1 2008-09-02 Jan Hubicka <jh@suse.cz>
3 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
4 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and sdiv_pow2_cheap
6 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
8 * expr.c (emit_group_store): Don't assert stack temp mode size.
10 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
13 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
14 and -fno-toplevel-reorder after handle_options.
16 2008-09-02 Paul Brook <paul@codesourcery.com>
18 * config/arm/arm.c (arm_tune_cortex_a9): Define.
19 (arm_override_options): Set arm_tune_cortex_a9.
20 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
21 (arm_issue_rate): Handle cortexa9.
22 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
23 * config/arm/arm-cores.def: Add cortex-a9.
24 * config/arm/arm-tune.md: Regenerate.
25 * config/arm/arm.md: Include cortex-a9.md.
26 (generic_sched, generic_vfp): Add cortexa9.
27 * config/arm/cortex-a9.md: New file.
29 2008-09-02 Richard Guenther <rguenther@suse.de>
31 PR tree-optimization/37327
32 * tree-vrp.c (register_new_assert_for): Make sure to not have
33 TREE_OVERFLOW set on the bound.
35 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
37 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
39 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
40 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
43 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
45 * gcc/config/spu/spu.md (divdf3): Removed.
47 2008-09-02 Jakub Jelinek <jakub@redhat.com>
49 PR tree-optimization/37095
50 * cgraph.c (cgraph_node): When creating new cgraph node after
51 assembler_name_hash has been populated, record it in the hash
54 2008-09-01 Paul Brook <paul@codesourcery.com>
56 * doc/invoke.texi: Document -mword-relocations.
57 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
58 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
59 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
60 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
61 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
62 (arm_emit_movpair): New function.
63 (arm_print_operand <c>): Handle sybolic addresses.
64 * config/arm/arm.h (TARGET_USE_MOVT): Define.
65 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
66 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
67 * config/arm/arm.opt: Add -mword-relocations.
68 * config/arm/arm.md (movsi): Use arm_emit_movpair.
69 (arm_movt, arm_movw): New.
71 2008-09-01 Paul Brook <paul@codesourcery.com>
73 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
74 Allow Interworking on ARMv4 EABI based targets.
75 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
76 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
78 2008-09-01 Paul Brook <paul@codesourcery.com>
80 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
81 optimized LT0 test. Remove optimization for GT.
83 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
85 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
87 * pa-hpux11.h (LIB_SPEC): Likewise.
89 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS is
92 2008-09-01 Jan Hubicka <jh@suse.cz>
94 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
95 present, use only counts; when guessed use only frequencies.
96 (estimate_bb_frequencies): Use function_frequency.
97 * profile.c (compute_branch_probabilities): Exit early when
98 profile reading failed. Set profile_status.
99 (branch_prob): Do not set profile_status.
101 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
103 * tree.c (protected_set_expr_location): New.
104 * tree.h (protected_set_expr_location): New prototype.
105 * c-tree.h (build_array_ref): Add argument.
106 (parser_build_unary_op): Same.
107 * c-typeck.c (build_indirect_ref): Handle new location argument.
108 (build_array_ref): Same.
109 (parser_build_unary_op): Same.
110 * gimplify.c (gimplify_asm_expr): Set input_location before calling
112 * c-omp.c (c_finish_omp_atomic): Pass location when calling
114 * c-common.c (finish_label_address_expr): Handle new location
116 * c-common.h (build_indirect_ref): Add argument.
117 (finish_label_address_expr): Same.
118 * c-parser.c (c_parser_unary_expression): Pass location to build
120 (c_parser_postfix_expression): Same.
122 2008-09-01 Paul Brook <paul@codesourcery.com>
124 * config/arm/arm.md: Include cortex-r4f.md.
125 (attr fpu): Update type list.
126 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
127 fconstd, fcmps and fcmpd.
128 (attr tune_cortexr4): Define.
129 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
130 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
131 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
132 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
133 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn
135 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
136 cortex_a8_vfp_farith: Ditto.
137 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
138 * config/arm/cortex-r4.md: Use tune_cortexr4.
139 * config/arm/cortex-r4f.md: New file.
141 2008-09-01 Richard Guenther <rguenther@suse.de>
143 PR tree-optimization/37305
144 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
145 the result of constant conversions.
146 (fold_gimple_assign): Likewise.
148 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
150 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
151 #ifdef ENABLE_CHECKING.
153 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
155 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
156 * sched-int.h (print_insn, print_pattern, print_value): Declare also
157 when !INSN_SCHEDULING.
159 2008-09-01 Andreas Schwab <schwab@suse.de>
161 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
163 2008-09-01 Paul Brook <paul@codesourcery.com>
165 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
167 2008-09-01 Jan Hubicka <jh@suse.cz>
169 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
171 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P): Pass speed operand.
172 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
173 * gimplify.c (gimplify_init_constructor): Add speed operand.
174 * tree-sra.c (decide_block_copy): Likewise.
175 * tree-inline.c (estimate_move_cost): Likewise.
176 * config/alpha/alpha.h (MOVE_RATIO): Update.
177 * config/frv/frv.c (MOVE_RATIO): Update.
178 * config/spu/spu.h (MOVE_RATIO): Update.
179 * config/sparc/sparc.h (MOVE_RATIO): Update.
180 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
181 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
182 * config/cris/cris.h (MOVE_RATIO): Update.
183 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
184 * config/arm/arm.h (MOVE_RATIO): Update.
185 * config/pa/pa.md: Update uses of MOVE_RATIO
186 * config/pa/pa.h (MOVE_RATIO): Update.
187 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES, CLEAR_RATIO, SET_RATIO): Update.
188 * config/h8300/h8300.h (MOVE_RATIO): Update.
189 * config/v850/v850.h (MOVE_RATIO): Update.
190 * config/bfin/bfin.h (MOVE_RATIO): Update.
192 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
193 Dmitry Melnik <dm@ispras.ru>
194 Dmitry Zhurikhin <zhur@ispras.ru>
195 Alexander Monakov <amonakov@ispras.ru>
196 Maxim Kuvyrkov <maxim@codesourcery.com>
198 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
199 sel-sched-dump.c, sel-sched-ir.c: New files.
200 * Makefile.in (OBJS-common): Add selective scheduling object
202 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
203 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
204 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
205 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
206 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
207 (make_forwarder_block): Update loop latch if we have redirected
209 * cfgloop.c (get_loop_body_in_custom_order): New function.
210 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
211 (CP_FALLTHRU_PREHEADERS): Likewise.
212 (get_loop_body_in_custom_order): Declare.
213 * cfgloopmanip.c (has_preds_from_loop): New.
214 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
215 Assert that the preheader edge will be fall thru when it is set.
216 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
217 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
218 fsel-sched-substitution, fselective-scheduling): New flags.
219 * cse.c (hash_rtx_cb): New.
221 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
222 sel_sched_insn_cnt): New counters.
223 * final.c (compute_alignments): Export. Free dominance info after loop_optimizer_finalize.
224 * genattr.c (main): Output maximal_insn_latency prototype.
225 * genautomata.c (output_default_latencies): New. Factor its code from ...
226 (output_internal_insn_latency_func): ... here.
227 (output_internal_maximal_insn_latency_func): New.
228 (output_maximal_insn_latency_func): New.
229 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
230 (struct hard_reg_set_iterator): New.
231 (hard_reg_set_iter_init, hard_reg_set_iter_set,
232 hard_reg_set_iter_next): New functions.
233 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
234 * lists.c (remove_free_INSN_LIST_node,
235 remove_free_EXPR_LIST_node): New functions.
236 * loop-init.c (loop_optimizer_init): When LOOPS_HAVE_FALLTHRU_PREHEADERS,
237 set CP_FALLTHRU_PREHEADERS when calling create_preheaders.
238 (loop_optimizer_finalize): Do not verify flow info after reload.
239 * recog.c (validate_replace_rtx_1): New parameter simplify.
240 Default it to true. Update all uses. Factor out simplifying
242 (simplify_while_replacing): ... this new function.
243 (validate_replace_rtx_part,
244 validate_replace_rtx_part_nosimplify): New.
245 * recog.h (validate_replace_rtx_part,
246 validate_replace_rtx_part_nosimplify): Declare.
247 * rtl.c (rtx_equal_p_cb): New.
248 (rtx_equal_p): Use it.
249 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
250 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
251 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
252 * vecprim.h: Add a vector type for unsigned int.
253 * haifa-sched.c: Include vecprim.h and cfgloop.h.
254 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
255 ready_try, cycle_issued_insns, spec_info): Make global.
256 (readyp): Initialize.
257 (dfa_lookahead): New global variable.
258 (old_max_uid, old_last_basic_block): Remove.
259 (h_i_d): Make it a vector.
260 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
262 (after_recovery, adding_bb_to_current_region_p):
263 New variables to handle correct insertion of the recovery code.
264 (struct ready_list): Move declaration to sched-int.h.
265 (rgn_n_insns): Removed.
266 (rtx_vec_t): Move to sched-int.h.
267 (find_insn_reg_weight): Remove.
268 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
269 (haifa_init_h_i_d, haifa_finish_h_i_d):
270 New functions to initialize / finalize haifa instruction data.
271 (extend_h_i_d, init_h_i_d): Rewrite.
272 (unlink_other_notes): Move logic to add_to_note_list. Handle
274 (ready_lastpos, ready_element, ready_sort, reemit_notes,
275 find_fallthru_edge): Make global, remove static prototypes.
276 (max_issue): Make global. Add privileged_n and state parameters. Use
278 (extend_global, extend_all): Removed.
279 (init_before_recovery): Add new param. Fix the handling of the case
280 when we insert a recovery code before the EXIT which has a predecessor
281 with a fallthrough edge to it.
282 (create_recovery_block): Make global. Rename to
283 sched_create_recovery_block. Update.
284 (change_pattern): Rename to sched_change_pattern. Make global.
285 (speculate_insn): Rename to sched_speculate_insn. Make global.
286 Split haifa-specific functionality into ...
287 (haifa_change_pattern): New static function.
288 (sched_extend_bb): New static function.
289 (sched_init_bbs): New function.
290 (current_sched_info): Change type to struct haifa_sched_info.
291 (insn_cost): Adjust for selective scheduling.
292 (dep_cost_1): New function. Move logic from ...
293 (dep_cost): ... here.
294 (dep_cost): Use dep_cost_1.
295 (contributes_to_priority_p): Use sched_deps_info instead of
297 (priority): Adjust to work with selective scheduling. Process the
298 corner case when all dependencies don't contribute to priority.
299 (rank_for_schedule): Use ds_weak instead of dep_weak.
300 (advance_state): New function. Move logic from ...
301 (advance_one_cycle): ... here.
302 (add_to_note_list, concat_note_lists): New functions.
303 (rm_other_notes): Make static. Adjust for selective scheduling.
304 (remove_notes, restore_other_notes): New functions.
305 (move_insn): Add two arguments. Update assert. Don't call
307 (choose_ready): Remove lookahead variable, use dfa_lookahead.
308 Remove more_issue, max_points. Move the code to initialize
309 max_lookahead_tries to max_issue.
310 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
311 ready. Adjust use of move_insn. Call restore_other_notes.
313 (sched_init, sched_finish): Move Haifa-specific initialization/
315 (haifa_sched_init, haifa_sched_finish): ... respectively.
317 (setup_sched_dump): New function.
318 (haifa_init_only_bb): New static function.
319 (haifa_speculate_insn): New static function.
320 (try_ready): Use haifa_* instead of speculate_insn and
322 (extend_ready, extend_all): Remove.
323 (sched_extend_ready_list, sched_finish_ready_list): New functions.
324 (create_check_block_twin, add_to_speculative_block): Use
325 haifa_insns_init instead of extend_global. Update to use new
326 initialization functions. Change parameter. Factor out code from
327 create_check_block_twin to ...
328 (sched_create_recovery_edges) ... this new function.
330 (sched_scan_info): New.
331 (extend_bb): Use sched_scan_info.
332 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
333 static functions for walking through scheduling region.
334 (sched_luids): New vector variable to replace uid_to_luid.
335 (luids_extend_insn): New function.
336 (sched_max_luid): New variable.
337 (luids_init_insn): New function.
338 (sched_init_luids, sched_finish_luids): New functions.
339 (insn_luid): New debug function.
340 (sched_extend_target): New function.
341 (haifa_init_insn): New static function.
342 (sched_init_only_bb): New hook.
343 (sched_split_block): New hook.
344 (sched_split_block_1): New function.
345 (sched_create_empty_bb): New hook.
346 (sched_create_empty_bb_1): New function.
347 (common_sched_info, ready): New global variables.
348 (current_sched_info_var): Remove.
349 (move_block_after_check): Use common_sched_info.
350 (haifa_luid_for_non_insn): New static function.
351 (init_before_recovery): Use haifa_init_only_bb instead of
353 (increase_insn_priority): New.
354 * modulo-sched.c: (issue_rate): Remove static declaration.
355 (sms_sched_info): Change type to haifa_sched_info.
356 (sms_sched_deps_info, sms_common_sched_info): New variables.
357 (setup_sched_infos): New.
358 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
359 Do not call regstat_free_calls_crossed.
360 (sms_print_insn): Use const_rtx.
361 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
362 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
363 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
364 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
365 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
366 current_sched_info to use it.
367 (enum reg_pending_barrier_mode): Move to sched-int.h.
368 (h_d_i_d): New variable. Initialize to NULL.
369 ({true, output, anti, spec, forward}_dependency_cache): Initialize
371 (estimate_dep_weak): Remove static declaration.
372 (sched_has_condition_p): New function. Adjust users of
373 sched_get_condition to use it instead.
374 (conditions_mutex_p): Add arguments indicating which conditions are
376 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
377 argument to indicate whether returned condition is reversed. Do not
378 generate new rtx when condition should be reversed; indicate it by
379 setting new argument instead.
380 (add_dependence_list_and_free): Add deps parameter.
381 Update all users. Do not free dependence list when
382 deps context is readonly.
383 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
385 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
386 (remove_from_deps): New. Use the above functions.
387 (cur_insn, can_start_lhs_rhs_p): New static variables.
388 (add_or_update_back_dep_1): Initialize present_dep_type.
389 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
390 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
391 haifa_note_dep): New functions implementing dependence hooks for
393 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
394 note_dep): New functions.
395 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
397 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
398 (free_deps): Initialize deps->reg_last.
399 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
400 sched_analyze_insn): Update to use dependency hooks infrastructure
401 and readonly contexts.
402 (deps_analyze_insn): New function. Move part of logic from ...
403 (sched_analyze): ... here. Also move some logic to ...
404 (deps_start_bb): ... here. New function.
405 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
407 (sched_deps_init): New function. Move code from ...
408 (init_dependency_caches): ... here. Remove.
409 (init_deps_data_vector): New.
410 (sched_deps_finish): New function. Move code from ...
411 (free_dependency_caches): ... here. Remove.
412 (init_deps_global, finish_deps_global): Adjust for use with
413 selective scheduling.
414 (get_dep_weak): Move logic to ...
415 (get_dep_weak_1): New function.
416 (ds_merge): Move logic to ...
417 (ds_merge_1): New static function.
418 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
419 (ds_get_max_dep_weak): New function.
420 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
421 (n_insns): Rename to rgn_n_insns.
422 (debug_ebb_dependencies): New function.
423 (init_ready_list): Use it.
424 (begin_schedule_ready): Use sched_init_only_bb.
425 (ebb_print_insn): Indicate when an insn starts a new cycle.
426 (contributes_to_priority, compute_jump_reg_dependencies,
427 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
428 (add_block1): Remove to ebb_add_block.
429 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
430 (schedule_ebb): Initialize them. Use remove_notes instead of
431 rm_other_notes. Use haifa_local_init/finish.
432 (schedule_ebbs): Use haifa_sched_init/finish.
433 * sched-int.h: Include vecprim.h, remove rtl.h.
434 (struct ready_list): Delete declaration.
435 (sched_verbose_param, enum sched_pass_id_t,
436 bb_vec_t, insn_vec_t, rtx_vec_t): New.
437 (struct sched_scan_info_def): New structure.
438 (sched_scan_info, sched_scan, sched_init_bbs,
439 sched_init_luids, sched_finish_luids, sched_extend_target,
440 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
441 (struct common_sched_info_def): New.
442 (common_sched_info, haifa_common_sched_info,
443 sched_emulate_haifa_p): Declare.
445 (sched_luids): Declare.
446 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
447 (sched_max_luid, insn_luid): Declare.
448 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
449 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
450 print_insn, print_pattern, print_value, haifa_classify_insn,
451 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
452 setup_sched_dump, sched_init, sched_finish,
453 sel_insn_is_speculation_check): Export.
454 (struct ready_list): Move from haifa-sched.c.
455 (ready_try, ready, max_issue): Export.
456 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
457 sched_init_only_bb, sched_split_block, sched_split_block_1,
458 sched_create_empty_bb, sched_create_empty_bb_1,
459 sched_create_recovery_block, sched_create_recovery_edges): Export.
460 (enum reg_pending_barrier_mode): Export.
461 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
463 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
464 print_insn field. Move add_block and fix_recovery_cfg to
465 common_sched_info_def. Move compute_jump_reg_dependencies, use_cselib ...
466 (struct sched_deps_info_def): ... this new structure.
467 (sched_deps_info): Declare.
468 (struct spec_info_def): Remove weakness_cutoff, add
469 data_weakness_cutoff and control_weakness_cutoff.
470 (spec_info): Declare.
471 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
473 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
474 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
475 (current_sched_info): Change type to struct haifa_sched_info.
476 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
477 (h_d_i_d): New variable.
478 (HDID): New accessor macro.
479 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
480 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
482 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
483 (enum SCHED_FLAGS): Update for selective scheduler.
484 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
485 (init_dependency_caches, free_dependency_caches): Delete declarations.
486 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
487 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
488 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
489 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
490 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
492 (rm_other_notes): Delete declaration.
493 (schedule_block): Remove one argument.
494 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
495 ready_element, ready_lastpos, sched_extend_ready_list,
496 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
497 concat_note_lists): Export.
498 (struct region): Move from sched-rgn.h.
499 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
500 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
501 BLOCK_TO_BB, CONTAINING_RGN): Export.
502 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
503 (current_nr_blocks, current_blocks, target_bb): Likewise.
504 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
505 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
506 sched_rgn_local_init, extend_regions,
507 rgn_make_new_region_out_of_new_block, compute_priorities,
508 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
509 extend_rgns, deps_join rgn_setup_common_sched_info,
510 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
511 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
512 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
513 increase_insn_priority): Likewise.
514 * sched-rgn.c: Include sel-sched.h.
515 (ref_counts): New static variable. Use it ...
516 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
517 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
518 (sched_is_disabled_for_current_region_p): Delete static declaration.
519 (struct region): Move to sched-int.h.
520 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
521 ebb_head): Define and initialize.
522 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
523 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
524 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
526 (find_single_block_region): Add new argument to indicate that EBB
527 regions should be constructed.
528 (debug_live): Delete declaration.
529 (current_nr_blocks, current_blocks, target_bb): Remove static qualifiers.
530 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
532 (init_regions): Delete declaration.
533 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
534 rgn_estimate_number_of_insns): New.
535 (too_large): Use estimate_number_of_insns.
536 (haifa_find_rgns): New. Move the code from ...
537 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
538 (free_trg_info): New.
539 (compute_trg_info): Allocate candidate tables here instead of ...
540 (init_ready_list): ... here.
541 (rgn_print_insn): Use const_rtx.
542 (contributes_to_priority, extend_regions): Delete static declaration.
543 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
544 (add_block1): Rename to rgn_add_block.
545 (debug_rgn_dependencies): Delete static qualifier.
546 (new_ready): Use sched_deps_info. Simplify.
547 (rgn_common_sched_info, rgn_const_sched_deps_info,
548 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info): New.
549 (region_sched_info): Rename to rgn_const_sched_info.
550 (deps_join): New, extracted from ...
551 (propagate_deps): ... here.
552 (compute_block_dependences, debug_dependencies): Update for selective
554 (free_rgn_deps, compute_priorities): New functions.
555 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
556 sched_rgn_compute_dependencies): New functions.
557 (schedule_region): Use them.
558 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
559 rgn_setup_common_sched_info, rgn_setup_sched_infos):
561 (schedule_insns): Call new functions that were split out.
562 (rgn_make_new_region_out_of_new_block): New.
563 (get_rgn_sched_max_insns_priority): New.
564 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
565 scheduling when appropriate.
566 * sched-vis.c: Include insn-attr.h.
567 (print_value, print_pattern): Make global.
568 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
569 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
570 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
571 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
572 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
573 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
574 hooks. Initialize them to 0.
575 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
576 * target.h (struct gcc_target): Add them. Rename gen_check field to
578 * flags.h (sel_sched_switch_set): Declare.
579 * opts.c (sel_sched_switch_set): New variable.
580 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
581 pipelining is disabled from command line.
582 (common_handle_option): Record whether selective scheduling is
583 requested from command line.
584 * doc/invoke.texi: Document new flags and parameters.
585 * doc/tm.texi: Document new target hooks.
586 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to ia64_gen_check.
587 (dfa_state_size): Do not declare locally.
588 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
589 * config/rs6000/rs6000.c (rs6000_init_sched_context,
590 rs6000_alloc_sched_context, rs6000_set_sched_context,
591 rs6000_free_sched_context): New functions.
592 (struct _rs6000_sched_context): New.
593 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
595 (rs6000_sched_finish): Do not run for selective scheduling.
597 2008-08-31 Jan Hubicka <jh@suse.cz>
599 * frv.c (frv_rtx_costs): Update forward declaration.
600 * spu.c (spu_rtx_costs): Likewise.
601 * pdp11.c: Include df.h
602 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
603 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
604 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
605 * iq2000.c (iq2000_address_cost): Add speed argument.
606 (iq2000_rtx_costs): Likewise.
607 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
608 update call of mn10300_address_cost.
609 * mcore.c: Include df.h
610 (mcore_rtx_costs): Update prototype.
611 * score3.c: Include df.h
612 (score3_rtx_costs): Remove speed argument.
613 * score7.c: Include df.h
614 (score7_address_cost): Remove speed argument.
615 * score-protos.h (score_address_cost): Update prototype.
616 * score.c: Include df.h
617 (score_rtx_costs): Update call of costs functions.
618 * v850.c (v850_rtx_costs): Add bool argument.
620 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
622 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
624 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
626 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
627 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
629 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
631 * mkmap-flat.awk: Add option pe_dll.
632 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
633 * config/i386/t-cygwin (SHLIB_LC): Add.
634 * config/i386/t-mingw32 (SHLIB_LC): Add.
635 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
636 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
637 (LINK_SPEC): Support libgcc_s.
638 (LIBGCC_SPEC): Support libgcc_s.
639 (LIBGCC_SONAME): New.
641 2008-08-31 Jan Hubicka <jh@suse.cz>
643 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
644 mistakely had old version of patch.
646 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
647 (ipcp_estimate_growth): New.
648 (ipcp_insert_stage): Use ipcp_estimate_growth.
649 * profile.c (branch_prob): When reading failed, do not consider
652 2008-08-31 Jan Hubicka <jh@suse.cz>
654 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
655 loop is optimized for speed.
657 2008-08-31 Richard Guenther <rguenther@suse.de>
660 * fold-const.c (fold_binary): Retain conversions in folding
663 2008-08-31 Jan Hubicka <jh@suse.cz>
665 * postreload-gcse.c (eliminate_partially_redundant_loads): Use optimize_bb_for_size_p.
666 * predict.c (maybe_hot_frequency_p): Make inline.
667 (maybe_hot_count_p): Break out from ...
668 (maybe_hot_bb_p): ... this one.
669 (maybe_hot_edge_p): Simplify.
670 * basic-block.h (probably_cold_bb_p): Remove.
672 2008-08-31 Jakub Jelinek <jakub@redhat.com>
675 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
677 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
678 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
680 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
683 2008-08-31 Jan Hubicka <jh@suse.cz>
685 * predict.c (PROB_VERY_LIKELY): Make small enough so things
687 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
689 2008-08-31 Jakub Jelinek <jakub@redhat.com>
692 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
695 * dwarf2out.c (native_encode_initializer): Subtract min_index for
696 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
698 2008-08-31 Jan Hubicka <jh@suse.cz>
700 * sparc.h (BRANCH_COST): Fix macro definition.
701 * avr.c (avr_operand_rtx_cost): Add speed argument.
702 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
704 2008-08-31 Richard Guenther <rguenther@suse.de>
706 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
707 types instead of operands. Re-instantiate verifying of
708 binary expression operands.
710 2008-08-30 Jan Hubicka <jh@suse.cz>
712 * fwprop.c (should_replace_address): Add speed attribute.
713 (PR_OPTIMIZE_FOR_SPEED): New flag.
714 (propagate_rtx_1): Use it.
715 (propagate_rtx): Set it.
716 (try_fwprop_subst): Update call of rtx_costs.
717 (forward_propagate_and_simplify): LIkewise.
718 * hooks.c (hook_int_rtx_bool_0): New
719 (hook_bool_rtx_int_int_intp_false): Replace by ...
720 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
721 * hooks.h (hook_int_rtx_bool_0): New
722 (hook_bool_rtx_int_int_intp_false): Replace by ...
723 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
724 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
725 (prepare_cmp_insn): UPdate call of rtx_cost.
726 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
727 (reload_cse_simplify_operands): Update call of rtx_cost.
728 (reload_cse_move2add): call of rtx_cost.
729 * target.h (struct gcc_target): Update rtx_costs and address_costs.
730 * rtlanal.c (rtx_cost): Add speed argument.
731 (address_cost): Add speed argument
732 (default_address_cost): Likewise.
733 (insn_rtx_cost): Likewise.
734 * cfgloopanal.c (seq_cost): Add speed argument.
735 (target_reg_cost, target_spill_cost): Turn to array.
736 (init_set_costs): Update for speed.
737 (estimate_reg_pressure_cost): Add speed argument.
738 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
739 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
740 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
741 (seq_cost): Add speed argument.
742 (computation_cost): Add speed arugment.
743 (add_cost, multiply_by_const, get_address_cost): add speed argument.
744 (force_expr_to_var_cost): Update for profile info.
745 (force_var_cost): Likewise.
746 (split_address_cost): Likewise.
747 (ptr_difference_cost): Likewise.
748 (difference_cost): Likewise.
749 (get_computation_cost_at): Likewise.
750 (determine_iv_cost): Likewise.
751 (ivopts_global_cost_for_size): Likewise.
752 (rewrite_use_address): Likewise.
753 (tree_ssa_iv_optimize_loop): Initialize speed field.
754 * cse.c (optimize_this_for_speed_p): New static var.
755 (notreg_cost): Update call of rtx_cost.
756 (cse_extended_basic_block): set optimize_this_for_speed_p.
757 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
758 (noce_try_cmove_arith): Likewise.
759 (noce_try_sign_mask): LIkewise.
760 * expr.c (compress_float_constant): Update rtx_cost calls.
761 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
762 (addr_to_parts): Likewise.
763 (create_mem_ref): Likewise.
764 * dse.c (find_shift_sequence): Add speed argument.
765 (replace_read): Update call.
766 * calls.c (precompute_register_parameters): Update call of rtx_cost.
767 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
768 * neg_cost, shift_cost, shiftadd_cost,
769 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
770 mul_highpart_cost): Increase dimension.
771 (init_expmed): Initialize for both size and speed.
772 (expand_shift): Use profile.
773 (synth_mult): Use profile.
774 (choose_mult_variant): Use profile.
775 (expand_mult): Use profile.
776 (expand_mult_highpart_optab): Use profile.
777 (expand_mult_highpart): Use profile.
778 (expand_smod_pow2): Use profile.
779 (expand_divmod): Use profile.
780 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
781 * loop-invariant.c (create_new_invariant): Use profile.
782 (gain_for_invariant): Add speed parameter.
783 (best_gain_for_invariant): Likewise.
784 (find_invariants_to_move): Likewise.
785 (move_single_loop_invariants): Set it.
786 * target-def.h (TARGET_RTX_COSTS): Use hook.
787 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
788 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
789 * output.h (default_address_cost): Update prototype.
790 * combine.c (optimize_this_for_speed_p): New static var.
791 (combine_validate_cost): Update call of rtx_cost.
792 (combine_instructions): Set optimize_this_for_speed_p.
793 (expand_compound_operation): Update call of rtx_cost.
794 (make_extraction):Update call of rtx_cost.
795 (force_to_mode):Update call of rtx_cost.
796 (distribute_and_simplify_rtx):Update call of rtx_cost.
797 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
798 (estimate_reg_pressure_cost): Update prototype.
799 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
800 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
802 * config/alpha/alpha.c (alpha_rtx_costs): Update.
803 (alpha_rtx_costs): Update.
804 * config/frv/frv.c (frv_rtx_costs): Update.
805 * config/s390/s390.c (s390_rtx_costs): Update.
806 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
807 (m32c_rtx_costs): Update.
808 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
809 (spu_rtx_costs): Update.
810 * config/sparc/sparc.c (sparc_rtx_costs): Update.
811 * config/m32r/m32r.c (m32r_rtx_costs): Update.
812 * config/i386/i386.c (:ix86_address_cost): Update.
813 (ix86_rtx_costs): Update.
814 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
815 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
816 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
817 * config/crx/crx.c (crx_address_cost): Update.
818 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
819 * config/stormy16/stormy16.c
820 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
821 * config/m68hc11/m68hc11.c
822 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
823 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
824 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost): Update.
825 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs): Update
826 * config/ia64/ia64.c (ia64_rtx_costs): Update.
827 * config/m68k/m68k.c (m68k_rtx_costs): Update.
828 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
829 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
830 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
831 (mcore_rtx_costs): update.
832 * config/score/score3.c (score3_rtx_costs): Update.
833 * config/score/score7.c (score7_rtx_costs): Update.
834 * config/score/score3.h (score3_rtx_costs):Update.
835 * config/score/score7.h (score7_rtx_costs): Update.
836 * config/score/score.c (score_rtx_costs): Update.
837 * config/arm/arm.c (arm_address_cost): Update.
838 (arm_rtx_costs_1): Update.
839 (arm_rtx_costs_1): Update.
840 (arm_size_rtx_costs): Update.
841 (arm_size_rtx_costs): Update.
842 (arm_size_rtx_costs): Update.
843 (arm_xscale_rtx_costs): Update.
844 (arm_thumb_address_cost): Update.
845 * config/pa/pa.c (hppa_address_cost): Update.
846 * config/mips/mips.c (mips_rtx_costs): Update.
847 * config/vax/vax.c (vax_address_cost): Update.
848 * config/h8300/h8300.c (h8300_shift_costs): Update.
849 (h8300_rtx_costs): Update.
850 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
851 (v850_rtx_costs): Update.
852 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
854 (bfin_address_cost): Update.
855 (bfin_rtx_costs): Update.
856 * stmt.c (lshift_cheap_p): Update.
858 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
861 * expmed.c (extract_bit_field_1): Check the mode size to make
862 sure the vector modes have the same size.
864 2008-08-29 Michael Meissner <gnu@the-meissners.org>
866 * dojump.c (top level): Include basic-block.h to declare
867 optimize_insn_for_speed_p
869 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
871 * opts.h (CL_SAVE): New option class for marking options that are
872 target specific options usable in the target attribute.
873 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
875 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
876 can easily find the target specific options that are safe to use
877 in the attribute or pragma.
879 * attribs.c (decl_attributes): Change #pragma GCC option to
880 #pragma GCC target, and attribute((option(...))) to
881 attribute((target(...))).
883 * doc/extend.texi (target attribute): Change from option
884 attribute. Delete push/pop/reset.
885 (#pragma GCC target): Change from #pragma GCC option. Delete
887 (#pragma GCC push_options): Document new pragma.
888 (#pragma GCC pop_options): Document new pragma.
889 (#pragma GCC reset_options): Document new pragma.
891 * targhooks.c (default_target_option_valid_attribute_p): Add
892 warning about port not supporting target attributes.
893 (default_target_option_pragma_parse): New function, warn about
894 #pragma GCC target not being supported.
896 * targhooks.h (default_target_option_pragma_parse): Add
899 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
900 TI_CURRENT_OPTION_PRAGMA.
901 (current_target_pragma): Rename from current_option_pragma.
903 * target.h: (struct target_option): Delete booleans for changing
904 the optimization level on hot/cold functions. Change signature of
905 pragma_parse hook to take a second tree.
907 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
909 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
910 that the declaration is done at global scope.
912 * langhooks.c (add_builtin_function_common): Move most of the code
913 from add_builtin_function here, calling the hook passed in.
914 (add_builtin_function): Call add_builtin_function_common with
915 standard builtin hook.
916 (add_builtin_function_ext_scope): New function to add builtins to
919 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
921 (add_builtin_function_ext_scope): Add declaration.
923 * c-pragma.c (handle_pragma_target): Rename from
924 handle_pragma_option, #pragma GCC option is now #pragma GCC
925 target. Move warning about port not supporting target options to
926 default pragma parse hook. Remove push/pop/reset from this
928 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
929 (option_stack): Delete static variable.
930 (optimize_stack): Ditto.
931 (optons_stack): New stack of saved target and optimization
933 (handle_pragma_push_options): New function to handle pushing both
934 target and optimization options.
935 (handle_pragma_pop_options): New function to handle popping both
936 target and optimization options.
937 (handle_pragma_reset_options): New function to handle resetting
938 both target and optimization options to their initial state.
939 (init_pragma): Rename handle_pragma_option to
940 handle_pragma_target. Add support for push_options, pop_options,
941 and reset_options pragmas.
943 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
944 default_target_option_pragma_parse.
945 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
946 default_target_option_valid_attribute_p.
947 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
948 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
949 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
950 optimization level on hot/cold functions.
952 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
953 if the caller and callee have different optimization levels.
955 * c-common.c (handle_target_attribute): Rename from
956 handle_option_attribute, attribute((option(...))) is now
957 attribute((target(...))). Move warning if the port does not
958 support target attributes to the default hook.
959 (handle_hot_attribute): Delete code to change the optimization
960 level of hot functions.
961 (handle_cold_attribute): Ditto.
963 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
964 argument that is the binary tree options to use if there are no
965 arguments. Call ix86_valid_target_attribute_tree instead of
966 ix86_valid_option_attribute_tree.
967 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
968 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
969 ix86_pragma_option_parse.
971 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
972 Rename from ix86_valid_option_attribute_tree.
974 * config/i386/i386.c (ix86_add_new_builtins): New function to add
975 new builtins when the ISA changes.
976 (ix86_valid_target_attribute_tree): Rename from
977 ix86_valid_option_attribute_tree. Change callers. If the
978 function specified optimization options, use those as the starting
979 point before setting up the target attributes. If the
980 optimization options were changed in the course of setting the
981 target attributes, record the new optimization options.
982 (ix86_valid_target_attribute_tree_inner_p): Rename from
983 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
984 ix86_add_new_builtins if the ISA changed.
985 (ix86_valid_target_attribute_p): Rename from
986 ix86_valid_option_attribute_p. Change callers.
987 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
988 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
989 as delayed builtin functions.
990 (struct builtin_isa): New structure to record builtin functions
991 that should be delayed until the ISA for that function is used.
992 (ix86_builtins_isa): Change from int to struct to track builtin
993 functions we want to declare at some point.
994 (def_builtin): If the front end can delay defining the builtin
995 functions, don't create builtins for ISAs not part of the default
997 (def_builtin_const): Ditto.
998 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
999 __builtin_ia32_pcmov_v2di to be different builtin functions.
1000 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
1001 a structure instead of an int.
1002 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
1003 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
1004 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1005 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1007 * config/ia64/ia64.h
1008 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1009 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1011 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
1012 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
1013 (LANG_HOOKS_INITIALIZER): Add
1014 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
1016 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
1019 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
1020 the reload address with the index register for SFmode
1021 access with a displacement.
1023 2008-08-30 Jan Hubicka <jh@suse.cz>
1025 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
1026 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
1027 * dojump.c (do_jump): Likewise.
1028 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
1029 (note-if_info): Add BRANCH_COST.
1030 (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask,
1031 noce_try_cmove_arith, noce_try_cmove_arith, noce_try_cmove_arith,
1032 noce_find_if_block, find_if_case_1, find_if_case_2): Use compuated
1034 * expr.h (BRANCH_COST): Update default.
1035 * predict.c (predictable_edge_p): New function.
1036 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
1037 Update BRANCH_COST call.
1038 * basic-block.h (predictable_edge_p): Declare.
1039 * config/alpha/alpha.h (BRANCH_COST): Update.
1040 * config/frv/frv.h (BRANCH_COST): Update.
1041 * config/s390/s390.h (BRANCH_COST): Update.
1042 * config/spu/spu.h (BRANCH_COST): Update.
1043 * config/sparc/sparc.h (BRANCH_COST): Update.
1044 * config/m32r/m32r.h (BRANCH_COST): Update.
1045 * config/i386/i386.h (BRANCH_COST): Update.
1046 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
1047 * config/sh/sh.h (BRANCH_COST): Update.
1048 * config/pdp11/pdp11.h (BRANCH_COST): Update.
1049 * config/avr/avr.h (BRANCH_COST): Update.
1050 * config/crx/crx.h (BRANCH_COST): Update.
1051 * config/xtensa/xtensa.h (BRANCH_COST): Update.
1052 * config/stormy16/stormy16.h (BRANCH_COST): Update.
1053 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
1054 * config/iq2000/iq2000.h (BRANCH_COST): Update.
1055 * config/ia64/ia64.h (BRANCH_COST): Update.
1056 * config/rs6000/rs6000.h (BRANCH_COST): Update.
1057 * config/arc/arc.h (BRANCH_COST): Update.
1058 * config/score/score.h (BRANCH_COST): Update.
1059 * config/arm/arm.h (BRANCH_COST): Update.
1060 * config/pa/pa.h (BRANCH_COST): Update.
1061 * config/mips/mips.h (BRANCH_COST): Update.
1062 * config/vax/vax.h (BRANCH_COST): Update.
1063 * config/h8300/h8300.h (BRANCH_COST): Update.
1064 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
1065 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
1066 * doc/tm.texi (BRANCH_COST): Update.
1068 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
1071 * config/arm/arm.c (arm_optimization_options): Set
1072 flag_section_anchors to 2 instead of 1 to distinguish it from
1073 -fsection-anchors given explicitely on the command line.
1075 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
1077 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
1078 final insn of a split.
1080 2008-08-30 Jan Hubicka <jh@suse.cz>
1082 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
1083 optimized for speed.
1084 * final.c (compute_alignments): Use optimize_bb_for_size_p.
1085 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
1086 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
1087 flag_gcse_after_reload_set): New static vars.
1088 (common_handle_option): Enable those flags for profile-use.
1089 (decode_options): Remove optimize_size flags that are handled
1090 on higher granuality.
1091 * tree-vectorizer.c (vectorize_loops): Use
1092 optimize_loop_nest_for_speed_p.
1093 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
1094 * tree-predcom.c (tree_predictive_commoning): Use
1095 optimize_loop_for_speed_p.
1096 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
1097 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
1098 * predict.c (optimize_loop_for_speed_p): Fix walk.
1100 2008-08-30 Jan Hubicka <jh@suse.cz>
1102 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
1104 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
1105 profile presence locally.
1107 2008-08-29 Joseph Myers <joseph@codesourcery.com>
1110 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
1111 versions before 4.0.
1113 2008-08-29 Jan Hubicka <jh@suse.cz>
1115 * tree-inline.c (insert_init_stmt): Insert sequence even when
1118 2008-08-29 Jeff Law <law@redhat.com>
1120 * mn10300.c (mn10300_secondary_reload_class): We need secondary
1121 reloads for AM33-2 if IN is a pseudo with an equivalent memory
1122 location and class is an FP register.
1124 2008-08-29 Jan Hubicka <jh@suse.cz>
1126 * see.c (see_merge_one_def_extension): Silence used uninitialized
1128 * matrix-reorg.c (check_allocation_function): Likewise.
1129 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
1131 2008-08-29 Jakub Jelinek <jakub@redhat.com>
1134 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
1135 compute new & and | in type rather than TREE_TYPE (arg0).
1137 * dwarf2out.c (fortran_common): Update comment.
1138 (gen_variable_die): Swap com_die and var_die variables in Fortran
1139 COMMON block handling code.
1141 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
1143 * dwarf2out.c (gen_const_die): New function.
1144 (size_of_die, value_format, output_die): Output larger
1145 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
1146 (native_encode_initializer): New function.
1147 (tree_add_const_value_attribute): Call it.
1148 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
1150 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
1151 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
1152 TREE_THIS_VOLATILE to add_type_attribute.
1154 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
1156 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
1159 * dwarf2out.c (loc_by_reference): New function.
1160 (add_location_or_const_value_attribute): Use it.
1163 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
1164 as DW_TAG_variable children of DW_TAG_common_block rather than
1165 DW_TAG_member children. Put DW_AT_external to individual
1166 DW_TAG_variable DIEs, not to DW_TAG_common_block.
1168 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
1169 loc_descriptor_from_tree_1.
1173 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
1174 arguments to imported_module_or_decl.
1175 (debug_nothing_tree_tree): Removed.
1176 (debug_nothing_tree_tree_tree_bool): New prototype.
1177 * debug.c (do_nothing_debug_hooks): Adjust.
1178 (debug_nothing_tree_tree): Removed.
1179 (debug_nothing_tree_tree_tree_bool): New function.
1180 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
1181 (gen_variable_die): Put all common vars for the
1182 same COMMON block under one DW_TAG_common_block.
1183 (declare_in_namespace): Return new context_die, for Fortran
1184 return the module DIE instead of adding extra declarations into
1186 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
1187 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
1188 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
1190 (dwarf2out_global_decl): Don't skip Fortran global vars.
1191 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
1192 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
1193 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
1194 DW_TAG_imported_declaration as child of previous
1195 DW_TAG_imported_module.
1196 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
1197 * sdbout.c (sdb_debug_hooks): Likewise.
1198 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1200 2008-08-29 Jan Hubicka <jh@suse.cz>
1202 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
1204 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
1205 * ipa-cp.c (n_cloning_candidates): New static variable.
1206 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
1207 (ipcp_print_all_lattices): Improve debug output.
1208 (ipcp_cloning_candidate_p): New function.
1209 (ipcp_initialize_node_lattices): Use it.
1210 (ipcp_init_stage): Do only analyzis here; prettier debug output.
1211 (ipcp_propagate_stage): Prettier debug output.
1212 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
1213 (ipcp_print_all_structures): Remove.
1214 (ipcp_need_redirect_p): Test !n_cloning_candidates.
1215 (ipcp_insert_stage): Prettier debug output; call
1216 cgraph_remove_unreachable_nodes before propagating.
1217 (pass_ipa_cp): Schedule function removal pass.
1218 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
1220 (cgraph_maybe_hot_edge_p): Move to ...
1221 * predict.c (cgraph_maybe_hot_edge_p) ... here.
1222 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
1223 (common_handle_option): Set them; enable ipa-cp when profiling.
1224 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
1225 (ipa_print_all_jump_functions): Likewise.
1226 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
1227 (ipa_print_node_params, ipa_print_all_params): New.
1228 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
1229 ipa_print_all_param_flags): Remove.
1230 (ipa_print_node_params, ipa_print_all_params): New.
1232 2008-08-29 Bob Wilson <bob.wilson@acm.org>
1234 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
1235 change from 2008-04-03.
1236 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
1238 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1242 * ira-color.c (push_allocnos_to_stack): Truncate
1243 removed_splay_allocno_vec.
1245 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1248 * ira-color (ira_fast_allocation): Don't assign hard registers to
1251 2008-08-29 Jan Hubicka <jh@suse.cz>
1254 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
1255 for cold internal loops.
1257 2008-08-29 Richard Guenther <rguenther@suse.de>
1259 * tree-ssa-structalias.c (create_variable_info_for): Do not
1260 create fields for heap vars or vars with a noalias state.
1261 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
1264 2008-08-29 Richard Guenther <rguenther@suse.de>
1266 * common.opt (ftree-store-ccp): Mark as preserved for
1267 backward compatibility.
1268 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
1269 * tree-pass.h (pass_store_ccp): Remove.
1270 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
1271 (first_vdef): Remove declaration.
1272 (get_value_loaded_by): Likewise.
1273 * tree-ssa-ccp.c (do_store_ccp): Remove.
1274 (get_default_value): Simplify as do_store_ccp is always false
1275 now. Do not initialize mem_ref.
1276 (set_value_varying): Likewise.
1277 (canonicalize_float_value): Likewise.
1278 (set_lattice_value): Likewise.
1279 (likely_value): Likewise.
1280 (surely_varying_stmt_p): Likewise.
1281 (ccp_initialize): Likewise.
1282 (ccp_lattice_meet): Likewise.
1283 (ccp_visit_phi_node): Likewise.
1284 (ccp_fold): Likewise.
1285 (evaluate_stmt): Likewise.
1286 (visit_assignment): Likewise.
1287 (ccp_visit_stmt): Likewise.
1288 (execute_ssa_ccp): Fold into ...
1289 (do_ssa_ccp): ... this.
1290 (do_ssa_store_ccp): Remove.
1291 (gate_store_ccp): Likewise.
1292 (pass_store_ccp): Likewise.
1293 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
1295 * tree-ssa-propagate.c (first_vdef): Remove.
1296 (get_value_loaded_by): Likewise.
1297 (replace_vuses_in): Likewise.
1298 (substitute_and_fold): Do not call replace_vuses_in.
1299 * opts.c (decode_options): Do not set flag_tree_store_ccp.
1301 2008-08-29 Richard Guenther <rguenther@suse.de>
1304 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
1305 PARAM_NOALIAS tags with is_heapvar.
1306 * tree-ssa-operands.c (access_can_touch_variable): Offset
1307 based tests do not apply for heapvars. Fix offset test.
1309 2008-08-29 Jan Hubicka <jh@suse.cz>
1311 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
1312 (-fipa-cp-clone): Enabled by default at -O3.
1313 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
1314 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
1316 2008-08-29 Jan Hubicka <jh@suse.cz>
1318 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
1320 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
1322 * gimple.c (giple_copy_call_skip_args): New function.
1323 (giple_copy_call_skip_args): Declare.
1325 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
1326 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
1327 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
1328 (ipcp_create_replace_map): Improve debug output.
1329 (ipcp_need_redirect_p): Return false when not clonning.
1330 (ipcp_update_callgraph): Skip args.
1331 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
1333 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
1334 (save_inline_function_body): Update call of tree_function_versioning.
1335 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
1336 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
1337 (tree_function_versioning): Likewise.
1338 * tree-inline.h (tree_function_versioning): Update prototype.
1340 2008-08-29 Jan Hubicka <jh@suse.cz>
1342 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
1343 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
1344 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
1345 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
1346 * value-prof.c (gimple_divmod_fixed_value_transform,
1347 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
1348 gimple_stringops_transform): Use optimize_bb_for_size_p.
1349 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
1350 * final.c (compute_alignments): Use optimize_function_for_size_p.
1351 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
1352 (fold_builtin_strcpy, fold_builtin_fputs): Use
1353 optimize_function_for_size_p.
1354 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
1355 * recog.c (relax_delay_slots): Likewise.
1356 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
1357 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
1358 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
1359 optimize_function_for_size_p.
1360 (cgraph_decide_inlining_of_small_function): Use
1361 optimize_function_for_size_p.
1362 * global.c (find_reg): Use optimize_function_for_size_p.
1363 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
1364 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
1365 flag_prefetch_loop_arrays. Those can work it out from profile.
1366 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
1367 optimize_loop_for_speed_p.
1368 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
1370 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
1371 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
1372 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
1373 * local-alloc.c (block_alloc): Pass BB pointer.
1374 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
1375 * gcse.c (gcse_main): Use optimize_function_for_size_p.
1376 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
1377 (decide_peel_completely): Likewise.
1378 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
1379 optimize_loop_for_size_p.
1380 (vect_enhance_data_refs_alignment): Likewise.
1381 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
1382 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
1383 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
1384 (try_crossjump_bb): Use optimize_bb_for_size_p.
1385 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
1386 optimize_loop_for_speed_p.
1387 * bb-reorder.c (find_traces_1_round): Likewise.
1388 (copy_bb): Use optimize_bb_for_speed_p.
1389 (duplicate_computed_gotos): Likewise.
1390 * basic-block.h (optimize_loop_nest_for_size_p,
1391 optimize_loop_nest_for_speed_p): New.
1392 * stmt.c (expand_case): Use optimize_insn_for_size_p.
1394 2008-08-29 Tristan Gingold <gingold@adacore.com>
1396 * gcov.c (main): Call expandargv.
1398 2008-08-29 Jan Hubicka <jh@suse.cz>
1400 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
1402 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1404 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
1405 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1407 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
1409 2008-08-29 Jan Hubicka <jh@suse.cz>
1411 * tree-pass.h (pass_strip_predict_hints): Declare.
1412 * predict.c (strip_builtin_expect): Rename to ...
1413 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
1414 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
1415 (tree_estimate_probability): Do not strip builtin_expect.
1416 (pass_strip_predict_hints): New pass.
1417 * tree-inline.c (expand_call_inline): When inlining cold function, predict
1419 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
1421 2008-08-29 Richard Guenther <rguenther@suse.de>
1423 PR tree-optimization/37207
1424 * tree-vrp.c (extract_range_from_binary_expr): Also try
1425 to constant fold if only one of the operands is a constant.
1427 2008-08-29 Nick Clifton <nickc@redhat.com>
1429 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
1430 the same way as SYMBOL_REFs.
1432 2008-08-28 Bob Wilson <bob.wilson@acm.org>
1434 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
1436 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
1438 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
1439 * config/mips/mips.md (branch_likely): Remove const. Fix
1441 (define_delay for type "branch"): Change to only apply for branch
1442 with likely variant.
1443 (define_delay for type "branch" and "branch_likely" no). New delay
1445 (equality_op): New code iterator.
1446 (bbv, bbinv): New code attributes.
1447 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
1450 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1451 Andrew Pinski <pinskia@gcc.gnu.org>
1454 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
1456 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
1458 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
1459 rule that a symbolic constant must be defined and >= 0 for the
1460 corresponding facility to be present at compile-time.
1461 * gthr-posix.c: Likewise.
1463 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
1465 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
1466 * config/mips/mips.md (D): New mode attribute.
1467 (mulsi3, muldi3): Merge it into ...
1468 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
1470 (muldi3_mul3): New pattern.
1471 (mulsi3_mult3): Rename to mulsi3_mul3.
1473 2008-08-28 Jan Hubicka <jh@suse.cz>
1475 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
1477 * predict.c (always_optimize_for_size_p): Rename to ...
1478 (optimize_function_for_size): ... this one; make extern.
1479 (optimize_function_for_speed_p): New.
1480 (optimize_bb_for_size_p, optimize_bb_for_size_p,
1481 optimize_edge_for_size_p,optimize_edge_for_size_p,
1482 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
1483 * basic-block.h (optimize_function_for_size_p,
1484 optimize_function_for_speed_p): Declare.
1485 * i386.md (optimize_size checks): Replace them by appropriate
1487 (standard_80387_constant_p, ix86_compute_frame_layout,
1488 ix86_expand_epilogue, ix86_decompose_address,
1489 print_operand, emit_i387_cw_initialization,
1490 inline_memory_move_cost, ix86_pad_returns,
1491 ix86_reorg): Replace optimize_size checks.
1493 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
1495 * rtl.h (simplify_subreg_regno): Declare.
1496 * rtlanal.c (simplify_subreg_regno): New function, split out from...
1497 * simplify-rtx.c (simplify_subreg): ...here.
1498 * reload.c (find_reloads): Use simplify_subreg_regno instead of
1499 subreg_offset_representable_p.
1501 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1504 * c-typeck.c (convert_for_assignment): Give a note describing what
1505 was passed and what was expected.
1507 2008-08-28 Joey Ye <joey.ye@intel.com>
1509 * doc/extend.texi: Document AVX built-in functions.
1510 * doc/invoke.texi: Document -mavx.
1512 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
1513 Joey Ye <joey.ye@intel.com>
1514 Xuepeng Guo <xuepeng.guo@intel.com>
1516 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
1518 * config/i386/cpuid.h (bit_FMA): New.
1519 (bit_XSAVE): Likewise.
1520 (bit_OSXSAVE): Likewise.
1521 (bit_AVX): Likewise.
1523 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
1524 define. Use ASM_OUTPUT_AVX_PREFIX.
1526 * config/i386/gmmintrin.h: New.
1528 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
1529 (OPTION_MASK_ISA_AVX_SET): New.
1530 (OPTION_MASK_ISA_FMA_SET): Likewise.
1531 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
1532 (OPTION_MASK_ISA_FMA_SET): Likewise.
1533 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
1534 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
1535 (pta_flags): Add PTA_AVX and PTA_FMA.
1536 (override_options): Handle PTA_AVX and PTA_FMA.
1537 (init_cumulative_args): Handle warn_avx.
1538 (classify_argument): Return 0 for COImode and OImode. Return
1539 1 and X86_64_AVX_CLASS for 256bit vector types.
1540 (examine_argument): Handle X86_64_AVX_CLASS.
1541 (construct_container): Likewise.
1542 (function_arg_advance_32): Pass OImode and 256bit vector types
1544 (function_arg_advance_64): Take a new argument to indicate if a
1545 parameter is named. Handle 256bit vector types. Return
1546 immediately for unnamed 256bit vector mode parameters.
1547 (function_arg_advance): Updated.
1548 (function_arg_32): Add comments for TImode. Handle OImode
1549 and 256bit vector types.
1550 (function_arg_64): Take a new argument to indicate if a
1551 parameter is named. Handle 256bit vector types. Return NULL
1552 for unnamed 256bit vector mode parameters.
1553 (function_arg): Updated.
1554 (setup_incoming_varargs_64): Support
1555 AVX encoding for *sse_prologue_save_insn.
1556 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
1557 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
1558 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
1559 enabled, otherwise return -3.
1560 (standard_sse_constant_opcode): Handle AVX and 256bit vector
1562 (print_reg): Support AVX registers. Handle 'x' and 't'.
1563 Handle 'd' to duplicate the operand.
1564 (print_operand): Likewise. Also support AVX vector compare
1566 (output_387_binary_op): Support AVX.
1567 (output_fp_compare): Likewise.
1568 (ix86_expand_vector_move_misalign): Likewise.
1569 (ix86_attr_length_vex_default): New.
1570 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
1571 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
1572 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
1573 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
1574 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
1575 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
1576 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
1577 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
1578 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
1579 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
1580 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
1581 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
1582 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
1583 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
1584 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
1585 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
1586 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
1587 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
1588 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
1589 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
1590 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
1591 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
1592 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
1593 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
1594 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
1595 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
1596 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
1597 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
1598 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
1599 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
1600 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
1601 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
1602 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
1603 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
1604 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
1605 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
1606 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
1607 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
1608 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
1609 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
1610 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
1611 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
1612 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
1613 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
1614 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
1615 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
1616 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
1617 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
1618 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
1619 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
1620 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
1621 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
1622 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
1623 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
1624 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
1625 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
1626 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
1627 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
1628 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
1629 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
1630 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
1631 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
1632 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
1633 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
1634 and IX86_BUILTIN_MOVMSKPS256,
1635 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
1636 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
1637 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
1638 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
1639 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
1640 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
1641 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
1642 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
1643 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
1644 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
1645 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
1646 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
1647 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
1648 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
1649 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
1650 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
1651 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
1652 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
1653 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
1654 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
1655 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
1656 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
1657 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
1658 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
1659 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
1660 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
1661 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
1662 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
1663 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
1664 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
1665 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
1666 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
1667 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
1668 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
1669 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
1670 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
1671 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
1672 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
1673 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
1674 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
1675 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
1676 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
1677 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
1678 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
1679 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
1680 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
1681 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
1682 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
1683 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
1684 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
1685 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
1686 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
1687 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
1688 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
1689 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
1690 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
1691 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
1692 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
1694 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
1695 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
1696 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
1697 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
1698 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
1699 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
1700 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
1701 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
1702 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
1703 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
1704 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
1705 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
1706 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
1707 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
1708 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
1709 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
1710 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
1711 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
1712 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
1713 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
1714 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
1715 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
1716 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
1717 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
1718 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
1719 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
1720 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
1721 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
1722 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
1723 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
1724 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
1725 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
1726 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
1727 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
1728 IX86_BUILTIN_MOVMSKPS256.
1729 (ix86_init_mmx_sse_builtins): Support AVX builtins.
1730 (ix86_expand_args_builtin): Likewise.
1731 (ix86_expand_special_args_builtin): Likewise.
1732 (ix86_hard_regno_mode_ok): Handle AVX modes.
1733 (ix86_expand_vector_init_duplicate): Likewise.
1734 (ix86_expand_vector_init_one_nonzero): Likewise.
1735 (ix86_expand_vector_init_one_var): Likewise.
1736 (ix86_expand_vector_init_concat): Likewise.
1737 (ix86_expand_vector_init_general): Likewise.
1738 (ix86_expand_vector_set): Likewise.
1739 (ix86_vector_mode_supported_p): Likewise.
1740 (x86_extended_reg_mentioned_p): Check INSN_P before using
1743 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
1744 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
1746 * config/i386/i386.h (TARGET_AVX): New.
1747 (TARGET_FMA): Likewise.
1748 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
1749 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
1750 (VALID_AVX256_REG_MODE): New.
1751 (AVX256_VEC_FLOAT_MODE_P): Likewise.
1752 (AVX_FLOAT_MODE_P): Likewise.
1753 (AVX128_VEC_FLOAT_MODE_P): Likewise.
1754 (AVX256_VEC_FLOAT_MODE_P): Likewise.
1755 (AVX_VEC_FLOAT_MODE_P): Likewise.
1756 (ASM_OUTPUT_AVX_PREFIX): Likewise.
1757 (ASM_OUTPUT_OPCODE): Likewise.
1758 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
1760 (SSE_REG_MODE_P): Allow 256bit vector modes.
1761 (ix86_args): Add a warn_avx field.
1763 * config/i386/i386.md (UNSPEC_PCMP): New.
1764 (UNSPEC_VPERMIL): Likewise.
1765 (UNSPEC_VPERMIL2): Likewise.
1766 (UNSPEC_VPERMIL2F128): Likewise.
1767 (UNSPEC_MASKLOAD): Likewise.
1768 (UNSPEC_MASKSTORE): Likewise.
1769 (UNSPEC_CAST): Likewise.
1770 (UNSPEC_VTESTP): Likewise.
1771 (UNSPECV_VZEROALL): Likewise.
1772 (UNSPECV_VZEROUPPER): Likewise.
1773 (XMM0_REG): Likewise.
1774 (XMM1_REG): Likewise.
1775 (XMM2_REG): Likewise.
1776 (XMM3_REG): Likewise.
1777 (XMM4_REG): Likewise.
1778 (XMM5_REG): Likewise.
1779 (XMM6_REG): Likewise.
1780 (XMM8_REG): Likewise.
1781 (XMM9_REG): Likewise.
1782 (XMM10_REG): Likewise.
1783 (XMM11_REG): Likewise.
1784 (XMM12_REG): Likewise.
1785 (XMM13_REG): Likewise.
1786 (XMM14_REG): Likewise.
1787 (XMM15_REG): Likewise.
1789 (prefix_vex_imm8): Likewise.
1790 (prefix_vex_w): Likewise.
1791 (length_vex): Likewise.
1794 (*avx_ashlti3): Likewise.
1795 (*avx_lshrti3): Likewise.
1796 (*avx_setcc<mode>): Likewise.
1797 (*fop_<mode>_comm_mixed_avx): Likewise.
1798 (*fop_<mode>_comm_avx): Likewise.
1799 (*fop_<mode>_1_mixed_avx): Likewise.
1800 (*fop_<mode>_1_avx): Likewise.
1801 (*avx_<code><mode>3): Likewise.
1802 (*avx_ieee_smin<mode>3): Likewise.
1803 (*avx_ieee_smax<mode>3): Likewise.
1804 (mode): Add OI, V8SF and V4DF.
1805 (length): Support VEX prefix.
1806 (*cmpfp_i_mixed): Set prefix attribute.
1807 (*cmpfp_i_sse): Likewise.
1808 (*cmpfp_iu_mixed): Likewise.
1809 (*cmpfp_iu_sse): Likewise.
1810 (*movsi_1): Support AVX.
1811 (*movdi_2): Likewise.
1812 (*movdi_1_rex64): Likewise.
1813 (*movti_internal): Likewise.
1814 (*movti_rex64): Likewise.
1815 (*movsf_1): Likewise.
1816 (*movdf_nointeger): Likewise.
1817 (*movdf_integer_rex64): Likewise.
1818 (*movtf_internal): Likewise.
1819 (zero_extendsidi2_32): Likewise.
1820 (zero_extendsidi2_rex64): Likewise.
1821 (*extendsfdf2_mixed): Likewise.
1822 (*extendsfdf2_sse): Likewise.
1823 (*truncdfsf_fast_mixed): Likewise.
1824 (*truncdfsf_fast_sse): Likewise.
1825 (*truncdfsf_mixed): Likewise.
1826 (fix_trunc<mode>di_sse): Likewise.
1827 (fix_trunc<mode>si_sse): Likewise.
1828 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
1829 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
1830 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
1831 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
1832 (*rcpsf2_sse): Likewise.
1833 (*rsqrtsf2_sse): Likewise.
1834 (*sqrt<mode>2_sse): Likewise.
1835 (sse4_1_round<mode>2): Likewise.
1836 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
1837 Support AVX. Set length attribute properly for AVX.
1839 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
1840 (VECTOR_MODES (FLOAT, 32)): Likewise.
1841 (VECTOR_MODE (INT, DI, 8)): Likewise.
1842 (VECTOR_MODE (INT, HI, 32)): Likewise.
1843 (VECTOR_MODE (INT, QI, 64)): Likewise.
1844 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
1845 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
1846 (VECTOR_MODE (INT, DI, 4)): Removed.
1847 (VECTOR_MODE (INT, SI, 8)): Likewise.
1848 (VECTOR_MODE (INT, HI, 16)): Likewise.
1849 (VECTOR_MODE (INT, QI, 32)): Likewise.
1850 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
1851 (INT_MODE (OI, 32)): Likewise.
1853 * config/i386/i386.opt (mavx): New.
1856 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
1858 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
1859 (*mov<mode>_internal_avx): New.
1860 (*movv2sf_internal_rex64_avx): Likewise.
1861 (*movv2sf_internal_avx): Likewise.
1863 * config/i386/predicates.md (const_4_to_5_operand): New.
1864 (const_6_to_7_operand): Likewise.
1865 (const_8_to_11_operand): Likewise.
1866 (const_12_to_15_operand): Likewise.
1867 (avx_comparison_float_operator): Likewise.
1869 * config/i386/sse.md (AVX256MODEI): New.
1870 (AVX256MODE): Likewise.
1871 (AVXMODEQI): Likewise.
1872 (AVXMODE): Likewise.
1873 (AVX256MODEF2P): Likewise.
1874 (AVX256MODE2P): Likewise.
1875 (AVX256MODE4P): Likewise.
1876 (AVX256MODE8P): Likewise.
1877 (AVXMODEF2P): Likewise.
1878 (AVXMODEF4P): Likewise.
1879 (AVXMODEDCVTDQ2PS): Likewise.
1880 (AVXMODEDCVTPS2DQ): Likewise.
1881 (avxvecmode): Likewise.
1882 (avxvecpsmode): Likewise.
1883 (avxhalfvecmode): Likewise.
1884 (avxscalarmode): Likewise.
1885 (avxcvtvecmode): Likewise.
1886 (avxpermvecmode): Likewise.
1887 (avxmodesuffixf2c): Likewise.
1888 (avxmodesuffixp): Likewise.
1889 (avxmodesuffixs): Likewise.
1890 (avxmodesuffix): Likewise.
1891 (vpermilbits): Likewise.
1892 (pinsrbits): Likewise.
1893 (mov<mode>): Likewise.
1894 (*mov<mode>_internal): Likewise.
1895 (push<mode>1): Likewise.
1896 (movmisalign<mode>): Likewise.
1897 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1898 (avx_movdqu<avxmodesuffix>): Likewise.
1899 (avx_lddqu<avxmodesuffix>): Likewise.
1900 (<plusminus_insn><mode>3): Likewise.
1901 (*avx_<plusminus_insn><mode>3): Likewise.
1902 (*avx_vm<plusminus_insn><mode>3): Likewise.
1903 (mul<mode>3): Likewise.
1904 (*avx_mul<mode>3): Likewise.
1905 (*avx_vmmul<mode>3): Likewise.
1906 (divv8sf3): Likewise.
1907 (divv4df3): Likewise.
1908 (avx_div<mode>3): Likewise.
1909 (*avx_div<mode>3): Likewise.
1910 (*avx_vmdiv<mode>3): Likewise.
1911 (avx_rcpv8sf2): Likewise.
1912 (*avx_vmrcpv4sf2): Likewise.
1913 (sqrtv8sf2): Likewise.
1914 (avx_sqrtv8sf2): Likewise.
1915 (*avx_vmsqrt<mode>2): Likewise.
1916 (rsqrtv8sf2): Likewise.
1917 (avx_rsqrtv8sf2): Likewise.
1918 (*avx_vmrsqrtv4sf2): Likewise.
1919 (<code><mode>3): Likewise.
1920 (*avx_<code><mode>3_finite): Likewise.
1921 (*avx_<code><mode>3): Likewise.
1922 (*avx_vm<code><mode>3): Likewise.
1923 (*avx_ieee_smin<mode>3): Likewise.
1924 (*avx_ieee_smax<mode>3): Likewise.
1925 (avx_addsubv8sf3): Likewise.
1926 (avx_addsubv4df3): Likewise.
1927 (*avx_addsubv4sf3): Likewise.
1928 (*avx_addsubv2df3): Likewise.
1929 (avx_h<plusminus_insn>v4df3): Likewise.
1930 (avx_h<plusminus_insn>v8sf3): Likewise.
1931 (*avx_h<plusminus_insn>v4sf3): Likewise.
1932 (*avx_h<plusminus_insn>v2df3): Likewise.
1933 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
1934 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
1935 (*avx_maskcmp<mode>3): Likewise.
1936 (avx_nand<mode>3): Likewise.
1937 (*avx_<code><mode>3): Likewise.
1938 (*avx_nand<mode>3): Likewise.
1939 (*avx_<code><mode>3): Likewise.
1940 (*avx_cvtsi2ss): Likewise.
1941 (*avx_cvtsi2ssq): Likewise.
1942 (*avx_cvtsi2sd): Likewise.
1943 (*avx_cvtsi2sdq): Likewise.
1944 (*avx_cvtsd2ss): Likewise.
1945 (avx_cvtss2sd): Likewise.
1946 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
1947 (avx_cvtps2dq<avxmodesuffix>): Likewise.
1948 (avx_cvttps2dq<avxmodesuffix>): Likewise.
1949 (*avx_cvtsi2sd): Likewise.
1950 (*avx_cvtsi2sdq): Likewise.
1951 (avx_cvtdq2pd256): Likewise.
1952 (avx_cvtpd2dq256): Likewise.
1953 (avx_cvttpd2dq256): Likewise.
1954 (*avx_cvtsd2ss): Likewise.
1955 (*avx_cvtss2sd): Likewise.
1956 (avx_cvtpd2ps256): Likewise.
1957 (avx_cvtps2pd256): Likewise.
1958 (*avx_movhlps): Likewise.
1959 (*avx_movlhps): Likewise.
1960 (avx_unpckhps256): Likewise.
1961 (*avx_unpckhps): Likewise.
1962 (avx_unpcklps256): Likewise.
1963 (*avx_unpcklps): Likewise.
1964 (avx_movshdup256): Likewise.
1965 (avx_movsldup256): Likewise.
1966 (avx_shufps256): Likewise.
1967 (avx_shufps256_1): Likewise.
1968 (*avx_shufps_<mode>): Likewise.
1969 (*avx_loadhps): Likewise.
1970 (*avx_storelps): Likewise.
1971 (*avx_loadlps): Likewise.
1972 (*avx_movss): Likewise.
1973 (*vec_dupv4sf_avx): Likewise.
1974 (*vec_concatv2sf_avx): Likewise.
1975 (*vec_concatv4sf_avx): Likewise.
1976 (*vec_setv4sf_0_avx): Likewise.
1977 (*vec_setv4sf_avx): Likewise.
1978 (*avx_insertps): Likewise.
1979 (avx_vextractf128<mode>): Likewise.
1980 (vec_extract_lo_<mode>): Likewise.
1981 (vec_extract_hi_<mode>): Likewise.
1982 (vec_extract_lo_<mode>): Likewise.
1983 (vec_extract_hi_<mode>): Likewise.
1984 (vec_extract_lo_v16hi): Likewise.
1985 (vec_extract_hi_v16hi): Likewise.
1986 (vec_extract_lo_v32qi): Likewise.
1987 (vec_extract_hi_v32qi): Likewise.
1988 (avx_unpckhpd256): Likewise.
1989 (*avx_unpckhpd): Likewise.
1990 (avx_movddup256): Likewise.
1991 (*avx_movddup): Likewise.
1992 (avx_unpcklpd256): Likewise.
1993 (*avx_unpcklpd): Likewise.
1994 (avx_shufpd256): Likewise.
1995 (avx_shufpd256_1): Likewise.
1996 (*avx_punpckhqdq): Likewise.
1997 (*avx_punpcklqdq): Likewise.
1998 (*avx_shufpd_<mode>): Likewise.
1999 (*avx_storehpd): Likewise.
2000 (*avx_loadhpd): Likewise.
2001 (*avx_loadlpd): Likewise.
2002 (*avx_movsd): Likewise.
2003 (*vec_concatv2df_avx): Likewise.
2004 (*avx_<plusminus_insn><mode>3): Likewise.
2005 (*avx_<plusminus_insn><mode>3): Likewise.
2006 (*avx_mulv8hi3): Likewise.
2007 (*avxv8hi3_highpart): Likewise.
2008 (*avx_umulv8hi3_highpart): Likewise.
2009 (*avx_umulv2siv2di3): Likewise.
2010 (*avx_mulv2siv2di3): Likewise.
2011 (*avx_pmaddwd): Likewise.
2012 (*avx_mulv4si3): Likewise.
2013 (*avx_ashr<mode>3): Likewise.
2014 (*avx_lshr<mode>3): Likewise.
2015 (*avx_ashl<mode>3): Likewise.
2016 (*avx_<code><mode>3): Likewise.
2017 (*avx_eq<mode>3): Likewise.
2018 (*avx_gt<mode>3): Likewise.
2019 (*avx_nand<mode>3): Likewise.
2020 (*avx_nand<mode>3): Likewise.
2021 (*avx_<code><mode>3): Likewise.
2022 (*avx_<code><mode>3): Likewise.
2023 (*avx_packsswb): Likewise.
2024 (*avx_packssdw): Likewise.
2025 (*avx_packuswb): Likewise.
2026 (*avx_punpckhbw): Likewise.
2027 (*avx_punpcklbw): Likewise.
2028 (*avx_punpckhwd): Likewise.
2029 (*avx_punpcklwd): Likewise.
2030 (*avx_punpckhdq): Likewise.
2031 (*avx_punpckldq): Likewise.
2032 (*avx_pinsr<avxmodesuffixs>): Likewise.
2033 (*avx_pinsrq): Likewise.
2034 (*avx_loadld): Likewise.
2035 (*vec_extractv2di_1_rex64_avx): Likewise.
2036 (*vec_extractv2di_1_avx): Likewise.
2037 (*vec_dupv2di_avx): Likewise.
2038 (*vec_concatv2si_avx): Likewise.
2039 (*vec_concatv4si_1_avx): Likewise.
2040 (*vec_concatv2di_avx): Likewise.
2041 (*vec_concatv2di_rex64_avx): Likewise.
2042 (*avx_uavgv16qi3): Likewise.
2043 (*avx_uavgv8hi3): Likewise.
2044 (*avx_psadbw): Likewise.
2045 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
2046 (*avx_phaddwv8hi3): Likewise.
2047 (*avx_phadddv4si3): Likewise.
2048 (*avx_phaddswv8hi3): Likewise.
2049 (*avx_phsubwv8hi3): Likewise.
2050 (*avx_phsubdv4si3): Likewise.
2051 (*avx_phsubswv8hi3): Likewise.
2052 (*avx_pmaddubsw128): Likewise.
2053 (*avx_pmulhrswv8hi3): Likewise.
2054 (*avx_pshufbv16qi3): Likewise.
2055 (*avx_psign<mode>3): Likewise.
2056 (*avx_palignrti): Likewise.
2057 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2058 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2059 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2060 (*avx_mpsadbw): Likewise.
2061 (*avx_packusdw): Likewise.
2062 (*avx_pblendvb): Likewise.
2063 (*avx_pblendw): Likewise.
2064 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2065 (avx_ptest256): Likewise.
2066 (avx_roundp<avxmodesuffixf2c>256): Likewise.
2067 (*avx_rounds<ssemodesuffixf2c>): Likewise.
2068 (*avx_aesenc): Likewise.
2069 (*avx_aesenclast): Likewise.
2070 (*avx_aesdec): Likewise.
2071 (*avx_aesdeclast): Likewise.
2072 (avx_vzeroupper): Likewise.
2073 (avx_vzeroupper_rex64): Likewise.
2074 (avx_vpermil<mode>): Likewise.
2075 (avx_vpermilvar<mode>3): Likewise.
2076 (avx_vpermil2<mode>3): Likewise.
2077 (avx_vperm2f128<mode>3): Likewise.
2078 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2079 (avx_vbroadcastss256): Likewise.
2080 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
2081 (avx_vinsertf128<mode>): Likewise.
2082 (vec_set_lo_<mode>): Likewise.
2083 (vec_set_hi_<mode>): Likewise.
2084 (vec_set_lo_<mode>): Likewise.
2085 (vec_set_hi_<mode>): Likewise.
2086 (vec_set_lo_v16hi): Likewise.
2087 (vec_set_hi_v16hi): Likewise.
2088 (vec_set_lo_v32qi): Likewise.
2089 (vec_set_hi_v32qi): Likewise.
2090 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2091 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2092 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
2093 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
2094 (vec_init<mode>): Likewise.
2095 (*vec_concat<mode>_avx): Likewise.
2096 (blendbits): Support V8SF and V4DF.
2097 (sse2_movq128): Support AVX.
2098 (<sse>_movnt<mode>): Likewise.
2099 (sse2_movntv2di): Likewise.
2100 (sse_rcpv4sf2): Likewise.
2101 (sse_sqrtv4sf2): Likewise.
2102 (sse_rsqrtv4sf2): Likewise.
2103 (<sse>_comi): Likewise.
2104 (<sse>_ucomi): Likewise.
2105 (sse_cvtss2si): Likewise.
2106 (sse_cvtss2si_2): Likewise.
2107 (sse_cvtss2siq): Likewise.
2108 (sse_cvtss2siq_2): Likewise.
2109 (sse_cvttss2si): Likewise.
2110 (sse_cvttss2siq): Likewise.
2111 (sse2_cvtsd2si): Likewise.
2112 (sse2_cvtsd2si_2): Likewise.
2113 (sse2_cvtsd2siq): Likewise.
2114 (sse2_cvtsd2siq_2): Likewise.
2115 (sse2_cvttsd2si): Likewise.
2116 (sse2_cvttsd2siq): Likewise.
2117 (sse2_cvtdq2pd): Likewise.
2118 (*sse2_cvtpd2dq): Likewise.
2119 (*sse2_cvttpd2dq): Likewise.
2120 (*sse2_cvtpd2ps): Likewise.
2121 (sse2_cvtps2pd): Likewise.
2122 (sse3_movshdup): Likewise.
2123 (sse3_movsldup): Likewise.
2124 (sse_storehps): Likewise.
2125 (*sse4_1_extractps): Likewise.
2126 (sse2_storelpd): Likewise.
2127 (vec_dupv2df_sse3): Likewise.
2128 (*vec_concatv2df_sse3): Likewise.
2129 (*sse4_1_pextrb): Likewise.
2130 (*sse4_1_pextrb_memory): Likewise.
2131 (*sse2_pextrw): Likewise.
2132 (*sse4_1_pextrw_memory): Likewise.
2133 (*sse4_1_pextrd): Likewise.
2134 (*sse4_1_pextrq): Likewise.
2135 (sse2_pshufd_1): Likewise.
2136 (sse2_pshuflw_1): Likewise.
2137 (sse2_pshufhw_1): Likewise.
2138 (*sse2_storeq_rex64): Likewise.
2139 (*vec_dupv4si): Likewise.
2140 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
2141 (sse2_pmovmskb): Likewise.
2142 (*sse2_maskmovdqu): Likewise.
2143 (*sse2_maskmovdqu_rex64): Likewise.
2144 (sse_ldmxcsr): Likewise.
2145 (sse_stmxcsr): Likewise.
2146 (abs<mode>2): Likewise.
2147 (sse4_1_movntdqa): Likewise.
2148 (sse4_1_phminposuw): Likewise.
2149 (sse4_1_extendv8qiv8hi2): Likewise.
2150 (*sse4_1_extendv8qiv8hi2): Likewise.
2151 (sse4_1_extendv4qiv4si2): Likewise.
2152 (*sse4_1_extendv4qiv4si2): Likewise.
2153 (sse4_1_extendv2qiv2di2): Likewise.
2154 (*sse4_1_extendv2qiv2di2): Likewise.
2155 (sse4_1_extendv4hiv4si2): Likewise.
2156 (*sse4_1_extendv4hiv4si2): Likewise.
2157 (sse4_1_extendv2hiv2di2): Likewise.
2158 (*sse4_1_extendv2hiv2di2): Likewise.
2159 (sse4_1_extendv2siv2di2): Likewise.
2160 (*sse4_1_extendv2siv2di2): Likewise.
2161 (sse4_1_zero_extendv8qiv8hi2): Likewise.
2162 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
2163 (sse4_1_zero_extendv4qiv4si2): Likewise.
2164 (*sse4_1_zero_extendv4qiv4si2): Likewise.
2165 (sse4_1_zero_extendv2qiv2di2): Likewise.
2166 (*sse4_1_zero_extendv2qiv2di2): Likewise.
2167 (sse4_1_zero_extendv4hiv4si2): Likewise.
2168 (*sse4_1_zero_extendv4hiv4si2): Likewise.
2169 (sse4_1_zero_extendv2hiv2di2): Likewise.
2170 (*sse4_1_zero_extendv2hiv2di2): Likewise.
2171 (sse4_1_zero_extendv2siv2di2): Likewise.
2172 (*sse4_1_zero_extendv2siv2di2): Likewise.
2173 (sse4_1_ptest): Likewise.
2174 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
2175 (sse4_2_pcmpestri): Likewise.
2176 (sse4_2_pcmpestrm): Likewise.
2177 (sse4_2_pcmpistri): Likewise.
2178 (sse4_2_pcmpistrm): Likewise.
2180 (aeskeygenassist): Likewise.
2182 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
2184 * config/i386/predicates.md (vzeroall_operation): New.
2186 * config/i386/sse.md (avx_vzeroall): New.
2187 (*avx_vzeroall): Likewise.
2189 2008-08-28 Paul Brook <paul@codesourcery.com>
2190 Mark Shinwell <shinwell@codesourcery.com>
2191 Richard Earnshaw <richard.earnshaw@arm.com>
2193 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
2194 (TARGET_MIN_ANCHOR_OFFSET): New.
2195 (arm_override_options): Set correct anchor ranges for Thumb-1
2196 and Thumb-2 if required.
2197 (legitimize_pic_address): Handle case involving a TLS symbol
2198 reference with an addend.
2199 (arm_optimization_options): Enable section anchors at -O1 and
2201 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
2202 * config/arm/arm-protos.h (arm_optimization_options): New.
2204 2008-08-28 Nick Clifton <nickc@redhat.com>
2206 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
2207 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
2210 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
2211 * config/v850/v850.md (return): Remove frame size restriction.
2213 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
2215 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
2217 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
2219 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
2221 2008-08-28 Paul Brook <paul@codesourcery.com>
2223 * config/arm/vfp11.md: Update license notice.
2224 * config/arm/cortex-r4.md: Ditto.
2226 2008-08-28 Richard Guenther <rguenther@suse.de>
2228 PR tree-optimization/37207
2229 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
2232 2008-08-28 Dodji Seketeli <dodji@redhat.com>
2235 * tree.c (int_fits_type_p): Don't forget unsigned integers
2236 of type sizetype which higher end word equals -1.
2238 2008-08-28 Ira Rosen <irar@il.ibm.com>
2240 * target.h (struct vectorize): Add new target builtin.
2241 * tree-vectorizer.c (destroy_loop_vec_info): Call
2242 vect_free_slp_instance instead of vect_free_slp_node.
2243 * tree-vectorizer.h (enum slp_load_perm_type): New.
2244 (struct _slp_instance): Add new fields.
2245 (SLP_INSTANCE_LOAD_PERMUTATION): New.
2246 (SLP_INSTANCE_LOADS): New.
2247 (vect_free_slp_tree): Remove.
2248 (vect_free_slp_instance): Declare.
2249 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
2250 (vectorizable_load): Add argument.
2251 (vect_transform_slp_perm_load): New.
2252 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
2254 (vect_get_place_in_interleaving_chain): New function.
2255 (vect_free_slp_tree): Make static.
2256 (vect_free_slp_instance): New function.
2257 (vect_build_slp_tree): Add new arguments. Allow load permutations and
2258 collect the load location in the interleaving chain.
2259 (vect_supported_slp_permutation_p): New function.
2260 (vect_supported_load_permutation_p): Likewise.
2261 (vect_analyze_slp_instance): In case of loads permutation, call
2262 vect_supported_load_permutation_p to check that the permutation is
2264 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
2265 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
2266 (vect_create_mask_and_perm): New function.
2267 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
2268 (vectorizable_load): Add an argument. Don't keep the created vectors
2269 statements in the node if permutation is required. Call
2270 vect_transform_slp_perm_load to generate the permutation.
2271 (vect_transform_stmt): Add new argument. Call vectorizable_load with
2272 additional argument.
2273 (vect_schedule_slp_instance): In case of loads permutation, allocate
2274 vectorized statements structure for all the related SLP nodes. Call
2275 vect_transform_stmt with addditional argument.
2276 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
2277 * config/spu/spu.c (spu_builtin_vec_perm): New.
2278 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2279 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
2280 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
2281 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2283 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
2285 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
2286 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
2287 __gthread_cond_signal, __gthread_cond_timedwait,
2288 __gthread_cond_timedwait_recursive): New functions.
2289 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
2291 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
2294 2008-08-28 Richard Guenther <rguenther@suse.de>
2297 * fold-const.c (maybe_canonicalize_comparison_1): Require
2298 undefined overflow only for canonicalizing A +- CST cmp CST.
2299 Make sure to not generate new constants that are not inside
2300 their TYPE_MIN/MAX_VALUE range.
2301 (maybe_canonicalize_comparison): Remove undefined overflow
2303 (fold_binary): Remove now duplicate folding.
2305 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2307 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
2308 use not updated in the last change.
2310 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
2312 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
2313 (IRA_COVER_CLASSES): Add FPUL_REGS.
2315 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2318 * c-common.c (conversion_warning): Check for null operands.
2320 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2323 * c-decl.c (check_for_loop_decls): Improve error message. Give
2326 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2329 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
2330 (convert_for_assignment): Pass corrent OPT_W* parameter to
2331 WARN_FOR_ASSIGNMENT.
2333 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2336 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
2338 2008-08-27 Paul Brook <paul@codesourcery.com>
2340 * config.gcc: Loosen checks for arm uclinux eabi targets.
2342 2008-08-27 Paul Brook <paul@codesourcery.com>
2344 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
2346 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
2348 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
2350 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
2351 the enumerators of an ENUMERAL_TYPE.
2352 * dbxout.c (dbxout_type): Ditto.
2354 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
2357 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
2358 (fwprop_addr): Check that the loop_father is not the outer loop.
2360 2008-08-26 Paul Brook <paul@codesourcery.com>
2362 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
2363 Remove documentation entry for fmul type.
2364 Use fmuls to annotate single-precision multiplication patterns,
2365 fmuld to annotate double-precision multiplication patterns,
2366 fmacs to annotate single-precision multiply-accumulate patterns
2367 and fmacd to annotate double-precision multiply-accumulate patterns.
2368 * config/arm/vfp11.md: Update reservations accordingly.
2369 * config/arm/arm.md: Note that certain values of the "type"
2370 attribute are documented in vfp.md.
2371 * config/arm/arm1020e.md: Remove out of date duplicate comment.
2372 (v10_cvt): Use new fmul types.
2374 2008-08-26 Paul Brook <paul@codesourcery.com>
2376 * config/arm/vfp.md: Move pipeline description for VFP11 to...
2377 * config/arm/vfp11.md: ...here. New.
2378 * config/arm/arm.md: Include vfp11.md.
2380 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
2382 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
2383 parameter to inform call.
2385 2008-08-26 Jeff Law <law@redhat.com>
2387 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
2388 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
2389 preferred class when copying a constant into a partial word register.
2391 2008-08-26 Ben Elliston <bje@au.ibm.com>
2393 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
2394 * cp/typeck.c: Likewise.
2395 * cp/tree.c: Likewise.
2396 * gimple-low.c: Likewise.
2399 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
2401 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
2402 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
2404 * doc/passes.texi: Describe IRA.
2406 * doc/tm.texi (IRA_COVER_CLASSES,
2407 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
2409 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
2410 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
2411 -fira-propagate-cost, -fno-ira-share-save-slots,
2412 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
2414 * flags.h (ira_algorithm): New enumeration.
2415 (flag_ira_algorithm, flag_ira_verbose): New external variable
2418 * postreload.c (gate_handle_postreload): Don't do post reload
2419 optimizations unless the reload is completed.
2421 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
2424 * tree-pass.h (pass_ira): New external variable declaration.
2426 * reload.h: Add 2008 to the Copyright.
2428 * cfgloopanal.c: Include params.h.
2429 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
2432 * params.h (IRA_MAX_LOOPS_NUM): New macro.
2434 * toplev.c (ira.h): New include.
2435 (flag_ira_algorithm, flag_ira_verbose): New external variables.
2436 (backend_init_target): Call ira_init.
2437 (backend_init): Call ira_init_once.
2438 (finalize): Call finish_ira_once.
2440 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
2441 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
2444 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
2445 may_move_out_cost): New external variable declarations.
2446 (move_table): New typedef.
2448 * caller-save.c: Include headers output.h and ira.h.
2449 (no_caller_save_reg_set): New global variable.
2450 (save_slots_num, save_slots): New variables.
2451 (reg_save_code, reg_restore_code, add_stored_regs): Add
2453 (init_caller_save): Set up no_caller_save_reg_set.
2454 (init_save_areas): Reset save_slots_num.
2455 (saved_hard_reg): New structure.
2456 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
2457 (initiate_saved_hard_regs, new_saved_hard_reg,
2458 finish_saved_hard_regs, saved_hard_reg_compare_func): New
2460 (setup_save_areas): Add code for sharing stack slots.
2461 (all_blocks): New variable.
2462 (save_call_clobbered_regs): Process pseudo-register too.
2463 (mark_set_regs): Process pseudo-register too.
2464 (insert_one_insn): Put the insn after bb note in a empty basic
2465 block. Add insn check.
2467 * global.c (eliminable_regset): Make it external.
2468 (mark_elimination): Use DF_LR_IN for IRA.
2469 (pseudo_for_reload_consideration_p): New.
2470 (build_insn_chain): Make it external. Don't ignore spilled
2471 pseudos for IRA. Use pseudo_for_reload_consideration_p.
2472 (gate_handle_global_alloc): New function.
2473 (pass_global_alloc): Add the gate function.
