1 2007-12-12 Andreas Krebbel <krebbel1@de.ibm.com>
3 * config/s390/s390.c (s390_O_constraint_str): Limit the range
5 * config/s390/constraints.md: Adjust comment accordingly.
7 2007-12-11 Nathan Sidwell <nathan@codesourcery.com>
9 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use frame_reg_rtx
12 2007-12-11 Kai Tietz <kai.tietz@onevision.com>
14 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Handle 64-bit
15 target same as 32-bit.
17 2007-12-10 Jakub Jelinek <jakub@redhat.com>
19 PR tree-optimization/34371
20 * tree-vectorizer.h (struct _loop_vec_info): Add num_iters_unchanged
22 (LOOP_VINFO_NITERS_UNCHANGED): Define to num_iters_unchanged field.
23 * tree-vectorizer.c (set_prologue_iterations,
24 slpeel_tree_peel_loop_to_edge): Call unshare_expr on
25 LOOP_VINFO_NITERS_UNCHANGED before using it.
27 2007-12-10 Eric Botcazou <ebotcazou@libertysurf.fr>
30 * config/i386/i386.c (ix86_expand_movmem): Punt if the count is large.
31 (ix86_expand_setmem): Likewise.
33 2007-12-10 Kenneth Zadeck <zadeck@naturalbridge.com>
35 PR rtl-optimization/34302
36 * auto-inc-dec.c (attempt_change): Change place where move is
39 2007-12-10 Jakub Jelinek <jakub@redhat.com>
41 * dwarf2out.c (gen_array_type_die, gen_descr_array_type_die): For
42 Fortran multi-dimensional arrays use DW_AT_ordering
45 2007-12-10 Paolo Bonzini <bonzini@gnu.org>
48 * config/i386/i386.c (override_options): Enable -fvect-cost-model.
50 2007-12-10 Uros Bizjak <ubizjak@gmail.com>
52 * config/i386/i386.c (ix86_function_regparm): Do not check global_regs
53 array, registers that are members of global_regs are also members of
54 fixed_regs array. Use REGPARM_MAX to check that no regparm hard
55 register is taken by a fixed register variable. Check up to and
56 including DI_REG when adjusting regparm value due to fixed regs usage.
57 (rep_prefix_usable): Check fixed_regs array, not global_regs array for
58 available hard registers.
59 (ix86_expand_strlen): Ditto.
60 * config/i386/i386.md (strmov): Ditto.
63 2007-12-10 Kaz Kojima <kkojima@gcc.gnu.org>
65 * genopinit.c: Include tm_p.h in generated file.
67 * config/arm/neon.md (vec_set<mode>_internal): Use INTVAL
68 to extract the integer from operands[2].
69 (vec_setv2di_internal): Likewise.
71 * config/arm/arm.c (arm_size_return_regs): Make return type
73 (arm_init_neon_builtins): Move code after declarations.
75 2007-12-10 Hans-Peter Nilsson <hp@axis.com>
77 * reload.c (find_reloads_address_1): To properly mark as an
78 autoincdec, pass X for non-NULL OUT in call to push_reload for
79 autoincdec which can't be trivially used as an address.
81 2007-12-10 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
82 Hans-Peter Nilsson <hp@axis.com>
84 * caller-save.c (insert_one_insn): If inserting before a call_insn
85 then the registers containing the arguments of the call are
86 live_throughout in the new insn.
88 2007-12-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
92 * pa.md: Consolidate HImode and QImode move patterns into one pattern
93 each, eliminating floating-point alternatives.
94 * pa-protos.h (pa_cannot_change_mode_class, pa_modes_tieable_p):
96 * pa-64.h (SECONDARY_MEMORY_NEEDED): Define here.
97 * pa.c (pa_secondary_reload): Use an intermediate general register
98 for copies to/from floating-point register classes. Simplify code
99 SHIFT_REGS class. Provide additional comments.
100 (pa_cannot_change_mode_class, pa_modes_tieable_p): New functions.
101 * pa.h (MODES_TIEABLE_P): Use pa_modes_tieable_p.
102 (SECONDARY_MEMORY_NEEDED): Delete define.
103 (INT14_OK_STRICT): Define.
104 (MODE_OK_FOR_SCALED_INDEXING_P): Allow SFmode and DFmode when using
106 (MODE_OK_FOR_UNSCALED_INDEXING_P): Likewise.
107 (GO_IF_LEGITIMATE_ADDRESS): Use INT14_OK_STRICT in REG+D case for
109 (LEGITIMIZE_RELOAD_ADDRESS): Use INT14_OK_STRICT in mask selection.
110 Align DImode offsets when generating 64-bit code.
111 * pa32-regs.h (VALID_FP_MODE_P): Remove QImode and HImode.
112 (CANNOT_CHANGE_MODE_CLASS): Define.
113 * pa64-regs.h (VALID_FP_MODE_P): Remove QImode and HImode.
114 (CANNOT_CHANGE_MODE_CLASS): Define using pa_cannot_change_mode_class.
116 2007-12-09 Jakub Jelinek <jakub@redhat.com>
119 * langhooks-def.h (LANG_HOOKS_GET_ARRAY_DESCR_INFO): Define.
120 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
121 * langhooks.h (struct array_descr_info): Forward declaration.
122 (struct lang_hooks_for_types): Add get_array_descr_info field.
123 * dwarf2.h (DW_AT_bit_stride, DW_AT_byte_stride): New.
124 (DW_AT_stride_size, DW_AT_stride): Keep around for Dwarf2
126 * dwarf2out.h (struct array_descr_info): New type.
127 * dwarf2out.c (dwarf_attr_name): Rename DW_AT_stride to
128 DW_AT_byte_stride and DW_AT_stride_size to DW_AT_bit_size.
129 (descr_info_loc, add_descr_info_field, gen_descr_array_type_die):
131 (gen_type_die_with_usage): Call lang_hooks.types.get_array_descr_info
132 and gen_descr_array_type_die.
134 2007-12-08 Richard Guenther <rguenther@suse.de>
136 PR tree-optimization/34391
137 * tree-vect-transform.c (vect_setup_realignment): Mark new
138 symbols for renaming.
140 2007-12-07 Bob Wilson <bob.wilson@acm.org>
142 * config/xtensa/xtensa.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
143 (ASM_OUTPUT_DWARF_PCREL): Define.
145 2007-12-07 Richard Guenther <rguenther@suse.de>
148 * opts.c (common_handle_option): Handle OPT_fforce_addr.
150 2007-12-07 Aldy Hernandez <aldyh@redhat.com>
152 * m32c.h (LEGITIMIZE_ADDRESS): Use WIN instead of win.
153 (LEGITIMIZE_RELOAD_ADDRESS): Same.
155 2007-12-07 Samuel Tardieu <sam@rfc1149.net>
158 * doc/install.texi: Explain how to check for a clean environment when
161 2007-12-07 Richard Guenther <rguenther@suse.de>
163 * tree-profile.c (gcov_type_tmp_var): New global variable.
164 (tree_gen_edge_profiler): Use a single shared variable decl per
165 function for edge counter incrementing.
166 (tree_profiling): Re-set the shared variable.
168 2007-12-06 Bob Wilson <bob.wilson@acm.org>
170 * config/xtensa/xtensa.c (xtensa_va_start): Add prototype.
172 2007-12-06 Tom Tromey <tromey@redhat.com>
175 * c-opts.c (c_common_parse_file): Call cpp_clear_file_cache.
177 2007-12-06 Richard Sandiford <rsandifo@nildram.co.uk>
179 * config/mips/mips.c (mips_function_ok_for_sibcall): Check
180 targetm.binds_local_p as well as DECL_EXTERNAL.
182 2007-12-06 Harsha Jagasia <harsha.jagasia@amd.com>
184 * tree-vectorizer.c (slpeel_add_loop_guard): Gimplify the condition.
185 (set_prologue_iterations): New. Set the prologue iterations to total
186 number of scalar iterations if the cost model check indicates that
187 scalar code should be generated.
188 (slpeel_tree_peel_loop_to_edge): Add a new parameter and code for
189 generating the cost condition for epilog. Call
190 set_prologue_iterations to generate cost condition for prolog.
191 (new_loop_vec_info): Initialize LOOP_VINFO_NITERS_UNCHANGED.
192 * tree-vectorizer.h (LOOP_VINFO_NITERS_UNCHANGED): New.
193 (slpeel_tree_peel_loop_to_edge): Update declaration.
194 (set_prologue_iterations): New declaration.
195 * tree-vect-analyze.c (vect_analyze_loop_form): Update
196 LOOP_VINFO_NITERS_UNCHANGED.
197 * tree-vect-transform.c
198 (vect_estimate_min_profitable_iters): Add new parameter and
199 code to check if run time cost model test is needed.
200 Remove code that adds builtin vectorization cost to scalar
201 outside cost for the run time cost model test. If run time
202 cost model test is needed add the appropriate guard cost to
203 the scalar outside cost. The guard cost depends on whether
204 the guard is generated at versioning or at prolog generation
205 or at epilog generation. Change cost model equation to include
207 (conservative_cost_threshold): New. Return the less conservative
208 profitability threshold between the cost model threshold and the
209 user defined vectorization threshold.
210 (vect_do_peeling_for_loop_bound): Call conservative_cost_threshold.
211 (vect_do_peeling_for_alignment): Same.
212 (vect_loop_versioning): Same.
213 (vect_create_cond_for_align_checks): ANDs the cost model condition
214 with the alignment condition.
215 (vect_transform_loop): Call loop versioning only when there is a
216 misalignment or an aliasing problem.
218 2007-12-06 Jakub Jelinek <jakub@redhat.com>
221 * tree-ssa-ccp.c (optimize_stdarg_builtin): New function.
222 (execute_fold_all_builtins): Call it for BUILT_IN_VA_START,
223 BUILT_IN_VA_COPY and BUILT_IN_VA_END.
225 * target.h (struct ggc_target): Add expand_builtin_va_start hook.
226 * target-def.h (TARGET_EXPAND_BUILTIN_VA_START): Define.
227 (TARGET_INITIALIZER): Add it.
228 * builtins.c (expand_builtin_va_start): Use
229 targetm.expand_builtin_va_start hook instead of
230 EXPAND_BUILTIN_VA_START macro.
231 * alpha/alpha.c (alpha_va_start): Made static.
232 (override_options): Clear targetm.expand_builtin_va_start if
234 (TARGET_EXPAND_BUILTIN_VA_START): Define.
235 * alpha/unicosmk.h (EXPAND_BUILTIN_VA_START): Remove.
236 * alpha/alpha.h (EXPAND_BUILTIN_VA_START): Remove.
237 * alpha/alpha-protos.h (alpha_va_start): Remove prototype.
238 * xtensa/xtensa.h (EXPAND_BUILTIN_VA_START): Remove.
239 * xtensa/xtensa.c (TARGET_EXPAND_BUILTIN_VA_START): Define.
240 (xtensa_va_start): Made static.
241 * xtensa/xtensa-protos.h (xtensa_va_start): Remove prototype.
242 * pa/pa-protos.h (hppa_va_start): Remove prototype.
243 * pa/pa.h (EXPAND_BUILTIN_VA_START): Remove.
244 * pa/pa.c (hppa_va_start): Made static, add prototype.
245 (TARGET_EXPAND_BUILTIN_VA_START): Define.
246 * frv/frv.c (frv_expand_builtin_va_start): Made static, add prototype.
247 (TARGET_EXPAND_BUILTIN_VA_START): Define.
248 * frv/frv-protos.h (frv_expand_builtin_va_start): Remove prototype.
249 * frv/frv.h (EXPAND_BUILTIN_VA_START): Remove.
250 * i386/i386.c (override_options): Clear
251 targetm.expand_builtin_va_start if -m32 or 64-bit MS ABI.
252 (ix86_va_start): Made static.
253 (TARGET_EXPAND_BUILTIN_VA_START): Define.
254 * i386/i386.h (EXPAND_BUILTIN_VA_START): Remove.
255 * i386/i386-protos.h (ix86_va_start, ix86_va_arg): Remove prototypes.
256 * iq2000/iq2000-protos.h (iq2000_va_start): Remove prototype.
257 * iq2000/iq2000.h (EXPAND_BUILTIN_VA_START): Remove.
258 * iq2000/iq2000.c (iq2000_va_start): Made static, add prototype.
259 (TARGET_EXPAND_BUILTIN_VA_START): Define.
260 * rs6000/rs6000-protos.h (rs6000_va_start): Remove prototype.
261 * rs6000/rs6000.c (rs6000_va_start): Made static, add prototype.
262 (TARGET_EXPAND_BUILTIN_VA_START): Define.
263 (rs6000_override_options): Clear targetm.expand_builtin_va_start if
264 DEFAULT_ABI != ABI_V4.
265 * rs6000/rs6000.h (EXPAND_BUILTIN_VA_START): Remove.
266 * spu/spu.c (spu_va_start): Made static, add prototype.
267 (TARGET_EXPAND_BUILTIN_VA_START): Define.
268 * spu/spu.h (EXPAND_BUILTIN_VA_START): Remove.
269 * spu/spu-protos.h spu_va_start): Remove prototype.
270 * stormy16/stormy16.h (EXPAND_BUILTIN_VA_START): Remove.
271 * stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_start):
273 * stormy16/stormy16.c (xstormy16_expand_builtin_va_start): Made
275 (TARGET_EXPAND_BUILTIN_VA_START): Define.
276 * s390/s390-protos.h (s390_va_start): Remove prototype.
277 * s390/s390.c (s390_va_start): Made static.
278 (TARGET_EXPAND_BUILTIN_VA_START): Define.
279 * s390/s390.h (EXPAND_BUILTIN_VA_START): Remove.
280 * mn10300/mn10300.h (EXPAND_BUILTIN_VA_START): Remove.
281 * mn10300/mn10300-protos.h (mn10300_va_start): Remove prototype.
282 * mn10300/mn10300.c (mn10300_va_start): Made static, add prototype.
283 (TARGET_EXPAND_BUILTIN_VA_START): Define.
284 * arc/arc.c (arc_va_start): Made static, add prototype.
285 (TARGET_EXPAND_BUILTIN_VA_START): Define.
286 * arc/arc.h (EXPAND_BUILTIN_VA_START): Remove.
287 * arc/arc-protos.h (arc_va_start): Remove prototype.
288 * mt/mt-protos.h (mt_va_start): Remove prototype.
289 * sparc/sparc.c (sparc_va_start): Made static, add prototype.
290 (TARGET_EXPAND_BUILTIN_VA_START): Define.
291 * sparc/sparc-protos.h (sparc_va_start): Remove prototype.
292 * sparc/sparc.h (EXPAND_BUILTIN_VA_START): Remove.
293 * sh/sh.c (sh_va_start): Made static, add prototype.
294 (TARGET_EXPAND_BUILTIN_VA_START): Define.
295 * sh/sh-protos.h (sh_va_start): Remove prototype.
296 * sh/sh.h (EXPAND_BUILTIN_VA_START): Remove.
297 * mips/mips-protos.h (mips_va_start): Remove prototype.
298 * mips/mips.h (EXPAND_BUILTIN_VA_START): Remove.
299 * mips/mips.c (mips_va_start): Made static.
300 (TARGET_EXPAND_BUILTIN_VA_START): Define.
302 2007-12-06 Uros Bizjak <ubizjak@gmail.com>
304 * tree-ssa-loop.c (gate_tree_parallelize_loops): Return true when
305 "flag_tree_parallelize_loops > 1".
307 2007-12-06 Zdenek Dvorak <ook@ucw.cz>
308 Dorit Nuzman <dorit@il.ibm.com>
309 Jakub Jelinek <jakub@redhat.com>
311 PR tree-optimization/34005
312 * tree-gimple.c (is_gimple_formal_tmp_rhs): Add a case for COND_EXPR.
313 * gimplify.c (gimplify_ctx): Add a new member allow_rhs_cond_expr.
314 (gimplify_pure_cond_expr): New function.
315 (generic_expr_could_trap_p): New function.
316 (gimplify_cond_expr): Call gimplify_pure_cond_expr.
317 (force_gimple_operand): Initialize new field allow_rhs_cond_expr.
319 2007-12-06 Andreas Krebbel <krebbel1@de.ibm.com>
321 * config/s390/s390.c (s390_emit_stack_tie): New function.
322 (s390_emit_prologue): Emit a stack tie when writing to the
324 * config/s390/s390.md ("stack_tie"): New insn definition.
326 2007-12-06 Ben Elliston <bje@au.ibm.com>
329 * doc/sourcebuild.texi (Miscellaneous Docs): Remove SERVICE item.
331 2007-12-05 Jakub Jelinek <jakub@redhat.com>
334 * fold-const.c (fold_binary) <case BIT_IOR_EXPR>: Don't minimize
335 number of bits set in C1 if a mode mask for some mode can be used
338 2007-12-05 Bernhard Fischer <aldot@gcc.gnu.org>
340 * varasm.c (merge_weak, weak_finish, assemble_alias): Commentary typo
343 2007-12-05 Richard Guenther <rguenther@suse.de>
345 PR tree-optimization/34138
346 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
347 Do not forward propagate addresses if that changes volatileness of
350 2007-12-05 Uros Bizjak <ubizjak@gmail.com>
353 * config/i386/i386.c (ix86_function_regparm): Also check for fixed
354 registers when checking that regparm registers are available.
355 Lower regparm value due to fixed registers usage in addition to
358 2007-12-05 Bernhard Fischer <aldot@gcc.gnu.org>
360 * sparseset.c: Include config.h and system.h before sparseset.h.
361 * sparseset.h: Remove inclusion of system.h.
363 2007-12-05 Jakub Jelinek <jakub@redhat.com>
364 Richard Sandiford <rsandifo@nildram.co.uk>
366 * optabs.c (init_insn_codes): New function.
368 (init_optab, init_optabv): Don't call new_optab.
369 (init_convert_optab): Don't clear the insn codes.
370 (init_optabs): Call init_insn_codes.
372 2007-12-04 Jakub Jelinek <jakub@redhat.com>
374 * omp-low.c (optimize_omp_library_calls): New function.
375 (expand_omp_parallel): Call it if optimizing.
378 * stmt.c (expand_stack_restore): Call expand_normal on var to get
379 rtx for it instead of assuming it will be a VAR_DECL.
381 2007-12-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
383 * c-parser (c_parser_statement_after_labels): Move error from here...
384 (c_parser_label): ... to here. Check that the declaration is not
385 actually just another label.
387 2007-12-04 Richard Guenther <rguenther@suse.de>
391 * tree-ssa-operands.c (get_addr_dereference_operands): If we
392 fall back to using the SMTs aliases, make sure to add virtual
393 operands for the SMT itself.
394 (create_ssa_artificial_load_stmt): Fix typo. Make sure to also
395 clear the loaded and stored symbols bitmaps.
397 2007-12-04 Ben Elliston <bje@au.ibm.com>
399 * config/spu/spu.h (ASM_FORMAT_PRIVATE_NAME): Remove; use default.
401 2007-12-04 Ben Elliston <bje@au.ibm.com>
403 * doc/tm.texi (Exception Handling): Mention unwind-dw2-xtensa.c.
405 2007-12-03 Steven Bosscher <stevenb.gcc@gmail.com>
408 * doc/invoke.texi: Remove -fforce-addr documentation.
409 * expr.c (emit_move_insn): Remove use of flag_force_addr.
410 (expand_expr_real_1): Same.
411 (do_tablejump): Same.
412 Call memory_address instead of memory_address_noforce.
413 * expr.h (memory_address_noforce): Remove prototype.
414 * explow.c (memory_address): Remove support for flag_force_addr.
415 (validize_mem): Same.
416 (memory_address_noforce): Remove.
417 * common.opt: Add dummy documentation for -fforce-addr.
418 * combine.c (can_combine_p): Remove -fforce-addr comment.
419 * config/cris/cris.h (OPTIMIZATION_OPTIONS): Remove set of
421 * config/m68k/m68k.h (PIC_CASE_VECTOR_ADDRESS): Remove comment
422 relating to memory_address_noforce.
423 * testsuite/gcc.c-torture/compile/20050802-1.c: Remove.
424 * testsuite/gcc.c-torture/compile/20011113-1.c: Remove.
426 2007-12-03 Jakub Jelinek <jakub@redhat.com>
428 * omp-low.c (lookup_decl_in_outer_ctx): Allow calling this
429 with !ctx->is_nested.
430 (maybe_lookup_decl_in_outer_ctx): Look up in outer contexts
431 even if !ctx->is_nested.
432 (lower_copyprivate_clauses, lower_send_clauses,
433 lower_send_shared_vars): Call lookup_decl_in_outer_ctx
437 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Optimize
438 (X << C1) & C2 into (X << C1) & (C2 | ((1 << C1) - 1))
439 and (X >> C1) & C2 into (X >> C1) & (C2 | ~((type) -1 >> C1)).
440 (fold_binary) <case LSHIFT_EXPR, case RSHIFT_EXPR>: Optimize
441 (X & C2) << C1 into (X << C1) & (C2 << C1) and
442 (X & C2) >> C1 into (X >> C1) & (C2 >> C1) if that allows further
445 PR tree-optimization/33453
446 * tree-data-ref.c (split_constant_offset): Use POINTER_PLUS_EXPR
447 for pointer addition.
448 * tree-parloops.c (canonicalize_loop_ivs): Likewise.
449 (separate_decls_in_loop_name): Copy DECL_GIMPLE_REG_P from var to
452 2007-12-03 Bernd Schmidt <bernd.schmidt@analog.com>
454 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __FDPIC__ as
457 2007-12-03 Razya Ladelsky <razya@il.ibm.com>
459 * doc/invoke.texi (fipa-cp, fipa-matrix-reorg): Add documentation.
461 2007-12-03 Jakub Jelinek <jakub@redhat.com>
464 * opts.c (common_handle_option): Handle OPT_ftree_store_copy_prop.
465 * common.opt (ftree-store-copy-prop): Use the same help text as for
468 2007-12-02 Ayal Zaks <zaks@il.ibm.com>
469 Revital Eres <eres@il.ibm.com>
471 * modulo-sched.c (calculate_must_precede_follow,
472 try_scheduling_node_in_cycle): New functions.
473 (sms_schedule_by_order): Call the new functions.
474 (ps_insn_find_column): Use must_follow and must_precede only if
476 (ps_insn_advance_column): Likewise.
478 2007-12-02 Ayal Zaks <zaks@il.ibm.com>
479 Revital Eres <eres@il.ibm.com>
481 * modulo-sched.c (get_sched_window): Fix the direction of the
482 scheduling window and add dump info.
484 2007-12-02 Samuel Tardieu <sam@rfc1149.net>
486 * config/sh/sh.md (cmpgeusi_t): Fix condition.
488 2007-11-30 Jan Hubicka <jh@suse.cz>
490 * ggc-common.c (dump_ggc_loc_statistics): Reset ggc_force_collect flag.
492 2007-11-30 Seongbae Park <seongbae.park@gmail.com>
494 PR rtl-optimization/34171
495 * cfgrtl.c (update_bb_for_insn_chain): New function,
496 refactored from update_bb_for_insn.
497 (update_bb_for_insn): Call update_bb_for_insn.
498 (rtl_merge_blocks, try_redirect_by_replacing_jump):
499 Replace a loop with update_bb_for_insn_chain call.
500 (cfg_layout_merge_blocks): Add a call to
501 update_bb_for_insn_chain. Replace the for loop
502 with a call to update_bb_for_insn_chain.
504 2007-11-30 Ben Elliston <bje@au.ibm.com>
506 * config/vax/vax.h (ASM_FORMAT_PRIVATE_NAME): Remove. Use default.
508 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
510 PR tree-optimization/34244
511 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
512 (record_numbers_of_iterations): New function.
513 (execute_vrp): Cache the numbers of iterations of loops.
514 * tree-scalar-evolution.c (scev_reset_except_niters):
516 (scev_reset): Use scev_reset_except_niters.
517 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
519 2007-11-29 Jan Hubicka <jh@suse.cz>
520 Jakub Jelinek <jakub@redhat.com>
522 PR tree-optimization/33434
523 * tree-inline.c (setup_one_parameter): If the value passed to
524 a parameter is never used, don't set it up.
526 2007-11-29 Jakub Jelinek <jakub@redhat.com>
529 * config/rs6000/eabi-cn.asm (__DTOR_END__): Make it weak.
530 * config/rs6000/sol-cn.asm (__DTOR_END__): Likewise.
532 2007-11-29 Andris Pavenis <andris.pavenis@iki.fi>
534 * Makefile.in: Use separate vpath lines for each path.
536 2007-11-29 Ben Elliston <bje@au.ibm.com>
538 * SERVICE: Update URL.
540 2007-11-28 Jakub Jelinek <jakub@redhat.com>
542 PR tree-optimization/34140
543 * tree-if-conv.c (if_convertible_phi_p): Fail if BB other than
544 loop->header has virtual phi nodes.
546 2007-11-28 Richard Sandiford <rsandifo@nildram.co.uk>
549 * builtins.c (expand_builtin_nonlocal_goto): Also emit a use
550 of GP register, if valid and fixed.
553 2007-06-21 David Daney <ddaney@avtrex.com>
556 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
557 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
558 (exception_receiver): Renamed to ...
559 (nonlocal_goto_receiver): ... this.
561 2007-11-27 H.J. Lu <hongjiu.lu@intel.com>
562 Joey Ye <joey.ye@intel.com>
565 * config/i386/i386.c (function_arg_32): Don't pass aggregate
566 arguments in ECX/EDX for fastcall.
568 2007-11-28 Rask Ingemann Lambertsen <rask@sygehus.dk>
570 * config/i386/linux.h (CRT_GET_RFIB_DATA): Add Intel syntax inline
572 * config/i386/sco5.h (CRT_GET_RFIB_DATA): Likewise.
573 * config/i386/sysv4.h (CRT_GET_RFIB_DATA): Likewise.
575 2007-11-28 Ben Elliston <bje@au.ibm.com>
577 * config/rs6000/aix64.opt (maix64): Add Negative(maix32).
578 (maix32): Add Negative(maix64).
580 2007-11-27 Jakub Jelinek <jakub@redhat.com>
582 PR tree-optimization/34016
583 * tree-ssa-loop.c (pass_linear_transform): Add
584 TODO_update_ssa_only_virtuals to todo_flags_finish.
586 2007-11-27 Eric B. Weddington <eric.weddington@atmel.com>
588 * config/avr/avr.c (avr_mcu_types): Add atmega32hvb.
589 * config/avr/avr.h (LINK_SPEC): Likewise.
590 (CRT_BINUTILS_SPECS): Likewsie.
591 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
593 2007-11-27 Jakub Jelinek <jakub@redhat.com>
596 * config/rs6000/rs6000.c (adjacent_mem_locations): Don't assume
597 MEM_SIZE is set on all MEMs.
599 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
601 * config/s390/s390.opt (mhard-float): Add the option to be
602 overridden. That was missing in my last patch.
604 2007-11-27 Richard Guenther <rguenther@suse.de>
606 PR tree-optimization/34241
607 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Make sure
608 to only delete real conversion chains.
610 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
612 * config/s390/s390.opt (m31, m64, mesa, mzarch, msoft-float,
613 mhard-float, mlong-double-64, mlong-double-128): Add the
614 option to be overridden.
616 2007-11-27 Richard Guenther <rguenther@suse.de>
618 * builtins.c (fold_builtin_1): Verify the argument types
619 of BUILT_IN_ISNORMAL.
620 (fold_builtin_n): Verify the number of arguments to variadic
623 2007-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
625 * config/bfin/elf.h (SUBTARGET_DRIVER_SELF_SPECS): New macro.
626 * doc/invoke.texi (Blackfin Options): Document the effects.
628 2007-11-27 Ben Elliston <bje@au.ibm.com>
630 * config/rs6000/sysv4.opt (m32): Add Negative(m64).
631 (m64): Add Negative(m32).
632 * config/rs6000/darwin.opt (m32): Add Negative(m64).
633 (m64): Add Negative(m32).
635 2007-11-26 Eric Botcazou <ebotcazou@adacore.com>
637 * tree-ssa-propagate.c (set_rhs) <GIMPLE_MODIFY_STMT>: Fix typo.
639 2007-11-26 Michael Meissner <michael.meissner@amd.com>
642 * config/i386/i386.c (ix86_expand_movmem): If the copy size is a
643 constant, avoid calling emit_cmp_and_jump_insns. Use counter_mode
644 to get the mode for loading a pseudo register with a count rather
645 than duplicating code.
647 2007-11-25 Eric B. Weddington <eric.weddington@atmel.com>
649 * config/avr/avr.c (avr_mcu_types): Add atmega1284p.
650 * config/avr/avr.h (LINK_SPEC): Likewise.
651 (CRT_BINUTILS_SPECS): Likewsie.
652 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
654 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
656 * c-common.c (conversion_warning): Use get_unwidened instead of
659 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
662 * c-parser.c (struct c_parser): New bit in_if_block.
663 (c_parser_compound_statement_nostart): Handle unexpected 'else'
665 (c_parser_statement_after_labels): Set in_if_block to false while
667 (c_parser_if_body): Don't call c_parser_statement_after_labels if
668 a semicolon is found, just consume it. Don't call
669 c_parser_statement_after_labels if an open brace is found, call
670 c_parser_compound_statement instead.
671 (c_parser_else_body): New.
672 (c_parser_if_statement): Set in_if_block to true when parsing the
673 body of the 'if' statement. Use c_parser_else_body.
675 2007-11-26 Andreas Krebbel <krebbel1@de.ibm.com>
678 * c-decl.c (store_parm_decls): Pass 'false' for the new
679 allocate_struct_function parameter.
680 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
681 * tree-parloops.c (create_loop_fn): Likewise.
682 * function.c (push_function_context_to, push_struct_function,
683 init_function_start): Likewise.
684 (allocate_struct_function): Add boolean parameter.
685 * tree.h (allocate_struct_function): Add boolean parameter.
686 * function.h (struct function): Move returns_struct and
687 returns_pcc_struct to the end of the structure definiton.
689 2007-11-26 Uros Bizjak <ubizjak@gmail.com>
692 * config/i386/i386.md (truncdfsf2): Select SLOT_TEMP stack slot if
693 virtual registers are already instantiated.
694 (truncxf<mode>2): Ditto.
695 (floatsi<mode>2): Ditto.
699 2007-11-26 Rask Ingemann Lambertsen <rask@sygehus.dk>
702 * config/fr30/fr30.c (fr30_move_double): Sanitize mem->reg case. Copy
703 the address before it is clobbered.
705 2007-11-26 Nick Clifton <nickc@redhat.com>
707 * config/mn10300/mn10300.md: (call_internal): Remove mode on
708 operand 0 in order to match UNPSEC'ed calls generated in PIC mode.
709 (call_value_internal): Remove mode on operands 0 and 1 in order to
710 match UNPSEC'ed calls generated in PIC mode.
711 (GOTaddr2picreg): Use copy_rtx to prevent sharing an rtx between
714 2007-11-26 Richard Guenther <rguenther@suse.de>
717 * builtins.c (expand_builtin_pow): Use expand_expr to expand
718 the result of build_call_expr.
720 2007-11-26 Steven Bosscher <stevenb.gcc@gmail.com>
721 Revital Eres <eres@il.ibm.com>
724 * bb-reorder.c (insert_section_boundary_note): Clear
725 BLOCK_FOR_INSN in NOTE_INSN_SWITCH_TEXT_SECTIONS.
727 2007-11-26 Richard Sandiford <rsandifo@nildram.co.uk>
729 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Add missing comma.
731 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
733 * dwarf2asm.c (splay_tree_compare_strings): New function.
734 (dw2_force_const_mem): Use it.
736 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
738 * tree.c (type_hash_add): Don't violate strict aliasing rules.
740 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
743 * c-typeck.c (tagged_types_tu_compatible_p): Enable exact
744 matches between anonymous union fields.
746 2007-11-26 Alexandre Oliva <aoliva@redhat.com>, Jan Hubicka <jh@suse.cz>
748 * tree-ssa-live.c (remove_unused_scope_block_p): Drop
749 declarations and blocks only after inlining. Check that
750 non-empty blocks are not dropped.
751 * tree-inline.c (expand_call_inline): Check that functions are
752 not inlined too late.
754 2007-11-26 Ben Elliston <bje@au.ibm.com>
756 * unwind-dw2-fde.c: Fix comment typo.
757 * unwind-generic.h: Likewise, fix comment typos.
759 2007-11-25 Richard Sandiford <rsandifo@nildram.co.uk>
761 * tree-sra.c (scalarize_use): Adjust the vpos argument to
762 sra_explode_bitfield_assignment in cases where the type is
763 wider than the bitfield.
765 2007-11-25 Richard Guenther <rguenther@suse.de>
767 * tree.h (struct tree_block): Move locus member next to flags.
768 * c-decl.c (SCOPE_LIST_APPEND): Use BLOCK_CHAIN.
769 (SCOPE_LIST_CONCAT): Likewise.
770 (pop_scope): Likewise.
771 * function.c (instantiate_decls_1): Likewise.
772 (setjmp_vars_warning): Likewise.
773 * emit-rtl.c (set_used_decls): Likewise.
774 * tree-inline.c (add_lexical_block): Likewise.
776 2007-11-24 Hans-Peter Nilsson <hp@axis.com>
778 * rtlanal.c (label_is_jump_target_p): Return true for a matching
780 * reorg.c (fill_slots_from_thread): Correct last change to use
781 NULL_RTX, not NULL. Outside of REG_NOTES loop, increase and
782 decrease LABEL_NUSES for JUMP_LABEL (trial), not XEXP (note, 0).
783 * jump.c (mark_jump_label_1): Add comment for last change
784 regarding JUMP_LABEL setting.
785 * gcse.c (add_label_notes): Remove conditional that the label is
786 mentioned in insn before adding regnote.
787 * sched-rgn.c (is_cfg_nonregular): Don't return 1 for a
788 single_set insn only feeding a label to a jump through a
789 register that dies there.
791 2007-11-23 Dirk Mueller <dmueller@suse.de>
792 Richard Guenther <rguenther@suse.de>
795 * tree-vrp.c (check_array_ref): Move check for valid location..
796 (check_array_bounds) here. Use EXPR_HAS_LOCATION().
798 2007-11-23 Hans-Peter Nilsson <hp@axis.com>
800 * reload.c (find_reloads_address_1) <autoincdec cases>:
801 Call REG_OK_FOR_CONTEXT with the autoincdec code, not outer_code.
803 2007-11-23 Richard Guenther <rguenther@suse.de>
804 Michael Matz <matz@suse.de>
806 PR tree-optimization/34176
807 * alloc-pool.h (empty_alloc_pool): Declare.
808 * alloc-pool.c (empty_alloc_pool): New function.
809 * tree-ssa-sccvn.c (vn_reference_lookup): Also lookup from the
810 valid table if a lookup from the optimistic table failed.
811 (vn_unary_op_lookup): Likewise.
812 (vn_binary_op_lookup): Likewise.
813 (vn_phi_lookup): Likewise.
814 (process_scc): Clear optimistic tables before every iteration.
816 2007-11-23 Richard Guenther <rguenther@suse.de>
818 * tree-ssa-copy.c (may_propagate_copy): Remove redundant checks.
819 (merge_alias_info): Do verification only if checking is
820 enabled. Merge flow-sensitive alias information in simple cases.
821 * tree-ssa-operands.c (get_addr_dereference_operands): Also
822 complain about missing NMTs.
824 2007-11-23 Jakub Jelinek <jakub@redhat.com>
827 * c-common.c (conversion_warning): For INTEGER_TYPE to
828 INTEGER_TYPE conversions call get_narrower on expr to avoid
829 spurious warnings from binop shortening or when the implicit
830 conversion can't change the value.
832 2007-11-22 Joseph Myers <joseph@codesourcery.com>
835 * c-decl.c (set_array_declarator_inner): Don't give error for
836 static or type qualifiers in abstract declarator. Remove
837 abstract_p parameter.
838 * c-tree.h (set_array_declarator_inner): Update prototype.
839 * c-parser.c (c_parser_direct_declarator_inner): Update call to
840 set_array_declarator_inner.
841 * doc/standards.texi: Update for C99 TC3.
843 2007-11-22 Hans-Peter Nilsson <hp@bitrange.com>
845 * config/mmix/mmix.c (mmix_encode_section_info): Remove duplicate
846 line in my edit of the last change.
848 2007-11-22 Jakub Jelinek <jakub@redhat.com>
851 * config/arm/arm.c (arm_init_tls_builtins): Set TREE_NOTHROW
852 and TREE_READONLY on the fn decl rather than passing a chain
855 2007-11-22 Kaz Kojima <kkojima@gcc.gnu.org>
857 * config/sh/sh.md (divsi_inv_m3): Handle zero dividend specially.
859 2007-11-22 Uros Bizjak <ubizjak@gmail.com>
861 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Change checking
862 of ix86_arch and ix86_tune into a switch statement.
863 (enum processor_type): Default PROCESSOR_I386 to 0.
864 * config/i386/i386.c (ix86_decompose_address): Use TARGET_K6 instead
865 of "ix86_tune == PROCESSOR_K6".
866 (ia32_multipass_dfa_lookahead): Change checking of ix86_tune into
869 2007-11-22 Tom Tromey <tromey@redhat.com>
871 * config/mmix/mmix.c (mmix_encode_section_info): Use alloca to
872 avoid writing into string allocated by ggc_alloc_string.
874 2007-11-21 Kaz Kojima <kkojima@gcc.gnu.org>
877 * config/sh/sh.md (binary_sf_op): Remove.
878 (binary_sf_op0, binary_sf_op1): New define_insn_and_split.
879 * config/sh/sh.c (sh_expand_binop_v2sf): Use gen_binary_sf_op0
880 and gen_binary_sf_op1.
882 2007-11-21 Hans-Peter Nilsson <hp@axis.com>
884 * regclass.c (init_reg_autoinc): Fix typo preventing test of
885 secondary output reload when setting forbidden_inc_dec_class.
887 2007-11-21 Richard Guenther <rguenther@suse.de>
889 PR tree-optimization/34148
890 * tree-ssa-structalias.c (create_variable_info_for): Do not use
891 field-sensitive PTA for single-element structures.
892 * tree-ssa-alias.c (create_overlap_variables_for): Do not create
893 SFTs for single-element structures.
895 2007-11-20 Richard Guenther <rguenther@suse.de>
898 * gimplify.c (gimplify_switch_expr): Use tree_int_cst_lt instead
899 of the signed INT_CST_LT.
900 * stmt.c (expand_case): Likewise.
901 (estimate_case_costs): Likewise.
903 2007-11-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
905 * read-rtl.c (fatal_expected_char): Print EOF as text rather that
906 its binary representation.
908 2007-11-20 Richard Guenther <rguenther@suse.de>
910 * tree-ssa-operands.c (add_virtual_operand): Consistently prune
913 2007-11-20 Thiemo Seufer <ths@mips.com>
915 * config/mips/mips.c (mips_file_start): Add support for
916 flagging 32-bit code with -mfp64 floating-point.
918 2007-11-20 Jakub Jelinek <jakub@redhat.com>
921 * c-gimplify.c (optimize_compound_literals_in_ctor): New function.
922 (c_gimplify_expr): Use it.
924 2007-11-20 Ben Elliston <bje@au.ibm.com>
926 * config/spu/spu_mfcio.h: Fix typo.
928 2007-11-20 Ben Elliston <bje@au.ibm.com>
930 * unwind.inc: Comment that unwind-sjlj.c includes this file.
932 2007-11-20 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
933 Ben Elliston <bje@au.ibm.com>
935 * config/spu/mfc_tag_release.c: New file.
936 * config/spu/mfc_multi_tag_release.c: Likewise.
937 * config/spu/mfc_multi_tag_reserve.c: Likewise.
938 * config/spu/mfc_tag_release.c: Likewise.
939 * config/spu/mfc_tag_reserve.c: Likewise.
940 * config/spu/mfc_tag_table.c: Likewise.
941 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Compile them.
942 (TARGET_LIBGCC2_CFLAGS): Define __IN_LIBGCC2.
943 * config/spu/spu_mfcio.h: Avoid <stdint.h>.
944 (uint64_t): Typedef if __IN_LIBGCC2 is defined.
945 (MFC_TAG_INVALID, MFC_TAG_VALID): New macros.
946 (mfc_tag_reserve, mfc_tag_release, mfc_multi_tag_reserve,
947 mfc_multi_tag_release): Likewise.
948 (__mfc_tag_reserve, __mfc_tag_release, __mfc_multi_tag_reserve,
949 __mfc_multi_tag_release): Declare.
951 2007-11-19 Jason Merrill <jason@redhat.com>
953 PR debug/28834, debug/29436, c/32326
954 * tree.c (build_type_attribute_qual_variant): Refuse to make
955 a distinct copy of a struct/enum type. Use build_distinct_type_copy.
956 * doc/extend.texi (Type Attributes): Don't encourage people to add
957 attributes to struct/enum types in a typedef. Fix
958 transparent_union example.
960 * tree-inline.c (remap_type_1): Remove code that's redundant with
962 (build_duplicate_type): Set id.copy_decl.
963 * c-common.c (handle_transparent_union_attribute): Simplify logic.
965 2007-11-19 Peter Bergner <bergner@vnet.ibm.com>
967 * config/rs6000/rs6000.c (invalid_e500_subreg,
968 rs6000_legitimate_offset_address_p, legitimate_lo_sum_address_p,
969 rs6000_legitimize_address, rs6000_legitimize_reload_address,
970 rs6000_legitimate_address, function_arg_advance,
971 spe_build_register_parallel, rs6000_spe_function_arg,
972 rs6000_split_multireg_move, spe_func_has_64bit_regs_p,
973 emit_frame_save, gen_frame_mem_offset, rs6000_function_value,
974 rs6000_libcall_value, rs6000_dwarf_register_span): Handle DDmode and
975 TDmode similarly to DFmode and TFmode.
976 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
977 DATA_ALIGNMENT, CLASS_MAX_NREGS, CANNOT_CHANGE_MODE_CLASS): Likewise.
979 2007-11-19 Eric Botcazou <ebotcazou@adacore.com>
981 * stor-layout.c (lang_adjust_rli): Delete.
982 (set_lang_adjust_rli): Likewise.
983 (layout_type): Do not call lang_adjust_rli hook.
984 * tree.h (set_lang_adjust_rli): Delete.
986 2007-11-19 Bernd Schmidt <bernd.schmidt@analog.com>
988 * config/bfin/bfin.c (must_save_p): New function, mostly broken out of
989 n_dregs_to_save and n_pregs_to_save.
990 (n_pregs_to_save, n_dregs_to_save): Use it. New argument CONSECUTIVE;
992 (expand_prologue_reg_save, expand_epilogue_reg_restore): Enhance to be
993 able to save single D/P registers that aren't saved by the push/pop
996 2007-11-19 Richard Guenther <rguenther@suse.de>
998 PR tree-optimization/34099
999 * tree-ssa-ccp.c (likely_value): Exclude all but PLUS_EXPR,
1000 MINUS_EXPR and POINTER_PLUS_EXPR from handling as UNDEFINED
1001 if only one operand is undefined.
1003 2007-11-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1005 PR tree-optimization/34036
1006 * opts.c (set_fast_math_flags): Do not set flags in common
1007 with set_unsafe_math_optimizations_flags, invoke it directly.
1008 (set_unsafe_math_optimizations_flags): Unset flag_trapping_math
1009 and flag_signed_zeros.
1010 * toplev.c (process_options): Force flag_associative_math to 0 and
1011 warn, if it is set and either flag_trapping_math or flag_signed_zeros
1013 * doc/invoke.texi (Optimize Options): Document the new behavior
1014 of -funsafe-math-optimizations, that -fassociative-math requires
1015 both -fno-signed-zeros and -fno-trapping-math and make it clear
1016 that -fno-trapping-math requires -fno-signaling-nans. Refactor
1017 documentation of -ffast-math.
1019 2007-11-18 Jakub Jelinek <jakub@redhat.com>
1021 PR rtl-optimization/34132
1022 * gcse.c (try_replace_reg): Avoid rtx sharing between REG_EQUAL note
1026 * optabs.h (optab_table): Change type to struct optab from optab.
1027 (convert_optab_table): Similarly.
1028 Adjust all _optab macros to expand to addresses of optab_table
1029 resp. convert_optab_table elements rather than the values of the
1031 * optabs.c (optab_table): Change typype to struct optab from optab.
1032 If compiled by recent GCC, initialize all the insn_code fields in
1033 the array using designated range initializers.
1034 (convert_optab_table): Similarly.
1035 (convert_optab_libfunc, optab_libfunc, set_optab_libfunc,
1036 set_conv_libfunc): Into libfunc_entry's optab field store index within
1037 optab_table resp. convert_optab_table array instead of difference
1038 between two separately malloced addresses.
1039 (new_optab): Add op argument, don't return anything. Initialize
1040 just the insn_code field in handlers array and only when needed.
1041 (init_optab, init_optabv): Add op argument, don't return anything.
1042 Adjust new_optab caller.
1043 (new_convert_optab): Removed.
1044 (init_convert_optab): Add op argument, don't return anything, don't
1045 call new_convert_optab. If needed, initialize insn_code field in
1047 (init_optabs): Adjust init_optab, init_optabv and init_convert_optab
1049 (debug_optab_libfuncs): Adjust uses of optab_table and
1050 convert_optab_table arrays.
1052 2007-11-18 Richard Guenther <rguenther@suse.de>
1054 PR tree-optimization/34127
1055 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1056 Make code match up the comments, require compatibility of the
1059 2007-11-17 Richard Guenther <rguenther@suse.de>
1062 * fold-const.c (extract_muldiv_1): Do not move negative
1063 constants inside ABS_EXPR.
1065 2007-11-16 Ian Lance Taylor <iant@google.com>
1067 * collect2.c (dump_file): If a demangled symbol is followed by a
1068 space, make sure we output at least one space.
1070 2007-11-16 Richard Guenther <rguenther@suse.de>
1073 * fold-const.c (fold_binary): Use correct types for folding
1074 1 << X & Y to Y >> X & 1.
1076 2007-11-16 Richard Guenther <rguenther@suse.de>
1078 PR tree-optimization/33870
1079 * tree.h (struct tree_memory_tag): Add base_for_components flag.
1080 (struct tree_struct_field_tag): Remove nesting_level field.
1081 (SFT_NESTING_LEVEL): Remove.
1082 (SFT_BASE_FOR_COMPONENTS_P): Add.
1083 * tree-flow.h (struct fieldoff): Remove nesting_level field. Add
1084 base_for_components flag.
1085 (push_fields_onto_fieldstack): Remove nesting_level parameter.
1086 * tree-ssa-alias.c (create_sft): Likewise. Add base_for_components
1088 (create_overlap_variables_for): Deal with it.
1089 * tree-dfa.c (dump_subvars_for): Likewise.
1090 (dump_variable): Likewise.
1091 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Likewise.
1092 Set base_for_components for first elements of sub-structures.
1093 (create_variable_info_for): Handle base_for_components.
1094 (set_uids_in_ptset): Always set SFT_UNPARTITIONABLE_P for
1095 pointed-to SFTs if SFT_BASE_FOR_COMPONENTS_P is set.
1096 * tree-ssa-operands.c (ref_nesting_level): Remove.
1097 (add_vars_for_offset): Remove full_ref parameter, always add
1098 the offset of the pointed-to SFT.
1099 (add_virtual_operand): Adjust for changed signature of
1100 add_vars_for_offset.
1102 2007-11-16 Sa Liu <saliu@de.ibm.com>
1104 * config/spu/spu.md (floatunssidf2, floatunsdidf2): Inlined
1105 floatunssidf2 and floatunsdidf2.
1107 2007-11-16 Richard Guenther <rguenther@suse.de>
1109 PR tree-optimization/34113
1110 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1111 Use correct conversion direction for checking type compatibility.
1113 2007-11-16 Richard Guenther <rguenther@suse.de>
1115 PR tree-optimization/34099
1116 * tree-ssa-ccp.c (likely_value): Use a whitelist for operators
1117 that produce UNDEFINED result if at least one of its operands
1118 is UNDEFINED. By default the result is only UNDEFINED if all
1119 operands are UNDEFINED.
1121 2007-11-16 Jakub Jelinek <jakub@redhat.com>
1124 * gcc.c (init_spec): Don't initialize asm_debug here...
1125 (main): ... but here.
1127 2007-11-07 Tom Tromey <tromey@redhat.com>
1129 * tree-ssa-structalias.c (ipa_pta_execute): Rename 'cfun' to 'func'.
1130 * tree-parloops.c (create_loop_fn): Use set_cfun.
1131 * gengtype.c (open_base_files): Emit #undef cfun.
1132 * ipa-struct-reorg.c (do_reorg_1): Use set_cfun.
1133 * function.h (cfun): New define.
1134 * function.c: Undefine cfun.
1136 2007-11-07 Eric B. Weddington <eweddington@cso.atmel.com>
1138 * config/avr/avr.c (avr_mcu_types): Add attiny88.
1139 * config/avr/avr.h (LINK_SPEC): Likewise.
1140 (CRT_BINUTILS_SPECS): Likewsie.
1141 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1143 2007-11-15 Jakub Jelinek <jakub@redhat.com>
1146 * tree-ssa-ccp.c (optimize_stack_restore): New function.
1147 (execute_fold_all_builtins): Call optimize_stack_restore for
1148 BUILT_IN_STACK_RESTORE.
1150 2007-11-15 Paolo Bonzini <bonzini@gnu.org>
1152 * fwprop.c (try_fwprop_subst): Skip profitability check for forward
1153 propagation into an address; that's done in should_replace_address.
1155 2007-11-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1157 * config/spu/spu-protos.h (legitimate_const): Remove prototype.
1158 * config/spu/spu.c (legitimate_const): Remove.
1159 (classify_immediate): Inline call to legitimate_const.
1160 (spu_legitimate_address): Likewise. Allow SYMBOL_REF + CONST_INT
1161 for any constant, not just -512 .. 511.
1163 2007-11-15 Sa Liu <saliu@de.ibm.com>
1165 * config/spu/spu.c (spu_emit_branch_or_set): Remove PROCESSOR_CELL
1166 condition from HONOR_NANS test.
1167 * config/spu/spu.md (ceq_df): Always generate comparison code
1168 inline, including checks for NaNs and infinities.
1170 (cgt_v2df): Likewise.
1171 (cmpdf): Make this expander unconditional.
1173 2007-11-15 Richard Guenther <rguenther@suse.de>
1175 * tree-ssa-alias.c (create_overlap_variables_for): Make sure
1176 to only create SFTs if we also create variable infos for PTA.
1177 * tree-ssa-structalias.c (set_uids_in_ptset): Add all overlapping SFTs.
1179 2007-11-15 Richard Guenther <rguenther@suse.de>
1181 * tree-ssa-structalias.c (set_uids_in_ptset): Use the pointed-to
1182 type for TBAA pruning.
1183 (find_what_p_points_to): Call set_uids_in_ptset with the original
1184 pointer, not the decl of the solution we collapsed to.
1186 2007-11-14 David Daney <ddaney@avtrex.com>
1188 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use CFA
1191 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1194 * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Forbid mode changes
1195 for registers in BR_REGS class.
1197 2007-11-14 Jakub Jelinek <jakub@redhat.com>
1200 * tree-ssa.c (delete_tree_ssa): Don't call fini_ssa_operands if
1201 init_ssa_operands has not been called for cfun.
1203 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1205 PR tree-optimization/34046
1206 * cfg.c (update_bb_profile_for_threading): Avoid the division for the
1207 scaling if the old probability is greater than the new base.
1209 2007-11-14 Sebastian Pop <sebastian.pop@amd.com>
1211 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Remove
1212 unused edges after loop duplication.
1214 2007-11-14 Uros Bizjak <ubizjak@gmail.com>
1216 * config/i386/i386.h (TARGET_CPU_DEFAULT_*): Substitute with ...
1217 (enum target_cpu_default): ... this enum.
1218 (TARGET_CPU_DEFAULT_NAMES): Remove macro. Move initializer to ...
1219 * config/i386/i386.c (override_options): ... here.
1220 * config/i386/i386-interix.h (TARGET_CPU_DEFAULT): Use
1221 TARGET_CPU_DEFAULT_i486.
1223 2007-11-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
1225 * global.c (rest_of_handle_global_alloc): Fix comment typos.
1226 * config/sh/sh.c (sh_rtx_costs): Likewise.
1227 * ChangeLog: Likewise.
1229 2007-11-13 Sebastian Pop <sebastian.pop@amd.com>
1231 * tree-chrec.h (build_polynomial_chrec): RHS of a chrec
1232 should not be of pointer type.
1234 2007-11-13 Michael Meissner <michael.meissner@amd.com>
1236 * config/i386/i386.c (ix86_sse5_valid_op_p): Put type on separate line.
1238 2007-11-13 Sterling Augustine <sterling@tensilica.com>
1239 Bob Wilson <bob.wilson@acm.org>
1241 * config/xtensa/unwind-dw2-xtensa.c: New.
1242 * config/xtensa/unwind-dw2-xtensa.h: New.
1243 * config/xtensa/xtensa.h (MUST_USE_SJLJ_EXCEPTIONS): Remove.
1244 (DWARF2_UNWIND_INFO): Remove.
1245 (DWARF_FRAME_REGISTERS): Define.
1246 (EH_RETURN_DATA_REGNO): Define.
1247 * config/xtensa/xtensa.md (UNSPECV_EH_RETURN): Define.
1249 * config/xtensa/t-xtensa (LIB2ADDEH): Define.
1251 2007-11-13 Jakub Jelinek <jakub@redhat.com>
1253 * doc/invoke.texi: Fix description of -fsched-stalled-insns=0,
1254 -fsched-stalled-insns.
1256 PR tree-optimization/34063
1257 * tree-chrec.c (chrec_evaluate): Put CHREC_LEFT based argument
1258 as first chrec_fold_plus operand rather than second.
1260 2007-11-13 Diego Novillo <dnovillo@google.com>
1262 PR tree-optimization/33870
1263 * tree.h (strcut tree_memory_tag): Add field unpartitionable.
1264 Remove field in_nested_struct.
1265 (struct tree_struct_field_tag): Add field nesting_level.
1266 (sft_in_nested_struct): Remove.
1267 (sft_nesting_level): Define.
1268 (sft_unpartitionable_p): Define.
1269 * tree-ssa-alias.c (mem_sym_score): If mp->var is not
1270 partitionable, return long_max.
1271 (compute_memory_partitions): Do not partition sfts marked
1273 (create_sft): Add argument nesting_level. Set
1274 sft_nesting_level with it. Update all users.
1275 (create_overlap_variables_for): Show nesting level.
1276 * tree-dfa.c (dump_subvars_for): Likewise.
1277 (dump_variable): Likewise. Show whether the sft is
1278 partitionable or not.
1279 * tree-flow.h (struct fieldoff): Remove field in_nested_struct.
1280 Add field nesting_level.
1281 * tree-ssa-structalias.c (struct variable_info): Remove
1282 field in_nested_struct.
1283 (push_fields_onto_fieldstack): Add argument nesting_level.
1284 Update all users. Update documentation. Update pair->nesting_level
1285 with nesting_level. Make recursive calls with nesting_level + 1.
1286 (set_uids_in_ptset): If an sft is added to the points-to set,
1287 mark it as unpartitionable.
1288 * tree-ssa-operands.c (ref_nesting_level): New.
1289 (add_vars_for_offset): Call it. Add argument full_ref. Update
1290 callers. If var is inside a nested structure and the nesting level
1291 of full_ref is lower than the nesting level of var,
1292 adjust offset by the offset of var.
1294 2007-11-13 Victor Kaplansky <victork@il.ibm.com>
1296 PR tree-optimization/32582
1297 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-tree-vectorize
1299 2007-11-12 Danny Smith <dannysmith@users.sourceforge.net>
1301 * doc/extend.texi (dllimport): Document that pointers to dllimport'd
1302 functions can be used as constant.
1304 2007-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1306 PR rtl-optimization/34035
1307 * cse.c (cse_cfg_altered): New global variable.
1308 (cse_jumps_altered): Make boolean.
1309 (recorded_label_ref): Likewise.
1310 (cse_insn): Adjust for above changes.
1311 (cse_extended_basic_block): Likewise. Set cse_cfg_altered
1312 if dead edges have been purged.
1313 (cse_main): Change return value specification and adjust code.
1314 (rest_of_handle_cse): Adjust for above change.
1315 (rest_of_handle_cse2): Likewise.
1316 * gcse.c (rest_of_handle_gcse): Likewise.
1318 2007-11-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1319 Michael Meissner <michael.meissner@amd.com>
1321 * config/i386/i386.md (sse5_setcc<mode>): Use <ssemodefsuffix> to
1322 get the appropriate suffix for the coms* instruction.
1323 (sse5_pcmov_<mode>): Restrict operands of pcmov
1324 for scalar case to be only xmm registers and not memory.
1326 * config/i386/sse.md (sse5_pcmov_<mode>): Correct the operand
1327 constraints to follow the mnemonics for the pcmov instruction
1329 2007-11-12 Richard Sandiford <rsandifo@nildram.co.uk>
1332 * config/mips/mips.c (mips_return_fpr_single): New function.
1333 (mips_function_value): Use it when returning single-field
1335 (mips_expand_call): Handle the PARALLELs created by
1336 mips_return_fpr_single.
1338 2007-11-12 Richard Guenther <rguenther@suse.de>
1341 * fold-const.c (fold_binary): If testing for non-negative
1342 operands with tree_expr_nonnegative_warnv_p make sure to
1343 use op0 which has all (sign) conversions retained.
1345 2007-11-12 Richard Guenther <rguenther@suse.de>
1348 * fold-const.c (fold_binary): Fold n - (n / m) * m to n % m.
1349 (fold_binary): Fold unsinged FLOOR_DIV_EXPR to TRUNC_DIV_EXPR.
1351 2007-11-12 Ira Rosen <irar@il.ibm.com>
1353 PR tree-optimization/33953
1354 * tree-vect-transform.c (vectorizable_operation): In case of SLP,
1355 allocate vec_oprnds1 according to the number of created vector
1356 statements. In case of shift with scalar argument, store scalar operand
1357 for every vector statement to be created for the SLP node. Fix a
1360 2007-11-10 Steven Bosscher <stevenb.gcc@gmail.com>
1362 * gcse.c (CUID_INSN): Remove.
1364 (alloc_gcse_mem): Don't allocate cuid_insn.
1365 (free_gcse_mem): Don't free cuid_insn.
1367 2007-11-10 Jakub Jelinek <jakub@redhat.com>
1370 * gimplify.c (goa_lhs_expr_p): Inside INDIRECT_REF handle unshared
1374 * tree-inline.h (copy_body_data): Add regimplify field.
1375 * tree-inline.c (copy_body_r): Set id->regimplify to true
1376 if an TREE_INVARIANT ADDR_EXPR is no longer invariant after
1378 (copy_bb): Clear id->regimplify before walk_tree, if it is
1379 set afterwards, regimplify the whole statement.
1381 PR tree-optimization/33680
1382 * tree-data-ref.c (split_constant_offset) <case ADDR_EXPR>: Punt
1383 if the added cast involves variable length types.
1385 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
1386 Maxim Kuvyrkov <maxim@codesourcery.com>
1388 * sched-deps.c (sched_analyze_insn): Use MOVE_BARRIER
1389 instead of TRUE_BARRIER for jumps. Add register dependencies
1390 even when reg_pending_barrier is set.
1392 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
1394 * haifa-sched.c (haifa_classify_insn): Rename to ...
1395 (haifa_classify_rtx): ... this. Improve handling of COND_EXECs,
1396 handle PARALLELs by recursing. Use it ...
1397 (haifa_classify_insn): ... here. Reimplement.
1399 2007-11-09 Richard Guenther <rguenther@suse.de>
1401 * bitmap.h (bitmap_single_bit_set_p): Declare.
1402 * bitmap.c (bitmap_single_bit_set_p): New function.
1403 * tree-ssa-alias.c (add_may_alias_for_new_tag): Use it.
1404 (maybe_create_global_var): Use bitmap_empty_p.
1406 2007-11-09 Paolo Bonzini <bonzini@gnu.org>
1407 Jakub Jelinek <jakub@redhat.com>
1409 PR rtl-optimization/34012
1410 * fwprop.c (try_fwprop_subst): Do not replace if the new
1411 SET_SRC has a higher cost than the old one.
1413 2007-11-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1415 PR rtl-optimization/33732
1416 * reload.c (push_reload): Check that the REG_DEAD note was referring
1417 to a hardreg or to a pseudo that has been assigned exactly one hardreg
1418 before considering it in order to select the reload register.
1419 (combine_reloads): Likewise.
1420 (find_dummy_reload): Likewise.
1422 2007-11-09 Richard Guenther <rguenther@suse.de>
1424 * tree-flow.h (struct ptr_info_def): Make escape_mask a
1426 (struct ptr_info_def): Likewise.
1427 (enum escape_type): Also use bit zero.
1429 2007-11-09 Richard Guenther <rguenther@suse.de>
1431 PR tree-optimization/33604
1432 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1433 Disregard changes in CV qualifiers of pointed to types for
1434 forward propagating ADDR_EXPRs.
1435 * tree-ssa-ccp.c (fold_stmt_r): Preserve volatileness of the original
1438 2007-11-09 Richard Sandiford <rsandifo@nildram.co.uk>
1440 * dse.c (find_shift_sequence): Always choose an integer mode for
1442 (replace_read): Require both the read and store mode to be
1443 integer ones. Remove a then-redundant FLOAT_P check.
1445 2007-11-08 Richard Guenther <rguenther@suse.de>
1447 * tree-dfa.c (remove_referenced_var): If removing a
1448 variable which has subvars, also remove those from
1449 the referenced vars. Do not create a variable annotation.
1451 2007-11-08 Bob Wilson <bob.wilson@acm.org>
1453 * config/xtensa/xtensa.c (xtensa_expand_prologue): Remove first
1454 argument for gen_entry calls.
1455 * config/xtensa/xtensa.md: Add new "entry" value to "type" attribute.
1456 (entry): Use the new attribute value. Remove unused first operand.
1458 2007-11-08 Tom Tromey <tromey@redhat.com>
1460 * c-parser.c (c_parser_translation_unit): Use location in error.
1461 (c_parser_external_declaration): Likewise.
1462 (c_parser_declaration_or_fndef): Likewise.
1463 (c_parser_enum_specifier): Likewise.
1464 (c_parser_struct_or_union_specifier): Likewise.
1465 (c_parser_struct_declaration): Likewise.
1466 (c_parser_typeof_specifier): Likewise.
1467 (c_parser_parms_list_declarator): Likewise.
1468 (c_parser_asm_string_literal): Likewise.
1469 (c_parser_braced_init): Likewise.
1470 (c_parser_initelt): Likewise.
1471 (c_parser_compound_statement_nostart): Likewise.
1472 (c_parser_statement_after_labels): Likewise.
1473 (c_parser_do_statement): Likewise.
1474 (c_parser_asm_statement): Likewise.
1475 (c_parser_conditional_expression): Likewise.
1476 (c_parser_unary_expression): Likewise.
1477 (c_parser_sizeof_expression): Likewise.
1478 (c_parser_postfix_expression): Likewise.
1479 (c_parser_postfix_expression_after_paren_type): Likewise.
1480 (c_parser_objc_class_instance_variables): Likewise.
1481 (c_parser_objc_method_definition): Likewise.
1482 (c_parser_objc_methodprotolist): Likewise.
1483 (c_parser_pragma): Likewise.
1484 (c_parser_omp_clause_num_threads): Likewise.
1485 (c_parser_omp_clause_schedule): Likewise.
1486 (c_parser_omp_all_clauses): Likewise.
1487 (c_parser_omp_sections_scope): Likewise.
1488 (c_parser_label): Use location of label, not colon.
1490 2007-11-08 Danny Smith <dannysmith@users.sourceforge.net>
1493 * config/i386/cygming.h (BIGGEST_FIELD_ALIGNMENT): Define only if
1496 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1499 * ipa-pure-const.c (static_execute): Added code to keep recursive
1500 functions from being marked as pure or const.
1501 * ipa-utils.c (searchc): Fixed comment.
1503 2007-11-08 Tom Tromey <tromey@redhat.com>
1505 * common.opt (fshow-column): Default to 0.
1506 * configure: Rebuilt.
1507 * configure.ac (--enable-mapped-location): Default to 'yes'.
1509 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1511 * common.opt: Add pointer to doc/options.texi.
1512 * doc/invoke.texi (-fdse, -fdce, -fauto-inc-dec, -fipa-pure-const,
1513 -fipa-reference): Add or correct doc. Sorted options list for -Os
1516 2007-11-07 Bernhard Fischer <aldot@gcc.gnu.org>
1519 * config.gcc: For arm*b-* define TARGET_BIG_ENDIAN_DEFAULT.
1520 * config/arm/linux-elf.h (TARGET_ENDIAN_DEFAULT): Define based on
1521 TARGET_BIG_ENDIAN_DEFAULT. Use for MULTILIB_DEFAULTS.
1522 (TARGET_DEFAULT): Set according to TARGET_ENDIAN_DEFAULT.
1523 (LINUX_TARGET_LINK_SPEC): Pass -mlittle-endian on to the assembler.
1524 * config/arm/linux-eabi.h (TARGET_LINKER_EMULATION): Set according
1525 to TARGET_BIG_ENDIAN_DEFAULT.
1526 (SUBTARGET_EXTRA_LINK_SPEC): Likewise.
1527 * config/arm/bpabi.h (TARGET_DEFAULT_MASK): Set according
1528 to TARGET_BIG_ENDIAN_DEFAULT.
1530 2007-11-07 Diego Novillo <dnovillo@google.com>
1532 * tree.h (struct tree_struct_field_tag): Move field
1533 in_nested_struct ...
1534 (struct tree_memory_tag): ... here.
1536 2007-11-07 Diego Novillo <dnovillo@google.com>
1539 * tree.h (struct tree_struct_field_tag): Add field in_nested_struct.
1540 (SFT_IN_NESTED_STRUCT): Define.
1541 * tree-dfa.c (dump_subvars_for): Show offset of each sub-var.
1542 * tree-flow.h (struct fieldoff): Add field in_nested_struct.
1543 * tree-ssa-structalias.c (struct variable_info): Likewise.
1544 (push_fields_onto_fieldstack): If OFFSET is positive,
1545 set in_nested_struct.
1546 (create_variable_info_for): Copy setting of
1547 in_nested_struct from the field offset object.
1548 (set_uids_in_ptset): Set SFT_IN_NESTED_STRUCT from the
1549 variable info object.
1550 * tree-ssa-operands.c (add_vars_for_offset): If VAR
1551 belongs to a nested structure, adjust OFFSET by SFT_OFFSET(VAR).
1553 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1555 PR rtl-optimization/33737
1556 * cfgcleanup.c (try_crossjump_to_edge): Add count and frequency of
1557 target block after computing the probabilities of outgoing edges.
1558 Cap the frequency to BB_FREQ_MAX.
1559 * tree-ssa-threadupdate.c (redirect_edges): Also adjust count and
1560 frequency of the basic block if it has been reused.
1562 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1564 PR rtl-optimization/33822
1565 * rtl.h (REG_OFFSET): Fix comment.
1566 * var-tracking.c (INT_MEM_OFFSET): New macro.
1567 (var_mem_set): Use it.
1568 (var_mem_delete_and_set): Likewise.
1569 (var_mem_delete): Likewise.
1570 (same_variable_part_p): Likewise.
1571 (vt_get_decl_and_offset): Likewise.
1572 (offset_valid_for_tracked_p): New predicate.
1573 (count_uses): Do not track locations with invalid offsets.
1574 (add_uses): Likewise.
1575 (add_stores): Likewise.
1577 2007-11-07 Tom Tromey <tromey@redhat.com>
1579 * Makefile.in (tree-ssa-structalias.o): Depend on $(FUNCTION_H)
1580 (BASIC_BLOCK_H): Add vec.h, $(FUNCTION_H).
1582 2007-11-07 Dmitry Zhurikhin <zhur@ispras.ru>
1583 Andrey Belevantsev <abel@ispras.ru>
1585 * modulo-sched.c (sms_order_nodes, permute_partial_schedule,
1586 generate_prolog_epilog, duplicate_insns_of_cycles): Fix prototypes.
1587 (calculate_order_params, sms_order_nodes): New parameter pmax_asap.
1588 Save calculated max_asap in it.
1589 (sms_schedule): Calculate maxii using max_asap.
1591 2007-11-07 Andreas Krebbel <krebbel1@de.ibm.com>
1593 * doc/invoke.texi: Replace rs6000 dfp switches -mdfp/-mno-dfp
1594 with -mhard-dfp/-mno-hard-dfp.
1596 2007-11-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1597 Jakub Jelinek <jakub@redhat.com>
1600 * haifa-sched.c (check_sched_flags): Remove.
1601 (sched_init): Don't call it.
1603 2007-11-06 Diego Novillo <dnovillo@google.com>
1605 * tree-flow.h (struct fieldoff): Reformat comment. Document fields.
1606 * tree-ssa-operands.c: Tidy top-level comments.
1607 (add_vop): Likewise.
1608 (add_vars_for_offset): Tidy parameter formatting..
1609 (get_addr_dereference_operands): Likewise.
1610 (get_indirect_ref_operands): Likewise.
1611 (get_expr_operands) <OMP_ATOMIC_LOAD>: Reformat.
1612 <OMP_ATOMIC_STORE>: Likewise.
1614 2007-11-06 Rask Ingemann Lambertsen <rask@sygehus.dk>
1617 * config/i386/driver-i386.c: Test for __GNUC__ instead of
1618 GCC_VERSION which is always defined.
1620 2007-11-06 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1623 * reload1.c (find_reloads): Also check in_reg when handling a
1624 simple move with an input reload and a destination of a hard register.
1626 2007-11-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1628 * config/m68k/m68k.c (sched-int.h, insn-codes.h): New includes.
1629 (TARGET_SCHED_ADJUST_COST, TARGET_SCHED_VARIABLE_ISSUE,
1630 TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_FINISH_GLOBAL,
1631 TARGET_SCHED_INIT, TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
1632 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Redefine.
1633 (m68k_sched_attr_type2): New function.
1634 (sched_adjust_cost_state): New static variable.
1635 (m68k_sched_adjust_cost): New static function implementing
1637 (sched_ib_size, sched_ib_filled, sched_ib_insn, sched_mem_unit_code):
1638 New static variables.
1639 (m68k_sched_variable_issue): New static function implementing
1641 (sched_dump_class_def, sched_dump_class_func_t): New typedefs.
1642 (sched_dump_split_class): New static function.
1643 (sched_dump_dfa_guess_unit_code, sched_dump_dfa_state): New static
1645 (sched_dump_dfa_class, m68k_sched_dump): New static function.
1646 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
1647 m68k_sched_md_init, m68k_sched_dfa_pre_advance_cycle,
1648 m68k_sched_dfa_post_advance_cycle): New static functions implementing
1651 * config/m68k/m68k.h (m68k_sched_attr_type2): Declare.
1652 (CPU_UNITS_QUERY): Define.
1654 * config/m68k/cf.md: New file.
1655 * config/m68k/m68.md (cf.md): New include.
1657 2007-11-06 Tom Tromey <tromey@redhat.com>
1659 PR c++/32256, PR c++/32368:
1660 * function.c (saved_in_system_header): New global.
1661 (push_cfun): Save in_system_header.
1662 (pop_cfun): Restore in_system_header.
1663 (push_struct_function): Save in_system_header.
1665 2007-11-06 Douglas Gregor <doug.gregor@gmail.com>
1669 * c-common.c (c_build_qualified_type): Moved to c-typeck.c.
1670 (complete_array_type): Set canonical type appropriately.
1671 * c-typeck.c (c_build_qualified_type): Moved from c-common.c. The
1672 C and C++ front ends now have different versions of this function,
1673 because the C++ version needs to maintain canonical types here.
1675 2007-11-04 Razya Ladelsky <razya@il.ibm.com>
1677 * tree-parloops.c (reduction_info): Remove reduction_init field.
1678 (initialize_reductions): Remove creation of the reduction_init variable.
1679 (struct data_arg): Remove.
1680 (add_field_for_reduction, create_stores_for_reduction): New functions.
1681 (add_field_for_name): Remove reduction handling.
1682 (separate_decls_in_loop): Call add_field_for_reduction,
1683 create_stores_for_reduction.
1685 2007-11-06 Jakub Jelinek <jakub@redhat.com>
1687 PR tree-optimization/33458
1688 * tree-inline.c (copy_phis_for_bb): If PHI arg substitution creates
1689 !is_gimple_val PHI argument, gimplify it and insert it on edge.
1691 PR tree-optimization/33993
1692 * tree-vect-transform.c (vect_get_constant_vectors): Use build_vector
1693 rather than build_constructor_from_list if all list values are
1695 (get_initial_def_for_induction): Use build_vector instead of
1696 build_constructor_from_list.
1698 2007-11-05 Mark Mitchell <mark@codesourcery.com>
1701 * tree.h (DECL_INIT_PRIORITY): Do not require DECL_HAS_INIT_PRIORITY_P.
1702 (DECL_FINI_PRIORITY): Likewise.
1703 * tree.c (decl_init_priority_lookup): Remove assert.
1704 (decl_fini_priority_insert): Likewise.
1705 * cgraphunit.c (static_ctors): Make it a VEC.
1706 (static_dtors): Likewise.
1707 (record_cdtor_fn): Adjust accordingly.
1708 (build_cdtor): Generate multiple functions for each initialization
1710 (compare_ctor): New function.
1711 (compare_dtor): Likewise.
1712 (cgraph_build_cdtor_fns): Sort the functions by priority before
1713 calling build_cdtor.
1714 (cgraph_build_static_cdtor): Put the priority in the function's name.
1716 2007-11-05 H.J. Lu <hongjiu.lu@intel.com>
1719 * common.opt: Add shared and pie.
1721 2007-11-05 Bob Wilson <bob.wilson@acm.org>
1723 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Do not
1724 replace references to virtual_stack_vars_rtx in goto_handler.
1726 2007-11-05 Paul Brook <paul@codesourcery.com>
1728 * config.gcc (arm*-*-*): Set c_target_objs and cxx_target_objs.
1729 * config/arm/arm.c (arm_lang_output_object_attributes_hook): New.
1730 (arm_file_start): Don't set Tag_ABI_PCS_wchar_t. Call
1731 arm_lang_output_object_attributes_hook.
1732 * config/arm/arm.h (arm_lang_output_object_attributes_hook): Declare.
1733 (REGISTER_TARGET_PRAGMAS): Call arm_lang_object_attributes_init.
1734 * config/arm/arm-protos.h (arm_lang_object_attributes_init): Add
1736 * config/arm/t-arm.c (arm.o): New rule.
1737 * config/arm/arm-c.c: New file.
1739 2007-11-05 Nick Clifton <nickc@redhat.com>
1740 Sebastian Pop <sebastian.pop@amd.com>
1742 PR tree-optimization/32540
1743 PR tree-optimization/33922
1744 * doc/invoke.texi: Document PARAM_MAX_PARTIAL_ANTIC_LENGTH.
1745 * tree-ssa-pre.c: Include params.h.
1746 (compute_partial_antic_aux): Use PARAM_MAX_PARTIAL_ANTIC_LENGTH
1747 to limit the maximum length of the PA set for a given block.
1748 * Makefile.in: Add a dependency upon params.h for tree-ssa-pre.c
1749 * params.def (PARAM_MAX_PARTIAL_ANTIC_LENGTH): New parameter.
1751 2007-11-05 Nathan Sidwell <nathan@codesourcery.com>
1753 * libgcc2.c (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
1754 __fixunssfDI): Make return type unsigned.
1755 * libgcc2.h (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
1756 __fixunssfDI): Make return type unsigned.
1758 2007-11-05 Jakub Jelinek <jakub@redhat.com>
1760 PR tree-optimization/33856
1761 * tree-data-ref.c (get_references_in_stmt): Don't add
1762 REFERENCE_CLASS_P trees to references vector if get_base_address
1763 returns NULL on them.
1765 2007-11-05 Alexandre Oliva <aoliva@redhat.com>
1767 * cfg.c (dump_cfg_bb_info): Update bb_bitnames to match enum.
1769 2007-11-04 Andrew Pinski <pinskia@gmail.com>
1772 * fold-const.c (fold_binary <case EQ_EXPR>): Convert the inner type
1773 for TRUTH_NOT_EXPR to type.
1775 2007-11-04 Gerald Pfeifer <gerald@pfeifer.com>
1777 * doc/contrib.texi (Contributors): Add Manuel Lopez-Ibanez.
1779 2007-11-04 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1782 * dwarf2out.c (add_calling_convention_attribute): Change
1783 second argument. Set calling convention to DW_CC_program for
1784 Fortran main program.
1785 (gen_subprogram_die): Adjust to new prototype for
1786 add_calling_convention_attribute.
1788 2007-11-03 Dorit Nuzman <dorit@il.ibm.com>
1790 PR tree-optimization/33987
1791 * tree-vect-transform.c (get_initial_def_for_reduction): Fix assert.
1793 (vectorizable_reduction): Add type check.
1795 2007-11-03 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1798 * c-parser.c (c_parser_statement_after_labels): Error if a
1799 declaration is parsed after a label.
1801 2007-11-03 Daniel Jacobowitz <dan@codesourcery.com>
1804 * reorg.c (emit_delay_sequence): Do not clear the locator on
1805 the jump instruction.
1807 2007-11-03 Jakub Jelinek <jakub@redhat.com>
1810 * haifa-sched.c (ok_for_early_queue_removal): Don't walk out of the
1811 current sched region.
1813 2007-11-02 Jakub Jelinek <jakub@redhat.com>
1815 * config/ia64/ia64.c (struct reg_write_state): Change into
1816 unsigned short bitfields rather than unsigned int, decrease
1817 first_pred to just 10 bits.
1818 (rws_insn): Change into a bitmap or if not ENABLE_CHECKING
1819 into two char array.
1820 (rws_insn_set, rws_insn_test): New functions.
1821 (in_safe_group_barrier): New variable.
1822 (rws_update): Remove first argument, always set rws_sum array.
1823 (rws_access_regno): Use rws_insn_set macro. Only call rws_update
1824 or update rws_sum if !in_safe_group_barrier, adjust rws_update
1826 (rtx_needs_barrier): Use rws_insn_test macro.
1827 (safe_group_barrier_needed): Don't save/restore rws_sum array,
1828 instead set/clear in_safe_group_barrier flag.
1830 2007-11-02 Bob Wilson <bob.wilson@acm.org>
1832 * config/xtensa/xtensa.c (xtensa_expand_prologue): Put a
1833 REG_FRAME_RELATED_EXPR note on the last insn that sets up the stack
1834 pointer or frame pointer.
1835 * config/xtensa/xtensa.h (DWARF_UNWIND_INFO): Delete.
1836 (MUST_USE_SJLJ_EXCEPTIONS): Define.
1837 (DWARF2_UNWIND_INFO): Define.
1838 (INCOMING_RETURN_ADDR_RTX): Define.
1839 (DWARF_FRAME_RETURN_COLUMN): Define.
1841 2007-11-02 Tom Tromey <tromey@redhat.com>
1843 * varpool.c (dump_varpool): Use 'next', not 'next_needed' when
1846 2007-11-02 Diego Novillo <dnovillo@google.com>
1848 * langhooks.h (struct lang_hooks_for_callgraph): Remove third
1849 argument from function pointer ANALYZE_EXPR. Update all users.
1850 * cgraph.c (debug_cgraph_node): New.
1851 (debug_cgraph): New.
1853 2007-11-02 Jakub Jelinek <jakub@redhat.com>
1855 PR rtl-optimization/33648
1856 * cfgrtl.c (cfg_layout_split_edge): Initialize BB_PARTITION of
1857 the newly created basic block.
1859 2007-11-01 Richard Guenther <rguenther@suse.de>
1861 * ggc-page.c (extra_order_size_tab): Add bitmap_head size.
1863 2007-11-01 Steven Bosscher <stevenb.gcc@gmail.com>
1865 PR rtl-optimization/33828
1866 * gcse.c (compute_code_hoist_vbeinout): Fix order of computation
1867 of VBEIN and VBEOUT.
1869 2007-11-01 Eric Botcazou <ebotcazou@libertysurf.fr>
1871 * optabs.c (prepare_cmp_insn): Merge a couple of conditional blocks.
1872 * sched-rgn.c (compute_trg_info): Zero 'el' local variable.
1873 * tree-if-conv.c (process_phi_nodes): Zero 'cond' local variable.
1875 2007-11-01 Nathan Sidwell <nathan@codesourcery.com>
1877 * gcc.c (getenv_spec_function): Escape the environment variable's
1880 2007-11-01 Janis Johnson <janis187@us.ibm.com>
1882 * doc/invoke.texi (Optimize Options): Under -fcse-follow-jumps,
1883 show that CSE means common subexpression elimination. Change wording
1884 for -fsee and define LCM. Remove capitalization of optimizations
1885 for -ftree-reassoc, -ftree-pre, and -ftree-fre.
1887 2007-11-01 Janis Johnson <janis187@us.ibm.com>
1890 * doc/sourcebuild.texi (Test Directives): Document that xfail
1891 has no effect for dg-do except when dg-do-what is "run".
1893 2007-11-01 Tom Tromey <tromey@redhat.com>
1895 * c-decl.c (grokdeclarator): Set decl source locations.
1896 * c-parser.c (c_parser_enum_specifier): Set location.
1897 (c_parser_struct_or_union_specifier): Likewise.
1899 2007-11-01 Tom Tromey <tromey@redhat.com>
1901 * print-tree.c (print_node): Print column number.
1903 2007-11-01 Jakub Jelinek <jakub@redhat.com>
1906 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
1907 gen_decl_die): Use TREE_TYPE (TREE_TYPE (decl)) as type
1908 rather than TREE_TYPE (decl) if DECL_BY_REFERENCE (decl).
1910 PR rtl-optimization/33673
1911 * gcse.c (cprop_jump): If a conditional jump has been optimized
1912 into unconditional jump, make the remaining normal edge fallthru
1913 and delete the jump insn.
1915 2007-11-01 Ben Elliston <bje@au.ibm.com>
1917 * emit-rtl.c (set_reg_attrs_from_mem): Clarify function comment.
1918 (set_mem_attrs_from_reg): Likewise.
1920 2007-11-01 Michael Matz <matz@suse.de>
1922 PR tree-optimization/33961
1923 * tree-ssa-phiopt.c (struct name_to_bb.store): New member.
1924 (name_to_bb_hash, name_to_bb_eq): Consider and check it.
1925 (add_or_mark_expr): New argument 'store', using it to search
1927 (nt_init_block): Adjust calls to add_or_mark_expr.
1929 2007-10-31 Jakub Jelinek <jakub@redhat.com>
1932 * config/i386/i386.md (pushsf_rex64): Use X instead of < constraints
1933 for the first push_operand.
1935 2007-10-31 Revital Eres <eres@il.ibm.com>
1937 * config/rs6000/paired.md (sminv2sf3, smaxv2sf3, reduc_smax_v2sf,
1938 reduc_smin_v2sf vec_interleave_highv2sf, vec_interleave_lowv2sf,
1939 vec_extract_evenv2sf, vec_extract_oddv2sf, reduc_splus_v2sf,
1940 movmisalignv2sf, vcondv2sf): New.
1941 (UNSPEC_INTERHI_V2SF, UNSPEC_INTERLO_V2SF, UNSPEC_EXTEVEN_V2SF,
1942 UNSPEC_EXTODD_V2SF): Define new constants.
1943 * config/rs6000/rs6000-protos.h (paired_expand_vector_move,
1944 paired_emit_vector_cond_expr): New.
1945 * config/rs6000/rs6000-c.c (__PAIRED__): Add new builtin_define.
1946 * config/rs6000/rs6000.c (paired_expand_vector_move,
1947 paired_emit_vector_cond_expr, paired_emit_vector_compare):
1949 * config/rs6000/750cl.h (ASM_CPU_SPEC): Pass down -m750cl option.
1951 2007-10-31 Sebastian Pop <sebastian.pop@amd.com>
1953 PR tree-optimization/32377
1954 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Make it
1955 work also for unknown number of iterations.
1956 (analyze_subscript_affine_affine): Clean up. Don't fail when the
1957 number of iterations is not known.
1959 2007-10-31 Richard Guenther <rguenther@suse.de>
1962 * fold-const.c (extract_muldiv_1): Make sure to not introduce
1963 new undefined integer overflow.
1964 (fold_binary): Avoid useless conversion.
1966 2007-10-31 Richard Sandiford <rsandifo@nildram.co.uk>
1969 * config/mips/mips.c (mips_fpr_return_fields): Fix SCALAR_TYPE_P check.
1971 2007-10-31 Andreas Krebbel <krebbel1@de.ibm.com>
1973 * config/rs6000/rs6000.opt: Rename -mdfp option to -mhard-dfp.
1975 * config/s390/s390.c: (override_options): Replace -mhard-dfp/-msoft-dfp
1976 with -mhard-dfp/-mno-hard-dfp.
1977 * config/s390/s390.opt: Likewise.
1978 * config/s390/s390.h: Add MASK_HARD_DFP to the TARGET_DEFAULT
1981 2007-10-30 Janis Johnson <janis187@us.ibm.com>
1983 * tree-ssa.c (execute_update_addresses_taken): Initialize update_vops.
1985 2007-10-30 Janis Johnson <janis187@us.ibm.com>
1987 * doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
1988 optimization options.
1989 (Optimize Options): Add -fdce and -fdse to the list of optimizations
1990 enabled by -O. Document -fdce and -fdse.
1992 2007-10-30 Jakub Jelinek <jakub@redhat.com>
1995 * fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
1996 convert second operand of COMPOUND_EXPR to the original type of
1999 2007-10-30 Richard Guenther <rguenther@suse.de>
2001 * tree-ssa-operands.c (add_vars_for_offset): Fix exit test
2002 of loop adding SFTs as virtual operands.
2004 2007-10-30 Richard Guenther <rguenther@suse.de>
2006 * Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
2008 2007-10-29 Dorit Nuzman <dorit@il.ibm.com>
2010 PR tree-optimization/32893
2011 * tree-vectorize.c (vect_can_force_dr_alignment_p): Check
2012 STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
2014 2007-10-29 Rask Ingemann Lambertsen <rask@sygehus.dk>
2016 * longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
2018 (sub_ddmmss): Likewise.
2019 (umul_ppmm): Likewise.
2020 (udiv_qrnnd): Likewise.
2022 2007-10-29 Janis Johnson <janis187@us.ibm.com>
2025 * doc/sourcebuild.texi (Test Directives): Document that dg-require
2026 directives must come before dg-additional-sources.
2028 2007-10-29 Jakub Jelinek <jakub@redhat.com>
2030 PR tree-optimization/33723
2031 * c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
2032 MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
2034 2007-10-29 Richard Sandiford <rsandifo@nildram.co.uk>
2036 PR tree-optimization/33614
2037 * gimplify.c (gimplify_init_constructor): Gimplify vector constructors
2038 if they can't be reduced to VECTOR_CSTs and aren't legitimate
2039 initializer constants.
2041 2007-10-29 Richard Guenther <rguenther@suse.de>
2043 PR tree-optimization/33870
2044 * tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
2045 (add_virtual_operand): Do not recurse into MPTs looking for pointed-to
2048 2007-10-29 Richard Guenther <rguenther@suse.de>
2050 * passes.c (init_optimization_passes): Exchange store_copy_prop
2052 * tree-pass.h (pass_store_copy_prop): Remove.
2053 * tree-ssa-copy.c (do_store_copy_prop): Remove.
2054 (stmt_may_generate-copy): Do not handle store_copy_prop.
2055 (get_copy_of_val): Likewise.
2056 (set_copy_of_val): Likewise.
2057 (copy_prop_visit_assignment): Likewise.
2058 (copy_prop_visit_stmt): Likewise.
2059 (copy_prop_visit_phi_node): Likewise.
2060 (init_copy_prop): Likewise.
2061 (execute_copy_prop): Likewise.
2062 (do_copy_prop): Remove.
2063 (gate_store_copy_prop): Likewise.
2064 (store_copy_prop): Likewise.
2065 (pass_store_copy_prop): Likewise.
2066 (pass_copy_prop): Call execute_copy_prop.
2067 * opts.c (decode_options): Do not set flag_tree_store_copy_prop.
2068 * common.opt (ftree-store-copy-prop): Mark obsolete.
2069 * doc/invoke.texi (ftree-store-copy-prop): Remove documentation.
2071 2007-10-29 Ian Lance Taylor <iant@google.com>
2073 * ifcvt.c (noce_can_store_speculate_p): New static function.
2074 (noce_process_if_block): Call it.
2075 (if_convert): Remove recompute_dominance parameter. Change all
2078 2007-10-29 Richard Guenther <rguenther@suse.de>
2080 * tree-flow-inline.h (get_subvar_at): Use binary search.
2081 (get_first_overlapping_subvar): New function to binary search
2082 for the first overlapping subvar.
2083 * tree-ssa-operands.c (add_vars_for_offset): Strip down to
2084 just handle adding subvars for a pointed-to subvar. Optimize
2085 and use get_first_overlapping_subvar.
2086 (add_vars_for_bitmap): Fold into single caller.
2087 (add_virtual_operand): Streamline, inherit add_vars_for_bitmap
2088 and non pointed-to bits of add_vars_for_offset.
2090 2007-10-29 Revital Eres <eres@il.ibm.com>
2092 * modulo-sched.c (sms_schedule): Add DF_UD_CHAIN problem.
2094 2007-10-29 Razya Ladelsky <razya@il.ibm.com>
2095 Zdenek Dvorak <ook@ucw.cz>
2098 reduction support for automatic parallelization.
2100 * expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
2102 * Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
2103 * tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
2104 and OMP_ATOMIC_STORE.
2105 * tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2106 * gimple-low.c (lower_stmt): Same.
2107 * gimplify.c (gimplify_expr): Same.
2108 (gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
2109 gimplify_omp_atomic_mutex): Remove.
2110 (gimplify_omp_atomic): Change it to simply gimplify the
2111 statement instead of expanding it.
2112 * omp-low.c: Add includes to optabs.h, cfgloop.h.
2113 (expand_omp_atomic, expand_omp_atomic_pipeline,
2114 goa_stabilize_expr, expand_omp_atomic_mutex,
2115 expand_omp_atomic_fetch_op): New functions to implement
2116 expansion of OMP_ATOMIC.
2117 (expand_omp, build_omp_regions_1): Add support for
2118 OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
2119 * tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
2121 * tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
2123 * tree-parloops.c: add include to tree-vectorizer.h.
2124 (reduction_info): New structure for reduction.
2125 (reduction_list): New list to represent list of reductions per loop.
2126 (struct data_arg): New helper structure for reduction.
2127 (reduction_info_hash, reduction_info_eq, reduction_phi,
2128 initialize_reductions, create_call_for_reduction,
2129 create_phi_for_local_result, create_call_for_reduction_1,
2130 create_loads_for_reductions, create_final_loads_for_reduction):
2132 (loop_parallel_p): Identify reductions, add reduction_list parameter.
2133 (separate_decls_in_loop_name): Support reduction variables.
2134 (separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
2135 call create_loads_for_reduction for each reduction.
2136 (canonicalize_loop_ivs): Identify reductions, add reduction_list
2138 (transform_to_exit_first_loop): Add reduction support, add
2139 reduction_list parameter.
2140 (gen_parallel_loop): Add reduction_list parameter. Add call
2141 separate_decls_in_loop with
2142 the new argument. Traverse reductions and call
2143 initialize_reductions, create_call_for_reduction.
2144 (parallelize_loops): Create and delete the reduction list.
2145 (add_field_for_name): Change use of data parameter. Add fields for
2147 * tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
2148 * tree-vect-analyze.c (vect_analyze_loop_form): export it.
2149 * tree.def: Add definitions for OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2150 * tree-inline.c (estimate_num_insns_1): add cases for
2151 OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2152 * tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2153 * tree-ssa-operands.c (get_addr_dereference_operands):
2154 New function. Subroutine of get_indirect_ref_operands.
2155 (get_indirect_ref_operands): Call get_addr_dereference_operands.
2156 (get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2159 2007-10-29 Hans-Peter Nilsson <hp@axis.com>
2161 * config/cris/cris.c: Include df.h.
2162 (cris_address_cost): Add gcc_assert for canonicalization
2163 assumptions. For PLUS with MULT or register, correct
2164 test for register in other arm. Tweak comments.
2166 2007-10-28 Richard Guenther <rguenther@suse.de>
2168 * tree-ssa-operands.c (add_vars_for_offset): Add parameter
2169 telling if the var is to be treated as points-to location.
2170 (add_vars_for_bitmap): Pass true to add_vars_for_offset.
2171 (add_virtual_operand): Only recurse into MPTs if aliases
2174 2007-10-28 Richard Guenther <rguenther@suse.de>
2176 * tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
2177 (add_vars_for_bitmap): Do not recurse further. Only add vars
2178 for pointed-to SFTs.
2179 (add_virtual_operand): Re-instantiate loop to add operands for
2180 aliases. Recurse into MPTs.
2181 (get_indirect_ref_operands): If we fall back to use a pointers
2182 SMT, make sure to not prune based on the access offset and size.
2184 2007-10-28 Andrew Pinski <pinskia@gmail.com>
2187 * tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
2188 the eh information on the statement.
2190 2007-10-28 Richard Guenther <rguenther@suse.de>
2192 * tree-flow.h (subvar_t): Make it a VEC.
2193 (struct subvar): Remove.
2194 (struct var_ann_d): Use VEC(tree,gc) to store subvars.
2195 * tree-flow-inline.h (get_subvar_at): Adjust iterators over
2197 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
2198 * tree-nrv.c (dest_safe_for_nrv_p): Likewise.
2199 * tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
2200 (set_initial_properties): Likewise.
2201 (setup_pointers_and_addressables): Likewise.
2202 (new_type_alias): Likewise.
2203 (create_overlap_variables_for): Likewise.
2204 * tree-dfa.c (dump_subvars_for): Likewise.
2205 * tree-ssa-operands.c (add_vars_for_offset): Likewise.
2206 (get_expr_operands): Likewise.
2207 (add_to_addressable_set): Likewise.
2208 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
2210 2007-10-28 Uros Bizjak <ubizjak@gmail.com>
2212 PR tree-optimization/33920
2213 * tree-if-conv.c (tree_if_conversion): Force predicate of single
2214 successor bb to true when predecessor bb has NULL predicate.
2215 (find_phi_replacement_condition): Assert that tmp_cond is non-null.
2217 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
2219 * config/mips/mips.md: Add combiner patterns for DImode extensions
2220 of HImode and QImode truncations. Reformat HImode <- QImode pattern
2223 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
2226 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
2228 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
2230 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
2231 LIBCALL notes if they are about to be moved to the same insn.
2233 2007-10-27 Richard Guenther <rguenther@suse.de>
2235 PR tree-optimization/33870
2236 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
2237 duplication. Remove redundant call to access_can_touch_variable.
2238 (add_vars_for_bitmap): New helper for recursing over MPT contents.
2239 (add_virtual_operand): Use it.
2241 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2244 * pa.h (ASM_PN_FORMAT): Delete define.
2246 2007-10-26 Janis Johnson <janis187@us.ibm.com>
2248 * doc/invoke.texi (Option Summary, optimizations): Remove
2249 -fbounds-check. Add -fassociative-math, -freciprocal-math,
2250 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
2251 -fsplit-wide-types to match later entry. Break up a long line.
2252 (Option Summary, code gen options) Add -fno-stack-limit. Add
2253 missing @gol to the end of a line.
2254 (Optimization Options): Remove -fbounds-check, which is also
2255 documented under Code Generation Options. Remove =n from
2256 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
2257 to -fcprop-registers to match other options, and say when it is
2258 enabled rather than disabled. Remove extra index entry for
2259 -fno-cx-limited-range. Add index entries for -fstack-protector
2260 and -fstack-protector-all.
2261 (Code Gen Options): Add index entry for -ftls-model.
2263 2007-10-26 Anatoly Sokolov <aesok@post.ru>
2265 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
2266 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
2267 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
2268 expand_epilogue, output_movhi): Don't handle 'main' function.
2269 (avr_attribute_table): Add 'OS_task' function attribute.
2270 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
2272 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
2273 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
2275 * config/avr/avr.opt (minit-stack): Remove.
2277 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
2279 * tree-nested.c (get_trampoline_type): Fix thinko.
2281 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
2284 * tree.c (build_offset_type): Build canonical type based on the
2285 TYPE_MAIN_VARIANT of the base type.
2287 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
2289 * reorg.c (emit_delay_sequence): Move insn locator from the
2290 first insn to the sequence.
2292 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
2294 * ipa-pure-const.c (check_decl): Return immediately when
2295 pure_const_state has been set to IPA_NEITHER.
2297 2007-10-25 Ira Rosen <irar@il.ibm.com>
2299 PR tree-optimization/33833
2300 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
2301 and convert init to sizetype in inner_base construction.
2303 2007-10-25 Richard Guenther <rguenther@suse.de>
2305 * tree-flow.h (mem_sym_stats): Remove.
2306 (dump_mem_sym_stats_for_var): Declare.
2307 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
2308 (mem_sym_stats): Move ...
2309 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
2310 (mem_sym_score): Rename from ...
2311 (pscore): ... this. Remove.
2312 (dump_mem_sym_stats_for_var): New function. Dump the score, but
2313 not the frequencies.
2314 (compare_mp_info_entries): Make sort stable by disambiguating
2317 2007-10-25 Ira Rosen <irar@il.ibm.com>
2319 PR tree-optimization/33866
2320 * tree-vect-transform.c (vectorizable_store): Check operands of all
2321 the stmts in the group of strided accesses. Get def stmt type for each
2322 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
2324 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
2326 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
2327 (Yt): Rename register constraint to Y2.
2328 * config/i386/sse.md: Use renamed register constraints.
2329 * config/i386/mmx.md: Ditto.
2330 * config/i386/i386.md: Ditto.
2332 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
2334 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
2336 2007-10-24 Chao-ying Fu <fu@mips.com>
2338 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
2339 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
2341 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
2342 Olga Golovanevsky <olga@il.ibm.com>
2344 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
2345 the compiler that wr.wrap and wr.domain are initialized in
2348 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
2350 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
2351 to print gcov_type values.
2353 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
2355 * config/avr/avr.h: Do not include progmem_section definition when
2356 building with IN_TARGET_LIBS.
2358 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
2361 * config/mips/mips.c (mips_lo_sum_offset): New structure.
2362 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
2363 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
2364 (mips_orphaned_high_part_p: New functions.
2365 (mips_avoid_hazard): Don't check INSN_P here.
2366 (mips_avoid_hazards): Rename to...
2367 (mips_reorg_process_insns): ...this. Cope with
2368 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
2369 or turn them into nops.
2370 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
2371 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
2372 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
2373 (mips_override_options): Set flag_delayed_branch to 0.
2375 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
2377 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
2378 MIPS-specific implementation details.
2379 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
2380 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
2381 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
2382 for targets with movmemsi.
2383 (MOVE_BY_PIECES_P): Define.
2384 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
2385 (mips_block_move_loop): Add a bytes_per_iter argument.
2386 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
2387 Update call to mips_block_move_loop.
2389 2007-10-24 Michael Matz <matz@suse.de>
2392 * var-tracking.c (variable_union): Don't break after one loop
2393 iteration but only when a difference is found.
2394 (dump_variable): Also print DECL_UID.
2396 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
2398 * ipa-type-escape.h: Expose function
2399 is_array_access_through_pointer_and_index.
2401 (is_array_access_through_pointer_and_index):
2402 Add three new parameters. Add support of
2403 POINTER_PLUS_EXPR tree code.
2405 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
2407 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
2408 * tree-pass.h: Add pass_ipa_struct_reorg.
2409 * common.opt: Add ipa-struct-reorg flag.
2410 * Makefile.in: Add ipa-strcut-reorg.o compilation.
2411 * passes.c: Add pass pass_ipa_struct_reorg.
2412 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
2413 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
2415 2007-10-24 Ira Rosen <irar@il.ibm.com>
2417 PR tree-optimization/33804
2418 * tree-vect-transform.c (vectorizable_operation): Remove the
2419 checks that the vectorization is worthwhile from the transformation
2422 2007-10-24 Ira Rosen <irar@il.ibm.com>
2424 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
2425 vectype cannot be determined for the scalar type.
2426 (vect_analyze_slp_instance): Likewise.
2427 * tree-vect-transform.c (vect_model_reduction_cost): Change the
2428 return type to bool. Return false if vectype cannot be determined
2429 for the scalar type.
2430 (vect_get_constant_vectors): Return false if vectype cannot be
2431 determined for the scalar type.
2432 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
2433 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
2434 vectorizable_reduction): Likewise.
2436 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
2438 * config.gcc: For a FreeBSD target, parse the value of ${target}
2439 to determine the value of FBSD_MAJOR, instead of adding an
2440 explicit check for every possible FreeBSD major version.
2442 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
2444 PR rtl-optimization/33846
2445 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
2447 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
2449 PR tree-optimization/33860
2450 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
2451 interleaved accesses in case the dr is inside the inner-loop during
2452 outer-loop vectorization.
2454 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
2456 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
2457 Document MEM_POINTER. Replace mentions of "integrated"
2458 field with "return_val". Delete outdated stuff.
2460 2007-10-23 David Edelsohn <edelsohn@gnu.org>
2462 * config/rs6000/rs6000.c (rs6000_override_options): Set
2463 rs6000_altivec_abi on AIX.
2464 (conditional_register_usage): Set VR20:31 fixed on AIX.
2466 2007-10-23 Richard Guenther <rguenther@suse.de>
2468 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
2471 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
2472 David S. Miller <davem@davemloft.net>
2474 * df-scan.c (df_get_call_refs): Mark global registers as both a
2475 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
2477 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
2479 PR tree-optimization/33834
2480 PR tree-optimization/33835
2481 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
2482 stmts need to be checked for success seperately.
2483 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
2484 Remove the check that stmt is not LIVE.
2485 (vectorizable_assignment, vectorizable_induction): Likewise.
2486 (vectorizable_operation, vectorizable_type_demotion): Likewise.
2487 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
2489 (vectorizable_live_operation): Check that op is not NULL.
2491 2007-10-22 Janis Johnson <janis187@us.ibm.com>
2493 * doc/invoke.texi (Optimization Options): In the summary, show
2494 that the value for options -falign-jumps, -falign-labels,
2495 -falign-loops, -falign-functions, -fsched-stalled-insns, and
2496 -fsched-stalled-insns-dep is optional. In the summary, show that
2497 -fsched-stalled-insns takes an optional argument and that
2498 -fparallelize-loops takes an argument. Add opindex for several
2499 optimization options, and fix typos in the opindex commands for
2500 several others. In the descriptions for -fsched-stalled-insns
2501 and -fsched-stalled-insns-dep, show the options with and without
2504 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
2506 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
2508 * config/avr/avr.h (LINK_SPEC): Likewise.
2509 (CRT_BINUTILS_SPECS): Likewsie.
2510 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2512 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2514 PR rtl-optimization/33644
2515 * cfgcleanup.c: Do not include dce.h.
2516 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
2517 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
2518 * dce.c (something_changed): Delete.
2519 (libcall_dead_p): New predicate.
2520 (delete_unmarked_insns): Use it to delete dead libcalls.
2521 Deal with REG_LIBCALL and REG_RETVAL notes.
2522 (prescan_libcall_for_dce): New function.
2523 (prescan_insns_for_dce): Use it to deal with libcalls.
2524 (mark_reg_dependencies): Do nothing special for libcalls.
2525 (dce_process_block): Likewise.
2526 (fast_dce): Delete unused local variable.
2527 (run_fast_dce): Do not return a value.
2528 * dce.h (struct df): Delete.
2529 (run_fast_dce): Adjust prototype.
2530 * optabs.c (libcall_id): Delete.
2531 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
2532 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
2533 * reload1.c (reload): Delete REG_LIBCALL_ID case.
2534 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
2535 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
2536 notes instead of REG_LIBCALL_ID notes.
2537 * reg-notes.def (LIBCALL_ID): Delete.
2538 * Makefile.in (see.o): Add dce.h dependency.
2539 (cfgcleanup.o): Remove dce.h dependency.
2541 2007-10-22 Michael Matz <matz@suse.de>
2543 PR tree-optimization/33855
2544 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
2547 2007-10-22 Ira Rosen <irar@il.ibm.com>
2549 PR tree-optimization/33854
2550 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
2551 FLOAT_EXPR to the list of promotion operations.
2553 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
2557 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
2558 (print_reg): Print register prefix only with AT&T asm syntax.
2559 Support pc_rtx for RIP register.
2560 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
2561 relative addressing. Always print segment register prefix with AT&T
2562 asm syntax and never with Intel asm syntax.
2563 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
2564 Fix prefix for 16-byte XFmode operands.
2565 (output_addr_const_extra): Support Intel asm syntax.
2566 (x86_file_start): Don't use register prefix with Intel asm syntax.
2567 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
2568 ("return_internal_long"): Fix Intel asm syntax output.
2569 ("set_got_rex64"): Support Intel asm syntax.
2570 ("set_rip_rex64"): Likewise.
2571 ("set_got_offset_rex64"): Likewise.
2572 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
2574 ("*tls_global_dynamic_64"): Likewise.
2575 ("*tls_local_dynamic_base_64"): Likewise.
2576 ("*load_tp_si")("*load_tp_di"): Likewise.
2577 ("*add_tp_si")("*add_tp_di"): Likewise.
2578 ("*tls_dynamic_lea_64"): Likewise.
2579 ("*sibcall_value_1_rex64_v"): Likewise.
2580 ("stack_tls_protect_set_si"): Likewise.
2581 ("stack_tls_protect_set_di"): Likewise.
2582 ("stack_tls_protect_test_si"): Likewise.
2583 ("stack_tls_protect_test_di"): Likewise.
2584 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
2586 ("*movv2sf_internal_rex64"): Likewise.
2587 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
2588 (__get_cpuid_max): Likewise.
2590 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2592 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
2593 the STRICT_P argument type "bool" rather than "int".
2594 (mips_legitimate_address_p): Likewise.
2595 (fp_register_operand, lo_operand): Delete.
2596 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
2597 (mips_emit_scc): Rename to...
2598 (mips_expand_scc): ...this.
2599 (gen_conditional_branch): Rename to...
2600 (mips_expand_conditional_branch): ...this.
2601 (gen_conditional_move): Rename to...
2602 (mips_expand_conditional_move): ...this.
2603 (mips_gen_conditional_trap): Rename to...
2604 (mips_expand_conditional_trap): ...this and take an rtx code instead
2605 of an operands array.
2606 (mips_expand_call): Give the SIBCALL_P argument type "bool"
2608 (mips_emit_fcc_reload): Rename to...
2609 (mips_expand_fcc_reload): ...this.
2610 (init_cumulative_args): Rename to...
2611 (mips_init_cumulative_args): ...this and remove the libname argument.
2612 (function_arg_advance): Rename to...
2613 (mips_function_arg_advance): ...this.
2614 (function_arg): Rename to...
2615 (mips_function_arg): ...this and use "rtx" instead of
2617 (function_arg_boundary): Rename to...
2618 (mips_function_arg_boundary): ...this.
2619 (mips_expand_unaligned_load): Rename to...
2620 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
2621 and BITPOS arguments type "HOST_WIDE_INT".
2622 (mips_expand_unaligned_store): Rename to...
2623 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
2624 and BITPOS arguments type "HOST_WIDE_INT".
2625 (override_options): Rename to...
2626 (mips_override_options): ...this.
2627 (print_operand): Rename to...
2628 (mips_print_operand): ...this.
2629 (print_operand_address): Rename to...
2630 (mips_print_operand_address): ...this.
2631 (mips_output_ascii): Remove the PREFIX argument.
2632 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
2634 (mips_can_use_return_insn): Return a "bool" rather than an "int".
2635 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
2636 of "struct rtx_def *".
2637 (mips_secondary_reload_class): Give the IN_P argument type "bool"
2639 (build_mips16_call_stub): Delete.
2640 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
2641 (mips_use_ins_ext_p): Give the second and third arguments type
2642 "HOST_WIDE_INT" rather than "rtx".
2643 * config/mips/mips.h: Update after the above changes. Tweak comments
2645 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
2646 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2647 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
2648 element type from "char" to "bool".
2649 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
2650 (mips_cpu_info_table): Delete.
2651 * config/mips/mips.md: Update after the above changes. Tweak some
2653 * config/mips/mips-ps-3d.md: Likewise.
2654 * config/mips/mips.c: Tweak comments and formatting.
2655 Use NULL-like macros rather than 0 in various places.
2656 (mips_section_threshold): Rename to...
2657 (mips_small_data_threshold): ...this and give it an unsigned type.
2658 (num_source_filenames): Remove explicit initialization.
2659 (sdb_label_count): Likewise.
2660 (sym_lineno): Delete.
2661 (set_noat): Make static.
2662 (mips_branch_likely): Likewise, and give it type "bool".
2663 (mips_isa_info): Rename to...
2664 (mips_isa_option_info): ...this.
2665 (mips_flag_delayed_branch): Rename to...
2666 (mips_base_delayed_branch): ...this.
2667 (mips_split_addresses): Delete.
2668 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
2669 element type from "char" to "bool".
2670 (mips_regno_to_class): Add an explicit array size.
2671 (mips16_flipper): Change from type "int" to type "bool".
2672 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
2673 (mips_tls_operand_p): Rename to...
2674 (mips_tls_symbol_p): ...this.
2675 (mips_global_symbol_p): Remove redundant "const".
2676 (mips_offset_within_alignment_p): Simplify.
2677 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
2678 to STRICT_P and give it type bool.
2679 (mips_valid_base_register_p): Likewise.
2680 (mips_classify_address): Likewise.
2681 (mips_legitimate_address_p): Likewise.
2682 (mips16_unextended_reference_p): Take the offset as an
2683 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
2684 (mips_const_insns): Use IN_RANGE.
2685 (mips_force_temporary): Remove an unnecessary copy_rtx.
2686 (mips16_gp_pseudo_reg): Simplify.
2687 (mips_split_symbol): Remove an unnecessary copy_rtx.
2688 (mips_legitimize_tls_address): Only create registers if we need them.
2689 (mips_legitimize_address): Use mips_split_plus.
2690 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
2691 variable COST to NUM_OPS.
2692 (mips_legitimize_move): Use gen_lowpart.
2693 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
2694 (m16_check_op): Use IN_RANGE.
2695 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
2696 (mips_split_doubleword_move): Pass booleans to mips_subword.
2697 (mips_output_move): Store the mode in a local variable.
2698 Explicitly assert that this function does not deal with
2699 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
2700 cases more consistent.
2701 (mips_relational_operand_ok_p): Rename to...
2702 (mips_int_order_operand_ok_p): ...this.
2703 (mips_canonicalize_comparison): Rename to...
2704 (mips_canonicalize_int_order_test): ...this.
2705 (mips_emit_int_relational): Rename to...
2706 (mips_emit_int_order_test): ...this. Store the mode in a local
2708 (mips_reverse_fp_cond_p): Rename to...
2709 (mips_reversed_fp_cond): ...this.
2710 (mips_emit_compare): Make the order of the statements more consistent.
2711 (mips_emit_scc): Rename to...
2712 (mips_expand_scc): ...this.
2713 (gen_conditional_branch): Rename to...
2714 (mips_expand_conditional_branch): ...this.
2715 (gen_conditional_move): Rename to...
2716 (mips_expand_conditional_move): ...this. Build the condition
2717 separately from the main pattern.
2718 (mips_gen_conditional_trap): Rename to...
2719 (mips_expand_conditional_trap): ...this and take an rtx code instead
2720 of an operands array. Simplify.
2721 (init_cumulative_args): Rename to...
2722 (mips_init_cumulative_args): ...this. Use memset rather than a
2723 copy from a zeroed static. Use prototype_p and stdarg_p.
2724 (mips_arg_info): Rename to...
2725 (mips_get_arg_info): ...this and put the INFO argument first.
2726 (function_arg): Rename to...
2727 (mips_function_arg): ...this and use "rtx" instead of
2728 "struct rtx_def *". Only split structures into chunks if
2729 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
2730 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
2731 comparison with REAL_TYPE. Rename local variable REG to REGNO
2732 and make it unsigned.
2733 (function_arg_advance): Rename to...
2734 (mips_function_arg_advance): ...this.
2735 (function_arg_boundary): Rename to...
2736 (mips_function_arg_boundary): ...this.
2737 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
2739 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
2740 comparison with REAL_TYPE.
2741 (mips_function_value): Remove the FUNC argument. Rename local
2742 variable UNSIGNEDP to UNSIGNED_P.
2743 (mips_return_in_memory): Use IN_RANGE.
2744 (mips_setup_incoming_varargs): Pass a boolean rather than an int
2745 to FUNCTION_ARG_ADVANCE.
2746 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
2747 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
2748 SIZE and RSIZE if needed.
2749 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
2751 (build_mips16_function_stub): Rename to...
2752 (mips16_build_function_stub): ...this.
2753 (build_mips16_call_stub): Rename to...
2754 (mips16_build_call_stub): ...this. Make static, and return a
2755 "bool" rather than an "int". Rename the ARG_SIZE argument to
2756 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
2757 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
2758 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
2760 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
2761 are not sibling ones.
2762 (mips_emit_fcc_reload): Rename to...
2763 (mips_expand_fcc_reload): ...this.
2764 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
2766 (mips_expand_unaligned_load): Rename to...
2767 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
2768 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
2770 (mips_expand_unaligned_store): Rename to...
2771 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
2772 and BITPOS arguments type "HOST_WIDE_INT".
2773 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
2774 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
2776 (mips_init_split_addresses): Replace with...
2777 (mips_split_addresses_p): ...this new function.
2778 (mips_init_relocs): Check mips_split_addresses_p () rather than
2779 mips_split_addresses. Always initialize mips_split_p with booleans.
2780 (print_operand_reloc): Rename to...
2781 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
2783 (print_operand): Rename to...
2784 (mips_print_operand): ...this.
2785 (print_operand_address): Rename to...
2786 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
2787 (mips_in_small_data_p): Simplify.
2788 (mips_output_ascii): Remove the PREFIX argument and "register"
2789 keywords. Use the STRING parameter directly and cast to
2791 (mips16e_collect_argument_save_p): Use IN_RANGE.
2792 (mips_function_has_gp_insn): Simplify.
2793 (mips_set_return_address): Use BITSET_P.
2794 (mips_restore_gp): Use a separate statement to pick the base
2796 (mips_output_function_prologue): Use a local FRAME variable.
2797 (mips_save_reg): Pass booleans to mips_subword.
2798 (mips_expand_prologue): Use a local FRAME variable. Use
2799 cprestore_size to detect when .cprestore is needed.
2800 (mips_restore_reg): Use GP_REG_FIRST.
2801 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
2802 rather than "int". Use local FRAME and REGNO variables.
2803 (mips_can_use_return_insn): Return a "bool" rather than an "int".
2804 (mips_secondary_reload_class): Give the IN_P argument type "bool"
2806 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
2807 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
2808 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
2809 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
2810 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
2811 (builtin_description): Rename to...
2812 (mips_builtin_description): ...this.
2813 (mips_bdesc): Rename to...
2814 (mips_ps_bdesc): ...this.
2815 (sb1_bdesc): Rename to...
2816 (mips_sb1_bdesc): ...this.
2817 (dsp_bdesc): Rename to...
2818 (mips_dsp_bdesc): ...this.
2819 (dsp_32only_bdesc): Rename to...
2820 (mips_dsp_32only_bdesc): ...this.
2821 (bdesc_map): Rename to...
2822 (mips_bdesc_map): ...this.
2823 (bdesc_arrays): Rename to...
2824 (mips_bdesc_arrays): ...this.
2825 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
2826 Tweak error message.
2827 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
2828 Rename local variables I and J to OPNO and ARGNO respectively.
2829 Assert that the number of arguments is no more than the number of
2831 (mips_expand_builtin_compare): Use an array of arguments rather
2832 than an array of operands. Assert that the number of operands is
2834 (add_constant): Rename to...
2835 (mips16_add_constant): ...this. Use XNEW.
2836 (dump_constants_1): Rename to...
2837 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
2838 (dump_constants): Rename to...
2839 (mips16_emit_constants): ...this.
2840 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
2841 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
2842 Assign mips16_p to was_mips16_p.
2843 (mips_parse_cpu): Tweak warning message.
2844 (override_options): Rename to...
2845 (mips_override_options): ...this. Move the mips_cost initialization
2846 out of the "shared with GAS" block. Quote option names in error
2848 (mips_conditional_register_usage): Make local variable REGNO unsigned.
2849 (mips_order_regs_for_local_alloc): Remove register keyword.
2851 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2853 * system.h (IN_RANGE): Cast each argument individually.
2855 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2857 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
2858 MIPS16 code unless using o32 or o64.
2860 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2862 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
2863 for modes smaller than 4 bytes.
2864 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
2867 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2869 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
2870 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
2871 (ASM_OUTPUT_ALIGNED_BSS): Delete.
2872 * config/mips/mips.c (mips_output_aligned_bss): Delete.
2874 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2876 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
2877 sibling calls to "mips16" functions if the function satisfies
2878 const_call_insn_operand.
2880 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2882 * config/mips/mips.c (mips_va_start): Fix types in calls
2885 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2887 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
2890 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2892 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
2893 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
2894 instead of checking mips_isa.
2896 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2898 * doc/invoke.texi (-mpaired-single): Don't say that the option
2899 requires 64-bit code.
2900 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
2901 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
2902 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
2903 V2SF if ISA_MIPS32R2.
2904 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
2905 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
2906 to ISA_HAS_NMADD_NMSUB.
2907 (mips_split_doubleword_move): Handle V2SF.
2908 (mips_modes_tieable_p): New function.
2909 (override_options): Report a warning rather than an error when
2910 -mpaired-single is used on ISAs that don't support it; use
2911 ISA_HAS_PAIRED_SINGLE to check that case.
2912 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
2913 and DF move splitters with a single MOVE64 splitter, thereby adding
2914 a V2SF splitter too.
2915 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
2916 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
2917 (HALFMODE): Add V2SF.
2918 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
2919 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
2920 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
2921 (movv2sf_hardfloat_32bit): New pattern.
2922 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
2923 TARGET_DOUBLE_FLOAT conditions.
2925 2007-10-20 Jakub Jelinek <jakub@redhat.com>
2927 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
2928 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
2929 64-bit register in 64-bit libgcc.
2931 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
2933 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
2934 * config/avr/avr.h (LINK_SPEC): Likewise.
2935 (CRT_BINUTILS_SPECS): Likewsie.
2936 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2938 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2940 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
2941 and -Wfatal-errors together.
2943 2007-10-20 Alan Modra <amodra@bigpond.net.au>
2946 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
2947 change for vrsave, ie restore after frame pop.
2949 2007-10-19 David S. Miller <davem@davemloft.net>
2951 * config/sparc/niagara2.md: Fix copyright notice.
2953 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
2955 PR tree-optimization/23820
2956 PR tree-optimization/24309
2957 PR tree-optimization/33766
2958 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
2959 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
2960 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
2961 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
2962 * tree-loop-linear.c (perfect_loop_nest_depth): New.
2963 (linear_transform_loops): Use perfect_loop_nest_depth.
2964 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
2965 should have a single condition: their exit.
2967 2007-10-19 Richard Guenther <rguenther@suse.de>
2971 * stor-layout.c (layout_type): Assert that aggregates do not
2972 have their alias sets set.
2973 * alias.c (get_alias_set): Return alias set zero for incomplete
2974 types, return the alias set of the element for incomplete array
2975 types, but do not remember these.
2977 2007-10-19 Richard Guenther <rguenther@suse.de>
2980 2007-10-19 Richard Guenther <rguenther@suse.de>
2983 * tree.c (build_array_type): Do not re-layout unbound array
2986 2007-10-19 Richard Guenther <rguenther@suse.de>
2989 * tree.c (build_array_type): Do not re-layout unbound array
2992 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2994 * config/mips/mips.c (mips_canonicalize_comparison): Check
2995 mips_relational_operand_ok_p before trying to rewrite the test.
2996 Only calculate PLUS_ONE if needed.
2997 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
3000 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3002 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
3005 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3007 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
3008 the call uses the incoming value of $2.
3010 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3012 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
3013 rather then gen_rtx_MEM.
3014 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
3016 (mips_set_return_address): Likewise.
3017 (mips_restore_gp): Likewise.
3019 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3021 * config/mips/mips.c (gpr_mode): Delete.
3022 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
3023 instead of gpr_mode.
3024 (mips_for_each_saved_reg): Likewise.
3025 (mips_expand_prologue, mips_expand_epilogue): Likewise.
3026 (override_options): Don't initialize gpr_mode.
3027 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
3029 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3031 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
3033 (mips_class_max_nregs): Calculate the smallest consituent register
3034 size and use that to determine an upper bound on the number of
3037 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3039 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
3041 (mips_expand_epilogue): ...here.
3042 (mips_mdebug_abi_name): New function, split out from...
3043 (mips_file_start): ...here.
3044 (mips_hard_regno_mode_ok_p): New function, split out from...
3045 (override_options): ...here.
3046 (mips_expand_builtin_1): New function, split out from...
3047 (mips_expand_buitin): ...here. Abort if we don't recognize
3050 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3052 * config/mips/mips.c (build_mips16_function_stub): Load the
3053 target address into $1 before transfering the arguments.
3054 Don't use ".set noreorder".
3055 (build_mips16_call_stub): Likewise.
3057 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3059 * config/mips/mips.c (mips_output_32bit_xfer): New function.
3060 (mips_output_64bit_xfer): Likewise.
3061 (mips16_fp_args): Rename to...
3062 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
3063 with a DIRECTION argument. Use mips_output_32bit_xfer and
3064 mips_output_64bit_xfer.
3065 (build_mips16_function_stub): Update accordingly.
3066 (mips16_fpret_double): Delete.
3067 (build_mips16_call_stub): Update after above changes.
3068 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
3069 of mips16_fpret_double. Use GP_REG_RETURN.
3071 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3073 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
3074 use asm_out_file instead.
3075 (build_mips16_function_stub): Likewise.
3076 (build_mips16_call_stub, mips_output_function_prologue): Update
3079 2007-10-18 David S. Miller <davem@davemloft.net>
3081 Add Niagara-2 support.
3082 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
3083 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
3084 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
3085 (include): Add inclusion of niagara2.md
3086 * config/sparc/sparc.c (niagara2_costs): New.
3087 (sparc_override_options): Add niagara2 entry to cpu_default[]
3088 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
3089 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
3090 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
3091 (sparc_initialize_trampoline): Handle niagara2 like niagara.
3092 (sparc64_initialize_trampoline): Likewise.
3093 (sparc_use_sched_lookahead): Likewise.
3094 (sparc_issue_rate): Likewise.
3095 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
3097 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
3098 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
3099 TARGET_CPU_niagara2.
3100 (PROCESSOR_NIAGARA2): New.
3101 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
3102 (BRANCH_COST): Likewise.
3103 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
3104 * config/sparc/sol2.h: Likewise.
3105 * config/sparc/niagara2.md: New file.
3107 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3109 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
3111 (mips_compute_frame_info): Remove associated code.
3112 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
3114 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3116 * config/mips/mips-protos.h (compute_frame_size): Delete.
3117 * config/mips/mips.h: Update comments.
3118 * config/mips/mips.c (mips_frame_info): Remove initialized.
3119 (compute_frame_size): Rename to...
3120 (mips_compute_frame_info): ...this and make static. Remove the
3121 SIZE argument and return no value. Remove the setting of initialized.
3122 Update rest of file accordingly.
3123 (mips_set_return_address): Don't call compute_frame_size.
3124 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
3125 Don't call compute_frame_size.
3127 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3129 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
3130 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
3131 mips_hard_frame_pointer_required.
3132 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
3133 large MIPS16 frames.
3134 * config/mips/mips.c (mips_frame_pointer_required): New function.
3136 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3138 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
3139 and hard_frame_pointer_offset.
3140 (mips_debugger_offset): Use hard_frame_pointer_offset.
3141 (mips16e_collect_argument_save_p): Likewise.
3142 (compute_frame_size): Initialize arg_pointer_offset and
3143 hard_frame_pointer_offset.
3144 (mips_initial_elimination_offset): Use them.
3145 (mips_output_function_prologue): Use hard_frame_pointer_offset.
3146 (mips_expand_prologue, mips_expand_epilogue): Likewise.
3148 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3150 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
3152 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
3153 "unsigned int" rather than "int" and put them with the other
3154 register-related fields. Put expanded comments above fields
3155 rather than to their right.
3156 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
3157 with a NUM_REGS_PTR argument.
3158 (mips16e_save_restore_pattern_p): Update accordingly.
3159 (compute_frame_size): Clarify frame diagram. Rewrite.
3161 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3163 * config/mips/mips-ftypes.def: New file.
3164 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
3165 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
3166 (mips_function_type): Redefine using mips-ftypes.def.
3167 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
3168 (mips_builtin_vector_type): New function.
3169 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
3170 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
3171 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
3172 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
3174 (mips_build_function_type): New function.
3175 (mips_init_builtins): Use it to create types lazily.
3177 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3179 * config/mips/mips.h (set_volatile): Delete.
3180 * config/mips/mips.c (set_volatile): Delete.
3181 (mips_print_operand_punctuation): New function, split out from
3182 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
3183 Use the same character ordering in the code and the comments.
3184 Use a recursive call to handle '*'. Abort on unknown characters.
3185 (mips_init_print_operand_punct): New function, split out from
3187 (mips_print_int_branch_condition): New function, split out from
3188 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
3189 to report unexpected codes.
3190 (mips_print_float_branch_condition): New function, split out from
3191 print_operand. Use output_operand_lossage to report unexpected codes.
3192 (print_operand): Rework to use a case statement. Use the
3193 same letter ordering in the code and the comments. Use
3194 output_operand_lossage to report unexpected codes and
3195 reverse_condition to handle inverted branch conditions.
3196 (override_options): Use mips_init_print_operand_punct.
3198 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3200 * config/mips/mips.h: Move variable declarations to end of file and
3201 enclose them all in #ifndef USED_FOR_TARGET.
3202 * config/mips/mips.c: Reorder functions into more logical groups,
3203 and so that callees appear before callers. Put the targetm
3204 initializer at the end of the file. Remove forward static
3205 declarations where possible.
3206 (mips_init_builtins): Add "static" to definition.
3207 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
3209 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3211 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
3212 (TARGET_MAX_ANCHOR_OFFSET): Delete.
3213 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
3214 (mips_set_mips16_mode): Initialize min_anchor_offset and
3215 max_anchor_offset directly to constants.
3217 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3219 * config/mips/mips.c: Delete trailing whitespace.
3221 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3223 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
3224 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
3226 * config/mips/mips.md (load_call<mode>): Don't make the unspec
3227 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
3229 2007-10-18 David Daney <ddaney@avtrex.com>
3231 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
3232 reg_offset variable to calculate register locations.
3234 2007-10-18 Richard Guenther <rguenther@suse.de>
3236 * tree-ssa.c (uid_ssaname_map_eq): New function.
3237 (uid_ssaname_map_has): Likewise.
3238 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
3239 * tree-flow.h (struct gimple_df): Make default_defs a
3241 * tree-dfa.c (gimple_default_def): Deal with it.
3242 (set_default_def): Likewise.
3244 2007-10-18 Richard Guenther <rguenther@suse.de>
3246 * tree-flow.h (struct gimple_df): Make referenced_vars
3248 (uid_decl_map_eq): Declare.
3249 (uid_decl_map_hash): Likewise.
3250 * tree-ssa.c (uid_decl_map_eq): New function.
3251 (uid_decl_map_hash): Likewise.
3252 (init_tree_ssa): Make referenced_vars a uid_decl_map.
3253 * tree-flow-inline.h (first_referenced_var): Deal with
3254 the referenced_vars representation change.
3255 (next_referenced_var): Likewise.
3256 * tree-dfa.c (referenced_var_lookup): Likewise.
3257 (referenced_var_check_and_insert): Likewise.
3258 (remove_referenced_var): Likewise.
3260 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
3262 * config/mips/mips.c (mips_dwarf_register_span): New.
3263 (TARGET_DWARF_REGISTER_SPAN): Define.
3265 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
3267 * config.gcc : update score-*-elf(extra_objs).
3268 * config/score/mac.md : Remove.
3269 * config/score/misc.md : Remove.
3270 * config/score/score7.md : Remove.
3271 * config/score/score-mdaux.h : Remove.
3272 * config/score/score-mdaux.c : Remove.
3273 * config/score/score-version.h : Remove.
3274 * config/score/score-generic.md : New.
3275 * config/score/score3.h : New.
3276 * config/score/score3.c : New.
3277 * config/score/score7.h : New.
3278 * config/score/score7.c : New.
3279 * config/score/mul-div.S : add flush_cache score3 support.
3280 * config/score/elf.h : Fix some typos.
3281 * config/score/score.md : merge score3 and score7 pattern.
3282 * config/score/score.c : use to seperate which target it used.
3283 * config/score/score.h : use to seperate the target macro.
3284 * config/score/score.opt : remove -mmac option , add -mscore3,
3285 -mscore3d and -march OPTION support.
3287 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
3289 * cfgexpand.c (expand_stack_vars): Add checking to make sure
3290 that the offset of a variable is not greater than the size
3293 2007-10-17 Anatoly Sokolov <aesok@post.ru>
3295 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
3296 atmega88p, atmega168p and atmega328p devices.
3297 * config/avr/avr.h (LINK_SPEC): (Ditto.).
3298 (CRT_BINUTILS_SPECS): (Ditto.).
3299 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3301 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
3303 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
3305 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
3306 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
3307 (print_insn): Move declaration to ...
3308 * rtl.h (print_insn): ... here.
3310 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
3312 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
3313 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
3314 m68k_sched_branch_type): Move declarations to ...
3315 * config/m68/m68k-protos.h: ... here.
3317 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
3319 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
3321 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
3323 * config/avr/avr.c (avr_mcu_types): Add attiny48.
3324 * config/avr/avr.h (LINK_SPEC): Likewise.
3325 (CRT_BINUTILS_SPECS): Likewsie.
3326 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3328 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
3330 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
3331 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
3332 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3334 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
3337 * reg-stack.c (move_for_stack_reg): Swap input argument of
3338 UNSPEC_TAN insn to the top of the stack.
3340 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
3343 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
3344 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
3345 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
3346 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
3347 immediate shift value.
3348 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
3349 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
3350 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
3351 Remove macros for !__OPTIMIZE__ case.
3353 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
3355 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
3357 (perform_var_substitution): Only DFS from real nodes. Don't test
3359 (unite_pointer_equivalences): Fix broken test.
3361 2007-10-17 Alan Modra <amodra@bigpond.net.au>
3363 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
3364 altivec sp_offset. Rearrange sp_offset assignments to
3365 correspond to stack adjustments. Use frame_reg_rtx for
3366 SPE register restores. Correct SPE stack adjustment.
3368 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3370 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
3371 * toplev.c (check_global_declaration_1): Use appropriate warning
3372 option instead of unnamed warning.
3373 * stor-layout.c (layout_decl): Likewise.
3374 * c-typeck.c (build_conditional_expr): Likewise.
3375 (build_compound_expr): Fix wrong comment.
3376 (build_binary_op): Use appropriate warning option instead of
3378 * cfgexpand.c (tree_expand_cfg): Likewise.
3379 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3380 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
3381 (execute_warn_function_return): Likewise.
3382 * stmt.c (warn_if_unused_value): Likewise.
3384 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
3386 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
3387 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
3389 (CRT_BINUTILS_SPECS): Likewsie.
3390 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3392 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
3395 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
3397 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
3399 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
3400 (fini_dce): Only release them for the fast pass.
3401 (end_ud_dce): Delete.
3402 (rest_of_handle_ud_dce): Do not modify df_in_progress.
3403 Call fini_dce instead of end_ud_dce.
3404 (rest_of_handle_fast_dce): Do not modify df_in_progress.
3405 (run_fast_df_dce): Reset df_in_progress to false on exit.
3407 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
3408 Maxim Kuvyrkov <maxim@codesourcery.com>
3410 * target.h (unspec_may_trap_p): New target hook.
3411 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
3412 * targhooks.c (default_unspec_may_trap_p): Default implementation of
3414 * targhooks.h (default_unspec_may_trap_p): Declare it.
3415 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
3416 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
3417 * rtl.h (may_trap_p_1): Declare.
3419 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
3420 override default hook implementation.
3421 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
3424 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3426 * doc/invoke.texi (Wextra): Move it just after Wall, list the
3427 options enabled by Wextra and mention Wuninitialized.
3429 2007-10-15 Nigel Stephens <nigel@mips.com>
3431 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
3433 2007-10-15 Jakub Jelinek <jakub@redhat.com>
3435 PR tree-optimization/33136
3436 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
3438 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
3440 PR tree-optimization/33735
3441 PR tree-optimization/33572
3442 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
3443 2007-10-09's change.
3444 * except.c (duplicate_eh_regions): Don't look for prev_try
3445 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
3447 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
3450 * tree-inline.c (copy_bb): Use bsi_replace to replace a
3451 __builtin_va_arg_pack-containing call stmt.
3453 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
3455 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
3458 2007-10-15 Jakub Jelinek <jakub@redhat.com>
3460 PR tree-optimization/33619
3461 * tree-ssa-ter.c (is_replaceable_p): Return false for all
3464 2007-10-15 David Edelsohn <edelsohn@gnu.org>
3466 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
3468 2007-10-15 Richard Guenther <rguenther@suse.de>
3470 * fold-const.c (extract_array_ref): Remove.
3471 (fold_comparison): Handle POINTER_PLUS_EXPR with the
3472 generic address expression comparison folding. Remove
3473 the folding that used extract_array_ref.
3475 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3478 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
3479 speculation type of insn can be changed before trying to do that.
3481 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
3483 * dse.c (struct insn_info): Add 'frame_read' field.
3484 (scan_insn): For the call to a const function, set frame_read if
3485 reload has been run.
3486 If the insn reads the frame, kill the frame related stores.
3487 (scan_reads_nospill): Likewise.
3489 2007-10-14 Jason Merrill <jason@redhat.com>
3491 * tree-eh.c (optimize_double_finally): Don't assume that the
3492 cleanup we're duplicating is only one statement.
