1 2008-09-02 Jan Hubicka <jh@suse.cz>
3 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and sdiv_pow2_cheap
5 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
7 * expr.c (emit_group_store): Don't assert stack temp mode size.
9 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
12 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
13 and -fno-toplevel-reorder after handle_options.
15 2008-09-02 Paul Brook <paul@codesourcery.com>
17 * config/arm/arm.c (arm_tune_cortex_a9): Define.
18 (arm_override_options): Set arm_tune_cortex_a9.
19 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
20 (arm_issue_rate): Handle cortexa9.
21 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
22 * config/arm/arm-cores.def: Add cortex-a9.
23 * config/arm/arm-tune.md: Regenerate.
24 * config/arm/arm.md: Include cortex-a9.md.
25 (generic_sched, generic_vfp): Add cortexa9.
26 * config/arm/cortex-a9.md: New file.
28 2008-09-02 Richard Guenther <rguenther@suse.de>
30 PR tree-optimization/37327
31 * tree-vrp.c (register_new_assert_for): Make sure to not have
32 TREE_OVERFLOW set on the bound.
34 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
36 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
38 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
39 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
42 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
44 * gcc/config/spu/spu.md (divdf3): Removed.
46 2008-09-02 Jakub Jelinek <jakub@redhat.com>
48 PR tree-optimization/37095
49 * cgraph.c (cgraph_node): When creating new cgraph node after
50 assembler_name_hash has been populated, record it in the hash
53 2008-09-01 Paul Brook <paul@codesourcery.com>
55 * doc/invoke.texi: Document -mword-relocations.
56 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
57 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
58 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
59 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
60 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
61 (arm_emit_movpair): New function.
62 (arm_print_operand <c>): Handle sybolic addresses.
63 * config/arm/arm.h (TARGET_USE_MOVT): Define.
64 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
65 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
66 * config/arm/arm.opt: Add -mword-relocations.
67 * config/arm/arm.md (movsi): Use arm_emit_movpair.
68 (arm_movt, arm_movw): New.
70 2008-09-01 Paul Brook <paul@codesourcery.com>
72 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
73 Allow Interworking on ARMv4 EABI based targets.
74 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
75 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
77 2008-09-01 Paul Brook <paul@codesourcery.com>
79 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
80 optimized LT0 test. Remove optimization for GT.
82 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
84 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
86 * pa-hpux11.h (LIB_SPEC): Likewise.
88 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS is
91 2008-09-01 Jan Hubicka <jh@suse.cz>
93 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
94 present, use only counts; when guessed use only frequencies.
95 (estimate_bb_frequencies): Use function_frequency.
96 * profile.c (compute_branch_probabilities): Exit early when
97 profile reading failed. Set profile_status.
98 (branch_prob): Do not set profile_status.
100 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
102 * tree.c (protected_set_expr_location): New.
103 * tree.h (protected_set_expr_location): New prototype.
104 * c-tree.h (build_array_ref): Add argument.
105 (parser_build_unary_op): Same.
106 * c-typeck.c (build_indirect_ref): Handle new location argument.
107 (build_array_ref): Same.
108 (parser_build_unary_op): Same.
109 * gimplify.c (gimplify_asm_expr): Set input_location before calling
111 * c-omp.c (c_finish_omp_atomic): Pass location when calling
113 * c-common.c (finish_label_address_expr): Handle new location
115 * c-common.h (build_indirect_ref): Add argument.
116 (finish_label_address_expr): Same.
117 * c-parser.c (c_parser_unary_expression): Pass location to build
119 (c_parser_postfix_expression): Same.
121 2008-09-01 Paul Brook <paul@codesourcery.com>
123 * config/arm/arm.md: Include cortex-r4f.md.
124 (attr fpu): Update type list.
125 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
126 fconstd, fcmps and fcmpd.
127 (attr tune_cortexr4): Define.
128 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
129 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
130 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
131 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
132 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn
134 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
135 cortex_a8_vfp_farith: Ditto.
136 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
137 * config/arm/cortex-r4.md: Use tune_cortexr4.
138 * config/arm/cortex-r4f.md: New file.
140 2008-09-01 Richard Guenther <rguenther@suse.de>
142 PR tree-optimization/37305
143 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
144 the result of constant conversions.
145 (fold_gimple_assign): Likewise.
147 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
149 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
150 #ifdef ENABLE_CHECKING.
152 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
154 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
155 * sched-int.h (print_insn, print_pattern, print_value): Declare also
156 when !INSN_SCHEDULING.
158 2008-09-01 Andreas Schwab <schwab@suse.de>
160 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
162 2008-09-01 Paul Brook <paul@codesourcery.com>
164 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
166 2008-09-01 Jan Hubicka <jh@suse.cz>
168 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
170 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P): Pass speed operand.
171 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
172 * gimplify.c (gimplify_init_constructor): Add speed operand.
173 * tree-sra.c (decide_block_copy): Likewise.
174 * tree-inline.c (estimate_move_cost): Likewise.
175 * config/alpha/alpha.h (MOVE_RATIO): Update.
176 * config/frv/frv.c (MOVE_RATIO): Update.
177 * config/spu/spu.h (MOVE_RATIO): Update.
178 * config/sparc/sparc.h (MOVE_RATIO): Update.
179 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
180 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
181 * config/cris/cris.h (MOVE_RATIO): Update.
182 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
183 * config/arm/arm.h (MOVE_RATIO): Update.
184 * config/pa/pa.md: Update uses of MOVE_RATIO
185 * config/pa/pa.h (MOVE_RATIO): Update.
186 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES, CLEAR_RATIO, SET_RATIO): Update.
187 * config/h8300/h8300.h (MOVE_RATIO): Update.
188 * config/v850/v850.h (MOVE_RATIO): Update.
189 * config/bfin/bfin.h (MOVE_RATIO): Update.
191 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
192 Dmitry Melnik <dm@ispras.ru>
193 Dmitry Zhurikhin <zhur@ispras.ru>
194 Alexander Monakov <amonakov@ispras.ru>
195 Maxim Kuvyrkov <maxim@codesourcery.com>
197 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
198 sel-sched-dump.c, sel-sched-ir.c: New files.
199 * Makefile.in (OBJS-common): Add selective scheduling object
201 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
202 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
203 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
204 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
205 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
206 (make_forwarder_block): Update loop latch if we have redirected
208 * cfgloop.c (get_loop_body_in_custom_order): New function.
209 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
210 (CP_FALLTHRU_PREHEADERS): Likewise.
211 (get_loop_body_in_custom_order): Declare.
212 * cfgloopmanip.c (has_preds_from_loop): New.
213 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
214 Assert that the preheader edge will be fall thru when it is set.
215 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
216 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
217 fsel-sched-substitution, fselective-scheduling): New flags.
218 * cse.c (hash_rtx_cb): New.
220 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
221 sel_sched_insn_cnt): New counters.
222 * final.c (compute_alignments): Export. Free dominance info after loop_optimizer_finalize.
223 * genattr.c (main): Output maximal_insn_latency prototype.
224 * genautomata.c (output_default_latencies): New. Factor its code from ...
225 (output_internal_insn_latency_func): ... here.
226 (output_internal_maximal_insn_latency_func): New.
227 (output_maximal_insn_latency_func): New.
228 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
229 (struct hard_reg_set_iterator): New.
230 (hard_reg_set_iter_init, hard_reg_set_iter_set,
231 hard_reg_set_iter_next): New functions.
232 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
233 * lists.c (remove_free_INSN_LIST_node,
234 remove_free_EXPR_LIST_node): New functions.
235 * loop-init.c (loop_optimizer_init): When LOOPS_HAVE_FALLTHRU_PREHEADERS,
236 set CP_FALLTHRU_PREHEADERS when calling create_preheaders.
237 (loop_optimizer_finalize): Do not verify flow info after reload.
238 * recog.c (validate_replace_rtx_1): New parameter simplify.
239 Default it to true. Update all uses. Factor out simplifying
241 (simplify_while_replacing): ... this new function.
242 (validate_replace_rtx_part,
243 validate_replace_rtx_part_nosimplify): New.
244 * recog.h (validate_replace_rtx_part,
245 validate_replace_rtx_part_nosimplify): Declare.
246 * rtl.c (rtx_equal_p_cb): New.
247 (rtx_equal_p): Use it.
248 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
249 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
250 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
251 * vecprim.h: Add a vector type for unsigned int.
252 * haifa-sched.c: Include vecprim.h and cfgloop.h.
253 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
254 ready_try, cycle_issued_insns, spec_info): Make global.
255 (readyp): Initialize.
256 (dfa_lookahead): New global variable.
257 (old_max_uid, old_last_basic_block): Remove.
258 (h_i_d): Make it a vector.
259 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
261 (after_recovery, adding_bb_to_current_region_p):
262 New variables to handle correct insertion of the recovery code.
263 (struct ready_list): Move declaration to sched-int.h.
264 (rgn_n_insns): Removed.
265 (rtx_vec_t): Move to sched-int.h.
266 (find_insn_reg_weight): Remove.
267 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
268 (haifa_init_h_i_d, haifa_finish_h_i_d):
269 New functions to initialize / finalize haifa instruction data.
270 (extend_h_i_d, init_h_i_d): Rewrite.
271 (unlink_other_notes): Move logic to add_to_note_list. Handle
273 (ready_lastpos, ready_element, ready_sort, reemit_notes,
274 find_fallthru_edge): Make global, remove static prototypes.
275 (max_issue): Make global. Add privileged_n and state parameters. Use
277 (extend_global, extend_all): Removed.
278 (init_before_recovery): Add new param. Fix the handling of the case
279 when we insert a recovery code before the EXIT which has a predecessor
280 with a fallthrough edge to it.
281 (create_recovery_block): Make global. Rename to
282 sched_create_recovery_block. Update.
283 (change_pattern): Rename to sched_change_pattern. Make global.
284 (speculate_insn): Rename to sched_speculate_insn. Make global.
285 Split haifa-specific functionality into ...
286 (haifa_change_pattern): New static function.
287 (sched_extend_bb): New static function.
288 (sched_init_bbs): New function.
289 (current_sched_info): Change type to struct haifa_sched_info.
290 (insn_cost): Adjust for selective scheduling.
291 (dep_cost_1): New function. Move logic from ...
292 (dep_cost): ... here.
293 (dep_cost): Use dep_cost_1.
294 (contributes_to_priority_p): Use sched_deps_info instead of
296 (priority): Adjust to work with selective scheduling. Process the
297 corner case when all dependencies don't contribute to priority.
298 (rank_for_schedule): Use ds_weak instead of dep_weak.
299 (advance_state): New function. Move logic from ...
300 (advance_one_cycle): ... here.
301 (add_to_note_list, concat_note_lists): New functions.
302 (rm_other_notes): Make static. Adjust for selective scheduling.
303 (remove_notes, restore_other_notes): New functions.
304 (move_insn): Add two arguments. Update assert. Don't call
306 (choose_ready): Remove lookahead variable, use dfa_lookahead.
307 Remove more_issue, max_points. Move the code to initialize
308 max_lookahead_tries to max_issue.
309 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
310 ready. Adjust use of move_insn. Call restore_other_notes.
312 (sched_init, sched_finish): Move Haifa-specific initialization/
314 (haifa_sched_init, haifa_sched_finish): ... respectively.
316 (setup_sched_dump): New function.
317 (haifa_init_only_bb): New static function.
318 (haifa_speculate_insn): New static function.
319 (try_ready): Use haifa_* instead of speculate_insn and
321 (extend_ready, extend_all): Remove.
322 (sched_extend_ready_list, sched_finish_ready_list): New functions.
323 (create_check_block_twin, add_to_speculative_block): Use
324 haifa_insns_init instead of extend_global. Update to use new
325 initialization functions. Change parameter. Factor out code from
326 create_check_block_twin to ...
327 (sched_create_recovery_edges) ... this new function.
329 (sched_scan_info): New.
330 (extend_bb): Use sched_scan_info.
331 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
332 static functions for walking through scheduling region.
333 (sched_luids): New vector variable to replace uid_to_luid.
334 (luids_extend_insn): New function.
335 (sched_max_luid): New variable.
336 (luids_init_insn): New function.
337 (sched_init_luids, sched_finish_luids): New functions.
338 (insn_luid): New debug function.
339 (sched_extend_target): New function.
340 (haifa_init_insn): New static function.
341 (sched_init_only_bb): New hook.
342 (sched_split_block): New hook.
343 (sched_split_block_1): New function.
344 (sched_create_empty_bb): New hook.
345 (sched_create_empty_bb_1): New function.
346 (common_sched_info, ready): New global variables.
347 (current_sched_info_var): Remove.
348 (move_block_after_check): Use common_sched_info.
349 (haifa_luid_for_non_insn): New static function.
350 (init_before_recovery): Use haifa_init_only_bb instead of
352 (increase_insn_priority): New.
353 * modulo-sched.c: (issue_rate): Remove static declaration.
354 (sms_sched_info): Change type to haifa_sched_info.
355 (sms_sched_deps_info, sms_common_sched_info): New variables.
356 (setup_sched_infos): New.
357 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
358 Do not call regstat_free_calls_crossed.
359 (sms_print_insn): Use const_rtx.
360 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
361 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
362 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
363 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
364 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
365 current_sched_info to use it.
366 (enum reg_pending_barrier_mode): Move to sched-int.h.
367 (h_d_i_d): New variable. Initialize to NULL.
368 ({true, output, anti, spec, forward}_dependency_cache): Initialize
370 (estimate_dep_weak): Remove static declaration.
371 (sched_has_condition_p): New function. Adjust users of
372 sched_get_condition to use it instead.
373 (conditions_mutex_p): Add arguments indicating which conditions are
375 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
376 argument to indicate whether returned condition is reversed. Do not
377 generate new rtx when condition should be reversed; indicate it by
378 setting new argument instead.
379 (add_dependence_list_and_free): Add deps parameter.
380 Update all users. Do not free dependence list when
381 deps context is readonly.
382 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
384 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
385 (remove_from_deps): New. Use the above functions.
386 (cur_insn, can_start_lhs_rhs_p): New static variables.
387 (add_or_update_back_dep_1): Initialize present_dep_type.
388 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
389 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
390 haifa_note_dep): New functions implementing dependence hooks for
392 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
393 note_dep): New functions.
394 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
396 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
397 (free_deps): Initialize deps->reg_last.
398 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
399 sched_analyze_insn): Update to use dependency hooks infrastructure
400 and readonly contexts.
401 (deps_analyze_insn): New function. Move part of logic from ...
402 (sched_analyze): ... here. Also move some logic to ...
403 (deps_start_bb): ... here. New function.
404 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
406 (sched_deps_init): New function. Move code from ...
407 (init_dependency_caches): ... here. Remove.
408 (init_deps_data_vector): New.
409 (sched_deps_finish): New function. Move code from ...
410 (free_dependency_caches): ... here. Remove.
411 (init_deps_global, finish_deps_global): Adjust for use with
412 selective scheduling.
413 (get_dep_weak): Move logic to ...
414 (get_dep_weak_1): New function.
415 (ds_merge): Move logic to ...
416 (ds_merge_1): New static function.
417 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
418 (ds_get_max_dep_weak): New function.
419 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
420 (n_insns): Rename to rgn_n_insns.
421 (debug_ebb_dependencies): New function.
422 (init_ready_list): Use it.
423 (begin_schedule_ready): Use sched_init_only_bb.
424 (ebb_print_insn): Indicate when an insn starts a new cycle.
425 (contributes_to_priority, compute_jump_reg_dependencies,
426 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
427 (add_block1): Remove to ebb_add_block.
428 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
429 (schedule_ebb): Initialize them. Use remove_notes instead of
430 rm_other_notes. Use haifa_local_init/finish.
431 (schedule_ebbs): Use haifa_sched_init/finish.
432 * sched-int.h: Include vecprim.h, remove rtl.h.
433 (struct ready_list): Delete declaration.
434 (sched_verbose_param, enum sched_pass_id_t,
435 bb_vec_t, insn_vec_t, rtx_vec_t): New.
436 (struct sched_scan_info_def): New structure.
437 (sched_scan_info, sched_scan, sched_init_bbs,
438 sched_init_luids, sched_finish_luids, sched_extend_target,
439 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
440 (struct common_sched_info_def): New.
441 (common_sched_info, haifa_common_sched_info,
442 sched_emulate_haifa_p): Declare.
444 (sched_luids): Declare.
445 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
446 (sched_max_luid, insn_luid): Declare.
447 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
448 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
449 print_insn, print_pattern, print_value, haifa_classify_insn,
450 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
451 setup_sched_dump, sched_init, sched_finish,
452 sel_insn_is_speculation_check): Export.
453 (struct ready_list): Move from haifa-sched.c.
454 (ready_try, ready, max_issue): Export.
455 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
456 sched_init_only_bb, sched_split_block, sched_split_block_1,
457 sched_create_empty_bb, sched_create_empty_bb_1,
458 sched_create_recovery_block, sched_create_recovery_edges): Export.
459 (enum reg_pending_barrier_mode): Export.
460 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
462 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
463 print_insn field. Move add_block and fix_recovery_cfg to
464 common_sched_info_def. Move compute_jump_reg_dependencies, use_cselib ...
465 (struct sched_deps_info_def): ... this new structure.
466 (sched_deps_info): Declare.
467 (struct spec_info_def): Remove weakness_cutoff, add
468 data_weakness_cutoff and control_weakness_cutoff.
469 (spec_info): Declare.
470 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
472 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
473 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
474 (current_sched_info): Change type to struct haifa_sched_info.
475 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
476 (h_d_i_d): New variable.
477 (HDID): New accessor macro.
478 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
479 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
481 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
482 (enum SCHED_FLAGS): Update for selective scheduler.
483 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
484 (init_dependency_caches, free_dependency_caches): Delete declarations.
485 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
486 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
487 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
488 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
489 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
491 (rm_other_notes): Delete declaration.
492 (schedule_block): Remove one argument.
493 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
494 ready_element, ready_lastpos, sched_extend_ready_list,
495 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
496 concat_note_lists): Export.
497 (struct region): Move from sched-rgn.h.
498 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
499 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
500 BLOCK_TO_BB, CONTAINING_RGN): Export.
501 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
502 (current_nr_blocks, current_blocks, target_bb): Likewise.
503 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
504 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
505 sched_rgn_local_init, extend_regions,
506 rgn_make_new_region_out_of_new_block, compute_priorities,
507 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
508 extend_rgns, deps_join rgn_setup_common_sched_info,
509 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
510 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
511 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
512 increase_insn_priority): Likewise.
513 * sched-rgn.c: Include sel-sched.h.
514 (ref_counts): New static variable. Use it ...
515 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
516 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
517 (sched_is_disabled_for_current_region_p): Delete static declaration.
518 (struct region): Move to sched-int.h.
519 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
520 ebb_head): Define and initialize.
521 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
522 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
523 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
525 (find_single_block_region): Add new argument to indicate that EBB
526 regions should be constructed.
527 (debug_live): Delete declaration.
528 (current_nr_blocks, current_blocks, target_bb): Remove static qualifiers.
529 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
531 (init_regions): Delete declaration.
532 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
533 rgn_estimate_number_of_insns): New.
534 (too_large): Use estimate_number_of_insns.
535 (haifa_find_rgns): New. Move the code from ...
536 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
537 (free_trg_info): New.
538 (compute_trg_info): Allocate candidate tables here instead of ...
539 (init_ready_list): ... here.
540 (rgn_print_insn): Use const_rtx.
541 (contributes_to_priority, extend_regions): Delete static declaration.
542 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
543 (add_block1): Rename to rgn_add_block.
544 (debug_rgn_dependencies): Delete static qualifier.
545 (new_ready): Use sched_deps_info. Simplify.
546 (rgn_common_sched_info, rgn_const_sched_deps_info,
547 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info): New.
548 (region_sched_info): Rename to rgn_const_sched_info.
549 (deps_join): New, extracted from ...
550 (propagate_deps): ... here.
551 (compute_block_dependences, debug_dependencies): Update for selective
553 (free_rgn_deps, compute_priorities): New functions.
554 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
555 sched_rgn_compute_dependencies): New functions.
556 (schedule_region): Use them.
557 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
558 rgn_setup_common_sched_info, rgn_setup_sched_infos):
560 (schedule_insns): Call new functions that were split out.
561 (rgn_make_new_region_out_of_new_block): New.
562 (get_rgn_sched_max_insns_priority): New.
563 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
564 scheduling when appropriate.
565 * sched-vis.c: Include insn-attr.h.
566 (print_value, print_pattern): Make global.
567 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
568 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
569 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
570 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
571 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
572 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
573 hooks. Initialize them to 0.
574 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
575 * target.h (struct gcc_target): Add them. Rename gen_check field to
577 * flags.h (sel_sched_switch_set): Declare.
578 * opts.c (sel_sched_switch_set): New variable.
579 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
580 pipelining is disabled from command line.
581 (common_handle_option): Record whether selective scheduling is
582 requested from command line.
583 * doc/invoke.texi: Document new flags and parameters.
584 * doc/tm.texi: Document new target hooks.
585 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to ia64_gen_check.
586 (dfa_state_size): Do not declare locally.
587 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
588 * config/rs6000/rs6000.c (rs6000_init_sched_context,
589 rs6000_alloc_sched_context, rs6000_set_sched_context,
590 rs6000_free_sched_context): New functions.
591 (struct _rs6000_sched_context): New.
592 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
594 (rs6000_sched_finish): Do not run for selective scheduling.
596 2008-08-31 Jan Hubicka <jh@suse.cz>
598 * frv.c (frv_rtx_costs): Update forward declaration.
599 * spu.c (spu_rtx_costs): Likewise.
600 * pdp11.c: Include df.h
601 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
602 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
603 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
604 * iq2000.c (iq2000_address_cost): Add speed argument.
605 (iq2000_rtx_costs): Likewise.
606 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
607 update call of mn10300_address_cost.
608 * mcore.c: Include df.h
609 (mcore_rtx_costs): Update prototype.
610 * score3.c: Include df.h
611 (score3_rtx_costs): Remove speed argument.
612 * score7.c: Include df.h
613 (score7_address_cost): Remove speed argument.
614 * score-protos.h (score_address_cost): Update prototype.
615 * score.c: Include df.h
616 (score_rtx_costs): Update call of costs functions.
617 * v850.c (v850_rtx_costs): Add bool argument.
619 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
621 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
623 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
625 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
626 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
628 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
630 * mkmap-flat.awk: Add option pe_dll.
631 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
632 * config/i386/t-cygwin (SHLIB_LC): Add.
633 * config/i386/t-mingw32 (SHLIB_LC): Add.
634 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
635 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
636 (LINK_SPEC): Support libgcc_s.
637 (LIBGCC_SPEC): Support libgcc_s.
638 (LIBGCC_SONAME): New.
640 2008-08-31 Jan Hubicka <jh@suse.cz>
642 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
643 mistakely had old version of patch.
645 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
646 (ipcp_estimate_growth): New.
647 (ipcp_insert_stage): Use ipcp_estimate_growth.
648 * profile.c (branch_prob): When reading failed, do not consider
651 2008-08-31 Jan Hubicka <jh@suse.cz>
653 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
654 loop is optimized for speed.
656 2008-08-31 Richard Guenther <rguenther@suse.de>
659 * fold-const.c (fold_binary): Retain conversions in folding
662 2008-08-31 Jan Hubicka <jh@suse.cz>
664 * postreload-gcse.c (eliminate_partially_redundant_loads): Use optimize_bb_for_size_p.
665 * predict.c (maybe_hot_frequency_p): Make inline.
666 (maybe_hot_count_p): Break out from ...
667 (maybe_hot_bb_p): ... this one.
668 (maybe_hot_edge_p): Simplify.
669 * basic-block.h (probably_cold_bb_p): Remove.
671 2008-08-31 Jakub Jelinek <jakub@redhat.com>
674 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
676 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
677 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
679 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
682 2008-08-31 Jan Hubicka <jh@suse.cz>
684 * predict.c (PROB_VERY_LIKELY): Make small enough so things
686 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
688 2008-08-31 Jakub Jelinek <jakub@redhat.com>
691 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
694 * dwarf2out.c (native_encode_initializer): Subtract min_index for
695 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
697 2008-08-31 Jan Hubicka <jh@suse.cz>
699 * sparc.h (BRANCH_COST): Fix macro definition.
700 * avr.c (avr_operand_rtx_cost): Add speed argument.
701 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
703 2008-08-31 Richard Guenther <rguenther@suse.de>
705 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
706 types instead of operands. Re-instantiate verifying of
707 binary expression operands.
709 2008-08-30 Jan Hubicka <jh@suse.cz>
711 * fwprop.c (should_replace_address): Add speed attribute.
712 (PR_OPTIMIZE_FOR_SPEED): New flag.
713 (propagate_rtx_1): Use it.
714 (propagate_rtx): Set it.
715 (try_fwprop_subst): Update call of rtx_costs.
716 (forward_propagate_and_simplify): LIkewise.
717 * hooks.c (hook_int_rtx_bool_0): New
718 (hook_bool_rtx_int_int_intp_false): Replace by ...
719 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
720 * hooks.h (hook_int_rtx_bool_0): New
721 (hook_bool_rtx_int_int_intp_false): Replace by ...
722 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
723 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
724 (prepare_cmp_insn): UPdate call of rtx_cost.
725 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
726 (reload_cse_simplify_operands): Update call of rtx_cost.
727 (reload_cse_move2add): call of rtx_cost.
728 * target.h (struct gcc_target): Update rtx_costs and address_costs.
729 * rtlanal.c (rtx_cost): Add speed argument.
730 (address_cost): Add speed argument
731 (default_address_cost): Likewise.
732 (insn_rtx_cost): Likewise.
733 * cfgloopanal.c (seq_cost): Add speed argument.
734 (target_reg_cost, target_spill_cost): Turn to array.
735 (init_set_costs): Update for speed.
736 (estimate_reg_pressure_cost): Add speed argument.
737 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
738 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
739 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
740 (seq_cost): Add speed argument.
741 (computation_cost): Add speed arugment.
742 (add_cost, multiply_by_const, get_address_cost): add speed argument.
743 (force_expr_to_var_cost): Update for profile info.
744 (force_var_cost): Likewise.
745 (split_address_cost): Likewise.
746 (ptr_difference_cost): Likewise.
747 (difference_cost): Likewise.
748 (get_computation_cost_at): Likewise.
749 (determine_iv_cost): Likewise.
750 (ivopts_global_cost_for_size): Likewise.
751 (rewrite_use_address): Likewise.
752 (tree_ssa_iv_optimize_loop): Initialize speed field.
753 * cse.c (optimize_this_for_speed_p): New static var.
754 (notreg_cost): Update call of rtx_cost.
755 (cse_extended_basic_block): set optimize_this_for_speed_p.
756 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
757 (noce_try_cmove_arith): Likewise.
758 (noce_try_sign_mask): LIkewise.
759 * expr.c (compress_float_constant): Update rtx_cost calls.
760 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
761 (addr_to_parts): Likewise.
762 (create_mem_ref): Likewise.
763 * dse.c (find_shift_sequence): Add speed argument.
764 (replace_read): Update call.
765 * calls.c (precompute_register_parameters): Update call of rtx_cost.
766 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
767 * neg_cost, shift_cost, shiftadd_cost,
768 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
769 mul_highpart_cost): Increase dimension.
770 (init_expmed): Initialize for both size and speed.
771 (expand_shift): Use profile.
772 (synth_mult): Use profile.
773 (choose_mult_variant): Use profile.
774 (expand_mult): Use profile.
775 (expand_mult_highpart_optab): Use profile.
776 (expand_mult_highpart): Use profile.
777 (expand_smod_pow2): Use profile.
778 (expand_divmod): Use profile.
779 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
780 * loop-invariant.c (create_new_invariant): Use profile.
781 (gain_for_invariant): Add speed parameter.
782 (best_gain_for_invariant): Likewise.
783 (find_invariants_to_move): Likewise.
784 (move_single_loop_invariants): Set it.
785 * target-def.h (TARGET_RTX_COSTS): Use hook.
786 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
787 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
788 * output.h (default_address_cost): Update prototype.
789 * combine.c (optimize_this_for_speed_p): New static var.
790 (combine_validate_cost): Update call of rtx_cost.
791 (combine_instructions): Set optimize_this_for_speed_p.
792 (expand_compound_operation): Update call of rtx_cost.
793 (make_extraction):Update call of rtx_cost.
794 (force_to_mode):Update call of rtx_cost.
795 (distribute_and_simplify_rtx):Update call of rtx_cost.
796 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
797 (estimate_reg_pressure_cost): Update prototype.
798 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
799 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
801 * config/alpha/alpha.c (alpha_rtx_costs): Update.
802 (alpha_rtx_costs): Update.
803 * config/frv/frv.c (frv_rtx_costs): Update.
804 * config/s390/s390.c (s390_rtx_costs): Update.
805 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
806 (m32c_rtx_costs): Update.
807 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
808 (spu_rtx_costs): Update.
809 * config/sparc/sparc.c (sparc_rtx_costs): Update.
810 * config/m32r/m32r.c (m32r_rtx_costs): Update.
811 * config/i386/i386.c (:ix86_address_cost): Update.
812 (ix86_rtx_costs): Update.
813 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
814 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
815 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
816 * config/crx/crx.c (crx_address_cost): Update.
817 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
818 * config/stormy16/stormy16.c
819 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
820 * config/m68hc11/m68hc11.c
821 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
822 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
823 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost): Update.
824 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs): Update
825 * config/ia64/ia64.c (ia64_rtx_costs): Update.
826 * config/m68k/m68k.c (m68k_rtx_costs): Update.
827 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
828 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
829 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
830 (mcore_rtx_costs): update.
831 * config/score/score3.c (score3_rtx_costs): Update.
832 * config/score/score7.c (score7_rtx_costs): Update.
833 * config/score/score3.h (score3_rtx_costs):Update.
834 * config/score/score7.h (score7_rtx_costs): Update.
835 * config/score/score.c (score_rtx_costs): Update.
836 * config/arm/arm.c (arm_address_cost): Update.
837 (arm_rtx_costs_1): Update.
838 (arm_rtx_costs_1): Update.
839 (arm_size_rtx_costs): Update.
840 (arm_size_rtx_costs): Update.
841 (arm_size_rtx_costs): Update.
842 (arm_xscale_rtx_costs): Update.
843 (arm_thumb_address_cost): Update.
844 * config/pa/pa.c (hppa_address_cost): Update.
845 * config/mips/mips.c (mips_rtx_costs): Update.
846 * config/vax/vax.c (vax_address_cost): Update.
847 * config/h8300/h8300.c (h8300_shift_costs): Update.
848 (h8300_rtx_costs): Update.
849 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
850 (v850_rtx_costs): Update.
851 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
853 (bfin_address_cost): Update.
854 (bfin_rtx_costs): Update.
855 * stmt.c (lshift_cheap_p): Update.
857 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
860 * expmed.c (extract_bit_field_1): Check the mode size to make
861 sure the vector modes have the same size.
863 2008-08-29 Michael Meissner <gnu@the-meissners.org>
865 * dojump.c (top level): Include basic-block.h to declare
866 optimize_insn_for_speed_p
868 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
870 * opts.h (CL_SAVE): New option class for marking options that are
871 target specific options usable in the target attribute.
872 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
874 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
875 can easily find the target specific options that are safe to use
876 in the attribute or pragma.
878 * attribs.c (decl_attributes): Change #pragma GCC option to
879 #pragma GCC target, and attribute((option(...))) to
880 attribute((target(...))).
882 * doc/extend.texi (target attribute): Change from option
883 attribute. Delete push/pop/reset.
884 (#pragma GCC target): Change from #pragma GCC option. Delete
886 (#pragma GCC push_options): Document new pragma.
887 (#pragma GCC pop_options): Document new pragma.
888 (#pragma GCC reset_options): Document new pragma.
890 * targhooks.c (default_target_option_valid_attribute_p): Add
891 warning about port not supporting target attributes.
892 (default_target_option_pragma_parse): New function, warn about
893 #pragma GCC target not being supported.
895 * targhooks.h (default_target_option_pragma_parse): Add
898 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
899 TI_CURRENT_OPTION_PRAGMA.
900 (current_target_pragma): Rename from current_option_pragma.
902 * target.h: (struct target_option): Delete booleans for changing
903 the optimization level on hot/cold functions. Change signature of
904 pragma_parse hook to take a second tree.
906 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
908 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
909 that the declaration is done at global scope.
911 * langhooks.c (add_builtin_function_common): Move most of the code
912 from add_builtin_function here, calling the hook passed in.
913 (add_builtin_function): Call add_builtin_function_common with
914 standard builtin hook.
915 (add_builtin_function_ext_scope): New function to add builtins to
918 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
920 (add_builtin_function_ext_scope): Add declaration.
922 * c-pragma.c (handle_pragma_target): Rename from
923 handle_pragma_option, #pragma GCC option is now #pragma GCC
924 target. Move warning about port not supporting target options to
925 default pragma parse hook. Remove push/pop/reset from this
927 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
928 (option_stack): Delete static variable.
929 (optimize_stack): Ditto.
930 (optons_stack): New stack of saved target and optimization
932 (handle_pragma_push_options): New function to handle pushing both
933 target and optimization options.
934 (handle_pragma_pop_options): New function to handle popping both
935 target and optimization options.
936 (handle_pragma_reset_options): New function to handle resetting
937 both target and optimization options to their initial state.
938 (init_pragma): Rename handle_pragma_option to
939 handle_pragma_target. Add support for push_options, pop_options,
940 and reset_options pragmas.
942 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
943 default_target_option_pragma_parse.
944 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
945 default_target_option_valid_attribute_p.
946 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
947 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
948 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
949 optimization level on hot/cold functions.
951 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
952 if the caller and callee have different optimization levels.
954 * c-common.c (handle_target_attribute): Rename from
955 handle_option_attribute, attribute((option(...))) is now
956 attribute((target(...))). Move warning if the port does not
957 support target attributes to the default hook.
958 (handle_hot_attribute): Delete code to change the optimization
959 level of hot functions.
960 (handle_cold_attribute): Ditto.
962 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
963 argument that is the binary tree options to use if there are no
964 arguments. Call ix86_valid_target_attribute_tree instead of
965 ix86_valid_option_attribute_tree.
966 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
967 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
968 ix86_pragma_option_parse.
970 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
971 Rename from ix86_valid_option_attribute_tree.
973 * config/i386/i386.c (ix86_add_new_builtins): New function to add
974 new builtins when the ISA changes.
975 (ix86_valid_target_attribute_tree): Rename from
976 ix86_valid_option_attribute_tree. Change callers. If the
977 function specified optimization options, use those as the starting
978 point before setting up the target attributes. If the
979 optimization options were changed in the course of setting the
980 target attributes, record the new optimization options.
981 (ix86_valid_target_attribute_tree_inner_p): Rename from
982 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
983 ix86_add_new_builtins if the ISA changed.
984 (ix86_valid_target_attribute_p): Rename from
985 ix86_valid_option_attribute_p. Change callers.
986 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
987 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
988 as delayed builtin functions.
989 (struct builtin_isa): New structure to record builtin functions
990 that should be delayed until the ISA for that function is used.
991 (ix86_builtins_isa): Change from int to struct to track builtin
992 functions we want to declare at some point.
993 (def_builtin): If the front end can delay defining the builtin
994 functions, don't create builtins for ISAs not part of the default
996 (def_builtin_const): Ditto.
997 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
998 __builtin_ia32_pcmov_v2di to be different builtin functions.
999 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
1000 a structure instead of an int.
1001 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
1002 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
1003 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1004 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1006 * config/ia64/ia64.h
1007 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1008 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1010 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
1011 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
1012 (LANG_HOOKS_INITIALIZER): Add
1013 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
1015 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
1018 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
1019 the reload address with the index register for SFmode
1020 access with a displacement.
1022 2008-08-30 Jan Hubicka <jh@suse.cz>
1024 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
1025 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
1026 * dojump.c (do_jump): Likewise.
1027 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
1028 (note-if_info): Add BRANCH_COST.
1029 (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask,
1030 noce_try_cmove_arith, noce_try_cmove_arith, noce_try_cmove_arith,
1031 noce_find_if_block, find_if_case_1, find_if_case_2): Use compuated
1033 * expr.h (BRANCH_COST): Update default.
1034 * predict.c (predictable_edge_p): New function.
1035 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
1036 Update BRANCH_COST call.
1037 * basic-block.h (predictable_edge_p): Declare.
1038 * config/alpha/alpha.h (BRANCH_COST): Update.
1039 * config/frv/frv.h (BRANCH_COST): Update.
1040 * config/s390/s390.h (BRANCH_COST): Update.
1041 * config/spu/spu.h (BRANCH_COST): Update.
1042 * config/sparc/sparc.h (BRANCH_COST): Update.
1043 * config/m32r/m32r.h (BRANCH_COST): Update.
1044 * config/i386/i386.h (BRANCH_COST): Update.
1045 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
1046 * config/sh/sh.h (BRANCH_COST): Update.
1047 * config/pdp11/pdp11.h (BRANCH_COST): Update.
1048 * config/avr/avr.h (BRANCH_COST): Update.
1049 * config/crx/crx.h (BRANCH_COST): Update.
1050 * config/xtensa/xtensa.h (BRANCH_COST): Update.
1051 * config/stormy16/stormy16.h (BRANCH_COST): Update.
1052 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
1053 * config/iq2000/iq2000.h (BRANCH_COST): Update.
1054 * config/ia64/ia64.h (BRANCH_COST): Update.
1055 * config/rs6000/rs6000.h (BRANCH_COST): Update.
1056 * config/arc/arc.h (BRANCH_COST): Update.
1057 * config/score/score.h (BRANCH_COST): Update.
1058 * config/arm/arm.h (BRANCH_COST): Update.
1059 * config/pa/pa.h (BRANCH_COST): Update.
1060 * config/mips/mips.h (BRANCH_COST): Update.
1061 * config/vax/vax.h (BRANCH_COST): Update.
1062 * config/h8300/h8300.h (BRANCH_COST): Update.
1063 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
1064 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
1065 * doc/tm.texi (BRANCH_COST): Update.
1067 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
1070 * config/arm/arm.c (arm_optimization_options): Set
1071 flag_section_anchors to 2 instead of 1 to distinguish it from
1072 -fsection-anchors given explicitely on the command line.
1074 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
1076 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
1077 final insn of a split.
1079 2008-08-30 Jan Hubicka <jh@suse.cz>
1081 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
1082 optimized for speed.
1083 * final.c (compute_alignments): Use optimize_bb_for_size_p.
1084 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
1085 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
1086 flag_gcse_after_reload_set): New static vars.
1087 (common_handle_option): Enable those flags for profile-use.
1088 (decode_options): Remove optimize_size flags that are handled
1089 on higher granuality.
1090 * tree-vectorizer.c (vectorize_loops): Use
1091 optimize_loop_nest_for_speed_p.
1092 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
1093 * tree-predcom.c (tree_predictive_commoning): Use
1094 optimize_loop_for_speed_p.
1095 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
1096 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
1097 * predict.c (optimize_loop_for_speed_p): Fix walk.
1099 2008-08-30 Jan Hubicka <jh@suse.cz>
1101 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
1103 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
1104 profile presence locally.
1106 2008-08-29 Joseph Myers <joseph@codesourcery.com>
1109 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
1110 versions before 4.0.
1112 2008-08-29 Jan Hubicka <jh@suse.cz>
1114 * tree-inline.c (insert_init_stmt): Insert sequence even when
1117 2008-08-29 Jeff Law <law@redhat.com>
1119 * mn10300.c (mn10300_secondary_reload_class): We need secondary
1120 reloads for AM33-2 if IN is a pseudo with an equivalent memory
1121 location and class is an FP register.
1123 2008-08-29 Jan Hubicka <jh@suse.cz>
1125 * see.c (see_merge_one_def_extension): Silence used uninitialized
1127 * matrix-reorg.c (check_allocation_function): Likewise.
1128 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
1130 2008-08-29 Jakub Jelinek <jakub@redhat.com>
1133 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
1134 compute new & and | in type rather than TREE_TYPE (arg0).
1136 * dwarf2out.c (fortran_common): Update comment.
1137 (gen_variable_die): Swap com_die and var_die variables in Fortran
1138 COMMON block handling code.
1140 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
1142 * dwarf2out.c (gen_const_die): New function.
1143 (size_of_die, value_format, output_die): Output larger
1144 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
1145 (native_encode_initializer): New function.
1146 (tree_add_const_value_attribute): Call it.
1147 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
1149 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
1150 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
1151 TREE_THIS_VOLATILE to add_type_attribute.
1153 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
1155 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
1158 * dwarf2out.c (loc_by_reference): New function.
1159 (add_location_or_const_value_attribute): Use it.
1162 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
1163 as DW_TAG_variable children of DW_TAG_common_block rather than
1164 DW_TAG_member children. Put DW_AT_external to individual
1165 DW_TAG_variable DIEs, not to DW_TAG_common_block.
1167 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
1168 loc_descriptor_from_tree_1.
1172 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
1173 arguments to imported_module_or_decl.
1174 (debug_nothing_tree_tree): Removed.
1175 (debug_nothing_tree_tree_tree_bool): New prototype.
1176 * debug.c (do_nothing_debug_hooks): Adjust.
1177 (debug_nothing_tree_tree): Removed.
1178 (debug_nothing_tree_tree_tree_bool): New function.
1179 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
1180 (gen_variable_die): Put all common vars for the
1181 same COMMON block under one DW_TAG_common_block.
1182 (declare_in_namespace): Return new context_die, for Fortran
1183 return the module DIE instead of adding extra declarations into
1185 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
1186 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
1187 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
1189 (dwarf2out_global_decl): Don't skip Fortran global vars.
1190 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
1191 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
1192 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
1193 DW_TAG_imported_declaration as child of previous
1194 DW_TAG_imported_module.
1195 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
1196 * sdbout.c (sdb_debug_hooks): Likewise.
1197 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1199 2008-08-29 Jan Hubicka <jh@suse.cz>
1201 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
1203 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
1204 * ipa-cp.c (n_cloning_candidates): New static variable.
1205 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
1206 (ipcp_print_all_lattices): Improve debug output.
1207 (ipcp_cloning_candidate_p): New function.
1208 (ipcp_initialize_node_lattices): Use it.
1209 (ipcp_init_stage): Do only analyzis here; prettier debug output.
1210 (ipcp_propagate_stage): Prettier debug output.
1211 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
1212 (ipcp_print_all_structures): Remove.
1213 (ipcp_need_redirect_p): Test !n_cloning_candidates.
1214 (ipcp_insert_stage): Prettier debug output; call
1215 cgraph_remove_unreachable_nodes before propagating.
1216 (pass_ipa_cp): Schedule function removal pass.
1217 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
1219 (cgraph_maybe_hot_edge_p): Move to ...
1220 * predict.c (cgraph_maybe_hot_edge_p) ... here.
1221 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
1222 (common_handle_option): Set them; enable ipa-cp when profiling.
1223 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
1224 (ipa_print_all_jump_functions): Likewise.
1225 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
1226 (ipa_print_node_params, ipa_print_all_params): New.
1227 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
1228 ipa_print_all_param_flags): Remove.
1229 (ipa_print_node_params, ipa_print_all_params): New.
1231 2008-08-29 Bob Wilson <bob.wilson@acm.org>
1233 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
1234 change from 2008-04-03.
1235 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
1237 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1241 * ira-color.c (push_allocnos_to_stack): Truncate
1242 removed_splay_allocno_vec.
1244 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1247 * ira-color (ira_fast_allocation): Don't assign hard registers to
1250 2008-08-29 Jan Hubicka <jh@suse.cz>
1253 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
1254 for cold internal loops.
1256 2008-08-29 Richard Guenther <rguenther@suse.de>
1258 * tree-ssa-structalias.c (create_variable_info_for): Do not
1259 create fields for heap vars or vars with a noalias state.
1260 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
1263 2008-08-29 Richard Guenther <rguenther@suse.de>
1265 * common.opt (ftree-store-ccp): Mark as preserved for
1266 backward compatibility.
1267 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
1268 * tree-pass.h (pass_store_ccp): Remove.
1269 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
1270 (first_vdef): Remove declaration.
1271 (get_value_loaded_by): Likewise.
1272 * tree-ssa-ccp.c (do_store_ccp): Remove.
1273 (get_default_value): Simplify as do_store_ccp is always false
1274 now. Do not initialize mem_ref.
1275 (set_value_varying): Likewise.
1276 (canonicalize_float_value): Likewise.
1277 (set_lattice_value): Likewise.
1278 (likely_value): Likewise.
1279 (surely_varying_stmt_p): Likewise.
1280 (ccp_initialize): Likewise.
1281 (ccp_lattice_meet): Likewise.
1282 (ccp_visit_phi_node): Likewise.
1283 (ccp_fold): Likewise.
1284 (evaluate_stmt): Likewise.
1285 (visit_assignment): Likewise.
1286 (ccp_visit_stmt): Likewise.
1287 (execute_ssa_ccp): Fold into ...
1288 (do_ssa_ccp): ... this.
1289 (do_ssa_store_ccp): Remove.
1290 (gate_store_ccp): Likewise.
1291 (pass_store_ccp): Likewise.
1292 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
1294 * tree-ssa-propagate.c (first_vdef): Remove.
1295 (get_value_loaded_by): Likewise.
1296 (replace_vuses_in): Likewise.
1297 (substitute_and_fold): Do not call replace_vuses_in.
1298 * opts.c (decode_options): Do not set flag_tree_store_ccp.
1300 2008-08-29 Richard Guenther <rguenther@suse.de>
1303 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
1304 PARAM_NOALIAS tags with is_heapvar.
1305 * tree-ssa-operands.c (access_can_touch_variable): Offset
1306 based tests do not apply for heapvars. Fix offset test.
1308 2008-08-29 Jan Hubicka <jh@suse.cz>
1310 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
1311 (-fipa-cp-clone): Enabled by default at -O3.
1312 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
1313 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
1315 2008-08-29 Jan Hubicka <jh@suse.cz>
1317 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
1319 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
1321 * gimple.c (giple_copy_call_skip_args): New function.
1322 (giple_copy_call_skip_args): Declare.
1324 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
1325 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
1326 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
1327 (ipcp_create_replace_map): Improve debug output.
1328 (ipcp_need_redirect_p): Return false when not clonning.
1329 (ipcp_update_callgraph): Skip args.
1330 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
1332 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
1333 (save_inline_function_body): Update call of tree_function_versioning.
1334 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
1335 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
1336 (tree_function_versioning): Likewise.
1337 * tree-inline.h (tree_function_versioning): Update prototype.
1339 2008-08-29 Jan Hubicka <jh@suse.cz>
1341 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
1342 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
1343 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
1344 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
1345 * value-prof.c (gimple_divmod_fixed_value_transform,
1346 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
1347 gimple_stringops_transform): Use optimize_bb_for_size_p.
1348 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
1349 * final.c (compute_alignments): Use optimize_function_for_size_p.
1350 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
1351 (fold_builtin_strcpy, fold_builtin_fputs): Use
1352 optimize_function_for_size_p.
1353 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
1354 * recog.c (relax_delay_slots): Likewise.
1355 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
1356 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
1357 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
1358 optimize_function_for_size_p.
1359 (cgraph_decide_inlining_of_small_function): Use
1360 optimize_function_for_size_p.
1361 * global.c (find_reg): Use optimize_function_for_size_p.
1362 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
1363 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
1364 flag_prefetch_loop_arrays. Those can work it out from profile.
1365 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
1366 optimize_loop_for_speed_p.
1367 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
1369 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
1370 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
1371 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
1372 * local-alloc.c (block_alloc): Pass BB pointer.
1373 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
1374 * gcse.c (gcse_main): Use optimize_function_for_size_p.
1375 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
1376 (decide_peel_completely): Likewise.
1377 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
1378 optimize_loop_for_size_p.
1379 (vect_enhance_data_refs_alignment): Likewise.
1380 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
1381 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
1382 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
1383 (try_crossjump_bb): Use optimize_bb_for_size_p.
1384 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
1385 optimize_loop_for_speed_p.
1386 * bb-reorder.c (find_traces_1_round): Likewise.
1387 (copy_bb): Use optimize_bb_for_speed_p.
1388 (duplicate_computed_gotos): Likewise.
1389 * basic-block.h (optimize_loop_nest_for_size_p,
1390 optimize_loop_nest_for_speed_p): New.
1391 * stmt.c (expand_case): Use optimize_insn_for_size_p.
1393 2008-08-29 Tristan Gingold <gingold@adacore.com>
1395 * gcov.c (main): Call expandargv.
1397 2008-08-29 Jan Hubicka <jh@suse.cz>
1399 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
1401 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1403 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
1404 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1406 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
1408 2008-08-29 Jan Hubicka <jh@suse.cz>
1410 * tree-pass.h (pass_strip_predict_hints): Declare.
1411 * predict.c (strip_builtin_expect): Rename to ...
1412 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
1413 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
1414 (tree_estimate_probability): Do not strip builtin_expect.
1415 (pass_strip_predict_hints): New pass.
1416 * tree-inline.c (expand_call_inline): When inlining cold function, predict
1418 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
1420 2008-08-29 Richard Guenther <rguenther@suse.de>
1422 PR tree-optimization/37207
1423 * tree-vrp.c (extract_range_from_binary_expr): Also try
1424 to constant fold if only one of the operands is a constant.
1426 2008-08-29 Nick Clifton <nickc@redhat.com>
1428 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
1429 the same way as SYMBOL_REFs.
1431 2008-08-28 Bob Wilson <bob.wilson@acm.org>
1433 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
1435 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
1437 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
1438 * config/mips/mips.md (branch_likely): Remove const. Fix
1440 (define_delay for type "branch"): Change to only apply for branch
1441 with likely variant.
1442 (define_delay for type "branch" and "branch_likely" no). New delay
1444 (equality_op): New code iterator.
1445 (bbv, bbinv): New code attributes.
1446 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
1449 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1450 Andrew Pinski <pinskia@gcc.gnu.org>
1453 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
1455 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
1457 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
1458 rule that a symbolic constant must be defined and >= 0 for the
1459 corresponding facility to be present at compile-time.
1460 * gthr-posix.c: Likewise.
1462 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
1464 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
1465 * config/mips/mips.md (D): New mode attribute.
1466 (mulsi3, muldi3): Merge it into ...
1467 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
1469 (muldi3_mul3): New pattern.
1470 (mulsi3_mult3): Rename to mulsi3_mul3.
1472 2008-08-28 Jan Hubicka <jh@suse.cz>
1474 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
1476 * predict.c (always_optimize_for_size_p): Rename to ...
1477 (optimize_function_for_size): ... this one; make extern.
1478 (optimize_function_for_speed_p): New.
1479 (optimize_bb_for_size_p, optimize_bb_for_size_p,
1480 optimize_edge_for_size_p,optimize_edge_for_size_p,
1481 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
1482 * basic-block.h (optimize_function_for_size_p,
1483 optimize_function_for_speed_p): Declare.
1484 * i386.md (optimize_size checks): Replace them by appropriate
1486 (standard_80387_constant_p, ix86_compute_frame_layout,
1487 ix86_expand_epilogue, ix86_decompose_address,
1488 print_operand, emit_i387_cw_initialization,
1489 inline_memory_move_cost, ix86_pad_returns,
1490 ix86_reorg): Replace optimize_size checks.
1492 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
1494 * rtl.h (simplify_subreg_regno): Declare.
1495 * rtlanal.c (simplify_subreg_regno): New function, split out from...
1496 * simplify-rtx.c (simplify_subreg): ...here.
1497 * reload.c (find_reloads): Use simplify_subreg_regno instead of
1498 subreg_offset_representable_p.
1500 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1503 * c-typeck.c (convert_for_assignment): Give a note describing what
1504 was passed and what was expected.
1506 2008-08-28 Joey Ye <joey.ye@intel.com>
1508 * doc/extend.texi: Document AVX built-in functions.
1509 * doc/invoke.texi: Document -mavx.
1511 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
1512 Joey Ye <joey.ye@intel.com>
1513 Xuepeng Guo <xuepeng.guo@intel.com>
1515 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
1517 * config/i386/cpuid.h (bit_FMA): New.
