1 2008-09-03 Jakub Jelinek <jakub@redhat.com>
4 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
6 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
8 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
10 From Michael Frysinger <michael.frysinger@analog.com>
11 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
12 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
15 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
18 * doc/extend.texi: Document picoChip builtin functions.
19 * doc/invoke.texi: Document picoChip options.
20 * doc/contrib.texi: Add picoChip contribution.
21 * doc/md.texi: Document picoChip constraints.
22 * config.gcc: Add picochip-*-*.
23 * config/picochip/: Add new port.
25 2008-09-03 Richard Guenther <rguenther@suse.de>
27 PR tree-optimization/37328
28 * tree-sra.c (sra_build_assignment): Gimplify properly.
29 (generate_copy_inout): Take the correct stmt as definition,
32 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
34 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
37 From Michael Frysinger <michael.frysinger@analog.com>
38 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
40 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
42 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is
44 (__gthread_setspecific): Revert 2008-08-31 change to
45 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API
48 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
50 * diagnostic.c (error_at): New.
51 * toplev.h (error_at): New prototype.
52 * c-typeck.c (build_array_ref): Call error_at instead of error.
53 Pass location to pedwarn.
55 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
57 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
59 2008-09-02 Jakub Jelinek <jakub@redhat.com>
61 * dwarf2out.c (tree_add_const_value_attribute): Only handle
62 VAR_DECL and CONST_DECL.
64 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
65 Jakub Jelinek <jakub@redhat.com>
67 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
68 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
69 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
70 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
71 Don't set ix86_save_varrargs_registers.
72 (ix86_setup_incoming_varargs): Assume cum != NULL.
73 (ix86_va_start): Check ix86_varargs_gpr_size and
74 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
75 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
76 from frame pointer if ix86_varargs_gpr_size == 0.
77 (ix86_compute_frame_layout): Updated.
78 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
79 (ix86_varargs_gpr_size): Define.
80 (ix86_varargs_fpr_size): Likewise.
81 (machine_function): Remove save_varrargs_registers.
82 Add varargs_gpr_size and varargs_fpr_size.
84 2008-09-02 Jakub Jelinek <jakub@redhat.com>
86 * config/alpha/alpha.c (va_list_skip_additions,
87 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
88 (alpha_gimplify_va_arg): Call unshare_expr on second use of
91 PR tree-optimization/36766
92 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
93 for already removed basic blocks.
96 * real.c (real_maxval): Clear a lower bit to make real_maxval
97 match get_max_float for IBM long double format.
99 2008-09-02 Andreas Schwab <schwab@suse.de>
101 * configure.ac: Use m4_quote to quote the expansion of m4_do.
102 * configure: Regenerate.
104 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
106 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
107 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
108 checking for a non-VOID CONSTANT_P.
110 2008-09-02 Jan Hubicka <jh@suse.cz>
112 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
113 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and sdiv_pow2_cheap
115 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
117 * expr.c (emit_group_store): Don't assert stack temp mode size.
119 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
120 Tobias Grosser <grosser@fim.uni-passau.de>
121 Jan Sjodin <jan.sjodin@amd.com>
122 Harsha Jagasia <harsha.jagasia@amd.com>
123 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
124 Konrad Trifunovic <konrad.trifunovic@inria.fr>
125 Adrien Eliche <aeliche@isty.uvsq.fr>
127 Merge from graphite branch.
130 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
131 * doc/invoke.texi (-floop-block, -floop-interchange,
132 -floop-strip-mine): Document new flags.
133 * tree-into-ssa.c (gimple_vec): Moved...
134 * tree-loop-distribution.c (rdg_component): Moved...
135 * cfgloopmanip.c: Include tree-flow.h.
136 (update_dominators_in_loop): New.
137 (create_empty_if_region_on_edge): New.
138 (create_empty_loop_on_edge): New.
139 (loopify): Use update_dominators_in_loop.
140 * tree-pass.h (pass_graphite_transforms): Declared.
141 * configure: Regenerate.
142 * tree-phinodes.c (make_phi_node): Export.
143 (add_phi_node_to_bb): New, split from create_phi_node.
144 * tree-chrec.c (for_each_scev_op): New.
145 * tree-chrec.h (for_each_scev_op): Declared.
146 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
147 (remove_statement): Call get_phi_with_result.
148 * config.in (HAVE_cloog): Undef.
149 * gdbinit.in (pgg): New.
150 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
151 * tree-ssa-loop.c (graphite_transforms): New.
152 (gate_graphite_transforms): New.
153 (pass_graphite_transforms): New.
154 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
155 HAVE_cloog): Defined.
156 * tree-vectorizer.c (rename_variables_in_bb): Export.
157 * tree-data-ref.c (dr_may_alias_p): Export.
158 (stmt_simple_memref_p): New.
159 (find_data_references_in_stmt): Export.
160 (find_data_references_in_loop): Export.
161 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
162 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
163 (create_rdg_vertices): Export.
164 (build_empty_rdg): New.
165 (build_rdg): Call build_empty_rdg. Free dependence_relations.
166 * tree-data-ref.h (rdg_component): ... here.
168 (struct data_reference): Add a field scop.
170 (find_data_references_in_loop): Declared.
171 (find_data_references_in_stmt): Declared.
172 (create_rdg_vertices): Declared.
173 (dr_may_alias_p): Declared.
174 (stmt_simple_memref_p): Declared.
175 (struct rdg_edge): Add a field ddr_p relation.
176 (build_empty_rdg): Declared.
177 * lambda.h (lambda_matrix): Declare a VEC of.
178 (find_induction_var_from_exit_cond): Declared.
179 (lambda_vector_compare): New.
180 * common.opt (fgraphite, floop-strip-mine,
181 floop-interchange, floop-block): New flags.
182 * lambda-code.c (find_induction_var_from_exit_cond): Export.
183 * cfgloop.c (is_loop_exit): New.
184 * cfgloop.h (is_loop_exit): Declared.
185 (create_empty_if_region_on_edge): Declared.
186 (create_empty_loop_on_edge): Declared.
187 * tree-flow.h (add_phi_node_to_bb): Declared.
188 (make_phi_node): Declared.
189 (rename_variables_in_bb): Declared.
190 (perfect_loop_nest_depth): Declared.
191 (graphite_transform_loops): Declared.
192 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
193 (graphite.o-warn): Add -Wno-error.
194 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
195 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
196 (INCLUDES): Add PPLINC, CLOOGINC.
197 (OBJS-common): Add graphite.o.
198 (graphite.o): Add rule.
199 * gimple.h (gimple_vec): ... here.
200 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
201 * passes.c (init_optimization_passes): Schedule
202 pass_graphite_transforms.
204 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
207 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
208 and -fno-toplevel-reorder after handle_options.
210 2008-09-02 Paul Brook <paul@codesourcery.com>
212 * config/arm/arm.c (arm_tune_cortex_a9): Define.
213 (arm_override_options): Set arm_tune_cortex_a9.
214 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
215 (arm_issue_rate): Handle cortexa9.
216 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
217 * config/arm/arm-cores.def: Add cortex-a9.
218 * config/arm/arm-tune.md: Regenerate.
219 * config/arm/arm.md: Include cortex-a9.md.
220 (generic_sched, generic_vfp): Add cortexa9.
221 * config/arm/cortex-a9.md: New file.
223 2008-09-02 Richard Guenther <rguenther@suse.de>
225 PR tree-optimization/37327
226 * tree-vrp.c (register_new_assert_for): Make sure to not have
227 TREE_OVERFLOW set on the bound.
229 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
231 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
233 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
234 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
237 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
239 * gcc/config/spu/spu.md (divdf3): Removed.
241 2008-09-02 Jakub Jelinek <jakub@redhat.com>
243 PR tree-optimization/37095
244 * cgraph.c (cgraph_node): When creating new cgraph node after
245 assembler_name_hash has been populated, record it in the hash
248 2008-09-01 Paul Brook <paul@codesourcery.com>
250 * doc/invoke.texi: Document -mword-relocations.
251 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
252 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
253 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
254 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
255 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
256 (arm_emit_movpair): New function.
257 (arm_print_operand <c>): Handle sybolic addresses.
258 * config/arm/arm.h (TARGET_USE_MOVT): Define.
259 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
260 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
261 * config/arm/arm.opt: Add -mword-relocations.
262 * config/arm/arm.md (movsi): Use arm_emit_movpair.
263 (arm_movt, arm_movw): New.
265 2008-09-01 Paul Brook <paul@codesourcery.com>
267 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
268 Allow Interworking on ARMv4 EABI based targets.
269 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
270 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
272 2008-09-01 Paul Brook <paul@codesourcery.com>
274 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
275 optimized LT0 test. Remove optimization for GT.
277 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
279 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
281 * pa-hpux11.h (LIB_SPEC): Likewise.
283 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS is
286 2008-09-01 Jan Hubicka <jh@suse.cz>
288 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
289 present, use only counts; when guessed use only frequencies.
290 (estimate_bb_frequencies): Use function_frequency.
291 * profile.c (compute_branch_probabilities): Exit early when
292 profile reading failed. Set profile_status.
293 (branch_prob): Do not set profile_status.
295 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
297 * tree.c (protected_set_expr_location): New.
298 * tree.h (protected_set_expr_location): New prototype.
299 * c-tree.h (build_array_ref): Add argument.
300 (parser_build_unary_op): Same.
301 * c-typeck.c (build_indirect_ref): Handle new location argument.
302 (build_array_ref): Same.
303 (parser_build_unary_op): Same.
304 * gimplify.c (gimplify_asm_expr): Set input_location before calling
306 * c-omp.c (c_finish_omp_atomic): Pass location when calling
308 * c-common.c (finish_label_address_expr): Handle new location
310 * c-common.h (build_indirect_ref): Add argument.
311 (finish_label_address_expr): Same.
312 * c-parser.c (c_parser_unary_expression): Pass location to build
314 (c_parser_postfix_expression): Same.
316 2008-09-01 Paul Brook <paul@codesourcery.com>
318 * config/arm/arm.md: Include cortex-r4f.md.
319 (attr fpu): Update type list.
320 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
321 fconstd, fcmps and fcmpd.
322 (attr tune_cortexr4): Define.
323 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
324 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
325 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
326 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
327 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn
329 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
330 cortex_a8_vfp_farith: Ditto.
331 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
332 * config/arm/cortex-r4.md: Use tune_cortexr4.
333 * config/arm/cortex-r4f.md: New file.
335 2008-09-01 Richard Guenther <rguenther@suse.de>
337 PR tree-optimization/37305
338 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
339 the result of constant conversions.
340 (fold_gimple_assign): Likewise.
342 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
344 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
345 #ifdef ENABLE_CHECKING.
347 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
349 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
350 * sched-int.h (print_insn, print_pattern, print_value): Declare also
351 when !INSN_SCHEDULING.
353 2008-09-01 Andreas Schwab <schwab@suse.de>
355 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
357 2008-09-01 Paul Brook <paul@codesourcery.com>
359 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
361 2008-09-01 Jan Hubicka <jh@suse.cz>
363 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
365 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P): Pass speed operand.
366 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
367 * gimplify.c (gimplify_init_constructor): Add speed operand.
368 * tree-sra.c (decide_block_copy): Likewise.
369 * tree-inline.c (estimate_move_cost): Likewise.
370 * config/alpha/alpha.h (MOVE_RATIO): Update.
371 * config/frv/frv.c (MOVE_RATIO): Update.
372 * config/spu/spu.h (MOVE_RATIO): Update.
373 * config/sparc/sparc.h (MOVE_RATIO): Update.
374 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
375 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
376 * config/cris/cris.h (MOVE_RATIO): Update.
377 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
378 * config/arm/arm.h (MOVE_RATIO): Update.
379 * config/pa/pa.md: Update uses of MOVE_RATIO
380 * config/pa/pa.h (MOVE_RATIO): Update.
381 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES, CLEAR_RATIO, SET_RATIO): Update.
382 * config/h8300/h8300.h (MOVE_RATIO): Update.
383 * config/v850/v850.h (MOVE_RATIO): Update.
384 * config/bfin/bfin.h (MOVE_RATIO): Update.
386 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
387 Dmitry Melnik <dm@ispras.ru>
388 Dmitry Zhurikhin <zhur@ispras.ru>
389 Alexander Monakov <amonakov@ispras.ru>
390 Maxim Kuvyrkov <maxim@codesourcery.com>
392 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
393 sel-sched-dump.c, sel-sched-ir.c: New files.
394 * Makefile.in (OBJS-common): Add selective scheduling object
396 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
397 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
398 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
399 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
400 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
401 (make_forwarder_block): Update loop latch if we have redirected
403 * cfgloop.c (get_loop_body_in_custom_order): New function.
404 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
405 (CP_FALLTHRU_PREHEADERS): Likewise.
406 (get_loop_body_in_custom_order): Declare.
407 * cfgloopmanip.c (has_preds_from_loop): New.
408 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
409 Assert that the preheader edge will be fall thru when it is set.
410 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
411 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
412 fsel-sched-substitution, fselective-scheduling): New flags.
413 * cse.c (hash_rtx_cb): New.
415 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
416 sel_sched_insn_cnt): New counters.
417 * final.c (compute_alignments): Export. Free dominance info after loop_optimizer_finalize.
418 * genattr.c (main): Output maximal_insn_latency prototype.
419 * genautomata.c (output_default_latencies): New. Factor its code from ...
420 (output_internal_insn_latency_func): ... here.
421 (output_internal_maximal_insn_latency_func): New.
422 (output_maximal_insn_latency_func): New.
423 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
424 (struct hard_reg_set_iterator): New.
425 (hard_reg_set_iter_init, hard_reg_set_iter_set,
426 hard_reg_set_iter_next): New functions.
427 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
428 * lists.c (remove_free_INSN_LIST_node,
429 remove_free_EXPR_LIST_node): New functions.
430 * loop-init.c (loop_optimizer_init): When LOOPS_HAVE_FALLTHRU_PREHEADERS,
431 set CP_FALLTHRU_PREHEADERS when calling create_preheaders.
432 (loop_optimizer_finalize): Do not verify flow info after reload.
433 * recog.c (validate_replace_rtx_1): New parameter simplify.
434 Default it to true. Update all uses. Factor out simplifying
436 (simplify_while_replacing): ... this new function.
437 (validate_replace_rtx_part,
438 validate_replace_rtx_part_nosimplify): New.
439 * recog.h (validate_replace_rtx_part,
440 validate_replace_rtx_part_nosimplify): Declare.
441 * rtl.c (rtx_equal_p_cb): New.
442 (rtx_equal_p): Use it.
443 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
444 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
445 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
446 * vecprim.h: Add a vector type for unsigned int.
447 * haifa-sched.c: Include vecprim.h and cfgloop.h.
448 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
449 ready_try, cycle_issued_insns, spec_info): Make global.
450 (readyp): Initialize.
451 (dfa_lookahead): New global variable.
452 (old_max_uid, old_last_basic_block): Remove.
453 (h_i_d): Make it a vector.
454 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
456 (after_recovery, adding_bb_to_current_region_p):
457 New variables to handle correct insertion of the recovery code.
458 (struct ready_list): Move declaration to sched-int.h.
459 (rgn_n_insns): Removed.
460 (rtx_vec_t): Move to sched-int.h.
461 (find_insn_reg_weight): Remove.
462 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
463 (haifa_init_h_i_d, haifa_finish_h_i_d):
464 New functions to initialize / finalize haifa instruction data.
465 (extend_h_i_d, init_h_i_d): Rewrite.
466 (unlink_other_notes): Move logic to add_to_note_list. Handle
468 (ready_lastpos, ready_element, ready_sort, reemit_notes,
469 find_fallthru_edge): Make global, remove static prototypes.
470 (max_issue): Make global. Add privileged_n and state parameters. Use
472 (extend_global, extend_all): Removed.
473 (init_before_recovery): Add new param. Fix the handling of the case
474 when we insert a recovery code before the EXIT which has a predecessor
475 with a fallthrough edge to it.
476 (create_recovery_block): Make global. Rename to
477 sched_create_recovery_block. Update.
478 (change_pattern): Rename to sched_change_pattern. Make global.
479 (speculate_insn): Rename to sched_speculate_insn. Make global.
480 Split haifa-specific functionality into ...
481 (haifa_change_pattern): New static function.
482 (sched_extend_bb): New static function.
483 (sched_init_bbs): New function.
484 (current_sched_info): Change type to struct haifa_sched_info.
485 (insn_cost): Adjust for selective scheduling.
486 (dep_cost_1): New function. Move logic from ...
487 (dep_cost): ... here.
488 (dep_cost): Use dep_cost_1.
489 (contributes_to_priority_p): Use sched_deps_info instead of
491 (priority): Adjust to work with selective scheduling. Process the
492 corner case when all dependencies don't contribute to priority.
493 (rank_for_schedule): Use ds_weak instead of dep_weak.
494 (advance_state): New function. Move logic from ...
495 (advance_one_cycle): ... here.
496 (add_to_note_list, concat_note_lists): New functions.
497 (rm_other_notes): Make static. Adjust for selective scheduling.
498 (remove_notes, restore_other_notes): New functions.
499 (move_insn): Add two arguments. Update assert. Don't call
501 (choose_ready): Remove lookahead variable, use dfa_lookahead.
502 Remove more_issue, max_points. Move the code to initialize
503 max_lookahead_tries to max_issue.
504 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
505 ready. Adjust use of move_insn. Call restore_other_notes.
507 (sched_init, sched_finish): Move Haifa-specific initialization/
509 (haifa_sched_init, haifa_sched_finish): ... respectively.
511 (setup_sched_dump): New function.
512 (haifa_init_only_bb): New static function.
513 (haifa_speculate_insn): New static function.
514 (try_ready): Use haifa_* instead of speculate_insn and
516 (extend_ready, extend_all): Remove.
517 (sched_extend_ready_list, sched_finish_ready_list): New functions.
518 (create_check_block_twin, add_to_speculative_block): Use
519 haifa_insns_init instead of extend_global. Update to use new
520 initialization functions. Change parameter. Factor out code from
521 create_check_block_twin to ...
522 (sched_create_recovery_edges) ... this new function.
524 (sched_scan_info): New.
525 (extend_bb): Use sched_scan_info.
526 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
527 static functions for walking through scheduling region.
528 (sched_luids): New vector variable to replace uid_to_luid.
529 (luids_extend_insn): New function.
530 (sched_max_luid): New variable.
531 (luids_init_insn): New function.
532 (sched_init_luids, sched_finish_luids): New functions.
533 (insn_luid): New debug function.
534 (sched_extend_target): New function.
535 (haifa_init_insn): New static function.
536 (sched_init_only_bb): New hook.
537 (sched_split_block): New hook.
538 (sched_split_block_1): New function.
539 (sched_create_empty_bb): New hook.
540 (sched_create_empty_bb_1): New function.
541 (common_sched_info, ready): New global variables.
542 (current_sched_info_var): Remove.
543 (move_block_after_check): Use common_sched_info.
544 (haifa_luid_for_non_insn): New static function.
545 (init_before_recovery): Use haifa_init_only_bb instead of
547 (increase_insn_priority): New.
548 * modulo-sched.c: (issue_rate): Remove static declaration.
549 (sms_sched_info): Change type to haifa_sched_info.
550 (sms_sched_deps_info, sms_common_sched_info): New variables.
551 (setup_sched_infos): New.
552 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
553 Do not call regstat_free_calls_crossed.
554 (sms_print_insn): Use const_rtx.
555 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
556 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
557 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
558 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
559 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
560 current_sched_info to use it.
561 (enum reg_pending_barrier_mode): Move to sched-int.h.
562 (h_d_i_d): New variable. Initialize to NULL.
563 ({true, output, anti, spec, forward}_dependency_cache): Initialize
565 (estimate_dep_weak): Remove static declaration.
566 (sched_has_condition_p): New function. Adjust users of
567 sched_get_condition to use it instead.
568 (conditions_mutex_p): Add arguments indicating which conditions are
570 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
571 argument to indicate whether returned condition is reversed. Do not
572 generate new rtx when condition should be reversed; indicate it by
573 setting new argument instead.
574 (add_dependence_list_and_free): Add deps parameter.
575 Update all users. Do not free dependence list when
576 deps context is readonly.
577 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
579 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
580 (remove_from_deps): New. Use the above functions.
581 (cur_insn, can_start_lhs_rhs_p): New static variables.
582 (add_or_update_back_dep_1): Initialize present_dep_type.
583 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
584 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
585 haifa_note_dep): New functions implementing dependence hooks for
587 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
588 note_dep): New functions.
589 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
591 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
592 (free_deps): Initialize deps->reg_last.
593 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
594 sched_analyze_insn): Update to use dependency hooks infrastructure
595 and readonly contexts.
596 (deps_analyze_insn): New function. Move part of logic from ...
597 (sched_analyze): ... here. Also move some logic to ...
598 (deps_start_bb): ... here. New function.
599 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
601 (sched_deps_init): New function. Move code from ...
602 (init_dependency_caches): ... here. Remove.
603 (init_deps_data_vector): New.
604 (sched_deps_finish): New function. Move code from ...
605 (free_dependency_caches): ... here. Remove.
606 (init_deps_global, finish_deps_global): Adjust for use with
607 selective scheduling.
608 (get_dep_weak): Move logic to ...
609 (get_dep_weak_1): New function.
610 (ds_merge): Move logic to ...
611 (ds_merge_1): New static function.
612 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
613 (ds_get_max_dep_weak): New function.
614 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
615 (n_insns): Rename to rgn_n_insns.
616 (debug_ebb_dependencies): New function.
617 (init_ready_list): Use it.
618 (begin_schedule_ready): Use sched_init_only_bb.
619 (ebb_print_insn): Indicate when an insn starts a new cycle.
620 (contributes_to_priority, compute_jump_reg_dependencies,
621 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
622 (add_block1): Remove to ebb_add_block.
623 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
624 (schedule_ebb): Initialize them. Use remove_notes instead of
625 rm_other_notes. Use haifa_local_init/finish.
626 (schedule_ebbs): Use haifa_sched_init/finish.
627 * sched-int.h: Include vecprim.h, remove rtl.h.
628 (struct ready_list): Delete declaration.
629 (sched_verbose_param, enum sched_pass_id_t,
630 bb_vec_t, insn_vec_t, rtx_vec_t): New.
631 (struct sched_scan_info_def): New structure.
632 (sched_scan_info, sched_scan, sched_init_bbs,
633 sched_init_luids, sched_finish_luids, sched_extend_target,
634 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
635 (struct common_sched_info_def): New.
636 (common_sched_info, haifa_common_sched_info,
637 sched_emulate_haifa_p): Declare.
639 (sched_luids): Declare.
640 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
641 (sched_max_luid, insn_luid): Declare.
642 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
643 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
644 print_insn, print_pattern, print_value, haifa_classify_insn,
645 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
646 setup_sched_dump, sched_init, sched_finish,
647 sel_insn_is_speculation_check): Export.
648 (struct ready_list): Move from haifa-sched.c.
649 (ready_try, ready, max_issue): Export.
650 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
651 sched_init_only_bb, sched_split_block, sched_split_block_1,
652 sched_create_empty_bb, sched_create_empty_bb_1,
653 sched_create_recovery_block, sched_create_recovery_edges): Export.
654 (enum reg_pending_barrier_mode): Export.
655 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
657 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
658 print_insn field. Move add_block and fix_recovery_cfg to
659 common_sched_info_def. Move compute_jump_reg_dependencies, use_cselib ...
660 (struct sched_deps_info_def): ... this new structure.
661 (sched_deps_info): Declare.
662 (struct spec_info_def): Remove weakness_cutoff, add
663 data_weakness_cutoff and control_weakness_cutoff.
664 (spec_info): Declare.
665 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
667 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
668 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
669 (current_sched_info): Change type to struct haifa_sched_info.
670 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
671 (h_d_i_d): New variable.
672 (HDID): New accessor macro.
673 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
674 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
676 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
677 (enum SCHED_FLAGS): Update for selective scheduler.
678 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
679 (init_dependency_caches, free_dependency_caches): Delete declarations.
680 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
681 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
682 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
683 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
684 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
686 (rm_other_notes): Delete declaration.
687 (schedule_block): Remove one argument.
688 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
689 ready_element, ready_lastpos, sched_extend_ready_list,
690 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
691 concat_note_lists): Export.
692 (struct region): Move from sched-rgn.h.
693 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
694 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
695 BLOCK_TO_BB, CONTAINING_RGN): Export.
696 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
697 (current_nr_blocks, current_blocks, target_bb): Likewise.
698 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
699 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
700 sched_rgn_local_init, extend_regions,
701 rgn_make_new_region_out_of_new_block, compute_priorities,
702 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
703 extend_rgns, deps_join rgn_setup_common_sched_info,
704 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
705 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
706 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
707 increase_insn_priority): Likewise.
708 * sched-rgn.c: Include sel-sched.h.
709 (ref_counts): New static variable. Use it ...
710 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
711 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
712 (sched_is_disabled_for_current_region_p): Delete static declaration.
713 (struct region): Move to sched-int.h.
714 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
715 ebb_head): Define and initialize.
716 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
717 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
718 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
720 (find_single_block_region): Add new argument to indicate that EBB
721 regions should be constructed.
722 (debug_live): Delete declaration.
723 (current_nr_blocks, current_blocks, target_bb): Remove static qualifiers.
724 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
726 (init_regions): Delete declaration.
727 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
728 rgn_estimate_number_of_insns): New.
729 (too_large): Use estimate_number_of_insns.
730 (haifa_find_rgns): New. Move the code from ...
731 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
732 (free_trg_info): New.
733 (compute_trg_info): Allocate candidate tables here instead of ...
734 (init_ready_list): ... here.
735 (rgn_print_insn): Use const_rtx.
736 (contributes_to_priority, extend_regions): Delete static declaration.
737 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
738 (add_block1): Rename to rgn_add_block.
739 (debug_rgn_dependencies): Delete static qualifier.
740 (new_ready): Use sched_deps_info. Simplify.
741 (rgn_common_sched_info, rgn_const_sched_deps_info,
742 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info): New.
743 (region_sched_info): Rename to rgn_const_sched_info.
744 (deps_join): New, extracted from ...
745 (propagate_deps): ... here.
746 (compute_block_dependences, debug_dependencies): Update for selective
748 (free_rgn_deps, compute_priorities): New functions.
749 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
750 sched_rgn_compute_dependencies): New functions.
751 (schedule_region): Use them.
752 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
753 rgn_setup_common_sched_info, rgn_setup_sched_infos):
755 (schedule_insns): Call new functions that were split out.
756 (rgn_make_new_region_out_of_new_block): New.
757 (get_rgn_sched_max_insns_priority): New.
758 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
759 scheduling when appropriate.
760 * sched-vis.c: Include insn-attr.h.
761 (print_value, print_pattern): Make global.
762 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
763 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
764 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
765 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
766 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
767 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
768 hooks. Initialize them to 0.
769 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
770 * target.h (struct gcc_target): Add them. Rename gen_check field to
772 * flags.h (sel_sched_switch_set): Declare.
773 * opts.c (sel_sched_switch_set): New variable.
774 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
775 pipelining is disabled from command line.
776 (common_handle_option): Record whether selective scheduling is
777 requested from command line.
778 * doc/invoke.texi: Document new flags and parameters.
779 * doc/tm.texi: Document new target hooks.
780 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to ia64_gen_check.
781 (dfa_state_size): Do not declare locally.
782 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
783 * config/rs6000/rs6000.c (rs6000_init_sched_context,
784 rs6000_alloc_sched_context, rs6000_set_sched_context,
785 rs6000_free_sched_context): New functions.
786 (struct _rs6000_sched_context): New.
787 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
789 (rs6000_sched_finish): Do not run for selective scheduling.
791 2008-08-31 Jan Hubicka <jh@suse.cz>
793 * frv.c (frv_rtx_costs): Update forward declaration.
794 * spu.c (spu_rtx_costs): Likewise.
795 * pdp11.c: Include df.h
796 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
797 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
798 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
799 * iq2000.c (iq2000_address_cost): Add speed argument.
800 (iq2000_rtx_costs): Likewise.
801 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
802 update call of mn10300_address_cost.
803 * mcore.c: Include df.h
804 (mcore_rtx_costs): Update prototype.
805 * score3.c: Include df.h
806 (score3_rtx_costs): Remove speed argument.
807 * score7.c: Include df.h
808 (score7_address_cost): Remove speed argument.
809 * score-protos.h (score_address_cost): Update prototype.
810 * score.c: Include df.h
811 (score_rtx_costs): Update call of costs functions.
812 * v850.c (v850_rtx_costs): Add bool argument.
814 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
816 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
818 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
820 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
821 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
823 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
825 * mkmap-flat.awk: Add option pe_dll.
826 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
827 * config/i386/t-cygwin (SHLIB_LC): Add.
828 * config/i386/t-mingw32 (SHLIB_LC): Add.
829 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
830 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
831 (LINK_SPEC): Support libgcc_s.
832 (LIBGCC_SPEC): Support libgcc_s.
833 (LIBGCC_SONAME): New.
835 2008-08-31 Jan Hubicka <jh@suse.cz>
837 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
838 mistakely had old version of patch.
840 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
841 (ipcp_estimate_growth): New.
842 (ipcp_insert_stage): Use ipcp_estimate_growth.
843 * profile.c (branch_prob): When reading failed, do not consider
846 2008-08-31 Jan Hubicka <jh@suse.cz>
848 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
849 loop is optimized for speed.
851 2008-08-31 Richard Guenther <rguenther@suse.de>
854 * fold-const.c (fold_binary): Retain conversions in folding
857 2008-08-31 Jan Hubicka <jh@suse.cz>
859 * postreload-gcse.c (eliminate_partially_redundant_loads): Use optimize_bb_for_size_p.
860 * predict.c (maybe_hot_frequency_p): Make inline.
861 (maybe_hot_count_p): Break out from ...
862 (maybe_hot_bb_p): ... this one.
863 (maybe_hot_edge_p): Simplify.
864 * basic-block.h (probably_cold_bb_p): Remove.
866 2008-08-31 Jakub Jelinek <jakub@redhat.com>
869 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
871 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
872 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
874 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
877 2008-08-31 Jan Hubicka <jh@suse.cz>
879 * predict.c (PROB_VERY_LIKELY): Make small enough so things
881 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
883 2008-08-31 Jakub Jelinek <jakub@redhat.com>
886 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
889 * dwarf2out.c (native_encode_initializer): Subtract min_index for
890 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
892 2008-08-31 Jan Hubicka <jh@suse.cz>
894 * sparc.h (BRANCH_COST): Fix macro definition.
895 * avr.c (avr_operand_rtx_cost): Add speed argument.
896 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
898 2008-08-31 Richard Guenther <rguenther@suse.de>
900 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
901 types instead of operands. Re-instantiate verifying of
902 binary expression operands.
904 2008-08-30 Jan Hubicka <jh@suse.cz>
906 * fwprop.c (should_replace_address): Add speed attribute.
907 (PR_OPTIMIZE_FOR_SPEED): New flag.
908 (propagate_rtx_1): Use it.
909 (propagate_rtx): Set it.
910 (try_fwprop_subst): Update call of rtx_costs.
911 (forward_propagate_and_simplify): LIkewise.
912 * hooks.c (hook_int_rtx_bool_0): New
913 (hook_bool_rtx_int_int_intp_false): Replace by ...
914 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
915 * hooks.h (hook_int_rtx_bool_0): New
916 (hook_bool_rtx_int_int_intp_false): Replace by ...
917 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
918 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
919 (prepare_cmp_insn): UPdate call of rtx_cost.
920 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
921 (reload_cse_simplify_operands): Update call of rtx_cost.
922 (reload_cse_move2add): call of rtx_cost.
923 * target.h (struct gcc_target): Update rtx_costs and address_costs.
924 * rtlanal.c (rtx_cost): Add speed argument.
925 (address_cost): Add speed argument
926 (default_address_cost): Likewise.
927 (insn_rtx_cost): Likewise.
928 * cfgloopanal.c (seq_cost): Add speed argument.
929 (target_reg_cost, target_spill_cost): Turn to array.
930 (init_set_costs): Update for speed.
931 (estimate_reg_pressure_cost): Add speed argument.
932 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
933 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
934 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
935 (seq_cost): Add speed argument.
936 (computation_cost): Add speed arugment.
937 (add_cost, multiply_by_const, get_address_cost): add speed argument.
938 (force_expr_to_var_cost): Update for profile info.
939 (force_var_cost): Likewise.
940 (split_address_cost): Likewise.
941 (ptr_difference_cost): Likewise.
942 (difference_cost): Likewise.
943 (get_computation_cost_at): Likewise.
944 (determine_iv_cost): Likewise.
945 (ivopts_global_cost_for_size): Likewise.
946 (rewrite_use_address): Likewise.
947 (tree_ssa_iv_optimize_loop): Initialize speed field.
948 * cse.c (optimize_this_for_speed_p): New static var.
949 (notreg_cost): Update call of rtx_cost.
950 (cse_extended_basic_block): set optimize_this_for_speed_p.
951 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
952 (noce_try_cmove_arith): Likewise.
953 (noce_try_sign_mask): LIkewise.
954 * expr.c (compress_float_constant): Update rtx_cost calls.
955 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
956 (addr_to_parts): Likewise.
957 (create_mem_ref): Likewise.
958 * dse.c (find_shift_sequence): Add speed argument.
959 (replace_read): Update call.
960 * calls.c (precompute_register_parameters): Update call of rtx_cost.
961 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
962 * neg_cost, shift_cost, shiftadd_cost,
963 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
964 mul_highpart_cost): Increase dimension.
965 (init_expmed): Initialize for both size and speed.
966 (expand_shift): Use profile.
967 (synth_mult): Use profile.
968 (choose_mult_variant): Use profile.
969 (expand_mult): Use profile.
970 (expand_mult_highpart_optab): Use profile.
971 (expand_mult_highpart): Use profile.
972 (expand_smod_pow2): Use profile.
973 (expand_divmod): Use profile.
974 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
975 * loop-invariant.c (create_new_invariant): Use profile.
976 (gain_for_invariant): Add speed parameter.
977 (best_gain_for_invariant): Likewise.
978 (find_invariants_to_move): Likewise.
979 (move_single_loop_invariants): Set it.
980 * target-def.h (TARGET_RTX_COSTS): Use hook.
981 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
982 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
983 * output.h (default_address_cost): Update prototype.
984 * combine.c (optimize_this_for_speed_p): New static var.
985 (combine_validate_cost): Update call of rtx_cost.
986 (combine_instructions): Set optimize_this_for_speed_p.
987 (expand_compound_operation): Update call of rtx_cost.
988 (make_extraction):Update call of rtx_cost.
989 (force_to_mode):Update call of rtx_cost.
990 (distribute_and_simplify_rtx):Update call of rtx_cost.
991 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
992 (estimate_reg_pressure_cost): Update prototype.
993 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
994 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
996 * config/alpha/alpha.c (alpha_rtx_costs): Update.
997 (alpha_rtx_costs): Update.
998 * config/frv/frv.c (frv_rtx_costs): Update.
999 * config/s390/s390.c (s390_rtx_costs): Update.
1000 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
1001 (m32c_rtx_costs): Update.
1002 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
1003 (spu_rtx_costs): Update.
1004 * config/sparc/sparc.c (sparc_rtx_costs): Update.
1005 * config/m32r/m32r.c (m32r_rtx_costs): Update.
1006 * config/i386/i386.c (:ix86_address_cost): Update.
1007 (ix86_rtx_costs): Update.
1008 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
1009 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
1010 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
1011 * config/crx/crx.c (crx_address_cost): Update.
1012 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
1013 * config/stormy16/stormy16.c
1014 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
1015 * config/m68hc11/m68hc11.c
1016 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
1017 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
1018 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost): Update.
1019 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs): Update
1020 * config/ia64/ia64.c (ia64_rtx_costs): Update.
1021 * config/m68k/m68k.c (m68k_rtx_costs): Update.
1022 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
1023 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
1024 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
1025 (mcore_rtx_costs): update.
1026 * config/score/score3.c (score3_rtx_costs): Update.
1027 * config/score/score7.c (score7_rtx_costs): Update.
1028 * config/score/score3.h (score3_rtx_costs):Update.
1029 * config/score/score7.h (score7_rtx_costs): Update.
1030 * config/score/score.c (score_rtx_costs): Update.
1031 * config/arm/arm.c (arm_address_cost): Update.
1032 (arm_rtx_costs_1): Update.
1033 (arm_rtx_costs_1): Update.
1034 (arm_size_rtx_costs): Update.
1035 (arm_size_rtx_costs): Update.
1036 (arm_size_rtx_costs): Update.
1037 (arm_xscale_rtx_costs): Update.
1038 (arm_thumb_address_cost): Update.
1039 * config/pa/pa.c (hppa_address_cost): Update.
1040 * config/mips/mips.c (mips_rtx_costs): Update.
1041 * config/vax/vax.c (vax_address_cost): Update.
1042 * config/h8300/h8300.c (h8300_shift_costs): Update.
1043 (h8300_rtx_costs): Update.
1044 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
1045 (v850_rtx_costs): Update.
1046 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
1047 * config/bfin/bfin.c
1048 (bfin_address_cost): Update.
1049 (bfin_rtx_costs): Update.
1050 * stmt.c (lshift_cheap_p): Update.
1052 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1055 * expmed.c (extract_bit_field_1): Check the mode size to make
1056 sure the vector modes have the same size.
1058 2008-08-29 Michael Meissner <gnu@the-meissners.org>
1060 * dojump.c (top level): Include basic-block.h to declare
1061 optimize_insn_for_speed_p
1063 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
1065 * opts.h (CL_SAVE): New option class for marking options that are
1066 target specific options usable in the target attribute.
1067 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
1069 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
1070 can easily find the target specific options that are safe to use
1071 in the attribute or pragma.
1073 * attribs.c (decl_attributes): Change #pragma GCC option to
1074 #pragma GCC target, and attribute((option(...))) to
1075 attribute((target(...))).
1077 * doc/extend.texi (target attribute): Change from option
1078 attribute. Delete push/pop/reset.
1079 (#pragma GCC target): Change from #pragma GCC option. Delete
1081 (#pragma GCC push_options): Document new pragma.
1082 (#pragma GCC pop_options): Document new pragma.
1083 (#pragma GCC reset_options): Document new pragma.
1085 * targhooks.c (default_target_option_valid_attribute_p): Add
1086 warning about port not supporting target attributes.
1087 (default_target_option_pragma_parse): New function, warn about
1088 #pragma GCC target not being supported.
1090 * targhooks.h (default_target_option_pragma_parse): Add
1093 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
1094 TI_CURRENT_OPTION_PRAGMA.
1095 (current_target_pragma): Rename from current_option_pragma.
1097 * target.h: (struct target_option): Delete booleans for changing
1098 the optimization level on hot/cold functions. Change signature of
1099 pragma_parse hook to take a second tree.
1101 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
1103 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
1104 that the declaration is done at global scope.
1106 * langhooks.c (add_builtin_function_common): Move most of the code
1107 from add_builtin_function here, calling the hook passed in.
1108 (add_builtin_function): Call add_builtin_function_common with
1109 standard builtin hook.
1110 (add_builtin_function_ext_scope): New function to add builtins to
1113 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
1115 (add_builtin_function_ext_scope): Add declaration.
1117 * c-pragma.c (handle_pragma_target): Rename from
1118 handle_pragma_option, #pragma GCC option is now #pragma GCC
1119 target. Move warning about port not supporting target options to
1120 default pragma parse hook. Remove push/pop/reset from this
1122 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
1123 (option_stack): Delete static variable.
1124 (optimize_stack): Ditto.
1125 (optons_stack): New stack of saved target and optimization
1127 (handle_pragma_push_options): New function to handle pushing both
1128 target and optimization options.
1129 (handle_pragma_pop_options): New function to handle popping both
1130 target and optimization options.
1131 (handle_pragma_reset_options): New function to handle resetting
1132 both target and optimization options to their initial state.
1133 (init_pragma): Rename handle_pragma_option to
1134 handle_pragma_target. Add support for push_options, pop_options,
1135 and reset_options pragmas.
1137 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
1138 default_target_option_pragma_parse.
1139 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
1140 default_target_option_valid_attribute_p.
1141 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1142 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1143 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
1144 optimization level on hot/cold functions.
1146 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
1147 if the caller and callee have different optimization levels.
1149 * c-common.c (handle_target_attribute): Rename from
1150 handle_option_attribute, attribute((option(...))) is now
1151 attribute((target(...))). Move warning if the port does not
1152 support target attributes to the default hook.
1153 (handle_hot_attribute): Delete code to change the optimization
1154 level of hot functions.
1155 (handle_cold_attribute): Ditto.
1157 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
1158 argument that is the binary tree options to use if there are no
1159 arguments. Call ix86_valid_target_attribute_tree instead of
1160 ix86_valid_option_attribute_tree.
1161 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
1162 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
1163 ix86_pragma_option_parse.
1165 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
1166 Rename from ix86_valid_option_attribute_tree.
1168 * config/i386/i386.c (ix86_add_new_builtins): New function to add
1169 new builtins when the ISA changes.
1170 (ix86_valid_target_attribute_tree): Rename from
1171 ix86_valid_option_attribute_tree. Change callers. If the
1172 function specified optimization options, use those as the starting
1173 point before setting up the target attributes. If the
1174 optimization options were changed in the course of setting the
1175 target attributes, record the new optimization options.
1176 (ix86_valid_target_attribute_tree_inner_p): Rename from
1177 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
1178 ix86_add_new_builtins if the ISA changed.
1179 (ix86_valid_target_attribute_p): Rename from
1180 ix86_valid_option_attribute_p. Change callers.
1181 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
1182 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
1183 as delayed builtin functions.
1184 (struct builtin_isa): New structure to record builtin functions
1185 that should be delayed until the ISA for that function is used.
1186 (ix86_builtins_isa): Change from int to struct to track builtin
1187 functions we want to declare at some point.
1188 (def_builtin): If the front end can delay defining the builtin
1189 functions, don't create builtins for ISAs not part of the default
1191 (def_builtin_const): Ditto.
1192 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
1193 __builtin_ia32_pcmov_v2di to be different builtin functions.
1194 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
1195 a structure instead of an int.
1196 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
1197 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
1198 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1199 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1201 * config/ia64/ia64.h
1202 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1203 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1205 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
1206 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
1207 (LANG_HOOKS_INITIALIZER): Add
1208 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
1210 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
1213 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
1214 the reload address with the index register for SFmode
1215 access with a displacement.
1217 2008-08-30 Jan Hubicka <jh@suse.cz>
1219 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
1220 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
1221 * dojump.c (do_jump): Likewise.
1222 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
1223 (note-if_info): Add BRANCH_COST.
1224 (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask,
1225 noce_try_cmove_arith, noce_try_cmove_arith, noce_try_cmove_arith,
1226 noce_find_if_block, find_if_case_1, find_if_case_2): Use compuated
1228 * expr.h (BRANCH_COST): Update default.
1229 * predict.c (predictable_edge_p): New function.
1230 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
1231 Update BRANCH_COST call.
1232 * basic-block.h (predictable_edge_p): Declare.
1233 * config/alpha/alpha.h (BRANCH_COST): Update.
1234 * config/frv/frv.h (BRANCH_COST): Update.
1235 * config/s390/s390.h (BRANCH_COST): Update.
1236 * config/spu/spu.h (BRANCH_COST): Update.
1237 * config/sparc/sparc.h (BRANCH_COST): Update.
1238 * config/m32r/m32r.h (BRANCH_COST): Update.
1239 * config/i386/i386.h (BRANCH_COST): Update.
1240 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
1241 * config/sh/sh.h (BRANCH_COST): Update.
1242 * config/pdp11/pdp11.h (BRANCH_COST): Update.
1243 * config/avr/avr.h (BRANCH_COST): Update.
1244 * config/crx/crx.h (BRANCH_COST): Update.
1245 * config/xtensa/xtensa.h (BRANCH_COST): Update.
1246 * config/stormy16/stormy16.h (BRANCH_COST): Update.
1247 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
1248 * config/iq2000/iq2000.h (BRANCH_COST): Update.
1249 * config/ia64/ia64.h (BRANCH_COST): Update.
1250 * config/rs6000/rs6000.h (BRANCH_COST): Update.
1251 * config/arc/arc.h (BRANCH_COST): Update.
1252 * config/score/score.h (BRANCH_COST): Update.
1253 * config/arm/arm.h (BRANCH_COST): Update.
1254 * config/pa/pa.h (BRANCH_COST): Update.
1255 * config/mips/mips.h (BRANCH_COST): Update.
1256 * config/vax/vax.h (BRANCH_COST): Update.
1257 * config/h8300/h8300.h (BRANCH_COST): Update.
1258 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
1259 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
1260 * doc/tm.texi (BRANCH_COST): Update.
1262 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
1265 * config/arm/arm.c (arm_optimization_options): Set
1266 flag_section_anchors to 2 instead of 1 to distinguish it from
1267 -fsection-anchors given explicitely on the command line.
1269 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
1271 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
1272 final insn of a split.
1274 2008-08-30 Jan Hubicka <jh@suse.cz>
1276 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
1277 optimized for speed.
1278 * final.c (compute_alignments): Use optimize_bb_for_size_p.
1279 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
1280 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
1281 flag_gcse_after_reload_set): New static vars.
1282 (common_handle_option): Enable those flags for profile-use.
1283 (decode_options): Remove optimize_size flags that are handled
1284 on higher granuality.
1285 * tree-vectorizer.c (vectorize_loops): Use
1286 optimize_loop_nest_for_speed_p.
1287 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
1288 * tree-predcom.c (tree_predictive_commoning): Use
1289 optimize_loop_for_speed_p.
1290 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
1291 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
1292 * predict.c (optimize_loop_for_speed_p): Fix walk.
1294 2008-08-30 Jan Hubicka <jh@suse.cz>
1296 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
1298 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
1299 profile presence locally.
1301 2008-08-29 Joseph Myers <joseph@codesourcery.com>
1304 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
1305 versions before 4.0.
1307 2008-08-29 Jan Hubicka <jh@suse.cz>
1309 * tree-inline.c (insert_init_stmt): Insert sequence even when
1312 2008-08-29 Jeff Law <law@redhat.com>
1314 * mn10300.c (mn10300_secondary_reload_class): We need secondary
1315 reloads for AM33-2 if IN is a pseudo with an equivalent memory
1316 location and class is an FP register.
1318 2008-08-29 Jan Hubicka <jh@suse.cz>
1320 * see.c (see_merge_one_def_extension): Silence used uninitialized
1322 * matrix-reorg.c (check_allocation_function): Likewise.
1323 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
1325 2008-08-29 Jakub Jelinek <jakub@redhat.com>
1328 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
1329 compute new & and | in type rather than TREE_TYPE (arg0).
1331 * dwarf2out.c (fortran_common): Update comment.
1332 (gen_variable_die): Swap com_die and var_die variables in Fortran
1333 COMMON block handling code.
1335 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
1337 * dwarf2out.c (gen_const_die): New function.
1338 (size_of_die, value_format, output_die): Output larger
1339 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
1340 (native_encode_initializer): New function.
1341 (tree_add_const_value_attribute): Call it.
1342 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
1344 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
1345 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
1346 TREE_THIS_VOLATILE to add_type_attribute.
1348 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
1350 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
1353 * dwarf2out.c (loc_by_reference): New function.
1354 (add_location_or_const_value_attribute): Use it.
1357 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
1358 as DW_TAG_variable children of DW_TAG_common_block rather than
1359 DW_TAG_member children. Put DW_AT_external to individual
1360 DW_TAG_variable DIEs, not to DW_TAG_common_block.
1362 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
1363 loc_descriptor_from_tree_1.
1367 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
1368 arguments to imported_module_or_decl.
1369 (debug_nothing_tree_tree): Removed.
1370 (debug_nothing_tree_tree_tree_bool): New prototype.
1371 * debug.c (do_nothing_debug_hooks): Adjust.
1372 (debug_nothing_tree_tree): Removed.
1373 (debug_nothing_tree_tree_tree_bool): New function.
1374 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
1375 (gen_variable_die): Put all common vars for the
1376 same COMMON block under one DW_TAG_common_block.
1377 (declare_in_namespace): Return new context_die, for Fortran
1378 return the module DIE instead of adding extra declarations into
1380 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
1381 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
1382 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
1384 (dwarf2out_global_decl): Don't skip Fortran global vars.
1385 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
1386 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
1387 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
1388 DW_TAG_imported_declaration as child of previous
1389 DW_TAG_imported_module.
1390 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
1391 * sdbout.c (sdb_debug_hooks): Likewise.
1392 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1394 2008-08-29 Jan Hubicka <jh@suse.cz>
1396 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
1398 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
1399 * ipa-cp.c (n_cloning_candidates): New static variable.
1400 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
1401 (ipcp_print_all_lattices): Improve debug output.
1402 (ipcp_cloning_candidate_p): New function.
1403 (ipcp_initialize_node_lattices): Use it.
1404 (ipcp_init_stage): Do only analyzis here; prettier debug output.
1405 (ipcp_propagate_stage): Prettier debug output.
1406 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
1407 (ipcp_print_all_structures): Remove.
1408 (ipcp_need_redirect_p): Test !n_cloning_candidates.
1409 (ipcp_insert_stage): Prettier debug output; call
1410 cgraph_remove_unreachable_nodes before propagating.
1411 (pass_ipa_cp): Schedule function removal pass.
1412 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
1414 (cgraph_maybe_hot_edge_p): Move to ...
1415 * predict.c (cgraph_maybe_hot_edge_p) ... here.
1416 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
1417 (common_handle_option): Set them; enable ipa-cp when profiling.
1418 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
1419 (ipa_print_all_jump_functions): Likewise.
1420 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
1421 (ipa_print_node_params, ipa_print_all_params): New.
1422 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
1423 ipa_print_all_param_flags): Remove.
1424 (ipa_print_node_params, ipa_print_all_params): New.
1426 2008-08-29 Bob Wilson <bob.wilson@acm.org>
1428 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
1429 change from 2008-04-03.
1430 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
1432 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1436 * ira-color.c (push_allocnos_to_stack): Truncate
1437 removed_splay_allocno_vec.
1439 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1442 * ira-color (ira_fast_allocation): Don't assign hard registers to
1445 2008-08-29 Jan Hubicka <jh@suse.cz>
1448 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
1449 for cold internal loops.
1451 2008-08-29 Richard Guenther <rguenther@suse.de>
1453 * tree-ssa-structalias.c (create_variable_info_for): Do not
1454 create fields for heap vars or vars with a noalias state.
1455 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
1458 2008-08-29 Richard Guenther <rguenther@suse.de>
1460 * common.opt (ftree-store-ccp): Mark as preserved for
1461 backward compatibility.
1462 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
1463 * tree-pass.h (pass_store_ccp): Remove.
1464 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
1465 (first_vdef): Remove declaration.
1466 (get_value_loaded_by): Likewise.
1467 * tree-ssa-ccp.c (do_store_ccp): Remove.
1468 (get_default_value): Simplify as do_store_ccp is always false
1469 now. Do not initialize mem_ref.
1470 (set_value_varying): Likewise.
1471 (canonicalize_float_value): Likewise.
1472 (set_lattice_value): Likewise.
1473 (likely_value): Likewise.
1474 (surely_varying_stmt_p): Likewise.
1475 (ccp_initialize): Likewise.
1476 (ccp_lattice_meet): Likewise.
1477 (ccp_visit_phi_node): Likewise.
1478 (ccp_fold): Likewise.
1479 (evaluate_stmt): Likewise.
1480 (visit_assignment): Likewise.
1481 (ccp_visit_stmt): Likewise.
1482 (execute_ssa_ccp): Fold into ...
1483 (do_ssa_ccp): ... this.
1484 (do_ssa_store_ccp): Remove.
1485 (gate_store_ccp): Likewise.
1486 (pass_store_ccp): Likewise.
1487 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
1489 * tree-ssa-propagate.c (first_vdef): Remove.
1490 (get_value_loaded_by): Likewise.
1491 (replace_vuses_in): Likewise.
1492 (substitute_and_fold): Do not call replace_vuses_in.
1493 * opts.c (decode_options): Do not set flag_tree_store_ccp.
1495 2008-08-29 Richard Guenther <rguenther@suse.de>
1498 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
1499 PARAM_NOALIAS tags with is_heapvar.
1500 * tree-ssa-operands.c (access_can_touch_variable): Offset
1501 based tests do not apply for heapvars. Fix offset test.
1503 2008-08-29 Jan Hubicka <jh@suse.cz>
1505 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
1506 (-fipa-cp-clone): Enabled by default at -O3.
1507 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
1508 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
1510 2008-08-29 Jan Hubicka <jh@suse.cz>
1512 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
1514 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
1516 * gimple.c (giple_copy_call_skip_args): New function.
1517 (giple_copy_call_skip_args): Declare.
1519 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
1520 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
1521 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
1522 (ipcp_create_replace_map): Improve debug output.
1523 (ipcp_need_redirect_p): Return false when not clonning.
1524 (ipcp_update_callgraph): Skip args.
1525 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
1527 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
1528 (save_inline_function_body): Update call of tree_function_versioning.
1529 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
1530 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
1531 (tree_function_versioning): Likewise.
1532 * tree-inline.h (tree_function_versioning): Update prototype.
1534 2008-08-29 Jan Hubicka <jh@suse.cz>
1536 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
1537 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
1538 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
1539 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
1540 * value-prof.c (gimple_divmod_fixed_value_transform,
1541 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
1542 gimple_stringops_transform): Use optimize_bb_for_size_p.
1543 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
1544 * final.c (compute_alignments): Use optimize_function_for_size_p.
1545 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
1546 (fold_builtin_strcpy, fold_builtin_fputs): Use
1547 optimize_function_for_size_p.
1548 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
1549 * recog.c (relax_delay_slots): Likewise.
1550 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
1551 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
1552 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
1553 optimize_function_for_size_p.
1554 (cgraph_decide_inlining_of_small_function): Use
1555 optimize_function_for_size_p.
1556 * global.c (find_reg): Use optimize_function_for_size_p.
1557 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
1558 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
1559 flag_prefetch_loop_arrays. Those can work it out from profile.
1560 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
1561 optimize_loop_for_speed_p.
1562 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
1564 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
1565 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
1566 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
1567 * local-alloc.c (block_alloc): Pass BB pointer.
1568 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
1569 * gcse.c (gcse_main): Use optimize_function_for_size_p.
1570 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
1571 (decide_peel_completely): Likewise.
1572 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
1573 optimize_loop_for_size_p.
1574 (vect_enhance_data_refs_alignment): Likewise.
1575 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
1576 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
1577 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
1578 (try_crossjump_bb): Use optimize_bb_for_size_p.
1579 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
1580 optimize_loop_for_speed_p.
1581 * bb-reorder.c (find_traces_1_round): Likewise.
1582 (copy_bb): Use optimize_bb_for_speed_p.
1583 (duplicate_computed_gotos): Likewise.
1584 * basic-block.h (optimize_loop_nest_for_size_p,
1585 optimize_loop_nest_for_speed_p): New.
1586 * stmt.c (expand_case): Use optimize_insn_for_size_p.
1588 2008-08-29 Tristan Gingold <gingold@adacore.com>
1590 * gcov.c (main): Call expandargv.
1592 2008-08-29 Jan Hubicka <jh@suse.cz>
1594 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
1596 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1598 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
1599 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1601 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
1603 2008-08-29 Jan Hubicka <jh@suse.cz>
1605 * tree-pass.h (pass_strip_predict_hints): Declare.
1606 * predict.c (strip_builtin_expect): Rename to ...
1607 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
1608 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
1609 (tree_estimate_probability): Do not strip builtin_expect.
1610 (pass_strip_predict_hints): New pass.
1611 * tree-inline.c (expand_call_inline): When inlining cold function, predict
1613 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
1615 2008-08-29 Richard Guenther <rguenther@suse.de>
1617 PR tree-optimization/37207
1618 * tree-vrp.c (extract_range_from_binary_expr): Also try
1619 to constant fold if only one of the operands is a constant.
1621 2008-08-29 Nick Clifton <nickc@redhat.com>
1623 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
1624 the same way as SYMBOL_REFs.
1626 2008-08-28 Bob Wilson <bob.wilson@acm.org>
1628 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
1630 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
1632 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
1633 * config/mips/mips.md (branch_likely): Remove const. Fix
1635 (define_delay for type "branch"): Change to only apply for branch
1636 with likely variant.
1637 (define_delay for type "branch" and "branch_likely" no). New delay
1639 (equality_op): New code iterator.
1640 (bbv, bbinv): New code attributes.
1641 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
1644 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1645 Andrew Pinski <pinskia@gcc.gnu.org>
1648 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
1650 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
1652 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
1653 rule that a symbolic constant must be defined and >= 0 for the
1654 corresponding facility to be present at compile-time.
1655 * gthr-posix.c: Likewise.
1657 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
1659 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
1660 * config/mips/mips.md (D): New mode attribute.
1661 (mulsi3, muldi3): Merge it into ...
1662 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
1664 (muldi3_mul3): New pattern.
1665 (mulsi3_mult3): Rename to mulsi3_mul3.
1667 2008-08-28 Jan Hubicka <jh@suse.cz>
1669 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
1671 * predict.c (always_optimize_for_size_p): Rename to ...
1672 (optimize_function_for_size): ... this one; make extern.
1673 (optimize_function_for_speed_p): New.
1674 (optimize_bb_for_size_p, optimize_bb_for_size_p,
1675 optimize_edge_for_size_p,optimize_edge_for_size_p,
1676 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
1677 * basic-block.h (optimize_function_for_size_p,
1678 optimize_function_for_speed_p): Declare.
1679 * i386.md (optimize_size checks): Replace them by appropriate
1681 (standard_80387_constant_p, ix86_compute_frame_layout,
1682 ix86_expand_epilogue, ix86_decompose_address,
1683 print_operand, emit_i387_cw_initialization,
1684 inline_memory_move_cost, ix86_pad_returns,
1685 ix86_reorg): Replace optimize_size checks.
1687 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
1689 * rtl.h (simplify_subreg_regno): Declare.
1690 * rtlanal.c (simplify_subreg_regno): New function, split out from...
1691 * simplify-rtx.c (simplify_subreg): ...here.
1692 * reload.c (find_reloads): Use simplify_subreg_regno instead of
1693 subreg_offset_representable_p.
1695 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1698 * c-typeck.c (convert_for_assignment): Give a note describing what
1699 was passed and what was expected.
1701 2008-08-28 Joey Ye <joey.ye@intel.com>
1703 * doc/extend.texi: Document AVX built-in functions.
1704 * doc/invoke.texi: Document -mavx.
1706 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
1707 Joey Ye <joey.ye@intel.com>
1708 Xuepeng Guo <xuepeng.guo@intel.com>
1710 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
1712 * config/i386/cpuid.h (bit_FMA): New.
1713 (bit_XSAVE): Likewise.
1714 (bit_OSXSAVE): Likewise.
1715 (bit_AVX): Likewise.
1717 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
1718 define. Use ASM_OUTPUT_AVX_PREFIX.
1720 * config/i386/gmmintrin.h: New.
1722 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
1723 (OPTION_MASK_ISA_AVX_SET): New.
1724 (OPTION_MASK_ISA_FMA_SET): Likewise.
1725 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
1726 (OPTION_MASK_ISA_FMA_SET): Likewise.
1727 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
1728 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
1729 (pta_flags): Add PTA_AVX and PTA_FMA.
1730 (override_options): Handle PTA_AVX and PTA_FMA.
1731 (init_cumulative_args): Handle warn_avx.
1732 (classify_argument): Return 0 for COImode and OImode. Return
1733 1 and X86_64_AVX_CLASS for 256bit vector types.
1734 (examine_argument): Handle X86_64_AVX_CLASS.
1735 (construct_container): Likewise.
1736 (function_arg_advance_32): Pass OImode and 256bit vector types
1738 (function_arg_advance_64): Take a new argument to indicate if a
1739 parameter is named. Handle 256bit vector types. Return
1740 immediately for unnamed 256bit vector mode parameters.
1741 (function_arg_advance): Updated.
1742 (function_arg_32): Add comments for TImode. Handle OImode
1743 and 256bit vector types.
1744 (function_arg_64): Take a new argument to indicate if a
1745 parameter is named. Handle 256bit vector types. Return NULL
1746 for unnamed 256bit vector mode parameters.
1747 (function_arg): Updated.
1748 (setup_incoming_varargs_64): Support
1749 AVX encoding for *sse_prologue_save_insn.
1750 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
1751 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
1752 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
1753 enabled, otherwise return -3.
1754 (standard_sse_constant_opcode): Handle AVX and 256bit vector
1756 (print_reg): Support AVX registers. Handle 'x' and 't'.
1757 Handle 'd' to duplicate the operand.
1758 (print_operand): Likewise. Also support AVX vector compare
1760 (output_387_binary_op): Support AVX.
1761 (output_fp_compare): Likewise.
1762 (ix86_expand_vector_move_misalign): Likewise.
1763 (ix86_attr_length_vex_default): New.
1764 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
1765 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
1766 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
1767 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
1768 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
1769 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
1770 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
1771 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
1772 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
1773 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
1774 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
1775 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
1776 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
1777 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
1778 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
1779 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
1780 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
1781 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
1782 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
1783 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
1784 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
1785 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
1786 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
1787 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
1788 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
1789 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
1790 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
1791 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
1792 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
1793 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
1794 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
1795 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
1796 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
1797 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
1798 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
1799 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
1800 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
1801 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
1802 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
1803 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
1804 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
1805 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
1806 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
1807 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
1808 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
1809 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
1810 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
1811 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
1812 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
1813 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
1814 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
1815 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
1816 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
1817 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
1818 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
1819 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
1820 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
1821 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
1822 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
1823 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
1824 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
1825 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
1826 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
1827 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
1828 and IX86_BUILTIN_MOVMSKPS256,
1829 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
1830 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
1831 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
1832 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
1833 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
1834 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
1835 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
1836 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
1837 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
1838 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
1839 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
1840 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
1841 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
1842 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
1843 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
1844 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
1845 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
1846 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
1847 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
1848 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
1849 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
1850 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
1851 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
1852 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
1853 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
1854 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
1855 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
1856 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
1857 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
1858 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
1859 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
1860 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
1861 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
1862 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
1863 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
1864 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
1865 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
1866 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
1867 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
1868 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
1869 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
1870 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
1871 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
1872 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
1873 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
1874 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
1875 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
1876 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
1877 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
1878 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
1879 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
1880 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
1881 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
1882 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
1883 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
1884 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
1885 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
1886 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
1888 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
1889 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
1890 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
1891 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
1892 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
1893 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
1894 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
1895 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
1896 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
1897 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
1898 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
1899 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
1900 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
1901 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
1902 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
1903 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
1904 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
1905 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
1906 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
1907 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
1908 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
1909 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
1910 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
1911 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
1912 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
1913 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
1914 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
1915 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
1916 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
1917 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
1918 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
1919 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
1920 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
1921 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
1922 IX86_BUILTIN_MOVMSKPS256.
1923 (ix86_init_mmx_sse_builtins): Support AVX builtins.
1924 (ix86_expand_args_builtin): Likewise.
1925 (ix86_expand_special_args_builtin): Likewise.
1926 (ix86_hard_regno_mode_ok): Handle AVX modes.
1927 (ix86_expand_vector_init_duplicate): Likewise.
1928 (ix86_expand_vector_init_one_nonzero): Likewise.
1929 (ix86_expand_vector_init_one_var): Likewise.
1930 (ix86_expand_vector_init_concat): Likewise.
1931 (ix86_expand_vector_init_general): Likewise.
1932 (ix86_expand_vector_set): Likewise.
1933 (ix86_vector_mode_supported_p): Likewise.
1934 (x86_extended_reg_mentioned_p): Check INSN_P before using
1937 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
1938 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
1940 * config/i386/i386.h (TARGET_AVX): New.
1941 (TARGET_FMA): Likewise.
1942 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
1943 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
1944 (VALID_AVX256_REG_MODE): New.
1945 (AVX256_VEC_FLOAT_MODE_P): Likewise.
1946 (AVX_FLOAT_MODE_P): Likewise.
1947 (AVX128_VEC_FLOAT_MODE_P): Likewise.
1948 (AVX256_VEC_FLOAT_MODE_P): Likewise.
1949 (AVX_VEC_FLOAT_MODE_P): Likewise.
1950 (ASM_OUTPUT_AVX_PREFIX): Likewise.
1951 (ASM_OUTPUT_OPCODE): Likewise.
1952 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
1954 (SSE_REG_MODE_P): Allow 256bit vector modes.
1955 (ix86_args): Add a warn_avx field.
1957 * config/i386/i386.md (UNSPEC_PCMP): New.
1958 (UNSPEC_VPERMIL): Likewise.
1959 (UNSPEC_VPERMIL2): Likewise.
1960 (UNSPEC_VPERMIL2F128): Likewise.
1961 (UNSPEC_MASKLOAD): Likewise.
1962 (UNSPEC_MASKSTORE): Likewise.
1963 (UNSPEC_CAST): Likewise.
1964 (UNSPEC_VTESTP): Likewise.
1965 (UNSPECV_VZEROALL): Likewise.
1966 (UNSPECV_VZEROUPPER): Likewise.
1967 (XMM0_REG): Likewise.
1968 (XMM1_REG): Likewise.
1969 (XMM2_REG): Likewise.
1970 (XMM3_REG): Likewise.
1971 (XMM4_REG): Likewise.
1972 (XMM5_REG): Likewise.
1973 (XMM6_REG): Likewise.
1974 (XMM8_REG): Likewise.
1975 (XMM9_REG): Likewise.
1976 (XMM10_REG): Likewise.
1977 (XMM11_REG): Likewise.
1978 (XMM12_REG): Likewise.
1979 (XMM13_REG): Likewise.
1980 (XMM14_REG): Likewise.
1981 (XMM15_REG): Likewise.
1983 (prefix_vex_imm8): Likewise.
1984 (prefix_vex_w): Likewise.
1985 (length_vex): Likewise.
1988 (*avx_ashlti3): Likewise.
1989 (*avx_lshrti3): Likewise.
1990 (*avx_setcc<mode>): Likewise.
1991 (*fop_<mode>_comm_mixed_avx): Likewise.
1992 (*fop_<mode>_comm_avx): Likewise.
1993 (*fop_<mode>_1_mixed_avx): Likewise.
1994 (*fop_<mode>_1_avx): Likewise.
1995 (*avx_<code><mode>3): Likewise.
1996 (*avx_ieee_smin<mode>3): Likewise.
1997 (*avx_ieee_smax<mode>3): Likewise.
1998 (mode): Add OI, V8SF and V4DF.
1999 (length): Support VEX prefix.
2000 (*cmpfp_i_mixed): Set prefix attribute.
2001 (*cmpfp_i_sse): Likewise.
2002 (*cmpfp_iu_mixed): Likewise.
2003 (*cmpfp_iu_sse): Likewise.
2004 (*movsi_1): Support AVX.
2005 (*movdi_2): Likewise.
2006 (*movdi_1_rex64): Likewise.
2007 (*movti_internal): Likewise.
2008 (*movti_rex64): Likewise.
2009 (*movsf_1): Likewise.
2010 (*movdf_nointeger): Likewise.
2011 (*movdf_integer_rex64): Likewise.
2012 (*movtf_internal): Likewise.
2013 (zero_extendsidi2_32): Likewise.
2014 (zero_extendsidi2_rex64): Likewise.
2015 (*extendsfdf2_mixed): Likewise.
2016 (*extendsfdf2_sse): Likewise.
2017 (*truncdfsf_fast_mixed): Likewise.
2018 (*truncdfsf_fast_sse): Likewise.
2019 (*truncdfsf_mixed): Likewise.
2020 (fix_trunc<mode>di_sse): Likewise.
2021 (fix_trunc<mode>si_sse): Likewise.
2022 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
2023 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
2024 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
2025 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
2026 (*rcpsf2_sse): Likewise.
2027 (*rsqrtsf2_sse): Likewise.
2028 (*sqrt<mode>2_sse): Likewise.
2029 (sse4_1_round<mode>2): Likewise.
2030 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
2031 Support AVX. Set length attribute properly for AVX.
2033 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
2034 (VECTOR_MODES (FLOAT, 32)): Likewise.
2035 (VECTOR_MODE (INT, DI, 8)): Likewise.
2036 (VECTOR_MODE (INT, HI, 32)): Likewise.
2037 (VECTOR_MODE (INT, QI, 64)): Likewise.
2038 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
2039 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
2040 (VECTOR_MODE (INT, DI, 4)): Removed.
2041 (VECTOR_MODE (INT, SI, 8)): Likewise.
2042 (VECTOR_MODE (INT, HI, 16)): Likewise.
2043 (VECTOR_MODE (INT, QI, 32)): Likewise.
2044 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
2045 (INT_MODE (OI, 32)): Likewise.
2047 * config/i386/i386.opt (mavx): New.
2050 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
2052 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
2053 (*mov<mode>_internal_avx): New.
2054 (*movv2sf_internal_rex64_avx): Likewise.
2055 (*movv2sf_internal_avx): Likewise.
2057 * config/i386/predicates.md (const_4_to_5_operand): New.
2058 (const_6_to_7_operand): Likewise.
2059 (const_8_to_11_operand): Likewise.
2060 (const_12_to_15_operand): Likewise.
2061 (avx_comparison_float_operator): Likewise.
2063 * config/i386/sse.md (AVX256MODEI): New.
2064 (AVX256MODE): Likewise.
2065 (AVXMODEQI): Likewise.
2066 (AVXMODE): Likewise.
2067 (AVX256MODEF2P): Likewise.
2068 (AVX256MODE2P): Likewise.
2069 (AVX256MODE4P): Likewise.
2070 (AVX256MODE8P): Likewise.
2071 (AVXMODEF2P): Likewise.
2072 (AVXMODEF4P): Likewise.
2073 (AVXMODEDCVTDQ2PS): Likewise.
2074 (AVXMODEDCVTPS2DQ): Likewise.
2075 (avxvecmode): Likewise.
2076 (avxvecpsmode): Likewise.
2077 (avxhalfvecmode): Likewise.
2078 (avxscalarmode): Likewise.
2079 (avxcvtvecmode): Likewise.
2080 (avxpermvecmode): Likewise.
2081 (avxmodesuffixf2c): Likewise.
2082 (avxmodesuffixp): Likewise.
2083 (avxmodesuffixs): Likewise.
2084 (avxmodesuffix): Likewise.
2085 (vpermilbits): Likewise.
2086 (pinsrbits): Likewise.
2087 (mov<mode>): Likewise.
2088 (*mov<mode>_internal): Likewise.
2089 (push<mode>1): Likewise.
2090 (movmisalign<mode>): Likewise.
2091 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2092 (avx_movdqu<avxmodesuffix>): Likewise.
2093 (avx_lddqu<avxmodesuffix>): Likewise.
2094 (<plusminus_insn><mode>3): Likewise.
2095 (*avx_<plusminus_insn><mode>3): Likewise.
2096 (*avx_vm<plusminus_insn><mode>3): Likewise.
2097 (mul<mode>3): Likewise.
2098 (*avx_mul<mode>3): Likewise.
2099 (*avx_vmmul<mode>3): Likewise.
2100 (divv8sf3): Likewise.
2101 (divv4df3): Likewise.
2102 (avx_div<mode>3): Likewise.
2103 (*avx_div<mode>3): Likewise.
2104 (*avx_vmdiv<mode>3): Likewise.
2105 (avx_rcpv8sf2): Likewise.
2106 (*avx_vmrcpv4sf2): Likewise.
2107 (sqrtv8sf2): Likewise.
2108 (avx_sqrtv8sf2): Likewise.
2109 (*avx_vmsqrt<mode>2): Likewise.
2110 (rsqrtv8sf2): Likewise.
2111 (avx_rsqrtv8sf2): Likewise.
2112 (*avx_vmrsqrtv4sf2): Likewise.
2113 (<code><mode>3): Likewise.
2114 (*avx_<code><mode>3_finite): Likewise.
2115 (*avx_<code><mode>3): Likewise.
2116 (*avx_vm<code><mode>3): Likewise.
2117 (*avx_ieee_smin<mode>3): Likewise.
2118 (*avx_ieee_smax<mode>3): Likewise.
2119 (avx_addsubv8sf3): Likewise.
2120 (avx_addsubv4df3): Likewise.
2121 (*avx_addsubv4sf3): Likewise.
2122 (*avx_addsubv2df3): Likewise.
2123 (avx_h<plusminus_insn>v4df3): Likewise.
2124 (avx_h<plusminus_insn>v8sf3): Likewise.
2125 (*avx_h<plusminus_insn>v4sf3): Likewise.
2126 (*avx_h<plusminus_insn>v2df3): Likewise.
2127 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
2128 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
2129 (*avx_maskcmp<mode>3): Likewise.
2130 (avx_nand<mode>3): Likewise.
2131 (*avx_<code><mode>3): Likewise.
2132 (*avx_nand<mode>3): Likewise.
2133 (*avx_<code><mode>3): Likewise.
2134 (*avx_cvtsi2ss): Likewise.
2135 (*avx_cvtsi2ssq): Likewise.
2136 (*avx_cvtsi2sd): Likewise.
2137 (*avx_cvtsi2sdq): Likewise.
2138 (*avx_cvtsd2ss): Likewise.
2139 (avx_cvtss2sd): Likewise.
2140 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
2141 (avx_cvtps2dq<avxmodesuffix>): Likewise.
2142 (avx_cvttps2dq<avxmodesuffix>): Likewise.
2143 (*avx_cvtsi2sd): Likewise.
2144 (*avx_cvtsi2sdq): Likewise.
2145 (avx_cvtdq2pd256): Likewise.
2146 (avx_cvtpd2dq256): Likewise.
2147 (avx_cvttpd2dq256): Likewise.
2148 (*avx_cvtsd2ss): Likewise.
2149 (*avx_cvtss2sd): Likewise.
2150 (avx_cvtpd2ps256): Likewise.
2151 (avx_cvtps2pd256): Likewise.
2152 (*avx_movhlps): Likewise.
2153 (*avx_movlhps): Likewise.
2154 (avx_unpckhps256): Likewise.
2155 (*avx_unpckhps): Likewise.
2156 (avx_unpcklps256): Likewise.
2157 (*avx_unpcklps): Likewise.
2158 (avx_movshdup256): Likewise.
2159 (avx_movsldup256): Likewise.
2160 (avx_shufps256): Likewise.
2161 (avx_shufps256_1): Likewise.
2162 (*avx_shufps_<mode>): Likewise.
2163 (*avx_loadhps): Likewise.
2164 (*avx_storelps): Likewise.
2165 (*avx_loadlps): Likewise.
2166 (*avx_movss): Likewise.
2167 (*vec_dupv4sf_avx): Likewise.
2168 (*vec_concatv2sf_avx): Likewise.
2169 (*vec_concatv4sf_avx): Likewise.
2170 (*vec_setv4sf_0_avx): Likewise.
2171 (*vec_setv4sf_avx): Likewise.
2172 (*avx_insertps): Likewise.
2173 (avx_vextractf128<mode>): Likewise.
2174 (vec_extract_lo_<mode>): Likewise.
2175 (vec_extract_hi_<mode>): Likewise.
2176 (vec_extract_lo_<mode>): Likewise.
2177 (vec_extract_hi_<mode>): Likewise.
2178 (vec_extract_lo_v16hi): Likewise.
2179 (vec_extract_hi_v16hi): Likewise.
2180 (vec_extract_lo_v32qi): Likewise.
2181 (vec_extract_hi_v32qi): Likewise.
2182 (avx_unpckhpd256): Likewise.
2183 (*avx_unpckhpd): Likewise.
2184 (avx_movddup256): Likewise.
2185 (*avx_movddup): Likewise.
2186 (avx_unpcklpd256): Likewise.
2187 (*avx_unpcklpd): Likewise.
2188 (avx_shufpd256): Likewise.
2189 (avx_shufpd256_1): Likewise.
2190 (*avx_punpckhqdq): Likewise.
2191 (*avx_punpcklqdq): Likewise.
2192 (*avx_shufpd_<mode>): Likewise.
2193 (*avx_storehpd): Likewise.
2194 (*avx_loadhpd): Likewise.
2195 (*avx_loadlpd): Likewise.
2196 (*avx_movsd): Likewise.
2197 (*vec_concatv2df_avx): Likewise.
2198 (*avx_<plusminus_insn><mode>3): Likewise.
2199 (*avx_<plusminus_insn><mode>3): Likewise.
2200 (*avx_mulv8hi3): Likewise.
2201 (*avxv8hi3_highpart): Likewise.
2202 (*avx_umulv8hi3_highpart): Likewise.
2203 (*avx_umulv2siv2di3): Likewise.
2204 (*avx_mulv2siv2di3): Likewise.
2205 (*avx_pmaddwd): Likewise.
2206 (*avx_mulv4si3): Likewise.
2207 (*avx_ashr<mode>3): Likewise.
2208 (*avx_lshr<mode>3): Likewise.
2209 (*avx_ashl<mode>3): Likewise.
2210 (*avx_<code><mode>3): Likewise.
2211 (*avx_eq<mode>3): Likewise.
2212 (*avx_gt<mode>3): Likewise.
2213 (*avx_nand<mode>3): Likewise.
2214 (*avx_nand<mode>3): Likewise.
2215 (*avx_<code><mode>3): Likewise.
2216 (*avx_<code><mode>3): Likewise.
2217 (*avx_packsswb): Likewise.
2218 (*avx_packssdw): Likewise.
2219 (*avx_packuswb): Likewise.
2220 (*avx_punpckhbw): Likewise.
2221 (*avx_punpcklbw): Likewise.
2222 (*avx_punpckhwd): Likewise.
2223 (*avx_punpcklwd): Likewise.
2224 (*avx_punpckhdq): Likewise.
2225 (*avx_punpckldq): Likewise.
2226 (*avx_pinsr<avxmodesuffixs>): Likewise.
2227 (*avx_pinsrq): Likewise.
2228 (*avx_loadld): Likewise.
2229 (*vec_extractv2di_1_rex64_avx): Likewise.
2230 (*vec_extractv2di_1_avx): Likewise.
2231 (*vec_dupv2di_avx): Likewise.
2232 (*vec_concatv2si_avx): Likewise.
2233 (*vec_concatv4si_1_avx): Likewise.
2234 (*vec_concatv2di_avx): Likewise.
2235 (*vec_concatv2di_rex64_avx): Likewise.
2236 (*avx_uavgv16qi3): Likewise.
2237 (*avx_uavgv8hi3): Likewise.
2238 (*avx_psadbw): Likewise.
2239 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
2240 (*avx_phaddwv8hi3): Likewise.
2241 (*avx_phadddv4si3): Likewise.
2242 (*avx_phaddswv8hi3): Likewise.
2243 (*avx_phsubwv8hi3): Likewise.
2244 (*avx_phsubdv4si3): Likewise.
2245 (*avx_phsubswv8hi3): Likewise.
2246 (*avx_pmaddubsw128): Likewise.
2247 (*avx_pmulhrswv8hi3): Likewise.
2248 (*avx_pshufbv16qi3): Likewise.
2249 (*avx_psign<mode>3): Likewise.
2250 (*avx_palignrti): Likewise.
2251 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2252 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2253 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2254 (*avx_mpsadbw): Likewise.
2255 (*avx_packusdw): Likewise.
2256 (*avx_pblendvb): Likewise.
2257 (*avx_pblendw): Likewise.
2258 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2259 (avx_ptest256): Likewise.
2260 (avx_roundp<avxmodesuffixf2c>256): Likewise.
2261 (*avx_rounds<ssemodesuffixf2c>): Likewise.
2262 (*avx_aesenc): Likewise.
2263 (*avx_aesenclast): Likewise.
2264 (*avx_aesdec): Likewise.
2265 (*avx_aesdeclast): Likewise.
2266 (avx_vzeroupper): Likewise.
2267 (avx_vzeroupper_rex64): Likewise.
2268 (avx_vpermil<mode>): Likewise.
2269 (avx_vpermilvar<mode>3): Likewise.
2270 (avx_vpermil2<mode>3): Likewise.
2271 (avx_vperm2f128<mode>3): Likewise.
2272 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2273 (avx_vbroadcastss256): Likewise.
2274 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
2275 (avx_vinsertf128<mode>): Likewise.
2276 (vec_set_lo_<mode>): Likewise.
2277 (vec_set_hi_<mode>): Likewise.
2278 (vec_set_lo_<mode>): Likewise.
2279 (vec_set_hi_<mode>): Likewise.
2280 (vec_set_lo_v16hi): Likewise.
2281 (vec_set_hi_v16hi): Likewise.
2282 (vec_set_lo_v32qi): Likewise.
2283 (vec_set_hi_v32qi): Likewise.
2284 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2285 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2286 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
2287 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
2288 (vec_init<mode>): Likewise.
2289 (*vec_concat<mode>_avx): Likewise.
2290 (blendbits): Support V8SF and V4DF.
2291 (sse2_movq128): Support AVX.
2292 (<sse>_movnt<mode>): Likewise.
2293 (sse2_movntv2di): Likewise.
2294 (sse_rcpv4sf2): Likewise.
2295 (sse_sqrtv4sf2): Likewise.
2296 (sse_rsqrtv4sf2): Likewise.
2297 (<sse>_comi): Likewise.
2298 (<sse>_ucomi): Likewise.
2299 (sse_cvtss2si): Likewise.
2300 (sse_cvtss2si_2): Likewise.
2301 (sse_cvtss2siq): Likewise.
2302 (sse_cvtss2siq_2): Likewise.
2303 (sse_cvttss2si): Likewise.
2304 (sse_cvttss2siq): Likewise.
2305 (sse2_cvtsd2si): Likewise.
2306 (sse2_cvtsd2si_2): Likewise.
2307 (sse2_cvtsd2siq): Likewise.
2308 (sse2_cvtsd2siq_2): Likewise.
2309 (sse2_cvttsd2si): Likewise.
2310 (sse2_cvttsd2siq): Likewise.
2311 (sse2_cvtdq2pd): Likewise.
2312 (*sse2_cvtpd2dq): Likewise.
2313 (*sse2_cvttpd2dq): Likewise.
2314 (*sse2_cvtpd2ps): Likewise.
2315 (sse2_cvtps2pd): Likewise.
2316 (sse3_movshdup): Likewise.
2317 (sse3_movsldup): Likewise.
2318 (sse_storehps): Likewise.
2319 (*sse4_1_extractps): Likewise.
2320 (sse2_storelpd): Likewise.
2321 (vec_dupv2df_sse3): Likewise.
2322 (*vec_concatv2df_sse3): Likewise.
2323 (*sse4_1_pextrb): Likewise.
2324 (*sse4_1_pextrb_memory): Likewise.
2325 (*sse2_pextrw): Likewise.
2326 (*sse4_1_pextrw_memory): Likewise.
2327 (*sse4_1_pextrd): Likewise.
2328 (*sse4_1_pextrq): Likewise.
2329 (sse2_pshufd_1): Likewise.
2330 (sse2_pshuflw_1): Likewise.
2331 (sse2_pshufhw_1): Likewise.
2332 (*sse2_storeq_rex64): Likewise.
2333 (*vec_dupv4si): Likewise.
2334 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
2335 (sse2_pmovmskb): Likewise.
2336 (*sse2_maskmovdqu): Likewise.
2337 (*sse2_maskmovdqu_rex64): Likewise.
2338 (sse_ldmxcsr): Likewise.
2339 (sse_stmxcsr): Likewise.
2340 (abs<mode>2): Likewise.
2341 (sse4_1_movntdqa): Likewise.
2342 (sse4_1_phminposuw): Likewise.
2343 (sse4_1_extendv8qiv8hi2): Likewise.
2344 (*sse4_1_extendv8qiv8hi2): Likewise.
2345 (sse4_1_extendv4qiv4si2): Likewise.
2346 (*sse4_1_extendv4qiv4si2): Likewise.
2347 (sse4_1_extendv2qiv2di2): Likewise.
2348 (*sse4_1_extendv2qiv2di2): Likewise.
2349 (sse4_1_extendv4hiv4si2): Likewise.
2350 (*sse4_1_extendv4hiv4si2): Likewise.
2351 (sse4_1_extendv2hiv2di2): Likewise.
2352 (*sse4_1_extendv2hiv2di2): Likewise.
2353 (sse4_1_extendv2siv2di2): Likewise.
2354 (*sse4_1_extendv2siv2di2): Likewise.
2355 (sse4_1_zero_extendv8qiv8hi2): Likewise.
2356 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
2357 (sse4_1_zero_extendv4qiv4si2): Likewise.
2358 (*sse4_1_zero_extendv4qiv4si2): Likewise.
2359 (sse4_1_zero_extendv2qiv2di2): Likewise.
2360 (*sse4_1_zero_extendv2qiv2di2): Likewise.
2361 (sse4_1_zero_extendv4hiv4si2): Likewise.
2362 (*sse4_1_zero_extendv4hiv4si2): Likewise.
2363 (sse4_1_zero_extendv2hiv2di2): Likewise.
2364 (*sse4_1_zero_extendv2hiv2di2): Likewise.
2365 (sse4_1_zero_extendv2siv2di2): Likewise.
2366 (*sse4_1_zero_extendv2siv2di2): Likewise.
2367 (sse4_1_ptest): Likewise.
2368 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
2369 (sse4_2_pcmpestri): Likewise.
2370 (sse4_2_pcmpestrm): Likewise.
2371 (sse4_2_pcmpistri): Likewise.
2372 (sse4_2_pcmpistrm): Likewise.
2374 (aeskeygenassist): Likewise.
2376 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
2378 * config/i386/predicates.md (vzeroall_operation): New.
2380 * config/i386/sse.md (avx_vzeroall): New.
2381 (*avx_vzeroall): Likewise.
2383 2008-08-28 Paul Brook <paul@codesourcery.com>
2384 Mark Shinwell <shinwell@codesourcery.com>
2385 Richard Earnshaw <richard.earnshaw@arm.com>
2387 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
2388 (TARGET_MIN_ANCHOR_OFFSET): New.
2389 (arm_override_options): Set correct anchor ranges for Thumb-1
2390 and Thumb-2 if required.
2391 (legitimize_pic_address): Handle case involving a TLS symbol
2392 reference with an addend.
2393 (arm_optimization_options): Enable section anchors at -O1 and
2395 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
2396 * config/arm/arm-protos.h (arm_optimization_options): New.
2398 2008-08-28 Nick Clifton <nickc@redhat.com>
2400 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
2401 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
2404 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
2405 * config/v850/v850.md (return): Remove frame size restriction.
2407 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
2409 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
2411 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
2413 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
2415 2008-08-28 Paul Brook <paul@codesourcery.com>
2417 * config/arm/vfp11.md: Update license notice.
2418 * config/arm/cortex-r4.md: Ditto.
2420 2008-08-28 Richard Guenther <rguenther@suse.de>
2422 PR tree-optimization/37207
2423 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
2426 2008-08-28 Dodji Seketeli <dodji@redhat.com>
2429 * tree.c (int_fits_type_p): Don't forget unsigned integers
2430 of type sizetype which higher end word equals -1.
2432 2008-08-28 Ira Rosen <irar@il.ibm.com>
2434 * target.h (struct vectorize): Add new target builtin.
2435 * tree-vectorizer.c (destroy_loop_vec_info): Call
2436 vect_free_slp_instance instead of vect_free_slp_node.
2437 * tree-vectorizer.h (enum slp_load_perm_type): New.
2438 (struct _slp_instance): Add new fields.
2439 (SLP_INSTANCE_LOAD_PERMUTATION): New.
2440 (SLP_INSTANCE_LOADS): New.
2441 (vect_free_slp_tree): Remove.
2442 (vect_free_slp_instance): Declare.
2443 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
2444 (vectorizable_load): Add argument.
2445 (vect_transform_slp_perm_load): New.
2446 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
2448 (vect_get_place_in_interleaving_chain): New function.
2449 (vect_free_slp_tree): Make static.
2450 (vect_free_slp_instance): New function.
2451 (vect_build_slp_tree): Add new arguments. Allow load permutations and
2452 collect the load location in the interleaving chain.
2453 (vect_supported_slp_permutation_p): New function.
2454 (vect_supported_load_permutation_p): Likewise.
2455 (vect_analyze_slp_instance): In case of loads permutation, call
2456 vect_supported_load_permutation_p to check that the permutation is
2458 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
2459 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
2460 (vect_create_mask_and_perm): New function.