2475 * opts.c (decode_options): Set up flag_ira. Print the warning for
2477 (common_handle_option): Process -fira-algorithm and -fira-verbose.
2479 * timevar.def (TV_IRA, TV_RELOAD): New passes.
2481 * regmove.c (regmove_optimize): Don't do replacement of output for
2484 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
2485 New external variable declarations.
2487 * local-alloc.c (update_equiv_regs): Make it external. Return
2488 true if jump label rebuilding should be done. Rescan new_insn for
2490 (gate_handle_local_alloc): New function.
2491 (pass_local_alloc): Add the gate function.
2493 * alias.c (value_addr_p, stack_addr_p): New functions.
2494 (nonoverlapping_memrefs_p): Use them for IRA.
2496 * common.opt (fira, fira-algorithm, fira-coalesce,
2497 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
2498 fira-verbose): New options.
2500 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
2501 move_cost, may_move_in_cost, may_move_out_cost): Make the
2503 (move_table): Remove typedef.
2504 (init_move_cost): Make it external.
2505 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
2508 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
2509 setup_reg_classes): New function prototypes.
2510 (eliminable_regset): New external variable declaration.
2511 (build_insn_chain, update_equiv_regs): New function prototypes.
2513 * Makefile.in (IRA_INT_H): New definition.
2514 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
2515 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
2516 (reload1.o, toplev.o): Add dependence on ira.h.
2517 (cfgloopanal.o): Add PARAMS_H.
2518 (caller-save.o): Add dependence on output.h and ira.h.
2519 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
2520 ira-emit.o, ira-lives.o): New entries.
2522 * passes.c (pass_ira): New pass.
2524 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
2526 * reload1.c (ira.h): Include the header.
2527 (changed_allocation_pseudos): New bitmap.
2528 (init_reload): Initiate the bitmap.
2529 (compute_use_by_pseudos): Permits spilled registers in FROM.
2530 (temp_pseudo_reg_arr): New variable.
2531 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
2532 IRA. Call alter_reg with the additional parameter. Don't clear
2533 spilled_pseudos for IRA. Restore original insn chain for IRA.
2534 Clear changed_allocation_pseudos at the end of reload.
2535 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
2536 (hard_regno_to_pseudo_regno): New variable.
2537 (count_pseudo): Check spilled pseudos. Set up
2538 hard_regno_to_pseudo_regno.
2539 (count_spilled_pseudo): Check spilled pseudos. Update
2540 hard_regno_to_pseudo_regno.
2541 (find_reg): Use better_spill_reload_regno_p. Check
2542 hard_regno_to_pseudo_regno.
2543 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
2545 (eliminate_regs_1): Use additional parameter for alter_reg.
2546 (finish_spills): Set up pseudo_previous_regs only for spilled
2547 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
2548 more arguments. Don't clear live_throughout and dead_or_set for
2549 spilled pseudos. Use additional parameter for alter_reg. Call
2550 mark_allocation_change. Set up changed_allocation_pseudos.
2551 Remove sanity check.
2552 (emit_input_reload_insns, delete_output_reload): Use additional
2553 parameter for alter_reg. Call mark_allocation_change.
2554 (substitute, gen_reload_chain_without_interm_reg_p): New
2556 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
2558 * testsuite/gcc.dg/20080410-1.c: New file.
2560 * config/s390/s390.h (IRA_COVER_CLASSES,
2561 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
2563 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
2565 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
2567 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
2569 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
2571 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
2573 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
2575 2008-08-24 Jeff Law <law@redhat.com>
2576 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
2577 when ignoring unavailable registers.
2579 2008-08-24 Jeff Law <law@redhat.com>
2580 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
2581 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
2582 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
2583 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
2585 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
2586 * ira-build.c (allocno_range_compare_func): Stabilize sort.
2588 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
2589 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
2590 * reload1.c (find_reg): Process registers in register allocation order.
2592 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
2593 * toplev.c (backend_init_target): Move ira_init call from
2595 (lang_dependent_init_target): ...to here.
2597 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
2598 * ira.c (setup_class_subset_and_memory_move_costs): Don't
2599 calculate memory move costs for NO_REGS.
2601 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
2602 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
2603 STACK_REGS is defined.
2605 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2606 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
2608 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
2609 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
2611 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
2612 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
2613 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
2616 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
2617 Dorit Nuzman <dorit@il.ibm.com>
2619 * gcc/config/spu/spu.md (vec_extract_evenv4si,
2620 vec_extract_evenv4sf, vec_extract_evenv8hi,
2621 vec_extract_evenv16qi, vec_extract_oddv4si,
2622 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
2623 vec_interleave_highv4sf, vec_interleave_lowv4sf,
2624 vec_interleave_highv4si, vec_interleave_lowv4si,
2625 vec_interleave_highv8hi, vec_interleave_lowv8hi,
2626 vec_interleave_highv16qi, vec_interleave_lowv16qi,
2627 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
2629 2008-08-25 Janis Johnson <janis187@us.ibm.com>
2632 * config/rs6000/rs6000.c (optimization_options): Don't default to
2633 section anchors without toplevel reorder.
2635 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2637 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
2638 (mfc_end_critical_section): Likewise.
2640 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2642 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
2643 all type qualifiers from element type to vector type.
2645 2008-08-25 David Daney <ddaney@avtrex.com>
2647 * config/mips/mips.md (immediate_insn): Move up in file, fix
2648 comment typo, reformat.
2649 (fetchop_bit, atomic_hiqi_op memory_barrier,
2650 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
2651 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
2652 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
2653 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
2654 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
2655 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
2656 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
2657 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
2658 sync_old_nand<mode>, sync_new_nand<mode>,
2659 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
2660 test_and_set_12): Moved to sync.md.
2662 * config/mips/sync.md: New file.
2664 2008-08-25 Richard Henderson <rth@redhat.com>
2666 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
2667 (regsave): Likewise.
2668 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
2669 (output_cfi_directive): Likewise.
2670 (div_data_align): New.
2671 (output_cfi): Use it.
2673 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
2675 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
2676 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
2677 (TARGET_OCTEON): New macro.
2678 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
2679 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
2680 (ISA_HAS_POP): New macro.
2681 * config/mips/driver-native.c (host_detect_local_cpu): Handle
2683 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
2685 * config/mips/mips.md (cpu): Add octeon.
2686 (type): Add pop attribute value.
2687 (popcount<mode>2): New pattern.
2688 * doc/invoke.texi (-march=@var{arch}): Add octeon.
2690 2008-08-24 Jan Hubicka <jh@suse.cz>
2692 * doc/invoke.texi (-fipa-cp-clone): New option.
2693 (-fipa-cp): Update docs.
2694 (--param ipcp-unit-growth):New.
2695 * ipa-cp.c: Include fibheap.h, params.h
2696 (ipcp_initialize_node_lattices): When not cloning, all externally
2697 visible functions are bottom.
2698 (ipcp_need_redirect_p): Accept clones.
2699 (ipcp_insert_stage): Use cost driven heuristics.
2700 (max_count, dead_nodes): New static vars.
2701 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
2702 ipcp_const_param_count): New functions.
2703 * common.opt (ipa-cp-clone): New command line option.
2704 * params.def (ipcp-unit-growth): New.
2706 2008-08-24 Jan Hubicka <jh@suse.cz>
2708 * tree-inline.c (tree_function_versioning): Look harder
2709 for referenced vars.
2711 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
2713 PR tree-optimization/37185
2714 * matrix-reorg.c (transform_access_sites): Update changed stmt.
2716 2008-08-23 Jan Hubicka <jh@suse.cz>
2718 * ipa-cp.c (ipcp_analyze_node): New function.
2719 (ipcp_update_cloned_node): Use it.
2720 (ipcp_init_stage): Likewise.
2721 * ipa-inline.c (function_insertion_hook_holder): New static var.
2722 (analyze_function): Break out from ....
2723 (inline_generate_summary): Here; register insertion hook.
2724 (cgraph_decide_inlining): Remove hook.
2725 (add_new_function): New function.
2727 2008-08-23 Jan Hubicka <jh@suse.cz>
2729 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
2731 2008-08-23 Jan Hubicka <jh@suse.cz>
2733 * ipa-cp.c (constant_val_insert): Remove.
2734 (ipcp_propagate_one_const): Remove.
2735 (ipcp_create_replace_map): Always insert replacements to the map.
2736 (ipcp_insert_stage): Do not try to insert statements by hand.
2737 * tree-inline.c (insert_init_stmt): Break out from ...
2738 (setup_one_parameter): ... here; allow NULL BB pointer.
2739 (tree_function_versioning): Use setup_one_parameter to process
2742 2008-08-23 Jan Hubicka <jh@suse.cz>
2744 * tree.c (decl_address_ip_invariant_p): New function.
2745 * tree.h (decl_address_ip_invariant_p): Declare.
2746 * gimple.c (strip_invariant_refs): Break out from ...
2747 (is_gimple_invariant_address): ... here
2748 (is_gimple_ip_invariant_address): New function.
2749 (is_gimple_ip_invariant): New function.
2750 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
2753 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
2754 (ipcp_lat_is_insertable): All constants are insertable.
2755 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
2756 IPA_CONST_VALUE_REF.
2757 (ipcp_initialize_node_lattices): Propagate all types of operands.
2758 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
2759 (ipcp_create_replace_map): Reformat.
2760 (ipcp_need_redirect_p): Simplify.
2761 (ipcp_insert_stage): Check that argument is used before clonning.
2762 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
2763 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
2764 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
2765 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
2766 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
2767 (jump_func_type): Remove IPA_CONST_VALUE_REF.
2768 * tree-inline.c (tree_function_versioning): Add variables referenced by
2771 2008-08-23 Jan Hubicka <jh@suse.cz>
2774 * i386.c (standard_80387_constant_p): Use optimize_size.
2776 2008-08-23 Ira Rosen <irar@il.ibm.com>
2778 PR tree-optimization/37161
2779 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
2780 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
2781 (vect_determine_vectorization_factor): Move the scalar type
2782 retrieval to vect_get_smallest_scalar_type.
2783 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
2784 scalar type. Remove redundant computation.
2785 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
2786 (vect_get_slp_defs): Take the type of RHS into account if
2787 necessary by calling vect_get_smallest_scalar_type. Call
2788 vect_get_constant_vectors with additional argument.
2790 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2793 * doc/invoke.texi (Wwrite-strings): Clarify description.
2795 2008-08-23 Ira Rosen <irar@il.ibm.com>
2797 PR tree-optimization/37174
2798 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
2799 def stmt is a part of the loop before accessing its stmt_vec_info.
2801 2008-08-22 Anatoly Sokolov <aesok@post.ru>
2804 * config/avr/avr.md (UNSPEC_SWAP): New constants.
2805 (*swap): New insn pattern.
2806 (*ashlqi3): Rename from ashlqi3 insn pattern.
2807 (ashlqi3): New expanders.
2808 (*lshrqi3): Rename from lshrqi3 insn pattern.
2809 (lshrqi3): New expanders.
2810 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
2811 lshrqi3_const5, lshrqi3_const6): New splitters.
2812 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
2813 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
2816 2008-08-22 Richard Guenther <rguenther@suse.de>
2818 PR tree-optimization/37078
2819 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
2820 [+INF, +INF] ranges.
2822 2008-08-22 Richard Guenther <rguenther@suse.de>
2824 PR tree-optimization/37143
2825 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
2826 a conversion statement instead of a copy.
2828 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
2831 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
2832 CCCmode, CCOmode and CCSmode destination modes.
2835 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
2836 from different units in a single alternative.
2837 (*vec_extractv2sf_1): Ditto.
2838 (*vec_extractv2si_0): Ditto.
2839 (*vec_extractv2si_1): Ditto.
2840 * config/i386/sse.md (sse2_storehpd): Ditto.
2841 (sse2_storelpd): Ditto.
2842 (sse2_loadhpd): Ditto.
2843 (sse2_loadlpd): Ditto.
2846 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
2847 (popcountsi2): Ditto.
2848 (clzdi2_abm): Ditto.
2849 (popcountdi2): Ditto.
2850 (clzhi2_abm): Ditto.
2851 (popcounthi2): Ditto.
2853 2008-08-22 Richard Guenther <rguenther@suse.de>
2857 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
2858 if the multiplication does not overflow.
2860 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
2862 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
2864 2008-08-21 Richard Henderson <rth@redhat.com>
2866 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
2867 spurrious comma from test.
2868 * configure: Rebuild.
2870 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2873 * builtins.c (fold_builtin_next_arg): Add warning about undefined
2876 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
2878 * c-tree.h (grokfield): New argument.
2879 * c-decl.c (grokfield): Handle new location argument.
2880 * c-parser.c (c_parser_struct_declaration): Pass location to
2883 2008-08-21 Richard Guenther <rguenther@suse.de>
2885 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
2887 2008-08-21 Jan Hubicka <jh@suse.cz>
2889 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
2890 (cgraph_add_function_insertion_hook,
2891 cgraph_remove_function_insertion_hook,
2892 cgraph_call_function_insertion_hooks): New functions.
2893 * cgraph.h (cgraph_add_function_insertion_hook,
2894 cgraph_remove_function_insertion_hook,
2895 cgraph_call_function_insertion_hooks): Declare.
2896 * ipa-reference.c (function_insertion_hook_holder): New variable.
2897 (check_operand, look_for_address_of): When checking late, do not care
2898 about module bitmaps.
2899 (add_new_function): New function.
2900 (generate_summary): Register hooks; zero module bitmaps.
2901 (propagate): Unregister hooks.
2902 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
2903 (add_new_function): New function.
2904 (generate_summary): Register hook.
2905 (propagate): Remove hook.
2907 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
2909 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
2910 * ipa-cp.c (ipcp_update_cloned_node): New function.
2911 (build_const_val): Handle functions correctly; bring type logic
2912 into sync with tree-inline.c
2913 (ipcp_init_stage): Take care of computing stuff needed by
2914 indirect inlining; update clones.
2915 (ipcp_generate_summary): Break out of ipcp_driver.
2916 (ipcp_driver): Do only execution and transformation.
2917 (pass_ipa_cp): Make IPA_PASS.
2918 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
2920 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
2921 ipcp, some info is already available.
2922 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
2923 * tree-inline.c (remap_ssa_name): Unshare expression.
2925 2008-08-21 Richard Guenther <rguenther@suse.de>
2927 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
2928 a PHI ask VN if it is already available.
2929 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
2930 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
2932 2008-08-21 Richard Guenther <rguenther@suse.de>
2935 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
2936 makes sure to produce a result of the correct type.
2938 2008-08-21 Jan Hubicka <jh@suse.cz>
2939 Backport from LTO branch:
2941 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2942 Jan Hubicka <jh@suse.cz>
2945 (init_state, finish_state, set_function_state, generate_summary):
2947 (scan_stmt): Renamed from scan_function. Changed to keep state in
2948 local static vars rather than cgraph aux field.
2949 (propagate): Renamed from static_execute. Changed to keep state in
2950 local static vars rather than cgraph aux field.
2951 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
2952 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
2954 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
2956 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
2957 * ipa-reference.c (init_function_info, generate_summary,
2958 propagate): New functions.
2959 (analyze_function): Call init_function_info.
2960 (static_execute): Stripped into generate_summary and propagate.
2961 (pass_ipa_reference): Made into ipa_opt_pass.
2963 2008-08-21 Richard Guenther <rguenther@suse.de>
2965 PR tree-optimization/37181
2966 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
2968 (extract_range_from_unary_expr): Likewise.
2970 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2972 * diagnostic.c (pedwarn_at): Rename as pedwarn.
2974 * toplev.h (pedwarn_at): Likewise.
2975 * builtins.c: Update all calls to pedwarn.
2976 * c-lex.c: Likewise.
2977 * toplev.c: Likewise.
2978 * c-tree.h: Likewise.
2979 * c-decl.c: Likewise.
2980 * c-errors.c: Likewise.
2981 * c-typeck.c: Likewise.
2982 * c-common.c: Likewise.
2983 * c-parser.c: Likewise.
2985 2008-08-20 Joseph Myers <joseph@codesourcery.com>
2988 * config/sparc/sparc.c (function_arg_slotno): Handle structure
2989 with MODE_VECTOR_INT mode.
2991 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2994 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
2995 initialized outside the current module.
2996 (warn_uninitialized_var): Ignore left-hand side when walking the
2997 trees. Ignore address expressions. Examine VUSE operands in gimple
2998 statements with a variable declaration on the right-hand side.
3000 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
3003 * rtlanal.c (subreg_offset_representable_p): Revert last change.
3005 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3008 * c-common.c (conversion_warning): Do not warn if applying bit-and
3009 operator to unsigned constant that fits in the target type.
3011 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3014 * c-common.c (conversion_warning): Do not warn for artificial
3017 2008-08-20 Richard Guenther <rguenther@suse.de>
3019 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
3020 (extract_range_from_binary_expr): Fall back to constant propagation.
3021 (extract_range_from_unary_expr): Likewise.
3023 2008-08-20 Richard Guenther <rguenther@suse.de>
3025 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
3026 with TREE_THIS_VOLATILE on shared nodes.
3027 (fold_stmt_r): Likewise.
3029 2008-08-20 Jakub Jelinek <jakub@redhat.com>
3032 * c-parser.c (c_parser_attributes): For keywords use canonical
3033 spelling for attr_name.
3035 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3037 * value-prof.c (check_counter): Revert wrong call to error.
3039 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3041 * profile.c: Update calls to inform.
3042 * value-prof.c: Update calls to inform.
3044 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3046 * diagnostic.c (inform): Add an explicit location_t parameter.
3047 * toplev.h (inform): Update declaration.
3048 * builtins.c: Update all calls to inform.
3049 * c-common.c: Likewise.
3050 * c-decl.c: Likewise.
3051 * c-opts.c: Likewise.
3052 * c-pch.c: Likewise.
3053 * c-pragma.c: Likewise.
3054 * c-typeck.c: Likewise.
3055 * coverage.c: Likewise.
3057 * toplev.c: Likewise.
3058 * tree-cfg.c: Likewise.
3059 * tree-ssa.c: Likewise.
3061 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
3064 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
3065 V2DI mode, for SSE4.1, use movq instead of vector set if the
3066 second element is zero and inter-unit moves are OK.
3068 2008-08-20 Richard Guenther <rguenther@suse.de>
3070 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
3071 properly handle conversion/copy chains after tuplification.
3073 2008-08-20 Richard Guenther <rguenther@suse.de>
3075 * passes.c (init_optimization_passes): Move the second
3076 forwprop pass before alias computation. Remove the second
3077 DCE pass. Remove the first dominator and phi copy/const
3080 2008-08-20 Nick Clifton <nickc@redhat.com>
3082 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
3083 support of this feature. Do not assume that a sufficiently new
3084 assembler will support the feature regardless of the target type.
3085 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
3086 * configure: Regenerate.
3088 2008-08-20 Richard Guenther <rguenther@suse.de>
3090 * tree-vrp.c (found_in_subgraph): Remove.
3091 (live): New global static.
3092 (live_on_edge): New function.
3093 (blocks_visited): Remove.
3094 (register_edge_assert_for_2): Use live_on_edge.
3095 (find_conditional_asserts): Remove code dealing with
3096 found_in_subgraph. Do not walk the CFG.
3097 (find_switch_asserts): Likewise.
3098 (find_assert_locations_1): Renamed from find_assert_locations.
3099 Move finding assert locations for conditional and switch
3100 statements first. Update live bitmap. Do not walk the CFG.
3101 (find_assert_locations): New function.
3102 (insert_range_assertions): Remove entry of CFG walk.
3103 Adjust call to find_assert_locations.
3104 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
3105 that only can appear because of fake exit edges but assert we
3106 never try to insert on those.
3107 (fini_pre): Do not remove fake exit edges here...
3108 (execute_pre): ...but here, before committing edge inserts.
3110 2008-08-19 Richard Guenther <rguenther@suse.de>
3112 * passes.c (init_optimization_passes): Exchange store-ccp
3115 2008-08-19 Rafael Espindola <espindola@google.com>
3117 * varasm.c (weak_decls): Move earlier in the file.
3118 (assemble_external): Add weak decls to the weak_decls list.
3119 (declare_weak): Don't add decls to the weak_decls list.
3121 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
3124 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
3125 before (sse2_shufpd_<mode>).
3127 2008-08-19 Jakub Jelinek <jakub@redhat.com>
3130 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
3131 * tree.c (block_nonartificial_location): Likewise.
3133 2008-08-19 Richard Guenther <rguenther@suse.de>
3135 PR tree-optimization/35972
3136 PR tree-optimization/23094
3137 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
3139 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
3140 handle MISALIGNED_INDIRECT_REF.
3141 (get_ref_from_reference_ops): New helper.
3142 (vn_reference_lookup_pieces): Walk the use-def chain using the
3143 alias-oracle if requested.
3144 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
3145 walking the use-def chain.
3146 (compute_avail): But not here.
3147 (create_component_ref_by_pieces_1): Properly handle
3148 MISALIGNED_INDIRECT_REF.
3149 (do_regular_insertion): Handle fully redundant
3150 expressions after PHI-translation also for SSA_NAME values, not
3151 only constants. Correctly use edoubleprime for that.
3153 2008-08-19 Ira Rosen <irar@il.ibm.com>
3155 * tree-vectorizer.c (supportable_widening_operation): Support
3156 multi-step conversion, return the number of steps in such conversion
3157 and the required intermediate types.
3158 (supportable_narrowing_operation): Likewise.
3159 * tree-vectorizer.h (vect_pow2): New function.
3160 (supportable_widening_operation): Change argument types.
3161 (supportable_narrowing_operation): Likewise.
3162 (vectorizable_type_promotion): Add an argument.
3163 (vectorizable_type_demotion): Likewise.
3164 * tree-vect-analyze.c (vect_analyze_operations): Call
3165 vectorizable_type_promotion and vectorizable_type_demotion with
3166 additional argument.
3167 (vect_get_and_check_slp_defs): Detect patterns.
3168 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
3170 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
3171 vect_build_slp_tree with correct arguments. Calculate unrolling factor
3172 according to the smallest type in the loop.
3173 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
3174 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
3175 supportable_widening_operation with correct arguments.
3176 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
3177 operands lists according to the number of vector statements in left
3178 or right node, if exists.
3179 (vect_gen_widened_results_half): Remove unused argument.
3180 (vectorizable_conversion): Call supportable_widening_operation,
3181 supportable_narrowing_operation, and vect_gen_widened_results_half
3182 with correct arguments.
3183 (vectorizable_assignment): Change documentation, support multiple
3185 (vectorizable_operation): Likewise.
3186 (vect_get_loop_based_defs): New function.
3187 (vect_create_vectorized_demotion_stmts): Likewise.
3188 (vectorizable_type_demotion): Support loop-aware SLP and general
3189 multi-step conversion. Call vect_get_loop_based_defs and
3190 vect_create_vectorized_demotion_stmts for transformation.
3191 (vect_create_vectorized_promotion_stmts): New function.
3192 (vectorizable_type_promotion): Support loop-aware SLP and general
3193 multi-step conversion. Call vect_create_vectorized_promotion_stmts
3195 (vectorizable_store): Change documentation, support multiple
3197 (vectorizable_load): Likewise.
3198 (vect_transform_stmt): Pass SLP_NODE to
3199 vectorizable_type_promotion and vectorizable_type_demotion.
3200 (vect_schedule_slp_instance): Move here the calculation of number
3201 of vectorized statements for each node from...
3202 (vect_schedule_slp): ... here.
3203 (vect_transform_loop): Call vect_schedule_slp without the last
3206 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
3209 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
3210 to == in assert statement.
3211 (vectorizable_reduction): Fix typo.
3213 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3216 * value-prof.c (check_counter): Dereference pointer to overall
3217 count when printing it.
3219 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3221 * profile.h: Really add it.
3223 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3225 * mcf.c: Really add it.
3227 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
3228 Vinodha Ramasamy <vinodha@google.com>
3230 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
3232 * value-prof.c (check_counter): Fix the counter if
3233 flag_profile_correction is true.
3234 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3235 tree_mod_subtract_transform):
3236 Follow check_counter parameter change.
3237 * common.opt (fprofile-correction): New option.
3239 * profile.h: Likewise.
3240 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
3241 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
3242 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
3244 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
3245 flag_profile_correction is set.
3247 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
3249 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
3251 2008-08-18 Tomas Bily <tbily@suse.cz>
3253 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
3254 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
3256 * tree-data-ref.c (split_constant_offset_1): Likewise.
3257 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
3258 * tree-sra.c (sra_walk_expr): Likewise.
3259 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
3260 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
3261 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
3262 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
3264 * gimple.c (gimple_assign_unary_nop_p): Likewise.
3265 * tree-vect-transform.c (vectorizable_type_demotion)
3266 (vectorizable_type_promotion): Likewise.
3267 * tree-inline.c (expand_call_inline):
3268 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
3269 (forward_propagate_addr_expr_1, forward_propagate_comparison)
3270 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3271 * expr.c (expand_expr_real_1): Likewise.
3272 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
3273 (gimple_assign_unary_useless_conversion_p): Likewise.
3274 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3275 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
3276 * fold-const.c (fold_unary): Likewise.
3277 * tree.h (CONVERT_EXPR_P): Likewise.
3278 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
3279 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
3281 (register_edge_assert_for_2, extract_range_from_unary_expr)
3282 (register_edge_assert_for_1): Likewise.
3284 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3286 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
3287 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
3288 (enum real_value_const): Delete.
3289 (get_real_const): Delete.
3290 * real.c (get_real_const): Delete.
3291 (dconst_e_ptr): Define.
3292 (dconst_third_ptr): Define.
3293 (dconst_sqrt2_ptr): Define.
3294 * builtins.c: Update all callers.
3296 2008-08-18 Richard Guenther <rguenther@suse.de>
3298 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
3299 statement iterator after statement removal.
3301 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
3303 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
3304 (detect_processor_freebsd): Likewise.
3305 (host_detect_local_cpu): Call newly added functions for FreeBSD.
3307 2008-08-18 Richard Guenther <rguenther@suse.de>
3309 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
3310 and loads have the correct types.
3312 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3315 * c-opts.c (cpp_opts): Remove static.
3316 * c-parser.c (cpp_opts): Declare it extern.
3317 (disable_extension_diagnostics): Handle cpp options.
3318 (enable_extension_diagnostics): Likewise.
3320 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3322 * diagnostics.c (permerror_at): Rename as permerror.
3323 (permerror): Delete.
3324 * toplev.h: Likewise.
3326 2008-08-18 Richard Guenther <rguenther@suse.de>
3328 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
3329 sdse1 and addressables2 passes. Replace dce1 with cddce1.
3330 Move call_cdce before build_alias. Move copyrename2,
3331 cunrolli and ccp2 beafore build_alias. Re-add addressable2
3332 right after final inlining.
3333 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
3334 (pass_build_cfg): But instead via TODO_dump_func.
3336 2008-08-18 Richard Guenther <rguenther@suse.de>
3338 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
3340 (scalarize_init): If we failed to generate some initializers
3341 do not generate zeros for not instantiated members. Instead
3342 rely on the copy out.
3343 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
3344 about missing flow-sensitive alias info only if we have
3347 2008-08-17 Nick Clifton <nickc@redhat.com>
3349 * doc/extend.texi (Function Attributes): Fix typo in description
3350 if hot function attribute.
3352 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
3353 Richard Sandiford <rdsandiford@googlemail.com>
3355 * doc/install.texi (--with-mips-plt): Document.
3356 * doc/invoke.texi (-mplt, -mno-plt): Document.
3357 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
3358 and handle ${with_mips_plt}.
3359 * config/mips/mips.opt (mplt): New option.
3360 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
3361 (TARGET_ABICALLS_PIC2): Likewise.
3362 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
3363 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
3364 (ASM_SPEC): Use !mabi=* instead of !mabi*.
3365 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
3366 to decide whether to output ".option picX" directives.
3367 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
3368 Pass -call_nonpic rather than -KPIC for -mplt.
3369 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
3370 on the command line. Also remove it when -mabi=64 is used without
3372 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
3373 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
3374 TARGET_ABICALLS_PIC0.
3375 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
3377 (mips16_build_function_stub): Only output ".option pic" directives
3378 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
3379 (mips16_build_call_stub): Fix comment and remove redundant
3380 ".set at"/"set .noat" directives.
3381 (mips_function_rodata_section): Use the default behaviour for
3382 TARGET_ABSOLUTE_ABICALLS.
3383 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
3384 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
3385 (mips_restore_gp): Do nothing if the current function doesn't use
3387 (mips_expand_prologue): Only save $gp if the current function uses it.
3388 Use a normal move for TARGET_ABICALLS_PIC0.
3389 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
3391 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
3393 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
3394 of function when handling GLOBAL_POINTER_REGNUM.
3396 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
3399 * common.opt (-fstack-check): Do not declare the variable here.
3400 (-fstack-check=): New option variant.
3401 * doc/invoke.texi (Code Gen Options): Document it.
3402 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
3403 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
3404 (STACK_CHECK_STATIC_BUILTIN): New macro.
3405 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
3406 * opts.c: Include expr.h.
3407 (common_handle_option) <OPT_fold_stack_check_>: New case.
3408 <OPT_fstack_check>: Likewise.
3409 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
3410 consistently in the test for variable-sized types. Adjust for
3411 new behaviour of flag_stack_check.
3412 * explow.c: Include except.h.
3413 (allocate_dynamic_stack_space): Do not take into account
3414 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
3415 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
3416 for variable-sized parameters. Treat all parameters whose size is
3417 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
3418 stack checking is enabled.
3419 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
3420 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
3421 if generic stack checking is enabled.
3422 (expand_function_end): Adjust for new behaviour of flag_stack_check.
3423 * reload1.c (reload): Likewise.
3424 * stmt.c (expand_decl): Assert that all automatic variables have
3425 fixed size at this point and remove dead code.
3426 * flags.h (stack_check_type): New enumeration type.
3427 (flag_stack_check): Declare.
3428 * toplev.c (flag_stack_check): New global variable.
3429 * Makefile.in (opts.o): Add dependency on EXPR_H.
3430 (explow.o): Add dependency on except.h.
3432 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
3434 * config/avr/avr.c (avr_override_options): Reduce value of
3435 PARAM_INLINE_CALL_COST.
3437 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
3439 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
3440 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
3441 lieu of TYPE_MODE (type) throughout.
3443 2008-08-15 Joseph Myers <joseph@codesourcery.com>
3445 * config/arm/arm.c (add_minipool_backward_ref): Check for
3446 8-byte-aligned entries in second case of forcing insertion after a
3447 particular entry. Change third case to avoid inserting
3448 non-8-byte-aligned entries before 8-byte-aligned ones.
3450 2008-08-15 Richard Guenther <rguenther@suse.de>
3452 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
3453 strip components for unknown size accesses.
3455 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
3457 * config/s390/2097.md New file.
3458 * config/s390/s390.md ("z10prop" attribute): Define none,
3459 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
3460 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
3461 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
3462 possible values and apply them to insns as appropriate.
3463 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
3464 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
3465 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
3466 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
3468 ("bfp" mode attribute): Removed. Every occurence replaced
3470 * config/s390/s390.c (struct "z10_cost"): Updated entries.
3471 * config/s390/2084.md (insn_reservation "x_itof"): Updated
3474 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3477 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
3480 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
3482 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
3483 additional argument. Support reduction when duplication is needed due
3484 to data-types of different sizes in the loop.
3485 (get_initial_def_for_induction): Fix printout.
3486 (vect_get_vec_def_for_stmt_copy): Support case where the
3487 vec_stmt_for_operand is a phi node.
3488 (vectorizable_reduction): Support reduction when duplication is needed
3489 due to data-types of different sizes in the loop.
3490 (vectorizable_call): Remove restriction to not vectorize in case we
3491 have data-types of different sizes in the loop.
3492 (vectorizable_conversion): Likewise.
3493 (vectorizable_operation): Likewise.
3494 (vectorizable_type_demotion): Likewise.
3495 (vectorizable_type_promotion): Likewise.
3496 (vectorizable_induction): Add restriction to not vectorize in case
3497 we have data-types of different sizes in the loop.
3499 2008-08-14 Christophe Saout <christophe@saout.de>
3500 Uros Bizjak <ubizjak@gmail.com>
3503 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
3504 (*vec_concatv2di_rex64_sse4_1): Ditto.
3505 (*vec_concatv2di_rex64_sse): Ditto.
3507 2008-08-14 Jakub Jelinek <jakub@redhat.com>
3510 * fold-const.c (fold_widened_comparison): Do not allow
3511 sign changes that change the result even if shorter type
3512 is wider than arg1_unw's type.
3514 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
3516 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
3517 Skip if the multilib testing specifies -march that does not
3518 agree with the one specified in the testcase.
3520 2008-08-13 Joseph Myers <joseph@codesourcery.com>
3522 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
3523 zero extend SImode values being converted to TFmode before passing
3526 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3528 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
3529 __PPU__ when targeting the Cell/B.E. PPU processor.
3531 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
3533 * gimple.h (gimple_call_set_chain): Accept SSA variables.
3534 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
3535 Rematerialize the static chain, if any.
3536 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
3539 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
3541 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
3542 (new_loc_descr): Likewise.
3543 (add_loc_descr): Likewise.
3544 (size_of_loc_descr): Likewise.
3545 (size_of_locs): Likewise.
3546 (output_loc_operands): Likewise.
3547 (output_loc_sequence): Likewise.
3548 (new_reg_loc_descr): New.
3549 (build_cfa_loc): Use it.
3550 (build_cfa_aligned_loc): Likewise.
3551 (one_reg_loc_descriptor): Likewise.
3552 (based_loc_descr): Likewise.
3554 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3557 * doc/invoke.texi (Wmain): Update.
3558 * c-decl.c (start_decl): warn_main is only 0 or 1.
3559 (start_function): Likewise. Fix formatting.
3560 (finish_function): Delete redundant warning.
3561 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
3562 * c-opts (c_common_handle_option): -Wall only has effect if
3563 warn_main is uninitialized. OPT_Wmain is automatically
3564 handled. -pedantic also enables Wmain.
3565 (c_common_post_options): Handle all logic for Wmain here.
3566 * c-common.c (warn_main): Delete.
3567 (check_main_parameter_types): Make pedwarns conditional on
3569 * c-common.h (warn_main): Delete.
3571 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
3574 * expr.c (emit_group_store): Allocate stack temp with the
3575 largest alignment when copying from register to stack.
3577 2008-08-13 Richard Guenther <rguenther@suse.de>
3579 * tree.h (maybe_fold_offset_to_address): Declare.
3580 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
3581 (ccp_fold): Handle pointer conversions the same as fold_stmt.
3582 Likewise for POINTER_PLUS_EXPR.
3583 (maybe_fold_offset_to_reference): Enable disabled code.
3584 (maybe_fold_offset_to_address): New function.
3585 (fold_stmt_r): Use it.
3586 (fold_gimple_assign): Likewise.
3587 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
3588 (gimplify_expr): Likewise.
3590 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3592 * toplev.h (pedwarn_at): Fix declaration.
3594 2008-08-13 Joseph Myers <joseph@codesourcery.com>
3596 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
3597 LINK_SPEC): Use %R in -Y P argument.
3599 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3602 * diagnostic.c (pedwarn_at): New.
3603 * toplev.h (pedwarn_at): Declare.
3604 * c-tree.h (build_enumerator): Update declaration.
3605 * c-decl.c (finish_enum): Update comment.
3606 (build_enumerator): Take a location parameter. Give a pedwarn but do
3607 not perform any conversion.
3608 * c-parser.c (c_parser_enum_specifier): Set correct location for
3611 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3614 * c-common.c (conversion_warning): Use a switch. Ignore boolean
3615 expressions except for conversions to signed:1 bitfields. Handle
3616 COND_EXPR with constant operands.
3618 2008-08-13 Richard Guenther <rguenther@suse.de>
3620 PR tree-optimization/15255
3621 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
3622 (struct oecount_s): New struct and VEC types.
3624 (oecount_hash): New function.
3625 (oecount_eq): Likewise.
3626 (oecount_cmp): Likewise.
3627 (zero_one_operation): New function.
3628 (build_and_add_sum): Likewise.
3629 (undistribute_ops_list): Perform un-distribution of multiplication
3630 and division on the chain of summands.
3631 (should_break_up_subtract): Also break up subtracts for factors.
3632 (reassociate_bb): Delete dead visited statements.
3633 Call undistribute_ops_list. Re-sort and optimize if it did something.
3634 * passes.c (init_optimization_passes): Move DSE before
3636 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
3639 2008-08-12 Janis Johnson <janis187@us.ibm.com>
3641 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
3643 * doc/invoke.texi: Revert unintended checkin.
3645 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
3648 * gcc.c (include_spec_function): Tweak call to find_a_file.
3650 2008-08-12 Jakub Jelinek <jakub@redhat.com>
3653 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
3654 and TRUTH_ORIF_EXPR.
3655 * dojump.c (do_jump): Likewise.
3657 PR tree-optimization/37084
3658 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
3659 if id->regimplify, don't assume stmt is a cast assignment.
3661 2008-08-12 Anatoly Sokolov <aesok@post.ru>
3663 * final.c (final_scan_insn): Use app_enable/app_disable functions.
3665 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3668 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
3671 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3673 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
3674 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
3676 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
3677 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
3678 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
3679 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
3680 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
3682 * doc/tm.texi (Storage Layout): Remove documentation for
3683 TARGET_FLOAT_FORMAT.
3685 * simplify-rtx.c (simplify_binary_operation_1): Replace
3686 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
3688 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3690 * real.h (struct real_format): New member has_sign_dependent_rounding.
3691 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
3692 spu_single_format, ieee_double_format, mips_double_format,
3693 motorola_double_format, ieee_extended_motorola_format,
3694 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
3695 ieee_extended_intel_96_round_53_format, ibm_extended_format,
3696 mips_extended_format, ieee_quad_format, mips_quad_format,
3697 vax_f_format, vax_d_format, vax_g_format): Initialize it.
3698 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
3700 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
3701 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
3702 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
3703 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
3704 (ROUND_TOWARDS_ZERO): Likewise.
3706 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
3707 (FLOAT_MODE_FORMAT): New macro.
3708 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
3709 (MODE_COMPOSITE_P): ... this new macro.
3710 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
3711 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
3712 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
3714 * flags.h: Include "real.h".
3716 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
3717 REAL_MODE_FORMAT_COMPOSITE_P.
3718 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
3720 * doc/tm.texi (Storage Layout): Remove documentation of
3721 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
3722 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
3723 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
3724 they only apply to libgcc2.a.
3726 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3728 * config/spu/float_disf.c: New file.
3729 * config/spu/float_unsdisf.c: New file.
3730 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
3731 (LIB2FUNCS_EXCLUDE): Define.
3733 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3734 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3736 * real.h (struct real_format): New member round_towards_zero.
3737 * real.c (round_for_format): Respect fmt->round_towards_zero.
3738 (ieee_single_format, mips_single_format, motorola_single_format,
3739 spu_single_format, ieee_double_format, mips_double_format,
3740 motorola_double_format, ieee_extended_motorola_format,
3741 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
3742 ieee_extended_intel_96_round_53_format, ibm_extended_format,
3743 mips_extended_format, ieee_quad_format, mips_quad_format,
3744 vax_f_format, vax_d_format, vax_g_format): Initialize it.
3745 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
3747 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
3748 real_format to choose rounding mode when calling MPFR functions.
3749 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
3750 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
3752 * real.h (real_to_decimal_for_mode): Add prototype.
3753 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
3754 Respect target rounding mode when generating decimal representation.
3755 (real_to_decimal): New stub for backwards compatibility.
3756 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
3757 real_to_decimal_for_mode instead of real_to_decimal.
3759 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
3761 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3762 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3764 * real.c (spu_single_format): New variable.
3765 * real.h (spu_single_format): Declare.
3767 * config/spu/spu.c (spu_override_options): Install SFmode format.
3768 (spu_split_immediate): Use integer mode to operate on pieces of
3769 floating-point values in all cases.
3771 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
3772 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
3773 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
3775 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3777 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
3779 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3781 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
3783 2008-08-12 Jakub Jelinek <jakub@redhat.com>
3786 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
3787 on the VAR_DECL instead of TYPE_READONLY on its type.
3789 2008-08-12 Ira Rosen <irar@il.ibm.com>
3791 * tree-vectorizer.c: Depend on langhooks.h.
3792 (supportable_widening_operation): Add two arguments. Support double
3794 (supportable_narrowing_operation): Likewise.
3795 * tree-vectorizer.h (supportable_widening_operation): Add two
3797 (supportable_narrowing_operation): Likewise.
3798 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
3799 supportable_widening_operation with correct arguments.
3800 * tree-vect-transform.c (vectorizable_conversion): Likewise.
3801 (vectorizable_type_demotion): Support double type conversions.
3802 (vectorizable_type_promotion): Likewise.
3803 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
3805 2008-08-11 Michael Matz <matz@suse.de>
3807 * i386/i386.c (override_options): Move initialisation from
3808 flag_schedule_insns_after_reload to here from ...
3809 (optimization_options): ... here.
3811 2008-08-11 Jakub Jelinek <jakub@redhat.com>
3813 PR rtl-optimization/36998
3814 * dwarf2out.c (compute_barrier_args_size_1,
3815 compute_barrier_args_size): Temporarily remove assertions.
3817 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3820 * tree-ssa.c (struct walk_data): Add new flag
3821 warn_possibly_uninitialized.
3822 (warn_uninitialized_var): Use it.
3823 (warn_uninitialized_vars): New.
3824 (execute_early_warn_uninitialized): Call it.
3825 (execute_late_warn_uninitialized): Likewise.
3827 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3830 * reload1.c (gen_reload): Guard calls to get_secondary_mem
3833 2008-08-09 Jan Hubicka <jh@suse.cz>
3836 * optabs.c (maybe_emit_unop_insn): Remove produced code if
3838 (expand_fix): Be prepared for expansion to fail.
3839 (expand_sfix_optab): Remove instructions if expansion failed.
3841 2008-08-09 Anatoly Sokolov <aesok@post.ru>
3843 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
3845 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
3846 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3848 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3850 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
3851 mips/t-libgcc-mips16 to tmake_file.
3852 * config/mips/mips-protos.h (mips_call_type): New enum.
3853 (mips_pic_base_register, mips_got_load): Declare.
3854 (mips_restore_gp): Take an rtx argument.
3855 (mips_use_pic_fn_addr_reg_p): Declare.
3856 (mips_expand_call): Replace the sibcall_p argument with
3857 a mips_call_type argument. Add a lazy_p parameter.
3858 (mips_split_call): Declare.
3859 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
3860 (MIPS16_PIC_TEMP): Likewise.
3861 (reg_class): Delete M16_NA_REGS.
3862 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
3863 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
3864 (mips_split_hi_p): Declare.
3865 * config/mips/mips.c (mips_split_hi_p): New array.
3866 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
3867 (mips_got_symbol_type_p): New function.
3868 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
3869 (mips16_stub_function_p): New function.
3870 (mips16_local_function_p): Likewise.
3871 (mips_use_pic_fn_addr_reg_p): Likewise.
3872 (mips_cannot_force_const_mem): Return false for HIGHs.
3873 Extend CONST_INT and symbolic handling to MIPS16, using
3874 mips_symbol_insns to check that the base symbol type is a
3875 legitimate constant. Reject GOT-based constants if
3876 TARGET_MIPS16_PCREL_LOADS.
3877 (mips_const_insns): Check targetm.cannot_force_const_mem when
3878 decomposing a symbolic base and a large offset.
3879 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
3880 When calling a function that needs $25 from MIPS16 code,
3881 move the target address into $25 separately and add a USE
3883 (mips16_gp_pseudo_reg): Insert the initializer immediately
3884 before the first real insn.
3885 (mips_pic_base_register, mips_got_load): New functions.
3886 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
3887 parameter to LOW_OUT. Say that it can be any valid SET_SRC
3888 when splitting a load-address operation. Split SYMBOL_GOT_DISP
3889 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
3890 (mips_call_tls_get_addr): Update the call to mips_expand_call,
3891 also passing NULL_RTX rather than const0_rtx as the aux argument.
3892 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
3893 instead of TARGET_EXPLICIT_RELOCS.
3894 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
3895 (mips_load_call_address): Replace the sibcall_p argument with
3896 a mips_call_type argument. Use mips_got_load.
3897 (mips16_local_alias): New structure.
3898 (mips16_local_aliases): New variable.
3899 (mips16_local_aliases_hash): New function.
3900 (mips16_local_aliases_eq): Likewise.
3901 (mips16_local_alias): Likewise.
3902 (mips16_stub_function): Likewise.
3903 (mips16_build_function_stub): Create a local alias for the target
3904 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
3905 .cpload directive and an R_MIPS_NONE relocation for the target
3906 function, then load the alias rather than the function itself.
3907 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
3908 (mips16_copy_fpr_return_value): Use mips16_stub_function and
3909 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
3910 (mips16_build_call_stub): Replace the FN parameter with an
3911 FN_PTR parameter. Force the address into a register if it
3912 isn't a call_insn_operand; don't rely on the caller to do this.
3913 If a call to a locally-defined and locally-binding MIPS16
3914 function must be made indirectly, redirect the call to the
3915 function's local alias. Use mips16_stub_function_p,
3916 mips16_stub_function, mips_expand_call and use_reg.
3917 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
3918 Use explicit %hi and %lo accesses where possible.
3919 Use MIPS_CALL to generate the correct code form of a
3920 jal instruction. Add clobbers of $18 instead of uses.
3921 Update the call to mips_emit_call_insn.
3922 (mips_expand_call): Replace the SIBCALL_P argument with a
3923 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
3924 Take a LAZY_P parameter. Call mips16_build_call_stub first,
3925 allowing it to modify the call address. Update the calls to
3926 mips_load_call_address and mips_emit_call_insn.
3927 (mips_split_call): New function.
3928 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
3929 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
3930 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
3931 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
3932 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
3934 (mips_cprestore_slot): New function.
3935 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
3936 and use mips_cprestore_slot.
3937 (mips_output_function_prologue): Handle TARGET_MIPS16 for
3939 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
3940 then use a copygp_mips16 instruction to set up $28.
3941 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
3942 (mips16_lay_out_constants): Call split_all_insns_noflow.
3943 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
3944 false if TARGET_MIPS16.
3945 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
3946 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
3947 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
3948 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
3949 MIPS16 code. Allow MIPS16 o32 PIC.
3950 (mips_override_options): Allow MIPS16 o32 PIC.
3951 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
3952 after reload if TARGET_USE_GOT.
3953 (UNSPEC_COPYGP): New constant.
3954 (length): Use a default length of 8 for MIPS16 GOT loads.
3955 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
3956 (*got_page<mode>): Check mips_split_hi_p.
3957 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
3958 (unspec_got<mode>, unspec_call<mode>): New expanders.
3959 (load_got<mode>, load_call<mode>): Remove the length attributes.
3960 Use a got attribute instead of a type attribute.
3961 (copygp_mips16): New insn.
3962 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
3963 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
3964 (sibcall, sibcall_value, call, call_value): Update the calls
3965 to mips_expand_call.
3966 (call_internal, call_value_internal): Use mips_split_call.
3967 (call_value_multiple_internal): Likewise.
3968 (call_split): Move after call_internal (the insn it is split from).
3969 (call_internal_direct, call_value_internal_direct): Turn into
3970 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
3971 (call_direct_split, call_value_direct_split): New patterns.
3972 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
3973 and use M16_REGS instead of M16_NA_REGS.
3974 * config/mips/predicates.md (const_call_insn_operand): Replace
3975 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
3976 mips_use_pic_fn_addr_reg_p check.
3977 (move_operand): Reject HIGHs if mips_split_hi_p.
3978 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
3979 (__mips16_floatunsisf): Inline __mips16_floatsisf.
3980 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
3981 * config/mips/libgcc-mips16.ver: New file.
3982 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
3983 $(srcdir)/config/mips/libgcc-mips16.ver.
3985 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3987 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
3988 (mips_unspec_address, mips_unspec_offset_high): Likewise.
3989 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
3990 (mips16_cfun_returns_in_fpr_p): Likewise.
3992 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3994 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
3995 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
3996 rather than 4 to PC.
3998 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4000 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
4001 (FUNCTION_PROFILER): Save the static chain pointer into $2
4002 beforehand and restore it aftewards.
4003 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
4004 address directly into $25 and call the function through $25;
4005 do not clobber $3. Pad the DImode version to cover the space
4006 left by the deleted $25 <- $3 move.
4007 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
4008 the removal of the $25 <- $3 move.
4009 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
4010 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4012 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4013 Daniel Jacobowitz <dan@codesourcery.com>
4015 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
4016 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
4017 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
4018 * config/mips/mips.c (mips_start_function_definition): New function.
4019 (mips_end_function_definition): Likewise.
4020 (mips_output_function_prologue): Use mips_start_function_definition.
4021 (mips_output_function_epilogue): Use mips_end_function_definition.
4022 (build_mips16_function_stub): Use mips_start_function_definition
4023 and mips_end_function_definition.
4024 (build_mips16_call_stub): Likewise.
4026 2008-08-09 Richard Guenther <rguenther@suse.de>
4028 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
4029 * gimple.h (gimple_call_fn): Adjust comment.
4030 (gimple_call_set_fndecl): New function.
4031 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
4032 longer having bare FUNCTION_DECL operand.
4033 (gimple_call_return_type): Likewise.
4034 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
4036 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
4037 (gimple_mod_pow2): Likewise.
4038 (gimple_mod_subtract): Likewise.
4039 (gimple_ic): Likewise.
4040 (gimple_stringop_fixed_value): Likewise.
4041 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
4042 longer having bare FUNCTION_DECL operand.
4043 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
4044 * omp-low.c (optimize_omp_library_calls): Likewise.
4045 * cgraphunit.c (update_call_expr): Likewise.
4046 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
4047 (execute_convert_to_rsqrt): Likewise.
4048 * cfgexpand.c (gimple_to_tree): Simplify.
4049 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
4050 bare FUNCTION_DECL operand.
4051 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
4052 (convert_gimple_call): Use gimple_call_fndecl.
4053 * c-common.c (c_warn_unused_result): Likewise.
4055 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4058 * c-typeck.c (digest_init): Call verify_sequence_points from here.
4059 (c_finish_return): Likewise.
4060 (c_start_case): Likewise.
4061 * c-common.c (warn_for_collisions_1): Use explicit location in
4063 * c-parser.c (c_parser_condition): New. Call
4064 verify_sequence_points.
4065 (c_parser_paren_condition): Call c_parser_condition.
4066 (c_parser_for_statement): Call c_parser_condition.
4068 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4071 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
4072 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
4073 Moved from diagnostic.h
4074 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
4076 (emit_diagnostic): New.
4077 (warning0, pedwarn0): Delete.
4078 (warning, warning_at, pedwarn, permerror): Return bool.
4079 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
4080 Moved to diagnostic.c.
4081 (struct diagnostic_context): Use correct type for
4082 classify_diagnostic.
4083 (diagnostic_report_diagnostic): Update declaration.
4084 (emit_diagnostic): Declare.
4085 * errors.c (warning): Return bool.
4086 * errors.h (warning): Update declaration.
4087 * toplev.h (warning0, pedwarn0): Delete.
4088 (warning, warning_at, pedwarn, permerror): Return bool.
4089 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
4090 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
4091 inform. Update all calls.
4092 (diagnose_mismatched_decls): Check return value of warning/pedwarn
4093 before giving informative note.
4094 (implicit_decl_warning): Likewise.
4095 * c-typeck.c (build_function_call): Likewise.
4096 * tree-sssa.c (warn_uninit): Likewise.
4097 * builtins.c (gimplify_va_arg_expr): Likewise.
4099 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4102 * doc/invoke.texi (-Wextra): Move warning from here...
4103 (-Wuninitialized): ... to here.
4105 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4108 * flags.h (set_Wunused): Delete
4109 * toplev.c (process_options): Handle Wunused flags here.
4110 * opts.c (maybe_warn_unused_parameter): Delete.
4111 (common_handle_option): Replace set_Wunused by warn_unused.
4112 (set_Wextra): Do not handle Wunused-parameter here.
4113 (set_Wunused): Delete.
4114 * c-opts.c (c_common_handle_option): Replace set_Wunused by
4116 * common.opt (Wunused): Add Var and Init.
4117 (Wunused-function): Likewise.
4118 (Wunused-label): Likewise.
4119 (Wunused-parameter): Likewise.
4120 (Wunused-value): Likewise.
4121 (Wunused-variable): Likewise.
4123 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
4125 * doc/invoke.texi: Add cpu_type power7.
4126 * config.in (HAVE_AS_VSX): New.
4127 * config.gcc: Add cpu_type power7.
4128 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
4130 * configure: Regenerate.
4131 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
4133 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
4134 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
4135 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
4137 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
4139 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
4140 type to vectorize.builtin_conversion.
4141 (vectorizable_conversion): Likewise.
4142 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
4143 integral type as input.
4144 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
4146 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
4147 and ALTIVEC_BUILTIN_VCTSXS.
4148 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
4151 2008-08-08 Richard Guenther <rguenther@suse.de>
4153 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
4154 (surely_varying_stmt_p): Calls are varying only if they are
4155 non-builtin and not indirect or have no result.
4156 (ccp_fold): Re-instantiate code before the tuples merge.
4158 2008-08-08 Richard Guenther <rguenther@suse.de>
4160 PR tree-optimization/37056
4161 * gimple.h (gimple_assign_rhs_class): New helper function.
4162 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
4163 unary operations properly.
4165 2008-08-07 Jan Hubicka <jh@suse.cz>
4167 * i386.h (ix86_size_cost): Declare.
4168 (ix86_cur_cost): New function macro.
4169 * i386.md (peepholes expanding size and splitters): Predicate by
4170 optimize_insn_for_speed_p.
4171 (peepholes reduce size and splitters): Predicate by
4172 optimize_insn_for_size_p.
4173 * i386.c (ix86_size_cost): Rename from ...
4174 (size_cost): This one.
4175 (override_options): Update.
4176 (decide_alg): Likewise.
4177 (ix86_expand_clear): Use RTL profile.
4178 (ix86_pad_returns): Use RTL profile.
4180 2008-08-07 Jan Hubicka <jh@suse.cz>
4182 * recog.c (split_all_insns): Set RTL profile
4183 (peephole2_optimize): Likewise.
4184 * function.c (thread_prologue_and_epilogue_insns): Likewise.
4185 * combine.c (combine_instructions): Likewise.
4187 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4189 * c-common.c (c_common_reswords): Also warn about keyword "bool".
4191 2008-08-07 Bob Wilson <bob.wilson@acm.org>
4193 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
4194 value in a6 after the set_frame_ptr insn.
4196 2008-08-07 Richard Henderson <rth@redhat.com>
4199 * gcc.c (cpp_options): Pass along -g*.
4201 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4203 * config/arm/arm.c (output_move_neon): Update comment describing
4204 big-endian vector layout.
4205 (arm_assemble_integer): Do not handle big-endian NEON vectors
4207 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
4208 neon_vget_lane<mode>_sext_internal,
4209 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
4210 element indices for big-endian.
4212 2008-08-07 Richard Henderson <rth@redhat.com>
4214 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
4215 * configure, config.in: Rebuild.
4216 * debug.h (dwarf2out_do_cfi_asm): Declare.
4217 * c-cppbuiltin.c (c_cpp_builtins): Use it.
4218 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
4219 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
4220 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
4222 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4224 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
4225 movv2si_internal): Combine into mov<mode>_internal.
4226 (movv2si_internal_2): Remove.
4228 2008-08-07 Jan Hubicka <jh@suse.cz>
4231 * i386.md (single stringop patterns): Enable unconditionally.
4233 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
4236 * config/i386/emmintrin.h (_mm_move_epi64): Use
4237 __builtin_ia32_movq128.
4239 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
4240 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
4242 * config/i386/sse.md (sse2_movq128): New.
4244 * doc/extend.texi: Document __builtin_ia32_movq128.
4246 2008-08-07 Richard Guenther <rguenther@suse.de>
4249 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
4250 pointers can access anything.
4252 2008-08-06 Jan Hubicka <jh@suse.cz>
4254 * optabs.c (emit_unop_insn): Break out to ...
4255 (maybe_emit_unop_insn): ... this one.
4256 (expand_sfix_optab): Use maybe variant.
4257 * optabs.h (maybe_emit_unop_insn): Declare.
4259 * i386.md (mov0 patterns): Enable by default.
4260 (FP conversion expanders): Disable expansion of code expanding
4261 sequences when instruction should be optimized for size.
4262 (single strinop patterns): Enable when optimizing for size.
4263 (string expanders): Disable expanding of code expanding sequences
4264 when optimizning instruction for size.
4265 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
4267 (ix86_fp_comparison_sahf_cost): Likewise.
4268 (ix86_expand_branch): Likewise.
4269 (ix86_expand_ashl_const): Likewise.
4270 (ix86_split_ashl): Likewise.
4271 (ix86_expand_strlen): Likewise.
4272 (ix86_emit_fp_unordered_jump): Likewie.
4274 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4276 * c-common.c: Fix typo.
4277 (c_common_reswords): Activate more C++ keyword warnings.
4279 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
4281 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4284 * diagnostic.c (permerror_at): New.
4285 * toplev.h (permerror_at): Declare.
4287 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
4288 Ira Rosen <irar@il.ibm.com>
4290 * tree-vect-transform.c (vect_model_simple_cost): Return
4291 immediately if stmt is pure SLP.
4292 (vect_model_store_cost): Ditto.
4293 (vect_model_load_cost): Ditto.
4294 (vectorizable_store): Remove PURE_SLP check before call
4295 to vect_model_store_cost.
4296 (vect_model_store_cost): When checking whether stmt describe
4297 strided access, add a check that it is not slp_node.
4299 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4302 * c-common.c (warn_for_sign_compare): New. Handle separately the
4303 case that 'constant' is zero.
4304 * c-typeck.c (build_binary_op): Move code to c-common.c
4306 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4308 * config/alpha/alpha.c (alpha_preferred_reload_class,
4309 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
4310 alpha_output_mi_thunk_osf): Avoid C++ keywords.
4311 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
4312 * config/arm/arm.md: Likewise.
4313 * config/avr/avr-protos.h (preferred_reload_class,
4314 test_hard_reg_class, avr_simplify_comparison_p,
4315 out_shift_with_cnt, class_max_nregs): Likewise.
4316 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
4317 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
4318 preferred_reload_class, test_hard_reg_class): Likewise.
4319 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
4320 bfin_memory_move_cost, bfin_secondary_reload,
4321 bfin_output_mi_thunk): Likewise.
4322 * config/crx/crx.c (crx_secondary_reload_class,
4323 crx_memory_move_cost): Likewise.
4324 * config/frv/frv-protos.h (frv_secondary_reload_class,
4325 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
4326 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
4327 frv_secondary_reload_class, frv_class_likely_spilled_p,
4328 frv_class_max_nregs): Likewise.
4329 * config/h8300/h8300.c (h8300_classify_operand,
4330 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
4332 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
4333 * config/ia64/ia64.c (ia64_preferred_reload_class,
4334 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
4335 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
4336 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
4338 * config/m68hc11/m68hc11.c (preferred_reload_class,
4339 m68hc11_memory_move_cost): Likewise.
4340 * config/mcore/mcore.c (mcore_secondary_reload_class,
4341 mcore_reload_class): Likewise.
4342 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
4343 mips_class_max_nregs, mips_cannot_change_mode_class,
4344 mips_preferred_reload_class, mips_secondary_reload_class,
4345 mips_output_mi_thunk): Likewise.
4346 * config/mmix/mmix.c (mmix_preferred_reload_class,
4347 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
4349 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4351 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
4352 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
4353 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4354 * config/rs6000/rs6000.c (paired_expand_vector_init,
4355 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
4356 compare_section_name, rs6000_memory_move_cost): Likewise.
4357 * config/s390/s390.c (s390_emit_compare_and_swap,
4358 s390_preferred_reload_class, s390_secondary_reload,
4359 legitimize_pic_address, legitimize_tls_address,
4360 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
4361 s390_class_max_nregs): Likewise.
4362 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4363 * config/s390/s390.md: Likewise.
4364 * config/score/score-protos.h (score_secondary_reload_class,
4365 score_preferred_reload_class): Likewise.
4366 * config/score/score.c (score_preferred_reload_class,
4367 score_secondary_reload_class): Likewise.
4368 * config/score/score3.c (score3_output_mi_thunk,
4369 score3_preferred_reload_class, score3_secondary_reload_class,
4370 score3_hard_regno_mode_ok): Likewise.
4371 * config/score/score3.h (score3_preferred_reload_class,
4372 score3_secondary_reload_class): Likewise.
4373 * config/score/score7.c (score7_output_mi_thunk,
4374 score7_preferred_reload_class, score7_secondary_reload_class,
4375 score7_hard_regno_mode_ok): Likewise.
4376 * config/score/score7.h (score7_preferred_reload_class,
4377 score7_secondary_reload_class): Likewise.
4378 * config/sh/sh.c (prepare_move_operands, output_far_jump,
4379 output_branchy_insn, add_constant, gen_block_redirect,
4380 sh_insn_length_adjustment, sh_cannot_change_mode_class,
4381 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
4383 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4384 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
4385 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
4386 xstormy16_preferred_reload_class): Likewise.
4387 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
4388 xtensa_expand_atomic, override_options,
4389 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
4391 * reorg.c (try_merge_delay_insns): Likewise.
4392 * tree.c (merge_dllimport_decl_attributes): Likewise.
4394 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
4396 2008-08-06 Michael Matz <matz@suse.de>
4398 * Makefile.in (write_entries_to_file): Quote words.
4399 * gengtype.c: (read_input_line): Skip over leading white-space.
4401 2008-08-06 Marc Gauthier <marc@tensilica.com>
4403 * config.gcc: Match more processor names for Xtensa.
4404 * configure.ac: Likewise.
4405 * doc/install.texi (Specific): Likewise.
4406 * configure: Regenerate.
4408 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4410 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
4411 * calls.c (avoid_likely_spilled_reg): Likewise.
4412 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
4413 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
4414 * config/i386/i386.c (ix86_expand_special_args_builtin,
4415 ix86_secondary_reload): Likewise.
4416 * except.c (struct eh_region, gen_eh_region_catch,
4417 remove_unreachable_regions, duplicate_eh_regions,
4418 assign_filter_values, build_post_landing_pads,
4419 sjlj_find_directly_reachable_regions, remove_eh_handler,
4420 reachable_next_level, foreach_reachable_handler,
4421 can_throw_internal_1, can_throw_external_1,
4422 collect_one_action_chain): Likewise.
4423 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
4424 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
4425 * function.c (update_temp_slot_address, instantiate_new_reg,
4426 instantiate_virtual_regs_in_rtx,
4427 instantiate_virtual_regs_in_insn): Likewise.
4428 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
4429 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
4430 gimplify_cleanup_point_expr): Likewise.
4431 * ipa-cp.c (ipcp_lattice_changed): Likewise.
4432 * passes.c (next_pass_1): Likewise.
4433 * print-tree.c (print_node_brief, print_node): Likewise.
4434 * profile.c (branch_prob): Likewise.
4435 * tree-dump.c (dump_register): Likewise.
4436 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
4438 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
4439 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
4440 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
4441 copy_arguments_for_versioning, copy_static_chain): Likewise.
4442 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
4443 add_new_name_mapping, register_new_name_mapping): Likewise.
4444 * tree-mudflap.c (mf_xform_derefs): Likewise.
4445 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
4446 get_init_expr, combine_chains): Likewise.
4447 * tree-pretty-print.c (dump_generic_node): Likewise.
4448 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
4449 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
4450 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
4451 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
4453 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
4456 * calls.c (expand_call): Use the biggest preferred stack
4459 2008-08-06 Michael Matz <matz@suse.de>
4462 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
4463 for reused reload, instead of overwriting them.
4465 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
4468 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
4469 for incoming stack boundary.
4471 * function.c (assign_parm_find_entry_rtl): Update
4472 parm_stack_boundary.
4474 * function.h (rtl_data): Add parm_stack_boundary.
4476 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
4477 parm_stack_boundary for incoming stack boundary.
4479 2008-08-06 Joseph Myers <joseph@codesourcery.com>
4481 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
4482 for unrepresentable subregs or treat them as equal to other regs
4483 or subregs with the same register number.
4485 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
4488 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
4491 2008-08-06 Jan Hubicka <jh@suse.cz>
4493 * predict.c (maybe_hot_frequency_p): When profile is absent, all
4494 frequencies might be hot.
4496 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
4498 * reload.c (find_reloads): Force constants into literal pool
4499 also if they are wrapped in a SUBREG.
4501 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4504 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
4505 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
4506 Don't allow predicated instructions for data speculation.
4507 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
4510 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4512 * haifa-sched.c (extend_global): Split to extend_global_data and
4513 extend_region_data. Update all uses.
4514 (extend_all): Rename to extend_block_data.
4516 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4518 * sched-rgn.c (new_ready): Check if instruction can be
4519 speculatively scheduled before attempting speculation.
4520 (debug_rgn_dependencies): Remove wrongful assert.
4522 2008-08-05 Bob Wilson <bob.wilson@acm.org>
4524 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
4526 2008-08-05 Bob Wilson <bob.wilson@acm.org>
4528 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
4529 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
4530 va_size, and type_size.
4532 2008-08-04 Jason Merrill <jason@redhat.com>
4535 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
4536 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
4538 2008-08-05 Richard Henderson <rth@redhat.com>
4540 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
4541 * configure: Rebuild.
4543 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4546 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
4547 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
4550 2008-08-05 Richard Henderson <rth@redhat.com>
4552 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
4553 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
4554 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
4555 * common.opt (fdwarf2-cfi-asm): New.
4556 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
4557 * config.in, configure: Rebuild.
4558 * dwarf2asm.c (dw2_asm_output_data_raw): New.
4559 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
4560 (dw2_force_const_mem): Externalize.
4561 * dwarf2asm.h: Update.
4562 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
4563 generate a real label.
4564 (output_cfi_directive): New.
4565 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
4566 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
4567 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
4569 (dwarf2out_end_epilogue): Emit .cfi_endproc.
4570 (output_loc_operands_raw, output_loc_sequence_raw): New.
4571 (output_cfa_loc_raw): New.
4573 2008-08-05 Paul Brook <paul@codesourcery.com>
4575 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
4576 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
4577 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
4578 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
4579 * config/arm/arm.h (TARGET_VFPD32): Define.
4580 (TARGET_VFP3): Use TARGET_VFPD32.
4581 (fputype): Add FPUTYPE_VFP3D16.
4582 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
4583 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
4584 * config/arm/arm-cores.def: Add cortex-r4f.
4585 * config/arm/arm-tune.md: Regenerate.
4587 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4589 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
4590 Reword some comments throughout the file.
4592 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
4593 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
4594 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
4595 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
4597 (MFC_START_ENABLE): Remove PPU-only define.
4598 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
4599 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
4601 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
4602 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
4603 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
4604 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
4605 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
4606 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
4607 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
4609 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
4610 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
4611 (mfc_sdcrt, mfc_sdcrtst): Likewise.
4612 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
4614 (spu_read_machine_status): Fix typo.
4616 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4618 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
4619 SUBREG of multi-word hard register.
4620 * config/spu/spu.c (valid_subreg): Likewise.
4621 (adjust_operand): Handle SUBREGs of multi-word hard registers.
4623 2008-08-04 Richard Guenther <rguenther@suse.de>
4625 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
4626 the candidate with the stripped base if that base is different
4627 from the original base even for offset zero.
4629 2008-08-04 Richard Guenther <rguenther@suse.de>
4632 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
4633 check for no_overflow.
4635 2008-08-04 Richard Guenther <rguenther@suse.de>
4637 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
4639 2008-08-04 Paul Brook <paul@codesourcery.com>
4641 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
4642 (arm_order_regs_for_local_alloc): New function.
4643 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
4645 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
4647 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
4650 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
4651 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
4652 (ix86_expand_epilogue): Likewise.
4654 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
4656 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
4659 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
4661 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
4662 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
4663 (*movv2sf_internal_rex64): Ditto.
4665 2008-08-03 Jan Hubicka <jh@suse.cz>
4667 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
4668 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
4669 * expmed.c (expand_smod_pow2): Likewise.
4671 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
4674 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
4675 alternative 0 of operand 1.
4676 (*vec_concatv2di_rex64_sse): Ditto.
4677 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
4679 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
4680 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
4681 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
4682 (*movv2sf_internal_rex64): Ditto.
4684 2008-08-02 Richard Guenther <rguenther@suse.de>
4687 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
4688 (ssedoublesizemode): New mode attribute.
4689 (sse_shufps): Call gen_sse_shufps_v4sf.
4690 (sse_shufps_1): Macroize.
4691 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
4692 (sse2_shufpd_1): Macroize.
4693 (vec_extract_odd, vec_extract_even): New expanders.
4694 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
4695 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
4696 * i386.c (ix86_expand_vector_init_one_nonzero): Call
4697 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
4698 (ix86_expand_vector_set): Likewise.
4699 (ix86_expand_reduc_v4sf): Likewise.
4701 2008-08-01 Doug Kwan <dougkwan@google.com>
4703 * matrix-reorg.c: Re-enable all code.
4704 (struct malloc_call_data): Change CALL_STMT to gimple type.
4705 (collect_data_for_malloc_call): Tuplify.
4706 (struct access_site_info): Change STMT to gimple type.
4707 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
4708 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
4709 (struct free_info): Change STMT to gimple type.
4710 (struct matrix_access_phi_node): Change PHI to gimple type.
4711 (get_inner_of_cast_expr): Remove.
4712 (may_flatten_matrices_1): Tuplify.
4713 (may_flatten_matrices): Ditto.
4714 (mark_min_matrix_escape_level): Ditto.
4715 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
4716 (ssa_accessed_in_call_rhs): New
4717 (ssa_accessed_in_assign_rhs): New
4718 (record_access_alloc_site_info): Tuplify.
4719 (add_allocation_site): Ditto.
4720 (analyze_matrix_allocation_site): Ditto.
4721 (analyze_transpose): Ditto.
4722 (get_index_from_offset): Ditto.
4723 (update_type_size): Ditto.
4724 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
4725 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
4726 (analyze_accesses_for_phi_node): Tuplify.
4727 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
4728 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
4729 (analyze_matrix_accesses): Tuplify.
4730 (check_var_data): New call-back type for check_var_notmodified_p.
4731 (check_var_notmodified_p): Tuplify and use call-back struct to
4732 return statement found.
4733 (can_calculate_expr_before_stmt): Factor out statement related code
4735 (can_calculate_stmt_before_stmt): New.
4736 (check_allocation_function): Tuplify.
4737 (find_sites_in_func): Ditto.
4738 (record_all_accesses_in_func): Ditto.
4739 (transform_access_sites): Ditto.
4740 (transform_allocation_sites): Ditto.
4741 (matrix_reorg): Re-enable.
4742 (gate_matrix_reorg): Re-enable.
4744 2008-08-01 Jakub Jelinek <jakub@redhat.com>
4746 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
4747 for labels for which it hasn't been set yet. If it has been set,
4748 stop walking insns and continue with next worklist item.
4749 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
4750 if the only BARRIER is at the very end of a function.
4752 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
4754 * cfgexpand.c (expand_stack_alignment): Assert that
4755 stack_realign_drap and drap_rtx must match.
4757 * function.c (instantiate_new_reg): If DRAP is used to realign
4758 stack, replace virtual_incoming_args_rtx with internal arg
4761 2008-08-01 Richard Guenther <rguenther@suse.de>
4763 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
4764 loop information only if we initialized it.
4765 (execute_pre): Call fini_pre with in_fre.
4766 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
4767 if we do not unroll because we hit max-completely-peeled-insns.
4768 Use our estimation for consistency, do allow shrinking.
4770 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
4772 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
4773 with MIN_STACK_BOUNDARY.
4774 (ix86_update_stack_boundary): Likewise.
4775 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
4778 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
4779 (MIN_STACK_BOUNDARY): This.
4781 2008-08-01 Richard Guenther <rguenther@suse.de>
4784 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
4786 2008-08-01 Richard Guenther <rguenther@suse.de>
4788 PR tree-optimization/36988
4789 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
4790 do not matter if that doesn't change volatile qualification.
4792 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
4794 * configure.ac: Do not generate libada-mk. Do not subst
4796 * libada-mk.in: Remove.
4797 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
4798 * configure: Regenerate.
4800 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
4802 * tree-pass.h: Added comment about not dumping passes with name
4803 starting with star in struct opt_pass.
4804 * passes.c (register_dump_files_1): Don't do dump for a pass with
4805 name starting with star.
4806 * doc/passes.texi (Pass manager): Mention pass names and special
4807 meaning of star prefix to avoid dump.
4809 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
4811 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
4813 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
4814 (ISA_MIPS64R2): New macro.
4815 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
4816 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
4817 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
4818 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
4819 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
4820 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
4821 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
4822 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
4823 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
4824 Move up to keep list alphabetically sorted.
4825 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
4826 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
4828 * doc/invoke.texi (MIPS Options): Add -mips64r2.
4829 (-march=@var{arch}): Add mips64r2.
4831 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4833 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
4835 2008-07-31 Steve Ellcey <sje@cup.hp.com>
4837 * expr.c (expand_assignment): Check for complete type.
4839 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4842 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
4844 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
4845 for stack alignment.
4847 * function.h (rtl_data): Add stack_realign_tried. Update comments.
4849 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
4851 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
4852 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
4854 2008-07-31 Jakub Jelinek <jakub@redhat.com>
4856 PR rtl-optimization/36419
4857 * dwarf2out.c (barrier_args_size): New variable.
4858 (compute_barrier_args_size, compute_barrier_args_size_1): New
4860 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
4861 if not called yet in the current function, use barrier_args_size
4862 array to find the new args_size value.
4863 (dwarf2out_frame_debug): Free and clear barrier_args_size.
4865 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4868 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
4871 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4874 * dwarf2out.c (dwarf2out_args_size_adjust): New.
4875 (dwarf2out_stack_adjust): Use it.
4876 (dwarf2out_frame_debug_expr): Likewise.
4878 2008-07-31 Richard Guenther <rguenther@suse.de>
4880 PR tree-optimization/36978
4881 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
4882 the generated condition.
4884 2008-07-31 Richard Guenther <rguenther@suse.de>
4886 * passes.c (init_optimization_passes): Always call
4887 pass_early_warn_uninitialized.
4888 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
4889 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
4890 * doc/passes.texi (Warn for uninitialized variables): Adjust.
4892 2008-07-31 Jakub Jelinek <jakub@redhat.com>
4895 * builtins.c (maybe_emit_free_warning): New function.
4896 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
4897 maybe_emit_free_warning for BUILT_IN_FREE.
4900 * dwarf2out.c (get_context_die): New function.
4901 (force_decl_die, force_type_die): Use it.
4902 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
4903 returns NULL, force generation of DW_TAG_typedef and put that into
4906 PR preprocessor/36649
4907 * c-pch.c (c_common_read_pch): Save and restore
4908 line_table->trace_includes across PCH restore.
4910 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
4913 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
4915 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
4918 * final.c (call_from_call_insn): Handle COND_EXEC.
4920 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
4922 * builtins.c (std_gimplify_va_arg_expr): Replace
4923 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
4924 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
4926 2008-07-30 Joey Ye <joey.ye@intel.com>
4927 H.J. Lu <hongjiu.lu@intel.com>
4929 * builtins.c (expand_builtin_setjmp_receiver): Replace
4930 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
4931 (expand_builtin_apply_args_1): Likewise.
4932 (expand_builtin_longjmp): Need DRAP for stack alignment.
4933 (expand_builtin_apply): Likewise.
4935 * caller-save.c (setup_save_areas): Call assign_stack_local_1
4936 instead of assign_stack_local to allow alignment reduction.
4938 * calls.c (emit_call_1): Need DRAP for stack alignment if
4940 (expand_call): Replace virtual_incoming_args_rtx with
4941 crtl->args.internal_arg_pointer.
4942 * stmt.c (expand_nl_goto_receiver): Likewise.
4944 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
4945 alignment and store to stack_alignment_estimated and
4946 max_used_stack_slot_alignment.
4947 (expand_one_var): Likewise.
4948 (expand_stack_alignment): New function.
4949 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
4950 and stack_alignment_estimated fields in rtl_data. Call
4951 expand_stack_alignment at end.
4953 * defaults.h (INCOMING_STACK_BOUNDARY): New.
4954 (MAX_STACK_ALIGNMENT): Likewise.
4955 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
4956 (SUPPORTS_STACK_ALIGNMENT): Likewise.
4958 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
4959 stack alignment when generating virtual registers.
4961 * function.c (assign_stack_local): Renamed to ...
4962 (assign_stack_local_1): This. Add a parameter to indicate
4963 if it is OK to reduce alignment.
4964 (assign_stack_local): Use it.
4965 (instantiate_new_reg): Instantiate virtual incoming args rtx
4966 to vDRAP if stack realignment and DRAP is needed.
4967 (assign_parms): Collect parameter/return type alignment and
4968 contribute to stack_alignment_estimated.
4969 (locate_and_pad_parm): Likewise.
4970 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
4971 with crtl->args.internal_arg_pointer.
4973 * function.h (rtl_data): Add new field drap_reg,
4974 max_used_stack_slot_alignment, stack_alignment_estimated,
4975 stack_realign_needed, need_drap, stack_realign_processed and
4976 stack_realign_finalized.
4977 (stack_realign_fp): New macro.
4978 (stack_realign_drap): Likewise.
4980 * global.c (compute_regsets): Frame pointer is needed when
4981 stack is realigned. Can eliminate frame pointer when stack is
4982 realigned and dynamic realigned argument pointer isn't used.
4984 * reload1.c (update_eliminables): Frame pointer is needed
4985 when stack is realigned.
4986 (init_elim_table): Can eliminate frame pointer when stack is
4987 realigned and dynamic realigned argument pointer isn't used.
4989 * rtl.h (assign_stack_local_1): Declare new funtion.
4991 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
4992 (TARGET_GET_DRAP_RTX): Likewise.
4993 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
4994 TARGET_GET_DRAP_RTX.
4996 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
4998 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
4999 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
5001 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
5002 H.J. Lu <hongjiu.lu@intel.com>
5004 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
5005 vdrap_reg, stack_realign and drap_reg_saved.
5006 (add_cfi): Don't allow redefining CFA when DRAP is used.
5007 (reg_save): Handle stack alignment.
5008 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
5009 alignment. Don't generate DWARF information for (set fp sp)
5011 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
5013 (int_loc_descriptor): Move prototype forward. Also define if
5014 DWARF2_UNWIND_INFO is true.
5015 (output_cfa_loc): Handle DW_CFA_expression.
5016 (build_cfa_aligned_loc): New.
5017 (based_loc_descr): Update assert for stack realign. For local
5018 variables, use sp+offset when stack is aligned without drap and
5019 fp+offset when stack is aligned with drap. For arguments, use
5020 cfa+offset when drap is used to align stack.
5022 2008-07-30 Joey Ye <joey.ye@intel.com>
5023 H.J. Lu <hongjiu.lu@intel.com>
5025 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
5027 (ix86_gen_andsp): New.
5028 (ix86_user_incoming_stack_boundary): Likewise.
5029 (ix86_default_incoming_stack_boundary): Likewise.
5030 (ix86_incoming_stack_boundary): Likewise.
5031 (ix86_can_eliminate): Likewise.
5032 (find_drap_reg): Likewise.
5033 (ix86_update_stack_boundary): Likewise.
5034 (ix86_get_drap_rtx): Likewise.
5035 (ix86_finalize_stack_realign_flags): Likewise.
5036 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
5037 (TARGET_GET_DRAP_RTX): Likewise.
5038 (override_options): Overide option value for new options.
5039 (ix86_function_ok_for_sibcall): Remove check for
5040 force_align_arg_pointer.
5041 (ix86_handle_cconv_attribute): Likewise.
5042 (ix86_function_regparm): Likewise.
5043 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
5044 (ix86_va_start): Replace virtual_incoming_args_rtx with
5045 crtl->args.internal_arg_pointer.
5046 (ix86_select_alt_pic_regnum): Check DRAP register.
5047 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
5048 (ix86_compute_frame_layout): Compute frame layout wrt stack
5050 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
5051 (ix86_expand_prologue): Decide if stack realignment is needed
5052 and generate prologue code accordingly.
5053 (ix86_expand_epilogue): Generate epilogue code wrt stack
5054 realignment is really needed or not.
5056 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
5057 (ABI_STACK_BOUNDARY): Likewise.
5058 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
5059 (STACK_REALIGN_DEFAULT): Likewise.
5060 (INCOMING_STACK_BOUNDARY): Likewise.
5061 (MAX_STACK_ALIGNMENT): Likewise.
5062 (ix86_incoming_stack_boundary): Likewise.
5063 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
5064 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
5065 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
5066 (machine_function): Remove force_align_arg_pointer.
5068 * config/i386/i386.md (BX_REG): New.
5069 (R13_REG): Likewise.
5071 * config/i386/i386.opt (mforce_drap): New.
5072 (mincoming-stack-boundary): Likewise.
5073 (mstackrealign): Add Init(-1).
5075 * config/i386/i386-protos.h (ix86_can_eliminate): New
5077 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5079 * doc/extend.texi: Update force_align_arg_pointer.
5081 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
5084 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
5085 (INCOMING_STACK_BOUNDARY): Likewise.
5086 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
5087 (TARGET_GET_DRAP_RTX): Likewise.
5089 2008-07-30 Andreas Schwab <schwab@suse.de>
5091 PR rtl-optimization/36929
5092 * dse.c (replace_inc_dec): Use emit_insn_before instead of
5093 add_insn_before and fix argument order.
5094 (replace_inc_dec_mem): Handle NULL rtx.
5096 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
5098 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
5100 (arm_compute_initial_elimination_offset): Use it.
5101 (arm_compute_save_reg_mask): Include static chain save slot when
5102 calculating alignment.
5103 (arm_get_frame_offsets): Ditto.
5104 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
5105 that we can use to decrement the stack when the stack decrement
5106 could be too big for an immediate value in a single insn.
5107 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
5109 2008-07-30 Richard Guenther <rguenther@suse.de>
5111 PR tree-optimization/36967
5112 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
5113 Release defs of statements we remove.
5115 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5117 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
5118 instead of NULL_RTVEC.
5120 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5124 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
5127 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
5129 * final.c (call_from_call_insn): New.
5130 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
5132 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
5134 * configure.ac: Substitute ADA_CFLAGS.
5135 * configure: Regenerate.
5136 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
5137 * Makefile.in: Remove mention of X_* variables.
5138 * config/pa/x-ada-hpux10: Remove.
5139 * config/pa/x-ada: Remove.
5141 * doc/fragments.texi: Update.
5143 2008-07-30 Olivier Hainque <hainque@adacore.com>
5145 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
5146 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
5147 __dso_handle explicitly here.
5149 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5152 * c-typeck.c (build_binary_op): Encapsulate code into...
5153 * c-common.c (shorten_binary_op): ...this new function.
5154 (conversion_warning): Use the new function. Handle non-negative
5155 constant in bitwise-and.
5156 * c-common.h (shorten_binary_op): Declare.
5158 2008-07-30 Olivier Hainque <hainque@adacore.com>
5160 * scan.c (make_sstring_space): Add explicit conversions of
5161 allocator's return value.
5162 * fix-header.c (recognized_function): Likewise.
5164 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5166 * doc/cpp.texi: Update to GFDL 1.2.
5167 * doc/gcc.texi: Do not list GPL as Invariant Section.
5168 * doc/gccint.texi: Likewise. Update copyright years.
5169 * doc/install.texi: Update copyright years.
5171 2008-07-30 Alan Modra <amodra@bigpond.net.au>
5174 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
5175 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
5177 2008-07-29 Jan Hubicka <jh@suse.cz>
5179 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
5180 (grokdeclarator): Likewise.
5181 * langhooks.c (lhd_warn_unused_global_decl): Use
5182 DECL_DECLARED_INLINE_P.
5183 * print-tree.c (print_node): Remove DECL_INLINE check.
5185 2008-07-29 Richard Guenther <rguenther@suse.de>
5187 PR tree-optimization/36945
5188 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
5189 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
5190 Record invariant addresses un-decomposed.
5191 (copy_reference_ops_from_call): Record reference call
5192 arguments properly. Simplify.
5193 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
5194 helper split out from ...
5195 (create_component_ref_by_pieces): ... here. Simplify.
5196 Prepare for recursive invocation for call arguments.
5197 (create_expression_by_pieces): Adjust call to
5198 create_component_ref_by_pieces.
5199 (compute_avail): Process operand 2 of reference ops.
5201 2008-07-29 Richard Guenther <rguenther@suse.de>
5203 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
5205 2008-07-29 Jakub Jelinek <jakub@redhat.com>
5207 * c-format.c (check_format_types): Revert unwanted checkin.
5209 2008-07-29 Jan Hubicka <jh@suse.cz>
5211 * flags.h (flag_really_no_inline): Remove.
5212 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
5213 * toplev.c (flag_really_no_inline): Remove.
5214 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
5215 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
5216 (cgraph_decide_inlining_incrementally): Likewise.
5217 (compute_inline_parameters): Likewise.
5218 * opts.c (decode_options): Simplify.
5219 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
5220 * common.opt (finline): Initialize to 1.
5221 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
5223 2008-07-29 Jan Hubicka <jh@suse.cz>
5225 * predict.c (always_optimize_for_size_p): New function.
5226 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5227 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5228 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
5230 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
5231 * function.c (prepare_function_start): Set default profile.
5232 * function.h (rtl_data): Add maybe_hot_insn_p.
5233 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
5234 (construct_exit_block): Likewise.
5235 (tree_expand_cfg): Likewise.
5237 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5238 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5239 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
5240 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
5243 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5246 * c-decl.c (merge_decls): Merge USED flags.
5248 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
5250 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
5251 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
5252 next_stack, lab_false and lab_over trees.
5254 2008-07-28 Richard Guenther <rguenther@suse.de>
5256 PR tree-optimization/36957
5257 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
5258 (useless_type_conversion_p): Remove.
5259 (types_compatible_p): Remove.
5260 * gimple.h (tree_ssa_useless_type_conversion): Declare.
5261 (useless_type_conversion_p): Declare.
5262 (types_compatible_p): Declare.
5263 (gimple_expr_type): Return the base type only if it is
5264 trivially convertible to the subtype.
5266 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
5268 * configure.ac: Use the m4_do macro to concatenate the warnings into
5269 one string in ACX_PROG_CC_WARNING_OPTS,
5270 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
5271 * configure: Regenerate.
5273 2008-07-28 Richard Guenther <rguenther@suse.de>
5275 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
5276 (insert_fake_stores): Remove.
5277 (realify_fake_stores): Likewise.
5278 (execute_pre): Remove dead code.
5279 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
5280 (find_func_aliases): Deal with it here instead.
5281 Re-enable gcc_unreachable call.
5283 2008-07-28 Richard Guenther <rguenther@suse.de>
5285 Merge from gimple-tuples-branch.
5287 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
5288 * gimple.def: New file.
5289 * gsstruct.def: Likewise.
5290 * gimple-iterator.c: Likewise.
5291 * gimple-pretty-print.c: Likewise.
5292 * tree-gimple.c: Removed. Merged into ...
5293 * gimple.c: ... here. New file.
5294 * tree-gimple.h: Removed. Merged into ...
5295 * gimple.h: ... here. New file.
5297 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
5298 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
5299 --enable-checking=gimple flag.
5300 * config.in: Likewise.
5301 * configure: Regenerated.
5303 * tree-ssa-operands.h: Tuplified.
5304 * tree-vrp.c: Likewise.
