1 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
3 * configure.ac: use ` ` instead of $()
4 * configure: Regenerate.
6 2009-05-05 Ben Elliston <bje@au.ibm.com>
8 * config/pa/linux-atomic.c: Eliminate conditional include of
9 errno.h on non-LP64 systems to simplify build requirements.
11 2009-05-04 Joseph Myers <joseph@codesourcery.com>
13 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
15 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
16 and pass value to identifier_to_locale.
17 (warn_variable_length_array): Make name a tree.
18 (grokdeclarator): Separate diagnostic texts for named and unnamed
19 declarators. Use %qE for named declarators.
20 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
22 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
23 identifiers in diagnostics.
24 * c-typeck.c (push_member_name, start_init): Pass identifiers to
25 identifier_to_locale. Mark "anonymous" strings for translation.
27 2009-05-04 Michael Eager <eager@eagercon.com>
29 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
30 address for DImode/DFmode only if double-precision FP regs.
32 2009-05-04 Michael Eager <eager@eagercon.com>
34 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
35 TARGET_SINGLE_FLOAT check.
37 2009-05-04 Michael Eager <eager@eagercon.com>
39 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
41 2009-05-04 Michael Eager <eager@eagercon.com>
43 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
44 * config/rs6000/t-xilinx: New
46 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
48 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
49 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
50 * gcc/explow.c (memory_address): Use target hook.
51 * gcc/targhooks.c (default_legitimize_address): New.
52 * gcc/targhooks.h (default_legitimize_address): New.
53 * gcc/target.h (legitimize_address): New.
54 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
55 (TARGET_INITIALIZER): Include it.
56 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
58 * config/bfin/bfin-protos.h (legitimize_address): Remove.
59 * config/bfin/bfin.c (legitimize_address): Remove.
60 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
61 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address): Remove.
62 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
63 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
65 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
66 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
67 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
68 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
69 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
70 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
71 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
72 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
73 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
74 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
75 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
76 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
77 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
78 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
79 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
80 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
81 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
82 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
83 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
84 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
85 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
86 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
87 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
89 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
90 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
91 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
92 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
93 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
94 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
95 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
96 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
97 (thumb_legitimize_address): Delete.
98 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
99 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
100 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
101 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
102 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
103 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address): Delete.
104 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address): Delete.
106 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
107 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
108 * config/m32r/m32r.c (m32r_legitimize_address): New.
109 * config/m68k/m68k.c (m68k_legitimize_address): New.
110 * config/score/score.c (score_legitimize_address): Standardize.
111 * config/score/score3.c (score3_legitimize_address): Standardize.
112 * config/score/score3.h (score3_legitimize_address): Adjust.
113 * config/score/score7.c (score7_legitimize_address): Standardize.
114 * config/score/score7.h (score7_legitimize_address): Adjust.
115 * config/sh/sh.c (sh_legitimize_address): New.
116 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
118 * gcc/config/s390/s390.c (legitimize_address): Rename to...
119 (s390_legitimize_address): ... this.
120 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
121 (sparc_legitimize_address): ... this.
122 * gcc/config/i386/i386.c (legitimize_address): Rename to...
123 (ix86_legitimize_address): ... this.
124 * gcc/config/avr/avr.c (legitimize_address): Rename to...
125 (avr_legitimize_address): ... this.
126 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
127 (mn10300_legitimize_address): ... this.
128 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
129 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
130 (alpha_expand_mov): Adjust call.
132 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
133 * config/spu/spu.c (spu_legitimize_address): Likewise.
134 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
135 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
137 2009-05-04 Joseph Myers <joseph@codesourcery.com>
139 * intl.c (locale_encoding, locale_utf8): New.
140 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
141 * intl.h (locale_encoding, locale_utf8): Declare.
142 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
143 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
145 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
147 (pp_tree_identifier): Define to call pp_base_tree_identifier.
148 (pp_base_tree_identifier): Declare as function.
149 (identifier_to_locale): Declare.
150 * Makefile.in (pretty-print.o): Update dependencies.
151 * varasm.c (finish_aliases_1): Use %qE for identifiers in
154 2009-05-04 Richard Guenther <rguenther@suse.de>
157 * builtins.c (fold_builtin_memory_op): Do not decay to element
158 type if the size matches the whole array.
160 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
162 * expmed.c (synth_mult): When trying out a shift, pass the result
165 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
167 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
168 (shiftsub1_cost): New.
169 (init_expmed): Compute shiftsub1_cost.
170 (synth_mult): Optimize multiplications by constants of the form
171 -(2^^m-1) for some constant positive integer m.
173 2009-05-03 Richard Guenther <rguenther@suse.de>
176 * c-typeck.c (array_to_pointer_conversion): Do not built
177 ADDR_EXPRs of arrays of pointer-to-element type.
178 * c-gimplify.c (c_gimplify_expr): Revert change fixing
179 up wrong ADDR_EXPRs after-the-fact.
180 * c-common.c (strict_aliasing_warning): Strip pointer
181 conversions for obtaining the original type.
182 * builtins.c (fold_builtin_memset): Handle array types.
183 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
186 2009-05-03 Richard Guenther <rguenther@suse.de>
189 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
190 Do not lose casts from array types with unknown extent to array
191 types with known extent.
192 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
193 alias set compatibility.
195 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
197 * flags.h (extra_warnings): Delete.
198 * toplev.c (process_options): Handle Wuninitialized here.
199 * opts.c (extra_warnings): Delete.
200 (set_Wextra): Delete.
201 (common_handle_option): -Wextra can be handled automatically.
202 * c-opts.c (c_common_handle_option): Delete obsolete code.
203 (c_common_post_options): Simplify comment.
204 * common.opt (W): Add Var.
206 (Wuninitialized): Initialize to -1.
208 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
209 Richard Guenther <rguenther@suse.de>
211 * expr.c (get_def_for_expr): New function.
212 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
213 SSA rather than trees.
214 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
215 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
217 2009-05-03 Joseph Myers <joseph@codesourcery.com>
219 * c-common.c (reswords): Add _Imaginary.
220 * c-common.c (enum rid): Add RID_IMAGINARY.
222 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
224 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
225 Patch by Richard Guenther.
227 2009-05-03 Anatoly Sokolov <aesok@post.ru>
229 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
230 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
231 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
232 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
233 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
234 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
235 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
236 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
237 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
238 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
239 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
240 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
241 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
242 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
243 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
244 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
245 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
246 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
248 2009-05-02 Richard Guenther <rguenther@suse.de>
250 PR tree-optimization/39940
251 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
254 2009-05-02 Richard Guenther <rguenther@suse.de>
257 * tree-ssa.c (execute_update_addresses_taken): Properly check
258 if we can mark a variable DECL_GIMPLE_REG_P.
259 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
260 back to the end of the function.
261 (is_gimple_reg_type): Remove complex type special casing.
262 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
265 2009-05-02 Ben Elliston <bje@au.ibm.com>
267 * doc/collect2.texi (Collect2): Document search path behaviour
268 when configured with --with-ld.
270 2009-05-02 Jan Hubicka <jh@suse.cz>
272 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
273 parameter; update callers.
274 (coalesce_cost_edge): EH edges are costier because they needs splitting
275 even if not critical and even more costier when there are multiple
278 2009-05-02 Jan Hubicka <jh@suse.cz>
280 * except.c (remove_eh_handler_and_replace): Handle updating after
283 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
285 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
287 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
289 * varasm.c: Do not include c-pragma.h.
290 * attribs.c: Do not incude c-common.h.
292 2009-05-01 Michael Matz <matz@suse.de>
294 * calls.c (initialize_argument_information): Handle SSA names like
295 decls with a non MEM_P DECL_RTL.
297 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
299 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
300 * ipa-utils.c: Likewise.
301 * ipa-type-escape.c: Likewise.
302 * cgraphunit.c Do not include c-common.h.
303 * ipa-pure-const.c: Likewise.
304 * tree-if-conv.c: Likewise.
305 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
306 * ipa-struct-reorg.c: Likewise.
307 * tree-nomudflap.c: Likewise.
308 * tree-ssa-structalias.c: Likewise.
310 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
312 * store-motion.c: Many cleanups to make this pass a first-class
313 citizen instead of an appendix to gcse load motion. Add TODO list
314 to make this pass faster/cleaner/better.
316 (struct ls_expr): Post gcse.c-split cleanups.
317 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
318 "stores" field to "avail_stores".
319 (pre_ldst_mems): Rename to store_motion_mems.
320 (pre_ldst_table): Rename to store_motion_mems_table.
321 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
322 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
323 (ldst_entry): Rename to st_expr_entry, update users.
324 (free_ldst_entry): Rename to free_st_expr_entry, update users.
325 (free_ldst_mems): Rename to free_store_motion_mems, update users.
326 (enumerate_ldsts): Rename to enumerate_store_motion_mems, update caller.
327 (first_ls_expr): Rename to first_st_expr, update users.
328 (next_ls_expr): Rename to next_st_expr, update users.
329 (print_ldst_list): Rename to print_store_motion_mems. Print names of
330 fields properly for store motion instead of names inherited from load
332 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
333 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
336 (ae_kill): Rename to st_kill, update users.
337 (ae_gen): Rename to st_avloc, update users.
338 (transp): Rename to st_transp, update users.
339 (pre_insert_map): Rename to st_insert_map, update users.
340 (pre_delete_map): Rename to st_delete_map, update users.
341 (insert_store, build_store_vectors, free_store_memory,
342 one_store_motion_pass): Update for abovementioned changes.
344 (gcse_subst_count, gcse_create_count): Remove.
345 (one_store_motion_pass): New statistics counters "n_stores_deleted"
346 and "n_stores_created", local variables.
348 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
351 (regvec, compute_store_table_current_insn): Remove.
352 (reg_set_info, reg_clear_last_set): Remove.
353 (compute_store_table): Use DF caches instead of local dataflow
356 2009-05-01 Joseph Myers <joseph@codesourcery.com>
358 * c-objc-common.c (c_tree_printer): Print identifiers with
359 pp_identifier, not pp_string. Mark "({anonymous})" for
361 * c-pretty-print.c (pp_c_ws_string): New.
362 (pp_c_cv_qualifier, pp_c_type_specifier,
363 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
364 pp_c_storage_class_specifier, pp_c_function_specifier,
365 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
366 pp_c_primary_expression, pp_c_postfix_expression,
367 pp_c_unary_expression, pp_c_shift_expression,
368 pp_c_relational_expression, pp_c_equality_expression,
369 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
370 use pp_string and pp_c_ws_string in place of pp_identifier and
371 pp_c_identifier for non-identifiers. Mark English strings for
373 * c-pretty-print.h (pp_c_ws_string): Declare.
375 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
376 Roland McGrath <roland@redhat.com>
378 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id
380 (ENABLE_LD_BUILDID): New configuration option.
381 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
382 (LINK_BUILDID_SPEC): New macro.
383 (init_spec): If defined, prepend it between LINK_EH_SPEC and
385 * doc/install.texi: Document --enable-linker-build-id option.
386 * configure: Rebuild.
387 * config.in: Rebuild.
389 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
391 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
392 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
393 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
394 MIPS_GP_SAVE_AREA_SIZE.
395 * config/mips/mips.c (struct mips_frame_info): Update comment
396 before arg_pointer_offset and hard_frame_pointer_offset.
397 (mips_compute_frame_info): Update diagram before function: to
398 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
399 indicate the position of frame_pointer_rtx with -fstack-protector and
400 to show args_size. Don't allocate cprestore area for leaf functions
401 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
403 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
405 2009-04-30 Michael Matz <matz@suse.de>
407 PR tree-optimization/39955
408 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
410 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
412 * ira.c (setup_cover_and_important_classes): Use safe macro
413 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
415 * genpreds.c (write_tm_preds_h): Output suitable definition of
416 REG_CLASS_FOR_CONSTRAINT.
418 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
420 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
422 * bitmap.c (bitmap_descriptor): Likewise.
423 * ggc-common.c (loc_descriptor): Likewise.
424 * varray.c (varray_descriptor): Likewise.
425 * vec.c (vec_descriptor): Likewise.
427 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
429 * Makefile.in (dce.o): Add $(EXCEPT_H).
430 * dce.c: Include except.h and delete redundant vector definitions.
431 (deletable_insn_p): Return false for non-call insns that can throw
434 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
436 * gcse.c (ae_gen): Remove.
437 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
438 and make non-static function to make it available in store-motion.c.
439 Update call sites with search-and-replace.
440 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
441 extract_mentioned_regs, extract_mentioned_regs_helper,
442 find_moveable_store, compute_store_table, load_kills_store, find_loads,
443 store_killed_in_insn, store_killed_after, store_killed_before,
444 build_store_vectors, insert_insn_start_basic_block, insert-store,
445 remove_reachable_equiv_notes, replace_store_insn, delete_store,
446 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
447 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
448 * store-motion.c: ...new file. Also copy data structures from gcse.c
449 and clean up to remove parts not used by store motion.
450 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
451 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
453 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
456 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
457 when optimizing for size.
459 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
461 * gcse.c (gcse_constant_p): Fix typo in last change.
463 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
465 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
467 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
469 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
471 2009-04-29 James E. Wilson <wilson@codesourcery.com>
473 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
474 CONST_HIGH_PART result.
476 2009-04-29 Anatoly Sokolov <aesok@post.ru>
478 * config/avr/avr.c (initial_elimination_offset): Rename to
479 avr_initial_elimination_offset.
480 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
481 change return type to bool.
482 (avr_can_eliminate): New function.
483 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
484 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
485 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
486 * config/avr/avr-protos.h (initial_elimination_offset) : Rename to
487 avr_initial_elimination_offset.
488 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
489 (avr_initial_elimination_offset): Define.
491 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
492 Steven Bosscher <steven@gcc.gnu.org>
494 PR rtl-optimization/39938
495 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
496 * cfgrtl.c: Include insn-attr.h.
497 (rest_of_pass_free_cfg): New function.
498 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
499 * resource.c (init_resource_info): Remove call to df_analyze.
501 2009-04-29 Richard Guenther <rguenther@suse.de>
504 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
505 allow conversion to signed integers.
507 2009-04-29 Richard Guenther <rguenther@suse.de>
509 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
510 shifts of floating point vectors if the shift amount is
511 a constant multiple of the element size.
513 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
514 Michael Matz <matz@suse.de>
518 * tree-outof-ssa.c (emit_partition_copy): New function.
519 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
520 insert_part_to_rtx_on_edge): Perform the partition base var
521 copy using emit_partition_copy.
522 (insert_value_copy_on_edge): Convert constants to the right mode.
523 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
524 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
526 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
528 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
529 scan backwards to try to find a constant to initialize it.
531 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
532 insn before the loop_end instruction, don't look past labels.
534 2009-04-29 Richard Guenther <rguenther@suse.de>
537 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
538 loose type conversions.
539 (forward_propagate_addr_expr): Fix tuplification bug. Remove
540 stmts only if there are no uses of its definition.
542 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
544 * config/bfin/bfin.h (splitting_loops): Declare.
545 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
546 Reorder bit definitions to be ascending.
547 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
548 * config/bfin/bfin.c (splitting_loops): New variable.
549 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
550 (struct loop_info): Remove members INIT and LOOP_INIT.
551 (bfin_optimize_loop): Don't set them. Reorder the code that generates
552 the LSETUP sequence. Allow LC to be loaded from any register, but also
553 add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
554 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
556 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
559 * config/bfin/bfin.md (movsi_insn): Refine constraints.
561 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
563 * Makefile.in (PLUGIN_VERSION_H): New.
564 (OBJS-common): Remove plugin-version.o.
565 (plugin.o): Depend on (PLUGIN_VERSION_H).
566 (plugin-version.o): Remove.
567 * configure: Regenerate
568 * configure.ac: Create plugin-version.h.
569 * gcc-plugin.h (plugin_gcc_version): Remove.
570 (plugin_default_version_check): Change signature.
571 * plugin-version.c: Remove.
572 * plugin.c: Include plugin-version.h.
573 (str_plugin_gcc_version_name): Remove.
574 (try_init_one_plugin): Pass gcc version to plugin_init.
575 (plugin_default_version_check): Both gcc and plugin versions are now
578 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
580 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
581 problematic last insns. Test for TYPE_CALL rather than CALL_P.
582 Remove special case testing for last insn of inner loops. Don't fail if
583 the loop ends with a jump, emit an extra nop instead.
585 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
586 DREGS rather than comparing directly. Remove code that tries to
587 account for latencies.
589 2009-04-29 Richard Guenther <rguenther@suse.de>
591 PR tree-optimization/39941
592 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
593 eliminating an indirect call.
595 2009-04-29 Richard Guenther <rguenther@suse.de>
597 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
598 parameter. Allow invariants as base if !require_lvalue.
599 (verify_gimple_assign_single): Adjust.
601 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
603 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
604 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
605 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3, ssubhi3,
606 ssaddhi3_parts and sssubhi3_parts.
607 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
609 * config/bfin/bfin.c (bfin_expand_builtin, case BFIN_BUILTIN_CPLX_SQU):
612 2009-04-28 Richard Guenther <rguenther@suse.de>
614 * tree-vect-loop.c (get_initial_def_for_induction): Use
615 correct types for pointer increment.
617 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
619 * toplev.c (print_version): Update GMP version string calculation.
621 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
623 PR rtl-optimization/39938
624 * resource.c (init_resource_info): Add call to df_analyze.
626 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
628 * config/alpha/alpha.md (usegp): Cast the result of
629 alpha_find_lo_sum_using_gp to enum attr_usegp.
630 * config/alpha/alpha.c (override_options): Remove end-of-structure
631 marker element from cpu_table. Use array size of cpu_table to handle
632 -mcpu and -mtune options.
633 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
635 2009-04-28 Joseph Myers <joseph@codesourcery.com>
637 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
638 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
640 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
642 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
643 * config/rs6000/option-defaults.h: ... here. New file.
644 (OPT_64, OPT_32): Define.
645 (MASK_64BIT): Define to 0 if not already defined.
646 (OPT_ARCH64, OPT_ARCH32): Define.
647 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
650 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
652 * config/arm/arm.c (arm_override_options): Emit error on using
655 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
657 PR rtl-optimization/39914
658 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
659 registers for allocnos created from user-defined variables only
662 2009-04-28 Richard Guenther <rguenther@suse.de>
665 * fold-const.c (fold_binary): Use distribute_real_division only
668 2009-04-28 Steve Ellcey <sje@cup.hp.com>
670 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
671 add hpux-stdint.h to tm_file.
672 (hppa[12]*-*-hpux11*): Ditto.
673 (ia64*-*-hpux*): Ditto.
674 * config/hpux-stdint.h: New.
675 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
676 __STDC_EXT__ for all compiles.
677 * config/pa/pa-hpux.h: Ditto.
678 * config/pa/pa-hpux10.h: Ditto.
679 * config/pa/pa-hpux11.h: Ditto.
681 2009-04-28 Catherine Moore <clm@codesourcery.com>
683 * debug.h (set_name): Add comment.
685 2009-04-28 Andrew Pinski <pinskia@gmail.com>
688 * config/darwin.c (machopic_gen_offset): Check
689 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
690 * config/arm/arm.c (require_pic_register): Likewise.
692 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
694 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
695 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
696 m32c_promote_prototypes): Delete.
698 2009-04-28 Michael Matz <matz@suse.de>
701 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
704 2009-04-28 Richard Guenther <rguenther@suse.de>
706 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
708 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
710 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
711 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
712 * config/arm/arm-tune.md: Regenerate.
714 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
716 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
717 block if there are complex incoming edges.
718 (sel_merge_blocks): Remove useless assert.
719 (sel_redirect_edge_and_branch): Check that edge was redirected.
720 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
721 (sel_find_rgns): Delete declaration.
722 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
723 the region when it is not a preheader.
725 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
728 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
730 2009-04-28 Richard Guenther <rguenther@suse.de>
732 * tree.h (SSA_NAME_VALUE): Remove.
733 (struct tree_ssa_name): Remove value_handle member.
734 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
735 array for jump threading.
736 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
738 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
739 * tree-flow.h (threadedge_initialize_values): Declare.
740 (threadedge_finalize_values): Likewise.
741 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
742 (SSA_NAME_VALUE): Define.
743 (threadedge_initialize_values): New function.
744 (threadedge_finalize_values): Likewise.
745 * tree-ssa-dom.c (ssa_name_values): New global variable.
746 (SSA_NAME_VALUE): Define.
747 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
749 2009-04-28 Ira Rosen <irar@il.ibm.com>
751 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
752 Use REPORT_VECTORIZED_LOCATIONS instead
753 REPORT_VECTORIZED_LOOPS.
754 * tree-vectorizer.c (vect_verbosity_level): Make static.
755 (vect_loop_location): Rename to vect_location.
756 (vect_set_verbosity_level): Update comment.
757 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
759 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
760 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
761 instead REPORT_UNVECTORIZED_LOOPS.
762 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def and
763 vect_loop_def to vect_external_def and vect_internal_def.
764 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
765 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
766 REPORT_UNVECTORIZED_LOCATIONS.
767 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
768 and vect_used_in_loop and to vect_unused_in_scope and
770 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
771 (vect_verbosity_level): Remove declaration.
772 (vect_analyze_operations): Likewise.
773 (vect_analyze_stmt): Declare.
774 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
775 REPORT_UNVECTORIZED_LOCATIONS.
776 (vect_get_loop_niters): Fix indentation.
777 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
778 (vect_analyze_loop_operations): New function.
779 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
780 vect_analyze_operations.
781 (vect_is_simple_reduction): Use new names.
782 (vectorizable_live_operation, vect_transform_loop): Likewise.
783 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value to
784 specify whether the data references can be a part of interleaving chain.
785 (vect_analyze_data_ref_dependence): Use new names.
786 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
787 (vect_create_addr_base_for_vector_ref): Remove redundant code.
788 * tree-vect-patterns.c (widened_name_p): Use new names.
789 (vect_recog_dot_prod_pattern): Likewise.
790 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
791 (process_use, vect_mark_stmts_to_be_vectorized,
792 vect_model_simple_cost, vect_model_store_cost,
793 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
794 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
795 vectorizable_operation, vectorizable_type_demotion,
796 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
797 vectorizable_condition): Likewise.
798 (vect_analyze_operations): Split into vect_analyze_loop_operations
800 (vect_analyze_stmt): ... new function.
801 (new_stmt_vec_info): Use new names.
802 (vect_is_simple_use): Use new names and fix comment.
803 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
804 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
806 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
809 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
810 and integer modes for x87 operands. Do not ICE for unsupported size,
811 generate error instead. Generate error for unsupported operand types.
812 ['z']: Do not handle HImode memory operands specially. Warning
813 for floating-point operands. Fallthru to 'Z' for unsupported operand
814 types. Do not ICE for unsupported size, generate error instead.
815 (output_387_binary_op): Use %Z to output operands.
816 (output_fp_compare): Ditto.
817 (output_387_reg_move): Ditto.
819 2009-04-28 Ben Elliston <bje@au.ibm.com>
824 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
826 * builtins.c (c_strlen): Do not warn here.
827 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
828 * c-common.c (pointer_int_sum): Take an explicit location.
829 Warn about offsets out of bounds.
830 * c-common.h (pointer_int_sum): Adjust declaration.
832 2009-04-27 Ian Lance Taylor <iant@google.com>
834 * collect2.c (is_ctor_dtor): Change type of ret field in struct
836 * dce.c (run_fast_df_dce): Change type of old_flags to int.
837 * df-core.c (df_set_flags): Change return type to int. Change
838 type of old_flags to int.
839 (df_clear_flags): Likewise.
840 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
841 (df_get_conditional_uses): Likewise.
842 * df.h (df_set_flags, df_clear_flags): Update declarations.
843 * dwarf2out.c (struct indirect_string_node): Change type of form
844 field to enum dwarf_form.
845 (AT_string_form): Change return type to enum dwarf_form.
846 * fixed-value.c (fixed_compare): Add cast to enum type.
847 * fwprop.c (update_df): Change 0 to VOIDmode.
848 * gensupport.c: Change 0 to UNKNOWN.
849 * gimple.h (gimple_cond_code): Add cast to enum type.
850 * haifa-sched.c (reemit_notes): Add cast to enum type.
851 * hooks.c (hook_int_void_no_regs): Remove function.
852 * hooks.h (hook_int_void_no_regs): Remove declaration.
853 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
854 * predict.c (combine_predictions_for_insn): Add casts to enum type.
855 * real.c (real_arithmetic): Add cast to enum type.
856 (real_compare): Likewise.
857 * target.h (struct gcc_target): Change return type of
858 branch_target_register_class to enum reg_class.
859 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
860 default_branch_target_register_class.
861 * targhooks.c (default_branch_target_register_class): New function.
862 * targhooks.h (default_branch_target_register_class): Declare.
863 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
864 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
866 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
868 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
869 vect_uninitialized_def. Change 0 to ERROR_MARK.
870 * tree-vect-stmts.c (supportable_widening_operation): Don't
871 initialize icode1 and icode2.
872 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
873 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
875 (cmn_err_flag_specs): Change 0 to STD_C89.
876 (cmn_err_char_table): Likewise.
877 * config/arm/arm.c (get_arm_condition_code): Change type of code
878 to enum arm_cond_code.
879 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
880 (IWMMXT_BUILTIN2): Likewise.
881 (neon_builtin_type_bits): Don't define typedef.
882 (neon_builtin_datum): Change type of bits field to int.
883 (arm_expand_neon_args): Add cast to enum type.
884 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
886 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
888 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
890 * config/mips/mips.md (jal_macro): Return enum constant.
891 (single_insn): Likewise.
892 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
894 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
896 * config/s390/s390.c (s390_tune_flags): Change type to int.
897 (s390_arch_flags): Likewise.
898 (s390_handle_arch_option): Change flags field of struct pta to int.
899 * config/s390/s390.h (s390_tune_flags): Update declaration.
900 (s390_arch_flags): Likewise.
901 * config/sh/sh.c (prepare_move_operands): Compare
902 tls_symbolic_operand result with enum constant.
903 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
904 (sh_expand_prologue): Add cast to enum type.
905 (sh_expand_epilogue): Likewise.
906 (tls_symbolic_operand): Change return type to enum tls_model.
907 (fpscr_set_from_mem): Add cast to enum type.
908 (legitimize_pic_address): Compare tls_symbolic_operand result with
910 (sh_target_reg_class): Change return type to enum reg_class.
911 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
913 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
914 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
915 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
916 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
917 (delayed_branch, tls_call_delay): Likewise.
918 (eligible_for_sibcall_delay): Likewise.
919 (eligible_for_return_delay): Likewise.
920 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
921 (spu_expand_builtin_1): Likewise.
923 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
924 for all types of conversions.
925 (output_init_element): Issue -Wc++-compat warning if needed when
926 initializing a bitfield with enum type.
927 * c-parser.c (c_parser_expression): Set original_type to
928 original_type of right hand operand of comman operator.
930 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
932 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
934 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
935 * doc/cpp.texi (Standard Predefined Macros)
936 (Implementation-defined behavior): Likewise.
937 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
938 * doc/gimple.texi (GIMPLE Exception Handling)
939 (@code{GIMPLE_ASSIGN}): Likewise.
940 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
941 * doc/invoke.texi (Warning Options, Optimize Options)
942 (AVR Options, Darwin Options): Likewise.
943 (Optimize Options): Reformulate -fwhole-program description.
944 * doc/loop.texi (Lambda): Likewise.
945 * doc/md.texi (Output Template, Define Constraints)
946 (Standard Names, Insn Splitting): Likewise.
947 * doc/options.texi (Option properties): Likewise.
948 * doc/passes.texi (Tree-SSA passes): Likewise.
949 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
950 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
951 (File Names and DBX): Likewise.
952 * doc/trouble.texi (Incompatibilities): Likewise.
954 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
956 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
957 instruction is correct.
959 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
961 Allow non-constant arguments to conversion intrinsics.
962 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
963 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
964 * spu.c (print_operand): Handle 'v' and 'w'.
965 (exp2_immediate_p, spu_gen_exp2): Define.
966 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
967 spu_convtf_1): Update parameter descriptions.
968 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
969 * constraints.md ('v', 'w'): New.
970 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
972 (i2f, I2F): New define_mode_attr.
973 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
974 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
975 fixuns_truncv4sfv4si2): Update to use mode attribute.
976 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
977 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
978 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
979 patterns for combine.
981 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
983 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
984 (cprop, hoist, pre, store_motion): New debug counters.
985 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
986 is not an RTL pass anymore.
987 (pass_profiling): Remove extern decl for pass removed in 2005.
988 (pass_gcse, pass_jump_bypass): Remove.
989 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
990 to 0 for clean state.
991 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
992 * cse.c (gate_handle_cse_after_global_opts,
993 rest_of_handle_cse_after_global_opts): New functions.
994 (pass_cse_after_global_opts): New pass, does local CSE.
995 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
996 (TV_CPROP): New timevar.
997 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
998 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
999 (gcse_main, recompute_all_luids): Remove.
1000 (compute_hash_table_work): Call max_reg_num instead of reading
1002 (cprop_jump): Don't set run_jump_opt_after_gcse.
1003 (constprop_register): Always allow to alter jumps.
1004 (cprop_insn): Likewise.
1005 (do_local_cprop): Likewise.
1006 (local_cprop_pass): Likewise. Return non-zero if something changed.
1007 (cprop): Remove function, fold interesting bits into one_cprop_pass.
1008 (find_implicit_sets): Add note about missed optimization opportunity.
1009 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
1010 pass_rtl_cprop execute function.
1011 Don't bother tracking the pass number, each pass gets its own dumpfile
1013 Always allow to alter jumpsand bypass jumps.
1014 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
1015 will just find no suitable set.
1016 (pre_edge_insert): Fix dumping, this function is for PRE only.
1017 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
1018 pass_rtl_pre execute function.
1019 (hoist_code): Return non-zero if something changed. Keep track of
1020 substitutions and insertions for statistics gathering similar to PRE.
1021 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
1022 called from the pass_rtl_hoist execute function. Show pass statistics.
1023 (compute_store_table): Use max_reg_num directly instead of using the
1024 formerly global max_gcse_regno.
1025 (build_store_vectors): Likewise.
1026 (replace_store_insn): Fix dumping.
1027 (store_motion): Rename to ...
1028 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
1029 pass, called from the pass_rtl_store_motion execute function. Keep
1030 track of substitutions and insertions for statistics gathering similar
1032 (bypass_jumps): Remove, fold interesting bits into ...
1033 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
1034 from the pass_rtl_cprop execute function.
1035 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
1036 pass_jump_bypass): Remove.
1037 (gate_handle_gcse, rest_of_handle_gcse): Remove.
1038 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
1039 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
1040 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
1041 (gate_rtl_store_motion, execute_rtl_store_motion,
1042 pass_rtl_store_motion): New.
1043 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
1044 make it clear that -fcse-skip-blocks is a no-op for backward compat.
1045 * passes.c (init_optimization_passes): Remove pass_gcse and
1046 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
1047 and cse_after_global_opts in place of pass_gcse. Schedule cprop
1048 instead of pass_jump_bypass.
1050 2009-04-27 Richard Guenther <rguenther@suse.de>
1053 * gimplify.c (gimplify_expr): If we are required to create
1054 a temporary make sure it ends up as register.
1056 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
1059 * config/i386/i386.c (construct_container): Don't call
1060 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
1061 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
1063 2009-04-27 Michael Matz <matz@suse.de>
1065 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
1066 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
1067 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
1068 (dump_replaceable_exprs): Take a bitmap.
1069 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
1071 (expand_gimple_basic_block): Likewise.
1072 * tree-ssa-ter.c (struct temp_expr_table_d): Make
1073 replaceable_expressions member a bitmap.
1074 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
1075 (mark_replaceable): Likewise.
1076 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
1077 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
1079 2009-04-27 Richard Guenther <rguenther@suse.de>
1081 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
1082 (verify_stmts): Dispatch to gimple/type verification code.
1083 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
1084 issue with call argument types.
1086 2009-04-27 Michael Matz <matz@suse.de>
1088 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
1089 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
1092 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
1093 Eric Botcazou <ebotcazou@adacore.com>
1095 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
1096 a label's basic block.
1097 (mark_target_live_regs): Tidy and rework obsolete comments.
1098 Change back DF problem to LIVE. If a label starts a basic block,
1099 assume that all registers that used to be live then still are.
1100 (init_resource_info): If a label starts a basic block, set its
1101 BLOCK_FOR_INSN accordingly.
1102 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
1104 2009-04-27 Richard Guenther <rguenther@suse.de>
1106 * tree-flow-inline.h (function_ann): Remove.
1107 (get_function_ann): Likewise.
1108 * tree-dfa.c (create_function_ann): Remove.
1109 * tree-flow.h (struct static_var_ann_d): Remove.
1110 (struct function_ann_d): Likewise.
1111 (union tree_ann_d): Remove fdecl member.
1112 (function_ann_t): Remove.
1113 (function_ann, get_function_ann, create_function_ann): Remove
1116 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
1118 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
1120 2009-04-27 Jan Hubicka <jh@suse.cz>
1122 * ipa-pure-const.c (struct funct_state_d): New fields
1123 state_previously_known, looping_previously_known; remove
1124 state_set_in_source.
1125 (analyze_function): Use new fields.
1126 (propagate): Avoid assumption that state_set_in_source imply
1129 * tree-ssa-loop-niter.c (finite_loop_p): New function.
1130 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
1131 * cfgloop.h (finite_loop_p): Declare.
1133 2009-04-26 Michael Matz <matz@suse.de>
1135 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
1137 2009-04-26 Michael Matz <matz@suse.de>
1139 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
1140 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
1141 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
1142 pass_mark_used_blocks): Remove.
1143 * tree-optimize.c (pass_free_datastructures,
1144 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
1145 * passes.c (init_optimization_passes): Don't call
1146 pass_mark_used_blocks, remove dead code.
1148 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
1150 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
1151 * tree-ssa-live.h (register_ssa_partition): Likewise.
1153 2009-04-26 Michael Matz <matz@suse.de>
1156 * builtins.c (fold_builtin_next_arg): Handle SSA names.
1157 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
1158 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
1160 (compare_pairs): Swap cost comparison.
1161 (coalesce_ssa_name): Don't use change_partition_var.
1162 * tree-nrv.c (struct nrv_data): Add modified member.
1163 (finalize_nrv_r): Set it.
1164 (tree_nrv): Use it to update statements.
1165 (pass_nrv): Require PROP_ssa.
1166 * tree-mudflap.c (mf_decl_cache_locals,
1167 mf_build_check_statement_for): Use make_rename_temp.
1168 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
1169 * alias.c (find_base_decl): Handle SSA names.
1170 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
1171 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
1172 * rtl.h (set_reg_attrs_for_parm): Declare.
1173 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
1174 to "optimized", remove unused locals at finish.
1175 (execute_free_datastructures): Make global, call
1176 delete_tree_cfg_annotations.
1177 (execute_free_cfg_annotations): Don't call
1178 delete_tree_cfg_annotations.
1180 * ssaexpand.h: New file.
1181 * expr.c (toplevel): Include ssaexpand.h.
1182 (expand_assignment): Handle SSA names the same as register variables.
1183 (expand_expr_real_1): Expand SSA names.
1184 * cfgexpand.c (toplevel): Include ssaexpand.h.
1185 (SA): New global variable.
1186 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
1187 (SSAVAR): New macro.
1188 (set_rtl): New helper function.
1189 (add_stack_var): Deal with SSA names, use set_rtl.
1190 (expand_one_stack_var_at): Likewise.
1191 (expand_one_stack_var): Deal with SSA names.
1192 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
1193 before unique numbers.
1194 (expand_stack_vars): Use set_rtl.
1195 (expand_one_var): Accept SSA names, add asserts for them, feed them
1196 to above subroutines.
1197 (expand_used_vars): Expand all partitions (without default defs),
1198 then only the local decls (ignoring those expanded already).
1199 (expand_gimple_cond): Remove edges when jumpif() expands an
1201 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
1202 or remove abnormal edges. Ignore insns setting the LHS of a TERed
1204 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
1205 members of SA; deal with PARM_DECL partitions here; expand
1206 all PHI nodes, free tree datastructures and SA. Commit instructions
1207 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
1208 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
1209 info and statements at start, collect garbage at finish.
1210 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
1211 (VAR_ANN_PARTITION) Remove.
1212 (change_partition_var): Don't declare.
1213 (partition_to_var): Always return SSA names.
1214 (var_to_partition): Only accept SSA names.
1215 (register_ssa_partition): Only check argument.
1216 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
1218 (delete_var_map): Don't free it.
1219 (var_union): Only accept SSA names, simplify.
1220 (partition_view_init): Mark only useful SSA names as used.
1221 (partition_view_fini): Only deal with SSA names.
1222 (change_partition_var): Remove.
1223 (dump_var_map): Use ssa_name instead of partition_to_var member.
1224 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
1226 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
1227 (struct _elim_graph): New member const_dests; nodes member vector of
1229 (set_location_for_edge): New static helper.
1230 (create_temp): Remove.
1231 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
1232 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
1233 (new_elim_graph): Allocate const_dests member.
1234 (clean_elim_graph): Truncate const_dests member.
1235 (delete_elim_graph): Free const_dests member.
1236 (elim_graph_size): Adapt to new type of nodes member.
1237 (elim_graph_add_node): Likewise.
1238 (eliminate_name): Likewise.
1239 (eliminate_build): Don't take basic block argument, deal only with
1240 partition numbers, not variables.
1241 (get_temp_reg): New static helper.
1242 (elim_create): Use it, deal with RTL temporaries instead of trees.
1243 (eliminate_phi): Adjust all calls to new signature.
1244 (assign_vars, replace_use_variable, replace_def_variable): Remove.
1245 (rewrite_trees): Only do checking.
1246 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
1247 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
1248 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
1249 contains_tree_r, MAX_STMTS_IN_LATCH,
1250 process_single_block_loop_latch, analyze_edges_for_bb,
1251 perform_edge_inserts): Remove.
1252 (expand_phi_nodes): New global function.
1253 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
1254 functions, initialize new parameter, remember partitions having a
1256 (finish_out_of_ssa): New global function.
1257 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
1258 don't reset in_ssa_p here, don't disable TER when mudflap.
1259 (pass_del_ssa): Remove.
1260 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
1262 (execute_free_datastructures): Declare.
1263 * Makefile.in (SSAEXPAND_H): New variable.
1264 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
1265 * basic-block.h (commit_one_edge_insertion): Declare.
1266 * passes.c (init_optimization_passes): Move pass_nrv and
1267 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
1268 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
1269 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
1270 (redirect_branch_edge): Deal with super block when expanding, split
1271 out jump patching itself into ...
1272 (patch_jump_insn): ... here, new static helper.
1274 2009-04-26 Michael Matz <matz@suse.de>
1276 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
1277 beyond num_ssa_names.
1278 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
1279 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
1281 2009-04-26 Jakub Jelinek <jakub@redhat.com>
1284 * fwprop.c (forward_propagate_asm): New function.
1285 (forward_propagate_and_simplify): Propagate also into __asm, if it
1286 doesn't increase the number of referenced registers.
1289 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
1291 2009-04-26 Jakub Jelinek <jakub@redhat.com>
1293 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
1294 note_nonlocal_vla_type for nonlocal VLAs.
1295 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
1296 contains_remapped_vars, remap_vla_decls): New functions.
1297 (convert_nonlocal_reference_stmt): If not optimizing, call
1298 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
1299 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
1300 if it wasn't found in var_map.
1301 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
1302 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
1303 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
1305 * gimplify.c (nonlocal_vlas): New variable.
1306 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
1308 (gimplify_body): Create and destroy nonlocal_vlas.
1310 * dwarf2out.c (loc_descr_plus_const): New function.
1311 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
1312 mem_loc_descriptor, loc_descriptor_from_tree_1,
1313 descr_info_loc, gen_variable_die): Use it.
1315 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
1316 !TREE_STATIC VAR_DECLs.
1317 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
1318 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
1319 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
1320 DECL_BY_REFERENCE is valid.
1321 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
1322 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
1323 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
1324 Copy DECL_BY_REFERENCE.
1325 (struct nesting_copy_body_data): New type.
1326 (nesting_copy_decl): New function.
1327 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
1328 if they have variable length.
1330 2009-04-26 Michael Matz <matz@suse.de>
1332 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
1333 mark new temporaries for renaming.