1518 (bit_XSAVE): Likewise.
1519 (bit_OSXSAVE): Likewise.
1520 (bit_AVX): Likewise.
1522 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
1523 define. Use ASM_OUTPUT_AVX_PREFIX.
1525 * config/i386/gmmintrin.h: New.
1527 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
1528 (OPTION_MASK_ISA_AVX_SET): New.
1529 (OPTION_MASK_ISA_FMA_SET): Likewise.
1530 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
1531 (OPTION_MASK_ISA_FMA_SET): Likewise.
1532 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
1533 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
1534 (pta_flags): Add PTA_AVX and PTA_FMA.
1535 (override_options): Handle PTA_AVX and PTA_FMA.
1536 (init_cumulative_args): Handle warn_avx.
1537 (classify_argument): Return 0 for COImode and OImode. Return
1538 1 and X86_64_AVX_CLASS for 256bit vector types.
1539 (examine_argument): Handle X86_64_AVX_CLASS.
1540 (construct_container): Likewise.
1541 (function_arg_advance_32): Pass OImode and 256bit vector types
1543 (function_arg_advance_64): Take a new argument to indicate if a
1544 parameter is named. Handle 256bit vector types. Return
1545 immediately for unnamed 256bit vector mode parameters.
1546 (function_arg_advance): Updated.
1547 (function_arg_32): Add comments for TImode. Handle OImode
1548 and 256bit vector types.
1549 (function_arg_64): Take a new argument to indicate if a
1550 parameter is named. Handle 256bit vector types. Return NULL
1551 for unnamed 256bit vector mode parameters.
1552 (function_arg): Updated.
1553 (setup_incoming_varargs_64): Support
1554 AVX encoding for *sse_prologue_save_insn.
1555 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
1556 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
1557 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
1558 enabled, otherwise return -3.
1559 (standard_sse_constant_opcode): Handle AVX and 256bit vector
1561 (print_reg): Support AVX registers. Handle 'x' and 't'.
1562 Handle 'd' to duplicate the operand.
1563 (print_operand): Likewise. Also support AVX vector compare
1565 (output_387_binary_op): Support AVX.
1566 (output_fp_compare): Likewise.
1567 (ix86_expand_vector_move_misalign): Likewise.
1568 (ix86_attr_length_vex_default): New.
1569 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
1570 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
1571 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
1572 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
1573 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
1574 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
1575 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
1576 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
1577 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
1578 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
1579 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
1580 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
1581 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
1582 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
1583 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
1584 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
1585 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
1586 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
1587 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
1588 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
1589 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
1590 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
1591 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
1592 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
1593 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
1594 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
1595 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
1596 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
1597 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
1598 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
1599 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
1600 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
1601 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
1602 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
1603 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
1604 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
1605 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
1606 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
1607 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
1608 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
1609 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
1610 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
1611 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
1612 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
1613 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
1614 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
1615 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
1616 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
1617 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
1618 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
1619 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
1620 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
1621 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
1622 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
1623 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
1624 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
1625 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
1626 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
1627 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
1628 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
1629 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
1630 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
1631 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
1632 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
1633 and IX86_BUILTIN_MOVMSKPS256,
1634 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
1635 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
1636 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
1637 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
1638 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
1639 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
1640 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
1641 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
1642 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
1643 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
1644 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
1645 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
1646 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
1647 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
1648 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
1649 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
1650 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
1651 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
1652 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
1653 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
1654 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
1655 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
1656 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
1657 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
1658 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
1659 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
1660 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
1661 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
1662 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
1663 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
1664 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
1665 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
1666 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
1667 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
1668 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
1669 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
1670 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
1671 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
1672 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
1673 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
1674 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
1675 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
1676 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
1677 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
1678 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
1679 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
1680 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
1681 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
1682 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
1683 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
1684 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
1685 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
1686 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
1687 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
1688 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
1689 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
1690 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
1691 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
1693 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
1694 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
1695 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
1696 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
1697 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
1698 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
1699 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
1700 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
1701 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
1702 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
1703 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
1704 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
1705 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
1706 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
1707 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
1708 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
1709 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
1710 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
1711 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
1712 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
1713 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
1714 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
1715 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
1716 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
1717 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
1718 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
1719 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
1720 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
1721 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
1722 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
1723 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
1724 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
1725 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
1726 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
1727 IX86_BUILTIN_MOVMSKPS256.
1728 (ix86_init_mmx_sse_builtins): Support AVX builtins.
1729 (ix86_expand_args_builtin): Likewise.
1730 (ix86_expand_special_args_builtin): Likewise.
1731 (ix86_hard_regno_mode_ok): Handle AVX modes.
1732 (ix86_expand_vector_init_duplicate): Likewise.
1733 (ix86_expand_vector_init_one_nonzero): Likewise.
1734 (ix86_expand_vector_init_one_var): Likewise.
1735 (ix86_expand_vector_init_concat): Likewise.
1736 (ix86_expand_vector_init_general): Likewise.
1737 (ix86_expand_vector_set): Likewise.
1738 (ix86_vector_mode_supported_p): Likewise.
1739 (x86_extended_reg_mentioned_p): Check INSN_P before using
1742 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
1743 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
1745 * config/i386/i386.h (TARGET_AVX): New.
1746 (TARGET_FMA): Likewise.
1747 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
1748 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
1749 (VALID_AVX256_REG_MODE): New.
1750 (AVX256_VEC_FLOAT_MODE_P): Likewise.
1751 (AVX_FLOAT_MODE_P): Likewise.
1752 (AVX128_VEC_FLOAT_MODE_P): Likewise.
1753 (AVX256_VEC_FLOAT_MODE_P): Likewise.
1754 (AVX_VEC_FLOAT_MODE_P): Likewise.
1755 (ASM_OUTPUT_AVX_PREFIX): Likewise.
1756 (ASM_OUTPUT_OPCODE): Likewise.
1757 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
1759 (SSE_REG_MODE_P): Allow 256bit vector modes.
1760 (ix86_args): Add a warn_avx field.
1762 * config/i386/i386.md (UNSPEC_PCMP): New.
1763 (UNSPEC_VPERMIL): Likewise.
1764 (UNSPEC_VPERMIL2): Likewise.
1765 (UNSPEC_VPERMIL2F128): Likewise.
1766 (UNSPEC_MASKLOAD): Likewise.
1767 (UNSPEC_MASKSTORE): Likewise.
1768 (UNSPEC_CAST): Likewise.
1769 (UNSPEC_VTESTP): Likewise.
1770 (UNSPECV_VZEROALL): Likewise.
1771 (UNSPECV_VZEROUPPER): Likewise.
1772 (XMM0_REG): Likewise.
1773 (XMM1_REG): Likewise.
1774 (XMM2_REG): Likewise.
1775 (XMM3_REG): Likewise.
1776 (XMM4_REG): Likewise.
1777 (XMM5_REG): Likewise.
1778 (XMM6_REG): Likewise.
1779 (XMM8_REG): Likewise.
1780 (XMM9_REG): Likewise.
1781 (XMM10_REG): Likewise.
1782 (XMM11_REG): Likewise.
1783 (XMM12_REG): Likewise.
1784 (XMM13_REG): Likewise.
1785 (XMM14_REG): Likewise.
1786 (XMM15_REG): Likewise.
1788 (prefix_vex_imm8): Likewise.
1789 (prefix_vex_w): Likewise.
1790 (length_vex): Likewise.
1793 (*avx_ashlti3): Likewise.
1794 (*avx_lshrti3): Likewise.
1795 (*avx_setcc<mode>): Likewise.
1796 (*fop_<mode>_comm_mixed_avx): Likewise.
1797 (*fop_<mode>_comm_avx): Likewise.
1798 (*fop_<mode>_1_mixed_avx): Likewise.
1799 (*fop_<mode>_1_avx): Likewise.
1800 (*avx_<code><mode>3): Likewise.
1801 (*avx_ieee_smin<mode>3): Likewise.
1802 (*avx_ieee_smax<mode>3): Likewise.
1803 (mode): Add OI, V8SF and V4DF.
1804 (length): Support VEX prefix.
1805 (*cmpfp_i_mixed): Set prefix attribute.
1806 (*cmpfp_i_sse): Likewise.
1807 (*cmpfp_iu_mixed): Likewise.
1808 (*cmpfp_iu_sse): Likewise.
1809 (*movsi_1): Support AVX.
1810 (*movdi_2): Likewise.
1811 (*movdi_1_rex64): Likewise.
1812 (*movti_internal): Likewise.
1813 (*movti_rex64): Likewise.
1814 (*movsf_1): Likewise.
1815 (*movdf_nointeger): Likewise.
1816 (*movdf_integer_rex64): Likewise.
1817 (*movtf_internal): Likewise.
1818 (zero_extendsidi2_32): Likewise.
1819 (zero_extendsidi2_rex64): Likewise.
1820 (*extendsfdf2_mixed): Likewise.
1821 (*extendsfdf2_sse): Likewise.
1822 (*truncdfsf_fast_mixed): Likewise.
1823 (*truncdfsf_fast_sse): Likewise.
1824 (*truncdfsf_mixed): Likewise.
1825 (fix_trunc<mode>di_sse): Likewise.
1826 (fix_trunc<mode>si_sse): Likewise.
1827 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
1828 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
1829 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
1830 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
1831 (*rcpsf2_sse): Likewise.
1832 (*rsqrtsf2_sse): Likewise.
1833 (*sqrt<mode>2_sse): Likewise.
1834 (sse4_1_round<mode>2): Likewise.
1835 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
1836 Support AVX. Set length attribute properly for AVX.
1838 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
1839 (VECTOR_MODES (FLOAT, 32)): Likewise.
1840 (VECTOR_MODE (INT, DI, 8)): Likewise.
1841 (VECTOR_MODE (INT, HI, 32)): Likewise.
1842 (VECTOR_MODE (INT, QI, 64)): Likewise.
1843 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
1844 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
1845 (VECTOR_MODE (INT, DI, 4)): Removed.
1846 (VECTOR_MODE (INT, SI, 8)): Likewise.
1847 (VECTOR_MODE (INT, HI, 16)): Likewise.
1848 (VECTOR_MODE (INT, QI, 32)): Likewise.
1849 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
1850 (INT_MODE (OI, 32)): Likewise.
1852 * config/i386/i386.opt (mavx): New.
1855 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
1857 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
1858 (*mov<mode>_internal_avx): New.
1859 (*movv2sf_internal_rex64_avx): Likewise.
1860 (*movv2sf_internal_avx): Likewise.
1862 * config/i386/predicates.md (const_4_to_5_operand): New.
1863 (const_6_to_7_operand): Likewise.
1864 (const_8_to_11_operand): Likewise.
1865 (const_12_to_15_operand): Likewise.
1866 (avx_comparison_float_operator): Likewise.
1868 * config/i386/sse.md (AVX256MODEI): New.
1869 (AVX256MODE): Likewise.
1870 (AVXMODEQI): Likewise.
1871 (AVXMODE): Likewise.
1872 (AVX256MODEF2P): Likewise.
1873 (AVX256MODE2P): Likewise.
1874 (AVX256MODE4P): Likewise.
1875 (AVX256MODE8P): Likewise.
1876 (AVXMODEF2P): Likewise.
1877 (AVXMODEF4P): Likewise.
1878 (AVXMODEDCVTDQ2PS): Likewise.
1879 (AVXMODEDCVTPS2DQ): Likewise.
1880 (avxvecmode): Likewise.
1881 (avxvecpsmode): Likewise.
1882 (avxhalfvecmode): Likewise.
1883 (avxscalarmode): Likewise.
1884 (avxcvtvecmode): Likewise.
1885 (avxpermvecmode): Likewise.
1886 (avxmodesuffixf2c): Likewise.
1887 (avxmodesuffixp): Likewise.
1888 (avxmodesuffixs): Likewise.
1889 (avxmodesuffix): Likewise.
1890 (vpermilbits): Likewise.
1891 (pinsrbits): Likewise.
1892 (mov<mode>): Likewise.
1893 (*mov<mode>_internal): Likewise.
1894 (push<mode>1): Likewise.
1895 (movmisalign<mode>): Likewise.
1896 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1897 (avx_movdqu<avxmodesuffix>): Likewise.
1898 (avx_lddqu<avxmodesuffix>): Likewise.
1899 (<plusminus_insn><mode>3): Likewise.
1900 (*avx_<plusminus_insn><mode>3): Likewise.
1901 (*avx_vm<plusminus_insn><mode>3): Likewise.
1902 (mul<mode>3): Likewise.
1903 (*avx_mul<mode>3): Likewise.
1904 (*avx_vmmul<mode>3): Likewise.
1905 (divv8sf3): Likewise.
1906 (divv4df3): Likewise.
1907 (avx_div<mode>3): Likewise.
1908 (*avx_div<mode>3): Likewise.
1909 (*avx_vmdiv<mode>3): Likewise.
1910 (avx_rcpv8sf2): Likewise.
1911 (*avx_vmrcpv4sf2): Likewise.
1912 (sqrtv8sf2): Likewise.
1913 (avx_sqrtv8sf2): Likewise.
1914 (*avx_vmsqrt<mode>2): Likewise.
1915 (rsqrtv8sf2): Likewise.
1916 (avx_rsqrtv8sf2): Likewise.
1917 (*avx_vmrsqrtv4sf2): Likewise.
1918 (<code><mode>3): Likewise.
1919 (*avx_<code><mode>3_finite): Likewise.
1920 (*avx_<code><mode>3): Likewise.
1921 (*avx_vm<code><mode>3): Likewise.
1922 (*avx_ieee_smin<mode>3): Likewise.
1923 (*avx_ieee_smax<mode>3): Likewise.
1924 (avx_addsubv8sf3): Likewise.
1925 (avx_addsubv4df3): Likewise.
1926 (*avx_addsubv4sf3): Likewise.
1927 (*avx_addsubv2df3): Likewise.
1928 (avx_h<plusminus_insn>v4df3): Likewise.
1929 (avx_h<plusminus_insn>v8sf3): Likewise.
1930 (*avx_h<plusminus_insn>v4sf3): Likewise.
1931 (*avx_h<plusminus_insn>v2df3): Likewise.
1932 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
1933 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
1934 (*avx_maskcmp<mode>3): Likewise.
1935 (avx_nand<mode>3): Likewise.
1936 (*avx_<code><mode>3): Likewise.
1937 (*avx_nand<mode>3): Likewise.
1938 (*avx_<code><mode>3): Likewise.
1939 (*avx_cvtsi2ss): Likewise.
1940 (*avx_cvtsi2ssq): Likewise.
1941 (*avx_cvtsi2sd): Likewise.
1942 (*avx_cvtsi2sdq): Likewise.
1943 (*avx_cvtsd2ss): Likewise.
1944 (avx_cvtss2sd): Likewise.
1945 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
1946 (avx_cvtps2dq<avxmodesuffix>): Likewise.
1947 (avx_cvttps2dq<avxmodesuffix>): Likewise.
1948 (*avx_cvtsi2sd): Likewise.
1949 (*avx_cvtsi2sdq): Likewise.
1950 (avx_cvtdq2pd256): Likewise.
1951 (avx_cvtpd2dq256): Likewise.
1952 (avx_cvttpd2dq256): Likewise.
1953 (*avx_cvtsd2ss): Likewise.
1954 (*avx_cvtss2sd): Likewise.
1955 (avx_cvtpd2ps256): Likewise.
1956 (avx_cvtps2pd256): Likewise.
1957 (*avx_movhlps): Likewise.
1958 (*avx_movlhps): Likewise.
1959 (avx_unpckhps256): Likewise.
1960 (*avx_unpckhps): Likewise.
1961 (avx_unpcklps256): Likewise.
1962 (*avx_unpcklps): Likewise.
1963 (avx_movshdup256): Likewise.
1964 (avx_movsldup256): Likewise.
1965 (avx_shufps256): Likewise.
1966 (avx_shufps256_1): Likewise.
1967 (*avx_shufps_<mode>): Likewise.
1968 (*avx_loadhps): Likewise.
1969 (*avx_storelps): Likewise.
1970 (*avx_loadlps): Likewise.
1971 (*avx_movss): Likewise.
1972 (*vec_dupv4sf_avx): Likewise.
1973 (*vec_concatv2sf_avx): Likewise.
1974 (*vec_concatv4sf_avx): Likewise.
1975 (*vec_setv4sf_0_avx): Likewise.
1976 (*vec_setv4sf_avx): Likewise.
1977 (*avx_insertps): Likewise.
1978 (avx_vextractf128<mode>): Likewise.
1979 (vec_extract_lo_<mode>): Likewise.
1980 (vec_extract_hi_<mode>): Likewise.
1981 (vec_extract_lo_<mode>): Likewise.
1982 (vec_extract_hi_<mode>): Likewise.
1983 (vec_extract_lo_v16hi): Likewise.
1984 (vec_extract_hi_v16hi): Likewise.
1985 (vec_extract_lo_v32qi): Likewise.
1986 (vec_extract_hi_v32qi): Likewise.
1987 (avx_unpckhpd256): Likewise.
1988 (*avx_unpckhpd): Likewise.
1989 (avx_movddup256): Likewise.
1990 (*avx_movddup): Likewise.
1991 (avx_unpcklpd256): Likewise.
1992 (*avx_unpcklpd): Likewise.
1993 (avx_shufpd256): Likewise.
1994 (avx_shufpd256_1): Likewise.
1995 (*avx_punpckhqdq): Likewise.
1996 (*avx_punpcklqdq): Likewise.
1997 (*avx_shufpd_<mode>): Likewise.
1998 (*avx_storehpd): Likewise.
1999 (*avx_loadhpd): Likewise.
2000 (*avx_loadlpd): Likewise.
2001 (*avx_movsd): Likewise.
2002 (*vec_concatv2df_avx): Likewise.
2003 (*avx_<plusminus_insn><mode>3): Likewise.
2004 (*avx_<plusminus_insn><mode>3): Likewise.
2005 (*avx_mulv8hi3): Likewise.
2006 (*avxv8hi3_highpart): Likewise.
2007 (*avx_umulv8hi3_highpart): Likewise.
2008 (*avx_umulv2siv2di3): Likewise.
2009 (*avx_mulv2siv2di3): Likewise.
2010 (*avx_pmaddwd): Likewise.
2011 (*avx_mulv4si3): Likewise.
2012 (*avx_ashr<mode>3): Likewise.
2013 (*avx_lshr<mode>3): Likewise.
2014 (*avx_ashl<mode>3): Likewise.
2015 (*avx_<code><mode>3): Likewise.
2016 (*avx_eq<mode>3): Likewise.
2017 (*avx_gt<mode>3): Likewise.
2018 (*avx_nand<mode>3): Likewise.
2019 (*avx_nand<mode>3): Likewise.
2020 (*avx_<code><mode>3): Likewise.
2021 (*avx_<code><mode>3): Likewise.
2022 (*avx_packsswb): Likewise.
2023 (*avx_packssdw): Likewise.
2024 (*avx_packuswb): Likewise.
2025 (*avx_punpckhbw): Likewise.
2026 (*avx_punpcklbw): Likewise.
2027 (*avx_punpckhwd): Likewise.
2028 (*avx_punpcklwd): Likewise.
2029 (*avx_punpckhdq): Likewise.
2030 (*avx_punpckldq): Likewise.
2031 (*avx_pinsr<avxmodesuffixs>): Likewise.
2032 (*avx_pinsrq): Likewise.
2033 (*avx_loadld): Likewise.
2034 (*vec_extractv2di_1_rex64_avx): Likewise.
2035 (*vec_extractv2di_1_avx): Likewise.
2036 (*vec_dupv2di_avx): Likewise.
2037 (*vec_concatv2si_avx): Likewise.
2038 (*vec_concatv4si_1_avx): Likewise.
2039 (*vec_concatv2di_avx): Likewise.
2040 (*vec_concatv2di_rex64_avx): Likewise.
2041 (*avx_uavgv16qi3): Likewise.
2042 (*avx_uavgv8hi3): Likewise.
2043 (*avx_psadbw): Likewise.
2044 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
2045 (*avx_phaddwv8hi3): Likewise.
2046 (*avx_phadddv4si3): Likewise.
2047 (*avx_phaddswv8hi3): Likewise.
2048 (*avx_phsubwv8hi3): Likewise.
2049 (*avx_phsubdv4si3): Likewise.
2050 (*avx_phsubswv8hi3): Likewise.
2051 (*avx_pmaddubsw128): Likewise.
2052 (*avx_pmulhrswv8hi3): Likewise.
2053 (*avx_pshufbv16qi3): Likewise.
2054 (*avx_psign<mode>3): Likewise.
2055 (*avx_palignrti): Likewise.
2056 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2057 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2058 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2059 (*avx_mpsadbw): Likewise.
2060 (*avx_packusdw): Likewise.
2061 (*avx_pblendvb): Likewise.
2062 (*avx_pblendw): Likewise.
2063 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2064 (avx_ptest256): Likewise.
2065 (avx_roundp<avxmodesuffixf2c>256): Likewise.
2066 (*avx_rounds<ssemodesuffixf2c>): Likewise.
2067 (*avx_aesenc): Likewise.
2068 (*avx_aesenclast): Likewise.
2069 (*avx_aesdec): Likewise.
2070 (*avx_aesdeclast): Likewise.
2071 (avx_vzeroupper): Likewise.
2072 (avx_vzeroupper_rex64): Likewise.
2073 (avx_vpermil<mode>): Likewise.
2074 (avx_vpermilvar<mode>3): Likewise.
2075 (avx_vpermil2<mode>3): Likewise.
2076 (avx_vperm2f128<mode>3): Likewise.
2077 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2078 (avx_vbroadcastss256): Likewise.
2079 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
2080 (avx_vinsertf128<mode>): Likewise.
2081 (vec_set_lo_<mode>): Likewise.
2082 (vec_set_hi_<mode>): Likewise.
2083 (vec_set_lo_<mode>): Likewise.
2084 (vec_set_hi_<mode>): Likewise.
2085 (vec_set_lo_v16hi): Likewise.
2086 (vec_set_hi_v16hi): Likewise.
2087 (vec_set_lo_v32qi): Likewise.
2088 (vec_set_hi_v32qi): Likewise.
2089 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2090 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2091 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
2092 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
2093 (vec_init<mode>): Likewise.
2094 (*vec_concat<mode>_avx): Likewise.
2095 (blendbits): Support V8SF and V4DF.
2096 (sse2_movq128): Support AVX.
2097 (<sse>_movnt<mode>): Likewise.
2098 (sse2_movntv2di): Likewise.
2099 (sse_rcpv4sf2): Likewise.
2100 (sse_sqrtv4sf2): Likewise.
2101 (sse_rsqrtv4sf2): Likewise.
2102 (<sse>_comi): Likewise.
2103 (<sse>_ucomi): Likewise.
2104 (sse_cvtss2si): Likewise.
2105 (sse_cvtss2si_2): Likewise.
2106 (sse_cvtss2siq): Likewise.
2107 (sse_cvtss2siq_2): Likewise.
2108 (sse_cvttss2si): Likewise.
2109 (sse_cvttss2siq): Likewise.
2110 (sse2_cvtsd2si): Likewise.
2111 (sse2_cvtsd2si_2): Likewise.
2112 (sse2_cvtsd2siq): Likewise.
2113 (sse2_cvtsd2siq_2): Likewise.
2114 (sse2_cvttsd2si): Likewise.
2115 (sse2_cvttsd2siq): Likewise.
2116 (sse2_cvtdq2pd): Likewise.
2117 (*sse2_cvtpd2dq): Likewise.
2118 (*sse2_cvttpd2dq): Likewise.
2119 (*sse2_cvtpd2ps): Likewise.
2120 (sse2_cvtps2pd): Likewise.
2121 (sse3_movshdup): Likewise.
2122 (sse3_movsldup): Likewise.
2123 (sse_storehps): Likewise.
2124 (*sse4_1_extractps): Likewise.
2125 (sse2_storelpd): Likewise.
2126 (vec_dupv2df_sse3): Likewise.
2127 (*vec_concatv2df_sse3): Likewise.
2128 (*sse4_1_pextrb): Likewise.
2129 (*sse4_1_pextrb_memory): Likewise.
2130 (*sse2_pextrw): Likewise.
2131 (*sse4_1_pextrw_memory): Likewise.
2132 (*sse4_1_pextrd): Likewise.
2133 (*sse4_1_pextrq): Likewise.
2134 (sse2_pshufd_1): Likewise.
2135 (sse2_pshuflw_1): Likewise.
2136 (sse2_pshufhw_1): Likewise.
2137 (*sse2_storeq_rex64): Likewise.
2138 (*vec_dupv4si): Likewise.
2139 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
2140 (sse2_pmovmskb): Likewise.
2141 (*sse2_maskmovdqu): Likewise.
2142 (*sse2_maskmovdqu_rex64): Likewise.
2143 (sse_ldmxcsr): Likewise.
2144 (sse_stmxcsr): Likewise.
2145 (abs<mode>2): Likewise.
2146 (sse4_1_movntdqa): Likewise.
2147 (sse4_1_phminposuw): Likewise.
2148 (sse4_1_extendv8qiv8hi2): Likewise.
2149 (*sse4_1_extendv8qiv8hi2): Likewise.
2150 (sse4_1_extendv4qiv4si2): Likewise.
2151 (*sse4_1_extendv4qiv4si2): Likewise.
2152 (sse4_1_extendv2qiv2di2): Likewise.
2153 (*sse4_1_extendv2qiv2di2): Likewise.
2154 (sse4_1_extendv4hiv4si2): Likewise.
2155 (*sse4_1_extendv4hiv4si2): Likewise.
2156 (sse4_1_extendv2hiv2di2): Likewise.
2157 (*sse4_1_extendv2hiv2di2): Likewise.
2158 (sse4_1_extendv2siv2di2): Likewise.
2159 (*sse4_1_extendv2siv2di2): Likewise.
2160 (sse4_1_zero_extendv8qiv8hi2): Likewise.
2161 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
2162 (sse4_1_zero_extendv4qiv4si2): Likewise.
2163 (*sse4_1_zero_extendv4qiv4si2): Likewise.
2164 (sse4_1_zero_extendv2qiv2di2): Likewise.
2165 (*sse4_1_zero_extendv2qiv2di2): Likewise.
2166 (sse4_1_zero_extendv4hiv4si2): Likewise.
2167 (*sse4_1_zero_extendv4hiv4si2): Likewise.
2168 (sse4_1_zero_extendv2hiv2di2): Likewise.
2169 (*sse4_1_zero_extendv2hiv2di2): Likewise.
2170 (sse4_1_zero_extendv2siv2di2): Likewise.
2171 (*sse4_1_zero_extendv2siv2di2): Likewise.
2172 (sse4_1_ptest): Likewise.
2173 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
2174 (sse4_2_pcmpestri): Likewise.
2175 (sse4_2_pcmpestrm): Likewise.
2176 (sse4_2_pcmpistri): Likewise.
2177 (sse4_2_pcmpistrm): Likewise.
2179 (aeskeygenassist): Likewise.
2181 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
2183 * config/i386/predicates.md (vzeroall_operation): New.
2185 * config/i386/sse.md (avx_vzeroall): New.
2186 (*avx_vzeroall): Likewise.
2188 2008-08-28 Paul Brook <paul@codesourcery.com>
2189 Mark Shinwell <shinwell@codesourcery.com>
2190 Richard Earnshaw <richard.earnshaw@arm.com>
2192 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
2193 (TARGET_MIN_ANCHOR_OFFSET): New.
2194 (arm_override_options): Set correct anchor ranges for Thumb-1
2195 and Thumb-2 if required.
2196 (legitimize_pic_address): Handle case involving a TLS symbol
2197 reference with an addend.
2198 (arm_optimization_options): Enable section anchors at -O1 and
2200 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
2201 * config/arm/arm-protos.h (arm_optimization_options): New.
2203 2008-08-28 Nick Clifton <nickc@redhat.com>
2205 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
2206 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
2209 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
2210 * config/v850/v850.md (return): Remove frame size restriction.
2212 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
2214 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
2216 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
2218 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
2220 2008-08-28 Paul Brook <paul@codesourcery.com>
2222 * config/arm/vfp11.md: Update license notice.
2223 * config/arm/cortex-r4.md: Ditto.
2225 2008-08-28 Richard Guenther <rguenther@suse.de>
2227 PR tree-optimization/37207
2228 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
2231 2008-08-28 Dodji Seketeli <dodji@redhat.com>
2234 * tree.c (int_fits_type_p): Don't forget unsigned integers
2235 of type sizetype which higher end word equals -1.
2237 2008-08-28 Ira Rosen <irar@il.ibm.com>
2239 * target.h (struct vectorize): Add new target builtin.
2240 * tree-vectorizer.c (destroy_loop_vec_info): Call
2241 vect_free_slp_instance instead of vect_free_slp_node.
2242 * tree-vectorizer.h (enum slp_load_perm_type): New.
2243 (struct _slp_instance): Add new fields.
2244 (SLP_INSTANCE_LOAD_PERMUTATION): New.
2245 (SLP_INSTANCE_LOADS): New.
2246 (vect_free_slp_tree): Remove.
2247 (vect_free_slp_instance): Declare.
2248 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
2249 (vectorizable_load): Add argument.
2250 (vect_transform_slp_perm_load): New.
2251 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
2253 (vect_get_place_in_interleaving_chain): New function.
2254 (vect_free_slp_tree): Make static.
2255 (vect_free_slp_instance): New function.
2256 (vect_build_slp_tree): Add new arguments. Allow load permutations and
2257 collect the load location in the interleaving chain.
2258 (vect_supported_slp_permutation_p): New function.
2259 (vect_supported_load_permutation_p): Likewise.
2260 (vect_analyze_slp_instance): In case of loads permutation, call
2261 vect_supported_load_permutation_p to check that the permutation is
2263 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
2264 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
2265 (vect_create_mask_and_perm): New function.
2266 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
2267 (vectorizable_load): Add an argument. Don't keep the created vectors
2268 statements in the node if permutation is required. Call
2269 vect_transform_slp_perm_load to generate the permutation.
2270 (vect_transform_stmt): Add new argument. Call vectorizable_load with
2271 additional argument.
2272 (vect_schedule_slp_instance): In case of loads permutation, allocate
2273 vectorized statements structure for all the related SLP nodes. Call
2274 vect_transform_stmt with addditional argument.
2275 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
2276 * config/spu/spu.c (spu_builtin_vec_perm): New.
2277 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2278 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
2279 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
2280 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2282 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
2284 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
2285 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
2286 __gthread_cond_signal, __gthread_cond_timedwait,
2287 __gthread_cond_timedwait_recursive): New functions.
2288 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
2290 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
2293 2008-08-28 Richard Guenther <rguenther@suse.de>
2296 * fold-const.c (maybe_canonicalize_comparison_1): Require
2297 undefined overflow only for canonicalizing A +- CST cmp CST.
2298 Make sure to not generate new constants that are not inside
2299 their TYPE_MIN/MAX_VALUE range.
2300 (maybe_canonicalize_comparison): Remove undefined overflow
2302 (fold_binary): Remove now duplicate folding.
2304 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2306 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
2307 use not updated in the last change.
2309 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
2311 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
2312 (IRA_COVER_CLASSES): Add FPUL_REGS.
2314 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2317 * c-common.c (conversion_warning): Check for null operands.
2319 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2322 * c-decl.c (check_for_loop_decls): Improve error message. Give
2325 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2328 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
2329 (convert_for_assignment): Pass corrent OPT_W* parameter to
2330 WARN_FOR_ASSIGNMENT.
2332 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2335 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
2337 2008-08-27 Paul Brook <paul@codesourcery.com>
2339 * config.gcc: Loosen checks for arm uclinux eabi targets.
2341 2008-08-27 Paul Brook <paul@codesourcery.com>
2343 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
2345 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
2347 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
2349 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
2350 the enumerators of an ENUMERAL_TYPE.
2351 * dbxout.c (dbxout_type): Ditto.
2353 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
2356 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
2357 (fwprop_addr): Check that the loop_father is not the outer loop.
2359 2008-08-26 Paul Brook <paul@codesourcery.com>
2361 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
2362 Remove documentation entry for fmul type.
2363 Use fmuls to annotate single-precision multiplication patterns,
2364 fmuld to annotate double-precision multiplication patterns,
2365 fmacs to annotate single-precision multiply-accumulate patterns
2366 and fmacd to annotate double-precision multiply-accumulate patterns.
2367 * config/arm/vfp11.md: Update reservations accordingly.
2368 * config/arm/arm.md: Note that certain values of the "type"
2369 attribute are documented in vfp.md.
2370 * config/arm/arm1020e.md: Remove out of date duplicate comment.
2371 (v10_cvt): Use new fmul types.
2373 2008-08-26 Paul Brook <paul@codesourcery.com>
2375 * config/arm/vfp.md: Move pipeline description for VFP11 to...
2376 * config/arm/vfp11.md: ...here. New.
2377 * config/arm/arm.md: Include vfp11.md.
2379 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
2381 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
2382 parameter to inform call.
2384 2008-08-26 Jeff Law <law@redhat.com>
2386 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
2387 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
2388 preferred class when copying a constant into a partial word register.
2390 2008-08-26 Ben Elliston <bje@au.ibm.com>
2392 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
2393 * cp/typeck.c: Likewise.
2394 * cp/tree.c: Likewise.
2395 * gimple-low.c: Likewise.
2398 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
2400 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
2401 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
2403 * doc/passes.texi: Describe IRA.
2405 * doc/tm.texi (IRA_COVER_CLASSES,
2406 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
2408 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
2409 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
2410 -fira-propagate-cost, -fno-ira-share-save-slots,
2411 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
2413 * flags.h (ira_algorithm): New enumeration.
2414 (flag_ira_algorithm, flag_ira_verbose): New external variable
2417 * postreload.c (gate_handle_postreload): Don't do post reload
2418 optimizations unless the reload is completed.
2420 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
2423 * tree-pass.h (pass_ira): New external variable declaration.
2425 * reload.h: Add 2008 to the Copyright.
2427 * cfgloopanal.c: Include params.h.
2428 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
2431 * params.h (IRA_MAX_LOOPS_NUM): New macro.
2433 * toplev.c (ira.h): New include.
2434 (flag_ira_algorithm, flag_ira_verbose): New external variables.
2435 (backend_init_target): Call ira_init.
2436 (backend_init): Call ira_init_once.
2437 (finalize): Call finish_ira_once.
2439 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
2440 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
2443 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
2444 may_move_out_cost): New external variable declarations.
2445 (move_table): New typedef.
2447 * caller-save.c: Include headers output.h and ira.h.
2448 (no_caller_save_reg_set): New global variable.
2449 (save_slots_num, save_slots): New variables.
2450 (reg_save_code, reg_restore_code, add_stored_regs): Add
2452 (init_caller_save): Set up no_caller_save_reg_set.
2453 (init_save_areas): Reset save_slots_num.
2454 (saved_hard_reg): New structure.
2455 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
2456 (initiate_saved_hard_regs, new_saved_hard_reg,
2457 finish_saved_hard_regs, saved_hard_reg_compare_func): New
2459 (setup_save_areas): Add code for sharing stack slots.
2460 (all_blocks): New variable.
2461 (save_call_clobbered_regs): Process pseudo-register too.
2462 (mark_set_regs): Process pseudo-register too.
2463 (insert_one_insn): Put the insn after bb note in a empty basic
2464 block. Add insn check.
2466 * global.c (eliminable_regset): Make it external.
2467 (mark_elimination): Use DF_LR_IN for IRA.
2468 (pseudo_for_reload_consideration_p): New.
2469 (build_insn_chain): Make it external. Don't ignore spilled
2470 pseudos for IRA. Use pseudo_for_reload_consideration_p.
2471 (gate_handle_global_alloc): New function.
2472 (pass_global_alloc): Add the gate function.
2474 * opts.c (decode_options): Set up flag_ira. Print the warning for
2476 (common_handle_option): Process -fira-algorithm and -fira-verbose.
2478 * timevar.def (TV_IRA, TV_RELOAD): New passes.
2480 * regmove.c (regmove_optimize): Don't do replacement of output for
2483 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
2484 New external variable declarations.
2486 * local-alloc.c (update_equiv_regs): Make it external. Return
2487 true if jump label rebuilding should be done. Rescan new_insn for
2489 (gate_handle_local_alloc): New function.
2490 (pass_local_alloc): Add the gate function.
2492 * alias.c (value_addr_p, stack_addr_p): New functions.
2493 (nonoverlapping_memrefs_p): Use them for IRA.
2495 * common.opt (fira, fira-algorithm, fira-coalesce,
2496 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
2497 fira-verbose): New options.
2499 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
2500 move_cost, may_move_in_cost, may_move_out_cost): Make the
2502 (move_table): Remove typedef.
2503 (init_move_cost): Make it external.
2504 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
2507 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
2508 setup_reg_classes): New function prototypes.
2509 (eliminable_regset): New external variable declaration.
2510 (build_insn_chain, update_equiv_regs): New function prototypes.
2512 * Makefile.in (IRA_INT_H): New definition.
2513 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
2514 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
2515 (reload1.o, toplev.o): Add dependence on ira.h.
2516 (cfgloopanal.o): Add PARAMS_H.
2517 (caller-save.o): Add dependence on output.h and ira.h.
2518 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
2519 ira-emit.o, ira-lives.o): New entries.
2521 * passes.c (pass_ira): New pass.
2523 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
2525 * reload1.c (ira.h): Include the header.
2526 (changed_allocation_pseudos): New bitmap.
2527 (init_reload): Initiate the bitmap.
2528 (compute_use_by_pseudos): Permits spilled registers in FROM.
2529 (temp_pseudo_reg_arr): New variable.
2530 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
2531 IRA. Call alter_reg with the additional parameter. Don't clear
2532 spilled_pseudos for IRA. Restore original insn chain for IRA.
2533 Clear changed_allocation_pseudos at the end of reload.
2534 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
2535 (hard_regno_to_pseudo_regno): New variable.
2536 (count_pseudo): Check spilled pseudos. Set up
2537 hard_regno_to_pseudo_regno.
2538 (count_spilled_pseudo): Check spilled pseudos. Update
2539 hard_regno_to_pseudo_regno.
2540 (find_reg): Use better_spill_reload_regno_p. Check
2541 hard_regno_to_pseudo_regno.
2542 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
2544 (eliminate_regs_1): Use additional parameter for alter_reg.
2545 (finish_spills): Set up pseudo_previous_regs only for spilled
2546 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
2547 more arguments. Don't clear live_throughout and dead_or_set for
2548 spilled pseudos. Use additional parameter for alter_reg. Call
2549 mark_allocation_change. Set up changed_allocation_pseudos.
2550 Remove sanity check.
2551 (emit_input_reload_insns, delete_output_reload): Use additional
2552 parameter for alter_reg. Call mark_allocation_change.
2553 (substitute, gen_reload_chain_without_interm_reg_p): New
2555 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
2557 * testsuite/gcc.dg/20080410-1.c: New file.
2559 * config/s390/s390.h (IRA_COVER_CLASSES,
2560 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
2562 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
2564 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
2566 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
2568 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
2570 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
2572 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
2574 2008-08-24 Jeff Law <law@redhat.com>
2575 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
2576 when ignoring unavailable registers.
2578 2008-08-24 Jeff Law <law@redhat.com>
2579 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
2580 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
2581 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
2582 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
2584 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
2585 * ira-build.c (allocno_range_compare_func): Stabilize sort.
2587 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
2588 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
2589 * reload1.c (find_reg): Process registers in register allocation order.
2591 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
2592 * toplev.c (backend_init_target): Move ira_init call from
2594 (lang_dependent_init_target): ...to here.
2596 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
2597 * ira.c (setup_class_subset_and_memory_move_costs): Don't
2598 calculate memory move costs for NO_REGS.
2600 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
2601 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
2602 STACK_REGS is defined.
2604 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2605 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
2607 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
2608 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
2610 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
2611 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
2612 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
2615 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
2616 Dorit Nuzman <dorit@il.ibm.com>
2618 * gcc/config/spu/spu.md (vec_extract_evenv4si,
2619 vec_extract_evenv4sf, vec_extract_evenv8hi,
2620 vec_extract_evenv16qi, vec_extract_oddv4si,
2621 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
2622 vec_interleave_highv4sf, vec_interleave_lowv4sf,
2623 vec_interleave_highv4si, vec_interleave_lowv4si,
2624 vec_interleave_highv8hi, vec_interleave_lowv8hi,
2625 vec_interleave_highv16qi, vec_interleave_lowv16qi,
2626 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
2628 2008-08-25 Janis Johnson <janis187@us.ibm.com>
2631 * config/rs6000/rs6000.c (optimization_options): Don't default to
2632 section anchors without toplevel reorder.
2634 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2636 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
2637 (mfc_end_critical_section): Likewise.
2639 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2641 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
2642 all type qualifiers from element type to vector type.
2644 2008-08-25 David Daney <ddaney@avtrex.com>
2646 * config/mips/mips.md (immediate_insn): Move up in file, fix
2647 comment typo, reformat.
2648 (fetchop_bit, atomic_hiqi_op memory_barrier,
2649 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
2650 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
2651 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
2652 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
2653 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
2654 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
2655 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
2656 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
2657 sync_old_nand<mode>, sync_new_nand<mode>,
2658 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
2659 test_and_set_12): Moved to sync.md.
2661 * config/mips/sync.md: New file.
2663 2008-08-25 Richard Henderson <rth@redhat.com>
2665 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
2666 (regsave): Likewise.
2667 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
2668 (output_cfi_directive): Likewise.
2669 (div_data_align): New.
2670 (output_cfi): Use it.
2672 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
2674 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
2675 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
2676 (TARGET_OCTEON): New macro.
2677 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
2678 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
2679 (ISA_HAS_POP): New macro.
2680 * config/mips/driver-native.c (host_detect_local_cpu): Handle
2682 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
2684 * config/mips/mips.md (cpu): Add octeon.
2685 (type): Add pop attribute value.
2686 (popcount<mode>2): New pattern.
2687 * doc/invoke.texi (-march=@var{arch}): Add octeon.
2689 2008-08-24 Jan Hubicka <jh@suse.cz>
2691 * doc/invoke.texi (-fipa-cp-clone): New option.
2692 (-fipa-cp): Update docs.
2693 (--param ipcp-unit-growth):New.
2694 * ipa-cp.c: Include fibheap.h, params.h
2695 (ipcp_initialize_node_lattices): When not cloning, all externally
2696 visible functions are bottom.
2697 (ipcp_need_redirect_p): Accept clones.
2698 (ipcp_insert_stage): Use cost driven heuristics.
2699 (max_count, dead_nodes): New static vars.
2700 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
2701 ipcp_const_param_count): New functions.
2702 * common.opt (ipa-cp-clone): New command line option.
2703 * params.def (ipcp-unit-growth): New.
2705 2008-08-24 Jan Hubicka <jh@suse.cz>
2707 * tree-inline.c (tree_function_versioning): Look harder
2708 for referenced vars.
2710 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
2712 PR tree-optimization/37185
2713 * matrix-reorg.c (transform_access_sites): Update changed stmt.
2715 2008-08-23 Jan Hubicka <jh@suse.cz>
2717 * ipa-cp.c (ipcp_analyze_node): New function.
2718 (ipcp_update_cloned_node): Use it.
2719 (ipcp_init_stage): Likewise.
2720 * ipa-inline.c (function_insertion_hook_holder): New static var.
2721 (analyze_function): Break out from ....
2722 (inline_generate_summary): Here; register insertion hook.
2723 (cgraph_decide_inlining): Remove hook.
2724 (add_new_function): New function.
2726 2008-08-23 Jan Hubicka <jh@suse.cz>
2728 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
2730 2008-08-23 Jan Hubicka <jh@suse.cz>
2732 * ipa-cp.c (constant_val_insert): Remove.
2733 (ipcp_propagate_one_const): Remove.
2734 (ipcp_create_replace_map): Always insert replacements to the map.
2735 (ipcp_insert_stage): Do not try to insert statements by hand.
2736 * tree-inline.c (insert_init_stmt): Break out from ...
2737 (setup_one_parameter): ... here; allow NULL BB pointer.
2738 (tree_function_versioning): Use setup_one_parameter to process
2741 2008-08-23 Jan Hubicka <jh@suse.cz>
2743 * tree.c (decl_address_ip_invariant_p): New function.
2744 * tree.h (decl_address_ip_invariant_p): Declare.
2745 * gimple.c (strip_invariant_refs): Break out from ...
2746 (is_gimple_invariant_address): ... here
2747 (is_gimple_ip_invariant_address): New function.
2748 (is_gimple_ip_invariant): New function.
2749 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
2752 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
2753 (ipcp_lat_is_insertable): All constants are insertable.
2754 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
2755 IPA_CONST_VALUE_REF.
2756 (ipcp_initialize_node_lattices): Propagate all types of operands.
2757 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
2758 (ipcp_create_replace_map): Reformat.
2759 (ipcp_need_redirect_p): Simplify.
2760 (ipcp_insert_stage): Check that argument is used before clonning.
2761 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
2762 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
2763 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
2764 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
2765 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
2766 (jump_func_type): Remove IPA_CONST_VALUE_REF.
2767 * tree-inline.c (tree_function_versioning): Add variables referenced by
2770 2008-08-23 Jan Hubicka <jh@suse.cz>
2773 * i386.c (standard_80387_constant_p): Use optimize_size.
2775 2008-08-23 Ira Rosen <irar@il.ibm.com>
2777 PR tree-optimization/37161
2778 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
2779 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
2780 (vect_determine_vectorization_factor): Move the scalar type
2781 retrieval to vect_get_smallest_scalar_type.
2782 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
2783 scalar type. Remove redundant computation.
2784 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
2785 (vect_get_slp_defs): Take the type of RHS into account if
2786 necessary by calling vect_get_smallest_scalar_type. Call
2787 vect_get_constant_vectors with additional argument.
2789 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2792 * doc/invoke.texi (Wwrite-strings): Clarify description.
2794 2008-08-23 Ira Rosen <irar@il.ibm.com>
2796 PR tree-optimization/37174
2797 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
2798 def stmt is a part of the loop before accessing its stmt_vec_info.
2800 2008-08-22 Anatoly Sokolov <aesok@post.ru>
2803 * config/avr/avr.md (UNSPEC_SWAP): New constants.
2804 (*swap): New insn pattern.
2805 (*ashlqi3): Rename from ashlqi3 insn pattern.
2806 (ashlqi3): New expanders.
2807 (*lshrqi3): Rename from lshrqi3 insn pattern.
2808 (lshrqi3): New expanders.
2809 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
2810 lshrqi3_const5, lshrqi3_const6): New splitters.
2811 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
2812 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
2815 2008-08-22 Richard Guenther <rguenther@suse.de>
2817 PR tree-optimization/37078
2818 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
2819 [+INF, +INF] ranges.
2821 2008-08-22 Richard Guenther <rguenther@suse.de>
2823 PR tree-optimization/37143
2824 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
2825 a conversion statement instead of a copy.
2827 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
2830 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
2831 CCCmode, CCOmode and CCSmode destination modes.
2834 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
2835 from different units in a single alternative.
2836 (*vec_extractv2sf_1): Ditto.
2837 (*vec_extractv2si_0): Ditto.
2838 (*vec_extractv2si_1): Ditto.
2839 * config/i386/sse.md (sse2_storehpd): Ditto.
2840 (sse2_storelpd): Ditto.
2841 (sse2_loadhpd): Ditto.
2842 (sse2_loadlpd): Ditto.
2845 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
2846 (popcountsi2): Ditto.
2847 (clzdi2_abm): Ditto.
2848 (popcountdi2): Ditto.
2849 (clzhi2_abm): Ditto.
2850 (popcounthi2): Ditto.
2852 2008-08-22 Richard Guenther <rguenther@suse.de>
2856 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
2857 if the multiplication does not overflow.
2859 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
2861 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
2863 2008-08-21 Richard Henderson <rth@redhat.com>
2865 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
2866 spurrious comma from test.
2867 * configure: Rebuild.
2869 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2872 * builtins.c (fold_builtin_next_arg): Add warning about undefined
2875 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
2877 * c-tree.h (grokfield): New argument.
2878 * c-decl.c (grokfield): Handle new location argument.
2879 * c-parser.c (c_parser_struct_declaration): Pass location to
2882 2008-08-21 Richard Guenther <rguenther@suse.de>
2884 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
2886 2008-08-21 Jan Hubicka <jh@suse.cz>
2888 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
2889 (cgraph_add_function_insertion_hook,
2890 cgraph_remove_function_insertion_hook,
2891 cgraph_call_function_insertion_hooks): New functions.
2892 * cgraph.h (cgraph_add_function_insertion_hook,
2893 cgraph_remove_function_insertion_hook,
2894 cgraph_call_function_insertion_hooks): Declare.
2895 * ipa-reference.c (function_insertion_hook_holder): New variable.
2896 (check_operand, look_for_address_of): When checking late, do not care
2897 about module bitmaps.
2898 (add_new_function): New function.
2899 (generate_summary): Register hooks; zero module bitmaps.
2900 (propagate): Unregister hooks.
2901 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
2902 (add_new_function): New function.
2903 (generate_summary): Register hook.
2904 (propagate): Remove hook.
2906 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
2908 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
2909 * ipa-cp.c (ipcp_update_cloned_node): New function.
2910 (build_const_val): Handle functions correctly; bring type logic
2911 into sync with tree-inline.c
2912 (ipcp_init_stage): Take care of computing stuff needed by
2913 indirect inlining; update clones.
2914 (ipcp_generate_summary): Break out of ipcp_driver.
2915 (ipcp_driver): Do only execution and transformation.
2916 (pass_ipa_cp): Make IPA_PASS.
2917 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
2919 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
2920 ipcp, some info is already available.
2921 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
2922 * tree-inline.c (remap_ssa_name): Unshare expression.
2924 2008-08-21 Richard Guenther <rguenther@suse.de>
2926 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
2927 a PHI ask VN if it is already available.
2928 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
2929 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
2931 2008-08-21 Richard Guenther <rguenther@suse.de>
2934 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
2935 makes sure to produce a result of the correct type.
2937 2008-08-21 Jan Hubicka <jh@suse.cz>
2938 Backport from LTO branch:
2940 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2941 Jan Hubicka <jh@suse.cz>
2944 (init_state, finish_state, set_function_state, generate_summary):
2946 (scan_stmt): Renamed from scan_function. Changed to keep state in
2947 local static vars rather than cgraph aux field.
2948 (propagate): Renamed from static_execute. Changed to keep state in
2949 local static vars rather than cgraph aux field.
2950 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
2951 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
2953 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
2955 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
2956 * ipa-reference.c (init_function_info, generate_summary,
2957 propagate): New functions.
2958 (analyze_function): Call init_function_info.
2959 (static_execute): Stripped into generate_summary and propagate.
2960 (pass_ipa_reference): Made into ipa_opt_pass.
2962 2008-08-21 Richard Guenther <rguenther@suse.de>
2964 PR tree-optimization/37181
2965 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
2967 (extract_range_from_unary_expr): Likewise.
2969 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2971 * diagnostic.c (pedwarn_at): Rename as pedwarn.
2973 * toplev.h (pedwarn_at): Likewise.
2974 * builtins.c: Update all calls to pedwarn.
2975 * c-lex.c: Likewise.
2976 * toplev.c: Likewise.
2977 * c-tree.h: Likewise.
2978 * c-decl.c: Likewise.
2979 * c-errors.c: Likewise.
2980 * c-typeck.c: Likewise.
2981 * c-common.c: Likewise.
2982 * c-parser.c: Likewise.
2984 2008-08-20 Joseph Myers <joseph@codesourcery.com>
2987 * config/sparc/sparc.c (function_arg_slotno): Handle structure
2988 with MODE_VECTOR_INT mode.
2990 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2993 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
2994 initialized outside the current module.
2995 (warn_uninitialized_var): Ignore left-hand side when walking the
2996 trees. Ignore address expressions. Examine VUSE operands in gimple
2997 statements with a variable declaration on the right-hand side.
2999 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
3002 * rtlanal.c (subreg_offset_representable_p): Revert last change.
3004 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3007 * c-common.c (conversion_warning): Do not warn if applying bit-and
3008 operator to unsigned constant that fits in the target type.