2461 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
2462 (vectorizable_load): Add an argument. Don't keep the created vectors
2463 statements in the node if permutation is required. Call
2464 vect_transform_slp_perm_load to generate the permutation.
2465 (vect_transform_stmt): Add new argument. Call vectorizable_load with
2466 additional argument.
2467 (vect_schedule_slp_instance): In case of loads permutation, allocate
2468 vectorized statements structure for all the related SLP nodes. Call
2469 vect_transform_stmt with addditional argument.
2470 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
2471 * config/spu/spu.c (spu_builtin_vec_perm): New.
2472 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2473 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
2474 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
2475 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2477 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
2479 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
2480 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
2481 __gthread_cond_signal, __gthread_cond_timedwait,
2482 __gthread_cond_timedwait_recursive): New functions.
2483 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
2485 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
2488 2008-08-28 Richard Guenther <rguenther@suse.de>
2491 * fold-const.c (maybe_canonicalize_comparison_1): Require
2492 undefined overflow only for canonicalizing A +- CST cmp CST.
2493 Make sure to not generate new constants that are not inside
2494 their TYPE_MIN/MAX_VALUE range.
2495 (maybe_canonicalize_comparison): Remove undefined overflow
2497 (fold_binary): Remove now duplicate folding.
2499 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2501 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
2502 use not updated in the last change.
2504 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
2506 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
2507 (IRA_COVER_CLASSES): Add FPUL_REGS.
2509 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2512 * c-common.c (conversion_warning): Check for null operands.
2514 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2517 * c-decl.c (check_for_loop_decls): Improve error message. Give
2520 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2523 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
2524 (convert_for_assignment): Pass corrent OPT_W* parameter to
2525 WARN_FOR_ASSIGNMENT.
2527 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2530 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
2532 2008-08-27 Paul Brook <paul@codesourcery.com>
2534 * config.gcc: Loosen checks for arm uclinux eabi targets.
2536 2008-08-27 Paul Brook <paul@codesourcery.com>
2538 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
2540 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
2542 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
2544 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
2545 the enumerators of an ENUMERAL_TYPE.
2546 * dbxout.c (dbxout_type): Ditto.
2548 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
2551 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
2552 (fwprop_addr): Check that the loop_father is not the outer loop.
2554 2008-08-26 Paul Brook <paul@codesourcery.com>
2556 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
2557 Remove documentation entry for fmul type.
2558 Use fmuls to annotate single-precision multiplication patterns,
2559 fmuld to annotate double-precision multiplication patterns,
2560 fmacs to annotate single-precision multiply-accumulate patterns
2561 and fmacd to annotate double-precision multiply-accumulate patterns.
2562 * config/arm/vfp11.md: Update reservations accordingly.
2563 * config/arm/arm.md: Note that certain values of the "type"
2564 attribute are documented in vfp.md.
2565 * config/arm/arm1020e.md: Remove out of date duplicate comment.
2566 (v10_cvt): Use new fmul types.
2568 2008-08-26 Paul Brook <paul@codesourcery.com>
2570 * config/arm/vfp.md: Move pipeline description for VFP11 to...
2571 * config/arm/vfp11.md: ...here. New.
2572 * config/arm/arm.md: Include vfp11.md.
2574 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
2576 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
2577 parameter to inform call.
2579 2008-08-26 Jeff Law <law@redhat.com>
2581 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
2582 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
2583 preferred class when copying a constant into a partial word register.
2585 2008-08-26 Ben Elliston <bje@au.ibm.com>
2587 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
2588 * cp/typeck.c: Likewise.
2589 * cp/tree.c: Likewise.
2590 * gimple-low.c: Likewise.
2593 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
2595 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
2596 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
2598 * doc/passes.texi: Describe IRA.
2600 * doc/tm.texi (IRA_COVER_CLASSES,
2601 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
2603 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
2604 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
2605 -fira-propagate-cost, -fno-ira-share-save-slots,
2606 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
2608 * flags.h (ira_algorithm): New enumeration.
2609 (flag_ira_algorithm, flag_ira_verbose): New external variable
2612 * postreload.c (gate_handle_postreload): Don't do post reload
2613 optimizations unless the reload is completed.
2615 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
2618 * tree-pass.h (pass_ira): New external variable declaration.
2620 * reload.h: Add 2008 to the Copyright.
2622 * cfgloopanal.c: Include params.h.
2623 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
2626 * params.h (IRA_MAX_LOOPS_NUM): New macro.
2628 * toplev.c (ira.h): New include.
2629 (flag_ira_algorithm, flag_ira_verbose): New external variables.
2630 (backend_init_target): Call ira_init.
2631 (backend_init): Call ira_init_once.
2632 (finalize): Call finish_ira_once.
2634 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
2635 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
2638 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
2639 may_move_out_cost): New external variable declarations.
2640 (move_table): New typedef.
2642 * caller-save.c: Include headers output.h and ira.h.
2643 (no_caller_save_reg_set): New global variable.
2644 (save_slots_num, save_slots): New variables.
2645 (reg_save_code, reg_restore_code, add_stored_regs): Add
2647 (init_caller_save): Set up no_caller_save_reg_set.
2648 (init_save_areas): Reset save_slots_num.
2649 (saved_hard_reg): New structure.
2650 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
2651 (initiate_saved_hard_regs, new_saved_hard_reg,
2652 finish_saved_hard_regs, saved_hard_reg_compare_func): New
2654 (setup_save_areas): Add code for sharing stack slots.
2655 (all_blocks): New variable.
2656 (save_call_clobbered_regs): Process pseudo-register too.
2657 (mark_set_regs): Process pseudo-register too.
2658 (insert_one_insn): Put the insn after bb note in a empty basic
2659 block. Add insn check.
2661 * global.c (eliminable_regset): Make it external.
2662 (mark_elimination): Use DF_LR_IN for IRA.
2663 (pseudo_for_reload_consideration_p): New.
2664 (build_insn_chain): Make it external. Don't ignore spilled
2665 pseudos for IRA. Use pseudo_for_reload_consideration_p.
2666 (gate_handle_global_alloc): New function.
2667 (pass_global_alloc): Add the gate function.
2669 * opts.c (decode_options): Set up flag_ira. Print the warning for
2671 (common_handle_option): Process -fira-algorithm and -fira-verbose.
2673 * timevar.def (TV_IRA, TV_RELOAD): New passes.
2675 * regmove.c (regmove_optimize): Don't do replacement of output for
2678 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
2679 New external variable declarations.
2681 * local-alloc.c (update_equiv_regs): Make it external. Return
2682 true if jump label rebuilding should be done. Rescan new_insn for
2684 (gate_handle_local_alloc): New function.
2685 (pass_local_alloc): Add the gate function.
2687 * alias.c (value_addr_p, stack_addr_p): New functions.
2688 (nonoverlapping_memrefs_p): Use them for IRA.
2690 * common.opt (fira, fira-algorithm, fira-coalesce,
2691 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
2692 fira-verbose): New options.
2694 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
2695 move_cost, may_move_in_cost, may_move_out_cost): Make the
2697 (move_table): Remove typedef.
2698 (init_move_cost): Make it external.
2699 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
2702 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
2703 setup_reg_classes): New function prototypes.
2704 (eliminable_regset): New external variable declaration.
2705 (build_insn_chain, update_equiv_regs): New function prototypes.
2707 * Makefile.in (IRA_INT_H): New definition.
2708 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
2709 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
2710 (reload1.o, toplev.o): Add dependence on ira.h.
2711 (cfgloopanal.o): Add PARAMS_H.
2712 (caller-save.o): Add dependence on output.h and ira.h.
2713 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
2714 ira-emit.o, ira-lives.o): New entries.
2716 * passes.c (pass_ira): New pass.
2718 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
2720 * reload1.c (ira.h): Include the header.
2721 (changed_allocation_pseudos): New bitmap.
2722 (init_reload): Initiate the bitmap.
2723 (compute_use_by_pseudos): Permits spilled registers in FROM.
2724 (temp_pseudo_reg_arr): New variable.
2725 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
2726 IRA. Call alter_reg with the additional parameter. Don't clear
2727 spilled_pseudos for IRA. Restore original insn chain for IRA.
2728 Clear changed_allocation_pseudos at the end of reload.
2729 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
2730 (hard_regno_to_pseudo_regno): New variable.
2731 (count_pseudo): Check spilled pseudos. Set up
2732 hard_regno_to_pseudo_regno.
2733 (count_spilled_pseudo): Check spilled pseudos. Update
2734 hard_regno_to_pseudo_regno.
2735 (find_reg): Use better_spill_reload_regno_p. Check
2736 hard_regno_to_pseudo_regno.
2737 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
2739 (eliminate_regs_1): Use additional parameter for alter_reg.
2740 (finish_spills): Set up pseudo_previous_regs only for spilled
2741 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
2742 more arguments. Don't clear live_throughout and dead_or_set for
2743 spilled pseudos. Use additional parameter for alter_reg. Call
2744 mark_allocation_change. Set up changed_allocation_pseudos.
2745 Remove sanity check.
2746 (emit_input_reload_insns, delete_output_reload): Use additional
2747 parameter for alter_reg. Call mark_allocation_change.
2748 (substitute, gen_reload_chain_without_interm_reg_p): New
2750 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
2752 * testsuite/gcc.dg/20080410-1.c: New file.
2754 * config/s390/s390.h (IRA_COVER_CLASSES,
2755 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
2757 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
2759 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
2761 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
2763 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
2765 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
2767 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
2769 2008-08-24 Jeff Law <law@redhat.com>
2770 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
2771 when ignoring unavailable registers.
2773 2008-08-24 Jeff Law <law@redhat.com>
2774 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
2775 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
2776 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
2777 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
2779 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
2780 * ira-build.c (allocno_range_compare_func): Stabilize sort.
2782 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
2783 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
2784 * reload1.c (find_reg): Process registers in register allocation order.
2786 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
2787 * toplev.c (backend_init_target): Move ira_init call from
2789 (lang_dependent_init_target): ...to here.
2791 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
2792 * ira.c (setup_class_subset_and_memory_move_costs): Don't
2793 calculate memory move costs for NO_REGS.
2795 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
2796 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
2797 STACK_REGS is defined.
2799 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2800 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
2802 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
2803 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
2805 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
2806 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
2807 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
2810 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
2811 Dorit Nuzman <dorit@il.ibm.com>
2813 * gcc/config/spu/spu.md (vec_extract_evenv4si,
2814 vec_extract_evenv4sf, vec_extract_evenv8hi,
2815 vec_extract_evenv16qi, vec_extract_oddv4si,
2816 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
2817 vec_interleave_highv4sf, vec_interleave_lowv4sf,
2818 vec_interleave_highv4si, vec_interleave_lowv4si,
2819 vec_interleave_highv8hi, vec_interleave_lowv8hi,
2820 vec_interleave_highv16qi, vec_interleave_lowv16qi,
2821 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
2823 2008-08-25 Janis Johnson <janis187@us.ibm.com>
2826 * config/rs6000/rs6000.c (optimization_options): Don't default to
2827 section anchors without toplevel reorder.
2829 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2831 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
2832 (mfc_end_critical_section): Likewise.
2834 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2836 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
2837 all type qualifiers from element type to vector type.
2839 2008-08-25 David Daney <ddaney@avtrex.com>
2841 * config/mips/mips.md (immediate_insn): Move up in file, fix
2842 comment typo, reformat.
2843 (fetchop_bit, atomic_hiqi_op memory_barrier,
2844 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
2845 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
2846 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
2847 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
2848 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
2849 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
2850 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
2851 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
2852 sync_old_nand<mode>, sync_new_nand<mode>,
2853 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
2854 test_and_set_12): Moved to sync.md.
2856 * config/mips/sync.md: New file.
2858 2008-08-25 Richard Henderson <rth@redhat.com>
2860 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
2861 (regsave): Likewise.
2862 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
2863 (output_cfi_directive): Likewise.
2864 (div_data_align): New.
2865 (output_cfi): Use it.
2867 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
2869 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
2870 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
2871 (TARGET_OCTEON): New macro.
2872 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
2873 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
2874 (ISA_HAS_POP): New macro.
2875 * config/mips/driver-native.c (host_detect_local_cpu): Handle
2877 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
2879 * config/mips/mips.md (cpu): Add octeon.
2880 (type): Add pop attribute value.
2881 (popcount<mode>2): New pattern.
2882 * doc/invoke.texi (-march=@var{arch}): Add octeon.
2884 2008-08-24 Jan Hubicka <jh@suse.cz>
2886 * doc/invoke.texi (-fipa-cp-clone): New option.
2887 (-fipa-cp): Update docs.
2888 (--param ipcp-unit-growth):New.
2889 * ipa-cp.c: Include fibheap.h, params.h
2890 (ipcp_initialize_node_lattices): When not cloning, all externally
2891 visible functions are bottom.
2892 (ipcp_need_redirect_p): Accept clones.
2893 (ipcp_insert_stage): Use cost driven heuristics.
2894 (max_count, dead_nodes): New static vars.
2895 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
2896 ipcp_const_param_count): New functions.
2897 * common.opt (ipa-cp-clone): New command line option.
2898 * params.def (ipcp-unit-growth): New.
2900 2008-08-24 Jan Hubicka <jh@suse.cz>
2902 * tree-inline.c (tree_function_versioning): Look harder
2903 for referenced vars.
2905 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
2907 PR tree-optimization/37185
2908 * matrix-reorg.c (transform_access_sites): Update changed stmt.
2910 2008-08-23 Jan Hubicka <jh@suse.cz>
2912 * ipa-cp.c (ipcp_analyze_node): New function.
2913 (ipcp_update_cloned_node): Use it.
2914 (ipcp_init_stage): Likewise.
2915 * ipa-inline.c (function_insertion_hook_holder): New static var.
2916 (analyze_function): Break out from ....
2917 (inline_generate_summary): Here; register insertion hook.
2918 (cgraph_decide_inlining): Remove hook.
2919 (add_new_function): New function.
2921 2008-08-23 Jan Hubicka <jh@suse.cz>
2923 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
2925 2008-08-23 Jan Hubicka <jh@suse.cz>
2927 * ipa-cp.c (constant_val_insert): Remove.
2928 (ipcp_propagate_one_const): Remove.
2929 (ipcp_create_replace_map): Always insert replacements to the map.
2930 (ipcp_insert_stage): Do not try to insert statements by hand.
2931 * tree-inline.c (insert_init_stmt): Break out from ...
2932 (setup_one_parameter): ... here; allow NULL BB pointer.
2933 (tree_function_versioning): Use setup_one_parameter to process
2936 2008-08-23 Jan Hubicka <jh@suse.cz>
2938 * tree.c (decl_address_ip_invariant_p): New function.
2939 * tree.h (decl_address_ip_invariant_p): Declare.
2940 * gimple.c (strip_invariant_refs): Break out from ...
2941 (is_gimple_invariant_address): ... here
2942 (is_gimple_ip_invariant_address): New function.
2943 (is_gimple_ip_invariant): New function.
2944 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
2947 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
2948 (ipcp_lat_is_insertable): All constants are insertable.
2949 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
2950 IPA_CONST_VALUE_REF.
2951 (ipcp_initialize_node_lattices): Propagate all types of operands.
2952 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
2953 (ipcp_create_replace_map): Reformat.
2954 (ipcp_need_redirect_p): Simplify.
2955 (ipcp_insert_stage): Check that argument is used before clonning.
2956 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
2957 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
2958 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
2959 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
2960 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
2961 (jump_func_type): Remove IPA_CONST_VALUE_REF.
2962 * tree-inline.c (tree_function_versioning): Add variables referenced by
2965 2008-08-23 Jan Hubicka <jh@suse.cz>
2968 * i386.c (standard_80387_constant_p): Use optimize_size.
2970 2008-08-23 Ira Rosen <irar@il.ibm.com>
2972 PR tree-optimization/37161
2973 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
2974 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
2975 (vect_determine_vectorization_factor): Move the scalar type
2976 retrieval to vect_get_smallest_scalar_type.
2977 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
2978 scalar type. Remove redundant computation.
2979 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
2980 (vect_get_slp_defs): Take the type of RHS into account if
2981 necessary by calling vect_get_smallest_scalar_type. Call
2982 vect_get_constant_vectors with additional argument.
2984 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2987 * doc/invoke.texi (Wwrite-strings): Clarify description.
2989 2008-08-23 Ira Rosen <irar@il.ibm.com>
2991 PR tree-optimization/37174
2992 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
2993 def stmt is a part of the loop before accessing its stmt_vec_info.
2995 2008-08-22 Anatoly Sokolov <aesok@post.ru>
2998 * config/avr/avr.md (UNSPEC_SWAP): New constants.
2999 (*swap): New insn pattern.
3000 (*ashlqi3): Rename from ashlqi3 insn pattern.
3001 (ashlqi3): New expanders.
3002 (*lshrqi3): Rename from lshrqi3 insn pattern.
3003 (lshrqi3): New expanders.
3004 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
3005 lshrqi3_const5, lshrqi3_const6): New splitters.
3006 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
3007 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
3010 2008-08-22 Richard Guenther <rguenther@suse.de>
3012 PR tree-optimization/37078
3013 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
3014 [+INF, +INF] ranges.
3016 2008-08-22 Richard Guenther <rguenther@suse.de>
3018 PR tree-optimization/37143
3019 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
3020 a conversion statement instead of a copy.
3022 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
3025 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
3026 CCCmode, CCOmode and CCSmode destination modes.
3029 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
3030 from different units in a single alternative.
3031 (*vec_extractv2sf_1): Ditto.
3032 (*vec_extractv2si_0): Ditto.
3033 (*vec_extractv2si_1): Ditto.
3034 * config/i386/sse.md (sse2_storehpd): Ditto.
3035 (sse2_storelpd): Ditto.
3036 (sse2_loadhpd): Ditto.
3037 (sse2_loadlpd): Ditto.
3040 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
3041 (popcountsi2): Ditto.
3042 (clzdi2_abm): Ditto.
3043 (popcountdi2): Ditto.
3044 (clzhi2_abm): Ditto.
3045 (popcounthi2): Ditto.
3047 2008-08-22 Richard Guenther <rguenther@suse.de>
3051 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
3052 if the multiplication does not overflow.
3054 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
3056 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
3058 2008-08-21 Richard Henderson <rth@redhat.com>
3060 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
3061 spurrious comma from test.
3062 * configure: Rebuild.
3064 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3067 * builtins.c (fold_builtin_next_arg): Add warning about undefined
3070 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
3072 * c-tree.h (grokfield): New argument.
3073 * c-decl.c (grokfield): Handle new location argument.
3074 * c-parser.c (c_parser_struct_declaration): Pass location to
3077 2008-08-21 Richard Guenther <rguenther@suse.de>
3079 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
3081 2008-08-21 Jan Hubicka <jh@suse.cz>
3083 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
3084 (cgraph_add_function_insertion_hook,
3085 cgraph_remove_function_insertion_hook,
3086 cgraph_call_function_insertion_hooks): New functions.
3087 * cgraph.h (cgraph_add_function_insertion_hook,
3088 cgraph_remove_function_insertion_hook,
3089 cgraph_call_function_insertion_hooks): Declare.
3090 * ipa-reference.c (function_insertion_hook_holder): New variable.
3091 (check_operand, look_for_address_of): When checking late, do not care
3092 about module bitmaps.
3093 (add_new_function): New function.
3094 (generate_summary): Register hooks; zero module bitmaps.
3095 (propagate): Unregister hooks.
3096 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
3097 (add_new_function): New function.
3098 (generate_summary): Register hook.
3099 (propagate): Remove hook.
3101 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
3103 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
3104 * ipa-cp.c (ipcp_update_cloned_node): New function.
3105 (build_const_val): Handle functions correctly; bring type logic
3106 into sync with tree-inline.c
3107 (ipcp_init_stage): Take care of computing stuff needed by
3108 indirect inlining; update clones.
3109 (ipcp_generate_summary): Break out of ipcp_driver.
3110 (ipcp_driver): Do only execution and transformation.
3111 (pass_ipa_cp): Make IPA_PASS.
3112 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
3114 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
3115 ipcp, some info is already available.
3116 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
3117 * tree-inline.c (remap_ssa_name): Unshare expression.
3119 2008-08-21 Richard Guenther <rguenther@suse.de>
3121 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
3122 a PHI ask VN if it is already available.
3123 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
3124 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
3126 2008-08-21 Richard Guenther <rguenther@suse.de>
3129 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
3130 makes sure to produce a result of the correct type.
3132 2008-08-21 Jan Hubicka <jh@suse.cz>
3133 Backport from LTO branch:
3135 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3136 Jan Hubicka <jh@suse.cz>
3139 (init_state, finish_state, set_function_state, generate_summary):
3141 (scan_stmt): Renamed from scan_function. Changed to keep state in
3142 local static vars rather than cgraph aux field.
3143 (propagate): Renamed from static_execute. Changed to keep state in
3144 local static vars rather than cgraph aux field.
3145 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
3146 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
3148 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3150 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
3151 * ipa-reference.c (init_function_info, generate_summary,
3152 propagate): New functions.
3153 (analyze_function): Call init_function_info.
3154 (static_execute): Stripped into generate_summary and propagate.
3155 (pass_ipa_reference): Made into ipa_opt_pass.
3157 2008-08-21 Richard Guenther <rguenther@suse.de>
3159 PR tree-optimization/37181
3160 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
3162 (extract_range_from_unary_expr): Likewise.
3164 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3166 * diagnostic.c (pedwarn_at): Rename as pedwarn.
3168 * toplev.h (pedwarn_at): Likewise.
3169 * builtins.c: Update all calls to pedwarn.
3170 * c-lex.c: Likewise.
3171 * toplev.c: Likewise.
3172 * c-tree.h: Likewise.
3173 * c-decl.c: Likewise.
3174 * c-errors.c: Likewise.
3175 * c-typeck.c: Likewise.
3176 * c-common.c: Likewise.
3177 * c-parser.c: Likewise.
3179 2008-08-20 Joseph Myers <joseph@codesourcery.com>
3182 * config/sparc/sparc.c (function_arg_slotno): Handle structure
3183 with MODE_VECTOR_INT mode.
3185 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3188 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
3189 initialized outside the current module.
3190 (warn_uninitialized_var): Ignore left-hand side when walking the
3191 trees. Ignore address expressions. Examine VUSE operands in gimple
3192 statements with a variable declaration on the right-hand side.
3194 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
3197 * rtlanal.c (subreg_offset_representable_p): Revert last change.
3199 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3202 * c-common.c (conversion_warning): Do not warn if applying bit-and
3203 operator to unsigned constant that fits in the target type.
3205 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3208 * c-common.c (conversion_warning): Do not warn for artificial
3211 2008-08-20 Richard Guenther <rguenther@suse.de>
3213 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
3214 (extract_range_from_binary_expr): Fall back to constant propagation.
3215 (extract_range_from_unary_expr): Likewise.
3217 2008-08-20 Richard Guenther <rguenther@suse.de>
3219 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
3220 with TREE_THIS_VOLATILE on shared nodes.
3221 (fold_stmt_r): Likewise.
3223 2008-08-20 Jakub Jelinek <jakub@redhat.com>
3226 * c-parser.c (c_parser_attributes): For keywords use canonical
3227 spelling for attr_name.
3229 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3231 * value-prof.c (check_counter): Revert wrong call to error.
3233 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3235 * profile.c: Update calls to inform.
3236 * value-prof.c: Update calls to inform.
3238 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3240 * diagnostic.c (inform): Add an explicit location_t parameter.
3241 * toplev.h (inform): Update declaration.
3242 * builtins.c: Update all calls to inform.
3243 * c-common.c: Likewise.
3244 * c-decl.c: Likewise.
3245 * c-opts.c: Likewise.
3246 * c-pch.c: Likewise.
3247 * c-pragma.c: Likewise.
3248 * c-typeck.c: Likewise.
3249 * coverage.c: Likewise.
3251 * toplev.c: Likewise.
3252 * tree-cfg.c: Likewise.
3253 * tree-ssa.c: Likewise.
3255 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
3258 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
3259 V2DI mode, for SSE4.1, use movq instead of vector set if the
3260 second element is zero and inter-unit moves are OK.
3262 2008-08-20 Richard Guenther <rguenther@suse.de>
3264 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
3265 properly handle conversion/copy chains after tuplification.
3267 2008-08-20 Richard Guenther <rguenther@suse.de>
3269 * passes.c (init_optimization_passes): Move the second
3270 forwprop pass before alias computation. Remove the second
3271 DCE pass. Remove the first dominator and phi copy/const
3274 2008-08-20 Nick Clifton <nickc@redhat.com>
3276 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
3277 support of this feature. Do not assume that a sufficiently new
3278 assembler will support the feature regardless of the target type.
3279 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
3280 * configure: Regenerate.
3282 2008-08-20 Richard Guenther <rguenther@suse.de>
3284 * tree-vrp.c (found_in_subgraph): Remove.
3285 (live): New global static.
3286 (live_on_edge): New function.
3287 (blocks_visited): Remove.
3288 (register_edge_assert_for_2): Use live_on_edge.
3289 (find_conditional_asserts): Remove code dealing with
3290 found_in_subgraph. Do not walk the CFG.
3291 (find_switch_asserts): Likewise.
3292 (find_assert_locations_1): Renamed from find_assert_locations.
3293 Move finding assert locations for conditional and switch
3294 statements first. Update live bitmap. Do not walk the CFG.
3295 (find_assert_locations): New function.
3296 (insert_range_assertions): Remove entry of CFG walk.
3297 Adjust call to find_assert_locations.
3298 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
3299 that only can appear because of fake exit edges but assert we
3300 never try to insert on those.
3301 (fini_pre): Do not remove fake exit edges here...
3302 (execute_pre): ...but here, before committing edge inserts.
3304 2008-08-19 Richard Guenther <rguenther@suse.de>
3306 * passes.c (init_optimization_passes): Exchange store-ccp
3309 2008-08-19 Rafael Espindola <espindola@google.com>
3311 * varasm.c (weak_decls): Move earlier in the file.
3312 (assemble_external): Add weak decls to the weak_decls list.
3313 (declare_weak): Don't add decls to the weak_decls list.
3315 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
3318 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
3319 before (sse2_shufpd_<mode>).
3321 2008-08-19 Jakub Jelinek <jakub@redhat.com>
3324 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
3325 * tree.c (block_nonartificial_location): Likewise.
3327 2008-08-19 Richard Guenther <rguenther@suse.de>
3329 PR tree-optimization/35972
3330 PR tree-optimization/23094
3331 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
3333 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
3334 handle MISALIGNED_INDIRECT_REF.
3335 (get_ref_from_reference_ops): New helper.
3336 (vn_reference_lookup_pieces): Walk the use-def chain using the
3337 alias-oracle if requested.
3338 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
3339 walking the use-def chain.
3340 (compute_avail): But not here.
3341 (create_component_ref_by_pieces_1): Properly handle
3342 MISALIGNED_INDIRECT_REF.
3343 (do_regular_insertion): Handle fully redundant
3344 expressions after PHI-translation also for SSA_NAME values, not
3345 only constants. Correctly use edoubleprime for that.
3347 2008-08-19 Ira Rosen <irar@il.ibm.com>
3349 * tree-vectorizer.c (supportable_widening_operation): Support
3350 multi-step conversion, return the number of steps in such conversion
3351 and the required intermediate types.
3352 (supportable_narrowing_operation): Likewise.
3353 * tree-vectorizer.h (vect_pow2): New function.
3354 (supportable_widening_operation): Change argument types.
3355 (supportable_narrowing_operation): Likewise.
3356 (vectorizable_type_promotion): Add an argument.
3357 (vectorizable_type_demotion): Likewise.
3358 * tree-vect-analyze.c (vect_analyze_operations): Call
3359 vectorizable_type_promotion and vectorizable_type_demotion with
3360 additional argument.
3361 (vect_get_and_check_slp_defs): Detect patterns.
3362 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
3364 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
3365 vect_build_slp_tree with correct arguments. Calculate unrolling factor
3366 according to the smallest type in the loop.
3367 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
3368 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
3369 supportable_widening_operation with correct arguments.
3370 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
3371 operands lists according to the number of vector statements in left
3372 or right node, if exists.
3373 (vect_gen_widened_results_half): Remove unused argument.
3374 (vectorizable_conversion): Call supportable_widening_operation,
3375 supportable_narrowing_operation, and vect_gen_widened_results_half
3376 with correct arguments.
3377 (vectorizable_assignment): Change documentation, support multiple
3379 (vectorizable_operation): Likewise.
3380 (vect_get_loop_based_defs): New function.
3381 (vect_create_vectorized_demotion_stmts): Likewise.
3382 (vectorizable_type_demotion): Support loop-aware SLP and general
3383 multi-step conversion. Call vect_get_loop_based_defs and
3384 vect_create_vectorized_demotion_stmts for transformation.
3385 (vect_create_vectorized_promotion_stmts): New function.
3386 (vectorizable_type_promotion): Support loop-aware SLP and general
3387 multi-step conversion. Call vect_create_vectorized_promotion_stmts
3389 (vectorizable_store): Change documentation, support multiple
3391 (vectorizable_load): Likewise.
3392 (vect_transform_stmt): Pass SLP_NODE to
3393 vectorizable_type_promotion and vectorizable_type_demotion.
3394 (vect_schedule_slp_instance): Move here the calculation of number
3395 of vectorized statements for each node from...
3396 (vect_schedule_slp): ... here.
3397 (vect_transform_loop): Call vect_schedule_slp without the last
3400 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
3403 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
3404 to == in assert statement.
3405 (vectorizable_reduction): Fix typo.
3407 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3410 * value-prof.c (check_counter): Dereference pointer to overall
3411 count when printing it.
3413 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3415 * profile.h: Really add it.
3417 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3419 * mcf.c: Really add it.
3421 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
3422 Vinodha Ramasamy <vinodha@google.com>
3424 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
3426 * value-prof.c (check_counter): Fix the counter if
3427 flag_profile_correction is true.
3428 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3429 tree_mod_subtract_transform):
3430 Follow check_counter parameter change.
3431 * common.opt (fprofile-correction): New option.
3433 * profile.h: Likewise.
3434 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
3435 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
3436 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
3438 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
3439 flag_profile_correction is set.
3441 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
3443 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
3445 2008-08-18 Tomas Bily <tbily@suse.cz>
3447 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
3448 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
3450 * tree-data-ref.c (split_constant_offset_1): Likewise.
3451 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
3452 * tree-sra.c (sra_walk_expr): Likewise.
3453 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
3454 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
3455 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
3456 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
3458 * gimple.c (gimple_assign_unary_nop_p): Likewise.
3459 * tree-vect-transform.c (vectorizable_type_demotion)
3460 (vectorizable_type_promotion): Likewise.
3461 * tree-inline.c (expand_call_inline):
3462 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
3463 (forward_propagate_addr_expr_1, forward_propagate_comparison)
3464 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3465 * expr.c (expand_expr_real_1): Likewise.
3466 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
3467 (gimple_assign_unary_useless_conversion_p): Likewise.
3468 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3469 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
3470 * fold-const.c (fold_unary): Likewise.
3471 * tree.h (CONVERT_EXPR_P): Likewise.
3472 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
3473 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
3475 (register_edge_assert_for_2, extract_range_from_unary_expr)
3476 (register_edge_assert_for_1): Likewise.
3478 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3480 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
3481 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
3482 (enum real_value_const): Delete.
3483 (get_real_const): Delete.
3484 * real.c (get_real_const): Delete.
3485 (dconst_e_ptr): Define.
3486 (dconst_third_ptr): Define.
3487 (dconst_sqrt2_ptr): Define.
3488 * builtins.c: Update all callers.
3490 2008-08-18 Richard Guenther <rguenther@suse.de>
3492 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
3493 statement iterator after statement removal.
3495 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
3497 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
3498 (detect_processor_freebsd): Likewise.
3499 (host_detect_local_cpu): Call newly added functions for FreeBSD.
3501 2008-08-18 Richard Guenther <rguenther@suse.de>
3503 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
3504 and loads have the correct types.
3506 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3509 * c-opts.c (cpp_opts): Remove static.
3510 * c-parser.c (cpp_opts): Declare it extern.
3511 (disable_extension_diagnostics): Handle cpp options.
3512 (enable_extension_diagnostics): Likewise.
3514 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3516 * diagnostics.c (permerror_at): Rename as permerror.
3517 (permerror): Delete.
3518 * toplev.h: Likewise.
3520 2008-08-18 Richard Guenther <rguenther@suse.de>
3522 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
3523 sdse1 and addressables2 passes. Replace dce1 with cddce1.
3524 Move call_cdce before build_alias. Move copyrename2,
3525 cunrolli and ccp2 beafore build_alias. Re-add addressable2
3526 right after final inlining.
3527 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
3528 (pass_build_cfg): But instead via TODO_dump_func.
3530 2008-08-18 Richard Guenther <rguenther@suse.de>
3532 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
3534 (scalarize_init): If we failed to generate some initializers
3535 do not generate zeros for not instantiated members. Instead
3536 rely on the copy out.
3537 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
3538 about missing flow-sensitive alias info only if we have
3541 2008-08-17 Nick Clifton <nickc@redhat.com>
3543 * doc/extend.texi (Function Attributes): Fix typo in description
3544 if hot function attribute.
3546 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
3547 Richard Sandiford <rdsandiford@googlemail.com>
3549 * doc/install.texi (--with-mips-plt): Document.
3550 * doc/invoke.texi (-mplt, -mno-plt): Document.
3551 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
3552 and handle ${with_mips_plt}.
3553 * config/mips/mips.opt (mplt): New option.
3554 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
3555 (TARGET_ABICALLS_PIC2): Likewise.
3556 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
3557 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
3558 (ASM_SPEC): Use !mabi=* instead of !mabi*.
3559 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
3560 to decide whether to output ".option picX" directives.
3561 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
3562 Pass -call_nonpic rather than -KPIC for -mplt.
3563 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
3564 on the command line. Also remove it when -mabi=64 is used without
3566 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
3567 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
3568 TARGET_ABICALLS_PIC0.
3569 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
3571 (mips16_build_function_stub): Only output ".option pic" directives
3572 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
3573 (mips16_build_call_stub): Fix comment and remove redundant
3574 ".set at"/"set .noat" directives.
3575 (mips_function_rodata_section): Use the default behaviour for
3576 TARGET_ABSOLUTE_ABICALLS.
3577 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
3578 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
3579 (mips_restore_gp): Do nothing if the current function doesn't use
3581 (mips_expand_prologue): Only save $gp if the current function uses it.
3582 Use a normal move for TARGET_ABICALLS_PIC0.
3583 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
3585 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
3587 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
3588 of function when handling GLOBAL_POINTER_REGNUM.
3590 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
3593 * common.opt (-fstack-check): Do not declare the variable here.
3594 (-fstack-check=): New option variant.
3595 * doc/invoke.texi (Code Gen Options): Document it.
3596 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
3597 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
3598 (STACK_CHECK_STATIC_BUILTIN): New macro.
3599 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
3600 * opts.c: Include expr.h.
3601 (common_handle_option) <OPT_fold_stack_check_>: New case.
3602 <OPT_fstack_check>: Likewise.
3603 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
3604 consistently in the test for variable-sized types. Adjust for
3605 new behaviour of flag_stack_check.
3606 * explow.c: Include except.h.
3607 (allocate_dynamic_stack_space): Do not take into account
3608 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
3609 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
3610 for variable-sized parameters. Treat all parameters whose size is
3611 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
3612 stack checking is enabled.
3613 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
3614 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
3615 if generic stack checking is enabled.
3616 (expand_function_end): Adjust for new behaviour of flag_stack_check.
3617 * reload1.c (reload): Likewise.
3618 * stmt.c (expand_decl): Assert that all automatic variables have
3619 fixed size at this point and remove dead code.
3620 * flags.h (stack_check_type): New enumeration type.
3621 (flag_stack_check): Declare.
3622 * toplev.c (flag_stack_check): New global variable.
3623 * Makefile.in (opts.o): Add dependency on EXPR_H.
3624 (explow.o): Add dependency on except.h.
3626 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
3628 * config/avr/avr.c (avr_override_options): Reduce value of
3629 PARAM_INLINE_CALL_COST.
3631 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
3633 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
3634 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
3635 lieu of TYPE_MODE (type) throughout.
3637 2008-08-15 Joseph Myers <joseph@codesourcery.com>
3639 * config/arm/arm.c (add_minipool_backward_ref): Check for
3640 8-byte-aligned entries in second case of forcing insertion after a
3641 particular entry. Change third case to avoid inserting
3642 non-8-byte-aligned entries before 8-byte-aligned ones.
3644 2008-08-15 Richard Guenther <rguenther@suse.de>
3646 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
3647 strip components for unknown size accesses.
3649 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
3651 * config/s390/2097.md New file.
3652 * config/s390/s390.md ("z10prop" attribute): Define none,
3653 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
3654 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
3655 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
3656 possible values and apply them to insns as appropriate.
3657 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
3658 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
3659 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
3660 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
3662 ("bfp" mode attribute): Removed. Every occurence replaced
3664 * config/s390/s390.c (struct "z10_cost"): Updated entries.
3665 * config/s390/2084.md (insn_reservation "x_itof"): Updated
3668 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3671 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
3674 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
3676 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
3677 additional argument. Support reduction when duplication is needed due
3678 to data-types of different sizes in the loop.
3679 (get_initial_def_for_induction): Fix printout.
3680 (vect_get_vec_def_for_stmt_copy): Support case where the
3681 vec_stmt_for_operand is a phi node.
3682 (vectorizable_reduction): Support reduction when duplication is needed
3683 due to data-types of different sizes in the loop.
3684 (vectorizable_call): Remove restriction to not vectorize in case we
3685 have data-types of different sizes in the loop.
3686 (vectorizable_conversion): Likewise.
3687 (vectorizable_operation): Likewise.
3688 (vectorizable_type_demotion): Likewise.
3689 (vectorizable_type_promotion): Likewise.
3690 (vectorizable_induction): Add restriction to not vectorize in case
3691 we have data-types of different sizes in the loop.
3693 2008-08-14 Christophe Saout <christophe@saout.de>
3694 Uros Bizjak <ubizjak@gmail.com>
3697 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
3698 (*vec_concatv2di_rex64_sse4_1): Ditto.
3699 (*vec_concatv2di_rex64_sse): Ditto.
3701 2008-08-14 Jakub Jelinek <jakub@redhat.com>
3704 * fold-const.c (fold_widened_comparison): Do not allow
3705 sign changes that change the result even if shorter type
3706 is wider than arg1_unw's type.
3708 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
3710 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
3711 Skip if the multilib testing specifies -march that does not
3712 agree with the one specified in the testcase.
3714 2008-08-13 Joseph Myers <joseph@codesourcery.com>
3716 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
3717 zero extend SImode values being converted to TFmode before passing
3720 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3722 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
3723 __PPU__ when targeting the Cell/B.E. PPU processor.
3725 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
3727 * gimple.h (gimple_call_set_chain): Accept SSA variables.
3728 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
3729 Rematerialize the static chain, if any.
3730 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
3733 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
3735 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
3736 (new_loc_descr): Likewise.
3737 (add_loc_descr): Likewise.
3738 (size_of_loc_descr): Likewise.
3739 (size_of_locs): Likewise.
3740 (output_loc_operands): Likewise.
3741 (output_loc_sequence): Likewise.
3742 (new_reg_loc_descr): New.
3743 (build_cfa_loc): Use it.
3744 (build_cfa_aligned_loc): Likewise.
3745 (one_reg_loc_descriptor): Likewise.
3746 (based_loc_descr): Likewise.
3748 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3751 * doc/invoke.texi (Wmain): Update.
3752 * c-decl.c (start_decl): warn_main is only 0 or 1.
3753 (start_function): Likewise. Fix formatting.
3754 (finish_function): Delete redundant warning.
3755 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
3756 * c-opts (c_common_handle_option): -Wall only has effect if
3757 warn_main is uninitialized. OPT_Wmain is automatically
3758 handled. -pedantic also enables Wmain.
3759 (c_common_post_options): Handle all logic for Wmain here.
3760 * c-common.c (warn_main): Delete.
3761 (check_main_parameter_types): Make pedwarns conditional on
3763 * c-common.h (warn_main): Delete.
3765 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
3768 * expr.c (emit_group_store): Allocate stack temp with the
3769 largest alignment when copying from register to stack.
3771 2008-08-13 Richard Guenther <rguenther@suse.de>
3773 * tree.h (maybe_fold_offset_to_address): Declare.
3774 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
3775 (ccp_fold): Handle pointer conversions the same as fold_stmt.
3776 Likewise for POINTER_PLUS_EXPR.
3777 (maybe_fold_offset_to_reference): Enable disabled code.
3778 (maybe_fold_offset_to_address): New function.
3779 (fold_stmt_r): Use it.
3780 (fold_gimple_assign): Likewise.
3781 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
3782 (gimplify_expr): Likewise.
3784 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3786 * toplev.h (pedwarn_at): Fix declaration.
3788 2008-08-13 Joseph Myers <joseph@codesourcery.com>
3790 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
3791 LINK_SPEC): Use %R in -Y P argument.
3793 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3796 * diagnostic.c (pedwarn_at): New.
3797 * toplev.h (pedwarn_at): Declare.
3798 * c-tree.h (build_enumerator): Update declaration.
3799 * c-decl.c (finish_enum): Update comment.
3800 (build_enumerator): Take a location parameter. Give a pedwarn but do
3801 not perform any conversion.
3802 * c-parser.c (c_parser_enum_specifier): Set correct location for
3805 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3808 * c-common.c (conversion_warning): Use a switch. Ignore boolean
3809 expressions except for conversions to signed:1 bitfields. Handle
3810 COND_EXPR with constant operands.
3812 2008-08-13 Richard Guenther <rguenther@suse.de>
3814 PR tree-optimization/15255
3815 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
3816 (struct oecount_s): New struct and VEC types.
3818 (oecount_hash): New function.
3819 (oecount_eq): Likewise.
3820 (oecount_cmp): Likewise.
3821 (zero_one_operation): New function.
3822 (build_and_add_sum): Likewise.
3823 (undistribute_ops_list): Perform un-distribution of multiplication
3824 and division on the chain of summands.
3825 (should_break_up_subtract): Also break up subtracts for factors.
3826 (reassociate_bb): Delete dead visited statements.
3827 Call undistribute_ops_list. Re-sort and optimize if it did something.
3828 * passes.c (init_optimization_passes): Move DSE before
3830 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
3833 2008-08-12 Janis Johnson <janis187@us.ibm.com>
3835 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
3837 * doc/invoke.texi: Revert unintended checkin.
3839 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
3842 * gcc.c (include_spec_function): Tweak call to find_a_file.
3844 2008-08-12 Jakub Jelinek <jakub@redhat.com>
3847 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
3848 and TRUTH_ORIF_EXPR.
3849 * dojump.c (do_jump): Likewise.
3851 PR tree-optimization/37084
3852 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
3853 if id->regimplify, don't assume stmt is a cast assignment.
3855 2008-08-12 Anatoly Sokolov <aesok@post.ru>
3857 * final.c (final_scan_insn): Use app_enable/app_disable functions.
3859 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3862 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
3865 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3867 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
3868 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
3870 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
3871 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
3872 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
3873 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
3874 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
3876 * doc/tm.texi (Storage Layout): Remove documentation for
3877 TARGET_FLOAT_FORMAT.
3879 * simplify-rtx.c (simplify_binary_operation_1): Replace
3880 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
3882 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3884 * real.h (struct real_format): New member has_sign_dependent_rounding.
3885 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
3886 spu_single_format, ieee_double_format, mips_double_format,
3887 motorola_double_format, ieee_extended_motorola_format,
3888 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
3889 ieee_extended_intel_96_round_53_format, ibm_extended_format,
3890 mips_extended_format, ieee_quad_format, mips_quad_format,
3891 vax_f_format, vax_d_format, vax_g_format): Initialize it.
3892 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
3894 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
3895 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
3896 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
3897 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
3898 (ROUND_TOWARDS_ZERO): Likewise.
3900 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
3901 (FLOAT_MODE_FORMAT): New macro.
3902 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
3903 (MODE_COMPOSITE_P): ... this new macro.
3904 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
3905 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
3906 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
3908 * flags.h: Include "real.h".
3910 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
3911 REAL_MODE_FORMAT_COMPOSITE_P.
3912 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
3914 * doc/tm.texi (Storage Layout): Remove documentation of
3915 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
3916 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
3917 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
3918 they only apply to libgcc2.a.
3920 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3922 * config/spu/float_disf.c: New file.
3923 * config/spu/float_unsdisf.c: New file.
3924 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
3925 (LIB2FUNCS_EXCLUDE): Define.
3927 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3928 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3930 * real.h (struct real_format): New member round_towards_zero.
3931 * real.c (round_for_format): Respect fmt->round_towards_zero.
3932 (ieee_single_format, mips_single_format, motorola_single_format,
3933 spu_single_format, ieee_double_format, mips_double_format,
3934 motorola_double_format, ieee_extended_motorola_format,
3935 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
3936 ieee_extended_intel_96_round_53_format, ibm_extended_format,
3937 mips_extended_format, ieee_quad_format, mips_quad_format,
3938 vax_f_format, vax_d_format, vax_g_format): Initialize it.
3939 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
3941 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
3942 real_format to choose rounding mode when calling MPFR functions.
3943 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
3944 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
3946 * real.h (real_to_decimal_for_mode): Add prototype.
3947 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
3948 Respect target rounding mode when generating decimal representation.
3949 (real_to_decimal): New stub for backwards compatibility.
3950 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
3951 real_to_decimal_for_mode instead of real_to_decimal.
3953 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
3955 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3956 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3958 * real.c (spu_single_format): New variable.
3959 * real.h (spu_single_format): Declare.
3961 * config/spu/spu.c (spu_override_options): Install SFmode format.
3962 (spu_split_immediate): Use integer mode to operate on pieces of
3963 floating-point values in all cases.
3965 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
3966 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
3967 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
3969 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3971 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
3973 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3975 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
3977 2008-08-12 Jakub Jelinek <jakub@redhat.com>
3980 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
3981 on the VAR_DECL instead of TYPE_READONLY on its type.
3983 2008-08-12 Ira Rosen <irar@il.ibm.com>
3985 * tree-vectorizer.c: Depend on langhooks.h.
3986 (supportable_widening_operation): Add two arguments. Support double
3988 (supportable_narrowing_operation): Likewise.
3989 * tree-vectorizer.h (supportable_widening_operation): Add two
3991 (supportable_narrowing_operation): Likewise.
3992 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
3993 supportable_widening_operation with correct arguments.
3994 * tree-vect-transform.c (vectorizable_conversion): Likewise.
3995 (vectorizable_type_demotion): Support double type conversions.
3996 (vectorizable_type_promotion): Likewise.
3997 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
3999 2008-08-11 Michael Matz <matz@suse.de>
4001 * i386/i386.c (override_options): Move initialisation from
4002 flag_schedule_insns_after_reload to here from ...
4003 (optimization_options): ... here.
4005 2008-08-11 Jakub Jelinek <jakub@redhat.com>
4007 PR rtl-optimization/36998
4008 * dwarf2out.c (compute_barrier_args_size_1,
4009 compute_barrier_args_size): Temporarily remove assertions.
4011 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4014 * tree-ssa.c (struct walk_data): Add new flag
4015 warn_possibly_uninitialized.
4016 (warn_uninitialized_var): Use it.
4017 (warn_uninitialized_vars): New.
4018 (execute_early_warn_uninitialized): Call it.
4019 (execute_late_warn_uninitialized): Likewise.
4021 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4024 * reload1.c (gen_reload): Guard calls to get_secondary_mem
4027 2008-08-09 Jan Hubicka <jh@suse.cz>
4030 * optabs.c (maybe_emit_unop_insn): Remove produced code if
4032 (expand_fix): Be prepared for expansion to fail.
4033 (expand_sfix_optab): Remove instructions if expansion failed.
4035 2008-08-09 Anatoly Sokolov <aesok@post.ru>
4037 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
4039 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
4040 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4042 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4044 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
4045 mips/t-libgcc-mips16 to tmake_file.
4046 * config/mips/mips-protos.h (mips_call_type): New enum.
4047 (mips_pic_base_register, mips_got_load): Declare.
4048 (mips_restore_gp): Take an rtx argument.
4049 (mips_use_pic_fn_addr_reg_p): Declare.
4050 (mips_expand_call): Replace the sibcall_p argument with
4051 a mips_call_type argument. Add a lazy_p parameter.
4052 (mips_split_call): Declare.
4053 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
4054 (MIPS16_PIC_TEMP): Likewise.
4055 (reg_class): Delete M16_NA_REGS.
4056 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4057 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
4058 (mips_split_hi_p): Declare.
4059 * config/mips/mips.c (mips_split_hi_p): New array.
4060 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
4061 (mips_got_symbol_type_p): New function.
4062 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
4063 (mips16_stub_function_p): New function.
4064 (mips16_local_function_p): Likewise.
4065 (mips_use_pic_fn_addr_reg_p): Likewise.
4066 (mips_cannot_force_const_mem): Return false for HIGHs.
4067 Extend CONST_INT and symbolic handling to MIPS16, using
4068 mips_symbol_insns to check that the base symbol type is a
4069 legitimate constant. Reject GOT-based constants if
4070 TARGET_MIPS16_PCREL_LOADS.
4071 (mips_const_insns): Check targetm.cannot_force_const_mem when
4072 decomposing a symbolic base and a large offset.
4073 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
4074 When calling a function that needs $25 from MIPS16 code,
4075 move the target address into $25 separately and add a USE
4077 (mips16_gp_pseudo_reg): Insert the initializer immediately
4078 before the first real insn.
4079 (mips_pic_base_register, mips_got_load): New functions.
4080 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
4081 parameter to LOW_OUT. Say that it can be any valid SET_SRC
4082 when splitting a load-address operation. Split SYMBOL_GOT_DISP
4083 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
4084 (mips_call_tls_get_addr): Update the call to mips_expand_call,
4085 also passing NULL_RTX rather than const0_rtx as the aux argument.
4086 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
4087 instead of TARGET_EXPLICIT_RELOCS.
4088 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
4089 (mips_load_call_address): Replace the sibcall_p argument with
4090 a mips_call_type argument. Use mips_got_load.
4091 (mips16_local_alias): New structure.
4092 (mips16_local_aliases): New variable.
4093 (mips16_local_aliases_hash): New function.
4094 (mips16_local_aliases_eq): Likewise.
4095 (mips16_local_alias): Likewise.
4096 (mips16_stub_function): Likewise.
4097 (mips16_build_function_stub): Create a local alias for the target
4098 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
4099 .cpload directive and an R_MIPS_NONE relocation for the target
4100 function, then load the alias rather than the function itself.
4101 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
4102 (mips16_copy_fpr_return_value): Use mips16_stub_function and
4103 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
4104 (mips16_build_call_stub): Replace the FN parameter with an
4105 FN_PTR parameter. Force the address into a register if it
4106 isn't a call_insn_operand; don't rely on the caller to do this.
4107 If a call to a locally-defined and locally-binding MIPS16
4108 function must be made indirectly, redirect the call to the
4109 function's local alias. Use mips16_stub_function_p,
4110 mips16_stub_function, mips_expand_call and use_reg.
4111 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
4112 Use explicit %hi and %lo accesses where possible.
4113 Use MIPS_CALL to generate the correct code form of a
4114 jal instruction. Add clobbers of $18 instead of uses.
4115 Update the call to mips_emit_call_insn.
4116 (mips_expand_call): Replace the SIBCALL_P argument with a
4117 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
4118 Take a LAZY_P parameter. Call mips16_build_call_stub first,
4119 allowing it to modify the call address. Update the calls to
4120 mips_load_call_address and mips_emit_call_insn.
4121 (mips_split_call): New function.
4122 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
4123 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
4124 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
4125 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
4126 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
4128 (mips_cprestore_slot): New function.
4129 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
4130 and use mips_cprestore_slot.
4131 (mips_output_function_prologue): Handle TARGET_MIPS16 for
4133 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
4134 then use a copygp_mips16 instruction to set up $28.
4135 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
4136 (mips16_lay_out_constants): Call split_all_insns_noflow.
4137 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
4138 false if TARGET_MIPS16.
4139 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
4140 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
4141 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
4142 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
4143 MIPS16 code. Allow MIPS16 o32 PIC.
4144 (mips_override_options): Allow MIPS16 o32 PIC.
4145 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
4146 after reload if TARGET_USE_GOT.
4147 (UNSPEC_COPYGP): New constant.
4148 (length): Use a default length of 8 for MIPS16 GOT loads.
4149 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
4150 (*got_page<mode>): Check mips_split_hi_p.
4151 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
4152 (unspec_got<mode>, unspec_call<mode>): New expanders.
4153 (load_got<mode>, load_call<mode>): Remove the length attributes.
4154 Use a got attribute instead of a type attribute.
4155 (copygp_mips16): New insn.
4156 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
4157 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
4158 (sibcall, sibcall_value, call, call_value): Update the calls
4159 to mips_expand_call.
4160 (call_internal, call_value_internal): Use mips_split_call.
4161 (call_value_multiple_internal): Likewise.
4162 (call_split): Move after call_internal (the insn it is split from).
4163 (call_internal_direct, call_value_internal_direct): Turn into
4164 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
4165 (call_direct_split, call_value_direct_split): New patterns.
4166 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
4167 and use M16_REGS instead of M16_NA_REGS.
4168 * config/mips/predicates.md (const_call_insn_operand): Replace
4169 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
4170 mips_use_pic_fn_addr_reg_p check.
4171 (move_operand): Reject HIGHs if mips_split_hi_p.
4172 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
4173 (__mips16_floatunsisf): Inline __mips16_floatsisf.
4174 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
4175 * config/mips/libgcc-mips16.ver: New file.
4176 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
4177 $(srcdir)/config/mips/libgcc-mips16.ver.
4179 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4181 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
4182 (mips_unspec_address, mips_unspec_offset_high): Likewise.
4183 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
4184 (mips16_cfun_returns_in_fpr_p): Likewise.
4186 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4188 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
4189 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
4190 rather than 4 to PC.
4192 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4194 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
4195 (FUNCTION_PROFILER): Save the static chain pointer into $2
4196 beforehand and restore it aftewards.
4197 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
4198 address directly into $25 and call the function through $25;
4199 do not clobber $3. Pad the DImode version to cover the space
4200 left by the deleted $25 <- $3 move.
4201 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
4202 the removal of the $25 <- $3 move.
4203 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
4204 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4206 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4207 Daniel Jacobowitz <dan@codesourcery.com>
4209 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
4210 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
4211 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
4212 * config/mips/mips.c (mips_start_function_definition): New function.
4213 (mips_end_function_definition): Likewise.
4214 (mips_output_function_prologue): Use mips_start_function_definition.
4215 (mips_output_function_epilogue): Use mips_end_function_definition.
4216 (build_mips16_function_stub): Use mips_start_function_definition
4217 and mips_end_function_definition.
4218 (build_mips16_call_stub): Likewise.
4220 2008-08-09 Richard Guenther <rguenther@suse.de>
4222 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
4223 * gimple.h (gimple_call_fn): Adjust comment.
4224 (gimple_call_set_fndecl): New function.
4225 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
4226 longer having bare FUNCTION_DECL operand.
4227 (gimple_call_return_type): Likewise.
4228 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
4230 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
4231 (gimple_mod_pow2): Likewise.
4232 (gimple_mod_subtract): Likewise.
4233 (gimple_ic): Likewise.
4234 (gimple_stringop_fixed_value): Likewise.
4235 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
4236 longer having bare FUNCTION_DECL operand.
4237 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
4238 * omp-low.c (optimize_omp_library_calls): Likewise.
4239 * cgraphunit.c (update_call_expr): Likewise.
4240 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
4241 (execute_convert_to_rsqrt): Likewise.
4242 * cfgexpand.c (gimple_to_tree): Simplify.
4243 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
4244 bare FUNCTION_DECL operand.
4245 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
4246 (convert_gimple_call): Use gimple_call_fndecl.
4247 * c-common.c (c_warn_unused_result): Likewise.
4249 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4252 * c-typeck.c (digest_init): Call verify_sequence_points from here.
4253 (c_finish_return): Likewise.
4254 (c_start_case): Likewise.
4255 * c-common.c (warn_for_collisions_1): Use explicit location in
4257 * c-parser.c (c_parser_condition): New. Call
4258 verify_sequence_points.
4259 (c_parser_paren_condition): Call c_parser_condition.
4260 (c_parser_for_statement): Call c_parser_condition.
4262 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4265 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
4266 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
4267 Moved from diagnostic.h
4268 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
4270 (emit_diagnostic): New.
4271 (warning0, pedwarn0): Delete.
4272 (warning, warning_at, pedwarn, permerror): Return bool.
4273 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
4274 Moved to diagnostic.c.
4275 (struct diagnostic_context): Use correct type for
4276 classify_diagnostic.
4277 (diagnostic_report_diagnostic): Update declaration.
4278 (emit_diagnostic): Declare.
4279 * errors.c (warning): Return bool.
4280 * errors.h (warning): Update declaration.
4281 * toplev.h (warning0, pedwarn0): Delete.
4282 (warning, warning_at, pedwarn, permerror): Return bool.
4283 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
4284 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
4285 inform. Update all calls.
4286 (diagnose_mismatched_decls): Check return value of warning/pedwarn
4287 before giving informative note.
4288 (implicit_decl_warning): Likewise.
4289 * c-typeck.c (build_function_call): Likewise.
4290 * tree-sssa.c (warn_uninit): Likewise.
4291 * builtins.c (gimplify_va_arg_expr): Likewise.
4293 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4296 * doc/invoke.texi (-Wextra): Move warning from here...
4297 (-Wuninitialized): ... to here.
4299 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4302 * flags.h (set_Wunused): Delete
4303 * toplev.c (process_options): Handle Wunused flags here.
4304 * opts.c (maybe_warn_unused_parameter): Delete.
4305 (common_handle_option): Replace set_Wunused by warn_unused.
4306 (set_Wextra): Do not handle Wunused-parameter here.
4307 (set_Wunused): Delete.
4308 * c-opts.c (c_common_handle_option): Replace set_Wunused by
4310 * common.opt (Wunused): Add Var and Init.
4311 (Wunused-function): Likewise.
4312 (Wunused-label): Likewise.
4313 (Wunused-parameter): Likewise.
4314 (Wunused-value): Likewise.
4315 (Wunused-variable): Likewise.
4317 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
4319 * doc/invoke.texi: Add cpu_type power7.
4320 * config.in (HAVE_AS_VSX): New.
4321 * config.gcc: Add cpu_type power7.
4322 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
4324 * configure: Regenerate.
4325 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
4327 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
4328 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
4329 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
4331 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
4333 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
4334 type to vectorize.builtin_conversion.
4335 (vectorizable_conversion): Likewise.
4336 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
4337 integral type as input.
4338 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
4340 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
4341 and ALTIVEC_BUILTIN_VCTSXS.
4342 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
4345 2008-08-08 Richard Guenther <rguenther@suse.de>
4347 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
4348 (surely_varying_stmt_p): Calls are varying only if they are
4349 non-builtin and not indirect or have no result.
4350 (ccp_fold): Re-instantiate code before the tuples merge.
4352 2008-08-08 Richard Guenther <rguenther@suse.de>
4354 PR tree-optimization/37056
4355 * gimple.h (gimple_assign_rhs_class): New helper function.
4356 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
4357 unary operations properly.
4359 2008-08-07 Jan Hubicka <jh@suse.cz>
4361 * i386.h (ix86_size_cost): Declare.
4362 (ix86_cur_cost): New function macro.
4363 * i386.md (peepholes expanding size and splitters): Predicate by
4364 optimize_insn_for_speed_p.
4365 (peepholes reduce size and splitters): Predicate by
4366 optimize_insn_for_size_p.
4367 * i386.c (ix86_size_cost): Rename from ...
4368 (size_cost): This one.
4369 (override_options): Update.
4370 (decide_alg): Likewise.
4371 (ix86_expand_clear): Use RTL profile.
4372 (ix86_pad_returns): Use RTL profile.
4374 2008-08-07 Jan Hubicka <jh@suse.cz>
4376 * recog.c (split_all_insns): Set RTL profile
4377 (peephole2_optimize): Likewise.
4378 * function.c (thread_prologue_and_epilogue_insns): Likewise.
4379 * combine.c (combine_instructions): Likewise.
4381 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4383 * c-common.c (c_common_reswords): Also warn about keyword "bool".
4385 2008-08-07 Bob Wilson <bob.wilson@acm.org>
4387 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
4388 value in a6 after the set_frame_ptr insn.
4390 2008-08-07 Richard Henderson <rth@redhat.com>
4393 * gcc.c (cpp_options): Pass along -g*.
4395 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4397 * config/arm/arm.c (output_move_neon): Update comment describing
4398 big-endian vector layout.
4399 (arm_assemble_integer): Do not handle big-endian NEON vectors
4401 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
4402 neon_vget_lane<mode>_sext_internal,
4403 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
4404 element indices for big-endian.
4406 2008-08-07 Richard Henderson <rth@redhat.com>
4408 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
4409 * configure, config.in: Rebuild.
4410 * debug.h (dwarf2out_do_cfi_asm): Declare.
4411 * c-cppbuiltin.c (c_cpp_builtins): Use it.
4412 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
4413 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
4414 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
4416 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4418 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
4419 movv2si_internal): Combine into mov<mode>_internal.
4420 (movv2si_internal_2): Remove.
4422 2008-08-07 Jan Hubicka <jh@suse.cz>
4425 * i386.md (single stringop patterns): Enable unconditionally.
4427 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
4430 * config/i386/emmintrin.h (_mm_move_epi64): Use
4431 __builtin_ia32_movq128.
4433 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
4434 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
4436 * config/i386/sse.md (sse2_movq128): New.
4438 * doc/extend.texi: Document __builtin_ia32_movq128.
4440 2008-08-07 Richard Guenther <rguenther@suse.de>
4443 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
4444 pointers can access anything.
4446 2008-08-06 Jan Hubicka <jh@suse.cz>
4448 * optabs.c (emit_unop_insn): Break out to ...
4449 (maybe_emit_unop_insn): ... this one.
4450 (expand_sfix_optab): Use maybe variant.
4451 * optabs.h (maybe_emit_unop_insn): Declare.
4453 * i386.md (mov0 patterns): Enable by default.
4454 (FP conversion expanders): Disable expansion of code expanding
4455 sequences when instruction should be optimized for size.
4456 (single strinop patterns): Enable when optimizing for size.
4457 (string expanders): Disable expanding of code expanding sequences
4458 when optimizning instruction for size.
4459 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
4461 (ix86_fp_comparison_sahf_cost): Likewise.
4462 (ix86_expand_branch): Likewise.
4463 (ix86_expand_ashl_const): Likewise.
4464 (ix86_split_ashl): Likewise.
4465 (ix86_expand_strlen): Likewise.
4466 (ix86_emit_fp_unordered_jump): Likewie.
4468 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4470 * c-common.c: Fix typo.
4471 (c_common_reswords): Activate more C++ keyword warnings.
4473 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
4475 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4478 * diagnostic.c (permerror_at): New.
4479 * toplev.h (permerror_at): Declare.
4481 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
4482 Ira Rosen <irar@il.ibm.com>
4484 * tree-vect-transform.c (vect_model_simple_cost): Return
4485 immediately if stmt is pure SLP.
4486 (vect_model_store_cost): Ditto.
4487 (vect_model_load_cost): Ditto.
4488 (vectorizable_store): Remove PURE_SLP check before call
4489 to vect_model_store_cost.
4490 (vect_model_store_cost): When checking whether stmt describe
4491 strided access, add a check that it is not slp_node.
4493 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4496 * c-common.c (warn_for_sign_compare): New. Handle separately the
4497 case that 'constant' is zero.
4498 * c-typeck.c (build_binary_op): Move code to c-common.c
4500 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4502 * config/alpha/alpha.c (alpha_preferred_reload_class,
4503 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
4504 alpha_output_mi_thunk_osf): Avoid C++ keywords.
4505 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
4506 * config/arm/arm.md: Likewise.
4507 * config/avr/avr-protos.h (preferred_reload_class,
4508 test_hard_reg_class, avr_simplify_comparison_p,
4509 out_shift_with_cnt, class_max_nregs): Likewise.
4510 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
4511 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
4512 preferred_reload_class, test_hard_reg_class): Likewise.
4513 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
4514 bfin_memory_move_cost, bfin_secondary_reload,
4515 bfin_output_mi_thunk): Likewise.
4516 * config/crx/crx.c (crx_secondary_reload_class,
4517 crx_memory_move_cost): Likewise.
4518 * config/frv/frv-protos.h (frv_secondary_reload_class,
4519 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
4520 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
4521 frv_secondary_reload_class, frv_class_likely_spilled_p,
4522 frv_class_max_nregs): Likewise.
4523 * config/h8300/h8300.c (h8300_classify_operand,
4524 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
4526 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
4527 * config/ia64/ia64.c (ia64_preferred_reload_class,
4528 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
4529 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
4530 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
4532 * config/m68hc11/m68hc11.c (preferred_reload_class,
4533 m68hc11_memory_move_cost): Likewise.
4534 * config/mcore/mcore.c (mcore_secondary_reload_class,
4535 mcore_reload_class): Likewise.
4536 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
4537 mips_class_max_nregs, mips_cannot_change_mode_class,
4538 mips_preferred_reload_class, mips_secondary_reload_class,
4539 mips_output_mi_thunk): Likewise.
4540 * config/mmix/mmix.c (mmix_preferred_reload_class,
4541 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
4543 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4545 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
4546 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
4547 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4548 * config/rs6000/rs6000.c (paired_expand_vector_init,
4549 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
4550 compare_section_name, rs6000_memory_move_cost): Likewise.
4551 * config/s390/s390.c (s390_emit_compare_and_swap,
4552 s390_preferred_reload_class, s390_secondary_reload,
4553 legitimize_pic_address, legitimize_tls_address,
4554 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
4555 s390_class_max_nregs): Likewise.
4556 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4557 * config/s390/s390.md: Likewise.
4558 * config/score/score-protos.h (score_secondary_reload_class,
4559 score_preferred_reload_class): Likewise.
4560 * config/score/score.c (score_preferred_reload_class,
4561 score_secondary_reload_class): Likewise.
4562 * config/score/score3.c (score3_output_mi_thunk,
4563 score3_preferred_reload_class, score3_secondary_reload_class,
4564 score3_hard_regno_mode_ok): Likewise.
4565 * config/score/score3.h (score3_preferred_reload_class,
4566 score3_secondary_reload_class): Likewise.
4567 * config/score/score7.c (score7_output_mi_thunk,
4568 score7_preferred_reload_class, score7_secondary_reload_class,
4569 score7_hard_regno_mode_ok): Likewise.
4570 * config/score/score7.h (score7_preferred_reload_class,
4571 score7_secondary_reload_class): Likewise.
4572 * config/sh/sh.c (prepare_move_operands, output_far_jump,
4573 output_branchy_insn, add_constant, gen_block_redirect,
4574 sh_insn_length_adjustment, sh_cannot_change_mode_class,
4575 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
4577 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4578 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
4579 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
4580 xstormy16_preferred_reload_class): Likewise.
4581 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
4582 xtensa_expand_atomic, override_options,
4583 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
4585 * reorg.c (try_merge_delay_insns): Likewise.
4586 * tree.c (merge_dllimport_decl_attributes): Likewise.
4588 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
4590 2008-08-06 Michael Matz <matz@suse.de>
4592 * Makefile.in (write_entries_to_file): Quote words.
4593 * gengtype.c: (read_input_line): Skip over leading white-space.
4595 2008-08-06 Marc Gauthier <marc@tensilica.com>
4597 * config.gcc: Match more processor names for Xtensa.
4598 * configure.ac: Likewise.
4599 * doc/install.texi (Specific): Likewise.
4600 * configure: Regenerate.
4602 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4604 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
4605 * calls.c (avoid_likely_spilled_reg): Likewise.
4606 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
4607 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
4608 * config/i386/i386.c (ix86_expand_special_args_builtin,
4609 ix86_secondary_reload): Likewise.
4610 * except.c (struct eh_region, gen_eh_region_catch,
4611 remove_unreachable_regions, duplicate_eh_regions,
4612 assign_filter_values, build_post_landing_pads,
4613 sjlj_find_directly_reachable_regions, remove_eh_handler,
4614 reachable_next_level, foreach_reachable_handler,
4615 can_throw_internal_1, can_throw_external_1,
4616 collect_one_action_chain): Likewise.
4617 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
4618 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
4619 * function.c (update_temp_slot_address, instantiate_new_reg,
4620 instantiate_virtual_regs_in_rtx,
4621 instantiate_virtual_regs_in_insn): Likewise.
4622 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
4623 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
4624 gimplify_cleanup_point_expr): Likewise.
4625 * ipa-cp.c (ipcp_lattice_changed): Likewise.
4626 * passes.c (next_pass_1): Likewise.
4627 * print-tree.c (print_node_brief, print_node): Likewise.
4628 * profile.c (branch_prob): Likewise.
4629 * tree-dump.c (dump_register): Likewise.
4630 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
4632 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
4633 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
4634 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
4635 copy_arguments_for_versioning, copy_static_chain): Likewise.
4636 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
4637 add_new_name_mapping, register_new_name_mapping): Likewise.
4638 * tree-mudflap.c (mf_xform_derefs): Likewise.
4639 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
4640 get_init_expr, combine_chains): Likewise.
4641 * tree-pretty-print.c (dump_generic_node): Likewise.
4642 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
4643 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
4644 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
4645 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
4647 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
4650 * calls.c (expand_call): Use the biggest preferred stack
4653 2008-08-06 Michael Matz <matz@suse.de>
4656 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
4657 for reused reload, instead of overwriting them.
4659 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
4662 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
4663 for incoming stack boundary.
4665 * function.c (assign_parm_find_entry_rtl): Update
4666 parm_stack_boundary.
4668 * function.h (rtl_data): Add parm_stack_boundary.
4670 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
4671 parm_stack_boundary for incoming stack boundary.
4673 2008-08-06 Joseph Myers <joseph@codesourcery.com>
4675 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
4676 for unrepresentable subregs or treat them as equal to other regs
4677 or subregs with the same register number.
4679 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
4682 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
4685 2008-08-06 Jan Hubicka <jh@suse.cz>
4687 * predict.c (maybe_hot_frequency_p): When profile is absent, all
4688 frequencies might be hot.
4690 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
4692 * reload.c (find_reloads): Force constants into literal pool
4693 also if they are wrapped in a SUBREG.
4695 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4698 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
4699 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
4700 Don't allow predicated instructions for data speculation.
4701 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
4704 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4706 * haifa-sched.c (extend_global): Split to extend_global_data and
4707 extend_region_data. Update all uses.
4708 (extend_all): Rename to extend_block_data.
4710 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4712 * sched-rgn.c (new_ready): Check if instruction can be
4713 speculatively scheduled before attempting speculation.
4714 (debug_rgn_dependencies): Remove wrongful assert.
4716 2008-08-05 Bob Wilson <bob.wilson@acm.org>
4718 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
4720 2008-08-05 Bob Wilson <bob.wilson@acm.org>
4722 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
4723 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
4724 va_size, and type_size.
4726 2008-08-04 Jason Merrill <jason@redhat.com>
4729 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
4730 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
4732 2008-08-05 Richard Henderson <rth@redhat.com>
4734 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
4735 * configure: Rebuild.
4737 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4740 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
4741 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
4744 2008-08-05 Richard Henderson <rth@redhat.com>
4746 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
4747 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
4748 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
4749 * common.opt (fdwarf2-cfi-asm): New.
4750 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
4751 * config.in, configure: Rebuild.
4752 * dwarf2asm.c (dw2_asm_output_data_raw): New.
4753 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
4754 (dw2_force_const_mem): Externalize.
4755 * dwarf2asm.h: Update.
4756 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
4757 generate a real label.
4758 (output_cfi_directive): New.
4759 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
4760 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
4761 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
4763 (dwarf2out_end_epilogue): Emit .cfi_endproc.
4764 (output_loc_operands_raw, output_loc_sequence_raw): New.
4765 (output_cfa_loc_raw): New.
4767 2008-08-05 Paul Brook <paul@codesourcery.com>
4769 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
4770 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
4771 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
4772 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
4773 * config/arm/arm.h (TARGET_VFPD32): Define.
4774 (TARGET_VFP3): Use TARGET_VFPD32.
4775 (fputype): Add FPUTYPE_VFP3D16.
4776 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
4777 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
4778 * config/arm/arm-cores.def: Add cortex-r4f.
4779 * config/arm/arm-tune.md: Regenerate.
4781 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4783 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
4784 Reword some comments throughout the file.
4786 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
4787 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
4788 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
4789 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
4791 (MFC_START_ENABLE): Remove PPU-only define.
4792 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
4793 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
4795 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
4796 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
4797 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
4798 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
4799 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
4800 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
4801 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
4803 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
4804 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
4805 (mfc_sdcrt, mfc_sdcrtst): Likewise.
4806 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
4808 (spu_read_machine_status): Fix typo.
4810 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4812 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
4813 SUBREG of multi-word hard register.
4814 * config/spu/spu.c (valid_subreg): Likewise.
4815 (adjust_operand): Handle SUBREGs of multi-word hard registers.
4817 2008-08-04 Richard Guenther <rguenther@suse.de>
4819 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
4820 the candidate with the stripped base if that base is different
4821 from the original base even for offset zero.
4823 2008-08-04 Richard Guenther <rguenther@suse.de>
4826 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
4827 check for no_overflow.
4829 2008-08-04 Richard Guenther <rguenther@suse.de>
4831 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
4833 2008-08-04 Paul Brook <paul@codesourcery.com>
4835 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
4836 (arm_order_regs_for_local_alloc): New function.
4837 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
4839 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
4841 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
4844 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
4845 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
4846 (ix86_expand_epilogue): Likewise.
4848 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
4850 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
4853 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
4855 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
4856 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
4857 (*movv2sf_internal_rex64): Ditto.
4859 2008-08-03 Jan Hubicka <jh@suse.cz>
4861 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
4862 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
4863 * expmed.c (expand_smod_pow2): Likewise.
4865 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
4868 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
4869 alternative 0 of operand 1.
4870 (*vec_concatv2di_rex64_sse): Ditto.
4871 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
4873 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
4874 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
4875 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
4876 (*movv2sf_internal_rex64): Ditto.
4878 2008-08-02 Richard Guenther <rguenther@suse.de>
4881 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
4882 (ssedoublesizemode): New mode attribute.
4883 (sse_shufps): Call gen_sse_shufps_v4sf.
4884 (sse_shufps_1): Macroize.
4885 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
4886 (sse2_shufpd_1): Macroize.
4887 (vec_extract_odd, vec_extract_even): New expanders.
4888 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
4889 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
4890 * i386.c (ix86_expand_vector_init_one_nonzero): Call
4891 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
4892 (ix86_expand_vector_set): Likewise.
4893 (ix86_expand_reduc_v4sf): Likewise.
4895 2008-08-01 Doug Kwan <dougkwan@google.com>
4897 * matrix-reorg.c: Re-enable all code.
4898 (struct malloc_call_data): Change CALL_STMT to gimple type.
4899 (collect_data_for_malloc_call): Tuplify.
4900 (struct access_site_info): Change STMT to gimple type.
4901 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
4902 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
4903 (struct free_info): Change STMT to gimple type.
4904 (struct matrix_access_phi_node): Change PHI to gimple type.
4905 (get_inner_of_cast_expr): Remove.
4906 (may_flatten_matrices_1): Tuplify.
4907 (may_flatten_matrices): Ditto.
4908 (mark_min_matrix_escape_level): Ditto.
4909 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
4910 (ssa_accessed_in_call_rhs): New
4911 (ssa_accessed_in_assign_rhs): New
4912 (record_access_alloc_site_info): Tuplify.
4913 (add_allocation_site): Ditto.
4914 (analyze_matrix_allocation_site): Ditto.
4915 (analyze_transpose): Ditto.
4916 (get_index_from_offset): Ditto.
4917 (update_type_size): Ditto.
4918 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
4919 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
4920 (analyze_accesses_for_phi_node): Tuplify.
4921 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
4922 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
4923 (analyze_matrix_accesses): Tuplify.
4924 (check_var_data): New call-back type for check_var_notmodified_p.
4925 (check_var_notmodified_p): Tuplify and use call-back struct to
4926 return statement found.
4927 (can_calculate_expr_before_stmt): Factor out statement related code
4929 (can_calculate_stmt_before_stmt): New.
4930 (check_allocation_function): Tuplify.
4931 (find_sites_in_func): Ditto.
4932 (record_all_accesses_in_func): Ditto.
4933 (transform_access_sites): Ditto.
4934 (transform_allocation_sites): Ditto.
4935 (matrix_reorg): Re-enable.
4936 (gate_matrix_reorg): Re-enable.
4938 2008-08-01 Jakub Jelinek <jakub@redhat.com>
4940 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
4941 for labels for which it hasn't been set yet. If it has been set,
4942 stop walking insns and continue with next worklist item.
4943 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
4944 if the only BARRIER is at the very end of a function.
4946 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
4948 * cfgexpand.c (expand_stack_alignment): Assert that
4949 stack_realign_drap and drap_rtx must match.
4951 * function.c (instantiate_new_reg): If DRAP is used to realign
4952 stack, replace virtual_incoming_args_rtx with internal arg
4955 2008-08-01 Richard Guenther <rguenther@suse.de>
4957 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
4958 loop information only if we initialized it.
4959 (execute_pre): Call fini_pre with in_fre.
4960 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
4961 if we do not unroll because we hit max-completely-peeled-insns.
4962 Use our estimation for consistency, do allow shrinking.
4964 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
4966 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
4967 with MIN_STACK_BOUNDARY.
4968 (ix86_update_stack_boundary): Likewise.
4969 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
4972 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
4973 (MIN_STACK_BOUNDARY): This.
4975 2008-08-01 Richard Guenther <rguenther@suse.de>
4978 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
4980 2008-08-01 Richard Guenther <rguenther@suse.de>
4982 PR tree-optimization/36988
4983 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
4984 do not matter if that doesn't change volatile qualification.
4986 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
4988 * configure.ac: Do not generate libada-mk. Do not subst
4990 * libada-mk.in: Remove.
4991 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
4992 * configure: Regenerate.
4994 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
4996 * tree-pass.h: Added comment about not dumping passes with name
4997 starting with star in struct opt_pass.
4998 * passes.c (register_dump_files_1): Don't do dump for a pass with
4999 name starting with star.
5000 * doc/passes.texi (Pass manager): Mention pass names and special
5001 meaning of star prefix to avoid dump.
5003 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
5005 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
5007 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
5008 (ISA_MIPS64R2): New macro.
5009 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
5010 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
5011 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
5012 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
5013 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
5014 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
5015 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
5016 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
5017 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
5018 Move up to keep list alphabetically sorted.
5019 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
5020 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
5022 * doc/invoke.texi (MIPS Options): Add -mips64r2.
5023 (-march=@var{arch}): Add mips64r2.
5025 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5027 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
5029 2008-07-31 Steve Ellcey <sje@cup.hp.com>
5031 * expr.c (expand_assignment): Check for complete type.
5033 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5036 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
5038 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
5039 for stack alignment.
5041 * function.h (rtl_data): Add stack_realign_tried. Update comments.
5043 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
5045 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
5046 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
5048 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5050 PR rtl-optimization/36419
5051 * dwarf2out.c (barrier_args_size): New variable.
5052 (compute_barrier_args_size, compute_barrier_args_size_1): New
5054 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
5055 if not called yet in the current function, use barrier_args_size
5056 array to find the new args_size value.
5057 (dwarf2out_frame_debug): Free and clear barrier_args_size.
5059 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5062 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
5065 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5068 * dwarf2out.c (dwarf2out_args_size_adjust): New.
5069 (dwarf2out_stack_adjust): Use it.
5070 (dwarf2out_frame_debug_expr): Likewise.
5072 2008-07-31 Richard Guenther <rguenther@suse.de>
5074 PR tree-optimization/36978
5075 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
5076 the generated condition.
5078 2008-07-31 Richard Guenther <rguenther@suse.de>
5080 * passes.c (init_optimization_passes): Always call
5081 pass_early_warn_uninitialized.
5082 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
5083 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
5084 * doc/passes.texi (Warn for uninitialized variables): Adjust.
5086 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5089 * builtins.c (maybe_emit_free_warning): New function.
5090 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
5091 maybe_emit_free_warning for BUILT_IN_FREE.
5094 * dwarf2out.c (get_context_die): New function.
5095 (force_decl_die, force_type_die): Use it.
5096 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
5097 returns NULL, force generation of DW_TAG_typedef and put that into
5100 PR preprocessor/36649
5101 * c-pch.c (c_common_read_pch): Save and restore
5102 line_table->trace_includes across PCH restore.
5104 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
5107 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
5109 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
5112 * final.c (call_from_call_insn): Handle COND_EXEC.
5114 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5116 * builtins.c (std_gimplify_va_arg_expr): Replace
5117 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
5118 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5120 2008-07-30 Joey Ye <joey.ye@intel.com>
5121 H.J. Lu <hongjiu.lu@intel.com>
5123 * builtins.c (expand_builtin_setjmp_receiver): Replace
5124 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
5125 (expand_builtin_apply_args_1): Likewise.
5126 (expand_builtin_longjmp): Need DRAP for stack alignment.
5127 (expand_builtin_apply): Likewise.
5129 * caller-save.c (setup_save_areas): Call assign_stack_local_1
5130 instead of assign_stack_local to allow alignment reduction.
5132 * calls.c (emit_call_1): Need DRAP for stack alignment if
5134 (expand_call): Replace virtual_incoming_args_rtx with
5135 crtl->args.internal_arg_pointer.
5136 * stmt.c (expand_nl_goto_receiver): Likewise.
5138 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
5139 alignment and store to stack_alignment_estimated and
5140 max_used_stack_slot_alignment.
5141 (expand_one_var): Likewise.
5142 (expand_stack_alignment): New function.
5143 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
5144 and stack_alignment_estimated fields in rtl_data. Call
5145 expand_stack_alignment at end.
5147 * defaults.h (INCOMING_STACK_BOUNDARY): New.
5148 (MAX_STACK_ALIGNMENT): Likewise.
5149 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
5150 (SUPPORTS_STACK_ALIGNMENT): Likewise.
5152 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
5153 stack alignment when generating virtual registers.
5155 * function.c (assign_stack_local): Renamed to ...
5156 (assign_stack_local_1): This. Add a parameter to indicate
5157 if it is OK to reduce alignment.
5158 (assign_stack_local): Use it.
5159 (instantiate_new_reg): Instantiate virtual incoming args rtx
5160 to vDRAP if stack realignment and DRAP is needed.
5161 (assign_parms): Collect parameter/return type alignment and
5162 contribute to stack_alignment_estimated.
5163 (locate_and_pad_parm): Likewise.
5164 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
5165 with crtl->args.internal_arg_pointer.
5167 * function.h (rtl_data): Add new field drap_reg,
5168 max_used_stack_slot_alignment, stack_alignment_estimated,
5169 stack_realign_needed, need_drap, stack_realign_processed and
5170 stack_realign_finalized.
5171 (stack_realign_fp): New macro.
5172 (stack_realign_drap): Likewise.
5174 * global.c (compute_regsets): Frame pointer is needed when
5175 stack is realigned. Can eliminate frame pointer when stack is
5176 realigned and dynamic realigned argument pointer isn't used.
5178 * reload1.c (update_eliminables): Frame pointer is needed
5179 when stack is realigned.
5180 (init_elim_table): Can eliminate frame pointer when stack is
5181 realigned and dynamic realigned argument pointer isn't used.
5183 * rtl.h (assign_stack_local_1): Declare new funtion.
5185 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
5186 (TARGET_GET_DRAP_RTX): Likewise.
5187 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
5188 TARGET_GET_DRAP_RTX.
5190 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
5192 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
5193 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
5195 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
5196 H.J. Lu <hongjiu.lu@intel.com>
5198 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
5199 vdrap_reg, stack_realign and drap_reg_saved.
5200 (add_cfi): Don't allow redefining CFA when DRAP is used.
5201 (reg_save): Handle stack alignment.
5202 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
5203 alignment. Don't generate DWARF information for (set fp sp)
5205 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
5207 (int_loc_descriptor): Move prototype forward. Also define if
5208 DWARF2_UNWIND_INFO is true.
5209 (output_cfa_loc): Handle DW_CFA_expression.
5210 (build_cfa_aligned_loc): New.
5211 (based_loc_descr): Update assert for stack realign. For local
5212 variables, use sp+offset when stack is aligned without drap and
5213 fp+offset when stack is aligned with drap. For arguments, use
5214 cfa+offset when drap is used to align stack.
5216 2008-07-30 Joey Ye <joey.ye@intel.com>
5217 H.J. Lu <hongjiu.lu@intel.com>
5219 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
5221 (ix86_gen_andsp): New.
5222 (ix86_user_incoming_stack_boundary): Likewise.
5223 (ix86_default_incoming_stack_boundary): Likewise.
5224 (ix86_incoming_stack_boundary): Likewise.
5225 (ix86_can_eliminate): Likewise.
5226 (find_drap_reg): Likewise.
5227 (ix86_update_stack_boundary): Likewise.
5228 (ix86_get_drap_rtx): Likewise.
5229 (ix86_finalize_stack_realign_flags): Likewise.
5230 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
5231 (TARGET_GET_DRAP_RTX): Likewise.
5232 (override_options): Overide option value for new options.
5233 (ix86_function_ok_for_sibcall): Remove check for
5234 force_align_arg_pointer.
5235 (ix86_handle_cconv_attribute): Likewise.
5236 (ix86_function_regparm): Likewise.
5237 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
5238 (ix86_va_start): Replace virtual_incoming_args_rtx with
5239 crtl->args.internal_arg_pointer.
5240 (ix86_select_alt_pic_regnum): Check DRAP register.
5241 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
5242 (ix86_compute_frame_layout): Compute frame layout wrt stack
5244 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
5245 (ix86_expand_prologue): Decide if stack realignment is needed
5246 and generate prologue code accordingly.
5247 (ix86_expand_epilogue): Generate epilogue code wrt stack
5248 realignment is really needed or not.
5250 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
5251 (ABI_STACK_BOUNDARY): Likewise.
5252 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
5253 (STACK_REALIGN_DEFAULT): Likewise.
5254 (INCOMING_STACK_BOUNDARY): Likewise.
5255 (MAX_STACK_ALIGNMENT): Likewise.
5256 (ix86_incoming_stack_boundary): Likewise.
5257 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
5258 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
5259 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
5260 (machine_function): Remove force_align_arg_pointer.
5262 * config/i386/i386.md (BX_REG): New.
5263 (R13_REG): Likewise.
5265 * config/i386/i386.opt (mforce_drap): New.
5266 (mincoming-stack-boundary): Likewise.
5267 (mstackrealign): Add Init(-1).
5269 * config/i386/i386-protos.h (ix86_can_eliminate): New
5271 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5273 * doc/extend.texi: Update force_align_arg_pointer.
5275 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
5278 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
5279 (INCOMING_STACK_BOUNDARY): Likewise.
5280 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
5281 (TARGET_GET_DRAP_RTX): Likewise.
5283 2008-07-30 Andreas Schwab <schwab@suse.de>
5285 PR rtl-optimization/36929
5286 * dse.c (replace_inc_dec): Use emit_insn_before instead of
5287 add_insn_before and fix argument order.
5288 (replace_inc_dec_mem): Handle NULL rtx.
5290 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
5292 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
5294 (arm_compute_initial_elimination_offset): Use it.
5295 (arm_compute_save_reg_mask): Include static chain save slot when
5296 calculating alignment.
5297 (arm_get_frame_offsets): Ditto.
5298 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
5299 that we can use to decrement the stack when the stack decrement
5300 could be too big for an immediate value in a single insn.
5301 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
5303 2008-07-30 Richard Guenther <rguenther@suse.de>
5305 PR tree-optimization/36967
5306 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
5307 Release defs of statements we remove.
5309 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5311 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
5312 instead of NULL_RTVEC.
5314 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5318 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
5321 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
5323 * final.c (call_from_call_insn): New.
5324 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
5326 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
5328 * configure.ac: Substitute ADA_CFLAGS.
5329 * configure: Regenerate.
5330 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
5331 * Makefile.in: Remove mention of X_* variables.