1335 2009-04-26 Joseph Myers <joseph@codesourcery.com>
1338 * c-decl.c (global_bindings_p): Return negative value.
1339 (c_variable_size): New. Based on variable_size from
1341 (grokdeclarator): Call c_variable_size not variable_size.
1343 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
1345 * config/i386/i386.c (print_operand) ['z']: Fix typo.
1347 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
1349 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
1350 Redefine it to just use mingw/include.
1351 (ASM_SPEC): Rules for -m32 and -m64.
1352 (LINK_SPEC): Use Likewise.
1353 (SPEC_32): New define.
1354 (SPEC_64): Likewise.
1355 (SUB_LINK_SPEC): Likewise.
1356 (MULTILIB_DEFAULTS): New define.
1357 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
1358 Add multilib options.
1359 (MULTILIB_DIRNAMES): Likewise.
1360 (MULTILIB_OSDIRNAMES): Likewise.
1362 (INSTALL_LIBGCC): Likewise.
1364 2009-04-26 Joseph Myers <joseph@codesourcery.com>
1367 * c-tree.h (enum c_inline_static_type): New.
1368 (record_inline_static): Declare.
1369 * c-decl.c (struct c_inline_static, c_inline_statics,
1370 record_inline_static, check_inline_statics): New.
1371 (pop_file_scope): Call check_inline_statics.
1372 (start_decl): Call record_inline_static instead of pedwarning
1373 directly for static in inline function.
1374 * c-typeck.c (build_external_ref): Call record_inline_static
1375 instead of pedwarning directly for static referenced in inline
1378 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
1380 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
1381 not new but only being rescanned.
1382 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
1383 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
1384 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
1385 record_set_info, compute_set, grealloc): Remove.
1386 (recompute_all_luids): New function.
1387 (gcse_main): Don't compute sets, and don't do related memory
1388 allocations/free-ing. If something changed before the end of the
1389 pass, update LUIDs using recompute_all_luids.
1390 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
1391 (free_gcse_mem): Don't free it either.
1392 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
1393 Use the df insn LUIDs.
1394 (load_killed_in_block): Likewise.
1395 (compute_hash_table_work): Don't compute reg_set_in_block.
1396 (compute_transp): Use DF_REG_DEF_CHAINs.
1397 (local_cprop_pass): Don't use compute_sets and related functions.
1398 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
1399 Use get_max_uid() instead of max_cuid.
1400 (insert_insn_end_basic_block, pre_insert_copy_insn,
1401 update_ld_motion_stores): Don't try to
1402 keep reg_set tables up to date.
1403 (pre_insert_copies): Use df insn LUIDs.
1404 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
1405 (reg_set_info): Don't use extra bitmap argument.
1406 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
1407 information to compute regs_set_in_block.
1408 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
1409 (bypass_jumps): Don't use compute_sets and friends.
1411 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1414 * opts.c (undocumented_msg): Do not leave blank even with
1417 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1419 * c-decl.c (build_enumerator): Allow values folding to integer
1420 constants but not integer constant expressions with a pedwarn if
1423 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1426 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
1427 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
1428 type is an integer constant.
1430 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
1433 * config/i386/i386.c (print_operand) ['z']: Revert handling of
1436 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1439 * c-decl.c (grokdeclarator): Diagnose declarations of functions
1440 with variably modified return type and no storage class
1441 specifiers, except for the case of nested functions. Distinguish
1442 extern declarations of functions with variably modified return
1443 types from those of objects with variably modified types.
1445 2009-04-25 Jan Hubicka <jh@suse.cz>
1447 * tree.c (list_equal_p): New function.
1448 * tree.h (list_equal_p): Declare.
1449 * coretypes.h (edge_def, edge, const_edge, basic_block_def
1450 basic_block_def, basic_block, const_basic_block): New.
1451 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
1452 (redirect_eh_edge): New function.
1453 (make_eh_edge_update_phi): EH edges are not abnormal.
1454 * except.c: Include tree-flow.h.
1455 (list_match): New function.
1456 (eh_region_replaceable_by_p): New function.
1457 (replace_region): New function.
1458 (hash_type_list): New function.
1459 (hash_eh_region): New function.
1460 (eh_regions_equal_p): New function.
1461 (merge_peers): New function.
1462 (remove_unreachable_regions): Verify EH tree when checking;
1464 (copy_eh_region_1): New function.
1465 (copy_eh_region): New function.
1466 (push_reachable_handler): New function.
1467 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
1468 regions without label but with live RESX.
1469 * except.h (redirect_eh_edge_to_label): New.
1470 * tree-flow.h (redirect_eh_edge): New.
1471 * coretypes.h (edge_def, edge, const_edge, basic_block_def
1472 basic_block_def, basic_block, const_basic_block): Remove.
1473 * Makefile.in (except.o): Add dependency on tree-flow.h
1474 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
1475 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
1478 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
1481 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
1482 on the destination of memcpy.
1484 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
1486 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
1487 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
1488 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
1490 2009-04-25 Jan Hubicka <jh@suse.cz>
1492 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
1493 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
1494 to be reached by different label than left.
1495 (update_eh_edges): Update comment; remove edge_to_remove if possible
1496 and return true if suceeded.
1497 (cleanup_empty_eh): Accept sharing map; handle shared regions.
1498 (cleanup_eh): Compute sharing map.
1499 * except.c (remove_eh_handler_and_replace): Add argument if we should
1501 (remove_unreachable_regions): Update for label sharing.
1502 (label_to_region_map): Likewise.
1503 (get_next_region_sharing_label): New function.
1504 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
1506 (remove_eh_handler): Update.
1507 (remove_eh_region_and_replace_by_outer_of): New function.
1508 * except.h (struct eh_region): Add next_region_sharing_label.
1509 (remove_eh_region_and_replace_by_outer_of,
1510 get_next_region_sharing_label): Declare.
1511 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
1513 2009-04-25 Jan Hubicka <jh@suse.cz>
1515 * tree-cfg.c (split_critical_edges): Split also edges where we can't
1516 insert code even if they are not critical.
1518 2009-04-25 Jan Hubicka <jh@suse.cz>
1520 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
1521 (gimple_can_remove_branch_p): EH edges won't remove branch by
1523 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
1524 updating of non-abnormal EH edges.
1525 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
1526 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
1527 (split_critical_edges): Split also edges where emitting code on them
1528 will lead to splitting later.
1530 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
1531 H.J. Lu <hongjiu.lu@intel.com>
1534 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
1535 the configured assembler supports fildq and fistpq mnemonics.
1536 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
1537 * configure: Regenerated.
1540 * config/i386/i386.c (print_operand): Handle 'Z'.
1541 ['z']: Remove handling of special fild/fist suffixes.
1542 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
1543 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
1544 suffix of fild insn.
1545 (*floatsi<mode>2_vector_mixed): Ditto.
1546 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
1547 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
1548 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
1549 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
1550 * config/i386/gas.h (GAS_MNEMONICS): Remove.
1552 2009-04-25 Ben Elliston <bje@au.ibm.com>
1554 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
1555 the source of a set operation.
1557 2009-04-25 Anatoly Sokolov <aesok@post.ru>
1559 * target.h (struct gcc_target): Add case_values_threshold field.
1560 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
1561 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
1562 * targhooks.c (default_case_values_threshold): New function.
1563 * targhooks.h (default_case_values_threshold): Declare function.
1564 * stmt.c (expand_case): Use case_values_threshold target hook.
1565 * expr.h (case_values_threshold): Remove declartation.
1566 * expr.c (case_values_threshold): Remove function.
1567 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
1569 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
1570 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
1571 (avr_case_values_threshold): Declare as static.
1572 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
1574 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
1575 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
1576 (mn10300_case_values_threshold): New function.
1578 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1580 * ira.c (setup_cover_and_important_classes): Add enum cast.
1582 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
1584 * genpreds.c (write_enum_constraint_num): Output definition of
1585 CONSTRAINT_NUM_DEFINED_P macro.
1586 * ira.c (setup_cover_and_important_classes): Use
1587 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
1589 2009-04-24 DJ Delorie <dj@redhat.com>
1591 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
1592 __SH2A_SINGLE_ONLY__ also.
1594 2009-04-24 Steve Ellcey <sje@cup.hp.com>
1596 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
1597 (movdf_internal): Ditto.
1598 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
1599 SFmode and DFmode constants.
1600 (ia64_print_operand): Add 'G' format for printing
1601 floating point constants.
1603 2009-04-24 Richard Guenther <rguenther@suse.de>
1605 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
1606 from unsigned additions.
1608 2009-04-24 Joseph Myers <joseph@codesourcery.com>
1610 * c-typeck.c (set_init_index): Allow array designators that are
1611 not integer constant expressions with a pedwarn if pedantic.
1613 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1615 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
1616 zero if no overlap in nonzero bits between the operands.
1618 2009-04-24 Ian Lance Taylor <iant@google.com>
1620 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
1621 (record_dead_and_set_regs): Likewise.
1622 * df.h (struct df_mw_hardreg): Change flags field to int.
1623 (struct df_base_ref): Likewise.
1624 (struct df): Change changeable_flags field to int.
1625 * df-scan.c (df_defs_record): Change clobber_flags to int.
1626 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
1627 constants rather than #define macros.
1628 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
1629 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
1630 (enum dwarf_calling_convention): Likewise.
1631 (enum dwarf_line_number_x_ops): Likewise.
1632 (enum dwarf_call_frame_info): Likewise.
1633 (enum dwarf_source_language): Likewise.
1634 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
1635 (add_calling_convention_attribute): Likewise.
1636 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
1637 (combine_comparisons): Change compcode to int. Add cast to enum type.
1638 * genrecog.c (maybe_both_true_2): Change c to int.
1639 (write_switch): Likewise. Add cast to enum type.
1640 * gimplify.c (gimplify_omp_for): Handle return values from
1641 gimplify_expr using MIN rather than bitwise or.
1642 (gimplify_expr): Add cast to enum type.
1643 * ipa-prop.c (update_jump_functions_after_inlining): Change
1644 IPA_BOTTOM to IPA_JF_UNKNOWN.
1645 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
1646 Add casts to enum type.
1647 (setup_cover_and_important_classes): Change cl to int. Add casts
1649 (setup_class_translate): Change cl and mode to int.
1650 (ira_init_once): Change mode to int.
1651 (free_register_move_costs): Likewise.
1652 (setup_prohibited_mode_move_regs): Add casts to enum type.
1653 * langhooks.c (add_builtin_function_common): Rework assertion that
1654 value fits bitfield.
1655 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
1656 * omega.c (omega_do_elimination): Avoid math on enum types.
1657 * optabs.c (expand_vec_shift_expr): Remove casts to int.
1658 * opts.c (set_debug_level): Change 2 to enum constant. Use new
1659 int local to handle integral_argment value.
1660 * regmove.c (try_auto_increment): Change PUT_MODE to
1662 * reload.c (push_secondary_reload): Add casts to enum type.
1663 (secondary_reload_class, find_valid_class): Likewise.
1664 * reload1.c (emit_input_reload_insns): Likewise.
1665 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
1666 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
1667 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
1669 * tree.c (build_common_builtin_nodes): Add casts to enum type.
1670 * tree-complex.c (complex_lattice_t): Typedef to int rather than
1672 (expand_complex_libcall): Add casts to enum type.
1673 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
1674 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
1675 with ERROR_MARK, not NUM_TREE_CODES.
1676 (vect_create_epilog_for_reduction): Likewise.
1677 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
1678 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
1679 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
1681 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
1682 vect_unused_in_loop. Change 0 to loop_vect.
1683 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
1684 * var-tracking.c (get_init_value): Change return type to enum
1686 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
1687 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
1689 (arm_override_options): Add casts to enum type.
1690 (arm_emit_tls_decoration): Likewise.
1691 * config/i386/i386.c (ix86_function_specific_restore): Add casts
1693 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
1694 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
1695 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
1697 * config/s390/s390.c (code_for_builtin_64): Change to array of
1699 (code_for_builtin_31): Likewise.
1700 (s390_expand_builtin): Change code_for_builtin to enum insn_code
1702 * config/sparc/sparc.c (sparc_override_options): Change value
1703 field in struct code_model to enum cmodel. In initializer change
1704 0 to NULL and add cast to enum type.
1706 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
1707 Change all callers. Issue a -Wc++-compat warning using
1708 lhs_origtype if necessary.
1709 (convert_for_assignment): Issue -Wc++-compat warnings about
1710 invalid conversions to enum type on assignment.
1711 * c-common.h (build_modify_expr): Update declaration.
1713 2009-04-24 Nick Clifton <nickc@redhat.com>
1715 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
1716 (function_arg_advance): Likewise.
1717 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
1720 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1722 * config/s390/constraints.md ('I', 'J'): Fix condition.
1724 2009-04-24 Diego Novillo <dnovillo@google.com>
1726 * gengtype-parse.c (parse_error): Add newline after message.
1728 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1730 * config/i386/sse.md (avxmodesuffixs): Removed.
1731 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
1732 (*avx_pinsr<ssevecsize>): This.
1734 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1736 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
1737 follow chains of regs with a single definition, and allow expressions
1738 that are function_invariant_p.
1739 (simple_rhs_p): Allow expressions that are function_invariant_p.
1741 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
1744 * fold-const.c (fold_cond_expr_with_comparison): When folding
1745 > and >= to MAX, make sure the MAX uses the same type as the
1746 comparison's operands.
1748 2009-04-24 Nick Clifton <nickc@redhat.com>
1750 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
1751 addressing for DImode accesses.
1752 (frv_print_operand_address): Handle PLUS case.
1753 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
1755 2009-04-24 Jakub Jelinek <jakub@redhat.com>
1757 PR rtl-optimization/39794
1758 * alias.c (canon_true_dependence): Add x_addr argument.
1759 * rtl.h (canon_true_dependence): Adjust prototype.
1760 * cse.c (check_dependence): Adjust canon_true_dependence callers.
1761 * cselib.c (cselib_invalidate_mem): Likewise.
1762 * gcse.c (compute_transp): Likewise.
1763 * dse.c (scan_reads_nospill): Likewise.
1764 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
1765 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
1766 canon_base_addr of the group, plus optional offset.
1767 (struct group_info): Rename canon_base_mem to
1769 (get_group_info): Set canon_base_addr to canon_rtx of base, not
1770 canon_rtx of base_mem.
1772 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
1774 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
1775 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
1777 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1779 * config/spu/spu-builtins.h: Delete file.
1781 * config/spu/spu.h (enum spu_builtin_type): Move here from
1783 (struct spu_builtin_description): Likewise. Add GTY marker.
1784 Do not use enum spu_function_code or enum insn_code.
1785 (spu_builtins): Add extern declaration.
1787 * config/spu/spu.c: Do not include "spu-builtins.h".
1788 (enum spu_function_code, enum spu_builtin_type_index,
1789 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
1790 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
1791 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
1792 unsigned_V2DI_type_node): Move here from spu-builtins.h.
1793 (spu_builtin_types): Make static. Add GTY marker.
1794 (spu_builtins): Add extern declaration with GTY marker.
1797 * config/spu/spu-c.c: Do not include "spu-builtins.h".
1798 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
1799 Check programmatically whether all parameters are scalar.
1801 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
1803 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
1805 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
1806 assignment from the constructor either if the target is volatile.
1808 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
1810 * config/arm/arm.md (insv): Do not share operands[0].
1812 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
1814 * config/vxlib-tls.c (active_tls_threads): Delete.
1815 (delete_hook_installed): New.
1816 (tls_delete_hook): Don't delete the delete hook.
1817 (tls_destructor): Delete it here.
1818 (__gthread_set_specific): Adjust installing the delete hook.
1819 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
1820 __gthread_leave_tsd_dtor_context.
1822 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
1824 * c-format.c (gcc_tdiag_char_table): Add support for %E.
1826 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
1828 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
1830 (alpha_rtx_costs): Ditto.
1831 (emit_unlikely_jump): Use add_reg_note.
1832 (emit_frame_store_1): Ditto.
1833 (alpha_expand_prologue): Ditto.
1834 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1835 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
1837 2009-04-23 Nick Clifton <nickc@redhat.com>
1839 * config/v850/v850.md (epilogue): Remove suppressed code.
1840 (return): Rename to return_simple and remove test of frame size.
1841 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
1842 to gen_return_simple.
1844 2009-04-22 Jing Yu <jingyu@google.com>
1847 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
1849 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1852 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
1853 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
1854 value is a VECTOR_CST, the element type is the element type of the
1857 2009-04-22 DJ Delorie <dj@redhat.com>
1859 * config/m32c/m32c.h: Update GTY annotations to new syntax.
1861 2009-04-22 Jakub Jelinek <jakub@redhat.com>
1863 * alias.c (find_base_term): Move around LO_SUM case, so that
1864 CONST falls through into PLUS/MINUS handling.
1867 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
1868 into 0, use omit_one_operand.
1870 2009-04-23 Ben Elliston <bje@au.ibm.com>
1872 * config/rs6000/linux-unwind.h (get_regs): Remove type
1873 puns. Change the type of `pc' to an array of unsigned ints and
1874 update all users. Constify frame24.
1876 2009-04-22 DJ Delorie <dj@redhat.com>
1878 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
1879 declarations before code.
1880 (current_function_special_page_vector): Likewise.
1881 (m32c_expand_insv): Silence a warning.
1883 2009-04-21 Taras Glek <tglek@mozilla.com>
1885 * alias.c: Update GTY annotations to new syntax.
1886 * basic-block.h: Likewise.
1887 * bitmap.h: Likewise.
1888 * c-common.h: Likewise.
1889 * c-decl.c: Likewise.
1890 * c-parser.c: Likewise.
1891 * c-pragma.c: Likewise.
1892 * c-tree.h: Likewise.
1893 * cfgloop.h: Likewise.
1894 * cgraph.h: Likewise.
1895 * config/alpha/alpha.c: Likewise.
1896 * config/arm/arm.h: Likewise.
1897 * config/avr/avr.h: Likewise.
1898 * config/bfin/bfin.c: Likewise.
1899 * config/cris/cris.c: Likewise.
1900 * config/darwin.c: Likewise.
1901 * config/frv/frv.c: Likewise.
1902 * config/i386/i386.c: Likewise.
1903 * config/i386/i386.h: Likewise.
1904 * config/i386/winnt.c: Likewise.
1905 * config/ia64/ia64.h: Likewise.
1906 * config/iq2000/iq2000.c: Likewise.
1907 * config/mips/mips.c: Likewise.
1908 * config/mmix/mmix.h: Likewise.
1909 * config/pa/pa.c: Likewise.
1910 * config/pa/pa.h: Likewise.
1911 * config/rs6000/rs6000.c: Likewise.
1912 * config/s390/s390.c: Likewise.
1913 * config/sparc/sparc.c: Likewise.
1914 * config/xtensa/xtensa.c: Likewise.
1915 * cselib.h: Likewise.
1916 * dbxout.c: Likewise.
1917 * dwarf2out.c: Likewise.
1918 * except.c: Likewise.
1919 * except.h: Likewise.
1920 * fixed-value.h: Likewise.
1921 * function.c: Likewise.
1922 * function.h: Likewise.
1923 * gimple.h: Likewise.
1924 * integrate.c: Likewise.
1925 * optabs.c: Likewise.
1926 * output.h: Likewise.
1929 * stringpool.c: Likewise.
1930 * tree-data-ref.c: Likewise.
1931 * tree-flow.h: Likewise.
1932 * tree-scalar-evolution.c: Likewise.
1933 * tree-ssa-address.c: Likewise.
1934 * tree-ssa-alias.h: Likewise.
1935 * tree-ssa-operands.h: Likewise.
1938 * varasm.c: Likewise.
1939 * varray.h: Likewise.
1941 * coretypes.h: Do not define GTY macro if it is already defined.
1942 * doc/gty.texi: Update GTY documentation to new syntax.
1943 * gengtype-lex.l: Enforce attribute-like syntax for GTY
1944 annotations on structs.
1945 * gengtype-parse.c: Likewise.
1947 2009-04-22 Mark Heffernan <meheff@google.com>
1949 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
1951 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1953 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
1956 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1958 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
1959 the same as a PLUS without a shift. Increase the cost of a
1962 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1964 * Makefile.in: Update dependencies.
1965 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
1966 * errors.h: Remove bogus comment about compatibility.
1967 (warning): Update declaration.
1968 * genautomata.c: Update all calls to warning.
1969 * gimple.c: Do not include errors.h. Include toplev.h.
1970 * tree-ssa-structalias.c: Do not include errors.h.
1971 * omega.c: Likewise.
1972 * tree-ssa-reassoc.c: Likewise.
1973 * config/spu/spu-c.c: Likewise.
1974 * config/spu/t-spu-elf: Update dependencies.
1976 2009-04-22 Richard Guenther <rguenther@suse.de>
1978 PR tree-optimization/39824
1979 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
1980 make sure the types are compatible.
1982 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1985 * c-common.c (c_parse_error): Take a token_flags parameter.
1986 Use token_type for the token type instead.
1987 Pass token_flags to cpp_type2name.
1988 * c-common.h (c_parse_error): Update declaration.
1989 * c-parser.c (c_parser_error): Pass 0 as token flags.
1991 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
1993 PR rtl-optimization/39580
1994 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
1996 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1998 * function.c (expand_function_end): Do not emit a jump to the "naked"
1999 return label for fall-through returns.
2000 * except.c (sjlj_emit_function_exit): Always place the call to the
2001 unregister function at the location installed by expand_function_end.
2003 2009-04-22 Richard Guenther <rguenther@suse.de>
2005 PR tree-optimization/39845
2006 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
2007 (gen_inbound_check): Likewise.
2009 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
2011 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
2013 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
2014 * config/vxlib.c (__gthread_once): Add race guard for PPC.
2016 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
2018 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
2019 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
2020 shift counts to avoid out-of-bounds array accesses.
2022 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
2024 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
2025 (Pmode): Move above.
2027 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
2029 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
2030 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
2031 GET_CODE macro. Use IN_RANGE macro where appropriate.
2032 * config/alpha/alpha.h: Ditto.
2033 * config/alpha/alpha.md: Ditto.
2034 * config/alpha/constraints.md: Ditto.
2035 * config/alpha/predicates.md: Ditto.
2037 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
2039 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
2040 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2041 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2042 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2043 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2044 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2045 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2046 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2047 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2048 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2049 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2050 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2051 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2052 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2053 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2054 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2055 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2056 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2057 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2058 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2059 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2060 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2061 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2062 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2063 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2064 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2065 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2067 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2069 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
2070 references from comments.
2071 * cfgbuild.c: (count_basic_blocks): Delete.
2072 (find_basic_blocks_1): Delete.
2073 (find_basic_blocks): Delete.
2074 * except.c (finish_eh_generation): Make static. Move comment from
2075 except.h here. Remove find_basic_blocks references from comments.
2076 * except.h (finish_eh_generation): Delete.
2077 * basic-block.h (find_basic_blocks): Delete.
2078 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
2080 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
2082 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
2083 (sdbout_parms): Likewise.
2085 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
2087 * config/sh/sh.c (prepare_cbranch_operands): Use
2088 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
2089 (expand_cbranchdi4): Likewise.
2090 (from_compare): Add cast to enum type.
2091 (expand_cbranchsi4): Use add_reg_note.
2092 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
2093 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
2094 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
2095 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
2096 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
2097 instead of CODE_FOR_nothing.
2098 (cbranchdi4): Likewise. Fix the order of arguments for
2100 (push_fpscr): Use add_reg_note.
2101 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
2102 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
2104 2009-04-21 Joseph Myers <joseph@codesourcery.com>
2106 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
2107 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
2108 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
2109 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
2110 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
2111 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
2112 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
2113 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
2114 config/alpha/x-vms, config/arc/t-arc,
2115 config/arm/README-interworking, config/arm/arm-c.c,
2116 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
2117 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
2118 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
2119 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
2120 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
2121 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
2122 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
2123 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
2124 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
2125 config/cris/t-elfmulti, config/crx/t-crx,
2126 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
2127 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
2128 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
2129 config/h8300/t-h8300, config/i386/athlon.md,
2130 config/i386/darwin-libgcc.10.4.ver,
2131 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
2132 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
2133 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
2134 config/i386/t-linux64, config/i386/t-nwld,
2135 config/i386/t-rtems-i386, config/i386/t-sol2-10,
2136 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
2137 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
2138 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
2139 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
2140 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
2141 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
2142 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
2143 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
2144 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
2145 config/m68k/t-uclinux, config/mcore/t-mcore,
2146 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
2147 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
2148 config/mips/crtn.asm, config/mips/irix-crti.asm,
2149 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
2150 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
2151 config/mips/mips-fixed.md, config/mips/sb1.md,
2152 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
2153 config/mips/t-iris6, config/mips/t-isa3264,
2154 config/mips/t-libgcc-mips16, config/mips/t-linux64,
2155 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
2156 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
2157 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
2158 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
2159 config/mn10300/t-linux, config/mn10300/t-mn10300,
2160 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
2161 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
2162 config/picochip/libgccExtras/clzsi2.asm,
2163 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
2164 config/rs6000/darwin-libgcc.10.4.ver,
2165 config/rs6000/darwin-libgcc.10.5.ver,
2166 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
2167 config/rs6000/t-aix43, config/rs6000/t-aix52,
2168 config/rs6000/t-darwin, config/rs6000/t-fprules,
2169 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
2170 config/rs6000/t-lynx, config/rs6000/t-netbsd,
2171 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
2172 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
2173 config/rs6000/t-rtems, config/rs6000/t-spe,
2174 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
2175 config/score/t-score-elf, config/sh/divcost-analysis,
2176 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
2177 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
2178 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
2179 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
2180 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
2181 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
2182 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
2183 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
2184 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
2185 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
2186 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
2187 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
2188 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
2189 limitx.h, version.c, xcoff.h: Add copyright and license notices.
2190 * config/h8300/genmova.sh: Include copyright and license notices
2191 in generated output.
2192 * config/h8300/mova.md: Regenerate.
2193 * doc/install.texi2html: Include word "Copyright" in copyright
2194 notice and use name "Free Software Foundation, Inc.".
2195 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
2196 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
2197 ChangeLog-2007, ChangeLog-2008: Correct dates.
2199 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
2201 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
2202 NE_EXPR operations as well.
2203 * c-parser.c (c_parser_condition): Do not set location information on
2205 (c_parser_conditional_expression): Likewise.
2206 (c_parser_binary_expression): Set location information on operators.
2207 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
2208 TRUTH_NOT_EXPR has been folded.
2209 * fold-const.c (fold_truth_not_expr): Copy location information from
2210 the incoming expression to the outgoing one.
2211 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
2212 recursive calls on the LHS of the operator but pass that of the
2213 operator to recursive calls on the RHS of the operator. Set it
2215 (shortcut_cond_expr): Set the locus of the operator on the second
2216 COND_EXPR and that of the expression on the first in degenerate cases.
2217 Pass the locus of the expression to calls to shortcut_cond_r.
2218 Set the locus of the 'then' block on the associated jump, if any.
2219 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
2220 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
2221 expression to call to gimplify_boolean_expr.
2223 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
2225 * config.gcc: Add additional configuration for
2226 i686-w64-mingw* and x86_64-w64-mingw* triplet.
2227 * config/i386/mingw-w64.h: New mingw-w64 specific header.
2228 (CPP_SPEC): Redefine for allowing -municode option.
2229 (STARTFILE_SPEC): Likewise.
2230 * config/i386/t-mingw-w64: New.
2231 * config/i386/mingw-w64.opt: New.
2232 (municode): Add new target option.
2233 * doc/invoke.texi (municode): Add documentation for new option.
2235 2009-04-21 Ian Lance Taylor <iant@google.com>
2237 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2238 Correct test for number of arguments.
2239 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
2241 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
2243 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
2244 argument of emit_library_call.
2246 2009-04-21 Richard Guenther <rguenther@suse.de>
2249 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
2250 inside VIEW_CONVERT_EXPRs.
2252 2009-04-21 Martin Jambor <mjambor@suse.cz>
2254 * tree-switch-conversion.c (build_constructors): Split a long line.
2255 (constructor_contains_same_values_p): New function.
2256 (build_one_array): Create assigns of constants if possible, do not
2257 call mark_sym_for_renaming, call update_stmt.
2258 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
2259 make_rename_temp. Do not call mark_symbols_for_renaming, call
2261 (gen_def_assigns): Do not call mark_symbols_for_renaming or
2262 find_new_referenced_vars, call update_stmt.
2263 (gen_inbound_check): Use create_tmp_var and create ssa names manually
2264 instead of calling make_rename_temp. Do not call
2265 find_new_referenced_vars or mark_symbols_for_renaming, call
2268 2009-04-21 Richard Guenther <rguenther@suse.de>
2270 PR tree-optimization/39827
2271 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
2272 (tree_ssa_phiprop): Pass the correct array size.
2274 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
2276 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
2278 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
2281 * c-typeck.c (lvalue_p): Move declaration ...
2282 * c-common.h (lvalue_p): ... to here.
2283 * c-common.c (candidate_equal_p): New.
2284 (add_tlist): Use it.
2285 (merge_tlist): Use it.
2286 (warn_for_collisions_1): Likewise.
2287 (warning_candidate_p): Accept more candidates.
2288 (verify_tree): A warning candidate can be an expression. Use
2291 2009-04-21 Ben Elliston <bje@au.ibm.com>
2294 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
2295 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
2296 options. Remove -mcall-solaris documentation.
2298 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2301 * doc/invoke.texi (-Wlong-long): Update description.
2302 * c-lex (interpret_integer): Only warn if there was no previous
2303 overflow and -Wlong-long is enabled.
2304 * c-decl.c (declspecs_add_type): Drop redundant flags.
2305 * c.opt (Wlong-long): Init to -1.
2306 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
2307 and front-end warn_long_long. Wlong-long only depends on other
2308 flags if it is uninitialized.
2309 * c-parser.c (disable_extension_diagnostics): warn_long_long is
2310 the same for CPP and FE.
2311 (restore_extension_diagnostics): Likewise.
2313 2009-04-20 Ian Lance Taylor <iant@google.com>
2315 Fix enum conversions which are invalid in C++:
2316 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
2317 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
2318 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
2319 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
2320 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
2321 (dbxout_parms): Likewise.
2322 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
2323 (df_clear_flags): Likewise.
2324 * df-problems.c (df_rd_bb_local_compute_process_def): Change
2325 top_flag parameter to int.
2326 (df_chain_create_bb_process_use): Likewise.
2327 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
2329 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
2330 (df_ref_create_structure, df_def_record_1): Likewise.
2331 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
2332 (df_notes_rescan): Change 0 to VOIDmode in function call.
2333 (df_get_call_refs, df_insn_refs_collect): Likewise.
2334 (df_bb_regs_collect): Likewise.
2335 (df_entry_block_defs_collect): Likewise.
2336 (df_exit_block_uses_collect): Likewise.
2337 * df.h: Update declarations.
2338 * double-int.c (double_int_divmod): Add cast to enum type.
2339 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
2340 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
2341 (based_loc_descr): Likewise.
2342 (loc_descriptor_from_tree_1): Change first_op and second_op to
2343 enum dwarf_location_atom. Add cast to enum type.
2344 * expmed.c (init_expmed): Change 0 to SET in function call.
2345 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
2346 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
2347 (do_store_flag): Likewise.
2348 * fixed-value.h (struct fixed_value): Change mode to enum
2350 * function.c (assign_parms): Change 0 to VOIDmode in function call.
2351 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
2353 (insert_insn_decl, insert_decl, insert_state): Likewise.
2354 (automata_list_finish): Likewise.
2355 * genrecog.c (process_define_predicate): Add cast to enum type.
2356 * gensupport.c (init_predicate_table): Add cast to enum type.
2357 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
2359 (gimple_build_call_1, gimple_build_label): Likewise.
2360 (gimple_build_goto, gimple_build_asm_1): Likewise.
2361 (gimple_build_switch_1, gimple_build_cdt): Likewise.
2362 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
2363 (enum fallback): Rename from enum fallback_t.
2364 (fallback_t): Typedef as int.
2365 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
2366 GSI_SAME_STMT in function call.
2367 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
2369 (setup_reg_class_relations): Likewise.
2370 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
2371 (setup_prohibited_class_mode_regs): Add cast to enum type.
2372 (setup_prohibited_mode_move_regs): Likewise.
2373 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
2374 (record_address_regs): Change i to enum reg_class.
2375 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
2376 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
2377 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
2378 (GET_MODE_2XWIDER_MODE): Likewise.
2379 (GET_CLASS_NARROWEST_MODE): Likewise.
2380 * omp-low.c (expand_omp_for): Add cast to enum type.
2381 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
2382 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
2383 * postreload.c (reload_cse_simplify_operands): Change rclass local
2385 * predict.c (combine_predictions_for_insn): Change best_predictor
2386 and predictor to enum br_predictor.
2387 (combine_predictions_for_bb): Likewise.
2388 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
2389 use SET_PREDICT_EXPR_OUTCOME.
2390 * real.c (real_arithmetic): Change icode to code in function call.
2391 * reginfo.c (init_move_cost): Add casts to enum type.
2392 (init_reg_sets_1, init_fake_stack_mems): Likewise.
2393 * regmove.c (regclass_compatible_p): Change class0 and class1 to
2395 * reload.c (find_valid_class): Add casts to enum type.
2396 (push_reload): Change 0 to NO_REGS in function call.
2397 (find_reloads): Change this_alternative to array of enum
2398 reg_class. Remove some now-unnecessary casts.
2399 (make_memloc): Change 0 to VOIDmode in function call.
2400 * reload1.c (reload): Change 0 to VOIDmode in function call.
2401 (eliminate_regs_1, elimination_effects): Likewise.
2402 (eliminate_regs_in_insn): Likewise.
2403 (emit_input_reload_insns): Add cast to enum type.
2404 (delete_output_reload): Change 0 to VOIDmode in function call.
2405 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
2406 to enum type in function call.
2407 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
2408 (SET_PREDICT_EXPR_OUTCOME): Define.
2409 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
2410 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
2411 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
2412 (dump_function): Likewise.
2413 * tree-dump.h: Update declarations.
2414 * tree-pass.h: Update declarations.
2415 * varasm.c (assemble_integer): Change mclass to enum mode_class.
2416 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
2418 (arm_rtx_costs_1): Correct parenthesization.
2419 (arm_rtx_costs): Add casts to enum type.
2420 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
2421 (vfp_emit_fstmd): Use add_rg_note.
2422 (emit_multi_reg_push, emit_sfm): Likewise.
2423 (thumb_set_frame_pointer): Likewise.
2424 (arm_expand_prologue): Likewise.
2425 (arm_regno_class): Change return type to enum reg_class.
2426 (thumb1_expand_prologue): Use add_reg_note.
2427 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
2428 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
2430 * config/arm/gentune.sh: Add cast to enum type.
2431 * config/arm/arm-tune.md: Rebuild.
2432 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
2433 (ix86_split_fp_branch, predict_jump): Likewise.
2434 (ix86_expand_multi_arg_builtin): Change sub_code from enum
2435 insn_code to enum rtx_code.
2436 (ix86_builtin_vectorized_function): Add cast to enum type.
2437 * config/i386/i386.md (truncdfsf2): Change slot to enum
2439 (truncxf<mode>2, isinf<mode>2): Likewise.
2440 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
2442 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
2443 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
2444 (insert_bundle_state): Change 1 to INSERT in function call.
2445 (ia64_add_bundle_selector_before): Likewise.
2446 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
2447 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
2448 (restore_stack_nonlocal): Likewise.
2449 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
2451 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
2453 (mips_rtx_costs): Likewise.
2454 (mips_override_options): Add casts to enum type.
2455 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
2457 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
2458 (store_reg, set_reg_plus_d): Likewise.
2459 (hppa_expand_prologue, hppa_profile_hook): Likewise.
2460 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
2462 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
2464 (emit_unlikely_jump): Use add_reg_note.
2465 (rs6000_emit_allocate_stack): Likewise.
2466 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
2467 (output_toc): Change 1 to INSERT in function call.
2468 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
2469 (rs6000_initialize_trampoline): Likewise.
2470 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
2472 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
2473 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
2474 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
2475 (save_gprs): Use add_reg_note.
2476 (s390_emit_prologue): Likewise.
2477 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
2478 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
2479 (sparc_fold_builtin): Add cast to enum type.
2480 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
2482 (spu_expand_prologue): Use add_reg_note.
2483 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
2485 2009-04-20 Ian Lance Taylor <iant@google.com>
2487 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
2488 (c_parser_postfix_expression_after_primary): Get VEC for list of
2489 arguments. Get original types of arguments. Call
2490 build_function_call_vec.
2491 (cached_expr_list_1, cached_expr_list_2): New static variables.
2492 (c_parser_expr_list): Change return type to VEC *. Add
2493 p_orig_types parameter. Change all callers.
2494 (c_parser_release_expr): New static function.
2495 (c_parser_vec_to_tree_list): New static function.
2496 * c-typeck.c (build_function_call): Rewrite to build a VEC and
2497 call build_function_call_vec.
2498 (build_function_call_vec): New function, based on old
2499 build_function_call.
2500 (convert_arguments): Remove nargs and argarray parameters. Change
2501 values to a VEC. Add origtypes parameter.
2502 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
2503 (convert_for_assignment): Add origtype parameter. Change all
2504 callers. If warn_cxx_compat, check for conversion to an enum
2505 type when calling a function.
2506 (store_init_value): Add origtype parameter. Change all callers.
2507 (digest_init): Likewise.
2508 (struct init_node): Add origtype field.
2509 (add_pending_init): Add origtype parameter. Change all callers.
2510 (output_init_element): Likewise.
2511 (output_pending_init_elements): Pass origtype from init_node to
2512 output_init_element.
2513 (process_init_element): Pass origtype from c_expr to
2514 output_init_element.
2515 (c_finish_return): Add origtype parameter. Change all callers.
2516 * c-common.c (sync_resolve_size): Change params to VEC *. Change
2518 (sync_resolve_params): Likewise.
2519 (sync_resolve_return): Change params to first_param. Change caller.
2520 (resolve_overloaded_builtins): Change params to VEC *. Change
2521 callers. Save first parameter around call to build_function_call_vec.
2522 * c-decl.c (finish_decl): Add origtype parameter. Change all
2523 callers. Call build_function_call_vec rather than
2524 build_function_call for cleanup.
2525 * c-tree.h: Update declarations.
2526 * c-common.h: Update declarations.
2527 * stub-objc.c (objc_rewrite_function_call): Change parameter from
2528 params to first_param.
2529 * target.h (struct gcc_target): Change resolve_overloaded_builtin
2530 params parameter from tree to void *.
2531 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2532 Change arglist parameter to have type void *, and to be a pointer
2534 * config/rs6000/rs6000-protos.h
2535 (altivec_resolve_overloaded_builtin): Update declaration.
2536 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
2537 fnargs parameter to have type void *, and to be a pointer to a
2538 VEC. Call build_function_call_vec instead of
2539 build_function_call.
2540 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
2542 2009-04-20 Joey Ye <joey.ye@intel.com>
2543 Xuepeng Guo <xuepeng.guo@intel.com>
2544 H.J. Lu <hongjiu.lu@intel.com>
2546 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
2548 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
2549 (IX86_LEA_PRIORITY): Likewise.
2550 (distance_non_agu_define): New function.
2551 (distance_agu_use): Likewise.
2552 (ix86_lea_for_add_ok): Likewise.
2553 (ix86_dep_by_shift_count): Likewise.
2555 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
2556 should split for LEA.
2558 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
2560 (ix86_dep_by_shift_count): Likewise.
2562 2009-04-20 Richard Guenther <rguenther@suse.de>
2564 * expr.c (handled_component_p): Move ...
2565 * tree.h (handled_component_p): ... here.
2566 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
2567 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
2568 and REALPART_EXPR to be in one group.
2570 2009-04-20 Richard Guenther <rguenther@suse.de>
2572 * basic-block.h (get_all_dominated_blocks): Declare.
2573 * dominance.c (get_all_dominated_blocks): New function.
2574 * tree-cfg.c (get_all_dominated_blocks): Remove.
2575 (remove_edge_and_dominated_blocks): Adjust.
2576 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
2577 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
2578 instead of recursing.
2580 2009-04-20 Doug Kwan <dougkwan@google.com>
2582 * cgraph.h (cgraph_node_ptr): New type for vector functions.