3010 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3013 * c-common.c (conversion_warning): Do not warn for artificial
3016 2008-08-20 Richard Guenther <rguenther@suse.de>
3018 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
3019 (extract_range_from_binary_expr): Fall back to constant propagation.
3020 (extract_range_from_unary_expr): Likewise.
3022 2008-08-20 Richard Guenther <rguenther@suse.de>
3024 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
3025 with TREE_THIS_VOLATILE on shared nodes.
3026 (fold_stmt_r): Likewise.
3028 2008-08-20 Jakub Jelinek <jakub@redhat.com>
3031 * c-parser.c (c_parser_attributes): For keywords use canonical
3032 spelling for attr_name.
3034 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3036 * value-prof.c (check_counter): Revert wrong call to error.
3038 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3040 * profile.c: Update calls to inform.
3041 * value-prof.c: Update calls to inform.
3043 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3045 * diagnostic.c (inform): Add an explicit location_t parameter.
3046 * toplev.h (inform): Update declaration.
3047 * builtins.c: Update all calls to inform.
3048 * c-common.c: Likewise.
3049 * c-decl.c: Likewise.
3050 * c-opts.c: Likewise.
3051 * c-pch.c: Likewise.
3052 * c-pragma.c: Likewise.
3053 * c-typeck.c: Likewise.
3054 * coverage.c: Likewise.
3056 * toplev.c: Likewise.
3057 * tree-cfg.c: Likewise.
3058 * tree-ssa.c: Likewise.
3060 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
3063 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
3064 V2DI mode, for SSE4.1, use movq instead of vector set if the
3065 second element is zero and inter-unit moves are OK.
3067 2008-08-20 Richard Guenther <rguenther@suse.de>
3069 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
3070 properly handle conversion/copy chains after tuplification.
3072 2008-08-20 Richard Guenther <rguenther@suse.de>
3074 * passes.c (init_optimization_passes): Move the second
3075 forwprop pass before alias computation. Remove the second
3076 DCE pass. Remove the first dominator and phi copy/const
3079 2008-08-20 Nick Clifton <nickc@redhat.com>
3081 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
3082 support of this feature. Do not assume that a sufficiently new
3083 assembler will support the feature regardless of the target type.
3084 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
3085 * configure: Regenerate.
3087 2008-08-20 Richard Guenther <rguenther@suse.de>
3089 * tree-vrp.c (found_in_subgraph): Remove.
3090 (live): New global static.
3091 (live_on_edge): New function.
3092 (blocks_visited): Remove.
3093 (register_edge_assert_for_2): Use live_on_edge.
3094 (find_conditional_asserts): Remove code dealing with
3095 found_in_subgraph. Do not walk the CFG.
3096 (find_switch_asserts): Likewise.
3097 (find_assert_locations_1): Renamed from find_assert_locations.
3098 Move finding assert locations for conditional and switch
3099 statements first. Update live bitmap. Do not walk the CFG.
3100 (find_assert_locations): New function.
3101 (insert_range_assertions): Remove entry of CFG walk.
3102 Adjust call to find_assert_locations.
3103 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
3104 that only can appear because of fake exit edges but assert we
3105 never try to insert on those.
3106 (fini_pre): Do not remove fake exit edges here...
3107 (execute_pre): ...but here, before committing edge inserts.
3109 2008-08-19 Richard Guenther <rguenther@suse.de>
3111 * passes.c (init_optimization_passes): Exchange store-ccp
3114 2008-08-19 Rafael Espindola <espindola@google.com>
3116 * varasm.c (weak_decls): Move earlier in the file.
3117 (assemble_external): Add weak decls to the weak_decls list.
3118 (declare_weak): Don't add decls to the weak_decls list.
3120 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
3123 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
3124 before (sse2_shufpd_<mode>).
3126 2008-08-19 Jakub Jelinek <jakub@redhat.com>
3129 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
3130 * tree.c (block_nonartificial_location): Likewise.
3132 2008-08-19 Richard Guenther <rguenther@suse.de>
3134 PR tree-optimization/35972
3135 PR tree-optimization/23094
3136 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
3138 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
3139 handle MISALIGNED_INDIRECT_REF.
3140 (get_ref_from_reference_ops): New helper.
3141 (vn_reference_lookup_pieces): Walk the use-def chain using the
3142 alias-oracle if requested.
3143 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
3144 walking the use-def chain.
3145 (compute_avail): But not here.
3146 (create_component_ref_by_pieces_1): Properly handle
3147 MISALIGNED_INDIRECT_REF.
3148 (do_regular_insertion): Handle fully redundant
3149 expressions after PHI-translation also for SSA_NAME values, not
3150 only constants. Correctly use edoubleprime for that.
3152 2008-08-19 Ira Rosen <irar@il.ibm.com>
3154 * tree-vectorizer.c (supportable_widening_operation): Support
3155 multi-step conversion, return the number of steps in such conversion
3156 and the required intermediate types.
3157 (supportable_narrowing_operation): Likewise.
3158 * tree-vectorizer.h (vect_pow2): New function.
3159 (supportable_widening_operation): Change argument types.
3160 (supportable_narrowing_operation): Likewise.
3161 (vectorizable_type_promotion): Add an argument.
3162 (vectorizable_type_demotion): Likewise.
3163 * tree-vect-analyze.c (vect_analyze_operations): Call
3164 vectorizable_type_promotion and vectorizable_type_demotion with
3165 additional argument.
3166 (vect_get_and_check_slp_defs): Detect patterns.
3167 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
3169 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
3170 vect_build_slp_tree with correct arguments. Calculate unrolling factor
3171 according to the smallest type in the loop.
3172 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
3173 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
3174 supportable_widening_operation with correct arguments.
3175 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
3176 operands lists according to the number of vector statements in left
3177 or right node, if exists.
3178 (vect_gen_widened_results_half): Remove unused argument.
3179 (vectorizable_conversion): Call supportable_widening_operation,
3180 supportable_narrowing_operation, and vect_gen_widened_results_half
3181 with correct arguments.
3182 (vectorizable_assignment): Change documentation, support multiple
3184 (vectorizable_operation): Likewise.
3185 (vect_get_loop_based_defs): New function.
3186 (vect_create_vectorized_demotion_stmts): Likewise.
3187 (vectorizable_type_demotion): Support loop-aware SLP and general
3188 multi-step conversion. Call vect_get_loop_based_defs and
3189 vect_create_vectorized_demotion_stmts for transformation.
3190 (vect_create_vectorized_promotion_stmts): New function.
3191 (vectorizable_type_promotion): Support loop-aware SLP and general
3192 multi-step conversion. Call vect_create_vectorized_promotion_stmts
3194 (vectorizable_store): Change documentation, support multiple
3196 (vectorizable_load): Likewise.
3197 (vect_transform_stmt): Pass SLP_NODE to
3198 vectorizable_type_promotion and vectorizable_type_demotion.
3199 (vect_schedule_slp_instance): Move here the calculation of number
3200 of vectorized statements for each node from...
3201 (vect_schedule_slp): ... here.
3202 (vect_transform_loop): Call vect_schedule_slp without the last
3205 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
3208 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
3209 to == in assert statement.
3210 (vectorizable_reduction): Fix typo.
3212 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3215 * value-prof.c (check_counter): Dereference pointer to overall
3216 count when printing it.
3218 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3220 * profile.h: Really add it.
3222 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3224 * mcf.c: Really add it.
3226 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
3227 Vinodha Ramasamy <vinodha@google.com>
3229 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
3231 * value-prof.c (check_counter): Fix the counter if
3232 flag_profile_correction is true.
3233 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3234 tree_mod_subtract_transform):
3235 Follow check_counter parameter change.
3236 * common.opt (fprofile-correction): New option.
3238 * profile.h: Likewise.
3239 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
3240 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
3241 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
3243 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
3244 flag_profile_correction is set.
3246 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
3248 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
3250 2008-08-18 Tomas Bily <tbily@suse.cz>
3252 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
3253 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
3255 * tree-data-ref.c (split_constant_offset_1): Likewise.
3256 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
3257 * tree-sra.c (sra_walk_expr): Likewise.
3258 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
3259 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
3260 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
3261 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
3263 * gimple.c (gimple_assign_unary_nop_p): Likewise.
3264 * tree-vect-transform.c (vectorizable_type_demotion)
3265 (vectorizable_type_promotion): Likewise.
3266 * tree-inline.c (expand_call_inline):
3267 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
3268 (forward_propagate_addr_expr_1, forward_propagate_comparison)
3269 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3270 * expr.c (expand_expr_real_1): Likewise.
3271 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
3272 (gimple_assign_unary_useless_conversion_p): Likewise.
3273 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3274 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
3275 * fold-const.c (fold_unary): Likewise.
3276 * tree.h (CONVERT_EXPR_P): Likewise.
3277 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
3278 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
3280 (register_edge_assert_for_2, extract_range_from_unary_expr)
3281 (register_edge_assert_for_1): Likewise.
3283 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3285 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
3286 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
3287 (enum real_value_const): Delete.
3288 (get_real_const): Delete.
3289 * real.c (get_real_const): Delete.
3290 (dconst_e_ptr): Define.
3291 (dconst_third_ptr): Define.
3292 (dconst_sqrt2_ptr): Define.
3293 * builtins.c: Update all callers.
3295 2008-08-18 Richard Guenther <rguenther@suse.de>
3297 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
3298 statement iterator after statement removal.
3300 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
3302 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
3303 (detect_processor_freebsd): Likewise.
3304 (host_detect_local_cpu): Call newly added functions for FreeBSD.
3306 2008-08-18 Richard Guenther <rguenther@suse.de>
3308 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
3309 and loads have the correct types.
3311 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3314 * c-opts.c (cpp_opts): Remove static.
3315 * c-parser.c (cpp_opts): Declare it extern.
3316 (disable_extension_diagnostics): Handle cpp options.
3317 (enable_extension_diagnostics): Likewise.
3319 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3321 * diagnostics.c (permerror_at): Rename as permerror.
3322 (permerror): Delete.
3323 * toplev.h: Likewise.
3325 2008-08-18 Richard Guenther <rguenther@suse.de>
3327 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
3328 sdse1 and addressables2 passes. Replace dce1 with cddce1.
3329 Move call_cdce before build_alias. Move copyrename2,
3330 cunrolli and ccp2 beafore build_alias. Re-add addressable2
3331 right after final inlining.
3332 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
3333 (pass_build_cfg): But instead via TODO_dump_func.
3335 2008-08-18 Richard Guenther <rguenther@suse.de>
3337 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
3339 (scalarize_init): If we failed to generate some initializers
3340 do not generate zeros for not instantiated members. Instead
3341 rely on the copy out.
3342 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
3343 about missing flow-sensitive alias info only if we have
3346 2008-08-17 Nick Clifton <nickc@redhat.com>
3348 * doc/extend.texi (Function Attributes): Fix typo in description
3349 if hot function attribute.
3351 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
3352 Richard Sandiford <rdsandiford@googlemail.com>
3354 * doc/install.texi (--with-mips-plt): Document.
3355 * doc/invoke.texi (-mplt, -mno-plt): Document.
3356 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
3357 and handle ${with_mips_plt}.
3358 * config/mips/mips.opt (mplt): New option.
3359 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
3360 (TARGET_ABICALLS_PIC2): Likewise.
3361 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
3362 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
3363 (ASM_SPEC): Use !mabi=* instead of !mabi*.
3364 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
3365 to decide whether to output ".option picX" directives.
3366 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
3367 Pass -call_nonpic rather than -KPIC for -mplt.
3368 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
3369 on the command line. Also remove it when -mabi=64 is used without
3371 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
3372 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
3373 TARGET_ABICALLS_PIC0.
3374 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
3376 (mips16_build_function_stub): Only output ".option pic" directives
3377 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
3378 (mips16_build_call_stub): Fix comment and remove redundant
3379 ".set at"/"set .noat" directives.
3380 (mips_function_rodata_section): Use the default behaviour for
3381 TARGET_ABSOLUTE_ABICALLS.
3382 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
3383 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
3384 (mips_restore_gp): Do nothing if the current function doesn't use
3386 (mips_expand_prologue): Only save $gp if the current function uses it.
3387 Use a normal move for TARGET_ABICALLS_PIC0.
3388 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
3390 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
3392 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
3393 of function when handling GLOBAL_POINTER_REGNUM.
3395 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
3398 * common.opt (-fstack-check): Do not declare the variable here.
3399 (-fstack-check=): New option variant.
3400 * doc/invoke.texi (Code Gen Options): Document it.
3401 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
3402 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
3403 (STACK_CHECK_STATIC_BUILTIN): New macro.
3404 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
3405 * opts.c: Include expr.h.
3406 (common_handle_option) <OPT_fold_stack_check_>: New case.
3407 <OPT_fstack_check>: Likewise.
3408 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
3409 consistently in the test for variable-sized types. Adjust for
3410 new behaviour of flag_stack_check.
3411 * explow.c: Include except.h.
3412 (allocate_dynamic_stack_space): Do not take into account
3413 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
3414 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
3415 for variable-sized parameters. Treat all parameters whose size is
3416 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
3417 stack checking is enabled.
3418 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
3419 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
3420 if generic stack checking is enabled.
3421 (expand_function_end): Adjust for new behaviour of flag_stack_check.
3422 * reload1.c (reload): Likewise.
3423 * stmt.c (expand_decl): Assert that all automatic variables have
3424 fixed size at this point and remove dead code.
3425 * flags.h (stack_check_type): New enumeration type.
3426 (flag_stack_check): Declare.
3427 * toplev.c (flag_stack_check): New global variable.
3428 * Makefile.in (opts.o): Add dependency on EXPR_H.
3429 (explow.o): Add dependency on except.h.
3431 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
3433 * config/avr/avr.c (avr_override_options): Reduce value of
3434 PARAM_INLINE_CALL_COST.
3436 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
3438 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
3439 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
3440 lieu of TYPE_MODE (type) throughout.
3442 2008-08-15 Joseph Myers <joseph@codesourcery.com>
3444 * config/arm/arm.c (add_minipool_backward_ref): Check for
3445 8-byte-aligned entries in second case of forcing insertion after a
3446 particular entry. Change third case to avoid inserting
3447 non-8-byte-aligned entries before 8-byte-aligned ones.
3449 2008-08-15 Richard Guenther <rguenther@suse.de>
3451 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
3452 strip components for unknown size accesses.
3454 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
3456 * config/s390/2097.md New file.
3457 * config/s390/s390.md ("z10prop" attribute): Define none,
3458 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
3459 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
3460 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
3461 possible values and apply them to insns as appropriate.
3462 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
3463 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
3464 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
3465 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
3467 ("bfp" mode attribute): Removed. Every occurence replaced
3469 * config/s390/s390.c (struct "z10_cost"): Updated entries.
3470 * config/s390/2084.md (insn_reservation "x_itof"): Updated
3473 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3476 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
3479 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
3481 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
3482 additional argument. Support reduction when duplication is needed due
3483 to data-types of different sizes in the loop.
3484 (get_initial_def_for_induction): Fix printout.
3485 (vect_get_vec_def_for_stmt_copy): Support case where the
3486 vec_stmt_for_operand is a phi node.
3487 (vectorizable_reduction): Support reduction when duplication is needed
3488 due to data-types of different sizes in the loop.
3489 (vectorizable_call): Remove restriction to not vectorize in case we
3490 have data-types of different sizes in the loop.
3491 (vectorizable_conversion): Likewise.
3492 (vectorizable_operation): Likewise.
3493 (vectorizable_type_demotion): Likewise.
3494 (vectorizable_type_promotion): Likewise.
3495 (vectorizable_induction): Add restriction to not vectorize in case
3496 we have data-types of different sizes in the loop.
3498 2008-08-14 Christophe Saout <christophe@saout.de>
3499 Uros Bizjak <ubizjak@gmail.com>
3502 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
3503 (*vec_concatv2di_rex64_sse4_1): Ditto.
3504 (*vec_concatv2di_rex64_sse): Ditto.
3506 2008-08-14 Jakub Jelinek <jakub@redhat.com>
3509 * fold-const.c (fold_widened_comparison): Do not allow
3510 sign changes that change the result even if shorter type
3511 is wider than arg1_unw's type.
3513 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
3515 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
3516 Skip if the multilib testing specifies -march that does not
3517 agree with the one specified in the testcase.
3519 2008-08-13 Joseph Myers <joseph@codesourcery.com>
3521 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
3522 zero extend SImode values being converted to TFmode before passing
3525 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3527 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
3528 __PPU__ when targeting the Cell/B.E. PPU processor.
3530 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
3532 * gimple.h (gimple_call_set_chain): Accept SSA variables.
3533 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
3534 Rematerialize the static chain, if any.
3535 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
3538 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
3540 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
3541 (new_loc_descr): Likewise.
3542 (add_loc_descr): Likewise.
3543 (size_of_loc_descr): Likewise.
3544 (size_of_locs): Likewise.
3545 (output_loc_operands): Likewise.
3546 (output_loc_sequence): Likewise.
3547 (new_reg_loc_descr): New.
3548 (build_cfa_loc): Use it.
3549 (build_cfa_aligned_loc): Likewise.
3550 (one_reg_loc_descriptor): Likewise.
3551 (based_loc_descr): Likewise.
3553 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3556 * doc/invoke.texi (Wmain): Update.
3557 * c-decl.c (start_decl): warn_main is only 0 or 1.
3558 (start_function): Likewise. Fix formatting.
3559 (finish_function): Delete redundant warning.
3560 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
3561 * c-opts (c_common_handle_option): -Wall only has effect if
3562 warn_main is uninitialized. OPT_Wmain is automatically
3563 handled. -pedantic also enables Wmain.
3564 (c_common_post_options): Handle all logic for Wmain here.
3565 * c-common.c (warn_main): Delete.
3566 (check_main_parameter_types): Make pedwarns conditional on
3568 * c-common.h (warn_main): Delete.
3570 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
3573 * expr.c (emit_group_store): Allocate stack temp with the
3574 largest alignment when copying from register to stack.
3576 2008-08-13 Richard Guenther <rguenther@suse.de>
3578 * tree.h (maybe_fold_offset_to_address): Declare.
3579 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
3580 (ccp_fold): Handle pointer conversions the same as fold_stmt.
3581 Likewise for POINTER_PLUS_EXPR.
3582 (maybe_fold_offset_to_reference): Enable disabled code.
3583 (maybe_fold_offset_to_address): New function.
3584 (fold_stmt_r): Use it.
3585 (fold_gimple_assign): Likewise.
3586 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
3587 (gimplify_expr): Likewise.
3589 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3591 * toplev.h (pedwarn_at): Fix declaration.
3593 2008-08-13 Joseph Myers <joseph@codesourcery.com>
3595 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
3596 LINK_SPEC): Use %R in -Y P argument.
3598 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3601 * diagnostic.c (pedwarn_at): New.
3602 * toplev.h (pedwarn_at): Declare.
3603 * c-tree.h (build_enumerator): Update declaration.
3604 * c-decl.c (finish_enum): Update comment.
3605 (build_enumerator): Take a location parameter. Give a pedwarn but do
3606 not perform any conversion.
3607 * c-parser.c (c_parser_enum_specifier): Set correct location for
3610 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3613 * c-common.c (conversion_warning): Use a switch. Ignore boolean
3614 expressions except for conversions to signed:1 bitfields. Handle
3615 COND_EXPR with constant operands.
3617 2008-08-13 Richard Guenther <rguenther@suse.de>
3619 PR tree-optimization/15255
3620 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
3621 (struct oecount_s): New struct and VEC types.
3623 (oecount_hash): New function.
3624 (oecount_eq): Likewise.
3625 (oecount_cmp): Likewise.
3626 (zero_one_operation): New function.
3627 (build_and_add_sum): Likewise.
3628 (undistribute_ops_list): Perform un-distribution of multiplication
3629 and division on the chain of summands.
3630 (should_break_up_subtract): Also break up subtracts for factors.
3631 (reassociate_bb): Delete dead visited statements.
3632 Call undistribute_ops_list. Re-sort and optimize if it did something.
3633 * passes.c (init_optimization_passes): Move DSE before
3635 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
3638 2008-08-12 Janis Johnson <janis187@us.ibm.com>
3640 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
3642 * doc/invoke.texi: Revert unintended checkin.
3644 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
3647 * gcc.c (include_spec_function): Tweak call to find_a_file.
3649 2008-08-12 Jakub Jelinek <jakub@redhat.com>
3652 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
3653 and TRUTH_ORIF_EXPR.
3654 * dojump.c (do_jump): Likewise.
3656 PR tree-optimization/37084
3657 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
3658 if id->regimplify, don't assume stmt is a cast assignment.
3660 2008-08-12 Anatoly Sokolov <aesok@post.ru>
3662 * final.c (final_scan_insn): Use app_enable/app_disable functions.
3664 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3667 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
3670 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3672 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
3673 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
3675 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
3676 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
3677 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
3678 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
3679 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
3681 * doc/tm.texi (Storage Layout): Remove documentation for
3682 TARGET_FLOAT_FORMAT.
3684 * simplify-rtx.c (simplify_binary_operation_1): Replace
3685 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
3687 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3689 * real.h (struct real_format): New member has_sign_dependent_rounding.
3690 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
3691 spu_single_format, ieee_double_format, mips_double_format,
3692 motorola_double_format, ieee_extended_motorola_format,
3693 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
3694 ieee_extended_intel_96_round_53_format, ibm_extended_format,
3695 mips_extended_format, ieee_quad_format, mips_quad_format,
3696 vax_f_format, vax_d_format, vax_g_format): Initialize it.
3697 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
3699 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
3700 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
3701 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
3702 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
3703 (ROUND_TOWARDS_ZERO): Likewise.
3705 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
3706 (FLOAT_MODE_FORMAT): New macro.
3707 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
3708 (MODE_COMPOSITE_P): ... this new macro.
3709 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
3710 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
3711 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
3713 * flags.h: Include "real.h".
3715 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
3716 REAL_MODE_FORMAT_COMPOSITE_P.
3717 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
3719 * doc/tm.texi (Storage Layout): Remove documentation of
3720 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
3721 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
3722 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
3723 they only apply to libgcc2.a.
3725 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3727 * config/spu/float_disf.c: New file.
3728 * config/spu/float_unsdisf.c: New file.
3729 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
3730 (LIB2FUNCS_EXCLUDE): Define.
3732 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3733 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3735 * real.h (struct real_format): New member round_towards_zero.
3736 * real.c (round_for_format): Respect fmt->round_towards_zero.
3737 (ieee_single_format, mips_single_format, motorola_single_format,
3738 spu_single_format, ieee_double_format, mips_double_format,
3739 motorola_double_format, ieee_extended_motorola_format,
3740 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
3741 ieee_extended_intel_96_round_53_format, ibm_extended_format,
3742 mips_extended_format, ieee_quad_format, mips_quad_format,
3743 vax_f_format, vax_d_format, vax_g_format): Initialize it.
3744 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
3746 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
3747 real_format to choose rounding mode when calling MPFR functions.
3748 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
3749 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
3751 * real.h (real_to_decimal_for_mode): Add prototype.
3752 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
3753 Respect target rounding mode when generating decimal representation.
3754 (real_to_decimal): New stub for backwards compatibility.
3755 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
3756 real_to_decimal_for_mode instead of real_to_decimal.
3758 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
3760 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3761 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3763 * real.c (spu_single_format): New variable.
3764 * real.h (spu_single_format): Declare.
3766 * config/spu/spu.c (spu_override_options): Install SFmode format.
3767 (spu_split_immediate): Use integer mode to operate on pieces of
3768 floating-point values in all cases.
3770 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
3771 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
3772 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
3774 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3776 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
3778 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3780 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
3782 2008-08-12 Jakub Jelinek <jakub@redhat.com>
3785 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
3786 on the VAR_DECL instead of TYPE_READONLY on its type.
3788 2008-08-12 Ira Rosen <irar@il.ibm.com>
3790 * tree-vectorizer.c: Depend on langhooks.h.
3791 (supportable_widening_operation): Add two arguments. Support double
3793 (supportable_narrowing_operation): Likewise.
3794 * tree-vectorizer.h (supportable_widening_operation): Add two
3796 (supportable_narrowing_operation): Likewise.
3797 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
3798 supportable_widening_operation with correct arguments.
3799 * tree-vect-transform.c (vectorizable_conversion): Likewise.
3800 (vectorizable_type_demotion): Support double type conversions.
3801 (vectorizable_type_promotion): Likewise.
3802 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
3804 2008-08-11 Michael Matz <matz@suse.de>
3806 * i386/i386.c (override_options): Move initialisation from
3807 flag_schedule_insns_after_reload to here from ...
3808 (optimization_options): ... here.
3810 2008-08-11 Jakub Jelinek <jakub@redhat.com>
3812 PR rtl-optimization/36998
3813 * dwarf2out.c (compute_barrier_args_size_1,
3814 compute_barrier_args_size): Temporarily remove assertions.
3816 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3819 * tree-ssa.c (struct walk_data): Add new flag
3820 warn_possibly_uninitialized.
3821 (warn_uninitialized_var): Use it.
3822 (warn_uninitialized_vars): New.
3823 (execute_early_warn_uninitialized): Call it.
3824 (execute_late_warn_uninitialized): Likewise.
3826 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3829 * reload1.c (gen_reload): Guard calls to get_secondary_mem
3832 2008-08-09 Jan Hubicka <jh@suse.cz>
3835 * optabs.c (maybe_emit_unop_insn): Remove produced code if
3837 (expand_fix): Be prepared for expansion to fail.
3838 (expand_sfix_optab): Remove instructions if expansion failed.
3840 2008-08-09 Anatoly Sokolov <aesok@post.ru>
3842 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
3844 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
3845 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3847 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3849 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
3850 mips/t-libgcc-mips16 to tmake_file.
3851 * config/mips/mips-protos.h (mips_call_type): New enum.
3852 (mips_pic_base_register, mips_got_load): Declare.
3853 (mips_restore_gp): Take an rtx argument.
3854 (mips_use_pic_fn_addr_reg_p): Declare.
3855 (mips_expand_call): Replace the sibcall_p argument with
3856 a mips_call_type argument. Add a lazy_p parameter.
3857 (mips_split_call): Declare.
3858 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
3859 (MIPS16_PIC_TEMP): Likewise.
3860 (reg_class): Delete M16_NA_REGS.
3861 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
3862 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
3863 (mips_split_hi_p): Declare.
3864 * config/mips/mips.c (mips_split_hi_p): New array.
3865 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
3866 (mips_got_symbol_type_p): New function.
3867 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
3868 (mips16_stub_function_p): New function.
3869 (mips16_local_function_p): Likewise.
3870 (mips_use_pic_fn_addr_reg_p): Likewise.
3871 (mips_cannot_force_const_mem): Return false for HIGHs.
3872 Extend CONST_INT and symbolic handling to MIPS16, using
3873 mips_symbol_insns to check that the base symbol type is a
3874 legitimate constant. Reject GOT-based constants if
3875 TARGET_MIPS16_PCREL_LOADS.
3876 (mips_const_insns): Check targetm.cannot_force_const_mem when
3877 decomposing a symbolic base and a large offset.
3878 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
3879 When calling a function that needs $25 from MIPS16 code,
3880 move the target address into $25 separately and add a USE
3882 (mips16_gp_pseudo_reg): Insert the initializer immediately
3883 before the first real insn.
3884 (mips_pic_base_register, mips_got_load): New functions.
3885 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
3886 parameter to LOW_OUT. Say that it can be any valid SET_SRC
3887 when splitting a load-address operation. Split SYMBOL_GOT_DISP
3888 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
3889 (mips_call_tls_get_addr): Update the call to mips_expand_call,
3890 also passing NULL_RTX rather than const0_rtx as the aux argument.
3891 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
3892 instead of TARGET_EXPLICIT_RELOCS.
3893 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
3894 (mips_load_call_address): Replace the sibcall_p argument with
3895 a mips_call_type argument. Use mips_got_load.
3896 (mips16_local_alias): New structure.
3897 (mips16_local_aliases): New variable.
3898 (mips16_local_aliases_hash): New function.
3899 (mips16_local_aliases_eq): Likewise.
3900 (mips16_local_alias): Likewise.
3901 (mips16_stub_function): Likewise.
3902 (mips16_build_function_stub): Create a local alias for the target
3903 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
3904 .cpload directive and an R_MIPS_NONE relocation for the target
3905 function, then load the alias rather than the function itself.
3906 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
3907 (mips16_copy_fpr_return_value): Use mips16_stub_function and
3908 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
3909 (mips16_build_call_stub): Replace the FN parameter with an
3910 FN_PTR parameter. Force the address into a register if it
3911 isn't a call_insn_operand; don't rely on the caller to do this.
3912 If a call to a locally-defined and locally-binding MIPS16
3913 function must be made indirectly, redirect the call to the
3914 function's local alias. Use mips16_stub_function_p,
3915 mips16_stub_function, mips_expand_call and use_reg.
3916 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
3917 Use explicit %hi and %lo accesses where possible.
3918 Use MIPS_CALL to generate the correct code form of a
3919 jal instruction. Add clobbers of $18 instead of uses.
3920 Update the call to mips_emit_call_insn.
3921 (mips_expand_call): Replace the SIBCALL_P argument with a
3922 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
3923 Take a LAZY_P parameter. Call mips16_build_call_stub first,
3924 allowing it to modify the call address. Update the calls to
3925 mips_load_call_address and mips_emit_call_insn.
3926 (mips_split_call): New function.
3927 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
3928 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
3929 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
3930 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
3931 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
3933 (mips_cprestore_slot): New function.
3934 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
3935 and use mips_cprestore_slot.
3936 (mips_output_function_prologue): Handle TARGET_MIPS16 for
3938 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
3939 then use a copygp_mips16 instruction to set up $28.
3940 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
3941 (mips16_lay_out_constants): Call split_all_insns_noflow.
3942 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
3943 false if TARGET_MIPS16.
3944 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
3945 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
3946 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
3947 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
3948 MIPS16 code. Allow MIPS16 o32 PIC.
3949 (mips_override_options): Allow MIPS16 o32 PIC.
3950 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
3951 after reload if TARGET_USE_GOT.
3952 (UNSPEC_COPYGP): New constant.
3953 (length): Use a default length of 8 for MIPS16 GOT loads.
3954 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
3955 (*got_page<mode>): Check mips_split_hi_p.
3956 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
3957 (unspec_got<mode>, unspec_call<mode>): New expanders.
3958 (load_got<mode>, load_call<mode>): Remove the length attributes.
3959 Use a got attribute instead of a type attribute.
3960 (copygp_mips16): New insn.
3961 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
3962 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
3963 (sibcall, sibcall_value, call, call_value): Update the calls
3964 to mips_expand_call.
3965 (call_internal, call_value_internal): Use mips_split_call.
3966 (call_value_multiple_internal): Likewise.
3967 (call_split): Move after call_internal (the insn it is split from).
3968 (call_internal_direct, call_value_internal_direct): Turn into
3969 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
3970 (call_direct_split, call_value_direct_split): New patterns.
3971 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
3972 and use M16_REGS instead of M16_NA_REGS.
3973 * config/mips/predicates.md (const_call_insn_operand): Replace
3974 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
3975 mips_use_pic_fn_addr_reg_p check.
3976 (move_operand): Reject HIGHs if mips_split_hi_p.
3977 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
3978 (__mips16_floatunsisf): Inline __mips16_floatsisf.
3979 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
3980 * config/mips/libgcc-mips16.ver: New file.
3981 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
3982 $(srcdir)/config/mips/libgcc-mips16.ver.
3984 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3986 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
3987 (mips_unspec_address, mips_unspec_offset_high): Likewise.
3988 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
3989 (mips16_cfun_returns_in_fpr_p): Likewise.
3991 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3993 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
3994 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
3995 rather than 4 to PC.
3997 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3999 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
4000 (FUNCTION_PROFILER): Save the static chain pointer into $2
4001 beforehand and restore it aftewards.
4002 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
4003 address directly into $25 and call the function through $25;
4004 do not clobber $3. Pad the DImode version to cover the space
4005 left by the deleted $25 <- $3 move.
4006 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
4007 the removal of the $25 <- $3 move.
4008 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
4009 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4011 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4012 Daniel Jacobowitz <dan@codesourcery.com>
4014 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
4015 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
4016 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
4017 * config/mips/mips.c (mips_start_function_definition): New function.
4018 (mips_end_function_definition): Likewise.
4019 (mips_output_function_prologue): Use mips_start_function_definition.
4020 (mips_output_function_epilogue): Use mips_end_function_definition.
4021 (build_mips16_function_stub): Use mips_start_function_definition
4022 and mips_end_function_definition.
4023 (build_mips16_call_stub): Likewise.
4025 2008-08-09 Richard Guenther <rguenther@suse.de>
4027 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
4028 * gimple.h (gimple_call_fn): Adjust comment.
4029 (gimple_call_set_fndecl): New function.
4030 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
4031 longer having bare FUNCTION_DECL operand.
4032 (gimple_call_return_type): Likewise.
4033 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
4035 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
4036 (gimple_mod_pow2): Likewise.
4037 (gimple_mod_subtract): Likewise.
4038 (gimple_ic): Likewise.
4039 (gimple_stringop_fixed_value): Likewise.
4040 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
4041 longer having bare FUNCTION_DECL operand.
4042 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
4043 * omp-low.c (optimize_omp_library_calls): Likewise.
4044 * cgraphunit.c (update_call_expr): Likewise.
4045 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
4046 (execute_convert_to_rsqrt): Likewise.
4047 * cfgexpand.c (gimple_to_tree): Simplify.
4048 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
4049 bare FUNCTION_DECL operand.
4050 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
4051 (convert_gimple_call): Use gimple_call_fndecl.
4052 * c-common.c (c_warn_unused_result): Likewise.
4054 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4057 * c-typeck.c (digest_init): Call verify_sequence_points from here.
4058 (c_finish_return): Likewise.
4059 (c_start_case): Likewise.
4060 * c-common.c (warn_for_collisions_1): Use explicit location in
4062 * c-parser.c (c_parser_condition): New. Call
4063 verify_sequence_points.
4064 (c_parser_paren_condition): Call c_parser_condition.
4065 (c_parser_for_statement): Call c_parser_condition.
4067 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4070 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
4071 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
4072 Moved from diagnostic.h
4073 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
4075 (emit_diagnostic): New.
4076 (warning0, pedwarn0): Delete.
4077 (warning, warning_at, pedwarn, permerror): Return bool.
4078 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
4079 Moved to diagnostic.c.
4080 (struct diagnostic_context): Use correct type for
4081 classify_diagnostic.
4082 (diagnostic_report_diagnostic): Update declaration.
4083 (emit_diagnostic): Declare.
4084 * errors.c (warning): Return bool.
4085 * errors.h (warning): Update declaration.
4086 * toplev.h (warning0, pedwarn0): Delete.
4087 (warning, warning_at, pedwarn, permerror): Return bool.
4088 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
4089 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
4090 inform. Update all calls.
4091 (diagnose_mismatched_decls): Check return value of warning/pedwarn
4092 before giving informative note.
4093 (implicit_decl_warning): Likewise.
4094 * c-typeck.c (build_function_call): Likewise.
4095 * tree-sssa.c (warn_uninit): Likewise.
4096 * builtins.c (gimplify_va_arg_expr): Likewise.
4098 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4101 * doc/invoke.texi (-Wextra): Move warning from here...
4102 (-Wuninitialized): ... to here.
4104 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4107 * flags.h (set_Wunused): Delete
4108 * toplev.c (process_options): Handle Wunused flags here.
4109 * opts.c (maybe_warn_unused_parameter): Delete.
4110 (common_handle_option): Replace set_Wunused by warn_unused.
4111 (set_Wextra): Do not handle Wunused-parameter here.
4112 (set_Wunused): Delete.
4113 * c-opts.c (c_common_handle_option): Replace set_Wunused by
4115 * common.opt (Wunused): Add Var and Init.
4116 (Wunused-function): Likewise.
4117 (Wunused-label): Likewise.
4118 (Wunused-parameter): Likewise.
4119 (Wunused-value): Likewise.
4120 (Wunused-variable): Likewise.
4122 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
4124 * doc/invoke.texi: Add cpu_type power7.
4125 * config.in (HAVE_AS_VSX): New.
4126 * config.gcc: Add cpu_type power7.
4127 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
4129 * configure: Regenerate.
4130 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
4132 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
4133 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
4134 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
4136 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
4138 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
4139 type to vectorize.builtin_conversion.
4140 (vectorizable_conversion): Likewise.
4141 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
4142 integral type as input.
4143 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
4145 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
4146 and ALTIVEC_BUILTIN_VCTSXS.
4147 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
4150 2008-08-08 Richard Guenther <rguenther@suse.de>
4152 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
4153 (surely_varying_stmt_p): Calls are varying only if they are
4154 non-builtin and not indirect or have no result.
4155 (ccp_fold): Re-instantiate code before the tuples merge.
4157 2008-08-08 Richard Guenther <rguenther@suse.de>
4159 PR tree-optimization/37056
4160 * gimple.h (gimple_assign_rhs_class): New helper function.
4161 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
4162 unary operations properly.
4164 2008-08-07 Jan Hubicka <jh@suse.cz>
4166 * i386.h (ix86_size_cost): Declare.
4167 (ix86_cur_cost): New function macro.
4168 * i386.md (peepholes expanding size and splitters): Predicate by
4169 optimize_insn_for_speed_p.
4170 (peepholes reduce size and splitters): Predicate by
4171 optimize_insn_for_size_p.
4172 * i386.c (ix86_size_cost): Rename from ...
4173 (size_cost): This one.
4174 (override_options): Update.
4175 (decide_alg): Likewise.
4176 (ix86_expand_clear): Use RTL profile.
4177 (ix86_pad_returns): Use RTL profile.
4179 2008-08-07 Jan Hubicka <jh@suse.cz>
4181 * recog.c (split_all_insns): Set RTL profile
4182 (peephole2_optimize): Likewise.
4183 * function.c (thread_prologue_and_epilogue_insns): Likewise.
4184 * combine.c (combine_instructions): Likewise.
4186 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4188 * c-common.c (c_common_reswords): Also warn about keyword "bool".
4190 2008-08-07 Bob Wilson <bob.wilson@acm.org>
4192 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
4193 value in a6 after the set_frame_ptr insn.
4195 2008-08-07 Richard Henderson <rth@redhat.com>
4198 * gcc.c (cpp_options): Pass along -g*.
4200 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4202 * config/arm/arm.c (output_move_neon): Update comment describing
4203 big-endian vector layout.
4204 (arm_assemble_integer): Do not handle big-endian NEON vectors
4206 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
4207 neon_vget_lane<mode>_sext_internal,
4208 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
4209 element indices for big-endian.
4211 2008-08-07 Richard Henderson <rth@redhat.com>
4213 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
4214 * configure, config.in: Rebuild.
4215 * debug.h (dwarf2out_do_cfi_asm): Declare.
4216 * c-cppbuiltin.c (c_cpp_builtins): Use it.
4217 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
4218 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
4219 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
4221 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4223 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
4224 movv2si_internal): Combine into mov<mode>_internal.
4225 (movv2si_internal_2): Remove.
4227 2008-08-07 Jan Hubicka <jh@suse.cz>
4230 * i386.md (single stringop patterns): Enable unconditionally.
4232 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
4235 * config/i386/emmintrin.h (_mm_move_epi64): Use
4236 __builtin_ia32_movq128.
4238 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
4239 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
4241 * config/i386/sse.md (sse2_movq128): New.
4243 * doc/extend.texi: Document __builtin_ia32_movq128.
4245 2008-08-07 Richard Guenther <rguenther@suse.de>
4248 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
4249 pointers can access anything.
4251 2008-08-06 Jan Hubicka <jh@suse.cz>
4253 * optabs.c (emit_unop_insn): Break out to ...
4254 (maybe_emit_unop_insn): ... this one.
4255 (expand_sfix_optab): Use maybe variant.
4256 * optabs.h (maybe_emit_unop_insn): Declare.
4258 * i386.md (mov0 patterns): Enable by default.
4259 (FP conversion expanders): Disable expansion of code expanding
4260 sequences when instruction should be optimized for size.
4261 (single strinop patterns): Enable when optimizing for size.
4262 (string expanders): Disable expanding of code expanding sequences
4263 when optimizning instruction for size.
4264 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
4266 (ix86_fp_comparison_sahf_cost): Likewise.
4267 (ix86_expand_branch): Likewise.
4268 (ix86_expand_ashl_const): Likewise.
4269 (ix86_split_ashl): Likewise.
4270 (ix86_expand_strlen): Likewise.
4271 (ix86_emit_fp_unordered_jump): Likewie.
4273 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4275 * c-common.c: Fix typo.
4276 (c_common_reswords): Activate more C++ keyword warnings.
4278 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
4280 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4283 * diagnostic.c (permerror_at): New.
4284 * toplev.h (permerror_at): Declare.
4286 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
4287 Ira Rosen <irar@il.ibm.com>
4289 * tree-vect-transform.c (vect_model_simple_cost): Return
4290 immediately if stmt is pure SLP.
4291 (vect_model_store_cost): Ditto.
4292 (vect_model_load_cost): Ditto.
4293 (vectorizable_store): Remove PURE_SLP check before call
4294 to vect_model_store_cost.
4295 (vect_model_store_cost): When checking whether stmt describe
4296 strided access, add a check that it is not slp_node.
4298 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4301 * c-common.c (warn_for_sign_compare): New. Handle separately the
4302 case that 'constant' is zero.
4303 * c-typeck.c (build_binary_op): Move code to c-common.c
4305 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4307 * config/alpha/alpha.c (alpha_preferred_reload_class,
4308 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
4309 alpha_output_mi_thunk_osf): Avoid C++ keywords.
4310 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
4311 * config/arm/arm.md: Likewise.
4312 * config/avr/avr-protos.h (preferred_reload_class,
4313 test_hard_reg_class, avr_simplify_comparison_p,
4314 out_shift_with_cnt, class_max_nregs): Likewise.
4315 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
4316 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
4317 preferred_reload_class, test_hard_reg_class): Likewise.
4318 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
4319 bfin_memory_move_cost, bfin_secondary_reload,
4320 bfin_output_mi_thunk): Likewise.
4321 * config/crx/crx.c (crx_secondary_reload_class,
4322 crx_memory_move_cost): Likewise.
4323 * config/frv/frv-protos.h (frv_secondary_reload_class,
4324 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
4325 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
4326 frv_secondary_reload_class, frv_class_likely_spilled_p,
4327 frv_class_max_nregs): Likewise.
4328 * config/h8300/h8300.c (h8300_classify_operand,
4329 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
4331 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
4332 * config/ia64/ia64.c (ia64_preferred_reload_class,
4333 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
4334 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
4335 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
4337 * config/m68hc11/m68hc11.c (preferred_reload_class,
4338 m68hc11_memory_move_cost): Likewise.
4339 * config/mcore/mcore.c (mcore_secondary_reload_class,
4340 mcore_reload_class): Likewise.
4341 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
4342 mips_class_max_nregs, mips_cannot_change_mode_class,
4343 mips_preferred_reload_class, mips_secondary_reload_class,
4344 mips_output_mi_thunk): Likewise.
4345 * config/mmix/mmix.c (mmix_preferred_reload_class,
4346 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
4348 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4350 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
4351 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
4352 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4353 * config/rs6000/rs6000.c (paired_expand_vector_init,
4354 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
4355 compare_section_name, rs6000_memory_move_cost): Likewise.
4356 * config/s390/s390.c (s390_emit_compare_and_swap,
4357 s390_preferred_reload_class, s390_secondary_reload,
4358 legitimize_pic_address, legitimize_tls_address,
4359 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
4360 s390_class_max_nregs): Likewise.
4361 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4362 * config/s390/s390.md: Likewise.
4363 * config/score/score-protos.h (score_secondary_reload_class,
4364 score_preferred_reload_class): Likewise.
4365 * config/score/score.c (score_preferred_reload_class,
4366 score_secondary_reload_class): Likewise.
4367 * config/score/score3.c (score3_output_mi_thunk,
4368 score3_preferred_reload_class, score3_secondary_reload_class,
4369 score3_hard_regno_mode_ok): Likewise.
4370 * config/score/score3.h (score3_preferred_reload_class,
4371 score3_secondary_reload_class): Likewise.
4372 * config/score/score7.c (score7_output_mi_thunk,
4373 score7_preferred_reload_class, score7_secondary_reload_class,
4374 score7_hard_regno_mode_ok): Likewise.
4375 * config/score/score7.h (score7_preferred_reload_class,
4376 score7_secondary_reload_class): Likewise.
4377 * config/sh/sh.c (prepare_move_operands, output_far_jump,
4378 output_branchy_insn, add_constant, gen_block_redirect,
4379 sh_insn_length_adjustment, sh_cannot_change_mode_class,
4380 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
4382 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4383 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
4384 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
4385 xstormy16_preferred_reload_class): Likewise.
4386 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
4387 xtensa_expand_atomic, override_options,
4388 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
4390 * reorg.c (try_merge_delay_insns): Likewise.
4391 * tree.c (merge_dllimport_decl_attributes): Likewise.
4393 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
4395 2008-08-06 Michael Matz <matz@suse.de>
4397 * Makefile.in (write_entries_to_file): Quote words.
4398 * gengtype.c: (read_input_line): Skip over leading white-space.
4400 2008-08-06 Marc Gauthier <marc@tensilica.com>
4402 * config.gcc: Match more processor names for Xtensa.
4403 * configure.ac: Likewise.
4404 * doc/install.texi (Specific): Likewise.
4405 * configure: Regenerate.
4407 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4409 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
4410 * calls.c (avoid_likely_spilled_reg): Likewise.
4411 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
4412 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
4413 * config/i386/i386.c (ix86_expand_special_args_builtin,
4414 ix86_secondary_reload): Likewise.
4415 * except.c (struct eh_region, gen_eh_region_catch,
4416 remove_unreachable_regions, duplicate_eh_regions,
4417 assign_filter_values, build_post_landing_pads,
4418 sjlj_find_directly_reachable_regions, remove_eh_handler,
4419 reachable_next_level, foreach_reachable_handler,
4420 can_throw_internal_1, can_throw_external_1,
4421 collect_one_action_chain): Likewise.
4422 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
4423 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
4424 * function.c (update_temp_slot_address, instantiate_new_reg,
4425 instantiate_virtual_regs_in_rtx,
4426 instantiate_virtual_regs_in_insn): Likewise.
4427 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
4428 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
4429 gimplify_cleanup_point_expr): Likewise.
4430 * ipa-cp.c (ipcp_lattice_changed): Likewise.
4431 * passes.c (next_pass_1): Likewise.
4432 * print-tree.c (print_node_brief, print_node): Likewise.
4433 * profile.c (branch_prob): Likewise.
4434 * tree-dump.c (dump_register): Likewise.
4435 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
4437 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
4438 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
4439 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
4440 copy_arguments_for_versioning, copy_static_chain): Likewise.
4441 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
4442 add_new_name_mapping, register_new_name_mapping): Likewise.
4443 * tree-mudflap.c (mf_xform_derefs): Likewise.
4444 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
4445 get_init_expr, combine_chains): Likewise.
4446 * tree-pretty-print.c (dump_generic_node): Likewise.
4447 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
4448 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
4449 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
4450 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
4452 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
4455 * calls.c (expand_call): Use the biggest preferred stack
4458 2008-08-06 Michael Matz <matz@suse.de>
4461 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
4462 for reused reload, instead of overwriting them.
4464 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
4467 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
4468 for incoming stack boundary.
4470 * function.c (assign_parm_find_entry_rtl): Update
4471 parm_stack_boundary.
4473 * function.h (rtl_data): Add parm_stack_boundary.
4475 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
4476 parm_stack_boundary for incoming stack boundary.
4478 2008-08-06 Joseph Myers <joseph@codesourcery.com>
4480 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
4481 for unrepresentable subregs or treat them as equal to other regs
4482 or subregs with the same register number.
4484 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
4487 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
4490 2008-08-06 Jan Hubicka <jh@suse.cz>
4492 * predict.c (maybe_hot_frequency_p): When profile is absent, all
4493 frequencies might be hot.
4495 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
4497 * reload.c (find_reloads): Force constants into literal pool
4498 also if they are wrapped in a SUBREG.
4500 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4503 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
4504 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
4505 Don't allow predicated instructions for data speculation.
4506 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
4509 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4511 * haifa-sched.c (extend_global): Split to extend_global_data and
4512 extend_region_data. Update all uses.
4513 (extend_all): Rename to extend_block_data.
4515 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4517 * sched-rgn.c (new_ready): Check if instruction can be
4518 speculatively scheduled before attempting speculation.
4519 (debug_rgn_dependencies): Remove wrongful assert.
4521 2008-08-05 Bob Wilson <bob.wilson@acm.org>
4523 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
4525 2008-08-05 Bob Wilson <bob.wilson@acm.org>
4527 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
4528 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
4529 va_size, and type_size.
4531 2008-08-04 Jason Merrill <jason@redhat.com>
4534 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
4535 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
4537 2008-08-05 Richard Henderson <rth@redhat.com>
4539 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
4540 * configure: Rebuild.
4542 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4545 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
4546 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
4549 2008-08-05 Richard Henderson <rth@redhat.com>
4551 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
4552 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
4553 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
4554 * common.opt (fdwarf2-cfi-asm): New.
4555 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
4556 * config.in, configure: Rebuild.
4557 * dwarf2asm.c (dw2_asm_output_data_raw): New.
4558 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
4559 (dw2_force_const_mem): Externalize.
4560 * dwarf2asm.h: Update.
4561 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
4562 generate a real label.
4563 (output_cfi_directive): New.
4564 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
4565 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
4566 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
4568 (dwarf2out_end_epilogue): Emit .cfi_endproc.
4569 (output_loc_operands_raw, output_loc_sequence_raw): New.
4570 (output_cfa_loc_raw): New.
4572 2008-08-05 Paul Brook <paul@codesourcery.com>
4574 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
4575 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
4576 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
4577 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
4578 * config/arm/arm.h (TARGET_VFPD32): Define.
4579 (TARGET_VFP3): Use TARGET_VFPD32.
4580 (fputype): Add FPUTYPE_VFP3D16.
4581 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
4582 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
4583 * config/arm/arm-cores.def: Add cortex-r4f.
4584 * config/arm/arm-tune.md: Regenerate.
4586 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4588 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
4589 Reword some comments throughout the file.
4591 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
4592 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
4593 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
4594 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
4596 (MFC_START_ENABLE): Remove PPU-only define.
4597 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
4598 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
4600 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
4601 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
4602 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
4603 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
4604 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
4605 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
4606 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
4608 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
4609 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
4610 (mfc_sdcrt, mfc_sdcrtst): Likewise.
4611 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
4613 (spu_read_machine_status): Fix typo.
4615 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4617 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
4618 SUBREG of multi-word hard register.
4619 * config/spu/spu.c (valid_subreg): Likewise.
4620 (adjust_operand): Handle SUBREGs of multi-word hard registers.
4622 2008-08-04 Richard Guenther <rguenther@suse.de>
4624 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
4625 the candidate with the stripped base if that base is different
4626 from the original base even for offset zero.
4628 2008-08-04 Richard Guenther <rguenther@suse.de>
4631 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
4632 check for no_overflow.
4634 2008-08-04 Richard Guenther <rguenther@suse.de>
4636 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
4638 2008-08-04 Paul Brook <paul@codesourcery.com>
4640 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
4641 (arm_order_regs_for_local_alloc): New function.
4642 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
4644 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
4646 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
4649 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
4650 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
4651 (ix86_expand_epilogue): Likewise.
4653 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
4655 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
4658 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
4660 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
4661 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
4662 (*movv2sf_internal_rex64): Ditto.
4664 2008-08-03 Jan Hubicka <jh@suse.cz>
4666 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
4667 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
4668 * expmed.c (expand_smod_pow2): Likewise.
4670 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
4673 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
4674 alternative 0 of operand 1.
4675 (*vec_concatv2di_rex64_sse): Ditto.
4676 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
4678 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
4679 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
4680 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
4681 (*movv2sf_internal_rex64): Ditto.