3494 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
3496 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
3497 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
3498 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
3499 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
3500 tree-vect-transform.c: Fix comment typos.
3501 * doc/extend.texi: Fix a typo.
3503 * c-common.h: Remove the prototype for c_expand_body.
3504 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
3505 * tree.h: Remove the prototype for fold_build_call_expr.
3507 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
3509 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
3511 2007-10-13 David Edelsohn <edelsohn@gnu.org>
3513 * config/rs6000/aix53.h: New file.
3514 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
3515 (TARGET_ALTIVEC_ABI): Same.
3516 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
3517 (TARGET_ALTIVEC_ABI): Delete.
3518 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
3519 stanza defaulting to aix5.3.
3521 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
3523 * config/i386/i386.md (SI_REG, DI_REG): New constants.
3524 (strmov): Use defined constants.
3525 (cmpstrnsi): Likewise.
3526 * config/i386/i386.c (decide_alg): Use defined constants.
3527 (ix86_expand_strlen): Likewise.
3529 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
3531 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
3532 * var-tracking.c (micro_operation_def): Update comment on u.loc.
3533 (mode_for_reg_attrs, var_lowpart): New functions.
3534 (add_uses): Consider recording a lowpart of LOC for MO_USE.
3535 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
3536 or copy is known, set LOC to the SET that performs the set, instead
3538 (find_src_status, find_src_set_src): Remove LOC parameter.
3539 Replace INSN with the source value.
3540 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
3541 handling MO_SET and MO_COPY. Update the calls to find_src_status
3542 and find_src_set_src.
3544 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
3547 * config/i386/i386.md (strmov): Check for esi and edi usage.
3548 * config/i386/i386.c (decide_alg): Check whether we can use a
3549 rep prefix and adjust algorithm choice accordingly.
3550 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
3552 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3554 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
3556 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
3558 * global.c (build_insn_chain): Formatting fixes.
3560 2007-10-12 Richard Guenther <rguenther@suse.de>
3562 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
3563 combining both operands require either both have single uses
3564 or combining to a constant.
3566 2007-10-12 Richard Guenther <rguenther@suse.de>
3569 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
3570 a rhs with side-effects or which is a load.
3571 (forward_propagate_into_cond): Also try combining both operands.
3573 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
3575 PR tree-optimization/33742
3576 * tree-vect-transform.c (vectorizable_operation): Return false
3577 if get_vectype_for_scalar_type for scalar_dest can't be determined.
3578 (vectorizable_call): Same for rhs_type and lhs_type.
3580 2007-10-12 Jakub Jelinek <jakub@redhat.com>
3582 PR tree-optimization/33645
3583 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
3584 pass it to walk_tree.
3585 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
3586 When calling set_is_used on a VAR_DECL, if data is not NULL and
3587 its DECL_UID is in the bitmap, call mark_all_vars_used on its
3588 DECL_INITIAL after clearing the bit in bitmap.
3589 (remove_unused_locals): Adjust mark_all_vars_used callers.
3590 Instead of removing unused global vars from unexpanded_var_list
3591 immediately record them in bitmap, call mark_all_vars_used on
3592 all used global vars from unexpanded_var_list and only purge
3593 global vars that weren't found used even during that step.
3595 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3597 * gthr-posix.h (__gthread_active_init): Create detached instead of
3598 joinable thread when testing whether threads are active on hppa-hpux.
3599 * gthr-posix95.h (__gthread_active_init): Likewise.
3601 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3604 * global.c (build_insn_chain): Include insn that occur between
3607 2007-10-11 Tom Tromey <tromey@redhat.com>
3609 * gengtype-yacc.y: Delete.
3611 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
3613 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
3614 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
3615 function_value_32, function_value_64, function_value_ms_64,
3616 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
3617 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
3620 2007-10-11 Richard Guenther <rguenther@suse.de>
3622 * gcse.c (hash_scan_set): If the next nonnote insn is in
3623 a different basic block insert the set.
3625 2007-10-11 Richard Guenther <rguenther@suse.de>
3628 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
3629 (verify_gimple_expr): Use it to verify pointer-to types for
3632 2007-10-11 Richard Guenther <rguenther@suse.de>
3635 * c-typeck.c (build_array_ref): Do not strip qualifiers from
3636 the array element type.
3638 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
3640 PR rtl-optimization/33638
3641 * dse.c (struct insn_info): Remove 'stack_read' field,
3642 add 'stack_pointer_based' field.
3643 (record_store): For a store with non-constant base, record
3644 whether it is stack pointer based.
3645 (scan_insn): For the call to a const function, remove stack
3646 pointer based stores from the list of local active stores.
3647 (scan_reads_nospill): Delete code dealing with const functions.
3649 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
3651 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
3653 (conflict_p, set_conflict, set_conflicts): Likewise.
3654 * global.c (global_alloc): Likewise.
3655 * ra.h: Update prototypes.
3657 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
3659 * opth-gen.awk: Fixed generation of comment stating the origin
3662 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
3665 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
3666 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
3667 and '%}', respectively.
3670 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
3671 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
3672 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
3674 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
3678 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
3679 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
3680 syntax for ASSEMBLER_DIALECT.
3681 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
3683 2007-10-10 Revital Eres <eres@il.ibm.com>
3685 * modulo-sched.c (check_nodes_order): Dump the final order of
3687 (get_sched_window): Add dump info.
3688 (calculate_order_params): Dump order params of the nodes.
3690 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
3693 * ra-conflict.c (record_one_conflict_between_regnos,
3694 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
3695 (global_conflicts): Enhanced incorrect check.
3697 2007-10-09 Geoffrey Keating <geoffk@apple.com>
3699 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
3700 if flag_exceptions is not set.
3701 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
3702 assemble_name rather than incorrectly emulating it.
3704 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
3705 friends are removed from G++.
3707 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3709 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
3710 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
3711 enabling them is redundant. Don't check two times for
3714 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
3716 * ra-conflict.c (record_one_conflict_between_regnos): Revert
3718 (set_conflicts_for_earlyclobber): Likewise.
3719 (global_conflicts): Likewise.
3721 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
3723 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
3724 and '%}', respectively.
3726 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
3728 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
3729 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
3731 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
3734 2007-10-09 Richard Guenther <rguenther@suse.de>
3737 * gimplify.c (canonicalize_component_ref): Honor qualifiers
3738 of referenced structure and component.
3740 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
3743 * ra-conflict.c (record_one_conflict_between_regnos,
3744 set_conflicts_for_earlyclobber, global_conflicts): Improved
3746 (global_conflicts): Removed incorrect check.
3748 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
3750 PR tree-optimization/33615
3751 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
3752 if the statement might throw. Fix formatting.
3754 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
3756 PR tree-optimization/33615
3757 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
3758 if the rhs might throw.
3760 2007-10-09 Jan Hubicka <jh@suse.cz>
3762 * invoke.texi (align-threshold, align-loop-iterations): Document.
3763 * final.c: Include cfgloop.h, params.h
3764 (compute_alignments): Dump decisions and compare them with loop
3765 structure; honor given parameters.
3766 (pass_compute_alignments): New dump file.
3767 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
3768 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
3770 2007-10-09 James E. Wilson <wilson@specifix.com>
3772 PR tree-optimization/33655
3774 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
3775 convert it to bitsizetype before size_binop call.
3777 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
3779 PR tree-optimization/33572
3780 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
3781 the absence of a corresponding edge from the exit block.
3783 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
3786 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
3788 (sra_build_assignment): Likewise. Set up mask depending on
3789 precision, not type.
3790 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
3791 computing bit masks.
3792 (sra_build_elt_assignment): Don't view-convert from signed to
3794 (sra_explode_bitfield_assignment): Use bit-field type if
3795 possible. Use BYTES_BIG_ENDIAN.
3797 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
3800 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
3801 the original stmt can throw.
3802 (sra_build_bf_assignment): Fix type mismatch when applying negated
3805 2007-10-08 Geoffrey Keating <geoffk@apple.com>
3807 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
3808 '#pragma mark' to be executed at preprocessing time.
3810 2007-10-08 Ollie Wild <aaw@google.com>
3812 * varasm.c (compare_constant): Removed call to
3813 lang_hooks.expand_constant.
3814 (copy_constants): Removed call to lang_hooks.expand_constant.
3815 (compute_reloc_for_constant): Removed call to
3816 lang_hooks.expand_constant.
3817 (output_addressed_constants): Removed call to
3818 lang_hooks.expand_constant.
3819 (constructor_static_from_elts_p): Removed call to
3820 lang_hooks.expand_constant.
3821 (output_constant): Removed calls to lang_hooks.expand_constant.
3822 * langhooks.h (struct lang_hooks): Removed field expand_constant.
3823 * langhooks-def.h (lhd_return_tree): Removed.
3824 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
3825 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
3826 * langhooks.c (lhd_return_tree): Removed.
3828 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
3830 * combine.c (setup_incoming_promotions): Ensure that
3831 arguments that have not undergone mode promotions do not
3832 incorrectly get marked as being sign- or zero-extended.
3834 2007-10-08 Richard Guenther <rguenther@suse.de>
3839 * fold-const.c (fold_binary): Use correct types in folding
3840 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
3841 and building of RROTATE_EXPR.
3843 2007-10-08 Richard Guenther <rguenther@suse.de>
3848 * fold-const.c (fold_binary): Use the correct types when
3849 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
3850 (fold_binary): Use the correct types when folding
3851 (-A) - B to (-B) - A.
3852 (fold_unary): Use the correct types when folding ~(X).
3854 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3856 * doc/invoke.texi (Wall): fix formatting issues.
3858 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
3860 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
3861 truncated shift counts.
3863 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
3865 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
3866 syntax for ASSEMBLER_DIALECT.
3867 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
3869 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
3870 Nathan Froyd <froydnj@codesourcery.com>
3872 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
3873 when determining whether to record INCOMING_RETURN_ADDR_RTX.
3875 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
3878 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3880 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3881 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
3882 the function, temporarily point the debug interface to the null one.
3884 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
3886 PR tree-optimization/33655
3888 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
3891 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
3893 PR tree-optimization/33572
3894 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
3895 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
3896 (update_ssa_across_abnormal_edges): ... this. Set slots in the
3898 (copy_edges_for_bb): Handle nonlocal label edges.
3899 (make_nonlocal_label_edges): Deleted.
3900 (optimize_inline_calls): Don't call it.
3902 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
3904 * gthr-single.h: Revert last change.
3906 2007-10-05 Michael Matz <matz@suse.de>
3909 * lower-subreg.c (decompose_multiword_subregs): Use
3910 validate_unshare_change().
3912 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
3914 * ra-conflict.c: Include "sparseset.h".
3915 (conflicts): Change to HOST_WIDEST_FAST_INT.
3916 (allocnos_live): Redefine variable as a sparseset.
3917 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
3919 (allocno_row_words): Removed global variable.
3920 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
3921 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
3922 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
3923 (record_one_conflict_between_regnos): Cache allocno values and reuse.
3925 (record_one_conflict): Update uses of allocnos_live to use
3926 the sparseset routines. Use set_conflicts_p.
3927 (mark_reg_store): Likewise.
3928 (set_reg_in_live): Likewise.
3929 (global_conflicts): Update uses of allocnos_live.
3930 Use the new adjacency list to visit an allocno's neighbors
3931 rather than iterating over all possible allocnos.
3932 Call set_conflicts_p to setup conflicts rather than adding
3934 * global.c: Comments updated.
3935 (CONFLICTP): Delete define.
3936 (regno_compare): New function. Add prototype.
3937 (global_alloc): Sort the allocno to regno mapping according to
3938 which basic blocks the regnos are referenced in. Modify the
3939 conflict bit matrix to a compressed triangular bitmatrix.
3940 Only allocate the conflict bit matrix and adjacency lists if
3941 we are actually going to allocate something.
3942 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
3943 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
3944 allocno's neighbors rather than iterating over all possible allocnos.
3945 (mirror_conflicts): Removed function.
3946 (dump_conflicts): Iterate over regnos rather than allocnos so
3947 that all dump output will be sorted by regno number.
3948 Use the FOR_EACH_CONFLICT macro.
3949 * ra.h: Comments updated.
3950 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
3951 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
3953 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
3954 (adjacency_list_d, adjacency_iterator_d): New types.
3955 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
3956 adjacency_iter_next, regno_basic_block): New static inline functions.
3957 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
3958 (conflict_p): Add function prototype.
3959 * sparseset.h, sparseset.c: New files.
3960 * Makefile.in (OBJS-common): Add sparseset.o.
3961 (sparseset.o): New rule.
3963 2007-10-05 Richard Guenther <rguenther@suse.de>
3966 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
3969 2007-10-05 Michael Matz <matz@suse.de>
3972 * function.c (match_asm_constraints_1): Check for input
3973 being used in the outputs.
3975 2007-10-05 Richard Guenther <rguenther@suse.de>
3977 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
3979 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
3982 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
3983 subset checks. Make the cost of FPR -> FPR moves depend on
3984 mips_mode_ok_for_mov_fmt_p.
3986 2007-10-04 Doug Kwan <dougkwan@google.com>
3988 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
3989 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3990 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
3991 support of conditional variables.
3992 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
3993 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3994 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
3995 support of conditional variables.
3996 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
3997 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3998 conditional variables.
3999 * gthr.h: Update comments to document new interface.
4001 2007-10-04 Geoffrey Keating <geoffk@apple.com>
4003 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
4006 2007-10-04 Anatoly Sokolov <aesok@post.ru>
4008 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
4010 2007-10-04 Richard Guenther <rguenther@suse.de>
4013 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
4014 does not need to be of INTEGER_TYPE.
4015 (verify_gimple_2): New function split out from ...
4016 (verify_gimple_1): ... here. ICE if there was an error during
4019 2007-10-04 Michael Matz <matz@suse.de>
4021 PR rtl-optimization/33653
4022 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
4023 * dse.c (scan_insn): Same.
4025 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
4027 * config.gcc: Remove USE_GAS for m68k targets.
4029 2007-10-04 Richard Guenther <rguenther@suse.de>
4031 PR tree-optimization/33627
4032 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
4033 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
4035 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
4036 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
4038 2007-10-04 Anatoly Sokolov <aesok@post.ru>
4040 * config/avr/avr.c (commands_in_file, commands_in_prologues,
4041 commands_in_epilogues): Remove variables.
4042 (avr_file_start): Remove unneded initializations of commands_in_file,
4043 commands_in_prologues and commands_in_epilogues variables.
4044 (avr_file_end): Remove dead code.
4046 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
4048 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
4049 MOTOROLA is to true.
4051 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
4054 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
4055 (mips_split_doubleword_move): ...this.
4056 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
4057 use natural endianness for multi-format FPR values.
4058 (mips_split_64bit_move): Rename to...
4059 (mips_split_doubleword_move): ...this and extend to 64-bit words.
4060 Use move_doubleword_fpr* patterns for moves involving FPRs.
4061 (mips_save_reg): Update the call to mips_split_64bit_move.
4062 (mips_secondary_reload_class): Return NO_REGS for any reload of a
4063 nonzero constant into an FPR if the constant can be forced to memory.
4064 * config/mips/mips.md: Update the splitter calls to
4065 mips_split_64bit_move.
4066 (UNSPEC_LOAD_DF_LOW): Rename to...
4067 (UNSPEC_LOAD_LOW): ...this.
4068 (UNSPEC_LOAD_DF_HIGH): Rename to...
4069 (UNSPEC_LOAD_HIGH): ...this.
4070 (UNSPEC_STORE_DF_HIGH): Rename to...
4071 (UNSPEC_STORE_WORD): ...this.
4072 (SPLITF): New mode iterator.
4073 (HALFMODE): New mode attribute.
4074 (movtf): New expander.
4075 (*movtf_internal): New define_insn_and_split.
4076 (move_doubleword_fpr<mode>): New expander.
4077 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
4079 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
4080 (mfhc1<mode>): ...these more general patterns.
4082 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
4084 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
4086 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
4088 * gcse.c (hash_scan_set): Insert set in insn before note at
4089 the end of basic block.
4091 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
4093 PR tree-optimization/33576
4094 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
4095 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
4096 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
4097 (remove_iv): Declared.
4098 * lambda-code.c (remove_iv): Not static.
4099 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
4100 Don't remove ivs there, save ivs in the buffer.
4102 2007-10-03 Jason Merrill <jason@redhat.com>
4105 * tree-eh.c (same_handler_p): New fn.
4106 (optimize_double_finally): New fn.
4107 (refactor_eh_r): New fn.
4108 (refactor_eh): New fn.
4109 (pass_refactor_eh): New pass.
4110 * tree-pass.h: Declare it.
4111 * passes.c (init_optimization_passes): Add it.
4113 2007-10-03 Doug Kwan <dougkwan@google.com>
4114 Richard Guenther <rguenther@suse.de>
4117 * dwarf2out.c (reference_to_unused): Disable sanity checking,
4118 be conservative instead.
4120 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4123 * doc/invoke.texi (-fwhole-program): Document that Fortran
4124 doesn't support this option.
4126 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
4129 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
4132 2007-10-02 David Daney <ddaney@avtrex.com>
4134 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
4135 against constant zero.
4136 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
4139 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
4141 * ra-conflict.c: New file.
4143 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
4144 usage to DF_LIVE usage.
4145 (reload): Remove reference to df_get_live_top.
4146 * rtlanal.c (subreg_nregs_with_regno): New function.
4147 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
4148 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
4149 (df_has_eh_preds): Removed.
4150 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
4151 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
4153 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
4154 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
4155 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
4156 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
4157 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
4158 (global_alloc): Turn off rescanning insns after call to
4159 global_conflicts and added call to set_preferences.
4160 (global_conflicts): Moved to ra-alloc.c.
4161 (set_preferences_1, set_preferences): New function.
4162 (mirror_conflicts): Changed types for various variables.
4163 (mark_elimination): Change DF_RA_LIVE
4164 usage to DF_LIVE usage.
4165 (build_insn_chain): Rewritten from scratch and made local.
4166 (print_insn_chain, print_insn_chains): New functions.
4167 (dump_conflicts): Do not print conflicts for fixed_regs.
4168 (rest_of_handle_global_alloc): Turn off insn rescanning.
4169 * hard-reg-set.h: Fixed comment.
4170 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
4171 usage to DF_LIVE usage and delete refs to TOP sets.
4172 (block_alloc): Mark regs as live if they are in the artificial
4173 defs at top of block.
4174 (find_stack_regs): New function.
4175 (rest_of_handle_local_alloc): Changed urec problem to live
4176 problem and do not turn off df rescanning.
4177 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
4178 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
4179 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
4180 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
4181 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
4182 fields in df_ref_flags. The rest have been renumbered.
4183 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
4185 * rtl.h (subreg_nregs_with_regno): New function.
4186 * df-problems.c: (df_get_live_out, df_get_live_in,
4187 df_get_live_top): Removed reference to DF_RA_LIVE.
4188 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
4189 df_live_alloc, df_live_reset, df_live_local_finalize,
4190 df_live_free): Make top set only if different from in set.
4191 (df_lr_top_dump, df_live_top_dump): Only print top set if
4192 different from in set.
4193 (df_lr_bb_local_compute): Removed unnecessary check.
4194 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
4195 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
4196 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
4197 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
4198 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
4199 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
4200 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
4201 df_urec_add_problem): Removed.
4202 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
4204 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
4205 * basic_block.h (bb_has_abnormal_pred): New function.
4206 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
4207 usage to DF_LIVE usage.
4209 2007-10-02 Revital Eres <eres@il.ibm.com>
4211 * config/rs6000/predicates.md (easy_vector_constant): Return false
4212 for 750CL paired vectors.
4213 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
4215 (vec_initv2sf): Add new description.
4216 (vconcatsf): Likewise.
4217 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
4218 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
4220 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
4222 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
4223 sinking the last stmt in a BB.
4225 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
4228 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
4229 (sra_hash_tree): Handle BIT_FIELD_REFs.
4230 (sra_elt_hash): Don't hash bitfld blocks.
4231 (sra_elt_eq): Skip them in parent compares as well. Handle
4233 (build_element_name_1): Handle BIT_FIELD_REFs.
4234 (instantiate_element): Propagate nowarn from parents. Create
4235 BIT_FIELD_REF for variables that are widened by scalarization.
4236 Gimple-zero-initialize all bit-field variables that are not
4237 part of parameters that are going to be scalarized on entry.
4238 (instantiate_missing_elements_1): Return the sra_elt.
4239 (canon_type_for_field): New.
4240 (try_instantiate_multiple_fields): New. Infer widest possible
4241 access mode from decl or member type, but clip it at word
4242 size, and only widen it if a field crosses an alignment
4244 (instantiate_missing_elements): Use them.
4245 (generate_one_element_ref): Handle BIT_FIELD_REFs.
4246 (scalar_bitfield_p): New.
4247 (sra_build_assignment): Optimize assignments from scalarizable
4248 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
4251 (sra_build_bf_assignment): New. Optimize assignments to
4252 scalarizable BIT_FIELD_REFs.
4253 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
4254 assignments to full variables.
4255 (generate_copy_inout): Use the new macros and functions.
4256 (generate_element_copy): Likewise. Handle bitfld differences.
4257 (generate_element_zero): Don't recurse for blocks. Use
4258 sra_build_elt_assignment.
4259 (generate_one_element_init): Take elt instead of var. Use
4260 sra_build_elt_assignment.
4261 (generate_element_init_1): Adjust.
4262 (bitfield_overlap_info): New struct.
4263 (bitfield_overlaps_p): New.
4264 (sra_explode_bitfield_assignment): New. Adjust widened
4265 variables to account for endianness.
4266 (sra_sync_for_bitfield_assignment): New.
4267 (scalarize_use): Re-expand assignment to/from scalarized
4268 BIT_FIELD_REFs. Explode or sync needed members for
4269 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
4270 (scalarize_copy): Use REPLDUP.
4271 (scalarize_ldst): Move assert before dereference. Adjust EH
4273 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
4275 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
4277 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
4278 Rename CR_* constants to CMP_*. Fix spacing.
4280 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4283 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
4284 to be processed with the special script doc/install.texi2html.
4286 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4288 * doc/invoke.texi (Wall): List the options enabled by Wall.
4289 (Wstrict-aliasing): Add missing @option.
4291 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
4293 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
4294 rather than gen_lowpart to change a register from DImode to DFmode.
4295 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
4296 both FROM and TO are integer modes that are no bigger than 4 bytes.
4297 (mips_mode_ok_for_mov_fmt_p): New function.
4298 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
4299 (mips_secondary_reload_class): Tweak formatting and comments.
4300 Use reg_class_subset_p instead of direct comparisons with
4301 classes. Only allow direct FPR<->FPR moves for modes that
4302 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
4303 for 4- and 8-byte types. Handle reloads in which X is an FPR.
4304 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
4305 (*movdi_64bit): Likewise.
4306 (*movsi_internal): Likewise.
4307 (*movhi_internal): Likewise.
4308 (*movqi_internal): Likewise.
4310 2007-09-30 Diego Novillo <dnovillo@google.com>
4313 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
4316 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
4318 PR tree-optimization/33597
4319 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
4320 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
4322 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
4324 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
4325 instead of variants of (!reload_in_progress && !reload_completed).
4326 (x86_expand_vector_move): Ditto.
4328 2007-09-28 Ollie Wild <aaw@google.com>
4331 2007-09-27 Ollie Wild <aaw@google.com>
4333 * varasm.c (compare_constant): Removed call to
4334 lang_hooks.expand_constant.
4335 (copy_constants): Removed call to lang_hooks.expand_constant.
4336 (compute_reloc_for_constant): Removed call to
4337 lang_hooks.expand_constant.
4338 (output_addressed_constants): Removed call to
4339 lang_hooks.expand_constant.
4340 (constructor_static_from_elts_p): Removed call to
4341 lang_hooks.expand_constant.
4342 (output_constant): Removed calls to lang_hooks.expand_constant.
4343 * langhooks.h (struct lang_hooks): Removed field expand_constant.
4344 * langhooks-def.h (lhd_return_tree): Removed.
4345 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
4346 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
4347 * langhooks.c (lhd_return_tree): Removed.
4349 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4352 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
4353 argument to gen_selb.
4355 2007-09-28 Chao-ying Fu <fu@mips.com>
4357 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
4358 * doc/libgcc.texi (Fixed-point fractional library routines):
4359 Fix typos for neg and cmp functions.
4361 2007-09-28 Michael Matz <matz@suse.de>
4363 PR rtl-optimization/33552
4364 * function.c (match_asm_constraints_1): Check for overlap in
4365 inputs and replace all occurences.
4367 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
4369 * config/mips/mips.c (override_options): Fix comment typo.
4371 2007-09-28 Jie Zhang <jie.zhang@analog.com>
4373 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
4374 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
4375 * config/bfin/t-bfin-linux (crti.o): Don't build.
4377 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
4378 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
4380 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
4382 2007-09-27 Ollie Wild <aaw@google.com>
4384 * varasm.c (compare_constant): Removed call to
4385 lang_hooks.expand_constant.
4386 (copy_constants): Removed call to lang_hooks.expand_constant.
4387 (compute_reloc_for_constant): Removed call to
4388 lang_hooks.expand_constant.
4389 (output_addressed_constants): Removed call to
4390 lang_hooks.expand_constant.
4391 (constructor_static_from_elts_p): Removed call to
4392 lang_hooks.expand_constant.
4393 (output_constant): Removed calls to lang_hooks.expand_constant.
4394 * langhooks.h (struct lang_hooks): Removed field expand_constant.
4395 * langhooks-def.h (lhd_return_tree): Removed.
4396 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
4397 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
4398 * langhooks.c (lhd_return_tree): Removed.
4400 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4403 * expr.c (emit_group_load_1): Split constant double when destination
4404 length is half source length.
4406 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
4408 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
4409 (mips_cpu_info): Add tune_flags.
4410 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
4411 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
4413 (override_options): Remove deprecation code. Use branch-likely
4414 instructions for optimize_size or if the tuning flags do not
4415 suggest otherwise. Tweak warning.
4416 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
4418 2007-09-27 Matthias Klose <doko@ubuntu.com>
4420 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
4421 multilib osdirname if it exists.
4422 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
4424 2007-09-27 Ian Lance Taylor <iant@google.com>
4426 PR tree-optimization/33565
4427 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
4428 assignments of comparisons.
4429 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
4430 parameter. Change caller. Defer overflow warnings around call to
4432 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
4433 TREE_NO_WARNING is set on the statement.
4434 * tree-ssa-forwprop.c
4435 (tree_ssa_forward_propagate_single_use_vars): Don't test
4436 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
4437 * tree-cfg.c (fold_cond_expr_cond): Likewise.
4439 2007-09-27 Joseph Myers <joseph@codesourcery.com>
4441 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
4442 reduce offset by units of 0x10000 for SPE vector modes or modes
4443 used with E500 double instructions.
4445 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
4447 * simplify-rtx.c (comparison_result): New.
4448 (simplify_const_relational_operation): Use it instead of the five
4449 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
4450 Improve bounds-checking optimizations; remove subsumed POPCOUNT
4451 optimizations. Extract nonzero_address_p optimizations into a
4452 separate "if" together with optimizations where op1 is const0_rtx.
4453 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
4454 floating-point arguments too when appropriate. Hoist test for ABS
4455 outside the final switch statement.
4456 * cse.c (fold_rtx): Don't look for an IOR equivalent of
4457 folded_arg0 if we found a constant equivalent. Remove
4458 transformations done in simplify-rtx.c for "op0 RELOP op0".
4460 2007-09-27 Jakub Jelinek <jakub@redhat.com>
4462 * builtins.c (expand_builtin, expand_builtin_object_size,
4463 expand_builtin_memory_chk, maybe_emit_chk_warning,
4464 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
4466 * expr.c (expand_expr_real_1): Likewise.
4467 * langhooks-def.h (struct diagnostic_info): Add forward decl.
4468 (lhd_print_error_function): Add third argument.
4469 * langhooks.h (struct diagnostic_info): Add forward decl.
4470 (struct lang_hooks): Add third argument to print_error_function.
4471 * diagnostic.h (diagnostic_info): Add abstract_origin field.
4472 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
4474 (diagnostic_report_current_function): Likewise.
4475 * toplev.c (announce_function): Pass NULL as second argument to
4476 diagnostic_set_last_function.
4477 * diagnostic.c (diagnostic_report_current_function): Add second
4478 argument, pass it as third argument to lang_hooks.print_error_function.
4479 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
4480 to diagnostic_report_current_function.
4481 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
4482 and message.abstract_origin.
4483 (verbatim): Initialize abstract_origin.
4484 * pretty-print.h (text_info): Add abstract_origin field.
4485 * pretty-print.c (pp_base_format): Handle %K.
4486 * langhooks.c (lhd_print_error_function): Add third argument. If
4487 diagnostic->abstract_origin, print virtual backtrace.
4488 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
4489 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
4490 (init_dynamic_diag_info): Likewise.
4492 2007-09-26 David Daney <ddaney@avtrex.com>
4495 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
4496 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
4497 sync_old_nand<mode>, sync_new_nand<mode>,
4498 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
4499 Update length attributes.
4500 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
4501 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
4503 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
4504 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
4505 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
4508 2007-09-26 Richard Guenther <rguenther@suse.de>
4510 PR tree-optimization/33563
4511 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
4512 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
4514 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
4515 get_use_of_stmt_lhs.
4517 2007-09-26 Joseph Myers <joseph@codesourcery.com>
4520 * c-common.c (complete_array_type): Diagnose too-large arrays and
4521 set type to error_mark_node.
4523 2007-09-26 Richard Guenther <rguenther@suse.de>
4525 PR tree-optimization/30375
4526 PR tree-optimization/33560
4527 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
4531 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
4533 * tree-ssa-dse.c (aggregate_vardecl_d): New.
4534 (dse_global_data): Add aggregate_vardecl field.
4535 (dse_possible_dead_store_p): New.
4536 Add prev_defvar variable.
4537 Allow immediate uses and previous immediate uses to differ
4538 if they are setting different parts of the whole.
4539 (get_aggregate_vardecl): New.
4540 (dse_record_partial_aggregate_store): New.
4541 (dse_whole_aggregate_clobbered_p): New.
4542 (dse_partial_kill_p): New.
4543 Call dse_maybe_record_aggregate_store().
4544 When checking whether a STMT and its USE_STMT refer to the
4545 same memory address, check also for partial kills that clobber
4547 Move some variable definitions to the block where they are used.
4548 (aggregate_vardecl_hash): New.
4549 (aggregate_vardecl_eq): New.
4550 (aggregate_vardecl_free): New.
4551 (aggregate_whole_store_p): New.
4552 (tree_ssa_dse): Initialize and free aggregate_vardecl.
4553 Mark which aggregate stores we care about.
4555 2007-09-25 DJ Delorie <dj@redhat.com>
4558 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
4561 2007-09-25 Michael Meissner <michael.meissner@amd.com>
4564 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
4565 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
4566 for vector int32 -> int64 conversions. Don't write beyond the end
4567 of the allocated vector for int32 -> int64 conversions.
4569 2007-09-25 Revital Eres <eres@il.ibm.com>
4571 * config/rs6000/paired.h (paired_sel): New.
4572 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
4573 (rs6000_expand_ternop_builtin): Pass zero const_double operand
4574 when expanding selv2sf.
4575 * config/rs6000/rs6000.h (rs6000_builtins): Add
4576 PAIRED_BUILTIN_SELV2SF4.
4578 2007-09-25 Joseph Myers <joseph@codesourcery.com>
4581 * c-typeck.c (default_conversion): Call require_complete_type
4582 before perform_integral_promotions.
4583 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
4584 (build_c_cast): Call require_complete_type except for casts to
4586 (convert_for_assignment): Call require_complete_type.
4588 2007-09-25 Revital Eres <eres@il.ibm.com>
4590 * config/spu/spu.md: Fix doloop pattern.
4592 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
4594 * config/bfin/bfin.c (expand_prologue_reg_save,
4595 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
4596 and ASTAT moved here...
4597 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
4598 ... from here. New argument ALL; callers changed.
4599 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
4600 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
4601 have the "saveall" attribute.
4603 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
4605 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
4607 (INCOMING_REGNO, OUTGOING_REGNO): Define.
4608 * config/mmix/mmix.c (mmix_opposite_regno): New function.
4609 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
4611 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
4612 with REG_P tests before REGNO access.
4614 2007-09-24 DJ Delorie <dj@redhat.com>
4617 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
4619 (movqicc_<code>_<mode>): Likewise.
4620 (movhicc_<code>_<mode>): Likewise.
4622 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
4625 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
4626 register for reload.
4628 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
4631 * config/i386/i386.c (ix86_comp_type_attributes): Check
4634 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4636 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
4637 "move.l %a4,%a4" to produce nops.
4638 * config/m68k/m68k.c (override_options): Reset align options,
4639 if neccessary align macro isn't avaible.
4641 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4643 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
4645 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4647 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
4649 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
4650 reload is completed.
4651 (peephole pattern): Convert most of them to RTL peephole pattern.
4653 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4655 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
4656 (moved from fp compare patterns).
4657 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
4658 Cleanup predicates to relieve reload.
4659 (conditional_trap): Reject conditional trap with fp condition.
4660 * config/m68k/predicates.md (fp_src_operand): New, reject
4661 certain constants early.
4663 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4665 * final.c (final_scan_insn): Remove accidentally duplicated code.
4667 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4669 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
4670 Allow --with-tune=cell and --with-cpu=cell.
4672 2007-09-24 David Edelsohn <edelsohn@gnu.org>
4674 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
4675 * config/rs6000/rs6000.opt (swdiv): Change option to ...
4677 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
4679 (TARGET_BUILTIN_RECIPROCAL): Use it.
4680 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
4681 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
4682 (rs6000_emit_swrsqrtsf): New.
4683 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
4685 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
4686 (divsf3): Remove swdiv support.
4689 (rsqrt_internal1): New.
4690 (divdf3): Remove swdiv support.
4693 2007-09-24 Jakub Jelinek <jakub@redhat.com>
4696 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
4698 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
4699 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
4700 * tree.c (type_hash_eq): For FUNCTION_TYPE use
4701 lang_hooks.type.type_hash_eq in addition to generic tests.
4703 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
4704 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
4706 * tree-inline.h (eni_weights): Add field target_builtin_cost to
4707 reflect the cost per call to a target specific builtin.
4708 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
4709 call to a target specific builtin, then use target_builtin_call_cost.
4710 (init_inline_once): Initialize target_builtin_call_cost field.
4712 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
4715 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
4718 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
4720 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
4721 * configure: Regenerated.
4723 2007-09-23 Ollie Wild <aaw@google.com>
4725 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
4727 (get_pointer_modulus_and_residue): New function.
4729 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4731 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
4732 combine an SC return value into a single register.
4734 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4736 * opth-gen.awk (target_flags_explicit): Declare.
4737 * toplev.h (target_flags_explicit): Delete declaration.
4738 * toplev.c (target_flags): Likewise.
4739 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
4740 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
4741 Never return true for TARGET_MIPS16.
4742 * config/mips/mips.c (mips_llsc): Delete.
4743 (mips_handle_option): Remove -mllsc handling.
4744 (mips_strip_unspec_address): Tweak comment.
4745 * config/mips/mips.opt (mllsc): Use a target mask.
4747 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4749 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
4750 word_mode as well as Pmode.
4752 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4754 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
4755 parameters from word_mode to the subword type if such a truncation
4758 2007-09-23 Jakub Jelinek <jakub@redhat.com>
4760 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
4761 * configure: Regenerated.
4763 2007-09-23 Jan Hubicka <jh@suse.cz>
4765 * params.def (INLINE_CALL_COST): Set to 12.
4766 * invoke.texi (inline-call-cost): Update default value.
4768 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
4770 * config/alpha/alpha.md (movti): Use operand_subword for the split.
4772 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
4773 Revital Eres <eres@il.ibm.com>
4775 * modulo-sched.c (doloop_register_get): Rewrite the loop which
4776 checks whether the count_reg is found outside the control part.
4778 2007-09-23 Jakub Jelinek <jakub@redhat.com>
4780 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
4781 instead of checking CALL_EXPR_FN directly to test for builtins.
4782 If error or warning attributes are present, print
4783 error resp. warning.
4784 * c-common.c (handle_error_attribute): New function.
4785 (c_common_attribute_table): Add error and warning
4787 * doc/extend.texi: Document error and warning attributes.
4789 * tree.h (block_nonartificial_location): New prototype.
4790 * tree.c (block_nonartificial_location): New function.
4791 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
4792 if artificial attribute is present on abstract inline decl.
4793 * c-common.c (handle_artificial_attribute): New function.
4794 (c_common_attribute_table): Add artificial attribute.
4795 * final.c (override_filename, override_linenum): New variables.
4796 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
4797 and override_linenum if inside of a block inlined from
4798 __attribute__((__artificial__)) function.
4799 (notice_source_line): Honor override_filename and override_linenum.
4800 * doc/extend.texi: Document __attribute__((__artificial__)).
4801 * config/i386/emmintrin.h: Add __artificial__ attribute to
4802 all __always_inline__ functions.
4803 * config/i386/mmintrin.h: Likewise.
4804 * config/i386/tmmintrin.h: Likewise.
4805 * config/i386/mm3dnow.h: Likewise.
4806 * config/i386/pmmintrin.h: Likewise.
4807 * config/i386/ammintrin.h: Likewise.
4808 * config/i386/xmmintrin.h: Likewise.
4809 * config/i386/smmintrin.h: Likewise.
4810 * config/i386/bmmintrin.h: Likewise.
4811 * config/i386/mmintrin-common.h: Likewise.
4814 * expr.c (expand_constructor): New function.
4815 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
4816 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
4819 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4821 * config/mips/mips.c (dump_constants_1): Generalize to include
4822 fractional and accumulator modes.
4824 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4826 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
4827 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
4829 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
4830 TARGET_HARD_FLOAT when testing whether -mpaired-single is
4832 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
4834 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
4836 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
4837 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
4839 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
4840 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
4841 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
4843 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
4845 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
4846 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
4847 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
4849 2007-09-22 Jason Merrill <jason@redhat.com>
4852 * attribs.c (lookup_attribute_spec): Split out...
4853 (decl_attributes): From here.
4854 * tree.h: Declare it.
4856 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
4858 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
4860 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
4862 * tree-inline.c (remap_type_1): Correctly chain variants.
4864 2007-09-22 Richard Guenther <rguenther@suse.de>
4866 PR tree-optimization/33146
4867 * fold-const.c (fold_binary): Use the original tree
4869 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
4870 also changes "sign".
4872 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
4875 * except.c (finish_eh_generation): Call commit_edge_insertions if
4876 there are insns queued on the entry edge.
4877 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
4880 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
4882 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
4884 2007-09-19 Michael Meissner <michael.meissner@amd.com>
4886 * config/i386/i386.c: Delete trailing whitespace.
4887 * config/i386/i386.h: Ditto.
4888 * config/i386/bmmintrin.h: Ditto.
4889 * config/i386/sync.md: Ditto.
4890 * config/i386/ppro.md: Ditto.
4891 * config/i386/mmx.md: Ditto.
4892 * config/i386/constraints.md: Ditto.
4893 * config/i386/sse.md: Ditto.
4894 * config/i386/athlon.md: Ditto.
4895 * config/i386/i386.md: Ditto.
4897 2007-09-21 Richard Guenther <rguenther@suse.de>
4899 PR tree-optimization/33508
4900 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
4901 quadratic loop by keeping a bitmap of variables we have
4902 to clobber all subvariables for.
4903 (set_initial_properties): Likewise.
4905 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
4907 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
4909 2007-09-20 Nigel Stephens <nigel@mips.com>
4910 Chao-ying Fu <fu@mips.com>
4912 * c-decl.c (finish_declspecs): When _Sat is used without
4913 _Fract or _Accum, set the default type to cts_fract.
4914 This avoids a warning of "type defaults to int".
4916 2007-09-20 Joseph Myers <joseph@codesourcery.com>
4918 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
4919 bit-fields wider than one bit.
4921 2007-09-20 Jakub Jelinek <jakub@redhat.com>
4924 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
4926 * dbxout.c (dbxout_type): Likewise.
4930 * gimplify.c (gimplify_vla_decl): New function.
4931 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
4933 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
4935 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
4937 * doc/invoke.texi (-minterlink-mips16): Document.
4938 * config/mips/mips.opt (minterlink-mips16): New option.
4939 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
4942 2007-09-20 Joseph Myers <joseph@codesourcery.com>
4944 * doc/extend.texi (Attribute Syntax): Remove old speculative
4947 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
4949 * combine.c: Include cgraph.h.
4950 (setup_incoming_promotions): Rework to allow more aggressive
4951 elimination of sign extensions when all call sites of the
4952 current function are known to lie within the current unit.
4954 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
4956 * dse.c (find_shift_sequence): No-op rework of control flow.
4958 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
4960 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
4961 GPR for DCmode on 64-bit targets. Remove redundant fallback.
4963 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4965 * cfgexpand.c (dump_stack_var_partition): Use the correct
4966 index for the offset.
4968 2007-09-19 Joseph Myers <joseph@codesourcery.com>
4970 * config/mips/sde.h: Switch to GPLv3.
4972 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
4974 * tree-sra.c (decide_block_copy): Decide if there are groups.
4976 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
4978 * config/m68k/m68k.c (output_move_himode): Remove jump table
4980 config/m68k/m68k.md (lea): Likewise.
4981 * config/m68k/m68k.c (print_operand_address): Use simple pc
4982 relative addressing.
4984 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
4986 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
4987 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
4989 (asm_insn_count): Pass template as second argument to it.
4990 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4991 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4992 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4993 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4994 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4995 (sh_insn_length_adjustment): Pass template as second argument to it.
4996 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
4998 * config/bfin/bfin.md (define_asm_attributes): New.
5000 2007-09-19 Jie Zhang <jie.zhang@analog.com>
5002 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
5004 * config/bfin/print-sysroot-suffix.sh: New.
5005 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
5006 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5007 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5008 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
5009 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5010 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5011 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
5012 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5013 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5014 (linux-sysroot-suffix.h): New target.
5015 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
5016 (mspecld-anomaly): Likewise.
5017 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
5018 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
5019 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
5020 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
5021 (bfin_si_revision): Declare.
5022 (bfin_workarounds): Declare.
5023 (WA_SPECULATIVE_LOADS): Define.
5024 (ENABLE_WA_SPECULATIVE_LOADS): Define.
5025 (WA_SPECULATIVE_SYNCS): Define.
5026 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
5027 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
5028 (LIB_SPEC): Add %s to the linker scripts.
5029 Use proper linker script for bf522, bf525, bf527,
5030 bf538, bf539, bf542, bf544, bf548, and bf549.
5031 * config/bfin/bfin.c (bfin_si_revision): Define.
5032 (bfin_workarounds): Define.
5033 (struct bfin_cpu): New.
5035 (bfin_handle_option): Handle silicon revision part of -mcpu option.
5036 (override_options): Set bfin_workarounds.
5037 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
5038 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
5039 ENABLE_WA_SPECULATIVE_LOADS.
5040 (bfin_reorg): Likewise.
5041 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5042 macros for bf522, bf525, bf527, bf538, bf539,
5043 bf542, bf544, bf548, and bf549.
5044 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
5045 Don't define __ID_SHARED_LIB__ when -msep-data.
5046 (TARGET_DEFAULT): Define as 0.
5047 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
5048 * doc/invoke.texi (Blackfin Options): Document silicon
5049 revision part of -mcpu option and it now accepts bf522, bf525,
5050 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
5052 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5054 * alias.c (memory_modified_1): Deconstify.
5055 (memory_modified_in_insn_p): Don't use const_note_stores.
5056 * rtl.h (const_note_stores): Delete.
5057 * rtlanal.c (const_note_stores): Likewise.
5059 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5061 * dse.c (find_shift_sequence): Temporarily revert to forbidding
5064 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
5068 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
5069 (addsi_small_int): Likewise.
5070 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
5071 (one_cmplsi2): Likewise.
5073 (enter_func): Expand insn using hard_frame_pointer_rtx and
5076 * config/fr30/fr30.c (fr30_expand_prologue): Check for
5077 hard_frame_pointer_rtx instead of using REGNO() check.
5078 Properly sign extend GEN_INT() argument.
5080 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
5082 * config/m68k/m68k.c (override_options): Remove USE_GAS,
5084 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
5085 alternatives with just jcc.
5086 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
5087 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
5088 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
5089 dbge_hi, dbge_si): Likewise.
5091 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
5093 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
5094 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
5095 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
5096 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
5097 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
5099 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5101 * config/m68k/m68k-devices.def (51qe): New device.
5102 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
5103 to all uses of FL_FOR_isa_c for compatibility.
5104 (all_microarchs): Add cfv1 microarchitecture.
5105 (m68k_handle_option): Handle m51qe option.
5106 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
5107 (TUNE_CFV1): New macro.
5108 (enum uarch_type): Add ucfv1.
5109 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
5111 2007-09-18 Richard Guenther <rguenther@suse.de>
5113 PR tree-optimization/31863
5114 * tree-ssa-structalias.c (create_variable_info_for): Always
5115 free the fieldstack.
5117 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
5119 * opts.c (decode_options): Enable vectorization under -O3.
5121 2007-09-18 Richard Guenther <rguenther@suse.de>
5123 PR tree-optimization/33340
5124 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
5125 SSA_NAMEs that occur in abnormal PHI nodes.
5127 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5129 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
5130 Don't use const_get_call_expr_in.
5131 * tree-gimple.c (const_get_call_expr_in): Delete.
5132 * tree-gimple.h (const_get_call_expr_in): Likewise.
5134 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5136 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
5137 not yet have a basic block.
5138 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
5140 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5142 * config/mips/mips.c (mips_file_start): Add ".previous" directives
5143 to both ".section"s.
5145 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
5147 * config/mips/mips.c (mips_output_mi_thunk): Use
5148 mips_function_ok_for_sibcall and const_call_insn_operand
5149 to determine if a direct sibcall is allowed. Use
5150 mips_classify_symbol to determine a global pointer is needed.
5152 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
5154 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
5156 2007-09-17 Chao-ying Fu <fu@mips.com>
5157 Nigel Stephens <nigel@mips.com>
5159 * config/fixed-bit.h: New file.
5160 * config/fixed-bit.c: New file.
5161 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
5163 2007-09-18 Jakub Jelinek <jakub@redhat.com>
5165 * c-format.h (format_kind_info): Add alloc_char field.
5166 * c-format.c (scanf_flag_specs): Add 'm'.
5167 (scanf_flag_pairs): Add 'a', 'm' pair.
5168 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
5169 (format_types_orig): Add alloc_char fields.
5170 (check_format_info_main): Rename aflag to alloc_flag.
5171 Handle fki->alloc_char. modifier after width and before length
5172 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
5173 length modifiers as well.
5174 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
5177 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
5178 returned by build_call_expr.
5180 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
5182 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
5183 NULL for variable-sized records too.
5184 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
5186 2007-09-17 Tom Tromey <tromey@redhat.com>
5188 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
5189 (c_builtin_function): Likewise.
5190 (grokdeclarator): Likewise.
5192 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
5194 PR rtl-optimization/26449
5195 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
5196 (seq_insns_valid_p): Removed.
5198 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
5200 * tree-nomudflap.c (gate_mudflap): New static function.
5201 (pass_mudflap_1): Use it as gate function.
5202 (pass_mudflap_2): Likewise.
5204 2007-09-17 Jan Hubicka <jh@suse.cz>
5208 * loop-invariant.c (move_invariant_reg): Unshare sequence.
5210 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
5212 PR tree-optimization/33319
5213 * tree-vect-analyze.c (vect_same_range_drs): New.
5214 (vect_vfa_range_equal): New.
5215 (vect_is_duplicate_ddr): Removed.
5216 (vect_mark_for_runtime_alias_test): Do not perform marking when
5217 optimizing for size or max_param for alias checking is zero.
5218 Move the function before vect_analyze_data_ref_dependence.
5219 (vect_analyze_data_ref_dependence): Add call to
5220 vect_mark_for_runtime_alias_test in two cases when dependence
5222 (vect_analyze_data_ref_dependences): Do not call to
5223 vect_mark_for_runtime_alias_test.
5224 (vect_prune_runtime_alias_test_list): New.
5225 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
5226 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
5227 Update vec_outside_cost.
5228 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
5229 (vect_create_cond_for_alias_checks): Build the base address of data
5230 reference from DR_GROUP_FIRST_DR.
5231 (vect_loop_versioning): New.
5232 (vect_transform_loop): Add a call to vect_loop_versioning.
5233 Remove factored out code.
5235 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5238 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
5241 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
5243 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
5244 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
5245 Fix the call to insn_rtx_cost. Skip access sizes that require a
5246 real truncation of the store register. Use convert_move instead
5247 of gen_lowpart when narrowing the result.
5248 (replace_read): Use convert_move instead of gen_lowpart when
5249 narrowing the store rhs.
5251 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
5253 * config/mips/mips.md (SHORT): Fix long line.
5254 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
5255 to QImode and HImode.
5257 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
5259 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
5261 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
5263 * tree-parloops.c: New file.
5264 * tree-ssa-operands.h (free_stmt_operands): Declare.
5265 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
5267 * tree-pass.h (pass_parallelize_loops): Declare.
5268 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
5270 (build_omp_regions_1): Allow analysing just a single OMP region and
5272 ( build_omp_regions_root, omp_expand_local): New functions.
5273 (build_omp_regions): Add argument to build_omp_regions_1 call.
5274 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
5275 autoparallelization is run.
5276 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
5277 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
5278 pass_parallelize_loops): New.
5279 * common.opt (ftree-parallelize-loops): New.
5280 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
5281 parallelize_loops): Declare.
5282 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
5283 * Makefile.in (tree-parloops.o): Added.
5284 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
5286 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
5287 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
5288 one extra edge as well.
5289 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
5290 Use VEC_free to free doms vector.
5291 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
5292 operands. Recompute operand caches in the new function.
5293 (move_sese_region_to_fn): Update loop info.
5294 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
5295 * tree-ssa-operands.c (free_stmt_operands): New function.
5297 * doc/passes.texi: Document autoparallelization.
5298 * doc/invoke.texi (-ftree-parallelize-loops): New option.
5300 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5303 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
5306 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
5308 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
5309 the VEC is not NULL.
5310 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
5311 get_vectype_for_scalar_type succeeded.
5312 (vectorizable_conversion): Likewise.
5314 2007-09-14 Jan Hubicka <jh@suse.cz>
5316 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
5319 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
5322 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
5323 register when operands[2] equals operands[1].
5324 (remainderxf3): Ditto.
5326 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
5327 Nigel Stephens <nigel@mips.com>
5329 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
5330 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
5331 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
5333 (_Unwind_ForcedUnwind): Likewise.
5334 (_Unwind_Resume): Likewise.
5335 (_Unwind_Resume_or_Rethrow): Likewise.
5336 (_Unwind_Backtrace): Likewise.
5337 (_Unwind_SjLj_RaiseException): Likewise.
5338 (_Unwind_SjLj_ForcedUnwind): Likewise.
5339 (_Unwind_SjLj_Resume): Likewise.
5340 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
5341 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
5343 (_Unwind_ForcedUnwind): Likewise.
5344 (_Unwind_Resume): Likewise.
5345 (_Unwind_Resume_or_Rethrow): Likewise.
5346 (_Unwind_Backtrace): Likewise.
5347 * unwind-compat.c (_Unwind_Backtrace): Likewise.
5348 (_Unwind_ForcedUnwind): Likewise.
5349 (_Unwind_RaiseException): Likewise.
5350 (_Unwind_Resume): Likewise.
5351 (_Unwind_Resume_or_Rethrow): Likewise.
5353 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
5354 nomips16 mode when IN_LIBGCC2 with hard float.
5356 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
5358 * config/mips/sdemtk.opt: Update to GPLv3.
5359 * config/mips/sdemtk.h: Likewise.
5361 2007-09-14 Nigel Stephens <nigel@mips.com>
5363 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
5364 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
5365 for mipsisa32-*-linux*.
5367 2007-09-14 Nigel Stephens <nigel@mips.com>
5368 David Ung <davidu@mips.com>
5369 Thiemo Seufer <ths@mips.com>
5370 Richard Sandiford <richard@codesourcery.com>
5372 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
5373 * configure.ac: Add a mipssde threading type.
5374 * configure: Regenerate.
5375 * config/mips/sdemtk.h: New file.
5376 * config/mips/t-sdemtk: Likewise.
5377 * config/mips/sdemtk.opt: Likewise.
5378 * gthr-mipssde.h: Likewise.
5379 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
5380 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
5381 (MIPS_ICACHE_SYNC): New macro, split from ...
5382 * config/mips/mips.md (clear_cache): ...here.
5383 * config/mips/mips.c (mips_save_reg_p): Check
5384 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
5385 (build_mips16_function_stub): Use targetm.strip_name_encoding.
5386 (build_mips16_call_stub): Likewise.
5388 2007-09-14 Richard Sandiford <richard@codesourcery.com>
5390 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
5392 2007-09-14 Jakub Jelinek <jakub@redhat.com>
5395 * config/ia64/ia64.c (find_gr_spill): Don't decrement
5396 current_frame_info.n_local_regs. Don't return emitted local
5398 (ia64_compute_frame_size): Improve unwind hack to put
5399 RP, PFS, FP in that order by allowing some of the registers
5400 been already emitted, as long as they are emitted to the
5403 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5405 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
5406 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
5407 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
5409 2007-09-13 Eric Christopher <echristo@apple.com>
5410 Kenneth Zadeck <zadeck@naturalbridge.com>
5412 * dse.c (find_shift_sequence): New function.
5413 (replace_read): Add case to remove read if it requires shift.
5414 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
5416 2007-09-13 Tom Tromey <tromey@redhat.com>
5418 * c-common.c (fname_as_string): Update.
5419 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
5420 (c_lex_one_token): Update. Add 'parser' argument.
5421 (c_parser_simple_asm_expr): Update.
5422 (c_parser_attributes): Update.
5423 (c_parser_asm_statement): Update.
5424 (c_parser_asm_operands): Update.
5425 (c_parser_peek_token): Update.
5426 (c_parser_peek_2nd_token): Update.
5427 * c-lex.c (c_lex_string_translate): Remove.
5428 (c_lex_return_raw_strings): Likewise.
5429 (c_lex_with_flags): Added 'lex_flags' argument.
5430 (lex_string): Added 'translate' argument.
5431 * c-pragma.h (c_lex_with_flags): Update.
5432 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
5433 (C_LEX_STRING_NO_TRANSLATE): New define.
5434 (C_LEX_RAW_STRINGS): Likewise.
5436 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
5439 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
5440 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
5441 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
5442 (bfin_init_builtins): Initialize __builtin_bfin_ones,
5443 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
5444 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
5445 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
5446 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
5447 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
5448 (bdesc_1arg): Add __builtin_bfin_ones.
5449 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
5450 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
5451 and __builtin_bfin_csqu_fr16.
5452 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
5453 (ones): New define_insn.
5454 (ssaddhi3_parts): New define_insn.
5455 (sssubhi3_parts): New define_insn.
5456 (flag_mulhi_parts): New define_insn.
5458 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
5460 * common.opt (femit-class-debug-always): Turn off by default.
5462 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
5464 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
5465 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
5467 2007-09-13 James E. Wilson <wilson@specifix.com>
5469 PR tree-optimization/33389
5470 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
5471 then set build_loads before returning.
5473 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
5474 David Ung <davidu@mips.com>
5476 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
5477 {d}addiu and a negative immediate such that it works with MIPS16
5480 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
5483 * configure.ac (ld_vers): Support Linux linker.
5484 * configure: Regenerated.
5486 2007-09-13 Richard Sandiford <richard@codesourcery.com>
5487 Sandra Loosemore <sandra@codesourcery.com>
5489 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
5490 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
5491 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
5492 nomips16 into decl attributes.
5493 (TARGET_INSERT_ATTRIBUTES): Override.
5494 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
5495 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
5496 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
5497 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
5498 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
5499 (mips_use_mips16_mode_p): Reimplement as a function that takes
5500 a decl and considers only decl attributes. If the decl is nested
5501 function, use its parent attributes.
5502 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
5503 instead of SYMBOL_REF_MIPS16_FUNC_P.
5504 (mips_set_mips16_mode): Move call to sorry here from old
5505 mips_use_mips16_mode_p.
5506 (mflip_mips16_entry): New structure.
5507 (mflip_mips16_htab): New variable.
5508 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
5509 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
5510 (mips_merge_decl_attributes): New function.
5511 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
5512 Use mips_use_mips16_mode_p.
5513 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
5514 SYMBOL_REF_MIPS16_FUNC_P.
5515 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
5517 2007-09-13 Richard Sandiford <richard@codesourcery.com>
5519 * c-parser.c (c_parser_struct_declaration): Check for a null return.
5521 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5524 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
5526 2007-09-12 Michael Meissner <michael.meissner@amd.com>
5527 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5528 Tony Linthicum <tony.linthicum@amd.com>
5530 * tree.h (function_args_iterator): New type to iterate over
5532 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
5533 function arguments providing a pointer to the argument.
5534 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
5535 function arguments providing the argument.
5536 (function_args_iter_init): Inline function to initialize
5537 function_args_iterator.
5538 (function_args_iter_cond_ptr): Inline function to return the next
5539 pointer to hold the argument.
5540 (function_args_iter_cond): Inline function to return the next
5542 (function_args_iter_cond_next): Advance the function args
5544 (stdarg_p): New function, return true if variable argument
5546 (prototype_p): New function, return true if function is
5548 (function_args_count): New function, count the number of arguments
5551 * tree.c (stdarg_p): New function, return true if variable
5553 (prototype_p): New function, return true if function is
5556 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
5557 (TARGET_ROUND): New macro for the round/ptest instructions which
5558 are shared between SSE4.1 and SSE5.
5559 (OPTION_MASK_ISA_ROUND): Ditto.
5560 (OPTION_ISA_ROUND): Ditto.
5561 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
5562 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
5564 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
5565 (-mfused-madd): New switch to give users control over whether the
5566 compiler optimizes to use the multiply/add SSE5 instructions.
5568 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
5569 m_ATHLON_K8_AMDFAM10, and change all uses.
5570 (enum pta_flags): Add PTA_SSE5.
5571 (ix86_handle_option): Turn off 3dnow if -msse5.
5572 (override_options): Add SSE5 support.
5573 (print_operand): %Y prints comparison codes for SSE5 com/pcom
5575 (ix86_expand_sse_movcc): Add SSE5 support.
5576 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
5577 vector type to the next largest size.
5578 (ix86_expand_sse5_pack): New function to use pperm to pack a
5579 vector type to the next smallest size.
5580 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
5581 (IX86_BUILTIN_FMADDSD): Ditto.
5582 (IX86_BUILTIN_FMADDPS): Ditto.
5583 (IX86_BUILTIN_FMADDPD): Ditto.
5584 (IX86_BUILTIN_FMSUBSS): Ditto.
5585 (IX86_BUILTIN_FMSUBSD): Ditto.
5586 (IX86_BUILTIN_FMSUBPS): Ditto.
5587 (IX86_BUILTIN_FMSUBPD): Ditto.
5588 (IX86_BUILTIN_FNMADDSS): Ditto.
5589 (IX86_BUILTIN_FNMADDSD): Ditto.
5590 (IX86_BUILTIN_FNMADDPS): Ditto.
5591 (IX86_BUILTIN_FNMADDPD): Ditto.
5592 (IX86_BUILTIN_FNMSUBSS): Ditto.
5593 (IX86_BUILTIN_FNMSUBSD): Ditto.
5594 (IX86_BUILTIN_FNMSUBPS): Ditto.
5595 (IX86_BUILTIN_FNMSUBPD): Ditto.
5596 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
5597 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
5598 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
5599 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
5600 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
5601 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
5602 (IX86_BUILTIN_PPERM): Ditto.
5603 (IX86_BUILTIN_PERMPS): Ditto.
5604 (IX86_BUILTIN_PERMPD): Ditto.
5605 (IX86_BUILTIN_PMACSSWW): Ditto.
5606 (IX86_BUILTIN_PMACSWW): Ditto.
5607 (IX86_BUILTIN_PMACSSWD): Ditto.
5608 (IX86_BUILTIN_PMACSWD): Ditto.
5609 (IX86_BUILTIN_PMACSSDD): Ditto.
5610 (IX86_BUILTIN_PMACSDD): Ditto.
5611 (IX86_BUILTIN_PMACSSDQL): Ditto.
5612 (IX86_BUILTIN_PMACSSDQH): Ditto.
5613 (IX86_BUILTIN_PMACSDQL): Ditto.
5614 (IX86_BUILTIN_PMACSDQH): Ditto.
5615 (IX86_BUILTIN_PMADCSSWD): Ditto.
5616 (IX86_BUILTIN_PMADCSWD): Ditto.
5617 (IX86_BUILTIN_PHADDBW): Ditto.
5618 (IX86_BUILTIN_PHADDBD): Ditto.
5619 (IX86_BUILTIN_PHADDBQ): Ditto.
5620 (IX86_BUILTIN_PHADDWD): Ditto.
5621 (IX86_BUILTIN_PHADDWQ): Ditto.
5622 (IX86_BUILTIN_PHADDDQ): Ditto.
5623 (IX86_BUILTIN_PHADDUBW): Ditto.
5624 (IX86_BUILTIN_PHADDUBD): Ditto.
5625 (IX86_BUILTIN_PHADDUBQ): Ditto.
5626 (IX86_BUILTIN_PHADDUWD): Ditto.
5627 (IX86_BUILTIN_PHADDUWQ): Ditto.
5628 (IX86_BUILTIN_PHADDUDQ): Ditto.
5629 (IX86_BUILTIN_PHSUBBW): Ditto.
5630 (IX86_BUILTIN_PHSUBWD): Ditto.
5631 (IX86_BUILTIN_PHSUBDQ): Ditto.
5632 (IX86_BUILTIN_PROTB): Ditto.
5633 (IX86_BUILTIN_PROTW): Ditto.
5634 (IX86_BUILTIN_PROTD): Ditto.
5635 (IX86_BUILTIN_PROTQ): Ditto.
5636 (IX86_BUILTIN_PROTB_IMM): Ditto.
5637 (IX86_BUILTIN_PROTW_IMM): Ditto.
5638 (IX86_BUILTIN_PROTD_IMM): Ditto.
5639 (IX86_BUILTIN_PROTQ_IMM): Ditto.
5640 (IX86_BUILTIN_PSHLB): Ditto.
5641 (IX86_BUILTIN_PSHLW): Ditto.
5642 (IX86_BUILTIN_PSHLD): Ditto.
5643 (IX86_BUILTIN_PSHLQ): Ditto.
5644 (IX86_BUILTIN_PSHAB): Ditto.
5645 (IX86_BUILTIN_PSHAW): Ditto.
5646 (IX86_BUILTIN_PSHAD): Ditto.
5647 (IX86_BUILTIN_PSHAQ): Ditto.
5648 (IX86_BUILTIN_FRCZSS): Ditto.
5649 (IX86_BUILTIN_FRCZSD): Ditto.
5650 (IX86_BUILTIN_FRCZPS): Ditto.
5651 (IX86_BUILTIN_FRCZPD): Ditto.
5652 (IX86_BUILTIN_CVTPH2PS): Ditto.
5653 (IX86_BUILTIN_CVTPS2PH): Ditto.
5654 (IX86_BUILTIN_COMEQSS): Ditto.
5655 (IX86_BUILTIN_COMNESS): Ditto.
5656 (IX86_BUILTIN_COMLTSS): Ditto.
5657 (IX86_BUILTIN_COMLESS): Ditto.
5658 (IX86_BUILTIN_COMGTSS): Ditto.
5659 (IX86_BUILTIN_COMGESS): Ditto.
5660 (IX86_BUILTIN_COMUEQSS): Ditto.
5661 (IX86_BUILTIN_COMUNESS): Ditto.
5662 (IX86_BUILTIN_COMULTSS): Ditto.
5663 (IX86_BUILTIN_COMULESS): Ditto.
5664 (IX86_BUILTIN_COMUGTSS): Ditto.
5665 (IX86_BUILTIN_COMUGESS): Ditto.
5666 (IX86_BUILTIN_COMORDSS): Ditto.
5667 (IX86_BUILTIN_COMUNORDSS): Ditto.
5668 (IX86_BUILTIN_COMFALSESS): Ditto.
5669 (IX86_BUILTIN_COMTRUESS): Ditto.
5670 (IX86_BUILTIN_COMEQSD): Ditto.
5671 (IX86_BUILTIN_COMNESD): Ditto.
5672 (IX86_BUILTIN_COMLTSD): Ditto.
5673 (IX86_BUILTIN_COMLESD): Ditto.
5674 (IX86_BUILTIN_COMGTSD): Ditto.
5675 (IX86_BUILTIN_COMGESD): Ditto.
5676 (IX86_BUILTIN_COMUEQSD): Ditto.
5677 (IX86_BUILTIN_COMUNESD): Ditto.
5678 (IX86_BUILTIN_COMULTSD): Ditto.
5679 (IX86_BUILTIN_COMULESD): Ditto.
5680 (IX86_BUILTIN_COMUGTSD): Ditto.
5681 (IX86_BUILTIN_COMUGESD): Ditto.
5682 (IX86_BUILTIN_COMORDSD): Ditto.
5683 (IX86_BUILTIN_COMUNORDSD): Ditto.
5684 (IX86_BUILTIN_COMFALSESD): Ditto.
5685 (IX86_BUILTIN_COMTRUESD): Ditto.
5686 (IX86_BUILTIN_COMEQPS): Ditto.
5687 (IX86_BUILTIN_COMNEPS): Ditto.
5688 (IX86_BUILTIN_COMLTPS): Ditto.
5689 (IX86_BUILTIN_COMLEPS): Ditto.
5690 (IX86_BUILTIN_COMGTPS): Ditto.
5691 (IX86_BUILTIN_COMGEPS): Ditto.
5692 (IX86_BUILTIN_COMUEQPS): Ditto.
5693 (IX86_BUILTIN_COMUNEPS): Ditto.
5694 (IX86_BUILTIN_COMULTPS): Ditto.
5695 (IX86_BUILTIN_COMULEPS): Ditto.
5696 (IX86_BUILTIN_COMUGTPS): Ditto.
5697 (IX86_BUILTIN_COMUGEPS): Ditto.
5698 (IX86_BUILTIN_COMORDPS): Ditto.
5699 (IX86_BUILTIN_COMUNORDPS): Ditto.
5700 (IX86_BUILTIN_COMFALSEPS): Ditto.
5701 (IX86_BUILTIN_COMTRUEPS): Ditto.
5702 (IX86_BUILTIN_COMEQPD): Ditto.
5703 (IX86_BUILTIN_COMNEPD): Ditto.
5704 (IX86_BUILTIN_COMLTPD): Ditto.
5705 (IX86_BUILTIN_COMLEPD): Ditto.
5706 (IX86_BUILTIN_COMGTPD): Ditto.
5707 (IX86_BUILTIN_COMGEPD): Ditto.
5708 (IX86_BUILTIN_COMUEQPD): Ditto.
5709 (IX86_BUILTIN_COMUNEPD): Ditto.
5710 (IX86_BUILTIN_COMULTPD): Ditto.
5711 (IX86_BUILTIN_COMULEPD): Ditto.
5712 (IX86_BUILTIN_COMUGTPD): Ditto.
5713 (IX86_BUILTIN_COMUGEPD): Ditto.
5714 (IX86_BUILTIN_COMORDPD): Ditto.
5715 (IX86_BUILTIN_COMUNORDPD): Ditto.
5716 (IX86_BUILTIN_COMFALSEPD): Ditto.
5717 (IX86_BUILTIN_COMTRUEPD): Ditto.
5718 (IX86_BUILTIN_PCOMEQUB): Ditto.
5719 (IX86_BUILTIN_PCOMNEUB): Ditto.
5720 (IX86_BUILTIN_PCOMLTUB): Ditto.
5721 (IX86_BUILTIN_PCOMLEUB): Ditto.
5722 (IX86_BUILTIN_PCOMGTUB): Ditto.
5723 (IX86_BUILTIN_PCOMGEUB): Ditto.
5724 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
5725 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
5726 (IX86_BUILTIN_PCOMEQUW): Ditto.
5727 (IX86_BUILTIN_PCOMNEUW): Ditto.
5728 (IX86_BUILTIN_PCOMLTUW): Ditto.
5729 (IX86_BUILTIN_PCOMLEUW): Ditto.
5730 (IX86_BUILTIN_PCOMGTUW): Ditto.
5731 (IX86_BUILTIN_PCOMGEUW): Ditto.
5732 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
5733 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
5734 (IX86_BUILTIN_PCOMEQUD): Ditto.
5735 (IX86_BUILTIN_PCOMNEUD): Ditto.
5736 (IX86_BUILTIN_PCOMLTUD): Ditto.
5737 (IX86_BUILTIN_PCOMLEUD): Ditto.
5738 (IX86_BUILTIN_PCOMGTUD): Ditto.
5739 (IX86_BUILTIN_PCOMGEUD): Ditto.
5740 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
5741 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
5742 (IX86_BUILTIN_PCOMEQUQ): Ditto.
5743 (IX86_BUILTIN_PCOMNEUQ): Ditto.
5744 (IX86_BUILTIN_PCOMLTUQ): Ditto.
5745 (IX86_BUILTIN_PCOMLEUQ): Ditto.
5746 (IX86_BUILTIN_PCOMGTUQ): Ditto.
5747 (IX86_BUILTIN_PCOMGEUQ): Ditto.
5748 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
5749 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
5750 (IX86_BUILTIN_PCOMEQB): Ditto.
5751 (IX86_BUILTIN_PCOMNEB): Ditto.
5752 (IX86_BUILTIN_PCOMLTB): Ditto.
5753 (IX86_BUILTIN_PCOMLEB): Ditto.
5754 (IX86_BUILTIN_PCOMGTB): Ditto.
5755 (IX86_BUILTIN_PCOMGEB): Ditto.
5756 (IX86_BUILTIN_PCOMFALSEB): Ditto.
5757 (IX86_BUILTIN_PCOMTRUEB): Ditto.
5758 (IX86_BUILTIN_PCOMEQW): Ditto.
5759 (IX86_BUILTIN_PCOMNEW): Ditto.
5760 (IX86_BUILTIN_PCOMLTW): Ditto.
5761 (IX86_BUILTIN_PCOMLEW): Ditto.
5762 (IX86_BUILTIN_PCOMGTW): Ditto.
5763 (IX86_BUILTIN_PCOMGEW): Ditto.
5764 (IX86_BUILTIN_PCOMFALSEW): Ditto.
5765 (IX86_BUILTIN_PCOMTRUEW): Ditto.
5766 (IX86_BUILTIN_PCOMEQD): Ditto.
5767 (IX86_BUILTIN_PCOMNED): Ditto.
5768 (IX86_BUILTIN_PCOMLTD): Ditto.
5769 (IX86_BUILTIN_PCOMLED): Ditto.
5770 (IX86_BUILTIN_PCOMGTD): Ditto.
5771 (IX86_BUILTIN_PCOMGED): Ditto.
5772 (IX86_BUILTIN_PCOMFALSED): Ditto.
5773 (IX86_BUILTIN_PCOMTRUED): Ditto.
5774 (IX86_BUILTIN_PCOMEQQ): Ditto.
5775 (IX86_BUILTIN_PCOMNEQ): Ditto.
5776 (IX86_BUILTIN_PCOMLTQ): Ditto.
5777 (IX86_BUILTIN_PCOMLEQ): Ditto.
5778 (IX86_BUILTIN_PCOMGTQ): Ditto.
5779 (IX86_BUILTIN_PCOMGEQ): Ditto.
5780 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
5781 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
5782 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
5783 OPTION_MASK_ISA_ROUND for instructions that are shared between
5785 (bdesc_2arg): Ditto.
5786 (bdesc_sse_3arg): Ditto.
5787 (enum multi_arg_type): New enum for describing the various SSE5
5788 intrinsic argument types.
5789 (bdesc_multi_arg): New table for SSE5 intrinsics.
5790 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
5791 (ix86_expand_multi_arg_builtin): New function for creating SSE5
5793 (ix86_expand_builtin): Add SSE5 intrinsic support.
5794 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
5795 operand instructions.
5796 (ix86_expand_sse5_multiple_memory): New function to split the
5797 second memory reference from SSE5 instructions.
5798 (type_has_variadic_args_p): Delete in favor of stdarg_p.
5799 (ix86_return_pops_args): Use stdarg_p to determine if the function
5800 has variable arguments.
5801 (ix86_setup_incoming_varargs): Ditto.
5802 (x86_this_parameter): Ditto.
5804 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
5806 (ix86_expand_sse5_pack): Ditto.
5807 (ix86_sse5_valid_op_p): Ditto.
5808 (ix86_expand_sse5_multiple_memory): Ditto.
5810 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
5811 constant for SSE5 support.
5812 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
5813 (UNSPEC_SSE5_TRUEFALSE): Ditto.
5814 (UNSPEC_SSE5_PERMUTE): Ditto.
5815 (UNSPEC_SSE5_ASHIFT): Ditto.
5816 (UNSPEC_SSE5_LSHIFT): Ditto.
5817 (UNSPEC_FRCZ): Ditto.
5818 (UNSPEC_CVTPH2PS): Ditto.
5819 (UNSPEC_CVTPS2PH): Ditto.
5820 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
5822 (COM_FALSE_S): Ditto.
5823 (COM_FALSE_P): Ditto.
5824 (COM_TRUE_S): Ditto.
5825 (COM_TRUE_P): Ditto.
5826 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
5827 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
5829 (memory attribute): Ditto.
5830 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
5831 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
5832 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
5833 (floor<mode>2): Ditto.
5834 (ceil<mode>2): Ditto.
5835 (btrunc<mode>2): Ditto.
5836 (nearbyintdf2): Ditto.
5837 (nearbyintsf2): Ditto.
5838 (sse_setccsf): Disable if SSE5.
5839 (sse_setccdf): Ditto.
5840 (sse5_setcc<mode>): New support for SSE5 conditional move.
5841 (sse5_pcmov_<mode>): Ditto.
5843 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
5845 (SSEMODEF2P): Ditto.
5846 (ssemodesuffixf4): New mode attribute for SSE5.
5847 (ssemodesuffixf2s): Ditto.
5848 (ssemodesuffixf2c): Ditto.
5849 (sserotatemax): Ditto.
5850 (ssescalarmode): Ditto.
5851 (sse_maskcmpv4sf3): Disable if SSE5.
5852 (sse_maskcmpv2df3): Ditto.
5853 (sse_vmmaskcmpv4sf3): Ditto.
5854 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
5856 (sse5_vmfmadd<mode>4): Ditto.
5857 (sse5_fmsub<mode>4): Ditto.
5858 (sse5_vmfmsub<mode>4): Ditto.
5859 (sse5_fnmadd<mode>4): Ditto.
5860 (sse5_vmfnmadd<mode>4): Ditto.
5861 (sse5_fnmsub<mode>4): Ditto.
5862 (sse5_vmfnmsub<mode>4): Ditto.
5863 (sse5i_fmadd<mode>4): Ditto.
5864 (sse5i_fmsub<mode>4): Ditto.
5865 (sse5i_fnmadd<mode>4): Ditto.
5866 (sse5i_fnmsub<mode>4): Ditto.
5867 (sse5i_vmfmadd<mode>4): Ditto.
5868 (sse5i_vmfmsub<mode>4): Ditto.
5869 (sse5i_vmfnmadd<mode>4): Ditto.
5870 (sse5i_vmfnmsub<mode>4): Ditto.
5871 (mulv16qi3): Add SSE5 support.
5873 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
5874 (sse2_mulv4si3): Disable if SSE5.
5875 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
5876 (sse4_1_roundps): Ditto.
5877 (sse4_1_roundsd): Ditto.
5878 (sse4_1_roundss): Ditto.
5879 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
5881 (sse_maskcmpsf3): Ditto.
5882 (sse_vmmaskcmpv4sf3): Ditto.
5883 (sse2_maskcmpv2df3): Ditto.
5884 (sse2_maskcmpdf3): Ditto.
5885 (sse2_vmmaskcmpv2df3): Ditto.
5886 (sse2_eq<mode>3): Ditto.
5887 (sse2_gt<mode>3): Ditto.
5888 (sse5_pcmov_<mode>): Add SSE5 support.
5889 (vec_unpacku_hi_v16qi): Ditto.
5890 (vec_unpacks_hi_v16qi): Ditto.
5891 (vec_unpacku_lo_v16qi): Ditto.
5892 (vec_unpacks_lo_v16qi): Ditto.
5893 (vec_unpacku_hi_v8hi): Ditto.
5894 (vec_unpacks_hi_v8hi): Ditto.
5895 (vec_unpacku_lo_v8hi): Ditto.
5896 (vec_unpacks_lo_v8hi): Ditto.
5897 (vec_unpacku_hi_v4si): Ditto.
5898 (vec_unpacks_hi_v4si): Ditto.
5899 (vec_unpacku_lo_v4si): Ditto.
5900 (vec_unpacks_lo_v4si): Ditto.
5901 (sse5_pmacsww): New SSE5 intrinsic insn.
5902 (sse5_pmacssww): Ditto.
5903 (sse5_pmacsdd): Ditto.
5904 (sse5_pmacssdd): Ditto.
5905 (sse5_pmacssdql): Ditto.
5906 (sse5_pmacssdqh): Ditto.
5907 (sse5_pmacsdqh): Ditto.
5908 (sse5_pmacsswd): Ditto.
5909 (sse5_pmacswd): Ditto.
5910 (sse5_pmadcsswd): Ditto.
5911 (sse5_pmadcswd): Ditto.
5912 (sse5_pcmov_<move>): Conditional move support on SSE5.
5913 (sse5_phaddbw): New SSE5 intrinsic insn.
5914 (sse5_phaddbd): Ditto.
5915 (sse5_phaddbq): Ditto.
5916 (sse5_phaddwd): Ditto.
5917 (sse5_phaddwq): Ditto.
5918 (sse5_phadddq): Ditto.
5919 (sse5_phaddubw): Ditto.
5920 (sse5_phaddubd): Ditto.
5921 (sse5_phaddubq): Ditto.
5922 (sse5_phadduwd): Ditto.
5923 (sse5_phadduwq): Ditto.
5924 (sse5_phaddudq): Ditto.
5925 (sse5_phsubbw): Ditto.
5926 (sse5_phsubwd): Ditto.
5927 (sse5_phsubdq): Ditto.
5928 (sse5_pperm): Ditto.
5929 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
5930 (sse5_pperm_zero_v16qi_v8hi): Ditto.
5931 (sse5_pperm_sign_v8hi_v4si): Ditto.
5932 (sse5_pperm_zero_v8hi_v4si): Ditto.
5933 (sse5_pperm_sign_v4si_v2di): Ditto.
5934 (sse5_pperm_sign_v4si_v2di): Ditto.
5935 (sse5_pperm_pack_v2di_v4si): Ditto.
5936 (sse5_pperm_pack_v4si_v8hi): Ditto.
5937 (sse5_pperm_pack_v8hi_v16qi): Ditto.
5938 (sse5_perm<mode>): New SSE5 intrinsic insn.
5939 (rotl<mode>3): Ditto.
5940 (sse5_rotl<mode>3): Ditto.
5941 (sse5_ashl<mode>3): Ditto.
5942 (sse5_lshl<mode>3): Ditto.
5943 (sse5_frcz<mode>2): Ditto.
5944 (sse5s_frcz<mode>2): Ditto.
5945 (sse5_cvtph2ps): Ditto.
5946 (sse5_cvtps2ph): Ditto.
5947 (sse5_vmmaskcmp<mode>3): Ditto.
5948 (sse5_com_tf<mode>3): Ditto.
5949 (sse5_maskcmp<mode>3): Ditto.
5950 (sse5_maskcmp_uns<mode>3): Ditto.
5951 (sse5_maskcmp_uns2<mode>3): Ditto.
5952 (sse5_pcom_tf<mode>3): Ditto.
5954 * config/i386/predicates.md (const_0_to_31_operand): New predicate
5956 (sse5_comparison_float_operator): New predicate to match the
5957 comparison operators supported by the SSE5 com instruction.
5958 (ix86_comparison_int_operator): New predicate to match just the
5959 signed int comparisons.
5960 (ix86_comparison_uns_operator): New predicate to match just the
5961 unsigned int comparisons.
5963 * doc/invoke.texi (-msse5): Add documentation.
5964 (-mfused-madd): Ditto.
5966 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
5968 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
5970 (x86_64-*-*): Ditto.
5972 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
5974 * config/i386/bmmintrin.h: New file, provide common x86 compiler
5975 intrinisics for SSE5.
5977 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
5980 * config/i386/mmintrin-common.h: New file, to contain common
5981 instructions between SSE4.1 and SSE5.
5983 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
5984 FOREACH_FUNCTION_ARGS to iterate over the argument list.
5985 (gen_regparm_prefix): Ditto.
5987 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
5988 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
5989 prototype_p to determine if a function is prototyped.
5991 2007-09-12 Janis Johnson <janis187@us.ibm.com>
5993 * config/dfp-bit.c (dfp_conversion_exception): New function.
5994 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
5995 (DFP_TO_INT): Ditto.
5996 (INT_TO_DFP): Ditto.
5997 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
5999 2007-09-12 Jakub Jelinek <jakub@redhat.com>
6002 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
6003 before sp restoration even when total_size is 0, but
6004 frame_pointer_needed.
6006 2007-09-12 Bob Wilson <bob.wilson@acm.org>
6008 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
6009 (xtensa_copy_incoming_a7): Use start_sequence instead of
6010 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
6011 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
6012 of the saveregs sequence.
6014 2007-09-12 Richard Sandiford <richard@codesourcery.com>
6016 * c-tree.h (grokfield): Add a "tree *" argument.
6017 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
6018 Chain nested decl attributes to it. Don't call decl_attributes here.
6019 (groktypename): Pass grokdeclarator a pointer to the attribute list.
6020 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
6021 (grokfield): Take a pointer to the decl's attributes and pass
6022 it to grokdeclarator.
6023 * c-parser.c (c_parser_struct_declaration): Update the calls to
6024 grokfield. Call decl_attributes for anonymous struct and union
6027 2007-09-12 Jan Hubicka <jh@suse.cz>
6029 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
6031 2007-09-12 Ira Rosen <irar@il.ibm.com>
6033 PR tree-optimization/32377
6034 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
6035 between positive and negative dependence distance using DDR_REVERSED_P.
6037 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
6039 PR tree-optimization/33373
6040 * tree-vect-analyze (vect_determine_vectorization_factor): Call
6041 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
6043 2007-09-12 Jan Hubicka <jh@suse.cz>
6046 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
6049 2007-09-12 Christian Bruel <christian.bruel@st.com>
6051 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
6052 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
6054 2007-09-12 Ira Rosen <irar@il.ibm.com>
6056 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
6057 for oprnd1 if not required.
6058 (vectorizable_operation): Use scalar operand in SLP in case of
6059 shift with scalar argument.
6061 2007-09-12 Ira Rosen <irar@il.ibm.com>
6063 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
6066 2007-09-11 James E. Wilson <wilson@specifix.com>
6068 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
6069 TARGET_UNWIND_INFO is defined.
6070 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
6073 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
6075 * config/sh/sh.c (calc_live_regs): Use
6076 current_function_saves_all_registers instead of
6077 current_function_has_nonlocal_label.
6078 (sh_allocate_initial_value): Likewise.
6079 (sh_get_pr_initial_val): Likewise.
6080 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
6081 * config/sh/sh.md (load_ra): Likewise.
6083 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
6085 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
6088 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
6089 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
6091 2007-09-12 Sa Liu <saliu@de.ibm.com>
6093 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
6094 operands to DFmode GE or LE compares.
6096 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
6098 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
6099 REG_CLASS_NAMES): Add P0REGS.
6100 (REGNO_REG_CLASS): Return it where appropriate.
6101 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
6102 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
6103 * doc/md.texi (Blackfin family): Document 'q' constraints.
6105 2007-09-11 Steve Kenton <skenton@ou.edu>
6107 * pa/linux-unwind.h: Guard with inhibit_libc.
6108 * pa/hpux-unwind.h: Likewise.
6110 2007-09-11 David Daney <ddaney@avtrex.com>
6112 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
6113 * doc/install.texi: Document new --with-llsc and --without-llsc
6115 * config.gcc: Handle --with-llsc and --without-llsc configure options.
6116 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
6117 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
6119 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
6120 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6121 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6122 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6123 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
6124 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
6125 * config/mips/mips.opt (mllsc): New option.
6126 * config/mips/mips.c (mips_llsc): Define variable.
6127 (mips_handle_option): Handle mllsc option.
6128 (override_options): Set mips_print_operand_punct for '|' and '-'.
6129 (print_operand): Add new %| and %- operand codes.
6130 * config/mips/mips.h (mips_llsc_setting): New enum type.
6131 (mips_llsc): Declare.
6132 (OPTION_DEFAULT_SPECS): Add llsc handling.
6133 (GENERATE_SYNC): New macro.
6134 (GENERATE_LL_SC): New macro.
6135 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
6136 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6137 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
6138 in %| and %- operand codes.
6140 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
6142 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
6143 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
6145 2007-09-11 Jason Merrill <jason@redhat.com>
6148 * stor-layout.c (layout_decl): Do pack variable size fields.
6150 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
6152 * config/m68k/predicates.md (movsi_const0_operand,
6153 non_symbolic_call_operand): New predicates.
6155 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
6157 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
6158 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
6159 CW, CZ, CS, Ap and Ac.
6161 * config/m68k/m68k.md (UNSPEC_IB): New constant.
6162 (constraints.md): New include.
6163 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
6164 opx_mem, opy_mem, op_mem, guess, split): New attributes.
6165 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
6167 (pushdi): Add split.
6168 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
6169 attributes. Split tstsi_internal_68020_cf from it.
6170 (tstsi_internal_68020_cf): New pattern.
6171 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
6172 (tst<mode>_cf): Specify attributea.
6173 (cmpsi_cf): Name pattern. Specify attributes.
6174 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
6175 (pushexthisi_const): Fix to use alternatives. Specify
6177 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
6178 from it. Fix to use alternatives. Specify attributes.
6179 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
6180 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
6182 (movsf_cf_soft): Specify attributes.
6183 (movdf_cf_soft): Add split.
6184 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
6185 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
6186 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
6187 (truncdfsf2_68881): Name pattern. Specify attributes.
6188 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
6189 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
6190 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
6192 (addsi3_5200): Fix to use alternatives. Specify attributes.
6194 (add<mode>3_cf, subdi_dishl32): Specify attributes.
6195 (subsi3): Add alternative for subq.l. Specify attributes.
6196 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
6197 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
6199 (umulhisi3): Specify attributes.
6200 (mulhisisi3_z): Name pattern. Specify attributes.
6201 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
6202 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
6203 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
6204 bsetmemqi): Specify attributes.
6205 (bsetmemqi_ext): Name pattern. Specify attributes.
6206 (bclrmemqi): Specify attributes.
6207 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
6208 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
6210 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
6211 pattern. Specify attributes.
6212 (jump): Specify attributes.
6213 (tablejump_internal): Name pattern. Specify attributes.
6214 (call_value): Split into non_symbolic_call_value,
6215 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
6216 alternatives. Specify attributes.
6217 (non_symbolic_call_value, symbolic_call_value_jsr,
6218 symbolic_call_value_bsr): New patterns.
6219 (nop, return, unlink, indirect_jump): Specify attributes.
6220 (trap): Fix condition. Specify attributes.
6223 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
6224 (override_options): Initialize it. Initialize m68k_sched_cpu.
6225 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
6226 (const_method): Make global, rename to m68k_const_method.
6227 (const_int_cost, output_move_const_into_data_reg): Update.
6228 (output_move_double): Parametrize to emit rtl code, rename to
6230 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
6231 emit_movsi): New static functions.
6232 (output_move_double): New function with semantics of old
6234 (m68k_emit_move_double): New function.
6235 (m68k_sched_cpu): New variable.
6236 (attr_op_type): New enum.
6237 (sched_guess_p): New variable.
6238 (sched_address_type, sched_operand_type, sched_attr_op_type):
6239 New static functions.
6240 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
6241 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
6242 (sched_branch_type): New static variable.
6243 (m68k_sched_branch_type): New function.
6244 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
6245 (m68k_symbolic_call_var): Declare.
6246 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
6247 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
6248 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
6249 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
6252 2007-09-11 Jakub Jelinek <jakub@redhat.com>
6254 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
6255 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
6256 error if __builtin_va_arg_pack_len () wasn't optimized out during
6258 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
6259 with the number of inline's anonymous arguments.
6260 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
6262 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
6264 * fold-const.c (extract_muldiv_1): Do not simplify
6267 2007-09-11 Jan Hubicka <jh@suse.cz>
6269 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
6270 (TARGET_INTER_UNIT_CONVERSIONS): New.
6271 * i386.md (floatsi expanders): Remove redundant check for SImode
6272 source; offload to memory when asked for.
6273 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
6274 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
6276 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
6277 floatsidf2_mixed_memory, floatsidf2_sse_memory
6278 floatdisf2_mixed_memory, floatsisf2_sse_memory,
6279 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
6281 2007-09-11 Jan Hubicka <jh@suse.cz>
6283 * toplev.c (process_options): all frontends now do unit-at-a-time.
6284 * cgraphunit.c: update comments.
6285 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
6286 * c-decl.c (finish_function): use cgraph_add_new_function.
6287 * function.c (expand_function_end): We are always unit-at-a-time.
6289 2007-09-11 Richard Sandiford <richard@codesourcery.com>
6291 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
6292 settings for MIPS16.
6293 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
6295 2007-09-11 Richard Sandiford <richard@codesourcery.com>
6297 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
6298 SYMBOL_FORCE_TO_MEM constants.
6299 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
6300 (mips16_rewrite_pool_refs_info): New structure.
6301 (mips16_rewrite_pool_constant): New function, split out from...
6302 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
6303 mips16_rewrite_pool_refs_info structure rather than a pointer
6304 to a constant pool. Force force_to_mem_operands into memory.
6305 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
6306 * config/mips/predicates.md (force_to_mem_operand): New predicate.
6307 * config/mips/constraints.md (kf): New constraint.
6308 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
6309 (*movsi_mips16): Likewise.
6311 2007-09-11 Richard Sandiford <richard@codesourcery.com>
6312 Nigel Stephens <nigel@mips.com>
6313 David Ung <davidu@mips.com>
6315 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
6316 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
6317 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
6318 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
6319 (mips_zero_extend_cost): New functions.
6320 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
6321 Use the new functions. Tweak many cost estimates, both here
6322 and in the new subroutines. Return false when the cost of the
6323 operands has not been calculated. Check for *clear_upper32.
6324 Check for floating-point multiply-add, reciprocal and rsqrt
6325 patterns. Handle comparison and rotation codes.
6327 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
6329 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
6331 * config/i386/i386.c (get_dllimport_decl): Don't strip
6334 2007-09-10 Janis Johnson <janis187@us.ibm.com>
6337 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
6338 declarations to top.
6339 (DFP_TO_BFP): Use for either XFmode or TFmode.
6340 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
6342 * config/dfp-bit.h: Include float.h.
6343 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
6344 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
6345 which doesn't mean the same thing.
6346 (BFP_KIND): Use 4 to mean TFmode.
6347 (BFP_FMT): Specify the number of decimal digits based on the
6348 number of mantissa digits.
6349 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
6350 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
6351 (STR_TO_BFP): Use strtold for XFmode or TFmode.
6352 (TFtype): Define if TFmode is supported.
6353 * doc/libgcc.texi (Decimal float library routines): Document
6354 TF conversion functions.
6356 2007-09-10 Chao-ying Fu <fu@mips.com>
6358 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
6359 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6360 (mips_emit_compare): Process fixed-point modes.
6361 (mips_pad_arg_upward): Support fixed-point types.
6362 (override_options): Allow fixed-point modes in accumulators.
6363 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
6364 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
6365 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
6366 (mips_scalar_mode_supported_p): New function to accept fixed-point
6367 modes if the width is not greater than two BITS_PER_WORD.
6368 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
6369 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6370 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6371 LONG_LONG_ACCUM_TYPE_SIZE): Define.
6372 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
6374 ("IMODE"): New mode attribute.
6375 (mips-fixed.md): Include.
6376 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
6378 * config/mips/mips-fixed.md: New file.
6380 2007-09-11 Ben Elliston <bje@au.ibm.com>
6382 * config/spu/spu.md: Formatting fixes.
6384 2007-09-10 Janis Johnson <janis187@us.ibm.com>
6386 * config/dfp-bit.c (dfp_unary_func): Delete.
6387 (dfp_unary_op): Delete.
6388 (dfp_binary_op): Use decFloat functions instead of decNumber
6389 functions for binary operations.
6390 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
6391 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
6393 (dfp_compare_op): Use decFloat functions insteadof decNumber
6394 functions for comparisons.
6395 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
6396 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
6398 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
6399 call to dxx_binary_op and decFloat function.
6400 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
6401 calls to dxx_binary_op and decFloat function.
6402 * config/dfp-bit.h: Include decFloat header files.
6403 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
6404 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
6405 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
6406 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
6408 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
6409 Jan Sjodin <jan.sjodin@amd.com>
6411 * tree-vect-analyze.c (vect_analyze_operations): Change
6412 comparison of loop iterations with threshold to less than
6413 or equal to instead of less than. Reduce
6414 min_scalar_loop_bound by one.
6415 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
6416 Change prologue and epilogue iterations estimate to vf/2,
6417 when unknown at compile-time. Change versioning guard
6418 cost to taken_branch_cost. If peeling for alignment is
6419 unknown at compile-time, change peel guard costs to one
6420 taken branch and one not-taken branch per peeled loop.
6421 If peeling for alignment is known but number of scalar loop
6422 iterations is unknown at compile-time, change peel guard
6423 costs to one taken branch per peeled loop. Change the cost
6424 model equation to consider vector iterations as the loop
6425 iterations less the prologue and epilogue iterations.
6426 Change outside vector cost check to less than or equal to
6427 zero instead of equal to zero.
6428 (vect_do_peeling_for_loop_bound): Reduce
6429 min_scalar_loop_bound by one.
6430 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
6431 TARG_COND_NOT_TAKEN_BRANCH_COST.
6432 * config/i386/i386.h (processor_costs): Add
6433 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
6434 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
6435 vec_align_load_cost, vect_unalign_load_cost,
6436 vec_store_cost, cond_taken_branch_cost,
6437 cond_not_taken_branch_cost.
6438 Define macros for x86 costs.
6439 * config/i386/i386.c:
6440 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
6441 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
6442 scalar_to_vec_cost, vec_align_load_cost,
6443 vect_unalign_load_cost, vec_store_cost,
6444 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
6445 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
6446 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
6447 core2_cost, generic64_cost, generic32_cost): Set to default
6449 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
6450 (x86_builtin_vectorization_cost): New.
6452 2007-09-10 Janis Johnson <janis187@us.ibm.com>
6453 Ben Elliston <bje@au.ibm.com>
6455 * dfp.c: Include decimal128Local.h;
6456 (dfp_byte_swap): Remove.
6457 (encode_decimal32, decode_decimal32): Don't handle endianness.
6458 (encode_decimal64, decode_decimal64): Ditto.
6459 (encode_decimal128, decode_decimal128): Ditto.
6460 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
6462 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
6464 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
6465 * Makefile.in (DECNUM_H): Add decimal128Local.h.
6467 2007-09-10 David Daney <ddaney@avtrex.com>
6469 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
6471 (memory_barrier): Rewrote as an insn that clobbers memory.
6473 2007-09-10 Richard Sandiford <richard@codesourcery.com>
6475 * config/mips/mips.c (mips_global_pointer): Check
6476 call_really_used_regs instead of call_used_regs.
6477 (mips_save_reg_p): Likewise. Save all call-saved registers
6478 if current_function_saves_all_registers. Fix indentation.
6479 No longer treat $18 as a special case.
6480 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
6482 2007-09-10 Richard Sandiford <richard@codesourcery.com>
6484 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
6485 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
6486 the introductory comment.
6487 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
6488 (override_options): Don't test for it.
6489 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
6490 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
6491 * config/mips/vr.h: As for config/mips/sde.h.
6493 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6494 Revital Eres <eres@il.ibm.com>
6496 * target.h (struct gcc_target.sched): New field: sms_res_mii.
6497 (struct ddg): Define.
6498 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
6499 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
6500 * config/spu/spu.c: Include ddg.h.
6501 (TARGET_SCHED_SMS_RES_MII): Define.
6502 (spu_sms_res_mii): New function to calculate mii.
6503 * modulo-sched (res_MII): Use it.
6504 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
6506 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
6508 * config/s390/s390.c (s390_dump_pool): Create copy of constant
6509 pool entries since they might hold values that must not be shared.
6511 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
6514 * config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
6515 Use 'N' operand constraint for op2.
6516 (lshr<mode>3): Ditto.
6517 (ashl<mode>3): Ditto.
6518 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
6519 (vec_shr_<mode>): Ditto.
6520 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
6521 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
6523 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
6525 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
6526 Change mode macro in the last real_2expN parameter to uppercase.
6528 2007-09-10 Michael Matz <matz@suse.de>
6530 * tree-pass.h (pass_cselim): Declare new pass.
6531 * passes.c (init_optimization_passes): Link in pass_cselim.
6532 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
6533 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
6534 cond_store_replacement.
6535 (condstoretemp): New static variable.
6536 (cond_store_replacement): New function.
6537 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
6538 tree_ssa_phiopt_worker.
6539 (struct name_to_bb): New.
6540 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
6541 nt_init_block, nt_fini_block): New static functions.
6542 (seen_ssa_names, nontrap_set): New static variables.
6543 (gate_cselim, pass_cselim): Define new pass.
6544 * common.opt (ftree-cselim): New flag.
6545 * toplev.c (process_options): Set flag_tree_cselim if required.
6547 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
6549 * simplify-rtx.c (simplify_relational_operation_1): For recent
6550 canonicalization, don't recurse if op1 equals both PLUS arguments.
6552 2007-09-09 David Daney <ddaney@avtrex.com>
6554 * optabs.c (expand_sync_operation): Use plus insn if minus
6556 (expand_sync_fetch_operation): Ditto.
6558 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
6560 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
6562 (*floatsisf2_sse_vector): Likewise.
6564 2007-09-09 Krister Walfridsson <cato@df.lth.se>
6566 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
6568 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
6570 * config/i386/i386.h (ix86_tune_indices): Rename
6571 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
6572 (TARGET_USE_VECTOR_CONVERTS): Updated.
6573 * config/i386/i386.c: Likewise.
6575 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
6576 Nigel Stephens <nigel@mips.com>
6578 * doc/invoke.texi (Overall Options): Add .sx file extension
6579 as a synonym for .S.
6580 * cppspec.c (known_suffixes): Likewise.
6581 * gcc.c (default_compilers): Likewise.
6583 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
6586 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
6587 * simplify-rtx.c (simplify_relational_operation_1): Add the
6588 canonicalization from i386.h.
6589 * doc/md.texi (Canonicalization of Instructions): Document it.
6591 2007-09-09 Jan Hubicka <jh@suse.cz>
6592 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6594 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
6595 (TARGET_USE_VECTOR_CONVERTS): New.
6596 * i386.md: New post-reload splitters for converting SF to DF and DF to
6598 (floatsi* expander): Special case vector conversions.
6599 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
6600 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
6601 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
6602 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
6603 Disable when doing vector converts.
6604 (floatsi<mode>2_i387): Disable when
6605 * sse.md (vec_dupv2df): Export.
6606 * i386.c (ix86_tune_features): Enable SSE conversions.
6608 2007-09-09 Richard Guenther <rguenther@suse.de>
6610 * tree-ssa-operands.c (add_virtual_operand): Only mark
6611 stores as has_volatile_ops if alias information is not available.
6613 2007-09-09 Revital Eres <eres@il.ibm.com>
6615 * doc/contrib.texi: Add myself.
6617 2007-09-09 Ira Rosen <irar@il.ibm.com>
6619 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
6620 stmt_vinfo_set_outside_of_loop_cost): New functions.
6621 * tree-vect-transform.c (vect_get_cost_fields): Remove.
6622 (vect_model_simple_cost): Call
6623 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
6624 field instead of calling vect_get_cost_fields.
6625 (vect_model_store_cost, vect_model_load_cost): Likewise.
6627 2007-09-09 Revital Eres <eres@il.ibm.com>
6629 * config/rs6000/rs6000.c (paired_init_builtins): Add const
6630 declaration to bdesc_paired_preds variable.
6631 (paired_expand_builtin): Likewise.
6633 2007-09-09 Revital Eres <eres@il.ibm.com>
6635 * dbgcnt.def (sms_sched_loop): New counter.
6636 * modulo-sched.c: Use sms_sched_loop instead of
6637 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
6638 perform swing modulo scheduling on. Include dbgcnt.h.
6639 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
6640 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
6642 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
6644 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
6645 Substitute all uses with ...
6646 (MODEF): New mode iterator.
6648 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
6649 from pre-regalloc define_insn_and_split splitter pattern.
6650 (*fix_trunc<mode>_i387_1): Ditto.
6651 (*fistdi2_1): Ditto.
6652 (*fist<mode>2_1): Ditto.
6653 (frndintxf2_floor): Ditto.
6654 (*fist<mode>2_floor_1): Ditto.
6655 (frndintxf2_ceil): Ditto.
6656 (*fist<mode>2_ceil_1): Ditto.
6657 (frndintxf2_trunc): Ditto.
6658 (frndintxf2_mask_pm): Ditto.
6660 (prologue): Use (const_int 0) as never generated filler insn.
6662 (sibcall_epilogue): Ditto.
6663 (eh_return_si): Ditto.
6664 (eh_return_di): Ditto.
6666 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
6667 using MODEF mode iterator.
6668 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
6669 using MODEF mode iterator.
6670 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
6671 using MODEF mode iterator.
6672 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
6673 Macroize expander using MODEF mode iterator.
6675 (zero_extendsidi2): Remove operand constraints from expander.
6676 (smuldi3_highpart): Ditto.
6677 (indirect_jump): Ditto.
6680 * config/i386/sse.md (storentv4sf): Ditto.
6681 (storentv2df): Ditto.
6682 (storentv2di): Ditto.
6684 (sse2_cvtpd2ps): Ditto.
6685 (vec_interleave_highv16qi): Ditto.
6686 (vec_interleave_lowv16qi): Ditto.
6687 (vec_interleave_highv8hi): Ditto.
6688 (vec_interleave_lowv8hi): Ditto.
6689 (vec_interleave_highv4si): Ditto.
6690 (vec_interleave_lowv4si): Ditto.
6691 (vec_interleave_highv2di): Ditto.
6692 (vec_interleave_lowv2di): Ditto.
6693 (sse2_maskmovdqu): Ditto.
6694 * config/i386/mmx.md (mmx_maskmovq): Ditto.
6696 2007-09-09 Ira Rosen <irar@il.ibm.com>
6698 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
6699 (struct _slp_tree, struct _slp_instance): Define new data structures
6700 along macros for their access.
6701 (struct _loop_vec_info): Define new fields: strided_stores,
6702 slp_instances, and slp_unrolling_factor along macros for their access.
6703 (enum slp_vect_type): New.
6704 (struct _stmt_vec_info): Define new field, slp_type, and macros for
6706 (STMT_VINFO_STRIDED_ACCESS): New macro.
6707 (vect_free_slp_tree): Declare.
6708 (vectorizable_load): Add an argument of type slp_tree.
6709 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
6710 vectorizable_assignment): Likewise.
6711 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
6712 Declare (make extern).
6713 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
6714 (new_loop_vec_info): Likewise.
6715 (destroy_loop_vec_info): Free memory allocated for SLP structures.
6716 * tree-vect-analyze.c: Include recog.h.
6717 (vect_update_slp_costs_according_to_vf): New.
6718 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
6719 functions. For not pure SLP stmts with strided access check that the
6720 group size is power of 2. Update the vectorization factor according to
6721 SLP. Call vect_update_slp_costs_according_to_vf.
6722 (vect_analyze_group_access): New.
6723 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
6724 (vect_free_slp_tree): New functions.
6725 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
6726 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
6727 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
6728 vect_detect_hybrid_slp): Likewise.
6729 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
6730 and vect_detect_hybrid_slp.
6731 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
6732 SLP costs into account.
6733 (vect_get_cost_fields): New function.
6734 (vect_model_simple_cost): Make extern, add SLP parameter and handle
6736 (vect_model_store_cost, vect_model_load_cost): Likewise.
6737 (vect_get_constant_vectors): New function.
6738 (vect_get_slp_vect_defs, vect_get_slp_defs,
6739 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
6740 vect_get_vec_defs): Likewise.
6741 (vectorizable_reduction): Don't handle SLP for now.
6742 (vectorizable_call): Don't handle SLP for now. Add argument to
6743 vect_model_simple_cost.
6744 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
6745 get SLPed and vectorized defs). Fix indentation and spacing.
6746 (vectorizable_assignment): Handle SLP.
6747 (vectorizable_induction): Don't handle SLP for now.
6748 (vectorizable_operation): Likewise.
6749 (vectorizable_type_demotion): Add argument to
6750 vect_model_simple_cost.
6751 (vectorizable_type_promotion): Likewise.
6752 (vectorizable_store, vectorizable_load): Handle SLP.
6753 (vectorizable_condition): Don't handle SLP for now.
6754 (vect_transform_stmt): Add a new argument for SLP. Check that there is
6755 no SLP transformation required for unsupported cases. Add SLP
6756 argument for supported cases.
6757 (vect_remove_stores): New function.
6758 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
6759 (vect_transform_loop): Schedule SLP instances.
6760 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
6762 2007-09-09 Andrew Haley <aph@redhat.com>
6764 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
6767 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
6769 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
6770 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
6771 Similar for what label_refs can go in the JUMP_TARGET field. Split
6772 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
6773 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
6774 REG_LABEL when replacing an operand with a LABEL_REF for a
6776 (subst_reloads): When replacing a LABEL_REG with a register,
6777 instead of generating a REG_LABEL note, assert that there already
6778 is one or that the label is a known target for the insn.
6779 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
6780 note, check the JUMP_LABEL field. Remove "else" after return.
6781 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
6782 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
6783 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
6784 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
6785 insns. Iterate over all notes; don't assume there's only one.
6786 * cse.c (recorded_label_ref): Adjust comment to refer to
6788 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
6789 insns, not just NONJUMP_INSN_P.
6790 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
6791 isn't a jump target.
6792 * jump.c (rebuild_jump_labels): Adjust head comment.
6793 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
6794 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
6795 (mark_all_labels): For JUMP_P insns without a target, check if the
6796 the target is noted on the previous nonjump insn.
6797 (mark_jump_label_1): New function, guts from mark_jump_label.
6798 <case IF_THEN_ELSE>: Handle first operand as a non-target when
6799 marking jump target labels.
6800 <case LABEL_REF>: Adjust for whether to generate a
6801 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
6802 For 'E' format rtl, iterate in descending element order.
6803 (delete_related_insns): Handle both REG_LABEL_TARGET and
6804 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
6805 reference count, delete and fallthrough. Move finding-next-
6806 non-deleted insn last in the function. Look at all INSN_P insns
6807 for REG_LABEL_OPERAND notes.
6808 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
6810 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
6811 JUMP_LABEL, output the INSN_UID of it.
6812 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
6813 and/or REG_LABEL_TARGET.
6814 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
6815 with jump.c copy by only adding notes for labels actually
6816 referenced in the insn.
6817 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
6818 usage count increment; handle all INSN_P trial insns.
6819 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
6821 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
6822 REG_LABEL_TARGET and REG_LABEL_OPERAND.
6823 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
6825 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
6826 JUMP_P insns and REG_LABEL_OPERAND everywhere.
6827 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
6828 on all INSN_P insns.
6829 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
6830 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
6831 REG_LABEL_OPERAND notes.
6832 * reload1.c (calculate_needs_all_insns): Adjust comments.
6833 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
6834 * config/alpha/alpha.md (split for load of an address into a
6835 four-insn sequence on Unicos/Mk): Adjust to use
6837 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
6839 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6842 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6843 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
6844 FOR_BB_INSNS_SAFE instead of for loop.
6845 * cse.c (cse_extended_basic_block): Likewise.
6846 * postreload.c (reload_cse_regs_1): New variable next. Make sure
6847 that the for loop does not invoke NEXT_INSN on a deleted insn.
6848 * function.c (instantiate_virtual_regs): Likewise.
6849 * lower-subreg.c (remove_retval_note): Likewise.
6850 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
6852 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
6854 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
6855 insn, if it's a jump.
6856 (try_redirect_by_replacing_jump): New variable jump_p. Call
6857 tablejump_p before delete_insn_chain.
6858 * reload1.c (reload): New variable next. Make sure that the for
6859 loop does not invoke NEXT_INSN on a deleted insn.
6860 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
6861 (delete_output_reload): New variable prev. Make sure the the for
6862 loops do not invoke PREV_INSN on a deleted insn.
6864 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6866 * pa/constraints.md: Remove 'X' from unused letters comment.
6868 2007-09-08 Richard Guenther <rguenther@suse.de>
6870 * tree-tailcall.c (find_tail_calls): If we don't have aliases
6871 computed check stmt_ann->references_memory instead of counting
6874 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
6876 * cse.c (fold_rtx): Use validate_unshare_change() instead of
6877 validate_change() in one more case.
6879 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
6881 PR tree-optimization/32283
6882 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
6883 estimated_loop_iterations.
6884 (determine_use_iv_cost_condition): Decrease cost of expressions
6885 used in iv elimination.
6887 2007-09-08 Richard Guenther <rguenther@suse.de>
6889 * tree-cfg.c (verify_gimple_expr): Avoid building new
6890 pointer types, use TYPE_POINTER_TO if available instead.
6892 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
6895 PR rtl-optimization/26449
6896 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
6897 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
6899 (mulv16qi3): Implement as define_insn_and_split pattern instead of
6900 define_expand. Split insn in split1 pass.
6903 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
6905 PR tree-optimization/33301
6906 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
6909 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
6911 PR tree-optimization/32183
6912 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
6914 * tree-ssa-reassoc.c: Include cfgloop.h.
6915 (is_reassociable_op): Add a loop argument and return true only
6917 (linearize_expr): Updated.
6918 (should_break_up_subtract): Likewise.
6919 (linearize_expr_tree): Likewise.
6920 (init_reassoc): Call loop_optimizer_init with
6921 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
6922 with CDI_DOMINATORS.
6923 (fini_reassoc): Call loop_optimizer_finalize.
6925 2007-09-07 Sterling Augustine <sterling@tensilica.com>
6927 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
6928 if there is no i-cache.
6930 2007-09-07 Richard Guenther <rguenther@suse.de>
6933 2007-09-06 Richard Guenther <rguenther@suse.de>
6935 PR tree-optimization/32586
6936 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
6937 folding if nothing changed.
6938 (simplify_unary_expression): New function. Do tree combining
6939 on conversion like codes.
6940 (try_to_simplify): Call it.
6942 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6945 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
6946 (__gthread_active,__gthread_start, __gthread_active_init): New.
6947 * gthr-posix95.h: Likewise.
6949 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
6951 * function.h (struct function): Rename calls_unwind_init
6952 to saves_all_registers.
6953 (current_function_saves_all_registers): Renamed from
6954 current_function_calls_unwind_init.
6955 * reload1.c (reload): Set current_function_saves_all_registers.
6956 * except.c (expand_builtin_unwind_init): Likewise.
6957 * config/m68k/m68k.c (m68k_save_reg): Use
6958 current_function_saves_all_registers to save pic register.
6960 2007-09-07 Janis Johnson <janis187@us.ibm.com>
6962 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
6963 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
6965 Reapply reverted changes:
6967 2007-09-06 Jan Hubicka <jh@suse.cz>
6969 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
6972 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6974 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
6975 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
6977 2007-09-05 Janis Johnson <janis187@us.ibm.com>
6979 * optabs.c (expand_float): Convert unsigned integer as signed only
6980 if it provides sufficient accuracy; add mode argument to real_2expN.
6981 (expand_fix): Fix comment typos; extend binary float into mode
6982 wider than destination for converion to unsigned integer; add mode
6983 argument to real_2expN.
6984 * real.c (real_2expN): Add mode argument to special-case decimal
6986 * real.h (real_2expN): Ditto.
6987 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
6989 (fixed_from_string): Ditto.
6990 (fixed_to_decimal): Ditto.
6991 (fixed_convert_from_real): Ditto.
6992 (real_convert_from_fixed): Ditto.
6993 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
6994 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
6995 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
6996 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
6998 2007-09-07 Diego Novillo <dnovillo@google.com>
7000 * tree-flow.h (const_block_stmt_iterator): Remove.
7001 Update all users to use block_stmt_iterator.
7002 * tree-iterator.h (const_tree_stmt_iterator): Remove.
7003 Update all users to use tree_stmt_iterator.
7005 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
7007 * config/mips/mips.c (mips_set_current_function): Temporarily
7008 make this a no-op to fix bootstrap errors, pending rewrite.
7010 2007-09-07 Jan Hubicka <jh@suse.cz>
7012 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
7015 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
7017 PR tree-optimization/33299
7018 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
7019 uses for all relevant loop-exit phis, not just the first.
7021 2007-09-07 Richard Guenther <rguenther@suse.de>
7024 * tree-ssa-operands.c (access_can_touch_variable): An access
7025 of the form (*p)[0] can touch a variable of same size.
7027 2007-09-07 Jan Hubicka <jh@suse.cz>
7029 * passes.c (init_optimization_passes): Add simple dce and addressable
7031 * tree-ssa.c (execute_update_addresses_taken): New function.
7032 (pass_update_address_taken): New.
7033 * tree-ssa-dse.c (execute_simple_dse): New function.
7034 (pass_simple_dse): New.
7035 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
7037 2007-09-07 Tobias Burnus <burnus@net-b.de>
7040 * doc/invoke.texi: Fix -Wstrict-overflow= table.
7042 2007-09-07 Richard Guenther <rguenther@suse.de>
7045 2007-09-06 Richard Guenther <rguenther@suse.de>
7047 PR tree-optimization/32586
7048 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7049 folding if nothing changed.
7050 (simplify_unary_expression): New function. Do tree combining
7051 on conversion like codes.
7052 (try_to_simplify): Call it.
7054 2007-09-07 Richard Guenther <rguenther@suse.de>
7055 Uros Bizjak <ubizjak@gmail.com>
7057 PR tree-optimization/32821
7058 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
7059 NULL in the call to set_bb_stmt_list.
7061 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7063 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
7064 float calls here, rather than leaving some to the caller.
7065 Use call_internal_direct and call_value_internal_direct.
7066 * config/mips/mips.md (call_internal_direct): New pattern.
7067 (call_value_internal_direct): Likewise.
7069 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7071 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
7072 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
7074 (override_options): Set mips_base_move_loop_invariants.
7076 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7078 * config/mips/mips.opt (mcode-readable=): Move to keep list
7081 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7083 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
7084 and -mgpopt options. Adjust the -G documentation to match.
7085 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
7086 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
7087 function, split out from mips_classify_symbol. Return false for
7088 !TARGET_LOCAL_SDATA.
7089 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
7090 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
7091 (override_options): Check whether the -mgpopt setting is consistent
7092 with the other flags.
7093 (symbolic_expression_p): Delete.
7094 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
7095 and default_elf_select_rtx_section.
7096 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
7097 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
7098 external data and TARGET_EXTERN_SDATA.
7100 2007-09-07 Tobias Burnus <burnus@net-b.de>
7103 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
7105 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7107 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
7108 FOR_BB_INSNS_SAFE instead of for loop.
7109 * cse.c (cse_extended_basic_block): Likewise.
7110 * postreload.c (reload_cse_regs_1): New variable next. Make sure
7111 that the for loop does not invoke NEXT_INSN on a deleted insn.
7112 * function.c (instantiate_virtual_regs): Likewise.
7113 * lower-subreg.c (remove_retval_note): Likewise.
7114 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
7116 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
7118 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
7119 insn, if it's a jump.
7120 (try_redirect_by_replacing_jump): New variable jump_p. Call
7121 tablejump_p before delete_insn_chain.
7122 * reload1.c (reload): New variable next. Make sure that the for
7123 loop does not invoke NEXT_INSN on a deleted insn.
7124 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
7125 (delete_output_reload): New variable prev. Make sure the the for
7126 loops do not invoke PREV_INSN on a deleted insn.
7128 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
7130 * cgraphbuild.c (rebuild_cgraph_edges): Export.
7131 * cgraph.h (rebuild_cgraph_edges): Declare.
7132 * tree-pass.h (pass_expand_omp_ssa): New.
7133 * omp-low.c (find_omp_clause): Export.
7134 (copy_var_decl): Split from omp_copy_decl_2.
7135 (build_omp_barrier): Return the call to emit instead of emitting
7137 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
7139 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
7140 expand_omp_for_generic, expand_omp_for_static_nochunk,
7141 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
7142 Adapted to work on SSA form.
7143 (execute_expand_omp): Do not invalidate dominance information.
7144 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
7145 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
7146 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
7148 (force_gimple_operand): Allow gimplifying code expressions without
7150 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
7151 * common.opt (fopenmp-ssa): New.
7152 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
7153 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
7154 * tree-cfg.c: Include tree-inline.h.
7155 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
7156 (replace_by_duplicate_decl, replace_ssa_name,
7157 mark_virtual_ops_in_region): New functions.
7158 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
7159 to work on SSA form.
7160 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
7161 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
7164 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7166 * tree-loop-linear.c: Include obstack.h.
7167 (linear_transform_loops): New obstack lambda_obstack.
7168 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
7169 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
7170 and free afterwards.
7171 * lambda.h (struct obstack): New forward declaration.
7172 (lambda_linear_expression_new): New parameter of type struct
7174 (lambda_loopnest_new): Likewise.
7175 (lambda_loopnest_transform): Likewise.
7176 (lambda_body_vector_new): Likewise.
7177 (lambda_body_vector_compute_new): Likewise.
7178 (gcc_loopnest_to_lambda_loopnest): Likewise.
7179 (lambda_loopnest_to_gcc_loopnest): Likewise.
7180 * lambda-code.c: Include obstack.h.
7181 (lambda_lattice_new): New parameter lambda_obstack. Use it for
7183 (lambda_body_vector_new): Likewise.
7184 (lambda_linear_expression_new): Likewise.
7185 (lambda_lattice_new): Likewise.
7186 (lambda_loopnest_new): Likewise. Additionally use obstack to
7187 allocate LN_LOOPS(ret).
7188 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
7189 it to lambda_lattice_new.
7190 (lambda_body_vector_compute_new): New parameter lambda_obstack.
7191 Pass it to lambda_body_vector_new.
7192 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
7193 it to lambda_lattice_new.
7194 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
7195 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
7196 (lambda_compute_target_space): Likewise.
7197 (lambda_compute_auxillary_space): New parameter lambda_obstack.
7198 Pass it to lambda_lattice_compute_base and
7199 compute_nest_using_fourieer_motzkin.
7200 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
7201 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
7202 and lambda_lattice_compute_target_space.
7203 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
7204 Pass it to lambda_linear_expression_new.
7205 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
7206 to gcc_tree_to_linear_expression.
7207 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
7208 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
7209 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
7210 Pass it to lambda_body_vector_new and
7211 lambda_body_vector_compute_new.
7212 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
7213 (lambda-code.o): Likewise.
7215 2007-09-06 Chao-ying Fu <fu@mips.com>
7217 * ginclude/stdfix.h: New file.
7218 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
7219 (convert.o): Add dependence on fixed-value.h.
7220 * c-convert.c (convert): Support FIXED_POINT_TYPE.
7221 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
7222 to define fixed-point constants.
7223 (c_cpp_builtins): Define fixed-point constants.
7224 * convert.c (fixed-value.h): New include.
7225 (convert_to_real): Update comment to include fixed-point.
7226 Support FIXED_POINT_TYPE.
7227 (convert_to_integer): Update comment to include fixed-point.
7228 Support FIXED_POINT_TYPE.
7229 (convert_to_complex): Support FIXED_POINT_TYPE.
7230 (convert_to_fixed): New function.
7231 * convert.h (convert_to_fixed): Declare.
7232 * genopinit.c: Add comment about $Q for only fixed-point modes.
7233 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
7234 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
7235 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
7236 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
7237 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
7238 usneg_optab for fixed-point modes.
7239 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
7241 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
7242 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
7243 unsigned saturation optabs, when type is saturating.
7244 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
7245 (expand_fixed_convert): New function.
7246 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
7247 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
7248 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
7249 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
7250 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
7251 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
7253 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
7254 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
7255 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
7256 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
7257 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
7259 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
7260 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
7261 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
7262 fractuns, satfractuns.
7263 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
7264 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
7265 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
7266 OTI_ssmsub_widen, OTI_usmsub_widen.
7267 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
7268 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
7269 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
7270 umsub_widen_optab, usmsub_widen_optab): Define.
7271 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
7273 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
7275 (expand_fixed_convert): Declare.
7276 * expr.c (convert_move): Support the move of fixed-point modes.
7277 (emit_move_insn_1): Handle fixed-point mode to move via integer.
7278 (categorize_ctor_elements_1): Handle FIXED_CST.
7279 (count_type_elements): Handle FIXED_POINT_TYPE.
7280 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
7281 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7283 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
7284 multiply and add/subtract for fixed-point types.
7285 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
7286 mode, we jump to binop directly.
7287 Support FIXED_CONVERT_EXPR.
7288 (do_store_flag): Check FIXED_CST to put a constant second.
7289 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
7290 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7291 (const_vector_from_tree): Support FIXED_CST.
7292 * doc/extend.texi (Fixed-Point): New node.
7293 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
7294 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
7295 satfract, fractuns, satfractuns): Document them.
7297 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7299 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
7300 addresses into I registers.
7302 2007-09-06 Jan Hubicka <jh@suse.cz>
7303 Andreas Tobler <a.tobler@schweiz.org>
7305 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
7307 (machopic_legitimize_pic_address): Likewise.
7309 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7310 Jan Hubicka <jh@suse.cz>
7312 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
7313 instead of ufloat_optab->handlers directly.
7314 (floatdidf2): Likewise.
7316 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
7318 * config/mips/mips.c: Include diagnostic.h.
7319 (mips_set_current_function): Check errorcount and sorrycount
7320 before generating RTL.
7322 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7325 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
7326 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
7327 (print_operand_reloc): Likewise.
7329 2007-09-06 Janis Johnson <janis187@us.ibm.com>
7333 2007-09-06 Jan Hubicka <jh@suse.cz>
7335 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
7338 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7340 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
7341 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
7343 2007-09-05 Janis Johnson <janis187@us.ibm.com>
7345 * optabs.c (expand_float): Convert unsigned integer as signed only
7346 if it provides sufficient accuracy; add mode argument to real_2expN.
7347 (expand_fix): Fix comment typos; extend binary float into mode
7348 wider than destination for converion to unsigned integer; add mode
7349 argument to real_2expN.
7350 * real.c (real_2expN): Add mode argument to special-case decimal
7352 * real.h (real_2expN): Ditto.
7353 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
7355 (fixed_from_string): Ditto.
7356 (fixed_to_decimal): Ditto.
7357 (fixed_convert_from_real): Ditto.
7358 (real_convert_from_fixed): Ditto.
7359 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
7360 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
7361 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
7362 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
7364 2007-09-06 Tom Tromey <tromey@redhat.com>
7366 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
7367 * c-pch.c (c_common_read_pch): Restore current location after
7369 * tree.c (expand_location): Update.
7370 (expr_filename): Changed return type. Unified the two cases.
7371 (expr_lineno): Likewise.
7372 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
7374 * toplev.c (line_table): Changed type.
7375 (general_init): Update.
7376 (realloc_for_line_map): New function.
7377 (general_init): Allocate line_table using GC.
7378 * fix-header.c (line_table): Changed type.
7379 (read_scan_file): Update.
7380 (read_scan_file): Update.
7381 * c-ppoutput.c (maybe_print_line): Update.
7382 (print_line): Update.
7383 (cb_line_change): Update.
7384 (cb_define): Update.
7385 (pp_file_change): Update.
7386 * c-opts.c (c_common_init_options): Update.
7387 (finish_options): Update.
7388 (push_command_line_include): Update.
7389 * c-lex.c (cb_line_change): Update.
7390 (cb_def_pragma): Update.
7391 (cb_define): Update.
7393 (c_lex_with_flags): Use cpp_get_token_with_location.
7394 * input.h (line_table): Changed type.
7395 (location_from_locus): New macro.
7396 * tree.h (EXPR_FILENAME): No longer an lvalue.
7397 (EXPR_LINENO): Likewise.
7398 (expr_locus, set_expr_locus): Declare separately for
7399 USE_MAPPED_LOCATION.
7400 (expr_filename, expr_lineno): Changed return type.
7401 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
7402 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
7403 (expand_gimple_basic_block): Likewise.
7404 * final.c (final_scan_insn): Use expanded_location.
7406 2007-09-06 Richard Guenther <rguenther@suse.de>
7408 PR tree-optimization/32586
7409 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7410 folding if nothing changed.
7411 (simplify_unary_expression): New function. Do tree combining
7412 on conversion like codes.
7413 (try_to_simplify): Call it.
7414 * builtins.c (fold_builtin_cexp): Fold the built expressions.
7415 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
7417 2007-09-06 Jan Hubicka <jh@suse.cz>
7420 * cse.c (fold_rtx): Avoid invalid sharing.
7422 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7424 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
7425 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
7427 2007-09-06 Revital Eres <eres@il.ibm.com>
7429 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
7430 Fix offsettable memory reference for 750CL.
7432 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
7434 * reload.c (find_reloads_address_1): Try to preserve original
7435 base/index regclass of operands.
7436 * regrename.c (scan_rtx_address): Likewise.
7437 (replace_oldest_value_addr): Likewise.
7439 2007-09-06 Richard Guenther <rguenther@suse.de>
7441 PR tree-optimization/33302
7442 * domwalk.c (walk_dominator_tree): The exit block is
7443 interesting even if it is not reachable.
7445 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7448 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
7450 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
7452 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
7455 2007-09-05 Ian Lance Taylor <iant@google.com>
7457 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
7459 (dump_generic_node): Likewise.
7460 * print-rtl.c (print_decl_name): Likewise.
7461 * print-tree.c (print_node_brief): Likewise.
7462 (print_node): Likewise.
7463 * Makefile.in (RTL_BASE_H): Add alias.h.
7466 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
7468 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
7470 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
7471 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
7473 2007-09-06 Jie Zhang <jie.zhang@analog.com>
7475 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
7476 (tm_defines): Define UCLIBC_DEFAULT to 1.
7477 (extra_options): Add linux.opt.
7478 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
7479 (CRT_CALL_STATIC_FUNCTION): Likewise.
7480 (NO_IMPLICIT_EXTERN_C): Likewise.
7481 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
7482 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
7483 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
7484 (ENDFILE_SPEC): Don't define.
7485 (LIB_SPEC): Likewise.
7486 (CRT_CALL_STATIC_FUNCTION): Likewise.
7487 (NO_IMPLICIT_EXTERN_C): Likewise.
7488 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
7489 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
7491 2007-09-06 Jan Hubicka <jh@suse.cz>
7493 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
7496 2007-09-06 Jan Hubicka <jh@suse.cz>
7498 * opts.c (common_handle_option): Enable inlining functions for
7501 2007-09-06 Jakub Jelinek <jakub@redhat.com>
7503 * builtin-attrs.def (ATTR_NONNULL_3): New.
7504 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
7505 ATTR_NOTHROW_NONNULL_##FA.
7506 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
7507 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
7508 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
7509 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
7510 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
7511 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
7512 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
7514 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
7515 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
7516 ATTR_FORMAT_NOTHROW_3_4): Remove.
7517 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
7518 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
7519 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
7520 instead of ATTR_FORMAT_*_*.
7522 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
7524 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
7525 parts re-used for REG_FRAME_RELATED_EXPR.
7527 2007-09-05 Janis Johnson <janis187@us.ibm.com>
7529 * optabs.c (expand_float): Convert unsigned integer as signed only
7530 if it provides sufficient accuracy; add mode argument to real_2expN.
7531 (expand_fix): Fix comment typos; extend binary float into mode
7532 wider than destination for converion to unsigned integer; add mode
7533 argument to real_2expN.
7534 * real.c (real_2expN): Add mode argument to special-case decimal
7536 * real.h (real_2expN): Ditto.
7537 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
7539 (fixed_from_string): Ditto.
7540 (fixed_to_decimal): Ditto.
7541 (fixed_convert_from_real): Ditto.
7542 (real_convert_from_fixed): Ditto.
7543 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
7544 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
7545 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
7546 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
7548 2007-09-05 Ian Lance Taylor <iant@google.com>
7550 * init-regs.c (initialize_uninitialized_regs): Call
7551 emit_insn_before rather than add_insn_before.
7553 2007-09-05 Jakub Jelinek <jakub@redhat.com>
7555 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
7556 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
7557 * tree-inline.h (copy_body_data): Add call_expr field.
7558 * tree-inline.c (expand_call_inline): Initialize call_expr.
7559 (copy_bb): Append anonymous inline fn arguments to arguments
7560 when inlining a CALL_EXPR_VA_ARG_PACK call.
7561 * builtins.c (expand_builtin): Issue an error if
7562 BUILT_IN_VA_ARG_PACK is seen during expand.
7563 (fold_call_expr, fold_builtin_call_array): Don't fold
7564 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
7565 __builtin_va_arg_pack () call as last argument.
7566 * gimplify.c (gimplify_call_expr): If last argument to a vararg
7567 function is __builtin_va_arg_pack (), decrease number of call
7568 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
7569 * expr.c (expand_expr_real_1): Issue an error if
7570 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
7571 * tree-pretty-print.c (dump_generic_node): Handle printing
7572 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
7573 * doc/extend.texi (__builtin_va_arg_pack): Document.
7575 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
7577 PR tree-optimization/21513
7578 * builtins.c (build_builtin_expect_predicate): New function.
7579 (fold_builtin_expect): Add argument for expected value.
7580 Distribute __builtin_expect over short-circuiting operations.
7581 Fold nested builtin_expects.
7582 (fold_builtin_2): Adjust call to fold_builtin_expect.
7584 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
7587 PR tree-optimization/13756
7588 * doc/invoke.texi (Options That Control Optimization): Document
7591 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
7593 * config/i386/cpuid.h: New file.
7594 * config/i386/driver-i386.c: Include cpuid.h.
7595 (describe_cache): Shrink size and line strings to 100 bytes.
7596 (detect_caches_amd): Return "" for unsupported max_ext_level.
7597 Use __cpuid function.
7598 (detect_caches_intel): Return "" for unsupported max_level.
7599 Use __cpuid function.
7600 (host_detect_local_cpu): Change feature flag variables to
7601 unsigned int. Initialize only extended feature flag variables.
7602 Use __get_cpuid_max to determine max supported cpuid level.
7603 Use __cpuid function to determine supported features. Fix
7604 calculation of family id. Remove is_amd and check signature
7605 directly. Check for Geode signature. Handle family 4 id.
7606 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
7607 cpu discovery code to lower part of the function.
7608 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
7609 for sub-architecture.
7610 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
7611 [PROCESSOR_K8]: Add k8-sse3 architecture.
7612 [PROCESSOR_NOCONA]: Remove.
7613 [PROCESSOR_GENERIC64]: Ditto.
7614 * config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
7615 * config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
7616 to check for SSE and FXSAVE support.
7617 * config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
7618 Add -minline-all-stringops.
7619 * config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
7620 (x86_64-*-*): Ditto.
7622 2007-09-05 Jie Zhang <jie.zhang@analog.com>
7624 * config/bfin/linux-unwind.h: New file.
7625 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
7626 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
7628 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7630 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
7631 * stmt.c: Include alloc-pool.h.
7632 (struct case_node): Remove GTY marker.
7633 (add_case_node): New parameter case_node_pool. Use it for
7635 (expand_case): New allocation pool case_node_pool. Initialize it,
7636 pass to add_case_node and free it.
7638 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
7639 David Ung <davidu@mips.com>
7640 Nigel Stephens <nigel@mips.com>
7642 Add mips16/nomips16 function attributes and -mflip-mips16 option
7643 for testing mixed-mode compilation.
7645 * config/mips/mips.opt (mflip-mips16): New.
7647 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
7648 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
7650 * config/mips/mips.c (mips_base_target_flags): New.
7651 (mips_base_mips16): New.
7652 (mips_base_schedule_insns): New.
7653 (mips_base_reorder_blocks_and_partition): New.
7654 (mips_base_align_loops): New.
7655 (mips_base_align_jumps): New.
7656 (mips_base_align_functions): New.
7657 (mips16_flipper): New.
7658 (mips_attribute_table): Add "mips16" and "nomips16" entries.
7659 (TARGET_SET_CURRENT_FUNCTION): Define.
7660 (mips_mips16_type_p, mips_nomips16_type_p): New.
7661 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
7662 (mips_function_ok_for_sibcall): Make it deal with functions with
7664 (mips_init_split_addresses): New, split out from override_options.
7665 (mips_init_relocs): New, split out from override_options.
7666 (was_mips16_p): New.
7667 (mips_set_mips16_mode): New, split out from override_options.
7668 (mips_set_current_function): New.
7669 (override_options): Add sorry for unsupported mips16/pic
7670 combination. Remove error for mips16/dsp combination. Save
7671 base option settings.
7672 (mips_file_start): Move mips16 mode setting output from here....
7673 (mips_output_function_prologue): ....to here.
7674 (mips_output_mi_thunk): Check for mips16 function.
7675 (build_mips16_function_stub): Don't set .mips16 here.
7676 (build_mips16_call_stub): Likewise.
7677 (mips_expand_builtin): Error in mips16 mode.
7678 (mips_use_mips16_mode_p): New.
7679 (mips_encode_section_info): Check for mips16 function, and set
7680 SYMBOL_REF_FLAGS accordingly.
7682 * doc/extend.texi (Function Attributes): Document new
7683 mips16/nomips16 attributes.
7684 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
7685 (MIPS Options): Document -mflip-mips16.
7687 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
7689 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
7690 if we encounter TLS address in MIPS16 mode.
7691 (mips_legitimize_const_move): Check cannot_force_const_mem for
7692 the (const (plus symbol offset)) case; this forces invalid TLS
7693 address in MIPS16 mode to be caught by the above call to sorry.