2583 (struct cgraph_node_set_def): New type.
2584 (cgraph_node_set) New type. Also declare vector functions.
2585 (struct cgraph_node_set_element_def): New type.
2586 (cgraph_node_set_element): Ditto.
2587 (cgraph_node_set_iterator): New iterator type.
2588 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
2589 cgraph_node_set_remove, dump_cgraph_node_set,
2590 debug_cgraph_node_set): New prototypes.
2591 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
2592 cgraph_node_set_size): New inlines.
2593 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
2595 (struct ipa_opt_pass): Add struct cgraph_node_set_def
2596 argument to function 'write_summary'.
2597 * ipa.c: Include ggc.h.
2598 (hash_cgraph_node_set_element,
2599 eq_cgraph_node_set_element, cgraph_node_set_new,
2600 cgraph_node_set_add, cgraph_node_set_remove,
2601 cgraph_node_set_find, dump_cgraph_node_set,
2602 debug_cgraph_node_set): New functions.
2603 * Makefile.in (ipa.o): Add dependency on GGC_H.
2605 2009-04-20 Ira Rosen <irar@il.ibm.com>
2607 PR tree-optimization/39675
2608 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
2609 check of the return code of vect_schedule_slp. Check that
2610 stmt_vec_info still exists for the statement, before checking its
2613 2009-04-20 Michael Matz <matz@suse.de>
2615 * Makefile.in (generated_files): Take out $(simple_generated_c).
2617 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
2619 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
2620 (UINTPTR_TYPE): Likewise.
2622 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2625 * c-typeck.c (digest_init): Check for initializing an array with a
2628 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2631 * c-semantics.c (pop_stmt_list): Propagate
2632 STATEMENT_LIST_HAS_LABEL to parent statement list.
2634 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
2636 * config/mips/mips.h (mips_tune_attr): New macro.
2637 * config/mips/mips.md (cpu): Use it.
2639 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2642 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
2645 2009-04-19 Diego Novillo <dnovillo@google.com>
2647 * toplev.c (compile_file): Move call to coverage_finish ...
2648 * cgraphunit.c (ipa_passes): ... here.
2649 Call cgraph_process_new_functions.
2650 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
2651 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
2653 2009-04-19 Jan Hubicka <jh@suse.cz>
2655 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
2657 (dump_cgraph_node): Dump can throw external flag.
2658 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
2660 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2664 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
2665 * common.opt (Wlogical-op): Move from here...
2666 * c.opt (Wlogical-op): ... to here.
2667 * c-typeck.c (parser_build_binary_op): Update call to
2668 warn_logical_operator.
2669 * c-opts.c (c_common_post_options): Enable warn_logical_op with
2671 * c-common.c (warn_logical_op): Update.
2672 * c-common.h (warn_logical_op): Update declaration.
2674 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
2676 * tree.c (protected_set_expr_location): Fix formatting.
2678 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2681 * c-typeck.c (readonly_warning): new.
2682 (build_unary_op, build_modify_expr): Use readonly_warning for
2683 storing into something readonly but not const-qualified.
2685 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2688 * c-typeck.c (build_unary_op): Check for taking address of
2689 expression of type void.
2691 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2694 * c-typeck.c (build_function_call): Check for calling a function
2695 with qualified void return types. Call require_complete_type when
2698 2009-04-18 Jan Hubicka <jh@suse.cz>
2700 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
2702 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
2703 can_throw_external flag.
2704 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
2705 * ipa-pure-const.c (ignore_edge): New function.
2706 (propagate): Compute order for NOTHROW computation; set NOTHROWs
2707 only over can_throw_external edges.
2708 (local_pure_const): Add nothrow flag.
2709 * ipa-utils.c (searchc): Add ignore_edge callback.
2710 (ipa_utils_reduced_inorder): Add ignore_edge callback.
2711 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
2712 (set_nothrow_function_flags): Update cgraph.
2713 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
2715 2009-04-18 Richard Guenther <rguenther@suse.de>
2718 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
2719 (fold_stmt): ... this and ...
2720 (fold_stmt_inplace): ... this.
2721 (fold_stmt_1): Fold references in calls and asms.
2722 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
2724 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2726 * tree-vrp.c (ssa_name_nonzero_p): Remove.
2727 * tree.h: Remove the prototype for ssa_name_nonzero_p.
2729 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2731 * tree.c (function_args_count): Remove.
2732 * tree.h: Remove the prototype for function_args_count.
2734 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2736 * tree-iterator.c (expr_only): Remove.
2737 * tree.h: Remove the prototype for expr_only.
2739 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2741 * reginfo.c (cannot_change_mode_set_regs): Remove.
2742 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
2744 2009-04-08 Anatoly Sokolov <aesok@post.ru>
2746 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
2747 whether operands 0 and 1 overlaps.
2749 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
2752 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
2753 pointer. Use warning_at instead of warning.
2754 (search_for_addr_array): Likewise.
2755 (check_array_bounds): Likewise.
2756 (check_all_array_refs): Check that the incoming edge is not in the
2757 list of edges to be removed.
2758 (check_all_array_refs): Avoid the temporal pointer.
2759 (vrp_visit_cond_stmt): Fix typo.
2760 (simplify_switch_using_ranges): Handle the case where the switch
2761 index is an integer constant.
2763 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
2765 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
2767 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2769 * doc/extend.texi, doc/invoke.texi: Fix typos.
2771 2009-04-17 Cary Coutant <ccoutant@google.com>
2773 * tree-flow-inline.h (get_lineno): Fix inverted test.
2775 2009-04-17 Diego Novillo <dnovillo@google.com>
2777 * tree-ssa-pre.c (create_expression_by_pieces): Remove
2778 assertion for AVAIL_OUT.
2780 2009-04-17 Mike Frysinger <vapier@gentoo.org>
2783 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
2784 * config/sh/linux-atomic.asm: Likewise.
2786 2009-04-17 Diego Novillo <dnovillo@google.com>
2788 * except.c (debug_eh_tree): New.
2789 (struct eh_region, struct eh_status): Move ...
2790 * except.h: ... here.
2791 (add_type_for_runtime): Declare extern.
2792 (lookup_type_for_runtime): Likewise.
2793 (debug_eh_tree): Declare.
2794 * Makefile.in (GTFILES): List except.h before except.c
2796 2009-04-17 Diego Novillo <dnovillo@google.com>
2798 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
2799 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
2800 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
2801 (find_vars_r): ... here.
2802 * tree-flow.h (find_referenced_vars_in): Declare.
2803 * tree-ssa-pre.c (create_expression_by_pieces): Assert
2804 that AVAIL_OUT exists for BLOCK.
2805 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
2806 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
2807 (tree-parloops.o): Likewise.
2809 2009-04-17 Simon Baldwin <simonb@google.com>
2811 * toplev.c (default_tree_printer): Add handling for %E format.
2813 2009-04-17 Diego Novillo <dnovillo@google.com>
2815 * tree-pretty-print.c (dump_generic_node): Add break after
2816 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
2817 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
2818 FUNCTION_TYPE together. Call print_struct_decl when printing
2819 structures and TDF_SLIM is not given.
2820 (print_struct_decl): Fix logic for detecting recursion.
2822 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2825 * gcc.c (create_at_file): New.
2826 (compile_input_file_p): New.
2827 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
2828 * main.c (main): Update call to toplev_main.
2829 * toplev.c (toplev_main): Change signature. Call expandargv.
2830 * toplev.h (toplev_main): Change signature.
2832 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2834 * dwarf2out.c (field_byte_offset): Use the type size as the field size
2835 if the latter is not constant.
2837 2009-04-17 David Edelsohn <edelsohn@gnu.org>
2839 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
2841 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2843 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
2844 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
2846 2009-04-17 Richard Guenther <rguenther@suse.de>
2848 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2849 Handle component references view-converting an invariant address.
2851 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
2853 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
2854 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
2855 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
2856 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
2857 Use @deftypevr rather than @deftypevar.
2859 2009-04-17 Richard Guenther <rguenther@suse.de>
2861 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
2862 (get_prop_source_stmt): Likewise.
2863 (can_propagate_from): Likewise.
2865 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
2867 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
2868 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
2869 (--with-multilib-list): Add default value.
2870 * configure: Regenerate.
2871 * Makefile.in (TM_ENDIAN_CONFIG): Define.
2872 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
2873 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
2874 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
2875 Don't add default cpu to multilib list unnecessarily, but do enable
2876 the relevant compiler option..
2877 Add support for --with-multilib-list=<blank> and
2878 --with-multilib-list=!<somelib> to supress unwanted multilibs.
2879 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
2880 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
2881 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
2883 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
2884 (MULTILIB_OSDIRNAMES): New variable.
2885 * config/sh/t-1e: Delete file.
2886 * config/sh/t-mlib-sh1: Delete file.
2887 * config/sh/t-mlib-sh2: Delete file.
2888 * config/sh/t-mlib-sh2a: Delete file.
2889 * config/sh/t-mlib-sh2a-nofpu: Delete file.
2890 * config/sh/t-mlib-sh2a-single: Delete file.
2891 * config/sh/t-mlib-sh2a-single-only: Delete file.
2892 * config/sh/t-mlib-sh2e: Delete file.
2893 * config/sh/t-mlib-sh3e: Delete file.
2894 * config/sh/t-mlib-sh4: Delete file.
2895 * config/sh/t-mlib-sh4-nofpu: Delete file.
2896 * config/sh/t-mlib-sh4-single: Delete file.
2897 * config/sh/t-mlib-sh4-single-only: Delete file.
2898 * config/sh/t-mlib-sh4a: Delete file.
2899 * config/sh/t-mlib-sh4a-nofpu: Delete file.
2900 * config/sh/t-mlib-sh4a-single: Delete file.
2901 * config/sh/t-mlib-sh4a-single-only: Delete file.
2902 * config/sh/t-mlib-sh4al: Delete file.
2903 * config/sh/t-mlib-sh5-32media: Delete file.
2904 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
2905 * config/sh/t-mlib-sh5-64media: Delete file.
2906 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
2907 * config/sh/t-mlib-sh5-compact: Delete file.
2908 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
2909 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
2910 * doc/install.texi (Options specification): Add
2911 --with-multilib-list and --with-endian.
2913 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2915 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
2917 (OBJS-common): Add plugin-version.o.
2918 (plugin-version.o): New.
2919 * gcc-plugin.h (plugin_gcc_version): New.
2920 (plugin_default_version_check): New.
2921 (plugin_init_func, plugin_init): Add version argument.
2922 * plugin-version.c: New.
2923 * plugin.c (str_plugin_gcc_version_name): New.
2924 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
2925 pass it to the init function.
2926 (plugin_default_version_check): New.
2928 2009-04-17 Richard Guenther <rguenther@suse.de>
2930 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
2931 for decl-vs-decl disambiguation.
2933 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
2935 * config/s390/s390.h (s390_tune_attr): New macro definition.
2936 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
2938 2009-04-17 Richard Guenther <rguenther@suse.de>
2940 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
2941 (fold_stmt_r): Likewise.
2942 (maybe_fold_reference): New function.
2943 (fold_gimple_assign): Handle cases fold_stmt_r did.
2944 (fold_stmt): Do not use fold_stmt_r.
2945 (fold_stmt_inplace): Likewise.
2947 2009-04-17 Richard Guenther <rguenther@suse.de>
2949 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
2950 (record_equivalences_from_stmt): Remove useless checks and
2952 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
2953 the type is already suitable.
2955 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
2957 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
2959 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
2961 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
2962 (CMPtype): Define as __gcc_CMPtype.
2964 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
2966 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
2967 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
2969 2009-04-17 Richard Guenther <rguenther@suse.de>
2971 PR tree-optimization/39746
2972 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
2973 special-casing for builtins and static variable use/def.
2974 (call_may_clobber_ref_p_1): Likewise.
2976 2009-04-16 Ian Lance Taylor <iant@google.com>
2978 * df.h: Include "timevar.h".
2979 (struct df_problem): Change tv_id field to timevar_id_t.
2980 * tree-pass.h: Include "timevar.h".
2981 (struct opt_pass): Change tv_id field to timevar_id_t.
2982 * timevar.h (timevar_id_t): Define TV_NONE.
2983 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
2984 TV_NONE rather than tv_id != 0.
2985 (execute_one_pass): Likewise.
2986 * Makefile.in (DF_H): Add $(TIMEVAR_H).
2987 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
2988 dependencies to $(TREE_PASS_H).
2989 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
2991 (pass_branch_target_load_optimize2): Likewise.
2992 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
2993 (pass_outof_cfg_layout_mode): Likewise.
2994 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
2995 (pass_rebuild_cgraph_edges): Likewise.
2996 (pass_remove_cgraph_callee_edges): Likewise.
2997 * df-core.c (pass_df_initialize_opt): Likewise.
2998 (pass_df_initialize_no_opt): Likewise.
2999 (pass_df_finish): Likewise.
3000 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
3001 * except.c (pass_set_nothrow_function_flags): Likewise.
3002 (pass_convert_to_eh_region_ranges): Likewise.
3003 * final.c (pass_compute_alignments): Likewise.
3004 * function.c (pass_instantiate_virtual_regs): Likewise.
3005 (pass_init_function): Likewise.
3006 (pass_leaf_regs): Likewise.
3007 (pass_match_asm_constraints): Likewise.
3008 * gimple-low.c (pass_lower_cf): Likewise.
3009 (pass_mark_used_blocks): Likewise.
3010 * init-regs.c (pass_initialize_regs): Likewise.
3011 * integrate.c (pass_initial_value_sets): Likewise.
3012 * ira.c (pass_ira): Likewise.
3013 * jump.c (pass_cleanup_barriers): Likewise.
3014 * omp-low.c (pass_expand_omp): Likewise.
3015 (pass_lower_omp): Likewise.
3016 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
3017 * recog.c (pass_split_all_insns): Likewise.
3018 (pass_split_after_reload): Likewise.
3019 (pass_split_before_regstack): Likewise.
3020 (pass_split_before_sched2): Likewise.
3021 (pass_split_for_shorten_branches): Likewise.
3022 * reginfo.c (pass_reginfo_init): Likewise.
3023 (pass_subregs_of_mode_init): Likewise.
3024 (pass_subregs_of_mode_finish): Likewise.
3025 * passes.c (pass_postreload): Likewise.
3026 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
3027 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
3028 (pass_warn_function_return): Likewise.
3029 (pass_warn_function_noreturn): Likewise.
3030 * tree-complex.c (pass_lower_complex): Likewise.
3031 (pass_lower_complex_O0): Likewise.
3032 * tree-if-conv.c (pass_if_conversion): Likewise.
3033 * tree-into-ssa.c (pass_build_ssa): Likewise.
3034 * tree-mudflap.c (pass_mudflap_1): Likewise.
3035 (pass_mudflap_2): Likewise.
3036 * tree-nomudflap.c (pass_mudflap_1): Likewise.
3037 (pass_mudflap_2): Likewise.
3038 * tree-nrv.c (pass_return_slot): Likewise.
3039 * tree-object-size.c (pass_object_sizes): Likewise.
3040 * tree-optimize.c (pass_all_optimizations): Likewise.
3041 (pass_early_local_passes): Likewise.
3042 (pass_all_early_optimizations): Likewise.
3043 (pass_cleanup_cfg): Likewise.
3044 (pass_cleanup_cfg_post_optimizing): Likewise.
3045 (pass_free_datastructures): Likewise.
3046 (pass_free_cfg_annotations): Likewise.
3047 (pass_fixup_cfg): Likewise.
3048 (pass_init_datastructures): Likewise.
3049 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
3050 (pass_late_warn_uninitialized): Likewise.
3051 (pass_update_address_taken): Likewise.
3052 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
3053 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
3054 (pass_cse_sincos): Likewise.
3055 (pass_convert_to_rsqrt): Likewise.
3056 * tree-ssa-structalias.c (pass_build_alias): Likewise.
3057 * tree-stdarg.c (pass_stdarg): Likewise.
3058 * tree-tailcall.c (pass_tail_recursion): Likewise.
3059 (pass_tail_calls): Likewise.
3060 * tree-vect-generic.c (pass_lower_vector): Likewise.
3061 (pass_lower_vector_ssa): Likewise.
3062 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
3064 2009-04-16 Joseph Myers <joseph@codesourcery.com>
3066 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
3068 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
3070 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
3071 logical and signext.
3073 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
3076 * config/sh/predicates.md (arith_operand): Check if the operand
3077 of TRUNCATE is a REG.
3079 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3081 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
3082 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
3084 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3086 * tree-iterator.c (tsi_split_statement_list_after,
3087 tsi_split_statement_list_before): Remove.
3088 * tree-iterator.h: Remove the prototypes for
3089 tsi_split_statement_list_after and tsi_split_statement_list_before.
3091 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3093 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
3094 * tree-ssa-propagate.h: Remove the prototype for
3095 stmt_makes_single_load.
3097 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3099 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
3100 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
3102 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3104 * tree-iterator.c (EXPR_LAST_BODY): Remove.
3106 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3108 * except.c (eh_region_outer_p): Remove.
3109 * except.h: Remove the prototype for eh_region_outer_p.
3111 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3113 * function.c (current_function_assembler_name): Remove.
3114 * function.h: Remove the prototype for
3115 current_function_assembler_name.
3117 2009-04-16 Ian Lance Taylor <iant@google.com>
3119 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
3120 (add_reg_note): Call alloc_reg_note.
3121 * rtl.h (alloc_reg_note): Declare.
3122 * combine.c (try_combine): Use alloc_reg_note.
3123 (recog_for_combine, move_deaths): Likewise.
3124 (distribute_notes): Use alloc_reg_note and add_reg_note.
3125 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
3126 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
3127 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
3129 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
3131 PR rtl-optimization/39762
3132 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
3133 ira_may_move_out_cost): Add comments about way of their usage.
3134 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
3136 * ira-conflicts.c (process_regs_for_copy): Use function
3137 ira_get_register_move_cost instead of global
3138 ira_register_move_cost.
3140 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
3141 color_pass, move_spill_restore, update_curr_costs): Ditto.
3143 * ira-lives.c (process_single_reg_class_operands): Ditto.
3145 * ira-emit.c (emit_move_list): Ditto.
3147 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
3148 (record_reg_classes): Ditto. Use functions
3149 ira_get_register_move_cost and ira_get_may_move_cost instead of
3150 global vars ira_register_move_cost, ira_may_move_out_cost and
3151 ira_may_move_in_cost.
3152 (record_address_regs): Don't call ira_init_register_move_cost.
3153 Use function ira_get_may_move_cost instead of global
3154 ira_may_move_in_cost.
3155 (process_bb_node_for_hard_reg_moves): Use function
3156 ira_get_register_move_cost instead of global ira_register_move_cost.
3157 (ira_costs): Don't call ira_init_register_move_cost.
3159 2009-04-16 Richard Guenther <rguenther@suse.de>
3161 * tree-cfg.c (verify_gimple_assign_binary):
3162 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
3163 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
3164 (create_general_new_stmt): Note that this function is broken.
3166 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
3168 * common.opt (fhelp): Add Var(help_flag).
3169 * gcc-plugin.h (plugin_info): Add help.
3170 * plugin.c (plugin_name_args): Add help.
3171 (register_plugin_info): Set plugin->help.
3172 (print_help_one_plugin): New.
3173 (print_plugins_help): New.
3174 * plugin.h (print_plugins_help): New.
3175 * toplev.c (toplev_main): Call print_plugins_help if needed.
3177 2009-04-16 Richard Guenther <rguenther@suse.de>
3179 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
3180 (gimple_ior_addresses_taken_1): New function.
3181 (gimple_ior_addresses_taken): Likewise.
3182 * gimple.h (struct gimple_statement_with_ops_base): Remove
3183 addresses_taken member.
3184 (gimple_ior_addresses_taken): Declare.
3185 (gimple_addresses_taken, gimple_addresses_taken_ptr,
3186 gimple_set_addresses_taken): Remove.
3187 * ipa-reference.c (mark_address): New function.
3188 (scan_stmt_for_static_refs): Use it for marking addresses taken.
3189 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
3190 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
3191 (gimple_add_to_addresses_taken): Remove.
3192 (get_tmr_operands): Call mark_address_taken.
3193 (get_asm_expr_operands): Likewise.
3194 (get_expr_operands): Likewise.
3195 (build_ssa_operands): Do not clear the addresses_taken bitmap.
3196 (free_stmt_operands): Do not free it.
3197 * tree-ssa.c (delete_tree_ssa): Likewise.
3198 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
3200 2009-04-16 Richard Guenther <rguenther@suse.de>
3202 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
3203 (walk_stmt_load_store_ops): Likewise.
3204 * gimple.c (get_base_loadstore): New function.
3205 (walk_stmt_load_store_addr_ops): Likewise.
3206 (walk_stmt_load_store_ops): Likewise.
3207 * ipa-pure-const.c (check_op): Simplify.
3208 (check_load, check_store): New functions.
3209 (check_stmt): Use walk_stmt_load_store_ops.
3210 * ipa-reference.c (mark_load): Adjust signature.
3211 (mark_store): Likewise.
3212 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
3214 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
3216 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
3218 * opts.c (common_handle_option): Don't call print_version.
3219 * plugin.c (plugin_name_args): Add version.
3220 (register_plugin_info): New.
3221 (register_callback): Handle PLUGIN_INFO.
3222 (try_init_one_plugin): New.
3223 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
3225 (finalize_one_plugin): New.
3226 (finalize_plugins): New.
3227 (print_one_plugin): New.
3228 (print_plugins_versions): New.
3229 * plugin.h (print_plugins_versions): New.
3230 (finalize_plugins): New.
3231 * toplev.c (compile_file): Don't call initialize_plugins.
3232 (print_version): Call print_plugins_versions.
3233 (toplev_main): Call initialize_plugins. Print version if needed.
3234 Call finalize_plugins.
3236 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
3238 * common.opt (fversion): New.
3239 * gcc.c (print_version): New.
3240 (process_command): Don't print the version. Just set print_version.
3241 (main): Print version. Call subprocesses if print_version and
3242 verbose_flag are set.
3243 * opts.c (common_handle_option): Handle OPT_fversion.
3245 2009-04-16 Richard Guenther <rguenther@suse.de>
3246 Ira Rosen <irar@il.ibm.com>
3248 PR tree-optimization/39698
3249 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
3250 type of the reduction variable. Only generate the def if
3253 * omp-low.c (expand_omp_for_generic): When converting to a pointer
3254 make sure to first convert to an integer of the same precision.
3255 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
3256 the type of the evolution correctly in computing the new
3257 induction variable base.
3259 2009-04-16 Richard Guenther <rguenther@suse.de>
3262 * tree-cfg.c (make_blocks): Split statements with to-be
3263 abnormal SSA names on the lhs.
3265 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
3267 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
3268 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
3269 * c-typeck.c (really_start_incremental_init): Likewise.
3270 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
3271 (TARGET_INITIALIZER): Remove it.
3272 * target.h (struct target): Remove vector_opaque_p.
3273 * tree.c (build_opaque_vector_type): New.
3274 * tree.h (TYPE_VECTOR_OPAQUE): New.
3275 (build_opaque_vector_type): Declare.
3276 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
3277 * config/rs6000/rs6000.c (build_opaque_vector_type,
3278 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
3279 (rs6000_init_builtins): Use build_opaque_vector_type for
3280 opaque_V4SI_type_node.
3282 2009-04-15 Catherine Moore <clm@codesourcery.com>
3284 * debug.h (set_name): Declare.
3285 * dwarf2out.c (dwarf2out_set_name): Declare.
3286 (dwarf2_debug_hooks): Add set_name.
3287 (find_AT_string): New.
3288 (add_AT_string): Call find_AT_string.
3289 (dwarf2out_set_name): New.
3290 * cp/decl.c (grokdeclarator): Call set_name.
3291 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
3292 * debug.c (do_nothing_debug_hooks): Likewise.
3293 * dbxout.c (dbx_debug_hooks): Likewise.
3294 * sdbout.c (sdb_debug_hooks): Likewise.
3296 2009-04-15 Michael Eager <eager@eagercon.com>
3298 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
3299 reg for single-precision FPU.
3300 * config/rs6000/rs6000.md (movsi_internal1): Only for
3302 (movsi_internal1_single): New. Add pattern to move SI values to/from
3303 single-precision FP regs.
3305 2009-04-15 Richard Guenther <rguenther@suse.de>
3307 * omp-low.c (lower_rec_input_clauses): Build correct address
3309 (expand_omp_for_generic): Fix multiplication type.
3310 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
3311 (generate_memset_zero): Fix types.
3312 * tree-profile.c (prepare_instrumented_value): Correctly
3315 2009-04-15 Ian Lance Taylor <iant@google.com>
3317 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
3318 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
3319 for -Wall and for -Wc++-compat.
3320 (c_common_post_options): For C++, set warn_enum_compare if not
3322 * c-tree.h (struct c_expr): Add field original_type.
3323 (build_external_ref): Update declaration.
3324 * c-parser.c (c_parser_braced_init): Set original_type.
3325 (c_parser_initelt): Likewise.
3326 (c_parser_expr_no_commas): Likewise.
3327 (c_parser_conditional_expression): Likewise.
3328 (c_parser_cast_expression): Likewise.
3329 (c_parser_unary_expression): Likewise. Pull setting of
3330 original_code to top of function.
3331 (c_parser_sizeof_expression): Set original_type.
3332 (c_parser_alignof_expression): Likewise.
3333 (c_parser_postfix_expression): Likewise. Pull setting of
3334 original_code to top of function.
3335 (c_parser_postfix_expression_after_paren_type): Set original_type.
3336 (c_parser_postfix_expression_after_primary): Likewise.
3337 (c_parser_expression): Likewise.
3338 * c-typeck.c (build_external_ref): Add type parameter. Change all
3340 (c_expr_sizeof_expr): Set original_type field.
3341 (parser_build_unary_op): Likewise.
3342 (parser_build_binary_op): Likewise. Optionally warn about
3343 comparisons of enums of different types.
3344 (digest_init): Set original_type field.
3345 (really_start_incremental_init): Likewise.
3346 (push_init_level, pop_init_level): Likewise.
3347 * doc/invoke.texi (Warning Options): -Wenum-compare now
3350 2009-04-15 Richard Guenther <rguenther@suse.de>
3352 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
3353 out a necessary conversion.
3354 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
3355 names we didn't value number.
3356 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
3358 2009-04-15 Richard Guenther <rguenther@suse.de>
3360 PR tree-optimization/39764
3361 * tree-ssa-ccp.c (get_value): Canonicalize value with
3362 canonicalize_float_value.
3364 2009-04-15 Jan Hubicka <jh@suse.cz>
3366 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
3367 Wrong version of patch.
3369 2009-04-15 Jan Hubicka <jh@suse.cz>
3371 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
3373 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
3375 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
3376 our distinct integral and vector types.
3378 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
3380 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
3381 * init.c (build_vtbl_address): Remove call to assemble_external.
3383 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
3385 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
3386 output for other floating point modes.
3388 2009-04-14 Diego Novillo <dnovillo@google.com>
3390 * diagnostic.c (diagnostic_report_diagnostic): Do not
3391 warn about loaded plugins for DK_ERROR and DK_WARNING.
3392 * c-decl.c (declspecs_add_type): Move call to
3393 invoke_plugin_callbacks ...
3394 * c-parser.c (c_parser_declspecs): ... here.
3395 * plugin.c (dump_active_plugins): Tidy output.
3397 2009-04-14 Diego Novillo <dnovillo@google.com>
3398 Le-Chun Wu <lcwu@google.com>
3400 * configure.ac: Add --enable-plugin support.
3401 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
3402 * Makefile.in (PLUGIN_H): Define.
3403 Export ENABLE_PLUGIN and GMPINC to site.exp.
3404 Add PLUGINLIBS to link command.
3405 Add/modify dependencies for plugin.o and files including plugin.h.
3407 * config.in: Regenerate.
3409 * opts.c (common_handle_option): Handle OPT_fplugin_ and
3412 2009-04-14 Le-Chun Wu <lcwu@google.com>
3414 * tree-pass.h (register_one_dump_file): Add a prototype for
3415 register_one_dump_file.
3416 * toplev.c (compile_file): Call initialize_plugins.
3417 (do_compile): Call invoke_plugin_callbacks.
3418 (toplev_main): Call invoke_plugin_callbacks.
3419 * common.opt: Add -fplugin= and -fplugin-arg-.
3420 * gcc-plugin.h: New public header file for plugins to include.
3421 * plugin.c: New source file.
3422 * plugin.h: New internal header file.
3423 * passes.c (register_one_dump_file): Make it external.
3425 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
3427 2009-04-14 Diego Novillo <dnovillo@google.com>
3429 * doc/plugins.texi: New.
3430 * doc/gccint.texi: Add reference to Plugins chapter.
3431 * doc/invoke.texi: Document -fplugin and -fplugin-arg
3432 * diagnostic.c (diagnostic_report_diagnostic): Warn about
3433 loaded plugins, if any.
3434 * timevar.def (TV_PLUGIN_INIT): Define.
3435 (TV_PLUGIN_RUN): Define.
3436 * plugin.c: Include timevar.h
3437 (plugins_active_p): New.
3438 (dump_active_plugins): New.
3439 (debug_active_plugins): New.
3441 2009-04-14 Joseph Myers <joseph@codesourcery.com>
3443 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
3445 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
3447 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
3449 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
3450 the same as a minus without a shift.
3452 2009-04-14 Nick Clifton <nickc@redhat.com>
3454 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
3455 comparisons with small integers will always produce a short
3458 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
3461 2008-12-19 Diego Novillo <dnovillo@google.com>
3463 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
3465 2009-04-14 Richard Guenther <rguenther@suse.de>
3467 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
3469 (verify_gimple_assign_binary): Likewise. Handle shifts and
3471 (verify_gimple_phi): Print the mismatched argument position.
3472 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3474 (vect_update_init_of_dr): Likewise.
3475 * matrix-reorg.c (transform_access_sites): Do what the
3477 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
3479 2009-04-13 Michael Eager <eager@eagercon.com>
3481 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
3482 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
3483 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
3484 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
3485 remove duplicate config
3487 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3489 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
3490 file_name:line_number type locator of the call site.
3492 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
3494 * genautomata.c: Put blank after comma.
3495 (automaton_decls): New.
3496 (struct unit_usage): Add comments to member next.
3497 (store_alt_unit_usage): Keep the list ordered.
3498 (unit_present_on_list_p, equal_alternatives_p): New.
3499 (check_regexp_units_distribution): Check units distribution
3500 correctness correctly.
3501 (main): Don't write automata if error is found. Return correct
3504 * config/m68k/cf.md (cfv4_ds): Remove.
3505 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
3506 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
3508 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
3509 power4-load-ext, power4-store, power4-store-update,
3510 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
3511 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
3512 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
3513 power4-sqrt, power4-isync): Modify reservation to make correct
3514 unit distribution to automata.
3516 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
3517 power5-store-update, power5-two, power5-three, power5-lmul,
3518 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
3520 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
3522 * except.c (pass_set_nothrow_function_flags): Set name and add
3524 (set_nothrow_function_flags): Mention in the dump file when
3525 changing a function to nothrow.
3527 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
3530 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
3531 instead of unsigned long.
3533 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3535 * config/arm/arm.c (return_used_this_function): Remove.
3536 (arm_output_function_prologue): Remove use of
3537 return_used_this_function.
3538 (output_return_instruction): Replace use of
3539 return_used_this_function
3540 by cfun->machine->return_used_this_function.
3541 (arm_output_epilogue): Likewise.
3542 (arm_output_function_epilogue): Likewise.
3543 (thumb_unexpanded_epilogue): Likewise.
3544 * config/arm/arm.h (struct machine_function):
3545 New member return_used_this_function.
3547 2009-04-12 Mark Mitchell <mark@codesourcery.com>
3549 * doc/install.texi: Correct description of default directory for
3550 --with-gxx-include-dir.
3552 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
3554 * fold-const.c (build_range_check): Properly deal with enumeral and
3557 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
3559 * doc/invoke.texi (max_gcse_passes): Remove documentation.
3560 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
3561 * params.h (MAX_GCSE_PASSES): Remove.
3562 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
3563 in sequence. Remove ability to run multiple passes.
3564 (bypass_jumps): Report run as third CPROP pass.
3566 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
3569 * except.c (can_throw_external): Look at each insn in a SEQUENCE
3570 when deciding whether the whole SEQUENCE can throw.
3572 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
3575 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
3576 offseted label references.
3578 2009-04-11 Jan Hubicka <jh@suse.cz>
3580 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
3582 2009-04-11 Richard Guenther <rguenther@suse.de>
3585 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
3586 return variables as TREE_ADDRESSABLE.
3588 2009-04-11 Richard Guenther <rguenther@suse.de>
3590 PR tree-optimization/39713
3591 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
3592 reference trees have SSA_NAME operands.
3594 2009-04-11 Richard Guenther <rguenther@suse.de>
3597 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
3598 address expressions.
3600 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
3602 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
3603 match changes in Cygwin 1.7
3604 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
3605 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
3607 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3609 PR tree-optimization/39701
3610 * doc/invoke.texi (Optimization Options): Document change in
3611 meaning and initialization of -fdelete-null-pointer-checks.
3613 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3616 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
3618 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
3621 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
3623 2009-04-10 Chao-ying Fu <fu@mips.com>
3625 * doc/tm.texi (Instruction Output): Document
3626 TARGET_ASM_FINAL_POSTSCAN_INSN.
3627 * target.h (final_postscan_insn): New field in asm_out.
3628 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3629 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
3630 * final.c (final_scan_insn): Call
3631 targetm.asm_out.final_postscan_insn after outputting
3632 an asm macro and a normal instruction.
3634 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
3635 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
3636 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
3637 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
3638 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3640 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3643 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
3644 variables as non-NULL even with -fdelete-null-pointer-checks.
3646 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3648 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
3650 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
3653 * config/i386/i386.c (classify_argument): Handle SCmode with
3654 (bit_offset % 64) != 0.
3656 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
3658 * doc/invoke.texi (Optimize Options): Add cross-reference to
3659 -Q --help=optimizers examples.
3661 2009-04-10 Ben Elliston <bje@au.ibm.com>
3664 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
3665 regalign for the reg == fpr and TDmode case.
3667 2009-04-09 David Ayers <ayers@fsfe.org>
3670 * objc/objc-act.c (warn_with_method): Remove helper function.
3671 (check_duplicates): Call warning and inform directly.
3672 (really_start_method): Likewise.
3674 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3676 * expmed.c (expand_divmod): Always use a comparison for a division
3677 by a large unsigned integer.
3679 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
3680 for things others than variables or functions as nonzero.
3682 2009-04-09 Nick Clifton <nickc@redhat.com>
3684 * unwind-compat.c: Change copyright header to refer to version
3685 3 of the GNU General Public License with version 3.1 of the
3686 GCC Runtime Library Exception and to point readers at the
3687 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
3688 * config/alpha/crtfastmath.c: Likewise.
3689 * config/alpha/linux-unwind.h: Likewise.
3690 * config/alpha/qrnnd.asm: Likewise.
3691 * config/alpha/vms-crt0-64.c: Likewise.
3692 * config/alpha/vms-crt0.c: Likewise.
3693 * config/alpha/vms-dwarf2.asm: Likewise.
3694 * config/alpha/vms-dwarf2eh.asm: Likewise.
3695 * config/alpha/vms-psxcrt0-64.c: Likewise.
3696 * config/alpha/vms-psxcrt0.c: Likewise.
3697 * config/alpha/vms_tramp.asm: Likewise.
3698 * config/arc/initfini.c: Likewise.
3699 * config/arc/lib1funcs.asm: Likewise.
3700 * config/arm/bpabi-v6m.S: Likewise.
3701 * config/arm/bpabi.S: Likewise.
3702 * config/arm/bpabi.c: Likewise.
3703 * config/arm/crti.asm: Likewise.
3704 * config/arm/crtn.asm: Likewise.
3705 * config/arm/ieee754-df.S: Likewise.
3706 * config/arm/ieee754-sf.S: Likewise.
3707 * config/arm/lib1funcs.asm: Likewise.
3708 * config/arm/libunwind.S: Likewise.
3709 * config/arm/linux-atomic.c: Likewise.
3710 * config/arm/mmintrin.h: Likewise.
3711 * config/arm/pr-support.c: Likewise.
3712 * config/arm/unaligned-funcs.c: Likewise.
3713 * config/arm/unwind-arm.c: Likewise.
3714 * config/arm/unwind-arm.h: Likewise.
3715 * config/avr/libgcc.S: Likewise.
3716 * config/bfin/crti.s: Likewise.
3717 * config/bfin/crtlibid.s: Likewise.
3718 * config/bfin/crtn.s: Likewise.
3719 * config/bfin/lib1funcs.asm: Likewise.
3720 * config/bfin/linux-unwind.h: Likewise.
3721 * config/cris/arit.c: Likewise.
3722 * config/cris/cris_abi_symbol.c: Likewise.
3723 * config/darwin-64.c: Likewise.
3724 * config/darwin-crt2.c: Likewise.
3725 * config/darwin-crt3.c: Likewise.
3726 * config/darwin.h: Likewise.
3727 * config/dbxelf.h: Likewise.
3728 * config/dfp-bit.c: Likewise.
3729 * config/dfp-bit.h: Likewise.
3730 * config/elfos.h: Likewise.
3731 * config/fixed-bit.c: Likewise.
3732 * config/fixed-bit.h: Likewise.
3733 * config/fp-bit.c: Likewise.
3734 * config/fp-bit.h: Likewise.
3735 * config/fr30/crti.asm: Likewise.
3736 * config/fr30/crtn.asm: Likewise.
3737 * config/fr30/lib1funcs.asm: Likewise.
3738 * config/freebsd-spec.h: Likewise.
3739 * config/frv/cmovd.c: Likewise.
3740 * config/frv/cmovh.c: Likewise.
3741 * config/frv/cmovw.c: Likewise.
3742 * config/frv/frvbegin.c: Likewise.
3743 * config/frv/frvend.c: Likewise.
3744 * config/frv/lib1funcs.asm: Likewise.
3745 * config/glibc-stdint.h: Likewise.
3746 * config/h8300/clzhi2.c: Likewise.
3747 * config/h8300/crti.asm: Likewise.
3748 * config/h8300/crtn.asm: Likewise.
3749 * config/h8300/ctzhi2.c: Likewise.
3750 * config/h8300/fixunssfsi.c: Likewise.
3751 * config/h8300/lib1funcs.asm: Likewise.
3752 * config/h8300/parityhi2.c: Likewise.
3753 * config/h8300/popcounthi2.c: Likewise.
3754 * config/i386/ammintrin.h: Likewise.
3755 * config/i386/att.h: Likewise.
3756 * config/i386/avxintrin.h: Likewise.
3757 * config/i386/biarch64.h: Likewise.
3758 * config/i386/bmmintrin.h: Likewise.
3759 * config/i386/cpuid.h: Likewise.
3760 * config/i386/cross-stdarg.h: Likewise.
3761 * config/i386/crtfastmath.c: Likewise.
3762 * config/i386/crtprec.c: Likewise.
3763 * config/i386/cygming-crtbegin.c: Likewise.
3764 * config/i386/cygming-crtend.c: Likewise.
3765 * config/i386/cygwin.asm: Likewise.
3766 * config/i386/emmintrin.h: Likewise.
3767 * config/i386/gmm_malloc.h: Likewise.
3768 * config/i386/gthr-win32.c: Likewise.
3769 * config/i386/i386.h: Likewise.
3770 * config/i386/immintrin.h: Likewise.
3771 * config/i386/linux-unwind.h: Likewise.
3772 * config/i386/linux64.h: Likewise.
3773 * config/i386/mm3dnow.h: Likewise.
3774 * config/i386/mmintrin-common.h: Likewise.
3775 * config/i386/mmintrin.h: Likewise.
3776 * config/i386/nmmintrin.h: Likewise.
3777 * config/i386/pmm_malloc.h: Likewise.
3778 * config/i386/pmmintrin.h: Likewise.
3779 * config/i386/smmintrin.h: Likewise.
3780 * config/i386/sol2-c1.asm: Likewise.
3781 * config/i386/sol2-ci.asm: Likewise.
3782 * config/i386/sol2-cn.asm: Likewise.
3783 * config/i386/sol2-gc1.asm: Likewise.