5305 * tree-loop-linear.c: Likewise.
5306 * tree-into-ssa.c: Likewise.
5307 * tree-ssa-loop-im.c: Likewise.
5308 * tree-dump.c: Likewise.
5309 * tree-complex.c: Likewise.
5310 * cgraphbuild.c: Likewise.
5311 * tree-ssa-threadupdate.c: Likewise.
5312 * tree-ssa-loop-niter.c: Likewise.
5313 * tree-pretty-print.c: Likewise.
5314 * tracer.c: Likewise.
5315 * gengtype.c: Likewise.
5316 * tree-loop-distribution.c: Likewise.
5317 * tree-ssa-loop-unswitch.c: Likewise.
5318 * cgraph.c: Likewise.
5319 * cgraph.h: Likewise.
5320 * tree-ssa-loop-manip.c: Likewise.
5321 * value-prof.c: Likewise.
5322 * tree-ssa-loop-ch.c: Likewise.
5323 * tree-tailcall.c: Likewise.
5324 * value-prof.h: Likewise.
5327 * tree-pass.h: Likewise.
5328 * ipa-cp.c: Likewise.
5329 * tree-scalar-evolution.c: Likewise.
5330 * tree-scalar-evolution.h: Likewise.
5331 * target.h: Likewise.
5332 * lambda-mat.c: Likewise.
5333 * tree-phinodes.c: Likewise.
5334 * diagnostic.h: Likewise.
5335 * builtins.c: Likewise.
5336 * tree-ssa-alias-warnings.c: Likewise.
5337 * cfghooks.c: Likewise.
5338 * fold-const.c: Likewise.
5339 * cfghooks.h: Likewise.
5340 * omp-low.c: Likewise.
5341 * tree-ssa-dse.c: Likewise.
5342 * ipa-reference.c: Likewise.
5343 * tree-ssa-uncprop.c: Likewise.
5344 * toplev.c: Likewise.
5345 * tree-gimple.c: Likewise.
5346 * tree-gimple.h: Likewise.
5347 * tree-chrec.c: Likewise.
5348 * tree-chrec.h: Likewise.
5349 * tree-ssa-sccvn.c: Likewise.
5350 * tree-ssa-sccvn.h: Likewise.
5351 * cgraphunit.c: Likewise.
5352 * tree-ssa-copyrename.c: Likewise.
5353 * tree-ssa-ccp.c: Likewise.
5354 * tree-ssa-loop-ivopts.c: Likewise.
5355 * tree-nomudflap.c: Likewise.
5356 * tree-call-cdce.c: Likewise.
5357 * ipa-pure-const.c: Likewise.
5358 * c-format.c: Likewise.
5359 * tree-stdarg.c: Likewise.
5360 * tree-ssa-math-opts.c: Likewise.
5361 * tree-ssa-dom.c: Likewise.
5362 * tree-nrv.c: Likewise.
5363 * tree-ssa-propagate.c: Likewise.
5364 * ipa-utils.c: Likewise.
5365 * tree-ssa-propagate.h: Likewise.
5366 * tree-ssa-alias.c: Likewise.
5367 * gimple-low.c: Likewise.
5368 * tree-ssa-sink.c: Likewise.
5369 * ipa-inline.c: Likewise.
5370 * c-semantics.c: Likewise.
5371 * dwarf2out.c: Likewise.
5373 * tree-ssa-loop-ivcanon.c: Likewise.
5374 * predict.c: Likewise.
5375 * tree-ssa-loop.c: Likewise.
5376 * tree-parloops.c: Likewise.
5377 * tree-ssa-address.c: Likewise.
5378 * tree-ssa-ifcombine.c: Likewise.
5379 * matrix-reorg.c: Likewise.
5380 * c-decl.c: Likewise.
5381 * tree-eh.c: Likewise.
5382 * c-pretty-print.c: Likewise.
5383 * lambda-trans.c: Likewise.
5384 * function.c: Likewise.
5385 * langhooks.c: Likewise.
5386 * ebitmap.h: Likewise.
5387 * tree-vectorizer.c: Likewise.
5388 * function.h: Likewise.
5389 * langhooks.h: Likewise.
5390 * tree-vectorizer.h: Likewise.
5391 * ipa-type-escape.c: Likewise.
5392 * ipa-type-escape.h: Likewise.
5393 * domwalk.c: Likewise.
5394 * tree-if-conv.c: Likewise.
5395 * profile.c: Likewise.
5396 * domwalk.h: Likewise.
5397 * tree-data-ref.c: Likewise.
5398 * tree-data-ref.h: Likewise.
5399 * tree-flow-inline.h: Likewise.
5400 * tree-affine.c: Likewise.
5401 * tree-vect-analyze.c: Likewise.
5402 * c-typeck.c: Likewise.
5403 * gimplify.c: Likewise.
5404 * coretypes.h: Likewise.
5405 * tree-ssa-phiopt.c: Likewise.
5406 * calls.c: Likewise.
5407 * tree-ssa-coalesce.c: Likewise.
5408 * tree.def: Likewise.
5409 * tree-dfa.c: Likewise.
5410 * except.c: Likewise.
5411 * except.h: Likewise.
5412 * cfgexpand.c: Likewise.
5413 * tree-cfgcleanup.c: Likewise.
5414 * tree-ssa-pre.c: Likewise.
5415 * tree-ssa-live.c: Likewise.
5416 * tree-sra.c: Likewise.
5417 * tree-ssa-live.h: Likewise.
5418 * tree-predcom.c: Likewise.
5419 * lambda.h: Likewise.
5420 * tree-mudflap.c: Likewise.
5421 * ipa-prop.c: Likewise.
5422 * print-tree.c: Likewise.
5423 * tree-ssa-copy.c: Likewise.
5424 * ipa-prop.h: Likewise.
5425 * tree-ssa-forwprop.c: Likewise.
5426 * ggc-page.c: Likewise.
5427 * c-omp.c: Likewise.
5428 * tree-ssa-dce.c: Likewise.
5429 * tree-vect-patterns.c: Likewise.
5430 * tree-ssa-ter.c: Likewise.
5431 * tree-nested.c: Likewise.
5432 * tree-ssa.c: Likewise.
5433 * lambda-code.c: Likewise.
5434 * tree-ssa-loop-prefetch.c: Likewise.
5435 * tree-inline.c: Likewise.
5436 * tree-inline.h: Likewise.
5437 * tree-iterator.c: Likewise.
5438 * tree-optimize.c: Likewise.
5439 * tree-ssa-phiprop.c: Likewise.
5440 * tree-vect-transform.c: Likewise.
5441 * tree-object-size.c: Likewise.
5442 * tree-outof-ssa.c: Likewise.
5443 * cfgloop.c: Likewise.
5444 * system.h: Likewise.
5445 * tree-profile.c: Likewise.
5446 * cfgloop.h: Likewise.
5447 * c-gimplify.c: Likewise.
5448 * c-common.c: Likewise.
5449 * tree-vect-generic.c: Likewise.
5450 * tree-flow.h: Likewise.
5451 * c-common.h: Likewise.
5452 * basic-block.h: Likewise.
5453 * tree-ssa-structalias.c: Likewise.
5454 * tree-switch-conversion.c: Likewise.
5455 * tree-ssa-structalias.h: Likewise.
5456 * tree-cfg.c: Likewise.
5457 * passes.c: Likewise.
5458 * ipa-struct-reorg.c: Likewise.
5459 * ipa-struct-reorg.h: Likewise.
5460 * tree-ssa-reassoc.c: Likewise.
5461 * cfgrtl.c: Likewise.
5462 * varpool.c: Likewise.
5464 * tree-ssanames.c: Likewise.
5465 * tree-ssa-threadedge.c: Likewise.
5466 * langhooks-def.h: Likewise.
5467 * tree-ssa-operands.c: Likewise.
5468 * config/alpha/alpha.c: Likewise.
5469 * config/frv/frv.c: Likewise.
5470 * config/s390/s390.c: Likewise.
5471 * config/m32c/m32c.c: Likewise.
5472 * config/m32c/m32c-protos.h: Likewise.
5473 * config/spu/spu.c: Likewise.
5474 * config/sparc/sparc.c: Likewise.
5475 * config/i386/i386.c: Likewise.
5476 * config/sh/sh.c: Likewise.
5477 * config/xtensa/xtensa.c: Likewise.
5478 * config/stormy16/stormy16.c: Likewise.
5479 * config/ia64/ia64.c: Likewise.
5480 * config/rs6000/rs6000.c: Likewise.
5481 * config/pa/pa.c: Likewise.
5482 * config/mips/mips.c: Likewise.
5484 2008-07-28 Simon Baldwin <simonb@google.com>
5486 * c-pragma.c (handle_pragma_message): New function.
5487 (init_pragma): Register handle_pragma_message.
5488 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
5491 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
5493 PR tree-optimization/35252
5494 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
5495 REALPART_EXPR to be considered as same load operation.
5497 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
5499 PR tree-optimization/36830
5500 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
5501 (expressions_equal_p): Return false if only one operand is null.
5503 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
5505 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
5506 version requirements.
5508 2008-07-26 Olivier Hainque <hainque@adacore.com>
5510 * collect2.c (symkind): New enum. Symbol kinds we care about.
5511 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
5512 code and head comment accordingly.
5513 (scan_prog_file): Use symkind names instead of bare integers.
5515 2008-07-25 Jan Hubicka <jh@suse.cz>
5517 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
5519 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
5520 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
5521 * dojump.c (clear_pending_stack_adjust): Likewise.
5522 * print-tree.c (print_node): Ignore DECL_INLINE.
5523 * tree-inline.c (inlinable_function_p): Likewise.
5525 2008-07-25 Michael Meissner <gnu@the-meissners.org>
5527 * doc/extend.texi (hot attribute): Document that the hot attribute
5528 turns on -O3 for some ports.
5529 (cold attribute): Document that the cold attribute turns on -Os
5532 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
5533 reflect function specific option support.
5535 * target.h (struct target_option_hooks): Add fields to say whether
5536 the cold attribute implies -Os and the hot attribute implies -O3.
5538 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
5539 By default, do not turn on -Os for cold functions.
5540 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
5541 not turn on -O3 for hot functions.
5543 * c-common.c (handle_hot_attribute): Use target hook to determine
5544 if hot functions should enable -O3.
5545 (handle_cold_attribute): Use target hook to determine if cold
5546 functions should enable -Os.
5548 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
5549 (override_options): Move disable scheduling to
5550 optimization_options.
5551 (optimization_options): Disable scheduling here, not
5553 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5554 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5556 * config/ia64/ia64.c (ia64_override_options): Move setting
5557 scheduling flags to ia64_optimization_options.
5558 (ia64_optimization_options): Disable scheduling options here, and
5559 not in ia64_override_options.
5560 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5561 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5563 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
5566 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
5568 2008-07-25 Martin Jambor <mjambor@suse.cz>
5570 PR tree-optimization/36926
5571 * ipa-prop.c (ipa_analyze_call_uses): Call
5572 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
5574 2008-07-25 Joseph Myers <joseph@codesourcery.com>
5576 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
5577 movv2si_internal): Add mem = reg alternative.
5579 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
5582 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
5583 DEFAULT_PCC_STRUCT_RETURN to 127.
5585 2008-07-24 Jan Hubicka <jh@suse.cz>
5587 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
5588 (build_cgraph_edges): Likewise.
5589 * cgraph.c (cgraph_node): Do not update assembler hash.
5590 (cgraph_remove_node): Drop non-unit-at-a-time code.
5591 * tree-pass.h (pass_O0_always_inline): Remove.
5592 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
5593 * toplev.c (process_options): Flag unit-at-a-time does not imply
5595 * cgraphunit.c: Update comments.
5596 (decide_is_function_needed): Drop non-unit-at-a-time mode.
5597 (cgraph_assemble_pending_functions): Remove.
5598 (cgraph_reset_node): Drop non-unit-at-a-time code.
5599 (cgraph_finalize_function): Likewise.
5600 (cgraph_analyze_function): Likewise.
5601 (cgraph_finalize_compilation_unit): Likewise.
5602 (cgraph_expand_function): Likewise.
5603 (cgraph_optimize): Likesise.
5604 (save_inline_function_body): Likewise.
5605 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
5606 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
5607 * ipa-inline.c: Update comments.
5608 (enum inlining_mode): remove INLINE_SPEED.
5609 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
5610 (cgraph_mark_inline_edge): Likewise.
5611 (try_inline): Likewise.
5612 (cgraph_decide_inlining_incrementally): Likewise.
5613 (cgraph_gate_inlining): Remove.
5614 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
5615 (cgraph_gate_early_inlining): Likewise.
5616 (gate_inline_passes): Remove.
5617 (pass_inline_parameters, pass_ipa_inline): Remove gates.
5618 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
5619 pass_O0_always_inline): Remove.
5620 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
5621 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
5622 * opts.c (no_unit_at_a_time_default): Remove.
5623 (decode_options): Remove flag_unit_at_a_time reset and warning.
5624 * opts.h (no_unit_at_a_time_default): Remove.
5625 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
5626 early in GNU dialect.
5627 (merge_decls): Update comment; drop unit-at-a-time check.
5628 (finish_decl): Likewise.
5629 (grok_declaration): Remove flag_inline_trees code.
5630 (finish_functions): Return on function returning non-void on all
5632 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
5633 * cfgexpand.c (expand_one_static_var): Remove.
5634 (expand_one_var): Remove expand_one_static_var call.
5635 (expand_used_vars_for_block): Remove flag_unit_a_time check.
5636 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
5637 and flag_unit_at_a-time compatibility checks.
5638 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
5639 * tree-inline.c (flag_inline_trees): Remove.
5640 (inlinable_function_p): Don't check it.
5641 (expand_call_inline): Remove non-unit-at-a-time code.
5642 * tree-inline.h (flag_inline_trees): Remove.
5643 * tree-optimize.c (execute_early_local_optimizations): Remove
5644 unit-at-a-time checks.
5645 (tree_rest_of_compilation): Likewise.
5646 * combine.c (setup_incoming_promotions): Likewise.
5647 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
5648 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
5649 * passes.c (pass_inline_parameters): Update comments; remove
5650 O0_alwaysinline pass.
5651 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
5652 (execute_one_pass): Likewise.
5653 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
5654 (ix86_function_sseregparm): Likewise.
5655 * arm.c (arm_function_in_section_p): Likewise.
5656 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
5657 * varpool.c: Update comments.
5658 (decide_is_variable_needed): Remove unit-at-a-time checks.
5659 (varpool_finalize_decl): Likewise.
5661 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
5663 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
5665 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
5667 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
5669 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
5670 imp symbol extension.
5672 2008-07-23 Ian Lance Taylor <iant@google.com>
5674 * tree-vrp.c (infer_value_range): Ignore asm statements when
5675 looking for memory accesses for -fdelete-null-pointer-checks.
5677 2008-07-24 Ben Elliston <bje@au.ibm.com>
5679 * config/spu/spu-c.c (__vector_keyword): New variable.
5680 (vector_keyword): Likewise.
5681 (spu_categorize_keyword): New function.
5682 (spu_macro_to_expand): Likewise.
5683 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
5684 compiling an ISO C dialect.
5686 2008-07-24 Ben Elliston <bje@au.ibm.com>
5688 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
5691 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5693 * configure: Regenerate.
5694 * configure.ac: Require texinfo 4.7.
5695 * doc/install.texi: Document texinfo 4.7 requirement.
5697 2008-07-23 Martin Jambor <mjambor@suse.cz>
5699 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
5700 rather than for DECL_SAVED_TREE.
5701 * ipa-prop.c: Include diagnostic.h.
5702 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
5704 (ipa_detect_param_modifications): Function rewritten from scratch.
5705 (ipa_compute_jump_functions): Changed accesses to modification flags.
5706 (ipa_free_node_params_substructures): Update flags destruction.
5707 (ipa_node_duplication_hook): Update flags duplication.
5708 (ipa_print_all_params_modified): Updated flag access.
5709 * ipa-prop.h (struct ipa_param_flags): New structure.
5710 (struct ipa_node_params): New field modification_analysis_done,
5711 modified_flags changed into param_flags.
5712 (ipa_is_ith_param_modified): Changed to use new flags.
5713 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
5715 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
5716 ipa-cp.c and split into two functions.
5717 (ipa_print_node_jump_functions): New function.
5718 (compute_scalar_jump_functions): New function.
5719 (type_like_member_ptr_p): New function.
5720 (compute_pass_through_member_ptrs): New function.
5721 (fill_member_ptr_cst_jump_function): New function.
5722 (determine_cst_member_ptr): New function.
5723 (compute_cst_member_ptr_arguments): New function.
5724 (ipa_compute_jump_functions): Complete rewrite.
5725 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
5726 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
5727 (struct ipa_member_ptr_cst): New structure.
5728 (union jump_func_value): New field member_cst.
5729 * ipa-cp.c (ipcp_lat_is_insertable): New function.
5730 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
5731 jump function types.
5732 (ipcp_print_all_lattices): Slight fprintf rearrangement.
5733 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
5734 instead of ipcp_print_all_jump_functions.
5735 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
5736 only for replacable scalars.
5738 * doc/invoke.texi (Optimize options): Add description of
5739 -findirect-inlining.
5740 * common.opt (flag_indirect_inlining): New flag.
5741 * opts.c (decode_options): Set flag_indirect_inlining when
5744 * ipa-inline.c: Include ipa-prop.h.
5745 (inline_indirect_intraprocedural_analysis): New function.
5746 (inline_generate_summary): Allocate parameter and argument info
5747 structures, call inline_indirect_intraprocedural_analysis on each
5748 node when doing indirect inlining and deallocate indirect inlining
5749 data structures in the end.
5750 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
5751 (free_all_ipa_structures_after_iinln): New function.
5752 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
5754 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
5756 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
5757 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
5758 of computing the frequency separately.
5759 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
5760 of computing the frequency separately.
5761 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
5762 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
5763 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
5764 (ipa_get_stmt_member_ptr_load_param): New function.
5765 (ipa_is_ssa_with_stmt_def): New function.
5766 (ipa_note_param_call): New function.
5767 (ipa_analyze_call_uses): New function.
5768 (ipa_analyze_stmt_uses): New function.
5769 (ipa_analyze_params_uses): New function.
5770 (ipa_free_node_params_substructures): Also free the param_calls linked
5772 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
5773 (ipa_print_node_param_flags): New function.
5774 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
5775 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
5776 * ipa-prop.h (struct ipa_param_flags): New field called.
5777 (struct ipa_param_call_note): New structure.
5778 (struct ipa_node_params): New fields param_calls and
5780 (ipa_is_ith_param_called): New function.
5781 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
5782 ipa_analyze_params_uses and dump parameter flags.
5784 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
5785 ipa_propagate_indirect_call_infos if performing indirect inlining,
5786 pass a new parameter new_edges to it.
5787 (add_new_edges_to_heap): New fucntion.
5788 (cgraph_decide_inlining_of_small_functions): New vector
5789 new_indirect_edges for newly found indirect edges , call
5790 ipa_propagate_indirect_call_infos after inlining.
5791 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
5792 inlining if performing indirect inlining. Call
5793 free_all_ipa_structures_after_iinln when doing so too.
5794 (inline_generate_summary): Do not call
5795 free_all_ipa_structures_after_iinln here.
5796 * ipa-prop.c (update_jump_functions_after_inlining): New function.
5797 (print_edge_addition_message): New function.
5798 (update_call_notes_after_inlining): New function.
5799 (propagate_info_to_inlined_callees): New function.
5800 (ipa_propagate_indirect_call_infos): New function.
5801 * ipa-prop.h: Include cgraph.h
5802 (struct ipa_param_call_note): Fields reordered, new field processed.
5803 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
5805 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
5806 rediscovered call statements.
5807 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
5808 (dump_cgraph_node): Dump also the indirect_call flag.
5809 (cgraph_clone_edge): Copy also the indirect_call flag.
5810 * tree-inline.c (copy_bb): Do not check for fndecls from call
5811 expressions, check for edge availability when moving clones.
5812 (get_indirect_callee_fndecl): New function.
5813 (expand_call_inline): If callee declaration is not apprent from
5814 the statement, try calling get_indirect_callee_fndecl. Do not
5815 issue warnings or call sorry when not inlinings an indirect edge.
5816 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
5818 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
5819 bit more frandly to matching.
5820 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
5821 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
5822 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
5824 2008-07-23 Michael Meissner <gnu@the-meissners.org>
5827 * opth-gen.awk: Suppress function specific features when building
5829 * optc-gen.awk: Ditto.
5831 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5834 * diagnostic.c (pedwarn): Add opt parameter.
5836 * c-tree.h (pedwarn_init): Add opt parameter.
5837 (pedwarn_c90): Likewise.
5838 (pedwarn_c99): Likewise.
5839 * c-errors.c (pedwarn_c99): Likewise.
5840 (pedwarn_c90): Likewise.
5841 * toplev.h (pedwarn): Update declaration.
5842 (pedwarn0): Declare.
5843 * c-lex.c: All calls to pedwarn changed.
5844 * builtins.c: All calls to pedwarn changed.
5845 * toplev.c: All calls to pedwarn changed.
5846 * c-decl.c: All calls to pedwarn changed.
5847 * c-typeck.c: All calls to pedwarn changed.
5848 * c-common.c: All calls to pedwarn changed.
5849 * c-parser.c: All calls to pedwarn changed.
5851 2008-07-23 Michael Meissner <gnu@the-meissners.org>
5852 Karthik Kumar <karthikkumar@gmail.com>
5854 * attribs.c (file scope): Include c-common.h.
5855 (decl_attributes): Add support for #pragma GCC optimize and
5858 * targhooks.c (default_can_inline_p): New function that is the
5859 default for the TARGET_CAN_INLINE_P target hook.
5861 * targhooks.h (default_can_inline_p): Add declaration.
5863 * tree.c (cl_optimization_node): New static tree for building
5864 OPTIMIZATION_NODE tree.
5865 (cl_target_option_node): New static tree for building
5866 TARGET_OPTION_NODE tree.
5867 (cl_option_hash_table): New hash table for hashing
5868 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
5869 (cl_option_hash_hash): New function to provide the hash value for
5870 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
5871 (cl_option_hash_eq): New function to provide an equality test for
5872 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
5873 (tree_code_size): Add support for OPTIMIZATION_NODE and
5874 TARGET_OPTION_NODE trees.
5875 (tree_code_structure): Add support for OPTIMIZATION_NODE and
5876 TARGET_OPTION_NODE trees.
5877 (build_optimization_node): Build a tree that has all of the
5878 current optimization options.
5879 (build_target_option_node): Build a tree that has the target
5880 options that might be changed on a per function basis.
5882 * tree.h (file scope): Include options.h.
5883 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
5884 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
5885 (TREE_OPTIMIZATION): Ditto.
5886 (TREE_TARGET_SPECIFIC): Ditto.
5887 (struct tree_function_decl): Add fields for remembering the
5888 current optimization options and target specific options.
5889 (struct tree_optimization_option): New tree variant that remembers
5890 the optimization options.
5891 (struct tree_target_option): New tree variant that remembers the
5892 target specific flags that might change for compiling a particular
5894 (union tree_node): Include tree_optimization_option and
5895 tree_target_option fields.
5896 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
5897 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
5898 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
5899 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
5900 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
5901 optimization and target options.
5902 (optimization_default_node): New macro to refer to global_trees
5904 (optimization_current_node): Ditto.
5905 (optimization_cold_node): Ditto.
5906 (optimization_hot_node): Ditto.
5907 (target_option_default_node): Ditto.
5908 (target_option_current_node): Ditto.
5909 (current_option_pragma): Ditto.
5910 (current_optimize_pragma): Ditto.
5912 * target.h (struct gcc_target): Add valid_option_attribute_p,
5913 target_option_save, target_option_restore, target_option_print,
5914 target_option_pragma_parse, and can_inline_p hooks.
5916 * toplev.h (parse_optimize_options): Add declaration.
5917 (fast_math_flags_struct_set_p): Ditto.
5919 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
5920 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
5923 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
5924 tree_can_inline_p hook to see if one function can inline another.
5925 (cgraph_decide_inlining): Ditto.
5926 (cgraph_decide_inlining_incrementally): Ditto.
5928 * opts.c (decode_options): Add support for running multiple times
5929 to allow functions with different target or optimization options
5930 than was specified on the command line.
5931 (fast_math_flags_struct_set_p): New function that is similar to
5932 fast_math_flags_set_p, except it uses the values in the
5933 cl_optimization structure instead of global variables.
5935 * optc-gen.awk: Add support for TargetSave to allow a back end to
5936 declare new fields that need to be saved when using function
5937 specific options. Include flags.h and target.h in the options.c
5938 source. Add support for Save to indicate which options can be set
5939 for individual functions. Generate cl_optimize_save,
5940 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
5941 cl_target_option_restore, cl_target_option_print functions to
5942 allow functions to use different optimization or target options.
5944 * opt-functions.awk (var_type_struct): Return the type used for
5945 storing the field in a structure.
5947 * opth-gen.awk: Add support for TargetSave to allow a back end to
5948 declare new fields that need to be saved when using function
5949 specific options. Add support for Save to indicate which options
5950 can be set for individual functions. Only generate one extern for
5951 Mask fields. Generate cl_optimization and cl_target_option
5952 structures to remember optimization and target options.
5954 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
5955 collecting new tree nodes.
5956 (TS_TARGET_OPTION): Ditto.
5958 * c-decl.c (merge_decls): Merge function specific target and
5959 optimization options.
5961 * function.c (invoke_set_current_function_hook): If the function
5962 uses different optimization options, change the global variables
5965 * coretypes.h (struct cl_optimization): Add forward reference.
5966 (struct cl_target_option): Ditto.
5968 * c-pragma.c (option_stack): New static vector to remember the
5969 current #pragma GCC option stack.
5970 (handle_pragma_option): New function to support #pragma GCC option
5971 to change target options.
5972 (optimize_stack): New static vector to remember the current
5973 #pragma GCC optimize stack.
5974 (handle_pragma_optimize): New function to support #pragma GCC
5975 optimize to change optimization options.
5976 (init_pragma): Add support for #pragma GCC optimize and #pragma
5979 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
5980 optimization options.
5981 (TARGET_OPTION_NODE): New tree code for remembering certain target
5984 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
5985 TARGET_OPTION_NODE trees.
5987 * common.opt (-O): Add Optimization flag.
5989 (-fmath-errno): Ditto.
5990 (-falign-functions): Add UInteger flag to make sure flag gets full
5991 int in cl_optimization structure.
5992 (-falign-jumps): Ditto.
5993 (-falign-labels): Ditto.
5994 (-falign-loops): Ditto.
5995 (-fsched-stalled-insns): Ditto.
5996 (-fsched-stalled-insns-dep): Ditto.
5998 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
6000 (TARGET_OPTION_SAVE): Ditto.
6001 (TARGET_OPTION_RESTORE): Ditto.
6002 (TARGET_OPTION_PRINT): Ditto.
6003 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6004 (TARGET_CAN_INLINE_P): Ditto.
6005 (TARGET_INITIALIZER): Add new hooks.
6007 * tree-inline.c (tree_can_inline_p): New function to determine
6008 whether one function can inline another. Check if the functions
6009 use compatible optimization options, and also call the backend
6012 * tree-inline.h (tree_can_inline_p): Add declaration.
6014 * c-common.c (c_common_attribute): Add support for option and
6015 optimize attributes.
6016 (handle_option_attribute): Add support for the option attribute to
6017 allow the user to specify different target options for compiling a
6019 (handle_optimize_attribute): Add support for the optimize
6020 attribute to allow the user to specify different optimization
6021 options for compiling a specific function.
6022 (handle_hot_attribute): Turn on -O3 optimization for this one
6023 function if it isn't the default optimization level.
6024 (handle_cold_attribute): Turn on -Os optimization for this one
6025 function if it insn't the default optimization.
6026 (const_char_p): New const char * typedef.
6027 (optimize_args): New static vector to remember the optimization
6029 (parse_optimize_options): New function to set up the optimization
6030 arguments from either the optimize attribute or #pragma GCC optimize.
6032 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
6033 (builtin_define_std): Ditto.
6035 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
6036 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
6037 (x86_64-*-*): Ditto.
6039 * Makefile.in (TREE_H): Add options.h.
6040 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
6042 * doc/extend.texi (option attribute): Document new attribute.
6043 (optimize attribute): Ditto.
6044 (hot attribute): Document hot attribute sets -O3.
6045 (cold attribute): Document cold attribute sets -Os.
6046 (#pragma GCC option): Document new pragma.
6047 (#pragma GCC optimize): Ditto.
6049 * doc/options.texi (TargetSave): Document TargetSave syntax.
6050 (UInteger): Document UInteger must be used for certain flags.
6051 (Save): Document Save option to create target specific options
6052 that can be saved/restored on a function specific context.
6054 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
6055 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6057 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
6058 (TARGET_OPTION_SAVE): Ditto.
6059 (TARGET_OPTION_RESTORE): Ditto.
6060 (TARGET_OPTION_PRINT): Ditto.
6061 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6062 (TARGET_CAN_INLINE_P): Ditto.
6064 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
6066 (-mfpmath=both): Ditto.
6068 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6069 Karthik Kumar <karthikkumar@gmail.com>
6071 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
6072 (TARGET_POPCNT): Ditto.
6073 (TARGET_SAHF): Ditto.
6074 (TARGET_AES): Ditto.
6075 (TARGET_PCLMUL): Ditto.
6076 (TARGET_CMPXCHG16B): Ditto.
6077 (TARGET_RECIP): Move switch into target_flags.
6078 (TARGET_FUSED_MADD): Ditto.
6079 (ix86_arch_features): Make an unsigned char type.
6080 (ix86_tune_features): Ditto.
6081 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
6082 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
6083 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
6085 * config/i386/i386.opt (arch): New TargetSave field to define
6086 fields that need to be saved for function specific option support.
6089 (branch_cost): Ditto.
6090 (ix86_isa_flags_explicit): Ditto.
6091 (tune_defaulted): Ditto.
6092 (arch_specified): Ditto.
6093 (-m128-long-double): Add Save flag to save option for target
6094 specific option support.
6096 (-maccumulate-outgoing-args): Ditto.
6097 (-malign-double): Ditto.
6098 (-malign-stringops): Ditto.
6099 (-mfancy-math-387): Ditto.
6100 (-mhard-float): Ditto.
6102 (-minline-all-stringops): Ditto.
6103 (-minline-stringops-dynamically): Ditto.
6104 (-mms-bitfields): Ditto.
6105 (-mno-align-stringops): Ditto.
6106 (-mno-fancy-math-387): Ditto.
6107 (-mno-push-args): Ditto.
6108 (-mno-red-zone): Ditto.
6109 (-mpush-args): Ditto.
6110 (-mred-zone): Ditto.
6112 (-msseregparm): Ditto.
6113 (-mstack-arg-probe): Ditto.
6128 (-mrecip): Move flag into target_flags.
6130 (-mno-fused-madd): Ditto.
6131 (-mfused-madd): Ditto.
6132 (-mabm): Move flag into ix86_isa_flags.
6139 * config/i386/i386-c.c: New file for #pragma support.
6140 (ix86_target_macros_internal): New function to #define or #undef
6141 target macros based when the user uses the #pragma GCC option to
6142 change target options.
6143 (ix86_pragma_option_parse): New function to add #pragma GCC option
6145 (ix86_target_macros): Move defining the target macros here from
6146 TARGET_CPU_CPP_BUILTINS in i386.h.
6147 (ix86_register_pragmas): Register the #pragma GCC option hook. If
6148 defined, initialize any subtarget #pragmas.
6150 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
6151 REGISTER_TARGET_PRAGMAS.
6153 * config/i386/t-i386: New file for x86 dependencies.
6154 (i386.o): Make dependencies mirror the include files used.
6155 (i386-c.o): New file, add dependencies.
6157 * config/i386/i386-protos.h (override_options): Add bool argument.
6158 (ix86_valid_option_attribute_tree): Add declaration.
6159 (ix86_target_macros): Ditto.
6160 (ix86_register_macros): Ditto.
6162 * config/i386/i386.c (ix86_tune_features): Move initialization of
6163 the target masks to initial_ix86_tune_features to allow functions
6164 to have different target options. Make type unsigned char,
6165 instead of unsigned int.
6166 (initial_ix86_tune_features): New static vector to hold processor
6167 masks for the tune variables.
6168 (ix86_arch_features): Move initialization of the target masks to
6169 initial_ix86_arch_features to allow functions to have different
6170 target options. Make type unsigned char, instead of unsigned int.
6171 (initial_ix86_arch_features): New static vector to hold processor
6172 masks for the arch variables.
6173 (enum ix86_function_specific_strings): New enum to describe the
6174 string options used for attribute((option(...))).
6175 (ix86_target_string): New function to return a string that
6176 describes the target options.
6177 (ix86_debug_options): New function to print the current options in
6179 (ix86_function_specific_save): New function hook to save the
6180 function specific global variables in the cl_target_option structure.
6181 (ix86_function_specific_restore): New function hook to restore the
6182 function specific variables from the cl_target_option structure to
6183 the global variables.
6184 (ix86_function_specific_print): New function hook to print the
6185 target specific options in the cl_target_option structure.
6186 (ix86_valid_option_attribute_p): New function hook to validate
6187 attribute((option(...))) arguments.
6188 (ix86_valid_option_attribute_tree): New function that is common
6189 code between attribute((option(...))) and #pragma GCC option
6190 support that parses the options and returns a tree holding the options.
6191 (ix86_valid_option_attribute_inner_p): New helper function for
6192 ix86_valid_option_attribute_tree.
6193 (ix86_can_inline_p): New function hook to decide if one function
6194 can inline another on a target specific basis.
6195 (ix86_set_current_function); New function hook to switch target
6196 options if the user used attribute((option(...))) or #pragma GCC
6198 (ix86_tune_defaulted): Move to static file scope from
6200 (ix86_arch_specified): Ditto.
6201 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
6203 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
6204 (OPTION_MASK_ISA_ABM_SET): Ditto.
6205 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
6206 (OPTION_MASK_ISA_CX16_SET): Ditto.
6207 (OPTION_MASK_ISA_SAHF_SET): Ditto.
6208 (OPTION_MASK_ISA_AES_UNSET): Ditto.
6209 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
6210 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
6211 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
6212 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
6213 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
6214 (struct ptt): Move to static file scope from override_options.
6215 (processor_target_table): Ditto.
6217 (ix86_handle_option): Add support for options that are now isa options.
6218 (override_options): Add support for declaring functions that
6219 support different target options than were specified on the
6220 command line. Move struct ptt, processor_target_table, cpu_names,
6221 ix86_tune_defaulted, ix86_arch_specified to static file scope.
6222 Add bool argument. Fix up error messages so the appropriate error
6223 is given for either command line or attribute.
6224 (ix86_previous_fndecl): New static to remember previous function
6225 declaration to see if we need to change target options.
6226 (ix86_builtins_isa): New array to record the ISA of each builtin
6228 (def_builtin): Always create the builtin function, even if the
6229 current ISA doesn't support it.
6230 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
6231 tests for those builtins.
6232 (ix86_init_builtins): Remove TARGET_MMX test for calling
6233 ix86_init_mmx_sse_builtins.
6234 (ix86_expand_builtin): If the current ISA doesn't support a given
6235 builtin, signal an error.
6236 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
6237 (TARGET_SET_CURRENT_FUNCTION): Ditto.
6238 (TARGET_OPTION_SAVE): Ditto.
6239 (TARGET_OPTION_RESTORE): Ditto.
6240 (TARGET_OPTION_PRINT): Ditto.
6241 (TARGET_CAN_INLINE_P): Ditto.
6243 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
6245 * c-typeck.c (build_external_ref): Don't call assemble_external.
6246 * final.c (output_operand): Call assemble_external.
6248 2008-07-21 DJ Delorie <dj@redhat.com>
6250 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
6251 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
6253 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6255 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
6256 original insn and splitter contents into ...
6257 ("*div<mode>3_fast"): ... this new pattern. Enable only if
6258 flag_unsafe_math_optimizations. Add dummy scratch register.
6259 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
6260 !flag_unsafe_math_optimizations. Returns number with next
6261 highest magnitude if this is still less or equal to the true
6262 quotient in magnitude.
6264 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
6266 * Makefile.in: Replace toplev.h with TOPLEV_H.
6267 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
6268 * c-lex.c (fe_file_change): Don't set in_system_header.
6269 * c-parser.c (c_token): Remove in_system_header.
6270 (c_lex_one_token): Don't set in_system_header.
6271 (c_parser_set_source_position_from_token): Don't set in_system_header.
6272 * diagnostic.c (diagnostic_report_diagnostic): Use location from
6275 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
6276 * flags.h (in_system_header): Remove.
6277 * function.c (saved_in_system_header): Remove.
6278 (push_cfun): Don't set in_system_header.
6279 (pop_cfun): Don't set in_system_header.
6280 (push_struct_function): Don't set in_system_header.
6281 * input.h (expanded_location): Add sysp.
6282 (in_system_header_at): New.
6283 (in_system_header): New.
6284 * toplev.c (in_system_header): Remove.
6285 * toplev.h: Include input.h
6287 * tree-cfg.c (execute_warn_function_return): Call warning_at.
6288 * tree-ssa.c (warn_uninit): Call warning_at.
6289 (warn_uninitialized_var): Update calls to warn_uninit.
6290 (warn_uninitialized_phi): Update calls to warn_uninit.
6291 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
6292 (expand_location): Initialize xloc.sysp.
6293 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
6294 (tree_decl_with_vis): Remove in_system_header_flag.
6296 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
6299 * recog.c (asm_operand_ok): Change the order of the extra
6300 memory constraint checks.
6302 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6305 * tree-switch-conversion.c (build_one_array): Call
6306 varpool_mark_needed_node and varpool_finalize_decl
6307 instead of assemble_variable.
6309 2008-07-19 Jan Hubicka <jh@suse.cz>
6311 * cgraph.c (cgraph_add_new_function): Do early local passes.
6312 * tree-nrv.c (gate_pass_return_slot): New gate.
6313 (pass_nrv): Add the gate.
6314 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
6316 (coalesce_ssa_name): Coalesce SSA names.
6317 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
6318 not optimizing so unused user vars remains visible.
6319 * common.opt (flag_tree_ter): Always enable by default.
6320 * tree-ssa-ter.c: Include flags.h
6321 (is_replaceable_p): Check that locations match; when aliasing is missing
6322 be conservative about loads.
6323 * tree-optimize.c (gate_init_datastructures): Remove.
6324 (pass_init_datastructures): New.
6325 * passes.c: Reorder passes so we always go into SSA.
6327 2008-07-19 Jan Hubicka <jh@suse.cz>
6329 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
6330 * doc/invoke.texi (--combine): Likewise.
6331 (-finline-functions-called-once): Update levels when enabled.
6332 (-funit-at-a-time): Document new behaviour.
6333 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
6334 -fno-section-anchors when disabled explicitly.
6335 (inline params): They are not ignored now.
6336 (precompiled headers): Remove unit-at-a-time as being incompatible.
6337 * opts.c (decode_options): Handle unit-at-a-time as alias;
6338 imply -fno-section-anchors when toplevel reorder is disabled
6340 * common.opt (ftoplevel-reorder): Set default value to 2.
6341 (funit-at-a-time): Set default value to 1.
6342 * config/rs6000/rs6000.c (optimization_options): Set section anchors
6345 2008-07-19 Jan Hubicka <jh@suse.cz>
6347 * builtins.c (expand_builtin_int_roundingfn,
6348 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
6351 2008-07-19 Richard Guenther <rguenther@suse.de>
6354 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
6355 * tree-ssa-sccvn.c (get_constant_value_id): New function.
6356 * tree-ssa-pre.c (get_expr_value_id): For newly created
6357 constant value-ids make sure to add the expression to its
6360 2008-07-19 Jakub Jelinek <jakub@redhat.com>
6363 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
6364 return value of the builtin is ignored.
6366 2008-07-19 Olivier Hainque <hainque@adacore.com>
6368 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
6369 bits, a C conformant malloc implementation has to provide.
6370 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
6372 2008-07-19 Joseph Myers <joseph@codesourcery.com>
6376 * reload.c (find_reloads_subreg_address): Only reload address if
6377 reloaded == 0, not for reloaded != 1.
6380 2008-07-16 Joseph Myers <joseph@codesourcery.com>
6381 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
6382 (m32c_legitimate_address_p): Handle "++rii" addresses created by
6383 m32c_legitimize_reload_address.
6385 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6386 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
6387 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
6389 2008-07-19 Olivier Hainque <hainque@adacore.com>
6391 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
6392 argument, saying whether nested array are to be collapsed
6393 into a single array type DIE with multiple subscripts.
6394 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
6395 issues, centralize the nested array types collapsing control and
6396 disable the transformation for Ada.
6398 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
6401 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
6403 (x86_64_shift_adj_2): New expander.
6404 (x86_64_shift_adj_3): Ditto.
6405 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
6406 to split TImode operands.
6407 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
6408 (ix86_split_lshr): Ditto.
6410 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
6412 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
6413 and __CHAR32_TYPE__.
6414 * c-typeck.c (digest_init): Support char16_t and char32_t.
6415 (set_nonincremental_init_from_string): Idem.
6417 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
6420 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
6421 PREFERRED_STACK_BOUNDARY.
6422 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6424 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
6427 * function.c (locate_and_pad_parm): Cap boundary earlier.
6429 2008-07-17 Julian Brown <julian@codesourcery.com>
6431 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
6432 no-op for targets which don't use DLLs.
6434 2008-07-17 Martin Jambor <mjambor@suse.cz>
6436 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
6437 that nodes are relevant by examining the node->analyzed flag.
6438 (ipcp_init_stage): Check which nodes are relevant, assert that the
6439 relevant ones are also required.
6440 (ipcp_propagate_stage): Check on the side arrays are properly
6442 (ipcp_print_all_jump_functions): Make sure not to touch any node
6443 that is not analyzed or an edge that does not have a corresponding
6444 entry in the on-the-side vectors.
6445 (ipcp_function_scale_print): Likewise.
6446 (ipcp_update_callgraph): Check that the node is relevant.
6447 (ipcp_insert_stage): Check that the node is relevant. Check there is
6448 an info for every node and edge.
6449 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
6450 (ipa_print_all_tree_maps): Likewise and a new variable info.
6451 (ipa_print_all_params_modified): Likewise.
6452 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
6454 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
6457 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
6459 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
6461 PR rtl-optimization/36753
6462 * fwprop.c (use_killed_between): Don't shortcut
6463 single-definition global registers.
6465 2008-07-16 Jan Hubicka <jh@suse.cz>
6467 * cgraph.h (varpool_empty_needed_queue): Declare.
6468 * cgraphunit.c (output_in_order): Mark all variables as needed;
6470 * varpool.c (varpool_assemble_node): Update debug queue.
6471 (varpool_assemble_pending_decls): Don't do it here.
6472 (varpool_empty_needed_queue): New function.
6474 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6476 * recog.c (peephole2_optimize): Fix formatting.
6478 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6480 * c-pch.c (get_ident): Avoid C++ keywords.
6481 * combine-stack-adj.c (single_set_for_csa): Likewise.
6482 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
6483 output_asm_insn): Likewise.
6484 * reload.c (push_secondary_reload, find_reusable_reload,
6485 push_reload, combine_reloads, find_reloads,
6486 debug_reload_to_stream): Likewise.
6487 * reload.h (struct reload): Likewise.
6488 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
6489 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
6490 emit_output_reload_insns): Likewise.
6491 * targhooks.c (default_secondary_reload): Likewise.
6492 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
6494 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6496 * recog.c (validate_change_1, validate_change,
6497 validate_unshare_change, validate_replace_rtx_1, struct
6498 funny_match, constrain_operands, peephole2_optimize): Avoid C++
6500 * reload.c (push_secondary_reload, secondary_reload_class,
6501 scratch_reload_class, find_valid_class, find_reusable_reload,
6502 push_reload, find_dummy_reload, find_reloads_address_1,
6503 find_reloads_address_part, find_equiv_reg): Likewise.
6504 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
6505 choose_reload_regs): Likewise.
6506 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
6508 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
6509 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
6510 * sched-rgn.c (concat_INSN_LIST): Likewise.
6511 * stor-layout.c (mode_for_size, mode_for_size_tree,
6512 smallest_mode_for_size): Likewise.
6514 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6516 * cfg.c (dump_reg_info): Avoid C++ keywords.
6517 * dwarf2asm.c (dw2_force_const_mem,
6518 dw2_asm_output_encoded_addr_rtx): Likewise.
6519 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
6520 * expmed.c (expand_shift): Likewise.
6521 * global.c (find_reg): Likewise.
6522 * graph.c (draw_edge): Likewise.
6523 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
6524 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
6525 widen_clz, widen_bswap, expand_parity, expand_unop,
6526 emit_cmp_and_jump_insn_1): Likewise.
6527 * postreload.c (reload_cse_simplify_operands): Likewise.
6528 * ra.h (add_neighbor): Likewise.
6529 * reg-stack.c (remove_regno_note, change_stack): Likewise.
6530 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
6531 record_reg_classes, copy_cost, record_address_regs,
6532 invalid_mode_change_p): Likewise.
6533 * regrename.c (regrename_optimize, scan_rtx_reg,
6534 dump_def_use_chain, find_oldest_value_reg,
6535 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
6537 2008-07-16 David Edelsohn <edelsohn@gnu.org>
6539 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
6540 MASK_POWERPC64 for power4 in previous commit.
6542 2008-07-16 Olivier Hainque <hainque@adacore.com>
6544 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
6545 instead of bare conversion to cast const-ness away.
6547 2008-07-16 Anatoly Sokolov <aesok@post.ru>
6549 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
6550 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
6551 * config/xtensa/xtensa.c (xtensa_function_value): New function.
6552 (TARGET_FUNCTION_VALUE): Define.
6554 2008-07-16 David Edelsohn <edelsohn@gnu.org>
6556 * config/rs6000/rs6000.c (processor_target_table): Add
6557 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
6559 2008-07-16 Joseph Myers <joseph@codesourcery.com>
6562 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
6563 (m32c_legitimate_address_p): Handle "++rii" addresses created by
6564 m32c_legitimize_reload_address.
6566 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
6568 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
6569 DECL_IN_SYSTEM_HEADER in sync.
6571 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
6573 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
6574 * tree-ssa-pre.c (pre_expr_eq): Ditto
6575 (get_constant_for_value_id): Take a type as an argument.
6576 (fully_constant_expression): Pass in type.
6577 (find_or_generate_expression): Short circuit constant case.
6578 (create_expression_by_pieces): Remove special casing of
6580 (do_regular_insertion): Short circuit constant case.
6581 (do_partial_partial_insertion): Ditto.
6583 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6586 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
6588 2008-07-15 Bob Wilson <bob.wilson@acm.org>
6590 * config/xtensa/libgcc-xtensa.ver: New file.
6591 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
6593 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6595 * df-problems.c (df_set_note): Avoid C++ keywords.
6596 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
6597 * dse.c (record_store, remove_useless_values): Likewise.
6598 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
6599 gen_reg_rtx_offset, operand_subword, change_address_1,
6600 change_address, adjust_address_1, offset_address,
6601 widen_memory_access, emit_copy_of_insn_after): Likewise.
6602 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
6603 * fwprop.c (should_replace_address, propagate_rtx_1,
6604 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
6606 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
6607 gcse_emit_move_after, update_ld_motion_stores): Likewise.
6608 * lcm.c (compute_insert_delete, pre_edge_lcm,
6609 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
6610 * lower-subreg.c (resolve_reg_notes): Likewise.
6611 * mode-switching.c (optimize_mode_switching): Likewise.
6613 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6615 * bt-load.c (add_btr_def, migrate_btr_def,
6616 branch_target_load_optimize): Avoid C++ keywords.
6617 * caller-save.c (insert_restore, insert_save, insert_one_insn):
6619 * combine.c (subst, simplify_set, make_extraction,
6620 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
6621 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
6622 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
6624 2008-07-15 Richard Guenther <rguenther@suse.de>
6627 * c-common.c (strict_aliasing_warning): Do not warn for
6628 TYPE_REF_CAN_ALIAS_ALL pointers.
6629 (c_common_get_alias_set): may_alias types are not special.
6630 * tree.c (build_pointer_type_for_mode): Look up the may_alias
6631 attribute and set can_ref_all accordingly.
6632 (build_reference_type_for_mode): Likewise.
6633 * doc/extend.texi (may_alias): Clarify.
6635 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6638 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
6639 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
6641 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6644 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
6645 gcc_assert, instead call output_operand_lossage.
6647 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
6649 * builtins.c (std_canonical_va_list): Treat structure based
6652 2008-07-15 Ben Elliston <bje@au.ibm.com>
6654 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
6656 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
6658 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
6661 2008-07-14 Jan Hubicka <jh@suse.cz>
6663 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
6664 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
6665 fix predicates and constraints.
6666 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
6667 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
6669 2008-07-14 Doug Kwan <dougkwan@google.com>
6671 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
6672 additional option file arm/eabi.opt.
6673 * config/arm/eabi.h (File): New configuration file for EABI targets.
6674 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
6675 SUBSUBTARGET_EXTRA_SPECS.
6676 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
6677 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
6678 from STARTFILE_SPEC so that it can be referenced in an override.
6679 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
6680 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
6681 can be referenced in an override.
6682 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
6683 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
6684 so that it can be referenced in an override.
6685 (LINK_SPEC): Use BPABI_LINK_SPEC.
6686 * config/arm/eabi.opt (File): New.
6688 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6690 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
6691 (FIXED_VALUE_H): New variable.
6692 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
6693 input.h, fixed-value.h.
6694 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
6695 (BASIC_BLOCK_H): Use $(BITMAP_H).
6696 (FUNCTION_H): Add varray.h.
6697 (IPA_REFERENCE_H): Use $(BITMAP_H).
6698 (CGRAPH_H): Add $(BASIC_BLOCK_H).
6699 (DF_H): Use $(BITMAP_H).
6700 (GGC_H): Add statistics.h.
6702 (INSN_ATTR_H): Use it.
6703 (SYSTEM_H): Add safe-ctype.h, filenames.h.
6705 (SYMTAB_H): Add $(OBSTACK_H).
6706 (CPP_INTERNAL_H): New.
6707 (TREE_DUMP_H): Add tree-pass.h.
6708 (TREE_FLOW_H): Use $(BITMAP_H)
6709 (PRETTY_PRINT_H): Use $(INPUT_H).
6710 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
6713 (many object files): Fix lots of header dependencies throughout.
6715 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6717 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
6719 (s-gtyp-input): Use them to write tmp-gi.list.
6720 (echo_to_gi.list): Remove.
6722 2008-07-14 Richard Guenther <rguenther@suse.de>
6724 * tree-ssa-sccvn.c (pre_info): Remove.
6725 (switch_to_PRE_table): Likewise.
6726 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
6727 (set_hashtable_value_ids): Do not create value-ids for the
6729 (run_scc_vn): Remove double test. Remove bogus special-case
6730 in value-number printing.
6731 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
6732 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
6734 * tree-flow-inline.h (get_value_handle): Remove.
6735 * tree-flow.h (get_value_handle): Remove.
6737 2008-07-14 Martin Jambor <mjambor@suse.cz>
6739 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
6740 in which we generate arithmetics is not a subrange.
6742 2008-07-14 Martin Jambor <mjambor@suse.cz>
6744 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
6746 2008-07-14 Richard Guenther <rguenther@suse.de>
6748 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
6750 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
6753 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
6754 reload for symbol refs moved to r0 with -fPIC.
6755 (legitimize_pic_address): Use the target register as temporary
6757 (emit_symbolic_move): Adjust comment.
6758 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
6761 2008-07-14 Ben Elliston <bje@au.ibm.com>
6763 * c-common.h (C_CPP_HASHNODE): New macro.
6764 * coretypes.h (struct cpp_token): Forward declare.
6765 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
6766 the context-sensitive keyword method.
6767 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
6768 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
6769 expand_bool_pixel): New.
6770 (altivec_categorize_keyword): New function.
6771 (init_vector_keywords): New function.
6772 (rs6000_macro_to_expand): Likewise.
6773 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
6774 compiling an ISO C dialect.
6776 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
6778 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
6779 (create_expression_by_pieces): Fix typo.
6780 (do_regular_insertion): Use debug counter here too.
6782 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
6785 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
6786 CONST_OK_FOR_LETTER_P. All port-local users changed.
6787 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
6788 implement Kp matching power-of-two.
6789 (CONSTRAINT_LEN): Define to match.
6790 * config/cris/cris.md: Replace all use of constraint K with Kc.
6791 ("*btst*): Use Kp for operand 0 of last alternative.
6793 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6796 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
6799 2008-07-13 Jan Hubicka <jh@suse.cz>
6801 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
6804 2008-07-13 Richard Guenther <rguenther@suse.de>
6807 * langhooks.c (lhd_print_error_function): Deal with recursive
6810 2008-07-12 Jan Hubicka <jh@suse.cz>
6812 * cgraph.c (assembler_name_hash): New static var.
6813 (hash_node_by_assembler_name, eq_assembler_name): New.
6814 (cgraph_node_for_asm): Use hashtable.
6815 (cgraph_remove_node): Maintain hashtable.
6816 (change_decl_assembler_name): Sanity check that names are not changing
6817 after aliasing was processed.
6818 * cgraph.h (varpoon_node): Add next GGC marker.
6819 * tree.c (decl_assembler_name_equal): Constify.
6820 (decl_assembler_name_hash): New.
6821 * tree.h (decl_assembler_name_equal): Constify.
6822 (decl_assembler_name_hash): Update.
6824 2008-07-12 David Daney <ddaney@avtrex.com>
6826 * config/mips/driver-native.c (host_detect_local_cpu): Handle
6829 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
6831 * doc/md.texi: Document the MIPS "v" constraint.
6832 * config/mips/mips.h (reg_class): Revert last change.
6833 (REG_CLASS_NAMES): Likewise.
6834 (REG_CLASS_CONTENTS): Likewise.
6835 * config/mips/mips.c (mips_regno_to_class): Likewise.
6836 * config/mips/constraints.md (v): Likewise, but add documentation.
6837 Add a comment to say that this constraint should not be used in
6840 2008-07-11 DJ Delorie <dj@redhat.com>
6842 * config/h8300/h8300.md (length): Fix branch offset limit.
6844 2008-07-11 Anatoly Sokolov <aesok@post.ru>
6846 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
6847 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
6848 (avr_hard_regno_scratch_ok): New function.
6849 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
6850 * config/avr/avr.md (all peepholes that request a scratch register):
6851 Remove avr_peep2_scratch_safe use.
6853 2008-07-11 Tom Tromey <tromey@redhat.com>
6854 Ian Lance Taylor <iant@google.com>
6856 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
6857 (struct c_common_resword): Define.
6858 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
6859 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
6860 (c_common_reswords, num_c_common_reswords): Declare.
6861 * c-common.c (c_common_reswords): New global const array.
6862 (num_c_common_reswords): New const int.
6863 * c-parser.c (struct resword, reswords): Don't define.
6864 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
6865 (c_parse_init): Clarify mask code. Use c_common_reswords rather
6866 than reswords. If warning about C++ keywords, give them a special
6868 (c_lex_one_token): Warn about C++ keywords. Call
6869 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
6870 (c_parser_external_declaration): Look for RID_xxx rather than
6871 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
6872 (c_parser_statement_after_labels): Likewise.
6873 (c_parser_objc_class_instance_variables): Likewise.
6874 (c_parser_objc_class_declaration): Likewise.
6875 (c_parser_objc_try_catch_statement): Likewise.
6876 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
6877 (declspecs_add_type): Likewise.
6879 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
6881 * ggc-page.c (alloc_page):
6882 Substituting xmalloc, xcalloc with
6883 XNEWVEC and XCNEWVAR macros which add the
6886 2008-07-11 Richard Guenther <rguenther@suse.de>
6888 PR tree-optimization/36765
6889 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
6890 aliases from HEAP vars to SMTs.
6892 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6894 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
6895 * configure.ac (loose_warn): Move -Wc++-compat from here...
6896 (strict_warn): ...to here.
6897 * configure: Regenerate.
6899 2008-07-10 Joseph Myers <joseph@codesourcery.com>
6901 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
6902 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
6903 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
6904 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
6905 excluding more specific h8300-*-* and sh-*-* targets.
6907 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
6909 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
6911 (execute_pre): Call loop_optimizer_finalize in early exit.
6913 2008-07-10 Jakub Jelinek <jakub@redhat.com>
6916 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
6917 uids in the bitmap, not just VAR_DECL uids.
6919 PR rtl-optimization/36419
6920 * combine-stack-adj.c (adjust_frame_related_expr): New function.
6921 (combine_stack_adjustments_for_block): Call it if needed. Delete
6923 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
6924 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
6925 prologue sp adjustment.
6927 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
6930 * opts.c (print_ignored_options): Report postponed diagnostics for
6931 unknown -Wno-* options as warnings, not errors.
6932 (postpone_unknown_option_error): Renamed to...
6933 (postpone_unknown_option_warning): ... this.
6935 2008-07-09 Doug Kwan <dougkwan@google.com>
6938 2008-07-08 Doug Kwan <dougkwan@google.com>
6940 * config/arm/arm.opt (mandroid): New option.
6941 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
6942 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
6944 (CC1PLUS_SPEC): Same.
6946 (STARTFILE_SPEC): Same.
6947 (ENDFILE_SPEC): Same.
6948 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
6951 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
6954 * config/mips/mips.h (reg_class): Remove V1_REG.
6955 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
6956 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
6958 (mips_get_tp): New function.
6959 (mips_legitimize_tls_address): Use it.
6960 * config/mips/constraints.md (v): Delete.
6961 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
6962 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
6963 After reload, split into a move and ...
6964 (*tls_get_tp_<mode>_split): ...this new instruction.
6966 2008-07-09 David Daney <ddaney@avtrex.com>
6968 * config/mips/driver-native.c: Include coretypes.h and tm.h.
6970 2008-07-09 Jakub Jelinek <jakub@redhat.com>
6972 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
6973 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
6975 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
6976 htab_delete should be called. Don't free c.
6977 (lookup_tmp_var): Create temp_htab lazily.
6978 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
6979 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
6981 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
6982 lower_omp_ordered, lower_omp_critical, lower_omp_for,
6983 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
6984 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
6985 * tree-sra.c (generate_element_init): Likewise.
6986 * tree-mudflap.c (execute_mudflap_function_ops,
6987 execute_mudflap_function_decls): Likewise.
6988 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
6989 * tree-gimple.h (struct gimplify_ctx): New type.
6990 (push_gimplify_context): Adjust prototype.
6992 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
6994 * tree-ssa-pre.c (phi_translate_1): Update placement of
6997 2008-07-09 Anatoly Sokolov <aesok@post.ru>
6999 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
7000 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
7001 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
7002 * targhooks.c (default_hard_regno_scratch_ok): New function.
7003 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
7004 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
7005 * recog.c: Include "target.h".
7006 (peep2_find_free_register): Add check for global regs. Add target
7008 * Makefile.in (recog.o): Depend on target.h.
7010 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
7012 * config/sh/sh.c (sh_canonical_va_list_type): New.
7013 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
7015 2008-07-09 Raksit Ashok <raksit@google.com>
7017 * doc/invoke.texi (Option Summary): Mention new option
7018 -Wdisallowed-function-list=...
7019 (Warning Options): Document -Wdisallowed-function-list=...
7020 * common.opt (Wdisallowed-function-list=): New flag.
7021 * flags.h (warn_disallowed_functions): External definition of new
7022 boolean warning flag.
7023 (warn_if_disallowed_function_p): Declare new function.
7024 * opts.c (warning_disallowed_functions): New static variable.
7025 (warn_disallowed_functions): New boolean warning flag.
7026 (warn_if_disallowed_function_p): New function.
7027 (add_comma_separated_to_vector): Rename
7028 add_instrument_functions_exclude_list to this.
7029 (common_handle_option): Handle new option. Rename calls to
7030 add_instrument_functions_exclude_list into calls to
7031 add_comma_separated_to_vector.
7032 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
7033 based on flag warn_disallowed_functions.
7035 2008-07-09 Christian Bruel <christian.bruel@st.com>
7037 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
7038 instead of get_attr_length.
7040 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7042 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
7044 * genemit.c (gen_insn): Likewise.
7045 * gengtype.c (note_def_vec): Likewise.
7046 * gengtype.h (note_def_vec): Likewise.
7047 * genoutput.c (struct data, output_insn_data, process_template,
7048 gen_expand, gen_split, note_constraint): Likewise.
7049 * genrecog.c (new_decision, add_to_sequence, factor_tests,
7050 make_insn_sequence): Likewise.
7051 * gensupport.c (record_insn_name): Likewise.
7053 2008-07-08 Doug Kwan <dougkwan@google.com>
7055 * config/arm/arm.opt (mandroid): New option.
7056 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7057 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7059 (CC1PLUS_SPEC): Same.
7061 (STARTFILE_SPEC): Same.
7062 (ENDFILE_SPEC): Same.
7063 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7066 2008-07-08 Raksit Ashok <raksit@google.com>
7068 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
7069 (set_storage_via_setmem): Fix expected_align parameter.
7070 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
7071 missing from the list.
7072 * doc/md.texi (movmem): Explicitly state that expected alignment is
7073 to be expressed in bytes.
7074 (setmem): Explicitly state that expected alignment is to be expressed
7077 2008-07-08 Joseph Myers <joseph@codesourcery.com>
7079 * reload.c (find_reloads_subreg_address): Do not require validity
7080 of address in original mode before reloading address.
7082 2008-07-07 Tianwei Sheng <tianweis@google.com>
7084 * df-core.c (df_remove_problem): Adjust the access to avoid out of
7085 bounds array access.
7087 2008-07-08 Jakub Jelinek <jakub@redhat.com>
7089 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
7091 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
7093 Fix PR tree-optimization/23455
7094 Fix PR tree-optimization/35286
7095 Fix PR tree-optimization/35287
7096 * Makefile.in (OBJS-common): Remove tree-vn.o.
7097 (tree-vn.o): Remove.
7098 * dbgcnt.def: Add treepre_insert debug counter.
7099 * gcc/tree-flow.h (add_to_value): Updated for other changes.
7100 (debug_value_expressions): Ditto.
7101 (print_value_expressions): Ditto.
7102 * tree-pretty-print.c (dump_generic_node): Updated for
7103 VALUE_HANDLE removal.
7104 * tree-ssa-dom.c (record_equality): Ditto.
7105 (cprop_operand): Ditto.
7106 (lookup_avail_expr): Ditto.
7107 * tree-ssa-threadedge.c
7108 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
7109 (simplify_control_stmt_condition): Ditto.
7110 * tree.c (tree_code_size): Ditto.
7111 (tree_node_structure): Ditto.
7112 (iterative_hash_expr): Ditto.
7114 * tree.h (VALUE_HANDLE_ID): Ditto.
7115 (VALUE_HANDLE_EXPR_SET): Ditto.
7116 (struct tree_value_handle): Ditto.
7117 (union tree_node): Ditto.
7118 * treestruct.def: Ditto.
7119 * tree-vn.c: Removed.
7120 * tree-ssa-pre.c: Rewritten entirely.
7121 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
7122 (constant_value_ids): Ditto.
7123 (vn_nary_op_t): Moved to header.
7125 (vn_reference_op_t): Ditto
7126 (vn_reference_t): Ditto.
7127 (next_value_id): New variable.
7128 (VN_INFO): Add an assert.
7129 (vn_constant_eq): New function.
7130 (vn_constant_hash): Ditto.
7131 (get_or_alloc_constant_value_id): Ditto.
7132 (value_id_constant_p): Ditto.
7133 (vn_reference_compute_hash): De-staticify.
7134 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
7135 Disable some code with a FIXME. Remove VALUE_HANDLE use.
7136 (valueize_refs): Update opcode if it changes from ssa name to constant.
7137 (vn_reference_lookup_1): Add new argument.
7138 (vn_reference_lookup): Ditto.
7139 (vn_reference_lookup_pieces): New function.
7140 (vn_reference_insert): Add return type. Modify to deal with value ids.
7141 (vn_reference_insert_pieces): New function.
7142 (vn_nary_op_compute_hash): De-staticify.
7143 (vn_nary_op_eq): Ditto.
7144 (vn_nary_op_lookup_pieces): New function.
7145 (vn_nary_op_lookup): Add new argument.
7146 (vn_nary_op_insert_pieces): New function.
7147 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
7148 (vn_phi_insert): Ditto.
7149 (visit_unary_op): Update for callee changes.
7150 (visit_binary_op): Ditto.
7151 (visit_reference_op_load): Ditto.
7152 (visit_reference_op_store): Ditto.
7153 (init_scc_vn): Init next_value_id, constant_to_value_id and
7155 (free_scc_vn): Free them.
7156 (set_hashtable_value_ids): New function.
7157 (run_scc_vn): Use it.
7158 (get_max_value_id): New function.
7159 (get_next_value_id): Ditto.
7160 (expressions_equal_p): Moved from tree-vn.c
7161 (sort_vuses): Ditto.
7162 (sort_vuses_heap): Ditto.
7163 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
7165 * tree.c (iterative_hash_hashval_t): Made non-static
7166 * tree.h (iterative_hash_hashval_t): Declare it.
7168 2008-07-08 Martin Jambor <mjambor@suse.cz>
7170 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
7171 instead of ipa_create_node_params.
7172 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
7173 ipa_check_create_edge_args, free them with
7174 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
7176 * ipa-prop.c: Include flags.h and tree-inline.h.
7177 (ipa_node_params_vector): New variable.
7178 (ipa_edge_args_vector): New variable.
7179 (edge_removal_hook_holder): New variable.
7180 (node_removal_hook_holder): New variable.
7181 (edge_duplication_hook_holder): New variable.
7182 (node_duplication_hook_holder): New variable.
7183 (ipa_detect_param_modifications): Check for presence of modified flags.
7184 (ipa_compute_jump_functions): Check for presence of jump functions.
7185 (ipa_free_edge_args_substructures): New function.
7186 (ipa_create_node_params): Removed.
7187 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
7188 (ipa_free_node_params_substructures): New function.
7189 (ipa_free_all_node_params): Changed to deallocate the on-the-side
7191 (ipa_edge_removal_hook): New function.
7192 (ipa_node_removal_hook): New function.
7193 (duplicate_array): New function.
7194 (ipa_edge_duplication_hook): New function.
7195 (ipa_node_duplication_hook): New function.
7196 (ipa_register_cgraph_hooks): New function.
7197 (ipa_unregister_cgraph_hooks): New function.
7198 (free_all_ipa_structures_after_ipa_cp): New function.
7200 * ipa-prop.h: Include vec.h.
7201 (ipa_node_params_t): New typedef with vector types for it.
7202 (ipa_edge_args_t): New typedef with vector types for it.
7203 (IPA_NODE_REF): Changed to access an on-the-side vector.
7204 (IPA_EDGE_REF): Changed to access an on-the-side vector.
7205 (ipa_check_create_node_params): New function.
7206 (ipa_check_create_edge_args): New function.
7208 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
7211 2008-07-07 Tom Tromey <tromey@redhat.com>
7213 * configure, config.in: Rebuilt.
7214 * configure.ac: Don't check for scandir or alphasort.
7216 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7218 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
7219 types immediately after creating them.
7221 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7223 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
7225 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
7227 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
7228 dump_constraint_graph.
7229 (dump_constraint_edge): New function.
7230 (dump_constraint_graph): New function.
7231 (debug_constraint_graph): New function.
7232 (dump_constraint): Removed useless comparison.
7233 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
7234 (dump_constraint_graph): Declare.
7235 (debug_constraint_graph): Declare.
7236 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
7238 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
7240 * config/i386/i386.c (is_va_list_char_pointer): New.
7241 (ix86_va_start): Replace compare with ms_va_list_type_node
7242 by is_va_list_char_pointer.
7243 (ix86_gimplify_va_arg): Likewise.
7245 2008-07-07 Martin Jambor <mjambor@suse.cz>
7247 * cgraph.c (cgraph_edge_max_uid): New variable.
7248 (struct cgraph_edge_hook_list): New type.
7249 (struct cgraph_node_hook_list): New type.
7250 (struct cgraph_2edge_hook_list): New type.
7251 (struct cgraph_2node_hook_list): New type.
7252 (first_cgraph_edge_removal_hook): New variable.
7253 (first_cgraph_node_removal_hook): New variable.
7254 (first_cgraph_edge_duplicated_hook): New variable.
7255 (first_cgraph_node_duplicated_hook): New variable.
7256 (cgraph_add_edge_removal_hook): New function.
7257 (cgraph_remove_edge_removal_hook): New function.
7258 (cgraph_call_edge_removal_hooks): New function.
7259 (cgraph_add_node_removal_hook): New function.
7260 (cgraph_remove_node_removal_hook): New function.
7261 (cgraph_call_node_removal_hooks): New function.
7262 (cgraph_add_edge_duplication_hook): New function.
7263 (cgraph_remove_edge_duplication_hook): New function.
7264 (cgraph_call_edge_duplication_hooks): New function.
7265 (cgraph_add_node_duplication_hook): New function.
7266 (cgraph_remove_node_duplication_hook): New function.
7267 (cgraph_call_node_duplication_hooks): New function.
7268 (cgraph_create_edge): Assign to edge uid.
7269 (cgraph_remove_edge): Call edge removal hooks.
7270 (cgraph_node_remove_callees): Call edge removal hooks.
7271 (cgraph_node_remove_callers): Call edge removal hooks.
7272 (cgraph_remove_node): Call node removal hooks.
7273 (cgraph_clone_edge): Call edge duplication hooks.
7274 (cgraph_clone_node): Call node duplication hooks.
7276 * cgraph.h (cgraph_edge): New field uid.
7277 (cgraph_edge_hook): New type.
7278 (cgraph_node_hook): New type.
7279 (cgraph_2edge_hook): New type.
7280 (cgraph_2node_hook): New type.
7282 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
7284 * config.in: Regenerate.
7286 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
7288 * gcc.c (print_sysroot): New.
7289 (option_map, display_help, process_command): Handle the
7290 -print-sysroot option.
7291 (main): Print the sysroot if requested.
7292 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
7294 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7297 * unwind-pe.h (size_of_encoded_value): add attribute unused.
7299 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
7301 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
7302 (assign_parm_setup_block_p): Also check mode of entry_parm.
7304 2008-07-07 Richard Guenther <rguenther@suse.de>
7306 * tree-ssa-structalias.h (set_used_smts): Remove.
7307 * tree-ssa-structalias.c (used_smts): Likewise.
7308 (set_used_smts): Likewise.
7309 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
7310 call to set_used_smts.
7312 2008-07-07 Richard Guenther <rguenther@suse.de>
7314 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
7315 (new_var_info): Set it to false.
7316 (solution_set_add): Correctly handle pointers outside a var and
7318 (type_safe): Treat variables with is_full_var properly.
7319 (do_sd_constraint): Likewise.
7320 (do_ds_constraint): Likewise.
7321 (process_constraint): Remove zeroing offset for !use_field_sensitive.
7322 (get_constraint_for_ptr_offset): New function.
7323 (get_constraint_for_component_ref): For addresses at least include
7324 the last field of the variable. Handle is_full_vars properly.
7325 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
7326 (handle_ptr_arith): Remove.
7327 (find_func_aliases): Simplify assignment handling.
7328 (create_function_info_for): For parameter and result varinfos set
7330 (create_variable_info_for): Set is_full_var flag whenever we
7331 just created a single varinfo for a decl.
7332 (init_alias_vars): Initialize use_field_sensitive from
7333 max-fields-for-field-sensitive parameter.
7335 2008-07-07 Richard Guenther <rguenther@suse.de>
7337 PR tree-optimization/36713
7338 * tree-flow-inline.h (is_call_used): New function.
7339 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
7340 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
7341 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
7343 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7345 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
7347 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
7349 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
7351 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7352 Nathan Sidwell <nathan@codesourcery.com>
7354 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
7355 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
7357 * config/m68k/t-linux: New.
7358 * doc/install.texi: Document m68k-*-linux is now multilibbed by
7361 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
7363 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
7364 * config/m68k/m68k-devices.def: Remove multilibs that only differ
7367 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7369 * gcc.c (execute): Fix -Wc++-compat warning.
7371 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
7374 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
7375 constant for little endian.
7377 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
7379 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
7380 mips_base_mips16 instead of TARGET_MIPS16.
7381 (mips_base_mips16): Declare.
7382 * config/mips/mips.c (mips_base_mips16): Make global.
7383 (was_mips16_p): Remove GTY marker.
7384 (was_mips16_pch_p): New variable.
7385 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
7386 (mips_override_options): Force to non-MIPS16 mode initially.
7387 Do not complain about MIPS16 PIC incompatibilities here.
7388 Only allow -mgpopt if -mexplicit-relocs is in force for
7391 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
7393 * configure.ac: Check for caddr_t, define to char * if not defined.
7394 * configure: Regenerate.
7395 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
7396 (mmap_gt_pch_use_address): Likewise.
7397 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
7399 2008-07-06 Richard Guenther <rguenther@suse.de>
7401 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
7402 (new_var_info): Deal with it.
7403 (solution_set_add): Likewise.
7404 (bitpos_of_field): Make signed, fix.
7405 (struct fieldoff): Remove type and decl fields. Make size field
7406 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
7408 (fieldoff_compare): Deal with it.
7409 (push_fields_onto_fieldstack): Remove has_union argument, glob
7410 adjacent non-pointer fields together.
7411 (create_function_info_for): Do not set has_union.
7412 (create_variable_info_for): Simplify.
7414 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
7416 * config.gcc (extra_headers): Add cross-stdarg.h for target
7417 x86_64-*-* and i?86-*-*.
7418 * config/i386/cross-stdarg.h: New.
7419 * builtins.c (std_fn_abi_va_list): New.
7420 (std_canonical_va_list_type): New.
7421 (stabilize_va_list): Replace va_list_type_node use by
7422 mtarget.canonical_va_list_type.
7423 (gimplify_va_arg_expr): Likewise.
7424 (expand_builtin_va_copy): Replace va_list_type_node use by
7425 mtarget.fn_abi_va_list.
7426 * tree-sra.c (is_va_list_type): New helper.
7427 (decl_can_be_decomposed_p): Replace
7428 va_list_type_node use by is_va_list_type.
7429 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
7430 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7431 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
7432 * config/i386/i386-protos.h (ix86_get_valist_type): New.
7433 (ix86_enum_va_list): New.
7434 * config/i386/i386.c (sysv_va_list_type_node): New.
7435 (ms_va_list_type_node): New.
7436 (ix86_function_type_abi): Remove sorry.
7437 (ix86_build_builtin_va_list_abi): New.
7438 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
7440 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
7441 (ix86_init_builtins_va_builtins_abi): New.
7442 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
7444 (ix86_handle_abi_attribute): New.
7445 (attribute_spec): Add sysv_abi and ms_abi.
7446 (ix86_fn_abi_va_list): New.
7447 (ix86_canonical_va_list_type): New.
7448 (ix86_enum_va_list): New.
7449 (TARGET_FN_ABI_VA_LIST): New.
7450 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7451 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
7452 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
7453 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7454 (TARGET_ENUM_VA_LIST): New.
7455 * expr.h (std_fn_abi_va_list): New.
7456 (std_canonical_va_list_type): New.
7457 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
7458 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7459 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
7460 TARGET_CANONICAL_VA_LIST_TYPE.
7461 * target.h (struct gcc_target): Add fn_abi_va_list hook
7462 and canonical_va_list_type hook.
7464 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7466 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
7467 integral and pointer types.
7469 2008-07-04 Roger Sayle <roger@eyesopen.com>
7471 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
7472 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
7474 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
7477 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
7479 2008-07-04 Jakub Jelinek <jakub@redhat.com>
7481 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
7482 build_gimple_modify_stmt.
7483 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
7484 gimple operand. Use fold_build* instead of build*.
7486 2008-07-04 Richard Guenther <rguenther@suse.de>
7488 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
7489 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
7490 properly to compute the reachability set if we do field-sensitive PTA.
7491 * invoke.texi (max-fields-for-field-sensitive): Document default.
7492 * opts.c (decode_options): Set max-fields-for-field-sensitive to
7493 100 for optimize >= 2.
7495 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7497 * ggc-zone.c (lookup_page_table_if_allocated,
7498 set_page_table_entry, zone_find_object_size, alloc_small_page,
7499 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
7500 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
7501 -Wc++-compat and/or -Wcast-qual warnings.
7503 2008-07-04 Alan Modra <amodra@bigpond.net.au>
7506 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
7507 pic_offset_table_rtx to be marked as used here.
7508 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
7509 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
7510 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
7511 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
7514 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7516 * alloc-pool.c (hash_descriptor, eq_descriptor,
7517 alloc_pool_descriptor): Fix -Wc++-compat warnings.
7518 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
7520 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
7521 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
7522 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
7523 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
7526 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
7528 * tree-flow.h (loop_only_exit_p): Declare.
7529 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
7530 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
7531 the number of iterations if it is constant. Otherwise, if this is the
7532 only possible exit of the loop, use the conservative estimate on the
7533 number of iterations of the entire loop if available.
7535 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
7537 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
7538 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
7539 Add synchronization functions.
7540 * config/sync.c: New file.
7541 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
7542 (LIBGCC_SYNC_CFLAGS): Likewise.
7544 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
7547 * config/i386/i386.md (mode): Add TF to "mode" attribute.
7548 (*pushtf_sse): New insn pattern.
7549 (pushtf splitters): New splitters.
7551 2008-07-03 Michael Meissner <gnu@the-meissners.org>
7554 * predict.c (build_predict_expr): Use void_type_node for the tree
7555 type, instead of NULL_TREE.
7557 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
7559 * config/i386/i386.c (contains_aligned_value_p): Return true
7561 (ix86_data_alignment): Align TCmode to 128bits.
7562 (ix86_local_alignment): Likewise.
7564 2008-07-03 Andrew Haley <aph@redhat.com>
7567 * vec.h (VEC_TA): New.
7568 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
7569 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
7570 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
7571 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
7572 (C_COMMON_FIXED_TYPES): Remove first arg.
7573 (C_COMMON_FIXED_MODE_TYPES): Likewise.
7574 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
7575 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
7576 not to use empty macro arguments.
7578 2008-07-02 Joseph Myers <joseph@codesourcery.com>
7580 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
7581 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
7582 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
7583 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
7584 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
7585 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
7586 config/ia64/crtn.asm, config/m68hc11/larith.asm,
7587 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
7588 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
7589 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
7590 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
7591 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
7592 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
7593 config/rs6000/e500crtres64gpr.asm,
7594 config/rs6000/e500crtres64gprctr.asm,
7595 config/rs6000/e500crtrest32gpr.asm,
7596 config/rs6000/e500crtrest64gpr.asm,
7597 config/rs6000/e500crtresx32gpr.asm,
7598 config/rs6000/e500crtresx64gpr.asm,
7599 config/rs6000/e500crtsav32gpr.asm,
7600 config/rs6000/e500crtsav64gpr.asm,
7601 config/rs6000/e500crtsav64gprctr.asm,
7602 config/rs6000/e500crtsavg32gpr.asm,
7603 config/rs6000/e500crtsavg64gpr.asm,
7604 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
7605 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
7606 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
7607 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
7608 config/sparc/sol2-cn.asm: Remove .file directives.
7610 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
7612 * resource.c (mark_referenced_resources): Look inside
7613 UNSPEC_VOLATILEs and ASM_INPUTs.
7615 2008-07-02 Ian Lance Taylor <iant@google.com>
7617 * rtlanal.c (add_reg_note): New function.
7618 * rtl.h (add_reg_note): Declare.
7619 * auto-inc-dec.c (attempt_change): Use add_reg_note.
7620 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
7621 * builtins.c (expand_builtin_longjmp): Likewise.
7622 (expand_builtin_nonlocal_goto): Likewise.
7623 * calls.c (emit_call_1, expand_call): Likewise.
7624 * cfgexpand.c (add_reg_br_prob_note): Likewise.
7625 * cfglayout.c (fixup_reorder_chain): Likewise.
7626 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
7627 (commit_one_edge_insertion): Likewise.
7628 * combine.c (move_deaths, distribute_notes): Likewise.
7629 * df-problems.c (df_set_note): Likewise.
7630 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
7631 (set_unique_reg_note): Likewise.
7632 (emit_copy_of_insn_after): Likewise.
7633 * expr.c (expand_expr_real): Likewise.
7634 * gcse.c (add_label_notes): Likewise.
7635 * haifa-sched.c (create_check_block_twin): Likewise.
7636 * jump.c (mark_jump_label_1): Likewise.
7637 * loop-doloop.c (add_test, doloop_modify): Likewise.
7638 * loop-unswitch.c (compare_and_jump_seq): Likewise.
7639 * lower-subreg.c (move_eh_region_note): Likewise.
7640 * optabs.c (emit_libcall_block): Likewise.
7641 * predict.c (predict_insn): Likewise.
7642 (combine_predictions_for_insn): Likewise.
7643 * recog.c (peephole2_optimize): Likewise.
7644 * regmove.c (try_auto_increment): Likewise.
7645 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
7646 * reload.c (find_reloads): Likewise.
7647 * reload1.c (fixup_eh_region_note): Likewise.
7648 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
7649 * reorg.c (delete_prior_computation): Likewise.
7650 (delete_computation, dbr_schedule): Likewise.
7651 * config/pa/pa.c (legitimize_pic_address): Likewise.
7652 * config/sh/sh.c (sh_reorg): Likewise.
7654 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
7657 * config/libgcc-glibc.ver: Add %exclude.
7658 * config/m32r/libgcc-glibc.ver: Likwise.
7659 * config/s390/libgcc-glibc.ver: Likwise.
7660 * config/sh/libgcc-glibc.ver: Likwise.
7661 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
7663 * config/i386/libgcc-glibc.ver: New.
7665 * config/i386/libgcc-x86_64-glibc.ver: Removed.
7667 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
7669 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
7670 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
7671 i[34567]86-*-linux*, x86_64-*-linux*. Add
7672 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
7673 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
7674 x86_64-*-linux*. Add i386/t-linux to tmake_file for
7675 i[34567]86-*-linux*, x86_64-*-linux*.
7677 * libgcc-std.ver: Add empty GCC_4.4.0.
7679 * mkmap-symver.awk: Support multiple versions per symbol.
7681 * config/i386/i386.c (ix86_init_builtins): Always define
7682 __builtin_fabsq and __builtin_copysignq with fallbacks.
7683 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
7684 and __builtin_copysignq if SSE2 isn't available.
7686 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
7687 (LIBGCC2_TF_CEXT): Likwise.
7690 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
7692 * config/i386/sfp-machine.h: Moved to libgcc.
7694 * config/i386/sfp-machine.h: New.
7695 * config/i386/t-linux: Likwise.
7697 * config/i386/t-darwin: Remove softfp_wrap_start and
7699 * config/i386/t-darwin64: Likewise.
7701 * config/i386/t-fprules-softfp64: Renamed to ...
7702 * config/i386/t-fprules-softfp: This.
7704 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
7705 and softfp_wrap_end.
7707 2008-07-02 Jason Merrill <jason@redhat.com>
7709 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
7711 * tree.c (ctor_to_list): New fn.
7712 * tree.h: Declare it.
7713 (CONSTRUCTOR_ELT): New macro.
7714 (CONSTRUCTOR_NELTS): New macro.
7716 2008-07-02 Richard Guenther <rguenther@suse.de>
7718 * tree-ssa-structalias.c (struct variable_info): Reorder
7719 to fill padding on 64bit hosts. Make collapsed_to an int.
7720 (get_varinfo_fc): Deal with that.
7721 (new_var_info): Likewise.
7722 (collapse_rest_of_var): Likewise.
7724 2008-07-02 Joshua Sumali <jsumali@redhat.com>
7726 * doc/install.texi (--enable-java-home): Document.
7727 (--enable-aot-compile-rpm): Likewise.
7728 (--with-arch-directory): Likewise.
7729 (--with-os-directory): Likewise.
7730 (--with-origin-name): Likewise.
7731 (--with-arch-suffix): Likewise.
7732 (--with-jvm-root-dir): Likewise.
7733 (--with-jvm-jar-dir): Likewise.
7734 (--with-python-dir): Likewise.
7736 2008-07-02 Richard Guenther <rguenther@suse.de>
7738 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
7739 from decls explicitly. Merge operand checking from tuples.
7741 2008-07-02 Martin Jambor <mjambor@suse.cz>
7743 * tree-switch-conversion.c: Included timevar.h which I forgot before.
7745 2008-07-02 Martin Jambor <mjambor@suse.cz>
7747 * tree-switch-conversion.c: Included timevar.h
7748 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
7750 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
7752 2008-07-02 Martin Jambor <mjambor@suse.cz>
7754 * tree-switch-conversion.c: Corrected various comments and
7756 (build_constructors): Fixed minor formatting mistakes.
7758 * invoke.texi (Optimize Options): Corrected the
7759 switch-conversion-max-branch-ratio parameter.
7761 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
7763 * final.c (asm_insn_count): Return zero for an empty asm body.
7765 2008-07-02 Richard Guenther <rguenther@suse.de>
7767 * bitmap.h (bitmap_set_bit): Return bool.
7768 (bitmap_clear_bit): Likewise.
7769 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
7770 write to the bitmap if it would.
7771 (bitmap_clear_bit): Likewise.
7772 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
7773 bitmap_set_bit return value.
7774 (add_pred_graph_edge): Likewise.
7775 (add_graph_edge): Likewise.
7776 (do_sd_constraint): Likewise.
7777 (do_ds_constraint): Likewise.
7779 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7781 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
7782 Fix -Wc++-compat and/or -Wcast-qual warnings.
7783 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
7784 gen_regparm_prefix): Likewise.
7785 * vmsdbgout.c (write_modbeg, lookup_filename,
7786 vmsdbgout_source_line, vmsdbgout_init): Likewise.
7788 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
7790 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
7791 defaults.h definition apply.
7793 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
7795 * function.c (assign_parm_remove_parallels): New.
7796 (assign_parm_setup_block_p): Do not return true for non-BLKmode
7798 (assign_parm_setup_block): Do not handle them.
7799 (assign_parm_setup_reg, assign_parm_setup_stack): Call
7800 assign_parm_remove_parallels.
7802 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
7804 * c-typeck.c (convert_for_assignment): Use
7805 vector_targets_convertible_p.
7806 * c-common.c (vector_targets_convertible_p): New.
7807 * c-common.h (vector_targets_convertible_p): New prototype.
7808 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
7809 opaque_p_V2SI_type_node.
7811 2008-07-01 Steve Ellcey <sje@cup.hp.com>
7813 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
7816 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
7818 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
7819 TFmode constants via two element DImode vector for hosts with
7820 HOST_BITS_PER_WIDE_INT < 64.
7821 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
7822 also for HOST_BITS_PER_WIDE_INT < 64.
7824 2008-07-01 Richard Guenther <rguenther@suse.de>
7826 PR tree-optimization/36666
7827 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
7828 (get_constraint_exp_from_ssa_var): Split into ...
7829 (get_constraint_exp_for_temp): ... this ...
7830 (get_constraint_for_ssa_var): ... and that.
7831 Return constraint expressions for all touched sub-fields
7832 if the results address is not taken.
7833 (process_constraint): Remove assertion that aggregate
7834 assignments do not happen at this place.
7835 (get_constraint_for_component_ref): Add address_p argument.
7836 Return constraint expressions for all touched sub-fields
7837 if the results address is not taken.
7838 (do_deref): Use get_constraint_exp_for_temp.
7839 (get_constraint_for_1): Rename from ...
7840 (get_constraint_for): ... this. Add the old function as wrapper.