7694 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
7695 because that now enables emutls, which is not ABI compatible
7696 with native TLS in non-MIPS16 mode.
7698 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
7700 Add target hook invoked when cfun changes.
7702 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
7703 * target.h (struct gcc_target): Add set_current_function.
7704 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
7705 (TARGET_INITIALIZER): Add initializer for set_current_function.
7706 * tree.h (push_struct_function): New.
7707 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
7709 (set_cfun): Declare.
7710 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
7712 (push_function_context_to): Use allocate_struct_function
7713 to create null context, not init_dummy_function_start. Use set_cfun.
7714 (pop_function_context_from): Use set_cfun.
7715 (in_dummy_function): New.
7716 (invoke_set_current_function_hook): New.
7718 (push_cfun, pop_cfun): Use set_cfun.
7719 (push_struct_function): New.
7720 (allocate_struct_function): Call invoke_set_current_function_hook
7722 (prepare_function_start): Don't set cfun here. Remove unused
7723 argument; fix all callers.
7724 (init_dummy_function_start): Fiddle with in_dummy_function. Call
7725 push_struct_function.
7726 (init_function_start): Set cfun here.
7727 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
7728 * omp-low.c (create_omp_child_function): Use push_struct_function
7729 and pop_cfun to save/restore state.
7730 (expand_omp_parallel): Remove unused saved_cfun variable.
7731 * cgraphunit.c (ipa_passes): Use set_cfun.
7732 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
7733 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
7734 * matrix-reorg.c (transform_allocation_sites): Likewise.
7735 (matrix_reorg): Use set_cfun.
7736 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
7737 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
7738 assignment to cfun; use set_cfun for the other.
7739 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
7740 (dump_function_to_file): Use push_cfun/pop_cfun here.
7741 * c-decl.c (finish_function): Use set_cfun.
7743 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7745 * regrename.c (rerename_optimize): Use deferred rescanning and
7746 insert explicit calls to rescan insns when changed.
7748 2007-09-05 Jan Hubicka <jh@suse.cz>
7750 * optabs.c (libfunc_entry): Change optab to integer.
7751 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
7752 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
7753 of pointers for hashing.
7755 2007-09-05 Jan Hubicka <jh@suse.cz>
7757 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
7759 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
7760 * see.c (pass_see): Likewise.
7761 * tracer.c (pass_tracer): Likewise.
7762 * postreload-gcse.c (pass_gcse2): Likewise.
7763 * postreload.c (pass_postreload_cse): Likewise.
7764 * mode-switching.c (pass_mode_switching): Likewise.
7765 * modulo-sched.c (pass_sms): Likewise.
7766 * cse.c (cse_insn): Likewise.
7767 * web.c (pass_web): Likweise.
7768 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
7769 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
7770 * loop-init.c (pass_rtl_loop_init): Likewise.
7771 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
7772 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
7773 * global.c (pass_global_alloc): Likewise.
7774 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
7775 pass_if_after_reload): Likewise.
7776 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
7777 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
7778 * regmove.c (pass_regmove): Likewise.
7779 * function.c (pass_thread_prologugues_epilogues): Likewise.
7780 * gcse.c (pass_gcse): Likewise.
7781 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
7782 * lower-subreg.c (pass_lower_subreg2): Likewise.
7783 * bt-load.c (pass_branch_target_load): Likewise.
7784 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
7785 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
7786 * combine.c (pass_combine): Likewise.
7787 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
7788 (pass_partition_blocks): Likewise.
7789 * var-tracking.c (pass_variable_track): Likewise.
7790 * reg-stack.c (pass_stack_regs_run): Likewise.
7791 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
7792 * passes.c (pass_postreload): Likewise.
7793 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
7794 * tree-pass.h (TODO_verify_rtl_sharing): New.
7795 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
7796 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
7797 TODO_set_props, TODO_df_finish, TODO_df_verify,
7798 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
7800 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7802 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
7803 fold_real_zero_addition_p, reorder_operands_p,
7804 div_if_zero_remainder, fold_undefer_overflow_warnings,
7805 int_binop_types_match_p, fold_convert_const_int_from_int,
7806 fold_convert_const_int_from_real,
7807 fold_convert_const_int_from_fixed,
7808 fold_convert_const_real_from_real,
7809 fold_convert_const_real_from_fixed,
7810 fold_convert_const_fixed_from_fixed,
7811 fold_convert_const_fixed_from_int,
7812 fold_convert_const_fixed_from_real, maybe_lvalue_p,
7813 fold_checksum_tree, fold_check_failed, print_fold_checksum,
7814 debug_fold_checksum, multiple_of_p): Constify.
7815 * tree-flow-inline.h (get_lineno): Likewise.
7816 * tree-flow.h (get_lineno): Likewise.
7817 * tree-object-size.c (compute_object_offset, addr_object_size,
7818 alloc_object_size, pass_through_call): Likewise.
7819 * tree-pretty-print.c (op_symbol, print_call_name,
7820 print_struct_decl, do_niy): Likewise.
7821 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
7822 debug_fold_checksum): Likewise.
7824 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
7827 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
7828 note, remove the associated REG_RETVAL note.
7830 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
7832 * config.gcc (powerpc*-*-*): Install
7833 spu2vmx.h, vec_types.h, and si2vmx.h headers.
7834 * config/rs6000/spu2vmx.h: New header.
7835 * config/rs6000/si2vmx.h: New header.
7836 * config/rs6000/vec_types.h: New header.
7838 2007-09-05 Ben Elliston <bje@au.ibm.com>
7840 * varasm.c (initializer_constant_valid_p): Fix comment typo.
7842 2007-09-05 Ben Elliston <bje@au.ibm.com>
7844 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
7846 (__stdcx): Make asm volatile.
7847 (__stwcx, __stdcx): Return only 0 or 1.
7849 2007-09-05 Jan Hubicka <jh@suse.cz>
7853 2007-09-04 Jan Hubicka <jh@suse.cz>
7854 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
7856 2007-09-04 Richard Guenther <rguenther@suse.de>
7857 * tree-ssa-operands.c (add_virtual_operand): Only mark
7858 stores as has_volatile_ops if alias information is not available.
7860 2007-09-05 Jakub Jelinek <jakub@redhat.com>
7862 * config/rs6000/tramp.asm: Include config.h.
7863 Check __PIC__ or __pic__ macro instead of SHARED.
7865 PR rtl-optimization/32300
7866 * see.c (see_copy_insn): New function.
7867 (see_def_extension_not_merged, see_merge_one_use_extension,
7868 see_merge_one_def_extension): Use it. Avoid changing
7869 PREV_INSN/NEXT_INSN chains directly, insted emit insns
7870 into sequences. Call df_insn_delete on temporary insns
7871 that won't be emitted into the insn stream.
7872 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
7873 and run df_process_deferred_rescans () before run_fast_dce.
7875 PR tree-optimization/33017
7876 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
7877 recurse for pure or const function calls.
7879 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7881 * c-format.c: Include alloc-pool.h.
7882 (check_format_info_main): New argument fwt_alloc. Use allocation
7883 pool instead of GC. Remove GC deallocation code.
7884 (check_format_arg): Create allocation pool, pass it to
7885 check_format_info_main and free it afterwards.
7886 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
7888 2007-09-05 Ben Elliston <bje@au.ibm.com>
7890 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
7891 Rename count macro arugment for clarity.
7892 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
7893 (__protected_stream_set): Likewise, pass 0.
7895 2007-09-04 Jan Hubicka <jh@suse.cz>
7897 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
7899 2007-09-04 Jan Hubicka <jh@suse.cz>
7901 * invoke.texi (-finline-small-functions): Document.
7902 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
7903 when deciding what is inlinable.
7904 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
7905 (cgraph_decide_inlining_of_small_function): Handle new flags.
7906 (cgraph_decide_inlining_incrementally): Likewise.
7907 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
7908 * common.opt (finline-small-functions): New.
7909 * Makefile.in (build/gengtype.o-warn): Work around PR29478
7911 2007-09-04 Richard Guenther <rguenther@suse.de>
7913 * tree-ssa-operands.c (add_virtual_operand): Only mark
7914 stores as has_volatile_ops if alias information is not available.
7916 2007-09-04 Andrew Haley <aph@redhat.com>
7918 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
7920 2007-09-04 Andrew Haley <aph@redhat.com>
7922 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
7923 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
7924 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
7926 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
7929 * common.opt: Mention ABI version 2 in comment.
7931 2007-09-04 Jan Hubicka <jh@suse.cz>
7933 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
7934 (libfunc_entry): New structure.
7935 (libfunc_hash): New hashtable.
7936 (hash_libfunc): New function.
7937 (eq_libfunc): New function.
7938 (convert_optab_libfunc): New function.
7939 (optab_libfunc): New function.
7940 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
7941 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
7942 expand_float, expand_fix, new_optab, new_convert_optab):
7943 Update for new libfunc API.
7944 (init_libfunc, init_integral_libfuncs,
7945 init_floating_libfuncs, init_interclass_conv_libfuncs
7946 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
7947 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
7948 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
7949 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
7950 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
7951 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
7952 gen_extend_conv_libfunc): New.
7953 (init_one_libfunc): Revamp for hashtables.
7954 (set_conv_libfunc): Likewise.
7955 (init_optabs): Initialize hashtable; use lazy initialization where
7957 * optabs.h (optab_handlers): Move out of GGC.
7958 (optab, convert_optab): Move out of GGC; add lazy gen info.
7959 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
7960 (optab_libfunc, convert_optab_libfunc): New.
7961 * builtins.c (expand_builtin_powi): Update for new API.
7962 * expr.c (convert_move): Likewise.
7963 * expmed.c (expand_divmod): Likewise.
7965 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
7967 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
7968 GOT pointer only if there is a constant pool. Use the allocated space
7971 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
7973 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
7976 2007-09-04 Revital Eres <eres@il.ibm.com>
7977 Richard Guenther <rguenther@suse.de>
7978 R. Clint Whaley <whaley@cs.utsa.edu>
7980 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
7982 * tree-tailcall.c (process_assignment): Use -fassociative-math
7983 when reodering operands of floating-point type.
7984 * fold-const.c (fold_comparison, fold_binary): Use
7985 -fassociative-math and -freciprocal-math instead of
7986 -funsafe-math-optimization flag.
7987 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
7988 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
7989 -freciprocal-math instead of -funsafe-math-optimizations.
7990 * opts.c (set_fast_math_flags): Set -freciprocal-math and
7991 -fassociative-math when -ffast-math is set.
7992 (set_unsafe_math_optimizations_flags): New Function
7993 to set -freciprocal-math and -fassociative-math when
7994 -funsafe-math-optimizations is set.
7995 (common_handle_option): Call it.
7996 * tree-vectorizer.c (vect_is_simple_reduction): Use
7997 -fassociative-math when doing reduction on floats.
7998 * loop-unroll.c (analyze_insn_to_expand_var): Use
7999 -fassociative-math when expanding an accumulator of type float.
8000 * simplify-rtx.c (simplify_binary_operation_1): Use
8001 -fassociative-math and -freciprocal-math when reordeing operands
8002 of floating-point type.
8003 * combine.c (combine_simplify_rtx): Likewise.
8004 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
8006 * common.opt (-fassociative-math, -freciprocal-math): New flags.
8008 2007-09-04 Paolo Carlini <pcarlini@suse.de>
8011 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
8013 2007-09-04 Jan Hubicka <jh@suse.cz>
8015 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
8017 2007-09-04 Jan Hubicka <jh@suse.cz>
8019 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
8020 and corresponding MATCH_DUP.
8022 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
8025 * combine.c (subst): Do not try to simplify X if it represents load
8026 of FP constant from the constant pool via float extension.
8028 2007-09-04 Ben Elliston <bje@au.ibm.com>
8030 * c-opts.c: Include "tm_p.h".
8031 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
8033 2007-09-04 Richard Guenther <rguenther@suse.de>
8035 PR tree-optimization/33291
8036 * tree-pretty-print.c (dump_generic_node): Dump all
8037 qualifiers for pointer types, not only first. Dump
8038 qualifiers for aggregate types as well.
8039 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
8040 use the canonical type for building ARRAY_REFs.
8041 * gimplify.c (canonicalize_addr_expr): Clean up. The
8042 correct validness check is compatibility of the pointer
8043 types. Always use the canonical type for building
8044 ARRAY_REFs and ADDR_EXPRs.
8045 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
8046 change that disabled propagation of ADDR_EXPRs into statements
8049 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8051 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
8052 (umulsi3_highpart): Make into expanders; existing insns are
8053 now named *[insn]_nov6. Add stars to existing [insn]_v6
8054 counterparts' names.
8056 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
8058 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
8059 (unprotoize.o): Remove SHLIB_MULTILIB.
8061 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
8063 * doc/extend.texi: Document progmem attribute for AVR.
8065 2007-09-03 Anatoly Sokolov <aesok@post.ru>
8068 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
8070 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8072 * optabs.c (expand_ffs): Initialize val and defined_at_zero
8075 * optabs.c: Remove unnecessary forward declarations.
8076 (expand_unop_direct): New, broken out of expand_unop.
8077 (expand_doubleword_clz): New.
8078 (expand_ctz): Move above expand_ffs. Use
8079 start_sequence, end_sequence, add_equal_note, and
8080 expand_unop_direct. Add more commentary.
8081 (expand_ffs): Try both ctz optab and expand_ctz.
8082 Generate a test and branch if the hardware doesn't give us
8083 a useful value for input zero. Style improvements similar to
8086 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
8088 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8090 * config.gcc: Delete stanza for arm-semi-aof and
8091 armel-semi-aof targets.
8092 * config/arm/arm-protos.h
8094 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
8095 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
8096 delete aof_pic_label and remove mention of AOF in comments.
8097 * config/arm/arm.md: Delete patterns used only for AOF assembly.
8099 * config/arm/semiaof.h
8100 * config/arm/t-semi: Delete file.
8102 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8104 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
8105 CONST_CAST_BB): New macros for type-specific casts.
8106 (CONST_CAST): Add a TYPE parameter and define it in terms of
8109 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
8110 * c-lex.c (cb_ident, lex_string): Likewise,
8111 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
8112 * config/i386/i386.c (ix86_function_regparm,
8113 ix86_function_sseregparm): Use CONST_CAST_TREE.
8114 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
8116 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
8117 give_switch, set_multilib_dir): Likewise,
8118 * gengtype-parse.c (string_seq, typedef_name): Likewise,
8119 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
8120 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
8121 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
8122 * prefix.c (update_path): Likewise,
8123 * pretty-print.c (pp_base_destroy_prefix): Likewise,
8124 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
8125 * tree-cfg.c (tree_can_merge_blocks_p,
8126 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
8127 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
8128 * tree.c (build_string): Supply a TYPE for CONST_CAST.
8129 (attribute_list_contained): Use CONST_CAST_TREE.
8131 2007-09-03 Krister Walfridsson <cato@df.lth.se>
8133 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
8135 2007-09-03 Richard Sandiford <richard@codesourcery.com>
8138 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
8139 before forcing them into a register.
8141 2007-09-03 Richard Sandiford <richard@codesourcery.com>
8143 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
8144 rather than define_code_macro.
8146 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8148 * gcc.c (xputenv): New function.
8149 (putenv_from_prefixes): Use xputenv instead of putenv.
8150 (process_command): Use xputenv instead of putenv.
8151 (set_collect_gcc_options): Use xputenv instead of putenv.
8152 (main): Use xputenv instead of putenv.
8154 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
8156 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
8157 availability of swap instruction.
8158 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
8160 2007-09-03 Revital Eres <eres@il.ibm.com>
8162 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
8165 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
8166 Ayal Zaks <zaks@il.ibm.com>
8167 Revital Eres <eres@il.ibm.com>
8169 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
8170 compute_split_row): New functions.
8171 (ps_unschedule_node): Remove.
8172 (normalize_sched_times): Iterate over the already scheduled
8173 insns instead of the number of nodes.
8174 (MAX_SPLIT_NUM): New definition.
8175 (sms_schedule_by_order): Change the scheduling heuristic to
8176 avoid useless increases of initiation interval ii.
8177 (get_sched_window): Add dump printouts.
8179 2007-09-02 David Daney <ddaney@avtrex.com>
8181 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
8182 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
8183 (optab, insn): Add more attributes.
8184 (fetchop_bit): New code macro.
8185 (immediate_insn): New code macro attribute.
8186 (sync): Change condition to ISA_HAS_SYNC.
8187 (rdhwr): Change predicate for operand 0 to register_operand.
8188 (memory_barrier): New expand.
8189 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
8190 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8191 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8192 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8193 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
8194 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
8195 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
8196 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8197 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
8199 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
8200 Hans-Peter Nilsson <hp@axis.com>
8202 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
8203 Defined to describe availability and behavior of CLZ.
8204 * config/cris/cris.md (clzsi2): Implement using lz instruction.
8205 * config/cris/cris.opt: Tweak comment for "-metrax4".
8206 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
8207 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
8208 (count_leading_zeros): Define.
8210 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8212 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
8214 2007-09-02 Joseph Myers <joseph@codesourcery.com>
8218 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
8221 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
8223 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
8224 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
8225 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
8226 sched-deps.c, sched-int.h, system.h, target.h,
8227 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
8228 tree.def: Fix comment typos.
8230 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
8232 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
8233 (override_options): Turn on -mstrict-align on non-ColdFire
8235 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
8237 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8239 * c-common.c (const_strip_array_types): Delete.
8240 * c-common.h (const_strip_array_types): Likewise.
8241 * emit-rtl.c (const_next_insn, const_previous_insn,
8242 const_next_nonnote_insn, const_prev_nonnote_insn,
8243 const_next_real_insn, const_prev_real_insn,
8244 const_next_active_insn, const_prev_active_insn, const_next_label,
8245 const_prev_label): Delete.
8246 * gimple-low.c (block_may_fallthru): Use expr_last.
8247 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
8248 * rtl.h (const_previous_insn, const_next_insn,
8249 const_prev_nonnote_insn, const_next_nonnote_insn,
8250 const_prev_real_insn, const_next_real_insn,
8251 const_prev_active_insn, const_next_active_insn, const_prev_label,
8252 const_next_label): Delete.
8253 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
8254 * system.h (CONST_CAST): Update comment.
8255 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
8256 (const_first_stmt, const_last_stmt): Delete.
8257 (tree_block_ends_with_condjump_p): Use last_stmt.
8258 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
8259 * tree-iterator.c (const_expr_first, const_expr_last,
8260 const_expr_only): Delete.
8261 * tree.c (const_lookup_attribute): Likewise.
8262 (attribute_list_contained): Use lookup_attribute.
8263 * tree.h (const_lookup_attribute, const_expr_first,
8264 const_expr_last, const_expr_only): Delete.
8266 2007-09-01 Richard Guenther <rguenther@suse.de>
8268 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
8269 instead of TREE_THIS_VOLATILE.
8270 * tree-ssa-operands.c (add_virtual_operand): Do not set
8271 has_volatile_ops. Do not check s_ann for NULL.
8272 (get_indirect_ref_operands): Likewise.
8273 (get_expr_operands): Likewise. For all reference trees
8274 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
8275 check base of reference for TREE_THIS_VOLATILE.
8277 2007-09-01 Richard Guenther <rguenther@suse.de>
8279 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
8280 between integral types. Also allow conversions between
8283 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
8285 * optabs.c (prepare_float_lib_cmp): Use
8286 libgcc_cmp_return_mode instead of word_mode.
8287 * config/dfp-bit.h: Likewise.
8288 * config/fp-bit.h: Likewise.
8289 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
8291 (spu_libgcc_shift_count_mode): New function.
8292 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
8293 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
8295 2007-08-31 Joseph Myers <joseph@codesourcery.com>
8297 * tree-pretty-print.c: Include output.h.
8298 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
8299 HOST_WIDE_INT_PRINT_DEC.
8300 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
8302 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
8304 PR rtl-optimization/33224
8305 * loop-iv.c (latch_dominating_def): Check that the definition belongs
8306 to the analysed region.
8308 2007-08-31 Richard Guenther <rguenther@suse.de>
8310 * function.c (allocate_struct_function): Do not set
8311 current_function_returns_pointer.
8312 * function.h (struct var_refs_queue): Remove.
8313 (struct simple_obstack_stack): Likewise.
8314 (struct function): Remove fixup_var_refs_queue member.
8315 Remove returns_pointer flag.
8316 (current_function_returns_pointer): Remove define.
8318 2007-08-31 Nick Clifton <nickc@redhat.com>
8320 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
8321 secondary keys in order to obtain a stable sort.
8323 2007-08-31 Nick Clifton <nickc@redhat.com>
8326 * config/m32r/constraints.md: Add W constraint for integer zero.
8327 * config/m32r/m32r.md (get_pc): Use W and i constraints.
8328 Fix length calculation by using alternatives.
8330 2007-08-31 Richard Sandiford <richard@codesourcery.com>
8332 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
8333 split out from expand_binop.
8334 (avoid_expensive_constant): New function.
8335 (expand_binop_directly): Remove commutative_op argument and
8336 (expand_binop_directly): Remove commutative_op argument and
8337 call cummutative_optab_p instead. Do not change op0 or op1
8338 when swapping xop0 and xop1. Apply avoid_expensive_constant
8339 to each argument after potential swapping. Enforce the
8340 canonical order of commutative operands.
8341 (expand_binop): Use shift_optab_p and commutative_optab_p.
8342 Update the calls to expand_binop_directly. Only force constants
8343 into registers when widening an operation. Only swap operands
8344 once a direct expansion has been rejected.
8345 (expand_twoval_binop): Only force constants into registers when
8346 using a direct expansion.
8348 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
8350 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
8351 (sched_analyze_insn): Don't postprocess speculative dependencies when
8352 target has no scheduling.
8353 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
8354 'uninitialized' warning.
8356 2007-08-31 Richard Guenther <rguenther@suse.de>
8358 * tree.c (build_complex_type): Always set TYPE_NAME for
8361 2007-08-31 Olivier Hainque <hainque@adacore.com>
8363 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
8364 internal macro. Default alignment factor for csect directives, chosen
8365 to match what BIGGEST_ALIGNMENT allows.
8366 (DATA_SECTION_ASM_OP): Use it.
8367 * config/rs6000/rs6000.c
8368 (rs6000_xcoff_output_readonly_section_asm_op):
8369 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
8370 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
8372 2007-08-31 Olivier Hainque <hainque@adacore.com>
8374 * dbxout.c (dbxout_block): Move declaration within the first
8375 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
8376 block to include the definition, together with the associated
8379 2007-08-31 David Edelsohn <edelsohn@gnu.org>
8380 Revital Eres <eres@il.ibm.com>
8382 * doc/invoke.texi (-mpaired): Document flag.
8383 * config.gcc: Include paired.h in powerpc extra_headers and
8384 750cl.h in powerpc-*-linux*paired*.
8385 * config/rs6000/rs6000.opt (-mpaired): New flag.
8386 * config/rs6000/rs6000.c (paired_init_builtins,
8387 paired_expand_builtin, paired_expand_lv_builtin,
8388 paired_expand_stv_builtin, paired_expand_predicate_builtin):
8389 New functions to support the paired single builtin functions.
8390 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
8391 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
8393 (bdesc_paired_preds): New structure for paired predicate
8395 (rs6000_expand_builtin): Expand paired single builtins.
8396 (rs6000_init_builtins): Init paired single builtins.
8397 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
8398 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
8399 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
8400 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
8401 (rs6000_vector_mode_supported_p): Support paired vector mode.
8402 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
8403 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
8405 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
8406 (DATA_ALIGNMENT): Likewise.
8407 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
8408 (rs6000_builtins): Add PAIRED builtins.
8409 * config/rs6000/rs6000.md: Include paired.md.
8410 * config/rs6000/paired.h: New.
8411 * config/rs6000/paired.md: New.
8412 * config/rs6000/750cl.h: New.
8413 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
8415 2007-08-30 Ollie Wild <aaw@google.com>
8417 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
8418 * gcc.c (default_compilers): Add -fno-directives-only to
8419 @assembler-with-cpp.
8421 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
8425 * regclass.c (initial_fixed_regs): Revert previous change and make
8427 (initial_call_used_regs): Likewise.
8428 (initial_call_really_used_regs): Delete, reverting previous addition.
8429 (initial_reg_names): Likewise.
8430 (init_reg_sets): Revert previous change.
8431 (saved_fixed_regs): New.
8432 (saved_call_used_regs): New.
8433 (saved_call_really_used_regs): New.
8434 (saved_reg_names): New.
8435 (save_register_info): New.
8436 (restore_register_info): New.
8437 (init_reg_sets_1): Replace reset of register info with call to
8438 restore_register_info.
8439 * rtl.h (save_register_info): Declare.
8440 * toplev.c (backend_init): Call save_register_info.
8442 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8444 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
8445 from the original statement.
8447 2007-08-30 Chao-ying Fu <fu@mips.com>
8449 * c-lex.c (interpret_fixed): Declare.
8450 (interpret_float): Process _Fract and _Accum.
8451 (interpret_fixed): New function.
8452 * final.c (output_addr_const): Process CONST_FIXED.
8453 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
8454 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
8456 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
8458 (simplify_immed_subreg): Support CONST_FIXED.
8459 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
8460 (simplify_subreg): Support CONST_FIXED.
8462 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
8464 * config/rs6000/ppu_intrinsics.h: New file.
8465 * config.gcc (powerpc*-*-* <extra_headers>): Install
8468 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8470 * cfg.c (dump_flow_info): Change to also print entry and exit
8472 * print-rtl.c (print_rtl_single): Allow to print rtl with
8475 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8477 * df-core.h (df_dump_region): New function.
8478 * df.h (df_dump_region): New function.
8479 * loop-invariant.c (find_defs): Add call to df_dump_region.
8480 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
8483 2007-08-30 Jakub Jelinek <jakub@redhat.com>
8486 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
8487 true if any of the compare_section_name calls returned true,
8488 rather than if any returned false.
8490 2007-08-30 Richard Guenther <rguenther@suse.de>
8492 PR tree-optimization/33199
8493 * tree-ssa-structalias.c (handle_lhs_call): New function.
8494 (find_func_aliases): In non-IPA mode make sure that for
8495 calls that return a pointer we add a constraint for the
8496 result to point to anything.
8498 2007-08-30 Richard Guenther <rguenther@suse.de>
8500 * doc/invoke.texi (-mveclibabi): Document new target option.
8501 * config/i386/i386.opt (-mveclibabi): New target option.
8502 * config/i386/i386.c (ix86_veclib_handler): Handler for
8503 vectorization library support.
8504 (override_options): Handle the -mveclibabi option, initialize
8505 the vectorization library handler.
8506 (ix86_builtin_vectorized_function): As fallback call the
8507 vectorization library handler, if set.
8508 (ix86_veclibabi_acml): New static function for ACML ABI style
8509 vectorization support.
8511 2007-08-30 Jakub Jelinek <jakub@redhat.com>
8513 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
8514 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
8515 SImode and update m. Don't run gen_lowpart_common on arbitrary
8516 memory address, force it to register first.
8519 * dce.c (dce_process_block): Don't delete setters of
8520 artificially used registers.
8522 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8524 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
8525 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
8526 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
8528 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8530 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
8532 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
8533 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
8535 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8537 * system.h: Activate -Wcast-qual as warning-only.
8539 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
8542 * config/rs6000/rs6000.c (compare_section_name): New function.
8543 (rs6000_elf_in_small_data_p): Compare section prefixes instead
8546 2007-08-29 Olivier Hainque <hainque@adacore.com>
8548 * xcoffout.c: #include debug.h.
8549 * Makefile.in (xcoffout.o): Add debug.h dependency.
8551 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
8553 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
8554 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
8556 2007-08-29 Richard Guenther <rguenther@suse.de>
8558 * tree-pretty-print.c (dump_generic_node): Print
8559 label DECL_UID as D.%u.
8560 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
8562 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8564 * builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
8565 * builtins.def (BUILT_IN_REALLOC): New builtin.
8567 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
8570 * tree.c (build_type_attribute_qual_variant): Set canonical types
8571 on the final, unqualified attribute variant before building the
8574 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8576 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
8577 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
8579 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8582 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8583 * config/bfin/bfin.md (composev2hi): Put operands into vector
8586 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8588 * config/bfin/bfin.md (composev2hi): Put operands into vector
8591 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8593 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
8594 attribute when appropriate.
8595 (bfin_handle_l1_text_attribute): New.
8596 (bfin_handle_l1_data_attribute): New.
8597 (bfin_attribute_table): Add attributes: l1_text, l1_data,
8598 l1_data_A and l1_data_B.
8599 * doc/extend.texi (node Function Attributes): Document l1_text
8601 (Variable Attributes): Add Blackfin subsection. Document l1_data,
8602 l1_data_A and l1_data_B variable attributes.
8604 2007-08-28 Jie Zhang <jie.zhang@analog.com>
8606 * config/bfin/bfin.opt (minline-plt): Add.
8607 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
8608 call to global functions.
8609 * doc/invoke.texi (Option Summary): Mention -minline-plt.
8610 (Blackfin Options): Document -minline-plt.
8612 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
8614 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
8615 given a non-function.
8616 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
8618 2007-08-28 DJ Delorie <dj@redhat.com>
8620 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
8622 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8624 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
8626 2007-08-28 Richard Guenther <rguenther@suse.de>
8628 * tree.h (struct tree_function_decl): Increase size of
8629 function_code bitfield.
8631 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
8632 Kazu Hirata <kazu@codesourcery.com>
8634 * config/m68k/linux.h
8635 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
8636 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
8637 (m68k_return_in_memory): New.
8638 * config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
8641 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
8644 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
8645 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
8646 operand) when top VEC_SELECT extracts scalar element.
8647 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
8648 (*vec_extract_v4sf_mem): Ditto.
8650 2007-08-28 Jakub Jelinek <jakub@redhat.com>
8653 * passes.c (init_optimization_passes): Move pass_df_finish
8654 after pass_postreload sublist.
8656 PR rtl-optimization/33148
8657 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
8658 (neg (lt X 0)) if X has scalar int mode.
8661 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
8662 initializer, use build_vector_from_ctor if possible to create
8663 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
8664 even after this, return NULL.
8666 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
8668 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
8670 2007-08-28 Richard Guenther <rguenther@suse.de>
8672 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
8673 (struct tree_function_decl): Make function_code a bitfield.
8674 Add disregard_inline_limits flag.
8675 * cgraphunit.c (cgraph_process_new_functions): Check
8676 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
8677 (cgraph_preserve_function_body_p): Likewise.
8678 * ipa-inline.c (compute_inline_parameters): Likewise.
8679 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
8680 for GNU C extern inline functions.
8681 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
8682 * tree-inline.c (disregard_inline_limits_p): Remove.
8683 * tree-inline.h (disregard_inline_limits_p): Likewise.
8684 * c-common.c (handle_always_inline_attribute): Set
8685 DECL_DISREGARD_INLINE_LIMITS.
8686 * langhooks.c (add_builtin_function): Verify the function code
8687 fits in the bitfield.
8689 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
8690 Vladimir Yanovsky <yanov@il.ibm.com>
8691 Revital Eres <eres@il.ibm.com>
8692 Andrey Belevantsev <abel@ispras.ru>
8694 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
8696 * modulo-sched.c: Add documentation regarding do-loop.
8697 (doloop_register_get): Change number of arguments to support
8698 the new do-loop pattern and check whether COUNT_REG has no other
8699 occurences in the loop besides in the control part.
8700 (duplicate_insns_of_cycles): Do not duplicate the insn which
8701 changes count_reg as it is already adjusted.
8702 (generate_prolog_epilog): New argument to support the new
8703 do-loop pattern. Change the subtract instruction to use
8704 expand_simple_binop. Call duplicate_insns_of_cycles with new
8706 (sms_schedule): Call doloop_register_get and
8707 generate_prolog_epilog with new argument. Do not handle loops
8708 with single sets insns with subreg in their lhs.
8709 * loop-doloop.c (doloop_optimize): Support for another do-loop
8711 (doloop_condition_get): Gets an instruction instead of a pattern
8712 and change the return condition when the do-loop pattern is
8714 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
8715 deps when considering to not create edges.
8717 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
8719 * doc/extend.texi (gnu_inline funtion attribute): Document C++
8722 2007-08-27 Jason Merrill <jason@redhat.com>
8725 * gimplify.c (gimplify_modify_expr): Discard the assignment of
8726 zero-sized types after calling gimplify_modify_expr_rhs.
8728 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
8730 * regclass.c (init_reg_autoinc): Fix typo.
8732 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
8734 Fix PR tree-optimization/33173
8735 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
8737 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
8740 * config/i386/i386.h (VALID_DFP_MODE_P): New.
8741 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
8744 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
8745 David Ung <davidu@mips.com>
8746 Nigel Stephens <nigel@mips.com>
8748 Separate target-specific initialization from general
8749 back-end initialization.
8751 * toplev.c (init_alignments): New, split out from...
8752 (process_options): ...here.
8753 (backend_init_target): New, split out from...
8754 (backend_init): ...here.
8755 (lang_dependent_init_target): New, split out from...
8756 (lang_dependent_init): ...here.
8757 (target_reinit): New.
8758 * toplev.h (target_reinit): Declare.
8759 * expr.c (init_expr_target): Renamed from init_expr_once, since it
8760 now can be called more than once. Update comments.
8761 * expr.h (init_expr_target): Likewise.
8762 * alias.c (init_alias_target): Renamed from init_alias_once, since it
8763 now can be called more than once. Explicitly zero
8764 static_reg_base_value.
8765 * emit-rtl.c (init_emit_regs): New, split out from...
8766 (init_emit_once): Here.
8767 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
8768 non-const, so that changes from command-line arguments can overwrite
8769 values provided by the static initializers.
8770 (initial_call_really_used_regs): New, used similarly to the above.
8771 (initial_reg_names): Likewise.
8772 (last_mode_for_init_move_cost): Promoted function-local static to
8773 file-scope static to make it accessible outside init_move_cost.
8774 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
8775 Do not initialize inv_reg_alloc_order yet, either. Do initialize
8776 reg_names since it is needed for parsing command-line options.
8777 (init_move_cost): Use last_mode_for_init_move_cost instead of
8778 function-local static.
8779 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
8780 call_really_used_regs now. Reinitialize reg_names. Also
8781 initialize inv_reg_alloc_order. Zero reg_class_subunion and
8782 reg_class_superunion. Clear losing_caller_save_reg_set.
8783 Preserve global registers if called more than once. Reset
8784 move cost, may_move_in_cost, may_move_out_cost, and
8785 last_mode_for_init_move_cost.
8786 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
8787 can now be invoked more than once. Update comments.
8788 (init_regs): Update comments.
8789 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
8790 and initial_call_really_used_regs, instead of the non-initial
8791 variables. This allows us to save the command-line register settings
8792 after target reinitialization.
8793 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
8794 * rtl.h (init_emit_regs): Declare.
8795 (init_reg_modes_target, init_alias_target): Renamed as described
8797 * reload1.c (init_reload): Update comments.
8798 * optabs.c (init_optabs): Likewise.
8799 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
8801 2007-08-26 Chao-ying Fu <fu@mips.com>
8803 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
8806 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8808 * alias.c (memory_modified_1, memory_modified_in_insn_p):
8810 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
8812 * bb-reorder.c (copy_bb_p): Likewise.
8813 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
8814 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
8815 block_ends_with_condjump_p): Likewise.
8816 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
8817 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
8818 block_ends_with_condjump_p): Likewise.
8819 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
8820 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
8821 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
8822 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
8823 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
8824 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
8825 debug_true_const_tree instad of debug_true_tree.
8826 * debug.c (do_nothing_debug_hooks): Likewise.
8827 * debug.h (ignore_block, debug_true_const_tree): Constify.
8828 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
8829 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
8830 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
8831 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
8832 dbx_reg_number, is_based_loc, field_type,
8833 simple_type_align_in_bits, simple_decl_align_in_bits,
8834 simple_type_size_in_bits, field_byte_offset, insert_float,
8835 type_tag, member_declared_type, is_redundant_typedef,
8836 secname_for_decl, is_inlined_entry_point): Likewise.
8837 * emit-rtl.c (const_next_insn, const_previous_insn,
8838 const_next_nonnote_insn, const_prev_nonnote_insn,
8839 const_next_real_insn, const_prev_real_insn,
8840 const_next_active_insn, const_prev_active_insn, const_next_label,
8841 const_prev_label): Likewise.
8842 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
8844 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
8845 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
8846 sched_insn_is_legitimate_for_speculation_p): Likewise.
8847 * jump.c (reversed_comparison_code_parts,
8848 reversed_comparison_code, reversed_comparison, condjump_label):
8850 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
8851 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
8853 * rtl.h (const_previous_insn, const_next_insn,
8854 const_prev_nonnote_insn, const_next_nonnote_insn,
8855 const_prev_real_insn, const_next_real_insn,
8856 const_prev_active_insn, const_next_active_insn, const_prev_label,
8857 const_next_label, modified_between_p, modified_in_p,
8858 const_note_storeskeep_with_call_p, condjump_label,
8859 reversed_comparison, reversed_comparison_code,
8860 reversed_comparison_code_parts, memory_modified_in_insn_p,
8861 stack_regs_mentioned): Likewise.
8862 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
8863 keep_with_call_p): Likewise.
8864 * sched-deps.c (deps_may_trap_p, sched_get_condition,
8865 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
8866 sd_lists_size, sd_lists_empty_p): Likewise.
8867 * sched-int.h (sched_insns_conditions_mutex_p,
8868 haifa_classify_insn, no_real_insns_p,
8869 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
8870 sd_lists_size, sd_lists_empty_p): Likewise.
8871 * sdbout.c (sdb_debug_hooks): Likewise.
8872 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
8873 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
8874 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
8876 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
8877 tree_can_throw_internal): Likewise.
8878 * tree-flow-inline.h (phi_nodes): Likewise.
8879 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
8880 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
8881 * tree-gimple.c (const_get_call_expr_in): Likewise.
8882 * tree-gimple.h (const_get_call_expr_in): Likewise.
8883 * tree.c (const_lookup_attribute, attribute_list_equal,
8884 attribute_list_contained): Likewise.
8885 * tree.h (attribute_list_equal, attribute_list_contained,
8886 const_lookup_attribute): Likewise.
8887 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
8889 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
8891 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
8892 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
8894 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
8897 * config/alpha/constraints.md: Delete "svn:mime-type" property
8898 with svn propdel "svn:mime-type".
8900 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
8903 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
8904 non NOTE insn doesn't cross basic block.
8905 (noce_try_abs): Likewise.
8906 (noce_process_if_block): Likewise.
8908 2007-08-26 David Edelsohn <edelsohn@gnu.org>
8911 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
8912 operand without auto-inc-dec.
8913 * config/rs6000/rs6000.md (floatsidf2_internal): Use
8914 offsettable_mem_operand.
8915 (floatunssidf2_internal): Same.
8916 (fix_truncdfsi2_internal): Same.
8917 (floatsidf_ppc64): Same.
8918 (floatunssidf_ppc64): Same.
8919 (fix_trunctfsi2_internal): Same.
8921 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
8924 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
8925 pass defines needed for version.c.
8927 2007-08-25 Joseph Myers <joseph@codesourcery.com>
8929 * configure.ac (--debug-prefix-map check): Change assembler
8930 version presumed to have feature to 2.18.
8931 * configure: Regenerate.
8933 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8935 * c-common.c (vector_types_convertible_p,
8936 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
8937 self_promoting_args_p): Constify.
8938 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
8939 c_promoting_integer_type_p, self_promoting_args_p,
8940 anon_aggr_type_p, vector_types_convertible_p): Likewise.
8941 * c-decl.c (anon_aggr_type_p): Likewise.
8942 * * c-dump.c (dump_stmt): Likewise.
8943 * c-objc-common.c (has_c_linkage): Likewise.
8944 * c-tree.h (same_translation_unit_p): Likewise.
8945 * c-typeck.c (null_pointer_constant_p,
8946 tagged_types_tu_compatible_p, function_types_compatible_p,
8947 type_lists_compatible_p, lvalue_or_else, lvalue_p,
8948 comptypes_internal, struct tagged_tu_seen_cache,
8949 same_translation_unit_p, alloc_tagged_tu_seen_cache,
8950 c_size_in_bytes): Likewise.
8951 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
8952 hash_ptr, eq_ptr): Likewise.
8953 * langhooks-def.h (lhd_decl_ok_for_sibcall,
8954 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
8955 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
8956 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
8958 * optabs.c (optab_for_tree_code): Likewise.
8959 * optabs.h (optab_for_tree_code): Likewise.
8960 * rtl.h (simplify_rtx): Likewise.
8961 * simplify-rtx.c (simplify_rtx): Likewise.
8962 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
8963 dump_flag, dump_node): Likewise.
8964 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
8965 queue_and_dump_type, dump_flag): Likewise.
8966 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
8967 * tree-pass.h (dump_node): Likewise.
8968 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
8969 supportable_narrowing_operation): Likewise.
8970 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
8971 supportable_narrowing_operation): Likewise.
8972 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
8973 is_negative_overflow_infinity, is_positive_overflow_infinity,
8974 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
8975 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
8976 update_value_range, add_equivalence, ssa_name_nonnegative_p,
8977 ssa_name_nonzero_p, fp_predicate): Likewise.
8978 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
8979 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
8980 ssa_name_nonnegative_p): Likewise.
8982 2007-08-25 Hans Kester <hans.kester@ellips.nl>
8984 * config.gcc : Add x86_64-elf target.
8986 2007-08-25 Jakub Jelinek <jakub@redhat.com>
8988 * expr.c (store_expr): Fix order of store_by_pieces arguments.
8990 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
8991 Nigel Stephens <nigel@mips.com>
8995 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
8996 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
8997 * expr.c (SET_BY_PIECES_P): Define.
8998 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
8999 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
9000 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
9002 * expr.h (SET_RATIO): Define.
9003 (can_store_by_pieces, store_by_pieces): Update prototypes.
9004 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
9005 can_store_by_pieces/store_by_pieces.
9006 (expand_builtin_memcpy_args): Likewise.
9007 (expand_builtin_strncpy): Likewise.
9008 (expand_builtin_memset_args): Likewise. Also remove special case
9009 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
9010 decide what to do instead.
9011 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
9012 to can_store_by_pieces.
9014 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
9015 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
9017 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
9018 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
9019 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
9020 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
9021 (STORE_BY_PIECES_P): Define.
9023 2007-08-24 Tom Tromey <tromey@redhat.com>
9025 * varpool.c (varpool_last_needed_node): Fix comment typo.
9026 * c-decl.c (duplicate_decls): Fix comment typo.
9027 (clone_underlying_type): Update comment.
9029 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9031 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
9032 alpha_in_small_data_p, alpha_split_complex_arg,
9033 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9035 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
9036 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
9038 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
9039 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
9040 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
9041 * config/darwin.c (darwin_binds_local_p): Likewise.
9042 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
9044 * config/i386/i386-protos.h (i386_pe_binds_local_p,
9045 i386_pe_valid_dllimport_attribute_p): Likewise.
9046 * config/i386/i386.c (ix86_function_regparm,
9047 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
9048 x86_can_output_mi_thunk, ix86_mangle_type,
9049 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
9050 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
9051 i386_pe_binds_local_p): Likewise.
9052 * config/ia64/ia64.c
9053 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
9054 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
9055 ia64_invalid_conversion, ia64_invalid_unary_op,
9056 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9058 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
9059 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
9060 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
9061 * config/mips/mips.c (mips_use_blocks_for_constant_p,
9062 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
9063 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9064 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
9065 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
9066 * config/pa/pa.c (pa_commutative_p): Likewise.
9067 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
9069 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
9070 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
9071 rs6000_use_blocks_for_constant_p,
9072 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
9073 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9074 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
9075 * config/s390/s390.c (s390_mangle_type,
9076 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
9078 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9079 th_in_small_data_p): Likewise.
9080 * config/sh/sh.c (sh_ms_bitfield_layout_p,
9081 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9083 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
9084 sparc_mangle_type): Likewise.
9085 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
9086 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
9087 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
9089 * hooks.c (hook_bool_mode_const_rtx_false,
9090 hook_bool_mode_const_rtx_true,
9091 hook_bool_const_tree_hwi_hwi_const_tree_false,
9092 hook_bool_const_tree_hwi_hwi_const_tree_true,
9093 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9094 hook_constcharptr_const_tree_null,
9095 hook_constcharptr_const_rtx_null,
9096 hook_constcharptr_const_tree_const_tree_null,
9097 hook_constcharptr_int_const_tree_null,
9098 hook_constcharptr_int_const_tree_const_tree_null): New.
9099 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9100 hook_bool_tree_hwi_hwi_tree_false,
9101 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
9102 hook_int_tree_tree_1, hook_constcharptr_tree_null,
9103 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
9104 hook_constcharptr_int_tree_null,
9105 hook_constcharptr_int_tree_tree_null): Delete.
9106 (default_can_output_mi_thunk_no_vcall): Constify.
9107 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9108 hook_bool_tree_hwi_hwi_tree_false,
9109 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
9110 hook_int_tree_tree_1, hook_constcharptr_tree_null,
9111 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
9112 hook_constcharptr_int_tree_null,
9113 hook_constcharptr_int_tree_tree_null): Delete.
9114 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
9115 hook_bool_const_tree_hwi_hwi_const_tree_false,
9116 hook_bool_const_tree_hwi_hwi_const_tree_true,
9117 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9118 hook_constcharptr_const_tree_null,
9119 hook_constcharptr_const_rtx_null,
9120 hook_constcharptr_const_tree_const_tree_null,
9121 hook_constcharptr_int_const_tree_null,
9122 hook_constcharptr_int_const_tree_const_tree_null): New.
9123 (default_can_output_mi_thunk_no_vcall): Constify.
9124 * integrate.c (function_attribute_inlinable_p): Likewise.
9125 * integrate.h (function_attribute_inlinable_p): Likewise.
9126 * jump.c (rtx_renumbered_equal_p): Likewise.
9127 * output.h (decl_readonly_section, categorize_decl_for_section,
9128 default_use_anchors_for_symbol_p, default_binds_local_p,
9129 default_binds_local_p_1): Likewise.
9130 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
9132 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9133 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
9134 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
9135 TARGET_COMP_TYPE_ATTRIBUTES,
9136 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
9137 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
9138 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
9139 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
9140 TARGET_DWARF_CALLING_CONVENTION): Likewise.
9141 * target.h (can_output_mi_thunk, needs_block_p,
9142 first_cycle_multipass_dfa_lookahead_guard_spec,
9143 vector_alignment_reachable, comp_type_attributes,
9144 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
9145 commutative_p, use_blocks_for_constant_p,
9146 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
9147 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
9148 invalid_within_doloop, valid_dllimport_attribute_p,
9149 split_complex_arg, invalid_arg_for_unprototyped_fn,
9150 invalid_conversion, invalid_unary_op, invalid_binary_op):
9152 * targhooks.c (default_invalid_within_doloop,
9153 hook_invalid_arg_for_unprototyped_fn,
9154 default_builtin_vector_alignment_reachable): Likewise.
9155 (hook_bool_rtx_commutative_p): Delete.
9156 (hook_bool_const_rtx_commutative_p): New.
9157 * targhooks.h (default_invalid_within_doloop,
9158 default_builtin_vector_alignment_reachable,
9159 hook_invalid_arg_for_unprototyped_fn): Constify.
9160 (hook_bool_rtx_commutative_p): Delete.
9161 (hook_bool_const_rtx_commutative_p): New.
9162 * varasm.c (bss_initializer_p, decl_default_tls_model,
9163 categorize_decl_for_section, decl_readonly_section,
9164 default_use_anchors_for_symbol_p, default_binds_local_p,
9165 default_binds_local_p_1): Constify.
9167 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9169 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
9170 __NO_BUILTIN if -fno-builtin.
9172 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9174 * config/bfin/bfin.c (print_operand): Report error instead of
9175 ICE for wrong operand.
9177 2007-08-24 Michael Matz <matz@suse.de>
9179 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
9181 2007-08-24 Richard Guenther <rguenther@suse.de>
9184 * tree-ssa.c (useless_type_conversion_p): Split into a
9185 recursive and a non-recursive part.
9186 (useless_type_conversion_p_1): New function.
9187 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
9188 from maybe_fold_offset_to_reference is trivially convertible
9189 to the desired type before doing the simplification.
9191 2007-08-24 Jakub Jelinek <jakub@redhat.com>
9193 * expr.c (store_expr): Optimize initialization of an array
9195 * expr.h (builtin_strncpy_read_str): New prototype.
9196 * builtins.c (builtin_strncpy_read_str): Remove prototype.
9199 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
9202 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
9203 field when initializing if_info structure.
9205 2007-08-24 Richard Guenther <rguenther@suse.de>
9207 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
9209 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
9210 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
9211 * tree-inline.c (inlinable_function_p): Fold in common parts of
9212 the cannot_inline_tree_fn langhook.
9213 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
9214 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
9215 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9216 cannot_inline_tree_fn langhook.
9217 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
9218 cannot_inline_tree_fn member.
9220 2007-08-24 Richard Guenther <rguenther@suse.de>
9222 * expr.c (get_inner_reference): Do computation of bitoffset
9223 from offset in a way we can detect overflow reliably.
9225 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9227 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
9229 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9231 * config/bfin/bfin.opt (mfast-fp): Add.
9232 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
9233 libbffastfp override libgcc if -mfast-fp.
9234 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
9235 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
9236 (Blackfin Options): Document -mfast-fp.
9238 2007-08-24 Jakub Jelinek <jakub@redhat.com>
9240 PR tree-optimization/32573
9242 * tree-data-ref.c (initialize_data_dependence_relation): Clear
9243 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
9244 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
9245 (build_classic_dist_vector): Return false rather than true if
9246 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
9247 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
9248 returned false. Don't call save_dist_v before calling
9249 build_classic_dist_vector_1.
9250 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
9251 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
9252 DDR_DIR_VECTS vectors.
9254 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
9256 * configure.ac (leb128): Modify sed statement to work with any
9257 binutils version string.
9258 * configure: Regenerate
9260 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9262 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
9263 Wrap in RTX_CODE macro guard.
9264 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
9265 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
9266 arm_mark_dllimport, arm_pe_encode_section_info,
9267 arm_pe_unique_section): Use ISO-C function declarations.
9268 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
9269 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
9270 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
9272 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
9273 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
9275 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
9277 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
9278 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
9279 (register_move_cost): Use ISO-C function declarations.
9280 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
9281 * config/score/score-protos.h (score_declare_object): Add
9283 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
9285 * final.c (profile_function): Avoid empty if-bodies.
9288 * calls.c (must_pass_in_stack_var_size,
9289 must_pass_in_stack_var_size_or_pad): Constify.
9290 * config/alpha/alpha-protos.h (function_value): Likewise.
9291 * config/alpha/alpha.c (alpha_return_in_memory,
9292 alpha_pass_by_reference, function_value,
9293 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
9294 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
9296 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
9297 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9298 TARGET_PROMOTE_PROTOTYPES): Likewise.
9299 * config/arm/arm-protos.h (arm_return_in_memory,
9300 arm_pad_arg_upward, arm_function_value): Likewise.
9301 * config/arm/arm.c (arm_pass_by_reference,
9302 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
9303 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9304 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
9306 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
9307 * config/avr/avr-protos.h (avr_function_value): Likewise.
9308 * config/avr/avr.c (avr_return_in_memory,
9309 gas_output_limited_string, gas_output_ascii, avr_function_value,
9310 avr_return_in_memory): Likewise.
9311 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
9312 * config/bfin/bfin.c (bfin_pass_by_reference,
9313 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
9314 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
9316 * config/cris/cris.c (cris_pass_by_reference,
9317 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
9318 * config/crx/crx.c (crx_return_in_memory): Likewise.
9319 * config/darwin.c (function_base, machopic_function_base_name):
9321 * config/fr30/fr30.c (fr30_must_pass_in_stack,
9322 TARGET_PROMOTE_PROTOTYPES): Likewise.
9323 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
9324 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
9325 * config/i386/i386-protos.h (ix86_return_in_memory,
9326 ix86_sol10_return_in_memory): Likewise.
9327 * config/i386/i386.c (ix86_function_value,
9328 ix86_function_sseregparm, ix86_must_pass_in_stack,
9329 type_natural_mode, classify_argument, examine_argument,
9330 construct_container, ix86_pass_by_reference, function_value_32,
9331 function_value_64, ix86_function_value_1, return_in_memory_32,
9332 return_in_memory_64, return_in_memory_ms_64,
9333 ix86_return_in_memory, ix86_sol10_return_in_memory,
9334 TARGET_PROMOTE_PROTOTYPES): Likewise.
9335 * config/ia64/ia64-protos.h (ia64_function_value,
9336 ia64_hpux_function_arg_padding): Likewise.
9337 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
9338 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
9339 ia64_hpux_function_arg_padding): Likewise.
9340 * config/iq2000/iq2000-protos.h (function_arg,
9341 iq2000_function_value): Likewise.
9342 * config/iq2000/iq2000.c (iq2000_return_in_memory,
9343 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
9344 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9345 function_arg, iq2000_function_value): Likewise.
9346 * config/m32c/m32c-protos.h (m32c_function_value,
9347 m32c_promote_function_return): Likewise.
9348 * config/m32c/m32c.c (m32c_pass_by_reference,
9349 m32c_promote_prototypes, m32c_promote_function_return,
9350 m32c_function_value): Likewise.
9351 * config/m32r/m32r.c (m32r_return_in_memory,
9352 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
9353 m32r_in_small_data_p): Likewise.
9354 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
9356 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
9357 m68hc11_function_arg_padding): Likewise.
9358 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
9359 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
9360 m68k_function_value): Likewise.
9361 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
9362 mcore_function_value): Likewise.
9363 * config/mcore/mcore.c (handle_structs_in_regs,
9364 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
9365 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9366 mcore_num_arg_regs, mcore_function_value): Likewise.
9367 * config/mips/mips-protos.h (mips_pad_arg_upward,
9368 mips_function_value): Likewise.
9369 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
9370 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
9371 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9372 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
9373 mips_function_value): Likewise.
9374 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
9376 * config/mmix/mmix.c (mmix_pass_by_reference,
9377 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
9378 mmix_encode_section_info): Likewise.
9379 * config/mn10300/mn10300-protos.h (mn10300_function_value):
9381 * config/mn10300/mn10300.c (mn10300_return_in_memory,
9382 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
9383 mn10300_function_value): Likewise.
9384 * config/mt/mt-protos.h (mt_function_value): Likewise.
9385 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
9386 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
9387 * config/pa/pa-protos.h (function_arg_padding, function_value,
9388 pa_return_in_memory): Likewise.
9389 * config/pa/pa.c (pa_pass_by_reference,
9390 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9391 function_arg_padding, function_value, pa_return_in_memory):
9393 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
9394 * config/rs6000/rs6000-protos.h (rs6000_function_value,
9395 function_arg_padding): Likewise.
9396 * config/rs6000/rs6000.c (rs6000_return_in_memory,
9397 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
9398 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
9399 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9400 function_arg_padding, altivec_expand_dst_builtin,
9401 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
9402 altivec_init_builtins, rs6000_common_init_builtins,
9403 rs6000_function_value): Likewise.
9404 * s390/s390-protos.h (s390_function_value): Likewise.
9405 * config/s390/s390.c (s390_function_arg_size,
9406 s390_pass_by_reference, s390_return_in_memory,
9407 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
9408 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
9409 * config/score/score-protos.h (score_function_value): Likewise.
9410 * config/score/score.c (score_arg_partial_bytes,
9411 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9412 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
9413 score_pass_by_reference, score_add_offset, score_function_value):
9415 * config/sh/sh-protos.h (sh_attr_renesas_p,
9416 sh_promote_prototypes): Likewise.
9417 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
9418 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
9419 sh_attr_renesas_p): Likewise.
9420 * config/sparc/sparc-protos.h (function_value,
9421 function_arg_padding): Likewise.
9422 * config/sparc/sparc.c (sparc_promote_prototypes,
9423 sparc_return_in_memory, sparc_pass_by_reference,
9424 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9425 function_arg_record_value_2, function_arg_record_value_1,
9426 function_arg_record_value, function_arg_record_value,
9427 function_arg_padding, function_value): Likewise.
9428 * config/spu/spu-protos.h (spu_function_value): Likewise.
9429 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
9430 spu_function_value): Likewise.
9431 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
9433 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
9434 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
9435 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
9437 * config/v850/v850.c (v850_return_in_memory,
9438 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
9439 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
9440 * config/xtensa/xtensa.c (xtensa_return_in_msb,
9441 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
9442 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
9444 * explow.c (promote_mode, hard_function_value): Likewise.
9445 * expr.h (hard_function_value, promote_mode): Likewise.
9446 * function.c (aggregate_value_p): Likewise.
9447 * hooks.c (hook_bool_const_tree_true): New.
9448 * hooks.h (hook_bool_const_tree_true): New.
9449 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
9450 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
9451 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9452 TARGET_RETURN_IN_MSB): Likewise.
9453 * target.h (promote_function_args, promote_function_return,
9454 promote_prototypes, return_in_memory, return_in_msb,
9455 pass_by_reference, must_pass_in_stack, callee_copies,
9456 function_value): Likewise.
9457 * targhooks.c (default_return_in_memory,
9458 hook_pass_by_reference_must_pass_in_stack,
9459 hook_callee_copies_named,
9460 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
9461 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
9462 default_function_value): Likewise.
9463 * targhooks.h (default_return_in_memory,
9464 hook_pass_by_reference_must_pass_in_stack,
9465 hook_callee_copies_named,
9466 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
9467 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
9468 default_function_value): Likewise.
9469 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
9470 (equiv_class_label_hash, equiv_class_label_eq): Constify.
9471 * tree-vectorizer.c (bb_in_loop_p): Likewise.
9472 * tree.c (needs_to_live_in_memory): Likewise.
9473 * tree.h (struct tree_type, needs_to_live_in_memory,
9474 aggregate_value_p, must_pass_in_stack_var_size,
9475 must_pass_in_stack_var_size_or_pad): Likewise.
9476 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
9477 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
9478 lookup_filename): Likewise.
9480 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
9483 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
9484 fake fcomi i387 instruction for !TARGET_CMOVE.
9485 (ix86_expand_branch): Expand natural sequence with one jump for
9486 all targets, not only TARGET_CMOVE.
9487 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
9488 pattern to implement fake fcomi sequence. Split instruction after
9489 reload to correct compare sequences.
9490 (*cmpfp_xf_cc): Ditto.
9491 (*cmpfp_<mode>_cc): Ditto.
9492 (*cmpfp_u_cc): Ditto.
9493 (*cmpfp_<mode>_cc): Ditto.
9495 2007-08-23 Richard Guenther <rguenther@suse.de>
9497 * tree-pretty-print.c (dump_generic_node): Annotate
9498 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
9500 2007-08-23 Richard Guenther <rguenther@suse.de>
9502 * builtins.c (expand_builtin_mathfn): Wrap argument in
9503 save_expr directly instead of re-building the call.
9504 (expand_builtin_mathfn_2): Likewise.
9505 (expand_builtin_mathfn_3): Likewise.
9506 (expand_builtin_interclass_mathfn): Likewise.
9507 (expand_builtin_int_roundingfn): Set arg.
9508 (expand_builtin_int_roundingfn_2): Likewise.
9510 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
9512 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
9513 *sse_nand<mode>3, *sse_xor<mode>3): New.
9515 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
9517 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
9518 * config/i386/i386.c (print_operand): Handle ';' code. Output
9519 semicolon for TARGET_MACHO.
9520 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
9521 emit semicolon after 'lock' prefix.
9522 (sync_double_compare_and_swap<mode>): Ditto.
9523 (*sync_double_compare_and_swapdi_pic): Ditto.
9524 (*sync_compare_and_swap_cc<mode>): Ditto.
9525 (sync_double_compare_and_swap_cc<mode>): Ditto.
9526 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
9527 (sync_old_add<mode>): Ditto.
9528 (sync_add<mode>): Ditto.
9529 (sync_sub<mode>): Ditto.
9530 (sync_ior<mode>): Ditto.
9531 (sync_and<mode>): Ditto.
9532 (sync_xor<mode>): Ditto.
9534 2007-08-22 Chao-ying Fu <fu@mips.com>
9536 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
9538 (copy_rtx): Handle CONST_FIXED.
9539 (rtx_equal_p): Likewise.
9540 * rtl.h (fixed_value.h): New include.
9541 (rtx_def): Add a new field of fixed_value to u.
9542 (XCNMPFV): Define for accessing fixed_value.
9543 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
9545 * rtl.def (CONST_FIXED): New constant.
9546 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
9547 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
9548 US_ASHIFT): New codes.
9549 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
9550 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
9551 unsigned_fract_convert, unsigned_sat_fract): Document them.
9552 * varasm.c (assemble_integer): Extend to support fixed-point constants
9553 by using different machine classes.
9554 (decode_addr_const): Handle FIXED_CST.
9555 (const_hash_1): Likewise.
9556 (compare_constant): Likewise.
9557 (copy_constant): Likewise.
9558 (const_rtx_hash_1): Handle CONST_FIXED.
9559 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9560 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9562 (initializer_constant_valid_p): Handle FIXED_CST.
9563 (output_constant): Support FIXED_POINT_TYPE.
9564 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
9565 * cse.c (hash_rtx): Support CONST_FIXED.
9566 (exp_equiv_p): Likewise.
9567 (cannon_reg): Likewise.
9568 (fold_rtx): Likewise.
9569 (equiv_constant): Likewise.
9570 (cse_process_notes_1): Likewise.
9571 (count_reg_usage): Likewise.
9572 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
9573 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
9574 (wrap_constant): Check CONST_FIXED.
9575 (cselib_hash_rtx): Support CONST_FIXED.
9576 (cselib_subst_to_values): Likewise.
9577 * df-scan.c (df_uses_record): Likewise.
9578 * gcse.c (want_to_gcse_p): Likewise.
9579 (oprs_unchanged_p): Likewise.
9580 (oprs_not_set_p): Likewise.
9581 (compute_transp): Likewise.
9582 (extract_mentioned_regs_helper): Likewise.
9583 * genemit.c (gen_exp): Likewise.
9584 * local-alloc.c (equiv_init_varies_p): Likewise.
9585 (contains_replace_regs): Likewise.
9586 (memref_referenced_p): Likewise.
9587 * loop-invariant.c (check_maybe_invariant): Likewise.
9588 (hash_invariant_expr_1): Likewise.
9589 (invariant_expr_equal_p): Likewise.
9590 * postreload-gcse.c (oprs_unchanged_p): Likewise.
9591 * regclass.c (reg_scan_mark_refs): Likewise.
9592 * regrename.c (scan_rtx): Likewise.
9593 * resource.c (mark_referenced_resources): Likewise.
9594 (mark_set_resources): Likewise.
9595 * rtlanal.c (rtx_unstable_p): Likewise.
9596 (rtx_varies_p): Likewise.
9597 (count_occurrences): Likewise.
9598 (reg_mentioned_p): Likewise.
9599 (modified_between_p): Likewise.
9600 (modified_in_p): Likewise.
9601 (volatile_insn_p): Likewise.
9602 (volatile_refs_p): Likewise.
9603 (side_effects_p): Likewise.
9604 (may_trap_p_1): Likewise.
9605 (inequality_comparisons_p): Likewise.
9606 (computed_jump_p_1): Likewise.
9607 (commutative_operand_precedence): Likewise.
9608 * sched-deps.c (sched_analyze_2): Likewise.
9609 * sched-vis.c (print_value): Likewise.
9610 * reload.c (operands_match_p): Likewise.
9611 (subst_reg_equivs): Likewise.
9612 * reload1.c (eliminate_regs_1): Likewise.
9613 (elimination_effects): Likewise.
9614 (scan_paradoxical_subregs): Likewise.
9615 * alias.c (rtx_equal_for_memref_p): Likewise.
9616 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
9617 * emit-rtl.c (const_fixed_htab): New hash table.
9618 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
9620 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
9621 const_fixed_from_fixed_value): New functions.
9622 (verify_rtx_sharing): Handle CONST_FIXED.
9623 (copy_rtx_if_shared_1): Likewise.
9624 (reset_used_flags): Likewise.
9625 (set_used_flags): Likewise.
9626 (copy_insn_1): Likewise.
9627 (init_emit_once): Create const_fixed_htab.
9628 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
9630 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
9632 PR tree-optimization/32949
9633 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
9634 before failing for ivs with non-constant step.
9636 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
9638 * doc/md.texi (Iterators): Renamed from Macros. All contents
9639 changed to reflect rename of respectively define_code_macro and
9640 define_mode_macro to define_code_iterator and define_mode_iterator.
9641 (Mode Iterators, Code Iterators): Similar.
9642 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
9643 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
9644 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
9645 (initialize_iterators, find_iterator, check_code_iterator)
9646 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
9647 (read_mapping, read_rtx_1): Similar.
9648 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
9649 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
9650 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
9651 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
9652 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
9653 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
9654 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
9655 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
9656 config/rs6000/sync.md, config/rs6000/rs6000.md,
9657 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
9658 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
9659 config/vax/vax.md, config/bfin/bfin.md: Similar.
9661 2007-08-22 David Daney <ddaney@avtrex.com>
9663 * doc/install.texi (Testing): Mention testing on a simulator.
9665 2007-08-22 Janis Johnson <janis187@us.ibm.com>
9667 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
9669 * doc/libgcc.texi (Decimal float library routines): Fix formatting
9670 and rearrange floating point conversion functions into different
9673 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9675 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
9676 dfa_post_advance_cycle): New scheduler hooks.
9677 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
9678 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
9680 (TARGET_SCHED): Use them.
9681 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
9682 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
9683 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
9685 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
9686 function to facilitate debugging.
9687 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
9688 (output_insn_has_dfa_reservation_p): New static function to output
9689 insn_has_dfa_reservation_p ().
9690 (write_automata): Use it.
9691 * genattr.c (main): Output declaration for
9692 insn_has_dfa_reservation_p ().
9694 2007-08-22 Christian Bruel <christian.bruel@st.com>
9695 Richard Guenther <rguenther@suse.de>
9697 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
9698 * simplify_rtx (simplify_binary_operation_1): Likewise.
9700 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
9702 PR rtl-optimization/32557
9703 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
9704 of REGNO (mws->mw_reg).
9706 2007-08-22 Richard Guenther <rguenther@suse.de>
9709 * builtins.c (expand_builtin_int_roundingfn): Replace call
9710 argument wrapped with SAVE_EXPR directly.
9711 (expand_builtin_int_roundingfn_2): Likewise.
9713 2007-08-22 Richard Guenther <rguenther@suse.de>
9715 * tree-inline.c (inlinable_function_p): Restore disregarding
9716 inline limits for GNU extern inline functions.
9718 2007-08-22 Richard Guenther <rguenther@suse.de>
9721 * tree.c (host_integerp): Treat sizetype as signed as it is
9724 2007-08-21 Ian Lance Taylor <iant@google.com>
9726 PR tree-optimization/33134
9727 * tree-vrp.c (adjust_range_with_scev): Call
9728 set_value_range_to_value.
9730 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
9732 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
9735 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
9737 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
9740 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
9742 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
9743 cases to set eight bytes at a time.
9744 (expand_block_move): Likewise.
9746 2007-08-21 Jakub Jelinek <jakub@redhat.com>
9749 * dwarf2out.c (gen_decl_die): Don't call
9750 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
9752 2007-08-21 Paul Brook <paul@codesourcery.com>
9753 Nathan Sidwell <nathan@codesourcery.com>
9754 Mark Mitchell <mark@codesourcery.com>
9755 Joseph Myers <joseph@codesourcery.com>
9757 * configure.ac: Add --with-pkgversion and --with-bugurl.
9758 * configure: Regenerate.
9759 * doc/install.texi: Document them.
9760 * version.c (version_string): Remove VERSUFFIX.
9761 (VERSUFFIX): Remove.
9762 (pkgversion_string): New.
9763 (bug_report_url): Do not hard-code initializer.
9764 * version.h (pkgversion_string): Declare.
9765 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
9767 (version.o): Define PKGVERSION and BUGURL.
9768 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
9769 (%.pod): Define BUGURL.
9770 * gcc.c (process_command, main): Use pkgversion_string.
9771 * toplev.c (compile_file, print_version): Likewise.
9772 * protoize.c (main): Likewise.
9773 * gcov.c (print_version): Likewise. Update copyright date.
9774 * gcov-dump.c (print_version): Likewise. Update copyright date.
9775 * mips-tdump.c (main): Likewise. Update copyright date.
9776 * mips-tfile.c (main): Likewise. Update copyright date.
9777 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
9778 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
9779 shorten description.
9780 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
9781 * doc/gccint.texi: Likewise.
9782 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
9783 Update copyright date.
9785 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
9787 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
9788 (ix86_expand_strlensi_unroll_1): Ditto.
9789 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
9790 (ix86_expand_carry_flag_compare): Update comment.
9792 2007-08-21 Jakub Jelinek <jakub@redhat.com>
9795 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
9796 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
9798 2007-08-21 Richard Guenther <rguenther@suse.de>
9800 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
9802 2007-08-21 Richard Guenther <rguenther@suse.de>
9805 * fold-const.c (fold_binary): Remove index +p PTR folding.
9806 Fix types of POINTER_PLUS_EXPR generated by folding of
9809 2007-08-20 Chao-ying Fu <fu@mips.com>
9811 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
9812 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
9813 RID_ONEWAY, so that it can be checked in declspecs_add_type.
9814 (c_common_fixed_point_type_for_size): Declare.
9815 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
9816 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
9817 (c_token_starts_declspecs): Likewise.
9818 (c_parser_declspecs): Likewise.
9819 (c_parser_attributes): Likewise.
9820 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
9821 (c_declspecs): Add saturating_p.
9822 * c-decl.c (build_null_declspecs): Initialize saturating_p.
9823 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
9824 _Sat. Handle RID_SAT.
9825 Avoid using void, bool, char, int, float, double, _Decimal32,
9826 _Decimal64, _Decimal128, and complex with _Sat.
9827 Handle RID_FRACT and RID_ACCUM.
9828 Make sure _Sat is used with _Fract or _Accum.
9829 (finish_declspecs): Handle cts_fract and cts_accum.
9830 * c-common.c (fixed-value.h): New include.
9831 (constant_expression_warning): Handle FIXED_CST.
9832 (overflow_warning): Likewise.
9833 (warnings_for_convert_and_check): Likewise.
9834 (c_common_fixed_point_type_for_size): New.
9835 (c_common_type_for_mode): Handle fixed-point modes to
9836 return various saturating/non-saturating, signed/unsigned types.
9837 (c_common_signed_or_unsigned_type): Support fixed-point types.
9838 (shorten_compare): Check fixed-point zero.
9839 Handle FIXED_POINT_TYPE.
9840 (c_common_truthvalue_conversion): Handle FIXED_CST.
9841 Handle FIXED_POINT_TYPE.
9842 (c_common_nodes_and_builtins): Record builtin types for fixed-point
9844 (handle_mode_attribute): Handle fixed-point modes. Need to check
9845 if the signness of base type and fixed-point modes are consistent.
9846 (handle_vector_size_attribute): Handle fixed-point modes.
9847 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
9848 (warn_for_div_by_zero): Check fixed-point zero.
9849 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
9850 a common fixed-point type based on fbit, ibit, sign, and saturation.
9851 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
9852 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
9853 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
9854 (convert_for_assignment): Support FIXED_POINT_TYPE.
9855 (digest_init): Handle FIXED_POINT_TYPE.
9856 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
9857 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
9858 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
9859 GE_EXPR, LT_EXPR, GT_EXPR.
9860 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
9861 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
9862 * target.h (gcc_target): Add fixed_point_supported_p.
9863 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
9864 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
9865 (default_fixed_point_supported_p): Define.
9866 * targhooks.h (default_fixed_point_supported_p): Declare.
9867 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
9868 * doc/install.texi (Configuration): Add --enable-fixed-point.
9869 * configure.ac (--enable-fixed-point): New to enable fixed-point
9870 arithmetic extension to C. For mips targets, we enable it by default.
9871 * configure, config.in: Regenerate.
9873 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
9875 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
9877 2007-08-20 David Edelsohn <edelsohn@gnu.org>
9879 * dwarf2out.c (text_section_used): Move declaration outside ifdef
9880 DWARF2_DEBUGGING_INFO.
9881 (cold_text_section_used): Same.
9882 (cold_text_section): Same.
9884 2007-08-20 Richard Guenther <rguenther@suse.de>
9886 * c-typeck.c (convert_for_assignment): Use the type of
9887 the member for the initialization.
9889 2007-08-20 Richard Guenther <rguenther@suse.de>
9891 * c-objc-common.c (c_disregard_inline_limits): Remove.
9892 * c-objc-common.h (c_disregard_inline_limits): Likewise.
9893 * cgraphunit.c (cgraph_process_new_functions): Call
9894 disregard_inline_limits_p.
9895 (cgraph_preserve_function_body_p): Likewise.
9896 * ipa-inline.c (compute_inline_parameters): Likewise.
9897 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
9899 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
9900 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9901 disregard_inline_limits langhook.
9902 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
9904 * langhooks.h (lang_hooks_for_tree_inlining): Remove
9905 disregard_inline_limits langhook.
9906 * tree-inline.c (disregard_inline_limits_p): New function.
9907 * tree-inline.h (disregard_inline_limits_p): Declare.
9909 2007-08-20 Richard Guenther <rguenther@suse.de>
9911 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
9912 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
9913 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9914 auto_var_in_fn_p langhook.
9915 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
9917 * tree.c (auto_var_in_fn_p): ... here.
9918 (find_var_from_fn): Call auto_var_in_fn_p directly.
9919 * langhooks.h (lang_hooks_for_tree_inlining): Remove
9920 auto_var_in_fn_p langhook.
9921 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
9922 (copy_body_r): Likewise.
9923 (self_inlining_addr_expr): Likewise.
9924 * tree.h (auto_var_in_fn_p): Declare.
9926 2007-08-20 Richard Guenther <rguenther@suse.de>
9928 * tree.c (WALK_SUBTREE): Call walk_tree_1.
9929 (walk_type_fields): Take lh parameter.
9930 (walk_tree): Rename to ...
9931 (walk_tree_1): ... this. Do not call the walk_subtrees
9932 langhook but the now passed callback. Pass lh on recursion.
9933 (walk_tree_without_duplicates): Rename to ...
9934 (walk_tree_without_duplicates_1): ... this. Take lh parameter
9935 and call walk_tree_1.
9936 * tree.h (walk_tree_lh): New typedef.
9937 (walk_tree_1): Declare.
9938 (walk_tree_without_duplicates_1): Likewise.
9939 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
9940 (walk_tree_without_duplicates): New define to
9941 walk_tree_without_duplicates_1 with NULL lh parameter.
9942 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
9943 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
9945 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
9946 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
9947 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
9950 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
9953 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
9954 code in front of the compacting of basic blocks.
9955 Move the folding of statements inbetween the cgraph checking
9956 and compacting of basic blocks.
9958 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9959 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9962 * config/alpha/alpha.c (va_list_skip_additions): Check for
9963 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
9964 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
9965 PLUS_EXPR when checking ap.__base.
9966 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
9967 when doing addition on pointer types. Use size_int instead of
9969 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
9970 ptr_type in the second operand.
9972 2007-08-19 Andrew Pinski <pinskia@gmail.com>
9975 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
9977 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9980 * cfgexpand.c (expand_one_register_var): Mark pointer
9981 DECL_ARTIFICIAL as REG_POINTER also.
9982 * stmt.c (expand_decl): Likewise.
9984 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
9991 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
9992 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
9993 on_worklist argument and avoid adding things to worklist multiple
9995 (add_to_worklist): Ditto.
9996 (mark_aliases_call_clobbered): Mark entire structure clobbered if
9997 single SFT is clobbered.
9998 (set_initial_properties): Ditto.
9999 (compute_call_clobbered): Update for changes to function
10001 (create_overlap_variables_for): Always create SFT for offset 0.
10002 (create_structure_vars): Handle PHI's, since we are in SSA form at
10004 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
10005 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
10007 (add_vars_for_offset): Figure out aliases from access + points-to.
10008 (add_virtual_operand): Use add_vars-for_offset.
10009 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
10010 (add_call_clobber_ops): Remove makes_clobbering_call set.
10011 (get_expr_operands): Always pass through the INDIRECT_REF
10013 * tree-ssa-structalias.c (struct constraint_graph): Remove
10015 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
10016 address_taken, pt_used, number_incoming.
10017 (FIRST_ADDR_NODE): Removed.
10018 (merge_graph_nodes): Remove broken code for the moment.
10019 (init_graph): New function.
10020 (build_pred_graph): Remove code to init_graph.
10021 Add location equivalence support.
10022 (struct scc_info): Rename roots to deleted.
10023 (scc_visit): Ditto.
10024 (init_scc_info): Ditto
10025 (init_topo_info): Use graph->size.
10026 (compute_topo_order): Ditto.
10027 (do_da_constraint): Removed.
10028 (do_sd_constraint): Remove calls to find().
10029 set_union_with_increment should always get 0 as last arg here.
10030 (do_complex_constraint): Replace do_da_constraint with assert.
10032 (struct equiv_class_label): New.
10033 (pointer_equiv_class_table): Ditto.
10034 (location_equiv_class_table): Ditto.
10035 (equiv_class_label_hash): Ditto.
10036 (equiv_class_label_eq): Ditto
10037 (equiv_class_lookup): Ditto.
10038 (equiv_class_ladd): Ditto.
10039 (pointer_equiv_class): Ditto.
10040 (location_equiv_class): Ditto.
10041 (condense_visit): Rename and rewrite from label_visit to do only
10042 SCC related stuff for HU.
10043 (label_visit): Do HU work for HU.
10044 (perform_var_substitution): Update to do HU and location
10046 (free_var_substitution_info): Update to free HU and location
10047 equivalence structures. */
10048 (find_equivalent_node): Update for pointer but not location
10050 (unite_pointer_equivalences): New function.
10051 (move_complex_constraints): Rewrite to only do moving.
10052 (rewrite_constraints): Split out of move_complex_constraints.
10053 (solve_graph): Use graph->size.
10054 (process_constraint_1): Add from_call argument, use it.
10055 Split *a = &b into two constraints.
10056 (process_constraint): Use new process_constraint_1.
10057 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
10058 (get_constraint_for): Handle non-pointer integers properly.
10059 Remove code that used to handle structures.
10060 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
10061 with unknown addends.
10062 (handle_rhs_call): New function.
10063 (find_func_aliases): Use handle_rhs_call.
10064 (set_uids_in_ptset): Add an assert.
10065 (set_used_smts): Fix bug in not considering unified vars.
10066 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
10067 (compute_points_to_sets): Update for other function changes.
10068 (delete_points_to_sets): Ditto.
10069 (ipa_pta_execute): Ditto.
10070 (pass_ipa_pta): We need to update SSA after ipa_pta.
10072 2007-08-19 Jan Hubicka <jh@suse.cz>
10074 * i386.md: Replace "rim" and "mri" constraints by "g".
10076 2007-08-19 Joseph Myers <joseph@codesourcery.com>
10078 * dwarf2out.c (text_section_used, cold_text_section_used,
10079 cold_text_section, dwarf2out_note_section_used): New.
10080 (dwarf2out_init): Initialize cold_text_section.
10081 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
10082 dwarf2out_note_section_used.
10083 (size_of_aranges): Only count entry for text section if it was
10084 used. Count entry for cold text section if it was used.
10085 (output_aranges): Only output entries for text section and cold
10086 text section if they were used.
10088 2007-08-19 Andrew Pinski <pinskia@gmail.com>
10090 * tree-pretty-print.c (debug_generic_expr): Add a comment about
10092 (debug_generic_stmt): Likewise.
10093 (debug_tree_chain): Likewise.
10095 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
10097 * tree-data-refs.c (split_constant_offset): Expose.
10098 * tree-data-refs.h (split_constant_offset): Add declaration.
10100 * tree-vectorizer.h (dr_alignment_support): Renamed
10101 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
10102 Added a new value dr_explicit_realign.
10103 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
10104 dr_offset, dr_step, and dr_aligned_to, along with new access
10105 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
10106 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
10107 STMT_VINFO_DR_ALIGNED_TO.
10109 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
10111 In case of outer-loop vectorization with non-fixed misalignment - use
10112 the dr_explicit_realign scheme instead of the optimized realignment
10114 (new_stmt_vec_info): Initialize new fields.
10116 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
10117 'nested_in_vect_loop' case. Change verbosity level.
10118 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
10119 Don't fail on zero step in the outer-loop for loads.
10120 (vect_analyze_data_refs): Call split_constant_offset to calculate
10121 base, offset and init relative to the outer-loop.
10123 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
10124 BSI function argument with a new function argument - at_loop.
10125 Simplify the condition that determines STEP. Takes additional argument
10126 INV_P. Support outer-loop vectorization (handle the
10127 nested_in_vect_loop case), including zero step in the outer-loop. Call
10128 vect_create_addr_base_for_vector_ref with additional argument.
10129 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
10130 Updated function documentation. Handle the 'nested_in_vect_loop' case.
10131 Fixed and simplified calculation of step.
10132 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
10133 of bsi, and with additional argument. Call bump_vector_ptr with
10134 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
10135 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
10136 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
10137 when the realignment setup needs to take place inside the loop.
10138 Support the dr_explicit_realign scheme. Allow generating the optimized
10139 realignment scheme for outer-loop vectorization. Added documentation.
10140 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
10141 the 'nested_in_vect_loop' case, including loads that are invariant in
10142 the outer-loop and the realignment schemes. Handle the case when the
10143 realignment setup needs to take place inside the loop. Call
10144 vect_setup_realignment with additional arguments. Call
10145 vect_create_data_ref_ptr with additional argument and with loop instead
10146 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
10147 (vect_gen_niters_for_prolog_loop): Call
10148 vect_create_addr_base_for_vector_ref with additional arguments.
10149 (vect_create_cond_for_align_checks): Likewise.
10150 (bump_vector_ptr): Updated to support the new dr_explicit_realign
10151 scheme: takes additional argument bump; argument ptr_incr is now
10152 optional; updated documentation.
10153 (vect_init_vector): Takes additional argument (bsi). Use it, if
10154 available, to insert the vector initialization.
10155 (get_initial_def_for_induction): Pass additional argument in call to
10157 (vect_get_vec_def_for_operand): Likewise.
10158 (vect_setup_realignment): Likewise.
10159 (vectorizable_load): Likewise.
10161 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
10163 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
10164 as argument instead of struct loop.
10165 (nested_in_vect_loop_p): New function.
10166 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
10167 vect_used_in_outer.
10168 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
10169 from other phis in the loop.
10170 (destroy_loop_vec_info): Add additional argument to declaration.
10172 * tree-vectorizer.c (supportable_widening_operation): Also check if
10173 nested_in_vect_loop_p (don't allow changing the order in this case).
10174 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
10175 of struct loop. Call nested_in_vect_loop_p and don't require
10176 flag_unsafe_math_optimizations if it returns true.
10177 (new_stmt_vec_info): When setting def_type for phis differentiate
10178 loop-header phis from other phis.
10179 (bb_in_loop_p): New function.
10180 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
10181 just update their loop_vinfo. Order of BB traversal now matters -
10182 call dfs_enumerate_from with bb_in_loop_p.
10183 (destroy_loop_vec_info): Takes additional argument to control whether
10184 stmt_vinfo of the loop stmts should be destroyed as well.
10185 (vect_is_simple_reduction): Allow the "non-reduction" use of a
10186 reduction stmt to be defines by a non loop-header phi.
10187 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
10189 * tree-vect-transform.c (vectorizable_reduction): Call
10190 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
10191 (vectorizable_call): Likewise.
10192 (vectorizable_conversion): Likewise.
10193 (vectorizable_operation): Likewise.
10194 (vectorizable_type_promotion): Likewise.
10195 (vectorizable_type_demotion): Likewise.
10196 (vectorizable_store): Likewise.
10197 (vectorizable_live_operation): Likewise.
10198 (vectorizable_reduction): Likewise. Also pass loop_info to
10199 vect_is_simple_reduction instead of loop.
10200 (vect_init_vector): Call nested_in_vect_loop_p.
10201 (get_initial_def_for_reduction): Likewise.
10202 (vect_create_epilog_for_reduction): Likewise.
10203 (vect_init_vector): Check which loop to work with, in case there's an
10205 (get_initial_def_for_inducion): Extend to handle outer-loop
10206 vectorization. Fix indentation.
10207 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
10208 In the case vect_induction_def get the vector def from the induction
10209 phi node, instead of calling get_initial_def_for_inducion.
10210 (get_initial_def_for_reduction): Extend to handle outer-loop
10212 (vect_create_epilog_for_reduction): Extend to handle outer-loop
10214 (vect_transform_loop): Change assert to just skip this case. Add a
10216 (vect_finish_stmt_generation): Add a couple asserts.
10218 (vect_estimate_min_profitable_iters): Multiply
10219 cost of inner-loop stmts (in outer-loop vectorization) by estimated
10221 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
10222 this is an inner-loop reduction in outer-loop vectorization.
10224 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
10225 Same code as what used to be vect_analyze_scalar_cycles, only with
10226 additional argument loop, and loop_info passed to
10227 vect_is_simple_reduction instead of loop.
10228 (vect_analyze_scalar_cycles): Code factored out into
10229 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
10230 Updated documentation.
10231 (analyze_operations): Check for inner-loop loop-closed exit-phis during
10232 outer-loop vectorization that are live or not used in the outerloop,
10233 cause this requires special handling.
10234 (vect_enhance_data_refs_alignment): Don't consider versioning for
10236 (vect_analyze_data_refs): Check that there are no datarefs in the
10238 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
10239 and vect_used_in_outer_by_reduction cases.
10240 (process_use): Also consider the case of outer-loop stmt defining an
10241 inner-loop stmt and vice versa.
10242 (vect_analyze_loop_1): New function.
10243 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
10244 loops. Call vect_analyze_loop_1.
10245 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
10246 been vectorized. Call destroy_loop_vec_info with additional argument.
10248 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
10249 in the inner-loop when doing outer-loop vectorization. Add
10250 documentation and printout.
10251 (vect_recog_dot_prod_pattern): Likewise. Also add check for
10252 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
10254 2007-08-18 Andrew Pinski <pinskia@gmail.com>
10256 * tree-affine.h (print_aff): New prototype.
10257 (debug_aff): Likewise.
10258 * tree-affine.c (print_aff): New function.
10259 (debug_aff): Likewise.
10261 2007-08-18 Paul Brook <paul@codesourcery.com>
10262 Joseph Myers <joseph@codesourcery.com>
10264 * common.opt (-fdebug-prefix-map=): New option.
10265 * opts.c: Include debug.h.
10266 (common_handle_option): Handle -fdebug-prefix-map.
10267 * final.c: Include ggc.h.
10268 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
10269 remap_debug_filename): New.
10270 * Makefile.in (final.o, opts.o): Update dependencies.
10271 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
10272 * configure.ac: Check for assembler --debug-prefix-map support.
10273 * configure, config.in: Regenerate.
10274 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
10275 (ASM_DEBUG_SPEC): Include ASM_MAP.
10276 * doc/install.texi (--with-debug-prefix-map): Document.
10277 * doc/invoke.texi (-fdebug-prefix-map): Document.
10278 * dbxout.c (dbxout_init, dbxout_start_source_file,
10279 dbxout_source_file): Call remap_debug_filename.
10280 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
10281 dwarf2out_start_source_file, dwarf2out_finish): Call
10282 remap_debug_filename.
10283 (file_table_relative_p): Do not check d->emitted_number.
10284 * toplev.c (output_file_directive): Call remap_debug_filename.
10285 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
10286 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
10288 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10290 * loop-invariant.c (find_invariants_to_move): Add missing macro
10293 2007-08-17 Tom Tromey <tromey@redhat.com>
10295 * tree.h (struct tree_label_decl): Removed old "java" fields.
10297 2007-08-17 Richard Sandiford <richard@codesourcery.com>
10298 Nigel Stephens <nigel@mips.com>
10300 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
10301 Treat -mno-data-in-code and -mcode-xonly as aliases for
10302 -mcode-readable=no and -mcode-readable=pcrel respectively.
10303 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
10304 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
10305 (MULTILIB_DIRNAMES): Update accordingly.
10307 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
10309 * Makefile.in (version.o): Depend on $(REVISION) only if
10310 REVISION_s is defined.
10312 2007-08-17 Sa Liu <saliu@de.ibm.com>
10313 Ulrich Weigand <uweigand@de.ibm.com>
10315 PR middle-end/32970
10316 * tree.c (reconstruct_complex_type): For a pointer to a vector,
10317 use build_qualified_type to retain qualifiers of the base type.
10319 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
10321 * config/score/score.md : Update pattern tablejump.
10322 * config/score/score.c : Update score_initialize_trampoline
10324 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
10325 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
10326 * doc/contrib.texi: Add my entry.
10328 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
10330 * Makefile.in (REVISION): New.
10333 (version.o): Also depend on $(REVISION). Add
10334 -DREVISION=$(REVISION_s).
10336 * version.c (version_string): Add REVISION.
10338 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
10340 * tree-eh.c (lower_try_finally_onedest): Reset the locus
10341 of GOTO that's relocated to a different block.
10343 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10345 * c-common.c (const_strip_array_types): New.
10346 * c-common.h (lang_missing_noreturn_ok_p): Delete.
10347 (const_strip_array_types): New.
10348 * c-objc-common.c (c_disregard_inline_limits,
10349 c_warn_unused_global_decl): Constify.
10350 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
10351 c_vla_type_p, c_incomplete_type_error): Likewise.
10352 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
10353 * hooks.c (hook_bool_const_tree_false): New.
10354 * hooks.h (hook_bool_const_tree_false): Likewise.
10355 * langhooks-def.h (lhd_warn_unused_global_decl,
10356 lhd_incomplete_type_error, lhd_expr_size,
10357 lhd_tree_inlining_disregard_inline_limits,
10358 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
10359 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
10360 * langhooks.c (lhd_warn_unused_global_decl,
10361 lhd_incomplete_type_error,
10362 lhd_tree_inlining_disregard_inline_limits,
10363 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
10364 lhd_expr_size): Likewise.
10365 * langhooks.h (lang_hooks_for_tree_inlining,
10366 lang_hooks_for_tree_dump, lang_hooks_for_types,
10367 lang_hooks_for_decls, lang_hooks): Likewise.
10368 * pointer-set.c (pointer_set_t, pointer_set_create,
10369 pointer_set_contains, insert_aux, pointer_set_insert,
10370 pointer_set_traverse, pointer_map_t, pointer_map_create,
10371 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
10373 * pointer-set.h (pointer_set_contains, pointer_set_insert,
10374 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
10375 pointer_map_traverse): Likewise.
10376 * predict.c (assert_is_empty): Likewise.
10377 * tree-affine.c (free_name_expansion): Likewise.
10378 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
10379 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
10380 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
10382 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
10384 * tree-vectorizer.c (new_loop_vec_info): Initialize new
10386 (destroy_loop_vec_info): Add call to VEC_free.
10387 * tree-vectorizer.h (may_alias_ddrs): Define.
10388 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
10389 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
10390 Change reporting to dump.
10391 (vect_is_duplicate_ddr): New.
10392 (vect_mark_for_runtime_alias_test): New.
10393 (vect_analyze_data_ref_dependences) Add call to
10394 vect_mark_for_runtime_alias_test.
10395 (vect_enhance_data_refs_alignment): Define local variable
10396 vect_versioning_for_alias_required, don't perform
10397 peeling for alignment if versioning for alias is
10399 (vect_enhance_data_refs_alignment): Use
10400 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
10401 PARAM_VECT_MAX_VERSION_CHECKS.
10402 * tree-vect-transform.c
10403 (vect_create_cond_for_alias_checks): New.
10404 (vect_transform_loop): Add call to
10405 vect_create_cond_for_alias_checks.
10406 (vect_vfa_segment_size): New.
10407 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
10409 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
10411 (vect-max-version-for-alignment-checks): Document.
10412 (vect-max-version-for-alias-checks): Document.
10413 (vect-max-version-checks): Remove.
10415 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
10417 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
10418 the same line as the instruction for all asm dialects.
10419 (*rep_movsi): Ditto.
10420 (*rep_movsi_rex64): Ditto.
10421 (*rep_movqi): Ditto.
10422 (*rep_movqi_rex64): Ditto.
10423 (*rep_stosdi_rex64): Ditto.
10424 (*rep_stossi): Ditto.
10425 (*rep_stossi_rex64): Ditto.
10426 (*rep_stosqi): Ditto.
10427 (*rep_stosqi_rex64): Ditto.
10428 (*cmpstrnqi_nz_1): Ditto.
10429 (*cmpstrnqi_nz_rex_1): Ditto.
10430 (*cmpstrnqi_1): Ditto.
10431 (*cmpstrnqi_rex_1): Ditto.
10432 (*strlenqi_1): Ditto.
10433 (*strlenqi_rex_1): Ditto.
10434 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
10435 prefix on the same line as the instruction for all asm dialects.
10436 (sync_double_compare_and_swap<mode>): Ditto.
10437 (*sync_double_compare_and_swapdi_pic): Ditto.
10438 (*sync_compare_and_swap_cc<mode>): Ditto.
10439 (sync_double_compare_and_swap_cc<mode>): Ditto.
10440 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
10441 (sync_old_add<mode>): Ditto.
10442 (sync_add<mode>): Ditto.
10443 (sync_sub<mode>): Ditto.
10444 (sync_ior<mode>): Ditto.
10445 (sync_and<mode>): Ditto.
10446 (sync_xor<mode>): Ditto.
10448 2007-08-16 Richard Sandiford <richard@codesourcery.com>
10450 PR middle-end/32897
10451 * reload.c (find_reloads): Check that the memory returned by
10452 find_reloads_toplev was not the result of forcing a constant
10454 (find_reloads_toplev): Always use simplify_gen_subreg to get
10455 the subreg of a constant. If the result is also a constant,
10456 but not a legitimate one, force it into the constant pool
10457 and reload its address.
10459 2007-08-15 David Edelsohn <edelsohn@gnu.org>
10461 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
10464 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
10466 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
10467 directive for the current vector ABI.
10469 2007-08-15 Steve Ellcey <sje@cup.hp.com>
10472 * caller-save.c (reg_save_code): Set invalide status on restore code.
10474 2007-08-15 Diego Novillo <dnovillo@google.com>
10476 * tree-ssa-alias.c (compute_memory_partitions): Use
10477 alias_bitmap_obstack to allocate bitmaps.
10478 (reset_alias_info): Factor out of init_alias_info.
10479 Mark all name tags not associated to an SSA name for renaming.
10480 (init_alias_info): Call it.
10481 (create_name_tags): Tidy. Add comments.
10482 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
10484 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10486 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
10487 scheduler dependencies.
10489 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
10491 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
10492 "register_operand".
10493 (*iorsi_1_zext): Likewise.
10494 (*iorsi_1_zext_imm): Likewise.
10495 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
10496 with "rm"/"xm" constraint.
10497 (sse2_vmsqrtv2df2): Likewise.
10499 2007-08-15 Jakub Jelinek <jakub@redhat.com>
10501 PR middle-end/33074
10502 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
10505 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
10507 * tree-pass.h (PROP_pta): Removed.
10508 (TODO_rebuild_alias): New.
10509 (pass_may_alias): Removed.
10510 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
10511 aliasing if we changed something.
10512 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
10514 (pass_may_alias): Removed.
10515 (create_structure_vars): Return TODO_rebuild_alias.
10516 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
10517 * tree-sra.c (tree_sra): Only rebuild aliasing if something
10519 (tree_sra_early): We never affect aliasing right now.
10520 * tree-flow.h (compute_may_aliases): New prototype.
10521 * passes.c: Remove pass_may_alias from the passes.
10522 (execute_function_todo): Support TODO_rebuild_alias.
10524 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
10526 * i386.c: (legitimize_address): Move dllimported variable check
10527 infront of legitimizing pic address of CONST symbols.
10529 2007-08-14 Steve Ellcey <sje@cup.hp.com>
10531 PR tree-optimization/32941
10532 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
10533 (goto_queue_cmp): Remove.
10534 (find_goto_replacement): Change search method.
10535 (maybe_record_in_goto_queue): Add assert.
10536 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
10537 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
10539 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10541 * alias.c (component_uses_parent_alias_set): Constify.
10542 * alias.h (component_uses_parent_alias_set): Likewise.
10543 * cfgrtl.c (print_rtl_with_bb): Likewise.
10544 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
10545 mpz_get_double_int): Likewise.
10546 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
10547 mpz_get_double_int): Likewise.
10548 * expr.c (is_aligning_offset, undefined_operand_subword_p,
10549 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
10551 * expr.h (safe_from_p): Likewise.
10552 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
10554 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
10555 zero_sized_type, goa_lhs_expr_p): Likewise.
10556 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
10557 * rtl.h (print_rtl_with_bb): Likewise.
10558 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
10559 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
10560 * tree-flow-inline.h (bb_stmt_list): Constify.
10561 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
10563 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
10564 const_first_stmt, const_last_stmt): New.
10565 (block_may_fallthru, empty_block_p): Constify.
10566 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
10567 EXPR_ONLY_BODY): New.
10568 (expr_first, expr_last, expr_only): Use macro for body.
10569 (const_expr_first, const_expr_last, const_expr_only): New.
10570 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
10571 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
10572 ctsi_prev, ctsi_stmt): New.
10573 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
10574 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
10575 * tree-ssa-loop-niter.c (loop_only_exit_p,
10576 derive_constant_upper_bound): Likewise.
10577 * tree-ssa-phiopt.c (empty_block_p): Likewise.
10578 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
10579 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
10580 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
10581 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
10582 * tree.c (get_type_static_bounds): Likewise.
10583 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
10584 (get_type_static_bounds): Constify.
10586 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
10589 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
10590 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
10591 (*<addsub><mode>3_cc_overflow): New.
10592 (*add<mode>3_cconly_overflow): New.
10593 (*sub<mode>3_cconly_overflow): New.
10594 (*<addsub>si3_zext_cc_overflow): New.
10595 * config/i386/predicates.md (fcmov_comparison_operator): Accept
10596 CCCmode for LTU, GTU, LEU and GEU.
10597 (ix86_comparison_operator): Likewise.
10598 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
10599 * config/i386/i386.c (put_condition_code): Support CCCmode.
10600 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
10601 or MINUS expressions.
10603 2007-08-14 Andrew Pinski <pinskia@gmail.com>
10606 * c-typeck.c (build_binary_op): Disallow vector float types with
10607 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
10609 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
10611 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
10612 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
10613 (dep_def): New typedef.
10614 (init_dep_1, sd_debug_dep): Declare functions.
10615 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
10616 (debug_dep_links): Remove.
10617 (struct _deps_list): New field 'n_links'.
10618 (DEPS_LIST_N_LINKS): New macro.
10619 (FOR_EACH_DEP_LINK): Remove.
10620 (create_deps_list, free_deps_list, delete_deps_list): Remove
10622 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
10623 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
10624 (copy_deps_list_change_con, move_dep_link): Ditto.
10625 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
10626 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
10628 (INSN_BACK_DEPS): Remove.
10629 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
10631 (INSN_DEP_COUNT): Remove.
10632 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
10633 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
10634 Declare global variables.
10635 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
10636 (add_forw_dep, compute_forward_dependences): Remove declarations.
10637 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
10638 (add_back_forw_dep, delete_back_forw_dep): Ditto.
10639 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
10641 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
10643 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
10644 (sd_list_types_def): New typedef.
10645 (sd_next_list): Declare function.
10646 (struct _sd_iterator): New type.
10647 (sd_iterator_def): New typedef.
10648 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
10650 (FOR_EACH_DEP): New cycle wrapper.
10651 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
10653 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
10654 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
10657 * sched-deps.c (init_dep_1): Make global.
10658 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
10660 (dump_dep): New static function.
10661 (dump_dep_flags): New static variable.
10662 (sd_debug_dep): New function.
10663 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
10665 (move_dep_link): Use remove_from_deps_list (), instead of
10666 detach_dep_link ().
10667 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
10668 (dep_link_is_detached_p): New static function.
10669 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
10671 (dn_pool, dl_pool): New alloc_pools.
10672 (dn_pool_diff, dl_pool_diff): New static variables.
10673 (create_dep_node, delete_dep_node): New static function.
10674 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
10675 (deps_list_empty_p): Make it static. Use 'n_links' field.
10676 (deps_pools_are_empty_p): New static function.
10677 (alloc_deps_list, delete_deps_list): Remove.
10678 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
10679 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
10680 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
10681 (forward_dependency_cache): Remove.
10682 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
10683 'back' from the names. Change signature to use dep_t instead of
10685 (add_back_dep): Ditto. Make global.
10686 (check_dep_status): Rename to check_dep ().
10687 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
10689 (sd_finish_insn): Ditto.
10690 (sd_find_dep_between_no_cache): New static function.
10691 (sd_find_dep_between): New function.
10692 (ask_dependency_caches, set_dependency_caches): New static functions.
10693 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
10694 (add_or_update_dep_1): Separate pieces of functionality into
10695 ask_dependency_caches (), update_dependency_caches (),
10696 change_spec_dep_to_hard (), update_dep ().
10697 (get_back_and_forw_lists): New static function.
10698 (sd_add_dep): Separate setting of dependency caches into
10699 set_dependency_caches ().
10700 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
10702 (sd_delete_dep): Ditto.
10703 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
10704 (dump_lists): New static function.
10705 (sd_debug_lists): New debug function.
10706 (delete_all_dependences, fixup_sched_groups): Update to use
10707 sd_* infrastructure.
10708 (sched_analyze_2): Create data-speculative dependency only if
10709 data-speculation is enabled.
10710 (sched_analyze_insn): If insn cannot be speculative, make all its
10711 dependencies non-speculative.
10712 (sched_analyze): Use sd_init_insn ().
10713 (add_forw_dep, compute_forward_dependencies): Remove.
10714 (delete_dep_nodes_in_back_deps): New static function.
10715 (sched_free_deps): New function.
10716 (init_dependency_caches): Init alloc_pools.
10717 (extend_depedency_caches): Update after removing of
10718 forward_dependency_cache.
10719 (free_dependency_caches): Ditto. Free alloc_pools.
10720 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
10721 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
10723 (add_back_forw_dep, delete_back_forw_dep): Ditto.
10724 (add_dependence): Use init_dep ().
10725 (get_dep_weak_1): New static function.
10726 (get_dep_weak): Move logic to get_dep_weak_1 ().
10727 (dump_ds): New static function moved from haifa-sched.c:
10728 debug_spec_status ().
10729 (debug_ds): New debug function.
10730 (check_dep_status): Rename to check_dep (). Update to check whole
10733 * haifa-sched.c (spec_info): Make global.
10734 (added_recovery_block_p): Rename to
10735 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
10736 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
10737 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
10738 to use new interfaces.
10739 (ok_for_early_queue_removal): Ditto.
10740 (schedule_block): Initialize logical uids of insns emitted by the
10742 (sched_init): Initialize new variable.
10743 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
10745 (extend_global): Initialize insn data.
10746 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
10747 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
10749 (add_to_speculative_block): Update to use new interfaces.
10750 (create_recovery_block): Set new variables.
10751 (create_check_block_twin, fix_recovery_deps): Update to use new
10753 (sched_insn_is_legitimate_for_speculation_p): New function.
10754 (speculate_insn): Move checking logic to
10755 sched_insn_is_legitimate_for_speculation_p ().
10756 (sched_remove_insn): Finalize sched-deps information of instruction.
10757 (clear_priorities, add_jump_dependencies): Update to use new
10759 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
10761 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
10762 to use new interfaces.
10763 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
10764 (new_ready): Try to use control speculation only if it is available.
10765 (add_branch_dependences): Update to use new interfaces.
10766 (compute_block_backward_dependences): Rename to
10767 compute_block_dependences (). Call
10768 targetm.sched.dependencies_evaluation_hook ().
10769 (free_block_dependencies): New static function.
10770 (debug_dependencies): Update to use new interfaces.
10771 (schedule_region): Remove separate computation of forward dependencies.
10772 Move call of targetm.sched.dependencies_evaluation_hook () to
10773 compute_block_dependences (). Free dependencies at the end of
10774 scheduling the region.
10776 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
10778 (add_deps_for_risky_insns): Ditto.
10779 (schedule_ebb): Remove separate computation of forward dependencies.
10780 Free dependencies at the end of scheduling the ebb.
10782 * ddg.c (create_ddg_dependence): Update to use new interfaces.
10783 (build_intra_loop_deps): Ditto. Remove separate computation of
10784 forward dependencies. Free sched-deps dependencies.
10786 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
10787 to use new interfaces.
10788 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
10790 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
10792 (is_costly_group): Ditto.
10794 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10796 * alias.c (rtx_equal_for_memref_p): Constify.
10797 * basic-block.h (const_edge, const_basic_block): New.
10798 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
10799 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
10800 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
10801 probably_never_executed_bb_p, edge_probability_reliable_p,
10802 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
10803 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
10805 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
10806 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
10808 * cfganal.c (flow_active_insn_p, forwarder_block_p,
10809 flow_nodes_print, dfs_enumerate_from): Likewise.
10810 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
10811 control_flow_insn_p, count_basic_blocks): Likewise.
10812 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
10813 get_loop_body_with_size, loop_exit_edge_p): Likewise.
10814 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
10815 average_num_loop_insns, loop_exit_edge_p,
10816 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
10817 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
10818 average_num_loop_insns, seq_cost): Likewise.
10819 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
10820 * dominance.c (dominated_by_p): Likewise.
10821 * emit-rtl.c (validate_subreg): Likewise.
10822 * except.c (can_throw_internal, can_throw_external): Likewise.
10823 * except.h (can_throw_internal, can_throw_external): Likewise.
10824 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
10825 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
10826 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
10827 simple_mem, store_ops_ok, load_kills_store, find_loads,
10828 store_killed_in_insn, store_killed_after, store_killed_before,
10829 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
10831 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
10832 noce_mem_write_may_trap_or_fault_p): Likewise.
10833 * pointer-set.c (pointer_set_contains, pointer_map_contains):
10835 * pointer-set.h (pointer_set_contains, pointer_map_contains):
10837 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
10838 probably_cold_bb_p, probably_never_executed_bb_p,
10839 edge_probability_reliable_p, br_prob_note_reliable_p,
10840 can_predict_insn_p): Likewise.
10841 * regclass.c (reg_set_to_hard_reg_set): Likewise.
10842 * resource.c (return_insn_p): Likewise.
10843 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
10845 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
10846 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
10847 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
10848 verify_gimple_modify_stmt): Likewise.
10849 * tree-chrec.c (is_not_constant_evolution,
10850 is_multivariate_chrec_rec, is_multivariate_chrec,
10851 chrec_contains_symbols, chrec_contains_undetermined,
10852 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
10853 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
10854 eq_evolutions_p, scev_direction): Likewise.
10855 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
10856 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
10857 chrec_contains_symbols_defined_in_loop,
10858 chrec_contains_undetermined, tree_contains_chrecs,
10859 evolution_function_is_affine_multivariate_p,
10860 evolution_function_is_univariate_p, chrec_zerop,
10861 evolution_function_is_constant_p, evolution_function_is_affine_p,
10862 evolution_function_is_affine_or_constant_p,
10863 tree_does_not_contain_chrecs, chrec_type): Likewise.
10864 * tree-data-ref.c (tree_fold_divides_p,
10865 object_address_invariant_in_loop_p, dr_may_alias_p,
10866 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
10867 same_access_functions, constant_access_functions,
10868 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
10870 * tree-flow.h (scev_direction): Likewise.
10871 * tree-gimple.c (is_gimple_stmt): Likewise.
10872 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
10874 * tree-pretty-print.c (op_prio): Likewise.
10875 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
10876 analyzable_condition, backedge_phi_arg_p): Likewise.
10877 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
10878 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
10879 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
10882 2007-08-13 Dan Hipschman <dsh@google.com>
10885 * c-format.c (check_format_arg): Move check for zero-length
10886 format strings below the check for unterminated strings.
10888 2007-08-13 Andrew Pinski <pinskia@gmail.com>
10891 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
10894 2007-08-13 Nick Clifton <nickc@redhat.com>
10896 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
10898 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10901 * c-format.c (gcc_gfc_length_specs): New array.
10902 (gcc_gfc_char_table): Add unsigned specifier, and references to
10903 the l length modifier.
10904 (format_types_orig): Use the new gcc_gfc_length_specs.
10906 2007-08-12 Sa Liu <saliu@de.ibm.com>
10908 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
10909 and with REG_RETVAL note after split.
10911 2007-08-11 David Daney <ddaney@avtrex.com>
10913 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
10914 as ATTRIBUTE_UNUSED.
10916 2007-08-11 David Edelsohn <edelsohn@gnu.org>
10917 Segher Boessenkool <segher@kernel.crashing.org>
10919 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
10920 HAVE_LOCAL_CPU_DETECT not defined.
10922 2007-08-11 Jan Hubicka <jh@suse.cz>
10924 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
10925 (cgraph_process_new_functions): Honor previous value of
10926 disregard_inline_limits.
10927 * ipa-inline.c (compute_inline_parameters): Likewise.
10929 2007-08-11 Ian Lance Taylor <iant@google.com>
10931 * alias.h (alias_set_type): Define new type.
10932 (ALIAS_SET_MEMORY_BARRIER): Use it.
10933 * rtl.h: Include alias.h.
10934 (struct mem_attrs): Use alias_set_type.
10935 * tree.h: Include alias.h
10936 (struct tree_type): Use alias_set_type.
10937 (struct tree_struct_field_tag): Likewise.
10938 (struct tree_decl_common): Likewise.
10939 * alias.c (struct alias_set_entry): Use alias_set_type.
10940 (get_alias_set_entry, alias_set_subset_of): Likewise.
10941 (alias_sets_conflict_p): Likewise.
10942 (alias_sets_must_conflict_p): Likewise.
10943 (objects_must_conflict_p): Likewise.
10944 (get_alias_set, new_alias_set): Likewise.
10945 (record_alias_subset, record_component_aliases): Likewise.
10946 (varargs_set, frame_set): Change to alias_set_type.
10947 (get_varargs_alias_set): Use alias_set_type.
10948 (get_frame_alias_set): Likewise.
10949 * builtins.c (setjmp_alias_set): Change to alias_set_type.
10950 * dse.c (struct store_info): Use alias_set_type.
10951 (struct read_info, struct clear_alias_mode_holder): Likewise.
10952 (clear_alias_set_lookup, canon_address): Likewise.
10953 (record_store, check_mem_read_rtx): Likewise.
10954 (dse_record_singleton_alias_set): Likewise.
10955 (dse_invalidate_singleton_alias_set): Likewise.
10956 * emit-rtl.c (get_mem_attrs): Likewise.
10957 (set_mem_attributes_minus_bitpos): Likewise.
10958 (set_mem_alias_set): Likewise.
10959 * expr.c (store_constructor_field, store_field): Likewise.
10960 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
10961 * langhooks.c (lhd_get_alias_set): Likewise.
10962 * langhooks-def.h (lhd_get_alias_set): Likewise.
10963 * reload1.c (alter_reg): Likewise.
10964 * tree-flow.h (struct fieldoff): Likewise.
10965 * tree-ssa-alias.c (struct alias_map_d): Likewise.
10966 (may_alias_p, get_smt_for, create_sft): Likewise.
10967 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
10968 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
10969 (merge_smts_into): Likewise.
10970 * varasm.c (const_alias_set): Likewise.
10971 * c-common.c (strict_aliasing_warning): Likewise.
10972 (c_common_get_alias_set): Likewise.
10973 * dse.h (dse_record_singleton_alias_set): Update declaration.
10974 (dse_invalidate_singleton_alias_set): Likewise.
10975 * emit-rtl.h (set_mem_alias_set): Likewise.
10976 * c-common.h (c_common_get_alias_set): Likewise.
10977 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
10978 * print-tree.c (print_node): Likewise.
10979 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
10981 (alpha_setup_incoming_varargs): Use alias_set_type.
10982 * config/i386/i386.c (setup_incoming_varargs_64): Use
10984 (setup_incoming_varargs_ms_64): Likewise.
10985 (ix86_GOT_alias_set): Likewise.
10986 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
10987 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
10988 (set): Change to alias_set_type.
10989 (get_TOC_alias_set): Use alias_set_type.
10990 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
10992 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
10993 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
10995 (struct_value_alias_set): Likewise.
10996 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
10998 2007-08-11 Richard Sandiford <richard@codesourcery.com>
11000 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
11001 * config/vxworks.h (TARGET_VXWORKS): Override.
11002 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
11003 "mips" if TARGET_VXWORKS.
11005 2007-08-11 Richard Sandiford <richard@codesourcery.com>
11007 * calls.c (avoid_likely_spilled_reg): New function.
11008 (expand_call): Use it.
11010 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11012 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
11014 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
11016 * config/mips/predicates.md (const_call_insn_operand): Invoke
11017 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
11019 2007-08-10 David Edelsohn <edelsohn@gnu.org>
11022 * config/rs6000/driver-rs6000.c: Include link.h.
11023 Use ElfW instead of wordsize-specif typedef.
11025 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11027 * system.h (CONST_CAST): New.
11028 * c-decl.c (c_make_fname_decl): Use it.
11029 * c-lex.c (cb_ident, lex_string): Likewise.
11030 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11031 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
11032 give_switch, set_multilib_dir): Likewise.
11033 * gengtype-parse.c (string_seq, typedef_name): Likewise.
11034 * passes.c (execute_one_pass): Likewise.
11035 * prefix.c (update_path): Likewise.
11036 * pretty-print.c (pp_base_destroy_prefix): Likewise.
11037 * tree.c (build_string): Likewise.
11039 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
11041 * tree-flow-inline.h (is_exec_stmt): Remove.
11042 (is_label_stmt): Remove.
11043 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
11046 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
11048 * lower-subreg.c (resolve_shift_zext): Don't adjust
11049 src_reg_num for wordmode operands.
11051 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
11052 David Ung <davidu@mips.com>
11054 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
11055 (TARGET_SCHED_REORDER2): Define.
11056 (mips_maybe_swap_ready): New.
11057 (mips_last_74k_agen_insn): New.
11058 (mips_74k_agen_init): New.
11059 (mips_74k_agen_reorder): New function to group loads and stores
11060 in the ready queue.
11061 (mips_sched_init): New.
11062 (mips_sched_reorder): Don't do initialization here. Call
11063 mips_74k_agen_reorder.
11064 (mips_variable_issue): Call mips_74k_agen_init.
11066 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
11068 * tree-flow-inline.h (get_filename): Remove.
11070 2007-08-10 Richard Sandiford <richard@codesourcery.com>
11072 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
11074 (mips_fetch_insns): Delete in favor of...
11075 (mips_load_store_insns): ...this new function.
11076 * config/mips/mips.c (mips_address_insns): Add a boolean argument
11077 to say whether multiword moves _might_ be split.
11078 (mips_fetch_insns): Delete in favor of...
11079 (mips_load_store_insns): ...this new function.
11080 (mips_rtx_costs): Update the call to mips_address_insns.
11081 (mips_address_cost): Likewise.
11082 * config/mips/mips.md (length): Use mips_load_store_insns instead
11083 of mips_fetch_insns.
11084 * config/mips/constraints.md (R): Use mips_address_insns rather
11085 than mips_fetch_insns. Assume that the move never needs to be split.
11087 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
11089 * config/mips/mips.opt (mhard-float, msoft-float): Make these
11090 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
11091 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
11092 * config/mips/mips.h (mips16_hard_float): Delete.
11093 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
11094 definitions, and replace with....
11095 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
11096 * config/mips/mips.c (mips16_hard_float): Delete. Replace
11097 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
11098 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
11099 (override_options): Replace MASK_SOFT_FLOAT references with
11100 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
11101 and mips16_hard_float when TARGET_MIPS16.
11103 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11106 * c-typeck.c (build_binary_op): Check for non pointer types before
11107 calling int_fits_type_p.
11109 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11111 PR middle-end/32813
11112 * fold-const.c (omit_one_operand): Return only the ommitted expression
11113 if the result is an empty statement.
11114 (pedantic_omit_one_operand): Likewise.
11116 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
11118 * c-typeck.c (readonly_error): Improve error for assignment.
11120 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
11122 (pp_c_expression): Ditto.
11124 2007-08-09 Simon Baldwin <simonb@google.com>
11126 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
11127 break that was preventing simplify_associative_operation() for xor.
11129 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
11130 Nigel Stephens <nigel@mips.com>
11132 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
11133 Document change in interpretation of value from boolean to
11135 * optabs.c (expand_ffs, expand_ctz): New functions to compute
11136 ffs and ctz using clz.
11137 (expand_unop): Call them.
11138 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
11140 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
11141 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
11142 enable the new ffs expansion on this target.
11144 2007-08-09 Jan Hubicka <jh@suse.cz>
11146 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
11147 (expand_ternary_op): Likewise.
11148 (expand_vec_shift_expr): Likewise.
11149 (expand_binop_directly): Likewise.
11150 (expand_binop): Likewise.
11151 (sign_expand_binop): Likewise.
11152 (expand_twoval_unop): Likewise.
11153 (expand_twoval_binop): Likewise.
11154 (expand_twoval_binop_libfunc): Likewise.
11155 (widen_clz): Likewise.
11156 (widen_bswap): Likewise.
11157 (expand_parity): Likewise.
11158 (expand_unop): Likewise.
11159 (expand_abs_nojump): Likewise.
11160 (expand_copysign): Likewise.
11161 (emit_no_conflict_block): Likewise.
11162 (emit_libcall_block): Likewise.
11163 (can_compare_p): Likewise.
11164 (prepare_cmp_insn): Likewise.
11165 (emit_cmp_and_jump_insn_1): Likewise.
11166 (prepare_float_lib_cmp): Likewise.
11167 (emit_conditional_add): Likewise.
11168 (gen_add2_insn): Likewise.
11169 (have_add2_insn): Likewise.
11170 (gen_sub2_insn): Likewise.
11171 (have_sub2_insn): Likewise.
11172 (can_extend_p): Likewise.
11173 (can_fix_p): Likewise.
11174 (can_float_p): Likewise.
11175 (expand_float): Likewise.
11176 (expand_fix): Likewise.
11177 (expand_sfix_optab): Likewise.
11178 (new_optab): Likewise.
11179 (new_convert_optab): Likewise.
11180 (init_libfuncs): Likewise.
11181 (init_interclass_conv_libfuncs): Likewise.
11182 (init_intraclass_conv_libfuncs): Likewise.
11183 (set_conv_libfunc): Likewise.
11184 (init_optabs): Likewise.
11185 (debug_optab_libfuncs): Likewise.
11186 (gen_cond_trap): Likewise.
11187 * optabs.h (optab_handler, convert_optab_hanlder): New.
11188 * genopinit.c: Update optabs generation table.
11189 * reload.c (find_reloads_address_1): Use optabs accestors.
11190 * builtins.c (expand_builtin_mathfn): Likewise.
11191 (expand_builtin_mathfn_2): Likewise.
11192 (expand_builtin_mathfn_3): Likewise.
11193 (expand_builtin_interclass_mathfn): Likewise.
11194 (expand_builtin_sincos): Likewise.
11195 (expand_builtin_cexpi): Likewise.
11196 (expand_builtin_powi): Likewise.
11197 (expand_builtin_strlen): Likewise.
11198 * dojump.c (do_jump): Likewise.
11199 * expr.c (convert_move): Likewise.
11200 (move_by_pieces): Likewise.
11201 (move_by_pieces_ninsns): Likewise.
11202 (can_store_by_pieces): Likewise.
11203 (store_by_pieces_1): Likewise.
11204 (emit_move_via_integer): Likewise.
11205 (emit_move_complex): Likewise.
11206 (emit_move_ccmode): Likewise.
11207 (emit_move_insn_1): Likewise.
11208 (emit_single_push_insn): Likewise.
11209 (store_constructor): Likewise.
11210 (expand_expr_real_1): Likewise.
11211 (do_store_flag): Likewise.
11212 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
11213 (enumerate_modes): Likewise.
11214 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
11215 (supportable_widening_operation): Likewise.
11216 (supportable_narrowing_operation): Likewise.
11217 * expmed.c (store_bit_field_1): Likewise.
11218 (extract_bit_field_1): Likewise.
11219 (expand_mult_highpart_optab): Likewise.
11220 (expand_smod_pow2): Likewise.
11221 (expand_divmod): Likewise.
11222 (emit_store_flag): Likewise.
11223 * tree-vect-patterns.c
11224 (vect_pattern_recog_1): Likewise.
11225 * tree-ssa-loop-prefetch.c
11226 (nontemporal_store_p): Likewise.
11227 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
11228 (vect_create_epilog_for_reduction): Likewise.
11229 (vectorizable_reduction): Likewise.
11230 (vectorizable_operation): Likewise.
11231 (vect_strided_store_supported): Likewise.
11232 (vectorizable_store): Likewise.
11233 (vect_strided_load_supported): Likewise.
11234 (vectorizable_load): Likewise.
11235 * combine.c (simplify_comparison): Likewise.
11236 * tree-vect-generic.c
11237 (type_for_widest_vector_mode): Likewise.
11238 (expand_vector_operations_1): Likewise.
11239 * config/spu/spu.c (spu_expand_mov): Likewise.
11240 (spu_emit_vector_compare): Likewise.
11241 * config/rs6000/rs6000.c
11242 (rs6000_emit_vector_compare): Likewise.
11243 * stmt.c (add_case_node): Likewise.
11244 * reload1.c (gen_reload):
11246 2007-08-09 Michael Matz <matz@suse.de>
11248 * tree.h (fixed_zerop): Declare as taking a const_tree.
11249 * tree.c (fixed_zerop): Take a const_tree.
11251 2007-08-09 Ira Rosen <irar@il.ibm.com>
11253 * tree-vect-transform.c (vectorizable_store): Remove call to
11254 copy_virtual_operands() and call mark_symbols_for_renaming() for
11255 the created vector store.
11256 (vect_setup_realignment): Don't call copy_virtual_operands() and
11257 update_vuses_to_preheader().
11258 (vectorizable_load): Don't call copy_virtual_operands().
11259 (update_vuses_to_preheader): Remove.
11261 2007-08-08 Chao-ying Fu <fu@mips.com>
11263 * tree.def (FIXED_POINT_TYPE): New type.
11264 (FIXED_CST): New constant.
11265 (FIXED_CONVERT_EXPR): New expr.
11266 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
11267 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
11268 * tree.h (struct tree_base): Add saturating_flag.
11269 Remove one bit of spare for saturating_flag.
11270 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
11271 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
11272 FIXED_POINT_TYPE_P): Define.
11273 (TYPE_SATURATING): Define.
11274 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
11275 (struct tree_fixed_cst): New.
11276 (TYPE_IBIT, TYPE_FBIT): Define.
11277 (tree_node): Add fixed_cst.
11278 (enum tree_index): Add new enumeration values of
11279 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
11280 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
11281 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
11282 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
11283 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
11284 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
11285 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
11286 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
11287 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
11288 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
11289 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
11290 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
11291 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
11292 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
11293 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
11294 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
11295 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
11296 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
11297 (sat_short_fract_type_node, sat_fract_type_node,
11298 sat_long_fract_type_node, sat_long_long_fract_type_node,
11299 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
11300 sat_unsigned_long_fract_type_node,
11301 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
11302 fract_type_node, long_fract_type_node, long_long_fract_type_node,
11303 unsigned_short_fract_type_node, unsigned_fract_type_node,
11304 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
11305 sat_short_accum_type_node, sat_accum_type_node,
11306 sat_long_accum_type_node, sat_long_long_accum_type_node,
11307 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
11308 sat_unsigned_long_accum_type_node,
11309 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
11310 accum_type_node, long_accum_type_node, long_long_accum_type_node,
11311 unsigned_short_accum_type_node, unsigned_accum_type_node,
11312 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
11313 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
11314 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
11315 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
11316 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
11317 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
11318 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
11319 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
11320 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
11321 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
11322 sat_uda_type_node, sat_uta_type_node): New macro.
11323 (make_fract_type, make_accum_type): Declare.
11324 (make_signed_fract_type, make_unsigned_fract_type,
11325 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
11326 make_signed_accum_type, make_unsigned_accum_type,
11327 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
11328 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
11329 make_or_reuse_sat_signed_fract_type,
11330 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
11331 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
11332 make_or_reuse_sat_unsigned_accum_type): New macro.
11333 (fixed_zerop): Declare.
11334 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
11335 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
11336 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
11337 LONG_LONG_ACCUM_TYPE_SIZE): Define.
11338 * treestruct.def: Add TS_FIXED_CST.
11339 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
11340 (tree.o): Likewise.
11341 (tree-dump.o): Likewise.
11342 (print-tree.o): Likewise.
11343 (tree-pretty-print.o): Likewise.
11344 (fold-const.o): Likewise.
11345 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
11346 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
11347 (is_gimple_min_invariant): Handle FIXED_CST.
11348 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
11349 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
11350 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11351 (layout_type): Handle FIXED_POINT_TYPE.
11352 (make_fract_type, make_accum_type): New functions.
11353 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
11354 * tree-dump.c (fixed-value.h): New include.
11355 (dump_fixed): New function.
11356 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
11357 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
11358 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
11359 * tree-pretty-print.c (fixed-value.h): New include.
11360 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
11361 FIXED_CONVERT_EXPR.
11362 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
11363 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
11364 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
11365 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
11366 for non-saturating fixed-point types.
11367 (reassociate_bb): Likewise.
11368 * emit-rtl.c (fixed-value.h): New include.
11369 (fconst0, fconst1): New array.
11370 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
11371 * tree-vect-generic.c expand_vector_operation): Support
11372 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
11373 MODE_VECTOR_UACCUM.
11374 (type_for_widest_vector_mode): Add one parameter for the
11376 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
11378 Pass the satp parameter to type_for_mode for fixed-point types.
11379 (expand_vector_operations_1): Pass the saturating flag to
11380 type_for_widest_vector_mode.
11381 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11382 and MODE_VECTOR_UACCUM.
11383 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
11384 (vectorizable_condition): Likewise.
11385 * tree.c (fixed-value.h): New include.
11386 (tree_code_size): Support FIXED_CST.
11387 (build_fixed): New function.
11388 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
11389 (fixed_zerop): New function.
11390 (tree_node_structure): Support FIXED_CST.
11391 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
11392 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
11393 (type_hash_eq): Handle FIXED_POINT_TYPE.
11394 (simple_cst_equal): Support FIXED_CST.
11395 (iterative_hash_expr): Handle FIXED_CST.
11396 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
11397 (get_narrower): Likewise.
11398 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
11399 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
11400 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
11401 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
11403 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
11404 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11405 (initializer_zerop): Support FIXED_CST.
11406 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
11407 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
11408 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
11409 (is_base_type): Handle FIXED_POINT_TYPE.
11410 (add_type_attribute): Handle FIXED_POINT_TYPE.
11411 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
11412 * print-tree.c (fixed-value.h): New include.
11413 (print_node_brief): Support FIXED_CST.
11414 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
11415 * c-pretty-print.c (fixed-value.h): New include.
11416 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
11417 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
11418 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
11419 Support fixed-point types for inner items in VECTOR_TYPE.
11420 (pp_c_direct_declarator): Likewise.
11421 (pp_c_declarator): Likewise.
11422 (pp_c_fixed_constant): New function.
11423 (pp_c_constant): Handle FIXED_CST.
11424 (pp_c_primary_expression): Likewise.
11425 (pp_c_expression): Likewise.
11426 * fold-const.c (fixed-value.h): New include.
11427 (negate_expr_p): Return true for FIXED_CST.
11428 (fold_negate_expr): Support FIXED_CST.
11429 (split_tree): Support FIXED_CST.
11430 (const_binop): Support FIXED_CST.
11431 (fold_convert_const_int_from_fixed): New function to convert from
11433 (fold_convert_const_real_from_fixed): New function to convert from
11435 (fold_convert_const_fixed_from_fixed): New function to convert from
11436 fixed to another fixed.
11437 (fold_convert_const_fixed_from_int): New function to convert from
11439 (fold_convert_const_fixed_from_real): New function to convert from
11441 (fold_convert_const): Support conversions from fixed to int, from
11442 fixed to real, from fixed to fixed, from int to fixed, and from real
11444 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
11445 (operand_equal_p): Support FIXED_CST.
11446 (make_range): For fixed-point modes, we need to pass the
11447 saturating flag as the 2nd parameter.
11448 (tree_swap_operands_p): Handle FIXED_CST.
11449 (fold_plusminus_mult_expr): For fract modes, we cannot generate
11451 (fold_unary): Support FIXED_CONVERT_EXPR.
11452 (fold_binary): Handle FIXED_CST.
11453 Make sure the type is not saturating, before associating operations.
11454 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
11455 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
11456 (fold_negate_const): Support FIXED_CST.
11457 (fold_relational_const): Support FIXED_CST.
11458 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
11459 (gimplify_expr): Handle FIXED_CST.
11460 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
11461 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
11462 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
11463 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
11464 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
11465 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
11466 LONG_LONG_ACCUM_TYPE_SIZE.
11467 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
11468 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
11469 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
11470 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
11471 MODE_ACCUM, and MODE_UACCUM.
11472 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
11473 fixed-point types to disable reduction.
11474 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
11476 2007-08-08 David Edelsohn <edelsohn@gnu.org>
11478 * config/rs6000/x-rs6000: New file.
11479 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
11480 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
11481 (EXTRA_SPEC_FUNCTIONS): Define.
11482 (HAVE_LOCAL_CPU_DETECT): Define.
11483 (CC1_CPU_SPEC): Define.
11484 * config/rs6000/driver-rs6000.c: New file.
11485 * config/rs6000/aix.h (CC1_SPEC): Define.
11486 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
11487 * config.host: Add x-rs6000 to host_xmake_file if host and target
11488 are rs6000 or powerpc.
11490 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
11492 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
11494 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11495 Sandra Loosemore <sandra@codesourcery.com>
11496 Chao-ying Fu <fu@mips.com>
11497 Nigel Stephens <nigel@mips.com>
11498 David Ung <davidu@mips.com>
11500 * doc/invoke.texi (-mcode-readable): Document.
11501 * config/mips/mips.opt (mcode-readable): New option.
11502 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
11503 * config/mips/mips.h (mips_code_readable_setting): New enum.
11504 (mips_code_readable): Declare.
11505 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
11506 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
11507 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
11508 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
11509 boiler-plate comments.
11510 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
11511 * config/mips/mips.c (mips_code_readable): New variable.
11512 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
11513 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
11514 context and -mcode-readable setting to restrict the use of
11515 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
11516 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
11517 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
11518 (mips_blocks_for_constant_p): Only return false for
11519 TARGET_MIPS16_PCREL_LOADS.
11520 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
11521 for MIPS16. Handle SYMBOL_32_HIGH.
11522 (mips_const_insns): Allow HIGHs for MIPS16 too.
11523 (mips_unspec_address_offset): New function, split out from...
11524 (mips_unspec_address): ...here.
11525 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
11526 16-bit symbolic constants. Assert approropiate conditions for
11527 using the "la" and "dla" macros.
11528 (mips_handle_option): Handle -mcode-readable=.
11529 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
11530 Set up mips_lo_relocs[SYMBOL_32_HIGH].
11531 (mips_strip_unspec_address): New function, split out from...
11532 (print_operand_reloc): ...here.
11533 (print_operand): Pass constants through mips_strip_unspec_address.
11534 (print_operand_address): Likewise.
11535 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
11536 (mips_select_rtx_section): Remove MIPS16 handling.
11537 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
11538 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
11539 (mips16_lay_out_constants): Do nothing unless
11540 TARGET_MIPS16_PCREL_LOADS.
11541 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
11542 * config/mips/mips.md: Split HIGHs for MIPS16.
11543 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
11545 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11547 * config/mips/mips-protos.h (mips_emit_move): Declare.
11548 * config/mips/mips.c (mips_emit_move): New function.
11549 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
11550 (mips_legitimize_const_move): Likewise.
11551 (mips_legitimize_move): Likewise.
11552 (mips_split_64bit_move): Likewise.
11553 (mips_restore_gp): Likewise.
11554 (mips_load_call_address): Likewise.
11555 (mips_emit_fcc_reload): Likewise.
11556 (mips_set_return_address): Likewise.
11557 (mips_block_move_straight): Likewise.
11558 (mips_block_move_loop): Likewise.
11559 (mips_setup_incoming_varargs): Likewise.
11560 (mips_save_reg): Likewise.
11561 (mips_expand_prologue): Likewise.
11562 (mips_restore_reg): Likewise.
11563 (mips_expand_epilogue): Likewise.
11564 (mips_output_mi_thunk): Likewise.
11565 (build_mips16_call_stub): Likewise.
11566 (mips_builtin_branch_and_move): Likewise.
11567 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
11568 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
11569 (fixuns_truncdfdi2): Likewise.
11570 (fixuns_truncsfsi2): Likewise.
11571 (fixuns_truncsfdi2): Likewise.
11572 (loadgp_absolute): Likewise.
11573 (builtin_setjmp_setup): Likewise.
11574 (builtin_longjmp): Likewise.
11575 (untyped_call): Likewise.
11577 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11579 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
11580 an "rtx *" argument. Return a bool.
11581 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
11582 values and return true if they can be split. Take the same kind of
11583 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
11584 and store the lo_sum there if nonnull. Use the symbol type to
11585 determine whether a $gp or HIGH is needed.
11586 (mips_legitimize_address): Update call to mips_split_symbol and
11587 simplify accordingly.
11588 (mips_legitimize_const_move): Likewise.
11589 * config/mips/mips.md: In the combine define_split,
11590 check mips_split_symbol instead of splittable_symbolic_operand.
11591 Update use of mips_split_symbol in the generator code.
11592 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
11594 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11596 * config/mips/mips.c (mips_symbolic_address_p): Delete.
11597 (mips_symbol_insns_1): New function, split out from...
11598 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
11599 and stores separately from load addresses.
11600 (mips_classify_address): Replace uses of mips_symbolic_address_p
11601 with uses of mips_symbol_insns.
11602 (mips_address_insns): Update calls to mips_symbol_insns.
11603 (mips_const_insns): Likewise.
11604 (mips_legitimize_address): Likewise.