4683 2008-08-02 Richard Guenther <rguenther@suse.de>
4686 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
4687 (ssedoublesizemode): New mode attribute.
4688 (sse_shufps): Call gen_sse_shufps_v4sf.
4689 (sse_shufps_1): Macroize.
4690 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
4691 (sse2_shufpd_1): Macroize.
4692 (vec_extract_odd, vec_extract_even): New expanders.
4693 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
4694 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
4695 * i386.c (ix86_expand_vector_init_one_nonzero): Call
4696 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
4697 (ix86_expand_vector_set): Likewise.
4698 (ix86_expand_reduc_v4sf): Likewise.
4700 2008-08-01 Doug Kwan <dougkwan@google.com>
4702 * matrix-reorg.c: Re-enable all code.
4703 (struct malloc_call_data): Change CALL_STMT to gimple type.
4704 (collect_data_for_malloc_call): Tuplify.
4705 (struct access_site_info): Change STMT to gimple type.
4706 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
4707 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
4708 (struct free_info): Change STMT to gimple type.
4709 (struct matrix_access_phi_node): Change PHI to gimple type.
4710 (get_inner_of_cast_expr): Remove.
4711 (may_flatten_matrices_1): Tuplify.
4712 (may_flatten_matrices): Ditto.
4713 (mark_min_matrix_escape_level): Ditto.
4714 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
4715 (ssa_accessed_in_call_rhs): New
4716 (ssa_accessed_in_assign_rhs): New
4717 (record_access_alloc_site_info): Tuplify.
4718 (add_allocation_site): Ditto.
4719 (analyze_matrix_allocation_site): Ditto.
4720 (analyze_transpose): Ditto.
4721 (get_index_from_offset): Ditto.
4722 (update_type_size): Ditto.
4723 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
4724 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
4725 (analyze_accesses_for_phi_node): Tuplify.
4726 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
4727 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
4728 (analyze_matrix_accesses): Tuplify.
4729 (check_var_data): New call-back type for check_var_notmodified_p.
4730 (check_var_notmodified_p): Tuplify and use call-back struct to
4731 return statement found.
4732 (can_calculate_expr_before_stmt): Factor out statement related code
4734 (can_calculate_stmt_before_stmt): New.
4735 (check_allocation_function): Tuplify.
4736 (find_sites_in_func): Ditto.
4737 (record_all_accesses_in_func): Ditto.
4738 (transform_access_sites): Ditto.
4739 (transform_allocation_sites): Ditto.
4740 (matrix_reorg): Re-enable.
4741 (gate_matrix_reorg): Re-enable.
4743 2008-08-01 Jakub Jelinek <jakub@redhat.com>
4745 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
4746 for labels for which it hasn't been set yet. If it has been set,
4747 stop walking insns and continue with next worklist item.
4748 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
4749 if the only BARRIER is at the very end of a function.
4751 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
4753 * cfgexpand.c (expand_stack_alignment): Assert that
4754 stack_realign_drap and drap_rtx must match.
4756 * function.c (instantiate_new_reg): If DRAP is used to realign
4757 stack, replace virtual_incoming_args_rtx with internal arg
4760 2008-08-01 Richard Guenther <rguenther@suse.de>
4762 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
4763 loop information only if we initialized it.
4764 (execute_pre): Call fini_pre with in_fre.
4765 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
4766 if we do not unroll because we hit max-completely-peeled-insns.
4767 Use our estimation for consistency, do allow shrinking.
4769 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
4771 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
4772 with MIN_STACK_BOUNDARY.
4773 (ix86_update_stack_boundary): Likewise.
4774 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
4777 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
4778 (MIN_STACK_BOUNDARY): This.
4780 2008-08-01 Richard Guenther <rguenther@suse.de>
4783 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
4785 2008-08-01 Richard Guenther <rguenther@suse.de>
4787 PR tree-optimization/36988
4788 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
4789 do not matter if that doesn't change volatile qualification.
4791 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
4793 * configure.ac: Do not generate libada-mk. Do not subst
4795 * libada-mk.in: Remove.
4796 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
4797 * configure: Regenerate.
4799 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
4801 * tree-pass.h: Added comment about not dumping passes with name
4802 starting with star in struct opt_pass.
4803 * passes.c (register_dump_files_1): Don't do dump for a pass with
4804 name starting with star.
4805 * doc/passes.texi (Pass manager): Mention pass names and special
4806 meaning of star prefix to avoid dump.
4808 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
4810 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
4812 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
4813 (ISA_MIPS64R2): New macro.
4814 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
4815 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
4816 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
4817 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
4818 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
4819 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
4820 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
4821 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
4822 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
4823 Move up to keep list alphabetically sorted.
4824 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
4825 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
4827 * doc/invoke.texi (MIPS Options): Add -mips64r2.
4828 (-march=@var{arch}): Add mips64r2.
4830 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4832 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
4834 2008-07-31 Steve Ellcey <sje@cup.hp.com>
4836 * expr.c (expand_assignment): Check for complete type.
4838 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4841 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
4843 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
4844 for stack alignment.
4846 * function.h (rtl_data): Add stack_realign_tried. Update comments.
4848 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
4850 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
4851 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
4853 2008-07-31 Jakub Jelinek <jakub@redhat.com>
4855 PR rtl-optimization/36419
4856 * dwarf2out.c (barrier_args_size): New variable.
4857 (compute_barrier_args_size, compute_barrier_args_size_1): New
4859 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
4860 if not called yet in the current function, use barrier_args_size
4861 array to find the new args_size value.
4862 (dwarf2out_frame_debug): Free and clear barrier_args_size.
4864 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4867 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
4870 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4873 * dwarf2out.c (dwarf2out_args_size_adjust): New.
4874 (dwarf2out_stack_adjust): Use it.
4875 (dwarf2out_frame_debug_expr): Likewise.
4877 2008-07-31 Richard Guenther <rguenther@suse.de>
4879 PR tree-optimization/36978
4880 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
4881 the generated condition.
4883 2008-07-31 Richard Guenther <rguenther@suse.de>
4885 * passes.c (init_optimization_passes): Always call
4886 pass_early_warn_uninitialized.
4887 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
4888 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
4889 * doc/passes.texi (Warn for uninitialized variables): Adjust.
4891 2008-07-31 Jakub Jelinek <jakub@redhat.com>
4894 * builtins.c (maybe_emit_free_warning): New function.
4895 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
4896 maybe_emit_free_warning for BUILT_IN_FREE.
4899 * dwarf2out.c (get_context_die): New function.
4900 (force_decl_die, force_type_die): Use it.
4901 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
4902 returns NULL, force generation of DW_TAG_typedef and put that into
4905 PR preprocessor/36649
4906 * c-pch.c (c_common_read_pch): Save and restore
4907 line_table->trace_includes across PCH restore.
4909 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
4912 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
4914 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
4917 * final.c (call_from_call_insn): Handle COND_EXEC.
4919 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
4921 * builtins.c (std_gimplify_va_arg_expr): Replace
4922 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
4923 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
4925 2008-07-30 Joey Ye <joey.ye@intel.com>
4926 H.J. Lu <hongjiu.lu@intel.com>
4928 * builtins.c (expand_builtin_setjmp_receiver): Replace
4929 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
4930 (expand_builtin_apply_args_1): Likewise.
4931 (expand_builtin_longjmp): Need DRAP for stack alignment.
4932 (expand_builtin_apply): Likewise.
4934 * caller-save.c (setup_save_areas): Call assign_stack_local_1
4935 instead of assign_stack_local to allow alignment reduction.
4937 * calls.c (emit_call_1): Need DRAP for stack alignment if
4939 (expand_call): Replace virtual_incoming_args_rtx with
4940 crtl->args.internal_arg_pointer.
4941 * stmt.c (expand_nl_goto_receiver): Likewise.
4943 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
4944 alignment and store to stack_alignment_estimated and
4945 max_used_stack_slot_alignment.
4946 (expand_one_var): Likewise.
4947 (expand_stack_alignment): New function.
4948 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
4949 and stack_alignment_estimated fields in rtl_data. Call
4950 expand_stack_alignment at end.
4952 * defaults.h (INCOMING_STACK_BOUNDARY): New.
4953 (MAX_STACK_ALIGNMENT): Likewise.
4954 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
4955 (SUPPORTS_STACK_ALIGNMENT): Likewise.
4957 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
4958 stack alignment when generating virtual registers.
4960 * function.c (assign_stack_local): Renamed to ...
4961 (assign_stack_local_1): This. Add a parameter to indicate
4962 if it is OK to reduce alignment.
4963 (assign_stack_local): Use it.
4964 (instantiate_new_reg): Instantiate virtual incoming args rtx
4965 to vDRAP if stack realignment and DRAP is needed.
4966 (assign_parms): Collect parameter/return type alignment and
4967 contribute to stack_alignment_estimated.
4968 (locate_and_pad_parm): Likewise.
4969 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
4970 with crtl->args.internal_arg_pointer.
4972 * function.h (rtl_data): Add new field drap_reg,
4973 max_used_stack_slot_alignment, stack_alignment_estimated,
4974 stack_realign_needed, need_drap, stack_realign_processed and
4975 stack_realign_finalized.
4976 (stack_realign_fp): New macro.
4977 (stack_realign_drap): Likewise.
4979 * global.c (compute_regsets): Frame pointer is needed when
4980 stack is realigned. Can eliminate frame pointer when stack is
4981 realigned and dynamic realigned argument pointer isn't used.
4983 * reload1.c (update_eliminables): Frame pointer is needed
4984 when stack is realigned.
4985 (init_elim_table): Can eliminate frame pointer when stack is
4986 realigned and dynamic realigned argument pointer isn't used.
4988 * rtl.h (assign_stack_local_1): Declare new funtion.
4990 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
4991 (TARGET_GET_DRAP_RTX): Likewise.
4992 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
4993 TARGET_GET_DRAP_RTX.
4995 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
4997 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
4998 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
5000 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
5001 H.J. Lu <hongjiu.lu@intel.com>
5003 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
5004 vdrap_reg, stack_realign and drap_reg_saved.
5005 (add_cfi): Don't allow redefining CFA when DRAP is used.
5006 (reg_save): Handle stack alignment.
5007 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
5008 alignment. Don't generate DWARF information for (set fp sp)
5010 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
5012 (int_loc_descriptor): Move prototype forward. Also define if
5013 DWARF2_UNWIND_INFO is true.
5014 (output_cfa_loc): Handle DW_CFA_expression.
5015 (build_cfa_aligned_loc): New.
5016 (based_loc_descr): Update assert for stack realign. For local
5017 variables, use sp+offset when stack is aligned without drap and
5018 fp+offset when stack is aligned with drap. For arguments, use
5019 cfa+offset when drap is used to align stack.
5021 2008-07-30 Joey Ye <joey.ye@intel.com>
5022 H.J. Lu <hongjiu.lu@intel.com>
5024 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
5026 (ix86_gen_andsp): New.
5027 (ix86_user_incoming_stack_boundary): Likewise.
5028 (ix86_default_incoming_stack_boundary): Likewise.
5029 (ix86_incoming_stack_boundary): Likewise.
5030 (ix86_can_eliminate): Likewise.
5031 (find_drap_reg): Likewise.
5032 (ix86_update_stack_boundary): Likewise.
5033 (ix86_get_drap_rtx): Likewise.
5034 (ix86_finalize_stack_realign_flags): Likewise.
5035 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
5036 (TARGET_GET_DRAP_RTX): Likewise.
5037 (override_options): Overide option value for new options.
5038 (ix86_function_ok_for_sibcall): Remove check for
5039 force_align_arg_pointer.
5040 (ix86_handle_cconv_attribute): Likewise.
5041 (ix86_function_regparm): Likewise.
5042 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
5043 (ix86_va_start): Replace virtual_incoming_args_rtx with
5044 crtl->args.internal_arg_pointer.
5045 (ix86_select_alt_pic_regnum): Check DRAP register.
5046 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
5047 (ix86_compute_frame_layout): Compute frame layout wrt stack
5049 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
5050 (ix86_expand_prologue): Decide if stack realignment is needed
5051 and generate prologue code accordingly.
5052 (ix86_expand_epilogue): Generate epilogue code wrt stack
5053 realignment is really needed or not.
5055 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
5056 (ABI_STACK_BOUNDARY): Likewise.
5057 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
5058 (STACK_REALIGN_DEFAULT): Likewise.
5059 (INCOMING_STACK_BOUNDARY): Likewise.
5060 (MAX_STACK_ALIGNMENT): Likewise.
5061 (ix86_incoming_stack_boundary): Likewise.
5062 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
5063 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
5064 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
5065 (machine_function): Remove force_align_arg_pointer.
5067 * config/i386/i386.md (BX_REG): New.
5068 (R13_REG): Likewise.
5070 * config/i386/i386.opt (mforce_drap): New.
5071 (mincoming-stack-boundary): Likewise.
5072 (mstackrealign): Add Init(-1).
5074 * config/i386/i386-protos.h (ix86_can_eliminate): New
5076 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5078 * doc/extend.texi: Update force_align_arg_pointer.
5080 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
5083 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
5084 (INCOMING_STACK_BOUNDARY): Likewise.
5085 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
5086 (TARGET_GET_DRAP_RTX): Likewise.
5088 2008-07-30 Andreas Schwab <schwab@suse.de>
5090 PR rtl-optimization/36929
5091 * dse.c (replace_inc_dec): Use emit_insn_before instead of
5092 add_insn_before and fix argument order.
5093 (replace_inc_dec_mem): Handle NULL rtx.
5095 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
5097 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
5099 (arm_compute_initial_elimination_offset): Use it.
5100 (arm_compute_save_reg_mask): Include static chain save slot when
5101 calculating alignment.
5102 (arm_get_frame_offsets): Ditto.
5103 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
5104 that we can use to decrement the stack when the stack decrement
5105 could be too big for an immediate value in a single insn.
5106 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
5108 2008-07-30 Richard Guenther <rguenther@suse.de>
5110 PR tree-optimization/36967
5111 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
5112 Release defs of statements we remove.
5114 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5116 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
5117 instead of NULL_RTVEC.
5119 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5123 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
5126 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
5128 * final.c (call_from_call_insn): New.
5129 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
5131 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
5133 * configure.ac: Substitute ADA_CFLAGS.
5134 * configure: Regenerate.
5135 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
5136 * Makefile.in: Remove mention of X_* variables.
5137 * config/pa/x-ada-hpux10: Remove.
5138 * config/pa/x-ada: Remove.
5140 * doc/fragments.texi: Update.
5142 2008-07-30 Olivier Hainque <hainque@adacore.com>
5144 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
5145 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
5146 __dso_handle explicitly here.
5148 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5151 * c-typeck.c (build_binary_op): Encapsulate code into...
5152 * c-common.c (shorten_binary_op): ...this new function.
5153 (conversion_warning): Use the new function. Handle non-negative
5154 constant in bitwise-and.
5155 * c-common.h (shorten_binary_op): Declare.
5157 2008-07-30 Olivier Hainque <hainque@adacore.com>
5159 * scan.c (make_sstring_space): Add explicit conversions of
5160 allocator's return value.
5161 * fix-header.c (recognized_function): Likewise.
5163 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5165 * doc/cpp.texi: Update to GFDL 1.2.
5166 * doc/gcc.texi: Do not list GPL as Invariant Section.
5167 * doc/gccint.texi: Likewise. Update copyright years.
5168 * doc/install.texi: Update copyright years.
5170 2008-07-30 Alan Modra <amodra@bigpond.net.au>
5173 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
5174 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
5176 2008-07-29 Jan Hubicka <jh@suse.cz>
5178 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
5179 (grokdeclarator): Likewise.
5180 * langhooks.c (lhd_warn_unused_global_decl): Use
5181 DECL_DECLARED_INLINE_P.
5182 * print-tree.c (print_node): Remove DECL_INLINE check.
5184 2008-07-29 Richard Guenther <rguenther@suse.de>
5186 PR tree-optimization/36945
5187 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
5188 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
5189 Record invariant addresses un-decomposed.
5190 (copy_reference_ops_from_call): Record reference call
5191 arguments properly. Simplify.
5192 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
5193 helper split out from ...
5194 (create_component_ref_by_pieces): ... here. Simplify.
5195 Prepare for recursive invocation for call arguments.
5196 (create_expression_by_pieces): Adjust call to
5197 create_component_ref_by_pieces.
5198 (compute_avail): Process operand 2 of reference ops.
5200 2008-07-29 Richard Guenther <rguenther@suse.de>
5202 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
5204 2008-07-29 Jakub Jelinek <jakub@redhat.com>
5206 * c-format.c (check_format_types): Revert unwanted checkin.
5208 2008-07-29 Jan Hubicka <jh@suse.cz>
5210 * flags.h (flag_really_no_inline): Remove.
5211 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
5212 * toplev.c (flag_really_no_inline): Remove.
5213 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
5214 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
5215 (cgraph_decide_inlining_incrementally): Likewise.
5216 (compute_inline_parameters): Likewise.
5217 * opts.c (decode_options): Simplify.
5218 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
5219 * common.opt (finline): Initialize to 1.
5220 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
5222 2008-07-29 Jan Hubicka <jh@suse.cz>
5224 * predict.c (always_optimize_for_size_p): New function.
5225 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5226 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5227 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
5229 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
5230 * function.c (prepare_function_start): Set default profile.
5231 * function.h (rtl_data): Add maybe_hot_insn_p.
5232 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
5233 (construct_exit_block): Likewise.
5234 (tree_expand_cfg): Likewise.
5236 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5237 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5238 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
5239 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
5242 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5245 * c-decl.c (merge_decls): Merge USED flags.
5247 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
5249 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
5250 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
5251 next_stack, lab_false and lab_over trees.
5253 2008-07-28 Richard Guenther <rguenther@suse.de>
5255 PR tree-optimization/36957
5256 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
5257 (useless_type_conversion_p): Remove.
5258 (types_compatible_p): Remove.
5259 * gimple.h (tree_ssa_useless_type_conversion): Declare.
5260 (useless_type_conversion_p): Declare.
5261 (types_compatible_p): Declare.
5262 (gimple_expr_type): Return the base type only if it is
5263 trivially convertible to the subtype.
5265 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
5267 * configure.ac: Use the m4_do macro to concatenate the warnings into
5268 one string in ACX_PROG_CC_WARNING_OPTS,
5269 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
5270 * configure: Regenerate.
5272 2008-07-28 Richard Guenther <rguenther@suse.de>
5274 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
5275 (insert_fake_stores): Remove.
5276 (realify_fake_stores): Likewise.
5277 (execute_pre): Remove dead code.
5278 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
5279 (find_func_aliases): Deal with it here instead.
5280 Re-enable gcc_unreachable call.
5282 2008-07-28 Richard Guenther <rguenther@suse.de>
5284 Merge from gimple-tuples-branch.
5286 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
5287 * gimple.def: New file.
5288 * gsstruct.def: Likewise.
5289 * gimple-iterator.c: Likewise.
5290 * gimple-pretty-print.c: Likewise.
5291 * tree-gimple.c: Removed. Merged into ...
5292 * gimple.c: ... here. New file.
5293 * tree-gimple.h: Removed. Merged into ...
5294 * gimple.h: ... here. New file.
5296 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
5297 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
5298 --enable-checking=gimple flag.
5299 * config.in: Likewise.
5300 * configure: Regenerated.
5302 * tree-ssa-operands.h: Tuplified.
5303 * tree-vrp.c: Likewise.
5304 * tree-loop-linear.c: Likewise.
5305 * tree-into-ssa.c: Likewise.
5306 * tree-ssa-loop-im.c: Likewise.
5307 * tree-dump.c: Likewise.
5308 * tree-complex.c: Likewise.
5309 * cgraphbuild.c: Likewise.
5310 * tree-ssa-threadupdate.c: Likewise.
5311 * tree-ssa-loop-niter.c: Likewise.
5312 * tree-pretty-print.c: Likewise.
5313 * tracer.c: Likewise.
5314 * gengtype.c: Likewise.
5315 * tree-loop-distribution.c: Likewise.
5316 * tree-ssa-loop-unswitch.c: Likewise.
5317 * cgraph.c: Likewise.
5318 * cgraph.h: Likewise.
5319 * tree-ssa-loop-manip.c: Likewise.
5320 * value-prof.c: Likewise.
5321 * tree-ssa-loop-ch.c: Likewise.
5322 * tree-tailcall.c: Likewise.
5323 * value-prof.h: Likewise.
5326 * tree-pass.h: Likewise.
5327 * ipa-cp.c: Likewise.
5328 * tree-scalar-evolution.c: Likewise.
5329 * tree-scalar-evolution.h: Likewise.
5330 * target.h: Likewise.
5331 * lambda-mat.c: Likewise.
5332 * tree-phinodes.c: Likewise.
5333 * diagnostic.h: Likewise.
5334 * builtins.c: Likewise.
5335 * tree-ssa-alias-warnings.c: Likewise.
5336 * cfghooks.c: Likewise.
5337 * fold-const.c: Likewise.
5338 * cfghooks.h: Likewise.
5339 * omp-low.c: Likewise.
5340 * tree-ssa-dse.c: Likewise.
5341 * ipa-reference.c: Likewise.
5342 * tree-ssa-uncprop.c: Likewise.
5343 * toplev.c: Likewise.
5344 * tree-gimple.c: Likewise.
5345 * tree-gimple.h: Likewise.
5346 * tree-chrec.c: Likewise.
5347 * tree-chrec.h: Likewise.
5348 * tree-ssa-sccvn.c: Likewise.
5349 * tree-ssa-sccvn.h: Likewise.
5350 * cgraphunit.c: Likewise.
5351 * tree-ssa-copyrename.c: Likewise.
5352 * tree-ssa-ccp.c: Likewise.
5353 * tree-ssa-loop-ivopts.c: Likewise.
5354 * tree-nomudflap.c: Likewise.
5355 * tree-call-cdce.c: Likewise.
5356 * ipa-pure-const.c: Likewise.
5357 * c-format.c: Likewise.
5358 * tree-stdarg.c: Likewise.
5359 * tree-ssa-math-opts.c: Likewise.
5360 * tree-ssa-dom.c: Likewise.
5361 * tree-nrv.c: Likewise.
5362 * tree-ssa-propagate.c: Likewise.
5363 * ipa-utils.c: Likewise.
5364 * tree-ssa-propagate.h: Likewise.
5365 * tree-ssa-alias.c: Likewise.
5366 * gimple-low.c: Likewise.
5367 * tree-ssa-sink.c: Likewise.
5368 * ipa-inline.c: Likewise.
5369 * c-semantics.c: Likewise.
5370 * dwarf2out.c: Likewise.
5372 * tree-ssa-loop-ivcanon.c: Likewise.
5373 * predict.c: Likewise.
5374 * tree-ssa-loop.c: Likewise.
5375 * tree-parloops.c: Likewise.
5376 * tree-ssa-address.c: Likewise.
5377 * tree-ssa-ifcombine.c: Likewise.
5378 * matrix-reorg.c: Likewise.
5379 * c-decl.c: Likewise.
5380 * tree-eh.c: Likewise.
5381 * c-pretty-print.c: Likewise.
5382 * lambda-trans.c: Likewise.
5383 * function.c: Likewise.
5384 * langhooks.c: Likewise.
5385 * ebitmap.h: Likewise.
5386 * tree-vectorizer.c: Likewise.
5387 * function.h: Likewise.
5388 * langhooks.h: Likewise.
5389 * tree-vectorizer.h: Likewise.
5390 * ipa-type-escape.c: Likewise.
5391 * ipa-type-escape.h: Likewise.
5392 * domwalk.c: Likewise.
5393 * tree-if-conv.c: Likewise.
5394 * profile.c: Likewise.
5395 * domwalk.h: Likewise.
5396 * tree-data-ref.c: Likewise.
5397 * tree-data-ref.h: Likewise.
5398 * tree-flow-inline.h: Likewise.
5399 * tree-affine.c: Likewise.
5400 * tree-vect-analyze.c: Likewise.
5401 * c-typeck.c: Likewise.
5402 * gimplify.c: Likewise.
5403 * coretypes.h: Likewise.
5404 * tree-ssa-phiopt.c: Likewise.
5405 * calls.c: Likewise.
5406 * tree-ssa-coalesce.c: Likewise.
5407 * tree.def: Likewise.
5408 * tree-dfa.c: Likewise.
5409 * except.c: Likewise.
5410 * except.h: Likewise.
5411 * cfgexpand.c: Likewise.
5412 * tree-cfgcleanup.c: Likewise.
5413 * tree-ssa-pre.c: Likewise.
5414 * tree-ssa-live.c: Likewise.
5415 * tree-sra.c: Likewise.
5416 * tree-ssa-live.h: Likewise.
5417 * tree-predcom.c: Likewise.
5418 * lambda.h: Likewise.
5419 * tree-mudflap.c: Likewise.
5420 * ipa-prop.c: Likewise.
5421 * print-tree.c: Likewise.
5422 * tree-ssa-copy.c: Likewise.
5423 * ipa-prop.h: Likewise.
5424 * tree-ssa-forwprop.c: Likewise.
5425 * ggc-page.c: Likewise.
5426 * c-omp.c: Likewise.
5427 * tree-ssa-dce.c: Likewise.
5428 * tree-vect-patterns.c: Likewise.
5429 * tree-ssa-ter.c: Likewise.
5430 * tree-nested.c: Likewise.
5431 * tree-ssa.c: Likewise.
5432 * lambda-code.c: Likewise.
5433 * tree-ssa-loop-prefetch.c: Likewise.
5434 * tree-inline.c: Likewise.
5435 * tree-inline.h: Likewise.
5436 * tree-iterator.c: Likewise.
5437 * tree-optimize.c: Likewise.
5438 * tree-ssa-phiprop.c: Likewise.
5439 * tree-vect-transform.c: Likewise.
5440 * tree-object-size.c: Likewise.
5441 * tree-outof-ssa.c: Likewise.
5442 * cfgloop.c: Likewise.
5443 * system.h: Likewise.
5444 * tree-profile.c: Likewise.
5445 * cfgloop.h: Likewise.
5446 * c-gimplify.c: Likewise.
5447 * c-common.c: Likewise.
5448 * tree-vect-generic.c: Likewise.
5449 * tree-flow.h: Likewise.
5450 * c-common.h: Likewise.
5451 * basic-block.h: Likewise.
5452 * tree-ssa-structalias.c: Likewise.
5453 * tree-switch-conversion.c: Likewise.
5454 * tree-ssa-structalias.h: Likewise.
5455 * tree-cfg.c: Likewise.
5456 * passes.c: Likewise.
5457 * ipa-struct-reorg.c: Likewise.
5458 * ipa-struct-reorg.h: Likewise.
5459 * tree-ssa-reassoc.c: Likewise.
5460 * cfgrtl.c: Likewise.
5461 * varpool.c: Likewise.
5463 * tree-ssanames.c: Likewise.
5464 * tree-ssa-threadedge.c: Likewise.
5465 * langhooks-def.h: Likewise.
5466 * tree-ssa-operands.c: Likewise.
5467 * config/alpha/alpha.c: Likewise.
5468 * config/frv/frv.c: Likewise.
5469 * config/s390/s390.c: Likewise.
5470 * config/m32c/m32c.c: Likewise.
5471 * config/m32c/m32c-protos.h: Likewise.
5472 * config/spu/spu.c: Likewise.
5473 * config/sparc/sparc.c: Likewise.
5474 * config/i386/i386.c: Likewise.
5475 * config/sh/sh.c: Likewise.
5476 * config/xtensa/xtensa.c: Likewise.
5477 * config/stormy16/stormy16.c: Likewise.
5478 * config/ia64/ia64.c: Likewise.
5479 * config/rs6000/rs6000.c: Likewise.
5480 * config/pa/pa.c: Likewise.
5481 * config/mips/mips.c: Likewise.
5483 2008-07-28 Simon Baldwin <simonb@google.com>
5485 * c-pragma.c (handle_pragma_message): New function.
5486 (init_pragma): Register handle_pragma_message.
5487 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
5490 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
5492 PR tree-optimization/35252
5493 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
5494 REALPART_EXPR to be considered as same load operation.
5496 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
5498 PR tree-optimization/36830
5499 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
5500 (expressions_equal_p): Return false if only one operand is null.
5502 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
5504 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
5505 version requirements.
5507 2008-07-26 Olivier Hainque <hainque@adacore.com>
5509 * collect2.c (symkind): New enum. Symbol kinds we care about.
5510 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
5511 code and head comment accordingly.
5512 (scan_prog_file): Use symkind names instead of bare integers.
5514 2008-07-25 Jan Hubicka <jh@suse.cz>
5516 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
5518 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
5519 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
5520 * dojump.c (clear_pending_stack_adjust): Likewise.
5521 * print-tree.c (print_node): Ignore DECL_INLINE.
5522 * tree-inline.c (inlinable_function_p): Likewise.
5524 2008-07-25 Michael Meissner <gnu@the-meissners.org>
5526 * doc/extend.texi (hot attribute): Document that the hot attribute
5527 turns on -O3 for some ports.
5528 (cold attribute): Document that the cold attribute turns on -Os
5531 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
5532 reflect function specific option support.
5534 * target.h (struct target_option_hooks): Add fields to say whether
5535 the cold attribute implies -Os and the hot attribute implies -O3.
5537 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
5538 By default, do not turn on -Os for cold functions.
5539 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
5540 not turn on -O3 for hot functions.
5542 * c-common.c (handle_hot_attribute): Use target hook to determine
5543 if hot functions should enable -O3.
5544 (handle_cold_attribute): Use target hook to determine if cold
5545 functions should enable -Os.
5547 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
5548 (override_options): Move disable scheduling to
5549 optimization_options.
5550 (optimization_options): Disable scheduling here, not
5552 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5553 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5555 * config/ia64/ia64.c (ia64_override_options): Move setting
5556 scheduling flags to ia64_optimization_options.
5557 (ia64_optimization_options): Disable scheduling options here, and
5558 not in ia64_override_options.
5559 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5560 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5562 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
5565 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
5567 2008-07-25 Martin Jambor <mjambor@suse.cz>
5569 PR tree-optimization/36926
5570 * ipa-prop.c (ipa_analyze_call_uses): Call
5571 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
5573 2008-07-25 Joseph Myers <joseph@codesourcery.com>
5575 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
5576 movv2si_internal): Add mem = reg alternative.
5578 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
5581 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
5582 DEFAULT_PCC_STRUCT_RETURN to 127.
5584 2008-07-24 Jan Hubicka <jh@suse.cz>
5586 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
5587 (build_cgraph_edges): Likewise.
5588 * cgraph.c (cgraph_node): Do not update assembler hash.
5589 (cgraph_remove_node): Drop non-unit-at-a-time code.
5590 * tree-pass.h (pass_O0_always_inline): Remove.
5591 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
5592 * toplev.c (process_options): Flag unit-at-a-time does not imply
5594 * cgraphunit.c: Update comments.
5595 (decide_is_function_needed): Drop non-unit-at-a-time mode.
5596 (cgraph_assemble_pending_functions): Remove.
5597 (cgraph_reset_node): Drop non-unit-at-a-time code.
5598 (cgraph_finalize_function): Likewise.
5599 (cgraph_analyze_function): Likewise.
5600 (cgraph_finalize_compilation_unit): Likewise.
5601 (cgraph_expand_function): Likewise.
5602 (cgraph_optimize): Likesise.
5603 (save_inline_function_body): Likewise.
5604 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
5605 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
5606 * ipa-inline.c: Update comments.
5607 (enum inlining_mode): remove INLINE_SPEED.
5608 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
5609 (cgraph_mark_inline_edge): Likewise.
5610 (try_inline): Likewise.
5611 (cgraph_decide_inlining_incrementally): Likewise.
5612 (cgraph_gate_inlining): Remove.
5613 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
5614 (cgraph_gate_early_inlining): Likewise.
5615 (gate_inline_passes): Remove.
5616 (pass_inline_parameters, pass_ipa_inline): Remove gates.
5617 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
5618 pass_O0_always_inline): Remove.
5619 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
5620 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
5621 * opts.c (no_unit_at_a_time_default): Remove.
5622 (decode_options): Remove flag_unit_at_a_time reset and warning.
5623 * opts.h (no_unit_at_a_time_default): Remove.
5624 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
5625 early in GNU dialect.
5626 (merge_decls): Update comment; drop unit-at-a-time check.
5627 (finish_decl): Likewise.
5628 (grok_declaration): Remove flag_inline_trees code.
5629 (finish_functions): Return on function returning non-void on all
5631 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
5632 * cfgexpand.c (expand_one_static_var): Remove.
5633 (expand_one_var): Remove expand_one_static_var call.
5634 (expand_used_vars_for_block): Remove flag_unit_a_time check.
5635 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
5636 and flag_unit_at_a-time compatibility checks.
5637 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
5638 * tree-inline.c (flag_inline_trees): Remove.
5639 (inlinable_function_p): Don't check it.
5640 (expand_call_inline): Remove non-unit-at-a-time code.
5641 * tree-inline.h (flag_inline_trees): Remove.
5642 * tree-optimize.c (execute_early_local_optimizations): Remove
5643 unit-at-a-time checks.
5644 (tree_rest_of_compilation): Likewise.
5645 * combine.c (setup_incoming_promotions): Likewise.
5646 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
5647 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
5648 * passes.c (pass_inline_parameters): Update comments; remove
5649 O0_alwaysinline pass.
5650 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
5651 (execute_one_pass): Likewise.
5652 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
5653 (ix86_function_sseregparm): Likewise.
5654 * arm.c (arm_function_in_section_p): Likewise.
5655 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
5656 * varpool.c: Update comments.
5657 (decide_is_variable_needed): Remove unit-at-a-time checks.
5658 (varpool_finalize_decl): Likewise.
5660 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
5662 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
5664 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
5666 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
5668 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
5669 imp symbol extension.
5671 2008-07-23 Ian Lance Taylor <iant@google.com>
5673 * tree-vrp.c (infer_value_range): Ignore asm statements when
5674 looking for memory accesses for -fdelete-null-pointer-checks.
5676 2008-07-24 Ben Elliston <bje@au.ibm.com>
5678 * config/spu/spu-c.c (__vector_keyword): New variable.
5679 (vector_keyword): Likewise.
5680 (spu_categorize_keyword): New function.
5681 (spu_macro_to_expand): Likewise.
5682 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
5683 compiling an ISO C dialect.
5685 2008-07-24 Ben Elliston <bje@au.ibm.com>
5687 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
5690 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5692 * configure: Regenerate.
5693 * configure.ac: Require texinfo 4.7.
5694 * doc/install.texi: Document texinfo 4.7 requirement.
5696 2008-07-23 Martin Jambor <mjambor@suse.cz>
5698 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
5699 rather than for DECL_SAVED_TREE.
5700 * ipa-prop.c: Include diagnostic.h.
5701 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
5703 (ipa_detect_param_modifications): Function rewritten from scratch.
5704 (ipa_compute_jump_functions): Changed accesses to modification flags.
5705 (ipa_free_node_params_substructures): Update flags destruction.
5706 (ipa_node_duplication_hook): Update flags duplication.
5707 (ipa_print_all_params_modified): Updated flag access.
5708 * ipa-prop.h (struct ipa_param_flags): New structure.
5709 (struct ipa_node_params): New field modification_analysis_done,
5710 modified_flags changed into param_flags.
5711 (ipa_is_ith_param_modified): Changed to use new flags.
5712 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
5714 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
5715 ipa-cp.c and split into two functions.
5716 (ipa_print_node_jump_functions): New function.
5717 (compute_scalar_jump_functions): New function.
5718 (type_like_member_ptr_p): New function.
5719 (compute_pass_through_member_ptrs): New function.
5720 (fill_member_ptr_cst_jump_function): New function.
5721 (determine_cst_member_ptr): New function.
5722 (compute_cst_member_ptr_arguments): New function.
5723 (ipa_compute_jump_functions): Complete rewrite.
5724 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
5725 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
5726 (struct ipa_member_ptr_cst): New structure.
5727 (union jump_func_value): New field member_cst.
5728 * ipa-cp.c (ipcp_lat_is_insertable): New function.
5729 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
5730 jump function types.
5731 (ipcp_print_all_lattices): Slight fprintf rearrangement.
5732 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
5733 instead of ipcp_print_all_jump_functions.
5734 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
5735 only for replacable scalars.
5737 * doc/invoke.texi (Optimize options): Add description of
5738 -findirect-inlining.
5739 * common.opt (flag_indirect_inlining): New flag.
5740 * opts.c (decode_options): Set flag_indirect_inlining when
5743 * ipa-inline.c: Include ipa-prop.h.
5744 (inline_indirect_intraprocedural_analysis): New function.
5745 (inline_generate_summary): Allocate parameter and argument info
5746 structures, call inline_indirect_intraprocedural_analysis on each
5747 node when doing indirect inlining and deallocate indirect inlining
5748 data structures in the end.
5749 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
5750 (free_all_ipa_structures_after_iinln): New function.
5751 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
5753 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
5755 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
5756 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
5757 of computing the frequency separately.
5758 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
5759 of computing the frequency separately.
5760 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
5761 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
5762 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
5763 (ipa_get_stmt_member_ptr_load_param): New function.
5764 (ipa_is_ssa_with_stmt_def): New function.
5765 (ipa_note_param_call): New function.
5766 (ipa_analyze_call_uses): New function.
5767 (ipa_analyze_stmt_uses): New function.
5768 (ipa_analyze_params_uses): New function.
5769 (ipa_free_node_params_substructures): Also free the param_calls linked
5771 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
5772 (ipa_print_node_param_flags): New function.
5773 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
5774 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
5775 * ipa-prop.h (struct ipa_param_flags): New field called.
5776 (struct ipa_param_call_note): New structure.
5777 (struct ipa_node_params): New fields param_calls and
5779 (ipa_is_ith_param_called): New function.
5780 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
5781 ipa_analyze_params_uses and dump parameter flags.
5783 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
5784 ipa_propagate_indirect_call_infos if performing indirect inlining,
5785 pass a new parameter new_edges to it.
5786 (add_new_edges_to_heap): New fucntion.
5787 (cgraph_decide_inlining_of_small_functions): New vector
5788 new_indirect_edges for newly found indirect edges , call
5789 ipa_propagate_indirect_call_infos after inlining.
5790 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
5791 inlining if performing indirect inlining. Call
5792 free_all_ipa_structures_after_iinln when doing so too.
5793 (inline_generate_summary): Do not call
5794 free_all_ipa_structures_after_iinln here.
5795 * ipa-prop.c (update_jump_functions_after_inlining): New function.
5796 (print_edge_addition_message): New function.
5797 (update_call_notes_after_inlining): New function.
5798 (propagate_info_to_inlined_callees): New function.
5799 (ipa_propagate_indirect_call_infos): New function.
5800 * ipa-prop.h: Include cgraph.h
5801 (struct ipa_param_call_note): Fields reordered, new field processed.
5802 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
5804 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
5805 rediscovered call statements.
5806 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
5807 (dump_cgraph_node): Dump also the indirect_call flag.
5808 (cgraph_clone_edge): Copy also the indirect_call flag.
5809 * tree-inline.c (copy_bb): Do not check for fndecls from call
5810 expressions, check for edge availability when moving clones.
5811 (get_indirect_callee_fndecl): New function.
5812 (expand_call_inline): If callee declaration is not apprent from
5813 the statement, try calling get_indirect_callee_fndecl. Do not
5814 issue warnings or call sorry when not inlinings an indirect edge.
5815 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
5817 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
5818 bit more frandly to matching.
5819 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
5820 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
5821 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
5823 2008-07-23 Michael Meissner <gnu@the-meissners.org>
5826 * opth-gen.awk: Suppress function specific features when building
5828 * optc-gen.awk: Ditto.
5830 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5833 * diagnostic.c (pedwarn): Add opt parameter.
5835 * c-tree.h (pedwarn_init): Add opt parameter.
5836 (pedwarn_c90): Likewise.
5837 (pedwarn_c99): Likewise.
5838 * c-errors.c (pedwarn_c99): Likewise.
5839 (pedwarn_c90): Likewise.
5840 * toplev.h (pedwarn): Update declaration.
5841 (pedwarn0): Declare.
5842 * c-lex.c: All calls to pedwarn changed.
5843 * builtins.c: All calls to pedwarn changed.
5844 * toplev.c: All calls to pedwarn changed.
5845 * c-decl.c: All calls to pedwarn changed.
5846 * c-typeck.c: All calls to pedwarn changed.
5847 * c-common.c: All calls to pedwarn changed.
5848 * c-parser.c: All calls to pedwarn changed.
5850 2008-07-23 Michael Meissner <gnu@the-meissners.org>
5851 Karthik Kumar <karthikkumar@gmail.com>
5853 * attribs.c (file scope): Include c-common.h.
5854 (decl_attributes): Add support for #pragma GCC optimize and
5857 * targhooks.c (default_can_inline_p): New function that is the
5858 default for the TARGET_CAN_INLINE_P target hook.
5860 * targhooks.h (default_can_inline_p): Add declaration.
5862 * tree.c (cl_optimization_node): New static tree for building
5863 OPTIMIZATION_NODE tree.
5864 (cl_target_option_node): New static tree for building
5865 TARGET_OPTION_NODE tree.
5866 (cl_option_hash_table): New hash table for hashing
5867 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
5868 (cl_option_hash_hash): New function to provide the hash value for
5869 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
5870 (cl_option_hash_eq): New function to provide an equality test for
5871 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
5872 (tree_code_size): Add support for OPTIMIZATION_NODE and
5873 TARGET_OPTION_NODE trees.
5874 (tree_code_structure): Add support for OPTIMIZATION_NODE and
5875 TARGET_OPTION_NODE trees.
5876 (build_optimization_node): Build a tree that has all of the
5877 current optimization options.
5878 (build_target_option_node): Build a tree that has the target
5879 options that might be changed on a per function basis.
5881 * tree.h (file scope): Include options.h.
5882 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
5883 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
5884 (TREE_OPTIMIZATION): Ditto.
5885 (TREE_TARGET_SPECIFIC): Ditto.
5886 (struct tree_function_decl): Add fields for remembering the
5887 current optimization options and target specific options.
5888 (struct tree_optimization_option): New tree variant that remembers
5889 the optimization options.
5890 (struct tree_target_option): New tree variant that remembers the
5891 target specific flags that might change for compiling a particular
5893 (union tree_node): Include tree_optimization_option and
5894 tree_target_option fields.
5895 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
5896 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
5897 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
5898 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
5899 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
5900 optimization and target options.
5901 (optimization_default_node): New macro to refer to global_trees
5903 (optimization_current_node): Ditto.
5904 (optimization_cold_node): Ditto.
5905 (optimization_hot_node): Ditto.
5906 (target_option_default_node): Ditto.
5907 (target_option_current_node): Ditto.
5908 (current_option_pragma): Ditto.
5909 (current_optimize_pragma): Ditto.
5911 * target.h (struct gcc_target): Add valid_option_attribute_p,
5912 target_option_save, target_option_restore, target_option_print,
5913 target_option_pragma_parse, and can_inline_p hooks.
5915 * toplev.h (parse_optimize_options): Add declaration.
5916 (fast_math_flags_struct_set_p): Ditto.
5918 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
5919 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
5922 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
5923 tree_can_inline_p hook to see if one function can inline another.
5924 (cgraph_decide_inlining): Ditto.
5925 (cgraph_decide_inlining_incrementally): Ditto.
5927 * opts.c (decode_options): Add support for running multiple times
5928 to allow functions with different target or optimization options
5929 than was specified on the command line.
5930 (fast_math_flags_struct_set_p): New function that is similar to
5931 fast_math_flags_set_p, except it uses the values in the
5932 cl_optimization structure instead of global variables.
5934 * optc-gen.awk: Add support for TargetSave to allow a back end to
5935 declare new fields that need to be saved when using function
5936 specific options. Include flags.h and target.h in the options.c
5937 source. Add support for Save to indicate which options can be set
5938 for individual functions. Generate cl_optimize_save,
5939 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
5940 cl_target_option_restore, cl_target_option_print functions to
5941 allow functions to use different optimization or target options.
5943 * opt-functions.awk (var_type_struct): Return the type used for
5944 storing the field in a structure.
5946 * opth-gen.awk: Add support for TargetSave to allow a back end to
5947 declare new fields that need to be saved when using function
5948 specific options. Add support for Save to indicate which options
5949 can be set for individual functions. Only generate one extern for
5950 Mask fields. Generate cl_optimization and cl_target_option
5951 structures to remember optimization and target options.
5953 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
5954 collecting new tree nodes.
5955 (TS_TARGET_OPTION): Ditto.
5957 * c-decl.c (merge_decls): Merge function specific target and
5958 optimization options.
5960 * function.c (invoke_set_current_function_hook): If the function
5961 uses different optimization options, change the global variables
5964 * coretypes.h (struct cl_optimization): Add forward reference.
5965 (struct cl_target_option): Ditto.
5967 * c-pragma.c (option_stack): New static vector to remember the
5968 current #pragma GCC option stack.
5969 (handle_pragma_option): New function to support #pragma GCC option
5970 to change target options.
5971 (optimize_stack): New static vector to remember the current
5972 #pragma GCC optimize stack.
5973 (handle_pragma_optimize): New function to support #pragma GCC
5974 optimize to change optimization options.
5975 (init_pragma): Add support for #pragma GCC optimize and #pragma
5978 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
5979 optimization options.
5980 (TARGET_OPTION_NODE): New tree code for remembering certain target
5983 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
5984 TARGET_OPTION_NODE trees.
5986 * common.opt (-O): Add Optimization flag.
5988 (-fmath-errno): Ditto.
5989 (-falign-functions): Add UInteger flag to make sure flag gets full
5990 int in cl_optimization structure.
5991 (-falign-jumps): Ditto.
5992 (-falign-labels): Ditto.
5993 (-falign-loops): Ditto.
5994 (-fsched-stalled-insns): Ditto.
5995 (-fsched-stalled-insns-dep): Ditto.
5997 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
5999 (TARGET_OPTION_SAVE): Ditto.
6000 (TARGET_OPTION_RESTORE): Ditto.
6001 (TARGET_OPTION_PRINT): Ditto.
6002 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6003 (TARGET_CAN_INLINE_P): Ditto.
6004 (TARGET_INITIALIZER): Add new hooks.
6006 * tree-inline.c (tree_can_inline_p): New function to determine
6007 whether one function can inline another. Check if the functions
6008 use compatible optimization options, and also call the backend
6011 * tree-inline.h (tree_can_inline_p): Add declaration.
6013 * c-common.c (c_common_attribute): Add support for option and
6014 optimize attributes.
6015 (handle_option_attribute): Add support for the option attribute to
6016 allow the user to specify different target options for compiling a
6018 (handle_optimize_attribute): Add support for the optimize
6019 attribute to allow the user to specify different optimization
6020 options for compiling a specific function.
6021 (handle_hot_attribute): Turn on -O3 optimization for this one
6022 function if it isn't the default optimization level.
6023 (handle_cold_attribute): Turn on -Os optimization for this one
6024 function if it insn't the default optimization.
6025 (const_char_p): New const char * typedef.
6026 (optimize_args): New static vector to remember the optimization
6028 (parse_optimize_options): New function to set up the optimization
6029 arguments from either the optimize attribute or #pragma GCC optimize.
6031 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
6032 (builtin_define_std): Ditto.
6034 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
6035 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
6036 (x86_64-*-*): Ditto.
6038 * Makefile.in (TREE_H): Add options.h.
6039 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
6041 * doc/extend.texi (option attribute): Document new attribute.
6042 (optimize attribute): Ditto.
6043 (hot attribute): Document hot attribute sets -O3.
6044 (cold attribute): Document cold attribute sets -Os.
6045 (#pragma GCC option): Document new pragma.
6046 (#pragma GCC optimize): Ditto.
6048 * doc/options.texi (TargetSave): Document TargetSave syntax.
6049 (UInteger): Document UInteger must be used for certain flags.
6050 (Save): Document Save option to create target specific options
6051 that can be saved/restored on a function specific context.
6053 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
6054 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6056 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
6057 (TARGET_OPTION_SAVE): Ditto.
6058 (TARGET_OPTION_RESTORE): Ditto.
6059 (TARGET_OPTION_PRINT): Ditto.
6060 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6061 (TARGET_CAN_INLINE_P): Ditto.
6063 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
6065 (-mfpmath=both): Ditto.
6067 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6068 Karthik Kumar <karthikkumar@gmail.com>
6070 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
6071 (TARGET_POPCNT): Ditto.
6072 (TARGET_SAHF): Ditto.
6073 (TARGET_AES): Ditto.
6074 (TARGET_PCLMUL): Ditto.
6075 (TARGET_CMPXCHG16B): Ditto.
6076 (TARGET_RECIP): Move switch into target_flags.
6077 (TARGET_FUSED_MADD): Ditto.
6078 (ix86_arch_features): Make an unsigned char type.
6079 (ix86_tune_features): Ditto.
6080 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
6081 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
6082 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
6084 * config/i386/i386.opt (arch): New TargetSave field to define
6085 fields that need to be saved for function specific option support.
6088 (branch_cost): Ditto.
6089 (ix86_isa_flags_explicit): Ditto.
6090 (tune_defaulted): Ditto.
6091 (arch_specified): Ditto.
6092 (-m128-long-double): Add Save flag to save option for target
6093 specific option support.
6095 (-maccumulate-outgoing-args): Ditto.
6096 (-malign-double): Ditto.
6097 (-malign-stringops): Ditto.
6098 (-mfancy-math-387): Ditto.
6099 (-mhard-float): Ditto.
6101 (-minline-all-stringops): Ditto.
6102 (-minline-stringops-dynamically): Ditto.
6103 (-mms-bitfields): Ditto.
6104 (-mno-align-stringops): Ditto.
6105 (-mno-fancy-math-387): Ditto.
6106 (-mno-push-args): Ditto.
6107 (-mno-red-zone): Ditto.
6108 (-mpush-args): Ditto.
6109 (-mred-zone): Ditto.
6111 (-msseregparm): Ditto.
6112 (-mstack-arg-probe): Ditto.
6127 (-mrecip): Move flag into target_flags.
6129 (-mno-fused-madd): Ditto.
6130 (-mfused-madd): Ditto.
6131 (-mabm): Move flag into ix86_isa_flags.
6138 * config/i386/i386-c.c: New file for #pragma support.
6139 (ix86_target_macros_internal): New function to #define or #undef
6140 target macros based when the user uses the #pragma GCC option to
6141 change target options.
6142 (ix86_pragma_option_parse): New function to add #pragma GCC option
6144 (ix86_target_macros): Move defining the target macros here from
6145 TARGET_CPU_CPP_BUILTINS in i386.h.
6146 (ix86_register_pragmas): Register the #pragma GCC option hook. If
6147 defined, initialize any subtarget #pragmas.
6149 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
6150 REGISTER_TARGET_PRAGMAS.
6152 * config/i386/t-i386: New file for x86 dependencies.
6153 (i386.o): Make dependencies mirror the include files used.
6154 (i386-c.o): New file, add dependencies.
6156 * config/i386/i386-protos.h (override_options): Add bool argument.
6157 (ix86_valid_option_attribute_tree): Add declaration.
6158 (ix86_target_macros): Ditto.
6159 (ix86_register_macros): Ditto.
6161 * config/i386/i386.c (ix86_tune_features): Move initialization of
6162 the target masks to initial_ix86_tune_features to allow functions
6163 to have different target options. Make type unsigned char,
6164 instead of unsigned int.
6165 (initial_ix86_tune_features): New static vector to hold processor
6166 masks for the tune variables.
6167 (ix86_arch_features): Move initialization of the target masks to
6168 initial_ix86_arch_features to allow functions to have different
6169 target options. Make type unsigned char, instead of unsigned int.
6170 (initial_ix86_arch_features): New static vector to hold processor
6171 masks for the arch variables.
6172 (enum ix86_function_specific_strings): New enum to describe the
6173 string options used for attribute((option(...))).
6174 (ix86_target_string): New function to return a string that
6175 describes the target options.
6176 (ix86_debug_options): New function to print the current options in
6178 (ix86_function_specific_save): New function hook to save the
6179 function specific global variables in the cl_target_option structure.
6180 (ix86_function_specific_restore): New function hook to restore the
6181 function specific variables from the cl_target_option structure to
6182 the global variables.