5332 * config/pa/x-ada-hpux10: Remove.
5333 * config/pa/x-ada: Remove.
5335 * doc/fragments.texi: Update.
5337 2008-07-30 Olivier Hainque <hainque@adacore.com>
5339 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
5340 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
5341 __dso_handle explicitly here.
5343 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5346 * c-typeck.c (build_binary_op): Encapsulate code into...
5347 * c-common.c (shorten_binary_op): ...this new function.
5348 (conversion_warning): Use the new function. Handle non-negative
5349 constant in bitwise-and.
5350 * c-common.h (shorten_binary_op): Declare.
5352 2008-07-30 Olivier Hainque <hainque@adacore.com>
5354 * scan.c (make_sstring_space): Add explicit conversions of
5355 allocator's return value.
5356 * fix-header.c (recognized_function): Likewise.
5358 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5360 * doc/cpp.texi: Update to GFDL 1.2.
5361 * doc/gcc.texi: Do not list GPL as Invariant Section.
5362 * doc/gccint.texi: Likewise. Update copyright years.
5363 * doc/install.texi: Update copyright years.
5365 2008-07-30 Alan Modra <amodra@bigpond.net.au>
5368 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
5369 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
5371 2008-07-29 Jan Hubicka <jh@suse.cz>
5373 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
5374 (grokdeclarator): Likewise.
5375 * langhooks.c (lhd_warn_unused_global_decl): Use
5376 DECL_DECLARED_INLINE_P.
5377 * print-tree.c (print_node): Remove DECL_INLINE check.
5379 2008-07-29 Richard Guenther <rguenther@suse.de>
5381 PR tree-optimization/36945
5382 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
5383 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
5384 Record invariant addresses un-decomposed.
5385 (copy_reference_ops_from_call): Record reference call
5386 arguments properly. Simplify.
5387 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
5388 helper split out from ...
5389 (create_component_ref_by_pieces): ... here. Simplify.
5390 Prepare for recursive invocation for call arguments.
5391 (create_expression_by_pieces): Adjust call to
5392 create_component_ref_by_pieces.
5393 (compute_avail): Process operand 2 of reference ops.
5395 2008-07-29 Richard Guenther <rguenther@suse.de>
5397 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
5399 2008-07-29 Jakub Jelinek <jakub@redhat.com>
5401 * c-format.c (check_format_types): Revert unwanted checkin.
5403 2008-07-29 Jan Hubicka <jh@suse.cz>
5405 * flags.h (flag_really_no_inline): Remove.
5406 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
5407 * toplev.c (flag_really_no_inline): Remove.
5408 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
5409 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
5410 (cgraph_decide_inlining_incrementally): Likewise.
5411 (compute_inline_parameters): Likewise.
5412 * opts.c (decode_options): Simplify.
5413 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
5414 * common.opt (finline): Initialize to 1.
5415 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
5417 2008-07-29 Jan Hubicka <jh@suse.cz>
5419 * predict.c (always_optimize_for_size_p): New function.
5420 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5421 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5422 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
5424 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
5425 * function.c (prepare_function_start): Set default profile.
5426 * function.h (rtl_data): Add maybe_hot_insn_p.
5427 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
5428 (construct_exit_block): Likewise.
5429 (tree_expand_cfg): Likewise.
5431 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5432 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5433 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
5434 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
5437 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5440 * c-decl.c (merge_decls): Merge USED flags.
5442 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
5444 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
5445 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
5446 next_stack, lab_false and lab_over trees.
5448 2008-07-28 Richard Guenther <rguenther@suse.de>
5450 PR tree-optimization/36957
5451 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
5452 (useless_type_conversion_p): Remove.
5453 (types_compatible_p): Remove.
5454 * gimple.h (tree_ssa_useless_type_conversion): Declare.
5455 (useless_type_conversion_p): Declare.
5456 (types_compatible_p): Declare.
5457 (gimple_expr_type): Return the base type only if it is
5458 trivially convertible to the subtype.
5460 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
5462 * configure.ac: Use the m4_do macro to concatenate the warnings into
5463 one string in ACX_PROG_CC_WARNING_OPTS,
5464 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
5465 * configure: Regenerate.
5467 2008-07-28 Richard Guenther <rguenther@suse.de>
5469 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
5470 (insert_fake_stores): Remove.
5471 (realify_fake_stores): Likewise.
5472 (execute_pre): Remove dead code.
5473 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
5474 (find_func_aliases): Deal with it here instead.
5475 Re-enable gcc_unreachable call.
5477 2008-07-28 Richard Guenther <rguenther@suse.de>
5479 Merge from gimple-tuples-branch.
5481 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
5482 * gimple.def: New file.
5483 * gsstruct.def: Likewise.
5484 * gimple-iterator.c: Likewise.
5485 * gimple-pretty-print.c: Likewise.
5486 * tree-gimple.c: Removed. Merged into ...
5487 * gimple.c: ... here. New file.
5488 * tree-gimple.h: Removed. Merged into ...
5489 * gimple.h: ... here. New file.
5491 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
5492 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
5493 --enable-checking=gimple flag.
5494 * config.in: Likewise.
5495 * configure: Regenerated.
5497 * tree-ssa-operands.h: Tuplified.
5498 * tree-vrp.c: Likewise.
5499 * tree-loop-linear.c: Likewise.
5500 * tree-into-ssa.c: Likewise.
5501 * tree-ssa-loop-im.c: Likewise.
5502 * tree-dump.c: Likewise.
5503 * tree-complex.c: Likewise.
5504 * cgraphbuild.c: Likewise.
5505 * tree-ssa-threadupdate.c: Likewise.
5506 * tree-ssa-loop-niter.c: Likewise.
5507 * tree-pretty-print.c: Likewise.
5508 * tracer.c: Likewise.
5509 * gengtype.c: Likewise.
5510 * tree-loop-distribution.c: Likewise.
5511 * tree-ssa-loop-unswitch.c: Likewise.
5512 * cgraph.c: Likewise.
5513 * cgraph.h: Likewise.
5514 * tree-ssa-loop-manip.c: Likewise.
5515 * value-prof.c: Likewise.
5516 * tree-ssa-loop-ch.c: Likewise.
5517 * tree-tailcall.c: Likewise.
5518 * value-prof.h: Likewise.
5521 * tree-pass.h: Likewise.
5522 * ipa-cp.c: Likewise.
5523 * tree-scalar-evolution.c: Likewise.
5524 * tree-scalar-evolution.h: Likewise.
5525 * target.h: Likewise.
5526 * lambda-mat.c: Likewise.
5527 * tree-phinodes.c: Likewise.
5528 * diagnostic.h: Likewise.
5529 * builtins.c: Likewise.
5530 * tree-ssa-alias-warnings.c: Likewise.
5531 * cfghooks.c: Likewise.
5532 * fold-const.c: Likewise.
5533 * cfghooks.h: Likewise.
5534 * omp-low.c: Likewise.
5535 * tree-ssa-dse.c: Likewise.
5536 * ipa-reference.c: Likewise.
5537 * tree-ssa-uncprop.c: Likewise.
5538 * toplev.c: Likewise.
5539 * tree-gimple.c: Likewise.
5540 * tree-gimple.h: Likewise.
5541 * tree-chrec.c: Likewise.
5542 * tree-chrec.h: Likewise.
5543 * tree-ssa-sccvn.c: Likewise.
5544 * tree-ssa-sccvn.h: Likewise.
5545 * cgraphunit.c: Likewise.
5546 * tree-ssa-copyrename.c: Likewise.
5547 * tree-ssa-ccp.c: Likewise.
5548 * tree-ssa-loop-ivopts.c: Likewise.
5549 * tree-nomudflap.c: Likewise.
5550 * tree-call-cdce.c: Likewise.
5551 * ipa-pure-const.c: Likewise.
5552 * c-format.c: Likewise.
5553 * tree-stdarg.c: Likewise.
5554 * tree-ssa-math-opts.c: Likewise.
5555 * tree-ssa-dom.c: Likewise.
5556 * tree-nrv.c: Likewise.
5557 * tree-ssa-propagate.c: Likewise.
5558 * ipa-utils.c: Likewise.
5559 * tree-ssa-propagate.h: Likewise.
5560 * tree-ssa-alias.c: Likewise.
5561 * gimple-low.c: Likewise.
5562 * tree-ssa-sink.c: Likewise.
5563 * ipa-inline.c: Likewise.
5564 * c-semantics.c: Likewise.
5565 * dwarf2out.c: Likewise.
5567 * tree-ssa-loop-ivcanon.c: Likewise.
5568 * predict.c: Likewise.
5569 * tree-ssa-loop.c: Likewise.
5570 * tree-parloops.c: Likewise.
5571 * tree-ssa-address.c: Likewise.
5572 * tree-ssa-ifcombine.c: Likewise.
5573 * matrix-reorg.c: Likewise.
5574 * c-decl.c: Likewise.
5575 * tree-eh.c: Likewise.
5576 * c-pretty-print.c: Likewise.
5577 * lambda-trans.c: Likewise.
5578 * function.c: Likewise.
5579 * langhooks.c: Likewise.
5580 * ebitmap.h: Likewise.
5581 * tree-vectorizer.c: Likewise.
5582 * function.h: Likewise.
5583 * langhooks.h: Likewise.
5584 * tree-vectorizer.h: Likewise.
5585 * ipa-type-escape.c: Likewise.
5586 * ipa-type-escape.h: Likewise.
5587 * domwalk.c: Likewise.
5588 * tree-if-conv.c: Likewise.
5589 * profile.c: Likewise.
5590 * domwalk.h: Likewise.
5591 * tree-data-ref.c: Likewise.
5592 * tree-data-ref.h: Likewise.
5593 * tree-flow-inline.h: Likewise.
5594 * tree-affine.c: Likewise.
5595 * tree-vect-analyze.c: Likewise.
5596 * c-typeck.c: Likewise.
5597 * gimplify.c: Likewise.
5598 * coretypes.h: Likewise.
5599 * tree-ssa-phiopt.c: Likewise.
5600 * calls.c: Likewise.
5601 * tree-ssa-coalesce.c: Likewise.
5602 * tree.def: Likewise.
5603 * tree-dfa.c: Likewise.
5604 * except.c: Likewise.
5605 * except.h: Likewise.
5606 * cfgexpand.c: Likewise.
5607 * tree-cfgcleanup.c: Likewise.
5608 * tree-ssa-pre.c: Likewise.
5609 * tree-ssa-live.c: Likewise.
5610 * tree-sra.c: Likewise.
5611 * tree-ssa-live.h: Likewise.
5612 * tree-predcom.c: Likewise.
5613 * lambda.h: Likewise.
5614 * tree-mudflap.c: Likewise.
5615 * ipa-prop.c: Likewise.
5616 * print-tree.c: Likewise.
5617 * tree-ssa-copy.c: Likewise.
5618 * ipa-prop.h: Likewise.
5619 * tree-ssa-forwprop.c: Likewise.
5620 * ggc-page.c: Likewise.
5621 * c-omp.c: Likewise.
5622 * tree-ssa-dce.c: Likewise.
5623 * tree-vect-patterns.c: Likewise.
5624 * tree-ssa-ter.c: Likewise.
5625 * tree-nested.c: Likewise.
5626 * tree-ssa.c: Likewise.
5627 * lambda-code.c: Likewise.
5628 * tree-ssa-loop-prefetch.c: Likewise.
5629 * tree-inline.c: Likewise.
5630 * tree-inline.h: Likewise.
5631 * tree-iterator.c: Likewise.
5632 * tree-optimize.c: Likewise.
5633 * tree-ssa-phiprop.c: Likewise.
5634 * tree-vect-transform.c: Likewise.
5635 * tree-object-size.c: Likewise.
5636 * tree-outof-ssa.c: Likewise.
5637 * cfgloop.c: Likewise.
5638 * system.h: Likewise.
5639 * tree-profile.c: Likewise.
5640 * cfgloop.h: Likewise.
5641 * c-gimplify.c: Likewise.
5642 * c-common.c: Likewise.
5643 * tree-vect-generic.c: Likewise.
5644 * tree-flow.h: Likewise.
5645 * c-common.h: Likewise.
5646 * basic-block.h: Likewise.
5647 * tree-ssa-structalias.c: Likewise.
5648 * tree-switch-conversion.c: Likewise.
5649 * tree-ssa-structalias.h: Likewise.
5650 * tree-cfg.c: Likewise.
5651 * passes.c: Likewise.
5652 * ipa-struct-reorg.c: Likewise.
5653 * ipa-struct-reorg.h: Likewise.
5654 * tree-ssa-reassoc.c: Likewise.
5655 * cfgrtl.c: Likewise.
5656 * varpool.c: Likewise.
5658 * tree-ssanames.c: Likewise.
5659 * tree-ssa-threadedge.c: Likewise.
5660 * langhooks-def.h: Likewise.
5661 * tree-ssa-operands.c: Likewise.
5662 * config/alpha/alpha.c: Likewise.
5663 * config/frv/frv.c: Likewise.
5664 * config/s390/s390.c: Likewise.
5665 * config/m32c/m32c.c: Likewise.
5666 * config/m32c/m32c-protos.h: Likewise.
5667 * config/spu/spu.c: Likewise.
5668 * config/sparc/sparc.c: Likewise.
5669 * config/i386/i386.c: Likewise.
5670 * config/sh/sh.c: Likewise.
5671 * config/xtensa/xtensa.c: Likewise.
5672 * config/stormy16/stormy16.c: Likewise.
5673 * config/ia64/ia64.c: Likewise.
5674 * config/rs6000/rs6000.c: Likewise.
5675 * config/pa/pa.c: Likewise.
5676 * config/mips/mips.c: Likewise.
5678 2008-07-28 Simon Baldwin <simonb@google.com>
5680 * c-pragma.c (handle_pragma_message): New function.
5681 (init_pragma): Register handle_pragma_message.
5682 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
5685 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
5687 PR tree-optimization/35252
5688 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
5689 REALPART_EXPR to be considered as same load operation.
5691 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
5693 PR tree-optimization/36830
5694 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
5695 (expressions_equal_p): Return false if only one operand is null.
5697 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
5699 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
5700 version requirements.
5702 2008-07-26 Olivier Hainque <hainque@adacore.com>
5704 * collect2.c (symkind): New enum. Symbol kinds we care about.
5705 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
5706 code and head comment accordingly.
5707 (scan_prog_file): Use symkind names instead of bare integers.
5709 2008-07-25 Jan Hubicka <jh@suse.cz>
5711 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
5713 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
5714 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
5715 * dojump.c (clear_pending_stack_adjust): Likewise.
5716 * print-tree.c (print_node): Ignore DECL_INLINE.
5717 * tree-inline.c (inlinable_function_p): Likewise.
5719 2008-07-25 Michael Meissner <gnu@the-meissners.org>
5721 * doc/extend.texi (hot attribute): Document that the hot attribute
5722 turns on -O3 for some ports.
5723 (cold attribute): Document that the cold attribute turns on -Os
5726 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
5727 reflect function specific option support.
5729 * target.h (struct target_option_hooks): Add fields to say whether
5730 the cold attribute implies -Os and the hot attribute implies -O3.
5732 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
5733 By default, do not turn on -Os for cold functions.
5734 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
5735 not turn on -O3 for hot functions.
5737 * c-common.c (handle_hot_attribute): Use target hook to determine
5738 if hot functions should enable -O3.
5739 (handle_cold_attribute): Use target hook to determine if cold
5740 functions should enable -Os.
5742 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
5743 (override_options): Move disable scheduling to
5744 optimization_options.
5745 (optimization_options): Disable scheduling here, not
5747 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5748 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5750 * config/ia64/ia64.c (ia64_override_options): Move setting
5751 scheduling flags to ia64_optimization_options.
5752 (ia64_optimization_options): Disable scheduling options here, and
5753 not in ia64_override_options.
5754 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5755 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5757 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
5760 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
5762 2008-07-25 Martin Jambor <mjambor@suse.cz>
5764 PR tree-optimization/36926
5765 * ipa-prop.c (ipa_analyze_call_uses): Call
5766 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
5768 2008-07-25 Joseph Myers <joseph@codesourcery.com>
5770 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
5771 movv2si_internal): Add mem = reg alternative.
5773 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
5776 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
5777 DEFAULT_PCC_STRUCT_RETURN to 127.
5779 2008-07-24 Jan Hubicka <jh@suse.cz>
5781 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
5782 (build_cgraph_edges): Likewise.
5783 * cgraph.c (cgraph_node): Do not update assembler hash.
5784 (cgraph_remove_node): Drop non-unit-at-a-time code.
5785 * tree-pass.h (pass_O0_always_inline): Remove.
5786 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
5787 * toplev.c (process_options): Flag unit-at-a-time does not imply
5789 * cgraphunit.c: Update comments.
5790 (decide_is_function_needed): Drop non-unit-at-a-time mode.
5791 (cgraph_assemble_pending_functions): Remove.
5792 (cgraph_reset_node): Drop non-unit-at-a-time code.
5793 (cgraph_finalize_function): Likewise.
5794 (cgraph_analyze_function): Likewise.
5795 (cgraph_finalize_compilation_unit): Likewise.
5796 (cgraph_expand_function): Likewise.
5797 (cgraph_optimize): Likesise.
5798 (save_inline_function_body): Likewise.
5799 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
5800 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
5801 * ipa-inline.c: Update comments.
5802 (enum inlining_mode): remove INLINE_SPEED.
5803 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
5804 (cgraph_mark_inline_edge): Likewise.
5805 (try_inline): Likewise.
5806 (cgraph_decide_inlining_incrementally): Likewise.
5807 (cgraph_gate_inlining): Remove.
5808 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
5809 (cgraph_gate_early_inlining): Likewise.
5810 (gate_inline_passes): Remove.
5811 (pass_inline_parameters, pass_ipa_inline): Remove gates.
5812 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
5813 pass_O0_always_inline): Remove.
5814 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
5815 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
5816 * opts.c (no_unit_at_a_time_default): Remove.
5817 (decode_options): Remove flag_unit_at_a_time reset and warning.
5818 * opts.h (no_unit_at_a_time_default): Remove.
5819 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
5820 early in GNU dialect.
5821 (merge_decls): Update comment; drop unit-at-a-time check.
5822 (finish_decl): Likewise.
5823 (grok_declaration): Remove flag_inline_trees code.
5824 (finish_functions): Return on function returning non-void on all
5826 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
5827 * cfgexpand.c (expand_one_static_var): Remove.
5828 (expand_one_var): Remove expand_one_static_var call.
5829 (expand_used_vars_for_block): Remove flag_unit_a_time check.
5830 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
5831 and flag_unit_at_a-time compatibility checks.
5832 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
5833 * tree-inline.c (flag_inline_trees): Remove.
5834 (inlinable_function_p): Don't check it.
5835 (expand_call_inline): Remove non-unit-at-a-time code.
5836 * tree-inline.h (flag_inline_trees): Remove.
5837 * tree-optimize.c (execute_early_local_optimizations): Remove
5838 unit-at-a-time checks.
5839 (tree_rest_of_compilation): Likewise.
5840 * combine.c (setup_incoming_promotions): Likewise.
5841 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
5842 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
5843 * passes.c (pass_inline_parameters): Update comments; remove
5844 O0_alwaysinline pass.
5845 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
5846 (execute_one_pass): Likewise.
5847 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
5848 (ix86_function_sseregparm): Likewise.
5849 * arm.c (arm_function_in_section_p): Likewise.
5850 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
5851 * varpool.c: Update comments.
5852 (decide_is_variable_needed): Remove unit-at-a-time checks.
5853 (varpool_finalize_decl): Likewise.
5855 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
5857 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
5859 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
5861 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
5863 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
5864 imp symbol extension.
5866 2008-07-23 Ian Lance Taylor <iant@google.com>
5868 * tree-vrp.c (infer_value_range): Ignore asm statements when
5869 looking for memory accesses for -fdelete-null-pointer-checks.
5871 2008-07-24 Ben Elliston <bje@au.ibm.com>
5873 * config/spu/spu-c.c (__vector_keyword): New variable.
5874 (vector_keyword): Likewise.
5875 (spu_categorize_keyword): New function.
5876 (spu_macro_to_expand): Likewise.
5877 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
5878 compiling an ISO C dialect.
5880 2008-07-24 Ben Elliston <bje@au.ibm.com>
5882 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
5885 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5887 * configure: Regenerate.
5888 * configure.ac: Require texinfo 4.7.
5889 * doc/install.texi: Document texinfo 4.7 requirement.
5891 2008-07-23 Martin Jambor <mjambor@suse.cz>
5893 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
5894 rather than for DECL_SAVED_TREE.
5895 * ipa-prop.c: Include diagnostic.h.
5896 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
5898 (ipa_detect_param_modifications): Function rewritten from scratch.
5899 (ipa_compute_jump_functions): Changed accesses to modification flags.
5900 (ipa_free_node_params_substructures): Update flags destruction.
5901 (ipa_node_duplication_hook): Update flags duplication.
5902 (ipa_print_all_params_modified): Updated flag access.
5903 * ipa-prop.h (struct ipa_param_flags): New structure.
5904 (struct ipa_node_params): New field modification_analysis_done,
5905 modified_flags changed into param_flags.
5906 (ipa_is_ith_param_modified): Changed to use new flags.
5907 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
5909 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
5910 ipa-cp.c and split into two functions.
5911 (ipa_print_node_jump_functions): New function.
5912 (compute_scalar_jump_functions): New function.
5913 (type_like_member_ptr_p): New function.
5914 (compute_pass_through_member_ptrs): New function.
5915 (fill_member_ptr_cst_jump_function): New function.
5916 (determine_cst_member_ptr): New function.
5917 (compute_cst_member_ptr_arguments): New function.
5918 (ipa_compute_jump_functions): Complete rewrite.
5919 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
5920 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
5921 (struct ipa_member_ptr_cst): New structure.
5922 (union jump_func_value): New field member_cst.
5923 * ipa-cp.c (ipcp_lat_is_insertable): New function.
5924 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
5925 jump function types.
5926 (ipcp_print_all_lattices): Slight fprintf rearrangement.
5927 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
5928 instead of ipcp_print_all_jump_functions.
5929 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
5930 only for replacable scalars.
5932 * doc/invoke.texi (Optimize options): Add description of
5933 -findirect-inlining.
5934 * common.opt (flag_indirect_inlining): New flag.
5935 * opts.c (decode_options): Set flag_indirect_inlining when
5938 * ipa-inline.c: Include ipa-prop.h.
5939 (inline_indirect_intraprocedural_analysis): New function.
5940 (inline_generate_summary): Allocate parameter and argument info
5941 structures, call inline_indirect_intraprocedural_analysis on each
5942 node when doing indirect inlining and deallocate indirect inlining
5943 data structures in the end.
5944 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
5945 (free_all_ipa_structures_after_iinln): New function.
5946 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
5948 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
5950 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
5951 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
5952 of computing the frequency separately.
5953 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
5954 of computing the frequency separately.
5955 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
5956 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
5957 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
5958 (ipa_get_stmt_member_ptr_load_param): New function.
5959 (ipa_is_ssa_with_stmt_def): New function.
5960 (ipa_note_param_call): New function.
5961 (ipa_analyze_call_uses): New function.
5962 (ipa_analyze_stmt_uses): New function.
5963 (ipa_analyze_params_uses): New function.
5964 (ipa_free_node_params_substructures): Also free the param_calls linked
5966 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
5967 (ipa_print_node_param_flags): New function.
5968 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
5969 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
5970 * ipa-prop.h (struct ipa_param_flags): New field called.
5971 (struct ipa_param_call_note): New structure.
5972 (struct ipa_node_params): New fields param_calls and
5974 (ipa_is_ith_param_called): New function.
5975 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
5976 ipa_analyze_params_uses and dump parameter flags.
5978 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
5979 ipa_propagate_indirect_call_infos if performing indirect inlining,
5980 pass a new parameter new_edges to it.
5981 (add_new_edges_to_heap): New fucntion.
5982 (cgraph_decide_inlining_of_small_functions): New vector
5983 new_indirect_edges for newly found indirect edges , call
5984 ipa_propagate_indirect_call_infos after inlining.
5985 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
5986 inlining if performing indirect inlining. Call
5987 free_all_ipa_structures_after_iinln when doing so too.
5988 (inline_generate_summary): Do not call
5989 free_all_ipa_structures_after_iinln here.
5990 * ipa-prop.c (update_jump_functions_after_inlining): New function.
5991 (print_edge_addition_message): New function.
5992 (update_call_notes_after_inlining): New function.
5993 (propagate_info_to_inlined_callees): New function.
5994 (ipa_propagate_indirect_call_infos): New function.
5995 * ipa-prop.h: Include cgraph.h
5996 (struct ipa_param_call_note): Fields reordered, new field processed.
5997 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
5999 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
6000 rediscovered call statements.
6001 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
6002 (dump_cgraph_node): Dump also the indirect_call flag.
6003 (cgraph_clone_edge): Copy also the indirect_call flag.
6004 * tree-inline.c (copy_bb): Do not check for fndecls from call
6005 expressions, check for edge availability when moving clones.
6006 (get_indirect_callee_fndecl): New function.
6007 (expand_call_inline): If callee declaration is not apprent from
6008 the statement, try calling get_indirect_callee_fndecl. Do not
6009 issue warnings or call sorry when not inlinings an indirect edge.
6010 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
6012 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
6013 bit more frandly to matching.
6014 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
6015 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
6016 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
6018 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6021 * opth-gen.awk: Suppress function specific features when building
6023 * optc-gen.awk: Ditto.
6025 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6028 * diagnostic.c (pedwarn): Add opt parameter.
6030 * c-tree.h (pedwarn_init): Add opt parameter.
6031 (pedwarn_c90): Likewise.
6032 (pedwarn_c99): Likewise.
6033 * c-errors.c (pedwarn_c99): Likewise.
6034 (pedwarn_c90): Likewise.
6035 * toplev.h (pedwarn): Update declaration.
6036 (pedwarn0): Declare.
6037 * c-lex.c: All calls to pedwarn changed.
6038 * builtins.c: All calls to pedwarn changed.
6039 * toplev.c: All calls to pedwarn changed.
6040 * c-decl.c: All calls to pedwarn changed.
6041 * c-typeck.c: All calls to pedwarn changed.
6042 * c-common.c: All calls to pedwarn changed.
6043 * c-parser.c: All calls to pedwarn changed.
6045 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6046 Karthik Kumar <karthikkumar@gmail.com>
6048 * attribs.c (file scope): Include c-common.h.
6049 (decl_attributes): Add support for #pragma GCC optimize and
6052 * targhooks.c (default_can_inline_p): New function that is the
6053 default for the TARGET_CAN_INLINE_P target hook.
6055 * targhooks.h (default_can_inline_p): Add declaration.
6057 * tree.c (cl_optimization_node): New static tree for building
6058 OPTIMIZATION_NODE tree.
6059 (cl_target_option_node): New static tree for building
6060 TARGET_OPTION_NODE tree.
6061 (cl_option_hash_table): New hash table for hashing
6062 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6063 (cl_option_hash_hash): New function to provide the hash value for
6064 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6065 (cl_option_hash_eq): New function to provide an equality test for
6066 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6067 (tree_code_size): Add support for OPTIMIZATION_NODE and
6068 TARGET_OPTION_NODE trees.
6069 (tree_code_structure): Add support for OPTIMIZATION_NODE and
6070 TARGET_OPTION_NODE trees.
6071 (build_optimization_node): Build a tree that has all of the
6072 current optimization options.
6073 (build_target_option_node): Build a tree that has the target
6074 options that might be changed on a per function basis.
6076 * tree.h (file scope): Include options.h.
6077 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
6078 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6079 (TREE_OPTIMIZATION): Ditto.
6080 (TREE_TARGET_SPECIFIC): Ditto.
6081 (struct tree_function_decl): Add fields for remembering the
6082 current optimization options and target specific options.
6083 (struct tree_optimization_option): New tree variant that remembers
6084 the optimization options.
6085 (struct tree_target_option): New tree variant that remembers the
6086 target specific flags that might change for compiling a particular
6088 (union tree_node): Include tree_optimization_option and
6089 tree_target_option fields.
6090 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
6091 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
6092 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
6093 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
6094 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
6095 optimization and target options.
6096 (optimization_default_node): New macro to refer to global_trees
6098 (optimization_current_node): Ditto.
6099 (optimization_cold_node): Ditto.
6100 (optimization_hot_node): Ditto.
6101 (target_option_default_node): Ditto.
6102 (target_option_current_node): Ditto.
6103 (current_option_pragma): Ditto.
6104 (current_optimize_pragma): Ditto.
6106 * target.h (struct gcc_target): Add valid_option_attribute_p,
6107 target_option_save, target_option_restore, target_option_print,
6108 target_option_pragma_parse, and can_inline_p hooks.
6110 * toplev.h (parse_optimize_options): Add declaration.
6111 (fast_math_flags_struct_set_p): Ditto.
6113 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
6114 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
6117 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
6118 tree_can_inline_p hook to see if one function can inline another.
6119 (cgraph_decide_inlining): Ditto.
6120 (cgraph_decide_inlining_incrementally): Ditto.
6122 * opts.c (decode_options): Add support for running multiple times
6123 to allow functions with different target or optimization options
6124 than was specified on the command line.
6125 (fast_math_flags_struct_set_p): New function that is similar to
6126 fast_math_flags_set_p, except it uses the values in the
6127 cl_optimization structure instead of global variables.
6129 * optc-gen.awk: Add support for TargetSave to allow a back end to
6130 declare new fields that need to be saved when using function
6131 specific options. Include flags.h and target.h in the options.c
6132 source. Add support for Save to indicate which options can be set
6133 for individual functions. Generate cl_optimize_save,
6134 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
6135 cl_target_option_restore, cl_target_option_print functions to
6136 allow functions to use different optimization or target options.
6138 * opt-functions.awk (var_type_struct): Return the type used for
6139 storing the field in a structure.
6141 * opth-gen.awk: Add support for TargetSave to allow a back end to
6142 declare new fields that need to be saved when using function
6143 specific options. Add support for Save to indicate which options
6144 can be set for individual functions. Only generate one extern for
6145 Mask fields. Generate cl_optimization and cl_target_option
6146 structures to remember optimization and target options.
6148 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
6149 collecting new tree nodes.
6150 (TS_TARGET_OPTION): Ditto.
6152 * c-decl.c (merge_decls): Merge function specific target and
6153 optimization options.
6155 * function.c (invoke_set_current_function_hook): If the function
6156 uses different optimization options, change the global variables
6159 * coretypes.h (struct cl_optimization): Add forward reference.
6160 (struct cl_target_option): Ditto.
6162 * c-pragma.c (option_stack): New static vector to remember the
6163 current #pragma GCC option stack.
6164 (handle_pragma_option): New function to support #pragma GCC option
6165 to change target options.
6166 (optimize_stack): New static vector to remember the current
6167 #pragma GCC optimize stack.
6168 (handle_pragma_optimize): New function to support #pragma GCC
6169 optimize to change optimization options.
6170 (init_pragma): Add support for #pragma GCC optimize and #pragma
6173 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
6174 optimization options.
6175 (TARGET_OPTION_NODE): New tree code for remembering certain target
6178 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
6179 TARGET_OPTION_NODE trees.
6181 * common.opt (-O): Add Optimization flag.
6183 (-fmath-errno): Ditto.
6184 (-falign-functions): Add UInteger flag to make sure flag gets full
6185 int in cl_optimization structure.
6186 (-falign-jumps): Ditto.
6187 (-falign-labels): Ditto.
6188 (-falign-loops): Ditto.
6189 (-fsched-stalled-insns): Ditto.
6190 (-fsched-stalled-insns-dep): Ditto.
6192 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
6194 (TARGET_OPTION_SAVE): Ditto.
6195 (TARGET_OPTION_RESTORE): Ditto.
6196 (TARGET_OPTION_PRINT): Ditto.
6197 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6198 (TARGET_CAN_INLINE_P): Ditto.
6199 (TARGET_INITIALIZER): Add new hooks.
6201 * tree-inline.c (tree_can_inline_p): New function to determine
6202 whether one function can inline another. Check if the functions
6203 use compatible optimization options, and also call the backend
6206 * tree-inline.h (tree_can_inline_p): Add declaration.
6208 * c-common.c (c_common_attribute): Add support for option and
6209 optimize attributes.
6210 (handle_option_attribute): Add support for the option attribute to
6211 allow the user to specify different target options for compiling a
6213 (handle_optimize_attribute): Add support for the optimize
6214 attribute to allow the user to specify different optimization
6215 options for compiling a specific function.
6216 (handle_hot_attribute): Turn on -O3 optimization for this one
6217 function if it isn't the default optimization level.
6218 (handle_cold_attribute): Turn on -Os optimization for this one
6219 function if it insn't the default optimization.
6220 (const_char_p): New const char * typedef.
6221 (optimize_args): New static vector to remember the optimization
6223 (parse_optimize_options): New function to set up the optimization
6224 arguments from either the optimize attribute or #pragma GCC optimize.
6226 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
6227 (builtin_define_std): Ditto.
6229 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
6230 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
6231 (x86_64-*-*): Ditto.
6233 * Makefile.in (TREE_H): Add options.h.
6234 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
6236 * doc/extend.texi (option attribute): Document new attribute.
6237 (optimize attribute): Ditto.
6238 (hot attribute): Document hot attribute sets -O3.
6239 (cold attribute): Document cold attribute sets -Os.
6240 (#pragma GCC option): Document new pragma.
6241 (#pragma GCC optimize): Ditto.
6243 * doc/options.texi (TargetSave): Document TargetSave syntax.
6244 (UInteger): Document UInteger must be used for certain flags.
6245 (Save): Document Save option to create target specific options
6246 that can be saved/restored on a function specific context.
6248 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
6249 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6251 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
6252 (TARGET_OPTION_SAVE): Ditto.
6253 (TARGET_OPTION_RESTORE): Ditto.
6254 (TARGET_OPTION_PRINT): Ditto.
6255 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6256 (TARGET_CAN_INLINE_P): Ditto.
6258 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
6260 (-mfpmath=both): Ditto.
6262 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6263 Karthik Kumar <karthikkumar@gmail.com>
6265 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
6266 (TARGET_POPCNT): Ditto.
6267 (TARGET_SAHF): Ditto.
6268 (TARGET_AES): Ditto.
6269 (TARGET_PCLMUL): Ditto.
6270 (TARGET_CMPXCHG16B): Ditto.
6271 (TARGET_RECIP): Move switch into target_flags.
6272 (TARGET_FUSED_MADD): Ditto.
6273 (ix86_arch_features): Make an unsigned char type.
6274 (ix86_tune_features): Ditto.
6275 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
6276 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
6277 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
6279 * config/i386/i386.opt (arch): New TargetSave field to define
6280 fields that need to be saved for function specific option support.
6283 (branch_cost): Ditto.
6284 (ix86_isa_flags_explicit): Ditto.
6285 (tune_defaulted): Ditto.
6286 (arch_specified): Ditto.
6287 (-m128-long-double): Add Save flag to save option for target
6288 specific option support.
6290 (-maccumulate-outgoing-args): Ditto.
6291 (-malign-double): Ditto.
6292 (-malign-stringops): Ditto.
6293 (-mfancy-math-387): Ditto.
6294 (-mhard-float): Ditto.
6296 (-minline-all-stringops): Ditto.
6297 (-minline-stringops-dynamically): Ditto.
6298 (-mms-bitfields): Ditto.
6299 (-mno-align-stringops): Ditto.
6300 (-mno-fancy-math-387): Ditto.
6301 (-mno-push-args): Ditto.
6302 (-mno-red-zone): Ditto.
6303 (-mpush-args): Ditto.
6304 (-mred-zone): Ditto.
6306 (-msseregparm): Ditto.
6307 (-mstack-arg-probe): Ditto.
6322 (-mrecip): Move flag into target_flags.
6324 (-mno-fused-madd): Ditto.
6325 (-mfused-madd): Ditto.
6326 (-mabm): Move flag into ix86_isa_flags.
6333 * config/i386/i386-c.c: New file for #pragma support.
6334 (ix86_target_macros_internal): New function to #define or #undef
6335 target macros based when the user uses the #pragma GCC option to
6336 change target options.
6337 (ix86_pragma_option_parse): New function to add #pragma GCC option
6339 (ix86_target_macros): Move defining the target macros here from
6340 TARGET_CPU_CPP_BUILTINS in i386.h.
6341 (ix86_register_pragmas): Register the #pragma GCC option hook. If
6342 defined, initialize any subtarget #pragmas.
6344 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
6345 REGISTER_TARGET_PRAGMAS.
6347 * config/i386/t-i386: New file for x86 dependencies.
6348 (i386.o): Make dependencies mirror the include files used.
6349 (i386-c.o): New file, add dependencies.
6351 * config/i386/i386-protos.h (override_options): Add bool argument.
6352 (ix86_valid_option_attribute_tree): Add declaration.
6353 (ix86_target_macros): Ditto.
6354 (ix86_register_macros): Ditto.
6356 * config/i386/i386.c (ix86_tune_features): Move initialization of
6357 the target masks to initial_ix86_tune_features to allow functions
6358 to have different target options. Make type unsigned char,
6359 instead of unsigned int.
6360 (initial_ix86_tune_features): New static vector to hold processor
6361 masks for the tune variables.
6362 (ix86_arch_features): Move initialization of the target masks to
6363 initial_ix86_arch_features to allow functions to have different
6364 target options. Make type unsigned char, instead of unsigned int.
6365 (initial_ix86_arch_features): New static vector to hold processor
6366 masks for the arch variables.
6367 (enum ix86_function_specific_strings): New enum to describe the
6368 string options used for attribute((option(...))).
6369 (ix86_target_string): New function to return a string that
6370 describes the target options.
6371 (ix86_debug_options): New function to print the current options in
6373 (ix86_function_specific_save): New function hook to save the
6374 function specific global variables in the cl_target_option structure.
6375 (ix86_function_specific_restore): New function hook to restore the
6376 function specific variables from the cl_target_option structure to
6377 the global variables.
6378 (ix86_function_specific_print): New function hook to print the
6379 target specific options in the cl_target_option structure.
6380 (ix86_valid_option_attribute_p): New function hook to validate
6381 attribute((option(...))) arguments.
6382 (ix86_valid_option_attribute_tree): New function that is common
6383 code between attribute((option(...))) and #pragma GCC option
6384 support that parses the options and returns a tree holding the options.
6385 (ix86_valid_option_attribute_inner_p): New helper function for
6386 ix86_valid_option_attribute_tree.
6387 (ix86_can_inline_p): New function hook to decide if one function
6388 can inline another on a target specific basis.
6389 (ix86_set_current_function); New function hook to switch target
6390 options if the user used attribute((option(...))) or #pragma GCC
6392 (ix86_tune_defaulted): Move to static file scope from
6394 (ix86_arch_specified): Ditto.
6395 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
6397 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
6398 (OPTION_MASK_ISA_ABM_SET): Ditto.
6399 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
6400 (OPTION_MASK_ISA_CX16_SET): Ditto.
6401 (OPTION_MASK_ISA_SAHF_SET): Ditto.
6402 (OPTION_MASK_ISA_AES_UNSET): Ditto.
6403 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
6404 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
6405 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
6406 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
6407 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
6408 (struct ptt): Move to static file scope from override_options.
6409 (processor_target_table): Ditto.
6411 (ix86_handle_option): Add support for options that are now isa options.
6412 (override_options): Add support for declaring functions that
6413 support different target options than were specified on the
6414 command line. Move struct ptt, processor_target_table, cpu_names,
6415 ix86_tune_defaulted, ix86_arch_specified to static file scope.
6416 Add bool argument. Fix up error messages so the appropriate error
6417 is given for either command line or attribute.
6418 (ix86_previous_fndecl): New static to remember previous function
6419 declaration to see if we need to change target options.
6420 (ix86_builtins_isa): New array to record the ISA of each builtin
6422 (def_builtin): Always create the builtin function, even if the
6423 current ISA doesn't support it.
6424 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
6425 tests for those builtins.
6426 (ix86_init_builtins): Remove TARGET_MMX test for calling
6427 ix86_init_mmx_sse_builtins.
6428 (ix86_expand_builtin): If the current ISA doesn't support a given
6429 builtin, signal an error.
6430 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
6431 (TARGET_SET_CURRENT_FUNCTION): Ditto.
6432 (TARGET_OPTION_SAVE): Ditto.
6433 (TARGET_OPTION_RESTORE): Ditto.
6434 (TARGET_OPTION_PRINT): Ditto.
6435 (TARGET_CAN_INLINE_P): Ditto.
6437 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
6439 * c-typeck.c (build_external_ref): Don't call assemble_external.
6440 * final.c (output_operand): Call assemble_external.
6442 2008-07-21 DJ Delorie <dj@redhat.com>
6444 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
6445 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
6447 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6449 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
6450 original insn and splitter contents into ...
6451 ("*div<mode>3_fast"): ... this new pattern. Enable only if
6452 flag_unsafe_math_optimizations. Add dummy scratch register.
6453 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
6454 !flag_unsafe_math_optimizations. Returns number with next
6455 highest magnitude if this is still less or equal to the true
6456 quotient in magnitude.
6458 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
6460 * Makefile.in: Replace toplev.h with TOPLEV_H.
6461 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
6462 * c-lex.c (fe_file_change): Don't set in_system_header.
6463 * c-parser.c (c_token): Remove in_system_header.
6464 (c_lex_one_token): Don't set in_system_header.
6465 (c_parser_set_source_position_from_token): Don't set in_system_header.
6466 * diagnostic.c (diagnostic_report_diagnostic): Use location from
6469 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
6470 * flags.h (in_system_header): Remove.
6471 * function.c (saved_in_system_header): Remove.
6472 (push_cfun): Don't set in_system_header.
6473 (pop_cfun): Don't set in_system_header.
6474 (push_struct_function): Don't set in_system_header.
6475 * input.h (expanded_location): Add sysp.
6476 (in_system_header_at): New.
6477 (in_system_header): New.
6478 * toplev.c (in_system_header): Remove.
6479 * toplev.h: Include input.h
6481 * tree-cfg.c (execute_warn_function_return): Call warning_at.
6482 * tree-ssa.c (warn_uninit): Call warning_at.
6483 (warn_uninitialized_var): Update calls to warn_uninit.
6484 (warn_uninitialized_phi): Update calls to warn_uninit.
6485 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
6486 (expand_location): Initialize xloc.sysp.
6487 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
6488 (tree_decl_with_vis): Remove in_system_header_flag.
6490 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
6493 * recog.c (asm_operand_ok): Change the order of the extra
6494 memory constraint checks.
6496 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6499 * tree-switch-conversion.c (build_one_array): Call
6500 varpool_mark_needed_node and varpool_finalize_decl
6501 instead of assemble_variable.
6503 2008-07-19 Jan Hubicka <jh@suse.cz>
6505 * cgraph.c (cgraph_add_new_function): Do early local passes.
6506 * tree-nrv.c (gate_pass_return_slot): New gate.
6507 (pass_nrv): Add the gate.
6508 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
6510 (coalesce_ssa_name): Coalesce SSA names.
6511 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
6512 not optimizing so unused user vars remains visible.
6513 * common.opt (flag_tree_ter): Always enable by default.
6514 * tree-ssa-ter.c: Include flags.h
6515 (is_replaceable_p): Check that locations match; when aliasing is missing
6516 be conservative about loads.
6517 * tree-optimize.c (gate_init_datastructures): Remove.
6518 (pass_init_datastructures): New.
6519 * passes.c: Reorder passes so we always go into SSA.
6521 2008-07-19 Jan Hubicka <jh@suse.cz>
6523 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
6524 * doc/invoke.texi (--combine): Likewise.
6525 (-finline-functions-called-once): Update levels when enabled.
6526 (-funit-at-a-time): Document new behaviour.
6527 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
6528 -fno-section-anchors when disabled explicitly.
6529 (inline params): They are not ignored now.
6530 (precompiled headers): Remove unit-at-a-time as being incompatible.
6531 * opts.c (decode_options): Handle unit-at-a-time as alias;
6532 imply -fno-section-anchors when toplevel reorder is disabled
6534 * common.opt (ftoplevel-reorder): Set default value to 2.
6535 (funit-at-a-time): Set default value to 1.
6536 * config/rs6000/rs6000.c (optimization_options): Set section anchors
6539 2008-07-19 Jan Hubicka <jh@suse.cz>
6541 * builtins.c (expand_builtin_int_roundingfn,
6542 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
6545 2008-07-19 Richard Guenther <rguenther@suse.de>
6548 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
6549 * tree-ssa-sccvn.c (get_constant_value_id): New function.
6550 * tree-ssa-pre.c (get_expr_value_id): For newly created
6551 constant value-ids make sure to add the expression to its
6554 2008-07-19 Jakub Jelinek <jakub@redhat.com>
6557 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
6558 return value of the builtin is ignored.
6560 2008-07-19 Olivier Hainque <hainque@adacore.com>
6562 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
6563 bits, a C conformant malloc implementation has to provide.
6564 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
6566 2008-07-19 Joseph Myers <joseph@codesourcery.com>
6570 * reload.c (find_reloads_subreg_address): Only reload address if
6571 reloaded == 0, not for reloaded != 1.
6574 2008-07-16 Joseph Myers <joseph@codesourcery.com>
6575 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
6576 (m32c_legitimate_address_p): Handle "++rii" addresses created by
6577 m32c_legitimize_reload_address.
6579 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6580 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
6581 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
6583 2008-07-19 Olivier Hainque <hainque@adacore.com>
6585 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
6586 argument, saying whether nested array are to be collapsed
6587 into a single array type DIE with multiple subscripts.
6588 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
6589 issues, centralize the nested array types collapsing control and
6590 disable the transformation for Ada.
6592 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
6595 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
6597 (x86_64_shift_adj_2): New expander.
6598 (x86_64_shift_adj_3): Ditto.
6599 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
6600 to split TImode operands.
6601 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
6602 (ix86_split_lshr): Ditto.
6604 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
6606 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
6607 and __CHAR32_TYPE__.
6608 * c-typeck.c (digest_init): Support char16_t and char32_t.
6609 (set_nonincremental_init_from_string): Idem.
6611 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
6614 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
6615 PREFERRED_STACK_BOUNDARY.
6616 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6618 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
6621 * function.c (locate_and_pad_parm): Cap boundary earlier.
6623 2008-07-17 Julian Brown <julian@codesourcery.com>
6625 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
6626 no-op for targets which don't use DLLs.
6628 2008-07-17 Martin Jambor <mjambor@suse.cz>
6630 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
6631 that nodes are relevant by examining the node->analyzed flag.
6632 (ipcp_init_stage): Check which nodes are relevant, assert that the
6633 relevant ones are also required.
6634 (ipcp_propagate_stage): Check on the side arrays are properly
6636 (ipcp_print_all_jump_functions): Make sure not to touch any node
6637 that is not analyzed or an edge that does not have a corresponding
6638 entry in the on-the-side vectors.
6639 (ipcp_function_scale_print): Likewise.
6640 (ipcp_update_callgraph): Check that the node is relevant.
6641 (ipcp_insert_stage): Check that the node is relevant. Check there is
6642 an info for every node and edge.
6643 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
6644 (ipa_print_all_tree_maps): Likewise and a new variable info.
6645 (ipa_print_all_params_modified): Likewise.
6646 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
6648 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
6651 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
6653 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
6655 PR rtl-optimization/36753
6656 * fwprop.c (use_killed_between): Don't shortcut
6657 single-definition global registers.
6659 2008-07-16 Jan Hubicka <jh@suse.cz>
6661 * cgraph.h (varpool_empty_needed_queue): Declare.
6662 * cgraphunit.c (output_in_order): Mark all variables as needed;
6664 * varpool.c (varpool_assemble_node): Update debug queue.
6665 (varpool_assemble_pending_decls): Don't do it here.
6666 (varpool_empty_needed_queue): New function.
6668 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6670 * recog.c (peephole2_optimize): Fix formatting.
6672 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6674 * c-pch.c (get_ident): Avoid C++ keywords.
6675 * combine-stack-adj.c (single_set_for_csa): Likewise.
6676 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
6677 output_asm_insn): Likewise.
6678 * reload.c (push_secondary_reload, find_reusable_reload,
6679 push_reload, combine_reloads, find_reloads,
6680 debug_reload_to_stream): Likewise.
6681 * reload.h (struct reload): Likewise.
6682 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
6683 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
6684 emit_output_reload_insns): Likewise.
6685 * targhooks.c (default_secondary_reload): Likewise.
6686 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
6688 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6690 * recog.c (validate_change_1, validate_change,
6691 validate_unshare_change, validate_replace_rtx_1, struct
6692 funny_match, constrain_operands, peephole2_optimize): Avoid C++
6694 * reload.c (push_secondary_reload, secondary_reload_class,
6695 scratch_reload_class, find_valid_class, find_reusable_reload,
6696 push_reload, find_dummy_reload, find_reloads_address_1,
6697 find_reloads_address_part, find_equiv_reg): Likewise.
6698 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
6699 choose_reload_regs): Likewise.
6700 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
6702 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
6703 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
6704 * sched-rgn.c (concat_INSN_LIST): Likewise.
6705 * stor-layout.c (mode_for_size, mode_for_size_tree,
6706 smallest_mode_for_size): Likewise.
6708 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6710 * cfg.c (dump_reg_info): Avoid C++ keywords.
6711 * dwarf2asm.c (dw2_force_const_mem,
6712 dw2_asm_output_encoded_addr_rtx): Likewise.
6713 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
6714 * expmed.c (expand_shift): Likewise.
6715 * global.c (find_reg): Likewise.
6716 * graph.c (draw_edge): Likewise.
6717 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
6718 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
6719 widen_clz, widen_bswap, expand_parity, expand_unop,
6720 emit_cmp_and_jump_insn_1): Likewise.
6721 * postreload.c (reload_cse_simplify_operands): Likewise.
6722 * ra.h (add_neighbor): Likewise.
6723 * reg-stack.c (remove_regno_note, change_stack): Likewise.
6724 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
6725 record_reg_classes, copy_cost, record_address_regs,
6726 invalid_mode_change_p): Likewise.
6727 * regrename.c (regrename_optimize, scan_rtx_reg,
6728 dump_def_use_chain, find_oldest_value_reg,
6729 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
6731 2008-07-16 David Edelsohn <edelsohn@gnu.org>
6733 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
6734 MASK_POWERPC64 for power4 in previous commit.
6736 2008-07-16 Olivier Hainque <hainque@adacore.com>
6738 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
6739 instead of bare conversion to cast const-ness away.
6741 2008-07-16 Anatoly Sokolov <aesok@post.ru>
6743 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
6744 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
6745 * config/xtensa/xtensa.c (xtensa_function_value): New function.
6746 (TARGET_FUNCTION_VALUE): Define.
6748 2008-07-16 David Edelsohn <edelsohn@gnu.org>
6750 * config/rs6000/rs6000.c (processor_target_table): Add
6751 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
6753 2008-07-16 Joseph Myers <joseph@codesourcery.com>
6756 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
6757 (m32c_legitimate_address_p): Handle "++rii" addresses created by
6758 m32c_legitimize_reload_address.
6760 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
6762 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
6763 DECL_IN_SYSTEM_HEADER in sync.
6765 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
6767 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
6768 * tree-ssa-pre.c (pre_expr_eq): Ditto
6769 (get_constant_for_value_id): Take a type as an argument.
6770 (fully_constant_expression): Pass in type.
6771 (find_or_generate_expression): Short circuit constant case.
6772 (create_expression_by_pieces): Remove special casing of
6774 (do_regular_insertion): Short circuit constant case.
6775 (do_partial_partial_insertion): Ditto.
6777 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6780 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
6782 2008-07-15 Bob Wilson <bob.wilson@acm.org>
6784 * config/xtensa/libgcc-xtensa.ver: New file.
6785 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
6787 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6789 * df-problems.c (df_set_note): Avoid C++ keywords.
6790 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
6791 * dse.c (record_store, remove_useless_values): Likewise.
6792 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
6793 gen_reg_rtx_offset, operand_subword, change_address_1,
6794 change_address, adjust_address_1, offset_address,
6795 widen_memory_access, emit_copy_of_insn_after): Likewise.
6796 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
6797 * fwprop.c (should_replace_address, propagate_rtx_1,
6798 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
6800 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
6801 gcse_emit_move_after, update_ld_motion_stores): Likewise.
6802 * lcm.c (compute_insert_delete, pre_edge_lcm,
6803 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
6804 * lower-subreg.c (resolve_reg_notes): Likewise.
6805 * mode-switching.c (optimize_mode_switching): Likewise.
6807 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6809 * bt-load.c (add_btr_def, migrate_btr_def,
6810 branch_target_load_optimize): Avoid C++ keywords.
6811 * caller-save.c (insert_restore, insert_save, insert_one_insn):
6813 * combine.c (subst, simplify_set, make_extraction,
6814 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
6815 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
6816 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
6818 2008-07-15 Richard Guenther <rguenther@suse.de>
6821 * c-common.c (strict_aliasing_warning): Do not warn for
6822 TYPE_REF_CAN_ALIAS_ALL pointers.
6823 (c_common_get_alias_set): may_alias types are not special.
6824 * tree.c (build_pointer_type_for_mode): Look up the may_alias
6825 attribute and set can_ref_all accordingly.
6826 (build_reference_type_for_mode): Likewise.
6827 * doc/extend.texi (may_alias): Clarify.
6829 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6832 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
6833 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
6835 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6838 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
6839 gcc_assert, instead call output_operand_lossage.
6841 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
6843 * builtins.c (std_canonical_va_list): Treat structure based
6846 2008-07-15 Ben Elliston <bje@au.ibm.com>
6848 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
6850 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
6852 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
6855 2008-07-14 Jan Hubicka <jh@suse.cz>
6857 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
6858 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
6859 fix predicates and constraints.
6860 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
6861 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
6863 2008-07-14 Doug Kwan <dougkwan@google.com>
6865 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
6866 additional option file arm/eabi.opt.
6867 * config/arm/eabi.h (File): New configuration file for EABI targets.
6868 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
6869 SUBSUBTARGET_EXTRA_SPECS.
6870 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
6871 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
6872 from STARTFILE_SPEC so that it can be referenced in an override.
6873 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
6874 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
6875 can be referenced in an override.
6876 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
6877 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
6878 so that it can be referenced in an override.
6879 (LINK_SPEC): Use BPABI_LINK_SPEC.
6880 * config/arm/eabi.opt (File): New.
6882 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6884 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
6885 (FIXED_VALUE_H): New variable.
6886 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
6887 input.h, fixed-value.h.
6888 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
6889 (BASIC_BLOCK_H): Use $(BITMAP_H).
6890 (FUNCTION_H): Add varray.h.
6891 (IPA_REFERENCE_H): Use $(BITMAP_H).
6892 (CGRAPH_H): Add $(BASIC_BLOCK_H).
6893 (DF_H): Use $(BITMAP_H).
6894 (GGC_H): Add statistics.h.
6896 (INSN_ATTR_H): Use it.
6897 (SYSTEM_H): Add safe-ctype.h, filenames.h.
6899 (SYMTAB_H): Add $(OBSTACK_H).
6900 (CPP_INTERNAL_H): New.
6901 (TREE_DUMP_H): Add tree-pass.h.
6902 (TREE_FLOW_H): Use $(BITMAP_H)
6903 (PRETTY_PRINT_H): Use $(INPUT_H).
6904 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
6907 (many object files): Fix lots of header dependencies throughout.
6909 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6911 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
6913 (s-gtyp-input): Use them to write tmp-gi.list.
6914 (echo_to_gi.list): Remove.
6916 2008-07-14 Richard Guenther <rguenther@suse.de>
6918 * tree-ssa-sccvn.c (pre_info): Remove.
6919 (switch_to_PRE_table): Likewise.
6920 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
6921 (set_hashtable_value_ids): Do not create value-ids for the
6923 (run_scc_vn): Remove double test. Remove bogus special-case
6924 in value-number printing.
6925 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
6926 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
6928 * tree-flow-inline.h (get_value_handle): Remove.
6929 * tree-flow.h (get_value_handle): Remove.
6931 2008-07-14 Martin Jambor <mjambor@suse.cz>
6933 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
6934 in which we generate arithmetics is not a subrange.
6936 2008-07-14 Martin Jambor <mjambor@suse.cz>
6938 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
6940 2008-07-14 Richard Guenther <rguenther@suse.de>
6942 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
6944 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
6947 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
6948 reload for symbol refs moved to r0 with -fPIC.
6949 (legitimize_pic_address): Use the target register as temporary
6951 (emit_symbolic_move): Adjust comment.
6952 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
6955 2008-07-14 Ben Elliston <bje@au.ibm.com>
6957 * c-common.h (C_CPP_HASHNODE): New macro.
6958 * coretypes.h (struct cpp_token): Forward declare.
6959 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
6960 the context-sensitive keyword method.
6961 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
6962 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
6963 expand_bool_pixel): New.
6964 (altivec_categorize_keyword): New function.
6965 (init_vector_keywords): New function.
6966 (rs6000_macro_to_expand): Likewise.
6967 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
6968 compiling an ISO C dialect.
6970 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
6972 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
6973 (create_expression_by_pieces): Fix typo.
6974 (do_regular_insertion): Use debug counter here too.
6976 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
6979 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
6980 CONST_OK_FOR_LETTER_P. All port-local users changed.
6981 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
6982 implement Kp matching power-of-two.
6983 (CONSTRAINT_LEN): Define to match.
6984 * config/cris/cris.md: Replace all use of constraint K with Kc.
6985 ("*btst*): Use Kp for operand 0 of last alternative.
6987 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6990 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
6993 2008-07-13 Jan Hubicka <jh@suse.cz>
6995 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
6998 2008-07-13 Richard Guenther <rguenther@suse.de>
7001 * langhooks.c (lhd_print_error_function): Deal with recursive
7004 2008-07-12 Jan Hubicka <jh@suse.cz>
7006 * cgraph.c (assembler_name_hash): New static var.
7007 (hash_node_by_assembler_name, eq_assembler_name): New.
7008 (cgraph_node_for_asm): Use hashtable.
7009 (cgraph_remove_node): Maintain hashtable.
7010 (change_decl_assembler_name): Sanity check that names are not changing
7011 after aliasing was processed.
7012 * cgraph.h (varpoon_node): Add next GGC marker.
7013 * tree.c (decl_assembler_name_equal): Constify.
7014 (decl_assembler_name_hash): New.
7015 * tree.h (decl_assembler_name_equal): Constify.
7016 (decl_assembler_name_hash): Update.
7018 2008-07-12 David Daney <ddaney@avtrex.com>
7020 * config/mips/driver-native.c (host_detect_local_cpu): Handle
7023 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
7025 * doc/md.texi: Document the MIPS "v" constraint.
7026 * config/mips/mips.h (reg_class): Revert last change.
7027 (REG_CLASS_NAMES): Likewise.
7028 (REG_CLASS_CONTENTS): Likewise.
7029 * config/mips/mips.c (mips_regno_to_class): Likewise.
7030 * config/mips/constraints.md (v): Likewise, but add documentation.
7031 Add a comment to say that this constraint should not be used in
7034 2008-07-11 DJ Delorie <dj@redhat.com>
7036 * config/h8300/h8300.md (length): Fix branch offset limit.
7038 2008-07-11 Anatoly Sokolov <aesok@post.ru>
7040 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
7041 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
7042 (avr_hard_regno_scratch_ok): New function.
7043 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7044 * config/avr/avr.md (all peepholes that request a scratch register):
7045 Remove avr_peep2_scratch_safe use.
7047 2008-07-11 Tom Tromey <tromey@redhat.com>
7048 Ian Lance Taylor <iant@google.com>
7050 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
7051 (struct c_common_resword): Define.
7052 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
7053 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
7054 (c_common_reswords, num_c_common_reswords): Declare.
7055 * c-common.c (c_common_reswords): New global const array.
7056 (num_c_common_reswords): New const int.
7057 * c-parser.c (struct resword, reswords): Don't define.
7058 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
7059 (c_parse_init): Clarify mask code. Use c_common_reswords rather
7060 than reswords. If warning about C++ keywords, give them a special
7062 (c_lex_one_token): Warn about C++ keywords. Call
7063 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
7064 (c_parser_external_declaration): Look for RID_xxx rather than
7065 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
7066 (c_parser_statement_after_labels): Likewise.
7067 (c_parser_objc_class_instance_variables): Likewise.
7068 (c_parser_objc_class_declaration): Likewise.
7069 (c_parser_objc_try_catch_statement): Likewise.
7070 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
7071 (declspecs_add_type): Likewise.
7073 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
7075 * ggc-page.c (alloc_page):
7076 Substituting xmalloc, xcalloc with
7077 XNEWVEC and XCNEWVAR macros which add the
7080 2008-07-11 Richard Guenther <rguenther@suse.de>
7082 PR tree-optimization/36765
7083 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
7084 aliases from HEAP vars to SMTs.
7086 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7088 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
7089 * configure.ac (loose_warn): Move -Wc++-compat from here...
7090 (strict_warn): ...to here.
7091 * configure: Regenerate.
7093 2008-07-10 Joseph Myers <joseph@codesourcery.com>
7095 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
7096 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
7097 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
7098 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
7099 excluding more specific h8300-*-* and sh-*-* targets.
7101 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
7103 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
7105 (execute_pre): Call loop_optimizer_finalize in early exit.
7107 2008-07-10 Jakub Jelinek <jakub@redhat.com>
7110 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
7111 uids in the bitmap, not just VAR_DECL uids.
7113 PR rtl-optimization/36419
7114 * combine-stack-adj.c (adjust_frame_related_expr): New function.
7115 (combine_stack_adjustments_for_block): Call it if needed. Delete
7117 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
7118 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
7119 prologue sp adjustment.
7121 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
7124 * opts.c (print_ignored_options): Report postponed diagnostics for
7125 unknown -Wno-* options as warnings, not errors.
7126 (postpone_unknown_option_error): Renamed to...
7127 (postpone_unknown_option_warning): ... this.
7129 2008-07-09 Doug Kwan <dougkwan@google.com>
7132 2008-07-08 Doug Kwan <dougkwan@google.com>
7134 * config/arm/arm.opt (mandroid): New option.
7135 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7136 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7138 (CC1PLUS_SPEC): Same.
7140 (STARTFILE_SPEC): Same.
7141 (ENDFILE_SPEC): Same.
7142 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7145 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
7148 * config/mips/mips.h (reg_class): Remove V1_REG.
7149 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
7150 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
7152 (mips_get_tp): New function.
7153 (mips_legitimize_tls_address): Use it.
7154 * config/mips/constraints.md (v): Delete.
7155 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
7156 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
7157 After reload, split into a move and ...
7158 (*tls_get_tp_<mode>_split): ...this new instruction.
7160 2008-07-09 David Daney <ddaney@avtrex.com>
7162 * config/mips/driver-native.c: Include coretypes.h and tm.h.
7164 2008-07-09 Jakub Jelinek <jakub@redhat.com>
7166 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
7167 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
7169 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
7170 htab_delete should be called. Don't free c.
7171 (lookup_tmp_var): Create temp_htab lazily.
7172 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
7173 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
7175 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
7176 lower_omp_ordered, lower_omp_critical, lower_omp_for,
7177 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
7178 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
7179 * tree-sra.c (generate_element_init): Likewise.
7180 * tree-mudflap.c (execute_mudflap_function_ops,
7181 execute_mudflap_function_decls): Likewise.
7182 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
7183 * tree-gimple.h (struct gimplify_ctx): New type.
7184 (push_gimplify_context): Adjust prototype.
7186 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
7188 * tree-ssa-pre.c (phi_translate_1): Update placement of
7191 2008-07-09 Anatoly Sokolov <aesok@post.ru>
7193 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
7194 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
7195 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
7196 * targhooks.c (default_hard_regno_scratch_ok): New function.
7197 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
7198 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
7199 * recog.c: Include "target.h".
7200 (peep2_find_free_register): Add check for global regs. Add target
7202 * Makefile.in (recog.o): Depend on target.h.
7204 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
7206 * config/sh/sh.c (sh_canonical_va_list_type): New.
7207 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
7209 2008-07-09 Raksit Ashok <raksit@google.com>
7211 * doc/invoke.texi (Option Summary): Mention new option
7212 -Wdisallowed-function-list=...
7213 (Warning Options): Document -Wdisallowed-function-list=...
7214 * common.opt (Wdisallowed-function-list=): New flag.
7215 * flags.h (warn_disallowed_functions): External definition of new
7216 boolean warning flag.
7217 (warn_if_disallowed_function_p): Declare new function.
7218 * opts.c (warning_disallowed_functions): New static variable.
7219 (warn_disallowed_functions): New boolean warning flag.
7220 (warn_if_disallowed_function_p): New function.
7221 (add_comma_separated_to_vector): Rename
7222 add_instrument_functions_exclude_list to this.
7223 (common_handle_option): Handle new option. Rename calls to
7224 add_instrument_functions_exclude_list into calls to
7225 add_comma_separated_to_vector.
7226 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
7227 based on flag warn_disallowed_functions.
7229 2008-07-09 Christian Bruel <christian.bruel@st.com>
7231 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
7232 instead of get_attr_length.
7234 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7236 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
7238 * genemit.c (gen_insn): Likewise.
7239 * gengtype.c (note_def_vec): Likewise.
7240 * gengtype.h (note_def_vec): Likewise.
7241 * genoutput.c (struct data, output_insn_data, process_template,
7242 gen_expand, gen_split, note_constraint): Likewise.
7243 * genrecog.c (new_decision, add_to_sequence, factor_tests,
7244 make_insn_sequence): Likewise.
7245 * gensupport.c (record_insn_name): Likewise.
7247 2008-07-08 Doug Kwan <dougkwan@google.com>
7249 * config/arm/arm.opt (mandroid): New option.
7250 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7251 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7253 (CC1PLUS_SPEC): Same.
7255 (STARTFILE_SPEC): Same.
7256 (ENDFILE_SPEC): Same.
7257 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7260 2008-07-08 Raksit Ashok <raksit@google.com>
7262 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
7263 (set_storage_via_setmem): Fix expected_align parameter.
7264 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
7265 missing from the list.
7266 * doc/md.texi (movmem): Explicitly state that expected alignment is
7267 to be expressed in bytes.
7268 (setmem): Explicitly state that expected alignment is to be expressed
7271 2008-07-08 Joseph Myers <joseph@codesourcery.com>
7273 * reload.c (find_reloads_subreg_address): Do not require validity
7274 of address in original mode before reloading address.
7276 2008-07-07 Tianwei Sheng <tianweis@google.com>
7278 * df-core.c (df_remove_problem): Adjust the access to avoid out of
7279 bounds array access.
7281 2008-07-08 Jakub Jelinek <jakub@redhat.com>
7283 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
7285 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
7287 Fix PR tree-optimization/23455
7288 Fix PR tree-optimization/35286
7289 Fix PR tree-optimization/35287
7290 * Makefile.in (OBJS-common): Remove tree-vn.o.
7291 (tree-vn.o): Remove.
7292 * dbgcnt.def: Add treepre_insert debug counter.
7293 * gcc/tree-flow.h (add_to_value): Updated for other changes.
7294 (debug_value_expressions): Ditto.
7295 (print_value_expressions): Ditto.
7296 * tree-pretty-print.c (dump_generic_node): Updated for
7297 VALUE_HANDLE removal.
7298 * tree-ssa-dom.c (record_equality): Ditto.
7299 (cprop_operand): Ditto.
7300 (lookup_avail_expr): Ditto.
7301 * tree-ssa-threadedge.c
7302 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
7303 (simplify_control_stmt_condition): Ditto.
7304 * tree.c (tree_code_size): Ditto.
7305 (tree_node_structure): Ditto.
7306 (iterative_hash_expr): Ditto.
7308 * tree.h (VALUE_HANDLE_ID): Ditto.
7309 (VALUE_HANDLE_EXPR_SET): Ditto.
7310 (struct tree_value_handle): Ditto.
7311 (union tree_node): Ditto.
7312 * treestruct.def: Ditto.
7313 * tree-vn.c: Removed.
7314 * tree-ssa-pre.c: Rewritten entirely.
7315 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
7316 (constant_value_ids): Ditto.
7317 (vn_nary_op_t): Moved to header.
7319 (vn_reference_op_t): Ditto
7320 (vn_reference_t): Ditto.
7321 (next_value_id): New variable.
7322 (VN_INFO): Add an assert.
7323 (vn_constant_eq): New function.
7324 (vn_constant_hash): Ditto.
7325 (get_or_alloc_constant_value_id): Ditto.
7326 (value_id_constant_p): Ditto.
7327 (vn_reference_compute_hash): De-staticify.
7328 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
7329 Disable some code with a FIXME. Remove VALUE_HANDLE use.
7330 (valueize_refs): Update opcode if it changes from ssa name to constant.
7331 (vn_reference_lookup_1): Add new argument.
7332 (vn_reference_lookup): Ditto.
7333 (vn_reference_lookup_pieces): New function.
7334 (vn_reference_insert): Add return type. Modify to deal with value ids.
7335 (vn_reference_insert_pieces): New function.
7336 (vn_nary_op_compute_hash): De-staticify.
7337 (vn_nary_op_eq): Ditto.
7338 (vn_nary_op_lookup_pieces): New function.
7339 (vn_nary_op_lookup): Add new argument.
7340 (vn_nary_op_insert_pieces): New function.
7341 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
7342 (vn_phi_insert): Ditto.
7343 (visit_unary_op): Update for callee changes.
7344 (visit_binary_op): Ditto.
7345 (visit_reference_op_load): Ditto.
7346 (visit_reference_op_store): Ditto.
7347 (init_scc_vn): Init next_value_id, constant_to_value_id and
7349 (free_scc_vn): Free them.
7350 (set_hashtable_value_ids): New function.
7351 (run_scc_vn): Use it.
7352 (get_max_value_id): New function.
7353 (get_next_value_id): Ditto.
7354 (expressions_equal_p): Moved from tree-vn.c
7355 (sort_vuses): Ditto.
7356 (sort_vuses_heap): Ditto.
7357 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
7359 * tree.c (iterative_hash_hashval_t): Made non-static
7360 * tree.h (iterative_hash_hashval_t): Declare it.
7362 2008-07-08 Martin Jambor <mjambor@suse.cz>
7364 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
7365 instead of ipa_create_node_params.
7366 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
7367 ipa_check_create_edge_args, free them with
7368 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
7370 * ipa-prop.c: Include flags.h and tree-inline.h.
7371 (ipa_node_params_vector): New variable.
7372 (ipa_edge_args_vector): New variable.
7373 (edge_removal_hook_holder): New variable.
7374 (node_removal_hook_holder): New variable.
7375 (edge_duplication_hook_holder): New variable.
7376 (node_duplication_hook_holder): New variable.
7377 (ipa_detect_param_modifications): Check for presence of modified flags.
7378 (ipa_compute_jump_functions): Check for presence of jump functions.
7379 (ipa_free_edge_args_substructures): New function.
7380 (ipa_create_node_params): Removed.
7381 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
7382 (ipa_free_node_params_substructures): New function.
7383 (ipa_free_all_node_params): Changed to deallocate the on-the-side
7385 (ipa_edge_removal_hook): New function.
7386 (ipa_node_removal_hook): New function.
7387 (duplicate_array): New function.
7388 (ipa_edge_duplication_hook): New function.
7389 (ipa_node_duplication_hook): New function.
7390 (ipa_register_cgraph_hooks): New function.
7391 (ipa_unregister_cgraph_hooks): New function.
7392 (free_all_ipa_structures_after_ipa_cp): New function.
7394 * ipa-prop.h: Include vec.h.
7395 (ipa_node_params_t): New typedef with vector types for it.
7396 (ipa_edge_args_t): New typedef with vector types for it.
7397 (IPA_NODE_REF): Changed to access an on-the-side vector.
7398 (IPA_EDGE_REF): Changed to access an on-the-side vector.
7399 (ipa_check_create_node_params): New function.
7400 (ipa_check_create_edge_args): New function.
7402 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
7405 2008-07-07 Tom Tromey <tromey@redhat.com>
7407 * configure, config.in: Rebuilt.
7408 * configure.ac: Don't check for scandir or alphasort.
7410 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7412 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
7413 types immediately after creating them.
7415 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7417 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
7419 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
7421 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
7422 dump_constraint_graph.
7423 (dump_constraint_edge): New function.
7424 (dump_constraint_graph): New function.
7425 (debug_constraint_graph): New function.
7426 (dump_constraint): Removed useless comparison.
7427 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
7428 (dump_constraint_graph): Declare.
7429 (debug_constraint_graph): Declare.
7430 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
7432 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
7434 * config/i386/i386.c (is_va_list_char_pointer): New.
7435 (ix86_va_start): Replace compare with ms_va_list_type_node
7436 by is_va_list_char_pointer.
7437 (ix86_gimplify_va_arg): Likewise.
7439 2008-07-07 Martin Jambor <mjambor@suse.cz>
7441 * cgraph.c (cgraph_edge_max_uid): New variable.
7442 (struct cgraph_edge_hook_list): New type.
7443 (struct cgraph_node_hook_list): New type.
7444 (struct cgraph_2edge_hook_list): New type.
7445 (struct cgraph_2node_hook_list): New type.
7446 (first_cgraph_edge_removal_hook): New variable.
7447 (first_cgraph_node_removal_hook): New variable.
7448 (first_cgraph_edge_duplicated_hook): New variable.
7449 (first_cgraph_node_duplicated_hook): New variable.
7450 (cgraph_add_edge_removal_hook): New function.
7451 (cgraph_remove_edge_removal_hook): New function.
7452 (cgraph_call_edge_removal_hooks): New function.
7453 (cgraph_add_node_removal_hook): New function.
7454 (cgraph_remove_node_removal_hook): New function.
7455 (cgraph_call_node_removal_hooks): New function.
7456 (cgraph_add_edge_duplication_hook): New function.
7457 (cgraph_remove_edge_duplication_hook): New function.
7458 (cgraph_call_edge_duplication_hooks): New function.
7459 (cgraph_add_node_duplication_hook): New function.
7460 (cgraph_remove_node_duplication_hook): New function.
7461 (cgraph_call_node_duplication_hooks): New function.
7462 (cgraph_create_edge): Assign to edge uid.
7463 (cgraph_remove_edge): Call edge removal hooks.
7464 (cgraph_node_remove_callees): Call edge removal hooks.
7465 (cgraph_node_remove_callers): Call edge removal hooks.
7466 (cgraph_remove_node): Call node removal hooks.
7467 (cgraph_clone_edge): Call edge duplication hooks.
7468 (cgraph_clone_node): Call node duplication hooks.
7470 * cgraph.h (cgraph_edge): New field uid.
7471 (cgraph_edge_hook): New type.
7472 (cgraph_node_hook): New type.
7473 (cgraph_2edge_hook): New type.
7474 (cgraph_2node_hook): New type.
7476 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
7478 * config.in: Regenerate.
7480 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
7482 * gcc.c (print_sysroot): New.
7483 (option_map, display_help, process_command): Handle the
7484 -print-sysroot option.
7485 (main): Print the sysroot if requested.
7486 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
7488 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7491 * unwind-pe.h (size_of_encoded_value): add attribute unused.
7493 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
7495 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
7496 (assign_parm_setup_block_p): Also check mode of entry_parm.
7498 2008-07-07 Richard Guenther <rguenther@suse.de>
7500 * tree-ssa-structalias.h (set_used_smts): Remove.
7501 * tree-ssa-structalias.c (used_smts): Likewise.
7502 (set_used_smts): Likewise.
7503 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
7504 call to set_used_smts.
7506 2008-07-07 Richard Guenther <rguenther@suse.de>
7508 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
7509 (new_var_info): Set it to false.
7510 (solution_set_add): Correctly handle pointers outside a var and
7512 (type_safe): Treat variables with is_full_var properly.
7513 (do_sd_constraint): Likewise.
7514 (do_ds_constraint): Likewise.
7515 (process_constraint): Remove zeroing offset for !use_field_sensitive.
7516 (get_constraint_for_ptr_offset): New function.
7517 (get_constraint_for_component_ref): For addresses at least include
7518 the last field of the variable. Handle is_full_vars properly.
7519 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
7520 (handle_ptr_arith): Remove.
7521 (find_func_aliases): Simplify assignment handling.
7522 (create_function_info_for): For parameter and result varinfos set
7524 (create_variable_info_for): Set is_full_var flag whenever we
7525 just created a single varinfo for a decl.
7526 (init_alias_vars): Initialize use_field_sensitive from
7527 max-fields-for-field-sensitive parameter.
7529 2008-07-07 Richard Guenther <rguenther@suse.de>
7531 PR tree-optimization/36713
7532 * tree-flow-inline.h (is_call_used): New function.
7533 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
7534 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
7535 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
7537 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7539 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
7541 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
7543 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
7545 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7546 Nathan Sidwell <nathan@codesourcery.com>
7548 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
7549 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
7551 * config/m68k/t-linux: New.
7552 * doc/install.texi: Document m68k-*-linux is now multilibbed by
7555 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
7557 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
7558 * config/m68k/m68k-devices.def: Remove multilibs that only differ
7561 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7563 * gcc.c (execute): Fix -Wc++-compat warning.
7565 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
7568 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
7569 constant for little endian.
7571 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
7573 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
7574 mips_base_mips16 instead of TARGET_MIPS16.
7575 (mips_base_mips16): Declare.
7576 * config/mips/mips.c (mips_base_mips16): Make global.
7577 (was_mips16_p): Remove GTY marker.
7578 (was_mips16_pch_p): New variable.
7579 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
7580 (mips_override_options): Force to non-MIPS16 mode initially.
7581 Do not complain about MIPS16 PIC incompatibilities here.
7582 Only allow -mgpopt if -mexplicit-relocs is in force for
7585 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
7587 * configure.ac: Check for caddr_t, define to char * if not defined.
7588 * configure: Regenerate.
7589 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
7590 (mmap_gt_pch_use_address): Likewise.
7591 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
7593 2008-07-06 Richard Guenther <rguenther@suse.de>
7595 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
7596 (new_var_info): Deal with it.
7597 (solution_set_add): Likewise.
7598 (bitpos_of_field): Make signed, fix.
7599 (struct fieldoff): Remove type and decl fields. Make size field
7600 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
7602 (fieldoff_compare): Deal with it.
7603 (push_fields_onto_fieldstack): Remove has_union argument, glob
7604 adjacent non-pointer fields together.
7605 (create_function_info_for): Do not set has_union.
7606 (create_variable_info_for): Simplify.
7608 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
7610 * config.gcc (extra_headers): Add cross-stdarg.h for target
7611 x86_64-*-* and i?86-*-*.
7612 * config/i386/cross-stdarg.h: New.
7613 * builtins.c (std_fn_abi_va_list): New.
7614 (std_canonical_va_list_type): New.
7615 (stabilize_va_list): Replace va_list_type_node use by
7616 mtarget.canonical_va_list_type.
7617 (gimplify_va_arg_expr): Likewise.
7618 (expand_builtin_va_copy): Replace va_list_type_node use by
7619 mtarget.fn_abi_va_list.
7620 * tree-sra.c (is_va_list_type): New helper.
7621 (decl_can_be_decomposed_p): Replace
7622 va_list_type_node use by is_va_list_type.
7623 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
7624 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7625 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
7626 * config/i386/i386-protos.h (ix86_get_valist_type): New.
7627 (ix86_enum_va_list): New.
7628 * config/i386/i386.c (sysv_va_list_type_node): New.
7629 (ms_va_list_type_node): New.
7630 (ix86_function_type_abi): Remove sorry.
7631 (ix86_build_builtin_va_list_abi): New.
7632 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
7634 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
7635 (ix86_init_builtins_va_builtins_abi): New.
7636 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
7638 (ix86_handle_abi_attribute): New.
7639 (attribute_spec): Add sysv_abi and ms_abi.
7640 (ix86_fn_abi_va_list): New.
7641 (ix86_canonical_va_list_type): New.
7642 (ix86_enum_va_list): New.
7643 (TARGET_FN_ABI_VA_LIST): New.
7644 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7645 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
7646 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
7647 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7648 (TARGET_ENUM_VA_LIST): New.
7649 * expr.h (std_fn_abi_va_list): New.
7650 (std_canonical_va_list_type): New.
7651 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
7652 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7653 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
7654 TARGET_CANONICAL_VA_LIST_TYPE.
7655 * target.h (struct gcc_target): Add fn_abi_va_list hook
7656 and canonical_va_list_type hook.
7658 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7660 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
7661 integral and pointer types.
7663 2008-07-04 Roger Sayle <roger@eyesopen.com>
7665 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
7666 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
7668 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
7671 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
7673 2008-07-04 Jakub Jelinek <jakub@redhat.com>
7675 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
7676 build_gimple_modify_stmt.
7677 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
7678 gimple operand. Use fold_build* instead of build*.
7680 2008-07-04 Richard Guenther <rguenther@suse.de>
7682 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
7683 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
7684 properly to compute the reachability set if we do field-sensitive PTA.
7685 * invoke.texi (max-fields-for-field-sensitive): Document default.
7686 * opts.c (decode_options): Set max-fields-for-field-sensitive to
7687 100 for optimize >= 2.
7689 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7691 * ggc-zone.c (lookup_page_table_if_allocated,
7692 set_page_table_entry, zone_find_object_size, alloc_small_page,
7693 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
7694 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
7695 -Wc++-compat and/or -Wcast-qual warnings.
7697 2008-07-04 Alan Modra <amodra@bigpond.net.au>
7700 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
7701 pic_offset_table_rtx to be marked as used here.
7702 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
7703 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
7704 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
7705 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
7708 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7710 * alloc-pool.c (hash_descriptor, eq_descriptor,
7711 alloc_pool_descriptor): Fix -Wc++-compat warnings.
7712 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
7714 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
7715 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
7716 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
7717 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
7720 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
7722 * tree-flow.h (loop_only_exit_p): Declare.
7723 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
7724 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
7725 the number of iterations if it is constant. Otherwise, if this is the
7726 only possible exit of the loop, use the conservative estimate on the
7727 number of iterations of the entire loop if available.
7729 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
7731 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
7732 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
7733 Add synchronization functions.
7734 * config/sync.c: New file.
7735 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
7736 (LIBGCC_SYNC_CFLAGS): Likewise.
7738 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
7741 * config/i386/i386.md (mode): Add TF to "mode" attribute.
7742 (*pushtf_sse): New insn pattern.
7743 (pushtf splitters): New splitters.
7745 2008-07-03 Michael Meissner <gnu@the-meissners.org>
7748 * predict.c (build_predict_expr): Use void_type_node for the tree
7749 type, instead of NULL_TREE.
7751 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
7753 * config/i386/i386.c (contains_aligned_value_p): Return true
7755 (ix86_data_alignment): Align TCmode to 128bits.
7756 (ix86_local_alignment): Likewise.
7758 2008-07-03 Andrew Haley <aph@redhat.com>
7761 * vec.h (VEC_TA): New.
7762 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
7763 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
7764 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
7765 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
7766 (C_COMMON_FIXED_TYPES): Remove first arg.
7767 (C_COMMON_FIXED_MODE_TYPES): Likewise.
7768 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
7769 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
7770 not to use empty macro arguments.
7772 2008-07-02 Joseph Myers <joseph@codesourcery.com>
7774 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
7775 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
7776 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
7777 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
7778 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
7779 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
7780 config/ia64/crtn.asm, config/m68hc11/larith.asm,
7781 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
7782 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
7783 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
7784 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
7785 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
7786 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
7787 config/rs6000/e500crtres64gpr.asm,
7788 config/rs6000/e500crtres64gprctr.asm,
7789 config/rs6000/e500crtrest32gpr.asm,
7790 config/rs6000/e500crtrest64gpr.asm,
7791 config/rs6000/e500crtresx32gpr.asm,
7792 config/rs6000/e500crtresx64gpr.asm,
7793 config/rs6000/e500crtsav32gpr.asm,
7794 config/rs6000/e500crtsav64gpr.asm,
7795 config/rs6000/e500crtsav64gprctr.asm,
7796 config/rs6000/e500crtsavg32gpr.asm,
7797 config/rs6000/e500crtsavg64gpr.asm,
7798 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
7799 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
7800 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
7801 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
7802 config/sparc/sol2-cn.asm: Remove .file directives.
7804 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
7806 * resource.c (mark_referenced_resources): Look inside
7807 UNSPEC_VOLATILEs and ASM_INPUTs.
7809 2008-07-02 Ian Lance Taylor <iant@google.com>
7811 * rtlanal.c (add_reg_note): New function.
7812 * rtl.h (add_reg_note): Declare.
7813 * auto-inc-dec.c (attempt_change): Use add_reg_note.
7814 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
7815 * builtins.c (expand_builtin_longjmp): Likewise.
7816 (expand_builtin_nonlocal_goto): Likewise.
7817 * calls.c (emit_call_1, expand_call): Likewise.
7818 * cfgexpand.c (add_reg_br_prob_note): Likewise.
7819 * cfglayout.c (fixup_reorder_chain): Likewise.
7820 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
7821 (commit_one_edge_insertion): Likewise.
7822 * combine.c (move_deaths, distribute_notes): Likewise.
7823 * df-problems.c (df_set_note): Likewise.
7824 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
7825 (set_unique_reg_note): Likewise.
7826 (emit_copy_of_insn_after): Likewise.
7827 * expr.c (expand_expr_real): Likewise.
7828 * gcse.c (add_label_notes): Likewise.
7829 * haifa-sched.c (create_check_block_twin): Likewise.
7830 * jump.c (mark_jump_label_1): Likewise.
7831 * loop-doloop.c (add_test, doloop_modify): Likewise.
7832 * loop-unswitch.c (compare_and_jump_seq): Likewise.
7833 * lower-subreg.c (move_eh_region_note): Likewise.
7834 * optabs.c (emit_libcall_block): Likewise.
7835 * predict.c (predict_insn): Likewise.
7836 (combine_predictions_for_insn): Likewise.
7837 * recog.c (peephole2_optimize): Likewise.
7838 * regmove.c (try_auto_increment): Likewise.
7839 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
7840 * reload.c (find_reloads): Likewise.
7841 * reload1.c (fixup_eh_region_note): Likewise.
7842 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
7843 * reorg.c (delete_prior_computation): Likewise.
7844 (delete_computation, dbr_schedule): Likewise.
7845 * config/pa/pa.c (legitimize_pic_address): Likewise.
7846 * config/sh/sh.c (sh_reorg): Likewise.
7848 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
7851 * config/libgcc-glibc.ver: Add %exclude.
7852 * config/m32r/libgcc-glibc.ver: Likwise.
7853 * config/s390/libgcc-glibc.ver: Likwise.
7854 * config/sh/libgcc-glibc.ver: Likwise.
7855 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
7857 * config/i386/libgcc-glibc.ver: New.
7859 * config/i386/libgcc-x86_64-glibc.ver: Removed.
7861 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
7863 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
7864 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
7865 i[34567]86-*-linux*, x86_64-*-linux*. Add
7866 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
7867 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
7868 x86_64-*-linux*. Add i386/t-linux to tmake_file for
7869 i[34567]86-*-linux*, x86_64-*-linux*.
7871 * libgcc-std.ver: Add empty GCC_4.4.0.
7873 * mkmap-symver.awk: Support multiple versions per symbol.
7875 * config/i386/i386.c (ix86_init_builtins): Always define
7876 __builtin_fabsq and __builtin_copysignq with fallbacks.
7877 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
7878 and __builtin_copysignq if SSE2 isn't available.
7880 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
7881 (LIBGCC2_TF_CEXT): Likwise.
7884 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
7886 * config/i386/sfp-machine.h: Moved to libgcc.
7888 * config/i386/sfp-machine.h: New.
7889 * config/i386/t-linux: Likwise.
7891 * config/i386/t-darwin: Remove softfp_wrap_start and
7893 * config/i386/t-darwin64: Likewise.
7895 * config/i386/t-fprules-softfp64: Renamed to ...
7896 * config/i386/t-fprules-softfp: This.
7898 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
7899 and softfp_wrap_end.
7901 2008-07-02 Jason Merrill <jason@redhat.com>
7903 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
7905 * tree.c (ctor_to_list): New fn.
7906 * tree.h: Declare it.
7907 (CONSTRUCTOR_ELT): New macro.
7908 (CONSTRUCTOR_NELTS): New macro.
7910 2008-07-02 Richard Guenther <rguenther@suse.de>
7912 * tree-ssa-structalias.c (struct variable_info): Reorder
7913 to fill padding on 64bit hosts. Make collapsed_to an int.