11606 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11608 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
11609 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
11610 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
11611 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
11612 non-call contexts if TARGET_MIPS16.
11613 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
11614 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
11615 code for SYMBOL_ABSOLUTE.
11616 (mips_symbol_insns): Likewise.
11618 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11620 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
11621 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
11622 (mips_symbolic_constant_p): Likewise. Update the call to
11623 mips_classify_symbol.
11624 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
11625 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
11626 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
11627 (print_operand_reloc): Add a context argument. Update the call to
11628 mips_symbolic_constant_p.
11629 (print_operand): Update the calls to print_operand_reloc.
11630 (print_operand_address): Use print_operand_reloc rather than
11632 (mips_rewrite_small_data_p): Add a context argument. Update the call
11633 to mips_symbolic_constant_p.
11634 (mips_small_data_pattern_1): Make DATA the containing mem.
11635 Update the call to mips_rewrite_small_data_p.
11636 (mips_rewrite_small_data_1): Likewise.
11637 (mips_use_anchors_for_symbol_p): Update the call to
11638 mips_symbolic_constant_p.
11639 * config/mips/predicates.md (const_call_insn_operand): Likewise.
11640 (splittable_symbolic_operand): Likewise.
11641 (move_operand): Likewise.
11642 (absolute_symbolic_operand): Likewise.
11643 (got_disp_operand): Likewise.
11644 (got_page_ofst_operand): Likewise.
11646 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11648 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
11649 (SYMBOL_ABSOLUTE): ...this.
11650 (SYMBOL_SMALL_DATA): Rename to...
11651 (SYMBOL_GP_RELATIVE): ...this.
11652 (SYMBOL_CONSTANT_POOL): Rename to...
11653 (SYMBOL_PC_RELATIVE): ...this.
11654 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
11655 (mips_symbolic_address_p, mips_symbol_insns, override_options)
11656 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
11657 after above changes.
11658 * config/mips/predicates.md (const_call_insn_operand): Likewise.
11659 (general_symbolic_operand): Rename to...
11660 (absolute_symbolic_operand): ...this.
11661 * config/mips/mips.md: Update after above changes.
11663 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
11664 Revital Eres <eres@il.ibm.com>
11666 * ddg.c (print_ddg): Add dump information.
11667 * modulo-sched.c (print_node_sched_params): Add parameter and
11669 (calculate_maxii): Remove function.
11670 (undo_generate_reg_moves): Likewise.
11671 (undo_permute_partial_schedule): Likewise.
11672 (kernel_number_of_cycles): Likewise.
11673 (MAXII_FACTOR): New definition to calculate the upper bound of II.
11674 (sms_schedule): Use it. Remove profitability checks.
11675 (sms_schedule_by_order): Fix order of nodes within the cycle.
11677 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
11679 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
11680 -profile option, add pie support.
11681 (ENDFILE_SPEC): New spec.
11682 * config/gnu.h (LIB_SPEC): Add -profile option.
11684 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
11686 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
11687 * config/gnu.h (LIB_SPEC): Likewise.
11689 2007-08-07 Yaz Saito <saito@google.com>
11690 Ian Lance Taylor <iant@google.com>
11692 * common.opt (finstrument-functions-exclude-function-list): New
11694 (finstrument-functions-exclude-file-list): New option.
11695 * opts.c (char_p): Define and DEF_VEC.
11696 (flag_instrument_functions_exclude_functions): New static
11698 (flag_instrument_functions_exclude_files): New static variable.
11699 (add_instrument_functions_exclude_list): New static function.
11700 (flag_instrument_functions_exclude_p): New function.
11701 (common_handle_option): Handle new options.
11702 * flags.h (flag_instrument_functions_exclude_p): Declare.
11703 * gimplify.c (gimplify_function_tree): Call
11704 flag_instrument_functions_exclude_p.
11705 * doc/invoke.texi (Option Summary): Mention new options.
11706 (Code Gen Options): Document new options.
11708 2007-08-07 Ian Lance Taylor <iant@google.com>
11710 PR rtl-optimization/32776
11711 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
11712 (resolve_use): Likewise.
11713 (decompose_multiword_subregs): Remove "changed" local variable.
11715 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
11717 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
11718 * configure: Regenerate.
11719 * config.in: Regenerate.
11720 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
11723 2007-08-07 Ian Lance Taylor <iant@google.com>
11725 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
11726 note, just delete the insn.
11728 2007-08-07 Andreas Schwab <schwab@suse.de>
11731 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
11734 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
11736 * lower-subreg.c (resolve_subreg_use): Remove assertion.
11737 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
11738 (decompose_multiword_subregs): Use the functions above to decompose
11739 multiword shifts and zero-extends.
11741 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
11743 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
11744 "assemble" descriptions which were swapped.
11746 2007-08-06 Chao-ying Fu <fu@mips.com>
11748 * fixed-value.h: New file.
11749 * fixed-value.c: New file.
11750 * Makefile.in (OBJS-common): Add fixed-value.o.
11751 (fixed-value.o): New rule.
11752 (GTFILES): Add fixed-value.h.
11753 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
11754 to compare a.low and b.low.
11755 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
11757 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
11758 Daniel Jacobowitz <dan@codesourcery.com>
11761 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
11763 (x86_64-*-netbsd*): Likewise.
11764 (x86_64-*-linux*): Likewise.
11765 (x86_64-*-kfreebsd*-gnu): Likewise.
11766 (x86_64-*-knetbsd*-gnu): Likewise.
11767 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
11769 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
11771 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
11772 Add -fno-asynchronous-unwind-tables.
11774 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
11775 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
11776 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
11777 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
11778 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
11780 2007-08-06 Steve Ellcey <sje@cup.hp.com>
11782 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
11783 (TARGET_C_MODE_FOR_SUFFIX): New.
11785 2007-08-06 Steve Ellcey <sje@cup.hp.com>
11787 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
11789 2007-08-06 Steve Ellcey <sje@cup.hp.com>
11791 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
11793 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
11795 * config/i386/i386.md: Check TARGET_ macros and optimize_size
11796 before checking function returns in conditional expressions.
11798 2007-08-06 Alfred Minarik <a.minarik@aon.at>
11801 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
11803 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11805 PR middle-end/32988
11806 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
11807 for INTEGRAL_TYPE_P.
11809 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
11811 * configure.ac: Remove --enable-checking=df from default settings.
11812 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
11813 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
11814 if the parameter is true.
11815 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
11816 DF_VERIFY_SCHEDULED flag is true.
11817 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
11818 (df_finish_pass): Adjust prototype.
11819 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
11822 * see.c (pass_see): Add TODO_df_verify.
11823 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
11824 * global.c (rest_of_handle_global_alloc): Schedule verification
11826 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
11828 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
11829 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
11830 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
11832 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
11833 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
11834 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
11836 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
11837 Revital Eres <eres@il.ibm.com>
11839 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
11841 * ddg.c (create_ddg_dependence): Rename to...
11842 (create_ddg_dep_from_intra_loop_link): This. Do not check
11843 for interloop edges. Do not create anti dependence edge when
11844 a true dependence edge exists in the opposite direction and
11845 -fmodulo-sched-allow-regmoves is set.
11846 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
11847 (add_cross_iteration_register_deps): Create anti dependence edge
11848 when -fno-modulo-sched-allow-regmoves is set.
11849 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
11851 2007-08-04 Richard Sandiford <richard@codesourcery.com>
11853 * config/arm/arm.md (movsi): Add braces.
11855 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
11857 PR middle-end/32780
11858 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
11859 operands for the folding of "A - (A & B)" into "~B & A"; cast them
11862 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
11864 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
11865 state accessor functions.
11866 * cfgloopmanip.c (remove_path, create_preheaders,
11867 force_single_succ_latches, fix_loop_structure): Ditto.
11868 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
11869 tree_duplicate_loop_to_header_edge): Ditto.
11870 * cfgloopanal.c (mark_irreducible_loops): Ditto.
11871 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
11873 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
11874 cleanup_tree_cfg): Ditto.
11875 * tree-cfg.c (tree_merge_blocks): Ditto.
11876 * cfgloop.c (rescan_loop_exit, record_loop_exits,
11877 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
11878 loop_preheader_edge, single_exit): Ditto.
11879 (flow_loops_find): Do not clear loops->state.
11880 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
11881 loops_state_clear): New functions.
11883 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11885 PR middle-end/32399
11886 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
11887 when adding to the base and convert ELT to sizetype instead of type.
11889 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11891 PR middle-end/32304
11892 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
11893 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
11895 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11897 PR middle-end/32935
11898 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
11899 correct type the negate expression.
11901 2007-08-03 Jan Hubicka <jh@suse.cz>
11903 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
11906 2007-08-03 David Edelsohn <edelsohn@gnu.org>
11908 * config/rs6000/rs6000.c (struct processor_cost): Change
11909 l1_cache_lines to l1_cache_size. Add l2_cache_size.
11910 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
11912 (rios1_costs, rios2_cost): Correct cache line size.
11913 (rs6000_override_options): Set l2-cache-size parameter.
11915 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11916 Diego Novillo <dnovillo@google.com>
11919 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
11920 if the range includes 0.
11922 2007-08-03 Ben Elliston <bje@au.ibm.com>
11924 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
11925 mode to unspec expressions to silence a warning from the generator
11928 2007-08-02 Steve Ellcey <sje@cup.hp.com>
11930 * config/ia64/constraints.md ("U"): Make constraint vector only.
11932 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
11934 PR middle-end/25446
11935 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
11936 always_inline attribute on the function decl.
11938 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
11940 PR middle-end/25445
11941 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
11942 if we are compiling with -fPIC.
11944 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
11945 Nigel Stephens <nigel@mips.com>
11947 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
11948 Define for MIPS32 and MIPS64.
11950 2007-08-02 Nick Clifton <nickc@redhat.com>
11952 * config/host-hpux.c: Change copyright header to refer to version
11953 3 of the GNU General Public License and to point readers at the
11954 COPYING3 file and the FSF's license web page.
11955 * config/alpha/predicates.md, config/alpha/vms-ld.c,
11956 config/alpha/linux.h, config/alpha/alpha.opt,
11957 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
11958 config/alpha/vms-unwind.h, config/alpha/ev4.md,
11959 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
11960 config/alpha/alpha.h, config/alpha/sync.md,
11961 config/alpha/openbsd.h, config/alpha/alpha.md,
11962 config/alpha/alpha-modes.def, config/alpha/ev5.md,
11963 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
11964 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
11965 config/alpha/constraints.md, config/alpha/osf.h,
11966 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
11967 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
11968 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
11969 config/frv/frv-asm.h, config/frv/frv-protos.h,
11970 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
11971 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
11972 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
11973 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
11974 config/s390/s390.opt, config/s390/s390-modes.def,
11975 config/s390/fixdfdi.h, config/s390/constraints.md,
11976 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
11977 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
11978 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
11979 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
11980 config/m32c/prologue.md, config/m32c/m32c.abi,
11981 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
11982 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
11983 config/m32c/t-m32c, config/m32c/m32c-modes.def,
11984 config/m32c/jump.md, config/m32c/shift.md,
11985 config/m32c/m32c-protos.h, config/libgloss.h,
11986 config/spu/spu-protos.h, config/spu/predicates.md,
11987 config/spu/spu-builtins.h, config/spu/spu.c,
11988 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
11989 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
11990 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
11991 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
11992 config/sparc/hypersparc.md, config/sparc/predicates.md,
11993 config/sparc/linux.h, config/sparc/sp64-elf.h,
11994 config/sparc/supersparc.md, config/sparc/cypress.md,
11995 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
11996 config/sparc/niagara.md, config/sparc/sparc.md,
11997 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
11998 config/sparc/sparc.opt, config/sparc/sync.md,
11999 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
12000 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
12001 config/sparc/sparc.c, config/sparc/little-endian.opt,
12002 config/sparc/sysv4-only.h, config/sparc/sparc.h,
12003 config/sparc/linux64.h, config/sparc/freebsd.h,
12004 config/sparc/sol2.h, config/sparc/rtemself.h,
12005 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
12006 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
12007 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
12008 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
12009 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
12010 config/m32r/linux.h, config/m32r/constraints.md,
12011 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
12012 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
12013 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
12014 config/i386/i386.md, config/i386/netware-crt0.c,
12015 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
12016 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
12017 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
12018 config/i386/sol2.h, config/i386/constraints.md,
12019 config/i386/netware-libgcc.c, config/i386/sysv5.h,
12020 config/i386/predicates.md, config/i386/geode.md,
12021 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
12022 config/i386/freebsd64.h, config/i386/vxworksae.h,
12023 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
12024 config/i386/rtemself.h, config/i386/netbsd-elf.h,
12025 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
12026 config/i386/netware.h, config/i386/i386-modes.def,
12027 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
12028 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
12029 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
12030 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
12031 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
12032 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
12033 config/i386/xm-mingw32.h, config/i386/linux64.h,
12034 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
12035 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
12036 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
12037 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
12038 config/i386/cygwin2.c, config/i386/i386-protos.h,
12039 config/i386/sync.md, config/i386/openbsd.h,
12040 config/i386/host-mingw32.c, config/i386/i386-aout.h,
12041 config/i386/nto.h, config/i386/biarch64.h,
12042 config/i386/i386-coff.h, config/i386/freebsd.h,
12043 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
12044 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
12045 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
12046 config/darwin-protos.h, config/linux.opt, config/sol2.c,
12047 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
12048 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
12049 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
12050 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
12051 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
12052 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
12053 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
12054 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
12055 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
12056 config/sh/superh64.h, config/sh/rtemself.h,
12057 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
12058 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
12059 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
12060 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
12061 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
12062 config/avr/predicates.md, config/avr/constraints.md,
12063 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
12064 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
12065 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
12066 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
12067 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
12068 config/c4x/c4x-modes.def, config/c4x/rtems.h,
12069 config/c4x/predicates.md, config/c4x/c4x.h,
12070 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
12071 config/xtensa/predicates.md, config/xtensa/xtensa.c,
12072 config/xtensa/linux.h, config/xtensa/xtensa.h,
12073 config/xtensa/elf.h, config/xtensa/xtensa.md,
12074 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
12075 config/xtensa/xtensa-protos.h, config/dbx.h,
12076 config/stormy16/predicates.md, config/stormy16/stormy16.md,
12077 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
12078 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
12079 config/host-solaris.c, config/fr30/fr30.h,
12080 config/fr30/predicates.md, config/fr30/fr30-protos.h,
12081 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
12082 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
12083 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
12084 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
12085 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
12086 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
12087 config/host-linux.c, config/interix3.h, config/cris/cris.c,
12088 config/cris/predicates.md, config/cris/linux.h,
12089 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
12090 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
12091 config/cris/aout.opt, config/cris/cris-protos.h,
12092 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
12093 config/iq2000/iq2000.h, config/iq2000/predicates.md,
12094 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
12095 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
12096 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
12097 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
12098 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
12099 config/chorus.h, config/mn10300/mn10300.c,
12100 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
12101 config/mn10300/mn10300.h, config/mn10300/linux.h,
12102 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
12103 config/mn10300/mn10300.md, config/ia64/predicates.md,
12104 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
12105 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
12106 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
12107 config/ia64/freebsd.h, config/ia64/ia64.md,
12108 config/ia64/ia64-modes.def, config/ia64/constraints.md,
12109 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
12110 config/gofast.h, config/rtems.h, config/sol2-10.h,
12111 config/m68k/predicates.md, config/m68k/m68k.md,
12112 config/m68k/linux.h, config/m68k/m68k-modes.def,
12113 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
12114 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
12115 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
12116 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
12117 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
12118 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
12119 config/m68k/constraints.md, config/m68k/rtemself.h,
12120 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
12121 config/m68k/uclinux.h, config/rs6000/power4.md,
12122 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
12123 config/rs6000/linux.h, config/rs6000/eabi.h,
12124 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
12125 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
12126 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
12127 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
12128 config/rs6000/windiss.h, config/rs6000/603.md,
12129 config/rs6000/aix41.h, config/rs6000/cell.md,
12130 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
12131 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
12132 config/rs6000/darwin.md, config/rs6000/darwin64.h,
12133 config/rs6000/default64.h, config/rs6000/7xx.md,
12134 config/rs6000/darwin.opt, config/rs6000/spe.md,
12135 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
12136 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
12137 config/rs6000/7450.md, config/rs6000/linux64.h,
12138 config/rs6000/constraints.md, config/rs6000/440.md,
12139 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
12140 config/rs6000/rs6000.c, config/rs6000/aix52.h,
12141 config/rs6000/rs6000.h, config/rs6000/power6.md,
12142 config/rs6000/predicates.md, config/rs6000/altivec.md,
12143 config/rs6000/aix64.opt, config/rs6000/rios1.md,
12144 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
12145 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
12146 config/rs6000/darwin7.h, config/rs6000/dfp.md,
12147 config/rs6000/linux64.opt, config/rs6000/sync.md,
12148 config/rs6000/vxworksae.h, config/rs6000/power5.md,
12149 config/rs6000/lynx.h, config/rs6000/biarch64.h,
12150 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
12151 config/rs6000/eabispe.h, config/rs6000/e500.h,
12152 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
12153 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
12154 config/rs6000/aix.h, config/rs6000/vxworks.h,
12155 config/rs6000/40x.md, config/rs6000/aix51.h,
12156 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
12157 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
12158 config/arc/arc.h, config/mcore/mcore-elf.h,
12159 config/mcore/mcore-protos.h, config/mcore/predicates.md,
12160 config/mcore/mcore.md, config/mcore/mcore.c,
12161 config/mcore/mcore.opt, config/mcore/mcore.h,
12162 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
12163 config/score/predicates.md, config/score/score-version.h,
12164 config/score/score-protos.h, config/score/misc.md,
12165 config/score/elf.h, config/score/score.c, config/score/mac.md,
12166 config/score/score7.md, config/score/score.h,
12167 config/score/score-conv.h, config/score/score-mdaux.c,
12168 config/score/score.md, config/score/score.opt,
12169 config/score/score-modes.def, config/score/score-mdaux.h,
12170 config/score/mul-div.S, config/arm/uclinux-elf.h,
12171 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
12172 config/arm/symbian.h, config/arm/linux-elf.h,
12173 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
12174 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
12175 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
12176 config/arm/strongarm-pe.h, config/arm/arm.h,
12177 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
12178 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
12179 config/arm/arm-modes.def, config/arm/linux-eabi.h,
12180 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
12181 config/arm/arm-cores.def, config/arm/arm-protos.h,
12182 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
12183 config/arm/wince-pe.h, config/arm/neon.md,
12184 config/arm/constraints.md, config/arm/neon.ml,
12185 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
12186 config/arm/arm.opt, config/arm/arm926ejs.md,
12187 config/arm/predicates.md, config/arm/iwmmxt.md,
12188 config/arm/arm_neon.h, config/arm/unknown-elf.h,
12189 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
12190 config/arm/neon-testgen.ml, config/arm/arm.md,
12191 config/arm/xscale-coff.h, config/arm/pe.c,
12192 config/arm/arm-generic.md, config/arm/pe.h,
12193 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
12194 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
12195 config/arm/strongarm-elf.h, config/arm/cirrus.md,
12196 config/arm/netbsd-elf.h, config/arm/vxworks.h,
12197 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
12198 config/pa/predicates.md, config/pa/pa64-hpux.h,
12199 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
12200 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
12201 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
12202 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
12203 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
12204 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
12205 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
12206 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
12207 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
12208 config/pa/pa64-regs.h, config/pa/pa-modes.def,
12209 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
12210 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
12211 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
12212 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
12213 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
12214 config/mips/linux64.h, config/mips/elforion.h,
12215 config/mips/constraints.md, config/mips/generic.md,
12216 config/mips/predicates.md, config/mips/4300.md,
12217 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
12218 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
12219 config/mips/5k.md, config/mips/vr4120-div.S,
12220 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
12221 config/mips/mips-protos.h, config/mips/6000.md,
12222 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
12223 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
12224 config/mips/mips-modes.def, config/mips/vr.h,
12225 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
12226 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
12227 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
12228 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
12229 config/vax/openbsd1.h, config/vax/netbsd.h,
12230 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
12231 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
12232 config/h8300/rtems.h, config/h8300/predicates.md,
12233 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
12234 config/h8300/h8300.md, config/h8300/h8300.opt,
12235 config/h8300/coff.h, config/h8300/h8300-protos.h,
12236 config/v850/v850.md, config/v850/predicates.md,
12237 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
12238 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
12239 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
12240 config/mmix/mmix.h, config/mmix/predicates.md,
12241 config/mmix/mmix-protos.h, config/mmix/mmix.md,
12242 config/mmix/mmix.c, config/mmix/mmix.opt,
12243 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
12244 config/bfin/rtems.h, config/bfin/bfin-modes.def,
12245 config/bfin/predicates.md, config/bfin/bfin-protos.h,
12246 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
12249 2007-08-02 Richard Sandiford <richard@codesourcery.com>
12251 * emit-rtl.c (reset_used_decls): Rename to...
12252 (set_used_decls): ...this. Set the used flag rather than clearing it.
12253 (unshare_all_rtl_again): Update accordingly. Set flags on argument
12254 DECL_RTLs rather than resetting them.
12256 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
12258 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
12260 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
12262 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
12263 argument to find_reloads_address.
12265 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
12267 PR tree-optimization/32919
12268 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
12269 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
12270 (coalesce_ssa_name): Call it.
12272 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
12273 David Ung <davidu@mips.com>
12275 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
12276 (__mips16_unorddf2, __mips16_floatunsidf): New.
12277 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
12279 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
12281 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12283 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
12284 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
12285 * tree.h (OMP_SECTIONS_CONTROL): New macro.
12286 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
12287 * omp-low.c (get_ws_args_for, determine_parallel_type,
12288 expand_omp_for_generic, expand_omp_for_static_nochunk,
12289 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
12290 Work with more precise CFG.
12291 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
12292 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
12294 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
12295 * gimple-low.c (lower_stmt): Ditto.
12296 * tree-inline.c (estimate_num_insns_1): Ditto.
12297 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
12298 (OMP_SECTIONS_SWITCH): New.
12299 * tree-cfgcleanup.c (cleanup_omp_return): New.
12300 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
12301 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
12302 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
12303 (tree_redirect_edge_and_branch): Handle omp constructs.
12305 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
12306 with three arguments.
12308 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12310 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
12311 in loop closed ssa.
12313 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12315 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
12316 the loop structures may need fixing.
12317 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
12319 (cleanup_tree_cfg_loop): Removed.
12320 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
12321 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
12322 instead of running cleanup_tree_cfg_loop.
12323 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
12324 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
12325 (tree_predictive_commoning): Declaration changed.
12326 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
12328 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12330 * doc/invoke.texi (l1-cache-size): Update documentation.
12331 (l2-cache-size): Document.
12332 * params.h (L2_CACHE_SIZE): New macro.
12333 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
12334 that L1_CACHE_SIZE is in kB now.
12335 (L2_CACHE_SIZE_BYTES): New macro.
12336 (tree_ssa_prefetch_arrays): Show size in kB.
12337 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
12338 and l2_cache_size fields.
12339 * config/i386/driver-i386.c (describe_cache): Detect cache size
12341 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
12342 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
12343 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
12344 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
12345 (override_options): Set l1-cache-size and l2-cache-size to default
12346 values if not specified otherwise.
12347 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
12348 (PARAM_L2_CACHE_SIZE): New.
12350 2007-08-01 Nigel Stephens <nigel@mips.com>
12351 David Ung <davidu@mips.com>
12352 Thiemo Seufer <ths@mips.com>
12353 Chris Dearman <chris@mips.com>
12354 Richard Sandiford <richard@codesourcery.com>
12356 * config.gcc (mips*-sde-elf*): New stanza.
12357 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
12358 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
12359 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
12360 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
12361 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
12362 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
12364 * config/mips/sde.h: New file.
12365 * config/mips/t-libgcc-mips16: Likewise.
12366 * config/mips/t-sde: Likewise.
12367 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
12368 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
12369 _MIPS_FPSET and _MIPS_SZINT.
12370 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
12371 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
12372 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
12373 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
12374 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12375 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12376 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
12377 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
12378 _MIPS_SZPTR and _MIPS_FPSET.
12379 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
12380 architecture is specified.
12381 (MIPS_32BIT_OPTION_SPEC): New macro.
12383 2007-07-31 Dan Hipschman <dsh@google.com>
12385 * gcc.c (end_going_arg): New function.
12386 (do_spec_2): Use it.
12387 (do_spec_1): Use it.
12389 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
12391 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
12392 only if ENABLE_CHECKING is defined.
12394 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
12396 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
12397 df_ru_add_problem, df_ru_get_bb_info): Removed.
12398 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
12399 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
12400 df_ru_free_bb_info, df_ru_alloc,
12401 df_ru_bb_local_compute_process_def,
12402 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
12403 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
12404 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
12405 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
12406 df_ru_add_problem): Removed.
12408 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12411 * pa.md (casesi32): Use match_scratch. Revise insn condition.
12412 (casesi32p, casesi64p): Likewise.
12413 (casesi): Adjust for above.
12415 2007-07-31 Richard Sandiford <richard@codesourcery.com>
12417 * mode-switching.c (create_pre_exit): Don't search past calls.
12419 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
12421 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
12423 2007-07-31 Revital Eres <eres@il.ibm.com>
12425 * ddg.c (add_deps_for_def): Rename to...
12426 (add_cross_iteration_register_deps): This. Change implementation
12427 to use only reaching def and def-use chains to construct the
12428 inter loop dependencies.
12429 (add_deps_for_use): Remove function.
12430 (build_inter_loop_deps): Call add_cross_iteration_register_deps
12431 function to build the inter loop dependencies.
12432 * modulo-sched.c (sms_schedule): Build only
12433 reaching def and def-use chains for the propose of the ddg
12436 2007-07-31 Julian Brown <julian@codesourcery.com>
12438 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
12439 New define_insns. Use correct RTL.
12440 (vec_set<mode>): Write as expander.
12442 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
12444 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
12445 to an unallocated space.
12447 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
12450 (split_constant_offset): Enable split_constant_offset to extract
12451 constants from other statements.
12452 * tree-vect-transform.c
12453 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
12454 to a temp var. Force base_offset to be simple.
12456 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
12458 * df-scan.c (df_scan_verify): Remove artificial limit on
12459 the number of blocks for verification.
12460 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
12461 df_simulate_defs): Avoid unnecessary insn checking for defs.
12463 2007-07-29 Mark Mitchell <mark@codesourcery.com>
12465 * config/m68k/lb1sf68.asm (FUNC): New macro.
12466 (__mulsi3): Use it.
12467 (__udivsi3): Likewise.
12468 (__divsi3): Likewise.
12469 (__umodsi3): Likewise.
12470 (__modsi3): Likewise.
12471 (__subdf3): Likewise.
12472 (__adddf3): Likewise.
12473 (__muldf3): Likewise.
12474 (__divdf3): Likewise.
12475 (__negdf2): Likewise.
12476 (__cmpdf2): Likewise.
12477 (__subsf3): Likewise.
12478 (__addsf3): Likewise.
12479 (__mulsf3): Likewise.
12480 (__divsf3): Likewise.
12481 (__negsf2): Likewise.
12482 (__cmpsf2): Likewise.
12483 (__eqdf2): Likewise.
12484 (__nedf2): Likewise.
12485 (__gtdf2): Likewise.
12486 (__gedf2): Likewise.
12487 (__ltdf2): Likewise.
12488 (__ledf2): Likewise.
12489 (__eqsf2): Likewise.
12490 (__nesf2): Likewise.
12491 (__gtsf2): Likewise.
12492 (__gesf2): Likewise.
12493 (__ltsf2): Likewise.
12494 (__lesf2): Likewise.
12496 2007-07-30 Ollie Wild <aaw@google.com>
12498 * c-ppoutput.c (print_lines_directives_only): New function.
12499 (scan_translation_unit_directives_only): New function.
12500 (preprocess_file): Add call to scan_translation_unit_directives_only.
12501 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
12502 (sanitize_cpp_opts): Add default flag_dump_macros setting for
12503 -fdirectives-only. Add errors for -fdirectives-only conflict with
12504 -Wunused-macros and -traditional.
12505 (finish_options): Add builtin macro initialization for
12506 -fdirectives-only + -fpreprocessed.
12507 * c.opt (fdirectives-only): New.
12508 * doc/cppopts.texi (fdirectives-only): New.
12510 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12512 * alias.c (record_set, memory_modified_1): Constify.
12513 * bt-load.c (note_btr_set): Likewise.
12514 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
12515 * combine.c (set_nonzero_bits_and_sign_copies,
12516 expand_field_assignment, record_dead_and_set_regs_1,
12517 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
12518 likely_spilled_retval_1): Likewise.
12519 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
12520 frv_io_handle_set): Likewise.
12521 * config/mips/mips.c (mips_sim_record_set,
12522 vr4130_true_reg_dependence_p_1): Likewise.
12523 * config/mt/mt.c (insn_dependent_p_1): Likewise.
12524 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
12525 * config/sh/sh.c (flow_dependent_p_1): Likewise.
12526 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
12527 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
12528 * ddg.c (mark_mem_store): Likewise.
12529 * df-problems.c (df_urec_mark_reg_change): Likewise.
12530 * function.c (update_epilogue_consts): Likewise.
12531 * gcse.c (record_set_info, record_last_set_info,
12532 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
12533 reg_clear_last_set): Likewise.
12534 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
12536 * jump.c (reversed_comparison_code_parts): Likewise.
12537 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
12538 reg_is_set): Likewise.
12539 * loop-iv.c (mark_altered): Likewise.
12540 * mode-switching.c (reg_becomes_live): Likewise.
12541 * optabs.c (no_conflict_move_test): Likewise.
12542 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
12544 * postreload.c (reload_combine_note_store, move2add_note_store):
12546 * regmove.c (flags_set_1): Likewise.
12547 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
12549 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
12551 * resource.c (update_live_status): Likewise.
12552 * rtl.h (set_of, note_stores): Likewise.
12553 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
12554 note_stores, parms_set): Likewise.
12555 * sched-rgn.c (sets_likely_spilled_1): Likewise.
12556 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
12558 * var-tracking.c (count_stores, add_stores): Likewise.
12560 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12562 * alias.c (mems_in_disjoint_alias_sets_p,
12563 fixed_scalar_and_varying_struct_p, aliases_everything_p,
12564 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
12565 write_dependence_p, mems_in_disjoint_alias_sets_p,
12566 read_dependence, true_dependence, canon_true_dependence,
12567 anti_dependence, output_dependence): Constify.
12568 * combine.c (extended_count): Likewise.
12569 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
12570 * cselib.c (get_value_hash, references_value_p,
12571 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
12572 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
12573 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
12574 * function.c (contains, prologue_epilogue_contains,
12575 sibcall_epilogue_contains): Likewise.
12576 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
12577 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
12578 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
12579 reg_or_subregno): Likewise.
12580 * recog.c (asm_noperands): Likewise.
12581 * reload1.c (function_invariant_p): Likewise.
12582 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
12583 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
12584 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
12585 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
12586 true_regnum, reg_or_subregno, condjump_in_parallel_p,
12587 extended_count, prologue_epilogue_contains,
12588 sibcall_epilogue_contains, function_invariant_p, true_dependence,
12589 canon_true_dependence, read_dependence, anti_dependence,
12590 output_dependence): Likewise.
12591 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
12593 2007-07-30 Julian Brown <julian@codesourcery.com>
12595 * config/arm/neon.md (V_ext): New mode attribute.
12596 (neon_vget_lane<mode>): Replace with define_expand.
12597 (neon_vget_lane<mode>_sext_internal)
12598 (neon_vget_lane<mode>_zext_internal): New define_insns for double
12599 and quad precision vectors.
12600 (neon_vget_lanedi): Add bounds check. Remove dead comment.
12601 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
12602 have typeless 32-bit result.
12604 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
12607 * tree-affine.h (aff_tree): The type of rest is sizetype for types
12609 * tree-affine.c (aff_combination_scale): If type is a pointer type,
12610 use sizetype for rest.
12611 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
12612 (aff_combination_convert): Don't convert rest for pointer types.
12614 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
12616 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
12618 * tree-ssa-alias.c: Add alloc-pool.h.
12619 (init_alias_info): Free alias_bitmap_obstack.
12620 (delete_alias_info): Call delete_mem_ref_stats.
12621 (get_mem_sym_stats_for): Use alloc_pool.
12622 (init_mem_ref_stats): Do not delete mem_ref_stats here.
12623 (delete_mem_sym_stats): Removed.
12625 2007-07-29 Sebastian Pop <sebpop@gmail.com>
12627 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
12628 functions cannot be represented as classical distance vectors.
12630 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12632 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
12633 * builtins.c (validate_arg, builtin_mathfn_code,
12634 validate_arglist): Likewise.
12635 * calls.c (call_expr_flags): Likewise.
12636 * combine.c (reg_nonzero_bits_for_combine,
12637 reg_num_sign_bit_copies_for_combine, get_last_value,
12638 reg_truncated_to_mode): Likewise.
12639 * emit-rtl.c (subreg_lowpart_p): Likewise.
12640 * expr.c (highest_pow2_factor_for_target,
12641 categorize_ctor_elements_1, categorize_ctor_elements,
12642 count_type_elements, contains_packed_reference,
12643 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
12644 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
12645 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
12646 native_encode_int, native_encode_real, native_encode_complex,
12647 native_encode_vector, native_encode_expr, native_interpret_int,
12648 native_interpret_real, native_interpret_complex,
12649 native_interpret_vector, native_interpret_expr): Likewise.
12650 * function.c (use_register_for_decl): Likewise.
12651 * gimplify.c (get_name): Likewise.
12652 * langhooks-def.h (lhd_return_null_const_tree): New.
12653 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
12654 * langhooks.c (lhd_return_null_const_tree): New.
12655 * langhooks.h (lang_get_callee_fndecl): Constify.
12656 * output.h (constructor_static_from_elts_p): Likewise.
12657 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
12658 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
12659 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
12660 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
12661 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
12662 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
12663 * rtlhooks-def.h (reg_nonzero_bits_general,
12664 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
12666 * rtlhooks.c (reg_num_sign_bit_copies_general,
12667 reg_nonzero_bits_general, reg_truncated_to_mode_general):
12669 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
12670 * stor-layout.c (mode_for_size_tree): Likewise.
12671 * tree-ssa-loop-im.c (memref_eq): Likewise.
12672 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
12673 * tree.c (contains_placeholder_p, type_list_equal,
12674 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
12676 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
12677 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
12678 contains_placeholder_p, contains_packed_reference,
12679 get_callee_fndecl, operand_equal_for_phi_arg_p,
12680 warn_if_unused_value, is_body_block, native_encode_expr,
12681 native_interpret_expr, fold_convertible_p, operand_equal_p,
12682 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
12683 validate_arglist, simple_cst_equal, type_list_equal,
12684 use_register_for_decl, call_expr_flags, get_name,
12685 highest_pow2_factor): Likewise.
12686 (const_call_expr_arg_iterator_d,
12687 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
12688 first_const_call_expr_arg, more_const_call_expr_args_p,
12689 FOR_EACH_CONST_CALL_EXPR_ARG): New.
12690 * varasm.c (constructor_static_from_elts_p): Constify.
12692 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
12694 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
12695 config/arm/neon-schedgen.ml, config/arm/neon.ml,
12696 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
12697 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
12698 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
12699 tree-vect-transform.c, tree.def: Fix comment typos. Follow
12700 spelling conventions.
12701 * doc/invoke.texi: Follow spelling conventions.
12703 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
12704 Revital Eres <eres@il.ibm.com>
12706 * modulo-sched.c (sms_schedule): Avoid loops which includes
12707 auto-increment instructions.
12709 2007-07-28 Richard Guenther <rguenther@suse.de>
12711 PR middle-end/32920
12712 * fold-const.c (fold_cond_expr_with_comparison): Convert
12713 operand zero of MIN/MAX_EXPR to correct type.
12715 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12717 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
12718 flags_from_decl_or_type): Constify.
12719 * gcc.c (do_spec_1): Likewise.
12720 * print-tree.c (dump_addr, print_node_brief): Likewise.
12721 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
12722 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
12723 tree_purge_all_dead_eh_edges): Likewise.
12724 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
12725 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
12727 * tree.c (expr_location, expr_has_location, expr_locus,
12728 expr_filename, expr_lineno, get_inner_array_type,
12729 fields_compatible_p): Likewise.
12730 * tree.h (get_inner_array_type, fields_compatible_p,
12731 expr_location, expr_has_location, expr_locus, expr_filename,
12732 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
12733 setjmp_call_p, alloca_call_p): Likewise.
12735 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
12737 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
12738 TV_FLOW_INSENSITIVE.
12740 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
12742 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
12743 (compute_flow_insensitive_aliasing): Ditto for
12744 TV_FLOW_INSENSITIVE.
12746 2007-07-27 Jan Hubicka <jh@suse.cz>
12748 * config/i386/i386.c (register_move_cost): Remove accidentally
12749 comitted #if 0 block.
12751 * attribs.c: Include hashtab.h
12752 (attribute_hash): New.
12753 (substring): New structure.
12754 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
12756 (init_attributes): Initialize attribute hash.
12757 (decl_attributes): Use attribute hash.
12758 * Makefile.in (attribs.c): Depend on hashtab.h.
12760 2007-07-27 Steve Ellcey <sje@cup.hp.com>
12762 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
12764 2007-07-27 Richard Sandiford <richard@codesourcery.com>
12766 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
12767 __mips_dspr2 and __mips_dsp_rev macros.
12768 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
12770 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
12772 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
12774 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
12776 PR middle-end/32749
12778 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
12779 and the updating of the live and do_not_gen sets.
12780 (df_note_bb_compute): Added updating of live and do_not_gen sets
12781 for regular defs so that the case of clobber inside conditional
12782 call is processed correctly.
12784 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
12786 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
12787 operands with compatible type.
12789 2007-07-27 Richard Sandiford <richard@codesourcery.com>
12791 * expr.h (store_bit_field): Don't return a value.
12792 * expmed.c (check_predicate_volatile_ok): New function.
12793 (store_bit_field_1): New function, extracted from store_bit_field.
12794 Take a fallback_p argument and return true if the operation succeeded.
12795 Only use store_fixed_bit_field if fallback_p. Don't recompute
12796 mode_for_extraction; use op_mode instead. Try forcing memories
12797 into registers if the insv expander fails.
12798 (store_bit_field): Use store_bit_field_1 with fallback_p true.
12799 Don't return a value.
12800 (convert_extracted_bit_field): New function, extracted from
12802 (extract_bit_field_1): Likewise. Take a fallback_p argument
12803 and return NULL if the operation succeeded. Only use
12804 extract_fixed_bit_field if fallback_p. Only calculate one
12805 extraction mode. Combine code for extv and extzv. Try forcing
12806 memories into registers if the ext(z)v expander fails.
12807 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
12809 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
12811 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
12813 (df_ref): Likewise. Put regno with other integer fields.
12815 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
12817 * df.h (df_mw_hardreg): Remove "loc" field.
12818 * df-scan.c (df_ref_record): Don't set it. Remove redundant
12820 * df-problems.c (df_whole_mw_reg_unused_p): New function,
12821 split out from df_set_unused_notes_for_mw. Return false for
12822 partial references. Assert that mw_reg is a REG when returning true.
12823 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
12824 (df_whole_mw_reg_dead_p): New function, split out from
12825 df_set_dead_notes_for_mw. Return false for partial references.
12826 Assert that mw_reg is a REG when returning true.
12827 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
12828 Remove redundant bitmap check.
12830 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
12832 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
12833 ($(T)crtend.o): Likwise.
12834 ($(T)crtbeginS.o): Likwise.
12835 ($(T)crtendS.o): Likwise.
12836 ($(T)crtfastmath.o): Likwise.
12838 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
12840 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
12841 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
12842 * basic-block.h (struct control_flow_graph): Added x_dom_computed
12843 and x_n_bbs_in_dom_tree fields.
12845 2007-07-26 Steve Ellcey <sje@cup.hp.com>
12847 PR tree-optimization/32087
12848 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
12849 Do not call scale_bbs_frequencies_int with prob of zero.
12851 2007-07-26 Julian Brown <julian@codesourcery.com>
12853 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
12854 (neon_element_bits): Add prototypes.
12855 * config/arm/arm.c (bounds_check, neon_lane_bounds)
12856 (neon_const_bounds, neon_element_bits): New functions.
12857 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
12858 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
12859 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
12860 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
12861 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
12862 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
12863 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
12864 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
12865 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
12866 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
12867 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
12868 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
12869 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
12871 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
12873 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
12874 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
12876 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
12877 Julian Brown <julian@codesourcery.com>
12879 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
12880 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
12881 * config/arm/cortex-a8.md: New.
12882 * config/arm/cortex-a8-neon.md: New.
12883 * config/arm/neon-schedgen.ml: New.
12884 * config/arm/neon.md (vqh_mnem): New.
12886 (Is_float_mode): New.
12887 (Scalar_mul_8_16): New.
12889 (V_mode_nunits): New.
12890 (All instruction patterns): Annotate with neon_type attribute
12892 * config/arm/arm.md: Include cortex-a8.md.
12893 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
12895 Annotate instruction patterns accordingly.
12896 (generic_sched): Do not use generic scheduling for Cortex-A8.
12897 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
12899 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
12901 * fold-const.c (fold_read_from_constant_string): Use
12902 build_int_cst_type.
12903 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
12905 2007-07-26 Nick Clifton <nickc@redhat.com>
12907 * tree-ssa-operands.h: Change copyright header to refer to version
12908 3 of the GNU General Public License and to point readers at the
12909 COPYING3 file and the FSF's license web page.
12910 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
12911 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
12912 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
12913 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
12914 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
12915 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
12916 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
12917 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
12918 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
12919 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
12920 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
12921 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
12922 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
12923 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
12924 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
12925 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
12926 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
12927 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
12928 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
12929 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
12930 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
12931 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
12932 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
12933 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
12934 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
12935 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
12936 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
12937 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
12938 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
12939 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
12940 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
12941 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
12942 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
12943 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
12944 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
12945 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
12946 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
12947 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
12948 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
12949 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
12950 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
12951 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
12952 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
12953 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
12954 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
12955 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
12956 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
12957 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
12958 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
12959 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
12960 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
12961 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
12962 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
12963 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
12964 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
12965 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
12966 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
12967 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
12968 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
12969 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
12970 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
12971 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
12972 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
12973 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
12974 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
12975 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
12976 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
12977 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
12978 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
12979 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
12980 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
12981 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
12982 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
12983 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
12984 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
12985 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
12986 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
12987 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
12988 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
12989 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
12990 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
12991 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
12992 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
12993 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
12994 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
12995 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
12996 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
12997 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
12998 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
12999 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
13000 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
13001 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
13002 vecprim.h, basic-block.h, tree-ssa-structalias.c,
13003 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
13004 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
13005 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
13006 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
13007 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
13008 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
13009 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
13010 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
13011 convert.c, convert.h, langhooks-def.h, reload1.c,
13012 tree-ssa-operands.c: Likewise.
13014 2007-07-26 Jan Hubicka <jh@suse.cz>
13016 * tree-ssa-live.c: Include debug.h and flags.h.
13017 (mark_scope_block_unused): New function.
13018 (remove_unused_scope_block_p): New function.
13019 (remove_unused_locals): Remove unused blocks too.
13021 2007-07-25 Ian Lance Taylor <iant@google.com>
13023 * combine.c (combine_max_regno): Remove. Remove all uses.
13024 (struct reg_stat_struct): Rename from struct reg_stat.
13025 (reg_stat_type): Define, and declare VECs.
13026 (reg_stat): Change from pointer to VEC. Change all uses.
13027 (combine_split_insns): New static function.
13028 (try_combine, find_split_point): Call it instead of split_insns.
13030 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13032 * cfghooks.c (split_block): Fix the information about loop latch.
13034 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13036 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
13038 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13040 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
13041 Scan the new edge for loop exit info.
13043 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
13045 * config/darwin.c: Include debug.h.
13047 2007-07-25 Steve Ellcey <sje@cup.hp.com>
13050 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
13052 2007-07-25 Steve Ellcey <sje@cup.hp.com>
13054 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
13055 (HARD_REGNO_MODE_OK): Ditto.
13056 (MODES_TIEABLE_P): Ditto.
13057 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
13058 (CLASS_MAX_NREGS): Ditto.
13059 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
13060 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
13061 (divdf3_internal_thr): Removed.
13062 * config/ia64/div.md: New file.
13063 * config/ia64/constraints.md: Add H constraint.
13065 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13067 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
13068 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
13069 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
13070 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
13071 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
13072 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
13073 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
13074 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
13075 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
13076 dump_sbitmap_file, debug_sbitmap, popcount_table,
13077 sbitmap_popcount): Constify.
13078 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
13079 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
13080 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
13081 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
13082 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
13083 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
13084 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
13085 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
13086 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
13087 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
13088 sbitmap_popcount, sbitmap_verify_popcount): Constify.
13090 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13092 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
13093 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
13094 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
13095 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
13096 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
13097 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
13098 bitmap_intersect_p, bitmap_intersect_compl_p,
13099 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
13100 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
13102 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
13103 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
13104 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
13105 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
13106 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
13107 debug_bitmap, debug_bitmap_file, bitmap_print,
13108 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
13109 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
13111 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
13113 * config/darwin.c (darwin_override_options): Additional fix for
13114 debug info formats that don't support var tracking.
13116 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13118 * cselib.c (entry_and_rtx_equal_p): Constify.
13119 * gengtype.c (output_mangled_typename, write_types, write_local):
13121 * gengtype.h (const_type_p): New.
13122 * see.c (eq_descriptor_extension, hash_descriptor_extension):
13124 * tlink.c (scan_linker_output): De-constify.
13125 * tree-ssa-loop-im.c (memref_eq): Constify.
13126 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
13127 (shared_bitmap_hash, shared_bitmap_eq): Constify.
13129 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13131 * c-common.c (fname_as_string, c_type_hash): Constify.
13132 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
13133 * cgraph.c (edge_hash, edge_eq): Likewise.
13134 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
13135 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
13136 reg_attrs_htab_eq): Likewise.
13137 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
13139 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
13140 const_decl_t, const_state_t, const_automata_list_el_t): New.
13141 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
13142 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
13143 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
13144 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
13145 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
13146 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
13147 compare_max_occ_cycle_nums, out_state_arcs_num,
13148 compare_transition_els_num, units_cmp, state_reservs_cmp):
13150 * genmodes.c (cmp_modes): Likewise.
13151 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
13152 * gimplify.c (compare_case_labels): Likewise.
13153 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
13154 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
13155 * matrix-reorg.c (mtt_info_hash): Likewise.
13156 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
13157 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
13158 (htab_hash_bucket, htab_hash_elem): Constify.
13159 * tree-browser.c (TB_parent_eq): Likewise.
13160 * tree-scalar-evolution.c (hash_scev_info): Likewise.
13161 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
13162 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
13163 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
13165 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
13166 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
13167 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
13168 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
13169 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
13171 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
13172 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
13173 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
13174 * tree-ssa-threadupdate.c (redirection_data_hash,
13175 redirection_data_eq): Likewise.
13176 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
13177 * tree-ssa.c (var_ann_eq): Likewise.
13178 * tree-vrp.c (compare_case_labels): Likewise.
13179 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
13180 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
13181 tree_not_check_failed, tree_class_check_failed,
13182 tree_range_check_failed, tree_not_class_check_failed,
13183 omp_clause_check_failed, omp_clause_range_check_failed,
13184 tree_contains_struct_check_failed, tree_operand_check_failed):
13186 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
13187 tree_not_check_failed, tree_class_check_failed,
13188 tree_range_check_failed, tree_not_class_check_failed,
13189 tree_operand_check_failed, omp_clause_operand_check_failed,
13190 tree_operand_length): Likewise.
13191 * var-tracking.c (const_variable): New.
13192 (variable_htab_hash, variable_htab_eq): Constify.
13193 * varasm.c (const_desc_hash): Likewise.
13195 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13197 * expr.c (handled_component_p): Constify.
13198 * fold-const.c (fit_double_type): Likewise.
13199 * real.h (real_value_from_int_cst): Likewise.
13200 * tree-flow-inline.h (gimple_in_ssa_p,
13201 gimple_aliases_computed_p, gimple_addressable_vars,
13202 gimple_call_clobbered_vars, gimple_referenced_vars,
13203 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
13204 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
13205 may_aliases, end_readonly_imm_use_p, has_zero_uses,
13206 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
13207 is_label_stmt, is_global_var, phi_ssa_name_p,
13208 factoring_name_p, is_call_clobbered, tree_common_ann,
13209 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
13210 unmodifiable_var_p, array_ref_contains_indirect_ref,
13211 ref_contains_array_ref, lookup_subvars_for_var,
13212 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
13213 gimple_mem_ref_stats): Likewise.
13214 * tree-flow.h (tree_common_ann, var_ann, function_ann,
13215 may_aliases, is_exec_stmt, is_label_stmt,
13216 ref_contains_array_ref, array_ref_contains_indirect_ref,
13217 var_can_have_subvars, overlap_subvar, is_call_clobbered,
13218 unmodifiable_var_p): Likewise.
13219 * tree-gimple.c (is_gimple_min_invariant): Likewise.
13220 * tree-gimple.h (is_gimple_min_invariant): Likewise.
13221 * tree.c (type_hash_list, attribute_hash_list, tree_size,
13222 cst_and_fits_in_hwi, real_value_from_int_cst,
13223 build_real_from_int_cst, integer_zerop, integer_onep,
13224 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
13225 tree_floor_log2, real_zerop, real_onep, real_twop,
13226 real_minus_onep, really_constant_p, purpose_member, chain_member,
13227 list_length, fields_length, int_size_in_bytes, bit_position,
13228 int_bit_position, byte_position, int_byte_position, expr_align,
13229 array_type_nelts, tree_node_structure,
13230 type_contains_placeholder_1, iterative_hash_pointer,
13231 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
13232 tree_map_base_eq, type_hash_list, type_hash_eq,
13233 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
13234 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
13235 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
13236 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
13237 int_fits_type_p, get_containing_scope, decl_function_context,
13238 decl_type_context, omp_clause_operand_check_failed,
13239 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
13240 * tree.h (omp_clause_operand_check_failed, tree_size,
13241 build_real_from_int_cst, array_type_nelts, purpose_member,
13242 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
13243 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
13244 is_attribute_p, check_qualified_type, expr_align,
13245 int_size_in_bytes, bit_position, int_bit_position, byte_position,
13246 int_byte_position, list_length, fields_length, initializer_zerop,
13247 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
13248 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
13249 tree_node_structure, handled_component_p, get_containing_scope,
13250 decl_function_context, decl_type_context, real_zerop,
13251 type_num_arguments, fit_double_type, really_constant_p,
13252 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
13253 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
13254 real_twop, real_minus_onep, int_cst_value): Likewise.
13256 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13258 * cfglayout.c (insn_scope, insn_line): Constify.
13259 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
13260 const_double_htab_hash, const_double_htab_eq,
13261 mem_attrs_htab_hash): Likewise.
13262 * loop-iv.c (biv_eq): Likewise.
13263 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
13264 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
13265 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
13267 * rtl-error.c (location_for_asm, diagnostic_for_asm,
13268 error_for_asm, warning_for_asm, _fatal_insn,
13269 _fatal_insn_not_found): Likewise.
13270 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
13271 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
13272 rtl_check_failed_type2, rtl_check_failed_code1,
13273 rtl_check_failed_code2, rtl_check_failed_code_mode,
13274 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
13275 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
13276 rtl_check_failed_type2, rtl_check_failed_code1,
13277 rtl_check_failed_code2, rtl_check_failed_code_mode,
13278 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
13279 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
13280 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
13281 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
13282 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
13283 rtx_unstable_p, get_integer_term, get_related_value,
13284 offset_within_block_p, reg_mentioned_p, count_occurrences,
13285 reg_referenced_p, reg_used_between_p, no_labels_between_p,
13286 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
13287 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
13288 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
13289 find_constant_src, find_reg_fusage, find_regno_fusage,
13290 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
13291 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
13292 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
13293 computed_jump_p, auto_inc_p, in_expr_list_p,
13294 remove_node_from_expr_list, loc_mentioned_in_p,
13295 label_is_jump_target_p, reversed_comparison_code_parts,
13296 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
13297 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
13298 print_inline_rtx): Likewise.
13299 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
13300 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
13301 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
13302 get_integer_term, get_related_value, offset_within_block_p,
13303 count_occurrences, reg_mentioned_p, no_labels_between_p,
13304 reg_used_between_p, reg_referenced_p, single_set_2,
13305 multiple_sets, set_noop_p, refers_to_regno_p,
13306 reg_overlap_mentioned_p, dead_or_set_p,
13307 covers_regno_no_parallel_p, covers_regno_p,
13308 dead_or_set_regno_p, find_reg_note, find_regno_note,
13309 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
13310 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
13311 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
13312 side_effects_p, may_trap_p_1, may_trap_p,
13313 may_trap_after_code_motion_p, may_trap_or_fault_p,
13314 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
13315 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
13316 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
13317 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
13318 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
13320 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
13321 warning_for_asm): Likewise.
13322 * tree.h (print_rtl): Likewise.
13323 * varasm.c (get_pool_mode): Likewise.
13325 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13327 * c-lex.c (c_lex_with_flags, lex_string): Constify.
13328 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
13329 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
13330 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
13331 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
13332 * ddg.c (compare_sccs): Likewise.
13333 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
13334 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
13335 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
13336 decimal_do_fix_trunc, decimal_real_to_integer,
13337 decimal_real_to_integer2, decimal_real_maxval): Likewise.
13338 * dse.c (const_group_info_t): New.
13339 (invariant_group_base_eq, invariant_group_base_hash): Constify.
13340 * dwarf2out.c (const_dw_die_ref): New.
13341 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
13342 * tree-browser.c (TB_parent_eq): Likewise.
13343 * unwind-dw2-fde.c (__register_frame_info_bases,
13344 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
13345 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
13347 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
13348 * unwind-dw2.c (uw_frame_state_for): Likewise.
13349 * value-prof.c (histogram_hash, histogram_eq): Likewise.
13350 * value-prof.h (const_histogram_value): New.
13352 2007-07-25 Richard Sandiford <richard@codesourcery.com>
13354 * config/mips/mips.c (machine_function): Add
13355 initialized_mips16_gp_pseudo_p.
13356 (mips16_gp_pseudo_reg): Do not emit the initialization of
13357 mips16_gp_pseudo_rtx when being called from the gimple cost-
13358 calculation routines; emit it on the first use outside those
13361 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13363 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
13366 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
13367 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
13368 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
13369 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
13370 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
13371 Preserve const-ness of parameters through use of __typeof(),
13372 also constify and tidy.
13374 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
13375 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
13376 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
13377 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
13378 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
13379 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
13380 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
13381 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
13382 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
13384 2007-07-25 Julian Brown <julian@codesourcery.com>
13385 Mark Shinwell <shinwell@codesourcery.com>
13387 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
13388 (alpha_mangle_type): This.
13389 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13390 (TARGET_MANGLE_TYPE): Define this instead.
13391 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
13392 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
13393 (arm_init_neon_builtins): Fix comment.
13394 (arm_mangle_map_entry): New.
13395 (arm_mangle_map): New.
13396 (arm_mangle_type): New.
13397 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
13398 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
13399 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
13400 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13401 (TARGET_MANGLE_TYPE): Define this instead.
13402 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
13403 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
13404 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
13405 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13406 (TARGET_MANGLE_TYPE): Define this instead.
13407 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
13409 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
13410 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13411 (TARGET_MANGLE_TYPE): Define this instead.
13412 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
13413 (s390_mangle_type): This.
13414 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13415 (TARGET_MANGLE_TYPE): Define this instead.
13416 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
13417 (sparc_mangle_type): This.
13418 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13419 (TARGET_MANGLE_TYPE): Define this instead.
13420 * cp/mangle.c (write_type): Call mangle_type target hook on all
13421 types before mangling. Use original type, not main variant, as
13423 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
13424 (TARGET_MANGLE_TYPE): This.
13425 * target.h (gcc_target): Rename mangle_fundamental_type to
13427 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
13428 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
13430 2007-07-25 Julian Brown <julian@codesourcery.com>
13431 Paul Brook <paul@codesourcery.com>
13432 Joseph Myers <joseph@codesourcery.com>
13433 Mark Shinwell <shinwell@codesourcery.com>
13435 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
13436 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
13437 (with_fpu): Allow --with-fpu=neon.
13438 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
13439 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
13440 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
13441 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
13442 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
13443 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
13444 (neon_emit_pair_result_insn, neon_disambiguate_copy)
13445 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
13446 (output_move_neon): Add prototypes.
13447 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
13448 (all_fpus): Add FPUTYPE_NEON.
13449 (fp_model_for_fpu): Add NEON field.
13450 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
13451 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
13453 (arm_legitimate_address_p): Don't support fancy addressing for NEON
13455 (thumb2_legitimate_address_p): Likewise.
13456 (neon_valid_immediate): Recognize and prepare constants suitable for
13458 (neon_immediate_valid_for_move): New function. Recognize and prepare
13459 immediates for NEON move instructions.
13460 (neon_immediate_valid_for_logic): New function. Recognize and
13461 prepare immediates for NEON logic instructions.
13462 (neon_output_logic_immediate): New function. Create asm string
13463 suitable for outputting immediate logic instructions.
13464 (neon_pairwise_reduce): New function. Implement reduction using
13465 pairwise operations.
13466 (neon_expand_vector_init): New function. Expand a (possibly
13467 non-constant) vector initialization.
13468 (neon_vector_mem_operand): New function. Memory operands supported
13469 for quad-word loads/stores to/from ARM or NEON registers. Don't
13470 allow base+offset addressing for core regs.
13471 (neon_struct_mem_operand): New function. Valid mems for NEON
13473 (coproc_secondary_reload_class): Enable NEON registers to be loaded
13474 from neon_vector_mem_operand addresses without a secondary register.
13475 (add_minipool_forward_ref): Handle >8-byte minipool entries.
13476 (add_minipool_backward_ref): Likewise.
13477 (dump_minipool): Likewise.
13478 (push_minipool_fix): Likewise.
13479 (output_move_quad): New function. Output quad-word moves, loads and
13480 stores using ARM registers.
13481 (output_move_vfp): Add support for vectors in VFP (NEON) D
13483 (output_move_neon): Output a NEON load/store to/from a quadword
13485 (arm_print_operand): Implement new codes:
13486 - 'c' for unadorned integers (without a # sign).
13487 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
13489 - 'e', 'f' for the low and high D parts of a NEON Q register.
13490 - 'q' outputs a NEON Q register.
13491 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
13492 - 'T' prints NEON opcode features from a coded bitmask.
13493 - 'F' is similar to T, but signed/unsigned codes both print as
13495 - 't' is similar to T, but 'u' is printed instead of 'p'.
13496 - 'O' prints 'r' if NEON instruction should perform rounding (as
13497 specified by bitmask), else prints nothing.
13498 - '#' is a punctuation character to stop operand numbers from
13499 running together with following digits in the assembler
13500 strings for instructions (when using mode attributes).
13501 (arm_assemble_integer): Handle extra NEON vector modes. Permute
13502 constant vectors in big-endian mode, where necessary.
13503 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
13504 Handle EI, OI, CI, XI modes.
13505 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
13506 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
13507 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
13508 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
13509 (neon_builtin_type_bits): Add enumeration, one bit for each vector
13511 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
13512 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
13513 to turn v8qi, etc. into bits defined above.
13514 (neon_itype): New enumeration. Classifications of NEON builtins.
13515 (neon_builtin_datum): Define struct. Contains information about
13516 a single builtin (with multiple modes).
13517 (CF): Define helper macro for...
13518 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
13520 (neon_builtin_data): New array. Define information about builtins
13521 for use during initialization/expansion.
13522 (arm_init_neon_builtins): New function.
13523 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
13525 (neon_builtin_compare): New function.
13526 (locate_neon_builtin_icode): New function. Find an insn code for a
13527 builtin given a function code for that builtin. Also return type of
13528 builtin (NEON_BINOP, NEON_UNOP etc.).
13529 (builtin_arg): New enumeration. Types of arguments for builtins.
13530 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
13531 Takes a variable argument list of builtin_arg types, terminated by
13533 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
13534 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
13535 (neon_emit_pair_result_insn): New function. Support returning pairs
13536 of vectors via a pointer.
13537 (neon_disambiguate_copy): New function. Set up operands for a
13538 multi-word copy such that registers do not get clobbered.
13539 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
13540 ARM_BUILTIN_NEON_BASE.
13541 (arm_file_start): Set float-abi attribute for NEON.
13542 (arm_vector_mode_supported_p): Enable NEON vector modes.
13543 (arm_mangle_map_entry): New.
13544 (arm_mangle_map): New.
13545 (arm_mangle_vector_type): New.
13546 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
13548 (TARGET_NEON): New macro. Target supports NEON.
13549 (fputype): Add FPUTYPE_NEON.
13550 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
13551 for vectorization based on command-line arg.
13552 (NEON_REGNO_OK_FOR_NREGS): Define.
13553 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
13554 (VALID_NEON_STRUCT_MODE): Define.
13555 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
13556 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
13557 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
13558 (consttable_16): Add pattern for outputting 16-byte minipool
13560 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
13562 (vec-common.md, neon.md): Include md files.
13563 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
13564 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
13565 (memory_constraint "Ut", "Un", "Us"): Define.
13566 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
13567 (MMX_char): New mode attribute.
13568 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
13569 (*add<mode>3_iwmmxt): New insn pattern.
13570 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
13571 (*sub<mode>3_iwmmxt): New insn pattern.
13572 (mulv4hi3): Rename to...
13573 (*mulv4hi3_iwmmxt): This.
13574 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
13575 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
13576 (uminv4hi3, uminv2si3): Remove. Replace with...
13577 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
13578 (*umin<mode>3_iwmmxt): These.
13579 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
13580 (ashr<mode>3_iwmmxt): This new pattern.
13581 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
13582 (lshr<mode>3_iwmmxt): This new pattern.
13583 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
13584 (ashl<mode>3_iwmmxt): This new pattern.
13585 * config/arm/neon-docgen.ml: New file. Generate documentation for
13587 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
13588 * config/arm/arm_neon.h: New (autogenerated).
13589 * config/arm/neon-testgen.ml: New file. Generate NEON tests
13591 * config/arm/neon.md: New file. Define NEON instructions.
13592 * config/arm/neon.ml: New file. Abstract description of NEON
13593 instructions, used to generate arm_neon.h header, documentation and
13595 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
13596 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
13598 * doc/extend.texi (ARM Built-in Functions): Rename and remove
13600 (ARM NEON Intrinsics): New subsection.
13601 * doc/arm-neon-intrinsics.texi: New (autogenerated).
13603 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
13605 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
13608 2007-07-24 Jan Hubicka <jh@suse.cz>
13610 * regclass.c (move_table): New type.
13611 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
13612 (init_move_cost): Break out from ...
13613 (init_reg_sets_1): ... here; simplify computation of
13614 have_regs-of_mode and contains_reg_of_mode.
13615 (record_reg_classes): Unswitch internal loops.
13616 (copy_cost): Trigger lazy initialization of move cost
13617 (record_address_regs): Likewise.
13619 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
13621 * config/darwin.c (darwin_override_options): Don't force on
13622 flag_var_tracking_uninit when no debug info is requested.
13624 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13626 * cfgloop.c (init_loops_structure): New function.
13627 (flow_loops_find): Create root of the loop tree unconditionally.
13629 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
13631 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
13633 2007-07-24 Jan Hubicka <jh@suse.cz>
13635 * caller-save.c: Include ggc.h, gt-caller-save.h
13636 (reg_save_code, reg_restore_code): Rename to ...
13637 (cached_reg_save_code, cached_reg_restore_code): ... those.
13638 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
13639 (reg_save_code, reg_restore_code): New functions.
13640 (init_caller_save): Do not intialize
13641 reg_save_code/reg_restore_code tables.
13642 * Makefile.in: (gt-caller-save.h): New.
13644 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
13646 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
13647 with the mode of the original operand instead of
13650 2007-07-23 Jan Hubicka <jH@suse.cz>
13652 * i386.c (ix86_secondary_memory_needed): Break out to...
13653 (inline_secondary_memory_needed): ... here.
13654 (ix86_memory_move_cost): Break out to ...
13655 (inline_memory_move_cost): ... here; add support for IN value of 2 for
13656 maximum of input and output; fix handling of Q_REGS on 64bit.
13657 (ix86_secondary_memory_needed): Microoptimize.
13659 2007-07-23 Sebastian Pop <sebpop@gmail.com>
13661 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
13662 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
13663 stmts_from_loop, known_dependences_p, build_rdg): New.
13664 * tree-data-ref.h: Depends on graphds.h.
13665 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
13666 (build_rdg): Declared.
13667 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
13669 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
13671 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
13674 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
13675 Jakub Jelinek <jakub@redhat.com>
13677 PR middle-end/PR28690
13678 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
13680 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
13681 and MEM_POINTER operands over REG and MEM operands.
13682 (swap_commutative_operands_p): Change return value to bool.
13683 * rtl.h: Update the corresponding prototype.
13684 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
13685 instead of gen_rtx_PLUS.
13686 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
13687 value to bool. Change function arguments to rtx's and update code
13689 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
13690 calls to match the new declaration.
13691 * simplify-rtx.c (simplify_associative_operation): Don't
13692 reorder simplify_binary_operation arguments.
13694 2007-07-23 Richard Sandiford <richard@codesourcery.com>
13696 * config/mips/mips.c (override_options): Use mips_costs to derive
13697 the default branch cost.
13698 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
13700 * config/mips/mips.opt (mbranch-cost=): New option.
13701 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
13703 2007-07-23 Richard Sandiford <richard@codesourcery.com>
13705 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
13706 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
13707 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
13708 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
13710 2007-07-23 Richard Sandiford <richard@codesourcery.com>
13712 * config/mips/constraints.md (ks): New constraint.
13713 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
13714 (*add<mode>3_mips16): ...here.
13716 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
13718 * optabs.h (enum optab_index): Add new OTI_signbit.
13719 (signbit_optab): Define corresponding macro.
13720 (enum insn_code signbit_optab[]): Remove array.
13721 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
13722 (expand_copysign_absneg): If back end provides signbit insn, use it
13723 instead of bit operations on floating point argument.
13724 * builtins.c (enum insn_code signbit_optab[]): Remove array.
13725 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
13726 for availability of signbit insn.
13728 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
13729 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
13730 SSE mode is not active.
13731 (isinf<mode>2): Disable for mfpmath=sse,387.
13733 2007-07-22 Ben Elliston <bje@au.ibm.com>
13735 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
13737 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
13739 2007-07-20 Richard Guenther <rguenther@suse.de>
13741 * tree-cfg.c (verify_expr): COND_EXPRs can have any
13742 integral typed condition.
13743 * tree-ssa.c (useless_type_conversion_p): Do not preserve
13744 booleanness. Only preserve conversions from a non-base
13745 type to a base type, not in general between types with
13746 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
13747 * tree.def (COND_EXPR): Document that the condition
13748 can be of any integral type.
13750 2007-07-20 Nigel Stephens <nigel@mips.com>
13751 Richard Sandiford <richard@codesourcery.com>
13753 * config/mips/mips.h (mips_dwarf_regno): Declare.
13754 (DBX_REGISTER_NUMBER): Remove redundant brackets.
13755 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
13756 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
13757 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
13758 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
13759 (REG_CLASS_NAMES): Update accordingly.
13760 * config/mips/mips.c (mips_dwarf_regno): New array.
13761 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
13762 (mips_subword): Remove special handling for accumulator registers.
13763 (override_options): Initiailize mips_dwarf_regno. Remove use
13765 (mips_swap_registers): New function.
13766 (mips_conditional_register_usage): Swap accumulator registers
13767 around if TARGET_LITTLE_ENDIAN.
13768 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
13769 * config/mips/constraints.md (h, l): Use the endianness to choose
13770 between MD0_REG and MD1_REG.
13771 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
13772 alternative-dependent template.
13774 2007-07-20 Richard Sandiford <richard@codesourcery.com>
13776 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
13779 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
13781 * function.c (thread_prologue_and_epilogue_insns): Fix exit
13782 predecessor fallthru flags.
13784 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
13786 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
13787 of compare to the same type.
13788 * cfgloopmanip.c (add_loop): Update information about loop exits.
13789 (loop_version): Remove the innermost loop requirement.
13790 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
13791 to sizetype for pointers.
13793 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
13795 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
13796 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
13797 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
13799 * config/dfp-bit.c: Empty for TFmode conversions.
13801 2007-07-18 Caroline Tice <ctice@apple.com>
13803 * var-tracking.c (find_src_status): Check for COND_EXEC insns
13804 and handle them correctly; check that src is not NULL before
13806 (find_src_set_src): Likewise.
13808 2007-07-18 Bob Wilson <bob.wilson@acm.org>
13810 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
13811 (struct alignment_context, init_alignment_context): New.
13812 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
13813 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
13814 (XCHAL_HAVE_S32C1I): Likewise.
13815 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
13816 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
13817 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
13818 (ATOMIC, HQI): New macros.
13819 (memory_barrier, *memory_barrier): New.
13820 (sync_lock_releasesi): New.
13821 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
13822 (sync_lock_test_and_set<mode>): New.
13823 (sync_<atomic><mode>): New.
13824 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
13825 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
13826 (xtensa_expand_atomic): New.
13828 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13832 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
13833 transformation for builtin ISNORMAL.
13834 (expand_builtin): Handle BUILT_IN_ISNORMAL.
13835 * builtins.def (BUILT_IN_ISNORMAL): New.
13836 * doc/extend.texi: Document isnormal.
13838 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13842 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
13843 optabs infrastructure. Provide generic implementation for
13845 (expand_builtin): Handle FINITE/ISFINITE.
13846 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
13847 (fold_builtin_1): Likewise.
13849 * builtins.def (BUILT_IN_ISFINITE): New.
13851 * doc/extend.texi: Document isfinite.
13853 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13856 PR middle-end/20558
13858 * builtins.c (expand_builtin_interclass_mathfn): Provide a
13859 generic fallback for isinf.
13860 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
13861 calculation code ...
13862 * real.c (get_max_float): ... to here.
13863 * real.h (get_max_float): New.
13865 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13867 PR middle-end/32668
13869 * builtin-attrs.def (ATTR_TYPEGENERIC,
13870 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
13872 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
13873 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
13874 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
13875 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
13877 * c-common.c (handle_type_generic_attribute): New.
13878 (c_common_attribute_table): Add "type generic".
13880 * c-typeck.c (convert_arguments): Handle "type generic" functions.
13882 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
13884 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
13885 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
13888 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
13891 * config/cris/cris.c (cris_print_index): Don't use XEXP before
13892 checking that the operand is an expression.
13894 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
13895 Danny Smith <dannysmith@users.sourceforge.net>
13898 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
13899 file mapping object in local namespace if Windows version later
13902 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13904 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
13905 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
13906 arm_cannot_force_const_mem.
13907 (arm_cannot_force_const_mem): New function.
13908 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
13909 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
13910 of arm_tls_referenced_p.
13911 * config/arm/arm.md (movsi): Split out-of-section constants when
13912 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
13913 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
13915 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13917 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
13919 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13921 * config/mips/mips.md (*extendqihi2): Convert the destination
13924 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13926 * config/pa/fptr.c: Update license header.
13927 * config/pa/milli64.S: Likewise.
13929 2007-07-17 Nick Clifton <nickc@redhat.com>
13931 * COPYING_v3: New file. Contains version 3 of the GNU General
13933 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
13934 Lesser General Public License.
13935 * doc/include/gpl_v3.texi: New file. Contains version 3 of
13936 the GNU General Public License.
13938 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
13940 PR rtl-optimization/32773
13941 * cfglayout.c (force_one_exit_fallthru): New function.
13942 (cfg_layout_finalize): Use it.
13944 2007-07-16 Richard Guenther <rguenther@suse.de>
13945 Uros Bizjak <ubizjak@gmail.com>
13947 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
13948 before forcing it to gimple operand.
13950 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
13951 David Ung <davidu@mips.com>
13953 * config/mips/mips.h (TUNE_24K): Define.
13954 (TUNE_MACC_CHAINS): Add TUNE_24K.
13955 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
13957 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
13958 (r74k_int_madd): .. this new reservation.
13959 (define_bypass): Fixed bypasses for r74k_int_madd to use
13960 mips_linked_madd_p.
13961 * config/mips/24k.md (define_bypass): Define new
13962 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
13964 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
13965 Nigel Stephens <nigel@mips.com>
13967 * config/mips/mips.md: Include 20kc.md.
13968 * config/mips/20kc.md: New file.
13969 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
13970 (mips_adjust_cost): Tweak for 20Kc.
13971 (mips_issue_rate): Likewise.
13972 * config/mips/mips.h (TUNE_20KC): Define.
13974 2007-07-16 David Edelsohn <edelsohn@gnu.og>
13976 * config/rs6000/rs6000.c (struct processor_cost): Add
13977 cache_line_size, l1_cache_lines, and simultaneous_prefetches
13979 (*_cost): Add cache information.
13980 (rs6000_override_options): Set cache parameters.
13982 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13985 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
13986 * doc/install.texi (mips-sgi-irix6): pthread support works now.
13988 2007-07-16 Paul Brook <paul@codesourcery.com>
13991 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
13992 (cirrus_thumb2_movsi_insn): Ditto.
13994 2007-07-15 Geoffrey Keating <geoffk@apple.com>
13996 * config/rs6000/darwin-fallback.c (interpret_libc): Change
13997 CR2_REGNO to R_CR2.
13999 2007-07-15 Andrew Haley <aph@redhat.com>
14001 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
14002 before looking in the context.
14004 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14006 PR middle-end/32398
14007 PR middle-end/32769
14008 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
14009 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
14010 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
14011 (pa_output_function_prologue): Use rp_saved and
14012 current_function_is_leaf to generate .CALLINFO statement.
14013 (hppa_expand_prologue): Set rp_saved.
14014 (hppa_expand_epilogue): Use rp_saved.
14015 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
14016 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
14018 2007-07-14 Dirk Mueller <dmueller@suse.de>
14020 * omega.c (coalesce): Fix memory leak on early exit.
14021 * matrix-reorg.c (check_allocation_function): Likewise.
14022 * tree-vect-transform.c (vect_get_new_vect_var): free result
14024 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
14025 pass pointer to edge vector
14026 (partition_hot_cold_basic_blocks): Fix memory leak.
14027 * collect2.c (prefix_from_string): Free temporary storage.
14028 * reload1.c (fixup_abnormal_edges): Free sbitmap.
14030 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
14032 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
14033 (DO_GLOBAL_DTORS_BODY): Likewise.
14035 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
14036 Nigel Stephens <nigel@mips.com>
14038 * config/mips/mips.c (mips_classify_symbol): Don't return
14039 SYMBOL_SMALL_DATA for constant pool addresses if
14040 TARGET_EMBEDDED_DATA is true.
14042 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
14044 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
14045 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
14046 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
14047 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
14048 __builtin_ia32_storehps, __builtin_ia32_storelps,
14049 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
14050 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
14051 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
14052 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
14053 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
14054 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
14055 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
14056 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
14057 using def_builtin_const.
14059 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
14061 PR tree-optimization/32705
14062 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
14063 (simplify_binary_expression): Use SSA_VAL consistently.
14065 2007-07-13 David Edelsohn <edelsohn@gnu.org>
14067 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
14068 (SPEFSCR_REGNO): Delete definition.
14069 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
14070 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14071 * config/rs6000/rs6000.h: Do not define *_REGNO.
14072 LINK_REGISTER_REGNUM -> LR_REGNO.
14073 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14074 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
14075 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14076 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
14077 R_VRSAVE, R_VSCR. Use them.
14078 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
14079 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
14080 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
14081 * config/rs6000/aix.h: Define R_LR. Use it.
14083 2007-07-13 Caroline Tice <ctice@apple.com>
14085 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
14086 flag_var_tracking is explicitly turned off (i.e. when variable
14087 tracking is not feasible); otherwise, turn flag_var_tracking on when
14088 flag_var_tracking_uninit is on.
14089 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
14090 note definitions, to allow recording of initialization status in the
14092 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
14093 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
14094 determine if two note locations are equal.
14095 (output_loc_list): Don't output list entries whose start & end labels
14097 (reg_loc_descriptor): Add parameter for initialization status; pass it
14098 to other loc descriptor functions.
14099 (one_reg_loc_descriptor): Add parameter for initialization status;
14100 check its value and add DW_OP_GNU_uninit to returned loc descr if
14102 (multiple_reg_loc_descriptor): Add parameter for initialization
14104 pass init status argument to other loc descriptor functions; check
14105 value of intialization parameter and add DW_OP_GNU_uninit to returned
14106 loc descr if appropriate.
14107 (based_loc_descr): Add parameter for initialization status; add new
14108 variable for return value; check value of initialization parameter and
14109 add DW_OP_GNU_uninit to returned loc descr if appropriate.
14110 (concatn_mem_loc_descriptor): Add parameter for initialization status;
14111 pass init status argument to other loc descriptor functions; check
14112 value of intialization parameter and add DW_OP_GNU_uninit to returned
14113 loc descr if appropriate.
14114 (mem_loc_descriptor): Likewise.
14115 (concat_loc_descriptor): Likewise.
14116 (concatn_loc_descriptor): Likewise.
14117 (loc_descriptor): Add parameter for initialization status; pass it as
14118 argument to other loc descriptor function calls.
14119 (loc_descriptor_from_tree_1): Add appropriate initialization status
14120 to loc descriptor function calls.
14121 (add_location_or_const_value_attribute): Get initialization status
14122 from VAR_LOCATION note; add initialization status to loc descriptor
14124 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
14125 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
14126 status is uninitialized, add "[uninint]" to output.
14127 * common.opt (fvar-tracking-uninit): New option, similar to
14128 fvar-tracking, to turn on tracking of uninitialized variables; creates
14129 a new global flag, flag_var_tracking_uninit.
14130 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
14131 (enum var_init_status): New type, for var initialization status field.
14132 * var-tracking.c (struct location_chain_def): Two new fields, init,
14133 for initialization status, and set_src for the assignment value expr.
14134 (unshare_variable): New parameter for initialization status;
14135 initialize new init and set_src fields.
14136 (var_reg_set): New parameters for initialization status and value;
14137 pass them to set_variable_part.
14138 (var_mem_set): Likewise.
14139 (get_init_value): New function.
14140 (var_reg_delete_and_set): New initialization status & value
14141 parameters; add call to get_init_value if status is unknown; pass new
14142 parameters to clobber_variable_part and var_reg_set.
14143 (var_mem_delete_and_set): Likewise.
14144 (var_reg_delete): Pass null set_src value to clobber_variable_part.
14145 (var_mem_delete): Likewise.
14146 (variable_union): Pass status to unshare_variable; initialize new init
14147 and set_src fields. If flag_var_tracking_uninit is not set, force
14148 status to initialized.
14149 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
14150 used later to get the set_src value.
14151 (find_src_status): New function.
14152 (find_src_set_src): New function.
14153 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
14154 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
14155 MO_SET, get set_src value and pass it to var_reg_delete_and_set
14156 and var_mem_delete_and_set.
14157 (dump_variable): Print out "[uninit]" if appropriate.
14158 (set_variable_part): Add new initialization and set_src parameters;
14159 pass status to unshare_variable; set node->init and node- >set_src
14160 fields and modify slot in hash table appropriately; save the init and
14161 set_src values if appropriate and assign to the new node.
14162 (clobber_variable_part): New set_src parameter; if two nodes have
14163 same variable and same location but different set_src (assignment)
14164 values, clobber old node.
14165 (delete_variable_part): Pass init status to unshare_variable.
14166 (emit_note_insn_var_location): Add initialized var; assign var's init
14167 status to new 'initialized'; pass new init status field to calls to
14168 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
14169 status to initialized.
14170 (emit_notes_in_bb): Pass initialization status to calls to
14171 var_reg_set, var_mem_set, var_reg_delete_and_set and
14172 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
14173 var_reg_delete_and_set and var_mem_delete_and_set; call
14174 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
14175 make up for change in add_stores.
14176 (vt_add_function_parameters): Add status to calls to
14178 * config/darwin.c (darwin_override_options): Turn on uninitialized
14179 tracking automatically, if var_tracking is on and the system is
14182 2007-07-13 Sa Liu <saliu@de.ibm.com>
14184 * config.gcc: Add options for arch and tune on SPU.
14185 * config/spu/predicates.md: Add constant operands 0 and 1.
14186 * config/spu/spu-builtins.def: Add builtins for double precision
14187 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
14188 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
14190 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
14192 * config/spu/spu-protos.h: Add new function prototypes.
14193 * config/spu/spu.c (spu_override_options): Check options -march and
14195 (spu_comp_icode): Add comparison code for DFmode and vector mode.
14196 (spu_emit_branch_or_set): Use the new code for DFmode and vector
14198 (spu_const_from_int): New. Create a vector constant from 4 ints.
14199 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
14200 (spu_emit_vector_compare): New. Emit vector compare.
14201 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
14202 * config/spu/spu.h: Add options -march and -mtune. Define processor
14203 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
14204 CANONICALIZE_COMPARISON.
14205 * config/spu/spu.md: Add new insns for double precision compare
14206 and double precision vector compare. Add vcond and smax/smin patterns
14207 to enable DFmode vector conditional expression.
14208 * config/spu/spu.opt: Add options -march and -mtune.
14209 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
14210 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
14211 both CELL and CELLEDP targets: spu_testsv.
14212 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
14215 2007-07-13 Richard Guenther <rguenther@suse.de>
14217 PR tree-optimization/32721
14218 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
14219 TREE_THIS_VOLATILE on the folded reference.
14220 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
14221 if the array reference has TREE_THIS_VOLATILE set.
14223 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
14226 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
14228 2007-07-13 Andreas Schwab <schwab@suse.de>
14230 * gengtype-lex.l: Allow declarations to be indented.
14232 2007-07-12 Geoffrey Keating <geoffk@apple.com>
14234 * ginclude/tgmath.h: New.
14235 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
14236 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
14237 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
14238 * configure: Regenerate.
14240 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
14242 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
14243 correct index when setting register save state for xd
14246 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
14248 * config/sh/sh.c (mark_use): Remove.
14250 2007-07-12 Paul Brook <paul@codesourcery.com>
14252 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
14253 reg does not overlap return value.
14255 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
14257 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
14258 (set_expression_vuses): Ditto.
14259 (init_pre): Initialize expression_vuses.
14261 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
14263 * config/i386/sse.md (storentdf, storentsf): New.
14265 2007-07-12 Geoffrey Keating <geoffk@apple.com>
14267 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
14269 * tree.c (build_decl_stat): Move code from here...
14270 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
14271 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
14272 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
14273 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
14274 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
14277 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
14278 Devang Patel <dpatel@apple.com>
14280 PR tree-optimization/25413
14281 * targhooks.c (default_builtin_vector_alignment_reachable): New.
14282 * targhooks.h (default_builtin_vector_alignment_reachable): New.
14283 * tree.h (contains_packed_reference): New.
14284 * expr.c (contains_packed_reference): New.
14285 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
14286 (vect_enhance_data_refs_alignment): Call
14287 vector_alignment_reachable_p.
14288 * target.h (vector_alignment_reachable): New builtin.
14289 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
14290 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
14291 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
14293 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
14295 * target.h (builtin_vectorization_cost): Add new target builtin.
14296 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
14297 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
14298 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
14299 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
14300 uninitialized variables.
14301 * tree-vect-transform.c (cost_for_stmt): New function.
14302 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
14303 using cost 1 for all scalar stmts. Be less conservative when
14304 estimating the number of prologue/epulogue iterations. Call
14305 targetm.vectorize.builtin_vectorization_cost. Return
14306 min_profitable_iters-1.
14307 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
14308 initialization cost instead of TARG_VEC_STMT_COST. Use
14309 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
14310 epilogue code. Fix epilogue cost computation.
14311 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
14312 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
14313 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
14314 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
14315 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
14316 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
14318 2007-07-12 Richard Guenther <rguenther@suse.de>
14320 * gimplify.c (gimplify_conversion): Make sure that the result
14321 from maybe_fold_offset_to_reference is trivially convertible
14322 to the desired type before doing the simplification.
14323 (gimplify_expr): Likewise.
14324 * fold-const.c (fold_binary): Use the correct types for
14325 building the simplified expression.
14327 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
14329 PR rtl-optimization/32729
14330 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
14331 that fallthru to exit.
14333 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
14335 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
14336 (symDTPOFF2reg): Likewise.
14338 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
14340 PR tree-optimization/32663
14342 * tree.h (VALUE_HANDLE_VUSES): Remove.
14343 (struct tree_value_handle): Remove vuses.
14345 * tree-vn.c (create_value_handle_for_expr): Don't set
14346 VALUE_HANDLE_VUSES.
14348 * tree-ssa-pre.c (expression_vuses): New.
14349 (alloc_expression_id): Set up expression_vuses.
14350 (get_expression_vuses): New.
14351 (set_expression_vuses): Ditto.
14352 (clear_expression_ids): Modify for expression_vuses.
14353 (phi_translate_1): Ditto.
14354 (phi_translate_set): Ditto.
14355 (value_dies_in_block_x): Ditto
14356 (valid_in_sets): Ditto.
14357 (add_to_sets): Ditto.
14358 (find_existing_value_expr): Ditto.
14359 (create_value_handle_for_expr): Ditto.
14360 (make_values_for_stmt): Ditto.
14361 (vuse_equiv): Remove.
14363 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
14365 * Makefile.in (mostlyclean): Remove object files.
14367 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
14369 * toplev.c (no_new_pseudos): Deleted.
14370 * rtl.h (no_new_pseudos): Deleted.
14371 * tree-pass.h (pass_no_new_pseudos): Deleted.
14372 * passes.c (pass_no_new_pseudos): Deleted.
14373 * final.c (rest_of_clean_state): Removed no_new_pseudos.
14374 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
14375 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
14377 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
14378 * rtlhooks.c (gen_lowpart_general): Ditto.
14379 * optabs.c (prepare_operand): Ditto.
14380 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
14382 * modulo-sched.c (rest_of_handle_sms): Ditto.
14383 * see.c (rest_of_handle_see): Ditto.
14384 * ifcvt.c (if_convert): Ditto.
14385 (gate_handle_if_after_combine): Replaced no_new_pseudos with
14387 * init-regs.c (gate_initialize_regs): Deleted set of
14389 * lower-subreg.c (decompose_multiword_subregs): Ditto.
14390 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
14391 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
14393 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
14396 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
14397 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
14398 (*vec_extractv2di_1_rex64): New insn pattern.
14400 2007-07-11 David Daney <ddaney@avtrex.com>
14402 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
14403 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
14404 for SIGNAL_UNWIND_RETURN_COLUMN.
14405 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
14406 (DWARF_FRAME_REGNUM): Rewrite.
14407 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
14409 2007-07-11 Nick Clifton <nickc@redhat.com>
14411 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
14412 delta and use gen_int_mode in place of GET_INT instead.
14414 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
14416 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
14419 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
14421 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
14422 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
14424 * params.h (VERIFY_CANONICAL_TYPES): Remove.
14425 (USE_CANONICAL_TYPES): New.
14426 * doc/invoke.texi (verify-canonical-types): Remove.
14427 (use-canonical-types): Add.
14429 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
14431 * config/spu/spu.c (spu_optimization_options): Remove setting of
14432 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
14433 (spu_override_options): Move it here.
14435 2007-07-11 Richard Sandiford <richard@codesourcery.com>
14437 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
14438 * config/mips/mips.c (mips_cpu_info_table): Mention
14439 MIPS_ISA_LEVEL_SPEC in the comment.
14441 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
14443 PR tree-optimization/32713
14444 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
14446 2007-07-11 Paolo Carlini <pcarlini@suse.de>
14448 PR middle-end/30482
14449 * c-opts.c (c_common_post_options): Do not change flag_complex_method
14450 conditional to flag_isoc99.
14451 (c_common_init_options): Do it here, unconditionally.
14453 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
14455 PR tree-optimization/32589
14456 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
14457 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
14458 * tree-ssa-propagate.c (valid_gimple_expression_p): New
14459 predicate, extracted from...
14460 (set_rhs): ...here. Call it for the expression on entry.
14461 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
14462 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
14463 (simplify_binary_expression): Use valid_gimple_expression_p
14464 to validate the simplification.
14465 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
14467 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
14469 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
14470 DWARF2_DEBUG on 32 bit target too.
14471 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
14473 2007-07-11 Nick Clifton <nickc@redhat.com>
14475 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
14476 version for 64-bit hosts.
14478 2007-07-10 David Daney <ddaney@avtrex.com>
14480 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
14482 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
14484 * config/mips/mips.c (mips_expand_synci_loop): New function.
14485 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
14486 (UNSPEC_RDHWR): Same.
14487 (UNSPEC_SYNCI): Same.
14488 (UNSPEC_SYNC): Same.
14489 (clear_cache): New expand.
14493 (clear_hazard): Same.
14494 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
14496 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
14497 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
14499 2007-07-10 Ian Lance Taylor <iant@google.com>
14501 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
14504 2007-07-10 David Daney <ddaney@avtrex.com>
14506 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
14507 * builtins.c (expand_builtin___clear_cache): New function.
14508 (expand_builtin): Call expand_builtin___clear_cache for
14509 BUILT_IN_CLEAR_CACHE case.
14510 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
14511 * doc/md.texi (clear_cache): Document new instruction pattern.
14512 * testsuite/gcc.dg/builtins-64.c: New test.
14514 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
14516 * config/cris/cris.md ("movsi"): Fix typo in last change.
14518 2007-07-09 Geoffrey Keating <geoffk@apple.com>
14521 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
14523 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
14524 * varasm.c (assemble_start_function): Honor DECL_ALIGN
14525 for FUNCTION_DECLs. Don't use align_functions_log if
14527 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
14528 even for FUNCTION_DECLs.
14529 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
14531 * tree.h (DECL_ALIGN): Update for new location of 'align'.
14532 (DECL_FUNCTION_CODE): Update for new location and name of
14534 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
14535 (struct tree_decl_common): Move 'align' and 'off_align' out
14536 of union, ensure they're still on a 32-bit boundary. Remove
14537 other fields in union 'u1'.
14538 (struct tree_function_decl): Add field 'function_code' replacing
14539 'u1.f' in tree_decl_common.
14540 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
14541 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
14542 (Variable Attributes): Cross-reference 'aligned' attribute
14543 to Function Attributes.
14544 * flags.h (force_align_functions_log): Delete.
14545 * toplev.c (force_align_functions_log): Delete.
14547 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
14550 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
14551 (*vec_concatv2di_rex): New insn pattern.
14553 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14556 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
14558 2007-07-10 Ian Lance Taylor <iant@google.com>
14560 Replace no_new_pseudos in backends.
14561 * rtl.h (can_create_pseudo_p): Define.
14562 * config/darwin.c (machopic_indirect_data_reference): Use
14563 can_create_pseudo_p () instead of no_new_pseudos.
14564 (machopic_indirect_data_reference): Likewise.
14565 (machopic_legitimize_pic_address): Likewise.
14566 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
14567 (alpha_emit_set_const_1): Likewise.
14568 (alpha_emit_set_const): Likewise.
14569 (alpha_emit_conditional_move): Likewise.
14570 (alpha_split_conditional_move): Likewise.
14571 * config/alpha/alpha.md (various splitters): Likewise.
14573 * config/arm/arm.c (legitimize_pic_address): Likewise.
14574 (arm_load_pic_register): Likewise.
14575 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
14576 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
14577 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
14578 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
14579 * config/cris/cris.md (movsi): Likewise.
14580 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
14581 (symGOTOFF2reg_hilo): Likewise.
14582 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
14583 * config/h8300/h8300.md (insv, extzv): Likewise.
14584 * config/i386/i386.c (ix86_expand_move): Likewise.
14585 (ix86_expand_vector_move): Likewise.
14586 (ix86_prepare_fp_compare_args): Likewise.
14587 (ix86_expand_carry_flag_compare): Likewise.
14588 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
14589 (tls_dynamic_gnu2_combine_32): Likewise.
14590 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
14591 * config/ia64/ia64.c (ia64_expand_move): Likewise.
14592 (ia64_expand_movxf_movrf): Likewise.
14593 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
14594 (m32c_split_move): Likewise.
14595 (m32c_expand_insv): Likewise.
14596 * config/m68k/m68k.md (movsi): Likewise.
14597 * config/mips/mips.c (mips_force_temporary): Likewise.
14598 (mips_split_symbol): Likewise.
14599 (mips_move_integer): Likewise.
14600 (mips_legitimize_const_move): Likewise.
14601 * config/mn10300/mn10300.md (movsi): Likewise.
14602 * config/pa/pa.c (emit_move_sequence): Likewise.
14603 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
14604 (rs6000_got_register): Likewise.
14605 (create_TOC_reference): Likewise.
14606 (rs6000_machopic_legitimize_pic_address): Likewise.
14607 * config/rs6000/rs6000.md (add<mode>3): Likewise.
14608 (various splitters): Likewise.
14609 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
14610 (movsi_got): Likewise.
14611 * config/s390/s390.c (emit_symbolic_move): Likewise.
14612 * config/s390/s390.md (movhi, movqi): Likewise.
14613 (load_multiple, store_multiple): Likewise.
14614 * config/score/score.c (score_force_temporary): Likewise.
14615 * config/sh/sh.c (prepare_move_operands): Likewise.
14616 (prepare_cbranch_operands): Likewise.
14617 (emit_fpu_switch): Likewise.
14618 (fpscr_set_from_mem): Likewise.
14619 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
14620 (adddi3, subsi3): Likewise.
14621 (various splitters): Likewise.
14622 (divsi_inv_fp_combine): Likewise.
14623 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
14624 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
14626 * config/sh/predicates.md (xor_operand): Likewise.
14627 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
14628 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
14629 (movdi_pic_label_ref): Likewise.
14630 * config/spu/spu.c (spu_split_immediate): Likewise.
14631 * config/alpha/alpha.md (various splitters): Remove test
14632 !no_new_pseudos || reload_completed.
14633 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
14635 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
14636 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
14637 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
14638 * config/score/score.c (th_output_mi_thunk): Likewise.
14639 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
14640 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
14642 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
14644 PR rtl-optimization/32664
14645 * mode-switching.c (create_pre_exit): Skip barrier insns.
14647 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
14649 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
14650 force_gimple_operand_bsi.
14651 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
14652 rewrite_use_compare): Ditto.
14653 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
14655 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
14656 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
14657 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
14658 * tree-profile.c (prepare_instrumented_value,
14659 tree_gen_interval_profiler, tree_gen_pow2_profiler,
14660 tree_gen_one_value_profiler, tree_gen_ic_profiler,
14661 tree_gen_ic_func_profiler, tree_gen_average_profiler,
14662 tree_gen_ior_profiler): Ditto.
14663 * tree-ssa-reassoc.c (negate_value): Ditto.
14664 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
14665 Use force_gimple_operand_bsi.
14666 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
14667 * tree-if-conv.c (add_to_dst_predicate_list,
14668 find_phi_replacement_condition): Ditto.
14669 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
14670 Call mark_symbols_for_renaming for new statements.
14671 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
14673 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
14675 * cfghooks.c (remove_edge): New function.
14676 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
14678 * cfghooks.h (remove_edge): Declare.
14679 * cfg.c (remove_edge): Renamed to remove_edge_raw.
14680 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
14682 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
14684 * optabs.h: Added declaration for signbit_optab.
14685 * optabs.c: (init_optabs): Added initialization for signbit_optab.
14686 * genoptinit.c (optabs): Added entry for signbit insns.
14687 * builtins.c (expand_builtin_signbit): Added code to use a signbit
14688 insn, if available.
14689 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
14690 * config/s390/s390.md (signbit<mode>2): New expander.
14692 2007-07-09 Richard Guenther <rguenther@suse.de>
14694 PR middle-end/32698
14695 * fold-const.c (fold_plusminus_mult_expr): Move constant
14696 arguments second to allow decomposing.
14698 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
14701 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
14703 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
14704 Disregard DECL_FROM_INLINE.
14706 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
14709 * doc/invoke.texi: Add ftree-reassoc flag.
14710 * common.opt (ftree-reassoc): New flag.
14711 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
14712 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
14714 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
14716 PR tree-optimization/32681
14717 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
14718 saved in second_edge->aux when first_bb is a loop header.
14720 2007-07-09 Jan HUbicka <jh@suse.cz>
14722 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
14724 2007-07-09 Richard Guenther <rguenther@suse.de>
14726 * c-decl.c (start_function): Do not promote return type.
14728 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
14730 * function.c (do_warn_unused_parameter): Do not warn if
14731 TREE_NO_WARNING is set.
14733 2007-07-08 Andreas Schwab <schwab@suse.de>
14735 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
14737 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
14740 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
14742 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
14743 apply to assembly language, too.
14744 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
14746 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
14748 Revert (note the sccvn portions are *not* reverted)
14749 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
14751 Fix PR tree-optimization/23488
14753 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
14755 * tree-flow-inline.h (get_value_handle): Ditto.
14756 * tree-ssa-pre.c (decl_vh_map): New.
14757 (decl_node_pool): New.
14758 (can_value_number_operation): Support DECL_P.
14759 (can_PRE_operation): Ditto.
14760 (create_expression_by_pieces): Ditto.
14761 (find_existing_value_expr): Modify to differnetiate between
14762 addressing and top level.
14763 (create_value_handle_for_expr): Handle DECL's.
14764 (poolify_tree): Ditto.
14765 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
14766 (make_values_for_stmt): Handle DECL's properly.
14767 (init_pre): Reorg to not init useless things during FRE.
14769 * tree-flow.h: Include pointer-set.h.
14770 (decl_vh_map): Declare.
14771 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
14773 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
14775 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
14776 the constraint description.
14777 * doc/md.texi: Update documentation of AVR constraints.
14779 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
14781 * auto-inc-dec.c, config/arm/arm.c,
14782 config/m32r/constraints.md, config/mips/mips.md,
14783 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
14784 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
14785 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
14786 typos. Follow spelling conventions.
14787 * doc/invoke.texi, doc/rtl.texi: Fix typos.
14789 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14790 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14792 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
14793 realloc_vuse): Remove.
14794 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
14797 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
14799 Fix PR tree-optimization/23488
14801 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
14802 (try_to_simplify): Ditto.
14803 (visit_use): Ditto.
14804 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
14806 * tree-flow-inline.h (get_value_handle): Ditto.
14807 * tree-ssa-pre.c (decl_vh_map): New.
14808 (decl_node_pool): New.
14809 (can_value_number_operation): Support DECL_P.
14810 (can_PRE_operation): Ditto.
14811 (create_expression_by_pieces): Ditto.
14812 (find_existing_value_expr): Modify to differnetiate between
14813 addressing and top level.
14814 (create_value_handle_for_expr): Handle DECL's.
14815 (poolify_tree): Ditto.
14816 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
14817 (make_values_for_stmt): Handle DECL's properly.
14818 (init_pre): Reorg to not init useless things during FRE.
14820 * tree-flow.h: Include pointer-set.h.
14821 (decl_vh_map): Declare.
14822 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
14824 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
14826 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
14827 apply to assembly language, too.
14828 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
14830 2007-07-06 Ian Lance Taylor <iant@google.com>
14831 Zack Weinberg <zackw@panix.com>
14833 PR middle-end/32441
14834 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
14836 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14838 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
14839 (prefetch): Likewise if "pref" would be used.
14841 2007-07-06 Josh Conner <jconner@apple.com>
14843 PR middle-end/32602
14844 PR middle-end/32603
14845 * calls.c (store_one_arg): Handle arguments which are partially
14846 on the stack when detecting argument overlap.
14848 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
14850 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
14851 chosen during find_reloads.
14853 2007-07-06 Richard Guenther <rguenther@suse.de>
14855 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
14856 TYPE_ARG_TYPES for verification of argument types. Use
14857 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
14858 parameters as variable arguments.
14860 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
14862 * libgcc2.h (word_type): Type definition removed.
14863 (cmp_return_type, shift_count_type): Type definitions added.
14864 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
14865 replaced with shift_count_type.
14866 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
14868 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
14869 changed from word_type to Wtype.
14870 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
14871 replaced with shift_count_type.
14872 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
14874 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
14875 and libgcc_shift_count attribute added.
14876 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
14877 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
14878 (TARGET_INITIALIZER): New target hooks added.
14879 * targhooks.c (default_libgcc_cmp_return_mode,
14880 default_libgcc_shift_count_mode): Default implementations for the new
14881 target hooks added.
14882 * targhooks.h (default_libgcc_cmp_return_mode,
14883 default_libgcc_shift_count_mode): Function prototypes added.
14884 * target.h (struct gcc_target): Fields for the new target hooks added.
14885 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
14887 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
14890 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
14891 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
14893 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
14894 s390_libgcc_shift_count_mode): Functions added.
14895 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
14896 Target hooks defined.
14898 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14900 * config/mips/mips.c (compute_frame_size): Restore the original
14901 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
14902 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
14903 Document why the difference is needed.
14905 2007-07-06 Richard Guenther <rguenther@suse.de>
14907 * c-common.c (boolean_increment): Use correctly typed
14910 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14912 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
14913 the topmost argument register is not also included in the save mask.
14914 (mips16e_collect_argument_save_p): Take a pointer to the argument
14915 register, rather than a pointer to the number of arguments.
14916 (mips16e_collect_argument_saves): Only include argument saves
14917 that aren't in the register mask.
14919 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
14921 PR rtl-optimization/32450
14922 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
14923 to ensure that instructions are not moved into the prologue when
14924 profiling is on. Remove unused prologue_end variable.
14925 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
14926 as a scheduling barrier.
14928 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
14931 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
14932 Disregard DECL_FROM_INLINE.
14934 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
14936 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
14937 IORing with a constant.
14939 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
14941 PR rtl-optimization/32475
14942 * df-scan.c (df_def_record_1): Add a use of the stack pointer
14943 for every definition of the stack pointer.
14945 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
14947 * arm.c (vfp3_const_double_index): Copy signed results of
14948 REAL_VALUE_TO_INT into unsigned vars.
14950 2007-07-05 Richard Guenther <rguenther@suse.de>
14952 PR middle-end/32639
14953 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
14955 * tree-ssa.c (useless_type_conversion_p): Check canonical
14958 2007-07-05 Anatoly Sokolov <aesok@post.ru>
14960 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
14961 zero_extendhisi2): Change to define_insn_and_split.
14962 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
14964 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
14966 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
14967 pass_match_asm_constraints): New.
14968 * passes.c (init_optimization_passes): Add new pass.
14969 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
14970 * function.h (struct function): Add has_asm_statement bit.
14971 (current_function_has_asm_statement): New.
14972 * tree-pass.h (pass_match_asm_constraints): New.
14974 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
14976 * config/mips/mips.c (mips_file_start): Avoid declaration
14979 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14981 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
14983 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
14985 * rtl.def (NOTE): Change print format string to print
14986 operand 5 as a note insn name.
14988 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14989 David Ung <davidu@mips.com>
14991 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
14992 * doc/invoke.texi: (MIPS Options): Document them.
14994 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14995 David Ung <davidu@mips.com>
14997 Add support for SmartMIPS ASE.
14999 * optabs.c (expand_binop_directly): New, broken out from...
15000 (expand_binop): Here. Make it try rotating in the other
15001 direction even when the second operand isn't constant.
15002 * config/mips/mips.md (*lwxs): New.
15003 * config/mips/mips.opt (msmartmips): New.
15004 * config/mips/mips.c (mips_lwxs_address_p): New.
15005 (mips_rtx_costs): Make it recognize scaled indexed addressing.
15006 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
15007 __mips_smartmips when compiling for TARGET_SMARTMIPS.
15008 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
15009 (ISA_HAS_LWXS): New.
15010 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
15011 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
15012 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
15013 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
15014 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
15015 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
15016 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
15018 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
15020 * tree-vectorizer.c (new_loop_vec_info): Initialize
15021 LOOP_VINFO_COST_MODEL_MIN_ITERS.
15022 * tree-vectorizer.h (_loop_vec_info): Added new filed
15023 min_profitable_iters.
15024 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
15025 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
15026 * tree-vect-analyze.c (vect_analyze_operations): Set
15027 LOOP_VINFO_COST_MODEL_MIN_ITERS.
15028 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
15029 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
15030 Fix calculation of peel_iters_prologue. Move consideration of epilogue
15031 and prologue cost to after they are computed.
15032 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
15033 TARG_VEC_STMT_COST.
15034 (vect_model_simple_cost): Takes additional argument dt. Consider cost
15035 of creating vectors from scalars according to dt.
15036 (vect_model_store_cost): Likewise.
15037 (vectorizable_call): Use dt array instead of scalar dt. Call
15038 vect_model_simple_cost with additional argument dt.
15039 (vectorizable_assignment): Likewise.
15040 (vectorizable_operation): Likewise.
15041 (vectorizable_type_demotion): Likewise.
15042 (vectorizable_type_promotion): Likewise.
15043 (vectorizable_store): Use dt array instead of scalar dt. Call
15044 vect_model_store_cost with additional argument dt.
15045 (vect_do_peeling_for_loop_bound): Don't call
15046 vect_estimate_min_profitable_iters. Instead, lookup
15047 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
15048 "may not be profitable".
15050 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
15053 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
15054 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
15055 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
15056 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
15058 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
15060 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
15061 addressing modes cheaper.
15063 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
15065 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
15066 (dw_ranges_struct): Rename block_num to num. Adjust.
15067 (dw_ranges_by_label_struct): New.
15068 (ranges_by_label, ranges_by_label_allocated,
15069 ranges_by_label_in_use): New variables.
15070 (add_ranges_num): Factored most of the code out of...
15071 (add_ranges): ... this one. Rewrite in terms of the former.
15072 (add_ranges_by_labels): New.
15073 (output_ranges): Output by-label ranges.
15074 (dwarf2out_finish): Output range for multiple-section
15075 compile_unit. Output standard DW_AT_low_pc in addition to
15076 unexpected DW_AT_entry_pc.
15078 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
15080 PR tree-optimization/32604
15081 PR tree-optimization/32606
15083 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
15084 (compute_antic_safe): Removed.
15085 (ANTIC_SAFE_LOADS): Ditto.
15086 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
15087 (execute_pre): Don't call compute_antic_safe.
15088 (vuse_equiv): New function.
15089 (make_values_for_stmt): Use it
15090 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
15093 2007-07-04 Anatoly Sokolov <aesok@post.ru>
15096 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
15097 rather than a decl.
15098 (avr_attribute_table): Make "naked" attribute apply to function types
15099 rather than to decls.
15100 (avr_handle_fntype_attribute): New function.
15102 2007-07-04 Joseph Myers <joseph@codesourcery.com>
15104 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
15107 2007-07-04 David Ung <davidu@mips.com>
15108 Joseph Myers <joseph@codesourcery.com>
15110 * config/mips/mips.md (type): Add logical, signext and move.
15111 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
15112 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
15113 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
15114 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
15115 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
15116 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
15117 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
15118 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
15119 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
15120 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
15121 movv2sf_hardfloat_64bit): Use the new types.
15122 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
15123 *movdf_softfloat, *movdf_mips16): Use "multi".
15124 (extendqihi2): Replace with a define_expand.
15125 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
15126 Based on extend<SHORT:mode><GPR:mode>2 patterns.
15127 * config/mips/74k.md (r74k_int_logical): New reservation and
15129 (r74k_int_arith): Remove "slt".
15130 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
15131 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
15132 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
15133 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
15134 reservations for "arith".
15136 2007-07-04 Richard Guenther <rguenther@suse.de>
15138 * tree-ssa.c (useless_type_conversion_p): Add handling for
15139 scalar float and vector types. Only call the types_compatible_p
15140 langhook for aggregate types as last resort. Follow the
15143 2007-07-04 Richard Guenther <rguenther@suse.de>
15145 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
15146 the same as NOP_EXPR.
15148 2007-07-04 Nick Clifton <nickc@redhat.com>
15150 * target.h (struct gcc_target): Add target_help field.
15151 * target-def.h (TARGET_HELP): New.
15152 (TARGET_INITIALIZER): Use TARGET_HELP.
15153 * opts.c (command_handle_option): Invoke target_help function, if
15154 defined, when the user has specified --target-help on the command
15156 * doc/invoke.texi: Mention that --target-help might print
15157 additional information.
15158 * doc/tm.texi: Document TARGET_HELP hook.
15160 * arm.c (TARGET_HELP): Override default definition.
15161 (arm_target_help): New - display a wrapped list of cores and
15162 architectures supported.
15164 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
15166 * config/v850/v850.c (expand_prologue): Make sure
15167 GEN_INT() argument is sign extended rather than zero extended.
15168 (expand_epilogue): Likewise.
15169 (output_move_double): Delete.
15170 * config/v850/v850-protos.h (output_move_double): Delete.
15171 * config/v850/v850.md (movdi): Delete.
15172 (*movdi_internal): Delete.
15174 (*movdf_internal): Delete.
15176 2007-07-04 Richard Sandiford <richard@codesourcery.com>
15178 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
15179 unless compiling RTP PIC.
15181 2007-07-04 Richard Guenther <rguenther@suse.de>
15183 PR tree-optimization/32482
15184 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
15185 original ssa name if we didn't find a shift expression.
15186 Fix shift constant for bit zero test.
15188 2007-07-04 Richard Sandiford <richard@codesourcery.com>
15190 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
15192 2007-07-04 Richard Sandiford <richard@codesourcery.com>
15194 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
15195 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
15196 * config/arm/vxworks.h (ASM_SPEC): Delete.
15197 (SUBTARGET_EXTRA_ASM_SPEC): Define.
15199 2007-07-04 Sebastian Pop <sebpop@gmail.com>
15201 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
15202 (DDR_REVERSED_P): New.
15203 * tree-data-ref.c (initialize_data_dependence_relation,
15204 build_classic_dist_vector): Set DDR_REVERSED_P.
15206 2007-07-04 Sebastian Pop <sebpop@gmail.com>
15208 PR middle-end/32457
15209 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
15210 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
15211 init_omega_for_ddr_1): Use non conservative number of iterations
15213 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
15214 (analyze_siv_subscript): Remove FIXME and reinitialization of
15215 last_conflicts to chrec_dont_know.
15216 * testsuite/gfortran.dg/vect/pr32457.f90: New.
15218 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
15220 * tree.c (maybe_canonicalize_argtypes): Improve description.
15222 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
15224 * tree.c (maybe_canonicalize_argtypes): New.
15225 (build_function_type): Set canonical type.
15226 (build_method_type_directly): Ditto.
15227 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
15230 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
15232 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
15234 (rewrite_use_nonlinear_expr): Likewise.
15236 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
15238 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
15240 2007-07-04 Ben Elliston <bje@au.ibm.com>
15242 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
15245 * c-objc-common.c (c_types_compatible_p): Fix indentation.
15247 * doc/tm.texi (Run-time Target): Capitalise "CPU".
15248 (Exception Handling): Likewise.
15250 2007-07-03 Jan Hubicka <jh@suse.cz>
15252 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
15254 2007-07-03 Eric Christopher <echristo@apple.com>
15256 * doc/cppopts.texi: Add conflicting option note to -dM.
15257 * doc/invoke.texi: Add note about possible conflicts with
15258 -E for -dCHARS and note that -dM will not produce
15259 any results if there is no machine dependent reorg.
15261 2007-07-03 Geoffrey Keating <geoffk@apple.com>
15263 * tree.h (DECL_ALIGN): Back out previous change.
15265 2007-07-03 Joseph Myers <joseph@codesourcery.com>
15267 * configure.ac: Test for .dtprelword support on MIPS.
15268 * configure, config.in: Regenerate.
15269 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
15270 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
15272 2007-07-03 Julian Brown <julian@codesourcery.com>
15274 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
15275 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
15276 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
15277 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
15279 (all_fpus): Add FPUTYPE_VFP3.
15280 (fp_model_for_fpu): Add VFPv3 field.
15281 (arm_rtx_costs_1): Give cost to VFPv3 constants.
15282 (vfp3_const_double_index): New function. Return integer index of
15283 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
15285 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
15286 and argument represents a valid RTX for a VFPv3 constant.
15287 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
15289 (vfp_emit_fstmd): Similar, for fstmd.
15290 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
15291 constants, represented as integer indices.
15292 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
15293 VFP_REGNO_OK_FOR_DOUBLE macros.
15294 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
15295 (arm_file_start): Set float-abi attribute for VFPv3, and output
15296 correct ".fpu" assembler directive.
15297 (arm_dbx_register_numbering): Add FIXME.
15298 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
15299 (fputype): Add FPUTYPE_VFP3.
15300 (FIXED_REGISTERS): Add 32 registers for D16-D31.
15301 (CALL_USED_REGISTERS): Likewise.
15302 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
15303 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
15304 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
15305 (D7_VFP_REGNUM): New.
15306 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
15307 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
15308 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
15309 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
15310 (REG_ALLOC_ORDER): Adjust for VFPv3.
15311 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
15312 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
15313 VFP_LO_REGS, VFP_HI_REGS.
15314 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
15315 (IS_VFP_CLASS): Define macro.
15316 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
15318 (REGISTER_MOVE_COST): Likewise.
15319 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
15320 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
15321 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
15322 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
15323 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
15324 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
15325 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
15326 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
15327 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
15328 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
15329 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
15330 where appropriate for single-word registers.
15331 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
15332 As above. Fix type attributes.
15333 * config/arm/constraints.md (register_contraint "t"): Define.
15334 (register_constraint "w"): Change to D0-D15, or D0-D31 for
15336 (register_constraint "x"): Define.
15337 (constraint "Dv"): Define.
15339 2007-07-03 Geoffrey Keating <geoffk@apple.com>
15341 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
15343 2007-07-03 Tom Tromey <tromey@redhat.com>
15345 * c-parser.c (objc_pq_context): Removed.
15346 (objc_need_raw_identifier): Likewise.
15347 (c_parser) <objc_pq_context>: New field.
15348 <objc_need_raw_identifier>: Likewise.
15349 (OBJC_NEED_RAW_IDENTIFIER): Removed.
15350 (c_lex_one_token): Update.
15351 (c_parser_objc_protocol_definition): Update.
15352 (c_parser_objc_method_definition): Update.
15353 (c_parser_objc_methodproto): Update.
15354 (c_parser_declspecs): Update.
15356 2007-07-03 David Ung <davidu@mips.com>
15358 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
15360 2007-07-03 David Ung <davidu@mips.com>
15361 Richard Sandiford <richard@codesourcery.com>
15363 * doc/invoke.texi: Document -march=74kf3_2.
15364 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
15365 (TUNE_74K): Check for it.
15366 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
15367 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
15368 * config/mips/mips.md (cpu): Add 74kf3_2.
15369 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
15370 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
15371 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
15372 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
15373 74kf3_2 to the CPU list.
15374 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
15375 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
15376 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
15377 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
15378 (r74kf3_2_fxfer_from_c1): New insn reservations.
15380 2007-07-03 Richard Sandiford <richard@codesourcery.com>
15381 David Ung <davidu@mips.com>
15383 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
15384 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
15385 and 74k[fx]. Document aliases for the new options.
15386 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
15387 (PROCESSOR_24KF2_1): ...this.
15388 (PROCESSOR_24KX): Rename to...
15389 (PROCESSOR_24KF1_1): ...this.
15390 (PROCESSOR_74KF): Rename to...
15391 (PROCESSOR_74KF2_1): ...this.
15392 (PROCESSOR_74KX): Rename to...
15393 (PROCESSOR_74KF1_1): ...this.
15394 (TUNE_74K): Update PROCESSOR_* names.
15395 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
15396 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
15397 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
15398 (mips_rtx_cost_data): Update processor names in comments.
15399 (mips_issue_rate): Update PROCESSOR_* names.
15400 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
15401 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
15402 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
15403 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
15404 Update cpu attribute names.
15405 (r24k_fpu_iss): Rename this reservation to...
15406 (r24kf2_1_fpu_iss): ...this and update all uses.
15407 (r24kx_fpu_iss): Rename this reservation to...
15408 (r24kf1_1_fpu_iss): ...this and update all uses.
15409 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
15410 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
15411 Update cpu attribute names.
15413 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
15415 * config/m32r/constraints.md: New file.
15416 * config/m32r/m32r.c: Include tm-constrs.h.
15417 (small_data_operand): Use satisfies_constraint_* instead of macro.
15418 (addr24_operand, gen_compare): Likewise.
15419 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
15420 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
15421 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
15422 EXTRA_CONSTRAINT): Likewise.
15423 * config/m32r/m32r.md: Include constraints.md.
15424 (*movsi_insn): Use satisfies_constraint_* instead of macro.
15425 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
15426 * config/m32r/predicates.md (conditional_move_operand): Likewise.
15427 (two_insn_const_operand, int8_operand, uint16_operand,
15428 reg_or_int16_operand, reg_or_uint16_operand,
15429 reg_or_cmp_int16_operand, cmp_int16_operand,
15430 seth_add3_operand): Likewise.
15432 2007-07-03 Eric Christopher <echristo@gmail.com>
15434 * libgcc2.h: Conditionally declare __bswapsi2 and
15437 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
15439 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
15442 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15445 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
15446 (__gthrw_pragma): Provide default definition.
15447 (__gthrw2): Use it.
15448 * gthr-posix.c (__gthrw_pragma): Define.
15450 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
15452 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
15453 before declaring inequality.
15455 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
15457 * combine.c (recog_for_combine): Log the success or failure of
15458 matching new insn patterns against the machine description in
15461 2007-07-03 Revital Eres <eres@il.ibm.com>
15463 * ddg.c (print_sccs): New function.
15464 (check_sccs): New function.
15465 (create_ddg_all_sccs): Use it.
15466 * ddg.h (print_sccs): Declare.
15467 * modulo-sched.c (sms_order_nodes): Call print_sccs.
15469 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
15471 * targhooks.h (default_mode_for_suffix): New function declaration.
15472 * targhooks.c (default_mode_for_suffix): New default target hook.
15473 * target.h (struct c): New structure in the targetm struct.
15474 (mode_for_suffix): New target hook as part of struct c.
15475 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
15476 default_mode_for_suffix.
15477 (TARGET_C): New define.
15478 * c-lex.c: Include "target.h".
15479 (interpret_float): Use targetm.c.mode_for_suffix to determine
15480 the mode for a given non-standard suffix.
15481 Makefile.in (c-lex.o): Depend on $(TARGET_H).
15483 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
15484 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
15486 * doc/extend.texi (Floating Types): New node. Document __float80 and
15487 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
15489 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
15492 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
15493 predicate instead of target_operand.
15494 (divsi3_i1_media, divsi3_media_2): Likewise.
15496 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
15498 * tree.h (alias_sets_might_conflict_p): Rename into
15499 alias_sets_must_conflict_p.
15500 * alias.c (alias_sets_might_conflict_p): Likewise.
15501 (alias_sets_conflict_p): Use it.
15502 (objects_must_conflict_p): Likewise.
15503 * c-common.c (strict_aliasing_warning): Adjust.
15505 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
15507 * rtlhooks.c (gen_lowpart_if_possible): Check for
15508 invalid subreg before calling gen_lowpart_SUBREG.
15510 2007-07-02 Geoffrey Keating <geoffk@apple.com>
15512 * config/darwin9.h: Add copyright notice.
15513 (LINK_COMMAND_SPEC): Add comment.
15514 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
15515 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
15516 DARWIN_LIBSYSTEM_HAS_UNWIND.
15518 2007-07-02 Jakub Jelinek <jakub@redhat.com>
15521 * omp-low.c (check_combined_parallel): New function.
15522 (lower_omp_parallel): Call it via walk_stmts, set
15523 OMP_PARALLEL_COMBINED if appropriate.
15524 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
15525 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
15526 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
15527 don't consider it as combined parallel.
15529 2007-07-02 Richard Sandiford <richard@codesourcery.com>
15531 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15532 (gcc_tooldir): Likewise.
15533 * configure: Regenerate.
15534 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15535 old configure.ac gcc_tooldir setting.
15536 (prefix_to_exec_prefix): New variable.
15537 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15538 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15540 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
15542 Fix PR tree-optimization/32583
15543 Fix PR tree-optimization/32584
15544 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
15545 (phi_translate_set): Use phi_translate directly now.
15546 (make_values_for_stmt): Don't value number RHS if we already know
15549 2007-07-02 Steve Ellcey <sje@cup.hp.com>
15550 Jim Wilson <wilson@specifix.com>
15553 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
15556 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
15557 Richard Sandiford <richard@codesourcery.com>
15558 Nigel Stephens <nigel@mips.com>
15560 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
15561 (mips16e_output_save_restore): Declare.
15562 (mips16e_save_restore_pattern_p): Likewise.
15563 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
15564 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
15565 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
15566 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
15567 (BITSET_P): New global macro, extracted from...
15568 (mips_for_each_saved_reg): ...here.
15569 (mips16e_save_restore_info): New struct.
15570 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
15571 (mips16e_save_restore_regs): New variable.
15572 (mips_split_plus, mips16e_find_first_register): New functions.
15573 (mips16e_mask_registers): New function.
15574 (compute_frame_size): Expand the commentary before the function.
15575 Enforce the MIPS16e save and restore register range restrictions.
15576 Pad the general register save area at the low end.
15577 (mips16e_save_restore_reg, mips16e_build_save_restore)
15578 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
15579 (mips16e_output_save_restore, mips16e_collect_propagate_value)
15580 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
15582 (mips_expand_prologue, mips_expand_epilogue): Handle
15583 GENERATE_MIPS16E_SAVE_RESTORE.
15584 * config/mips/mips.md (*mips16e_save_restore): New pattern.
15586 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
15588 PR tree-optimization/31966
15589 PR tree-optimization/32533
15590 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
15591 "basic_block" description as its third argument. Update function
15592 calls to get destination bb from "edge" argument. Save "cond" into
15593 aux field of the edge. Update prototype for changed arguments.
15594 (if_convertible_loop_p): Clear aux field of incoming edges if bb
15596 (find_phi_replacement_condition): Operate on incoming edges, not
15597 on predecessor blocks. If there is a condition saved in the
15598 incoming edge aux field, AND it with incoming bb predicate.
15599 Return source bb of the first edge.
15600 (clean_predicate_lists): Clean aux field of outgoing node edges.
15601 (tree_if_conversion): Do not initialize cond variable. Move
15602 variable declaration into the loop.
15603 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
15604 initializations of new_stmt, arg0 and arg1 variables.
15606 2007-07-02 Jakub Jelinek <jakub@redhat.com>
15608 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
15609 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
15611 2007-07-02 Richard Guenther <rguenther@suse.de>
15613 * tree-ssa.c (useless_type_conversion_p): Document
15614 future intent as defining the middle-end type system.
15615 Re-structure to call langhook last, group by type class,
15616 mark questionable parts.
15618 2007-07-02 Richard Guenther <rguenther@suse.de>
15620 * tree-flow.h (types_compatible_p): Declare.
15621 * tree-ssa.c (types_compatible_p): New function.
15622 * ipa-type-escape.c (discover_unique_type): Use
15623 types_compatible_p instead of lang_hooks.types_compatible_p.
15624 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
15625 * tree-vn.c (expressions_equal_p): Likewise.
15626 * tree.c (fields_compatible_p): Likewise.
15627 * tree-ssa-dom.c (avail_expr_eq): Likewise.
15628 (cprop_operand): Use useless_type_conversion_p instead of
15629 lang_hooks.types_compatible_p.
15630 * tree-inline.c (setup_one_parameter): Likewise.
15631 (declare_return_variable): Likewise.
15632 * tree-nrv.c (tree_nrv): Likewise.
15633 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
15634 (maybe_fold_offset_to_component_ref): Likewise.
15635 (maybe_fold_offset_to_reference): Likewise.
15636 * tree-ssa-copy.c (may_propagate_copy): Likewise.
15637 (merge_alias_info): Likewise.
15638 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
15639 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
15640 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
15641 * tree-tailcall.c (find_tail_calls): Likewise.
15642 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
15643 * gimplify.c (canonicalize_addr_expr): Likewise.
15644 (fold_indirect_ref_rhs): Likewise.
15645 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
15646 (cpt_same_type): Likewise.
15647 (check_pointer_types_r): Swap parameters to cpt_same_type
15649 * fold-const.c (fold_convert): Revert fix for PR15988.
15650 * tree-inline.c (setup_one_parameter): Instead fix it here by
15651 using fold_build1 instead of fold_convert and checking for
15652 error_mark_node. Convert only if the conversion is necessary.
15654 2007-07-02 Joseph Myers <joseph@codesourcery.com>
15656 * configure.ac: Check for .gnu_attribute on Power.
15657 * configure: Regenerate.
15658 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
15659 attribute for floating-point ABI.
15661 2007-07-02 Ira Rosen <irar@il.ibm.com>
15663 PR tree-optimization/32230
15664 PR tree-optimization/32477
15665 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
15666 address is a constant.
15668 2007-07-02 Richard Sandiford <richard@codesourcery.com>
15670 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
15671 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
15672 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
15673 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
15674 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
15675 64-bit targets. Add support for *-elfoabi*.
15676 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
15677 different settings if $(tm_defines) does not select the EABI.
15678 (MULTILIB_EXCLUSIONS): Define in those circumstances.
15679 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
15680 (MIPS_ARCH_OPTION_SPEC): Likewise.
15681 (MIPS_ISA_LEVEL_SPEC): Likewise.
15682 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
15683 * config/mips/elfoabi.h: New file.
15685 2007-07-02 Richard Guenther <rguenther@suse.de>
15687 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
15688 (useless_type_conversion_p): ... this.
15689 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
15690 (useless_type_conversion_p): ... this.
15691 * builtins.c (fold_builtin_memory_op): Rename
15692 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
15693 * tree-cfg.c (verify_expr): Likewise.
15694 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
15695 * tree-ssa-ccp.c (ccp_fold): Likewise.
15696 * tree-ssa-copy.c (may_propagate_copy): Likewise.
15697 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
15698 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
15699 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
15700 * tree-ssa-pre.c (eliminate): Likewise.
15701 * tree-ssa.c (delete_tree_ssa): Likewise.
15702 (tree_ssa_useless_type_conversion): Likewise.
15703 * tree.c (build2_stat): Likewise.
15705 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
15707 Fix PR tree-optimization/32571
15708 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
15711 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
15713 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
15714 and other expected operations explicitly, change default to
15717 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
15719 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
15721 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
15722 (tls_load_dot_plus_eight): Move the label number into the unspec.
15723 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
15725 2007-07-01 Andreas Schwab <schwab@suse.de>
15727 * dwarf2out.c (initial_return_save): Define only if used.
15729 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
15731 Unreverting Richard's Revert of:
15733 2007-06-27 Richard Sandiford <richard@codesourcery.com>
15735 * dce.c (deletable_insn_p_1): New function, split out from...
15736 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
15737 specially, not those inside PARALLELs. Remove BODY argument
15738 and adjust recursive call accordingly.
15739 (prescan_insns_for_dce): Update call to delete_insn_p.
15741 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
15742 Revital Eres <eres@il.ibm.com>
15744 * ddg.c (create_ddg_all_sccs): Fix missed
15745 initialization of scc_nodes.
15747 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
15749 PR middle-end/32559
15750 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
15751 X + ~X to 1 only for INTEGRAL_TYPE_P type.
15753 2007-06-30 Joseph Myers <joseph@codesourcery.com>
15755 * configure.ac: Check for .gnu_attribute on MIPS.
15756 * configure, config.in: Regenerate.
15757 * config/mips/mips.c (mips_file_start): If supported, output
15758 attribute for floating-point ABI.
15760 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
15763 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
15764 (ffs_cmove): New expander to expand using ctz pattern.
15765 (*ffs_cmove): Remove pattern.
15766 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
15767 (ffsdi2): Expand using ctz pattern.
15768 (*ffs_rex64): Remove pattern.
15770 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15772 PR rtl-optimization/32296
15773 * pa.md (return): Delete pattern.
15774 (return_internal): Remove "(const_int 1)" from pattern.
15775 (epilogue): Use return_internal pattern for trivial returns.
15776 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
15777 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
15779 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
15781 * tree-ssa-pre.c (is_exception_related): New function
15782 (can_value_number_operation): Use it.
15784 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
15786 Fix PR tree-optimization/32540
15787 Fix PR tree-optimization/31651
15789 * tree-ssa-sccvn.c: New file.
15791 * tree-ssa-sccvn.h: Ditto.
15793 * tree-vn.c: Include tree-ssa-sccvn.h
15794 (val_expr_paid_d): Removed.
15795 (value_table): Ditto.
15796 (vn_compute): Ditto.
15797 (val_expr_pair_hash): Ditto.
15798 (val_expr_pair_expr_eq): Ditto.
15799 (copy_vuses_from_stmt): Ditto.
15800 (vn_delete): Ditto.
15802 (shared_vuses_from_stmt): Ditto.
15803 (print_creation_to_file): Moved up.
15804 (sort_vuses): Ditto.
15805 (sort_vuses_heap): Ditto.
15806 (set_value_handle): Make non-static.
15807 (make_value_handle): Ditto.
15808 (vn_add): Rewritten to use sccvn lookups.
15809 (vn_add_with_vuses): Ditto.
15810 (vn_lookup): Ditto (and second argument removed).
15811 (vn_lookup_with_vuses): Ditto.
15812 (vn_lookup_or_add): Ditto (and second argument removed);
15813 (vn_lookup_or_add_with_vuses): Ditto.
15814 (vn_lookup_with_stmt): New.
15815 (vn_lookup_or_add_with_stmt): Ditto.
15816 (create_value_handle_for_expr): Ditto.
15818 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
15819 (seen_during_translate): New function.
15820 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
15821 (phi_trans_add): Ditto.
15822 (constant_expr_p): FIELD_DECL is always constant.
15823 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
15824 Use constant_expr_p.
15825 Avoid infinite recursion on mutually valued expressions.
15826 Change callers of vn_lookup_or_add.
15827 (phi_translate): New function.
15828 (compute_antic_safe): Allow phi nodes.
15829 (create_component_ref_by_pieces): Update for FIELD_DECL change.
15830 (find_or_generate_expression): Rewrite slightly.
15831 (create_expression_by_pieces): Updated for vn_lookup_or_add
15833 Update VN_INFO for new names.
15834 (insert_into_preds_of_block): Update for new names.
15835 (add_to_exp_gen): New function.
15836 (add_to_sets): Use vn_lookup_or_add_with_stmt.
15837 (find_existing_value_expr): Rewrite to changed vn_lookup.
15838 (create_value_expr_from): Ditto, and use add_to_exp_gen.
15839 (try_look_through_load): Removed.
15840 (try_combine_conversion): Ditto.
15841 (get_sccvn_value): New function.
15842 (make_values_for_phi): Ditto.
15843 (make_values_for_stmt): Ditto.
15844 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
15846 (init_pre): Update for SCCVN changes.
15848 (execute_pre): Ditto.
15850 * tree-flow.h (make_value_handle): Declare.
15851 (set_value_handle): Ditto.
15852 (sort_vuses_heap): Ditto.
15853 (vn_lookup_or_add_with_stmt): Ditto.
15854 (vn_lookup_with_stmt): Ditto.
15855 (vn_compute): Remove.
15857 (vn_delete): Ditto.
15858 (vn_lookup): Update arguments.
15860 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
15861 (tree-vn.o): Ditto.
15862 (tree-ssa-sccvn.o): New.
15863 (OBJS-common): Add tree-ssa-sccvn.o
15865 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15868 * c-typeck.c (build_external_ref): Don't mark as used if called
15870 * calls.c (rtx_for_function_call): Likewise.
15872 2007-06-30 Richard Sandiford <richard@codesourcery.com>
15876 2007-06-27 Richard Sandiford <richard@codesourcery.com>
15878 * dce.c (deletable_insn_p_1): New function, split out from...
15879 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
15880 specially, not those inside PARALLELs. Remove BODY argument
15881 and adjust recursive call accordingly.
15882 (prescan_insns_for_dce): Update call to delete_insn_p.
15884 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
15886 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
15887 (try_combine): Move potential calls to undo_all() so they happen
15888 before we commit to using the combined insns.
15890 2007-06-30 Jan Hubicka <jh@suse.cz>
15892 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
15895 2007-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
15897 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
15898 (cgraph_remove_unreachable_nodes): Likewise.
15899 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
15900 * ipa-inline.c (update_caller_keys): Cast according to the coding
15902 (cgraph_decide_recursive_inlining): Likewise.
15903 (cgraph_decide_inlining_of_small_function): Likewise.
15904 (try_inline): Likewise.
15905 (cgraph_decide_inlining_incrementally): Likewise.
15906 * ipa-pure-const.c (get_function_state): Likewise.
15907 (scan_function): Likewise.
15908 (analyze_function): Likewise.
15909 (static_execute): Likewise.
15910 * ipa-reference.c (scan_for_static_refs): Likewise.
15911 (merge_callee_local_info): Likewise.
15912 (analyze_function): Use type safe memory macros.
15913 (static_execute): Likewise. Cast according to the coding conventions.
15914 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
15916 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
15918 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
15919 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
15922 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
15924 PR middle-end/30024
15925 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
15926 for complex modes (both int and real).
15928 2007-06-29 Jan Hubicka <jh@suse.cz>
15930 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
15932 2007-06-29 Jan Hubicka <jh@suse.cz>
15934 PR middle-end/32372
15935 * cse.c (cse_insn): Avoid invalid sharing in between register note and
15938 2007-06-29 Anatoly Sokolov <aesok@post.ru>
15941 * config/avr/avr.c: Include dataflow header file.
15942 (expand_prologue): Adjust for prologue insn change.
15943 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
15946 2007-06-29 Richard Guenther <rguenther@suse.de>
15948 PR middle-end/32493
15949 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
15950 during type verification.
15952 2007-06-29 Jan Hubicka <jh@suse.cz>
15954 * recog.c (validate_change_rtx_1): Unshare TO argument.
15956 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
15958 PR tree-optimization/24659
15959 * tree-vect-transform.c (vectorizable_call): Handle
15960 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
15962 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
15963 * config/i386/i386.c (enum ix86_builtins)
15964 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
15965 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
15967 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
15968 const using def_builtin_const.
15969 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
15970 input operands in the same modes as the result.
15971 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
15973 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
15975 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
15976 (df_set_dead_notes_for_mw): Likewise.