7841 (do_structure_copy): Use get_constraint_for_1.
7843 2008-07-01 Martin Jambor <mjambor@suse.cz>
7845 * Makefile.in (tree-switch-conversion.o): Add.
7846 (OBJS-common): Add tree-swtch-conversion.o.
7847 * passes.c (init_optimization_passes): Add pass_convert_switch.
7848 * tree-pass.h: (pass_convert_switch): Add.
7849 * tree-switch-conversion.c: New file.
7850 * gcc.dg/tree-ssa/cswtch.c: New testcase.
7851 * common.opt (ftree-cswtch): New option.
7852 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
7853 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
7854 * opts.c (decode_options): Set flag_tree_switch_conversion when
7855 optimization level is >= 2.
7856 * doc/invoke.texi (Optimize Options): Added description of
7857 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
7859 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7861 * config/darwin-driver.c (darwin_default_min_version): Fix
7862 -Wc++-compat warnings.
7864 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
7866 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
7869 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7871 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
7873 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7875 PR rtl-optimization/34744
7876 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
7877 (df_scan_free_internal): Free data structures not
7878 allocated in storage pools.
7879 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
7880 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
7881 df_scan_free_mws_vec.
7882 * dse.c (dse_step6): Free offset_map_p and offset_map_n
7885 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
7887 * config/i386/i386.c (contains_aligned_value_p): Return true
7889 (ix86_function_arg_boundary): Return its natural boundary
7891 (return_in_memory_32): Don't check TDmode.
7892 (ix86_split_to_parts): Support splitting into 4 parts and
7893 support TFmode for 32bit target.
7894 (ix86_split_long_move): Support splitting into 4 parts.
7895 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
7897 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
7898 (ix86_init_builtins): Here.
7899 (ix86_scalar_mode_supported_p): Always return true for TFmode.
7900 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
7901 'q' and 'w', respectively.
7903 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
7905 (movtf_internal): Likewise.
7906 (<code>tf2): Likewise.
7907 (*absnegtf2_sse): Likewise.
7908 (copysign<mode>3): Likewise.
7909 (copysign<mode>3_const): Likewise.
7910 (copysign<mode>3_var): Likewise.
7911 (define_split UNSPEC_COPYSIGN): Likewise.
7912 * config/i386/sse.md (*nandtf3): Likewise.
7913 (<code>tf3): Likewise.
7914 (*<code>tf3): Likewise.
7916 2008-06-30 Joey Ye <joey.ye@intel.com>
7917 H.J. Lu <hongjiu.lu@intel.com>
7919 * global.c (compute_regsets): Set frame_pointer_needed here.
7920 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
7922 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7924 * doc/install.texi (specific): Expand Windows build notes.
7926 2008-06-30 Ira Rosen <irar@il.ibm.com>
7928 PR tree-optimization/36648
7929 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
7930 number of prolog iterations by step. Fix the comment.
7932 2008-06-30 Richard Guenther <rguenther@suse.de>
7935 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
7936 handle calls from ECF_MALLOC functions.
7937 (handle_pure_call): ECF_MALLOC functions do not return
7939 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
7941 2008-06-29 Andreas Schwab <schwab@suse.de>
7943 * config/m68k/m68k.c (print_operand): Always print a float
7945 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
7946 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
7949 * config/rs6000/x-linux64: Remove never used file.
7951 2008-06-29 Richard Guenther <rguenther@suse.de>
7953 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
7955 (struct alias_info): Move ...
7956 * tree-ssa-alias.c: ... here.
7957 (update_alias_info): Declare.
7958 (compute_may_aliases): Call it.
7959 (update_alias_info): New function.
7960 * tree-ssa-structalias.c (update_alias_info): Move ...
7961 * tree-ssa-alias.c (update_alias_info_1): ... here.
7962 * tree-ssa-structalias.c (process_constraint_1): Remove
7963 unused from_call argument. Rename to ...
7964 (process_constraint): ... this. Delete old wrapper.
7965 (make_constraint_to): Adjust callers.
7966 (handle_const_call): Likewise.
7967 (handle_pure_call): Likewise.
7968 (init_base_vars): Likewise.
7969 (handle_lhs_call): Likewise. Remove unnecessary constraint.
7970 (find_func_aliases): We don't need structure copies for
7972 (make_constraint_from_anything): Remove.
7973 (create_variable_info_for): For globals make constraints
7974 from escaped, not from anything.
7975 (compute_points_to_sets): Do not call update_alias_info.
7976 (ipa_pta_execute): Use make_constraint_from.
7978 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7980 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
7981 (bitmap.o-warn, dominance.o-warn): New.
7982 * configure.ac (cxx_compat_warn): Delete.
7983 (loose_warn): Add -Wcast-qual and -Wc++-compat.
7984 * system.h: Remove #pragma diagnostic for -Wcast-qual and
7986 * configure: Regenerate.
7988 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
7991 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7993 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
7994 * df-scan.c (df_notes_rescan): Likewise.
7995 * ggc-page.c (set_page_table_entry): Likewise.
7996 * intl.c (gcc_gettext_width): Likewise.
7997 * varasm.c (get_unnamed_section, get_noswitch_section,
7998 get_section): Likewise.
8000 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
8002 * regrename.c (build_def_use): Don't copy RTX.
8004 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
8006 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
8007 (Type Attributes): Fix nesting of @table and @subsection. Adjust
8008 punctuation. Use @ref instead of @xref.
8009 (Function Names): Remove stray @display/@end display.
8010 (C++ Attributes): Use @ref instead of @xref.
8011 (Deprecated Features): Fix punctuation around @xref.
8012 (Backwards Compatibility): Likewise.
8013 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
8015 2008-06-28 Joseph Myers <joseph@codesourcery.com>
8017 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
8018 constants for E500 double.
8020 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8022 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
8023 element type of const_vector.
8025 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
8027 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
8028 Remove FLAGS_REG clobber from expander pattern.
8029 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
8030 (anddi3, andsi3, andhi3, andqi3): Ditto.
8031 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
8032 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
8033 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
8034 (ashlsi3, ashlhi3, ashlqi3): Ditto.
8035 (ashrsi3, ashrhi3, ashrqi3): Ditto.
8036 (lshrsi3, lshrhi3, lshrqi3): Ditto.
8037 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
8038 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
8040 2008-06-28 Richard Guenther <rguenther@suse.de>
8042 * tree-ssa-structalias.c (callused_id, var_callused,
8043 callused_tree): Add.
8044 (handle_pure_call): New function.
8045 (find_func_aliases): Call it.
8046 (find_what_p_points_to): Handle the call-used set.
8047 (clobber_what_escaped): Likewise.
8048 (compute_call_used_vars): New function.
8049 (init_base_vars): Init the call-used variable.
8050 (do_sd_constraint): Do not propagate the solution from CALLUSED
8051 but use CALLUSED as a placeholder.
8052 (solve_graph): Likewise.
8053 * tree-flow-inline.h (gimple_call_used_vars): New function.
8054 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
8055 (compute_call_used_vars): Declare.
8056 * tree-ssa-alias.c (set_initial_properties): Call
8057 compute_call_used_vars.
8058 (reset_alias_info): Clear call-used variables.
8059 (add_call_clobber_ops): Assert we are not called for const/pure
8060 functions. Remove handling of them.
8061 (add_call_read_ops): Handle pure functions by adding the
8062 call-used set of variables as VUSEs.
8063 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
8064 (delete_tree_ssa): Free it.
8065 * tree-dfa.c (remove_referenced_var): Clear the var from the
8068 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
8070 * tree.c (build_varargs_function_type_list): New.
8071 (build_function_type_list_1): New.
8072 (build_function_type_list): Use build_function_type_list_1.
8073 * tree.h (build_varargs_function_type_list): New.
8075 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8078 * config/spu/spu.c (spu_builtin_splats): Do not generate
8079 invalid CONST_VECTOR expressions.
8080 (spu_expand_vector_init): Likewise.
8082 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
8084 * optabs.c (libfunc_decls): New variable.
8085 (libfunc_decl_hash, libfunc_decl_eq): New functions.
8086 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
8087 for the same function twice.
8089 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
8091 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
8092 ix86_expand_binary_operator directly.
8093 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
8095 (*ashrti3_1): Ditto.
8096 (*lshrti3_1): Ditto.
8097 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
8098 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
8099 using only one splitter. Conditionaly execute splitter before or
8100 after peephole2 pass.
8101 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
8102 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
8103 Use only one alternative in asm template.
8104 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
8106 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
8107 "J" operand constraint for operand 2.
8108 (*ashldi3_cconly_rex64): Ditto.
8109 (*ashrdi3_cmp_rex64): Ditto.
8110 (*ashrdi3_cconly_rex64): Ditto.
8111 (*lshrdi3_cmp_rex64): Ditto.
8112 (*lshrdi3_cconly_rex64): Ditto.
8113 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
8114 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
8115 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
8118 2008-06-27 Jakub Jelinek <jakub@redhat.com>
8120 * gimplify.c (omp_is_private): Don't return true if decl is not
8121 already private on #pragma omp for or #pragma omp parallel for.
8124 * tree-cfg.c (struct move_stmt_d): Replace block field with
8125 orig_block and new_block fields.
8126 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
8127 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
8128 (move_block_to_fn): Replace vars_map and new_label_map arguments
8129 with struct move_stmt_d pointer.
8130 (replace_block_vars_by_duplicates): New function.
8131 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
8132 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
8133 all subblocks of ORIG_BLOCK to the new function. Call
8134 replace_block_vars_by_duplicates.
8135 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
8136 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
8137 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
8138 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
8139 (expand_omp): Temporarily set input_location to the location of
8140 region's controlling stmt.
8141 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
8142 BIND_EXPR, push ctx->block_vars and gimplification vars into
8143 the BIND_EXPR and its block's BLOCK_VARS instead of directly
8145 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
8146 there are any BLOCK_VARS.
8147 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
8148 OMP_PARALLEL or OMP_TASK stmt.
8149 (lower_omp): Save and restore input_location around the lower_omp_1
8152 2008-06-27 Richard Guenther <rguenther@suse.de>
8154 PR tree-optimization/36400
8155 PR tree-optimization/36373
8156 PR tree-optimization/36344
8157 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
8158 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
8159 (update_alias_info): Remove call clobbering code.
8160 (make_constraint_to): New helper function.
8161 (make_escape_constraint): Likewise.
8162 (handle_rhs_call): Use it on all pointer containing arguments.
8163 Also mark the static chain escaped.
8164 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
8165 instead of ANYTHING.
8166 (make_constraint_from): New helper split out from ...
8167 (make_constraint_from_anything): ... here.
8168 (find_func_aliases): Add constraints for escape sites.
8169 (intra_create_variable_infos): Make constraints from NONLOCAL
8171 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
8173 (clobber_what_p_points_to): Remove.
8174 (clobber_what_escaped): New function.
8175 (init_base_vars): Init NONLOCAL and ESCAPED.
8176 (do_sd_constraint): Do not propagate the solution from ESCAPED
8177 but use ESCAPED as a placeholder.
8178 (solve_graph): Likewise.
8179 * tree-flow.h (clobber_what_p_points_to): Remove.
8180 (clobber_what_escaped): Declare.
8181 * tree-ssa-alias.c (set_initial_properties): Call it.
8182 Remove code clobbering escaped pointers.
8184 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8186 * function.c (allocate_struct_function): Only allocate a unique
8187 funcdef_no if the decl is nonzero.
8189 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8191 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
8192 * config/mips/mips.c (mips_split_const_insns): New function.
8193 * config/mips/mips.md (move_type): New attribute.
8194 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
8195 (dword_mode): New attribute.
8196 (type): Avoid long line. Map "move_type"s to "type"s,
8197 choosing "multi" for doubleword moves if appropriate.
8198 Swap MTC/MFC comments to match their declaration order.
8199 (extended_mips16): Default to "yes" if "move_type" is "sll0",
8200 "type" is "branch" or "jal" is "direct".
8201 (length): Handle "extended_mips16" first. Make the default
8202 "0" for "ghost" instructions. Set the length from "move_type".
8203 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
8204 of "type", with "sll0" for the register alternative. Remove the
8205 "extended_mips16" attribute.
8206 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
8207 of "type", with "shift_shift" for the register alternative.
8208 Remove the "length" attribute.
8209 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
8210 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
8211 of "type", with "andi" for the register alternative.
8212 (*zero_extendqihi2): Likewise.
8213 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
8214 of "andi" instead of a "type" of "arith".
8215 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
8217 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
8218 (mov_<store>r, *mov<mode>_ra): Likewise.
8219 (extendsidi2): Use "move_type" instead of "type", with "move"
8220 for the register alternative.
8221 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
8222 of "type", with "signext" for the register alternative.
8223 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
8224 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
8225 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
8226 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
8227 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
8228 (unnamed branch insn): Likewise.
8229 (*movdi_gp32_fp64): Fold into...
8230 (*movdi_32bit): ...here.
8231 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
8232 (*movdf_hardfloat): ...this new pattern.
8233 (*movdf_softfloat): Remove redundant FPR alternatives.
8234 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
8235 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
8236 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
8237 the "move" attribute.
8238 (*movdi_32bit): Use "move_type" instead of "type" and remove the
8239 "length" attribute. Use "fpload" and "fpstore" instead of "load"
8240 and "store" for COP loads and stores.
8241 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
8242 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
8243 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
8244 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
8245 (*movtf_mips16, *movv2sf): Likewise.
8246 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
8247 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
8248 (mfhc1<mode>): Use "move_type" instead of "move".
8249 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
8250 (loadgp_blockage): Remove the "length" attribute.
8251 (blockage, set_got_version, update_got_version): Likewise.
8252 (call_internal): Remove the "extended_mips16" attribute.
8253 (call_value_internal, call_value_multiple_internal): Likewise.
8254 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
8256 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
8257 the "length" attribute.
8259 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8261 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
8262 -Wcast-qual warnings.
8263 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
8264 handle_pragma_pop_macro): Likewise.
8265 * collect2.c (resolve_lib_name): Likewise.
8266 * config/arc/arc.c (arc_init): Likewise.
8267 * config/arm/arm.c (neon_builtin_compare,
8268 locate_neon_builtin_icode): Likewise.
8269 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
8270 * config/bfin/bfin.c (bfin_init_machine_status,
8271 bfin_optimize_loop): Likewise.
8272 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
8273 * config/cris/cris.c (cris_init_expanders): Likewise.
8274 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
8275 * config/darwin.c (machopic_indirection_eq,
8276 machopic_indirection_name, machopic_output_indirection): Likewise.
8277 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
8278 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
8279 frv_optimize_membar): Likewise.
8280 * config/i386/cygwin.h (mingw_scan,
8281 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
8282 * config/i386/cygwin1.c (mingw_scan): Likewise.
8283 * config/i386/i386.c (machopic_output_stub): Likewise.
8284 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
8285 i386_pe_unique_section): Likewise.
8286 * config/ia64/ia64.c (ia64_init_machine_status,
8287 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
8289 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
8290 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
8291 * config/m68k/m68k.c (m68k_handle_option,
8292 m68k_sched_md_init_global): Likewise.
8293 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
8294 mcore_unique_section): Likewise.
8295 * config/mips/mips.c (mips_block_move_straight,
8296 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
8298 * config/mmix/mmix.c (mmix_init_machine_status,
8299 mmix_encode_section_info): Likewise.
8300 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
8301 * config/rs6000/rs6000.c (rs6000_init_machine_status,
8302 print_operand_address, output_toc, redefine_groups,
8303 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
8304 * config/s390/s390.c (s390_init_machine_status): Likewise.
8305 * config/score/score.c (score_block_move_straight,
8306 score_block_move_loop_body): Likewise.
8307 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
8308 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
8309 * emit-rtl.c (find_auto_inc): Likewise.
8310 * gcc.c (translate_options, process_command): Likewise.
8311 * reorg.c (dbr_schedule): Likewise.
8312 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
8313 * xcoffout.c (xcoffout_declare_function): Likewise.
8315 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
8317 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
8318 ipa-pta working again.
8320 2008-06-27 David Edelsohn <edelsohn@gnu.org>
8322 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
8325 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
8327 * config.gcc (powerpc*-*-*): Add new core e500mc.
8328 * config/rs6000/e500mc.md: New file.
8329 * config/rs6000/rs6000.c (processor_costs): Add new costs for
8331 (rs6000_override_options): Add e500mc case to
8332 processor_target_table. Altivec and Spe options not allowed
8333 with e500mc. Add isel instruction to e500mc by
8334 default. Initialize rs6000_cost for e500mc.
8335 (rs6000_issue_rate): Set issue rate for e500mc.
8336 * config/rs6000/rs6000.h (processor_type): Add
8337 PROCESSOR_PPCE500MC.
8338 (ASM_CPU_SPEC): Add e500mc.
8339 Set TARGET_ISEL to rs6000_isel.
8340 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
8341 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
8342 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
8344 * doc/invoke.texi: Add e500mc to list of cpus.
8346 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8349 * c-lex.c (lex_charconst): Initialize unsignedp.
8351 2008-06-27 Olivier Hainque <hainque@adacore.com>
8353 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
8354 documented assumptions.
8356 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
8358 * dwarf2out.c: Remove trailing white spaces. Break long line
8361 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
8363 * libfuncs.h (LTI_synchronize): New libfunc_index.
8364 (synchronize_libfunc): Declare.
8365 * builtins.c (expand_builtin_synchronize): Consider using
8366 synchronize_libfunc before falling back on an asm blockage.
8367 * config/mips/mips.c: Include libfuncs.h
8368 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
8370 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
8372 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
8373 parameter. Copy stack_reg to r11 where appropriate.
8374 (no_global_regs_above): Add gpr parameter.
8375 (rs6000_stack_info): Only add padding for SPE save area if we
8376 are saving SPE GPRs and CR.
8377 (saveres_routine_syms): New variable.
8378 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
8380 (rs6000_savres_routine_sym): New function.
8381 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
8383 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
8384 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
8385 Tweak FPR out-of-line saving.
8386 (rs6000_make_savres_rtx): New function.
8387 (rs6000_use_multiple_p): New function.
8388 (rs6000_savres_strategy): New function.
8389 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
8390 out-of-line if appropriate.
8391 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
8392 if we are optimizing for size.
8393 (GP_SAVE_INLINE): Define.
8394 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
8395 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
8396 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
8397 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
8398 (*save_fpregs_<mode>): Add use of r11.
8399 (*restore_gpregs_<mode>): New insn.
8400 (*return_and_restore_gpregs_<mode>): New insn.
8401 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
8403 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
8404 (*restore_gpregs_spe): New insn.
8405 (*return_and_restore_gpregs_spe): New insn.
8406 * config/rs6000/predicates.md (save_world_operation): Fix check.
8408 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8410 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
8411 this point, so assert that.
8413 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8415 * cfganal.c: Include vec.h and vecprim.h.
8416 (compute_idf): Import from...
8417 * tree-into-ssa (compute_idf): ...here.
8418 * basic-block.h (compute_idf): Export.
8420 2008-06-26 Joseph Myers <joseph@codesourcery.com>
8422 * c-decl.c (merge_decls): Use !current_function_decl to check for
8423 extern declaration of C99 inline function being at file scope.
8425 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
8427 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
8429 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8431 * alias.c (record_alias_subset, init_alias_analysis): Fix
8432 -Wc++-compat and/or -Wcast-qual warnings.
8433 * attribs.c (lookup_attribute_spec): Likewise.
8434 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
8435 copy_bb, connect_traces,
8436 find_rarely_executed_basic_blocks_and_cr): Likewise.
8437 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
8438 note_btr_set, migrate_btr_defs): Likewise.
8439 * builtins.c (result_vector, expand_builtin_memcpy,
8440 expand_builtin_mempcpy_args, expand_builtin_strncpy,
8441 builtin_memset_read_str, expand_builtin_printf,
8442 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
8444 * caller-save.c (mark_set_regs): Likewise.
8445 * calls.c (expand_call, emit_library_call_value_1): Likewise.
8446 * cgraph.c (cgraph_edge): Likewise.
8447 * combine.c (likely_spilled_retval_1): Likewise.
8448 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
8449 htab_counts_entry_del, get_coverage_counts): Likewise.
8450 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
8451 new_cselib_val): Likewise.
8452 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
8453 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
8455 * df-core.c (df_compact_blocks): Likewise.
8456 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
8457 * df-scan.c (df_grow_reg_info, df_ref_create,
8458 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
8459 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
8460 df_record_entry_block_defs, df_record_exit_block_uses,
8461 df_bb_verify): Likewise.
8462 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
8463 DF_REF_EXTRACT_MODE_CONST): New.
8464 * dominance.c (get_immediate_dominator, get_dominated_by,
8465 nearest_common_dominator, root_of_dom_tree,
8466 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
8467 -Wc++-compat and/or -Wcast-qual warnings.
8468 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
8469 record_store, replace_read, check_mem_read_rtx, scan_insn,
8470 dse_step1, dse_record_singleton_alias_set): Likewise.
8471 * dwarf2asm.c (dw2_force_const_mem): Likewise.
8473 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8475 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
8476 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
8477 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
8478 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
8479 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
8480 add_ranges_num, add_ranges_by_labels, file_info_cmp,
8481 file_name_acquire, output_file_names, add_const_value_attribute,
8482 premark_used_types_helper, file_table_eq, file_table_hash,
8483 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
8484 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
8485 -Wcast-qual warnings.
8486 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
8487 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
8488 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
8489 gen_reg_rtx, start_sequence, init_emit): Likewise.
8490 * et-forest.c (et_new_occ, et_new_tree): Likewise.
8491 * except.c (init_eh_for_function, gen_eh_region,
8492 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
8493 arh_to_landing_pad, arh_to_label, add_action_record,
8494 add_call_site, switch_to_exception_section): Likewise.
8495 * expmed.c (synth_mult): Likewise.
8496 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
8497 store_expr): Likewise.
8498 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
8500 * function.c (assign_stack_temp_for_type,
8501 allocate_struct_function, match_asm_constraints_1): Likewise.
8502 * gcov-io.c (gcov_allocate): Likewise.
8503 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
8504 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
8505 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
8506 record_one_set, insert_expr_in_table, insert_set_in_table,
8507 dump_hash_table, compute_hash_table_work, alloc_hash_table,
8508 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
8509 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
8510 -Wcast-qual warnings.
8512 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8514 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
8515 -Wcast-qual warnings.
8516 * gcc.c (process_command): Likewise.
8517 * genattrtab.c (oballoc): Use XOBNEW.
8518 (oballocvec): Define.
8519 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
8520 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
8521 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
8522 -Wc++-compat and/or -Wcast-qual warnings.
8523 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
8524 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
8525 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
8526 gen_presence_absence_set, gen_automaton, gen_regexp_el,
8527 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
8528 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
8529 add_excls, process_presence_absence_names,
8530 process_presence_absence_patterns, add_presence_absence,
8531 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
8532 get_free_state, add_arc, get_free_automata_list_el,
8533 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
8534 transform_3, cache_presence, create_ainsns, create_automata,
8535 create_state_ainsn_table, dfa_insn_code_enlarge,
8536 output_trans_func, output_min_issue_delay_func,
8537 output_dead_lock_func, output_reset_func,
8538 output_get_cpu_unit_code_func, output_dfa_start_func,
8539 expand_automata): Likewise.
8540 * genextract.c (gen_insn): Likewise.
8541 * gengtype-lex.l: Likewise.
8542 * gengtype.c (read_input_list, adjust_field_type,
8543 process_gc_options): Likewise.
8544 * genoutput.c (note_constraint): Likewise.
8545 * genpreds.c (mangle, add_constraint): Likewise.
8546 * genrecog.c (process_define_predicate, new_decision,
8547 add_to_sequence): Likewise.
8548 * gensupport.c (record_insn_name): Likewise.
8550 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8552 * config/i386/driver-i386.c (detect_caches_amd,
8553 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
8554 and/or -Wcast-qual warnings.
8555 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
8556 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
8557 gt_pch_save): Likewise.
8558 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
8559 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
8560 * global.c (compute_regsets): Likewise.
8561 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
8562 finish_graph_dump_file): Likewise.
8563 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
8564 unlink_bb_notes): Likewise.
8565 * integrate.c (get_hard_reg_initial_val): Likewise.
8566 * ipa-prop.c (ipa_push_func_to_list): Likewise.
8567 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
8568 * local-alloc.c (update_equiv_regs): Likewise.
8569 * loop-invariant.c (check_invariant_table_size,
8570 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
8572 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
8573 altered_reg_used, mark_altered): Likewise.
8574 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
8575 insert_var_expansion_initialization,
8576 combine_var_copies_in_loop_exit, apply_opt_in_copies,
8577 release_var_copies): Likewise.
8578 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
8579 analyze_matrix_decl, add_allocation_site, analyze_transpose,
8580 analyze_accesses_for_phi_node, check_var_notmodified_p,
8581 check_allocation_function, find_sites_in_func,
8582 record_all_accesses_in_func, transform_access_sites,
8583 transform_allocation_sites): Likewise.
8584 * omp-low.c (new_omp_region, create_omp_child_function_name,
8585 check_omp_nesting_restrictions, check_combined_parallel,
8586 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
8587 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
8588 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
8589 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
8591 * opts-common.c (prune_options): Likewise.
8592 * opts.c (add_input_filename, print_filtered_help,
8593 get_option_state): Likewise.
8594 * params.c (add_params): Likewise.
8595 * passes.c (set_pass_for_id, next_pass_1,
8596 do_per_function_toporder, pass_fini_dump_file): Likewise.
8597 * postreload.c (reload_cse_simplify_operands): Likewise.
8598 * predict.c (tree_predicted_by_p, tree_predict_edge,
8599 clear_bb_predictions, combine_predictions_for_bb): Likewise.
8601 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8603 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
8605 * recog.c (check_asm_operands, validate_change_1): Likewise.
8606 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
8607 subst_asm_stack_regs): Likewise.
8608 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
8609 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
8610 * regmove.c (reg_is_remote_constant_p): Likewise.
8611 * regrename.c (regrename_optimize, scan_rtx_reg,
8612 kill_clobbered_value, kill_set_value, kill_autoinc_value):
8614 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
8615 regstat_compute_calls_crossed): Likewise.
8616 * reload1.c (init_reload, new_insn_chain,
8617 has_nonexceptional_receiver, reload, copy_reloads,
8618 calculate_needs_all_insns, init_elim_table): Likewise.
8619 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
8620 * rtl.c (shallow_copy_rtx_stat): Likewise.
8621 * rtlanal.c (parms_set): Likewise.
8622 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
8623 sbitmap_resize, sbitmap_vector_alloc): Likewise.
8624 * sched-ebb.c (earliest_block_with_similiar_load,
8625 add_deps_for_risky_insns): Likewise.
8626 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
8627 schedule_region): Likewise.
8628 * see.c (eq_descriptor_pre_extension,
8629 hash_descriptor_pre_extension, hash_del_pre_extension,
8630 eq_descriptor_properties, hash_descriptor_properties,
8631 hash_del_properties, see_seek_pre_extension_expr,
8632 see_initialize_data_structures, see_print_register_properties,
8633 see_print_pre_extension_expr, see_delete_merged_def_extension,
8634 see_delete_unmerged_def_extension, see_emit_use_extension,
8635 see_pre_delete_extension, see_map_extension, see_commit_changes,
8636 see_analyze_merged_def_local_prop,
8637 see_analyze_merged_def_local_prop,
8638 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
8639 see_set_prop_merged_def, see_set_prop_unmerged_def,
8640 see_set_prop_unmerged_use, see_print_one_extension,
8641 see_merge_one_use_extension, see_merge_one_def_extension,
8642 see_store_reference_and_extension, see_update_uses_relevancy,
8643 see_update_defs_relevancy): Likewise.
8644 * statistics.c (hash_statistics_hash, hash_statistics_eq,
8645 hash_statistics_free, curr_statistics_hash): Likewise.
8646 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
8647 expand_asm_operands, expand_return, case_bit_test_cmp,
8648 expand_case): Likewise.
8649 * stor-layout.c (start_record_layout): Likewise.
8650 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
8651 gt_pch_save_stringpool): Likewise.
8652 * tree-data-ref.c (hash_stmt_vertex_info,
8653 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
8654 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
8656 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
8659 * config/i386/i386.md : Change constraints of HImode and QImode
8660 immediate operands from "i" to "n". Change SImode "ni" constraint to
8661 "i" and SImode "rmi" constraint to "g". Remove all constraints
8662 from const0_operand and const1_operand predicated operands.
8663 (i): Change QImode and HImode attribute from "i" to "n".
8664 (*subqi_2): Change HImode operands to QImode.
8667 2008-06-25 Olivier Hainque <hainque@adacore.com>
8669 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
8672 2008-06-25 Richard Guenther <rguenther@suse.de>
8674 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
8675 not overflow the result type.
8677 2008-06-25 Richard Guenther <rguenther@suse.de>
8679 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
8680 (vn_lookup): Likewise.
8682 2008-06-25 Richard Guenther <rguenther@suse.de>
8684 PR tree-optimization/35518
8685 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
8686 * tree-sra.c (instantiate_element): Use fold_build3 to build
8688 (try_instantiate_multiple_fields): Likewise.
8690 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8692 * config/rs6000/rs6000.md: Change all string instruction's clobber to
8695 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8697 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
8698 use_backchain_to_restore_sp to true
8699 if the offset of the link register save area would go over the 32k - 1
8700 offset limit of the load
8703 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
8705 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
8706 anchor for the type-punning blurb. Cross-reference "Structures
8707 unions enumerations and bit-fields implementation". Provide a
8708 cast-through-pointer example. Make final sentence self-contained.
8709 * doc/implement-c.texi (Structures unions enumerations and
8710 bit-fields implementation): Cross-reference the type-punning blurb
8711 in the -fstrict-aliasing documentation.
8713 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8716 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
8717 the memory instead of the memory itself for the save area.
8719 2008-06-24 Olivier Hainque <hainque@adacore.com>
8720 Nicolas Roche <roche@adacore.com>
8722 * gengtype.c (srcdir_len): size_t instead of int.
8723 (get_file_realbasename): New function. For F a filename, the real
8724 basename of F, with all the path components stripped.
8725 (get_file_srcdir_relative_path): New function. For F a filename, the
8726 relative path to F from $(srcdir).
8727 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
8728 get_file_realbasename. Adjust the head comment.
8729 (get_prefix_langdir_index): New function. For F a filename, return the
8730 lang_dir_names[] relative index of the language directory that is
8732 (get_file_langdir): For F a filename, return the name of the language
8733 directory where F is located.
8734 (get_file_gtfilename): New function. The gt- output file name for an
8736 (get_output_file_with_visibility): Replace in-line computations with
8737 uses of get_file_gtfilename and get_prefix_langdir_index.
8738 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
8740 2008-06-24 Jakub Jelinek <jakub@redhat.com>
8742 PR tree-optimization/36504
8743 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
8744 references without base address.
8746 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
8749 * calls.c (expand_call): Increase alignment for recursive functions.
8751 2008-06-23 Anatoly Sokolov <aesok@post.ru>
8753 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
8754 (TARGET_FUNCTION_VALUE): New define.
8755 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
8756 * config/avr/avr.h (FUNCTION_VALUE): Remove.
8758 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
8760 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
8761 (fmod<mode>3): Ditto.
8762 (remainderxf3): Ditto.
8763 (remainder<mode>3): Ditto.
8765 2008-06-23 Jakub Jelinek <jakub@redhat.com>
8768 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
8769 REG is a hard register.
8771 PR tree-optimization/36508
8772 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
8773 499, don't check it at all in release compilers.
8775 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
8777 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
8778 together with SSE_TARGET_MATH to disable insn pattern.
8779 (*fop_<MODEF:mode>_2_i387): Ditto.
8780 (*fop_<MODEF:mode>_3_i387): Ditto.
8782 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
8784 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
8786 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8789 * gimplify.c (gimplify_asm_expr): Check the return code of
8790 parse_output_constraint call, set function return and is_inout
8793 2008-06-22 Ian Lance Taylor <iant@google.com>
8795 * c-lex.c (narrowest_unsigned_type): Change itk to int.
8796 (narrowest_signed_type): Likewise.
8797 * c-typeck.c (c_common_type): Change local variable mclass to enum
8799 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
8800 tcc_comparison, not the tree code itself.
8801 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
8802 (c_expand_expr): Cast modifier to enum expand_modifier.
8803 * c-common.h (C_RID_CODE): Add casts.
8804 (C_SET_RID_CODE): Define.
8805 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
8806 (c_lex_one_token): Add cast to avoid warning.
8807 (c_parser_objc_type_name): Rename local typename to type_name.
8808 (check_no_duplicate_clause): Change code parameter to enum
8810 (c_parser_omp_var_list_parens): Change kind parameter to enum
8812 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
8813 c_parser_omp_list_var_parens.
8814 (c_parser_omp_threadprivate): Likewise.
8815 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
8816 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
8817 * c-format.c (NO_FMT): Define.
8818 (printf_length_specs): Use NO_FMT.
8819 (asm_fprintf_length_specs): Likewise.
8820 (gcc_diag_length_specs): Likewise.
8821 (scanf_length_specs): Likewise.
8822 (strfmon_length_specs): Likewise.
8823 (gcc_gfc_length_specs): Likewise.
8824 (printf_flag_specs): Change 0 to STD_C89.
8825 (asm_fprintf_flag_specs): Likewise.
8826 (gcc_diag_flag_specs): Likewise.
8827 (gcc_cxxdiag_flag_specs): Likewise.
8828 (scanf_flag_specs): Likewise.
8829 (strftime_flag_specs): Likewise.
8830 (strfmon_flag_specs): Likewise.
8831 (print_char_table): Likewise.
8832 (asm_fprintf_char_table): Likewise.
8833 (gcc_diag_char_table): Likewise.
8834 (gcc_tdiag_char_table): Likewise.
8835 (gcc_cdiag_char_table): Likewise.
8836 (gcc_cxxdiag_char_table): Likewise.
8837 (gcc_gfc_char_table): Likewise.
8838 (scan_char_table): Likewise.
8839 (time_char_table): Likewis.
8840 (monetary_char_table): Likewise.
8841 * c-format.h (BADLEN): Likewise.
8843 2008-06-21 Ian Lance Taylor <iant@google.com>
8845 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
8846 Define END_OF_BASE_TREE_CODES around inclusion.
8847 * tree.c (tree_code_type): New global array.
8848 (tree_code_length, tree_code_name): Likewise.
8849 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
8851 (all-tree.def, s-alltree): New targets.
8852 (gencheck.h, s-gencheck): Remove.
8853 (tree.o): Depend upon all-tree.def.
8854 (build/gencheck.o): Remove gencheck.h dependency.
8855 (mostlyclean): Don't remove gencheck.h.
8856 * c-common.h (enum c_tree_code): Remove.
8857 * c-lang.c (tree_code_type): Remove.
8858 (tree_code_length, tree_code_name): Remove.
8859 * gencheck.c (tree_codes): Include all-tree.def, rather than
8860 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
8862 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
8864 * cp/cp-tree.h (enum cplus_tree_code): Remove.
8865 (operator_name_info): Size to MAX_TREE_CODES.
8866 (assignment_operator_name_info): Likewise.
8867 * cp/cp-lang.c (tree_code_type): Remove.
8868 (tree_code_length, tree_code_name): Remove.
8869 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
8870 (assignment_operator_name_info): Likewise.
8871 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
8873 * cp/mangle.c (write_expression): Likewise.
8874 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
8875 * fortran/f95-lang.c (tree_code_type): Remove.
8876 (tree_code_length, tree_code_name): Remove.
8877 * java/java-tree.h (enum java_tree_code): Remove.
8878 * java/lang.c (tree_code_type): Remove.
8879 (tree_code_length, tree_code_name): Remove.
8880 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
8881 * objc/objc-act.h (enum objc_tree_code): Remove.
8882 * objc/objc-lang.c (tree_code_type): Remove.
8883 (tree_code_length, tree_code_name): Remove.
8884 * objcp/objcp-lang.c (tree_code_type): Remove.
8885 (tree_code_length, tree_code_name): Remove.
8886 * ada/ada-tree.h (enum gnat_tree_code): Remove.
8887 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
8888 * ada/misc.c (tree_code_type): Remove.
8889 (tree_code_length, tree_code_name): Remove.
8891 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
8893 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
8894 the grand_bitmap_obstack.
8896 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8898 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
8899 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
8900 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
8901 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
8902 move_stmt_r, new_label_mapper): Likewise.
8903 * tree-complex.c (cvc_lookup): Likewise.
8904 * tree-dfa.c (create_function_ann): Likewise.
8905 * tree-dump.c (dump_register): Likewise.
8906 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
8907 find_phi_replacement_condition): Likewise.
8908 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
8909 tree_function_versioning): Likewise.
8910 * tree-into-ssa.c (cmp_dfsnum): Likewise.
8911 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
8912 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
8913 get_nonlocal_debug_decl, convert_nonlocal_reference,
8914 convert_nonlocal_omp_clauses, get_local_debug_decl,
8915 convert_local_reference, convert_local_omp_clauses,
8916 convert_nl_goto_reference, convert_nl_goto_receiver,
8917 convert_tramp_reference, convert_call_expr): Likewise.
8918 * tree-outof-ssa.c (contains_tree_r): Likewise.
8919 * tree-parloops.c (reduction_phi, initialize_reductions,
8920 eliminate_local_variables_1, add_field_for_reduction,
8921 add_field_for_name, create_phi_for_local_result,
8922 create_call_for_reduction_1, create_loads_for_reductions,
8923 create_stores_for_reduction, create_loads_and_stores_for_name):
8925 * tree-phinodes.c (allocate_phi_node): Likewise.
8926 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
8927 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
8928 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
8929 * tree-ssa-coalesce.c (compare_pairs): Likewise.
8930 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
8931 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
8932 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
8933 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
8934 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
8935 vn_nary_op_insert): Likewise.
8936 * tree-ssa.c (redirect_edge_var_map_add,
8937 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
8938 * tree-vectorizer.c (vectorize_loops): Likewise.
8939 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
8940 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
8941 tree_cons_stat, build1_stat, build_variant_type_copy,
8942 decl_init_priority_lookup, decl_fini_priority_lookup,
8943 decl_priority_info, decl_restrict_base_lookup,
8944 decl_restrict_base_insert, decl_debug_expr_lookup,
8945 decl_debug_expr_insert, decl_value_expr_lookup,
8946 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
8947 type_hash_add, get_file_function_name, tree_check_failed,
8948 tree_not_check_failed, tree_range_check_failed,
8949 omp_clause_range_check_failed, build_omp_clause,
8950 build_vl_exp_stat): Likewise.
8951 * value-prof.c (gimple_histogram_value,
8952 gimple_duplicate_stmt_histograms): Likewise.
8953 * var-tracking.c (attrs_list_insert, attrs_list_copy,
8954 unshare_variable, variable_union_info_cmp_pos, variable_union,
8955 dataflow_set_different_1, dataflow_set_different_2,
8956 vt_find_locations, variable_was_changed, set_variable_part,
8957 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
8958 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
8959 section_entry_hash, object_block_entry_eq,
8960 object_block_entry_hash, create_block_symbol,
8961 initialize_cold_section_name, default_function_rodata_section,
8962 strip_reg_name, set_user_assembler_name, const_desc_eq,
8963 build_constant_desc, output_constant_def, lookup_constant_def,
8964 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
8965 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
8966 default_internal_label): Likewise.
8967 * varray.c (varray_init, varray_grow): Likewise.
8968 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
8970 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
8972 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
8973 operators for "test" insn. Macroize insn using SWI mode macro.
8974 (*jcc_fused_2): Ditto.
8975 (*jcc_fused_3): Macroize insn using SWI mode macro.
8976 (*jcc_fused_4): Ditto.
8978 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
8980 * tree-ssa-pre.c: Fix typo in comment.
8981 (init_antic, fini_antic): Add explicit funtions for
8982 initializing and deinitializing ANTIC and AVAIL sets.
8983 (create_expression_by_pieces): Fix typo in comment.
8984 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
8985 (execute_pre): Eventually dump details about ANTIC_IN.
8987 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8989 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
8990 * gcc.c (translate_options, init_spec, store_arg, read_specs,
8991 add_to_obstack, file_at_path, find_a_file, execute,
8992 add_preprocessor_option, add_assembler_option, add_linker_option,
8993 process_command, insert_wrapper, do_option_spec, do_self_spec,
8994 spec_path, do_spec_1, is_directory, main, used_arg,
8995 getenv_spec_function): Likewise.
8996 * tlink.c (symbol_hash_lookup, file_hash_lookup,
8997 demangled_hash_lookup, symbol_push, file_push, frob_extension):
9000 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9002 * doc/rtl.texi: Updated subreg section.
9004 2008-06-19 Jakub Jelinek <jakub@redhat.com>
9007 * cgraphunit.c (cgraph_process_new_functions): Don't clear
9008 node->needed and node->reachable.
9009 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
9010 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
9011 (expand_task_call): Don't call expand_task_copyfn.
9012 (expand_task_copyfn): Renamed to...
9013 (finalize_task_copyfn): ... this.
9015 2008-06-19 Jan Hubicka <jh@suse.cz>
9017 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
9018 clobbering framepointer.
9020 2008-06-19 Jan Hubicka <jh@suse.cz>
9022 * tree-optimize.c (execute_early_local_optimizations): Set
9023 cgraph_state only at first invocation.
9025 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9027 * system.h (-Wc++-compat): Activate as a warning, no an error.
9029 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9031 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
9032 instead of "#" in insn asm template.
9033 (*jcc_fused_2): Ditto.
9035 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9037 * config/i386/i386.h (ix86_tune_indices)
9038 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
9039 (TARGET_FUSE_CMP_AND_BRANCH): New define.
9040 * config/i386/i386.md (*jcc_fused_1): New insn pattern
9041 (*jcc_fused_2): Ditto.
9042 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
9043 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
9044 (print operand): Handle 'E' and 'e' code.
9046 2008-06-19 Anatoly Sokolov <aesok@post.ru>
9048 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
9049 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9050 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9052 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
9054 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
9056 (cgraph_expand_function): Use local copy of decl.
9057 (cgraph_expand_all_functions): Remove redundant initialization of
9059 (cgraph_optimize): Reword internal_error message.
9061 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
9063 * arm-protos.h (arm_return_in_memory): Remove public
9064 arm_return_in_memory() prototype.
9065 * arm.c (arm_return_in_memory): Add static prototype, add target
9066 hook macro, change definition and comments.
9067 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
9069 2008-06-19 Ben Elliston <bje@au.ibm.com>
9071 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
9072 real.c: Remove references to IEEE 754R.
9073 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
9074 * doc/libgcc.texi (Decimal float library routines): Likewise.
9076 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9078 * targhooks.h (struct gcc_target): New member unwind_word_mode.
9079 (default_unwind_word_mode): Add prototype.
9080 * targhooks.c (default_unwind_word_mode): New function.
9081 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
9082 instead of word_mode.
9083 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
9084 (TARGET_INITIALIZER): Use it.
9086 * c-common.c (handle_mode_attribute): Support "unwind_word"
9088 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
9090 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
9091 word_mode to access SjLj_Function_Context member "data".
9092 (sjlj_emit_dispatch_table): Likewise. Also, perform type
9093 conversion from targetm.eh_return_filter_mode () to
9094 targetm.unwind_word_mode () if they differ.
9096 * builtin-types.def (BT_UNWINDWORD): New primitive type.
9097 (BT_FN_UNWINDWORD_PTR): New function type.
9098 (BT_FN_WORD_PTR): Remove.
9099 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
9100 * except.c (expand_builtin_extend_pointer): Convert pointer to
9101 targetm.unwind_word_mode () instead of word_mode.
9103 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
9104 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
9105 (spu_unwind_word_mode): New function.
9106 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
9107 (TARGET_UNWIND_WORD_MODE): Define.
9108 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
9110 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9112 * config/spu/spu.c (reg_align): Remove.
9113 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
9114 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
9115 (spu_split_store): Likewise.
9117 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
9119 * gcc/tree-vn.c: Fix typo in comment.
9121 2008-06-18 Jan Hubicka <jh@suse.cz>
9123 * cgraphunit.c (cgraph_optimize): Output debug info when doing
9124 toplevel reorder too.
9126 2008-06-18 Jan Hubicka <jh@suse.cz>
9128 * c-opts.c (c_common_post_options): PCH is not compatible with
9130 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
9131 -fno-toplevel-reorder by default now.
9133 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9135 PR documentation/30739
9136 * doc/install.texi (Prerequisites): Document dependency on awk.
9138 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
9139 Ian Lance Taylor <iant@google.com>
9141 PR rtl-optimization/35604
9142 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
9143 only want to change jump destinations, not eventual label comparisons.
9145 2008-06-16 Jan Hubicka <jh@suse.cz>
9147 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
9149 (cgraph_analyze_function): Likewise.
9151 2008-06-16 Jan Hubicka <jh@suse.cz>
9153 * cgraph.h (cgraph_mark_if_needed): New function.
9154 * cgraphunit.c (cgraph_mark_if_needed): New function.
9155 * c-decl.c (duplicate_decl): Use it.
9157 2008-06-16 Jan Hubicka <jh@suse.cz>
9159 * cgraph.c (cgraph_add_new_function): When in expansion state, do
9162 2008-06-16 Jan Hubicka <jh@suse.cz>
9164 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
9166 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
9167 Kazu Hirata <kazu@codesourcery.com>
9168 Maxim Kuvyrkov <maxim@codesourcery.com
9170 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
9171 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
9172 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
9173 EXTRA_SPEC_FUNCTIONS.
9174 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
9175 (DRIVER_SELF_SPECS): Adjust.
9176 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
9177 * config/mips/st.h, config/mips/t-st: New.
9178 * config/mips/driver-native.c, config/mips/x-native: New.
9179 * doc/invoke.texi (MIPS): Document 'native' value for -march and
9182 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9184 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
9186 (ISA_HAS_FP_CONDMOVE): New macro.
9187 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
9188 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
9189 (ISA_HAS_NMADD3_NMSUB3): New macro.
9190 * config/mips/mips.c (mips_rtx_costs): Update.
9191 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
9192 compiling for ST Loongson 2E/2F.
9193 (madd<mode>): Rename to madd4<mode>. Update.
9194 (madd3<mode>): New pattern.
9195 (msub<mode>): Rename to msub4<mode>. Update.
9196 (msub3<mode>): New pattern.
9197 (nmadd<mode>): Rename to nmadd4<mode>. Update.
9198 (nmadd3<mode>): New pattern.
9199 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
9200 (nmadd3<mode>_fastmath): New pattern.
9201 (nmsub<mode>): Rename to nmsub4<mode>. Update.
9202 (nmsub3<mode>): New pattern.
9203 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
9204 (nmsub3<mode>_fastmath): New pattern.
9205 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
9207 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
9209 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
9210 (DF_REF_INSN_INFO): New.
9211 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
9212 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
9213 with a NULL DF_REF_INSN_INFO.
9214 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
9216 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
9217 DF_INSN_INFO_EQ_USES): New.
9218 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
9219 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
9220 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
9221 * df-core.c: Update comment for above changes.
9222 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
9223 DF_INSN_UID_* macros.
9224 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
9225 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
9226 insn rtx. Update all callers.
9227 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
9228 df_ref_create_structure, df_insn_refs_collect): Likewise.
9229 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
9230 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
9231 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
9232 macros to access the insn refs.
9233 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
9234 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
9235 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
9236 for accessing the refs.
9237 (try_fwprop_subst): Likewise.
9238 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
9239 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
9240 for accessing the refs.
9241 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
9242 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
9243 to look at the insn refs.
9244 (record_uses): Likewise.
9245 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
9247 (mark_artificial_uses): Don't mark_insn for artificial refs.
9248 (mark_reg_rependencies): Likewise.
9250 * doc/rtl.texi: Remove documentation of ADDRESSOF.
9252 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9254 * configure: Regenerate.
9256 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9258 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
9259 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9260 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9262 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9264 * config/avr/avr.c (avr_mcu_t): Add attiny167.
9265 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9266 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9268 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9270 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
9271 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9272 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9274 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9276 * tree-ssa-sccvn.c: Fix format of comments.
9278 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9280 * cgraph.c: Remove unneeded forward declarations of eq_node()
9283 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
9285 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
9287 (see_update_relevancy): Likewise.
9288 * fwprop.c (try_fwprop_subst): Likewise.
9289 * rtlanal.c (noop_move_p): Likewise.
9290 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
9291 notes to non-existing libcall blocks.
9292 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
9294 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
9295 (dead_libcall_p): Remove.
9296 (delete_trivially_dead_insns): Don't use it.
9297 * web.c (union_defs): Remove comment about keeping nops.
9298 * gcse.c (hash_scan_insn): Don't take libcall pointers.
9299 (compute_hash_table_work): Don't track libcall notes.
9300 (do_local_cprop): Don't take libcall pointers. Don't update
9302 (adjust_libcall_notes): Deleted.
9303 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
9304 ever have existed in the first place).
9305 (replace_store_insn): Don't try to remove libcall notes.
9306 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
9307 (resolve_reg_notes): Don't call them.
9308 (resolve_simple_move): Likewise.
9309 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
9310 Don't remove REG_RETVAL notes.
9311 * emit-rtl.c (try_split): Don't update libcall notes.
9312 (emit_copy_of_insn_after): Dito.
9313 * cselib.c (cselib_current_insn_in_libcall): Remove.
9314 (cselib_process_insn): Don't set/clear it.
9315 (new_elt_loc_list): Don't record it.
9316 (cselib_init): Don't initialize it.
9317 * cselib.c (struct elt_loc_list): Remove in_libcall field.
9318 * loop-invariant.c (find_invariant_insn): Don't look for libcall
9320 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
9321 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
9322 (init_deps): Don't initialize it.
9323 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
9324 * combine.c (delete_noop_moves): Don't update libcall notes.
9325 (can_combine_p): Remove now pointless #if 0 block.
9326 (try_combine): Remove another obsolete #if 0 block.
9327 (distribute_notes): Don't distribute libcall notes.
9328 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
9329 * dce.c (libcall_dead_p): Remove.
9330 (delete_unmarked_insns): Don't handle libcall blocks.
9331 (preserve_libcall_for_dce): Remove.
9332 (prescan_insns_for_dce): Don't special-case libcall block insns.
9333 * reload1 (reload): Don't handle libcall notes.
9334 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
9337 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9339 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
9340 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9341 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9343 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9345 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
9346 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9347 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9349 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9351 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
9353 2008-06-16 Ira Rosen <irar@il.ibm.com>
9355 PR tree-optimization/36493
9356 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
9357 the arguments list. Use VECTYPE to create vector pointer.
9358 (vectorizable_store): Fail if accesses through a pointer to vectype
9359 do not alias the original memory reference operands.
9360 Call vect_create_data_ref_ptr without the removed argument.
9361 (vectorizable_load): Likewise.
9362 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
9365 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
9368 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
9371 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9373 * config/mips/loongson2ef.md: New file.
9374 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
9375 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
9376 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
9377 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
9378 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
9380 (loongson2ef.md): New include.
9381 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
9382 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
9383 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
9384 (loongson_gt_<mode>, loongson_extract_halfword)
9385 (loongson_insert_halfword_0, loongson_insert_halfword_2)
9386 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
9387 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
9388 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
9389 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
9390 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
9391 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
9392 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
9393 (vec_interleave_low<mode>): Define type attribute.
9394 * config/mips/mips.c (mips_ls2): New static variable.
9395 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
9396 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
9397 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
9398 Implement target scheduling hooks.
9399 (mips_multipass_dfa_lookahead): Update to handle tuning for
9401 (mips_sched_init): Initialize data for Loongson scheduling.
9402 (mips_ls2_variable_issue): New static function.
9403 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
9405 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
9406 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
9407 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
9408 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
9409 Handle ST Loongson 2E/2F cores.
9410 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
9412 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9414 * omp-low.c (extract_omp_for_data): Fix comment typo.
9417 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9419 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
9420 FIXME note about gcc/config.guess.
9421 * doc/options.texi (Option file format): Remove non-ASCII bytes.
9422 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
9423 * doc/cppopts.texi: Likewise.
9424 * doc/extend.texi: Likewise.
9425 * doc/gcc.texi: Likewise.
9426 * doc/gccint.texi: Likewise.
9427 * doc/gcov.texi: Likewise.
9428 * doc/gty.texi: Likewise.
9429 * doc/hostconfig.texi: Likewise.
9430 * doc/install.texi: Likewise.
9431 * doc/invoke.texi: Likewise.
9432 * doc/loop.texi: Likewise.
9433 * doc/makefile.texi: Likewise.
9434 * doc/md.texi: Likewise.
9435 * doc/passes.texi: Likewise.
9436 * doc/tm.texi: Likewise.
9437 * doc/tree-ssa.texi: Likewise.
9438 * doc/trouble.texi: Likewise.
9440 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
9441 Nathan Sidwell <nathan@codesourcery.com>
9442 Maxim Kuvyrkov <maxim@codesourcery.com>
9443 Richard Sandiford <rdsandiford@googlemail.com>
9445 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
9446 * config/mips/mips-protos.h (mips_expand_vector_init): New.
9447 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
9449 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
9450 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
9451 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
9453 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
9454 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
9455 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
9456 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
9457 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
9458 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
9459 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
9460 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
9461 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
9462 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
9463 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
9464 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
9465 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
9466 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
9467 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
9468 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
9469 (mips_builtins): Add Loongson builtins.
9470 (mips_loongson_2ef_bdesc): New.
9471 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
9472 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
9473 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
9474 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
9476 (mips_expand_vector_init): New.
9477 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
9478 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
9480 * config/mips/mips.md: Add unspec numbers for Loongson
9481 builtins. Include loongson.md.
9482 (MOVE64): Include Loongson vector modes.
9483 (SPLITF): Include Loongson vector modes.
9484 (HALFMODE): Handle Loongson vector modes.
9485 * config/mips/loongson.md: New.
9486 * config/mips/loongson.h: New.
9487 * config.gcc: Add loongson.h header for mips*-*-* targets.
9488 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
9490 2008-06-14 Joseph Myers <joseph@codesourcery.com>
9492 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
9493 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
9494 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
9495 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
9496 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
9497 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
9498 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
9499 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
9500 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
9501 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
9502 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
9503 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
9504 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
9505 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
9506 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
9507 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
9508 Remove use_fixproto=yes.
9509 (ia64*-*-hpux*): Remove comment about using fixproto.
9510 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
9512 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9514 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
9516 * configure: Regenerate.
9518 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
9521 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
9522 before evaluating it.
9524 2008-06-13 Jakub Jelinek <jakub@redhat.com>
9527 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
9528 nested inline functions.
9529 (start_decl, start_function): Don't invert DECL_EXTERNAL
9530 for nested inline functions.
9532 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
9534 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
9535 splits that must be made for correctness.
9537 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
9539 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
9540 (AVAIL_NON_MIPS16): Likewise.
9541 (mips_builtin_description): Replace target_flags with a predicate.
9542 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
9543 (dspr2_32): New availability predicates.
9544 (MIPS_BUILTIN): New macro.
9545 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
9546 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
9547 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
9548 Replace the TARGET_FLAGS parameters with AVAIL parameters.
9549 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
9550 (mips_dsp_32only_bdesc): Merge into...
9551 (mips_builtins): ...this new array.
9552 (mips_bdesc_map, mips_bdesc_arrays): Delete.
9553 (mips_init_builtins): Update after above changes.
9554 (mips_expand_builtin_1): Merge into...
9555 (mips_expand_builtin): ...here and update after above changes.
9557 2008-06-12 Paul Brook <paul@codesourcery.com>
9559 * longlong.h (__arm__): Define count_leading_zeros.
9560 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
9561 (clzsi2, clzdi2): New functions.
9562 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
9563 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
9564 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
9565 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
9566 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
9567 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
9568 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
9569 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
9570 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
9571 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
9573 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
9575 * config/m68k/m68k.c (m68k_tune_flags): New.
9576 (override_options): Compute m68k_tune_flags.
9577 (MULL_COST, MULW_COST): Update for various variants of CFV2.
9578 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
9580 2008-06-12 Jakub Jelinek <jakub@redhat.com>
9583 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
9585 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
9587 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
9588 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
9590 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
9592 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
9593 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
9595 2008-06-12 Jakub Jelinek <jakub@redhat.com>
9598 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
9601 2008-06-12 Richard Guenther <rguenther@suse.de>
9603 PR tree-optimization/36345
9604 * tree-flow.h (struct ptr_info_def): Align escape_mask,
9605 add memory_tag_needed flag.
9606 (may_alias_p): Declare.
9607 * tree-ssa-alias.c (may_alias_p): Export.
9608 (set_initial_properties): Use memory_tag_needed flag.
9609 (update_reference_counts): Likewise.
9610 (reset_alias_info): Reset memory_tag_needed flag.
9611 (create_name_tags): Check memory_tag_needed flag.
9612 (dump_points_to_info_for): Dump it.
9613 * tree-ssa-structalias.c (struct variable_info): Remove
9614 directly_dereferenced flag.
9615 (new_var_info): Do not initialize it.
9616 (process_constraint_1): Do not set it.
9617 (update_alias_info): Set is_dereferenced flag.
9618 (set_uids_in_ptset): Use may_alias_p.
9619 (set_used_smts): Check memory_tag_needed flag.
9620 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
9621 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
9622 memory_tag_needed flag.
9623 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
9626 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
9628 * config/i386/i386.c (ix86_compute_frame_layout): Disable
9629 red zone for w64 abi.
9630 (ix86_expand_prologue): Likewise.
9631 (ix86_force_to_memory): Likewise.
9632 (ix86_free_from_memory): Likewise.
9634 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
9637 * config/rs6000/rs6000.c (rs6000_override_options): Set
9638 rs6000_isel conditionally to the absence of comand line override.
9639 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
9640 Remove duplicate rs6000_isel setting.
9641 * config/rs6000/eabispe.h: Ditto.
9643 2008-06-11 Richard Guenther <rguenther@suse.de>
9645 * alias.c (get_alias_set): Use the element alias-set for arrays.
9646 (record_component_aliases): For arrays and vectors do nothing.
9647 * c-common.c (strict_aliasing_warning): Handle the cases
9648 of alias set zero explicitly.
9649 * Makefile.in (dfp.o-warn): Add -Wno-error.
9651 2008-06-11 Joseph Myers <joseph@codesourcery.com>
9653 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
9655 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
9656 tune_32 tune_64 to supported_defaults. Allow values not
9657 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
9658 x86_64. Do not override cpu_32 or cpu_64 values from target name.
9659 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
9660 with_cpu_64 to generic for 64-bit-supporting configurations, not
9661 with_cpu. Remove FIXMEs.
9662 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
9663 --with-arch-64, --with-tune-32, --with-tune-64): Document.
9664 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
9665 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
9666 arch_32 and arch_64.
9668 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
9669 Olivier Hainque <hainque@adacore.com>
9671 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
9672 Use DECL_SIZE_UNIT to retrieve the size of the field.
9674 2008-06-11 Joseph Myers <joseph@codesourcery.com>
9676 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
9677 with function calls after declarations. Lay out
9678 neon_float_type_node before further use.
9680 2008-06-11 Richard Guenther <rguenther@suse.de>
9682 * tree-flow.h (may_point_to_global_var): Declare.
9683 * tree-ssa-alias.c (may_point_to_global_var): New function.
9684 * tree-ssa-sink.c (is_hidden_global_store): Use it.
9686 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
9688 * configure.ac: Teach that fido supports .debug_line.
9689 * configure: Regenerate.
9691 2008-06-10 Tom Tromey <tromey@redhat.com>
9693 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
9696 2008-06-10 Joseph Myers <joseph@codesourcery.com>
9698 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
9699 (encode_decimal64, decode_decimal64, encode_decimal128,
9700 decode_decimal128): Reverse order of 32-bit parts of value if host
9701 and target endianness differ.
9703 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
9705 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
9706 Avoid division by 0.
9707 (tree_mod_pow2_value_transform): Likewise.
9708 (tree_ic_transform): Likewise.
9709 (tree_stringops_transform): Likewise.
9710 (tree_mod_subtract_transform): Likewise.
9711 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
9712 (copy_edges_for_bb): Likewise.
9713 (initialize_cfun): Likewise.
9715 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
9717 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
9718 nonmemory_operand. Add "N" operand constraint.
9720 (*jcc_btdi_mask_rex64): New instruction and split pattern.
9721 (*jcc_btsi_mask): Ditto.
9722 (*jcc_btsi_mask_1): Ditto.
9724 2008-06-10 Joseph Myers <joseph@codesourcery.com>
9726 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
9727 TYPE_CANONICAL for copied element type.
9729 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
9732 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
9733 Add m_CORE2 and m_GENERIC.
9734 * config/i386/predicates.md (bt_comparison_operator): New predicate.
9735 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
9737 (*jcc_btdi_rex64): New instruction and split pattern.
9739 (*jcc_btsi_1): Ditto.
9740 (*btsq): Fix Intel asm dialect operand order.
9744 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
9747 * simplify-rtx.c (simplify_subreg): Add check for shift count
9750 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
9752 * doc/md.texi: Synchronize with later constraints.md change.
9753 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
9754 with a C implementation.
9755 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
9757 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
9758 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
9759 when moving to and from MD_REGNUM.
9760 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
9761 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
9762 Handle byte and halfword moves.
9763 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
9765 * config/mips/constraints.md (h): Turn into NO_REGS.
9766 (l, x): Update documentation.
9767 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
9768 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
9769 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
9770 (HILO): New mode iterator.
9772 (any_div): New code iterator.
9773 (u): Extend code attribute to div and udiv.
9774 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
9775 d_operand in the splitters. Remove redundant CONST_INT checks.
9776 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
9777 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
9778 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
9779 accordingly, using normal moves instead of unspecs to move LO into
9780 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
9781 (<u>mulsidi3): Handle expansion in C code.
9782 (<u>mulsidi3_32bit_internal): Rename to...
9783 (<u>mulsidi3_32bit): ...this.
9784 (<u>mulsidi3_32bit_r4000): Fix insn separator.
9785 (*<u>mulsidi3_64bit): Rename to...
9786 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
9787 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
9788 to set LO and HI to the multiplication result. Use a normal move
9789 for MFLO and an unspec for MFHI.
9790 (*<u>mulsidi3_64bit_parts): Replace with...
9791 (<u>mulsidi3_64bit_hilo): ...this new instruction.
9792 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
9793 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
9794 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
9795 instead of HI. Split the instruction into a separate multiplication
9796 and MFHI if !TARGET_FIX_R4000.
9797 (<su>muldi3_highpart): Likewise.
9798 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
9799 and the "=h" clobber.
9800 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
9801 (<u>mulditi3): New expander.
9802 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
9803 (madsi): Remove "=h" clobber.
9804 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
9805 Force the modulus result to be a GPR and split the instruction into
9806 a division followed by an MFHI after reload.
9807 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
9808 (*lea_high64): Use d_operand in the define_peephole2. Likewise
9809 the MIPS16 HIGH define_split.
9810 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
9811 of acc<->gpr moves to "multi".
9812 (*movdi_64bit): Replace the single "x" alternative with
9813 alternatives for moving into and out of "a".
9814 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
9815 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
9816 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
9817 Use d_operand in the splitters. Remove redundant CONST_INT checks.
9818 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
9819 (movti): New expander.
9820 (*movti, *movti_mips16): New insns.
9821 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
9822 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
9823 (mthi<GPR:mode>_<HILO:mode>): Likewise.
9824 * config/mips/predicates.md (fpr_operand): Delete.
9825 (d_operand): New predicate.
9827 2008-06-09 Michael Meissner <michael.meissner@amd.com>
9829 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
9830 failure on some Bourne shells.
9831 (x86_64-*-*): Ditto.
9833 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
9835 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
9837 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
9839 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
9840 (sparc-sun-solaris2*): Likewise.
9842 2008-06-09 Arnaud Charlet <charlet@adacore.com
9844 * doc/install.texi: Update requirements to build the Ada compiler.
9846 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
9848 * df-scan.c (struct df_scan_problem_data): Remove the
9849 mw_link_pool alloc pool.
9850 (df_scan_free_internal): Don't free it.
9851 (df_scan_alloc): Don't allocate it.
9852 * df.h (struct df_link): Update comment.
9854 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
9856 * except.h: Correct checks for when SJLJ exceptions must be used.
9858 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9860 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
9863 2008-06-08 Joseph Myers <joseph@codesourcery.com>
9865 PR tree-optimization/36218
9866 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
9867 configure for the build system.
9868 (BUILD_LDFLAGS): Define.
9869 * configure: Regenerate.
9870 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
9872 2008-07-08 Anatoly Sokolov <aesok@post.ru>
9875 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
9876 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
9877 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
9879 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
9881 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
9883 2008-06-07 Joseph Myers <joseph@codesourcery.com>
9885 * config.gcc (Obsolete configurations): Remove list of
9887 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
9888 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
9889 targets matched by those patterns.
9890 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
9891 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
9892 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
9893 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
9894 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
9895 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
9896 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
9897 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
9898 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
9899 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
9900 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
9901 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
9902 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
9903 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
9904 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
9905 Make code for Solaris 7 and greater unconditional for Solaris.
9906 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
9907 Remove --with-* handling.
9908 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
9909 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
9910 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
9911 LINK_OS_WINDISS_SPEC): Remove.
9912 * config/rs6000/sysv4.opt (mwindiss): Remove.
9913 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
9914 * configure: Regenerate.
9915 * doc/cpp.texi: Don't mention BeOS.
9916 * doc/extend.texi (interrupt): Don't mention MS1.
9917 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
9918 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
9919 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
9920 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
9921 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
9923 * doc/invoke.texi (MT Options): Remove.
9924 (-mwindiss): Remove.
9925 (CRIS Options): Remove cris-axis-aout references.
9926 (HPPA Options): Don't mention hppa1.1-*-pro.
9927 * doc/md.texi: (MorphoTech family): Remove.
9928 * libgcc2.c: Don't handle UWIN.
9929 * config/alpha/t-unicosmk: Remove.
9930 * config/alpha/unicosmk.h: Remove.
9931 * config/arm/kaos-arm.h: Remove.
9932 * config/arm/kaos-strongarm.h: Remove.
9933 * config/arm/strongarm-coff.h: Remove.
9934 * config/arm/strongarm-elf.h: Remove.
9935 * config/arm/strongarm-pe.h: Remove.
9936 * config/arm/t-strongarm-pe: Remove.
9937 * config/arm/t-xscale-coff: Remove.
9938 * config/arm/t-xscale-elf: Remove.
9939 * config/arm/xscale-coff.h: Remove.
9940 * config/arm/xscale-elf.h: Remove.
9941 * config/chorus.h: Remove.
9942 * config/cris/aout.h: Remove.
9943 * config/cris/aout.opt: Remove.
9944 * config/cris/t-aout: Remove.
9945 * config/i386/beos-elf.h: Remove.
9946 * config/i386/kaos-i386.h: Remove.
9947 * config/i386/ptx4-i.h: Remove.
9948 * config/i386/sco5.h: Remove.
9949 * config/i386/sco5.opt: Remove.
9950 * config/i386/sysv4-cpp.h: Remove.
9951 * config/i386/sysv5.h: Remove.
9952 * config/i386/t-beos: Remove.
9953 * config/i386/t-sco5: Remove.
9954 * config/i386/t-uwin: Remove.
9955 * config/i386/uwin.asm: Remove.
9956 * config/i386/uwin.h: Remove.
9957 * config/kaos.h: Remove.
9958 * config/mips/windiss.h: Remove.
9959 * config/mt: Remove directory.
9960 * config/pa/pa-osf.h: Remove.
9961 * config/pa/pa-pro-end.h: Remove.
9962 * config/pa/t-pro: Remove.
9963 * config/ptx4.h: Remove.
9964 * config/rs6000/beos.h: Remove.
9965 * config/rs6000/kaos-ppc.h: Remove.
9966 * config/rs6000/t-beos: Remove.
9967 * config/rs6000/windiss.h: Remove.
9968 * config/sh/kaos-sh.h: Remove.
9969 * config/sol2-6.h: Remove.
9970 * config/sparc/sol26-sld.h: Remove.
9971 * config/sparc/sysv4-only.h: Remove.
9972 * config/vax/bsd.h: Remove.
9973 * config/vax/t-memfuncs: Remove.
9974 * config/vax/ultrix.h: Remove.
9975 * config/vax/vaxv.h: Remove.
9976 * config/windiss.h: Remove.
9978 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
9980 PR rtl-optimization/36438
9981 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
9982 for vector shifts with constant scalar shift operands.
9984 2008-06-06 Sandip Matte <sandip@rmicorp.com>
9986 * doc/invoke.texi: Document -march=xlr.
9987 * config/mips/xlr.md: New file.
9988 * config/mips/mips.md: Include it.
9990 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
9991 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
9992 (mips_rtx_cost_data): Likewise.
9994 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
9996 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
9997 PRE_INC and PRE_DEC cases.
9999 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10001 PR rtl-optimization/36419
10002 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
10003 the emitting jump insn.
10006 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
10007 is not bool, boolify the whole *expr_p and convert to the desired type.
10009 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10011 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
10012 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
10013 Add omp_private_outer_ref hook, add another argument to
10014 omp_clause_default_ctor hook.
10015 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
10016 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
10017 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
10018 hook_tree_tree_tree_tree_null.
10019 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
10020 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
10021 * hooks.c (hook_tree_tree_tree_tree_null): New function.
10022 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
10023 * tree.def (OMP_TASK): New tree code.
10024 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
10025 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
10026 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
10027 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
10028 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
10029 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
10030 OMP_CLAUSE_COLLAPSE_EXPR): Define.
10031 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10032 (OMP_DIRECTIVE_P): Add OMP_TASK.
10033 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
10034 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
10035 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
10036 and OMP_CLAUSE_UNTIED entries.
10037 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
10039 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10040 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
10041 * tree-pretty-print.c (dump_omp_clause): Handle
10042 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
10043 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10044 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
10045 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
10046 warning about unsigned iterators. Change decl/init/cond/incr
10047 arguments to TREE_VECs, check arguments for all collapsed loops.
10048 (c_finish_omp_taskwait): New function.
10049 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
10051 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
10052 default_function_array_conversion on init. Add par_clauses argument.
10053 If decl is present in parallel's lastprivate clause, change it to
10054 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
10055 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
10056 collapse count in clauses.
10057 (c_parser_omp_for, c_parser_omp_parallel): Adjust
10058 c_parser_omp_for_loop callers.
10059 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
10060 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
10061 (c_parser_omp_clause_name): Handle collapse and untied clauses.
10062 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
10064 (c_parser_omp_clause_schedule): Handle schedule(auto).
10065 Include correct location in the error message.
10066 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
10067 and PRAGMA_OMP_CLAUSE_UNTIED.
10068 (OMP_TASK_CLAUSE_MASK): Define.
10069 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
10070 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
10071 * tree-nested.c (convert_nonlocal_omp_clauses,
10072 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
10073 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
10074 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10075 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
10077 (conver_nonlocal_reference, convert_local_reference,
10078 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
10079 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
10080 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
10081 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
10082 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
10083 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
10084 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
10085 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
10086 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10088 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
10089 * c-common.h (c_finish_omp_taskwait): New prototype.
10090 * gimple-low.c (lower_stmt): Handle OMP_TASK.
10091 * tree-parloops.c (create_parallel_loop): Create 1 entry
10092 vectors for OMP_FOR_{INIT,COND,INCR}.
10093 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
10094 (make_edges): Handle OMP_TASK.
10095 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
10096 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10097 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
10098 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
10099 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
10100 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10101 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10102 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
10103 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
10104 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
10105 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
10106 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
10107 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
10108 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
10109 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
10110 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
10111 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
10112 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
10113 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
10114 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
10115 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
10116 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
10117 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
10118 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
10119 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
10120 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
10121 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
10122 original iterator is present in lastprivate clause or if
10123 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
10124 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10125 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
10126 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
10127 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
10128 if it is set, lookup var in outer contexts too. Handle
10129 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
10130 to be implicitly determined firstprivate for task regions.
10131 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
10132 if it is set, lookup var in outer contexts too. Set
10133 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
10134 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
10135 OMP_CLAUSE_UNTIED. Take region_type as last argument
10136 instead of in_parallel and in_combined_parallel.
10137 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
10139 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
10140 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
10141 (new_omp_context): Set default_kind to
10142 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
10143 (omp_region_type): New enum.
10144 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
10145 fields, add region_type.
10146 (new_omp_context): Take region_type as argument instead of is_parallel
10147 and is_combined_parallel.
10148 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
10149 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
10150 ctx->is_combined_parallel checks.
10151 (gimplify_omp_task): New function.
10152 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10154 * omp-low.c (extract_omp_for_data): Use schedule(static)
10155 for schedule(auto). Handle pointer and unsigned iterators.
10156 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
10157 Add loops argument. Extract data for collapsed OMP_FOR loops.
10158 (expand_parallel_call): Assert sched_kind isn't auto,
10159 map runtime schedule to index 3.
10160 (struct omp_for_data_loop): New type.
10161 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
10162 Add loop, loops, collapse and iter_type fields.
10163 (workshare_safe_to_combine_p): Disallow combined for if
10164 iter_type is unsigned long long. Don't combine collapse > 1 loops
10165 unless all bounds and steps are constant. Adjust extract_omp_for_data
10167 (expand_omp_for_generic): Handle pointer, unsigned and long long
10168 iterators. Handle collapsed OMP_FOR loops. Adjust
10169 for struct omp_for_data changes. If libgomp function doesn't return
10170 boolean_type_node, add comparison of the return value with 0.
10171 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
10172 pointer, unsigned and long long iterators. Adjust for struct
10173 omp_for_data changes.
10174 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
10175 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
10176 unsigned long long. Allocate loops array, pass it to
10177 extract_omp_for_data. For collapse > 1 loops use always
10178 expand_omp_for_generic.
10179 (omp_context): Add sfield_map and srecord_type fields.
10180 (is_task_ctx, lookup_sfield): New functions.
10181 (use_pointer_for_field): Use is_task_ctx helper. Change first
10182 argument's type from const_tree to tree. Clarify comment.
10183 In OMP_TASK disallow copy-in/out sharing.
10184 (build_sender_ref): Call lookup_sfield instead of lookup_field.
10185 (install_var_field): Add mask argument. Populate both record_type
10186 and srecord_type if needed.
10187 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
10189 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
10190 and DECL_FIELD_OFFSET.
10191 (scan_sharing_clauses): Adjust install_var_field callers. For
10192 firstprivate clauses on explicit tasks allocate the var by value in
10193 record_type unconditionally, rather than by reference.
10194 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
10195 Use is_taskreg_ctx instead of is_parallel_ctx.
10196 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10197 (create_omp_child_function_name): Add task_copy argument, use
10198 *_omp_cpyfn* names if it is true.
10199 (create_omp_child_function): Add task_copy argument, if true create
10200 *_omp_cpyfn* helper function.
10201 (scan_omp_parallel): Adjust create_omp_child_function callers.
10202 Rename parallel_nesting_level to taskreg_nesting_level.
10203 (scan_omp_task): New function.
10204 (lower_rec_input_clauses): Don't run constructors for firstprivate
10205 explicit task vars which are initialized by *_omp_cpyfn*.
10206 Pass outer var ref to omp_clause_default_ctor hook if
10207 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
10208 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
10209 OMP_CLAUSE_REDUCTION_INIT.
10210 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
10211 avoid duplicate setting of fields. Handle
10212 OMP_CLAUSE_PRIVATE_OUTER_REF.
10213 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
10214 copy-out if TREE_READONLY, only copy-in.
10215 (expand_task_copyfn): New function.
10216 (expand_task_call): New function.
10217 (struct omp_taskcopy_context): New type.
10218 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
10220 (lower_omp_parallel): Rename to...
10221 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10222 Call create_task_copyfn if srecord_type is needed. Adjust
10224 (task_shared_vars): New variable.
10225 (check_omp_nesting_restrictions): Warn if work-sharing,
10226 barrier, master or ordered region is closely nested inside OMP_TASK.
10227 Add warnings for barrier if closely nested inside of work-sharing,
10228 ordered, or master region.
10229 (scan_omp_1): Call check_omp_nesting_restrictions even for
10230 GOMP_barrier calls. Rename parallel_nesting_level to
10231 taskreg_nesting_level. Handle OMP_TASK.
10232 (lower_lastprivate_clauses): Even if some lastprivate is found on a
10233 work-sharing construct, continue looking for them on parent parallel
10235 (lower_omp_for_lastprivate): Add lastprivate clauses
10236 to the beginning of dlist rather than end. Adjust for struct
10237 omp_for_data changes.
10238 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
10239 not after it. Handle collapsed OMP_FOR loops, adjust for
10240 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
10241 (get_ws_args_for): Adjust extract_omp_for_data caller.
10242 (scan_omp_for): Handle collapsed OMP_FOR
10243 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10244 (lower_omp_single_simple): If libgomp function doesn't return
10245 boolean_type_node, add comparison of the return value with 0.
10246 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
10247 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
10248 (parallel_nesting_level): Rename to...
10249 (taskreg_nesting_level): ... this.
10250 (is_taskreg_ctx): New function.
10251 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
10252 of is_parallel_ctx.
10253 (execute_lower_omp): Rename parallel_nesting_level to
10254 taskreg_nesting_level.
10255 (expand_omp_parallel): Rename to...
10256 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10257 Call omp_task_call for OMP_TASK regions.
10258 (expand_omp): Adjust caller, handle OMP_TASK.
10259 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
10261 * bitmap.c (bitmap_default_obstack_depth): New variable.
10262 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
10263 if argument is NULL and bitmap_default_obstack is already initialized.
10264 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
10266 * matrix-reorg.c (matrix_reorg): Likewise.
10268 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10270 * config/i386/i386.md (*indirect_jump): Macroize using P
10271 mode iterator. Remove !TARGET_64BIT from insn constraints.
10272 (*tablejump_1): Ditto.
10273 (*indirect_jump_rex64): Remove insn pattern.
10274 (*tablejump_1_rex64): Ditto.
10275 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
10276 and eh_return_si insn patterns.
10278 2008-06-06 Richard Guenther <rguenther@suse.de>
10280 * tree-ssa-structalias.c (merge_smts_into): Remove.
10281 (find_what_p_points_to): Do not bother to compute the
10282 points-to set for pt_anything pointers.
10283 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
10284 for pt_anything pointers is ok.
10286 2008-06-06 Jan Hubicka <jh@suse.cz>
10288 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
10290 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10292 * cgraph.c: Fix typos in comments.
10293 (cgraph_availability_names): Fix string typo.
10294 * fold-const.c: Fix typos in comments.
10295 (fold_binary): Fix typo in warning.
10296 * genautomata.c: Fix typos in comments.
10297 (check_presence_pattern_sets): Fix typo in local variable.
10298 (output_description): Fix typo in output.
10299 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
10300 * hwint.h: Likewise.
10301 * matrix-reorg.c (check_allocation_function): Likewise.
10302 * omega.c (smooth_weird_equations): Likewise.
10303 * auto-inc-dec.c: Fix typos in comments.
10304 * bb-reorder.c: Likewise.
10305 * builtins.c: Likewise.
10306 * c-common.c: Likewise.
10307 * c-cppbuiltin.c: Likewise.
10308 * c-parser.c: Likewise.
10309 * c-pretty-print.c: Likewise.
10310 * cfgcleanup.c: Likewise.
10311 * cfgexpand.c: Likewise.
10312 * cfghooks.c: Likewise.
10313 * cfglayout.c: Likewise.
10314 * cfgloopmanip.c: Likewise.
10315 * cgraphunit.c: Likewise.
10316 * coverage.c: Likewise.
10317 * dbxout.c: Likewise.
10318 * df-byte-scan.c: Likewise.
10319 * df-core.c: Likewise.
10320 * df-problems.c: Likewise.
10321 * df-scan.c: Likewise.
10323 * dominance.c: Likewise.
10324 * domwalk.c: Likewise.
10326 * dwarf2out.c: Likewise.
10327 * emit-rtl.c: Likewise.
10328 * et-forest.c: Likewise.
10329 * function.c: Likewise.
10330 * function.h: Likewise.
10332 * gcov-io.c: Likewise.
10333 * gcov.c: Likewise.
10334 * gcse.c: Likewise.
10335 * genattrtab.c: Likewise.
10336 * ggc-page.c: Likewise.
10337 * gimplify.c: Likewise.
10338 * gthr-lynx.h: Likewise.
10339 * haifa-sched.c: Likewise.
10340 * ipa-cp.c: Likewise.
10341 * ipa-inline.c: Likewise.
10342 * ipa-prop.h: Likewise.
10343 * ipa-pure-const.c: Likewise.
10344 * ipa-struct-reorg.c: Likewise.
10345 * ipa-struct-reorg.h: Likewise.
10346 * ipa-type-escape.c: Likewise.
10348 * loop-doloop.c: Likewise.
10349 * mips-tfile.c: Likewise.
10350 * mkmap-flat.awk: Likewise.
10351 * mkmap-symver.awk: Likewise.
10352 * modulo-sched.c: Likewise.
10353 * omp-low.c: Likewise.
10354 * optabs.c: Likewise.
10355 * optabs.h: Likewise.
10356 * opts.c: Likewise.
10357 * passes.c: Likewise.
10358 * postreload-gcse.c: Likewise.
10359 * postreload.c: Likewise.
10360 * predict.c: Likewise.
10361 * pretty-print.h: Likewise.
10362 * profile.c: Likewise.
10363 * protoize.c: Likewise.
10364 * ra-conflict.c: Likewise.
10365 * real.c: Likewise.
10366 * recog.c: Likewise.
10367 * regclass.c: Likewise.
10368 * regs.h: Likewise.
10369 * reload.c: Likewise.
10370 * rtl-error.c: Likewise.
10371 * rtlanal.c: Likewise.
10372 * scan.h: Likewise.
10373 * sched-rgn.c: Likewise.
10375 * stmt.c: Likewise.
10376 * target.h: Likewise.
10377 * tree-dfa.c: Likewise.
10378 * tree-eh.c: Likewise.
10379 * tree-flow-inline.h: Likewise.
10380 * tree-inline.c: Likewise.
10381 * tree-into-ssa.c: Likewise.
10382 * tree-loop-distribution.c: Likewise.
10383 * tree-nested.c: Likewise.
10384 * tree-parloops.c: Likewise.
10385 * tree-pass.h: Likewise.
10386 * tree-pretty-print.c: Likewise.
10387 * tree-profile.c: Likewise.
10388 * tree-scalar-evolution.c: Likewise.
10389 * tree-sra.c: Likewise.
10390 * tree-ssa-alias-warnings.c: Likewise.
10391 * tree-ssa-ccp.c: Likewise.
10392 * tree-ssa-coalesce.c: Likewise.
10393 * tree-ssa-dom.c: Likewise.
10394 * tree-ssa-dse.c: Likewise.
10395 * tree-ssa-forwprop.c: Likewise.
10396 * tree-ssa-live.c: Likewise.
10397 * tree-ssa-live.h: Likewise.
10398 * tree-ssa-loop-im.c: Likewise.
10399 * tree-ssa-loop-ivopts.c: Likewise.
10400 * tree-ssa-loop-niter.c: Likewise.
10401 * tree-ssa-loop-prefetch.c: Likewise.
10402 * tree-ssa-phiopt.c: Likewise.
10403 * tree-ssa-phiprop.c: Likewise.
10404 * tree-ssa-sccvn.c: Likewise.
10405 * tree-ssa-ter.c: Likewise.
10406 * tree-ssa-threadupdate.c: Likewise.
10407 * tree-ssa.c: Likewise.
10408 * tree-vect-analyze.c: Likewise.
10409 * tree-vect-transform.c: Likewise.
10410 * tree-vectorizer.c: Likewise.
10411 * tree-vn.c: Likewise.
10412 * tree-vrp.c: Likewise.
10413 * tree.c: Likewise.
10414 * tree.def: Likewise.
10415 * tree.h: Likewise.
10416 * unwind-dw2-fde.c: Likewise.
10417 * unwind.inc: Likewise.
10418 * value-prof.c: Likewise.
10419 * vmsdbgout.c: Likewise.
10421 2008-06-05 David Edelsohn <edelsohn@gnu.org>
10423 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
10424 always place FP constants in the TOC for TARGET_POWERPC64.
10425 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
10427 2008-06-05 Joseph Myers <joseph@codesourcery.com>
10429 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
10430 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
10431 enable for TARGET_E500_DOUBLE.
10432 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
10433 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
10434 floating-point modes like integer modes for E500 double.
10435 (rs6000_legitimate_offset_address_p): Likewise.
10436 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
10437 addressing for DDmode for E500 double.
10438 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
10439 modes as using 64-bits of registers for E500 double.
10440 (spe_build_register_parallel): Do not handle DDmode or TDmode.
10441 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
10442 specially for E500 double.
10443 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
10444 TDmode for E500 double.
10445 (rs6000_gimplify_va_arg): Only handle SDmode in registers
10446 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
10447 (rs6000_split_multireg_move): Do not handle TDmode specially for
10449 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
10450 using 64-bit registers for E500 double.
10451 (emit_frame_save): Do not handle DDmode specially for E500 double.
10452 (gen_frame_mem_offset): Likewise.
10453 (rs6000_function_value): Do not call spe_build_register_parallel
10454 for DDmode or TDmode.
10455 (rs6000_libcall_value): Likewise.
10456 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
10457 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
10460 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
10462 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
10465 2008-06-04 Junjie Gu <jgu@tensilica.com>
10467 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
10468 comparison for frame pointers.
10470 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
10473 * config/avr/avr.h (PUSH_ROUNDING): Remove.
10475 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
10478 * builtins.c (expand_builtin_signbit): Don't take lowpart when
10479 register is already smaller or equal to required mode.
10481 2008-06-04 Xinliang David Li <davidxl@google.com>
10483 * tree-call-cdce.c: New file.
10484 (cond_dead_built_in_calls): New static variable.
10485 (input_domain): New struct.
10486 (check_pow): New function.
10487 (check_builtin_call): Ditto.
10488 (check_target_format): Ditto.
10489 (is_call_dce_candidate): Ditto.
10490 (gen_one_condition): Ditto.
10491 (gen_conditions_for_domain): Ditto.
10492 (get_domain): Ditto.
10493 (gen_conditions_for_pow_cst_base): Ditto.
10494 (gen_conditions_for_pow_int_base): Ditto.
10495 (gen_conditions_for_pow): Ditto.
10496 (get_no_error_domain): Ditto.
10497 (gen_shrink_wrap_conditions): Ditto.
10498 (shrink_wrap_one_built_in_call): Ditto.
10499 (shink_wrap_conditional_dead_built_in_calls): Ditto.
10500 (tree_call_cdce): Ditto.
10501 (gate_call_cdce): Ditto.
10502 (pass_call_cdce): New gimple pass.
10503 * passes.c: (init_optimization_passes): New pass.
10504 * tree-pass.h: New pass declaration.
10505 * opts.c (decode_options): New flag setting.
10506 * common.opt: Add -ftree-builtin-call-dce flag.
10507 * Makefile.in: Add new source file.
10508 * tempvar.def: New tv_id.
10509 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
10511 2008-06-04 Richard Guenther <rguenther@suse.de>
10513 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
10514 (is_call_clobbered): Always check var_ann->call_clobbered.
10515 (mark_call_clobbered): Always set var_ann->call_clobbered.
10516 (clear_call_clobbered): Always clear var_ann->call_clobbered.
10517 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
10518 (reset_alias_info): Clear call clobbering info on MTAGs and
10520 (set_pt_anything): Set pt_global_mem.
10521 (create_tag_raw): Adjust comment.