7914 (get_varinfo_fc): Deal with that.
7915 (new_var_info): Likewise.
7916 (collapse_rest_of_var): Likewise.
7918 2008-07-02 Joshua Sumali <jsumali@redhat.com>
7920 * doc/install.texi (--enable-java-home): Document.
7921 (--enable-aot-compile-rpm): Likewise.
7922 (--with-arch-directory): Likewise.
7923 (--with-os-directory): Likewise.
7924 (--with-origin-name): Likewise.
7925 (--with-arch-suffix): Likewise.
7926 (--with-jvm-root-dir): Likewise.
7927 (--with-jvm-jar-dir): Likewise.
7928 (--with-python-dir): Likewise.
7930 2008-07-02 Richard Guenther <rguenther@suse.de>
7932 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
7933 from decls explicitly. Merge operand checking from tuples.
7935 2008-07-02 Martin Jambor <mjambor@suse.cz>
7937 * tree-switch-conversion.c: Included timevar.h which I forgot before.
7939 2008-07-02 Martin Jambor <mjambor@suse.cz>
7941 * tree-switch-conversion.c: Included timevar.h
7942 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
7944 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
7946 2008-07-02 Martin Jambor <mjambor@suse.cz>
7948 * tree-switch-conversion.c: Corrected various comments and
7950 (build_constructors): Fixed minor formatting mistakes.
7952 * invoke.texi (Optimize Options): Corrected the
7953 switch-conversion-max-branch-ratio parameter.
7955 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
7957 * final.c (asm_insn_count): Return zero for an empty asm body.
7959 2008-07-02 Richard Guenther <rguenther@suse.de>
7961 * bitmap.h (bitmap_set_bit): Return bool.
7962 (bitmap_clear_bit): Likewise.
7963 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
7964 write to the bitmap if it would.
7965 (bitmap_clear_bit): Likewise.
7966 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
7967 bitmap_set_bit return value.
7968 (add_pred_graph_edge): Likewise.
7969 (add_graph_edge): Likewise.
7970 (do_sd_constraint): Likewise.
7971 (do_ds_constraint): Likewise.
7973 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7975 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
7976 Fix -Wc++-compat and/or -Wcast-qual warnings.
7977 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
7978 gen_regparm_prefix): Likewise.
7979 * vmsdbgout.c (write_modbeg, lookup_filename,
7980 vmsdbgout_source_line, vmsdbgout_init): Likewise.
7982 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
7984 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
7985 defaults.h definition apply.
7987 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
7989 * function.c (assign_parm_remove_parallels): New.
7990 (assign_parm_setup_block_p): Do not return true for non-BLKmode
7992 (assign_parm_setup_block): Do not handle them.
7993 (assign_parm_setup_reg, assign_parm_setup_stack): Call
7994 assign_parm_remove_parallels.
7996 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
7998 * c-typeck.c (convert_for_assignment): Use
7999 vector_targets_convertible_p.
8000 * c-common.c (vector_targets_convertible_p): New.
8001 * c-common.h (vector_targets_convertible_p): New prototype.
8002 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
8003 opaque_p_V2SI_type_node.
8005 2008-07-01 Steve Ellcey <sje@cup.hp.com>
8007 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
8010 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
8012 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
8013 TFmode constants via two element DImode vector for hosts with
8014 HOST_BITS_PER_WIDE_INT < 64.
8015 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
8016 also for HOST_BITS_PER_WIDE_INT < 64.
8018 2008-07-01 Richard Guenther <rguenther@suse.de>
8020 PR tree-optimization/36666
8021 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
8022 (get_constraint_exp_from_ssa_var): Split into ...
8023 (get_constraint_exp_for_temp): ... this ...
8024 (get_constraint_for_ssa_var): ... and that.
8025 Return constraint expressions for all touched sub-fields
8026 if the results address is not taken.
8027 (process_constraint): Remove assertion that aggregate
8028 assignments do not happen at this place.
8029 (get_constraint_for_component_ref): Add address_p argument.
8030 Return constraint expressions for all touched sub-fields
8031 if the results address is not taken.
8032 (do_deref): Use get_constraint_exp_for_temp.
8033 (get_constraint_for_1): Rename from ...
8034 (get_constraint_for): ... this. Add the old function as wrapper.
8035 (do_structure_copy): Use get_constraint_for_1.
8037 2008-07-01 Martin Jambor <mjambor@suse.cz>
8039 * Makefile.in (tree-switch-conversion.o): Add.
8040 (OBJS-common): Add tree-swtch-conversion.o.
8041 * passes.c (init_optimization_passes): Add pass_convert_switch.
8042 * tree-pass.h: (pass_convert_switch): Add.
8043 * tree-switch-conversion.c: New file.
8044 * gcc.dg/tree-ssa/cswtch.c: New testcase.
8045 * common.opt (ftree-cswtch): New option.
8046 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8047 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8048 * opts.c (decode_options): Set flag_tree_switch_conversion when
8049 optimization level is >= 2.
8050 * doc/invoke.texi (Optimize Options): Added description of
8051 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
8053 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8055 * config/darwin-driver.c (darwin_default_min_version): Fix
8056 -Wc++-compat warnings.
8058 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
8060 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
8063 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8065 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
8067 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8069 PR rtl-optimization/34744
8070 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
8071 (df_scan_free_internal): Free data structures not
8072 allocated in storage pools.
8073 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
8074 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
8075 df_scan_free_mws_vec.
8076 * dse.c (dse_step6): Free offset_map_p and offset_map_n
8079 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
8081 * config/i386/i386.c (contains_aligned_value_p): Return true
8083 (ix86_function_arg_boundary): Return its natural boundary
8085 (return_in_memory_32): Don't check TDmode.
8086 (ix86_split_to_parts): Support splitting into 4 parts and
8087 support TFmode for 32bit target.
8088 (ix86_split_long_move): Support splitting into 4 parts.
8089 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
8091 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
8092 (ix86_init_builtins): Here.
8093 (ix86_scalar_mode_supported_p): Always return true for TFmode.
8094 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
8095 'q' and 'w', respectively.
8097 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
8099 (movtf_internal): Likewise.
8100 (<code>tf2): Likewise.
8101 (*absnegtf2_sse): Likewise.
8102 (copysign<mode>3): Likewise.
8103 (copysign<mode>3_const): Likewise.
8104 (copysign<mode>3_var): Likewise.
8105 (define_split UNSPEC_COPYSIGN): Likewise.
8106 * config/i386/sse.md (*nandtf3): Likewise.
8107 (<code>tf3): Likewise.
8108 (*<code>tf3): Likewise.
8110 2008-06-30 Joey Ye <joey.ye@intel.com>
8111 H.J. Lu <hongjiu.lu@intel.com>
8113 * global.c (compute_regsets): Set frame_pointer_needed here.
8114 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
8116 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8118 * doc/install.texi (specific): Expand Windows build notes.
8120 2008-06-30 Ira Rosen <irar@il.ibm.com>
8122 PR tree-optimization/36648
8123 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
8124 number of prolog iterations by step. Fix the comment.
8126 2008-06-30 Richard Guenther <rguenther@suse.de>
8129 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
8130 handle calls from ECF_MALLOC functions.
8131 (handle_pure_call): ECF_MALLOC functions do not return
8133 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
8135 2008-06-29 Andreas Schwab <schwab@suse.de>
8137 * config/m68k/m68k.c (print_operand): Always print a float
8139 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
8140 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
8143 * config/rs6000/x-linux64: Remove never used file.
8145 2008-06-29 Richard Guenther <rguenther@suse.de>
8147 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
8149 (struct alias_info): Move ...
8150 * tree-ssa-alias.c: ... here.
8151 (update_alias_info): Declare.
8152 (compute_may_aliases): Call it.
8153 (update_alias_info): New function.
8154 * tree-ssa-structalias.c (update_alias_info): Move ...
8155 * tree-ssa-alias.c (update_alias_info_1): ... here.
8156 * tree-ssa-structalias.c (process_constraint_1): Remove
8157 unused from_call argument. Rename to ...
8158 (process_constraint): ... this. Delete old wrapper.
8159 (make_constraint_to): Adjust callers.
8160 (handle_const_call): Likewise.
8161 (handle_pure_call): Likewise.
8162 (init_base_vars): Likewise.
8163 (handle_lhs_call): Likewise. Remove unnecessary constraint.
8164 (find_func_aliases): We don't need structure copies for
8166 (make_constraint_from_anything): Remove.
8167 (create_variable_info_for): For globals make constraints
8168 from escaped, not from anything.
8169 (compute_points_to_sets): Do not call update_alias_info.
8170 (ipa_pta_execute): Use make_constraint_from.
8172 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8174 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
8175 (bitmap.o-warn, dominance.o-warn): New.
8176 * configure.ac (cxx_compat_warn): Delete.
8177 (loose_warn): Add -Wcast-qual and -Wc++-compat.
8178 * system.h: Remove #pragma diagnostic for -Wcast-qual and
8180 * configure: Regenerate.
8182 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
8185 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8187 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
8188 * df-scan.c (df_notes_rescan): Likewise.
8189 * ggc-page.c (set_page_table_entry): Likewise.
8190 * intl.c (gcc_gettext_width): Likewise.
8191 * varasm.c (get_unnamed_section, get_noswitch_section,
8192 get_section): Likewise.
8194 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
8196 * regrename.c (build_def_use): Don't copy RTX.
8198 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
8200 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
8201 (Type Attributes): Fix nesting of @table and @subsection. Adjust
8202 punctuation. Use @ref instead of @xref.
8203 (Function Names): Remove stray @display/@end display.
8204 (C++ Attributes): Use @ref instead of @xref.
8205 (Deprecated Features): Fix punctuation around @xref.
8206 (Backwards Compatibility): Likewise.
8207 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
8209 2008-06-28 Joseph Myers <joseph@codesourcery.com>
8211 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
8212 constants for E500 double.
8214 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8216 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
8217 element type of const_vector.
8219 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
8221 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
8222 Remove FLAGS_REG clobber from expander pattern.
8223 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
8224 (anddi3, andsi3, andhi3, andqi3): Ditto.
8225 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
8226 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
8227 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
8228 (ashlsi3, ashlhi3, ashlqi3): Ditto.
8229 (ashrsi3, ashrhi3, ashrqi3): Ditto.
8230 (lshrsi3, lshrhi3, lshrqi3): Ditto.
8231 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
8232 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
8234 2008-06-28 Richard Guenther <rguenther@suse.de>
8236 * tree-ssa-structalias.c (callused_id, var_callused,
8237 callused_tree): Add.
8238 (handle_pure_call): New function.
8239 (find_func_aliases): Call it.
8240 (find_what_p_points_to): Handle the call-used set.
8241 (clobber_what_escaped): Likewise.
8242 (compute_call_used_vars): New function.
8243 (init_base_vars): Init the call-used variable.
8244 (do_sd_constraint): Do not propagate the solution from CALLUSED
8245 but use CALLUSED as a placeholder.
8246 (solve_graph): Likewise.
8247 * tree-flow-inline.h (gimple_call_used_vars): New function.
8248 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
8249 (compute_call_used_vars): Declare.
8250 * tree-ssa-alias.c (set_initial_properties): Call
8251 compute_call_used_vars.
8252 (reset_alias_info): Clear call-used variables.
8253 (add_call_clobber_ops): Assert we are not called for const/pure
8254 functions. Remove handling of them.
8255 (add_call_read_ops): Handle pure functions by adding the
8256 call-used set of variables as VUSEs.
8257 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
8258 (delete_tree_ssa): Free it.
8259 * tree-dfa.c (remove_referenced_var): Clear the var from the
8262 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
8264 * tree.c (build_varargs_function_type_list): New.
8265 (build_function_type_list_1): New.
8266 (build_function_type_list): Use build_function_type_list_1.
8267 * tree.h (build_varargs_function_type_list): New.
8269 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8272 * config/spu/spu.c (spu_builtin_splats): Do not generate
8273 invalid CONST_VECTOR expressions.
8274 (spu_expand_vector_init): Likewise.
8276 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
8278 * optabs.c (libfunc_decls): New variable.
8279 (libfunc_decl_hash, libfunc_decl_eq): New functions.
8280 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
8281 for the same function twice.
8283 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
8285 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
8286 ix86_expand_binary_operator directly.
8287 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
8289 (*ashrti3_1): Ditto.
8290 (*lshrti3_1): Ditto.
8291 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
8292 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
8293 using only one splitter. Conditionaly execute splitter before or
8294 after peephole2 pass.
8295 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
8296 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
8297 Use only one alternative in asm template.
8298 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
8300 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
8301 "J" operand constraint for operand 2.
8302 (*ashldi3_cconly_rex64): Ditto.
8303 (*ashrdi3_cmp_rex64): Ditto.
8304 (*ashrdi3_cconly_rex64): Ditto.
8305 (*lshrdi3_cmp_rex64): Ditto.
8306 (*lshrdi3_cconly_rex64): Ditto.
8307 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
8308 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
8309 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
8312 2008-06-27 Jakub Jelinek <jakub@redhat.com>
8314 * gimplify.c (omp_is_private): Don't return true if decl is not
8315 already private on #pragma omp for or #pragma omp parallel for.
8318 * tree-cfg.c (struct move_stmt_d): Replace block field with
8319 orig_block and new_block fields.
8320 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
8321 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
8322 (move_block_to_fn): Replace vars_map and new_label_map arguments
8323 with struct move_stmt_d pointer.
8324 (replace_block_vars_by_duplicates): New function.
8325 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
8326 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
8327 all subblocks of ORIG_BLOCK to the new function. Call
8328 replace_block_vars_by_duplicates.
8329 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
8330 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
8331 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
8332 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
8333 (expand_omp): Temporarily set input_location to the location of
8334 region's controlling stmt.
8335 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
8336 BIND_EXPR, push ctx->block_vars and gimplification vars into
8337 the BIND_EXPR and its block's BLOCK_VARS instead of directly
8339 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
8340 there are any BLOCK_VARS.
8341 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
8342 OMP_PARALLEL or OMP_TASK stmt.
8343 (lower_omp): Save and restore input_location around the lower_omp_1
8346 2008-06-27 Richard Guenther <rguenther@suse.de>
8348 PR tree-optimization/36400
8349 PR tree-optimization/36373
8350 PR tree-optimization/36344
8351 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
8352 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
8353 (update_alias_info): Remove call clobbering code.
8354 (make_constraint_to): New helper function.
8355 (make_escape_constraint): Likewise.
8356 (handle_rhs_call): Use it on all pointer containing arguments.
8357 Also mark the static chain escaped.
8358 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
8359 instead of ANYTHING.
8360 (make_constraint_from): New helper split out from ...
8361 (make_constraint_from_anything): ... here.
8362 (find_func_aliases): Add constraints for escape sites.
8363 (intra_create_variable_infos): Make constraints from NONLOCAL
8365 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
8367 (clobber_what_p_points_to): Remove.
8368 (clobber_what_escaped): New function.
8369 (init_base_vars): Init NONLOCAL and ESCAPED.
8370 (do_sd_constraint): Do not propagate the solution from ESCAPED
8371 but use ESCAPED as a placeholder.
8372 (solve_graph): Likewise.
8373 * tree-flow.h (clobber_what_p_points_to): Remove.
8374 (clobber_what_escaped): Declare.
8375 * tree-ssa-alias.c (set_initial_properties): Call it.
8376 Remove code clobbering escaped pointers.
8378 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8380 * function.c (allocate_struct_function): Only allocate a unique
8381 funcdef_no if the decl is nonzero.
8383 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8385 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
8386 * config/mips/mips.c (mips_split_const_insns): New function.
8387 * config/mips/mips.md (move_type): New attribute.
8388 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
8389 (dword_mode): New attribute.
8390 (type): Avoid long line. Map "move_type"s to "type"s,
8391 choosing "multi" for doubleword moves if appropriate.
8392 Swap MTC/MFC comments to match their declaration order.
8393 (extended_mips16): Default to "yes" if "move_type" is "sll0",
8394 "type" is "branch" or "jal" is "direct".
8395 (length): Handle "extended_mips16" first. Make the default
8396 "0" for "ghost" instructions. Set the length from "move_type".
8397 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
8398 of "type", with "sll0" for the register alternative. Remove the
8399 "extended_mips16" attribute.
8400 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
8401 of "type", with "shift_shift" for the register alternative.
8402 Remove the "length" attribute.
8403 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
8404 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
8405 of "type", with "andi" for the register alternative.
8406 (*zero_extendqihi2): Likewise.
8407 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
8408 of "andi" instead of a "type" of "arith".
8409 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
8411 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
8412 (mov_<store>r, *mov<mode>_ra): Likewise.
8413 (extendsidi2): Use "move_type" instead of "type", with "move"
8414 for the register alternative.
8415 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
8416 of "type", with "signext" for the register alternative.
8417 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
8418 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
8419 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
8420 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
8421 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
8422 (unnamed branch insn): Likewise.
8423 (*movdi_gp32_fp64): Fold into...
8424 (*movdi_32bit): ...here.
8425 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
8426 (*movdf_hardfloat): ...this new pattern.
8427 (*movdf_softfloat): Remove redundant FPR alternatives.
8428 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
8429 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
8430 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
8431 the "move" attribute.
8432 (*movdi_32bit): Use "move_type" instead of "type" and remove the
8433 "length" attribute. Use "fpload" and "fpstore" instead of "load"
8434 and "store" for COP loads and stores.
8435 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
8436 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
8437 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
8438 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
8439 (*movtf_mips16, *movv2sf): Likewise.
8440 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
8441 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
8442 (mfhc1<mode>): Use "move_type" instead of "move".
8443 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
8444 (loadgp_blockage): Remove the "length" attribute.
8445 (blockage, set_got_version, update_got_version): Likewise.
8446 (call_internal): Remove the "extended_mips16" attribute.
8447 (call_value_internal, call_value_multiple_internal): Likewise.
8448 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
8450 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
8451 the "length" attribute.
8453 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8455 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
8456 -Wcast-qual warnings.
8457 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
8458 handle_pragma_pop_macro): Likewise.
8459 * collect2.c (resolve_lib_name): Likewise.
8460 * config/arc/arc.c (arc_init): Likewise.
8461 * config/arm/arm.c (neon_builtin_compare,
8462 locate_neon_builtin_icode): Likewise.
8463 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
8464 * config/bfin/bfin.c (bfin_init_machine_status,
8465 bfin_optimize_loop): Likewise.
8466 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
8467 * config/cris/cris.c (cris_init_expanders): Likewise.
8468 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
8469 * config/darwin.c (machopic_indirection_eq,
8470 machopic_indirection_name, machopic_output_indirection): Likewise.
8471 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
8472 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
8473 frv_optimize_membar): Likewise.
8474 * config/i386/cygwin.h (mingw_scan,
8475 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
8476 * config/i386/cygwin1.c (mingw_scan): Likewise.
8477 * config/i386/i386.c (machopic_output_stub): Likewise.
8478 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
8479 i386_pe_unique_section): Likewise.
8480 * config/ia64/ia64.c (ia64_init_machine_status,
8481 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
8483 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
8484 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
8485 * config/m68k/m68k.c (m68k_handle_option,
8486 m68k_sched_md_init_global): Likewise.
8487 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
8488 mcore_unique_section): Likewise.
8489 * config/mips/mips.c (mips_block_move_straight,
8490 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
8492 * config/mmix/mmix.c (mmix_init_machine_status,
8493 mmix_encode_section_info): Likewise.
8494 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
8495 * config/rs6000/rs6000.c (rs6000_init_machine_status,
8496 print_operand_address, output_toc, redefine_groups,
8497 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
8498 * config/s390/s390.c (s390_init_machine_status): Likewise.
8499 * config/score/score.c (score_block_move_straight,
8500 score_block_move_loop_body): Likewise.
8501 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
8502 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
8503 * emit-rtl.c (find_auto_inc): Likewise.
8504 * gcc.c (translate_options, process_command): Likewise.
8505 * reorg.c (dbr_schedule): Likewise.
8506 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
8507 * xcoffout.c (xcoffout_declare_function): Likewise.
8509 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
8511 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
8512 ipa-pta working again.
8514 2008-06-27 David Edelsohn <edelsohn@gnu.org>
8516 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
8519 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
8521 * config.gcc (powerpc*-*-*): Add new core e500mc.
8522 * config/rs6000/e500mc.md: New file.
8523 * config/rs6000/rs6000.c (processor_costs): Add new costs for
8525 (rs6000_override_options): Add e500mc case to
8526 processor_target_table. Altivec and Spe options not allowed
8527 with e500mc. Add isel instruction to e500mc by
8528 default. Initialize rs6000_cost for e500mc.
8529 (rs6000_issue_rate): Set issue rate for e500mc.
8530 * config/rs6000/rs6000.h (processor_type): Add
8531 PROCESSOR_PPCE500MC.
8532 (ASM_CPU_SPEC): Add e500mc.
8533 Set TARGET_ISEL to rs6000_isel.
8534 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
8535 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
8536 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
8538 * doc/invoke.texi: Add e500mc to list of cpus.
8540 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8543 * c-lex.c (lex_charconst): Initialize unsignedp.
8545 2008-06-27 Olivier Hainque <hainque@adacore.com>
8547 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
8548 documented assumptions.
8550 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
8552 * dwarf2out.c: Remove trailing white spaces. Break long line
8555 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
8557 * libfuncs.h (LTI_synchronize): New libfunc_index.
8558 (synchronize_libfunc): Declare.
8559 * builtins.c (expand_builtin_synchronize): Consider using
8560 synchronize_libfunc before falling back on an asm blockage.
8561 * config/mips/mips.c: Include libfuncs.h
8562 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
8564 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
8566 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
8567 parameter. Copy stack_reg to r11 where appropriate.
8568 (no_global_regs_above): Add gpr parameter.
8569 (rs6000_stack_info): Only add padding for SPE save area if we
8570 are saving SPE GPRs and CR.
8571 (saveres_routine_syms): New variable.
8572 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
8574 (rs6000_savres_routine_sym): New function.
8575 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
8577 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
8578 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
8579 Tweak FPR out-of-line saving.
8580 (rs6000_make_savres_rtx): New function.
8581 (rs6000_use_multiple_p): New function.
8582 (rs6000_savres_strategy): New function.
8583 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
8584 out-of-line if appropriate.
8585 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
8586 if we are optimizing for size.
8587 (GP_SAVE_INLINE): Define.
8588 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
8589 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
8590 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
8591 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
8592 (*save_fpregs_<mode>): Add use of r11.
8593 (*restore_gpregs_<mode>): New insn.
8594 (*return_and_restore_gpregs_<mode>): New insn.
8595 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
8597 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
8598 (*restore_gpregs_spe): New insn.
8599 (*return_and_restore_gpregs_spe): New insn.
8600 * config/rs6000/predicates.md (save_world_operation): Fix check.
8602 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8604 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
8605 this point, so assert that.
8607 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8609 * cfganal.c: Include vec.h and vecprim.h.
8610 (compute_idf): Import from...
8611 * tree-into-ssa (compute_idf): ...here.
8612 * basic-block.h (compute_idf): Export.
8614 2008-06-26 Joseph Myers <joseph@codesourcery.com>
8616 * c-decl.c (merge_decls): Use !current_function_decl to check for
8617 extern declaration of C99 inline function being at file scope.
8619 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
8621 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
8623 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8625 * alias.c (record_alias_subset, init_alias_analysis): Fix
8626 -Wc++-compat and/or -Wcast-qual warnings.
8627 * attribs.c (lookup_attribute_spec): Likewise.
8628 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
8629 copy_bb, connect_traces,
8630 find_rarely_executed_basic_blocks_and_cr): Likewise.
8631 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
8632 note_btr_set, migrate_btr_defs): Likewise.
8633 * builtins.c (result_vector, expand_builtin_memcpy,
8634 expand_builtin_mempcpy_args, expand_builtin_strncpy,
8635 builtin_memset_read_str, expand_builtin_printf,
8636 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
8638 * caller-save.c (mark_set_regs): Likewise.
8639 * calls.c (expand_call, emit_library_call_value_1): Likewise.
8640 * cgraph.c (cgraph_edge): Likewise.
8641 * combine.c (likely_spilled_retval_1): Likewise.
8642 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
8643 htab_counts_entry_del, get_coverage_counts): Likewise.
8644 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
8645 new_cselib_val): Likewise.
8646 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
8647 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
8649 * df-core.c (df_compact_blocks): Likewise.
8650 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
8651 * df-scan.c (df_grow_reg_info, df_ref_create,
8652 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
8653 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
8654 df_record_entry_block_defs, df_record_exit_block_uses,
8655 df_bb_verify): Likewise.
8656 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
8657 DF_REF_EXTRACT_MODE_CONST): New.
8658 * dominance.c (get_immediate_dominator, get_dominated_by,
8659 nearest_common_dominator, root_of_dom_tree,
8660 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
8661 -Wc++-compat and/or -Wcast-qual warnings.
8662 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
8663 record_store, replace_read, check_mem_read_rtx, scan_insn,
8664 dse_step1, dse_record_singleton_alias_set): Likewise.
8665 * dwarf2asm.c (dw2_force_const_mem): Likewise.
8667 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8669 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
8670 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
8671 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
8672 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
8673 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
8674 add_ranges_num, add_ranges_by_labels, file_info_cmp,
8675 file_name_acquire, output_file_names, add_const_value_attribute,
8676 premark_used_types_helper, file_table_eq, file_table_hash,
8677 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
8678 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
8679 -Wcast-qual warnings.
8680 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
8681 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
8682 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
8683 gen_reg_rtx, start_sequence, init_emit): Likewise.
8684 * et-forest.c (et_new_occ, et_new_tree): Likewise.
8685 * except.c (init_eh_for_function, gen_eh_region,
8686 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
8687 arh_to_landing_pad, arh_to_label, add_action_record,
8688 add_call_site, switch_to_exception_section): Likewise.
8689 * expmed.c (synth_mult): Likewise.
8690 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
8691 store_expr): Likewise.
8692 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
8694 * function.c (assign_stack_temp_for_type,
8695 allocate_struct_function, match_asm_constraints_1): Likewise.
8696 * gcov-io.c (gcov_allocate): Likewise.
8697 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
8698 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
8699 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
8700 record_one_set, insert_expr_in_table, insert_set_in_table,
8701 dump_hash_table, compute_hash_table_work, alloc_hash_table,
8702 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
8703 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
8704 -Wcast-qual warnings.
8706 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8708 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
8709 -Wcast-qual warnings.
8710 * gcc.c (process_command): Likewise.
8711 * genattrtab.c (oballoc): Use XOBNEW.
8712 (oballocvec): Define.
8713 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
8714 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
8715 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
8716 -Wc++-compat and/or -Wcast-qual warnings.
8717 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
8718 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
8719 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
8720 gen_presence_absence_set, gen_automaton, gen_regexp_el,
8721 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
8722 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
8723 add_excls, process_presence_absence_names,
8724 process_presence_absence_patterns, add_presence_absence,
8725 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
8726 get_free_state, add_arc, get_free_automata_list_el,
8727 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
8728 transform_3, cache_presence, create_ainsns, create_automata,
8729 create_state_ainsn_table, dfa_insn_code_enlarge,
8730 output_trans_func, output_min_issue_delay_func,
8731 output_dead_lock_func, output_reset_func,
8732 output_get_cpu_unit_code_func, output_dfa_start_func,
8733 expand_automata): Likewise.
8734 * genextract.c (gen_insn): Likewise.
8735 * gengtype-lex.l: Likewise.
8736 * gengtype.c (read_input_list, adjust_field_type,
8737 process_gc_options): Likewise.
8738 * genoutput.c (note_constraint): Likewise.
8739 * genpreds.c (mangle, add_constraint): Likewise.
8740 * genrecog.c (process_define_predicate, new_decision,
8741 add_to_sequence): Likewise.
8742 * gensupport.c (record_insn_name): Likewise.
8744 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8746 * config/i386/driver-i386.c (detect_caches_amd,
8747 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
8748 and/or -Wcast-qual warnings.
8749 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
8750 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
8751 gt_pch_save): Likewise.
8752 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
8753 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
8754 * global.c (compute_regsets): Likewise.
8755 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
8756 finish_graph_dump_file): Likewise.
8757 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
8758 unlink_bb_notes): Likewise.
8759 * integrate.c (get_hard_reg_initial_val): Likewise.
8760 * ipa-prop.c (ipa_push_func_to_list): Likewise.
8761 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
8762 * local-alloc.c (update_equiv_regs): Likewise.
8763 * loop-invariant.c (check_invariant_table_size,
8764 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
8766 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
8767 altered_reg_used, mark_altered): Likewise.
8768 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
8769 insert_var_expansion_initialization,
8770 combine_var_copies_in_loop_exit, apply_opt_in_copies,
8771 release_var_copies): Likewise.
8772 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
8773 analyze_matrix_decl, add_allocation_site, analyze_transpose,
8774 analyze_accesses_for_phi_node, check_var_notmodified_p,
8775 check_allocation_function, find_sites_in_func,
8776 record_all_accesses_in_func, transform_access_sites,
8777 transform_allocation_sites): Likewise.
8778 * omp-low.c (new_omp_region, create_omp_child_function_name,
8779 check_omp_nesting_restrictions, check_combined_parallel,
8780 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
8781 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
8782 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
8783 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
8785 * opts-common.c (prune_options): Likewise.
8786 * opts.c (add_input_filename, print_filtered_help,
8787 get_option_state): Likewise.
8788 * params.c (add_params): Likewise.
8789 * passes.c (set_pass_for_id, next_pass_1,
8790 do_per_function_toporder, pass_fini_dump_file): Likewise.
8791 * postreload.c (reload_cse_simplify_operands): Likewise.
8792 * predict.c (tree_predicted_by_p, tree_predict_edge,
8793 clear_bb_predictions, combine_predictions_for_bb): Likewise.
8795 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8797 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
8799 * recog.c (check_asm_operands, validate_change_1): Likewise.
8800 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
8801 subst_asm_stack_regs): Likewise.
8802 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
8803 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
8804 * regmove.c (reg_is_remote_constant_p): Likewise.
8805 * regrename.c (regrename_optimize, scan_rtx_reg,
8806 kill_clobbered_value, kill_set_value, kill_autoinc_value):
8808 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
8809 regstat_compute_calls_crossed): Likewise.
8810 * reload1.c (init_reload, new_insn_chain,
8811 has_nonexceptional_receiver, reload, copy_reloads,
8812 calculate_needs_all_insns, init_elim_table): Likewise.
8813 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
8814 * rtl.c (shallow_copy_rtx_stat): Likewise.
8815 * rtlanal.c (parms_set): Likewise.
8816 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
8817 sbitmap_resize, sbitmap_vector_alloc): Likewise.
8818 * sched-ebb.c (earliest_block_with_similiar_load,
8819 add_deps_for_risky_insns): Likewise.
8820 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
8821 schedule_region): Likewise.
8822 * see.c (eq_descriptor_pre_extension,
8823 hash_descriptor_pre_extension, hash_del_pre_extension,
8824 eq_descriptor_properties, hash_descriptor_properties,
8825 hash_del_properties, see_seek_pre_extension_expr,
8826 see_initialize_data_structures, see_print_register_properties,
8827 see_print_pre_extension_expr, see_delete_merged_def_extension,
8828 see_delete_unmerged_def_extension, see_emit_use_extension,
8829 see_pre_delete_extension, see_map_extension, see_commit_changes,
8830 see_analyze_merged_def_local_prop,
8831 see_analyze_merged_def_local_prop,
8832 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
8833 see_set_prop_merged_def, see_set_prop_unmerged_def,
8834 see_set_prop_unmerged_use, see_print_one_extension,
8835 see_merge_one_use_extension, see_merge_one_def_extension,
8836 see_store_reference_and_extension, see_update_uses_relevancy,
8837 see_update_defs_relevancy): Likewise.
8838 * statistics.c (hash_statistics_hash, hash_statistics_eq,
8839 hash_statistics_free, curr_statistics_hash): Likewise.
8840 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
8841 expand_asm_operands, expand_return, case_bit_test_cmp,
8842 expand_case): Likewise.
8843 * stor-layout.c (start_record_layout): Likewise.
8844 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
8845 gt_pch_save_stringpool): Likewise.
8846 * tree-data-ref.c (hash_stmt_vertex_info,
8847 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
8848 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
8850 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
8853 * config/i386/i386.md : Change constraints of HImode and QImode
8854 immediate operands from "i" to "n". Change SImode "ni" constraint to
8855 "i" and SImode "rmi" constraint to "g". Remove all constraints
8856 from const0_operand and const1_operand predicated operands.
8857 (i): Change QImode and HImode attribute from "i" to "n".
8858 (*subqi_2): Change HImode operands to QImode.
8861 2008-06-25 Olivier Hainque <hainque@adacore.com>
8863 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
8866 2008-06-25 Richard Guenther <rguenther@suse.de>
8868 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
8869 not overflow the result type.
8871 2008-06-25 Richard Guenther <rguenther@suse.de>
8873 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
8874 (vn_lookup): Likewise.
8876 2008-06-25 Richard Guenther <rguenther@suse.de>
8878 PR tree-optimization/35518
8879 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
8880 * tree-sra.c (instantiate_element): Use fold_build3 to build
8882 (try_instantiate_multiple_fields): Likewise.
8884 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8886 * config/rs6000/rs6000.md: Change all string instruction's clobber to
8889 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8891 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
8892 use_backchain_to_restore_sp to true
8893 if the offset of the link register save area would go over the 32k - 1
8894 offset limit of the load
8897 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
8899 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
8900 anchor for the type-punning blurb. Cross-reference "Structures
8901 unions enumerations and bit-fields implementation". Provide a
8902 cast-through-pointer example. Make final sentence self-contained.
8903 * doc/implement-c.texi (Structures unions enumerations and
8904 bit-fields implementation): Cross-reference the type-punning blurb
8905 in the -fstrict-aliasing documentation.
8907 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8910 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
8911 the memory instead of the memory itself for the save area.
8913 2008-06-24 Olivier Hainque <hainque@adacore.com>
8914 Nicolas Roche <roche@adacore.com>
8916 * gengtype.c (srcdir_len): size_t instead of int.
8917 (get_file_realbasename): New function. For F a filename, the real
8918 basename of F, with all the path components stripped.
8919 (get_file_srcdir_relative_path): New function. For F a filename, the
8920 relative path to F from $(srcdir).
8921 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
8922 get_file_realbasename. Adjust the head comment.
8923 (get_prefix_langdir_index): New function. For F a filename, return the
8924 lang_dir_names[] relative index of the language directory that is
8926 (get_file_langdir): For F a filename, return the name of the language
8927 directory where F is located.
8928 (get_file_gtfilename): New function. The gt- output file name for an
8930 (get_output_file_with_visibility): Replace in-line computations with
8931 uses of get_file_gtfilename and get_prefix_langdir_index.
8932 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
8934 2008-06-24 Jakub Jelinek <jakub@redhat.com>
8936 PR tree-optimization/36504
8937 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
8938 references without base address.
8940 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
8943 * calls.c (expand_call): Increase alignment for recursive functions.
8945 2008-06-23 Anatoly Sokolov <aesok@post.ru>
8947 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
8948 (TARGET_FUNCTION_VALUE): New define.
8949 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
8950 * config/avr/avr.h (FUNCTION_VALUE): Remove.
8952 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
8954 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
8955 (fmod<mode>3): Ditto.
8956 (remainderxf3): Ditto.
8957 (remainder<mode>3): Ditto.
8959 2008-06-23 Jakub Jelinek <jakub@redhat.com>
8962 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
8963 REG is a hard register.
8965 PR tree-optimization/36508
8966 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
8967 499, don't check it at all in release compilers.
8969 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
8971 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
8972 together with SSE_TARGET_MATH to disable insn pattern.
8973 (*fop_<MODEF:mode>_2_i387): Ditto.
8974 (*fop_<MODEF:mode>_3_i387): Ditto.
8976 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
8978 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
8980 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8983 * gimplify.c (gimplify_asm_expr): Check the return code of
8984 parse_output_constraint call, set function return and is_inout
8987 2008-06-22 Ian Lance Taylor <iant@google.com>
8989 * c-lex.c (narrowest_unsigned_type): Change itk to int.
8990 (narrowest_signed_type): Likewise.
8991 * c-typeck.c (c_common_type): Change local variable mclass to enum
8993 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
8994 tcc_comparison, not the tree code itself.
8995 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
8996 (c_expand_expr): Cast modifier to enum expand_modifier.
8997 * c-common.h (C_RID_CODE): Add casts.
8998 (C_SET_RID_CODE): Define.
8999 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
9000 (c_lex_one_token): Add cast to avoid warning.
9001 (c_parser_objc_type_name): Rename local typename to type_name.
9002 (check_no_duplicate_clause): Change code parameter to enum
9004 (c_parser_omp_var_list_parens): Change kind parameter to enum
9006 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
9007 c_parser_omp_list_var_parens.
9008 (c_parser_omp_threadprivate): Likewise.
9009 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
9010 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
9011 * c-format.c (NO_FMT): Define.
9012 (printf_length_specs): Use NO_FMT.
9013 (asm_fprintf_length_specs): Likewise.
9014 (gcc_diag_length_specs): Likewise.
9015 (scanf_length_specs): Likewise.
9016 (strfmon_length_specs): Likewise.
9017 (gcc_gfc_length_specs): Likewise.
9018 (printf_flag_specs): Change 0 to STD_C89.
9019 (asm_fprintf_flag_specs): Likewise.
9020 (gcc_diag_flag_specs): Likewise.
9021 (gcc_cxxdiag_flag_specs): Likewise.
9022 (scanf_flag_specs): Likewise.
9023 (strftime_flag_specs): Likewise.
9024 (strfmon_flag_specs): Likewise.
9025 (print_char_table): Likewise.
9026 (asm_fprintf_char_table): Likewise.
9027 (gcc_diag_char_table): Likewise.
9028 (gcc_tdiag_char_table): Likewise.
9029 (gcc_cdiag_char_table): Likewise.
9030 (gcc_cxxdiag_char_table): Likewise.
9031 (gcc_gfc_char_table): Likewise.
9032 (scan_char_table): Likewise.
9033 (time_char_table): Likewis.
9034 (monetary_char_table): Likewise.
9035 * c-format.h (BADLEN): Likewise.
9037 2008-06-21 Ian Lance Taylor <iant@google.com>
9039 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
9040 Define END_OF_BASE_TREE_CODES around inclusion.
9041 * tree.c (tree_code_type): New global array.
9042 (tree_code_length, tree_code_name): Likewise.
9043 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
9045 (all-tree.def, s-alltree): New targets.
9046 (gencheck.h, s-gencheck): Remove.
9047 (tree.o): Depend upon all-tree.def.
9048 (build/gencheck.o): Remove gencheck.h dependency.
9049 (mostlyclean): Don't remove gencheck.h.
9050 * c-common.h (enum c_tree_code): Remove.
9051 * c-lang.c (tree_code_type): Remove.
9052 (tree_code_length, tree_code_name): Remove.
9053 * gencheck.c (tree_codes): Include all-tree.def, rather than
9054 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
9056 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
9058 * cp/cp-tree.h (enum cplus_tree_code): Remove.
9059 (operator_name_info): Size to MAX_TREE_CODES.
9060 (assignment_operator_name_info): Likewise.
9061 * cp/cp-lang.c (tree_code_type): Remove.
9062 (tree_code_length, tree_code_name): Remove.
9063 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
9064 (assignment_operator_name_info): Likewise.
9065 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
9067 * cp/mangle.c (write_expression): Likewise.
9068 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
9069 * fortran/f95-lang.c (tree_code_type): Remove.
9070 (tree_code_length, tree_code_name): Remove.
9071 * java/java-tree.h (enum java_tree_code): Remove.
9072 * java/lang.c (tree_code_type): Remove.
9073 (tree_code_length, tree_code_name): Remove.
9074 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
9075 * objc/objc-act.h (enum objc_tree_code): Remove.
9076 * objc/objc-lang.c (tree_code_type): Remove.
9077 (tree_code_length, tree_code_name): Remove.
9078 * objcp/objcp-lang.c (tree_code_type): Remove.
9079 (tree_code_length, tree_code_name): Remove.
9080 * ada/ada-tree.h (enum gnat_tree_code): Remove.
9081 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
9082 * ada/misc.c (tree_code_type): Remove.
9083 (tree_code_length, tree_code_name): Remove.
9085 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
9087 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
9088 the grand_bitmap_obstack.
9090 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9092 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
9093 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
9094 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
9095 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
9096 move_stmt_r, new_label_mapper): Likewise.
9097 * tree-complex.c (cvc_lookup): Likewise.
9098 * tree-dfa.c (create_function_ann): Likewise.
9099 * tree-dump.c (dump_register): Likewise.
9100 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
9101 find_phi_replacement_condition): Likewise.
9102 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
9103 tree_function_versioning): Likewise.
9104 * tree-into-ssa.c (cmp_dfsnum): Likewise.
9105 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
9106 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
9107 get_nonlocal_debug_decl, convert_nonlocal_reference,
9108 convert_nonlocal_omp_clauses, get_local_debug_decl,
9109 convert_local_reference, convert_local_omp_clauses,
9110 convert_nl_goto_reference, convert_nl_goto_receiver,
9111 convert_tramp_reference, convert_call_expr): Likewise.
9112 * tree-outof-ssa.c (contains_tree_r): Likewise.
9113 * tree-parloops.c (reduction_phi, initialize_reductions,
9114 eliminate_local_variables_1, add_field_for_reduction,
9115 add_field_for_name, create_phi_for_local_result,
9116 create_call_for_reduction_1, create_loads_for_reductions,
9117 create_stores_for_reduction, create_loads_and_stores_for_name):
9119 * tree-phinodes.c (allocate_phi_node): Likewise.
9120 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
9121 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
9122 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
9123 * tree-ssa-coalesce.c (compare_pairs): Likewise.
9124 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
9125 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
9126 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
9127 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
9128 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
9129 vn_nary_op_insert): Likewise.
9130 * tree-ssa.c (redirect_edge_var_map_add,
9131 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
9132 * tree-vectorizer.c (vectorize_loops): Likewise.
9133 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
9134 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
9135 tree_cons_stat, build1_stat, build_variant_type_copy,
9136 decl_init_priority_lookup, decl_fini_priority_lookup,
9137 decl_priority_info, decl_restrict_base_lookup,
9138 decl_restrict_base_insert, decl_debug_expr_lookup,
9139 decl_debug_expr_insert, decl_value_expr_lookup,
9140 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
9141 type_hash_add, get_file_function_name, tree_check_failed,
9142 tree_not_check_failed, tree_range_check_failed,
9143 omp_clause_range_check_failed, build_omp_clause,
9144 build_vl_exp_stat): Likewise.
9145 * value-prof.c (gimple_histogram_value,
9146 gimple_duplicate_stmt_histograms): Likewise.
9147 * var-tracking.c (attrs_list_insert, attrs_list_copy,
9148 unshare_variable, variable_union_info_cmp_pos, variable_union,
9149 dataflow_set_different_1, dataflow_set_different_2,
9150 vt_find_locations, variable_was_changed, set_variable_part,
9151 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
9152 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
9153 section_entry_hash, object_block_entry_eq,
9154 object_block_entry_hash, create_block_symbol,
9155 initialize_cold_section_name, default_function_rodata_section,
9156 strip_reg_name, set_user_assembler_name, const_desc_eq,
9157 build_constant_desc, output_constant_def, lookup_constant_def,
9158 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
9159 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
9160 default_internal_label): Likewise.
9161 * varray.c (varray_init, varray_grow): Likewise.
9162 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
9164 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
9166 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
9167 operators for "test" insn. Macroize insn using SWI mode macro.
9168 (*jcc_fused_2): Ditto.
9169 (*jcc_fused_3): Macroize insn using SWI mode macro.
9170 (*jcc_fused_4): Ditto.
9172 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
9174 * tree-ssa-pre.c: Fix typo in comment.
9175 (init_antic, fini_antic): Add explicit funtions for
9176 initializing and deinitializing ANTIC and AVAIL sets.
9177 (create_expression_by_pieces): Fix typo in comment.
9178 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
9179 (execute_pre): Eventually dump details about ANTIC_IN.
9181 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9183 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
9184 * gcc.c (translate_options, init_spec, store_arg, read_specs,
9185 add_to_obstack, file_at_path, find_a_file, execute,
9186 add_preprocessor_option, add_assembler_option, add_linker_option,
9187 process_command, insert_wrapper, do_option_spec, do_self_spec,
9188 spec_path, do_spec_1, is_directory, main, used_arg,
9189 getenv_spec_function): Likewise.
9190 * tlink.c (symbol_hash_lookup, file_hash_lookup,
9191 demangled_hash_lookup, symbol_push, file_push, frob_extension):
9194 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9196 * doc/rtl.texi: Updated subreg section.
9198 2008-06-19 Jakub Jelinek <jakub@redhat.com>
9201 * cgraphunit.c (cgraph_process_new_functions): Don't clear
9202 node->needed and node->reachable.
9203 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
9204 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
9205 (expand_task_call): Don't call expand_task_copyfn.
9206 (expand_task_copyfn): Renamed to...
9207 (finalize_task_copyfn): ... this.
9209 2008-06-19 Jan Hubicka <jh@suse.cz>
9211 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
9212 clobbering framepointer.
9214 2008-06-19 Jan Hubicka <jh@suse.cz>
9216 * tree-optimize.c (execute_early_local_optimizations): Set
9217 cgraph_state only at first invocation.
9219 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9221 * system.h (-Wc++-compat): Activate as a warning, no an error.
9223 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9225 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
9226 instead of "#" in insn asm template.
9227 (*jcc_fused_2): Ditto.
9229 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9231 * config/i386/i386.h (ix86_tune_indices)
9232 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
9233 (TARGET_FUSE_CMP_AND_BRANCH): New define.
9234 * config/i386/i386.md (*jcc_fused_1): New insn pattern
9235 (*jcc_fused_2): Ditto.
9236 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
9237 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
9238 (print operand): Handle 'E' and 'e' code.
9240 2008-06-19 Anatoly Sokolov <aesok@post.ru>
9242 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
9243 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9244 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9246 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
9248 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
9250 (cgraph_expand_function): Use local copy of decl.
9251 (cgraph_expand_all_functions): Remove redundant initialization of
9253 (cgraph_optimize): Reword internal_error message.
9255 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
9257 * arm-protos.h (arm_return_in_memory): Remove public
9258 arm_return_in_memory() prototype.
9259 * arm.c (arm_return_in_memory): Add static prototype, add target
9260 hook macro, change definition and comments.
9261 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
9263 2008-06-19 Ben Elliston <bje@au.ibm.com>
9265 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
9266 real.c: Remove references to IEEE 754R.
9267 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
9268 * doc/libgcc.texi (Decimal float library routines): Likewise.
9270 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9272 * targhooks.h (struct gcc_target): New member unwind_word_mode.
9273 (default_unwind_word_mode): Add prototype.
9274 * targhooks.c (default_unwind_word_mode): New function.
9275 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
9276 instead of word_mode.
9277 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
9278 (TARGET_INITIALIZER): Use it.
9280 * c-common.c (handle_mode_attribute): Support "unwind_word"
9282 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
9284 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
9285 word_mode to access SjLj_Function_Context member "data".
9286 (sjlj_emit_dispatch_table): Likewise. Also, perform type
9287 conversion from targetm.eh_return_filter_mode () to
9288 targetm.unwind_word_mode () if they differ.
9290 * builtin-types.def (BT_UNWINDWORD): New primitive type.
9291 (BT_FN_UNWINDWORD_PTR): New function type.
9292 (BT_FN_WORD_PTR): Remove.
9293 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
9294 * except.c (expand_builtin_extend_pointer): Convert pointer to
9295 targetm.unwind_word_mode () instead of word_mode.
9297 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
9298 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
9299 (spu_unwind_word_mode): New function.
9300 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
9301 (TARGET_UNWIND_WORD_MODE): Define.
9302 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
9304 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9306 * config/spu/spu.c (reg_align): Remove.
9307 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
9308 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
9309 (spu_split_store): Likewise.
9311 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
9313 * gcc/tree-vn.c: Fix typo in comment.
9315 2008-06-18 Jan Hubicka <jh@suse.cz>
9317 * cgraphunit.c (cgraph_optimize): Output debug info when doing
9318 toplevel reorder too.
9320 2008-06-18 Jan Hubicka <jh@suse.cz>
9322 * c-opts.c (c_common_post_options): PCH is not compatible with
9324 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
9325 -fno-toplevel-reorder by default now.
9327 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9329 PR documentation/30739
9330 * doc/install.texi (Prerequisites): Document dependency on awk.
9332 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
9333 Ian Lance Taylor <iant@google.com>
9335 PR rtl-optimization/35604
9336 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
9337 only want to change jump destinations, not eventual label comparisons.
9339 2008-06-16 Jan Hubicka <jh@suse.cz>
9341 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
9343 (cgraph_analyze_function): Likewise.
9345 2008-06-16 Jan Hubicka <jh@suse.cz>
9347 * cgraph.h (cgraph_mark_if_needed): New function.
9348 * cgraphunit.c (cgraph_mark_if_needed): New function.
9349 * c-decl.c (duplicate_decl): Use it.
9351 2008-06-16 Jan Hubicka <jh@suse.cz>
9353 * cgraph.c (cgraph_add_new_function): When in expansion state, do
9356 2008-06-16 Jan Hubicka <jh@suse.cz>
9358 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
9360 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
9361 Kazu Hirata <kazu@codesourcery.com>
9362 Maxim Kuvyrkov <maxim@codesourcery.com
9364 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
9365 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
9366 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
9367 EXTRA_SPEC_FUNCTIONS.
9368 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
9369 (DRIVER_SELF_SPECS): Adjust.
9370 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
9371 * config/mips/st.h, config/mips/t-st: New.
9372 * config/mips/driver-native.c, config/mips/x-native: New.
9373 * doc/invoke.texi (MIPS): Document 'native' value for -march and
9376 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9378 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
9380 (ISA_HAS_FP_CONDMOVE): New macro.
9381 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
9382 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
9383 (ISA_HAS_NMADD3_NMSUB3): New macro.
9384 * config/mips/mips.c (mips_rtx_costs): Update.
9385 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
9386 compiling for ST Loongson 2E/2F.
9387 (madd<mode>): Rename to madd4<mode>. Update.
9388 (madd3<mode>): New pattern.
9389 (msub<mode>): Rename to msub4<mode>. Update.
9390 (msub3<mode>): New pattern.
9391 (nmadd<mode>): Rename to nmadd4<mode>. Update.
9392 (nmadd3<mode>): New pattern.
9393 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
9394 (nmadd3<mode>_fastmath): New pattern.
9395 (nmsub<mode>): Rename to nmsub4<mode>. Update.
9396 (nmsub3<mode>): New pattern.
9397 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
9398 (nmsub3<mode>_fastmath): New pattern.
9399 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
9401 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
9403 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
9404 (DF_REF_INSN_INFO): New.
9405 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
9406 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
9407 with a NULL DF_REF_INSN_INFO.
9408 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
9410 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
9411 DF_INSN_INFO_EQ_USES): New.
9412 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
9413 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
9414 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
9415 * df-core.c: Update comment for above changes.
9416 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
9417 DF_INSN_UID_* macros.
9418 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
9419 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
9420 insn rtx. Update all callers.
9421 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
9422 df_ref_create_structure, df_insn_refs_collect): Likewise.
9423 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
9424 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
9425 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
9426 macros to access the insn refs.
9427 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
9428 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
9429 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
9430 for accessing the refs.
9431 (try_fwprop_subst): Likewise.
9432 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
9433 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
9434 for accessing the refs.
9435 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
9436 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
9437 to look at the insn refs.
9438 (record_uses): Likewise.
9439 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
9441 (mark_artificial_uses): Don't mark_insn for artificial refs.
9442 (mark_reg_rependencies): Likewise.
9444 * doc/rtl.texi: Remove documentation of ADDRESSOF.
9446 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9448 * configure: Regenerate.
9450 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9452 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
9453 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9454 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9456 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9458 * config/avr/avr.c (avr_mcu_t): Add attiny167.
9459 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9460 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9462 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9464 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
9465 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9466 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9468 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9470 * tree-ssa-sccvn.c: Fix format of comments.
9472 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9474 * cgraph.c: Remove unneeded forward declarations of eq_node()
9477 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
9479 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
9481 (see_update_relevancy): Likewise.
9482 * fwprop.c (try_fwprop_subst): Likewise.
9483 * rtlanal.c (noop_move_p): Likewise.
9484 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
9485 notes to non-existing libcall blocks.
9486 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
9488 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
9489 (dead_libcall_p): Remove.
9490 (delete_trivially_dead_insns): Don't use it.
9491 * web.c (union_defs): Remove comment about keeping nops.
9492 * gcse.c (hash_scan_insn): Don't take libcall pointers.
9493 (compute_hash_table_work): Don't track libcall notes.
9494 (do_local_cprop): Don't take libcall pointers. Don't update
9496 (adjust_libcall_notes): Deleted.
9497 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
9498 ever have existed in the first place).
9499 (replace_store_insn): Don't try to remove libcall notes.
9500 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
9501 (resolve_reg_notes): Don't call them.
9502 (resolve_simple_move): Likewise.
9503 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
9504 Don't remove REG_RETVAL notes.
9505 * emit-rtl.c (try_split): Don't update libcall notes.
9506 (emit_copy_of_insn_after): Dito.
9507 * cselib.c (cselib_current_insn_in_libcall): Remove.
9508 (cselib_process_insn): Don't set/clear it.
9509 (new_elt_loc_list): Don't record it.
9510 (cselib_init): Don't initialize it.
9511 * cselib.c (struct elt_loc_list): Remove in_libcall field.
9512 * loop-invariant.c (find_invariant_insn): Don't look for libcall
9514 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
9515 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
9516 (init_deps): Don't initialize it.
9517 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
9518 * combine.c (delete_noop_moves): Don't update libcall notes.
9519 (can_combine_p): Remove now pointless #if 0 block.
9520 (try_combine): Remove another obsolete #if 0 block.
9521 (distribute_notes): Don't distribute libcall notes.
9522 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
9523 * dce.c (libcall_dead_p): Remove.
9524 (delete_unmarked_insns): Don't handle libcall blocks.
9525 (preserve_libcall_for_dce): Remove.
9526 (prescan_insns_for_dce): Don't special-case libcall block insns.
9527 * reload1 (reload): Don't handle libcall notes.
9528 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
9531 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9533 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
9534 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9535 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9537 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9539 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
9540 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9541 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9543 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9545 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
9547 2008-06-16 Ira Rosen <irar@il.ibm.com>
9549 PR tree-optimization/36493
9550 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
9551 the arguments list. Use VECTYPE to create vector pointer.
9552 (vectorizable_store): Fail if accesses through a pointer to vectype
9553 do not alias the original memory reference operands.
9554 Call vect_create_data_ref_ptr without the removed argument.
9555 (vectorizable_load): Likewise.
9556 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
9559 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
9562 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
9565 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9567 * config/mips/loongson2ef.md: New file.
9568 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
9569 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
9570 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
9571 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
9572 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
9574 (loongson2ef.md): New include.
9575 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
9576 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
9577 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
9578 (loongson_gt_<mode>, loongson_extract_halfword)
9579 (loongson_insert_halfword_0, loongson_insert_halfword_2)
9580 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
9581 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
9582 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
9583 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
9584 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
9585 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
9586 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
9587 (vec_interleave_low<mode>): Define type attribute.
9588 * config/mips/mips.c (mips_ls2): New static variable.
9589 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
9590 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
9591 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
9592 Implement target scheduling hooks.
9593 (mips_multipass_dfa_lookahead): Update to handle tuning for
9595 (mips_sched_init): Initialize data for Loongson scheduling.
9596 (mips_ls2_variable_issue): New static function.
9597 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
9599 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
9600 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
9601 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
9602 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
9603 Handle ST Loongson 2E/2F cores.
9604 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
9606 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9608 * omp-low.c (extract_omp_for_data): Fix comment typo.
9611 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9613 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
9614 FIXME note about gcc/config.guess.
9615 * doc/options.texi (Option file format): Remove non-ASCII bytes.
9616 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
9617 * doc/cppopts.texi: Likewise.
9618 * doc/extend.texi: Likewise.
9619 * doc/gcc.texi: Likewise.
9620 * doc/gccint.texi: Likewise.
9621 * doc/gcov.texi: Likewise.
9622 * doc/gty.texi: Likewise.
9623 * doc/hostconfig.texi: Likewise.
9624 * doc/install.texi: Likewise.
9625 * doc/invoke.texi: Likewise.
9626 * doc/loop.texi: Likewise.
9627 * doc/makefile.texi: Likewise.
9628 * doc/md.texi: Likewise.
9629 * doc/passes.texi: Likewise.
9630 * doc/tm.texi: Likewise.
9631 * doc/tree-ssa.texi: Likewise.
9632 * doc/trouble.texi: Likewise.
9634 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
9635 Nathan Sidwell <nathan@codesourcery.com>
9636 Maxim Kuvyrkov <maxim@codesourcery.com>
9637 Richard Sandiford <rdsandiford@googlemail.com>
9639 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
9640 * config/mips/mips-protos.h (mips_expand_vector_init): New.
9641 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
9643 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
9644 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
9645 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
9647 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
9648 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
9649 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
9650 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
9651 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
9652 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
9653 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
9654 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
9655 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
9656 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
9657 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
9658 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
9659 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
9660 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
9661 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
9662 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
9663 (mips_builtins): Add Loongson builtins.
9664 (mips_loongson_2ef_bdesc): New.
9665 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
9666 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
9667 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
9668 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
9670 (mips_expand_vector_init): New.
9671 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
9672 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
9674 * config/mips/mips.md: Add unspec numbers for Loongson
9675 builtins. Include loongson.md.
9676 (MOVE64): Include Loongson vector modes.
9677 (SPLITF): Include Loongson vector modes.
9678 (HALFMODE): Handle Loongson vector modes.
9679 * config/mips/loongson.md: New.
9680 * config/mips/loongson.h: New.
9681 * config.gcc: Add loongson.h header for mips*-*-* targets.
9682 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
9684 2008-06-14 Joseph Myers <joseph@codesourcery.com>
9686 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
9687 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
9688 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
9689 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
9690 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
9691 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
9692 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
9693 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
9694 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
9695 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
9696 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
9697 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
9698 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
9699 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
9700 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
9701 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
9702 Remove use_fixproto=yes.
9703 (ia64*-*-hpux*): Remove comment about using fixproto.
9704 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
9706 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9708 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
9710 * configure: Regenerate.
9712 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
9715 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
9716 before evaluating it.
9718 2008-06-13 Jakub Jelinek <jakub@redhat.com>
9721 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
9722 nested inline functions.
9723 (start_decl, start_function): Don't invert DECL_EXTERNAL
9724 for nested inline functions.
9726 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
9728 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
9729 splits that must be made for correctness.
9731 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
9733 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
9734 (AVAIL_NON_MIPS16): Likewise.
9735 (mips_builtin_description): Replace target_flags with a predicate.
9736 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
9737 (dspr2_32): New availability predicates.
9738 (MIPS_BUILTIN): New macro.
9739 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
9740 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
9741 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
9742 Replace the TARGET_FLAGS parameters with AVAIL parameters.
9743 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
9744 (mips_dsp_32only_bdesc): Merge into...
9745 (mips_builtins): ...this new array.
9746 (mips_bdesc_map, mips_bdesc_arrays): Delete.
9747 (mips_init_builtins): Update after above changes.
9748 (mips_expand_builtin_1): Merge into...
9749 (mips_expand_builtin): ...here and update after above changes.
9751 2008-06-12 Paul Brook <paul@codesourcery.com>
9753 * longlong.h (__arm__): Define count_leading_zeros.
9754 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
9755 (clzsi2, clzdi2): New functions.
9756 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
9757 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
9758 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
9759 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
9760 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
9761 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
9762 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
9763 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
9764 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
9765 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
9767 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
9769 * config/m68k/m68k.c (m68k_tune_flags): New.
9770 (override_options): Compute m68k_tune_flags.
9771 (MULL_COST, MULW_COST): Update for various variants of CFV2.
9772 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
9774 2008-06-12 Jakub Jelinek <jakub@redhat.com>
9777 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
9779 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
9781 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
9782 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
9784 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
9786 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
9787 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
9789 2008-06-12 Jakub Jelinek <jakub@redhat.com>
9792 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
9795 2008-06-12 Richard Guenther <rguenther@suse.de>
9797 PR tree-optimization/36345
9798 * tree-flow.h (struct ptr_info_def): Align escape_mask,
9799 add memory_tag_needed flag.
9800 (may_alias_p): Declare.
9801 * tree-ssa-alias.c (may_alias_p): Export.
9802 (set_initial_properties): Use memory_tag_needed flag.
9803 (update_reference_counts): Likewise.
9804 (reset_alias_info): Reset memory_tag_needed flag.
9805 (create_name_tags): Check memory_tag_needed flag.
9806 (dump_points_to_info_for): Dump it.
9807 * tree-ssa-structalias.c (struct variable_info): Remove
9808 directly_dereferenced flag.
9809 (new_var_info): Do not initialize it.
9810 (process_constraint_1): Do not set it.
9811 (update_alias_info): Set is_dereferenced flag.
9812 (set_uids_in_ptset): Use may_alias_p.
9813 (set_used_smts): Check memory_tag_needed flag.
9814 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
9815 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
9816 memory_tag_needed flag.
9817 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
9820 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
9822 * config/i386/i386.c (ix86_compute_frame_layout): Disable
9823 red zone for w64 abi.
9824 (ix86_expand_prologue): Likewise.
9825 (ix86_force_to_memory): Likewise.
9826 (ix86_free_from_memory): Likewise.
9828 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
9831 * config/rs6000/rs6000.c (rs6000_override_options): Set
9832 rs6000_isel conditionally to the absence of comand line override.
9833 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
9834 Remove duplicate rs6000_isel setting.
9835 * config/rs6000/eabispe.h: Ditto.
9837 2008-06-11 Richard Guenther <rguenther@suse.de>
9839 * alias.c (get_alias_set): Use the element alias-set for arrays.
9840 (record_component_aliases): For arrays and vectors do nothing.
9841 * c-common.c (strict_aliasing_warning): Handle the cases
9842 of alias set zero explicitly.
9843 * Makefile.in (dfp.o-warn): Add -Wno-error.
9845 2008-06-11 Joseph Myers <joseph@codesourcery.com>
9847 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
9849 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
9850 tune_32 tune_64 to supported_defaults. Allow values not
9851 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
9852 x86_64. Do not override cpu_32 or cpu_64 values from target name.
9853 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
9854 with_cpu_64 to generic for 64-bit-supporting configurations, not
9855 with_cpu. Remove FIXMEs.
9856 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
9857 --with-arch-64, --with-tune-32, --with-tune-64): Document.
9858 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
9859 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
9860 arch_32 and arch_64.
9862 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
9863 Olivier Hainque <hainque@adacore.com>
9865 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
9866 Use DECL_SIZE_UNIT to retrieve the size of the field.
9868 2008-06-11 Joseph Myers <joseph@codesourcery.com>
9870 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
9871 with function calls after declarations. Lay out
9872 neon_float_type_node before further use.
9874 2008-06-11 Richard Guenther <rguenther@suse.de>
9876 * tree-flow.h (may_point_to_global_var): Declare.
9877 * tree-ssa-alias.c (may_point_to_global_var): New function.
9878 * tree-ssa-sink.c (is_hidden_global_store): Use it.
9880 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
9882 * configure.ac: Teach that fido supports .debug_line.
9883 * configure: Regenerate.
9885 2008-06-10 Tom Tromey <tromey@redhat.com>
9887 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
9890 2008-06-10 Joseph Myers <joseph@codesourcery.com>
9892 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
9893 (encode_decimal64, decode_decimal64, encode_decimal128,
9894 decode_decimal128): Reverse order of 32-bit parts of value if host
9895 and target endianness differ.
9897 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
9899 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
9900 Avoid division by 0.
9901 (tree_mod_pow2_value_transform): Likewise.
9902 (tree_ic_transform): Likewise.
9903 (tree_stringops_transform): Likewise.
9904 (tree_mod_subtract_transform): Likewise.
9905 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
9906 (copy_edges_for_bb): Likewise.
9907 (initialize_cfun): Likewise.
9909 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
9911 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
9912 nonmemory_operand. Add "N" operand constraint.
9914 (*jcc_btdi_mask_rex64): New instruction and split pattern.
9915 (*jcc_btsi_mask): Ditto.
9916 (*jcc_btsi_mask_1): Ditto.
9918 2008-06-10 Joseph Myers <joseph@codesourcery.com>
9920 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
9921 TYPE_CANONICAL for copied element type.
9923 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
9926 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
9927 Add m_CORE2 and m_GENERIC.
9928 * config/i386/predicates.md (bt_comparison_operator): New predicate.
9929 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
9931 (*jcc_btdi_rex64): New instruction and split pattern.
9933 (*jcc_btsi_1): Ditto.
9934 (*btsq): Fix Intel asm dialect operand order.
9938 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
9941 * simplify-rtx.c (simplify_subreg): Add check for shift count
9944 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
9946 * doc/md.texi: Synchronize with later constraints.md change.
9947 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
9948 with a C implementation.
9949 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
9951 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
9952 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
9953 when moving to and from MD_REGNUM.
9954 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
9955 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
9956 Handle byte and halfword moves.
9957 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
9959 * config/mips/constraints.md (h): Turn into NO_REGS.
9960 (l, x): Update documentation.
9961 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
9962 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
9963 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
9964 (HILO): New mode iterator.
9966 (any_div): New code iterator.
9967 (u): Extend code attribute to div and udiv.
9968 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
9969 d_operand in the splitters. Remove redundant CONST_INT checks.
9970 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
9971 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
9972 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
9973 accordingly, using normal moves instead of unspecs to move LO into
9974 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
9975 (<u>mulsidi3): Handle expansion in C code.
9976 (<u>mulsidi3_32bit_internal): Rename to...
9977 (<u>mulsidi3_32bit): ...this.
9978 (<u>mulsidi3_32bit_r4000): Fix insn separator.
9979 (*<u>mulsidi3_64bit): Rename to...
9980 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
9981 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
9982 to set LO and HI to the multiplication result. Use a normal move
9983 for MFLO and an unspec for MFHI.
9984 (*<u>mulsidi3_64bit_parts): Replace with...
9985 (<u>mulsidi3_64bit_hilo): ...this new instruction.
9986 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
9987 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
9988 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
9989 instead of HI. Split the instruction into a separate multiplication
9990 and MFHI if !TARGET_FIX_R4000.
9991 (<su>muldi3_highpart): Likewise.
9992 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
9993 and the "=h" clobber.
9994 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
9995 (<u>mulditi3): New expander.
9996 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
9997 (madsi): Remove "=h" clobber.
9998 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
9999 Force the modulus result to be a GPR and split the instruction into
10000 a division followed by an MFHI after reload.
10001 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
10002 (*lea_high64): Use d_operand in the define_peephole2. Likewise
10003 the MIPS16 HIGH define_split.
10004 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
10005 of acc<->gpr moves to "multi".
10006 (*movdi_64bit): Replace the single "x" alternative with
10007 alternatives for moving into and out of "a".
10008 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
10009 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
10010 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
10011 Use d_operand in the splitters. Remove redundant CONST_INT checks.
10012 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
10013 (movti): New expander.
10014 (*movti, *movti_mips16): New insns.
10015 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
10016 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
10017 (mthi<GPR:mode>_<HILO:mode>): Likewise.
10018 * config/mips/predicates.md (fpr_operand): Delete.
10019 (d_operand): New predicate.
10021 2008-06-09 Michael Meissner <michael.meissner@amd.com>
10023 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
10024 failure on some Bourne shells.
10025 (x86_64-*-*): Ditto.
10027 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
10029 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
10031 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
10033 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
10034 (sparc-sun-solaris2*): Likewise.
10036 2008-06-09 Arnaud Charlet <charlet@adacore.com
10038 * doc/install.texi: Update requirements to build the Ada compiler.
10040 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
10042 * df-scan.c (struct df_scan_problem_data): Remove the
10043 mw_link_pool alloc pool.
10044 (df_scan_free_internal): Don't free it.
10045 (df_scan_alloc): Don't allocate it.
10046 * df.h (struct df_link): Update comment.
10048 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
10050 * except.h: Correct checks for when SJLJ exceptions must be used.
10052 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10054 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
10057 2008-06-08 Joseph Myers <joseph@codesourcery.com>
10059 PR tree-optimization/36218
10060 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
10061 configure for the build system.
10062 (BUILD_LDFLAGS): Define.
10063 * configure: Regenerate.
10064 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
10066 2008-07-08 Anatoly Sokolov <aesok@post.ru>
10069 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
10070 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
10071 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
10073 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
10075 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
10077 2008-06-07 Joseph Myers <joseph@codesourcery.com>
10079 * config.gcc (Obsolete configurations): Remove list of
10081 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
10082 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
10083 targets matched by those patterns.
10084 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
10085 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
10086 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
10087 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
10088 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10089 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
10090 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
10091 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
10092 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
10093 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
10094 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
10095 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
10096 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
10097 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
10098 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
10099 Make code for Solaris 7 and greater unconditional for Solaris.
10100 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
10101 Remove --with-* handling.
10102 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
10103 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
10104 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
10105 LINK_OS_WINDISS_SPEC): Remove.
10106 * config/rs6000/sysv4.opt (mwindiss): Remove.
10107 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
10108 * configure: Regenerate.
10109 * doc/cpp.texi: Don't mention BeOS.
10110 * doc/extend.texi (interrupt): Don't mention MS1.
10111 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
10112 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
10113 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
10114 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
10115 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
10117 * doc/invoke.texi (MT Options): Remove.
10118 (-mwindiss): Remove.
10119 (CRIS Options): Remove cris-axis-aout references.
10120 (HPPA Options): Don't mention hppa1.1-*-pro.
10121 * doc/md.texi: (MorphoTech family): Remove.
10122 * libgcc2.c: Don't handle UWIN.
10123 * config/alpha/t-unicosmk: Remove.
10124 * config/alpha/unicosmk.h: Remove.
10125 * config/arm/kaos-arm.h: Remove.
10126 * config/arm/kaos-strongarm.h: Remove.
10127 * config/arm/strongarm-coff.h: Remove.
10128 * config/arm/strongarm-elf.h: Remove.
10129 * config/arm/strongarm-pe.h: Remove.
10130 * config/arm/t-strongarm-pe: Remove.
10131 * config/arm/t-xscale-coff: Remove.
10132 * config/arm/t-xscale-elf: Remove.
10133 * config/arm/xscale-coff.h: Remove.
10134 * config/arm/xscale-elf.h: Remove.
10135 * config/chorus.h: Remove.
10136 * config/cris/aout.h: Remove.
10137 * config/cris/aout.opt: Remove.
10138 * config/cris/t-aout: Remove.
10139 * config/i386/beos-elf.h: Remove.
10140 * config/i386/kaos-i386.h: Remove.
10141 * config/i386/ptx4-i.h: Remove.
10142 * config/i386/sco5.h: Remove.
10143 * config/i386/sco5.opt: Remove.
10144 * config/i386/sysv4-cpp.h: Remove.
10145 * config/i386/sysv5.h: Remove.
10146 * config/i386/t-beos: Remove.
10147 * config/i386/t-sco5: Remove.
10148 * config/i386/t-uwin: Remove.
10149 * config/i386/uwin.asm: Remove.
10150 * config/i386/uwin.h: Remove.
10151 * config/kaos.h: Remove.
10152 * config/mips/windiss.h: Remove.
10153 * config/mt: Remove directory.
10154 * config/pa/pa-osf.h: Remove.
10155 * config/pa/pa-pro-end.h: Remove.
10156 * config/pa/t-pro: Remove.
10157 * config/ptx4.h: Remove.
10158 * config/rs6000/beos.h: Remove.
10159 * config/rs6000/kaos-ppc.h: Remove.
10160 * config/rs6000/t-beos: Remove.
10161 * config/rs6000/windiss.h: Remove.
10162 * config/sh/kaos-sh.h: Remove.
10163 * config/sol2-6.h: Remove.
10164 * config/sparc/sol26-sld.h: Remove.
10165 * config/sparc/sysv4-only.h: Remove.
10166 * config/vax/bsd.h: Remove.
10167 * config/vax/t-memfuncs: Remove.
10168 * config/vax/ultrix.h: Remove.
10169 * config/vax/vaxv.h: Remove.
10170 * config/windiss.h: Remove.
10172 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10174 PR rtl-optimization/36438
10175 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
10176 for vector shifts with constant scalar shift operands.
10178 2008-06-06 Sandip Matte <sandip@rmicorp.com>
10180 * doc/invoke.texi: Document -march=xlr.
10181 * config/mips/xlr.md: New file.
10182 * config/mips/mips.md: Include it.
10184 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
10185 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
10186 (mips_rtx_cost_data): Likewise.
10188 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
10190 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
10191 PRE_INC and PRE_DEC cases.
10193 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10195 PR rtl-optimization/36419
10196 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
10197 the emitting jump insn.
10200 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
10201 is not bool, boolify the whole *expr_p and convert to the desired type.
10203 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10205 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
10206 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
10207 Add omp_private_outer_ref hook, add another argument to
10208 omp_clause_default_ctor hook.
10209 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
10210 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
10211 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
10212 hook_tree_tree_tree_tree_null.
10213 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
10214 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
10215 * hooks.c (hook_tree_tree_tree_tree_null): New function.
10216 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
10217 * tree.def (OMP_TASK): New tree code.
10218 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
10219 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
10220 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
10221 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
10222 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
10223 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
10224 OMP_CLAUSE_COLLAPSE_EXPR): Define.
10225 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10226 (OMP_DIRECTIVE_P): Add OMP_TASK.
10227 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
10228 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
10229 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
10230 and OMP_CLAUSE_UNTIED entries.
10231 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
10233 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10234 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
10235 * tree-pretty-print.c (dump_omp_clause): Handle
10236 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
10237 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10238 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
10239 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
10240 warning about unsigned iterators. Change decl/init/cond/incr
10241 arguments to TREE_VECs, check arguments for all collapsed loops.
10242 (c_finish_omp_taskwait): New function.
10243 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
10245 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
10246 default_function_array_conversion on init. Add par_clauses argument.
10247 If decl is present in parallel's lastprivate clause, change it to
10248 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
10249 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
10250 collapse count in clauses.
10251 (c_parser_omp_for, c_parser_omp_parallel): Adjust
10252 c_parser_omp_for_loop callers.
10253 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
10254 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
10255 (c_parser_omp_clause_name): Handle collapse and untied clauses.
10256 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
10258 (c_parser_omp_clause_schedule): Handle schedule(auto).
10259 Include correct location in the error message.
10260 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
10261 and PRAGMA_OMP_CLAUSE_UNTIED.
10262 (OMP_TASK_CLAUSE_MASK): Define.
10263 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
10264 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
10265 * tree-nested.c (convert_nonlocal_omp_clauses,
10266 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
10267 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
10268 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10269 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
10271 (conver_nonlocal_reference, convert_local_reference,
10272 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
10273 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
10274 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
10275 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
10276 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
10277 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
10278 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
10279 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
10280 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10282 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
10283 * c-common.h (c_finish_omp_taskwait): New prototype.
10284 * gimple-low.c (lower_stmt): Handle OMP_TASK.
10285 * tree-parloops.c (create_parallel_loop): Create 1 entry
10286 vectors for OMP_FOR_{INIT,COND,INCR}.
10287 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
10288 (make_edges): Handle OMP_TASK.
10289 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
10290 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10291 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
10292 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
10293 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
10294 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10295 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10296 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
10297 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
10298 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
10299 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
10300 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
10301 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
10302 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
10303 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
10304 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
10305 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
10306 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
10307 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
10308 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
10309 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
10310 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
10311 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
10312 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
10313 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
10314 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
10315 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
10316 original iterator is present in lastprivate clause or if
10317 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
10318 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10319 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
10320 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
10321 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
10322 if it is set, lookup var in outer contexts too. Handle
10323 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
10324 to be implicitly determined firstprivate for task regions.
10325 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
10326 if it is set, lookup var in outer contexts too. Set
10327 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
10328 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
10329 OMP_CLAUSE_UNTIED. Take region_type as last argument
10330 instead of in_parallel and in_combined_parallel.
10331 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
10333 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
10334 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
10335 (new_omp_context): Set default_kind to
10336 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
10337 (omp_region_type): New enum.
10338 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
10339 fields, add region_type.
10340 (new_omp_context): Take region_type as argument instead of is_parallel
10341 and is_combined_parallel.
10342 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
10343 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
10344 ctx->is_combined_parallel checks.
10345 (gimplify_omp_task): New function.
10346 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10348 * omp-low.c (extract_omp_for_data): Use schedule(static)
10349 for schedule(auto). Handle pointer and unsigned iterators.
10350 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
10351 Add loops argument. Extract data for collapsed OMP_FOR loops.
10352 (expand_parallel_call): Assert sched_kind isn't auto,
10353 map runtime schedule to index 3.
10354 (struct omp_for_data_loop): New type.
10355 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
10356 Add loop, loops, collapse and iter_type fields.
10357 (workshare_safe_to_combine_p): Disallow combined for if
10358 iter_type is unsigned long long. Don't combine collapse > 1 loops
10359 unless all bounds and steps are constant. Adjust extract_omp_for_data
10361 (expand_omp_for_generic): Handle pointer, unsigned and long long
10362 iterators. Handle collapsed OMP_FOR loops. Adjust
10363 for struct omp_for_data changes. If libgomp function doesn't return
10364 boolean_type_node, add comparison of the return value with 0.
10365 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
10366 pointer, unsigned and long long iterators. Adjust for struct
10367 omp_for_data changes.
10368 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
10369 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
10370 unsigned long long. Allocate loops array, pass it to
10371 extract_omp_for_data. For collapse > 1 loops use always
10372 expand_omp_for_generic.
10373 (omp_context): Add sfield_map and srecord_type fields.
10374 (is_task_ctx, lookup_sfield): New functions.
10375 (use_pointer_for_field): Use is_task_ctx helper. Change first
10376 argument's type from const_tree to tree. Clarify comment.
10377 In OMP_TASK disallow copy-in/out sharing.
10378 (build_sender_ref): Call lookup_sfield instead of lookup_field.
10379 (install_var_field): Add mask argument. Populate both record_type
10380 and srecord_type if needed.
10381 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
10383 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
10384 and DECL_FIELD_OFFSET.
10385 (scan_sharing_clauses): Adjust install_var_field callers. For
10386 firstprivate clauses on explicit tasks allocate the var by value in
10387 record_type unconditionally, rather than by reference.
10388 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
10389 Use is_taskreg_ctx instead of is_parallel_ctx.
10390 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10391 (create_omp_child_function_name): Add task_copy argument, use
10392 *_omp_cpyfn* names if it is true.
10393 (create_omp_child_function): Add task_copy argument, if true create
10394 *_omp_cpyfn* helper function.
10395 (scan_omp_parallel): Adjust create_omp_child_function callers.
10396 Rename parallel_nesting_level to taskreg_nesting_level.
10397 (scan_omp_task): New function.
10398 (lower_rec_input_clauses): Don't run constructors for firstprivate
10399 explicit task vars which are initialized by *_omp_cpyfn*.
10400 Pass outer var ref to omp_clause_default_ctor hook if
10401 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
10402 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
10403 OMP_CLAUSE_REDUCTION_INIT.
10404 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
10405 avoid duplicate setting of fields. Handle
10406 OMP_CLAUSE_PRIVATE_OUTER_REF.
10407 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
10408 copy-out if TREE_READONLY, only copy-in.
10409 (expand_task_copyfn): New function.
10410 (expand_task_call): New function.
10411 (struct omp_taskcopy_context): New type.
10412 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
10414 (lower_omp_parallel): Rename to...
10415 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10416 Call create_task_copyfn if srecord_type is needed. Adjust
10418 (task_shared_vars): New variable.
10419 (check_omp_nesting_restrictions): Warn if work-sharing,
10420 barrier, master or ordered region is closely nested inside OMP_TASK.
10421 Add warnings for barrier if closely nested inside of work-sharing,
10422 ordered, or master region.
10423 (scan_omp_1): Call check_omp_nesting_restrictions even for
10424 GOMP_barrier calls. Rename parallel_nesting_level to
10425 taskreg_nesting_level. Handle OMP_TASK.
10426 (lower_lastprivate_clauses): Even if some lastprivate is found on a
10427 work-sharing construct, continue looking for them on parent parallel
10429 (lower_omp_for_lastprivate): Add lastprivate clauses
10430 to the beginning of dlist rather than end. Adjust for struct
10431 omp_for_data changes.
10432 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
10433 not after it. Handle collapsed OMP_FOR loops, adjust for
10434 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
10435 (get_ws_args_for): Adjust extract_omp_for_data caller.
10436 (scan_omp_for): Handle collapsed OMP_FOR
10437 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10438 (lower_omp_single_simple): If libgomp function doesn't return
10439 boolean_type_node, add comparison of the return value with 0.
10440 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
10441 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
10442 (parallel_nesting_level): Rename to...
10443 (taskreg_nesting_level): ... this.
10444 (is_taskreg_ctx): New function.
10445 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
10446 of is_parallel_ctx.
10447 (execute_lower_omp): Rename parallel_nesting_level to
10448 taskreg_nesting_level.
10449 (expand_omp_parallel): Rename to...
10450 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10451 Call omp_task_call for OMP_TASK regions.
10452 (expand_omp): Adjust caller, handle OMP_TASK.
10453 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
10455 * bitmap.c (bitmap_default_obstack_depth): New variable.
10456 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
10457 if argument is NULL and bitmap_default_obstack is already initialized.
10458 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
10460 * matrix-reorg.c (matrix_reorg): Likewise.
10462 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10464 * config/i386/i386.md (*indirect_jump): Macroize using P
10465 mode iterator. Remove !TARGET_64BIT from insn constraints.
10466 (*tablejump_1): Ditto.
10467 (*indirect_jump_rex64): Remove insn pattern.
10468 (*tablejump_1_rex64): Ditto.
10469 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
10470 and eh_return_si insn patterns.
10472 2008-06-06 Richard Guenther <rguenther@suse.de>
10474 * tree-ssa-structalias.c (merge_smts_into): Remove.
10475 (find_what_p_points_to): Do not bother to compute the
10476 points-to set for pt_anything pointers.
10477 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
10478 for pt_anything pointers is ok.
10480 2008-06-06 Jan Hubicka <jh@suse.cz>
10482 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
10484 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10486 * cgraph.c: Fix typos in comments.
10487 (cgraph_availability_names): Fix string typo.
10488 * fold-const.c: Fix typos in comments.
10489 (fold_binary): Fix typo in warning.
10490 * genautomata.c: Fix typos in comments.
10491 (check_presence_pattern_sets): Fix typo in local variable.
10492 (output_description): Fix typo in output.
10493 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
10494 * hwint.h: Likewise.
10495 * matrix-reorg.c (check_allocation_function): Likewise.
10496 * omega.c (smooth_weird_equations): Likewise.
10497 * auto-inc-dec.c: Fix typos in comments.
10498 * bb-reorder.c: Likewise.
10499 * builtins.c: Likewise.
10500 * c-common.c: Likewise.
10501 * c-cppbuiltin.c: Likewise.
10502 * c-parser.c: Likewise.
10503 * c-pretty-print.c: Likewise.
10504 * cfgcleanup.c: Likewise.
10505 * cfgexpand.c: Likewise.
10506 * cfghooks.c: Likewise.
10507 * cfglayout.c: Likewise.
10508 * cfgloopmanip.c: Likewise.
10509 * cgraphunit.c: Likewise.
10510 * coverage.c: Likewise.
10511 * dbxout.c: Likewise.
10512 * df-byte-scan.c: Likewise.
10513 * df-core.c: Likewise.
10514 * df-problems.c: Likewise.
10515 * df-scan.c: Likewise.
10517 * dominance.c: Likewise.
10518 * domwalk.c: Likewise.
10520 * dwarf2out.c: Likewise.
10521 * emit-rtl.c: Likewise.
10522 * et-forest.c: Likewise.
10523 * function.c: Likewise.
10524 * function.h: Likewise.
10526 * gcov-io.c: Likewise.
10527 * gcov.c: Likewise.
10528 * gcse.c: Likewise.
10529 * genattrtab.c: Likewise.
10530 * ggc-page.c: Likewise.
10531 * gimplify.c: Likewise.
10532 * gthr-lynx.h: Likewise.
10533 * haifa-sched.c: Likewise.
10534 * ipa-cp.c: Likewise.
10535 * ipa-inline.c: Likewise.
10536 * ipa-prop.h: Likewise.
10537 * ipa-pure-const.c: Likewise.
10538 * ipa-struct-reorg.c: Likewise.
10539 * ipa-struct-reorg.h: Likewise.
10540 * ipa-type-escape.c: Likewise.
10542 * loop-doloop.c: Likewise.
10543 * mips-tfile.c: Likewise.
10544 * mkmap-flat.awk: Likewise.
10545 * mkmap-symver.awk: Likewise.
10546 * modulo-sched.c: Likewise.
10547 * omp-low.c: Likewise.
10548 * optabs.c: Likewise.
10549 * optabs.h: Likewise.
10550 * opts.c: Likewise.
10551 * passes.c: Likewise.
10552 * postreload-gcse.c: Likewise.
10553 * postreload.c: Likewise.
10554 * predict.c: Likewise.
10555 * pretty-print.h: Likewise.
10556 * profile.c: Likewise.
10557 * protoize.c: Likewise.
10558 * ra-conflict.c: Likewise.
10559 * real.c: Likewise.
10560 * recog.c: Likewise.
10561 * regclass.c: Likewise.
10562 * regs.h: Likewise.
10563 * reload.c: Likewise.
10564 * rtl-error.c: Likewise.
10565 * rtlanal.c: Likewise.
10566 * scan.h: Likewise.
10567 * sched-rgn.c: Likewise.
10569 * stmt.c: Likewise.
10570 * target.h: Likewise.
10571 * tree-dfa.c: Likewise.
10572 * tree-eh.c: Likewise.
10573 * tree-flow-inline.h: Likewise.
10574 * tree-inline.c: Likewise.
10575 * tree-into-ssa.c: Likewise.
10576 * tree-loop-distribution.c: Likewise.
10577 * tree-nested.c: Likewise.
10578 * tree-parloops.c: Likewise.
10579 * tree-pass.h: Likewise.
10580 * tree-pretty-print.c: Likewise.
10581 * tree-profile.c: Likewise.
10582 * tree-scalar-evolution.c: Likewise.
10583 * tree-sra.c: Likewise.
10584 * tree-ssa-alias-warnings.c: Likewise.
10585 * tree-ssa-ccp.c: Likewise.
10586 * tree-ssa-coalesce.c: Likewise.
10587 * tree-ssa-dom.c: Likewise.
10588 * tree-ssa-dse.c: Likewise.
10589 * tree-ssa-forwprop.c: Likewise.
10590 * tree-ssa-live.c: Likewise.
10591 * tree-ssa-live.h: Likewise.
10592 * tree-ssa-loop-im.c: Likewise.
10593 * tree-ssa-loop-ivopts.c: Likewise.
10594 * tree-ssa-loop-niter.c: Likewise.
10595 * tree-ssa-loop-prefetch.c: Likewise.
10596 * tree-ssa-phiopt.c: Likewise.
10597 * tree-ssa-phiprop.c: Likewise.
10598 * tree-ssa-sccvn.c: Likewise.
10599 * tree-ssa-ter.c: Likewise.
10600 * tree-ssa-threadupdate.c: Likewise.
10601 * tree-ssa.c: Likewise.
10602 * tree-vect-analyze.c: Likewise.
10603 * tree-vect-transform.c: Likewise.
10604 * tree-vectorizer.c: Likewise.
10605 * tree-vn.c: Likewise.
10606 * tree-vrp.c: Likewise.
10607 * tree.c: Likewise.
10608 * tree.def: Likewise.
10609 * tree.h: Likewise.
10610 * unwind-dw2-fde.c: Likewise.
10611 * unwind.inc: Likewise.
10612 * value-prof.c: Likewise.
10613 * vmsdbgout.c: Likewise.
10615 2008-06-05 David Edelsohn <edelsohn@gnu.org>
10617 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
10618 always place FP constants in the TOC for TARGET_POWERPC64.