15978 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
15980 * c-common.c (pointer_int_sum): Do the negation in sizetype.
15982 2007-06-28 DJ Delorie <dj@redhat.com>
15984 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
15986 2007-06-28 Geoffrey Keating <geoffk@apple.com>
15988 * doc/invoke.texi (C++ Dialect Options): Document
15989 fvisibility-ms-compat.
15990 * c.opt (fvisibility-ms-compat): New.
15992 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
15995 * tree-affine.c (aff_combination_add_elt): Handle
15996 pointer addition specially.
15998 2007-06-28 Jakub Jelinek <jakub@redhat.com>
16000 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
16001 decl is non-external for AIX ABI.
16003 2007-06-28 David Edelsohn <edelsohn@gnu.org>
16005 * config/rs6000/predicates.md (current_file_function_operand):
16006 Ensure the symbol is non-external for AIX ABI.
16008 2007-06-28 Nick Clifton <nickc@redhat.com>
16010 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
16011 (fdce, fdse, fpredictive-commoning): Likewise.
16013 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16016 * gcc.c (process_command): Recognize the new -static-libgfortran
16019 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
16022 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
16023 Use a call clobbered hard reg instead of a pseudo reg.
16025 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
16027 * config/sh/sh.md (load_gbr): Use correct operand constraint.
16029 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
16032 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
16033 REG_LIBCALL and REG_RETVAL notes.
16034 (divsi3, mulsi3): Likewise.
16035 (mulhisi3): Likewise. Use emit_libcall_block.
16036 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
16038 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
16040 PR rtl-optimization/32481
16041 * combine.c (adjust_for_new_dest): Rescan the changed insn.
16043 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16045 * dce.c (deletable_insn_p_1): New function, split out from...
16046 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16047 specially, not those inside PARALLELs. Remove BODY argument
16048 and adjust recursive call accordingly.
16049 (prescan_insns_for_dce): Update call to delete_insn_p.
16051 2007-06-27 Richard Guenther <rguenther@suse.de>
16053 PR middle-end/32492
16054 * tree.h (fold_convertible_p): Declare.
16055 * fold-const.c (fold_convertible_p): New function.
16056 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
16057 instead of lang_hooks.types_compatible_p.
16059 2007-06-26 Jan Hubicka <jh@suse.cz>
16061 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
16062 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
16063 early use validate_unshare_change.
16064 (reload_combine): Likewise.
16065 * recog.c (change_t): New field unshare.
16066 (validate_change_1): Rename from validate_change; add argument unshare.
16067 (validate_change): Turn into wrapper of validate_change_1; update
16068 prototype for bools.
16069 (validate_unshare_change): New.
16070 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
16071 calls of df_insn_rescan.
16072 * recog.h (validate_change): Replace ints by bools.
16073 (validate_unshare_change): Declare.
16075 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
16077 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
16079 2007-06-26 Steve Ellcey <sje@cup.hp.com>
16081 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
16083 2007-06-25 Jan Hubicka <jh@suse.cz>
16085 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
16087 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
16088 cgraph_decide_inlining_incrementally): Move uninlinability checks to
16089 places other call site specific checks are performed.
16091 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16094 * tree-vect-transform.c (vectorizable_operation): Convert
16095 POINTER_PLUS_EXPR over to PLUS_EXPR.
16097 2007-06-25 Chao-ying Fu <fu@mips.com>
16099 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
16100 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
16101 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
16102 Document GET_MODE_IBIT, and GET_MODE_FBIT.
16104 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
16105 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
16106 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
16107 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
16108 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
16109 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
16110 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
16111 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
16112 ALL_FIXED_POINT_MODE_P): New define.
16113 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16115 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
16117 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
16118 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
16119 MODE_VECTOR_UACCUM): New mode classes.
16121 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
16122 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
16123 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
16126 * genmodes.c (struct mode_data): Add ibit and fbit fields.
16127 (blank_mode): Initialize ibit and fbit.
16128 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
16129 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16131 (new_adjust): Change required_class to required_class_from and
16132 required_class_to for testing within a range.
16133 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16134 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
16135 MODE_VECTOR_UACCUM.
16136 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
16137 (make_fixed_point_mode): New.
16138 (_ADD_ADJUST): Change C to C1 and C2.
16139 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
16140 use a range for machine classes.
16141 (ADJUST_IBIT, ADJUST_FBIT): New.
16142 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
16144 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
16145 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
16146 Emit adjustment for ibit and fbit.
16147 (emit_mode_ibit, emit_mode_fbit): New.
16148 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
16150 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
16152 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
16153 as the source of the set.
16155 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
16157 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
16158 FP_REGNO_P): Use IN_RANGE.
16159 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
16160 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
16161 (DATA_REG_P): Use DATA_REGNO_P.
16162 (FP_REG_P): Use FP_REGNO_P.
16163 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
16164 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
16165 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
16167 2007-06-24 Jan Hubicka <jh@suse.cz>
16169 PR middle-end/30563
16170 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
16172 2007-06-24 Sebastian Pop <sebpop@gmail.com>
16174 PR middle-end/32461
16175 * fold-const.c (fold_binary): Strip nops of operand 0
16176 of BIT_NOT_EXPR before calling operand_equal_p.
16177 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
16178 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
16180 2007-06-23 Mark Mitchell <mark@codesourcery.com>
16182 * doc/extend.texi: Document that dllimport and dllexport imply
16183 default visibility.
16184 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
16185 imported or exported declaration, including type declarations.
16186 * c-common.c (handle_visibility_attribute): Check for conflicts
16187 with dllimport/dllexport.
16188 (c_determine_visibility): Handle dllimport/dllexport as an
16189 explicit visibility atttribute.
16191 2007-06-23 Richard Guenther <rguenther@suse.de>
16193 PR tree-optimization/16876
16194 PR middle-end/29478
16195 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
16197 * tree-inline.c (initialize_inlined_parameters): Do not call
16198 lang_hooks.tree_inlining.convert_parm_for_inlining.
16199 * cgraphbuild.c (initialize_inline_failed): Set inline failed
16200 reason for mismatched types.
16201 * gimplify.c (gimplify_call_expr): Verify the call expression
16202 arguments match the called function type signature. Otherwise
16203 mark the call expression to be not considered for inlining
16204 using CALL_CANNOT_INLINE_P flag.
16205 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
16206 edges call expression.
16207 (cgraph_decide_inlining_of_small_function): Likewise.
16208 (cgraph_decide_inlining): Likewise.
16209 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
16211 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
16212 * c-typeck.c (c_convert_parm_for_inlining): Remove.
16213 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
16214 Remove declaration.
16215 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
16216 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
16218 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
16219 convert_parm_for_inlining member.
16221 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
16224 * arm.md (negscc): Match the correct operand for optimized LT0 test.
16225 Remove optimization for GT.
16227 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
16229 PR middle-end/32437
16230 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
16232 (prescan_insns_for_dce): Add extra parameter.
16234 2007-06-23 Jan Hubicka <jh@suse.cz>
16236 PR middle-end/31541
16237 * gimplify.c (mark_addressable): New function.
16238 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
16240 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
16242 PR middle-end/32374
16243 * expr.c (store_constructor): Do not clobber non-zeroed memory.
16245 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
16248 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
16249 moves between MMX/SSE registers to at least 8 units to prevent
16250 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
16252 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
16254 * config/i386/i386.c (override_options): Correct x86_sahf
16257 2007-06-21 David Daney <ddaney@avtrex.com>
16260 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
16261 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
16262 (exception_receiver): Renamed to ...
16263 (nonlocal_goto_receiver): ... this.
16265 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
16267 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
16268 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
16269 partial register accesses.
16271 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
16273 * fold-const.c (debug_fold_checksum): Move it under
16274 ENABLE_FOLD_CHECKING.
16276 2007-06-21 Sebastian Pop <sebpop@gmail.com>
16278 PR middle-end/20623
16279 * tree.h (debug_fold_checksum): Declared.
16280 * fold-const.c (build_fold_addr_expr_with_type_1): New.
16281 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
16282 build_fold_addr_expr_with_type_1.
16283 (fold_addr_expr, debug_fold_checksum): New.
16284 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
16285 (fold_unary, fold_comparison, split_address_to_core_and_offset):
16286 Use fold_addr_expr.
16288 2007-06-21 Sebastian Pop <sebpop@gmail.com>
16290 PR tree-optimization/19590
16291 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
16292 of scev is a constant.
16294 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
16296 * df-problems.c (df_note_bb_compute): Made computation of live
16297 info consistent with df_lr.
16299 2007-06-21 Richard Guenther <rguenther@suse.de>
16301 PR tree-optimization/32453
16302 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
16303 for pointer anti-range.
16305 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
16307 * config/i386/i386.c (processor_target_table): Increase maximum
16308 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
16311 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
16312 byte alignment if > 8 byte alignment is preferred.
16313 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16315 2007-06-21 Jakub Jelinek <jakub@redhat.com>
16317 PR tree-optimization/31866
16318 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
16319 if ASM_EXPR's input is not a SSA_NAME.
16321 PR middle-end/32362
16322 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
16323 but decl is a global var, instead return decl.
16324 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
16325 even for is_global_var decls, if they are private in some outer
16328 2007-06-21 Richard Guenther <rguenther@suse.de>
16330 PR tree-optimization/32451
16331 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
16333 2007-06-21 Christian Bruel <christian.bruel@st.com>
16335 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
16336 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
16337 (push_regs): Changed saving order or banked registers.
16338 (sh_expand_epilogue): Likewise.
16339 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
16340 (FIRST_BANKED_REG): Likewise.
16341 (LAST_BANKED_REG): Likewise.
16342 * config/sh/sh.md (banked) New attribute.
16343 (in_delay_slot): Check banked attribute.
16345 2007-06-20 Sebastian Pop <sebpop@gmail.com>
16347 PR tree-optimization/32075
16348 * tree-data-ref.c (subscript_dependence_tester_1,
16349 analyze_miv_subscript, analyze_overlapping_iterations,
16350 add_distance_for_zero_overlaps, build_classic_dist_vector,
16351 subscript_dependence_tester_1, analyze_overlapping_iterations,
16352 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
16353 compute_affine_dependence, compute_all_dependences): Pass loop_nest
16354 to evolution_function_is_affine_multivariate_p.
16356 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
16358 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
16360 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
16363 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
16365 * config/m32c/prologue.md (epilogue_exitd_16): New.
16366 (epilogue_reit_16): New.
16367 (epilogue_exitd): Rename to epilogue_exitd_24.
16368 (epilogue_reit): Rename to epilogue_reit_24.
16370 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
16371 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16373 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
16375 * haifa-sched.c (queue_to_ready): Don't requeue next insn
16376 if dbg_cnt (sched_insn) reaches the limit.
16377 (choose_ready): New parameter INSN_PTR and new return value.
16378 (schedule_block): Handle dbg_cnt (sched_insn). Handle
16379 the new return value from choose_ready.
16380 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
16381 (rest_of_handle_global_alloc): New global_alloc_at_func.
16383 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
16385 PR tree-optimization/25737
16386 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
16387 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
16388 * tree-flow.h (struct fieldoff): Add new field alias_set.
16389 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
16390 argument addressable_type. Set alias_set of fieldoff.
16391 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
16392 (create_overlap_variables_for): Pass alias_set from fieldoff to
16394 * alias.c (get_alias_set): Use alias_set from SFT if set.
16396 2007-06-20 Hui-May Chang <hm.chang@apple.com>
16398 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
16399 of a variable as an unsigned HOST_WIDE_INT integer.
16401 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
16403 PR rtl-optimization/32405
16404 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
16406 2007-06-20 Jakub Jelinek <jakub@redhat.com>
16408 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
16410 PR middle-end/31959
16411 * builtins.c: Include diagnostic.h.
16412 (expand_builtin_expect): Make gcc_assert more permissive.
16413 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
16415 PR inline-asm/32109
16416 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
16419 PR middle-end/32285
16420 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
16421 if ACCUMULATE_OUTGOING_ARGS.
16423 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
16425 * config/m68hc11/m68hc11.c: Include dataflow header file.
16426 (m68hc11_reorg): Port to dataflow.
16428 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
16430 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
16431 (struct df_problem.free_blocks_on_set_blocks): New field.
16432 (struct dataflow.optional_p): New field.
16433 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
16434 (df_live_set_all_dirty): New function.
16435 * df-scan.c (df_scan_alloc): Initialize optional_p.
16436 (problem_SCAN): Initialize free_blocks_on_set_blocks.
16437 * df-core.c (df_set_blocks): Removed use of
16438 DF_FIRST_OPTIONAL_PROBLEM. Now uses
16439 df_problem.free_blocks_on_set_blocks to determine which blocks are
16441 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
16442 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
16443 uses dataflow.optional_p to determine if problem should be
16445 (rest_of_handle_df_initialize): Only start live problem if
16447 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
16448 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
16449 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
16450 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
16451 problem_NOTE): Initialize free_blocks_on_set_blocks.
16452 (df_lr_bb_local_compute): Recompute luids if df_live problem is
16454 (df_live_set_all_dirty, df_note_alloc): New function.
16455 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
16457 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
16458 * postreload.c (reload_combine): Ditto.
16459 * cse.c (cse_extended_basic_block): Ditto.
16460 * regmove.c (mark_flags_life_zones): Ditto.
16461 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
16462 erase_matching_seqs): Ditto.
16463 * bt-load.c (compute_defs_uses_and_gen): Ditto.
16464 * integrate (allocate_initial_values): Ditto.
16465 * combine.c (reg_dead_at_p): Ditto.
16466 * resource.c (mark_target_live_regs): Ditto.
16467 * sched-rgn.c (check_live_1, update_live_1): Ditto.
16468 * config/sh/sh.c (find_r0_life_regions): Ditto.
16469 * global.c (rest_of_handle_global_alloc): Only add back df_live
16471 * local-alloc.c (rest_of_handle_local_alloc): Only remove
16472 df_live for -O > 1.
16473 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
16475 (if_convert): Make sure df_live is there at -O == 1.
16476 (pass_if_after_combine): Cleanup flags.
16477 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
16478 is there at -O == 1.
16480 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
16482 * config/arm/arm.c (arm_get_frame_offsets): Set
16483 offsets->locals_base to avoid negative stack size.
16484 (thumb1_expand_prologue): Assert on negative stack size.
16486 2007-06-19 Sebastian Pop <sebpop@gmail.com>
16488 PR tree-optimization/32367
16489 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
16490 of the chrec has no evolution in that loop.
16491 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
16493 2007-06-19 Bob Wilson <bob.wilson@acm.org>
16495 * config/xtensa/xtensa.c: Include "df.h".
16496 (xtensa_builtin_saveregs): Use adjust_address instead of
16498 (xtensa_va_start): Invoke make_tree with sizetype for
16499 expand_builtin_saveregs and then convert the result to a pointer.
16500 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
16501 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
16502 Subtract argument size from index value as integers and then use
16503 POINTER_PLUS_EXPR to add the result to the array address.
16505 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
16508 * config/m32c/m32c.c: Include dataflow header file.
16509 (m32c_emit_prologue): Adjust for prologue insn change.
16510 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
16511 once inside a PARALLEL. Assume frame size passed in operand 0
16512 includes space to save the fb register.
16513 (prologue_enter_24): Likewise.
16514 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
16516 2007-06-19 David Daney <ddaney@avtrex.com
16519 * config/mips/mips.md (cprestore): Mark $gp as used.
16521 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
16524 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
16525 (frv_ifcvt_modify_insn): Likewise.
16527 2007-06-19 Richard Guenther <rguenther@suse.de>
16529 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
16530 only handle positive offsets that fit in a HOST_WIDE_INT.
16532 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
16534 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
16535 result of rsqrt insn for zero input argument to avoid NaN.
16537 2007-06-19 Richard Guenther <rguenther@suse.de>
16539 PR middle-end/31950
16540 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
16542 2007-06-19 Jakub Jelinek <jakub@redhat.com>
16544 PR tree-optimization/32353
16545 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
16547 2007-06-19 Nick Clifton <nickc@redhat.com>
16549 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
16551 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
16554 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
16555 * config/i386/i386.c (assign_386_stack_local): Assert that
16556 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
16557 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
16558 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
16559 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
16561 2007-06-18 Steve Ellcey <sje@cup.hp.com>
16563 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
16565 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
16567 PR rtl-optimization/32321
16568 * gcse.c (replace_store_insn): Update the note before
16569 calling emit_insn_after.
16571 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
16573 PR middle-end/32355
16574 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
16576 * df-problems.c (df_note_bb_compute): Fix dumping info.
16578 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
16580 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
16581 insn with emit_jump_insn.
16583 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
16585 PR tree-optimization/32383
16586 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
16587 * targhooks.h (default_builtin_reciprocal): Update prototype.
16588 * target.h (struct gcc_target): Update builtin_reciprocal.
16589 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
16590 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
16591 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
16592 when fndecl is in BUILT_IN_MD class.
16593 (execute_convert_to_rsqrt): Ditto.
16595 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
16596 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
16597 Convert BUILT_IN_SQRTF code only when md_fn is false.
16599 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
16601 * bt-load.c (move_btr_def): Fix the order of arguments
16602 to validate_replace_rtx.
16604 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
16606 * config/m68k/m68k-devices.def: Add 54450..54455.
16608 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
16610 PR rtl-optimization/32366
16611 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
16612 FLOAT_EXTEND]: Prevent non-scalar modes from entering
16615 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
16617 PR middle-end/32349
16618 * modulo-sched (generate_reg_moves): Added rescan parameter and if
16619 this is true, rescan insn being modified.
16620 (sms_schedule): Added rescan parameter.
16621 (rest_of_handle_sms): Moved freeing of dominance info to before
16622 getting out of cfg_layout.
16624 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
16626 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
16627 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
16630 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
16631 FL_CF_EMAC from the entry for isac.
16633 * config/m68k/predicates.md (const_call_operand): Adjust comment.
16634 (const_sibcall_operand): New.
16635 (sibcall_operand): Use it.
16636 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
16637 (m68k_isas): ISAC does not imply FPU or EMAC.
16638 (override_options): Add ISA_C logic for symbolic jump & call.
16640 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
16642 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
16643 return mode from the builtin itself.
16644 (sparc_fold_builtin): Fix cast of zero constant.
16646 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
16648 * targhooks.c (default_builtin_reciprocal): New default target hook.
16649 * targhooks.h (default_builtin_reciprocal): Add prototype.
16650 * hooks.c (hook_tree_tree_bool_null): Remove hook.
16651 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
16652 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
16653 default_builtin_reciprocal.
16655 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
16657 PR middle-end/31723
16658 * hooks.c (hook_tree_tree_bool_null): New hook.
16659 * hooks.h (hook_tree_tree_bool_null): Add prototype.
16660 * tree-pass.h (pass_convert_to_rsqrt): Declare.
16661 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
16662 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
16663 and convert it to reciprocal a*rfunc(b).
16664 (execute_convert_to_rsqrt): New function.
16665 (gate_convert_to_rsqrt): New function.
16666 (pass_convert_to_rsqrt): New pass definition.
16667 * target.h (struct gcc_target): Add builtin_reciprocal.
16668 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
16669 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
16670 TARGET_BUILTIN_RECIPROCAL.
16671 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
16673 * config/i386/i386.h (TARGET_RECIP): New define.
16674 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
16675 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16676 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16677 and not optimizing for size.
16678 (*rcpsf2_sse): New insn pattern.
16679 (*rsqrtsf2_sse): Ditto.
16680 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
16681 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16682 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16683 and not optimizing for size.
16684 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
16685 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16686 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16687 and not optimizing for size.
16688 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
16689 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16690 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16691 and not optimizing for size.
16692 (*sse_rsqrtv4sf2): Do not export.
16693 (sqrtv4sf2): Ditto.
16694 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
16695 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16696 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16697 and not optimizing for size.
16698 (sqrtv4sf2): Ditto.
16699 * config/i386/i386.opt (mrecip): New option.
16700 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
16701 (ix86_emit_swsqrtsf): Ditto.
16702 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
16703 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
16704 builtin definition.
16705 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
16706 ix86_expand_unop1_builtin.
16707 (ix86_emit_swdivsf): New function.
16708 (ix86_emit_swsqrtsf): Ditto.
16709 (ix86_builtin_reciprocal): New function.
16710 (TARGET_BUILTIN_RECIPROCAL): Use it.
16711 (ix86_vectorize_builtin_conversion): Rename from
16712 ix86_builtin_conversion.
16713 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
16714 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
16715 "i386 and x86_64 Options" section.
16716 (Intel 386 and AMD x86_64 Options): Document -mrecip.
16718 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
16719 Zdenek Dvorak <dvorakz@suse.cz>
16720 Richard Guenther <rguenther@suse.de>
16721 Kaz Kojima <kkojima@gcc.gnu.org>
16723 * tree-vrp.c (compare_values_warnv): Convert val2 to
16725 (extract_range_from_assert): Create
16726 POINTER_PLUS_EXPR for pointer types.
16727 (extract_range_from_binary_expr): Handle
16728 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
16730 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
16731 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
16732 POINTER_PLUS_EXPR as PLUS_EXPR.
16733 (number_of_iterations_lt_to_ne):
16734 For pointer types, use sizetype when
16735 creating MINUS_EXPR/PLUS_EXPRs.
16736 (assert_loop_rolls_lt): For pointer types, use sizetype when
16737 creating MINUS_EXPR/PLUS_EXPRs.
16738 (number_of_iterations_le): Likewise.
16739 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
16740 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
16741 like PLUS_EXPR and MINUS_EXPR.
16742 * tree-pretty-print.c (dump_generic_node): Handle
16744 (op_prio): Likewise.
16745 (op_symbol_1): Likewise.
16746 * optabs.c (optab_for_tree_code): Likewise.
16747 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
16749 * tree-tailcall.c (process_assignment): Mention
16750 POINTER_PLUS_EXPR in a TODO comment.
16751 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
16752 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
16753 not used with a pointer and an integer type.
16754 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
16755 increment using chrec_convert_rhs instead of chrec_convert.
16756 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
16757 PLUS_EXPR except for the right hand side's type will be
16759 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
16760 (fold_used_pointer_cast): Kill.
16761 (pointer_offset_p): Kill.
16762 (fold_used_pointer): Kill.
16763 (pointer_used_p): Kill.
16764 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
16765 call fold_used_pointer.
16766 (instantiate_parameters_1): Convert the increment
16767 using chrec_convert_rhs instead of chrec_convert.
16768 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
16769 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
16770 instead of PLUS_EXPR.
16771 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
16772 PLUS_EXPR for pointers.
16773 (std_gimplify_va_arg_expr): Likewise.
16774 (fold_builtin_memory_op): Likewise.
16775 (fold_builtin_strstr): Likewise.
16776 (fold_builtin_strchr): Likewise.
16777 (fold_builtin_strrchr): Likewise.
16778 (fold_builtin_strpbrk): Likewise.
16779 (expand_builtin_memory_chk): Likewise.
16780 (fold_builtin_memory_chk): Likewise.
16781 (std_expand_builtin_va_start): Use
16782 sizetype for the call to make_tree and then convert
16783 to the pointer type.
16784 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
16785 instead of PLUS_EXPR for adding to a pointer.
16786 (std_gimplify_va_arg_expr): Use fold_build2 for
16787 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
16788 the operands to sizetype first and then cast the BIT_AND_EXPR
16789 back to the pointer type.
16790 * fold-const.c (build_range_check): Handle pointer types
16792 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
16793 of PLUS_EXPR's. Make sure the offset is converted to
16795 (try_move_mult_to_index): Strip the NOPs from the offset.
16796 Remove code argument and replace all uses with PLUS_EXPR.
16797 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
16798 specially. Don't use a pointer type for MINUS_EXPR.
16799 (fold_unary): Handle for (T1)(X op Y),
16800 only p+ as that is the only as that can be handled for
16801 binary operators now.
16802 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
16804 <case PLUS_EXPR>: Add folding of PTR+INT into
16806 Don't call try_move_mult_to_index.
16807 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
16808 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
16809 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
16810 Don't call try_move_mult_to_index.
16811 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
16812 (tree_expr_nonzero_p): Likewise.
16813 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
16814 of PLUS_EXPR for the complex expression folding.
16815 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
16816 first chrec is a pointer type, then the second should
16817 be sizetype and not the first's type.
16818 For POINTER_PLUS_EXPR, use a different right hand side type.
16819 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16820 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
16821 different right hand side type.
16822 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16823 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
16824 instead of PLUS_EXPR.
16825 When either operand is zero, convert the other operand.
16826 (chrec_apply): Use chrec_convert_rhs
16827 on the argument x instead of chrec_convert.
16828 (reset_evolution_in_loop): For pointer types, the new_evol
16829 should be sizetype.
16830 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
16831 different right hand side type.
16832 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16833 (chrec_convert_rhs): New function.
16834 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
16835 different right hand side type.
16836 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16837 * tree-chrec.h (chrec_convert_rhs): New prototype.
16838 (build_polynomial_chrec): For pointer types, the right hand
16839 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
16840 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
16841 Remove subtraction case as it is always addition now.
16842 Make sure the offset is converted to sizetype.
16843 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
16844 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
16845 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
16846 PLUS_EXPR in pointer type.
16847 Handle POINTER_PLUS_EXPR.
16848 (tree_to_aff_combination): Likewise.
16849 (force_expr_to_var_cost): Likewise.
16850 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
16851 instead of PLUS_EXPR for pointers.
16852 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
16853 instead of PLUS_EXPR of pointer types.
16854 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
16856 (check_va_list_escapes): Likewise.
16857 (check_all_va_list_escapes): Likewise.
16858 * dwarf2out.c (loc_descriptor_from_tree_1):
16859 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
16860 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
16861 (string_constant): Likewise.
16862 * tree-ssa-address.c (tree_mem_ref_addr): When adding
16863 the offset to the base, use POINTER_PLUS_EXPR.
16864 (add_to_parts): Convert the index to sizetype.
16865 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
16866 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
16867 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
16868 Offset only holds something for PLUS_EXPR.
16869 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
16871 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
16873 (analyze_accesses_for_modify_stmt): Likewise.
16874 Remove comment about the type being integral type as it is
16876 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
16878 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
16880 Correct the type which the artimentic is done in (is now
16883 * tree-data-ref.c (split_constant_offset): Handle
16885 * tree-affine.c (tree_to_aff_combination): Likewise.
16886 * c-typeck.c (build_unary_op): For pointers create the increment
16887 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
16889 * gimplify.c (gimplify_self_mod_expr): Create a
16890 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16891 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
16892 * tree.def (POINTER_PLUS_EXPR): New tree code.
16893 * tree-predcom.c (ref_at_iteration): If we have a pointer
16894 type do the multiplication in sizetype.
16895 * tree-mudflap.c (mf_xform_derefs_1): Create a
16896 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16897 * tree-ssa-forwprop.c
16898 (forward_propagate_addr_into_variable_array_index):
16899 Don't expect there to be a cast for the index as that
16900 does not exist anymore.
16901 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
16902 instead of PLUS_EXPR.
16903 Don't check for the first operand of the POINTER_PLUS_EXPR
16904 was the index as it cannot be.
16905 Call forward_propagate_addr_into_variable_array_index with
16906 the SSA_NAME instead of the statement.
16907 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
16908 (compare_constant): Likewise.
16909 (copy_constant): Likewise.
16910 (compute_reloc_for_constant): Likewise.
16911 (output_addressed_constants): Likewise.
16912 (initializer_constant_valid_p): Likewise.
16913 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
16914 Convert the MIN/MAX of the inner type to the outer
16915 type before comparing them.
16916 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
16917 POINTER_PLUS_EXPR instead of PLUS_EXPR.
16918 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
16919 of PLUS_EXPR for pointers.
16920 * tree-inline.c (estimate_num_insns_1): Handle
16922 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
16923 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16924 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
16925 instead of PLUS_EXPR for the pointer increment statement.
16926 (vect_update_ivs_after_vectorizer): For pointer types, create
16927 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
16928 MULT_EXPR in sizetype.
16929 (vect_gen_niters_for_prolog_loop): Add a cast when creating
16931 * tree-object-size.c (plus_expr_object_size): Handle
16932 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
16933 code which is trying to figure out which side is a pointer and
16935 (check_for_plus_in_loops_1): Likewise.
16936 (check_for_plus_in_loops): Likewise.
16937 * c-common.c (pointer_int_sum): Create a
16938 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16939 * tree-ssa-structalias.c (handle_ptr_arith): Handle
16940 only POINTER_PLUS_EXPR. Removing all the extra
16941 code which is trying to figure out which side is a pointer and
16943 * tree-cfg.c (verify_expr): Add extra checking for pointers and
16944 PLUS_EXPR and MINUS_EXPR.
16945 Also add checking to make sure the operands of POINTER_PLUS_EXPR
16947 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
16948 with make_tree, instead of a pointer type.
16949 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
16950 for pointers instead of PLUS_EXPR.
16951 (s390_gimplify_va_arg): Likewise.
16952 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
16953 instead of PLUS_EXPR when doing addition on pointer
16954 types. Use sizetype for the second operand.
16955 (spu_gimplify_va_arg_expr): Likewise.
16956 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
16957 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
16958 a pointer. Don't create a BIT_AND_EXPR for pointer types.
16959 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
16960 for the pointer addition and also use size_int/sizetype
16962 (ix86_gimplify_va_arg): Likewise.
16963 Perform BIT_AND_EXPR on sizetype arguments.
16964 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
16965 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
16966 for the pointer additions and also use size_int for the offsets.
16967 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
16968 additions and also use size_int for the offsets. Perform
16969 BIT_AND_EXPR on sizetype arguments.
16970 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
16971 POINTER_PLUS_EXPR for pointers and create the
16972 BIT_AND_EXPR in sizetype.
16973 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
16974 instead of PLUS_EXPR for pointer addition.
16975 (rs6000_va_start): Likewise.
16976 Also use sizetype for the offset.
16977 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
16978 as PLUS_EXPR/MINUS_EXPR.
16979 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
16980 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
16981 Don't use BIT_AND_EXPR on a pointer type, convert the
16982 expression to sizetype first.
16983 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
16985 (mips_gimplify_va_arg_expr): Likewise.
16986 Don't create BIT_AND_EXPR in a pointer type.
16988 2007-06-15 Eric Christopher <echristo@apple.com>
16990 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
16991 (x86_64-*-darwin*): Ditto.
16992 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
16995 2007-06-15 Matthew Wilcox <matthew@wil.cx>
16997 * doc/extend.texi: Document behavior of __attribute__((aligned))
17000 2007-06-15 Mark Mitchell <mark@codesourcery.com>
17002 * rtlanal.c (note_stores): Improve documentation.
17004 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
17006 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
17007 LOCAL_LABEL_PREFIX): Delete.
17008 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
17009 (bfin_internal_label): Delete.
17011 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
17013 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
17014 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
17015 otherwise define to LIBGCC2_TF_CEXT.
17016 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
17017 (LIBGCC_TF_CEXT): Ditto.
17020 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
17022 PR rtl-optimization/32339
17023 * df-scan.c (df_uses_record): Don't modify flags but just add to
17024 it for df_ref_record.
17026 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
17028 * tree-mudflap.c: Fix whitespace issues.
17030 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
17032 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
17034 2007-06-14 Eric Christopher <echristo@apple.com>
17036 * config/i386/sse.md (movdi_to_sse): Rewrite body.
17037 (movv4sf): Use gcc_unreachable instead of abort.
17039 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
17042 * config/i386/sfp-machine.h (CMPtype): New define.
17043 (mach stubs): Use CMPtype instead of int as a return type.
17045 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
17047 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
17048 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
17049 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
17050 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
17051 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
17052 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
17053 config/soft-fp/soft-fp.h: Update from glibc CVS.
17055 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
17057 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
17059 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
17062 * config/v850/v850.c: Include dataflow header file.
17063 (substitute_ep_register): Fix typo.
17065 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17067 * configure.ac: Fix earlier checkin.
17068 * configure: Regenerated.
17070 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17072 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
17073 * aclocal.m4: Regenerate.
17074 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
17075 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
17076 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
17077 * configure: Regenerate.
17078 * Makefile.in (LOOSE_WARN): Subst loose_warn.
17080 * Makefile.in (quickstrap): Build libgcc too.
17082 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17084 * configure.ac: Add --enable-checking=df. Explicitly mention that
17085 the variables are initialized as for "release".
17086 * df-core.c: Use it.
17087 * configure: Regenerate.
17088 * config.in: Regenerate.
17090 2007-06-14 Bob Wilson <bob.wilson@acm.org>
17092 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
17093 validate_replace_rtx instead of replace_rtx.
17094 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
17096 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
17098 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
17099 (DWARF2_UNWIND_INFO): Override default if configured with
17101 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
17102 (ENDFILE_SPEC): Add crtend.o.
17103 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
17104 (ENDFILE_SPEC): Add crtend.o.
17105 (TARGET_USE_JCR_SECTION): Define.
17106 (MD_UNWIND_SUPPORT): Define for 32-bit target.
17108 * config/i386/cygming-crtbegin.c: New file.
17109 * config/i386/cygming-crtend.c: New file.
17111 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
17113 * config/i386/w32-unwind.h: New file.
17115 2007-06-13 Eric Christopher <echristo@apple.com>
17117 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
17118 the user set a value below STACK_BOUNDARY.
17120 2007-06-13 Thiemo Seufer <ths@networkno.de>
17122 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
17123 imply -lpthread for -pthread.
17125 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
17127 * basic-block.h: Remove the prototype for
17128 free_basic_block_vars.
17129 * cfglayout.h: Remove the prototype for
17130 insn_locators_initialize.
17131 * tree.h: Remove the prototype for emit_line_note.
17133 * tree-ssa-pre.c (mergephitemp): Remove.
17134 (init_pre): Don't use mergephitemp.
17136 2007-06-13 Eric Christopher <echristo@apple.com>
17138 * config/i386/i386.c (override_options): If we've specified
17139 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
17141 2007-06-13 Bob Wilson <bob.wilson@acm.org>
17143 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
17146 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
17148 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
17149 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
17150 (eh_store_handler): New pattern.
17151 (eh_return): Emit it instead of a plain move.
17153 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
17155 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
17156 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
17157 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
17160 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
17162 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
17163 (find_next_insn_start, find_load): New functions.
17164 (bfin_reorg): Use them to deal with the fact that parallel insns are
17165 no longer represented as a SEQUENCE.
17167 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
17169 * config/sparc/sparc.c (sparc_override_options): Initialize
17170 fpu mask correctly.
17172 2007-06-13 Dave Korn <dave.korn@artimi.com>
17174 * config/i386/i386.c (ix86_eax_live_at_start_p): Use df_get_live_out.
17176 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
17178 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
17179 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
17180 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
17181 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
17182 tree-vect-transform.c: Fix comment typos. Follow spelling
17185 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
17187 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
17188 to the exit block use set.
17189 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
17190 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
17191 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
17193 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
17195 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
17196 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
17197 to indicate an error.
17198 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
17200 (dbg_cnt_process_opt): Print an error on a bad argument.
17201 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
17202 * common.opt (-fdbg-cnt-list): New.
17203 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
17205 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
17207 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
17208 flag on ref-all pointers.
17210 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17212 PR middle-end/31579
17213 * expr.c (expand_expr_addr_expr_1): Call expand_expr
17214 for the offset with the modifier as EXPAND_INITIALIZER
17215 if the modifier is EXPAND_INITIALIZER.
17216 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
17217 a register if we had an overflow.
17219 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17221 * real.c (real_isfinite): New.
17222 (real_sqrt): Use it.
17223 * real.h (real_isfinite): New.
17224 * builtins.c: Use it.
17226 2007-06-12 Ian Lance Taylor <iant@google.com>
17227 Daniel Berlin <dberlin@dberlin.org>
17230 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
17231 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
17232 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
17233 (DECL_NO_TBAA_P): Define.
17234 (struct tree_decl_common): Add no_tbaa_flag field.
17235 * tree-ssa-structalias.c (struct variable_info): Add
17236 no_tbaa_pruning field.
17237 (new_var_info): Initialize no_tbaa_pruning field.
17238 (unify_nodes): Copy no_tbaa_pruning field.
17239 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
17240 (dump_solution_for_var): Print no_tbaa_pruning flag.
17241 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
17243 (compute_tbaa_pruning): New static function.
17244 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
17245 Call compute_tbaa_pruning.
17246 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
17247 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
17248 * gimple-low.c (lower_stmt): Likewise.
17249 * tree-gimple.c (is_gimple_stmt): Likewise.
17250 * tree-ssa-operands.c (get_expr_operands): Likewise.
17251 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
17252 * tree-inline.c (estimate_num_insns_1): Likewise.
17253 (copy_result_decl_to_var): Likewise.
17254 * expr.c (expand_expr_real_1): Likewise.
17255 * tree-pretty-print.c (dump_generic_node): Likewise.
17256 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
17257 * omp-low.c (omp_copy_decl_2): Likewise.
17258 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
17259 * doc/c-tree.texi (Expression trees): Document
17260 CHANGE_DYNAMIC_TYPE_EXPR.
17262 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17264 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
17265 with !HONOR_NANS and !HONOR_INFINITIES.
17266 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
17268 2007-06-12 Tristan Gingold <gingold@adacore.com>
17270 * gcov.c: Comments updated.
17271 (source_info): Add file_time field.
17272 (source_index): New variable.
17273 (mutiple_files): New variable.
17274 (generate_results): New function extracted from process_file.
17275 (process_file): Save and restore chain of functions, generate
17276 results and free structures only if not merging results.
17277 (release_structures): File names are now freed in create_file_names
17278 (create_file_names): Free previous file names.
17279 (find_source): File date is now read here and modifications in
17280 source files is checked here.
17281 (read_graph_file): Only reverse order of functions for the current
17283 (make_gcov_file_name): Do not generate long names if input_name is
17285 (output_lines): If merging results do not display graph, data and
17287 Checking source file modification is done in find_source.
17289 * doc/gcov.texi: Append an s to sourcefile.
17291 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
17293 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
17294 (forced_nop): New pattern.
17295 * config/bfin/bfin.c: Include "df.h".
17296 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
17297 (bfin_discover_loop): Use df_get_live_in instead of
17298 global_live_at_start.
17299 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
17300 df_analyze when done.
17301 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
17302 the insns. Use QImode for the final insn in a bundle. Call
17303 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
17305 (reorder_var_tracking_notes): New function.
17306 (bfin_reorg): Pass no argument to split_all_insns. Don't call
17307 update_life_info. Call df_analyze after scheduling and bundle
17308 generation. Call reorder_var_tracking_notes if generating these
17309 notes. Call df_finish_pass at the end.
17311 2007-06-12 Dirk Mueller <dmueller@suse.de>
17313 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
17314 a comparison, not an assignment.
17316 2007-06-12 Olivier Hainque <hainque@adacore.com>
17318 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
17319 Request walking the subtrees only, leaving the current is_lhs/val_only
17321 (convert_non_local_reference): Likewise.
17323 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
17325 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
17327 2007-06-12 Richard Guenther <rguenther@suse.de>
17329 PR tree-optimization/15353
17330 PR tree-optimization/31657
17331 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
17332 * timevar.def: Add TV_TREE_IFCOMBINE.
17333 * tree-pass.h (pass_tree_ifcombine): Declare.
17334 * tree-ssa-ifcombine.c: New file.
17335 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
17336 * tree-flow.h (blocks_in_phiopt_order): Declare.
17337 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
17338 (tree-ssa-ifcombine.o): New dependencies.
17340 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
17342 PR rtl-optimization/32293
17343 * combine.c (simplify_if_then_else): Truncate return from
17344 nonzero_bits() to correct mode.
17346 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
17348 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
17349 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
17351 2007-06-11 Diego Novillo <dnovillo@google.com>
17353 * Makefile.in (reload1.o-warn): Remove.
17355 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
17357 * combine.c (subst): Use reg_overlap_mentioned_p
17358 instead of comparing register numbers directly.
17360 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
17362 * reload1.c (mark_home_live_1): Use the mode parameter.
17364 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
17366 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
17367 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
17369 * df-core.c: Ditto.
17371 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
17373 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
17375 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
17377 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
17378 from integer registers.
17379 (FP mode splitters): Handle TFmode.
17381 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
17383 * tree-ssa-structalias.c (find_what_p_points_to): Return false
17384 for ref-all pointers that point-to anything.
17386 2007-06-11 Joseph Myers <joseph@codesourcery.com>
17388 * config/arm/arm.c (arm_output_dwarf_dtprel,
17389 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
17391 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
17393 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
17394 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
17397 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
17399 * tree.c (signed_or_unsigned_type_for): New.
17400 (unsigned_type_for): Use signed_or_unsigned_type_for.
17401 (signed_type_for): Use signed_or_unsigned_type_for.
17402 * tree.h (signed_or_unsigned_type_for): New.
17403 (get_signed_or_unsigned_type): Remove.
17404 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
17405 lang_hooks.types.signed_type
17406 (size_diffop): Likewise.
17407 (all_ones_mask_p): Likewise.
17408 (build_range_check): Likewise.
17409 (fold_cond_expr_with_comparison): Likewise.
17410 (fold_cond_expr_with_comparison): Likewise.
17411 (unextend): Likewise.
17412 (extract_muldiv_1): Likewise.
17413 (fold_single_bit_test_into_sign_test): Likewise.
17414 (fold_binary): Likewise.
17415 (fold_ternary): Likewise.
17416 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
17417 instead of get_signed_or_unsigned_type.
17418 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
17419 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
17420 * expr.c (signed_or_unsigned_type_for): Use
17421 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
17422 * langhooks.c (get_signed_or_unsigned_type): Remove.
17423 (lhd_signed_or_unsigned_type): Remove.
17424 * langhooks.h (lang_hooks_for_types): Remove signed_type and
17425 signed_or_unsigned_type.
17426 (lhd_signed_or_unsigned_type): Remove.
17427 * expmed.c (make_tree): Use signed_type_for instead of
17428 lang_hooks.types.signed_type.
17429 * c-common.c (same_scalar_type_ignoring_signedness): Use
17430 c_common_signed_type instead of lang_hooks.types.signed_type.
17431 (c_common_unsigned_type): New.
17432 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
17433 (shorten_compare): Use c_common_unsigned_type instead of
17434 c_common_signed_or_unsigned_type.
17435 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
17437 * convert.c (convert_to_integer): Use signed_type_for instead of
17438 lang_hooks.types.signed_type.
17439 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
17440 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
17441 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
17442 * c-format.c (check_format_types): Use c_common_unsigned_type
17443 instead of unsigned_type_for.
17444 * c-decl.c (groakdeclarator): Likewise.
17445 * c-typeck.c (convert_for_assignment): Likewise.
17446 * c-common.h (c_common_unsigned_type): New.
17448 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
17451 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
17452 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
17454 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
17456 PR middle-end/32279
17457 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
17458 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
17460 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
17461 Sebastian Pop <sebpop@gmail.com>
17463 * lambda-code.c (remove_iv): New.
17464 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
17466 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
17468 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
17469 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
17470 * tree-ssa-loop-prefetch.c: Include optabs.h.
17471 (FENCE_FOLLOWING_MOVNT): New macro.
17472 (struct mem_ref): Add independent_p and storent_p fields.
17473 (record_ref): Initalize the new fields.
17474 (gather_memory_references_ref): Return true if the reference
17476 (gather_memory_references): Check whether all memory accesses
17477 in loop were recorded.
17478 (should_issue_prefetch_p): Return false for nontemporal stores.
17479 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
17480 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
17481 (determine_loop_nest_reuse): Detect independent memory references.
17482 (loop_prefetch_arrays): Call mark_nontemporal_stores.
17483 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
17484 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
17485 * config/i386/i386.h (x86_mfence): Declare.
17486 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
17487 * config/i386/i386.c (x86_mfence): New variable.
17488 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
17490 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
17491 * optabs.c (init_optabs): Initialize storent_optab.
17492 * optabs.h (enum optab_index): Add OTI_storent.
17493 (storent_optab): Declare.
17494 * genopinit.c (optabs): Add initialization for storent_optab.
17495 * tree.h (MOVE_NONTEMPORAL): New macro.
17496 * expr.c (expand_assignment, store_expr, store_constructor_field,
17497 store_constructor, store_field, expand_expr_real_1): Propagate
17498 nontemporality of the expanded store.
17499 (emit_storent_insn): New function.
17500 * expr.h (expand_assignment, store_expr): Declaration changed.
17501 * function.c (assign_parm_setup_reg): Pass false as nontemporality
17502 to expand_assignment.
17503 * stmt.c (expand_asm_expr): Ditto.
17504 * calls.c (initialize_argument_information): Pass false as
17505 nontemporality to store_expr.
17506 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
17509 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
17511 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
17513 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
17515 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
17517 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
17518 and allow DECL_P here.
17520 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
17522 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
17523 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
17524 track of the size of the expression.
17525 * cfghooks.c (merge_blocks): Remove block from loops structure only
17526 after call of the merge_blocks hook.
17528 2007-06-09 Tom Tromey <tromey@redhat.com>
17530 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
17531 (deprecated_state): Removed.
17532 (start_decl): Update.
17533 (enum deprecated_states): Moved earlier.
17534 (groktypename): Update.
17535 (push_parm_decl): Likewise.
17536 (grokfield): Likewise.
17537 (start_function): Likewise.
17539 2007-06-09 Ian Lance Taylor <iant@google.com>
17541 PR tree-optimization/32169
17542 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
17543 CONVERT_EXPR, check whether min and max both converted to an
17544 overflow infinity representation.
17546 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
17548 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
17549 not inserted on the edge.
17551 2007-06-08 Bob Wilson <bob.wilson@acm.org>
17553 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
17554 instructions if they are supported.
17555 (__divsi3, __umodsi3, __modsi3): Likewise.
17556 (__ashldi3, __ashrdi3, __lshrdi3): New.
17557 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
17559 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
17560 Tony Linthicum <tony.linthicum@amd.com>
17562 * doc/invoke.texi: Add fvect-cost-model flag.
17563 * common.opt (fvect-cost-model): New flag.
17564 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
17565 cost fields in stmt_vec_info struct for STMT.
17566 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
17567 fields in stmt_vec_info struct and access functions for the same.
17568 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
17569 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
17570 load, store and vector to scalar operation.
17571 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
17572 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
17573 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
17574 (TARG_VEC_STORE_COST): Define cost of vector store.
17575 (vect_estimate_min_profitable_iters): Define new function.
17576 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
17577 check to evaluate if loop iterations are less than minimum profitable
17578 iterations determined by cost model or minimum vect loop bound defined
17579 by user, whichever is more conservative.
17580 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
17581 run-time check to evaluate if loop iterations are less than minimum
17582 profitable iterations determined by cost model or minimum vect loop
17583 bound defined by user, whichever is more conservative.
17584 (vect_estimate_min_profitable_iterations): New function to estimate
17585 mimimimum iterartions required for vector version of loop to be
17586 profitable over scalar version.
17587 (vect_model_reduction_cost): New function.
17588 (vect_model_induction_cost): New function.
17589 (vect_model_simple_cost): New function.
17590 (vect_cost_strided_group_size): New function.
17591 (vect_model_store_cost): New function.
17592 (vect_model_load_cost): New function.
17593 (vectorizable_reduction): Call vect_model_reduction_cost during
17595 (vectorizable_induction): Call vect_model_induction_cost during
17597 (vectorizable_load): Call vect_model_load_cost during analysis phase.
17598 (vectorizable_store): Call vect_model_store_cost during analysis phase.
17599 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
17600 vectorizable_promotion, vectorizable_demotion): Call
17601 vect_model_simple_cost during analysis phase.
17603 2007-06-08 Simon Baldwin <simonb@google.com>
17605 * reg-stack.c (get_true_reg): Readability change. Moved default case
17606 label into direct switch statement scope.
17608 2007-06-08 Simon Baldwin <simonb@google.com>
17610 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
17611 in gcc_assert() with '==' comparison.
17613 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17615 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
17616 TARGET_ABM handling of x86_popcnt variable.
17618 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17620 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
17621 __builtin_copysignq and __builtin_infq built-in functions.
17623 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17625 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
17626 SSE4.2 section. Correct built-in function names in SSE4A section.
17628 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17630 PR tree-optimization/32243
17631 * tree-vect-transform.c (vectorizable_type_promotion): Move check
17632 for ncopies after ratio check between nunits_out and nunits_in.
17633 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
17635 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
17637 PR tree-optimization/32224
17638 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
17639 vectorization upon a non GIMPLE_MODIFY_STMT.
17641 2007-06-08 Christian Bruel <christian.bruel@st.com>
17644 * config/sh/sh.md (doloop_end): New pattern and splitter.
17645 * loop-iv.c (simple_rhs_p): Check for hardware registers.
17647 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
17649 PR middle-end/32209
17650 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
17652 (verify_dominators): Do not change dominance tree.
17654 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
17656 * config/sh/constraints.md: New file.
17657 * config/sh/sh.c: Include tm-constrs.h.
17658 (reg_class_from_letter): Remove.
17659 (prepare_cbranch_operands): Use satisfies_constraint_*
17660 function instead of macro.
17661 (andcosts, broken_move, sh_secondary_reload): Likewise.
17662 * config/sh/predicates.md (trapping_target_operand): Likewise.
17663 (and_operand, arith_operand, arith_reg_or_0_operand,
17664 cmp_operand, logical_operand, target_operand,
17665 ua_address_operand, ua_offset, xor_operand): Likewise.
17666 * config/sh/sh.md: Include constraints.md.
17667 (*movsicc_t_false): Use satisfies_constraint_* function
17669 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
17670 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
17671 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
17672 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
17673 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
17674 (REG_CLASS_FROM_CONSTRAINT): Remove.
17675 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
17676 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
17677 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
17678 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
17679 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
17680 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
17681 function instead of macro.
17682 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
17683 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
17684 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
17685 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
17686 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
17687 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
17688 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
17689 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
17690 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
17691 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
17692 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
17693 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
17694 EXTRA_CONSTRAINT_STR): Likewise.
17695 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
17697 2007-06-07 Geoffrey Keating <geoffk@apple.com>
17699 * config/i386/darwin.h (STACK_BOUNDARY): Define.
17701 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
17704 * c-common.h (flag_cpp0x): Replaced by...
17705 (cxx_dialect): ... this new variable specifying the C++ dialect that
17707 * c-common.c (flag_cpp0x): Removed.
17708 (cxx_dialect): Defined.
17709 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
17711 * c-opts.c (c_common_post_options): Likewise.
17712 (set_std_cxx98): Set cxx_dialect to cxx98.
17713 (set_std_cxx0x): Set cxx_dialect to cxx0x.
17715 2007-06-07 Geoffrey Keating <geoffk@apple.com>
17716 Hui-May Chang <hm.chang@apple.com>
17718 * doc/invoke.texi (Darwin Options): Update documentation for
17719 -mmacosx-version-min.
17720 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
17721 * config/darwin-driver.c: New file.
17722 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
17723 * config/t-darwin (darwin-driver.o): New rule.
17725 * config/darwin-c.c (version_as_macro): Ignore low digit.
17727 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
17729 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
17730 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
17731 (CSGNMODE): New mode macro.
17732 (CSGNVMODE): New mode attribute.
17733 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
17734 expander using CSGNMODE mode macro. Handle TFmode.
17735 (copysign<mode>3_const): Rename from copysignsf3_const and
17736 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
17738 (copysign<mode>3_var): Rename from copysignsf3_var and
17739 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
17741 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
17742 mode macro. Handle TFmode.
17743 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
17744 (iortf3, *iortf3): Ditto.
17745 (xortf3, *xortf3): Ditto.
17746 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
17747 TFmode and TImode masks.
17748 (ix86_expand_copysign): Expand TFmode copysign insn.
17749 (IX86_BUILTIN_INFQ): New.
17750 (IX86_BUILTIN_FABSQ): Ditto.
17751 (IX86_BUILTIN_COPYSIGNQ): Ditto.
17752 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
17753 [__builtin_fabsq]: Ditto.
17754 [__builtin_copysignq]: Ditto.
17755 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
17756 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
17757 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
17758 ix86_expand_binop_builtin().
17760 2007-06-07 Bob Wilson <bob.wilson@acm.org>
17762 * config/xtensa/lib1funcs.asm: Clean up whitespace.
17764 2007-06-07 Steve Ellcey <sje@cup.hp.com>
17767 * rtl.h (push_to_sequence2): New.
17768 * emit-rtl.c (push_to_sequence2): New.
17769 * function.c (assign_parm_data_all): Add new fields.
17770 (assign_parm_setup_block): Call push_to_sequence2 instead of
17772 (assign_parm_setup_reg): Ditto.
17773 (assign_parm_setup_stack): Ditto.
17774 (assign_parms_unsplit_complex): Ditto.
17775 (assign_parms): Change field name.
17777 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
17779 PR tree-optimization/32220
17780 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
17781 phi node is reached before defining statement.
17783 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
17786 * tree-vect-transform.c (vectorizable_call): Call update_stmt
17787 after changing the right hand side of the assignment.
17789 2007-06-06 Eric Christopher <echristo@apple.com>
17791 * config.gcc (i?86-*-darwin*): Remove arch parameter.
17792 (x86_64-*-darwin*): Ditto.
17793 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
17794 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
17796 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17798 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
17799 coding conventions.
17800 (add_key): Likewise.
17801 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
17802 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
17804 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
17806 (add_cost_one_coalesce): Likewise.
17807 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
17808 variable names. Rename orig to orig_name for consistency.
17809 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
17810 coding conventions.
17811 (cprop_into_successor_phis): Avoid using C++ keywords as variable
17813 (record_equivalences_from_stmt): Likewise.
17814 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
17815 the coding conventions.
17816 (memory_ssa_name_same): Likewise.
17817 (dse_optimize_stmt): Likewise.
17818 (dse_record_phis): Likewise.
17819 (dse_finalize_block): Likewise.
17820 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
17821 keywords as variable names.
17822 (may_move_till): Cast according to the coding conventions.
17823 (force_move_till_expr): Avoid using C++ keywords as variable names.
17824 (force_move_till): Cast according to the coding conventions.
17825 (memref_hash): Likewise.
17826 (memref_eq): Likewise.
17827 (gather_mem_refs_stmt): Likewise.
17828 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
17829 using C++ keywords as variable names.
17830 (idx_find_step): Cast according to the coding conventions.
17831 (idx_record_use): Likewise.
17832 (find_depends): Likewise.
17833 (prepare_decl_rtl): Likewise.
17834 (mbc_entry_hash): Likewise.
17835 (mbc_entry_eq): Likewise.
17836 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
17837 (simplify_replace_tree): Avoid using C++ keywords as variable names.
17838 (idx_infer_loop_bounds): Cast according to the coding conventions.
17839 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
17840 * tree-ssa-math-opts.c (occ_new ): Likwise.
17841 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
17843 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
17845 (add_use_op): Likewise.
17846 (add_vop): Likewise.
17847 (add_vuse_op): Likewise.
17848 (add_vdef_op): Likewise.
17849 (get_expr_operands): Likewise.
17850 (push_stmt_changes): Use type safe memory macros.
17851 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
17852 keywords as variable names.
17853 (conditional_replacement): Likewise.
17854 (minmax_replacement): Likewise.
17855 (abs_replacement): Likewise.
17856 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
17857 coding conventions.
17858 (insert_fake_stores): Avoid using C++ keywords as variable names.
17859 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
17861 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
17862 (heapvar_insert): Use type safe memory macros.
17863 (new_var_info): Cast according to the coding conventions.
17864 (new_constraint): Likewise.
17865 (remove_preds_and_fake_succs): Use type safe memory macros.
17866 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
17868 (thread_single_edge): Likewise.
17869 (thread_through_loop_header): Likewise.
17871 2007-06-06 Eric Christopher <echristo@apple.com>
17873 * config/i386/i386.c (override_options): Move handling
17874 of TARGET_SUBTARGET* earlier.
17876 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
17878 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
17881 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
17883 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
17884 emited outside of basic block.
17885 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
17886 the created blocks.
17887 * rtl.h (delete_insn_chain): Declaration changed.
17888 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
17890 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
17891 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
17892 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
17893 to delete_insn_chain.
17894 (rtl_verify_flow_info_1): Verify that the insns in header and footer
17895 do not have bb field set.
17896 (rtl_verify_flow_info): Verify that insns between basic blocks do not
17898 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
17899 * cfgcleanup.c (try_optimize_cfg): Ditto.
17901 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17903 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
17904 (lambda_body_vector_new): Use type safe memory macros.
17905 (lambda_linear_expression_new): Likewise.
17906 (lambda_loopnest_new): Likewise.
17907 (lambda_lattice_new): Likewise.
17908 (replace_uses_equiv_to_x_with_y): Cast according to the coding
17909 conventions. Use type safe memory macros.
17910 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
17911 (lambda_body_vector_s): Likewise.
17912 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
17913 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
17915 2007-06-06 Richard Guenther <rguenther@suse.de>
17917 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
17918 if we need to schedule cfg_cleanup.
17919 (tree_ssa_forward_propagate_single_use_vars): Do so.
17921 2007-06-06 Ian Lance Taylor <iant@google.com>
17923 * fold-const.c (merge_ranges): If range_successor or
17924 range_predecessor fail, just return 0.
17926 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17928 PR tree-optimization/32216
17929 * tree-vectorizer.c (supportable_widening_operation): Determine
17930 signedness of FIX_TRUNC_EXPR from output operand.
17931 (supportable_narrowing_operation): Ditto.
17932 * tree-vect-generic.c (expand_vector_operations_1): Determine
17933 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
17934 from input operand.
17936 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17938 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
17939 (struct pta): ...from here. Change flags to unsigned to avoid
17940 excessive casting (as it is used as a bit mask).
17941 (override_options): Add casts according to the coding convenventions.
17942 (x86_64_elf_unique_section): Likewise.
17943 (examine_argument): Avoid using C++ keywords as variable names.
17944 (construct_container): Likewise.
17945 (legitimize_pic_address): Likewise.
17946 (get_dllimport_decl): Cast according to the coding conventions. Use
17947 type safe memory macros.
17948 (legitimize_address): Cast according to the coding conventions.
17949 (emit_i387_cw_initialization): Corrected the type of slot to enum
17951 (ix86_init_machine_status): Use type safe memory macros.
17952 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
17953 (bdesc_pcmpistr): Likewise.
17954 (bdesc_crc32): Likewise.
17955 (bdesc_sse_3arg): Likewise.
17956 (bdesc_2arg): Likewise.
17957 (bdesc_1arg): Likewise.
17958 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
17959 (ix86_expand_sse_pcmpistr): Likewise.
17960 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
17961 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
17962 int to match the langhook definition.
17963 (ix86_builtin_conversion): Change the type of code to unsigned init to
17964 match the langhook definition.
17965 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
17967 (ix86_preferred_output_reload_class): Likewise.
17968 (ix86_cannot_change_mode_class): Likewise.
17969 (ix86_memory_move_cost): Likewise.
17970 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
17971 avoid excessive casting later on.
17972 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
17974 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17976 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
17977 as flags setting insn.
17978 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
17980 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17982 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
17983 (UNSPEC_ROUND): New.
17984 ("sse4_1_round<mode>2"): New insn pattern.
17985 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
17987 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
17988 expander using SSEMODEF mode macro. Expand using
17989 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17990 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
17991 expander using SSEMODEF mode macro. Expand using
17992 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17993 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
17994 expander using SSEMODEF mode macro. Expand using
17995 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17996 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
17997 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
17998 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
18001 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
18002 Sebastian Pop <sebpop@gmail.com>
18004 * lambda.h (build_linear_expr): New.
18005 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
18006 Use build_linear_expr, call fold and force_gimple_operand.
18007 (lambda_loopnest_to_gcc_loopnest): Check that there is
18008 something to insert.
18009 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
18011 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
18013 PR preprocessor/23479
18014 * doc/extend.texi: Document the 0b-prefixed binary integer
18015 constant extension.
18017 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18019 PR tree-optimization/32215
18020 * tree-vectorizer.c (supportable_widening_operation): Return false
18021 for unsupported FIX_TRUNC_EXPR tree code.
18022 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
18024 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
18026 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
18027 register on SPE targets. Change documentation to reflect
18029 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
18030 Change FIXED_SCRATCH to 14 and document why we're keeping r14
18031 out of the register allocation pool.
18032 (rs6000_reg_live_or_pic_offset_p): New function.
18033 (rs6000_emit_prologue): Move the actual saving of LR up to free
18034 r0 for holding r11. Split saving of SPE 64-bit registers into
18035 its own case. Ensure that offsets will always be in-range for
18036 'evstdd' by using r11 as a scratch register to point at the start
18037 of the SPE save area. Save r11 if necessary, as it is the static
18039 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
18040 into its own case. Ensure that offsets will always be in-range
18041 for 'evldd' by using r11 as a scratch register to point at the
18042 start of the SPE save area. Also adjust r11 when restoring
18043 the stack pointer to compensate for pre-loading r11.
18045 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
18047 * cfg.c (init_flow): Use type safe memory macros.
18048 (alloc_block): Likewise.
18049 (unchecked_make_edge): Likewise.
18050 (dump_flow_info): Avoid using C++ keywords as variable names.
18051 (copy_original_table_clear): Cast according to the coding conventions.
18052 (copy_original_table_set): Likewise.
18053 * cfgexpand (label_rtx_for_bb): Likewise.
18054 (expand_gimple_basic_block): Likewise.
18055 * cfghooks.c (dump_bb): Likewise.
18056 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
18058 (lv_add_condition_to_bb): Likewise.
18059 * cfglayout (relink_block_chain): Cast according to the coding
18061 (fixup_reorder_chain): Likewise.
18062 (fixup_fallthru_exit_predecessor): Likewise.
18063 * cfgloop.c (glb_enum_p): Likewise.
18064 (get_exit_description): Likewise.
18065 (dump_recorded_exit): Likewise.
18066 * cfgloop.h (enum loop_estimation): Move out of struct scope...
18067 (struct loop): ... from here.
18068 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
18070 * cfgrtl.c (rtl_create_basic_block): Likewise.
18071 (rtl_split_block): Likewise.
18072 (rtl_dump_bb): Likewise.
18073 (cfg_layout_split_block): Likewise.
18074 (init_rtl_bb_info): Use typesafe memory macros.
18076 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
18077 * graphds.h: Updated all usages of edge to graph_edge.
18078 * graphds.c: Likewise.
18079 * cfgloopanal.c: Likewise.
18081 2007-06-05 Ian Lance Taylor <iant@google.com>
18083 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
18084 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
18085 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
18087 (test_for_singularity): Likewise.
18089 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
18091 * config/i386/constraints.md ("Y2"): Replaced by ...
18093 * config/i386/i386.md: Likewise.
18094 * config/i386/mmx.md: Likewise.
18095 * config/i386/sse.md: Likewise.
18097 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
18099 * config/i386/constraints.md ("z"): Replaced by ...
18101 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
18102 (sse4_1_blendvps): Likewise.
18103 (sse4_1_pblendvb): Likewise.
18104 (sse4_2_pcmpestr): Likewise.
18105 (sse4_2_pcmpestrm): Likewise.
18106 (sse4_2_pcmpestr_cconly): Likewise.
18107 (sse4_2_pcmpistr): Likewise.
18108 (sse4_2_pcmpistrm): Likewise.
18109 (sse4_2_pcmpistr_cconly): Likewise.
18111 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
18113 * matrix-reorg.c (transform_access_sites): Fix computation.
18114 (transform_allocation_sites): Same.
18116 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18118 * config/i386/i386.c (override_options): Use
18119 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
18121 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18123 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
18124 (nonimm_not_xmm0_operand): Ditto.
18125 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
18126 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
18127 as operand[2] predicate. Require "z" class XMM register for
18128 operand[3]. Adjust asm template.
18129 ("sse4_1_blendvpd"): Ditto.
18130 ("sse4_1_pblendvb"): Ditto.
18131 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
18132 force op2 into xmm0 register for variable blend instructions.
18134 2007-06-04 Tom Tromey <tromey@redhat.com>
18136 * c-tree.h (start_enum): Update.
18137 (build_enumerator): Likewise.
18138 * c-decl.c (enum_next_value): Removed.
18139 (enum_overflow): Likewise.
18140 (start_enum): Add c_enum_contents argument. Don't use globals.
18141 (build_enumerator): Likewise.
18142 * c-tree.h (struct c_enum_contents): New struct.
18144 2007-06-04 Tom Tromey <tromey@redhat.com>
18146 * c-common.c (c_common_get_alias_set): Fix indentation.
18148 2007-06-04 Ian Lance Taylor <iant@google.com>
18150 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
18151 to overflow, reduce overflow infinity to regular infinity.
18152 (vrp_var_may_overflow): New static function.
18153 (vrp_visit_phi_node): Check vrp_var_may_overflow.
18155 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
18157 * stor-layout.c (layout_type): Remove duplicate code.
18159 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
18162 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
18163 before build_common_builtin_nodes ().
18165 2007-06-04 Steve Ellcey <sje@cup.hp.com>
18168 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
18170 2007-06-04 Jan Hubicka <jh@suse.cz>
18172 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
18173 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
18174 instead of _stat version.
18176 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
18178 PR tree-optimization/32194
18179 * tree-predcom.c (determine_offset): Check that both references have
18182 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
18184 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
18185 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
18186 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
18187 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
18188 Add argument to iterate_fix_dominators call.
18189 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
18190 * gcse.c (hoist_code): Change domby to vector.
18191 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
18192 Add argument to iterate_fix_dominators call.
18193 * loop-doloop.c (doloop_modify): Changed recount_dominator to
18194 recompute_dominator.
18195 * lambda-code.c (perfect_nestify): Ditto.
18196 * cfgloopanal.c: Include graphds.h.
18197 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
18198 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
18199 (mark_irreducible_loops): Use graphds_scc. Remove argument from
18201 * graphds.c: New file.
18202 * graphds.h: New file.
18203 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
18204 (get_dominated_by, get_dominated_by_region): Change return type to
18206 (verify_dominators): Recompute all dominators and compare the results.
18207 (recount_dominator): Renamed to ...
18208 (recompute_dominator): ... this. Do not check that the block is
18209 dominated by entry.
18210 (iterate_fix_dominators): Reimplemented.
18211 (prune_bbs_to_update_dominators, root_of_dom_tree,
18212 determine_dominators_for_sons): New functions.
18213 * et-forest.c (et_root): New function.
18214 * et-forest.h (et_root): Declare.
18215 * Makefile.in (graphds.o): Add.
18216 (cfgloopanal.o): Add graphds.h dependency.
18217 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
18218 * basic-block.h (get_dominated_by, get_dominated_by_region,
18219 iterate_fix_dominators): Declaration changed.
18220 (recount_dominator): Renamed to ...
18221 (recompute_dominator): ... this.
18222 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
18223 (thread_through_all_blocks): Do not free dominance info.
18225 2007-06-03 Andreas Schwab <schwab@suse.de>
18227 * config/m68k/m68k.c (override_options): Don't override
18229 * config/m68k/m68k-modes.def (SF, DF): Define to use
18230 motorola_single_format and motorola_double_format, resp.
18231 * real.c (motorola_single_format): Renamed from
18232 coldfire_single_format.
18233 (motorola_double_format): Renamed from coldfire_double_format.
18234 (encode_ieee_extended): Generate a proper canonical NaN image
18235 respecting canonical_nan_lsbs_set.
18236 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
18238 * real.h: Adjust declarations.
18240 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
18243 * config/sh/sh.md (symGOT_load): Don't schedule insns when
18244 the symbol is generated with the stack protector.
18246 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
18248 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
18249 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
18251 * doc/extend.texi (interrupt): Mention m68k.
18253 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
18255 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
18256 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
18257 (ix86_expand_sse_pcmpestr): Do not check operands for
18258 "register_operand", when insn operand predicate is "register_operand".
18259 (ix86_expand_sse_pcmpistr): Ditto.
18261 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
18262 Uros Bizjak <ubizjak@gmail.com>
18264 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
18265 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
18266 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
18267 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
18268 * config/i386/constraints.md ("z"): New register constraint
18269 for members of SSE_FIRST_REG class.
18270 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
18271 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
18272 SSE_FIRST_REG class.
18273 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
18274 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
18275 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
18276 (IX86_BUILTIN_PCMPESTRM128): Likewise.
18277 (IX86_BUILTIN_PCMPESTRA128): Likewise.
18278 (IX86_BUILTIN_PCMPESTRC128): Likewise.
18279 (IX86_BUILTIN_PCMPESTRO128): Likewise.
18280 (IX86_BUILTIN_PCMPESTRS128): Likewise.
18281 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
18282 (IX86_BUILTIN_PCMPISTRI128): Likewise.
18283 (IX86_BUILTIN_PCMPISTRM128): Likewise.
18284 (IX86_BUILTIN_PCMPISTRA128): Likewise.
18285 (IX86_BUILTIN_PCMPISTRC128): Likewise.
18286 (IX86_BUILTIN_PCMPISTRO128): Likewise.
18287 (IX86_BUILTIN_PCMPISTRS128): Likewise.
18288 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
18289 (struct builtin_description): Change "flag" field to unsigned.
18290 (bdesc_pcmpestr): New builtin description table.
18291 (bdesc_pcmpistr): Likewise.
18292 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
18293 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
18294 Initialize pcmp[ei]str[im] insns for SSE4.2.
18295 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
18296 (ix86_expand_sse_pcmpistr): Likewise.
18297 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
18298 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
18299 (UNSPEC_PCMPISTR): Likewise.
18300 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
18301 (sse4_2_pcmpestri):New isns pattern.
18302 (sse4_2_pcmpestrm): Likewise.
18303 (sse4_2_pcmpestr_cconly): Likewise.
18304 (sse4_2_pcmpistr): New insn patern and splitter.
18305 (sse4_2_pcmpistri):New isns pattern.
18306 (sse4_2_pcmpistrm): Likewise.
18307 (sse4_2_pcmpistr_cconly): Likewise.
18308 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
18311 2007-06-01 David Daney <ddaney@avtrex.com>
18313 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
18314 LOADGP_ABSOLUTE and not binds_local_p.
18316 2007-06-01 Geoffrey Keating <geoffk@apple.com>
18318 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
18320 2007-06-01 Ian Lance Taylor <iant@google.com>
18322 * tree-vrp.c (compare_name_with_value): Always set
18323 used_strict_overflow if we get a result from the variable itself.
18325 2007-06-01 Ian Lance Taylor <iant@google.com>
18327 PR rtl-optimization/31455
18328 * lower-subreg.c (find_decomposable_subregs): Don't decompose
18329 subregs which have a cast between modes which are not tieable.
18331 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
18333 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
18334 breaks after return statements.
18336 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
18338 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
18339 only after no_new_pseudos.
18341 2007-05-31 Eric Christopher <echristo@apple.com>
18343 * expr.c (convert_move): Assert that we don't have a BLKmode
18345 (store_expr): Handle BLKmode moves by calling emit_block_move.
18347 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
18349 * c-typeck.c (build_indirect_ref): Include type in error message.
18350 (build_binary_op): Pass types to binary_op_error.
18351 * c-common.c (binary_op_error): Take two type arguments, print out
18353 * c-common.h (binary_op_error): Update prototype.
18355 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
18357 * config/i386/i386.c: Correct coments on -mno-sse4.
18359 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
18361 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
18362 (x86_64-*-*): Likewise.
18363 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
18364 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
18365 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
18366 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
18367 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
18368 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
18369 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
18370 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
18371 (OPTION_MASK_ISA_SSE4): Likewise.
18372 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
18373 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
18374 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
18375 (override_options): Support SSE4.2.
18376 (ix86_build_const_vector): Support SImode and DImode.
18377 (ix86_build_signbit_mask): Likewise.
18378 (ix86_expand_int_vcond): Support V2DImode.
18379 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
18380 (IX86_BUILTIN_CRC32HI): Likewise.
18381 (IX86_BUILTIN_CRC32SI): Likewise.
18382 (IX86_BUILTIN_CRC32DI): Likewise.
18383 (IX86_BUILTIN_PCMPGTQ): Likewise.
18384 (bdesc_crc32): Likewise.
18385 (bdesc_sse_3arg): Likewise.
18386 (ix86_expand_crc32): Likewise.
18387 (ix86_init_mmx_sse_builtins): Support SSE4.2.
18388 (ix86_expand_builtin): Likewise.
18389 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
18390 __SSE4_2__ for -msse4.2.
18391 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
18392 (CRC32MODE): Likewise.
18393 (crc32modesuffix): Likewise.
18394 (crc32modeconstraint): Likewise.
18395 (sse4_2_crc32<mode>): Likewise.
18396 (sse4_2_crc32di): Likewise.
18397 * config/i386/i386.opt (msse4.2): New for SSE4.2.
18399 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
18400 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
18401 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
18402 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
18403 (vcondu<mode>): Likewise.
18404 * doc/extend.texi: Document SSE4.2 built-in functions.
18405 * doc/invoke.texi: Document -msse4.2/-msse4.
18407 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
18409 PR tree-optimization/32160
18410 * tree-predcom.c (predcom_tmp_var): New function. Mark created
18411 variable as gimple reg.
18412 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
18414 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
18416 * gcc.c (main): Don't consider linker options when issuing the
18417 warning about a linker input file not being used.
18419 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18421 * tree-vrp.c (compare_names): Initialize sop.
18423 2007-05-30 Dirk Mueller <dmueller@suse.de>
18425 * cgraphunit.c (cgraph_analyze_function): Remove
18426 computation of inline parameters.
18428 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
18430 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
18432 2007-05-30 Richard Sandiford <richard@codesourcery.com>
18434 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
18435 Add vx-common.h. Include vxworks.h between vx-common.h and
18437 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
18439 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
18440 (TARGET_ASM_DESTRUCTOR): Likewise.
18441 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
18442 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
18443 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
18444 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
18445 (VXWORKS_ENDIAN_SPEC): Define.
18446 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
18447 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
18448 VXWORKS_* equivalents.
18449 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
18450 (ASM_FILE_START): Delete.
18451 (TARGET_VERSION): Reformat.
18452 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
18453 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
18454 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
18455 (FPBIT, DPBIT): Define.
18456 (fp-bit.c, dp-bit.c): New rules.
18457 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
18458 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
18459 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
18460 * config/arm/arm.h: Include vxworks-dummy.h.
18461 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
18462 Mark with ATTRIBUTE_UNUSED.
18463 (arm_override_options): Do not allow VxWorks RTP PIC to be used
18464 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
18465 make it incompatible with -msingle-pic-base.
18466 (arm_function_ok_for_sibcall): Return false for calls that might
18467 go through a VxWorks PIC PLT entry.
18468 (require_pic_register): New function, split out from...
18469 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
18471 (arm_load_pic_register): Handle the VxWorks RTP initialization
18472 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
18473 (arm_emit_call_insn): New function.
18474 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
18475 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
18476 (pic_offset_arm): New pattern.
18477 (call, call_value): Use arm_emit_call_insn.
18478 (call_internal, call_value_internal): New expanders.
18479 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
18480 VxWorks unless __PIC__.
18482 2007-05-30 Eric Christopher <echristo@gmail.com>
18484 * genrecog.c: Include regs.h in generated file.
18485 * genemit.c: Ditto. Fix up formatting.
18486 * config/mn10300/constraints.md: New.
18487 * config/mn10300/mn10300.md: Include.
18488 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
18489 Fix up for removed macro.
18490 * config/mn10300/predicates.md (call_address_operand): Ditto.
18491 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
18492 (CONST_OK_FOR_I): Ditto.
18493 (CONST_OK_FOR_J): Ditto.
18494 (CONST_OK_FOR_K): Ditto.
18495 (CONST_OK_FOR_L): Ditto.
18496 (CONST_OK_FOR_M): Ditto.
18497 (CONST_OK_FOR_N): Ditto.
18498 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
18502 (EXTRA_CONSTRAINT): Ditto.
18504 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
18506 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
18508 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
18509 OPTION_MASK_ISA_64BIT.
18510 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
18512 2007-05-30 Richard Guenther <rguenther@suse.de>
18514 PR middle-end/32152
18515 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
18516 types for comparison.
18517 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
18518 with original typed arguments.
18519 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
18521 2007-05-30 Jakub Jelinek <jakub@redhat.com>
18523 PR tree-optimization/31769
18524 * except.c (duplicate_eh_regions): Clear prev_try if
18525 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
18527 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
18529 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
18530 * tree-ssa-sink.c (statement_sink_location): Return basic block and
18531 bsi of the location where statements should be inserted.
18532 (sink_code_in_bb): Take bsi from statement_sink_location.
18533 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
18534 instead of bsi_start.
18535 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
18537 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
18538 (bsi_move_before): Document inconsistency with bsi_move_after.
18539 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
18541 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
18543 * config/i386/i386.h (TARGET_ABM): New define.
18544 (TARGET_POPCNT): Ditto.
18545 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
18546 New temporary defines to redefine from OPTION_ISA_* defines.
18547 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
18548 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
18549 (ix86_isa_flags): New extern int declaration.
18550 (TARGET_SUBTARGET_DEFAULT): New define.
18551 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
18552 (TARGET_SUBTARGET32_DEFAULT): Ditto.
18553 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
18554 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
18555 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
18556 * config/i386/darwin.h: Change TARGET_64BIT define to
18559 * config/i386/i386.opt (m3dnowa): Define as undocumented option
18560 using existing "ix86_isa_flags" varible.
18561 (m32, m64): Use existing "ix86_isa_flags" variable.
18562 (mmmx, m3dnow): Ditto.
18563 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
18564 (mabm): Define as non-negative option using "x86_abm" variable.
18565 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
18567 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
18568 Rewrite feature test bitmap.
18569 (ix86_isa_flags): New initialized global int varible.
18570 (ix86_isa_flags_explicit): New static int variable.
18571 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
18572 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
18573 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
18574 target_flags_explicit.
18575 (override_options): Remove "target_enable" and "target_disable" fields
18576 from "struct ptt". Update processor_target_table accordingly. Remove
18577 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
18578 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
18579 "target_flags" and "ix86_isa_flags_explicit" instead of
18580 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
18581 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
18582 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
18583 to true when either of PTA_POPCNT or PTA_ABM is set in
18584 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
18585 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
18586 processor_alias_table flags entry. Remove handling of
18587 "target_enable" and "target_disable" fields of processor_target_table.
18588 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
18589 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
18590 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
18591 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
18592 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
18594 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
18596 2007-05-29 David Daney <ddaney@avtrex.com>
18599 * config/mips/mips.c (mips_output_mi_thunk): Emit
18600 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
18602 2007-05-29 Hui-May Chang <hm.chang@apple.com>
18603 * config/i386/i386.c (ix86_function_regparm): Added checking of
18604 ix86_force_align_arg_pointer to determine the number of
18605 register parameters.
18607 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
18609 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
18610 (SET_DR_MISALIGNMENT): New.
18611 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
18612 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
18613 Use SET_DR_MISALIGNMENT.
18614 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
18616 * tree-data-ref.c (create_data_ref, compute_all_dependences,
18617 find_loop_nest): Export.
18618 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
18619 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
18620 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
18621 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
18623 (struct mem_ref): Add field reuse_distance.
18624 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
18625 Initialize reuse_distance field.
18626 (issue_prefetch_ref): Select temporality of prefetch according to
18628 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
18629 self_reuse_distance, determine_loop_nest_reuse): New functions.
18630 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
18631 (tree_ssa_prefetch_arrays): Dump L2 cache size.
18632 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
18635 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
18637 * tree-ssa-alias.c: Add aliasing overview.
18639 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
18640 Danny Smith <dannysmith@users.sourceforge.net>
18643 * config/i386/t-crtfm: Compile crtfastmath.o with
18644 -minline-all-stringops.
18645 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
18646 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
18648 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18650 * doc/md.texi: Document constraints on HP PA-RISC.
18652 * pa/constraints.md: New file.
18653 * pa.md: Include constraints.md.
18654 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
18655 (integer_store_memory_operand, ldil_cint_p): New functions.
18656 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
18657 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
18658 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
18659 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
18660 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
18662 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
18665 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
18666 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
18667 case POSTDECREMENT_EXPR>): Return the error_mark_node
18668 if either the real or imaginary parts would an
18671 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
18673 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
18674 name when we remove it from a call.
18676 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
18678 * targhooks.c (default_narrow_bitfield): Remove.
18679 * targhooks.h: Remove the prototype for
18680 default_narrow_bitfield.
18682 * langhooks-def.h: Remove the prototype for
18683 hook_get_alias_set_0.
18684 * langhooks.c (hook_get_alias_set_0): Remove.
18686 * global.c (EXECUTE_IF_CONFLICT): Remove.
18688 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
18691 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
18692 return true when truth_value_p is true and the type
18695 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
18697 * doc/install.texi (Prerequisites): We no longer require Autoconf
18698 2.13 for the top-level.
18700 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
18702 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
18703 memory access via x86_expand_vector_move_misalign() only for
18704 TImode values on 32-bit targets.
18706 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
18708 * matrix-reorg.c: New file. Implement matrix flattening and
18709 transposing optimization.
18710 * tree-pass.h: Add matrix reorg pass.
18711 * common.opt: Add fipa-mreorg flag.
18712 * Makefile.in: Add matrix-reorg.c.
18713 * passes.c: Add matrix reorg pass.
18714 * varpool.c (add_new_static_var): New function.
18715 * cgraph.h (add_new_static_var): Declare.
18717 2007-05-27 Eric Christopher <echristo@apple.com>
18719 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
18720 sp_offset depending on stack size. Save r12 depending
18721 on registers we're saving later.
18722 (rs6000_emit_epilogue): Update sp_offset depending only
18725 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
18727 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
18728 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
18729 * ifcvt.c (if_convert): Ditto.
18730 * tree-ssa-threadupdate.c (thread_block): Ditto.
18731 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
18732 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
18733 verify_loop_closed_ssa): Check number_of_loops instead of
18735 * predict.c (tree_estimate_probability): Ditto.
18736 * tree-if-conv.c (main_tree_if_conversion): Ditto.
18737 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
18738 * modulo-sched.c (sms_schedule): Ditto.
18739 * tree-scalar-evolution.c (scev_const_prop): Ditto.
18740 (scev_finalize): Do not do anything if scev analysis was not
18742 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
18743 current_loops == NULL.
18744 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
18745 * loop-init.c (loop_optimizer_init): Do not free current_loops when
18746 there are no loops.
18747 (loop_optimizer_finalize): Assert that loops were analyzed.
18748 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
18749 rtl_doloop): Check number_of_loops instead of current_loops.
18750 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
18751 current_loops == NULL.
18752 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
18753 gate_tree_vectorize tree_linear_transform, check_data_deps,
18754 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
18755 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
18756 Check number_of_loops instead of current_loops.
18757 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
18758 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
18759 free loops if available.
18760 (execute_pre): Do not pass do_fre to fini_pre.
18762 2007-05-27 Tobias Burnus <burnus@net-b.de>
18764 PR middle-end/32083
18765 * real.c (mpfr_from_real): Fix sign of -Inf.
18767 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
18769 * tree-vect-transform.c (vectorizable_conversion): Initialize
18770 tree_code variables to ERROR_MARK.
18771 (vectorizable_type_demotion): Likewise.
18772 (vectorizable_type_promotion): Likewise.
18774 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
18777 * config/i386/i386.md (movti): Handle push operands via
18778 ix86_expand_push().
18780 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
18782 * basic-block.h: Remove the prototype for merge_seq_blocks.
18783 * cfgcleanup.c (merge_seq_blocks): Remove.
18785 * tree-flow.h: Remove the prototype for is_aliased_with.
18786 * tree-ssa-alias.c (is_aliased_with): Remove.
18788 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
18790 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
18792 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
18794 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
18795 ix86_expand_sse4_unpack if SSE4.1 is enabled.
18796 (vec_unpacks_hi_v16qi): Likewise.
18797 (vec_unpacku_lo_v16qi): Likewise.
18798 (vec_unpacks_lo_v16qi): Likewise.
18799 (vec_unpacku_hi_v8hi): Likewise.
18800 (vec_unpacks_hi_v8hi): Likewise.
18801 (vec_unpacku_lo_v8hi): Likewise.
18802 (vec_unpacks_lo_v8hi): Likewise.
18803 (vec_unpacku_hi_v4si): Likewise.
18804 (vec_unpacks_hi_v4si): Likewise.
18805 (vec_unpacku_lo_v4si): Likewise.
18806 (vec_unpacks_lo_v4si): Likewise.
18808 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
18810 * c-typeck.c, config/arm/arm.c, config/darwin.c,
18811 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
18812 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
18813 follow spelling conventions in various
18814 warning/error/diagnostic messages.
18816 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
18817 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
18818 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
18819 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
18820 tree-vrp.c: Fix comment typos. Follow spelling conventions.
18821 * doc/tm.texi: Follow spelling conventions.
18823 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
18826 * tree-ssa-forwprop.c
18827 (forward_propagate_addr_into_variable_array_index): Remove
18828 the lhs argument. Use the type of def_rhs instead of lhs.
18829 (forward_propagate_addr_expr_1): Update use of
18830 forward_propagate_addr_into_variable_array_index.
18832 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
18833 Nigel Stephens <nigel@mips.com>
18835 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
18836 function attributes, "far" being an alias for "long_call".
18837 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
18838 (mips_near_type_p, mips_far_type_p): New.
18839 (mips_comp_type_attributes): New function to check that attributes
18840 attached to a function type are compatible.
18841 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
18842 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
18843 to the target function of the thunk.
18844 (mips_encode_section_info): Check for "near" and "far" function
18845 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
18847 * config/mips/predicates.md (const_call_insn_operand): Test only
18848 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
18850 * doc/extend.texi (Function Attributes): Document MIPS "near" and
18853 * testsuite/gcc.target/mips/near-far-1.c: New test case.
18854 * testsuite/gcc.target/mips/near-far-2.c: New test case.
18855 * testsuite/gcc.target/mips/near-far-3.c: New test case.
18856 * testsuite/gcc.target/mips/near-far-4.c: New test case.
18858 2007-05-25 Eric Christopher <echristo@apple.com>
18860 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
18861 to x86-darwin configurations.
18862 * config/i386/t-darwin: Add softfp support.
18863 * config/i386/t-darwin64: Ditto.
18864 * config/i386/sfp-machine.h: If mach then don't use
18865 aliasing, emit a stub to call.
18867 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
18869 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
18870 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
18871 tree-predcom.c, tree-ssa-alias-warnings.c,
18872 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
18873 comment typos. Follow spelling conventions.
18874 * doc/cpp.texi, doc/invoke.texi: Fix typos.
18876 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
18879 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
18880 constants into memory. Expand unaligned memory references for
18881 SSE modes via x86_expand_vector_move_misalign() function.
18883 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
18885 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
18886 "memory" attribute for "sseishft" type insn without operands[2].
18888 2007-05-25 Dirk Mueller <dmueller@suse.de>
18889 Marcus Meissner <meissner@suse.de>
18891 * doc/extend.texi (alloc_size): New attribute.
18892 * c-common.c (handle_alloc_size_attribute): New.
18893 * tree-object-size.c (alloc_object_size): Use alloc_size
18894 attribute, if available.
18896 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
18898 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
18900 (__builtin_ia32_vec_ext_v2di): Likewise.
18901 (__builtin_ia32_vec_ext_v4si): Likewise.
18902 (__builtin_ia32_vec_ext_v8hi): Likewise.
18903 (__builtin_ia32_vec_ext_v16qi): Likewise.
18904 (__builtin_ia32_vec_set_v8hi): Likewise.
18906 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
18908 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
18910 2007-05-25 Richard Sandiford <richard@codesourcery.com>
18912 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
18913 (arm_is_longcall_p): Rename to...
18914 (arm_is_long_call_p): ...this. Take a single tree argument and
18916 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
18917 (CUMULATIVE_ARGS): Remove call_cookie.
18918 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
18919 (ENCODED_LONG_CALL_ATTR_P): Delete.
18920 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
18921 LONG_CALL_FLAG_CHAR cases.
18922 (ARM_DECLARE_FUNCTION_SIZE): Delete.
18923 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
18924 ARM_DECLARE_FUNCTION_SIZE.
18925 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
18926 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
18927 (arm_encode_call_attribute, current_file_function_operand): Delete.
18928 (arm_function_in_section_p): New function.
18929 (arm_is_longcall_p): Rename to...
18930 (arm_is_long_call_p): ...this. Take the target function as a single
18931 argument and return a bool. Do not rely on call cookies. Check
18932 whether the target symbol is in the same section as the current
18933 function, not just the same compilation unit.
18934 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
18935 (arm_encode_section_info): Don't encode a call type.
18936 * config/arm/arm.md (call, call_value): Update calls to
18937 arm_is_long(_)call_p. Simplify logic.
18938 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
18939 Update calls to arm_is_long(_)call_p.
18941 2007-05-25 Richard Guenther <rguenther@suse.de>
18943 PR tree-optimization/31982
18944 * tree-ssa-forwprop.c
18945 (forward_propagate_addr_into_variable_array_index): Handle arrays
18946 with element size one.
18948 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
18950 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
18951 (umulsi3_highpart): Likewise.
18953 2007-05-24 Ian Lance Taylor <iant@google.com>
18955 PR rtl-optimization/32069
18956 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
18959 2007-05-24 Ollie Wild <aaw@google.com>
18961 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
18964 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
18966 * postreload-gcse.c (reg_changed_after_insn_p): New function.
18967 (oprs_unchanged_p): Use it to check all registers in a REG.
18968 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
18969 (reg_set_between_after_reload_p): Delete.
18970 (reg_used_between_after_reload_p): Likewise.
18971 (reg_set_or_used_since_bb_start): Likewise.
18972 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
18973 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
18974 Use reg_set_between_p instead of reg_set_between_after_reload_p.
18975 * rtlanal.c (reg_set_p): Check whether REG overlaps
18976 regs_invalidated_by_call, rather than just checking the
18977 membership of REGNO (REG).
18979 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
18981 * doc/passes.texi: Document predictive commoning.
18982 * doc/invoke.texi (-fpredictive-commoning): Document.
18983 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
18984 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
18985 adding indices to the generated name.
18986 (schedule_sm): Pass 0 to get_lsm_tmp_name.
18987 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
18988 * tree-pretty-print.c (op_symbol_1): Renamed to ...
18989 (op_symbol_code): ... and exported.
18990 (dump_omp_clause, op_symbol): Use op_symbol_code
18991 instead of op_symbol_1.
18992 * tree-pass.h (pass_predcom): Declare.
18993 * timevar.def (TV_PREDCOM): New timevar.
18994 * tree-ssa-loop.c (run_tree_predictive_commoning,
18995 gate_tree_predictive_commoning, pass_predcom): New.
18996 * tree-data-ref.c (find_data_references_in_loop): Find the
18997 references in dominance order.
18998 (canonicalize_base_object_address): Ensure that the result has
19000 (dr_analyze_innermost): Export.
19001 (create_data_ref): Code to fail for references with invariant
19003 (find_data_references_in_stmt): ... here.
19004 * tree-data-ref.h (dr_analyze_innermost): Declare.
19005 * tree-affine.c: Include tree-gimple.h and hashtab.h.
19006 (aff_combination_find_elt, name_expansion_hash,
19007 name_expansion_eq, tree_to_aff_combination_expand,
19008 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
19010 * tree-affine.h (aff_combination_constant_multiple_p,
19011 tree_to_aff_combination_expand): Declare.
19012 * tree-predcom.c: New file.
19013 * common.opt (fpredictive-commoning): New option.
19014 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
19015 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
19016 * Makefile.in (tree-predcom.o): Add.
19017 (tree-affine.o): Add TREE_GIMPLE_H dependency.
19018 * passes.c (init_optimization_passes): Add dceloop after
19019 copy propagation in loop optimizer. Add predictive commoning
19020 to loop optimizer passes.
19022 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19024 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
19027 2007-05-24 Jan Hubicka <jh@suse.cz>
19029 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
19031 (genheader): Include statistics.h.
19033 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
19035 * print-rtl.c (flag_dump_unnumbered): Update comments.
19036 (print_rtl): Fix my previous change.
19037 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
19040 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
19042 PR middle-end/32018
19043 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
19045 (thread_through_all_blocks): Call initialize_original_copy_tables
19046 and free_original_copy_tables.
19047 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
19049 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
19050 * cfghooks.c (duplicate_block): Use get_loop_copy.
19051 * cfg.c: Include cfgloop.h.
19052 (loop_copy): New hash table.
19053 (initialize_original_copy_tables): Initialize loop_copy table.
19054 (free_original_copy_tables): Free loop_copy table.
19055 (copy_original_table_clear, copy_original_table_set,
19056 set_loop_copy, get_loop_copy): New functions.
19057 (set_bb_original, set_bb_copy): Use copy_original_table_set.
19058 * cfgloop.h (struct loop): Remove copy field.
19059 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
19060 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
19062 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19064 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
19065 -msse/-msse2/-msse3.
19067 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19069 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
19070 __builtin_ia32_vec_set_v2di with MASK_64BIT.
19072 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
19075 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
19076 * targhooks.h (default_mangle_decl_assembler_name): Declare
19078 * targhooks.c (default_mangle_decl_assembler_name): Define
19080 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
19082 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
19083 * langhooks.c (lhd_set_decl_assembler_name): Call
19084 targetm.mangle_decl_assembler_name for names with global scope.
19086 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
19088 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
19089 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
19091 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
19092 New. Factored out of i386_pe_encode_section_info.
19093 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
19094 Move check for prior decoration of stdcall
19095 symbols to i386_pe_encode_section_info.
19096 (i386_pe_encode_section_info): Adjust call to
19097 gen_stdcall_or_fastcall_suffix. Use
19098 i386_pe_maybe_mangle_decl_assembler_name, if needed.
19099 (i386_pe_mangle_decl_assembler_name): New. Wrap
19100 i386_pe_maybe_mangle_decl_assembler_name.
19102 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
19104 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
19105 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
19106 * langhooks.c (get_signed_or_unsigned_type): Don't check for
19107 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
19108 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
19111 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
19112 Nigel Stephens <nigel@mips.com>
19113 Richard Sandiford <richard@codesourcery.com>
19115 Fix up MIPS16 hard float and add support for complex.
19117 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
19118 (TARGET_SOFT_FLOAT_ABI): New.
19119 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
19120 __mips_soft_float to reflect the ABI in use, not whether the
19121 FPU is directly accessible (e.g., in MIPS16 mode).
19122 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
19123 (UNITS_PER_FPVALUE): Likewise.
19125 * config/mips/mips.c (mips_expand_call): Remove redundant
19126 TARGET_MIPS16 check.
19127 (mips_arg_regno): New.
19128 (function_arg_advance): When setting bits in cum->fp_code for
19129 MIPS16, don't subtract 1 from cum->arg_number, since it is now
19131 (function_arg): Use mips_arg_regno.
19132 (mips_return_mode_in_fpr_p): New.
19133 (mips16_call_stub_mode_suffix): New.
19134 (mips16_cfun_returns_in_fpr_p): New.
19135 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
19136 (mips_output_function_prologue): Test mips16_hard_float, not
19137 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
19138 (mips_expand_epilogue): Call MIPS16 helper routines to copy
19139 return value into a floating-point register.
19140 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
19141 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
19142 (mips16_fp_args): Handle MIPS32r2 ISA which supports
19143 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
19144 word of double arguments from or to the high bits of 64-bit
19145 floating point registers.
19146 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
19147 (mips16_fpret_double): New helper function.
19148 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
19149 support for complex modes. Fill in DECL_RESULT for stubdecl.
19150 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
19152 * config/mips/mips16.S
19153 (RET, ARG1, ARG2): New.
19154 (MERGE_GPRf, MERGE_GPRt): New.
19155 (DELAYt, DELAYf): New.
19156 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
19157 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
19158 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
19159 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
19160 (SFOP): Renamed to...
19161 (OPSF3): This, and macro-ified. Updated all uses.
19162 (SFOP2): Renamed to...
19163 (OPSF2): This, and macro-ified. Updated all uses.
19164 (SFCMP): Renamed to...
19165 (CMPSF): This, and macro-ified. Updated all uses.
19166 (SFREVCMP): Renamed to...
19167 (REVCMPSF): This, and macro-ified. Updated all uses.
19168 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
19169 (LDDBL1, LDDBL2, RETDBL): Deleted.
19170 (DFOP): Renamed to...
19171 (OPDF3): This, and macro-ified. Updated all uses.
19172 (DFOP2): Renamed to...
19173 (OPDF2): This, and macro-ified. Updated all uses.
19174 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
19175 (DFCMP): Renamed to...
19176 (CMPDF): This, and macro-ified. Updated all uses.
19177 (DFREVCMP): Renamed to...
19178 (REVCMPDF): This, and macro-ified. Updated all uses.
19179 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
19180 (RET_FUNCTION): New.
19181 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
19182 (__mips16_ret_sc, __mips16_ret_dc): New.
19183 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
19184 STUB_ARGS_6, STUB_ARGS_10): New.
19185 (CALL_STUB_NO_RET): New.
19186 (__mips16_call_stub_1): Macro-ified.
19187 (__mips16_call_stub_5): Macro-ified.
19188 (__mips16_call_stub_2): Macro-ified.
19189 (__mips16_call_stub_6): Macro-ified.
19190 (__mips16_call_stub_9): Macro-ified.
19191 (__mips16_call_stub_10): Macro-ified.
19192 (CALL_STUB_RET): New.
19193 (__mips16_call_stub_sf_0): Macro-ified.
19194 (__mips16_call_stub_sf_1): Macro-ified.
19195 (__mips16_call_stub_sf_5): Macro-ified.
19196 (__mips16_call_stub_sf_2): Macro-ified.
19197 (__mips16_call_stub_sf_6): Macro-ified.
19198 (__mips16_call_stub_sf_9): Macro-ified.
19199 (__mips16_call_stub_sf_10): Macro-ified.
19200 (__mips16_call_stub_df_0): Macro-ified.
19201 (__mips16_call_stub_df_1): Macro-ified.
19202 (__mips16_call_stub_df_5): Macro-ified.
19203 (__mips16_call_stub_df_2): Macro-ified.
19204 (__mips16_call_stub_df_6): Macro-ified.
19205 (__mips16_call_stub_df_9): Macro-ified.
19206 (__mips16_call_stub_df_10): Macro-ified.
19207 (__mips16_call_stub_sc_0): New.
19208 (__mips16_call_stub_sc_1): New.
19209 (__mips16_call_stub_sc_5): New.
19210 (__mips16_call_stub_sc_2): New.
19211 (__mips16_call_stub_sc_6): New.
19212 (__mips16_call_stub_sc_9): New.
19213 (__mips16_call_stub_sc_10): New.
19214 (__mips16_call_stub_dc_0): New.
19215 (__mips16_call_stub_dc_1): New.
19216 (__mips16_call_stub_dc_5): New.
19217 (__mips16_call_stub_dc_2): New.
19218 (__mips16_call_stub_dc_6): New.
19219 (__mips16_call_stub_dc_9): New.
19220 (__mips16_call_stub_dc_10): New.
19222 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
19223 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
19224 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
19226 2007-05-23 Ian Lance Taylor <iant@google.com>
19228 * doc/invoke.texi (Invoking GCC): Document that the order of the
19231 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
19234 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
19235 * config/score/predicate.md (const_pow2, const_npow2): Remove.
19236 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
19240 * config/score/score.c (score_print_operand): Make sure that only
19241 lower bits are used.
19243 2007-05-22 Ian Lance Taylor <iant@google.com>
19245 * tree-vrp.c (avoid_overflow_infinity): New static function,
19246 broken out of set_value_range_to_value.
19247 (set_value_range_to_value): Call avoid_overflow_infinity.
19248 (extract_range_from_assert): Likewise.
19250 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
19252 PR middle-end/31095
19253 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
19254 change the type before looking for a COMPOUND_EXPR.
19256 2007-05-22 Ian Lance Taylor <iant@google.com>
19258 * lower-subreg.c (decompose_multiword_subregs): If we change an
19259 insn, call remove_retval_note on it.
19261 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
19263 * regs.h (end_hard_regno): New function.
19264 (END_HARD_REGNO, END_REGNO): New macros.
19265 (add_to_hard_reg_set): New function.
19266 (remove_from_hard_reg_set): Likewise.
19267 (in_hard_reg_set_p): Likewise.
19268 (overlaps_hard_reg_set_p): Likewise.
19269 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
19270 (note_btr_set): Use END_HARD_REGNO.
19271 * caller-save.c (setup_save_areas): Use end_hard_regno.
19272 (mark_set_regs): Use END_HARD_REGNO.
19273 (add_stored_regs): Use end_hard_regno.
19274 (mark_referenced_regs): Use add_to_hard_reg_set.
19275 * combine.c (update_table_tick): Use END_REGNO.
19276 (record_value_for_reg): Likewise.
19277 (record_dead_and_set_regs): Likewise.
19278 (get_last_value_validate): Likewise.
19279 (use_crosses_set_p): Likewise.
19280 (reg_dead_at_p_1): Likewise.
19281 (reg_dead_at_p): Likewise.
19282 (mark_used_regs_combine): Use add_to_hard_reg_set.
19283 (move_deaths): Use END_HARD_REGNO.
19284 (reg_bitfield_target_p): Use end_hard_regno.
19285 (distribute_notes): Use END_HARD_REGNO.
19286 * cse.c (mention_regs): Use END_REGNO.
19287 (insert): Use add_to_hard_reg_set.
19288 (invalidate): Use END_HARD_REGNO.
19289 (invalidate_for_call): Likewise.
19290 (exp_equiv_p): Use END_REGNO.
19291 (cse_insn): Likewise.
19292 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
19293 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
19294 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
19295 * function.c (keep_stack_depressed): Use end_hard_regno.
19296 * global.c (global_alloc): Use end_hard_regno.
19297 (global_conflicts): Use add_to_hard_reg_set instead of
19299 (find_reg): Likewise.
19300 (mark_reg_store): Likewise.
19301 (mark_reg_conflicts): Likewise.
19302 (mark_reg_death): Use remove_from_hard_reg_set.
19303 (mark_reg_live_nc): Delete.
19304 (set_preference): Use end_hard_regno.
19305 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
19306 remove_from_hard_reg_set.
19307 (post_mark_life): Use add_to_hard_reg_set.
19308 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
19309 (reg_becomes_live): Use add_to_hard_reg_set.
19310 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
19311 (peep2_find_free_register): Use add_to_hard_reg_set.
19312 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
19313 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
19314 * regrename.c (note_sets): Use add_to_hard_reg_set.
19315 (clear_dead_regs): Use remove_from_hard_reg_set.
19316 (regrename_optimize): Use add_to_hard_reg_set.
19317 (find_oldest_value_reg): Use in_hard_reg_set_p.
19318 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
19319 (hard_reg_set_here_p): Use end_hard_regno.
19320 (decompose): Likewise.
19321 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
19322 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
19323 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
19324 (mark_home_live): Use end_hard_regno.
19325 (spill_hard_reg): Likewise.
19326 (clear_reload_reg_in_use): Likewise.
19327 * reorg.c (delete_prior_computation): Use END_REGNO.
19328 * resource.c (update_live_status): Use END_HARD_REGNO.
19329 (mark_referenced_resources): Use add_to_hard_reg_set.
19330 (mark_set_resources): Likewise.
19331 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
19332 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
19333 (reg_overlap_mentioned_p): Likewise.
19334 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
19335 (covers_regno_no_parallel_p): Use END_REGNO.
19336 (find_regno_note): Likewise.
19337 (find_reg_fusage): Use END_HARD_REGNO.
19338 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
19339 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
19341 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
19343 * mode-switching.c (reg_dies): Change type of second argument to
19345 (optimize_mode_switching): Update accordingly.
19347 2007-05-22 Richard Sandiford <richard@codesourcery.com>
19349 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
19351 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
19352 (hard_reg_set_empty_p): ...these new functions.
19353 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
19354 GO_IF_HARD_REG_SUBSET.
19355 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
19356 instead of GO_IF_HARD_REG_EQUAL.
19357 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
19358 instead of GO_IF_HARD_REG_EQUAL.
19359 * global.c (find_reg): Use hard_reg_set_empty_p instead of
19360 GO_IF_HARD_REG_SUBSET.
19361 (modify_reg_pav): Use hard_reg_set_empty_p instead of
19362 GO_IF_HARD_REG_EQUAL.
19363 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
19364 of GO_IF_HARD_REG_SUBSET.
19365 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
19366 instead of GO_IF_HARD_REG_EQUAL.
19367 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
19368 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
19369 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
19370 of GO_IF_HARD_REG_SUBSET,
19371 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
19372 GO_IF_HARD_REG_SUBSET.
19373 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
19374 instead of GO_IF_HARD_REG_EQUAL.
19375 * config/sh/sh.c (push_regs, calc_live_regs): Use
19376 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
19377 (hard_regs_intersect_p): Delete.
19379 2007-05-22 Janis Johnson <janis187@us.ibm.com>
19381 * doc/sourcebuild.texi (Test Directives) Add dg-message.
19383 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
19384 Richard Henderson <rth@redhat.com>
19386 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
19388 (x86_64-*-*): Likewise.
19390 * i386/i386-modes.def (V2QI): New.
19392 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
19394 (override_options): Support SSE4.1.
19395 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
19396 (IX86_BUILTIN_BLENDPS): Likewise.
19397 (IX86_BUILTIN_BLENDVPD): Likewise.
19398 (IX86_BUILTIN_BLENDVPS): Likewise.
19399 (IX86_BUILTIN_PBLENDVB128): Likewise.
19400 (IX86_BUILTIN_PBLENDW128): Likewise.
19401 (IX86_BUILTIN_DPPD): Likewise.
19402 (IX86_BUILTIN_DPPS): Likewise.
19403 (IX86_BUILTIN_INSERTPS128): Likewise.
19404 (IX86_BUILTIN_MOVNTDQA): Likewise.
19405 (IX86_BUILTIN_MPSADBW128): Likewise.
19406 (IX86_BUILTIN_PACKUSDW128): Likewise.
19407 (IX86_BUILTIN_PCMPEQQ): Likewise.
19408 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
19409 (IX86_BUILTIN_PMAXSB128): Likewise.
19410 (IX86_BUILTIN_PMAXSD128): Likewise.
19411 (IX86_BUILTIN_PMAXUD128): Likewise.
19412 (IX86_BUILTIN_PMAXUW128): Likewise.
19413 (IX86_BUILTIN_PMINSB128): Likewise.
19414 (IX86_BUILTIN_PMINSD128): Likewise.
19415 (IX86_BUILTIN_PMINUD128): Likewise.
19416 (IX86_BUILTIN_PMINUW128): Likewise.
19417 (IX86_BUILTIN_PMOVSXBW128): Likewise.
19418 (IX86_BUILTIN_PMOVSXBD128): Likewise.
19419 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
19420 (IX86_BUILTIN_PMOVSXWD128): Likewise.
19421 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
19422 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
19423 (IX86_BUILTIN_PMOVZXBW128): Likewise.
19424 (IX86_BUILTIN_PMOVZXBD128): Likewise.
19425 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
19426 (IX86_BUILTIN_PMOVZXWD128): Likewise.
19427 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
19428 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
19429 (IX86_BUILTIN_PMULDQ128): Likewise.
19430 (IX86_BUILTIN_PMULLD128): Likewise.
19431 (IX86_BUILTIN_ROUNDPD): Likewise.
19432 (IX86_BUILTIN_ROUNDPS): Likewise.
19433 (IX86_BUILTIN_ROUNDSD): Likewise.
19434 (IX86_BUILTIN_ROUNDSS): Likewise.
19435 (IX86_BUILTIN_PTESTZ): Likewise.
19436 (IX86_BUILTIN_PTESTC): Likewise.
19437 (IX86_BUILTIN_PTESTNZC): Likewise.
19438 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
19439 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
19440 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
19441 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
19442 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
19443 (bdesc_ptest): New.
19444 (bdesc_sse_3arg): Likewise.
19445 (bdesc_2arg): Likewise.
19446 (bdesc_1arg): Likewise.
19447 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
19449 (ix86_expand_sse_4_operands_builtin): New.
19450 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
19451 smaller than 8 bits as the 2nd arg.
19452 (ix86_expand_sse_ptest): New.
19453 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
19454 (ix86_expand_vector_set): Support SSE4.1.
19455 (ix86_expand_vector_extract): Likewise.
19457 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
19458 __SSE4_1__ for -msse4.1.
19460 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
19461 (UNSPEC_INSERTPS): Likewise.
19462 (UNSPEC_DP): Likewise.
19463 (UNSPEC_MOVNTDQA): Likewise.
19464 (UNSPEC_MPSADBW): Likewise.
19465 (UNSPEC_PHMINPOSUW): Likewise.
19466 (UNSPEC_PTEST): Likewise.
19467 (UNSPEC_ROUNDP): Likewise.
19468 (UNSPEC_ROUNDS): Likewise.
19470 * config/i386/i386.opt (msse4.1): New for SSE4.1.
19472 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
19473 (const_pow2_1_to_32768_operand): Likewise.
19475 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
19478 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
19480 (sse4_1_insertps): Likewise.
19481 (*sse4_1_extractps): Likewise.
19482 (sse4_1_ptest): Likewise.
19483 (sse4_1_mulv2siv2di3): Likewise.
19484 (*sse4_1_mulv4si3): Likewise.
19485 (*sse4_1_smax<mode>3): Likewise.
19486 (*sse4_1_umax<mode>3): Likewise.
19487 (*sse4_1_smin<mode>3): Likewise.
19488 (*sse4_1_umin<mode>3): Likewise.
19489 (sse4_1_eqv2di3): Likewise.
19490 (*sse4_1_pinsrb): Likewise.
19491 (*sse4_1_pinsrd): Likewise.
19492 (*sse4_1_pinsrq): Likewise.
19493 (*sse4_1_pextrb): Likewise.
19494 (*sse4_1_pextrb_memory): Likewise.
19495 (*sse4_1_pextrw_memory): Likewise.
19496 (*sse4_1_pextrq): Likewise.
19497 (sse4_1_blendpd): Likewise.
19498 (sse4_1_blendps): Likewise.
19499 (sse4_1_blendvpd): Likewise.
19500 (sse4_1_blendvps): Likewise.
19501 (sse4_1_dppd): Likewise.
19502 (sse4_1_dpps): Likewise.
19503 (sse4_1_movntdqa): Likewise.
19504 (sse4_1_mpsadbw): Likewise.
19505 (sse4_1_packusdw): Likewise.
19506 (sse4_1_pblendvb): Likewise.
19507 (sse4_1_pblendw): Likewise.
19508 (sse4_1_phminposuw): Likewise.
19509 (sse4_1_extendv8qiv8hi2): Likewise.
19510 (*sse4_1_extendv8qiv8hi2): Likewise.
19511 (sse4_1_extendv4qiv4si2): Likewise.
19512 (*sse4_1_extendv4qiv4si2): Likewise.
19513 (sse4_1_extendv2qiv2di2): Likewise.
19514 (*sse4_1_extendv2qiv2di2): Likewise.
19515 (sse4_1_extendv4hiv4si2): Likewise.
19516 (*sse4_1_extendv4hiv4si2): Likewise.
19517 (sse4_1_extendv2hiv2di2): Likewise.
19518 (*sse4_1_extendv2hiv2di2): Likewise.
19519 (sse4_1_extendv2siv2di2): Likewise.
19520 (*sse4_1_extendv2siv2di2): Likewise.
19521 (sse4_1_zero_extendv8qiv8hi2): Likewise.
19522 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
19523 (sse4_1_zero_extendv4qiv4si2): Likewise.
19524 (*sse4_1_zero_extendv4qiv4si2): Likewise.
19525 (sse4_1_zero_extendv2qiv2di2): Likewise.
19526 (*sse4_1_zero_extendv2qiv2di2): Likewise.
19527 (sse4_1_zero_extendv4hiv4si2): Likewise.
19528 (*sse4_1_zero_extendv4hiv4si2): Likewise.
19529 (sse4_1_zero_extendv2hiv2di2): Likewise.
19530 (*sse4_1_zero_extendv2hiv2di2): Likewise.
19531 (sse4_1_zero_extendv2siv2di2): Likewise.
19532 (*sse4_1_zero_extendv2siv2di2): Likewise.
19533 (sse4_1_roundpd): Likewise.
19534 (sse4_1_roundps): Likewise.
19535 (sse4_1_roundsd): Likewise.
19536 (sse4_1_roundss): Likewise.
19537 (mulv4si3): Don't expand for SSE4.1.
19538 (smax<mode>3): Likewise.
19539 (umaxv4si3): Likewise.
19540 (uminv16qi3): Likewise.
19541 (umin<mode>3): Likewise.
19542 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
19544 * doc/extend.texi: Document SSE4.1 built-in functions.
19546 * doc/invoke.texi: Document -msse4.1.
19548 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
19550 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
19551 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
19552 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
19553 (ASM_SPEC): Add asm_pcrel_spec.
19554 (EXTRA_SPECS): Add asm_pcrel_spec.
19556 2007-05-21 David Daney <ddaney@avtrex.com>
19558 * doc/install.texi (Building a cross compiler): Add requirements
19559 for Java cross compiler.
19561 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19563 PR middle-end/31995
19564 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
19565 Add loopno argument. Use evolution_function_is_invariant_rec_p
19566 instead of evolution_function_is_constant_p.
19567 Update calls to evolution_function_is_affine_multivariate_p.
19568 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
19569 Add loopno argument.
19570 * tree-scalar-evolution.c (gather_chrec_stats): Call
19571 evolution_function_is_affine_multivariate_p with a loop
19573 * tree-data-ref.c (analyze_miv_subscript): Likewise.
19574 (analyze_overlapping_iterations): Likewise.
19575 (access_functions_are_affine_or_constant_p): Likewise.
19576 (build_classic_dist_vector_1): If the access functions
19577 are equal, don't do anything.
19579 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
19580 Paolo Carlini <pcarlini@suse.de>
19581 Uros Bizjak <ubizjak@gmail.com>
19583 * c-cppbuiltin.c (c_cpp_builtins): Define
19584 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
19585 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
19586 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
19587 * doc/cpp.texi ([Standard Predefined Macros]): Document.
19589 2007-05-21 Mike Stump <mrs@apple.com>
19591 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
19593 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
19595 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
19597 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
19598 implementation if __OPTIMIZE__ is not defined.
19599 (_mm_alignr_pi8): Ditto.
19600 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
19601 (_mm_inserti_si64): Ditto.
19602 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
19603 (_mm_slli_epi16): Ditto.
19604 (_mm_slli_epi32): Ditto.
19605 (_mm_slli_epi64): Ditto.
19606 (_mm_srai_epi16): Ditto.
19607 (_mm_srai_epi32): Ditto.
19608 (_mm_srli_si128): Ditto.
19609 (_mm_slli_si128): Ditto.
19610 (_mm_srli_epi16): Ditto.
19611 (_mm_srli_epi32): Ditto.
19612 (_mm_srli_epi64): Ditto.
19613 (_mm_extract_epi16): Ditto.
19614 (_mm_insert_epi16): Ditto.
19615 (_mm_shufflehi_epi16): Ditto.
19616 (_mm_shufflelo_epi16): Ditto.
19617 (_mm_shuffle_epi32): Ditto.
19618 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
19619 (_m_pextrw): Ditto.
19620 (_mm_insert_pi16): Ditto.
19621 (_m_pinsrw): Ditto.
19622 (_mm_shuffle_pi16): Ditto.
19623 (_m_pshufw): Ditto.
19624 (_mm_shufle_ps): Ditto.
19625 (_mm_prefetch): Ditto.
19627 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
19629 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
19630 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
19631 * real.c (encode_i370_single, decode_i370_single,
19632 encode_i370_double, decode_i370_double): Functions removed.
19633 (i370_single_format, i370_double_format): Initializations removed.
19634 (real_maxval, round_for_format, exact_real_truncate, significand_size):
19635 Consider the log2_b field to always be one.
19636 (ieee_single_format, mips_single_format, coldfire_single_format,
19637 ieee_double_format, mips_double_format, coldfire_double_format,
19638 ieee_extended_motorola_format, ieee_extended_intel_96_format,
19639 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
19640 ibm_extended_format, mips_extended_format, ieee_quad_format,
19641 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
19642 decimal_single_format, decimal_double_format, decimal_quad_format,
19643 c4x_single_format, c4x_extended_format, real_internal_format): Remove
19644 initialization of log2_b.
19645 * real.h (i370_single_format, i370_double_format): Declarations
19647 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
19648 field to always be one.
19650 2007-05-21 Andreas Schwab <schwab@suse.de>
19652 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
19653 NOTE_INSN_BASIC_BLOCK_P.
19654 (process_for_unwind_directive): Likewise.
19656 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
19658 * builtins.c (expand_builtin_setjmp_setup): Update comment.
19659 * function.h (struct function): Move va_list_gpr_size,
19660 va_list_fpr_size, function_frequency to front of bitfields. Add
19662 (current_function_calls_unwind_init): New.
19663 * except.c (expand_builtin_unwind_init): Set
19664 current_function_calls_unwind_init not
19665 current_function_has_nonlocal_label.
19666 * reload1.c (has_nonexceptional_receiver): New.
19667 (reload): Use it and current_function_calls_unwind_init to
19668 determine whether call-saved regs must be saved.
19670 2007-05-20 Jan Hubicka <jh@suse.cz>
19672 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
19673 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
19674 * ddg.c (create_ddg): LIkewise.
19675 * final.c (final): Remove hunk moving line number notes around since
19676 they are no longer present at this stage.
19677 (final_scan_insn): Use NOTE_KIND instead of
19678 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
19679 (output_asm_label): Likewise.
19680 * reorg.c (dbr_schedule): Likewise.
19681 * haifa-sched.c (unlink_other_notes): Likewise.
19682 * mode-switching.c (optimize_mode_switching): Likewise.
19683 * graph.c (start_bb): Likewise.
19684 * rtl.def (NOTE): Update description.
19685 * jump.c (squeeze_notes): Delete.
19686 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
19687 NOTE_INSN_BASIC_BLOCK_P when possible.
19688 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
19689 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
19690 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
19691 (dwarf2out_var_location): Likewise.
19692 * cfgbuild.c (make_edges): Likewise.
19693 (find_basic_blocks_1): Likewise.
19694 * function.c (reorder_blocks_1): Likewise.
19695 (epilogue_done): Likewise.
19696 (reposition_prologue_and_epilogue_notes): Likewise.
19697 * print-rtl.c (print_rtx): Likewise; drop code for printing
19699 (print_rtl): Likewise.
19700 (print_rtl_single): Likewise.
19701 * gcse.c (insert_insn_start_bb): Likewise.
19702 * alias.c (init_alias_analysis): Likewise.
19703 * calls.c (fixup_tail_calls): Likewise.
19704 * except.c (sjlj_emit_function_enter): Likewise.
19705 * emit-rtl.c (add_insn_after): Likeiwse.
19706 (emit_label_before): Likewise.
19707 (emit_label_after): Likewise.
19708 (emit_note_before, emit_note_after, emit_note): Update
19709 parameter to be enum insn_note; do not deal with source
19711 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
19712 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
19714 (merge_blocks_move_successor_nojumps): Simplify now when
19715 we don't have BLOCK notes.
19716 (try_optimize_cfg): Likewise.
19717 * cfglayout.c (skip_insns_after_block): Likewise.
19718 (record_effective_endpoints): Likewise.
19719 (duplicate_insn_chain): Likewise.
19720 * varasm.c (output_constant_pool_1): Likewise.
19721 * sched-deps.c (sched_analyze): Likewise.
19722 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
19724 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
19725 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
19726 (SET_INSN_DELETED): Simplify.
19727 (NOTE_LINE_NUMBER): Exterminate.
19728 (NOTE_LINE_KIND): New.
19729 (NOTE_INSN_BASIC_BLOCK_P): Update.
19730 (enum insn_note): Simplify.
19731 (GET_NOTE_INSN_NAME) Simplify.
19732 (emit_note_before, emit_note_after, emit_note): Update prototype.
19733 (squeeze_notes): Remove.
19734 * sched-int.h (NOTE_NOT_BB_P): Update.
19735 * resource.c (mark_target_live_regs): Update.
19736 * sched-rgn.c (debug_dependencies): Update.
19737 * sched-vis.c (print_insn): Update.
19738 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
19739 * config/i386/i386.c (ix86_output_function_epilogue): Update.
19740 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
19741 (TARGET_ADJUST_UNROLL_MAX): Likewise.
19742 (split_branches): Update.
19743 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
19745 (sh_adjust_unroll_max): Exterminate.
19746 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
19747 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
19748 (m68hc11_reorg): Likewise.
19749 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
19750 (emit_predicate_relation_info): Update.
19751 (process_for_unwind_directive): Update.
19752 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
19753 (output_call): Update.
19754 * config/pa/pa.c (output_lbranch): Update.
19755 (output_millicode_call): Update.
19756 (output_call): Update.
19757 (pa_combine_instructions): Update.
19758 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
19759 * config/bfin/bfin.c (gen_one_bundle): Update.
19760 * cfgrtl.c (can_delete_note_p): Update.
19761 (delete_insn): Update.
19762 (rtl_merge_blocks): Update.
19763 (commit_one_edge_insertion): Update.
19764 (rtl_verify_flow_info): Update.
19765 * stmt.c (expand_case): Do not call squeeze_notes.
19767 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19774 * c.opt (Wtype-limits): New.
19775 * doc/invoke.texi (Wtype-limits): Document it.
19776 (Wextra): Enabled by -Wextra.
19777 * c-opts.c (c_common_post_options): Enabled by -Wextra.
19778 * c-common.c (shorten_compare): Warn with Wtype-limits.
19780 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
19782 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
19783 inlined function, not as a macro.
19784 (_mm_alignr_pi8): Ditto.
19785 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
19786 (_mm_inserti_si64): Ditto.
19787 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
19788 (_mm_extract_epi16): Ditto.
19789 (_mm_insert_epi16): Ditto.
19790 (_mm_shufflehi_epi16): Ditto.
19791 (_mm_shufflelo_epi16): Ditto.
19792 (_mm_shuffle_epi32): Ditto.
19793 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
19794 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
19796 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
19798 (_m_to_float): Use C89 compatible assignment.
19800 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
19803 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
19805 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19808 * doc/invoke.texi (Wreturn-type): Complete description.
19809 (Wextra): Delete item about return-type warning.
19810 * c-decl.c: Delete redundant Wextra warning.
19812 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
19815 * config/i386/pmmintrin.h: Do not include xmmintrin.h
19816 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
19817 inlined function, not as a macro.
19818 (_mm_prefetch): Ditto.
19819 (_m_pextrw): Ditto.
19820 (_mm_insert_pi16): Ditto.
19821 (_m_pinsrw): Ditto.
19822 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
19823 (_m_pshufw): Ditto. Add const to __N argument.
19824 (_mm_shufle_ps): Ditto. Add const to __mask argument.
19825 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
19826 (_mm_slli_epi32): Ditto.
19827 (_mm_srli_si128): Implement as always inlined function, not as a
19828 macro. Add __inline to function declaration.
19829 (_mm_slli_si128): Ditto.
19831 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
19833 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
19834 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
19836 (struct fenv): New structure.
19837 (FP_HANDLE_EXCEPTIONS): New define.
19838 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
19839 (_FP_DECL_EXP): New define.
19840 (FP_INIT_ROUNDMODE): New define.
19841 (FP_ROUNDMODE): New define.
19843 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19845 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
19846 (Wconversion): Update description.
19847 (Wconversion-sign): New.
19848 * c.opt (Wconversion-sign): New.
19849 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
19850 means disabled for C++. Otherwise, take the status of Wconversion.
19851 * c-common.c (conversion_warning): Warn with either Wconversion or
19853 (warnings_for_convert_and_check): Conditions are already checked by
19854 conversion_warning.
19855 (convert_and_check): Don't check warnings if the conversion failed.
19857 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
19858 Anatoly Sokolov <aesok@dol.ru>
19860 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
19861 avr_epilogue_uses) : Add declaration.
19862 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
19863 * config/avr/constraints.md (R): New constraint.
19864 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
19865 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
19866 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
19867 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
19868 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
19869 call_prologue_saves, epilogue_restores, return_from_epilogue,
19870 return_from_main_epilogue, return_from_interrupt_epilogue,
19871 return_from_naked_epilogue, prologue, epilogue): New patterns.
19872 (jump): Handle symbol reference.
19873 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
19874 avr_output_function_prologue, avr_output_function_epilogue): Remove
19876 (avr_init_machine_status, expand_prologue, expand_epilogue,
19877 avr_asm_function_end_prologue, avr_epilogue_uses,
19878 avr_asm_function_begin_epilogue): New functions.
19879 (prologue_size, epilogue_size, jump_tables_size): Remove global
19881 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
19882 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
19883 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
19884 (avr_override_options): Initialise init_machine_status.
19885 (output_movhi): Handle all stack pointer loads.
19886 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
19887 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
19888 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
19889 (EPILOGUE_USES) Redefine.
19890 (machine_function) Declare.
19892 2007-05-19 Richard Sandiford <richard@codesourcery.com>
19894 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
19895 Use a single return statement.
19897 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19899 PR middle-end/30250
19900 * builtins.c (do_mpfr_lgamma_r): New.
19901 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
19902 * tree.h (CASE_FLT_FN_REENT): New.
19904 2007-05-18 Geoffrey Keating <geoffk@apple.com>
19906 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
19907 (output_die): Use 'unsigned long' with %x.
19908 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
19909 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
19910 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
19912 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
19914 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
19919 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
19920 true if function has no argument.
19922 2007-05-18 DJ Delorie <dj@redhat.com>
19924 * config/mips/mips.c (mips_offset_within_alignment_p): New.
19925 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
19927 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
19929 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
19930 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
19931 count_trailing_zeros.
19932 (__i386__): Implement count_leading_zeros using __builtin_clz().
19933 Implement count_trailing_zeros usign __builtin_ctz().
19935 2007-05-18 Richard Sandiford <richard@codesourcery.com>
19937 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
19939 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
19941 PR middle-end/31344
19942 * expr.c (emit_move_change_mode): Change mode of push operands here.
19944 2007-05-17 Ian Lance Taylor <iant@google.com>
19946 PR tree-optimization/31953
19947 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
19948 Change all callers.
19949 (set_value_range_to_null): Call set_value_range_to_value.
19950 (extract_range_from_comparison): Likewise.
19952 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19954 * toplev.c (print_version): Output GMP/MPFR version info.
19956 * builtins.c (CASE_MATHFN_REENT): New macro.
19957 (mathfn_built_in): Use it.
19958 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
19959 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
19960 BUILT_IN_LGAMMAL_R): New.
19961 * doc/extend.texi: Document new builtins.
19963 PR middle-end/31796
19964 * builtins.c (do_mpfr_remquo): New.
19965 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
19966 (fold_builtin_3): Handle BUILT_IN_REMQUO.
19968 PR middle-end/30251
19969 * builtins.c (fold_builtin_1): Handle y0, y1.
19970 (fold_builtin_2): Handle yn.
19972 PR middle-end/30251
19973 * builtins.c (do_mpfr_bessel_n): New.
19974 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
19975 (fold_builtin_2): Handle BUILT_IN_JN.
19977 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
19980 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
19981 TYPE_PRECISION (intmax_type_node).
19983 2007-05-17 Steve Ellcey <sje@cup.hp.com>
19986 * reload.c (subst_reloads): Remove checking.
19988 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
19990 PR rtl-optimization/31691
19991 * combine.c (simplify_set): Build a new src pattern instead of
19992 substituting its operands in the COMPARE case.
19994 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
19996 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
19997 (execute_vrp): Preserve loops through jump threading.
19998 * tree-ssa-threadupdate.c (thread_single_edge,
19999 dbds_continue_enumeration_p, determine_bb_domination_status,
20000 thread_through_loop_header): New functions.
20001 (create_edge_and_update_destination_phis,
20002 create_edge_and_update_destination_phis): Set loops for the new blocks.
20003 (prune_undesirable_thread_requests): Removed.
20004 (redirect_edges): Do not pretend that redirect_edge_and_branch can
20006 (thread_block): Do not call prune_undesirable_thread_requests.
20008 (mark_threaded_blocks): Select edges to thread here.
20009 (thread_through_all_blocks): Take may_peel_loop_headers argument.
20010 Thread edges through loop headers independently.
20011 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
20012 * tree-pass.h (TODO_mark_first_instance): New.
20013 (first_pass_instance): Declare.
20014 * cfghooks.c (duplicate_block): Put the block to the original loop
20015 if copy is not specified.
20016 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
20017 jump threading. Pass may_peel_loop_headers to
20018 thread_through_all_blocks according to first_pass_instance.
20019 * cfgloop.h (create_preheader): Declare.
20020 * tree-flow.h (thread_through_all_blocks): Declaration changed.
20021 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
20022 * passes.c (first_pass_instance): New variable.
20023 (next_pass_1): Set TODO_mark_first_instance.
20024 (execute_todo): Set first_pass_instance.
20026 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
20028 PR tree-optimization/24659
20029 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
20030 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
20031 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
20032 OTI_vec_pack_ufix_trunc.
20033 (vec_unpacks_float_hi_optab): Define new macro.
20034 (vec_unpacks_float_lo_optab): Ditto.
20035 (vec_unpacku_float_hi_optab): Ditto.
20036 (vec_unpacku_float_lo_optab): Ditto.
20037 (vec_pack_sfix_trunc_optab): Ditto.
20038 (vec_pack_ufix_trunc_optab): Ditto.
20039 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
20040 and vec_pack_[s|u]fix_trunc_optab using
20041 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
20042 * tree-vectorizer.c (supportable_widening_operation): Handle
20043 FLOAT_EXPR and CONVERT_EXPR. Update comment.
20044 (supportable_narrowing_operation): New function.
20045 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
20046 * tree-vect-transform.c (vectorizable_conversion): Handle
20047 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
20048 (vect_gen_widened_results_half): Move before vectorizable_conversion.
20049 (vectorizable_type_demotion): Call supportable_narrowing_operation()
20050 to check for target support.
20051 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
20052 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
20053 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
20054 for VEC_PACK_FIX_TRUNC_EXPR.
20055 (expand_binop): Special case mode of the result for
20056 vec_pack_[u|s]fix_trunc_optab.
20057 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
20058 vec_pack_[u|s]fix_trunc_optab.
20060 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
20061 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
20062 * tree-pretty-print.c (dump_generic_node): Handle
20063 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
20064 VEC_PACK_FIX_TRUNC_EXPR.
20066 * expr.c (expand_expr_real_1): Ditto.
20067 * tree-inline.c (estimate_num_insns_1): Ditto.
20068 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
20070 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
20071 (vec_unpacks_float_lo_v8hi): Ditto.
20072 (vec_unpacku_float_hi_v8hi): Ditto.
20073 (vec_unpacku_float_lo_v8hi): Ditto.
20074 (vec_unpacks_float_hi_v4si): Ditto.
20075 (vec_unpacks_float_lo_v4si): Ditto.
20076 (vec_pack_sfix_trunc_v2df): Ditto.
20078 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
20080 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
20081 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
20082 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
20083 [vec_pack_ufix_trunc]: Ditto.
20084 [vec_unpacks_float_hi]: Ditto.
20085 [vec_unpacks_float_lo]: Ditto.
20086 [vec_unpacku_float_hi]: Ditto.
20087 [vec_unpacku_float_lo]: Ditto.
20089 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
20091 * soft-fp/README: Update for new files.
20092 * soft-fp/floattisf.c: New file.
20093 * soft-fp/floattidf.c: New file.
20094 * soft-fp/floattitf.c: New file.
20095 * soft-fp/floatuntisf.c: New file.
20096 * soft-fp/floatuntidf.c: New file.
20097 * soft-fp/floatuntitf.c: New file.
20098 * soft-fp/fixsfti.c: New file.
20099 * soft-fp/fixdfti.c: New file.
20100 * soft-fp/fixtfti.c: New file.
20101 * soft-fp/fixunssfti.c: New file.
20102 * soft-fp/fixunsdfti.c: New file.
20103 * soft-fp/fixunstfti.c: New file.
20104 * soft-fp/extendxftf.c: New file.
20105 * soft-fp/trunctfxf.c: New file.
20107 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
20108 (__trunctfxf2): Ditto.
20110 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
20111 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
20112 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
20113 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
20114 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
20115 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
20117 * config/i386/t-fprules-softfp64: New file.
20118 * config/i386/sfp-machine.h: New file.
20119 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
20120 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
20121 and soft-fp/t-softfp to tmake_file.
20122 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
20123 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
20125 * config/i386/t-linux64 (softfp_wrap_start): New.
20126 (softfp_wrap_end): New.
20127 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
20128 supported for TARGET_64BIT.
20130 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
20132 * c-common.c (c_common_signed_or_unsigned_type): Emulate
20133 c_common_unsigned_type behavior.
20135 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
20137 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
20140 2007-05-16 Eric Christopher <echristo@apple.com>
20142 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
20143 saving after stack push. Set sp_offset whenever we push.
20144 (rs6000_emit_epilogue): Move altivec register restore before
20147 2007-05-16 Richard Sandiford <richard@codesourcery.com>
20149 * configure.ac: Allow sysroots to be relocated under $prefix as
20150 well as $exec_prefix.
20151 * configure: Regenerate.
20153 2007-05-16 Richard Sandiford <richard@codesourcery.com>
20157 2007-05-12 Richard Sandiford <richard@codesourcery.com>
20159 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
20160 (gcc_tooldir): Likewise.
20161 * configure: Regenerate.
20162 * Makefile.in (libsubdir_to_prefix): New variable, based on the
20163 old configure.ac gcc_tooldir setting.
20164 (prefix_to_exec_prefix): New variable.
20165 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
20166 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
20168 2007-05-14 Janis Johnson <janis187@us.ibm.com>
20170 * c-typeck.c (build_binary_op): Return early for error.
20172 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
20174 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
20175 struct nb_iter_bound.
20176 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
20177 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
20178 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
20179 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
20180 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
20181 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
20182 (del_scev_info): Use ggc_free.
20183 (scev_initialize): Allocate scalar_evolution_info in gc memory.
20184 * loop-init.c: Include ggc.h.
20185 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
20186 (loop_optimizer_finalize): Use ggc_free.
20187 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
20188 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
20189 pass_iv_optimize): Add TODO_ggc_collect.
20190 * function.h (struct function): Remove skip marker from
20192 * cfgloop.c: Include ggc.h.
20193 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
20195 (establish_preds): Vector superloops is gc allocated.
20196 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
20198 (flow_loops_find): Vector larray is gc allocated.