10522 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
10524 2008-06-04 Joseph Myers <joseph@codesourcery.com>
10525 Maxim Kuvyrkov <maxim@codesourcery.com>
10527 * config/m68k/m68k.opt (mxgot): New option.
10528 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
10529 (m68k_output_addr_const_extra): New.
10530 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
10531 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
10532 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
10533 * doc/invoke.texi (M680x0 Options): Document -mxgot.
10535 2008-06-04 Richard Guenther <rguenther@suse.de>
10537 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
10538 negative or non-representable offsets.
10540 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
10542 * config/i386/i386.c (ix86_gen_leave): New.
10543 (ix86_gen_pop1): Likewise.
10544 (ix86_gen_add3): Likewise.
10545 (ix86_gen_sub3): Likewise.
10546 (ix86_gen_sub3_carry): Likewise.
10547 (ix86_gen_one_cmpl2): Likewise.
10548 (ix86_gen_monitor): Likewise.
10549 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
10550 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
10551 ix86_gen_one_cmpl2 and ix86_gen_monitor.
10552 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
10553 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
10554 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
10555 (ix86_expand_epilogue): Updated.
10556 (print_operand): Handle integer register operand for 'z'.
10557 (ix86_expand_strlensi_unroll_1): Likewise.
10558 (ix86_expand_strlen): Likewise.
10559 (ix86_expand_builtin): Likewise.
10560 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
10561 mov{q}/mov{l} and add{q}/add{l}.
10563 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10565 * config/i386/i386.md (P): New mode iterator.
10566 (SFmode push_operand splitter): Macroize DImode and SImode pushes
10567 using P mode iterator.
10568 (DFmode push_operand splitter): Ditto.
10569 (XFmode push_operand splitter): Ditto.
10570 (DFmode float_extend SFmode push_operand splitter): Ditto.
10571 (XFmode float_extend SFmode push_operand splitter): Do not generate
10572 SImode pushes for 64bit target. Macroize Dimode and SImode
10573 pushes using P mode iterator.
10574 (XFmode float_extend DFmode push_operand splitter): Ditto.
10576 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10578 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
10579 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
10580 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
10581 return type to int.
10582 (ix86_call_abi_override): Remove check for call_used_regs.
10584 2008-06-03 Richard Guenther <rguenther@suse.de>
10586 * tree-ssa-structalias.c (find_func_aliases): Add constraints
10587 for the lhs of calls if the return type contains pointers.
10589 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10591 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
10592 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
10593 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
10594 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
10595 of cfun and DEFAULT_ABI to deceide abi mode.
10596 (DEFAULT_ABI): New.
10597 (REG_PARM_STACK_SPACE): Removed.
10598 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
10599 (STACK_BOUNDARY): Use default target to deceide stack boundary.
10600 * config/i386/i386-protos.h (ix86_cfun_abi): New.
10601 (ix86_function_abi): Likewise.
10602 (ix86_function_type_abi): Likewise.
10603 (ix86_call_abi_override): Likewise.
10604 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
10605 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
10606 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
10607 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
10609 (X86_64_REGPARM_MAX): New.
10610 (X86_64_SSE_REGPARM_MAX): New.
10611 (X64_REGPARM_MAX): New.
10612 (X64_SSE_REGPARM_MAX): New.
10613 (X86_32_REGPARM_MAX): New.
10614 (X86_32_SSE_REGPARM_MAX): New.
10615 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
10616 (ix86_function_regparm): Handle user calling abi.
10617 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
10618 by DEFAULT_ABI versus SYSV_ABI check.
10619 (ix86_reg_parm_stack_space): New.
10620 (ix86_function_type_abi): New.
10621 (ix86_call_abi_override): New.
10622 (ix86_function_abi): New.
10623 (ix86_cfun_abi): New.
10624 (init_cumulative_args): Call abi specific initialization.
10625 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
10626 (function_arg_64): Extend SSE_REGPARM_MAX check.
10627 (function_arg (): Remove TARGET_64BIT_MS_ABI.
10628 (ix86_pass_by_reference): Likewise.
10629 (ix86_function_value_regno_p): Likewise.
10630 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
10631 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
10632 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
10633 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
10634 (setup_incoming_varargs_64): Adjust regparm for call abi.
10635 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
10636 (ix86_va_start): Likewise.
10637 (ix86_gimplify_va_arg): Likewise.
10638 (ix86_expand_prologue): Likewise.
10639 (output_pic_addr_const): Likewise.
10640 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
10641 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
10642 (x86_output_mi_thunk): Likewise.
10643 (x86_function_profiler): Likewise.
10644 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
10645 (SYSV_ABI, MS_ABI): New constants.
10646 (DEFAULT_ABI): New.
10647 (init_regs): Add prototype of function in regclass.c file.
10648 (OVERRIDE_ABI_FORMAT): New.
10649 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
10650 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
10651 (OUTGOING_REG_PARM_STACK_SPACE): New.
10652 (ix86_reg_parm_stack_space): New prototype.
10653 (CUMULATIVE_ARGS): Add call_abi member.
10654 (machine_function): Add call_abi member.
10655 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
10656 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
10658 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
10661 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
10662 (avr_builtin_setjmp_frame_value): New function.
10663 * config/avr/avr.md (nonlocal_goto_receiver): Define.
10664 (nonlocal_goto): Define.
10666 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
10668 * config/mips/mips.c (mips_emit_loadgp): Return early if
10669 there is nothing do to, otherwise emit a blockage if
10670 !TARGET_EXPLICIT_RELOCS || crtl->profile.
10671 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
10673 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10675 * configure.ac: Drop unneeded backslash ending up in config.in.
10676 * acinclude.m4: Likewise.
10677 * config.in: Regenerate.
10679 2008-05-26 Jan Hubicka <jh@suse.cz>
10681 * predict.c (maybe_hot_frequency_p): Break out of...
10682 (maybe_hot_bb_p): ... here.
10683 (maybe_hot_edge_p): New.
10684 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
10685 * basic-block.h (maybe_hot_edge_p): Declare.
10687 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
10689 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
10690 (*cmpfp_<mode>_cc): Ditto.
10691 (*fp_jcc_8<mode>_387): Ditto.
10692 (*fop_<MODEF:mode>_2_i387): Ditto.
10693 (*fop_<MODEF:mode>_3_i387): Ditto.
10694 (*fop_xf_2_i387): Ditto.
10695 (*fop_xf_3_i387): Ditto.
10697 2008-06-02 Tomas Bily <tbily@suse.cz>
10699 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
10701 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
10703 * config/mips/mips.c (mips_valid_offset_p): New function.
10704 (mips_valid_lo_sum_p): Likewise.
10705 (mips_classify_address): Use them.
10706 (mips_force_address): New function.
10707 (mips_legitimize_address): Use it.
10708 * config/mips/mips.md (MOVE128): New mode iterator.
10709 (movtf): Require TARGET_64BIT. Remove empty strings.
10710 (*movtf_internal): Rename to...
10711 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
10712 of "R" and use {,fp}{load,store} attributes instead of "multi".
10713 Use a separate define_split.
10714 (*movtf_mips16): New pattern.
10716 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
10718 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
10719 * config/mips/mips.c (mips_expand_before_return): New function.
10720 (mips_expand_epilogue): Call it.
10721 * config/mips/mips.md (return): Turn into a define_expand.
10722 (*return): New insn.
10724 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
10726 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
10727 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
10728 functions. Do not emit uses and clobbers of CONCATs; individually
10729 use and clobber their operands.
10730 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
10731 gen_clobber, emit_use and gen_use.
10732 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
10733 (expand_builtin_return): Likewise.
10734 * cfgbuild.c (count_basic_blocks): Likewise.
10735 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
10736 * explow.c (emit_stack_restore): Likewise.
10737 * expmed.c (extract_bit_field_1): Likewise.
10738 * expr.c (convert_move, emit_move_complex_parts): Likewise.
10739 (emit_move_multi_word, store_constructor): Likewise.
10740 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
10741 (thread_prologue_and_epilogue_insns): Likewise.
10742 * lower-subreg.c (resolve_simple_move): Likewise.
10743 * optabs.c (widen_operand, expand_binop): Likewise.
10744 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
10745 * reload.c (find_reloads): Likewise.
10746 * reload1.c (eliminate_regs_in_insn): Likewise.
10747 * stmt.c (expand_nl_goto_receiver): Likewise.
10748 * config/alpha/alpha.md (builtin_longjmp): Likewise.
10749 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
10750 * config/arm/arm.c (arm_load_pic_register): Likewise.
10751 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
10752 * config/arm/arm.md (untyped_return): Likewise.
10753 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
10754 * config/avr/avr.c (expand_prologue): Likewise.
10755 * config/bfin/bfin.c (do_unlink): Likewise.
10756 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
10757 * config/cris/cris.c (cris_expand_prologue): Likewise.
10758 * config/darwin.c (machopic_indirect_data_reference): Likewise.
10759 (machopic_legitimize_pic_address): Likewise.
10760 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
10761 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
10762 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
10763 (ix86_expand_convert_uns_didf_sse): Likewise.
10764 (ix86_expand_vector_init_general): Likewise.
10765 * config/ia64/ia64.md (eh_epilogue): Likewise.
10766 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
10767 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
10768 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
10769 (config/iq2000/iq2000.c): Likewise.
10770 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
10771 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
10772 (builtin_longjmp): Likewise.
10773 * config/mn10300/mn10300.md (call, call_value): Likewise.
10774 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
10775 * config/pdp11/pdp11.md (abshi2): Likewise.
10776 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
10777 * config/s390/s390.c (s390_emit_prologue): Likewise.
10778 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
10779 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
10780 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
10781 * config/sh/sh.c (prepare_move_operands): Likewise.
10782 (output_stack_adjust, sh_expand_epilogue): Likewise.
10783 (sh_set_return_address, sh_expand_t_scc): Likewise.
10784 * config/sparc/sparc.c (load_pic_register): Likewise.
10785 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
10786 * config/spu/spu.c (spu_expand_epilogue): Likewise.
10787 * config/v850/v850.c (expand_epilogue): Likewise.
10789 2008-05-31 Anatoly Sokolov <aesok@post.ru>
10791 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
10792 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
10793 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
10794 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
10795 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
10796 stack pointer register.
10797 (output_movhi): Remove code for interrupt specific writing to the
10798 stack pointer register.
10800 2008-05-31 Richard Guenther <rguenther@suse.de>
10802 PR tree-optimization/34244
10803 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
10804 (tree_expr_nonzero_warnv_p): Likewise.
10805 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
10806 ssa_name_nonnegative_p.
10807 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
10808 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
10809 not tree_expr_nonzero_warnv_p.
10811 PR tree-optimization/36262
10813 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
10815 PR tree-optimization/34244
10816 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
10817 (record_numbers_of_iterations): New function.
10818 (execute_vrp): Cache the numbers of iterations of loops.
10819 * tree-scalar-evolution.c (scev_reset_except_niters):
10821 (scev_reset): Use scev_reset_except_niters.
10822 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
10824 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
10826 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
10827 __WORKAROUND_RETS when appropriate.
10829 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
10831 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
10832 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
10834 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
10835 *fop_df_comm_sse insn patterns using MODEF mode iterator.
10836 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
10837 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
10838 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
10839 *fop_df_1_mixed insn patterns using MODEF mode iterator.
10840 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
10841 *fop_df_1_sse insn patterns using MODEF mode iterator.
10842 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
10843 *fop_df_1_i387 insn patterns using MODEF mode iterator.
10844 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
10845 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
10846 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
10847 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
10848 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
10849 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
10850 (*fop_xf_4_i387): Use <MODE> for mode attribute.
10851 (*fop_xf_5_i387): Ditto.
10852 (*fop_xf_6_i387): Ditto.
10854 2008-05-30 Richard Guenther <rguenther@suse.de>
10856 * builtins.c (build_string_literal): Avoid generating
10857 a non-gimple_val result.
10859 2008-05-30 DJ Delorie <dj@redhat.com>
10861 * exec-tool.in: Use an environment variable (private) instead of a
10862 file (shared) as a semaphore, so as to not break parallel builds.
10864 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
10866 * optabs.c (maybe_encapsulate_block): Remove.
10867 (emit_libcall_block): Adjust accordingly.
10868 * optabs.h (maybe_encapsulate_block): Remove prototype.
10870 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
10871 Don't use maybe_encapsulate_block.
10873 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
10875 * config/rs6000/rs6000.c (rs6000_legitimize_address,
10876 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
10877 rtx is a SYMBOL_REF before calling get_pool_constant.
10879 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
10881 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
10883 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
10885 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
10886 rather than OS names to choose INO_T_EQ definition.
10887 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
10888 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
10890 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
10893 * config/darwin-f.c: New.
10894 * config/t-darwin: Added rule to build darwin-f.o.
10895 * config.gcc: Defined new variable, fortran_target_objs.
10896 (*-*-darwin*): Set fortran_target_objs.
10897 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
10898 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
10899 * configure: Regenerated.
10901 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
10904 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
10905 canonical type if needed.
10907 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
10909 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
10911 2008-05-29 Richard Guenther <rguenther@suse.de>
10913 PR tree-optimization/36343
10914 PR tree-optimization/36346
10915 PR tree-optimization/36347
10916 * tree-flow.h (clobber_what_p_points_to): Declare.
10917 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
10918 pointed-to variable is dereferenced is irrelevant to whether
10919 the pointer can access the pointed-to variable.
10920 (clobber_what_p_points_to): New function.
10921 * tree-ssa-alias.c (set_initial_properties): Use it.
10922 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
10923 call clobber check for NMTs.
10925 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
10927 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
10928 for printing gcov_type.
10930 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
10932 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
10933 and the eh region information.
10934 * value-prof.c (gimple_move_stmt_histograms): New function.
10935 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
10937 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
10939 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
10941 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
10943 * value-prof.c (tree_ic_transform): Print counts.
10944 * tree-profile.c (tree_gen_ic_func_profiler):
10945 Clear __gcov_indreict_call_callee variable to avoid misattribution
10948 2008-05-28 Rafael Espindola <espindola@google.com>
10950 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
10953 2008-05-28 Richard Guenther <rguenther@suse.de>
10955 PR tree-optimization/36339
10956 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
10957 and clobbering code out of the loop.
10959 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
10961 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
10964 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
10965 s390_contiguous_bitmask_p, s390_symref_operand_p,
10966 s390_check_symref_alignment, s390_reload_larl_operand,
10967 s390_reload_symref_address): New functions.
10968 (s390_branch_condition_mnemonic): Support compare and branch
10970 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
10971 and 'W' constraints.
10972 (s390_secondary_reload): Add secondary reloads for unaligned
10973 symbol refs or symbol refs to floating point or QI/TI mode
10975 (legitimate_address_p): Accept symbol references as addresses.
10976 (s390_expand_insv): Use rotate and insert selected bits
10977 instruction for insv when building for z10.
10978 (print_operand_address): Handle symbol ref addresses.
10979 (print_operand): Output modifier 'c' added for signed byte values.
10980 (s390_encode_section_info): Mark symbol refs with
10981 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
10983 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
10984 (length attribute): RRF, RRR have 4 byte length.
10985 (FPALL, INTALL): New mode iterators added.
10986 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
10987 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
10988 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
10989 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
10990 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
10991 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
10992 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
10993 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
10995 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
10996 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
10997 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
10998 reload<INTALL:mode><P:mode>_toreg_z10,
10999 reload<FPALL:mode><P:mode>_tomem_z10,
11000 reload<FPALL:mode><P:mode>_toreg_z10,
11001 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
11002 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
11003 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
11004 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
11006 (movmem, clrmem, cmpmem): New splitters added.
11008 * config/s390/predicates.md (larl_operand): Use
11009 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
11010 SYMBOL_REF_ALIGN1_P.
11011 (s390_signed_integer_comparison,
11012 s390_unsigned_integer_comparison): New predicates.
11014 * config/s390/s390-protos.h (s390_check_symref_alignment,
11015 s390_contiguous_bitmask_p, s390_reload_larl_operand,
11016 s390_reload_symref_address,
11017 s390_compare_and_branch_condition_mask): Prototypes added.
11019 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
11020 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
11021 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
11023 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11025 * config/s390/s390.c (z10_cost): New cost function for z10.
11026 (s390_handle_arch_option, override_options): Support -march=z10 switch.
11027 (s390_issue_rate): Adjust issue rate for z10.
11028 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
11029 (processor_flags): Add PF_Z10.
11030 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
11031 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
11032 * gcc/config.gcc: Add z10.
11034 2008-05-28 Richard Guenther <rguenther@suse.de>
11036 PR tree-optimization/36291
11037 * tree-flow. h (struct gimple_df): Remove var_anns member.
11038 * tree-flow-inline.h (gimple_var_anns): Remove.
11039 (var_ann): Simplify.
11040 * tree-dfa.c (create_var_ann): Simplify.
11041 (remove_referenced_var): Clear alias info from var_anns of globals.
11042 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
11043 (delete_tree_ssa): Clear alias info from var_anns of globals.
11044 Do not free var_anns.
11045 (var_ann_eq): Remove.
11046 (var_ann_hash): Likewise.
11048 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
11050 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
11051 and loongson2f entries.
11052 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
11053 * config/mips/mips.h (processor_type): Add Loongson-2E
11054 and Loongson-2F entries.
11055 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
11056 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
11057 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
11058 * doc/invoke.texi (MIPS Options): Document loongson2e
11059 and loongson2f processor names.
11061 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11065 * config/i386/i386.c (ix86_function_arg_boundary): Use
11066 alignment of canonical type.
11067 (ix86_expand_vector_move): Check unaligned memory access for
11070 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11072 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
11073 Moved to the front of file.
11075 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
11076 H.J. Lu <hongjiu.lu@intel.com>
11078 * dwarf2out.c (current_fde): New.
11080 (lookup_cfa:): Likewise.
11081 (dwarf2out_end_epilogue): Likewise.
11082 (dwarf2out_note_section_used): Likewise.
11084 2008-05-27 Michael Matz <matz@suse.de>
11087 * c.opt (Wenum-compare): New warning option.
11088 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
11090 2008-05-27 Michael Matz <matz@suse.de>
11092 PR middle-end/36326
11093 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
11095 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
11096 into memory as tail calls.
11098 2008-05-27 Richard Guenther <rguenther@suse.de>
11100 PR tree-optimization/36339
11101 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
11102 pointers cause all addressable variables to be call clobbered.
11104 2008-05-27 Richard Guenther <rguenther@suse.de>
11106 PR tree-optimization/36245
11107 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
11109 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11111 * config/s390/s390.md: Replace all occurences of the 'm'
11112 constraint with 'RT'.
11114 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11116 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
11118 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
11120 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
11121 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
11122 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
11124 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11126 * reload.c: (find_reloads): Skip alternatives according to the
11127 "enabled" attribute. Constify the constraint variable.
11128 * recog.c (get_attr_enabled): Add default implementation.
11129 (extract_insn): Set the alternative_enabled_p array
11130 in the recog_data struct.
11131 (preprocess_constraints, constrain_operands): Skip
11132 alternatives according to the "enabled" attribute
11133 * recog.h (struct recog_data): New field alternative_enabled_p.
11134 (skip_alternative): New inline function.
11135 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
11136 (record_reg_classes): Skip alternative according to the
11137 "enabled" attribute.
11139 * doc/md.texi: Add documention for the "enabled" attribute.
11141 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11143 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
11144 * postreload.c (reload_cse_simplify_operands): Replace 'm'
11145 constraint with TARGET_MEM_CONSTRAINT.
11146 * recog.c (asm_operand_ok, preprocess_constraints,
11147 constrain_operands): Likewise.
11148 * regclass.c (record_reg_classes): Likewise.
11149 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
11150 * reload1.c (maybe_fix_stack_asms): Likewise.
11151 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
11152 * recog.h: Adjust comment.
11153 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
11154 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
11155 * doc/md.texi: Add a note to description of 'm' constraint.
11156 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
11158 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
11160 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
11161 that the bitfield is of integral type before testing its precision.
11163 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11164 Sa Liu <saliu@de.ibm.com>
11166 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
11167 __modti3, __udivti3, __umodti3 and __udivmodti4.
11168 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
11169 that implement TImode mul and div functions.
11170 * config/spu/multi3.c: New. Implement __multi3.
11171 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
11172 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
11175 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
11177 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
11178 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
11179 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
11180 tls_sysv_suffix): New mode and mode attribute iterators.
11181 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
11182 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
11183 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
11184 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
11185 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
11188 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
11190 PR tree-optimization/36329
11191 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
11192 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
11193 * cgraphbuild.c (initialize_inline_failed): Use the latter
11194 macro in lieu of the former.
11195 * ipa-inline.c (cgraph_mark_inline): Likewise.
11196 (cgraph_decide_inlining_of_small_function): Likewise.
11197 (cgraph_decide_inlining): Likewise.
11198 (cgraph_decide_inlining_incrementally): Likewise.
11200 2008-05-26 Tristan Gingold <gingold@adacore.com>
11201 Anatoly Sokolov <aesok@post.ru>
11203 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
11204 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
11205 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
11206 optimization for 'avr6' architecture.
11208 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
11211 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
11213 2008-05-26 Richard Guenther <rguenther@suse.de>
11215 * tree-ssa-sccvn.c (expr_has_constants): Declare.
11216 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
11218 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
11220 PR middle-end/36253
11221 * caller-save.c (insert_restore): Verify alignment of spill space.
11222 (insert_save): Likewise.
11223 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
11224 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
11225 (STACK_SLOT_ALIGNMENT): Likewise.
11226 * function.c (LOCAL_ALIGNMENT): Removed.
11227 (get_stack_local_alignment): New.
11228 (assign_stack_local): Use it. Set alignment on stack slot.
11229 (assign_stack_temp_for_type): Use get_stack_local_alignment.
11230 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
11231 (STACK_SLOT_ALIGNMENT): New.
11232 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
11233 stack slot in XFmode.
11235 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
11237 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
11240 * config/i386/i386.md (allocate_stack_worker_64): Make sure
11241 argument operand in rax isn't removed.
11243 2008-05-26 Richard Guenther <rguenther@suse.de>
11245 PR middle-end/36300
11246 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
11247 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
11249 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11252 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
11254 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
11256 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
11257 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
11259 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11261 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
11262 build a trampoline if we don't want one.
11263 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
11264 return zero for nested functions if we don't want a trampoline.
11266 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11268 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
11270 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11273 * c.opt: Removed undocumented option '-lang-fortran'.
11274 * c-common.h: Removed global variable 'lang_fortran'.
11275 * c-opts.c (c_common_handle_option): Removed code to handle
11276 option '-lang-fortran'. Updated includes.
11277 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
11278 definition of '__GFORTRAN__'.
11279 (define__GNUC__): Reimplemented to use BASEVER and
11280 cpp_define_formatted.
11281 (builtin_define_with_value_n): Removed.
11282 * c-incpath.h: Renamed to ...
11283 * incpath.h: ... this.
11284 * c-incpath.c: Renamed to ...
11285 * incpath.c: ... this. Updated includes.
11286 * fix-header.c: Updated includes.
11287 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
11288 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
11289 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
11291 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11293 * tree.h: Update the table of flags used on tree nodes.
11294 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
11295 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
11296 (FORCED_LABEL): Add access check.
11297 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
11298 (ASM_INPUT_P): Likewise.
11299 (ASM_VOLATILE_P): Likewise.
11300 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
11301 (OMP_SECTION_LAST): Access private_flag directly.
11302 (OMP_RETURN_NOWAIT): Likewise.
11303 (OMP_PARALLEL_COMBINED): Likewise.
11304 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
11305 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
11306 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
11307 deprecated_flag directly.
11309 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
11311 * final.c (frame_pointer_needed): Removed.
11312 * flags.h (frame_pointer_needed): Likewise.
11314 * function.h (rtl_data): Add frame_pointer_needed.
11315 (frame_pointer_needed): New.
11317 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
11319 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
11321 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
11323 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
11326 2008-05-25 Alan Modra <amodra@bigpond.net.au>
11328 * c-common.c (strip_array_types): Move function to..
11330 (get_inner_array_type): Delete.
11331 * c-common.h (strip_array_types): Move declaration to..
11333 (get_inner_array_type): Delete.
11334 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
11335 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
11336 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
11337 * config/pa/pa.c (emit_move_sequence): Likewise.
11339 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
11341 * config/i386/i386.md (*sse_prologue_save_insn): Set length
11344 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
11346 * function.c: Include target hook for nonlocal_goto frame value.
11348 2008-05-24 Richard Guenther <rguenther@suse.de>
11350 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
11351 variable can be only accessed through a pointer or a union.
11353 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11355 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
11356 * doc/extend.texi: Likewise.
11358 2008-05-23 DJ Delorie <dj@redhat.com>
11360 * config/m32c/jump.md (untyped_call): Add.
11362 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
11363 for A24 to PSImode.
11364 (m32c_address_cost): Detail costs for indirect offsets.
11366 2008-05-23 Rafael Espindola <espindola@google.com>
11368 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
11369 if a node is a SUBREG.
11370 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
11373 2008-05-23 Paul Brook <paul@codesourcery.com>
11374 Carlos O'Donell <carlos@codesourcery.com>
11376 * doc/extend.texi: Clarify use of __attribute__((naked)).
11377 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11378 * target.h (gcc_target): Add allocate_stack_slots_for_args.
11379 * function.c (use_register_for_decl): Use
11380 targetm.calls.allocate_stack_slots_for_args.
11381 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11382 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
11383 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
11385 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
11387 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
11389 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
11391 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
11392 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
11393 is only rounded once.
11395 2008-05-23 Richard Guenther <rguenther@suse.de>
11397 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
11399 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
11400 Jakub Jelinek <jakub@redhat.com>
11403 * configure.ac: Handle --enable-cld.
11404 * configure: Regenerated.
11405 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
11406 * config/i386/i386.h (struct machine_function): Add needs_cld field.
11407 (ix86_current_function_needs_cld): New define.
11408 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
11409 (cld): New isns pattern.
11410 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
11411 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
11412 * config/i386/i386.opt (mcld): New option.
11413 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
11414 TARGET_CLD and ix86_current_function_needs_cld.
11415 (override_options): Use -mcld by default for 32-bit code if
11418 * doc/install.texi (Options specification): Document --enable-cld.
11419 * doc/invoke.texi (Machine Dependent Options)
11420 [i386 and x86-64 Options]: Add -mcld option.
11421 (Intel 386 and AMD x86-64 Options): Document -mcld option.
11423 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
11424 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
11425 (return_in_memory_64): Likewise.
11426 (return_in_memory_ms_64): Likewise.
11428 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11430 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
11431 * builtins.c (fold_builtin_fpclassify): New.
11432 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
11433 * builtins.def (BUILT_IN_FPCLASSIFY): New.
11434 * c-common.c (handle_type_generic_attribute): Adjust to accept
11435 fixed arguments before an elipsis.
11436 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
11437 * doc/extend.texi: Document __builtin_fpclassify.
11439 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
11441 * omp-low.c (gate_expand_omp_ssa): Remove.
11442 (pass_expand_omp_ssa): Remove.
11443 (gate_expand_omp): Do not check for flag_openmp_ssa.
11444 * common.opt (-fopenmp-ssa): Remove.
11445 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
11447 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
11449 * config/sh/sh.opt (mfixed-range): New option.
11450 * config/sh/sh-protos.h (sh_fix_range): Declare.
11451 * config/sh/sh.c (sh_fix_range): New function.
11452 * config/sh/sh.h (sh_fixed_range_str): Declare.
11453 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
11455 * doc/invoke.texi (SH Options): Document -mfixed-range.
11457 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
11459 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
11460 it before the redeclaration.
11462 2008-05-22 Anatoly Sokolov <aesok@post.ru>
11464 * config/avr/avr.c (get_sequence_length): Add new function.
11465 (expand_prologue, expand_epilogue): Remove duplicate code.
11467 2008-05-22 Rafael Espindola <espindola@google.com>
11469 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
11472 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
11474 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
11475 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
11477 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
11478 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
11479 (vect_update_misalignment_for_peel): Likewise.
11480 (vector_alignment_reachable_p): Likewise.
11481 * tree-vect-transform.c (vectorizable_load): Likewise.
11482 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
11483 (get_vectype_for_scalar_type): Pass mode of scalar_type
11484 to UNITS_PER_SIMD_WORD.
11486 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
11487 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
11488 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
11489 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
11490 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
11492 2008-05-22 Ira Rosen <irar@il.ibm.com>
11494 PR tree-optimization/36293
11495 * tree-vect-transform.c (vect_transform_strided_load): Don't check
11496 if the first load must be skipped because of a gap.
11498 2008-05-22 Richard Guenther <rguenther@suse.de>
11500 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
11501 more cases of offset disambiguation that is possible if
11502 strict-aliasing rules apply.
11503 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
11504 for basic offset and type-based disambiguation.
11506 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11508 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
11509 ix86_expand_vector_set on V16QImode for SSE4.1.
11511 2008-05-21 Tom Tromey <tromey@redhat.com>
11513 * c.opt (Wimport): Mark as undocumented.
11514 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
11516 (Warning Options): Likewise.
11517 * doc/cppopts.texi: Don't mention -Wimport.
11519 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
11521 PR tree-optimization/36287
11522 PR tree-optimization/36286
11523 * lambda-code.c (build_access_matrix): Do not use the loop->num
11524 for computing the number of induction variables: use the loop depth
11527 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
11530 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
11531 option -f(no-)leading-underscore.
11533 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11535 * config/i386/i386.c (ix86_expand_vector_init_general): Use
11536 GET_MODE_NUNITS (mode).
11538 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
11540 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
11541 (-mmulhw): Add 464 to description.
11542 (-mdlmzb): Likewise.
11543 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
11544 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
11546 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
11547 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
11548 * config/rs6000/rs6000.md: Update comments for 464.
11550 2008-05-21 Janis Johnson <janis187@us.ibm.com>
11552 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
11554 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11556 * config/i386/sse.md (vec_extractv4sf): Removed.
11557 (vec_extractv2df): Likewise.
11558 (vec_extractv2di): Likewise.
11559 (vec_extractv4si): Likewise.
11560 (vec_extractv8hi): Likewise.
11561 (vec_extractv16qi): Likewise.
11562 (vec_extract<mode>): New.
11564 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11566 * config/i386/sse.md (vec_setv4sf): Removed.
11567 (vec_setv2df): Likewise.
11568 (vec_setv2di): Likewise.
11569 (vec_setv4si): Likewise.
11570 (vec_setv8hi): Likewise.
11571 (vec_setv16qi): Likewise.
11572 (vec_set<mode>): New.
11574 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11576 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
11577 goto for vec_concat and vec_interleave.
11579 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11581 * config/i386/sse.md (vec_initv4sf): Removed.
11582 (vec_initv2df): Likewise.
11583 (vec_initv2di): Likewise.
11584 (vec_initv4si): Likewise.
11585 (vec_initv8hi): Likewise.
11586 (vec_initv16qi): Likewise.
11587 (vec_init<mode>): New.
11589 2008-05-21 Joseph Myers <joseph@codesourcery.com>
11591 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
11593 2008-05-21 Tom Tromey <tromey@redhat.com>
11595 * ggc-zone.c (lookup_page_table_if_allocated): New function.
11596 (zone_find_object_offset): Likewise.
11597 (gt_ggc_m_S): Likewise.
11598 (highest_bit): Likewise.
11599 * ggc-page.c (gt_ggc_m_S): New function.
11600 * stringpool.c (string_stack): Remove.
11601 (init_stringpool): Update.
11602 (ggc_alloc_string): Use ggc_alloc.
11603 (maybe_delete_ident): New function.
11604 (ggc_purge_stringpool): Likewise.
11605 (gt_ggc_m_S): Remove.
11606 * ggc-common.c (ggc_protect_identifiers): New global.
11607 (ggc_mark_roots): Call ggc_purge_stringpool. Use
11608 ggc_protect_identifiers.
11609 * ggc.h (ggc_protect_identifiers): Declare.
11610 (gt_ggc_m_S): Update.
11611 (ggc_purge_stringpool): Declare.
11612 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
11613 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
11615 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
11617 2008-05-21 David S. Miller <davem@davemloft.net>
11619 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
11622 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
11624 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
11627 2008-05-20 David Daney <ddaney@avtrex.com>
11629 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
11630 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
11631 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
11632 UNSPEC_UPDATE_GOT_VERSION): Renumber.
11633 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
11634 (atomic_hiqi_op): New define_code_iterator.
11635 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
11636 mips_expand_compare_and_swap_12.
11637 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
11638 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
11639 (sync_<optab><mode>, sync_old_<optab><mode>,
11640 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
11641 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
11642 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
11643 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
11644 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
11645 (test_and_set_12): New insn.
11646 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
11647 sync_new_<optab><mode>, sync_old_nand<mode>,
11648 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
11649 clobber to operand 0 for SI and DI mode insns.
11650 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
11651 mips_gen_fn_4): New typedefs.
11652 (mips_gen_fn_ptrs): Define new union type.
11653 (mips_expand_compare_and_swap_12): Remove declaration.
11654 (mips_expand_atomic_qihi): Declare function.
11655 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
11656 (mips_expand_atomic_qihi): ... this. Use new generator function
11658 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
11659 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
11660 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
11661 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
11662 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
11663 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
11664 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
11665 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
11666 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
11667 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
11670 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
11672 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
11675 2008-05-20 Anatoly Sokolov <aesok@post.ru>
11677 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
11678 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
11679 (avr_attribute_table): Add 'OS_main' function attribute.
11680 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
11681 functions with 'OS_main' attribute.
11683 2008-05-20 Richard Guenther <rguenther@suse.de>
11685 PR tree-optimization/35204
11686 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
11687 helper, split out from ...
11688 (DFS): ... here. Make the DFS walk non-recursive.
11690 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
11691 Jan Sjodin <jan.sjodin@amd.com>
11693 PR tree-optimization/36181
11694 * tree-parloops.c (loop_has_vector_phi_nodes): New.
11695 (parallelize_loops): Don't parallelize when the loop has vector
11698 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
11699 Sebastian Pop <sebastian.pop@amd.com>
11701 * tree-loop-linear.c (gather_interchange_stats): Look in the access
11702 matrix, and never look at the tree representation of the memory
11704 (linear_transform_loops): Computes parameters and access matrices.
11705 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
11707 (access_matrix_get_index_for_parameter): New.
11708 * tree-data-ref.h (struct access_matrix): New.
11709 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
11710 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
11711 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
11712 am_vector_index_for_loop): New.
11713 (struct data_reference): Add field access_matrix.
11714 (DR_ACCESS_MATRIX): New.
11715 (compute_data_dependences_for_loop): Update declaration.
11716 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
11717 * lambda.h (lambda_vector_vec_p): Declared.
11718 * lambda-code.c: Depend on pointer-set.h.
11719 (lambda_collect_parameters_from_af, lambda_collect_parameters,
11720 av_for_af_base, av_for_af, build_access_matrix,
11721 lambda_compute_access_matrices): New.
11722 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
11724 2008-05-20 Joseph Myers <joseph@codesourcery.com>
11726 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
11727 $SOURCEDIR/include.
11729 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
11730 Sebastian Pop <sebastian.pop@amd.com>
11732 PR tree-optimization/36206
11733 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
11735 (instantiate_scev_1): Rename flags to fold_conversions.
11736 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
11737 outeside instantiation_loop.
11738 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
11739 (evolution_function_is_affine_or_constant_p): Removed.
11740 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
11742 (analyze_siv_subscript): Pass in the loop nest number.
11743 Call evolution_function_is_affine_in_loop instead of
11744 evolution_function_is_affine_p.
11745 (analyze_overlapping_iterations): Pass in the loop nest number.
11747 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
11748 Sebastian Pop <sebastian.pop@amd.com>
11750 PR tree-optimization/36206
11751 * tree-chrec.h (chrec_fold_op): New.
11752 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
11755 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
11757 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
11759 (remove_duplicates): Do not set inode on non-inode systems.
11762 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
11764 * config.gcc (tm_file): Update comments about relative pathnames.
11766 2008-05-20 Richard Guenther <rguenther@suse.de>
11768 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
11769 * tree-ssa-sccvn.c (process_scc): Likewise.
11770 * tree-ssa-sink.c (execute_sink_code): Likewise.
11771 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
11772 * tree-vrp.c (process_assert_insertions): Likewise.
11773 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
11774 (perform_tree_ssa_dce): Likewise.
11775 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
11776 (dump_dominator_optimization_stats): Likewise.
11777 * tree-vectorizer.c (vectorize_loops): Likewise.
11779 2008-05-20 Richard Guenther <rguenther@suse.de>
11781 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
11783 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
11785 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
11786 (ix86_i386elf_return_in_memory): Likewise.
11787 (ix86_i386interix_return_in_memory): Likewise.
11788 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
11789 (SUBTARGET_RETURN_IN_MEMORY): New.
11790 * config/i386/i386elf.h: Likewise.
11791 * config/i386/ptx4-i.h: Likewise.
11792 * config/i386/sol2-10.h: Likewise.
11793 * config/i386/sysv4.h: Likewise.
11794 * config/i386/vx-common.h: Likewise.
11795 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
11796 * config/i386/i386.c (ix86_return_in_memory): Made static and
11797 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
11798 (ix86_i386elf_return_in_memory): Removed.
11799 (ix86_i386interix_return_in_memory): Removed.
11800 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
11801 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
11803 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
11805 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
11807 2008-05-19 Xinliang David Li <davidxl@google.com>
11809 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
11811 * common.opt: Ditto.
11812 * doc/invoke.texi: Ditto.
11814 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
11816 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
11817 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
11819 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
11821 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
11822 sizes of operand array from 8/4 to 4/2.
11823 (ix86_expand_vector_init_general): Change size of operand array
11824 from 32 to 16. Remove op0, op1 and half_mode.
11826 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
11828 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
11829 (ix86_expand_vector_init_interleave): Likewise.
11830 (ix86_expand_vector_init_general): Use them. Assert
11831 word_mode == SImode when n_words == 4.
11833 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
11835 * config/i386/i386.c (ix86_secondary_reload): New static function.
11836 (TARGET_SECONDARY_RELOAD): New define.
11837 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
11838 * config/i386/i386.md (reload_outqi): Remove.
11840 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11842 PR middle-end/35509
11843 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
11844 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
11845 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
11846 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
11847 (fold_builtin_1): Likewise.
11848 * builtins.def (BUILT_IN_ISINF_SIGN): New.
11849 c-common.c (check_builtin_function_arguments): Handle
11850 BUILT_IN_ISINF_SIGN.
11851 * doc/extend.texi: Document __builtin_isinf_sign.
11852 * fold-const.c (operand_equal_p): Handle COND_EXPR.
11854 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
11856 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
11857 EH cleanup at the end of the pass, search for those that have been
11858 turned into forwarder blocks and do the cleanup on their successor.
11860 2008-05-18 Richard Guenther <rguenther@suse.de>
11862 * tree-cfg.c (verify_gimple_expr): Allow conversions from
11863 pointers to sizetype and vice versa.
11865 2008-05-18 Xinliang David Li <davidxl@google.com>
11867 * gcc/tree-ssa-dce.c: Coding style fix.
11868 (check_pow): Documentation comment.
11869 (check_log): Documenation comment. Coding style fix.
11870 (is_unnecessary_except_errno_call): Ditto.
11871 (gen_conditions_for_pow): Ditto.
11872 (gen_conditions_for_log): Ditto.
11873 (gen_shrink_wrap_conditions): Ditto.
11874 (shrink_wrap_one_built_in_calls): Ditto.
11875 * gcc/doc/invoke.texi: Better documentation string.
11876 * ChangeLog: Fix wrong change log entries from
11877 May 17 checkin on function call DCE.
11879 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
11881 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
11883 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
11885 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
11886 * df-problems.c (simulation routines): Fixed block comment to
11887 properly say how to add forwards scanning functions.
11889 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
11891 * tree-inline.c (setup_one_parameter): Remove dead code.
11893 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
11895 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
11896 a BIT_AND_EXPR only for an INTEGER_TYPE.
11898 2008-05-17 Xinliang David Li <davidxl@google.com>
11900 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
11901 (check_pow, check_log, is_unnecessary_except_errno_call): New
11902 functions to check for eliminating math functions that are pure
11903 except for setting errno.
11904 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
11905 general condition expressions for shrink-wrapping pow/log calls.
11906 (gen_shrink_wrap_conditions): Ditto.
11907 (shrink_wrap_one_built_in_call): Ditto.
11908 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
11909 (mark_operand_necessary): If debugging, output if OP is necessary.
11910 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
11912 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
11914 * gcc/common.opt: New user flag -ftree-builtin-dce.
11915 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
11917 2008-05-16 David S. Miller <davem@davemloft.net>
11919 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
11920 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
11922 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
11925 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
11927 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11929 * ifcvt.c (dead_or_predicable): Rename
11930 df_simulate_one_insn_backwards to df_simulate_one_insn.
11931 * recog.c (peephole2_optimize): Ditto.
11932 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
11934 * df.h: Rename df_simulate_one_insn_backwards to
11935 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
11936 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
11937 scanning of defs and uses.
11938 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
11939 (df_simulate_one_insn_forwards): Removed.
11941 2008-05-16 Doug Kwan <dougkwan@google.com>
11943 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
11945 (real_from_string): Handle NaNs and Inf as approriate.
11947 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
11949 * doc/gty.texi (Source Files Containing Type Information): Note
11950 that headers should appear first in the gtfiles list.
11952 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11954 * tree.def (COND_EXEC): Properly documented this code.
11956 2008-05-16 Diego Novillo <dnovillo@google.com>
11958 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
11959 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
11962 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11964 * tree-ssa-dse (max_stmt_uid): Removed.
11965 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
11966 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
11967 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
11968 * function.h (cfun.last_stmt_uid): New field.
11969 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
11970 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
11972 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
11973 (create_stmt_ann): Initialize the ann->uid field.
11974 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
11976 * tree-flow.h (renumber_gimple_stmt_uids): New function.
11978 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
11980 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
11981 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
11982 (init_empty_tree_cfg): Call it.
11984 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11986 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
11989 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11991 * doc/invoke.text (-fdump-tree-*-verbose): New option.
11992 * tree-dump.c (dump_options): New verbose option.
11993 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
11995 * tree-pass.h (TDF_VERBOSE): New dump flag.
11996 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
11997 (tree-flow.h): Added include.
11998 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
12000 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
12002 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
12004 From Jie Zhang <jie.zhang@analog.com>
12005 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12006 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
12007 mcpu=bf561-none and mcpu=bf561-0.2.
12008 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12009 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12010 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12011 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12012 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
12013 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
12014 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
12016 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
12017 (cputype_selected): Remove.
12018 (bfin_handle_option): Don't use cputype_selected.
12019 (override_options): When no mcpu option, enable all workarounds.
12020 Don't use bfin_workarounds.
12021 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
12023 (DEFAULT_CPU_TYPE): Don't define.
12025 2008-05-16 Richard Guenther <rguenther@suse.de>
12027 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
12028 on deletion of the last stmt.
12030 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12032 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
12033 V8HImode for SSE2 and V16QImode for SSE4.1.
12035 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
12037 * cgraph.h (compute_inline_parameters): Made public.
12038 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
12039 variable_generate_summary, function_write_summary,
12040 variable_write_summary, variable_read_summary. Added generate_summary,
12041 write_summary, read_summary.
12042 * cgraphunit.c (cgraph_process_new_functions): Changed call from
12043 pass_ipa_inline.function_generate_summary, to
12044 compute_inline_parameters.
12045 * ipa-inline.c (compute_inline_parameters): Made public and added
12047 (compute_inline_parameters_for_current): New function.
12048 (pass_inline_param): Now calls compute_inline_parameters_for_current.
12049 (inline_generate_summary): Removed parameter and made to loop over
12051 (pass_ipa_inline): Updated for new IPA_PASS structure.
12052 * passes.c (execute_ipa_summary_passes): Now is called once per
12053 pass rather than once per node*pass.
12055 2008-05-15 Anatoly Sokolov <aesok@post.ru>
12057 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
12058 avr_have_mul_p, avr_asm_only_p): Remove variables.
12059 (avr_override_options): Remove initialization of removed variables.
12060 (avr_file_start): Convert removed variables to fields of
12061 'struct base_arch_s *avr_current_arch'.
12062 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
12063 (AVR_HAVE_MUL): (Ditto.).
12064 (AVR_HAVE_MOVW): (Ditto.).
12065 (AVR_HAVE_LPMX): (Ditto.).
12066 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
12067 avr_asm_only_p): Remove declaration.
12069 2008-05-15 Diego Novillo <dnovillo@google.com>
12071 * config/arm/arm.c (arm_return_in_memory): Fix return type.
12072 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
12074 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
12076 PR middle-end/36194
12077 * combine.c (check_conversion): Rename back to check_promoted_subreg.
12078 Don't call record_truncated_value from here.
12079 (record_truncated_value): Turn it into a for_each_rtx callback.
12080 (record_truncated_values): New function.
12081 (combine_instructions): Call note_uses with record_truncated_values.
12082 Change name of check_conversion to check_promoted_subreg.
12084 2008-05-15 Janis Johnson <janis187@us.ibm.com>
12086 * doc/sourcebuild.texi: Document support for torture tests.
12088 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12090 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
12091 to alternative 4 of operand 2.
12093 2008-05-15 Richard Guenther <rguenther@suse.de>
12095 * tree-pass.h (current_pass): Declare.
12096 (get_pass_for_id): Likewise.
12097 * passes.c (passes_by_id, passes_by_id_size): New globals.
12098 (set_pass_for_id): New function.
12099 (get_pass_for_id): Likewise.
12100 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
12101 (execute_function_todo): Flush per function statistics.
12102 * toplev.c (compile_file): Init statistics.
12103 (general_init): Do early statistics initialization.
12104 (finalize): Finish statistics.
12105 * statistics.h (statistics_early_init): Declare.
12106 (statistics_init): Likewise.
12107 (statistics_fini): Likewise.
12108 (statistics_fini_pass): Likewise.
12109 (statistics_counter_event): Likewise.
12110 (statistics_histogram_event): Likewise.
12111 * statistics.c: New file.
12112 * Makefile.in (OBJS-common): Add statistics.o.
12113 (statistics.o): Add dependencies.
12114 * doc/invoke.texi (-fdump-statistics): Document.
12116 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
12117 (insert): Likewise.
12118 (execute_pre): Use statistics_counter_event.
12119 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
12120 (substitute_and_fold): Increment it. Use statistics_counter_event.
12122 2008-05-15 Diego Novillo <dnovillo@google.com>
12124 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
12126 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
12127 * tree-ssa-alias.c (new_type_alias): Remove references to
12128 sub-variables from comment.
12129 * tree-ssa-operands.c (swap_tree_operands): Likewise.
12131 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12133 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
12134 attribute to 1 only for insertps alternative.
12136 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12138 * config/bfin/bfin.md (loadbytes): New pattern.
12139 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
12140 (bfin_init_builtins): Initialize it.
12141 (bdesc_1arg): Add it.
12143 2008-05-15 Sa Liu <saliu@de.ibm.com>
12145 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
12146 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
12147 * testsuite/lib/target-supports.exp: Add
12148 check_effective_target_fortran_integer_16.
12150 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12152 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
12153 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
12154 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
12155 (TARGET_RETURN_IN_MEMORY): Define.
12157 2008-05-15 Richard Guenther <rguenther@suse.de>
12159 PR middle-end/36244
12160 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
12161 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
12162 represent unmodifiable vars.
12164 2008-05-15 Richard Guenther <rguenther@suse.de>
12166 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
12167 INDIRECT_REF and TARGET_MEM_REF.
12168 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
12171 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12172 H.J. Lu <hongjiu.lu@intel.com>
12174 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
12175 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
12176 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
12177 insn alternatives. Add missing alternatives.
12178 (*vec_concatv2di_rex64_sse4_1): Likewise.
12179 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
12180 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
12181 Require TARGET_SSE.
12183 2008-05-15 Richard Guenther <rguenther@suse.de>
12185 PR tree-optimization/36009
12186 PR tree-optimization/36204
12187 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
12188 (determine_invariantness_stmt): Record the loop a store is
12189 always executed in.
12190 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
12193 2008-05-15 Richard Guenther <rguenther@suse.de>
12195 PR tree-optimization/34330
12196 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
12197 through the pointer will alias the SMT.
12199 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
12201 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
12203 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
12205 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
12207 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12208 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12210 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
12211 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
12212 (vashl_optab): New optab for vector/vector shifts.
12213 (vashr_optab): Ditto.
12214 (vlshr_optab): Ditto.
12215 (vrotl_optab): Ditto.
12216 (vrotr_optab): Ditto.
12217 (optab_subtype): New enum for optab_for_tree_code call.
12218 (optab_for_tree_code): Add enum optab_subtype argument.
12220 * optabs.c (optab_for_tree_code): Take an additional argument to
12221 distinguish between a vector shift by a scalar and vector shift by
12222 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
12223 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
12224 vector shift by a vector.
12225 (expand_widen_pattern_expr): Pass additional argument to
12226 optab_for_tree_code.
12228 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
12229 vrotl_optab, vrotr_optab.
12231 * expr.c (expand_expr_real_1): Update calls to
12232 optab_for_tree_code to distinguish between vector shifted by a
12233 scalar and vector shifted by a vector.
12234 * tree-vectorizer.c (supportable_widening_operation): Ditto.
12235 (supportable_narrowing_operation): Ditto.
12236 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
12237 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
12238 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
12239 (vect_create_epilog_for_reduction): Ditto.
12240 (vectorizable_reduction): Ditto.
12241 (vectorizable_operation): Ditto.
12242 (vect_strided_store_supported): Ditto.
12243 (vect_strided_load_supported): Ditto.
12244 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12245 * expmed.c (expand_shift): Ditto.
12247 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
12249 (ashr@var{m}3): Ditto.
12250 (vashl@var{m}3): Document new vector/vector shift standard name.
12251 (vashr@var{m}3): Ditto.
12252 (vlshr@var{m}3): Ditto.
12253 (vrotl@var{m}3): Ditto.
12254 (vrotr@var{m}3): Ditto.
12256 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
12257 (PPERM_INVERT): Ditto.
12258 (PPERM_REVERSE): Ditto.
12259 (PPERM_REV_INV): Ditto.
12260 (PPERM_ZERO): Ditto.
12261 (PPERM_ONES): Ditto.
12262 (PPERM_SIGN): Ditto.
12263 (PPERM_INV_SIGN): Ditto.
12264 (PPERM_SRC1): Ditto.
12265 (PPERM_SRC2): Ditto.
12267 * config/i386/sse.md (mulv2di3): Add SSE5 support.
12268 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
12269 allows a memory operand to be the value being added, and split it
12270 to improve vectorization.
12271 (sse5_pmacsdqh_mem): Ditto.
12272 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
12273 (sse5_mulv2div2di3_high): Ditto.
12274 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
12275 (vec_pack_trunc_v4si): Ditto.
12276 (vec_pack_trunc_v2di): Ditto.
12277 (sse5_pcmov_<mode>): Remove code that tried to use use
12278 andps/andnps instead of pcmov.
12279 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
12280 pmacsdqh instructions.
12281 (vec_widen_smult_lo_v4si): Ditto.
12283 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
12284 (PPERM_INVERT): Ditto.
12285 (PPERM_REVERSE): Ditto.
12286 (PPERM_REV_INV): Ditto.
12287 (PPERM_ZERO): Ditto.
12288 (PPERM_ONES): Ditto.
12289 (PPERM_SIGN): Ditto.
12290 (PPERM_INV_SIGN): Ditto.
12291 (PPERM_SRC1): Ditto.
12292 (PPERM_SRC2): Ditto.
12293 (ix86_expand_sse_movcc): Move the SSE5 test after the if
12295 (ix86_expand_int_vcond): If SSE5 generate all possible integer
12297 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
12298 says ignore whether the last reference is a memory operand.
12300 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12301 Paolo Bonzini <bonzini at gnu dot org>
12303 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
12306 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
12307 (vlshr<mode>3): Rename from vlshr<mode>3.
12308 (vashr<mode>3): Rename from vashr<mode>3.
12309 (mulv4sf3): Change the names of vector shift patterns.
12313 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
12316 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
12341 * config/spu/spu.md (v): New iterator macro to add v for vector types.
12342 (floatunssidf2_internal): Change vector/vector shift names.
12343 (floatunsdidf2_internal): Ditto.
12350 (vashl<mode>3): Rename from ashl<mode>3.
12351 (vashr<mode>3): Rename from ashr<mode>3.
12352 (vlshr<mode>3): Rename from lshr<mode>3.
12353 (vrotl<mode>3): Rename from rotl<mode>3.
12355 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12358 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
12359 multiply gives the wrong value when doing widening multiplies.
12360 (vec_widen_smult_lo_v4si): Ditto.
12362 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12364 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
12365 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
12366 emit_library_call_value.
12367 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
12368 * tree.h (ECF_LIBCALL_BLOCK): Removed.
12369 * calls.c (initialize_argument_information, precompute_arguments,
12370 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
12371 (precompute_arguments): Removed flags parameter.
12372 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
12374 2008-05-14 Richard Guenther <rguenther@suse.de>
12376 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
12377 Make sure to register the store if the use is a PHI_NODE.
12379 2008-05-14 Olivier Hainque <hainque@adacore.com>
12381 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
12382 memory if the component is to be referenced in BLKmode according
12383 to get_inner_reference.
12385 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
12387 * calls.c (emit_library_call_value_1): Restore code clearing
12388 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
12390 2008-05-14 Olivier Hainque <hainque@adacore.com>
12391 Nicolas Roche <roche@adacore.com>
12393 * configure.ac: Add support for a "gcc_subdir" variable in
12394 config-lang.in, to denote a subdirectory where the language/GCC
12395 integration files are to be found.
12396 * configure: Regenerate.
12398 2008-05-14 Ira Rosen <irar@il.ibm.com>
12400 PR tree-optimization/36098
12401 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
12402 value for the first load in the group in case of a gap.
12403 (vect_build_slp_tree): Check that there are no gaps in loads.
12405 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12407 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
12408 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
12409 expand_copysign_bit, ): Change call to emit_no_conflict_block to
12410 emit_insn and remove unneeded code to construct extra args.
12411 (emit_no_conflict_block): Removed.
12412 * optabls.h: (emit_no_conflict_block): Removed.
12413 * cse.c (cse_extended_basic_block): Remove search for
12414 REG_NO_CONFLICT note.
12415 * global.c: Removed incorrect comment added in revision 117.
12416 * expr.c (convert_move): Change call to emit_no_conflict_block to
12418 * recog.c: Change comments so that they do not mention
12420 * local_alloc.c (combine_regs): Removed last parameter.
12421 (no_conflict_p): Removed.
12422 (block_alloc): Removed note, no_conflict_combined_regno and set
12423 local vars. Removed all code to process REG_NO_CONFLICT blocks.
12424 (combine_regs): Removed already_dead and code to look for
12425 REG_NO_CONFLICT notes.
12426 * lower_subreg (remove_retval_note): Removed code to look for
12427 REG_NO_CONFLICT block.
12428 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
12429 (resolve_clobber): Remove code to process libcalls that have
12430 REG_NO_CONFLICT notes.
12431 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
12433 * combine.c (can_combine_p, distribute_notes): Removed
12434 REG_NO_CONFLICT case.
12435 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
12437 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
12438 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
12440 * reg-notes.def (NO_CONFLICT): Removed.
12442 2008-05-14 David S. Miller <davem@davemloft.net>
12444 * config/sparc/sparc.c (sparc_profile_hook): If
12445 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
12446 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
12447 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12449 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
12451 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
12453 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
12456 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
12457 and op1 expansion before vector concat to have less live pseudos.
12459 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
12461 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
12462 ix86_expand_vector_set if supported.
12464 2008-05-13 Diego Novillo <dnovillo@google.com>
12465 Kenneth Zadeck <zadeck@naturalbridge.com>
12467 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
12469 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
12470 phinodes_print_statistics, init_ssanames, fini_ssanames,
12471 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
12472 release_ssa_name, release_defs, replace_ssa_name_symbol,
12473 ssanames_print_statistics): Move ...
12474 * tree-flow.h: ... here.
12475 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
12476 Use FN instead of cfun.
12477 (make_ssa_name_fn): Rename from make_ssa_name.
12478 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
12479 * tree-flow-inline.h (make_ssa_name): Move from
12480 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
12481 * omp-low.c (expand_omp_parallel):
12482 * tree-flow-inline.h (redirect_edge_var_map_result):
12483 * tree-ssa.c (init_tree_ssa): Add argument FN.
12484 Use it instead of cfun. Update all users.
12486 2008-05-13 Tom Tromey <tromey@redhat.com>
12488 PR preprocessor/22168:
12489 * doc/cpp.texi (Top): Update menu.
12490 (Alternatives to Wrapper #ifndef): New node.
12491 (Other Directives): Document deprecation.
12492 (Obsolete Features): Remove menu.
12493 (Assertions): Merge node into Obsolete Features.
12494 (Obsolete once-only headers): Move earlier; rename to Alternatives
12495 to Wrapper #ifndef.
12496 * doc/cppopts.texi: Update.
12497 * c.opt (Wdeprecated): Enable for C and ObjC.
12498 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
12499 (C++ Dialect Options): Move -Wno-deprecated from here to...
12500 (Warning Options): ... here.
12502 2008-05-13 Richard Guenther <rguenther@suse.de>
12504 PR middle-end/36227
12505 * fold-const.c (fold_sign_changed_comparison): Do not allow
12506 changes in pointer-ness.
12508 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12511 * config/sh/sh.c (sh_expand_prologue): Don't clear
12512 RTX_FRAME_RELATED_P for push insns.
12514 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
12516 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
12518 2008-05-12 Anatoly Sokolov <aesok@post.ru>
12520 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
12521 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
12522 Use 'machine->is_leaf' instead of 'leaf_func_p'.
12524 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
12526 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
12527 (*vec_concatv4sf_sse): This.
12528 (*sse2_concatv2si): Renamed to ...
12529 (*vec_concatv2si_sse2): This.
12530 (*sse1_concatv2si): Renamed to ...
12531 (*vec_concatv2si_sse): This.
12532 (*vec_concatv2di_rex): Renamed to ...
12533 (*vec_concatv2di_rex64): This.
12534 (*vec_concatv2si_sse4_1): New.
12535 (*vec_concatv2di_rex64_sse4_1): Likewise.
12537 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
12539 PR rtl-optimization/36111
12540 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
12541 that was created for swappable operands.
12543 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
12546 * Makefile.in: Substitute GNATMAKE and GNATBIND.
12547 * configure.ac: Add call to ACX_PROG_GNAT.
12549 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
12551 * optc-gen.awk: Fix comment typo.
12553 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12555 * pretty-print.c (pp_integer_with_precision): Use
12556 HOST_LONG_LONG_FORMAT.
12558 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
12560 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
12562 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
12564 * config/i386/i386.c (bdesc_ptest): Removed.
12565 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
12566 (bdesc_args): Add __builtin_ia32_ptestz128,
12567 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
12568 (ix86_init_mmx_sse_builtins): Updated.
12569 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
12570 (ix86_expand_builtin): Updated.
12572 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
12574 * tree-cfg.c (valid_fixed_convert_types_p): New function.
12575 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
12577 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
12579 * value-prof.c (interesting_stringop_to_profile): Do not
12580 return early for BUILT_IN_MEMPCPY.
12582 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
12584 * calls.c (expand_call): Don't use callgraph to increase
12585 preferred_stack_boundary.
12587 * cgraph.h (cgraph_rtl_info): Use unsigned on
12588 preferred_incoming_stack_boundary.
12590 * final.c (rest_of_clean_state): Use unsigned on
12591 preferred_stack_boundary.
12593 2008-05-09 Tom Tromey <tromey@redhat.com>
12595 PR preprocessor/22231:
12596 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
12599 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
12601 PR tree-optimization/36129
12602 * tree-ssa-ccp.c: Include value-prof.h.
12603 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
12604 built-in function was folded to a constant.
12605 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
12607 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
12608 Sebastian Pop <sebastian.pop@amd.com>
12610 * tree-scalar-evolution.c: Document instantiate_scev.
12611 (instantiate_parameters_1): Renamed instantiate_scev_1.
12612 Don't use the same loop for instantiation_loop and evolution_loop.
12613 (instantiate_scev): New.
12614 (instantiate_parameters): Moved...
12615 (resolve_mixers): Update call to instantiate_scev_1 to pass the
12616 same loop twice. Maintains the semantics for this function.
12617 * tree-scalar-evolution.h (instantiate_scev): Declare.
12618 (instantiate_parameters): ...here. Now static inline.
12619 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
12620 instead of resolve_mixers.
12622 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
12624 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
12626 2008-05-09 Tomas Bily <tbily@suse.cz>
12628 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
12629 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
12630 * tree-ssa-structalias.c (get_constraint_for): Likewise.
12631 * c-common.c (c_common_truthvalue_conversion): Likewise.
12632 * tree-object-size.c (compute_object_offset): Likewise.
12633 * tree-inline.c (estimate_num_insns_1): Likewise.
12634 * varasm.c (const_hash_1, compare_constant, copy_constant)
12635 (compute_reloc_for_constant, output_addressed_constants)
12636 (initializer_constant_valid_p): Likewise.
12637 * c-omp.c (check_omp_for_incr_expr): Likewise.
12638 * gimplify.c (gimplify_expr): Likewise.
12639 * c-typeck.c (c_finish_return): Likewise.
12640 * tree-vectorizer.c (supportable_widening_operation)
12641 (supportable_narrowing_operation): Likewise.
12642 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
12643 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
12644 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
12645 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
12646 (descr_info_loc): Likewise.
12647 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
12648 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
12649 (fold_unary): Likewise.
12650 * builtins.c (get_pointer_alignment): Likewise.
12651 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
12652 (instantiate_parameters_1): Likewise.
12653 * tree.c (expr_align, stabilize_reference): Likewise.
12654 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
12655 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
12656 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
12657 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
12658 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
12659 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
12661 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
12662 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
12663 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
12664 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
12665 (forward_propagate_comparison)
12666 (tree_ssa_forward_propagate_single_use_vars): Likewise.
12667 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
12668 * emit-rtl.c (component_ref_for_mem_expr)
12669 (set_mem_attributes_minus_bitpos): Likewise.
12670 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
12671 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
12673 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
12674 (build_function_call, pointer_diff, build_compound_expr)
12675 (c_finish_return): Likewise.
12676 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
12677 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
12679 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
12680 * expr.c (is_aligning_offset): Likewise.
12681 * tree-ssa-alias.c (is_escape_site): Likewise.
12682 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
12683 (check_all_va_list_escapes): Likewise.
12684 * tree-ssa-loop-ivopts.c (determine_base_object)
12685 (determine_common_wider_type): Likewise.
12686 * dojump.c (do_jump): Likewise.
12687 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
12688 * tree-gimple.c (is_gimple_cast): Likewise.
12689 * fold-const.c (decode_field_reference, )
12690 (fold_sign_changed_comparison, fold_unary, fold_comparison)
12691 (fold_binary): Likewise.
12692 * tree-ssa-alias-warnings.c (find_alias_site_helper)
12693 (already_warned_in_frontend_p): Likewise.
12694 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
12695 * tree.c (really_constant_p, get_unwidened): Likewise.
12696 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
12697 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
12698 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
12700 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
12702 (CONVERT_EXPR_P): Define.
12703 (CASE_CONVERT): Define.
12705 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
12707 PR middle-end/36117
12708 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
12709 (delete_unmarked_insns): When deleting a call, call
12710 delete_unreachable_blocks.
12711 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
12712 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
12714 2008-05-08 Richard Guenther <rguenther@suse.de>
12716 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
12717 (-ftree-salias): Likewise.
12718 (salias-max-implicit-fields): Remove param documentation.
12719 (salias-max-array-elements): Likewise.
12720 * tree-pass.h (pass_create_structure_vars): Remove.
12721 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
12722 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
12723 * tree-ssa-alias.c (create_structure_vars): Remove.
12724 (gate_structure_vars): Likewise.
12725 (pass_create_structure_vars): Likewise.
12726 (gate_build_alias): Likewise.
12727 (pass_build_alias): Adjust to run always and dump the function.
12728 * common.opt (ftree-salias): Hide.
12729 * passes.c (init_optimization_passes): Remove
12730 pass_create_structure_vars, adjust comment.
12731 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
12732 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
12733 * opts.c (decode_options): Do not set flag_tree_salias.
12734 (common_handle_option): Add OPT_ftree_salias to the backward
12735 compatibility section.
12737 2008-05-08 Richard Guenther <rguenther@suse.de>
12739 * tree-flow-inline.h (var_can_have_subvars): Move ...
12740 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
12741 * tree-flow.h (var_can_have_subvars): Remove.
12742 (push_fields_onto_fieldstack): Remove.
12743 (sort_fieldstack): Likewise.
12744 (struct fieldoff): Move ...
12745 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
12746 alias_set and base_for_components fields.
12747 (sort_fieldstack): Make static.
12748 (push_fields_onto_fieldstack): Likewise. Remove code that
12749 handles anything but RECORD_TYPEs. Remove alias_set and
12750 base_for_components handling.
12751 (create_variable_info_for): Adjust.
12753 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
12755 * common.opt (Wframe-larger-than=): Shorten the help message
12757 * doc/invoke.texi (Wframe-larger-than=): Add more description.
12759 2008-05-08 Rafael Espindola <espindola@google.com>
12761 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
12763 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
12764 trap and that both operands are gimple values.
12765 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
12766 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
12769 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
12771 * read-rtl.c (join_c_conditions): Return the first string if the
12772 two strings are equal.
12774 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
12776 * gensupport.h (pred_data): Add a "num_codes" field.
12777 (add_predicate_code): Declare.
12778 * gensupport.c (add_predicate_code): New function.
12779 (std_pred_table): Add an "allows_const_p" field.
12780 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
12781 Remove the (incomplete) list of such codes from the codes field.
12782 (init_predicate_table): Use add_predicate_code. Add all
12783 RTX_CONST_OBJs if allows_const_p is true.
12784 * genrecog.c (process_define_predicate): Use add_predicate_code.
12786 2008-05-08 David Daney <ddaney@avtrex.com>
12787 Richard Sandiford <rsandifo@nildram.co.uk>
12789 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
12790 special case of constant zero operands.
12791 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
12792 old and new values. Special case constant zero values.
12793 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
12795 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
12796 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
12798 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
12801 * simplify-rtx.c (simplify_plus_minus): Create CONST of
12802 similar RTX_CONST_OBJ before CONST_INT.
12804 2008-05-08 Steve Ellcey <sje@cup.hp.com>
12806 * stmt.c (expand_stack_restore): Change sa mode if needed.
12808 2008-05-08 Richard Guenther <rguenther@suse.de>
12810 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
12811 return type to bool.
12812 (ix86_sol10_return_in_memory): Likewise.
12813 (ix86_i386elf_return_in_memory): Likewise.
12814 (ix86_i386interix_return_in_memory): Likewise.
12815 * config/i386/i386.c (ix86_return_in_memory): Likewise.
12816 (ix86_sol10_return_in_memory): Likewise.
12817 (ix86_i386elf_return_in_memory): Likewise.
12818 (ix86_i386interix_return_in_memory): Likewise.
12820 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
12823 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
12825 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
12826 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
12829 2008-05-08 Richard Guenther <rguenther@suse.de>
12831 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
12832 * tree-data-ref.h (struct dr_alias): Remove subvars field.
12833 (DR_SUBVARS): Remove.
12834 * tree-dfa.c (dump_subvars_for): Remove.
12835 (debug_subvars_for): Likewise.
12836 (dump_variable): Do not dump subvars.
12837 (remove_referenced_var): Do not remove subvars.
12838 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
12839 (lookup_subvars_for_var): Remove.
12840 (get_subvars_for_var): Likewise.
12841 (get_subvars_at): Likewise.
12842 (get_first_overlapping_subvar): Likewise.
12843 (overlap_subvar): Likewise.
12844 * tree-flow.h (subvar_t): Remove.
12845 (struct var_ann_d): Remove subvars field.
12846 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
12847 argument. Remove special handling of SFTs.
12848 (compute_tag_properties): Likewise.
12849 (set_initial_properties): Likewise.
12850 (compute_call_clobbered): Likewise.
12851 (count_mem_refs): Likewise.
12852 (compute_memory_partitions): Likewise.
12853 (compute_flow_insensitive_aliasing): Likewise.
12854 (setup_pointers_and_addressables): Likewise.
12855 (new_type_alias): Likewise.
12856 (struct used_part): Remove.
12857 (used_portions): Likewise.
12858 (struct used_part_map): Likewise.
12859 (used_part_map_eq): Likewise.
12860 (used_part_map_hash): Likewise.
12861 (free_used_part_map): Likewise.
12862 (up_lookup): Likewise.
12863 (up_insert): Likewise.
12864 (get_or_create_used_part_for): Likewise.
12865 (create_sft): Likewise.
12866 (create_overlap_variables_for): Likewise.
12867 (find_used_portions): Likewise.
12868 (create_structure_vars): Likewise.
12869 * tree.def (STRUCT_FIELD_TAG): Remove.
12870 * tree.h (MTAG_P): Adjust.
12871 (struct tree_memory_tag): Remove base_for_components and
12872 unpartitionable flags.
12873 (struct tree_struct_field_tag): Remove.
12874 (SFT_PARENT_VAR): Likewise.
12875 (SFT_OFFSET): Likewise.
12876 (SFT_SIZE): Likewise.
12877 (SFT_NONADDRESSABLE_P): Likewise.
12878 (SFT_ALIAS_SET): Likewise.
12879 (SFT_UNPARTITIONABLE_P): Likewise.
12880 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
12881 (union tree_node): Remove sft field.
12882 * alias.c (get_alias_set): Remove special handling of SFTs.
12883 * print-tree.c (print_node): Remove handling of SFTs.
12884 * tree-dump.c (dequeue_and_dump): Likewise.
12885 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
12886 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
12887 * tree-predcom.c (set_alias_info): Do not set subvars.
12888 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
12889 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
12890 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
12891 (add_vars_for_offset): Remove.
12892 (add_virtual_operand): Remove special handling of SFTs.
12893 (add_call_clobber_ops): Likewise.
12894 (add_call_read_ops): Likewise.
12895 (get_asm_expr_operands): Likewise.
12896 (get_modify_stmt_operands): Likewise.
12897 (get_expr_operands): Likewise.
12898 (add_to_addressable_set): Likewise.
12899 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
12900 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
12901 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
12902 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
12903 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
12904 (tree_node_structure): Likewise.
12905 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
12907 (find_what_p_points_to): Likewise.
12909 2008-05-08 Sa Liu <saliu@de.ibm.com>
12911 * config/spu/spu.md: Fixed subti3 pattern.
12913 2008-05-08 Richard Guenther <rguenther@suse.de>
12915 PR middle-end/36154
12916 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
12917 sure to create a representative for trailing arrays for PTA.
12919 2008-05-08 Richard Guenther <rguenther@suse.de>
12921 PR middle-end/36172
12922 * fold-const.c (operand_equal_p): Two objects which types
12923 differ in pointerness are not equal.
12925 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
12927 * calls.c (compute_argument_block_size): Add argument tree fndecl.
12928 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
12929 (emit_library_call_value_1): Add new variable fndecl initialized by
12930 NULL_TREE. It should be the decl type of orgfun, but this information
12931 seems not to be available here, so it uses the default calling abi.
12932 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
12933 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
12934 by TARGET_RETURN_IN_MEMORY.
12935 * config/i386/i386-interix.h: Likewise.
12936 * config/i386/i386.h: Likewise.
12937 * config/i386/i386elf.h: Likewise.
12938 * config/i386/ptx4-i.h: Likewise.
12939 * config/i386/sol2-10.h: Likewise.
12940 * config/i386/sysv4.h: Likewise.
12941 * config/i386/vx-common.h: Likewise.
12942 * config/cris/cris.h: Removed #if 0 clause.
12943 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
12944 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
12946 (ix86_sol10_return_in_memory): Likewise.
12947 (ix86_i386elf_return_in_memory): New.
12948 (ix86_i386interix_return_in_memory): New.
12949 * config/mt/mt-protos.h (mt_return_in_memory): New.
12950 * config/mt/mt.c: Likewise.
12951 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
12952 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
12953 * config/bfin/bfin.h: Likewise.
12954 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
12956 * config/bfin/bfin.c: Likewise.
12957 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
12958 * config/alpha/unicosmk.h: Likewise.
12959 * config/i386/cygming.h: Likewise.
12960 * config/iq2000/iq2000.h: Likewise.
12961 * config/mips/mips.h: Likewise.
12962 * config/mn10300/mn10300.h: Likewise.
12963 * config/rs6000/rs6000.h: Likewise.
12964 * config/score/score.h: Likewise.
12965 * config/spu/spu.h: Likewise.
12966 * config/v850/v850.h: Likewise.
12967 * defaults.h: Likewise.
12968 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
12969 * expr.c (emit_block_move): Adjust use of
12970 OUTGOING_REG_PARM_STACK_SPACE.
12971 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
12972 OUTGOING_REG_PARM_STACK_SPACE.
12973 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
12975 2008-05-08 Jakub Jelinek <jakub@redhat.com>
12977 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
12978 on OMP_RETURN for OMP_FOR.
12981 * dwarf2out.c (dw_expand_expr, common_check): Removed.
12982 (fortran_common): New function.
12983 (gen_variable_die): Call fortran_common instead of common_check,
12984 adjust for it returning tree instead of rtx. Formatting.
12986 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
12990 * see.c (see_copy_insn): Copy new pure const attributes for new call.
12991 * c-decl.c (merge_decls): Ditto.
12992 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
12993 to RTL_CONST_OR_PURE_CALL_P.
12994 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
12995 Initialized DECL_LOOPING_CONST_PURE.
12996 (process_call_operands): Set tree_side_effects properly.
12997 * tree.h (TREE_READONLY_DECL_P): Removed.
12998 (DECL_IS_PURE): Renamed to DECL_PURE_P.
12999 (DECL_LOOPING_OR_CONST_P): New macro.
13000 (struct tree_function_decl): Added looping_const_or_pure_p.
13001 (ECF_*) Renumbered.
13002 (ECF_LOOPING_OR_CONST_P): New macro.
13003 * rtlanal.c (pure_const_p): Removed.
13004 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
13005 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
13006 to RTL_CONST_CALL_P.
13007 * ipa-pure-const.c (pure_const_state_e): Added looping field.
13008 (check_decl, check_tree, check_call, scan_function): Initialize
13010 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
13011 (static_execute): Set looping true for recursive functions.
13012 Undo setting state to IPA_NEITHER for recursive functions.
13013 * cse.c (cse_insn):
13014 * ifcvt.c (noce_can_store_speculate_p): Changed
13015 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
13016 RTL_CONST_OR_PURE_CALL_P.
13017 * dse.c (scan_insn): Ditto.
13018 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
13019 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
13020 RTL_CONST_OR_PURE_CALL_P.
13021 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
13022 pure_call_p to RTL_CONST_CALL_P.
13023 * gimplify.c (gimplify_call_expr): Clear side effects for
13024 non-looping pure and constant calls.
13025 * calls.c (emit_call_1): Set rtl flags from ecf flags.
13026 (flags_from_decl_or_type): Set ecf flags from decl flags.
13027 (initialize_argument_information): Turn off
13028 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
13029 Change const to pure if callee_copies is true rather than just
13031 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
13032 way of marking pure calls.
13033 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
13034 Remove hack that was supposed to fix pr7335 and remove old
13035 way of marking pure calls.
13036 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
13037 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
13038 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
13039 RTL_CONST_OR_PURE_CALL_P.
13040 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
13041 * loop-invariant.c (find_exits, find_invariant_bb): Changed
13042 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
13043 * sched-deps.c (schedule_analyze): Ditto.
13044 * rtl.h (struct rtx_def): Use call field, unchanging field, and
13045 return_val field of calls to represent pure and const function info.
13046 (CONST_OR_PURE_CALL_P): Deleted macro.
13047 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13048 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
13049 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
13051 * tree-optimize.c (execute_fixup_cfg): Added test for
13052 ECF_LOOPING_CONST_OR_PURE.
13053 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
13055 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
13056 effects for looping pure or const calls.
13057 (verify_gimple_expr): Added verification code.
13058 * config/alpha/alpha.c (alpha_legitimize_address,
13059 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
13061 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
13062 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
13063 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
13064 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
13065 RTL_CONST_OR_PURE_CALL_P.
13066 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
13067 and const calls to be deleted.
13069 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13072 * config/i386/mmx.md (mmx_subv2sf3): New expander.
13073 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
13074 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
13075 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13076 to handle nonimmediate operands.
13077 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
13078 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
13079 to handle nonimmediate operands.
13080 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
13081 (mmx_pmulhrwv4hi3): New expander. Use
13082 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13083 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
13084 (sse2_umulv1siv1di3): New expander. Use
13085 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13086 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
13087 (mmx_eq<mode>3): New expander. Use
13088 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13089 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
13090 (mmx_uavgv8qi3): New expander. Use
13091 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13092 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
13093 (mmx_uavgv4hi3): New expander. Use
13094 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13096 * config/i386/sse.md
13097 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
13098 to handle nonimmediate operands.
13099 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
13100 to handle nonimmediate operands.
13101 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
13102 to handle nonimmediate operands.
13103 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
13104 to handle nonimmediate operands.
13105 (sse2_unpckhpd_exp): New expander. Use
13106 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13107 (sse2_unpcklpd_exp): New expander. Use
13108 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13109 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
13110 to handle nonimmediate operands.
13111 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
13112 to handle nonimmediate operands.
13113 (*sse2_<plusminus_insn><mode>3): Rename from
13114 sse2_<plusminus_insn><mode>3 insn pattern.
13115 (sse2_<plusminus_insn><mode>3): New expander. Use
13116 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13117 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
13118 (sse2_umulv2siv2di3): New expander. Use
13119 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13120 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
13121 (sse4_1_mulv2siv2di3): New expander. Use
13122 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13123 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
13124 (sse2_pmaddwd): New expander. Use
13125 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13126 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
13127 (sse2_eq<mode>3): New expander. Use
13128 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13129 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
13130 (sse4_1_eqv2di3): New expander. Use
13131 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13132 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13133 (sse2_uavgv16qi3): New expander. Use
13134 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13135 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13136 (sse2_uavgv16qi3): New expander. Use
13137 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13138 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
13139 (sse2_uavgv8hi3): New expander. Use
13140 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13141 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
13142 (ssse3_pmulhrswv8hi3): New expander. Use
13143 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13144 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
13145 (ssse3_pmulhrswv4hi3): New expander. Use
13146 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13148 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
13149 (<sse>_vmmul<mode>3): Ditto.
13150 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
13152 (ssse3_pmaddubsw128): Use register_operand for operand 1.
13153 (ssse3_pmaddubsw): Ditto.
13155 * config/i386/i386.c (struct_builtin_description)
13156 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
13157 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
13158 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
13159 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
13160 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
13161 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
13162 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
13163 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
13164 (ix86_fixup_binary_operands): Assert that src1
13165 and src2 must have the same mode when swapped.
13166 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
13167 and ix86_binary_operator_ok. Do not force operands in registers
13170 2008-05-07 Jan Hubicka <jh@suse.cz>
13172 * cgraph.c (dump_cgraph_node): Update.
13173 * cgraph.h (cgraph_local_info): Break out inline summary.
13174 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
13176 * ipa-inline (inline_summary): New accestor function.
13177 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
13178 cgraph_decide_inlining, compute_inline_parameters): Update.
13179 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
13181 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13183 Cleanup ColdFire scheduling support and add V4 pipeline model.
13185 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
13186 (define_attr cpu): Add cfv4 value.
13187 (define_attr type, define_attr type1): Merge into a single 'type'
13188 attribute. Update all uses.
13189 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
13190 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
13192 (define_attr opx_mem, define_attr opy_mem): Remove.
13193 (define_attr op_mem): Clean up, update comment.
13194 (define_attr size): Use specific values instead of general int.
13195 (define_attr guess, define_attr split): Remove. Update all uses.
13196 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
13197 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
13198 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
13199 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
13200 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
13201 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
13202 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
13203 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
13204 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
13205 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
13206 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
13207 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
13208 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
13209 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
13210 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
13211 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
13212 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
13213 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
13214 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
13215 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
13216 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
13217 Update or set attributes.
13218 (stack_tie): New fake instruction.
13220 * config/m68k/m68k.h (TUNE_CFV4): New macro.
13221 (m68k_sched_attr_size): Update declaration.
13222 (m68k_sched_attr_type2): Remove.
13223 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
13224 Declare new bypass predicates.
13226 * config/m68k/m68k.c (m68k_sched_issue_rate,
13227 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
13229 (TARGET_SCHED_ISSUE_RATE,
13230 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
13231 (override_options): Handle scheduling for ColdFire V4 core.
13232 (m68k_expand_prologue): Emit stack_tie.
13233 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
13234 'OP_TYPE_FPN'. Update all uses.
13235 (sched_guess_p): Remove.
13236 (sched_address_type): Handle symbolic addresses.
13237 (sched_get_operand): New static function.
13238 (sched_operand_type): Merge into sched_attr_op_type.
13239 (sched_attr_op_type): Handle FP registers, handle quick constants,
13241 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
13242 (m68k_sched_attr_size): Update. Move logic to ...
13243 (sched_get_attr_size_int): New static function.
13244 (sched_get_opxy_mem_type): New static function.
13245 (m68k_sched_attr_op_mem): Update.
13246 (m68k_sched_attr_type2): Remove.
13247 (sched_cfv4_bypass_data): New static variable.
13248 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
13249 (m68k_sched_issue_rate): Implement scheduler hook.
13250 (struct _sched_ib: enabled_p): New field.
13251 (m68k_sched_variable_issue): Update. Handle V4.
13252 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
13253 sched_dump_class_func_t, sched_dump_split_class,
13254 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
13255 sched_dump_dfa_class, m68k_sched_dump): Remove.
13256 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
13258 (m68k_sched_init_global): Remove statisctics dumping, introduce
13259 sanity check that all instructions have pipeline reservations. Handle
13261 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
13262 Handle ColdFire V4 core.
13263 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
13264 New static functions.
13265 (m68k_sched_address_bypass_p): New bypass predicate.
13266 (sched_get_indexed_address_scale): New static function.
13267 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
13269 * cf.md: Update comments.
13270 (define_attr type2): Remove. Use 'type' attribute instead.
13272 (cf_ib): Rename to cfv123_ib. Update all uses.
13273 (cf_oep): Rename to cfv123_oep. Update all uses.
13274 (cf_chr): Rename to cfv123_chr. Update all uses.
13275 (cf_mem): Rename to cfv123_mem. Update all uses.
13276 (cf_mac): Move to more appropriate place.
13277 (cfv123_guess): New automaton and cpu_unit.
13278 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
13279 Update uses of 'size' attribute. Handle before reload scheduling.
13280 (cfv123_guess): New dummy reservation for unhandled instructions.
13281 (cfv4_*): Pipeline description of ColdFire V4 core.
13282 (ignore): New reservation to handle 'ignore' type.
13284 2008-05-07 Ian Lance Taylor <iant@google.com>
13286 PR middle-end/36013
13287 * gimplify.c (find_single_pointer_decl_1): Don't look through
13289 (find_single_pointer_decl): Adjust comments.
13291 2008-05-07 Jakub Jelinek <jakub@redhat.com>
13293 PR middle-end/36137
13294 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
13295 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
13297 PR middle-end/36106
13298 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
13299 integral type rather than floating point, then VIEW_CONVERT_EXPR
13300 to the floating point type.
13302 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13304 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
13305 TFmode op0 to register.
13307 2008-05-07 Alan Modra <amodra@bigpond.net.au>
13309 * c-decl.c (grokdeclarator): Comment typo.
13311 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
13313 * tree-flow.h: Remove prototype for computed_goto_p.
13314 * tree-cfg.c (computed_goto_p): Make static.
13316 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
13319 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
13320 (contains_aligned_value_p): This. Handle _Decimal128.
13321 (ix86_function_arg_boundary): Only align _Decimal128 to its
13322 natural boundary and handle it properly.
13324 2008-05-06 Martin Jambor <mjambor@suse.cz>
13326 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
13327 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
13328 (ipcp_method_set_orig_node): Removed.
13329 (ipcp_cval_get_cvalue_type): Removed.
13330 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
13331 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
13332 (ipcp_cval_set_cvalue_type): Removed.
13333 (ipcp_cval_get_cvalue): Removed.
13334 (ipcp_cval_set_cvalue): Removed.
13335 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
13336 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
13337 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
13338 (ipcp_cval_meet): Renamed to ipa_lattice_meet
13339 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
13340 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
13341 (ipcp_get_ith_lattice): Changed parameters.
13342 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
13343 (ipcp_lattice_from_jfunc): Changed parameters.
13344 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
13345 (ipcp_method_cval_print): Added temporary variable info.
13346 (ipcp_redirect): Removed already unused local variable caller.
13347 (ipcp_redirect): New temporary variable orig_callee_info
13348 (ipcp_redirect): Removed newly unused local variable callee.
13349 (ipcp_redirect): Removed (a bit confusing) local variable type.
13350 (ipcp_insert_stage): Added local variable info.
13351 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
13353 (ipcp_formal_create): Removed.
13354 (ipcp_method_cval_set): Removed.
13355 (ipcp_propagate_stage): Renamed lattice variables.
13356 (ipcp_method_cval_set_cvalue_type): Removed.
13357 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
13358 (ipcp_print_all_lattices): Changed printed strings to refer to
13359 lattices rather than cvals.
13360 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
13361 (ipcp_propagate_const): Changed formal parameters.
13362 (build_const_val): Changed formal parameters.
13363 (ipcp_insert_stage): Removed useless variable cvalue
13364 (build_const_val): Changed formal parameters.
13365 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
13366 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
13367 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
13368 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
13369 (ipcp_print_func_profile_counts): Changed string from "method" to
13371 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
13372 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
13373 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
13374 (ipcp_structures_print): Renamed to ipcp_print_all_structures
13375 (ipcp_profile_print): Renamed to ipcp_print_profile_data
13376 (ipcp_lat_is_const): Changed parameters and made inline.
13377 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
13378 (ipcp_redirect): Renamed to ipcp_need_redirect_p
13379 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
13380 the predicate condition directly
13381 (ipcp_propagate_stage): Added local variable args. Removed local
13382 variable callee. (Both are mere code simplifications.)
13383 (ipcp_method_dont_insert_const): Renamed to
13384 ipcp_node_not_modifiable_p.
13385 (ipcp_node_not_modifiable_p): Made inline.
13386 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
13387 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
13388 (ipcp_print_all_lattices): Removed variable cvalue
13389 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
13392 2008-05-06 Olivier Hainque <hainque@adacore.com>
13394 * tree-sra.c (try_instantiate_multiple_fields): Early return
13395 if field has POINTER_TYPE.
13397 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
13399 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
13400 by using 'q' specifier for instruction.
13401 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
13403 2008-05-06 Anatoly Sokolov <aesok@post.ru>
13405 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
13406 Change mode of zero_extract from QImode to HImode.
13407 (sign bit tests peepholes): (Ditto.).
13409 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
13411 * config/i386/mmx.md: Remove double backslashes from asm templates.
13412 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
13413 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13414 to handle nonimmediate operands.
13415 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
13416 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13417 to handle nonimmediate operands.
13418 (*mmx_<code>v2sf3_finite): New insn pattern.
13419 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
13420 (mmx_<code>v2sf3): New expander. Use
13421 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13422 (mmx_<plusminus_insn><mode>3): New expander. Use
13423 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13424 (*mmx_<plusminus_insn><mode>3): New insn pattern.
13425 (mmx_add<mode>3): Removed.
13426 (mmx_ssadd<mode>3): Ditto.
13427 (mmx_usadd<mode>3): Ditto.