10619 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
10621 2008-06-05 Joseph Myers <joseph@codesourcery.com>
10623 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
10624 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
10625 enable for TARGET_E500_DOUBLE.
10626 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
10627 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
10628 floating-point modes like integer modes for E500 double.
10629 (rs6000_legitimate_offset_address_p): Likewise.
10630 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
10631 addressing for DDmode for E500 double.
10632 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
10633 modes as using 64-bits of registers for E500 double.
10634 (spe_build_register_parallel): Do not handle DDmode or TDmode.
10635 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
10636 specially for E500 double.
10637 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
10638 TDmode for E500 double.
10639 (rs6000_gimplify_va_arg): Only handle SDmode in registers
10640 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
10641 (rs6000_split_multireg_move): Do not handle TDmode specially for
10643 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
10644 using 64-bit registers for E500 double.
10645 (emit_frame_save): Do not handle DDmode specially for E500 double.
10646 (gen_frame_mem_offset): Likewise.
10647 (rs6000_function_value): Do not call spe_build_register_parallel
10648 for DDmode or TDmode.
10649 (rs6000_libcall_value): Likewise.
10650 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
10651 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
10654 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
10656 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
10659 2008-06-04 Junjie Gu <jgu@tensilica.com>
10661 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
10662 comparison for frame pointers.
10664 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
10667 * config/avr/avr.h (PUSH_ROUNDING): Remove.
10669 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
10672 * builtins.c (expand_builtin_signbit): Don't take lowpart when
10673 register is already smaller or equal to required mode.
10675 2008-06-04 Xinliang David Li <davidxl@google.com>
10677 * tree-call-cdce.c: New file.
10678 (cond_dead_built_in_calls): New static variable.
10679 (input_domain): New struct.
10680 (check_pow): New function.
10681 (check_builtin_call): Ditto.
10682 (check_target_format): Ditto.
10683 (is_call_dce_candidate): Ditto.
10684 (gen_one_condition): Ditto.
10685 (gen_conditions_for_domain): Ditto.
10686 (get_domain): Ditto.
10687 (gen_conditions_for_pow_cst_base): Ditto.
10688 (gen_conditions_for_pow_int_base): Ditto.
10689 (gen_conditions_for_pow): Ditto.
10690 (get_no_error_domain): Ditto.
10691 (gen_shrink_wrap_conditions): Ditto.
10692 (shrink_wrap_one_built_in_call): Ditto.
10693 (shink_wrap_conditional_dead_built_in_calls): Ditto.
10694 (tree_call_cdce): Ditto.
10695 (gate_call_cdce): Ditto.
10696 (pass_call_cdce): New gimple pass.
10697 * passes.c: (init_optimization_passes): New pass.
10698 * tree-pass.h: New pass declaration.
10699 * opts.c (decode_options): New flag setting.
10700 * common.opt: Add -ftree-builtin-call-dce flag.
10701 * Makefile.in: Add new source file.
10702 * tempvar.def: New tv_id.
10703 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
10705 2008-06-04 Richard Guenther <rguenther@suse.de>
10707 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
10708 (is_call_clobbered): Always check var_ann->call_clobbered.
10709 (mark_call_clobbered): Always set var_ann->call_clobbered.
10710 (clear_call_clobbered): Always clear var_ann->call_clobbered.
10711 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
10712 (reset_alias_info): Clear call clobbering info on MTAGs and
10714 (set_pt_anything): Set pt_global_mem.
10715 (create_tag_raw): Adjust comment.
10716 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
10718 2008-06-04 Joseph Myers <joseph@codesourcery.com>
10719 Maxim Kuvyrkov <maxim@codesourcery.com>
10721 * config/m68k/m68k.opt (mxgot): New option.
10722 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
10723 (m68k_output_addr_const_extra): New.
10724 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
10725 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
10726 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
10727 * doc/invoke.texi (M680x0 Options): Document -mxgot.
10729 2008-06-04 Richard Guenther <rguenther@suse.de>
10731 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
10732 negative or non-representable offsets.
10734 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
10736 * config/i386/i386.c (ix86_gen_leave): New.
10737 (ix86_gen_pop1): Likewise.
10738 (ix86_gen_add3): Likewise.
10739 (ix86_gen_sub3): Likewise.
10740 (ix86_gen_sub3_carry): Likewise.
10741 (ix86_gen_one_cmpl2): Likewise.
10742 (ix86_gen_monitor): Likewise.
10743 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
10744 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
10745 ix86_gen_one_cmpl2 and ix86_gen_monitor.
10746 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
10747 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
10748 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
10749 (ix86_expand_epilogue): Updated.
10750 (print_operand): Handle integer register operand for 'z'.
10751 (ix86_expand_strlensi_unroll_1): Likewise.
10752 (ix86_expand_strlen): Likewise.
10753 (ix86_expand_builtin): Likewise.
10754 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
10755 mov{q}/mov{l} and add{q}/add{l}.
10757 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10759 * config/i386/i386.md (P): New mode iterator.
10760 (SFmode push_operand splitter): Macroize DImode and SImode pushes
10761 using P mode iterator.
10762 (DFmode push_operand splitter): Ditto.
10763 (XFmode push_operand splitter): Ditto.
10764 (DFmode float_extend SFmode push_operand splitter): Ditto.
10765 (XFmode float_extend SFmode push_operand splitter): Do not generate
10766 SImode pushes for 64bit target. Macroize Dimode and SImode
10767 pushes using P mode iterator.
10768 (XFmode float_extend DFmode push_operand splitter): Ditto.
10770 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10772 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
10773 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
10774 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
10775 return type to int.
10776 (ix86_call_abi_override): Remove check for call_used_regs.
10778 2008-06-03 Richard Guenther <rguenther@suse.de>
10780 * tree-ssa-structalias.c (find_func_aliases): Add constraints
10781 for the lhs of calls if the return type contains pointers.
10783 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10785 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
10786 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
10787 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
10788 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
10789 of cfun and DEFAULT_ABI to deceide abi mode.
10790 (DEFAULT_ABI): New.
10791 (REG_PARM_STACK_SPACE): Removed.
10792 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
10793 (STACK_BOUNDARY): Use default target to deceide stack boundary.
10794 * config/i386/i386-protos.h (ix86_cfun_abi): New.
10795 (ix86_function_abi): Likewise.
10796 (ix86_function_type_abi): Likewise.
10797 (ix86_call_abi_override): Likewise.
10798 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
10799 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
10800 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
10801 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
10803 (X86_64_REGPARM_MAX): New.
10804 (X86_64_SSE_REGPARM_MAX): New.
10805 (X64_REGPARM_MAX): New.
10806 (X64_SSE_REGPARM_MAX): New.
10807 (X86_32_REGPARM_MAX): New.
10808 (X86_32_SSE_REGPARM_MAX): New.
10809 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
10810 (ix86_function_regparm): Handle user calling abi.
10811 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
10812 by DEFAULT_ABI versus SYSV_ABI check.
10813 (ix86_reg_parm_stack_space): New.
10814 (ix86_function_type_abi): New.
10815 (ix86_call_abi_override): New.
10816 (ix86_function_abi): New.
10817 (ix86_cfun_abi): New.
10818 (init_cumulative_args): Call abi specific initialization.
10819 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
10820 (function_arg_64): Extend SSE_REGPARM_MAX check.
10821 (function_arg (): Remove TARGET_64BIT_MS_ABI.
10822 (ix86_pass_by_reference): Likewise.
10823 (ix86_function_value_regno_p): Likewise.
10824 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
10825 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
10826 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
10827 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
10828 (setup_incoming_varargs_64): Adjust regparm for call abi.
10829 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
10830 (ix86_va_start): Likewise.
10831 (ix86_gimplify_va_arg): Likewise.
10832 (ix86_expand_prologue): Likewise.
10833 (output_pic_addr_const): Likewise.
10834 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
10835 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
10836 (x86_output_mi_thunk): Likewise.
10837 (x86_function_profiler): Likewise.
10838 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
10839 (SYSV_ABI, MS_ABI): New constants.
10840 (DEFAULT_ABI): New.
10841 (init_regs): Add prototype of function in regclass.c file.
10842 (OVERRIDE_ABI_FORMAT): New.
10843 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
10844 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
10845 (OUTGOING_REG_PARM_STACK_SPACE): New.
10846 (ix86_reg_parm_stack_space): New prototype.
10847 (CUMULATIVE_ARGS): Add call_abi member.
10848 (machine_function): Add call_abi member.
10849 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
10850 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
10852 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
10855 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
10856 (avr_builtin_setjmp_frame_value): New function.
10857 * config/avr/avr.md (nonlocal_goto_receiver): Define.
10858 (nonlocal_goto): Define.
10860 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
10862 * config/mips/mips.c (mips_emit_loadgp): Return early if
10863 there is nothing do to, otherwise emit a blockage if
10864 !TARGET_EXPLICIT_RELOCS || crtl->profile.
10865 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
10867 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10869 * configure.ac: Drop unneeded backslash ending up in config.in.
10870 * acinclude.m4: Likewise.
10871 * config.in: Regenerate.
10873 2008-05-26 Jan Hubicka <jh@suse.cz>
10875 * predict.c (maybe_hot_frequency_p): Break out of...
10876 (maybe_hot_bb_p): ... here.
10877 (maybe_hot_edge_p): New.
10878 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
10879 * basic-block.h (maybe_hot_edge_p): Declare.
10881 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
10883 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
10884 (*cmpfp_<mode>_cc): Ditto.
10885 (*fp_jcc_8<mode>_387): Ditto.
10886 (*fop_<MODEF:mode>_2_i387): Ditto.
10887 (*fop_<MODEF:mode>_3_i387): Ditto.
10888 (*fop_xf_2_i387): Ditto.
10889 (*fop_xf_3_i387): Ditto.
10891 2008-06-02 Tomas Bily <tbily@suse.cz>
10893 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
10895 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
10897 * config/mips/mips.c (mips_valid_offset_p): New function.
10898 (mips_valid_lo_sum_p): Likewise.
10899 (mips_classify_address): Use them.
10900 (mips_force_address): New function.
10901 (mips_legitimize_address): Use it.
10902 * config/mips/mips.md (MOVE128): New mode iterator.
10903 (movtf): Require TARGET_64BIT. Remove empty strings.
10904 (*movtf_internal): Rename to...
10905 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
10906 of "R" and use {,fp}{load,store} attributes instead of "multi".
10907 Use a separate define_split.
10908 (*movtf_mips16): New pattern.
10910 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
10912 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
10913 * config/mips/mips.c (mips_expand_before_return): New function.
10914 (mips_expand_epilogue): Call it.
10915 * config/mips/mips.md (return): Turn into a define_expand.
10916 (*return): New insn.
10918 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
10920 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
10921 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
10922 functions. Do not emit uses and clobbers of CONCATs; individually
10923 use and clobber their operands.
10924 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
10925 gen_clobber, emit_use and gen_use.
10926 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
10927 (expand_builtin_return): Likewise.
10928 * cfgbuild.c (count_basic_blocks): Likewise.
10929 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
10930 * explow.c (emit_stack_restore): Likewise.
10931 * expmed.c (extract_bit_field_1): Likewise.
10932 * expr.c (convert_move, emit_move_complex_parts): Likewise.
10933 (emit_move_multi_word, store_constructor): Likewise.
10934 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
10935 (thread_prologue_and_epilogue_insns): Likewise.
10936 * lower-subreg.c (resolve_simple_move): Likewise.
10937 * optabs.c (widen_operand, expand_binop): Likewise.
10938 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
10939 * reload.c (find_reloads): Likewise.
10940 * reload1.c (eliminate_regs_in_insn): Likewise.
10941 * stmt.c (expand_nl_goto_receiver): Likewise.
10942 * config/alpha/alpha.md (builtin_longjmp): Likewise.
10943 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
10944 * config/arm/arm.c (arm_load_pic_register): Likewise.
10945 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
10946 * config/arm/arm.md (untyped_return): Likewise.
10947 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
10948 * config/avr/avr.c (expand_prologue): Likewise.
10949 * config/bfin/bfin.c (do_unlink): Likewise.
10950 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
10951 * config/cris/cris.c (cris_expand_prologue): Likewise.
10952 * config/darwin.c (machopic_indirect_data_reference): Likewise.
10953 (machopic_legitimize_pic_address): Likewise.
10954 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
10955 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
10956 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
10957 (ix86_expand_convert_uns_didf_sse): Likewise.
10958 (ix86_expand_vector_init_general): Likewise.
10959 * config/ia64/ia64.md (eh_epilogue): Likewise.
10960 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
10961 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
10962 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
10963 (config/iq2000/iq2000.c): Likewise.
10964 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
10965 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
10966 (builtin_longjmp): Likewise.
10967 * config/mn10300/mn10300.md (call, call_value): Likewise.
10968 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
10969 * config/pdp11/pdp11.md (abshi2): Likewise.
10970 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
10971 * config/s390/s390.c (s390_emit_prologue): Likewise.
10972 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
10973 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
10974 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
10975 * config/sh/sh.c (prepare_move_operands): Likewise.
10976 (output_stack_adjust, sh_expand_epilogue): Likewise.
10977 (sh_set_return_address, sh_expand_t_scc): Likewise.
10978 * config/sparc/sparc.c (load_pic_register): Likewise.
10979 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
10980 * config/spu/spu.c (spu_expand_epilogue): Likewise.
10981 * config/v850/v850.c (expand_epilogue): Likewise.
10983 2008-05-31 Anatoly Sokolov <aesok@post.ru>
10985 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
10986 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
10987 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
10988 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
10989 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
10990 stack pointer register.
10991 (output_movhi): Remove code for interrupt specific writing to the
10992 stack pointer register.
10994 2008-05-31 Richard Guenther <rguenther@suse.de>
10996 PR tree-optimization/34244
10997 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
10998 (tree_expr_nonzero_warnv_p): Likewise.
10999 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
11000 ssa_name_nonnegative_p.
11001 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
11002 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
11003 not tree_expr_nonzero_warnv_p.
11005 PR tree-optimization/36262
11007 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
11009 PR tree-optimization/34244
11010 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
11011 (record_numbers_of_iterations): New function.
11012 (execute_vrp): Cache the numbers of iterations of loops.
11013 * tree-scalar-evolution.c (scev_reset_except_niters):
11015 (scev_reset): Use scev_reset_except_niters.
11016 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
11018 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
11020 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11021 __WORKAROUND_RETS when appropriate.
11023 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11025 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
11026 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
11028 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
11029 *fop_df_comm_sse insn patterns using MODEF mode iterator.
11030 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
11031 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
11032 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
11033 *fop_df_1_mixed insn patterns using MODEF mode iterator.
11034 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
11035 *fop_df_1_sse insn patterns using MODEF mode iterator.
11036 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
11037 *fop_df_1_i387 insn patterns using MODEF mode iterator.
11038 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
11039 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
11040 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
11041 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
11042 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
11043 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
11044 (*fop_xf_4_i387): Use <MODE> for mode attribute.
11045 (*fop_xf_5_i387): Ditto.
11046 (*fop_xf_6_i387): Ditto.
11048 2008-05-30 Richard Guenther <rguenther@suse.de>
11050 * builtins.c (build_string_literal): Avoid generating
11051 a non-gimple_val result.
11053 2008-05-30 DJ Delorie <dj@redhat.com>
11055 * exec-tool.in: Use an environment variable (private) instead of a
11056 file (shared) as a semaphore, so as to not break parallel builds.
11058 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11060 * optabs.c (maybe_encapsulate_block): Remove.
11061 (emit_libcall_block): Adjust accordingly.
11062 * optabs.h (maybe_encapsulate_block): Remove prototype.
11064 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
11065 Don't use maybe_encapsulate_block.
11067 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11069 * config/rs6000/rs6000.c (rs6000_legitimize_address,
11070 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
11071 rtx is a SYMBOL_REF before calling get_pool_constant.
11073 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
11075 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
11077 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
11079 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
11080 rather than OS names to choose INO_T_EQ definition.
11081 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
11082 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
11084 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
11087 * config/darwin-f.c: New.
11088 * config/t-darwin: Added rule to build darwin-f.o.
11089 * config.gcc: Defined new variable, fortran_target_objs.
11090 (*-*-darwin*): Set fortran_target_objs.
11091 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
11092 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
11093 * configure: Regenerated.
11095 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
11098 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
11099 canonical type if needed.
11101 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
11103 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
11105 2008-05-29 Richard Guenther <rguenther@suse.de>
11107 PR tree-optimization/36343
11108 PR tree-optimization/36346
11109 PR tree-optimization/36347
11110 * tree-flow.h (clobber_what_p_points_to): Declare.
11111 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
11112 pointed-to variable is dereferenced is irrelevant to whether
11113 the pointer can access the pointed-to variable.
11114 (clobber_what_p_points_to): New function.
11115 * tree-ssa-alias.c (set_initial_properties): Use it.
11116 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
11117 call clobber check for NMTs.
11119 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11121 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
11122 for printing gcov_type.
11124 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11126 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
11127 and the eh region information.
11128 * value-prof.c (gimple_move_stmt_histograms): New function.
11129 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
11131 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
11133 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
11135 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11137 * value-prof.c (tree_ic_transform): Print counts.
11138 * tree-profile.c (tree_gen_ic_func_profiler):
11139 Clear __gcov_indreict_call_callee variable to avoid misattribution
11142 2008-05-28 Rafael Espindola <espindola@google.com>
11144 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
11147 2008-05-28 Richard Guenther <rguenther@suse.de>
11149 PR tree-optimization/36339
11150 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
11151 and clobbering code out of the loop.
11153 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11155 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
11158 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
11159 s390_contiguous_bitmask_p, s390_symref_operand_p,
11160 s390_check_symref_alignment, s390_reload_larl_operand,
11161 s390_reload_symref_address): New functions.
11162 (s390_branch_condition_mnemonic): Support compare and branch
11164 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
11165 and 'W' constraints.
11166 (s390_secondary_reload): Add secondary reloads for unaligned
11167 symbol refs or symbol refs to floating point or QI/TI mode
11169 (legitimate_address_p): Accept symbol references as addresses.
11170 (s390_expand_insv): Use rotate and insert selected bits
11171 instruction for insv when building for z10.
11172 (print_operand_address): Handle symbol ref addresses.
11173 (print_operand): Output modifier 'c' added for signed byte values.
11174 (s390_encode_section_info): Mark symbol refs with
11175 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
11177 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
11178 (length attribute): RRF, RRR have 4 byte length.
11179 (FPALL, INTALL): New mode iterators added.
11180 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
11181 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
11182 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
11183 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
11184 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
11185 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
11186 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
11187 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
11189 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
11190 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
11191 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
11192 reload<INTALL:mode><P:mode>_toreg_z10,
11193 reload<FPALL:mode><P:mode>_tomem_z10,
11194 reload<FPALL:mode><P:mode>_toreg_z10,
11195 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
11196 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
11197 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
11198 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
11200 (movmem, clrmem, cmpmem): New splitters added.
11202 * config/s390/predicates.md (larl_operand): Use
11203 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
11204 SYMBOL_REF_ALIGN1_P.
11205 (s390_signed_integer_comparison,
11206 s390_unsigned_integer_comparison): New predicates.
11208 * config/s390/s390-protos.h (s390_check_symref_alignment,
11209 s390_contiguous_bitmask_p, s390_reload_larl_operand,
11210 s390_reload_symref_address,
11211 s390_compare_and_branch_condition_mask): Prototypes added.
11213 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
11214 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
11215 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
11217 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11219 * config/s390/s390.c (z10_cost): New cost function for z10.
11220 (s390_handle_arch_option, override_options): Support -march=z10 switch.
11221 (s390_issue_rate): Adjust issue rate for z10.
11222 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
11223 (processor_flags): Add PF_Z10.
11224 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
11225 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
11226 * gcc/config.gcc: Add z10.
11228 2008-05-28 Richard Guenther <rguenther@suse.de>
11230 PR tree-optimization/36291
11231 * tree-flow. h (struct gimple_df): Remove var_anns member.
11232 * tree-flow-inline.h (gimple_var_anns): Remove.
11233 (var_ann): Simplify.
11234 * tree-dfa.c (create_var_ann): Simplify.
11235 (remove_referenced_var): Clear alias info from var_anns of globals.
11236 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
11237 (delete_tree_ssa): Clear alias info from var_anns of globals.
11238 Do not free var_anns.
11239 (var_ann_eq): Remove.
11240 (var_ann_hash): Likewise.
11242 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
11244 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
11245 and loongson2f entries.
11246 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
11247 * config/mips/mips.h (processor_type): Add Loongson-2E
11248 and Loongson-2F entries.
11249 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
11250 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
11251 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
11252 * doc/invoke.texi (MIPS Options): Document loongson2e
11253 and loongson2f processor names.
11255 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11259 * config/i386/i386.c (ix86_function_arg_boundary): Use
11260 alignment of canonical type.
11261 (ix86_expand_vector_move): Check unaligned memory access for
11264 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11266 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
11267 Moved to the front of file.
11269 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
11270 H.J. Lu <hongjiu.lu@intel.com>
11272 * dwarf2out.c (current_fde): New.
11274 (lookup_cfa:): Likewise.
11275 (dwarf2out_end_epilogue): Likewise.
11276 (dwarf2out_note_section_used): Likewise.
11278 2008-05-27 Michael Matz <matz@suse.de>
11281 * c.opt (Wenum-compare): New warning option.
11282 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
11284 2008-05-27 Michael Matz <matz@suse.de>
11286 PR middle-end/36326
11287 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
11289 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
11290 into memory as tail calls.
11292 2008-05-27 Richard Guenther <rguenther@suse.de>
11294 PR tree-optimization/36339
11295 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
11296 pointers cause all addressable variables to be call clobbered.
11298 2008-05-27 Richard Guenther <rguenther@suse.de>
11300 PR tree-optimization/36245
11301 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
11303 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11305 * config/s390/s390.md: Replace all occurences of the 'm'
11306 constraint with 'RT'.
11308 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11310 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
11312 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
11314 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
11315 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
11316 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
11318 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11320 * reload.c: (find_reloads): Skip alternatives according to the
11321 "enabled" attribute. Constify the constraint variable.
11322 * recog.c (get_attr_enabled): Add default implementation.
11323 (extract_insn): Set the alternative_enabled_p array
11324 in the recog_data struct.
11325 (preprocess_constraints, constrain_operands): Skip
11326 alternatives according to the "enabled" attribute
11327 * recog.h (struct recog_data): New field alternative_enabled_p.
11328 (skip_alternative): New inline function.
11329 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
11330 (record_reg_classes): Skip alternative according to the
11331 "enabled" attribute.
11333 * doc/md.texi: Add documention for the "enabled" attribute.
11335 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11337 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
11338 * postreload.c (reload_cse_simplify_operands): Replace 'm'
11339 constraint with TARGET_MEM_CONSTRAINT.
11340 * recog.c (asm_operand_ok, preprocess_constraints,
11341 constrain_operands): Likewise.
11342 * regclass.c (record_reg_classes): Likewise.
11343 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
11344 * reload1.c (maybe_fix_stack_asms): Likewise.
11345 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
11346 * recog.h: Adjust comment.
11347 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
11348 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
11349 * doc/md.texi: Add a note to description of 'm' constraint.
11350 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
11352 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
11354 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
11355 that the bitfield is of integral type before testing its precision.
11357 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11358 Sa Liu <saliu@de.ibm.com>
11360 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
11361 __modti3, __udivti3, __umodti3 and __udivmodti4.
11362 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
11363 that implement TImode mul and div functions.
11364 * config/spu/multi3.c: New. Implement __multi3.
11365 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
11366 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
11369 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
11371 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
11372 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
11373 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
11374 tls_sysv_suffix): New mode and mode attribute iterators.
11375 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
11376 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
11377 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
11378 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
11379 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
11382 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
11384 PR tree-optimization/36329
11385 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
11386 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
11387 * cgraphbuild.c (initialize_inline_failed): Use the latter
11388 macro in lieu of the former.
11389 * ipa-inline.c (cgraph_mark_inline): Likewise.
11390 (cgraph_decide_inlining_of_small_function): Likewise.
11391 (cgraph_decide_inlining): Likewise.
11392 (cgraph_decide_inlining_incrementally): Likewise.
11394 2008-05-26 Tristan Gingold <gingold@adacore.com>
11395 Anatoly Sokolov <aesok@post.ru>
11397 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
11398 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
11399 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
11400 optimization for 'avr6' architecture.
11402 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
11405 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
11407 2008-05-26 Richard Guenther <rguenther@suse.de>
11409 * tree-ssa-sccvn.c (expr_has_constants): Declare.
11410 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
11412 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
11414 PR middle-end/36253
11415 * caller-save.c (insert_restore): Verify alignment of spill space.
11416 (insert_save): Likewise.
11417 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
11418 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
11419 (STACK_SLOT_ALIGNMENT): Likewise.
11420 * function.c (LOCAL_ALIGNMENT): Removed.
11421 (get_stack_local_alignment): New.
11422 (assign_stack_local): Use it. Set alignment on stack slot.
11423 (assign_stack_temp_for_type): Use get_stack_local_alignment.
11424 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
11425 (STACK_SLOT_ALIGNMENT): New.
11426 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
11427 stack slot in XFmode.
11429 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
11431 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
11434 * config/i386/i386.md (allocate_stack_worker_64): Make sure
11435 argument operand in rax isn't removed.
11437 2008-05-26 Richard Guenther <rguenther@suse.de>
11439 PR middle-end/36300
11440 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
11441 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
11443 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11446 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
11448 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
11450 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
11451 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
11453 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11455 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
11456 build a trampoline if we don't want one.
11457 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
11458 return zero for nested functions if we don't want a trampoline.
11460 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11462 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
11464 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11467 * c.opt: Removed undocumented option '-lang-fortran'.
11468 * c-common.h: Removed global variable 'lang_fortran'.
11469 * c-opts.c (c_common_handle_option): Removed code to handle
11470 option '-lang-fortran'. Updated includes.
11471 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
11472 definition of '__GFORTRAN__'.
11473 (define__GNUC__): Reimplemented to use BASEVER and
11474 cpp_define_formatted.
11475 (builtin_define_with_value_n): Removed.
11476 * c-incpath.h: Renamed to ...
11477 * incpath.h: ... this.
11478 * c-incpath.c: Renamed to ...
11479 * incpath.c: ... this. Updated includes.
11480 * fix-header.c: Updated includes.
11481 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
11482 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
11483 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
11485 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11487 * tree.h: Update the table of flags used on tree nodes.
11488 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
11489 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
11490 (FORCED_LABEL): Add access check.
11491 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
11492 (ASM_INPUT_P): Likewise.
11493 (ASM_VOLATILE_P): Likewise.
11494 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
11495 (OMP_SECTION_LAST): Access private_flag directly.
11496 (OMP_RETURN_NOWAIT): Likewise.
11497 (OMP_PARALLEL_COMBINED): Likewise.
11498 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
11499 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
11500 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
11501 deprecated_flag directly.
11503 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
11505 * final.c (frame_pointer_needed): Removed.
11506 * flags.h (frame_pointer_needed): Likewise.
11508 * function.h (rtl_data): Add frame_pointer_needed.
11509 (frame_pointer_needed): New.
11511 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
11513 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
11515 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
11517 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
11520 2008-05-25 Alan Modra <amodra@bigpond.net.au>
11522 * c-common.c (strip_array_types): Move function to..
11524 (get_inner_array_type): Delete.
11525 * c-common.h (strip_array_types): Move declaration to..
11527 (get_inner_array_type): Delete.
11528 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
11529 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
11530 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
11531 * config/pa/pa.c (emit_move_sequence): Likewise.
11533 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
11535 * config/i386/i386.md (*sse_prologue_save_insn): Set length
11538 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
11540 * function.c: Include target hook for nonlocal_goto frame value.
11542 2008-05-24 Richard Guenther <rguenther@suse.de>
11544 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
11545 variable can be only accessed through a pointer or a union.
11547 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11549 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
11550 * doc/extend.texi: Likewise.
11552 2008-05-23 DJ Delorie <dj@redhat.com>
11554 * config/m32c/jump.md (untyped_call): Add.
11556 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
11557 for A24 to PSImode.
11558 (m32c_address_cost): Detail costs for indirect offsets.
11560 2008-05-23 Rafael Espindola <espindola@google.com>
11562 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
11563 if a node is a SUBREG.
11564 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
11567 2008-05-23 Paul Brook <paul@codesourcery.com>
11568 Carlos O'Donell <carlos@codesourcery.com>
11570 * doc/extend.texi: Clarify use of __attribute__((naked)).
11571 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11572 * target.h (gcc_target): Add allocate_stack_slots_for_args.
11573 * function.c (use_register_for_decl): Use
11574 targetm.calls.allocate_stack_slots_for_args.
11575 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11576 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
11577 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
11579 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
11581 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
11583 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
11585 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
11586 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
11587 is only rounded once.
11589 2008-05-23 Richard Guenther <rguenther@suse.de>
11591 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
11593 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
11594 Jakub Jelinek <jakub@redhat.com>
11597 * configure.ac: Handle --enable-cld.
11598 * configure: Regenerated.
11599 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
11600 * config/i386/i386.h (struct machine_function): Add needs_cld field.
11601 (ix86_current_function_needs_cld): New define.
11602 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
11603 (cld): New isns pattern.
11604 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
11605 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
11606 * config/i386/i386.opt (mcld): New option.
11607 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
11608 TARGET_CLD and ix86_current_function_needs_cld.
11609 (override_options): Use -mcld by default for 32-bit code if
11612 * doc/install.texi (Options specification): Document --enable-cld.
11613 * doc/invoke.texi (Machine Dependent Options)
11614 [i386 and x86-64 Options]: Add -mcld option.
11615 (Intel 386 and AMD x86-64 Options): Document -mcld option.
11617 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
11618 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
11619 (return_in_memory_64): Likewise.
11620 (return_in_memory_ms_64): Likewise.
11622 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11624 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
11625 * builtins.c (fold_builtin_fpclassify): New.
11626 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
11627 * builtins.def (BUILT_IN_FPCLASSIFY): New.
11628 * c-common.c (handle_type_generic_attribute): Adjust to accept
11629 fixed arguments before an elipsis.
11630 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
11631 * doc/extend.texi: Document __builtin_fpclassify.
11633 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
11635 * omp-low.c (gate_expand_omp_ssa): Remove.
11636 (pass_expand_omp_ssa): Remove.
11637 (gate_expand_omp): Do not check for flag_openmp_ssa.
11638 * common.opt (-fopenmp-ssa): Remove.
11639 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
11641 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
11643 * config/sh/sh.opt (mfixed-range): New option.
11644 * config/sh/sh-protos.h (sh_fix_range): Declare.
11645 * config/sh/sh.c (sh_fix_range): New function.
11646 * config/sh/sh.h (sh_fixed_range_str): Declare.
11647 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
11649 * doc/invoke.texi (SH Options): Document -mfixed-range.
11651 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
11653 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
11654 it before the redeclaration.
11656 2008-05-22 Anatoly Sokolov <aesok@post.ru>
11658 * config/avr/avr.c (get_sequence_length): Add new function.
11659 (expand_prologue, expand_epilogue): Remove duplicate code.
11661 2008-05-22 Rafael Espindola <espindola@google.com>
11663 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
11666 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
11668 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
11669 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
11671 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
11672 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
11673 (vect_update_misalignment_for_peel): Likewise.
11674 (vector_alignment_reachable_p): Likewise.
11675 * tree-vect-transform.c (vectorizable_load): Likewise.
11676 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
11677 (get_vectype_for_scalar_type): Pass mode of scalar_type
11678 to UNITS_PER_SIMD_WORD.
11680 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
11681 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
11682 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
11683 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
11684 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
11686 2008-05-22 Ira Rosen <irar@il.ibm.com>
11688 PR tree-optimization/36293
11689 * tree-vect-transform.c (vect_transform_strided_load): Don't check
11690 if the first load must be skipped because of a gap.
11692 2008-05-22 Richard Guenther <rguenther@suse.de>
11694 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
11695 more cases of offset disambiguation that is possible if
11696 strict-aliasing rules apply.
11697 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
11698 for basic offset and type-based disambiguation.
11700 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11702 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
11703 ix86_expand_vector_set on V16QImode for SSE4.1.
11705 2008-05-21 Tom Tromey <tromey@redhat.com>
11707 * c.opt (Wimport): Mark as undocumented.
11708 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
11710 (Warning Options): Likewise.
11711 * doc/cppopts.texi: Don't mention -Wimport.
11713 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
11715 PR tree-optimization/36287
11716 PR tree-optimization/36286
11717 * lambda-code.c (build_access_matrix): Do not use the loop->num
11718 for computing the number of induction variables: use the loop depth
11721 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
11724 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
11725 option -f(no-)leading-underscore.
11727 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11729 * config/i386/i386.c (ix86_expand_vector_init_general): Use
11730 GET_MODE_NUNITS (mode).
11732 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
11734 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
11735 (-mmulhw): Add 464 to description.
11736 (-mdlmzb): Likewise.
11737 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
11738 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
11740 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
11741 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
11742 * config/rs6000/rs6000.md: Update comments for 464.
11744 2008-05-21 Janis Johnson <janis187@us.ibm.com>
11746 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
11748 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11750 * config/i386/sse.md (vec_extractv4sf): Removed.
11751 (vec_extractv2df): Likewise.
11752 (vec_extractv2di): Likewise.
11753 (vec_extractv4si): Likewise.
11754 (vec_extractv8hi): Likewise.
11755 (vec_extractv16qi): Likewise.
11756 (vec_extract<mode>): New.
11758 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11760 * config/i386/sse.md (vec_setv4sf): Removed.
11761 (vec_setv2df): Likewise.
11762 (vec_setv2di): Likewise.
11763 (vec_setv4si): Likewise.
11764 (vec_setv8hi): Likewise.
11765 (vec_setv16qi): Likewise.
11766 (vec_set<mode>): New.
11768 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11770 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
11771 goto for vec_concat and vec_interleave.
11773 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11775 * config/i386/sse.md (vec_initv4sf): Removed.
11776 (vec_initv2df): Likewise.
11777 (vec_initv2di): Likewise.
11778 (vec_initv4si): Likewise.
11779 (vec_initv8hi): Likewise.
11780 (vec_initv16qi): Likewise.
11781 (vec_init<mode>): New.
11783 2008-05-21 Joseph Myers <joseph@codesourcery.com>
11785 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
11787 2008-05-21 Tom Tromey <tromey@redhat.com>
11789 * ggc-zone.c (lookup_page_table_if_allocated): New function.
11790 (zone_find_object_offset): Likewise.
11791 (gt_ggc_m_S): Likewise.
11792 (highest_bit): Likewise.
11793 * ggc-page.c (gt_ggc_m_S): New function.
11794 * stringpool.c (string_stack): Remove.
11795 (init_stringpool): Update.
11796 (ggc_alloc_string): Use ggc_alloc.
11797 (maybe_delete_ident): New function.
11798 (ggc_purge_stringpool): Likewise.
11799 (gt_ggc_m_S): Remove.
11800 * ggc-common.c (ggc_protect_identifiers): New global.
11801 (ggc_mark_roots): Call ggc_purge_stringpool. Use
11802 ggc_protect_identifiers.
11803 * ggc.h (ggc_protect_identifiers): Declare.
11804 (gt_ggc_m_S): Update.
11805 (ggc_purge_stringpool): Declare.
11806 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
11807 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
11809 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
11811 2008-05-21 David S. Miller <davem@davemloft.net>
11813 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
11816 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
11818 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
11821 2008-05-20 David Daney <ddaney@avtrex.com>
11823 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
11824 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
11825 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
11826 UNSPEC_UPDATE_GOT_VERSION): Renumber.
11827 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
11828 (atomic_hiqi_op): New define_code_iterator.
11829 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
11830 mips_expand_compare_and_swap_12.
11831 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
11832 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
11833 (sync_<optab><mode>, sync_old_<optab><mode>,
11834 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
11835 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
11836 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
11837 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
11838 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
11839 (test_and_set_12): New insn.
11840 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
11841 sync_new_<optab><mode>, sync_old_nand<mode>,
11842 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
11843 clobber to operand 0 for SI and DI mode insns.
11844 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
11845 mips_gen_fn_4): New typedefs.
11846 (mips_gen_fn_ptrs): Define new union type.
11847 (mips_expand_compare_and_swap_12): Remove declaration.
11848 (mips_expand_atomic_qihi): Declare function.
11849 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
11850 (mips_expand_atomic_qihi): ... this. Use new generator function
11852 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
11853 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
11854 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
11855 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
11856 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
11857 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
11858 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
11859 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
11860 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
11861 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
11864 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
11866 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
11869 2008-05-20 Anatoly Sokolov <aesok@post.ru>
11871 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
11872 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
11873 (avr_attribute_table): Add 'OS_main' function attribute.
11874 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
11875 functions with 'OS_main' attribute.
11877 2008-05-20 Richard Guenther <rguenther@suse.de>
11879 PR tree-optimization/35204
11880 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
11881 helper, split out from ...
11882 (DFS): ... here. Make the DFS walk non-recursive.
11884 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
11885 Jan Sjodin <jan.sjodin@amd.com>
11887 PR tree-optimization/36181
11888 * tree-parloops.c (loop_has_vector_phi_nodes): New.
11889 (parallelize_loops): Don't parallelize when the loop has vector
11892 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
11893 Sebastian Pop <sebastian.pop@amd.com>
11895 * tree-loop-linear.c (gather_interchange_stats): Look in the access
11896 matrix, and never look at the tree representation of the memory
11898 (linear_transform_loops): Computes parameters and access matrices.
11899 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
11901 (access_matrix_get_index_for_parameter): New.
11902 * tree-data-ref.h (struct access_matrix): New.
11903 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
11904 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
11905 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
11906 am_vector_index_for_loop): New.
11907 (struct data_reference): Add field access_matrix.
11908 (DR_ACCESS_MATRIX): New.
11909 (compute_data_dependences_for_loop): Update declaration.
11910 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
11911 * lambda.h (lambda_vector_vec_p): Declared.
11912 * lambda-code.c: Depend on pointer-set.h.
11913 (lambda_collect_parameters_from_af, lambda_collect_parameters,
11914 av_for_af_base, av_for_af, build_access_matrix,
11915 lambda_compute_access_matrices): New.
11916 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
11918 2008-05-20 Joseph Myers <joseph@codesourcery.com>
11920 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
11921 $SOURCEDIR/include.
11923 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
11924 Sebastian Pop <sebastian.pop@amd.com>
11926 PR tree-optimization/36206
11927 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
11929 (instantiate_scev_1): Rename flags to fold_conversions.
11930 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
11931 outeside instantiation_loop.
11932 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
11933 (evolution_function_is_affine_or_constant_p): Removed.
11934 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
11936 (analyze_siv_subscript): Pass in the loop nest number.
11937 Call evolution_function_is_affine_in_loop instead of
11938 evolution_function_is_affine_p.
11939 (analyze_overlapping_iterations): Pass in the loop nest number.
11941 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
11942 Sebastian Pop <sebastian.pop@amd.com>
11944 PR tree-optimization/36206
11945 * tree-chrec.h (chrec_fold_op): New.
11946 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
11949 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
11951 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
11953 (remove_duplicates): Do not set inode on non-inode systems.
11956 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
11958 * config.gcc (tm_file): Update comments about relative pathnames.
11960 2008-05-20 Richard Guenther <rguenther@suse.de>
11962 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
11963 * tree-ssa-sccvn.c (process_scc): Likewise.
11964 * tree-ssa-sink.c (execute_sink_code): Likewise.
11965 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
11966 * tree-vrp.c (process_assert_insertions): Likewise.
11967 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
11968 (perform_tree_ssa_dce): Likewise.
11969 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
11970 (dump_dominator_optimization_stats): Likewise.
11971 * tree-vectorizer.c (vectorize_loops): Likewise.
11973 2008-05-20 Richard Guenther <rguenther@suse.de>
11975 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
11977 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
11979 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
11980 (ix86_i386elf_return_in_memory): Likewise.
11981 (ix86_i386interix_return_in_memory): Likewise.
11982 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
11983 (SUBTARGET_RETURN_IN_MEMORY): New.
11984 * config/i386/i386elf.h: Likewise.
11985 * config/i386/ptx4-i.h: Likewise.
11986 * config/i386/sol2-10.h: Likewise.
11987 * config/i386/sysv4.h: Likewise.
11988 * config/i386/vx-common.h: Likewise.
11989 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
11990 * config/i386/i386.c (ix86_return_in_memory): Made static and
11991 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
11992 (ix86_i386elf_return_in_memory): Removed.
11993 (ix86_i386interix_return_in_memory): Removed.
11994 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
11995 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
11997 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
11999 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
12001 2008-05-19 Xinliang David Li <davidxl@google.com>
12003 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
12005 * common.opt: Ditto.
12006 * doc/invoke.texi: Ditto.
12008 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
12010 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
12011 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
12013 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12015 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
12016 sizes of operand array from 8/4 to 4/2.
12017 (ix86_expand_vector_init_general): Change size of operand array
12018 from 32 to 16. Remove op0, op1 and half_mode.
12020 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12022 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
12023 (ix86_expand_vector_init_interleave): Likewise.
12024 (ix86_expand_vector_init_general): Use them. Assert
12025 word_mode == SImode when n_words == 4.
12027 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
12029 * config/i386/i386.c (ix86_secondary_reload): New static function.
12030 (TARGET_SECONDARY_RELOAD): New define.
12031 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12032 * config/i386/i386.md (reload_outqi): Remove.
12034 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12036 PR middle-end/35509
12037 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
12038 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
12039 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
12040 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
12041 (fold_builtin_1): Likewise.
12042 * builtins.def (BUILT_IN_ISINF_SIGN): New.
12043 c-common.c (check_builtin_function_arguments): Handle
12044 BUILT_IN_ISINF_SIGN.
12045 * doc/extend.texi: Document __builtin_isinf_sign.
12046 * fold-const.c (operand_equal_p): Handle COND_EXPR.
12048 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
12050 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
12051 EH cleanup at the end of the pass, search for those that have been
12052 turned into forwarder blocks and do the cleanup on their successor.
12054 2008-05-18 Richard Guenther <rguenther@suse.de>
12056 * tree-cfg.c (verify_gimple_expr): Allow conversions from
12057 pointers to sizetype and vice versa.
12059 2008-05-18 Xinliang David Li <davidxl@google.com>
12061 * gcc/tree-ssa-dce.c: Coding style fix.
12062 (check_pow): Documentation comment.
12063 (check_log): Documenation comment. Coding style fix.
12064 (is_unnecessary_except_errno_call): Ditto.
12065 (gen_conditions_for_pow): Ditto.
12066 (gen_conditions_for_log): Ditto.
12067 (gen_shrink_wrap_conditions): Ditto.
12068 (shrink_wrap_one_built_in_calls): Ditto.
12069 * gcc/doc/invoke.texi: Better documentation string.
12070 * ChangeLog: Fix wrong change log entries from
12071 May 17 checkin on function call DCE.
12073 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
12075 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
12077 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12079 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
12080 * df-problems.c (simulation routines): Fixed block comment to
12081 properly say how to add forwards scanning functions.
12083 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12085 * tree-inline.c (setup_one_parameter): Remove dead code.
12087 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12089 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
12090 a BIT_AND_EXPR only for an INTEGER_TYPE.
12092 2008-05-17 Xinliang David Li <davidxl@google.com>
12094 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
12095 (check_pow, check_log, is_unnecessary_except_errno_call): New
12096 functions to check for eliminating math functions that are pure
12097 except for setting errno.
12098 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
12099 general condition expressions for shrink-wrapping pow/log calls.
12100 (gen_shrink_wrap_conditions): Ditto.
12101 (shrink_wrap_one_built_in_call): Ditto.
12102 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
12103 (mark_operand_necessary): If debugging, output if OP is necessary.
12104 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
12106 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
12108 * gcc/common.opt: New user flag -ftree-builtin-dce.
12109 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
12111 2008-05-16 David S. Miller <davem@davemloft.net>
12113 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
12114 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12116 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
12119 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
12121 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12123 * ifcvt.c (dead_or_predicable): Rename
12124 df_simulate_one_insn_backwards to df_simulate_one_insn.
12125 * recog.c (peephole2_optimize): Ditto.
12126 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
12128 * df.h: Rename df_simulate_one_insn_backwards to
12129 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
12130 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
12131 scanning of defs and uses.
12132 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
12133 (df_simulate_one_insn_forwards): Removed.
12135 2008-05-16 Doug Kwan <dougkwan@google.com>
12137 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
12139 (real_from_string): Handle NaNs and Inf as approriate.
12141 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12143 * doc/gty.texi (Source Files Containing Type Information): Note
12144 that headers should appear first in the gtfiles list.
12146 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12148 * tree.def (COND_EXEC): Properly documented this code.
12150 2008-05-16 Diego Novillo <dnovillo@google.com>
12152 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
12153 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
12156 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12158 * tree-ssa-dse (max_stmt_uid): Removed.
12159 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
12160 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
12161 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
12162 * function.h (cfun.last_stmt_uid): New field.
12163 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
12164 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
12166 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
12167 (create_stmt_ann): Initialize the ann->uid field.
12168 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
12170 * tree-flow.h (renumber_gimple_stmt_uids): New function.
12172 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12174 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
12175 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
12176 (init_empty_tree_cfg): Call it.
12178 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12180 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
12183 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12185 * doc/invoke.text (-fdump-tree-*-verbose): New option.
12186 * tree-dump.c (dump_options): New verbose option.
12187 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
12189 * tree-pass.h (TDF_VERBOSE): New dump flag.
12190 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
12191 (tree-flow.h): Added include.
12192 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
12194 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
12196 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
12198 From Jie Zhang <jie.zhang@analog.com>
12199 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12200 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
12201 mcpu=bf561-none and mcpu=bf561-0.2.
12202 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12203 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12204 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12205 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12206 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
12207 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
12208 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
12210 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
12211 (cputype_selected): Remove.
12212 (bfin_handle_option): Don't use cputype_selected.
12213 (override_options): When no mcpu option, enable all workarounds.
12214 Don't use bfin_workarounds.
12215 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
12217 (DEFAULT_CPU_TYPE): Don't define.
12219 2008-05-16 Richard Guenther <rguenther@suse.de>
12221 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
12222 on deletion of the last stmt.
12224 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12226 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
12227 V8HImode for SSE2 and V16QImode for SSE4.1.
12229 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
12231 * cgraph.h (compute_inline_parameters): Made public.
12232 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
12233 variable_generate_summary, function_write_summary,
12234 variable_write_summary, variable_read_summary. Added generate_summary,
12235 write_summary, read_summary.
12236 * cgraphunit.c (cgraph_process_new_functions): Changed call from
12237 pass_ipa_inline.function_generate_summary, to
12238 compute_inline_parameters.
12239 * ipa-inline.c (compute_inline_parameters): Made public and added
12241 (compute_inline_parameters_for_current): New function.
12242 (pass_inline_param): Now calls compute_inline_parameters_for_current.
12243 (inline_generate_summary): Removed parameter and made to loop over
12245 (pass_ipa_inline): Updated for new IPA_PASS structure.
12246 * passes.c (execute_ipa_summary_passes): Now is called once per
12247 pass rather than once per node*pass.
12249 2008-05-15 Anatoly Sokolov <aesok@post.ru>
12251 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
12252 avr_have_mul_p, avr_asm_only_p): Remove variables.
12253 (avr_override_options): Remove initialization of removed variables.
12254 (avr_file_start): Convert removed variables to fields of
12255 'struct base_arch_s *avr_current_arch'.
12256 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
12257 (AVR_HAVE_MUL): (Ditto.).
12258 (AVR_HAVE_MOVW): (Ditto.).
12259 (AVR_HAVE_LPMX): (Ditto.).
12260 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
12261 avr_asm_only_p): Remove declaration.
12263 2008-05-15 Diego Novillo <dnovillo@google.com>
12265 * config/arm/arm.c (arm_return_in_memory): Fix return type.
12266 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
12268 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
12270 PR middle-end/36194
12271 * combine.c (check_conversion): Rename back to check_promoted_subreg.
12272 Don't call record_truncated_value from here.
12273 (record_truncated_value): Turn it into a for_each_rtx callback.
12274 (record_truncated_values): New function.
12275 (combine_instructions): Call note_uses with record_truncated_values.
12276 Change name of check_conversion to check_promoted_subreg.
12278 2008-05-15 Janis Johnson <janis187@us.ibm.com>
12280 * doc/sourcebuild.texi: Document support for torture tests.
12282 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12284 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
12285 to alternative 4 of operand 2.
12287 2008-05-15 Richard Guenther <rguenther@suse.de>
12289 * tree-pass.h (current_pass): Declare.
12290 (get_pass_for_id): Likewise.
12291 * passes.c (passes_by_id, passes_by_id_size): New globals.
12292 (set_pass_for_id): New function.
12293 (get_pass_for_id): Likewise.
12294 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
12295 (execute_function_todo): Flush per function statistics.
12296 * toplev.c (compile_file): Init statistics.
12297 (general_init): Do early statistics initialization.
12298 (finalize): Finish statistics.
12299 * statistics.h (statistics_early_init): Declare.
12300 (statistics_init): Likewise.
12301 (statistics_fini): Likewise.
12302 (statistics_fini_pass): Likewise.
12303 (statistics_counter_event): Likewise.
12304 (statistics_histogram_event): Likewise.
12305 * statistics.c: New file.
12306 * Makefile.in (OBJS-common): Add statistics.o.
12307 (statistics.o): Add dependencies.
12308 * doc/invoke.texi (-fdump-statistics): Document.
12310 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
12311 (insert): Likewise.
12312 (execute_pre): Use statistics_counter_event.
12313 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
12314 (substitute_and_fold): Increment it. Use statistics_counter_event.
12316 2008-05-15 Diego Novillo <dnovillo@google.com>
12318 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
12320 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
12321 * tree-ssa-alias.c (new_type_alias): Remove references to
12322 sub-variables from comment.
12323 * tree-ssa-operands.c (swap_tree_operands): Likewise.
12325 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12327 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
12328 attribute to 1 only for insertps alternative.
12330 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12332 * config/bfin/bfin.md (loadbytes): New pattern.
12333 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
12334 (bfin_init_builtins): Initialize it.
12335 (bdesc_1arg): Add it.
12337 2008-05-15 Sa Liu <saliu@de.ibm.com>
12339 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
12340 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
12341 * testsuite/lib/target-supports.exp: Add
12342 check_effective_target_fortran_integer_16.
12344 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12346 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
12347 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
12348 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
12349 (TARGET_RETURN_IN_MEMORY): Define.
12351 2008-05-15 Richard Guenther <rguenther@suse.de>
12353 PR middle-end/36244
12354 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
12355 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
12356 represent unmodifiable vars.
12358 2008-05-15 Richard Guenther <rguenther@suse.de>
12360 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
12361 INDIRECT_REF and TARGET_MEM_REF.
12362 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
12365 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12366 H.J. Lu <hongjiu.lu@intel.com>
12368 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
12369 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
12370 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
12371 insn alternatives. Add missing alternatives.
12372 (*vec_concatv2di_rex64_sse4_1): Likewise.
12373 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
12374 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
12375 Require TARGET_SSE.
12377 2008-05-15 Richard Guenther <rguenther@suse.de>
12379 PR tree-optimization/36009
12380 PR tree-optimization/36204
12381 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
12382 (determine_invariantness_stmt): Record the loop a store is
12383 always executed in.
12384 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
12387 2008-05-15 Richard Guenther <rguenther@suse.de>
12389 PR tree-optimization/34330
12390 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
12391 through the pointer will alias the SMT.
12393 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
12395 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
12397 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
12399 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
12401 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12402 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12404 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
12405 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
12406 (vashl_optab): New optab for vector/vector shifts.
12407 (vashr_optab): Ditto.
12408 (vlshr_optab): Ditto.
12409 (vrotl_optab): Ditto.
12410 (vrotr_optab): Ditto.
12411 (optab_subtype): New enum for optab_for_tree_code call.
12412 (optab_for_tree_code): Add enum optab_subtype argument.
12414 * optabs.c (optab_for_tree_code): Take an additional argument to
12415 distinguish between a vector shift by a scalar and vector shift by
12416 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
12417 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
12418 vector shift by a vector.
12419 (expand_widen_pattern_expr): Pass additional argument to
12420 optab_for_tree_code.
12422 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
12423 vrotl_optab, vrotr_optab.
12425 * expr.c (expand_expr_real_1): Update calls to
12426 optab_for_tree_code to distinguish between vector shifted by a
12427 scalar and vector shifted by a vector.
12428 * tree-vectorizer.c (supportable_widening_operation): Ditto.
12429 (supportable_narrowing_operation): Ditto.
12430 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
12431 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
12432 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
12433 (vect_create_epilog_for_reduction): Ditto.
12434 (vectorizable_reduction): Ditto.
12435 (vectorizable_operation): Ditto.
12436 (vect_strided_store_supported): Ditto.
12437 (vect_strided_load_supported): Ditto.
12438 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12439 * expmed.c (expand_shift): Ditto.
12441 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
12443 (ashr@var{m}3): Ditto.
12444 (vashl@var{m}3): Document new vector/vector shift standard name.
12445 (vashr@var{m}3): Ditto.
12446 (vlshr@var{m}3): Ditto.
12447 (vrotl@var{m}3): Ditto.
12448 (vrotr@var{m}3): Ditto.
12450 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
12451 (PPERM_INVERT): Ditto.
12452 (PPERM_REVERSE): Ditto.
12453 (PPERM_REV_INV): Ditto.
12454 (PPERM_ZERO): Ditto.
12455 (PPERM_ONES): Ditto.
12456 (PPERM_SIGN): Ditto.
12457 (PPERM_INV_SIGN): Ditto.
12458 (PPERM_SRC1): Ditto.
12459 (PPERM_SRC2): Ditto.
12461 * config/i386/sse.md (mulv2di3): Add SSE5 support.
12462 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
12463 allows a memory operand to be the value being added, and split it
12464 to improve vectorization.
12465 (sse5_pmacsdqh_mem): Ditto.
12466 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
12467 (sse5_mulv2div2di3_high): Ditto.
12468 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
12469 (vec_pack_trunc_v4si): Ditto.
12470 (vec_pack_trunc_v2di): Ditto.
12471 (sse5_pcmov_<mode>): Remove code that tried to use use
12472 andps/andnps instead of pcmov.
12473 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
12474 pmacsdqh instructions.
12475 (vec_widen_smult_lo_v4si): Ditto.
12477 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
12478 (PPERM_INVERT): Ditto.
12479 (PPERM_REVERSE): Ditto.
12480 (PPERM_REV_INV): Ditto.
12481 (PPERM_ZERO): Ditto.
12482 (PPERM_ONES): Ditto.
12483 (PPERM_SIGN): Ditto.
12484 (PPERM_INV_SIGN): Ditto.
12485 (PPERM_SRC1): Ditto.
12486 (PPERM_SRC2): Ditto.
12487 (ix86_expand_sse_movcc): Move the SSE5 test after the if
12489 (ix86_expand_int_vcond): If SSE5 generate all possible integer
12491 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
12492 says ignore whether the last reference is a memory operand.
12494 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12495 Paolo Bonzini <bonzini at gnu dot org>
12497 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
12500 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
12501 (vlshr<mode>3): Rename from vlshr<mode>3.
12502 (vashr<mode>3): Rename from vashr<mode>3.
12503 (mulv4sf3): Change the names of vector shift patterns.
12507 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
12510 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
12535 * config/spu/spu.md (v): New iterator macro to add v for vector types.
12536 (floatunssidf2_internal): Change vector/vector shift names.
12537 (floatunsdidf2_internal): Ditto.
12544 (vashl<mode>3): Rename from ashl<mode>3.
12545 (vashr<mode>3): Rename from ashr<mode>3.
12546 (vlshr<mode>3): Rename from lshr<mode>3.
12547 (vrotl<mode>3): Rename from rotl<mode>3.
12549 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12552 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
12553 multiply gives the wrong value when doing widening multiplies.
12554 (vec_widen_smult_lo_v4si): Ditto.
12556 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12558 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
12559 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
12560 emit_library_call_value.
12561 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
12562 * tree.h (ECF_LIBCALL_BLOCK): Removed.
12563 * calls.c (initialize_argument_information, precompute_arguments,
12564 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
12565 (precompute_arguments): Removed flags parameter.
12566 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
12568 2008-05-14 Richard Guenther <rguenther@suse.de>
12570 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
12571 Make sure to register the store if the use is a PHI_NODE.
12573 2008-05-14 Olivier Hainque <hainque@adacore.com>
12575 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
12576 memory if the component is to be referenced in BLKmode according
12577 to get_inner_reference.
12579 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
12581 * calls.c (emit_library_call_value_1): Restore code clearing
12582 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
12584 2008-05-14 Olivier Hainque <hainque@adacore.com>
12585 Nicolas Roche <roche@adacore.com>
12587 * configure.ac: Add support for a "gcc_subdir" variable in
12588 config-lang.in, to denote a subdirectory where the language/GCC
12589 integration files are to be found.
12590 * configure: Regenerate.
12592 2008-05-14 Ira Rosen <irar@il.ibm.com>
12594 PR tree-optimization/36098
12595 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
12596 value for the first load in the group in case of a gap.
12597 (vect_build_slp_tree): Check that there are no gaps in loads.
12599 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12601 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
12602 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
12603 expand_copysign_bit, ): Change call to emit_no_conflict_block to
12604 emit_insn and remove unneeded code to construct extra args.
12605 (emit_no_conflict_block): Removed.
12606 * optabls.h: (emit_no_conflict_block): Removed.
12607 * cse.c (cse_extended_basic_block): Remove search for
12608 REG_NO_CONFLICT note.
12609 * global.c: Removed incorrect comment added in revision 117.
12610 * expr.c (convert_move): Change call to emit_no_conflict_block to
12612 * recog.c: Change comments so that they do not mention
12614 * local_alloc.c (combine_regs): Removed last parameter.
12615 (no_conflict_p): Removed.
12616 (block_alloc): Removed note, no_conflict_combined_regno and set
12617 local vars. Removed all code to process REG_NO_CONFLICT blocks.
12618 (combine_regs): Removed already_dead and code to look for
12619 REG_NO_CONFLICT notes.
12620 * lower_subreg (remove_retval_note): Removed code to look for
12621 REG_NO_CONFLICT block.
12622 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
12623 (resolve_clobber): Remove code to process libcalls that have
12624 REG_NO_CONFLICT notes.
12625 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
12627 * combine.c (can_combine_p, distribute_notes): Removed
12628 REG_NO_CONFLICT case.
12629 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
12631 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
12632 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
12634 * reg-notes.def (NO_CONFLICT): Removed.
12636 2008-05-14 David S. Miller <davem@davemloft.net>
12638 * config/sparc/sparc.c (sparc_profile_hook): If
12639 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
12640 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
12641 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12643 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
12645 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
12647 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
12650 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
12651 and op1 expansion before vector concat to have less live pseudos.
12653 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
12655 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
12656 ix86_expand_vector_set if supported.
12658 2008-05-13 Diego Novillo <dnovillo@google.com>
12659 Kenneth Zadeck <zadeck@naturalbridge.com>
12661 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
12663 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
12664 phinodes_print_statistics, init_ssanames, fini_ssanames,
12665 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
12666 release_ssa_name, release_defs, replace_ssa_name_symbol,
12667 ssanames_print_statistics): Move ...
12668 * tree-flow.h: ... here.
12669 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
12670 Use FN instead of cfun.
12671 (make_ssa_name_fn): Rename from make_ssa_name.
12672 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
12673 * tree-flow-inline.h (make_ssa_name): Move from
12674 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
12675 * omp-low.c (expand_omp_parallel):
12676 * tree-flow-inline.h (redirect_edge_var_map_result):
12677 * tree-ssa.c (init_tree_ssa): Add argument FN.
12678 Use it instead of cfun. Update all users.
12680 2008-05-13 Tom Tromey <tromey@redhat.com>
12682 PR preprocessor/22168:
12683 * doc/cpp.texi (Top): Update menu.
12684 (Alternatives to Wrapper #ifndef): New node.
12685 (Other Directives): Document deprecation.
12686 (Obsolete Features): Remove menu.
12687 (Assertions): Merge node into Obsolete Features.
12688 (Obsolete once-only headers): Move earlier; rename to Alternatives
12689 to Wrapper #ifndef.
12690 * doc/cppopts.texi: Update.
12691 * c.opt (Wdeprecated): Enable for C and ObjC.
12692 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
12693 (C++ Dialect Options): Move -Wno-deprecated from here to...
12694 (Warning Options): ... here.
12696 2008-05-13 Richard Guenther <rguenther@suse.de>
12698 PR middle-end/36227
12699 * fold-const.c (fold_sign_changed_comparison): Do not allow
12700 changes in pointer-ness.
12702 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12705 * config/sh/sh.c (sh_expand_prologue): Don't clear
12706 RTX_FRAME_RELATED_P for push insns.
12708 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
12710 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
12712 2008-05-12 Anatoly Sokolov <aesok@post.ru>
12714 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
12715 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
12716 Use 'machine->is_leaf' instead of 'leaf_func_p'.
12718 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
12720 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
12721 (*vec_concatv4sf_sse): This.
12722 (*sse2_concatv2si): Renamed to ...
12723 (*vec_concatv2si_sse2): This.
12724 (*sse1_concatv2si): Renamed to ...
12725 (*vec_concatv2si_sse): This.
12726 (*vec_concatv2di_rex): Renamed to ...
12727 (*vec_concatv2di_rex64): This.
12728 (*vec_concatv2si_sse4_1): New.
12729 (*vec_concatv2di_rex64_sse4_1): Likewise.
12731 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
12733 PR rtl-optimization/36111
12734 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
12735 that was created for swappable operands.
12737 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
12740 * Makefile.in: Substitute GNATMAKE and GNATBIND.
12741 * configure.ac: Add call to ACX_PROG_GNAT.
12743 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
12745 * optc-gen.awk: Fix comment typo.
12747 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12749 * pretty-print.c (pp_integer_with_precision): Use
12750 HOST_LONG_LONG_FORMAT.
12752 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
12754 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
12756 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
12758 * config/i386/i386.c (bdesc_ptest): Removed.
12759 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
12760 (bdesc_args): Add __builtin_ia32_ptestz128,
12761 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
12762 (ix86_init_mmx_sse_builtins): Updated.
12763 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
12764 (ix86_expand_builtin): Updated.
12766 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
12768 * tree-cfg.c (valid_fixed_convert_types_p): New function.
12769 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
12771 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
12773 * value-prof.c (interesting_stringop_to_profile): Do not
12774 return early for BUILT_IN_MEMPCPY.
12776 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
12778 * calls.c (expand_call): Don't use callgraph to increase
12779 preferred_stack_boundary.
12781 * cgraph.h (cgraph_rtl_info): Use unsigned on
12782 preferred_incoming_stack_boundary.
12784 * final.c (rest_of_clean_state): Use unsigned on
12785 preferred_stack_boundary.
12787 2008-05-09 Tom Tromey <tromey@redhat.com>
12789 PR preprocessor/22231:
12790 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
12793 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
12795 PR tree-optimization/36129
12796 * tree-ssa-ccp.c: Include value-prof.h.
12797 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
12798 built-in function was folded to a constant.
12799 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
12801 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
12802 Sebastian Pop <sebastian.pop@amd.com>
12804 * tree-scalar-evolution.c: Document instantiate_scev.
12805 (instantiate_parameters_1): Renamed instantiate_scev_1.
12806 Don't use the same loop for instantiation_loop and evolution_loop.
12807 (instantiate_scev): New.
12808 (instantiate_parameters): Moved...
12809 (resolve_mixers): Update call to instantiate_scev_1 to pass the
12810 same loop twice. Maintains the semantics for this function.
12811 * tree-scalar-evolution.h (instantiate_scev): Declare.
12812 (instantiate_parameters): ...here. Now static inline.
12813 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
12814 instead of resolve_mixers.
12816 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
12818 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
12820 2008-05-09 Tomas Bily <tbily@suse.cz>
12822 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
12823 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
12824 * tree-ssa-structalias.c (get_constraint_for): Likewise.
12825 * c-common.c (c_common_truthvalue_conversion): Likewise.
12826 * tree-object-size.c (compute_object_offset): Likewise.
12827 * tree-inline.c (estimate_num_insns_1): Likewise.
12828 * varasm.c (const_hash_1, compare_constant, copy_constant)
12829 (compute_reloc_for_constant, output_addressed_constants)
12830 (initializer_constant_valid_p): Likewise.
12831 * c-omp.c (check_omp_for_incr_expr): Likewise.
12832 * gimplify.c (gimplify_expr): Likewise.
12833 * c-typeck.c (c_finish_return): Likewise.
12834 * tree-vectorizer.c (supportable_widening_operation)
12835 (supportable_narrowing_operation): Likewise.
12836 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
12837 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
12838 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
12839 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
12840 (descr_info_loc): Likewise.
12841 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
12842 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
12843 (fold_unary): Likewise.
12844 * builtins.c (get_pointer_alignment): Likewise.
12845 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
12846 (instantiate_parameters_1): Likewise.
12847 * tree.c (expr_align, stabilize_reference): Likewise.
12848 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
12849 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
12850 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
12851 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
12852 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
12853 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
12855 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
12856 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
12857 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
12858 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
12859 (forward_propagate_comparison)
12860 (tree_ssa_forward_propagate_single_use_vars): Likewise.
12861 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
12862 * emit-rtl.c (component_ref_for_mem_expr)
12863 (set_mem_attributes_minus_bitpos): Likewise.
12864 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
12865 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
12867 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
12868 (build_function_call, pointer_diff, build_compound_expr)
12869 (c_finish_return): Likewise.
12870 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
12871 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
12873 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
12874 * expr.c (is_aligning_offset): Likewise.
12875 * tree-ssa-alias.c (is_escape_site): Likewise.
12876 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
12877 (check_all_va_list_escapes): Likewise.
12878 * tree-ssa-loop-ivopts.c (determine_base_object)
12879 (determine_common_wider_type): Likewise.
12880 * dojump.c (do_jump): Likewise.
12881 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
12882 * tree-gimple.c (is_gimple_cast): Likewise.
12883 * fold-const.c (decode_field_reference, )
12884 (fold_sign_changed_comparison, fold_unary, fold_comparison)
12885 (fold_binary): Likewise.
12886 * tree-ssa-alias-warnings.c (find_alias_site_helper)
12887 (already_warned_in_frontend_p): Likewise.
12888 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
12889 * tree.c (really_constant_p, get_unwidened): Likewise.
12890 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
12891 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
12892 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
12894 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
12896 (CONVERT_EXPR_P): Define.
12897 (CASE_CONVERT): Define.
12899 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
12901 PR middle-end/36117
12902 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
12903 (delete_unmarked_insns): When deleting a call, call
12904 delete_unreachable_blocks.
12905 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
12906 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
12908 2008-05-08 Richard Guenther <rguenther@suse.de>
12910 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
12911 (-ftree-salias): Likewise.
12912 (salias-max-implicit-fields): Remove param documentation.
12913 (salias-max-array-elements): Likewise.
12914 * tree-pass.h (pass_create_structure_vars): Remove.
12915 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
12916 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
12917 * tree-ssa-alias.c (create_structure_vars): Remove.
12918 (gate_structure_vars): Likewise.
12919 (pass_create_structure_vars): Likewise.
12920 (gate_build_alias): Likewise.
12921 (pass_build_alias): Adjust to run always and dump the function.
12922 * common.opt (ftree-salias): Hide.
12923 * passes.c (init_optimization_passes): Remove
12924 pass_create_structure_vars, adjust comment.
12925 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
12926 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
12927 * opts.c (decode_options): Do not set flag_tree_salias.
12928 (common_handle_option): Add OPT_ftree_salias to the backward
12929 compatibility section.
12931 2008-05-08 Richard Guenther <rguenther@suse.de>
12933 * tree-flow-inline.h (var_can_have_subvars): Move ...
12934 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
12935 * tree-flow.h (var_can_have_subvars): Remove.
12936 (push_fields_onto_fieldstack): Remove.
12937 (sort_fieldstack): Likewise.
12938 (struct fieldoff): Move ...
12939 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
12940 alias_set and base_for_components fields.
12941 (sort_fieldstack): Make static.
12942 (push_fields_onto_fieldstack): Likewise. Remove code that
12943 handles anything but RECORD_TYPEs. Remove alias_set and
12944 base_for_components handling.
12945 (create_variable_info_for): Adjust.
12947 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
12949 * common.opt (Wframe-larger-than=): Shorten the help message
12951 * doc/invoke.texi (Wframe-larger-than=): Add more description.
12953 2008-05-08 Rafael Espindola <espindola@google.com>
12955 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
12957 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
12958 trap and that both operands are gimple values.
12959 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
12960 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
12963 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
12965 * read-rtl.c (join_c_conditions): Return the first string if the
12966 two strings are equal.
12968 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
12970 * gensupport.h (pred_data): Add a "num_codes" field.
12971 (add_predicate_code): Declare.
12972 * gensupport.c (add_predicate_code): New function.
12973 (std_pred_table): Add an "allows_const_p" field.
12974 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
12975 Remove the (incomplete) list of such codes from the codes field.
12976 (init_predicate_table): Use add_predicate_code. Add all
12977 RTX_CONST_OBJs if allows_const_p is true.
12978 * genrecog.c (process_define_predicate): Use add_predicate_code.
12980 2008-05-08 David Daney <ddaney@avtrex.com>
12981 Richard Sandiford <rsandifo@nildram.co.uk>
12983 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
12984 special case of constant zero operands.
12985 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
12986 old and new values. Special case constant zero values.
12987 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
12989 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
12990 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
12992 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
12995 * simplify-rtx.c (simplify_plus_minus): Create CONST of
12996 similar RTX_CONST_OBJ before CONST_INT.
12998 2008-05-08 Steve Ellcey <sje@cup.hp.com>
13000 * stmt.c (expand_stack_restore): Change sa mode if needed.
13002 2008-05-08 Richard Guenther <rguenther@suse.de>
13004 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
13005 return type to bool.
13006 (ix86_sol10_return_in_memory): Likewise.
13007 (ix86_i386elf_return_in_memory): Likewise.
13008 (ix86_i386interix_return_in_memory): Likewise.
13009 * config/i386/i386.c (ix86_return_in_memory): Likewise.
13010 (ix86_sol10_return_in_memory): Likewise.
13011 (ix86_i386elf_return_in_memory): Likewise.
13012 (ix86_i386interix_return_in_memory): Likewise.
13014 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13017 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
13019 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
13020 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
13023 2008-05-08 Richard Guenther <rguenther@suse.de>
13025 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
13026 * tree-data-ref.h (struct dr_alias): Remove subvars field.
13027 (DR_SUBVARS): Remove.
13028 * tree-dfa.c (dump_subvars_for): Remove.
13029 (debug_subvars_for): Likewise.
13030 (dump_variable): Do not dump subvars.
13031 (remove_referenced_var): Do not remove subvars.
13032 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
13033 (lookup_subvars_for_var): Remove.
13034 (get_subvars_for_var): Likewise.
13035 (get_subvars_at): Likewise.
13036 (get_first_overlapping_subvar): Likewise.
13037 (overlap_subvar): Likewise.
13038 * tree-flow.h (subvar_t): Remove.
13039 (struct var_ann_d): Remove subvars field.
13040 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
13041 argument. Remove special handling of SFTs.
13042 (compute_tag_properties): Likewise.
13043 (set_initial_properties): Likewise.
13044 (compute_call_clobbered): Likewise.
13045 (count_mem_refs): Likewise.
13046 (compute_memory_partitions): Likewise.
13047 (compute_flow_insensitive_aliasing): Likewise.
13048 (setup_pointers_and_addressables): Likewise.
13049 (new_type_alias): Likewise.
13050 (struct used_part): Remove.
13051 (used_portions): Likewise.
13052 (struct used_part_map): Likewise.
13053 (used_part_map_eq): Likewise.
13054 (used_part_map_hash): Likewise.
13055 (free_used_part_map): Likewise.
13056 (up_lookup): Likewise.
13057 (up_insert): Likewise.
13058 (get_or_create_used_part_for): Likewise.
13059 (create_sft): Likewise.
13060 (create_overlap_variables_for): Likewise.
13061 (find_used_portions): Likewise.
13062 (create_structure_vars): Likewise.
13063 * tree.def (STRUCT_FIELD_TAG): Remove.
13064 * tree.h (MTAG_P): Adjust.
13065 (struct tree_memory_tag): Remove base_for_components and
13066 unpartitionable flags.
13067 (struct tree_struct_field_tag): Remove.
13068 (SFT_PARENT_VAR): Likewise.
13069 (SFT_OFFSET): Likewise.
13070 (SFT_SIZE): Likewise.
13071 (SFT_NONADDRESSABLE_P): Likewise.
13072 (SFT_ALIAS_SET): Likewise.
13073 (SFT_UNPARTITIONABLE_P): Likewise.
13074 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
13075 (union tree_node): Remove sft field.
13076 * alias.c (get_alias_set): Remove special handling of SFTs.
13077 * print-tree.c (print_node): Remove handling of SFTs.
13078 * tree-dump.c (dequeue_and_dump): Likewise.
13079 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
13080 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
13081 * tree-predcom.c (set_alias_info): Do not set subvars.
13082 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
13083 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
13084 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
13085 (add_vars_for_offset): Remove.
13086 (add_virtual_operand): Remove special handling of SFTs.
13087 (add_call_clobber_ops): Likewise.
13088 (add_call_read_ops): Likewise.
13089 (get_asm_expr_operands): Likewise.
13090 (get_modify_stmt_operands): Likewise.
13091 (get_expr_operands): Likewise.
13092 (add_to_addressable_set): Likewise.
13093 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
13094 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13095 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
13096 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
13097 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
13098 (tree_node_structure): Likewise.
13099 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
13101 (find_what_p_points_to): Likewise.
13103 2008-05-08 Sa Liu <saliu@de.ibm.com>
13105 * config/spu/spu.md: Fixed subti3 pattern.
13107 2008-05-08 Richard Guenther <rguenther@suse.de>
13109 PR middle-end/36154
13110 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
13111 sure to create a representative for trailing arrays for PTA.
13113 2008-05-08 Richard Guenther <rguenther@suse.de>
13115 PR middle-end/36172
13116 * fold-const.c (operand_equal_p): Two objects which types
13117 differ in pointerness are not equal.
13119 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13121 * calls.c (compute_argument_block_size): Add argument tree fndecl.
13122 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
13123 (emit_library_call_value_1): Add new variable fndecl initialized by
13124 NULL_TREE. It should be the decl type of orgfun, but this information
13125 seems not to be available here, so it uses the default calling abi.
13126 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
13127 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
13128 by TARGET_RETURN_IN_MEMORY.
13129 * config/i386/i386-interix.h: Likewise.
13130 * config/i386/i386.h: Likewise.
13131 * config/i386/i386elf.h: Likewise.
13132 * config/i386/ptx4-i.h: Likewise.
13133 * config/i386/sol2-10.h: Likewise.
13134 * config/i386/sysv4.h: Likewise.
13135 * config/i386/vx-common.h: Likewise.
13136 * config/cris/cris.h: Removed #if 0 clause.
13137 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
13138 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
13140 (ix86_sol10_return_in_memory): Likewise.
13141 (ix86_i386elf_return_in_memory): New.
13142 (ix86_i386interix_return_in_memory): New.
13143 * config/mt/mt-protos.h (mt_return_in_memory): New.
13144 * config/mt/mt.c: Likewise.
13145 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13146 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
13147 * config/bfin/bfin.h: Likewise.
13148 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
13150 * config/bfin/bfin.c: Likewise.
13151 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13152 * config/alpha/unicosmk.h: Likewise.
13153 * config/i386/cygming.h: Likewise.
13154 * config/iq2000/iq2000.h: Likewise.
13155 * config/mips/mips.h: Likewise.
13156 * config/mn10300/mn10300.h: Likewise.
13157 * config/rs6000/rs6000.h: Likewise.
13158 * config/score/score.h: Likewise.
13159 * config/spu/spu.h: Likewise.
13160 * config/v850/v850.h: Likewise.
13161 * defaults.h: Likewise.
13162 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
13163 * expr.c (emit_block_move): Adjust use of
13164 OUTGOING_REG_PARM_STACK_SPACE.
13165 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
13166 OUTGOING_REG_PARM_STACK_SPACE.
13167 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
13169 2008-05-08 Jakub Jelinek <jakub@redhat.com>
13171 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
13172 on OMP_RETURN for OMP_FOR.
13175 * dwarf2out.c (dw_expand_expr, common_check): Removed.
13176 (fortran_common): New function.
13177 (gen_variable_die): Call fortran_common instead of common_check,
13178 adjust for it returning tree instead of rtx. Formatting.
13180 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
13184 * see.c (see_copy_insn): Copy new pure const attributes for new call.
13185 * c-decl.c (merge_decls): Ditto.
13186 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
13187 to RTL_CONST_OR_PURE_CALL_P.
13188 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
13189 Initialized DECL_LOOPING_CONST_PURE.
13190 (process_call_operands): Set tree_side_effects properly.
13191 * tree.h (TREE_READONLY_DECL_P): Removed.
13192 (DECL_IS_PURE): Renamed to DECL_PURE_P.
13193 (DECL_LOOPING_OR_CONST_P): New macro.
13194 (struct tree_function_decl): Added looping_const_or_pure_p.
13195 (ECF_*) Renumbered.
13196 (ECF_LOOPING_OR_CONST_P): New macro.
13197 * rtlanal.c (pure_const_p): Removed.
13198 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
13199 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
13200 to RTL_CONST_CALL_P.
13201 * ipa-pure-const.c (pure_const_state_e): Added looping field.
13202 (check_decl, check_tree, check_call, scan_function): Initialize
13204 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
13205 (static_execute): Set looping true for recursive functions.
13206 Undo setting state to IPA_NEITHER for recursive functions.
13207 * cse.c (cse_insn):
13208 * ifcvt.c (noce_can_store_speculate_p): Changed
13209 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
13210 RTL_CONST_OR_PURE_CALL_P.
13211 * dse.c (scan_insn): Ditto.
13212 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
13213 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
13214 RTL_CONST_OR_PURE_CALL_P.
13215 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
13216 pure_call_p to RTL_CONST_CALL_P.
13217 * gimplify.c (gimplify_call_expr): Clear side effects for
13218 non-looping pure and constant calls.
13219 * calls.c (emit_call_1): Set rtl flags from ecf flags.
13220 (flags_from_decl_or_type): Set ecf flags from decl flags.
13221 (initialize_argument_information): Turn off
13222 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
13223 Change const to pure if callee_copies is true rather than just
13225 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
13226 way of marking pure calls.
13227 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
13228 Remove hack that was supposed to fix pr7335 and remove old
13229 way of marking pure calls.
13230 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
13231 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
13232 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
13233 RTL_CONST_OR_PURE_CALL_P.
13234 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
13235 * loop-invariant.c (find_exits, find_invariant_bb): Changed
13236 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
13237 * sched-deps.c (schedule_analyze): Ditto.
13238 * rtl.h (struct rtx_def): Use call field, unchanging field, and
13239 return_val field of calls to represent pure and const function info.
13240 (CONST_OR_PURE_CALL_P): Deleted macro.
13241 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13242 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
13243 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
13245 * tree-optimize.c (execute_fixup_cfg): Added test for
13246 ECF_LOOPING_CONST_OR_PURE.
13247 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
13249 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
13250 effects for looping pure or const calls.
13251 (verify_gimple_expr): Added verification code.
13252 * config/alpha/alpha.c (alpha_legitimize_address,
13253 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
13255 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
13256 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
13257 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
13258 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
13259 RTL_CONST_OR_PURE_CALL_P.
13260 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
13261 and const calls to be deleted.
13263 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13266 * config/i386/mmx.md (mmx_subv2sf3): New expander.
13267 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
13268 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
13269 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13270 to handle nonimmediate operands.
13271 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
13272 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
13273 to handle nonimmediate operands.
13274 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
13275 (mmx_pmulhrwv4hi3): New expander. Use
13276 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13277 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
13278 (sse2_umulv1siv1di3): New expander. Use
13279 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13280 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
13281 (mmx_eq<mode>3): New expander. Use
13282 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13283 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
13284 (mmx_uavgv8qi3): New expander. Use
13285 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13286 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
13287 (mmx_uavgv4hi3): New expander. Use
13288 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13290 * config/i386/sse.md
13291 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
13292 to handle nonimmediate operands.
13293 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
13294 to handle nonimmediate operands.
13295 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
13296 to handle nonimmediate operands.
13297 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
13298 to handle nonimmediate operands.
13299 (sse2_unpckhpd_exp): New expander. Use
13300 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13301 (sse2_unpcklpd_exp): New expander. Use
13302 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13303 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
13304 to handle nonimmediate operands.
13305 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
13306 to handle nonimmediate operands.
13307 (*sse2_<plusminus_insn><mode>3): Rename from
13308 sse2_<plusminus_insn><mode>3 insn pattern.
13309 (sse2_<plusminus_insn><mode>3): New expander. Use
13310 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13311 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
13312 (sse2_umulv2siv2di3): New expander. Use
13313 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13314 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
13315 (sse4_1_mulv2siv2di3): New expander. Use
13316 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13317 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
13318 (sse2_pmaddwd): New expander. Use
13319 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13320 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
13321 (sse2_eq<mode>3): New expander. Use
13322 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13323 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
13324 (sse4_1_eqv2di3): New expander. Use
13325 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13326 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13327 (sse2_uavgv16qi3): New expander. Use
13328 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13329 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13330 (sse2_uavgv16qi3): New expander. Use
13331 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13332 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
13333 (sse2_uavgv8hi3): New expander. Use
13334 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13335 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
13336 (ssse3_pmulhrswv8hi3): New expander. Use
13337 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13338 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
13339 (ssse3_pmulhrswv4hi3): New expander. Use
13340 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13342 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
13343 (<sse>_vmmul<mode>3): Ditto.
13344 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
13346 (ssse3_pmaddubsw128): Use register_operand for operand 1.
13347 (ssse3_pmaddubsw): Ditto.
13349 * config/i386/i386.c (struct_builtin_description)
13350 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
13351 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
13352 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
13353 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
13354 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
13355 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
13356 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
13357 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
13358 (ix86_fixup_binary_operands): Assert that src1
13359 and src2 must have the same mode when swapped.
13360 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
13361 and ix86_binary_operator_ok. Do not force operands in registers
13364 2008-05-07 Jan Hubicka <jh@suse.cz>
13366 * cgraph.c (dump_cgraph_node): Update.
13367 * cgraph.h (cgraph_local_info): Break out inline summary.
13368 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
13370 * ipa-inline (inline_summary): New accestor function.
13371 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
13372 cgraph_decide_inlining, compute_inline_parameters): Update.
13373 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
13375 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13377 Cleanup ColdFire scheduling support and add V4 pipeline model.
13379 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
13380 (define_attr cpu): Add cfv4 value.
13381 (define_attr type, define_attr type1): Merge into a single 'type'
13382 attribute. Update all uses.
13383 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
13384 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
13386 (define_attr opx_mem, define_attr opy_mem): Remove.
13387 (define_attr op_mem): Clean up, update comment.
13388 (define_attr size): Use specific values instead of general int.
13389 (define_attr guess, define_attr split): Remove. Update all uses.
13390 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
13391 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
13392 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
13393 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
13394 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
13395 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
13396 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
13397 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
13398 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
13399 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
13400 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
13401 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
13402 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
13403 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
13404 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
13405 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
13406 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
13407 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
13408 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
13409 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
13410 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
13411 Update or set attributes.
13412 (stack_tie): New fake instruction.
13414 * config/m68k/m68k.h (TUNE_CFV4): New macro.
13415 (m68k_sched_attr_size): Update declaration.
13416 (m68k_sched_attr_type2): Remove.
13417 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
13418 Declare new bypass predicates.
13420 * config/m68k/m68k.c (m68k_sched_issue_rate,
13421 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
13423 (TARGET_SCHED_ISSUE_RATE,
13424 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
13425 (override_options): Handle scheduling for ColdFire V4 core.
13426 (m68k_expand_prologue): Emit stack_tie.
13427 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
13428 'OP_TYPE_FPN'. Update all uses.
13429 (sched_guess_p): Remove.
13430 (sched_address_type): Handle symbolic addresses.
13431 (sched_get_operand): New static function.
13432 (sched_operand_type): Merge into sched_attr_op_type.
13433 (sched_attr_op_type): Handle FP registers, handle quick constants,
13435 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
13436 (m68k_sched_attr_size): Update. Move logic to ...
13437 (sched_get_attr_size_int): New static function.
13438 (sched_get_opxy_mem_type): New static function.
13439 (m68k_sched_attr_op_mem): Update.
13440 (m68k_sched_attr_type2): Remove.
13441 (sched_cfv4_bypass_data): New static variable.
13442 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
13443 (m68k_sched_issue_rate): Implement scheduler hook.
13444 (struct _sched_ib: enabled_p): New field.
13445 (m68k_sched_variable_issue): Update. Handle V4.
13446 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
13447 sched_dump_class_func_t, sched_dump_split_class,
13448 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
13449 sched_dump_dfa_class, m68k_sched_dump): Remove.
13450 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
13452 (m68k_sched_init_global): Remove statisctics dumping, introduce
13453 sanity check that all instructions have pipeline reservations. Handle
13455 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
13456 Handle ColdFire V4 core.
13457 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
13458 New static functions.
13459 (m68k_sched_address_bypass_p): New bypass predicate.
13460 (sched_get_indexed_address_scale): New static function.
13461 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
13463 * cf.md: Update comments.
13464 (define_attr type2): Remove. Use 'type' attribute instead.
13466 (cf_ib): Rename to cfv123_ib. Update all uses.
13467 (cf_oep): Rename to cfv123_oep. Update all uses.
13468 (cf_chr): Rename to cfv123_chr. Update all uses.
13469 (cf_mem): Rename to cfv123_mem. Update all uses.
13470 (cf_mac): Move to more appropriate place.
13471 (cfv123_guess): New automaton and cpu_unit.
13472 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
13473 Update uses of 'size' attribute. Handle before reload scheduling.
13474 (cfv123_guess): New dummy reservation for unhandled instructions.
13475 (cfv4_*): Pipeline description of ColdFire V4 core.
13476 (ignore): New reservation to handle 'ignore' type.
13478 2008-05-07 Ian Lance Taylor <iant@google.com>
13480 PR middle-end/36013
13481 * gimplify.c (find_single_pointer_decl_1): Don't look through
13483 (find_single_pointer_decl): Adjust comments.
13485 2008-05-07 Jakub Jelinek <jakub@redhat.com>
13487 PR middle-end/36137
13488 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
13489 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
13491 PR middle-end/36106
13492 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
13493 integral type rather than floating point, then VIEW_CONVERT_EXPR
13494 to the floating point type.
13496 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13498 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
13499 TFmode op0 to register.
13501 2008-05-07 Alan Modra <amodra@bigpond.net.au>
13503 * c-decl.c (grokdeclarator): Comment typo.
13505 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
13507 * tree-flow.h: Remove prototype for computed_goto_p.
13508 * tree-cfg.c (computed_goto_p): Make static.
13510 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
13513 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
13514 (contains_aligned_value_p): This. Handle _Decimal128.
13515 (ix86_function_arg_boundary): Only align _Decimal128 to its
13516 natural boundary and handle it properly.
13518 2008-05-06 Martin Jambor <mjambor@suse.cz>
13520 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
13521 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
13522 (ipcp_method_set_orig_node): Removed.
13523 (ipcp_cval_get_cvalue_type): Removed.
13524 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
13525 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
13526 (ipcp_cval_set_cvalue_type): Removed.
13527 (ipcp_cval_get_cvalue): Removed.
13528 (ipcp_cval_set_cvalue): Removed.
13529 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
13530 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
13531 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
13532 (ipcp_cval_meet): Renamed to ipa_lattice_meet
13533 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
13534 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
13535 (ipcp_get_ith_lattice): Changed parameters.
13536 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
13537 (ipcp_lattice_from_jfunc): Changed parameters.
13538 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
13539 (ipcp_method_cval_print): Added temporary variable info.
13540 (ipcp_redirect): Removed already unused local variable caller.
13541 (ipcp_redirect): New temporary variable orig_callee_info
13542 (ipcp_redirect): Removed newly unused local variable callee.
13543 (ipcp_redirect): Removed (a bit confusing) local variable type.
13544 (ipcp_insert_stage): Added local variable info.