6183 (ix86_function_specific_print): New function hook to print the
6184 target specific options in the cl_target_option structure.
6185 (ix86_valid_option_attribute_p): New function hook to validate
6186 attribute((option(...))) arguments.
6187 (ix86_valid_option_attribute_tree): New function that is common
6188 code between attribute((option(...))) and #pragma GCC option
6189 support that parses the options and returns a tree holding the options.
6190 (ix86_valid_option_attribute_inner_p): New helper function for
6191 ix86_valid_option_attribute_tree.
6192 (ix86_can_inline_p): New function hook to decide if one function
6193 can inline another on a target specific basis.
6194 (ix86_set_current_function); New function hook to switch target
6195 options if the user used attribute((option(...))) or #pragma GCC
6197 (ix86_tune_defaulted): Move to static file scope from
6199 (ix86_arch_specified): Ditto.
6200 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
6202 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
6203 (OPTION_MASK_ISA_ABM_SET): Ditto.
6204 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
6205 (OPTION_MASK_ISA_CX16_SET): Ditto.
6206 (OPTION_MASK_ISA_SAHF_SET): Ditto.
6207 (OPTION_MASK_ISA_AES_UNSET): Ditto.
6208 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
6209 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
6210 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
6211 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
6212 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
6213 (struct ptt): Move to static file scope from override_options.
6214 (processor_target_table): Ditto.
6216 (ix86_handle_option): Add support for options that are now isa options.
6217 (override_options): Add support for declaring functions that
6218 support different target options than were specified on the
6219 command line. Move struct ptt, processor_target_table, cpu_names,
6220 ix86_tune_defaulted, ix86_arch_specified to static file scope.
6221 Add bool argument. Fix up error messages so the appropriate error
6222 is given for either command line or attribute.
6223 (ix86_previous_fndecl): New static to remember previous function
6224 declaration to see if we need to change target options.
6225 (ix86_builtins_isa): New array to record the ISA of each builtin
6227 (def_builtin): Always create the builtin function, even if the
6228 current ISA doesn't support it.
6229 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
6230 tests for those builtins.
6231 (ix86_init_builtins): Remove TARGET_MMX test for calling
6232 ix86_init_mmx_sse_builtins.
6233 (ix86_expand_builtin): If the current ISA doesn't support a given
6234 builtin, signal an error.
6235 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
6236 (TARGET_SET_CURRENT_FUNCTION): Ditto.
6237 (TARGET_OPTION_SAVE): Ditto.
6238 (TARGET_OPTION_RESTORE): Ditto.
6239 (TARGET_OPTION_PRINT): Ditto.
6240 (TARGET_CAN_INLINE_P): Ditto.
6242 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
6244 * c-typeck.c (build_external_ref): Don't call assemble_external.
6245 * final.c (output_operand): Call assemble_external.
6247 2008-07-21 DJ Delorie <dj@redhat.com>
6249 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
6250 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
6252 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6254 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
6255 original insn and splitter contents into ...
6256 ("*div<mode>3_fast"): ... this new pattern. Enable only if
6257 flag_unsafe_math_optimizations. Add dummy scratch register.
6258 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
6259 !flag_unsafe_math_optimizations. Returns number with next
6260 highest magnitude if this is still less or equal to the true
6261 quotient in magnitude.
6263 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
6265 * Makefile.in: Replace toplev.h with TOPLEV_H.
6266 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
6267 * c-lex.c (fe_file_change): Don't set in_system_header.
6268 * c-parser.c (c_token): Remove in_system_header.
6269 (c_lex_one_token): Don't set in_system_header.
6270 (c_parser_set_source_position_from_token): Don't set in_system_header.
6271 * diagnostic.c (diagnostic_report_diagnostic): Use location from
6274 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
6275 * flags.h (in_system_header): Remove.
6276 * function.c (saved_in_system_header): Remove.
6277 (push_cfun): Don't set in_system_header.
6278 (pop_cfun): Don't set in_system_header.
6279 (push_struct_function): Don't set in_system_header.
6280 * input.h (expanded_location): Add sysp.
6281 (in_system_header_at): New.
6282 (in_system_header): New.
6283 * toplev.c (in_system_header): Remove.
6284 * toplev.h: Include input.h
6286 * tree-cfg.c (execute_warn_function_return): Call warning_at.
6287 * tree-ssa.c (warn_uninit): Call warning_at.
6288 (warn_uninitialized_var): Update calls to warn_uninit.
6289 (warn_uninitialized_phi): Update calls to warn_uninit.
6290 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
6291 (expand_location): Initialize xloc.sysp.
6292 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
6293 (tree_decl_with_vis): Remove in_system_header_flag.
6295 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
6298 * recog.c (asm_operand_ok): Change the order of the extra
6299 memory constraint checks.
6301 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6304 * tree-switch-conversion.c (build_one_array): Call
6305 varpool_mark_needed_node and varpool_finalize_decl
6306 instead of assemble_variable.
6308 2008-07-19 Jan Hubicka <jh@suse.cz>
6310 * cgraph.c (cgraph_add_new_function): Do early local passes.
6311 * tree-nrv.c (gate_pass_return_slot): New gate.
6312 (pass_nrv): Add the gate.
6313 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
6315 (coalesce_ssa_name): Coalesce SSA names.
6316 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
6317 not optimizing so unused user vars remains visible.
6318 * common.opt (flag_tree_ter): Always enable by default.
6319 * tree-ssa-ter.c: Include flags.h
6320 (is_replaceable_p): Check that locations match; when aliasing is missing
6321 be conservative about loads.
6322 * tree-optimize.c (gate_init_datastructures): Remove.
6323 (pass_init_datastructures): New.
6324 * passes.c: Reorder passes so we always go into SSA.
6326 2008-07-19 Jan Hubicka <jh@suse.cz>
6328 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
6329 * doc/invoke.texi (--combine): Likewise.
6330 (-finline-functions-called-once): Update levels when enabled.
6331 (-funit-at-a-time): Document new behaviour.
6332 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
6333 -fno-section-anchors when disabled explicitly.
6334 (inline params): They are not ignored now.
6335 (precompiled headers): Remove unit-at-a-time as being incompatible.
6336 * opts.c (decode_options): Handle unit-at-a-time as alias;
6337 imply -fno-section-anchors when toplevel reorder is disabled
6339 * common.opt (ftoplevel-reorder): Set default value to 2.
6340 (funit-at-a-time): Set default value to 1.
6341 * config/rs6000/rs6000.c (optimization_options): Set section anchors
6344 2008-07-19 Jan Hubicka <jh@suse.cz>
6346 * builtins.c (expand_builtin_int_roundingfn,
6347 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
6350 2008-07-19 Richard Guenther <rguenther@suse.de>
6353 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
6354 * tree-ssa-sccvn.c (get_constant_value_id): New function.
6355 * tree-ssa-pre.c (get_expr_value_id): For newly created
6356 constant value-ids make sure to add the expression to its
6359 2008-07-19 Jakub Jelinek <jakub@redhat.com>
6362 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
6363 return value of the builtin is ignored.
6365 2008-07-19 Olivier Hainque <hainque@adacore.com>
6367 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
6368 bits, a C conformant malloc implementation has to provide.
6369 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
6371 2008-07-19 Joseph Myers <joseph@codesourcery.com>
6375 * reload.c (find_reloads_subreg_address): Only reload address if
6376 reloaded == 0, not for reloaded != 1.
6379 2008-07-16 Joseph Myers <joseph@codesourcery.com>
6380 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
6381 (m32c_legitimate_address_p): Handle "++rii" addresses created by
6382 m32c_legitimize_reload_address.
6384 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6385 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
6386 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
6388 2008-07-19 Olivier Hainque <hainque@adacore.com>
6390 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
6391 argument, saying whether nested array are to be collapsed
6392 into a single array type DIE with multiple subscripts.
6393 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
6394 issues, centralize the nested array types collapsing control and
6395 disable the transformation for Ada.
6397 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
6400 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
6402 (x86_64_shift_adj_2): New expander.
6403 (x86_64_shift_adj_3): Ditto.
6404 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
6405 to split TImode operands.
6406 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
6407 (ix86_split_lshr): Ditto.
6409 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
6411 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
6412 and __CHAR32_TYPE__.
6413 * c-typeck.c (digest_init): Support char16_t and char32_t.
6414 (set_nonincremental_init_from_string): Idem.
6416 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
6419 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
6420 PREFERRED_STACK_BOUNDARY.
6421 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6423 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
6426 * function.c (locate_and_pad_parm): Cap boundary earlier.
6428 2008-07-17 Julian Brown <julian@codesourcery.com>
6430 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
6431 no-op for targets which don't use DLLs.
6433 2008-07-17 Martin Jambor <mjambor@suse.cz>
6435 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
6436 that nodes are relevant by examining the node->analyzed flag.
6437 (ipcp_init_stage): Check which nodes are relevant, assert that the
6438 relevant ones are also required.
6439 (ipcp_propagate_stage): Check on the side arrays are properly
6441 (ipcp_print_all_jump_functions): Make sure not to touch any node
6442 that is not analyzed or an edge that does not have a corresponding
6443 entry in the on-the-side vectors.
6444 (ipcp_function_scale_print): Likewise.
6445 (ipcp_update_callgraph): Check that the node is relevant.
6446 (ipcp_insert_stage): Check that the node is relevant. Check there is
6447 an info for every node and edge.
6448 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
6449 (ipa_print_all_tree_maps): Likewise and a new variable info.
6450 (ipa_print_all_params_modified): Likewise.
6451 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
6453 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
6456 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
6458 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
6460 PR rtl-optimization/36753
6461 * fwprop.c (use_killed_between): Don't shortcut
6462 single-definition global registers.
6464 2008-07-16 Jan Hubicka <jh@suse.cz>
6466 * cgraph.h (varpool_empty_needed_queue): Declare.
6467 * cgraphunit.c (output_in_order): Mark all variables as needed;
6469 * varpool.c (varpool_assemble_node): Update debug queue.
6470 (varpool_assemble_pending_decls): Don't do it here.
6471 (varpool_empty_needed_queue): New function.
6473 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6475 * recog.c (peephole2_optimize): Fix formatting.
6477 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6479 * c-pch.c (get_ident): Avoid C++ keywords.
6480 * combine-stack-adj.c (single_set_for_csa): Likewise.
6481 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
6482 output_asm_insn): Likewise.
6483 * reload.c (push_secondary_reload, find_reusable_reload,
6484 push_reload, combine_reloads, find_reloads,
6485 debug_reload_to_stream): Likewise.
6486 * reload.h (struct reload): Likewise.
6487 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
6488 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
6489 emit_output_reload_insns): Likewise.
6490 * targhooks.c (default_secondary_reload): Likewise.
6491 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
6493 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6495 * recog.c (validate_change_1, validate_change,
6496 validate_unshare_change, validate_replace_rtx_1, struct
6497 funny_match, constrain_operands, peephole2_optimize): Avoid C++
6499 * reload.c (push_secondary_reload, secondary_reload_class,
6500 scratch_reload_class, find_valid_class, find_reusable_reload,
6501 push_reload, find_dummy_reload, find_reloads_address_1,
6502 find_reloads_address_part, find_equiv_reg): Likewise.
6503 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
6504 choose_reload_regs): Likewise.
6505 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
6507 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
6508 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
6509 * sched-rgn.c (concat_INSN_LIST): Likewise.
6510 * stor-layout.c (mode_for_size, mode_for_size_tree,
6511 smallest_mode_for_size): Likewise.
6513 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6515 * cfg.c (dump_reg_info): Avoid C++ keywords.
6516 * dwarf2asm.c (dw2_force_const_mem,
6517 dw2_asm_output_encoded_addr_rtx): Likewise.
6518 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
6519 * expmed.c (expand_shift): Likewise.
6520 * global.c (find_reg): Likewise.
6521 * graph.c (draw_edge): Likewise.
6522 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
6523 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
6524 widen_clz, widen_bswap, expand_parity, expand_unop,
6525 emit_cmp_and_jump_insn_1): Likewise.
6526 * postreload.c (reload_cse_simplify_operands): Likewise.
6527 * ra.h (add_neighbor): Likewise.
6528 * reg-stack.c (remove_regno_note, change_stack): Likewise.
6529 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
6530 record_reg_classes, copy_cost, record_address_regs,
6531 invalid_mode_change_p): Likewise.
6532 * regrename.c (regrename_optimize, scan_rtx_reg,
6533 dump_def_use_chain, find_oldest_value_reg,
6534 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
6536 2008-07-16 David Edelsohn <edelsohn@gnu.org>
6538 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
6539 MASK_POWERPC64 for power4 in previous commit.
6541 2008-07-16 Olivier Hainque <hainque@adacore.com>
6543 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
6544 instead of bare conversion to cast const-ness away.
6546 2008-07-16 Anatoly Sokolov <aesok@post.ru>
6548 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
6549 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
6550 * config/xtensa/xtensa.c (xtensa_function_value): New function.
6551 (TARGET_FUNCTION_VALUE): Define.
6553 2008-07-16 David Edelsohn <edelsohn@gnu.org>
6555 * config/rs6000/rs6000.c (processor_target_table): Add
6556 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
6558 2008-07-16 Joseph Myers <joseph@codesourcery.com>
6561 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
6562 (m32c_legitimate_address_p): Handle "++rii" addresses created by
6563 m32c_legitimize_reload_address.
6565 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
6567 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
6568 DECL_IN_SYSTEM_HEADER in sync.
6570 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
6572 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
6573 * tree-ssa-pre.c (pre_expr_eq): Ditto
6574 (get_constant_for_value_id): Take a type as an argument.
6575 (fully_constant_expression): Pass in type.
6576 (find_or_generate_expression): Short circuit constant case.
6577 (create_expression_by_pieces): Remove special casing of
6579 (do_regular_insertion): Short circuit constant case.
6580 (do_partial_partial_insertion): Ditto.
6582 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6585 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
6587 2008-07-15 Bob Wilson <bob.wilson@acm.org>
6589 * config/xtensa/libgcc-xtensa.ver: New file.
6590 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
6592 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6594 * df-problems.c (df_set_note): Avoid C++ keywords.
6595 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
6596 * dse.c (record_store, remove_useless_values): Likewise.
6597 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
6598 gen_reg_rtx_offset, operand_subword, change_address_1,
6599 change_address, adjust_address_1, offset_address,
6600 widen_memory_access, emit_copy_of_insn_after): Likewise.
6601 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
6602 * fwprop.c (should_replace_address, propagate_rtx_1,
6603 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
6605 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
6606 gcse_emit_move_after, update_ld_motion_stores): Likewise.
6607 * lcm.c (compute_insert_delete, pre_edge_lcm,
6608 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
6609 * lower-subreg.c (resolve_reg_notes): Likewise.
6610 * mode-switching.c (optimize_mode_switching): Likewise.
6612 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6614 * bt-load.c (add_btr_def, migrate_btr_def,
6615 branch_target_load_optimize): Avoid C++ keywords.
6616 * caller-save.c (insert_restore, insert_save, insert_one_insn):
6618 * combine.c (subst, simplify_set, make_extraction,
6619 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
6620 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
6621 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
6623 2008-07-15 Richard Guenther <rguenther@suse.de>
6626 * c-common.c (strict_aliasing_warning): Do not warn for
6627 TYPE_REF_CAN_ALIAS_ALL pointers.
6628 (c_common_get_alias_set): may_alias types are not special.
6629 * tree.c (build_pointer_type_for_mode): Look up the may_alias
6630 attribute and set can_ref_all accordingly.
6631 (build_reference_type_for_mode): Likewise.
6632 * doc/extend.texi (may_alias): Clarify.
6634 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6637 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
6638 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
6640 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6643 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
6644 gcc_assert, instead call output_operand_lossage.
6646 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
6648 * builtins.c (std_canonical_va_list): Treat structure based
6651 2008-07-15 Ben Elliston <bje@au.ibm.com>
6653 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
6655 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
6657 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
6660 2008-07-14 Jan Hubicka <jh@suse.cz>
6662 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
6663 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
6664 fix predicates and constraints.
6665 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
6666 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
6668 2008-07-14 Doug Kwan <dougkwan@google.com>
6670 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
6671 additional option file arm/eabi.opt.
6672 * config/arm/eabi.h (File): New configuration file for EABI targets.
6673 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
6674 SUBSUBTARGET_EXTRA_SPECS.
6675 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
6676 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
6677 from STARTFILE_SPEC so that it can be referenced in an override.
6678 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
6679 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
6680 can be referenced in an override.
6681 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
6682 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
6683 so that it can be referenced in an override.
6684 (LINK_SPEC): Use BPABI_LINK_SPEC.
6685 * config/arm/eabi.opt (File): New.
6687 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6689 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
6690 (FIXED_VALUE_H): New variable.
6691 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
6692 input.h, fixed-value.h.
6693 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
6694 (BASIC_BLOCK_H): Use $(BITMAP_H).
6695 (FUNCTION_H): Add varray.h.
6696 (IPA_REFERENCE_H): Use $(BITMAP_H).
6697 (CGRAPH_H): Add $(BASIC_BLOCK_H).
6698 (DF_H): Use $(BITMAP_H).
6699 (GGC_H): Add statistics.h.
6701 (INSN_ATTR_H): Use it.
6702 (SYSTEM_H): Add safe-ctype.h, filenames.h.
6704 (SYMTAB_H): Add $(OBSTACK_H).
6705 (CPP_INTERNAL_H): New.
6706 (TREE_DUMP_H): Add tree-pass.h.
6707 (TREE_FLOW_H): Use $(BITMAP_H)
6708 (PRETTY_PRINT_H): Use $(INPUT_H).
6709 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
6712 (many object files): Fix lots of header dependencies throughout.
6714 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6716 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
6718 (s-gtyp-input): Use them to write tmp-gi.list.
6719 (echo_to_gi.list): Remove.
6721 2008-07-14 Richard Guenther <rguenther@suse.de>
6723 * tree-ssa-sccvn.c (pre_info): Remove.
6724 (switch_to_PRE_table): Likewise.
6725 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
6726 (set_hashtable_value_ids): Do not create value-ids for the
6728 (run_scc_vn): Remove double test. Remove bogus special-case
6729 in value-number printing.
6730 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
6731 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
6733 * tree-flow-inline.h (get_value_handle): Remove.
6734 * tree-flow.h (get_value_handle): Remove.
6736 2008-07-14 Martin Jambor <mjambor@suse.cz>
6738 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
6739 in which we generate arithmetics is not a subrange.
6741 2008-07-14 Martin Jambor <mjambor@suse.cz>
6743 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
6745 2008-07-14 Richard Guenther <rguenther@suse.de>
6747 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
6749 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
6752 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
6753 reload for symbol refs moved to r0 with -fPIC.
6754 (legitimize_pic_address): Use the target register as temporary
6756 (emit_symbolic_move): Adjust comment.
6757 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
6760 2008-07-14 Ben Elliston <bje@au.ibm.com>
6762 * c-common.h (C_CPP_HASHNODE): New macro.
6763 * coretypes.h (struct cpp_token): Forward declare.
6764 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
6765 the context-sensitive keyword method.
6766 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
6767 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
6768 expand_bool_pixel): New.
6769 (altivec_categorize_keyword): New function.
6770 (init_vector_keywords): New function.
6771 (rs6000_macro_to_expand): Likewise.
6772 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
6773 compiling an ISO C dialect.
6775 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
6777 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
6778 (create_expression_by_pieces): Fix typo.
6779 (do_regular_insertion): Use debug counter here too.
6781 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
6784 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
6785 CONST_OK_FOR_LETTER_P. All port-local users changed.
6786 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
6787 implement Kp matching power-of-two.
6788 (CONSTRAINT_LEN): Define to match.
6789 * config/cris/cris.md: Replace all use of constraint K with Kc.
6790 ("*btst*): Use Kp for operand 0 of last alternative.
6792 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6795 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
6798 2008-07-13 Jan Hubicka <jh@suse.cz>
6800 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
6803 2008-07-13 Richard Guenther <rguenther@suse.de>
6806 * langhooks.c (lhd_print_error_function): Deal with recursive
6809 2008-07-12 Jan Hubicka <jh@suse.cz>
6811 * cgraph.c (assembler_name_hash): New static var.
6812 (hash_node_by_assembler_name, eq_assembler_name): New.
6813 (cgraph_node_for_asm): Use hashtable.
6814 (cgraph_remove_node): Maintain hashtable.
6815 (change_decl_assembler_name): Sanity check that names are not changing
6816 after aliasing was processed.
6817 * cgraph.h (varpoon_node): Add next GGC marker.
6818 * tree.c (decl_assembler_name_equal): Constify.
6819 (decl_assembler_name_hash): New.
6820 * tree.h (decl_assembler_name_equal): Constify.
6821 (decl_assembler_name_hash): Update.
6823 2008-07-12 David Daney <ddaney@avtrex.com>
6825 * config/mips/driver-native.c (host_detect_local_cpu): Handle
6828 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
6830 * doc/md.texi: Document the MIPS "v" constraint.
6831 * config/mips/mips.h (reg_class): Revert last change.
6832 (REG_CLASS_NAMES): Likewise.
6833 (REG_CLASS_CONTENTS): Likewise.
6834 * config/mips/mips.c (mips_regno_to_class): Likewise.
6835 * config/mips/constraints.md (v): Likewise, but add documentation.
6836 Add a comment to say that this constraint should not be used in
6839 2008-07-11 DJ Delorie <dj@redhat.com>
6841 * config/h8300/h8300.md (length): Fix branch offset limit.
6843 2008-07-11 Anatoly Sokolov <aesok@post.ru>
6845 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
6846 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
6847 (avr_hard_regno_scratch_ok): New function.
6848 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
6849 * config/avr/avr.md (all peepholes that request a scratch register):
6850 Remove avr_peep2_scratch_safe use.
6852 2008-07-11 Tom Tromey <tromey@redhat.com>
6853 Ian Lance Taylor <iant@google.com>
6855 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
6856 (struct c_common_resword): Define.
6857 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
6858 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
6859 (c_common_reswords, num_c_common_reswords): Declare.
6860 * c-common.c (c_common_reswords): New global const array.
6861 (num_c_common_reswords): New const int.
6862 * c-parser.c (struct resword, reswords): Don't define.
6863 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
6864 (c_parse_init): Clarify mask code. Use c_common_reswords rather
6865 than reswords. If warning about C++ keywords, give them a special
6867 (c_lex_one_token): Warn about C++ keywords. Call
6868 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
6869 (c_parser_external_declaration): Look for RID_xxx rather than
6870 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
6871 (c_parser_statement_after_labels): Likewise.
6872 (c_parser_objc_class_instance_variables): Likewise.
6873 (c_parser_objc_class_declaration): Likewise.
6874 (c_parser_objc_try_catch_statement): Likewise.
6875 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
6876 (declspecs_add_type): Likewise.
6878 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
6880 * ggc-page.c (alloc_page):
6881 Substituting xmalloc, xcalloc with
6882 XNEWVEC and XCNEWVAR macros which add the
6885 2008-07-11 Richard Guenther <rguenther@suse.de>
6887 PR tree-optimization/36765
6888 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
6889 aliases from HEAP vars to SMTs.
6891 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6893 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
6894 * configure.ac (loose_warn): Move -Wc++-compat from here...
6895 (strict_warn): ...to here.
6896 * configure: Regenerate.
6898 2008-07-10 Joseph Myers <joseph@codesourcery.com>
6900 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
6901 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
6902 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
6903 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
6904 excluding more specific h8300-*-* and sh-*-* targets.
6906 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
6908 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
6910 (execute_pre): Call loop_optimizer_finalize in early exit.
6912 2008-07-10 Jakub Jelinek <jakub@redhat.com>
6915 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
6916 uids in the bitmap, not just VAR_DECL uids.
6918 PR rtl-optimization/36419
6919 * combine-stack-adj.c (adjust_frame_related_expr): New function.
6920 (combine_stack_adjustments_for_block): Call it if needed. Delete
6922 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
6923 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
6924 prologue sp adjustment.
6926 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
6929 * opts.c (print_ignored_options): Report postponed diagnostics for
6930 unknown -Wno-* options as warnings, not errors.
6931 (postpone_unknown_option_error): Renamed to...
6932 (postpone_unknown_option_warning): ... this.
6934 2008-07-09 Doug Kwan <dougkwan@google.com>
6937 2008-07-08 Doug Kwan <dougkwan@google.com>
6939 * config/arm/arm.opt (mandroid): New option.
6940 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
6941 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
6943 (CC1PLUS_SPEC): Same.
6945 (STARTFILE_SPEC): Same.
6946 (ENDFILE_SPEC): Same.
6947 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
6950 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
6953 * config/mips/mips.h (reg_class): Remove V1_REG.
6954 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
6955 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
6957 (mips_get_tp): New function.
6958 (mips_legitimize_tls_address): Use it.
6959 * config/mips/constraints.md (v): Delete.
6960 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
6961 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
6962 After reload, split into a move and ...
6963 (*tls_get_tp_<mode>_split): ...this new instruction.
6965 2008-07-09 David Daney <ddaney@avtrex.com>
6967 * config/mips/driver-native.c: Include coretypes.h and tm.h.
6969 2008-07-09 Jakub Jelinek <jakub@redhat.com>
6971 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
6972 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
6974 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
6975 htab_delete should be called. Don't free c.
6976 (lookup_tmp_var): Create temp_htab lazily.
6977 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
6978 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
6980 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
6981 lower_omp_ordered, lower_omp_critical, lower_omp_for,
6982 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
6983 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
6984 * tree-sra.c (generate_element_init): Likewise.
6985 * tree-mudflap.c (execute_mudflap_function_ops,
6986 execute_mudflap_function_decls): Likewise.
6987 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
6988 * tree-gimple.h (struct gimplify_ctx): New type.
6989 (push_gimplify_context): Adjust prototype.
6991 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
6993 * tree-ssa-pre.c (phi_translate_1): Update placement of
6996 2008-07-09 Anatoly Sokolov <aesok@post.ru>
6998 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
6999 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
7000 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
7001 * targhooks.c (default_hard_regno_scratch_ok): New function.
7002 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
7003 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
7004 * recog.c: Include "target.h".
7005 (peep2_find_free_register): Add check for global regs. Add target
7007 * Makefile.in (recog.o): Depend on target.h.
7009 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
7011 * config/sh/sh.c (sh_canonical_va_list_type): New.
7012 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
7014 2008-07-09 Raksit Ashok <raksit@google.com>
7016 * doc/invoke.texi (Option Summary): Mention new option
7017 -Wdisallowed-function-list=...
7018 (Warning Options): Document -Wdisallowed-function-list=...
7019 * common.opt (Wdisallowed-function-list=): New flag.
7020 * flags.h (warn_disallowed_functions): External definition of new
7021 boolean warning flag.
7022 (warn_if_disallowed_function_p): Declare new function.
7023 * opts.c (warning_disallowed_functions): New static variable.
7024 (warn_disallowed_functions): New boolean warning flag.
7025 (warn_if_disallowed_function_p): New function.
7026 (add_comma_separated_to_vector): Rename
7027 add_instrument_functions_exclude_list to this.
7028 (common_handle_option): Handle new option. Rename calls to
7029 add_instrument_functions_exclude_list into calls to
7030 add_comma_separated_to_vector.
7031 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
7032 based on flag warn_disallowed_functions.
7034 2008-07-09 Christian Bruel <christian.bruel@st.com>
7036 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
7037 instead of get_attr_length.
7039 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7041 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
7043 * genemit.c (gen_insn): Likewise.
7044 * gengtype.c (note_def_vec): Likewise.
7045 * gengtype.h (note_def_vec): Likewise.
7046 * genoutput.c (struct data, output_insn_data, process_template,
7047 gen_expand, gen_split, note_constraint): Likewise.
7048 * genrecog.c (new_decision, add_to_sequence, factor_tests,
7049 make_insn_sequence): Likewise.
7050 * gensupport.c (record_insn_name): Likewise.
7052 2008-07-08 Doug Kwan <dougkwan@google.com>
7054 * config/arm/arm.opt (mandroid): New option.
7055 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7056 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7058 (CC1PLUS_SPEC): Same.
7060 (STARTFILE_SPEC): Same.
7061 (ENDFILE_SPEC): Same.
7062 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7065 2008-07-08 Raksit Ashok <raksit@google.com>
7067 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
7068 (set_storage_via_setmem): Fix expected_align parameter.
7069 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
7070 missing from the list.
7071 * doc/md.texi (movmem): Explicitly state that expected alignment is
7072 to be expressed in bytes.
7073 (setmem): Explicitly state that expected alignment is to be expressed
7076 2008-07-08 Joseph Myers <joseph@codesourcery.com>
7078 * reload.c (find_reloads_subreg_address): Do not require validity
7079 of address in original mode before reloading address.
7081 2008-07-07 Tianwei Sheng <tianweis@google.com>
7083 * df-core.c (df_remove_problem): Adjust the access to avoid out of
7084 bounds array access.
7086 2008-07-08 Jakub Jelinek <jakub@redhat.com>
7088 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
7090 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
7092 Fix PR tree-optimization/23455
7093 Fix PR tree-optimization/35286
7094 Fix PR tree-optimization/35287
7095 * Makefile.in (OBJS-common): Remove tree-vn.o.
7096 (tree-vn.o): Remove.
7097 * dbgcnt.def: Add treepre_insert debug counter.
7098 * gcc/tree-flow.h (add_to_value): Updated for other changes.
7099 (debug_value_expressions): Ditto.
7100 (print_value_expressions): Ditto.
7101 * tree-pretty-print.c (dump_generic_node): Updated for
7102 VALUE_HANDLE removal.
7103 * tree-ssa-dom.c (record_equality): Ditto.
7104 (cprop_operand): Ditto.
7105 (lookup_avail_expr): Ditto.
7106 * tree-ssa-threadedge.c
7107 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
7108 (simplify_control_stmt_condition): Ditto.
7109 * tree.c (tree_code_size): Ditto.
7110 (tree_node_structure): Ditto.
7111 (iterative_hash_expr): Ditto.
7113 * tree.h (VALUE_HANDLE_ID): Ditto.
7114 (VALUE_HANDLE_EXPR_SET): Ditto.
7115 (struct tree_value_handle): Ditto.
7116 (union tree_node): Ditto.
7117 * treestruct.def: Ditto.
7118 * tree-vn.c: Removed.
7119 * tree-ssa-pre.c: Rewritten entirely.
7120 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
7121 (constant_value_ids): Ditto.
7122 (vn_nary_op_t): Moved to header.
7124 (vn_reference_op_t): Ditto
7125 (vn_reference_t): Ditto.
7126 (next_value_id): New variable.
7127 (VN_INFO): Add an assert.
7128 (vn_constant_eq): New function.
7129 (vn_constant_hash): Ditto.
7130 (get_or_alloc_constant_value_id): Ditto.
7131 (value_id_constant_p): Ditto.
7132 (vn_reference_compute_hash): De-staticify.
7133 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
7134 Disable some code with a FIXME. Remove VALUE_HANDLE use.
7135 (valueize_refs): Update opcode if it changes from ssa name to constant.
7136 (vn_reference_lookup_1): Add new argument.
7137 (vn_reference_lookup): Ditto.
7138 (vn_reference_lookup_pieces): New function.
7139 (vn_reference_insert): Add return type. Modify to deal with value ids.
7140 (vn_reference_insert_pieces): New function.
7141 (vn_nary_op_compute_hash): De-staticify.
7142 (vn_nary_op_eq): Ditto.
7143 (vn_nary_op_lookup_pieces): New function.
7144 (vn_nary_op_lookup): Add new argument.
7145 (vn_nary_op_insert_pieces): New function.
7146 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
7147 (vn_phi_insert): Ditto.
7148 (visit_unary_op): Update for callee changes.
7149 (visit_binary_op): Ditto.
7150 (visit_reference_op_load): Ditto.
7151 (visit_reference_op_store): Ditto.
7152 (init_scc_vn): Init next_value_id, constant_to_value_id and
7154 (free_scc_vn): Free them.
7155 (set_hashtable_value_ids): New function.
7156 (run_scc_vn): Use it.
7157 (get_max_value_id): New function.
7158 (get_next_value_id): Ditto.
7159 (expressions_equal_p): Moved from tree-vn.c
7160 (sort_vuses): Ditto.
7161 (sort_vuses_heap): Ditto.
7162 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
7164 * tree.c (iterative_hash_hashval_t): Made non-static
7165 * tree.h (iterative_hash_hashval_t): Declare it.
7167 2008-07-08 Martin Jambor <mjambor@suse.cz>
7169 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
7170 instead of ipa_create_node_params.
7171 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
7172 ipa_check_create_edge_args, free them with
7173 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
7175 * ipa-prop.c: Include flags.h and tree-inline.h.
7176 (ipa_node_params_vector): New variable.
7177 (ipa_edge_args_vector): New variable.
7178 (edge_removal_hook_holder): New variable.
7179 (node_removal_hook_holder): New variable.
7180 (edge_duplication_hook_holder): New variable.
7181 (node_duplication_hook_holder): New variable.
7182 (ipa_detect_param_modifications): Check for presence of modified flags.
7183 (ipa_compute_jump_functions): Check for presence of jump functions.
7184 (ipa_free_edge_args_substructures): New function.
7185 (ipa_create_node_params): Removed.
7186 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
7187 (ipa_free_node_params_substructures): New function.
7188 (ipa_free_all_node_params): Changed to deallocate the on-the-side
7190 (ipa_edge_removal_hook): New function.
7191 (ipa_node_removal_hook): New function.
7192 (duplicate_array): New function.
7193 (ipa_edge_duplication_hook): New function.
7194 (ipa_node_duplication_hook): New function.
7195 (ipa_register_cgraph_hooks): New function.
7196 (ipa_unregister_cgraph_hooks): New function.
7197 (free_all_ipa_structures_after_ipa_cp): New function.
7199 * ipa-prop.h: Include vec.h.
7200 (ipa_node_params_t): New typedef with vector types for it.
7201 (ipa_edge_args_t): New typedef with vector types for it.
7202 (IPA_NODE_REF): Changed to access an on-the-side vector.
7203 (IPA_EDGE_REF): Changed to access an on-the-side vector.
7204 (ipa_check_create_node_params): New function.
7205 (ipa_check_create_edge_args): New function.
7207 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
7210 2008-07-07 Tom Tromey <tromey@redhat.com>
7212 * configure, config.in: Rebuilt.
7213 * configure.ac: Don't check for scandir or alphasort.
7215 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7217 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
7218 types immediately after creating them.
7220 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7222 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
7224 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
7226 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
7227 dump_constraint_graph.
7228 (dump_constraint_edge): New function.
7229 (dump_constraint_graph): New function.
7230 (debug_constraint_graph): New function.
7231 (dump_constraint): Removed useless comparison.
7232 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
7233 (dump_constraint_graph): Declare.
7234 (debug_constraint_graph): Declare.
7235 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
7237 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
7239 * config/i386/i386.c (is_va_list_char_pointer): New.
7240 (ix86_va_start): Replace compare with ms_va_list_type_node
7241 by is_va_list_char_pointer.
7242 (ix86_gimplify_va_arg): Likewise.
7244 2008-07-07 Martin Jambor <mjambor@suse.cz>
7246 * cgraph.c (cgraph_edge_max_uid): New variable.
7247 (struct cgraph_edge_hook_list): New type.
7248 (struct cgraph_node_hook_list): New type.
7249 (struct cgraph_2edge_hook_list): New type.
7250 (struct cgraph_2node_hook_list): New type.
7251 (first_cgraph_edge_removal_hook): New variable.
7252 (first_cgraph_node_removal_hook): New variable.
7253 (first_cgraph_edge_duplicated_hook): New variable.
7254 (first_cgraph_node_duplicated_hook): New variable.
7255 (cgraph_add_edge_removal_hook): New function.
7256 (cgraph_remove_edge_removal_hook): New function.
7257 (cgraph_call_edge_removal_hooks): New function.
7258 (cgraph_add_node_removal_hook): New function.
7259 (cgraph_remove_node_removal_hook): New function.
7260 (cgraph_call_node_removal_hooks): New function.
7261 (cgraph_add_edge_duplication_hook): New function.
7262 (cgraph_remove_edge_duplication_hook): New function.
7263 (cgraph_call_edge_duplication_hooks): New function.
7264 (cgraph_add_node_duplication_hook): New function.
7265 (cgraph_remove_node_duplication_hook): New function.
7266 (cgraph_call_node_duplication_hooks): New function.
7267 (cgraph_create_edge): Assign to edge uid.
7268 (cgraph_remove_edge): Call edge removal hooks.
7269 (cgraph_node_remove_callees): Call edge removal hooks.
7270 (cgraph_node_remove_callers): Call edge removal hooks.
7271 (cgraph_remove_node): Call node removal hooks.
7272 (cgraph_clone_edge): Call edge duplication hooks.
7273 (cgraph_clone_node): Call node duplication hooks.
7275 * cgraph.h (cgraph_edge): New field uid.
7276 (cgraph_edge_hook): New type.
7277 (cgraph_node_hook): New type.
7278 (cgraph_2edge_hook): New type.
7279 (cgraph_2node_hook): New type.
7281 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
7283 * config.in: Regenerate.
7285 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
7287 * gcc.c (print_sysroot): New.
7288 (option_map, display_help, process_command): Handle the
7289 -print-sysroot option.
7290 (main): Print the sysroot if requested.
7291 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
7293 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7296 * unwind-pe.h (size_of_encoded_value): add attribute unused.
7298 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
7300 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
7301 (assign_parm_setup_block_p): Also check mode of entry_parm.
7303 2008-07-07 Richard Guenther <rguenther@suse.de>
7305 * tree-ssa-structalias.h (set_used_smts): Remove.
7306 * tree-ssa-structalias.c (used_smts): Likewise.
7307 (set_used_smts): Likewise.
7308 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
7309 call to set_used_smts.
7311 2008-07-07 Richard Guenther <rguenther@suse.de>
7313 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
7314 (new_var_info): Set it to false.
7315 (solution_set_add): Correctly handle pointers outside a var and
7317 (type_safe): Treat variables with is_full_var properly.
7318 (do_sd_constraint): Likewise.
7319 (do_ds_constraint): Likewise.
7320 (process_constraint): Remove zeroing offset for !use_field_sensitive.
7321 (get_constraint_for_ptr_offset): New function.
7322 (get_constraint_for_component_ref): For addresses at least include
7323 the last field of the variable. Handle is_full_vars properly.
7324 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
7325 (handle_ptr_arith): Remove.
7326 (find_func_aliases): Simplify assignment handling.
7327 (create_function_info_for): For parameter and result varinfos set
7329 (create_variable_info_for): Set is_full_var flag whenever we
7330 just created a single varinfo for a decl.
7331 (init_alias_vars): Initialize use_field_sensitive from
7332 max-fields-for-field-sensitive parameter.
7334 2008-07-07 Richard Guenther <rguenther@suse.de>
7336 PR tree-optimization/36713
7337 * tree-flow-inline.h (is_call_used): New function.
7338 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
7339 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
7340 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
7342 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7344 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
7346 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
7348 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
7350 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7351 Nathan Sidwell <nathan@codesourcery.com>
7353 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
7354 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
7356 * config/m68k/t-linux: New.
7357 * doc/install.texi: Document m68k-*-linux is now multilibbed by
7360 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
7362 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
7363 * config/m68k/m68k-devices.def: Remove multilibs that only differ
7366 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7368 * gcc.c (execute): Fix -Wc++-compat warning.
7370 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
7373 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
7374 constant for little endian.
7376 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
7378 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
7379 mips_base_mips16 instead of TARGET_MIPS16.
7380 (mips_base_mips16): Declare.
7381 * config/mips/mips.c (mips_base_mips16): Make global.
7382 (was_mips16_p): Remove GTY marker.
7383 (was_mips16_pch_p): New variable.
7384 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
7385 (mips_override_options): Force to non-MIPS16 mode initially.
7386 Do not complain about MIPS16 PIC incompatibilities here.
7387 Only allow -mgpopt if -mexplicit-relocs is in force for
7390 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
7392 * configure.ac: Check for caddr_t, define to char * if not defined.
7393 * configure: Regenerate.
7394 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
7395 (mmap_gt_pch_use_address): Likewise.
7396 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
7398 2008-07-06 Richard Guenther <rguenther@suse.de>
7400 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
7401 (new_var_info): Deal with it.
7402 (solution_set_add): Likewise.
7403 (bitpos_of_field): Make signed, fix.
7404 (struct fieldoff): Remove type and decl fields. Make size field
7405 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
7407 (fieldoff_compare): Deal with it.
7408 (push_fields_onto_fieldstack): Remove has_union argument, glob
7409 adjacent non-pointer fields together.
7410 (create_function_info_for): Do not set has_union.
7411 (create_variable_info_for): Simplify.
7413 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
7415 * config.gcc (extra_headers): Add cross-stdarg.h for target
7416 x86_64-*-* and i?86-*-*.
7417 * config/i386/cross-stdarg.h: New.
7418 * builtins.c (std_fn_abi_va_list): New.
7419 (std_canonical_va_list_type): New.
7420 (stabilize_va_list): Replace va_list_type_node use by
7421 mtarget.canonical_va_list_type.
7422 (gimplify_va_arg_expr): Likewise.
7423 (expand_builtin_va_copy): Replace va_list_type_node use by
7424 mtarget.fn_abi_va_list.
7425 * tree-sra.c (is_va_list_type): New helper.
7426 (decl_can_be_decomposed_p): Replace
7427 va_list_type_node use by is_va_list_type.
7428 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
7429 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7430 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
7431 * config/i386/i386-protos.h (ix86_get_valist_type): New.
7432 (ix86_enum_va_list): New.
7433 * config/i386/i386.c (sysv_va_list_type_node): New.
7434 (ms_va_list_type_node): New.
7435 (ix86_function_type_abi): Remove sorry.
7436 (ix86_build_builtin_va_list_abi): New.
7437 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
7439 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
7440 (ix86_init_builtins_va_builtins_abi): New.
7441 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
7443 (ix86_handle_abi_attribute): New.
7444 (attribute_spec): Add sysv_abi and ms_abi.
7445 (ix86_fn_abi_va_list): New.
7446 (ix86_canonical_va_list_type): New.
7447 (ix86_enum_va_list): New.
7448 (TARGET_FN_ABI_VA_LIST): New.
7449 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7450 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
7451 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
7452 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7453 (TARGET_ENUM_VA_LIST): New.
7454 * expr.h (std_fn_abi_va_list): New.
7455 (std_canonical_va_list_type): New.
7456 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
7457 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7458 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
7459 TARGET_CANONICAL_VA_LIST_TYPE.
7460 * target.h (struct gcc_target): Add fn_abi_va_list hook
7461 and canonical_va_list_type hook.
7463 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7465 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
7466 integral and pointer types.
7468 2008-07-04 Roger Sayle <roger@eyesopen.com>
7470 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
7471 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
7473 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
7476 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
7478 2008-07-04 Jakub Jelinek <jakub@redhat.com>
7480 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
7481 build_gimple_modify_stmt.
7482 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
7483 gimple operand. Use fold_build* instead of build*.
7485 2008-07-04 Richard Guenther <rguenther@suse.de>
7487 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
7488 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
7489 properly to compute the reachability set if we do field-sensitive PTA.
7490 * invoke.texi (max-fields-for-field-sensitive): Document default.
7491 * opts.c (decode_options): Set max-fields-for-field-sensitive to
7492 100 for optimize >= 2.
7494 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7496 * ggc-zone.c (lookup_page_table_if_allocated,
7497 set_page_table_entry, zone_find_object_size, alloc_small_page,
7498 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
7499 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
7500 -Wc++-compat and/or -Wcast-qual warnings.
7502 2008-07-04 Alan Modra <amodra@bigpond.net.au>
7505 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
7506 pic_offset_table_rtx to be marked as used here.
7507 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
7508 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
7509 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
7510 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
7513 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7515 * alloc-pool.c (hash_descriptor, eq_descriptor,
7516 alloc_pool_descriptor): Fix -Wc++-compat warnings.
7517 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
7519 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
7520 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
7521 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
7522 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
7525 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
7527 * tree-flow.h (loop_only_exit_p): Declare.
7528 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
7529 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
7530 the number of iterations if it is constant. Otherwise, if this is the
7531 only possible exit of the loop, use the conservative estimate on the
7532 number of iterations of the entire loop if available.
7534 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
7536 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
7537 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
7538 Add synchronization functions.
7539 * config/sync.c: New file.
7540 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
7541 (LIBGCC_SYNC_CFLAGS): Likewise.
7543 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
7546 * config/i386/i386.md (mode): Add TF to "mode" attribute.
7547 (*pushtf_sse): New insn pattern.
7548 (pushtf splitters): New splitters.
7550 2008-07-03 Michael Meissner <gnu@the-meissners.org>
7553 * predict.c (build_predict_expr): Use void_type_node for the tree
7554 type, instead of NULL_TREE.
7556 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
7558 * config/i386/i386.c (contains_aligned_value_p): Return true
7560 (ix86_data_alignment): Align TCmode to 128bits.
7561 (ix86_local_alignment): Likewise.
7563 2008-07-03 Andrew Haley <aph@redhat.com>
7566 * vec.h (VEC_TA): New.
7567 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
7568 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
7569 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
7570 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
7571 (C_COMMON_FIXED_TYPES): Remove first arg.
7572 (C_COMMON_FIXED_MODE_TYPES): Likewise.
7573 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
7574 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
7575 not to use empty macro arguments.
7577 2008-07-02 Joseph Myers <joseph@codesourcery.com>
7579 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
7580 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
7581 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
7582 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
7583 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
7584 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
7585 config/ia64/crtn.asm, config/m68hc11/larith.asm,
7586 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
7587 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
7588 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
7589 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
7590 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
7591 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
7592 config/rs6000/e500crtres64gpr.asm,
7593 config/rs6000/e500crtres64gprctr.asm,
7594 config/rs6000/e500crtrest32gpr.asm,
7595 config/rs6000/e500crtrest64gpr.asm,
7596 config/rs6000/e500crtresx32gpr.asm,
7597 config/rs6000/e500crtresx64gpr.asm,
7598 config/rs6000/e500crtsav32gpr.asm,
7599 config/rs6000/e500crtsav64gpr.asm,
7600 config/rs6000/e500crtsav64gprctr.asm,
7601 config/rs6000/e500crtsavg32gpr.asm,
7602 config/rs6000/e500crtsavg64gpr.asm,
7603 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
7604 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
7605 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
7606 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
7607 config/sparc/sol2-cn.asm: Remove .file directives.
7609 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
7611 * resource.c (mark_referenced_resources): Look inside
7612 UNSPEC_VOLATILEs and ASM_INPUTs.
7614 2008-07-02 Ian Lance Taylor <iant@google.com>
7616 * rtlanal.c (add_reg_note): New function.
7617 * rtl.h (add_reg_note): Declare.
7618 * auto-inc-dec.c (attempt_change): Use add_reg_note.
7619 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
7620 * builtins.c (expand_builtin_longjmp): Likewise.
7621 (expand_builtin_nonlocal_goto): Likewise.
7622 * calls.c (emit_call_1, expand_call): Likewise.
7623 * cfgexpand.c (add_reg_br_prob_note): Likewise.
7624 * cfglayout.c (fixup_reorder_chain): Likewise.
7625 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
7626 (commit_one_edge_insertion): Likewise.
7627 * combine.c (move_deaths, distribute_notes): Likewise.
7628 * df-problems.c (df_set_note): Likewise.
7629 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
7630 (set_unique_reg_note): Likewise.
7631 (emit_copy_of_insn_after): Likewise.
7632 * expr.c (expand_expr_real): Likewise.
7633 * gcse.c (add_label_notes): Likewise.
7634 * haifa-sched.c (create_check_block_twin): Likewise.
7635 * jump.c (mark_jump_label_1): Likewise.
7636 * loop-doloop.c (add_test, doloop_modify): Likewise.
7637 * loop-unswitch.c (compare_and_jump_seq): Likewise.
7638 * lower-subreg.c (move_eh_region_note): Likewise.
7639 * optabs.c (emit_libcall_block): Likewise.
7640 * predict.c (predict_insn): Likewise.
7641 (combine_predictions_for_insn): Likewise.
7642 * recog.c (peephole2_optimize): Likewise.
7643 * regmove.c (try_auto_increment): Likewise.
7644 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
7645 * reload.c (find_reloads): Likewise.
7646 * reload1.c (fixup_eh_region_note): Likewise.
7647 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
7648 * reorg.c (delete_prior_computation): Likewise.
7649 (delete_computation, dbr_schedule): Likewise.
7650 * config/pa/pa.c (legitimize_pic_address): Likewise.
7651 * config/sh/sh.c (sh_reorg): Likewise.
7653 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
7656 * config/libgcc-glibc.ver: Add %exclude.
7657 * config/m32r/libgcc-glibc.ver: Likwise.
7658 * config/s390/libgcc-glibc.ver: Likwise.
7659 * config/sh/libgcc-glibc.ver: Likwise.
7660 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
7662 * config/i386/libgcc-glibc.ver: New.
7664 * config/i386/libgcc-x86_64-glibc.ver: Removed.
7666 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
7668 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
7669 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
7670 i[34567]86-*-linux*, x86_64-*-linux*. Add
7671 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
7672 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
7673 x86_64-*-linux*. Add i386/t-linux to tmake_file for
7674 i[34567]86-*-linux*, x86_64-*-linux*.
7676 * libgcc-std.ver: Add empty GCC_4.4.0.
7678 * mkmap-symver.awk: Support multiple versions per symbol.
7680 * config/i386/i386.c (ix86_init_builtins): Always define
7681 __builtin_fabsq and __builtin_copysignq with fallbacks.
7682 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
7683 and __builtin_copysignq if SSE2 isn't available.
7685 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
7686 (LIBGCC2_TF_CEXT): Likwise.
7689 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
7691 * config/i386/sfp-machine.h: Moved to libgcc.
7693 * config/i386/sfp-machine.h: New.
7694 * config/i386/t-linux: Likwise.
7696 * config/i386/t-darwin: Remove softfp_wrap_start and
7698 * config/i386/t-darwin64: Likewise.
7700 * config/i386/t-fprules-softfp64: Renamed to ...
7701 * config/i386/t-fprules-softfp: This.
7703 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
7704 and softfp_wrap_end.
7706 2008-07-02 Jason Merrill <jason@redhat.com>
7708 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
7710 * tree.c (ctor_to_list): New fn.
7711 * tree.h: Declare it.
7712 (CONSTRUCTOR_ELT): New macro.
7713 (CONSTRUCTOR_NELTS): New macro.
7715 2008-07-02 Richard Guenther <rguenther@suse.de>
7717 * tree-ssa-structalias.c (struct variable_info): Reorder
7718 to fill padding on 64bit hosts. Make collapsed_to an int.
7719 (get_varinfo_fc): Deal with that.
7720 (new_var_info): Likewise.
7721 (collapse_rest_of_var): Likewise.
7723 2008-07-02 Joshua Sumali <jsumali@redhat.com>
7725 * doc/install.texi (--enable-java-home): Document.
7726 (--enable-aot-compile-rpm): Likewise.
7727 (--with-arch-directory): Likewise.
7728 (--with-os-directory): Likewise.
7729 (--with-origin-name): Likewise.
7730 (--with-arch-suffix): Likewise.
7731 (--with-jvm-root-dir): Likewise.
7732 (--with-jvm-jar-dir): Likewise.
7733 (--with-python-dir): Likewise.
7735 2008-07-02 Richard Guenther <rguenther@suse.de>
7737 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
7738 from decls explicitly. Merge operand checking from tuples.
7740 2008-07-02 Martin Jambor <mjambor@suse.cz>
7742 * tree-switch-conversion.c: Included timevar.h which I forgot before.
7744 2008-07-02 Martin Jambor <mjambor@suse.cz>
7746 * tree-switch-conversion.c: Included timevar.h
7747 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
7749 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
7751 2008-07-02 Martin Jambor <mjambor@suse.cz>
7753 * tree-switch-conversion.c: Corrected various comments and
7755 (build_constructors): Fixed minor formatting mistakes.
7757 * invoke.texi (Optimize Options): Corrected the
7758 switch-conversion-max-branch-ratio parameter.