13428 (mmx_sub<mode>3): Ditto.
13429 (mmx_sssub<mode>3): Ditto.
13430 (mmx_ussub<mode>3): Ditto.
13431 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
13432 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
13433 to handle nonimmediate operands.
13434 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
13436 (mmx_smulv4hi3_highpart): New expander. Use
13437 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13438 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
13440 (mmx_umulv4hi3_highpart): New expander. Use
13441 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13442 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
13443 (mmx_<code>v4hi3): New expander. Use
13444 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13445 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
13446 (mmx_<code>v8qi3): New expander. Use
13447 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13448 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
13449 (mmx_<code><mode>3): New expander. Use
13450 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13452 2008-05-05 Jan Hubicka <jh@suse.cz>
13454 PR tree-optimization/36118
13455 * passes.c (pass_init_dump_file): Fix dump header.
13457 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13459 PR middle-end/36141
13460 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
13461 VCE for function decls.
13463 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
13465 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
13467 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
13469 * config/i386/i386.md (sat_plusminus): New.
13470 (plusminus_insn): Likewise.
13471 (plusminus_mnemonic): Likewise.
13473 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
13474 (*<addsub><mode>3_cc_overflow): Renamed to ...
13475 (*<plusminus_insn><mode>3_cc_overflow): This.
13476 (*<addsub>si3_zext_cc_overflow): Renamed to ...
13477 (*<plusminus_insn>si3_zext_cc_overflow): This.
13479 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
13480 (<plusminus_insn><mode>3): This.
13481 (*<addsub><mode>3): Renamed to ...
13482 (*<plusminus_insn><mode>3): This.
13483 (<sse>_vm<addsub><mode>3): Renamed to ...
13484 (<sse>_vm<plusminus_insn><mode>3): This.
13485 (sse3_h<addsub>v4sf3): Renamed to ...
13486 (sse3_h<plusminus_insn>v4sf3): This.
13487 (sse3_h<addsub>v2df3): Renamed to ...
13488 (sse3_h<plusminus_insn>v2df3): This.
13489 (<plusminus_insn><mode>3): New.
13490 (*<plusminus_insn><mode>3): Likewise.
13491 (sse2_<plusminus_insn><mode>3): Likewise.
13492 (add<mode>): Removed.
13493 (*add<mode>3): Likewise.
13494 (sse2_ssadd<mode>3): Likewise.
13495 (sse2_usadd<mode>3): Likewise.
13496 (sub<mode>3): Likewise.
13497 (*sub<mode>3): Likewise.
13498 (sse2_sssub<mode>3): Likewise.
13499 (sse2_ussub<mode>3): Likewise.
13501 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
13503 * gthr-single.h: Add in required interface elements as per gthr.h.
13504 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
13505 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
13506 Generalize UNUSED macro.
13507 (__gthread_once): Add.
13508 (__gthread_key_create): Add.
13509 (__gthread_key_delete): Add.
13510 (__gthread_getspecific): Add.
13511 (__gthread_setspecific): Add.
13513 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
13515 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
13516 the same size types for the indirect reference on the rhs, then
13519 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
13521 * config/i386/i386.md
13522 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
13523 one insn template instead of template series.
13524 (*xordi_1_rex64): Ditto.
13525 (*xordi_2_rex64): Ditto.
13527 2008-05-05 Ira Rosen <irar@il.ibm.com>
13529 PR tree-optimization/36119
13530 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
13533 2008-06-04 Jan Hubicka <jh@suse.cz>
13535 tree-optimization/36100
13536 * tree-pass.h (pass_O0_always_inline): Declare.
13537 * ipa-inline.c (inline_transform): Remove dead code.
13538 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
13539 pass_O0_always_inline): New.
13540 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
13542 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
13544 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
13545 mnemonic in this_param move for TARGET_64BIT.
13547 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
13549 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
13550 (*strmovsi_rex_1): Ditto.
13551 (*strsetsi_1): Ditto.
13552 (*strsetsi_rex_1): Ditto.
13554 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
13555 adddicc expanders using SWI mode iterator.
13557 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
13560 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
13563 2008-05-04 David S. Miller <davem@davemloft.net>
13565 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
13566 (sparc*-*-linux*): Use linux.h in tm_file.
13567 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
13568 compiler defaulting to 32-bit.
13569 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
13571 * config/sparc/linux.h: Remove definitions now obtained
13572 properly from linux.h
13573 * config/sparc/linux64.h: Likewise.
13574 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
13575 don't want this setting for 32-bit builds in a biarch compiler.
13576 * doc/install.texi: Add sparc-linux to list of targets
13577 supporting --enable-targets=all.
13579 2008-05-03 Andrew Pinski <pinskia@gmail.com>
13581 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
13583 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
13585 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
13586 after V4SI_FTYPE_V8HI.
13587 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
13588 case V4SI_FTYPE_V2DF.
13590 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
13592 * doc/invoke.texi (max-flow-memory-locations): Removed.
13593 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
13595 2008-05-03 Richard Guenther <rguenther@suse.de>
13597 PR middle-end/34973
13598 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
13600 2008-05-02 David S. Miller <davem@davemloft.net>
13602 * config.gcc (need_64bit_hwint): Document libcpp dependency.
13604 2008-05-02 Simon Baldwin <simonb@google.com>
13607 * c-common.h (warn_array_subscript_range): Removed.
13608 * c-common.c (warn_array_subscript_range): Ditto.
13609 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
13610 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
13612 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
13614 * config/i386/i386.c (ix86_special_builtin_type): New.
13615 (bdesc_special_args): Likewise.
13616 (ix86_expand_special_args_builtin): Likewise.
13617 (ix86_init_mmx_sse_builtins): Updated.
13618 (ix86_expand_builtin): Updated.
13619 (ix86_expand_store_builtin): Removed.
13620 (ix86_expand_unop_builtin): Likewise.
13622 * config/i386/mm3dnow.h (__v2sf): Moved to ...
13623 * config/i386/mmintrin.h (__v2sf): Here.
13625 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
13627 (_mm_loadl_pi): Likewise.
13628 (_mm_storeh_pi): Replace __v2si with __v2sf.
13629 (_mm_storel_pi): Likewise.
13631 * doc/extend.texi: Correct __builtin_ia32_loadhps,
13632 __builtin_ia32_loadlps, __builtin_ia32_storehps,
13633 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
13634 __builtin_ia32_loadlpd.
13636 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
13638 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
13639 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
13640 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
13641 (ix86_init_mmx_sse_builtins): Updated.
13642 (ix86_expand_args_builtin): Likewise.
13643 (ix86_expand_builtin): Likewise.
13644 (ix86_expand_unop1_builtin): Renamed to ...
13645 (ix86_expand_unop_vec_merge_builtin): This.
13647 2008-05-01 Jan Hubicka <jh@suse.cz>
13650 * ipa-inline.c (inline_generate_summary): Make static.
13651 (inline_transform): Do not call inlining at -O0; make static.
13652 * passes.c (execute_todo): Add sanity check.
13653 (execute_one_ipa_transform_pass): Execute proper flags.
13655 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
13657 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
13658 (DECL_NONADDRESSABLE_P): Likewise.
13659 * alias.c (record_component_aliases): Fix comment.
13661 2008-05-01 Simon Baldwin <simonb@google.com>
13663 * c-common.h (warn_array_subscript_range): New function.
13664 * c-common.c (warn_array_subscript_range): Ditto.
13665 * tree-vrp.c (check_array_ref): Corrected code to agree with
13666 comment, ignoring only arrays of size 0 or size 1.
13667 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
13669 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13671 * config/i386/i386.c (ix86_builtin_type): Replace
13672 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
13673 (bdesc_args): Updated.
13674 (ix86_init_mmx_sse_builtins): Likewise.
13675 (ix86_expand_args_builtin): Likewise.
13677 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
13680 * doc/extend.texi: Correct __builtin_ia32_palignr.
13682 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13685 * config/i386/i386.c (bdesc_crc32): Removed.
13686 (ix86_expand_crc32): Likewise.
13687 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
13688 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
13689 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
13690 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
13691 UINT_FTYPE_UINT_UCHAR.
13692 (bdesc_args): Updated. Add crc32 builtins.
13693 (ix86_init_mmx_sse_builtins): Updated.
13694 (ix86_expand_args_builtin): Updated to support subreg.
13696 * doc/extend.texi: Correct __builtin_ia32_crc32di.
13698 2008-05-01 Jan Hubicka <jh@suse.cz>
13700 * tree-pass.h (opt_pass): Add IPA_PASS.
13701 (varpool_node, cgraph_node): Forward declare.
13702 (ipa_opt_pass): Define.
13703 (pass_ipa_inline): Turn into ipa_opt_pass.
13704 (pass_apply_inline): Remove.
13705 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
13706 (apply_inline): Turn into ....
13707 (inline_transform): ... this one.
13708 (inline_generate_summary): New function.
13709 (pass_apply_inline): Remove.
13710 * function.h (ipa_opt_pass): Forward declare structure; typedef;
13712 (struct function): Add ipa_transforms_to_apply.
13713 * passes.c (register_one_dump_file): Work on IPA_PASS.
13714 (init_optimization_passes): Remove pass_inline_parameters and
13716 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
13717 (execute_one_pass) ... here; apply transforms when possible.
13718 (add_ipa_transform_pass, execute_ipa_summary_asses,
13719 execute_one_ipa_transform_pass): New.
13720 (execute_ipa_pass_list): Update for IPA_PASS type.
13722 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13724 * config/i386/i386.c (ix86_builtin_type): Add
13725 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
13726 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
13727 (bdesc_args): Add SSE4a builtins.
13728 (ix86_init_mmx_sse_builtins): Updated.
13729 (ix86_expand_args_builtin): Likewise.
13730 (ix86_expand_builtin): Likewise.
13732 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13734 * config/i386/i386.c (ix86_builtin_type): Add
13735 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
13736 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
13737 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
13738 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
13739 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
13740 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
13741 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
13742 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
13743 and DI_FTYPE_DI_DI_INT.
13744 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
13745 (ix86_init_mmx_sse_builtins): Updated.
13746 (ix86_expand_args_builtin): Likewise.
13747 (ix86_expand_builtin): Likewise.
13748 (ix86_expand_binop_imm_builtin): Removed.
13750 * doc/extend.texi: Correct __builtin_ia32_palignr128.
13752 2008-04-30 Richard Guenther <rguenther@suse.de>
13754 PR tree-optimization/32921
13755 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
13757 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
13759 * config/arm/arm.c (arm_unwind_emit): Use
13760 crtl->all_throwers_are_sibcalls instead of
13761 cfun->all_throwers_are_sibcalls.
13762 (arm_output_fn_unwind): Likewise.
13763 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
13764 instead of cfun->uses_pic_offset_table.
13765 (frv_expand_prologue): Likewise.
13766 (frv_frame_pointer_required): Likewise.
13767 (frv_expand_fdpic_call): Likewise.
13768 (frv_emit_movsi): Likewise.
13769 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
13770 cfun->returns_pcc_struct instead of
13771 current_function_returns_pcc_struct.
13772 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
13773 instead of cfun->calls_eh_return.
13774 (m32c_pushm_popm): Likewise.
13775 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
13776 "extern" declaration.
13778 2008-04-30 Richard Guenther <rguenther@suse.de>
13780 PR tree-optimization/21636
13781 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
13783 (evaluate_stmt): Print the likely value.
13784 (ccp_visit_stmt): Avoid excessive vertical spacing.
13786 2008-04-30 Rafael Espindola <espindola@google.com>
13788 * builtins.c (fold_call_expr): Return realret.
13789 * tree-ssa-threadedge.c
13790 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
13791 __builtin_object_size.
13793 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
13795 * gcc.c (wrapper_string): New variable.
13796 (insert_wrapper): New function.
13797 (execute): New option -wrapper.
13798 * doc/invoke.texi (Overall Options): New driver option -wrapper.
13800 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
13802 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
13803 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
13804 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
13806 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
13807 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
13808 config/rs6000/e500crtres64gprctr.asm,
13809 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
13810 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
13811 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
13812 config/rs6000/e500crtsav64gprctr.asm,
13813 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
13814 config/rs6000/e500crtsavg64gprctr.asm: New files.
13815 * config/rs6000/t-ppccomm: Add build rules for new files.
13816 (LIB2FUNCS_STATIC_EXTRA): Add new files.
13817 * config/rs6000/t-netbsd: Add build rules for new files.
13818 (LIB2FUNCS_STATIC_EXTRA): New variable.
13819 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
13820 (CRTSAVRES_DEFAULT_SPEC): Likewise.
13821 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
13823 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
13825 * config/i386/i386.c (ix86_builtin_type): Add
13826 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
13827 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
13828 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
13829 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
13830 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
13831 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
13832 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
13833 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
13834 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
13835 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
13836 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
13837 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
13838 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
13839 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
13840 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
13841 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
13842 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
13843 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
13844 V1DI_FTYPE_V2SI_V2SI.
13845 (bdesc_2arg): Moved to ...
13846 (bdesc_args): Here.
13847 (ix86_init_mmx_sse_builtins): Updated.
13848 (ix86_expand_args_builtin): Updated. Take a pointer
13849 to const struct builtin_description. Handle comparison
13851 (ix86_expand_sse_compare): Take a new argument for swapping operands.
13852 (ix86_expand_builtin): Updated.
13854 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
13855 (ssse3_pmaddubsw128): This.
13856 (ssse3_pmaddubswv4hi3): Renamed to ...
13857 (ssse3_pmaddubsw): This.
13859 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
13860 (__builtin_ia32_packssdw128): Likewise.
13861 (__builtin_ia32_packuswb128): Likewise.
13862 (__builtin_ia32_pmaddubsw): Likewise.
13863 (__builtin_ia32_pmaddubsw128): Likewise.
13865 2008-04-30 Richard Guenther <rguenther@suse.de>
13867 PR tree-optimization/14847
13868 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
13869 (recognize_bits_test): Use it.
13870 (recognize_single_bit_test): Likewise.
13872 2008-04-30 Martin Jambor <mjambor@suse.cz>
13874 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
13875 instead of setting number of formal parameters to zero.
13876 (ipcp_init_stage): Do not set the number of actual parameters to zero
13878 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
13879 which are called with variable number of arguments.
13880 (ipcp_insert_stage): Explicitely skipping all nodes which are
13881 called with variable number of arguments.
13882 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
13883 number of parameters.
13885 * ipa-prop.h (struct ipa_node_params): Added flag
13886 called_with_var_arguments
13887 (ipa_set_param_count): Added. Changed sole setter to use it.
13888 (ipa_get_param_count): Added. All readers of param_count
13889 converted to use it instead.
13890 (ipa_set_called_with_variable_arg): Added.
13891 (ipa_is_called_with_var_arguments): Added.
13892 (ipa_get_ith_param): Added. All readers of param_decls converted
13894 (ipa_set_cs_argument_count): Added, sole writer to argument_count
13896 (ipa_get_cs_argument_count): Added, all readers of argument_count
13898 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
13901 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
13902 (struct ipcp_lattice): Renamed cval_type to type
13903 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
13905 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
13906 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
13907 (ipcp_insert_stage): Changed the type of variable cvalue to tree
13908 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
13909 (build_const_val): Changed the type of parameter cvalue to tree
13910 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
13911 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
13913 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
13916 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
13917 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
13918 (ipa_add_method): Renamed to ipa_push_func_to_list
13919 (ipa_remove_method): Renamed to ipa_pop_func_from_list
13920 (ipa_callsite_param_count): Removed.
13921 (ipa_callsite_param_count_set): Removed.
13922 (ipa_callsite_param): Removed.
13923 (ipa_callsite_callee): Removed.
13924 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
13925 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
13926 (ipa_method_formal_count): Removed.
13927 (ipa_method_formal_count_set): Removed.
13928 (ipa_method_get_tree): Removed.
13929 (ipa_method_tree_map_create): Removed.
13930 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
13931 (ipa_create_param_decls_array): Creates the array itself
13932 (ipa_create_param_decls_array): Temporary variable info instead of
13933 a few dereferences.
13934 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
13935 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
13936 (get_type): Removed.
13937 (ipa_jf_get_info_type): Removed.
13938 (ipa_node_create): Renamed to ipa_create_node_params
13939 (ipa_free): Renamed to ipa_free_all_node_params
13940 (ipa_nodes_create): Renamed to ipa_create_all_node_params
13941 (ipa_edges_create): Renamed to ipa_create_all_edge_args
13942 (ipa_edges_free): Renamed to ipa_free_all_edge_args
13943 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
13944 (ipa_free_all_node_params): Deallocation to jump_functions moved to
13945 ipa_free_all_edge_args
13946 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
13947 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
13948 (ipa_create_methodlist_node): Removed.
13949 (ipa_methodlist_method): Removed.
13950 (ipa_methodlist_method_set): Removed.
13951 (ipa_methodlist_next_method): Removed.
13952 (ipa_methodlist_next_method_set): Removed.
13953 (ipa_method_is_modified): Removed.
13954 (ipa_method_modify_create): Removed.
13955 (ipa_method_modify_init): Temporary variable info instead of a few
13957 (ipa_detect_param_modifications): Temporary variable info instead of
13958 a few dereferences.
13959 (ipa_compute_jump_functions): Temporary variable info instead of
13960 a few dereferences.
13961 (ipa_method_modify_set): Removed.
13962 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
13963 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
13964 than craph_node as the first parameter.
13965 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
13966 (ipa_method_modify_init): Removed.
13967 (ipa_compute_jump_functions): Added a temp variable instead of
13968 repeatadly dereferencing the cgraph_edge.aux pointer
13969 (ipa_callsite_param_set_type): Removed.
13970 (ipa_compute_jump_functions): i renamed to index and moved to
13972 (ipa_callsite_param_set_info_type_formal): Removed.
13973 (ipa_callsite_param_set_info_type): Removed.
13974 (ipa_callsite_param_map_create): Removed.
13975 (ipa_callsite_tree): Removed.
13976 (ipa_callsite_caller): Removed.
13977 (ipa_pop_func_from_list): return_method removed to return_func
13979 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
13980 prefixed all values with IPA_. Changed all users.
13981 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
13982 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
13983 and FORMAL_IPATYPE IPA_PASS_THROUGH.
13984 (union parameter_info): Renamed to jump_func_value.
13985 (union jump_func_value): Renamed value to constant
13986 (struct ipa_jump_func): Renamed info_type to value
13987 (struct ipa_node): Renamed to ipa_node_params
13988 (struct ipa_node_params): Renamed ipa_arg_num to param_count
13989 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
13990 (struct ipa_node_params): Renamed ipa_mod to modified_flags
13991 (struct ipa_edge): Renamed to ipa_edge_args
13992 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
13993 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
13994 (struct ipa_methodlist): Renamed to ipa_func_list
13995 (struct ipa_func_list): method_p renamed to node, next_method
13997 (ipa_methodlist_p): Removed, switched all users to struct pointer
13998 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
14000 2008-04-30 Alan Modra <amodra@bigpond.net.au>
14002 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
14003 (rs6000_emit_epilogue): Use backchain to restore only when we
14004 have a large frame. Make use of frame pointer to restore if we
14005 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
14007 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
14009 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14010 Add mode to zero_extract.
14011 (sign bit tests peepholes): (Ditto.).
14013 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
14015 * config/i386/i386.c (ix86_builtins): Replace Prescott New
14016 Instructions in comments with SSE3.
14017 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
14018 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
14019 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
14020 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
14021 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
14022 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
14023 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
14024 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
14025 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
14026 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
14027 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
14028 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
14029 (bdesc_sse_args): Renamed to ...
14030 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
14031 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
14032 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
14033 IX86_BUILTIN_FABSQ.
14034 (bdesc_1arg): Moved to ...
14035 (bdesc_args): Here.
14036 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
14037 Instructions in comments with SSE3.
14038 (ix86_expand_sse_operands_builtin): Renamed to ...
14039 (ix86_expand_args_builtin): This. Updated.
14040 (ix86_expand_unop1_builtin): Update comments.
14041 (ix86_expand_builtin): Updated.
14043 2008-04-29 Richard Guenther <rguenther@suse.de>
14045 PR tree-optimization/36078
14046 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
14047 Update virtual SSA form after cleaning up the CFG.
14049 2008-04-29 Richard Guenther <rguenther@suse.de>
14051 PR middle-end/15255
14052 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
14054 2008-04-29 Richard Guenther <rguenther@suse.de>
14056 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
14057 (compute_may_aliases): Do not call finalize_ref_all_pointers.
14058 (compute_flow_insensitive_aliasing): Do not treat
14059 PTR_IS_REF_ALL pointers special.
14060 (get_smt_for): Likewise.
14061 (may_alias_p): Re-structure.
14062 (is_escape_site): A ref-all pointer conversion is not an escape site.
14063 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
14064 PTR_IS_REF_ALL pointers special.
14065 * tree-ssa-structalias.h (struct alias_info): Remove
14066 ref_all_symbol_mem_tag field.
14067 (PTR_IS_REF_ALL): Remove.
14069 2008-04-29 Richard Guenther <rguenther@suse.de>
14071 PR middle-end/36077
14072 * fold-const.c (extract_muldiv_1): In combining division constants
14073 make sure to never overflow.
14075 2008-04-29 Nick Clifton <nickc@redhat.com>
14077 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
14079 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14082 * optc-gen.awk: Work around HP-UX/IA awk bug.
14084 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
14086 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
14089 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14092 * config/i386/i386.md
14093 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
14094 Change operand 1 predicate to nonimmediate_operand.
14096 2008-04-28 Jakub Jelinek <jakub@redhat.com>
14099 * dwarf2out.c (struct die_struct): Mark as chain_circular through
14101 * gengtype.c (walk_type, write_func_for_structure): Handle
14103 * doc/gty.texi: Document chain_circular.
14105 2008-04-28 Richard Guenther <rguenther@suse.de>
14107 PR tree-optimization/36066
14108 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
14111 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14114 * config/i386/i386.md
14115 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
14116 Use match_scratch instead of match_operand for operands 3 and 4.
14118 2008-04-27 Richard Guenther <rguenther@suse.de>
14120 PR tree-optimization/18754
14121 PR tree-optimization/34223
14122 * tree-pass.h (pass_complete_unrolli): Declare.
14123 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
14124 loop size before and after unconditionally of UL_NO_GROWTH in effect.
14125 Rewrite loop into loop closed SSA form if it is not already.
14126 (tree_unroll_loops_completely): Re-structure to iterate over
14127 innermost loops with intermediate CFG cleanups.
14128 Unroll outermost loops only if requested or the code does not grow
14130 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
14131 loops are available.
14132 (tree_vectorize): Instead do so here.
14133 (tree_complete_unroll): Also unroll outermost loops.
14134 (tree_complete_unroll_inner): New function.
14135 (gate_tree_complete_unroll_inner): Likewise.
14136 (pass_complete_unrolli): New pass.
14137 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
14138 uses outside of the loop.
14139 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
14140 form if it is available.
14141 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
14142 * passes.c (init_optimization_passes): Schedule complete inner
14143 loop unrolling pass before the first CCP pass after final inlining.
14145 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
14147 * targhooks.h (default_emutls_var_fields,
14148 default_emutls_var_init): Declare.
14149 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
14150 * target.h (struct gcc_target): Add struct emutls member.
14151 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
14152 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
14153 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
14154 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
14155 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
14156 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
14157 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
14158 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
14159 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
14160 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
14161 emit debug information.
14162 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
14163 * varasm.c: Include targhooks.h.
14164 (emutls_object_section, emutls_tmpl_section): New.
14165 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
14166 (EMUTLS_SEPARATOR): New.
14167 (prefix_name): New.
14168 (get_emutls_object_name): New.
14169 (default_emutls_var_fields): New, broken out of ...
14170 (get_emutls_object_type): ... here. Adjust to use target hooks.
14171 (get_emutls_init_templ_addr): Adjust to use target hooks.
14172 (emutls_decl): Adjust to use target hooks.
14173 (emutls_finish): Likewise.
14174 (default_emutls_var_init): New, broken out of ...
14175 (assemble_variable): ... here. Adjust to use target hooks.
14176 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
14177 SECCAT_EMUTLS_TMPL.
14178 * c-common.c (handle_section_attribute): Prevent overriding
14179 sections for emulated tls with special sections.
14180 * config/i386/i386.c (x86_64_elf_select_section): Add
14181 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
14182 (x86_64_elf_unique_section): Likewise.
14183 * config/vxworks.c: Include tree.h.
14184 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
14185 (vxworks_override_options): Set TLS scheme.
14186 * doc/tm.texi (Emulated TLS): New node.
14188 2008-04-26 Simon Baldwin <simonb@google.com>
14191 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
14192 with propagated string constants.
14194 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
14196 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
14197 constraint for operand 2 when operand 0 is memory operand.
14198 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
14199 operand 0 is memory operand.
14200 (fix_trunc<mode>_i387_with_temp): Ditto.
14201 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
14202 operand 2 when operand 1 is memory operand.
14203 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
14204 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
14205 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
14206 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
14207 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
14208 operands 2,3 and 4 when operand 1 is memory operand.
14209 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
14211 (fistdi2_floor_with_temp): Ditto.
14212 (fist<mode>2_floor_with_temp): Ditto.
14213 (fistdi2_ceil_with_temp): Ditto.
14214 (fist<mode>2_ceil_with_temp): Ditto.
14215 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
14217 2008-04-26 David Daney <ddaney@avtrex.com>
14219 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
14221 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
14222 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14223 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14224 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
14225 (compare_and_swap_12): New insn.
14226 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
14227 * config/mips/mips.c (mips_force_binary): New function.
14228 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
14229 (mips_expand_compare_and_swap_12): New function.
14230 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
14232 2008-04-25 Jan Hubicka <jh@suse.cz>
14235 * cfgexpand.c (pass_expand): Turn into RTL pass.
14236 * passes.c (execute_one_pass): Do pass typechecking after execution.
14237 * tree-pass.h (pass_expand): Turn into RTL pass.
14239 * function.h (struct rtl_data): Move here fields
14240 accesses_prior_frames, calls_eh_return, saves_all_registers,
14241 has_nonlocal_goto, has_asm_statement, is_thunk,
14242 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
14243 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
14244 arg_pointer_save_area_init from struct function; turn into bool.
14245 (struct function): Move
14246 calls_eh_return, saves_all_registers, has_nonlocal_goto,
14247 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
14248 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
14249 tail_call_emit, arg_pointer_save_area_init
14250 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
14251 (current_function_returns_struct, current_function_returns_pcc_struct,
14252 current_function_calls_setjmp, current_function_calls_alloca,
14253 current_function_accesses_prior_frames,
14254 current_function_calls_eh_return, current_function_is_thunk,
14255 current_function_stdarg, current_function_profile,
14256 current_function_limit_stack, current_function_uses_pic_offset_table,
14257 current_function_uses_const_pool, current_function_has_nonlocal_label,
14258 current_function_saves_all_registers,
14259 current_function_has_nonlocal_goto,
14260 current_function_has_asm_statement): Remove accesor macros.
14261 * ra-conflict.c (global_conflicts): Update.
14262 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
14263 (suitable_for_tail_call_opt_p): Update.
14264 * builtins.c (expand_builtin_return_addr): Update.
14265 (expand_builtin_setjmp_setup): Update.
14266 (expand_builtin_nonlocal_goto): Update.
14267 * final.c (final_start_function): Update.
14268 (profile_function): Update.
14269 (leaf_function_p): Update.
14270 (only_leaf_regs_used): Update.
14271 * df-scan.c (df_get_exit_block_use_set): Update.
14272 * dojump.c (clear_pending_stack_adjust): Update.
14273 * tree-stdarg.c (gate_optimize_stdarg): Update.
14274 * gimple-low.c (lower_function_body): Update.
14275 * global.c (compute_regsets): Update.
14276 (global_alloc): Update.
14277 * dwarf2out.c (dwarf2out_begin_prologue): Update.
14278 * expr.c (expand_assignment): Update.
14279 * dse.c (dse_step0): Update.
14280 (dse_step1): Update.
14281 * c-decl.c (store_parm_decls): Update.
14282 * local-alloc.c (combine_regs): Update.
14283 (find_free_reg): Update.
14284 * function.c (assign_parms_augmented_arg_list): Update.
14285 (assign_parm_find_data_types): Update.
14286 (assign_parms): Update.
14287 (allocate_struct_function): Update.
14288 (expand_function_start): Update.
14289 (expand_function_end): Update.
14290 (get_arg_pointer_save_area): Update.
14291 (thread_prologue_and_epilogue_insns): Update.
14292 (rest_of_match_asm_constraints): Update.
14293 * stor-layout.c (variable_size): Update.
14294 * gcse.c (gcse_main): Update.
14295 (bypass_jumps): Update.
14296 * gimplify.c (gimplify_function_tree): Update.
14297 * calls.c (emit_call_1): Update.
14298 (expand_call): Update.
14299 * bt-load.c (compute_defs_uses_and_gen): Update.
14300 * except.c (sjlj_assign_call_site_values): Update.
14301 (sjlj_emit_function_enter): Update.
14302 (can_throw_external): Update.
14303 (set_nothrow_function_flags): Update.
14304 (expand_builtin_unwind_init): Update.
14305 (expand_eh_return): Update.
14306 (convert_to_eh_region_ranges): Update.
14307 (output_function_exception_table): Update.
14308 * emit-rtl.c (gen_tmp_stack_mem): Update.
14309 * cfgexpand.c (expand_used_vars): Update.
14310 (tree_expand_cfg): Update.
14311 * cfgcleanup.c (rest_of_handle_jump): Update.
14312 * explow.c (allocate_dynamic_stack_space): Update.
14313 * varasm.c (assemble_start_function): Update.
14314 (force_const_mem): Update.
14315 (mark_constant_pool): Update.
14316 * tree-optimize.c (tree_rest_of_compilation): Update.
14317 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
14318 * tree-cfg.c (notice_special_calls): Update.
14319 (is_ctrl_altering_stmt): Update.
14320 (tree_can_make_abnormal_goto): Update.
14321 (tree_purge_dead_abnormal_call_edges): Update.
14322 * config/alpha/predicates.md: Update.
14323 * config/alpha/alpha.c (alpha_sa_mask): Update.
14324 (alpha_sa_size): Update.
14325 (alpha_does_function_need_gp): Update.
14326 (alpha_expand_prologue): Update.
14327 (alpha_start_function): Update.
14328 (alpha_output_function_end_prologue): Update.
14329 (alpha_expand_epilogue): Update.
14330 * config/frv/frv.c (frv_stack_info): Update.
14331 (frv_expand_epilogue): Update.
14332 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
14333 (s390_register_info): Update.
14334 (s390_frame_info): Update.
14335 (s390_init_frame_layout): Update.
14336 (s390_can_eliminate): Update.
14337 (save_gprs): Update.
14338 * config/spu/spu.c (spu_split_immediate): Update.
14339 (need_to_save_reg): Update.
14340 (spu_expand_prologue): Update.
14341 (spu_expand_epilogue): Update.
14342 * config/sparc/sparc.md: Update.
14343 * config/sparc/sparc.c (eligible_for_return_delay): Update.
14344 (sparc_tls_got): Update.
14345 (legitimize_pic_address): Update.
14346 (sparc_emit_call_insn): Update.
14347 (sparc_expand_prologue): Update.
14348 (output_return): Update.
14349 (print_operand): Update.
14350 (sparc_function_ok_for_sibcall): Update.
14351 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
14352 * config/m32r/m32r.md: Update.
14353 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
14354 (m32r_compute_frame_size): Update.
14355 (m32r_expand_prologue): Update.
14356 (m32r_expand_epilogue): Update.
14357 (m32r_legitimize_pic_address): Update.
14358 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
14359 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14360 * config/i386/i386.c (ix86_frame_pointer_required): Update.
14361 (gen_push): Update.
14362 (ix86_save_reg): Update.
14363 (ix86_compute_frame_layout): Update.
14364 (ix86_expand_prologue): Update.
14365 (ix86_expand_epilogue): Update.
14366 * config/sh/sh.c (output_stack_adjust): Update.
14367 (calc_live_regs): Update.
14368 (sh5_schedule_saves): Update.
14369 (sh_expand_prologue): Update.
14370 (sh_expand_epilogue): Update.
14371 (sh_setup_incoming_varargs): Update.
14372 (sh_allocate_initial_value): Update.
14373 (sh_get_pr_initial_val): Update.
14374 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
14375 * config/sh/sh.md (label:): Update.
14376 * config/avr/avr.c (out_movhi_mr_r): Update.
14377 * config/crx/crx.h (enum): Update.
14378 * config/xtensa/xtensa.h (along): Update.
14379 * config/stormy16/stormy16.c Update.
14380 (xstormy16_compute_stack_layout): Update.
14381 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
14382 (fr30_expand_prologue): Update.
14383 * config/cris/cris.c (cris_conditional_register_usage): Update.
14384 (cris_reg_saved_in_regsave_area): Update.
14385 (cris_initial_frame_pointer_offset): Update.
14386 (cris_simple_epilogue): Update.
14387 (cris_expand_prologue): Update.
14388 (cris_expand_epilogue): Update.
14389 (cris_expand_pic_call_address): Update.
14390 (cris_asm_output_symbol_ref): Update.
14391 (cris_asm_output_label_ref): Update.
14392 * config/cris/cris.md Update.
14393 * config/iq2000/iq2000.c (compute_frame_size): Update.
14394 (iq2000_expand_epilogue): Update.
14395 * config/mt/mt.h (save_direction): Update.
14396 * config/mn10300/mn10300.c (mn10300_function_value): Update.
14397 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
14398 (ia64_secondary_reload_class): Update.
14399 * config/m68k/m68k.c (m68k_save_reg): Update.
14400 (m68k_expand_prologue): Update.
14401 (m68k_expand_epilogue): Update.
14402 (legitimize_pic_address): Update.
14403 * config/rs6000/rs6000.c (rs6000_got_register): Update.
14404 (first_reg_to_save): Update.
14405 (first_altivec_reg_to_save): Update.
14406 (compute_vrsave_mask): Update.
14407 (compute_save_world_info): Update.
14408 (rs6000_stack_info): Update.
14409 (spe_func_has_64bit_regs_p): Update.
14410 (rs6000_ra_ever_killed): Update.
14411 (rs6000_emit_eh_reg_restore): Update.
14412 (rs6000_emit_allocate_stack): Update.
14413 (rs6000_emit_prologue): Update.
14414 (rs6000_emit_epilogue): Update.
14415 (rs6000_output_function_epilogue): Update.
14416 (output_profile_hook): Update.
14417 (rs6000_elf_declare_function_name): Update.
14418 * config/rs6000/rs6000.h (rs6000_args): Update.
14419 * config/rs6000/rs6000.md: Update.
14420 * config/mcore/mcore.c (mcore_expand_prolog): Update.
14421 * config/arc/arc.c (arc_output_function_epilogue): Update.
14422 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
14423 * config/darwin.c (machopic_function_base_name): Update.
14424 * config/score/score3.c (score3_compute_frame_size): Update.
14427 (score3_epilogue): Update.
14428 * config/score/score7.c (score7_compute_frame_size): Update.
14429 (score7_prologue): Update.
14430 (score7_epilogue): Update.
14431 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
14432 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14433 * config/arm/arm.c (use_return_insn): Update.
14434 (require_pic_register): Update.
14435 (arm_load_pic_register): Update.
14436 (arm_compute_save_reg0_reg12_mask): Update.
14437 (arm_compute_save_reg_mask): Update.
14438 (thumb1_compute_save_reg_mask): Update.
14439 (output_return_instruction): Update.
14440 (arm_output_function_prologue): Update.
14441 (arm_output_epilogue): Update.
14442 (arm_get_frame_offsets): Update.
14443 (arm_expand_prologue): Update.
14444 (thumb_pushpop): Update.
14445 (thumb_exit): Update.
14446 (thumb1_expand_prologue): Update.
14447 (thumb1_expand_epilogue): Update.
14448 (arm_unwind_emit): Update.
14449 (arm_output_fn_unwind): Update.
14450 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
14451 * config/arm/arm.md: Update.
14452 * config/pa/pa.md: Update.
14453 * config/pa/pa.c (legitimize_pic_address): Update.
14454 (compute_frame_size): Update.
14455 (hppa_expand_prologue): Update.
14456 (hppa_expand_epilogue): Update.
14457 (borx_reg_operand): Update.
14458 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
14459 (HARD_REGNO_RENAME_OK): Update.
14460 * config/mips/mips.c (mips_global_pointer): Update.
14461 (mips_save_reg_p): Update.
14462 (mips_compute_frame_info): Update.
14463 (mips_frame_pointer_required): Update.
14464 (mips_expand_prologue): Update.
14465 (mips_expand_epilogue): Update.
14466 (mips_can_use_return_insn): Update.
14467 (mips_reorg_process_insns): Update.
14468 * config/v850/v850.c (compute_register_save_size): Update.
14469 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
14470 * config/mmix/mmix.c (along): Update.
14471 (mmix_expand_epilogue): Update.
14472 * config/bfin/bfin.c (legitimize_pic_address): Update.
14473 (must_save_p): Update.
14474 (stack_frame_needed_p): Update.
14475 (add_to_reg): Update.
14476 (bfin_expand_prologue): Update.
14477 * stmt.c (expand_asm_operands): Update.
14478 * reload1.c (reload): Update.
14479 (init_elim_table): Update.
14481 2008-04-25 Bob Wilson <bob.wilson@acm.org>
14483 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
14485 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
14487 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
14488 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
14489 (mov<mode>): Removed.
14490 (*movv4sf_internal): Likewise.
14491 (*movv2df_internal): Likewise.
14493 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
14495 * config.gcc (crx-*-elf): Remove deprecation.
14497 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
14499 * config/i386/cygming-crtend.c (register_frame_ctor): Register
14500 __gcc_deregister_frame with atexit.
14501 (deregister_frame_dtor): Remove.
14503 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
14504 Nathan Sidwell <nathan@codesourcery.com>
14506 * config/rs6000/rs6000.opt (mspe): Remove Var property.
14508 * config/rs6000/rs6000.h (rs6000_spe): Declare.
14509 (rs6000_isel): Likewise.
14510 * config/rs6000/rs6000.c (rs6000_spe): New variable.
14511 (rs6000_isel): New variable.
14512 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
14514 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14517 * c-common.c (handle_vector_size_attribute): Call
14518 lang_hooks.types.reconstruct_complex_type instead of
14519 reconstruct_complex_type.
14520 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
14521 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
14522 * langhooks.h (struct lang_hooks_for_types): Add
14523 reconstruct_complex_type hook.
14524 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
14525 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
14527 2008-04-24 Richard Guenther <rguenther@suse.de>
14529 * c-common.h (check_builtin_function_arguments): Declare.
14530 * c-common.c (validate_nargs): New function.
14531 (check_builtin_function_arguments): Likewise.
14532 * c-typeck.c (build_function_call): Call
14533 check_builtin_function_arguments.
14534 * builtins.c (fold_builtin_classify): Remove error reporting code.
14535 (fold_builtin_unordered_cmp): Likewise.
14536 (fold_builtin_1): Likewise.
14537 (fold_builtin_n): Likewise.
14539 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14541 PR tree-optimization/36008
14542 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
14543 the original op1, rather than delta by step.
14545 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
14546 Sebastian Pop <sebastian.pop@amd.com>
14548 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
14549 eliminate_local_variables_stmt, eliminate_local_variables,
14550 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
14551 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
14552 of code delimited by two edges in the CFG.
14553 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
14554 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
14555 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
14556 the case of parallelisation of reductions.
14557 (expr_invariant_in_region_p): New.
14559 * tree-flow.h (gather_blocks_in_sese_region): Declared.
14560 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
14562 2008-04-24 Ira Rosen <irar@il.ibm.com>
14563 Richard Guenther <rguenther@suse.de>
14565 PR tree-optimization/36034
14566 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
14567 incapable of dealing with loads with gaps.
14569 2008-04-24 Rafael Espindola <espindola@google.com>
14571 * tree-flow.h (vrp_evaluate_conditional): Change signature.
14572 * tree-ssa-propagate.c (fold_predicate_in): Update call to
14573 vrp_evaluate_conditional.
14574 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
14575 (vrp_evaluate_conditional): Split the cond argument.
14576 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
14577 (simplify_stmt_for_jump_threading): Update call to
14578 vrp_evaluate_conditional.
14580 2008-04-24 Ira Rosen <irar@il.ibm.com>
14582 PR tree-optimization/35982
14583 * tree-vect-analyze.c (vect_check_interleaving): Check that the
14584 interleaved data-refs are of the same type.
14586 2008-04-24 Danny Smith <dannysmith@users.net>
14588 * c-format.c (check_format_info_main): Use strncmp rather than a
14589 magic prefix to handle multichar length specs.
14590 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
14591 Don't prefix "I64" and "I32" with '\0'.
14593 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14596 * config/i386/i386.c (init_cumulative_args): Don't pass anything
14597 in registers for -m32 only if stdarg_p (fntype).
14599 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
14601 PR rtl-optimization/36006
14602 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
14603 temp to op0 in order to avoid invalid rtx sharing.
14605 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
14607 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
14608 check TREE_INVARIANT.
14609 * tree-gimple.c (is_gimple_address): New.
14610 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
14611 * tree-gimple.h (is_gimple_address): New.
14612 * tree.h (decl_address_invariant_p): New.
14613 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
14614 (build_string): Likewise.
14615 (decl_address_invariant_p): New, from is_gimple_invariant_address.
14616 (tree_invariant_p_1): Likewise.
14617 (save_expr): Use it.
14618 (tree_invariant_p): New.
14619 (skip_simple_arithmetic): Use it.
14620 (stabilize_reference_1): Use it.
14621 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
14623 (build1_stat): Drop code to compute TREE_INVARIANT.
14624 (build2_stat): Drop code to compute TREE_INVARIANT.
14625 (build3_stat): Drop code to compute TREE_INVARIANT.
14626 (build4_stat): Drop code to compute TREE_INVARIANT.
14627 (build5_stat): Drop code to compute TREE_INVARIANT.
14628 (build7_stat): Drop code to compute TREE_INVARIANT.
14629 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
14630 * tree.h (struct tree_base): Remove invariant_flag.
14631 (TREE_INVARIANT): Remove.
14632 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
14633 (fold_builtin_expect): Check TREE_CONSTANT.
14634 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
14635 * c-tree.h (c_expr_to_decl): Drop third parameter.
14636 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
14637 (build_c_cast): Don't set TREE_INVARIANT.
14638 (pop_init_level): Don't set TREE_INVARIANT.
14639 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
14640 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
14642 (gimplify_init_constructor): Don't set TREE_INVARIANT.
14643 (gimplify_addr_expr): Adjust comment.
14644 * tree-mudflap.c (mf_build_string):
14645 * print-tree.c (print_node): Don't print TREE_INVARIANT.
14646 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
14647 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
14648 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
14649 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
14650 * langhooks.h (struct lang_hooks): Drop third parameter from
14653 2008-04-23 Richard Guenther <rguenther@suse.de>
14655 PR tree-optimization/27799
14656 PR tree-optimization/32921
14657 PR tree-optimization/32624
14658 * tree-ssa-structalias.c (merge_smts_into): Only merge the
14659 SMTs aliases and the tag itself into the solution.
14660 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
14661 merge the points-to solution back into the SMT aliases.
14662 (may_alias_p): Use alias_set_subset_of instead of
14663 aliases_conflict_p. A pointer which points to
14664 memory with alias set zero may access any variable.
14666 2008-04-23 Richard Guenther <rguenther@suse.de>
14668 * alias.c (alias_set_subset_of): Correctly handle asking
14669 if zero is a subset of an alias set with zero child.
14670 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
14671 (compute_flow_insensitive_aliasing): Correctly walk all
14672 pointers. Do not unnecessarily union sets.
14674 2008-04-23 Richard Guenther <rguenther@suse.de>
14676 PR middle-end/36021
14677 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
14679 2008-04-22 Tomas Bily <tbily@suse.cz>
14681 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
14683 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
14685 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
14686 * tree-ssa-structalias.c (get_constraint_for): Likewise.
14687 * tree-inline.c (estimate_num_insns_1): Likewise.
14688 * varasm.c (const_hash_1, compare_constant, copy_constant)
14689 (compute_reloc_for_constant, output_addressed_constants): Likewise.
14690 * emit-rtl.c (component_ref_for_mem_expr)
14691 (set_mem_attributes_minus_bitpos): Likewise.
14692 * expr.c (highest_pow2_factor, expand_expr_real_1, )
14693 (is_aligning_offset): Likewise.
14694 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
14695 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
14696 * dojump.c (do_jump): Likewise.
14697 * builtins.c (get_pointer_alignment, get_memory_rtx)
14698 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
14699 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
14701 2008-04-23 Jakub Jelinek <jakub@redhat.com>
14703 PR rtl-optimization/36017
14704 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
14705 expanding the library call.
14707 2008-04-22 Ian Lance Taylor <iant@google.com>
14709 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
14710 than size_in_bytes.
14712 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
14714 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
14715 of LR/CTR moves for Power6.
14717 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
14719 PR middle-end/36003
14720 * passes.c (init_optimization_passes): Remove
14721 pass_fast_rtl_byte_dce.
14723 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
14726 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
14727 builtin functions to generate faster code.
14728 (_mm_cvtpu16_ps): Ditto.
14729 (_mm_cvtpi32x2_ps): Ditto.
14731 2008-04-22 Nick Clifton <nickc@redhat.com>
14733 * common.opt (ftree-loop-distribution): Add Optimization
14736 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
14737 (frv_expand_builtin_va_start): Likewise.
14739 * config/arm/arm.c (thumb_find_work_register): Fix location of
14740 argument register count.
14742 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
14744 Support scheduling for ColdFire V1 and V3 microarchitecture.
14745 Improve scheduling of multiplication instructions.
14747 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
14748 (mac): New instruction attribute.
14749 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
14750 (m68k_sched_mac): New variable.
14751 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
14752 Handle cfv1 and cfv3.
14753 (max_insn_size): New static variable.
14754 (struct _sched_ib): New type.
14755 (sched_ib): New static variable.
14756 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
14757 to fields of 'struct _sched_ib sched_ib'. Update all uses.
14758 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
14760 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
14761 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
14762 new variables. Update.
14763 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
14764 Add modeling of cfv3 instruction buffer. Update.
14765 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
14766 * config/m68k/m68k.h (TUNE_CFV3): New macro.
14767 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
14768 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
14769 a particular reservation applies to.
14770 (type2): Reorganize attribute values. Rename alu to alu_reg,
14771 alu_l to alu, move_l to omove. Join move to alu. Split mul
14772 to mul_l and mul_w.
14773 (cf_ib_*): Simplify description of instruction buffer.
14774 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
14775 (cf_mem): Split into cf_mem1 and cf_mem2.
14776 (cf_v2_move_??): Rename to cfv12_alu_??.
14777 (cf_v2_move_l_??): Rename to cfv12_omove_??.
14778 (cf_v2_mul_??): Remove reservations.
14779 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
14780 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
14781 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
14783 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
14784 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
14785 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
14786 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
14787 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
14788 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
14789 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
14790 expansions of the above reservations for instructions of sizes
14793 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
14795 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
14797 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
14799 * coverage.c: Include tree-pass.h.
14800 (coverage_counter_alloc): Print da_file_name to the dump file.
14802 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
14804 * sbitmap.c (sbitmap_range_empty_p): New function.
14805 * sbitmap.h (sbitmap_range_empty_p): New function.
14806 * bitmap.h: Now includes obstack.h.
14808 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
14809 Kenneth Zadeck <zadeck@naturalbridge.com>
14811 * dbgcnt.def (ra_byte_scan): Added.
14812 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
14813 when the last hit happens for a counter.
14814 * timevar.def (TV_DF_BYTE_LR): New variable.
14815 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
14816 * passes.c (pass_fast_rtl_byte_dce): New pass.
14817 * fwprop.c (update_df): Added mode to call df_ref_create.
14818 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
14819 DF_REF_EXTRACT_OFFSET.
14820 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
14821 DF_BYTE_LR_OUT, df_byte_lr): New macro.
14823 (df_ref_extract): Added mode field.
14824 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
14825 DF_REF_EXTRACT_OFFSET.
14826 (DF_REF_EXTRACT_MODE): New macro.
14827 (df_byte_lr_bb_info): New structure.
14828 (df_print_byte_regset, df_compute_accessed_bytes,
14829 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
14830 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
14831 df_byte_lr_simulate_uses,
14832 df_byte_lr_simulate_artificial_refs_at_top,
14833 df_byte_lr_simulate_artificial_refs_at_end,
14834 df_compute_accessed_bytes): New function.
14835 (df_ref_create): Add parameter.
14836 (df_byte_lr_get_bb_info): New inline function.
14837 * df-scan.c (df_ref_record, df_uses_record,
14838 df_ref_create_structure): Added mode parameter.
14839 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
14840 df_defs_record, df_uses_record, df_get_conditional_uses,
14841 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
14842 df_entry_block_defs_collect, df_exit_block_uses_collect):
14843 Added mode parameter to calls to df_ref_record, df_uses_record,
14844 df_ref_create_structure.
14845 (df_ref_equal_p, df_ref_compare): Added test for modes.
14846 (df_ref_create_structure): Added code to set mode. Renamed
14847 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
14848 DF_REF_EXTRACT_OFFSET.
14849 * df-core.c (df_print_byte_regset): New function.
14850 * df-byte-scan.c: New file.
14851 * df-problems.c (df_rd_transfer_function): Removed unnecessary
14852 calls to BITMAP_FREE.
14853 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
14854 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
14855 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
14856 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
14857 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
14858 df_byte_lr_local_compute, df_byte_lr_init,
14859 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
14860 df_byte_lr_transfer_function, df_byte_lr_free,
14861 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
14862 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
14863 df_byte_lr_simulate_uses,
14864 df_byte_lr_simulate_artificial_refs_at_top,
14865 df_byte_lr_simulate_artificial_refs_at_end): New function.
14866 * dce.c (byte_dce_process_block): New function.
14867 (dce_process_block): au is now passed in rather than computed
14868 locally. Changed loops that look at artificial defs to not look
14869 for conditional or partial ones, because there never are any.
14870 (fast_dce): Now is able to drive byte_dce_process_block or
14871 dce_process_block depending on the kind of dce being done.
14872 (rest_of_handle_fast_dce): Add parameter to fast_dce.
14873 (rest_of_handle_fast_byte_dce): New function.
14874 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
14875 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
14877 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
14880 * gcc.h: Added fortran options that take arguments to
14881 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
14884 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
14886 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
14887 scalarization if on the LHS and not a full access.
14889 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14891 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
14893 2008-04-18 Rafael Espindola <espindola@google.com>
14895 * tree-vrp.c (find_case_label_index): Fix the binary search.
14896 (find_case_label_range): New.
14897 (vrp_visit_switch_stmt): Use find_case_label_range.
14898 (simplify_switch_using_ranges): Use find_case_label_range.
14900 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
14902 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
14903 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
14905 2008-04-18 Tom Tromey <tromey@redhat.com>
14908 * doc/cpp.texi (Implementation-defined behavior): Mention
14911 2008-04-18 Ian Lance Taylor <iant@google.com>
14913 * fold-const.c (pointer_may_wrap_p): New static function.
14914 (fold_comparison): Add another test for pointer overflow. Use
14915 pointer_may_wrap_p to disable some false positives.
14917 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
14919 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
14920 (fname_as_string): Match updated cpp_interpret_string prototype.
14921 (fix_string_type): Support char16_t* and char32_t*.
14922 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
14923 derivative) nodes. Register as builtin if C++0x.
14924 (c_parse_error): Support CPP_CHAR{16,32}.
14925 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
14926 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
14927 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
14928 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
14929 CTI_CHAR32_ARRAY_TYPE>: New elements.
14930 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
14931 char32_type_node, signed_char32_type_node, char16_array_type_node,
14932 char32_array_type_node): New defines.
14933 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
14934 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
14935 (lex_string): Support CPP_STRING{16,32}, match updated
14936 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
14937 (lex_charconst): Support CPP_CHAR{16,32}.
14938 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
14939 and CPP_STRING{16,32}.
14941 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
14944 * aclocal.m4: Regenerate.
14945 * configure: Regenerate.
14947 2008-04-18 Jan Hubicka <jh@suse.cz>
14949 * except.c (dw2_size_of_call_site_table,
14950 sjlj_size_of_call_site_table): Use vector API for call_site_record.
14952 * cgraphbuild.c (build_cgraph_edges): Update.
14953 * tree-pass.h: Update comment.
14954 * final.c (leaf_function_p): Update.
14955 (leaf_renumber_regs): Update.
14956 (rest_of_clean_state): Update.
14957 * omp-low.c (expand_omp_parallel): Update.
14958 * ipa-reference.c (analyze_function): Update.
14959 * reorg.c (find_end_label): Update.
14960 (optimize_skip): Update.
14961 (fill_simple_delay_slots): Update.
14962 (fill_simple_delay_slots): Update.
14963 (make_return_insns): Update.
14964 (dbr_schedule): Update.
14965 * gimple-low.c (record_vars_into): Update.
14966 * cfgbuild.c (make_edges): Update.
14967 * function.c (assign_stack_local): Update.
14968 (assign_parm_adjust_stack_rtl): Update.
14969 (locate_and_pad_parm): Update.
14970 (allocate_struct_function): Do not initialize stack_alignment_needed
14971 and preferred_stack_boundary here.
14972 (stack_protect_prologue): Update.
14973 (stack_protect_epilogue): Update.
14974 (expand_function_start): Initialize stack_alignment_needed,
14975 preferred_stack_boundary and max_jumptable_ents.
14976 (expand_function_end): Update.
14977 (free_after_compilation): Do not NULLify epilogue_delay_list.
14978 * function.h (struct rtl_data): Add stack_protect_guard,
14979 stack_alignment_needed,
14980 preferred_stack_boundary, epilogue_delay_list.
14981 (struct function): Remove value_histograms, stack_alignment_needed,
14982 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
14984 unexpanded_var_list, stack_protect_guard.
14985 (current_function_epilogue_delay_list): Remove.
14986 * ipa-type-escape.c (analyze_function): Update.
14987 * gimplify.c (pop_gimplify_context): Update comment.
14988 * calls.c (expand_call): Update.
14989 (emit_library_call_value_1): Update.
14990 * except.c (set_nothrow_function_flags): Update.
14991 * cfgexpand.c (get_decl_align_unit): Update.
14992 (create_stack_guard): Update.
14993 (estimated_stack_frame_size): Update.
14994 (expand_used_vars): Update.
14995 (tree_expand_cfg): Free histogram earliers, init expansion variables.
14996 * explow.c (allocate_dynamic_stack_space): Update.
14997 * tree-ssa-live.c (remove_unused_locals): Update.
14998 * varasm.c (mark_constant_pool): Update.
14999 * tree-inline.c (remap_decls): Update.
15000 (initialize_cfun): Update.
15001 (declare_return_variable): Update.
15002 (inline_forbidden_p): Update.
15003 (expand_call_inline): Update.
15004 (declare_inline_vars): Update.
15005 (tree_function_versioning): Update.
15006 * tree-flow.h (value_histograms): New.
15007 (VALUE_HISTOGRAMS): New macro.
15008 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
15010 * tree-cfg.c (set_bb_for_stmt): Update.
15011 (replace_by_duplicate_decl): Update.
15012 (move_block_to_fn): Update.
15013 (new_label_mapper): Update.
15014 (dump_function_to_file): Update.
15015 * ipa-struct-reorg.c (build_data_structure): Update.
15016 * cfgrtl.c (print_rtl_with_bb): Update.
15017 * reload1.c (reload): Update.
15019 * config/i386/i386.c (setup_incoming_varargs_64,
15020 ix86_compute_frame_layout): Update.
15021 * config/arc/arc.c (arc_output_function_epilogue): Update.
15023 2008-04-18 Marius Strobl <marius@FreeBSD.org>
15025 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
15026 for FreeBSD as well.
15027 * gthr-posix95.h: Likewise.
15029 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
15031 PR rtl-optimization/35838
15032 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
15033 out the byte offset of the first subreg.
15035 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
15037 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
15038 to split_ti instead of three separate calls with single member arrays.
15039 (subti3 splitter): Ditto.
15040 (adddi3 splitter): Ditto with split_di.
15041 (subdi3 splitter): Ditto.
15042 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
15043 two separate calls with single member arrays. Swap match_dup
15044 operands 1 and 2 to better fit into the array.
15045 (negdi2 splitter): Ditto with split_di.
15046 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
15047 two separate calls with single member arrays. Swap match_dup operands
15048 6 and 7 to better fit into the array.
15050 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
15052 * config/i386/i386.c (sse_builtin_type): New.
15053 (bdesc_sse_args): Likewise.
15054 (bdesc_sse_3arg): Removed.
15055 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15056 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
15057 IX86_BUILTIN_ROUNDPS.
15058 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
15059 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
15060 IX86_BUILTIN_ROUNDPS.
15061 (ix86_expand_sse_4_operands_builtin): Removed.
15062 (ix86_expand_sse_operands_builtin): New.
15063 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
15064 and CODE_FOR_sse4_1_roundps.
15065 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15066 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
15068 2008-04-17 Alan Modra <amodra@bigpond.net.au>
15071 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
15072 regs before frame pop when needed. If use_backchain_to_restore_sp
15073 then load backchain into a temp reg to restore vr and vrsave. Add
15074 code to restore vr after frame pop if possible.
15076 2008-04-17 Richard Guenther <rguenther@suse.de>
15078 * tree-vn.c (expressions_equal_p): Do not check type
15079 equality or compatibility before calling operand_equal_p.
15080 * fold-const.c (operand_equal_p): Check equivalence of
15081 integer constants before bailing out due to signedness or
15082 precision differences.
15083 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
15084 spurious differences in type qualification. Ignore types
15085 for COMPONENT_REFs at all.
15087 2008-04-17 Christian Bruel <christian.bruel@st.com>
15089 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
15090 msw_skip comparison.
15092 2008-04-16 Jakub Jelinek <jakub@redhat.com>
15095 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
15098 PR tree-optimization/35899
15099 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
15100 rather than TREE_OPERAND.
15102 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
15105 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
15106 temporary registers. Change operand predicate to general_operand.
15107 (remainderxf3): Ditto.
15109 2008-04-16 Richard Guenther <rguenther@suse.de>
15111 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
15112 * tree-affine.c (aff_combination_expand): Look through some
15115 2008-04-15 Doug Kwan <dougkwan@google.com>
15117 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
15119 * tree-pretty-print.c (dump_generic_node): Ditto.
15120 * final.c (output_addr_const): Ditto.
15121 * dwarf2out.c (output_cfi): Ditto.
15122 * c-pretty-print.c (pp_c_integer_constant): Ditto.
15123 * print-rtl.c (print_rtx): Ditto.
15124 * print-tree.c (print_node_brief, print_node): Ditto.
15125 * c-common.c (match_case_to_enum_1): Ditto.
15126 * sched-vis.c (print_value): Ditto.
15127 * config/i386/i386.c (print_operand): Cast to long unsigned int
15130 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
15131 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
15132 MS Windows VirtualProtect function.
15134 2008-04-15 Jan Hubicka <jh@suse.cz>
15136 * gengtype.c (write_root): Param_is argument is OK.
15137 * expr.c (expand_expr_real_1): Update call of get_exception_*.
15138 * function.h: Include varray.h
15139 (rtl_eh): New stucture based on except.c one.
15140 (call_site_record): New forward declaration and vector type.
15141 * calls.c (emit_call_1): Do not call
15142 note_current_region_may_contain_throw.
15143 * except.c (eh_status): Remove cur_region, try_region since they are
15145 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
15146 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
15147 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
15148 Remove call_site_data_used, call_site_data_size.
15149 Turn call_site_record into vector in function.h.
15150 (note_current_region_may_contain_throw): Remove.
15151 (get_exception_pointer, get_exception_filter): Do not take struct
15152 function argument; update.
15153 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
15154 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
15155 build_post_landing_pads, dw2_build_landing_pads,
15156 sjlj_assign_call_site_values, sjlj_mark_call_sites,
15157 sjlj_emit_function_enter, sjlj_emit_function_enter,
15158 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
15159 sjlj_build_landing_pads, finish_eh_generation,
15160 remove_exception_handler_label, remove_eh_handler,
15161 maybe_remove_eh_handler, add_reachable_handler,
15162 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
15163 add_action_record, collect_one_action_chain, add_call_site,
15164 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
15165 sjlj_output_call_site_table, output_function_exception_table,
15166 * except.h (note_current_region_may_contain_throw): Remove
15167 (get_exception_pointer, get_exception_filter): Do not take struct
15169 * Makefile.in (GTFILES): Put varargs before struct function.
15171 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15173 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
15174 punt for STRING_CST.
15175 (get_constraint_for): Deal with STRING_CST here instead.
15177 2008-04-15 Richard Guenther <rguenther@suse.de>
15179 * tree-ssa-propagate.c (substitute_and_fold): Substitute
15180 statements in a basic-block with a backward walk. Do not
15181 substitute into dead statements but instead remove those.
15183 2008-04-15 Richard Guenther <rguenther@suse.de>
15185 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
15186 to zero, thus disable creation of SFTs.
15188 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15190 * tree-predcom.c (suitable_reference_p): Return false if the
15191 reference can throw.
15193 2008-04-15 Jakub Jelinek <jakub@redhat.com>
15196 * c-decl.c (finish_decl): If extern or static var has variable
15197 size, set TREE_TYPE (decl) to error_mark_node.
15199 2008-04-15 Rafael Espindola <espindola@google.com>
15201 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
15204 2008-04-15 Richard Guenther <rguenther@suse.de>
15206 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
15207 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
15208 (visit_reference_op_load): Do walk vuse-vdef chains on
15209 vn_reference_lookup.
15210 (visit_reference_op_store): But do not here.
15211 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
15212 vn_reference_lookup.
15213 (vn_lookup_with_vuses): But do so here.
15215 2008-04-14 Ian Lance Taylor <iant@google.com>
15217 * fold-const.c (fold_overflow_warning): Remove assertion.
15219 2008-04-15 Ben Elliston <bje@au.ibm.com>
15221 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
15222 temp1 local variables.
15224 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
15227 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
15228 ".text.unlikely" section as executable.
15230 2008-04-14 James E. Wilson <wilson@tuliptree.org>
15232 * config/ia64/ia64.c (rtx_needs_barrier): Handle
15233 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
15234 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
15235 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
15236 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
15237 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
15238 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
15240 2008-04-14 Ian Lance Taylor <iant@google.com>
15242 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
15243 * fold-const.c (fold_comparison): If appropriate, test
15244 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
15245 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
15246 reassociating a pointer type.
15247 * doc/invoke.texi (Optimize Options): Document that
15248 -fstrict-overflow applies to pointer wraparound.
15250 2008-04-13 Jan Hubicka <jh@suse.cz>
15252 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
15254 2008-04-12 Andrew Pinski <pinskia@gmail.com>
15256 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
15257 we are going to "save the world".
15259 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
15261 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
15262 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
15263 operand 0 constraint, not "=".
15265 2008-04-11 James E. Wilson <wilson@tuliptree.org>
15267 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
15269 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15271 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
15272 of size of positions_needed * CHAR_BIT.
15274 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15276 PR middle-end/35897
15277 * dse.c (store_info): Change positions_needed to unsigned
15279 (lowpart_bitmask): New.
15280 (record_store): Cast to unsigned HOST_WIDE_INT for
15281 positions_needed. Assert width <= size of positions_needed *
15282 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
15283 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
15284 lowpart_bitmask to set mask.
15286 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15288 * config/bfin/constraints.md: New file.
15289 * config/bfin/bfin.md: Include it.
15290 (adddi3): Use satisfies_constraint functions instead of the old macros.
15291 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
15292 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
15293 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
15294 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
15295 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
15296 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
15297 EXTRA_CONSTRAINT): Delete.
15298 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
15299 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
15301 * config/bfin/bfin.c: Include "tm-constrs.h".
15302 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
15303 Use satisfies_constraint functions instead of the old macros.
15304 * doc/md.texi (Blackfin Constraints): Update file name reference.
15306 2008-04-11 Richard Guenther <rguenther@suse.de>
15308 PR tree-optimization/35869
15309 * tree-vrp.c (execute_vrp): Move switch statement update after
15310 jump threading. Schedule another cfg cleanup run.
15312 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
15315 * attribs.c (decl_attributes): Return early on errorneous node.
15317 2008-04-10 Oleg Ryjkov <olegr@google.com>
15319 * tree.h (struct tree_base): Added a new flag default_def_flag.
15320 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
15322 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
15324 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
15326 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15329 * pa.md: Define mode iterator P. Define mode attribute dwc.
15330 (dcacheflush): Update pattern to use iterator P and attribute dwc.
15331 (icacheflush): Likewise.
15332 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
15333 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
15335 2008-04-11 Ben Elliston <bje@au.ibm.com>
15337 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
15339 2008-04-10 Rafael Espindola <espindola@google.com>
15341 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
15342 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
15343 (extract_range_from_expr): The same.
15345 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15347 * config/mips/mips.md (GPR2): New mode iterator.
15348 (seq): Add comment.
15349 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
15350 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
15351 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
15352 Rewrite these to take two modes, the mode of comparison and the
15353 mode of the destination.
15354 * config/mips/mips.c (mips_expand_scc): Instead of having
15355 paradoxical subreg as destination, expand "narrowing" scc if mode
15356 of comparison is SI and target is requested in DI mode.
15357 (mips_emit_int_order_test): Update comment. Make mode of
15358 comparison match CMP0 rather than TARGET. When creating inverse
15359 target use mode of TARGET.
15361 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15363 * gcov-dump.c (tag_summary): Only print summaries for the first
15364 GCOV_COUNTERS_SUMMABLE counters.
15366 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
15368 * config/i386/i386.md (absneg): New code iterator.
15369 (absnegprefix): New code attribute.
15370 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
15371 patterns using absneg code iterator.
15372 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
15373 using absneg code iterator.
15374 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
15375 *neg<mode>2 patterns using absneg code iterator.
15376 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15377 *negextendsfdf2 patterns using absneg code iterator.
15378 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
15379 *negextendsfxf2 patterns using absneg code iterator.
15380 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15381 *negextendsfdf2 patterns using absneg code iterator.
15382 * config/i386/sse.md (<code><mode>2): Macroize expander from
15383 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
15385 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
15387 * config/s390/s390.h: Remove the remains of the recent search
15388 & replace action of current_function_outgoing_args_size.
15390 2008-04-10 Ira Rosen <irar@il.ibm.com>
15392 PR tree-optimization/35821
15393 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
15394 NEW_STMT_LIST is not NULL.
15396 2008-04-09 David Edelsohn <edelsohn@gnu.org>
15399 * toplev.c (process_options): Remove -ffunction-sections debugging
15402 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
15404 PR middle-end/PR28690
15405 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
15406 than gen_rtx_fmt_ee to perform more canonicalizations.
15408 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15411 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
15413 2008-04-09 Richard Guenther <rguenther@suse.de>
15415 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
15416 (dump_function_to_file): Dump function arguments with types.
15418 2008-04-08 Richard Guenther <rguenther@suse.de>
15420 * fold-const.c (fold_widened_comparison): Do not allow
15421 sign-changes that change the result.
15423 2008-04-08 Janis Johnson <janis187@us.ibm.com>
15426 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
15427 kinds of indirect references.
15429 2008-04-08 David Edelsohn <edelsohn@gnu.org>
15431 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
15432 GNU Fortran language string.
15434 2008-04-08 Rafael Espindola <espindola@google.com>
15436 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
15437 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
15438 * tree.h (tree_call_nonnegative_warnv_p): New.
15440 2008-04-08 Jan Hubicka <jh@suse.cz>
15442 * function.c (free_after_compilation): Clear out regno_reg_rtx
15445 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
15448 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
15450 PR middle-end/PR28690
15451 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
15452 same precedence as REG_POINTER and MEM_POINTER operands.
15454 2008-04-08 Richard Guenther <rguenther@suse.de>
15456 PR middle-end/35834
15457 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
15458 for adding index to base.
15460 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
15462 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
15463 (MINGW_ENABLE_EXECUTE_STACK): New.
15464 (IN_LIBGCC2): For libgcc include windows.h file for
15465 function declarations.
15467 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
15469 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
15470 and tem2 if tem1 is not a REG or MULT.
15472 2008-04-08 Jan Hubicka <jh@suse.cz>
15474 * function.h (incomming_args): Break out of struct function.
15475 (function_subsections): Break out of struct function.
15476 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
15477 return_rtx and hard_reg_initial_vals from struct function.
15478 Kill inl_max_label_num.
15479 (current_function_pops_args, current_function_args_info,
15480 current_function_args_size, current_function_args_size,
15481 current_function_pretend_args_size,
15482 current_function_outgoing_args_size,
15483 current_function_internal_arg_pointer, current_function_return_rtx):
15484 Kill compatibility accestor macros.
15485 * builtins.c (expand_builtin_apply_args_1): Update.
15486 (expand_builtin_next_arg): Update.
15487 * df-scan.c (df_get_call_refs): Update.
15488 * dbxout.c (dbxout_function_end): Update.
15489 * dwarf2out.c (dwarf2out_switch_text_section): Update.
15490 (output_line_info): Update.
15491 (secname_for_decl): Update.
15492 (dwarf2out_var_location): Update.
15493 * function.c (free_after_compilation): Update.
15494 (assign_parm_find_stack_rtl): Update.
15495 (assign_parms): Update.
15496 (expand_dummy_function_end): Update.
15497 (expand_function_end): Update.
15498 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
15499 (expand_call): Update.
15500 (emit_library_call_value_1): Update.
15501 (store_one_arg): Update.
15502 * varasm.c (initialize_cold_section_name): Update.
15503 (unlikely_text_section): Update.
15504 (unlikely_text_section_p): Update.
15505 (assemble_start_function): Update.
15506 (assemble_end_function): Update.
15507 (default_section_type_flags): Update.
15508 (switch_to_section): Update.
15509 * integrate.c (set_decl_abstract_flags): Update.
15510 (get_hard_reg_initial_val): Update.
15511 (has_hard_reg_initial_val): Update.
15512 (allocate_initial_values): Update.
15513 * resource.c (init_resource_info): Update.
15514 * config/alpha/alpha.c (NUM_ARGS): Update.
15515 (direct_return): Update.
15516 (alpha_va_start): Update.
15517 (alpha_sa_size): Update.
15518 (alpha_initial_elimination_offset): Update.
15519 (alpha_expand_prologue): Update.
15520 (alpha_start_function): Update.
15521 (alpha_expand_epilogue): Update.
15522 (unicosmk_initial_elimination_offset):
15523 * config/alpha/alpha.md (call expander): Update.
15524 * config/s390/s390.c (s390_register_info): Update.
15525 (s390_register_info): Update.
15526 (s390_frame_info): Update.
15527 (s390_initial_elimination_offset): Update.
15528 (s390_build_builtin_va_list): Update.
15529 (s390_va_start): Update.
15530 * config/spu/spu.c (direct_return): Update.
15531 (spu_expand_prologue): Update.
15532 (spu_initial_elimination_offset): Update.
15533 (spu_build_builtin_va_list): Update.
15534 (spu_va_start): Update.
15535 * config/sparc/sparc.c (sparc_init_modes): Update.
15536 (sparc_compute_frame_size): Update.
15537 (function_value): Update.
15538 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
15539 * config/i386/i386.md (return expander): Update.
15540 * config/i386/i386.c (ix86_va_start): Update.
15541 (ix86_can_use_return_insn_p): Update.
15542 (ix86_compute_frame_layout): Update.
15543 (ix86_expand_epilogue): Update.
15544 * config/sh/sh.c (output_stack_adjust): Update.
15545 (calc_live_regs): Update.
15546 (sh_expand_prologue): Update.
15547 (sh_builtin_saveregs): Update.
15548 (sh_va_start): Update.
15549 (initial_elimination_offset): Update.
15550 (sh_allocate_initial_value): Update.
15551 (sh_function_ok_for_sibcall): Update.
15552 (sh_get_pr_initial_val): Update.
15553 * config/sh/sh.md (return expander): Update.
15554 * config/avr/avr.c (frame_pointer_required_p): UPdate.
15555 * config/crx/crx.c (crx_compute_frame): UPdate.
15556 (crx_initial_elimination_offset): UPdate.
15557 * config/xtensa/xtensa.c (compute_frame_size): Update
15558 (xtensa_builtin_saveregs): Update.
15559 (xtensa_va_start): Update.
15560 (order_regs_for_local_alloc): Update.
15561 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
15562 (xstormy16_expand_builtin_va_start): Update.
15563 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
15564 * config/m68hc11/m68hc11.md (return expanders): Update.
15565 * config/m68hc11/m68hc11.c (expand_prologue): Update.
15566 (expand_epilogue): Update.
15567 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
15568 (cris_simple_epilogue): Update.
15569 (cris_expand_prologue): Update.
15570 (cris_expand_epilogue): Update.
15571 * config/iq2000/iq2000.c (iq2000_va_start): Update.
15572 (compute_frame_size): Update.
15573 * config/mt/mt.c (mt_compute_frame_size): Update.
15574 * config/mn10300/mn10300.c (expand_prologue): Update.
15575 (expand_epilogue): Update.
15576 (initial_offset): Update.
15577 (mn10300_builtin_saveregs):
15578 * config/mn10300/mn10300.md (return expander): Update.
15579 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
15580 (ia64_initial_elimination_offset): Update.
15581 (ia64_initial_elimination_offset): Update.
15582 (ia64_expand_prologue): Update.
15583 * config/m68k/m68k.md (return expander): Update.
15584 * config/rs6000/rs6000.c (rs6000_va_start): Update.
15585 (rs6000_stack_info): Update.
15586 * config/mcore/mcore.c (layout_mcore_frame): Update.
15587 (mcore_expand_prolog): Update.
15588 * config/arc/arc.c (arc_compute_frame_size): Update.
15589 * config/score/score3.c (score3_compute_frame_size): Update.
15590 * config/score/score7.c (score7_compute_frame_size): Update.
15591 * config/arm/arm.c (use_return_insn): Update.
15592 (thumb_find_work_register): Update.
15593 (arm_compute_save_reg_mask): Update.
15594 (arm_output_function_prologue): Update.
15595 (arm_output_epilogue): Update.
15596 (arm_size_return_regs): Update.
15597 (arm_get_frame_offsets): Update.
15598 (arm_expand_prologue): Update.
15599 (thumb_exit): Update.
15600 (thumb_unexpanded_epilogue): Update.
15601 (thumb1_output_function_prologue): Update.
15602 * config/pa/pa.md (return expander): Update.
15603 * config/pa/pa.c (compute_frame_size): Update.
15604 (hppa_builtin_saveregs): Update.
15605 * config/mips/mips.c (mips_va_start): Update.
15606 (mips16_build_function_stub): Update.
15607 (mips_compute_frame_info): Update.
15608 (mips_restore_gp): Update.
15609 (mips_output_function_prologue): Update.
15610 (mips_expand_prologue): Update.
15611 * config/v850/v850.c (compute_frame_size): Update.
15612 (expand_prologue): * config/mmix/mmix.c (along): update.
15613 (mmix_initial_elimination_offset): update.
15614 (mmix_reorg): update.
15615 (mmix_use_simple_return): update.
15616 (mmix_expand_prologue): update.
15617 (mmix_expand_epilogue): Update.
15618 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
15619 (emit_link_insn): Update.
15621 2008-04-08 Anatoly Sokolov <aesok@post.ru>
15623 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
15624 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
15626 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
15629 2008-04-07 Jan Hubicka <jh@suse.cz>
15631 * function.h (rtl): Rename to x_rtl.
15632 (crtl): New define.
15633 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
15634 frame_offset, stack_check_probe_note, arg_pointer_save_area,
15635 used_temp_slots avail_temp_slots, temp_slot_level,
15636 nonlocal_goto_handler_labels): Update accesstors.
15637 (rtl): New global variable.
15638 (struct function): Move some fileds to rtl_data.
15639 (get_arg_pointer_save_area): Update prototype.
15640 * builtins.c (expand_builtin_setjmp_receiver): Update call of
15641 get_arg_pointer_save_area.
15642 * expr.c (init_expr): Update
15643 * function.c (get_frame_size): Update
15644 (assign_stack_local): Update
15645 (expand_function_end): Update.
15646 (get_art_pointer_save_area): Update
15648 * emit-rtl.c (rtl): Declare.
15649 (regno_reg_rtx): Declare.
15650 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
15652 (gen_reg_rtx): Update.
15653 * varasm.c (n_deferred_constatns): Update accestor.
15654 (init_varasm_status): Do not allocate varasm_status.
15655 (force_const_mem, get_pool_size, output_constant_pool): Update.
15656 * stmt.c (force_label_rtx): Do not use x_ prefixes.
15657 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
15658 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
15659 * sparc/sparc.h (INIT_EXPANDERS): Update.
15660 * ia64/ia64.h (INIT_EXPANDERS): Update.
15662 2008-04-07 James E. Wilson <wilson@tuliptree.org>
15664 * reload.c (push_secondary_reload): Add missing break to for loop.
15666 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
15668 PR middle-end/PR28690
15669 * rtlanal.c: Update copyright years.
15670 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
15671 as REG_POINTER and MEM_POINTER operands.
15672 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
15673 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
15674 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
15675 * gcse.c: Update copyright years.
15676 (pre_delete): Call gen_reg_rtx_and_attrs.
15677 (hoist_code): Likewise.
15678 (build_store_vectors): Likewise.
15679 (delete_store): Likewise.
15680 * loop-invariant.c (move_invariant_reg): Likewise.
15681 Update copyright years.
15683 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
15685 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
15686 control string instead of quoted.
15688 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
15690 * doc/rtl.texi: Rewrite of subreg section.
15692 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
15695 * config/i386/i386.c (legitimize_pic_address): Add treating
15696 of dllimport SYM_REF's.
15697 (legitimize_dllimport_symbol): Add prototype.
15699 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
15701 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
15702 reference in constructor with non self-referential type.
15704 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
15706 Removal of Return with Depressed Stack Pointer support
15707 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
15708 (ECF_SP_DEPRESSED): Likewise.
15709 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
15710 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
15711 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
15712 (expand_call): Do not test ECF_SP_DEPRESSED.
15713 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
15714 * function.c (keep_stack_depressed): Delete.
15715 (handle_epilogue_set): Likewise.
15716 (update_epilogue_consts): Likewise.
15717 (emit_equiv_load): Likewise.
15718 (thread_prologue_and_epilogue_insns): Remove support for Return with
15719 Depressed Stack Pointer.
15720 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
15722 2008-04-06 Richard Guenther <rguenther@suse.de>
15724 PR tree-optimization/35400
15725 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
15726 information from SSA_NAMEs.
15728 2008-04-06 Anatoly Sokolov <aesok@post.ru>
15730 * config/avr/avr.h (avr_mega_p): Remove declaration.
15731 (AVR_MEGA): Remove macro.
15732 * config/avr/avr.c (avr_mega_p): Remove variable.
15733 (avr_override_options): Remove inicializion of avr_mega_p.
15734 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
15735 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
15736 (avr_jump_mode): (Ditto.).
15737 (avr_output_progmem_section_asm_op): (Ditto.).
15738 (avr_asm_init_sections): (Ditto.).
15739 (avr_asm_init_sections): (Ditto.).
15740 (avr_rtx_costs): (Ditto.).
15741 * config/avr/avr.md: (Ditto.).
15742 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
15745 2008-04-06 Richard Guenther <rguenther@suse.de>
15747 PR tree-optimization/35842
15748 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
15749 is_gimple_invariant_address.
15751 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15753 * gcc.c (default_compilers): Sync Fortran extensions list with
15754 that in fortran/lang-specs.h.
15755 * doc/invoke.texi: Likewise.
15756 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
15757 * dwarf2out.c (gen_compile_unit_die): Likewise.
15759 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
15761 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
15763 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
15766 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
15767 attribute is used for nested functions.
15769 2008-04-05 Jan Hubicka <jh@suse.cz>
15771 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
15773 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
15775 (dump_files): Update.
15776 (enable_rtl_dump_file): Do not accept letter argument.
15777 * tree-pass.h (dump_file_info): Remove letter argument.
15778 * toplev.c (decode_d_option): Update -da handling.
15779 * toplev.h (enable_rtl_dump_file): Update prototype.
15780 * passes.c (register_one_dump_file): Do not accept IPA argument; work
15781 it out based on pass type.
15782 (register_dump_files_1): Likewise.
15783 (init_optimization_passes): Update register_one_dump_file calls.
15784 (execute_one_pass): Sanity check that IPA passes are called at IPA
15785 level and RTL passes at RTL level.
15786 (execute_pass_list): IPA pass can not be after or subpass of
15788 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
15789 disallov RTL subpasses of IPA subpasses.
15791 2008-04-05 Ben Elliston <bje@au.ibm.com>
15793 * tree-cfg.c (need_fake_edge_p): Return false for calls to
15794 builtins that return exactly once and do not throw. Cache call to
15797 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
15799 PR rtl-optimization/34916
15800 PR middle-end/35519
15801 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
15802 between instruction pairs.
15804 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
15806 * doc/invoke.texi: Document -mbitops for SH.
15807 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
15808 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
15809 * config/sh/sh.c (print_operand): Add %t operand code.
15810 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
15811 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
15812 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
15813 (extendqihi2): Likewise.
15814 (movqi_i): Likewise.
15815 (insv): Use bset, bclr and bst instructions for SH2A if possible.
15816 (extv): Use bld instruction for SH2A if possible.
15818 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
15819 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
15820 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
15821 (bset.b, bclr.b): Define peepholes.
15822 * config/sh/sh.opt (mbitops): New option.
15824 2008-04-04 Janis Johnson <janis187@us.ibm.com>
15827 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
15828 and view convert expression.
15830 2008-04-04 Jakub Jelinek <jakub@redhat.com>
15833 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
15835 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
15837 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
15839 * config/i386/cpuid.h (bit_AES): New.
15840 (bit_PCLMUL): Likewise.
15842 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
15843 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
15844 SSE2 if AES or PCLMUL is enabled.
15845 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
15846 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
15847 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
15848 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
15849 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
15850 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
15851 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
15852 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
15853 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
15854 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
15855 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
15856 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
15857 __builtin_ia32_aeskeygenassist128 and
15858 __builtin_ia32_pclmulqdq128.
15859 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
15860 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
15861 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
15863 * config/i386/i386.h (TARGET_AES): New.
15864 (TARGET_PCLMUL): Likewise.
15865 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
15867 * config/i386/i386.md (UNSPEC_AESENC): New.
15868 (UNSPEC_AESENCLAST): Likewise.
15869 (UNSPEC_AESDEC): Likewise.
15870 (UNSPEC_AESDECLAST): Likewise.
15871 (UNSPEC_AESIMC): Likewise.
15872 (UNSPEC_AESKEYGENASSIST): Likewise.
15873 (UNSPEC_PCLMUL): Likewise.
15875 * config/i386/i386.opt (maes): New.
15876 (mpclmul): Likewise.
15878 * config/i386/sse.md (aesenc): New pattern.
15879 (aesenclast): Likewise.
15880 (aesdec): Likewise.
15881 (aesdeclast): Likewise.
15882 (aesimc): Likewise.
15883 (aeskeygenassist): Likewise.
15884 (pclmulqdq): Likewise.
15886 * config/i386/wmmintrin.h: New.
15888 * doc/extend.texi: Document AES and PCLMUL built-in function.
15890 * doc/invoke.texi: Document -maes and -mpclmul.
15892 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
15894 * function.c (free_after_parsing): Replace with
15895 cxx_push_function_context from C++ front-end.
15896 (allocate_struct_function): Don't call langhook.
15897 * langhooks.h (struct lang_hooks_for_functions): Delete.
15898 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
15900 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
15901 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
15902 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
15903 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
15904 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
15905 remove LANG_HOOKS_FUNCTION_INITIALIZER.
15906 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
15908 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
15909 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
15911 2008-04-04 Jakub Jelinek <jakub@redhat.com>
15914 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
15917 2008-04-04 Richard Guenther <rguenther@suse.de>
15919 PR middle-end/35823
15920 * fold-const.c (optimize_minmax_comparison): Use the correct
15921 type for the constant in the simplified comparison.
15923 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
15925 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
15926 Pass L2 size as "--param l2-cache-size" to the compiler.
15927 (decode_l2_cache): New function to decode L2 cache parameters using
15928 0x8000006 extended cpuid function.
15929 (detect_caches_amd): Determine parameters of L2 cache using
15930 decode_l2_caches function.
15931 (decode_caches_intel): Decode L2 cache parameters.
15932 (detect_caches_intel): Determine L2 cache parameters using
15933 decode_caches_intel and decode_l2_caches functions.
15935 2008-04-03 Bob Wilson <bob.wilson@acm.org>
15937 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
15938 secondary input reload for subword loads from the constant pool.
15940 2008-04-03 Janis Johnson <janis187@us.ibm.com>
15943 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
15944 constants of the appropriate size for runtime calculations.
15947 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
15948 decimal-float literal constant zero.
15950 2008-04-03 Jakub Jelinek <jakub@redhat.com>
15953 * c-parser.c (c_parser_omp_atomic): Call
15954 default_function_array_conversion on the RHS.
15956 PR middle-end/35818
15957 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
15958 call is_variable_sized if decl has incomplete type.
15960 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
15962 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
15964 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
15966 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
15968 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
15969 (sgt<u>): Merge sgt and sgtu into new expander.
15970 (sgt, sgtu): Remove expanders.
15971 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
15972 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
15973 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
15974 *sgtu_<mode>_mips16 into new pattern.
15975 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
15976 (sge<u>): Merge sge and sgeu into new expander.
15977 (sge, sgeu): Remove expanders.
15978 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
15980 (*sge_<mode>, second *sge_<mode>): Remove patterns.
15981 (slt<u>): Merge slt and sltu into new expander.
15982 (slt, sltu): Remove expanders.
15983 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
15984 (*slt_<mode>, *sltu_<mode>): Remove patterns.
15985 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
15986 *sltu_<mode>_mips16 into new pattern.
15987 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
15988 (sle<u>): Merge sle and sleu into new expander.
15989 (sle, sleu): Remove expanders.
15990 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
15991 (*sle_<mode>, *sleu_<mode>): Remove patterns.
15992 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
15993 *sleu_<mode>_mips16 into new pattern.
15994 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
15996 2008-04-03 Jan Hubicka <jh@suse.cz>
15998 PR tree-optimization/35795
15999 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
16000 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16001 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
16002 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
16003 * score/score3.c (score3_output_mi_thunk): Likewise.
16004 * score/score7.c (score7_output_mi_thunk): Likewise.
16005 * mips/mips.c (mips_output_mi_thunk): Likewise.
16007 2008-04-03 Richard Guenther <rguenther@suse.de>
16009 * tree-vrp.c (extract_range_from_unary_expr): Handle all
16010 conversions. Simplify code.
16012 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
16014 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
16016 2008-04-03 Tom Tromey <tromey@redhat.com>
16017 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16019 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
16020 * config/bfin/t-bfin-linux (generated_files): Add
16021 linux-sysroot-suffix.h.
16022 * doc/install.texi (Prerequisites): Require make 3.80.
16023 * doc/sourcebuild.texi (Front End Directory): Document new
16025 * Makefile.in (generated_files): New variable.
16026 (ALL_HOST_OBJS): New variable.
16027 ($(ALL_HOST_OBJS)): New target.
16029 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16031 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
16032 (remap_block): Call id->transform_lang_insert_block instead
16034 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
16035 Set id.transform_lang_insert_block to NULL.
16036 (clone_body): Move to cp/optimize.c
16037 * tree-inline.h (struct copy_body_data): Change
16038 transform_lang_insert_block to function pointer.