3784 * config/i386/tmmintrin.h: Likewise.
3785 * config/i386/unix.h: Likewise.
3786 * config/i386/w32-unwind.h: Likewise.
3787 * config/i386/wmmintrin.h: Likewise.
3788 * config/i386/x86-64.h: Likewise.
3789 * config/i386/x86intrin.h: Likewise.
3790 * config/i386/xmmintrin.h: Likewise.
3791 * config/ia64/crtbegin.asm: Likewise.
3792 * config/ia64/crtend.asm: Likewise.
3793 * config/ia64/crtfastmath.c: Likewise.
3794 * config/ia64/crti.asm: Likewise.
3795 * config/ia64/crtn.asm: Likewise.
3796 * config/ia64/fde-glibc.c: Likewise.
3797 * config/ia64/lib1funcs.asm: Likewise.
3798 * config/ia64/linux-unwind.h: Likewise.
3799 * config/ia64/quadlib.c: Likewise.
3800 * config/ia64/unwind-ia64.c: Likewise.
3801 * config/linux.h: Likewise.
3802 * config/m32c/m32c-lib1.S: Likewise.
3803 * config/m32c/m32c-lib2-trapv.c: Likewise.
3804 * config/m32c/m32c-lib2.c: Likewise.
3805 * config/m32r/initfini.c: Likewise.
3806 * config/m68hc11/larith.asm: Likewise.
3807 * config/m68hc11/m68hc11-crt0.S: Likewise.
3808 * config/m68k/cf.md: Likewise.
3809 * config/m68k/crti.s: Likewise.
3810 * config/m68k/crtn.s: Likewise.
3811 * config/m68k/lb1sf68.asm: Likewise.
3812 * config/m68k/linux-unwind.h: Likewise.
3813 * config/mcore/crti.asm: Likewise.
3814 * config/mcore/crtn.asm: Likewise.
3815 * config/mcore/lib1.asm: Likewise.
3816 * config/mips/linux-unwind.h: Likewise.
3817 * config/mips/loongson.h: Likewise.
3818 * config/mips/mips16.S: Likewise.
3819 * config/mmix/crti.asm: Likewise.
3820 * config/mmix/crtn.asm: Likewise.
3821 * config/pa/fptr.c: Likewise.
3822 * config/pa/hpux-unwind.h: Likewise.
3823 * config/pa/lib2funcs.asm: Likewise.
3824 * config/pa/linux-atomic.c: Likewise.
3825 * config/pa/linux-unwind.h: Likewise.
3826 * config/pa/milli64.S: Likewise.
3827 * config/pa/quadlib.c: Likewise.
3828 * config/pa/stublib.c: Likewise.
3829 * config/picochip/libgccExtras/adddi3.asm: Likewise.
3830 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
3831 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
3832 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
3833 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
3834 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
3835 * config/picochip/libgccExtras/divmod15.asm: Likewise.
3836 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
3837 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
3838 * config/picochip/libgccExtras/longjmp.asm: Likewise.
3839 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
3840 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
3841 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
3842 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
3843 * config/picochip/libgccExtras/setjmp.asm: Likewise.
3844 * config/picochip/libgccExtras/subdi3.asm: Likewise.
3845 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
3846 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
3847 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
3848 * config/rs6000/750cl.h: Likewise.
3849 * config/rs6000/altivec.h: Likewise.
3850 * config/rs6000/biarch64.h: Likewise.
3851 * config/rs6000/crtresfpr.asm: Likewise.
3852 * config/rs6000/crtresgpr.asm: Likewise.
3853 * config/rs6000/crtresxfpr.asm: Likewise.
3854 * config/rs6000/crtresxgpr.asm: Likewise.
3855 * config/rs6000/crtsavfpr.asm: Likewise.
3856 * config/rs6000/crtsavgpr.asm: Likewise.
3857 * config/rs6000/darwin-asm.h: Likewise.
3858 * config/rs6000/darwin-fallback.c: Likewise.
3859 * config/rs6000/darwin-fpsave.asm: Likewise.
3860 * config/rs6000/darwin-ldouble.c: Likewise.
3861 * config/rs6000/darwin-tramp.asm: Likewise.
3862 * config/rs6000/darwin-unwind.h: Likewise.
3863 * config/rs6000/darwin-vecsave.asm: Likewise.
3864 * config/rs6000/darwin-world.asm: Likewise.
3865 * config/rs6000/e500crtres32gpr.asm: Likewise.
3866 * config/rs6000/e500crtres64gpr.asm: Likewise.
3867 * config/rs6000/e500crtres64gprctr.asm: Likewise.
3868 * config/rs6000/e500crtrest32gpr.asm: Likewise.
3869 * config/rs6000/e500crtrest64gpr.asm: Likewise.
3870 * config/rs6000/e500crtresx32gpr.asm: Likewise.
3871 * config/rs6000/e500crtresx64gpr.asm: Likewise.
3872 * config/rs6000/e500crtsav32gpr.asm: Likewise.
3873 * config/rs6000/e500crtsav64gpr.asm: Likewise.
3874 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
3875 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
3876 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
3877 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
3878 * config/rs6000/eabi-ci.asm: Likewise.
3879 * config/rs6000/eabi-cn.asm: Likewise.
3880 * config/rs6000/eabi.asm: Likewise.
3881 * config/rs6000/linux-unwind.h: Likewise.
3882 * config/rs6000/linux64.h: Likewise.
3883 * config/rs6000/paired.h: Likewise.
3884 * config/rs6000/paired.md: Likewise.
3885 * config/rs6000/ppc64-fp.c: Likewise.
3886 * config/rs6000/ppu_intrinsics.h: Likewise.
3887 * config/rs6000/rs6000.h: Likewise.
3888 * config/rs6000/si2vmx.h: Likewise.
3889 * config/rs6000/sol-ci.asm: Likewise.
3890 * config/rs6000/sol-cn.asm: Likewise.
3891 * config/rs6000/spe.h: Likewise.
3892 * config/rs6000/spu2vmx.h: Likewise.
3893 * config/rs6000/sysv4.h: Likewise.
3894 * config/rs6000/tramp.asm: Likewise.
3895 * config/rs6000/vec_types.h: Likewise.
3896 * config/s390/linux-unwind.h: Likewise.
3897 * config/s390/tpf-unwind.h: Likewise.
3898 * config/score/crti.asm: Likewise.
3899 * config/score/crtn.asm: Likewise.
3900 * config/sh/crt1.asm: Likewise.
3901 * config/sh/crti.asm: Likewise.
3902 * config/sh/crtn.asm: Likewise.
3903 * config/sh/divtab-sh4-300.c: Likewise.
3904 * config/sh/divtab-sh4.c: Likewise.
3905 * config/sh/divtab.c: Likewise.
3906 * config/sh/lib1funcs-4-300.asm: Likewise.
3907 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
3908 * config/sh/lib1funcs.asm: Likewise.
3909 * config/sh/lib1funcs.h: Likewise.
3910 * config/sh/linux-atomic.asm: Likewise.
3911 * config/sh/linux-unwind.h: Likewise.
3912 * config/sh/shmedia.h: Likewise.
3913 * config/sh/sshmedia.h: Likewise.
3914 * config/sh/ushmedia.h: Likewise.
3915 * config/sparc/crtfastmath.c: Likewise.
3916 * config/sparc/linux-unwind.h: Likewise.
3917 * config/sparc/sol2-c1.asm: Likewise.
3918 * config/sparc/sol2-ci.asm: Likewise.
3919 * config/sparc/sol2-cn.asm: Likewise.
3920 * config/spu/divmodti4.c: Likewise.
3921 * config/spu/divv2df3.c: Likewise.
3922 * config/spu/float_disf.c: Likewise.
3923 * config/spu/float_unsdidf.c: Likewise.
3924 * config/spu/float_unsdisf.c: Likewise.
3925 * config/spu/float_unssidf.c: Likewise.
3926 * config/spu/mfc_multi_tag_release.c: Likewise.
3927 * config/spu/mfc_multi_tag_reserve.c: Likewise.
3928 * config/spu/mfc_tag_release.c: Likewise.
3929 * config/spu/mfc_tag_reserve.c: Likewise.
3930 * config/spu/mfc_tag_table.c: Likewise.
3931 * config/spu/multi3.c: Likewise.
3932 * config/spu/spu_internals.h: Likewise.
3933 * config/spu/spu_intrinsics.h: Likewise.
3934 * config/spu/spu_mfcio.h: Likewise.
3935 * config/spu/vec_types.h: Likewise.
3936 * config/spu/vmx2spu.h: Likewise.
3937 * config/stormy16/stormy16-lib2.c: Likewise.
3938 * config/svr4.h: Likewise.
3939 * config/sync.c: Likewise.
3940 * config/v850/lib1funcs.asm: Likewise.
3941 * config/vxlib-tls.c: Likewise.
3942 * config/vxlib.c: Likewise.
3943 * config/vxworks-dummy.h: Likewise.
3944 * config/xtensa/crti.asm: Likewise.
3945 * config/xtensa/crtn.asm: Likewise.
3946 * config/xtensa/ieee754-df.S: Likewise.
3947 * config/xtensa/ieee754-sf.S: Likewise.
3948 * config/xtensa/lib1funcs.asm: Likewise.
3949 * config/xtensa/lib2funcs.S: Likewise.
3950 * config/xtensa/linux-unwind.h: Likewise.
3951 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
3952 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
3953 * coretypes.h: Likewise.
3954 * crtstuff.c: Likewise.
3955 * defaults.h: Likewise.
3956 * dwarf2.h: Likewise.
3957 * emutls.c: Likewise.
3958 * gbl-ctors.h: Likewise.
3959 * gcov-io.h: Likewise.
3960 * ginclude/float.h: Likewise.
3961 * ginclude/iso646.h: Likewise.
3962 * ginclude/stdarg.h: Likewise.
3963 * ginclude/stdbool.h: Likewise.
3964 * ginclude/stddef.h: Likewise.
3965 * ginclude/stdfix.h: Likewise.
3966 * ginclude/stdint-gcc.h: Likewise.
3967 * ginclude/tgmath.h: Likewise.
3968 * gthr-aix.h: Likewise.
3969 * gthr-dce.h: Likewise.
3970 * gthr-gnat.c: Likewise.
3971 * gthr-gnat.h: Likewise.
3972 * gthr-lynx.h: Likewise.
3973 * gthr-mipssde.h: Likewise.
3974 * gthr-nks.h: Likewise.
3975 * gthr-posix.c: Likewise.
3976 * gthr-posix.h: Likewise.
3977 * gthr-posix95.h: Likewise.
3978 * gthr-rtems.h: Likewise.
3979 * gthr-single.h: Likewise.
3980 * gthr-solaris.h: Likewise.
3981 * gthr-tpf.h: Likewise.
3982 * gthr-vxworks.h: Likewise.
3983 * gthr-win32.h: Likewise.
3985 * libgcc2.c: Likewise.
3986 * libgcc2.h: Likewise.
3987 * libgcov.c: Likewise.
3988 * tsystem.h: Likewise.
3989 * typeclass.h: Likewise.
3990 * unwind-c.c: Likewise.
3991 * unwind-compat.h: Likewise.
3992 * unwind-dw2-fde-compat.c: Likewise.
3993 * unwind-dw2-fde-darwin.c: Likewise.
3994 * unwind-dw2-fde-glibc.c: Likewise.
3995 * unwind-dw2-fde.c: Likewise.
3996 * unwind-dw2-fde.h: Likewise.
3997 * unwind-dw2.c: Likewise.
3998 * unwind-dw2.h: Likewise.
3999 * unwind-generic.h: Likewise.
4000 * unwind-pe.h: Likewise.
4001 * unwind-sjlj.c: Likewise.
4002 * unwind.inc: Likewise.
4003 * config/arm/neon-gen.ml: Change generated copyright header to
4004 refer to version 3 of the GNU General Public License with
4005 version 3.1 of the GCC Runtime Library Exception and to point
4006 readers at the COPYING3 and COPYING3.RUNTIME files and the
4007 FSF's license web page.
4008 * config/arm/arm_neon.h: Regenerate.
4010 2009-04-09 Jakub Jelinek <jakub@redhat.com>
4012 * config/cris/cris.md: Change copyright header to refer to version
4013 3 of the GNU General Public License.
4014 * doc/install.texi2html: Change copyright header to refer to version
4015 3 of the GNU General Public License and to point readers at the
4016 COPYING3 file and the FSF's license web page.
4017 * config/vax/linux.h: Likewise.
4019 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
4021 * config/i386/i386.md (cmpcc): New.
4022 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
4023 (sync_compare_and_swap_cc*): Delete.
4025 * config/s390/s390.c (s390_compare_emitted): Remove.
4026 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
4027 s390_compare_emitted used to be handled. Assert that modes match.
4028 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
4029 refer to sync_compare_and_swap_ccsi.
4030 * config/s390/s390.h (s390_compare_emitted): Remove.
4031 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
4032 instead of s390_compare_emitted.
4033 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
4034 instead of s390_compare_emitted.
4035 * config/s390/s390.md (cmpcc): New.
4036 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
4037 CC_REGNUM, do not pretend it's set.
4038 (sync_compare_and_swap_cc*): Delete.
4039 * config/s390/predicates.md (cc_reg_operand): New.
4041 * expr.c (sync_compare_and_swap_cc): Delete.
4042 * optabs.h (sync_compare_and_swap_cc): Delete.
4043 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
4044 is being used with can_compare_p.
4045 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
4047 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
4048 look for a MODE_CC set instead. Use emit_store_flag.
4049 (expand_compare_and_swap_loop): Likewise, with some additional
4050 complication to avoid a force_reg when useless. Use
4051 emit_cmp_and_jump_insns.
4052 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
4053 * doc/md.texi (sync_compare_and_swap_cc): Merge with
4054 sync_compare_and_swap documentation.
4056 2009-04-09 Jan Hubicka <jh@suse.cz>
4058 * except.c (find_prev_try): Break out from ....
4059 (duplicate_eh_regions): ... here; properly update prev_try pointers
4060 when duplication part of tree.
4061 (dump_eh_tree): Improve dumping.
4062 (verify_eh_region): New.
4063 (verify_eh_tree): Use it.
4065 2009-04-06 Richard Guenther <rguenther@suse.de>
4067 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
4068 &ARRAY addresses by adjusting their types and prepending
4070 * tree-cfg.c (verify_gimple_assign_single): Verify that
4071 addresses are correct.
4073 2009-04-09 Richard Guenther <rguenther@suse.de>
4075 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
4076 indices into an array reference if possible.
4077 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
4078 Fold POINTER_PLUS_EXPR statements with invariant address.
4080 2009-04-09 Alan Modra <amodra@bigpond.net.au>
4083 * config.gcc (powerpc64-*-linux*): Always build biarch.
4085 2009-04-09 Joseph Myers <joseph@codesourcery.com>
4088 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
4089 it and pedwarn if this results in an INTEGER_CST.
4091 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4093 * doc/install.texi: Update minimum GMP version. Remove obsolete
4094 text in MPFR section.
4096 2009-04-08 Jakub Jelinek <jakub@redhat.com>
4098 * dwarf2out.c (class_scope_p): New static inline.
4099 (class_or_namespace_scope_p): Use it.
4100 (gen_variable_die): Use DW_TAG_member tag for static data member
4101 declarations instead of DW_TAG_variable.
4104 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
4107 2009-04-08 Richard Guenther <rguenther@suse.de>
4109 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
4110 valueize random data.
4112 2009-04-08 David Edelsohn <edelsohn@gnu.org>
4114 * config.gcc (aix tm_file): Add aix-stdint.h.
4115 (aix tm clause use_gcc_stdint): Set to wrap.
4116 * config/rs6000/aix-stdint.h: New file.
4118 2009-04-08 Richard Guenther <rguenther@suse.de>
4121 * tree-dfa.c (add_referenced_var): Do not recurse into
4122 global initializers.
4123 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
4125 (fold_const_aggregate_ref): Likewise.
4127 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
4129 * recog.c (ordered_comparison_operator): New.
4130 * gensupport.c (std_preds): Add it.
4131 * doc/md.texi (Machine-Independent Predicates): Document it.
4133 2009-04-08 Jan Hubicka <jh@suse.cz>
4135 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
4136 * function.h (rtl_eh): Remove exception_handler_label_map.
4137 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
4138 remove_exception_handler_label, for_each_eh_label_1): Remove.
4139 (rtl_remove_unreachable_regions): Remove.
4140 (convert_from_eh_region_ranges): Do not remove unreachable regions.
4141 (find_exception_handler_labels): Don't build the hashtable.
4142 (maybe_remove_eh_handler): Remove.
4143 (for_each_eh_label): Rewrite to walk the tree.
4144 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
4145 * except.h (maybe_remove_eh_handler): Remove.
4146 * passes.c (init_optimization_passes): Schedule second EH cleanup
4148 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
4149 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
4151 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
4153 * genoutput.c (validate_optab_operands): New.
4154 (gen_insn, gen_expand): Call it.
4156 * genflags.c (gen_insn): Detect misused iterators.
4157 (main): Pass line_no to gen_insn, exit with status 1 on error.
4159 * genextract.c (line_no): Make global.
4160 (VEC_safe_set_locstr): Change assertion to error message.
4161 (main): Exit with status 1 on error.
4163 2009-04-08 Joseph Myers <joseph@codesourcery.com>
4167 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
4168 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
4169 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
4170 * c-convert.c (convert): Do not call fold on results of conversion
4171 functions when the result is a C_MAYBE_CONST_EXPR.
4172 * c-parser.c (c_parser_postfix_expression): Do not fold condition
4173 of __builtin_choose_expr.
4174 * c-typeck.c (remove_c_maybe_const_expr): New.
4175 (build_unary_op, build_conditional_expr, build_compound_expr,
4176 build_binary_op, c_objc_common_truthvalue_conversion): Call
4177 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
4180 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
4182 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
4183 CODE to produce a new one. Add a prototype to use fold_convert_const
4185 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
4188 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
4189 mix declarations and code.
4191 2009-04-08 Ben Elliston <bje@au.ibm.com>
4193 * gcc.c: Replace `CC' with `GCC' throughout.
4195 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
4197 * doc/invoke.texi: Document Atom support.
4199 2009-04-07 Jason Merrill <jason@redhat.com>
4202 * c-common.h, c-common.c: Add flag_pretty_templates.
4203 * c-opts.c (c_common_handle_option): Set it.
4204 * c.opt: Add -fno-pretty-templates.
4205 * doc/invoke.texi (C++ Dialect Options): Likewise.
4207 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
4209 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
4210 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
4211 (ia64_expand_builtin): Likewise.
4213 2009-04-07 Martin Jambor <mjambor@suse.cz>
4215 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
4216 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
4217 ADDR_EXPRS are include too.
4219 2009-04-07 Richard Guenther <rguenther@suse.de>
4221 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
4222 decls are only used if passes as parameters or if they are
4223 local statics and the call is not to a builtin.
4224 (call_may_clobber_ref_p_1): Likewise.
4226 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4228 * expr.c (do_store_flag): Remove last argument. Simplify code
4229 to avoid duplication of tests already done by can_compare_p.
4230 (expand_expr_real_1): Adjust caller.
4232 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4234 * optabs.c (can_compare_p): Test the predicate of a
4235 cbranch and cstore pattern.
4237 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4239 * expr.c (convert_move): Use emit_store_flag instead of
4242 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4244 * config/i386/i386.c (ix86_compare_emitted): Remove.
4245 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
4246 ix86_compare_op0 like ix86_compare_emitted used to be handled.
4247 * config/i386/i386.h (ix86_compare_emitted): Remove.
4248 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
4249 instead of ix86_compare_emitted.
4250 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
4252 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
4254 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
4255 Add t-sysroot-suffix to tmake_file.
4256 * config/print-sysroot-suffix.sh: New file.
4257 * config/t-sysroot-suffix: New file.
4259 2009-04-07 Ben Elliston <bje@au.ibm.com>
4261 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
4262 as the latter produces a warning when the target does not support
4265 2009-04-07 Ben Elliston <bje@au.ibm.com>
4267 * dfp.c: Replace type punning assignments with memcpy throughout.
4268 * Makefile.in (dfp.o-warn): Remove.
4270 2009-04-07 Alan Modra <amodra@bigpond.net.au>
4273 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
4274 Include soft-fp/t-softfp after rs6000/t-linux64.
4276 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
4278 * stor-layout.c (set_sizetype): Use the full precision of their
4279 machine mode for bitsize types.
4281 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
4283 * config/i386/i386.md: Revert 2 accidental checkins.
4285 2009-04-06 Joey Ye <joey.ye@intel.com>
4286 Xuepeng Guo <xuepeng.guo@intel.com>
4287 H.J. Lu <hongjiu.lu@intel.com>
4289 Atom pipeline model, tuning and insn selection.
4290 * config.gcc (atom): Add atom config options and target.
4292 * config/i386/atom.md: New.
4294 * config/i386/i386.c (atom_cost): New cost.
4295 (m_ATOM): New macro flag.
4296 (initial_ix86_tune_features): Set m_ATOM.
4297 (x86_accumulate_outgoing_args): Likewise.
4298 (x86_arch_always_fancy_math_387): Likewise.
4299 (processor_target): Add Atom cost.
4300 (cpu_names): Add Atom cpu name.
4301 (override_options): Set Atom ISA.
4302 (ix86_issue_rate): New case PROCESSOR_ATOM.
4303 (ix86_adjust_cost): Likewise.
4305 * config/i386/i386.h (TARGET_ATOM): New target macro.
4306 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
4307 (TARGET_OPT_AGU): New target option.
4308 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
4309 (processor_type): Add PROCESSOR_ATOM.
4311 * config/i386/i386.md (cpu): Add new value "atom".
4312 (use_carry, movu): New attr.
4313 (atom.md): Include atom.md.
4314 (adddi3_carry_rex64): Set attr "use_carry".
4315 (addqi3_carry): Likewise.
4316 (addhi3_carry): Likewise.
4317 (addsi3_carry): Likewise.
4318 (*addsi3_carry_zext): Likewise.
4319 (subdi3_carry_rex64): Likewise.
4320 (subqi3_carry): Likewise.
4321 (subhi3_carry): Likewise.
4322 (subsi3_carry): Likewise.
4323 (x86_movdicc_0_m1_rex64): Likewise.
4324 (*x86_movdicc_0_m1_se): Likewise.
4325 (x86_movsicc_0_m1): Likewise.
4326 (*x86_movsicc_0_m1_se): Likewise.
4327 (*adddi_1_rex64): Emit add insn as much as possible.
4328 (*addsi_1): Likewise.
4329 (return_internal): Set atom_unit.
4330 (return_internal_long): Likewise.
4331 (return_pop_internal): Likewise.
4332 (*rcpsf2_sse): Set atom_sse_attr attr.
4333 (*qrt<mode>2_sse): Likewise.
4334 (*prefetch_sse): Likewise.
4336 * config/i386/i386-c.c (ix86_target_macros_internal): New case
4338 (ix86_target_macros_internal): Likewise.
4340 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
4341 (*prefetch_sse_rex): Likewise.
4342 (sse_rcpv4sf2): Likewise.
4343 (sse_vmrcpv4sf2): Likewise.
4344 (sse_sqrtv4sf2): Likewise.
4345 (<sse>_vmsqrt<mode>2): Likewise.
4346 (sse_ldmxcsr): Likewise.
4347 (sse_stmxcsr): Likewise.
4348 (*sse_sfence): Likewise.
4349 (sse2_clflush): Likewise.
4350 (*sse2_mfence): Likewise.
4351 (*sse2_lfence): Likewise.
4352 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
4353 (<sse>_movup<ssemodesuffixf2c>): Likewise.
4354 (avx_movdqu<avxmodesuffix>): Likewise.
4355 (avx_lddqu<avxmodesuffix>): Likewise.
4356 (sse2_movntv2di): Change attr "type" to "ssemov".
4357 (sse2_movntsi): Likewise.
4358 (rsqrtv8sf2): Change attr "type" to "sseadd".
4359 (sse3_addsubv2df3): Set attr "atom_unit".
4360 (sse3_h<plusminus_insn>v4sf3): Likewise.
4361 (*sse2_pmaddwd): Likewise.
4362 (*vec_extractv2di_1_rex64): Likewise.
4363 (*vec_extractv2di_1_avx): Likewise.
4364 (sse2_psadbw): Likewise.
4365 (ssse3_phaddwv8hi3): Likewise.
4366 (ssse3_phaddwv4hi3): Likewise.
4367 (ssse3_phadddv4si3): Likewise.
4368 (ssse3_phadddv2si3): Likewise.
4369 (ssse3_phaddswv8hi3): Likewise.
4370 (ssse3_phaddswv4hi3): Likewise.
4371 (ssse3_phsubwv8hi3): Likewise.
4372 (ssse3_phsubwv4hi3): Likewise.
4373 (ssse3_phsubdv4si3): Likewise.
4374 (ssse3_phsubdv2si3): Likewise.
4375 (ssse3_phsubswv8hi3): Likewise.
4376 (ssse3_phsubswv4hi3): Likewise.
4377 (ssse3_pmaddubsw128): Likewise.
4378 (sse3_pmaddubsw: Likewise.
4379 (ssse3_palignrti): Likewise.
4380 (ssse3_palignrdi): Likewise.
4382 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
4384 * doc/install.texi (Specific): Fix two cross-references to MinGW.
4386 2009-04-06 Richard Guenther <rguenther@suse.de>
4388 PR tree-optimization/28868
4389 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
4390 of which PHI results we inserted.
4391 (insert_into_preds_of_block): Record inserted PHIs.
4392 (eliminate): Eliminate redundant PHI nodes.
4393 (init_pre): Init inserted_phi_names.
4395 2009-04-06 Richard Guenther <rguenther@suse.de>
4397 PR tree-optimization/39643
4398 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
4399 IMAGPART_EXPRs of complex constants.
4400 (execute_fold_all_builtins): If we folded a call queue
4401 TODO_update_address_taken.
4403 2009-04-06 Jan Hubicka <jh@suse.cz>
4406 * except.c (remove_unreachable_regions): Propagate may_contain_throw
4409 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
4411 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
4413 (ic_invalidate_array): Likewise.
4415 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
4417 * calls.c (emit_library_call_value_1): Fix a problem with parameter
4418 alignment for library calls.
4420 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
4422 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
4423 (mingw32 tm clause use_gcc_stdint): Set to wrap.
4424 * config/i386/mingw-stdint.h: New file.
4426 2009-04-05 Richard Guenther <rguenther@suse.de>
4428 PR tree-optimization/39648
4429 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
4430 our &A vs. &A[0] IL deficiencies.
4432 2009-04-04 Jan Hubicka <jh@suse.cz>
4434 * except.c (sjlj_find_directly_reachable_regions): Be ready for
4435 removed toplevel regions.
4436 (sjlj_mark_call_sites): Likewise.
4438 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
4440 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
4441 (cygwin tm clause use_gcc_stdint): Set to wrap.
4442 * config/i386/cygwin-stdint.h: New file.
4444 2009-04-04 Richard Guenther <rguenther@suse.de>
4446 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
4447 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
4448 single-argument PHIs if we are in loop-closed SSA form.
4449 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
4450 for the pre-condition.
4451 (slpeel_tree_peel_loop_to_edge): Likewise.
4452 (vect_build_loop_niters): Take an optional sequence to append stmts.
4453 (vect_generate_tmps_on_preheader): Likewise.
4454 (vect_do_peeling_for_loop_bound): Take extra guards for the
4456 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
4457 the cost model check.
4458 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
4459 guards if we are going to peel. Do not apply versioning in that case.
4460 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
4461 (vect_do_peeling_for_loop_bound): Likewise.
4462 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
4463 loop bound only record extra pre-conditions, do not apply loop
4466 2009-04-04 Richard Guenther <rguenther@suse.de>
4468 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
4471 2009-04-04 Jan Hubicka <jh@suse.cz>
4473 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
4474 last_basic_block for size of bb->index indexed array.
4475 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
4476 compute_out, link_btr_uses, build_btr_def_use_webs,
4477 build_btr_def_use_webs, migrate_btr_defs): Likewise.
4479 2009-04-04 Jan Hubicka <jh@suse.cz>
4481 * except.c (remove_eh_handler_and_replace): Break out from ...
4482 (remove_eh_handler): ... here.
4483 (bring_to_root): New function.
4484 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
4485 handled ones, bring others to root of tree.
4487 2009-04-04 Jan Hubicka <jh@suse.cz>
4489 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
4490 (all_phis_safe_to_merge): New function.
4491 (update_info): New structure.
4492 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
4493 (cleanup_empty_eh): Update SSA if possible.
4495 2009-04-04 Richard Guenther <rguenther@suse.de>
4497 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
4498 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
4499 (append_vuse): Likewise.
4501 2009-04-04 Jakub Jelinek <jakub@redhat.com>
4503 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
4504 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
4505 instead of REG_UNSAVED for DW_CFA_undefined.
4506 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
4507 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
4510 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
4513 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
4514 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
4515 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
4517 2009-04-04 Richard Guenther <rguenther@suse.de>
4519 PR tree-optimization/8781
4520 PR tree-optimization/37892
4521 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
4522 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
4523 (valueize_refs): Call it for *& valueizations.
4524 (shared_reference_ops_from_ref): Rename to ...
4525 (valueize_shared_reference_ops_from_ref): ... this and valueize.
4526 (shared_reference_ops_from_call): Rename to ...
4527 (valueize_shared_reference_ops_from_call): ... this and valueize.
4528 (vn_reference_lookup): Update.
4529 (visit_reference_op_call): Likewise.
4530 * tree-ssa-pre.c (phi_translate_1): Fold *&.
4531 (eliminate): Value-replace the call address in call statements.
4533 2009-04-04 Richard Guenther <rguenther@suse.de>
4535 PR tree-optimization/39636
4536 * tree-ssa-forwprop.c
4537 (forward_propagate_addr_into_variable_array_index): Check for
4538 GIMPLE_ASSIGN before accessing the rhs code.
4540 2009-04-03 Jason Merrill <jason@redhat.com>
4542 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
4544 2009-04-03 Steve Ellcey <sje@cup.hp.com>
4546 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
4547 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
4548 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
4549 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
4550 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
4551 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
4552 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
4553 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
4554 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
4555 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
4556 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
4557 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
4558 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
4559 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
4560 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
4561 Use fr_reg_or_fp01_operand instead of fr_register_operand
4563 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
4564 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
4565 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
4567 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
4569 PR rtl-optimization/39607
4570 PR rtl-optimization/39631
4574 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4575 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
4576 instead of DF_LR_OUT.
4577 * ira-lives.c (process_bb_node_lives): Ditto.
4578 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
4579 instead of DF_LR_{OUT,IN}.
4580 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
4581 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
4583 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
4585 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
4586 (execute_lower_omp): Always run but take the short way out if -fopenmp
4588 (gate_lower_omp): Remove, forcing the pass manager to always run the
4589 pass and always set PROP_gimple_lomp.
4590 (pass_lower_omp): Remove gate function.
4591 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
4592 PROP_trees. Instead, require it.
4593 * ipa-cp.c (pass_ipa_cp): Likewise.
4594 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
4595 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
4596 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
4597 and PROP_gimple_leh.
4599 2009-04-03 Richard Guenther <rguenther@suse.de>
4602 PR tree-optimization/23940
4603 PR tree-optimization/33237
4606 PR tree-optimization/36201
4607 PR tree-optimization/36230
4608 PR tree-optimization/38049
4609 PR tree-optimization/38207
4610 PR tree-optimization/38230
4611 PR tree-optimization/38301
4612 PR tree-optimization/38585
4614 PR tree-optimization/38985
4615 PR tree-optimization/39299
4616 * tree-ssa-structalias.h: Remove.
4617 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
4618 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
4619 (struct vuse_element_d): Remove.
4620 (struct vuse_vec_d): Likewise.
4621 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
4622 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
4623 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
4624 VUSE_ELEMENT_VAR): Likewise.
4625 (struct voptype_d): Likewise.
4626 (NUM_VOP_FREE_BUCKETS): Likewise.
4627 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
4628 (struct stmt_operands_d): Remove.
4629 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
4630 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
4631 VDEF_NUM, VDEF_VECT): Likewise.
4632 (copy_virtual_operands): Remove.
4633 (operand_build_cmp): Likewise.
4634 (create_ssa_artificial_load_stmt): Likewise.
4635 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
4636 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
4637 vuse_index and mayuse_index members. Pack and move done and iter_type
4638 members to the front.
4639 (SSA_OP_VMAYUSE): Remove.
4640 (SSA_OP_VIRTUAL_USES): Adjust.
4641 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
4642 (unlink_stmt_vdef): Declare.
4643 (add_to_addressable_set): Remove.
4644 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
4645 (vrp_visit_stmt): Likewise.
4646 * doc/tree-ssa.texi (Alias analysis): Update.
4647 * doc/invoke.texi (max-aliased-vops): Remove docs.
4648 (avg-aliased-vops): Likewise.
4649 * tree-into-ssa.c (syms_to_rename): Remove.
4650 (need_to_update_vops_p): Likewise.
4651 (need_to_initialize_update_ssa_p): Rename to ...
4652 (update_ssa_initialized_fn): ... this. Track function we are
4654 (symbol_marked_for_renaming): Simplify.
4655 (add_new_name_mapping): Do not set need_to_update_vops_p.
4656 (dump_currdefs): Use SYMS_TO_RENAME.
4657 (rewrite_update_stmt): Always walk all uses/defs.
4658 (dump_update_ssa): Adjust.
4659 (init_update_ssa): Take function argument. Track what we are
4661 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
4662 (create_new_def_for): Initialize for cfun, assert we are initialized
4664 (mark_sym_for_renaming): Simplify.
4665 (mark_set_for_renaming): Do not initialize update-ssa.
4666 (need_ssa_update_p): Simplify. Take function argument.
4667 (name_mappings_registered_p): Assert we ask for the correct function.
4668 (name_registered_for_update_p): Likewise.
4669 (ssa_names_to_replace): Likewise.
4670 (release_ssa_name_after_update_ssa): Likewise.
4671 (update_ssa): Likewise. Use SYMS_TO_RENAME.
4672 (dump_decl_set): Do not print a newline.
4673 (debug_decl_set): Do it here.
4674 (dump_update_ssa): And here.
4675 * tree-ssa-loop-im.c (move_computations): Adjust.
4676 (movement_possibility): Likewise.
4677 (determine_max_movement): Likewise.
4678 (gather_mem_refs_stmt): Likewise.
4679 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
4681 * tree-complex.c (update_all_vops): Remove.
4682 (expand_complex_move): Adjust.
4683 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
4684 Simplify test for memory referencing statement. Exclude
4685 non-invariant ADDR_EXPRs.
4686 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
4687 * tree-loop-distribution.c (generate_memset_zero): Adjust.
4688 (rdg_flag_uses): Likewise.
4689 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
4691 (tree_optimize_tail_calls_1): Also split the
4692 edge from the entry block if we have degenerate PHI nodes in
4693 the first basic block.
4694 * tree.c (init_ttree): Remove memory-tag related code.
4695 (tree_code_size): Likewise.
4696 (tree_node_structure): Likewise.
4697 (build7_stat): Re-write to be build6_stat.
4698 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
4699 (SSA_VAR_P): Adjust.
4700 (struct tree_memory_tag): Remove.
4701 (struct tree_memory_partition_tag): Likewise.
4702 (union tree_node): Adjust.
4703 (build7): Re-write to be build6.
4704 * tree-pass.h (pass_reset_cc_flags): Remove.
4705 (TODO_update_address_taken): New flag.
4706 (pass_simple_dse): Remove.
4707 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
4708 * params.h (MAX_ALIASED_VOPS): Remove.
4709 (AVG_ALIASED_VOPS): Likewise.
4710 * omp-low.c (expand_omp_taskreg): Update SSA form.
4711 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
4712 aliases the lhs in a copy stmt.
4713 * tree-ssa-dse.c (struct address_walk_data): Remove.
4714 (memory_ssa_name_same): Likewise.
4715 (memory_address_same): Likewise.
4716 (get_kill_of_stmt_lhs): Likewise.
4717 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
4718 unused stores. Look through PHI nodes into post-dominated regions.
4719 (dse_optimize_stmt): Simplify. Properly remove stores.
4720 (tree_ssa_dse): Compute dominators.
4721 (execute_simple_dse): Remove.
4722 (pass_simple_dse): Likewise.
4723 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
4724 gimple_loaded_syms and gimple_stored_syms computation.
4725 * toplev.c (dump_memory_report): Dump alias and pta stats.
4726 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
4727 (vn_reference_eq): Likewise.
4728 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
4729 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
4730 valueize_vuses): Remove.
4731 (get_def_ref_stmt_vuses): Simplify. Rename to ...
4732 (get_def_ref_stmt_vuse): ... this.
4733 (vn_reference_lookup_2): New function.
4734 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
4735 walking equivalent vuses. Simplify.
4736 (vn_reference_lookup): Likewise.
4737 (vn_reference_insert): Likewise.
4738 (vn_reference_insert_pieces): Likewise.
4739 (visit_reference_op_call): Simplify.
4740 (visit_reference_op_load): Likewise.
4741 (visit_reference_op_store): Likewise.
4742 (init_scc_vn): Remove shared_lookup_vuses initialization.
4743 (free_scc_vn): Remove shared_lookup_vuses freeing.
4744 (sort_vuses, sort_vuses_heap): Remove.
4745 (get_ref_from_reference_ops): Export.
4746 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
4747 vector with single vuse pointer.
4748 (vn_reference_lookup_pieces, vn_reference_lookup,
4749 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
4750 (shared_vuses_from_stmt): Remove.
4751 (get_ref_from_reference_ops): Declare.
4752 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
4753 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
4754 memory-tag related code.
4755 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
4756 (likely_value): Add comment, skip static-chain of call statements.
4757 (surely_varying_stmt_p): Adjust.
4758 (gimplify_and_update_call_from_tree): Likewise.
4759 (execute_fold_all_builtins): Do not rebuild alias info.
4760 (gimplify_and_update_call_from_tree): Properly update VOPs.
4761 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
4762 (copy_ref_info): Remove memory-tag related code.
4763 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
4764 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
4765 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
4767 * tree-ssa-dom.c (gimple_p): Remove typedef.
4768 (eliminate_redundant_computations): Adjust.
4769 (record_equivalences_from_stmt): Likewise.
4770 (avail_expr_hash): Likewise.
4771 (avail_expr_eq): Likewise.
4772 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
4773 (stmt_makes_single_load): Likewise.
4774 (stmt_makes_single_store): Likewise.
4775 * tree-ssa-alias.c: Rewrite completely.
4776 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
4777 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
4778 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
4779 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
4780 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
4781 Remove public functions.
4782 (pass_reset_cc_flags): Remove.
4783 (pass_build_alias): Move ...
4784 * tree-ssa-structalias.c (pass_build_alias): ... here.
4785 * tree-ssa-alias.c (may_be_aliased): Move ...
4786 * tree-flow-inline.h (may_be_aliased): ... here.
4787 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
4788 count_uses_and_derefs): Move ...
4789 * gimple.c: ... here.
4790 * gimple.h (count_uses_and_derefs): Declare.
4791 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
4792 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
4793 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
4794 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
4795 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
4796 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
4797 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
4799 * tree-dfa.c (refs_may_alias_p): Move ...
4800 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
4801 * tree-ssa-alias.h: New file.
4802 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
4803 (statement_sink_location): Likewise.
4804 * opts.c (decode_options): Do not adjust max-aliased-vops or
4805 avg-aliased-vops values.
4806 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
4807 (TV_CALL_CLOBBER): Likewise.
4808 (TV_FLOW_SENSITIVE): Likewise.
4809 (TV_FLOW_INSENSITIVE): Likewise.
4810 (TV_MEMORY_PARTITIONING): Likewise.
4811 (TV_ALIAS_STMT_WALK): New timevar.
4812 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
4813 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
4814 (get_address_description): Remove memory-tag related code.
4815 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
4816 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
4817 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
4818 and immediate uses in statements. Document.
4819 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
4820 (dump_symbols): Remove.
4821 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
4822 * alias.c (get_deref_alias_set): New function split out from ...
4823 (get_alias_set): ... here.
4824 * alias.h (get_deref_alias_set): Declare.
4825 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
4826 type parameter. Remove restrict pointer handling. Create a
4827 ref-all pointer in case type-based alias sets do not conflict.