7760 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
7762 * final.c (asm_insn_count): Return zero for an empty asm body.
7764 2008-07-02 Richard Guenther <rguenther@suse.de>
7766 * bitmap.h (bitmap_set_bit): Return bool.
7767 (bitmap_clear_bit): Likewise.
7768 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
7769 write to the bitmap if it would.
7770 (bitmap_clear_bit): Likewise.
7771 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
7772 bitmap_set_bit return value.
7773 (add_pred_graph_edge): Likewise.
7774 (add_graph_edge): Likewise.
7775 (do_sd_constraint): Likewise.
7776 (do_ds_constraint): Likewise.
7778 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7780 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
7781 Fix -Wc++-compat and/or -Wcast-qual warnings.
7782 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
7783 gen_regparm_prefix): Likewise.
7784 * vmsdbgout.c (write_modbeg, lookup_filename,
7785 vmsdbgout_source_line, vmsdbgout_init): Likewise.
7787 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
7789 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
7790 defaults.h definition apply.
7792 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
7794 * function.c (assign_parm_remove_parallels): New.
7795 (assign_parm_setup_block_p): Do not return true for non-BLKmode
7797 (assign_parm_setup_block): Do not handle them.
7798 (assign_parm_setup_reg, assign_parm_setup_stack): Call
7799 assign_parm_remove_parallels.
7801 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
7803 * c-typeck.c (convert_for_assignment): Use
7804 vector_targets_convertible_p.
7805 * c-common.c (vector_targets_convertible_p): New.
7806 * c-common.h (vector_targets_convertible_p): New prototype.
7807 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
7808 opaque_p_V2SI_type_node.
7810 2008-07-01 Steve Ellcey <sje@cup.hp.com>
7812 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
7815 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
7817 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
7818 TFmode constants via two element DImode vector for hosts with
7819 HOST_BITS_PER_WIDE_INT < 64.
7820 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
7821 also for HOST_BITS_PER_WIDE_INT < 64.
7823 2008-07-01 Richard Guenther <rguenther@suse.de>
7825 PR tree-optimization/36666
7826 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
7827 (get_constraint_exp_from_ssa_var): Split into ...
7828 (get_constraint_exp_for_temp): ... this ...
7829 (get_constraint_for_ssa_var): ... and that.
7830 Return constraint expressions for all touched sub-fields
7831 if the results address is not taken.
7832 (process_constraint): Remove assertion that aggregate
7833 assignments do not happen at this place.
7834 (get_constraint_for_component_ref): Add address_p argument.
7835 Return constraint expressions for all touched sub-fields
7836 if the results address is not taken.
7837 (do_deref): Use get_constraint_exp_for_temp.
7838 (get_constraint_for_1): Rename from ...
7839 (get_constraint_for): ... this. Add the old function as wrapper.
7840 (do_structure_copy): Use get_constraint_for_1.
7842 2008-07-01 Martin Jambor <mjambor@suse.cz>
7844 * Makefile.in (tree-switch-conversion.o): Add.
7845 (OBJS-common): Add tree-swtch-conversion.o.
7846 * passes.c (init_optimization_passes): Add pass_convert_switch.
7847 * tree-pass.h: (pass_convert_switch): Add.
7848 * tree-switch-conversion.c: New file.
7849 * gcc.dg/tree-ssa/cswtch.c: New testcase.
7850 * common.opt (ftree-cswtch): New option.
7851 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
7852 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
7853 * opts.c (decode_options): Set flag_tree_switch_conversion when
7854 optimization level is >= 2.
7855 * doc/invoke.texi (Optimize Options): Added description of
7856 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
7858 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7860 * config/darwin-driver.c (darwin_default_min_version): Fix
7861 -Wc++-compat warnings.
7863 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
7865 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
7868 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7870 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
7872 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7874 PR rtl-optimization/34744
7875 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
7876 (df_scan_free_internal): Free data structures not
7877 allocated in storage pools.
7878 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
7879 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
7880 df_scan_free_mws_vec.
7881 * dse.c (dse_step6): Free offset_map_p and offset_map_n
7884 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
7886 * config/i386/i386.c (contains_aligned_value_p): Return true
7888 (ix86_function_arg_boundary): Return its natural boundary
7890 (return_in_memory_32): Don't check TDmode.
7891 (ix86_split_to_parts): Support splitting into 4 parts and
7892 support TFmode for 32bit target.
7893 (ix86_split_long_move): Support splitting into 4 parts.
7894 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
7896 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
7897 (ix86_init_builtins): Here.
7898 (ix86_scalar_mode_supported_p): Always return true for TFmode.
7899 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
7900 'q' and 'w', respectively.
7902 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
7904 (movtf_internal): Likewise.
7905 (<code>tf2): Likewise.
7906 (*absnegtf2_sse): Likewise.
7907 (copysign<mode>3): Likewise.
7908 (copysign<mode>3_const): Likewise.
7909 (copysign<mode>3_var): Likewise.
7910 (define_split UNSPEC_COPYSIGN): Likewise.
7911 * config/i386/sse.md (*nandtf3): Likewise.
7912 (<code>tf3): Likewise.
7913 (*<code>tf3): Likewise.
7915 2008-06-30 Joey Ye <joey.ye@intel.com>
7916 H.J. Lu <hongjiu.lu@intel.com>
7918 * global.c (compute_regsets): Set frame_pointer_needed here.
7919 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
7921 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7923 * doc/install.texi (specific): Expand Windows build notes.
7925 2008-06-30 Ira Rosen <irar@il.ibm.com>
7927 PR tree-optimization/36648
7928 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
7929 number of prolog iterations by step. Fix the comment.
7931 2008-06-30 Richard Guenther <rguenther@suse.de>
7934 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
7935 handle calls from ECF_MALLOC functions.
7936 (handle_pure_call): ECF_MALLOC functions do not return
7938 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
7940 2008-06-29 Andreas Schwab <schwab@suse.de>
7942 * config/m68k/m68k.c (print_operand): Always print a float
7944 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
7945 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
7948 * config/rs6000/x-linux64: Remove never used file.
7950 2008-06-29 Richard Guenther <rguenther@suse.de>
7952 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
7954 (struct alias_info): Move ...
7955 * tree-ssa-alias.c: ... here.
7956 (update_alias_info): Declare.
7957 (compute_may_aliases): Call it.
7958 (update_alias_info): New function.
7959 * tree-ssa-structalias.c (update_alias_info): Move ...
7960 * tree-ssa-alias.c (update_alias_info_1): ... here.
7961 * tree-ssa-structalias.c (process_constraint_1): Remove
7962 unused from_call argument. Rename to ...
7963 (process_constraint): ... this. Delete old wrapper.
7964 (make_constraint_to): Adjust callers.
7965 (handle_const_call): Likewise.
7966 (handle_pure_call): Likewise.
7967 (init_base_vars): Likewise.
7968 (handle_lhs_call): Likewise. Remove unnecessary constraint.
7969 (find_func_aliases): We don't need structure copies for
7971 (make_constraint_from_anything): Remove.
7972 (create_variable_info_for): For globals make constraints
7973 from escaped, not from anything.
7974 (compute_points_to_sets): Do not call update_alias_info.
7975 (ipa_pta_execute): Use make_constraint_from.
7977 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7979 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
7980 (bitmap.o-warn, dominance.o-warn): New.
7981 * configure.ac (cxx_compat_warn): Delete.
7982 (loose_warn): Add -Wcast-qual and -Wc++-compat.
7983 * system.h: Remove #pragma diagnostic for -Wcast-qual and
7985 * configure: Regenerate.
7987 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
7990 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7992 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
7993 * df-scan.c (df_notes_rescan): Likewise.
7994 * ggc-page.c (set_page_table_entry): Likewise.
7995 * intl.c (gcc_gettext_width): Likewise.
7996 * varasm.c (get_unnamed_section, get_noswitch_section,
7997 get_section): Likewise.
7999 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
8001 * regrename.c (build_def_use): Don't copy RTX.
8003 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
8005 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
8006 (Type Attributes): Fix nesting of @table and @subsection. Adjust
8007 punctuation. Use @ref instead of @xref.
8008 (Function Names): Remove stray @display/@end display.
8009 (C++ Attributes): Use @ref instead of @xref.
8010 (Deprecated Features): Fix punctuation around @xref.
8011 (Backwards Compatibility): Likewise.
8012 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
8014 2008-06-28 Joseph Myers <joseph@codesourcery.com>
8016 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
8017 constants for E500 double.
8019 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8021 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
8022 element type of const_vector.
8024 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
8026 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
8027 Remove FLAGS_REG clobber from expander pattern.
8028 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
8029 (anddi3, andsi3, andhi3, andqi3): Ditto.
8030 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
8031 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
8032 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
8033 (ashlsi3, ashlhi3, ashlqi3): Ditto.
8034 (ashrsi3, ashrhi3, ashrqi3): Ditto.
8035 (lshrsi3, lshrhi3, lshrqi3): Ditto.
8036 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
8037 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
8039 2008-06-28 Richard Guenther <rguenther@suse.de>
8041 * tree-ssa-structalias.c (callused_id, var_callused,
8042 callused_tree): Add.
8043 (handle_pure_call): New function.
8044 (find_func_aliases): Call it.
8045 (find_what_p_points_to): Handle the call-used set.
8046 (clobber_what_escaped): Likewise.
8047 (compute_call_used_vars): New function.
8048 (init_base_vars): Init the call-used variable.
8049 (do_sd_constraint): Do not propagate the solution from CALLUSED
8050 but use CALLUSED as a placeholder.
8051 (solve_graph): Likewise.
8052 * tree-flow-inline.h (gimple_call_used_vars): New function.
8053 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
8054 (compute_call_used_vars): Declare.
8055 * tree-ssa-alias.c (set_initial_properties): Call
8056 compute_call_used_vars.
8057 (reset_alias_info): Clear call-used variables.
8058 (add_call_clobber_ops): Assert we are not called for const/pure
8059 functions. Remove handling of them.
8060 (add_call_read_ops): Handle pure functions by adding the
8061 call-used set of variables as VUSEs.
8062 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
8063 (delete_tree_ssa): Free it.
8064 * tree-dfa.c (remove_referenced_var): Clear the var from the
8067 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
8069 * tree.c (build_varargs_function_type_list): New.
8070 (build_function_type_list_1): New.
8071 (build_function_type_list): Use build_function_type_list_1.
8072 * tree.h (build_varargs_function_type_list): New.
8074 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8077 * config/spu/spu.c (spu_builtin_splats): Do not generate
8078 invalid CONST_VECTOR expressions.
8079 (spu_expand_vector_init): Likewise.
8081 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
8083 * optabs.c (libfunc_decls): New variable.
8084 (libfunc_decl_hash, libfunc_decl_eq): New functions.
8085 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
8086 for the same function twice.
8088 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
8090 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
8091 ix86_expand_binary_operator directly.
8092 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
8094 (*ashrti3_1): Ditto.
8095 (*lshrti3_1): Ditto.
8096 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
8097 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
8098 using only one splitter. Conditionaly execute splitter before or
8099 after peephole2 pass.
8100 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
8101 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
8102 Use only one alternative in asm template.
8103 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
8105 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
8106 "J" operand constraint for operand 2.
8107 (*ashldi3_cconly_rex64): Ditto.
8108 (*ashrdi3_cmp_rex64): Ditto.
8109 (*ashrdi3_cconly_rex64): Ditto.
8110 (*lshrdi3_cmp_rex64): Ditto.
8111 (*lshrdi3_cconly_rex64): Ditto.
8112 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
8113 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
8114 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
8117 2008-06-27 Jakub Jelinek <jakub@redhat.com>
8119 * gimplify.c (omp_is_private): Don't return true if decl is not
8120 already private on #pragma omp for or #pragma omp parallel for.
8123 * tree-cfg.c (struct move_stmt_d): Replace block field with
8124 orig_block and new_block fields.
8125 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
8126 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
8127 (move_block_to_fn): Replace vars_map and new_label_map arguments
8128 with struct move_stmt_d pointer.
8129 (replace_block_vars_by_duplicates): New function.
8130 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
8131 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
8132 all subblocks of ORIG_BLOCK to the new function. Call
8133 replace_block_vars_by_duplicates.
8134 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
8135 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
8136 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
8137 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
8138 (expand_omp): Temporarily set input_location to the location of
8139 region's controlling stmt.
8140 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
8141 BIND_EXPR, push ctx->block_vars and gimplification vars into
8142 the BIND_EXPR and its block's BLOCK_VARS instead of directly
8144 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
8145 there are any BLOCK_VARS.
8146 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
8147 OMP_PARALLEL or OMP_TASK stmt.
8148 (lower_omp): Save and restore input_location around the lower_omp_1
8151 2008-06-27 Richard Guenther <rguenther@suse.de>
8153 PR tree-optimization/36400
8154 PR tree-optimization/36373
8155 PR tree-optimization/36344
8156 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
8157 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
8158 (update_alias_info): Remove call clobbering code.
8159 (make_constraint_to): New helper function.
8160 (make_escape_constraint): Likewise.
8161 (handle_rhs_call): Use it on all pointer containing arguments.
8162 Also mark the static chain escaped.
8163 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
8164 instead of ANYTHING.
8165 (make_constraint_from): New helper split out from ...
8166 (make_constraint_from_anything): ... here.
8167 (find_func_aliases): Add constraints for escape sites.
8168 (intra_create_variable_infos): Make constraints from NONLOCAL
8170 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
8172 (clobber_what_p_points_to): Remove.
8173 (clobber_what_escaped): New function.
8174 (init_base_vars): Init NONLOCAL and ESCAPED.
8175 (do_sd_constraint): Do not propagate the solution from ESCAPED
8176 but use ESCAPED as a placeholder.
8177 (solve_graph): Likewise.
8178 * tree-flow.h (clobber_what_p_points_to): Remove.
8179 (clobber_what_escaped): Declare.
8180 * tree-ssa-alias.c (set_initial_properties): Call it.
8181 Remove code clobbering escaped pointers.
8183 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8185 * function.c (allocate_struct_function): Only allocate a unique
8186 funcdef_no if the decl is nonzero.
8188 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8190 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
8191 * config/mips/mips.c (mips_split_const_insns): New function.
8192 * config/mips/mips.md (move_type): New attribute.
8193 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
8194 (dword_mode): New attribute.
8195 (type): Avoid long line. Map "move_type"s to "type"s,
8196 choosing "multi" for doubleword moves if appropriate.
8197 Swap MTC/MFC comments to match their declaration order.
8198 (extended_mips16): Default to "yes" if "move_type" is "sll0",
8199 "type" is "branch" or "jal" is "direct".
8200 (length): Handle "extended_mips16" first. Make the default
8201 "0" for "ghost" instructions. Set the length from "move_type".
8202 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
8203 of "type", with "sll0" for the register alternative. Remove the
8204 "extended_mips16" attribute.
8205 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
8206 of "type", with "shift_shift" for the register alternative.
8207 Remove the "length" attribute.
8208 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
8209 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
8210 of "type", with "andi" for the register alternative.
8211 (*zero_extendqihi2): Likewise.
8212 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
8213 of "andi" instead of a "type" of "arith".
8214 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
8216 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
8217 (mov_<store>r, *mov<mode>_ra): Likewise.
8218 (extendsidi2): Use "move_type" instead of "type", with "move"
8219 for the register alternative.
8220 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
8221 of "type", with "signext" for the register alternative.
8222 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
8223 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
8224 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
8225 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
8226 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
8227 (unnamed branch insn): Likewise.
8228 (*movdi_gp32_fp64): Fold into...
8229 (*movdi_32bit): ...here.
8230 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
8231 (*movdf_hardfloat): ...this new pattern.
8232 (*movdf_softfloat): Remove redundant FPR alternatives.
8233 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
8234 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
8235 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
8236 the "move" attribute.
8237 (*movdi_32bit): Use "move_type" instead of "type" and remove the
8238 "length" attribute. Use "fpload" and "fpstore" instead of "load"
8239 and "store" for COP loads and stores.
8240 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
8241 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
8242 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
8243 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
8244 (*movtf_mips16, *movv2sf): Likewise.
8245 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
8246 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
8247 (mfhc1<mode>): Use "move_type" instead of "move".
8248 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
8249 (loadgp_blockage): Remove the "length" attribute.
8250 (blockage, set_got_version, update_got_version): Likewise.
8251 (call_internal): Remove the "extended_mips16" attribute.
8252 (call_value_internal, call_value_multiple_internal): Likewise.
8253 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
8255 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
8256 the "length" attribute.
8258 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8260 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
8261 -Wcast-qual warnings.
8262 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
8263 handle_pragma_pop_macro): Likewise.
8264 * collect2.c (resolve_lib_name): Likewise.
8265 * config/arc/arc.c (arc_init): Likewise.
8266 * config/arm/arm.c (neon_builtin_compare,
8267 locate_neon_builtin_icode): Likewise.
8268 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
8269 * config/bfin/bfin.c (bfin_init_machine_status,
8270 bfin_optimize_loop): Likewise.
8271 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
8272 * config/cris/cris.c (cris_init_expanders): Likewise.
8273 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
8274 * config/darwin.c (machopic_indirection_eq,
8275 machopic_indirection_name, machopic_output_indirection): Likewise.
8276 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
8277 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
8278 frv_optimize_membar): Likewise.
8279 * config/i386/cygwin.h (mingw_scan,
8280 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
8281 * config/i386/cygwin1.c (mingw_scan): Likewise.
8282 * config/i386/i386.c (machopic_output_stub): Likewise.
8283 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
8284 i386_pe_unique_section): Likewise.
8285 * config/ia64/ia64.c (ia64_init_machine_status,
8286 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
8288 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
8289 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
8290 * config/m68k/m68k.c (m68k_handle_option,
8291 m68k_sched_md_init_global): Likewise.
8292 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
8293 mcore_unique_section): Likewise.
8294 * config/mips/mips.c (mips_block_move_straight,
8295 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
8297 * config/mmix/mmix.c (mmix_init_machine_status,
8298 mmix_encode_section_info): Likewise.
8299 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
8300 * config/rs6000/rs6000.c (rs6000_init_machine_status,
8301 print_operand_address, output_toc, redefine_groups,
8302 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
8303 * config/s390/s390.c (s390_init_machine_status): Likewise.
8304 * config/score/score.c (score_block_move_straight,
8305 score_block_move_loop_body): Likewise.
8306 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
8307 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
8308 * emit-rtl.c (find_auto_inc): Likewise.
8309 * gcc.c (translate_options, process_command): Likewise.
8310 * reorg.c (dbr_schedule): Likewise.
8311 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
8312 * xcoffout.c (xcoffout_declare_function): Likewise.
8314 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
8316 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
8317 ipa-pta working again.
8319 2008-06-27 David Edelsohn <edelsohn@gnu.org>
8321 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
8324 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
8326 * config.gcc (powerpc*-*-*): Add new core e500mc.
8327 * config/rs6000/e500mc.md: New file.
8328 * config/rs6000/rs6000.c (processor_costs): Add new costs for
8330 (rs6000_override_options): Add e500mc case to
8331 processor_target_table. Altivec and Spe options not allowed
8332 with e500mc. Add isel instruction to e500mc by
8333 default. Initialize rs6000_cost for e500mc.
8334 (rs6000_issue_rate): Set issue rate for e500mc.
8335 * config/rs6000/rs6000.h (processor_type): Add
8336 PROCESSOR_PPCE500MC.
8337 (ASM_CPU_SPEC): Add e500mc.
8338 Set TARGET_ISEL to rs6000_isel.
8339 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
8340 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
8341 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
8343 * doc/invoke.texi: Add e500mc to list of cpus.
8345 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8348 * c-lex.c (lex_charconst): Initialize unsignedp.
8350 2008-06-27 Olivier Hainque <hainque@adacore.com>
8352 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
8353 documented assumptions.
8355 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
8357 * dwarf2out.c: Remove trailing white spaces. Break long line
8360 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
8362 * libfuncs.h (LTI_synchronize): New libfunc_index.
8363 (synchronize_libfunc): Declare.
8364 * builtins.c (expand_builtin_synchronize): Consider using
8365 synchronize_libfunc before falling back on an asm blockage.
8366 * config/mips/mips.c: Include libfuncs.h
8367 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
8369 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
8371 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
8372 parameter. Copy stack_reg to r11 where appropriate.
8373 (no_global_regs_above): Add gpr parameter.
8374 (rs6000_stack_info): Only add padding for SPE save area if we
8375 are saving SPE GPRs and CR.
8376 (saveres_routine_syms): New variable.
8377 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
8379 (rs6000_savres_routine_sym): New function.
8380 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
8382 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
8383 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
8384 Tweak FPR out-of-line saving.
8385 (rs6000_make_savres_rtx): New function.
8386 (rs6000_use_multiple_p): New function.
8387 (rs6000_savres_strategy): New function.
8388 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
8389 out-of-line if appropriate.
8390 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
8391 if we are optimizing for size.
8392 (GP_SAVE_INLINE): Define.
8393 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
8394 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
8395 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
8396 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
8397 (*save_fpregs_<mode>): Add use of r11.
8398 (*restore_gpregs_<mode>): New insn.
8399 (*return_and_restore_gpregs_<mode>): New insn.
8400 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
8402 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
8403 (*restore_gpregs_spe): New insn.
8404 (*return_and_restore_gpregs_spe): New insn.
8405 * config/rs6000/predicates.md (save_world_operation): Fix check.
8407 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8409 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
8410 this point, so assert that.
8412 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8414 * cfganal.c: Include vec.h and vecprim.h.
8415 (compute_idf): Import from...
8416 * tree-into-ssa (compute_idf): ...here.
8417 * basic-block.h (compute_idf): Export.
8419 2008-06-26 Joseph Myers <joseph@codesourcery.com>
8421 * c-decl.c (merge_decls): Use !current_function_decl to check for
8422 extern declaration of C99 inline function being at file scope.
8424 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
8426 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
8428 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8430 * alias.c (record_alias_subset, init_alias_analysis): Fix
8431 -Wc++-compat and/or -Wcast-qual warnings.
8432 * attribs.c (lookup_attribute_spec): Likewise.
8433 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
8434 copy_bb, connect_traces,
8435 find_rarely_executed_basic_blocks_and_cr): Likewise.
8436 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
8437 note_btr_set, migrate_btr_defs): Likewise.
8438 * builtins.c (result_vector, expand_builtin_memcpy,
8439 expand_builtin_mempcpy_args, expand_builtin_strncpy,
8440 builtin_memset_read_str, expand_builtin_printf,
8441 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
8443 * caller-save.c (mark_set_regs): Likewise.
8444 * calls.c (expand_call, emit_library_call_value_1): Likewise.
8445 * cgraph.c (cgraph_edge): Likewise.
8446 * combine.c (likely_spilled_retval_1): Likewise.
8447 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
8448 htab_counts_entry_del, get_coverage_counts): Likewise.
8449 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
8450 new_cselib_val): Likewise.
8451 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
8452 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
8454 * df-core.c (df_compact_blocks): Likewise.
8455 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
8456 * df-scan.c (df_grow_reg_info, df_ref_create,
8457 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
8458 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
8459 df_record_entry_block_defs, df_record_exit_block_uses,
8460 df_bb_verify): Likewise.
8461 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
8462 DF_REF_EXTRACT_MODE_CONST): New.
8463 * dominance.c (get_immediate_dominator, get_dominated_by,
8464 nearest_common_dominator, root_of_dom_tree,
8465 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
8466 -Wc++-compat and/or -Wcast-qual warnings.
8467 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
8468 record_store, replace_read, check_mem_read_rtx, scan_insn,
8469 dse_step1, dse_record_singleton_alias_set): Likewise.
8470 * dwarf2asm.c (dw2_force_const_mem): Likewise.
8472 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8474 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
8475 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
8476 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
8477 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
8478 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
8479 add_ranges_num, add_ranges_by_labels, file_info_cmp,
8480 file_name_acquire, output_file_names, add_const_value_attribute,
8481 premark_used_types_helper, file_table_eq, file_table_hash,
8482 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
8483 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
8484 -Wcast-qual warnings.
8485 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
8486 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
8487 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
8488 gen_reg_rtx, start_sequence, init_emit): Likewise.
8489 * et-forest.c (et_new_occ, et_new_tree): Likewise.
8490 * except.c (init_eh_for_function, gen_eh_region,
8491 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
8492 arh_to_landing_pad, arh_to_label, add_action_record,
8493 add_call_site, switch_to_exception_section): Likewise.
8494 * expmed.c (synth_mult): Likewise.
8495 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
8496 store_expr): Likewise.
8497 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
8499 * function.c (assign_stack_temp_for_type,
8500 allocate_struct_function, match_asm_constraints_1): Likewise.
8501 * gcov-io.c (gcov_allocate): Likewise.
8502 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
8503 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
8504 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
8505 record_one_set, insert_expr_in_table, insert_set_in_table,
8506 dump_hash_table, compute_hash_table_work, alloc_hash_table,
8507 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
8508 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
8509 -Wcast-qual warnings.
8511 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8513 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
8514 -Wcast-qual warnings.
8515 * gcc.c (process_command): Likewise.
8516 * genattrtab.c (oballoc): Use XOBNEW.
8517 (oballocvec): Define.
8518 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
8519 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
8520 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
8521 -Wc++-compat and/or -Wcast-qual warnings.
8522 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
8523 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
8524 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
8525 gen_presence_absence_set, gen_automaton, gen_regexp_el,
8526 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
8527 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
8528 add_excls, process_presence_absence_names,
8529 process_presence_absence_patterns, add_presence_absence,
8530 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
8531 get_free_state, add_arc, get_free_automata_list_el,
8532 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
8533 transform_3, cache_presence, create_ainsns, create_automata,
8534 create_state_ainsn_table, dfa_insn_code_enlarge,
8535 output_trans_func, output_min_issue_delay_func,
8536 output_dead_lock_func, output_reset_func,
8537 output_get_cpu_unit_code_func, output_dfa_start_func,
8538 expand_automata): Likewise.
8539 * genextract.c (gen_insn): Likewise.
8540 * gengtype-lex.l: Likewise.
8541 * gengtype.c (read_input_list, adjust_field_type,
8542 process_gc_options): Likewise.
8543 * genoutput.c (note_constraint): Likewise.
8544 * genpreds.c (mangle, add_constraint): Likewise.
8545 * genrecog.c (process_define_predicate, new_decision,
8546 add_to_sequence): Likewise.
8547 * gensupport.c (record_insn_name): Likewise.
8549 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8551 * config/i386/driver-i386.c (detect_caches_amd,
8552 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
8553 and/or -Wcast-qual warnings.
8554 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
8555 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
8556 gt_pch_save): Likewise.
8557 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
8558 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
8559 * global.c (compute_regsets): Likewise.
8560 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
8561 finish_graph_dump_file): Likewise.
8562 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
8563 unlink_bb_notes): Likewise.
8564 * integrate.c (get_hard_reg_initial_val): Likewise.
8565 * ipa-prop.c (ipa_push_func_to_list): Likewise.
8566 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
8567 * local-alloc.c (update_equiv_regs): Likewise.
8568 * loop-invariant.c (check_invariant_table_size,
8569 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
8571 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
8572 altered_reg_used, mark_altered): Likewise.
8573 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
8574 insert_var_expansion_initialization,
8575 combine_var_copies_in_loop_exit, apply_opt_in_copies,
8576 release_var_copies): Likewise.
8577 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
8578 analyze_matrix_decl, add_allocation_site, analyze_transpose,
8579 analyze_accesses_for_phi_node, check_var_notmodified_p,
8580 check_allocation_function, find_sites_in_func,
8581 record_all_accesses_in_func, transform_access_sites,
8582 transform_allocation_sites): Likewise.
8583 * omp-low.c (new_omp_region, create_omp_child_function_name,
8584 check_omp_nesting_restrictions, check_combined_parallel,
8585 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
8586 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
8587 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
8588 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
8590 * opts-common.c (prune_options): Likewise.
8591 * opts.c (add_input_filename, print_filtered_help,
8592 get_option_state): Likewise.
8593 * params.c (add_params): Likewise.
8594 * passes.c (set_pass_for_id, next_pass_1,
8595 do_per_function_toporder, pass_fini_dump_file): Likewise.
8596 * postreload.c (reload_cse_simplify_operands): Likewise.
8597 * predict.c (tree_predicted_by_p, tree_predict_edge,
8598 clear_bb_predictions, combine_predictions_for_bb): Likewise.
8600 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8602 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
8604 * recog.c (check_asm_operands, validate_change_1): Likewise.
8605 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
8606 subst_asm_stack_regs): Likewise.
8607 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
8608 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
8609 * regmove.c (reg_is_remote_constant_p): Likewise.
8610 * regrename.c (regrename_optimize, scan_rtx_reg,
8611 kill_clobbered_value, kill_set_value, kill_autoinc_value):
8613 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
8614 regstat_compute_calls_crossed): Likewise.
8615 * reload1.c (init_reload, new_insn_chain,
8616 has_nonexceptional_receiver, reload, copy_reloads,
8617 calculate_needs_all_insns, init_elim_table): Likewise.
8618 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
8619 * rtl.c (shallow_copy_rtx_stat): Likewise.
8620 * rtlanal.c (parms_set): Likewise.
8621 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
8622 sbitmap_resize, sbitmap_vector_alloc): Likewise.
8623 * sched-ebb.c (earliest_block_with_similiar_load,
8624 add_deps_for_risky_insns): Likewise.
8625 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
8626 schedule_region): Likewise.
8627 * see.c (eq_descriptor_pre_extension,
8628 hash_descriptor_pre_extension, hash_del_pre_extension,
8629 eq_descriptor_properties, hash_descriptor_properties,
8630 hash_del_properties, see_seek_pre_extension_expr,
8631 see_initialize_data_structures, see_print_register_properties,
8632 see_print_pre_extension_expr, see_delete_merged_def_extension,
8633 see_delete_unmerged_def_extension, see_emit_use_extension,
8634 see_pre_delete_extension, see_map_extension, see_commit_changes,
8635 see_analyze_merged_def_local_prop,
8636 see_analyze_merged_def_local_prop,
8637 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
8638 see_set_prop_merged_def, see_set_prop_unmerged_def,
8639 see_set_prop_unmerged_use, see_print_one_extension,
8640 see_merge_one_use_extension, see_merge_one_def_extension,
8641 see_store_reference_and_extension, see_update_uses_relevancy,
8642 see_update_defs_relevancy): Likewise.
8643 * statistics.c (hash_statistics_hash, hash_statistics_eq,
8644 hash_statistics_free, curr_statistics_hash): Likewise.
8645 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
8646 expand_asm_operands, expand_return, case_bit_test_cmp,
8647 expand_case): Likewise.
8648 * stor-layout.c (start_record_layout): Likewise.
8649 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
8650 gt_pch_save_stringpool): Likewise.
8651 * tree-data-ref.c (hash_stmt_vertex_info,
8652 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
8653 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
8655 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
8658 * config/i386/i386.md : Change constraints of HImode and QImode
8659 immediate operands from "i" to "n". Change SImode "ni" constraint to
8660 "i" and SImode "rmi" constraint to "g". Remove all constraints
8661 from const0_operand and const1_operand predicated operands.
8662 (i): Change QImode and HImode attribute from "i" to "n".
8663 (*subqi_2): Change HImode operands to QImode.
8666 2008-06-25 Olivier Hainque <hainque@adacore.com>
8668 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
8671 2008-06-25 Richard Guenther <rguenther@suse.de>
8673 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
8674 not overflow the result type.
8676 2008-06-25 Richard Guenther <rguenther@suse.de>
8678 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
8679 (vn_lookup): Likewise.
8681 2008-06-25 Richard Guenther <rguenther@suse.de>
8683 PR tree-optimization/35518
8684 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
8685 * tree-sra.c (instantiate_element): Use fold_build3 to build
8687 (try_instantiate_multiple_fields): Likewise.
8689 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8691 * config/rs6000/rs6000.md: Change all string instruction's clobber to
8694 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8696 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
8697 use_backchain_to_restore_sp to true
8698 if the offset of the link register save area would go over the 32k - 1
8699 offset limit of the load
8702 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
8704 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
8705 anchor for the type-punning blurb. Cross-reference "Structures
8706 unions enumerations and bit-fields implementation". Provide a
8707 cast-through-pointer example. Make final sentence self-contained.
8708 * doc/implement-c.texi (Structures unions enumerations and
8709 bit-fields implementation): Cross-reference the type-punning blurb
8710 in the -fstrict-aliasing documentation.
8712 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8715 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
8716 the memory instead of the memory itself for the save area.
8718 2008-06-24 Olivier Hainque <hainque@adacore.com>
8719 Nicolas Roche <roche@adacore.com>
8721 * gengtype.c (srcdir_len): size_t instead of int.
8722 (get_file_realbasename): New function. For F a filename, the real
8723 basename of F, with all the path components stripped.
8724 (get_file_srcdir_relative_path): New function. For F a filename, the
8725 relative path to F from $(srcdir).
8726 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
8727 get_file_realbasename. Adjust the head comment.
8728 (get_prefix_langdir_index): New function. For F a filename, return the
8729 lang_dir_names[] relative index of the language directory that is
8731 (get_file_langdir): For F a filename, return the name of the language
8732 directory where F is located.
8733 (get_file_gtfilename): New function. The gt- output file name for an
8735 (get_output_file_with_visibility): Replace in-line computations with
8736 uses of get_file_gtfilename and get_prefix_langdir_index.
8737 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
8739 2008-06-24 Jakub Jelinek <jakub@redhat.com>
8741 PR tree-optimization/36504
8742 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
8743 references without base address.
8745 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
8748 * calls.c (expand_call): Increase alignment for recursive functions.
8750 2008-06-23 Anatoly Sokolov <aesok@post.ru>
8752 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
8753 (TARGET_FUNCTION_VALUE): New define.
8754 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
8755 * config/avr/avr.h (FUNCTION_VALUE): Remove.
8757 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
8759 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
8760 (fmod<mode>3): Ditto.
8761 (remainderxf3): Ditto.
8762 (remainder<mode>3): Ditto.
8764 2008-06-23 Jakub Jelinek <jakub@redhat.com>
8767 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
8768 REG is a hard register.
8770 PR tree-optimization/36508
8771 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
8772 499, don't check it at all in release compilers.
8774 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
8776 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
8777 together with SSE_TARGET_MATH to disable insn pattern.
8778 (*fop_<MODEF:mode>_2_i387): Ditto.
8779 (*fop_<MODEF:mode>_3_i387): Ditto.
8781 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
8783 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
8785 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8788 * gimplify.c (gimplify_asm_expr): Check the return code of
8789 parse_output_constraint call, set function return and is_inout
8792 2008-06-22 Ian Lance Taylor <iant@google.com>
8794 * c-lex.c (narrowest_unsigned_type): Change itk to int.
8795 (narrowest_signed_type): Likewise.
8796 * c-typeck.c (c_common_type): Change local variable mclass to enum
8798 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
8799 tcc_comparison, not the tree code itself.
8800 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
8801 (c_expand_expr): Cast modifier to enum expand_modifier.
8802 * c-common.h (C_RID_CODE): Add casts.
8803 (C_SET_RID_CODE): Define.
8804 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
8805 (c_lex_one_token): Add cast to avoid warning.
8806 (c_parser_objc_type_name): Rename local typename to type_name.
8807 (check_no_duplicate_clause): Change code parameter to enum
8809 (c_parser_omp_var_list_parens): Change kind parameter to enum
8811 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
8812 c_parser_omp_list_var_parens.
8813 (c_parser_omp_threadprivate): Likewise.
8814 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
8815 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
8816 * c-format.c (NO_FMT): Define.
8817 (printf_length_specs): Use NO_FMT.
8818 (asm_fprintf_length_specs): Likewise.
8819 (gcc_diag_length_specs): Likewise.
8820 (scanf_length_specs): Likewise.
8821 (strfmon_length_specs): Likewise.
8822 (gcc_gfc_length_specs): Likewise.
8823 (printf_flag_specs): Change 0 to STD_C89.
8824 (asm_fprintf_flag_specs): Likewise.
8825 (gcc_diag_flag_specs): Likewise.
8826 (gcc_cxxdiag_flag_specs): Likewise.
8827 (scanf_flag_specs): Likewise.
8828 (strftime_flag_specs): Likewise.
8829 (strfmon_flag_specs): Likewise.
8830 (print_char_table): Likewise.
8831 (asm_fprintf_char_table): Likewise.
8832 (gcc_diag_char_table): Likewise.
8833 (gcc_tdiag_char_table): Likewise.
8834 (gcc_cdiag_char_table): Likewise.
8835 (gcc_cxxdiag_char_table): Likewise.
8836 (gcc_gfc_char_table): Likewise.
8837 (scan_char_table): Likewise.
8838 (time_char_table): Likewis.
8839 (monetary_char_table): Likewise.
8840 * c-format.h (BADLEN): Likewise.
8842 2008-06-21 Ian Lance Taylor <iant@google.com>
8844 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
8845 Define END_OF_BASE_TREE_CODES around inclusion.
8846 * tree.c (tree_code_type): New global array.
8847 (tree_code_length, tree_code_name): Likewise.
8848 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
8850 (all-tree.def, s-alltree): New targets.
8851 (gencheck.h, s-gencheck): Remove.
8852 (tree.o): Depend upon all-tree.def.
8853 (build/gencheck.o): Remove gencheck.h dependency.
8854 (mostlyclean): Don't remove gencheck.h.
8855 * c-common.h (enum c_tree_code): Remove.
8856 * c-lang.c (tree_code_type): Remove.
8857 (tree_code_length, tree_code_name): Remove.
8858 * gencheck.c (tree_codes): Include all-tree.def, rather than
8859 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
8861 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
8863 * cp/cp-tree.h (enum cplus_tree_code): Remove.
8864 (operator_name_info): Size to MAX_TREE_CODES.
8865 (assignment_operator_name_info): Likewise.
8866 * cp/cp-lang.c (tree_code_type): Remove.
8867 (tree_code_length, tree_code_name): Remove.
8868 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
8869 (assignment_operator_name_info): Likewise.
8870 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
8872 * cp/mangle.c (write_expression): Likewise.
8873 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
8874 * fortran/f95-lang.c (tree_code_type): Remove.
8875 (tree_code_length, tree_code_name): Remove.
8876 * java/java-tree.h (enum java_tree_code): Remove.
8877 * java/lang.c (tree_code_type): Remove.
8878 (tree_code_length, tree_code_name): Remove.
8879 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
8880 * objc/objc-act.h (enum objc_tree_code): Remove.
8881 * objc/objc-lang.c (tree_code_type): Remove.
8882 (tree_code_length, tree_code_name): Remove.
8883 * objcp/objcp-lang.c (tree_code_type): Remove.
8884 (tree_code_length, tree_code_name): Remove.
8885 * ada/ada-tree.h (enum gnat_tree_code): Remove.
8886 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
8887 * ada/misc.c (tree_code_type): Remove.
8888 (tree_code_length, tree_code_name): Remove.
8890 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
8892 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
8893 the grand_bitmap_obstack.
8895 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8897 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
8898 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
8899 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
8900 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
8901 move_stmt_r, new_label_mapper): Likewise.
8902 * tree-complex.c (cvc_lookup): Likewise.
8903 * tree-dfa.c (create_function_ann): Likewise.
8904 * tree-dump.c (dump_register): Likewise.
8905 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
8906 find_phi_replacement_condition): Likewise.
8907 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
8908 tree_function_versioning): Likewise.
8909 * tree-into-ssa.c (cmp_dfsnum): Likewise.
8910 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
8911 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
8912 get_nonlocal_debug_decl, convert_nonlocal_reference,
8913 convert_nonlocal_omp_clauses, get_local_debug_decl,
8914 convert_local_reference, convert_local_omp_clauses,
8915 convert_nl_goto_reference, convert_nl_goto_receiver,
8916 convert_tramp_reference, convert_call_expr): Likewise.
8917 * tree-outof-ssa.c (contains_tree_r): Likewise.
8918 * tree-parloops.c (reduction_phi, initialize_reductions,
8919 eliminate_local_variables_1, add_field_for_reduction,
8920 add_field_for_name, create_phi_for_local_result,
8921 create_call_for_reduction_1, create_loads_for_reductions,
8922 create_stores_for_reduction, create_loads_and_stores_for_name):
8924 * tree-phinodes.c (allocate_phi_node): Likewise.
8925 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
8926 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
8927 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
8928 * tree-ssa-coalesce.c (compare_pairs): Likewise.
8929 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
8930 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
8931 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
8932 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
8933 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
8934 vn_nary_op_insert): Likewise.
8935 * tree-ssa.c (redirect_edge_var_map_add,
8936 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
8937 * tree-vectorizer.c (vectorize_loops): Likewise.
8938 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
8939 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
8940 tree_cons_stat, build1_stat, build_variant_type_copy,
8941 decl_init_priority_lookup, decl_fini_priority_lookup,
8942 decl_priority_info, decl_restrict_base_lookup,
8943 decl_restrict_base_insert, decl_debug_expr_lookup,
8944 decl_debug_expr_insert, decl_value_expr_lookup,
8945 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
8946 type_hash_add, get_file_function_name, tree_check_failed,
8947 tree_not_check_failed, tree_range_check_failed,
8948 omp_clause_range_check_failed, build_omp_clause,
8949 build_vl_exp_stat): Likewise.
8950 * value-prof.c (gimple_histogram_value,
8951 gimple_duplicate_stmt_histograms): Likewise.
8952 * var-tracking.c (attrs_list_insert, attrs_list_copy,
8953 unshare_variable, variable_union_info_cmp_pos, variable_union,
8954 dataflow_set_different_1, dataflow_set_different_2,
8955 vt_find_locations, variable_was_changed, set_variable_part,
8956 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
8957 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
8958 section_entry_hash, object_block_entry_eq,
8959 object_block_entry_hash, create_block_symbol,
8960 initialize_cold_section_name, default_function_rodata_section,
8961 strip_reg_name, set_user_assembler_name, const_desc_eq,
8962 build_constant_desc, output_constant_def, lookup_constant_def,
8963 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
8964 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
8965 default_internal_label): Likewise.
8966 * varray.c (varray_init, varray_grow): Likewise.
8967 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
8969 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
8971 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
8972 operators for "test" insn. Macroize insn using SWI mode macro.
8973 (*jcc_fused_2): Ditto.
8974 (*jcc_fused_3): Macroize insn using SWI mode macro.
8975 (*jcc_fused_4): Ditto.
8977 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
8979 * tree-ssa-pre.c: Fix typo in comment.
8980 (init_antic, fini_antic): Add explicit funtions for
8981 initializing and deinitializing ANTIC and AVAIL sets.
8982 (create_expression_by_pieces): Fix typo in comment.
8983 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
8984 (execute_pre): Eventually dump details about ANTIC_IN.
8986 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8988 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
8989 * gcc.c (translate_options, init_spec, store_arg, read_specs,
8990 add_to_obstack, file_at_path, find_a_file, execute,
8991 add_preprocessor_option, add_assembler_option, add_linker_option,
8992 process_command, insert_wrapper, do_option_spec, do_self_spec,
8993 spec_path, do_spec_1, is_directory, main, used_arg,
8994 getenv_spec_function): Likewise.
8995 * tlink.c (symbol_hash_lookup, file_hash_lookup,
8996 demangled_hash_lookup, symbol_push, file_push, frob_extension):
8999 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9001 * doc/rtl.texi: Updated subreg section.
9003 2008-06-19 Jakub Jelinek <jakub@redhat.com>
9006 * cgraphunit.c (cgraph_process_new_functions): Don't clear
9007 node->needed and node->reachable.
9008 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
9009 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
9010 (expand_task_call): Don't call expand_task_copyfn.
9011 (expand_task_copyfn): Renamed to...
9012 (finalize_task_copyfn): ... this.
9014 2008-06-19 Jan Hubicka <jh@suse.cz>
9016 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
9017 clobbering framepointer.
9019 2008-06-19 Jan Hubicka <jh@suse.cz>
9021 * tree-optimize.c (execute_early_local_optimizations): Set
9022 cgraph_state only at first invocation.
9024 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9026 * system.h (-Wc++-compat): Activate as a warning, no an error.
9028 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9030 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
9031 instead of "#" in insn asm template.
9032 (*jcc_fused_2): Ditto.
9034 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9036 * config/i386/i386.h (ix86_tune_indices)
9037 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
9038 (TARGET_FUSE_CMP_AND_BRANCH): New define.
9039 * config/i386/i386.md (*jcc_fused_1): New insn pattern
9040 (*jcc_fused_2): Ditto.
9041 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
9042 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
9043 (print operand): Handle 'E' and 'e' code.
9045 2008-06-19 Anatoly Sokolov <aesok@post.ru>
9047 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
9048 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9049 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9051 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
9053 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
9055 (cgraph_expand_function): Use local copy of decl.
9056 (cgraph_expand_all_functions): Remove redundant initialization of
9058 (cgraph_optimize): Reword internal_error message.
9060 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
9062 * arm-protos.h (arm_return_in_memory): Remove public
9063 arm_return_in_memory() prototype.
9064 * arm.c (arm_return_in_memory): Add static prototype, add target
9065 hook macro, change definition and comments.
9066 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
9068 2008-06-19 Ben Elliston <bje@au.ibm.com>
9070 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
9071 real.c: Remove references to IEEE 754R.
9072 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
9073 * doc/libgcc.texi (Decimal float library routines): Likewise.
9075 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9077 * targhooks.h (struct gcc_target): New member unwind_word_mode.
9078 (default_unwind_word_mode): Add prototype.
9079 * targhooks.c (default_unwind_word_mode): New function.
9080 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
9081 instead of word_mode.
9082 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
9083 (TARGET_INITIALIZER): Use it.
9085 * c-common.c (handle_mode_attribute): Support "unwind_word"
9087 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
9089 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
9090 word_mode to access SjLj_Function_Context member "data".
9091 (sjlj_emit_dispatch_table): Likewise. Also, perform type
9092 conversion from targetm.eh_return_filter_mode () to
9093 targetm.unwind_word_mode () if they differ.
9095 * builtin-types.def (BT_UNWINDWORD): New primitive type.
9096 (BT_FN_UNWINDWORD_PTR): New function type.
9097 (BT_FN_WORD_PTR): Remove.
9098 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
9099 * except.c (expand_builtin_extend_pointer): Convert pointer to
9100 targetm.unwind_word_mode () instead of word_mode.
9102 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
9103 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
9104 (spu_unwind_word_mode): New function.
9105 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
9106 (TARGET_UNWIND_WORD_MODE): Define.
9107 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
9109 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9111 * config/spu/spu.c (reg_align): Remove.
9112 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
9113 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
9114 (spu_split_store): Likewise.
9116 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
9118 * gcc/tree-vn.c: Fix typo in comment.
9120 2008-06-18 Jan Hubicka <jh@suse.cz>
9122 * cgraphunit.c (cgraph_optimize): Output debug info when doing
9123 toplevel reorder too.
9125 2008-06-18 Jan Hubicka <jh@suse.cz>
9127 * c-opts.c (c_common_post_options): PCH is not compatible with
9129 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
9130 -fno-toplevel-reorder by default now.
9132 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9134 PR documentation/30739
9135 * doc/install.texi (Prerequisites): Document dependency on awk.
9137 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
9138 Ian Lance Taylor <iant@google.com>
9140 PR rtl-optimization/35604
9141 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
9142 only want to change jump destinations, not eventual label comparisons.
9144 2008-06-16 Jan Hubicka <jh@suse.cz>
9146 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
9148 (cgraph_analyze_function): Likewise.
9150 2008-06-16 Jan Hubicka <jh@suse.cz>
9152 * cgraph.h (cgraph_mark_if_needed): New function.
9153 * cgraphunit.c (cgraph_mark_if_needed): New function.
9154 * c-decl.c (duplicate_decl): Use it.
9156 2008-06-16 Jan Hubicka <jh@suse.cz>
9158 * cgraph.c (cgraph_add_new_function): When in expansion state, do
9161 2008-06-16 Jan Hubicka <jh@suse.cz>
9163 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
9165 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
9166 Kazu Hirata <kazu@codesourcery.com>
9167 Maxim Kuvyrkov <maxim@codesourcery.com
9169 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
9170 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
9171 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
9172 EXTRA_SPEC_FUNCTIONS.
9173 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
9174 (DRIVER_SELF_SPECS): Adjust.
9175 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
9176 * config/mips/st.h, config/mips/t-st: New.
9177 * config/mips/driver-native.c, config/mips/x-native: New.
9178 * doc/invoke.texi (MIPS): Document 'native' value for -march and
9181 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9183 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
9185 (ISA_HAS_FP_CONDMOVE): New macro.
9186 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
9187 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
9188 (ISA_HAS_NMADD3_NMSUB3): New macro.
9189 * config/mips/mips.c (mips_rtx_costs): Update.
9190 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
9191 compiling for ST Loongson 2E/2F.
9192 (madd<mode>): Rename to madd4<mode>. Update.
9193 (madd3<mode>): New pattern.
9194 (msub<mode>): Rename to msub4<mode>. Update.
9195 (msub3<mode>): New pattern.
9196 (nmadd<mode>): Rename to nmadd4<mode>. Update.
9197 (nmadd3<mode>): New pattern.
9198 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
9199 (nmadd3<mode>_fastmath): New pattern.
9200 (nmsub<mode>): Rename to nmsub4<mode>. Update.
9201 (nmsub3<mode>): New pattern.
9202 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
9203 (nmsub3<mode>_fastmath): New pattern.
9204 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
9206 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
9208 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
9209 (DF_REF_INSN_INFO): New.
9210 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
9211 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
9212 with a NULL DF_REF_INSN_INFO.
9213 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
9215 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
9216 DF_INSN_INFO_EQ_USES): New.
9217 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
9218 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
9219 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
9220 * df-core.c: Update comment for above changes.
9221 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
9222 DF_INSN_UID_* macros.
9223 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
9224 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
9225 insn rtx. Update all callers.
9226 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
9227 df_ref_create_structure, df_insn_refs_collect): Likewise.
9228 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
9229 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
9230 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
9231 macros to access the insn refs.
9232 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
9233 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
9234 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
9235 for accessing the refs.
9236 (try_fwprop_subst): Likewise.
9237 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
9238 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
9239 for accessing the refs.
9240 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
9241 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
9242 to look at the insn refs.
9243 (record_uses): Likewise.
9244 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
9246 (mark_artificial_uses): Don't mark_insn for artificial refs.
9247 (mark_reg_rependencies): Likewise.
9249 * doc/rtl.texi: Remove documentation of ADDRESSOF.
9251 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9253 * configure: Regenerate.
9255 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9257 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
9258 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9259 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9261 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9263 * config/avr/avr.c (avr_mcu_t): Add attiny167.
9264 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9265 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9267 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9269 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
9270 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9271 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9273 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9275 * tree-ssa-sccvn.c: Fix format of comments.
9277 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9279 * cgraph.c: Remove unneeded forward declarations of eq_node()
9282 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
9284 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
9286 (see_update_relevancy): Likewise.
9287 * fwprop.c (try_fwprop_subst): Likewise.
9288 * rtlanal.c (noop_move_p): Likewise.
9289 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
9290 notes to non-existing libcall blocks.
9291 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
9293 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
9294 (dead_libcall_p): Remove.
9295 (delete_trivially_dead_insns): Don't use it.
9296 * web.c (union_defs): Remove comment about keeping nops.
9297 * gcse.c (hash_scan_insn): Don't take libcall pointers.
9298 (compute_hash_table_work): Don't track libcall notes.
9299 (do_local_cprop): Don't take libcall pointers. Don't update
9301 (adjust_libcall_notes): Deleted.
9302 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
9303 ever have existed in the first place).
9304 (replace_store_insn): Don't try to remove libcall notes.
9305 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
9306 (resolve_reg_notes): Don't call them.
9307 (resolve_simple_move): Likewise.
9308 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
9309 Don't remove REG_RETVAL notes.
9310 * emit-rtl.c (try_split): Don't update libcall notes.
9311 (emit_copy_of_insn_after): Dito.
9312 * cselib.c (cselib_current_insn_in_libcall): Remove.
9313 (cselib_process_insn): Don't set/clear it.
9314 (new_elt_loc_list): Don't record it.