16039 (copy_generic_body, copy_decl_no_change): Export.
16040 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
16041 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
16042 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
16044 * c-tree.h (insert_block): Kill.
16045 * c-decl.c (insert_block): Kill.
16047 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16049 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16050 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16051 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
16053 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
16054 argument, call {push,pop}_function_context from here.
16055 * c-parser.c: Use c_{push,pop}_function_context.
16057 * function.c (push_function_context_to): Move meat ...
16058 (push_function_context): ... here. Simplify.
16059 * function.c (pop_function_context_from): Move meat ...
16060 (pop_function_context): ... here. Simplify.
16061 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
16063 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16064 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16065 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
16066 * tree.h (push_function_context_to, pop_function_context_from): Remove.
16068 2008-04-03 Ben Elliston <bje@au.ibm.com>
16070 * expmed.c (extract_force_align_mem_bit_field): Remove.
16072 2008-04-03 Richard Guenther <rguenther@suse.de>
16074 PR middle-end/35800
16075 * expr.h (try_casesi): Adjust prototype.
16076 * expr.c (try_casesi): Take fallback label as extra parameter.
16077 Use that for gen_casesi if default_label is NULL.
16078 * stmt.c (expand_case): Pass fallback label to try_casesi,
16079 make sure to fill gaps with a fallback label if default_label
16082 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
16085 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
16087 2008-04-03 Ben Elliston <bje@au.ibm.com>
16089 * expmed.c (extract_split_bit_field): Remove if (0) code.
16090 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
16091 (do_ds_constraint): Likewise.
16093 2008-04-02 Joseph Myers <joseph@codesourcery.com>
16095 * doc/cppopts.texi (-dU): Document.
16096 * c-common.h (flag_dump_macros): Update comment.
16097 * c-opts.c (handle_OPT_d): Handle -dU.
16098 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
16099 dump_queued_macros, cb_used_define, cb_used_undef): New.
16100 (init_pp_output): Handle -dU.
16101 (cb_line_change): Call dump_queued_macros.
16102 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
16104 2008-04-02 Anatoly Sokolov <aesok@post.ru>
16106 * config/avr/predicates.md (io_address_operand): New predicate.
16107 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
16108 * config/avr/avr.c (avr_io_address_p): Remove function.
16109 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
16110 'avr_io_address_p' function.
16111 (out_movhi_r_mr): (Ditto.).
16112 (out_movqi_mr_r): (Ditto.).
16113 (out_movhi_mr_r): (Ditto.).
16114 (avr_address_cost): (Ditto.).
16116 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
16118 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
16119 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
16120 in 32bit mode when XMM registers are available to avoid store
16122 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
16123 corresponding post-reload splitters.
16125 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16127 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
16128 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
16129 __builtin_ia32_roundss.
16130 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
16131 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
16132 __builtin_ia32_roundss.
16133 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
16134 IX86_BUILTIN_SHUFPD here.
16136 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16138 * config/i386/i386.md (plogic): New.
16139 (plogicprefix): Likewise.
16141 * config/i386/mmx.md (mmx_<code><mode>3): New.
16142 (mmx_and<mode>3): Removed.
16143 (mmx_ior<mode>3): Likewise.
16144 (mmx_xor<mode>3): Likewise.
16146 * config/i386/sse.md (<code><mode>3): New.
16147 (*<code><mode>3): Likewise.
16148 (*<code><mode>3): Likewise.
16149 (<code><mode>3): Likewise.
16150 (*sse_<code><mode>3): Likewise.
16151 (*sse2_<code><mode>3): Likewise.
16152 (<code>tf3): Likewise.
16153 (*<code>tf3): Likewise.
16154 (and<mode>3): Likewise.
16155 (*and<mode>3): Likewise.
16156 (ior<mode>3): Removed.
16157 (*ior<mode>3): Likewise.
16158 (xor<mode>3): Likewise.
16159 (*xor<mode>3): Likewise.
16160 (*and<mode>3): Likewise.
16161 (*ior<mode>3): Likewise.
16162 (*xor<mode>3): Likewise.
16163 (and<mode>3): Likewise.
16164 (*sse_and<mode>3): Likewise.
16165 (*sse2_and<mode>3): Likewise.
16166 (andtf3): Likewise.
16167 (*andtf3): Likewise.
16168 (ior<mode>3): Likewise.
16169 (*sse_ior<mode>3): Likewise.
16170 (*sse2_ior<mode>3): Likewise.
16171 (iortf3): Likewise.
16172 (*iortf3): Likewise.
16173 (xor<mode>3): Likewise.
16174 (*sse_xor<mode>3): Likewise.
16175 (*sse2_xor<mode>3): Likewise.
16176 (xortf3): Likewise.
16177 (*xortf3): Likewise.
16179 2008-04-02 Richard Guenther <rguenther@suse.de>
16181 PR tree-optimization/14495
16182 PR tree-optimization/34793
16183 * tree-vrp.c (struct switch_update): New structure.
16184 (to_remove_edges, to_update_switch_stmts): New VECs.
16185 (simplify_switch_using_ranges): New function. Remove not taken
16186 case labels and edges.
16187 (simplify_stmt_using_ranges): Call it.
16188 (identify_jump_threads): Mark edges we have queued for removal
16189 so we don't thread them.
16190 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
16192 * tree-cfg.c (group_case_labels): Deal with missing default label.
16193 (tree_verify_flow_info): Allow missing default label.
16194 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
16195 (emit_case_nodes): Likewise.
16196 (expand_case): Do not rely on the default label to be present.
16197 * expr.c (try_casesi): Deal with NULL default_label.
16198 (do_tablejump): Likewise.
16200 2008-04-02 Richard Guenther <rguenther@suse.de>
16202 PR tree-optimization/14495
16203 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
16204 SWITCH_EXPR here ...
16205 (vrp_visit_switch_stmt): ... but here (new function).
16206 (find_case_label_index): New helper function.
16207 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
16209 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16211 * fwprop.c: Fix ISO-C99ism.
16213 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16216 * Makefile.in (objdir): Set it here.
16217 * configure.ac: Not here. Find dynamic linker characteristics.
16218 * exec-tool.in: Use them.
16219 * aclocal.m4: Regenerate.
16220 * configure: Regenerate.
16222 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16224 * expr.c (expand_var): Delete it.
16225 * expr.h (expand_var): Delete prototype.
16226 * function.c (expand_function_start): Use expand_decl instead.
16227 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
16230 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
16232 PR rtl-optimization/35542
16233 * fwprop.c (forward_propagate_and_simplify): Replace
16234 loc_reg_mentioned_in_p with reg_mentioned_p.
16236 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16238 PR rtl-optimization/35281
16239 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
16240 (propagate_rtx_1): Handle PR_HANDLE_MEM.
16241 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
16242 (varying_mem_p): Move above propagate_rtx.
16243 (all_uses_available_at): Do not check MEMs.
16245 2008-04-02 Rafael Espindola <espindola@google.com>
16247 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
16248 (register_edge_assert_for_2): Split the cond argument.
16249 (register_edge_assert_for_1): Adjust for the change in
16250 register_edge_assert_for_2.
16251 (register_edge_assert_for): Split the cond argument.
16252 (find_switch_asserts): Adjust for the change in
16253 register_edge_assert_for.
16255 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
16257 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
16258 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
16259 offsets for 64-bit mingw.
16260 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
16261 abi for x86_64-pc-mingw.
16263 2008-04-02 Richard Guenther <rguenther@suse.de>
16265 * tree-vrp.c (extract_range_from_assert): Make sure to not
16266 produce range min/max with TREE_OVERFOW set.
16267 If merging a anti-range and a range keep the anti-range if
16268 the range covers all values of the type.
16269 (register_edge_assert_for_2): Only allow sign-changing
16270 conversions in detecting canonical range checks. Also
16271 register an assert for the unsigned name if useful.
16273 PR tree-optimization/35787
16274 * tree-vrp.c (vrp_val_max): New function.
16275 (vrp_val_min): Likewise.
16276 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
16277 (vrp_val_is_min): Likewise.
16278 (supports_overflow_infinity): Use vrp_val_{min,max}.
16279 (negative_overflow_infinity): Likewise.
16280 (positive_overflow_infinity): Likewise.
16281 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
16282 (is_positive_overflow_infinity): Likewise.
16283 (is_overflow_infinity): Likewise.
16284 (avoid_overflow_infinity): Use vrp_val_{min,max} and
16285 vrp_val_is_{min,max}.
16286 (set_and_canonicalize_value_range): Canonicalize anti-ranges
16287 to ranges if possible. Avoid empty ranges.
16289 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16291 PR middle-end/35705
16292 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
16293 the expression is a function address.
16295 2008-04-01 George Helffrich <george@gcc.gnu.org>
16297 PR fortran/35154, fortran/23057
16298 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
16299 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
16300 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
16301 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
16303 (dbxout_syms): Check for COMMON-based symbol and wrap in
16304 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
16305 in bracket for efficiency.
16307 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
16308 using DW_TAG_common_block + member offset.
16309 (add_pubname_string): New function.
16310 (dw_expand_expr): New function to find block name and offset for
16312 (common_check): New function to check whether symbol in Fortran COMMON.
16313 (gen_variable_die): If COMMON, use DW_TAG_common_block.
16315 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
16318 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
16320 2008-04-02 Ben Elliston <bje@au.ibm.com>
16322 * config/v850/v850.md (casesi): Remove if (0) code.
16323 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
16324 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
16326 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
16328 * config/i386/i386.md (rex64suffix): New mode attribute.
16329 (floathi<mode>2): Disable expander for SSE math.
16330 (*floathi<mode>2_1): New insn insn_and_split pattern.
16331 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
16332 corresponding post-reload splitters.
16333 (*floathi<mode>2_i387): New macroized insn pattern.
16334 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
16335 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
16336 insn_and_split pattern.
16337 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
16338 New macroized instruction patterns and corresponding post-reload
16340 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
16341 and corresponding post-reload splitters.
16342 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
16343 New macroized instruction patterns.
16344 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
16345 macroized instruction patterns and corresponding post-reload splitters.
16346 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
16347 corresponding post-reload splitters.
16348 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
16349 New macroized instruction patterns.
16350 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
16351 corresponding post-reload splitters.
16352 (*floatsi<mode>2_i387): New macroized instruction patterns.
16354 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
16356 * config/i386/i386.md (smaxmin): New.
16357 (umaxmin): Likewise.
16358 (maxminiprefix): Likewise.
16359 (maxminfprefix): Likewise.
16360 (<code><mode>3): Likewise.
16361 (smin<mode>3): Removed.
16362 (smax<mode>3): Likewise.
16364 * config/i386/mmx.md (mmx_<code>v2sf3): New.
16365 (mmx_<code>v4hi3): Likewise.
16366 (mmx_<code>v8qi3): Likewise.
16367 (mmx_smaxv2sf3): Removed.
16368 (mmx_sminv2sf3): Likewise.
16369 (mmx_umaxv8qi3): Likewise.
16370 (mmx_smaxv4hi3): Likewise.
16371 (mmx_uminv8qi3): Likewise.
16372 (mmx_sminv4hi3): Likewise.
16374 * config/i386/sse.md (<addsub><mode>3): New.
16375 (*<addsub><mode>3): Likewise.
16376 (<sse>_vm<addsub><mode>3): Likewise.
16377 (<maxmin><mode>3): Likewise.
16378 (*<maxmin><mode>3_finite): Likewise.
16379 (*<maxmin><mode>3): Likewise.
16380 (<sse>_vm<maxmin><mode>3): Likewise.
16381 (sse3_h<addsub>v4sf3): Likewise.
16382 (sse3_h<addsub>v2df3): Likewise.
16383 (<maxmin>v16qi3): Likewise.
16384 (*<maxmin>v16qi3): Likewise.
16385 (<maxmin>v8hi3): Likewise.
16386 (*<maxmin>v8hi3): Likewise.
16387 (*sse4_1_<maxmin><mode>3): Likewise.
16388 (*sse4_1_<maxmin><mode>3): Likewise.
16389 (add<mode>3): Removed.
16390 (*add<mode>3): Likewise.
16391 (<sse>_vmadd<mode>3): Likewise.
16392 (sub<mode>3): Likewise.
16393 (*sub<mode>3): Likewise.
16394 (<sse>_vmsub<mode>3): Likewise.
16395 (smin<mode>3): Likewise.
16396 (*smin<mode>3_finite): Likewise.
16397 (*smin<mode>3): Likewise.
16398 (<sse>_vmsmin<mode>3): Likewise.
16399 (smax<mode>3): Likewise.
16400 (*smax<mode>3_finite): Likewise.
16401 (*smax<mode>3): Likewise.
16402 (<sse>_vmsmax<mode>3): Likewise.
16403 (sse3_haddv4sf3): Likewise.
16404 (sse3_haddv2df3): Likewise.
16405 (sse3_hsubv4sf3): Likewise.
16406 (sse3_hsubv2df3): Likewise.
16407 (umaxv16qi3): Likewise.
16408 (*umaxv16qi3): Likewise.
16409 (smaxv8hi3): Likewise.
16410 (*smaxv8hi3): Likewise.
16411 (*sse4_1_smax<mode>3): Likewise.
16412 (*sse4_1_umax<mode>3): Likewise.
16413 (uminv16qi3): Likewise.
16414 (*uminv16qi3): Likewise.
16415 (sminv8hi3): Likewise.
16416 (*sminv8hi3): Likewise.
16417 (*sse4_1_smin<mode>3): Likewise.
16418 (*sse4_1_umin<mode>3): Likewise.
16420 2008-04-01 Rafael Espindola <espindola@google.com>
16422 * tree-cfg.c (verify_expr): remove in_phi.
16423 (verify_stmt): Don't call walk_tree with verify_expr. Use
16424 is_gimple_min_invariant instead of is_gimple_val.
16426 2008-04-01 Joseph Myers <joseph@codesourcery.com>
16428 * doc/include/gpl_v3.texi: Update for manpage generation.
16429 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
16431 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
16432 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
16433 gpl_v3.texi instead of gpl.texi.
16436 2008-04-01 Jakub Jelinek <jakub@redhat.com>
16439 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
16441 2008-04-01 Rafael Espindola <espindola@google.com>
16443 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
16444 (extract_code_and_val_from_cond): Use
16445 extract_code_and_val_from_cond_with_ops.
16447 2008-04-01 Jan Hubicka <jh@suse.cz>
16449 * function.c (free_after_compilation): Free epilogue_delay_list.
16450 (prepare_function_start): Assert that previous compilation was freed.
16452 2008-04-01 Jan Hubicka <jh@suse.cz>
16453 Jim Wilson <wilson@tuliptree.org>
16454 Andreas Tobler <andreast@gcc.gnu.org>
16456 PR middle-end/35781
16457 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
16458 rtl.emit instead cfun->emit.
16459 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
16460 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
16462 2008-04-01 Ben Elliston <bje@au.ibm.com>
16464 * doc/c-tree.texi (Function Basics): Fix grammatical error.
16466 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
16468 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
16470 (fprofile-use): Add var flag_profile_use
16471 * coverage.c (coverage_begin_output): Do not open a gcno file for
16472 output only if -ftest-coverage is set.
16473 Do not add getpwd() to gcda file path.
16474 (build_gcov_info): Check the new flag
16475 flag_profile_datafile_relative_path.
16476 (coverage_init): Use profile_data_prefix.
16477 Read profile counter only if flag_profile_use is set.
16478 * opts.c (common_handle_option): New option fprofile-use=,
16479 fprofile-dir=, fprofile-generate=.
16480 * toplev.c (profile_data_prefix): New variable definition.
16481 * toplev.h (profile_data_prefix): New declaration.
16482 * doc/invoke.tex (Option Summary, Optimization Options):
16485 2008-03-31 James E. Wilson <wilson@tuliptree.org>
16487 * varasm.c (output_constant_pool_1): In LABEL_REF check,
16488 use tmp consistently.
16491 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
16492 * config/ia64/ia64.c (rtx_needs_barrier): Handle
16493 UNSPEC_FR_RECIP_APPROX_RES.
16494 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
16496 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
16499 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
16501 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
16503 PR middle-end/30186
16504 * fold-const.c (fold_indirect_ref_1): Support accessing non first
16505 element of the vector via a pointer.
16507 2008-03-31 Ian Lance Taylor <iant@google.com>
16509 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
16511 2008-03-31 Jan Hubicka <jh@suse.cz>
16513 * builtins.c (expand_builtin_setjmp_receiver): Update call of
16514 get_arg_pointer_save_area.
16515 * expr.c (init_expr): Just clear out rtl.expr.
16516 * function.c (free_after_compilation): Clear out whole RTL structure.
16517 (get_func_frame_size): Merge into ...
16518 (get_frame_size): ... this one.
16519 (assign_stack_local_1): Merge into ...
16520 (assign_stack_local): ... this one.
16521 (expand_function_end): Update call of get_arg_pointer_save_area.
16522 (get_art_pointer_save_area): Remove cfun argument.
16523 * function.h (emit_status): regno_pointer_align does not need length
16524 attribute. Move x_regno_reg_rtx to ...
16525 (regno_reg_rtx): ... new global array.
16526 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
16527 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
16528 apply_args_value, forced_labels, stack_pointer_delta):
16530 (struct varasm_status): Move here from varasm.c
16531 (struct rtl_data): New. Move here some fields from struct function.
16532 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
16533 frame_offset, stack_check_probe_note, arg_pointer_save_area,
16534 used_temp_slots avail_temp_slots, temp_slot_level,
16535 nonlocal_goto_handler_labels): Update accesstors.
16536 (rtl): New global variable.
16537 (struct function): Move some fileds to rtl_data.
16538 (get_arg_pointer_save_area): Update prototype.
16539 * emit-rtl.c (rtl): Declare.
16540 (regno_reg_rtx): Declare.
16541 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
16543 (gen_reg_rtx): Update.
16544 (init_virtual_regs): Do not tate emit_status argument.
16545 (init_emit): Do not allocate emit.
16546 * varasm.c (varasm_statuc): Move to function.h.
16547 (n_deferred_constatns): Update accestor.
16548 (init_varasm_status): Do not allocate varasm_status.
16549 (force_const_mem, get_pool_size, output_constant_pool): Update.
16550 * stmt.c (force_label_rtx): Do not use x_ prefixes.
16551 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
16553 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
16555 PR rtl-optimization/35729
16556 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
16559 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
16562 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
16563 load/store if memory is unaligned.
16564 (*movti_rex64): Likewise.
16566 * config/i386/predicates.md (misaligned_operand): New.
16568 2008-03-31 Andrew Pinski <pinskia@gmail.com>
16571 * tree-ssa-phiopt.c (conditional_replacement): Return early for
16574 2008-03-31 Jan Beulich <jbeulich@novell.com>
16576 * config/ia64/constraints.md: Add 'j' constraint.
16577 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
16578 (movdi_internal): Likewise.
16580 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
16583 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
16585 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
16588 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
16589 proper error message for the third argument on blendpd and
16592 * config/i386/sse.md (blendbits): New.
16593 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
16595 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
16597 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
16599 2008-03-30 Richard Guenther <rguenther@suse.de>
16601 PR middle-end/31023
16602 * fold-const.c (fold_sign_changed_comparison): Do leave
16603 conversions to base-types alone.
16605 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
16607 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
16608 the link register if one altivec register is be saved.
16610 2008-03-30 Ben Elliston <bje@au.ibm.com>
16612 * final.c (final_scan_insn): Remove if (0) code.
16614 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
16616 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
16618 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
16620 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
16621 of V4SFmode to ix86_binary_operator_ok.
16623 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
16625 * config/i386/i386.c (override_options): Initialize
16626 ix86_veclib_handler to ix86_veclibabi_svml when
16627 -mveclibabi=svml is used.
16628 (ix86_veclibabi_svml): New function for SVML ABI style
16629 vectorization support.
16630 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
16632 2008-03-28 Rafael Espindola <espindola@google.com>
16634 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
16635 (tree_binary_nonnegative_warnv_p): Make it public.
16636 (tree_single_nonnegative_warnv_p): Make it public.
16637 (tree_invalid_nonnegative_warnv_p): Make it public.
16638 (tree_unary_nonzero_warnv_p): Make it public.
16639 (tree_binary_nonzero_warnv_p): Make it public
16640 (tree_single_nonzero_warnv_p): Make it public.
16641 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
16642 (extract_range_from_binary_expr): Split the expr argument.
16643 (extract_range_from_unary_expr): Split the expr argument.
16644 (extract_range_from_comparison): Split the expr argument.
16645 (extract_range_from_expr): Use the new aux functions.
16646 (vrp_evaluate_conditional_warnv): Use
16647 vrp_evaluate_conditional_warnv_with_ops.
16648 * tree.h (tree_unary_nonzero_warnv_p): Declare.
16649 (tree_binary_nonzero_warnv_p): Declare.
16650 (tree_single_nonzero_warnv_p): Declare.
16651 (tree_expr_nonzero_warnv_p): Declare.
16652 (tree_unary_nonnegative_warnv_p): Declare.
16653 (tree_binary_nonnegative_warnv_p): Declare.
16654 (tree_single_nonnegative_warnv_p): Declare.
16655 (tree_invalid_nonnegative_warnv_p): Declare.
16657 2008-03-28 Richard Guenther <rguenther@suse.de>
16659 PR tree-optimization/30317
16660 PR tree-optimization/30911
16661 PR tree-optimization/34793
16662 * tree-vrp.c (set_and_canonicalize_value_range): New function.
16663 (struct assert_locus_d): New member EXPR.
16664 (register_new_assert_for): Add EXPR parameter to support
16665 ASSERT_EXPR <name, expr OP limit>.
16666 (register_edge_assert_for_1): Adjust callers.
16667 (find_assert_locations): Likewise.
16668 (process_assert_insertions_for): Build condition from expression.
16669 (extract_range_from_assert): Handle ASSERT_EXPRs
16670 of the form ASSERT_EXPR <name, expr OP limit>.
16671 (register_edge_assert_for_2): New helper registering
16672 asserts for comparisons. Recognize range tests of the form
16673 (unsigned)i - CST1 OP CST2.
16674 (register_edge_assert_for_1): Use it.
16675 (register_edge_assert_for): Likewise.
16676 (needs_overflow_infinity): Integer sub-types
16677 do not need overflow infinities.
16678 (vrp_val_is_max): The extreme values of integer sub-types
16679 are those of the base type.
16680 (vrp_val_is_min): Likewise.
16681 * tree.def (ASSERT_EXPR): Document extra allowed conditional
16684 2008-03-28 Nick Clifton <nickc@redhat.com>
16687 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
16688 Return GENERAL_REGS for stack adjustment reloads.
16690 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16693 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
16694 const_vector when all the vectors are constant.
16696 2008-03-27 Bob Wilson <bob.wilson@acm.org>
16698 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
16700 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
16701 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
16703 (s<code>_sf): Use new scc_sf attribute for opcode names.
16705 2008-03-27 Tom Tromey <tromey@redhat.com>
16707 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
16708 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
16709 config/spu/t-spu-elf, config/i386/t-interix,
16710 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
16711 config/i386/x-darwin, config/i386/x-mingw32,
16712 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
16713 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
16714 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
16715 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
16716 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
16717 config/rs6000/x-darwin, config/rs6000/t-rs6000,
16718 config/score/t-score-elf, config/arm/t-strongarm-pe,
16719 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
16720 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
16721 Revert automatic dependency patch.
16723 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
16726 * config/i386/i386.c (ix86_function_arg_boundary): Align
16727 decimal floating point to its natural boundary.
16729 2008-03-27 Richard Guenther <rguenther@suse.de>
16731 PR middle-end/35716
16732 * fold-const.c (fold_comparison): Restrict distinct decl
16733 comparison folding to VAR_DECLs and PARM_DECLs. Do not
16734 solely rely on operand_equal_p.
16736 2008-03-27 Richard Guenther <rguenther@suse.de>
16739 * c-common.c (handle_weak_attribute): Reject combination of
16742 2008-03-27 Richard Guenther <rguenther@suse.de>
16744 PR tree-optimization/32810
16745 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
16746 conversions from DECL_INITIAL.
16747 (fold_const_aggregate_ref): Likewise from constructor elements.
16749 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
16751 * tree-affine.h (aff_combination_expand): Declare.
16752 (get_inner_reference_aff): Likewise.
16753 * tree-affine.c (aff_combination_expand): Split out from
16754 tree_to_aff_combination_expand.
16755 (get_inner_reference_aff): New function.
16756 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
16757 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
16758 (struct lim_aux_data): sm_done field removed.
16759 (mem_ref_loc_p, mem_ref_locs_p): New types.
16760 (struct mem_ref): Added id, stored, accesses_in_loop,
16761 indep_loop, dep_loop, indep_ref, dep_ref fields.
16762 Removed is_stored, locs and next fields.
16763 (memory_accesses): New variable.
16764 (movement_possibility): Do not allow moving statements
16765 that store to memory.
16766 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
16768 (determine_max_movement): For statements with memory references,
16769 find the outermost loop in that the reference is independent.
16770 (move_computations_stmt): Mark the virtual operands for renaming.
16771 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
16772 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
16773 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
16774 add_vop_ref_mapping, create_vop_ref_mapping_loop,
16775 create_vop_ref_mapping, analyze_memory_references,
16776 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
16777 get_all_locs_in_loop, ref_always_accessed_p,
16778 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
16779 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
16780 store_motion_loop, store_motion): New functions.
16781 (struct vop_to_refs_elt): New type.
16782 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
16783 memref_hash, memref_eq, hoist_memory_references): Rewritten.
16784 (schedule_sm): Replaced by...
16785 (execute_sm): ... this.
16786 (determine_lsm_ref, hoist_memory_references,
16787 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
16788 find_more_ref_vops, free_mem_ref, free_mem_refs,
16789 determine_lsm_loop, determine_lsm): Removed.
16790 (tree_ssa_lim_finalize): Free data structures used by store motion.
16791 (tree_ssa_lim): Call analyze_memory_references. Use
16792 store_motion instead of determine_lsm.
16794 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
16796 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
16797 rename tmake_file to m68hc11/t-m68hc11.
16798 (mcore): Set inhibit_libc to true.
16799 * config.host (alpha*-dec-*vms*): Set extra_programs.
16800 (interix3*): Don't use host_xmake_file.
16801 * configure.ac: Let config.gcc override inhibit_libc.
16802 * configure: Regenerate.
16804 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
16805 * config/t-openbsd-thread: Remove commented out lines.
16807 * config/x-interix: Remove.
16809 * config/m68hc11/t-m68hc11-gas: Rename to...
16810 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
16812 * config/mcore/t-mcore: Remove T_CFLAGS.
16813 * config/mcore/t-mcore-pe: Likewise.
16815 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
16817 * configure.ac: Replace custom __GNU_SOURCE test with
16818 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
16819 * aclocal.m4: Regenerate.
16820 * configure: Regenerate.
16821 * config.in: Regenerate.
16823 2008-03-27 Richard Guenther <rguenther@suse.de>
16825 * fold-const.c (target.h): Include.
16826 (fold_comparison): Fold comparison of addresses of decls
16827 that bind locally or of constants. Consolidate address folding code.
16828 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
16829 results from fold_binary_to_constant.
16830 (compare_values_warnv): Likewise.
16832 2008-03-27 Andrew Pinski <pinskia@gmail.com>
16834 PR middle-end/35429
16835 * fold-const.c (fold_truthop): Check for integeral types when folding
16836 a == 0 && b == 0 and a != 0 || b != 0 .
16838 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
16840 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
16842 2008-03-26 Andreas Schwab <schwab@suse.de>
16844 * doc/invoke.texi: Fix use of @item vs. @itemx.
16846 2008-03-26 Tom Tromey <tromey@redhat.com>
16848 * Makefile.in (build/gensupport.o, build/print-rtl.o,
16849 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
16850 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
16851 build/gencodes.o, build/genconditions.o, build/genconfig.o,
16852 build/genconstants.o, build/genemit.o, build/genextract.o,
16853 build/genflags.o, build/genmddeps.o, build/genopinit.o,
16854 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
16857 2008-03-26 Richard Guenther <rguenther@suse.de>
16860 2008-03-26 Richard Guenther <rguenther@suse.de>
16862 * fold-const.c (target.h): Include.
16863 (fold_comparison): Fold comparison of addresses of two decls
16864 that bind locally. Consolidate address folding code.
16866 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16868 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
16869 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
16870 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
16871 dconstsqrt2, dconstthird, dconste and/or dconst10.
16872 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
16873 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
16874 dconstsqrt2, dconste): Delete.
16875 (init_emit_once): Likewise. Simplify initializing dconstm1.
16877 * real.c (get_real_const): New.
16878 * real.h (dconst3, dconst10, dconstm2, dconstthird,
16879 dconstsqrt2, dconste): Delete.
16880 (real_value_const, get_real_const): New.
16882 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
16884 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
16886 * config/i386/i386.c (ix86_function_arg_boundary): Check
16887 BIGGEST_ALIGNMENT instead of 128.
16888 (setup_incoming_varargs_64): Likewise.
16890 2008-03-26 Tom Tromey <tromey@redhat.com>
16892 * Makefile.in (DEPFILES): Add missing '/'.
16894 2008-03-26 Richard Guenther <rguenther@suse.de>
16896 * fold-const.c (target.h): Include.
16897 (fold_comparison): Fold comparison of addresses of two decls
16898 that bind locally. Consolidate address folding code.
16900 2008-03-26 Nick Clifton <nickc@redhat.com>
16903 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
16904 not allow INT+INT as a legitimate addressing mode.
16906 2008-03-26 Richard Guenther <rguenther@suse.de>
16908 * tree-flow.h (widen_bitfield): Remove declaration.
16909 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
16910 (widen_bitfield): Remove function.
16911 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
16914 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16917 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
16920 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
16922 PR rtl-optimization/35232
16923 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
16924 (forget_old_reloads_1, forget_marked_reloads): Don't clear
16925 reg_reloaded_call_part_clobbered here.
16926 (reload_regs_reach_end_p): New function.
16927 (reload_reg_rtx_for_input): New variable.
16928 (reload_reg_rtx_for_output): Likewise.
16929 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
16930 when reassigning a pseudo register. Load reloadreg from
16931 reload_reg_rtx_for_input, moving the mode and register
16933 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
16934 instead of the original when deciding whether an input reload
16935 would be a no-op or whether an output reload can be deleted.
16936 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
16937 when setting up new_spill_reg_store. Load it from
16938 reload_reg_rtx_for_output, moving the mode and register
16940 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
16941 instead of the original when deciding whether an output reload
16942 would be a no-op. Do the same when modifying insn notes.
16943 Use rtx_equal_p instead of == to compare the registers.
16944 (inherit_piecemeal_p): Take a mode and two register numbers
16946 (emit_reload_insns): Clear new_spill_reg_store for every hard
16947 register in the reload register. Remove spill registers
16948 from reg_reloaded_valid before considering whether to record
16949 inheritance information for them. Use reload_reg_rtx_for_output
16950 instead of reg_rtx when recording output reloads. Use
16951 reload_reg_rtx_for_input instead of reg_rtx when recording
16952 input reloads. Set or clear reg_reloaded_call_part_clobbered
16953 at the same time as setting reg_reloaded_valid.
16954 (delete_output_reload): Add a new_reload_reg parameter and use it
16955 instead of rld[j].reg_rtx.
16956 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
16959 2008-03-25 Tom Tromey <tromey@redhat.com>
16961 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
16962 (build/genattr.o): Likewise.
16963 (build/genattrtab.o): Likewise.
16964 (build/gencodes.o): Likewise.
16965 (build/genconfig.o): Likewise.
16966 (build/genconstants.o): Likewise.
16967 (build/genemit.o): Likewise.
16968 (build/genextract.o): Likewise.
16969 (build/genflags.o): Likewise.
16971 2008-03-25 Bob Wilson <bob.wilson@acm.org>
16973 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
16974 instead of size_int for integer types.
16975 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
16976 to match type of MINUS_EXPR.
16978 2008-03-25 Tom Tromey <tromey@redhat.com>
16980 * configure: Rebuilt.
16981 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
16984 2008-03-25 Tom Tromey <tromey@redhat.com>
16986 * config/x-solaris (host-solaris.o): Update.
16987 * config/x-linux (host-linux.o): Update.
16988 * config/x-hpux (host-hpux.o): Update.
16989 * config/x-darwin (host-darwin.o): Update.
16990 * config/v850/t-v850e (v850-c.o): Update.
16991 * config/v850/t-v850 (v850-c.o): Update.
16992 * config/t-vxworks (vxworks.o): Update.
16993 * config/t-sol2 (sol2-c.o, sol2.o): Update.
16994 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
16995 * config/spu/t-spu-elf (spu-c.o): Update.
16997 * config/sh/t-symbian (sh-c.o): Update.
16998 (symbian.o): Update.
16999 * config/sh/t-sh (sh-c.o): Update.
17000 * config/score/t-score-elf (score7.o, score3.o): Update.
17001 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
17002 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
17003 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
17004 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
17005 (rs6000.o): Remove.
17006 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17007 * config/m32c/t-m32c (m32c-pragma.o): Update.
17008 * config/ia64/t-ia64 (ia64-c.o): Update.
17009 * config/i386/x-mingw32 (host-mingw32.o): Update.
17010 * config/i386/x-i386 (driver-i386.o): Update.
17011 * config/i386/x-darwin (host-i386-darwin.o): Update.
17012 * config/i386/x-cygwin (host-cygwin.o): Update.
17013 * config/i386/t-nwld (nwld.o): Update.
17014 * config/i386/t-netware (netware.o): Update.
17015 * config/i386/t-interix (winnt.o): Update.
17016 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
17017 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
17018 msformat-c.o): Update.
17019 * config/bfin/t-bfin-linux (generated_files): Add
17020 linux-sysroot-suffix.h.
17021 * config/arm/t-wince-pe (pe.o): Update.
17022 * config/arm/t-strongarm-pe (pe.o): Update.
17023 * config/arm/t-pe (pe.o): Update.
17024 * config/arm/t-arm (arm-c.o): Update.
17025 * doc/install.texi (Prerequisites): Require make 3.80.
17026 * Makefile.in: Remove .o targets.
17027 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
17028 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
17029 (simple_generated_h, simple_generated_c): Move earlier.
17030 (generated_files): New variable.
17031 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
17032 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
17033 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
17034 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
17035 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
17036 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
17037 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
17038 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
17039 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
17040 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
17041 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
17042 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
17044 (COMPILE.base, COMPILE): New variables.
17045 (%.o): New pattern rule.
17046 (ALL_HOST_OBJS): New variable.
17047 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
17048 (dummy-checksum.o, cc1-checksum.o): Remove.
17049 (DRIVER_SHLIB): New variable.
17050 (DRIVER_DEFINES): Use it.
17051 (gencondmd.c): Move out of build/.
17052 (s-conditions): Update.
17053 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
17054 (ALL_BUILD_OBJS): Likewise.
17055 (build/%.o): Use BUILDCOMPILE.
17056 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
17057 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
17058 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
17059 build/gencheck.o, build/gencodes.o, build/genconditions.o,
17060 build/genconfig.o, build/genconstants.o, build/genemit.o,
17061 build/genextract.o, build/genflags.o, build/genmddeps.o,
17062 build/genopinit.o, build/genoutput.o, build/genpeep.o,
17063 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
17064 build/gen-protos.o, build/scan.o, build/fix-header.o,
17065 build/scan-decls.o): Simplify.
17066 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
17067 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
17068 prefix.o, toplev.o): Reduce to variable setting.
17069 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
17070 ($(out_object_file), gcc-options.o): New targets.
17071 ($(ALL_HOST_OBJS)): New target. Include dependency files.
17072 * configure: Rebuilt.
17073 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
17074 * doc/sourcebuild.texi (Front End Directory): Document new variable.
17076 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
17078 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
17079 complain when we hit an error, return ERROR_MARK_NODE.
17081 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17083 * config/sh/constraints.md (Pso, Psz): New constraints.
17084 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
17085 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
17087 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17089 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
17090 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
17092 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17094 * config/sh/sh.md (prefetch): Add condition for SH2A target.
17095 (prefetch_sh2a): New.
17097 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17098 Naveen.H.S <naveen.hs@kpitcummins.com>
17100 * config/sh/constraints.md (I28): New constraint.
17101 * config/sh/sh.c (broken_move): Add support for movi20s.
17102 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
17104 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
17105 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17106 Naveen.H.S <naveen.hs@kpitcummins.com>
17108 * config/sh/sh.c (SH_ATTRIBUTES): Define.
17109 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
17110 (print_operand): Handle resbank in %@ operand code.
17111 (sh_encode_section_info): New.
17112 (push_regs): Add conditions for resbank.
17113 (sh_expand_epilogue): Likewise.
17114 (sh_insert_attributes): Likewise.
17115 (sh_attribute_table): Likewise.
17116 (sh_handle_resbank_handler_attribute): New.
17117 (sh2a_handle_function_vector_handler_attribute): New.
17118 (sh2a_is_function_vector_call): New.
17119 (sh2a_get_function_vector_number): New.
17120 (sh2a_function_vector_p): New.
17121 (sh_cfun_resbank_handler_p): New.
17122 * config/sh/sh.md (calli): Emit jsr/n if possible.
17123 (calli_tbr_rel): New.
17124 (calli_pcrel): Emit jsr/n if possible.
17125 (return_i): Emit rts/n if possible.
17126 (call_valuei_tbr_rel): New.
17127 (call_valuei_pcrel): Add condition for SH2A target.
17128 (call_value): Likewise.
17129 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
17130 (sh2a_get_function_vector_number): Likewise.
17131 (sh2a_is_function_vector_call): Likewise.
17132 * doc/extend.texi: Document TBR relative addressing of SH2A.
17133 (resbank): Add description for SH2A.
17135 2008-03-24 Richard Guenther <rguenther@suse.de>
17138 * gimplify.c (gimplify_modify_expr): For frontend type-correct
17139 pointer assignments change conversions according to middle-end rules.
17140 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
17141 * configure.ac: Include type checking in yes.
17142 * configure: Regenerate.
17144 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17146 * diagnostic.c (diagnostic_count_diagnostic): Delete.
17147 (diagnostic_report_diagnostic): Update. Handle ICEs here.
17149 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
17151 * gthr-vxworks.h (UNUSED): Define.
17153 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
17155 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
17157 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
17159 * doc/extend.texi (Function Attributes): Add missing comma in the
17160 example of the "alloc_size" attribute.
17162 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
17165 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
17167 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17170 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17173 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17174 of the underlying type of a MS bitfield layout to the natural
17175 alignment of the type.
17177 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17179 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17180 to their natural alignment to avoid store forwarding stalls.
17182 2008-03-22 Richard Guenther <rguenther@suse.de>
17184 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
17185 For PHI nodes verify the address is invariant.
17186 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
17187 (get_symbol_constant_value): Use is_gimple_min_invariant.
17188 (maybe_fold_stmt_indirect): Likewise.
17190 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
17192 PR rtl-optimization/33927
17193 * Makefile.in (dse.o): Depend on $(TM_P_H).
17194 * expr.h (extract_low_bits): Declare.
17195 * expmed.c (extract_low_bits): New function.
17196 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
17197 * dse.c: Include tm_p.h.
17198 (find_shift_sequence): Remove the read_reg argument and return the
17199 read value. Emit the instructions instead of returning them.
17200 Iterate on new_mode rather than calculating it each time.
17201 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
17202 source to NEW_MODE and extract_low_bits to convert the shifted
17203 value to READ_MODE.
17204 (replace_read): Allow the load and store to have different mode
17205 classes. Use extract_low_bits when SHIFT == 0. Create the shift
17206 or extraction instructions before trying the replacement. Update
17207 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
17209 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17211 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17212 to their natural alignment to avoid store forwarding stalls.
17214 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17217 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
17218 encouraging but not allowing gprs for input;
17219 change the input constraint to !f#r.
17220 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
17222 change the output constraint to !f#r.
17224 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
17227 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
17228 corresponding post-reload splitters.
17229 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
17230 when x87 FP math is selected.
17231 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
17232 New function prototype.
17233 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
17234 unreachable function to ease macroization of insn patterns.
17236 2008-03-21 Martin Jambor <mjambor@suse.cz>
17238 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
17239 reference dumps if ddr is NULL or dependence is unknown.
17241 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17243 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
17244 unsigned extension into account.
17245 (ATOMIC_COMPARE_AND_SWAP): Likewise.
17246 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
17247 Do computations on a scratch register.
17249 2008-03-21 Richard Guenther <rguenther@suse.de>
17251 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
17252 Use is_gimple_min_invariant instead of TREE_INVARIANT.
17253 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
17254 * tree-ssa-dom.c (record_equality): Likewise.
17255 * tree-inline.c (copy_body_r): Likewise.
17256 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
17259 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17261 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
17262 as 'delete_unused' argument.
17264 2008-03-20 Richard Guenther <rguenther@suse.de>
17266 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
17267 special casing of constant qualifiers.
17268 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
17269 care about them in general.
17270 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
17271 regardless of their type.
17272 (fold_stmt_r): Forcefully fold *& if we end up with that.
17274 2008-03-20 Paul Brook <paul@codesourcery.com>
17276 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
17277 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
17279 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
17281 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
17282 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
17284 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
17286 * common.opt (Wmudflap): New option.
17287 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
17288 (mx_register_decls): Likewise.
17289 (mudflap_finish_file): Likewise.
17290 * doc/invoke.texi: Document -Wno-mudflap.
17292 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
17294 * c-format.c (replace_format_name_to_system_name): New.
17295 (cmp_attribs): New.
17296 (convert_format_name_to_system_name): New.
17297 (decode_format_attr): Add use of convert_format_name_to_system_name.
17298 (format_types_orig): Add gnu_ prefix to names.
17299 (check_format_info_main): Special treating of \0 escaped names for
17300 supporting multi-character format specifiers as I32, I64.
17301 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
17302 (gnu_target_overrides_format_attributes): New.
17303 * c-format.h: Add structure target_ovr_attr to hold
17304 system specific formatter names.
17305 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
17306 msformat-c.o file to c_target_objs and cxx_target_objs.
17307 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17308 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
17309 (TARGET_N_FORMAT_TYPES): New.
17310 * config/i386/msformat-c.c: New.
17311 * config/i386/t-cygming: Add build rule for msformat-c.o.
17312 * doc/extend.texi: Add new format names gnu_* and ms_* and
17314 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17316 2008-03-20 Ira Rosen <irar@il.ibm.com>
17318 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
17319 optimizations turned on under -O3.
17320 (ftree-vectorize): Add that the flag is turned on with -O3.
17322 2008-03-20 Ben Elliston <bje@au.ibm.com>
17324 * regmove.c (try_auto_increment): Fix spelling error in comment.
17325 * final.c (final_scan_insn): Likewise.
17327 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
17330 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
17331 allocator preferences for "y" and "r" class registers.
17332 ("*mov<mode>_internal"): Ditto.
17333 ("*movv2sf_internal_rex64"): Ditto.
17334 ("*movv2sf_internal"): Ditto.
17336 2008-03-19 Michael Matz <matz@suse.de>
17338 PR middle-end/35616
17339 * calls.c (expand_call): Check overlap of arguments with call
17340 address for sibcalls.
17342 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17345 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17346 of the underlying type of a MS bitfield layout to the natural
17347 alignment of the type.
17349 2008-03-19 Jan Hubicka <jh@suse.cz>
17352 * toplev.c (decode_d_option): Handle all CPP flags.
17353 * tree-vrp.c: Update tree_pass descriptors.
17354 * regrename.c: Update tree_pass descriptors.
17355 * fwprop.c: Update tree_pass descriptors.
17356 * doc/invoke.texi: Remove documentation of dropped -d? flags.
17357 * tree-into-ssa.c: Update tree_pass descriptors.
17358 * tree-dump.c: Update tree_pass descriptors.
17359 * tree-complex.c: Update tree_pass descriptors.
17360 * tree-dump.h: Update tree_pass descriptors.
17361 * see.c: Update tree_pass descriptors.
17362 * cgraphbuild.c: Update tree_pass descriptors.
17363 * tracer.c: Update tree_pass descriptors.
17364 * tree-loop-distribution.c: Update tree_pass descriptors.
17365 * cgraph.c: Update tree_pass descriptors.
17366 * postreload-gcse.c: Update tree_pass descriptors.
17367 * postreload.c: Update tree_pass descriptors.
17368 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
17369 * tree-tailcall.c: Update tree_pass descriptors.
17370 * tree-pass.h (tree_opt_pass): Rename to ...
17371 (opt_pass) ... this one; add "type" field and remove letter field.
17372 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
17373 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
17374 all_lowering_passes): Update declaration.
17375 * ipa-cp.c: Update tree_pass descriptors.
17376 * final.c: Update tree_pass descriptors.
17377 * omp-low.c: Update tree_pass descriptors.
17378 * tree-ssa-dse.c: Update tree_pass descriptors.
17379 * ipa-reference.c: Update tree_pass descriptors.
17380 * tree-ssa-uncprop.c: Update tree_pass descriptors.
17381 * auto-inc-dec.c: Update tree_pass descriptors.
17382 * reorg.c: Update tree_pass descriptors.
17383 * cgraphunit.c: Update tree_pass descriptors.
17384 * tree-ssa-copyrename.c: Update tree_pass descriptors.
17385 * tree-ssa-ccp.c: Update tree_pass descriptors.
17386 * df-core.c: Update tree_pass descriptors.
17387 * mode-switching.c: Update tree_pass descriptors.
17388 * tree-nomudflap.c: Update tree_pass descriptors.
17389 * modulo-sched.c: Update tree_pass descriptors.
17390 * ipa-pure-const.c: Update tree_pass descriptors.
17391 * cse.c: Update tree_pass descriptors.
17392 * web.c: Update tree_pass descriptors.
17393 * tree-stdarg.c: Update tree_pass descriptors.
17394 * tree-ssa-math-opts.c: Update tree_pass descriptors.
17395 * tree-ssa-dom.c: Update tree_pass descriptors.
17396 * tree-nrv.c: Update tree_pass descriptors.
17397 * tree-ssa-alias.c: Update tree_pass descriptors.
17398 * loop-init.c: Update tree_pass descriptors.
17399 * gimple-low.c: Update tree_pass descriptors.
17400 * ipa-inline.c: Update tree_pass descriptors.
17401 * tree-ssa-sink.c: Update tree_pass descriptors.
17402 * global.c: Update tree_pass descriptors.
17403 * ifcvt.c: Update tree_pass descriptors.
17404 * jump.c: Update tree_pass descriptors.
17405 * predict.c: Update tree_pass descriptors.
17406 * tree-ssa-loop.c: Update tree_pass descriptors.
17407 * recog.c: Update tree_pass descriptors.
17408 * dse.c: Update tree_pass descriptors.
17409 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
17410 * tree-eh.c: Update tree_pass descriptors.
17411 * regmove.c: Update tree_pass descriptors.
17413 * function.c: Update tree_pass descriptors.
17414 * tree-vectorizer.c: Update tree_pass descriptors.
17415 * gcse.c: Update tree_pass descriptors.
17416 * ipa-type-escape.c: Update tree_pass descriptors.
17417 * tree-if-conv.c: Update tree_pass descriptors.
17418 * init-regs.c: Update tree_pass descriptors.
17419 * ipa.c: Update tree_pass descriptors.
17420 * tree-ssa-phiopt.c: Update tree_pass descriptors.
17421 * rtl-factoring.c: Update tree_pass descriptors.
17422 * lower-subreg.c: Update tree_pass descriptors.
17423 * bt-load.c: Update tree_pass descriptors.
17424 * tree-dfa.c: Update tree_pass descriptors.
17425 * except.c: Update tree_pass descriptors.
17426 * emit-rtl.c: Update tree_pass descriptors.
17427 * cfgexpand.c: Update tree_pass descriptors.
17428 * tree-cfgcleanup.c: Update tree_pass descriptors.
17429 * cfgcleanup.c: Update tree_pass descriptors.
17430 * tree-ssa-pre.c: Update tree_pass descriptors.
17431 * tree-sra.c: Update tree_pass descriptors.
17432 * tree-mudflap.c: Update tree_pass descriptors.
17433 * tree-ssa-copy.c: Update tree_pass descriptors.
17434 * cfglayout.c: Update tree_pass descriptors.
17435 * tree-ssa-forwprop.c: Update tree_pass descriptors.
17436 * tree-ssa-dce.c: Update tree_pass descriptors.
17437 * tree-ssa.c: Update tree_pass descriptors.
17438 * regclass.c: Update tree_pass descriptors.
17439 * integrate.c: Update tree_pass descriptors.
17440 * tree-optimize.c: Update tree_pass descriptors.
17441 * tree-ssa-phiprop.c: Update tree_pass descriptors.
17442 * tree-object-size.c: Update tree_pass descriptors.
17443 * combine.c: Update tree_pass descriptors.
17444 * tree-outof-ssa.c: Update tree_pass descriptors.
17445 * bb-reorder.c: Update tree_pass descriptors.
17446 * stack-ptr-mod.c: Update tree_pass descriptors.
17447 * var-tracking.c: Update tree_pass descriptors.
17448 * tree-profile.c: Update tree_pass descriptors.
17449 * tree-vect-generic.c: Update tree_pass descriptors.
17450 * reg-stack.c: Update tree_pass descriptors.
17451 * sched-rgn.c: Update tree_pass descriptors.
17452 * tree-ssa-structalias.c: Update tree_pass descriptors.
17453 * tree-cfg.c: Update tree_pass descriptors.
17454 * passes.c (current_pass): Update declaration.
17455 (finish_optimization_passes): Update.
17456 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
17457 (register_one_dump_file, register_dump_files_1, next_pass_1):
17459 (init_optimization_passes): Update handling of new types.
17460 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
17461 * ipa-struct-reorg.c: Update tree_pass descriptors.
17462 * tree-ssa-reassoc.c: Update tree_pass descriptors.
17463 * combine-stack-adj.c: Update tree_pass descriptors.
17464 * cfgrtl.c: Update tree_pass descriptors.
17465 * dce.c: Update tree_pass descriptors.
17466 * tree-ssanames.c: Update tree_pass descriptors.
17468 2008-03-19 Richard Guenther <rguenther@suse.de>
17470 PR middle-end/35609
17471 * tree-ssa.c (walk_data): New structure.
17472 (warn_uninitialized_var): If not always_executed warn with "maybe"
17474 (execute_early_warn_uninitialized): Compute post-dominators.
17475 Initialize always_executed before processing each basic block.
17477 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
17480 * config/i386/i386.c (x86_this_parameter): Calculate correct location
17481 of "this" pointer when "regparm = N" or "fastcall" is in effect.
17483 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17485 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
17487 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
17489 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
17491 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
17492 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
17493 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
17494 target after ignore has been set, and move there also the commputation
17495 of subtarget and original_target.
17496 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
17497 (LANG_HOOKS_INITIALIZER): Remove it.
17498 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
17500 2008-03-18 Richard Guenther <rguenther@suse.de>
17502 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
17503 found an expression with constants, note that in the VN for the lhs.
17504 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
17505 fold them to constants if possible. Run cleanup_cfg if done so.
17506 (execute_pre): Return todo.
17507 (do_pre): Likewise.
17508 (execute_fre): Likewise.
17509 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
17511 (get_prop_source_stmt): Look through pointer conversions.
17513 2008-03-18 Jan Hubicka <jh@suse.cz>
17515 * tree-pretty-print.c: Include predict.h.
17516 (dump_generic_node): Dump predictor.
17517 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
17518 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
17519 * gimple-low.c (lower_stmt): Likewise.
17520 * expr.c (expand_expr_real): Likewise.
17521 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
17523 (build_predict_expr, build_predict_expr): New.
17524 * predict.h (predictor_name, build_predict_expr): Update.
17525 * c-typeck.c (c_finish_bc_stmt): Add prediction.
17526 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
17527 * predict.def (PRED_CONTINUE): Update hitrate.
17528 * tree.def (PREDICT_EXPR): Define.
17529 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
17530 do not handle BIND_EXPR.
17531 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
17532 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
17533 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
17536 2008-03-18 Michael Matz <matz@suse.de>
17538 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
17540 2008-03-18 Richard Guenther <rguenther@suse.de>
17542 * tree-gimple.h (is_gimple_invariant_address): Declare.
17543 (is_gimple_constant): Likewise.
17544 * tree-gimple.c (is_gimple_constant): New function.
17545 (is_gimple_invariant_address): Likewise.
17546 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
17547 and is_gimple_invariant_address.
17548 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
17550 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
17551 an addressable base.
17553 2008-03-18 Jakub Jelinek <jakub@redhat.com>
17555 PR middle-end/35611
17556 * gimplify.c (gimplify_expr): Gimplify second operand of
17559 2008-03-17 Richard Guenther <rguenther@suse.de>
17561 PR tree-optimization/19637
17562 * fold-const.c (fold_unary): Remove restrictions of removing
17563 intermediate pointer-conversions (P2)(P1)P0.
17564 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
17565 conversion to void pointer.
17566 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
17568 2008-03-16 James E. Wilson <wilson@tuliptree.org>
17571 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
17572 emulated thread local variables.
17574 2008-03-16 Richard Guenther <rguenther@suse.de>
17576 PR middle-end/35607
17577 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
17578 expand TREE_INVARIANT operations that are not gimple invariant.
17580 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
17582 * doc/extend.texi (Alignment): Say that the ABI controls
17583 the __alignof__ for non-strict-alignment targets rather
17584 than being a recommendation.
17586 2008-03-15 Paul Brook <paul@codesourcery.com>
17588 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
17590 (arm_output_fn_unwind): Mark functions that can not be unwound.
17592 2008-03-15 Paul Brook <paul@codesourcery.com>
17594 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
17595 extension instructions.
17597 2008-03-15 Richard Guenther <rguenther@suse.de>
17599 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
17600 and fold constant aggregate refs.
17601 (fold_const_aggregate_ref): Handle string constants
17602 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
17603 (evaluate_stmt): Simplify now that ccp_fold folds constant
17606 2008-03-15 Paul Brook <paul@codesourcery.com>
17608 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
17609 (extzv): Use gen_extzv_t2.
17610 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
17612 2008-03-15 Richard Guenther <rguenther@suse.de>
17614 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
17615 (fold_const_aggregate_ref): Likewise.
17616 (get_value): Return NULL if we don't have any values.
17617 (ccp_finalize): Set const_val to NULL after freeing it.
17618 * tree-flow.h (get_symbol_constant_value): Declare.
17619 (fold_const_aggregate_ref): Likewise.
17620 * tree-ssa-sccvn.c (try_to_simplify): Use them.
17622 2008-03-15 Richard Guenther <rguenther@suse.de>
17624 PR middle-end/35593
17625 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
17626 to not produce negative array indices if not allowed. Add
17627 parameter to indicate that.
17628 (maybe_fold_offset_to_component_ref): Allow negative array
17629 indices only for the first member of a structure.
17630 (maybe_fold_offset_to_reference): Allow negative array indices.
17631 (maybe_fold_stmt_addition): Likewise.
17633 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
17634 Anatoly Sokolov <aesok@post.ru>
17636 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
17637 (avr_arch): Add ARCH_AVR6.
17638 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
17639 (initial_elimination_offset): Initialize and use 'avr_pc_size'
17640 instead of fixed value 2.
17641 (print_operand_address): Use gs() asm specifier instead of pm().
17642 (avr_assemble_integer): (Ditto.).
17643 (avr_output_addr_vec_elt): (Ditto.).
17644 (print_operand): Handle "!" code.
17645 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
17646 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
17647 (AVR_HAVE_EIJMP_EICALL): Define.
17648 (AVR_3_BYTE_PC): Redefine.
17649 (AVR_2_BYTE_PC): (Ditto.).
17650 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
17651 (LINK_SPEC): Add atmega2560 and atmega2561.
17652 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
17654 * config/avr/avr.md (call_insn): Use eicall instead of icall
17655 for 3 byte PC devices.
17656 (call_value_insn): (Ditto.).
17657 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
17658 (indirect_jump): Use only for for 2 byte PC devices.
17659 (*tablejump): (Ditto.).
17660 (*indirect_jump_avr6): Add insn.
17661 (*tablejump_rjmp): Don't use for 3 byte PC devices.
17662 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
17663 instead of ijmp for 3 byte PC devices.
17664 (__tablejump2__): (Ditto.).
17665 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
17666 (MULITLIB_DIRNAMES): (Ditto.).
17667 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
17669 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
17671 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
17672 "sse2_umulsidi3". Use V1DI mode for operand 0.
17673 ("mmx_psadbw"): Use V1DI mode for operand 0.
17674 * config/i386/i386-modes.def (V1SI): New vector mode.
17675 * config/i386/i386.c (struct builtin_description)
17676 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
17677 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
17678 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
17679 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
17680 v1di_ftype_v8qi_v8qi type.
17681 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
17683 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
17684 __builtin_ia32_pmuludq]: Fix the mode of return value.
17686 2008-03-15 Richard Guenther <rguenther@suse.de>
17688 PR middle-end/35595
17689 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
17692 2008-03-14 Bob Wilson <bob.wilson@acm.org>
17694 * doc/invoke.texi (Option Summary, Xtensa Options): Document
17695 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
17696 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
17697 unless TARGET_SERIALIZE_VOLATILE is enabled.
17698 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
17699 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
17700 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
17702 2008-03-14 Richard Guenther <rguenther@suse.de>
17704 PR tree-optimization/34172
17705 * tree-flow.h (refs_may_alias_p): Declare.
17706 (get_single_def_stmt): Likewise.
17707 (get_single_def_stmt_from_phi): Likewise.
17708 (get_single_def_stmt_with_phi): Likewise.
17709 * tree-dfa.c (refs_may_alias_p): New function.
17710 (get_single_def_stmt): Likewise.
17711 (get_single_def_stmt_from_phi): Likewise.
17712 (get_single_def_stmt_with_phi): Likewise.
17713 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
17714 (vn_reference_lookup_1): New helper function.
17715 (vn_reference_lookup): Walk the virtual use-def chain to
17716 continue searching for a match if the def does not alias the
17717 reference we are looking for.
17719 2008-03-14 David Edelsohn <edelsohn@gnu.org>
17721 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
17722 archive and Perzl. Update The Written Word listing.
17724 2008-03-14 Richard Guenther <rguenther@suse.de>
17726 PR tree-optimization/34043
17727 PR tree-optimization/33989
17728 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
17730 (bitmap_find_leader): Use extra argument to verify dominance
17731 relationship inside a basic-block.
17732 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
17733 (find_leader_in_sets): Adjust.
17734 (create_component_ref_by_pieces): Take extra argument for
17735 dominance check, handle lookup failures.
17736 (find_or_generate_expression): Likewise.
17737 (create_expression_by_pieces): Likewise.
17738 (insert_into_preds_of_block): Adjust.
17739 (create_value_expr_from): If asked for, verify all operands
17740 are in the blocks AVAIL_OUT set.
17741 (make_values_for_stmt): Check for SSA_NAMEs that are life
17742 over an abnormal edge.
17743 (compute_avail): Remove such check.
17744 (do_SCCVN_insertion): New function.
17745 (eliminate): If we do not find a leader suitable for replacement
17746 insert a replacement expression from SCCVN if available.
17747 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
17748 (struct vn_ssa_aux): Add needs_insertion flag.
17749 * tree-ssa-sccvn.c (may_insert): New global flag.
17750 (copy_reference_ops_from_ref): Value-number union member access
17751 based on its size, not type and member if insertion is allowed.
17752 (visit_reference_op_load): For a weak match from union type
17753 punning lookup a view-converted value and insert a SSA_NAME
17754 for that value if that is not found.
17755 (visit_use): Make dumps shorter. Do not disallow value numbering
17756 SSA_NAMEs that are life over an abnormal edge to constants.
17757 (free_scc_vn): Release inserted SSA_NAMEs.
17758 (run_scc_vn): New flag to specify whether insertion is allowed.
17759 Process SSA_NAMEs in forward order.
17760 * tree-ssa-loop-im.c (for_each_index): Handle invariant
17761 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
17762 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
17763 pointer type to/from integral types that do not change the
17764 precision to regular conversions.
17766 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
17768 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
17769 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
17770 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
17771 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
17772 input arguments and the mode of return value. Built-in functions
17773 that operate on whole 64-bit MMX register now use V1DI mode.
17775 2008-03-13 Alon Dayan <alond@il.ibm.com>
17776 Olga Golovanevsky <olga@il.ibm.com>
17778 PR tree-optimization/35041
17779 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
17780 to locate the right position in a statement.
17782 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
17786 * config/i386/xmmintrin.h: Change all static inline functions to
17787 extern inline and add __gnu_inline__ attribute.
17788 * config/i386/bmintrin.h: Ditto.
17789 * config/i386/smmintrin.h: Ditto.
17790 * config/i386/tmmintrin.h: Ditto.
17791 * config/i386/mmintrin-common.h: Ditto.
17792 * config/i386/ammintrin.h: Ditto.
17793 * config/i386/emmintrin.h: Ditto.
17794 * config/i386/pmmintrin.h: Ditto.
17795 * config/i386/mmintrin.h: Ditto.
17796 * config/i386/mm3dnow.h: Ditto.
17798 2008-03-13 Jakub Jelinek <jakub@redhat.com>
17800 PR middle-end/35185
17801 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
17802 (lower_omp_2): New function.
17803 (lower_omp_1, lower_omp): Rewritten.
17805 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
17808 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
17809 with the phrase "Microsoft Windows compilers".
17810 (Push/Pop Macro Pragmas): New subsection. Document
17811 #pragma push_macro and pragma pop_macro.
17813 2008-03-12 Paul Brook <paul@codesourcery.com>
17815 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
17817 2008-03-12 Paul Brook <paul@codesourcery.com>
17819 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
17820 (thumb2_alusi3_short): Exclude PLUS and MINUS.
17821 (thumb2_addsi_shortim): Rename ...
17822 (thumb2_addsi_short): ... to this. Allow register operands.
17823 (thumb2_subsi_short): New pattern.
17824 (thumb2_one_cmplsi2_short,
17825 thumb2_negsi2_short): New patterns and peepholes.
17827 2008-03-12 Paul Brook <paul@codesourcery.com>
17829 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
17831 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
17833 * config/i386/i386.md (int_cond): New code iterator.
17835 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
17836 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
17837 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
17838 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
17839 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
17840 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
17841 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
17842 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
17844 2008-03-12 Paul Brook <paul@codesourcery.com>
17846 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
17847 instead of {arm,thumb}_compute_save_reg_mask.
17848 (output_return_instruction): Ditto.
17849 (thumb_unexpanded_epilogue): Ditto.
17850 (thumb1_expand_prologue): Ditto.
17851 (thumb1_output_function_prologue): Ditto.
17852 (arm_set_return_address): Ditto.
17853 (thumb_set_return_address): Ditto.
17854 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
17855 regs to achieve stack alignment.
17856 (thumb1_compute_save_reg_mask): Fix compiler warning.
17857 (arm_output_epilogue): Use offsets->saved_regs_mask.
17858 Adjust stack pointer by poping call clobered registers.
17859 (arm_expand_prologue): Use offsets->saved_regs_mask.
17860 Adjust stack pointer by pushing extra registers.
17861 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
17863 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
17866 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
17867 conversion to the operands of a multiplication.
17869 2008-03-12 Richard Guenther <rguenther@suse.de>
17871 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
17872 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
17873 * timevar.def (TV_TREE_PHIPROP): Add.
17874 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
17875 pass description. Use TV_TREE_PHIPROP.
17876 * tree-ssa-forwprop.c: Remove phiprop code.
17878 2008-03-12 Jakub Jelinek <jakub@redhat.com>
17880 PR middle-end/35549
17881 * omp-low.c (maybe_lookup_decl): Constify first argument.
17882 (use_pointer_for_field): Change last argument from bool to
17883 omp_context *. Disallow shared copy-in/out in nested
17884 parallel if decl is shared in outer parallel too.
17885 (build_outer_var_ref, scan_sharing_clauses,
17886 lower_rec_input_clauses, lower_copyprivate_clauses,
17887 lower_send_clauses, lower_send_shared_vars): Adjust callers.
17889 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
17890 Ira Rosen <irar@il.ibm.com>
17892 * tree-vectorizer.c (free_stmt_vec_info): New function.
17893 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
17894 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
17895 * tree-vectorizer.h (free_stmt_vec_info): Declare.
17896 * tree-vect-transform.c (vectorizable_conversion): Free
17897 vec_oprnds0 if it was allocated.
17898 (vect_permute_store_chain): Remove unused VECs.
17899 (vectorizable_store): Free VECs that are allocated in the..
17901 (vect_transform_strided_load, vectorizable_load): Likewise.
17902 (vect_remove_stores): Simplify the code.
17903 (vect_transform_loop): Move code to vect_remove_stores().
17904 Call vect_remove_stores() and free_stmt_vec_info().
17906 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17908 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
17909 TARGET_HPUX. Revise comment.
17910 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
17911 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
17912 Use sr4 variant of `be' instruction when not generating PIC code.
17913 (attr_length_call): Adjust for above change.
17915 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17917 * ipa-reference.c (static_execute): Remove module_statics_const and
17918 associated setting code.
17920 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
17923 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
17924 predicate for operand 1.
17925 (paritysi2_cmp): Use register_operand predicate for operand 2.
17926 Use earlyclobber modifier for operand 1. Remove support for
17928 (paritydi2_cmp): Use register_operand predicate for operand 3.
17929 Use earlyclobber modifier for operand 1. Remove support for
17932 2008-03-11 Paul Brook <paul@codesourcery.com>
17933 Vladimir Prus <vladimir@codesourcery.com>
17935 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
17936 (arm_compute_save_reg0_reg12_mask): Always
17937 check if register 11 must be saved. Always safe hard frame pointer
17938 when frame_pointer_needeed.
17939 (arm_compute_save_reg_mask): Save IP and PC
17940 only with apcs frames.
17941 (arm_output_epilogue): Adjust Thumb2 codepath to
17942 be also invoked and work for ARM non-apcs frames.
17943 (arm_expand_prologue): Don't bother saving IP
17944 for non-apcs frame, since it's not clobbered by
17945 prologue code. Implement non-apcs frame
17948 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
17950 PR rtl-optimization/35281
17951 * expr.c (convert_move): Use a new pseudo for the intermediate
17952 from_mode->word_mode result.
17954 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
17956 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
17957 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
17958 * toplev.c (compile_file): Don't call it.
17960 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
17962 PR middle-end/35526
17963 * expr.c (store_expr): Call emit_block_move if the mode
17964 of "temp" RTX is BLKmode.
17966 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17967 Richard Guenther <rguenther@suse.de>
17969 PR tree-optimization/31358
17970 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
17971 the step with a NULL_TREE.
17972 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
17973 to sizetype if type is a pointer type.
17974 (add_candidate_1): Don't convert the base and step to
17975 the generic type if the orginal type is a pointer type.
17976 (add_iv_value_candidates): Use sizetype for the step
17977 if type is a pointer type.
17978 (cand_value_at): Likewise.
17979 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
17981 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
17982 Don't convert the tem affine to the type.
17983 (add_elt_to_tree): Use sizetype for the step if a pointer.
17984 Use POINTER_PLUS_EXPR for pointers.
17985 (aff_combination_to_tree): Use sizetype for the step if a
17988 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
17990 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
17991 Remove commutativity hint.
17993 2008-03-10 Jakub Jelinek <jakub@redhat.com>
17997 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
17998 errorneous type. Check that v is a VAR_DECL.
18000 PR middle-end/35099
18001 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
18003 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
18005 PR tree-optimization/35494
18006 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
18007 may be overriden at link and run time.
18009 2008-03-10 Richard Guenther <rguenther@suse.de>
18011 PR tree-optimization/34677
18012 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
18013 (poolify_tree): Likewise.
18014 (modify_expr_template): Likewise.
18015 (poolify_modify_stmt): Likewise.
18016 (insert_fake_stores): Handle all component-ref style stores
18017 in addition to INDIRECT_REF. Also handle complex types.
18018 Do not poolify the inserted load.
18019 (realify_fake_stores): Do not rebuild the tree but only
18020 make it a SSA_NAME copy.
18021 (init_pre): Remove initialzation of modify_expr_template.
18022 Do not allocate modify_expr_node_pool.
18023 (fini_pre): Do not free modify_expr_node_pool.
18025 2008-03-10 Paul Brook <paul@codesourcery.com>
18027 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
18028 to avoid conflicts.
18030 2008-03-10 Paul Brook <paul@codesourcery.com>
18031 Mark Shinwell <shinwell@codesourcery.com>
18033 * config/arm/cortex-r4.md: New.
18034 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
18036 * config/arm/arm.md: Include cortex-r4.md.
18037 (insn): Add smmls, sdiv and udiv values.
18038 (generic_sched): Don't use generic scheduling for Cortex-R4.
18039 (arm_issue_rate): New function.
18040 (TARGET_SCHED_ISSUE_RATE): Define.
18042 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
18044 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
18046 2008-03-10 Richard Guenther <rguenther@suse.de>
18048 * tree-ssa-pre.c (get_sccvn_value): Simplify.
18049 (compute_avail): Do not add stmt uses to AVAIL_OUT.
18051 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
18053 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
18054 Set default to true.
18056 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18058 * c.opt (Wsynth): Deprecate.
18059 * doc/invoke.texi (Option Summary, Warning Options): Document
18060 -Wno-format-contains-nul.
18062 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
18065 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
18066 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
18068 2008-03-09 Ira Rosen <irar@il.ibm.com>
18070 * config/rs6000/rs6000.c (builtin_description): Rename vector
18071 left shift operations.
18072 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
18073 (altivec_vsl<VI_char>): Rename to ...
18074 (ashl<mode>3): ... new name.
18075 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
18077 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
18079 2008-03-08 Richard Guenther <rguenther@suse.de>
18081 * coverage.h (tree_coverage_counter_addr): Declare.
18082 * coverage.c (tree_coverage_counter_addr): New function.
18083 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
18084 before using again.
18085 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
18086 (tree_gen_one_value_profiler): Likewise.
18087 (tree_gen_ic_profiler): Likewise.
18088 (tree_gen_average_profiler): Likewise.
18089 (tree_gen_ior_profiler): Likewise.
18091 2008-03-08 Richard Guenther <rguenther@suse.de>
18093 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
18094 (vn_binary_op_insert): Likewise.
18095 (vn_unary_op_lookup): Likewise.
18096 (vn_unary_op_insert): Likewise.
18097 (vn_nary_op_lookup): Declare.
18098 (vn_nary_op_insert): Likewise.
18099 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
18100 and binary hashes, use a single obstack for unary_op_pool
18101 and binary_op_pool.
18102 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
18103 a single struct vn_nary_op_s. Store tree code length and
18104 a variable number of operands.
18105 (struct vn_reference_op_struct): Remove unused op2.
18106 (vn_reference_op_eq): Do not compare op2.
18107 (vn_reference_op_compute_hash): Do not compute hash of op2.
18108 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
18109 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
18110 with vn_nary_op_compute_hash.
18111 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
18112 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
18114 (vn_unary_op_insert, vn_binary_op_insert): Replace with
18116 (visit_unary_op): Call nary functions.
18117 (visit_binary_op): Likewise.
18118 (process_scc): Adjust for struct vn_tables_s changes.
18119 (allocate_vn_table): Likewise.
18120 (free_vn_table): Likewise.
18121 * tree-vn.c (vn_add): Call nary functions.
18122 (vn_lookup): Likewise.
18124 2008-03-08 Jakub Jelinek <jakub@redhat.com>
18127 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
18128 wdst back after sync_compare_and_swapqhi_internal.
18130 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
18133 * config/i386/i386-modes.def (V1DI): New vector mode.
18134 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
18135 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
18136 (MMXMODE248): Ditto.
18137 (MMXMODE): Add V1DI mode.
18138 (mmxvecsize): Change DI mode to V1DI mode.
18139 ("mov<mode>): Use MMXMODEI8 mode iterator.
18140 ("*mov<mode>_internal_rex64"): Ditto.
18141 ("*mov<mode>_internal"): Ditto.
18142 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
18143 ("mmx_sub<mode>3"): Ditto.
18144 ("mmx_adddi3"): Remove insn pattern.
18145 ("mmx_subdi3"): Ditto.
18146 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
18147 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
18148 ("mmx_ashl<mode>3"): Ditto.
18149 ("mmx_lshrdi3"): Remove insn pattern.
18150 ("mmx_ashldi3"): Ditto.
18151 * config/i386/i386.c (classify_argument): Handle V1DImode.
18152 (function_arg_advance_32): Ditto.
18153 (function_arg_32): Ditto.
18154 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
18155 mmx_addv1di3 insn pattern.
18156 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
18157 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
18158 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
18159 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
18160 Remove definitions of built-in functions.
18161 (V1DI_type_node): New node.
18162 (v1di_ftype_v1di_int): Ditto.
18163 (v1di_ftype_v1di_v1di): Ditto.
18164 (v2si_ftype_v2si_si): Ditto.
18165 (v4hi_ftype_v4hi_di): Remove node.
18166 (v2si_ftype_v2si_di): Ditto.
18167 (ix86_init_mmx_sse_builtins): Handle V1DImode.
18168 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
18169 Redefine builtins using def_builtin_const with *_ftype_*_int node.
18170 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
18171 Add new builtins using def_builtin_const.
18172 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
18173 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
18174 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
18175 * config/i386/mmintrin.h (__v1di): New typedef.
18176 (_mm_add_si64): Cast arguments to __v1di type.
18177 (_mm_sub_si64): Ditto.
18178 (_mm_sll_pi16): Cast __count to __v4hi type.
18179 (_mm_sll_pi32): Cast __count to __v2si type.
18180 (_mm_sll_si64): Cast arguments to __v1di type.
18181 (_mm_srl_pi16): Cast __count to __v4hi type.
18182 (_mm_srl_pi32): Cast __count to __v2si type.
18183 (_mm_srl_si64): Cast arguments to __v1di type.
18184 (_mm_sra_pi16): Cast __count to __v4hi type.
18185 (_mm_sra_pi32): Cast __count to __v2si type.
18186 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
18187 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
18188 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
18189 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
18190 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
18191 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
18192 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
18193 (_mm_srai_pi32): Use __builtin_ia32_psradi.
18194 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
18195 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18196 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18197 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
18199 2008-03-07 Joseph Myers <joseph@codesourcery.com>
18201 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
18203 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
18206 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
18207 reg+const addressing for Altivec modes. Don't generate reg+reg
18208 addressing for TFmode or TDmode quantities.
18210 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
18212 * c-common.c (vector_types_convertible_p): Call langhook
18213 instead of comptypes.
18215 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18218 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
18219 integral and scalar float variables which have a
18222 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
18224 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
18225 dwarf_register_span hook when emitting unwind information for
18226 register-to-memory saves.
18227 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
18228 (rs6000_frame_related): Remove call to spe_synthesize_frame.
18230 2008-03-06 Jakub Jelinek <jakub@redhat.com>
18232 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
18233 for the same VAR_DECL.
18235 2008-03-06 Tom Tromey <tromey@redhat.com>
18237 * treelang: Delete.
18238 * doc/standards.texi (Standards): Don't mention treelang.
18239 * doc/invoke.texi (Overall Options): Don't mention treelang.
18240 * doc/install.texi (Prerequisites): Don't mention bison or
18242 (Configuration): Don't mention treelang.
18243 (Building): Likewise.
18244 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
18246 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
18248 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
18249 word-extractions out of a multi-word object.
18251 2008-03-06 Richard Guenther <rguenther@suse.de>
18253 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
18254 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
18255 result type and precision.
18256 * expr.c (get_inner_reference): Set unsignedp based on the result
18257 type of BIT_FIELD_REF.
18258 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
18259 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
18260 (try_instantiate_multiple_fields): Likewise. Use the correct type
18262 (sra_build_assignment): Likewise.
18263 (sra_build_elt_assignment): Likewise.
18264 (sra_explode_bitfield_assignment): Likewise.
18265 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
18266 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
18267 set BIT_FIELD_REF_UNSIGNED.
18268 (vectorizable_load): Likewise.
18270 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
18272 * cse.c (cse_extended_basic_block): Invalidate artificial defs
18275 2008-03-06 Richard Guenther <rguenther@suse.de>
18277 * alias.c (struct alias_set_entry): Move has_zero_child field
18278 to pack with alias_set.
18280 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
18282 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18285 2008-03-05 Ian Lance Taylor <iant@google.com>
18287 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
18289 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
18291 * fwprop.c (update_df): Support width and offset parameters of
18293 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
18294 global_conflicts): Change DF_REF_EXTRACT to either
18295 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18296 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18297 * df-scan.c (df_ref_record, df_defs_record,
18298 df_ref_create_structure, df_def_record_1, df_uses_record,
18299 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
18300 df_bb_refs_collect, df_entry_block_defs_collect,
18301 df_exit_block_uses_collect): Support new width and offset fields.
18302 (ref_extract_pool): New storage pool.
18303 (df_free_ref): New function.
18304 (df_reg_chain_unlink, df_free_collection_rec,
18305 df_sort_and_compress_refs): Call df_free_ref.
18306 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
18308 (df_ref_create_structure): Allocate df_ref_extract if offset and
18309 width fields are used.
18310 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
18311 (df_uses_record): Get offset and width from ZERO_EXTRACT
18313 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
18314 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18315 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18316 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
18317 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18318 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18319 (df_ref_extract): New structure.
18320 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
18321 (df_ref_create): Add width and offset parameters.
18323 2008-03-05 Richard Guenther <rguenther@suse.de>
18325 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18326 Use ranges_overlap_p.
18327 (offset_overlaps_with_access): Rename
18328 to ranges_overlap_p and move ...
18329 * tree-flow-inline.h (ranges_overlap_p): ... here.
18331 * tree.h (get_inner_reference, handled_component_p): Update
18334 * tree.h (record_component_aliases, get_alias_set,
18335 alias_sets_conflict_p, alias_sets_must_conflict_p,
18336 objects_must_conflict_p): Move declarations ...
18337 * alias.h (record_component_aliases, get_alias_set,
18338 alias_sets_conflict_p, alias_sets_must_conflict_p,
18339 objects_must_conflict_p): ... here.
18340 Include coretypes.h.
18341 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
18343 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
18345 * cfg.c: Include tree-flow.h.
18346 (remove_edge_raw): Call redirect_edge_var_map_clear.
18347 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
18348 * tree-flow-inline.h (redirect_edge_var_map_def): New.
18349 (redirect_edge_var_map_result): New.
18350 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
18351 PENDING_STMT use with redirect_edge_var_map_*.
18352 * tree-ssa.c (edge_var_maps): New definition.
18353 (redirect_edge_var_map_add): New.
18354 (redirect_edge_var_map_clear): New.
18355 (redirect_edge_var_map_dup): New.
18356 (redirect_edge_var_map_vector): New.
18357 (redirect_edge_var_map_destroy): New.
18358 (ssa_redirect_edge): Replace PENDING_STMT use with
18359 redirect_edge_var_map_*.
18360 (flush_pending_stmts): Same.
18361 (delete_tree_ssa): Destroy edge var map.
18362 * tree-flow.h (struct _edge_var_map): New.
18363 Define edge_var_map vector type.
18364 Declare redirect_edge_var_map_* prototypes.
18365 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
18366 * tree-cfg.c (reinstall_phi_args): Replace
18367 PENDING_STMT use with redirect_edge_var_map_*.
18369 2008-03-05 Richard Guenther <rguenther@suse.de>
18371 PR tree-optimization/35472
18372 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
18373 whose single use_stmt has a overlapping set of loaded and
18374 stored symbols as that use_stmt might be a noop assignment then.
18376 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18378 * gthr-rtems.h: Implement __gthread_mutex_destroy.
18380 2008-03-05 Richard Guenther <rguenther@suse.de>
18383 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
18384 should be constants.
18385 * tree-cfg.c (verify_expr): Verify it.
18386 * fold-const.c (fold_truthop): Remove code generating
18387 BIT_FIELD_REFs of structure bases.
18388 (fold_binary): Likewise.
18389 (fold_ternary): Position and size of BIT_FIELD_REFs are
18390 always host integers.
18391 (make_bit_field_ref): Remove.
18392 (optimize_bit_field_compare): Remove.
18393 (all_ones_mask_p): Remove.
18395 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
18398 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
18399 (split_block_and_df_analyze): New. Split basic block and rebuild
18401 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
18403 (split_pattern_seq): Likewise.
18404 (erase_matching_seqs): Likewise.
18405 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
18407 2008-03-04 Geoff Keating <geoffk@apple.com>
18409 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
18410 declaration and code.
18411 (tree_invalid_nonnegative_warnv_p): Likewise.
18413 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
18415 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
18416 examples. Truncate option-names then causing overfull hbox.
18418 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18421 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
18423 * configure: Rebuilt.
18425 2008-03-04 Rafael Espindola <espindola@google.com>
18427 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
18428 (tree_unary_nonnegative_warnv_p): New.
18429 (tree_binary_nonnegative_warnv_p): New.
18430 (tree_single_nonnegative_warnv_p): New.
18431 (tree_invalid_nonnegative_warnv_p): New.
18432 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
18434 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18437 * opts.c (handle_option): Postpone 'unknown option' errors only for
18440 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
18443 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
18446 2008-03-04 Rafael Espindola <espindola@google.com>
18448 * fold-const.c (tree_unary_nonzero_warnv_p): New.
18449 (tree_binary_nonzero_warnv_p): New.
18450 (tree_single_nonzero_warnv_p): New.
18451 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
18453 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
18455 PR middle-end/35456
18456 * fold-const.c (fold_cond_expr_with_comparison): Prevent
18457 transformations for modes that have signed zeros.
18458 * ifcvt.c (noce_try_abs): Ditto.
18460 2008-03-04 Joseph Myers <joseph@codesourcery.com>
18462 * config/i386/i386.c (override_options): Force
18463 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
18465 2008-03-04 Jan Hubicka <jh@suse.cz>
18468 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
18471 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
18473 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
18474 label to probe the stack.
18476 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
18478 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
18479 (__gthr_win32_mutex_destroy): Declare.
18480 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
18481 __gthr_win32_mutex_destroy.
18482 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
18484 2008-03-03 Jan Hubicka <jh@suse.cz>
18487 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
18488 aggressive on inlining cold calls.
18490 2008-03-03 Richard Guenther <rguenther@suse.de>
18492 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
18493 struct copies into the expression table.
18494 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
18495 (try_to_simplify): Likewise.
18496 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
18497 integral and pointer arguments which do not change the
18498 precision to NOP_EXPRs.
18499 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
18500 VIEW_CONVERT_EXPR case.
18502 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
18504 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
18505 defined in a loop at depth 0 is invariant.
18506 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
18507 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
18508 be called at loop depth 0.
18510 2008-03-02 Jakub Jelinek <jakub@redhat.com>
18513 * gcc.c (process_command): Update copyright notice dates.
18514 * gcov.c (print_version): Likewise.
18515 * gcov-dump.c (print_version): Likewise.
18516 * mips-tfile.c (main): Likewise.
18517 * mips-tdump.c (main): Likewise.
18519 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18522 * c-common.c (flag_permissive): Delete.
18523 (constant_expression_warnings): Check flags first.
18524 (constant_expression_error): New.
18525 * c-common.h (flag_permissive): Delete.
18526 (constant_expression_error): Declare.
18527 * flags.h (flag_permissive): Declare. Update description.
18528 * diagnostic.c (pedwarn): Update.
18530 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
18531 (permissive_error_kind): New.
18532 * toplev.c (flag_permissive): Define. Update description.
18533 * toplev.h (permissive_error_kind): Declare.
18534 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
18535 (pedwarn_c90): Use pedantic_warning_kind.
18536 * c-opts.c (c_common_post_options): flag_permissive does not affect
18537 flag_pedantic_errors.
18539 2008-03-02 Joseph Myers <joseph@codesourcery.com>
18541 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
18542 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
18543 __absvsi2, __absvDI2): Use unsigned arithmetic.
18545 2008-03-02 Andi Kleen <ak@suse.de>
18546 Richard Guenther <rguenther@suse.de>
18548 * struct-equiv.c: Remove file.
18549 * cfg_cleanup.c (condjump_equiv_p): Remove.
18550 * Makefile.in (OBJS-common): Remove struct-equiv.o.
18551 (struct-equiv.o): Remove rule.
18552 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
18553 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
18554 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
18556 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18558 * ifcvt.c (noce_process_if_block): Try to handle only the then
18559 block if the else block exists but isn't suitable.
18561 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
18564 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
18565 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
18566 regression from previous patch.
18568 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
18571 * gthr.h: Add __gthread_mutex_destroy as a function that must be
18573 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
18574 * gthr-single.h (__gthread_mutex_destroy): Likewise.
18575 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
18576 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
18577 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
18578 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
18579 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
18580 (__gthread_mutex_destroy_function): Rename to
18581 __gthread_mutex_destroy.
18582 * gthr-dce.h (__gthread_mutex_destroy): Call
18583 pthread_mutex_destroy.
18584 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
18585 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
18586 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
18588 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18590 * df-scan.c (df_ref_chain_change_bb): Simplify.
18591 (df_insn_change_bb): Add new_bb argument. Simplify. Call
18592 set_block_for_insn if there's any change.
18593 * df.h ((df_insn_change_bb): Fix prototype.
18594 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
18595 df_insn_change_bb, don't call set_block_for_insn.
18596 * emit-rtl.c (reorder_insns): Likewise.
18597 * haifa-sched.c (move_insn): Likewise.
18599 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18601 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
18603 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18605 * tree-flow-inline.h (next_readonly_imm_use): Return
18606 NULL_USE_OPERAND_P after the end.
18608 2008-03-01 Richard Guenther <rguenther@suse.de>
18610 PR tree-optimization/35411
18611 * tree-sra.c (sra_build_assignment): Split conversion to
18612 final type to a separate statement if we are not assigning
18615 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18617 * fold-const.c (fold_convertible_p): Correct the logic to follow
18618 that in fold_convert().
18620 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
18623 * tree-inline.c (build_duplicate_type): When we make a
18624 duplicate type, make it unique in the canonical types system.
18626 2008-02-29 Tom Tromey <tromey@redhat.com>
18628 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
18629 input_file_stack_history, input_file_stack_restored): Remove.
18630 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
18631 * input.h (struct file_stack): Remove.
18632 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
18633 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
18635 * diagnostic.h (struct diagnostic_context) <last_module>: Change
18637 (diagnostic_last_module_changed): Add 'map' argument.
18638 (diagnostic_set_last_function): Likewise.
18639 * diagnostic.c (undiagnostic_report_current_module): Iterate using
18640 line map, not input_file_stack.
18641 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
18643 2008-02-29 Paul Brook <paul@codesourcery.com>
18645 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
18647 2008-02-29 Paul Brook <paul@codesourcery.com>
18649 * config/arm/ieee754-df.S (muldf3): Use RET macros.
18651 2008-02-29 Richard Guenther <rguenther@suse.de>
18653 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
18655 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
18656 value for comparing for a store match.
18657 (simplify_unary_expression): Do nothing for SSA_NAMEs.
18658 (try_to_simplify): Do not do a full-blown reference lookup.
18660 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
18662 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
18663 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
18665 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
18667 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
18669 * tree-loop-linear.c (try_interchange_loops): Compare memory access
18670 strides against cache sizes.
18672 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
18674 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
18677 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
18679 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
18680 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
18681 is smaller than the original promoted value.
18682 (simplify_subreg): If OP is a SUBREG, try to preserve its
18683 SUBREG_PROMOTED_VAR_P information.
18685 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
18687 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
18688 (VN_INFO_GET): Allocate new objects on the obstack.
18689 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
18690 for rpo_numbers_temp, for consistency.
18691 (free_scc_vn): Free the obstack.