4828 (vect_analyze_data_refs): Remove SMT related code.
4829 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
4830 (vectorizable_load): Likewise.
4831 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
4832 (DR_SYMBOL_TAG, DR_VOPS): Remove.
4833 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
4834 Ignore vops and SMTs.
4835 (dr_analyze_alias): Likewise..
4836 (free_data_ref): Likewise.
4837 (create_data_ref): Likewise.
4838 (analyze_all_data_dependences): Likewise.
4839 (get_references_in_stmt): Adjust.
4840 * tree-flow-inline.h (gimple_aliases_computed_p,
4841 gimple_addressable_vars, gimple_call_clobbered_vars,
4842 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
4843 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
4844 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
4845 gimple_mem_ref_stats): Remove.
4846 (gimple_vop): New function.
4847 (op_iter_next_use): Remove vuses and mayuses cases.
4848 (op_iter_next_def): Remove vdefs case.
4849 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
4850 (clear_and_done_ssa_iter): Do not set removed fields.
4851 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
4852 Assert we are not iterating over vuses or vdefs if not also
4853 iterating over uses or defs.
4854 (op_iter_init_use): Likewise.
4855 (op_iter_init_def): Likewise.
4856 (op_iter_next_vdef): Remove.
4857 (op_iter_next_mustdef): Likewise.
4858 (op_iter_init_vdef): Likewise.
4859 (compare_ssa_operands_equal): Likewise.
4860 (link_use_stmts_after): Handle vuse operand.
4861 (is_call_used): Use is_call_clobbered.
4862 (is_call_clobbered): Global variables are always call clobbered,
4863 query the call-clobbers bitmap.
4864 (mark_call_clobbered): Ignore global variables.
4865 (clear_call_clobbered): Likewise.
4866 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
4867 virtual operands sanity check.
4868 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
4870 (TARGET_MEM_REF): Remove TMR_TAG operand.
4871 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
4872 Remove call-clobber related code.
4873 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
4874 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
4875 partitions or escape reason.
4876 (get_single_def_stmt, get_single_def_stmt_from_phi,
4877 get_single_def_stmt_with_phi): Remove.
4878 (dump_referenced_vars): Tidy.
4879 (get_ref_base_and_extent): Allow bare decls.
4880 (collect_dfa_stats): Adjust.
4881 * graphite.c (rename_variables_in_stmt): Adjust.
4882 (graphite_copy_stmts_from_block): Likewise.
4883 (translate_clast): Likewise.
4884 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
4886 (translate_vuse_through_block): Use the oracle.
4887 (phi_translate_1): Adjust.
4888 (value_dies_in_block_x): Use the oracle. Cache the outcome
4890 (valid_in_sets): Check if the VUSE for
4891 a REFERENCE is available.
4892 (eliminate): Do not remove stmts during elimination,
4893 instead queue and remove them afterwards.
4894 (do_pre): Do not rebuild alias info.
4895 (pass_pre): Run TODO_rebuild_alias before PRE.
4896 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
4897 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
4898 (mark_all_v_defs_stmt): Remove.
4899 (mark_all_v_defs_seq): Adjust.
4900 (sra_replace): Likewise.
4901 (scalarize_use): Likewise.
4902 (scalarize_copy): Likewise.
4903 (scalarize_init): Likewise.
4904 (scalarize_ldst): Likewise.
4905 (todoflags): Remove.
4906 (tree_sra): Do not rebuild alias info.
4907 (tree_sra_early): Adjust.
4908 (pass_sra): Run TODO_update_address_taken before SRA.
4909 * tree-predcom.c (set_alias_info): Remove.
4910 (prepare_initializers_chain): Do not call it.
4911 (mark_virtual_ops_for_renaming): Adjust.
4912 (mark_virtual_ops_for_renaming_list): Remove.
4913 (initialize_root_vars): Adjust.
4914 (initialize_root_vars_lm): Likewise.
4915 (prepare_initializers_chain): Likewise.
4916 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
4917 (may_propagate_copy_into_stmt): Likewise.
4918 (merge_alias_info): Do nothing for now.
4919 (propagate_tree_value_into_stmt): Adjust.
4920 (stmt_may_generate_copy): Likewise.
4921 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
4922 not mark symbols for renaming.
4923 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
4924 with the same statement, make sure to update the new pointed-to one.
4925 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
4926 call statements, do not mark symbols for renaming.
4927 (mark_operand_necessary): Dump something.
4928 (ref_may_be_aliased): New function.
4929 (mark_aliased_reaching_defs_necessary_1): New helper function.
4930 (mark_aliased_reaching_defs_necessary): Likewise.
4931 (mark_all_reaching_defs_necessary_1): Likewise.
4932 (mark_all_reaching_defs_necessary): Likewise.
4933 (propagate_necessity): Do not process virtual PHIs. For
4934 non-aliased loads mark all reaching definitions as necessary.
4935 For aliased loads and stores mark the immediate dominating
4936 aliased clobbers as necessary.
4937 (visited): New global static.
4938 (perform_tree_ssa_dce): Free visited bitmap after propagating
4940 (remove_dead_phis): Perform simple dead virtual PHI removal.
4941 (remove_dead_stmt): Properly unlink virtual operands when
4943 (eliminate_unnecessary_stmts): Schedule PHI removal after
4945 * tree-ssa-ter.c (is_replaceable_p): Adjust.
4946 (process_replaceable): Likewise.
4947 (find_replaceable_in_bb): Likewise.
4948 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
4949 based on the single gimple vop.
4950 (verify_flow_insensitive_alias_info): Remove.
4951 (verify_flow_sensitive_alias_info): Likewise.
4952 (verify_call_clobbering): Likewise.
4953 (verify_memory_partitions): Likewise.
4954 (verify_alias_info): Likewise.
4955 (verify_ssa): Adjust..
4956 (execute_update_addresses_taken): Export. Update SSA
4957 manually. Optimize only when optimizing. Use a local bitmap.
4958 (pass_update_address_taken): Remove TODO_update_ssa, add
4960 (pass_update_address_taken): Just use TODO_update_address_taken.
4961 (init_tree_ssa): Do not initialize addressable_vars.
4962 (verify_ssa): Verify new VUSE / VDEF properties.
4963 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
4964 Do not call verify_alias_info.
4965 (delete_tree_ssa): Clear the VUSE, VDEF operands.
4966 Do not free the loaded and stored syms bitmaps. Reset the escaped
4967 and callused solutions. Do not free addressable_vars.
4968 Remove memory-tag related code.
4969 (warn_uninitialized_var): Aliases are always available.
4970 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
4971 * lambda-code.c (can_put_in_inner_loop): Adjust.
4972 (can_put_after_inner_loop): Likewise.
4973 (perfect_nestify): Likewise.
4974 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
4975 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
4976 (vectorizable_conversion): Do not mark symbols for renaming.
4977 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
4978 (expand_call_inline): Unlink the calls virtual operands before
4980 (tree_function_versioning): Do not call update_ssa if we are not
4981 updating clones. Simplify.
4982 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
4983 (propagate_with_phi): Likewise..
4984 * tree-outof-ssa.c (create_temp): Remove memory tag and call
4985 clobber code. Assert we are not aliased or global.
4986 * tree-flow.h: Include tree-ssa-alias.h
4987 (enum escape_type): Remove.
4988 (struct mem_sym_stats_d): Likewise.
4989 (struct mem_ref_stats_d): Likewise.
4990 (struct gimple_df): Add vop member. Remove global_var,
4991 call_clobbered_vars, call_used_vars, addressable_vars,
4992 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
4993 escaped and callused members.
4994 (struct ptr_info_def): Remove all members, add points-to solution
4996 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
4997 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
4998 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
4999 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
5000 (tree-ssa-alias.o): Likewise.
5001 (toplev.o): Add tree-ssa-alias.h
5002 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
5003 * gimple.c (gimple_set_bb): Fix off-by-one error.
5004 (is_gimple_reg): Do not handle memory tags.
5005 (gimple_copy): Also copy virtual operands.
5006 Delay updating the statement. Do not reset loaded and stored syms.
5007 (gimple_set_stored_syms): Remove.
5008 (gimple_set_loaded_syms): Likewise.
5009 (gimple_call_copy_skip_args): Copy the virtual operands
5010 and mark the new statement modified.
5011 * tree-ssa-structalias.c (may_alias_p): Remove.
5012 (set_uids_in_ptset): Take the alias set to prune with as
5013 parameter. Fold in the alias test of may_alias_p.
5014 (compute_points_to_sets): Compute whether a ptr is dereferenced
5016 (process_constraint): Deal with &ANYTHING on the lhs, reject all
5017 other ADDRESSOF constraints on the lhs.
5018 (get_constraint_for_component_ref): Assert that we don't get
5019 ADDRESSOF constraints from the base of the reference.
5020 Properly generate UNKNOWN_OFFSET for DEREF if needed.
5021 (struct variable_info): Remove collapsed_to member.
5022 (get_varinfo_fc): Remove.
5023 (new_var_info): Do not set collapsed_to.
5024 (dump_constraint): Do not follow cycles.
5025 (dump_constraint_graph): Likewise.
5026 (build_pred_graph): Likewise.
5027 (build_succ_graph): Likewise.
5028 (rewrite_constraints): Likewise.
5029 (do_simple_structure_copy): Remove.
5030 (do_rhs_deref_structure_copy): Remove.
5031 (do_lhs_deref_structure_copy): Remove.
5032 (collapse_rest_of_var): Remove.
5033 (do_structure_copy): Re-implement.
5034 (pta_stats): New global variable.
5035 (dump_pta_stats): New function.
5036 (struct constraint_expr): Make offset signed.
5037 (UNKNOWN_OFFSET): Define special value.
5038 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
5039 (solution_set_expand): New helper function split out from ...
5040 (do_sd_constraint): ... here.
5041 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
5042 (do_ds_constraint): Likewise.
5043 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
5044 and CALLUSED = *CALLUSED.
5045 (set_union_with_increment): Make inc argument signed.
5046 (type_safe): Remove.
5047 (get_constraint_for_ptr_offset): Handle unknown and negative
5049 (first_vi_for_offset): Handle offsets before start. Bail
5050 out early for offsets beyond the variable extent.
5051 (first_or_preceding_vi_for_offset): New function.
5052 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
5053 Together with ESCAPED = *ESCAPED this properly computes reachability.
5054 (find_what_var_points_to): New function.
5055 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
5056 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
5057 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
5058 pt_solutions_intersect): New functions.
5059 (compute_call_used_vars): Remove.
5060 (compute_may_aliases): New main entry into PTA computation.
5061 * gimple.h (gimple_p): New typedef.
5062 (struct gimple_statement_base): Remove references_memory_p.
5063 (struct gimple_statement_with_memory_ops_base): Remove
5064 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
5066 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
5067 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
5068 gimple_set_references_memory): Remove.
5069 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
5070 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
5072 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
5073 (verify_expr): Allow RESULT_DECL.
5074 (gimple_duplicate_bb): Do not copy virtual operands.
5075 (gimple_duplicate_sese_region): Adjust.
5076 (gimple_duplicate_sese_tail): Likewise.
5077 (mark_virtual_ops_in_region): Remove.
5078 (move_sese_region_to_fn): Do not call it.
5079 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
5080 and pass_simple_dse.
5081 (execute_function_todo): Handle TODO_update_address_taken,
5082 call execute_update_addresses_taken for TODO_rebuild_alias.
5083 (execute_todo): Adjust.
5084 (execute_one_pass): Init dump files early.
5085 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
5087 (create_general_new_stmt): Clear vops.
5088 * tree-ssa-reassoc.c (get_rank): Adjust.
5089 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
5090 symbols for renaming.
5091 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
5092 (PARAM_AVG_ALIASED_VOPS): Likewise.
5093 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
5094 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
5095 * tree-ssa-operands.c: Simplify for new virtual operand representation.
5096 (operand_build_cmp, copy_virtual_operands,
5097 create_ssa_artificial_load_stmt, add_to_addressable_set,
5098 gimple_add_to_addresses_taken): Remove public functions.
5099 (unlink_stmt_vdef): New function.
5101 2009-04-03 Alan Modra <amodra@bigpond.net.au>
5103 * config.gcc (powerpc-*-linux*): Merge variants.
5105 2009-04-02 Chao-ying Fu <fu@mips.com>
5106 James Grosbach <james.grosbach@microchip.com>
5108 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
5109 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
5111 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
5112 keep_interrupts_masked_p, use_debug_exception_return_p.
5113 (mips_attribute_table): Add interrupt, use_shadow_register_set,
5114 keep_interrupts_masked, use_debug_exception_return.
5115 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
5116 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
5118 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
5119 (mips_print_operand): Process COP0 registers to print $0 .. $31
5120 correctly for GAS to process.
5121 (mips_interrupt_extra_call_saved_reg_p): New function.
5122 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
5124 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
5125 (mips_compute_frame_info): Add supports for interrupt context that
5126 includes doubleword accumulators and COP0 registers.
5127 (mips_for_each_saved_acc): New function.
5128 (mips_for_each_saved_gpr_and_fpr): Change the function name from
5129 mips_for_each_saved_reg.
5130 (mips_save_reg): Save accumulators.
5131 (mips_kernel_reg_p): A new for_each_rtx callback.
5132 (mips_expand_prologue): Support interrupt handlers.
5133 (mips_restore_reg): Restore accumulators.
5134 (mips_expand_epilogue): Support interrupt handlers.
5135 (mips_can_use_return_insn): Return false for interrupt handlers.
5136 (mips_epilogue_uses): New function.
5137 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
5138 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
5139 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
5140 cop0_move): New instructions.
5141 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
5142 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
5144 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
5146 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
5147 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
5148 interrupt handlers, we use K0 as the temporary register.
5149 (EPILOGUE_USES): Change to a function call.
5150 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
5151 handlers, we use K0 as the temporary register.
5153 * doc/extend.texi (Function Attributes): Document interrupt,
5154 use_shadow_register_set, keep_interrupts_masked,
5155 use_debug_exception_return for MIPS attributes.
5157 2009-04-03 Alan Modra <amodra@bigpond.net.au>
5159 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
5160 Remove a number of t-files from tmake_file.
5161 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
5162 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
5163 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
5164 target_prototype, not TARGET_PROTOTYPE.
5165 (LINK_OS_GNU_SPEC): Define.
5166 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
5167 and darwin-ldoubdle.c.
5169 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
5172 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
5173 (cpp_options): Ditto.
5174 (default_compilers): Ditto.
5175 (display_help): Ditto.
5176 (process_command): Ditto.
5178 (set_input): Use lbasename instead of duplicate code.
5179 (save_temps_prefix): New static for -save-temps=obj.
5180 (save_temps_length): Ditto.
5182 * doc/invoke.texi (-save-temps=obj): Document new variant to
5185 2009-04-02 Jeff Law <law@redhat.com>
5187 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
5190 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
5192 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
5193 * configure: Regenerated.
5195 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
5197 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
5198 share the argument list.
5200 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
5204 2009-02-12 Diego Novillo <dnovillo@google.com>
5206 * varpool.c (debug_varpool): New.
5207 * cgraph.h (debug_varpool): Declare.
5209 2009-04-02 Jan Hubicka <jh@suse.cz>
5211 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
5214 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
5216 * config/i386/i386.c (ix86_abi): Move initialization to ...
5217 (override_options): Here.
5219 2009-04-02 Christian Bruel <christian.bruel@st.com>
5221 * config/sh/sh.c (sh_dwarf_register_span): New function.
5222 (TARGET_DWARF_REGISTER_SPAN): Define.
5223 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
5225 2009-04-02 Ira Rosen <irar@il.ibm.com>
5227 PR tree-optimization/39595
5228 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
5229 interleaved loads group is not greater than the SLP group size.
5231 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
5233 * builtins.c (is_builtin_name): New.
5234 (called_as_built_in): Use is_builtin_name.
5235 * tree.h (is_builtin_name): New.
5236 * varasm.c (incorporeal_function_p): Use is_builtin_name
5238 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
5240 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
5242 2009-04-02 Dodji Seketeli <dodji@redhat.com>
5245 * c-decl.c (clone_underlying_type): Move this ...
5246 * c-common.c (set_underlying_type): ... here.
5247 Also, make sure the function properly sets TYPE_STUB_DECL() on
5248 the newly created typedef variant type.
5249 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
5250 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
5253 2009-04-02 Richard Guenther <rguenther@suse.de>
5255 PR tree-optimization/37221
5256 * tree-flow.h (degenerate_phi_result): Declare.
5257 * tree-ssa-dom.c (degenerate_phi_result): Export.
5258 * tree-scalar-evolution.c (analyze_initial_condition): If
5259 the initial condition is defined by a degenerate PHI node
5260 use the degenerate value.
5262 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
5264 PR rtl-optimization/39588
5265 * combine.c (merge_outer_ops): Do not set the constant when this
5267 (simplify_shift_const_1): Do not modify it either in this case.
5269 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
5271 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
5272 tuning is deprecated if -mtune value is set to an Itanium1 variant.
5274 2009-04-01 Janis Johnson <janis187@us.ibm.com>
5277 * c-lex.c (interpret_float): Default (no suffix) is double.
5279 2009-04-1 Xinliang David Li <davidxl@google.com>
5281 * config/i386/i386.c (legitimate_constant_p): Recognize
5282 all one vector constant.
5284 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5286 * config/vax/vax.c: Add #includes to silence warnings.
5287 Change #include order to silence two warnings.
5289 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5291 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
5292 (ASM_SPEC): Pass -k to the assembler for PIC code.
5294 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5296 * config.gcc: Add vax-*-linux* to the switch.
5297 * config/vax/linux.h: New file. (TARGET_VERSION,
5298 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
5300 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5302 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
5303 Use predicate macros instead of GET_CODE() == foo.
5304 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
5305 ashlsi3, rotrsi3, <unnamed>): Likewise.
5307 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5309 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
5310 jbbccihi, jbbccisi): Remova trailing whitespace.
5311 * config/vax/constraints.md: Likewise.
5312 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5313 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
5314 * config/vax/predicates.md: Likewise.
5315 * config/vax/vax.c (print_operand_address, vax_output_int_move,
5316 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
5317 * config/vax/vax.h: Likewise.
5318 * config/vax/vax.md (nonlocal_goto): Likewise.
5320 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5322 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
5323 (indirectable_address_p, adjacent_operands_p): Add spaces around
5325 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
5327 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5329 * config/vax/vax.c (legitimate_constant_address_p,
5330 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
5331 index_term_p, reg_plus_index_p, legitimate_address_p,
5332 vax_mode_dependent_address_p): Update comments to match functions
5333 modified by the recent int->bool conversion.
5335 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5337 * config/vax/builtins.md: Update copyright message.
5338 * config/vax/constraints.md: Likewise.
5339 * config/vax/netbsd-elf.h: Likewise.
5340 * config/vax/predicates.md: Likewise.
5341 * config/vax/vax-protos.h: Likewise.
5342 * config/vax/vax.c: Likewise.
5343 * config/vax/vax.h: Likewise.
5344 * config/vax/vax.md: Likewise.
5345 * config/vax/vax.opt: Likewise.
5347 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5349 * config/vax/builtins.md (ffssi2, ffssi2_internal,
5350 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
5351 * config/vax/constraints.md (B, R): Likewise.
5352 * config/vax/predicates.md (external_memory_operand,
5353 nonimmediate_addsub_di_operand): Likewise.
5354 * config/vax/vax.c (vax_output_int_add): Likewise.
5355 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
5356 untyped_call): Likewise.
5358 2009-04-01 Matt Thomas <matt@3am-software.com>
5360 * config/vax/predicates.md: New file.
5361 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
5362 external_const_operand, nonsymbolic_operand, external_memory_operand,
5363 indirect_memory_operand, indexed_memory_operand,
5364 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
5365 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
5367 * config/vax/constraints.md: New file.
5368 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
5370 * config/vax/builtins.md: New file.
5371 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
5372 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
5374 * config/vax/vax.opt (mqmath): Add option.
5375 * config/vax/vax.md (isfx): Extend with DI.
5376 (VAXintQH, VAXintQHSD): Define.
5377 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
5378 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
5379 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
5380 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
5381 (movdi): Update constraints and use vax_output_int_move().
5382 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
5383 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
5384 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
5385 nonlocal_goto): New.
5386 (mov<mode>): Extend accepted operand types.
5387 (subdi3_old): Rename from subdi3, change update constraints and use
5388 a new implementation.
5389 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
5390 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
5391 MOVE_RATIO, CLEAR_RATIO): Define.
5392 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
5393 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
5394 (PRINT_OPERAND): Redefine using a function instead of inlined code.
5395 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
5396 (split_quadword_operands): Make static and really allow variable
5398 (print_operand_address): Update for PIC generation.
5399 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
5400 indexable_address_p, fixup_mathdi_operand,
5401 vax_expand_addsub_di_operands, adjacent_operands_p): New.
5402 (vax_float_literal, legitimate_constant_p,
5403 indirectable_constant_address_p, index_term_p,
5404 reg_plus_index_p): Return bool instead of int.
5405 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
5407 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
5409 (vax_output_conditional_branch): Indent.
5410 (legitimate_constant_address_p, indirectable_constant_address_p,
5411 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
5412 vax_mode_dependent_address_p): Return bool instead of int, update for
5414 * config/vax/vax-protos.h (legitimate_constant_address_p,
5415 legitimate_constant_p, legitimate_address_p,
5416 vax_mode_dependent_address_p): Change declaration to bool.
5417 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
5418 vax_expand_addsub_di_operands, vax_output_int_subtract,
5419 vax_output_movmemsi): Declare.
5420 (split_quadword_operands, vax_float_literal): Delete declaration.
5421 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
5422 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
5423 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
5424 ASM_OUTPUT_DWARF_PCREL): Define.
5425 (ASM_SPEC): Change definition to allow PIC generation.
5427 2009-04-01 Steve Ellcey <sje@cup.hp.com>
5429 * doc/sourcebuild.texi: Update front-end requirements.
5431 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5434 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
5435 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
5436 (booldi3_internal3): Use boolean_or_operator instead of
5439 2009-04-01 Joseph Myers <joseph@codesourcery.com>
5442 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
5443 declarator whose size is not an integer constant expression but
5444 folds to an integer constant, then treat it as a constant
5447 2009-04-01 Richard Guenther <rguenther@suse.de>
5449 * fold-const.c (fold_plusminus_mult_expr): Do not fold
5450 i * 4 + 2 to (i * 2 + 1) * 2.
5452 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5455 * c-parser.c (c_parser_asm_statement): Skip until close paren and
5456 return if c_parser_asm_string_literal returned NULL.
5458 2009-04-01 Nick Clifton <nickc@redhat.com>
5460 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
5462 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
5463 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
5464 other typedefs to avoid conflicts with libgcc2.c. Define labels
5465 to gain 16-bit bit-manipulation functions from libgcc2.c and then
5467 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
5468 to gain 16-bit trapping arithmetic functions from libgcc2.c and
5471 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
5473 * varasm.c (default_function_rodata_section): Declare DOT as
5476 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
5477 Andrey Galkin <agalkin@hypercom.com>
5480 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
5481 Make object_name unique for each process.
5483 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5486 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
5487 addressable variables in the parallel that could go out of scope while
5488 running queued tasks.
5490 2009-04-01 Anatoly Sokolov <aesok@post.ru>
5492 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
5493 (CASE_VALUES_THRESHOLD): Redefine.
5494 * config/avr/avr.c (avr_override_options): Remove initialization of
5495 avr_case_values_threshold variable.
5496 (avr_case_values_threshold): Remove variable. Add new function.
5497 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
5498 * config/avr/avr.opt (mno-tablejump): Remove option.
5499 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
5501 2009-04-01 DJ Delorie <dj@redhat.com>
5503 * varasm.c (default_function_rodata_section): Don't assume
5504 anything about where the first '.' in the section name is.
5506 2009-04-01 Alan Modra <amodra@bigpond.net.au>
5508 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
5509 rs6000_emit_stack_tie.
5511 2009-03-31 Ian Lance Taylor <iant@google.com>
5513 * tree-eh.c (tree_remove_unreachable_handlers): Compare
5514 gimple_code with GIMPLE_RESX, not RESX.
5516 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5518 * c-common.c (c_get_ident): New.
5519 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
5521 2009-04-01 Ben Elliston <bje@au.ibm.com>
5523 * config/rs6000/sysv4.opt (msdata): Improve option description.
5525 2009-03-31 Steve Ellcey <sje@cup.hp.com>
5527 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
5528 (divdf3_internal_lat): Remove.
5529 (divxf3_internal_lat): Remove.
5530 (divxf3_internal_thr): Remove.
5531 (divxf): Use divxf3_internal.
5532 * config/ia64/div.md (divsf3_internal_lat): New.
5533 (divdf3_internal_lat): New.
5534 (divxf3_internal): New.
5536 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5539 * Makefile.in (USE_GCC_STDINT): Define.
5540 (stmp-int-hdrs): Install stdint.h if applicable.
5541 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
5543 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
5544 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
5545 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
5546 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5547 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5548 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5549 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5550 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5551 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5552 (c_common_nodes_and_builtins): Initialize
5553 underlying_wchar_type_node. Do not initialize
5554 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
5555 nodes for new types.
5556 (c_stddef_cpp_builtins): Define macros for new types.
5557 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
5559 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
5560 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
5561 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
5562 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
5563 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
5564 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
5565 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
5566 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
5567 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
5568 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
5569 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
5570 int16_type_node, int32_type_node, int64_type_node,
5571 uint8_type_node, uint16_type_node, c_uint32_type_node,
5572 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
5573 int_least32_type_node, int_least64_type_node,
5574 uint_least8_type_node, uint_least16_type_node,
5575 uint_least32_type_node, uint_least64_type_node,
5576 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
5577 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
5578 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
5579 uintptr_type_node): Define.
5580 * c-cppbuiltin.c (builtin_define_constants,
5581 builtin_define_type_minmax): New.
5582 (builtin_define_stdint_macros): Define more macros.
5583 (c_cpp_builtins): Define more limit macros.
5585 (builtin_define_type_max): Define in terms of
5586 builtin_define_type_minmax. Remove is_long parameter. All
5588 * config.gcc (use_gcc_stdint): Define.
5589 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
5590 Add newlib-stdint.h for generic targets.
5591 * config/glibc-stdint.h, config/newlib-stdint.h,
5592 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
5593 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
5594 * config/score/score.h (UINTPTR_TYPE): Define.
5595 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
5596 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
5597 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5598 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5599 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5600 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5601 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5602 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5603 * config/spu/spu.h (STDINT_LONG32): Define.
5604 * configure.ac (use_gcc_stdint): Substitute.
5605 * configure: Regenerate.
5606 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
5607 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
5608 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
5609 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
5610 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
5611 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
5612 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
5613 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
5614 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
5615 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
5616 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
5617 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
5618 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
5619 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
5620 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
5621 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
5622 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
5623 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
5624 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
5625 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
5626 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
5627 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
5628 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
5629 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5630 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5631 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5632 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5633 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5634 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
5636 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
5638 * loop-iv.c (suitable_set_for_replacement): Renamed from
5639 simplify_using_assignment; changed to return bool and to accept new
5640 args DEST and SRC. Return true iff we find a source/destination pair
5641 that can be used to make a replacement, and fill SRC and DEST if so.
5642 Remove arg ALTERED. Don't deal with altered regs here. All callers
5644 (simplify_using_initial_values): Deal with altered regs here and track
5645 more precisely the effect they have on the validity of our expression.
5647 * loop-iv.c (simplify_using_condition): A condition of the form
5648 (EQ REG CONST) can be used to simply make a substitution.
5649 (simplify_using_initial_values): Keep track of conditions we have seen
5650 and keep using them to simplify new expressions, while applying the
5651 same substitutions to them as to the expression.
5653 * simplify-rtx.c (simplify_relational_operation_1): Simplify
5654 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
5657 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
5658 changed. Use this when trying to improve the upper bound.
5659 Generate the comparison by using simplify_gen_relational.
5661 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
5663 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
5665 (simplify_using_assignment, simplify_using_initial_values): Call
5666 replace_in_expr to make replacements. Call replace_single_def_regs
5667 once on the initial version of the expression.
5669 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5672 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
5674 2009-03-31 Richard Guenther <rguenther@suse.de>
5677 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
5678 equality comparisons. Fold C - X CMP X if C % 2 == 1.
5680 2009-03-31 Richard Guenther <rguenther@suse.de>
5682 * tree.h (div_if_zero_remainder): Declare.
5683 * fold-const.c (div_if_zero_remainder): Export.
5684 * tree-ssa-forwprop.c
5685 (forward_propagate_addr_into_variable_array_index): Handle
5686 constant array index addition outside of the variable index.
5688 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5691 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
5692 define_splits, floatunssi<mode>2): Require x87 conversions from
5693 DImode to be permitted.
5695 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5697 PR preprocessor/15638
5698 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
5700 2009-03-31 Richard Guenther <rguenther@suse.de>
5704 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
5705 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
5706 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
5707 a separate statement.
5708 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
5709 (lookup_tmp_var): Likewise.
5710 (is_gimple_formal_tmp_or_call_rhs): Remove.
5711 (is_gimple_reg_or_call_rhs): Rename to ...
5712 (is_gimple_reg_rhs_or_call): ... this.
5713 (is_gimple_mem_or_call_rhs): Rename to ...
5714 (is_gimple_mem_rhs_or_call): ... this.
5715 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
5716 DECL_GIMPLE_REG_P only if is_formal is true.
5717 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
5718 for non-proper post-modify expression gimplification.
5719 (gimplify_self_mod_expr): For post-modify expressions gimplify
5720 the lvalue to a minimal lvalue.
5721 (rhs_predicate_for): Remove formal temp case.
5722 (gimplify_modify_expr_rhs): Likewise.
5723 (gimplify_addr_expr): Use is_gimple_reg.
5724 (gimplify_expr): Remove formal temp cases.
5725 (gimple_regimplify_operands): Likewise.
5726 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
5727 and FILTER_EXPR like constants.
5728 * gimple.c (walk_gimple_op): Fix val_only initialization, use
5730 (is_gimple_formal_tmp_rhs): Remove.
5731 (is_gimple_reg_rhs): Remove special casing.
5732 (is_gimple_mem_rhs): Fix.
5733 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
5734 (is_gimple_formal_tmp_var): Remove.
5735 (is_gimple_formal_tmp_reg): Likewise.
5736 (is_gimple_min_lval): Allow invariant component ref parts.
5737 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
5738 is_gimple_formal_tmp_reg): Remove declarations.
5739 * tree-cfg.c (verify_expr): Verify that variables with address
5740 taken do not have DECL_GIMPLE_REG_P set.
5741 * tree-mudflap.c (mf_build_check_statement_for): Use
5742 force_gimple_operand instead of gimplify_expr.
5744 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
5746 * modulo-sched.c (sms_schedule_by_order): Pass the actual
5747 schedulable rows to compute_split_row.
5749 2009-03-31 Ben Elliston <bje@au.ibm.com>
5752 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
5755 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5757 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
5758 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
5759 * configure: Regenerate.
5760 * config.in: Regenerate.
5761 * config/rs6000/rs6000.opt (mtls-markers): Add.
5762 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
5763 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
5764 (tls_ld_aix, tls_ld_sysv): Likewise.
5765 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
5766 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
5768 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5770 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
5772 2009-03-30 Jan Hubicka <jh@suse.cz>
5774 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
5776 (tree_remove_unreachable_handlers): Cleanup EH predecestor
5777 detection and label handling.
5779 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5781 * ira-int.h (ira_allocno): Rename left_conflicts_num to
5782 left_conflicts_size.
5783 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
5784 ALLOCNO_LEFT_CONFLICTS_SIZE.
5786 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
5787 remove_allocno_from_bucket_and_push,
5788 allocno_spill_priority_compare, push_allocnos_to_stack,
5789 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5790 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
5791 (setup_allocno_left_conflicts_num): Ditto. Rename to
5792 setup_allocno_left_conflicts_size.
5793 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5794 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
5795 setup_allocno_left_conflicts_size instead of
5796 setup_allocno_left_conflicts_num.
5798 * ira-build.c (ira_create_allocno): Use
5799 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
5800 ALLOCNO_LEFT_CONFLICTS_NUM.
5802 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5804 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
5805 instead of DF_LR_OUT.
5807 * ira-lives.c (process_bb_node_lives): Ditto.
5809 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
5810 instead of DF_LR_{OUT,IN}.
5812 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
5814 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
5816 2009-03-30 Jan Hubicka <jh@suse.cz>
5818 * except.c (label_to_region_map): Fix thinko.
5820 2009-03-30 Steve Ellcey <sje@cup.hp.com>
5823 * tree.h (tree_find_value): New declaration.
5824 * tree.c (tree_find_value): New function.
5825 * varasm.c (assemble_external): Avoid duplicate entries on lists.
5827 2009-03-30 Jakub Jelinek <jakub@redhat.com>
5830 * c-decl.c (struct c_binding): Add locus field.
5831 (bind): Add locus argument, set locus field from it.
5832 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
5833 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
5834 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
5835 implicitly_declare, undeclared_variable, lookup_label,
5836 declare_label, c_make_fname_decl, c_builtin_function,
5837 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
5840 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
5843 * config/i386/i386.c (classify_argument): Check total size of
5846 2009-03-30 Martin Jambor <mjambor@suse.cz>
5848 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
5849 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
5850 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
5853 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
5854 seen_variable_array_ref while also traversing a union.
5856 * tree-inline.c (optimize_inline_calls): Do not call
5857 cgraph_node_remove_callees.
5858 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
5859 (pass_remove_cgraph_callee_edges): New variable.
5860 * passes.c (init_optimization_passes): Add
5861 pass_remove_cgraph_callee_edges after early inlining and before all
5862 late intraprocedural passes.
5864 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
5866 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5868 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
5871 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5873 * combine.c (simplify_comparison): Use have_insn_for.
5874 * dojump.c (do_jump): Likewise.
5876 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5878 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
5879 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
5880 sparc_compare_op0 like sparc_compare_emitted used to be handled.
5881 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
5882 instead of sparc_compare_emitted.
5883 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
5884 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
5885 instead of sparc_compare_emitted.
5887 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5889 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
5890 enter/exit cfglayout mode.
5891 (pass_partition_block): Require it.
5892 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
5893 (combine_instructions): Track basic blocks instead of labels.
5894 (update_cfg_for_uncondjump): New.
5895 (try_combine): Use it. Update jumps after rescanning.
5896 (pass_combine): Require PROP_cfglayout.
5897 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
5899 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5901 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
5902 Provide/destroy PROP_cfglayout respectively.
5903 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
5904 * tree-pass.h (PROP_cfglayout): New.
5906 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5908 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
5909 fold_convert_const_fixed_from_fixed,
5910 fold_convert_const_fixed_from_int,
5911 fold_convert_const_fixed_from_real, fold_negate_const): Do not
5912 set TREE_CONSTANT_OVERFLOW.
5913 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
5914 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
5916 2009-03-30 Ira Rosen <irar@il.ibm.com>
5918 * tree-vect-loop-manip.c: New file.
5919 * tree-vectorizer.c: Update documentation and included files.
5920 (vect_loop_location): Make extern.
5921 (rename_use_op): Move to tree-vect-loop-manip.c
5922 (rename_variables_in_bb, rename_variables_in_loop,
5923 slpeel_update_phis_for_duplicate_loop,
5924 slpeel_update_phi_nodes_for_guard1,
5925 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
5926 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
5927 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
5928 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
5929 find_loop_location): Likewise.
5930 (new_stmt_vec_info): Move to tree-vect-stmts.c.
5931 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
5932 get_vectype_for_scalar_type, vect_is_simple_use,
5933 supportable_widening_operation, supportable_narrowing_operation):
5935 (bb_in_loop_p): Move to tree-vect-loop.c.
5936 (new_loop_vec_info, destroy_loop_vec_info,
5937 reduction_code_for_scalar_code, report_vect_op,
5938 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
5939 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
5940 (vect_supportable_dr_alignment): Likewise.
5941 * tree-vectorizer.h (tree-data-ref.h): Include.
5942 (vect_loop_location): Declare.
5943 Reorganize function declarations according to the new file structure.
5944 * tree-vect-loop.c: New file.
5945 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
5946 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
5947 * tree-vect-data-refs.c: New file.
5948 * tree-vect-patterns.c (timevar.h): Don't include.
5949 * tree-vect-stmts.c: New file.
5950 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
5951 tree-vect-slp.c, tree-vect-loop.c.
5952 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
5953 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
5954 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
5955 (tree-vect-analyze.o): Remove.
5956 (tree-vect-transform.o): Likewise.
5957 (tree-vect-data-refs.o): Add rule.
5958 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
5959 tree-vect-slp.o): Likewise.
5960 (tree-vect-patterns.o): Remove redundant dependencies.
5961 (tree-vectorizer.o): Likewise.
5962 * tree-vect-slp.c: New file.
5964 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5966 * optc-gen.awk: Warn if an option flag has multiple different
5969 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
5971 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
5972 -floop-block): Document dependences on PPL, CLooG and Graphite.
5974 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5976 PR rtl-optimization/323
5977 * c-common.c (c_fully_fold, convert_and_check,
5978 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
5979 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
5980 * c-common.def (EXCESS_PRECISION_EXPR): New.
5981 * c-cppbuiltin.c (builtin_define_float_constants): Define
5982 constants with enough digits for long double.
5983 * c-lex.c (interpret_float): Interpret constant with excess
5984 precision where appropriate.
5985 * c-opts.c (c_common_post_options): Set
5986 flag_excess_precision_cmdline. Give an error for
5987 -fexcess-precision=standard for C++ for processors where the
5988 option is significant.
5989 * c-parser.c (c_parser_conditional_expression): Handle excess
5990 precision in condition.
5991 * c-typeck.c (convert_arguments): Handle arguments with excess
5993 (build_unary_op): Move excess precision outside operation.
5994 (build_conditional_expr): Likewise.
5995 (build_compound_expr): Likewise.
5996 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
5997 (build_modify_expr): Handle excess precision in RHS.
5998 (convert_for_assignment): Handle excess precision in converted
6000 (digest_init, output_init_element, process_init_element): Handle
6001 excess precision in initializer.
6002 (c_finish_return): Handle excess precision in return value.
6003 (build_binary_op): Handle excess precision in operands and add
6004 excess precision as needed for operation.
6005 * common.opt (-fexcess-precision=): New option.
6006 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
6007 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
6008 For standard excess precision, output explicit conversion to and
6009 truncation from XFmode.
6010 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
6011 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
6012 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
6013 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
6014 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
6015 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
6016 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
6017 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
6018 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
6019 define_splits, sqrt<mode>2): Disable where appropriate for
6020 standard excess precision.
6021 * convert.c (convert_to_real): Do not shorten arithmetic to type
6022 for which excess precision would be used.
6023 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
6024 * doc/invoke.texi (-fexcess-precision=): Document option.
6025 (-mfpmath=): Correct index entry.
6026 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
6027 flag_excess_precision): New.
6028 * langhooks.c (lhd_post_options): Set
6029 flag_excess_precision_cmdline.
6030 * opts.c (common_handle_option): Handle -fexcess-precision=.
6031 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
6032 init_excess_precision): New.
6033 (lang_dependent_init_target): Call init_excess_precision.
6034 * tree.c (excess_precision_type): New.
6035 * tree.h (excess_precision_type): Declare.
6037 2009-03-30 Joseph Myers <joseph@codesourcery.com>
6040 * c-typeck.c (build_component_ref): Do not copy qualifiers from
6041 non-lvalue to component.
6043 2009-03-29 Joseph Myers <joseph@codesourcery.com>
6045 PR preprocessor/34695
6046 * Makefile.in (c-opts.o): Depend on c-tree.h.
6047 * c-common.c: Move down include of diagnostic.h.
6048 (done_lexing, c_cpp_error): New.
6049 * c-common.h (done_lexing): Declare.
6050 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
6052 * c-opts.c: Include c-tree.h.
6053 (c_common_init_options): Set preprocessor error callback.
6054 (c_common_handle_option): Do not set preprocessor
6055 inhibit_warnings, warnings_are_errors, warn_system_headers,
6056 pedantic_errors or inhibit_warnings flags.
6057 (c_common_post_options): Do not check cpp_errors (parse_in).