9315 (cselib_init): Don't initialize it.
9316 * cselib.c (struct elt_loc_list): Remove in_libcall field.
9317 * loop-invariant.c (find_invariant_insn): Don't look for libcall
9319 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
9320 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
9321 (init_deps): Don't initialize it.
9322 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
9323 * combine.c (delete_noop_moves): Don't update libcall notes.
9324 (can_combine_p): Remove now pointless #if 0 block.
9325 (try_combine): Remove another obsolete #if 0 block.
9326 (distribute_notes): Don't distribute libcall notes.
9327 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
9328 * dce.c (libcall_dead_p): Remove.
9329 (delete_unmarked_insns): Don't handle libcall blocks.
9330 (preserve_libcall_for_dce): Remove.
9331 (prescan_insns_for_dce): Don't special-case libcall block insns.
9332 * reload1 (reload): Don't handle libcall notes.
9333 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
9336 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9338 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
9339 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9340 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9342 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9344 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
9345 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9346 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9348 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9350 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
9352 2008-06-16 Ira Rosen <irar@il.ibm.com>
9354 PR tree-optimization/36493
9355 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
9356 the arguments list. Use VECTYPE to create vector pointer.
9357 (vectorizable_store): Fail if accesses through a pointer to vectype
9358 do not alias the original memory reference operands.
9359 Call vect_create_data_ref_ptr without the removed argument.
9360 (vectorizable_load): Likewise.
9361 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
9364 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
9367 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
9370 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9372 * config/mips/loongson2ef.md: New file.
9373 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
9374 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
9375 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
9376 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
9377 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
9379 (loongson2ef.md): New include.
9380 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
9381 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
9382 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
9383 (loongson_gt_<mode>, loongson_extract_halfword)
9384 (loongson_insert_halfword_0, loongson_insert_halfword_2)
9385 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
9386 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
9387 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
9388 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
9389 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
9390 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
9391 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
9392 (vec_interleave_low<mode>): Define type attribute.
9393 * config/mips/mips.c (mips_ls2): New static variable.
9394 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
9395 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
9396 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
9397 Implement target scheduling hooks.
9398 (mips_multipass_dfa_lookahead): Update to handle tuning for
9400 (mips_sched_init): Initialize data for Loongson scheduling.
9401 (mips_ls2_variable_issue): New static function.
9402 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
9404 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
9405 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
9406 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
9407 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
9408 Handle ST Loongson 2E/2F cores.
9409 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
9411 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9413 * omp-low.c (extract_omp_for_data): Fix comment typo.
9416 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9418 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
9419 FIXME note about gcc/config.guess.
9420 * doc/options.texi (Option file format): Remove non-ASCII bytes.
9421 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
9422 * doc/cppopts.texi: Likewise.
9423 * doc/extend.texi: Likewise.
9424 * doc/gcc.texi: Likewise.
9425 * doc/gccint.texi: Likewise.
9426 * doc/gcov.texi: Likewise.
9427 * doc/gty.texi: Likewise.
9428 * doc/hostconfig.texi: Likewise.
9429 * doc/install.texi: Likewise.
9430 * doc/invoke.texi: Likewise.
9431 * doc/loop.texi: Likewise.
9432 * doc/makefile.texi: Likewise.
9433 * doc/md.texi: Likewise.
9434 * doc/passes.texi: Likewise.
9435 * doc/tm.texi: Likewise.
9436 * doc/tree-ssa.texi: Likewise.
9437 * doc/trouble.texi: Likewise.
9439 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
9440 Nathan Sidwell <nathan@codesourcery.com>
9441 Maxim Kuvyrkov <maxim@codesourcery.com>
9442 Richard Sandiford <rdsandiford@googlemail.com>
9444 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
9445 * config/mips/mips-protos.h (mips_expand_vector_init): New.
9446 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
9448 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
9449 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
9450 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
9452 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
9453 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
9454 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
9455 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
9456 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
9457 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
9458 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
9459 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
9460 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
9461 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
9462 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
9463 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
9464 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
9465 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
9466 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
9467 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
9468 (mips_builtins): Add Loongson builtins.
9469 (mips_loongson_2ef_bdesc): New.
9470 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
9471 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
9472 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
9473 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
9475 (mips_expand_vector_init): New.
9476 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
9477 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
9479 * config/mips/mips.md: Add unspec numbers for Loongson
9480 builtins. Include loongson.md.
9481 (MOVE64): Include Loongson vector modes.
9482 (SPLITF): Include Loongson vector modes.
9483 (HALFMODE): Handle Loongson vector modes.
9484 * config/mips/loongson.md: New.
9485 * config/mips/loongson.h: New.
9486 * config.gcc: Add loongson.h header for mips*-*-* targets.
9487 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
9489 2008-06-14 Joseph Myers <joseph@codesourcery.com>
9491 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
9492 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
9493 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
9494 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
9495 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
9496 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
9497 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
9498 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
9499 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
9500 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
9501 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
9502 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
9503 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
9504 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
9505 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
9506 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
9507 Remove use_fixproto=yes.
9508 (ia64*-*-hpux*): Remove comment about using fixproto.
9509 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
9511 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9513 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
9515 * configure: Regenerate.
9517 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
9520 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
9521 before evaluating it.
9523 2008-06-13 Jakub Jelinek <jakub@redhat.com>
9526 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
9527 nested inline functions.
9528 (start_decl, start_function): Don't invert DECL_EXTERNAL
9529 for nested inline functions.
9531 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
9533 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
9534 splits that must be made for correctness.
9536 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
9538 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
9539 (AVAIL_NON_MIPS16): Likewise.
9540 (mips_builtin_description): Replace target_flags with a predicate.
9541 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
9542 (dspr2_32): New availability predicates.
9543 (MIPS_BUILTIN): New macro.
9544 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
9545 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
9546 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
9547 Replace the TARGET_FLAGS parameters with AVAIL parameters.
9548 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
9549 (mips_dsp_32only_bdesc): Merge into...
9550 (mips_builtins): ...this new array.
9551 (mips_bdesc_map, mips_bdesc_arrays): Delete.
9552 (mips_init_builtins): Update after above changes.
9553 (mips_expand_builtin_1): Merge into...
9554 (mips_expand_builtin): ...here and update after above changes.
9556 2008-06-12 Paul Brook <paul@codesourcery.com>
9558 * longlong.h (__arm__): Define count_leading_zeros.
9559 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
9560 (clzsi2, clzdi2): New functions.
9561 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
9562 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
9563 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
9564 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
9565 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
9566 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
9567 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
9568 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
9569 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
9570 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
9572 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
9574 * config/m68k/m68k.c (m68k_tune_flags): New.
9575 (override_options): Compute m68k_tune_flags.
9576 (MULL_COST, MULW_COST): Update for various variants of CFV2.
9577 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
9579 2008-06-12 Jakub Jelinek <jakub@redhat.com>
9582 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
9584 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
9586 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
9587 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
9589 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
9591 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
9592 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
9594 2008-06-12 Jakub Jelinek <jakub@redhat.com>
9597 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
9600 2008-06-12 Richard Guenther <rguenther@suse.de>
9602 PR tree-optimization/36345
9603 * tree-flow.h (struct ptr_info_def): Align escape_mask,
9604 add memory_tag_needed flag.
9605 (may_alias_p): Declare.
9606 * tree-ssa-alias.c (may_alias_p): Export.
9607 (set_initial_properties): Use memory_tag_needed flag.
9608 (update_reference_counts): Likewise.
9609 (reset_alias_info): Reset memory_tag_needed flag.
9610 (create_name_tags): Check memory_tag_needed flag.
9611 (dump_points_to_info_for): Dump it.
9612 * tree-ssa-structalias.c (struct variable_info): Remove
9613 directly_dereferenced flag.
9614 (new_var_info): Do not initialize it.
9615 (process_constraint_1): Do not set it.
9616 (update_alias_info): Set is_dereferenced flag.
9617 (set_uids_in_ptset): Use may_alias_p.
9618 (set_used_smts): Check memory_tag_needed flag.
9619 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
9620 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
9621 memory_tag_needed flag.
9622 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
9625 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
9627 * config/i386/i386.c (ix86_compute_frame_layout): Disable
9628 red zone for w64 abi.
9629 (ix86_expand_prologue): Likewise.
9630 (ix86_force_to_memory): Likewise.
9631 (ix86_free_from_memory): Likewise.
9633 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
9636 * config/rs6000/rs6000.c (rs6000_override_options): Set
9637 rs6000_isel conditionally to the absence of comand line override.
9638 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
9639 Remove duplicate rs6000_isel setting.
9640 * config/rs6000/eabispe.h: Ditto.
9642 2008-06-11 Richard Guenther <rguenther@suse.de>
9644 * alias.c (get_alias_set): Use the element alias-set for arrays.
9645 (record_component_aliases): For arrays and vectors do nothing.
9646 * c-common.c (strict_aliasing_warning): Handle the cases
9647 of alias set zero explicitly.
9648 * Makefile.in (dfp.o-warn): Add -Wno-error.
9650 2008-06-11 Joseph Myers <joseph@codesourcery.com>
9652 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
9654 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
9655 tune_32 tune_64 to supported_defaults. Allow values not
9656 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
9657 x86_64. Do not override cpu_32 or cpu_64 values from target name.
9658 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
9659 with_cpu_64 to generic for 64-bit-supporting configurations, not
9660 with_cpu. Remove FIXMEs.
9661 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
9662 --with-arch-64, --with-tune-32, --with-tune-64): Document.
9663 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
9664 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
9665 arch_32 and arch_64.
9667 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
9668 Olivier Hainque <hainque@adacore.com>
9670 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
9671 Use DECL_SIZE_UNIT to retrieve the size of the field.
9673 2008-06-11 Joseph Myers <joseph@codesourcery.com>
9675 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
9676 with function calls after declarations. Lay out
9677 neon_float_type_node before further use.
9679 2008-06-11 Richard Guenther <rguenther@suse.de>
9681 * tree-flow.h (may_point_to_global_var): Declare.
9682 * tree-ssa-alias.c (may_point_to_global_var): New function.
9683 * tree-ssa-sink.c (is_hidden_global_store): Use it.
9685 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
9687 * configure.ac: Teach that fido supports .debug_line.
9688 * configure: Regenerate.
9690 2008-06-10 Tom Tromey <tromey@redhat.com>
9692 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
9695 2008-06-10 Joseph Myers <joseph@codesourcery.com>
9697 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
9698 (encode_decimal64, decode_decimal64, encode_decimal128,
9699 decode_decimal128): Reverse order of 32-bit parts of value if host
9700 and target endianness differ.
9702 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
9704 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
9705 Avoid division by 0.
9706 (tree_mod_pow2_value_transform): Likewise.
9707 (tree_ic_transform): Likewise.
9708 (tree_stringops_transform): Likewise.
9709 (tree_mod_subtract_transform): Likewise.
9710 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
9711 (copy_edges_for_bb): Likewise.
9712 (initialize_cfun): Likewise.
9714 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
9716 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
9717 nonmemory_operand. Add "N" operand constraint.
9719 (*jcc_btdi_mask_rex64): New instruction and split pattern.
9720 (*jcc_btsi_mask): Ditto.
9721 (*jcc_btsi_mask_1): Ditto.
9723 2008-06-10 Joseph Myers <joseph@codesourcery.com>
9725 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
9726 TYPE_CANONICAL for copied element type.
9728 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
9731 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
9732 Add m_CORE2 and m_GENERIC.
9733 * config/i386/predicates.md (bt_comparison_operator): New predicate.
9734 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
9736 (*jcc_btdi_rex64): New instruction and split pattern.
9738 (*jcc_btsi_1): Ditto.
9739 (*btsq): Fix Intel asm dialect operand order.
9743 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
9746 * simplify-rtx.c (simplify_subreg): Add check for shift count
9749 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
9751 * doc/md.texi: Synchronize with later constraints.md change.
9752 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
9753 with a C implementation.
9754 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
9756 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
9757 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
9758 when moving to and from MD_REGNUM.
9759 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
9760 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
9761 Handle byte and halfword moves.
9762 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
9764 * config/mips/constraints.md (h): Turn into NO_REGS.
9765 (l, x): Update documentation.
9766 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
9767 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
9768 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
9769 (HILO): New mode iterator.
9771 (any_div): New code iterator.
9772 (u): Extend code attribute to div and udiv.
9773 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
9774 d_operand in the splitters. Remove redundant CONST_INT checks.
9775 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
9776 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
9777 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
9778 accordingly, using normal moves instead of unspecs to move LO into
9779 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
9780 (<u>mulsidi3): Handle expansion in C code.
9781 (<u>mulsidi3_32bit_internal): Rename to...
9782 (<u>mulsidi3_32bit): ...this.
9783 (<u>mulsidi3_32bit_r4000): Fix insn separator.
9784 (*<u>mulsidi3_64bit): Rename to...
9785 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
9786 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
9787 to set LO and HI to the multiplication result. Use a normal move
9788 for MFLO and an unspec for MFHI.
9789 (*<u>mulsidi3_64bit_parts): Replace with...
9790 (<u>mulsidi3_64bit_hilo): ...this new instruction.
9791 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
9792 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
9793 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
9794 instead of HI. Split the instruction into a separate multiplication
9795 and MFHI if !TARGET_FIX_R4000.
9796 (<su>muldi3_highpart): Likewise.
9797 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
9798 and the "=h" clobber.
9799 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
9800 (<u>mulditi3): New expander.
9801 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
9802 (madsi): Remove "=h" clobber.
9803 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
9804 Force the modulus result to be a GPR and split the instruction into
9805 a division followed by an MFHI after reload.
9806 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
9807 (*lea_high64): Use d_operand in the define_peephole2. Likewise
9808 the MIPS16 HIGH define_split.
9809 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
9810 of acc<->gpr moves to "multi".
9811 (*movdi_64bit): Replace the single "x" alternative with
9812 alternatives for moving into and out of "a".
9813 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
9814 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
9815 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
9816 Use d_operand in the splitters. Remove redundant CONST_INT checks.
9817 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
9818 (movti): New expander.
9819 (*movti, *movti_mips16): New insns.
9820 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
9821 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
9822 (mthi<GPR:mode>_<HILO:mode>): Likewise.
9823 * config/mips/predicates.md (fpr_operand): Delete.
9824 (d_operand): New predicate.
9826 2008-06-09 Michael Meissner <michael.meissner@amd.com>
9828 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
9829 failure on some Bourne shells.
9830 (x86_64-*-*): Ditto.
9832 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
9834 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
9836 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
9838 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
9839 (sparc-sun-solaris2*): Likewise.
9841 2008-06-09 Arnaud Charlet <charlet@adacore.com
9843 * doc/install.texi: Update requirements to build the Ada compiler.
9845 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
9847 * df-scan.c (struct df_scan_problem_data): Remove the
9848 mw_link_pool alloc pool.
9849 (df_scan_free_internal): Don't free it.
9850 (df_scan_alloc): Don't allocate it.
9851 * df.h (struct df_link): Update comment.
9853 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
9855 * except.h: Correct checks for when SJLJ exceptions must be used.
9857 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9859 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
9862 2008-06-08 Joseph Myers <joseph@codesourcery.com>
9864 PR tree-optimization/36218
9865 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
9866 configure for the build system.
9867 (BUILD_LDFLAGS): Define.
9868 * configure: Regenerate.
9869 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
9871 2008-07-08 Anatoly Sokolov <aesok@post.ru>
9874 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
9875 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
9876 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
9878 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
9880 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
9882 2008-06-07 Joseph Myers <joseph@codesourcery.com>
9884 * config.gcc (Obsolete configurations): Remove list of
9886 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
9887 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
9888 targets matched by those patterns.
9889 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
9890 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
9891 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
9892 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
9893 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
9894 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
9895 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
9896 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
9897 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
9898 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
9899 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
9900 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
9901 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
9902 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
9903 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
9904 Make code for Solaris 7 and greater unconditional for Solaris.
9905 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
9906 Remove --with-* handling.
9907 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
9908 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
9909 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
9910 LINK_OS_WINDISS_SPEC): Remove.
9911 * config/rs6000/sysv4.opt (mwindiss): Remove.
9912 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
9913 * configure: Regenerate.
9914 * doc/cpp.texi: Don't mention BeOS.
9915 * doc/extend.texi (interrupt): Don't mention MS1.
9916 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
9917 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
9918 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
9919 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
9920 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
9922 * doc/invoke.texi (MT Options): Remove.
9923 (-mwindiss): Remove.
9924 (CRIS Options): Remove cris-axis-aout references.
9925 (HPPA Options): Don't mention hppa1.1-*-pro.
9926 * doc/md.texi: (MorphoTech family): Remove.
9927 * libgcc2.c: Don't handle UWIN.
9928 * config/alpha/t-unicosmk: Remove.
9929 * config/alpha/unicosmk.h: Remove.
9930 * config/arm/kaos-arm.h: Remove.
9931 * config/arm/kaos-strongarm.h: Remove.
9932 * config/arm/strongarm-coff.h: Remove.
9933 * config/arm/strongarm-elf.h: Remove.
9934 * config/arm/strongarm-pe.h: Remove.
9935 * config/arm/t-strongarm-pe: Remove.
9936 * config/arm/t-xscale-coff: Remove.
9937 * config/arm/t-xscale-elf: Remove.
9938 * config/arm/xscale-coff.h: Remove.
9939 * config/arm/xscale-elf.h: Remove.
9940 * config/chorus.h: Remove.
9941 * config/cris/aout.h: Remove.
9942 * config/cris/aout.opt: Remove.
9943 * config/cris/t-aout: Remove.
9944 * config/i386/beos-elf.h: Remove.
9945 * config/i386/kaos-i386.h: Remove.
9946 * config/i386/ptx4-i.h: Remove.
9947 * config/i386/sco5.h: Remove.
9948 * config/i386/sco5.opt: Remove.
9949 * config/i386/sysv4-cpp.h: Remove.
9950 * config/i386/sysv5.h: Remove.
9951 * config/i386/t-beos: Remove.
9952 * config/i386/t-sco5: Remove.
9953 * config/i386/t-uwin: Remove.
9954 * config/i386/uwin.asm: Remove.
9955 * config/i386/uwin.h: Remove.
9956 * config/kaos.h: Remove.
9957 * config/mips/windiss.h: Remove.
9958 * config/mt: Remove directory.
9959 * config/pa/pa-osf.h: Remove.
9960 * config/pa/pa-pro-end.h: Remove.
9961 * config/pa/t-pro: Remove.
9962 * config/ptx4.h: Remove.
9963 * config/rs6000/beos.h: Remove.
9964 * config/rs6000/kaos-ppc.h: Remove.
9965 * config/rs6000/t-beos: Remove.
9966 * config/rs6000/windiss.h: Remove.
9967 * config/sh/kaos-sh.h: Remove.
9968 * config/sol2-6.h: Remove.
9969 * config/sparc/sol26-sld.h: Remove.
9970 * config/sparc/sysv4-only.h: Remove.
9971 * config/vax/bsd.h: Remove.
9972 * config/vax/t-memfuncs: Remove.
9973 * config/vax/ultrix.h: Remove.
9974 * config/vax/vaxv.h: Remove.
9975 * config/windiss.h: Remove.
9977 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
9979 PR rtl-optimization/36438
9980 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
9981 for vector shifts with constant scalar shift operands.
9983 2008-06-06 Sandip Matte <sandip@rmicorp.com>
9985 * doc/invoke.texi: Document -march=xlr.
9986 * config/mips/xlr.md: New file.
9987 * config/mips/mips.md: Include it.
9989 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
9990 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
9991 (mips_rtx_cost_data): Likewise.
9993 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
9995 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
9996 PRE_INC and PRE_DEC cases.
9998 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10000 PR rtl-optimization/36419
10001 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
10002 the emitting jump insn.
10005 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
10006 is not bool, boolify the whole *expr_p and convert to the desired type.
10008 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10010 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
10011 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
10012 Add omp_private_outer_ref hook, add another argument to
10013 omp_clause_default_ctor hook.
10014 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
10015 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
10016 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
10017 hook_tree_tree_tree_tree_null.
10018 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
10019 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
10020 * hooks.c (hook_tree_tree_tree_tree_null): New function.
10021 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
10022 * tree.def (OMP_TASK): New tree code.
10023 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
10024 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
10025 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
10026 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
10027 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
10028 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
10029 OMP_CLAUSE_COLLAPSE_EXPR): Define.
10030 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10031 (OMP_DIRECTIVE_P): Add OMP_TASK.
10032 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
10033 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
10034 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
10035 and OMP_CLAUSE_UNTIED entries.
10036 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
10038 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10039 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
10040 * tree-pretty-print.c (dump_omp_clause): Handle
10041 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
10042 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10043 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
10044 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
10045 warning about unsigned iterators. Change decl/init/cond/incr
10046 arguments to TREE_VECs, check arguments for all collapsed loops.
10047 (c_finish_omp_taskwait): New function.
10048 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
10050 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
10051 default_function_array_conversion on init. Add par_clauses argument.
10052 If decl is present in parallel's lastprivate clause, change it to
10053 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
10054 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
10055 collapse count in clauses.
10056 (c_parser_omp_for, c_parser_omp_parallel): Adjust
10057 c_parser_omp_for_loop callers.
10058 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
10059 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
10060 (c_parser_omp_clause_name): Handle collapse and untied clauses.
10061 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
10063 (c_parser_omp_clause_schedule): Handle schedule(auto).
10064 Include correct location in the error message.
10065 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
10066 and PRAGMA_OMP_CLAUSE_UNTIED.
10067 (OMP_TASK_CLAUSE_MASK): Define.
10068 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
10069 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
10070 * tree-nested.c (convert_nonlocal_omp_clauses,
10071 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
10072 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
10073 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10074 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
10076 (conver_nonlocal_reference, convert_local_reference,
10077 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
10078 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
10079 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
10080 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
10081 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
10082 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
10083 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
10084 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
10085 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10087 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
10088 * c-common.h (c_finish_omp_taskwait): New prototype.
10089 * gimple-low.c (lower_stmt): Handle OMP_TASK.
10090 * tree-parloops.c (create_parallel_loop): Create 1 entry
10091 vectors for OMP_FOR_{INIT,COND,INCR}.
10092 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
10093 (make_edges): Handle OMP_TASK.
10094 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
10095 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10096 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
10097 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
10098 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
10099 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10100 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10101 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
10102 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
10103 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
10104 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
10105 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
10106 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
10107 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
10108 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
10109 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
10110 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
10111 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
10112 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
10113 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
10114 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
10115 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
10116 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
10117 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
10118 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
10119 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
10120 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
10121 original iterator is present in lastprivate clause or if
10122 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
10123 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10124 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
10125 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
10126 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
10127 if it is set, lookup var in outer contexts too. Handle
10128 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
10129 to be implicitly determined firstprivate for task regions.
10130 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
10131 if it is set, lookup var in outer contexts too. Set
10132 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
10133 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
10134 OMP_CLAUSE_UNTIED. Take region_type as last argument
10135 instead of in_parallel and in_combined_parallel.
10136 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
10138 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
10139 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
10140 (new_omp_context): Set default_kind to
10141 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
10142 (omp_region_type): New enum.
10143 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
10144 fields, add region_type.
10145 (new_omp_context): Take region_type as argument instead of is_parallel
10146 and is_combined_parallel.
10147 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
10148 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
10149 ctx->is_combined_parallel checks.
10150 (gimplify_omp_task): New function.
10151 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10153 * omp-low.c (extract_omp_for_data): Use schedule(static)
10154 for schedule(auto). Handle pointer and unsigned iterators.
10155 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
10156 Add loops argument. Extract data for collapsed OMP_FOR loops.
10157 (expand_parallel_call): Assert sched_kind isn't auto,
10158 map runtime schedule to index 3.
10159 (struct omp_for_data_loop): New type.
10160 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
10161 Add loop, loops, collapse and iter_type fields.
10162 (workshare_safe_to_combine_p): Disallow combined for if
10163 iter_type is unsigned long long. Don't combine collapse > 1 loops
10164 unless all bounds and steps are constant. Adjust extract_omp_for_data
10166 (expand_omp_for_generic): Handle pointer, unsigned and long long
10167 iterators. Handle collapsed OMP_FOR loops. Adjust
10168 for struct omp_for_data changes. If libgomp function doesn't return
10169 boolean_type_node, add comparison of the return value with 0.
10170 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
10171 pointer, unsigned and long long iterators. Adjust for struct
10172 omp_for_data changes.
10173 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
10174 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
10175 unsigned long long. Allocate loops array, pass it to
10176 extract_omp_for_data. For collapse > 1 loops use always
10177 expand_omp_for_generic.
10178 (omp_context): Add sfield_map and srecord_type fields.
10179 (is_task_ctx, lookup_sfield): New functions.
10180 (use_pointer_for_field): Use is_task_ctx helper. Change first
10181 argument's type from const_tree to tree. Clarify comment.
10182 In OMP_TASK disallow copy-in/out sharing.
10183 (build_sender_ref): Call lookup_sfield instead of lookup_field.
10184 (install_var_field): Add mask argument. Populate both record_type
10185 and srecord_type if needed.
10186 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
10188 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
10189 and DECL_FIELD_OFFSET.
10190 (scan_sharing_clauses): Adjust install_var_field callers. For
10191 firstprivate clauses on explicit tasks allocate the var by value in
10192 record_type unconditionally, rather than by reference.
10193 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
10194 Use is_taskreg_ctx instead of is_parallel_ctx.
10195 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10196 (create_omp_child_function_name): Add task_copy argument, use
10197 *_omp_cpyfn* names if it is true.
10198 (create_omp_child_function): Add task_copy argument, if true create
10199 *_omp_cpyfn* helper function.
10200 (scan_omp_parallel): Adjust create_omp_child_function callers.
10201 Rename parallel_nesting_level to taskreg_nesting_level.
10202 (scan_omp_task): New function.
10203 (lower_rec_input_clauses): Don't run constructors for firstprivate
10204 explicit task vars which are initialized by *_omp_cpyfn*.
10205 Pass outer var ref to omp_clause_default_ctor hook if
10206 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
10207 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
10208 OMP_CLAUSE_REDUCTION_INIT.
10209 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
10210 avoid duplicate setting of fields. Handle
10211 OMP_CLAUSE_PRIVATE_OUTER_REF.
10212 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
10213 copy-out if TREE_READONLY, only copy-in.
10214 (expand_task_copyfn): New function.
10215 (expand_task_call): New function.
10216 (struct omp_taskcopy_context): New type.
10217 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
10219 (lower_omp_parallel): Rename to...
10220 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10221 Call create_task_copyfn if srecord_type is needed. Adjust
10223 (task_shared_vars): New variable.
10224 (check_omp_nesting_restrictions): Warn if work-sharing,
10225 barrier, master or ordered region is closely nested inside OMP_TASK.
10226 Add warnings for barrier if closely nested inside of work-sharing,
10227 ordered, or master region.
10228 (scan_omp_1): Call check_omp_nesting_restrictions even for
10229 GOMP_barrier calls. Rename parallel_nesting_level to
10230 taskreg_nesting_level. Handle OMP_TASK.
10231 (lower_lastprivate_clauses): Even if some lastprivate is found on a
10232 work-sharing construct, continue looking for them on parent parallel
10234 (lower_omp_for_lastprivate): Add lastprivate clauses
10235 to the beginning of dlist rather than end. Adjust for struct
10236 omp_for_data changes.
10237 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
10238 not after it. Handle collapsed OMP_FOR loops, adjust for
10239 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
10240 (get_ws_args_for): Adjust extract_omp_for_data caller.
10241 (scan_omp_for): Handle collapsed OMP_FOR
10242 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10243 (lower_omp_single_simple): If libgomp function doesn't return
10244 boolean_type_node, add comparison of the return value with 0.
10245 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
10246 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
10247 (parallel_nesting_level): Rename to...
10248 (taskreg_nesting_level): ... this.
10249 (is_taskreg_ctx): New function.
10250 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
10251 of is_parallel_ctx.
10252 (execute_lower_omp): Rename parallel_nesting_level to
10253 taskreg_nesting_level.
10254 (expand_omp_parallel): Rename to...
10255 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10256 Call omp_task_call for OMP_TASK regions.
10257 (expand_omp): Adjust caller, handle OMP_TASK.
10258 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
10260 * bitmap.c (bitmap_default_obstack_depth): New variable.
10261 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
10262 if argument is NULL and bitmap_default_obstack is already initialized.
10263 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
10265 * matrix-reorg.c (matrix_reorg): Likewise.
10267 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10269 * config/i386/i386.md (*indirect_jump): Macroize using P
10270 mode iterator. Remove !TARGET_64BIT from insn constraints.
10271 (*tablejump_1): Ditto.
10272 (*indirect_jump_rex64): Remove insn pattern.
10273 (*tablejump_1_rex64): Ditto.
10274 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
10275 and eh_return_si insn patterns.
10277 2008-06-06 Richard Guenther <rguenther@suse.de>
10279 * tree-ssa-structalias.c (merge_smts_into): Remove.
10280 (find_what_p_points_to): Do not bother to compute the
10281 points-to set for pt_anything pointers.
10282 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
10283 for pt_anything pointers is ok.
10285 2008-06-06 Jan Hubicka <jh@suse.cz>
10287 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
10289 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10291 * cgraph.c: Fix typos in comments.
10292 (cgraph_availability_names): Fix string typo.
10293 * fold-const.c: Fix typos in comments.
10294 (fold_binary): Fix typo in warning.
10295 * genautomata.c: Fix typos in comments.
10296 (check_presence_pattern_sets): Fix typo in local variable.
10297 (output_description): Fix typo in output.
10298 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
10299 * hwint.h: Likewise.
10300 * matrix-reorg.c (check_allocation_function): Likewise.
10301 * omega.c (smooth_weird_equations): Likewise.
10302 * auto-inc-dec.c: Fix typos in comments.
10303 * bb-reorder.c: Likewise.
10304 * builtins.c: Likewise.
10305 * c-common.c: Likewise.
10306 * c-cppbuiltin.c: Likewise.
10307 * c-parser.c: Likewise.
10308 * c-pretty-print.c: Likewise.
10309 * cfgcleanup.c: Likewise.
10310 * cfgexpand.c: Likewise.
10311 * cfghooks.c: Likewise.
10312 * cfglayout.c: Likewise.
10313 * cfgloopmanip.c: Likewise.
10314 * cgraphunit.c: Likewise.
10315 * coverage.c: Likewise.
10316 * dbxout.c: Likewise.
10317 * df-byte-scan.c: Likewise.
10318 * df-core.c: Likewise.
10319 * df-problems.c: Likewise.
10320 * df-scan.c: Likewise.
10322 * dominance.c: Likewise.
10323 * domwalk.c: Likewise.
10325 * dwarf2out.c: Likewise.
10326 * emit-rtl.c: Likewise.
10327 * et-forest.c: Likewise.
10328 * function.c: Likewise.
10329 * function.h: Likewise.
10331 * gcov-io.c: Likewise.
10332 * gcov.c: Likewise.
10333 * gcse.c: Likewise.
10334 * genattrtab.c: Likewise.
10335 * ggc-page.c: Likewise.
10336 * gimplify.c: Likewise.
10337 * gthr-lynx.h: Likewise.
10338 * haifa-sched.c: Likewise.
10339 * ipa-cp.c: Likewise.
10340 * ipa-inline.c: Likewise.
10341 * ipa-prop.h: Likewise.
10342 * ipa-pure-const.c: Likewise.
10343 * ipa-struct-reorg.c: Likewise.
10344 * ipa-struct-reorg.h: Likewise.
10345 * ipa-type-escape.c: Likewise.
10347 * loop-doloop.c: Likewise.
10348 * mips-tfile.c: Likewise.
10349 * mkmap-flat.awk: Likewise.
10350 * mkmap-symver.awk: Likewise.
10351 * modulo-sched.c: Likewise.
10352 * omp-low.c: Likewise.
10353 * optabs.c: Likewise.
10354 * optabs.h: Likewise.
10355 * opts.c: Likewise.
10356 * passes.c: Likewise.
10357 * postreload-gcse.c: Likewise.
10358 * postreload.c: Likewise.
10359 * predict.c: Likewise.
10360 * pretty-print.h: Likewise.
10361 * profile.c: Likewise.
10362 * protoize.c: Likewise.
10363 * ra-conflict.c: Likewise.
10364 * real.c: Likewise.
10365 * recog.c: Likewise.
10366 * regclass.c: Likewise.
10367 * regs.h: Likewise.
10368 * reload.c: Likewise.
10369 * rtl-error.c: Likewise.
10370 * rtlanal.c: Likewise.
10371 * scan.h: Likewise.
10372 * sched-rgn.c: Likewise.
10374 * stmt.c: Likewise.
10375 * target.h: Likewise.
10376 * tree-dfa.c: Likewise.
10377 * tree-eh.c: Likewise.
10378 * tree-flow-inline.h: Likewise.
10379 * tree-inline.c: Likewise.
10380 * tree-into-ssa.c: Likewise.
10381 * tree-loop-distribution.c: Likewise.
10382 * tree-nested.c: Likewise.
10383 * tree-parloops.c: Likewise.
10384 * tree-pass.h: Likewise.
10385 * tree-pretty-print.c: Likewise.
10386 * tree-profile.c: Likewise.
10387 * tree-scalar-evolution.c: Likewise.
10388 * tree-sra.c: Likewise.
10389 * tree-ssa-alias-warnings.c: Likewise.
10390 * tree-ssa-ccp.c: Likewise.
10391 * tree-ssa-coalesce.c: Likewise.
10392 * tree-ssa-dom.c: Likewise.
10393 * tree-ssa-dse.c: Likewise.
10394 * tree-ssa-forwprop.c: Likewise.
10395 * tree-ssa-live.c: Likewise.
10396 * tree-ssa-live.h: Likewise.
10397 * tree-ssa-loop-im.c: Likewise.
10398 * tree-ssa-loop-ivopts.c: Likewise.
10399 * tree-ssa-loop-niter.c: Likewise.
10400 * tree-ssa-loop-prefetch.c: Likewise.
10401 * tree-ssa-phiopt.c: Likewise.
10402 * tree-ssa-phiprop.c: Likewise.
10403 * tree-ssa-sccvn.c: Likewise.
10404 * tree-ssa-ter.c: Likewise.
10405 * tree-ssa-threadupdate.c: Likewise.
10406 * tree-ssa.c: Likewise.
10407 * tree-vect-analyze.c: Likewise.
10408 * tree-vect-transform.c: Likewise.
10409 * tree-vectorizer.c: Likewise.
10410 * tree-vn.c: Likewise.
10411 * tree-vrp.c: Likewise.
10412 * tree.c: Likewise.
10413 * tree.def: Likewise.
10414 * tree.h: Likewise.
10415 * unwind-dw2-fde.c: Likewise.
10416 * unwind.inc: Likewise.
10417 * value-prof.c: Likewise.
10418 * vmsdbgout.c: Likewise.
10420 2008-06-05 David Edelsohn <edelsohn@gnu.org>
10422 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
10423 always place FP constants in the TOC for TARGET_POWERPC64.
10424 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
10426 2008-06-05 Joseph Myers <joseph@codesourcery.com>
10428 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
10429 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
10430 enable for TARGET_E500_DOUBLE.
10431 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
10432 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
10433 floating-point modes like integer modes for E500 double.
10434 (rs6000_legitimate_offset_address_p): Likewise.
10435 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
10436 addressing for DDmode for E500 double.
10437 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
10438 modes as using 64-bits of registers for E500 double.
10439 (spe_build_register_parallel): Do not handle DDmode or TDmode.
10440 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
10441 specially for E500 double.
10442 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
10443 TDmode for E500 double.
10444 (rs6000_gimplify_va_arg): Only handle SDmode in registers
10445 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
10446 (rs6000_split_multireg_move): Do not handle TDmode specially for
10448 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
10449 using 64-bit registers for E500 double.
10450 (emit_frame_save): Do not handle DDmode specially for E500 double.
10451 (gen_frame_mem_offset): Likewise.
10452 (rs6000_function_value): Do not call spe_build_register_parallel
10453 for DDmode or TDmode.
10454 (rs6000_libcall_value): Likewise.
10455 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
10456 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
10459 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
10461 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
10464 2008-06-04 Junjie Gu <jgu@tensilica.com>
10466 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
10467 comparison for frame pointers.
10469 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
10472 * config/avr/avr.h (PUSH_ROUNDING): Remove.
10474 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
10477 * builtins.c (expand_builtin_signbit): Don't take lowpart when
10478 register is already smaller or equal to required mode.
10480 2008-06-04 Xinliang David Li <davidxl@google.com>
10482 * tree-call-cdce.c: New file.
10483 (cond_dead_built_in_calls): New static variable.
10484 (input_domain): New struct.
10485 (check_pow): New function.
10486 (check_builtin_call): Ditto.
10487 (check_target_format): Ditto.
10488 (is_call_dce_candidate): Ditto.
10489 (gen_one_condition): Ditto.
10490 (gen_conditions_for_domain): Ditto.
10491 (get_domain): Ditto.
10492 (gen_conditions_for_pow_cst_base): Ditto.
10493 (gen_conditions_for_pow_int_base): Ditto.
10494 (gen_conditions_for_pow): Ditto.
10495 (get_no_error_domain): Ditto.
10496 (gen_shrink_wrap_conditions): Ditto.
10497 (shrink_wrap_one_built_in_call): Ditto.
10498 (shink_wrap_conditional_dead_built_in_calls): Ditto.
10499 (tree_call_cdce): Ditto.
10500 (gate_call_cdce): Ditto.
10501 (pass_call_cdce): New gimple pass.
10502 * passes.c: (init_optimization_passes): New pass.
10503 * tree-pass.h: New pass declaration.
10504 * opts.c (decode_options): New flag setting.
10505 * common.opt: Add -ftree-builtin-call-dce flag.
10506 * Makefile.in: Add new source file.
10507 * tempvar.def: New tv_id.
10508 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
10510 2008-06-04 Richard Guenther <rguenther@suse.de>
10512 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
10513 (is_call_clobbered): Always check var_ann->call_clobbered.
10514 (mark_call_clobbered): Always set var_ann->call_clobbered.
10515 (clear_call_clobbered): Always clear var_ann->call_clobbered.
10516 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
10517 (reset_alias_info): Clear call clobbering info on MTAGs and
10519 (set_pt_anything): Set pt_global_mem.
10520 (create_tag_raw): Adjust comment.
10521 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
10523 2008-06-04 Joseph Myers <joseph@codesourcery.com>
10524 Maxim Kuvyrkov <maxim@codesourcery.com>
10526 * config/m68k/m68k.opt (mxgot): New option.
10527 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
10528 (m68k_output_addr_const_extra): New.
10529 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
10530 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
10531 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
10532 * doc/invoke.texi (M680x0 Options): Document -mxgot.
10534 2008-06-04 Richard Guenther <rguenther@suse.de>
10536 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
10537 negative or non-representable offsets.
10539 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
10541 * config/i386/i386.c (ix86_gen_leave): New.
10542 (ix86_gen_pop1): Likewise.
10543 (ix86_gen_add3): Likewise.
10544 (ix86_gen_sub3): Likewise.
10545 (ix86_gen_sub3_carry): Likewise.
10546 (ix86_gen_one_cmpl2): Likewise.
10547 (ix86_gen_monitor): Likewise.
10548 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
10549 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
10550 ix86_gen_one_cmpl2 and ix86_gen_monitor.
10551 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
10552 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
10553 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
10554 (ix86_expand_epilogue): Updated.
10555 (print_operand): Handle integer register operand for 'z'.
10556 (ix86_expand_strlensi_unroll_1): Likewise.
10557 (ix86_expand_strlen): Likewise.
10558 (ix86_expand_builtin): Likewise.
10559 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
10560 mov{q}/mov{l} and add{q}/add{l}.
10562 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10564 * config/i386/i386.md (P): New mode iterator.
10565 (SFmode push_operand splitter): Macroize DImode and SImode pushes
10566 using P mode iterator.
10567 (DFmode push_operand splitter): Ditto.
10568 (XFmode push_operand splitter): Ditto.
10569 (DFmode float_extend SFmode push_operand splitter): Ditto.
10570 (XFmode float_extend SFmode push_operand splitter): Do not generate
10571 SImode pushes for 64bit target. Macroize Dimode and SImode
10572 pushes using P mode iterator.
10573 (XFmode float_extend DFmode push_operand splitter): Ditto.
10575 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10577 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
10578 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
10579 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
10580 return type to int.
10581 (ix86_call_abi_override): Remove check for call_used_regs.
10583 2008-06-03 Richard Guenther <rguenther@suse.de>
10585 * tree-ssa-structalias.c (find_func_aliases): Add constraints
10586 for the lhs of calls if the return type contains pointers.
10588 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10590 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
10591 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
10592 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
10593 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
10594 of cfun and DEFAULT_ABI to deceide abi mode.
10595 (DEFAULT_ABI): New.
10596 (REG_PARM_STACK_SPACE): Removed.
10597 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
10598 (STACK_BOUNDARY): Use default target to deceide stack boundary.
10599 * config/i386/i386-protos.h (ix86_cfun_abi): New.
10600 (ix86_function_abi): Likewise.
10601 (ix86_function_type_abi): Likewise.
10602 (ix86_call_abi_override): Likewise.
10603 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
10604 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
10605 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
10606 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
10608 (X86_64_REGPARM_MAX): New.
10609 (X86_64_SSE_REGPARM_MAX): New.
10610 (X64_REGPARM_MAX): New.
10611 (X64_SSE_REGPARM_MAX): New.
10612 (X86_32_REGPARM_MAX): New.
10613 (X86_32_SSE_REGPARM_MAX): New.
10614 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
10615 (ix86_function_regparm): Handle user calling abi.
10616 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
10617 by DEFAULT_ABI versus SYSV_ABI check.
10618 (ix86_reg_parm_stack_space): New.
10619 (ix86_function_type_abi): New.
10620 (ix86_call_abi_override): New.
10621 (ix86_function_abi): New.
10622 (ix86_cfun_abi): New.
10623 (init_cumulative_args): Call abi specific initialization.
10624 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
10625 (function_arg_64): Extend SSE_REGPARM_MAX check.
10626 (function_arg (): Remove TARGET_64BIT_MS_ABI.
10627 (ix86_pass_by_reference): Likewise.
10628 (ix86_function_value_regno_p): Likewise.
10629 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
10630 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
10631 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
10632 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
10633 (setup_incoming_varargs_64): Adjust regparm for call abi.
10634 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
10635 (ix86_va_start): Likewise.
10636 (ix86_gimplify_va_arg): Likewise.
10637 (ix86_expand_prologue): Likewise.
10638 (output_pic_addr_const): Likewise.
10639 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
10640 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
10641 (x86_output_mi_thunk): Likewise.
10642 (x86_function_profiler): Likewise.
10643 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
10644 (SYSV_ABI, MS_ABI): New constants.
10645 (DEFAULT_ABI): New.
10646 (init_regs): Add prototype of function in regclass.c file.
10647 (OVERRIDE_ABI_FORMAT): New.
10648 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
10649 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
10650 (OUTGOING_REG_PARM_STACK_SPACE): New.
10651 (ix86_reg_parm_stack_space): New prototype.
10652 (CUMULATIVE_ARGS): Add call_abi member.
10653 (machine_function): Add call_abi member.
10654 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
10655 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
10657 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
10660 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
10661 (avr_builtin_setjmp_frame_value): New function.
10662 * config/avr/avr.md (nonlocal_goto_receiver): Define.
10663 (nonlocal_goto): Define.
10665 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
10667 * config/mips/mips.c (mips_emit_loadgp): Return early if
10668 there is nothing do to, otherwise emit a blockage if
10669 !TARGET_EXPLICIT_RELOCS || crtl->profile.
10670 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
10672 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10674 * configure.ac: Drop unneeded backslash ending up in config.in.
10675 * acinclude.m4: Likewise.
10676 * config.in: Regenerate.
10678 2008-05-26 Jan Hubicka <jh@suse.cz>
10680 * predict.c (maybe_hot_frequency_p): Break out of...
10681 (maybe_hot_bb_p): ... here.
10682 (maybe_hot_edge_p): New.
10683 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
10684 * basic-block.h (maybe_hot_edge_p): Declare.
10686 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
10688 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
10689 (*cmpfp_<mode>_cc): Ditto.
10690 (*fp_jcc_8<mode>_387): Ditto.
10691 (*fop_<MODEF:mode>_2_i387): Ditto.
10692 (*fop_<MODEF:mode>_3_i387): Ditto.
10693 (*fop_xf_2_i387): Ditto.
10694 (*fop_xf_3_i387): Ditto.
10696 2008-06-02 Tomas Bily <tbily@suse.cz>
10698 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
10700 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
10702 * config/mips/mips.c (mips_valid_offset_p): New function.
10703 (mips_valid_lo_sum_p): Likewise.
10704 (mips_classify_address): Use them.
10705 (mips_force_address): New function.
10706 (mips_legitimize_address): Use it.
10707 * config/mips/mips.md (MOVE128): New mode iterator.
10708 (movtf): Require TARGET_64BIT. Remove empty strings.
10709 (*movtf_internal): Rename to...
10710 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
10711 of "R" and use {,fp}{load,store} attributes instead of "multi".
10712 Use a separate define_split.
10713 (*movtf_mips16): New pattern.
10715 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
10717 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
10718 * config/mips/mips.c (mips_expand_before_return): New function.
10719 (mips_expand_epilogue): Call it.
10720 * config/mips/mips.md (return): Turn into a define_expand.
10721 (*return): New insn.
10723 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
10725 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
10726 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
10727 functions. Do not emit uses and clobbers of CONCATs; individually
10728 use and clobber their operands.
10729 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
10730 gen_clobber, emit_use and gen_use.
10731 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
10732 (expand_builtin_return): Likewise.
10733 * cfgbuild.c (count_basic_blocks): Likewise.
10734 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
10735 * explow.c (emit_stack_restore): Likewise.
10736 * expmed.c (extract_bit_field_1): Likewise.
10737 * expr.c (convert_move, emit_move_complex_parts): Likewise.
10738 (emit_move_multi_word, store_constructor): Likewise.
10739 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
10740 (thread_prologue_and_epilogue_insns): Likewise.
10741 * lower-subreg.c (resolve_simple_move): Likewise.
10742 * optabs.c (widen_operand, expand_binop): Likewise.
10743 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
10744 * reload.c (find_reloads): Likewise.
10745 * reload1.c (eliminate_regs_in_insn): Likewise.
10746 * stmt.c (expand_nl_goto_receiver): Likewise.
10747 * config/alpha/alpha.md (builtin_longjmp): Likewise.
10748 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
10749 * config/arm/arm.c (arm_load_pic_register): Likewise.
10750 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
10751 * config/arm/arm.md (untyped_return): Likewise.
10752 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
10753 * config/avr/avr.c (expand_prologue): Likewise.
10754 * config/bfin/bfin.c (do_unlink): Likewise.
10755 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
10756 * config/cris/cris.c (cris_expand_prologue): Likewise.
10757 * config/darwin.c (machopic_indirect_data_reference): Likewise.
10758 (machopic_legitimize_pic_address): Likewise.
10759 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
10760 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
10761 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
10762 (ix86_expand_convert_uns_didf_sse): Likewise.
10763 (ix86_expand_vector_init_general): Likewise.
10764 * config/ia64/ia64.md (eh_epilogue): Likewise.
10765 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
10766 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
10767 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
10768 (config/iq2000/iq2000.c): Likewise.
10769 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
10770 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
10771 (builtin_longjmp): Likewise.
10772 * config/mn10300/mn10300.md (call, call_value): Likewise.
10773 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
10774 * config/pdp11/pdp11.md (abshi2): Likewise.
10775 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
10776 * config/s390/s390.c (s390_emit_prologue): Likewise.
10777 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
10778 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
10779 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
10780 * config/sh/sh.c (prepare_move_operands): Likewise.
10781 (output_stack_adjust, sh_expand_epilogue): Likewise.
10782 (sh_set_return_address, sh_expand_t_scc): Likewise.
10783 * config/sparc/sparc.c (load_pic_register): Likewise.
10784 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
10785 * config/spu/spu.c (spu_expand_epilogue): Likewise.
10786 * config/v850/v850.c (expand_epilogue): Likewise.
10788 2008-05-31 Anatoly Sokolov <aesok@post.ru>
10790 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
10791 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
10792 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
10793 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
10794 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
10795 stack pointer register.
10796 (output_movhi): Remove code for interrupt specific writing to the
10797 stack pointer register.
10799 2008-05-31 Richard Guenther <rguenther@suse.de>
10801 PR tree-optimization/34244
10802 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
10803 (tree_expr_nonzero_warnv_p): Likewise.
10804 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
10805 ssa_name_nonnegative_p.
10806 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
10807 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
10808 not tree_expr_nonzero_warnv_p.
10810 PR tree-optimization/36262
10812 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
10814 PR tree-optimization/34244
10815 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
10816 (record_numbers_of_iterations): New function.
10817 (execute_vrp): Cache the numbers of iterations of loops.
10818 * tree-scalar-evolution.c (scev_reset_except_niters):
10820 (scev_reset): Use scev_reset_except_niters.
10821 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
10823 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
10825 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
10826 __WORKAROUND_RETS when appropriate.
10828 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
10830 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
10831 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
10833 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
10834 *fop_df_comm_sse insn patterns using MODEF mode iterator.
10835 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
10836 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
10837 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
10838 *fop_df_1_mixed insn patterns using MODEF mode iterator.
10839 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
10840 *fop_df_1_sse insn patterns using MODEF mode iterator.
10841 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
10842 *fop_df_1_i387 insn patterns using MODEF mode iterator.
10843 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
10844 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
10845 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
10846 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
10847 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
10848 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
10849 (*fop_xf_4_i387): Use <MODE> for mode attribute.
10850 (*fop_xf_5_i387): Ditto.
10851 (*fop_xf_6_i387): Ditto.
10853 2008-05-30 Richard Guenther <rguenther@suse.de>
10855 * builtins.c (build_string_literal): Avoid generating
10856 a non-gimple_val result.
10858 2008-05-30 DJ Delorie <dj@redhat.com>
10860 * exec-tool.in: Use an environment variable (private) instead of a
10861 file (shared) as a semaphore, so as to not break parallel builds.
10863 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
10865 * optabs.c (maybe_encapsulate_block): Remove.
10866 (emit_libcall_block): Adjust accordingly.
10867 * optabs.h (maybe_encapsulate_block): Remove prototype.
10869 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
10870 Don't use maybe_encapsulate_block.
10872 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
10874 * config/rs6000/rs6000.c (rs6000_legitimize_address,
10875 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
10876 rtx is a SYMBOL_REF before calling get_pool_constant.
10878 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
10880 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
10882 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
10884 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
10885 rather than OS names to choose INO_T_EQ definition.
10886 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
10887 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
10889 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
10892 * config/darwin-f.c: New.
10893 * config/t-darwin: Added rule to build darwin-f.o.
10894 * config.gcc: Defined new variable, fortran_target_objs.
10895 (*-*-darwin*): Set fortran_target_objs.
10896 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
10897 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
10898 * configure: Regenerated.
10900 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
10903 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
10904 canonical type if needed.
10906 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
10908 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
10910 2008-05-29 Richard Guenther <rguenther@suse.de>
10912 PR tree-optimization/36343
10913 PR tree-optimization/36346
10914 PR tree-optimization/36347
10915 * tree-flow.h (clobber_what_p_points_to): Declare.
10916 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
10917 pointed-to variable is dereferenced is irrelevant to whether
10918 the pointer can access the pointed-to variable.
10919 (clobber_what_p_points_to): New function.
10920 * tree-ssa-alias.c (set_initial_properties): Use it.
10921 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
10922 call clobber check for NMTs.
10924 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
10926 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
10927 for printing gcov_type.
10929 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
10931 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
10932 and the eh region information.
10933 * value-prof.c (gimple_move_stmt_histograms): New function.
10934 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
10936 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
10938 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
10940 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
10942 * value-prof.c (tree_ic_transform): Print counts.