20199 (loop_exit_free): Use ggc_free.
20200 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
20201 that head of exits list is now not a part of struct loop.
20202 (record_loop_exits): Allocate exits table in gc memory.
20203 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
20204 that head of exits list is now not a part of struct loop.
20205 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
20206 struct loop_exit): Add GTY marker.
20207 (struct loop): Add GTY marker. Make superloops vector gc allocated.
20208 Add skip marker to aux field. Make head of exits list a separate
20210 (struct loops): Add GTY marker. Make larray vector gc allocated.
20211 Add param marker to exits table.
20212 (get_loops): Type changed.
20213 * Makefile.in (tree-scalar-evolution.o): Add
20214 gt-tree-scalar-evolution.h dependency.
20215 (cfgloop.o, loop-init.o): Add ggc.h dependency.
20216 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
20217 * basic-block.h (struct basic_block_def): Remove skip marker from
20220 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
20222 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
20223 of 0 in the call to expand_expr().
20224 (expand_builtin_mathfn_3): Ditto.
20225 (expand_builtin_interclass_mathfn): Ditto.
20226 (expand_builtin_cexpi): Ditto.
20227 (expand_builtin_int_roundingfn): Ditto.
20228 (expand_builtin_int_roundingfn_2): Ditto.
20229 (expand_builtin_pow): Ditto.
20230 (expand_builtin_powi): Ditto.
20231 (expand_builtin_bswap): Ditto.
20232 (expand_builtin_unop): Ditto.
20233 (expand_builtin_fabs): Ditto.
20234 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
20235 the call to expand_expr().
20236 (expand_builtin_sync_operation): Ditto.
20237 (expand_builtin_compare_and_swap): Ditto.
20238 (expand_builtin_lock_test_and_set): Ditto.
20239 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
20240 instead of 0 in the call to expand_expr().
20241 (expand_builtin_extract_return_addr): Ditto.
20242 (expand_builtin_eh_return): Ditto.
20243 (expand_eh_return): Ditto.
20244 * explow.c (expr_size): Ditto.
20245 * expr.c (optimize_bitfield_assignment_op): Ditto.
20246 (expand_assignement): Ditto.
20247 (store_expr): Ditto.
20248 (store_field): Ditto.
20249 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
20250 the call to expand_expr().
20251 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
20252 in the call to expand_expr().
20253 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
20254 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
20255 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
20257 * optabs.c (expand_vec_shift_expr): Ditto.
20258 (expand_vec_cond_expr): Ditto.
20259 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
20260 call to expand_expr().
20261 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
20262 in the call to expand_expr().
20264 2007-05-14 Dave Korn <dave.korn@artimi.com>
20266 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
20268 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
20270 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
20271 instead of c_common_unsigned_type.
20272 (c_common_unsigned_type): Remove.
20273 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
20274 c_common_unsigned_type.
20275 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
20276 c_common_unsigned_type.
20277 * c-common.h (c_common_unsigned_type): Remove.
20278 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
20279 c_common_unsigned_type.
20280 * c-format.c (check_format_types): Use unsigned_type_for instead of
20281 c_common_unsigned_type.
20282 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
20283 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
20284 of c_common_unsigned_type.
20285 * convert.c (convert_to_integer): Use unsigned_type_for instead of
20286 lang_hooks.types.unsigned_type.
20287 * expmed.c (make_tree): Use unsigned_type_for instead of
20288 lang_hooks.types.unsigned_type.
20289 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
20290 lang_hooks.types.unsigned_type.
20291 (build_range_check): Likewise.
20292 (fold_unary): Likewise.
20293 (fold_binary): Likewise.
20294 (fold_ternary): Likewise.
20295 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
20296 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
20297 * tree.c (get_unsigned_type): New.
20298 (unsigned_type_for): Use get_unsigned_type instead of
20299 lang_hooks.types.unsigned_type.
20301 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
20303 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
20304 to m68k_get_function_kind. Update its prototype.
20305 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
20307 (m68k_interrupt_function_p): Return enum m68k_function_type
20308 instead of bool. Rename to m68k_get_function_kind.
20309 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
20310 target is not fido.
20311 (m68k_compute_frame_layout): Don't mark any register for save
20312 if an interrupt_thread attribute is specified.
20313 (m68k_hard_regno_rename_ok): Update a use of
20314 m68k_interrupt_function_p.
20315 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
20316 m68k_interrupt_function_p.
20317 (m68k_function_type): New.
20318 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
20319 for a function with an interrupt_thread attribute.
20320 * doc/extend.texi: Document the interrupt_thread attribute.
20322 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
20324 Fix PR tree-optimization/31911
20325 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
20326 if they didn't change the expression.
20328 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
20330 * tree-scalar-evolution.c (resolve_mixers): Exported.
20331 * tree-scalar-evolution.h (resolve_mixers): Declare.
20332 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
20333 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
20334 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
20335 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
20336 init_array_ref, init_pointer_ref, analyze_indirect_ref,
20337 strip_conversion, analyze_offset_expr, address_analysis,
20338 object_analysis, analyze_offset): Removed.
20339 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
20340 split_constant_offset, canonicalize_base_object_address,
20341 object_address_invariant_in_loop_p, disjoint_objects_p,
20342 dr_may_alias_p, dr_address_invariant_p): New functions.
20343 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
20344 and dr_analyze_alias.
20345 (initialize_data_dependence_relation): Use dr_may_alias_p
20346 and object_address_invariant_in_loop_p.
20347 (compute_self_dependence): Handle the case when
20348 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
20349 (find_data_references_in_stmt): Restrict the analysis of data
20350 references to the given loop nest.
20351 (find_data_references_in_loop): Made static. Pass loop nest to
20352 find_data_references_in_stmt.
20353 (compute_data_dependences_for_loop): Use DR_VOPS.
20354 (free_data_ref): Free DR_VOPS.
20355 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
20356 (struct innermost_loop_behavior): ... new.
20357 (struct base_object_info): Replaced by ...
20358 (struct indices): ... new.
20359 (struct dr_alias): New.
20360 (enum data_ref_type): Removed.
20361 (struct data_reference): Consist of struct innermost_loop_behavior,
20362 struct indices and struct dr_alias.
20363 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
20364 (DR_MEMTAG): Renamed to ...
20365 (DR_SYMBOL_TAG): ... this.
20366 (find_data_references_in_loop): Declaration removed.
20367 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
20368 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
20369 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
20370 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
20372 2007-05-13 Revital Eres <eres@il.ibm.com>
20374 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
20375 which walks virtual def-use chains to find redundant stores.
20376 (dse_optimize_stmt): Call it.
20378 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
20380 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
20381 * passes.c (init_optimization_passes): Move pass_jump_bypass
20384 * basic-block.h (bb_has_eh_pred): Fix style issue.
20386 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
20388 PR rtl-optimization/31848
20389 * loop-invariant.c (move_invariant_reg): If we move an insn
20390 with a REG_EQUAL note, and that insn is not always executed,
20391 remove the REG_EQUAL note.
20393 2007-05-12 Richard Guenther <rguenther@suse.de>
20395 PR tree-optimization/31797
20396 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
20397 propagate into a stmt that has volatile ops.
20399 2007-05-12 Richard Sandiford <richard@codesourcery.com>
20401 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
20402 (gcc_tooldir): Likewise.
20403 * configure: Regenerate.
20404 * Makefile.in (libsubdir_to_prefix): New variable, based on the
20405 old configure.ac gcc_tooldir setting.
20406 (prefix_to_exec_prefix): New variable.
20407 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
20408 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
20410 2007-05-11 Silvius Rus <rus@google.com>
20412 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
20413 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
20414 * c-common.h (strict_aliasing_warning): Change return type.
20415 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
20416 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
20417 (build_c_cast): Condition call to strict_aliasing_warning.
20418 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
20419 * flags.h (set_Wstrict_aliasing): Declare.
20420 * opts.c (set_Wstrict_alising): Define, add call to.
20421 * tree-flow.h (strict_aliasing_warning_backend): Declare.
20422 * tree-ssa-alias-warnings.c: New file.
20423 * tree-ssa-alias.c (compute_may_aliases): Add call to
20424 strict_aliasing_warning_backend.
20426 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
20428 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
20429 Use loop_depth and loop_outer accessor functions.
20430 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
20431 determine_invariantness_stmt, move_computations_stmt): Ditto.
20432 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
20433 add_loop, loopify, unloop, fix_loop_structure): Ditto.
20434 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
20435 * tree-scalar-evolution.c (interpret_loop_phi,
20436 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
20437 instantiate_parameters_1, scev_const_prop): Ditto.
20438 * cfghooks.c (make_forwarder_block): Ditto.
20439 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
20440 * modulo-sched.c (loop_canon_p): Ditto.
20441 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
20442 slpeel_can_duplicate_loop_p): Ditto.
20443 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
20444 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
20445 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
20446 cancel_loop, verify_loop_structure): Ditto.
20447 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
20448 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
20449 superloops vector instead of "pred" array.
20450 (establish_preds): Take father loop as an argument. Initialize the
20452 (flow_loop_tree_node_add): Pass father loop to establish_preds.
20453 Do not initialize loop->outer.
20454 (flow_loop_tree_node_remove): Truncate the superloops vector.
20455 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
20456 "pred" merged to "superloops" vector.
20457 (loop_depth, loop_outer): New.
20458 (fel_init): Use loop_outer.
20460 2007-05-11 Jan Hubicka <jh@suse.cz>
20462 * cgraphunit.c: Include gt-cgraphunit.h
20463 (static_ctors, static_dtors): New static vars.
20464 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
20465 based on implementation in c-common.c
20466 (cgraph_finalize_function): Call record_cdtor_fn.
20467 (cgraph_optimize): Call cgraph_build_cdtor_fns.
20468 * decl.c (finish_function): Do not call c_record_cdtor_fn.
20469 (c_write_global_declarations): Do not call c_build_cdtor_fns.
20470 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
20471 build_cdtor, c_build_cdtor_fns): Remove.
20472 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
20473 c_build_cdtor_fns): Remove prototype.
20475 2007-05-11 Paolo Carlini <pcarlini@suse.de>
20478 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
20479 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
20480 * builtins.c (fold_builtin_memchr): New.
20481 (expand_builtin_memchr): Call the latter.
20482 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
20483 * doc/extend.texi ([Other built-in functions provided by GCC]):
20486 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
20488 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
20489 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
20490 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
20491 PFPO_OP1_TYPE_SHIFT): Constants added.
20492 (DFP_ALL): Mode macro defined.
20493 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
20494 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
20495 Insn definitions added.
20496 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
20497 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
20500 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
20502 PR tree-optimization/31885
20503 * tree-chrec.c (chrec_contains_undetermined): Do not consider
20504 NULL_TREE to be undetermined.
20505 (automatically_generated_chrec_p): Return false for NULL.
20507 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
20509 * config/bfin/bfin.h (MOVE_RATIO): Define.
20511 2007-05-10 Richard Sandiford <richard@codesourcery.com>
20513 * config.gcc (sparc-wrs-vxworks): New target.
20514 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
20515 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
20516 * config/sparc/sparc.h: Include vxworks-dummy.h.
20517 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
20518 include LABEL_REFs too.
20519 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
20520 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
20522 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
20524 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
20525 (sparc_emit_call_insn): New function.
20526 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
20527 functions when generating VxWorks PIC.
20528 * config/sparc/sparc.md (vxworks_load_got): New pattern.
20529 (call, call_value): Use sparc_emit_call_insn instead of
20532 2007-05-09 Bob Wilson <bob.wilson@acm.org>
20534 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
20536 2007-05-09 Bob Wilson <bob.wilson@acm.org>
20538 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
20539 for floating-point values if HOST_BITS_PER_LONG > 32. Use
20540 split_double instead of operand_subword.
20542 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
20544 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
20545 * config/bfin/bfin.c (bfin_local_alignment): New function.
20546 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
20548 2007-05-08 Chao-ying Fu <fu@mips.com>
20550 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
20551 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
20552 (smsub_widen_optab, umsub_widen_optab): Define.
20553 * optabs.c (init_optabs): Initialize smsub_widen_optab and
20555 * genopinit.c (optabs): Fill in smsub_widen_optab and
20557 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
20558 and umsub_widen_optab to implement multiply-subtract sequences.
20559 * config/mips/mips.md (*msac<u>_di): Rename to...
20560 (<u>msubsidi4): ...this. Extend condition to include
20561 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
20562 of operand 0 to "ka" and use the three-operand form of msub<u>
20564 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
20567 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
20569 PR rtl-optimization/28011
20570 * reload.c (push_reload): Set dont_share if IN appears in OUT
20571 also when IN is a PLUS rtx.
20572 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
20575 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
20577 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
20578 call unshare_all_decls.
20579 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
20580 (unshare_all_decls): Remove.
20582 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
20585 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
20588 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
20589 Nigel Stephens <nigel@mips.com>
20591 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
20592 Update comments and all uses.
20593 (MIN_FPRS_PER_FMT): Define.
20594 * config/mips/mips.c (function_arg): Fix to correctly handle
20595 the -mips32r2 -mfp64 -mabi=32 case.
20596 (override_options): Enable use of odd-numbered registers for
20597 SFmode values on MIPS32.
20598 (mips_save_reg_p): Save whole floating-point register pair if
20599 either half is used.
20600 (compute_frame_size): Fix comment.
20602 2007-05-08 Jie Zhang <jie.zhang@analog.com>
20604 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
20605 argument of type bool.
20606 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
20607 argument. Safely select temporary P register according to it.
20608 (do_link): Change call site of add_to_reg accordingly.
20609 (do_unlink): Add epilogue_p as a fourth argument and pass it
20611 (expand_interrupt_handler_epilogue): Change call of do_unlink
20613 (bfin_expand_prologue): Add a third argument sibcall_p.
20614 * config/bfin/bfin.md (epilogue): Change call of
20615 bfin_expand_epilogue accordingly.
20616 (sibcall_epilogue): Likewise.
20617 (eh_return_internal): Likewise.
20619 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
20620 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
20621 * config/bfin/bfin.c (bfin_handle_option): Handle
20622 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
20623 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
20624 Support bf534, bf536 and bf561.
20625 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
20627 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
20630 * config/i386/i386.c (ix86_function_regparm): Process local
20631 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
20633 2007-05-07 Mike Stump <mrs@apple.com>
20635 * doc/invoke.texi (Warning Options): Document that -Wempty-body
20636 also checks for and while statements in C++.
20638 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
20640 * gcc.c (at_file_supplied): New variable.
20641 (main): Set it if we expanded argv.
20642 (do_spec_1): Pass an @-file to the linker if we were called with
20643 an @-file argument and HAVE_GNU_LD.
20644 * collect2.c (at_file_supplied): New variable.
20645 (response_file): New variable.
20646 (collect_exit): Unlink response_file if necessary.
20647 (handler): Likewise.
20648 (do_wait): Likewise.
20649 (main): Set at_file_supplied if we expanded argv.
20650 (collect_execute): Pass an @-file to subprocesses if we were called
20651 with an @-file argument.
20652 * configure.ac: Add define for HAVE_GNU_LD.
20653 * configure: Regenerate.
20654 * config.in: Regenerate.
20656 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
20658 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
20659 operand to HI mode.
20664 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
20666 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
20667 (TARGET_ENCODE_SECTION_INFO): Re-define.
20668 (m32c_encode_section_info): New
20669 (function_vector_handler): New
20670 (current_function_special_page_vector): New
20671 (m32c_special_page_vector_p): New.
20672 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
20674 * config/m32c/jump.md: Added instruction JSRS for functions
20675 with attribute "function_vector".
20676 * doc/extend.texi (function_vector): Added description
20677 for M16C, M32C targets.
20679 2007-05-07 DJ Delorie <dj@redhat.com>
20682 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
20683 ashrpsi3, lshrpsi3): Update shift count constraint.
20685 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
20686 Nathan Froyd <froydnj@codesourcery.com>
20689 * c-incpath.c (add_path): Strip trailing path separators.
20691 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
20693 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
20694 Free dominance info before purging EH edges.
20695 (eliminate_degenerate_phis): Likewise.
20696 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
20698 2007-05-07 Jan Hubicka <jh@suse.cz>
20700 * gimplify.c (gimplify_expr): Do not crash when folding
20701 (void *)(int)&a + 4.
20703 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
20706 * c-opts.c (lang_fortran): Make it non static.
20707 * c-common.h (lang_fortran): New prototype.
20708 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
20709 -lang-fortran option was passed by the driver.
20711 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
20713 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
20714 of ASSERT_CHECKING. Tweak message.
20716 2007-05-06 Revital Eres <eres@il.ibm.com>
20719 * loop-unroll.c (insert_var_expansion_initialization):
20720 Initialize the expansions with -zero instead of +zero.
20722 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
20724 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
20725 into pic and non-pic versions. Mark r19 as used for
20726 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
20727 for tgd_load, tld_load and tie_load .
20728 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
20729 version of tgd_load, tld_load and tie_load depending on the
20732 2007-05-04 Ulrich Drepper <drepper@redhat.com>
20733 Jakub Jelinek <jakub@redhat.com>
20735 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
20736 (__do_global_dtors_aux): Use more paranoid loop to run
20737 destructors if HIDDEN_DTOR_LIST_END.
20738 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
20740 2007-05-04 Jakub Jelinek <jakub@redhat.com>
20742 * varasm.c (align_variable): Don't increase alignment for
20743 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
20744 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
20746 2007-05-04 Josh Conner <jconner@apple.com>
20748 * basic-block.h (cdi_direction): Assign values to all enumeration
20750 (dom_computed): Remove.
20751 (dom_info_state): New.
20752 (set_dom_info_availability): New.
20753 * tree-ssa-loop-im.c (determine_invariantness): Initialize
20754 walk_data.dom_direction.
20755 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
20756 instead of dom_computed[].
20757 (split_edge): Likewise.
20758 (create_basic_block): Likewise.
20759 (merge_blocks): Likewise.
20760 * ifcvt.c (find_if_header): Likewise.
20761 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
20762 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
20763 * tree-ssa.c (verify_ssa): Likewise.
20764 * tree-cfg.c (tree_verify_flow_info): Likewise.
20765 (remove_edge_and_dominated_blocks): Likewise.
20766 * dominance.c (dom_computed): Make static.
20767 (calc_dfs_tree_nonrec): Change third param to a bool.
20768 (calc_dfs_tree): Change second param to a bool.
20769 (calc_idioms): Change second param to a bool. Use
20770 dom_convert_dir_to_idx.
20771 (init_dom_info): Validate dir before using.
20772 (dom_convert_dir_to_idx): New.
20773 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
20774 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
20775 (free_dominance_info): Use dom_convert_dir_to_idx.
20776 (get_immediate_dominator): Likewise.
20777 (set_immediate_dominator): Likewise.
20778 (get_dominated_by): Likewise.
20779 (redirect_immediate_dominators): Likewise.
20780 (nearest_common_denominator): Likewise.
20781 (dominated_by_p): Likewise.
20782 (bb_dom_dfs_in): Likewise.
20783 (bb_dom_dfs_out): Likewise.
20784 (recount_dominator): Likewise.
20785 (iterate_fix_dominators): Likewise.
20786 (add_to_dominance_info): Likewise.
20787 (delete_from_dominance_info): Likewise.
20788 (first_dom_son): Likewise.
20789 (next_dom_son): Likewise.
20790 (dom_info_available_p): Likewise.
20791 (dom_info_state): New.
20792 (set_dom_info_availability): New.
20794 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
20796 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
20798 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
20800 2007-05-04 Bob Wilson <bob.wilson@acm.org>
20802 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
20803 (subdi3, subdi_carry): Delete.
20805 2007-05-04 Jan Hubicka <jh@suse.cz>
20806 Richard Guenther <rguenther@suse.de>
20808 * opts.c (decode_options): Do not fiddle with inlining
20809 parameters in case of optimizing for size.
20810 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
20811 for size do nothing.
20812 (cgraph_decide_inlining_of_small_function): When optimizing for
20813 size never inline functions increasing caller size.
20814 (cgraph_early_inlining): Inline for size when optimizing for size.
20816 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
20818 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
20819 logical operations piecewise.
20820 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
20821 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
20822 subdi_sesidi_di): Delete.
20823 (add_with_carry): Produce carry in CC instead of a DREG to shorten
20824 the generated sequence. Allow three-reg add in constraints. Rewrite
20825 the rtl expression for carry to avoid zero_extend of a constant.
20826 (sub_with_carry): New pattern.
20827 (adddi3, subdi3): Change into define_expand. For subtract, generate a
20828 different sequence not involving jumps.
20829 (notbi): Now a named pattern.
20831 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
20833 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
20834 Add the note about a significant loss of accuracy of some
20835 mathematical routines when these options are used.
20837 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20839 * haifa-sched.c (rtx_vec_t): New typedef.
20840 (contributes_to_priority_p): Extract piece of priority () into new
20842 (priority): Use the function. Add assertion.
20843 (rank_for_schedule, set_priorities): Add assertion to check that
20844 insn's priority is initialized.
20845 (clear_priorities, calc_priorities): Change signature. Make it update
20846 all relevant insns. Update all callers ('add_to_speculative_block ()'
20847 and 'create_block_check_twin ()').
20848 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
20849 Add new field 'priority_status'.
20850 (INSN_PRIORITY_STATUS): New macro.
20851 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
20853 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20855 * sched-ebb.c (debug_ebb_dependencies): New static function.
20856 (init_ready_list): Use it.
20858 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
20859 with changed signature and 'debug_rgn_dependencies ()'.
20860 (debug_rgn_dependencies): New static function.
20861 (init_ready_list): Use it.
20863 * sched-int.h (debug_dependencies): Declare.
20865 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
20867 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
20869 2007-05-04 Dirk Mueller <dmueller@suse.de>
20871 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
20873 2007-05-03 Jan Hubicka <jh@suse.cz>
20875 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
20876 ((T1)X op (T1)Y), for pointer type in more cases than before.
20878 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
20880 * tree-object-size.c (plus_expr_object_size): When operand size is
20881 unknown, return unknown.
20883 2007-05-03 Dirk Mueller <dmueller@suse.de>
20885 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
20887 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
20890 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
20892 2007-05-03 Janis Johnson <janis187@us.ibm.com>
20894 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
20896 2007-05-03 Joseph Myers <joseph@codesourcery.com>
20898 * config/soft-fp/double.h, config/soft-fp/extended.h,
20899 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
20900 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
20901 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
20902 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
20905 2007-05-03 Ian Lance Taylor <iant@google.com>
20907 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
20908 MASK_PPC_GFXOPT for 8540 or 8548.
20910 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
20912 * tree-vect-transform.c (vect_update_inits_of_drs): Use
20913 vect_print_dump_info() to output debug information.
20915 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
20918 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
20919 operands of size 2 when operand is not MEM_P.
20921 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
20923 PR tree-optimization/30565
20924 * lambda-code.c (perfect_nestify): Fix updating of dominators.
20926 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
20928 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
20929 (umulsi3_highpart): Use them.
20930 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
20931 for final accumulator to D regisster tranfser.
20933 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
20935 PR tree-optimization/31699
20936 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
20938 (vect_enhance_data_refs_alignment): Compute peel amount using
20939 TYPE_VECTOR_SUBPARTS instead of vf.
20940 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
20942 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
20945 * system.h: Remove inclusion of double-int.h
20946 * tree.h: Include double-int.h
20947 * gengtype.c: Likewise
20948 * cfgloop.h: Likewise
20949 * Makefile.in: Adjust dependencies on double-int.h
20951 2007-05-02 Eric Christopher <echristo@apple.com>
20953 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
20954 -shared to -Zdynamiclib.
20956 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
20959 * c-common.c (strip_pointer_or_array_types): New function.
20960 * c-common.h (strip_pointer_or_array_types): New function declaration.
20962 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
20964 PR tree-optimization/31771
20965 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
20967 2007-05-02 Paul Brook <paul@codesourcery.com>
20969 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
20971 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
20973 PR middle-end/29715
20974 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
20977 2007-05-02 Nick Clifton <nickc@redhat.com>
20979 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
20981 2007-05-02 Richard Guenther <rguenther@suse.de>
20983 PR tree-optimization/31146
20984 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
20985 argument, single_use_p. If we have a single use that is
20986 a conversion to the definition rhs type, propagate that rhs.
20987 (forward_propagate_addr_expr): Pass single_use_p argument
20988 to forward_propagate_addr_expr_1.
20990 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
20992 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
20995 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20997 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
20998 'AMD Family 10 core'.
21000 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21002 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
21003 and athlon64-sse3 as improved versions of k8, opteron and athlon64
21004 with SSE3 instruction set support.
21005 * doc/invoke.texi: Likewise.
21007 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21009 * config/i386/i386.c (override_options): Tuning 32-byte loop
21010 alignment for amdfam10 architecture. Increasing the max loop
21011 alignment to 24 bytes.
21013 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
21015 * config/m68k/constraints.md: New.
21016 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
21017 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
21018 EXTRA_CONSTRAINT): Remove.
21019 * config/m68k/m68k.md: Include constraints.md.
21020 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
21022 2007-05-01 Ian Lance Taylor <iant@google.com>
21024 PR tree-optimization/31739
21025 * tree-vrp.c (vrp_val_is_max): New static function.
21026 (vrp_val_is_min): New static function.
21027 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
21029 (set_value_range): Use vrp_val_is_{max,min}.
21030 (extract_range_from_assert): Likewise.
21031 (extract_range_from_binary_expr): Likewise.
21032 (extract_range_from_unary_expr): Likewise.
21033 (dump_value_range, vrp_meet): Likewise.
21034 (vrp_visit_phi_node): Likewise.
21035 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
21037 2007-05-01 Mark Mitchell <mark@codesourcery.com>
21039 * config/i386/gmon-sol2.c (size_t): New type.
21040 (intptr_t): Likewise.
21041 (s_textsize): Declare as size_t.
21043 (monstartup): Use size_t for sizes.
21044 (_mcount): Save and restore registers.
21045 (internal_mcount): Pass 0 as the first argument to monstartup
21047 (moncontrol): Convert pointer to appropriately sized integer
21048 before passing to profil.
21050 2007-05-01 Joseph Myers <joseph@codesourcery.com>
21052 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
21053 __NO_FPRS__, not just if _SOFT_DOUBLE.
21054 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
21055 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
21056 also for E500 double.
21057 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
21058 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
21061 2007-05-01 Richard Guenther <rguenther@suse.de>
21063 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
21066 2007-05-01 Joseph Myers <joseph@codesourcery.com>
21068 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
21070 2007-05-01 Jan Hubicka <jh@suse.cz>
21072 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
21075 2007-05-01 Jan Hubicka <jh@suse.cz>
21077 * tree.h (maybe_fold_offset_to_component_ref): Remove.
21078 (maybe_fold_offset_to_reference): Declare.
21079 * fold-const.c (fold_unary): Do not fold
21080 (type *)&A into &A->field_of_type_and_offset_0
21081 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
21082 size is unknown, give up.
21083 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
21085 (maybe_fold_offset_to_reference): New.
21086 (maybe_fold_stmt_indirect): Use it.
21087 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
21088 * gimplify.c (gimplify_conversion): Canonicalize conversions to
21090 (gimplify_expr): Likewise for plus_expr.
21092 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
21094 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
21095 bsi_after_labels. Always insert statements before bsi.
21096 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
21097 * predict.c (apply_return_prediction): Check for empty blocks.
21098 * cfgexpand.c (lab_rtx_for_bb): New variable.
21099 (label_rtx_for_bb): Do not create new tree labels.
21100 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
21101 (tree_expand_cfg): Initialize lab_rtx_for_bb.
21102 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
21104 (label_for_bb): Add field used.
21105 (update_eh_label, main_block_label): Mark the label used.
21106 (cleanup_dead_labels): Remove unused labels.
21108 2007-05-01 Richard Guenther <rguenther@suse.de>
21110 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
21111 if it is not about to be set.
21112 (get_value_range): Do not pre-allocate equiv bitmap.
21113 (update_value_range): No need to clear equiv field.
21114 (add_equivalence): Change prototype to get bitmap pointer.
21115 Allocate bitmap here if it is not already.
21116 (extract_range_from_assert): Do not allocate bitmap here.
21117 Update callers to add_equivalence.
21118 (extract_range_from_ssa_name): Likewise.
21119 (get_vr_for_comparison): New static helper.
21120 (compare_name_with_value): Handle NULL equiv bitmap by
21121 peeling the first iteration of the comparison loop.
21122 Use get_vr_for_comparison.
21123 (compare_names): Handle NULL equiv bitmaps by using fake
21124 ones. Use get_vr_for_comparison.
21126 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
21128 * double-int.c (mpz_set_double_int): Moved from
21129 tree-ssa-loop-niter.c.
21130 (mpz_get_double_int): Likewise; also, add option to wrap
21131 out-of-range integers.
21132 * double-int.h: New prototypes for above.
21133 * tree.c (get_static_type_bounds): Moved from
21134 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
21135 TYPE_MAX_VALUE if they exist..
21136 * tree.h: New prototype for above.
21137 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
21138 get_type_bounds calls.
21139 (mpz_set_double_int): Move to double-int.c.
21140 (get_type_bounds): Move to tree.c, rename to
21141 get_static_type_bounds.
21142 (mpz_to_double_int): Move to double-int.c, rename to
21143 mpz_get_double_int.
21145 2007-04-30 Bob Wilson <bob.wilson@acm.org>
21147 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
21148 DIV0 exception can fall through to a normal return.
21150 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
21152 PR middle-end/22156
21153 Temporarily revert:
21154 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
21155 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
21156 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21157 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
21158 initialize align to silence bogus warning.
21159 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21160 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
21162 (struct sra_walk_fns): Remove use_all parameter from use.
21163 (sra_hash_tree): Handle BIT_FIELD_REFs.
21164 (sra_elt_hash): Don't hash bitfld blocks.
21165 (sra_elt_eq): Skip them in parent compares as well. Handle
21167 (sra_walk_expr): Don't maintain or pass down use_all_p.
21168 (scan_use): Remove use_all parameter.
21169 (scalarize_use): Likewise. Re-expand assignment to
21170 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
21171 output, and re-scalarize after output. Don't mark anything
21173 (scalarize_ldst): Adjust.
21174 (scalarize_walk_gimple_modify_statement): Likewise.
21175 (build_element_name_1): Handle BIT_FIELD_REFs.
21176 (instantiate_element): Don't warn for any element whose parent
21177 is used as a whole.
21178 (instantiate_missing_elements_1): Return the sra_elt.
21179 (canon_type_for_field): New.
21180 (try_instantiate_multiple_fields): New.
21181 (instantiate_missing_elemnts): Use them.
21182 (mark_no_warning): Removed.
21183 (generate_one_element_ref): Handle BIT_FIELD_REFs.
21184 (REPLDUP, sra_build_elt_assignment): New.
21185 (generate_copy_inout): Use them.
21186 (generate_element_copy): Likewise. Handle bitfld differences.
21187 (generate_element_zero): Don't recurse for blocks. Use
21188 sra_build_elt_assignment.
21189 (generate_one_element_int): Take elt instead of var. Use
21190 sra_build_elt_assignment.
21191 (generate_element_init_1): Adjust.
21192 (scalarize_use, scalarize_copy): Use REPLDUP.
21193 (scalarize_ldst): Move assert before dereference.
21194 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
21196 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
21199 * tree.c (reconstruct_complex_type): Reconstruct a reference
21201 Also use the same mode for the pointer as the old pointer type.
21203 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21205 * doc/trouble.texi (Interoperation): Remove note about Ultrix
21208 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
21210 PR rtl-optimization/31676
21211 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
21212 (df_refs_record): Call it.
21214 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21216 * rtl.def (SS_ABS): New code.
21217 * config/bfin/bfin.c (print_operand): New modifier 'v'.
21218 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
21219 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
21220 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
21221 (bfin_init_builtins): Define them.
21222 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
21223 (bfin_expand_builtin): ... and handle the others here.
21224 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
21225 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
21226 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
21227 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
21228 operand is only HImode.
21230 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
21232 * regclass.c (scan_one_insn): Remove splitting of
21235 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
21236 Nigel Stephens <nigel@mips.com>
21238 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
21240 2007-04-28 Jan Hubicka <jh@suse.cz>
21242 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
21243 insn_locators_alloc instead of insn_locators_initialize;
21244 call reset_block_changes.
21245 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
21246 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
21247 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
21248 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
21249 * config/score/score.c (th_output_mi_thunk): Likewise.
21250 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
21251 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
21252 tolerate uninitialized locator info.
21255 * function.c (init_function_start): Don't init line number info.
21256 (expand_function_end): Update.
21257 (reset_block_changes, record_block_change, finalize_block_changes,
21258 check_block_change, free_block_changes): Kill.
21259 * function.h (reset_block_changes, record_block_change,
21260 finalize_block_changes, check_block_change, free_block_changes):
21262 (struct function): Remove ib_boundaries_block.
21263 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
21264 Use curr_insn_locator to initialize locator.
21265 (emit_line_note): Remove.
21266 * cfgexpand.c (expand_gimple_cond_expr): Update.
21267 (construct_exit_block): Likewise.
21268 (tree_expand_cfg): Initialize/finalize locators.
21269 * expr.c (expand_expr_real): Update.
21270 * cfglayout.c (line_locators_locs, line_locators_lines,
21271 file_locators_locs, file_locators_files): Remove.
21272 (set_block_levels): Move to cfgexpand.c.
21273 (insn_locators_initialize): Remove.
21274 (pass_insn_locators_initialize): Remove.
21275 (locations_locators_locs, locations_locators_vals): New static vars.
21276 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
21278 (insn_locators_alloc, insn_locators_finalize,
21279 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21281 (locator_location): New.
21282 (locator_line, locator_file): Rewrite.
21283 * rtl.h (emit_line_note): Kill.
21284 (insn_locators_alloc, insn_locators_finalize,
21285 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21287 * tree-inline.c (initialize_cfun): Do not initialize
21288 ib_boundaries_block.
21289 * passes.c (pass_insn_locators_initialize): Remove.
21291 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
21293 * tree-cfg.c (move_block_to_fn): Release bb from dominance
21294 info. Update last_basic_block correctly.
21296 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
21299 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
21300 register itself to hold the offset constant. Tell flow the use
21301 of r4 and r5 when they are used.
21303 2007-04-27 Richard Guenther <rguenther@suse.de>
21305 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
21306 if we simplified anything.
21307 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
21308 warnings until we did a simplification and the stmt was not
21309 marked as TREE_NO_WARNING.
21311 2007-04-27 Mike Stump <mrs@apple.com>
21313 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
21315 2007-04-27 Ian Lance Taylor <iant@google.com>
21317 PR middle-end/31710
21318 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
21319 TYPE_MAX_VALUE exist, convert them to the new type.
21321 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
21323 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
21324 if it claims to be available.
21325 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
21326 edge is redirected.
21327 (perform_tree_ssa_dce): Always free postdominators.
21329 2007-04-27 Richard Henderson <rth@redhat.com>
21331 * config/alpha/predicates.md (aligned_memory_operand): Mark
21332 as define_special_predicate.
21333 (unaligned_memory_operand, normal_memory_operand): Likewise.
21334 (reg_or_unaligned_mem_operand): Remove.
21335 (any_memory_operand): Match the documentation and check for
21336 non-renumbered pseudos during reload.
21337 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
21338 alpha_secondary_reload_class, update to new interface, make static.
21339 Handle CQImode like HImode. Remove FP subreg check.
21340 (alpha_expand_mov): Use replace_equiv_address.
21341 (alpha_expand_mov_nobwx): Use any_memory_operand.
21342 (TARGET_SECONDARY_RELOAD): New.
21343 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
21344 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
21345 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
21346 * config/alpha/alpha.md: ... here.
21347 (RELOAD12, reloadmode): New.
21349 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
21350 Don't handle the aligned case here.
21351 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
21352 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
21353 reload_inhi_help. Don't expect a scratch register.
21354 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
21356 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
21358 2007-04-27 Richard Guenther <rguenther@suse.de>
21360 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
21362 2007-04-27 Richard Guenther <rguenther@suse.de>
21364 PR tree-optimization/30965
21365 PR tree-optimization/30978
21366 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
21367 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
21368 (find_equivalent_equality_comparison): Likewise.
21369 (simplify_cond): Likewise.
21370 (get_prop_source_stmt): New helper.
21371 (get_prop_dest_stmt): Likewise.
21372 (can_propagate_from): Likewise.
21373 (remove_prop_source_from_use): Likewise.
21374 (combine_cond_expr_cond): Likewise.
21375 (forward_propagate_comparison): New function.
21376 (forward_propagate_into_cond): Rewrite to use fold for
21378 (tree_ssa_forward_propagate_single_use_vars): Call
21379 forward_propagate_comparison to propagate comparisons.
21381 2007-04-27 Richard Guenther <rguenther@suse.de>
21383 PR tree-optimization/31715
21384 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
21385 sure to do computation on the offset in an appropriate
21388 2007-04-27 Richard Sandiford <richard@codesourcery.com>
21390 * reload.h (elimination_target_reg_p): Declare.
21391 * reload.c (find_reloads): Don't apply the reg_rtx move
21392 optimization if the SET_DEST satisfies elimination_target_reg_p.
21393 * reload1.c (elimination_target_reg_p): New function.
21394 (gen_reload): In the move/add2 fallback, make sure that op0
21395 does not overlap the destination register.
21397 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
21399 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
21400 transform only GIMPLE_MODIFY_STMTs.
21401 * tree-complex.c (expand_complex_operations_1): Ditto.
21402 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
21403 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
21404 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
21406 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
21407 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
21408 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
21409 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
21410 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
21411 slpeel_add_loop_guard): Ditto.
21412 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
21413 * lambda-code.c (perfect_nestify): Ditto.
21414 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
21415 before the first statement.
21416 * tree-optimize.c (execute_free_datastructures): Fix comments.
21417 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
21418 * tree-flow.h (disband_implicit_edges): Declaration removed.
21419 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
21421 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
21422 COND_EXPRs without gotos.
21423 (disband_implicit_edges, has_label_p): Removed.
21424 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
21425 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
21427 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
21429 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
21430 also for COND_EXPRs.
21431 * cfgexpand.c (label_rtx_for_bb): New function.
21432 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
21433 Use label_rtx_for_bb to find the labels.
21434 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
21435 last block. Detect fallthru edges.
21437 2007-04-26 Ian Lance Taylor <iant@google.com>
21440 * reload.c (find_reloads_subreg_address): If the address was valid
21441 in the original mode but not in the new mode, reload the whole
21444 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
21446 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
21447 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
21448 (cleanup_control_expr_graph): Do not invalidate dominance info.
21449 Record altered blocks.
21450 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
21451 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
21452 cleanup_tree_cfg_bb): New functions.
21453 (remove_forwarder_block): Do not maintain the worklist of blocks.
21454 Record altered blocks.
21455 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
21456 not over whole cfg.
21457 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
21458 delete_unreachable_blocks if dominators are not available.
21459 * tree-inline.c (optimize_inline_calls): Free dominance information
21461 * tree-flow.h (remove_edge_and_dominated_blocks,
21462 cfgcleanup_altered_bbs): Altered.
21463 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
21465 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
21467 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
21468 do not invalidate dominators.
21470 2007-04-26 Anatoly Sokolov <aesok@post.ru>
21472 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
21473 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
21474 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21475 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
21477 2007-04-26 Steve Ellcey <sje@cup.hp.com>
21479 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
21481 2007-04-26 Richard Guenther <rguenther@suse.de>
21483 PR tree-optimization/31703
21484 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
21485 the right type for the target of the bittest.
21487 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21489 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
21490 ix86_sol10_return_in_memory.
21492 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21494 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
21497 2007-04-26 Jakub Jelinek <jakub@redhat.com>
21500 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
21502 PR tree-optimization/30558
21503 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
21504 clear this_state.prev_try.
21506 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21507 Mark Mitchell <mark@codesourcery.com>
21509 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
21510 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
21511 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
21513 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21516 * doc/invoke.texi (%:print-asm-header): Document.
21517 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
21519 (static_spec_functions): Add print-asm-header.
21520 (main): Print a banner before the --target-help linker options.
21521 (print_asm_header_spec_function): New function.
21523 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
21526 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
21527 (movsf_ie): Likewise.
21529 2007-04-25 Paolo Carlini <pcarlini@suse.de>
21531 * doc/extend.texi ([Type Traits]): Adjust per N2255.
21533 2007-04-25 Bob Wilson <bob.wilson@acm.org>
21535 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
21536 exception for divide-by-zero.
21537 (__umodsi3, __modsi3): Likewise.
21539 2007-04-25 Dirk Mueller <dmueller@suse.de>
21541 * c-typeck.c (build_compound_expr): Annotate warning()
21542 call with OPT_Wunused_value.
21543 * tree-ssa.c (warn_uninit): Annotate warning with
21545 * c-common.c (handle_sentinel_attribute): Annotate warning
21546 call with OPT_Wattributes.
21548 2007-04-25 Thiemo Seufer <ths@mips.com>
21550 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
21551 (mips16): Fix typo.
21552 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
21553 on to the assembler. Improve handling of -mno-mips16. Add handling
21554 of -mno-mips3d, -mno-dsp, -mno-dspr2.
21555 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
21556 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
21557 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
21559 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
21562 * config/i386/winnt.c (i386_pe_file_end): Strip only
21563 USER_LABEL_PREFIX when writing export name.
21565 2007-04-25 Richard Sandiford <richard@codesourcery.com>
21567 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
21568 sh/elf.h, vx-common.h and vxworks.h.
21569 * config/sh/sh.h: Include config/vxworks-dummy.h.
21570 (SUBTARGET_OVERRIDE_OPTIONS): Define.
21571 (OVERRIDE_OPTIONS): Use it.
21572 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
21573 (vxworks_picreg): New pattern.
21574 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
21575 VXWORKS_OS_CPP_BUILTINS.
21576 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
21577 to their VXWORKS_* equivalents.
21578 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
21579 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
21580 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
21581 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
21582 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
21583 -mrtp/-fPIC multilibs.
21584 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
21585 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
21586 (MULTILIB_OSDIRNAMES): Delete.
21588 2007-04-25 Anatoly Sokolov <aesok@post.ru>
21591 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
21593 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
21595 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
21596 rounding mode to be specified by the caller.
21597 (real_to_mpfr) Likewise.
21598 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
21599 include new arguments.
21600 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
21602 2007-04-24 Ian Lance Taylor <iant@google.com>
21604 PR tree-optimization/31605
21605 * tree-vrp.c (set_value_range): Check that min and max are not
21606 both overflow infinities.
21607 (set_value_range_to_value): New static function.
21608 (extract_range_from_binary_expr): Call set_value_range_to_value.
21609 (extract_range_from_cond_expr): Likewise.
21610 (extract_range_from_expr): Likewise.
21611 (extract_range_from_unary_expr): Likewise. Don't create a range
21612 which overflows on both sides.
21613 (vrp_meet): Check for a useless range.
21614 (vrp_visit_phi_node): If we see a constant which looks like an
21615 overflow infinity, turn off the TREE_OVERFLOW flag.
21617 2007-04-24 Ian Lance Taylor <iant@google.com>
21619 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
21621 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
21623 PR diagnostic/25923
21624 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
21625 diagnostic message is being built.
21626 * tree-pretty-print.c (dump_generic_node): Only write the
21627 formatted text into BUFFER's stream if we are not building a
21628 diagnostic message.
21629 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
21631 * Makefile.in (toplev.o): Depend on tree-pass.h.
21633 2007-04-24 Ian Lance Taylor <iant@google.com>
21635 PR tree-optimization/31602
21636 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
21637 conditionals in the copied loop header.
21638 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
21639 warnings if TREE_NO_WARNING is set.
21640 * doc/invoke.texi (Warning Options): Clarify that
21641 -Wstrict-overflow does not warn about loops.
21643 2007-04-24 Janis Johnson <janis187@us.ibm.com>
21645 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
21646 expand on the comment about _Decimal128 arguments and check the
21647 integer result of the modulus operation; for 64-bit ELF ABI, ensure
21648 that _Decimal128 argument uses even/odd register pair.
21649 (function_arg): Ditto.
21651 2007-04-24 Hui-May Chang <hm.chang@apple.com>
21653 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
21654 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
21656 2007-04-24 Richard Guenther <rguenther@suse.de>
21657 Olga Golovanevsky <olga@il.ibm.com>
21659 * fold-const.c (multiple_of_p): Check for bottom
21662 2007-04-24 Richard Henderson <rth@redhat.com>
21664 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
21665 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
21666 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
21667 looking for non-zero bits shifted out. Avoid a recursive call
21668 when constructing the scalar.
21669 (__floatundisf): Likewise.
21671 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
21673 * dwarf2out.c (field_byte_offset): Move the existing logic
21674 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
21675 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
21677 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
21680 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
21681 length argument of 0 for memset.
21682 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
21683 unsigned shift instead of the signed variant.
21685 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
21687 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
21688 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
21689 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
21690 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
21691 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
21692 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
21693 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
21694 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
21695 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
21696 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
21697 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
21698 "mul<mode>3", "div<mode>3"): Insn definitions added.
21699 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
21700 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
21701 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
21702 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
21703 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
21704 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
21705 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
21706 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
21707 TARGET_FLOAT_FORMAT): Macro definitions removed.
21708 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
21709 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
21710 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
21711 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
21712 (s390_gen_rtx_const_DI): Function removed.
21713 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
21715 2007-04-24 Richard Sandiford <richard@codesourcery.com>
21717 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
21718 over an external ffs function.
21720 2007-04-24 Chao-ying Fu <fu@mips.com>
21721 Richard Sandiford <richard@nildram.co.uk>
21723 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
21724 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
21725 (smadd_widen_optab, umadd_widen_optab): Define.
21726 * optabs.c (init_optabs): Initialize smadd_widen_optab and
21728 * genopinit.c (optabs): Fill in smadd_widen_optab and
21730 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
21731 and umadd_widen_optab to implement multiply-add sequences.
21732 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
21733 (<u>maddsidi4): ...this. Extend condition to include
21734 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
21735 of operand 0 to "ka" and use the three-operand form of madd<u>
21737 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
21739 * config/mips/constraints.md (ka): New register constraint.
21741 2007-04-24 Jan Hubicka <j@suse.cz>
21745 2007-04-23 Jan Hubicka <jh@suse.cz>
21746 * function.c (init_function_start): Don't init line number info.
21747 (expand_function_end): Update.
21748 (reset_block_changes, record_block_change, finalize_block_changes,
21749 check_block_change, free_block_changes): Kill.
21750 * function.h (reset_block_changes, record_block_change,
21751 finalize_block_changes, check_block_change, free_block_changes):
21753 (struct function): Remove ib_boundaries_block.
21754 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
21755 Use curr_insn_locator to initialize locator.
21756 (emit_line_note): Remove.
21757 * cfgexpand.c (expand_gimple_cond_expr): Update.
21758 (construct_exit_block): Likewise.
21759 (tree_expand_cfg): Initialize/finalize locators.
21760 * expr.c (expand_expr_real): Update.
21761 * cfglayout.c (line_locators_locs, line_locators_lines,
21762 file_locators_locs, file_locators_files): Remove.
21763 (set_block_levels): Move to cfgexpand.c.
21764 (insn_locators_initialize): Remove.
21765 (pass_insn_locators_initialize): Remove.
21766 (locations_locators_locs, locations_locators_vals): New static vars.
21767 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
21769 (insn_locators_alloc, insn_locators_finalize,
21770 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21772 (locator_location): New.
21773 (locator_line, locator_file): Rewrite.
21774 * rtl.h (emit_line_note): Kill.
21775 (insn_locators_alloc, insn_locators_finalize,
21776 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21778 * tree-inline.c (initialize_cfun): Do not initialize
21779 ib_boundaries_block.
21780 * passes.c (pass_insn_locators_initialize): Remove.
21782 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
21784 * doc/invoke.texi: Removed leading '-' from option index entries.
21786 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
21788 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
21790 (create_phi_node): Use set_phi_nodes.
21791 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
21792 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
21793 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
21794 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
21795 (bsi_start, bsi_last): Use bb_stmt_list.
21796 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
21797 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
21798 Traverse the statements using tsi iterator.
21799 * basic-block.h (struct basic_block_def): Fields stmt_list
21800 and phi_nodes moved to ...
21801 (struct tree_bb_info): ... new structure.
21802 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
21803 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
21804 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
21805 (tree_verify_flow_info): Verify that il.tree is not set for
21806 entry and exit block.
21807 (tree_split_block): Use set_bb_stmt_list.
21809 2007-04-23 Mike Stump <mrs@apple.com>
21811 * config/i386/i386.c (ix86_tune_features
21812 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
21815 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
21817 * config/i386/i386.md (prefix_extra): New attribute.
21818 (length): Add prefix_extra.
21820 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
21821 (sse2_movntv2di): Likewise.
21822 (sse2_cvtps2dq): Likewise.
21823 (sse2_cvtpd2pi): Likewise.
21824 (sse2_cvttpd2pi): Likewise.
21825 (*sse2_cvtpd2ps): Likewise.
21826 (*add<mode>3): Likewise.
21827 (sse2_ssadd<mode>3): Likewise.
21828 (sse2_usadd<mode>3): Likewise.
21829 (*sub<mode>3): Likewise.
21830 (sse2_sssub<mode>3): Likewise.
21831 (sse2_ussub<mode>3): Likewise.
21832 (*mulv8hi3): Likewise.
21833 (*smulv8hi3_highpart): Likewise.
21834 (*umulv8hi3_highpart): Likewise.
21835 (sse2_umulv2siv2di3): Likewise.
21836 (sse2_pmaddwd): Likewise.
21837 (ashr<mode>3): Likewise.
21838 (lshr<mode>3): Likewise.
21839 (ashl<mode>3): Likewise.
21840 (sse2_ashlti3): Likewise.
21841 (sse2_lshrti3): Likewise.
21842 (*umaxv16qi3): Likewise.
21843 (*smaxv8hi3): Likewise.
21844 (*uminv16qi3): Likewise.
21845 (*sminv8hi3): Likewise.
21846 (sse2_eq<mode>3): Likewise.
21847 (sse2_gt<mode>3): Likewise.
21848 (*and<mode>3): Likewise.
21849 (sse2_nand<mode>3): Likewise.
21850 (*ior<mode>3): Likewise.
21851 (*xor<mode>3): Likewise.
21852 (sse2_packsswb): Likewise.
21853 (sse2_packssdw): Likewise.
21854 (sse2_packuswb): Likewise.
21855 (sse2_punpckhbw): Likewise.
21856 (sse2_punpcklbw): Likewise.
21857 (sse2_punpckhwd): Likewise.
21858 (sse2_punpcklwd): Likewise.
21859 (sse2_punpckhdq): Likewise.
21860 (sse2_punpckldq): Likewise.
21861 (sse2_punpckhqdq): Likewise.
21862 (sse2_punpcklqdq): Likewise.
21863 (*sse2_pinsrw): Likewise.
21864 (*sse2_pextrw): Likewise.
21865 (sse2_pshufd_1): Likewise.
21866 (sse2_uavgv16qi3): Likewise.
21867 (sse2_uavgv8hi3): Likewise.
21868 (sse2_psadbw): Likewise.
21869 (sse2_pmovmskb): Likewise.
21870 (*sse2_maskmovdqu): Likewise.
21871 (*sse2_maskmovdqu_rex64): Likewise.
21872 (sse4a_extrqi): Likewise.
21873 (sse4a_extrq): Likewise.
21874 (sse3_lddqu): Set prefix_rep.
21875 (sse3_addsubv4sf3): Likewise.
21876 (sse3_haddv4sf3): Likewise.
21877 (sse3_hsubv4sf3): Likewise.
21878 (sse_cvtss2si): Likewise.
21879 (sse_cvtss2si_2): Likewise.
21880 (sse_cvtss2siq): Likewise.
21881 (sse_cvtss2siq_2): Likewise.
21882 (sse_cvttss2si): Likewise.
21883 (sse_cvttss2siq): Likewise.
21884 (sse2_cvttps2dq): Likewise.
21885 (sse3_movshdup): Likewise.
21886 (sse3_movsldup): Likewise.
21887 (sse2_cvtsd2si): Likewise.
21888 (sse2_cvtsd2si_2): Likewise.
21889 (sse2_cvtsd2siq): Likewise.
21890 (sse2_cvtsd2siq_2): Likewise.
21891 (sse2_cvttsd2si): Likewise.
21892 (sse2_cvttsd2siq): Likewise.
21893 (*sse2_cvtpd2dq): Likewise.
21894 (*sse2_cvttpd2dq): Likewise.
21895 (sse2_pshuflw_1): Likewise.
21896 (sse2_pshufhw_1): Likewise.
21897 (sse4a_insertqi): Likewise.
21898 (sse4a_insertq): Likewise.
21899 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
21900 (ssse3_phadddv4si3): Likewise.
21901 (ssse3_phaddswv8hi3): Likewise.
21902 (ssse3_phsubwv8hi3): Likewise.
21903 (ssse3_phsubdv4si3): Likewise.
21904 (ssse3_phsubswv8hi3): Likewise.
21905 (ssse3_pmaddubswv8hi3): Likewise.
21906 (ssse3_pmulhrswv8hi3): Likewise.
21907 (ssse3_pshufbv16qi3): Likewise.
21908 (ssse3_psign<mode>3): Likewise.
21909 (ssse3_palignrti): Likewise.
21910 (abs<mode>2): Likewise.
21911 (ssse3_phaddwv4hi3): Set prefix_extra.
21912 (ssse3_phadddv2si3): Likewise.
21913 (ssse3_phaddswv4hi3): Likewise.
21914 (ssse3_phsubwv4hi3): Likewise.
21915 (ssse3_phsubdv2si3): Likewise.
21916 (ssse3_phsubswv4hi3): Likewise.
21917 (ssse3_pmaddubswv4hi3): Likewise.
21918 (ssse3_pmulhrswv4hi3): Likewise.
21919 (ssse3_pshufbv8qi3): Likewise.
21920 (ssse3_psign<mode>3): Likewise.
21921 (ssse3_palignrdi): Likewise.
21922 (abs<mode>2): Likewise.
21923 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
21924 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
21925 (sse2_pmovmskb): Set mode to SI instead of V2DF.
21927 2007-04-23 Nick Clifton <nickc@redhat.com>
21929 * params.def: Fix formatting of emacs local variables.
21931 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
21933 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
21934 move if inter-unit move isn't allowed.
21935 Don't split moving the first element of V2DI to DI to inter-unit
21936 move if inter-unit move isn't allowed.
21938 2007-04-23 Richard Guenther <rguenther@suse.de>
21940 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
21941 and CDI_POST_DOMINATORS separately.
21943 2007-04-23 Nick Clifton <nickc@redhat.com>
21945 * c.opt (Wformat-contains-nul): Add warning attribute.
21947 2007-04-23 Jan Hubicka <jh@suse.cz>
21949 * function.c (init_function_start): Don't init line number info.
21950 (expand_function_end): Update.
21951 (reset_block_changes, record_block_change, finalize_block_changes,
21952 check_block_change, free_block_changes): Kill.
21953 * function.h (reset_block_changes, record_block_change,
21954 finalize_block_changes, check_block_change, free_block_changes):
21956 (struct function): Remove ib_boundaries_block.
21957 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
21958 Use curr_insn_locator to initialize locator.
21959 (emit_line_note): Remove.
21960 * cfgexpand.c (expand_gimple_cond_expr): Update.
21961 (construct_exit_block): Likewise.
21962 (tree_expand_cfg): Initialize/finalize locators.
21963 * expr.c (expand_expr_real): Update.
21964 * cfglayout.c (line_locators_locs, line_locators_lines,
21965 file_locators_locs, file_locators_files): Remove.
21966 (set_block_levels): Move to cfgexpand.c.
21967 (insn_locators_initialize): Remove.
21968 (pass_insn_locators_initialize): Remove.
21969 (locations_locators_locs, locations_locators_vals): New static vars.
21970 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
21972 (insn_locators_alloc, insn_locators_finalize,
21973 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21975 (locator_location): New.
21976 (locator_line, locator_file): Rewrite.
21977 * rtl.h (emit_line_note): Kill.
21978 (insn_locators_alloc, insn_locators_finalize,
21979 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21981 * tree-inline.c (initialize_cfun): Do not initialize
21982 ib_boundaries_block.
21983 * passes.c (pass_insn_locators_initialize): Remove.
21985 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
21987 PR middle-end/31448
21988 * expr.c (reduce_to_bit_field_precision): Handle
21991 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
21993 PR tree-optimization/24659
21994 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
21995 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
21996 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
21997 * genopinit.c (optabs): Rename vec_pack_mod_optab
21998 to vec_pack_trunc_optab.
21999 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
22000 early for scalar floating point operands for NOP_EXPR.
22001 (vectorizable_type_promotion): Ditto.
22002 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
22003 vec_pack_trunc_optab.
22004 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
22006 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
22007 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
22008 Rename from VEC_PACK_MOD_EXPR.
22009 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
22010 * expr.c (expand_expr_real_1): Ditto.
22011 * tree-inline.c (estimate_num_insns_1): Ditto.
22012 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
22014 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
22015 (vec_unpacks_lo_v4sf): Ditto.
22016 (vec_pack_trunc_v2df): Ditto.
22017 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
22018 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
22019 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
22021 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
22023 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
22025 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
22026 Rename from VEC_PACK_MOD_EXPR. This expression also represent
22027 packing of floating point operands.
22028 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
22029 represent unpacking of floating point operands.
22030 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
22031 [vec_unpacks_hi]: Ditto.
22032 [vec_unpacks_lo]: Ditto.
22034 2007-04-22 Jan Hubicka <jh@suse.cz>
22036 * final.c (rest_of_handle_final): Call
22037 targetm.asm_out.constructor/targetm.asm_out.destructor
22038 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
22039 proper priority via decl_*_priority_insert.
22040 * c-common.c (c_expand_body): Likewise.
22042 2007-04-22 Richard Guenther <rguenther@suse.de>
22044 PR tree-optimization/29789
22045 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
22046 (rewrite_reciprocal): New helper split out from
22047 determine_invariantness_stmt.
22048 (rewrite_bittest): Likewise.
22049 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
22050 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
22053 2007-04-22 Revital Eres <eres@il.ibm.com>
22055 * loop-unroll.c (var_to_expand): New field to support also
22056 insns of the form x = something + x.
22057 (analyze_insn_to_expand_var): Use it.
22058 (expand_var_during_unrolling): Likewise.
22060 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
22062 * predict.c: Include pointer-set.h.
22063 (bb_predictions): New variable.
22064 (tree_predicted_by_p, tree_predict_edge,
22065 remove_predictions_associated_with_edge): Use bb_predictions map
22066 instead of bb->predictions.
22067 (clear_bb_predictions, assert_is_empty): New functions.
22068 (combine_predictions_for_bb): Use bb_predictions map. Call
22069 clear_bb_predictions.
22070 (tree_estimate_probability): Create and free bb_predictions map.
22071 * Makefile.in (predict.o): Add pointer-set.h dependency.
22072 * basic-block.h (struct basic_block_def): Remove predictions
22074 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
22076 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
22079 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
22082 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22084 * timevar.c (timevar_print): Change reference of --disable-checking to
22085 --enable-checking=release. Also warn if assert checking is disabled.
22087 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22090 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
22091 decl as addressable if the compound literal was marked as
22093 Mark the decl as a gimple register if it is a complex or
22094 vector decl and does not live in memory.
22096 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22098 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
22099 (GENERIC_NEXT): New function macro.
22100 (PHI_CHAIN): Use phi_node's new chain variable.
22101 (tree_phi_node): Change tree_common to tree_base
22102 and add the chain field.
22103 * tree-phinodes.c (make_phi_node): Don't set
22104 TREE_TYPE on the new node.
22105 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
22106 instead of checking GIMPLE_TUPLE_P in chain_next.
22107 * tree-vect-transform.c
22108 (get_initial_def_for_induction): Look at
22109 PHI_RESULT_TREE for the type of the phi node.
22110 (update_vuses_to_preheader): Use PHI_CHAIN
22111 instead of TREE_CHAIN on the phi node.
22112 * tree-ssa-structalias.c (compute_points_to_sets):
22114 (ipa_pta_execute): Likewise.
22116 2007-04-21 Richard Guenther <rguenther@suse.de>
22118 PR middle-end/31136
22119 * fold-const.c (fold_unary): Call fold_convert_const on the
22122 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
22124 * gcse.c (store_killed_in_insn): Handle PARALLELs.
22125 (store_killed_in_pat): New.
22127 2007-04-20 Richard Henderson <rth@redhat.com>
22130 * config/i386/i386.c (type_has_variadic_args_p): Look for any
22131 TREE_LIST with a void_type_node value, not void_list_node exactly.
22133 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
22135 * doc/standards.texi: Re-arrange into language-specific
22136 subsections. Add a C++ section, documenting which standards we
22139 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
22141 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
22142 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
22144 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
22146 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
22147 ecrti.o and crtbegin.o.
22148 (LIB_DEFAULT_SPEC): Include -lc.
22149 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
22151 2007-04-20 Richard Henderson <rth@redhat.com>
22154 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
22155 argument; update all callers.
22156 (get_unaligned_offset): New.
22157 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
22158 get_unaligned_address, just pass on the address directly.
22159 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
22160 the subreg in the helper patterns.
22161 (unaligned_extendqidi_le): Use get_unaligned_offset.
22162 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
22163 (unaligned_extendhidi_be): Likewise.
22164 (unaligned_extendhidi): Tidy.
22165 * config/alpha/alpha-protos.h: Update.
22167 2007-04-20 Richard Henderson <rth@redhat.com>
22169 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
22170 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
22171 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
22172 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22173 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22174 (CPP_SPEC): Don't include %(cpp_subtarget).
22175 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
22176 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22177 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
22179 2007-04-20 Jakub Jelinek <jakub@redhat.com>
22181 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
22182 for __builtin_ia32_cmpordss.
22184 PR tree-optimization/31632
22185 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
22186 and arg1 for optimizations of comparison against min/max values.
22187 Fold arg0 to arg1's type for optimizations of comparison against
22188 min+1 and max-1 values.
22190 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
22192 * reload.c (combine_reloads): When trying to use a dying register,
22193 check whether it's uninitialized and don't use if so.
22195 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
22197 * fold-const.c: Remove prototypes for native_encode_expr and
22198 native_interpret_expr.
22199 (native_encode_expr): Make non-static.
22200 (native_interpret_expr): Likewise.
22201 * tree.h: Add prototypes for the above.
22203 2007-04-19 Joseph Myers <joseph@codesourcery.com>
22205 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
22206 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
22207 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
22208 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
22209 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
22210 Add length attributes.
22212 2007-04-19 Janis Johnson <janis187@us.ibm.com>
22214 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
22217 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
22218 __STDC_WANT_DEC_FP__.
22220 2007-04-19 Joseph Myers <joseph@codesourcery.com>
22222 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
22223 for long double compatibility.
22224 * configure: Regenerate.
22226 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
22228 PR rtl-optimization/29841
22229 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
22231 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
22232 that may cause control flow transfer from being moved.
22234 2007-04-18 Jan Hubicka <jh@suse.cz>
22236 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
22239 2007-04-18 Eric Christopher <echristo@apple.com>
22241 * config/rs6000/darwin.md (load_macho_picbase): Use link register
22242 only. Update operands.
22243 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
22244 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
22245 link register to pic register.
22247 2007-04-18 Dirk Mueller <dmueller@suse.de>
22249 PR diagnostic/31227
22250 * tree-vrp.c (search_for_addr_array): New.
22251 (check_array_bounds): Suppress warning about
22252 address taken of array refs if its not de-referenced.
22254 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
22256 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
22257 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
22259 * tree-vectorizer.h (NITERS_KNOWN_P): New.
22260 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
22261 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
22263 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
22265 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
22267 (vect_analyze_scalar_cycles): Fix indentation.
22268 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
22269 (vect_mark_relevant): Include phis in relevance analysis.
22271 * tree-vect-transform.c (vect_transform_loop): Add an assert.
22273 2007-04-18 Anatoly Sokolov <aesok@post.ru>
22275 * config/avr/avr.c (ptrreg_to_str): Replace error() with
22276 output_operand_lossage().
22278 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
22280 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
22281 the unused code for reduction without adjust-in-epilog to simplify the
22284 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
22286 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
22287 (S390_TDC_NEGATIVE_ZERO): New constant.
22288 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
22289 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
22290 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
22291 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
22292 (S390_TDC_POSITIVE_INFINITY): New constant.
22293 (S390_TDC_NEGATIVE_INFINITY): New constant.
22294 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
22295 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
22296 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
22297 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
22298 (S390_TDC_INFINITY): New constant.
22299 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
22300 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
22301 optimization for UNSPEC_CCZ_TO_INT.
22302 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
22303 ("*ccz_to_int"): New insn.
22304 ("isinf<mode>2"): New insn.
22305 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
22306 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
22307 (UNSPEC_CCZ_TO_INT): New constant.
22309 2007-04-18 Richard Guenther <rguenther@suse.de>
22311 PR tree-optimization/19431
22312 PR tree-optimization/21463
22313 * tree-pass.h (pass_phiprop): Declare.
22314 * passes.c (init_optimization_passes): New phiprop pass.
22315 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
22316 (phivn_valid_p): New helper function.
22317 (phiprop_insert_phi): Likewise.
22318 (propagate_with_phi): Likewise.
22319 (tree_ssa_phiprop): New propagator propagating loads
22320 through phi nodes if profitable.
22322 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
22324 * tree-vect-analyze.c (process_use): New function.
22325 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
22326 Check phis in all bbs.
22327 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
22330 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
22332 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
22335 2007-04-17 Anatoly Sokolov <aesok@post.ru>
22338 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
22341 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
22343 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
22345 (sse_vmmulv4sf3): Likewise.
22346 (sse2_vmaddv2df3): Likewise.
22347 (sse2_vmmulv2df3): Likewise.
22349 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
22351 PR rtl-optimization/31360
22352 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
22353 (target_reg_cost): New.
22354 (init_set_costs): Initialize target_reg_cost. Add comments
22355 regarding the rationale of the costs.
22356 (global_cost_for_size): Renamed to...
22357 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
22358 of register pressure.
22359 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
22360 estimate_reg_pressure_cost. Add number of ivs.
22361 (determine_set_costs): Dump target_reg_cost.
22362 * loop-invariant.c (gain_for_invariant): Use
22363 estimate_reg_pressure_cost. Removed n_inv_uses argument.
22364 (best_gain_for_invariant, find_invariants_to_move): Remove
22366 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
22367 (target_reg_cost): Declare.
22368 (global_cost_for_size): Declaration removed.
22369 (estimate_reg_pressure_cost): Declare.
22371 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
22373 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
22374 regnos into even/odd register pairs.
22375 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
22376 TDmode similar to the other floating point modes.
22377 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
22378 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
22380 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
22381 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
22382 (movdd_hardfloat64): Use TARGET_MFPGPR.
22384 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
22386 * reload1.c (delete_output_reload): Don't count output in n_inherited.
22389 2005-01-05 Richard Henderson <rth@redhat.com>
22391 * reload1.c (do_input_reload): Restrict the optimization deleteing
22392 a previous output reload to RELOAD_FOR_INPUT.
22394 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
22396 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
22397 induc_vec_info_type.
22398 (vectorizable_induction): New function declaration.
22399 * tree-vect-transform.c (get_initial_def_for_induction): No need to
22400 check if already vectorized. Find first place in BB where new stmts
22401 can be inserted. Takes only one argument.
22402 (vectorizable_induction): New function.
22403 (vect_transform_stmt): Add case for induc_vec_info_type to call
22404 vectorizable_induction.
22405 (vect_transform_loop): Consider phis for vectorization.
22406 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
22408 (analyze_operations): Call vectorizable_induction when analyzing phis.
22410 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
22411 (vect_mark_relevant): Include phis in relevance analysis.
22412 (vect_mark_stmts_to_be_vectorize): Likewise.
22413 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
22415 2007-04-16 Lawrence Crowl <crowl@google.com>
22417 * doc/invoke.texi (Debugging Options): Add documentation for the
22418 -femit-struct-debug options -femit-struct-debug-baseonly,
22419 -femit-struct-debug-reduced, and
22420 -femit-struct-debug-detailed[=...].
22422 * c-opts.c (c_common_handle_option): Add
22423 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
22424 and OPT_femit_struct_debug_detailed_.
22425 * c.opt: Add specifications for
22426 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
22427 and -femit-struct-debug-detailed[=...].
22428 * opts.c (set_struct_debug_option): Parse the
22429 -femit-struct-debug-... options.
22430 * opts.c (matches_main_base, main_input_basename,
22431 main_input_baselength, base_of_path, matches_main_base): Add
22432 variables and functions to compare header base name to compilation
22434 * opts.c (should_emit_struct_debug): Add to determine to emit a
22435 structure based on the option.
22436 (dump_struct_debug) Also disabled function to debug this
22438 * opts.c (handle_options): Save the base name of the
22441 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
22442 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
22443 This hook indicates if a type is generic. Set it by default
22444 to "never generic".
22445 * langhooks.h (struct lang_hooks_for_types): Add a new hook
22446 to determine if a struct type is generic or not.
22447 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
22448 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
22449 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
22450 with live C++ hook.
22452 * flags.h (enum debug_info_usage): Add an enumeration to describe
22453 a program's use of a structure type.
22454 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
22455 to indicate the program's usage of the type. Filter structs based
22456 on the -femit-struct-debug-... specification.
22457 (gen_type_die): Split into two routines, gen_type_die and
22458 gen_type_die_with_usage. gen_type_die is now a wrapper
22459 that assumes direct usage.
22460 (gen_type_die_with_usage): Replace calls to gen_type_die
22461 with gen_type_die_with_usage adding the program usage of
22462 the referenced type.
22463 (dwarf2out_imported_module_or_decl): Suppress struct debug
22464 information using should_emit_struct_debug when appropriate.
22466 2007-04-16 Ian Lance Taylor <iant@google.com>
22468 PR tree-optimization/31522
22469 * tree-vrp.c (vr_phi_edge_counts): New static variable.
22470 (vrp_initialize): Allocate vr_phi_edge_counts.
22471 (vrp_visit_phi_node): Don't push to infinity if we saw a new
22472 executable edge. Drop test for all constants.
22473 (vrp_finalize): Free vrp_phi_edge_counts.
22475 * doc/cpp.texi (Common Predefined Macros): Clarify description of
22476 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
22478 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
22479 predecessors at head rather than tail.
22481 2007-04-16 Matthias Klose <doko@debian.org>
22483 * config/alpha/linux.h (CPP_SPEC): Define.
22484 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
22486 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
22488 * function.h: Remove sequence_stack extern declaration.
22490 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
22492 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
22494 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
22497 2007-04-16 Anatoly Sokolov <aesok@post.ru>
22499 * config/avr/avr.c (avr_arch_types): Rearranging array.
22500 (enum avr_arch): Add.
22501 (avr_mcu_types): Use avr_arch enumeration constants instead of
22503 * config/avr/avr.h (LINK_SPEC): Simplify.
22505 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
22507 * config/m68k/m68k.c (m68k_libcall_value,
22508 m68k_function_value): Use macros for register names more.
22510 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
22512 (M68K_REGNAME): Use A6_REG.
22513 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
22515 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
22517 PR middle-end/28071
22518 * sched-int.h (struct deps): Split field 'pending_lists_length' into
22519 'pending_read_list_length' and 'pending_write_list_length'. Update
22521 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
22522 to handle two length counters instead of one. Update all uses.
22523 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
22524 two length counters instead of one.
22525 * sched-rgn.c (propagate_deps): Update to handle two length counters
22528 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
22531 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
22532 copy of source, pass it to ix86_expand_vector_set and return
22535 2007-04-16 David Ung <davidu@mips.com>
22536 Joseph Myers <joseph@codesourcery.com>
22538 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
22539 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
22540 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
22541 Add 74K processor information.
22542 * config/mips/mips.md: Include 74k.md.
22543 (cpu): Add 74kc,74kf,74kx.
22544 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
22545 * config/mips/74k.md: New.
22546 * doc/invoke.texi (MIPS Options): Document 74K support.
22548 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
22550 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
22551 vectorizable_* functions.
22552 * tree-vect-transform.c (vectorizable_call): Add check for
22553 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
22554 (vectorizable_store): likewise.
22555 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
22557 (vectorizable_operation, vectorizable_type_demotion): Likewise.
22558 (vectorizable_type_promotion, vectorizable_load): Likewise.
22559 (vectorizable_live_operation, vectorizable_condition): Likewise.
22560 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
22562 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
22564 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
22566 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
22567 register numbers more.
22568 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
22569 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
22570 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
22571 FUNCTION_VALUE_REGNO_P): Likewise.
22572 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
22573 STATIC_CHAIN_REGNUM): Likewise.
22574 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
22575 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
22576 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
22577 * config/m68k/m68k.md (FP_REG): New.
22579 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
22581 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
22584 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
22586 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
22587 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
22590 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22592 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
22595 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
22598 * c-decl.c (finish_decl): Grab the type of the decl after the call
22599 to store_init_value.
22601 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
22603 * common.opt (fforward-propagate): Fix "Optimization" annotation.
22605 2007-04-14 Jakub Jelinek <jakub@redhat.com>
22608 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
22609 dominators, post dominators and cleanup cfg before returning.
22611 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
22613 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
22614 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
22616 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
22618 * config.gcc: Recognize fido.
22619 * config/m68k/m68k-devices.def (fidoa): New.
22620 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
22622 (FL_FIDOA, TARGET_FIDOA): New.
22623 * config/m68k/m68k.opt (mfidoa): New.
22625 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22627 PR middle-end/31322
22628 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
22629 when a personality function is used.
22631 2007-04-13 Bob Wilson <bob.wilson@acm.org>
22633 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
22635 2007-04-13 Mike Stump <mrs@apple.com>
22637 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
22639 * config/darwin.opt (fapple-kext): Make C++ only.
22640 * config/darwin.c (darwin_override_options): Remove code to ensure
22641 -fapple-kext is given for C++ only.
22643 2007-04-13 Richard Sandiford <richard@codesourcery.com>
22645 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
22646 * config/mips/mips.c (override_options): Call
22647 SUBTARGET_OVERRIDE_OPTIONS, if defined.
22649 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
22651 * config/i386/i386.opt (msvr3-shlib): Removed.
22653 * doc/invoke.texi: Remove -msvr3-shlib.
22655 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
22657 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
22658 with "popcnt" instruction.
22660 2007-04-13 Richard Guenther <rguenther@suse.de>
22662 PR tree-optimization/21258
22663 * tree-vrp.c (compare_case_labels): New helper.
22664 (find_switch_asserts): New function.
22665 (find_assert_locations): Call it for SWITCH_EXPRs.
22667 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
22669 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
22670 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
22671 check is now implied in X87_FLOAT_MODE_P.
22672 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
22673 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
22674 (fix_trunc<mode>_i386_fisttp): Ditto.
22675 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
22676 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
22677 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
22678 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
22679 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
22680 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
22681 (unnamed_splitters): Ditto.
22682 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
22683 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
22684 FIRST_SSE_REG for local functions when SSE math is enabled or
22685 for functions with sseregparm attribute.
22686 (standard_80387_constant_p): Return -1 if mode is not
22688 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
22689 (ix86_expand_compare): Ditto.
22690 (ix86_expand_carry_flag_compare): Ditto.
22691 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
22692 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
22693 DECIMAL_FLOAT_MODE_P.
22694 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
22695 of SCALAR_FLOAT_MODE_P.
22696 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
22697 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
22698 checks before FLOAT_MODE_P.
22699 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
22700 before FLOAT_MODE_P.
22705 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
22707 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
22708 Charles Wilson <libtool@cwilson.fastmail.fm>
22710 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
22711 (libgcc.mvars): Don't depend on them.
22712 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
22713 * exec-tool.in: New.
22715 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
22717 * doc/invoke.text (--help): Document --help=common.
22719 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
22721 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
22723 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22725 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
22726 * genemit.c (main): Emit #include "integrate.h".
22727 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
22728 (LOADGP_RTP): New mips_loadgp_style.
22729 * config/mips/mips.h: Include config/vxworks-dummy.h.
22730 (TARGET_RTP_PIC): New macro.
22731 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
22732 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
22733 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
22734 for TARGET_RTP_PIC.
22735 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
22736 -mvxworks-pic when using -mrtp and a PIC option.
22737 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
22739 (mips_symbolic_constant_p, mips_symbolic_address_p)
22740 (mips_symbol_insns): Handle SYMBOL_HALF.
22741 (override_options): Warn about -G and -mrtp being used together.
22742 Initialize mips_lo_relocs[SYMBOL_HALF].
22743 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
22744 (mips_emit_loadgp): Handle LOADGP_RTP.
22745 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
22746 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
22747 (tablejump): Handle function-relative case table entries if
22749 * config/mips/predicates.md (symbol_ref_operand): New predicate.
22751 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22753 * config/mips/mips.md (load_call<mode>): Allow any general register.
22755 (sibcall_value_internal, sibcall_value_multiple_internal)
22756 (call_value_internal, call_value_split, call_value_multiple_internal)
22757 (call_value_multiple_split): Remove constraints from operand 0.
22759 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22761 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
22762 rather than loadgp_noshared.
22763 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
22764 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
22766 * config/mips/mips.md (loadgp): Rename to...
22767 (loadgp_newabi): ...this.
22768 (loadgp_noshared): Rename to...
22769 (loadgp_absolute): ...this.
22771 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22773 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
22774 false for locally-binding symbols.
22775 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
22777 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22779 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
22780 (SYMBOL_GOT_PAGE_OFST): ...this.
22781 (SYMBOL_GOT_GLOBAL): Rename to...
22782 (SYMBOL_GOT_DISP): ...this.
22783 (SYMBOL_GOTOFF_GLOBAL): Rename to...
22784 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
22785 * config/mips/mips.c (mips_global_symbol_p): New function.
22786 (mips_symbol_binds_local_p): Likewise.
22787 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
22788 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
22789 mips_global_symbol_p and mips_symbol_binds_local_p.
22790 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
22791 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
22792 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
22793 SYMBOL_GOTOFF_DISP.
22794 (mips_ok_for_lazy_binding_p): New function.
22795 (mips_load_call_address, mips_expand_call): Use it.
22796 (mips_dangerous_for_la25_p): Likewise.
22797 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
22798 (*got_disp<mode>): Use got_disp_operand instead of
22799 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
22800 SYMBOL_GOTOFF_GLOBAL.
22801 (*got_page<mode>): Use got_page_ofst_operand instead of
22803 * config/mips/predicates.md (const_call_insn_operand): Use
22804 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
22805 (global_got_operand): Rename to...
22806 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
22808 (local_got_operand): Rename to...
22809 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
22810 of SYMBOL_GOT_LOCAL.
22812 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22814 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
22815 TARGET_CALL_CLOBBERED_GP.
22816 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22817 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
22818 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
22819 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
22820 of TARGET_ABICALLS && !TARGET_NEWABI.
22821 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22822 * config/mips/mips.c (mips_load_call_address): Check
22823 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
22824 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22825 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
22826 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
22827 TARGET_ABICALLS && TARGET_NEWABI.
22828 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
22830 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
22831 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
22832 TARGET_ABICALLS && TARGET_NEWABI.
22833 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
22834 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
22835 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
22836 whether indirect calls must use $25.
22837 (mips_extra_live_on_entry): Check TARGET_GOT instead of
22839 * config/mips/mips.md (jal_macro): Check flag_pic and
22840 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
22841 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
22842 instead of TARGET_ABICALLS.
22843 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
22844 TARGET_ABICALLS && TARGET_OLDABI.
22845 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22846 (sibcall): In the comment above the define_insn, mention
22847 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
22848 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
22849 instead of TARGET_ABICALLS.
22851 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
22853 * doc/md.texi (Blackfin family constraints): Document PA and PB.
22854 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
22855 (MACFLAGS_MATCH_P): New macro.
22856 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
22857 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
22858 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
22859 the other MACFLAG constants.
22860 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
22861 (flag_machi): Tighten constraints. Renumber some of the operands.
22862 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
22864 (flag_machi_parts_acconly): New pattern.
22865 (flag_macinithi): Tighten constraints. Allow any accumulator to be
22867 (flag_macinit1hi): Tighten constraints.
22868 (flag_mul_macv2hi_parts_acconly): New pattern.
22870 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
22871 Use a more efficient implementation.
22872 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
22873 inline sequences when not optimizing for size.
22875 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
22876 movhi_high2low): Delete, merge functionality into...
22877 (packv2hi): ... this pattern.
22879 2007-02-11 Jie Zhang <jie.zhang@analog.com>
22880 * config/bfin/bfin.opt (msim): New option.
22881 (mcpu=): New option.
22882 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
22883 (bfin_cpu_t): Typedef of enum bfin_cpu.
22884 (bfin_cpu_type): New declaration.
22885 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
22886 -msim and -mcpu= options.
22887 (LIB_SPEC): Likewise.
22888 * config/bfin/bfin.c (bfin_cpu_type): Define.
22889 (bfin_handle_option): Handle -mcpu= option.
22890 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
22891 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
22892 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
22894 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22896 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
22897 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
22898 (powerpc-wrs-vxworksae): Use ${tm_file}.
22899 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
22900 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
22901 * config/i386/vx-common.h: New file.
22903 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22905 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
22908 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
22910 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
22913 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
22917 * c-common.c (c_build_qualified_type): Set canonical type
22920 2007-04-12 Richard Guenther <rguenther@suse.de>
22922 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
22923 lower bound and element size if lower bound is not zero
22924 or either of the ARRAY_REF operands is set.
22926 2007-04-12 Richard Guenther <rguenther@suse.de>
22928 PR tree-optimization/24689
22929 PR tree-optimization/31307
22930 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
22932 * gimplify.c (canonicalize_addr_expr): To be consistent with
22933 gimplify_compound_lval only set operands two and three of
22934 ARRAY_REFs if they are not gimple_min_invariant. This makes
22935 it never at this place.
22936 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
22938 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22940 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
22941 null before emitting a .nsubspa directive.
22943 2007-04-11 Diego Novillo <dnovillo@redhat.com>
22945 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
22946 need_to_partition_p if there are no memory statements in the
22949 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22951 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
22952 (gcd_of_steps_may_divide_p): New function.
22953 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
22955 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22957 * reload.c (find_reloads_toplev, find_reloads_address,
22958 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
22959 not a pointer equality test, to decide if we need to call
22960 push_reg_equiv_alt_mem.
22962 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
22964 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
22965 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
22967 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
22969 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22971 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
22972 vector to be positive.
22974 2007-04-11 Diego Novillo <dnovillo@redhat.com>
22978 * doc/invoke.texi: Document --params max-aliased-vops and
22980 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
22981 debug_memory_partitions): Move to tree-flow.h
22982 * params.h (AVG_ALIASED_VOPS): Define.
22983 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
22985 (mp_info_t): Likewise.
22986 (get_mem_sym_stats_for): New.
22987 (set_memory_partition): Move from tree-flow-inline.h.
22988 (mark_non_addressable): Only clear the set of symbols for the
22989 partition if it exists.
22990 (dump_memory_partitions): Move from tree-ssa-operands.c
22991 (debug_memory_partitions): Likewise.
22992 (need_to_partition_p): New.
22993 (dump_mem_ref_stats): New.
22994 (debug_mem_ref_stats): New.
22995 (dump_mem_sym_stats): New.
22996 (debug_mem_sym_stats): New.
22997 (update_mem_sym_stats_from_stmt): New.
22998 (compare_mp_info_entries): New.
22999 (mp_info_cmp): Call it.
23000 (sort_mp_info): Change argument to a list of mem_sym_stats_t
23002 (get_mpt_for): Move from tree-ssa-operands.c.
23003 (find_partition_for): New.
23004 (create_partition_for): Remove.
23005 (estimate_vop_reduction): New.
23006 (update_reference_counts): New.
23007 (build_mp_info): New.
23008 (compute_memory_partitions): Refactor.
23009 Document new heuristic.
23010 Call build_mp_info, update_reference_counts,
23011 find_partition_for and estimate_vop_reduction.
23012 (compute_may_aliases): Populate virtual operands before
23013 calling debugging dumps.
23014 (delete_mem_sym_stats): New.
23015 (delete_mem_ref_stats): New.
23016 (init_mem_ref_stats): New.
23017 (init_alias_info): Call it.
23018 (maybe_create_global_var): Remove alias_info argument.
23019 Get number of call sites and number of pure/const call sites
23020 from gimple_mem_ref_stats().
23021 (dump_alias_info): Call dump_memory_partitions first.
23022 (dump_points_to_info_for): Show how many times a pointer has
23024 * opts.c (decode_options): For -O2 set --param
23025 max-aliased-vops to 500.
23026 For -O3 set --param max-aliased-vops to 1000 and --param
23027 avg-aliased-vops to 3.
23028 * fortran/options.c (gfc_init_options): Remove assignment to
23030 * tree-flow-inline.h (gimple_mem_ref_stats): New.
23031 * tree-dfa.c (dump_variable): Dump memory reference
23033 Dump NO_ALIAS* settings.
23034 (referenced_var_lookup): Tidy.
23035 (mem_sym_stats): New.
23036 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
23037 and ORIG are different SSA names for a memory partition.
23038 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
23039 * tree-flow.h (struct mem_sym_stats_d): Define.
23040 (mem_sym_stats_t): Define.
23041 (struct mem_ref_stats_d): Define.
23042 (struct gimple_df): Add field mem_ref_stats.
23043 (enum noalias_state): Define.
23044 (struct var_ann_d): Add bitfield noalias_state.
23045 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
23046 debug_mem_ref_stats, debug_memory_partitions,
23047 debug_mem_sym_stats): Declare.
23048 * tree-ssa-structalias.c (update_alias_info): Update call
23049 sites, pure/const call sites and asm sites in structure
23050 returned by gimple_mem_ref_stats.
23051 Remove local variable IS_POTENTIAL_DEREF.
23052 Increase NUM_DEREFS if the memory expression is a potential
23054 Call update_mem_sym_stats_from_stmt.
23055 If the memory references memory, call
23056 update_mem_sym_stats_from_stmt for all the direct memory
23057 symbol references found.
23058 (intra_create_variable_infos): Set noalias_state field for
23059 pointer arguments according to the value of
23060 flag_argument_noalias.
23061 * tree-ssa-structalias.h (struct alias_info): Remove fields
23062 num_calls_found and num_pure_const_calls_found.
23063 (update_mem_sym_stats_from_stmt): Declare.
23064 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
23065 Set default value to 100.
23066 (PARAM_AVG_ALIASED_VOPS): Define.
23068 2007-04-11 Richard Guenther <rguenther@suse.de>
23070 PR middle-end/31530
23071 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
23072 a * -b + c as c - a * b if we honor sign dependent rounding.
23074 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
23076 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
23077 bfin_expand_strmov.
23078 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
23079 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
23081 (initialize_trampoline): Don't use old-style function definition.
23082 (bfin_secondary_reload): Mark IN_P argument as unused.
23084 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
23086 PR tree-optimization/31343
23087 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
23088 (build_polynomial_chrec): Return a scalar when the evolution is zero.
23089 * testsuite/gcc.dg/vect/pr31343.c: New.
23091 2007-04-10 Eric Christopher <echristo@apple.com>
23093 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
23094 * config/i386/i386.md (*cmpfp0): Use.
23095 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
23096 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
23097 (fix_trunc<mode>_i386_fisttp): Ditto.
23098 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
23099 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
23100 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
23101 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
23102 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
23103 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
23104 (unnamed_splitters): Ditto.
23105 * config/i386/i386.c (output_fix_trunc): Assert that
23106 we're not being passed a TFmode operand.
23108 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
23110 PR tree-optimization/31526
23111 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
23112 n_basic_blocks to find newly added blocks.
23114 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
23116 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
23118 (fix_trunc<mode>si_sse): Ditto.
23119 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
23120 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
23121 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
23122 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
23123 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
23124 expander using SSEMODEF mode macro.
23125 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
23126 expander using SSEMODEF mode macro.
23127 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
23128 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
23129 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
23130 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
23131 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
23132 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
23133 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
23134 Macroize insn using X87MODEF mode macro.
23136 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
23138 * config/i386/sse.md (sse2_pinsrw): Removed.
23139 (sse2_pextrw): Renamed to ...
23140 (*sse2_pextrw): This.
23142 2007-04-09 Jan Hubicka <jh@suse.cz>
23145 * config/i386/sse.md
23146 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
23147 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
23148 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
23149 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
23151 2007-04-09 Jan Hubicka <jh@suse.cz>
23153 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
23154 multiple fields of union.
23156 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
23158 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
23159 (create_preheaders): Check that loops are available.
23160 (fix_loop_structure): Clean up, improve comments.
23161 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
23162 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
23164 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
23165 * predict.c (tree_estimate_probability): Do not call
23166 calculate_dominance_info. Call create_preheaders.
23167 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
23168 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
23170 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
23171 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
23172 * tree-cfg.c (tree_split_edge): Make an assert more precise.
23173 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
23176 2007-04-08 Jan Hubicka <jh@suse.cz>
23178 * tree.h (maybe_fold_offset_to_component_ref): Declare.
23179 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
23180 * fold-const.c (fold_unary): Use it.
23182 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
23184 * varasm.c (assemble_variable): Remove call to
23185 lang_hooks.decls.prepare_assemble_variable.
23186 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
23187 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
23188 * langhooks.h (lang_hooks_for_decls): Remove
23189 prepare_assemble_variable.
23191 2007-04-08 Mike Stump <mrs@apple.com>
23193 * config/i386/i386.c: Use inc/dec on Core2.
23195 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
23197 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
23198 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
23199 lhd_tree_inlining_end_inlining): Remove.
23200 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
23201 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
23202 end_inlining hooks.
23203 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
23204 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
23205 lhd_tree_inlining_end_inlining): Remove prototypes.
23206 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
23207 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
23208 LANG_HOOKS_TREE_INLINING_START_INLINING,
23209 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
23211 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
23214 2007-04-08 Anatoly Sokolov <aesok@post.ru>
23217 * config/avr/predicates.md (io_address_operand): Delete predicate.
23218 (low_io_address_operand): Don't use 'mode' argument.
23219 (higth_io_address_operand): Rename ...
23220 (high_io_address_operand): ... to this. Don't use 'mode' argument.
23221 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
23224 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
23226 Revert change removing staticp.
23228 2007-04-07 Anatoly Sokolov <aesok@post.ru>
23231 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
23234 2007-04-07 Bruce Korb <bkorb@gnu.org>
23236 * c.opt: Add -Wformat-contains-nul.
23237 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
23239 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
23240 the NUL byte warning.
23242 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
23244 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
23246 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
23248 * tree.c (staticp): No longer use staticp langhook.
23249 * langhooks.c (lhd_staticp): Removed.
23250 * langhooks.h (struct lang_hooks): Remove staticp.
23251 * c-common.c (c_staticp): Remove.
23252 * c-common.h (c_staticp): Ditto.
23253 * langhooks-defs.h (lhd_staticp): Ditto.
23254 (LHD_HOOKS_STATICP): Ditto
23255 * tree.h (gcc_assert_lowered): New macro.
23257 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
23259 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
23260 argument "reliable".
23261 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
23262 Add argument "reliable". Propagate it through calls.
23263 (infer_loop_bounds_from_undefined): Derive number of iterations
23264 estimates from references in blocks that do not dominate loop latch.
23265 (gcov_type_to_double_int): New function.
23266 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
23267 and expected_loop_iterations_unbounded.
23268 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
23269 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
23270 * tree-data-ref.c (estimated_loop_iterations): Export.
23271 (get_references_in_stmt): Fix -- do not return addresses of local
23273 * cfgloop.h (expected_loop_iterations_unbounded,
23274 estimated_loop_iterations): Declare.
23276 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
23278 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
23280 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
23282 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
23283 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
23284 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
23285 Use output_387_reg_move().
23286 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
23287 expander using X87MODEF12 mode macro.
23288 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
23289 choosing register preferences. Use output_387_reg_move().
23290 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
23291 instead of "x". Use output_387_reg_move().
23292 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
23293 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
23294 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
23295 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
23296 Use output_387_reg_move().
23297 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
23299 (*truncxf?f_i387 splitter): Ditto.
23301 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
23303 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
23304 LANG_HOOKS_SAFE_FROM_P.
23305 * expr.c (safe_from_p): Remove langhook call.
23306 * langhooks.h (lang_hooks): Remove safe_from_p.
23307 (lhd_safe_from_p): Remove prototype.
23308 * langhooks.c (lhd_safe_from_p): Remove.
23310 2007-04-06 Jan Hubicka <jh@suse.cz>
23312 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
23315 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
23317 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
23318 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
23319 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
23320 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
23322 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
23323 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
23325 2007-04-05 Richard Henderson <rth@redhat.com>
23327 * config/alpha/alpha.c (print_operand) [+]: Remove.
23328 (alpha_end_function): Print nop if call at end of function.
23329 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
23330 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
23331 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
23332 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
23333 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
23334 the call pattern. Update peepholes to match.
23336 2007-04-05 Janis Johnson <janis187@us.ibm.com>
23338 * doc/extend.texi (Other Builtins): Add decimal float variants
23340 * builtins.def: Ditto.
23341 * builtins.c (expand_builtin): Ditto.
23343 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
23344 H.J. Lu <hongjiu.lu@intel.com>
23347 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
23348 of V8HImode when calling ix86_binary_operator_ok.
23349 (sse2_pmaddwd): Call ix86_binary_operator_ok.
23350 (sdot_prodv8hi): Operands 1 and 2 must be register.
23352 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
23354 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
23355 initialize align to silence bogus warning.
23357 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
23359 PR middle-end/22156
23360 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
23362 (struct sra_walk_fns): Remove use_all parameter from use.
23363 (sra_hash_tree): Handle BIT_FIELD_REFs.
23364 (sra_elt_hash): Don't hash bitfld blocks.
23365 (sra_elt_eq): Skip them in parent compares as well. Handle
23367 (sra_walk_expr): Don't maintain or pass down use_all_p.
23368 (scan_use): Remove use_all parameter.
23369 (scalarize_use): Likewise. Re-expand assignment to
23370 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
23371 output, and re-scalarize after output. Don't mark anything
23373 (scalarize_ldst): Adjust.
23374 (scalarize_walk_gimple_modify_statement): Likewise.
23375 (build_element_name_1): Handle BIT_FIELD_REFs.
23376 (instantiate_element): Don't warn for any element whose parent
23377 is used as a whole.
23378 (instantiate_missing_elements_1): Return the sra_elt.
23379 (canon_type_for_field): New.
23380 (try_instantiate_multiple_fields): New.
23381 (instantiate_missing_elemnts): Use them.
23382 (mark_no_warning): Removed.
23383 (generate_one_element_ref): Handle BIT_FIELD_REFs.
23384 (REPLDUP, sra_build_elt_assignment): New.
23385 (generate_copy_inout): Use them.
23386 (generate_element_copy): Likewise. Handle bitfld differences.
23387 (generate_element_zero): Don't recurse for blocks. Use
23388 sra_build_elt_assignment.
23389 (generate_one_element_int): Take elt instead of var. Use
23390 sra_build_elt_assignment.
23391 (generate_element_init_1): Adjust.
23392 (scalarize_use, scalarize_copy): Use REPLDUP.
23393 (scalarize_ldst): Move assert before dereference.
23394 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
23396 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
23398 * regmove.c: Fix unused variable warnings due to previous commit.
23400 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
23402 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
23403 (regmove_bb_head): Remove.
23404 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
23405 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
23406 problems with fixup_match_1.
23407 Don't initialize/free regmove_bb_head.
23409 (reg_is_remote_constant_p): If an insn is in the same basic block
23410 but not before INSN, consider it remote, too.
23412 2007-04-05 Anatoly Sokolov <aesok@post.ru>
23415 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
23416 DECL_ASSEMBLER_NAME, not the DECL_NAME.
23418 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
23420 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
23421 (CONDITIONAL_REGISTER_USAGE): Likewise.
23423 2007-04-04 Richard Henderson <rth@redhat.com>
23425 * config/alpha/lib1funcs.asm: Remove unused file.
23427 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
23430 * opts.c (print_specific_help): Fix --help=<language>
23432 (common_handle_option): Support --help=common.
23434 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
23437 * gcc.c (main): Do not run the linker if
23438 print_subprocess_help indicates that it shouldn't be
23441 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
23444 * doc/invoke.texi (--help=): Document <languages> value, fix
23445 formatting in tables of values.
23447 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
23449 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
23450 dllimport attribute of virtual methods.
23452 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
23454 * config/score/crti.asm: Change _bss_start to __bss_start.
23455 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
23456 (OUTGOING_REG_PARM_STACK_SPACE) update.
23457 * config/score/score.opt: add options to make backend support
23458 score5, score5u, score7 and score7d.
23459 * config/score/score.md: Likewise.
23460 * config/score/misc.md: Likewise.
23461 * config/score/mac.md: Likewise.
23462 * doc/invoke.texi: Likewise.
23463 * doc/md.texi: update constraints define.
23465 2007-04-03 Richard Henderson <rth@redhat.com>
23467 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
23468 an appropriate type, use the mode instead.
23470 2007-04-03 Richard Sandiford <richard@codesourcery.com>
23472 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
23473 Set the default --with-arch setting to mips2.
23474 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
23475 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
23476 (MULTILIB_OSDIRNAMES): Delete.
23477 (MULTILIB_DIRNAMES): Define.
23478 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
23479 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
23480 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
23481 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
23482 VXWORKS_OS_CPP_BUILTINS.
23483 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
23484 (MIPS_DEBUGGING_INFO): Undefine.
23485 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
23487 2007-04-03 Jakub Jelinek <jakub@redhat.com>
23489 PR middle-end/30704
23490 * fold-const.c (native_encode_real): Encode real.c provided longs
23491 as a series of 32-bit native integers.
23492 (native_interpret_real): Interpret buffer as a series of 32-bit
23495 2007-04-03 Richard Guenther <rguenther@suse.de>
23497 * genpreds.c (write_insn_constraint_len): Write function
23498 optimized for CONSTRAINT_LEN implementation.
23499 (write_tm_preds_h): Output insn_constraint_len inline and
23500 use it for CONSTRAINT_LEN.
23501 (write_insn_preds_c): Don't output insn_constraint_len.
23502 * doc/md.texi (define_register_constraint): Document multi-letter
23503 constraints shall have the same length if they start with the same
23506 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
23509 * config/i386/i386.md (isinf<mode>2): Expand only when
23510 TARGET_C99_FUNCTIONS is set.
23512 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
23514 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
23515 (x86_64-*-linux*): Ditto.
23516 * config/i386/i386.opt (mpc): New option.
23517 * config/i386/i386.c (overrride_options): Handle
23518 ix87_precision_string.
23519 * config/i386/crtprec.c: New file.
23520 * config/i386/t-crtpc: Ditto.
23521 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
23522 and -mpc80 options.
23523 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
23524 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
23525 crtprec32.o, crtprec64.o and crtprec80.o.
23527 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
23528 and -mpc80 options.
23529 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
23531 2007-04-02 Eric Christopher <echristo@apple.com>
23533 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
23534 limitations on darwin.
23536 2007-04-02 Anatoly Sokolov <aesok@post.ru>
23539 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
23541 2007-04-02 Dave Korn <dave.korn@artimi.com>
23543 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
23545 2007-04-02 Dave Korn <dave.korn@artimi.com>
23547 * libgcc2.h (exception_descriptor): Don't forward-declare.
23548 (__get_eh_table_language, __get_eh_table_version): Delete
23549 prototypes of long-dead functions.
23551 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
23553 * ebitmap.h: New file
23554 * ebitmap.c: New file
23555 * Makefile.in (ebitmap.o): New target.
23557 2007-04-01 Jan Hubicka <jh@suse.cz>
23559 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
23560 before very first instruction.
23562 2007-04-01 Jan Hubicka <jh@suse.cz>
23564 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
23565 waring on 64bit hosts.
23566 * bitmap.h: Fix typo in bitmap_head_def.
23568 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
23570 PR rtl-optimization/31391
23571 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
23572 into a DELETED_LABEL note, and the label is in an empty basic
23573 block, update BB_END as well as BB_HEAD.
23575 2007-04-01 Richard Henderson <rth@redhat.com>
23577 PR tree-optimization/31169
23578 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
23579 to varying if the range is outside [0, prec-1].
23581 2007-04-01 Richard Sandiford <richard@codesourcery.com>
23584 * config/mips/mips.md (load_const_gp): New insn.
23585 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
23586 the MIPS16 GP pseudo register if no_new_pseudos.
23587 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
23589 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
23592 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
23594 (call_value): Likewise.
23596 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
23597 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23600 * doc/invoke.texi: (optimization options): Reword description
23601 of -ffast-math. Document its primary purpose.
23603 2007-03-31 Richard Guenther <rguenther@suse.de>
23605 * omp-low.c (splay-tree.h): Include.
23606 (lookup_decl): Replace splay-tree usage by pointer-map.
23607 (maybe_lookup_decl): Likewise.
23608 (new_omp_context): Likewise.
23609 (delete_omp_context): Likewise.
23610 * gimplify.c (splay-tree.h): Include.
23611 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
23613 (remap_ssa_name): Likewise.
23614 (remap_decl): Likewise.
23615 (remap_type_1): Likewise.
23616 (remap_type): Likewise.
23617 (copy_body_r): Likewise.
23618 (expand_call_inline): Likewise.
23619 (clone_body): Likewise.
23620 (copy_tree_r): Likewise.
23621 (remap_save_expr): Likewise.
23622 (unsave_r): Likewise.
23623 (unsave_expr_now): Likewise.
23624 (tree_function_versioning): Likewise.
23625 (build_duplicate_type): Likewise.
23626 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
23627 (struct copy_body_data): Replace splay-tree by pointer-map.
23628 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
23629 not $(SPLAY_TREE_H).
23630 (gimplify.o): Depend on $(SPLAY_TREE_H).
23631 (omp-low.p): Likewise.
23633 2007-03-31 Anatoly Sokolov <aesok@post.ru>
23635 * config/avr/predicates.md (even_register_operand,
23636 odd_register_operand): New predicates.
23637 * config/avr/avr.md (movw peephole2): New.
23638 (movw_r peephole2): New.
23640 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
23642 * tree.h (get_signed_or_unsigned_type): New.
23643 * fold-const.c (operand_equal_for_comparison_p): Use
23644 get_signed_or_unsigned_type instead of
23645 lang_hooks.types.signed_or_unsigned_type.
23646 * expr.c (store_expr): Ditto.
23647 * langhooks.c (get_signed_or_unsigned_type): New.
23648 (lhd_signed_or_unsigned_type): New.
23649 * langhooks.h (lhd_signed_or_unsigned_type): New.
23650 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
23652 2007-03-30 Richard Henderson <rth@redhat.com>
23654 * tree-ssa-loop-ivopts.c: Include target.h.
23655 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
23656 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
23657 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
23658 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
23660 2007-03-30 Richard Henderson <rth@redhat.com>
23661 Kai Tietz <kai.tietz@onevision.com>
23663 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
23664 default for 64-bit.
23665 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
23666 (TARGET_64BIT_MS_ABI): New.
23667 (DBX_REGISTER_NUMBER): Handle 64-bit.
23668 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
23669 (LONG_TYPE_SIZE): Force to 32.
23670 (REG_PARM_STACK_SPACE): New.
23671 (OUTGOING_REG_PARM_STACK_SPACE): New.
23672 (REGPARM_MAX, SSE_REGPARM_MAX): New.
23673 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
23674 (STACK_BOUNDARY): Use 128 for 64-bit.
23675 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
23676 Add 64-bit implementation.
23677 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
23679 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
23680 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
23681 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
23682 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
23683 (ix86_handle_cconv_attribute): Don't warn when ignoring if
23684 TARGET_64BIT_MS_ABI.
23685 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
23686 (ix86_pass_by_reference): Likewise.
23687 (ix86_function_value_regno_p): Likewise.
23688 (ix86_build_builtin_va_list): Likewise.
23689 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
23690 (function_arg_advance_ms_64): New.
23691 (function_arg_advance): Call it.
23692 (function_arg_ms_64): New.
23693 (function_arg): Call it.
23694 (function_value_ms_64): New.
23695 (ix86_function_value_1): Call it.
23696 (return_in_memory_ms_64): New.
23697 (ix86_return_in_memory): Call it.
23698 (setup_incoming_varargs_ms_64): New.
23699 (ix86_setup_incoming_varargs): Call it.
23700 (ix86_expand_prologue): Handle 64-bit stack probing.
23701 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
23702 (output_pic_addr_const): Likewise.
23703 (x86_this_parameter): Likewise.
23704 (x86_output_mi_thunk): Likewise.
23705 (x86_function_profiler): Likewise.
23706 (TARGET_STRICT_ARGUMENT_NAMING): New.
23707 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
23708 (TARGET_64BIT_MS_ABI): New.
23709 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
23710 * config/i386/i386.md (allocate_stack_worker): Remove.
23711 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
23712 describe the clobber of eax without a match_scratch.
23713 (allocate_stack_worker_postreload): Remove.
23714 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
23715 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
23716 (allocate_stack_worker_rex64_postreload): Remove.
23717 (allocate_stack): Handle 64-bit.
23718 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
23719 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
23720 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
23721 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
23722 (STANDARD_STARTFILE_PREFIX_1): Likewise.
23723 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
23724 * config.build (x86_64-*-mingw*): New host.
23725 * config.host (x86_64-*-mingw*): New host.
23726 * config.gcc (x86_64-*-mingw*): New target.
23727 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
23729 2007-03-30 Richard Henderson <rth@redhat.com>
23730 Kai Tietz <kai.tietz@onevision.com>
23732 * c-pragma.c (struct def_pragma_macro_value): New.
23733 (struct def_pragma_macro): New.
23734 (pushed_macro_table): New.
23735 (dpm_hash, dpm_eq): New.
23736 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
23737 (init_pragma): Install them.
23738 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
23740 2007-03-30 Anatoly Sokolov <aesok@post.ru>
23742 * config/avr/avr.c (avr_override_options): Clear
23743 'flag_delete_null_pointer_checks'.
23745 2007-03-30 Paolo Carlini <pcarlini@suse.de>
23748 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
23749 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
23750 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
23751 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
23752 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
23753 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
23754 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
23756 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
23758 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
23760 * regmove.c: Move all of pass_stack_adjustments from here...
23761 * combine-stack-adj.c: ...to this new file.
23762 * Makefile.in: Add rules for combine-stack-adj.o.
23764 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
23766 PR tree-optimization/31383
23767 * tree-data-ref.c (affine_function_equal_p): Do not require the
23768 vectors to have the same length.
23770 2007-03-30 Jan Hubicka <jh@suse.cz>
23772 PR middle-end/30700
23773 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
23774 availablility; add more sanity checking; ask varpool only about
23777 2007-03-29 Richard Henderson <rth@redhat.com>
23779 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
23780 to decide, but __SIZEOF_LONG_LONG__.
23782 2007-03-29 Richard Henderson <rth@redhat.com>
23784 * emutls.c (struct __emutls_array): New.
23785 (emutls_destroy): Use it instead of casting element 0 from void*.
23786 (__emutls_get_address): Likewise.
23788 2007-03-29 Richard Henderson <rth@redhat.com>
23790 * varasm.c (initializer_constant_valid_p): Don't deny
23791 DECL_DLLIMPORT_P on functions.
23793 * config/i386/cygming.h: Remove function declarations.
23794 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
23795 (ASM_OUTPUT_LABELREF): Remove.
23796 (COMMON_ASM_OP): Remove.
23797 (ASM_OUTPUT_COMMON): Remove.
23798 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
23799 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
23800 (ASM_DECLARE_FUNCTION_NAME): Likewise.
23801 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
23802 Rename from TARGET_ENCODE_SECTION_INFO.
23803 * config/i386/netware.h: Likewise.
23804 * config/i386/i386-protos.h: Update.
23805 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
23806 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
23807 (legitimate_constant_p): Reject dllimports.
23808 (dllimport_map, get_dllimport_decl): New.
23809 (legitimize_dllimport_symbol): New.
23810 (legitimize_address, ix86_expand_move): Use it.
23811 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
23812 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
23813 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
23814 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
23815 * config/i386/predicates.md (constant_call_address_operand): Only
23816 accept symbols; reject dllimport_p symbols.
23817 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
23818 i386_pe_maybe_record_exported_symbol.
23819 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
23820 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
23821 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
23822 trust the setting of DECL_DLLIMPORT_P.
23823 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
23824 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
23825 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
23826 tidy the argument scanning loop.
23827 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
23828 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
23829 (i386_pe_strip_name_encoding): Remove.
23830 (i386_pe_binds_local_p): New.
23831 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
23832 (i386_pe_output_labelref): Remove.
23833 (i386_pe_asm_output_aligned_decl_common): New.
23834 (i386_pe_maybe_record_exported_symbol): Rename from
23835 i386_pe_record_exported_symbol; check for dllexported symbols.
23837 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
23839 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
23840 add comment explaining why vsnprintf cannot be used.
23842 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
23844 PR tree-optimization/30666
23845 * tree.c (build_complex_type): When creating type names for DWARF2
23846 debug info, create TYPE_DECLs for TYPE_NAME instead of
23848 (build_common_tree_nodes_2): Use build_complex_type when building
23849 predefined complex types, to preserve canonical types.
23851 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
23853 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
23854 (noce_get_alt_condition): Look at it to determine whether to
23855 reverse the condition or not.
23856 (noce_get_condition): Substitute the truth for lies.
23857 (noce_find_if_block): Set the then_else_reversed field.
23859 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
23861 * config/fr30/fr30.md (movdi): Do not accept immediates as the
23862 destination of this insn.
23863 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
23864 than calling gen_rtx_SET directly. Use r0 to hold the value of
23865 'address + 4' rather than a stack based temporary which can be
23866 mis-optimized away.
23868 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
23870 * config/s390/s390.c (s390_secondary_input_reload_class,
23871 s390_secondary_output_reload_class): Functions removed.
23872 (s390_secondary_reload): New function.
23873 (TARGET_SECONDARY_RELOAD): Target macro defined.
23874 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
23875 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
23876 * config/s390/s390.md ("reload_outti", "reload_outdi",
23877 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
23878 "reload_out<mode>"): Expanders removed.
23879 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
23880 "reload<mode>_nonoffmem_out"): Expanders added.
23882 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
23884 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
23885 action if SRC->DEST replacement failed anyway.
23887 2007-03-28 Mike Stump <mrs@apple.com>
23889 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
23890 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
23891 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
23893 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
23895 * config.gcc: Accept barcelona as a variant of amdfam10.
23896 * config/i386/i386.c (override_options): Likewise.
23897 * doc/invoke.texi: Likewise.
23899 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
23901 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
23902 offsets for BIT_FIELD_REF and COMPONENT_REF.
23904 2007-03-28 Richard Guenther <rguenther@suse.de>
23906 * tree.c (is_global_var): Move ...
23907 * tree-flow-inline.h (is_global_var): ... here.
23908 * tree.h (is_global_var): Remove declaration.
23910 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
23912 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
23914 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
23915 * config/i386/i386.c (ix86_tune_features): Initialize new
23917 * config/i386/predicates.md (promotable_binary_operator): Use
23918 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
23920 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
23923 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
23925 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
23927 * config/fr30/fr30.md (movsi_internal): Change destination
23928 constraint from m to V and add m to the end.
23930 2007-03-28 Christian Bruel <christian.bruel@st.com>
23932 * config/sh/sh.md (movsi_i): Fix type attribute.
23934 2007-03-28 Christian Bruel <christian.bruel@st.com>
23936 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
23937 (movsf_ie): Likewise.
23939 2007-03-28 Christian Bruel <christian.bruel@st.com>
23941 * config.gcc: Add sh4-300 to multilib.
23942 * config/sh/t-mlib-sh4-300: New file.
23944 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
23946 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
23947 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
23948 fix_trunc<mode>di2.
23949 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
23950 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
23951 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
23952 "fixuns_trunctddi2"): Whitespace fix.
23954 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
23956 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
23957 the definition of struct sh_args.
23958 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
23959 CALL_COOKIE_INT_REG_GET): Likewise.
23961 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
23963 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
23964 transformations are applied successfully.
23966 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
23968 * tree.c (tree_contains_struct): Permit 512 tree codes.
23969 * tree.h (tree_contains_struct): Ditto.
23970 (MAX_TREE_CODES): Ditto.
23971 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
23972 SPARE member to store remaining padding bits.
23974 2007-03-27 Anatoly Sokolov <aesok@post.ru>
23976 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
23979 2007-03-27 Janis Johnson <janis187@us.ibm.com>
23981 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
23982 * configure: Regenerate.
23984 * configure: Regenerate using the correct version of autoconf.
23986 2007-03-27 Anatoly Sokolov <aesok@post.ru>
23988 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
23990 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
23991 regs to "__SP_L__" and "__SP_H__".
23993 2007-03-27 Richard Guenther <rguenther@suse.de>
23995 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
23996 computations with it with a HOST_WIDE_INT variable.
23998 2007-03-26 Mike Stump <mrs@apple.com>
24000 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
24001 objective-c-header, objective-c++-header and objc++-cpp-output
24003 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
24005 2007-03-26 Richard Henderson <rth@redhat.com>
24008 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
24009 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
24010 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
24011 IX86_BUILTIN_PSRLQ128): New.
24012 (ix86_init_mmx_sse_builtins): Add them.
24013 (ix86_expand_builtin): Expand them.
24014 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
24015 operand 2 be TImode.
24016 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
24017 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
24018 _mm_srli_epi64): Mark __B const.
24019 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
24020 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
24021 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
24022 new two-vector shift builtins.
24024 2007-03-26 Ian Lance Taylor <iant@google.com>
24026 PR tree-optimization/31345
24027 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
24028 [+INF, +INF(OVF)] into VARYING.
24030 2007-03-26 Zack Weinberg <zackw@panix.com>
24032 * gengtype-parse.c: New file.
24033 * gengtype-yacc.y: Delete.
24034 * gengtype-lex.l: Don't include gengtype-yacc.h.
24035 Define YY_DECL and yyterminate appropriately for recursive
24036 descent parser. yylval is now a string out-parameter to yylex.
24037 (HWS, EOID): New shorthand.
24038 (IWORD): Add a couple more types.
24039 (yylex): Add a setup stanza. Remove the complex rules for
24040 detecting GTY'ed types and typedefs; replace with simple
24041 keyword detectors. Adjust everything for the changed
24042 definition of yylval. Ignore all pp-directives, not just #define.
24044 (parse_file): Rename yybegin; do not call yyparse.
24046 * gengtype.c (xasprintf): Export again.
24047 (this_file): New. Use everywhere __FILE__ was being used.
24048 (get_lang_bitmap): Special case types defined in gengtype.c.
24049 (do_typedef, new_structure): Suppress definition of certain types.
24050 (new_structure): Improve diagnostics of duplicate definitions.
24051 Make sure location_s is associated with input.h.
24052 (nreverse_pairs, define_location_structures): New functions.
24053 (main): Improve tagging of kludge types. Remove old kludges
24054 for input.h types; use define_location_structures.
24055 * gengtype.h: Update prototypes. Define token codes here.
24056 * Makefile.in: Remove all references to gengtype-yacc.
24057 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
24059 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
24060 add GTY((skip)) to the field that's only conditionally there.
24061 * doc/install.texi: Document that Bison is no longer required
24062 unless building treelang.
24064 * gengtype.c: Don't include gtyp-gen.h.
24065 (srcdir): Declare here.
24066 (base_files, lang_dir_names): Allocate dynamically.
24067 (gt_files, num_gt_files, num_lang_dirs): New globals.
24068 (measure_input_list, read_input_line, read_input_list)
24069 (set_lang_bitmap): New functions.
24070 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
24071 simplify, relying on read_input_list to set up the bitmaps.
24072 (main): Arguments are no longer unused. Check for correct number
24073 of command line arguments, set srcdir and srcdir_len, then call
24074 read_input_list, before doing anything else. No need to worry
24075 about duplicates in main loop.
24076 * configure.ac: Simplify the calculation of all_gtfiles.
24077 Put language tags in there. Don't set or substitute
24078 all_gtfiles_files_langs or all_gtfiles_files_frags.
24079 * Makefile.in: Revamp the way gengtype is invoked, now that it
24080 takes a file on its command line with a much simpler format.
24081 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
24082 (GTFILES): Remove duplicates and C source files.
24083 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
24084 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
24085 * configure: Regenerate.
24087 * gengtype.h: Remove all type definitions to gengtype.c; leave
24088 only definitions of options_p, type_p, and pair_p as opaque
24089 pointers. Update prototypes.
24090 * gengtype.c: Many type definitions moved here from gengtype.h.
24091 Consolidate type definitions at the top of the file.
24092 (xvasprintf): Delete.
24093 (xasprintf): Make static.
24094 (create_nested_pointer_option): Add 'next' parameter.
24095 (create_field_all, create_field_at): New functions.
24096 (create_field): Now a thin wrapper around create_field_all.
24097 (create_optional_field): Rename create_optional_field_ and add
24098 line argument. Original name is now a macro which supplies
24100 (oprintf): Use vsnprintf directly.
24101 (close_output_files): Use fatal rather than perror/exit.
24102 (note_def_vec, note_def_vec_alloc): Use create_field_at.
24103 (main): Set progname. Don't use exit.
24104 * gengtype-yacc.y (struct_fields): Use create_field_at.
24105 (option, optionseqopt): Delete.
24106 (optionseq): Consolidate productions from option here so we
24107 can use the first argument to create_option.
24109 * gengtype-lex.l: Distinguish unions from structures in the
24110 token type. Don't call find_structure; return the tag as a string.
24111 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
24112 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
24113 string. Reorganize typedef_struct production accordingly.
24114 Use create_nested_ptr_option.
24115 * gengtype.c (create_nested_ptr_option): New function.
24116 * gengtype.h: Declare it.
24118 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
24119 (string_type): Don't declare.
24120 (do_scalar_typedef): Declare.
24121 (create_scalar_type): Update prototype.
24122 * gengtype.c (string_type): Make static.
24123 (scalar_nonchar, scalar_char): New.
24124 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
24125 (resolve_typedef): Use scalar_nonchar for error recovery.
24126 (create_scalar_type): Remove name_len field. Return scalar_char
24127 or scalar_nonchar as appropriate.
24128 (adjust_field_type): Look at scalar_is_char boolean to decide whether
24129 to use string_type.
24130 (throughout): Use scalar_nonchar instead of calling
24131 create_scalar_type, whenever possible.
24132 (main): Initialize scalar_char and scalar_nonchar before calling
24134 * gengtype-lex.l: Adjust for removal of second argument to
24135 create_scalar_type. Use yylval.s instead of yylval.t when
24137 * gengtype-yacc.y: Type of SCALAR is string. Call
24138 create_scalar_type from type:SCALAR rule. Adjust for removal of
24139 second argument to create_scalar_type.
24141 * vec.h: Remove all #if IN_GENGTYPE blocks.
24142 Add comment saying that changes may require adjustments to gengtype.
24143 * gengtype.c: Don't include coretypes.h or tm.h.
24144 Add comment to inclusion of errors.h.
24145 (note_def_vec, note_def_vec_alloc): New functions.
24146 * gengtype.h: Declare new functions.
24147 * gengtype-lex.l: Don't include coretypes.h.
24148 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
24150 (update_lineno): Remove unnecessary prototype.
24151 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
24152 (VEC rule): Just return VEC_TOKEN.
24153 * gengtype-yacc.y (VEC_TOKEN): New token type.
24154 (type): Add a production for VEC(a,b).
24155 * Makefile.in: Update dependencies.
24157 * gengtype-lex.l: Remove rules for parsing pointer-to-function
24158 typedefs that use the old PARAMS macro.
24160 * gengtype-lex.l: Remove all rules and states relating to yacc
24162 * gengtype-yacc.y: Similarly.
24163 * gengtype.c (note_yacc_type): Delete function.
24164 * gengtype.h: Update prototypes.
24166 2007-03-26 Joseph Myers <joseph@codesourcery.com>
24168 * tree-pretty-print.c (dump_generic_node): Report precision of
24169 unnamed integer types.
24171 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
24173 * ifcvt.c (noce_try_store_flag_constants): Don't check
24174 no_new_pseudos here.
24175 (noce_try_store_flag_constants): Don't check no_new_pseudos.
24176 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
24177 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
24178 noce_try_sign_mask): Likewise.
24179 (if_convert): Check no_new_pseudos here.
24181 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
24183 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
24184 (noce_get_condition): Handle new then_else_reversed argument.
24185 (noce_init_if_info): Remove, fold into noce_find_if_block.
24186 (noce_process_if_block): Take a struct noce_if_info as the
24187 argument. Don't set up one based on ce_if_info. Update pointer
24188 references accordingly.
24189 (cond_move_process_if_block): Likewise.
24190 (process_if_block): Removed.
24191 (find_if_block): Removed. Move functionality two new functions,
24192 noce_find_if_block and cond_exec_find_if_block.
24193 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
24194 blocks and the symmetric IF-ELSE-JOIN case.
24195 (cond_exec_find_if_block): Also new function mostly based on old
24196 find_if_block and process_if_block.
24197 (find_if_header): Replace find_if_block call with separately
24198 guarded calls to noce_find_if_block and cond_exec_find_if_block.
24199 (find_cond_trap): Update noce_get_condition call.
24200 (dead_or_predicable): Likewise.
24202 2007-03-26 Jakub Jelinek <jakub@redhat.com>
24204 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
24206 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
24207 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
24208 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
24209 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
24210 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
24211 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
24212 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
24213 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
24214 __builtin_ia32_psrad128 builtins.
24216 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
24218 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
24219 * config/i386/constraints.md
24220 (define_constraint "I"): Use IN_RANGE macro.
24221 (define_constraint "J"): Ditto.
24222 (define_constraint "K"): Ditto.
24223 (define_constraint "M"): Ditto.
24224 (define_constraint "N"): Ditto.
24225 (define_constraint "O"): Ditto.
24226 * config/i386/predicates.md
24227 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
24228 (define_predicate "const_0_to_3_operand"): Ditto.
24229 (define_predicate "const_0_to_7_operand"): Ditto.
24230 (define_predicate "const_0_to_15_operand"): Ditto.
24231 (define_predicate "const_0_to_63_operand"): Ditto.
24232 (define_predicate "const_0_to_255_operand"): Ditto.
24233 (define_predicate "const_1_to_31_operand"): Ditto.
24234 (define_predicate "const_2_to_3_operand"): Ditto.
24235 (define_predicate "const_4_to_7_operand"): Ditto.
24237 2007-03-25 David Edelsohn <edelsohn@gnu.org>
24239 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
24240 in SImode for save_world.
24241 * config/rs6000/altivec.md (save_world, restore_world): Convert to
24244 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
24246 PR tree-optimization/30784
24247 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
24250 2007-03-25 Revital Eres <eres@il.ibm.com>
24252 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
24253 Fold movement_possibility function into it.
24255 2007-03-25 David Edelsohn <edelsohn@gnu.org>
24257 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
24258 (load_macho_picbase_{si,di}): Convert to LR hard reg.
24259 (call_indirect_nonlocal_darwin64): Same.
24260 (call_nonlocal_darwin64): Same.
24261 (call_value_indirect_nonlocal_darwin64): Same.
24262 (call_value_nonlocal_darwin64): Same.
24263 (sibcall_nonlocal_darwin64): Same.
24264 (sibcall_value_nonlocal_darwin64): Same.
24265 (sibcall_symbolic_64): Same.
24266 (sibcall_value_symbolic_64): Same.
24267 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
24269 (rs6000_emit_load_toc_table): Same.
24270 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
24271 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
24273 (divss_call): Same.
24274 (divus_call): Same.
24275 (quoss_call): Same.
24276 (quous_call): Same.
24277 (load_toc_v4_pic_si): Same
24278 (load_toc_v4_PIC_1): Same.
24279 (load_toc_v4_PIC_1b): Same.
24280 (call_indirect_aix{32,64}): Same.
24281 (call_value_indirect_aix{32,64}): Same.
24283 (call_value): Same.
24284 (call_local{32,64}): Same.
24285 (call_value_local{32,64}): Same.
24286 (call_indirect_nonlocal_aix{32,64}): Same.
24287 (call_nonlocal_aix{32,64}): Same.
24288 (call_value_indirect_nonlocal_aix{32,64}): Same.
24289 (call_value_nonlocal_aix{32,64}): Same.
24290 (call_indirect_nonlocal_sysv<mode>): Same.
24291 (call_nonlocal_sysv<mode>): Same.
24292 (call_value_indirect_nonlocal_sysv<mode>): Same.
24293 (call_value_nonlocal_sysv<mode>): Same.
24295 (sibcall_local{32,64}): Same.
24296 (sibcall_value_local{32,64}): Same.
24297 (sibcall_nonlocal_aix{32,64}): Same.
24298 (sibcall_value_nonlocal_aix{32,64}): Same.
24299 (sibcall_nonlocal_sysv<mode>): Same.
24300 (sibcall_value): Same.
24301 (sibcall_value_nonlocal_sysv<mode>): Same.
24303 2007-03-24 Paul Brook <paul@codesourcery.com>
24305 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
24306 * config/arm/linux-eabi.h: Remove legacy syscall hack.
24308 2007-03-24 Richard Henderson <rth@redhat.com>
24310 * config/ia64/constraints.md: New file.
24311 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
24312 satisfies_constraint_?.
24313 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
24314 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
24315 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
24316 ia64_output_mi_thunk): Likewise.
24317 (ia64_const_ok_for_letter_p): Remove.
24318 (ia64_const_double_ok_for_letter_p): Remove.
24319 (ia64_extra_constraint): Remove.
24320 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
24321 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
24322 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
24323 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
24324 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
24325 EXTRA_MEMORY_CONSTRAINT): Remove.
24326 * config/ia64/ia64.md: Include constriants.md. Replace
24327 CONST_OK_FOR_? with satisfies_constraint_?.
24329 2007-03-23 Michael Meissner <michael.meissner@amd.com>
24330 H.J. Lu <hongjiu.lu@intel.com>
24332 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
24334 (name macros): Use DPD_BID_NAME to convert names properly.
24336 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
24337 decimal floating point format.
24338 (init_floating_libfuncs): Change decimal functions so that they
24339 have a "bid_" prefix if the decimal system uses the BID format,
24340 and "dpd_" prefix if the decimal system uses the DPD format.
24341 (init_interclass_conv_libfuncs): Ditto.
24342 (init_intraclass_conv_libfuncs): Ditto.
24344 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
24345 using the BID format.
24347 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
24348 whether we are using the BID decimal format.
24349 * configure: Regenerate.
24351 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
24352 the compiler has decimal floating point enabled. Define
24353 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
24356 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
24357 using the BID format.
24359 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
24360 whether we are using the BID decimal format.
24361 * configure: Regenerate.
24363 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
24364 the compiler has decimal floating point enabled. Define
24365 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
24368 * doc/install.texi (--enable-decimal-float): Document BID and DPD
24369 options, and that it is enabled for i386/x86_64 systems.
24371 * Makefile.in (enable_decimal_float): New.
24373 (DECNUMINC): Add -I$(DECNUMFMT).
24374 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
24375 to $(DECNUMFMT) from $(DECNUM).
24377 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
24378 Substitute enable_decimal_float.
24379 * configure: Regenerated.
24382 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
24385 * configure.ac: Enable decimal float for x86_64-*-linux*.
24386 * configure: Regenerated.
24389 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
24390 decimal128ClearSign to flip and clear the sign bit in decimal128.
24391 (decimal_real_maxval): Set decimal128SetSign to set the sign
24394 2007-03-23 Ian Lance Taylor <iant@google.com>
24396 * fold-const.c (fold_binary): Correct warning for X - c >= X.
24398 2007-03-23 Ian Lance Taylor <iant@google.com>
24400 * tree-dump.c (dump_files): Correct comment.
24402 2007-03-23 Ian Lance Taylor <iant@google.com>
24404 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
24406 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
24408 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
24409 in cfglayout mode. Don't go into and out of cfglayout mode.
24410 Link the blocks in the order of the constructed traces.
24411 (rest_of_handle_tracer): Adjust call to tracer.
24412 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
24413 Don't go into cfglayout mode.
24414 (rtl_loop_done): Don't go out of cfglayout mode.
24415 * cfglayout.c (relink_block_chain): New function, split out from...
24416 (fixup_reorder_chain): ...here. Remove redundant checking.
24417 (cfg_layout_finalize): Don't clear the header, footer, and aux
24418 fields here, move the code to do so to relink_block_chain. Likewise
24419 for free_original_copy_tables.
24420 * rtl.h (tracer): Update prototype.
24421 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
24422 Assert we are in cfglayout mode. Don't go into and out of cfglayout
24423 mode. Use relink_block_chain to serialize the CFG according to the
24424 new basic block order. Move targetm.cannot_modify_jumps_p check from
24426 (gate_handle_reorder_blocks): ...to here.
24427 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
24429 (gate_duplicate_computed_gotos): ...to here.
24430 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
24431 something always changes when going into and out of cfglayout mode.
24432 Perform an expensive cfg cleanup while going into cfglayout mode.
24433 Always update liveness information on HAVE_conditional_execution
24434 targets. Reserialize the basic blocks and go out of cfglayout mode.
24435 * reg-stack.c: Include cfglayout.h.
24436 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
24437 the call to reorder_basic_blocks.
24438 * basic-block.h (reorder_basic_blocks): Update prototype.
24439 (relink_block_chain): New prototype.
24440 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
24442 2007-03-23 Joseph Myers <joseph@codesourcery.com>
24444 * config/mips/mips.md (type, hazard, *movdi_32bit,
24445 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
24446 *movhi_internal, *movqi_internal, *movsf_hardfloat,
24447 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
24448 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
24449 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
24451 (movcc): Change first xfer to multi.
24452 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
24453 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
24454 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
24455 config/mips/generic.md: Change reservations using "xfer" to use
24457 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
24458 using match_operand.
24459 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
24460 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
24462 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
24464 2007-03-22 Richard Henderson <rth@redhat.com>
24466 * config/i386/i386.c: Remove unnecessary function declarations.
24467 Move targetm definition, and all related macros, to the end of
24468 the file. Resort some functions to put definitions before uses.
24469 (ix86_attribute_table): Make static. Move to end of file.
24470 (ix86_gimplify_va_arg): Make static.
24472 2007-03-22 Richard Henderson <rth@redhat.com>
24474 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
24475 don't increase local_regparm with force_align_arg_pointer check.
24476 (ix86_function_sseregparm): Assert 32-bit.
24477 (type_has_variadic_args_p): New.
24478 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
24479 type_has_variadic_args_p.
24480 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
24481 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
24482 use memset instead. Do maybe_vaarg check first; skip attribute
24483 tests if true; skip attribute tests for 64-bit.
24484 (construct_container): Remove TARGET_DEBUG_ARG.
24485 (function_arg_advance_32, function_arg_advance_64): Split out ...
24486 (function_arg_advance): ... from here.
24487 (function_arg_32, function_arg_64): Split out ...
24488 (function_arg): ... from here.
24489 (ix86_pass_by_reference): Tidy.
24490 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
24491 (function_value_32): New, from parts of ix86_function_value
24492 and ix86_value_regno.
24493 (function_value_64): New, from parts of ix86_function_value
24494 and ix86_libcall_value.
24495 (ix86_function_value_1): New.
24496 (ix86_function_value, ix86_libcall_value): Use it.
24497 (return_in_memory_32, return_in_memory_64): Split out ...
24498 (ix86_return_in_memory): ... from here.
24499 (ix86_struct_value_rtx): Skip for 64-bit.
24500 (ix86_libcall_value, ix86_value_regno): Remove.
24501 (setup_incoming_varargs_64): Split out ...
24502 (ix86_setup_incoming_varargs): ... from here.
24503 (ix86_va_start): Remove TARGET_DEBUG_ARG.
24504 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
24505 * config/i386/i386-protos.h (ix86_function_value): Remove.
24506 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
24508 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24511 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
24512 infinities not supported, otherwise emit warning if -Woverflow. On
24513 underflow, emit warning if -Woverflow.
24514 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
24516 * real.h (real_from_string): Update declaration
24518 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
24519 Richard Henderson <rth@redhat.com>
24521 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
24522 * calls.c (compute_argument_block_size, expand_call,
24523 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
24524 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
24525 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
24526 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
24527 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
24528 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
24529 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
24530 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
24533 2007-03-22 Joseph Myers <joseph@codesourcery.com>
24535 * c-incpath.c (add_sysroot_to_chain): New.
24536 (merge_include_chains): Add sysroot argument. Call
24537 add_sysroot_to_chain if sysrooted.
24538 (register_include_chains): Update call to merge_include_chains.
24539 * doc/cppopts.texi: Document use of '=' in include directory
24542 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
24544 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
24545 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
24546 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
24547 insn pattern using X87MODEF12 mode macro.
24549 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
24551 * regmove.c (regmove_optimize): Use reg_mentioned_p
24552 instead of reg_overlap_mentioned_p for DST.
24554 2007-03-21 Mike Stump <mrs@apple.com>
24556 * c.opt: Fixup for Objective-C/C++.
24558 2007-03-21 Steve Ellcey <sje@cup.hp.com>
24560 * explow.c (convert_memory_address): Fold memory reference when
24561 POINTERS_EXTEND_UNSIGNED < 0
24563 2007-03-21 Richard Henderson <rth@redhat.com>
24566 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
24567 * config/i386/mmintrin.h (__m64): Likewise.
24568 * config/i386/xmmintrin.h (__m128): Likewise.
24570 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24572 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
24573 (VXWORKS_OS_CPP_BUILTINS): Define.
24574 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
24575 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
24577 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24579 * rtl.h (constant_pool_reference_p): Delete.
24580 (find_constant_src): Declare.
24581 * rtlanal.c (find_constant_src): New function.
24582 * simplify-rtx.c (constant_pool_reference_p): Delete.
24583 * config/i386/i386.md: Use find_constant_src instead of
24584 constant_pool_reference_p/avoid_constant_pool_reference pairs.
24586 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24588 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
24589 * c-cppbuiltin.c (c_cpp_builtins): Define them.
24591 2007-03-20 Mark Mitchell <mark@codesourcery.com>
24593 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
24594 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
24595 (arm_elf_asm_constructor): Use it.
24596 (arm_elf_asm_destructor): New function.
24598 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
24600 * jump.c (mark_jump_label): Treat SEQUENCE specially.