6058 (c_common_finish): Do not output dependencies if there were
6059 errors. Do not check return value of cpp_finish.
6060 * c-ppoutput.c (pp_file_change): Set input_location.
6061 * c-tree.h (c_cpp_error): Declare.
6062 * diagnostic.c (diagnostic_set_info_translated): Also initialize
6064 (diagnostic_build_prefix): Check override_column.
6065 * diagnostic.h (diagnostic_info): Add override_column field.
6066 (diagnostic_override_column): Define.
6068 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
6070 * c-common.c (c_expand_expr, c_staticp): Remove.
6071 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
6072 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
6073 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
6074 * c-gimplify.c (gimplify_compound_literal_expr,
6075 optimize_compound_literals_in_ctor): Remove.
6076 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
6077 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
6078 * c-semantics.c (emit_local_var): Remove.
6080 * langhooks-def.h (lhd_expand_expr): Remove.
6081 * langhooks.c (lhd_expand_expr): Remove.
6082 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
6084 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
6085 handling from c-semantics.c; don't call into langhook.
6086 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
6087 * gimplify.c (gimplify_compound_literal_expr,
6088 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
6089 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
6090 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
6091 as was done in c-gimplify.c.
6092 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
6093 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
6094 Move from c-common.h.
6095 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
6097 * tree.c (staticp): Do not call langhook.
6098 * langhooks.c (lhd_staticp): Delete.
6099 * langhooks-def.h (lhd_staticp): Delete prototype.
6100 (LANG_HOOKS_STATICP): Delete.
6101 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
6103 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
6104 instead of DECL_STMTs.
6106 2009-03-29 Joseph Myers <joseph@codesourcery.com>
6114 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
6116 (fold_call_expr): Return a NOP_EXPR from folding rather than the
6117 contained expression.
6118 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
6119 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
6120 conditional expressions for C.
6121 (decl_constant_value_for_optimization): Move from
6122 decl_constant_value_for_broken_optimization in c-typeck.c. Check
6123 whether optimizing and that the expression is a VAR_DECL not of
6124 array type instead of doing such checks in the caller. Do not
6125 check pedantic. Call gcc_unreachable for C++.
6126 * c-common.def (C_MAYBE_CONST_EXPR): New.
6127 * c-common.h (c_fully_fold, c_save_expr,
6128 decl_constant_value_for_optimization): New prototypes.
6129 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
6130 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
6131 EXPR_INT_CONST_OPERANDS): Define.
6132 * c-convert.c (convert): Strip nops from expression.
6133 * c-decl.c (groktypename): Take extra parameters expr and
6134 expr_const_operands. Update call to grokdeclarator.
6135 (start_decl): Update call to grokdeclarator. Add statement for
6136 expressions used in type of decl.
6137 (grokparm): Update call to grokdeclarator.
6138 (push_parm_decl): Update call to grokdeclarator.
6139 (build_compound_literal): Add parameter non_const and build a
6140 C_MAYBE_COSNT_EXPR if applicable.
6141 (grokdeclarator): Take extra parameters expr and
6142 expr_const_operands. Track expressions used in declaration
6143 specifiers and declarators. Fold array sizes and track whether
6144 they are constant expressions and whether they are integer
6145 constant expressions.
6146 (parser_xref_tag): Set expr and expr_const_operands fields in
6148 (grokfield): Update call to grokdeclarator.
6149 (start_function): Update call to grokdeclarator.
6150 (build_null_declspecs): Set expr and expr_const_operands fields in
6152 (declspecs_add_type): Handle expressions in typeof specifiers.
6153 * c-parser.c (c_parser_declspecs): Set expr and
6154 expr_const_operands fields for declaration specifiers.
6155 (c_parser_enum_specifier): Likewise.
6156 (c_parser_struct_or_union_specifier): Likewise.
6157 (c_parser_typeof_specifier): Likewise. Update call to
6158 groktypename. Fold expression as needed. Return expressions with
6159 type instead of adding statements.
6160 (c_parser_attributes): Update calls to c_parser_expr_list.
6161 (c_parser_statement_after_labels): Fold expression before passing
6162 to objc_build_throw_stmt.
6163 (c_parser_condition): Fold expression.
6164 (c_parser_asm_operands): Fold expression.
6165 (c_parser_conditional_expression): Use c_save_expr. Update call
6166 to build_conditional_expr.
6167 (c_parser_alignof_expression): Update call to groktypename.
6168 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
6169 original_code. Fold expression argument of va_arg. Create
6170 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
6171 argument to va_arg. Update calls to groktypename. Fold array
6172 index for offsetof. Verify that first argument to
6173 __builtin_choose_expr has integer type.
6174 (c_parser_postfix_expression_after_paren_type): Update calls to
6175 groktypename and build_compound_literal. Handle expressions with
6176 side effects in type name.
6177 (c_parser_postfix_expression_after_primary): Update call to
6178 c_parser_expr_list. Set original_code for calls to
6179 __builtin_constant_p.
6180 (c_parser_expr_list): Take extra parameter fold_p. Fold
6181 expressions if requested.
6182 (c_parser_objc_type_name): Update call to groktypename.
6183 (c_parser_objc_synchronized_statement): Fold expression.
6184 (c_parser_objc_receiver): Fold expression.
6185 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
6186 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
6187 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
6188 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
6189 (struct c_typespec): Add elements expr and expr_const_operands.
6190 (struct c_declspecs): Add elements expr and expr_const_operands.
6191 (groktypename, build_conditional_expr, build_compound_literal):
6193 (in_late_binary_op): Declare.
6194 * c-typeck.c (note_integer_operands): New function.
6195 (in_late_binary_op): New variable.
6196 (decl_constant_value_for_broken_optimization): Move to c-common.c
6197 and rename to decl_constant_value_for_optimization.
6198 (default_function_array_conversion): Do not strip nops.
6199 (default_conversion): Do not call
6200 decl_constant_value_for_broken_optimization.
6201 (build_array_ref): Do not fold result.
6202 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
6203 result when operand is a VLA.
6204 (c_expr_sizeof_type): Update call to groktypename. Handle
6205 expressions included in type name. Use C_MAYBE_CONST_EXPR for
6206 result when operand names a VLA type.
6207 (build_function_call): Update call to build_compound_literal.
6208 Only fold result for calls to __builtin_* functions. Strip
6209 NOP_EXPR from INTEGER_CST returned from such functions. Fold
6210 the function designator.
6211 (convert_arguments): Fold arguments. Update call to
6212 convert_for_assignment.
6213 (build_unary_op): Handle increment and decrement of
6214 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
6215 decrement earlier. Fold operand of increment and decrement.
6216 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
6217 built for integer operand. Wrap returns that are INTEGER_CSTs
6218 without being integer constant expressions or that have integer
6219 constant operands without being INTEGER_CSTs.
6220 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
6221 (build_conditional_expr): Add operand ifexp_bcp. Track whether
6222 result is an integer constant expression or can be used in
6223 unevaluated parts of one and avoid folding and wrap as
6224 appropriate. Fold operands before possibly doing -Wsign-compare
6226 (build_compound_expr): Wrap result for C99 if operands can be used
6227 in integer constant expressions.
6228 (build_c_cast): Update call to digest_init. Do not ignore
6229 overflow from casting floating-point constants to integers. Wrap
6230 results that could be confused with integer constant expressions,
6231 null pointer constants or floating-point constants.
6232 (c_cast_expr): Update call to groktypename. Handle expressions
6233 included in type name.
6234 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
6235 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
6236 Update calls to convert_for_assignment.
6237 (convert_for_assignment): Take new parameter
6238 null_pointer_constant. Do not strip nops or call
6239 decl_constant_value_for_broken_optimization. Set
6240 in_late_binary_op for conversions to boolean.
6241 (store_init_value): Update call to digest_init.
6242 (digest_init): Take new parameter null_pointer_constant. Do not
6243 call decl_constant_value_for_broken_optimization. pedwarn for
6244 initializers not constant expressions. Update calls to
6245 convert_for_assignment.
6246 (constructor_nonconst): New.
6247 (struct constructor_stack): Add nonconst element.
6248 (really_start_incremental_init, push_init_level, pop_init_level):
6249 Handle constructor_nonconst and nonconst element.
6250 (set_init_index): Call constant_expression_warning for array
6252 (output_init_element): Fold value. Set constructor_nonconst as
6253 applicable. pedwarn for initializers not constant expressions.
6254 Update call to digest_init. Call constant_expression_warning
6255 where constant initializers are required.
6256 (process_init_element): Use c_save_expr.
6257 (c_finish_goto_ptr): Fold expression.
6258 (c_finish_return): Fold return value. Update call to
6259 convert_for_assignment.
6260 (c_start_case): Fold switch expression.
6261 (c_process_expr_stmt): Fold expression.
6262 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
6263 ensure statement expression is not evaluated in constant expression.
6264 (build_binary_op): Track whether results are integer constant
6265 expressions or may occur in such, disable folding and wrap results
6266 as applicable. Fold operands for -Wsign-compare warnings unless
6268 (c_objc_common_truthvalue_conversion): Handle results folded to
6269 integer constants that are not integer constant expressions.
6270 * doc/extend.texi: Document when typeof operands are evaluated,
6271 that condition of __builtin_choose_expr is an integer constant
6272 expression, and more about use of __builtin_constant_p in
6275 2009-03-29 Richard Guenther <rguenther@suse.de>
6277 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
6278 propagate addresses of array references.
6280 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
6282 * regmove.c (perhaps_ends_bb_p): Remove.
6283 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
6284 from INSN and check that the main loop stays within that basic block.
6285 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
6286 (regmove_forward_pass): Split out from regmove_optimize. Use
6287 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
6288 (regmove_backward_pass): Split out from regmove_optimize. Use
6289 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
6290 (regmove_optimize): Simplify.
6292 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
6295 * config/i386/i386.c (classify_argument): Ignore flexible array
6296 member in struct and warn ABI change.
6298 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
6300 * config/i386/i386-protos.h (ix86_agi_dependent): New.
6302 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
6303 (ix86_adjust_cost): Updated.
6305 2009-03-29 Jan Hubicka <jh@suse.cz>
6308 * tree-pass.h (pass_cleanup_eh): New function.
6309 (remove_unreachable_regions): Break code handling RTL
6310 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
6311 that can not be reached by runtime.
6312 (can_be_reached_by_runtime): New function.
6313 (label_to_region_map): New function.
6314 (num_eh_regions): New function.
6315 (rtl_remove_unreachable_regions): New function.
6316 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
6317 (remove_eh_region): New function.
6318 * except.h: Include sbitmap and vecprim.
6319 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
6320 num_eh_regions): Declare.
6321 * passes.c (init_optimization_passes): Schedule cleanup_eh.
6322 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
6323 * tree-eh.c (tree_remove_unreachable_handlers): New function.
6324 (tree_empty_eh_handler_p): New function.
6325 (cleanup_empty_eh): New function.
6326 (cleanup_eh): New function.
6327 (pass_cleanup_eh): New function.
6329 2009-03-29 Jan Hubicka <jh@suse.cz>
6331 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
6332 for removed regions.
6334 2009-03-29 Jan Hubicka <jh@suse.cz>
6336 * except.c (dump_eh_tree): Dump all datastructures.
6338 2009-03-29 Jan Hubicka <jh@suse.cz>
6340 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
6341 (duplicate_eh_regions_1): Likewise.
6342 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
6343 vector; call EH verification.
6344 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
6345 Be ready for region being removed.
6347 2009-03-29 Jan Hubicka <jh@suse.cz>
6349 * bitmap.c (bitmap_last_set_bit): New function.
6350 * bitmap.h (bitmap_last_set_bit): Declare.
6352 2009-03-29 David Ayers <ayers@fsfe.org>
6355 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
6356 by calling objc_compare_types and surpress warnings about
6357 incompatible C pointers that are compatible ObjC pointers.
6359 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
6361 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
6362 call initialize_inline_failed.
6363 (initialize_inline_failed): Move it from here ...
6364 * cgraph.c (initialize_inline_failed): ... to here.
6365 (cgraph_create_edge): Call initialize_inline_failed rather than
6366 setting inline_failed directly.
6368 2009-03-29 Ben Elliston <bje@au.ibm.com>
6371 * sysv4.opt (msdata): Improve comment.
6372 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
6373 * sysv4.h (SVR4_ASM_SPEC): Likewise.
6375 2009-03-29 Ben Elliston <bje@au.ibm.com>
6378 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
6379 load and store attributes.
6381 2009-03-29 Ben Elliston <bje@au.ibm.com>
6383 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
6384 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
6385 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
6386 * doc/extend.texi (X86 Built-in Functions): Add index entries for
6387 __builtin_infq and __builtin_huge_valq.
6389 2009-03-28 Anatoly Sokolov <aesok@post.ru>
6391 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
6393 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6394 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
6396 2009-03-28 Xinliang David Li <davidxl@google.com>
6398 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
6399 (do_dbg_cnt): New function.
6401 2009-03-28 Jan Hubicka <jh@suse.cz>
6403 Merge from pretty-ipa:
6405 2009-03-27 Jan Hubicka <jh@suse.cz>
6407 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
6408 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
6409 * passes.c (function_called_by_processed_nodes_p): New.
6410 * ipa-pure-const.c (check_call): Fix handling of operands.
6411 (analyze_function): Dump debug output for skipped bodies.
6412 (local_pure_const): Use function_called_by_processed_nodes_p.
6413 * dwarf2out.c (reference_to_unused): Use output.
6414 * passes.c (do_per_function_toporder): Likewise.
6416 2008-11-12 Jan Hubicka <jh@suse.cz>
6418 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
6419 * ipa-pure-const.c (funct_state_d): Add can throw field; make
6420 state_set_in_source enum
6421 (check_decl): Ignore memory tags; do not set fake looping flags;
6423 (check_operand, check_tree, check_rhs_var, check_lhs_var,
6424 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
6425 (check_call, analyze_function): Rewrite.
6427 (add_new_function): Update call of analyze_function.
6428 (generate_summary): Add call of analyze_function.
6429 (propagate): Propagate can_throw; handle state_set_in_source correctly.
6430 (local_pure_const): New function.
6431 (pass_local_pure_const): New pass.
6432 * ipa-inline.c (inline_transform): Set after_inlining.
6433 * tree-eh.c (stmt_can_throw_external): New.
6434 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
6435 work with aliasing built.
6436 * tree-flow.h (stmt_can_throw_external): New.
6437 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
6438 and local pure/const pass in early and late optimization queue.
6440 2009-03-28 Martin Jambor <mjambor@suse.cz>
6442 * fold-const.c (get_pointer_modulus_and_residue): New parameter
6444 (fold_binary): Allow function decl aligment consideration is the
6445 second argument is integer constant one.
6446 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
6447 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
6448 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
6450 2009-03-28 Jan Hubicka <jh@suse.cz>
6452 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
6453 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
6454 * function.h (rtl_data): Add nothrow flag.
6455 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
6456 set DECL_NOTHROW for AVAILABLE functions.
6458 2009-03-28 Jakub Jelinek <jakub@redhat.com>
6460 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
6461 following vector keyword has expansion starting with pixel or bool
6462 keyword, expand vector to __vector and pixel or bool to __pixel or
6466 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
6467 warn_if_disallowed_function_p): Removed.
6468 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
6469 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
6470 warning_if_disallowed_function_p.
6471 * flags.h (warn_if_disallowed_function_p,
6472 warn_disallowed_functions): Removed.
6473 * common.opt (Wdisallowed-function-list=): Removed.
6474 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
6476 2009-03-28 Richard Guenther <rguenther@suse.de>
6478 PR tree-optimization/38723
6479 * tree-ssa-pre.c (compute_avail): Add all default definitions to
6482 2009-03-28 Jan Hubicka <jh@suse.cz>
6484 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
6485 test introduced by my previous patch.
6487 2009-03-28 Richard Guenther <rguenther@suse.de>
6489 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
6490 the PHIs value undefined.
6492 2009-03-28 Jan Hubicka <jh@suse.cz>
6494 * tree-pass.h (pass_fixup_cfg): New pass.
6495 * ipa-inline.c (inline_transform): Set
6496 always_inline_functions_inlined/after_inlining.
6497 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
6498 (pass_fixup_cfg): New pass.
6499 * passes.c (init_optimization_passes): Add fixup_cfg.
6501 2009-03-28 Richard Guenther <rguenther@suse.de>
6503 PR tree-optimization/38458
6504 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
6505 argument use the arguments copy-of value.
6507 2009-03-28 Richard Guenther <rguenther@suse.de>
6509 PR tree-optimization/38180
6510 * tree-ssa-ccp.c (get_default_value): Simplify.
6511 (likely_value): Likewise.
6512 (surely_varying_stmt_p): Properly handle VOP case.
6513 (ccp_initialize): Likewise.
6514 (ccp_fold): Handle propagating through *&.
6515 (fold_const_aggregate_ref): Also handle decls.
6517 2009-03-28 Jan Hubicka <jh@suse.cz>
6519 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
6520 * cgraph.h (cgraph_node): Likewise.
6521 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
6522 (cgraph_reset_node): Use process flag.
6523 (cgraph_mark_functions_to_output): Likewise.
6524 (cgraph_expand_function): Likewise.
6525 (cgraph_expand_all_functions): Likewise.
6526 (cgraph_output_in_order): Likewise.
6527 * dwarf2out.c (reference_to_unused): Likewise.
6528 * passes.c do_per_function_toporder): Likewise.
6530 2009-03-28 Jan Hubicka <jh@suse.cz>
6532 Bring from lto-branch:
6534 2008-09-03 Doug Kwan <dougkwan@google.com>
6536 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
6537 enums instead of reason strings.
6538 * cgraph.c (cgraph_create_edge): Same.
6539 (cgraph_inline_failed_string): New function.
6540 * cgraph.h (cgraph_inline_failed_t): New enum type.
6541 (cgraph_inline_failed_string): New prototype.
6542 (struct cgraph_edge): Change type of INLINED_FAILED from constant
6543 char pointer to cgraph_inline_failed_t.
6544 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
6545 (cgraph_default_inline_p): Ditto.
6546 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
6547 to cgraph_inline_failed_t pointer.
6548 * cif-code.def: New file.
6549 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
6551 (cgraph_check_inline_limits): Change type of REASON to pointer to
6552 cgraph_inline_failed_t. Replace reason strings with enums.
6553 (cgraph_default_inline_p): Ditto.
6554 (cgraph_recursive_inlining_p): Ditto.
6555 (update_caller_keys): Change type of FAILED_REASON to
6556 cgraph_inline_failed_t.
6557 (cgraph_set_inline_failed): Change type of REASON to pointer to
6558 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
6559 convert enums to strings for text output.
6560 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
6561 to be of type cgraph_inline_failed_t. Replace reason strings with
6562 enums. Call cgraph_inline_failed_string to covert enums
6563 to strings for text output.
6564 (cgraph_decide_inlining): Replace reason strings with enums.
6565 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
6566 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
6568 * tree-inline.c (expand_call_inline): Change type of REASON
6569 to cgraph_inline_failed_t. Replace reason strings with enums.
6570 Call cgraph_inline_failed_string for text output.
6571 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
6574 2009-03-28 Jan Hubicka <jh@suse.cz>
6576 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
6577 cgraph_clone_node): Remove master clone handling.
6578 (cgraph_is_master_clone, cgraph_master_clone): Remove.
6579 * cgraph.h (master_clone): Remove.
6580 (cgraph_is_master_clone, cgraph_master_clone): Remove.
6581 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
6582 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
6584 2009-03-28 Jan Hubicka <jh@suse.cz>
6586 * cgraph.c (cgraph_function_body_availability): Functions declared
6587 inline are always safe to assume that it is not going to be replaced.
6589 2009-03-28 Richard Guenther <rguenther@suse.de>
6591 PR tree-optimization/38513
6592 * tree-ssa-pre.c (eliminate): Remove redundant stores.
6593 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6594 EXC_PTR_EXPR and FILTER_EXPR.
6595 (get_ref_from_reference_ops): Likewise.
6597 2009-03-28 Richard Guenther <rguenther@suse.de>
6599 PR tree-optimization/38968
6600 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6601 Use FLOOR_MOD_EXPR to compute misalignment.
6603 2009-03-28 Richard Guenther <rguenther@suse.de>
6605 PR tree-optimization/37795
6606 * tree.h (combine_comparisons): Declare.
6607 * fold-const.c (combine_comparisons): Export.
6608 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
6610 (ifcombine_iforif): Use combine_comparisons.
6612 2009-03-28 Jan Hubicka <jh@suse.cz>
6614 * tree-eh.c (inlinable_call_p): New function.
6615 (make_eh_edges): Use it.
6616 (verify_eh_edges): Use it.
6617 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
6618 * except.c (reachable_next_level): Add inlinable_function argument
6619 (sjlj_find_directly_reachable_regions): Update.
6620 (add_reachable_handler): Do not set saw_any_handlers.
6621 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
6622 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
6623 Add new inlinable call parameter.
6624 (can_throw_internal, can_throw_external): Update.
6625 * except.h (can_throw_internal_1, can_throw_external_1,
6626 foreach_reachable_handler): Update declaration.
6628 2009-03-28 Joseph Myers <joseph@codesourcery.com>
6630 * config/arm/t-arm-coff, config/h8300/coff.h,
6631 config/i386/i386-aout.h, config/i386/i386-coff.h,
6632 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
6633 config/pdp11/2bsd.h, config/rs6000/aix41.h,
6634 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
6635 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
6636 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
6637 sys-types.h: Remove.
6638 * Makefile.in: Remove protoize and fixproto support and references
6640 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
6641 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
6643 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
6644 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
6645 unprotoize$(exeext).
6646 (rest.encap): Don't depend on $(STMP_FIXPROTO)
6647 (.PHONY): Don't depend on proto.
6648 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
6649 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
6650 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
6651 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
6652 build/gen-protos.o, build/scan.o, xsys-protos.h,
6653 build/fix-header$(build_exeext), build/fix-header.o,
6654 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
6655 stmp-install-fixproto): Remove.
6656 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
6657 SYSCALLS.c or fixproto files.
6658 (install-common): Don't install protoize.
6659 (install-headers-tar, install-headers-cpio, install-headers-cp):
6660 Don't depend on $(STMP_FIXPROTO).
6661 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
6662 install fixproto files or write out fixproto settings.
6663 (uninstall): Don't uninstall protoize.
6664 * config.gcc (use_fixproto): Remove.
6665 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
6666 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
6667 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
6668 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
6669 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
6670 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
6671 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
6672 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
6673 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
6674 * config/t-vxworks (STMP_FIXPROTO): Remove.
6675 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
6676 STMP_FIXPROTO): Remove.
6677 * config.in, configure: Regenerate.
6678 * crtstuff.c (gid_t, uid_t): Don't undefine.
6679 * doc/install.texi: Change m68k-coff to m68k-elf in example.
6680 (arm-*-coff, arm-*-aout: Remove target entries.
6681 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
6682 Remove mention of AIX 4.1.
6683 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
6684 * doc/invoke.texi (Running Protoize): Remove.
6685 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
6686 (Protoize Caveats): Remove.
6687 * tsystem.h: Update comments on headers assumed to exist.
6689 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
6691 * genautomata.c: Add a new year to the copyright. Add a new
6693 (struct insn_reserv_decl): Add comments for member bypass_list.
6694 (find_bypass): Remove.
6695 (insert_bypass): New.
6696 (process_decls): Use insert_bypass.
6697 (output_internal_insn_latency_func): Output all bypasses with the
6698 same input insn in one switch case.
6700 * rtl.def (define_bypass): Describe bypass choice.
6701 * doc/md.texi (define_bypass): Ditto.
6703 2009-03-27 Richard Guenther <rguenther@suse.de>
6705 * gimplify.c (mark_addressable): Export.
6706 * tree-flow.h (mark_addressable): Declare.
6707 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
6708 * tree-ssa.c (verify_phi_args): Verify that address taken
6709 variables have TREE_ADDRESSABLE set.
6711 2009-03-27 Richard Guenther <rguenther@suse.de>
6713 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
6714 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
6715 Do not mark decls TREE_ADDRESSABLE.
6716 (build_fold_addr_expr): Adjust.
6717 (fold_addr_expr): Remove.
6718 (fold_unary): Use build_fold_addr_expr.
6719 (fold_comparison): Likewise.
6720 (split_address_to_core_and_offset): Likewise.
6721 * coverage.c (tree_coverage_counter_addr): Mark the array decl
6723 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
6724 (gimplify_modify_expr_to_memcpy): Mark source and destination
6726 * omp-low.c (create_omp_child_function): Mark the object decl
6728 (lower_rec_input_clauses): Mark the var we take the address of
6730 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
6732 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6735 * cfgexpand.c (expand_one_stack_var_at): Change alignment
6736 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
6738 2009-03-27 Richard Guenther <rguenther@suse.de>
6740 PR tree-optimization/39120
6741 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
6743 (handle_lhs_call): Process return constraints. Add escape
6744 constraints if necessary.
6745 (handle_const_call): Fill out return constraints. Make nested
6746 case more precise. Avoid consttmp if possible.
6747 (handle_pure_call): Fill out return constraints. Avoid
6748 callused if possible.
6749 (find_func_aliases): Simplify call handling.
6751 2009-03-27 Richard Guenther <rguenther@suse.de>
6753 PR tree-optimization/39120
6754 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
6755 as a representative.
6756 (solve_graph): Do propagate CALLUSED.
6757 (handle_pure_call): Use a scalar constraint from CALLUSED for
6759 (find_what_p_points_to): CALLUSED shall not appear in poins-to
6762 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6765 * c-common.c (handle_aligned_attribute): Properly check alignment
6766 overflow. Use (1U << i) instead of (1 << i).
6768 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
6770 * expr.h (get_mem_align_offset): Updated.
6772 * tree.h (tree_decl_common): Change align to "unsigned int" and
6773 move it before pointer_alias_set.
6775 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6776 Jakub Jelinek <jakub@redhat.com>
6779 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
6780 gr_register_operand with gr_reg_or_0_operand.
6781 (cmpxchg_rel_di): Likewise.
6782 (sync_lock_test_and_set<mode>): Likewise.
6784 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6786 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
6787 (true_regnum): Likewise.
6789 * rtlanal.c (subreg_info): Moved to ...
6790 * rtl.h (subreg_info): Here. New.
6791 (subreg_get_info): New.
6793 * rtlanal.c (subreg_get_info): Make it extern.
6795 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6798 * config/i386/i386.c (ix86_abi): New.
6799 (override_options): Handle -mabi=.
6800 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
6801 (ix86_call_abi_override): Likewise.
6802 (init_cumulative_args): Likewise.
6803 (function_arg_advance): Likewise.
6804 (function_arg_64): Likewise.
6805 (function_arg): Likewise.
6806 (ix86_pass_by_reference): Likewise.
6807 (ix86_function_value_regno_p): Likewise.
6808 (ix86_build_builtin_va_list_abi): Likewise.
6809 (setup_incoming_varargs_64): Likewise.
6810 (is_va_list_char_pointer): Likewise.
6811 (ix86_init_machine_status): Likewise.
6812 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
6813 (ix86_function_type_abi): Return enum calling_abi. Rewrite
6814 for 64bit. Replace DEFAULT_ABI with ix86_abi.
6815 (ix86_function_abi): Make it static and return enum calling_abi.
6816 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
6818 (ix86_fn_abi_va_list): Updated.
6820 * config/i386/i386.h (ix86_abi): New.
6821 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
6822 (CONDITIONAL_REGISTER_USAGE): Likewise.
6823 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
6824 (machine_function): Likewise.
6826 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
6828 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
6829 (STACK_BOUNDARY): Likewise.
6830 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
6832 * config/i386/i386.opt (mabi=): New.
6834 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
6835 return enum calling_abi.
6836 (ix86_function_type_abi): Likewise.
6837 (ix86_function_abi): Removed.
6839 * doc/invoke.texi: Document -mabi= option for x86.
6841 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6843 * builtins.c (real_dconstp): Delete.
6844 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
6846 2009-03-27 Dodji Seketeli <dodji@redhat.com>
6847 Jakub Jelinek <jakub@redhat.com>
6850 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
6851 (gen_subprogram_die): When a function is explicit, generate the
6852 DW_AT_explicit attribute.
6853 * langhooks.h (struct lang_hooks_for_decls): Add
6854 function_decl_explicit_p langhook.
6855 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
6856 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
6858 2009-03-27 Jakub Jelinek <jakub@redhat.com>
6860 * builtins.c (fold_builtin_memory_op): Optimize memmove
6861 into memcpy if we can prove source and destination don't overlap.
6863 * tree-inline.c: Include gt-tree-inline.h.
6864 (clone_fn_id_num): New variable.
6865 (clone_function_name): New function.
6866 (tree_function_versioning): Use it.
6867 * Makefile.in (GTFILES): Add tree-inline.c.
6869 2009-03-27 Mark Mitchell <mark@codesourcery.com>
6871 * BASE-VER: Change to 4.5.0.
6873 2009-03-27 Xinliang David Li <davidxl@google.com>
6875 PR tree-optimization/39557
6876 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
6878 2009-03-27 Xinliang David Li <davidxl@google.com>
6880 PR tree-optimization/39548
6881 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
6884 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6886 * c-common.c (pointer_int_sum): Use %wd on return from
6889 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6891 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
6892 on return from tree_low_cst.
6894 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
6897 * ginclude/stdarg.h (va_copy): Define also for
6898 __GXX_EXPERIMENTAL_CXX0X__.
6900 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6903 * builtins.h (c_strlen): Do not warn here.
6904 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
6905 * c-common.c (pointer_int_sum): Take an explicit location.
6906 Warn about offsets out of bounds.
6907 * c-common.h (pointer_int_sum): Adjust declaration.
6909 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6911 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
6914 2009-03-26 Jakub Jelinek <jakub@redhat.com>
6917 * opts.c (warn_if_disallowed_function_p): Don't assume
6918 get_callee_fndecl must return non-NULL.
6920 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
6922 PR rtl-optimization/39522
6923 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
6924 when reg_reloaded_valid is set.
6926 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6928 * config/spu/divv2df3.c: New file.
6929 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
6930 (DPBIT_FUNCS): Filter out _div_df.
6932 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
6934 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
6935 a jump insn, count that jump in the distance to the loop start.
6937 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
6940 * config/sh/sh.c (calc_live_regs): Fix condition for global
6941 registers except PIC_OFFSET_TABLE_REGNUM.
6943 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
6946 * doc/invoke.texi (-mconsole): New.
6950 (-mnop-fun-dllimport): New.
6954 (sub section "i386 and x86-64 Windows Options"): New.
6956 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
6958 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
6959 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
6961 2009-03-25 Richard Guenther <rguenther@suse.de>
6964 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
6967 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
6969 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
6970 neither of haifa/selective schedulers are working.
6972 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6974 * doc/invoke.texi (Debugging Options): Fix description of
6975 -fno-merge-debug-strings.
6977 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
6979 * config/cris/libgcc.ver: New version-script.
6980 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
6982 * configure.ac <GAS features, nop mnemonic>: Add pattern
6983 crisv32-*-* for "nop".
6984 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
6985 * configure: Regenerate.
6987 2009-03-24 Ira Rosen <irar@il.ibm.com>
6989 PR tree-optimization/39529
6990 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
6991 mark_sym_for_renaming for the tag copied to the new vector
6994 2009-03-24 Arthur Loiret <aloiret@debian.org>
6996 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
6997 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
6998 EXTRA_SPEC_FUNCTIONS.
6999 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
7000 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
7001 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
7002 -march and -mtune options.
7004 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
7006 * config/m68k/t-rtems: Add m5329 multilib.
7008 2009-03-24 Dodji Seketeli <dodji@redhat.com>
7009 Jakub Jelinek <jakub@redhat.com>
7012 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
7015 2009-03-23 Jakub Jelinek <jakub@redhat.com>
7018 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
7019 instead of c_parser_expression_conv, if original_code isn't one of the
7020 4 allowed comparison codes, fail.
7022 2009-03-23 Richard Guenther <rguenther@suse.de>
7024 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
7025 * tree.h (struct tree_type): Likewise.
7026 * reload.h (struct insn_chain): Likewise.
7027 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
7028 * function.h (struct function): Likewise.
7029 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
7031 2009-03-23 Jakub Jelinek <jakub@redhat.com>
7033 PR tree-optimization/39516
7034 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
7036 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
7038 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
7039 should be set true if BITS_PER_WORD of target is bigger than 32
7041 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
7043 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
7044 Translate -B-options to -rpath-link. Correct existing
7045 rpath-link and conditionalize on !nostdlib.
7047 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7049 * doc/extend.texi (Function Attributes, Variable Attributes):
7051 * doc/invoke.texi (Debugging Options, Optimize Options)
7052 (i386 and x86-64 Options, MCore Options): Likewise.
7054 2009-03-20 Jakub Jelinek <jakub@redhat.com>
7057 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
7058 it for block local namespace aliases.
7059 (gen_decl_die): Pass context_die to gen_namespace_die.
7061 2009-03-19 Jakub Jelinek <jakub@redhat.com>
7064 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
7065 minimum or maximum value.
7067 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
7069 * reginfo.c (globalize_reg): Recompute derived reg sets.
7071 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
7074 * libgcc2.c (mprotect): Do not use signed arguments for
7075 VirtualProtect, use DWORD arguments. Also fix the 'may
7076 be used uninitialized' warning for the np variable.
7078 2009-03-19 Jakub Jelinek <jakub@redhat.com>
7081 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
7082 functions using regparm calling conventions when not optimizing.
7083 (ix86_function_sseregparm): Similarly for sseregparm calling
7086 2009-03-19 Li Feng <nemokingdom@gmail.com>
7089 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
7090 dependence if the first conflict is after niter iterations.
7092 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
7095 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
7096 functions with dynamic stack-pointer adjustments.
7098 2009-03-19 Ben Elliston <bje@au.ibm.com>
7100 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
7101 option; change to -msdata=data.
7103 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7105 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
7108 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
7111 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
7113 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
7115 * doc/invoke.texi (Code Gen Options): Expand discussion of
7118 2009-03-18 Jakub Jelinek <jakub@redhat.com>
7120 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
7121 * matrix-reorg.c (struct matrix_info): Likewise.
7122 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
7123 * rtl.h (struct mem_attrs): Likewise.
7124 * df.h (struct df): Likewise.
7125 * tree-data-ref.h (struct data_dependence_relation): Likewise.
7126 * ira-int.h (struct ira_allocno): Likewise.
7127 * df-scan.c (struct df_collection_rec): Likewise.
7128 * ira.c (struct equivalence): Likewise.
7129 * function.c (struct temp_slot): Likewise.
7130 * cfgloop.h (struct loop): Likewise.
7133 * function.c (use_register_for_decl): When not optimizing, disregard
7134 register keyword for variables with types containing methods.
7136 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
7139 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
7140 (is_simple_operand): Call contains_component_ref_p before calling data
7141 reference analysis that would fail on COMPONENT_REFs.
7143 * tree-vrp.c (search_for_addr_array): Fix formatting.
7145 2009-03-18 Richard Guenther <rguenther@suse.de>
7147 * tree-vect-transform.c (vect_loop_versioning): Fold the
7148 generated comparisons.
7149 * tree-vectorizer.c (set_prologue_iterations): Likewise.
7150 (slpeel_tree_peel_loop_to_edge): Likewise.
7152 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7155 * opts.c (print_specific_help): In addition to `undocumented',
7156 accept `separate' and `joined' flags if passed alone. Describe
7157 output by the first matched one of those.
7158 (common_handle_option): Skip over empty strings.
7159 * gcc.c (display_help): Fix help string for `--help='.
7160 * doc/invoke.texi (Option Summary, Overall Options): With
7161 `--help=', classes and qualifiers can both be repeated, but
7162 only the latter can be negated. One should not pass only
7163 negated qualifiers. Fix markup and examples.
7166 2008-10-14 Jakub Jelinek <jakub@redhat.com>
7168 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
7169 and -fhelp=separate.
7171 2009-03-17 Jing Yu <jingyu@google.com>
7174 * function.h (struct rtl_data): Move is_thunk from here...
7175 (struct function): ...to here.
7176 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
7177 * varasm.c (assemble_start_function): Change is_thunk from crtl to
7179 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
7181 (alpha_does_function_need_gp, alpha_start_function): Likewise.
7182 (alpha_output_function_end_prologue): Likewise.
7183 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
7184 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
7185 (rs6000_output_function_epilogue): Likewise.
7186 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
7188 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
7191 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
7192 from different units in a single alternative.
7193 (*truncdfsf_i387): Ditto.
7194 (*truncxfsf2_mixed): Ditto.
7195 (*truncxfdf2_mixed): Ditto.
7197 2009-03-17 Jakub Jelinek <jakub@redhat.com>
7199 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
7200 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
7203 * tree-ssa-live.c (remove_unused_locals): Don't remove local
7204 unused non-artificial variables when not optimizing.
7207 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
7208 DW_TAG_imported_module even if decl is IMPORTED_DECL with
7209 NAMESPACE_DECL in its DECL_INITIAL.
7212 * optabs.c (set_user_assembler_libfunc): New function.
7213 * expr.h (set_user_assembler_libfunc): New prototype.
7214 * c-common.c: Include libfuncs.h.
7215 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
7216 for memcmp, memset, memcpy, memmove and abort.
7217 * Makefile.in (c-common.o): Depend on libfuncs.h.
7220 * dwarf2out.c (gen_inlined_enumeration_type_die,
7221 gen_inlined_structure_type_die, gen_inlined_union_type_die,
7222 gen_tagged_type_instantiation_die): Removed.
7223 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
7226 2009-03-17 Janis Johnson <janis187@us.ibm.com>
7229 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
7231 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
7232 (check-parallel-%): Ditto.
7233 (check-consistency): Ditto.
7235 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
7237 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
7238 local variable rhs by NULL_TREE.
7240 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
7243 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
7245 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
7248 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
7250 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
7253 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
7254 for ms->sysv ABI calls only in 64bit mode.
7256 * config/i386/i386.md (untyped_call): Support 32bit.
7258 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
7260 * doc/extend.texi: Replace x86_65 with x86_64.
7262 2009-03-16 Jakub Jelinek <jakub@redhat.com>
7264 PR tree-optimization/39455
7265 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
7266 mismatches for POINTER_TYPE_P (type).
7267 (number_of_iterations_le): Likewise.
7269 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7271 * config/picochip/picochip.c: Removed profiling support.
7272 * config/picochip/picochip.md: Removed profiling instruction.
7273 * config/picochip/picochip.h: Removed profiling builtin.
7275 2009-03-16 Joseph Myers <joseph@codesourcery.com>
7277 * doc/install.texi (--with-host-libstdcxx): Document.
7279 2009-03-14 Anatoly Sokolov <aesok@post.ru>
7282 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
7283 generate a warning if the function name does not begin with
7284 "__vector" and the function has either the 'signal' or 'interrupt'
7285 attribute, from here to ...
7286 (avr_declare_function_name): ...here. New function.
7287 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
7288 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
7290 2009-03-14 Jakub Jelinek <jakub@redhat.com>
7293 * cse.c (fold_rtx): Don't modify original const_arg1 when
7294 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
7295 separate variable instead.
7296 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
7297 from out of range shift counts.
7298 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
7300 2009-03-13 Catherine Moore <clm@codesourcery.com>
7302 * config/i386/x-mingw32 (host-mingw32.o): Replace
7303 diagnostic.h with $(DIAGNOSTIC_H).
7305 2009-03-12 Jakub Jelinek <jakub@redhat.com>
7308 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
7310 * config/i386/sync.md (sync_compare_and_swap<mode>,
7311 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
7312 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
7314 (sync_double_compare_and_swapdi_pic,
7315 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
7316 cmpxchg8b_pic_memory_operand instead of just memory_operand.
7318 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7321 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
7323 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7326 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
7327 (avx_addsubv4df3): Likewise.
7328 (*avx_addsubv4sf3): Likewise.
7329 (sse3_addsubv4sf3): Likewise.
7331 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7334 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
7336 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
7339 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
7340 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
7341 registers for allocnos created from user-defined variables.
7343 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7346 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
7347 of non-integer mode as well.
7349 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
7351 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
7352 for functions for which the parameter types are unknown.
7354 2009-03-11 Jakub Jelinek <jakub@redhat.com>
7357 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
7358 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
7359 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
7360 * config/i386/i386.c (ix86_local_alignment): For
7361 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
7362 long long variables on the stack to avoid dynamic realignment.