13545 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
13547 (ipcp_formal_create): Removed.
13548 (ipcp_method_cval_set): Removed.
13549 (ipcp_propagate_stage): Renamed lattice variables.
13550 (ipcp_method_cval_set_cvalue_type): Removed.
13551 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
13552 (ipcp_print_all_lattices): Changed printed strings to refer to
13553 lattices rather than cvals.
13554 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
13555 (ipcp_propagate_const): Changed formal parameters.
13556 (build_const_val): Changed formal parameters.
13557 (ipcp_insert_stage): Removed useless variable cvalue
13558 (build_const_val): Changed formal parameters.
13559 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
13560 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
13561 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
13562 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
13563 (ipcp_print_func_profile_counts): Changed string from "method" to
13565 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
13566 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
13567 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
13568 (ipcp_structures_print): Renamed to ipcp_print_all_structures
13569 (ipcp_profile_print): Renamed to ipcp_print_profile_data
13570 (ipcp_lat_is_const): Changed parameters and made inline.
13571 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
13572 (ipcp_redirect): Renamed to ipcp_need_redirect_p
13573 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
13574 the predicate condition directly
13575 (ipcp_propagate_stage): Added local variable args. Removed local
13576 variable callee. (Both are mere code simplifications.)
13577 (ipcp_method_dont_insert_const): Renamed to
13578 ipcp_node_not_modifiable_p.
13579 (ipcp_node_not_modifiable_p): Made inline.
13580 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
13581 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
13582 (ipcp_print_all_lattices): Removed variable cvalue
13583 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
13586 2008-05-06 Olivier Hainque <hainque@adacore.com>
13588 * tree-sra.c (try_instantiate_multiple_fields): Early return
13589 if field has POINTER_TYPE.
13591 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
13593 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
13594 by using 'q' specifier for instruction.
13595 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
13597 2008-05-06 Anatoly Sokolov <aesok@post.ru>
13599 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
13600 Change mode of zero_extract from QImode to HImode.
13601 (sign bit tests peepholes): (Ditto.).
13603 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
13605 * config/i386/mmx.md: Remove double backslashes from asm templates.
13606 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
13607 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13608 to handle nonimmediate operands.
13609 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
13610 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13611 to handle nonimmediate operands.
13612 (*mmx_<code>v2sf3_finite): New insn pattern.
13613 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
13614 (mmx_<code>v2sf3): New expander. Use
13615 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13616 (mmx_<plusminus_insn><mode>3): New expander. Use
13617 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13618 (*mmx_<plusminus_insn><mode>3): New insn pattern.
13619 (mmx_add<mode>3): Removed.
13620 (mmx_ssadd<mode>3): Ditto.
13621 (mmx_usadd<mode>3): Ditto.
13622 (mmx_sub<mode>3): Ditto.
13623 (mmx_sssub<mode>3): Ditto.
13624 (mmx_ussub<mode>3): Ditto.
13625 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
13626 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
13627 to handle nonimmediate operands.
13628 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
13630 (mmx_smulv4hi3_highpart): New expander. Use
13631 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13632 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
13634 (mmx_umulv4hi3_highpart): New expander. Use
13635 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13636 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
13637 (mmx_<code>v4hi3): New expander. Use
13638 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13639 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
13640 (mmx_<code>v8qi3): New expander. Use
13641 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13642 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
13643 (mmx_<code><mode>3): New expander. Use
13644 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13646 2008-05-05 Jan Hubicka <jh@suse.cz>
13648 PR tree-optimization/36118
13649 * passes.c (pass_init_dump_file): Fix dump header.
13651 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13653 PR middle-end/36141
13654 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
13655 VCE for function decls.
13657 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
13659 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
13661 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
13663 * config/i386/i386.md (sat_plusminus): New.
13664 (plusminus_insn): Likewise.
13665 (plusminus_mnemonic): Likewise.
13667 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
13668 (*<addsub><mode>3_cc_overflow): Renamed to ...
13669 (*<plusminus_insn><mode>3_cc_overflow): This.
13670 (*<addsub>si3_zext_cc_overflow): Renamed to ...
13671 (*<plusminus_insn>si3_zext_cc_overflow): This.
13673 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
13674 (<plusminus_insn><mode>3): This.
13675 (*<addsub><mode>3): Renamed to ...
13676 (*<plusminus_insn><mode>3): This.
13677 (<sse>_vm<addsub><mode>3): Renamed to ...
13678 (<sse>_vm<plusminus_insn><mode>3): This.
13679 (sse3_h<addsub>v4sf3): Renamed to ...
13680 (sse3_h<plusminus_insn>v4sf3): This.
13681 (sse3_h<addsub>v2df3): Renamed to ...
13682 (sse3_h<plusminus_insn>v2df3): This.
13683 (<plusminus_insn><mode>3): New.
13684 (*<plusminus_insn><mode>3): Likewise.
13685 (sse2_<plusminus_insn><mode>3): Likewise.
13686 (add<mode>): Removed.
13687 (*add<mode>3): Likewise.
13688 (sse2_ssadd<mode>3): Likewise.
13689 (sse2_usadd<mode>3): Likewise.
13690 (sub<mode>3): Likewise.
13691 (*sub<mode>3): Likewise.
13692 (sse2_sssub<mode>3): Likewise.
13693 (sse2_ussub<mode>3): Likewise.
13695 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
13697 * gthr-single.h: Add in required interface elements as per gthr.h.
13698 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
13699 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
13700 Generalize UNUSED macro.
13701 (__gthread_once): Add.
13702 (__gthread_key_create): Add.
13703 (__gthread_key_delete): Add.
13704 (__gthread_getspecific): Add.
13705 (__gthread_setspecific): Add.
13707 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
13709 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
13710 the same size types for the indirect reference on the rhs, then
13713 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
13715 * config/i386/i386.md
13716 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
13717 one insn template instead of template series.
13718 (*xordi_1_rex64): Ditto.
13719 (*xordi_2_rex64): Ditto.
13721 2008-05-05 Ira Rosen <irar@il.ibm.com>
13723 PR tree-optimization/36119
13724 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
13727 2008-06-04 Jan Hubicka <jh@suse.cz>
13729 tree-optimization/36100
13730 * tree-pass.h (pass_O0_always_inline): Declare.
13731 * ipa-inline.c (inline_transform): Remove dead code.
13732 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
13733 pass_O0_always_inline): New.
13734 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
13736 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
13738 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
13739 mnemonic in this_param move for TARGET_64BIT.
13741 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
13743 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
13744 (*strmovsi_rex_1): Ditto.
13745 (*strsetsi_1): Ditto.
13746 (*strsetsi_rex_1): Ditto.
13748 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
13749 adddicc expanders using SWI mode iterator.
13751 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
13754 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
13757 2008-05-04 David S. Miller <davem@davemloft.net>
13759 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
13760 (sparc*-*-linux*): Use linux.h in tm_file.
13761 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
13762 compiler defaulting to 32-bit.
13763 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
13765 * config/sparc/linux.h: Remove definitions now obtained
13766 properly from linux.h
13767 * config/sparc/linux64.h: Likewise.
13768 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
13769 don't want this setting for 32-bit builds in a biarch compiler.
13770 * doc/install.texi: Add sparc-linux to list of targets
13771 supporting --enable-targets=all.
13773 2008-05-03 Andrew Pinski <pinskia@gmail.com>
13775 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
13777 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
13779 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
13780 after V4SI_FTYPE_V8HI.
13781 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
13782 case V4SI_FTYPE_V2DF.
13784 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
13786 * doc/invoke.texi (max-flow-memory-locations): Removed.
13787 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
13789 2008-05-03 Richard Guenther <rguenther@suse.de>
13791 PR middle-end/34973
13792 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
13794 2008-05-02 David S. Miller <davem@davemloft.net>
13796 * config.gcc (need_64bit_hwint): Document libcpp dependency.
13798 2008-05-02 Simon Baldwin <simonb@google.com>
13801 * c-common.h (warn_array_subscript_range): Removed.
13802 * c-common.c (warn_array_subscript_range): Ditto.
13803 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
13804 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
13806 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
13808 * config/i386/i386.c (ix86_special_builtin_type): New.
13809 (bdesc_special_args): Likewise.
13810 (ix86_expand_special_args_builtin): Likewise.
13811 (ix86_init_mmx_sse_builtins): Updated.
13812 (ix86_expand_builtin): Updated.
13813 (ix86_expand_store_builtin): Removed.
13814 (ix86_expand_unop_builtin): Likewise.
13816 * config/i386/mm3dnow.h (__v2sf): Moved to ...
13817 * config/i386/mmintrin.h (__v2sf): Here.
13819 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
13821 (_mm_loadl_pi): Likewise.
13822 (_mm_storeh_pi): Replace __v2si with __v2sf.
13823 (_mm_storel_pi): Likewise.
13825 * doc/extend.texi: Correct __builtin_ia32_loadhps,
13826 __builtin_ia32_loadlps, __builtin_ia32_storehps,
13827 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
13828 __builtin_ia32_loadlpd.
13830 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
13832 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
13833 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
13834 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
13835 (ix86_init_mmx_sse_builtins): Updated.
13836 (ix86_expand_args_builtin): Likewise.
13837 (ix86_expand_builtin): Likewise.
13838 (ix86_expand_unop1_builtin): Renamed to ...
13839 (ix86_expand_unop_vec_merge_builtin): This.
13841 2008-05-01 Jan Hubicka <jh@suse.cz>
13844 * ipa-inline.c (inline_generate_summary): Make static.
13845 (inline_transform): Do not call inlining at -O0; make static.
13846 * passes.c (execute_todo): Add sanity check.
13847 (execute_one_ipa_transform_pass): Execute proper flags.
13849 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
13851 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
13852 (DECL_NONADDRESSABLE_P): Likewise.
13853 * alias.c (record_component_aliases): Fix comment.
13855 2008-05-01 Simon Baldwin <simonb@google.com>
13857 * c-common.h (warn_array_subscript_range): New function.
13858 * c-common.c (warn_array_subscript_range): Ditto.
13859 * tree-vrp.c (check_array_ref): Corrected code to agree with
13860 comment, ignoring only arrays of size 0 or size 1.
13861 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
13863 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13865 * config/i386/i386.c (ix86_builtin_type): Replace
13866 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
13867 (bdesc_args): Updated.
13868 (ix86_init_mmx_sse_builtins): Likewise.
13869 (ix86_expand_args_builtin): Likewise.
13871 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
13874 * doc/extend.texi: Correct __builtin_ia32_palignr.
13876 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13879 * config/i386/i386.c (bdesc_crc32): Removed.
13880 (ix86_expand_crc32): Likewise.
13881 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
13882 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
13883 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
13884 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
13885 UINT_FTYPE_UINT_UCHAR.
13886 (bdesc_args): Updated. Add crc32 builtins.
13887 (ix86_init_mmx_sse_builtins): Updated.
13888 (ix86_expand_args_builtin): Updated to support subreg.
13890 * doc/extend.texi: Correct __builtin_ia32_crc32di.
13892 2008-05-01 Jan Hubicka <jh@suse.cz>
13894 * tree-pass.h (opt_pass): Add IPA_PASS.
13895 (varpool_node, cgraph_node): Forward declare.
13896 (ipa_opt_pass): Define.
13897 (pass_ipa_inline): Turn into ipa_opt_pass.
13898 (pass_apply_inline): Remove.
13899 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
13900 (apply_inline): Turn into ....
13901 (inline_transform): ... this one.
13902 (inline_generate_summary): New function.
13903 (pass_apply_inline): Remove.
13904 * function.h (ipa_opt_pass): Forward declare structure; typedef;
13906 (struct function): Add ipa_transforms_to_apply.
13907 * passes.c (register_one_dump_file): Work on IPA_PASS.
13908 (init_optimization_passes): Remove pass_inline_parameters and
13910 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
13911 (execute_one_pass) ... here; apply transforms when possible.
13912 (add_ipa_transform_pass, execute_ipa_summary_asses,
13913 execute_one_ipa_transform_pass): New.
13914 (execute_ipa_pass_list): Update for IPA_PASS type.
13916 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13918 * config/i386/i386.c (ix86_builtin_type): Add
13919 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
13920 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
13921 (bdesc_args): Add SSE4a builtins.
13922 (ix86_init_mmx_sse_builtins): Updated.
13923 (ix86_expand_args_builtin): Likewise.
13924 (ix86_expand_builtin): Likewise.
13926 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13928 * config/i386/i386.c (ix86_builtin_type): Add
13929 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
13930 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
13931 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
13932 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
13933 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
13934 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
13935 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
13936 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
13937 and DI_FTYPE_DI_DI_INT.
13938 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
13939 (ix86_init_mmx_sse_builtins): Updated.
13940 (ix86_expand_args_builtin): Likewise.
13941 (ix86_expand_builtin): Likewise.
13942 (ix86_expand_binop_imm_builtin): Removed.
13944 * doc/extend.texi: Correct __builtin_ia32_palignr128.
13946 2008-04-30 Richard Guenther <rguenther@suse.de>
13948 PR tree-optimization/32921
13949 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
13951 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
13953 * config/arm/arm.c (arm_unwind_emit): Use
13954 crtl->all_throwers_are_sibcalls instead of
13955 cfun->all_throwers_are_sibcalls.
13956 (arm_output_fn_unwind): Likewise.
13957 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
13958 instead of cfun->uses_pic_offset_table.
13959 (frv_expand_prologue): Likewise.
13960 (frv_frame_pointer_required): Likewise.
13961 (frv_expand_fdpic_call): Likewise.
13962 (frv_emit_movsi): Likewise.
13963 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
13964 cfun->returns_pcc_struct instead of
13965 current_function_returns_pcc_struct.
13966 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
13967 instead of cfun->calls_eh_return.
13968 (m32c_pushm_popm): Likewise.
13969 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
13970 "extern" declaration.
13972 2008-04-30 Richard Guenther <rguenther@suse.de>
13974 PR tree-optimization/21636
13975 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
13977 (evaluate_stmt): Print the likely value.
13978 (ccp_visit_stmt): Avoid excessive vertical spacing.
13980 2008-04-30 Rafael Espindola <espindola@google.com>
13982 * builtins.c (fold_call_expr): Return realret.
13983 * tree-ssa-threadedge.c
13984 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
13985 __builtin_object_size.
13987 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
13989 * gcc.c (wrapper_string): New variable.
13990 (insert_wrapper): New function.
13991 (execute): New option -wrapper.
13992 * doc/invoke.texi (Overall Options): New driver option -wrapper.
13994 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
13996 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
13997 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
13998 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
14000 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
14001 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
14002 config/rs6000/e500crtres64gprctr.asm,
14003 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
14004 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
14005 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
14006 config/rs6000/e500crtsav64gprctr.asm,
14007 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
14008 config/rs6000/e500crtsavg64gprctr.asm: New files.
14009 * config/rs6000/t-ppccomm: Add build rules for new files.
14010 (LIB2FUNCS_STATIC_EXTRA): Add new files.
14011 * config/rs6000/t-netbsd: Add build rules for new files.
14012 (LIB2FUNCS_STATIC_EXTRA): New variable.
14013 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
14014 (CRTSAVRES_DEFAULT_SPEC): Likewise.
14015 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
14017 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
14019 * config/i386/i386.c (ix86_builtin_type): Add
14020 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
14021 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
14022 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
14023 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
14024 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
14025 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
14026 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
14027 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
14028 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
14029 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
14030 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
14031 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
14032 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
14033 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
14034 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
14035 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
14036 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
14037 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
14038 V1DI_FTYPE_V2SI_V2SI.
14039 (bdesc_2arg): Moved to ...
14040 (bdesc_args): Here.
14041 (ix86_init_mmx_sse_builtins): Updated.
14042 (ix86_expand_args_builtin): Updated. Take a pointer
14043 to const struct builtin_description. Handle comparison
14045 (ix86_expand_sse_compare): Take a new argument for swapping operands.
14046 (ix86_expand_builtin): Updated.
14048 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
14049 (ssse3_pmaddubsw128): This.
14050 (ssse3_pmaddubswv4hi3): Renamed to ...
14051 (ssse3_pmaddubsw): This.
14053 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
14054 (__builtin_ia32_packssdw128): Likewise.
14055 (__builtin_ia32_packuswb128): Likewise.
14056 (__builtin_ia32_pmaddubsw): Likewise.
14057 (__builtin_ia32_pmaddubsw128): Likewise.
14059 2008-04-30 Richard Guenther <rguenther@suse.de>
14061 PR tree-optimization/14847
14062 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
14063 (recognize_bits_test): Use it.
14064 (recognize_single_bit_test): Likewise.
14066 2008-04-30 Martin Jambor <mjambor@suse.cz>
14068 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
14069 instead of setting number of formal parameters to zero.
14070 (ipcp_init_stage): Do not set the number of actual parameters to zero
14072 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
14073 which are called with variable number of arguments.
14074 (ipcp_insert_stage): Explicitely skipping all nodes which are
14075 called with variable number of arguments.
14076 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
14077 number of parameters.
14079 * ipa-prop.h (struct ipa_node_params): Added flag
14080 called_with_var_arguments
14081 (ipa_set_param_count): Added. Changed sole setter to use it.
14082 (ipa_get_param_count): Added. All readers of param_count
14083 converted to use it instead.
14084 (ipa_set_called_with_variable_arg): Added.
14085 (ipa_is_called_with_var_arguments): Added.
14086 (ipa_get_ith_param): Added. All readers of param_decls converted
14088 (ipa_set_cs_argument_count): Added, sole writer to argument_count
14090 (ipa_get_cs_argument_count): Added, all readers of argument_count
14092 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
14095 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
14096 (struct ipcp_lattice): Renamed cval_type to type
14097 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
14099 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
14100 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
14101 (ipcp_insert_stage): Changed the type of variable cvalue to tree
14102 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
14103 (build_const_val): Changed the type of parameter cvalue to tree
14104 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
14105 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
14107 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
14110 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
14111 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
14112 (ipa_add_method): Renamed to ipa_push_func_to_list
14113 (ipa_remove_method): Renamed to ipa_pop_func_from_list
14114 (ipa_callsite_param_count): Removed.
14115 (ipa_callsite_param_count_set): Removed.
14116 (ipa_callsite_param): Removed.
14117 (ipa_callsite_callee): Removed.
14118 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
14119 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
14120 (ipa_method_formal_count): Removed.
14121 (ipa_method_formal_count_set): Removed.
14122 (ipa_method_get_tree): Removed.
14123 (ipa_method_tree_map_create): Removed.
14124 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
14125 (ipa_create_param_decls_array): Creates the array itself
14126 (ipa_create_param_decls_array): Temporary variable info instead of
14127 a few dereferences.
14128 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
14129 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
14130 (get_type): Removed.
14131 (ipa_jf_get_info_type): Removed.
14132 (ipa_node_create): Renamed to ipa_create_node_params
14133 (ipa_free): Renamed to ipa_free_all_node_params
14134 (ipa_nodes_create): Renamed to ipa_create_all_node_params
14135 (ipa_edges_create): Renamed to ipa_create_all_edge_args
14136 (ipa_edges_free): Renamed to ipa_free_all_edge_args
14137 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
14138 (ipa_free_all_node_params): Deallocation to jump_functions moved to
14139 ipa_free_all_edge_args
14140 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
14141 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
14142 (ipa_create_methodlist_node): Removed.
14143 (ipa_methodlist_method): Removed.
14144 (ipa_methodlist_method_set): Removed.
14145 (ipa_methodlist_next_method): Removed.
14146 (ipa_methodlist_next_method_set): Removed.
14147 (ipa_method_is_modified): Removed.
14148 (ipa_method_modify_create): Removed.
14149 (ipa_method_modify_init): Temporary variable info instead of a few
14151 (ipa_detect_param_modifications): Temporary variable info instead of
14152 a few dereferences.
14153 (ipa_compute_jump_functions): Temporary variable info instead of
14154 a few dereferences.
14155 (ipa_method_modify_set): Removed.
14156 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
14157 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
14158 than craph_node as the first parameter.
14159 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
14160 (ipa_method_modify_init): Removed.
14161 (ipa_compute_jump_functions): Added a temp variable instead of
14162 repeatadly dereferencing the cgraph_edge.aux pointer
14163 (ipa_callsite_param_set_type): Removed.
14164 (ipa_compute_jump_functions): i renamed to index and moved to
14166 (ipa_callsite_param_set_info_type_formal): Removed.
14167 (ipa_callsite_param_set_info_type): Removed.
14168 (ipa_callsite_param_map_create): Removed.
14169 (ipa_callsite_tree): Removed.
14170 (ipa_callsite_caller): Removed.
14171 (ipa_pop_func_from_list): return_method removed to return_func
14173 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
14174 prefixed all values with IPA_. Changed all users.
14175 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
14176 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
14177 and FORMAL_IPATYPE IPA_PASS_THROUGH.
14178 (union parameter_info): Renamed to jump_func_value.
14179 (union jump_func_value): Renamed value to constant
14180 (struct ipa_jump_func): Renamed info_type to value
14181 (struct ipa_node): Renamed to ipa_node_params
14182 (struct ipa_node_params): Renamed ipa_arg_num to param_count
14183 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
14184 (struct ipa_node_params): Renamed ipa_mod to modified_flags
14185 (struct ipa_edge): Renamed to ipa_edge_args
14186 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
14187 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
14188 (struct ipa_methodlist): Renamed to ipa_func_list
14189 (struct ipa_func_list): method_p renamed to node, next_method
14191 (ipa_methodlist_p): Removed, switched all users to struct pointer
14192 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
14194 2008-04-30 Alan Modra <amodra@bigpond.net.au>
14196 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
14197 (rs6000_emit_epilogue): Use backchain to restore only when we
14198 have a large frame. Make use of frame pointer to restore if we
14199 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
14201 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
14203 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14204 Add mode to zero_extract.
14205 (sign bit tests peepholes): (Ditto.).
14207 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
14209 * config/i386/i386.c (ix86_builtins): Replace Prescott New
14210 Instructions in comments with SSE3.
14211 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
14212 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
14213 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
14214 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
14215 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
14216 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
14217 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
14218 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
14219 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
14220 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
14221 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
14222 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
14223 (bdesc_sse_args): Renamed to ...
14224 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
14225 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
14226 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
14227 IX86_BUILTIN_FABSQ.
14228 (bdesc_1arg): Moved to ...
14229 (bdesc_args): Here.
14230 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
14231 Instructions in comments with SSE3.
14232 (ix86_expand_sse_operands_builtin): Renamed to ...
14233 (ix86_expand_args_builtin): This. Updated.
14234 (ix86_expand_unop1_builtin): Update comments.
14235 (ix86_expand_builtin): Updated.
14237 2008-04-29 Richard Guenther <rguenther@suse.de>
14239 PR tree-optimization/36078
14240 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
14241 Update virtual SSA form after cleaning up the CFG.
14243 2008-04-29 Richard Guenther <rguenther@suse.de>
14245 PR middle-end/15255
14246 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
14248 2008-04-29 Richard Guenther <rguenther@suse.de>
14250 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
14251 (compute_may_aliases): Do not call finalize_ref_all_pointers.
14252 (compute_flow_insensitive_aliasing): Do not treat
14253 PTR_IS_REF_ALL pointers special.
14254 (get_smt_for): Likewise.
14255 (may_alias_p): Re-structure.
14256 (is_escape_site): A ref-all pointer conversion is not an escape site.
14257 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
14258 PTR_IS_REF_ALL pointers special.
14259 * tree-ssa-structalias.h (struct alias_info): Remove
14260 ref_all_symbol_mem_tag field.
14261 (PTR_IS_REF_ALL): Remove.
14263 2008-04-29 Richard Guenther <rguenther@suse.de>
14265 PR middle-end/36077
14266 * fold-const.c (extract_muldiv_1): In combining division constants
14267 make sure to never overflow.
14269 2008-04-29 Nick Clifton <nickc@redhat.com>
14271 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
14273 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14276 * optc-gen.awk: Work around HP-UX/IA awk bug.
14278 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
14280 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
14283 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14286 * config/i386/i386.md
14287 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
14288 Change operand 1 predicate to nonimmediate_operand.
14290 2008-04-28 Jakub Jelinek <jakub@redhat.com>
14293 * dwarf2out.c (struct die_struct): Mark as chain_circular through
14295 * gengtype.c (walk_type, write_func_for_structure): Handle
14297 * doc/gty.texi: Document chain_circular.
14299 2008-04-28 Richard Guenther <rguenther@suse.de>
14301 PR tree-optimization/36066
14302 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
14305 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14308 * config/i386/i386.md
14309 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
14310 Use match_scratch instead of match_operand for operands 3 and 4.
14312 2008-04-27 Richard Guenther <rguenther@suse.de>
14314 PR tree-optimization/18754
14315 PR tree-optimization/34223
14316 * tree-pass.h (pass_complete_unrolli): Declare.
14317 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
14318 loop size before and after unconditionally of UL_NO_GROWTH in effect.
14319 Rewrite loop into loop closed SSA form if it is not already.
14320 (tree_unroll_loops_completely): Re-structure to iterate over
14321 innermost loops with intermediate CFG cleanups.
14322 Unroll outermost loops only if requested or the code does not grow
14324 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
14325 loops are available.
14326 (tree_vectorize): Instead do so here.
14327 (tree_complete_unroll): Also unroll outermost loops.
14328 (tree_complete_unroll_inner): New function.
14329 (gate_tree_complete_unroll_inner): Likewise.
14330 (pass_complete_unrolli): New pass.
14331 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
14332 uses outside of the loop.
14333 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
14334 form if it is available.
14335 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
14336 * passes.c (init_optimization_passes): Schedule complete inner
14337 loop unrolling pass before the first CCP pass after final inlining.
14339 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
14341 * targhooks.h (default_emutls_var_fields,
14342 default_emutls_var_init): Declare.
14343 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
14344 * target.h (struct gcc_target): Add struct emutls member.
14345 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
14346 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
14347 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
14348 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
14349 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
14350 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
14351 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
14352 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
14353 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
14354 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
14355 emit debug information.
14356 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
14357 * varasm.c: Include targhooks.h.
14358 (emutls_object_section, emutls_tmpl_section): New.
14359 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
14360 (EMUTLS_SEPARATOR): New.
14361 (prefix_name): New.
14362 (get_emutls_object_name): New.
14363 (default_emutls_var_fields): New, broken out of ...
14364 (get_emutls_object_type): ... here. Adjust to use target hooks.
14365 (get_emutls_init_templ_addr): Adjust to use target hooks.
14366 (emutls_decl): Adjust to use target hooks.
14367 (emutls_finish): Likewise.
14368 (default_emutls_var_init): New, broken out of ...
14369 (assemble_variable): ... here. Adjust to use target hooks.
14370 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
14371 SECCAT_EMUTLS_TMPL.
14372 * c-common.c (handle_section_attribute): Prevent overriding
14373 sections for emulated tls with special sections.
14374 * config/i386/i386.c (x86_64_elf_select_section): Add
14375 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
14376 (x86_64_elf_unique_section): Likewise.
14377 * config/vxworks.c: Include tree.h.
14378 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
14379 (vxworks_override_options): Set TLS scheme.
14380 * doc/tm.texi (Emulated TLS): New node.
14382 2008-04-26 Simon Baldwin <simonb@google.com>
14385 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
14386 with propagated string constants.
14388 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
14390 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
14391 constraint for operand 2 when operand 0 is memory operand.
14392 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
14393 operand 0 is memory operand.
14394 (fix_trunc<mode>_i387_with_temp): Ditto.
14395 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
14396 operand 2 when operand 1 is memory operand.
14397 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
14398 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
14399 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
14400 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
14401 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
14402 operands 2,3 and 4 when operand 1 is memory operand.
14403 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
14405 (fistdi2_floor_with_temp): Ditto.
14406 (fist<mode>2_floor_with_temp): Ditto.
14407 (fistdi2_ceil_with_temp): Ditto.
14408 (fist<mode>2_ceil_with_temp): Ditto.
14409 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
14411 2008-04-26 David Daney <ddaney@avtrex.com>
14413 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
14415 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
14416 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14417 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14418 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
14419 (compare_and_swap_12): New insn.
14420 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
14421 * config/mips/mips.c (mips_force_binary): New function.
14422 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
14423 (mips_expand_compare_and_swap_12): New function.
14424 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
14426 2008-04-25 Jan Hubicka <jh@suse.cz>
14429 * cfgexpand.c (pass_expand): Turn into RTL pass.
14430 * passes.c (execute_one_pass): Do pass typechecking after execution.
14431 * tree-pass.h (pass_expand): Turn into RTL pass.
14433 * function.h (struct rtl_data): Move here fields
14434 accesses_prior_frames, calls_eh_return, saves_all_registers,
14435 has_nonlocal_goto, has_asm_statement, is_thunk,
14436 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
14437 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
14438 arg_pointer_save_area_init from struct function; turn into bool.
14439 (struct function): Move
14440 calls_eh_return, saves_all_registers, has_nonlocal_goto,
14441 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
14442 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
14443 tail_call_emit, arg_pointer_save_area_init
14444 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
14445 (current_function_returns_struct, current_function_returns_pcc_struct,
14446 current_function_calls_setjmp, current_function_calls_alloca,
14447 current_function_accesses_prior_frames,
14448 current_function_calls_eh_return, current_function_is_thunk,
14449 current_function_stdarg, current_function_profile,
14450 current_function_limit_stack, current_function_uses_pic_offset_table,
14451 current_function_uses_const_pool, current_function_has_nonlocal_label,
14452 current_function_saves_all_registers,
14453 current_function_has_nonlocal_goto,
14454 current_function_has_asm_statement): Remove accesor macros.
14455 * ra-conflict.c (global_conflicts): Update.
14456 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
14457 (suitable_for_tail_call_opt_p): Update.
14458 * builtins.c (expand_builtin_return_addr): Update.
14459 (expand_builtin_setjmp_setup): Update.
14460 (expand_builtin_nonlocal_goto): Update.
14461 * final.c (final_start_function): Update.
14462 (profile_function): Update.
14463 (leaf_function_p): Update.
14464 (only_leaf_regs_used): Update.
14465 * df-scan.c (df_get_exit_block_use_set): Update.
14466 * dojump.c (clear_pending_stack_adjust): Update.
14467 * tree-stdarg.c (gate_optimize_stdarg): Update.
14468 * gimple-low.c (lower_function_body): Update.
14469 * global.c (compute_regsets): Update.
14470 (global_alloc): Update.
14471 * dwarf2out.c (dwarf2out_begin_prologue): Update.
14472 * expr.c (expand_assignment): Update.
14473 * dse.c (dse_step0): Update.
14474 (dse_step1): Update.
14475 * c-decl.c (store_parm_decls): Update.
14476 * local-alloc.c (combine_regs): Update.
14477 (find_free_reg): Update.
14478 * function.c (assign_parms_augmented_arg_list): Update.
14479 (assign_parm_find_data_types): Update.
14480 (assign_parms): Update.
14481 (allocate_struct_function): Update.
14482 (expand_function_start): Update.
14483 (expand_function_end): Update.
14484 (get_arg_pointer_save_area): Update.
14485 (thread_prologue_and_epilogue_insns): Update.
14486 (rest_of_match_asm_constraints): Update.
14487 * stor-layout.c (variable_size): Update.
14488 * gcse.c (gcse_main): Update.
14489 (bypass_jumps): Update.
14490 * gimplify.c (gimplify_function_tree): Update.
14491 * calls.c (emit_call_1): Update.
14492 (expand_call): Update.
14493 * bt-load.c (compute_defs_uses_and_gen): Update.
14494 * except.c (sjlj_assign_call_site_values): Update.
14495 (sjlj_emit_function_enter): Update.
14496 (can_throw_external): Update.
14497 (set_nothrow_function_flags): Update.
14498 (expand_builtin_unwind_init): Update.
14499 (expand_eh_return): Update.
14500 (convert_to_eh_region_ranges): Update.
14501 (output_function_exception_table): Update.
14502 * emit-rtl.c (gen_tmp_stack_mem): Update.
14503 * cfgexpand.c (expand_used_vars): Update.
14504 (tree_expand_cfg): Update.
14505 * cfgcleanup.c (rest_of_handle_jump): Update.
14506 * explow.c (allocate_dynamic_stack_space): Update.
14507 * varasm.c (assemble_start_function): Update.
14508 (force_const_mem): Update.
14509 (mark_constant_pool): Update.
14510 * tree-optimize.c (tree_rest_of_compilation): Update.
14511 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
14512 * tree-cfg.c (notice_special_calls): Update.
14513 (is_ctrl_altering_stmt): Update.
14514 (tree_can_make_abnormal_goto): Update.
14515 (tree_purge_dead_abnormal_call_edges): Update.
14516 * config/alpha/predicates.md: Update.
14517 * config/alpha/alpha.c (alpha_sa_mask): Update.
14518 (alpha_sa_size): Update.
14519 (alpha_does_function_need_gp): Update.
14520 (alpha_expand_prologue): Update.
14521 (alpha_start_function): Update.
14522 (alpha_output_function_end_prologue): Update.
14523 (alpha_expand_epilogue): Update.
14524 * config/frv/frv.c (frv_stack_info): Update.
14525 (frv_expand_epilogue): Update.
14526 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
14527 (s390_register_info): Update.
14528 (s390_frame_info): Update.
14529 (s390_init_frame_layout): Update.
14530 (s390_can_eliminate): Update.
14531 (save_gprs): Update.
14532 * config/spu/spu.c (spu_split_immediate): Update.
14533 (need_to_save_reg): Update.
14534 (spu_expand_prologue): Update.
14535 (spu_expand_epilogue): Update.
14536 * config/sparc/sparc.md: Update.
14537 * config/sparc/sparc.c (eligible_for_return_delay): Update.
14538 (sparc_tls_got): Update.
14539 (legitimize_pic_address): Update.
14540 (sparc_emit_call_insn): Update.
14541 (sparc_expand_prologue): Update.
14542 (output_return): Update.
14543 (print_operand): Update.
14544 (sparc_function_ok_for_sibcall): Update.
14545 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
14546 * config/m32r/m32r.md: Update.
14547 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
14548 (m32r_compute_frame_size): Update.
14549 (m32r_expand_prologue): Update.
14550 (m32r_expand_epilogue): Update.
14551 (m32r_legitimize_pic_address): Update.
14552 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
14553 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14554 * config/i386/i386.c (ix86_frame_pointer_required): Update.
14555 (gen_push): Update.
14556 (ix86_save_reg): Update.
14557 (ix86_compute_frame_layout): Update.
14558 (ix86_expand_prologue): Update.
14559 (ix86_expand_epilogue): Update.
14560 * config/sh/sh.c (output_stack_adjust): Update.
14561 (calc_live_regs): Update.
14562 (sh5_schedule_saves): Update.
14563 (sh_expand_prologue): Update.
14564 (sh_expand_epilogue): Update.
14565 (sh_setup_incoming_varargs): Update.
14566 (sh_allocate_initial_value): Update.
14567 (sh_get_pr_initial_val): Update.
14568 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
14569 * config/sh/sh.md (label:): Update.
14570 * config/avr/avr.c (out_movhi_mr_r): Update.
14571 * config/crx/crx.h (enum): Update.
14572 * config/xtensa/xtensa.h (along): Update.
14573 * config/stormy16/stormy16.c Update.
14574 (xstormy16_compute_stack_layout): Update.
14575 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
14576 (fr30_expand_prologue): Update.
14577 * config/cris/cris.c (cris_conditional_register_usage): Update.
14578 (cris_reg_saved_in_regsave_area): Update.
14579 (cris_initial_frame_pointer_offset): Update.
14580 (cris_simple_epilogue): Update.
14581 (cris_expand_prologue): Update.
14582 (cris_expand_epilogue): Update.
14583 (cris_expand_pic_call_address): Update.
14584 (cris_asm_output_symbol_ref): Update.
14585 (cris_asm_output_label_ref): Update.
14586 * config/cris/cris.md Update.
14587 * config/iq2000/iq2000.c (compute_frame_size): Update.
14588 (iq2000_expand_epilogue): Update.
14589 * config/mt/mt.h (save_direction): Update.
14590 * config/mn10300/mn10300.c (mn10300_function_value): Update.
14591 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
14592 (ia64_secondary_reload_class): Update.
14593 * config/m68k/m68k.c (m68k_save_reg): Update.
14594 (m68k_expand_prologue): Update.
14595 (m68k_expand_epilogue): Update.
14596 (legitimize_pic_address): Update.
14597 * config/rs6000/rs6000.c (rs6000_got_register): Update.
14598 (first_reg_to_save): Update.
14599 (first_altivec_reg_to_save): Update.
14600 (compute_vrsave_mask): Update.
14601 (compute_save_world_info): Update.
14602 (rs6000_stack_info): Update.
14603 (spe_func_has_64bit_regs_p): Update.
14604 (rs6000_ra_ever_killed): Update.
14605 (rs6000_emit_eh_reg_restore): Update.
14606 (rs6000_emit_allocate_stack): Update.
14607 (rs6000_emit_prologue): Update.
14608 (rs6000_emit_epilogue): Update.
14609 (rs6000_output_function_epilogue): Update.
14610 (output_profile_hook): Update.
14611 (rs6000_elf_declare_function_name): Update.
14612 * config/rs6000/rs6000.h (rs6000_args): Update.
14613 * config/rs6000/rs6000.md: Update.
14614 * config/mcore/mcore.c (mcore_expand_prolog): Update.
14615 * config/arc/arc.c (arc_output_function_epilogue): Update.
14616 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
14617 * config/darwin.c (machopic_function_base_name): Update.
14618 * config/score/score3.c (score3_compute_frame_size): Update.
14621 (score3_epilogue): Update.
14622 * config/score/score7.c (score7_compute_frame_size): Update.
14623 (score7_prologue): Update.
14624 (score7_epilogue): Update.
14625 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
14626 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14627 * config/arm/arm.c (use_return_insn): Update.
14628 (require_pic_register): Update.
14629 (arm_load_pic_register): Update.
14630 (arm_compute_save_reg0_reg12_mask): Update.
14631 (arm_compute_save_reg_mask): Update.
14632 (thumb1_compute_save_reg_mask): Update.
14633 (output_return_instruction): Update.
14634 (arm_output_function_prologue): Update.
14635 (arm_output_epilogue): Update.
14636 (arm_get_frame_offsets): Update.
14637 (arm_expand_prologue): Update.
14638 (thumb_pushpop): Update.
14639 (thumb_exit): Update.
14640 (thumb1_expand_prologue): Update.
14641 (thumb1_expand_epilogue): Update.
14642 (arm_unwind_emit): Update.
14643 (arm_output_fn_unwind): Update.
14644 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
14645 * config/arm/arm.md: Update.
14646 * config/pa/pa.md: Update.
14647 * config/pa/pa.c (legitimize_pic_address): Update.
14648 (compute_frame_size): Update.
14649 (hppa_expand_prologue): Update.
14650 (hppa_expand_epilogue): Update.
14651 (borx_reg_operand): Update.
14652 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
14653 (HARD_REGNO_RENAME_OK): Update.
14654 * config/mips/mips.c (mips_global_pointer): Update.
14655 (mips_save_reg_p): Update.
14656 (mips_compute_frame_info): Update.
14657 (mips_frame_pointer_required): Update.
14658 (mips_expand_prologue): Update.
14659 (mips_expand_epilogue): Update.
14660 (mips_can_use_return_insn): Update.
14661 (mips_reorg_process_insns): Update.
14662 * config/v850/v850.c (compute_register_save_size): Update.
14663 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
14664 * config/mmix/mmix.c (along): Update.
14665 (mmix_expand_epilogue): Update.
14666 * config/bfin/bfin.c (legitimize_pic_address): Update.
14667 (must_save_p): Update.
14668 (stack_frame_needed_p): Update.
14669 (add_to_reg): Update.
14670 (bfin_expand_prologue): Update.
14671 * stmt.c (expand_asm_operands): Update.
14672 * reload1.c (reload): Update.
14673 (init_elim_table): Update.
14675 2008-04-25 Bob Wilson <bob.wilson@acm.org>
14677 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
14679 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
14681 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
14682 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
14683 (mov<mode>): Removed.
14684 (*movv4sf_internal): Likewise.
14685 (*movv2df_internal): Likewise.
14687 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
14689 * config.gcc (crx-*-elf): Remove deprecation.
14691 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
14693 * config/i386/cygming-crtend.c (register_frame_ctor): Register
14694 __gcc_deregister_frame with atexit.
14695 (deregister_frame_dtor): Remove.
14697 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
14698 Nathan Sidwell <nathan@codesourcery.com>
14700 * config/rs6000/rs6000.opt (mspe): Remove Var property.
14702 * config/rs6000/rs6000.h (rs6000_spe): Declare.
14703 (rs6000_isel): Likewise.
14704 * config/rs6000/rs6000.c (rs6000_spe): New variable.
14705 (rs6000_isel): New variable.
14706 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
14708 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14711 * c-common.c (handle_vector_size_attribute): Call
14712 lang_hooks.types.reconstruct_complex_type instead of
14713 reconstruct_complex_type.
14714 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
14715 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
14716 * langhooks.h (struct lang_hooks_for_types): Add
14717 reconstruct_complex_type hook.
14718 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
14719 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
14721 2008-04-24 Richard Guenther <rguenther@suse.de>
14723 * c-common.h (check_builtin_function_arguments): Declare.
14724 * c-common.c (validate_nargs): New function.
14725 (check_builtin_function_arguments): Likewise.
14726 * c-typeck.c (build_function_call): Call
14727 check_builtin_function_arguments.
14728 * builtins.c (fold_builtin_classify): Remove error reporting code.
14729 (fold_builtin_unordered_cmp): Likewise.
14730 (fold_builtin_1): Likewise.
14731 (fold_builtin_n): Likewise.
14733 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14735 PR tree-optimization/36008
14736 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
14737 the original op1, rather than delta by step.
14739 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
14740 Sebastian Pop <sebastian.pop@amd.com>
14742 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
14743 eliminate_local_variables_stmt, eliminate_local_variables,
14744 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
14745 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
14746 of code delimited by two edges in the CFG.
14747 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
14748 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
14749 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
14750 the case of parallelisation of reductions.
14751 (expr_invariant_in_region_p): New.
14753 * tree-flow.h (gather_blocks_in_sese_region): Declared.
14754 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
14756 2008-04-24 Ira Rosen <irar@il.ibm.com>
14757 Richard Guenther <rguenther@suse.de>
14759 PR tree-optimization/36034
14760 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
14761 incapable of dealing with loads with gaps.
14763 2008-04-24 Rafael Espindola <espindola@google.com>
14765 * tree-flow.h (vrp_evaluate_conditional): Change signature.
14766 * tree-ssa-propagate.c (fold_predicate_in): Update call to
14767 vrp_evaluate_conditional.
14768 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
14769 (vrp_evaluate_conditional): Split the cond argument.
14770 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
14771 (simplify_stmt_for_jump_threading): Update call to
14772 vrp_evaluate_conditional.
14774 2008-04-24 Ira Rosen <irar@il.ibm.com>
14776 PR tree-optimization/35982
14777 * tree-vect-analyze.c (vect_check_interleaving): Check that the
14778 interleaved data-refs are of the same type.
14780 2008-04-24 Danny Smith <dannysmith@users.net>
14782 * c-format.c (check_format_info_main): Use strncmp rather than a
14783 magic prefix to handle multichar length specs.
14784 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
14785 Don't prefix "I64" and "I32" with '\0'.
14787 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14790 * config/i386/i386.c (init_cumulative_args): Don't pass anything
14791 in registers for -m32 only if stdarg_p (fntype).
14793 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
14795 PR rtl-optimization/36006
14796 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
14797 temp to op0 in order to avoid invalid rtx sharing.
14799 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
14801 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
14802 check TREE_INVARIANT.
14803 * tree-gimple.c (is_gimple_address): New.
14804 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
14805 * tree-gimple.h (is_gimple_address): New.
14806 * tree.h (decl_address_invariant_p): New.
14807 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
14808 (build_string): Likewise.
14809 (decl_address_invariant_p): New, from is_gimple_invariant_address.
14810 (tree_invariant_p_1): Likewise.
14811 (save_expr): Use it.
14812 (tree_invariant_p): New.
14813 (skip_simple_arithmetic): Use it.
14814 (stabilize_reference_1): Use it.
14815 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
14817 (build1_stat): Drop code to compute TREE_INVARIANT.
14818 (build2_stat): Drop code to compute TREE_INVARIANT.
14819 (build3_stat): Drop code to compute TREE_INVARIANT.
14820 (build4_stat): Drop code to compute TREE_INVARIANT.
14821 (build5_stat): Drop code to compute TREE_INVARIANT.
14822 (build7_stat): Drop code to compute TREE_INVARIANT.
14823 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
14824 * tree.h (struct tree_base): Remove invariant_flag.
14825 (TREE_INVARIANT): Remove.
14826 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
14827 (fold_builtin_expect): Check TREE_CONSTANT.
14828 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
14829 * c-tree.h (c_expr_to_decl): Drop third parameter.
14830 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
14831 (build_c_cast): Don't set TREE_INVARIANT.
14832 (pop_init_level): Don't set TREE_INVARIANT.
14833 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
14834 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
14836 (gimplify_init_constructor): Don't set TREE_INVARIANT.
14837 (gimplify_addr_expr): Adjust comment.
14838 * tree-mudflap.c (mf_build_string):
14839 * print-tree.c (print_node): Don't print TREE_INVARIANT.
14840 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
14841 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
14842 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
14843 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
14844 * langhooks.h (struct lang_hooks): Drop third parameter from
14847 2008-04-23 Richard Guenther <rguenther@suse.de>
14849 PR tree-optimization/27799
14850 PR tree-optimization/32921
14851 PR tree-optimization/32624
14852 * tree-ssa-structalias.c (merge_smts_into): Only merge the
14853 SMTs aliases and the tag itself into the solution.
14854 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
14855 merge the points-to solution back into the SMT aliases.
14856 (may_alias_p): Use alias_set_subset_of instead of
14857 aliases_conflict_p. A pointer which points to
14858 memory with alias set zero may access any variable.
14860 2008-04-23 Richard Guenther <rguenther@suse.de>
14862 * alias.c (alias_set_subset_of): Correctly handle asking
14863 if zero is a subset of an alias set with zero child.
14864 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
14865 (compute_flow_insensitive_aliasing): Correctly walk all
14866 pointers. Do not unnecessarily union sets.
14868 2008-04-23 Richard Guenther <rguenther@suse.de>
14870 PR middle-end/36021
14871 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
14873 2008-04-22 Tomas Bily <tbily@suse.cz>
14875 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
14877 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
14879 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
14880 * tree-ssa-structalias.c (get_constraint_for): Likewise.
14881 * tree-inline.c (estimate_num_insns_1): Likewise.
14882 * varasm.c (const_hash_1, compare_constant, copy_constant)
14883 (compute_reloc_for_constant, output_addressed_constants): Likewise.
14884 * emit-rtl.c (component_ref_for_mem_expr)
14885 (set_mem_attributes_minus_bitpos): Likewise.
14886 * expr.c (highest_pow2_factor, expand_expr_real_1, )
14887 (is_aligning_offset): Likewise.
14888 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
14889 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
14890 * dojump.c (do_jump): Likewise.
14891 * builtins.c (get_pointer_alignment, get_memory_rtx)
14892 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
14893 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
14895 2008-04-23 Jakub Jelinek <jakub@redhat.com>
14897 PR rtl-optimization/36017
14898 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
14899 expanding the library call.
14901 2008-04-22 Ian Lance Taylor <iant@google.com>
14903 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
14904 than size_in_bytes.
14906 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
14908 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
14909 of LR/CTR moves for Power6.
14911 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
14913 PR middle-end/36003
14914 * passes.c (init_optimization_passes): Remove
14915 pass_fast_rtl_byte_dce.
14917 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
14920 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
14921 builtin functions to generate faster code.
14922 (_mm_cvtpu16_ps): Ditto.
14923 (_mm_cvtpi32x2_ps): Ditto.
14925 2008-04-22 Nick Clifton <nickc@redhat.com>
14927 * common.opt (ftree-loop-distribution): Add Optimization
14930 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
14931 (frv_expand_builtin_va_start): Likewise.
14933 * config/arm/arm.c (thumb_find_work_register): Fix location of
14934 argument register count.
14936 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
14938 Support scheduling for ColdFire V1 and V3 microarchitecture.
14939 Improve scheduling of multiplication instructions.
14941 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
14942 (mac): New instruction attribute.
14943 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
14944 (m68k_sched_mac): New variable.
14945 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
14946 Handle cfv1 and cfv3.
14947 (max_insn_size): New static variable.
14948 (struct _sched_ib): New type.
14949 (sched_ib): New static variable.
14950 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
14951 to fields of 'struct _sched_ib sched_ib'. Update all uses.
14952 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
14954 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
14955 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
14956 new variables. Update.
14957 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
14958 Add modeling of cfv3 instruction buffer. Update.
14959 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
14960 * config/m68k/m68k.h (TUNE_CFV3): New macro.
14961 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
14962 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
14963 a particular reservation applies to.
14964 (type2): Reorganize attribute values. Rename alu to alu_reg,
14965 alu_l to alu, move_l to omove. Join move to alu. Split mul
14966 to mul_l and mul_w.
14967 (cf_ib_*): Simplify description of instruction buffer.
14968 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
14969 (cf_mem): Split into cf_mem1 and cf_mem2.
14970 (cf_v2_move_??): Rename to cfv12_alu_??.
14971 (cf_v2_move_l_??): Rename to cfv12_omove_??.
14972 (cf_v2_mul_??): Remove reservations.
14973 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
14974 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
14975 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
14977 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
14978 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
14979 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
14980 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
14981 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
14982 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
14983 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
14984 expansions of the above reservations for instructions of sizes
14987 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
14989 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
14991 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
14993 * coverage.c: Include tree-pass.h.
14994 (coverage_counter_alloc): Print da_file_name to the dump file.
14996 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
14998 * sbitmap.c (sbitmap_range_empty_p): New function.
14999 * sbitmap.h (sbitmap_range_empty_p): New function.
15000 * bitmap.h: Now includes obstack.h.
15002 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
15003 Kenneth Zadeck <zadeck@naturalbridge.com>
15005 * dbgcnt.def (ra_byte_scan): Added.
15006 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
15007 when the last hit happens for a counter.
15008 * timevar.def (TV_DF_BYTE_LR): New variable.
15009 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
15010 * passes.c (pass_fast_rtl_byte_dce): New pass.
15011 * fwprop.c (update_df): Added mode to call df_ref_create.
15012 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15013 DF_REF_EXTRACT_OFFSET.
15014 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
15015 DF_BYTE_LR_OUT, df_byte_lr): New macro.
15017 (df_ref_extract): Added mode field.
15018 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
15019 DF_REF_EXTRACT_OFFSET.
15020 (DF_REF_EXTRACT_MODE): New macro.
15021 (df_byte_lr_bb_info): New structure.
15022 (df_print_byte_regset, df_compute_accessed_bytes,
15023 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
15024 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
15025 df_byte_lr_simulate_uses,
15026 df_byte_lr_simulate_artificial_refs_at_top,
15027 df_byte_lr_simulate_artificial_refs_at_end,
15028 df_compute_accessed_bytes): New function.
15029 (df_ref_create): Add parameter.
15030 (df_byte_lr_get_bb_info): New inline function.
15031 * df-scan.c (df_ref_record, df_uses_record,
15032 df_ref_create_structure): Added mode parameter.
15033 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
15034 df_defs_record, df_uses_record, df_get_conditional_uses,
15035 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
15036 df_entry_block_defs_collect, df_exit_block_uses_collect):
15037 Added mode parameter to calls to df_ref_record, df_uses_record,
15038 df_ref_create_structure.
15039 (df_ref_equal_p, df_ref_compare): Added test for modes.
15040 (df_ref_create_structure): Added code to set mode. Renamed
15041 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15042 DF_REF_EXTRACT_OFFSET.
15043 * df-core.c (df_print_byte_regset): New function.
15044 * df-byte-scan.c: New file.
15045 * df-problems.c (df_rd_transfer_function): Removed unnecessary
15046 calls to BITMAP_FREE.
15047 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
15048 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
15049 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
15050 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
15051 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
15052 df_byte_lr_local_compute, df_byte_lr_init,
15053 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
15054 df_byte_lr_transfer_function, df_byte_lr_free,
15055 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
15056 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
15057 df_byte_lr_simulate_uses,
15058 df_byte_lr_simulate_artificial_refs_at_top,
15059 df_byte_lr_simulate_artificial_refs_at_end): New function.
15060 * dce.c (byte_dce_process_block): New function.
15061 (dce_process_block): au is now passed in rather than computed
15062 locally. Changed loops that look at artificial defs to not look
15063 for conditional or partial ones, because there never are any.
15064 (fast_dce): Now is able to drive byte_dce_process_block or
15065 dce_process_block depending on the kind of dce being done.
15066 (rest_of_handle_fast_dce): Add parameter to fast_dce.
15067 (rest_of_handle_fast_byte_dce): New function.
15068 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
15069 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
15071 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
15074 * gcc.h: Added fortran options that take arguments to
15075 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
15078 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
15080 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
15081 scalarization if on the LHS and not a full access.
15083 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15085 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
15087 2008-04-18 Rafael Espindola <espindola@google.com>
15089 * tree-vrp.c (find_case_label_index): Fix the binary search.
15090 (find_case_label_range): New.
15091 (vrp_visit_switch_stmt): Use find_case_label_range.
15092 (simplify_switch_using_ranges): Use find_case_label_range.
15094 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
15096 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
15097 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
15099 2008-04-18 Tom Tromey <tromey@redhat.com>
15102 * doc/cpp.texi (Implementation-defined behavior): Mention
15105 2008-04-18 Ian Lance Taylor <iant@google.com>
15107 * fold-const.c (pointer_may_wrap_p): New static function.
15108 (fold_comparison): Add another test for pointer overflow. Use
15109 pointer_may_wrap_p to disable some false positives.
15111 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
15113 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
15114 (fname_as_string): Match updated cpp_interpret_string prototype.
15115 (fix_string_type): Support char16_t* and char32_t*.
15116 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
15117 derivative) nodes. Register as builtin if C++0x.
15118 (c_parse_error): Support CPP_CHAR{16,32}.
15119 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
15120 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
15121 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
15122 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
15123 CTI_CHAR32_ARRAY_TYPE>: New elements.
15124 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
15125 char32_type_node, signed_char32_type_node, char16_array_type_node,
15126 char32_array_type_node): New defines.
15127 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
15128 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
15129 (lex_string): Support CPP_STRING{16,32}, match updated
15130 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
15131 (lex_charconst): Support CPP_CHAR{16,32}.
15132 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
15133 and CPP_STRING{16,32}.
15135 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
15138 * aclocal.m4: Regenerate.
15139 * configure: Regenerate.
15141 2008-04-18 Jan Hubicka <jh@suse.cz>
15143 * except.c (dw2_size_of_call_site_table,
15144 sjlj_size_of_call_site_table): Use vector API for call_site_record.
15146 * cgraphbuild.c (build_cgraph_edges): Update.
15147 * tree-pass.h: Update comment.
15148 * final.c (leaf_function_p): Update.
15149 (leaf_renumber_regs): Update.
15150 (rest_of_clean_state): Update.
15151 * omp-low.c (expand_omp_parallel): Update.
15152 * ipa-reference.c (analyze_function): Update.
15153 * reorg.c (find_end_label): Update.
15154 (optimize_skip): Update.
15155 (fill_simple_delay_slots): Update.
15156 (fill_simple_delay_slots): Update.
15157 (make_return_insns): Update.
15158 (dbr_schedule): Update.
15159 * gimple-low.c (record_vars_into): Update.
15160 * cfgbuild.c (make_edges): Update.
15161 * function.c (assign_stack_local): Update.
15162 (assign_parm_adjust_stack_rtl): Update.
15163 (locate_and_pad_parm): Update.
15164 (allocate_struct_function): Do not initialize stack_alignment_needed
15165 and preferred_stack_boundary here.
15166 (stack_protect_prologue): Update.
15167 (stack_protect_epilogue): Update.
15168 (expand_function_start): Initialize stack_alignment_needed,
15169 preferred_stack_boundary and max_jumptable_ents.
15170 (expand_function_end): Update.
15171 (free_after_compilation): Do not NULLify epilogue_delay_list.
15172 * function.h (struct rtl_data): Add stack_protect_guard,
15173 stack_alignment_needed,
15174 preferred_stack_boundary, epilogue_delay_list.
15175 (struct function): Remove value_histograms, stack_alignment_needed,
15176 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
15178 unexpanded_var_list, stack_protect_guard.
15179 (current_function_epilogue_delay_list): Remove.
15180 * ipa-type-escape.c (analyze_function): Update.
15181 * gimplify.c (pop_gimplify_context): Update comment.
15182 * calls.c (expand_call): Update.
15183 (emit_library_call_value_1): Update.
15184 * except.c (set_nothrow_function_flags): Update.
15185 * cfgexpand.c (get_decl_align_unit): Update.
15186 (create_stack_guard): Update.
15187 (estimated_stack_frame_size): Update.
15188 (expand_used_vars): Update.
15189 (tree_expand_cfg): Free histogram earliers, init expansion variables.
15190 * explow.c (allocate_dynamic_stack_space): Update.
15191 * tree-ssa-live.c (remove_unused_locals): Update.
15192 * varasm.c (mark_constant_pool): Update.
15193 * tree-inline.c (remap_decls): Update.
15194 (initialize_cfun): Update.
15195 (declare_return_variable): Update.
15196 (inline_forbidden_p): Update.
15197 (expand_call_inline): Update.
15198 (declare_inline_vars): Update.
15199 (tree_function_versioning): Update.
15200 * tree-flow.h (value_histograms): New.
15201 (VALUE_HISTOGRAMS): New macro.
15202 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
15204 * tree-cfg.c (set_bb_for_stmt): Update.
15205 (replace_by_duplicate_decl): Update.
15206 (move_block_to_fn): Update.
15207 (new_label_mapper): Update.
15208 (dump_function_to_file): Update.
15209 * ipa-struct-reorg.c (build_data_structure): Update.
15210 * cfgrtl.c (print_rtl_with_bb): Update.
15211 * reload1.c (reload): Update.
15213 * config/i386/i386.c (setup_incoming_varargs_64,
15214 ix86_compute_frame_layout): Update.
15215 * config/arc/arc.c (arc_output_function_epilogue): Update.
15217 2008-04-18 Marius Strobl <marius@FreeBSD.org>
15219 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
15220 for FreeBSD as well.
15221 * gthr-posix95.h: Likewise.
15223 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
15225 PR rtl-optimization/35838
15226 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
15227 out the byte offset of the first subreg.
15229 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
15231 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
15232 to split_ti instead of three separate calls with single member arrays.
15233 (subti3 splitter): Ditto.
15234 (adddi3 splitter): Ditto with split_di.
15235 (subdi3 splitter): Ditto.
15236 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
15237 two separate calls with single member arrays. Swap match_dup
15238 operands 1 and 2 to better fit into the array.
15239 (negdi2 splitter): Ditto with split_di.
15240 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
15241 two separate calls with single member arrays. Swap match_dup operands
15242 6 and 7 to better fit into the array.
15244 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
15246 * config/i386/i386.c (sse_builtin_type): New.
15247 (bdesc_sse_args): Likewise.
15248 (bdesc_sse_3arg): Removed.
15249 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15250 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
15251 IX86_BUILTIN_ROUNDPS.
15252 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
15253 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
15254 IX86_BUILTIN_ROUNDPS.
15255 (ix86_expand_sse_4_operands_builtin): Removed.
15256 (ix86_expand_sse_operands_builtin): New.
15257 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
15258 and CODE_FOR_sse4_1_roundps.
15259 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15260 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
15262 2008-04-17 Alan Modra <amodra@bigpond.net.au>
15265 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
15266 regs before frame pop when needed. If use_backchain_to_restore_sp
15267 then load backchain into a temp reg to restore vr and vrsave. Add
15268 code to restore vr after frame pop if possible.
15270 2008-04-17 Richard Guenther <rguenther@suse.de>
15272 * tree-vn.c (expressions_equal_p): Do not check type
15273 equality or compatibility before calling operand_equal_p.
15274 * fold-const.c (operand_equal_p): Check equivalence of
15275 integer constants before bailing out due to signedness or
15276 precision differences.
15277 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
15278 spurious differences in type qualification. Ignore types
15279 for COMPONENT_REFs at all.
15281 2008-04-17 Christian Bruel <christian.bruel@st.com>
15283 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
15284 msw_skip comparison.
15286 2008-04-16 Jakub Jelinek <jakub@redhat.com>
15289 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
15292 PR tree-optimization/35899
15293 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
15294 rather than TREE_OPERAND.
15296 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
15299 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
15300 temporary registers. Change operand predicate to general_operand.
15301 (remainderxf3): Ditto.
15303 2008-04-16 Richard Guenther <rguenther@suse.de>
15305 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
15306 * tree-affine.c (aff_combination_expand): Look through some
15309 2008-04-15 Doug Kwan <dougkwan@google.com>
15311 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
15313 * tree-pretty-print.c (dump_generic_node): Ditto.
15314 * final.c (output_addr_const): Ditto.
15315 * dwarf2out.c (output_cfi): Ditto.
15316 * c-pretty-print.c (pp_c_integer_constant): Ditto.
15317 * print-rtl.c (print_rtx): Ditto.
15318 * print-tree.c (print_node_brief, print_node): Ditto.
15319 * c-common.c (match_case_to_enum_1): Ditto.
15320 * sched-vis.c (print_value): Ditto.
15321 * config/i386/i386.c (print_operand): Cast to long unsigned int
15324 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
15325 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
15326 MS Windows VirtualProtect function.
15328 2008-04-15 Jan Hubicka <jh@suse.cz>
15330 * gengtype.c (write_root): Param_is argument is OK.
15331 * expr.c (expand_expr_real_1): Update call of get_exception_*.
15332 * function.h: Include varray.h
15333 (rtl_eh): New stucture based on except.c one.
15334 (call_site_record): New forward declaration and vector type.
15335 * calls.c (emit_call_1): Do not call
15336 note_current_region_may_contain_throw.
15337 * except.c (eh_status): Remove cur_region, try_region since they are
15339 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
15340 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
15341 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
15342 Remove call_site_data_used, call_site_data_size.
15343 Turn call_site_record into vector in function.h.
15344 (note_current_region_may_contain_throw): Remove.
15345 (get_exception_pointer, get_exception_filter): Do not take struct
15346 function argument; update.
15347 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
15348 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
15349 build_post_landing_pads, dw2_build_landing_pads,
15350 sjlj_assign_call_site_values, sjlj_mark_call_sites,
15351 sjlj_emit_function_enter, sjlj_emit_function_enter,
15352 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
15353 sjlj_build_landing_pads, finish_eh_generation,
15354 remove_exception_handler_label, remove_eh_handler,
15355 maybe_remove_eh_handler, add_reachable_handler,
15356 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
15357 add_action_record, collect_one_action_chain, add_call_site,
15358 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
15359 sjlj_output_call_site_table, output_function_exception_table,
15360 * except.h (note_current_region_may_contain_throw): Remove
15361 (get_exception_pointer, get_exception_filter): Do not take struct
15363 * Makefile.in (GTFILES): Put varargs before struct function.
15365 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15367 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
15368 punt for STRING_CST.
15369 (get_constraint_for): Deal with STRING_CST here instead.
15371 2008-04-15 Richard Guenther <rguenther@suse.de>
15373 * tree-ssa-propagate.c (substitute_and_fold): Substitute
15374 statements in a basic-block with a backward walk. Do not
15375 substitute into dead statements but instead remove those.
15377 2008-04-15 Richard Guenther <rguenther@suse.de>
15379 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
15380 to zero, thus disable creation of SFTs.
15382 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15384 * tree-predcom.c (suitable_reference_p): Return false if the
15385 reference can throw.
15387 2008-04-15 Jakub Jelinek <jakub@redhat.com>
15390 * c-decl.c (finish_decl): If extern or static var has variable
15391 size, set TREE_TYPE (decl) to error_mark_node.
15393 2008-04-15 Rafael Espindola <espindola@google.com>
15395 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
15398 2008-04-15 Richard Guenther <rguenther@suse.de>
15400 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
15401 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
15402 (visit_reference_op_load): Do walk vuse-vdef chains on
15403 vn_reference_lookup.
15404 (visit_reference_op_store): But do not here.
15405 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
15406 vn_reference_lookup.
15407 (vn_lookup_with_vuses): But do so here.
15409 2008-04-14 Ian Lance Taylor <iant@google.com>
15411 * fold-const.c (fold_overflow_warning): Remove assertion.
15413 2008-04-15 Ben Elliston <bje@au.ibm.com>
15415 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
15416 temp1 local variables.
15418 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
15421 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
15422 ".text.unlikely" section as executable.
15424 2008-04-14 James E. Wilson <wilson@tuliptree.org>
15426 * config/ia64/ia64.c (rtx_needs_barrier): Handle
15427 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
15428 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
15429 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
15430 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
15431 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
15432 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
15434 2008-04-14 Ian Lance Taylor <iant@google.com>
15436 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
15437 * fold-const.c (fold_comparison): If appropriate, test
15438 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
15439 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
15440 reassociating a pointer type.
15441 * doc/invoke.texi (Optimize Options): Document that
15442 -fstrict-overflow applies to pointer wraparound.
15444 2008-04-13 Jan Hubicka <jh@suse.cz>
15446 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
15448 2008-04-12 Andrew Pinski <pinskia@gmail.com>
15450 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
15451 we are going to "save the world".
15453 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
15455 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
15456 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
15457 operand 0 constraint, not "=".
15459 2008-04-11 James E. Wilson <wilson@tuliptree.org>
15461 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
15463 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15465 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
15466 of size of positions_needed * CHAR_BIT.
15468 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15470 PR middle-end/35897
15471 * dse.c (store_info): Change positions_needed to unsigned
15473 (lowpart_bitmask): New.
15474 (record_store): Cast to unsigned HOST_WIDE_INT for
15475 positions_needed. Assert width <= size of positions_needed *
15476 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
15477 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
15478 lowpart_bitmask to set mask.
15480 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15482 * config/bfin/constraints.md: New file.
15483 * config/bfin/bfin.md: Include it.
15484 (adddi3): Use satisfies_constraint functions instead of the old macros.
15485 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
15486 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
15487 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
15488 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
15489 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
15490 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
15491 EXTRA_CONSTRAINT): Delete.
15492 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
15493 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
15495 * config/bfin/bfin.c: Include "tm-constrs.h".
15496 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
15497 Use satisfies_constraint functions instead of the old macros.
15498 * doc/md.texi (Blackfin Constraints): Update file name reference.
15500 2008-04-11 Richard Guenther <rguenther@suse.de>
15502 PR tree-optimization/35869
15503 * tree-vrp.c (execute_vrp): Move switch statement update after
15504 jump threading. Schedule another cfg cleanup run.
15506 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
15509 * attribs.c (decl_attributes): Return early on errorneous node.
15511 2008-04-10 Oleg Ryjkov <olegr@google.com>
15513 * tree.h (struct tree_base): Added a new flag default_def_flag.
15514 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
15516 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
15518 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
15520 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15523 * pa.md: Define mode iterator P. Define mode attribute dwc.
15524 (dcacheflush): Update pattern to use iterator P and attribute dwc.
15525 (icacheflush): Likewise.
15526 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
15527 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
15529 2008-04-11 Ben Elliston <bje@au.ibm.com>
15531 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
15533 2008-04-10 Rafael Espindola <espindola@google.com>
15535 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
15536 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
15537 (extract_range_from_expr): The same.
15539 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15541 * config/mips/mips.md (GPR2): New mode iterator.
15542 (seq): Add comment.
15543 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
15544 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
15545 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
15546 Rewrite these to take two modes, the mode of comparison and the
15547 mode of the destination.
15548 * config/mips/mips.c (mips_expand_scc): Instead of having
15549 paradoxical subreg as destination, expand "narrowing" scc if mode
15550 of comparison is SI and target is requested in DI mode.
15551 (mips_emit_int_order_test): Update comment. Make mode of
15552 comparison match CMP0 rather than TARGET. When creating inverse
15553 target use mode of TARGET.
15555 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15557 * gcov-dump.c (tag_summary): Only print summaries for the first
15558 GCOV_COUNTERS_SUMMABLE counters.
15560 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
15562 * config/i386/i386.md (absneg): New code iterator.
15563 (absnegprefix): New code attribute.
15564 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
15565 patterns using absneg code iterator.
15566 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
15567 using absneg code iterator.
15568 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
15569 *neg<mode>2 patterns using absneg code iterator.
15570 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15571 *negextendsfdf2 patterns using absneg code iterator.
15572 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
15573 *negextendsfxf2 patterns using absneg code iterator.
15574 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15575 *negextendsfdf2 patterns using absneg code iterator.
15576 * config/i386/sse.md (<code><mode>2): Macroize expander from
15577 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
15579 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
15581 * config/s390/s390.h: Remove the remains of the recent search
15582 & replace action of current_function_outgoing_args_size.
15584 2008-04-10 Ira Rosen <irar@il.ibm.com>
15586 PR tree-optimization/35821
15587 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
15588 NEW_STMT_LIST is not NULL.
15590 2008-04-09 David Edelsohn <edelsohn@gnu.org>
15593 * toplev.c (process_options): Remove -ffunction-sections debugging
15596 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
15598 PR middle-end/PR28690
15599 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
15600 than gen_rtx_fmt_ee to perform more canonicalizations.
15602 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15605 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
15607 2008-04-09 Richard Guenther <rguenther@suse.de>
15609 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
15610 (dump_function_to_file): Dump function arguments with types.
15612 2008-04-08 Richard Guenther <rguenther@suse.de>
15614 * fold-const.c (fold_widened_comparison): Do not allow
15615 sign-changes that change the result.
15617 2008-04-08 Janis Johnson <janis187@us.ibm.com>
15620 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
15621 kinds of indirect references.
15623 2008-04-08 David Edelsohn <edelsohn@gnu.org>
15625 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
15626 GNU Fortran language string.
15628 2008-04-08 Rafael Espindola <espindola@google.com>
15630 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
15631 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
15632 * tree.h (tree_call_nonnegative_warnv_p): New.
15634 2008-04-08 Jan Hubicka <jh@suse.cz>
15636 * function.c (free_after_compilation): Clear out regno_reg_rtx
15639 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
15642 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
15644 PR middle-end/PR28690
15645 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
15646 same precedence as REG_POINTER and MEM_POINTER operands.
15648 2008-04-08 Richard Guenther <rguenther@suse.de>
15650 PR middle-end/35834
15651 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
15652 for adding index to base.
15654 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
15656 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
15657 (MINGW_ENABLE_EXECUTE_STACK): New.
15658 (IN_LIBGCC2): For libgcc include windows.h file for
15659 function declarations.
15661 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
15663 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
15664 and tem2 if tem1 is not a REG or MULT.
15666 2008-04-08 Jan Hubicka <jh@suse.cz>
15668 * function.h (incomming_args): Break out of struct function.
15669 (function_subsections): Break out of struct function.
15670 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
15671 return_rtx and hard_reg_initial_vals from struct function.
15672 Kill inl_max_label_num.
15673 (current_function_pops_args, current_function_args_info,
15674 current_function_args_size, current_function_args_size,
15675 current_function_pretend_args_size,
15676 current_function_outgoing_args_size,
15677 current_function_internal_arg_pointer, current_function_return_rtx):
15678 Kill compatibility accestor macros.
15679 * builtins.c (expand_builtin_apply_args_1): Update.
15680 (expand_builtin_next_arg): Update.
15681 * df-scan.c (df_get_call_refs): Update.
15682 * dbxout.c (dbxout_function_end): Update.
15683 * dwarf2out.c (dwarf2out_switch_text_section): Update.
15684 (output_line_info): Update.
15685 (secname_for_decl): Update.
15686 (dwarf2out_var_location): Update.
15687 * function.c (free_after_compilation): Update.
15688 (assign_parm_find_stack_rtl): Update.
15689 (assign_parms): Update.
15690 (expand_dummy_function_end): Update.
15691 (expand_function_end): Update.
15692 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
15693 (expand_call): Update.
15694 (emit_library_call_value_1): Update.
15695 (store_one_arg): Update.
15696 * varasm.c (initialize_cold_section_name): Update.
15697 (unlikely_text_section): Update.
15698 (unlikely_text_section_p): Update.
15699 (assemble_start_function): Update.
15700 (assemble_end_function): Update.
15701 (default_section_type_flags): Update.
15702 (switch_to_section): Update.
15703 * integrate.c (set_decl_abstract_flags): Update.
15704 (get_hard_reg_initial_val): Update.
15705 (has_hard_reg_initial_val): Update.
15706 (allocate_initial_values): Update.
15707 * resource.c (init_resource_info): Update.
15708 * config/alpha/alpha.c (NUM_ARGS): Update.
15709 (direct_return): Update.
15710 (alpha_va_start): Update.
15711 (alpha_sa_size): Update.
15712 (alpha_initial_elimination_offset): Update.
15713 (alpha_expand_prologue): Update.
15714 (alpha_start_function): Update.
15715 (alpha_expand_epilogue): Update.
15716 (unicosmk_initial_elimination_offset):
15717 * config/alpha/alpha.md (call expander): Update.
15718 * config/s390/s390.c (s390_register_info): Update.
15719 (s390_register_info): Update.
15720 (s390_frame_info): Update.
15721 (s390_initial_elimination_offset): Update.
15722 (s390_build_builtin_va_list): Update.
15723 (s390_va_start): Update.
15724 * config/spu/spu.c (direct_return): Update.
15725 (spu_expand_prologue): Update.
15726 (spu_initial_elimination_offset): Update.
15727 (spu_build_builtin_va_list): Update.
15728 (spu_va_start): Update.
15729 * config/sparc/sparc.c (sparc_init_modes): Update.
15730 (sparc_compute_frame_size): Update.
15731 (function_value): Update.
15732 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
15733 * config/i386/i386.md (return expander): Update.
15734 * config/i386/i386.c (ix86_va_start): Update.
15735 (ix86_can_use_return_insn_p): Update.
15736 (ix86_compute_frame_layout): Update.
15737 (ix86_expand_epilogue): Update.
15738 * config/sh/sh.c (output_stack_adjust): Update.
15739 (calc_live_regs): Update.
15740 (sh_expand_prologue): Update.
15741 (sh_builtin_saveregs): Update.
15742 (sh_va_start): Update.
15743 (initial_elimination_offset): Update.
15744 (sh_allocate_initial_value): Update.
15745 (sh_function_ok_for_sibcall): Update.
15746 (sh_get_pr_initial_val): Update.
15747 * config/sh/sh.md (return expander): Update.
15748 * config/avr/avr.c (frame_pointer_required_p): UPdate.
15749 * config/crx/crx.c (crx_compute_frame): UPdate.
15750 (crx_initial_elimination_offset): UPdate.
15751 * config/xtensa/xtensa.c (compute_frame_size): Update
15752 (xtensa_builtin_saveregs): Update.
15753 (xtensa_va_start): Update.
15754 (order_regs_for_local_alloc): Update.
15755 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
15756 (xstormy16_expand_builtin_va_start): Update.
15757 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
15758 * config/m68hc11/m68hc11.md (return expanders): Update.
15759 * config/m68hc11/m68hc11.c (expand_prologue): Update.
15760 (expand_epilogue): Update.
15761 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
15762 (cris_simple_epilogue): Update.
15763 (cris_expand_prologue): Update.
15764 (cris_expand_epilogue): Update.
15765 * config/iq2000/iq2000.c (iq2000_va_start): Update.
15766 (compute_frame_size): Update.
15767 * config/mt/mt.c (mt_compute_frame_size): Update.
15768 * config/mn10300/mn10300.c (expand_prologue): Update.
15769 (expand_epilogue): Update.
15770 (initial_offset): Update.
15771 (mn10300_builtin_saveregs):
15772 * config/mn10300/mn10300.md (return expander): Update.
15773 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
15774 (ia64_initial_elimination_offset): Update.
15775 (ia64_initial_elimination_offset): Update.
15776 (ia64_expand_prologue): Update.
15777 * config/m68k/m68k.md (return expander): Update.
15778 * config/rs6000/rs6000.c (rs6000_va_start): Update.
15779 (rs6000_stack_info): Update.
15780 * config/mcore/mcore.c (layout_mcore_frame): Update.
15781 (mcore_expand_prolog): Update.
15782 * config/arc/arc.c (arc_compute_frame_size): Update.
15783 * config/score/score3.c (score3_compute_frame_size): Update.
15784 * config/score/score7.c (score7_compute_frame_size): Update.
15785 * config/arm/arm.c (use_return_insn): Update.
15786 (thumb_find_work_register): Update.
15787 (arm_compute_save_reg_mask): Update.
15788 (arm_output_function_prologue): Update.
15789 (arm_output_epilogue): Update.
15790 (arm_size_return_regs): Update.
15791 (arm_get_frame_offsets): Update.
15792 (arm_expand_prologue): Update.
15793 (thumb_exit): Update.
15794 (thumb_unexpanded_epilogue): Update.
15795 (thumb1_output_function_prologue): Update.
15796 * config/pa/pa.md (return expander): Update.
15797 * config/pa/pa.c (compute_frame_size): Update.
15798 (hppa_builtin_saveregs): Update.
15799 * config/mips/mips.c (mips_va_start): Update.
15800 (mips16_build_function_stub): Update.
15801 (mips_compute_frame_info): Update.
15802 (mips_restore_gp): Update.
15803 (mips_output_function_prologue): Update.
15804 (mips_expand_prologue): Update.
15805 * config/v850/v850.c (compute_frame_size): Update.
15806 (expand_prologue): * config/mmix/mmix.c (along): update.
15807 (mmix_initial_elimination_offset): update.
15808 (mmix_reorg): update.
15809 (mmix_use_simple_return): update.
15810 (mmix_expand_prologue): update.
15811 (mmix_expand_epilogue): Update.
15812 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
15813 (emit_link_insn): Update.
15815 2008-04-08 Anatoly Sokolov <aesok@post.ru>
15817 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
15818 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
15820 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
15823 2008-04-07 Jan Hubicka <jh@suse.cz>
15825 * function.h (rtl): Rename to x_rtl.
15826 (crtl): New define.
15827 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
15828 frame_offset, stack_check_probe_note, arg_pointer_save_area,
15829 used_temp_slots avail_temp_slots, temp_slot_level,
15830 nonlocal_goto_handler_labels): Update accesstors.
15831 (rtl): New global variable.
15832 (struct function): Move some fileds to rtl_data.
15833 (get_arg_pointer_save_area): Update prototype.
15834 * builtins.c (expand_builtin_setjmp_receiver): Update call of
15835 get_arg_pointer_save_area.
15836 * expr.c (init_expr): Update
15837 * function.c (get_frame_size): Update
15838 (assign_stack_local): Update
15839 (expand_function_end): Update.
15840 (get_art_pointer_save_area): Update
15842 * emit-rtl.c (rtl): Declare.
15843 (regno_reg_rtx): Declare.
15844 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
15846 (gen_reg_rtx): Update.
15847 * varasm.c (n_deferred_constatns): Update accestor.
15848 (init_varasm_status): Do not allocate varasm_status.
15849 (force_const_mem, get_pool_size, output_constant_pool): Update.
15850 * stmt.c (force_label_rtx): Do not use x_ prefixes.
15851 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
15852 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
15853 * sparc/sparc.h (INIT_EXPANDERS): Update.
15854 * ia64/ia64.h (INIT_EXPANDERS): Update.
15856 2008-04-07 James E. Wilson <wilson@tuliptree.org>
15858 * reload.c (push_secondary_reload): Add missing break to for loop.
15860 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
15862 PR middle-end/PR28690
15863 * rtlanal.c: Update copyright years.
15864 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
15865 as REG_POINTER and MEM_POINTER operands.
15866 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
15867 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
15868 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
15869 * gcse.c: Update copyright years.
15870 (pre_delete): Call gen_reg_rtx_and_attrs.
15871 (hoist_code): Likewise.
15872 (build_store_vectors): Likewise.
15873 (delete_store): Likewise.
15874 * loop-invariant.c (move_invariant_reg): Likewise.
15875 Update copyright years.
15877 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
15879 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
15880 control string instead of quoted.
15882 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
15884 * doc/rtl.texi: Rewrite of subreg section.
15886 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
15889 * config/i386/i386.c (legitimize_pic_address): Add treating
15890 of dllimport SYM_REF's.
15891 (legitimize_dllimport_symbol): Add prototype.
15893 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
15895 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
15896 reference in constructor with non self-referential type.
15898 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
15900 Removal of Return with Depressed Stack Pointer support
15901 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
15902 (ECF_SP_DEPRESSED): Likewise.
15903 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
15904 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
15905 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
15906 (expand_call): Do not test ECF_SP_DEPRESSED.
15907 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
15908 * function.c (keep_stack_depressed): Delete.
15909 (handle_epilogue_set): Likewise.
15910 (update_epilogue_consts): Likewise.
15911 (emit_equiv_load): Likewise.
15912 (thread_prologue_and_epilogue_insns): Remove support for Return with
15913 Depressed Stack Pointer.
15914 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
15916 2008-04-06 Richard Guenther <rguenther@suse.de>
15918 PR tree-optimization/35400
15919 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
15920 information from SSA_NAMEs.
15922 2008-04-06 Anatoly Sokolov <aesok@post.ru>
15924 * config/avr/avr.h (avr_mega_p): Remove declaration.
15925 (AVR_MEGA): Remove macro.
15926 * config/avr/avr.c (avr_mega_p): Remove variable.
15927 (avr_override_options): Remove inicializion of avr_mega_p.
15928 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
15929 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
15930 (avr_jump_mode): (Ditto.).
15931 (avr_output_progmem_section_asm_op): (Ditto.).
15932 (avr_asm_init_sections): (Ditto.).
15933 (avr_asm_init_sections): (Ditto.).
15934 (avr_rtx_costs): (Ditto.).
15935 * config/avr/avr.md: (Ditto.).
15936 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
15939 2008-04-06 Richard Guenther <rguenther@suse.de>
15941 PR tree-optimization/35842
15942 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
15943 is_gimple_invariant_address.
15945 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15947 * gcc.c (default_compilers): Sync Fortran extensions list with
15948 that in fortran/lang-specs.h.
15949 * doc/invoke.texi: Likewise.
15950 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
15951 * dwarf2out.c (gen_compile_unit_die): Likewise.
15953 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
15955 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
15957 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
15960 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
15961 attribute is used for nested functions.
15963 2008-04-05 Jan Hubicka <jh@suse.cz>
15965 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
15967 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
15969 (dump_files): Update.
15970 (enable_rtl_dump_file): Do not accept letter argument.
15971 * tree-pass.h (dump_file_info): Remove letter argument.
15972 * toplev.c (decode_d_option): Update -da handling.
15973 * toplev.h (enable_rtl_dump_file): Update prototype.
15974 * passes.c (register_one_dump_file): Do not accept IPA argument; work
15975 it out based on pass type.
15976 (register_dump_files_1): Likewise.
15977 (init_optimization_passes): Update register_one_dump_file calls.
15978 (execute_one_pass): Sanity check that IPA passes are called at IPA
15979 level and RTL passes at RTL level.
15980 (execute_pass_list): IPA pass can not be after or subpass of
15982 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
15983 disallov RTL subpasses of IPA subpasses.
15985 2008-04-05 Ben Elliston <bje@au.ibm.com>
15987 * tree-cfg.c (need_fake_edge_p): Return false for calls to
15988 builtins that return exactly once and do not throw. Cache call to
15991 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
15993 PR rtl-optimization/34916
15994 PR middle-end/35519
15995 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
15996 between instruction pairs.
15998 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
16000 * doc/invoke.texi: Document -mbitops for SH.
16001 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
16002 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
16003 * config/sh/sh.c (print_operand): Add %t operand code.
16004 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
16005 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
16006 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
16007 (extendqihi2): Likewise.
16008 (movqi_i): Likewise.
16009 (insv): Use bset, bclr and bst instructions for SH2A if possible.
16010 (extv): Use bld instruction for SH2A if possible.
16012 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
16013 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
16014 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
16015 (bset.b, bclr.b): Define peepholes.
16016 * config/sh/sh.opt (mbitops): New option.
16018 2008-04-04 Janis Johnson <janis187@us.ibm.com>
16021 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
16022 and view convert expression.
16024 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16027 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16029 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
16031 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
16033 * config/i386/cpuid.h (bit_AES): New.
16034 (bit_PCLMUL): Likewise.
16036 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
16037 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
16038 SSE2 if AES or PCLMUL is enabled.
16039 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
16040 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16041 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
16042 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
16043 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
16044 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
16045 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16046 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
16047 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
16048 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
16049 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
16050 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
16051 __builtin_ia32_aeskeygenassist128 and
16052 __builtin_ia32_pclmulqdq128.
16053 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
16054 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
16055 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
16057 * config/i386/i386.h (TARGET_AES): New.
16058 (TARGET_PCLMUL): Likewise.
16059 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
16061 * config/i386/i386.md (UNSPEC_AESENC): New.
16062 (UNSPEC_AESENCLAST): Likewise.
16063 (UNSPEC_AESDEC): Likewise.
16064 (UNSPEC_AESDECLAST): Likewise.
16065 (UNSPEC_AESIMC): Likewise.
16066 (UNSPEC_AESKEYGENASSIST): Likewise.
16067 (UNSPEC_PCLMUL): Likewise.
16069 * config/i386/i386.opt (maes): New.
16070 (mpclmul): Likewise.
16072 * config/i386/sse.md (aesenc): New pattern.
16073 (aesenclast): Likewise.
16074 (aesdec): Likewise.
16075 (aesdeclast): Likewise.
16076 (aesimc): Likewise.
16077 (aeskeygenassist): Likewise.
16078 (pclmulqdq): Likewise.
16080 * config/i386/wmmintrin.h: New.
16082 * doc/extend.texi: Document AES and PCLMUL built-in function.
16084 * doc/invoke.texi: Document -maes and -mpclmul.
16086 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
16088 * function.c (free_after_parsing): Replace with
16089 cxx_push_function_context from C++ front-end.
16090 (allocate_struct_function): Don't call langhook.
16091 * langhooks.h (struct lang_hooks_for_functions): Delete.
16092 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
16094 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
16095 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
16096 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
16097 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
16098 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
16099 remove LANG_HOOKS_FUNCTION_INITIALIZER.
16100 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
16102 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
16103 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
16105 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16108 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
16111 2008-04-04 Richard Guenther <rguenther@suse.de>
16113 PR middle-end/35823
16114 * fold-const.c (optimize_minmax_comparison): Use the correct
16115 type for the constant in the simplified comparison.
16117 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
16119 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
16120 Pass L2 size as "--param l2-cache-size" to the compiler.
16121 (decode_l2_cache): New function to decode L2 cache parameters using
16122 0x8000006 extended cpuid function.
16123 (detect_caches_amd): Determine parameters of L2 cache using
16124 decode_l2_caches function.
16125 (decode_caches_intel): Decode L2 cache parameters.
16126 (detect_caches_intel): Determine L2 cache parameters using
16127 decode_caches_intel and decode_l2_caches functions.
16129 2008-04-03 Bob Wilson <bob.wilson@acm.org>
16131 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
16132 secondary input reload for subword loads from the constant pool.
16134 2008-04-03 Janis Johnson <janis187@us.ibm.com>
16137 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
16138 constants of the appropriate size for runtime calculations.
16141 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
16142 decimal-float literal constant zero.
16144 2008-04-03 Jakub Jelinek <jakub@redhat.com>
16147 * c-parser.c (c_parser_omp_atomic): Call
16148 default_function_array_conversion on the RHS.
16150 PR middle-end/35818
16151 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
16152 call is_variable_sized if decl has incomplete type.
16154 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
16156 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
16158 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
16160 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
16162 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
16163 (sgt<u>): Merge sgt and sgtu into new expander.
16164 (sgt, sgtu): Remove expanders.
16165 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
16166 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
16167 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
16168 *sgtu_<mode>_mips16 into new pattern.
16169 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
16170 (sge<u>): Merge sge and sgeu into new expander.
16171 (sge, sgeu): Remove expanders.
16172 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
16174 (*sge_<mode>, second *sge_<mode>): Remove patterns.
16175 (slt<u>): Merge slt and sltu into new expander.
16176 (slt, sltu): Remove expanders.
16177 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
16178 (*slt_<mode>, *sltu_<mode>): Remove patterns.