24602 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
24604 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
24606 2007-03-19 Andrew Haley <aph@redhat.com>
24608 PR tree-optimization/31264
24609 * tree-vrp.c (register_edge_assert_for_1): Don't look though
24610 VIEW_CONVERT_EXPRs.
24612 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
24614 PR rtl-optimization/30907
24615 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
24616 (fwprop_init): Always call loop_optimizer_initialize.
24617 (fwprop_done): Always call loop_optimizer_finalize.
24618 (fwprop): We always have loop info now.
24619 (gate_fwprop_addr): Remove.
24620 (pass_fwprop_addr): Use gate_fwprop as gate.
24622 PR rtl-optimization/30841
24623 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
24624 df_chain_alloc): Call df_reorganize_refs unconditionally.
24625 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
24626 refs_organized to refs_organized_size.
24627 (df_ref_create_structure): Use refs_organized_size instead of
24628 bitmap_size if refs had been organized, and keep refs_organized_size
24630 * df.h (struct df_ref_info): Change refs_organized to
24631 refs_organized_size.
24632 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
24635 2007-03-19 Mark Mitchell <mark@codesourcery.com>
24637 * except.c (output_function_exception_table): Do not reference the
24638 EH personality routine for functions that do not require an
24641 2007-03-20 Jakub Jelinek <jakub@redhat.com>
24644 * c-typeck.c (convert_for_assignment): Call comptypes for
24645 RECORD_TYPE or UNION_TYPE.
24647 PR inline-asm/30505
24648 * reload1.c (reload): Do invalid ASM checking after
24649 cleanup_subreg_operands.
24651 2007-03-19 Jeff Law <law@redhat.com>
24653 * tree-cfg.c (find_taken_edge): Tighten conditions for
24654 optimizing computed gotos.
24656 2007-03-19 Michael Matz <matz@suse.de>
24658 * builtins.c (expand_builtin_sync_operation,
24659 expand_builtin_compare_and_swap,
24660 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
24663 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
24664 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
24667 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24669 * doc/tm.texi: Add brackets around the return type of
24670 TARGET_SECONDARY_RELOAD.
24672 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
24673 Richard Guenther <rguenther@suse.de>
24675 PR tree-optimization/31254
24676 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
24677 Use handled_component_p () where appropriate. Continue
24678 propagating into the rhs if we propagated into an INDIRECT_REF
24681 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24683 * config/s390/s390.md (op_type attribute): RRR instruction type added.
24684 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
24685 (xde, xdee): Mode attributes adjusted to support DFP modes.
24686 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
24687 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
24688 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
24689 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
24690 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
24691 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
24692 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
24694 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
24695 "movsf"): Insn definitions removed.
24696 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
24697 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
24698 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
24700 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
24701 "reload_in<mode>", "reload_out<mode>"): Expander added.
24702 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
24705 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24707 * config/s390/s390.md: Only non-functional changes. Renamed
24708 FPR mode macro to BFP all over the file.
24710 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24712 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
24713 (op_type attribute): RRF instruction type added.
24714 (fT0): New mode attribute.
24715 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
24716 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
24717 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
24718 instruction no secondary memory is needed when moving DFmode values
24719 between GPRs and FPRs.
24721 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24723 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
24724 inverted and documentation adjusted.
24725 ("mhard-dfp", "msoft-dfp"): New options.
24726 * config/s390/s390.c (s390_handle_arch_option): New architecture
24728 (override_options): Sanity checks for the new options added.
24729 * config.gcc: New architecture switch: z9-ec.
24730 * config/s390/s390.h (processor_flags): PF_DFP added.
24731 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
24732 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
24733 when the bit is NOT set so remove it from the defaults.
24735 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24737 * genemit.c (main): Print include statement for dfp.h.
24738 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
24741 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
24743 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
24745 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
24748 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
24749 instead of PATTERN.
24751 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24753 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
24754 attr_length_call, output_call, output_indirect_call): Cleanup
24755 formatting of targetm calls.
24757 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
24759 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
24761 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24763 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
24764 reservation, bypass and anti-bypass descriptions for these
24765 instructions. Update move patterns.
24766 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
24769 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
24771 * tree-vect-transform.c (get_initial_def_for_induction): Replace
24772 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
24773 (get_initial_def_for_reduction): Likewise.
24775 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
24777 Fix PR tree-optimization/29922
24778 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
24779 (get_representative): Removed.
24780 (value_dies_in_block_x): Update for rvuse removal.
24781 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
24782 (compute_antic_aux): Handle when PHI nodes appear in
24783 non-single-successors.
24784 (dump_bitmap_of_names): Removed.
24785 (compute_antic_safe): Renamed and removed rvuse calculation.
24786 Calculate only antic safe.
24787 (insert_into_preds_of_block): Remove assert.
24788 (execute_pre): Update for renamed functions.
24789 (defer_or_phi_translate_block): New function.
24791 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
24793 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
24794 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
24796 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
24797 Follow spelling conventions.
24799 * tree-data-ref.h: Remove the prototype for analyze_array.
24801 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
24803 PR tree-optimization/31041
24804 * tree-vect-transform.c (get_initial_def_for_induction): Call
24805 force_gimple_operand.
24807 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
24809 * ipa-type-escape.c (look_for_casts) : Revert code to use
24810 handled_component_p due to ada test a-numaux.adb.
24812 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
24814 * final.c (final_scan_insn): Alter the condition of a
24815 conditional trap if we have nonstandard CC.
24817 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24819 * configure.ac: Remove excess quoting from asm line 0 test.
24820 * configure: Rebuilt.
24822 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24824 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
24825 * c-common.c (convert_and_check): Move warning logic to...
24826 (warnings_for_convert_and_check): ...here. Define.
24827 * c-common.h (warnings_for_convert_and_check): Declare.
24829 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24831 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
24832 (output_call): Likewise.
24834 2007-03-16 Richard Sandiford <richard@codesourcery.com>
24836 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
24838 2007-03-16 Richard Sandiford <richard@codesourcery.com>
24840 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
24842 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
24844 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
24845 opteron, athlon-64 and athlon-fx processor_alias_table entries.
24847 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
24849 PR tree-optimization/31183
24850 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
24851 Use double_int instead of unsigned int for representing access_strides.
24852 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
24854 2007-03-16 Richard Guenther <rguenther@suse.de>
24856 PR tree-optimization/31146
24857 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
24858 to allow recursion of forward_propagate_addr_expr.
24859 (forward_propagate_addr_into_variable_array_index): Likewise.
24860 (forward_propagate_addr_expr): Likewise.
24861 (tree_ssa_forward_propagate_single_use_vars): Likewise.
24862 (forward_propagate_addr_expr_1): Recurse on simple copies
24863 instead of propagating into them. Do so for useless conversions
24865 (forward_propagate_addr_expr): Clean up unused statements after
24868 2007-03-16 Richard Guenther <rguenther@suse.de>
24870 * builtins.c (expand_builtin_cexpi): Use the right argument
24871 for the expansion via cexp.
24873 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24875 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
24876 * configure: Rebuilt.
24878 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24881 * dwarf2out.c (force_type_die): Adjust comment.
24882 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
24884 2007-03-15 DJ Delorie <dj@redhat.com>
24886 * config/frv/predicates.md (minmax_operator): Don't check operands
24889 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
24891 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
24892 Update constant estimates of number of iterations.
24893 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
24894 argument renamed to "realistic".
24895 (compute_estimated_nb_iterations): Removed.
24896 (record_niter_bound): New function.
24897 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
24898 call record_nonwrapping_iv with upper = false.
24899 (infer_loop_bounds_from_signedness): Pass upper argument to
24900 record_nonwrapping_iv.
24901 (estimate_numbers_of_iterations_loop): Do not call
24902 compute_estimated_nb_iterations. Record estimate based on profile
24903 information. Initialize the constant estimates of number of
24905 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
24907 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
24908 number of iterations is too small.
24909 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
24910 (EST_NOT_AVAILABLE): Removed.
24911 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
24912 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
24915 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
24917 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
24918 Handle NE_EXPR guards.
24920 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24923 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
24924 Set also -pedantic-errors by default for the preprocessor unless
24925 -fpermissive is given.
24927 2007-03-15 Richard Guenther <rguenther@suse.de>
24929 PR middle-end/29719
24930 PR middle-end/31161
24931 * builtins.c (expand_builtin_cexpi): As a fallback if we
24932 don't have builtins for sincos or cexp create a function
24933 declaration for cexp and expand to a call to that.
24934 (expand_builtin_int_roundingfn): Always fall
24935 back to floor/ceil and its variants even if they may be
24938 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
24940 PR middle-end/31159
24941 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
24942 jump tables, move the call to delete_dead_jumptables from here...
24943 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
24944 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
24945 don't allow merging of blocks that try_redirect_by_replacing_jump
24946 also does not handle when not optimizing.
24948 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
24949 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24951 * config/i386/i386.md (x86_sahf_1): Correctly handle
24954 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
24957 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
24958 x86_64_general_operand as operand[2] predicate. Remove "iF"
24959 from operand constraints and use "e" constraint instead.
24960 (*subti3_1, *subti3_1 splitter): Ditto.
24961 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
24962 operand[1] predicate.
24964 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
24966 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
24967 arrays, multiply the access strides by the size of the sub-array.
24968 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
24970 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
24972 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
24973 the configured assembler supports the sahf mnemonic.
24974 * configure: Regenerate.
24975 * config.in: Regenerate.
24977 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
24978 emit "sahf" or ".byte\t0x9e" as asm template.
24980 2007-03-14 Michael Meissner <michael.meissner@amd.com>
24983 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
24984 option to replace hard coded TARGET_xxx in md file.
24985 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
24986 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
24987 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
24988 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
24989 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
24990 (X86_TUNE_NOT_VECTORMODE): Ditto.
24991 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
24992 (TUNE_AVOID_VECTOR_DECODE): Ditto.
24993 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
24994 (TUNE_SLOW_IMUL_IMM8): Ditto.
24995 (TUNE_MOVE_M1_VIA_OR): Ditto.
24996 (TUNE_NOT_UNPAIRABLE): Ditto.
24997 (TUNE_NOT_VECTORMODE): Ditto.
24999 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
25002 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
25003 tuning options instead of hard coded TARGET_xxx.
25004 (fix ssemode peephole2's): Ditto.
25005 (imul peephole2's): Ditto.
25007 (movdi_or_rex64): Ditto.
25008 (move peephole2): Ditto.
25009 (not peephole2's): Ditto.
25011 2007-03-14 Dirk Mueller <dmueller@suse.de>
25013 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
25014 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
25015 * c-parser.c (c_parser_if_body): Always add an empty statement in case
25017 * c-parser.c (c_parser_do_statement): Warn about empty body in
25018 do/while statement.
25019 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
25020 * doc/invoke.texi (-Wempty-body): Update documentation.
25022 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25025 * c-common.h (warn_for_div_by_zero): Declare.
25026 * c-common.c (warn_for_div_by_zero): Define.
25027 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
25030 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25032 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
25033 to PREFIX and STANDARD_PREFIX.
25035 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25036 Phil Edwards <phil@codesourcery.com>
25038 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
25039 (__gthread_once_t): Remove busy field for RTPs.
25040 (__GTHREAD_ONCE_INIT): Update accordingly.
25042 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25044 * doc/invoke.texi: Document VxWorks options.
25046 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
25048 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
25050 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
25052 PR tree-optimization/30590
25053 * tree-nrv.c (tree_nrv): Check for the partial update of the
25056 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
25058 * flags.h (flag_random_seed): Remove declaration, in favor of...
25059 * toplev.h (get_random_seed, set_random_seed): ... these.
25060 * tree.c (get_file_function_name): Use the former.
25061 * opts.c (common_handle_option): Use the latter.
25064 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
25066 PR middle-end/31127
25067 * cse.c (cse_find_path): Do not bail out if a basic block that
25068 we already visited now becomes part of a path that starts at a
25069 different basic block. Just disallow this, to make sure we
25070 visit each basic block at most once.
25072 2007-03-13 Jan Hubicka <jh@suse.cz>
25074 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
25075 attributes, when profile esitmate is present, calls with very low
25076 frequency are cold.
25078 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
25080 PR tree-optimization/30730
25081 PR tree-optimization/26900
25082 * tree-ssa-loop-niter.c: Include gmp.h.
25083 (bounds): New type.
25084 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
25085 split_to_var_and_offset, determine_value_range,
25086 bound_difference_of_offsetted_base, refine_bounds_using_guard,
25087 bound_difference, bounds_add, bounds_negate,
25088 number_of_iterations_ne_max, dump_affine_iv): New functions.
25089 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
25090 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
25091 difference of initial and final value of control iv to validate
25093 (number_of_iterations_cond): Add loop parameter. Determine bounds
25094 on the difference of the extremes of the control iv. Add dumps.
25095 (expand_simple_operations): Handle phi nodes.
25096 (simplify_using_initial_conditions): Do not record used conditions.
25097 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
25098 Do not set additional_info.
25099 (implies_nonnegative_p, implies_ge_p): Removed.
25100 (derive_constant_upper_bound): Do not use parameter `additional'.
25101 (record_estimate): Parameter `additional' removed. Parameter
25102 `i_bound' added. Do not call derive_constant_upper_bound.
25103 (record_nonwrapping_iv): Use derive_constant_upper_bound to
25104 bound the number of iterations estimate.
25105 (estimate_numbers_of_iterations_loop): Pass the estimate from
25106 the number of iterations analysis to record_estimate.
25107 * tree.h (multiple_of_p): Declare.
25108 * tree-scalar-evolution.c (expression_expensive_p): Removed.
25109 (scev_const_prop): Do not check expression_expensive_p.
25110 * fold-const.c (multiple_of_p): Exported.
25111 * double-int.c (double_int_mask): Exported.
25112 * double-int.h (double_int_mask): Declare.
25113 * tree-flow.h (struct tree_niter_desc): Removed additional_info
25114 field. Added max field.
25116 2007-03-13 David Taylor <taylor@candd.org>
25119 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
25122 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25125 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
25126 two unamed patterns.
25128 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
25130 * config/i386/i386.opt (mcx16, msahf): New options.
25131 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
25132 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
25134 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
25135 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
25136 Output -mcx16 and -msahf options when corresponding bit is set.
25138 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
25139 and -msahf options.
25141 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
25143 * configure.ac: Test for assembler tolerance to # 0 "".
25144 * configure, config.in: Rebuilt.
25145 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
25147 2007-03-13 Geoffrey Keating <geoffk@apple.com>
25149 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
25151 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
25152 (handle_syscall): Handle direct system calls.
25153 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
25155 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
25157 * doc/invoke.texi: Fix cpp.info cross-reference.
25158 * doc/passes.texi: Fix gcc.info cross-reference.
25160 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
25162 PR tree-optimization/30835
25163 * lambda-code.c (can_convert_to_perfect_nest): Check whether
25164 bb_for_stmt is not NULL before accessing it.
25166 2007-03-12 Joseph Myers <joseph@codesourcery.com>
25168 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
25171 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
25174 * doc/install.texi: Document --enable-stage1-languages
25176 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
25178 * tree-pass.h (pass_into_cfg_layout_mode,
25179 pass_outof_cfg_layout_mode): Declare.
25180 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
25181 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
25182 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
25183 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
25185 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
25187 * c-decl.c (warn_variable_length_array): New function.
25188 Refactored from grokdeclarator to handle warn_vla
25189 and handle unnamed array case.
25190 (grokdeclarator): Refactored VLA warning case.
25191 * c.opt (Wvla): New flag.
25192 * doc/invoke.texi (Wvla): New warning.
25194 2007-03-12 Richard Henderson <rth@redhat.com>
25196 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
25197 (TARGET_SECTION_TYPE_FLAGS): New.
25199 2007-03-12 Richard Henderson <rth@redhat.com>
25201 * config/darwin.c (machopic_reloc_rw_mask): New.
25202 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
25203 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
25205 2007-03-12 Mark Mitchell <mark@codesourcery.com>
25207 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
25208 * cppdefault.h (cpp_PREFIX): Document.
25209 (cpp_PREFIX_len): Likewise.
25210 (cpp_EXEC_PREFIX): New variable.
25211 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
25212 * c-incpath.c (add_standard_paths): Correct logic for relocating
25213 paths within prefix.
25215 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
25217 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
25218 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
25220 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
25221 fix_truncdfdi_sse using SSEMODEF mode macro.
25222 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
25223 fix_truncdfsi_sse using SSEMODEF mode macro.
25224 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
25225 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
25227 2007-03-12 Richard Sandiford <richard@codesourcery.com>
25229 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
25230 elfos.h to tm_file.
25232 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
25234 * tree.h : Add multiple_of_p declaration.
25235 * fold-const.c (multiple_of_p): Make multiple_of_p public.
25236 * ipa-type-escape.c (results_of_malloc): Redundant.
25237 (visited_stmts): New. Visited stmt for walk_use_def_chains.
25238 (cast_type): Extended with new members.
25239 (check_cast): Returns cast_type.
25240 (cast): New structure for data of walk_use_def_chains.
25241 (is_malloc_result, is_cast_from_non_pointer_1,
25242 is_cast_from_non_pointer,
25243 is_array_access_through_pointer_and_index): New functions.
25244 (look_for_casts): Returns cast types.
25245 (check_call): Returns void.
25246 (okay_pointer_operation): Use support of pointer plus index,
25247 pointer plus constant and allow all multiplications.
25249 2007-03-11 Richard Guenther <rguenther@suse.de>
25251 PR tree-optimization/31115
25252 * tree-vrp.c (extract_range_from_binary_expr): Make sure
25253 the shift count is positive and non-anti-range for RSHIFT_EXPR.
25254 A shift count of zero is not special as with *_DIV_EXPR.
25255 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
25258 2007-03-11 Ian Lance Taylor <iant@google.com>
25260 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
25261 the *_DIV_EXPR codes correctly with overflow infinities.
25263 2007-03-11 Ira Rosen <irar@il.ibm.com>
25265 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
25266 indicate success/failure of the analysis. Add negation to subtrahend
25267 in case of subtraction. Fail if both operands contain constants.
25268 (create_data_ref): Fail if analyze_offset fails.
25270 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
25272 * config/i386/i386.md (frndintxf2): Rename to ...
25273 (rintxf2): ... this. Remove expander having same name.
25274 (rintsf2, rintdf2): Implement using SSEMODEF macro.
25275 (roundsf2, rounddf2): Ditto.
25276 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
25277 (lround<mode>di2, lround<mode>si2): Ditto.
25279 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
25281 * lower-subreg.c: Include except.h.
25282 (decompose_multiword_subregs): Verify that the only control flow
25283 insns we can split are loads to multi-words pseudos.
25284 Handle breaking such blocks after splitting, instead of calling
25285 find_many_sub_basic_blocks.
25287 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
25288 on the new basic block. Add a lengthy comment explaining why we
25289 thought this was necessary.
25290 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
25292 2007-03-10 Mark Mitchell <mark@codesourcery.com>
25295 * tree.c (walk_type_fields): Recurse into the element type of
25296 ARRAY_TYPEs if there is a pointer set.
25298 2007-03-10 Dirk Mueller <dmueller@suse.de>
25300 * c-common.c (warn_logical_operator): Fix condition.
25302 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
25304 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
25306 * config/darwin.c (machopic_select_section): Remove superfluous
25307 argument in call to categorize_decl_for_section. Remove unused
25310 2007-03-10 Joseph Myers <joseph@codesourcery.com>
25312 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
25314 * configure: Regenerate.
25316 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
25319 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
25320 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
25321 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
25322 Add LABEL_NUSES to emitted label.
25323 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
25324 branch probability value to emitted jump insn.
25325 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
25326 Do not check life information and do not re-arrange input operands
25327 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
25329 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
25331 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
25332 the change of decode_asm_operands.
25334 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
25336 * mode-switching.c (create_pre_exit): Skip blockage insn.
25338 2007-03-09 Diego Novillo <dnovillo@redhat.com>
25340 * tree-pass.h (TODO_update_smt_usage): Remove.
25342 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
25346 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25348 * pa.c (attr_length_call): Revise condition for long
25349 pc-relative branch.
25350 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
25351 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
25352 sequence on SOM target.
25354 2007-03-09 Geoffrey Keating <geoffk@apple.com>
25356 * gcc.c: Document %{, in big comment at top.
25357 (input_suffix_matches): Remove special handling for .s and
25359 (input_spec_matches): New.
25360 (handle_braces): Handle %{,.
25361 (validate_switches): ',' indicates a value which is not a switch.
25362 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
25363 to detect assembler input.
25364 * config/i386/sol2.h (CPP_SPEC): Likewise.
25365 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
25366 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
25367 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
25368 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
25369 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
25370 -m64 causes deployment target to default to 10.5.
25371 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
25373 2007-03-09 Richard Henderson <rth@redhat.com>
25376 * target.h (targetm.asm.out.reloc_rw_mask): New.
25377 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
25378 (TARGET_ASM_OUT): Use it.
25379 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
25380 * varasm.c (categorize_decl_for_section): Remove shlib argument;
25381 use the new reloc_rw_mask target hook instead.
25382 (default_section_type_flags_1): Merge into...
25383 (default_section_type_flags): ... here.
25384 (decl_readonly_section_1): Merge into...
25385 (decl_readonly_section): ... here.
25386 (default_elf_select_section_1): Merge into...
25387 (default_elf_select_section): ... here.
25388 (default_unique_section_1): Merge into...
25389 (default_unique_section): ... here.
25390 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
25391 (default_select_rtx_section): Use it.
25392 (default_elf_select_rtx_section): Likewise.
25393 * output.h: Update to match.
25394 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
25395 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
25396 (TARGET_ASM_RELOC_RW_MASK): New.
25397 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
25398 to categorize_decl_for_section.
25399 (x86_64_elf_unique_section): Likewise.
25400 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
25401 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
25402 (TARGET_ASM_RELOC_RW_MASK): New.
25403 * config/ia64/ia64.c (ia64_rwreloc_select_section,
25404 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
25405 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
25406 (TARGET_RWRELOC): Remove.
25407 (ia64_section_type_flags): Adjust call to default_section_type_flags.
25408 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
25409 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
25410 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
25411 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
25412 (rs6000_xcoff_select_section): Use decl_readonly_section.
25413 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
25414 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
25415 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
25416 (TARGET_SECTION_TYPE_FLAGS): Remove.
25417 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
25419 2007-03-09 Roger Sayle <roger@eyesopen.com>
25421 * fold-const.c (fold_comparison): Remove compile-time evaluation of
25422 complex constant equality/inequality comparisons for here.
25423 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
25424 known at compile-time or can be simplified to a scalar comparison.
25425 (fold_relational_const): Move compile-time evaluation of complex
25426 constant equality/inequality comparisons to here.
25428 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25430 PR rtl-optimization/30643
25431 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
25433 (fold_rtx): Recurse, like before 2006-11-03.
25435 2007-03-09 DJ Delorie <dj@redhat.com>
25437 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
25440 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
25442 PR tree-optimization/30375
25443 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
25444 LHS of statements is not the same.
25445 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
25447 2007-03-09 Chao-ying Fu <fu@mips.com>
25449 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
25451 * doc/invoke.texi (-mdspr2): Document new option.
25452 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
25453 New unspec for DSP REV 2.
25454 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
25455 these instructions are extended in DSP REV 2.
25456 (mips-dspr2.md): Include.
25457 * config/mips/mips.opt (mdspr2): New option.
25458 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
25459 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
25460 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
25461 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
25462 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
25463 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
25464 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
25466 (bdesc_map): Add one field of unsupported_target_flags.
25467 (bdesc_arrays): Update entries to have extra fields. Add
25469 (mips_init_builtins): Initialize new function types.
25470 Check unsupported_target_fileds to filter out builtins.
25471 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
25473 (ASM_SPEC): Pass mdspr2 to the assembler.
25474 * config/mips/mips-dspr2.md: New file.
25476 2007-03-09 Sa Liu <saliu@de.ibm.com>
25478 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
25480 2007-03-09 Ian Lance Taylor <iant@google.com>
25482 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
25483 argument) like -Wstrict-overflow=2.
25484 * doc/invoke.texi (Warning Options): Update documentation.
25486 2007-03-09 Dirk Mueller <dmueller@suse.de>
25489 * doc/invoke.texi (-Wlogical-op): Document.
25490 * common.opt (-Wlogical-op): New.
25491 * c-common.h (warn_logical_operator): Declare.
25492 * c-common.c (warn_logical_operator): Define.
25493 * c-typeck.c (parser_build_binary_op): Call
25494 warn_logical_operator.
25496 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25498 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
25499 * final.c (final_scan_insn): Test for non-"" file name.
25501 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
25503 * doc/loop.texi: Document the Omega linear constraints solver.
25504 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
25505 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
25506 omega-hash-table-size, omega-max-keys, and
25507 omega-eliminate-redundant-constraints.
25508 * tree-pass.h (pass_check_data_deps): Declared.
25511 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
25512 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
25513 pass_check_data_deps): New.
25514 * tree-data-ref.c (init_data_ref): Remove declaration.
25515 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
25516 (analyze_array): Renamed init_array_ref, move up initializations.
25517 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
25518 Removed arguments that are set to NULL.
25519 (analyze_indirect_ref): Correct indentation, correct call to
25521 (object_analysis): Call init_array_ref instead of analyze_array.
25522 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
25523 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
25524 of DR_ACCESS_FNS_ADDR.
25525 (init_omega_eq_with_af, omega_extract_distance_vectors,
25526 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
25527 ddr_consistent_p): New.
25528 (compute_affine_dependence): Check consistency of ddrs when
25529 flag_check_data_deps is passed.
25530 (analyze_all_data_dependences): Uncomment.
25531 (tree_check_data_deps): New.
25532 * tree-data-ref.h: Include omega.h.
25533 (DR_ACCESS_FNS_ADDR): Removed.
25534 (data_dependence_relation): Add inner_loop.
25535 (DDR_INNER_LOOP): New.
25536 * common.opt (fcheck-data-deps): New.
25537 * tree-flow.h (tree_check_data_deps): Declare.
25538 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
25539 (OBJS-common): Depend on omega.o.
25541 * passes.c (pass_check_data_deps): Scheduled.
25542 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
25543 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
25544 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
25545 PARAM_VECT_MAX_VERSION_CHECKS,
25546 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
25548 2007-03-09 Richard Guenther <rguenther@suse.de>
25550 PR tree-optimization/30904
25551 PR middle-end/31058
25552 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
25553 the same way as *_DIV_EXPR.
25555 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25557 * recog.c (decode_asm_operands): No mixed declarations and code.
25559 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25561 * rtl.def (ASM_INPUT): Add location.
25562 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
25563 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
25564 (decode_asm_operands): Add loc operand.
25565 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
25566 * stmt.c (expand_asm): Rename to...
25567 (expand_asm_loc): ... this. Add locus argument. Pass it on to
25568 gen_rtx_ASM_INPUT_loc.
25569 (expand_asm_expr): Adjust.
25570 * recog.c (decode_asm_operands): Add loc operand.
25571 (check_asm_operands, extract_insn): Adjust.
25572 * reload1.c (maybe_fix_stack_asms): Likewise.
25573 * final.c (asm_insn_count): Likewise.
25574 (final_scan_insn): Output # line before and after asm.
25576 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
25578 * tree-ssa-structalias.c (variable_info): Remove
25580 (new_var_info): Ditto.
25581 (shared_bitmap_info_t): New structure.
25582 (shared_bitmap_table): New variable.
25583 (shared_bitmap_hash): New function.
25584 (shared_bitmap_eq): Ditto
25585 (shared_bitmap_lookup): Ditto.
25586 (shared_bitmap_add): Ditto.
25587 (merge_smts_into): Change to take bitmap directly.
25588 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
25589 (init_alias_vars): Init shared bitmap hashtable.
25590 (delete_points_to_sets): Delete shared bitmap hashtable.
25591 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
25592 is_aliased removal as a change that was still necessary was
25595 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
25597 * config/i386/i386.h (override_options): Conditionally disable
25598 x86_sahf for 64bit targets only.
25600 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
25603 * c-decl.c (merge_decls): Don't call make_var_volatile.
25604 * varasm.c (make_var_volatile): Remove.
25605 * output.h (make_var_volatile): Remove.
25607 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
25609 PR tree-optimization/31085
25610 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
25612 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25614 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
25615 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
25616 ATTR_CONST_NOTHROW_LIST.
25618 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
25621 2007-03-08 Diego Novillo <dnovillo@redhat.com>
25623 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
25625 2007-03-08 Geoffrey Keating <geoffk@apple.com>
25628 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
25630 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
25631 passed, use shared libgcc.
25633 2007-03-08 Roger Sayle <roger@eyesopen.com>
25635 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
25636 instead of calling build2 with a GIMPLE_MODIFY_STMT.
25637 (honor_protect_cleanup_actions, lower_try_finally_switch):
25639 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
25640 ifc_temp_var): Likewise.
25641 * tree-inline.c (setup_one_parameter): Likewise.
25642 * tree-mudflap.c (mf_decl_cache_locals,
25643 mf_build_check_statement_for): Likewise.
25644 * tree-nested.c (init_tmp_var, save_tmp_var,
25645 finalize_nesting_tree_1): Likewise.
25646 * tree-outof-ssa.c (insert_copy_on_edge,
25647 insert_backedge_copies): Likewise.
25648 * tree-profile.c (tree_gen_edge_profiler,
25649 tree_gen_ic_profiler): Likewise.
25650 * tree-scalar-evolution.c (scev_const_prop): Likewise.
25651 * tree-sra.c (sra_build_assignment): Likewise.
25652 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
25653 * tree-ssa-math-opts.c (insert_reciprocals,
25654 execute_cse_sincos_1): Likewise.
25655 * tree-tailcall.c (adjust_accumulator_values,
25656 adjust_return_value): Likewise.
25657 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
25658 * tree-vect-transform.c (vect_create_data_ref_ptr,
25659 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
25660 vect_create_epilog_for_reduction, vectorizable_reduction,
25661 vectorizable_call, vectorizable_conversion,
25662 vectorizable_assignment, vectorizable_operation,
25663 vectorizable_type_demotion, vect_gen_widened_results_half,
25664 vect_permute_store_chain, vectorizable_store,
25665 vect_setup_realignment, vect_permute_load_chain,
25666 vectorizable_load, vectorizable_condition,
25667 vect_create_cond_for_align_checks): Likewise.
25668 * tree-vrp.c (build_assert_expr_for): Likewise.
25670 2007-03-08 Ian Lance Taylor <iant@google.com>
25672 * tree-vrp.c: Include "intl.h".
25673 (usable_range_p): New static function.
25674 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
25675 overflowed values, juts set *strict_overflow_p.
25676 (compare_values): Only return -2 if one of the operands is not a
25678 (compare_ranges): Call usable_range_p.
25679 (compare_range_with_value): Likewise.
25680 (vrp_evaluate_conditional_warnv): Rename from
25681 vrp_evaluate_conditional. Make static. Change all callers.
25682 (vrp_evaluate_conditional): New function.
25683 (simplify_div_or_mod_using_ranges): Issue warning about reliance
25684 on signed overflow.
25685 (simplify_abs_using_ranges): Likewise.
25686 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
25687 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
25688 within_stmt parameter.
25689 * tree-ssa-propagate.c (fold_predicate_in): Update call to
25690 vrp_evaluate_conditional.
25691 * tree-ssa-threadedge.c
25692 (record_temporary_equivalences_from_stmts_at_dest): Change
25693 simplify parameter to take a second tree parameter.
25694 (simplify_control_stmt_condition): Likewise.
25695 (thread_across_edge): Likewise.
25696 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
25697 (thread_across_edge): Likewise.
25698 * Makefile.in (tree-vrp.o): Depend upon intl.h.
25700 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
25702 * config/i386/i386.h (TARGET_SAHF): New define.
25703 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
25704 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
25705 (x86_sahf): New global variable.
25706 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
25707 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
25708 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
25709 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
25711 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
25712 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
25713 when expanding fcomi/sahf based tests.
25714 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
25715 expanding sahf based alternative. Emit sahf based sequence when
25716 optimizing for code size.
25717 * config/i386/i386.md (x86_sahf_1): Do not disable for
25718 TARGET_64BIT, enable for TARGET_SAHF.
25720 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
25722 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
25723 spurious whitespace from error message.
25725 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
25728 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
25730 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
25732 * c-decl.c (grokdeclarator): Disable warnings for anonymous
25734 * tree-sra.c (instantiate_element): Propagate disabled warnings
25735 from the element itself to the created variable.
25737 2007-03-07 Richard Henderson <rth@redhat.com>
25740 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
25741 silently fix up the stack in the case of a missing register.
25743 2007-03-07 Paul Brook <paul@codesourcery.com>
25745 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
25747 2007-03-07 Joseph Myers <joseph@codesourcery.com>
25749 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
25751 (phase1_vrs): Use them.
25752 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
25753 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
25754 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
25755 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
25756 __gnu_Unwind_Restore_WMMXC if required.
25757 (_Unwind_VRS_Pop): Implement iWMMXt support.
25758 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
25759 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
25760 gnu_Unwind_Save_WMMXC): Define.
25762 2007-03-07 Richard Sandiford <richard@codesourcery.com>
25764 * config/vxworks.h (vxworks_override_options): Declare.
25765 (VXWORKS_OVERRIDE_OPTIONS): Use it.
25766 * config/vxworks.c: Include target.h and toplev.h.
25767 (vxworks_override_options): New function.
25768 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
25770 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
25772 * config/s390/s390.c (override_options): Don't emit an error when
25773 -mstack-size is used without providing -mstack-guard.
25774 (s390_emit_prologue): Choose stack_guard value automatically if not
25775 provided via command line.
25776 * doc/invoke.texi: Adjust description of -mstack-guard and
25779 2007-03-07 Richard Sandiford <richard@codesourcery.com>
25781 * config/i386/i386.c (output_set_got): Add a GOT initialization
25782 sequence for VxWorks PIC.
25783 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
25784 around labels as well as symbols. Use gotoff_operand instead
25785 of local_symbolic_operand.
25786 (legitimize_pic_address): Use gotoff_operand instead of
25787 local_symbolic_operand. Use @GOT accesses for labels as
25789 (ix86_output_addr_diff_elt): Use PC-relative rather than
25790 GP-relative offsets for VxWorks PIC.
25791 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
25792 no_new_pseudos. Check whether the returned register is op0.
25793 * config/i386/i386.md (tablejump): Use PC-relative rather than
25794 GP-relative offsets for VxWorks PIC.
25795 * config/i386/predicates.md (gotoff_operand): New predicate.
25797 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25799 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
25801 * config/vxworks-dummy.h: New file.
25802 * config/i386/i386.h: Include it.
25804 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
25806 * dwarf2out.c (is_inlined_entry_point): New
25807 (add_high_low_attributes): Emit DW_AT_entry_pc along with
25808 DW_AT_ranges if the first subblock is the entry point.
25810 2007-03-06 David Daney <ddaney@avtrex.com>
25812 * doc/install.texi (mips-*-*): Change recommended binutils
25815 2007-03-06 Anatoly Sokolov <aesok@post.ru>
25817 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
25818 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
25820 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25821 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
25823 2007-03-06 Jan Hubicka <jh@suse.cz>
25825 * errors.h (warning, error, fatal, internal_error): Mark as cold.
25826 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
25828 (probably_cold_bb_p): Cold functions are cold.
25829 (probably_never_executed_bb_p): Cold functions are cold.
25830 (tree_bb_level_predictions): Predict calls to cold functions as not
25832 (compute_function_frequency): Check hot/cold attributes.
25833 * function.h (function_frequency): Update comments.
25834 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
25835 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
25836 (c_common_att): Add cold and hot.
25838 * doc/extend.texi (hot,cold attributes): Document.
25840 2007-03-06 Andrew Haley <aph@redhat.com>
25842 * function.c (expand_function_end): Move blockage to just after we
25843 emit the label for the naked return from the function.
25845 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25847 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
25850 2007-03-06 Jan Hubicka <jh@suse.cz>
25852 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
25853 loaded for constant large models. Non-large 64bit PIC can do.
25854 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
25855 * cmodel.h: Add LARGE PIC.
25856 * i386.md (UNSPEC_PLTOFF): New.
25857 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
25859 (*call_1_rex64): Disable for large models.
25860 (*call_1_rex64_large): New.
25861 (*call_value_1_rex64): Disable for large models.
25862 (*call_value_1_rex64_large): New.
25863 (set_rip_rex4): New.
25864 (set_got_offset_rex64): New.
25865 * predicates.md (constant_call_address_operand): For large model
25866 constant calls are not possible.
25867 * i386-protos.h (construct_plt_address): Declare.
25868 * i386.c (override_options): Accept large models.
25869 (ix86_expand_prologue): Expand large PIC GOT pointer load.
25870 (legitimate_constant_p): Add new UNSPECs.
25871 (legitimate_pic_operand_p): Likewise.
25872 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
25873 (legitimize_pic_address): Do easy RIP relative way for TLS only for
25875 (output_pic_addr_const): Add PLTOFF.
25876 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
25877 (ix86_expand_move): Legitimize pic address when in PIC mode.
25878 (construct_plt_address): New function.
25879 (ix86_expand_call): Offload the address to register and use GOT
25880 pointer for large model.
25881 * invoke.texi (mcmodel=large): Update documentation.
25883 2007-03-06 Richard Henderson <rth@redhat.com>
25885 * config/i386/i386.c (x86_use_leave, x86_push_memory,
25886 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
25887 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
25888 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
25889 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
25890 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
25891 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
25892 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
25893 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
25894 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
25895 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25896 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
25897 x86_sse_partial_reg_dependency, x86_sse_split_regs,
25898 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
25899 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
25900 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
25901 x86_schedule, x86_use_bt, x86_pad_returns,
25902 x86_use_xchgb): Merge into ...
25903 (ix86_tune_features): ... here. New array.
25904 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
25905 x86_bswap): Merge into ...
25906 (ix86_arch_features): ... here. New array.
25907 (x86_3dnow_a): Remove.
25908 (x86_accumulate_outgoing_args): Make static.
25909 (x86_arch_always_fancy_math_387): Make static.
25910 (ix86_tune_mask, ix86_arch_mask): Move ...
25911 (override_options): ... to local variables here. Apply the
25912 appropriate mask to each element of ix86_arch_features and
25913 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
25914 as were done in the old macros.
25915 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
25916 * config/i386/i386.h (x86_use_leave, x86_push_memory,
25917 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
25918 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
25919 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
25920 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
25921 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
25922 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
25923 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
25924 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
25925 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
25926 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25927 x86_accumulate_outgoing_args, x86_prologue_using_move,
25928 x86_epilogue_using_move, x86_decompose_lea,
25929 x86_arch_always_fancy_math_387, x86_shift1,
25930 x86_sse_partial_reg_dependency, x86_sse_split_regs,
25931 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
25932 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
25933 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
25934 x86_use_incdec, x86_pad_returns, x86_bswap,
25935 x86_partial_flag_reg_stall): Remove.
25936 (enum ix86_tune_indices): New.
25937 (ix86_tune_features): New.
25938 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
25939 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
25940 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
25941 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
25942 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
25943 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
25944 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
25945 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
25946 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
25947 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
25948 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
25949 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
25950 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
25951 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
25952 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
25953 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
25954 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
25955 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
25956 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
25957 TARGET_EXT_80387_CONSTANTS): Use it.
25958 (enum ix86_arch_indices): New.
25959 (ix86_arch_features): New.
25960 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
25961 TARGET_BSWAP): Use it.
25962 (ix86_tune_mask, ix86_arch_mask): Remove.
25964 2007-03-06 Joseph Myers <joseph@codesourcery.com>
25967 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
25968 Define using $${sysroot_headers_suffix}.
25969 * configure: Regenerate.
25970 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
25971 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
25973 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
25974 * gcc.c (print_sysroot_headers_suffix): New.
25975 (option_map): Include --print-sysroot-headers-suffix.
25976 (display_help): Mention -print-sysroot-headers-suffix.
25977 (process_command): Handle -print-sysroot-headers-suffix.
25978 (do_spec_1): Append multilib directory to include-fixed path if
25979 sysroot suffixes in use.
25980 (main): Handle -print-sysroot-headers-suffix.
25981 * Makefile.in (start.encap): Don't depend on xlimits.h
25982 (xlimits.h): Remove.
25983 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
25984 limits.h for each multilib in fixinc_list.
25985 (fixinc_list, s-fixinc_list): New.
25986 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
25987 generate them for each multilib in fixinc_list.
25988 (stmp-fixproto): Use include-fixed. Run fixproto for each
25989 multilib in fixinc_list.
25990 (mostlyclean): Don't remove xlimits.h.
25991 (clean): Remove include-fixed.
25992 (real-install-headers-tar, real-install-headers-cpio,
25993 real-install-headers-cp): Don't copy include, only include-fixed.
25994 (install-mkheaders): Depend on fixinc_list. Don't depend on
25995 xlimits.h. Save limits.h files for each multilib in fixinc_list.
25996 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
25997 SYSTEM_HEADER_DIR setting in mkheaders.conf.
25999 2007-03-06 Jan Hubicka <jh@suse.cz>
26001 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
26004 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26006 * configure.ac: Allow tm_file to contain build-directory files.
26007 * configure: Regenerate.
26008 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
26009 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
26010 * config/m68k/print-sysroot-suffix.sh: New file.
26012 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26014 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
26015 of pic_offset_table_rtx if reload_completed.
26016 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
26017 PIC_OFFSET_TABLE_REGNUM.
26018 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
26020 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
26021 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
26023 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26025 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
26026 functions that call eh_return.
26028 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26030 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
26031 functions that need a constant pool.
26033 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26036 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
26037 (m68k_preferred_reload_class): Likewise.
26038 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
26039 (SECONDARY_RELOAD_CLASS): Define.
26040 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
26041 (LIMIT_RELOAD_CLASS): Delete.
26042 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
26043 registers from storing bytes.
26044 (m68k_secondary_reload_class): New function.
26045 (m68k_preferred_reload_class): Likewise.
26047 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26049 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
26051 (m68k_expand_prologue): Likewise.
26053 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26055 * config/m68k/m68k-protos.h (output_sibcall): Declare.
26056 (mips_expand_epilogue): Add a bool parameter.
26057 (m68k_legitimize_sibcall_address): Declare.
26058 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
26059 (m68k_expand_epilogue): Add a parameter to select between sibling
26060 and normal epilogues. Only generate a return for the latter.
26061 (m68k_ok_for_sibcall_p): New function.
26062 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
26063 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
26064 (sibcall_value, *sibcall_value): Likewise.
26065 (*call, *call_value): Require !SIBLING_CALL_P.
26066 (epilogue): Update call to m68k_expand_epilogue.
26067 (sibcall_epilogue): New pattern.
26068 * config/m68k/predicates.md (const_call_operand): Say that this
26069 predicate applies to sibling calls too.
26070 (sibcall_operand): New predicate.
26072 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26074 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
26075 alternatives as movsi_cf.
26076 (movsf_cf_hard): Add commentary.
26078 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
26079 Richard Sandiford <richard@codesourcery.com>
26081 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
26082 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
26083 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
26084 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
26085 as being live on exit from an interrupt function.
26086 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
26087 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
26088 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
26089 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
26090 (m68k_interrupt_function_p): Globalize.
26091 (m68k_compute_frame_layout): Remove reverse mask code.
26092 (m68k_emit_movem, m68k_set_frame_related): New functions.
26093 (m68k_output_function_prologue): Delete in favor of...
26094 (m68k_expand_prologue): ...this new function.
26095 (m68k_output_function_epilogue): Delete in favor of...
26096 (m68k_expand_epilogue): ...this new function.
26097 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
26099 (print_operand): Handle %?.
26100 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
26101 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
26102 (prologue, epilogue): New patterns.
26103 (return): Turn into a define_expand.
26104 (*return): New pattern, derived from old "return" pattern. Use rte
26105 rather than rts for interrupt functions. Only use rtd if the pop
26107 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
26108 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
26109 (link, *link, unlink, *unlink, load_got): Likewise.
26111 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26115 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
26116 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
26117 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
26118 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
26119 and m68k_matches_u_p.
26120 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
26121 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
26122 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
26123 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
26124 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
26125 (REG_STRICT_P): New macro.
26126 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
26127 PCREL_GENERAL_OPERAND_OK.
26128 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
26129 m68k_legitimate_base_reg_p.
26130 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
26131 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
26132 (PIC_CASE_VECTOR_ADDRESS): Update comment.
26133 * config/m68k/m68k.c (m68k_address): New structure.
26134 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
26135 (m68k_decompose_index, m68k_legitimate_constant_address_p)
26136 (m68k_jump_table_ref_p, m68k_decompose_address)
26137 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
26138 (m68k_matches_u_p): New functions.
26139 (print_operand_address): Rewrite to use m68k_decompose_index.
26141 2007-03-05 David Taylor <dtaylor@emc.com>
26143 * gcc.c: Correct copyright date in --version output.
26145 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26147 * pa.md: In unamed move patterns, disparge copies between general
26148 and floating point registers using '?' modifier. Don't include 'f'
26149 constraint for register preferences in DImode, SImode, HImode and
26150 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
26151 Remove constraints for copies between general and floating registers
26152 in soft-float DFmode pattern.
26153 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
26157 2007-03-05 Mike Stump <mrs@apple.com>
26159 * c-common.c (targetcm): Add.
26160 * c-opts.c (c_common_handle_option): Handle language specific
26162 * opts.c (handle_option): Verify language for target options, if
26164 * opth-gen.awk: Add CL_LANG_ALL.
26165 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
26166 (TARGETCM_INITIALIZER): Add.
26167 * target.h (struct gcc_targetcm): Add.
26169 * targhooks.c (default_handle_c_option): Add.
26170 * targhooks.h (default_handle_c_option): Add.
26171 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
26173 * config/darwin.opt (iframework): Add.
26174 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
26175 * config/darwin-c.c (handle_c_option): Add.
26176 (TARGET_HANDLE_C_OPTION): Add.
26178 * doc/invoke.texi (Darwin Options): Add -iframework.
26180 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26182 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
26185 2007-03-05 Ian Lance Taylor <iant@google.com>
26187 * c.opt (fgnu89-inline): New option.
26188 * c-opts.c (c_common_post_options): Set default value for
26190 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
26191 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
26193 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
26194 (grokdeclarator, start_function): Likewise.
26195 * c-cppbuiltin.c (c_cpp_builtins): Define either
26196 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
26197 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
26198 (C Dialect Options): Document -fgnu89-inline.
26199 * doc/extend.texi (Function Attributes): Explain what the
26200 gnu_inline attribute does.
26201 * doc/cpp.texi (Common Predefined Macros): Document
26202 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
26204 2007-03-05 Ian Lance Taylor <iant@google.com>
26206 PR tree-optimization/31034
26207 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
26208 half-range if the other side is an overflow infinity.
26210 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26212 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
26213 (bfin*-linux-uclibc*): New configuration.
26214 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
26216 * config/bfin/linux.h: New file.
26217 * config/bfin/libgcc-bfin.ver: New file.
26218 * config/bfin/t-bfin-uclinux: New file.
26219 * config/bfin/t-bfin-linux: New file.
26220 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
26221 (TARGET_OS_CPP_BUILTINS): New macro.
26223 2007-03-05 Richard Guenther <rguenther@suse.de>
26225 * fold-const.c (fold_binary): Remove duplicate folding
26226 of comparison of non-null ADDR_EXPR against null.
26228 2007-03-05 Richard Guenther <rguenther@suse.de>
26229 Dorit Nuzman <dorit@il.ibm.com>
26231 PR tree-optimization/26420
26232 * tree-vectorizer.c (vectorize_loops): Bail out early if there
26233 are no loops in the function. Only print the number of
26234 vectorized loops if it is greater than zero or we are supposed
26235 to print information about unvectorized loops.
26237 2007-03-05 Revital Eres <eres@il.ibm.com>
26239 * gcc.dg/var-expand1.c: New test.
26240 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
26241 when an accumulator is expanded.
26243 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26246 * c-common.c (convert_and_check): Don't give warnings for
26247 conversion if 'expr' already overflowed.
26249 2007-03-04 Roger Sayle <roger@eyesopen.com>
26251 PR middle-end/30744
26252 * fold-const.c (fold_comparison): Enforce type consistency when
26253 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
26255 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
26257 * tree-ssa-address.c (create_mem_ref): Do not put an expression
26258 containing a cast to the base of TARGET_MEM_REF.
26260 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
26262 * tree.c (tree_contains_struct_check_failed): Remove spurious
26263 whitespace from error message.
26265 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
26268 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
26269 instead of precision.
26271 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
26272 Nathan Sidwell <nathan@codesourcery.com>
26274 * emit-rtl.c (find_auto_inc): New.
26275 (try_split): recreate REG_INC notes,
26276 Use regular for loops rather than whiles.
26278 2007-03-03 Andreas Schwab <schwab@suse.de>
26280 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
26281 * configure: Regenerate.
26283 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26285 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
26286 flag_rounding_math, not flag_unsafe_math_optimizations.
26288 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
26290 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
26291 alpha_fold_vector_minmax): Likewise.
26292 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
26293 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
26295 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
26297 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
26298 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
26299 if the lhs has side-effects.
26300 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
26302 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
26304 * config/i386/i386.h (TUNEMASK): Remove define.
26305 (ARCHMASK): Remove define.
26306 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
26307 Use ix86_arch_mask variable instead of ARCHMASK.
26308 * config/i386/i386.c (override_options): Ditto.
26309 (standard_80387_constant_p): Ditto.
26311 2007-03-02 Ian Lance Taylor <iant@google.com>
26313 Used signed infinities in VRP.
26314 * tree-vrp.c (uses_overflow_infinity): New static function.
26315 (supports_overflow_infinity): New static function.
26316 (make_overflow_infinity): New static function.
26317 (negative_overflow_infinity): New static function.
26318 (positive_overflow_infinity): New static function.
26319 (is_negative_overflow_infinity): New static function.
26320 (is_positive_overflow_infinity): New static function.
26321 (is_overflow_infinity): New static function.
26322 (overflow_infinity_range_p): New static function.
26323 (compare_values_warnv): New function split out of compare_values.
26324 (compare_value): Call it.
26325 (set_value_range_to_nonnegative): Add overflow_infinity
26326 parameter. Change caller.
26327 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
26329 (vrp_expr_computes_nonzero): Likewise.
26330 (compare_ranges, compare_range_with_value): Likewise.
26331 (compare_name_with_value, compare_names): Likewise.
26332 (vrp_evaluate_conditional): Likewise.
26333 (set_value_range): Handle infinity
26334 (vrp_operand_equal_p, operand_less_p): Likewise.
26335 (extract_range_from_assert): Likewise.
26336 (vrp_int_const_binop): Likewise.
26337 (extract_range_from_binary_expr): Likewise.
26338 (extract_range_from_unary_expr): Likewise.
26339 (extract_range_from_comparison): Likewise.
26340 (extract_range_from_expr): Likewise.
26341 (dump_value_range): Likewise.
26342 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
26343 (test_for_singularity): Likewise.
26344 (vrp_int_const_binop): Remove inline qualifier.
26345 (adjust_range_with_scev): Add comment.
26346 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
26348 2007-03-02 Diego Novillo <dnovillo@redhat.com>
26350 * tree-ssa-structalias.c (could_have_pointers): Tidy.
26351 (get_constraint_for): Likewise.
26352 (do_structure_copy): Likewise.
26353 (find_func_aliases): Fix references to MODIFY_EXPR.
26354 (intra_create_variable_infos): Tidy.
26355 * tree-ssa-operands.c (add_virtual_operand): Add argument
26357 When adding members of alias sets, if IS_CALL_SITE is true and
26358 the symbol is not call-clobbered, skip it.
26359 Adjust all callers.
26361 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
26363 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
26364 entry by means of emit_insn_at_entry.
26366 2007-03-02 Richard Henderson <rth@redhat.com>
26368 * expr.h (promoted_input_arg): Remove decl.
26369 * function.c (promoted_input_arg): Merge into ...
26370 * combine.c (setup_incoming_promotions): ... only caller.
26371 Rearrange to avoid double loop.
26373 2007-03-02 Ben Elliston <bje@au.ibm.com>
26374 Peter Bergner <bergner@vnet.ibm.com>
26375 Janis Johnson <janis187@us.ibm.com>
26377 * config/rs6000/dfp.md: New file.
26378 * config/rs6000/rs6000.md: Include dfp.md.
26379 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
26380 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
26381 and TDmode decimal float modes in FP registers.
26382 (num_insns_constant): Likewise.
26383 (rs6000_legitimate_offset_address_p): Likewise.
26384 (rs6000_legitimize_address): Likewise.
26385 (rs6000_legitimize_reload_address): Likewise.
26386 (rs6000_legitimate_address): Likewise.
26387 (rs6000_emit_move): Likewise.
26388 (function_arg_boundary): Likewise.
26389 (function_arg_advance): Likewise.
26390 (rs6000_darwin64_record_arg_recurse): Likewise.
26391 (function_arg): Likewise.
26392 (rs6000_gimplify_va_arg): Likewise.
26393 (rs6000_split_multireg_move): Likewise.
26394 (rs6000_output_function_epilogue): Likewise.
26395 (rs6000_output_function_epilogue): Likewise.
26396 (rs6000_register_move_cost): Likewise.
26397 (rs6000_function_value): Likewise.
26398 (rs6000_libcall_value): Likewise.
26400 2007-03-02 Richard Sandiford <richard@codesourcery.com>
26402 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
26404 2007-03-02 Richard Sandiford <richard@codesourcery.com>
26406 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
26407 Use $MULTIDIR to choose between the kernel and RTP headers,
26408 and use $WIND_BASE and $WIND_USR to locate them.
26410 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
26412 * config/i386/i386.c (override_options): Put initialization of
26413 ix86_tune_mask and ix86_arch_mask to the correct place.
26415 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
26416 Michael Meissner <michael.meissner@amd.com>
26419 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
26420 (ARCHMASK): Define.
26421 (TARGET_CMOVE): Use ARCHMASK.
26422 (TARGET_CMPXCHG): Ditto.
26423 (TARGET_CMPXCHG8B): Ditto.
26424 (TARGET_XADD): Ditto.
26425 (TARGET_BSWAP): Ditto.
26426 * config/i386/i386.c (ix86_tune_mask): New global variable.
26427 (ix86_arch_mask): Ditto.
26428 (override_options): Initialize ix86_tune_mask and
26429 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
26432 2007-03-02 Ben Elliston <bje@au.ibm.com>
26435 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
26437 2007-03-02 Joseph Myers <joseph@codesourcery.com>
26439 * target.h (init_dwarf_reg_sizes_extra): New target hook.
26440 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
26441 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
26442 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
26444 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
26445 rs6000_init_dwarf_reg_sizes_extra): New.
26446 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
26447 SPE register high parts.
26449 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
26451 * Makefile.in: Add install-pdf target as
26452 copied from automake v1.10 rules.
26453 * configure.ac: Add install-pdf to target list.
26454 * configure: Regenerate.
26456 2007-03-01 Paul Brook <paul@codesourcery.com>
26458 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
26459 modes to LDRD for DImode.
26460 (output_move_double): Fixup out of range ldrd/strd.
26461 (vfp_secondary_reload_class): Rename...
26462 (coproc_secondary_reload_class): ... to this. Add wb argument.
26463 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
26464 coproc_secondary_reload_class for CLASS_IWMMXT.
26465 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
26466 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
26468 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
26470 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
26471 unroll factor by the estimated number of iterations.
26472 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
26473 than prefetch latency.
26475 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
26476 decode_caches_intel, detect_caches_intel): New functions.
26477 (host_detect_local_cpu): Use detect_caches_amd and
26478 detect_caches_intel.
26480 2007-03-01 Richard Henderson <rth@redhat.com>
26482 * expr.c (emit_move_complex_push): Export.
26483 (emit_move_complex_parts): Split out from ...
26484 (emit_move_complex): ... here.
26485 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
26486 * config/i386/i386.md (movcdi): New.
26488 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
26490 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
26491 size of mode1 to check for tieable modes in MMX case.
26493 2007-03-01 Richard Sandiford <richard@codesourcery.com>
26495 * Makefile.in (rtlanal.o): Depend on tree.h.
26496 * rtl.h (offset_within_section_p, split_const): Declare.
26497 * rtlanal.c: Include tree.h.
26498 (offset_within_block_p): New function, taken from
26499 mips_offset_within_object_p.
26500 (split_const): New function, taken from mips_split_const.
26501 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
26503 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
26504 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
26505 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
26506 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
26507 (m68k_illegitimate_symbolic_constant_p): New function.
26508 * config/m68k/m68k.md (movsi): Remove misleading predicates.
26509 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
26510 symbolic constant that might be outside the symbol's section,
26511 move the symbol first and then add the offset.
26512 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
26514 * config/mips/mips.c (mips_split_const): Delete.
26515 (mips_offset_within_object_p): Delete.
26516 (mips_symbolic_constant_p): Use offset_within_section_p and
26517 split_const instead of mips_offset_within_object_p and
26519 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
26520 (mips_legitimize_const_move, print_operand_reloc)
26521 (mips_dangerous_for_la25_p): Use split_const instead of
26524 2007-02-28 Eric Christopher <echristo@apple.com>
26526 * Makefile.in (install-include-dir): Don't rm -rf include.
26528 2007-02-28 Richard Guenther <rguenther@suse.de>
26530 PR middle-end/30364
26531 * fold-const.c (fold_binary): Do not associate expressions
26532 with more than one variable for integer types that do not wrap.
26534 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
26536 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
26537 Delete, and replace with...
26538 (fold_builtin_call_array): This. Update callers to use it.
26539 * fold-const.c (fold_build_call_list): Delete, and replace with...
26540 (fold_build_call_array): This.
26541 (fold_build_call_list_initializer): Delete, and replace with...
26542 (fold_build_call_array_initializer): This.
26543 * tree.h: Update declarations to reflect above changes.
26545 * c-typeck.c (build_function_call): Store converted arguments
26546 in a stack-allocated array instead of building a list.
26547 (convert_arguments): Store arguments in the array passed in as an
26548 argument, and return the actual number of arguments.
26549 * c-format.c: (check_function_format): Pass arguments in an
26550 array instead of a list.
26551 * c-common.c (check_function_nonnull): Likewise.
26552 (check_function_sentinel): Likewise.
26553 (check_function_arguments): Likewise.
26554 * c-common.h: Update declarations to reflect above changes.
26556 2007-02-28 Jan Hubicka <jh@suse.cz>
26558 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
26559 PRED_NEGATIVE_RETURN): Update outcomes.
26561 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
26563 * calls.c (emit_library_call_value_1): Handle partial registers
26564 correctly when building up CALL_INSN_FUNCTION_USAGE.
26566 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26568 * pa/predicates.md (move_src_operand): Allow zero for mode.
26569 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
26572 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
26575 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
26576 *movv2df_internal): Enable pattern only for valid operand
26578 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
26579 tie only 128bit modes. For MMX registers, tie only 64bit modes.
26581 2007-02-27 Mike Stump <mrs@apple.com>
26583 * config/darwin-crt3.c: Avoid compilation when compiling for a
26586 2007-02-27 Joseph Myers <joseph@codesourcery.com>
26588 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
26590 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
26591 for fixed headers and limits.h.
26592 (install-include-dir, install-headers-tar, install-headers-cpio,
26593 install-headers-cp, real-install-headers-tar,
26594 real-install-headers-cpio, real-install-headers-cp): Handle
26595 include-fixed as well as include.
26596 (install-mkheaders): Don't install files that go only in include
26598 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
26599 from GCC_INCLUDE_DIR.
26600 * gcc.c (process_command): Remove special -BstageN/ handling.
26601 (do_spec_1): Add include-fixed directories.
26603 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
26605 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
26607 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
26609 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
26612 2007-02-27 Mark Mitchell <mark@codesourcery.com>
26614 * c-common.c (get_priority): Add check for
26615 SUPPORTS_INIT_PRIORITY.
26617 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
26619 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
26621 * config/bfin/bfin.c: Include "cfglayout.h".
26622 (MAX_LSETUP_DISTANCE): New macro.
26623 (struct loop_info): New members incoming, incoming_src and
26624 incoming_dest. Delete member predecessor.
26625 (length_for_loop): New function.
26626 (bfin_optimize_loop): Handle more different loop structures.
26627 (bfin_discover_loop): Rework detection of predecessor blocks by
26628 examining incoming edges.
26629 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
26631 (bfin_reorder_loops): New function.
26632 (bfin_reorg_loops): Use these three new functions.
26634 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
26635 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
26636 (CONSTRAINT_LEN): Add entry for 'q'.
26637 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
26638 Add 'q' constraints.
26639 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
26640 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
26642 * config/bfin/bfin.md (add_with_carry): New pattern.
26643 (s_or_u, su_optab, su_modifier): New code macros/attrs.
26644 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
26645 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
26646 support unsigned multiplies too. Removed incorrect commutativity from
26647 operand 1 constraint where appropriate.
26648 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
26650 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
26651 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
26653 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
26654 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
26655 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
26656 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
26657 usmulhisi_hh_huh): New patterns.
26659 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
26660 lshifthi3): Fix output template to use half reg for operand 2.
26662 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
26665 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
26667 2007-02-27 Andreas Schwab <schwab@suse.de>
26669 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
26671 2007-02-27 Jan Hubicka <jh@suse.cz>
26673 * predict.c (last_basic_block_p): Remove.
26674 (tree_estimate_probability): Update return heuristic for commonized
26677 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
26679 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
26681 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
26683 * doc/include/gcc-common.texi (versionsubtitle): New macro.
26684 * doc/cpp.texi: Standardize title page.
26685 * doc/cppinternals.texi: Likewise.
26686 * doc/gcc.texi: Standardize title page, remove version number
26687 from copyright page.
26688 * doc/gccint.texi: Likewise.
26689 * doc/install.texi: Standardize title page, add table of
26692 2007-02-26 Jan Hubicka <jh@suse.cz>
26694 * predict.def: Set outcomes according to more recent results.
26695 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
26696 Remove dead predictors.
26697 * predict.c (return_prediction): Fix pasto.
26699 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
26701 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
26702 change; avoid a memory leak when returning early.
26704 2007-02-26 Mark Mitchell <mark@codesourcery.com>
26706 * c-decl.c (static_ctors): Move to c-common.c.
26707 (static_dtors): Likewise.
26708 (finish_function): Use c_record_cdtor_fn.
26709 (build_cdtor): Move to c-common.c.
26710 (c_write_global_declarations): Use c_build_cdtor_fns.
26711 * c-common.h (static_ctors): Declare.
26712 (static_dtors): Likewise.
26713 (c_record_cdtor_fn): Likewise.
26714 (c_build_cdtor_fns): Likewise.
26715 * c-common.c (static_ctors): New variable.
26716 (static_dtors): Likewise.
26717 (c_record_cdtor_fn): New function.
26718 (build_cdtor): Move from c-decl.c
26719 (c_build_cdtor_fns): New function.
26721 * output.h (assemble_addr_to_section): Declare.
26722 (get_cdtor_priority_section): Likewise.
26723 * varasm.c (assemble_addr_to_section): New function.
26724 (get_cdtor_priority_section): Likewise.
26725 (default_named_section_asm_out_destructor): Use them.
26726 (destor_dtor_section_asm_out_destructor): Likewise.
26727 (default_named_section_asm_out_constructor): Likewise.
26728 (default_ctor_section_asm_out_constructor): Likewise.
26729 * config.gcc (*-*-vxworks*): Include vxworks.o.
26730 * config/t-vxworks (vxworks.o): New target.
26731 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
26732 (TARGET_ASM_CONSTRUCTOR): Define.
26733 (TARGET_ASM_DESTRUCTOR): Likewise.
26734 (vxworks_asm_out_constructor): Declare.
26735 (vxworks_asm_out_destructor): Likewise.
26737 * c-common.c (get_priority): Check that we have not just an
26738 INTEGER_CST, but an integer constant with integeral type.
26740 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
26742 PR tree-optimization/30938
26743 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
26744 use &dt[nargs-1] instead of &dt[nargs] in the call to
26745 vect_is_simple_use().
26747 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
26749 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
26750 from register elimination as PRE_MODIFY / POST_MODIFY increments.
26751 Do not attempt to handle MEM inside auto-inc expressions.
26752 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
26753 of a register modified by an auto-inc expression. However, do handle
26754 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
26755 (elimination_effects): Prohibit elimination of a register modified
26756 by an auto-inc expression. Disable register elimination rules whose
26757 target register is modified by an auto-inc expression with variable
26760 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
26762 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
26764 (array_at_struct_end_p): New function.
26765 (idx_infer_loop_bounds): Use it.
26766 (estimate_numbers_of_iterations_loop): Export.
26767 * predict.c (predict_loops): Use estimated_loop_iterations_int.
26768 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
26769 (tree_estimate_probability): Call record_loop_exits.
26770 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
26771 (estimated_loop_iterations, estimated_loop_iterations_int,
26772 estimated_loop_iterations_tree): New functions.
26773 (analyze_siv_subscript_cst_affine,
26774 compute_overlap_steps_for_affine_1_2,
26775 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
26776 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
26777 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
26778 (PRED_LOOP_ITERATIONS_GUESSED): New.
26779 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
26780 * cfgloop.h (estimate_numbers_of_iterations_loop,
26781 estimated_loop_iterations_int): Declare.
26783 2007-02-25 Mark Mitchell <mark@codesourcery.com>
26785 * doc/extend.texi: Document optional priority argument to
26786 constructors and destructors.
26787 * tree.c (init_priority_for_decl): Adjust GTY markers.
26788 (init_ttree): Use priority-info hash functions for
26789 init_priority_for_decl.
26790 (tree_map_eq): Rename to ...
26791 (tree_map_base_eq): ... this.
26792 (tree_map_marked_p): Rename to ...
26793 (tree_map_base_marked_p): ... this.
26794 (tree_map_base_hash): New function.
26795 (decl_init_priority_lookup): Rework.
26796 (decl_fini_priority_lookup): New function.
26797 (decl_priority_info): New function.
26798 (decl_init_priority_insert): Use it.
26799 (decl_fini_priority_insert): Likewise.
26800 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
26802 (decl_restrict_base_insert): Likewise.
26803 (decl_debug_expr_insert): Likewise.
26804 (decl_value_expr_lookup): Likewise.
26805 (decl_value_expr_insert): Likewise.
26806 * tree.h (priority_type): New type.
26807 (decl_init_priority_lookup): Use priority_type.
26808 (decl_fini_priority_lookup): New function.
26809 (decl_init_priority_insert): Use priority_type.
26810 (decl_fini_priority_insert): New function.
26811 (DECL_HAS_INIT_PRIORITY): Tweak comments.
26812 (DECL_INIT_PRIORITY): Likewise.
26813 (SET_DECL_INIT_PRIORITY): Add comment.
26814 (DECL_FINI_PRIORITY): New macro.
26815 (SET_DECL_FINI_PRIORITY): Likewise.
26816 (DEFAULT_INIT_PRIORITY): Document.
26817 (MAX_INIT_PRIORITY): Likewise.
26818 (MAX_RESERVED_INIT_PRIORITY): Likewise.
26819 (tree_map_base): New type.
26820 (tree_map_base_eq): New function.
26821 (tree_map_base_hash): Likewise.
26822 (tree_map_base_marked_p): Likewise.
26823 (tree_map): Inherit from tree_map_base.
26824 (tree_map_eq): Make it a macro.
26825 (tree_map_marked_p): Likewise.
26826 (tree_int_map): Inherit from tree_map_base.
26827 (tree_int_map_eq): Make it a macro.
26828 (tree_int_map_hash): Likewise.
26829 (tree_int_map_marked_p): Likewise.
26830 (tree_priority_map): New type.
26831 (tree_priority_map_eq): New macro.
26832 (tree_priority_map_hash): Likewise.
26833 (tree_priority_map_marked_p): Likewise.
26834 * varasm.c (emults_decl): Adjust for refactoring of tree_map
26836 (emutls_common_1): Likewise.
26837 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
26838 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
26839 of tree_map hierarchy.
26840 * tree-cfg.c (move_stmt_r): Likewise.
26841 (new_label_mapper): Likewise.
26842 * c-tree.h (c_expand_body): Move to ...
26843 * c-common.h (c_expand_body): ... here.
26844 * c-decl.c (c_expand_body): Move to ...
26845 * c-common.c (c_expand_body): ... here.
26846 (c_common_attribute_table): Allow 1 argument for the constructor
26847 and destructor attributes.
26848 (get_priority): New function.
26849 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
26850 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
26852 2007-02-24 Jan Hubicka <jh@suse.cz>
26854 PR middle-end/30509
26855 * tree-inline.c (copy_bb): Produce exact copy of EH info when
26856 copying for inlining.
26858 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
26859 Jan Hubicka <jh@suse.cz>
26862 * i386.c (counter_mode): New function.
26863 (expand_set_or_movmem_via_loop): Use it.
26864 (expand_movmem_epilogue): Likewise; fix pasto.
26865 (ix86_expand_movmem): Do emit guard even for constant counts.
26866 (ix86_expand_setmem): Likewise.
26868 2007-02-25 Nick Clifton <nickc@redhat.com>
26870 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
26871 (JUMP_TABLES_IN_TEXT_SECTION): Define.
26873 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
26876 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
26877 count argument with 0x10, not with 0x16.
26878 (expand_setmem_epilogue): Ditto.
26880 2007-02-24 Mike Stump <mrs@apple.com>
26882 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
26885 2007-02-24 Richard Guenther <rguenther@suse.de>
26887 PR middle-end/30951
26888 * fold-const.c (fold_binary): Fold x +- CST op x for
26889 EQ_EXPR and NE_EXPR.
26891 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26893 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
26895 2007-02-24 Jan Hubicka <jh@suse.cz>
26897 * cgraphunit.c (decide_is_function_needed): Honor
26898 -fkeep-inline-functions.
26900 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26902 * builtins.c (fold_builtin_modf): New.
26903 (fold_builtin_2): Use it.
26905 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
26907 * loop-iv.c (implies_p): Detect additional cases where A implies B.
26908 (determine_max_iter): Take additional LOOP arg; all callers changed.
26909 Lose broken logic dealing with PLUS. Try to limit the upper bound by
26910 one using simplifications.
26911 (simplify_using_initial_values): Return if the expression becomes
26912 invalid due to altered regs.
26914 2007-02-23 DJ Delorie <dj@redhat.com>
26916 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
26918 2007-02-23 Mike Stump <mrs@apple.com>
26920 * tlink.c (scan_linker_output): Parse linker messages from
26921 darwin9's linker better.
26923 2007-02-23 Steve Ellcey <sje@cup.hp.com>
26926 * varpool.c (varpool_assemble_pending_decls): Set
26927 varpool_last_needed_node to null.
26929 2007-02-23 DJ Delorie <dj@redhat.com>
26931 * config/i386/i386.c (ix86_data_alignment): Don't specify an
26932 alignment bigger than the object file can handle.
26934 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
26937 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
26938 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
26939 (*movsf_1): Penalize MMX moves.
26941 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
26943 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
26944 2^32-1 or more times unless flag_unsafe_loop_optimizations.
26946 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
26948 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26950 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
26951 (fold_builtin_1): Use them.
26952 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
26953 BUILT_IN_SIGNIFICAND.
26955 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
26957 * config/i386/i386.c (bdesc_1arg): Initialize
26958 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
26959 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
26960 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
26961 and IX86_BUILTIN_MOVSLDUP.
26963 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
26965 PR rtl-optimization/30841
26966 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
26968 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26970 * builtins.c (fold_builtin_frexp): New.
26971 (fold_builtin_2): Use it.
26973 2007-02-22 Mark Mitchell <mark@codesourcery.com>
26975 * doc/invoke.texi (Spec Files): Document getenv spec function.
26977 * gcc.c (getenv_spec_function): New function.
26978 (static_spec_functions): Add it.
26979 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
26980 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
26983 2007-02-22 Michael Matz <matz@suse.de
26986 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
26987 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
26989 2007-02-22 Ian Lance Taylor <iant@google.com>
26992 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
26993 (mem_loc_descriptor): Call it.
26995 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
26996 Ira Rosen <irar@il.ibm.com>
26998 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
27000 2007-02-22 Ira Rosen <irar@il.ibm.com>
27002 PR tree-optimization/30843
27003 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
27004 stores only after all the group is vectorized.
27006 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
27008 PR tree-optimization/30858
27009 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
27010 in the reduction cycle have a single use in the loop.
27011 * tree-vectorizer.h (relevant): Add documentation.
27013 2007-02-20 Mike Stump <mrs@apple.com>
27015 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
27016 * configure: Regenerate.
27018 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
27020 Change the defaults of some parameters and options.
27021 * config/spu/spu-protos.h (spu_optimization_options): Declare.
27022 * config/spu/spu.c (spu_optimization_options): Add.
27023 (spu_override_options): Change params in spu_optimization_options.
27024 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
27026 Register 127 is only 16 byte aligned when used as a frame pointer.
27027 * config/spu/spu-protos.h (spu_init_expanders): Declare.
27028 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
27029 HARD_FRAME_POINTER_REGNUM.
27030 (spu_legitimate_address): Use regno_aligned_for_reload.
27031 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
27032 aligned when frame_pointer_needed is true.
27033 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
27035 * config/spu/spu.h (INIT_EXPANDERS): Define.
27037 Make sure shift and rotate instructions have valid immediate operands.
27038 * config/spu/predicates.md (spu_shift_operand): Remove.
27039 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
27040 * config/spu/constraints.md (W, O): Extend range.
27041 * config/spu/spu.md (umask, nmask): Define.
27042 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
27043 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
27044 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
27045 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
27046 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
27047 (lshr<mode>3_reg): Fix rtl description.
27049 Make sure mulhisi immediate operands are valid.
27050 * config/spu/predicates.md (imm_K_operand): Add.
27051 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
27053 Generate constants using fsmbi and andi.
27054 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
27055 (print_operand, spu_split_immediate, classify_immediate,
27056 fsmbi_const_p): Handle IC_FSMBI2.
27058 Correctly handle a CONST_VECTOR containing symbols.
27059 * config/spu/spu.c (print_operand): Handle HIGH correctly.
27060 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
27061 (immediate_load_p): Allow symbols that use 2 instructions to create.
27062 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
27063 with symbols when flag_pic is set.
27064 (const_vector_immediate_p): New.
27065 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
27066 accept a CONST_VECTOR with symbols.
27067 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
27068 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
27070 * config/spu/spu.md (high, low): Delete.
27071 (low_<mode>): Define.
27073 Remove INTRmode and INTR_REGNUM, which didn't work.
27074 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
27076 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
27077 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
27078 peephole2 pattern): Don't use INTR or 131.
27079 (movintrcc): Delete.
27080 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
27081 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
27082 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
27083 (UNSPEC_SET_INTR): Add.
27084 * config/spu/spu-modes.def (INTR): Remove.
27086 More accurate warnings about run-time relocations.
27087 * config/spu/spu.c (reloc_diagnostic): Test in_section.
27089 Correctly warn about immediate arguments to specific intrinsics.
27090 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
27091 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
27092 the instruction predicate.
27094 Fix tree check errors with latest update.
27095 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
27097 (spu_expand_builtin): Use CALL_EXPR_FN.
27099 Add missing specific intrinsics.
27100 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
27102 * config/spu/spu_internals.h: Ditto.
27104 Fix incorrect operand modifiers.
27105 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
27106 * config/spu/spu.md (xor<mode>3): Change %S to %J.
27108 Optimize one case of zero_extend of a vec_select.
27109 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
27111 Accept any immediate for hbr.
27112 * config/spu/spu.md (hbr): Change s constraints to i.
27114 2007-02-21 Paul Brook <paul@codesourcery.com>
27116 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
27117 condexec_count when skipping USE and CLOBBER.
27119 2007-02-21 Nick Clifton <nickc@redhat.com>
27121 * common.opt (Warray-bounds): Add Warning attribute.
27122 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
27124 (fsized-zeroes): Add Optimization attribute.
27125 (fsplit-wide-types, ftree-scev-cprop): Likewise.
27126 * c.opt (Wc++0x-compat): Add Warning attribute.
27128 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
27130 PR middle-end/30761
27131 * reload1.c (eliminate_regs_in_insn): In the single_set special
27132 case, attempt to re-recognize the insn before falling back to
27133 having reload fix it up.
27135 2007-02-20 Eric Christopher <echristo@gmail.com>
27137 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
27138 Rewrite accordingly.
27139 (frv_read_iacc_argument): Ditto.
27140 (frv_expand_set_builtin): Take a call instead of arglist, update for
27142 (frv_expand_unop_builtin): Ditto.
27143 (frv_expand_binop_builtin): Ditto.
27144 (frv_expand_cut_builtin): Ditto.
27145 (frv_expand_binopimm_builtin): Ditto.
27146 (frv_expand_voidbinop_builtin): Ditto.
27147 (frv_expand_int_void2arg): Ditto.
27148 (frv_expand_prefetches): Ditto.
27149 (frv_expand_voidtriop_builtin): Ditto.
27150 (frv_expand_voidaccop_builtin): Ditto.
27151 (frv_expand_load_builtin): Ditto.
27152 (frv_expand_store_builtin): Ditto.
27153 (frv_expand_mdpackh_builtin): Ditto.
27154 (frv_expand_mclracc_builtin): Ditto.
27155 (frv_expand_mrdacc_builtin): Ditto.
27156 (frv_expand_mwtacc_builtin): Ditto.
27157 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
27160 2007-02-20 Janis Johnson <janis187@us.ibm.com>
27162 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
27163 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
27165 (HAVE_GAS_DFP): Check for assembler support of decimal floating
27166 point instructions.
27167 * configure: Regenerate.
27168 * config.in: Regenerate.
27169 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
27170 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
27171 masks to power6 and power6x and to POWERPC_MASKS.
27172 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27174 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
27175 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
27176 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
27177 Access PROTOTYPE as variable, not mask.
27179 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
27181 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
27182 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
27183 * combine.c (adjust_for_new_dest): Use it.
27184 * postreload.c (reload_combine): Likewise.
27186 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
27188 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
27189 notes on an insn with multiple sets, even if single_set returns
27190 non-NULL for that insn.
27192 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27194 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
27195 scalbn and scalbln.
27197 2007-02-20 Geoffrey Keating <geoffk@apple.com>
27199 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
27200 if user didn't pass it.
27201 * config/i386/darwin.h (CC1_SPEC): Likewise.
27202 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
27203 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
27204 -mmacosx-version-min.
27206 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27207 Uros Bizjak <ubizjak@gmail.com>
27209 * optabs.h (enum optab_index): Add new OTI_scalb.
27210 (scalb_optab): Define corresponding macro.
27211 * optabs.c (init_optabs): Initialize scalb_optab.
27212 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
27214 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
27215 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
27216 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
27217 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
27218 flag_unsafe_math_optimizations is set.
27220 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
27221 to implement scalbf, scalb and scalbl built-ins as inline x87
27224 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27225 DJ Delorie <dj@redhat.com>
27228 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
27229 (diagnostic_report_diagnostic): ... here, and turn them into real
27230 errors. If warnings are inhibited, no need to do anything.
27232 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
27234 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
27235 better code generation.
27237 2007-02-20 Ben Elliston <bje@au.ibm.com>
27239 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
27241 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
27243 * config/alpha/alpha.c, config/alpha/alpha.md,
27244 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
27245 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
27246 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
27247 config/arm/lib1funcs.asm: Follow spelling conventions.
27249 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
27250 config/fr30/fr30.md, config/i386/i386.h,
27251 config/iq2000/iq2000.h, config/iq2000/predicates.md,
27252 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
27253 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
27254 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
27255 config/rs6000/altivec.md, config/rs6000/rs6000.c,
27256 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
27257 config/sparc/sparc.c, config/sparc/sparc.h,
27258 config/sparc/sparc.md, config/spu/constraints.md,
27259 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
27262 2007-02-20 Alan Modra <amodra@bigpond.net.au>
27265 * varasm.c (use_blocks_for_decl_p): Return false for decls with
27268 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
27270 * doc/invoke.texi (-ftree-lrs): Remove.
27272 2007-02-19 Diego Novillo <dnovillo@redhat.com>
27274 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
27277 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
27279 * config/ia64/ia64.c (ia64_expand_builtin): Use the
27280 new CALL_EXPR_FN macro for retrieving the function
27281 declaration of the input expression.
27283 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27285 * c.opt (Waddress): New.
27286 * common.opt (Walways-true): Delete.
27287 (Wstring-literal-comparison): Delete.
27288 * doc/invoke.texi (Warning Options): Delete -Walways-true and
27289 -Wstring-literal-comparison. Add -Waddress.
27291 (Walways-true): Delete.
27292 (Wstring-literal-comparison): Delete.
27293 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
27294 consistently instead of -Walways-true in example.
27295 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
27296 * c-typeck.c (parser_build_binary_op): Replace
27297 -Wstring-literal-comparison and -Walways-true with -Waddress.
27298 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
27301 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
27303 * tree-cfg.c (dump_function_to_file): Be prepared for functions
27304 without DECL_STRUCT_FUNCTION initialized.
27306 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
27308 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
27309 due to calls to functions taking pointers as parameters.
27311 2007-02-19 Richard Henderson <rth@redhat.com>
27314 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
27317 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
27319 * config/s390/s390.c (s390_call_saved_register_used,
27320 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
27321 accessed to the new scheme.
27323 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
27325 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
27326 (cris_print_index, cris_print_operand, cris_print_operand_address)
27327 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
27328 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
27329 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
27330 GET_CODE () == xxx.
27331 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
27332 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
27333 GO_IF_LEGITIMATE_ADDRESS): Ditto.
27334 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
27335 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
27336 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
27337 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
27338 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
27339 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
27340 (uminsi3, call, call_value): Ditto.
27341 (define_split: indir_to_reg_split, unnamed): Ditto.
27343 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
27345 PR tree-optimization/30975
27346 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
27349 2007-02-18 Eric Christopher <echristo@gmail.com>
27351 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
27352 Remove use of arglist.
27353 (mips_expand_builtin): Remove use of arglist, pass in expr.
27354 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
27355 (mips_expand_builtin_movtf): Ditto.
27356 (mips_expand_builtin_compare): Ditto.
27358 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
27360 * tree-sra.c (sra_build_assignment): Replace assertion
27361 checking with a comment explaining why it can't be done.
27363 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
27365 PR middle-end/30833
27366 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
27367 during CALL_EXPR representation conversion.
27368 * tree-ssa-propagate.c (set_rhs): Likewise.
27370 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
27372 * tree-sra.c (sra_build_assignment): Disable assertion checking
27375 2007-02-18 Roger Sayle <roger@eyesopen.com>
27377 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
27378 instead of calling build2 with a GIMPLE_MODIFY_STMT.
27379 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
27381 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
27382 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
27383 gimplify_init_ctor_eval_range, gimple_push_cleanup,
27384 gimplify_omp_for, gimplify_omp_atomic_pipeline,
27385 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
27386 force_gimple_operand): Likewise.
27387 * ipa-cp.c (constant_val_insert): Likewise.
27388 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
27389 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
27390 perfect_nestify): Likewise.
27391 * langhooks.c (lhd_omp_assignment): Likewise.
27392 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
27393 lower_copyprivate_clauses, lower_send_clauses,
27394 lower_send_shared_vars, expand_parallel_call,
27395 expand_omp_for_generic, expand_omp_for_static_nochunk,
27396 expand_omp_for_static_chunk, expand_omp_sections,
27397 lower_omp_single_copy, lower_omp_for_lastprivate,
27398 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
27399 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
27400 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
27403 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
27405 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
27406 config/sh/sh.md: Follow spelling conventions.
27408 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
27409 config/frv/predicates.md: Follow spelling conventions.
27411 * config/m68k/linux-unwind.h: Fix a comment typo.
27412 * target.h: Follow spelling conventions.
27414 2007-02-18 Roger Sayle <roger@eyesopen.com>
27416 PR rtl-optimization/28173
27417 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
27418 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
27419 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
27420 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
27421 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
27423 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27425 * builtins.c (fold_builtin_load_exponent): New.
27426 (fold_builtin_2): Use it.
27428 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
27430 PR rtl-optimization/30773
27431 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
27432 if we fail to attach a REG_EQUIV note.
27434 2007-02-18 David Edelsohn <edelsohn@gnu.org>
27435 Roger Sayle <roger@eyesopen.com>
27437 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
27439 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
27441 * calls.c (initialize_argument_information): Pass original EXP
27442 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
27443 code to split complex arguments here, as part of initializing the
27445 (expand_call): Remove code that builds a list of arguments and
27446 inserts implicit arguments into it. Instead, just count how many
27447 implicit arguments there will be so we can determine the size of
27448 the ARGS array, and let initialize_argument_information do the work.
27449 (split_complex_values): Delete unused function.
27451 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
27453 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
27455 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
27457 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
27458 for arg pointer based indexed addressing.
27460 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
27462 * config/ia64/ia64.h, config/ia64/ia64.md,
27463 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
27464 spelling conventions.
27466 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
27468 * config/m68k/m68k.c (split_di): New.
27469 * config/m68k/m68k-protos.h: Declare split_di.
27470 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
27471 Improve predicate handling and split constant shifts.
27473 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
27475 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
27476 parameter for register bitfield operations, general predicates
27479 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
27481 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
27482 * config/m68k/linux-unwind.h: New file.
27484 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
27486 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
27487 config/i386/athlon.md, config/ia64/ia64.md,
27488 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
27489 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
27490 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
27491 tree-ssa-loop-niter.c, tree-vect-analyze.c,
27492 tree-vect-transform.c: Fix comment typos.
27494 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
27496 * sched-deps.c (find_insn_list): Remove.
27497 * sched-int.h: Remove the prototype for find_insn_list.
27499 2007-02-16 Geoffrey Keating <geoffk@apple.com>
27501 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
27503 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
27504 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
27505 darwin_rs6000_override_options.
27506 (C_COMMON_OVERRIDE_OPTIONS): Expect
27507 darwin_macosx_version_min to be non-NULL always.
27508 (TARGET_C99_FUNCTIONS): Likewise.
27509 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
27510 (DARWIN_MINVERSION_SPEC): New.
27511 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
27512 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
27514 (DARWIN_MINVERSION_SPEC): New.
27515 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
27517 * config/darwin-c.c (darwin_cpp_builtins): Expect
27518 darwin_macosx_version_min to be non-NULL always.
27520 * config/rs6000/rs6000.c: Clean up trailing whitespace.
27522 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
27524 * config/i386/i386.h (x86_use_xchgb): New.
27525 (TARGET_USE_XCHGB): New macro.
27526 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
27527 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
27528 Split after reload into bswaphi for shifts of 8.
27529 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
27530 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
27531 or when optimizing for size.
27533 2007-02-16 Richard Guenther <rguenther@suse.de>
27534 Christian Bruel <christian.bruel@st.com>
27536 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
27537 DECLs but prefer SSA_NAMEs over DECLs.
27539 2007-02-16 Richard Guenther <rguenther@suse.de>
27541 * tree-flow-inline.h (single_imm_use_p): Remove.
27542 (zero_imm_uses_p): Likewise.
27543 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
27544 instead of single_imm_use_p.
27545 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
27548 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27551 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
27552 nested double- and backquotes.
27554 2007-02-15 Roger Sayle <roger@eyesopen.com>
27556 PR middle-end/30391
27557 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
27558 should be unreachable.
27559 (build2_stat): Allow construction of MODIFY_EXPR at any time.
27560 For the time being redirect GIMPLE_MODIFY_STMT to the new
27561 (renamed) build_gimple_modify_stmt_stat.
27562 (build2_gimple_stat): Rename to...
27563 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
27564 Always build a GIMPLE_MODIFY_STMT node.
27565 * tree.h (build2_gimple, build2_gimple_stat): Delete.
27566 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
27569 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
27570 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
27571 * tree-complex.c (set_component_ssa_name, expand_complex_move,
27572 expand_complex_div_wide): Likewise.
27573 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
27574 * tree-ssa-loop-im.c (schedule_sm): Likewise.
27575 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
27576 * tree-ssa-loop-manip.c (create_iv): Likewise.
27577 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
27578 abs_replacement): Likewise.
27579 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
27580 realify_fake_stores): Likewise.
27582 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
27583 node rather than a GIMPLE_MODIFY_STMT node.
27584 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
27585 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
27587 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
27588 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
27589 GIMPLE_MODIFY_STMT.
27591 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
27593 PR middle-end/30433
27594 * fold-const.c (fold_comparison): Add back the
27595 folding of constant complex comparisions.
27597 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
27599 PR middle-end/30729
27600 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
27601 effects unknown to this function, return early.
27603 2007-02-15 Ian Lance Taylor <iant@google.com>
27605 * lower-subreg.c (move_eh_region_note): New static function.
27606 (resolve_simple_move): Call it.
27607 (decompose_multiword_subregs): Track blocks for which we resolve a
27608 simple move which is also a control flow insn. Pass them to
27609 find_many_sub_basic_blocks.
27610 (pass_lower_subreg): Add TODO_verify_flow.
27611 (pass_lower_subreg2): Likewise.
27613 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27614 Brooks Moses <brooks.moses@codesourcery.com>
27615 Lee Millward <lee.millward@codesourcery.com>
27617 * tree.h (enum tree_code_class): Add tcc_vl_exp.
27618 (VL_EXP_CLASS_P): New.
27619 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
27621 (TREE_OPERAND_CHECK_CODE): Likewise.
27622 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
27623 (TREE_RTL_OPERAND_CHECK): Likewise.
27624 (tree_operand_check_failed): Make second parameter the whole tree
27625 instead of its code. Fixed callers.
27626 (VL_EXP_CHECK): New.
27627 (TREE_OPERAND_LENGTH): New.
27628 (VL_EXP_OPERAND_LENGTH): New.
27629 (CALL_EXPR_FN): New.
27630 (CALL_EXPR_STATIC_CHAIN): New.
27631 (CALL_EXPR_ARGS): New.
27632 (CALL_EXPR_ARG): New.
27633 (call_expr_nargs): New.
27634 (CALL_EXPR_ARGP): New.
27635 (build_nt_call_list): Declare.
27636 (build_vl_exp_stat): Declare.
27637 (build_vl_exp): New.
27638 (build_call_list): Declare.
27639 (build_call_nary): Declare.
27640 (build_call_valist): Declare.
27641 (build_call_array): Declare.
27642 (call_expr_arg): Declare.
27643 (call_expr_argp): Declare.
27644 (call_expr_arglist): Declare.
27645 (fold_build_call_list): Declare.
27646 (fold_build_call_list_initializer): Declare.
27647 (fold_call_expr): Declare to replace fold_builtin.
27648 (fold_builtin_fputs): Update to agree with modified definition.
27649 (fold_builtin_strcpy): Likewise.
27650 (fold_builtin_strncpy): Likewise.
27651 (fold_builtin_memory_chk): Likewise.
27652 (fold_builtin_stxcpy_chk): Likewise.
27653 (fold_builtin_strncpy_chk): Likewise.
27654 (fold_builtin_next_arg): Likewise.
27655 (fold_build_call_expr): Declare.
27656 (fold_builtin_call_list): Declare.
27657 (fold_builtin_call_valist): Declare.
27658 (build_call_expr): Declare.
27659 (validate_arglist): Update to agree with modified definition.
27660 (tree_operand_length): New.
27661 (call_expr_arg_iterator): New.
27662 (init_call_expr_arg_iterator): New.
27663 (next_call_expr_arg): New.
27664 (first_call_expr_arg): New.
27665 (more_call_expr_args_p): New.
27666 (FOR_EACH_CALL_EXPR_ARG): New.
27668 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
27669 and tcc_gimple_stmt.
27670 (tree_code_size): Update documentation. Use sizeof (tree) rather
27671 than sizeof (char *).
27672 (tree_size): Likewise. Add case for tcc_vl_exp.
27673 (tree_node_structure): Add case for tcc_vl_exp.
27674 (contains_placeholder_p): Likewise.
27675 (substitute_in_expr): Likewise.
27676 (substitute_placeholder_in_expr): Likewise.
27677 (stabilize_reference_1): Likewise.
27678 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
27679 to diagnose breakage of this interface for constructing CALL_EXPRs.
27680 (build_nt): Add similar assertion here.
27681 (build_nt_call_list): New.
27682 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
27683 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
27685 (get_callee_fndecl): Use new CALL_EXPR accessors.
27686 (tree_operand_check_failed): Change parameters to pass entire node
27687 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
27688 (process_call_operands): New.
27689 (build_vl_exp_stat): New.
27690 (build_call_list): New.
27691 (build_call_nary): New.
27692 (build_call_valist): New.
27693 (build_call_array): New.
27694 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27695 (call_expr_arglist): New.
27697 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
27698 tcc_vl_exp instead of a fixed-size tcc_expression.
27700 * doc/c-tree.texi (CALL_EXPR): Document new representation and
27701 accessors for CALL_EXPRs.
27702 (AGGR_INIT_EXPR): Likewise.
27704 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27705 Brooks Moses <brooks.moses@codesourcery.com>
27706 Lee Millward <lee.millward@codesourcery.com>
27708 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
27709 (expand_builtin_nonlocal_goto): Change parameter to be entire
27710 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
27711 (expand_builtin_prefetch): Likewise.
27712 (expand_builtin_classify_type): Likewise.
27713 (mathfn_built_in): Return NULL_TREE instead of 0.
27714 (expand_errno_check): Use new CALL_EXPR accessors.
27715 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
27716 Return NULL_RTX instead of 0.
27717 (expand_builtin_mathfn_2): Likewise.
27718 (expand_builtin_mathfn_3): Likewise.
27719 (expand_builtin_interclass_mathfn): Likewise.
27720 (expand_builtin_sincos): Likewise.
27721 (expand_builtin_cexpi): Likewise.
27722 (expand_builtin_int_roundingfn): Likewise.
27723 (expand_builtin_int_roundingfn_2): Likewise.
27724 (expand_builtin_pow): Likewise.
27725 (expand_builtin_powi): Likewise.
27726 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
27727 of arglist, fixing callers appropriately. Use new CALL_EXPR
27728 accessors and constructors. Return NULL_RTX instead of 0.
27729 (expand_builtin_strstr): Likewise.
27730 (expand_builtin_strchr): Likewise.
27731 (expand_builtin_strrchr): Likewise.
27732 (expand_builtin_strpbrk): Likewise.
27733 (expand_builtin_memcpy): Likewise.
27734 (expand_builtin_mempcpy): Likewise.
27735 (expand_builtin_mempcpy_args): New.
27736 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
27737 (expand_builtin_memmove_args): New.
27738 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
27739 (expand_movstr): Likewise.
27740 (expand_builtin_strcpy): Likewise.
27741 (expand_builtin_strcpy_args): New.
27742 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
27743 (expand_builtin_strncpy): Likewise.
27744 (expand_builtin_memset): Likewise.
27745 (expand_builtin_memset_args): New.
27746 (expand_builtin_bzero): Similarly to expand_builtin_memset.
27747 (expand_builtin_memcmp): Likewise.
27748 (expand_builtin_strcmp): Likewise.
27749 (expand_builtin_strncmp): Likewise.
27750 (expand_builtin_strcat): Likewise.
27751 (expand_builtin_strncat): Likewise.
27752 (expand_builtin_strspn): Likewise.
27753 (expand_builtin_strcspn): Likewise.
27754 (expand_builtin_args_info): Likewise.
27755 (expand_builtin_va_start): Likewise.
27756 (gimplify_va_arg_expr): Likewise.
27757 (expand_builtin_va_end): Likewise.
27758 (expand_builtin_va_copy): Likewise.
27759 (expand_builtin_frame_address): Likewise.
27760 (expand_builtin_alloca): Likewise.
27761 (expand_builtin_bswap): Likewise.
27762 (expand_builtin_unop): Likewise.
27763 (expand_builtin_fputs): Likewise.
27764 (expand_builtin_expect): Likewise.
27765 (expand_builtin_fabs): Likewise.
27766 (expand_builtin_copysign): Likewise.
27767 (expand_builtin_printf): Likewise.
27768 (expand_builtin_fprintf): Likewise.
27769 (expand_builtin_sprintf): Likewise.
27770 (expand_builtin_init_trampoline): Likewise.
27771 (expand_builtin_signbit): Likewise.
27772 (expand_builtin_fork_or_exec): Likewise.
27773 (expand_builtin_sync_operation): Likewise.
27774 (expand_builtin_compare_and_swap): Likewise.
27775 (expand_builtin_lock_test_and_set): Likewise.
27776 (expand_builtin_lock_release): Likewise.
27777 (expand_builtin): Likewise.
27778 (builtin_mathfn_code): Likewise.
27780 (fold_builtin_constant_p): Pass call arguments individually instead
27781 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
27782 accessors and constructors. Return NULL_TREE instead of 0.
27783 (fold_builtin_expect): Likewise.
27784 (fold_builtin_classify_type): Likewise.
27785 (fold_builtin_strlen): Likewise.
27786 (fold_builtin_nan): Likewise.
27787 (integer_valued_real_p): Likewise.
27788 (fold_trunc_transparent_mathfn): Likewise.
27789 (fold_fixed_mathfn): Likewise.
27790 (fold_builtin_cabs): Likewise.
27791 (fold_builtin_sqrt): Likewise.
27792 (fold_builtin_cbrt): Likewise.
27793 (fold_builtin_cos): Likewise.
27794 (fold_builtin_cosh): Likewise.
27795 (fold_builtin_tan): Likewise.
27796 (fold_builtin_sincos): Likewise.
27797 (fold_builtin_cexp): Likewise.
27798 (fold_builtin_trunc): Likewise.
27799 (fold_builtin_floor): Likewise.
27800 (fold_builtin_ceil): Likewise.
27801 (fold_builtin_round): Likewise.
27802 (fold_builtin_int_roundingfn): Likewise.
27803 (fold_builtin_bitop): Likewise.
27804 (fold_builtin_bswap): Likewise.
27805 (fold_builtin_logarithm): Likewise.
27806 (fold_builtin_hypot): Likewise.
27807 (fold_builtin_pow): Likewise.
27808 (fold_builtin_powi): Likewise.
27809 (fold_builtin_exponent): Likewise.
27810 (fold_builtin_memset): Likewise.
27811 (fold_builtin_bzero): Likewise.
27812 (fold_builtin_memory_op): Likewise.
27813 (fold_builtin_bcopy): Deleted; call site changed to invoke
27814 fold_builtin_memory_op directly.
27815 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
27816 (fold_builtin_strncpy): Likewise.
27817 (fold_builtin_memcmp): Likewise.
27818 (fold_builtin_strcmp): Likewise.
27819 (fold_builtin_strncmp): Likewise.
27820 (fold_builtin_signbit): Likewise.
27821 (fold_builtin_copysign): Likewise.
27822 (fold_builtin_isascii): Likewise.
27823 (fold_builtin_toascii): Likewise.
27824 (fold_builtin_isdigit): Likewise.
27825 (fold_builtin_fabs): Likewise.
27826 (fold_builtin_abs): Likewise.
27827 (fold_builtin_fmin_fmax): Likewise.
27828 (fold_builtin_carg): Likewise.
27829 (fold_builtin_classify): Likewise.
27830 (fold_builtin_unordered_cmp): Likewise.
27832 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
27833 New functions split out from fold_builtin_1.
27834 (fold_builtin_n): New.
27835 (fold_builtin_varargs): New.
27836 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
27838 (fold_call_expr): New.
27839 (build_function_call_expr): Rewrite to use new helper function.
27840 (fold_builtin_call_list): New.
27841 (build_call_expr): New.
27842 (fold_builtin_call_valist): New.
27843 (rewrite_call_expr): New.
27844 (validate_arg): New.
27845 (validate_arglist): Change parameter to be entire CALL_EXPR instead
27846 of an arglist. Change return type to bool. Use new CALL_EXPR
27849 (fold_builtin_strstr): Pass call arguments individually instead
27850 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
27851 accessors and constructors. Return NULL_TREE instead of 0.
27852 (fold_builtin_strchr): Likewise.
27853 (fold_builtin_strrchr): Likewise.
27854 (fold_builtin_strpbrk): Likewise.
27855 (fold_builtin_strcat): Likewise.
27856 (fold_builtin_strncat): Likewise.
27857 (fold_builtin_strspn): Likewise.
27858 (fold_builtin_strcspn): Likewise.
27859 (fold_builtin_fputs): Likewise.
27860 (fold_builtin_next_arg): Likewise.
27861 (fold_builtin_sprintf): Likewise.
27863 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
27864 NULL_RTX instead of 0.
27865 (expand_builtin_memory_chk): Likewise.
27866 (maybe_emit_chk_warning): Likewise.
27867 (maybe_emit_sprintf_chk_warning): Likewise.
27869 (fold_builtin_object_size): Pass call arguments individually instead
27870 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
27871 accessors and constructors. Return NULL_TREE instead of 0.
27872 (fold_builtin_memory_chk): Likewise.
27873 (fold_builtin_stxcpy_chk): Likewise.
27874 (fold_builtin_strncpy_chk): Likewise.
27875 (fold_builtin_strcat_chk): Likewise.
27876 (fold_builtin_strcat_chk): Likewise.
27877 (fold_builtin_strncat_chk): Likewise.
27878 (fold_builtin_sprintf_chk): Likewise.
27879 (fold_builtin_snprintf_chk): Likewise.
27880 (fold_builtin_printf): Likewise.
27881 (fold_builtin_vprintf): Likewise.
27883 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
27885 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
27886 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27887 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
27888 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
27889 (fold_unary): Likewise.
27890 (fold_binary): Likewise.
27891 (fold_ternary): Remove CALL_EXPR case, since they are no longer
27892 ternary expressions.
27893 (fold): Add logic for tcc_vl_exp.
27894 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
27895 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27896 (fold_build3_stat): Add assertion to flag broken interface for
27897 constructing CALL_EXPRs.
27898 (fold_build_call_list): New.
27899 (fold_build_call_list_initializer): New.
27900 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
27902 (fold_strip_sign_ops): Likewise.
27904 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27905 Brooks Moses <brooks.moses@codesourcery.com>
27906 Lee Millward <lee.millward@codesourcery.com>
27908 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
27909 accessors and dump arguments explicitly.
27911 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
27913 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
27915 (print_call_name): Use new CALL_EXPR accessors.
27917 * print-tree.c (print_node): Add case tcc_vl_exp. Print
27918 CALL_EXPR arguments explicitly instead of as a list. Use
27919 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27921 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
27922 (vrp_visit_stmt): Likewise.
27924 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
27925 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
27927 (force_move_till_expr): Likewise.
27929 * targhooks.c (default_external_stack_protect_fail): Use
27930 build_call_expr instead of build_function_call_expr.
27931 (default_hidden_stack_protect_fail): Likewise.
27933 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
27936 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
27937 and walk arguments explicitly.
27939 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
27940 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27941 (expand_simple_operations): Likewise.
27942 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
27944 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
27945 of TREE_CODE_LENGTH.
27946 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
27948 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
27949 instead of TREE_CODE_LENGTH.
27951 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
27952 (tree_ic_transform): Likewise.
27953 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
27954 parameter instead of arglist. Fix callers.
27955 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
27956 (tree_stringops_transform): Likewise.
27957 (tree_indirect_call_to_profile): Likewise.
27958 (tree_stringops_values_to_profile): Likewise.
27960 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
27961 (eliminate_tail_call): Likewise.
27963 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
27965 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
27966 Use TREE_OPERAND_LENGTH and generalize to handle any number of
27968 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
27970 * omp-low.c (build_omp_barrier): Use build_call_expr.
27971 (lower_rec_input_clauses): Likewise.
27972 (lower_reduction_clauses): Likewise.
27973 (expand_parallel_call): Likewise.
27974 (maybe_catch_exception): Likewise.
27975 (expand_omp_for_generic): Likewise.
27976 (expand_omp_for_static_nochunk): Likewise.
27977 (expand_omp_sections): Likewise.
27978 (lower_omp_single_simple): Likewise.
27979 (lower_omp_single_copy): Likewise.
27980 (lower_omp_master): Likewise.
27981 (lower_omp_ordered): Likewise.
27982 (lower_omp_critical): Likewise.
27984 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
27985 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
27987 * tree-gimple.c (is_gimple_call_addr): Fix doc.
27988 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
27989 TREE_CODE_LENGTH. Add tcc_vl_exp case.
27991 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
27992 and generalize to handle any number of operands.
27993 (chrec_contains_undetermined): Likewise.
27994 (tree_contains_chrecs): Likewise.
27995 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
27997 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
27999 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
28000 fold_call_expr instead of fold_builtin.
28001 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
28002 match declarations there.
28003 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
28006 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
28007 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28009 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
28010 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
28012 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
28015 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
28016 (execute_cse_sincos): Use new CALL_EXPR accessors.
28018 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
28020 * gimple-low.c (lower_function_body): Use build_call_expr.
28021 (lower_builtin_setjmp): Likewise.
28023 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
28024 (set_storage_via_libcall): Likewise.
28025 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
28026 instead of TREE_CODE_LENGTH.
28027 (expand_expr_real_1): Use new CALL_EXPR accessors.
28029 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
28030 generalize to handle any number of operands.
28031 (TB_parent_eq): Likewise.
28033 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
28034 (strip_builtin_expect): Likewise.
28036 * function.c (gimplify_parameters): Use build_call_expr.
28038 * tree-vectorizer.c (vect_is_simple_reduction): Use
28039 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28041 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
28042 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
28044 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
28047 * gimplify.c (build_stack_save_restore): Use build_call_expr.
28048 (gimplify_decl_expr): Likewise.
28049 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
28050 Use new CALL_EXPR iterators.
28051 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
28052 (gimplify_modify_expr_to_memset): Likewise.
28053 (gimplify_variable_sized_compare): Likewise.
28054 (gimplify_omp_atomic_fetch_op): Likewise.
28055 (gimplify_omp_atomic_pipeline): Likewise.
28056 (gimplify_omp_atomic_mutex): Likewise.
28057 (gimplify_function_tree): Likewise.
28059 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
28060 (call_expr_flags): Likewise.
28061 (expand_call): Likewise.
28063 * except.c (expand_builtin_eh_return_data_regno): Pass entire
28064 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
28067 * coverage.c (create_coverage): Use build_call_expr.
28069 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
28070 (temp_call_expr_obstack): New.
28071 (pool_copy_list): Delete.
28072 (temp_copy_call_expr): New.
28073 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
28074 CALL_EXPR accessors. Get rid of special goo for copying argument
28075 lists and use temp_copy_call_expr instead.
28076 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
28077 CALL_EXPR accessors.
28078 (create_expression_by_pieces): Likewise. Use build_call_array
28079 to construct the result instead of fold_build3.
28080 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
28081 dealing with argument lists.
28082 (init_pre): Remove references to expression_node_pool and
28083 list_node_pool. Init temp_call_expr_obstack instead.
28084 (fini_pre): Remove references to expression_node_pool and
28087 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
28088 and walk arguments explicitly instead of as a list.
28090 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
28091 (mx_register_decls): Likewise.
28092 (mudflap_register_call): Likewise.
28093 (mudflap_finish_file): Likewise.
28095 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
28096 (ipa_callsite_compute_param): Likewise.
28098 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
28099 accessors and constructor.
28101 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
28102 accessors and constructor.
28103 (convert_tramp_reference): Likewise.
28104 (convert_call_expr): Likewise.
28105 (finalize_nesting_tree_1): Likewise.
28107 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
28110 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
28112 * tree-inline.c (initialize_inlined_parameters): Pass entire
28113 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
28115 (estimate_num_insns_1): Use new CALL_EXPR accessors.
28116 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
28118 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
28119 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28120 (vectorizable_reduction): Likewise.
28121 (vectorizable_call): Use new CALL_EXPR iterators.
28122 (vectorizable_conversion): Use build_call_expr.
28123 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
28124 (vect_gen_widened_results_half): Use build_call_expr.
28125 (vect_setup_realignment): Likewise.
28126 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
28128 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
28129 (pass_through_call): Likewise.
28130 (compute_object_sizes): Likewise. Use fold_call_expr instead of
28133 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
28134 (tree_gen_pow2_profiler): Likewise.
28135 (tree_gen_one_value_profiler): Likewise.
28136 (tree_gen_ic_func_profiler): Likewise.
28137 (tree_gen_average_profiler): Likewise.
28138 (tree_gen_ior_profiler): Likewise.
28140 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
28141 (find_func_aliases): Use new CALL_EXPR accessors. Add case
28142 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28144 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
28145 of TREE_CODE_LENGTH.
28147 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
28148 of TREE_CODE_LENGTH.
28150 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
28152 (convert_to_integer): Likewise.
28154 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
28157 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28158 Brooks Moses <brooks.moses@codesourcery.com>
28159 Lee Millward <lee.millward@codesourcery.com>
28161 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
28163 * config/frv/frv.c (frv_expand_builtin): Likewise.
28164 * config/s390/s390.c (s390_expand_builtin): Likewise.
28166 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
28167 (sparc_expand_builtin): Use new CALL_EXPR accessors.
28169 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
28170 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
28171 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
28172 (ix86_expand_store_builtin): Likewise.
28173 (ix86_expand_unop_builtin): Likewise.
28174 (ix86_expand_unop1_builtin): Likewise.
28175 (ix86_expand_sse_compare): Likewise.
28176 (ix86_expand_sse_comi): Likewise.
28177 (ix86_expand_vec_init_builtin): Likewise.
28178 (ix86_expand_vec_ext_builtin): Likewise.
28179 (ix86_expand_vec_set_builtin): Likewise.
28180 (ix86_expand_builtin): Use new CALL_EXPR accessors.
28182 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
28183 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
28185 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
28186 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
28187 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
28189 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
28191 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
28192 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
28193 arglist. Use new CALL_EXPR accessors. Fix callers.
28194 (altivec_expand_abs_builtin): Likewise.
28195 (rs6000_expand_binop_builtin): Likewise.
28196 (altivec_expand_predicate_builtin): Likewise.
28197 (altivec_expand_lv_builtin): Likewise.
28198 (spe_expand_stv_builtin): Likewise.
28199 (altivec_expand_stv_builtin): Likewise.
28200 (rs6000_expand_ternop_builtin): Likewise.
28201 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
28202 (altivec_expand_st_builtin): Likewise.
28203 (altivec_expand_dst_builtin): Likewise.
28204 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
28205 arglist. Use new CALL_EXPR accessors. Fix callers.
28206 (altivec_expand_vec_set_builtin): Likewise.
28207 (altivec_expand_vec_ext_builtin): Likewise.
28208 (altivec_expand_builtin): Use new CALL_EXPR accessors.
28209 (spe_expand_builtin): Likewise.
28210 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
28211 arglist. Use new CALL_EXPR accessors. Fix callers.
28212 (spe_expand_evsel_builtin): Likewise.
28213 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
28214 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
28216 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
28217 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
28218 (arm_expand_unop_builtin): Likewise.
28219 (arm_expand_builtin): Use new CALL_EXPR accessors.
28221 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
28224 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
28225 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
28227 (bfin_expand_unop_builtin): Likewise.
28228 (bfin_expand_builtin): Use new CALL_EXPR accessors.
28230 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28231 Brooks Moses <brooks.moses@codesourcery.com>
28232 Lee Millward <lee.millward@codesourcery.com>
28234 * c-semantics.c (build_stmt): Add internal diagnostic check.
28236 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
28237 accessors. Print arguments explicitly instead of as a list.
28239 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
28241 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
28242 (c_finish_omp_flish): Likewise.
28244 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
28245 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
28246 instead of TREE_CODE_LENGTH.
28247 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
28248 (c_warn_unused_result): Likewise.
28250 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28253 * doc/invoke.texi (Warning Options): Remove
28254 -Werror-implicit-function-declaration.
28255 (Wimplicit-function-declaration): Update description.
28256 * opts.c (common_handle_option): Move handling of -Werror=* to...
28257 (enable_warning_as_error): ...here.
28258 * opts.h (enable_warning_as_error): Declare.
28259 * c-decl.c (implicit_decl_warning): Unless
28260 -Wno-implicit-function-declaration is given, emit a pedwarn if
28261 -std=c99 or emit a warning if -Wimplicit-function-declaration.
28262 * c.opt (Wimplicit-function-declaration): Replace
28263 mesg_implicit_function_declaration with
28264 warn_implicit_function_declaration.
28265 * c-opts.c (c_common_handle_option):
28266 -Werror-implicit-function-declaration is exactly equal as
28267 -Werror=implicit-function-declaration.
28268 (set_Wimplicit): Replace mesg_implicit_function_declaration with
28269 warn_implicit_function_declaration.
28270 (c_common_post_options): -Wimplict-function-declaration is enabled
28271 by default by -std=c99, otherwise is disabled by default.
28272 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
28274 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
28276 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
28277 DECL on the rhs to a DECL on the lhs for debug info purposes if the
28278 former is ignored but not the latter.
28280 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
28282 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
28283 is made and the reference doesn't use the alias set of its type,
28284 do not create the temporary using that type.
28286 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
28288 * jump.c: Remove prototypes for delete_computation and
28289 delete_prior_computation.
28291 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
28293 * jump.c (get_label_after): Delete.
28294 (get_label_before, delete_computation, delete_jump,
28295 delete_prior_computation, follow_jumps): Move...
28296 * reorg.c (delete_computation, delete_prior_computation): ... here...
28297 (get_label_before, delete_jump): ... making these static ...
28298 (follow_jumps): ... and simplifying this since it only runs after
28300 * rtl.h (get_label_after, get_label_before, delete_jump,
28301 follow_jumps): Delete prototypes.
28303 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
28305 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
28307 2007-02-15 Nick Clifton <nickc@redhat.com>
28309 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
28310 order to prevent it from being munged by the target.
28312 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
28314 * config/i386/i386.md: Remove misleading comment.
28316 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28318 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
28319 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
28322 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28324 * tree-sra.c (instantiate_missing_elements): Canonicalize
28326 (sra_build_assignment): New.
28327 (generate_copy_inout, generate_element_copy,
28328 generate_element_zero, generate_one_element_init): Use it.
28330 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28332 * tree-sra.c (instantiate_missing_elements): Canonicalize
28334 (sra_build_assignment): New.
28335 (generate_copy_inout, generate_element_copy,
28336 generate_element_zero, generate_one_element_init): Use it.
28338 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28340 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
28343 2007-02-14 Joseph Myers <joseph@codesourcery.com>
28345 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
28346 types as aggregates not scalars.
28347 * function.c (assign_stack_temp_for_type): Likewise.
28349 2007-02-14 Roger Sayle <roger@eyesopen.com>
28350 Zdenek Dvorak <dvorakz@suse.cz>
28352 * tree-dump.c (dump_switch_p_1): Require exact match of the option
28355 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
28357 * passes.c (next_pass_1): Clear the next field of the copied
28360 2007-02-14 Richard Henderson <rth@redhat.com>
28362 * tree-sra.c (early_sra): New.
28363 (decl_can_be_decomposed_p): Deny va_list if early_sra.
28364 (tree_sra_early, pass_sra_early): New.
28365 * tree-pass.h (pass_sra_early): Declare.
28366 * passes.c (init_optimization_passes): Use it.
28368 2007-02-14 Richard Guenther <rguenther@suse.de>
28370 * flags.h (issue_strict_overflow_warning): Convert to a macro.
28372 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
28374 PR tree-optimization/30771
28375 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
28377 (vect_analyze_operations): Induction phis can now be marked as
28379 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
28380 Update documentation accordingly.
28382 2007-02-14 Nick Clifton <nickc@redhat.com>
28384 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
28385 most 3 arguments are supported.
28386 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
28388 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
28390 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
28391 Ensure dst->current is valid.
28393 2007-02-13 Paul Brook <paul@codesourcery.com>
28395 * config.gcc: Add arm*-*-uclinux-*eabi.
28396 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
28397 (SUBTARGET_EXTRA_LINK_SPEC): Define.
28398 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
28399 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
28400 (LINK_SPEC): Define.
28401 (LIB_SPEC): Define.
28402 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
28404 * config/arm/uclinux-eabi.h: New file.
28405 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
28406 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
28409 2007-02-13 Ian Lance Taylor <iant@google.com>
28411 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
28412 * flags.h (warn_strict_overflow): Declare.
28413 (enum warn_strict_overflow_code): Define.
28414 (issue_strict_overflow_warning): New static inline function.
28415 * opts.c (warn_strict_overflow): New variable.
28416 (common_handle_option): Handle OPT_Wstrict_overflow and
28417 OPT_Wstrict_overflow_.
28418 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
28420 * fold-const.c: Include intl.h.
28421 (fold_deferring_overflow_warnings): New static variable.
28422 (fold_deferred_overflow_warning): New static variable.
28423 (fold_deferred_overflow_code): New static variable.
28424 (fold_defer_overflow_warnings): New function.
28425 (fold_undefer_overflow_warnings): New function.
28426 (fold_undefer_and_ignore_overflow_warnings): New function.
28427 (fold_deferring_overflow_warnings_p): New function.
28428 (fold_overflow_warning): New static function.
28429 (make_range): Add strict_overflow_p parameter. Change all
28431 (extract_muldiv, extract_muldiv_1): Likewise.
28432 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
28433 tree_expr_nonnegative_p.
28434 (fold_negate_expr): Call fold_overflow_warning.
28435 (fold_range_test): Likewise.
28436 (fold_comparison): Likewise.
28437 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
28438 instead of tree_expr_nonnegative_p.
28439 (tree_expr_nonnegative_warnv_p): Rename from
28440 tree_expr_nonnegative_p, add strict_overflow_p parameter.
28441 (tree_expr_nonnegative_p): New function.
28442 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
28443 strict_overflow_p parameter.
28444 (tree_expr_nonzero_p): New function.
28445 * passes.c (verify_interpass_invariants): New static function.
28446 (execute_one_pass): Call it.
28447 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
28449 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
28450 (estimate_numbers_of_iterations): Likewise.
28451 (scev_probably_wraps_p): Likewise.
28452 * tree-ssa-ccp.c: Include "toplev.h".
28453 (evaluate_stmt): Defer fold overflow warnings until we know we are
28455 (struct fold_stmt_r_data): Add stmt field.
28456 (fold_stmt_r): Defer fold overflow warnings until we know we
28458 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
28459 (fold_stmt_inplace): Likewise.
28460 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
28461 (cleanup_control_expr_graph): Defer fold overflow warnings until
28462 we know we are going to optimize.
28463 * tree-cfg.c (fold_cond_expr_cond): Likewise.
28464 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
28466 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
28467 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
28468 * tree-ssa-loop-manip.c (create_iv): Likewise.
28469 * c-typeck.c (build_conditional_expr): Likewise.
28470 (build_binary_op): Likewise.
28471 * tree-vrp.c (vrp_expr_computes_nonzero): Call
28472 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
28473 (extract_range_from_unary_expr): Likewise.
28474 * simplify-rtx.c (simplify_const_relational_operation): Warn when
28475 assuming that signed overflow does not occur.
28476 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
28477 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
28478 (fold_defer_overflow_warnings): Declare.
28479 (fold_undefer_overflow_warnings): Declare.
28480 (fold_undefer_and_ignore_overflow_warnings): Declare.
28481 (fold_deferring_overflow_warnings_p): Declare.
28482 (tree_expr_nonzero_warnv_p): Declare.
28483 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
28484 of warning options.
28485 (Warning Options): Document -Wstrict-overflow.
28486 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
28487 (tree-ssa-ccp.o): Likewise.
28488 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
28489 (fold-const.o): Depend on intl.h.
28491 2007-02-13 Ian Lance Taylor <iant@google.com>
28493 PR middle-end/30751
28494 * lower-subreg.c (resolve_simple_move): Decompose subregs in
28497 2007-02-13 Stuart Hastings <stuart@apple.com>
28499 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
28501 2007-02-13 Richard Henderson <rth@redhat.com>
28503 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
28504 handled_component_p before looking for the indirect_ref.
28506 2007-02-13 Richard Henderson <rth@redhat.com>
28508 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
28509 remove flags clobber.
28510 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
28511 (bswaphi_lowpart): New.
28512 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
28513 remove TARGET_BSWAP test. Delete expander of the same name.
28515 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
28516 (expand_unop): Use them.
28518 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
28520 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
28521 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
28522 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
28523 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
28524 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
28525 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
28526 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
28527 assembler dialect choice from asm templates.
28529 2007-02-12 Richard Henderson <rth@redhat.com>
28531 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
28532 (fixuns_trunc<SSEMODEF>si2): Use it.
28533 * config/i386/sse.md (vec_setv4sf_0): Export.
28534 * config/i386/i386.c (ix86_build_const_vector): Export.
28535 (ix86_split_convert_uns_si_sse): Rename from
28536 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
28537 * config/i386/i386-protos.h: Update.
28539 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28542 * c-typeck.c (c_finish_return): Improve warning message.
28544 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28546 * alias.c (find_symbolic_term): Delete unused function.
28548 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
28550 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
28551 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
28552 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
28554 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
28556 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
28557 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
28558 the function, temporarily point the debug interface to the null one.
28560 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
28562 * dwarf2out.c (round_up_to_align): New static function.
28563 (field_byte_offset): Use it to round the offset.
28565 2007-02-12 Richard Henderson <rth@redhat.com>
28567 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
28568 (inswl_const): Export.
28570 2007-02-12 Richard Henderson <rth@redhat.com>
28572 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
28573 result mode of the libcall, convert back to outmode.
28575 2007-02-12 Roger Sayle <roger@eyesopen.com>
28577 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
28578 (bswapdi2): New define_expand to implement 32-bit implementation.
28580 2007-02-12 Nick Clifton <nickc@redhat.com>
28582 * doc/invoke.texi (Overall Options): Document --help=.
28583 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
28584 (cc1_options): Pass --help= on to cc1.
28585 (display_help): Add description of --help=.
28586 (process_command): Add code to handle --help=. Allow translated
28587 --help and --target-help switches to be passed on to compiler
28589 (main): Remove unused if statement.
28590 * opts.c (columns): Remove.
28591 (LEFT_COLUMN): Define.
28592 (wrap_help): Add columns argument.
28593 (print_filtered_help): Change parameters to be an include bitmask,
28594 an exclude bitmask, an any bitmask and the column width. Move the
28595 code to display the params list here. Add code to display the
28596 status of options rather than their descriptions if the quiet flag
28598 (print_specific_help): Change parameters to be an include bitmask,
28599 an exclude bitmask and an any bitmask. Move code to look up the
28600 column width here. Decide upon the title for an options listing.
28601 (common_handle_options): Add code to handle --help=. Adapt code
28602 for --help and --target-help to use the revised form of the
28603 print_specific_help function.
28604 (print_help): Delete.
28605 (print_param_help): Delete.
28606 (print_switch): Delete.
28607 * opts.h (cl_lang_count): Add prototype.
28608 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
28609 CL_MAX_OPTION_CLASS): New defines.
28610 * optc-gen.awk: Add construction of cl_lang_count.
28611 * c.opt: Add Warning attribute to warning options and Optimization
28612 attribute to optimization options.
28613 * common.opt: Likewise.
28615 Add -fhelp and -ftarget-help as aliases for the transformed --help
28616 and --target-help options.
28617 * opt-functions.awk: Add code to handle Warning and Optimization
28620 2007-02-12 Richard Henderson <rth@redhat.com>
28622 * config/alpha/constraints.md: New file.
28623 * config/alpha/alpha.c: Include tm-constrs.h.
28624 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
28625 alpha_extra_constraint): Remove.
28626 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
28627 * config/alpha/alpha-protos.h: Update.
28628 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
28629 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
28630 (EXTRA_CONSTRAINT): Remove.
28631 * config/alpha/alpha.md: Include constraints.md.
28632 (adddi splitter): Use satisfies_constraint_*.
28633 * config/alpha/predicates.md (add_operand): Likewise.
28634 (sext_add_operand, addition_operation): Likewise.
28636 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
28638 PR tree-optimization/29145
28639 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
28640 in our handling of restrict qualified pointers.
28642 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28645 * doc/invoke.texi (Wunused-value): Update description.
28646 (Wextra): Delete item.
28647 * opts.c (set_Wextra): Don't use the value of Wextra to set the
28648 value of Wunused-value.
28649 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
28650 (c_finish_stmt_expr): Don't check extra_warnings.
28651 (emit_side_effect_warnings): The caller is responsible to check
28654 2007-02-11 Roger Sayle <roger@eyesopen.com>
28655 Matt Thomas <matt@3am-software.com>
28657 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
28659 2007-02-11 Roger Sayle <roger@eyesopen.com>
28661 * simplify-rtx.c (simplify_relational_operation_1): Optimize
28662 comparisons of POPCOUNT against zero.
28663 (simplify_const_relational_operation): Likewise.
28665 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28667 * doc/invoke.texi (Wextra): Delete outdated paragraph.
28669 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28671 * dwarf2out.c (root_type): Delete unused function.
28673 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28675 * genattrtab.c (contained_in_p): Delete unused function.
28676 (write_expr_attr_cache): Likewise.
28678 2007-02-11 Jan Hubicka <jh@suse.cz>
28680 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
28683 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
28685 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
28686 to add the REG_EQ* note.
28687 * see.c (see_merge_one_use_extension): Likewise.
28688 * local-alloc.c (update_equiv_regs): Likewise. Also don't
28689 turn REG_EQUAL notes into REG_EQUIV notes if the target
28690 register may have more than one set.
28691 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
28692 * gcse.c (try_replace_reg): Likewise.
28693 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
28694 * calls.c (fixup_tail_calls): Likewise. Abort if there is
28695 more than one REG_EQUIV note.
28696 * reload1.c (gen_reload): Use set_unique_reg_note.
28698 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
28700 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
28701 (ix86_builtin_conversion): New function.
28703 2007-02-06 Mark Mitchell <mark@codesourcery.com>
28706 * tree.h (DECL_REPLACEABLE_P): New macro.
28707 * except.c (set_nothrow_function_flags): Likewise.
28709 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
28710 Ira Rosen <irar@il.ibm.com>
28711 Dorit Nuzman <dorit@il.ibm.com>
28713 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
28714 * targhooks.c (default_builtin_vectorized_conversion): New.
28715 * targhooks.h (default_builtin_vectorized_function): New declaration.
28716 * target.h (struct vectorize): Add builtin_conversion field.
28717 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
28718 stmt_vec_info_type value.
28719 (vectorizable_conversion): New declaration.
28720 * tree-vect-analyze.c (vect_analyze_operations): Add
28721 vectorizable_conversion call.
28722 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
28723 * tree-vect-transform.c (vectorizable_conversion): New function.
28724 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
28725 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
28727 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
28728 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
28729 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
28730 or ALTIVEC_BUILTIN_VCFSX.
28732 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28735 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
28736 CONST_DOUBLE and operand 0 is a hard register.
28737 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
28738 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
28739 is a hard floating-point register.
28741 2007-02-10 Richard Henderson <rth@redhat.com>
28742 Jakub Jelinek <jakub@redhat.com>
28743 Alexandre Oliva <aoliva@redhat.com>
28745 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
28746 * builtin-types.def (BT_WORD): Make unsigned.
28747 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
28748 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
28749 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
28750 * c-decl.c (grokdeclarator): Don't error if !have_tls.
28751 * c-parser.c (c_parser_omp_threadprivate): Likewise.
28752 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
28754 * expr.c (emutls_var_address): New.
28755 (expand_expr_real_1): Expand emulated tls.
28756 (expand_expr_addr_expr_1): Likewise.
28757 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
28758 * output.h (emutls_finish): Declare.
28759 * toplev.c (compile_file): Call it.
28760 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
28761 address before wrapping in CONST.
28762 * varasm.c (emutls_htab, emutls_object_type): New.
28763 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
28764 (get_emutls_object_name, get_emutls_object_type): New.
28765 (get_emutls_init_templ_addr, emutls_decl): New.
28766 (emutls_common_1, emutls_finish): New.
28767 (assemble_variable): When emulating tls, swap decls; generate
28768 constructor for the emutls objects.
28769 (do_assemble_alias): When emulating tls, swap decl and target name.
28770 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
28772 * varpool.c (decide_is_variable_needed): Look at force_output.
28773 Recurse for emulated tls.
28774 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
28775 with decide_is_variable_needed.
28776 * emutls.c: New file.
28777 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
28778 tls_object for real tls.
28780 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
28782 PR rtl-optimization/29599
28783 * reload1.c (eliminate_regs_in_insn): Take the destination
28784 mode into account when computing the offset.
28786 2007-02-09 Stuart Hastings <stuart@apple.com>
28787 Richard Henderson <rth@redhat.com>
28789 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
28790 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
28791 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
28792 fixuns_truncdfhi2): New.
28793 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
28794 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
28795 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
28796 (floatunssidf2): Allow nonimmediate source.
28797 * config/i386/sse.md (movdi_to_sse): New.
28798 (vec_concatv2di): Drop '*'.
28799 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
28800 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
28801 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
28803 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
28804 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
28805 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
28806 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
28807 (ix86_build_signbit_mask): Fix decl of v, refactor to call
28808 ix86_build_const_vector.
28809 (x86_emit_floatuns): Rewrite.
28811 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28813 * genautomata.c (longest_path_length): Delete unused function.
28814 (struct state): Delete unused longest_path_length.
28815 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
28816 (get_free_state): Delete unused.
28818 2007-02-09 Jan Hubicka <jh@suse.cz>
28820 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
28821 * doc/invoke.texi (inline-unit-growth): Update default value.
28823 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
28824 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
28825 (rebuild_cgraph_edges): Likewise.
28826 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
28827 (dump_cgraph_node): Dump frequencies.
28828 (cgraph_clone_edge): Add frequency scales.
28829 (cgraph_clone_node): Add freuqnecy.
28830 * cgraph.h (cgraph_edge): Add freuqnecy argument.
28831 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
28832 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
28833 * tree-pass.h (TODO_rebuild_frequencies): New constant.
28834 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
28835 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
28836 (save_inline_function_body): Likewise.
28837 * ipa-inline.c: inluce rtl.h
28838 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
28839 (cgraph_edge_badness): Use frequencies.
28840 (cgraph_decide_recursive_inlining): Update clonning.
28841 (cgraph_decide_inlining_of_small_function): Dump frequency.
28842 * predict.c (estimate_bb_frequencies): Export.
28843 * predict.h (estimate_bb_frequencies): Declare.
28844 * tree-inline.c (copy_bb): Watch overflows.
28845 (expand_call_inline): Update call of cgraph_create_edge.
28846 (optimize_inline_calls): Use TODO flags to update frequnecies.
28847 * passes.h: Include predict.h
28848 (init_optimization_passes): Move profile ahead.
28849 (execute_function_todo): Handle TODO_rebuild_frequencies.
28851 2007-02-09 Roger Sayle <roger@eyesopen.com>
28853 * config/alpha/alpha.c (emit_insxl): Force the first operand of
28854 the insbl or inswl pattern into a register.
28856 2007-02-09 Roger Sayle <roger@eyesopen.com>
28858 * config/ia64/ia64.md (bswapdi2): New define_insn.
28860 2007-02-09 Richard Henderson <rth@redhat.com>
28862 * config/i386/constraints.md (Ym): New constraint.
28863 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
28864 (movdi_1_rex64): Split sse and xmm general register moves from
28865 memory move alternatives. Use conditional register constraints.
28866 (movsf_1, movdf_integer): Likewise.
28867 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
28868 (movdf_integer_rex64): New.
28869 (pushsf_rex64): Fix output constraints.
28870 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
28871 (sse2_stored): Likewise.
28872 (sse2_storeq_rex64): New.
28873 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
28874 amd and not generic.
28875 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
28876 for optimize_size. Remove SF/DFmode hack.
28878 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
28880 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
28883 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
28884 Richard Sandiford <richard@codesourcery.com>
28886 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
28887 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
28888 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
28889 m68k/t-mlib to tmake_file.
28890 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
28891 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
28892 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
28893 Allow it to be cf or m68k. Set m68k_arch_family. If that
28894 variable is not empty, add t-$m68k_arch_family to tmake_file.
28895 Add t-mlibs to tmake_file.
28896 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
28897 * config/m68k/t-cf: New file.
28898 * config/m68k/t-m68k: Likewise.
28899 * config/m68k/t-mlibs: Likewise.
28900 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28901 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28902 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
28903 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28904 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
28906 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
28907 (INSTALL_LIBGCC): Delete.
28908 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
28909 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28910 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28911 (M68K_MLIB_CPU): Define.
28912 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28913 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28914 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
28916 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
28917 Richard Guenther <rguenther@suse.de>
28919 PR middle-end/23361
28920 * fold-const.c (fold_comparison): Handle obfuscated comparisons
28921 against INT_MIN/INT_MAX.
28922 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
28923 file if a loop is removed.
28925 2007-02-09 Joseph Myers <joseph@codesourcery.com>
28927 * calls.c (store_one_arg): Pass correct alignment to
28928 emit_push_insn for non-BLKmode values.
28929 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
28930 unaligned stack slot via a suitably aligned slot.
28932 2007-02-08 DJ Delorie <dj@redhat.com>
28934 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
28936 (legal_subregs): Use unsigned char, make const.
28937 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
28939 2007-02-08 Paul Brook <paul@codesourcery.com>
28941 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
28942 special interworking needed.
28944 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
28946 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
28947 conditional to __SSE2__.
28948 (Entries below should have been added to first ChangeLog
28949 entry for amdfam10 dated 2007-02-05)
28950 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
28952 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
28954 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
28957 2007-02-08 DJ Delorie <dj@redhat.com>
28959 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
28960 * config/m32c/m32c.c (legal_subregs): New.
28961 (m32c_illegal_subreg_p): New.
28962 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
28963 unsupported subregs of hard regs.
28965 2007-02-08 Jan Hubicka <jh@suse.cz>
28967 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
28968 the same one; always update histograms.
28970 2007-02-08 Diego Novillo <dnovillo@redhat.com>
28972 * passes.c (init_optimization_passes): Tidy comment.
28974 2007-02-08 Roger Sayle <roger@eyesopen.com>
28976 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
28977 strip zero_extend, bswap and rotates from POCOUNT's argument.
28978 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
28979 zero_extend and rotates from PARITY's argument.
28980 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
28981 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
28982 of an integer constant at compile-time.
28984 2007-02-08 Diego Novillo <dnovillo@redhat.com>
28987 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
28989 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
28992 * tree-ssa-live.c (remove_unused_locals): Do not remove
28993 TREE_ADDRESSABLE variables.
28994 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
28995 * tree-ssa-operands.c (add_virtual_operand): Remove argument
28996 FOR_CLOBBER. Update all users.
28997 If VAR has an associated alias set, add a virtual operand for
28998 it if no alias is found to conflict with the memory reference.