7363 Allow the first argument to be a decl rather than type.
7364 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
7366 2009-03-11 Nick Clifton <nickc@redhat.com>
7369 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
7371 Add description to mno-lsim option.
7372 * config/mcore/mcore.h: Remove comment about deprecated m4align
7374 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
7375 * doc/invoke.texi: Add description of mno-lsim and
7376 mstack-increment options.
7378 * config/fr30/fr30.opt: Document the -mno-lsim option.
7379 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
7380 and -mno-lsim options.
7382 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7384 * fold-const.c (fold_comparison): Only call fold_inf_compare
7385 if the mode supports infinities.
7387 2009-03-11 Jason Merrill <jason@redhat.com>
7390 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
7391 end already did. Notice GIMPLE_CALL modifications of the result.
7392 Don't copy debug information from an ignored decl or a decl from
7395 2009-03-10 Richard Guenther <rguenther@suse.de>
7396 Nathan Froyd <froydnj@codesourcery.com>
7399 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
7400 (__divMODE3): Likewise.
7402 2009-03-09 Jakub Jelinek <jakub@redhat.com>
7404 PR tree-optimization/39394
7405 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
7406 DECL_SIZE_UNIT of variable length FIELD_DECLs.
7408 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7410 * recog.c (verfiy_changes): Disallow renaming of hard regs in
7411 inline asms for register asm ("") declarations.
7413 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
7415 * fold-const.c (fold_unary): Fix comment.
7417 2009-03-07 Jan Hubicka <jh@suse.cz>
7420 * tree-inline.c (setup_one_parameter): Do replacement of const
7421 argument by constant in SSA form.
7423 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7426 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
7427 determine alignment passed to assign_stack_local.
7428 (assign_parms_unsplit_complex): Likewise.
7429 * except.c (sjlj_build_landing_pads): Likewise.
7431 2009-03-06 Jakub Jelinek <jakub@redhat.com>
7434 * tree-flow.h (add_referenced_var): Return bool instead of void.
7435 * tree-dfa.c (add_referenced_var): Return result of
7436 referenced_var_check_and_insert call.
7437 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
7438 of referenced_var_check_and_insert.
7441 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
7442 (gen_variable_die): Emit DW_AT_location on abstract static variable's
7443 DIE, don't emit it if abstract origin already has it.
7444 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
7445 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
7447 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7449 * genpreds.c (needs_variable): Fix parentheses at variable name
7451 (write_tm_constrs_h): Indent generated code.
7453 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7455 * doc/extend.texi (Function Attributes): Add documentation
7458 2009-03-06 Jakub Jelinek <jakub@redhat.com>
7461 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
7462 take locus from its DECL_SOURCE_LOCATION instead of input_location.
7464 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
7466 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
7469 2009-03-05 Jakub Jelinek <jakub@redhat.com>
7472 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
7473 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
7475 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
7477 * config/i386/i386.md (R8_REG, R9_REG): New constants.
7478 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
7479 constants instead of magic numbers.
7480 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
7482 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
7483 (x86_64_ms_abi_int_parameter_registers): Ditto.
7484 (x86_64_int_return_registers): Ditto.
7485 (ix86_maybe_switch_abi): Ditto.
7486 (ix86_expand_call): Ditto for clobbered_registers array.
7487 (ix86_hard_regno_mode_ok): Ditto.
7488 (x86_extended_QIreg_mentioned_p): Ditto.
7490 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
7492 PR tree-optimization/39349
7493 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
7495 * combine.c (gen_lowpart_for_combine): Use omode when generating
7498 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
7500 PR rtl-optimization/39235
7501 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
7503 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
7505 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
7507 2009-03-04 Richard Guenther <rguenther@suse.de>
7509 PR tree-optimization/39362
7510 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
7511 that occur in abnormal PHIs should be varying.
7513 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
7515 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
7517 (simple_iv): Take loop as an argument instead of statement.
7518 * tree-scalar-evolution.h (simple_iv): Declaration changed.
7519 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
7521 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
7523 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
7524 * matrix-reorg.c (analyze_transpose): Ditto.
7525 * tree-data-ref.c (dr_analyze_innermost): Ditto.
7526 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
7527 * tree-predcom.c (ref_at_iteration): Ditto.
7528 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
7530 2009-03-04 Richard Guenther <rguenther@suse.de>
7532 PR tree-optimization/39358
7533 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
7534 escaped_id and callused_id.
7535 (solve_graph): Likewise.
7537 2009-03-04 Richard Guenther <rguenther@suse.de>
7539 PR tree-optimization/39339
7540 * tree-sra.c (try_instantiate_multiple_fields): Make it
7541 no longer ICE on the above.
7543 2009-03-03 Joseph Myers <joseph@codesourcery.com>
7545 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
7546 that fits within Pmode.
7548 2009-03-03 Steve Ellcey <sje@cup.hp.com>
7551 * tm.texi (LIBCALL_VALUE): Update description.
7553 2009-03-03 Steve Ellcey <sje@cup.hp.com>
7556 * doc/extend.texi (section): Update description.
7558 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
7561 * tree-inline.c (remapped_type): New.
7562 (can_be_nonlocal): Call remapped_type instead of remap_type.
7564 2009-03-03 Jakub Jelinek <jakub@redhat.com>
7567 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
7568 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
7570 2009-03-03 Richard Guenther <rguenther@suse.de>
7573 * tree.c (tree_nonartificial_location): New function.
7574 * tree.h (tree_nonartificial_location): Declare.
7575 * builtins.c (expand_builtin_memory_chk): Provide location
7576 of the call location for artificial function pieces.
7577 (maybe_emit_chk_warning): Likewise.
7578 (maybe_emit_sprintf_chk_warning): Likewise.
7579 (maybe_emit_free_warning): Likewise.
7580 * expr.c (expand_expr_real_1): Likewise.
7582 2009-03-03 Jakub Jelinek <jakub@redhat.com>
7584 PR tree-optimization/39343
7585 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
7586 COMPONENT_REF t has ARRAY_TYPE.
7588 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
7591 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
7592 when the type precision of the induction variable should be
7593 larger than the type precision of nit.
7594 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
7595 * graphite.c (graphite_loop_normal_form): Same.
7596 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
7598 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
7600 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
7601 (*call_1_rex64_ms_sysv): Use named constants instead of magic
7602 numbers to describe clobbered registers.
7603 (*call_value_0_rex64_ms_sysv): Ditto.
7604 * config/i386/mmx.md (mmx_emms): Ditto.
7607 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
7609 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
7612 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7614 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
7615 (spu_section_type_flags): New function.
7617 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
7619 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
7620 reg_class_contents of FLOAT_REGS into a temporary.
7622 2009-03-02 Richard Guenther <rguenther@suse.de>
7623 Ira Rosen <irar@il.ibm.com>
7625 PR tree-optimization/39318
7626 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
7627 information to the vectorized statement.
7629 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
7631 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
7632 variable. Use defined names instead of magic constants for REX SSE
7635 2009-03-01 Richard Guenther <rguenther@suse.de>
7637 PR tree-optimization/39331
7638 * omp-low.c (lower_send_shared_vars): Do not receive new
7639 values for the reference of DECL_BY_REFERENCE parms or results.
7641 2009-03-01 Jan Hubicka <jh@suse.cz>
7644 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
7645 BLOCK_NONLOCALIZED_VAR): New macros.
7646 (tree_block): Add nonlocalized_vars.
7647 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
7648 gen_decl_die): Add origin argument. Allow generation of die with
7649 origin at hand only.
7650 (gen_member_die, gen_type_die_with_usage, force_decl_die,
7651 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
7653 (gen_block_die): Fix checking for unused blocks.
7654 (process_scope_var): Break out from .... ; work with origins only.
7655 (decls_for_scope) ... here; process nonlocalized list.
7656 (dwarf2out_ignore_block): Look for nonlocalized vars.
7657 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
7659 (dump_scope_block): Dump them.
7660 * tree-inline.c (remap_decls): Handle nonlocalized vars.
7661 (remap_block): Likewise.
7662 (can_be_nonlocal): New predicate.
7663 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
7665 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7667 * configure: Regenerate.
7669 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7671 * optc-gen.awk: No need to duplicate option flags twice.
7672 Reuse help texts for duplicate options which do not have any.
7674 * gcc.c (display_help): Document --version.
7676 * gcc.c (main): If print_help_list and verbose_flag, ensure
7677 driver output comes before subprocess output.
7679 * optc-gen.awk: Assign all remaining fields to help string,
7680 space-separated, for multi-line help in *.opt.
7682 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
7683 -Wno-pedantic-ms-format is for MinGW targets only.
7685 * doc/options.texi (Option file format): Fix bad indentation,
7686 restoring dropped sentence.
7688 2009-02-28 Jan Hubicka <jh@suse.cz>
7690 * tree-inline.c (tree_function_versioning): Output debug info.
7692 2009-02-28 Jan Hubicka <jh@suse.cz>
7695 * tree-inline.c (setup_one_parameter): Do not copy propagate
7696 arguments when not optimizing.
7698 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
7701 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
7702 (avx_addsubv4df3): Likewise.
7703 (*avx_addsubv4sf3): Likewise.
7704 (sse3_addsubv4sf3): Likewise.
7705 (*avx_addsubv2df3): Likewise.
7706 (sse3_addsubv2df3): Likewise.
7707 (avx_unpckhps256): Correct item selectors.
7708 (avx_unpcklps256): Likewise.
7709 (avx_unpckhpd256): Likewise.
7710 (avx_unpcklpd256): Likewise.
7712 2009-02-28 Jan Hubicka <jh@suse.cz>
7714 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
7716 (copy_arguments_for_versioning): If var is declared don't declare it.
7717 (tree_function_versioning): First setup substitutions and then copy
7720 2009-02-27 Jan Hubicka <jh@suse.cz>
7723 * cgraph.h (varpool_output_debug_info): Remove.
7724 * cgraphunit.c (varpool_output_debug_info): Remove.
7725 * dwarf2out.c (deferred_locations_struct): New struct
7726 (deferred_locations): New type.
7727 (deferred_locations_list): New static var.
7728 (deffer_location): New function.
7729 (gen_variable_die): Use it.
7730 (decls_for_scope): Output info on local static vars.
7731 (dwarf2out_finish): Process deferred locations.
7732 * varpool.c (varpool_output_debug_info): Remove.
7734 2009-02-27 Jan Hubicka <jh@suse.cz>
7737 * tree.h (TREE_PROTECTED): Fix comment.
7738 (BLOCK_HANDLER_BLOCK): Remove.
7739 (struct tree_block): Remove handler_block add body_block.
7740 (inlined_function_outer_scope_p): New.
7741 (is_body_block): Remove.
7742 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
7743 * dwarf2out.c (is_inlined_entry_point): Remove.
7744 (add_high_low_attributes): Use inlined_function_outer_scope_p.
7745 (gen_block_die): Use is_inlined_entry_point check. Remove body block
7747 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
7748 * gimplify.c (gimplify_expr): Gimplify body blocks.
7749 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
7750 block with multiple subblocks.
7751 (dump_scope_block): Prettier output; dump more flags and info.
7752 (dump_scope_blocks): New.
7753 (remove_unused_locals): Use dump_scope_blocks.
7754 * tree-flow.h (dump_scope_blocks): Declare.
7755 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
7756 * stmt.c (is_body_block): Remove.
7757 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
7758 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
7760 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
7763 * graphite.c (graphite_loop_normal_form): Do not call
7764 number_of_iterations_exit from a gcc_assert.
7766 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7768 * config/s390/s390.c (s390_swap_cmp): Look for conditional
7769 jumps if COND is NULL.
7770 (find_cond_jump): New function.
7771 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
7772 * config/s390/s390.md: Remove z10_cobra attribute value.
7774 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
7776 * config/alpha/alpha.h (alpha_expand_mov): Return false if
7777 force_const_mem returns NULL_RTX.
7779 2009-02-26 Jan Hubicka <jh@suse.cz>
7782 * cgraph.h (varpool_output_debug_info): Remove.
7783 * cgraphunit.c (varpool_output_debug_info): Remove.
7784 * dwarf2out.c (deferred_locations_struct): New struct
7785 (deferred_locations): New type.
7786 (deferred_locations_list): New static var.
7787 (deffer_location): New function.
7788 (gen_variable_die): Use it.
7789 (decls_for_scope): Output info on local static vars.
7790 (dwarf2out_finish): Process deferred locations.
7791 * varpool.c (varpool_output_debug_info): Remove.
7793 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
7795 PR rtl-optimization/39241
7796 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
7797 to subreg_offset_representable_p.
7799 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7801 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
7802 execute function prototype. Get f and nregs from max_reg_num
7803 and get_insns. Remove the first backward pass as it's dead,
7804 guard the forward pass by flag_expensive_optimizations.
7805 (rest_of_handle_regmove): Delete.
7806 (pass_regmove): Replace it with regmove_optimize.
7808 2009-02-25 Martin Jambor <mjambor@suse.cz>
7810 PR tree-optimization/39259
7811 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
7812 calls_alloca function flags.
7813 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
7816 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7818 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
7819 flags_set_1_rtx, flags_set_1_set): Delete.
7820 (regmove_optimize): Do not call mark_flags_life_zones.
7822 2009-02-24 Julian Brown <julian@codesourcery.com>
7825 * config/arm/arm.c (require_pic_register): Only set
7826 cfun->machine->pic_reg once per function.
7828 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
7830 * doc/invoke.texi (Link Options): Document an easier way to pass
7831 options that take arguments to the GNU linker using -Xlinker and -Wl.
7833 2009-02-24 Steve Ellcey <sje@cup.hp.com>
7836 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
7838 2009-02-24 Richard Guenther <rguenther@suse.de>
7841 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
7843 2009-02-24 Richard Guenther <rguenther@suse.de>
7844 Zdenek Dvorak <ook@ucw.cz>
7846 PR tree-optimization/39233
7847 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
7848 from converting them to a generic type.
7850 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
7852 PR tree-optimization/39260
7853 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
7854 contains a condition with a real type.
7855 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
7857 2009-02-23 Jason Merrill <jason@redhat.com>
7860 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
7861 narrowing_initializer_constant_valid_p.
7862 (narrowing_initializer_constant_valid_p): Don't return
7863 null_pointer_node for adding a pointer to itself.
7865 2009-02-23 Jan Hubicka <jh@suse.cz>
7868 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
7871 2009-02-23 Jan Hubicka <jh@suse.cz>
7873 PR tree-optimization/37709
7874 * tree.c (block_ultimate_origin): Move here from dwarf2out.
7875 * tree.h (block_ultimate_origin): Declare.
7876 * dwarf2out.c (block_ultimate_origin): Move to tree.c
7877 * tree-ssa-live.c (remove_unused_scope_block_p):
7878 Eliminate blocks containig no instructions nor live variables nor
7880 (dump_scope_block): New function.
7881 (remove_unused_locals): Enable removal of dead blocks by default;
7882 enable dumping at TDF_DETAILS.
7884 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7886 * config/i386/i386.c (classify_argument): Don't allow COImode
7888 (function_arg_advance_32): Don't allow OImode.
7889 (function_arg_32): Likewise.
7890 (function_value_32): Likewise.
7891 (return_in_memory_32): Likewise.
7892 (function_arg_64): Remove OImode comment.
7894 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7897 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
7898 ix86_expand_vector_set for V4DImode in 64bit mode only.
7899 (ix86_expand_vector_init_one_var): Likewise.
7901 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
7903 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
7905 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7908 * loop-iv.c: Revert last change.
7909 * emit-rtl.c: Likewise.
7911 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7914 * config/i386/i386.c (type_natural_mode): Remove an extra
7915 space in the warning message.
7916 (function_value_32): Handle 32-byte vector modes.
7917 (return_in_memory_32): Likewise.
7919 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7921 * loop-iv.c (truncate_value): New function.
7922 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
7924 (lowpart_subreg): Move to...
7925 * emit-rtl.c: ...here.
7927 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
7929 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
7930 accidental and undocumented change at revision 140860.
7932 2009-02-21 Joseph Myers <joseph@codesourcery.com>
7934 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
7935 take gimple_seq * arguments.
7936 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
7937 types_compatible_p langhook.
7939 2009-02-20 Mark Mitchell <mark@codesourcery.com>
7940 Joseph Myers <joseph@codesourcery.com>
7942 * config/arm/arm.c (arm_builtin_va_list): New function.
7943 (arm_expand_builtin_va_start): Likewise.
7944 (arm_gimplify_va_arg_expr): Likewise.
7945 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
7946 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
7947 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
7948 (va_list_type): New variable.
7949 (arm_mangle_type): Mangle va_list_type appropriately.
7951 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7954 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
7955 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
7956 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
7957 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
7958 parameter to 1000 for -O1 by default.
7959 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
7961 * loop-invariant.c: Include params.h.
7962 (move_loop_invariants): Don't call move_single_loop_invariants on
7965 2009-02-20 Jaka Mocnik <jaka@xlab.si>
7967 * calls.c (emit_library_call_value_1): Use slot_offset instead of
7968 offset when calculating bounds for indexing stack_usage_map. Fixes
7969 a buffer overflow with certain target setups.
7971 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7974 * calls.c (expand_call): Clear try_tail_call if caller and callee
7975 disagree in promotion of function return value.
7977 2009-02-19 Jakub Jelinek <jakub@redhat.com>
7980 * c-common.c (c_determine_visibility): If visibility changed and
7981 DECL_RTL has been already set, call make_decl_rtl to update symbol
7984 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
7987 * varasm.c (assemble_variable): Don't check DECL_NAME when
7988 globalizing a variable.
7990 2009-02-19 Joseph Myers <joseph@codesourcery.com>
7993 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
7994 expression before any __builtin_trap call.
7995 * c-typeck.c (build_function_call): Convert and check function
7996 arguments before generating a call to a trap. Evaluate the
7997 function arguments before the trap.
7999 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
8002 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
8003 (UNSPEC_FXAM_MEM): New unspec.
8004 (fxam<mode>2_i387_with_temp): New insn and split pattern.
8005 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
8006 memory using fxam<mode>2_i387_with_temp to remove excess precision.
8008 2009-02-19 Richard Guenther <rguenther@suse.de>
8010 PR tree-optimization/39207
8011 PR tree-optimization/39074
8012 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
8013 storedanything_tree): New.
8014 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
8015 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
8016 (build_succ_graph): Add edges from STOREDANYTHING to all
8018 (init_base_vars): Initialize STOREDANYTHING.
8019 (compute_points_to_sets): Free substitution info after
8020 building the succ graph.
8021 (ipa_pta_execute): Likewise.
8023 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
8025 (do_ds_constraint): Do not add to special var or non-pointer
8027 (type_could_have_pointers): Split out from ...
8028 (could_have_pointers): ... here. For arrays use the element type.
8029 (create_variable_info_for): Initialize may_have_pointers.
8030 (new_var_info): Likewise.
8031 (handle_lhs_call): Make the HEAP variable unknown-sized.
8032 (intra_create_variable_infos): Use a type with pointers for
8033 PARM_NOALIAS, make it unknown-sized.
8035 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
8038 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
8040 2009-02-18 Jason Merrill <jason@redhat.com>
8043 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
8044 value if DECL_EXTERNAL.
8045 * tree-sra.c (sra_walk_gimple_assign): Likewise.
8046 * target.h (gcc_target::binds_local_p): Clarify "module".
8047 * tree.h (TREE_PUBLIC): Clarify "module".
8049 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
8052 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
8053 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
8055 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
8058 * c.opt (Wabi): Support C and ObjC.
8061 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
8063 * config/i386/i386.c (classify_argument): Warn once about the ABI
8064 change when passing union with long double.
8066 * doc/invoke.texi: Update -Wabi for warning psABI changes.
8068 2009-02-18 Joseph Myers <joseph@codesourcery.com>
8071 * c-parser.c (c_parser_compound_statement): Always enter and leave
8074 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8077 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
8079 2009-02-18 Jakub Jelinek <jakub@redhat.com>
8081 PR tree-optimization/36922
8082 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
8083 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
8086 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
8088 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
8091 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
8093 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
8095 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
8097 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
8100 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
8101 Richard Sandiford <rdsandiford@googlemail.com>
8103 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
8104 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
8105 (loongson_biadd): ...this.
8107 2009-02-17 Richard Guenther <rguenther@suse.de>
8109 PR tree-optimization/39202
8110 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
8111 a var make sure to follow existing collapses.
8113 2009-02-17 Richard Guenther <rguenther@suse.de>
8116 * langhooks.c (lhd_print_error_function): Check for NULL block.
8118 2009-02-17 Richard Guenther <rguenther@suse.de>
8120 PR tree-optimization/39204
8121 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
8124 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
8126 * config/soft-fp/double.h: Update from glibc CVS.
8128 2009-02-17 Richard Guenther <rguenther@suse.de>
8130 PR tree-optimization/39207
8131 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
8132 strict-aliasing warnings for pointers pointing to NULL.
8134 2009-02-16 Joseph Myers <joseph@codesourcery.com>
8137 * c-parser.c (c_parser_braced_init): Call pop_init_level when
8138 skipping until next close brace.
8140 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
8143 * config/i386/i386.c (ix86_expand_push): Set memory alignment
8144 to function argument boundary.
8146 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
8148 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
8149 in the lea_add. Reload eventually constraints it properly.
8150 * config/picochip/constraints.md : Remove the target constraint
8151 "b", since it is not needed anymore.
8153 2009-02-16 Jakub Jelinek <jakub@redhat.com>
8155 * gthr-dce.h: Uglify function parameter and local variable names.
8156 * gthr-gnat.h: Likewise.
8157 * gthr-mipssde.h: Likewise.
8158 * gthr-nks.h: Likewise.
8159 * gthr-posix95.h: Likewise.
8160 * gthr-posix.h: Likewise.
8161 * gthr-rtems.h: Likewise.
8162 * gthr-single.h: Likewise.
8163 * gthr-solaris.h: Likewise.
8164 * gthr-tpf.h: Likewise.
8165 * gthr-vxworks.h: Likewise.
8166 * gthr-win32.h: Likewise.
8168 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
8171 * config/i386/i386.md: Restrict the new peephole2 to move
8172 between MMX/SSE registers.
8174 2009-02-15 Richard Guenther <rguenther@suse.de>
8177 2009-02-13 Richard Guenther <rguenther@suse.de>
8179 * configure.ac: Enable LFS.
8180 * configure: Re-generate.
8181 * config.in: Likewise.
8183 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8185 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
8186 spu_srqwbyte, spu_srqwbytebc): Define.
8187 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
8188 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
8189 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
8190 "shrqby_<mode>"): New insn-and-split patterns.
8191 * config/spu/spu.c (expand_builtin_args): Determine and return
8192 number of operands using spu_builtin_description data.
8193 (spu_expand_builtin_1): Use it.
8195 2009-02-13 Steve Ellcey <sje@cup.hp.com>
8198 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
8201 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
8204 * config/i386/i386.c (override_options): Correct warning
8205 messages for -malign-loops, -malign-jumps and -malign-functions.
8207 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
8210 * config/i386/i386.md: Restrict the new peephole2 to move
8211 between the general purpose registers.
8213 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
8216 * config/i386/i386.c (type_natural_mode): Add a new argument.
8217 Return the original mode and warn ABI change if vector size is 32byte.
8218 (function_arg_advance): Updated.
8219 (function_arg): Likewise.
8220 (ix86_function_value): Likewise.
8221 (ix86_return_in_memory): Likewise.
8222 (ix86_sol10_return_in_memory): Likewise.
8223 (ix86_gimplify_va_arg): Likewise.
8224 (function_arg_32): Don't warn ABX ABI change here.
8225 (function_arg_64): Likewise.
8227 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
8229 * loop-iv.c (implies_p): In the final case, test that operands 0
8230 of the two comparisons match.
8232 * config/bfin/bfin.c (find_prev_insn_start): New function.
8233 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
8234 (find_next_insn_start): Move.
8236 2009-02-13 Richard Guenther <rguenther@suse.de>
8238 * configure.ac: Enable LFS.
8239 * configure: Re-generate.
8240 * config.in: Likewise.
8242 2009-02-13 Joseph Myers <joseph@codesourcery.com>
8245 * c-parser.c (c_parser_parms_list_declarator): Discard pending
8246 sizes on syntax error after some arguments have been parsed.
8248 2009-02-12 Jakub Jelinek <jakub@redhat.com>
8250 * doc/invoke.texi (-fira): Remove.
8252 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
8254 * caller-save.c: Replace regclass.c with reginfo.c in comments.
8255 * recog.c: Likewise.
8258 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
8260 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
8261 (umul_ppmm): Likewise.
8262 (count_leading_zeros): Likewise.
8263 (count_trailing_zeros): Likewise.
8264 (UMUL_TIME): Likewise.
8266 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
8268 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
8269 soft-fp/t-softfp to tmake_file.
8271 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
8272 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
8273 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
8274 IA64_BUILTIN_INFQ]: New.
8275 (ia64_init_builtins): Initialize __builtin_infq,
8276 __builtin_fabsq and __builtin_copysignq if not HPUX.
8277 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
8278 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
8280 * config/ia64/lib1funcs.asm (__divtf3): Define only if
8282 (__fixtfti): Likewise.
8283 (__fixunstfti): Likewise.
8284 (__floattitf): Likewise.
8286 * config/ia64/libgcc-glibc.ver: New.
8287 * config/ia64/t-fprules-softfp: Likewise.
8288 * config/ia64/sfp-machine.h: Likewise.
8290 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
8291 (LIBGCC2_TF_CEXT): Likewise.
8292 (TF_SIZE): Likewise.
8293 (TARGET_INIT_LIBFUNCS): Likewise.
8295 * config/ia64/t-glibc (SHLINB_MAPFILES):
8296 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
8298 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
8300 * config/i386/i386.c (construct_container): Rewrite processing
8301 BLKmode with X86_64_SSE_CLASS.
8303 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
8306 * config/i386/i386.md: Replace simplify_replace_rtx with
8307 replace_rtx in the new peephole2.
8309 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
8311 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
8312 loop unrolling do not happen at -O2.
8314 2009-02-12 Michael Matz <matz@suse.de>
8316 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
8318 2009-02-12 Jakub Jelinek <jakub@redhat.com>
8320 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
8323 2009-02-12 Ben Elliston <bje@au.ibm.com>
8325 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
8326 patterns when updating the back chain. Missed in the 2009-02-10
8329 2009-02-11 Janis Johnson <janis187@us.ibm.com>
8331 * doc/extend.texi (Decimal Floating Types): Update identifier of
8332 draft TR and list of missing support.
8334 2009-02-11 Jakub Jelinek <jakub@redhat.com>
8337 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
8338 bit to variable length decl's flags, add it also to its
8339 pointer replacement variable.
8341 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
8342 Jakub Jelinek <jakub@redhat.com>
8345 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
8346 (memory_blockage): New expander.
8347 (*memory_blockage): New insn pattern.
8348 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
8349 instead of general blockage at the end of function prologue when
8350 frame pointer is used to access red zone area. Do not emit blockage
8351 when profiling, it is emitted in generic code.
8352 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
8353 function epilogue when frame pointer is used to access red zone area.
8355 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
8358 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
8359 by arithmetic with memory operands.
8360 * config/i386/predicates.md (commutative_operator): New.
8362 2009-02-10 Janis Johnson <janis187@us.ibm.com>
8364 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
8367 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
8369 * alias.h (record_alias_subset): Declare.
8370 * alias.c (record_alias_subset): Make global.
8372 2009-02-10 Nick Clifton <nickc@redhat.com>
8374 * tree-parloops.c: Change license to GPLv3.
8375 * ipa-struct-reorg.c: Change license to GPLv3.
8376 * ipa-struct-reorg.h: Change license to GPLv3.
8378 2009-02-10 Steve Ellcey <sje@cup.hp.com>
8381 * c-decl.c (start_struct): Return NULL on error.
8383 2009-02-10 Jakub Jelinek <jakub@redhat.com>
8386 * cfgloopmanip.c (remove_path): Call remove_bbs after
8387 cancel_loop_tree, not before it.
8390 * function.h (struct function): Add has_local_explicit_reg_vars bit.
8391 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
8392 VAR_DECLs were seen.
8393 * tree-ssa-live.c (remove_unused_locals): Recompute
8394 cfun->has_local_explicit_reg_vars.
8395 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
8396 copies or clearings if cfun->has_local_explicit_reg_vars.
8398 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
8401 * config/i386/i386.c (expand_prologue): Emit blockage at the end
8402 of function prologue when frame pointer is used to access
8405 2009-02-10 Richard Guenther <rguenther@suse.de>
8408 * gimplify.c (gimple_regimplify_operands): Always look if
8409 we need to create a temporary.
8411 2009-02-10 Richard Guenther <rguenther@suse.de>
8413 PR tree-optimization/39132
8414 * tree-loop-distribution.c (todo): New global var.
8415 (generate_memset_zero): Trigger TODO_rebuild_alias.
8416 (tree_loop_distribution): Return todo.
8418 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
8421 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
8422 (x86_64_reg_class_name): Removed.
8423 (classify_argument): Return 0 if bytes > 32. Return 0 if the
8424 first one isn't X86_64_SSE_CLASS or any other ones aren't
8425 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
8426 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
8427 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
8428 and 3 X86_64_SSEUP_CLASS.
8429 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
8430 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
8432 2009-02-10 Ben Elliston <bje@au.ibm.com>
8434 * config/rs6000/rs6000.md (allocate_stack): Always use an update
8435 form instruction to update the stack back chain word, even if the
8436 user has disabled the generation of update instructions.
8437 (movdi_<mode>_update_stack): New.
8438 (movsi_update_stack): Likewise.
8439 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
8440 always use an update form instruction to update the stack back
8443 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
8446 * graphite.c (if_region_set_false_region): After moving a region in
8447 the false branch of a condition, remove the empty dummy basic block.
8448 (gloog): Remove wrong fix for PR38953.
8450 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8452 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
8453 generation due to implicit sign extension.
8455 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
8458 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
8459 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
8461 2009-02-09 Richard Guenther <rguenther@suse.de>
8464 * convert.c (convert_to_real): Disable (float)fn((double)x)
8465 to fnf(x) conversion if errno differences may occur and
8466 -fmath-errno is set.
8468 2009-02-07 Anatoly Sokolov <aesok@post.ru>
8470 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
8471 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8472 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8474 2009-02-06 Joseph Myers <joseph@codesourcery.com>
8477 * c-common.c (handle_alias_attribute): Disallow attribute for
8478 anything not a FUNCTION_DECL or VAR_DECL.
8480 2009-02-06 Janis Johnson <janis187@us.ibm.com>
8483 * real.c (do_compare): Special-case compare of zero against
8484 decimal float value.
8486 2009-02-06 Joseph Myers <joseph@codesourcery.com>
8489 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
8490 as indicating flexible array members unless the field itself is
8491 being declarared as the incomplete array.
8493 2009-02-06 Jan Hubicka <jh@suse.cz>
8495 PR tree-optimization/38844
8496 * ipa-inline.c (try_inline): Stop inlining recursion when edge
8499 2009-02-06 Richard Guenther <rguenther@suse.de>
8502 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
8503 fork because we may expand it as __gcov_fork.
8505 2009-02-06 Nick Clifton <nickc@redhat.com>
8507 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
8509 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
8511 PR tree-optimization/35659
8512 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
8513 vn_phi_eq): Shortcut if hashcode does not match.
8514 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
8516 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
8517 and avoid iterative_hash_expr.
8518 (FOR_EACH_VALUE_ID_IN_SET): New.
8519 (value_id_compare): Remove.
8520 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
8521 sort expressions by value id.
8523 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
8526 * config/sh/predicates.md (general_movsrc_operand): Don't check
8527 the subreg of system registers here.
8529 2009-02-05 Jakub Jelinek <jakub@redhat.com>
8532 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
8535 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
8537 PR rtl-optimization/39110
8538 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
8539 addresses, not aligned ones.
8541 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
8542 Richard Guenther <rguenther@suse.de>
8544 PR tree-optimization/39100
8545 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
8546 comment says and add edges.
8548 2009-02-05 Joseph Myers <joseph@codesourcery.com>
8551 * c-common.c (handle_tls_model_attribute): Ignore attribute for
8552 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
8554 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
8556 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
8557 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
8558 register_bb_in_sese, new_sese, free_sese): Moved.
8559 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
8560 outermost_loop_in_scop, build_scop_iteration_domain,
8561 expand_scalar_variables_ssa_name, get_vdef_before_scop,
8562 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
8563 Use loop_in_sese_p instead of loop_in_scop_p.
8564 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
8565 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
8566 (scopdet_basic_block_info): Fix bug in scop detection.
8567 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
8568 eq_loop_to_cloog_loop): Remove.
8569 (nb_loops_around_loop_in_scop, nb_loop
8570 ref_nb_loops): Moved here...
8571 * graphite.h (ref_nb_loops): ... from here.
8572 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
8573 (loop_domain_dim, loop_iteration_vector_dim): Remove.
8574 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
8575 * testsuite/gcc.dg/graphite/scop-19.c: New
8577 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
8578 Hans-Peter Nilsson <hp@axis.com>
8580 PR rtl-optimization/37889
8581 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
8582 Move offset handling from PLUS to before the switch. Use new
8583 arguments when considering SYMBOL_REFs too.
8584 (rtx_addr_can_trap_p): Pass dummy offset and size.
8585 (enum may_trap_p_flags): Remove.
8586 (may_trap_p_1): Pass size from MEM_SIZE.
8588 PR rtl-optimization/38921
8589 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
8590 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
8591 * rtlanal.c (may_trap_after_code_motion_p): Delete.
8592 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
8594 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
8596 AVX Programming Reference (January, 2009)
8597 * config/i386/sse.md (*vpclmulqdq): New.
8599 2009-02-04 Jakub Jelinek <jakub@redhat.com>
8601 PR tree-optimization/38977
8602 PR gcov-profile/38292
8603 * calls.c (special_function_p): Disregard __builtin_ prefix.
8605 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
8607 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
8608 non-indexable addresses even before reload.
8610 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8613 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
8614 as having variable size. Do not give an error for unnamed
8615 parameters with [*] declarators. Give a warning for type names
8616 with [*] declarators and mark them as variable size.
8617 * c-parser.c (c_parser_sizeof_expression): Do not give an error
8618 for sizeof applied to [*] type names.
8620 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8623 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
8625 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8627 * gcc.c (process_command): Update copyright notice dates.
8628 * gcov.c (print_version): Likewise.
8629 * gcov-dump.c (print_version): Likewise.
8630 * mips-tfile.c (main): Likewise.
8631 * mips-tdump.c (main): Likewise.
8633 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8636 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
8637 for composite type involving a zero-length array type.
8639 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8642 * function.c (match_asm_constraints_1): Skip over
8643 initial optional % in the constraint.
8646 * c-parser.c (c_parser_postfix_expression): If fixed point is not
8647 supported, don't accept FIXED_CSTs.
8648 * c-decl.c (finish_declspecs): Error if fixed point is not supported
8649 and _Sat is used without _Fract/_Accum. Set specs->type to
8650 integer_type_node for cts_fract/cts_accum if fixed point is not
8653 2009-02-02 Catherine Moore <clm@codesourcery.com>
8655 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
8657 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
8659 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
8660 (ABI_HAS_64BIT_SYMBOLS): Use it.
8661 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
8663 2009-02-02 Paul Brook <paul@codesourcery.com>
8665 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
8667 2009-02-02 Jakub Jelinek <jakub@redhat.com>
8670 * recog.h (asm_operand_ok): Add constraints argument.
8671 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
8672 recurse on matching constraint.
8673 (check_asm_operands): Pass constraints as 3rd argument to
8674 asm_operand_ok. Don't look up matching constraint here.
8675 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
8678 2009-02-02 Ben Elliston <bje@au.ibm.com>
8680 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
8681 TARGET_NARROW_VOLATILE_BITFIELD macro names.
8683 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8685 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
8686 information. Remove some obsolete information. Reorganize.
8688 * config/pa/fptr.c: Revert license to GPL 2.
8689 * config/pa/milli64.S: Likewise.
8691 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8694 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
8695 LIBRARY name in, instead of hard-coding it.
8696 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
8697 extra target make frag to tmake_files according to EH model.
8698 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
8699 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
8700 frags that define makefile variable EH_MODEL appropriately.
8701 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
8702 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
8703 to "-sjlj" according to type of EH configured.
8704 (LIBGCC_SONAME): Concatenate it to shared library base name.
8705 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
8706 to "_sjlj" according to type of EH configured.
8707 (LIBGCC_SONAME): Concatenate it to shared library base name.
8708 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
8709 (SHLIB_LINK): Add missing semicolon to if-else construct.
8710 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8711 string value of "pe_dll" command-line option.
8712 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
8713 (SHLIB_SONAME): Use it when overriding t-cygming default.
8714 (SHLIB_IMPLIB): Override t-cygming default.
8715 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8716 string value of "pe_dll" command-line option.
8718 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8721 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
8722 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
8724 2009-01-31 Richard Guenther <rguenther@suse.de>
8726 PR tree-optimization/38937
8727 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
8728 computing the transitive closure.
8730 2009-01-30 Richard Guenther <rguenther@suse.de>
8732 PR tree-optimization/39041
8733 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8734 Propagate variable indices only if the types match for this stmt.
8736 2009-01-30 Jakub Jelinek <jakub@redhat.com>
8739 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
8740 inline but never defined.
8742 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
8744 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
8745 (*insv_h_di_reg_extimm): New insn.
8746 (*insv_l<mode>_reg_extimm): New insn.
8748 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8750 * config/picochip/picochip.c (flag_conserve_stack): set
8751 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
8752 fconserve-stack. Reduce call-overhead used by inliner.
8754 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8757 * common.opt (flag_conserve_stack): Initialised to zero.
8759 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
8762 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
8763 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
8766 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
8768 * ira-color.c (allocno_reload_assign): Update comments.
8769 * regmove.c (regmove_optimize): Likewise.
8773 2009-01-29 Robert Millan <rmh@aybabtu.com>
8775 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
8776 * config/i386/kopensolaris-gnu.h: New file. Undefine
8777 `MD_UNWIND_SUPPORT'.
8778 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
8780 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
8782 PR tree-optimization/39007
8783 * tree-loop-distribution.c (generate_builtin): Use
8784 recompute_dominator to compute the immediate dominator of the
8785 basic block just after the loop.
8787 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8789 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
8790 (ASM_OUTPUT_DWARF_PCREL): Define.
8792 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
8794 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
8795 * doc/passes.texi: Remove entries about regclass, local-alloc, and
8796 global. Modify entries about regmove and IRA.
8798 * ra-conflict.c: Remove the file.
8800 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
8802 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
8803 (pass_regclass_init): Rename to pass_reginfo_init.
8805 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
8807 * toplev.h (flag_ira): Remove.
8809 * caller-save.c (setup_save_areas): Remove flag_ira.
8811 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
8813 * global.c: Remove the file.
8815 * opts.c (decode_options): Remove flag_ira.
8817 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
8819 * regmove.c: Modify file description.
8820 (find_use_as_address, try_auto_increment): Define them only if
8821 AUTO_INC_DEC is defined.
8822 (replacement_quality, replace_in_call_usage, fixup_match_1,
8823 stable_and_no_regs_but_for_p): Remove.
8824 (reg_set_in_bb): Make it static.
8825 (regmove_optimize): Remove flag_ira and code which worked for
8828 * local-alloc.c: Remove the file.
8830 * common.opt (fira): Remove.
8832 * ira.c: Include except.h.
8833 (eliminable_regset): Move from global.c.
8834 (mark_elimination): Ditto. Remove flag_ira.
8835 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
8836 equiv_mem_modified, validate_equiv_mem_from_store,
8837 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
8838 contains_replace_regs, memref_referenced_p, memref_used_between_p,
8839 no_equiv, recorded_label_ref): Move from local-alloc.c.
8840 (update_equiv_regs): Ditto. Make it static.
8841 (print_insn_chain, print_insn_chains): Move it from global.c.
8842 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
8843 (build_insn_chain): Ditto. Make it static.
8844 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
8845 Rename to init_live_subregs.
8846 (gate_ira): Remove flag_ira.
8848 * regclass.c: Rename reginfo.c. Change file description.
8849 (FORBIDDEN_INC_DEC_CLASSES): Remove.