16179 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
16180 *sltu_<mode>_mips16 into new pattern.
16181 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
16182 (sle<u>): Merge sle and sleu into new expander.
16183 (sle, sleu): Remove expanders.
16184 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
16185 (*sle_<mode>, *sleu_<mode>): Remove patterns.
16186 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
16187 *sleu_<mode>_mips16 into new pattern.
16188 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
16190 2008-04-03 Jan Hubicka <jh@suse.cz>
16192 PR tree-optimization/35795
16193 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
16194 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16195 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
16196 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
16197 * score/score3.c (score3_output_mi_thunk): Likewise.
16198 * score/score7.c (score7_output_mi_thunk): Likewise.
16199 * mips/mips.c (mips_output_mi_thunk): Likewise.
16201 2008-04-03 Richard Guenther <rguenther@suse.de>
16203 * tree-vrp.c (extract_range_from_unary_expr): Handle all
16204 conversions. Simplify code.
16206 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
16208 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
16210 2008-04-03 Tom Tromey <tromey@redhat.com>
16211 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16213 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
16214 * config/bfin/t-bfin-linux (generated_files): Add
16215 linux-sysroot-suffix.h.
16216 * doc/install.texi (Prerequisites): Require make 3.80.
16217 * doc/sourcebuild.texi (Front End Directory): Document new
16219 * Makefile.in (generated_files): New variable.
16220 (ALL_HOST_OBJS): New variable.
16221 ($(ALL_HOST_OBJS)): New target.
16223 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16225 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
16226 (remap_block): Call id->transform_lang_insert_block instead
16228 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
16229 Set id.transform_lang_insert_block to NULL.
16230 (clone_body): Move to cp/optimize.c
16231 * tree-inline.h (struct copy_body_data): Change
16232 transform_lang_insert_block to function pointer.
16233 (copy_generic_body, copy_decl_no_change): Export.
16234 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
16235 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
16236 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
16238 * c-tree.h (insert_block): Kill.
16239 * c-decl.c (insert_block): Kill.
16241 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16243 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16244 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16245 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
16247 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
16248 argument, call {push,pop}_function_context from here.
16249 * c-parser.c: Use c_{push,pop}_function_context.
16251 * function.c (push_function_context_to): Move meat ...
16252 (push_function_context): ... here. Simplify.
16253 * function.c (pop_function_context_from): Move meat ...
16254 (pop_function_context): ... here. Simplify.
16255 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
16257 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16258 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16259 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
16260 * tree.h (push_function_context_to, pop_function_context_from): Remove.
16262 2008-04-03 Ben Elliston <bje@au.ibm.com>
16264 * expmed.c (extract_force_align_mem_bit_field): Remove.
16266 2008-04-03 Richard Guenther <rguenther@suse.de>
16268 PR middle-end/35800
16269 * expr.h (try_casesi): Adjust prototype.
16270 * expr.c (try_casesi): Take fallback label as extra parameter.
16271 Use that for gen_casesi if default_label is NULL.
16272 * stmt.c (expand_case): Pass fallback label to try_casesi,
16273 make sure to fill gaps with a fallback label if default_label
16276 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
16279 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
16281 2008-04-03 Ben Elliston <bje@au.ibm.com>
16283 * expmed.c (extract_split_bit_field): Remove if (0) code.
16284 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
16285 (do_ds_constraint): Likewise.
16287 2008-04-02 Joseph Myers <joseph@codesourcery.com>
16289 * doc/cppopts.texi (-dU): Document.
16290 * c-common.h (flag_dump_macros): Update comment.
16291 * c-opts.c (handle_OPT_d): Handle -dU.
16292 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
16293 dump_queued_macros, cb_used_define, cb_used_undef): New.
16294 (init_pp_output): Handle -dU.
16295 (cb_line_change): Call dump_queued_macros.
16296 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
16298 2008-04-02 Anatoly Sokolov <aesok@post.ru>
16300 * config/avr/predicates.md (io_address_operand): New predicate.
16301 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
16302 * config/avr/avr.c (avr_io_address_p): Remove function.
16303 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
16304 'avr_io_address_p' function.
16305 (out_movhi_r_mr): (Ditto.).
16306 (out_movqi_mr_r): (Ditto.).
16307 (out_movhi_mr_r): (Ditto.).
16308 (avr_address_cost): (Ditto.).
16310 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
16312 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
16313 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
16314 in 32bit mode when XMM registers are available to avoid store
16316 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
16317 corresponding post-reload splitters.
16319 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16321 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
16322 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
16323 __builtin_ia32_roundss.
16324 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
16325 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
16326 __builtin_ia32_roundss.
16327 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
16328 IX86_BUILTIN_SHUFPD here.
16330 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16332 * config/i386/i386.md (plogic): New.
16333 (plogicprefix): Likewise.
16335 * config/i386/mmx.md (mmx_<code><mode>3): New.
16336 (mmx_and<mode>3): Removed.
16337 (mmx_ior<mode>3): Likewise.
16338 (mmx_xor<mode>3): Likewise.
16340 * config/i386/sse.md (<code><mode>3): New.
16341 (*<code><mode>3): Likewise.
16342 (*<code><mode>3): Likewise.
16343 (<code><mode>3): Likewise.
16344 (*sse_<code><mode>3): Likewise.
16345 (*sse2_<code><mode>3): Likewise.
16346 (<code>tf3): Likewise.
16347 (*<code>tf3): Likewise.
16348 (and<mode>3): Likewise.
16349 (*and<mode>3): Likewise.
16350 (ior<mode>3): Removed.
16351 (*ior<mode>3): Likewise.
16352 (xor<mode>3): Likewise.
16353 (*xor<mode>3): Likewise.
16354 (*and<mode>3): Likewise.
16355 (*ior<mode>3): Likewise.
16356 (*xor<mode>3): Likewise.
16357 (and<mode>3): Likewise.
16358 (*sse_and<mode>3): Likewise.
16359 (*sse2_and<mode>3): Likewise.
16360 (andtf3): Likewise.
16361 (*andtf3): Likewise.
16362 (ior<mode>3): Likewise.
16363 (*sse_ior<mode>3): Likewise.
16364 (*sse2_ior<mode>3): Likewise.
16365 (iortf3): Likewise.
16366 (*iortf3): Likewise.
16367 (xor<mode>3): Likewise.
16368 (*sse_xor<mode>3): Likewise.
16369 (*sse2_xor<mode>3): Likewise.
16370 (xortf3): Likewise.
16371 (*xortf3): Likewise.
16373 2008-04-02 Richard Guenther <rguenther@suse.de>
16375 PR tree-optimization/14495
16376 PR tree-optimization/34793
16377 * tree-vrp.c (struct switch_update): New structure.
16378 (to_remove_edges, to_update_switch_stmts): New VECs.
16379 (simplify_switch_using_ranges): New function. Remove not taken
16380 case labels and edges.
16381 (simplify_stmt_using_ranges): Call it.
16382 (identify_jump_threads): Mark edges we have queued for removal
16383 so we don't thread them.
16384 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
16386 * tree-cfg.c (group_case_labels): Deal with missing default label.
16387 (tree_verify_flow_info): Allow missing default label.
16388 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
16389 (emit_case_nodes): Likewise.
16390 (expand_case): Do not rely on the default label to be present.
16391 * expr.c (try_casesi): Deal with NULL default_label.
16392 (do_tablejump): Likewise.
16394 2008-04-02 Richard Guenther <rguenther@suse.de>
16396 PR tree-optimization/14495
16397 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
16398 SWITCH_EXPR here ...
16399 (vrp_visit_switch_stmt): ... but here (new function).
16400 (find_case_label_index): New helper function.
16401 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
16403 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16405 * fwprop.c: Fix ISO-C99ism.
16407 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16410 * Makefile.in (objdir): Set it here.
16411 * configure.ac: Not here. Find dynamic linker characteristics.
16412 * exec-tool.in: Use them.
16413 * aclocal.m4: Regenerate.
16414 * configure: Regenerate.
16416 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16418 * expr.c (expand_var): Delete it.
16419 * expr.h (expand_var): Delete prototype.
16420 * function.c (expand_function_start): Use expand_decl instead.
16421 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
16424 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
16426 PR rtl-optimization/35542
16427 * fwprop.c (forward_propagate_and_simplify): Replace
16428 loc_reg_mentioned_in_p with reg_mentioned_p.
16430 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16432 PR rtl-optimization/35281
16433 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
16434 (propagate_rtx_1): Handle PR_HANDLE_MEM.
16435 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
16436 (varying_mem_p): Move above propagate_rtx.
16437 (all_uses_available_at): Do not check MEMs.
16439 2008-04-02 Rafael Espindola <espindola@google.com>
16441 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
16442 (register_edge_assert_for_2): Split the cond argument.
16443 (register_edge_assert_for_1): Adjust for the change in
16444 register_edge_assert_for_2.
16445 (register_edge_assert_for): Split the cond argument.
16446 (find_switch_asserts): Adjust for the change in
16447 register_edge_assert_for.
16449 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
16451 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
16452 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
16453 offsets for 64-bit mingw.
16454 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
16455 abi for x86_64-pc-mingw.
16457 2008-04-02 Richard Guenther <rguenther@suse.de>
16459 * tree-vrp.c (extract_range_from_assert): Make sure to not
16460 produce range min/max with TREE_OVERFOW set.
16461 If merging a anti-range and a range keep the anti-range if
16462 the range covers all values of the type.
16463 (register_edge_assert_for_2): Only allow sign-changing
16464 conversions in detecting canonical range checks. Also
16465 register an assert for the unsigned name if useful.
16467 PR tree-optimization/35787
16468 * tree-vrp.c (vrp_val_max): New function.
16469 (vrp_val_min): Likewise.
16470 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
16471 (vrp_val_is_min): Likewise.
16472 (supports_overflow_infinity): Use vrp_val_{min,max}.
16473 (negative_overflow_infinity): Likewise.
16474 (positive_overflow_infinity): Likewise.
16475 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
16476 (is_positive_overflow_infinity): Likewise.
16477 (is_overflow_infinity): Likewise.
16478 (avoid_overflow_infinity): Use vrp_val_{min,max} and
16479 vrp_val_is_{min,max}.
16480 (set_and_canonicalize_value_range): Canonicalize anti-ranges
16481 to ranges if possible. Avoid empty ranges.
16483 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16485 PR middle-end/35705
16486 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
16487 the expression is a function address.
16489 2008-04-01 George Helffrich <george@gcc.gnu.org>
16491 PR fortran/35154, fortran/23057
16492 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
16493 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
16494 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
16495 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
16497 (dbxout_syms): Check for COMMON-based symbol and wrap in
16498 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
16499 in bracket for efficiency.
16501 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
16502 using DW_TAG_common_block + member offset.
16503 (add_pubname_string): New function.
16504 (dw_expand_expr): New function to find block name and offset for
16506 (common_check): New function to check whether symbol in Fortran COMMON.
16507 (gen_variable_die): If COMMON, use DW_TAG_common_block.
16509 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
16512 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
16514 2008-04-02 Ben Elliston <bje@au.ibm.com>
16516 * config/v850/v850.md (casesi): Remove if (0) code.
16517 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
16518 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
16520 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
16522 * config/i386/i386.md (rex64suffix): New mode attribute.
16523 (floathi<mode>2): Disable expander for SSE math.
16524 (*floathi<mode>2_1): New insn insn_and_split pattern.
16525 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
16526 corresponding post-reload splitters.
16527 (*floathi<mode>2_i387): New macroized insn pattern.
16528 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
16529 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
16530 insn_and_split pattern.
16531 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
16532 New macroized instruction patterns and corresponding post-reload
16534 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
16535 and corresponding post-reload splitters.
16536 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
16537 New macroized instruction patterns.
16538 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
16539 macroized instruction patterns and corresponding post-reload splitters.
16540 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
16541 corresponding post-reload splitters.
16542 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
16543 New macroized instruction patterns.
16544 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
16545 corresponding post-reload splitters.
16546 (*floatsi<mode>2_i387): New macroized instruction patterns.
16548 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
16550 * config/i386/i386.md (smaxmin): New.
16551 (umaxmin): Likewise.
16552 (maxminiprefix): Likewise.
16553 (maxminfprefix): Likewise.
16554 (<code><mode>3): Likewise.
16555 (smin<mode>3): Removed.
16556 (smax<mode>3): Likewise.
16558 * config/i386/mmx.md (mmx_<code>v2sf3): New.
16559 (mmx_<code>v4hi3): Likewise.
16560 (mmx_<code>v8qi3): Likewise.
16561 (mmx_smaxv2sf3): Removed.
16562 (mmx_sminv2sf3): Likewise.
16563 (mmx_umaxv8qi3): Likewise.
16564 (mmx_smaxv4hi3): Likewise.
16565 (mmx_uminv8qi3): Likewise.
16566 (mmx_sminv4hi3): Likewise.
16568 * config/i386/sse.md (<addsub><mode>3): New.
16569 (*<addsub><mode>3): Likewise.
16570 (<sse>_vm<addsub><mode>3): Likewise.
16571 (<maxmin><mode>3): Likewise.
16572 (*<maxmin><mode>3_finite): Likewise.
16573 (*<maxmin><mode>3): Likewise.
16574 (<sse>_vm<maxmin><mode>3): Likewise.
16575 (sse3_h<addsub>v4sf3): Likewise.
16576 (sse3_h<addsub>v2df3): Likewise.
16577 (<maxmin>v16qi3): Likewise.
16578 (*<maxmin>v16qi3): Likewise.
16579 (<maxmin>v8hi3): Likewise.
16580 (*<maxmin>v8hi3): Likewise.
16581 (*sse4_1_<maxmin><mode>3): Likewise.
16582 (*sse4_1_<maxmin><mode>3): Likewise.
16583 (add<mode>3): Removed.
16584 (*add<mode>3): Likewise.
16585 (<sse>_vmadd<mode>3): Likewise.
16586 (sub<mode>3): Likewise.
16587 (*sub<mode>3): Likewise.
16588 (<sse>_vmsub<mode>3): Likewise.
16589 (smin<mode>3): Likewise.
16590 (*smin<mode>3_finite): Likewise.
16591 (*smin<mode>3): Likewise.
16592 (<sse>_vmsmin<mode>3): Likewise.
16593 (smax<mode>3): Likewise.
16594 (*smax<mode>3_finite): Likewise.
16595 (*smax<mode>3): Likewise.
16596 (<sse>_vmsmax<mode>3): Likewise.
16597 (sse3_haddv4sf3): Likewise.
16598 (sse3_haddv2df3): Likewise.
16599 (sse3_hsubv4sf3): Likewise.
16600 (sse3_hsubv2df3): Likewise.
16601 (umaxv16qi3): Likewise.
16602 (*umaxv16qi3): Likewise.
16603 (smaxv8hi3): Likewise.
16604 (*smaxv8hi3): Likewise.
16605 (*sse4_1_smax<mode>3): Likewise.
16606 (*sse4_1_umax<mode>3): Likewise.
16607 (uminv16qi3): Likewise.
16608 (*uminv16qi3): Likewise.
16609 (sminv8hi3): Likewise.
16610 (*sminv8hi3): Likewise.
16611 (*sse4_1_smin<mode>3): Likewise.
16612 (*sse4_1_umin<mode>3): Likewise.
16614 2008-04-01 Rafael Espindola <espindola@google.com>
16616 * tree-cfg.c (verify_expr): remove in_phi.
16617 (verify_stmt): Don't call walk_tree with verify_expr. Use
16618 is_gimple_min_invariant instead of is_gimple_val.
16620 2008-04-01 Joseph Myers <joseph@codesourcery.com>
16622 * doc/include/gpl_v3.texi: Update for manpage generation.
16623 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
16625 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
16626 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
16627 gpl_v3.texi instead of gpl.texi.
16630 2008-04-01 Jakub Jelinek <jakub@redhat.com>
16633 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
16635 2008-04-01 Rafael Espindola <espindola@google.com>
16637 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
16638 (extract_code_and_val_from_cond): Use
16639 extract_code_and_val_from_cond_with_ops.
16641 2008-04-01 Jan Hubicka <jh@suse.cz>
16643 * function.c (free_after_compilation): Free epilogue_delay_list.
16644 (prepare_function_start): Assert that previous compilation was freed.
16646 2008-04-01 Jan Hubicka <jh@suse.cz>
16647 Jim Wilson <wilson@tuliptree.org>
16648 Andreas Tobler <andreast@gcc.gnu.org>
16650 PR middle-end/35781
16651 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
16652 rtl.emit instead cfun->emit.
16653 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
16654 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
16656 2008-04-01 Ben Elliston <bje@au.ibm.com>
16658 * doc/c-tree.texi (Function Basics): Fix grammatical error.
16660 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
16662 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
16664 (fprofile-use): Add var flag_profile_use
16665 * coverage.c (coverage_begin_output): Do not open a gcno file for
16666 output only if -ftest-coverage is set.
16667 Do not add getpwd() to gcda file path.
16668 (build_gcov_info): Check the new flag
16669 flag_profile_datafile_relative_path.
16670 (coverage_init): Use profile_data_prefix.
16671 Read profile counter only if flag_profile_use is set.
16672 * opts.c (common_handle_option): New option fprofile-use=,
16673 fprofile-dir=, fprofile-generate=.
16674 * toplev.c (profile_data_prefix): New variable definition.
16675 * toplev.h (profile_data_prefix): New declaration.
16676 * doc/invoke.tex (Option Summary, Optimization Options):
16679 2008-03-31 James E. Wilson <wilson@tuliptree.org>
16681 * varasm.c (output_constant_pool_1): In LABEL_REF check,
16682 use tmp consistently.
16685 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
16686 * config/ia64/ia64.c (rtx_needs_barrier): Handle
16687 UNSPEC_FR_RECIP_APPROX_RES.
16688 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
16690 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
16693 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
16695 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
16697 PR middle-end/30186
16698 * fold-const.c (fold_indirect_ref_1): Support accessing non first
16699 element of the vector via a pointer.
16701 2008-03-31 Ian Lance Taylor <iant@google.com>
16703 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
16705 2008-03-31 Jan Hubicka <jh@suse.cz>
16707 * builtins.c (expand_builtin_setjmp_receiver): Update call of
16708 get_arg_pointer_save_area.
16709 * expr.c (init_expr): Just clear out rtl.expr.
16710 * function.c (free_after_compilation): Clear out whole RTL structure.
16711 (get_func_frame_size): Merge into ...
16712 (get_frame_size): ... this one.
16713 (assign_stack_local_1): Merge into ...
16714 (assign_stack_local): ... this one.
16715 (expand_function_end): Update call of get_arg_pointer_save_area.
16716 (get_art_pointer_save_area): Remove cfun argument.
16717 * function.h (emit_status): regno_pointer_align does not need length
16718 attribute. Move x_regno_reg_rtx to ...
16719 (regno_reg_rtx): ... new global array.
16720 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
16721 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
16722 apply_args_value, forced_labels, stack_pointer_delta):
16724 (struct varasm_status): Move here from varasm.c
16725 (struct rtl_data): New. Move here some fields from struct function.
16726 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
16727 frame_offset, stack_check_probe_note, arg_pointer_save_area,
16728 used_temp_slots avail_temp_slots, temp_slot_level,
16729 nonlocal_goto_handler_labels): Update accesstors.
16730 (rtl): New global variable.
16731 (struct function): Move some fileds to rtl_data.
16732 (get_arg_pointer_save_area): Update prototype.
16733 * emit-rtl.c (rtl): Declare.
16734 (regno_reg_rtx): Declare.
16735 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
16737 (gen_reg_rtx): Update.
16738 (init_virtual_regs): Do not tate emit_status argument.
16739 (init_emit): Do not allocate emit.
16740 * varasm.c (varasm_statuc): Move to function.h.
16741 (n_deferred_constatns): Update accestor.
16742 (init_varasm_status): Do not allocate varasm_status.
16743 (force_const_mem, get_pool_size, output_constant_pool): Update.
16744 * stmt.c (force_label_rtx): Do not use x_ prefixes.
16745 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
16747 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
16749 PR rtl-optimization/35729
16750 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
16753 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
16756 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
16757 load/store if memory is unaligned.
16758 (*movti_rex64): Likewise.
16760 * config/i386/predicates.md (misaligned_operand): New.
16762 2008-03-31 Andrew Pinski <pinskia@gmail.com>
16765 * tree-ssa-phiopt.c (conditional_replacement): Return early for
16768 2008-03-31 Jan Beulich <jbeulich@novell.com>
16770 * config/ia64/constraints.md: Add 'j' constraint.
16771 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
16772 (movdi_internal): Likewise.
16774 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
16777 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
16779 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
16782 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
16783 proper error message for the third argument on blendpd and
16786 * config/i386/sse.md (blendbits): New.
16787 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
16789 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
16791 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
16793 2008-03-30 Richard Guenther <rguenther@suse.de>
16795 PR middle-end/31023
16796 * fold-const.c (fold_sign_changed_comparison): Do leave
16797 conversions to base-types alone.
16799 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
16801 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
16802 the link register if one altivec register is be saved.
16804 2008-03-30 Ben Elliston <bje@au.ibm.com>
16806 * final.c (final_scan_insn): Remove if (0) code.
16808 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
16810 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
16812 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
16814 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
16815 of V4SFmode to ix86_binary_operator_ok.
16817 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
16819 * config/i386/i386.c (override_options): Initialize
16820 ix86_veclib_handler to ix86_veclibabi_svml when
16821 -mveclibabi=svml is used.
16822 (ix86_veclibabi_svml): New function for SVML ABI style
16823 vectorization support.
16824 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
16826 2008-03-28 Rafael Espindola <espindola@google.com>
16828 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
16829 (tree_binary_nonnegative_warnv_p): Make it public.
16830 (tree_single_nonnegative_warnv_p): Make it public.
16831 (tree_invalid_nonnegative_warnv_p): Make it public.
16832 (tree_unary_nonzero_warnv_p): Make it public.
16833 (tree_binary_nonzero_warnv_p): Make it public
16834 (tree_single_nonzero_warnv_p): Make it public.
16835 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
16836 (extract_range_from_binary_expr): Split the expr argument.
16837 (extract_range_from_unary_expr): Split the expr argument.
16838 (extract_range_from_comparison): Split the expr argument.
16839 (extract_range_from_expr): Use the new aux functions.
16840 (vrp_evaluate_conditional_warnv): Use
16841 vrp_evaluate_conditional_warnv_with_ops.
16842 * tree.h (tree_unary_nonzero_warnv_p): Declare.
16843 (tree_binary_nonzero_warnv_p): Declare.
16844 (tree_single_nonzero_warnv_p): Declare.
16845 (tree_expr_nonzero_warnv_p): Declare.
16846 (tree_unary_nonnegative_warnv_p): Declare.
16847 (tree_binary_nonnegative_warnv_p): Declare.
16848 (tree_single_nonnegative_warnv_p): Declare.
16849 (tree_invalid_nonnegative_warnv_p): Declare.
16851 2008-03-28 Richard Guenther <rguenther@suse.de>
16853 PR tree-optimization/30317
16854 PR tree-optimization/30911
16855 PR tree-optimization/34793
16856 * tree-vrp.c (set_and_canonicalize_value_range): New function.
16857 (struct assert_locus_d): New member EXPR.
16858 (register_new_assert_for): Add EXPR parameter to support
16859 ASSERT_EXPR <name, expr OP limit>.
16860 (register_edge_assert_for_1): Adjust callers.
16861 (find_assert_locations): Likewise.
16862 (process_assert_insertions_for): Build condition from expression.
16863 (extract_range_from_assert): Handle ASSERT_EXPRs
16864 of the form ASSERT_EXPR <name, expr OP limit>.
16865 (register_edge_assert_for_2): New helper registering
16866 asserts for comparisons. Recognize range tests of the form
16867 (unsigned)i - CST1 OP CST2.
16868 (register_edge_assert_for_1): Use it.
16869 (register_edge_assert_for): Likewise.
16870 (needs_overflow_infinity): Integer sub-types
16871 do not need overflow infinities.
16872 (vrp_val_is_max): The extreme values of integer sub-types
16873 are those of the base type.
16874 (vrp_val_is_min): Likewise.
16875 * tree.def (ASSERT_EXPR): Document extra allowed conditional
16878 2008-03-28 Nick Clifton <nickc@redhat.com>
16881 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
16882 Return GENERAL_REGS for stack adjustment reloads.
16884 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16887 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
16888 const_vector when all the vectors are constant.
16890 2008-03-27 Bob Wilson <bob.wilson@acm.org>
16892 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
16894 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
16895 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
16897 (s<code>_sf): Use new scc_sf attribute for opcode names.
16899 2008-03-27 Tom Tromey <tromey@redhat.com>
16901 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
16902 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
16903 config/spu/t-spu-elf, config/i386/t-interix,
16904 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
16905 config/i386/x-darwin, config/i386/x-mingw32,
16906 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
16907 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
16908 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
16909 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
16910 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
16911 config/rs6000/x-darwin, config/rs6000/t-rs6000,
16912 config/score/t-score-elf, config/arm/t-strongarm-pe,
16913 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
16914 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
16915 Revert automatic dependency patch.
16917 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
16920 * config/i386/i386.c (ix86_function_arg_boundary): Align
16921 decimal floating point to its natural boundary.
16923 2008-03-27 Richard Guenther <rguenther@suse.de>
16925 PR middle-end/35716
16926 * fold-const.c (fold_comparison): Restrict distinct decl
16927 comparison folding to VAR_DECLs and PARM_DECLs. Do not
16928 solely rely on operand_equal_p.
16930 2008-03-27 Richard Guenther <rguenther@suse.de>
16933 * c-common.c (handle_weak_attribute): Reject combination of
16936 2008-03-27 Richard Guenther <rguenther@suse.de>
16938 PR tree-optimization/32810
16939 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
16940 conversions from DECL_INITIAL.
16941 (fold_const_aggregate_ref): Likewise from constructor elements.
16943 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
16945 * tree-affine.h (aff_combination_expand): Declare.
16946 (get_inner_reference_aff): Likewise.
16947 * tree-affine.c (aff_combination_expand): Split out from
16948 tree_to_aff_combination_expand.
16949 (get_inner_reference_aff): New function.
16950 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
16951 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
16952 (struct lim_aux_data): sm_done field removed.
16953 (mem_ref_loc_p, mem_ref_locs_p): New types.
16954 (struct mem_ref): Added id, stored, accesses_in_loop,
16955 indep_loop, dep_loop, indep_ref, dep_ref fields.
16956 Removed is_stored, locs and next fields.
16957 (memory_accesses): New variable.
16958 (movement_possibility): Do not allow moving statements
16959 that store to memory.
16960 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
16962 (determine_max_movement): For statements with memory references,
16963 find the outermost loop in that the reference is independent.
16964 (move_computations_stmt): Mark the virtual operands for renaming.
16965 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
16966 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
16967 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
16968 add_vop_ref_mapping, create_vop_ref_mapping_loop,
16969 create_vop_ref_mapping, analyze_memory_references,
16970 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
16971 get_all_locs_in_loop, ref_always_accessed_p,
16972 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
16973 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
16974 store_motion_loop, store_motion): New functions.
16975 (struct vop_to_refs_elt): New type.
16976 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
16977 memref_hash, memref_eq, hoist_memory_references): Rewritten.
16978 (schedule_sm): Replaced by...
16979 (execute_sm): ... this.
16980 (determine_lsm_ref, hoist_memory_references,
16981 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
16982 find_more_ref_vops, free_mem_ref, free_mem_refs,
16983 determine_lsm_loop, determine_lsm): Removed.
16984 (tree_ssa_lim_finalize): Free data structures used by store motion.
16985 (tree_ssa_lim): Call analyze_memory_references. Use
16986 store_motion instead of determine_lsm.
16988 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
16990 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
16991 rename tmake_file to m68hc11/t-m68hc11.
16992 (mcore): Set inhibit_libc to true.
16993 * config.host (alpha*-dec-*vms*): Set extra_programs.
16994 (interix3*): Don't use host_xmake_file.
16995 * configure.ac: Let config.gcc override inhibit_libc.
16996 * configure: Regenerate.
16998 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
16999 * config/t-openbsd-thread: Remove commented out lines.
17001 * config/x-interix: Remove.
17003 * config/m68hc11/t-m68hc11-gas: Rename to...
17004 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
17006 * config/mcore/t-mcore: Remove T_CFLAGS.
17007 * config/mcore/t-mcore-pe: Likewise.
17009 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17011 * configure.ac: Replace custom __GNU_SOURCE test with
17012 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
17013 * aclocal.m4: Regenerate.
17014 * configure: Regenerate.
17015 * config.in: Regenerate.
17017 2008-03-27 Richard Guenther <rguenther@suse.de>
17019 * fold-const.c (target.h): Include.
17020 (fold_comparison): Fold comparison of addresses of decls
17021 that bind locally or of constants. Consolidate address folding code.
17022 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
17023 results from fold_binary_to_constant.
17024 (compare_values_warnv): Likewise.
17026 2008-03-27 Andrew Pinski <pinskia@gmail.com>
17028 PR middle-end/35429
17029 * fold-const.c (fold_truthop): Check for integeral types when folding
17030 a == 0 && b == 0 and a != 0 || b != 0 .
17032 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
17034 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
17036 2008-03-26 Andreas Schwab <schwab@suse.de>
17038 * doc/invoke.texi: Fix use of @item vs. @itemx.
17040 2008-03-26 Tom Tromey <tromey@redhat.com>
17042 * Makefile.in (build/gensupport.o, build/print-rtl.o,
17043 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
17044 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
17045 build/gencodes.o, build/genconditions.o, build/genconfig.o,
17046 build/genconstants.o, build/genemit.o, build/genextract.o,
17047 build/genflags.o, build/genmddeps.o, build/genopinit.o,
17048 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
17051 2008-03-26 Richard Guenther <rguenther@suse.de>
17054 2008-03-26 Richard Guenther <rguenther@suse.de>
17056 * fold-const.c (target.h): Include.
17057 (fold_comparison): Fold comparison of addresses of two decls
17058 that bind locally. Consolidate address folding code.
17060 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17062 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
17063 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
17064 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
17065 dconstsqrt2, dconstthird, dconste and/or dconst10.
17066 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
17067 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
17068 dconstsqrt2, dconste): Delete.
17069 (init_emit_once): Likewise. Simplify initializing dconstm1.
17071 * real.c (get_real_const): New.
17072 * real.h (dconst3, dconst10, dconstm2, dconstthird,
17073 dconstsqrt2, dconste): Delete.
17074 (real_value_const, get_real_const): New.
17076 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
17078 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
17080 * config/i386/i386.c (ix86_function_arg_boundary): Check
17081 BIGGEST_ALIGNMENT instead of 128.
17082 (setup_incoming_varargs_64): Likewise.
17084 2008-03-26 Tom Tromey <tromey@redhat.com>
17086 * Makefile.in (DEPFILES): Add missing '/'.
17088 2008-03-26 Richard Guenther <rguenther@suse.de>
17090 * fold-const.c (target.h): Include.
17091 (fold_comparison): Fold comparison of addresses of two decls
17092 that bind locally. Consolidate address folding code.
17094 2008-03-26 Nick Clifton <nickc@redhat.com>
17097 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
17098 not allow INT+INT as a legitimate addressing mode.
17100 2008-03-26 Richard Guenther <rguenther@suse.de>
17102 * tree-flow.h (widen_bitfield): Remove declaration.
17103 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
17104 (widen_bitfield): Remove function.
17105 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
17108 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17111 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
17114 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
17116 PR rtl-optimization/35232
17117 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
17118 (forget_old_reloads_1, forget_marked_reloads): Don't clear
17119 reg_reloaded_call_part_clobbered here.
17120 (reload_regs_reach_end_p): New function.
17121 (reload_reg_rtx_for_input): New variable.
17122 (reload_reg_rtx_for_output): Likewise.
17123 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
17124 when reassigning a pseudo register. Load reloadreg from
17125 reload_reg_rtx_for_input, moving the mode and register
17127 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
17128 instead of the original when deciding whether an input reload
17129 would be a no-op or whether an output reload can be deleted.
17130 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
17131 when setting up new_spill_reg_store. Load it from
17132 reload_reg_rtx_for_output, moving the mode and register
17134 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
17135 instead of the original when deciding whether an output reload
17136 would be a no-op. Do the same when modifying insn notes.
17137 Use rtx_equal_p instead of == to compare the registers.
17138 (inherit_piecemeal_p): Take a mode and two register numbers
17140 (emit_reload_insns): Clear new_spill_reg_store for every hard
17141 register in the reload register. Remove spill registers
17142 from reg_reloaded_valid before considering whether to record
17143 inheritance information for them. Use reload_reg_rtx_for_output
17144 instead of reg_rtx when recording output reloads. Use
17145 reload_reg_rtx_for_input instead of reg_rtx when recording
17146 input reloads. Set or clear reg_reloaded_call_part_clobbered
17147 at the same time as setting reg_reloaded_valid.
17148 (delete_output_reload): Add a new_reload_reg parameter and use it
17149 instead of rld[j].reg_rtx.
17150 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
17153 2008-03-25 Tom Tromey <tromey@redhat.com>
17155 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
17156 (build/genattr.o): Likewise.
17157 (build/genattrtab.o): Likewise.
17158 (build/gencodes.o): Likewise.
17159 (build/genconfig.o): Likewise.
17160 (build/genconstants.o): Likewise.
17161 (build/genemit.o): Likewise.
17162 (build/genextract.o): Likewise.
17163 (build/genflags.o): Likewise.
17165 2008-03-25 Bob Wilson <bob.wilson@acm.org>
17167 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
17168 instead of size_int for integer types.
17169 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
17170 to match type of MINUS_EXPR.
17172 2008-03-25 Tom Tromey <tromey@redhat.com>
17174 * configure: Rebuilt.
17175 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
17178 2008-03-25 Tom Tromey <tromey@redhat.com>
17180 * config/x-solaris (host-solaris.o): Update.
17181 * config/x-linux (host-linux.o): Update.
17182 * config/x-hpux (host-hpux.o): Update.
17183 * config/x-darwin (host-darwin.o): Update.
17184 * config/v850/t-v850e (v850-c.o): Update.
17185 * config/v850/t-v850 (v850-c.o): Update.
17186 * config/t-vxworks (vxworks.o): Update.
17187 * config/t-sol2 (sol2-c.o, sol2.o): Update.
17188 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
17189 * config/spu/t-spu-elf (spu-c.o): Update.
17191 * config/sh/t-symbian (sh-c.o): Update.
17192 (symbian.o): Update.
17193 * config/sh/t-sh (sh-c.o): Update.
17194 * config/score/t-score-elf (score7.o, score3.o): Update.
17195 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
17196 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
17197 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
17198 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
17199 (rs6000.o): Remove.
17200 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17201 * config/m32c/t-m32c (m32c-pragma.o): Update.
17202 * config/ia64/t-ia64 (ia64-c.o): Update.
17203 * config/i386/x-mingw32 (host-mingw32.o): Update.
17204 * config/i386/x-i386 (driver-i386.o): Update.
17205 * config/i386/x-darwin (host-i386-darwin.o): Update.
17206 * config/i386/x-cygwin (host-cygwin.o): Update.
17207 * config/i386/t-nwld (nwld.o): Update.
17208 * config/i386/t-netware (netware.o): Update.
17209 * config/i386/t-interix (winnt.o): Update.
17210 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
17211 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
17212 msformat-c.o): Update.
17213 * config/bfin/t-bfin-linux (generated_files): Add
17214 linux-sysroot-suffix.h.
17215 * config/arm/t-wince-pe (pe.o): Update.
17216 * config/arm/t-strongarm-pe (pe.o): Update.
17217 * config/arm/t-pe (pe.o): Update.
17218 * config/arm/t-arm (arm-c.o): Update.
17219 * doc/install.texi (Prerequisites): Require make 3.80.
17220 * Makefile.in: Remove .o targets.
17221 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
17222 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
17223 (simple_generated_h, simple_generated_c): Move earlier.
17224 (generated_files): New variable.
17225 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
17226 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
17227 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
17228 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
17229 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
17230 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
17231 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
17232 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
17233 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
17234 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
17235 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
17236 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
17238 (COMPILE.base, COMPILE): New variables.
17239 (%.o): New pattern rule.
17240 (ALL_HOST_OBJS): New variable.
17241 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
17242 (dummy-checksum.o, cc1-checksum.o): Remove.
17243 (DRIVER_SHLIB): New variable.
17244 (DRIVER_DEFINES): Use it.
17245 (gencondmd.c): Move out of build/.
17246 (s-conditions): Update.
17247 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
17248 (ALL_BUILD_OBJS): Likewise.
17249 (build/%.o): Use BUILDCOMPILE.
17250 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
17251 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
17252 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
17253 build/gencheck.o, build/gencodes.o, build/genconditions.o,
17254 build/genconfig.o, build/genconstants.o, build/genemit.o,
17255 build/genextract.o, build/genflags.o, build/genmddeps.o,
17256 build/genopinit.o, build/genoutput.o, build/genpeep.o,
17257 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
17258 build/gen-protos.o, build/scan.o, build/fix-header.o,
17259 build/scan-decls.o): Simplify.
17260 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
17261 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
17262 prefix.o, toplev.o): Reduce to variable setting.
17263 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
17264 ($(out_object_file), gcc-options.o): New targets.
17265 ($(ALL_HOST_OBJS)): New target. Include dependency files.
17266 * configure: Rebuilt.
17267 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
17268 * doc/sourcebuild.texi (Front End Directory): Document new variable.
17270 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
17272 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
17273 complain when we hit an error, return ERROR_MARK_NODE.
17275 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17277 * config/sh/constraints.md (Pso, Psz): New constraints.
17278 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
17279 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
17281 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17283 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
17284 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
17286 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17288 * config/sh/sh.md (prefetch): Add condition for SH2A target.
17289 (prefetch_sh2a): New.
17291 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17292 Naveen.H.S <naveen.hs@kpitcummins.com>
17294 * config/sh/constraints.md (I28): New constraint.
17295 * config/sh/sh.c (broken_move): Add support for movi20s.
17296 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
17298 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
17299 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17300 Naveen.H.S <naveen.hs@kpitcummins.com>
17302 * config/sh/sh.c (SH_ATTRIBUTES): Define.
17303 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
17304 (print_operand): Handle resbank in %@ operand code.
17305 (sh_encode_section_info): New.
17306 (push_regs): Add conditions for resbank.
17307 (sh_expand_epilogue): Likewise.
17308 (sh_insert_attributes): Likewise.
17309 (sh_attribute_table): Likewise.
17310 (sh_handle_resbank_handler_attribute): New.
17311 (sh2a_handle_function_vector_handler_attribute): New.
17312 (sh2a_is_function_vector_call): New.
17313 (sh2a_get_function_vector_number): New.
17314 (sh2a_function_vector_p): New.
17315 (sh_cfun_resbank_handler_p): New.
17316 * config/sh/sh.md (calli): Emit jsr/n if possible.
17317 (calli_tbr_rel): New.
17318 (calli_pcrel): Emit jsr/n if possible.
17319 (return_i): Emit rts/n if possible.
17320 (call_valuei_tbr_rel): New.
17321 (call_valuei_pcrel): Add condition for SH2A target.
17322 (call_value): Likewise.
17323 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
17324 (sh2a_get_function_vector_number): Likewise.
17325 (sh2a_is_function_vector_call): Likewise.
17326 * doc/extend.texi: Document TBR relative addressing of SH2A.
17327 (resbank): Add description for SH2A.
17329 2008-03-24 Richard Guenther <rguenther@suse.de>
17332 * gimplify.c (gimplify_modify_expr): For frontend type-correct
17333 pointer assignments change conversions according to middle-end rules.
17334 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
17335 * configure.ac: Include type checking in yes.
17336 * configure: Regenerate.
17338 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17340 * diagnostic.c (diagnostic_count_diagnostic): Delete.
17341 (diagnostic_report_diagnostic): Update. Handle ICEs here.
17343 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
17345 * gthr-vxworks.h (UNUSED): Define.
17347 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
17349 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
17351 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
17353 * doc/extend.texi (Function Attributes): Add missing comma in the
17354 example of the "alloc_size" attribute.
17356 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
17359 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
17361 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17364 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17367 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17368 of the underlying type of a MS bitfield layout to the natural
17369 alignment of the type.
17371 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17373 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17374 to their natural alignment to avoid store forwarding stalls.
17376 2008-03-22 Richard Guenther <rguenther@suse.de>
17378 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
17379 For PHI nodes verify the address is invariant.
17380 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
17381 (get_symbol_constant_value): Use is_gimple_min_invariant.
17382 (maybe_fold_stmt_indirect): Likewise.
17384 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
17386 PR rtl-optimization/33927
17387 * Makefile.in (dse.o): Depend on $(TM_P_H).
17388 * expr.h (extract_low_bits): Declare.
17389 * expmed.c (extract_low_bits): New function.
17390 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
17391 * dse.c: Include tm_p.h.
17392 (find_shift_sequence): Remove the read_reg argument and return the
17393 read value. Emit the instructions instead of returning them.
17394 Iterate on new_mode rather than calculating it each time.
17395 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
17396 source to NEW_MODE and extract_low_bits to convert the shifted
17397 value to READ_MODE.
17398 (replace_read): Allow the load and store to have different mode
17399 classes. Use extract_low_bits when SHIFT == 0. Create the shift
17400 or extraction instructions before trying the replacement. Update
17401 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
17403 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17405 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17406 to their natural alignment to avoid store forwarding stalls.
17408 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17411 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
17412 encouraging but not allowing gprs for input;
17413 change the input constraint to !f#r.
17414 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
17416 change the output constraint to !f#r.
17418 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
17421 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
17422 corresponding post-reload splitters.
17423 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
17424 when x87 FP math is selected.
17425 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
17426 New function prototype.
17427 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
17428 unreachable function to ease macroization of insn patterns.
17430 2008-03-21 Martin Jambor <mjambor@suse.cz>
17432 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
17433 reference dumps if ddr is NULL or dependence is unknown.
17435 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17437 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
17438 unsigned extension into account.
17439 (ATOMIC_COMPARE_AND_SWAP): Likewise.
17440 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
17441 Do computations on a scratch register.
17443 2008-03-21 Richard Guenther <rguenther@suse.de>
17445 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
17446 Use is_gimple_min_invariant instead of TREE_INVARIANT.
17447 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
17448 * tree-ssa-dom.c (record_equality): Likewise.
17449 * tree-inline.c (copy_body_r): Likewise.
17450 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
17453 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17455 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
17456 as 'delete_unused' argument.
17458 2008-03-20 Richard Guenther <rguenther@suse.de>
17460 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
17461 special casing of constant qualifiers.
17462 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
17463 care about them in general.
17464 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
17465 regardless of their type.
17466 (fold_stmt_r): Forcefully fold *& if we end up with that.
17468 2008-03-20 Paul Brook <paul@codesourcery.com>
17470 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
17471 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
17473 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
17475 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
17476 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
17478 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
17480 * common.opt (Wmudflap): New option.
17481 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
17482 (mx_register_decls): Likewise.
17483 (mudflap_finish_file): Likewise.
17484 * doc/invoke.texi: Document -Wno-mudflap.
17486 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
17488 * c-format.c (replace_format_name_to_system_name): New.
17489 (cmp_attribs): New.
17490 (convert_format_name_to_system_name): New.
17491 (decode_format_attr): Add use of convert_format_name_to_system_name.
17492 (format_types_orig): Add gnu_ prefix to names.
17493 (check_format_info_main): Special treating of \0 escaped names for
17494 supporting multi-character format specifiers as I32, I64.
17495 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
17496 (gnu_target_overrides_format_attributes): New.
17497 * c-format.h: Add structure target_ovr_attr to hold
17498 system specific formatter names.
17499 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
17500 msformat-c.o file to c_target_objs and cxx_target_objs.
17501 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17502 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
17503 (TARGET_N_FORMAT_TYPES): New.
17504 * config/i386/msformat-c.c: New.
17505 * config/i386/t-cygming: Add build rule for msformat-c.o.
17506 * doc/extend.texi: Add new format names gnu_* and ms_* and
17508 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17510 2008-03-20 Ira Rosen <irar@il.ibm.com>
17512 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
17513 optimizations turned on under -O3.
17514 (ftree-vectorize): Add that the flag is turned on with -O3.
17516 2008-03-20 Ben Elliston <bje@au.ibm.com>
17518 * regmove.c (try_auto_increment): Fix spelling error in comment.
17519 * final.c (final_scan_insn): Likewise.
17521 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
17524 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
17525 allocator preferences for "y" and "r" class registers.
17526 ("*mov<mode>_internal"): Ditto.
17527 ("*movv2sf_internal_rex64"): Ditto.
17528 ("*movv2sf_internal"): Ditto.
17530 2008-03-19 Michael Matz <matz@suse.de>
17532 PR middle-end/35616
17533 * calls.c (expand_call): Check overlap of arguments with call
17534 address for sibcalls.
17536 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17539 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17540 of the underlying type of a MS bitfield layout to the natural
17541 alignment of the type.
17543 2008-03-19 Jan Hubicka <jh@suse.cz>
17546 * toplev.c (decode_d_option): Handle all CPP flags.
17547 * tree-vrp.c: Update tree_pass descriptors.
17548 * regrename.c: Update tree_pass descriptors.
17549 * fwprop.c: Update tree_pass descriptors.
17550 * doc/invoke.texi: Remove documentation of dropped -d? flags.
17551 * tree-into-ssa.c: Update tree_pass descriptors.
17552 * tree-dump.c: Update tree_pass descriptors.
17553 * tree-complex.c: Update tree_pass descriptors.
17554 * tree-dump.h: Update tree_pass descriptors.
17555 * see.c: Update tree_pass descriptors.
17556 * cgraphbuild.c: Update tree_pass descriptors.
17557 * tracer.c: Update tree_pass descriptors.
17558 * tree-loop-distribution.c: Update tree_pass descriptors.
17559 * cgraph.c: Update tree_pass descriptors.
17560 * postreload-gcse.c: Update tree_pass descriptors.
17561 * postreload.c: Update tree_pass descriptors.
17562 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
17563 * tree-tailcall.c: Update tree_pass descriptors.
17564 * tree-pass.h (tree_opt_pass): Rename to ...
17565 (opt_pass) ... this one; add "type" field and remove letter field.
17566 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
17567 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
17568 all_lowering_passes): Update declaration.
17569 * ipa-cp.c: Update tree_pass descriptors.
17570 * final.c: Update tree_pass descriptors.
17571 * omp-low.c: Update tree_pass descriptors.
17572 * tree-ssa-dse.c: Update tree_pass descriptors.
17573 * ipa-reference.c: Update tree_pass descriptors.
17574 * tree-ssa-uncprop.c: Update tree_pass descriptors.
17575 * auto-inc-dec.c: Update tree_pass descriptors.
17576 * reorg.c: Update tree_pass descriptors.
17577 * cgraphunit.c: Update tree_pass descriptors.
17578 * tree-ssa-copyrename.c: Update tree_pass descriptors.
17579 * tree-ssa-ccp.c: Update tree_pass descriptors.
17580 * df-core.c: Update tree_pass descriptors.
17581 * mode-switching.c: Update tree_pass descriptors.
17582 * tree-nomudflap.c: Update tree_pass descriptors.
17583 * modulo-sched.c: Update tree_pass descriptors.
17584 * ipa-pure-const.c: Update tree_pass descriptors.
17585 * cse.c: Update tree_pass descriptors.
17586 * web.c: Update tree_pass descriptors.
17587 * tree-stdarg.c: Update tree_pass descriptors.
17588 * tree-ssa-math-opts.c: Update tree_pass descriptors.
17589 * tree-ssa-dom.c: Update tree_pass descriptors.
17590 * tree-nrv.c: Update tree_pass descriptors.
17591 * tree-ssa-alias.c: Update tree_pass descriptors.
17592 * loop-init.c: Update tree_pass descriptors.
17593 * gimple-low.c: Update tree_pass descriptors.
17594 * ipa-inline.c: Update tree_pass descriptors.
17595 * tree-ssa-sink.c: Update tree_pass descriptors.
17596 * global.c: Update tree_pass descriptors.
17597 * ifcvt.c: Update tree_pass descriptors.
17598 * jump.c: Update tree_pass descriptors.
17599 * predict.c: Update tree_pass descriptors.
17600 * tree-ssa-loop.c: Update tree_pass descriptors.
17601 * recog.c: Update tree_pass descriptors.
17602 * dse.c: Update tree_pass descriptors.
17603 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
17604 * tree-eh.c: Update tree_pass descriptors.
17605 * regmove.c: Update tree_pass descriptors.
17607 * function.c: Update tree_pass descriptors.
17608 * tree-vectorizer.c: Update tree_pass descriptors.
17609 * gcse.c: Update tree_pass descriptors.
17610 * ipa-type-escape.c: Update tree_pass descriptors.
17611 * tree-if-conv.c: Update tree_pass descriptors.
17612 * init-regs.c: Update tree_pass descriptors.
17613 * ipa.c: Update tree_pass descriptors.
17614 * tree-ssa-phiopt.c: Update tree_pass descriptors.
17615 * rtl-factoring.c: Update tree_pass descriptors.
17616 * lower-subreg.c: Update tree_pass descriptors.
17617 * bt-load.c: Update tree_pass descriptors.
17618 * tree-dfa.c: Update tree_pass descriptors.
17619 * except.c: Update tree_pass descriptors.
17620 * emit-rtl.c: Update tree_pass descriptors.
17621 * cfgexpand.c: Update tree_pass descriptors.
17622 * tree-cfgcleanup.c: Update tree_pass descriptors.
17623 * cfgcleanup.c: Update tree_pass descriptors.
17624 * tree-ssa-pre.c: Update tree_pass descriptors.
17625 * tree-sra.c: Update tree_pass descriptors.
17626 * tree-mudflap.c: Update tree_pass descriptors.
17627 * tree-ssa-copy.c: Update tree_pass descriptors.
17628 * cfglayout.c: Update tree_pass descriptors.
17629 * tree-ssa-forwprop.c: Update tree_pass descriptors.
17630 * tree-ssa-dce.c: Update tree_pass descriptors.
17631 * tree-ssa.c: Update tree_pass descriptors.
17632 * regclass.c: Update tree_pass descriptors.
17633 * integrate.c: Update tree_pass descriptors.
17634 * tree-optimize.c: Update tree_pass descriptors.
17635 * tree-ssa-phiprop.c: Update tree_pass descriptors.
17636 * tree-object-size.c: Update tree_pass descriptors.
17637 * combine.c: Update tree_pass descriptors.
17638 * tree-outof-ssa.c: Update tree_pass descriptors.
17639 * bb-reorder.c: Update tree_pass descriptors.
17640 * stack-ptr-mod.c: Update tree_pass descriptors.
17641 * var-tracking.c: Update tree_pass descriptors.
17642 * tree-profile.c: Update tree_pass descriptors.
17643 * tree-vect-generic.c: Update tree_pass descriptors.
17644 * reg-stack.c: Update tree_pass descriptors.
17645 * sched-rgn.c: Update tree_pass descriptors.
17646 * tree-ssa-structalias.c: Update tree_pass descriptors.
17647 * tree-cfg.c: Update tree_pass descriptors.
17648 * passes.c (current_pass): Update declaration.
17649 (finish_optimization_passes): Update.
17650 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
17651 (register_one_dump_file, register_dump_files_1, next_pass_1):
17653 (init_optimization_passes): Update handling of new types.
17654 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
17655 * ipa-struct-reorg.c: Update tree_pass descriptors.
17656 * tree-ssa-reassoc.c: Update tree_pass descriptors.
17657 * combine-stack-adj.c: Update tree_pass descriptors.
17658 * cfgrtl.c: Update tree_pass descriptors.
17659 * dce.c: Update tree_pass descriptors.
17660 * tree-ssanames.c: Update tree_pass descriptors.
17662 2008-03-19 Richard Guenther <rguenther@suse.de>
17664 PR middle-end/35609
17665 * tree-ssa.c (walk_data): New structure.
17666 (warn_uninitialized_var): If not always_executed warn with "maybe"
17668 (execute_early_warn_uninitialized): Compute post-dominators.
17669 Initialize always_executed before processing each basic block.
17671 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
17674 * config/i386/i386.c (x86_this_parameter): Calculate correct location
17675 of "this" pointer when "regparm = N" or "fastcall" is in effect.
17677 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17679 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
17681 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
17683 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
17685 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
17686 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
17687 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
17688 target after ignore has been set, and move there also the commputation
17689 of subtarget and original_target.
17690 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
17691 (LANG_HOOKS_INITIALIZER): Remove it.
17692 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
17694 2008-03-18 Richard Guenther <rguenther@suse.de>
17696 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
17697 found an expression with constants, note that in the VN for the lhs.
17698 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
17699 fold them to constants if possible. Run cleanup_cfg if done so.
17700 (execute_pre): Return todo.
17701 (do_pre): Likewise.
17702 (execute_fre): Likewise.
17703 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
17705 (get_prop_source_stmt): Look through pointer conversions.
17707 2008-03-18 Jan Hubicka <jh@suse.cz>
17709 * tree-pretty-print.c: Include predict.h.
17710 (dump_generic_node): Dump predictor.
17711 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
17712 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
17713 * gimple-low.c (lower_stmt): Likewise.
17714 * expr.c (expand_expr_real): Likewise.
17715 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
17717 (build_predict_expr, build_predict_expr): New.
17718 * predict.h (predictor_name, build_predict_expr): Update.
17719 * c-typeck.c (c_finish_bc_stmt): Add prediction.
17720 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
17721 * predict.def (PRED_CONTINUE): Update hitrate.
17722 * tree.def (PREDICT_EXPR): Define.
17723 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
17724 do not handle BIND_EXPR.
17725 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
17726 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
17727 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
17730 2008-03-18 Michael Matz <matz@suse.de>
17732 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
17734 2008-03-18 Richard Guenther <rguenther@suse.de>
17736 * tree-gimple.h (is_gimple_invariant_address): Declare.
17737 (is_gimple_constant): Likewise.
17738 * tree-gimple.c (is_gimple_constant): New function.
17739 (is_gimple_invariant_address): Likewise.
17740 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
17741 and is_gimple_invariant_address.
17742 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
17744 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
17745 an addressable base.
17747 2008-03-18 Jakub Jelinek <jakub@redhat.com>
17749 PR middle-end/35611
17750 * gimplify.c (gimplify_expr): Gimplify second operand of
17753 2008-03-17 Richard Guenther <rguenther@suse.de>
17755 PR tree-optimization/19637
17756 * fold-const.c (fold_unary): Remove restrictions of removing
17757 intermediate pointer-conversions (P2)(P1)P0.
17758 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
17759 conversion to void pointer.
17760 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
17762 2008-03-16 James E. Wilson <wilson@tuliptree.org>
17765 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
17766 emulated thread local variables.
17768 2008-03-16 Richard Guenther <rguenther@suse.de>
17770 PR middle-end/35607
17771 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
17772 expand TREE_INVARIANT operations that are not gimple invariant.
17774 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
17776 * doc/extend.texi (Alignment): Say that the ABI controls
17777 the __alignof__ for non-strict-alignment targets rather
17778 than being a recommendation.
17780 2008-03-15 Paul Brook <paul@codesourcery.com>
17782 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
17784 (arm_output_fn_unwind): Mark functions that can not be unwound.
17786 2008-03-15 Paul Brook <paul@codesourcery.com>
17788 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
17789 extension instructions.
17791 2008-03-15 Richard Guenther <rguenther@suse.de>
17793 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
17794 and fold constant aggregate refs.
17795 (fold_const_aggregate_ref): Handle string constants
17796 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
17797 (evaluate_stmt): Simplify now that ccp_fold folds constant
17800 2008-03-15 Paul Brook <paul@codesourcery.com>
17802 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
17803 (extzv): Use gen_extzv_t2.
17804 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
17806 2008-03-15 Richard Guenther <rguenther@suse.de>
17808 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
17809 (fold_const_aggregate_ref): Likewise.
17810 (get_value): Return NULL if we don't have any values.
17811 (ccp_finalize): Set const_val to NULL after freeing it.
17812 * tree-flow.h (get_symbol_constant_value): Declare.
17813 (fold_const_aggregate_ref): Likewise.
17814 * tree-ssa-sccvn.c (try_to_simplify): Use them.
17816 2008-03-15 Richard Guenther <rguenther@suse.de>
17818 PR middle-end/35593
17819 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
17820 to not produce negative array indices if not allowed. Add
17821 parameter to indicate that.
17822 (maybe_fold_offset_to_component_ref): Allow negative array
17823 indices only for the first member of a structure.
17824 (maybe_fold_offset_to_reference): Allow negative array indices.
17825 (maybe_fold_stmt_addition): Likewise.
17827 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
17828 Anatoly Sokolov <aesok@post.ru>
17830 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
17831 (avr_arch): Add ARCH_AVR6.
17832 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
17833 (initial_elimination_offset): Initialize and use 'avr_pc_size'
17834 instead of fixed value 2.
17835 (print_operand_address): Use gs() asm specifier instead of pm().
17836 (avr_assemble_integer): (Ditto.).
17837 (avr_output_addr_vec_elt): (Ditto.).
17838 (print_operand): Handle "!" code.
17839 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
17840 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
17841 (AVR_HAVE_EIJMP_EICALL): Define.
17842 (AVR_3_BYTE_PC): Redefine.
17843 (AVR_2_BYTE_PC): (Ditto.).
17844 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
17845 (LINK_SPEC): Add atmega2560 and atmega2561.
17846 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
17848 * config/avr/avr.md (call_insn): Use eicall instead of icall
17849 for 3 byte PC devices.
17850 (call_value_insn): (Ditto.).
17851 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
17852 (indirect_jump): Use only for for 2 byte PC devices.
17853 (*tablejump): (Ditto.).
17854 (*indirect_jump_avr6): Add insn.
17855 (*tablejump_rjmp): Don't use for 3 byte PC devices.
17856 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
17857 instead of ijmp for 3 byte PC devices.
17858 (__tablejump2__): (Ditto.).
17859 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
17860 (MULITLIB_DIRNAMES): (Ditto.).
17861 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
17863 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
17865 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
17866 "sse2_umulsidi3". Use V1DI mode for operand 0.
17867 ("mmx_psadbw"): Use V1DI mode for operand 0.
17868 * config/i386/i386-modes.def (V1SI): New vector mode.
17869 * config/i386/i386.c (struct builtin_description)
17870 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
17871 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
17872 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
17873 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
17874 v1di_ftype_v8qi_v8qi type.
17875 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
17877 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
17878 __builtin_ia32_pmuludq]: Fix the mode of return value.
17880 2008-03-15 Richard Guenther <rguenther@suse.de>
17882 PR middle-end/35595
17883 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
17886 2008-03-14 Bob Wilson <bob.wilson@acm.org>
17888 * doc/invoke.texi (Option Summary, Xtensa Options): Document
17889 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
17890 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
17891 unless TARGET_SERIALIZE_VOLATILE is enabled.
17892 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
17893 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
17894 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
17896 2008-03-14 Richard Guenther <rguenther@suse.de>
17898 PR tree-optimization/34172
17899 * tree-flow.h (refs_may_alias_p): Declare.
17900 (get_single_def_stmt): Likewise.
17901 (get_single_def_stmt_from_phi): Likewise.
17902 (get_single_def_stmt_with_phi): Likewise.
17903 * tree-dfa.c (refs_may_alias_p): New function.
17904 (get_single_def_stmt): Likewise.
17905 (get_single_def_stmt_from_phi): Likewise.
17906 (get_single_def_stmt_with_phi): Likewise.
17907 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
17908 (vn_reference_lookup_1): New helper function.
17909 (vn_reference_lookup): Walk the virtual use-def chain to
17910 continue searching for a match if the def does not alias the
17911 reference we are looking for.
17913 2008-03-14 David Edelsohn <edelsohn@gnu.org>
17915 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
17916 archive and Perzl. Update The Written Word listing.
17918 2008-03-14 Richard Guenther <rguenther@suse.de>
17920 PR tree-optimization/34043
17921 PR tree-optimization/33989
17922 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
17924 (bitmap_find_leader): Use extra argument to verify dominance
17925 relationship inside a basic-block.
17926 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
17927 (find_leader_in_sets): Adjust.
17928 (create_component_ref_by_pieces): Take extra argument for
17929 dominance check, handle lookup failures.
17930 (find_or_generate_expression): Likewise.
17931 (create_expression_by_pieces): Likewise.
17932 (insert_into_preds_of_block): Adjust.
17933 (create_value_expr_from): If asked for, verify all operands
17934 are in the blocks AVAIL_OUT set.
17935 (make_values_for_stmt): Check for SSA_NAMEs that are life
17936 over an abnormal edge.
17937 (compute_avail): Remove such check.
17938 (do_SCCVN_insertion): New function.
17939 (eliminate): If we do not find a leader suitable for replacement
17940 insert a replacement expression from SCCVN if available.
17941 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
17942 (struct vn_ssa_aux): Add needs_insertion flag.
17943 * tree-ssa-sccvn.c (may_insert): New global flag.
17944 (copy_reference_ops_from_ref): Value-number union member access
17945 based on its size, not type and member if insertion is allowed.
17946 (visit_reference_op_load): For a weak match from union type
17947 punning lookup a view-converted value and insert a SSA_NAME
17948 for that value if that is not found.
17949 (visit_use): Make dumps shorter. Do not disallow value numbering
17950 SSA_NAMEs that are life over an abnormal edge to constants.
17951 (free_scc_vn): Release inserted SSA_NAMEs.
17952 (run_scc_vn): New flag to specify whether insertion is allowed.
17953 Process SSA_NAMEs in forward order.
17954 * tree-ssa-loop-im.c (for_each_index): Handle invariant
17955 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
17956 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
17957 pointer type to/from integral types that do not change the
17958 precision to regular conversions.
17960 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
17962 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
17963 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
17964 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
17965 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
17966 input arguments and the mode of return value. Built-in functions
17967 that operate on whole 64-bit MMX register now use V1DI mode.
17969 2008-03-13 Alon Dayan <alond@il.ibm.com>
17970 Olga Golovanevsky <olga@il.ibm.com>
17972 PR tree-optimization/35041
17973 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
17974 to locate the right position in a statement.
17976 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
17980 * config/i386/xmmintrin.h: Change all static inline functions to
17981 extern inline and add __gnu_inline__ attribute.
17982 * config/i386/bmintrin.h: Ditto.
17983 * config/i386/smmintrin.h: Ditto.
17984 * config/i386/tmmintrin.h: Ditto.
17985 * config/i386/mmintrin-common.h: Ditto.
17986 * config/i386/ammintrin.h: Ditto.
17987 * config/i386/emmintrin.h: Ditto.
17988 * config/i386/pmmintrin.h: Ditto.
17989 * config/i386/mmintrin.h: Ditto.
17990 * config/i386/mm3dnow.h: Ditto.
17992 2008-03-13 Jakub Jelinek <jakub@redhat.com>
17994 PR middle-end/35185
17995 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
17996 (lower_omp_2): New function.
17997 (lower_omp_1, lower_omp): Rewritten.
17999 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
18002 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
18003 with the phrase "Microsoft Windows compilers".
18004 (Push/Pop Macro Pragmas): New subsection. Document
18005 #pragma push_macro and pragma pop_macro.
18007 2008-03-12 Paul Brook <paul@codesourcery.com>
18009 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
18011 2008-03-12 Paul Brook <paul@codesourcery.com>
18013 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
18014 (thumb2_alusi3_short): Exclude PLUS and MINUS.
18015 (thumb2_addsi_shortim): Rename ...
18016 (thumb2_addsi_short): ... to this. Allow register operands.
18017 (thumb2_subsi_short): New pattern.
18018 (thumb2_one_cmplsi2_short,
18019 thumb2_negsi2_short): New patterns and peepholes.
18021 2008-03-12 Paul Brook <paul@codesourcery.com>
18023 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
18025 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
18027 * config/i386/i386.md (int_cond): New code iterator.
18029 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
18030 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
18031 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
18032 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
18033 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
18034 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
18035 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
18036 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
18038 2008-03-12 Paul Brook <paul@codesourcery.com>
18040 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
18041 instead of {arm,thumb}_compute_save_reg_mask.
18042 (output_return_instruction): Ditto.
18043 (thumb_unexpanded_epilogue): Ditto.
18044 (thumb1_expand_prologue): Ditto.
18045 (thumb1_output_function_prologue): Ditto.
18046 (arm_set_return_address): Ditto.
18047 (thumb_set_return_address): Ditto.
18048 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
18049 regs to achieve stack alignment.
18050 (thumb1_compute_save_reg_mask): Fix compiler warning.
18051 (arm_output_epilogue): Use offsets->saved_regs_mask.
18052 Adjust stack pointer by poping call clobered registers.
18053 (arm_expand_prologue): Use offsets->saved_regs_mask.
18054 Adjust stack pointer by pushing extra registers.
18055 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
18057 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
18060 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
18061 conversion to the operands of a multiplication.
18063 2008-03-12 Richard Guenther <rguenther@suse.de>
18065 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
18066 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
18067 * timevar.def (TV_TREE_PHIPROP): Add.
18068 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
18069 pass description. Use TV_TREE_PHIPROP.
18070 * tree-ssa-forwprop.c: Remove phiprop code.
18072 2008-03-12 Jakub Jelinek <jakub@redhat.com>
18074 PR middle-end/35549
18075 * omp-low.c (maybe_lookup_decl): Constify first argument.
18076 (use_pointer_for_field): Change last argument from bool to
18077 omp_context *. Disallow shared copy-in/out in nested
18078 parallel if decl is shared in outer parallel too.
18079 (build_outer_var_ref, scan_sharing_clauses,
18080 lower_rec_input_clauses, lower_copyprivate_clauses,
18081 lower_send_clauses, lower_send_shared_vars): Adjust callers.
18083 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
18084 Ira Rosen <irar@il.ibm.com>
18086 * tree-vectorizer.c (free_stmt_vec_info): New function.
18087 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
18088 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
18089 * tree-vectorizer.h (free_stmt_vec_info): Declare.
18090 * tree-vect-transform.c (vectorizable_conversion): Free
18091 vec_oprnds0 if it was allocated.
18092 (vect_permute_store_chain): Remove unused VECs.
18093 (vectorizable_store): Free VECs that are allocated in the..
18095 (vect_transform_strided_load, vectorizable_load): Likewise.
18096 (vect_remove_stores): Simplify the code.
18097 (vect_transform_loop): Move code to vect_remove_stores().
18098 Call vect_remove_stores() and free_stmt_vec_info().
18100 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18102 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
18103 TARGET_HPUX. Revise comment.
18104 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
18105 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
18106 Use sr4 variant of `be' instruction when not generating PIC code.
18107 (attr_length_call): Adjust for above change.
18109 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18111 * ipa-reference.c (static_execute): Remove module_statics_const and
18112 associated setting code.
18114 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18117 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
18118 predicate for operand 1.
18119 (paritysi2_cmp): Use register_operand predicate for operand 2.
18120 Use earlyclobber modifier for operand 1. Remove support for
18122 (paritydi2_cmp): Use register_operand predicate for operand 3.
18123 Use earlyclobber modifier for operand 1. Remove support for
18126 2008-03-11 Paul Brook <paul@codesourcery.com>
18127 Vladimir Prus <vladimir@codesourcery.com>
18129 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
18130 (arm_compute_save_reg0_reg12_mask): Always
18131 check if register 11 must be saved. Always safe hard frame pointer
18132 when frame_pointer_needeed.
18133 (arm_compute_save_reg_mask): Save IP and PC
18134 only with apcs frames.
18135 (arm_output_epilogue): Adjust Thumb2 codepath to
18136 be also invoked and work for ARM non-apcs frames.
18137 (arm_expand_prologue): Don't bother saving IP
18138 for non-apcs frame, since it's not clobbered by
18139 prologue code. Implement non-apcs frame
18142 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18144 PR rtl-optimization/35281
18145 * expr.c (convert_move): Use a new pseudo for the intermediate
18146 from_mode->word_mode result.
18148 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18150 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
18151 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
18152 * toplev.c (compile_file): Don't call it.
18154 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18156 PR middle-end/35526
18157 * expr.c (store_expr): Call emit_block_move if the mode
18158 of "temp" RTX is BLKmode.
18160 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18161 Richard Guenther <rguenther@suse.de>
18163 PR tree-optimization/31358
18164 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
18165 the step with a NULL_TREE.
18166 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
18167 to sizetype if type is a pointer type.
18168 (add_candidate_1): Don't convert the base and step to
18169 the generic type if the orginal type is a pointer type.
18170 (add_iv_value_candidates): Use sizetype for the step
18171 if type is a pointer type.
18172 (cand_value_at): Likewise.
18173 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
18175 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
18176 Don't convert the tem affine to the type.
18177 (add_elt_to_tree): Use sizetype for the step if a pointer.
18178 Use POINTER_PLUS_EXPR for pointers.
18179 (aff_combination_to_tree): Use sizetype for the step if a
18182 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
18184 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
18185 Remove commutativity hint.
18187 2008-03-10 Jakub Jelinek <jakub@redhat.com>
18191 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
18192 errorneous type. Check that v is a VAR_DECL.
18194 PR middle-end/35099
18195 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
18197 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
18199 PR tree-optimization/35494
18200 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
18201 may be overriden at link and run time.
18203 2008-03-10 Richard Guenther <rguenther@suse.de>
18205 PR tree-optimization/34677
18206 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
18207 (poolify_tree): Likewise.
18208 (modify_expr_template): Likewise.
18209 (poolify_modify_stmt): Likewise.
18210 (insert_fake_stores): Handle all component-ref style stores
18211 in addition to INDIRECT_REF. Also handle complex types.
18212 Do not poolify the inserted load.
18213 (realify_fake_stores): Do not rebuild the tree but only
18214 make it a SSA_NAME copy.
18215 (init_pre): Remove initialzation of modify_expr_template.
18216 Do not allocate modify_expr_node_pool.
18217 (fini_pre): Do not free modify_expr_node_pool.
18219 2008-03-10 Paul Brook <paul@codesourcery.com>
18221 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
18222 to avoid conflicts.
18224 2008-03-10 Paul Brook <paul@codesourcery.com>
18225 Mark Shinwell <shinwell@codesourcery.com>
18227 * config/arm/cortex-r4.md: New.
18228 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
18230 * config/arm/arm.md: Include cortex-r4.md.
18231 (insn): Add smmls, sdiv and udiv values.
18232 (generic_sched): Don't use generic scheduling for Cortex-R4.
18233 (arm_issue_rate): New function.
18234 (TARGET_SCHED_ISSUE_RATE): Define.
18236 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
18238 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
18240 2008-03-10 Richard Guenther <rguenther@suse.de>
18242 * tree-ssa-pre.c (get_sccvn_value): Simplify.
18243 (compute_avail): Do not add stmt uses to AVAIL_OUT.
18245 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
18247 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
18248 Set default to true.
18250 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18252 * c.opt (Wsynth): Deprecate.
18253 * doc/invoke.texi (Option Summary, Warning Options): Document
18254 -Wno-format-contains-nul.
18256 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
18259 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
18260 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
18262 2008-03-09 Ira Rosen <irar@il.ibm.com>
18264 * config/rs6000/rs6000.c (builtin_description): Rename vector
18265 left shift operations.
18266 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
18267 (altivec_vsl<VI_char>): Rename to ...
18268 (ashl<mode>3): ... new name.
18269 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
18271 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
18273 2008-03-08 Richard Guenther <rguenther@suse.de>
18275 * coverage.h (tree_coverage_counter_addr): Declare.
18276 * coverage.c (tree_coverage_counter_addr): New function.
18277 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
18278 before using again.
18279 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
18280 (tree_gen_one_value_profiler): Likewise.
18281 (tree_gen_ic_profiler): Likewise.
18282 (tree_gen_average_profiler): Likewise.
18283 (tree_gen_ior_profiler): Likewise.
18285 2008-03-08 Richard Guenther <rguenther@suse.de>
18287 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
18288 (vn_binary_op_insert): Likewise.
18289 (vn_unary_op_lookup): Likewise.
18290 (vn_unary_op_insert): Likewise.
18291 (vn_nary_op_lookup): Declare.
18292 (vn_nary_op_insert): Likewise.
18293 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
18294 and binary hashes, use a single obstack for unary_op_pool
18295 and binary_op_pool.
18296 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
18297 a single struct vn_nary_op_s. Store tree code length and
18298 a variable number of operands.
18299 (struct vn_reference_op_struct): Remove unused op2.
18300 (vn_reference_op_eq): Do not compare op2.
18301 (vn_reference_op_compute_hash): Do not compute hash of op2.
18302 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
18303 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
18304 with vn_nary_op_compute_hash.
18305 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
18306 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
18308 (vn_unary_op_insert, vn_binary_op_insert): Replace with
18310 (visit_unary_op): Call nary functions.
18311 (visit_binary_op): Likewise.
18312 (process_scc): Adjust for struct vn_tables_s changes.
18313 (allocate_vn_table): Likewise.
18314 (free_vn_table): Likewise.
18315 * tree-vn.c (vn_add): Call nary functions.
18316 (vn_lookup): Likewise.
18318 2008-03-08 Jakub Jelinek <jakub@redhat.com>
18321 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
18322 wdst back after sync_compare_and_swapqhi_internal.
18324 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
18327 * config/i386/i386-modes.def (V1DI): New vector mode.
18328 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
18329 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
18330 (MMXMODE248): Ditto.
18331 (MMXMODE): Add V1DI mode.
18332 (mmxvecsize): Change DI mode to V1DI mode.
18333 ("mov<mode>): Use MMXMODEI8 mode iterator.
18334 ("*mov<mode>_internal_rex64"): Ditto.
18335 ("*mov<mode>_internal"): Ditto.
18336 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
18337 ("mmx_sub<mode>3"): Ditto.
18338 ("mmx_adddi3"): Remove insn pattern.
18339 ("mmx_subdi3"): Ditto.
18340 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
18341 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
18342 ("mmx_ashl<mode>3"): Ditto.
18343 ("mmx_lshrdi3"): Remove insn pattern.
18344 ("mmx_ashldi3"): Ditto.
18345 * config/i386/i386.c (classify_argument): Handle V1DImode.
18346 (function_arg_advance_32): Ditto.
18347 (function_arg_32): Ditto.
18348 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
18349 mmx_addv1di3 insn pattern.
18350 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
18351 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
18352 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
18353 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
18354 Remove definitions of built-in functions.
18355 (V1DI_type_node): New node.
18356 (v1di_ftype_v1di_int): Ditto.
18357 (v1di_ftype_v1di_v1di): Ditto.
18358 (v2si_ftype_v2si_si): Ditto.
18359 (v4hi_ftype_v4hi_di): Remove node.
18360 (v2si_ftype_v2si_di): Ditto.
18361 (ix86_init_mmx_sse_builtins): Handle V1DImode.
18362 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
18363 Redefine builtins using def_builtin_const with *_ftype_*_int node.
18364 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
18365 Add new builtins using def_builtin_const.
18366 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
18367 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
18368 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
18369 * config/i386/mmintrin.h (__v1di): New typedef.
18370 (_mm_add_si64): Cast arguments to __v1di type.
18371 (_mm_sub_si64): Ditto.
18372 (_mm_sll_pi16): Cast __count to __v4hi type.
18373 (_mm_sll_pi32): Cast __count to __v2si type.
18374 (_mm_sll_si64): Cast arguments to __v1di type.
18375 (_mm_srl_pi16): Cast __count to __v4hi type.
18376 (_mm_srl_pi32): Cast __count to __v2si type.
18377 (_mm_srl_si64): Cast arguments to __v1di type.
18378 (_mm_sra_pi16): Cast __count to __v4hi type.
18379 (_mm_sra_pi32): Cast __count to __v2si type.
18380 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
18381 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
18382 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
18383 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
18384 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
18385 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
18386 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
18387 (_mm_srai_pi32): Use __builtin_ia32_psradi.
18388 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
18389 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18390 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18391 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
18393 2008-03-07 Joseph Myers <joseph@codesourcery.com>
18395 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
18397 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
18400 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
18401 reg+const addressing for Altivec modes. Don't generate reg+reg
18402 addressing for TFmode or TDmode quantities.
18404 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
18406 * c-common.c (vector_types_convertible_p): Call langhook
18407 instead of comptypes.
18409 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18412 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
18413 integral and scalar float variables which have a
18416 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
18418 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
18419 dwarf_register_span hook when emitting unwind information for
18420 register-to-memory saves.
18421 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
18422 (rs6000_frame_related): Remove call to spe_synthesize_frame.
18424 2008-03-06 Jakub Jelinek <jakub@redhat.com>
18426 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
18427 for the same VAR_DECL.
18429 2008-03-06 Tom Tromey <tromey@redhat.com>
18431 * treelang: Delete.
18432 * doc/standards.texi (Standards): Don't mention treelang.
18433 * doc/invoke.texi (Overall Options): Don't mention treelang.
18434 * doc/install.texi (Prerequisites): Don't mention bison or
18436 (Configuration): Don't mention treelang.
18437 (Building): Likewise.
18438 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
18440 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
18442 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
18443 word-extractions out of a multi-word object.
18445 2008-03-06 Richard Guenther <rguenther@suse.de>
18447 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
18448 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
18449 result type and precision.
18450 * expr.c (get_inner_reference): Set unsignedp based on the result
18451 type of BIT_FIELD_REF.
18452 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
18453 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
18454 (try_instantiate_multiple_fields): Likewise. Use the correct type
18456 (sra_build_assignment): Likewise.
18457 (sra_build_elt_assignment): Likewise.
18458 (sra_explode_bitfield_assignment): Likewise.
18459 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
18460 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
18461 set BIT_FIELD_REF_UNSIGNED.
18462 (vectorizable_load): Likewise.
18464 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
18466 * cse.c (cse_extended_basic_block): Invalidate artificial defs
18469 2008-03-06 Richard Guenther <rguenther@suse.de>
18471 * alias.c (struct alias_set_entry): Move has_zero_child field
18472 to pack with alias_set.
18474 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
18476 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18479 2008-03-05 Ian Lance Taylor <iant@google.com>
18481 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
18483 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
18485 * fwprop.c (update_df): Support width and offset parameters of
18487 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
18488 global_conflicts): Change DF_REF_EXTRACT to either
18489 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18490 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18491 * df-scan.c (df_ref_record, df_defs_record,
18492 df_ref_create_structure, df_def_record_1, df_uses_record,
18493 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
18494 df_bb_refs_collect, df_entry_block_defs_collect,
18495 df_exit_block_uses_collect): Support new width and offset fields.
18496 (ref_extract_pool): New storage pool.
18497 (df_free_ref): New function.
18498 (df_reg_chain_unlink, df_free_collection_rec,
18499 df_sort_and_compress_refs): Call df_free_ref.
18500 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
18502 (df_ref_create_structure): Allocate df_ref_extract if offset and
18503 width fields are used.
18504 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
18505 (df_uses_record): Get offset and width from ZERO_EXTRACT
18507 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
18508 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18509 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18510 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
18511 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18512 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18513 (df_ref_extract): New structure.
18514 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
18515 (df_ref_create): Add width and offset parameters.
18517 2008-03-05 Richard Guenther <rguenther@suse.de>
18519 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18520 Use ranges_overlap_p.
18521 (offset_overlaps_with_access): Rename
18522 to ranges_overlap_p and move ...
18523 * tree-flow-inline.h (ranges_overlap_p): ... here.
18525 * tree.h (get_inner_reference, handled_component_p): Update
18528 * tree.h (record_component_aliases, get_alias_set,
18529 alias_sets_conflict_p, alias_sets_must_conflict_p,
18530 objects_must_conflict_p): Move declarations ...
18531 * alias.h (record_component_aliases, get_alias_set,
18532 alias_sets_conflict_p, alias_sets_must_conflict_p,
18533 objects_must_conflict_p): ... here.
18534 Include coretypes.h.
18535 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
18537 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
18539 * cfg.c: Include tree-flow.h.
18540 (remove_edge_raw): Call redirect_edge_var_map_clear.
18541 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
18542 * tree-flow-inline.h (redirect_edge_var_map_def): New.
18543 (redirect_edge_var_map_result): New.
18544 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
18545 PENDING_STMT use with redirect_edge_var_map_*.
18546 * tree-ssa.c (edge_var_maps): New definition.
18547 (redirect_edge_var_map_add): New.
18548 (redirect_edge_var_map_clear): New.
18549 (redirect_edge_var_map_dup): New.
18550 (redirect_edge_var_map_vector): New.
18551 (redirect_edge_var_map_destroy): New.
18552 (ssa_redirect_edge): Replace PENDING_STMT use with
18553 redirect_edge_var_map_*.
18554 (flush_pending_stmts): Same.
18555 (delete_tree_ssa): Destroy edge var map.
18556 * tree-flow.h (struct _edge_var_map): New.
18557 Define edge_var_map vector type.
18558 Declare redirect_edge_var_map_* prototypes.
18559 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
18560 * tree-cfg.c (reinstall_phi_args): Replace
18561 PENDING_STMT use with redirect_edge_var_map_*.
18563 2008-03-05 Richard Guenther <rguenther@suse.de>
18565 PR tree-optimization/35472
18566 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
18567 whose single use_stmt has a overlapping set of loaded and
18568 stored symbols as that use_stmt might be a noop assignment then.
18570 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18572 * gthr-rtems.h: Implement __gthread_mutex_destroy.
18574 2008-03-05 Richard Guenther <rguenther@suse.de>
18577 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
18578 should be constants.
18579 * tree-cfg.c (verify_expr): Verify it.
18580 * fold-const.c (fold_truthop): Remove code generating
18581 BIT_FIELD_REFs of structure bases.
18582 (fold_binary): Likewise.
18583 (fold_ternary): Position and size of BIT_FIELD_REFs are
18584 always host integers.
18585 (make_bit_field_ref): Remove.
18586 (optimize_bit_field_compare): Remove.
18587 (all_ones_mask_p): Remove.
18589 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
18592 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
18593 (split_block_and_df_analyze): New. Split basic block and rebuild
18595 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
18597 (split_pattern_seq): Likewise.
18598 (erase_matching_seqs): Likewise.
18599 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
18601 2008-03-04 Geoff Keating <geoffk@apple.com>
18603 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
18604 declaration and code.
18605 (tree_invalid_nonnegative_warnv_p): Likewise.
18607 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
18609 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
18610 examples. Truncate option-names then causing overfull hbox.
18612 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18615 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
18617 * configure: Rebuilt.
18619 2008-03-04 Rafael Espindola <espindola@google.com>
18621 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
18622 (tree_unary_nonnegative_warnv_p): New.
18623 (tree_binary_nonnegative_warnv_p): New.
18624 (tree_single_nonnegative_warnv_p): New.
18625 (tree_invalid_nonnegative_warnv_p): New.
18626 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
18628 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18631 * opts.c (handle_option): Postpone 'unknown option' errors only for
18634 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
18637 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
18640 2008-03-04 Rafael Espindola <espindola@google.com>
18642 * fold-const.c (tree_unary_nonzero_warnv_p): New.
18643 (tree_binary_nonzero_warnv_p): New.
18644 (tree_single_nonzero_warnv_p): New.
18645 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
18647 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
18649 PR middle-end/35456
18650 * fold-const.c (fold_cond_expr_with_comparison): Prevent
18651 transformations for modes that have signed zeros.
18652 * ifcvt.c (noce_try_abs): Ditto.
18654 2008-03-04 Joseph Myers <joseph@codesourcery.com>
18656 * config/i386/i386.c (override_options): Force
18657 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
18659 2008-03-04 Jan Hubicka <jh@suse.cz>
18662 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
18665 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
18667 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
18668 label to probe the stack.
18670 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
18672 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
18673 (__gthr_win32_mutex_destroy): Declare.
18674 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
18675 __gthr_win32_mutex_destroy.
18676 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
18678 2008-03-03 Jan Hubicka <jh@suse.cz>
18681 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
18682 aggressive on inlining cold calls.
18684 2008-03-03 Richard Guenther <rguenther@suse.de>
18686 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
18687 struct copies into the expression table.
18688 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
18689 (try_to_simplify): Likewise.
18690 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
18691 integral and pointer arguments which do not change the
18692 precision to NOP_EXPRs.
18693 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
18694 VIEW_CONVERT_EXPR case.
18696 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
18698 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
18699 defined in a loop at depth 0 is invariant.
18700 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
18701 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
18702 be called at loop depth 0.
18704 2008-03-02 Jakub Jelinek <jakub@redhat.com>
18707 * gcc.c (process_command): Update copyright notice dates.
18708 * gcov.c (print_version): Likewise.
18709 * gcov-dump.c (print_version): Likewise.
18710 * mips-tfile.c (main): Likewise.
18711 * mips-tdump.c (main): Likewise.
18713 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18716 * c-common.c (flag_permissive): Delete.
18717 (constant_expression_warnings): Check flags first.
18718 (constant_expression_error): New.
18719 * c-common.h (flag_permissive): Delete.
18720 (constant_expression_error): Declare.
18721 * flags.h (flag_permissive): Declare. Update description.
18722 * diagnostic.c (pedwarn): Update.
18724 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
18725 (permissive_error_kind): New.
18726 * toplev.c (flag_permissive): Define. Update description.
18727 * toplev.h (permissive_error_kind): Declare.
18728 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
18729 (pedwarn_c90): Use pedantic_warning_kind.
18730 * c-opts.c (c_common_post_options): flag_permissive does not affect
18731 flag_pedantic_errors.
18733 2008-03-02 Joseph Myers <joseph@codesourcery.com>
18735 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
18736 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
18737 __absvsi2, __absvDI2): Use unsigned arithmetic.
18739 2008-03-02 Andi Kleen <ak@suse.de>
18740 Richard Guenther <rguenther@suse.de>
18742 * struct-equiv.c: Remove file.
18743 * cfg_cleanup.c (condjump_equiv_p): Remove.
18744 * Makefile.in (OBJS-common): Remove struct-equiv.o.
18745 (struct-equiv.o): Remove rule.
18746 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
18747 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
18748 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
18750 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18752 * ifcvt.c (noce_process_if_block): Try to handle only the then
18753 block if the else block exists but isn't suitable.
18755 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
18758 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
18759 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
18760 regression from previous patch.
18762 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
18765 * gthr.h: Add __gthread_mutex_destroy as a function that must be
18767 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
18768 * gthr-single.h (__gthread_mutex_destroy): Likewise.
18769 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
18770 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
18771 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
18772 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
18773 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
18774 (__gthread_mutex_destroy_function): Rename to
18775 __gthread_mutex_destroy.
18776 * gthr-dce.h (__gthread_mutex_destroy): Call
18777 pthread_mutex_destroy.
18778 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
18779 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
18780 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
18782 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18784 * df-scan.c (df_ref_chain_change_bb): Simplify.
18785 (df_insn_change_bb): Add new_bb argument. Simplify. Call
18786 set_block_for_insn if there's any change.
18787 * df.h ((df_insn_change_bb): Fix prototype.
18788 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
18789 df_insn_change_bb, don't call set_block_for_insn.
18790 * emit-rtl.c (reorder_insns): Likewise.
18791 * haifa-sched.c (move_insn): Likewise.
18793 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18795 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
18797 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18799 * tree-flow-inline.h (next_readonly_imm_use): Return
18800 NULL_USE_OPERAND_P after the end.
18802 2008-03-01 Richard Guenther <rguenther@suse.de>
18804 PR tree-optimization/35411
18805 * tree-sra.c (sra_build_assignment): Split conversion to
18806 final type to a separate statement if we are not assigning
18809 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18811 * fold-const.c (fold_convertible_p): Correct the logic to follow
18812 that in fold_convert().
18814 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
18817 * tree-inline.c (build_duplicate_type): When we make a
18818 duplicate type, make it unique in the canonical types system.
18820 2008-02-29 Tom Tromey <tromey@redhat.com>
18822 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
18823 input_file_stack_history, input_file_stack_restored): Remove.
18824 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
18825 * input.h (struct file_stack): Remove.
18826 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
18827 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
18829 * diagnostic.h (struct diagnostic_context) <last_module>: Change
18831 (diagnostic_last_module_changed): Add 'map' argument.
18832 (diagnostic_set_last_function): Likewise.
18833 * diagnostic.c (undiagnostic_report_current_module): Iterate using
18834 line map, not input_file_stack.
18835 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
18837 2008-02-29 Paul Brook <paul@codesourcery.com>
18839 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
18841 2008-02-29 Paul Brook <paul@codesourcery.com>
18843 * config/arm/ieee754-df.S (muldf3): Use RET macros.