18693 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
18695 * doc/invoke.texi: Document -ftree-loop-distribution.
18696 * tree-loop-distribution.c: New.
18697 * tree-pass.h (pass_loop_distribution): New.
18698 * graphds.h (struct graph): Add htab_t indices.
18699 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
18700 * tree-vectorizer.c (rename_variables_in_loop): Extern.
18701 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
18702 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
18703 * tree-data-ref.c (debug_data_dependence_relations): New.
18704 (dump_data_dependence_relation): Also print data references.
18705 (free_data_ref): Extern.
18706 (same_access_functions): Moved...
18707 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
18708 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
18709 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
18710 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
18711 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
18712 (stmts_from_loop): Skip LABEL_EXPR.
18713 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
18715 (build_rdg): Initialize rdg->indices htab.
18716 (free_rdg, stores_from_loop, ref_base_address,
18717 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
18718 have_similar_memory_accesses_1, ref_base_address_1,
18719 remove_similar_memory_refs): New.
18720 * tree-data-ref.h: Depend on tree-chrec.h.
18721 (debug_data_dependence_relations, free_data_ref): Declared.
18722 (same_access_functions): ... here.
18723 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
18725 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
18726 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
18727 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
18728 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
18729 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
18730 rdg_vertex_for_stmt): Declared.
18731 (struct rdg_edge): Add level.
18733 (free_rdg, stores_from_loop, remove_similar_memory_refs,
18734 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
18736 (rdg_has_similar_memory_accesses): New.
18737 * tree-vect-analyze.c: Remove unused static decls.
18738 * lambda.h (dependence_level): New.
18739 * common.opt (ftree-loop-distribution): New.
18740 * tree-flow.h (mark_virtual_ops_in_bb,
18741 slpeel_tree_duplicate_loop_to_edge_cfg,
18742 rename_variables_in_loop): Declared.
18743 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
18744 (OBJS-common): Add tree-loop-distribution.o.
18745 (tree-loop-distribution.o): New rule.
18746 * tree-cfg.c (mark_virtual_ops_in_bb): New.
18747 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
18748 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
18750 2008-02-28 Joseph Myers <joseph@codesourcery.com>
18753 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
18754 other than structures and unions.
18756 2008-02-28 Richard Guenther <rguenther@suse.de>
18759 2008-02-26 Richard Guenther <rguenther@suse.de>
18761 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
18762 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
18763 (lookup_decl_from_uid): Declare.
18764 (remove_decl_from_map): Likewise.
18765 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
18766 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
18767 (decl_for_uid_map): New global hashtable mapping DECL_UID
18769 (init_ttree): Allocate it.
18770 (insert_decl_to_uid_decl_map): New helper function.
18771 (make_node_stat): Insert new decls into the map.
18772 (copy_node_stat): Likewise.
18773 (lookup_decl_from_uid): New function.
18774 (remove_decl_from_map): Likewise.
18775 (print_decl_for_uid_map_statistics): New helper.
18776 (dump_tree_statistics): Call it.
18778 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
18779 (referenced_var_iterator): Adjust.
18780 (FOR_EACH_REFERENCED_VAR): Adjust.
18781 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
18782 (num_referenced_vars): Adjust.
18783 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
18784 (first_referenced_var): Remove.
18785 (end_referenced_vars_p): Likewise.
18786 (next_referenced_var): Likewise.
18787 (referenced_var_iterator_set): New helper function.
18788 * tree-dfa.c (referenced_var_lookup): Adjust.
18789 (referenced_var_check_and_insert): Likewise.
18790 (remove_referenced_var): Likewise.
18791 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
18792 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18793 (verify_call_clobbering): Likewise.
18794 (verify_memory_partitions): Likewise.
18795 (init_tree_ssa): Allocate bitmap instead of hashtable for
18797 (delete_tree_ssa): Adjust.
18798 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
18799 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18800 (compute_tag_properties): Likewise.
18801 (set_initial_properties): Likewise.
18802 (find_partition_for): Likewise.
18803 (update_reference_counts): Likewise.
18804 (dump_may_aliases_for): Likewise.
18805 * tree-ssa-operands.c (add_virtual_operand): Likewise.
18806 (add_call_clobber_ops): Likewise.
18807 (add_call_read_ops): Likewise.
18808 (get_asm_expr_operands): Likewise.
18809 * tree-into-ssa.c (dump_decl_set): Likewise.
18810 (update_ssa): Likewise.
18811 * tree-sra.c (scan_function): Likewise.
18812 (decide_instantiations): Likewise.
18813 (scalarize_parms): Likewise.
18814 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
18815 (dsa_named_for): Likewise.
18816 * tree-ssa-structalias.c (update_alias_info): Likewise.
18817 (merge_smts_into): Likewise.
18819 2008-02-27 David Daney <ddaney@avtrex.com>
18822 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
18823 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
18824 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
18825 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
18826 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
18828 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
18831 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
18832 (BUILT_IN_NEXTTOWARD): Remove.
18833 (BUILT_IN_NEXTTOWARDF): Ditto.
18834 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
18835 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
18837 2008-02-27 Tom Tromey <tromey@redhat.com>
18839 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
18840 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
18842 2008-02-27 Jan Beulich <jbeulich@novell.com>
18844 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
18845 update the respective field on newdecl.
18847 2008-02-27 Revital Eres <eres@il.ibm.com>
18849 PR rtl-optimization/34999
18850 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
18851 crossing edges that ends with a call insn.
18852 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
18853 call insn and clear the EDGE_CROSSING flag of the crossing edge
18854 when fixing fallthru edges.
18856 2008-02-27 Richard Guenther <rguenther@suse.de>
18858 PR middle-end/35390
18859 * fold-const.c (fold_unary): Return the correct argument,
18860 converted to the result type.
18862 2008-02-27 Richard Guenther <rguenther@suse.de>
18864 PR middle-end/34971
18865 * expr.c (expand_expr_real_1): Assert on rotates that operate
18867 * fold-const.c (fold_binary): Use the types precision, not the
18868 bitsize of the mode if folding rotate expressions. Build rotates
18869 only for full modes.
18871 2008-02-27 Jakub Jelinek <jakub@redhat.com>
18873 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
18874 and CPP_PRAGMA_EOL.
18875 * c-pragma.c (pragma_ns_name): New typedef.
18876 (registered_pp_pragmas): New variable.
18877 (c_pp_lookup_pragma): New function.
18878 (c_register_pragma_1): If flag_preprocess_only, do nothing
18879 for non-expanded pragmas, for expanded ones push pragma's
18880 namespace and name into registered_pp_pragmas vector.
18881 (c_invoke_pragma_handler): Register OpenMP pragmas even when
18882 flag_preprocess_only, don't register GCC pch_preprocess
18883 pragma if flag_preprocess_only.
18884 * c-opts.c (c_common_init): Call init_pragma even if
18885 flag_preprocess_only.
18886 * c-pragma.c (c_pp_lookup_pragma): New prototype.
18887 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
18888 cpp_register_pragma if flag_preprocess_only.
18890 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18893 * c-parser.c (c_parser_translation_unit): Warn for empty
18894 translation unit, not empty source file.
18896 2008-02-26 Paul Brook <paul@codesourcery.com>
18898 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
18899 operand for Thumb-2.
18900 * config/arm/arm.h (reg_class): Add CORE_REGS.
18901 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
18902 (BASE_REG_CLASS): Use CORE_REGS.
18903 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
18904 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
18905 (REGNO_OK_FOR_INDEX_P): Exclude SP.
18906 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
18907 ARM_REGNO_OK_FOR_INDEX_P.
18908 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
18909 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
18910 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
18911 (ldm/stm peepholes): Ditto.
18912 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
18913 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
18914 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
18915 * config/arm/constraints.md: Enable "k" constraint on ARM.
18917 2008-02-27 Ben Elliston <bje@au.ibm.com>
18919 * config/rs6000/rs6000.c: Annotate cache line size field in all
18920 instances of struct processor_costs.
18922 2008-02-26 David Edelsohn <edelsohn@gnu.org>
18924 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
18925 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
18926 jump_bypass): New counters.
18927 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
18928 * dce.c (gate_ud_dce): Same.
18929 (gate_fast_dce): Same.
18930 * dse.c (gate_dse1): New function.
18931 (gate_dse2): New function.
18932 (gate_dse): Merge results of new gate functions.
18933 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
18934 (gate_handle_jump_bypass): Add dbg_cnt.
18935 (gate_handle_gcse): Add dbg_cnt.
18936 * ifcvt.c (gate_handle_if_conversion): Same.
18937 (gate_handle_if_after_combine): Same.
18938 (gate_handle_if_after_reload): Same.
18939 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
18941 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
18943 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
18945 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
18947 2008-02-26 Jason Merrill <jason@redhat.com>
18950 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
18951 alone if it's the naming decl for the type's main variant.
18953 2008-02-26 Tom Tromey <tromey@redhat.com>
18955 * system.h (USE_MAPPED_LOCATION): Poison.
18956 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
18957 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
18958 (make_goto_expr_edges): Likewise.
18959 (remove_bb): Likewise.
18960 (execute_warn_function_return): Likewise.
18961 * basic-block.h (struct edge_def) <goto_locus>: Change type to
18963 * c-common.c (fname_decl): Remove old location code.
18964 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
18966 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
18968 (ASM_INPUT_SOURCE_LOCATION): Likewise.
18969 (gen_rtx_ASM_INPUT): Likewise.
18970 (gen_rtx_ASM_INPUT_loc): Likewise.
18971 (get_rtx_asm_OPERANDS): Remove.
18972 * cfglayout.c (insn_locators_alloc): Remove old location code.
18973 (set_curr_insn_source_location): Likewise.
18974 (curr_insn_locator): Likewise.
18975 * print-tree.c (print_node): Remove old location code.
18976 * tree-mudflap.c (mf_varname_tree): Remove old location code.
18977 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
18978 * cfgexpand.c (expand_gimple_cond_expr): Don't use
18979 location_from_locus.
18980 (construct_exit_block): Remove old location code.
18981 * emit-rtl.c (force_next_line_note): Remove old location code.
18982 * profile.c (branch_prob): Remove old location code.
18983 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
18984 LOC_LINE): Remove old-location variants.
18985 * langhooks.c (lhd_print_error_function): Remove old location
18987 * configure, config.in: Rebuilt.
18988 * configure.ac (--enable-mapped-location): Remove.
18989 * c-decl.c (c_init_decl_processing): Remove old location code.
18990 (finish_function): Likewise.
18991 * recog.c (decode_asm_operands): Remove old location code.
18992 * c-pch.c (c_common_read_pch): Remove old location code.
18993 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
18995 * gimple-low.c (lower_function_body): Remove old location code.
18996 * toplev.c (unknown_location): Remove.
18997 (push_srcloc): Remove old-location variant.
18998 (process_options): Remove old location code.
18999 (lang_dependent_init): Likewise.
19000 * input.h (UNKNOWN_LOCATION): Move definition.
19001 (location_t): Undeprecate.
19002 (source_locus): Remove.
19003 (location_from_locus): Remove.
19004 (struct location_s): Remove.
19005 Remove all old-location code.
19006 (input_line, input_filename): Remove.
19007 * final.c (final_scan_insn): Remove old location code.
19008 * diagnostic.c (diagnostic_build_prefix): Remove
19009 USE_MAPPED_LOCATION test.
19010 * tree.h (gimple_stmt) <locus>: Now a location_t.
19011 (tree_exp) <locus>: Likewise.
19012 (DECL_IS_BUILTIN): Remove old-location variant.
19013 (annotate_with_file_line, annotate_with_locus): Likewise.
19014 (expr_locus, set_expr_locus): Update.
19015 * tree.c (build1_stat): Remove old location code.
19016 (last_annotated_node): Remove.
19017 (annotate_with_file_line): Remove old-location variant.
19018 (annotate_with_locus): Likewise.
19019 (expr_location): Remove old location code.
19020 (set_expr_location): Likewise.
19021 (expr_has_location): Likewise.
19022 (expr_locus): Likewise.
19023 (set_expr_locus): Likewise.
19024 (expr_filename): Don't use location_from_locus.
19025 (expr_lineno): Likewise.
19026 * rtl-error.c (location_for_asm): Remove old location code.
19027 * c-lex.c (cb_line_change): Remove old location code.
19028 (fe_file_change): Likewise.
19029 (cb_def_pragma): Likewise.
19030 (c_lex_with_flags): Likewise.
19031 * gengtype.c (do_typedef): Don't special-case location types.
19032 (define_location_structures): Remove.
19033 (main): Don't call define_location_structures.
19034 * tree-pretty-print.c (dump_implicit_edges): Remove old location
19037 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19040 * builtins.def (BUILT_IN_STDARG_START): Remove.
19041 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
19042 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
19043 * tree-inline.c (inline_forbidden_p_1): Likewise.
19045 2008-02-26 Richard Guenther <rguenther@suse.de>
19047 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19048 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19049 (lookup_decl_from_uid): Declare.
19050 (remove_decl_from_map): Likewise.
19051 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19052 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19053 (decl_for_uid_map): New global hashtable mapping DECL_UID
19055 (init_ttree): Allocate it.
19056 (insert_decl_to_uid_decl_map): New helper function.
19057 (make_node_stat): Insert new decls into the map.
19058 (copy_node_stat): Likewise.
19059 (lookup_decl_from_uid): New function.
19060 (remove_decl_from_map): Likewise.
19061 (print_decl_for_uid_map_statistics): New helper.
19062 (dump_tree_statistics): Call it.
19064 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19065 (referenced_var_iterator): Adjust.
19066 (FOR_EACH_REFERENCED_VAR): Adjust.
19067 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19068 (num_referenced_vars): Adjust.
19069 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19070 (first_referenced_var): Remove.
19071 (end_referenced_vars_p): Likewise.
19072 (next_referenced_var): Likewise.
19073 (referenced_var_iterator_set): New helper function.
19074 * tree-dfa.c (referenced_var_lookup): Adjust.
19075 (referenced_var_check_and_insert): Likewise.
19076 (remove_referenced_var): Likewise.
19077 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19078 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19079 (verify_call_clobbering): Likewise.
19080 (verify_memory_partitions): Likewise.
19081 (init_tree_ssa): Allocate bitmap instead of hashtable for
19083 (delete_tree_ssa): Adjust.
19084 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19085 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19086 (compute_tag_properties): Likewise.
19087 (set_initial_properties): Likewise.
19088 (find_partition_for): Likewise.
19089 (update_reference_counts): Likewise.
19090 (dump_may_aliases_for): Likewise.
19091 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19092 (add_call_clobber_ops): Likewise.
19093 (add_call_read_ops): Likewise.
19094 (get_asm_expr_operands): Likewise.
19095 * tree-into-ssa.c (dump_decl_set): Likewise.
19096 (update_ssa): Likewise.
19097 * tree-sra.c (scan_function): Likewise.
19098 (decide_instantiations): Likewise.
19099 (scalarize_parms): Likewise.
19100 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19101 (dsa_named_for): Likewise.
19102 * tree-ssa-structalias.c (update_alias_info): Likewise.
19103 (merge_smts_into): Likewise.
19105 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19108 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
19109 * c-opts.c (c_common_handle_option): Wall enables
19110 Wvolatile-register-var.
19111 * common.opt: Move Wvolatile-register-var to...
19114 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19116 * common.opt (Wlarger-than=): New.
19117 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
19119 * opts.c (common_handle_option): Handle -Wlarger-than=.
19120 * optc-gen.awk: Likewise.
19121 * opth-gen.awk: Likewise.
19122 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
19123 * tree-optimize.c (tree_rest_of_compilation): Likewise.
19125 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19127 * c-common.c (match_case_to_enum_1): Add appropriate
19128 OPT_W* parameter to warning.
19129 (c_do_switch_warnings): Likewise.
19130 * c-typeck.c (warning_init): Add one more parameter following
19131 'warning' function.
19132 (push_init_level): Update call to warning_init.
19133 (pop_init_level): Likewise.
19134 (add_pending_init): Likewise.
19135 (output_init_element: Likewise.
19137 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19140 * toplev.c (toplev_main): If there are warnings or error, print
19141 errors for ignored options.
19142 * opts.c (ignored_options): New static variable.
19143 (postpone_unknown_option_error): New.
19144 (print_ignored_options): New.
19145 (handle_option): Postpone errors for unknown -Wno-* options.
19146 * opts.h (print_ignored_options): Declare.
19148 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
19150 * config/mips/mips.md (loadgp_blockage, blockage): Change type
19153 2008-02-25 Richard Guenther <rguenther@suse.de>
19156 2008-02-25 Richard Guenther <rguenther@suse.de>
19158 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19159 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19160 (lookup_decl_from_uid): Declare.
19161 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19162 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19163 (decl_for_uid_map): New global hashtable mapping DECL_UID
19165 (init_ttree): Allocate it.
19166 (insert_decl_to_uid_decl_map): New helper function.
19167 (make_node_stat): Insert new decls into the map.
19168 (copy_node_stat): Likewise.
19169 (lookup_decl_from_uid): New function.
19170 (print_decl_for_uid_map_statistics): New helper.
19171 (dump_tree_statistics): Call it.
19173 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19174 (referenced_var_iterator): Adjust.
19175 (FOR_EACH_REFERENCED_VAR): Adjust.
19176 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19177 (num_referenced_vars): Adjust.
19178 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19179 (first_referenced_var): Remove.
19180 (end_referenced_vars_p): Likewise.
19181 (next_referenced_var): Likewise.
19182 (referenced_var_iterator_set): New helper function.
19183 * tree-dfa.c (referenced_var_lookup): Adjust.
19184 (referenced_var_check_and_insert): Likewise.
19185 (remove_referenced_var): Likewise.
19186 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19187 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19188 (verify_call_clobbering): Likewise.
19189 (verify_memory_partitions): Likewise.
19190 (init_tree_ssa): Allocate bitmap instead of hashtable for
19192 (delete_tree_ssa): Adjust.
19193 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19194 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19195 (compute_tag_properties): Likewise.
19196 (set_initial_properties): Likewise.
19197 (find_partition_for): Likewise.
19198 (update_reference_counts): Likewise.
19199 (dump_may_aliases_for): Likewise.
19200 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19201 (add_call_clobber_ops): Likewise.
19202 (add_call_read_ops): Likewise.
19203 (get_asm_expr_operands): Likewise.
19204 * tree-into-ssa.c (dump_decl_set): Likewise.
19205 (update_ssa): Likewise.
19206 * tree-sra.c (scan_function): Likewise.
19207 (decide_instantiations): Likewise.
19208 (scalarize_parms): Likewise.
19209 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19210 (dsa_named_for): Likewise.
19211 * tree-ssa-structalias.c (update_alias_info): Likewise.
19212 (merge_smts_into): Likewise.
19214 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19217 * doc/invoke.texi (-fcx-limited-range): Document new option.
19218 * toplev.c (process_options): Handle -fcx-fortran-rules.
19219 * common.opt: Add documentation for -fcx-fortran-rules.
19221 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19224 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
19225 actual behaviour and C99.
19227 2008-02-26 Ben Elliston <bje@au.ibm.com>
19229 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
19230 (ASM_CPU_POWER6_SPEC): Likewise.
19231 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
19232 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
19233 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
19235 2008-02-25 Richard Guenther <rguenther@suse.de>
19237 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19238 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19239 (lookup_decl_from_uid): Declare.
19240 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19241 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19242 (decl_for_uid_map): New global hashtable mapping DECL_UID
19244 (init_ttree): Allocate it.
19245 (insert_decl_to_uid_decl_map): New helper function.
19246 (make_node_stat): Insert new decls into the map.
19247 (copy_node_stat): Likewise.
19248 (lookup_decl_from_uid): New function.
19249 (print_decl_for_uid_map_statistics): New helper.
19250 (dump_tree_statistics): Call it.
19252 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19253 (referenced_var_iterator): Adjust.
19254 (FOR_EACH_REFERENCED_VAR): Adjust.
19255 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19256 (num_referenced_vars): Adjust.
19257 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19258 (first_referenced_var): Remove.
19259 (end_referenced_vars_p): Likewise.
19260 (next_referenced_var): Likewise.
19261 (referenced_var_iterator_set): New helper function.
19262 * tree-dfa.c (referenced_var_lookup): Adjust.
19263 (referenced_var_check_and_insert): Likewise.
19264 (remove_referenced_var): Likewise.
19265 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19266 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19267 (verify_call_clobbering): Likewise.
19268 (verify_memory_partitions): Likewise.
19269 (init_tree_ssa): Allocate bitmap instead of hashtable for
19271 (delete_tree_ssa): Adjust.
19272 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19273 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19274 (compute_tag_properties): Likewise.
19275 (set_initial_properties): Likewise.
19276 (find_partition_for): Likewise.
19277 (update_reference_counts): Likewise.
19278 (dump_may_aliases_for): Likewise.
19279 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19280 (add_call_clobber_ops): Likewise.
19281 (add_call_read_ops): Likewise.
19282 (get_asm_expr_operands): Likewise.
19283 * tree-into-ssa.c (dump_decl_set): Likewise.
19284 (update_ssa): Likewise.
19285 * tree-sra.c (scan_function): Likewise.
19286 (decide_instantiations): Likewise.
19287 (scalarize_parms): Likewise.
19288 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19289 (dsa_named_for): Likewise.
19290 * tree-ssa-structalias.c (update_alias_info): Likewise.
19291 (merge_smts_into): Likewise.
19293 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
19296 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
19297 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
19298 * alias.h (nonoverlapping_memrefs_p): Likewise.
19300 2008-02-25 Jan Beulich <jbeulich@novell.com>
19302 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
19303 * config/i386/netware-libgcc.exp: Add __bswap?i2,
19304 __emultls_get_address, __emultls_register_common,
19305 __floatundi?f, and _Unwind_GetIPInfo.
19306 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
19307 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
19308 (gen_regparm_prefix): Likewise.
19309 (i386_nlm_encode_section_info): Sync with
19310 config/i386/winnt.c:i386_pe_encode_section_info().
19311 (i386_nlm_maybe_mangle_decl_assembler_name): New.
19312 i386_nlm_mangle_decl_assembler_name): New.
19313 (netware_override_options): New.
19314 * config/i386/netware.h (netware_override_options): Declare.
19315 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
19316 (i386_nlm_mangle_decl_assembler_name): Declare.
19317 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
19319 2008-02-25 Ben Elliston <bje@au.ibm.com>
19322 * c-decl.c (grokdeclarator): Remove unused local variables
19323 `typedef_type' and `type_as_written'.
19325 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
19326 unused local variable `has_hot_blocks'.
19327 (fix_crossing_conditional_branches): Remove unused local variable
19330 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
19332 PR middle-end/19984
19333 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
19334 using DEF_C99_BUILTIN.
19335 (BUILT_IN_NANF): Ditto.
19336 (BUILT_IN_NANL): Ditto.
19338 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
19339 Revital Eres <eres@il.ibm.com>
19341 * modulo-sched.c (calculate_must_precede_follow): Address TODO
19342 regarding the order of two dependent insns in the same row.
19344 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
19346 * stor-layout.c (layout_decl): Do not bump the alignment of a
19347 bit-field to more than byte alignment if it is packed.
19349 2008-02-24 David Edelsohn <edelsohn@gnu.org>
19351 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
19354 2008-02-24 Diego Novillo <dnovillo@google.com>
19356 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
19359 * tree-vrp.c (vrp_evaluate_conditional): With
19360 -Wtype-limits, emit a warning when comparing against a
19361 constant outside the natural range of OP0's type.
19362 * c.opt (Wtype-limits): Move ...
19363 * common.opt (Wtype-limits): ... here.
19365 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
19367 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
19368 * config/rs6000/e300c2c3.md: New file.
19369 * config/rs6000/rs6000.c (processor_costs): Add new costs for
19371 (rs6000_override_options): Add e300c2 and e300c3 cases to
19372 processor_target_table. Do not allow usage of Altivec or Spe
19373 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
19374 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
19375 * config/rs6000/rs6000.h (processor_type): Add
19376 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
19377 (ASM_CPU_SPEC): Add e300c2 and e300c3.
19378 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
19379 and ppce300c3. Include e300c2c3.md.
19381 2008-02-23 David Edelsohn <edelsohn@gnu.org>
19383 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
19384 instead of TARGET_STRICT_ALIGN.
19386 2008-02-23 Joseph Myers <joseph@codesourcery.com>
19388 * explow.c (memory_address): Assert that the generated address is
19391 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19394 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
19395 * config/darwin-ppc-ldouble-patch.def: New file.
19396 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
19397 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
19398 SUBTARGET_INIT_BUILTINS if defined.
19399 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
19402 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19405 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
19406 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
19408 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19411 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
19412 file" warning condtional on -Winvalid-PCH.
19414 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
19416 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
19418 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
19422 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
19423 prevent reload from using MMX registers.
19424 (*mov<mode>_internal): Ditto.
19425 (*movv2sf_internal_rex64): Ditto.
19426 (*movv2sf_internal): Ditto.
19428 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19430 PR documentation/31569
19431 * doc/install.texi2html: Use makeinfo --no-number-sections.
19433 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19435 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
19436 ensure that we can address an entire entity > 8 bytes. Don't
19437 generate reg+reg addressing for such data.
19439 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19441 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
19442 strings when optimizing for size, unless the target cares about
19445 2008-02-22 Tom Tromey <tromey@redhat.com>
19447 * regclass.c (current_pass): Remove declaration.
19449 2008-02-22 Anatoly Sokolov <aesok@post.ru>
19451 * config/avr/libgcc.S (__RAMPZ__): Define.
19452 (__do_copy_data): Add for devices with 128KB code memory.
19454 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19456 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
19458 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
19460 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
19462 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
19465 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19468 * c-typeck.c (build_binary_op): Warn about floating point
19469 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
19471 2008-02-21 Janis Johnson <janis187@us.ibm.com>
19474 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
19475 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
19477 (rs6000_override_options): Set altivec_abi as default, not override,
19478 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
19479 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
19480 is used; use new member spe_abi.
19481 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
19482 spe_abi and altivec_abi.
19484 2008-02-22 Tomas Bily <tbily@suse.cz>
19486 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
19488 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19491 * config.build (build_file_translate): Set to `CMD //c' only if
19493 * Makefile.in (build_file_translate): Improve comment.
19495 2008-02-21 Jan Hubicka <jh@suse.cz>
19497 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
19498 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
19499 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
19501 2008-02-21 Michael Matz <matz@suse.de>
19504 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
19506 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
19508 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
19509 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
19510 as insn constraint.
19511 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
19512 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
19513 SSE_VEC_FLOAT_MODE_P as insn constraint.
19514 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
19515 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
19516 sse4a_movntdf using MODEF mode iterator.
19517 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
19518 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
19519 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
19520 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
19521 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
19522 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
19523 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
19525 2008-02-21 Richard Guenther <rguenther@suse.de>
19527 * tree.def (PAREN_EXPR): New tree code.
19528 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
19530 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
19531 * expr.c (expand_expr_real_1): Likewise.
19532 * tree-inline.c (estimate_num_insns_1): Likewise.
19533 * tree-complex.c (expand_complex_move): Likewise.
19534 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
19537 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
19540 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
19542 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
19545 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
19547 * config/sh/sh.c (find_barrier): Don't go past
19548 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
19550 2008-02-20 DJ Delorie <dj@redhat.com>
19552 * config/h8300/h8300.md (insv): Force source operand to be a register.
19554 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
19555 as a jump, not as a plain insn.
19557 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
19559 * doc/invoke.texi (Warning Options): Add new option
19560 -Wframe-larger-than=.
19561 (-Wframe-larger-than): Document.
19563 * flags.h (warn_frame_larger_than, frame_larger_than_size):
19564 Add declarations for new option variables.
19566 * final.c (final_start_function): Check the frame size
19567 before emission and issue a Wframe-larger-than warning.
19569 * opts.c (warn_frame_larger_than, frame_larger_than_size):
19570 Add definitions for new option variables.
19571 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
19573 * common.opt (Wframe-larger-than=): New option.
19575 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
19577 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
19578 (<sse>_div<mode>3): Ditto.
19579 (<sse>_vmdiv<mode>3): Ditto.
19580 (<sse>_vmsqrt<mode>2): Ditto.
19581 (*smax<mode>3): Ditto.
19582 (sse5_frcz<mode>2): Ditto.
19583 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
19584 as insn constraint.
19586 2008-02-20 Richard Guenther <rguenther@suse.de>
19588 PR middle-end/35265
19589 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
19590 be happy with INTEGRAL_TYPE_P.
19592 2008-02-20 Richard Guenther <rguenther@suse.de>
19594 * fold-const.c (split_tree): Associate floatig-point expressions
19595 if flag_associative_math is set.
19597 2008-02-20 Richard Guenther <rguenther@suse.de>
19599 * tree.h (fold_real_zero_addition_p): Declare.
19600 * fold-const.c (fold_real_zero_addition_p): Export.
19601 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
19602 floating-point operations with zero and one.
19604 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
19606 * doc/install.texi: Correct references to CFLAGS, replacing them
19607 with BOOT_CFLAGS. Document flags used during bootstrap for
19610 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
19612 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
19613 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
19614 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
19616 (smin<mode>3): Ditto from similar patterns.
19617 (smax<mode>3): Ditto.
19618 (*ieee_smin<mode>3): Ditto.
19619 (*ieee_smax<mode>3): Ditto.
19620 * config/i386/sse.md (sse): New mode attribute.
19621 (mov<mode>): Macroize expander from movv4sf and movv2df using
19622 SSEMODEF2P mode iterator.
19623 (<sse>_movnt<mode>): Ditto from similar patterns. Use
19624 SSE_VEC_FLOAT_MODE_P as insn constraint.
19625 (storent<mode>): Ditto.
19626 (storent<mode>): Macroize expander from storentsf and storentdf using
19627 MODEF mode iterator.
19628 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
19629 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
19630 (abs<mode>2): Ditto from similar patterns.
19631 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
19632 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
19633 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
19634 (<sse>_vmsqrt<mode>2): Ditto.
19635 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
19636 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
19637 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
19638 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
19639 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
19640 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
19641 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
19643 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
19644 iterator and SSE_FLOAT_MODE_P as insn constraint.
19645 (<sse>_ucomi): Ditto from similar patterns.
19646 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
19647 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
19648 SSE_VEC_FLOAT_MODE_P as insn constraint.
19649 (vcond<mode>): Ditto from similar patterns.
19650 (and<mode>3, *and<mode>3): Ditto.
19651 (<sse>_nand<mode>3): Ditto.
19652 (ior<mode>3, *ior<mode>3): Ditto.
19653 (xor<mode>3, *xor<mode>3): Ditto.
19654 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
19655 iterator and SSE_FLOAT_MODE_P as insn constraint.
19656 (*nand<mode>3): Ditto from similar patterns.
19657 (*ior<mode>3): Ditto.
19658 (*xor<mode>3): Ditto.
19660 2008-02-20 Ira Rosen <irar@il.ibm.com>
19662 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
19663 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
19664 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
19666 2008-02-19 Jan Hubicka <jh@suse.cz>
19668 * predict.c (tree_bb_level_predictions): Remove variable next
19669 mistakely introduced by previous commit.
19671 2008-02-19 Jan Hubicka <jh@suse.cz>
19673 * predict.c (predict_paths_leading_to): Rewrite.
19674 (predict_paths_for_bb): New.
19675 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
19677 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19680 * Makefile.in (build_file_translate): New.
19681 (gcc-vers.texi): Use it for translating $(abs_srcdir).
19682 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
19683 * configure.ac (build_file_translate): Substitute it.
19684 * configure: Regenerate.
19686 2008-02-19 Jan Hubicka <jh@suse.cz>
19688 PR rtl-optimization/34408
19689 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
19692 2008-02-19 Jan Hubicka <jh@suse.cz>
19694 PR middle-end/28779
19695 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
19698 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
19701 * config/i386/i386-modes.def: Revert the last DI alignment
19702 change until Ada people can look into it.
19704 2008-02-19 Nick Clifton <nickc@redhat.com>
19706 * opts.c (print_specific_help): Fix typo in --help text.
19708 2008-02-19 Jakub Jelinek <jakub@redhat.com>
19711 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
19712 32-bit inline asm without asm alternatives for host GCC < 3.0.
19714 2008-02-19 Richard Guenther <rguenther@suse.de>
19716 PR tree-optimization/34989
19717 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
19718 Allow propagation to INDIRECT_REF if we can simplify only.
19720 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19722 * c-common.c (warn_for_collisions_1): Use appropriate option when
19725 2008-02-19 Nick Clifton <nickc@redhat.com>
19728 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
19729 (handle_options): Fix indentation.
19730 (print_filtered_help): If no language-specific options were
19731 displayed tell the user how to list all the options supported by
19732 the language's front-end.
19733 (print_specific_help): Fix indentation and remove duplicate line.
19734 (common_handle_option): Handle the -v option.
19735 For --help enable the display of undocumented options if the -v
19736 switch has been included on the command line.
19737 For --help= check for overlaps in the arguments between the option
19738 classes and the language names and issue a warning when they
19739 cannot be disambiguated.
19740 * c.opt (v): Pass on to the common option handler.
19742 2008-02-19 Revital Eres <eres@il.ibm.com>
19744 * modulo-sched.c (sms_schedule): Change dump message when
19745 create_ddg function fails.
19746 (try_scheduling_node_in_cycle): Rename row to cycle.
19747 (print_partial_schedule): Rename CYCLE to ROW.
19749 2008-02-19 Christian Bruel <christian.bruel@st.com>
19750 Zdenek Dvorak <ook@ucw.cz>
19752 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
19754 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
19757 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
19758 (*x86_movdicc_0_m1_se): Ditto.
19760 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
19762 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
19763 (CMPtype): Define as __gcc_CMPtype.
19764 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
19765 (CMPtype): Define as __gcc_CMPtype.
19767 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
19769 Support valgrind 3.3 for --enable-checking=valgrind.
19770 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
19772 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
19773 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
19774 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
19775 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
19776 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
19777 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
19778 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
19780 * ggc-zone.c: Similar.
19781 * ggc-page.c: Similar.
19783 2008-02-19 Paul Brook <paul@codesourcery.com>
19786 * config/arm/ieee754-df.S: Fix do_it typo.
19787 * config/arm/ieee754-sf.S: Fix do_it typo.
19789 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
19792 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
19793 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
19794 (OPTION_MASK_ISA_SSE_SET): Likewise.
19795 (OPTION_MASK_ISA_SSE2_SET): Likewise.
19796 (OPTION_MASK_ISA_SSE3_SET): Likewise.
19797 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
19798 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
19799 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
19800 (OPTION_MASK_ISA_SSE4_SET): Likewise.
19801 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
19802 (OPTION_MASK_ISA_SSE5_SET): Likewise.
19803 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
19804 (OPTION_MASK_ISA_MMX_UNSET): Updated.
19805 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
19806 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
19807 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
19808 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
19809 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
19810 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
19811 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
19812 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
19813 (OPTION_MASK_ISA_SSE4): Removed.
19814 (ix86_handle_option): Turn on bits in ix86_isa_flags and
19815 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
19816 (override_options): Don't turn on implied SSE/MMX bits in
19819 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
19821 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19824 2008-02-18 Joey Ye <joey.ye@intel.com>
19826 PR middle-end/34921
19827 * tree-nested.c (insert_field_into_struct): Set type alignment
19828 to field alignment if the former is less than the latter.
19830 2008-02-18 Jakub Jelinek <jakub@redhat.com>
19832 * BASE-VER: Set to 4.4.0.
19834 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19836 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
19837 * doc/cfg.texi: Likewise.
19838 * doc/extend.texi: Likewise.
19839 * doc/gty.texi: Likewise.
19840 * doc/invoke.texi: Likewise.
19841 * doc/loop.texi: Likewise.
19842 * doc/md.texi: Likewise.
19843 * doc/passes.texi: Likewise.
19844 * doc/rtl.texi: Likewise.
19845 * doc/sourcebuild.texi: Likewise.
19846 * doc/tm.texi: Likewise.
19847 * doc/tree-ssa.texi: Likewise.
19849 2008-02-17 Richard Guenther <rguenther@suse.de>
19851 PR middle-end/35227
19852 * tree-complex.c (init_parameter_lattice_values): Handle parameters
19853 without default definition.
19855 2008-02-17 Richard Guenther <rguenther@suse.de>
19857 PR tree-optimization/35231
19858 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
19861 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
19864 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
19865 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
19866 libgcc_cmp_return mode.
19868 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19871 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
19873 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
19875 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
19878 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19880 * doc/c-tree.texi: Use `@.' where appropriate.
19881 * doc/extend.texi: Likewise.
19882 * doc/install.texi: Likewise.
19883 * doc/invoke.texi: Likewise.
19884 * doc/loop.texi: Likewise.
19885 * doc/makefile.texi: Likewise.
19886 * doc/md.texi: Likewise.
19887 * doc/passes.texi: Likewise.
19888 * doc/standards.texi: Likewise.
19889 * doc/tm.texi: Likewise.
19891 2008-02-15 Jakub Jelinek <jakub@redhat.com>
19893 PR middle-end/35196
19894 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
19896 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
19897 rather than in entry_bb.
19899 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
19901 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
19902 libgcc_cmp_return mode.
19904 2008-02-15 Jakub Jelinek <jakub@redhat.com>
19906 PR middle-end/35130
19907 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
19908 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
19910 2008-02-15 Richard Guenther <rguenther@suse.de>
19911 Zdenek Dvorak <ook@ucw.cz>
19913 PR tree-optimization/35164
19914 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
19915 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
19916 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
19917 Only propagate addresses which do not have abnormal SSA_NAMEs
19920 2008-02-15 Joseph Myers <joseph@codesourcery.com>
19923 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
19925 2008-02-15 Jan Hubicka <jh@suse.cz>
19927 PR middle-end/35149
19928 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
19930 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
19932 PR middle-end/34621
19933 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
19934 when calculating alignment_pad.
19936 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
19938 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
19939 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
19940 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
19941 and STACK_BOUNDARY define.
19943 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
19945 PR preprocessor/35061
19946 * c-pragma.c (handle_pragma_pop_macro): Check that
19947 pushed_macro_table has been allocated.
19949 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
19951 PR middle-end/35136
19952 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
19953 (force_gimple_operand): Likewise.
19954 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
19955 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
19956 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
19957 (find_interesting_uses_address): Check addressability and alignment
19958 of the base expression only after substituting bases of IVs into it.
19960 2008-02-14 Michael Matz <matz@suse.de>
19963 * function.c (instantiate_virtual_regs_in_insn): Reload address
19964 before falling back to reloading the whole operand.
19966 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
19968 * config/s390/s390.c (s390_mainpool_start): Emit the pool
19969 before the first section switch note.
19971 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19973 * doc/bugreport.texi: Update copyright years.
19974 * doc/c-tree.texi: Likewise.
19975 * doc/cfg.texi: Likewise.
19976 * doc/cpp.texi: Likewise.
19977 * doc/cppinternals.texi: Likewise.
19978 * doc/fragments.texi: Likewise.
19979 * doc/frontends.texi: Likewise.
19980 * doc/gcc.texi: Likewise.
19981 * doc/gty.texi: Likewise.
19982 * doc/hostconfig.texi: Likewise.
19983 * doc/implement-c.texi: Likewise.
19984 * doc/libgcc.texi: Likewise.
19985 * doc/loop.texi: Likewise.
19986 * doc/makefile.texi: Likewise.
19987 * doc/options.texi: Likewise.
19988 * doc/passes.texi: Likewise.
19989 * doc/rtl.texi: Likewise.
19990 * doc/sourcebuild.texi: Likewise.
19991 * doc/standards.texi: Likewise.
19992 * doc/tree-ssa.texi: Likewise.
19993 * doc/trouble.texi: Likewise.
19995 * doc/extend.texi: Use @: or add comma where appropriate.
19996 * doc/invoke.texi: Likewise.
19997 * doc/tm.texi: Likewise.
19999 2008-02-14 Alan Modra <amodra@bigpond.net.au>
20002 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
20005 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
20007 * doc/md.texi (clz, ctz): Add reference.
20008 * doc/rtl.texi (clz, ctz): Likewise.
20010 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20013 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
20016 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
20018 * config/s390/s390.c (struct constant_pool): New field
20019 emit_pool_after added.
20020 (s390_mainpool_start): Set the emit_pool_after flag according
20021 to the section switch notes.
20022 (s390_mainpool_finish): Consider emit_pool_after when emitting
20023 the literal pool at the end of the function.
20024 (s390_chunkify_start): Force literal pool splits at section
20027 2008-02-13 Michael Matz <matz@suse.de>
20030 * var-tracking.c (clobber_variable_part): Correctly traverse the
20033 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20036 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
20037 Add -fdump-ipa-inline.
20038 * tree-dump.c (dump_files): Remove tree-inlined dump.
20039 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
20041 2008-02-12 Richard Guenther <rguenther@suse.de>
20043 PR tree-optimization/35171
20044 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
20047 2008-02-12 Richard Guenther <rguenther@suse.de>
20049 PR middle-end/35163
20050 * fold-const.c (fold_widened_comparison): Use get_unwidened in
20051 value-preserving mode. Disallow final truncation.
20053 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
20055 PR middle-end/35136
20056 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
20057 code from here to...
20058 (force_gimple_operand): ...here.
20060 2008-02-12 Jakub Jelinek <jakub@redhat.com>
20063 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
20064 non-compatible pointers.
20065 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
20066 different FIELD_DECLs, try harder by comparing field offsets, sizes
20069 PR inline-asm/35160
20070 * function.c (match_asm_constraints_1): Don't replace the same input
20073 2008-02-12 Anatoly Sokolov <aesok@post.ru>
20075 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
20076 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
20077 (expand_epilogue): Restore RAMPZ register.
20078 * config/avr/avr.md (RAMPZ_ADDR): New constant.
20080 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
20082 * config/i386/cygwin.asm: (__alloca): Correct calling
20083 convention and alignment.
20084 (__chkstk): Force 8 byte stack alignment.
20086 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
20087 Richard Guenther <rguenther@suse.de>
20089 PR tree-optimization/33992
20090 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
20091 the zero we compare against.
20093 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
20095 PR libfortran/35063
20096 * gthr-win32.h (__gthread_mutex_destroy_function): New function
20097 to CloseHandle after unlocking to prevent accumulation of handle
20100 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20102 PR middle_end/34150
20103 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
20104 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
20105 and update LABEL_NUSES during and after reload.
20107 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
20109 PR middle-end/34627
20110 * combine.c (simplify_if_then_else): Make sure the comparison is
20111 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
20113 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
20116 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
20117 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
20118 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
20119 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
20120 * tree.h (get_type_static_bounds): Likewise.
20122 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20124 * doc/invoke.texi (Option Summary, C++ Dialect Options)
20125 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20126 Make -Wfoo language annotations match what the compiler outputs.
20128 2008-02-08 Sa Liu <saliu@de.ibm.com>
20130 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
20131 intrinsics spu_convts, spu_convtu, spu_convtf.
20133 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
20135 * doc/extend.texi (Function Attributes) <noinline>: Mention
20136 asm ("") as method to keep calls.
20138 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20141 * doc/options.texi (Options): Replace references to opts.sh with
20143 * opts-common.c: Likewise.
20144 * optc-gen.awk: Likewise.
20146 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
20148 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
20150 2008-02-07 Richard Henderson <rth@redhat.com>
20153 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
20154 EXPR_LIST for the REG_EQUAL instead of a comparison with a
20157 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
20159 PR tree-optimization/35085
20160 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
20161 for operand entry oe2 in addition to operand entry oe3 in order to
20162 expose more opportunities for vectorizer sum reduction.
20164 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20167 * Makefile.in (LIBS): Remove $(GMPLIBS).
20168 (cc1-dummy, cc1): Add $(GMPLIBS).
20170 2008-02-06 Jan Hubicka <jh@suse.cz>
20173 * i386.md (moddf_integer): Do not produce partial memory stalls for
20174 targets where it hurts.
20176 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
20179 * optabs.c (expand_float): Do not check for decimal modes when
20180 expanding unsigned integer through signed conversion.
20182 2008-02-06 Nick Clifton <nickc@redhat.com>
20184 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
20185 inside the clobber with a match_operand and duplicated operand
20186 number in the constraint.
20187 (ineqbranchsi): Delete redundant comment.
20189 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
20191 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
20192 builtin_define ("__USE_INIT_FINI__").
20193 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
20195 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
20197 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20199 PR documentation/30330
20200 * doc/invoke.texi (C++ Dialect Options)
20201 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20202 For each warning option -Wfoo that allows -Wno-foo, ensure both
20203 -Wfoo and -Wno-foo are listed in the option index. Fix index
20204 entry of -Wswitch-default, index -Wnormalized= including the
20205 `=', and -Wlarger-than-@var{len} including @var{len}.
20207 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20209 * config/i386/i386.md (floatunssisf2): Use
20210 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
20211 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
20212 Macroize expander using MODEF mode iterator.
20214 2008-02-05 Diego Novillo <dnovillo@google.com>
20216 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
20219 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
20221 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20224 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
20226 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
20229 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
20230 to indicate if a message should be generated.
20231 (init_cumulative_args): Updated.
20232 (function_value_32): Likewise.
20234 2008-02-05 Joseph Myers <joseph@codesourcery.com>
20236 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
20238 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20241 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
20242 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
20244 2008-02-04 Diego Novillo <dnovillo@google.com>
20246 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
20249 * tree-vrp.c (vrp_evaluate_conditional): With
20250 -Wtype-limits, emit a warning when comparing against a
20251 constant outside the natural range of OP0's type.
20253 2008-02-04 Richard Guenther <rguenther@suse.de>
20255 PR middle-end/33631
20256 * expr.c (count_type_elements): Give for unions instead of
20259 2008-02-04 Richard Guenther <rguenther@suse.de>
20261 PR middle-end/35043
20262 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
20263 to TYPE_DOMAINs base type instead of using bitsizetype here.
20265 2008-02-03 Jason Merrill <jason@redhat.com>
20267 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
20269 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20272 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
20273 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
20274 (RS/6000 and PowerPC Options): Fix typos and markup.
20275 * doc/passes.texi (Tree-SSA passes): Likewise.
20277 2008-02-02 Michael Matz <matz@suse.de>
20280 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
20281 from record_last_reg_set_info.
20282 (record_last_reg_set_info): Take an RTX argument, iterate over all
20283 constituent hardregs.
20284 (record_last_set_info, record_opr_changes): Change calls to
20285 new signature or to record_last_reg_set_info_regno.
20287 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
20289 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
20291 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
20293 PR rtl-optimization/34773
20294 * reg-notes.def (EQUAL): Mention significance of combination of
20295 REG_EQUAL and REG_RETVAL.
20296 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
20297 insn that has a REG_RETVAL.
20299 2008-02-01 Roger Sayle <roger@eyesopen.com>
20302 * configure.ac (--enable-fixed-point): Disable unless explicitly
20304 * configure: Regenerate.
20306 2008-02-01 Richard Guenther <rguenther@suse.de>
20309 * invoke.texi (-finline-limit): Remove no longer true parts
20310 of the documentation. Note that there is no default value.
20312 2008-02-01 Andrew Pinski <pinskia@gmail.com>
20313 Mark Mitchell <mark@codesourcery.com>
20314 Ben Elliston <bje@au.ibm.com>
20317 * doc/extend.texi (Other Builtins): Document.
20319 2008-01-31 Tom Browder <tom.browder@gmail.com>
20321 * doc/c-tree.texi (Types): Fix grammar.
20322 (Expression trees): Ditto.
20323 * doc/passes.texi (Tree-SSA passes): Ditto.
20325 * doc/configterms.texi (Configure Terms): Fix typo.
20326 * doc/cpp.texi (Common Predefined Macros): Ditto.
20327 * doc/md.texi (Machine Constraints): Ditto.
20329 * doc/makefile.texi (Makefile): Add comma.
20331 2008-01-31 Tom Browder <tom.browder@gmail.com>
20332 Gerald Pfeifer <gerald@pfeifer.com>
20334 * doc/sourcebuild.texi (Front End): Remove references to CVS
20335 and CVSROOT/modules.
20336 (Texinfo Manuals): Replace reference to CVS by one to SVN.
20337 (Back End): Remove reference to CVS.
20339 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20342 * config/mips/mips.c (gen_load_const_gp): New function, taking a
20344 (mips16_gp_pseudo_reg): ...here.
20345 * config/mips/mips.md (load_const_gp): Replace with...
20346 (load_const_gp_<mode>): ...this :P-based insn.
20348 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20350 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
20351 options. Minor fixes.
20352 (-std): Move reference to standards closer to where language
20353 standards are first mentioned.
20355 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20357 PR rtl-optimization/34995
20358 * reload.c (alternative_allows_const_pool_ref): Take an rtx
20359 parameter and return a bool. If the rtx parameter is nonnull,
20360 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
20361 (find_reloads): Update call accordingly. Pass the new operand
20362 if it needed no address reloads, otherwise pass null.
20364 2008-01-30 Richard Henderson <rth@redhat.com>
20367 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
20368 for unbounded arrays.
20370 2008-01-30 Silvius Rus <rus@google.com>
20372 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
20374 2008-01-30 Jan Hubicka <jh@suse.cz>
20377 * i386.c (init_cumulative_args): Use real function declaration when
20380 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
20382 PR rtl-optimization/34998
20383 * global.c (build_insn_chain): Treat non-subreg_lowpart
20384 SUBREGs of pseudos as clobbering all the words covered by the
20385 SUBREG, not just all the bytes.
20386 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
20387 original df_ref rather than an extract parameter.
20388 (global_conflicts): Update call accordingly.
20390 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
20392 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
20393 the overflow check to make it easier to read.
20394 (__fixtfdi): Change the type of the ll member in union
20395 long_double to UDItype_x.
20397 2008-01-30 Jakub Jelinek <jakub@redhat.com>
20399 PR middle-end/34969
20400 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
20401 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
20402 * tree-inline.c (fold_marked_statements): Call
20403 cgraph_update_edges_for_call_stmt if folding a call statement.
20404 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
20405 debug_generic_stmt calls, reset it back afterwards.
20408 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
20410 * c-typeck.c (build_external_ref): Don't pedwarn about
20411 static vars in current function's scope.
20413 2008-01-29 Joseph Myers <joseph@codesourcery.com>
20415 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
20417 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
20420 * ipa-struct-reorg.c: Fix spelling.
20421 * params.def: Ditto.
20423 2008-01-29 Richard Guenther <rguenther@suse.de>
20425 PR middle-end/35006
20426 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
20428 * tree-inline.c (remap_type): Increment remapping_type_depth
20429 around remapping types.
20430 (copy_body_r): Only add referenced variables if they are referenced
20431 from code, not types.
20433 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
20444 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
20445 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
20447 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
20450 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
20451 pointer for tiny stack.
20453 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
20455 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
20457 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
20459 * config/vx-common.h: Fix typo in comment.
20461 2008-01-28 Ian Lance Taylor <iant@google.com>
20465 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
20466 coalesce pointers if they have different DECL_NO_TBAA_P values.
20467 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
20468 between variables with different DECL_NO_TBAA_P values.
20470 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
20473 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
20474 are not legitimate small data references on SPE targets.
20476 2008-01-28 David Daney <ddaney@avtrex.com>
20478 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
20480 2008-01-28 David Daney <ddaney@avtrex.com>
20482 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
20484 2008-01-27 Joseph Myers <joseph@codesourcery.com>
20486 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
20487 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
20488 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
20489 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
20490 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
20491 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
20492 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
20493 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
20495 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20497 * basic-block.h (condjump_equiv_p): Fix comment.
20499 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20501 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
20502 print_generic_stmt_indented): Fix comment.
20504 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20506 * configure.ac (__stack_chk_fail): Add detecion for availability
20507 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
20508 * configure: Regenerate.
20510 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
20512 PR middle-end/34688
20513 * final.c (output_addr_const): Handle TRUNCATE.
20515 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
20518 * tree-ssa-loop-ivopts.c (comp_cost): New type.
20519 (zero_cost, infinite_cost): New constants.
20520 (struct cost_pair): Change type of cost to comp_cost.
20521 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
20522 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
20524 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
20525 split_address_cost, ptr_difference_cost, difference_cost,
20526 get_computation_cost_at, get_computation_cost,
20527 determine_use_iv_cost_generic, determine_use_iv_cost_address,
20528 determine_use_iv_cost_condition, determine_use_iv_costs,
20529 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
20530 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
20531 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
20532 Change type of cost to comp_cost.
20533 (determine_iv_cost): Increase cost of non-original ivs, instead
20534 of decreasing the cost of original ones.
20535 (get_address_cost): Indicate the complexity of the addressing mode
20537 (try_add_cand_for): Prefer using ivs not specific to some object.
20538 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
20540 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
20541 Janis Johnson <janis187@us.ibm.com>
20544 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
20545 (TARGET_INSTANTIATE_DECLS): Likewise.
20546 * target.h (expand_to_rtl_hook): New target hook.
20547 (instantiate_decls): Likewise.
20548 * function.c (instantiate_decl): Make non-static. Rename to...
20549 (instantiate_decl_rtl): ... this.
20550 (instantiate_expr): Use instantiate_decl_rtl.
20551 (instantiate_decls_1): Likewise.
20552 (instantiate_decls): Likewise.
20553 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
20554 * function.h (instantiate_decl_rtl): Add prototype.
20555 * cfgexpand.c (target.h): New include.
20556 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
20557 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
20558 (TARGET_INSTANTIATE_DECLS): Likewise.
20559 (TARGET_INITIALIZER): New target hooks added.
20560 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
20562 * config/rs6000/rs6000.c (tree-flow.h): New include.
20563 (machine_function): Add sdmode_stack_slot field.
20564 (rs6000_alloc_sdmode_stack_slot): New function.
20565 (rs6000_instantiate_decls): Likewise.
20566 (rs6000_secondary_memory_needed_rtx): Likewise.
20567 (rs6000_check_sdmode): Likewise.
20568 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
20569 (TARGET_INSTANTIATE_DECLS): Likewise.
20570 (rs6000_hard_regno_mode_ok): Allow SDmode.
20571 (num_insns_constant): Likewise. Handle _Decimal32 constants.
20572 (rs6000_emit_move): Handle SDmode.
20573 (function_arg_advance): Likewise.
20574 (function_arg): Likewise.
20575 (rs6000_gimplify_va_arg): Likewise. Add special handling of
20576 SDmode var args for 32-bit compiles.
20577 (rs6000_secondary_reload_class): Handle SDmode.
20578 (rs6000_output_function_epilogue): Likewise.
20579 (rs6000_function_value): Simplify if statement.
20580 (rs6000_libcall_value): Likewise.
20581 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
20582 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
20583 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
20584 (movsd_hardfloat): New define_insn.
20585 (movsd_softfloat): Likewise.
20586 (movsd_store): Likewise.
20587 (movsd_load): Likewise.
20588 (extendsddd2): Likewise.
20589 (extendsdtd2): Likewise.
20590 (truncddsd2): Likewise.
20591 (movdd_hardfloat64): Fixup comment.
20592 (UNSPEC_MOVSD_LOAD): New constant.
20593 (UNSPEC_MOVSD_STORE): Likewise.
20595 2008-01-26 Jakub Jelinek <jakub@redhat.com>
20598 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
20600 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
20601 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
20602 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
20603 and TRUTH_XOR_EXPR.
20605 2008-01-26 David Edelsohn <edelsohn@gnu.org>
20608 * config.gcc: Separate AIX 5.3 from AIX 6.1.
20609 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20610 __LONGDOUBLE128 too.
20611 * config/rs6000/aix61.h: New file.
20613 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
20615 PR rtl-optimization/34959
20616 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
20617 popcount and parity rtxes the same mode as their operand.
20618 Truncate or extend the result to the return value's mode
20621 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
20624 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
20625 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
20626 to GOT_VERSION_REGNUM.
20627 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
20628 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
20629 * config/mips/mips.c (mips_emit_call_insn): New function.
20630 (mips_call_tls_get_addr): Call mips_expand_call directly.
20631 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
20633 (mips16_build_call_stub): Likewise. Return the call insn or null.
20634 (mips_expand_call): Update the call to mips16_build_call_stub
20635 accordingly and a remove redundant condition. Assert that MIPS16
20636 stubs do not use lazy binding. Use mips_emit_call_insn and return
20638 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
20640 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
20641 (mips_avoid_hazard): Remove hazard_set handling.
20642 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
20643 (UNSPEC_RESTORE_GP): ...this.
20644 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
20645 (FAKE_CALL_REGNO): Rename to...
20646 (GOT_VERSION_REGNUM): ...this.
20647 (type): Add "ghost" value. Add an associated insn reservation.
20648 (hazard_set): Remove.
20649 (exception_receiver): Rename to...
20650 (restore_gp): ...this and update the unspec identifier accordingly.
20651 (exception_receiver, nonlocal_got_receiver): New expanders.
20652 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
20653 FAKE_CALL_REGNO. Remove hazard_set attribute.
20654 (set_got_version, update_got_version): New patterns.
20656 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
20659 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
20661 2008-01-25 Joseph Myers <joseph@codesourcery.com>
20664 * doc/install.texi2html: Generate gcc-vers.texi.
20666 2008-01-25 DJ Delorie <dj@redhat.com>
20668 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
20670 2008-01-25 Joseph Myers <joseph@codesourcery.com>
20672 * config/c4x: Remove directory.
20673 * config.gcc (crx-*, mt-*): Mark obsolete.
20674 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
20675 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
20676 sh-*-rtemscoff*): Remove cases.
20677 * defaults.h (C4X_FLOAT_FORMAT): Remove.
20678 * real.c (encode_c4x_single, decode_c4x_single,
20679 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
20680 c4x_extended_format): Remove.
20681 * real.h (c4x_single_format, c4x_extended_format): Remove.
20682 * doc/extend.texi (interrupt, naked): Remove mention of attributes
20684 (Pragmas): Remove comment about c4x pragmas.
20685 * doc/install.texi (c4x): Remove target-specific instructions.
20686 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
20687 * doc/md.texi (Machine Constraints): Remove C4x documentation.
20688 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
20689 refer to C4x source files as examples.
20690 (C4X_FLOAT_FORMAT): Remove documentation.
20692 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
20694 * config/bfin/bfin.c (override_options): Reorder tests so that
20695 flag_pic gets enabled for -msep-data.
20697 2008-01-25 Richard Guenther <rguenther@suse.de>
20699 PR middle-end/32244
20700 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
20701 to its bitfield precision if required.
20703 2008-01-25 Jakub Jelinek <jakub@redhat.com>
20705 PR middle-end/33880
20706 * tree-nested.c (walk_omp_for): New function.
20707 (convert_nonlocal_reference, convert_local_reference): Call
20708 walk_omp_for on OMP_FOR.
20709 (convert_call_expr): Call walk_body on OMP_FOR's
20710 OMP_FOR_PRE_INIT_BODY.
20712 2008-01-25 Richard Guenther <rguenther@suse.de>
20714 PR tree-optimization/34966
20715 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
20716 default defs and PHI_NODEs we have to insert after the
20717 defining statement.
20719 2008-01-24 Nick Clifton <nickc@redhat.com>
20721 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
20722 Provide a default definition.
20723 (LIBGCC2_UNITS_PER_WORD): Likewise.
20725 * config/stormy16/stormy16.c: Include df.h for the prototype
20726 for df_regs_ever_live_p.
20727 (xstormy16_expand_builtin_va_start): Convert the stack offset
20728 into a component_ref and then use POINTER_PLUS_EXPR to add it
20729 to the incoming_virtual_args_rtx.
20730 (xstormy16_gimplify_va_arg_expr): Rename to
20731 xstormy16_gimplify_va_arg_expr.
20732 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
20733 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
20734 xstormy16_gimplify_va_arg_expr.
20735 Fix up some formatting issues.
20737 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
20738 Move to predicates.md.
20739 (xs_hi_general_operand): Likewise.
20740 (xs_hi_nonmemory_operand): Likewise.
20741 * config/stormy16/predicates.md:
20742 (xstormy16_carry_plus_operand): New predicate.
20743 (xs_hi_general_operand): New predicate.
20744 (xs_hi_nonmemory_operand): New predicate.
20745 * config/stormy16/stormy16-protos.h:
20746 (xstormy16_carry_plus_operand): Delete prototype.
20747 (xs_hi_general_operand): Likewise.
20748 (xs_hi_nonmemory_operand): Likewise.
20750 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
20751 modifiers as they are no longer needed and they can trigger
20752 reload spill failures.
20754 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
20755 with a match_operand in order to help reload.
20757 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
20758 constraint with 'e' for the 8th alternative as this version of
20759 the mov.w instruction only accepts the lower 8 registers.
20761 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
20764 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
20765 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
20768 2008-01-25 Jakub Jelinek <jakub@redhat.com>
20770 PR middle-end/33333
20771 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
20773 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
20775 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
20777 (remove_structure): Update allocations list before removing structure.
20779 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
20781 * ipa-struct-reorg.c (is_safe_cond_expr,
20782 create_new_stmts_for_cond_expr): Use integer_zerop function,
20783 that recognize not only zero-pointer, but zero-integer too.
20785 2008-01-25 Ben Elliston <bje@au.ibm.com>
20788 * fixproto: Escape "." in sed expression that strips leading "./".
20790 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
20793 * gcc.c (SWITCH_OK): Removed.
20794 (SWITCH_LIVE): Changed to bit.
20795 (SWITCH_FALSE): Likewise.
20796 (SWITCH_IGNORE): Likewise.
20797 (switchstr): Change live_cond to unsigned int.
20798 (process_command): Replace SWITCH_OK with 0.
20799 (do_self_spec): Likewise.
20800 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
20801 (give_switch): Likewise.
20802 (used_arg): Likewise.
20803 (do_spec_1): Set the SWITCH_IGNORE bit.
20804 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
20805 bits. Set the SWITCH_LIVE bit.
20807 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20809 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
20811 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
20813 PR tree-optimization/34472
20814 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
20815 parameter to a "bool *" and set *DATA to false if there is
20816 an unsafe access. Do not delete the structure here.
20817 (check_cond_exprs): Delete it here instead.
20818 (check_cond_exprs, exclude_cold_structs): Do not increase
20819 I when removing a structure.
20821 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
20824 * config/i386/i386.c (ix86_expand_vector_init): Consider only
20825 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
20827 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
20829 PR middle-end/34934
20830 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
20831 a fixed vector for stack.
20833 2008-01-24 Ben Elliston <bje@au.ibm.com>
20836 * doc/gcc.texi (Software development): Add a direntry for g++.
20838 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
20840 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
20841 stale and straggling -fforce-addr comments above.
20843 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
20845 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
20846 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
20848 2008-01-23 Michael Matz <matz@suse.de>
20851 * dwarf2out.c (force_type_die): Use modified_type_die instead of
20854 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
20856 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
20857 malloc result type.
20859 2008-01-23 Anatoly Sokolov <aesok@post.ru>
20861 * config/avr/avr.c (avr_current_arch): New variable.
20862 (avr_arch_types): Add 'avr31' and 'avr51' entries.
20863 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
20864 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
20865 (avr_override_options): Init 'avr_current_arch'.
20866 (base_arch_s): Move from here...
20867 * config/avr/avr.h (base_arch_s): ... here. Add new members
20868 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
20869 'mega' to 'have_jmp_call'.
20870 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
20871 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
20873 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
20875 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
20876 MULTILIB_MATCHES): Ditto.
20878 2008-01-23 Richard Guenther <rguenther@suse.de>
20880 PR middle-end/31529
20881 * cgraphunit.c (cgraph_reset_node): Always mark the node
20882 not reachable if it is not queued already.
20884 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
20886 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
20887 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
20888 (cputype_selected): New static variable.
20889 (bfin_handle_option): Set it if -mcpu is used.
20890 (override_option): Select default set of workarounds if no cpu type
20891 selected on the command line.
20892 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
20894 From Michael Frysinger <michael.frysinger@analog.com>
20895 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
20896 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
20898 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
20899 for bf547, bf523, bf524, and bf526.
20900 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
20902 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
20903 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
20904 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
20905 __ADSPBF547__ and __ADSPBF54x__ for bf547.
20906 * doc/invoke.texi (Blackfin Options): Document that
20907 -mcpu now accept bf547, bf523, bf524, and bf526.
20909 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
20911 PR rtl-optimization/34628
20912 * combine.c (try_combine): Stop and undo after the first combination
20913 if an autoincrement side-effect on the first insn has effectively
20916 2008-01-22 David Edelsohn <edelsohn@gnu.org>
20919 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
20920 Offset addresses are not valid for Altivec or paired float modes.
20922 2008-01-22 Jakub Jelinek <jakub@redhat.com>
20925 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
20926 if DECL_INITIAL (decl) is error_mark_node.
20929 * c-common.c (handle_vector_size_attribute): Only allow
20930 integral, scalar float and fixed point types. Handle OFFSET_TYPE
20931 the same way as pointer, array etc. types.
20932 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
20935 * tree.c (build_type_attribute_qual_variant): Call
20936 build_qualified_type if attributes are equal, but quals are not.
20938 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20941 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
20942 * flags.h (warn_strict_aliasing): Remove.
20943 (warn_strict_overflow): Remove.
20944 * opts.c (warn_strict_aliasing): Remove.
20945 (warn_strict_overflow): Remove.
20946 * c-opts.c (c_common_handle_option): -Wall only sets
20947 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
20948 (c_common_post_options): Give default values to -Wstrict-aliasing
20949 and -Wstrict-overflow if they are uninitialized.
20950 * common.opt (Wstrict-aliasing): Specify Var and Init.
20951 (Wstrict-overflow): Likewise.
20953 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
20955 PR rtl-optimization/26854
20956 PR rtl-optimization/34400
20957 PR rtl-optimization/34884
20958 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
20960 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
20961 (df_rd_bb_info.expanded_lr_out): Deleted
20962 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
20963 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
20964 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
20965 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
20966 Removed code to allocate, initialize or free expanded_lr_out.
20967 (df_rd_bb_local_compute_process_def): Restructured to make more
20969 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
20970 sets if the sets are being trimmed.
20972 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
20975 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
20976 (as_vers): Likewise.
20977 * configure: Regenerated.
20979 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20981 PR middle-end/33092
20982 * tree-pass.h (pass_build_alias): New pass.
20983 * tree-ssa-alias.c (gate_build_alias): New.
20984 (pass_build_alias): New.
20985 * passes.c (init_optimization_passes): Add pass_build_alias after
20986 pass_create_structure_vars.
20988 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
20990 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
20991 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
20992 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
20993 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
20994 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
20995 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
20996 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
20997 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
20998 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
20999 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
21000 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
21001 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
21002 * config/s390/s390.md (FP_ALL): New mode iterator.
21003 (_d): New mode attribute.
21004 ("*signbit<mode>2>"): Changed mode of first operand.
21005 ("isinf<mode>2"): Changed mode of first operand.
21006 ("*TDC_insn"): Adaptation for DFP modes.
21008 2008-01-22 Ben Elliston <bje@au.ibm.com>
21010 * tree.c (check_qualified_type): Improve function description.
21012 2008-01-21 Jason Merrill <jason@redhat.com>
21015 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
21016 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
21019 2008-01-21 DJ Delorie <dj@redhat.com>
21021 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
21024 2008-01-21 Richard Guenther <rguenther@suse.de>
21026 PR middle-end/34856
21027 * tree-cfg.c (verify_expr): Allow all invariant expressions
21028 instead of just constant class ones as reference argument.
21029 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
21030 like any other constant.
21031 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
21033 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
21035 * regmove.c (fixup_match_1): Update call crossed frequencies.
21037 2008-01-21 Richard Guenther <rguenther@suse.de>
21040 * tree-inline.c (setup_one_parameter): Deal with mismatched
21041 types using a VIEW_CONVERT_EXPR.
21043 2008-01-21 Alon Dayan <alond@il.ibm.com>
21044 Olga Golovanevsky <olga@il.ibm.com>
21046 PR tree-optimization/34701
21047 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
21048 when the structure size is not a power of 2.
21050 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
21052 * doc/install.texi: Add doc for --enable-checking=df.
21054 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
21056 PR rtl-optimization/34808
21057 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
21059 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21061 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
21064 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
21066 PR rtl-optimization/26854
21067 PR rtl-optimization/34400
21068 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
21070 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
21071 (df_rd_bb_info.expanded_lr_out): New.
21072 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
21073 * loop_iv.c (iv_analysis_loop_init): Ditto.
21074 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21075 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21076 Added code to allocate, initialize or free expanded_lr_out.
21077 (df_rd_bb_local_compute_process_def): Restructured to make
21078 more understandable.
21079 (df_rd_confluence_n): Add code to do nothing with fake edges and
21080 code to no apply invalidate_by_call sets if the sets are being trimmed.
21081 (df_lr_local_finalize): Renamed to df_lr_finalize.
21082 (df_live_local_finalize): Renamed to df_live_finalize.
21084 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21087 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
21088 deciding whether to use reciprocal instructions.
21090 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
21092 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
21093 dwarf2out_note_section_used if cold_text_section is NULL.
21095 2008-01-19 Jakub Jelinek <jakub@redhat.com>
21097 PR gcov-profile/34610
21098 * tree-cfg.c (make_edges): Mark both outgoing edges from
21099 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
21100 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
21101 from OMP_FOR and OMP_CONTINUE outgoing edges.
21103 * tree-profile.c (tree_profiling): Return early if
21104 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
21106 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
21107 from cfun to child_cfun.
21108 * function.h (struct function): Add after_tree_profile bit.
21110 2008-01-19 Anatoly Sokolov <aesok@post.ru>
21112 * config/avr/avr.S (_exit): Disable interrupt.
21114 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
21115 Steven Bosscher <stevenb.gcc@gmail.com>
21117 PR rtl-optimization/26854
21118 PR rtl-optimization/34400
21119 * df-problems.c (df_live_scratch): New scratch bitmap.
21120 (df_live_alloc): Allocate df_live_scratch when doing df_live.
21121 (df_live_reset): Clear the proper bitmaps.
21122 (df_live_bb_local_compute): Only process the artificial defs once
21123 since the order is not important.
21124 (df_live_init): Init the df_live sets only with the variables
21125 found live by df_lr.
21126 (df_live_transfer_function): Use the df_lr sets to prune the
21127 df_live sets as they are being computed.
21128 (df_live_free): Free df_live_scratch.
21130 2008-01-18 Ian Lance Taylor <iant@google.com>
21132 * common.opt: Add fmerge-debug-strings.
21133 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
21134 flag_merge_debug_strings rather than flag_merge_constants.
21135 * doc/invoke.texi (Option Summary): Mention
21136 -fmerge-debug-strings.
21137 (Debugging Options): Document -fmerge-debug-strings.
21139 2008-01-18 Ian Lance Taylor <iant@google.com>
21142 * tree.h (DECL_IS_OPERATOR_NEW): Define.
21143 (struct tree_function_decl): Add new field operator_new_flag.
21144 * tree-inline.c (expand_call_inline): When inlining a call to
21145 operator new, force the return value to go into a variable, and
21146 set DECL_NO_TBAA_P on that variable.
21147 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
21149 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
21152 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
21153 DWARF2_DEBUGGING_INFO.
21154 (dwarf2out_note_section_used): Ditto. Add prototype.
21155 (have_multiple_function_sections, text_section_used,
21156 cold_text_section_used, *cold_text_sections): Move declarations
21159 2008-01-17 Bob Wilson <bob.wilson@acm.org>
21161 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
21162 field and add signal_ra.
21163 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
21164 assignments to frame state pc. Move end of stack check after
21165 MD_FALLBACK_FRAME_STATE_FOR.
21166 (uw_update_context_1): Use frame state signal_regs if set, instead
21167 of checking signal_frame flag.
21168 (uw_update_context): Use frame state signal_ra if set.
21169 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
21170 * config/xtensa/linux-unwind.h: New file.
21172 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
21174 * modulo-sched.c (get_sched_window): Fix comment typo.
21176 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
21178 PR tree-optimization/34648
21179 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
21181 2008-01-17 Anatoly Sokolov <aesok@post.ru>
21183 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
21184 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
21186 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
21188 PR rtl-optimization/34400
21189 * df-core.c (df_worklist_dataflow_overeager,
21190 df_worklist_dataflow_doublequeue): New functions.
21191 (df_worklist_dataflow): Two different worklist solvers.
21192 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
21195 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21198 * doc/invoke.texi: Document the dependence on pthread for fopenmp
21199 and ftree-parallelize-loops.
21201 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
21203 PR rtl-optimization/34826
21204 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
21206 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
21208 * global.c (find_reg): Mark the eh regs as used if necessary.
21209 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
21210 * ra.h (struct allocno): no_eh_reg field added. Changed
21211 no_stack_reg type to bitfield.
21213 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
21215 * tree.c (substitute_in_expr): Add missing 'break'.
21217 2008-01-17 Richard Guenther <rguenther@suse.de>
21219 PR tree-optimization/34825
21220 * tree-ssa-math-opts.c (is_division_by): Do not recognize
21221 x / x as division to handle.
21223 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21225 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
21226 "-pthread" is specified.
21227 * pa-hpux11.h (LIB_SPEC): Likewise.
21229 2008-01-16 Janis Johnson <janis187@us.ibm.com>
21230 Peter Bergner <bergner@vnet.ibm.com>
21232 PR rtl-optimization/33796
21233 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
21235 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21237 PR libgfortran/34699
21238 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
21240 * pa-hpux10.h (LINK_SPEC): Likewise.
21241 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
21243 2008-01-16 Richard Guenther <rguenther@suse.de>
21245 PR middle-end/32628
21246 * fold-const.c (fold_convert_const_int_from_int): Do not
21247 set overflow if that occured only because of a sign extension
21248 change when converting from/to a sizetype with the same
21249 precision and signedness.
21251 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21254 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
21255 location address to the correct place. Update copyright year.
21257 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21259 * lambda-code.c (lambda_transform_legal_p): Handle the case of
21260 no dependences in the dependence_relations vector.
21262 2008-01-16 Jan Hubicka <jh@suse.cz>
21264 PR rtl-optimization/31396
21265 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
21266 * cfg.c (dump_reg_info): Print it.
21267 * regs.h (struct reg_info_t): add freq_calls_crossed.
21268 (REG_FREQ_CALLS_CROSSED): New macro.
21269 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
21270 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
21271 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
21272 regmove_optimize): Update call crossed frequencies.
21273 * local-alloc.c (struct qty): Add freq_calls_crossed.
21274 (alloc_qty): Copute freq_calls_crossed.
21275 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
21276 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
21277 * ra.h (struct allocno): Add freq_calls_crossed.
21279 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21281 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
21282 libgomp when compiling with ftree-parallelize-loops.
21283 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
21285 2008-01-16 Richard Guenther <rguenther@suse.de>
21287 PR tree-optimization/34769
21288 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
21289 * tree.c (int_cst_value): Instead make this function more
21290 permissive in what it accepts as valid input. Document this
21291 function always sign-extends the value.
21293 2008-01-16 Jakub Jelinek <jakub@redhat.com>
21294 Richard Guenther <rguenther@suse.de>
21297 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
21298 (gimple_fold_indirect_ref_rhs): ... this.
21299 (gimple_fold_indirect_ref): New function with foldings
21300 that preserve lvalueness.
21301 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
21302 * tree-flow.h (gimple_fold_indirect_ref): Declare.
21303 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
21304 to fold an INDIRECT_REF, fall back to the old use of
21305 fold_indirect_ref_1.
21307 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21309 * tree-data-ref.c (subscript_dependence_tester_1): Call
21310 free_conflict_function.
21311 (compute_self_dependence): Same.
21313 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21316 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
21317 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
21319 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
21320 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
21321 for DWARF2_UNWIND_INFO targets.
21323 2008-01-16 Richard Guenther <rguenther@suse.de>
21326 * c-typeck.c (common_pointer_type): Do not merge inconsistent
21327 type qualifiers for function types.
21329 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
21331 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
21332 loop_iterator li from previous commit.
21334 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
21336 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
21338 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21340 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
21341 (parallelize_loops): Don't parallelize irreducible components.
21343 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21346 * c-opts (c_common_post_options): Do not enable CPP
21347 flag_pedantic_errors by default.
21349 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
21351 PR rtl-optimization/31944
21352 * cse.c (remove_pseudo_from_table): New function.
21353 (merge_equiv_classes): Use above function to remove pseudo-registers.
21354 (invalidate): Likewise.
21356 2008-01-13 Richard Guenther <rguenther@suse.de>
21358 PR middle-end/34601
21359 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
21360 instead of TYPE_MODE to deal with calls from expand_one_error_var.
21362 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
21364 * gcse.c (cprop_jump): Call validate_unshare_change instead of
21365 validate_change to unshare the source of the PC set.
21367 2008-01-12 Jan Hubicka <jh@suse.cz>
21369 PR middle-end/32135
21370 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
21371 references above array bounds. This might trigger bounds checks for
21372 pointers to arrays.
21374 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21376 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
21377 new_replaceable_dependencies.
21379 2008-01-12 Doug Kwan <dougkwan@google.com>
21381 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
21382 instead of OPT_Wreturn_type in warning due to ignored return type
21384 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
21385 options included in -Wextra.
21386 * c.opt: New option -Wignored_qualifiers.
21387 * doc/invoke.texi (Warning Options, -Wextra): Add new option
21388 -Wignore_qualifiers.
21389 (-Wignored-qualifiers): Document.
21390 (-Wreturn-type): Remove description of functionality now handled
21391 by -Wignored-qualifiers.
21393 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
21396 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
21397 NOP_EXPR if it is between integral types with the same precision.
21399 2008-01-12 Jan Hubicka <jh@suse.cz>
21402 * invoke.texi (max-inline-recursive-depth): Fix default value.
21404 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
21406 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
21409 2008-01-11 Bob Wilson <bob.wilson@acm.org>
21411 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
21413 2008-01-11 James E. Wilson <wilson@specifix.com>
21416 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
21418 2008-01-11 Anatoly Sokolov <aesok@post.ru>
21420 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
21421 save/restore frame pointer register and don't use 'call-prologues'
21422 optimization in function with "OS_task" attribute.
21424 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
21426 PR middle-end/31309
21427 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
21428 when copying to memory.
21430 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
21432 PR rtl-optimization/30905
21433 * cfgcleanup.c: Include dce.h
21434 (crossjumps_occured): New global variable.
21435 (try_crossjump_bb): Exit loop after finding a fallthru edge.
21436 If something changed, set crossjumps_occured to true.
21437 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
21438 Don't add/remove fake edges to exit here...
21439 (cleanup_cfg): ...but do it here, when crossjumping.
21440 Run a fast DCE when successful crossjumps occured in the latest
21441 iteration of try_optimize_cfg.
21443 2008-01-11 Richard Guenther <rguenther@suse.de>
21445 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
21446 (struct vn_unary_op_s): Likewise.
21447 (vn_reference_insert): Free old reference on hash collision.
21449 2008-01-10 Raksit Ashok <raksit@google.com>
21451 PR rtl-optimization/27971
21452 * combine.c (find_split_point): Split PLUS expressions which are
21453 inside a MEM rtx, and whose first operand is complex.
21455 2008-01-10 DJ Delorie <dj@redhat.com>
21457 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
21458 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
21459 (m32c_hard_regno_ok): Call the underlying function.
21461 2008-01-10 Richard Guenther <rguenther@suse.de>
21463 PR middle-end/34683
21464 * tree-cfg.c (tree_merge_blocks): Do not go through the
21465 full-blown folding and stmt updating path if we just deal
21466 with virtual operands.
21467 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
21468 test for abnormal SSA_NAMEs.
21470 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
21472 PR middle-end/34641
21473 * reload.c (push_reload): Add assertions. All constants from
21474 reg_equiv_constant should have been used for replacing the respective
21476 (find_reloads_address): Invoke find_reloads_address_part for
21477 constant taken from the reg_equiv_constant array.
21479 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
21481 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
21482 field (valnum) the first in the struct. Replace bools with
21485 2008-01-10 Richard Guenther <rguenther@suse.de>
21487 PR tree-optimization/34651
21488 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
21489 types and ordering for masking and converting.
21491 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
21493 PR tree-optimization/34017
21494 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
21495 also for PHI_NODE expressions.
21497 2008-01-09 Jan Hubicka <jh@suse.cz>
21499 PR tree-optimization/34708
21500 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
21501 based on number of case labels.
21502 (init_inline_once): Remove switch_cost.
21503 * tree-inline.h (eni_weights_d): Remove switch_cost.
21505 2008-01-09 Richard Guenther <rguenther@suse.de>
21506 Andrew Pinski <andrew_pinski@playstation.sony.com>
21508 PR middle-end/30132
21509 * gimplify.c (gimplify_cond_expr): Do not create an addressable
21510 temporary if an rvalue is ok or an lvalue is not required.
21512 2008-01-09 Richard Guenther <rguenther@suse.de>
21514 PR middle-end/34458
21515 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
21516 adjust return type.
21518 2008-01-09 Richard Guenther <rguenther@suse.de>
21520 PR middle-end/34679
21521 * tree.c (host_integerp): Check for sizetype only if the
21522 type is an integer type.
21524 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
21527 * opts.c (decode_options): Disable inlining of functions called
21528 once if not in unit-at-a-time mode.
21530 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
21532 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
21534 2008-01-08 Richard Guenther <rguenther@suse.de>
21536 PR middle-end/31863
21537 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
21538 out early if the result will be unused.
21540 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
21545 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21546 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
21549 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
21551 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
21552 for vectorization tuned.
21554 2008-01-08 Richard Guenther <rguenther@suse.de>
21556 PR tree-optimization/34683
21557 * tree-ssa-operands.c (operand_build_cmp): Export.
21558 * tree-ssa-operands.h (operand_build_cmp): Declare.
21559 * tree-vn.c (vuses_compare): Remove.
21560 (sort_vuses): Use operand_build_cmp.
21561 (sort_vuses_heap): Likewise.
21562 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
21563 to re-use old VEC if available. Do not sort already sorted VUSEs.
21564 (vdefs_to_vec): Do not sort already sorted VDEFs.
21566 2008-01-08 Jakub Jelinek <jakub@redhat.com>
21568 PR middle-end/34694
21569 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
21571 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
21574 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
21575 limitations of reciprocal sequences on x86 targets.
21577 2008-01-08 Richard Guenther <rguenther@suse.de>
21579 PR tree-optimization/34683
21580 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
21582 2008-01-07 Jakub Jelinek <jakub@redhat.com>
21585 * config/darwin.c (darwin_mergeable_string_section): Don't use
21586 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
21588 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
21591 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
21592 negxf2. Macroize expander using X87MODEF mode iterator. Change
21593 predicates of op0 and op1 to register_operand.
21594 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
21595 expander using X87MODEF mode iterator. Change predicates of
21596 op0 and op1 to register_operand.
21597 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
21598 corresponding patterns and macroize using MODEF macro. Change
21599 predicates of op0 and op1 to register_operand and remove
21600 "m" constraint. Disparage "r" alternative with "!".
21601 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
21602 macroize using X87MODEF macro. Change predicates of op0 and op1
21603 to register_operand and remove "m" constraint. Disparage "r"
21604 alternative with "!".
21605 (absneg splitter with memory operands): Remove.
21606 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
21607 patterns and macroize using X87MODEF mode iterator.
21608 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
21609 Change predicate of op1 to register_operand.
21610 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
21611 for memory operands.
21613 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
21615 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
21617 2008-01-07 Richard Guenther <rguenther@suse.de>
21619 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
21622 2008-01-07 Richard Guenther <rguenther@suse.de>
21624 PR tree-optimization/34683
21625 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
21626 VOPs of the needed size to save memory. Use VEC_quick_push
21627 to save compile-time.
21628 (vdefs_to_vec): Likewise.
21630 2008-01-07 Sa Liu <saliu@de.ibm.com>
21632 * config/spu/spu.md (divdf3): Genetate inline code for double
21633 division. The implementation doesn't handle INF or NAN, therefore it
21634 only applies when -ffinite-math-only is given.
21636 2008-01-06 Paolo Carlini <pcarlini@suse.de>
21639 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
21640 * doc/cpp.texi ([Common Predefined Macros]): Document.
21642 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
21644 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
21645 order to use commutative addition instead of subtraction.
21647 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
21648 Mircea Namolaru <namolaru@il.ibm.com>
21649 Vladimir Yanovsky <yanov@il.ibm.com>
21650 Revital Eres <eres@il.ibm.com>
21652 PR tree-optimization/34263
21653 * tree-outof-ssa.c (process_single_block_loop_latch,
21654 contains_tree_r): New functions.
21655 (analyze_edges_for_bb): Call process_single_block_loop_latch
21656 function to empty single-basic-block latch block if possible.
21658 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21660 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
21662 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
21664 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
21666 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
21668 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
21670 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
21672 2008-01-05 Jakub Jelinek <jakub@redhat.com>
21674 PR tree-optimization/34618
21675 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
21678 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21681 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
21682 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
21683 Update copyright year.
21685 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
21686 Update copyright year.
21687 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
21690 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
21692 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
21693 edge does not point to current bb before changing need_assert.
21695 2008-01-04 Richard Guenther <rguenther@suse.de>
21697 PR middle-end/34029
21698 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
21699 for verifying purposes if they are is_gimple_min_invariant.
21701 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
21703 PR tree-optimization/34448
21704 PR tree-optimization/34465
21705 * gimplify.c (gimplify_init_constructor): Add new parameter
21706 notify_temp_creation. Use it.
21707 (gimplify_modify_expr_rhs): Take volatiles into account when
21708 optimizing constructors.
21709 Do not optimize constructors if gimplify_init_constructor will dump to
21711 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
21712 * gcc.c-torture/compile/pr34448.c: New.
21714 2008-01-04 Jakub Jelinek <jakub@redhat.com>
21716 PR gcov-profile/34609
21717 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
21718 return_slot if result is TREE_ADDRESSABLE.
21720 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
21722 * config/mips/mips.md (sqrt_condition): Tweak comment.
21723 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
21725 2008-01-03 Tom Tromey <tromey@redhat.com>
21728 * c-common.c (c_type_hash): Handle VLAs.
21730 2008-01-03 Jan Hubicka <jh@suse.cz>
21732 PR tree-optimization/31081
21733 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
21734 0 when inlining and not inlining to first basic block.
21735 (remap_decl): When var is initialized to 0, don't set default_def.
21736 (expand_call_inline): Set entry_bb.
21737 * tree-inline.h (copy_body_data): Add entry_bb.
21739 2008-01-03 Jakub Jelinek <jakub@redhat.com>
21742 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
21745 PR tree-optimization/29484
21746 * tree-inline.c (inline_forbidden_p_2): New function.
21747 (inline_forbidden_p): Disallow inlining if some static var
21748 has an address of a local LABEL_DECL in its initializer.
21749 * doc/extend.texi (Labels as Values): Document &&foo behaviour
21752 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
21754 PR tree-optimization/34635
21755 * tree-data-ref.c (add_other_self_distances): Make sure that the
21756 evolution step is constant.
21758 2008-01-03 Jakub Jelinek <jakub@redhat.com>
21760 PR middle-end/34608
21761 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
21763 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
21765 * tree-sra.c (scalarize_init): Insert the generate_element_init
21766 statements after the generate_element_zero statements.
21768 2008-01-02 Richard Guenther <rguenther@suse.de>
21770 PR middle-end/34093
21771 PR middle-end/31976
21772 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
21773 for very large number of operands instead of ICEing.
21775 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
21778 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
21779 while stack probing.
21781 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
21783 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
21786 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
21788 PR libmudflap/26442
21789 * tree-mudflap.c (mx_register_decls): Guard warning by
21790 !DECL_ARTIFICIAL check.
21792 2008-01-01 Jakub Jelinek <jakub@redhat.com>
21794 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
21795 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
21796 sse5_perm<mode>): Fix constraints.