8850 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
8851 (init_reg_sets_1): Remove code for evaluation of
8852 reg_class_superclasses and losing_caller_save_reg_set.
8853 (init_regs): Remove init_reg_autoinc.
8854 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
8855 ok_for_base_p_nonstrict): Remove.
8856 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
8857 (pass_regclass_init): Rename to pass_reginfo_init. Modify
8858 corresponding entries.
8859 (dump_regclass, record_operand_costs, scan_one_insn,
8860 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
8861 record_address_regs, auto_inc_dec_reg_p): Remove.
8862 (gt-regclass.h): Rename to gt-reginfo.h.
8864 * rtl.h (dump_global_regs, retry_global_alloc,
8865 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
8867 * Makefile.in (RA_H): Remove.
8868 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
8869 Rename regclass.o to reginfo.o.
8870 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
8872 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
8873 (GTFILES): Rename regclass.c to reginfo.c.
8875 * passes.c (init_optimization_passes): Remove pass_local_alloc and
8876 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
8878 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
8879 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
8881 (finish_spills): Ditto. Remove code for !flag_ira.
8883 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
8886 * doc/invoke.texi (rtl debug options): Complete rewrite.
8887 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
8889 * mode-switching.c (pass_mode_switching): Rename pass from
8890 "mode-sw" to "mode_sw".
8891 * except.c (pass_convert_to_eh_ranges): Rename pass from
8892 "eh-ranges" to "eh_ranges".
8893 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
8897 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
8898 Alexander Monakov <amonakov@ispras.ru>
8901 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
8903 (move_exprs_to_boundary): Change return type and pass through
8904 should_move from move_op. Relax assert. Update usage ...
8905 (schedule_expr_on_boundary): ... here. Use should_move instead of
8907 (move_op_orig_expr_found): Indicate that insn was disconnected from
8909 (code_motion_process_successors): Do not call after_merge_succs
8910 callback if original expression was not found when traversing any of
8912 (code_motion_path_driver): Change return type. Update prototype.
8913 (move_op): Update comment. Add a new parameter (should_move). Update
8914 prototype. Set *should_move based on indication provided by
8915 move_op_orig_expr_found.
8917 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
8919 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
8920 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
8921 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
8922 * config/rs6000/rs6000.c (rs6000_override_options): Default
8923 avoid-indexed-addresses on for Power6, off for everything else.
8924 (avoiding_indexed_address_p): New function.
8925 (rs6000_legitimize_address): Use it.
8926 (rs6000_legitimate_address): Likewise.
8927 * config/rs6000/rs6000.md (movXX_updateX): Likewise
8929 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
8931 PR tree-optimization/38997
8932 * tree-loop-distribution.c (generate_memset_zero): Use
8933 POINTER_PLUS_EXPR for a pointer addition.
8935 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
8937 * config/s390/s390.md (bswap<mode>2): New pattern added.
8939 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8941 * config/s390/s390.md (*tls_load_31): Added type attribute.
8943 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8945 * config/s390/s390.md: Fix a few comments.
8947 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8949 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
8950 (*tm<mode>_full): Fixed z10prop attribute.
8951 (*tst<mode>_extimm): Fixed z10prop attribute.
8952 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
8953 (*tstqiCCT_cconly): Fixed z10prop attribute.
8954 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
8955 (*movsi_larl): Fixed z10prop attribute.
8956 (*movsi_zarch): Fixed z10prop attribute.
8957 (*movsi_eas): Fixed z10prop attribute.
8958 (*movhi): Fixed z10prop attribute.
8959 (*movqi): Fixed z10prop attribute.
8960 (*movstrictqi): Fixed z10prop attribute.
8961 (*mov<mode>): Fixed z10prop attribute.
8962 (*movcc): Fixed z10prop attribute.
8963 (*sethighpartdi_64): Fixed z10prop attribute.
8964 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
8965 (*negdi2_sign_cc): Fixed z10prop attribute.
8966 (*negdi2_sign): Fixed z10prop attribute.
8967 (*absdi2_sign_cc): Fixed z10prop attribute.
8968 (*absdi2_sign): Fixed z10prop attribute.
8969 (*negabsdi2_sign_cc): Fixed z10prop attribute.
8970 (*negabsdi2_sign): Fixed z10prop attribute.
8971 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
8972 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
8973 (doloop_si64): Fixed z10prop attribute.
8974 (doloop_si31): Fixed z10prop attribute.
8975 (doloop_long): Fixed z10prop attribute.
8976 (indirect_jump): Fixed z10prop attribute.
8977 (nop): Fixed z10prop attribute.
8978 (main_base_64): Fixed z10prop attribute.
8979 (reload_base_64): Fixed z10prop attribute.
8981 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8983 PR rtl-optimization/38740
8984 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
8986 * config/mips/mips.c (mips_reorg): Likewise.
8988 2009-01-28 Richard Guenther <rguenther@suse.de>
8990 PR tree-optimization/38926
8991 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
8992 with the correct value id to a value.
8993 (do_regular_insertion): Use the value number of edoubleprime
8994 for the value number of the expr.
8997 2008-08-21 Richard Guenther <rguenther@suse.de>
8999 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
9000 a PHI ask VN if it is already available.
9001 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
9002 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
9004 2009-01-28 Jakub Jelinek <jakub@redhat.com>
9007 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
9008 set to varying whenever max has TREE_OVERFLOW set, similarly
9009 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
9011 2009-01-28 Richard Guenther <rguenther@suse.de>
9014 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
9015 uninitialized aggregate uses in call arguments.
9017 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
9019 PR tree-optimization/38984
9020 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
9021 the nothing_id variable if -fno-delete-null-pointer-checks.
9023 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
9026 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
9027 (set_got_offset_rex64): Ditto.
9029 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
9032 * doc/extend.texi: Improve local variable with asm reg.
9034 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
9036 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
9037 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
9038 was not supplied then set warn_packed_bitfield_compat to the
9040 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
9043 2009-01-27 Richard Guenther <rguenther@suse.de>
9045 PR tree-optimization/38503
9046 * cfgexpand.c (expand_gimple_basic_block): Ignore
9047 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
9048 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
9049 variables that cannot have TBAA applied.
9050 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
9053 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
9056 * calls.c (initialize_argument_information): Do not wrap complex
9057 arguments in SAVE_EXPR.
9059 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
9061 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
9062 (INSTALL_LIBGCC): Revert typo commit.
9064 2009-01-26 Richard Guenther <rguenther@suse.de>
9066 PR tree-optimization/38745
9067 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
9068 from special handling.
9070 2009-01-26 Richard Guenther <rguenther@suse.de>
9072 PR tree-optimization/38745
9073 * tree-ssa.c (execute_update_addresses_taken): Do not include
9074 variables that cannot possibly be a register in not_reg_needs.
9075 Do not clear TREE_ADDRESSABLE on vars that may not become
9077 * tree-ssa.c (update_alias_info_1): Include those in the set
9078 of addressable vars.
9080 2009-01-26 Richard Guenther <rguenther@suse.de>
9083 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
9084 * tree-ssa-dse.c: Include langhooks.h
9085 (execute_simple_dse): Remove stores with zero size.
9087 2009-01-24 Jakub Jelinek <jakub@redhat.com>
9090 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
9093 2009-01-24 Julian Brown <julian@codesourcery.com>
9095 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
9096 config/arm/linux-atomic.c.
9097 * config/arm/linux-atomic.c: New.
9099 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
9101 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
9102 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
9103 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
9105 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
9108 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
9111 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
9113 PR tree-optimization/38953
9114 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
9115 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
9116 (gloog): Split the exit of the scop when the scop exit is a loop exit.
9117 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
9120 2009-01-24 Paul Brook <paul@codesourcery.com>
9122 * config/arm/neon.md (neon_type): Move to arm.md.
9123 (neon_mov<VSTRUCT>): Add neon_type attribute.
9124 * config/arm/arm.md (neon_type): Move to here.
9125 (conds): Add "unconditioal" and use as default for NEON insns.
9127 2009-01-24 Ben Elliston <bje@au.ibm.com>
9129 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
9130 void *' warning from -Wc++-compat.
9131 * Makefile.in (dominance.o-warn): Remove.
9133 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
9135 PR tree-optimization/38932
9136 * fold-const.c (fold_unary_ignore_overflow): New.
9137 * tree.h (fold_unary_ignore_overflow): Declare.
9138 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
9139 * tree-ssa-sccvn.c (visit_reference_op_load,
9140 simplify_unary_expression): Likewise.
9142 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
9144 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
9145 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
9146 regardless of their type.
9147 * c-common.c (handle_packed_attribute): Don't ignore packed on
9149 * c.opt (Wpacked-bitfield-compat): New warning option.
9150 * stor-layout.c (place_field): Warn if offset of a field changed.
9151 * doc/extend.texi (packed): Mention the ABI change.
9152 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
9153 (Warning Options): Add it to the list.
9155 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
9157 * c-opts.c (c_common_post_options): Fix a typo in comments.
9159 2009-01-22 Steve Ellcey <sje@cup.hp.com>
9162 * gimplify.c (gimplify_init_constructor): Fix promotion of const
9163 variables to static.
9164 * doc/invoke.texi (-fmerge-all-constants): Update description.
9166 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
9169 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
9170 (*movdi_1_rex64): Use type "mmx" for alternative 5.
9172 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
9174 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
9176 (LOCAL_ALIGNMENT): Similarly.
9178 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
9179 Joseph Myers <joseph@codesourcery.com>
9181 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
9182 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
9183 * config/arm/arm-tune.md: Regenerate.
9184 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
9187 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
9189 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
9190 version number to five.
9192 2009-01-22 Dodji Seketeli <dodji@redhat.com>
9195 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
9196 * c-common.c (set_underlying_type): Likewise.
9197 (is_typedef_decl ): Likewise
9199 (set_underlying_type): Likewise.
9200 (is_typedef_type): Likewise.
9202 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
9205 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
9208 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
9211 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
9212 (LIBGCC_SPEC): Don't define.
9213 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
9215 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
9217 PR rtl-optimization/38879
9218 * alias.c (base_alias_check): Unaligned access via AND address can
9219 alias all surrounding object types except those with sizes equal
9220 or wider than the size of unaligned access.
9222 2009-01-21 Dodji Seketeli <dodji@redhat.com>
9225 * c-decl.c (clone_underlying_type): Move this ...
9226 * c-common.c (set_underlying_type): ... here.
9227 Also, make sure the function properly sets TYPE_STUB_DECL() on
9228 the newly created typedef variant type.
9229 (is_typedef_decl ): New entry point.
9230 * tree.h: Added a new member member_types_needing_access_check to
9231 struct tree_decl_non_common.
9232 (set_underlying_type): New entry point.
9233 (is_typedef_type): Likewise.
9235 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
9237 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
9238 Check whether two instructions have memory references that
9239 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
9240 are helper functions for traversing.
9241 * alias.h (insn_alias_sets_confilict_p): New prototypes.
9242 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
9243 not to draw dependency edge for instructions with non-conflicting
9246 2009-01-20 Joseph Myers <joseph@codesourcery.com>
9249 * longlong.h: Update copyright years. Use soft-fp license notice.
9250 Sync __clz_tab declaration with glibc.
9252 2009-01-20 Steve Ellcey <sje@cup.hp.com>
9255 * doc/extend.texi (syscall_linkage): New.
9256 (version_id): Modify.
9258 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
9259 Richard Guenther <rguenther@suse.de>
9261 PR tree-optimization/38747
9262 PR tree-optimization/38748
9263 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
9264 conversion if the base address is an indirect reference and the
9265 aliasing sets could cause issues.
9267 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
9269 * common.opt (fgraphite, fgraphite-identity): Add comment for
9270 explaining why these options are not documented.
9272 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
9274 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
9275 gimple_call_lhs is NULL.
9277 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
9280 * emit-rtl.c (adjust_address_1): Make sure memref is never
9283 2009-01-20 Ben Elliston <bje@au.ibm.com>
9285 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
9286 const qualifier from arg parameter. Remove unnecessary cast to char *.
9287 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
9288 const qualifier from arg 2.
9290 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
9292 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
9294 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
9297 * rtl.h (reinit_regs): New prototype.
9298 * regclass.c: Include ira.h.
9300 * Makefile.in (regclass.o): Add ira.h.
9301 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
9303 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
9306 * c-common.c (handle_aligned_attribute): Use
9307 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
9308 default alignment value.
9310 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
9312 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
9313 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
9315 * doc/extend.texi: Update __attribute__ ((aligned)). Document
9316 __BIGGEST_ALIGNMENT__.
9318 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
9320 2009-01-18 Richard Guenther <rguenther@suse.de>
9322 PR tree-optimization/38819
9323 * tree-flow.h (operation_could_trap_helper_p): Declare.
9324 * tree-eh.c (operation_could_trap_helper_p): Export.
9325 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
9326 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
9327 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
9328 are about to insert a possibly trapping instruction and fail
9331 2009-01-18 Andreas Schwab <schwab@suse.de>
9333 * doc/install.texi (Configuration): Remove obsolete paragraph
9334 about use of --with-gnu-ld with --with-gnu-as.
9336 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
9338 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
9339 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
9340 Follow spelling conventions.
9342 2009-01-18 Ben Elliston <bje@au.ibm.com>
9344 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
9345 C++ warning about implicit conversion from void * to struct
9347 (bitmap_obstack_free): Likewise for bitmap_element *.
9348 * Makefile.in (bitmap.o-warn): Remove.
9350 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
9352 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
9354 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
9355 Tobias Grosser <tobi.grosser@amd.com>
9357 * graphite.c (graphite_trans_scop_block): Do not block single
9360 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
9362 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
9363 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
9364 test with assertion.
9366 2009-01-16 Richard Guenther <rguenther@suse.de>
9368 PR tree-optimization/38835
9370 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
9371 and INT + PTR -> (INT)(PTR p+ INT) folding.
9372 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
9374 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
9377 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
9378 the subreg from a lowpart subreg if it is also casting the value.
9380 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
9381 Tobias Grosser <tobi.grosser@amd.com>
9383 * graphite.c (compare_prefix_loops): New.
9384 (build_scop_canonical_schedules): Rewritten.
9385 (graphite_transform_loops): Move build_scop_canonical_schedules
9386 after build_scop_iteration_domain.
9388 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
9389 Tobias Grosser <tobi.grosser@amd.com>
9391 * graphite.c (add_conditions_to_domain): Add the loops to
9392 the dimension of the iteration domain. Do copy the domain
9393 only when it exists.
9394 (build_scop_conditions_1): Do not call add_conditions_to_domain.
9395 (add_conditions_to_constraints): New.
9396 (can_generate_code_stmt, can_generate_code): Removed.
9397 (gloog): Do not call can_generate_code.
9398 (graphite_transform_loops): Call add_conditions_to_constraints
9399 after building the iteration domain.
9401 2009-01-16 Jakub Jelinek <jakub@redhat.com>
9403 PR tree-optimization/38789
9404 * tree-ssa-threadedge.c
9405 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
9406 __builtin_constant_p.
9408 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9410 * dce.c (delete_unmarked_insns): Reversed the order that insns are
9411 examined before deleting them.
9413 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
9415 * function.c (aggregate_value_p): Correctly extract the function
9416 type from CALL_EXPR_FN lookup.
9418 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
9420 * config/picochip/picochip.c (picochip_override_options): Revert
9421 CFI asm flag disable commited previously.
9423 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
9424 Tobias Grosser <tobi.grosser@amd.com>
9425 Jan Sjodin <jan.sjodin@amd.com>
9427 * graphite.c (scan_tree_for_params): On substractions negate
9428 all the coefficients of the term.
9429 (clast_to_gcc_expression_red): New. Handle reduction expressions
9430 of more than two operands.
9431 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
9432 (get_vdef_before_scop): Handle also the case of default definitions.
9434 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
9436 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
9437 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
9438 Also use them when walking CALL_INSN_FUNCTION_USAGE.
9440 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
9441 Joey Ye <joey.ye@intel.com>
9444 * cfgexpand.c (expand_stack_alignment): Don't update stack
9445 boundary nor check incoming stack boundary here.
9446 (gimple_expand_cfg): Update stack boundary and check incoming
9447 stack boundary here.
9449 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9451 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
9453 2009-01-14 Jakub Jelinek <jakub@redhat.com>
9455 PR rtl-optimization/38245
9456 * calls.c (expand_call): Add stack arguments to
9457 CALL_INSN_FUNCTION_USAGE even for pure calls (when
9458 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
9459 in regs and partially in memory or BLKmode arguments.
9460 (emit_library_call_value_1): Add stack arguments to
9461 CALL_INSN_FUNCTION_USAGE even for pure calls (when
9462 ACCUMULATE_OUTGOING_ARGS).
9463 * dce.c: Include tm_p.h.
9464 (find_call_stack_args): New function.
9465 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
9467 (mark_insn): Call find_call_stack_args for CALL_Ps.
9468 (prescan_insns_for_dce): Walk insns backwards in bb rather than
9469 forwards. Allocate and free arg_stores bitmap if needed, pass it
9470 down to deletable_insn_p, don't mark stores set in arg_stores
9471 bitmap, clear the bitmap at the beginning of each bb.
9472 * Makefile.in (dce.o): Depend on $(TM_P_H).
9474 2009-01-14 Michael Meissner <gnu@the-meissners.org>
9477 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
9478 to make sure the insn is a conditional test (bug 22599). Reformat a
9481 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
9484 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
9485 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
9486 (gloog): Do not call cleanup_tree_cfg.
9487 (graphite_transform_loops): Call cleanup_tree_cfg after all
9488 scops have been code generated.
9490 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
9491 * doc/gty.texi (Invoking the garbage collector): Added new node
9492 and section documenting ggc_collect.
9494 2009-01-14 Richard Guenther <rguenther@suse.de>
9496 PR tree-optimization/38826
9498 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
9499 initialization notes only if we actually emitted a warning.
9500 (intra_create_variable_infos): Add constraints for a result decl
9501 that is passed by hidden reference.
9502 (build_pred_graph): Mark all related variables non-direct on
9505 2009-01-14 Nick Clifton <nickc@redhat.com>
9507 * ira-conflicts.c: Include addresses.h for the definition of
9509 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
9510 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
9512 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
9515 * Makefile.in (ira-lives.o): Add except.h.
9517 * ira-lives.c: Include except.h.
9518 (process_bb_node_lives): Process can_throw_internal.
9520 2009-01-13 Jakub Jelinek <jakub@redhat.com>
9522 PR rtl-optimization/38774
9523 * combine.c (simplify_set): When undoing cc_use change, don't do
9524 PUT_CODE on the newly created comparison, but instead put back the
9527 2009-01-13 Joseph Myers <joseph@codesourcery.com>
9529 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
9530 values. Remove duplicate arm8 entry.
9532 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
9534 PR tree-optimization/38786
9535 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
9536 the SSA_NAME case of expand_scalar_variables_expr.
9537 Set the type of an expression to the type of its assign statement.
9538 (expand_scalar_variables_expr): Also gather the scalar computation
9539 used to index the memory access. Do not pass loop_p.
9540 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
9541 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
9542 the gimple_stmt_iterator where it inserts new code.
9544 (copy_bb_and_scalar_dependences): Do not pass loop_p.
9545 (translate_clast): Update call to copy_bb_and_scalar_dependences.
9547 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
9549 * graphite.h (debug_value): Removed.
9550 * graphite.c (debug_value): Removed.
9552 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9554 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
9555 ldrd/strd with two 32-bit instructions.
9557 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9559 * config/arm/arm.c (struct processors): Pass for speed down into
9560 cost helper functions.
9561 (const_ok_for_op): Handle COMPARE and inequality nodes.
9562 (arm_rtx_costs_1): Rewrite.
9563 (arm_size_rtx_costs): Update prototype.
9564 (arm_rtx_costs): Pass speed down to helper functions.
9565 (arm_slowmul_rtx_costs): Rework cost calculations.
9566 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
9567 (arm_9e_rtx_costs): Likewise.
9569 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
9571 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
9572 relocations of local symbols wider than UNITS_PER_WORD are not valid.
9573 (alpha_legitimize_address): Do not split local symbols wider than
9574 UNITS_PER_WORD into HIGH/LO_SUM parts.
9576 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
9579 * gcc.c (process_command): Replace call to execvp with calls
9580 to pex_one and exit.
9582 2009-01-03 Anatoly Sokolov <aesok@post.ru>
9585 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
9586 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
9587 variant for devices with 3-byte PC.
9588 (__tablejump_elpm__): New.
9590 2009-01-12 Jakub Jelinek <jakub@redhat.com>
9593 * c-parser.c (c_parser_postfix_expression): Allow `->' in
9594 offsetof member-designator, handle it as `[0].'.
9596 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9598 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
9599 function when not using named sections on targets with named sections
9600 if branch distance is less than 262132.
9602 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
9604 * combine.c (combine_instructions): Recompute
9605 optimize_this_for_speed_p for each BB in the main combine loop.
9607 2009-01-12 Tomas Bily <tbily@suse.cz>
9610 * tree-loop-distribution.c (prop_phis): New function.
9611 (generate_builtin): Call prop_phis.
9612 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
9614 2009-01-12 Jakub Jelinek <jakub@redhat.com>
9616 PR tree-optimization/38807
9617 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
9618 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
9620 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
9622 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
9623 subreg of op0 to the original op0.
9625 2009-01-11 Laurent GUERBY <laurent@guerby.net>
9627 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
9629 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
9632 * mips-tfile.c (parse_def): Fix parsing of def strings
9633 starting with digits.
9635 2009-01-10 Jakub Jelinek <jakub@redhat.com>
9638 * config/arm/arm.c (arm_is_long_call_p): Don't call
9639 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
9641 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
9643 * regrename.c (regrename_optimize): Fix dumping.
9644 (find_oldest_value_reg): Preserve REG_POINTER.
9645 (copy_hardreg_forward_1): Likewise.
9647 2009-01-09 Diego Novillo <dnovillo@google.com>
9649 * gimple.h (struct gimple_statement_base) <uid>: Document
9650 the restrictions on its use.
9652 (gimple_set_uid): Tidy.
9654 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9656 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
9657 zero guard even if align_bytes != 0 and count is smaller than
9660 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
9662 PR rtl-optimization/38495
9663 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
9664 (add_range_and_copies_from_move_list): Print all added ranges.
9665 Add ranges to memory optimized destination.
9667 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9671 * config/i386/i386.c (override_options): Reject
9672 -mstringop-strategy=rep_8byte with -m32.
9673 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
9674 to 1. Do count comparison against epilogue_size_needed at compile
9675 time even when count_exp was constant forced into register. For
9676 size_needed don't jump to epilogue, instead just avoid aligning
9677 and invoke the body algorithm. If need_zero_guard, add zero guard
9678 even if count is non-zero, but smaller than size_needed + number of
9679 bytes that could be stored for alignment.
9680 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
9681 to 1. If need_zero_guard, add zero guard even if count is non-zero,
9682 but smaller than size_needed + number of bytes that could be stored
9683 for alignment. Compare size_needed with epilogue_size_needed instead
9684 of desired_align - align, don't adjust size_needed, pass
9685 epilogue_size_needed to the epilogue expanders.
9688 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
9690 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9692 * pa.c (last_address): Change to unsigned.
9693 (update_total_code_bytes): Change argument to unsigned. Don't
9694 check if insn addresses are set.
9695 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
9696 addresses are not set.
9697 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
9699 2009-01-09 Nick Clifton <nickc@redhat.com>
9701 * config/sh/symbian.c: Replace uses of DECL_INLINE with
9702 DECL_DECLARED_INLINE_P.
9704 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9707 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
9708 GET_MODE (op0) in operand_subword_force calls.
9711 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
9712 fold_convert arg0 operands to TREE_TYPE (op0) first.
9714 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
9716 * params.def (ira-max-conflict-table-size): Decrease default value
9719 2009-01-08 Jakub Jelinek <jakub@redhat.com>
9721 PR tree-optimization/37031
9722 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
9724 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
9725 allocate it using gc instead of heap, use VEC_quick_push instead of
9727 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
9728 instead of heap, use VEC_quick_push instead of VEC_safe_push.
9729 * tree-data-ref.h (struct access_matrix): Change matrix to gc
9730 allocated vector from heap allocated.
9731 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
9732 * tree-loop-linear.c (linear_transform_loops): Allocate nest
9733 vector only after perfect_loop_nest_depth call.
9735 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
9736 Jan Sjodin <jan.sjodin@amd.com>
9738 PR tree-optimization/38559
9739 * graphite.c (debug_value, copy_constraint,
9740 swap_constraint_variables, scale_constraint_variable, ): New.
9741 (get_lower_bound, get_upper_bound): Removed.
9742 (graphite_trans_bb_strip_mine): Clean up this code that works
9743 only for constant number of iterations. Fully copy upper and
9744 lower bound constraints, not only the constant part of them.
9745 * graphite.h (debug_value): Declared.
9747 2009-01-08 Ira Rosen <irar@il.ibm.com>
9749 PR tree-optimization/37194
9750 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
9751 Don't add the cost of cost model guard in prologue to scalar
9752 outside cost in case of known number of iterations.
9754 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
9755 Alan Modra <amodra@bigpond.net.au>
9757 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
9758 non-word-aligned REG+CONST addressing.
9760 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9763 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
9764 free_after_compilation when outputting a thunk.
9765 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
9766 Do not call free_after_compilation here.
9768 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9770 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
9771 (ix86_valid_target_attribute_inner_p): Ditto.
9773 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
9775 PR tree-optimization/38492
9776 PR tree-optimization/38498
9777 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
9778 * tree-chrec.h (scev_is_linear_expression): Declared.
9779 * graphite.c (graphite_cannot_represent_loop_niter): New.
9780 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
9781 (graphite_loop_normal_form): Use gcc_assert.
9782 (scan_tree_for_params): Use CASE_CONVERT.
9783 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
9784 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
9785 Use gcc_assert. Discard scops that contain unhandled cases.
9786 (build_scop_conditions): Return a boolean status for unhandled cases.
9787 (strip_mine_profitable_p): Print the loop number, not its depth.
9788 (is_interchange_valid): Pass the depth of the loop nest, don't
9789 recompute it wrongly.
9790 (graphite_trans_bb_block): Same.
9791 (graphite_trans_bb_block): Print tentative of loop blocking.
9792 (graphite_trans_scop_block): Do not print that the loop has been
9794 (graphite_transform_loops): Do not handle scops that contain condition
9797 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
9799 AVX Programming Reference (December, 2008)
9800 * config/i386/avxintrin.h (_mm256_stream_si256): New.
9801 (_mm256_stream_pd): Likewise.
9802 (_mm256_stream_ps): Likewise.
9804 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
9805 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
9806 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
9807 (bdesc_special_args): Add __builtin_ia32_movntdq256,
9808 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
9809 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
9810 (ix86_expand_special_args_builtin): Likewise.
9812 * config/i386/sse.md (AVXMODEDI): New.
9813 (avx_movnt<mode>): Likewise.
9814 (avx_movnt<mode>): Likewise.
9815 (<sse>_movnt<mode>): Remove AVX support.
9816 (sse2_movntv2di): Likewise.
9818 2009-01-07 Richard Guenther <rguenther@suse.de>
9821 * fold-const.c (extract_muldiv): Remove obsolete comment.
9822 (fold_plusminus_mult_expr): Undo MINUS_EXPR
9823 to PLUS_EXPR canonicalization for the canonicalization.
9825 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
9827 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
9828 hosted cross-compilers generating less efficient code.
9830 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9832 * function.h (rtl_data): Add a dbr_scheduled_p field.
9833 * reorg.c (dbr_schedule): Set it.
9834 (gate_handle_delay_slots): Check it.
9835 * config/mips/mips.c (mips_base_delayed_branch): Delete.
9836 (mips_reorg): Check flag_delayed_branch instead of
9837 mips_base_delayed_branch.
9838 (mips_override_options): Don't set mips_base_delayed_branch
9839 or flag_delayed_branch.
9841 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9843 PR rtl-optimization/38426.
9844 * ira.c (ira): Set current_function_is_leaf earlier.
9846 2009-01-06 Jakub Jelinek <jakub@redhat.com>
9848 PR rtl-optimization/38722
9849 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
9850 too early, only set a flag and modify after last possible
9853 2009-01-06 Janis Johnson <janis187@us.ibm.com>
9856 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
9857 * real.c (decimal_single_format): Correct values of emin and emax.
9858 (decimal_double_format): Ditto.
9859 (decimal_quad_format): Ditto.
9860 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
9861 computation of DECnn_MIN and DECnn_MAX for corrected values of
9862 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
9863 __DECnn_MIN__, and adjust its computation for the corrected value
9866 2009-01-06 Jan Hubicka <jh@suse.cz>
9869 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
9871 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
9873 * doc/contrib.texi (Contributors): Slightly adjust the end note.
9874 Add Robert Clark to the list of testers.
9876 2009-01-06 Jan Hubicka <jh@suse.cz>
9877 Kai Tietz <kai.tietz@onevision.com>
9879 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
9880 * config/i386/i386.c (ix86_expand_call): Add clobbers.
9882 2009-01-06 Jan Hubicka <jh@suse.cz>
9883 Kai Tietz <kai.tietz@onevision.com>
9885 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
9887 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
9888 (ix86_nsaved_regs): Count only general purpose regs.
9889 (ix86_nsaved_sseregs): New.
9890 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
9891 to 16 for w64; compute padding and size of sse reg save area.
9892 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
9893 general purpose regs.
9894 (ix86_emit_save_sse_regs_using_mov): New.
9895 (ix86_expand_prologue): Save SSE regs if needed.
9896 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
9897 (ix86_emit_restore_sse_regs_using_mov): New.
9898 (ix86_expand_epilogue): Save SSE regs if needed.
9900 2009-01-06 Jan Hubicka <jh@suse.cz>
9901 Kai Tietz <kai.tietz@onevision.com>
9903 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
9904 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
9905 functions when accumulate outgoing args is off.
9907 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9910 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
9911 before using pseudos_have_intersected_live_ranges_p.
9913 * ira-int.h (ira_assert): Always define.
9915 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9917 AVX Programming Reference (December, 2008)
9918 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
9919 (_mm256_permute2_pd): Likewise.
9920 (_mm_permute2_ps): Likewise.
9921 (_mm256_permute2_ps): Likewise.
9922 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
9923 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
9925 * config/i386/i386.c (ix86_builtins): Remove
9926 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
9927 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
9928 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
9929 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
9930 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
9931 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
9932 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
9933 __builtin_ia32_vpermil2ps256.
9934 (ix86_init_mmx_sse_builtins): Updated.
9935 (ix86_expand_args_builtin): Likewise.
9937 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9939 * pa.c (output_call): Relocate non-jump insns in the delay slot of
9940 long absolute calls when generating PA 2.0 code.
9942 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
9944 PR rtl-optimization/38583
9945 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
9947 * params.def (ira-max-conflict-table-size): New.
9949 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
9951 * ira.h (ira_conflicts_p): New external definition.
9953 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
9954 table. Report this. Return result of building.
9955 (ira_build_conflicts): Use ira_conflicts_p. Check result of
9956 building conflict table.
9958 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
9959 (ira_color): Use ira_conflicts_p.
9961 * global.c: Include ira.h.
9962 (pseudo_for_reload_consideration_p, build_insn_chain): Use
9965 * Makefile.in (global.o): Add ira.h.
9967 * ira-build.c (mark_all_loops_for_removal,
9968 propagate_some_info_from_allocno): New.
9969 (remove_unnecessary_allocnos): Call
9970 propagate_some_info_from_allocno.
9971 (remove_low_level_allocnos): New.
9972 (remove_unnecessary_regions): Add parameter. Call
9973 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
9974 parameter to remove_unnecessary_regions.
9975 (ira_build): Remove all regions but root if the conflict table was
9976 not built. Update conflict hard regs for allocnos crossing calls.
9978 * ira.c (ira_conflicts_p): New global.
9979 (ira): Define and use ira_conflicts_p.
9981 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
9982 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
9983 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
9985 2009-01-06 Ben Elliston <bje@au.ibm.com>
9987 * gengtype-lex.l (YY_NO_INPUT): Define.
9989 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9992 * c-common.c (handle_vector_size_attribute): Also reject
9995 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
9997 PR tree-optimization/38492
9998 * graphite.c (rename_map_elt, debug_rename_elt,
9999 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
10000 rename_map_elt_info, eq_rename_map_elts,
10001 get_new_name_from_old_name, bb_in_sese_p): Moved around.
10002 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
10003 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
10004 (sese_build_livein_liveouts): New.
10005 (new_sese, free_sese): New.
10006 (new_scop): Call new_sese.
10007 (free_scop): Call free_sese.
10008 (rename_variables_from_edge, rename_phis_end_scop): Removed.
10009 (register_old_new_names): Renamed register_old_and_new_names.
10010 (register_scop_liveout_renames, add_loop_exit_phis,
10011 insert_loop_close_phis, struct igp,
10012 default_liveout_before_guard, add_guard_exit_phis,
10013 insert_guard_phis, copy_renames): New.
10014 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
10015 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
10016 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
10017 (scop_adjust_phis_for_liveouts): New.
10018 (gloog): Call scop_adjust_phis_for_liveouts.
10020 * graphite.h (struct sese): Documented. Added fields liveout,
10021 num_ver and livein.
10022 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
10023 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
10024 (struct scop): Added field liveout_renames.
10025 (SCOP_LIVEOUT_RENAMES): New.
10027 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
10029 PR tree-optimization/38510
10030 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
10031 (translate_clast): Call recompute_all_dominators before
10033 (gloog): Call recompute_all_dominators before graphite_verify.
10035 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
10036 Jan Sjodin <jan.sjodin@amd.com>
10038 PR tree-optimization/38500
10039 * graphite.c (create_sese_edges): Call fix_loop_structure after
10042 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
10044 * config.gcc: Add m32r*-*-rtems*.
10045 * config/m32r/rtems.h: New file.
10047 2009-01-05 Ben Elliston <bje@au.ibm.com>
10049 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
10050 (.po.pox): Likewise.
10051 (po/gcc.pot): Likewise.
10053 2009-01-04 David S. Miller <davem@davemloft.net>
10055 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
10056 (STARTING_FRAME_OFFSET): Always set to zero.
10058 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
10060 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
10061 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
10062 fixed-point types, and vectors of the same.
10064 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
10066 * config/mips/sync.md (*mb_barrier): Rename to...
10067 (*memory_barrier): ...this.
10069 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
10071 * doc/extend.texi (Function Attributes): Move @cindex after @item
10072 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
10073 and put in alphabetical order. Fix 'target' name and put in order.
10074 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
10077 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
10079 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
10080 (memory_barrier): Expand as unspec instead of unspec_volatile.
10081 Remove mem:BLK from insn operands. Use Pmode scratch register.
10082 (*memory_barrier): Define as unspec instead of unspec_volatile.
10083 Use (match_dup 0) as input operand.
10085 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
10086 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
10087 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
10088 scratch register. Remove operand 1.
10089 (*stbar): Define as unspec instead of unspec_volatile.
10090 Use (match_dup 0) as input operand, remove (const_int 8).
10091 (*membar): Define as unspec instead of unspec_volatile.
10092 Use (match_dup 0) as input operand, remove input operand 2.
10094 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
10095 (memory_barrier): Expand as unspec instead of unspec_volatile.
10096 Remove mem:BLK from insn operands. Use Pmode scratch register.
10097 (*memory_barrier): Define as unspec instead of unspec_volatile.
10098 Use (match_dup 0) as input operand.
10100 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
10101 Remove mem:BLK from insn operands. Use Pmode scratch register.
10102 Set volatile flag on operand 0.
10103 (*memory_barrier): New insn pattern.
10105 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
10107 (*memory_barrier): Use (match_dup 0) as input operand.
10109 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
10110 Remove mem:BLK from insn operands. Use Pmode scratch register.
10111 Set volatile flag on operand 0.
10112 (*mb_internal): New insn pattern.
10114 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
10116 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
10118 PR middle-end/38586
10119 * function.c (struct temp_slot): Move to the section of the file
10120 that deals with temp slots. Remove field 'address'.
10121 (temp_slot_address_table): New hash table of address -> temp slot.
10122 (struct temp_slot_address_entry): New struct, items for the table.
10123 (temp_slot_address_compute_hash, temp_slot_address_hash,
10124 temp_slot_address_eq, insert_temp_slot_address): Support functions
10126 (find_temp_slot_from_address): Rewrite to use the new hash table.
10127 (remove_unused_temp_slot_addresses): Remove addresses of temp
10128 slots that have been made available.
10129 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
10130 worker function for remove_unused_temp_slot_addresses.
10131 (assign_stack_temp_for_type): Don't clear the temp slot address list.
10132 Add the temp slot address to the address -> temp slot map.
10133 (update_temp_slot_address): Update via insert_temp_slot_address.
10134 (free_temp_slots): Call remove_unused_temp_slot_addresses.
10135 (pop_temp_slots): Likewise.
10136 (init_temp_slots): Allocate the address -> temp slot map, or empty
10137 the map if it is already allocated.
10138 (prepare_function_start): Initialize temp slot processing.
10140 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
10142 PR middle-end/38584
10143 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
10144 Calculate the size of all stack vars assuming no packing of stack
10145 vars will happen, replacing a quadratic algorithm with a linear one.
10147 2009-01-03 Jakub Jelinek <jakub@redhat.com>
10150 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
10153 2009-01-03 Diego Novillo <dnovillo@google.com>
10155 * doc/contrib.texi: Update contributions.
10157 2009-01-03 Jakub Jelinek <jakub@redhat.com>
10160 * builtins.c (fold_builtin_memory_op): Give up if either operand
10161 is volatile. Set srctype or desttype to non-qualified version
10165 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
10166 and FUNCTION_DECLs.
10168 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
10170 PR rtl-optimization/35805
10171 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
10172 problem if fast dce is able to remove any instructions.
10173 * dce.c (dce_process_block): Fix dump message.
10175 2009-01-02 Mark Mitchell <mark@codesourcery.com>
10178 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
10180 2009-01-02 Jakub Jelinek <jakub@redhat.com>
10182 PR middle-end/38690
10183 * tree-flow.h (op_code_prio, op_prio): New prototypes.
10184 * tree-pretty-print.c (op_code_prio): New function.
10185 (op_prio): No longer static. Use op_code_prio.
10186 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
10187 Use op_prio and op_code_prio to determine if () should be
10188 printed around operand(s) or not.
10190 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
10191 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
10192 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
10193 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
10194 pp_character instead of pp_string for single letter printing.
10196 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
10198 * doc/extend.texi: Fix '#pragma GCC option' typo.
10200 2009-01-02 Richard Guenther <rguenther@suse.de>
10202 * doc/install.texi (--enable-checking): Mention different
10203 default for stage1.
10204 (--enable-stage1-checking): Document.
10206 2009-01-01 Andrew Pinski <pinskia@gmail.com>
10208 PR middle-end/30142
10209 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
10210 case to be an error.
10212 2009-01-02 Ben Elliston <bje@au.ibm.com>
10214 * config/fp-bit.h (pack_d): Constify argument.
10215 * config/fp-bit.c (makenan): Constify return type. Remove casts.
10216 (isnan): Constify argument.
10218 (iszero): Likewise.
10219 (pack_d): Likewise.
10220 (_fpadd_parts): Constify return type.
10221 (_fpmul_parts): Likewise.
10222 (_fpdiv_parts): Likewise.
10224 2009-01-01 Jakub Jelinek <jakub@redhat.com>
10227 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
10228 warn about overwriting initializer with side-effects or
10229 -Woverride-init if !IMPLICIT.
10230 (output_init_element): Likewise. Pass IMPLICIT down to
10232 (process_init_element): Add IMPLICIT argument. Pass it down
10233 to output_init_element.
10234 (push_init_element, pop_init_level, set_designator): Adjust
10235 process_init_element callers.
10236 (set_nonincremental_init, set_nonincremental_init_from_string):
10237 Adjust add_pending_init callers.
10238 (output_pending_init_elements): Adjust output_init_element callers.
10239 * c-tree.h (process_init_element): Adjust prototype.
10240 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
10241 process_init_element callers.
10244 Copyright (C) 2009 Free Software Foundation, Inc.
10246 Copying and distribution of this file, with or without modification,
10247 are permitted in any medium without royalty provided the copyright
10248 notice and this notice are preserved.