18845 2008-02-29 Richard Guenther <rguenther@suse.de>
18847 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
18849 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
18850 value for comparing for a store match.
18851 (simplify_unary_expression): Do nothing for SSA_NAMEs.
18852 (try_to_simplify): Do not do a full-blown reference lookup.
18854 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
18856 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
18857 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
18859 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
18861 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
18863 * tree-loop-linear.c (try_interchange_loops): Compare memory access
18864 strides against cache sizes.
18866 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
18868 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
18871 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
18873 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
18874 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
18875 is smaller than the original promoted value.
18876 (simplify_subreg): If OP is a SUBREG, try to preserve its
18877 SUBREG_PROMOTED_VAR_P information.
18879 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
18881 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
18882 (VN_INFO_GET): Allocate new objects on the obstack.
18883 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
18884 for rpo_numbers_temp, for consistency.
18885 (free_scc_vn): Free the obstack.
18887 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
18889 * doc/invoke.texi: Document -ftree-loop-distribution.
18890 * tree-loop-distribution.c: New.
18891 * tree-pass.h (pass_loop_distribution): New.
18892 * graphds.h (struct graph): Add htab_t indices.
18893 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
18894 * tree-vectorizer.c (rename_variables_in_loop): Extern.
18895 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
18896 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
18897 * tree-data-ref.c (debug_data_dependence_relations): New.
18898 (dump_data_dependence_relation): Also print data references.
18899 (free_data_ref): Extern.
18900 (same_access_functions): Moved...
18901 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
18902 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
18903 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
18904 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
18905 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
18906 (stmts_from_loop): Skip LABEL_EXPR.
18907 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
18909 (build_rdg): Initialize rdg->indices htab.
18910 (free_rdg, stores_from_loop, ref_base_address,
18911 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
18912 have_similar_memory_accesses_1, ref_base_address_1,
18913 remove_similar_memory_refs): New.
18914 * tree-data-ref.h: Depend on tree-chrec.h.
18915 (debug_data_dependence_relations, free_data_ref): Declared.
18916 (same_access_functions): ... here.
18917 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
18919 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
18920 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
18921 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
18922 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
18923 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
18924 rdg_vertex_for_stmt): Declared.
18925 (struct rdg_edge): Add level.
18927 (free_rdg, stores_from_loop, remove_similar_memory_refs,
18928 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
18930 (rdg_has_similar_memory_accesses): New.
18931 * tree-vect-analyze.c: Remove unused static decls.
18932 * lambda.h (dependence_level): New.
18933 * common.opt (ftree-loop-distribution): New.
18934 * tree-flow.h (mark_virtual_ops_in_bb,
18935 slpeel_tree_duplicate_loop_to_edge_cfg,
18936 rename_variables_in_loop): Declared.
18937 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
18938 (OBJS-common): Add tree-loop-distribution.o.
18939 (tree-loop-distribution.o): New rule.
18940 * tree-cfg.c (mark_virtual_ops_in_bb): New.
18941 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
18942 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
18944 2008-02-28 Joseph Myers <joseph@codesourcery.com>
18947 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
18948 other than structures and unions.
18950 2008-02-28 Richard Guenther <rguenther@suse.de>
18953 2008-02-26 Richard Guenther <rguenther@suse.de>
18955 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
18956 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
18957 (lookup_decl_from_uid): Declare.
18958 (remove_decl_from_map): Likewise.
18959 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
18960 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
18961 (decl_for_uid_map): New global hashtable mapping DECL_UID
18963 (init_ttree): Allocate it.
18964 (insert_decl_to_uid_decl_map): New helper function.
18965 (make_node_stat): Insert new decls into the map.
18966 (copy_node_stat): Likewise.
18967 (lookup_decl_from_uid): New function.
18968 (remove_decl_from_map): Likewise.
18969 (print_decl_for_uid_map_statistics): New helper.
18970 (dump_tree_statistics): Call it.
18972 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
18973 (referenced_var_iterator): Adjust.
18974 (FOR_EACH_REFERENCED_VAR): Adjust.
18975 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
18976 (num_referenced_vars): Adjust.
18977 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
18978 (first_referenced_var): Remove.
18979 (end_referenced_vars_p): Likewise.
18980 (next_referenced_var): Likewise.
18981 (referenced_var_iterator_set): New helper function.
18982 * tree-dfa.c (referenced_var_lookup): Adjust.
18983 (referenced_var_check_and_insert): Likewise.
18984 (remove_referenced_var): Likewise.
18985 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
18986 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18987 (verify_call_clobbering): Likewise.
18988 (verify_memory_partitions): Likewise.
18989 (init_tree_ssa): Allocate bitmap instead of hashtable for
18991 (delete_tree_ssa): Adjust.
18992 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
18993 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18994 (compute_tag_properties): Likewise.
18995 (set_initial_properties): Likewise.
18996 (find_partition_for): Likewise.
18997 (update_reference_counts): Likewise.
18998 (dump_may_aliases_for): Likewise.
18999 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19000 (add_call_clobber_ops): Likewise.
19001 (add_call_read_ops): Likewise.
19002 (get_asm_expr_operands): Likewise.
19003 * tree-into-ssa.c (dump_decl_set): Likewise.
19004 (update_ssa): Likewise.
19005 * tree-sra.c (scan_function): Likewise.
19006 (decide_instantiations): Likewise.
19007 (scalarize_parms): Likewise.
19008 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19009 (dsa_named_for): Likewise.
19010 * tree-ssa-structalias.c (update_alias_info): Likewise.
19011 (merge_smts_into): Likewise.
19013 2008-02-27 David Daney <ddaney@avtrex.com>
19016 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
19017 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
19018 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
19019 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
19020 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
19022 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
19025 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
19026 (BUILT_IN_NEXTTOWARD): Remove.
19027 (BUILT_IN_NEXTTOWARDF): Ditto.
19028 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
19029 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
19031 2008-02-27 Tom Tromey <tromey@redhat.com>
19033 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
19034 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
19036 2008-02-27 Jan Beulich <jbeulich@novell.com>
19038 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
19039 update the respective field on newdecl.
19041 2008-02-27 Revital Eres <eres@il.ibm.com>
19043 PR rtl-optimization/34999
19044 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
19045 crossing edges that ends with a call insn.
19046 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
19047 call insn and clear the EDGE_CROSSING flag of the crossing edge
19048 when fixing fallthru edges.
19050 2008-02-27 Richard Guenther <rguenther@suse.de>
19052 PR middle-end/35390
19053 * fold-const.c (fold_unary): Return the correct argument,
19054 converted to the result type.
19056 2008-02-27 Richard Guenther <rguenther@suse.de>
19058 PR middle-end/34971
19059 * expr.c (expand_expr_real_1): Assert on rotates that operate
19061 * fold-const.c (fold_binary): Use the types precision, not the
19062 bitsize of the mode if folding rotate expressions. Build rotates
19063 only for full modes.
19065 2008-02-27 Jakub Jelinek <jakub@redhat.com>
19067 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
19068 and CPP_PRAGMA_EOL.
19069 * c-pragma.c (pragma_ns_name): New typedef.
19070 (registered_pp_pragmas): New variable.
19071 (c_pp_lookup_pragma): New function.
19072 (c_register_pragma_1): If flag_preprocess_only, do nothing
19073 for non-expanded pragmas, for expanded ones push pragma's
19074 namespace and name into registered_pp_pragmas vector.
19075 (c_invoke_pragma_handler): Register OpenMP pragmas even when
19076 flag_preprocess_only, don't register GCC pch_preprocess
19077 pragma if flag_preprocess_only.
19078 * c-opts.c (c_common_init): Call init_pragma even if
19079 flag_preprocess_only.
19080 * c-pragma.c (c_pp_lookup_pragma): New prototype.
19081 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
19082 cpp_register_pragma if flag_preprocess_only.
19084 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19087 * c-parser.c (c_parser_translation_unit): Warn for empty
19088 translation unit, not empty source file.
19090 2008-02-26 Paul Brook <paul@codesourcery.com>
19092 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
19093 operand for Thumb-2.
19094 * config/arm/arm.h (reg_class): Add CORE_REGS.
19095 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
19096 (BASE_REG_CLASS): Use CORE_REGS.
19097 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
19098 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
19099 (REGNO_OK_FOR_INDEX_P): Exclude SP.
19100 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
19101 ARM_REGNO_OK_FOR_INDEX_P.
19102 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
19103 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
19104 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
19105 (ldm/stm peepholes): Ditto.
19106 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
19107 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
19108 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
19109 * config/arm/constraints.md: Enable "k" constraint on ARM.
19111 2008-02-27 Ben Elliston <bje@au.ibm.com>
19113 * config/rs6000/rs6000.c: Annotate cache line size field in all
19114 instances of struct processor_costs.
19116 2008-02-26 David Edelsohn <edelsohn@gnu.org>
19118 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
19119 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
19120 jump_bypass): New counters.
19121 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
19122 * dce.c (gate_ud_dce): Same.
19123 (gate_fast_dce): Same.
19124 * dse.c (gate_dse1): New function.
19125 (gate_dse2): New function.
19126 (gate_dse): Merge results of new gate functions.
19127 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
19128 (gate_handle_jump_bypass): Add dbg_cnt.
19129 (gate_handle_gcse): Add dbg_cnt.
19130 * ifcvt.c (gate_handle_if_conversion): Same.
19131 (gate_handle_if_after_combine): Same.
19132 (gate_handle_if_after_reload): Same.
19133 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
19135 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
19137 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
19139 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
19141 2008-02-26 Jason Merrill <jason@redhat.com>
19144 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
19145 alone if it's the naming decl for the type's main variant.
19147 2008-02-26 Tom Tromey <tromey@redhat.com>
19149 * system.h (USE_MAPPED_LOCATION): Poison.
19150 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
19151 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
19152 (make_goto_expr_edges): Likewise.
19153 (remove_bb): Likewise.
19154 (execute_warn_function_return): Likewise.
19155 * basic-block.h (struct edge_def) <goto_locus>: Change type to
19157 * c-common.c (fname_decl): Remove old location code.
19158 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
19160 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
19162 (ASM_INPUT_SOURCE_LOCATION): Likewise.
19163 (gen_rtx_ASM_INPUT): Likewise.
19164 (gen_rtx_ASM_INPUT_loc): Likewise.
19165 (get_rtx_asm_OPERANDS): Remove.
19166 * cfglayout.c (insn_locators_alloc): Remove old location code.
19167 (set_curr_insn_source_location): Likewise.
19168 (curr_insn_locator): Likewise.
19169 * print-tree.c (print_node): Remove old location code.
19170 * tree-mudflap.c (mf_varname_tree): Remove old location code.
19171 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
19172 * cfgexpand.c (expand_gimple_cond_expr): Don't use
19173 location_from_locus.
19174 (construct_exit_block): Remove old location code.
19175 * emit-rtl.c (force_next_line_note): Remove old location code.
19176 * profile.c (branch_prob): Remove old location code.
19177 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
19178 LOC_LINE): Remove old-location variants.
19179 * langhooks.c (lhd_print_error_function): Remove old location
19181 * configure, config.in: Rebuilt.
19182 * configure.ac (--enable-mapped-location): Remove.
19183 * c-decl.c (c_init_decl_processing): Remove old location code.
19184 (finish_function): Likewise.
19185 * recog.c (decode_asm_operands): Remove old location code.
19186 * c-pch.c (c_common_read_pch): Remove old location code.
19187 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
19189 * gimple-low.c (lower_function_body): Remove old location code.
19190 * toplev.c (unknown_location): Remove.
19191 (push_srcloc): Remove old-location variant.
19192 (process_options): Remove old location code.
19193 (lang_dependent_init): Likewise.
19194 * input.h (UNKNOWN_LOCATION): Move definition.
19195 (location_t): Undeprecate.
19196 (source_locus): Remove.
19197 (location_from_locus): Remove.
19198 (struct location_s): Remove.
19199 Remove all old-location code.
19200 (input_line, input_filename): Remove.
19201 * final.c (final_scan_insn): Remove old location code.
19202 * diagnostic.c (diagnostic_build_prefix): Remove
19203 USE_MAPPED_LOCATION test.
19204 * tree.h (gimple_stmt) <locus>: Now a location_t.
19205 (tree_exp) <locus>: Likewise.
19206 (DECL_IS_BUILTIN): Remove old-location variant.
19207 (annotate_with_file_line, annotate_with_locus): Likewise.
19208 (expr_locus, set_expr_locus): Update.
19209 * tree.c (build1_stat): Remove old location code.
19210 (last_annotated_node): Remove.
19211 (annotate_with_file_line): Remove old-location variant.
19212 (annotate_with_locus): Likewise.
19213 (expr_location): Remove old location code.
19214 (set_expr_location): Likewise.
19215 (expr_has_location): Likewise.
19216 (expr_locus): Likewise.
19217 (set_expr_locus): Likewise.
19218 (expr_filename): Don't use location_from_locus.
19219 (expr_lineno): Likewise.
19220 * rtl-error.c (location_for_asm): Remove old location code.
19221 * c-lex.c (cb_line_change): Remove old location code.
19222 (fe_file_change): Likewise.
19223 (cb_def_pragma): Likewise.
19224 (c_lex_with_flags): Likewise.
19225 * gengtype.c (do_typedef): Don't special-case location types.
19226 (define_location_structures): Remove.
19227 (main): Don't call define_location_structures.
19228 * tree-pretty-print.c (dump_implicit_edges): Remove old location
19231 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19234 * builtins.def (BUILT_IN_STDARG_START): Remove.
19235 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
19236 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
19237 * tree-inline.c (inline_forbidden_p_1): Likewise.
19239 2008-02-26 Richard Guenther <rguenther@suse.de>
19241 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19242 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19243 (lookup_decl_from_uid): Declare.
19244 (remove_decl_from_map): Likewise.
19245 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19246 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19247 (decl_for_uid_map): New global hashtable mapping DECL_UID
19249 (init_ttree): Allocate it.
19250 (insert_decl_to_uid_decl_map): New helper function.
19251 (make_node_stat): Insert new decls into the map.
19252 (copy_node_stat): Likewise.
19253 (lookup_decl_from_uid): New function.
19254 (remove_decl_from_map): Likewise.
19255 (print_decl_for_uid_map_statistics): New helper.
19256 (dump_tree_statistics): Call it.
19258 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19259 (referenced_var_iterator): Adjust.
19260 (FOR_EACH_REFERENCED_VAR): Adjust.
19261 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19262 (num_referenced_vars): Adjust.
19263 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19264 (first_referenced_var): Remove.
19265 (end_referenced_vars_p): Likewise.
19266 (next_referenced_var): Likewise.
19267 (referenced_var_iterator_set): New helper function.
19268 * tree-dfa.c (referenced_var_lookup): Adjust.
19269 (referenced_var_check_and_insert): Likewise.
19270 (remove_referenced_var): Likewise.
19271 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19272 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19273 (verify_call_clobbering): Likewise.
19274 (verify_memory_partitions): Likewise.
19275 (init_tree_ssa): Allocate bitmap instead of hashtable for
19277 (delete_tree_ssa): Adjust.
19278 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19279 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19280 (compute_tag_properties): Likewise.
19281 (set_initial_properties): Likewise.
19282 (find_partition_for): Likewise.
19283 (update_reference_counts): Likewise.
19284 (dump_may_aliases_for): Likewise.
19285 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19286 (add_call_clobber_ops): Likewise.
19287 (add_call_read_ops): Likewise.
19288 (get_asm_expr_operands): Likewise.
19289 * tree-into-ssa.c (dump_decl_set): Likewise.
19290 (update_ssa): Likewise.
19291 * tree-sra.c (scan_function): Likewise.
19292 (decide_instantiations): Likewise.
19293 (scalarize_parms): Likewise.
19294 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19295 (dsa_named_for): Likewise.
19296 * tree-ssa-structalias.c (update_alias_info): Likewise.
19297 (merge_smts_into): Likewise.
19299 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19302 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
19303 * c-opts.c (c_common_handle_option): Wall enables
19304 Wvolatile-register-var.
19305 * common.opt: Move Wvolatile-register-var to...
19308 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19310 * common.opt (Wlarger-than=): New.
19311 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
19313 * opts.c (common_handle_option): Handle -Wlarger-than=.
19314 * optc-gen.awk: Likewise.
19315 * opth-gen.awk: Likewise.
19316 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
19317 * tree-optimize.c (tree_rest_of_compilation): Likewise.
19319 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19321 * c-common.c (match_case_to_enum_1): Add appropriate
19322 OPT_W* parameter to warning.
19323 (c_do_switch_warnings): Likewise.
19324 * c-typeck.c (warning_init): Add one more parameter following
19325 'warning' function.
19326 (push_init_level): Update call to warning_init.
19327 (pop_init_level): Likewise.
19328 (add_pending_init): Likewise.
19329 (output_init_element: Likewise.
19331 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19334 * toplev.c (toplev_main): If there are warnings or error, print
19335 errors for ignored options.
19336 * opts.c (ignored_options): New static variable.
19337 (postpone_unknown_option_error): New.
19338 (print_ignored_options): New.
19339 (handle_option): Postpone errors for unknown -Wno-* options.
19340 * opts.h (print_ignored_options): Declare.
19342 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
19344 * config/mips/mips.md (loadgp_blockage, blockage): Change type
19347 2008-02-25 Richard Guenther <rguenther@suse.de>
19350 2008-02-25 Richard Guenther <rguenther@suse.de>
19352 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19353 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19354 (lookup_decl_from_uid): Declare.
19355 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19356 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19357 (decl_for_uid_map): New global hashtable mapping DECL_UID
19359 (init_ttree): Allocate it.
19360 (insert_decl_to_uid_decl_map): New helper function.
19361 (make_node_stat): Insert new decls into the map.
19362 (copy_node_stat): Likewise.
19363 (lookup_decl_from_uid): New function.
19364 (print_decl_for_uid_map_statistics): New helper.
19365 (dump_tree_statistics): Call it.
19367 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19368 (referenced_var_iterator): Adjust.
19369 (FOR_EACH_REFERENCED_VAR): Adjust.
19370 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19371 (num_referenced_vars): Adjust.
19372 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19373 (first_referenced_var): Remove.
19374 (end_referenced_vars_p): Likewise.
19375 (next_referenced_var): Likewise.
19376 (referenced_var_iterator_set): New helper function.
19377 * tree-dfa.c (referenced_var_lookup): Adjust.
19378 (referenced_var_check_and_insert): Likewise.
19379 (remove_referenced_var): Likewise.
19380 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19381 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19382 (verify_call_clobbering): Likewise.
19383 (verify_memory_partitions): Likewise.
19384 (init_tree_ssa): Allocate bitmap instead of hashtable for
19386 (delete_tree_ssa): Adjust.
19387 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19388 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19389 (compute_tag_properties): Likewise.
19390 (set_initial_properties): Likewise.
19391 (find_partition_for): Likewise.
19392 (update_reference_counts): Likewise.
19393 (dump_may_aliases_for): Likewise.
19394 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19395 (add_call_clobber_ops): Likewise.
19396 (add_call_read_ops): Likewise.
19397 (get_asm_expr_operands): Likewise.
19398 * tree-into-ssa.c (dump_decl_set): Likewise.
19399 (update_ssa): Likewise.
19400 * tree-sra.c (scan_function): Likewise.
19401 (decide_instantiations): Likewise.
19402 (scalarize_parms): Likewise.
19403 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19404 (dsa_named_for): Likewise.
19405 * tree-ssa-structalias.c (update_alias_info): Likewise.
19406 (merge_smts_into): Likewise.
19408 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19411 * doc/invoke.texi (-fcx-limited-range): Document new option.
19412 * toplev.c (process_options): Handle -fcx-fortran-rules.
19413 * common.opt: Add documentation for -fcx-fortran-rules.
19415 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19418 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
19419 actual behaviour and C99.
19421 2008-02-26 Ben Elliston <bje@au.ibm.com>
19423 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
19424 (ASM_CPU_POWER6_SPEC): Likewise.
19425 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
19426 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
19427 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
19429 2008-02-25 Richard Guenther <rguenther@suse.de>
19431 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19432 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19433 (lookup_decl_from_uid): Declare.
19434 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19435 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19436 (decl_for_uid_map): New global hashtable mapping DECL_UID
19438 (init_ttree): Allocate it.
19439 (insert_decl_to_uid_decl_map): New helper function.
19440 (make_node_stat): Insert new decls into the map.
19441 (copy_node_stat): Likewise.
19442 (lookup_decl_from_uid): New function.
19443 (print_decl_for_uid_map_statistics): New helper.
19444 (dump_tree_statistics): Call it.
19446 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19447 (referenced_var_iterator): Adjust.
19448 (FOR_EACH_REFERENCED_VAR): Adjust.
19449 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19450 (num_referenced_vars): Adjust.
19451 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19452 (first_referenced_var): Remove.
19453 (end_referenced_vars_p): Likewise.
19454 (next_referenced_var): Likewise.
19455 (referenced_var_iterator_set): New helper function.
19456 * tree-dfa.c (referenced_var_lookup): Adjust.
19457 (referenced_var_check_and_insert): Likewise.
19458 (remove_referenced_var): Likewise.
19459 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19460 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19461 (verify_call_clobbering): Likewise.
19462 (verify_memory_partitions): Likewise.
19463 (init_tree_ssa): Allocate bitmap instead of hashtable for
19465 (delete_tree_ssa): Adjust.
19466 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19467 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19468 (compute_tag_properties): Likewise.
19469 (set_initial_properties): Likewise.
19470 (find_partition_for): Likewise.
19471 (update_reference_counts): Likewise.
19472 (dump_may_aliases_for): Likewise.
19473 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19474 (add_call_clobber_ops): Likewise.
19475 (add_call_read_ops): Likewise.
19476 (get_asm_expr_operands): Likewise.
19477 * tree-into-ssa.c (dump_decl_set): Likewise.
19478 (update_ssa): Likewise.
19479 * tree-sra.c (scan_function): Likewise.
19480 (decide_instantiations): Likewise.
19481 (scalarize_parms): Likewise.
19482 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19483 (dsa_named_for): Likewise.
19484 * tree-ssa-structalias.c (update_alias_info): Likewise.
19485 (merge_smts_into): Likewise.
19487 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
19490 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
19491 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
19492 * alias.h (nonoverlapping_memrefs_p): Likewise.
19494 2008-02-25 Jan Beulich <jbeulich@novell.com>
19496 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
19497 * config/i386/netware-libgcc.exp: Add __bswap?i2,
19498 __emultls_get_address, __emultls_register_common,
19499 __floatundi?f, and _Unwind_GetIPInfo.
19500 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
19501 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
19502 (gen_regparm_prefix): Likewise.
19503 (i386_nlm_encode_section_info): Sync with
19504 config/i386/winnt.c:i386_pe_encode_section_info().
19505 (i386_nlm_maybe_mangle_decl_assembler_name): New.
19506 i386_nlm_mangle_decl_assembler_name): New.
19507 (netware_override_options): New.
19508 * config/i386/netware.h (netware_override_options): Declare.
19509 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
19510 (i386_nlm_mangle_decl_assembler_name): Declare.
19511 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
19513 2008-02-25 Ben Elliston <bje@au.ibm.com>
19516 * c-decl.c (grokdeclarator): Remove unused local variables
19517 `typedef_type' and `type_as_written'.
19519 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
19520 unused local variable `has_hot_blocks'.
19521 (fix_crossing_conditional_branches): Remove unused local variable
19524 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
19526 PR middle-end/19984
19527 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
19528 using DEF_C99_BUILTIN.
19529 (BUILT_IN_NANF): Ditto.
19530 (BUILT_IN_NANL): Ditto.
19532 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
19533 Revital Eres <eres@il.ibm.com>
19535 * modulo-sched.c (calculate_must_precede_follow): Address TODO
19536 regarding the order of two dependent insns in the same row.
19538 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
19540 * stor-layout.c (layout_decl): Do not bump the alignment of a
19541 bit-field to more than byte alignment if it is packed.
19543 2008-02-24 David Edelsohn <edelsohn@gnu.org>
19545 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
19548 2008-02-24 Diego Novillo <dnovillo@google.com>
19550 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
19553 * tree-vrp.c (vrp_evaluate_conditional): With
19554 -Wtype-limits, emit a warning when comparing against a
19555 constant outside the natural range of OP0's type.
19556 * c.opt (Wtype-limits): Move ...
19557 * common.opt (Wtype-limits): ... here.
19559 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
19561 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
19562 * config/rs6000/e300c2c3.md: New file.
19563 * config/rs6000/rs6000.c (processor_costs): Add new costs for
19565 (rs6000_override_options): Add e300c2 and e300c3 cases to
19566 processor_target_table. Do not allow usage of Altivec or Spe
19567 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
19568 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
19569 * config/rs6000/rs6000.h (processor_type): Add
19570 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
19571 (ASM_CPU_SPEC): Add e300c2 and e300c3.
19572 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
19573 and ppce300c3. Include e300c2c3.md.
19575 2008-02-23 David Edelsohn <edelsohn@gnu.org>
19577 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
19578 instead of TARGET_STRICT_ALIGN.
19580 2008-02-23 Joseph Myers <joseph@codesourcery.com>
19582 * explow.c (memory_address): Assert that the generated address is
19585 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19588 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
19589 * config/darwin-ppc-ldouble-patch.def: New file.
19590 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
19591 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
19592 SUBTARGET_INIT_BUILTINS if defined.
19593 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
19596 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19599 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
19600 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
19602 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19605 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
19606 file" warning condtional on -Winvalid-PCH.
19608 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
19610 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
19612 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
19616 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
19617 prevent reload from using MMX registers.
19618 (*mov<mode>_internal): Ditto.
19619 (*movv2sf_internal_rex64): Ditto.
19620 (*movv2sf_internal): Ditto.
19622 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19624 PR documentation/31569
19625 * doc/install.texi2html: Use makeinfo --no-number-sections.
19627 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19629 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
19630 ensure that we can address an entire entity > 8 bytes. Don't
19631 generate reg+reg addressing for such data.
19633 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19635 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
19636 strings when optimizing for size, unless the target cares about
19639 2008-02-22 Tom Tromey <tromey@redhat.com>
19641 * regclass.c (current_pass): Remove declaration.
19643 2008-02-22 Anatoly Sokolov <aesok@post.ru>
19645 * config/avr/libgcc.S (__RAMPZ__): Define.
19646 (__do_copy_data): Add for devices with 128KB code memory.
19648 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19650 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
19652 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
19654 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
19656 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
19659 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19662 * c-typeck.c (build_binary_op): Warn about floating point
19663 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
19665 2008-02-21 Janis Johnson <janis187@us.ibm.com>
19668 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
19669 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
19671 (rs6000_override_options): Set altivec_abi as default, not override,
19672 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
19673 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
19674 is used; use new member spe_abi.
19675 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
19676 spe_abi and altivec_abi.
19678 2008-02-22 Tomas Bily <tbily@suse.cz>
19680 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
19682 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19685 * config.build (build_file_translate): Set to `CMD //c' only if
19687 * Makefile.in (build_file_translate): Improve comment.
19689 2008-02-21 Jan Hubicka <jh@suse.cz>
19691 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
19692 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
19693 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
19695 2008-02-21 Michael Matz <matz@suse.de>
19698 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
19700 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
19702 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
19703 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
19704 as insn constraint.
19705 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
19706 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
19707 SSE_VEC_FLOAT_MODE_P as insn constraint.
19708 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
19709 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
19710 sse4a_movntdf using MODEF mode iterator.
19711 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
19712 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
19713 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
19714 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
19715 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
19716 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
19717 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
19719 2008-02-21 Richard Guenther <rguenther@suse.de>
19721 * tree.def (PAREN_EXPR): New tree code.
19722 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
19724 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
19725 * expr.c (expand_expr_real_1): Likewise.
19726 * tree-inline.c (estimate_num_insns_1): Likewise.
19727 * tree-complex.c (expand_complex_move): Likewise.
19728 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
19731 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
19734 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
19736 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
19739 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
19741 * config/sh/sh.c (find_barrier): Don't go past
19742 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
19744 2008-02-20 DJ Delorie <dj@redhat.com>
19746 * config/h8300/h8300.md (insv): Force source operand to be a register.
19748 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
19749 as a jump, not as a plain insn.
19751 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
19753 * doc/invoke.texi (Warning Options): Add new option
19754 -Wframe-larger-than=.
19755 (-Wframe-larger-than): Document.
19757 * flags.h (warn_frame_larger_than, frame_larger_than_size):
19758 Add declarations for new option variables.
19760 * final.c (final_start_function): Check the frame size
19761 before emission and issue a Wframe-larger-than warning.
19763 * opts.c (warn_frame_larger_than, frame_larger_than_size):
19764 Add definitions for new option variables.
19765 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
19767 * common.opt (Wframe-larger-than=): New option.
19769 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
19771 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
19772 (<sse>_div<mode>3): Ditto.
19773 (<sse>_vmdiv<mode>3): Ditto.
19774 (<sse>_vmsqrt<mode>2): Ditto.
19775 (*smax<mode>3): Ditto.
19776 (sse5_frcz<mode>2): Ditto.
19777 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
19778 as insn constraint.
19780 2008-02-20 Richard Guenther <rguenther@suse.de>
19782 PR middle-end/35265
19783 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
19784 be happy with INTEGRAL_TYPE_P.
19786 2008-02-20 Richard Guenther <rguenther@suse.de>
19788 * fold-const.c (split_tree): Associate floatig-point expressions
19789 if flag_associative_math is set.
19791 2008-02-20 Richard Guenther <rguenther@suse.de>
19793 * tree.h (fold_real_zero_addition_p): Declare.
19794 * fold-const.c (fold_real_zero_addition_p): Export.
19795 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
19796 floating-point operations with zero and one.
19798 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
19800 * doc/install.texi: Correct references to CFLAGS, replacing them
19801 with BOOT_CFLAGS. Document flags used during bootstrap for
19804 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
19806 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
19807 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
19808 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
19810 (smin<mode>3): Ditto from similar patterns.
19811 (smax<mode>3): Ditto.
19812 (*ieee_smin<mode>3): Ditto.
19813 (*ieee_smax<mode>3): Ditto.
19814 * config/i386/sse.md (sse): New mode attribute.
19815 (mov<mode>): Macroize expander from movv4sf and movv2df using
19816 SSEMODEF2P mode iterator.
19817 (<sse>_movnt<mode>): Ditto from similar patterns. Use
19818 SSE_VEC_FLOAT_MODE_P as insn constraint.
19819 (storent<mode>): Ditto.
19820 (storent<mode>): Macroize expander from storentsf and storentdf using
19821 MODEF mode iterator.
19822 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
19823 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
19824 (abs<mode>2): Ditto from similar patterns.
19825 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
19826 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
19827 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
19828 (<sse>_vmsqrt<mode>2): Ditto.
19829 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
19830 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
19831 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
19832 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
19833 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
19834 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
19835 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
19837 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
19838 iterator and SSE_FLOAT_MODE_P as insn constraint.
19839 (<sse>_ucomi): Ditto from similar patterns.
19840 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
19841 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
19842 SSE_VEC_FLOAT_MODE_P as insn constraint.
19843 (vcond<mode>): Ditto from similar patterns.
19844 (and<mode>3, *and<mode>3): Ditto.
19845 (<sse>_nand<mode>3): Ditto.
19846 (ior<mode>3, *ior<mode>3): Ditto.
19847 (xor<mode>3, *xor<mode>3): Ditto.
19848 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
19849 iterator and SSE_FLOAT_MODE_P as insn constraint.
19850 (*nand<mode>3): Ditto from similar patterns.
19851 (*ior<mode>3): Ditto.
19852 (*xor<mode>3): Ditto.
19854 2008-02-20 Ira Rosen <irar@il.ibm.com>
19856 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
19857 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
19858 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
19860 2008-02-19 Jan Hubicka <jh@suse.cz>
19862 * predict.c (tree_bb_level_predictions): Remove variable next
19863 mistakely introduced by previous commit.
19865 2008-02-19 Jan Hubicka <jh@suse.cz>
19867 * predict.c (predict_paths_leading_to): Rewrite.
19868 (predict_paths_for_bb): New.
19869 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
19871 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19874 * Makefile.in (build_file_translate): New.
19875 (gcc-vers.texi): Use it for translating $(abs_srcdir).
19876 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
19877 * configure.ac (build_file_translate): Substitute it.
19878 * configure: Regenerate.
19880 2008-02-19 Jan Hubicka <jh@suse.cz>
19882 PR rtl-optimization/34408
19883 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
19886 2008-02-19 Jan Hubicka <jh@suse.cz>
19888 PR middle-end/28779
19889 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
19892 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
19895 * config/i386/i386-modes.def: Revert the last DI alignment
19896 change until Ada people can look into it.
19898 2008-02-19 Nick Clifton <nickc@redhat.com>
19900 * opts.c (print_specific_help): Fix typo in --help text.
19902 2008-02-19 Jakub Jelinek <jakub@redhat.com>
19905 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
19906 32-bit inline asm without asm alternatives for host GCC < 3.0.
19908 2008-02-19 Richard Guenther <rguenther@suse.de>
19910 PR tree-optimization/34989
19911 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
19912 Allow propagation to INDIRECT_REF if we can simplify only.
19914 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19916 * c-common.c (warn_for_collisions_1): Use appropriate option when
19919 2008-02-19 Nick Clifton <nickc@redhat.com>
19922 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
19923 (handle_options): Fix indentation.
19924 (print_filtered_help): If no language-specific options were
19925 displayed tell the user how to list all the options supported by
19926 the language's front-end.
19927 (print_specific_help): Fix indentation and remove duplicate line.
19928 (common_handle_option): Handle the -v option.
19929 For --help enable the display of undocumented options if the -v
19930 switch has been included on the command line.
19931 For --help= check for overlaps in the arguments between the option
19932 classes and the language names and issue a warning when they
19933 cannot be disambiguated.
19934 * c.opt (v): Pass on to the common option handler.
19936 2008-02-19 Revital Eres <eres@il.ibm.com>
19938 * modulo-sched.c (sms_schedule): Change dump message when
19939 create_ddg function fails.
19940 (try_scheduling_node_in_cycle): Rename row to cycle.
19941 (print_partial_schedule): Rename CYCLE to ROW.
19943 2008-02-19 Christian Bruel <christian.bruel@st.com>
19944 Zdenek Dvorak <ook@ucw.cz>
19946 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
19948 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
19951 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
19952 (*x86_movdicc_0_m1_se): Ditto.
19954 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
19956 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
19957 (CMPtype): Define as __gcc_CMPtype.
19958 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
19959 (CMPtype): Define as __gcc_CMPtype.
19961 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
19963 Support valgrind 3.3 for --enable-checking=valgrind.
19964 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
19966 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
19967 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
19968 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
19969 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
19970 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
19971 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
19972 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
19974 * ggc-zone.c: Similar.
19975 * ggc-page.c: Similar.
19977 2008-02-19 Paul Brook <paul@codesourcery.com>
19980 * config/arm/ieee754-df.S: Fix do_it typo.
19981 * config/arm/ieee754-sf.S: Fix do_it typo.
19983 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
19986 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
19987 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
19988 (OPTION_MASK_ISA_SSE_SET): Likewise.
19989 (OPTION_MASK_ISA_SSE2_SET): Likewise.
19990 (OPTION_MASK_ISA_SSE3_SET): Likewise.
19991 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
19992 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
19993 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
19994 (OPTION_MASK_ISA_SSE4_SET): Likewise.
19995 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
19996 (OPTION_MASK_ISA_SSE5_SET): Likewise.
19997 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
19998 (OPTION_MASK_ISA_MMX_UNSET): Updated.
19999 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
20000 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
20001 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
20002 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
20003 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
20004 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
20005 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
20006 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
20007 (OPTION_MASK_ISA_SSE4): Removed.
20008 (ix86_handle_option): Turn on bits in ix86_isa_flags and
20009 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
20010 (override_options): Don't turn on implied SSE/MMX bits in
20013 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20015 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20018 2008-02-18 Joey Ye <joey.ye@intel.com>
20020 PR middle-end/34921
20021 * tree-nested.c (insert_field_into_struct): Set type alignment
20022 to field alignment if the former is less than the latter.
20024 2008-02-18 Jakub Jelinek <jakub@redhat.com>
20026 * BASE-VER: Set to 4.4.0.
20028 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20030 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
20031 * doc/cfg.texi: Likewise.
20032 * doc/extend.texi: Likewise.
20033 * doc/gty.texi: Likewise.
20034 * doc/invoke.texi: Likewise.
20035 * doc/loop.texi: Likewise.
20036 * doc/md.texi: Likewise.
20037 * doc/passes.texi: Likewise.
20038 * doc/rtl.texi: Likewise.
20039 * doc/sourcebuild.texi: Likewise.
20040 * doc/tm.texi: Likewise.
20041 * doc/tree-ssa.texi: Likewise.
20043 2008-02-17 Richard Guenther <rguenther@suse.de>
20045 PR middle-end/35227
20046 * tree-complex.c (init_parameter_lattice_values): Handle parameters
20047 without default definition.
20049 2008-02-17 Richard Guenther <rguenther@suse.de>
20051 PR tree-optimization/35231
20052 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
20055 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
20058 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20059 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20060 libgcc_cmp_return mode.
20062 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20065 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
20067 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
20069 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
20072 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20074 * doc/c-tree.texi: Use `@.' where appropriate.
20075 * doc/extend.texi: Likewise.
20076 * doc/install.texi: Likewise.
20077 * doc/invoke.texi: Likewise.
20078 * doc/loop.texi: Likewise.
20079 * doc/makefile.texi: Likewise.
20080 * doc/md.texi: Likewise.
20081 * doc/passes.texi: Likewise.
20082 * doc/standards.texi: Likewise.
20083 * doc/tm.texi: Likewise.
20085 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20087 PR middle-end/35196
20088 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
20090 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
20091 rather than in entry_bb.
20093 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20095 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20096 libgcc_cmp_return mode.
20098 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20100 PR middle-end/35130
20101 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
20102 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
20104 2008-02-15 Richard Guenther <rguenther@suse.de>
20105 Zdenek Dvorak <ook@ucw.cz>
20107 PR tree-optimization/35164
20108 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
20109 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
20110 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20111 Only propagate addresses which do not have abnormal SSA_NAMEs
20114 2008-02-15 Joseph Myers <joseph@codesourcery.com>
20117 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
20119 2008-02-15 Jan Hubicka <jh@suse.cz>
20121 PR middle-end/35149
20122 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
20124 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20126 PR middle-end/34621
20127 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
20128 when calculating alignment_pad.
20130 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20132 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
20133 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
20134 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
20135 and STACK_BOUNDARY define.
20137 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
20139 PR preprocessor/35061
20140 * c-pragma.c (handle_pragma_pop_macro): Check that
20141 pushed_macro_table has been allocated.
20143 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
20145 PR middle-end/35136
20146 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
20147 (force_gimple_operand): Likewise.
20148 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
20149 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
20150 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
20151 (find_interesting_uses_address): Check addressability and alignment
20152 of the base expression only after substituting bases of IVs into it.
20154 2008-02-14 Michael Matz <matz@suse.de>
20157 * function.c (instantiate_virtual_regs_in_insn): Reload address
20158 before falling back to reloading the whole operand.
20160 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
20162 * config/s390/s390.c (s390_mainpool_start): Emit the pool
20163 before the first section switch note.
20165 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20167 * doc/bugreport.texi: Update copyright years.
20168 * doc/c-tree.texi: Likewise.
20169 * doc/cfg.texi: Likewise.
20170 * doc/cpp.texi: Likewise.
20171 * doc/cppinternals.texi: Likewise.
20172 * doc/fragments.texi: Likewise.
20173 * doc/frontends.texi: Likewise.
20174 * doc/gcc.texi: Likewise.
20175 * doc/gty.texi: Likewise.
20176 * doc/hostconfig.texi: Likewise.
20177 * doc/implement-c.texi: Likewise.
20178 * doc/libgcc.texi: Likewise.
20179 * doc/loop.texi: Likewise.
20180 * doc/makefile.texi: Likewise.
20181 * doc/options.texi: Likewise.
20182 * doc/passes.texi: Likewise.
20183 * doc/rtl.texi: Likewise.
20184 * doc/sourcebuild.texi: Likewise.
20185 * doc/standards.texi: Likewise.
20186 * doc/tree-ssa.texi: Likewise.
20187 * doc/trouble.texi: Likewise.
20189 * doc/extend.texi: Use @: or add comma where appropriate.
20190 * doc/invoke.texi: Likewise.
20191 * doc/tm.texi: Likewise.
20193 2008-02-14 Alan Modra <amodra@bigpond.net.au>
20196 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
20199 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
20201 * doc/md.texi (clz, ctz): Add reference.
20202 * doc/rtl.texi (clz, ctz): Likewise.
20204 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20207 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
20210 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
20212 * config/s390/s390.c (struct constant_pool): New field
20213 emit_pool_after added.
20214 (s390_mainpool_start): Set the emit_pool_after flag according
20215 to the section switch notes.
20216 (s390_mainpool_finish): Consider emit_pool_after when emitting
20217 the literal pool at the end of the function.
20218 (s390_chunkify_start): Force literal pool splits at section
20221 2008-02-13 Michael Matz <matz@suse.de>
20224 * var-tracking.c (clobber_variable_part): Correctly traverse the
20227 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20230 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
20231 Add -fdump-ipa-inline.
20232 * tree-dump.c (dump_files): Remove tree-inlined dump.
20233 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
20235 2008-02-12 Richard Guenther <rguenther@suse.de>
20237 PR tree-optimization/35171
20238 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
20241 2008-02-12 Richard Guenther <rguenther@suse.de>
20243 PR middle-end/35163
20244 * fold-const.c (fold_widened_comparison): Use get_unwidened in
20245 value-preserving mode. Disallow final truncation.
20247 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
20249 PR middle-end/35136
20250 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
20251 code from here to...
20252 (force_gimple_operand): ...here.
20254 2008-02-12 Jakub Jelinek <jakub@redhat.com>
20257 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
20258 non-compatible pointers.
20259 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
20260 different FIELD_DECLs, try harder by comparing field offsets, sizes
20263 PR inline-asm/35160
20264 * function.c (match_asm_constraints_1): Don't replace the same input
20267 2008-02-12 Anatoly Sokolov <aesok@post.ru>
20269 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
20270 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
20271 (expand_epilogue): Restore RAMPZ register.
20272 * config/avr/avr.md (RAMPZ_ADDR): New constant.
20274 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
20276 * config/i386/cygwin.asm: (__alloca): Correct calling
20277 convention and alignment.
20278 (__chkstk): Force 8 byte stack alignment.
20280 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
20281 Richard Guenther <rguenther@suse.de>
20283 PR tree-optimization/33992
20284 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
20285 the zero we compare against.
20287 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
20289 PR libfortran/35063
20290 * gthr-win32.h (__gthread_mutex_destroy_function): New function
20291 to CloseHandle after unlocking to prevent accumulation of handle
20294 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20296 PR middle_end/34150
20297 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
20298 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
20299 and update LABEL_NUSES during and after reload.
20301 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
20303 PR middle-end/34627
20304 * combine.c (simplify_if_then_else): Make sure the comparison is
20305 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
20307 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
20310 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
20311 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
20312 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
20313 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
20314 * tree.h (get_type_static_bounds): Likewise.
20316 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20318 * doc/invoke.texi (Option Summary, C++ Dialect Options)
20319 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20320 Make -Wfoo language annotations match what the compiler outputs.
20322 2008-02-08 Sa Liu <saliu@de.ibm.com>
20324 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
20325 intrinsics spu_convts, spu_convtu, spu_convtf.
20327 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
20329 * doc/extend.texi (Function Attributes) <noinline>: Mention
20330 asm ("") as method to keep calls.
20332 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20335 * doc/options.texi (Options): Replace references to opts.sh with
20337 * opts-common.c: Likewise.
20338 * optc-gen.awk: Likewise.
20340 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
20342 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
20344 2008-02-07 Richard Henderson <rth@redhat.com>
20347 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
20348 EXPR_LIST for the REG_EQUAL instead of a comparison with a
20351 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
20353 PR tree-optimization/35085
20354 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
20355 for operand entry oe2 in addition to operand entry oe3 in order to
20356 expose more opportunities for vectorizer sum reduction.
20358 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20361 * Makefile.in (LIBS): Remove $(GMPLIBS).
20362 (cc1-dummy, cc1): Add $(GMPLIBS).
20364 2008-02-06 Jan Hubicka <jh@suse.cz>
20367 * i386.md (moddf_integer): Do not produce partial memory stalls for
20368 targets where it hurts.
20370 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
20373 * optabs.c (expand_float): Do not check for decimal modes when
20374 expanding unsigned integer through signed conversion.
20376 2008-02-06 Nick Clifton <nickc@redhat.com>
20378 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
20379 inside the clobber with a match_operand and duplicated operand
20380 number in the constraint.
20381 (ineqbranchsi): Delete redundant comment.
20383 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
20385 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
20386 builtin_define ("__USE_INIT_FINI__").
20387 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
20389 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
20391 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20393 PR documentation/30330
20394 * doc/invoke.texi (C++ Dialect Options)
20395 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20396 For each warning option -Wfoo that allows -Wno-foo, ensure both
20397 -Wfoo and -Wno-foo are listed in the option index. Fix index
20398 entry of -Wswitch-default, index -Wnormalized= including the
20399 `=', and -Wlarger-than-@var{len} including @var{len}.
20401 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20403 * config/i386/i386.md (floatunssisf2): Use
20404 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
20405 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
20406 Macroize expander using MODEF mode iterator.
20408 2008-02-05 Diego Novillo <dnovillo@google.com>
20410 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
20413 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
20415 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20418 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
20420 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
20423 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
20424 to indicate if a message should be generated.
20425 (init_cumulative_args): Updated.
20426 (function_value_32): Likewise.
20428 2008-02-05 Joseph Myers <joseph@codesourcery.com>
20430 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
20432 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20435 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
20436 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
20438 2008-02-04 Diego Novillo <dnovillo@google.com>
20440 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
20443 * tree-vrp.c (vrp_evaluate_conditional): With
20444 -Wtype-limits, emit a warning when comparing against a
20445 constant outside the natural range of OP0's type.
20447 2008-02-04 Richard Guenther <rguenther@suse.de>
20449 PR middle-end/33631
20450 * expr.c (count_type_elements): Give for unions instead of
20453 2008-02-04 Richard Guenther <rguenther@suse.de>
20455 PR middle-end/35043
20456 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
20457 to TYPE_DOMAINs base type instead of using bitsizetype here.
20459 2008-02-03 Jason Merrill <jason@redhat.com>
20461 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
20463 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20466 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
20467 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
20468 (RS/6000 and PowerPC Options): Fix typos and markup.
20469 * doc/passes.texi (Tree-SSA passes): Likewise.
20471 2008-02-02 Michael Matz <matz@suse.de>
20474 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
20475 from record_last_reg_set_info.
20476 (record_last_reg_set_info): Take an RTX argument, iterate over all
20477 constituent hardregs.
20478 (record_last_set_info, record_opr_changes): Change calls to
20479 new signature or to record_last_reg_set_info_regno.
20481 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
20483 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
20485 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
20487 PR rtl-optimization/34773
20488 * reg-notes.def (EQUAL): Mention significance of combination of
20489 REG_EQUAL and REG_RETVAL.
20490 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
20491 insn that has a REG_RETVAL.
20493 2008-02-01 Roger Sayle <roger@eyesopen.com>
20496 * configure.ac (--enable-fixed-point): Disable unless explicitly
20498 * configure: Regenerate.
20500 2008-02-01 Richard Guenther <rguenther@suse.de>
20503 * invoke.texi (-finline-limit): Remove no longer true parts
20504 of the documentation. Note that there is no default value.
20506 2008-02-01 Andrew Pinski <pinskia@gmail.com>
20507 Mark Mitchell <mark@codesourcery.com>
20508 Ben Elliston <bje@au.ibm.com>
20511 * doc/extend.texi (Other Builtins): Document.
20513 2008-01-31 Tom Browder <tom.browder@gmail.com>
20515 * doc/c-tree.texi (Types): Fix grammar.
20516 (Expression trees): Ditto.
20517 * doc/passes.texi (Tree-SSA passes): Ditto.
20519 * doc/configterms.texi (Configure Terms): Fix typo.
20520 * doc/cpp.texi (Common Predefined Macros): Ditto.
20521 * doc/md.texi (Machine Constraints): Ditto.
20523 * doc/makefile.texi (Makefile): Add comma.
20525 2008-01-31 Tom Browder <tom.browder@gmail.com>
20526 Gerald Pfeifer <gerald@pfeifer.com>
20528 * doc/sourcebuild.texi (Front End): Remove references to CVS
20529 and CVSROOT/modules.
20530 (Texinfo Manuals): Replace reference to CVS by one to SVN.
20531 (Back End): Remove reference to CVS.
20533 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20536 * config/mips/mips.c (gen_load_const_gp): New function, taking a
20538 (mips16_gp_pseudo_reg): ...here.
20539 * config/mips/mips.md (load_const_gp): Replace with...
20540 (load_const_gp_<mode>): ...this :P-based insn.
20542 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20544 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
20545 options. Minor fixes.
20546 (-std): Move reference to standards closer to where language
20547 standards are first mentioned.
20549 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20551 PR rtl-optimization/34995
20552 * reload.c (alternative_allows_const_pool_ref): Take an rtx
20553 parameter and return a bool. If the rtx parameter is nonnull,
20554 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
20555 (find_reloads): Update call accordingly. Pass the new operand
20556 if it needed no address reloads, otherwise pass null.
20558 2008-01-30 Richard Henderson <rth@redhat.com>
20561 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
20562 for unbounded arrays.
20564 2008-01-30 Silvius Rus <rus@google.com>
20566 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
20568 2008-01-30 Jan Hubicka <jh@suse.cz>
20571 * i386.c (init_cumulative_args): Use real function declaration when
20574 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
20576 PR rtl-optimization/34998
20577 * global.c (build_insn_chain): Treat non-subreg_lowpart
20578 SUBREGs of pseudos as clobbering all the words covered by the
20579 SUBREG, not just all the bytes.
20580 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
20581 original df_ref rather than an extract parameter.
20582 (global_conflicts): Update call accordingly.
20584 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
20586 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
20587 the overflow check to make it easier to read.
20588 (__fixtfdi): Change the type of the ll member in union
20589 long_double to UDItype_x.
20591 2008-01-30 Jakub Jelinek <jakub@redhat.com>
20593 PR middle-end/34969
20594 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
20595 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
20596 * tree-inline.c (fold_marked_statements): Call
20597 cgraph_update_edges_for_call_stmt if folding a call statement.
20598 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
20599 debug_generic_stmt calls, reset it back afterwards.
20602 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
20604 * c-typeck.c (build_external_ref): Don't pedwarn about
20605 static vars in current function's scope.
20607 2008-01-29 Joseph Myers <joseph@codesourcery.com>
20609 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
20611 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
20614 * ipa-struct-reorg.c: Fix spelling.
20615 * params.def: Ditto.
20617 2008-01-29 Richard Guenther <rguenther@suse.de>
20619 PR middle-end/35006
20620 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
20622 * tree-inline.c (remap_type): Increment remapping_type_depth
20623 around remapping types.
20624 (copy_body_r): Only add referenced variables if they are referenced
20625 from code, not types.
20627 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
20638 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
20639 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
20641 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
20644 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
20645 pointer for tiny stack.
20647 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
20649 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
20651 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
20653 * config/vx-common.h: Fix typo in comment.
20655 2008-01-28 Ian Lance Taylor <iant@google.com>
20659 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
20660 coalesce pointers if they have different DECL_NO_TBAA_P values.
20661 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
20662 between variables with different DECL_NO_TBAA_P values.
20664 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
20667 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
20668 are not legitimate small data references on SPE targets.
20670 2008-01-28 David Daney <ddaney@avtrex.com>
20672 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
20674 2008-01-28 David Daney <ddaney@avtrex.com>
20676 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
20678 2008-01-27 Joseph Myers <joseph@codesourcery.com>
20680 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
20681 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
20682 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
20683 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
20684 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
20685 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
20686 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
20687 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
20689 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20691 * basic-block.h (condjump_equiv_p): Fix comment.
20693 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20695 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
20696 print_generic_stmt_indented): Fix comment.
20698 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20700 * configure.ac (__stack_chk_fail): Add detecion for availability
20701 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
20702 * configure: Regenerate.
20704 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
20706 PR middle-end/34688
20707 * final.c (output_addr_const): Handle TRUNCATE.
20709 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
20712 * tree-ssa-loop-ivopts.c (comp_cost): New type.
20713 (zero_cost, infinite_cost): New constants.
20714 (struct cost_pair): Change type of cost to comp_cost.
20715 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
20716 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
20718 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
20719 split_address_cost, ptr_difference_cost, difference_cost,
20720 get_computation_cost_at, get_computation_cost,
20721 determine_use_iv_cost_generic, determine_use_iv_cost_address,
20722 determine_use_iv_cost_condition, determine_use_iv_costs,
20723 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
20724 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
20725 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
20726 Change type of cost to comp_cost.
20727 (determine_iv_cost): Increase cost of non-original ivs, instead
20728 of decreasing the cost of original ones.
20729 (get_address_cost): Indicate the complexity of the addressing mode
20731 (try_add_cand_for): Prefer using ivs not specific to some object.
20732 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
20734 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
20735 Janis Johnson <janis187@us.ibm.com>
20738 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
20739 (TARGET_INSTANTIATE_DECLS): Likewise.
20740 * target.h (expand_to_rtl_hook): New target hook.
20741 (instantiate_decls): Likewise.
20742 * function.c (instantiate_decl): Make non-static. Rename to...
20743 (instantiate_decl_rtl): ... this.
20744 (instantiate_expr): Use instantiate_decl_rtl.
20745 (instantiate_decls_1): Likewise.
20746 (instantiate_decls): Likewise.
20747 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
20748 * function.h (instantiate_decl_rtl): Add prototype.
20749 * cfgexpand.c (target.h): New include.
20750 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
20751 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
20752 (TARGET_INSTANTIATE_DECLS): Likewise.
20753 (TARGET_INITIALIZER): New target hooks added.
20754 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
20756 * config/rs6000/rs6000.c (tree-flow.h): New include.
20757 (machine_function): Add sdmode_stack_slot field.
20758 (rs6000_alloc_sdmode_stack_slot): New function.
20759 (rs6000_instantiate_decls): Likewise.
20760 (rs6000_secondary_memory_needed_rtx): Likewise.
20761 (rs6000_check_sdmode): Likewise.
20762 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
20763 (TARGET_INSTANTIATE_DECLS): Likewise.
20764 (rs6000_hard_regno_mode_ok): Allow SDmode.
20765 (num_insns_constant): Likewise. Handle _Decimal32 constants.
20766 (rs6000_emit_move): Handle SDmode.
20767 (function_arg_advance): Likewise.
20768 (function_arg): Likewise.
20769 (rs6000_gimplify_va_arg): Likewise. Add special handling of
20770 SDmode var args for 32-bit compiles.
20771 (rs6000_secondary_reload_class): Handle SDmode.
20772 (rs6000_output_function_epilogue): Likewise.
20773 (rs6000_function_value): Simplify if statement.
20774 (rs6000_libcall_value): Likewise.
20775 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
20776 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
20777 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
20778 (movsd_hardfloat): New define_insn.
20779 (movsd_softfloat): Likewise.
20780 (movsd_store): Likewise.
20781 (movsd_load): Likewise.
20782 (extendsddd2): Likewise.
20783 (extendsdtd2): Likewise.
20784 (truncddsd2): Likewise.
20785 (movdd_hardfloat64): Fixup comment.
20786 (UNSPEC_MOVSD_LOAD): New constant.
20787 (UNSPEC_MOVSD_STORE): Likewise.
20789 2008-01-26 Jakub Jelinek <jakub@redhat.com>
20792 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
20794 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
20795 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
20796 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
20797 and TRUTH_XOR_EXPR.
20799 2008-01-26 David Edelsohn <edelsohn@gnu.org>
20802 * config.gcc: Separate AIX 5.3 from AIX 6.1.
20803 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20804 __LONGDOUBLE128 too.
20805 * config/rs6000/aix61.h: New file.
20807 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
20809 PR rtl-optimization/34959
20810 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
20811 popcount and parity rtxes the same mode as their operand.
20812 Truncate or extend the result to the return value's mode
20815 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
20818 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
20819 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
20820 to GOT_VERSION_REGNUM.
20821 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
20822 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
20823 * config/mips/mips.c (mips_emit_call_insn): New function.
20824 (mips_call_tls_get_addr): Call mips_expand_call directly.
20825 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
20827 (mips16_build_call_stub): Likewise. Return the call insn or null.
20828 (mips_expand_call): Update the call to mips16_build_call_stub
20829 accordingly and a remove redundant condition. Assert that MIPS16
20830 stubs do not use lazy binding. Use mips_emit_call_insn and return
20832 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
20834 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
20835 (mips_avoid_hazard): Remove hazard_set handling.
20836 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
20837 (UNSPEC_RESTORE_GP): ...this.
20838 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
20839 (FAKE_CALL_REGNO): Rename to...
20840 (GOT_VERSION_REGNUM): ...this.
20841 (type): Add "ghost" value. Add an associated insn reservation.
20842 (hazard_set): Remove.
20843 (exception_receiver): Rename to...
20844 (restore_gp): ...this and update the unspec identifier accordingly.
20845 (exception_receiver, nonlocal_got_receiver): New expanders.
20846 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
20847 FAKE_CALL_REGNO. Remove hazard_set attribute.
20848 (set_got_version, update_got_version): New patterns.
20850 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
20853 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
20855 2008-01-25 Joseph Myers <joseph@codesourcery.com>
20858 * doc/install.texi2html: Generate gcc-vers.texi.
20860 2008-01-25 DJ Delorie <dj@redhat.com>
20862 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
20864 2008-01-25 Joseph Myers <joseph@codesourcery.com>
20866 * config/c4x: Remove directory.
20867 * config.gcc (crx-*, mt-*): Mark obsolete.
20868 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
20869 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
20870 sh-*-rtemscoff*): Remove cases.
20871 * defaults.h (C4X_FLOAT_FORMAT): Remove.
20872 * real.c (encode_c4x_single, decode_c4x_single,
20873 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
20874 c4x_extended_format): Remove.
20875 * real.h (c4x_single_format, c4x_extended_format): Remove.
20876 * doc/extend.texi (interrupt, naked): Remove mention of attributes
20878 (Pragmas): Remove comment about c4x pragmas.
20879 * doc/install.texi (c4x): Remove target-specific instructions.
20880 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
20881 * doc/md.texi (Machine Constraints): Remove C4x documentation.
20882 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
20883 refer to C4x source files as examples.
20884 (C4X_FLOAT_FORMAT): Remove documentation.
20886 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
20888 * config/bfin/bfin.c (override_options): Reorder tests so that
20889 flag_pic gets enabled for -msep-data.
20891 2008-01-25 Richard Guenther <rguenther@suse.de>
20893 PR middle-end/32244
20894 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
20895 to its bitfield precision if required.
20897 2008-01-25 Jakub Jelinek <jakub@redhat.com>
20899 PR middle-end/33880
20900 * tree-nested.c (walk_omp_for): New function.
20901 (convert_nonlocal_reference, convert_local_reference): Call
20902 walk_omp_for on OMP_FOR.
20903 (convert_call_expr): Call walk_body on OMP_FOR's
20904 OMP_FOR_PRE_INIT_BODY.
20906 2008-01-25 Richard Guenther <rguenther@suse.de>
20908 PR tree-optimization/34966
20909 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
20910 default defs and PHI_NODEs we have to insert after the
20911 defining statement.
20913 2008-01-24 Nick Clifton <nickc@redhat.com>
20915 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
20916 Provide a default definition.
20917 (LIBGCC2_UNITS_PER_WORD): Likewise.
20919 * config/stormy16/stormy16.c: Include df.h for the prototype
20920 for df_regs_ever_live_p.
20921 (xstormy16_expand_builtin_va_start): Convert the stack offset
20922 into a component_ref and then use POINTER_PLUS_EXPR to add it
20923 to the incoming_virtual_args_rtx.
20924 (xstormy16_gimplify_va_arg_expr): Rename to
20925 xstormy16_gimplify_va_arg_expr.
20926 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
20927 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
20928 xstormy16_gimplify_va_arg_expr.
20929 Fix up some formatting issues.
20931 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
20932 Move to predicates.md.
20933 (xs_hi_general_operand): Likewise.
20934 (xs_hi_nonmemory_operand): Likewise.
20935 * config/stormy16/predicates.md:
20936 (xstormy16_carry_plus_operand): New predicate.
20937 (xs_hi_general_operand): New predicate.
20938 (xs_hi_nonmemory_operand): New predicate.
20939 * config/stormy16/stormy16-protos.h:
20940 (xstormy16_carry_plus_operand): Delete prototype.
20941 (xs_hi_general_operand): Likewise.
20942 (xs_hi_nonmemory_operand): Likewise.
20944 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
20945 modifiers as they are no longer needed and they can trigger
20946 reload spill failures.
20948 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
20949 with a match_operand in order to help reload.
20951 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
20952 constraint with 'e' for the 8th alternative as this version of
20953 the mov.w instruction only accepts the lower 8 registers.
20955 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
20958 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
20959 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
20962 2008-01-25 Jakub Jelinek <jakub@redhat.com>
20964 PR middle-end/33333
20965 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
20967 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
20969 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
20971 (remove_structure): Update allocations list before removing structure.
20973 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
20975 * ipa-struct-reorg.c (is_safe_cond_expr,
20976 create_new_stmts_for_cond_expr): Use integer_zerop function,
20977 that recognize not only zero-pointer, but zero-integer too.
20979 2008-01-25 Ben Elliston <bje@au.ibm.com>
20982 * fixproto: Escape "." in sed expression that strips leading "./".
20984 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
20987 * gcc.c (SWITCH_OK): Removed.
20988 (SWITCH_LIVE): Changed to bit.
20989 (SWITCH_FALSE): Likewise.
20990 (SWITCH_IGNORE): Likewise.
20991 (switchstr): Change live_cond to unsigned int.
20992 (process_command): Replace SWITCH_OK with 0.
20993 (do_self_spec): Likewise.
20994 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
20995 (give_switch): Likewise.
20996 (used_arg): Likewise.
20997 (do_spec_1): Set the SWITCH_IGNORE bit.
20998 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
20999 bits. Set the SWITCH_LIVE bit.
21001 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21003 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
21005 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
21007 PR tree-optimization/34472
21008 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
21009 parameter to a "bool *" and set *DATA to false if there is
21010 an unsafe access. Do not delete the structure here.
21011 (check_cond_exprs): Delete it here instead.
21012 (check_cond_exprs, exclude_cold_structs): Do not increase
21013 I when removing a structure.
21015 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
21018 * config/i386/i386.c (ix86_expand_vector_init): Consider only
21019 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
21021 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
21023 PR middle-end/34934
21024 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
21025 a fixed vector for stack.
21027 2008-01-24 Ben Elliston <bje@au.ibm.com>
21030 * doc/gcc.texi (Software development): Add a direntry for g++.
21032 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
21034 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
21035 stale and straggling -fforce-addr comments above.
21037 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
21039 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
21040 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
21042 2008-01-23 Michael Matz <matz@suse.de>
21045 * dwarf2out.c (force_type_die): Use modified_type_die instead of
21048 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
21050 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
21051 malloc result type.
21053 2008-01-23 Anatoly Sokolov <aesok@post.ru>
21055 * config/avr/avr.c (avr_current_arch): New variable.
21056 (avr_arch_types): Add 'avr31' and 'avr51' entries.
21057 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
21058 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
21059 (avr_override_options): Init 'avr_current_arch'.
21060 (base_arch_s): Move from here...
21061 * config/avr/avr.h (base_arch_s): ... here. Add new members
21062 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
21063 'mega' to 'have_jmp_call'.
21064 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
21065 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
21067 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
21069 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
21070 MULTILIB_MATCHES): Ditto.
21072 2008-01-23 Richard Guenther <rguenther@suse.de>
21074 PR middle-end/31529
21075 * cgraphunit.c (cgraph_reset_node): Always mark the node
21076 not reachable if it is not queued already.
21078 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
21080 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
21081 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
21082 (cputype_selected): New static variable.
21083 (bfin_handle_option): Set it if -mcpu is used.
21084 (override_option): Select default set of workarounds if no cpu type
21085 selected on the command line.
21086 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
21088 From Michael Frysinger <michael.frysinger@analog.com>
21089 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
21090 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
21092 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
21093 for bf547, bf523, bf524, and bf526.
21094 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
21096 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
21097 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
21098 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
21099 __ADSPBF547__ and __ADSPBF54x__ for bf547.
21100 * doc/invoke.texi (Blackfin Options): Document that
21101 -mcpu now accept bf547, bf523, bf524, and bf526.
21103 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
21105 PR rtl-optimization/34628
21106 * combine.c (try_combine): Stop and undo after the first combination
21107 if an autoincrement side-effect on the first insn has effectively
21110 2008-01-22 David Edelsohn <edelsohn@gnu.org>
21113 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
21114 Offset addresses are not valid for Altivec or paired float modes.
21116 2008-01-22 Jakub Jelinek <jakub@redhat.com>
21119 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
21120 if DECL_INITIAL (decl) is error_mark_node.
21123 * c-common.c (handle_vector_size_attribute): Only allow
21124 integral, scalar float and fixed point types. Handle OFFSET_TYPE
21125 the same way as pointer, array etc. types.
21126 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
21129 * tree.c (build_type_attribute_qual_variant): Call
21130 build_qualified_type if attributes are equal, but quals are not.
21132 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21135 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
21136 * flags.h (warn_strict_aliasing): Remove.
21137 (warn_strict_overflow): Remove.
21138 * opts.c (warn_strict_aliasing): Remove.
21139 (warn_strict_overflow): Remove.
21140 * c-opts.c (c_common_handle_option): -Wall only sets
21141 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
21142 (c_common_post_options): Give default values to -Wstrict-aliasing
21143 and -Wstrict-overflow if they are uninitialized.
21144 * common.opt (Wstrict-aliasing): Specify Var and Init.
21145 (Wstrict-overflow): Likewise.
21147 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21149 PR rtl-optimization/26854
21150 PR rtl-optimization/34400
21151 PR rtl-optimization/34884
21152 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
21154 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
21155 (df_rd_bb_info.expanded_lr_out): Deleted
21156 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
21157 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
21158 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21159 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21160 Removed code to allocate, initialize or free expanded_lr_out.
21161 (df_rd_bb_local_compute_process_def): Restructured to make more
21163 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
21164 sets if the sets are being trimmed.
21166 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
21169 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
21170 (as_vers): Likewise.
21171 * configure: Regenerated.
21173 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21175 PR middle-end/33092
21176 * tree-pass.h (pass_build_alias): New pass.
21177 * tree-ssa-alias.c (gate_build_alias): New.
21178 (pass_build_alias): New.
21179 * passes.c (init_optimization_passes): Add pass_build_alias after
21180 pass_create_structure_vars.
21182 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
21184 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
21185 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
21186 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
21187 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
21188 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
21189 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
21190 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
21191 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
21192 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
21193 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
21194 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
21195 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
21196 * config/s390/s390.md (FP_ALL): New mode iterator.
21197 (_d): New mode attribute.
21198 ("*signbit<mode>2>"): Changed mode of first operand.
21199 ("isinf<mode>2"): Changed mode of first operand.
21200 ("*TDC_insn"): Adaptation for DFP modes.
21202 2008-01-22 Ben Elliston <bje@au.ibm.com>
21204 * tree.c (check_qualified_type): Improve function description.
21206 2008-01-21 Jason Merrill <jason@redhat.com>
21209 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
21210 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
21213 2008-01-21 DJ Delorie <dj@redhat.com>
21215 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
21218 2008-01-21 Richard Guenther <rguenther@suse.de>
21220 PR middle-end/34856
21221 * tree-cfg.c (verify_expr): Allow all invariant expressions
21222 instead of just constant class ones as reference argument.
21223 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
21224 like any other constant.
21225 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
21227 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
21229 * regmove.c (fixup_match_1): Update call crossed frequencies.
21231 2008-01-21 Richard Guenther <rguenther@suse.de>
21234 * tree-inline.c (setup_one_parameter): Deal with mismatched
21235 types using a VIEW_CONVERT_EXPR.
21237 2008-01-21 Alon Dayan <alond@il.ibm.com>
21238 Olga Golovanevsky <olga@il.ibm.com>
21240 PR tree-optimization/34701
21241 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
21242 when the structure size is not a power of 2.
21244 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
21246 * doc/install.texi: Add doc for --enable-checking=df.
21248 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
21250 PR rtl-optimization/34808
21251 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
21253 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21255 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
21258 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
21260 PR rtl-optimization/26854
21261 PR rtl-optimization/34400
21262 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
21264 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
21265 (df_rd_bb_info.expanded_lr_out): New.
21266 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
21267 * loop_iv.c (iv_analysis_loop_init): Ditto.
21268 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21269 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21270 Added code to allocate, initialize or free expanded_lr_out.
21271 (df_rd_bb_local_compute_process_def): Restructured to make
21272 more understandable.
21273 (df_rd_confluence_n): Add code to do nothing with fake edges and
21274 code to no apply invalidate_by_call sets if the sets are being trimmed.
21275 (df_lr_local_finalize): Renamed to df_lr_finalize.
21276 (df_live_local_finalize): Renamed to df_live_finalize.
21278 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21281 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
21282 deciding whether to use reciprocal instructions.
21284 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
21286 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
21287 dwarf2out_note_section_used if cold_text_section is NULL.
21289 2008-01-19 Jakub Jelinek <jakub@redhat.com>
21291 PR gcov-profile/34610
21292 * tree-cfg.c (make_edges): Mark both outgoing edges from
21293 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
21294 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
21295 from OMP_FOR and OMP_CONTINUE outgoing edges.
21297 * tree-profile.c (tree_profiling): Return early if
21298 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
21300 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
21301 from cfun to child_cfun.
21302 * function.h (struct function): Add after_tree_profile bit.
21304 2008-01-19 Anatoly Sokolov <aesok@post.ru>
21306 * config/avr/avr.S (_exit): Disable interrupt.
21308 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
21309 Steven Bosscher <stevenb.gcc@gmail.com>
21311 PR rtl-optimization/26854
21312 PR rtl-optimization/34400
21313 * df-problems.c (df_live_scratch): New scratch bitmap.
21314 (df_live_alloc): Allocate df_live_scratch when doing df_live.
21315 (df_live_reset): Clear the proper bitmaps.
21316 (df_live_bb_local_compute): Only process the artificial defs once
21317 since the order is not important.
21318 (df_live_init): Init the df_live sets only with the variables
21319 found live by df_lr.
21320 (df_live_transfer_function): Use the df_lr sets to prune the
21321 df_live sets as they are being computed.
21322 (df_live_free): Free df_live_scratch.
21324 2008-01-18 Ian Lance Taylor <iant@google.com>
21326 * common.opt: Add fmerge-debug-strings.
21327 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
21328 flag_merge_debug_strings rather than flag_merge_constants.
21329 * doc/invoke.texi (Option Summary): Mention
21330 -fmerge-debug-strings.
21331 (Debugging Options): Document -fmerge-debug-strings.
21333 2008-01-18 Ian Lance Taylor <iant@google.com>
21336 * tree.h (DECL_IS_OPERATOR_NEW): Define.
21337 (struct tree_function_decl): Add new field operator_new_flag.
21338 * tree-inline.c (expand_call_inline): When inlining a call to
21339 operator new, force the return value to go into a variable, and
21340 set DECL_NO_TBAA_P on that variable.
21341 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
21343 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
21346 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
21347 DWARF2_DEBUGGING_INFO.
21348 (dwarf2out_note_section_used): Ditto. Add prototype.
21349 (have_multiple_function_sections, text_section_used,
21350 cold_text_section_used, *cold_text_sections): Move declarations
21353 2008-01-17 Bob Wilson <bob.wilson@acm.org>
21355 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
21356 field and add signal_ra.
21357 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
21358 assignments to frame state pc. Move end of stack check after
21359 MD_FALLBACK_FRAME_STATE_FOR.
21360 (uw_update_context_1): Use frame state signal_regs if set, instead
21361 of checking signal_frame flag.
21362 (uw_update_context): Use frame state signal_ra if set.
21363 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
21364 * config/xtensa/linux-unwind.h: New file.
21366 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
21368 * modulo-sched.c (get_sched_window): Fix comment typo.
21370 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
21372 PR tree-optimization/34648
21373 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
21375 2008-01-17 Anatoly Sokolov <aesok@post.ru>
21377 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
21378 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
21380 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
21382 PR rtl-optimization/34400
21383 * df-core.c (df_worklist_dataflow_overeager,
21384 df_worklist_dataflow_doublequeue): New functions.
21385 (df_worklist_dataflow): Two different worklist solvers.
21386 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
21389 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21392 * doc/invoke.texi: Document the dependence on pthread for fopenmp
21393 and ftree-parallelize-loops.
21395 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
21397 PR rtl-optimization/34826
21398 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
21400 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
21402 * global.c (find_reg): Mark the eh regs as used if necessary.
21403 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
21404 * ra.h (struct allocno): no_eh_reg field added. Changed
21405 no_stack_reg type to bitfield.
21407 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
21409 * tree.c (substitute_in_expr): Add missing 'break'.
21411 2008-01-17 Richard Guenther <rguenther@suse.de>
21413 PR tree-optimization/34825
21414 * tree-ssa-math-opts.c (is_division_by): Do not recognize
21415 x / x as division to handle.
21417 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21419 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
21420 "-pthread" is specified.
21421 * pa-hpux11.h (LIB_SPEC): Likewise.
21423 2008-01-16 Janis Johnson <janis187@us.ibm.com>
21424 Peter Bergner <bergner@vnet.ibm.com>
21426 PR rtl-optimization/33796
21427 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
21429 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21431 PR libgfortran/34699
21432 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
21434 * pa-hpux10.h (LINK_SPEC): Likewise.
21435 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
21437 2008-01-16 Richard Guenther <rguenther@suse.de>
21439 PR middle-end/32628
21440 * fold-const.c (fold_convert_const_int_from_int): Do not
21441 set overflow if that occured only because of a sign extension
21442 change when converting from/to a sizetype with the same
21443 precision and signedness.
21445 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21448 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
21449 location address to the correct place. Update copyright year.
21451 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21453 * lambda-code.c (lambda_transform_legal_p): Handle the case of
21454 no dependences in the dependence_relations vector.
21456 2008-01-16 Jan Hubicka <jh@suse.cz>
21458 PR rtl-optimization/31396
21459 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
21460 * cfg.c (dump_reg_info): Print it.
21461 * regs.h (struct reg_info_t): add freq_calls_crossed.
21462 (REG_FREQ_CALLS_CROSSED): New macro.
21463 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
21464 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
21465 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
21466 regmove_optimize): Update call crossed frequencies.
21467 * local-alloc.c (struct qty): Add freq_calls_crossed.
21468 (alloc_qty): Copute freq_calls_crossed.
21469 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
21470 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
21471 * ra.h (struct allocno): Add freq_calls_crossed.
21473 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21475 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
21476 libgomp when compiling with ftree-parallelize-loops.
21477 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
21479 2008-01-16 Richard Guenther <rguenther@suse.de>
21481 PR tree-optimization/34769
21482 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
21483 * tree.c (int_cst_value): Instead make this function more
21484 permissive in what it accepts as valid input. Document this
21485 function always sign-extends the value.
21487 2008-01-16 Jakub Jelinek <jakub@redhat.com>
21488 Richard Guenther <rguenther@suse.de>
21491 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
21492 (gimple_fold_indirect_ref_rhs): ... this.
21493 (gimple_fold_indirect_ref): New function with foldings
21494 that preserve lvalueness.
21495 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
21496 * tree-flow.h (gimple_fold_indirect_ref): Declare.
21497 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
21498 to fold an INDIRECT_REF, fall back to the old use of
21499 fold_indirect_ref_1.
21501 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21503 * tree-data-ref.c (subscript_dependence_tester_1): Call
21504 free_conflict_function.
21505 (compute_self_dependence): Same.
21507 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21510 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
21511 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
21513 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
21514 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
21515 for DWARF2_UNWIND_INFO targets.
21517 2008-01-16 Richard Guenther <rguenther@suse.de>
21520 * c-typeck.c (common_pointer_type): Do not merge inconsistent
21521 type qualifiers for function types.
21523 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
21525 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
21526 loop_iterator li from previous commit.
21528 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
21530 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
21532 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21534 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
21535 (parallelize_loops): Don't parallelize irreducible components.
21537 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21540 * c-opts (c_common_post_options): Do not enable CPP
21541 flag_pedantic_errors by default.
21543 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
21545 PR rtl-optimization/31944
21546 * cse.c (remove_pseudo_from_table): New function.
21547 (merge_equiv_classes): Use above function to remove pseudo-registers.
21548 (invalidate): Likewise.
21550 2008-01-13 Richard Guenther <rguenther@suse.de>
21552 PR middle-end/34601
21553 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
21554 instead of TYPE_MODE to deal with calls from expand_one_error_var.
21556 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
21558 * gcse.c (cprop_jump): Call validate_unshare_change instead of
21559 validate_change to unshare the source of the PC set.
21561 2008-01-12 Jan Hubicka <jh@suse.cz>
21563 PR middle-end/32135
21564 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
21565 references above array bounds. This might trigger bounds checks for
21566 pointers to arrays.
21568 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21570 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
21571 new_replaceable_dependencies.
21573 2008-01-12 Doug Kwan <dougkwan@google.com>
21575 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
21576 instead of OPT_Wreturn_type in warning due to ignored return type
21578 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
21579 options included in -Wextra.
21580 * c.opt: New option -Wignored_qualifiers.
21581 * doc/invoke.texi (Warning Options, -Wextra): Add new option
21582 -Wignore_qualifiers.
21583 (-Wignored-qualifiers): Document.
21584 (-Wreturn-type): Remove description of functionality now handled
21585 by -Wignored-qualifiers.
21587 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
21590 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
21591 NOP_EXPR if it is between integral types with the same precision.
21593 2008-01-12 Jan Hubicka <jh@suse.cz>
21596 * invoke.texi (max-inline-recursive-depth): Fix default value.
21598 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
21600 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
21603 2008-01-11 Bob Wilson <bob.wilson@acm.org>
21605 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
21607 2008-01-11 James E. Wilson <wilson@specifix.com>
21610 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
21612 2008-01-11 Anatoly Sokolov <aesok@post.ru>
21614 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
21615 save/restore frame pointer register and don't use 'call-prologues'
21616 optimization in function with "OS_task" attribute.
21618 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
21620 PR middle-end/31309
21621 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
21622 when copying to memory.
21624 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
21626 PR rtl-optimization/30905
21627 * cfgcleanup.c: Include dce.h
21628 (crossjumps_occured): New global variable.
21629 (try_crossjump_bb): Exit loop after finding a fallthru edge.
21630 If something changed, set crossjumps_occured to true.
21631 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
21632 Don't add/remove fake edges to exit here...
21633 (cleanup_cfg): ...but do it here, when crossjumping.
21634 Run a fast DCE when successful crossjumps occured in the latest
21635 iteration of try_optimize_cfg.
21637 2008-01-11 Richard Guenther <rguenther@suse.de>
21639 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
21640 (struct vn_unary_op_s): Likewise.
21641 (vn_reference_insert): Free old reference on hash collision.
21643 2008-01-10 Raksit Ashok <raksit@google.com>
21645 PR rtl-optimization/27971
21646 * combine.c (find_split_point): Split PLUS expressions which are
21647 inside a MEM rtx, and whose first operand is complex.
21649 2008-01-10 DJ Delorie <dj@redhat.com>
21651 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
21652 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
21653 (m32c_hard_regno_ok): Call the underlying function.
21655 2008-01-10 Richard Guenther <rguenther@suse.de>
21657 PR middle-end/34683
21658 * tree-cfg.c (tree_merge_blocks): Do not go through the
21659 full-blown folding and stmt updating path if we just deal
21660 with virtual operands.
21661 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
21662 test for abnormal SSA_NAMEs.
21664 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
21666 PR middle-end/34641
21667 * reload.c (push_reload): Add assertions. All constants from
21668 reg_equiv_constant should have been used for replacing the respective
21670 (find_reloads_address): Invoke find_reloads_address_part for
21671 constant taken from the reg_equiv_constant array.
21673 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
21675 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
21676 field (valnum) the first in the struct. Replace bools with
21679 2008-01-10 Richard Guenther <rguenther@suse.de>
21681 PR tree-optimization/34651
21682 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
21683 types and ordering for masking and converting.
21685 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
21687 PR tree-optimization/34017
21688 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
21689 also for PHI_NODE expressions.
21691 2008-01-09 Jan Hubicka <jh@suse.cz>
21693 PR tree-optimization/34708
21694 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
21695 based on number of case labels.
21696 (init_inline_once): Remove switch_cost.
21697 * tree-inline.h (eni_weights_d): Remove switch_cost.
21699 2008-01-09 Richard Guenther <rguenther@suse.de>
21700 Andrew Pinski <andrew_pinski@playstation.sony.com>
21702 PR middle-end/30132
21703 * gimplify.c (gimplify_cond_expr): Do not create an addressable
21704 temporary if an rvalue is ok or an lvalue is not required.
21706 2008-01-09 Richard Guenther <rguenther@suse.de>
21708 PR middle-end/34458
21709 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
21710 adjust return type.
21712 2008-01-09 Richard Guenther <rguenther@suse.de>
21714 PR middle-end/34679
21715 * tree.c (host_integerp): Check for sizetype only if the
21716 type is an integer type.
21718 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
21721 * opts.c (decode_options): Disable inlining of functions called
21722 once if not in unit-at-a-time mode.
21724 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
21726 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
21728 2008-01-08 Richard Guenther <rguenther@suse.de>
21730 PR middle-end/31863
21731 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
21732 out early if the result will be unused.
21734 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
21739 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21740 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
21743 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
21745 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
21746 for vectorization tuned.
21748 2008-01-08 Richard Guenther <rguenther@suse.de>
21750 PR tree-optimization/34683
21751 * tree-ssa-operands.c (operand_build_cmp): Export.
21752 * tree-ssa-operands.h (operand_build_cmp): Declare.
21753 * tree-vn.c (vuses_compare): Remove.
21754 (sort_vuses): Use operand_build_cmp.
21755 (sort_vuses_heap): Likewise.
21756 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
21757 to re-use old VEC if available. Do not sort already sorted VUSEs.
21758 (vdefs_to_vec): Do not sort already sorted VDEFs.
21760 2008-01-08 Jakub Jelinek <jakub@redhat.com>
21762 PR middle-end/34694
21763 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
21765 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
21768 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
21769 limitations of reciprocal sequences on x86 targets.
21771 2008-01-08 Richard Guenther <rguenther@suse.de>
21773 PR tree-optimization/34683
21774 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
21776 2008-01-07 Jakub Jelinek <jakub@redhat.com>
21779 * config/darwin.c (darwin_mergeable_string_section): Don't use
21780 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
21782 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
21785 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
21786 negxf2. Macroize expander using X87MODEF mode iterator. Change
21787 predicates of op0 and op1 to register_operand.
21788 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
21789 expander using X87MODEF mode iterator. Change predicates of
21790 op0 and op1 to register_operand.
21791 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
21792 corresponding patterns and macroize using MODEF macro. Change
21793 predicates of op0 and op1 to register_operand and remove
21794 "m" constraint. Disparage "r" alternative with "!".
21795 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
21796 macroize using X87MODEF macro. Change predicates of op0 and op1
21797 to register_operand and remove "m" constraint. Disparage "r"
21798 alternative with "!".
21799 (absneg splitter with memory operands): Remove.
21800 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
21801 patterns and macroize using X87MODEF mode iterator.
21802 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
21803 Change predicate of op1 to register_operand.
21804 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
21805 for memory operands.
21807 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
21809 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
21811 2008-01-07 Richard Guenther <rguenther@suse.de>
21813 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
21816 2008-01-07 Richard Guenther <rguenther@suse.de>
21818 PR tree-optimization/34683
21819 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
21820 VOPs of the needed size to save memory. Use VEC_quick_push
21821 to save compile-time.
21822 (vdefs_to_vec): Likewise.
21824 2008-01-07 Sa Liu <saliu@de.ibm.com>
21826 * config/spu/spu.md (divdf3): Genetate inline code for double
21827 division. The implementation doesn't handle INF or NAN, therefore it
21828 only applies when -ffinite-math-only is given.
21830 2008-01-06 Paolo Carlini <pcarlini@suse.de>
21833 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
21834 * doc/cpp.texi ([Common Predefined Macros]): Document.
21836 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
21838 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
21839 order to use commutative addition instead of subtraction.
21841 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
21842 Mircea Namolaru <namolaru@il.ibm.com>
21843 Vladimir Yanovsky <yanov@il.ibm.com>
21844 Revital Eres <eres@il.ibm.com>
21846 PR tree-optimization/34263
21847 * tree-outof-ssa.c (process_single_block_loop_latch,
21848 contains_tree_r): New functions.
21849 (analyze_edges_for_bb): Call process_single_block_loop_latch
21850 function to empty single-basic-block latch block if possible.
21852 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21854 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
21856 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
21858 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
21860 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
21862 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
21864 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
21866 2008-01-05 Jakub Jelinek <jakub@redhat.com>
21868 PR tree-optimization/34618
21869 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
21872 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21875 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
21876 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
21877 Update copyright year.
21879 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
21880 Update copyright year.
21881 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
21884 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
21886 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
21887 edge does not point to current bb before changing need_assert.
21889 2008-01-04 Richard Guenther <rguenther@suse.de>
21891 PR middle-end/34029
21892 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
21893 for verifying purposes if they are is_gimple_min_invariant.
21895 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
21897 PR tree-optimization/34448
21898 PR tree-optimization/34465
21899 * gimplify.c (gimplify_init_constructor): Add new parameter
21900 notify_temp_creation. Use it.
21901 (gimplify_modify_expr_rhs): Take volatiles into account when
21902 optimizing constructors.
21903 Do not optimize constructors if gimplify_init_constructor will dump to
21905 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
21906 * gcc.c-torture/compile/pr34448.c: New.
21908 2008-01-04 Jakub Jelinek <jakub@redhat.com>
21910 PR gcov-profile/34609
21911 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
21912 return_slot if result is TREE_ADDRESSABLE.
21914 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
21916 * config/mips/mips.md (sqrt_condition): Tweak comment.
21917 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
21919 2008-01-03 Tom Tromey <tromey@redhat.com>
21922 * c-common.c (c_type_hash): Handle VLAs.
21924 2008-01-03 Jan Hubicka <jh@suse.cz>
21926 PR tree-optimization/31081
21927 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
21928 0 when inlining and not inlining to first basic block.
21929 (remap_decl): When var is initialized to 0, don't set default_def.
21930 (expand_call_inline): Set entry_bb.
21931 * tree-inline.h (copy_body_data): Add entry_bb.
21933 2008-01-03 Jakub Jelinek <jakub@redhat.com>
21936 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
21939 PR tree-optimization/29484
21940 * tree-inline.c (inline_forbidden_p_2): New function.
21941 (inline_forbidden_p): Disallow inlining if some static var
21942 has an address of a local LABEL_DECL in its initializer.
21943 * doc/extend.texi (Labels as Values): Document &&foo behaviour
21946 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
21948 PR tree-optimization/34635
21949 * tree-data-ref.c (add_other_self_distances): Make sure that the
21950 evolution step is constant.
21952 2008-01-03 Jakub Jelinek <jakub@redhat.com>
21954 PR middle-end/34608
21955 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
21957 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
21959 * tree-sra.c (scalarize_init): Insert the generate_element_init
21960 statements after the generate_element_zero statements.
21962 2008-01-02 Richard Guenther <rguenther@suse.de>
21964 PR middle-end/34093
21965 PR middle-end/31976
21966 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
21967 for very large number of operands instead of ICEing.
21969 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
21972 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
21973 while stack probing.
21975 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
21977 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
21980 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
21982 PR libmudflap/26442
21983 * tree-mudflap.c (mx_register_decls): Guard warning by
21984 !DECL_ARTIFICIAL check.
21986 2008-01-01 Jakub Jelinek <jakub@redhat.com>
21988 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
21989 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
21990 sse5_perm<mode>): Fix constraints.