29000 2007-02-07 Jan Hubicka <jh@suse.cz>
29001 Robert Kidd <rkidd@crhc.uiuc.edu>
29003 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
29005 2007-02-07 Ian Lance Taylor <iant@google.com>
29007 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
29009 2007-02-07 Roger Sayle <roger@eyesopen.com>
29011 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
29012 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
29013 tablejumpdi, movsi_to_cr_one): Remove constraints from
29014 define_expand's match_operands.
29016 2007-02-07 Roger Sayle <roger@eyesopen.com>
29018 * global.c (compute_regsets): Move declatation of "i" inside of
29019 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
29021 2007-02-07 Jakub Jelinek <jakub@redhat.com>
29024 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
29025 of INDIRECT_REF <RESULT_DECL>.
29027 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
29029 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
29030 Kaz Kojima <kkojima@gcc.gnu.org>
29033 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
29035 (sh_initialize_trampoline): Add parentheses to avoid a warning.
29037 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
29039 * doc/loop.texi: Document possibility not to perform disambiguation
29040 of loops with multiple latches.
29041 * cfgloopmanip.c (alp_enum_p): Removed.
29042 (add_loop): Handle subloops. Use get_loop_body_with_size.
29043 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
29044 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
29045 the new forwarder block.
29046 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
29047 Handle the case latch is NULL.
29048 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
29049 modifications when marking loop exits.
29050 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
29052 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
29053 disambiguate_loops_with_multiple_latches.
29054 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
29055 before fix_loop_structure.
29056 * cfgloop.c: Include pointer-set.h and output.h.
29057 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
29058 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
29059 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
29060 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
29061 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
29062 disambiguate_multiple_latches, get_loop_body_with_size,
29063 disambiguate_loops_with_multiple_latches): New functions.
29064 (flow_loop_dump): Dump multiple latch edges.
29065 (flow_loop_nodes_find): Handle loops with multiple latches.
29066 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
29067 (glb_enum_p): Modified.
29068 (get_loop_body): Use get_loop_body_with_size.
29069 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
29070 (AVOID_CFG_MODIFICATIONS): New constant.
29071 (disambiguate_loops_with_multiple_latches, add_loop,
29072 get_loop_body_with_size): Declare.
29073 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
29075 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
29077 PR inline-asm/28686
29078 * global.c (compute_regsets): New function.
29079 (global_alloc): Refactored ELIMINABLE_REGSET
29080 and NO_GLOBAL_ALLOC_REGS computation out.
29081 (rest_of_handle_global_alloc): Call compute_regsets()
29082 for non-optimizing case.
29084 2007-02-06 Richard Henderson <rth@redhat.com>
29086 * config/i386/constraints.md (Y2): Rename from Y.
29087 (Yi): New constraint.
29088 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
29089 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
29090 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
29091 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
29092 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
29093 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
29094 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
29095 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
29096 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
29097 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
29098 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
29099 vec_extractv2si_1): Change Y constraints to Y2.
29100 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
29101 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
29102 Change Y constraints to Y2.
29103 (sse2_loadld): Change Y constraints to x.
29105 2007-02-06 Roger Sayle <roger@eyesopen.com>
29107 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
29108 (parity<mode>2): New define_expand using rs6000_emit_parity.
29109 * config/rs6000/rs6000.c (rs6000_emit_popcount,
29110 rs6000_emit_parity): New functions.
29111 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
29112 rs6000_emit_parity): Prototype here.
29114 2007-02-06 Ian Lance Taylor <iant@google.com>
29116 * lower-subreg.c (simple_move_operand): Reject CONST.
29117 (resolve_clobber): Call validate_change rather than directly
29118 assigning to XEXP (pat, 0).
29120 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
29122 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
29123 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
29124 (tree-cfg.o): Remove hashtab.h dependency.
29126 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
29127 (struct ivopts_data): Change niters to pointer_map_t.
29128 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
29129 (niter_for_exit): Create pointer_map on demand. Change for
29131 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
29132 (free_loop_data): Destroy data->niters if created and reset field.
29133 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
29134 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
29136 * tree-ssa-reassoc.c: Include pointer-set.h.
29137 (bb_rank): Change to long *.
29138 (operand_rank): Change to pointer_map_t.
29139 (find_operand_rank): Return long, -1 if not found. Declare as inline.
29140 (insert_operand_rank): Accept long.
29141 (operand_entry_hash, operand_entry_eq): Remove.
29142 (get_rank): Return long. Adjust for changes above.
29143 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
29145 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
29147 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
29148 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
29149 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
29151 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
29152 directly since it cannot be NULL.
29153 (get_vi_for_tree): Rewrite for pointer_map API.
29154 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
29155 (init_alias_vars): Create vi_for_tree as pointer_map.
29156 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
29158 * tree-cfg.c: Don't include hashtab.h.
29159 (edge_to_cases): Declare as pointer_map.
29160 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
29162 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
29163 (start_recording_case_labels): Create edge_to_cases as pointer_map.
29164 (end_recoding_case_labels): Cleanup edge_to_cases manually before
29166 (record_switch_edge): Delete.
29167 (get_cases_for_edge): Adjust for pointer_map API, inline
29168 record_switch_edge (rewritten for new API), remove goto.
29170 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
29172 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
29173 * tree-nested.c: Include pointer-set.h.
29174 (var_map_elt, var_map_eq, var_map_hash): Delete.
29175 (struct nesting_info): Remove GTY marker. Change the two htab_t's
29176 to pointer_map_t's.
29177 (nesting_info_bitmap_obstack): New.
29178 (lookup_field_for_decl): Adjust for pointer_map API.
29179 (lookup_tramp_for_decl): Adjust for pointer_map API.
29180 (get_nonlocal_debug_decl): Adjust for pointer_map API.
29181 (get_local_debug_decl): Adjust for pointer_map API.
29182 (convert_nl_goto_reference): Adjust for pointer_map API.
29183 (convert_nl_goto_receiver): Adjust for pointer_map API.
29184 (create_nesting_tree): Create outside GGC space. Create bitmap on
29185 the new obstack. Create field_map and var_map as pointer_maps.
29186 (free_nesting_tree): Adjust for changes to create_nesting_tree.
29188 (lower_nested_functions): Move root here, no need to NULL it.
29189 Initialize and release the obstack.
29191 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
29193 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
29194 Remove prototypes and make them non-static.
29195 (struct tree_int_map): Remove.
29196 * tree.h (struct tree_int_map): Move here, turning TO into an
29198 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
29200 * tree.h (TREE_COMPLEXITY): Remove.
29201 (struct tree_exp): Remove complexity field.
29202 * tree.c (build1_stat): Don't set it.
29204 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
29205 Victor Kaplansky <victork@il.ibm.com>
29207 * tree-vectorizer.c (vect_is_simple_use): Support induction.
29208 (vect_is_simple_reduction): Support reduction with induction as
29209 one of the operands.
29210 (vect_is_simple_iv_evolution): Fix formatting.
29211 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
29212 formatting. Don't mark induction phis for vectorization.
29213 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
29214 * tree-vect-transform.c (get_initial_def_for_induction): New function.
29215 (vect_get_vec_def_for_operand): Support induction.
29216 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
29218 (vectorizable_reduction): Support reduction with induction as one of
29220 (vectorizable_type_demotion): Use def-type of stmt argument rather
29221 than dummy def-type.
29223 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
29224 flag_tree_scev_cprop.
29225 * common.opt (tree-scev-cprop): New flag.
29227 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
29228 call to vect_get_new_vect_var.
29230 2007-02-06 Ira Rosen <irar@il.ibm.com>
29232 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
29233 vectype is not NULL.
29234 (vect_pattern_recog_1): Likewise.
29236 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29238 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
29239 (fold_negate_expr): Likewise.
29241 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
29244 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
29245 even if cv-qualification is the same.
29247 2007-02-05 Geoffrey Keating <geoffk@apple.com>
29249 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
29250 __enable_execute_stack on completion.
29252 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29254 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
29255 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
29256 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
29257 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
29258 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
29259 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
29260 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
29261 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
29263 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29265 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
29266 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
29267 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
29268 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
29269 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
29270 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
29271 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
29272 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
29273 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
29274 umuldi3_highpart_rex64, umulsi3_highpart_insn,
29275 umulsi3_highpart_zext, smuldi3_highpart_rex64,
29276 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
29277 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
29278 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
29279 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
29280 sqrtextenddfxf2_i387): Added amdfam10_decode.
29282 * config/i386/athlon.md (athlon_idirect_amdfam10,
29283 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
29284 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
29285 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
29286 athlon_ivector_store_amdfam10): New define_insn_reservation.
29287 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
29290 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29292 * config/i386/athlon.md (athlon_call_amdfam10,
29293 athlon_pop_amdfam10, athlon_lea_amdfam10): New
29294 define_insn_reservation.
29295 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
29296 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
29297 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
29299 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29301 * config/i386/athlon.md (athlon_sseld_amdfam10,
29302 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
29303 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
29305 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29307 * config/i386/athlon.md (athlon_sseins_amdfam10): New
29308 define_insn_reservation.
29309 * config/i386/i386.md (sseins): Added sseins to define_attr type
29310 and define_attr unit.
29311 * config/i386/sse.md: Set type attribute to sseins for insertq
29314 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29316 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
29317 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
29318 ssecomi_load_amdfam10, ssecomi_amdfam10,
29319 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
29320 define_insn_reservation.
29321 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
29323 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29325 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
29326 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
29327 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
29328 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
29329 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
29330 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
29331 define_insn_reservation.
29333 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
29334 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
29335 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
29336 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
29337 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
29339 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29341 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
29342 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
29343 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
29344 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
29345 athlon_ssemul_load_k8): Added amdfam10.
29347 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29349 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
29350 (x86_sse_unaligned_move_optimal): New variable.
29352 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
29354 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
29355 for unaligned vector SSE double/single precision loads for AMDFAM10.
29357 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29359 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
29360 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
29361 Define TARGET_CPU_DEFAULT_amdfam10.
29362 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
29363 (processor_type): Add PROCESSOR_AMDFAM10.
29365 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
29366 processor_type in config/i386/i386.h.
29367 Enable imul peepholes for TARGET_AMDFAM10.
29369 * config.gcc: Add support for --with-cpu option for amdfam10.
29371 * config/i386/i386.c (amdfam10_cost): New variable.
29372 (m_AMDFAM10): New macro.
29373 (m_ATHLON_K8_AMDFAM10): New macro.
29374 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
29375 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
29376 x86_promote_QImode, x86_integer_DFmode_moves,
29377 x86_partial_reg_dependency, x86_memory_mismatch_stall,
29378 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
29379 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
29380 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
29381 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
29382 Enable/disable for amdfam10.
29383 (override_options): Add amdfam10_cost to processor_target_table.
29384 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
29385 processor_alias_table.
29386 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
29387 (ix86_adjust_cost): Add code for amdfam10.
29389 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29391 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
29392 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
29393 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
29394 * config/i386/i386.h: Add builtin definition for SSE4A.
29395 * config/i386/i386.md: Add support for ABM instructions
29396 (popcnt and lzcnt).
29397 * config/i386/sse.md: Add support for SSE4A instructions
29398 (movntss, movntsd, extrq, insertq).
29399 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
29400 Add -march=amdfam10 flag.
29401 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
29402 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
29404 * doc/extend.texi: Add documentation for SSE4A builtins.
29406 2007-02-05 Bob Wilson <bob.wilson@acm.org>
29408 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
29410 2007-02-05 Richard Guenther <rguenther@suse.de>
29412 * tree-vectorizer.h (vectorizable_function): Add argument type
29413 argument, change return type.
29414 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
29415 * tree-vect-transform.c (vectorizable_function): Handle extra
29416 argument, return vectorized function decl.
29417 (build_vectorized_function_call): Remove.
29418 (vectorizable_call): Handle calls with result and argument types
29419 differing. Handle loop vectorization factor correctly.
29420 * targhooks.c (default_builtin_vectorized_function): Adjust for
29422 * targhooks.h (default_builtin_vectorized_function): Likewise.
29423 * target.h (builtin_vectorized_function): Add argument type
29425 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
29426 extra argument, allow vectorizing of lrintf.
29427 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
29428 documentation of target hook.
29430 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
29433 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
29434 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
29435 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
29437 2007-02-05 Roger Sayle <roger@eyesopen.com>
29439 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
29440 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
29441 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
29442 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
29443 before canonicalizing sincos to cexpi.
29444 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
29446 2007-02-05 Roger Sayle <roger@eyesopen.com>
29448 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
29449 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
29450 (alpha_init_builtins): Use alpha_add_builtins to process tables.
29452 2007-02-05 Roger Sayle <roger@eyesopen.com>
29454 * mips-tfile.c (initialize_init_file): Correct endianness test.
29456 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
29458 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
29459 the 'y' constraint.
29461 2007-02-05 Richard Sandiford <richard@codesourcery.com>
29463 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
29464 saves in a PARALLEL before the register assignments.
29466 2007-02-05 Richard Sandiford <richard@codesourcery.com>
29468 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
29469 DWARF_FRAME_RETURN_COLUMN to be a general register.
29470 * dwarf2out.c (init_return_column_size): New function, split from...
29471 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
29472 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
29473 to be nongeneral registers.
29474 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
29476 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
29477 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
29479 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
29481 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
29483 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
29485 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
29486 (remove_path): Use can_remove_branch_p and remove_branch instead
29487 of loop_delete_branch_edge.
29488 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
29489 (tree_transform_and_unroll_loop): Remove dead branches immediately.
29490 Update profile using scale_dominated_blocks_in_loop.
29491 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
29492 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
29493 (can_remove_branch_p, remove_branch): Declare.
29494 * tree-cfg.c (tree_can_remove_branch_p): New function.
29495 (tree_cfg_hooks): Add tree_can_remove_branch_p.
29496 * cfgrtl.c (rtl_can_remove_branch_p): New function.
29497 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
29499 2007-02-05 Jan Hubicka <jh@suse.cz>
29501 PR middle-end/30696
29502 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
29503 nodes in cgraph, don't remove offline copy of the function.
29505 2007-02-04 Jan Hubicka <jh@suse.cz>
29507 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
29508 vectors might cause maybe_lookup_element_for_expr to be called
29509 on non-sra-candidate.
29511 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
29513 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
29514 config/bfin/bfin.md, config/bfin/predicates.md: Follow
29515 spelling conventions.
29517 2007-02-04 Richard Guenther <rguenther@suse.de>
29519 PR middle-end/30636
29520 * fold-const.c (try_move_mult_to_index): Make sure to not
29521 overflow one dimension of a multi-dimensional array access.
29523 2007-02-04 Jan Hubicka <jh@suse.cz>
29525 * passes.c (init_optimization_passes): Reindent.
29527 2007-02-04 Jan Hubicka <jh@suse.cz>
29528 Eric Botcazou <ebotcazou@adacore.com>
29530 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
29531 (execute_fixup_cfg): Break out the abnormal goto code.
29532 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
29533 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
29534 (optimize_inline_calls): Call make_nonlocal_label_edges.
29536 2007-02-04 Jan Hubicka <jh@suse.cz>
29538 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
29539 true when something was changed.
29540 (rename_ssa_copies): When something was changed, do
29541 TODO_remove_unused_locals.
29542 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
29543 add TODO_remove_unused_locals when instruction was removed.
29545 2007-02-04 Jan Hubicka <jh@suse.cz>
29547 * ipa-inline.c (try_inline): Improve debug output; work on already
29549 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
29550 call try_inline for already inlined edges too when flattening;
29551 inline also functions that make callee growth but overall unit size
29554 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
29556 * config/m32c/bitops.md, config/m32c/jump.md,
29557 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
29558 config/m32r/m32r.h, config/m32r/m32r.md,
29559 config/m32r/predicates.md, config/m68hc11/larith.asm,
29560 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
29561 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
29562 config/mips/mips-protos.h, config/mips/mips.c,
29563 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
29564 config/mn10300/mn10300.h, config/mn10300/predicates.md,
29565 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
29566 spelling conventions.
29568 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
29569 Follow spelling conventions.
29571 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
29573 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
29574 warn about C++0x compatibility.
29576 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
29578 * config/h8300/h8300.c, config/h8300/h8300.h,
29579 config/h8300/h8300.md: Follow spelling conventions.
29581 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
29583 PR middle-end/30667
29584 * combine.c (try_combine): Do not substitute source operand
29585 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
29587 2007-02-03 Jan Hubicka <jh@suse.cz>
29589 PR gcov-profile/30650
29590 * value-prof.c (stringop_block_profile): Fix handling of size counter;
29591 do not divide by zero for never executed counters.
29592 (tree_find_values_to_profile): Fix counters.
29593 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
29595 2007-02-03 Ian Lance Taylor <iant@google.com>
29597 * lower-subreg.c (simple_move_operand): New static function,
29598 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
29600 (simple_move): Call simple_move_operand.
29601 (find_decomposable_subregs): Add special handling of MEMs.
29602 (can_decompose_p): Rename from cannot_decompose_p. Reverse
29603 meaning of return value. If we see a hard register, test whether
29604 it can store a word_mode value. Change all callers.
29606 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29608 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
29609 ftrapv insns and expanders.
29610 (subdi3): Change define_expand operand 1 to arith11_operand, and
29611 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
29612 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
29613 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
29616 PR middle-end/30174
29617 * varasm.c (notice_global_symbol): Treat global objects as weak when
29618 flag_shlib is true.
29620 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29622 * emit-rtl.c (dconstpi): Delete.
29623 (dconstsqrt2): New.
29624 (init_emit_once): Delete dconstpi and init dconstsqrt2.
29625 * real.h (dconstpi): Delete.
29626 (dconstsqrt2): New.
29627 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
29628 (fold_builtin_hypot): Likewise.
29630 2007-02-03 Tom Tromey <tromey@redhat.com>
29633 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
29634 -gcoff3, -gxcoff3, -gvms3 implies -dD.
29636 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
29638 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
29639 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
29640 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
29641 config/rs6000/cell.md, config/rs6000/darwin.h,
29642 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
29643 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
29644 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
29645 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
29646 typos. Follow spelling conventions.
29647 * doc/invoke.texi: Follow spelling conventions.
29649 2007-02-03 Roger Sayle <roger@eyesopen.com>
29651 * simplify-rtx.c (simplify_relational_operation_1): Implement some
29652 canonicalization transformations that attempt to simplify integer
29653 constant comparisons to become comparisons against zero.
29655 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29657 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
29659 * fold-const.c (fold_binary): Fix comment typos. Fold complex
29660 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
29662 2007-02-02 Mike Stump <mrs@apple.com>
29664 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
29665 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
29666 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
29667 generate a branch island.
29669 2007-02-02 Bob Wilson <bob.wilson@acm.org>
29671 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
29672 (xtensa_legitimate_address_p): New.
29673 (xtensa_legitimize_address): New.
29674 (xtensa_output_addr_const_extra): New.
29675 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
29677 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
29678 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
29679 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
29680 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
29681 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
29682 (xtensa_legitimize_address): New.
29683 (xtensa_output_addr_const_extra): New.
29685 2007-02-02 Steve Ellcey <sje@cup.hp.com>
29687 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
29689 2007-02-02 Ian Lance Taylor <iant@google.com>
29691 * expmed.c (expand_divmod): Add comment.
29693 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
29695 * emit-rtl.c (renumber_insns): Remove.
29696 * flags.h: Remove the extern for flag_renumber_insns.
29697 * rtl.h: Remove the prototype for renumber_insns.
29698 * toplev.c (flag_renumber_insns): Remove.
29700 2007-02-02 Hui-May Chang <hm.chang@apple.com>
29702 Revert for x86 darwin:
29703 2005-06-19 Uros Bizjak <uros@kss-loka.si>
29705 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
29706 code before the following patch under TARGET_MACHO.
29707 (ix86_function_value_regno_p): Likewise.
29709 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29711 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
29714 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
29717 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
29718 loads to general or fp registers. Add comments.
29719 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
29721 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
29723 * pointer-set.c (insert_aux): Only return insertion slot.
29724 (pointer_set_insert): Adjust.
29725 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
29726 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
29727 pointer_map_traverse): New.
29728 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
29729 pointer_map_create, pointer_map_destroy, pointer_map_insert,
29730 pointer_map_contains, pointer_map_traverse): Declare.
29732 2007-02-02 Jakub Jelinek <jakub@redhat.com>
29734 PR middle-end/30473
29735 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
29736 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
29738 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
29740 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
29742 (struct _dep): New type.
29743 (dep_t): New typedef.
29744 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
29745 (DEP_STATUS): New access macro. The macro with the same name was
29746 renamed to DEP_LINK_STATUS.
29747 (dep_init): Declare function
29749 (struct _dep_link): New type.
29750 (dep_link_t): New typedef.
29751 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
29752 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
29753 (DEP_LINK_STATUS): New macro.
29754 (debug_dep_links): New debug function.
29756 (struct _deps_list): New type.
29757 (deps_list_t): New typedef.
29758 (DEPS_LIST_FIRST): New access macro.
29759 (FOR_EACH_DEP_LINK): New cycle macro.
29760 (create_deps_list, free_deps_list, delete_deps_list): Declare
29762 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
29763 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
29764 (copy_deps_list_change_con): Ditto.
29766 (move_dep_link): Declare function.
29768 (struct _dep_node): New type.
29769 (dep_node_t): New typedef.
29770 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
29772 (struct haifa_insn_data.back_deps): New field to hold backward
29773 dependencies of the insn.
29774 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
29776 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
29777 Change its type to deps_list_t.
29778 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
29779 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
29780 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
29782 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
29784 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
29786 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
29788 (dep_cost): Declare.
29790 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
29791 (ds_to_dk, dk_to_ds): New functions.
29793 (init_dep_1): New static function.
29794 (init_dep): New function.
29795 (copy_dep): New static function.
29797 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
29799 (detach_dep_link): New static function.
29800 (move_dep_link): New function.
29802 (dep_links_consistent_p, dump_dep_links): New static functions.
29803 (debug_dep_links): New debugging function.
29805 (deps_obstack, dl_obstack, dn_obstack): New static variables.
29807 (alloc_deps_list, init_deps_list): New static functions.
29808 (create_deps_list): New function.
29809 (clear_deps_list): New static function.
29810 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
29811 (deps_list_consistent_p, dump_deps_list): New static functions.
29812 (debug_deps_list): New function.
29813 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
29815 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
29817 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
29818 use new scheduler dependencies lists.
29819 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
29820 (sched_analyze): Ditto. Initialize dependencies lists.
29821 (add_forw_dep, compute_forward_dependences): Update to use new
29822 scheduler dependencies lists.
29824 (init_dependency_caches): Init deps_obstack.
29825 (free_dependency_caches): Free deps_obstack.
29827 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
29828 new scheduler dependencies lists.
29829 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
29830 (add_back_forw_dep, delete_back_forw_dep): Ditto.
29832 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
29833 Update to use new scheduler dependencies lists.
29834 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
29835 (debug_dependencies): Ditto.
29836 (schedule_region): Update comments.
29838 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
29839 scheduler dependencies lists.
29840 (schedule_ebb): Update comments.
29842 * rtl.def (DEPS_LIST): Remove.
29844 * lists.c (unused_deps_list): Remove.
29845 (free_list): Update assertions.
29847 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
29848 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
29850 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
29851 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
29853 * haifa-sched.c (comments): Update.
29854 (insn_cost1): Remove. Inline the code into insn_cost ().
29855 (insn_cost): Update to use new scheduler dependencies lists. Move
29856 processing of the dependency cost to dep_cost ().
29857 (dep_cost): New function. Use it instead of insn_cost () when
29858 evaluating cost of the dependency. Use compatible interface to
29859 interact with the target.
29860 (priority): Update to use new scheduler dependencies lists.
29861 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
29862 with greater number of insns that depend on the insn.
29863 (schedule_insn): Update to use new scheduler dependencies lists. Add
29864 code to free backward dependencies lists. Inline and optimize code
29865 from resolve_dep () - see PR28071.
29866 (ok_for_early_queue_removal): Update to use new scheduler dependencies
29867 lists. Update call to targetm.sched.is_costly_dependence hook.
29869 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
29870 scheduler dependencies lists.
29872 (resolve_dep): Remove. Move the logic to schedule_insn ().
29873 (init_h_i_d): Initialize dependencies lists.
29875 (process_insn_depend_be_in_spec): Rename to
29876 process_insn_forw_deps_be_in_spec. Update to use new scheduler
29877 dependencies lists.
29878 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
29879 Update to use new scheduler dependencies lists.
29880 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
29882 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
29883 new scheduler dependencies lists.
29884 (build_intra_loop_deps): Ditto.
29886 * target.h (struct _dep): Declare to use in
29887 gcc_target.sched.is_costly_dependence.
29888 (struct gcc_target.sched.adjust_cost): Fix typo.
29889 (struct gcc_target.sched.is_costly_dependence): Change signature to
29890 use single dep_t parameter instead of an equivalent triad.
29891 (struct gcc_target.sched.adjust_cost_2): Remove.
29893 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
29895 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
29897 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
29899 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
29901 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
29902 (REG_DEP_TRUE): Document.
29904 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
29905 Change signature to correspond to the targetm.sched.adjust_cost hook.
29906 Update use in TARGET_SCHED_ADJUST_COST_2.
29907 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
29908 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
29909 new scheduler dependencies lists.
29910 (ia64_gen_check): Ditto.
29912 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
29913 scheduler dependencies lists.
29915 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
29916 signature to correspond to the targetm.sched.is_costly_dependence hook.
29917 (is_costly_group): Update to use new scheduler dependencies lists.
29919 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
29920 instead of INSN_COST () macro.
29922 2007-02-01 Ian Lance Taylor <iant@google.com>
29924 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
29926 2007-02-01 Guy Martin <gmsoft@gentoo.org>
29928 * pa.md (tp_load): Correct mfctl instruction syntax.
29930 2007-02-01 Geoffrey Keating <geoffk@apple.com>
29932 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
29933 altivec_padding_size calculation on AIX. Improve comment, add
29934 assert to verify that it's right.
29936 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
29939 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
29941 PR inline-asm/28686
29942 * global.c (global_alloc): Add mising initialization of
29945 2007-02-01 Roger Sayle <roger@eyesopen.com>
29947 * alias.c (init_alias_analysis): Correct whitespace.
29948 * bb-reorder.c (fix_edges_for_rarely_executed_code,
29949 partition_hot_cold_basic_blocks): Likewise.
29950 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
29951 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
29952 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
29953 fold_builtin_snprintf_chk, fold_builtin_printf,
29954 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
29955 do_mpfr_arg3, do_mpfr_sincos): Likewise.
29956 * cfgcleanup.c (cleanup_cfg): Likewise.
29957 * cfgexpand.c (tree_expand_cfg): Likewise.
29958 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
29959 * function.c (get_next_funcdef_no): Likewise.
29960 * gengtype.c (main): Likewise.
29961 * genmodes.c (main): Likewise.
29962 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
29963 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
29964 * ifcvt.c (noce_emit_move_insn): Likewise.
29965 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
29967 * stor-layout.c (get_best_mode): Likewise.
29968 * tree-ssa-loop-niter.c (get_val_for): Likewise.
29969 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
29970 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
29971 perform_var_substitution, solve_graph): Likewise.
29972 * tree-vrp.c (vrp_finalize): Likewise.
29974 2007-02-01 Ian Lance Taylor <iant@google.com>
29976 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
29977 high part of a paradoxical subreg, return a constant zero.
29979 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
29981 * toplev.c (lang_dependent_init): Call init_set_costs.
29982 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
29984 2007-02-01 Richard Guenther <rguenther@suse.de>
29986 PR middle-end/30656
29987 * fold-const.c (fold_negate_expr): Allow negating a
29988 constant if overflow does not change.
29990 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29992 * doc/c-tree.texi (Expression trees): Improve markup.
29993 * doc/tm.texi (Register Classes, Addressing Modes)
29994 (Floating Point): Fix spacing after abbreviations. Fix some
29997 2007-02-01 Ben Elliston <bje@au.ibm.com>
29999 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
30000 * doc/contrib.texi: Likewise.
30001 * doc/install.texi: Likewise.
30003 2007-01-31 Richard Henderson <rth@redhat.com>
30004 Ian Lance Taylor <iant@google.com>
30006 * lower-subreg.c: New file.
30007 * rtl.def (CONCATN): Define.
30008 * passes.c (init_optimization_passes): Add pass_lower_subreg and
30009 pass_lower_subreg2.
30010 * emit-rtl.c (update_reg_offset): New static function, broken out
30011 of gen_rtx_REG_offset.
30012 (gen_rtx_REG_offset): Call update_reg_offset.
30013 (gen_reg_rtx_offset): New function.
30014 * regclass.c: Revert patch of 2006-03-05, restoring
30016 (clear_reg_info_regno): New function.
30017 * dwarf2out.c (concatn_loc_descriptor): New static function.
30018 (loc_descriptor): Handle CONCATN.
30019 * common.opt (fsplit_wide_types): New option.
30020 * opts.c (decode_options): Set flag_split_wide_types when
30022 * timevar.def (TV_LOWER_SUBREG): Define.
30023 * rtl.h (gen_reg_rtx_offset): Declare.
30024 (reg_scan_update): Declare.
30025 * regs.h (clear_reg_info_regno): Declare.
30026 * tree-pass.h (pass_lower_subreg): Declare.
30027 (pass_lower_subreg2): Declare.
30028 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
30029 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
30030 -fsplit-wide-types.
30031 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
30032 * Makefile.in (OBJS-common): Add lower-subreg.o.
30033 (lower-subreg.o): New target.
30035 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30037 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
30039 2007-01-31 Anatoly Sokolov <aesok@post.ru>
30042 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
30044 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30046 PR middle-end/29335
30047 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
30049 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
30051 * cfgloop.h: Include vec-prim.h.
30052 (enum li_flags): Remove LI_ONLY_OLD.
30053 (loop_iterator): Changed.
30054 (fel_next, fel_init): Iterate over loop tree.
30055 (FOR_EACH_LOOP_BREAK): New macro.
30056 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
30058 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
30059 * modulo-sched.c (sms_schedule): Ditto.
30060 * tree-vectorizer.c (vectorize_loops): Ditto.
30061 * doc/loop.texi: Update information on loop numbering and behavior of
30062 FOR_EACH_LOOP wrto new loops.
30063 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
30064 add_to_evolution_1): Test nestedness of loops instead of comparing
30066 * tree-chrec.c (chrec_fold_plus_poly_poly,
30067 chrec_fold_multiply_poly_poly, chrec_evaluate,
30068 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
30069 reset_evolution_in_loop): Ditto.
30070 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
30072 2007-01-31 Dirk Mueller <dmueller@suse.de>
30074 * c-common.c (warn_about_parentheses): Separate warning about
30075 un-parenthized sequence of comparison operators from the one
30076 which is supposed to warn about x <= y <= z.
30078 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
30080 * optabs.h (enum optab_index): Add new OTI_isinf.
30081 (isinf_optab): Define corresponding macro.
30082 * optabs.c (init_optabs): Initialize isinf_optab.
30083 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
30085 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
30086 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
30088 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
30089 expand_builtin_interclass_mathfn.
30090 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
30091 * config/i386/i386.md (UNSPEC_FXAM): New constant.
30092 (fxam<mode>2_i387): New insn pattern.
30093 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
30094 built-in functions as x87 inline asm.
30096 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30098 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
30100 2007-01-30 Eric Christopher <echristo@apple.com>
30102 * config.gcc: Add geode.
30104 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30106 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
30107 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
30108 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
30109 value-prof.c: Fix comment typos.
30111 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30114 * doc/invoke.texi (Wpointer-arith): Document warning.
30116 2007-01-30 Janis Johnson <janis187@us.ibm.com>
30118 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
30119 the list of discrepancies from the draft TR.
30121 2007-01-30 Dirk Mueller <dmueller@suse.de>
30124 * doc/invoke.texi (-Wreturn-type): Update description to
30125 match new behavior.
30127 2007-01-30 Richard Sandiford <richard@codesourcery.com>
30129 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
30131 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
30133 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
30134 to handle optabs that operate on floating point input argument and
30135 output to integer output.
30136 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
30137 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
30138 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
30139 expand_builtin_interclass_mathfn ().
30140 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
30141 (ilogbsi2): Remove.
30142 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
30143 ilogbl built-in functions as x87 intrinsics.
30145 2007-01-30 Richard Guenther <rguenther@suse.de>
30147 PR middle-end/27657
30148 * dwarf2out.c (reference_to_unused): Query varpool if the
30149 variable was output.
30151 2007-01-30 Richard Guenther <rguenther@suse.de>
30153 PR middle-end/30313
30154 * passes.c (execute_one_pass): Reset in_gimple_form to not
30155 confuse non-unit-at-a-time mode.
30157 2007-01-29 Roger Sayle <roger@eyesopen.com>
30158 Richard Guenther <rguenther@suse.de>
30160 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
30161 avoid undefined behaviour on overflow. Use force_fit_type_double
30162 to construct the constant with the specified TREE_OVERFLOW.
30164 2007-01-29 Janis Johnson <janis187@us.ibm.com>
30166 * config/dfp-bit.c: Add parameterized support for fp exceptions.
30167 * config/dfp-bit.h: Ditto.
30169 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30171 * c-decl.c (pop_scope): Replace warnings with call to
30172 warn_for_unused_label.
30173 * c-common.h (warn_for_unused_label): Declare.
30174 * c-common.c (warn_for_unused_label): Define.
30176 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30178 * tree-optimize.c (update_inlined_to_pointers): Delete unused
30181 2007-01-29 Janis Johnson <janis187@us.ibm.com>
30183 * Makefile.in (USER_H): Remove decfloat.h.
30184 * ginclude/decfloat.h: Delete, moving contents to ...
30185 * ginclude/float.h: Add support for decimal floating point,
30186 guarded by __STDC_WANT_DEC_FP__.
30188 2007-01-29 Mike Stump <mrs@apple.com>
30190 * doc/gccint.texi (Top): Rename Loop Representation to Loop
30191 Analysis and Representation to resolve case insensitive conflict.
30192 * doc/loop.texi (Loop Analysis and Representation): Likewise.
30194 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
30196 * tree.h (struct tree_memory_tag): Add aliases member.
30197 (MTAG_ALIASES): New macro.
30198 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
30199 (add_may_alias): Remove pointer-set. Update for may_aliases being
30201 (mark_aliases_call_clobbered): Update for may_aliases being a
30203 (compute_tag_properties): Ditto.
30204 (create_partition_for): Ditto.
30205 (compute_memory_partitions): Ditto.
30206 (dump_may_aliases_for): Ditto.
30207 (is_aliased_with): Ditto.
30208 (add_may_alias_for_new_tag): Ditto.
30209 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
30210 (compute_is_aliased): New function.
30211 (compute_may_aliases): Call compute_is_aliased).
30212 (init_alias_info): Initialize alias_bitmap_obstack.
30213 (union_alias_set_into): New function.
30214 (compute_flow_sensitive_aliasing): Use union_aliases_into.
30215 (have_common_aliases_p): Rewrite to take two bitmaps and use
30217 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
30218 Update for bitmaps.
30219 (finalize_ref_all_pointers): Update for add_may_alias changes.
30220 (new_type_alias): Ditto.
30221 * tree-flow-inline.h (may_aliases): Return a bitmap.
30222 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
30223 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
30224 may_aliases being a bitmap.
30225 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
30226 may_aliases now returns a bitmap.
30227 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
30229 * tree-ssa-operands.c (add_virtual_operand): Update for
30230 may_aliases being a bitmap.
30232 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
30234 PR tree-optimization/30630
30235 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
30236 variable as changed.
30238 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
30241 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
30242 expanded only once even if an error occurs.
30244 2007-01-29 Ben Elliston <bje@au.ibm.com>
30246 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
30247 (__gcov_average_profiler): Likewise.
30248 (__gcov_ior_profiler): Likewise.
30249 (__gcov_merge_ior): Likewise.
30251 2007-01-28 Jan Hubicka <jh@suse.cz>
30253 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
30254 * value-prof.c (stringop_block_profile): Likewise.
30256 2007-01-28 Jan Hubicka <jh@suse.cz>
30258 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
30259 Add variant handling histograms; add wrapper.
30260 (clear_storage_via_libcall): Export.
30261 (emit_block_move_hints): Break out from ...; add histograms.
30262 (emit_block_move): ... this one.
30263 (clear_storage_hints): Break out from ...; add histograms.
30264 (clear_storage): ... this one.
30265 (set_storage_via_memset): Handle histogram.
30266 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
30267 (clear_storage_hints, clear_storage_via_libcall): Declare.
30268 (set_storage_via_setmem): Update prototype.
30269 * doc/md.texi (movmem, setmem): Document new arguments.
30271 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
30272 Add new histograms.
30273 (stringop_block_profile): New global function.
30274 (tree_stringops_values_to_profile): Profile block size and alignment.
30275 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
30277 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
30278 (stringop_block_profile): Declare.
30279 * builtins.c: Include value-prof.h.
30280 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
30281 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
30282 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
30283 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
30284 * profile.c (instrument_values): Add new counters.
30285 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
30287 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
30288 (tree_init_edge_profiler): Build new profilers.
30289 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
30290 (pass_tree_profile): Add dump.
30291 (tree_profile_hooks): Update.
30292 * Makefile.in (LIBGCOV): Add new constants.
30293 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
30294 __gcov_ior_profiler): New.
30295 * i386.md (movmem/setmem expanders): Add new optional arguments.
30297 2007-01-28 David Edelsohn <edelsohn@gnu.org>
30299 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
30301 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
30303 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
30304 (tree_unswitch_single_loop): Pass eni_size_weights to
30305 tree_num_loop_insns.
30306 * tree-ssa-loop-manip.c: Include tree-inline.h.
30307 (can_unroll_loop_p): Pass eni_size_weights to
30308 tree_num_loop_insns.
30309 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
30310 Pass eni_size_weights to estimate_num_insns.
30311 * tree.h (init_inline_once): Export.
30312 * toplev.c (backend_init): Call init_inline_once.
30313 * cgraphunit.c (cgraph_process_new_functions,
30314 cgraph_analyze_function): Pass eni_inlining_weights to
30315 estimate_num_insns.
30316 * ipa-inline.c (compute_inline_parameters): Ditto.
30317 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
30318 to estimate_num_insns.
30319 (try_unroll_loop_completely): Pass eni_size_weights to
30320 tree_num_loop_insns.
30321 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
30322 ot estimate_num_insns.
30323 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
30324 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
30325 * tree-inline.c (eni_inlining_weights, eni_size_weights,
30326 eni_time_weights): New variables.
30327 (init_inline_once): Initialize them.
30328 (struct eni_data): Mew.
30329 (estimate_num_insns_1, estimate_num_insns): Use weights.
30330 * tree-inline.h (struct eni_weights_d): New.
30331 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
30332 (estimate_num_insns): Declaration changed.
30333 * cfgloop.h (tree_num_loop_insns): Declaration changed.
30334 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
30335 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
30337 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
30339 * tree-data-ref.c (conflict_fn): Assert that the number of affine
30340 relations in the conflict function is valid.
30342 2007-01-27 Ian Lance Taylor <iant@google.com>
30344 * common.opt: Add fstrict-overflow.
30345 * opts.c (decode_options): Set flag_strict_overflow if -O2.
30346 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
30347 (TYPE_OVERFLOW_UNDEFINED): Define.
30348 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
30350 * tree.h (TYPE_TRAP_SIGNED): Don't define.
30351 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
30352 (fold_negate_expr): Likewise.
30353 (make_range): Likewise.
30354 (extract_muldiv_1): Likewise.
30355 (maybe_canonicalize_comparison): Likewise.
30356 (fold_comparison): Likewise.
30357 (fold_binary): Likewise.
30358 (tree_expr_nonnegative_p): Likewise.
30359 (tree_expr_nonzero_p): Likewise.
30360 * tree-vrp.c (compare_values): Likewise.
30361 (extract_range_from_binary_expr): Likewise.
30362 (extract_range_from_unary_expr): Likewise.
30363 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
30365 (nowrap_type_p): Likewise.
30366 * tree-scalar-evolution.c (simple_iv): Likewise.
30367 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
30368 (build_range_check): Likewise.
30369 (extract_muldiv_1): Likewise.
30370 (fold_comparison): Likewise.
30371 * tree-vrp.c (vrp_int_const_binop): Likewise.
30372 (extract_range_from_unary_expr): Likewise.
30373 * convert.c (convert_to_integer): Likewise.
30374 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
30375 (fold_comparison): Likewise.
30376 (fold_binary): Likewise.
30377 * optabs.c (optab_for_tree_code): Likewise.
30378 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
30379 * simplify-rtx.c (simplify_const_relational_operation): Check
30380 flag_strict_overflow and flag_trapv.
30381 (simplify_const_relational_operation): Likewise.
30382 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
30383 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
30386 2007-01-27 Roger Sayle <roger@eyesopen.com>
30388 * tree.c (tree_fold_gcd): Delete.
30389 * tree.h (tree_fold_gcd): Remove prototype.
30390 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
30391 test whether one constant integer is a multiple of another. Instead
30392 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
30393 * fold-const.c (multiple_of_p): We've determined both TOP and
30394 BOTTOM are integer constants so we can call int_const_binop directly
30395 instead of the more generic const_binop.
30397 2007-01-27 Roger Sayle <roger@eyesopen.com>
30399 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
30400 1*X check that the constant hasn't overflowed, to preserve the
30402 (round_up): Provide an efficient implementation when rouding-up an
30403 INTEGER_CST to a power-of-two.
30405 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30407 * doc/sourcebuild.texi: Add comma for clarity.
30408 * doc/extend.texi: Fix some typos.
30409 * doc/passes.texi: Likewise.
30410 * doc/cppinternals.texi: Likewise.
30411 * doc/c-tree.texi: Likewise.
30412 * doc/tree-ssa.texi: Likewise.
30413 * doc/install.texi: Likewise.
30415 2007-01-27 Jan Hubicka <jh@suse.cz>
30417 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
30418 (pass_sra): Do not require alias information.
30419 * passes.c (init_optimization_passes): Add SRA
30421 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
30423 * tracer.c (rest_of_handle_tracer): We already cleaned
30424 up the CFG in tracer() so don't do it here again.
30425 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
30426 cleanup_cfg here, either. And don't call renumber_insns.
30428 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
30429 and BB_HEAD are in the insn stream here. Instead make sure
30430 that BB_INSN is valid on all insns. Also, do check here that
30431 there are no pending branch predictions...
30432 (rtl_verify_flow_info): ...instead of doing it here. Checks
30433 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
30436 2007-01-26 Roger Sayle <roger@eyesopen.com>
30438 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
30439 function to simplify/factorize operand order canonicalization.
30440 (ix86_fixup_binary_operands): Reorganize using the above function.
30441 (ix86_binary_operator_ok): Likewise.
30443 2007-01-27 Jakub Jelinek <jakub@redhat.com>
30445 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
30446 file scope from optimize_attrs.
30447 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
30449 (optimize_attrs): Clear insn_code_values after freeing it.
30451 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
30453 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
30454 a parts.base assignment.
30456 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
30458 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
30459 (compute_subscript_distance, initialize_data_dependence_relation,
30460 finalize_ddr_dependent, analyze_ziv_subscript,
30461 analyze_siv_subscript_cst_affine,
30462 compute_overlap_steps_for_affine_univar,
30463 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
30464 analyze_siv_subscript, analyze_miv_subscript,
30465 analyze_overlapping_iterations, subscript_dependence_tester_1,
30466 compute_self_dependence, free_dependence_relation): Work
30467 with affine_fn instead of chrecs.
30468 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
30469 common_affine_function, affine_function_base,
30470 affine_function_constant_p, affine_fn_op, affine_fn_plus,
30471 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
30472 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
30473 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
30474 (all_chrecs_equal_p): Removed.
30475 * tree-data-ref.h (affine_fn, conflict_function): New types.
30476 (struct subscript): Change type of conflicting_iterations_in_a
30477 and conflicting_iterations_in_b.
30479 2007-01-26 Steve Ellcey <sje@cup.hp.com>
30482 * config/pa/pa.h (TARGET_HPUX_11): New.
30483 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
30484 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
30486 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
30487 Richard Guenther <rguenther@suse.de>
30489 * tree-ssa-structalias.c (solve_graph): Handle case
30490 we merged the variable to another.
30492 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30494 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
30497 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
30498 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
30500 2007-01-25 DJ Delorie <dj@redhat.com>
30502 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
30503 allow changes to modes which don't fit in those registers.
30505 * reload1.c (choose_reload_regs): Check for invalid subregs before
30506 computing their locations, not after.
30508 2007-01-25 Geoffrey Keating <geoffk@apple.com>
30511 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
30512 save Altivec registers in an eh_return function.
30513 (compute_vrsave_mask): Likewise.
30514 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
30515 for saving Altivec registers.
30516 (rs6000_emit_prologue): Don't allocate stack twice in
30517 eh_return function. Correct expected value of altivec_save_offset
30518 when using save_world. Describe save of R0 to stack when using
30519 save_world. Describe stack pointer adjustment when using
30520 save_world. Remove duplicated eh_return parameter register saving.
30521 Update sp_offset variable after save_world.
30522 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
30524 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
30525 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
30528 2007-01-25 Steve Ellcey <sje@cup.hp.com>
30530 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
30532 2007-01-25 Steve Ellcey <sje@cup.hp.com>
30535 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
30536 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
30538 2007-01-25 Richard Guenther <rguenther@suse.de>
30540 * doc/invoke.texi (-Wcoverage-mismatch): Document.
30541 * common.opt (-Wcoverage-mismatch): New warning option.
30542 * coverage.c (get_coverage_counts): Ignore coverage mismatch
30543 if -Wcoverage-mismatch is given.
30545 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
30547 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
30548 (ipcp_driver): Change to static definition.
30549 Add dumping of the ifunctions.
30550 (constant_val_insert): Remove unused parameter. Support for SSA.
30551 (ipcp_propagate_const): Support for SSA.
30552 (ipcp_profile_bb_print): Print only analyzed nodes.
30553 (ipcp_replace_map_create): Remove support for Fortran constant
30555 * ipa-prop.c (ipa_method_modify_stmt,
30556 ipa_callsite_compute_param): Support for SSA.
30557 * ipa-prop.h (ipcp_driver): Remove declaration.
30558 (IS_VALID_TREE_MAP_INDEX): Add define.
30560 2007-01-24 Geoffrey Keating <geoffk@apple.com>
30562 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
30564 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30566 PR middle-end/30447
30567 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
30568 constant argument to cabs and do it without checking for
30569 -funsafe-math-optimizations.
30571 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
30573 * c-common.h (RID_FIRST_CXX0X): New.
30574 (RID_LAST_CXX0X): New.
30575 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
30577 * c.opt (Wc++0x-compat): New.
30578 * doc/invoke.texi (-Wc++0x-compat): Document.
30580 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30582 * builtins.c (fold_builtin_carg): New.
30583 (fold_builtin_1): Use it.
30585 2007-01-24 Jan Hubicka <jh@suse.cz>
30587 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
30589 * ipa-inline.c (initial_insns, max_insns): Delete.
30590 (compute_max_insns): New function.
30591 (cgraph_decide_inlining_of_small_function): Use it; take minimal
30592 amount of insns as base for code growth.
30593 (cgraph_decide_inlining): Make initial_insns local; do not compute
30595 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
30596 * doc/invoke.texi (inline-unit-growth): Update docs.
30598 2007-01-24 Jakub Jelinek <jakub@redhat.com>
30600 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
30601 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
30602 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
30603 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
30604 for CPUs that have PTA_CX16 set.
30606 PR middle-end/27416
30607 * gimplify.c (omp_check_private): New function.
30608 (gimplify_scan_omp_clauses): Use it for
30609 firstprivate/lastprivate/reduction.
30611 PR middle-end/30494
30612 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
30613 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
30615 PR middle-end/30421
30616 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
30617 If lower_lastprivate_clauses emits some statements, append them
30618 to dlist rather than body_p and to body_p append an initializer.
30619 (lower_omp_for): Adjust caller.
30621 2007-01-24 Steve Ellcey <sje@cup.hp.com>
30623 * target.h (globalize_decl_name): New.
30624 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
30625 * output.h (default_globalize_decl_name): New.
30626 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
30628 (globalize_decl): Ditto.
30629 (default_globalize_decl_name): New.
30630 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
30631 (ia64_handle_version_id_attribute): New.
30632 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
30633 (ia64_asm_output_external): Use globalize_decl_name instead
30634 of globalize_label.
30635 * doc/extend.texi (version_id): New pragma.
30636 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
30638 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
30640 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
30641 _uleb128_t and _Unwind_SWord with _sleb128_t.
30642 * unwind-dw2.c (extract_cie_info, execute_stack_op,
30643 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
30645 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
30646 * unwind-pe.h (read_uleb128, read_sleb128,
30647 read_encoded_value_with_base): Likewise.
30648 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
30650 2007-01-24 Richard Guenther <rguenther@suse.de>
30652 * builtins.c (expand_builtin_cexpi): Get the fndecl
30653 for cexp in the correct way.
30655 2007-01-24 Jan Hubicka <jh@suse.cz>
30657 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
30660 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
30662 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
30663 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
30664 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
30665 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
30666 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
30667 __SIZEOF_PTRDIFF_T__.
30668 * doc/cpp.texi: Documentation for the new builtin macros added.
30670 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
30672 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
30673 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
30674 instead of operands[2] to avoid access past the end of array.
30676 2007-01-24 Richard Sandiford <richard@codesourcery.com>
30678 * reload1.c (emit_reload_insns): Pass the reload register
30679 for a non-spill output reload through forget_old_reloads_1.
30681 2007-01-23 Joseph Myers <joseph@codesourcery.com>
30683 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
30684 _SOFT_DOUBLE if doubles use software floating-point.
30685 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
30686 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
30687 * config/rs6000/darwin-ldouble.c: Also compile functions for
30688 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
30689 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
30690 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
30691 commented-out long double override.
30692 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
30693 * config/rs6000/eabispe.h: Likewise.
30694 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
30695 long double for non-SPE.
30696 (rs6000_handle_option): Likewise.
30697 (invalid_e500_subreg): Disallow more subregs involding DImode,
30698 DFmode, TImode or TFmode.
30699 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
30701 (legitimate_lo_sum_address_p): Also check for TFmode for E500
30703 (rs6000_legitimize_address): Also handle TFmode for E500 double.
30704 (rs6000_legitimize_reload_address): Also handle TFmode for E500
30706 (rs6000_legitimate_address): Also check for TFmode for E500
30708 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
30709 (spe_build_register_parallel): Handle TFmode and TCmode.
30710 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
30712 (function_arg): Handle TFmode and TCmode for E500 double.
30713 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
30715 (print_operand): Handle TFmode and TImode for %y.
30716 (rs6000_generate_compare): Handle TFmode comparisons for E500
30718 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
30719 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
30720 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
30721 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
30722 TFmode for E500 double.
30723 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
30724 (floatsidf2): Enable for E500 double.
30725 (movtf_softfloat): Use rs6000_nonimmediate_operand.
30726 (extenddftf2): Change to extenddftf2_fprs.
30727 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
30728 depending on TARGET_E500_DOUBLE.
30729 (extendsftf2): Enable for E500 double.
30730 (trunctfdf2): Enable for E500 double.
30731 (trunctfsf2): Change to trunctfsf2_fprs.
30732 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
30733 depending on TARGET_E500_DOUBLE.
30734 (floatsitf2): Enable for E500 double.
30735 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
30736 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
30737 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
30738 (negtf2): Change to negtf2_internal.
30739 (negtf2): New expander.
30740 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
30741 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
30742 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
30743 (movdi_internal32): Use rs6000_nonimmediate_operand.
30744 (unnamed splitter): Likewise.
30745 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
30746 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
30747 (SPE64TF, DITI): New mode macros.
30748 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
30751 (frob_<mode>_di_2): New.
30752 (frob_tf_di_8_2): New.
30753 (frob_di_df): Change to frob_di_<mode>; allow more modes.
30755 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
30757 (frob_ti_<mode>_8_2): New.
30758 (frob_ti_tf_2): New.
30759 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
30760 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
30762 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
30763 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
30764 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
30765 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
30766 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
30767 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
30770 2007-01-23 Ian Lance Taylor <iant@google.com>
30772 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
30774 (OBJS-archive): Reformat, alphabetize.
30775 (OBJS): Change out_object_file to OBJS-md.
30777 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
30779 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
30780 JUMP_P and CALL_P predicates where applicable.
30781 * config/i386/i386.c: Ditto.
30782 * config/i386/i386.md: Ditto.
30783 * config/i386/mmx.md: Ditto.
30784 * config/i386/predicates.md: Ditto.
30786 2007-01-22 Andreas Schwab <schwab@suse.de>
30788 * config/m68k/m68k.h: Fix comment.
30790 2007-01-22 Jan Hubicka <jh@suse.cz>
30792 * passes.c (init_optimization_passes): Do not rerun
30793 pass_early_warn_uninitialized.
30795 2007-01-22 Richard Guenther <rguenther@suse.de>
30797 PR tree-optimization/30038
30798 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
30800 (execute_cse_sincos_1): Likewise.
30801 (execute_cse_sincos): Likewise.
30802 (gate_cse_sincos): Likewise.
30803 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
30804 the cexpi() canonicalization of sincos().
30805 * tree-pass.h (pass_cse_sincos): Declare.
30806 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
30808 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
30810 PR rtl-optimization/29329
30811 * combine.c (replaced_rhs_insn): Rename to i2mod.
30812 (replaced_rhs_value): Rename to i2mod_new_rhs.
30813 (i2mod_old_rhs): New global variable.
30814 (combine_instructions): Adjust for above change. Save a copy of
30815 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
30816 note are substituted in the second instruction.
30817 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
30818 ditch the note if it pertains to the second eliminated register
30819 and this register is mentioned in i2mod_old_rhs.
30822 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
30824 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
30825 the insn to which the note was originally attached.
30827 2007-01-21 Jan Hubicka <jh@suse.cz>
30829 * ipa-inline.c (inlining_mode): Comment, move up.
30830 (cgraph_decide_inlining_incrementally): Do not perform inlining
30831 itself; fix handling of flattening of self recursive functions.
30832 (cgraph_find_cycles): Remove.
30833 (cgraph_flatten_node): Remove.
30834 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
30835 (try_inline): New function.
30836 (cgraph_early_inlining): Update call of
30837 cgraph_decide_inlining_incrementally. Apply inlining here.
30838 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
30840 2007-01-21 Dirk Mueller <dmueller@suse.de>
30843 * tree-vrp.c (check_array_bounds): do not warn
30844 about ADDR_EXPR's of ARRAY_REF's which are immediately
30845 used in binary expressions.
30847 2007-01-21 Ira Rosen <irar@il.ibm.com>
30849 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
30850 read_write_dep and macros for its access.
30851 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
30852 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
30853 argument, call vect_check_interleaving for every independent pair of
30854 data-refs. Mark loads that access the same memory location as a store
30856 (vect_check_dependences): Remove.
30857 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
30858 call, fix the call to vect_analyze_data_ref_dependence.
30859 (vect_analyze_data_ref_access): For statements that access the same
30860 data-ref, check that they are not stores; for loads, check that there
30861 is no store that access the same location.
30863 2007-01-20 Roger Sayle <roger@eyesopen.com>
30864 Joseph Myers <joseph@codesourcery.com>
30866 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
30867 (-fdump-rtl-stack): Likewise.
30868 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
30869 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
30870 (-mpt-fixed): Use @minus{} for minus sign.
30871 (Using Precompiled Headers): Fix under/overfull hbox.
30873 2007-01-20 Jan Hubicka <jh@suse.cz>
30875 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
30876 place within annotation.
30878 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30880 * pa.c (output_move_double): Change array size of xoperands to 4.
30882 2007-01-20 Jan Hubicka <jh@suse.cz>
30884 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
30887 2007-01-19 Ian Lance Taylor <iant@google.com>
30889 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
30890 constant to unsigned HOST_WIDE_INT before negating.
30892 2007-01-19 Ian Lance Taylor <iant@google.com>
30894 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
30896 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
30897 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
30898 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
30899 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
30900 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
30901 (realloc_vdef, realloc_vuse): Change second parameter to
30903 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
30904 fields to unsigned.
30905 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
30906 unsigned. Change x and lim locals to unsigned.
30907 (realloc_vdef, realloc_vuse): Change num_elem parameter to
30909 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
30910 (copy_virtual_operands): Change i and n locals to unsigned.
30912 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30914 PR middle-end/29335
30915 * builtins.c (fold_builtin_1): Handle builtin fdim.
30917 2007-01-20 Jan Hubicka <jh@suse.cz>
30919 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
30920 * tree-ssa-structalias.c (compute_points_to_sets): Do call
30921 init_alias_heapvars.
30922 (init_alias_heapvars): Initialize only when not already initialized.
30923 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
30925 2007-01-19 Roger Sayle <roger@eyesopen.com>
30927 * common.opt (fsigned-zeros): New command line option.
30928 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
30929 of flag_unsafe_math_optimizations.
30930 * opts.c (set_fast_math_flags): The -ffast-math command line option
30931 implies -fno-signed-zeros.
30932 (fast_math_flags_set_p): Likewise.
30934 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
30935 the documentation of -ffast-math appropriately. Wrap long lines.
30937 2007-01-19 Steve Ellcey <sje@cup.hp.com>
30939 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
30940 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
30942 2007-01-19 Tomas Bily <tbily@suse.cz>
30944 * cgraphunit.c (cgraph_finalize_function): Updating of pid
30946 (tree_init_ic_make_global_vars): New function
30947 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
30948 (tree_gen_ic_profiler): New function
30949 (tree_gen_ic_func_profiler): New function
30950 (tree_profiling): Added calling of tree_gen_ic_func_profiler
30951 (tree_profile_hooks): Added hook for indirec/virtual calls
30952 * value-prof.c (tree_find_values_to_profile): New case for
30954 (tree_values_to_profile): Call for determining indirect/virtual
30956 (tree_indirect_call_to_profile): New function
30957 (tree_ic_transform): New function
30958 (tree_ic): New function
30959 (find_func_by_pid): New function
30960 (init_pid_map): New function
30961 (tree_value_profile_transformations): Added check for
30962 indirect/virtual call transformation
30963 * value-prof.h (enum hist_type): New counter type for
30964 indirect/virtual calls
30965 (profile_hooks): Added new hook for profiling indirect/virtual
30967 * profile.c (instrument_values): New case for indirect/virtual
30969 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
30970 (GCOV_COUNTER_V_INDIR): New counter type
30971 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
30972 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
30974 * cgraph.c: Definition of cgraph_max_pid
30975 (cgraph_create_node): Default init of pid attribute
30976 * cgraph.h: Declaration of cgraph_max_pid
30977 (struct cgraph_node): Added pid attribute
30978 * libgcov.c (__gcov_indirect_call_profiler): New function
30979 (__gcov_one_value_profiler_body): New function
30980 (__gcov_one_value_profiler): Body was moved to
30981 __gcov_one_value_profiler_body and calls it
30983 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
30985 * doc/gty.texi (Options): Document the mark_hook option to GTY.
30986 * gengtype.c (write_types_data, write_func_for_structure,
30987 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
30988 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
30989 (walk_type, write_func_for_structure): Generate the mark_hook if
30992 2007-01-19 Jan Hubicka <jh@suse.cz>
30994 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
30995 'early' argument take inlining mode argument specifying whether to
30996 inline for size/speeed or all functions; add support for flattening;
30998 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
31000 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31003 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
31004 the name of the declared identifier.
31006 2007-01-19 Dirk Mueller <dmueller@suse.de>
31008 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
31009 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
31010 duplicate evaluation.
31012 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
31014 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
31015 Macroize expander using X87MODEF12 mode macro. Extend operand 1
31016 to XFMode, use acosxf2 and truncate result to requested mode.
31017 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
31018 (asin<mode>2): Similarly, with asin expanders.
31019 (*fscalexf4_i387): Rename from *fscalexf4.
31020 (expNcorexf3): New expander.
31021 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
31022 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
31023 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
31024 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
31025 patterns for SSE math.
31026 (exp10<mode>2): Similarly, with exp10 expanders.
31027 (exp2<mode>2): Similarly, with exp2 expanders.
31028 (expm1<mode>2): Similarly, with expm1 expanders.
31029 (ldexp<mode>3): Similarly, with ldexp expanders.
31030 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
31031 Use gen_truncxf<mode>2_i387_noop to truncate result.
31033 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31035 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
31036 for ColdFire targets.
31038 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
31039 Richard Sandiford <richard@codesourcery.com>
31041 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
31042 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
31043 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
31044 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
31045 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
31046 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
31048 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31050 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
31051 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
31052 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
31053 (*adddi_dilshr32_cf): New pattern.
31054 (adddi3, subdi3): Remove first alternatives.
31056 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31058 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
31059 implemented using move.l, do not use its cc result for floating-point
31062 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31064 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
31065 from accepting 's' constraints if flag_pic.
31067 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31069 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
31070 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
31071 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
31072 condition from TARGET_68881 to TARGET_HARD_FLOAT.
31074 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
31076 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
31077 ColdFire alternatives.
31078 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
31079 * config/m68k/m68k.md (clzsi2): Define for ColdFire
31080 architectures that support ff1 instruction.
31082 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31083 Julian Brown <julian@codesourcery.com>
31085 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
31086 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
31087 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
31090 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31092 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
31094 (output_move_const_into_data_reg, output_move_simode_const): Delete.
31095 * config/m68k/m68k.c (const_method, const_int_cost): Take a
31096 HOST_WIDE_INT instead of an rtx.
31097 (m68k_rtx_costs): Update call accordingly.
31098 (output_move_const_into_data_reg): Likewise. Fix formatting.
31099 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
31101 (output_move_simode_const): Update calls after above changes.
31102 Rework to use automatic variables and predicates like MEM_P.
31103 * config/m68k/m68k.md (pushexthisi_const): Update call to
31106 2007-01-19 Dirk Mueller <dmueller@suse.de>
31108 * tree-ssa-alias.c (perform_var_substitution): Fix typo
31109 in dump_flags test.
31111 2007-01-19 Richard Guenther <rguenther@suse.de>
31113 * builtins.c (expand_builtin_cexpi): Fall back to expanding
31114 via cexp in case sincos is not available.
31116 2007-01-19 Richard Guenther <rguenther@suse.de>
31118 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
31119 * defaults.h (TARGET_HAS_SINCOS): Default to off.
31120 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
31121 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
31122 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
31123 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
31124 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
31125 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
31127 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
31129 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
31131 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
31132 (atan2xf3): Directly generate RTL pattern.
31133 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
31134 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
31135 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31136 disable patterns for SSE math.
31137 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
31138 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
31139 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31140 disable patterns for SSE math.
31142 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
31144 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
31146 2007-01-18 Roger Sayle <roger@eyesopen.com>
31148 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
31149 VIEW_CONVERT_EXPR to the same type as it's operand.
31151 2007-01-18 David Edelsohn <edelsohn@gnu.org>
31153 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
31154 configured for long double 128.
31156 2007-01-18 Mike Stump <mrs@apple.com>
31158 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
31161 2007-01-18 Michael Meissner <michael.meissner@amd.com>
31163 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
31166 2007-01-18 Jan Hubicka <jh@suse.cz>
31168 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
31169 greater than NUM_VOP_FREE_BUCKETS.
31171 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
31173 * tree-ssa-structalias.c: Update comments.
31174 (ptabitmap_obstack): Removed.
31175 (pta_obstack): New.
31176 (oldpta_obstack): Ditto.
31177 (stats): Add a few members.
31178 (struct variable_info): Remove node, complex, address_taken, and
31179 indirect_target members. Add oldsolution member.
31180 (new_var_info): Do not initialize removed members.
31181 (constraint_expr_type): Remove INCLUDES.
31182 (constraint_graph): Add size, implicit_preds, rep,
31183 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
31184 (FIRST_REF_NODE): New macro.
31185 (LAST_REF_NODE): Ditto.
31186 (FIRST_ADDR_NODE): Ditto.
31187 (find): New function.
31189 (dump_constraint): Do not handle INCLUDES.
31190 (insert_into_complex): Do not insert duplicate constraints.
31191 (condense_varmap_nodes): Renamed and rewritten into ...
31192 (merge_node_constraints): This. Also fix bug in handling of
31193 offseted copy constraints.
31194 (clear_edges_for_node): No longer need to deal with preds at all,
31195 or removing associated preds/succs.
31196 (merge_graph_nodes): Deal with indirect_cycles.
31197 Don't deal with predecessors.
31198 (add_implicit_graph_edge): New function.
31199 (add_pred_graph_edge): Ditto.
31200 (add_graph_edge): Don't deal with predecessors.
31201 (build_constraint_graph): Removed.
31202 (build_pred_graph): New function.
31203 (build_succ_graph): Ditto.
31204 (struct scc_info): Removed in_component. Added roots, dfs, and
31205 node_mapping. Remove visited_index, unification_queue.
31206 (scc_visit): Deal with union-find we do now.
31207 Deal with cycles with REF nodes.
31208 (collapse_nodes): Renamed and rewritten to ...
31209 (unify_nodes): This.
31210 (process_unification_queue): Removed.
31211 (topo_visit): Cleanup
31212 (do_da_constraint): Use find.
31213 (do_sd_constraint): Ditto.
31214 (do_ds_constraint): Ditto.
31215 (do_complex_constraint): Ditto.
31216 (init_scc_info): Update for removed and added members.
31217 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
31218 (find_indirect_cycles): This.
31219 (equivalence_class): New variable.
31220 (label_visit): New function.
31221 (perform_variable_substitution): Rewritten.
31222 (free_var_substitution_info): New function.
31223 (find_equivalent_node): Ditto.
31224 (move_complex_constraints): Ditto.
31225 (eliminate_indirect_cycles): Ditto.
31226 (solve_graph): Only propagate changed bits.
31227 Use indirect cycle elimination.
31229 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
31230 (tree_id_eq): Renamed to ...
31231 (tree_vi_eq): This. Update for member change
31232 (insert_id_for_tree): Renamed and rewritten to ...
31233 (insert_vi_for_tree): This.
31234 (lookup_id_for_tree): Renamed and rewritten to ...
31235 (lookup_vi_for_tree): This.
31236 (get_id_for_tree): Renamed and rewritten to ...
31237 (get_vi_for_tree): Ditto.
31238 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
31239 (process_constraint): Don't handle INCLUDES.
31240 Remove special ADDRESSOF case.
31241 (find_func_aliases): Rewrite to use vi functions instead of id
31243 (create_function_info_for): Ditto.
31244 (create_variable_info_for): Ditto.
31245 (intra_create_variable_infos): Ditto.
31246 (merge_smts_into): Ditto.
31247 (find_what_p_points_to): Ditto.
31248 (init_base_vars): Ditto.
31249 (init_alias_vars): Ditto.
31250 (remove_preds_and_fake_succs): New function.
31251 (dump_sa_points_to_info): Dump new stats.
31252 (dump_solution_for_var): Use find.
31253 (set_used_smts): Fix formatting.
31254 (compute_points_to_sets): Updated for new functions.
31255 (ipa_pta_execute): Ditto.
31257 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31258 Richard Sandiford <richard@codesourcery.com>
31260 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
31262 * calls.c (expand_call): If the return value is a PARALLEL,
31263 extract its first member.
31264 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
31265 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
31266 use FUNCTION_EXTRA_EPILOGUE.
31267 (m68k_function_value): Return a PARALLEL if the return value
31268 is of a pointer type.
31269 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
31270 (FUNCTION_EXTRA_EPILOGUE): Remove.
31271 * config/m68k/m68k.md (D0_REG): New constant.
31273 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31275 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
31276 output a NOP for empty epilogues.
31278 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31280 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
31281 before function. Extend register save check to include all
31282 registers, not just integer ones.
31284 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31286 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
31287 (m68k_use_return_insn): ...this.
31288 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
31289 * config/m68k/m68k.c (use_return_insn): Rename to...
31290 (m68k_use_return_insn): ...this.
31291 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
31292 of USE_RETURN_INSN.
31294 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31296 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
31297 nearest even, fix denormal rounding overflow.
31299 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31301 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
31302 f%$smove and f%$move.
31303 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
31304 (extendsfdf2_cf): Use fdmove instead of f%&move.
31305 (truncdfsf2_cf): Use fsmove instead of f%$smove.
31306 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
31308 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31310 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
31313 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31315 * real.h (real_format): Add a canonical_nan_lsbs_set field.
31316 (coldfire_single_format): Declare.
31317 (coldfire_double_format): Likewise.
31318 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
31319 of qnan_msb_set to determine the lower bits of a canonical
31321 (encode_ieee_double): Likewise.
31322 (encode_ieee_quad): Likewise.
31323 (ieee_single_format): Initialize canonical_nan_lsbs_set.
31324 (mips_single_format): Likewise.
31325 (ieee_double_format): Likewise.
31326 (mips_double_format): Likewise.
31327 (ieee_extended_motorola_format): Likewise.
31328 (ieee_extended_intel_96_format): Likewise.
31329 (ieee_extended_intel_128_format): Likewise.
31330 (ieee_extended_intel_96_round_53_format): Likewise.
31331 (ibm_extended_format): Likewise.
31332 (mips_extended_format): Likewise.
31333 (ieee_quad_format): Likewise.
31334 (mips_quad_format): Likewise.
31335 (vax_f_format): Likewise.
31336 (vax_d_format): Likewise.
31337 (vax_g_format): Likewise.
31338 (i370_single_format): Likewise.
31339 (i370_double_format): Likewise.
31340 (decimal_single_format): Likewise.
31341 (decimal_double_format): Likewise.
31342 (decimal_quad_format): Likewise.
31343 (c4x_single_format): Likewise.
31344 (c4x_extended_format): Likewise.
31345 (real_internal_format): Likewise.
31346 (coldfire_single_format): New real_format.
31347 (coldfire_double_format): Likewise.
31348 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
31349 canonical_nan_lsbs_set.
31350 (pdp11_d_format): Likewise.
31351 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
31352 if TARGET_COLDFIRE_CPU.
31354 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31356 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
31357 (output_call, m68k_legitimize_call_address): Declare.
31358 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
31359 parenthesees. Add support for a 'W' constraint.
31360 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
31361 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
31362 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
31363 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
31365 (override_options): Initialize them. Do not set flag_no_function_cse
31366 for TARGET_ID_SHARED_LIBRARY.
31367 (m68k_output_pic_call): Delete.
31368 (m68k_legitimize_call_address): New function.
31369 (print_operand): Remove the %o prefix. Handle the %p prefix.
31370 (output_call): New function.
31371 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
31372 target address from the GOT if symbolic jumps are not allowed.
31373 * config/m68k/m68k.md (call, general_operand): Do not set
31374 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
31375 Merge separate flag_pic and !flag_pic define_insns into...
31376 (*call, *call_value): ...these new patterns. Match the address
31377 rather than the containing MEM and require it to be a call_operand.
31378 Use output_call to generate the asm template.
31379 * config/m68k/predicates.md (const_call_operand): New predicate.
31380 (call_operand): Likewise.
31382 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31384 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
31385 (STACK_GROWS_DOWNWARD): Define to 1.
31386 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
31387 comments, emphasizing that these values are only defaults.
31388 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
31389 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
31391 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31393 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
31395 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31396 Richard Sandiford <richard@codesourcery.com>
31398 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
31399 (FP_REGNO_P): New macros.
31400 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
31401 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
31402 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
31403 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
31405 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31407 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
31408 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
31410 * config/m68k/t-floatlib: New file, extracting common code from...
31411 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
31412 * config/m68k/t-uclinux: Here.
31413 * config/m68k/fpgnulib.c: Do not compile extendeed precision
31414 routines on ColdFire targets.
31416 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31418 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
31419 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
31420 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
31421 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
31422 explicitly set MOTOROLA to 1.
31423 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
31425 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31426 Nathan Sidwell <nathan@codesourcery.com>
31428 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
31429 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
31430 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
31431 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
31432 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
31433 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
31434 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
31435 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
31436 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
31437 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
31438 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
31439 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
31440 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
31441 (DBX_REGISTER_NUMBER): Delete.
31442 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
31443 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
31444 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
31446 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31448 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
31449 * config/flat.h: New file.
31450 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
31451 OBJECT_FORMAT_FLAT.
31452 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
31453 indirect references for -msep-data or -mid-shared-library.
31454 Do not use PC-relative code addresses either.
31455 * config/m68k/m68k.c (override_options): Restrict -fPIC error
31457 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
31458 for shared libraries and crt1.o for executables. Use crti.o and
31460 (ENDFILE_SPEC): Use crtend.o and crtn.o.
31461 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
31462 Do not add -elf2flt or -shared-lib-id options here.
31463 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
31464 Pass -shared-lib-id if -mid-shared-library, taking the library
31465 identifier from -mshared-library-id if given, otherwise
31467 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
31468 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
31469 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
31470 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
31471 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
31472 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
31474 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
31475 jump sequence for ISA A and ISA A+.
31476 (PICJUMP): Likewise.
31478 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31480 * config.gcc (m68k-*-uclinux*): Base the port on the common
31481 and m68k GNU/Linux files rather than on the generic ELF ones.
31482 * config/m68k/uclinux.h (TARGET_VERSION): Override.
31483 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
31485 2007-01-18 Julian Brown <julian@codesourcery.com>
31486 Richard Sandiford <richard@codesourcery.com>
31488 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
31489 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
31490 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
31492 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
31493 80 unconditionally.
31494 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
31496 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31498 * doc/install.texi: Document m68k-uclinuxoldabi.
31499 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
31500 * config/m68k/uclinux-oldabi.h: New file, copied from
31501 config/m68k/uclinux.h.
31503 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
31505 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
31506 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
31507 (m32r_compute_frame_size): Use unsigned for regno.
31508 (m32r_reload_lr): Use gen_frame_mem.
31510 (m32r_output_function_epilogue): Don't output the function epilogue
31512 (m32r_expand_epilogue): New.
31513 (direct_return): Return false if the function has the interrupt
31515 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
31516 * config/m32r/m32r.md (epilogue): New expander.
31517 (return_lr, return_rte): New insns.
31518 (return): Make it expander.
31519 (return_normal): New expander.
31521 2007-01-18 Josh Conner <jconner@apple.com>
31524 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
31525 support for UNLE, UNLT, UNGE, and UNGT.
31527 2007-01-18 Jan Hubicka <jh@suse.cz>
31529 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
31530 * tree-tailcall (add_virtual_phis): Likewise.
31531 (optimize_tail_call): Return TODOs.
31532 (execute_tail_calls): Return TODOs.
31533 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
31534 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
31536 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
31537 Cleanup cfg using TODO.
31538 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
31539 * passes.c (execute_function_todo): When cleanup did something, remove
31541 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
31542 (make_edges): Don't cleanup_cfg.
31544 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
31546 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
31547 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
31548 operate on the top of stack.
31549 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
31550 register handling of instructions that output to the second
31552 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
31553 (move_for_stack_reg): Special-case check for dead destination
31554 stack slot for constant load of 1.0 inside UNSPEC_TAN.
31556 * config/i386/i386.md (UNSPEC_TAN): New constant.
31557 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
31558 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
31559 to correctly model move of constant 1.0 to top stack slot.
31560 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
31561 (unnamed peephole2 pattern): Remove corresponding peephole2
31562 pattern that optimizes tan insn and loading of constant 1.0.
31563 (tanxf2): Use fptanxf4_i387.
31564 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
31565 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
31566 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31567 disable patterns for SSE math.
31568 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
31569 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
31571 2007-01-18 Dirk Mueller <dmueller@suse.de>
31572 Richard Guenther <rguenther@suse.de>
31575 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
31576 * common.opt (Warray-bounds): Add new warning option.
31577 * c-opts.c (c_common_handle_option): Define -Warray-bounds
31579 * Makefile.in: make tree-vrp.o depend on toplev.h
31580 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
31582 (check_array_refs, check_array_bounds, check_array_ref): New.
31584 2007-01-18 Jan Hubicka <jh@suse.cz>
31586 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
31587 (execute_ssa_ccp): Return flags conditionally.
31588 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
31590 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
31592 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
31594 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
31595 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
31597 * Makefile.c (GTFILES): Add cfglayout.h.
31598 * gengtype.c (open_base_files): Likewise.
31599 * cfglayout.c (cfg_layout_function_footer,
31600 cfg_layout_function_header) Reindent to make gengtype happy.
31601 * cfglayout.h (cfg_layout_function_footer,
31602 cfg_layout_function_header): Add GTY(()) marker.
31604 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
31606 2007-01-18 Ben Elliston <bje@au.ibm.com>
31608 * genautomata.c (write_automata): Include xstrerror output in the
31609 error message if writing the DFA description file fails.
31611 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
31613 * config/mips/mips-protos.h (mips_output_external): Make it
31615 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
31616 * config/mips/mips.c (irix_output_external_libcall): Likewise.
31617 (extern_list): Likewise.
31618 (extern_head): Likewise.
31619 (TARGET_ASM_FILE_END): Likewise.
31620 (mips_file_end): Likewise.
31621 (mips_output_external): Rewritten.
31623 2007-01-18 Ben Elliston <bje@au.ibm.com>
31625 * genpreds.c (write_insn_preds_c): Only write out the function
31626 body for regclass_for_constraint if we have register constraints.
31628 2007-01-17 Tom Tromey <tromey@redhat.com>
31630 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
31631 * doc/install.texi (Testing): Use sourceware.org.
31632 (Binaries): Likewise.
31633 (Specific): Likewise.
31634 * doc/contrib.texi (Contributors): Use sourceware.org.
31636 2007-01-17 Anatoly Sokolov <aesok@post.ru>
31638 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
31639 (AVR_ENHANCED): Rename to ...
31640 (AVR_HAVE_MUL): ... new.
31641 (avr_enhanced_p): Rename to ...
31642 (avr_have_mul_p): ... new.
31643 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
31644 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
31645 * config/avr/avr.c (avr_enhanced_p): Rename to ...
31646 (avr_have_mul_p): ... new.
31647 (base_arch_s): Rename 'enhanced' to 'have_mul'.
31648 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
31649 'avr_enhanced_p' and 'enhanced'.
31650 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
31651 AVR_HAVE_MUL instead of AVR_ENHANCED.
31652 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
31653 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
31654 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
31655 instead of AVR_ENHANCED.
31656 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
31657 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
31658 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
31660 2007-01-17 Ian Lance Taylor <iant@google.com>
31662 * vec.h (VEC_reserve_exact): Define.
31663 (vec_gc_p_reserve_exact): Declare.
31664 (vec_gc_o_reserve_exact): Declare.
31665 (vec_heap_p_reserve_exact): Declare.
31666 (vec_heap_o_reserve_exact): Declare.
31667 (VEC_OP (T,A,reserve_exact)): New static inline function, three
31669 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
31670 negative parameter.
31671 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
31672 (VEC_OP (T,A,copy)) [all versions]: Likewise.
31673 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
31674 * vec.c (calculate_allocation): Add exact parameter. Change all
31676 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
31677 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
31678 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
31679 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
31680 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
31681 (vec_heap_p_reserve_exact): New function.
31682 (vec_heap_o_reserve_exact): New function.
31684 2007-01-17 Jan Hubicka <jh@suse.cz>
31686 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
31688 2007-01-17 Eric Christopher <echristo@apple.com>
31690 * config.gcc: Support core2 processor.
31692 2007-01-16 Jan Hubicka <jh@suse.cz>
31694 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
31695 the names, just unlink the chain so we don't crash on dangling
31699 2007-01-16 Jan Hubicka <jh@suse.cz>
31701 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
31702 * tree-pass.h: Reorder to make IPA passes appear toegher.
31703 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
31705 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
31706 parameters, do not call early inliner.
31707 * ipa-inline.c: Update comments. Include tree-flow.h
31708 (cgraph_decide_inlining): Do not compute inlining parameters.
31709 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
31710 be called with function context set up.
31711 (pass_ipa_inline): Remove unreachable functions before pass.
31712 (cgraph_early_inlining): Simplify assuming to be called from the
31714 (pass_early_inline): New pass.
31715 (cgraph_gate_ipa_early_inlining): New gate.
31716 (pass_ipa_early_inline): Turn into simple wrapper.
31717 (compute_inline_parameters): New function.
31718 (gate_inline_passes): New gate.
31719 (pass_inline_parameters): New pass.
31720 (apply_inline): Move here from tree-optimize.c
31721 (pass_apply_inline): New pass.
31722 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
31724 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
31725 doing them by hand.
31726 (tree_function_versioning): Do not allocate dummy struct function.
31727 * tree-inline.h (optimize_inline_calls): Update prototype.
31728 * tree-optimize.c (execute_fixup_cfg): Export.
31729 (pass_fixup_cfg): Remove
31730 (tree_rest_of_compilation): Do not apply inlines.
31731 * tree-flow.h (execute_fixup_cfg): Declare.
31732 * Makefile.in (gt-passes.c): New.
31733 * passes.c: Include gt-passes.h
31734 (init_optimization_passes): New passes.
31735 (nnodes, order): New static vars.
31736 (do_per_function_toporder): New function.
31737 (execute_one_pass): Dump current pass here.
31738 (execute_ipa_pass_list): Don't dump current pass here.
31740 2007-01-16 Janis Johnson <janis187@us.ibm.com>
31742 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
31743 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
31745 2007-01-16 David Edelsohn <edelsohn@gnu.org>
31747 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
31748 (strong_alias): Define.
31749 (__gcc_qmul): Provide non-FMA for soft-float.
31750 (__gcc_qdiv): Same.
31755 (__gcc_qunord): New.
31765 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
31766 soft-float functions.
31767 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
31768 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
31769 about long double soft float.
31771 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
31772 Tehila Meyzels <tehila@il.ibm.com>
31774 * tree-vectorizer.h (is_pattern_stmt_p): New.
31775 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
31776 formatting (tabs instead of spaces). Cleanup and clarify setting
31777 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
31778 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
31779 (vectorizable_type_demotion): Check that types are integral.
31780 (vectorizable_type_promotion): Likewise.
31781 (vectorizable_store): Fix typo. Eliminate new-line at end of
31784 2007-01-16 Jan Hubicka <jh@suse.cz>
31786 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
31789 2007-01-15 Eric Christopher <echristo@apple.com>
31791 * ifcvt.c: Include vec.h, vecprim.h.
31792 (check_cond_move_block): New argument regs.
31793 Reorganize. Add registers used to regs.
31794 (cond_move_process_if_block): Use regs set above as
31797 2007-01-15 Eric Christopher <echristo@apple.com>
31799 * config/darwin.h: Update copyright.
31800 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
31801 (LINK_COMMAND_SPEC): Add -u.
31802 (LINK_SPEC): Fix umbrella for above.
31804 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
31806 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
31809 2007-01-15 Tom Tromey <tromey@redhat.com>
31811 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
31812 * doc/install.texi (Testing): Don't mention jacks.
31813 (Configuration): Document --enable-java-maintainer-mode. Move
31814 --with-java-home to libgcj-specific section. Document
31816 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
31818 2007-01-15 Jan Hubicka <jh@suse.cz>
31820 * tree-ssa-dce.c (DCE_TODOs): New.
31821 (propagate_necessity): Return if something changed.
31822 (eliminate_unnecessary_stmts): Likewise.
31823 (perform_tree_ssa_dce): Return TODO flags when needed.
31824 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
31826 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
31828 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
31829 (fyl2x_extend<mode>xf3_i387): New insn pattern.
31830 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
31831 patterns using X87MODEF12 mode macro. Extend operand 1
31832 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
31833 (log10<mode>2): Ditto.
31834 (log2<mode>2): Ditto.
31835 (log1p<mode>2): Ditto.
31836 (logb<mode>2): Ditto.
31837 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
31838 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
31839 (*fxtractxf3_i387): Rename from *fxtractxf3.
31840 (fxtract_extend<mode>xf3_i387): New insn pattern.
31841 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
31842 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
31843 and gen_fyl2xxf3_i387().
31845 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
31847 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
31848 * cfgloopmanip.c (fix_loop_placement): Made static. Use
31849 get_loop_exit_edges. Changed return type to bool.
31850 * cfgloop.h (fix_loop_placement): Declaration removed.
31852 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
31854 * param.h (MIN_VECT_LOOP_BOUND): New.
31855 * params.def (MIN_VECT_LOOP_BOUND): New.
31856 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
31857 argument - minimum threshold for number of iterations.
31858 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
31859 argument to declaration.
31860 * tree-vect-analyze.c (vect_analyze_operations): Check value of
31861 MIN_VECT_LOOP_BOUND.
31862 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
31863 slpeel_tree_peel_loop_to_edge with additional argument.
31864 (vect_do_peeling_for_alignment): Likewise.
31865 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
31867 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
31870 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
31871 operands of size 1.
31873 2007-01-14 Jan Hubicka <jh@suse.cz>
31875 * tree-dfa.c (remove_referenced_var): New function.
31876 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
31877 prune referenced vars list too.
31878 * tree-flow.h (remove_referenced_var): Declare.
31880 2007-01-14 Jan Hubicka <jh@suse.cz>
31882 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
31884 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
31885 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
31886 * except.h (verify_eh_throw_table_statements): Kill prototype.
31887 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
31888 into call exrepssions.
31889 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
31891 * tree-cfg.c: Include pointer-set.h.
31892 (verify_node_sharing): Work on pointer set.
31893 (verify_eh_throw_stmt_node): New.
31894 (verify_stmts): Use pointers sets, verify throw_stmt.
31896 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
31898 * ipa-reference.c (analyze_function): Consider also addresses taken
31901 2007-01-12 Roger Sayle <roger@eyesopen.com>
31903 * c-typeck.c (null_pointer_constant_p): Replace use of
31904 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31905 (build_c_cast): Likewise.
31907 2007-01-12 Roger Sayle <roger@eyesopen.com>
31909 * tree.h (force_fit_type_double): Remove unused final argument.
31910 * c-common.c (constant_expression_warning): Replace use of
31911 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31912 (convert_and_check): Likewise.
31913 (shorten_compare): Update call to force_fit_type_double.
31914 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
31915 * convert.c (convert_to_pointer): Update call to
31916 force_fit_type_double.
31917 * fold-const.c (force_fit_type_double): Remove overflowed_const
31919 (int_const_binop, fold_convert_const_int_from_int,
31920 fold_convert_const_int_from_real, fold_div_compare,
31921 fold_sign_changed_comparison, fold_unary, fold_negate_const,
31922 fold_abs_const, fold_not_const): Remove the final argument from
31923 calls to force_fit_type_double.
31925 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
31927 * configure.ac: Set insn to "nop" for spu-*-* also.
31928 * configure: Regenerate.
31930 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
31932 * builtins.def : Add BUILT_IN_FREE.
31934 2007-01-12 Jan Hubicka <jh@suse.cz>
31936 PR tree-optimization/30443
31937 * tree-inline.c (tree_function_versioning): Do not optimize when
31938 cloning for inlining.
31940 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
31942 * doc/loop.texi: Document recording of loop exits.
31943 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
31944 (update_single_exits_after_duplication,
31945 update_single_exit_for_duplicated_loop,
31946 update_single_exit_for_duplicated_loops): Removed.
31947 (duplicate_loop_to_header_edge): Do not call
31948 update_single_exits_after_duplication and
31949 update_single_exit_for_duplicated_loops.
31950 (loop_version): Do not update single_exit information.
31951 (fix_loop_structure): Use record_loop_exits instead of
31952 mark_single_exit_loops.
31953 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
31954 the lists of loop exits.
31955 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
31956 split_edge, merge_blocks): Update the lists of loop exits.
31957 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
31958 loop_optimizer_init.
31959 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
31960 of mark_single_exit_loops.
31961 (loop_optimizer_finalize): Call release_recorded_exits.
31962 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
31963 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
31964 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
31965 update single exit information.
31966 * lambda-code.c (perfect_nestify): Ditto.
31967 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
31968 (mark_single_exit_loops): Removed.
31969 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
31970 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
31971 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
31973 (get_loop_exit_edges, single_exit): Use recorded exit lists.
31974 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
31975 (verify_loop_structure): Verify consistency of the exit lists.
31976 (flow_loops_find): Use alloc_loop. Initialize exits hash.
31977 (set_single_exit): Removed.
31978 * cfgloop.h (struct loop_exit): New function.
31979 (struct loop): single_exit_ field replaced by exits field.
31980 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
31981 LOOPS_HAVE_RECORDED_EXITS.
31982 (struct loops): Added exits hash.
31983 (mark_single_exit_loops, set_single_exit): Declaration removed.
31984 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
31986 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31988 * doc/invoke.texi: Avoid use of @headitem.
31990 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31992 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
31994 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31996 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
31999 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32000 Richard Sandiford <richard@codesourcery.com>
32002 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
32003 * config/m68k/m68k.opt: Resort options.
32004 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
32006 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32007 Richard Sandiford <richard@codesourcery.com>
32009 * doc/invoke.texi: Document the macros that are defined by
32010 m68k's -mtune and -mhard-float options.
32011 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
32012 (m68k_cpp_cpu_family): Likewise.
32013 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
32014 of __ucfv*__ macros. Define __mcffpu__ if generating code for
32015 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
32016 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
32017 (m68k_cpp_cpu_family): Likewise.
32019 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32021 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
32022 macros besides mc68000 as tuning macros. Use a switch statement
32023 to set them and mcpu32.
32025 2007-01-12 Julian Brown <julian@codesourcery.com>
32027 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
32028 (TARGET_68040_ONLY): Rename to...
32029 (TARGET_68040): ...this.
32030 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
32031 * config/m68k/m68k.md: Likewise.
32033 2007-01-12 Julian Brown <julian@codesourcery.com>
32034 Nathan Sidwell <nathan@codesourcery.com>
32035 Richard Sandiford <richard@codesourcery.com>
32037 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
32038 the -mcpu= argument associated with the --with-cpu setting.
32039 Define M68K_DEFAULT_TUNE to the default -mtune= option,
32040 if different from the one implied by the -mcpu setting.
32041 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
32042 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
32043 * doc/invoke.texi: Mention ColdFire in the introduction to the
32044 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
32045 -mno-div and -mhard-float options. Make -m68881 a synonym for
32046 -mhard-float. Document the previously-undocumented -m5206e,
32047 -m528x, -m5307 and -m5407 options. Tweak the existing option
32048 documentation for consistency.
32049 * doc/install.texi: Mention new --with-cpu arguments.
32050 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
32051 default CPU if neither -mcpu nor -march are specified.
32052 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
32053 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
32054 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
32055 using m68k_tune to decide between families that implement the
32056 same ISA. Use m68k_tune to set __mcfv4e__.
32057 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
32058 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
32059 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
32060 (FL_ISA_C, FL_ISA_MMU): New macros.
32061 (MASK_COLDFIRE): Delete.
32062 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
32063 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
32064 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
32065 (TARGET_HARD_FLOAT): Do not define here.
32066 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
32067 (TUNE_68000): New macro.
32068 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
32069 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
32070 (TUNE_CFV2): Redefine in terms of m68k_tune.
32071 (uarch_type, target_device, fpu_type): New enums.
32072 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
32073 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
32074 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
32075 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
32076 (FL_FOR_isa_c): New macros.
32077 (m68k_isa): New enum.
32078 (m68k_target_selection): New structure.
32079 (all_devices, all_isas, all_microarchs): New tables.
32080 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
32081 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
32082 (MASK_ALL_CPU_BITS): Delete.
32083 (m68k_find_selection): New function.
32084 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
32085 Map the legacy target options to a combination of the new ones.
32086 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
32087 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
32088 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
32090 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
32091 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
32093 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
32094 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
32095 * config/m68k/m68k-devices.def: New file.
32097 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32098 Nathan Sidwell <nathan@codesourcery.com>
32100 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
32101 (SUBTARGET_EXTRA_SPECS): New macros.
32102 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
32103 use %(asm_cpu_spec) instead.
32104 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
32105 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
32106 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
32107 (EXTRA_SPECS): Rename to...
32108 (SUBTARGET_EXTRA_SPECS): ...this.
32110 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32111 Richard Sandiford <richard@codesourcery.com>
32112 Julian Brown <julian@codesourcery.com>
32114 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
32115 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
32116 to the configuration's default CPU.
32117 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
32118 Remove default masks.
32119 (m680[012]0-*-*): Set the default with_cpu to the first part of
32121 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
32122 (m68k*-*-linux): Extend the --with-cpu handling to...
32123 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
32124 and m68010. Don't set target_cpu_default2.
32125 * doc/install.texi: Document --with-cpu for m68k.
32126 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
32127 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
32128 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
32129 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
32130 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
32131 (ASM_SPEC): Remove use of %(asm_cpu_default).
32132 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
32133 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
32134 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
32135 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
32136 __HAVE_FPU__ if TARGET_HARD_FLOAT.
32137 (TARGET_DEFAULT): Delete.
32138 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
32139 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
32140 (CPP_CPU_SPEC): Delete.
32141 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
32142 the appropriate string.
32143 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
32144 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
32145 (ASM_SPEC): Don't use %(asm_default_spec).
32146 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
32147 TARGET_DEFAULT and add MASK_68881.
32148 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
32150 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32152 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
32153 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
32154 MASK_68010 alongside MASK_68020.
32155 * doc/invoke.texi: Document -m68010.
32156 * config/m68k/m68k.opt (m68010): New.
32157 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
32159 (TUNE_68010): New macro.
32160 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
32161 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
32162 (M68K_CPU_m68332): Add MASK_68010.
32163 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
32164 fallback definition.
32165 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
32167 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
32168 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
32169 to all entries that use MASK_68020.
32170 (output_move_simode_const, output_move_himode, output_move_qimode)
32171 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
32172 instead of TARGET_68020 to select clr behavior. Remove comment
32173 about there being no TARGET_68010.
32174 * config/m68k/m68k.md: Likewise throughout.
32176 2007-01-12 Julian Brown <julian@codesourcery.com>
32178 * config/m68k/m68k.h (TARGET_ISAB): New macro.
32179 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
32180 * config/m68k/m68k.md: Likewise.
32182 2007-01-12 Julian Brown <julian@codesourcery.com>
32184 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
32185 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
32187 2007-01-12 Julian Brown <julian@codesourcery.com>
32189 * config/m68k/m68k.h (TUNE_68040_60): New macro.
32190 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
32191 * config/m68k/m68k.md: Likewise.
32193 2007-01-12 Julian Brown <julian@codesourcery.com>
32194 Richard Sandiford <richard@codesourcery.com>
32196 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
32197 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
32198 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
32200 (TARGET_CPU32): Rename to...
32201 (TUNE_CPU32): ...this.
32202 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
32203 (TUNE_CFV2): New macros.
32204 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
32205 remove conditions that are implied by TARGET_68020.
32206 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
32207 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
32208 (m68k_output_function_epilogue): Likewise.
32209 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
32210 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
32211 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
32212 non-68000 timings. Refactor multiplication and division costs.
32213 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
32214 TUNE_CPU32 instead of TARGET_CPU32.
32215 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
32216 and TUNE_68060 instead of TARGET_68060.
32217 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
32218 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
32220 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
32221 && !TARGET_COLDFIRE" to choose between moveq and clr.
32222 Likewise in the unnamed movsf pattern.
32223 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
32224 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
32227 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32229 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
32230 of tabbing before backslashes.
32232 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32234 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
32235 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
32236 (ASM_OUTPUT_INTERNAL_LABEL): Define.
32238 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
32240 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
32241 find_interesting_uses_cond.
32242 (find_interesting_uses_cond): Use extract_cond_operands.
32243 (rewrite_use_compare): Use extract_cond_operands and
32244 force_gimple_operand_bsi. Do not call update_stmt.
32245 (determine_use_iv_cost_condition): Use extract_cond_operands.
32246 Return cheaper of using original bound and changing the exit bound.
32248 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
32250 PR tree-optimization/29516
32251 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
32252 most_expensive_mult_to_index, addr_to_parts,
32253 create_mem_ref, maybe_fold_tmr): Make the type of
32254 fields of TARGET_MEM_REF sizetype.
32255 (move_fixed_address_to_symbol, move_pointer_to_base):
32257 * tree.def (TARGET_MEM_REF): Add comment on types of
32260 2007-01-11 Joseph Myers <joseph@codesourcery.com>
32262 * c-common.c (vector_types_convertible_p): Treat opaque types as
32263 always convertible if they have the same size, but not otherwise.
32265 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
32267 * ifcvt.c (struct noce_if_info): Add comments to the fields.
32268 Remove the b_unconditional field.
32269 (noce_try_sign_mask): Do not look at b_unconditional.
32270 (noce_process_if_block): Do not use merge_if_blocks. Update
32271 the CFG here. Do not set b_unconditional.
32272 (cond_move_process_if_block): Likewise.
32273 (find_cond_trap): Likewise.
32274 (check_cond_move_block): Require simple jump insns at the end
32275 of the basic block.
32277 2007-01-11 Jan Hubicka <jh@suse.cz>
32279 PR tree-optimization/1046
32280 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
32281 when alias info is not ready.
32282 (pass_tail_recursion): Do not require aliasing.
32283 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
32284 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
32285 * tree-ssa-copy.c (pass_copy_prop): Likewise.
32286 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
32287 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
32288 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
32289 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
32291 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
32292 When aliasing is not build, mark statement as volatile.
32294 2007-01-11 Tom Tromey <tromey@redhat.com>
32296 PR preprocessor/15185, PR preprocessor/20989:
32297 * doc/cppopts.texi <-MT>: Update description of algorithm for
32298 computing default target.
32299 <-M, -MD>: Reword "basename" text.
32301 2007-01-11 Roger Sayle <roger@eyesopen.com>
32303 * builtins.c (expand_builtin_pow, expand_builtin_powi,
32304 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
32305 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
32306 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
32307 fold_builtin_bswap, real_constp, fold_builtin_pow,
32308 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
32309 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
32310 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
32311 * convert.c (convert_to_pointer): Likewise.
32312 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
32313 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
32314 const_binop, fold_convert_const_int_from_int,
32315 fold_convert_const_int_from_real,
32316 fold_convert_const_real_from_real, sign_bit_p,
32317 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
32318 fold_sign_changed_comparison, fold_unary, fold_comparison,
32319 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
32320 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
32321 * print-tree.c (print_node_brief, print_node): Likewise.
32322 * stor-layout.c (place_field, layout_type): Likewise.
32323 * tree-chrec.c (keep_cast): Likewise.
32324 * tree.c (build_vector, build_real, build_real_from_int_cst,
32325 build_complex): Likewise.
32327 2007-01-11 Roger Sayle <roger@eyesopen.com>
32329 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
32330 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
32332 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
32334 * configure.ac (strict1_warn): Rename to strict_warn.
32335 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
32336 cc_set_by_configure, quoted_cc_set_by_configure,
32337 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
32338 all_boot_languages, all_stagestuff): Remove.
32339 (target_list): Remove bootstrap targets.
32340 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
32341 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
32342 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
32343 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
32344 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
32345 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
32346 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
32347 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
32348 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
32349 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
32350 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
32351 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
32352 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
32353 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
32354 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
32355 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
32356 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
32357 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
32358 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
32359 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
32360 (mostlyclean): Adjust.
32361 (clean, distclean): Don't mention bootstrap stuff.
32362 * configure: Regenerate.
32363 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
32364 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
32365 treelang/config-lang.in (stagestuff): Remove.
32366 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
32367 stageprofile, stagefeedback, stagestuff): Remove mention.
32369 2007-01-11 Nick Clifton <nickc@redhat.com>
32371 * config/mcore/predicates.md (mcore_general_movesrc_operand):
32373 (mcore_general_movdst_operand): Do not accept CONST_INTs.
32374 (mcore_arith_K_S_operand): Run the test for the S constraint not
32375 the test for the M constraint.
32376 (mcore_addsub_operand): Do not accept integer values that are
32377 larger than 32 bits.
32378 * config/mcore/mcore.md: Remove unused constraints from split.
32379 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
32380 (addsi3): Likewise.
32381 (allocate_stack): Likewise.
32382 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
32383 operands to 32 bits.
32384 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
32386 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
32387 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
32388 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
32389 mcore_output_bclri, mcore_output_andn, output_inline_const,
32390 mcore_output_move, mcore_output_movedouble): Likewise.
32391 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
32392 (output_inline_const): Likewise.
32393 (output_inline_const): Fix format strings used in sprintf
32395 * config/mcore/mcore-protos.h: Update prototypes for changed
32396 functions in mcore.c.
32397 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
32398 HOST_WIDE_INT and not int.
32399 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
32400 CONST_OK_FOR_N): Likewise.
32401 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
32402 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
32405 2007-01-10 Jan Hubicka <jh@suse.cz>
32407 * tree-vrp.c (remove_range_assertions): Release defs.
32408 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
32409 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
32411 2007-01-10 Paul Brook <paul@codesourcery.com>
32413 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
32414 * config/arm/arm.md (mulsi3subsi): New insn.
32416 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
32418 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
32419 (tree_transform_and_unroll_loop): New.
32420 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
32423 2007-01-10 Robert Kennedy <jimbob@google.com>
32425 * fold-const.c (fold_comparison): Fold comparisons like (x *
32426 1000 < 0) to (x < 0).
32428 2007-01-10 Ian Lance Taylor <iant@google.com>
32430 * tree-pretty-print.c (dump_generic_node): Print parentheses when
32431 operands have the same priority.
32433 2007-01-10 Tom Tromey <tromey@redhat.com>
32435 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
32436 (fold_binary): Likewise.
32437 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
32438 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
32439 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
32440 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
32441 * langhooks.h (struct lang_hooks): Removed field
32442 'can_use_bit_fields_p'.
32444 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
32446 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
32448 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
32450 * function.c (get_last_funcdef_no): New function.
32451 * function.h (get_last_funcdef_no): Declare.
32452 * tree-inline.c (initialize_cfun): Add initialization.
32453 (tree_function_versioning): Cleanup.
32455 2007-01-10 Jan Hubicka <jh@suse.cz>
32457 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
32460 2007-01-10 Sa Liu <saliu@de.ibm.com>
32461 Ben Elliston <bje@au.ibm.com>
32463 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
32464 for SAVE_NONLOCAL and Pmode for any other save level.
32465 * spu-protos.h (spu_restore_stack_block): Declare.
32466 * spu.md (save_stack_block): Remove.
32467 (restore_stack_block): Call spu_restore_stack_block.
32468 * spu.c (spu_restore_stack_block): New function.
32469 (spu_expand_epilogue): Remove old comment.
32471 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
32473 PR tree-optimization/30322
32474 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
32475 (cand_value_at): Return the value as aff_tree.
32476 (may_eliminate_iv): Convert the bound from aff_tree to tree.
32477 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
32478 aff_combination_mult): New functions.
32479 (aff_combination_add): Use aff_combination_add_cst.
32480 (aff_combination_convert): Allow conversions to a wider type.
32481 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
32482 * tree-affine.h (aff_combination_mult): Declare.
32484 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
32486 * doc/tm.texi: Update documentation to reflect reality of exec
32487 and start file search behaviours. Update copyright year.
32488 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
32489 header file directories.
32491 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
32493 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
32494 (*cosxf2): Rename to cosxf2_i387.
32495 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
32496 using X87MODEF12 mode macro. Rename patterns to
32497 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
32499 (*cosdf2, *cossf2): Ditto.
32500 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
32501 to match extended input operands.
32502 (sincos<mode>3): New expander.
32503 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
32504 insn patterns and corresponding splitters.
32506 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
32508 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
32509 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
32511 2007-01-09 Nicolas Pitre <nico@cam.org>
32514 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
32516 2007-01-08 Geoffrey Keating <geoffk@apple.com>
32518 * target.h (struct gcc_target): New field library_rtti_comdat.
32519 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
32520 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
32521 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
32522 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
32524 2007-01-08 Geoffrey Keating <geoffk@apple.com>
32526 * doc/invoke.texi (Optimize Options): Correct description of -O0.
32528 2007-01-08 Richard Guenther <rguenther@suse.de>
32530 * tree.h (force_fit_type_double): Export.
32531 (force_fit_type): Remove.
32532 * fold-const.c (force_fit_type_double): New function.
32533 (force_fit_type): Remove.
32534 (int_const_binop): Use it.
32535 (fold_convert_const_int_from_int): Likewise.
32536 (fold_convert_const_int_from_real): Likewise.
32537 (fold_div_compare): Likewise.
32538 (fold_sign_changed_comparison): Likewise.
32539 (fold_unary): Likewise.
32540 (fold_negate_const): Likewise.
32541 (fold_abs_const): Likewise.
32542 (fold_not_const): Likewise.
32543 * c-common.c (shorten_compare): Use force_fit_type_double.
32544 * convert.c (convert_to_pointer): Likewise.
32546 2007-01-08 Richard Guenther <rguenther@suse.de>
32548 * tree.h (build_int_cst_wide_type): Export.
32549 * tree.c (build_int_cst_wide_type): New function.
32550 (build_int_cst_wide): Fix comment.
32551 * builtins.c (fold_builtin_object_size): Use build_int_cst
32552 to build -1 or 0 of the correct type. Use fit_double_type
32553 to check for overflow.
32554 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
32556 (decode_field_reference): Likewise.
32557 (all_ones_mask_p): Likewise.
32558 (native_interpret_int): Use build_int_cst_wide_type.
32559 (fold_binary): Use build_int_cst_type to build an all-ones
32561 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
32563 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
32565 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
32567 2007-01-09 Ben Elliston <bje@au.ibm.com>
32569 * genautomata.c (STATS_OPTION): New option.
32570 (stats_flag): New flag.
32571 (gen_automata_option): Handle it.
32572 (initiate_automaton_gen): Ditto.
32573 (write_automata): Output statistics only if stats_flag is
32574 set. Likewise, output time statistics only if time_flag is set.
32575 * doc/md.texi (Processor pipeline description): Document new flag.
32577 2007-01-08 Richard Guenther <rguenther@suse.de>
32579 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
32580 * tree.c (build_int_cst_type): Likewise.
32581 (size_in_bytes): Don't call force_fit_type on the result.
32582 (int_fits_type_p): Use fit_double_type.
32583 * fold-const.c (fit_double_type): New function.
32584 (force_fit_type): Use it.
32585 * tree.h (fit_double_type): Export.
32587 2007-01-08 Jan Hubicka <jh@suse.cz>
32589 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
32590 * ipa.c (function_and_variable_visibility): Fix return type.
32592 2007-01-08 Richard Guenther <rguenther@suse.de>
32594 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
32595 of offset to build the index.
32596 * tree-pretty-print.c (dump_generic_node): Don't build negated
32597 const just for printing.
32598 * c-pretty-print.c (pp_c_integer_constant): Likewise.
32599 * builtins.c (fold_builtin_int_roundingfn): Check if result
32600 fits the type by using force_fit_type and comparing the result.
32601 * predict.c (predict_loops): Use compare_tree_int for comparison.
32602 * tree.c (build_int_cst): Fall back to integer_type_node for
32604 (build_int_cst_wide): Assert type is non-null.
32606 2007-01-08 Roberto Costa <roberto.costa@st.com>
32608 * tree-vrp.c (extract_range_from_cond_expr): New.
32609 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
32610 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
32612 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
32613 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
32614 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
32615 used as expressions.
32616 * tree-object-size.c (cond_expr_object_size): New.
32617 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
32619 2007-01-08 Jan Hubicka <jh@suse.cz>
32621 * tree-ssa-forwprop.c (forward_propagate_into_cond,
32622 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
32625 2007-01-08 Richard Guenther <rguenther@suse.de>
32627 PR tree-optimization/23603
32628 * tree-vrp.c (set_value_range_to_truthvalue): New function.
32629 (extract_range_from_binary): Fall back to truthvalue instead of
32630 varying for TRUTH_*_EXPR.
32631 (extract_range_from_comparison): Fall back to truthvalue instead of
32633 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
32634 if all visited PHI values were constant.
32636 2007-01-08 Jan Hubicka <jh@suse.cz>
32638 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
32639 (cgraph_analyze_function): break out from ...
32640 (cgraph_finalize_compilation_unit): ... here.
32641 (cgraph_expand_function): Remove forgoten commented out line.
32642 (cgraph_optimize): Analyze functions.
32644 2007-01-08 Jan Hubicka <jh@suse.cz>
32646 * tree-pas.h (TODO_remove_function): New flag.
32647 (TODO_update*): Renumber.
32648 (pass_ipa_increase_alignment,
32649 pass_ipa_function_and_variable_visibility): New passes.
32650 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
32651 (cgraph_function_and_variable_visibility): Move to ipa.c
32652 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
32653 cgraph_increase_alignment.
32654 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
32655 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
32656 calling tree-inline.
32657 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
32658 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
32659 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
32660 (gate_increase_alignment): New function.
32661 (pass_ipa_increase_alignment): New pass.
32662 * ipa.c: Inline tree-pass.h and timevar.h
32663 (function_and_variable_visibility): Move here from cgraphunit.c
32664 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
32665 * passes.c (init_optimization_passes): Add the two new passes.
32666 (execute_todo): Handle cgraph_remove_functions.
32668 2007-01-08 Nick Clifton <nickc@redhat.com>
32670 * config/frv/predicates.md (reg_or_0_operand): Accept
32673 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
32675 * config/bfin/rtems.h, config/bfin/t-rtems: New.
32676 * config.gcc: Add bfin*-rtems*.
32678 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
32680 * c.opt: Add -flax-vector-conversions.
32681 * c-typeck.c (convert_for_assignment): Pass flag to
32682 vector_types_convertible_p to allow emission of note.
32683 (digest_init): Likewise.
32684 * c-opts.c: Handle -flax-vector-conversions.
32685 * c-common.c (flag_lax_vector_conversions): New.
32686 (vector_types_convertible_p): Unless -flax-vector conversions
32687 has been passed, disallow conversions between vectors with
32688 differing numbers of subparts and/or element types. If such
32689 a conversion is disallowed, possibly emit a note on the first
32690 occasion only to inform the user of -flax-vector-conversions.
32691 The new last argument specifies this.
32692 * c-common.h (flag_lax_vector_conversions): New.
32693 (vector_types_convertible_p): Add extra argument.
32694 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
32695 char_type_node for V*QI type vectors.
32696 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
32697 Update to satisfy new typechecking rules.
32698 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
32699 C and C++ variants.
32700 * doc/invoke.texi (C Dialect Options): Document
32701 -flax-vector-conversions.
32703 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
32705 PR tree-optimization/29877
32706 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
32707 a register variable on the RHS to not be replaceable.
32709 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
32710 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
32711 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
32712 const_simm15, const_pow2, const_npow2): Added.
32713 * config/score/misc.md (insv, extv, extzv, movmemsi,
32714 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
32715 * config/score/score.c (score_address_cost, score_select_cc_mode):
32717 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
32718 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
32719 Update score_print_operand.
32720 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
32721 Adjust register allocate order and update some macro define.
32722 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
32723 mdx_block_move_straight, mdx_block_move_loop_head,
32724 mdx_block_move_loop_body, mdx_block_move_loop_foot,
32725 mdx_block_move_loop, mdx_block_move): Added.
32726 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
32727 mdp_limm): Updated and fix some bug and typo.
32728 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
32729 (movsf, movdf, doloop_end): Added.
32731 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
32733 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
32734 config/arm/thumb2.md: Fix comment typos.
32735 * doc/extend.texi: Fix a typo.
32737 2007-01-07 Eric Christopher <echristo@apple.com>
32739 * configure.ac: Check for __stack_chk_fail for darwin.
32740 * configure: Regenerate.
32742 2007-01-07 Richard Guenther <rguenther@suse.de>
32744 * tree-vrp.c (extract_range_from_assert): CSE calls to
32745 compare_values where possible.
32746 (extract_range_from_unary_expr): Likewise.
32748 2007-01-07 Anatoly Sokolov <aesok@post.ru>
32750 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
32751 * config/avr/avr.c (call_insn_operand): Delete function.
32752 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
32753 instead of register number. Use predicates.
32754 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
32755 call_insn_operand): Add.
32757 2007-01-06 Jan Hubicka <jh@suse.cz>
32759 * tree-pass.h (pass_build_cgraph_edges): Declare.
32760 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
32761 (visited_nodes): Remove.
32762 (cgraph_create_edges): Move to cgraphbuild.c; rename to
32763 build_cgrpah_edges; make visited_nodes local.
32764 (cgraph_process_new_functions): DO not call initialize_inline_failed.
32765 (record_references_in_initializer): Move to cgraphbuild.c
32766 (initialize_inline_failed, rebuild_cgraph_edges,
32767 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
32768 (verify_cgraph_node): Make visited_nodes local.
32769 (cgraph_analyze_function): Do not call cgraph_create_edges and
32770 initialize_inline_failed.
32771 (cgraph_expand_function): Do not call cgraph_lower_function;
32772 assert that function is already lowered.
32773 * Makefile.in (cgraphbuild.o): New.
32774 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
32775 at the end of lowering passes.
32777 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
32779 * ifcvt.c (cond_move_convert_if_block): New function, code
32780 factored out from...
32781 (cond_move_process_if_block): ...here. Call the new function
32782 on the THEN and ELSE blocks.
32783 (merge_if_block): Do not copy global_live_at_end, merge_blocks
32784 already takes care of this.
32786 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32789 * tree.h (TREE_OVERFLOW_P): New.
32790 * c-typeck.c (parser_build_unary_op): Warn only if result
32791 overflowed and operands did not.
32792 (parser_build_binary_op): Likewise.
32793 (convert_for_assignment): Remove redundant overflow_warning.
32794 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
32796 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32798 * c-typeck.c (store_init_value): Split over two lines to follow
32799 the GNU coding style.
32801 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
32803 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
32804 __GXX_EXPERIMENTAL_CXX0X__.
32805 * doc/cpp.texi: Same.
32807 2007-01-05 Richard Guenther <rguenther@suse.de>
32809 PR middle-end/27826
32810 * tree.c (get_narrower): Do not construct COMPONENT_REFs
32811 with mismatched types. Instead explicitly build a
32812 conversion NOP_EXPR.
32814 2007-01-05 Ian Lance Taylor <iant@google.com>
32816 * c-common.c (decl_with_nonnull_addr_p): New function.
32817 (c_common_truthvalue_conversion): Call it.
32818 * c-typeck.c (build_binary_op): Likewise.
32819 * c-common.h (decl_with_nonnull_addr_p): Declare.
32821 2007-01-05 Jakub Jelinek <jakub@redhat.com>
32824 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
32827 2007-01-05 Joel Brobecker <brobecker@adacore.com>
32829 * doc/install.texi (Final install): Document the fact that
32830 the GNAT runtime should not be stripped.
32832 2007-01-04 Jan Hubicka <jh@suse.cz>
32834 * tree-inline.c (fold_marked_statements): Update operand caches
32835 and EH after folding
32837 2007-01-04 Ian Lance Taylor <iant@google.com>
32839 * c-common.c (check_function_nonnull): Whitespace fix.
32841 2007-01-04 Jan Hubicka <jh@suse.cz>
32843 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
32844 comitted older version of patch.
32845 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
32846 function, celanup cfg and collect garbage.
32848 2007-01-04 Mike Stump <mrs@apple.com>
32850 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
32853 2007-01-04 Eric Christopher <echristo@apple.com>
32855 * libgcc2.c (__bswapsi2): Use SItype.
32856 (__bswapdi2): Use DItype.
32857 * libgcc2.h: Update for above.
32859 2007-01-04 Paul Brook <paul@codesourcery.com>
32861 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
32862 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
32863 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
32864 umulsidi3, umulsidi3adddi, smulsi3_highpart,
32865 umulsi3_highpart): Make conditional on !arm_arch6.
32866 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
32867 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
32868 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
32869 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
32870 umulsi3_highpart_v6): New insns.
32872 2007-01-04 Roger Sayle <roger@eyesopen.com>
32874 * fold-const.c (fold_convert): When casting an expression to void,
32875 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
32876 have a type. Instead of attempting to build a NOP_EXPR, return
32877 these "special" trees directly.
32879 2007-01-04 Joseph Myers <joseph@codesourcery.com>
32881 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
32882 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
32883 rs6000_cost->fp not 0 as adjustment for outer NEG.
32885 2007-01-04 Jan Hubicka <jh@suse.cz>
32887 * cgraph.c (cgraph_release_function_body): New function.
32888 (cgraph_remove_node): Use it.
32889 * cgraph.h (cgraph_release_function_body): Declare.
32890 * cgraphunit.c (cgraph_expand_function): Use it.
32891 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
32892 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
32893 is initialized and while compilation of other function is running.
32894 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
32895 statement CFG annotations from here to ...
32896 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
32898 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
32900 * cfgloop.h (enum li_flags): Make the constants powers of two.
32902 2007-01-04 Jan Hubicka <jh@suse.cz>
32904 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
32906 (fold_marked_statements): New function.
32907 (optimize_inline_calls, tree_function_versioning): Fold new statements.
32908 * tree-inline.h (copy_body_data): Add statements_to_fold.
32910 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
32912 * config.gcc: Mention libgcc/config.host.
32913 * Makefile.in: Update comments mentioning libgcc.
32914 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
32915 (all.cross, start.encap, rest.encap, rest.cross): Update
32916 dependencies for libgcc move.
32917 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
32918 (clean-target, clean-target-libgcc): Delete.
32919 (srcdirify, GCC_EXTRA_PARTS): New macros.
32920 (libgcc-support, libgcc.mvars): New rules.
32921 (distclean): Remove mention of mklibgcc.
32922 (install): Don't reference INSTALL_LIBGCC.
32923 (install-common): Don't reference EXTRA_PARTS.
32924 (install-libgcc, install-multilib): Delete rules.
32925 * mklibgcc.in: Delete file.
32926 * doc/configfiles.texi: Don't mention mklibgcc.
32928 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
32929 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
32930 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
32931 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
32932 (mklibgcc, ldblspecs): Likewise.
32934 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
32935 (posixpre.def): Use $(T).
32936 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
32937 (SHLIB_SRC, SHLIB_INSTALL): Delete.
32938 (SHLIB_LINK): Make dummy.
32939 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
32941 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
32943 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
32944 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
32945 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
32946 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
32948 * configure.ac (all_outputs): Remove mklibgcc.
32949 * configure: Regenerated.
32951 2007-01-03 Josh Conner <jconner@apple.com>
32953 PR middle-end/29683
32954 * calls.c (compute_argument_addresses): Set stack and stack_slot
32955 for partial args, too.
32956 (store_one_arg): Use locate.size.constant for the size when
32957 generating a save_area.
32959 2007-01-03 Robert Kennedy <jimbob@google.com>
32961 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
32962 whose definitions are deleted due to basic block merging.
32964 2007-01-03 Paul Brook <paul@codesourcery.com>
32967 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
32969 (use_return_insn): Return 0 for Thumb interrupt functions.
32970 (print_multi_reg): Add rfe argument for IRQ returns.
32971 (arm_output_epilogue): Pop interrupt return address directly into PC.
32972 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
32974 2007-01-03 Paul Brook <paul@codesourcery.com>
32976 Merge from sourcerygxx-4_1.
32977 * config/arm/thumb2.md: New file.
32978 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
32980 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
32981 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
32982 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
32983 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
32985 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
32986 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
32988 * config/arm/ieee754-sf.S: Ditto.
32989 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
32990 (thumb1_base_register_rtx_p): ... to this.
32991 (thumb_index_register_rtx_p): Rename...
32992 (thumb1_index_register_rtx_p): ... to this.
32993 (thumb_output_function_prologue): Rename...
32994 (thumb1_output_function_prologue): ... to this.
32995 (thumb_legitimate_address_p): Rename...
32996 (thumb1_legitimate_address_p): ... to this.
32997 (thumb_rtx_costs): Rename...
32998 (thumb1_rtx_costs): ... to this.
32999 (thumb_compute_save_reg_mask): Rename...
33000 (thumb1_compute_save_reg_mask): ... to this.
33001 (thumb_final_prescan_insn): Rename...
33002 (thumb1_final_prescan_insn): ... to this.
33003 (thumb_expand_epilogue): Rename...
33004 (thumb1_expand_epilogue): ... to this.
33005 (arm_unwind_emit_stm): Rename...
33006 (arm_unwind_emit_sequence): ... to this.
33007 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
33008 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
33009 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
33010 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
33011 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
33012 thumb2_output_casesi): New functions.
33013 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
33014 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
33015 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
33016 THUMB2_WORK_REGS): Define.
33017 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
33018 arm_condexec_mask, arm_condexec_masklen)): New variables.
33019 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
33020 (arm_override_options): Check new CPU capabilities.
33021 Set new architecture flag variables.
33022 (arm_isr_value): Handle v7m interrupt functions.
33023 (user_return_insn): Return 0 for v7m interrupt functions. Handle
33025 (const_ok_for_arm): Handle Thumb-2 constants.
33026 (arm_gen_constant): Ditto. Use movw when available.
33027 (arm_function_ok_for_sibcall): Return false for v7m interrupt
33029 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
33030 (thumb_find_work_register, arm_load_pic_register,
33031 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
33032 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
33033 print_multi_reg, output_mov_long_double_fpa_from_arm,
33034 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
33035 output_mov_double_fpa_from_arm, output_move_double,
33036 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
33037 output_return_instruction, arm_output_function_prologue,
33038 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
33039 arm_output_mi_thunk, thumb_set_return_address): Ditto.
33040 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
33041 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
33042 (arithmetic_instr, shift_op): Use arm_shift_nmem.
33043 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
33045 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
33046 (thumb_expand_prologue): Use thumb_set_frame_pointer.
33047 (arm_file_start): Output directive for unified syntax.
33048 (arm_unwind_emit_set): Handle stack alignment instruction.
33049 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
33050 Add v6t2, v7, v7a, v7r and v7m.
33051 (RETLDM): Add Thumb-2 code.
33052 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
33053 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
33054 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
33055 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
33056 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
33057 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
33058 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
33059 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
33060 ADJUST_INSN_LENGTH): Define.
33061 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
33062 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
33063 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
33064 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
33065 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
33066 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
33067 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
33068 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
33069 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
33070 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
33071 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
33072 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
33073 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
33074 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
33075 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
33076 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
33077 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
33079 * config/arm/arm-tune.md: Regenerate.
33080 * config/arm/arm-protos.h: Update prototypes.
33081 * config/arm/vfp.md: Enable patterns for Thumb-2.
33082 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
33083 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
33084 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
33085 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
33086 * config/arm/libunwind.S: Add Thumb-2 code.
33087 * config/arm/constraints.md: Update include Thumb-2.
33088 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
33089 * config/arm/ieee754-df.S: Ditto.
33090 * config/arm/bpabi.S: Ditto.
33091 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
33092 * config/arm/predicates.md (low_register_operand,
33093 low_reg_or_int_operand, thumb_16bit_operator): New.
33094 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
33095 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
33096 * config/arm/t-arm-elf: Add armv7 multilib.
33097 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
33099 (UNSPEC_STACK_ALIGN, ce_count): New.
33100 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
33101 arm_zero_extendsidi2, arm_zero_extendqidi2): New
33103 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
33104 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
33105 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
33106 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
33107 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
33108 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
33110 * doc/extend.texi: Document ARMv7-M interrupt functions.
33111 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
33113 2007-01-03 Jakub Jelinek <jakub@redhat.com>
33115 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
33116 (struct _Unwind_Context): Rename args_size to flags, remove
33117 signal_frame field, add a new args_size field and version field.
33118 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
33119 _Unwind_IsExtendedContext): New inline functions.
33120 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
33121 Assume by_value array is only present if _Unwind_IsExtendedContext.
33122 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
33123 _Unwind_IsSignalFrame.
33124 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
33125 (uw_update_context_1): Use _Unwind_SetSignalFrame.
33126 (uw_init_context_1): Initialize context->flags to
33127 EXTENDED_CONTEXT_BIT.
33128 * config/rs6000/linux-unwind.h (frob_update_context): Use
33129 _Unwind_SetSignalFrame.
33131 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
33133 PR middle-end/30353
33134 * gimplify.c (gimplify_modify_expr_complex_part): Move below
33135 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
33138 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
33140 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
33141 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
33142 RET, AT_SP): Remove.
33143 * config/i386/i386.md (*sse_prologue_save_insn): Use return
33146 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
33147 * cfgbuild.c (find_basic_blocks): Likewise.
33148 * cfgrtl.c (rtl_create_basic_block): Likewise.
33149 * function.c (temp_slots_at_level): Likewise.
33150 * reg-stack.c (stack_regs_mentioned): Likewise.
33151 * regclass.c (allocate_reg_info): Likewise.
33152 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
33153 set_bb_for_stmt, move_block_to_fn): Likewise.
33154 * tree-complex.c (tree_lower_complex): Likewise.
33155 * vec.h (VEC_safe_grow_cleared): New.
33157 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
33159 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
33161 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
33162 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
33164 * cfgloopmanip.c (scale_loop_frequencies): Export.
33165 (loopify): Scale the frequencies by prescribed coefficients.
33166 (set_zero_probability): New function.
33167 (duplicate_loop_to_header_edge): Improve updating of frequencies.
33168 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
33169 and frequencies according to arguments.
33170 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
33172 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
33173 * modulo-sched.c (sms_schedule): Set probabilities for entering
33174 versioned loop correctly.
33175 * tree-vect-transform.c (vect_transform_loop): Ditto.
33176 * cfgloop.h (loopify, loop_version): Declaration changed.
33177 (scale_loop_frequencies): Declared.
33179 2007-01-02 Jan Hubicka <jh@suse.cz>
33181 * cgraph.c: Include tree-flow.h
33182 (cgraph_add_new-function): Handle IPA_SSA mode; execute
33183 early_local_passes.
33184 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
33185 * tree-pass.h (pass_all_early_optimizations): Declare.
33186 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
33187 early_local_passes.
33188 (cgraph_analyze_function): Do early_local_passes.
33189 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
33190 Do not add referenced vars.
33191 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
33193 (gate_all_early_local_passes): New gate.
33194 (pass_early_local_passes): Use new gate.
33195 (execute_early_local_optimizations): New functions.
33196 (gate_all_early_optimizations): New gate.
33197 (pass_all_early_optimizations): New pass.
33198 (execute_free_datastructures): Free SSA only when initialized.
33199 (gate_init_datastructures): Init only when optimizing.
33200 (tree_lowering_passes): Do early local passes when called late.
33201 * tree-profile.c (do_tree_profiling): Don't profile functions added
33203 (do_early_tree_profiling, pass_early_tree_profile): Kill.
33204 * tree-cfg.c (update_modified_stmts): Do not update when operands are
33206 * passes.c (init_optimizations_passes): Reorder so we go into SSA
33207 during early_local_passes.
33208 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
33211 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
33213 * Makefile.in: Update copyright year.
33215 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
33217 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
33218 in $(lang_checks) and check-consistency targets.
33220 2007-01-02 Jan Hubicka <jh@suse.cz>
33222 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
33223 Do not add referenced vars.
33224 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
33226 * passes.c (init_optimization_passes): Put mudflap_2 after
33227 free_datastructures.
33229 2007-01-02 Jan Hubicka <jh@suse.cz>
33231 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
33232 Set NOTHROW flag on call statements proved to be nothrow.
33233 Update statement of local calls so new pure/const functions are
33234 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
33236 (tree_rest_of_compilation): Register hooks and initialize bitmap
33237 early. Do not set after_inlining flag.
33239 2007-01-02 Steve Ellcey <sje@cup.hp.com>
33241 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
33242 HOST_BITS_PER_LONGLONG
33244 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33247 * c-typeck.c (store_init_value): Don't emit pedantic overflow
33248 warning for non-static initializers.
33250 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
33252 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
33253 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
33254 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
33255 Always use set_unique_reg_note to add REG_EQUAL notes.
33257 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
33260 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
33262 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
33263 * cfgbuild.c (find_basic_blocks): Likewise.
33264 * cfgrtl.c (rtl_create_basic_block): Likewise.
33265 * function.c (temp_slots_at_level): Likewise.
33266 * reg-stack.c (stack_regs_mentioned): Likewise.
33267 * regclass.c (allocate_reg_info): Likewise.
33268 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
33269 set_bb_for_stmt, move_block_to_fn): Likewise.
33270 * tree-complex.c (tree_lower_complex): Likewise.
33271 * vec.h (VEC_safe_grow_cleared): New.
33273 2007-01-02 Ian Lance Taylor <iant@google.com>
33275 * c-common.c (c_common_truthvalue_conversion): When warning about
33276 using an assignment as a truth value, set TREE_NO_WARNING.
33278 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33281 * c.opt (Wold-style-declaration): New.
33282 * doc/invoke.texi (C-only Warning Options): New.
33283 (Wold-style-declaration): Document it.
33284 (Wextra): Enabled by -Wextra.
33285 * c-opts.c (c_common_post_options): Enabled by -Wextra.
33286 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
33287 -Wold-style-declaration.
33289 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
33291 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
33292 * cfgbuild.c (find_basic_blocks): Likewise.
33293 * cfgrtl.c (rtl_create_basic_block): Likewise.
33294 * function.c (temp_slots_at_level): Likewise.
33295 * reg-stack.c (stack_regs_mentioned): Likewise.
33296 * regclass.c (allocate_reg_info): Likewise.
33297 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
33298 set_bb_for_stmt, move_block_to_fn): Likewise.
33299 * tree-complex.c (tree_lower_complex): Likewise.
33300 * vec.h (VEC_safe_grow_cleared): New.
33302 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
33304 * c-common.c (c_common_nodes_and_builtins): Since variants of
33305 void_type_node get built before it is given a name, we need to
33306 give those variants the name, too.
33307 (complete_array_type): We need to work with the canonical main
33308 type of the array, from which we will build the qualified version.
33309 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
33310 * print-tree.c (print_node): Display canonical type information
33312 * stor-layout.c (layout_type): When we don't know the
33313 alignment of a type for which we're building an array, we end up
33314 guessing wrong, so make the type require structural equality.
33315 * tree.c (make_node_stat): When we build a new type, it is its
33316 own canonical type.
33317 (build_type_attribute_qual_variant): When building an attribute
33318 variant, its canonical type is the non-attribute variant. However,
33319 if the attributes are target-dependent and they differ, we need to
33320 use structural equality checks for this type.
33321 (build_qualified_type): A qualified type is not equivalent to its
33322 unqualified variant; set the canonical type appropriately.
33323 (build_distinct_type_copy): When building a distinct type from
33324 another type, the new type is its own canonical type.
33325 (build_variant_type_copy): When building a new type variant, we
33326 assume that it is equivalent to the original type.
33327 (build_pointer_type_for_mode): When building a pointer type, also
33328 build a canonical type pointer.
33329 (build_reference_type_for_mode): When building a reference type,
33330 also build a canonical type reference.
33331 (build_index_type): When we can't hash an index type (e.g.,
33332 because its maximum value is negative), the index type requires
33333 structural equality tests.
33334 (build_array_type): Build the canonical form of an array type.
33335 (build_function_type): Function types require structural equality,
33336 because they contain default arguments, attributes, etc.
33337 (build_method_type_directly): Ditto for method types.
33338 (build_offset_type): Build the canonical offset type.
33339 (build_complex_type): Build the canonical vector type.
33340 (make_vector_type): Build the canonical vector type.
33341 * tree.h (TYPE_CANONICAL): New.
33342 (TYPE_STRUCTURAL_EQUALITY_P): New.
33343 (SET_TYPE_STRUCTURAL_EQUALITY): New.
33344 (struct tree_type): Added "canonical" field.
33345 * params.h (VERIFY_CANONICAL_TYPES): New.
33346 * doc/c-tree.texi (TYPE_CANONICAL): Document.
33347 (TYPE_STRUCTURAL_EQUALITY_P): Document.
33348 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
33349 * doc/invoke.texi (verify-canonical-types): Document --param
33350 parameter for verifying canonical types.
33352 2007-01-02 Joseph Myers <joseph@codesourcery.com>
33354 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
33355 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
33356 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
33357 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
33359 * config/rs6000/e500.h: New.
33360 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
33361 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
33363 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
33364 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
33365 TARGET_E500_DOUBLE): Remove.
33366 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
33367 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
33368 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
33369 * config/rs6000/rs6000.c (rs6000_override_options): Use
33370 CHECK_E500_OPTIONS.
33372 2007-01-02 Joseph Myers <joseph@codesourcery.com>
33374 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
33375 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
33376 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
33377 rs6000_emit_cmove): Don't check TARGET_E500.
33378 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
33379 sordered): Don't check TARGET_E500.
33381 2007-01-01 Eric Christopher <echristo@apple.com>
33383 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
33384 HARD_REGISTER_NUM_P.
33386 2007-01-01 Roger Sayle <roger@eyesopen.com>
33388 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
33389 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
33390 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
33393 2007-01-01 Mike Stump <mrs@apple.com>
33395 * configure.ac: Remove support for building with Apple's gcc-3.1.
33397 2007-01-02 Joseph Myers <joseph@codesourcery.com>
33399 PR middle-end/30311
33400 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
33401 REG is a hard register. Do not modify REG before calling
33403 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
33404 multiple of the size of YMODE for certain lowpart cases.
33406 2007-01-01 Andrew Pinski <pinskia@gmail.com>
33408 PR middle-end/30253
33409 * gimplify (voidify_wrapper_expr): Update for
33410 GIMPLE_MODIFY_STMT.
33412 2007-01-01 Andreas Schwab <schwab@suse.de>
33415 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
33416 save of BR0 in extra_spill_size instead of spill_size.
33417 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
33419 (ia64_expand_epilogue): Restore BR0 from its new location.
33421 2007-01-01 Andrew Pinski <pinskia@gmail.com>
33423 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
33424 Use a temporary variable if the left hand side is not a gimple
33427 2007-01-01 Andrew Pinski <pinskia@gmail.com>
33429 * gimplify.c (gimplify_return_expr): Make the temporary variable
33430 for the return expression, a gimple register variable.
33432 2007-01-01 Jan Hubicka <jh@suse.cz>
33434 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
33437 2007-01-01 Mike Stump <mrs@apple.com>
33439 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
33441 * config/darwin.c (machopic_select_rtx_section): Use
33442 HAVE_GAS_LITERAL16.
33443 (darwin_mergeable_constant_section): Likewise.
33444 * configure: Regenerate.
33445 * config.in: Regenerate.
33447 2007-01-01 Jan Hubicka <jh@suse.cz>
33448 Andrew Pinski <pinskia@gmail.com>
33450 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
33451 before starting IPA passes.