10943 * tree-profile.c (tree_gen_ic_func_profiler):
10944 Clear __gcov_indreict_call_callee variable to avoid misattribution
10947 2008-05-28 Rafael Espindola <espindola@google.com>
10949 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
10952 2008-05-28 Richard Guenther <rguenther@suse.de>
10954 PR tree-optimization/36339
10955 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
10956 and clobbering code out of the loop.
10958 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
10960 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
10963 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
10964 s390_contiguous_bitmask_p, s390_symref_operand_p,
10965 s390_check_symref_alignment, s390_reload_larl_operand,
10966 s390_reload_symref_address): New functions.
10967 (s390_branch_condition_mnemonic): Support compare and branch
10969 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
10970 and 'W' constraints.
10971 (s390_secondary_reload): Add secondary reloads for unaligned
10972 symbol refs or symbol refs to floating point or QI/TI mode
10974 (legitimate_address_p): Accept symbol references as addresses.
10975 (s390_expand_insv): Use rotate and insert selected bits
10976 instruction for insv when building for z10.
10977 (print_operand_address): Handle symbol ref addresses.
10978 (print_operand): Output modifier 'c' added for signed byte values.
10979 (s390_encode_section_info): Mark symbol refs with
10980 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
10982 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
10983 (length attribute): RRF, RRR have 4 byte length.
10984 (FPALL, INTALL): New mode iterators added.
10985 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
10986 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
10987 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
10988 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
10989 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
10990 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
10991 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
10992 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
10994 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
10995 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
10996 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
10997 reload<INTALL:mode><P:mode>_toreg_z10,
10998 reload<FPALL:mode><P:mode>_tomem_z10,
10999 reload<FPALL:mode><P:mode>_toreg_z10,
11000 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
11001 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
11002 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
11003 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
11005 (movmem, clrmem, cmpmem): New splitters added.
11007 * config/s390/predicates.md (larl_operand): Use
11008 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
11009 SYMBOL_REF_ALIGN1_P.
11010 (s390_signed_integer_comparison,
11011 s390_unsigned_integer_comparison): New predicates.
11013 * config/s390/s390-protos.h (s390_check_symref_alignment,
11014 s390_contiguous_bitmask_p, s390_reload_larl_operand,
11015 s390_reload_symref_address,
11016 s390_compare_and_branch_condition_mask): Prototypes added.
11018 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
11019 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
11020 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
11022 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11024 * config/s390/s390.c (z10_cost): New cost function for z10.
11025 (s390_handle_arch_option, override_options): Support -march=z10 switch.
11026 (s390_issue_rate): Adjust issue rate for z10.
11027 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
11028 (processor_flags): Add PF_Z10.
11029 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
11030 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
11031 * gcc/config.gcc: Add z10.
11033 2008-05-28 Richard Guenther <rguenther@suse.de>
11035 PR tree-optimization/36291
11036 * tree-flow. h (struct gimple_df): Remove var_anns member.
11037 * tree-flow-inline.h (gimple_var_anns): Remove.
11038 (var_ann): Simplify.
11039 * tree-dfa.c (create_var_ann): Simplify.
11040 (remove_referenced_var): Clear alias info from var_anns of globals.
11041 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
11042 (delete_tree_ssa): Clear alias info from var_anns of globals.
11043 Do not free var_anns.
11044 (var_ann_eq): Remove.
11045 (var_ann_hash): Likewise.
11047 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
11049 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
11050 and loongson2f entries.
11051 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
11052 * config/mips/mips.h (processor_type): Add Loongson-2E
11053 and Loongson-2F entries.
11054 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
11055 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
11056 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
11057 * doc/invoke.texi (MIPS Options): Document loongson2e
11058 and loongson2f processor names.
11060 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11064 * config/i386/i386.c (ix86_function_arg_boundary): Use
11065 alignment of canonical type.
11066 (ix86_expand_vector_move): Check unaligned memory access for
11069 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11071 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
11072 Moved to the front of file.
11074 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
11075 H.J. Lu <hongjiu.lu@intel.com>
11077 * dwarf2out.c (current_fde): New.
11079 (lookup_cfa:): Likewise.
11080 (dwarf2out_end_epilogue): Likewise.
11081 (dwarf2out_note_section_used): Likewise.
11083 2008-05-27 Michael Matz <matz@suse.de>
11086 * c.opt (Wenum-compare): New warning option.
11087 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
11089 2008-05-27 Michael Matz <matz@suse.de>
11091 PR middle-end/36326
11092 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
11094 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
11095 into memory as tail calls.
11097 2008-05-27 Richard Guenther <rguenther@suse.de>
11099 PR tree-optimization/36339
11100 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
11101 pointers cause all addressable variables to be call clobbered.
11103 2008-05-27 Richard Guenther <rguenther@suse.de>
11105 PR tree-optimization/36245
11106 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
11108 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11110 * config/s390/s390.md: Replace all occurences of the 'm'
11111 constraint with 'RT'.
11113 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11115 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
11117 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
11119 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
11120 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
11121 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
11123 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11125 * reload.c: (find_reloads): Skip alternatives according to the
11126 "enabled" attribute. Constify the constraint variable.
11127 * recog.c (get_attr_enabled): Add default implementation.
11128 (extract_insn): Set the alternative_enabled_p array
11129 in the recog_data struct.
11130 (preprocess_constraints, constrain_operands): Skip
11131 alternatives according to the "enabled" attribute
11132 * recog.h (struct recog_data): New field alternative_enabled_p.
11133 (skip_alternative): New inline function.
11134 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
11135 (record_reg_classes): Skip alternative according to the
11136 "enabled" attribute.
11138 * doc/md.texi: Add documention for the "enabled" attribute.
11140 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11142 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
11143 * postreload.c (reload_cse_simplify_operands): Replace 'm'
11144 constraint with TARGET_MEM_CONSTRAINT.
11145 * recog.c (asm_operand_ok, preprocess_constraints,
11146 constrain_operands): Likewise.
11147 * regclass.c (record_reg_classes): Likewise.
11148 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
11149 * reload1.c (maybe_fix_stack_asms): Likewise.
11150 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
11151 * recog.h: Adjust comment.
11152 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
11153 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
11154 * doc/md.texi: Add a note to description of 'm' constraint.
11155 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
11157 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
11159 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
11160 that the bitfield is of integral type before testing its precision.
11162 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11163 Sa Liu <saliu@de.ibm.com>
11165 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
11166 __modti3, __udivti3, __umodti3 and __udivmodti4.
11167 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
11168 that implement TImode mul and div functions.
11169 * config/spu/multi3.c: New. Implement __multi3.
11170 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
11171 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
11174 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
11176 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
11177 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
11178 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
11179 tls_sysv_suffix): New mode and mode attribute iterators.
11180 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
11181 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
11182 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
11183 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
11184 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
11187 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
11189 PR tree-optimization/36329
11190 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
11191 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
11192 * cgraphbuild.c (initialize_inline_failed): Use the latter
11193 macro in lieu of the former.
11194 * ipa-inline.c (cgraph_mark_inline): Likewise.
11195 (cgraph_decide_inlining_of_small_function): Likewise.
11196 (cgraph_decide_inlining): Likewise.
11197 (cgraph_decide_inlining_incrementally): Likewise.
11199 2008-05-26 Tristan Gingold <gingold@adacore.com>
11200 Anatoly Sokolov <aesok@post.ru>
11202 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
11203 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
11204 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
11205 optimization for 'avr6' architecture.
11207 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
11210 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
11212 2008-05-26 Richard Guenther <rguenther@suse.de>
11214 * tree-ssa-sccvn.c (expr_has_constants): Declare.
11215 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
11217 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
11219 PR middle-end/36253
11220 * caller-save.c (insert_restore): Verify alignment of spill space.
11221 (insert_save): Likewise.
11222 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
11223 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
11224 (STACK_SLOT_ALIGNMENT): Likewise.
11225 * function.c (LOCAL_ALIGNMENT): Removed.
11226 (get_stack_local_alignment): New.
11227 (assign_stack_local): Use it. Set alignment on stack slot.
11228 (assign_stack_temp_for_type): Use get_stack_local_alignment.
11229 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
11230 (STACK_SLOT_ALIGNMENT): New.
11231 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
11232 stack slot in XFmode.
11234 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
11236 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
11239 * config/i386/i386.md (allocate_stack_worker_64): Make sure
11240 argument operand in rax isn't removed.
11242 2008-05-26 Richard Guenther <rguenther@suse.de>
11244 PR middle-end/36300
11245 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
11246 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
11248 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11251 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
11253 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
11255 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
11256 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
11258 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11260 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
11261 build a trampoline if we don't want one.
11262 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
11263 return zero for nested functions if we don't want a trampoline.
11265 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11267 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
11269 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11272 * c.opt: Removed undocumented option '-lang-fortran'.
11273 * c-common.h: Removed global variable 'lang_fortran'.
11274 * c-opts.c (c_common_handle_option): Removed code to handle
11275 option '-lang-fortran'. Updated includes.
11276 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
11277 definition of '__GFORTRAN__'.
11278 (define__GNUC__): Reimplemented to use BASEVER and
11279 cpp_define_formatted.
11280 (builtin_define_with_value_n): Removed.
11281 * c-incpath.h: Renamed to ...
11282 * incpath.h: ... this.
11283 * c-incpath.c: Renamed to ...
11284 * incpath.c: ... this. Updated includes.
11285 * fix-header.c: Updated includes.
11286 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
11287 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
11288 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
11290 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11292 * tree.h: Update the table of flags used on tree nodes.
11293 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
11294 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
11295 (FORCED_LABEL): Add access check.
11296 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
11297 (ASM_INPUT_P): Likewise.
11298 (ASM_VOLATILE_P): Likewise.
11299 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
11300 (OMP_SECTION_LAST): Access private_flag directly.
11301 (OMP_RETURN_NOWAIT): Likewise.
11302 (OMP_PARALLEL_COMBINED): Likewise.
11303 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
11304 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
11305 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
11306 deprecated_flag directly.
11308 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
11310 * final.c (frame_pointer_needed): Removed.
11311 * flags.h (frame_pointer_needed): Likewise.
11313 * function.h (rtl_data): Add frame_pointer_needed.
11314 (frame_pointer_needed): New.
11316 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
11318 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
11320 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
11322 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
11325 2008-05-25 Alan Modra <amodra@bigpond.net.au>
11327 * c-common.c (strip_array_types): Move function to..
11329 (get_inner_array_type): Delete.
11330 * c-common.h (strip_array_types): Move declaration to..
11332 (get_inner_array_type): Delete.
11333 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
11334 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
11335 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
11336 * config/pa/pa.c (emit_move_sequence): Likewise.
11338 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
11340 * config/i386/i386.md (*sse_prologue_save_insn): Set length
11343 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
11345 * function.c: Include target hook for nonlocal_goto frame value.
11347 2008-05-24 Richard Guenther <rguenther@suse.de>
11349 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
11350 variable can be only accessed through a pointer or a union.
11352 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11354 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
11355 * doc/extend.texi: Likewise.
11357 2008-05-23 DJ Delorie <dj@redhat.com>
11359 * config/m32c/jump.md (untyped_call): Add.
11361 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
11362 for A24 to PSImode.
11363 (m32c_address_cost): Detail costs for indirect offsets.
11365 2008-05-23 Rafael Espindola <espindola@google.com>
11367 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
11368 if a node is a SUBREG.
11369 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
11372 2008-05-23 Paul Brook <paul@codesourcery.com>
11373 Carlos O'Donell <carlos@codesourcery.com>
11375 * doc/extend.texi: Clarify use of __attribute__((naked)).
11376 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11377 * target.h (gcc_target): Add allocate_stack_slots_for_args.
11378 * function.c (use_register_for_decl): Use
11379 targetm.calls.allocate_stack_slots_for_args.
11380 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11381 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
11382 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
11384 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
11386 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
11388 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
11390 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
11391 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
11392 is only rounded once.
11394 2008-05-23 Richard Guenther <rguenther@suse.de>
11396 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
11398 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
11399 Jakub Jelinek <jakub@redhat.com>
11402 * configure.ac: Handle --enable-cld.
11403 * configure: Regenerated.
11404 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
11405 * config/i386/i386.h (struct machine_function): Add needs_cld field.
11406 (ix86_current_function_needs_cld): New define.
11407 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
11408 (cld): New isns pattern.
11409 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
11410 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
11411 * config/i386/i386.opt (mcld): New option.
11412 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
11413 TARGET_CLD and ix86_current_function_needs_cld.
11414 (override_options): Use -mcld by default for 32-bit code if
11417 * doc/install.texi (Options specification): Document --enable-cld.
11418 * doc/invoke.texi (Machine Dependent Options)
11419 [i386 and x86-64 Options]: Add -mcld option.
11420 (Intel 386 and AMD x86-64 Options): Document -mcld option.
11422 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
11423 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
11424 (return_in_memory_64): Likewise.
11425 (return_in_memory_ms_64): Likewise.
11427 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11429 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
11430 * builtins.c (fold_builtin_fpclassify): New.
11431 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
11432 * builtins.def (BUILT_IN_FPCLASSIFY): New.
11433 * c-common.c (handle_type_generic_attribute): Adjust to accept
11434 fixed arguments before an elipsis.
11435 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
11436 * doc/extend.texi: Document __builtin_fpclassify.
11438 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
11440 * omp-low.c (gate_expand_omp_ssa): Remove.
11441 (pass_expand_omp_ssa): Remove.
11442 (gate_expand_omp): Do not check for flag_openmp_ssa.
11443 * common.opt (-fopenmp-ssa): Remove.
11444 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
11446 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
11448 * config/sh/sh.opt (mfixed-range): New option.
11449 * config/sh/sh-protos.h (sh_fix_range): Declare.
11450 * config/sh/sh.c (sh_fix_range): New function.
11451 * config/sh/sh.h (sh_fixed_range_str): Declare.
11452 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
11454 * doc/invoke.texi (SH Options): Document -mfixed-range.
11456 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
11458 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
11459 it before the redeclaration.
11461 2008-05-22 Anatoly Sokolov <aesok@post.ru>
11463 * config/avr/avr.c (get_sequence_length): Add new function.
11464 (expand_prologue, expand_epilogue): Remove duplicate code.
11466 2008-05-22 Rafael Espindola <espindola@google.com>
11468 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
11471 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
11473 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
11474 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
11476 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
11477 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
11478 (vect_update_misalignment_for_peel): Likewise.
11479 (vector_alignment_reachable_p): Likewise.
11480 * tree-vect-transform.c (vectorizable_load): Likewise.
11481 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
11482 (get_vectype_for_scalar_type): Pass mode of scalar_type
11483 to UNITS_PER_SIMD_WORD.
11485 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
11486 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
11487 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
11488 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
11489 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
11491 2008-05-22 Ira Rosen <irar@il.ibm.com>
11493 PR tree-optimization/36293
11494 * tree-vect-transform.c (vect_transform_strided_load): Don't check
11495 if the first load must be skipped because of a gap.
11497 2008-05-22 Richard Guenther <rguenther@suse.de>
11499 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
11500 more cases of offset disambiguation that is possible if
11501 strict-aliasing rules apply.
11502 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
11503 for basic offset and type-based disambiguation.
11505 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11507 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
11508 ix86_expand_vector_set on V16QImode for SSE4.1.
11510 2008-05-21 Tom Tromey <tromey@redhat.com>
11512 * c.opt (Wimport): Mark as undocumented.
11513 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
11515 (Warning Options): Likewise.
11516 * doc/cppopts.texi: Don't mention -Wimport.
11518 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
11520 PR tree-optimization/36287
11521 PR tree-optimization/36286
11522 * lambda-code.c (build_access_matrix): Do not use the loop->num
11523 for computing the number of induction variables: use the loop depth
11526 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
11529 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
11530 option -f(no-)leading-underscore.
11532 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11534 * config/i386/i386.c (ix86_expand_vector_init_general): Use
11535 GET_MODE_NUNITS (mode).
11537 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
11539 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
11540 (-mmulhw): Add 464 to description.
11541 (-mdlmzb): Likewise.
11542 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
11543 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
11545 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
11546 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
11547 * config/rs6000/rs6000.md: Update comments for 464.
11549 2008-05-21 Janis Johnson <janis187@us.ibm.com>
11551 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
11553 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11555 * config/i386/sse.md (vec_extractv4sf): Removed.
11556 (vec_extractv2df): Likewise.
11557 (vec_extractv2di): Likewise.
11558 (vec_extractv4si): Likewise.
11559 (vec_extractv8hi): Likewise.
11560 (vec_extractv16qi): Likewise.
11561 (vec_extract<mode>): New.
11563 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11565 * config/i386/sse.md (vec_setv4sf): Removed.
11566 (vec_setv2df): Likewise.
11567 (vec_setv2di): Likewise.
11568 (vec_setv4si): Likewise.
11569 (vec_setv8hi): Likewise.
11570 (vec_setv16qi): Likewise.
11571 (vec_set<mode>): New.
11573 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11575 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
11576 goto for vec_concat and vec_interleave.
11578 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11580 * config/i386/sse.md (vec_initv4sf): Removed.
11581 (vec_initv2df): Likewise.
11582 (vec_initv2di): Likewise.
11583 (vec_initv4si): Likewise.
11584 (vec_initv8hi): Likewise.
11585 (vec_initv16qi): Likewise.
11586 (vec_init<mode>): New.
11588 2008-05-21 Joseph Myers <joseph@codesourcery.com>
11590 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
11592 2008-05-21 Tom Tromey <tromey@redhat.com>
11594 * ggc-zone.c (lookup_page_table_if_allocated): New function.
11595 (zone_find_object_offset): Likewise.
11596 (gt_ggc_m_S): Likewise.
11597 (highest_bit): Likewise.
11598 * ggc-page.c (gt_ggc_m_S): New function.
11599 * stringpool.c (string_stack): Remove.
11600 (init_stringpool): Update.
11601 (ggc_alloc_string): Use ggc_alloc.
11602 (maybe_delete_ident): New function.
11603 (ggc_purge_stringpool): Likewise.
11604 (gt_ggc_m_S): Remove.
11605 * ggc-common.c (ggc_protect_identifiers): New global.
11606 (ggc_mark_roots): Call ggc_purge_stringpool. Use
11607 ggc_protect_identifiers.
11608 * ggc.h (ggc_protect_identifiers): Declare.
11609 (gt_ggc_m_S): Update.
11610 (ggc_purge_stringpool): Declare.
11611 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
11612 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
11614 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
11616 2008-05-21 David S. Miller <davem@davemloft.net>
11618 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
11621 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
11623 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
11626 2008-05-20 David Daney <ddaney@avtrex.com>
11628 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
11629 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
11630 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
11631 UNSPEC_UPDATE_GOT_VERSION): Renumber.
11632 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
11633 (atomic_hiqi_op): New define_code_iterator.
11634 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
11635 mips_expand_compare_and_swap_12.
11636 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
11637 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
11638 (sync_<optab><mode>, sync_old_<optab><mode>,
11639 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
11640 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
11641 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
11642 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
11643 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
11644 (test_and_set_12): New insn.
11645 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
11646 sync_new_<optab><mode>, sync_old_nand<mode>,
11647 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
11648 clobber to operand 0 for SI and DI mode insns.
11649 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
11650 mips_gen_fn_4): New typedefs.
11651 (mips_gen_fn_ptrs): Define new union type.
11652 (mips_expand_compare_and_swap_12): Remove declaration.
11653 (mips_expand_atomic_qihi): Declare function.
11654 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
11655 (mips_expand_atomic_qihi): ... this. Use new generator function
11657 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
11658 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
11659 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
11660 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
11661 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
11662 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
11663 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
11664 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
11665 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
11666 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
11669 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
11671 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
11674 2008-05-20 Anatoly Sokolov <aesok@post.ru>
11676 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
11677 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
11678 (avr_attribute_table): Add 'OS_main' function attribute.
11679 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
11680 functions with 'OS_main' attribute.
11682 2008-05-20 Richard Guenther <rguenther@suse.de>
11684 PR tree-optimization/35204
11685 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
11686 helper, split out from ...
11687 (DFS): ... here. Make the DFS walk non-recursive.
11689 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
11690 Jan Sjodin <jan.sjodin@amd.com>
11692 PR tree-optimization/36181
11693 * tree-parloops.c (loop_has_vector_phi_nodes): New.
11694 (parallelize_loops): Don't parallelize when the loop has vector
11697 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
11698 Sebastian Pop <sebastian.pop@amd.com>
11700 * tree-loop-linear.c (gather_interchange_stats): Look in the access
11701 matrix, and never look at the tree representation of the memory
11703 (linear_transform_loops): Computes parameters and access matrices.
11704 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
11706 (access_matrix_get_index_for_parameter): New.
11707 * tree-data-ref.h (struct access_matrix): New.
11708 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
11709 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
11710 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
11711 am_vector_index_for_loop): New.
11712 (struct data_reference): Add field access_matrix.
11713 (DR_ACCESS_MATRIX): New.
11714 (compute_data_dependences_for_loop): Update declaration.
11715 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
11716 * lambda.h (lambda_vector_vec_p): Declared.
11717 * lambda-code.c: Depend on pointer-set.h.
11718 (lambda_collect_parameters_from_af, lambda_collect_parameters,
11719 av_for_af_base, av_for_af, build_access_matrix,
11720 lambda_compute_access_matrices): New.
11721 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
11723 2008-05-20 Joseph Myers <joseph@codesourcery.com>
11725 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
11726 $SOURCEDIR/include.
11728 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
11729 Sebastian Pop <sebastian.pop@amd.com>
11731 PR tree-optimization/36206
11732 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
11734 (instantiate_scev_1): Rename flags to fold_conversions.
11735 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
11736 outeside instantiation_loop.
11737 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
11738 (evolution_function_is_affine_or_constant_p): Removed.
11739 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
11741 (analyze_siv_subscript): Pass in the loop nest number.
11742 Call evolution_function_is_affine_in_loop instead of
11743 evolution_function_is_affine_p.
11744 (analyze_overlapping_iterations): Pass in the loop nest number.
11746 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
11747 Sebastian Pop <sebastian.pop@amd.com>
11749 PR tree-optimization/36206
11750 * tree-chrec.h (chrec_fold_op): New.
11751 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
11754 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
11756 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
11758 (remove_duplicates): Do not set inode on non-inode systems.
11761 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
11763 * config.gcc (tm_file): Update comments about relative pathnames.
11765 2008-05-20 Richard Guenther <rguenther@suse.de>
11767 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
11768 * tree-ssa-sccvn.c (process_scc): Likewise.
11769 * tree-ssa-sink.c (execute_sink_code): Likewise.
11770 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
11771 * tree-vrp.c (process_assert_insertions): Likewise.
11772 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
11773 (perform_tree_ssa_dce): Likewise.
11774 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
11775 (dump_dominator_optimization_stats): Likewise.
11776 * tree-vectorizer.c (vectorize_loops): Likewise.
11778 2008-05-20 Richard Guenther <rguenther@suse.de>
11780 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
11782 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
11784 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
11785 (ix86_i386elf_return_in_memory): Likewise.
11786 (ix86_i386interix_return_in_memory): Likewise.
11787 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
11788 (SUBTARGET_RETURN_IN_MEMORY): New.
11789 * config/i386/i386elf.h: Likewise.
11790 * config/i386/ptx4-i.h: Likewise.
11791 * config/i386/sol2-10.h: Likewise.
11792 * config/i386/sysv4.h: Likewise.
11793 * config/i386/vx-common.h: Likewise.
11794 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
11795 * config/i386/i386.c (ix86_return_in_memory): Made static and
11796 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
11797 (ix86_i386elf_return_in_memory): Removed.
11798 (ix86_i386interix_return_in_memory): Removed.
11799 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
11800 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
11802 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
11804 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
11806 2008-05-19 Xinliang David Li <davidxl@google.com>
11808 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
11810 * common.opt: Ditto.
11811 * doc/invoke.texi: Ditto.
11813 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
11815 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
11816 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
11818 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
11820 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
11821 sizes of operand array from 8/4 to 4/2.
11822 (ix86_expand_vector_init_general): Change size of operand array
11823 from 32 to 16. Remove op0, op1 and half_mode.
11825 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
11827 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
11828 (ix86_expand_vector_init_interleave): Likewise.
11829 (ix86_expand_vector_init_general): Use them. Assert
11830 word_mode == SImode when n_words == 4.
11832 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
11834 * config/i386/i386.c (ix86_secondary_reload): New static function.
11835 (TARGET_SECONDARY_RELOAD): New define.
11836 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
11837 * config/i386/i386.md (reload_outqi): Remove.
11839 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11841 PR middle-end/35509
11842 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
11843 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
11844 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
11845 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
11846 (fold_builtin_1): Likewise.
11847 * builtins.def (BUILT_IN_ISINF_SIGN): New.
11848 c-common.c (check_builtin_function_arguments): Handle
11849 BUILT_IN_ISINF_SIGN.
11850 * doc/extend.texi: Document __builtin_isinf_sign.
11851 * fold-const.c (operand_equal_p): Handle COND_EXPR.
11853 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
11855 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
11856 EH cleanup at the end of the pass, search for those that have been
11857 turned into forwarder blocks and do the cleanup on their successor.
11859 2008-05-18 Richard Guenther <rguenther@suse.de>
11861 * tree-cfg.c (verify_gimple_expr): Allow conversions from
11862 pointers to sizetype and vice versa.
11864 2008-05-18 Xinliang David Li <davidxl@google.com>
11866 * gcc/tree-ssa-dce.c: Coding style fix.
11867 (check_pow): Documentation comment.
11868 (check_log): Documenation comment. Coding style fix.
11869 (is_unnecessary_except_errno_call): Ditto.
11870 (gen_conditions_for_pow): Ditto.
11871 (gen_conditions_for_log): Ditto.
11872 (gen_shrink_wrap_conditions): Ditto.
11873 (shrink_wrap_one_built_in_calls): Ditto.
11874 * gcc/doc/invoke.texi: Better documentation string.
11875 * ChangeLog: Fix wrong change log entries from
11876 May 17 checkin on function call DCE.
11878 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
11880 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
11882 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
11884 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
11885 * df-problems.c (simulation routines): Fixed block comment to
11886 properly say how to add forwards scanning functions.
11888 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
11890 * tree-inline.c (setup_one_parameter): Remove dead code.
11892 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
11894 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
11895 a BIT_AND_EXPR only for an INTEGER_TYPE.
11897 2008-05-17 Xinliang David Li <davidxl@google.com>
11899 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
11900 (check_pow, check_log, is_unnecessary_except_errno_call): New
11901 functions to check for eliminating math functions that are pure
11902 except for setting errno.
11903 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
11904 general condition expressions for shrink-wrapping pow/log calls.
11905 (gen_shrink_wrap_conditions): Ditto.
11906 (shrink_wrap_one_built_in_call): Ditto.
11907 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
11908 (mark_operand_necessary): If debugging, output if OP is necessary.
11909 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
11911 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
11913 * gcc/common.opt: New user flag -ftree-builtin-dce.
11914 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
11916 2008-05-16 David S. Miller <davem@davemloft.net>
11918 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
11919 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
11921 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
11924 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
11926 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11928 * ifcvt.c (dead_or_predicable): Rename
11929 df_simulate_one_insn_backwards to df_simulate_one_insn.
11930 * recog.c (peephole2_optimize): Ditto.
11931 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
11933 * df.h: Rename df_simulate_one_insn_backwards to
11934 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
11935 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
11936 scanning of defs and uses.
11937 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
11938 (df_simulate_one_insn_forwards): Removed.
11940 2008-05-16 Doug Kwan <dougkwan@google.com>
11942 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
11944 (real_from_string): Handle NaNs and Inf as approriate.
11946 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
11948 * doc/gty.texi (Source Files Containing Type Information): Note
11949 that headers should appear first in the gtfiles list.
11951 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11953 * tree.def (COND_EXEC): Properly documented this code.
11955 2008-05-16 Diego Novillo <dnovillo@google.com>
11957 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
11958 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
11961 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11963 * tree-ssa-dse (max_stmt_uid): Removed.
11964 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
11965 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
11966 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
11967 * function.h (cfun.last_stmt_uid): New field.
11968 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
11969 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
11971 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
11972 (create_stmt_ann): Initialize the ann->uid field.
11973 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
11975 * tree-flow.h (renumber_gimple_stmt_uids): New function.
11977 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
11979 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
11980 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
11981 (init_empty_tree_cfg): Call it.
11983 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11985 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
11988 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11990 * doc/invoke.text (-fdump-tree-*-verbose): New option.
11991 * tree-dump.c (dump_options): New verbose option.
11992 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
11994 * tree-pass.h (TDF_VERBOSE): New dump flag.
11995 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
11996 (tree-flow.h): Added include.
11997 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
11999 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
12001 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
12003 From Jie Zhang <jie.zhang@analog.com>
12004 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12005 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
12006 mcpu=bf561-none and mcpu=bf561-0.2.
12007 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12008 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12009 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12010 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12011 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
12012 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
12013 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
12015 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
12016 (cputype_selected): Remove.
12017 (bfin_handle_option): Don't use cputype_selected.
12018 (override_options): When no mcpu option, enable all workarounds.
12019 Don't use bfin_workarounds.
12020 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
12022 (DEFAULT_CPU_TYPE): Don't define.
12024 2008-05-16 Richard Guenther <rguenther@suse.de>
12026 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
12027 on deletion of the last stmt.
12029 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12031 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
12032 V8HImode for SSE2 and V16QImode for SSE4.1.
12034 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
12036 * cgraph.h (compute_inline_parameters): Made public.
12037 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
12038 variable_generate_summary, function_write_summary,
12039 variable_write_summary, variable_read_summary. Added generate_summary,
12040 write_summary, read_summary.
12041 * cgraphunit.c (cgraph_process_new_functions): Changed call from
12042 pass_ipa_inline.function_generate_summary, to
12043 compute_inline_parameters.
12044 * ipa-inline.c (compute_inline_parameters): Made public and added
12046 (compute_inline_parameters_for_current): New function.
12047 (pass_inline_param): Now calls compute_inline_parameters_for_current.
12048 (inline_generate_summary): Removed parameter and made to loop over
12050 (pass_ipa_inline): Updated for new IPA_PASS structure.
12051 * passes.c (execute_ipa_summary_passes): Now is called once per
12052 pass rather than once per node*pass.
12054 2008-05-15 Anatoly Sokolov <aesok@post.ru>
12056 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
12057 avr_have_mul_p, avr_asm_only_p): Remove variables.
12058 (avr_override_options): Remove initialization of removed variables.
12059 (avr_file_start): Convert removed variables to fields of
12060 'struct base_arch_s *avr_current_arch'.
12061 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
12062 (AVR_HAVE_MUL): (Ditto.).
12063 (AVR_HAVE_MOVW): (Ditto.).
12064 (AVR_HAVE_LPMX): (Ditto.).
12065 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
12066 avr_asm_only_p): Remove declaration.
12068 2008-05-15 Diego Novillo <dnovillo@google.com>
12070 * config/arm/arm.c (arm_return_in_memory): Fix return type.
12071 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
12073 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
12075 PR middle-end/36194
12076 * combine.c (check_conversion): Rename back to check_promoted_subreg.
12077 Don't call record_truncated_value from here.
12078 (record_truncated_value): Turn it into a for_each_rtx callback.
12079 (record_truncated_values): New function.
12080 (combine_instructions): Call note_uses with record_truncated_values.
12081 Change name of check_conversion to check_promoted_subreg.
12083 2008-05-15 Janis Johnson <janis187@us.ibm.com>
12085 * doc/sourcebuild.texi: Document support for torture tests.
12087 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12089 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
12090 to alternative 4 of operand 2.
12092 2008-05-15 Richard Guenther <rguenther@suse.de>
12094 * tree-pass.h (current_pass): Declare.
12095 (get_pass_for_id): Likewise.
12096 * passes.c (passes_by_id, passes_by_id_size): New globals.
12097 (set_pass_for_id): New function.
12098 (get_pass_for_id): Likewise.
12099 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
12100 (execute_function_todo): Flush per function statistics.
12101 * toplev.c (compile_file): Init statistics.
12102 (general_init): Do early statistics initialization.
12103 (finalize): Finish statistics.
12104 * statistics.h (statistics_early_init): Declare.
12105 (statistics_init): Likewise.
12106 (statistics_fini): Likewise.
12107 (statistics_fini_pass): Likewise.
12108 (statistics_counter_event): Likewise.
12109 (statistics_histogram_event): Likewise.
12110 * statistics.c: New file.
12111 * Makefile.in (OBJS-common): Add statistics.o.
12112 (statistics.o): Add dependencies.
12113 * doc/invoke.texi (-fdump-statistics): Document.
12115 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
12116 (insert): Likewise.
12117 (execute_pre): Use statistics_counter_event.
12118 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
12119 (substitute_and_fold): Increment it. Use statistics_counter_event.
12121 2008-05-15 Diego Novillo <dnovillo@google.com>
12123 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
12125 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
12126 * tree-ssa-alias.c (new_type_alias): Remove references to
12127 sub-variables from comment.
12128 * tree-ssa-operands.c (swap_tree_operands): Likewise.
12130 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12132 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
12133 attribute to 1 only for insertps alternative.
12135 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12137 * config/bfin/bfin.md (loadbytes): New pattern.
12138 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
12139 (bfin_init_builtins): Initialize it.
12140 (bdesc_1arg): Add it.
12142 2008-05-15 Sa Liu <saliu@de.ibm.com>
12144 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
12145 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
12146 * testsuite/lib/target-supports.exp: Add
12147 check_effective_target_fortran_integer_16.
12149 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12151 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
12152 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
12153 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
12154 (TARGET_RETURN_IN_MEMORY): Define.
12156 2008-05-15 Richard Guenther <rguenther@suse.de>
12158 PR middle-end/36244
12159 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
12160 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
12161 represent unmodifiable vars.
12163 2008-05-15 Richard Guenther <rguenther@suse.de>
12165 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
12166 INDIRECT_REF and TARGET_MEM_REF.
12167 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
12170 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12171 H.J. Lu <hongjiu.lu@intel.com>
12173 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
12174 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
12175 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
12176 insn alternatives. Add missing alternatives.
12177 (*vec_concatv2di_rex64_sse4_1): Likewise.
12178 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
12179 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
12180 Require TARGET_SSE.
12182 2008-05-15 Richard Guenther <rguenther@suse.de>
12184 PR tree-optimization/36009
12185 PR tree-optimization/36204
12186 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
12187 (determine_invariantness_stmt): Record the loop a store is
12188 always executed in.
12189 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
12192 2008-05-15 Richard Guenther <rguenther@suse.de>
12194 PR tree-optimization/34330
12195 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
12196 through the pointer will alias the SMT.
12198 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
12200 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
12202 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
12204 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
12206 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12207 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12209 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
12210 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
12211 (vashl_optab): New optab for vector/vector shifts.
12212 (vashr_optab): Ditto.
12213 (vlshr_optab): Ditto.
12214 (vrotl_optab): Ditto.
12215 (vrotr_optab): Ditto.
12216 (optab_subtype): New enum for optab_for_tree_code call.
12217 (optab_for_tree_code): Add enum optab_subtype argument.
12219 * optabs.c (optab_for_tree_code): Take an additional argument to
12220 distinguish between a vector shift by a scalar and vector shift by
12221 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
12222 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
12223 vector shift by a vector.
12224 (expand_widen_pattern_expr): Pass additional argument to
12225 optab_for_tree_code.
12227 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
12228 vrotl_optab, vrotr_optab.
12230 * expr.c (expand_expr_real_1): Update calls to
12231 optab_for_tree_code to distinguish between vector shifted by a
12232 scalar and vector shifted by a vector.
12233 * tree-vectorizer.c (supportable_widening_operation): Ditto.
12234 (supportable_narrowing_operation): Ditto.
12235 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
12236 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
12237 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
12238 (vect_create_epilog_for_reduction): Ditto.
12239 (vectorizable_reduction): Ditto.
12240 (vectorizable_operation): Ditto.
12241 (vect_strided_store_supported): Ditto.
12242 (vect_strided_load_supported): Ditto.
12243 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12244 * expmed.c (expand_shift): Ditto.
12246 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
12248 (ashr@var{m}3): Ditto.
12249 (vashl@var{m}3): Document new vector/vector shift standard name.
12250 (vashr@var{m}3): Ditto.
12251 (vlshr@var{m}3): Ditto.
12252 (vrotl@var{m}3): Ditto.
12253 (vrotr@var{m}3): Ditto.
12255 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
12256 (PPERM_INVERT): Ditto.
12257 (PPERM_REVERSE): Ditto.
12258 (PPERM_REV_INV): Ditto.
12259 (PPERM_ZERO): Ditto.
12260 (PPERM_ONES): Ditto.
12261 (PPERM_SIGN): Ditto.
12262 (PPERM_INV_SIGN): Ditto.
12263 (PPERM_SRC1): Ditto.
12264 (PPERM_SRC2): Ditto.
12266 * config/i386/sse.md (mulv2di3): Add SSE5 support.
12267 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
12268 allows a memory operand to be the value being added, and split it
12269 to improve vectorization.
12270 (sse5_pmacsdqh_mem): Ditto.
12271 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
12272 (sse5_mulv2div2di3_high): Ditto.
12273 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
12274 (vec_pack_trunc_v4si): Ditto.
12275 (vec_pack_trunc_v2di): Ditto.
12276 (sse5_pcmov_<mode>): Remove code that tried to use use
12277 andps/andnps instead of pcmov.
12278 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
12279 pmacsdqh instructions.
12280 (vec_widen_smult_lo_v4si): Ditto.
12282 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
12283 (PPERM_INVERT): Ditto.
12284 (PPERM_REVERSE): Ditto.
12285 (PPERM_REV_INV): Ditto.
12286 (PPERM_ZERO): Ditto.
12287 (PPERM_ONES): Ditto.
12288 (PPERM_SIGN): Ditto.
12289 (PPERM_INV_SIGN): Ditto.
12290 (PPERM_SRC1): Ditto.
12291 (PPERM_SRC2): Ditto.
12292 (ix86_expand_sse_movcc): Move the SSE5 test after the if
12294 (ix86_expand_int_vcond): If SSE5 generate all possible integer
12296 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
12297 says ignore whether the last reference is a memory operand.
12299 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12300 Paolo Bonzini <bonzini at gnu dot org>
12302 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
12305 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
12306 (vlshr<mode>3): Rename from vlshr<mode>3.
12307 (vashr<mode>3): Rename from vashr<mode>3.
12308 (mulv4sf3): Change the names of vector shift patterns.
12312 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
12315 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
12340 * config/spu/spu.md (v): New iterator macro to add v for vector types.
12341 (floatunssidf2_internal): Change vector/vector shift names.
12342 (floatunsdidf2_internal): Ditto.
12349 (vashl<mode>3): Rename from ashl<mode>3.
12350 (vashr<mode>3): Rename from ashr<mode>3.
12351 (vlshr<mode>3): Rename from lshr<mode>3.
12352 (vrotl<mode>3): Rename from rotl<mode>3.
12354 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12357 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
12358 multiply gives the wrong value when doing widening multiplies.
12359 (vec_widen_smult_lo_v4si): Ditto.
12361 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12363 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
12364 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
12365 emit_library_call_value.
12366 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
12367 * tree.h (ECF_LIBCALL_BLOCK): Removed.
12368 * calls.c (initialize_argument_information, precompute_arguments,
12369 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
12370 (precompute_arguments): Removed flags parameter.
12371 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
12373 2008-05-14 Richard Guenther <rguenther@suse.de>
12375 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
12376 Make sure to register the store if the use is a PHI_NODE.
12378 2008-05-14 Olivier Hainque <hainque@adacore.com>
12380 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
12381 memory if the component is to be referenced in BLKmode according
12382 to get_inner_reference.
12384 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
12386 * calls.c (emit_library_call_value_1): Restore code clearing
12387 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
12389 2008-05-14 Olivier Hainque <hainque@adacore.com>
12390 Nicolas Roche <roche@adacore.com>
12392 * configure.ac: Add support for a "gcc_subdir" variable in
12393 config-lang.in, to denote a subdirectory where the language/GCC
12394 integration files are to be found.
12395 * configure: Regenerate.
12397 2008-05-14 Ira Rosen <irar@il.ibm.com>
12399 PR tree-optimization/36098
12400 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
12401 value for the first load in the group in case of a gap.
12402 (vect_build_slp_tree): Check that there are no gaps in loads.
12404 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12406 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
12407 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
12408 expand_copysign_bit, ): Change call to emit_no_conflict_block to
12409 emit_insn and remove unneeded code to construct extra args.
12410 (emit_no_conflict_block): Removed.
12411 * optabls.h: (emit_no_conflict_block): Removed.
12412 * cse.c (cse_extended_basic_block): Remove search for
12413 REG_NO_CONFLICT note.
12414 * global.c: Removed incorrect comment added in revision 117.
12415 * expr.c (convert_move): Change call to emit_no_conflict_block to
12417 * recog.c: Change comments so that they do not mention
12419 * local_alloc.c (combine_regs): Removed last parameter.
12420 (no_conflict_p): Removed.
12421 (block_alloc): Removed note, no_conflict_combined_regno and set
12422 local vars. Removed all code to process REG_NO_CONFLICT blocks.
12423 (combine_regs): Removed already_dead and code to look for
12424 REG_NO_CONFLICT notes.
12425 * lower_subreg (remove_retval_note): Removed code to look for
12426 REG_NO_CONFLICT block.
12427 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
12428 (resolve_clobber): Remove code to process libcalls that have
12429 REG_NO_CONFLICT notes.
12430 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
12432 * combine.c (can_combine_p, distribute_notes): Removed
12433 REG_NO_CONFLICT case.
12434 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
12436 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
12437 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
12439 * reg-notes.def (NO_CONFLICT): Removed.
12441 2008-05-14 David S. Miller <davem@davemloft.net>
12443 * config/sparc/sparc.c (sparc_profile_hook): If
12444 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
12445 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
12446 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12448 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
12450 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
12452 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
12455 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
12456 and op1 expansion before vector concat to have less live pseudos.
12458 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
12460 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
12461 ix86_expand_vector_set if supported.
12463 2008-05-13 Diego Novillo <dnovillo@google.com>
12464 Kenneth Zadeck <zadeck@naturalbridge.com>
12466 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
12468 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
12469 phinodes_print_statistics, init_ssanames, fini_ssanames,
12470 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
12471 release_ssa_name, release_defs, replace_ssa_name_symbol,
12472 ssanames_print_statistics): Move ...
12473 * tree-flow.h: ... here.
12474 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
12475 Use FN instead of cfun.
12476 (make_ssa_name_fn): Rename from make_ssa_name.
12477 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
12478 * tree-flow-inline.h (make_ssa_name): Move from
12479 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
12480 * omp-low.c (expand_omp_parallel):
12481 * tree-flow-inline.h (redirect_edge_var_map_result):
12482 * tree-ssa.c (init_tree_ssa): Add argument FN.
12483 Use it instead of cfun. Update all users.
12485 2008-05-13 Tom Tromey <tromey@redhat.com>
12487 PR preprocessor/22168:
12488 * doc/cpp.texi (Top): Update menu.
12489 (Alternatives to Wrapper #ifndef): New node.
12490 (Other Directives): Document deprecation.
12491 (Obsolete Features): Remove menu.
12492 (Assertions): Merge node into Obsolete Features.
12493 (Obsolete once-only headers): Move earlier; rename to Alternatives
12494 to Wrapper #ifndef.
12495 * doc/cppopts.texi: Update.
12496 * c.opt (Wdeprecated): Enable for C and ObjC.
12497 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
12498 (C++ Dialect Options): Move -Wno-deprecated from here to...
12499 (Warning Options): ... here.
12501 2008-05-13 Richard Guenther <rguenther@suse.de>
12503 PR middle-end/36227
12504 * fold-const.c (fold_sign_changed_comparison): Do not allow
12505 changes in pointer-ness.
12507 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12510 * config/sh/sh.c (sh_expand_prologue): Don't clear
12511 RTX_FRAME_RELATED_P for push insns.
12513 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
12515 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
12517 2008-05-12 Anatoly Sokolov <aesok@post.ru>
12519 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
12520 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
12521 Use 'machine->is_leaf' instead of 'leaf_func_p'.
12523 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
12525 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
12526 (*vec_concatv4sf_sse): This.
12527 (*sse2_concatv2si): Renamed to ...
12528 (*vec_concatv2si_sse2): This.
12529 (*sse1_concatv2si): Renamed to ...
12530 (*vec_concatv2si_sse): This.
12531 (*vec_concatv2di_rex): Renamed to ...
12532 (*vec_concatv2di_rex64): This.
12533 (*vec_concatv2si_sse4_1): New.
12534 (*vec_concatv2di_rex64_sse4_1): Likewise.
12536 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
12538 PR rtl-optimization/36111
12539 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
12540 that was created for swappable operands.
12542 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
12545 * Makefile.in: Substitute GNATMAKE and GNATBIND.
12546 * configure.ac: Add call to ACX_PROG_GNAT.
12548 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
12550 * optc-gen.awk: Fix comment typo.
12552 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12554 * pretty-print.c (pp_integer_with_precision): Use
12555 HOST_LONG_LONG_FORMAT.
12557 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
12559 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
12561 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
12563 * config/i386/i386.c (bdesc_ptest): Removed.
12564 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
12565 (bdesc_args): Add __builtin_ia32_ptestz128,
12566 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
12567 (ix86_init_mmx_sse_builtins): Updated.
12568 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
12569 (ix86_expand_builtin): Updated.
12571 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
12573 * tree-cfg.c (valid_fixed_convert_types_p): New function.
12574 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
12576 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
12578 * value-prof.c (interesting_stringop_to_profile): Do not
12579 return early for BUILT_IN_MEMPCPY.
12581 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
12583 * calls.c (expand_call): Don't use callgraph to increase
12584 preferred_stack_boundary.
12586 * cgraph.h (cgraph_rtl_info): Use unsigned on
12587 preferred_incoming_stack_boundary.
12589 * final.c (rest_of_clean_state): Use unsigned on
12590 preferred_stack_boundary.
12592 2008-05-09 Tom Tromey <tromey@redhat.com>
12594 PR preprocessor/22231:
12595 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
12598 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
12600 PR tree-optimization/36129
12601 * tree-ssa-ccp.c: Include value-prof.h.
12602 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
12603 built-in function was folded to a constant.
12604 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
12606 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
12607 Sebastian Pop <sebastian.pop@amd.com>
12609 * tree-scalar-evolution.c: Document instantiate_scev.
12610 (instantiate_parameters_1): Renamed instantiate_scev_1.
12611 Don't use the same loop for instantiation_loop and evolution_loop.
12612 (instantiate_scev): New.
12613 (instantiate_parameters): Moved...
12614 (resolve_mixers): Update call to instantiate_scev_1 to pass the
12615 same loop twice. Maintains the semantics for this function.
12616 * tree-scalar-evolution.h (instantiate_scev): Declare.
12617 (instantiate_parameters): ...here. Now static inline.
12618 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
12619 instead of resolve_mixers.
12621 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
12623 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
12625 2008-05-09 Tomas Bily <tbily@suse.cz>
12627 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
12628 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
12629 * tree-ssa-structalias.c (get_constraint_for): Likewise.
12630 * c-common.c (c_common_truthvalue_conversion): Likewise.
12631 * tree-object-size.c (compute_object_offset): Likewise.
12632 * tree-inline.c (estimate_num_insns_1): Likewise.
12633 * varasm.c (const_hash_1, compare_constant, copy_constant)
12634 (compute_reloc_for_constant, output_addressed_constants)
12635 (initializer_constant_valid_p): Likewise.
12636 * c-omp.c (check_omp_for_incr_expr): Likewise.
12637 * gimplify.c (gimplify_expr): Likewise.
12638 * c-typeck.c (c_finish_return): Likewise.
12639 * tree-vectorizer.c (supportable_widening_operation)
12640 (supportable_narrowing_operation): Likewise.
12641 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
12642 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
12643 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
12644 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
12645 (descr_info_loc): Likewise.
12646 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
12647 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
12648 (fold_unary): Likewise.
12649 * builtins.c (get_pointer_alignment): Likewise.
12650 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
12651 (instantiate_parameters_1): Likewise.
12652 * tree.c (expr_align, stabilize_reference): Likewise.
12653 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
12654 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
12655 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
12656 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
12657 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
12658 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
12660 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
12661 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
12662 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
12663 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
12664 (forward_propagate_comparison)
12665 (tree_ssa_forward_propagate_single_use_vars): Likewise.
12666 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
12667 * emit-rtl.c (component_ref_for_mem_expr)
12668 (set_mem_attributes_minus_bitpos): Likewise.
12669 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
12670 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
12672 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
12673 (build_function_call, pointer_diff, build_compound_expr)
12674 (c_finish_return): Likewise.
12675 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
12676 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
12678 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
12679 * expr.c (is_aligning_offset): Likewise.
12680 * tree-ssa-alias.c (is_escape_site): Likewise.
12681 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
12682 (check_all_va_list_escapes): Likewise.
12683 * tree-ssa-loop-ivopts.c (determine_base_object)
12684 (determine_common_wider_type): Likewise.
12685 * dojump.c (do_jump): Likewise.
12686 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
12687 * tree-gimple.c (is_gimple_cast): Likewise.
12688 * fold-const.c (decode_field_reference, )
12689 (fold_sign_changed_comparison, fold_unary, fold_comparison)
12690 (fold_binary): Likewise.
12691 * tree-ssa-alias-warnings.c (find_alias_site_helper)
12692 (already_warned_in_frontend_p): Likewise.
12693 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
12694 * tree.c (really_constant_p, get_unwidened): Likewise.
12695 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
12696 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
12697 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
12699 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
12701 (CONVERT_EXPR_P): Define.
12702 (CASE_CONVERT): Define.
12704 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
12706 PR middle-end/36117
12707 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
12708 (delete_unmarked_insns): When deleting a call, call
12709 delete_unreachable_blocks.
12710 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
12711 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
12713 2008-05-08 Richard Guenther <rguenther@suse.de>
12715 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
12716 (-ftree-salias): Likewise.
12717 (salias-max-implicit-fields): Remove param documentation.
12718 (salias-max-array-elements): Likewise.
12719 * tree-pass.h (pass_create_structure_vars): Remove.
12720 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
12721 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
12722 * tree-ssa-alias.c (create_structure_vars): Remove.
12723 (gate_structure_vars): Likewise.
12724 (pass_create_structure_vars): Likewise.
12725 (gate_build_alias): Likewise.
12726 (pass_build_alias): Adjust to run always and dump the function.
12727 * common.opt (ftree-salias): Hide.
12728 * passes.c (init_optimization_passes): Remove
12729 pass_create_structure_vars, adjust comment.
12730 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
12731 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
12732 * opts.c (decode_options): Do not set flag_tree_salias.
12733 (common_handle_option): Add OPT_ftree_salias to the backward
12734 compatibility section.
12736 2008-05-08 Richard Guenther <rguenther@suse.de>
12738 * tree-flow-inline.h (var_can_have_subvars): Move ...
12739 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
12740 * tree-flow.h (var_can_have_subvars): Remove.
12741 (push_fields_onto_fieldstack): Remove.
12742 (sort_fieldstack): Likewise.
12743 (struct fieldoff): Move ...
12744 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
12745 alias_set and base_for_components fields.
12746 (sort_fieldstack): Make static.
12747 (push_fields_onto_fieldstack): Likewise. Remove code that
12748 handles anything but RECORD_TYPEs. Remove alias_set and
12749 base_for_components handling.
12750 (create_variable_info_for): Adjust.
12752 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
12754 * common.opt (Wframe-larger-than=): Shorten the help message
12756 * doc/invoke.texi (Wframe-larger-than=): Add more description.
12758 2008-05-08 Rafael Espindola <espindola@google.com>
12760 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
12762 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
12763 trap and that both operands are gimple values.
12764 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
12765 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
12768 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
12770 * read-rtl.c (join_c_conditions): Return the first string if the
12771 two strings are equal.
12773 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
12775 * gensupport.h (pred_data): Add a "num_codes" field.
12776 (add_predicate_code): Declare.
12777 * gensupport.c (add_predicate_code): New function.
12778 (std_pred_table): Add an "allows_const_p" field.
12779 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
12780 Remove the (incomplete) list of such codes from the codes field.
12781 (init_predicate_table): Use add_predicate_code. Add all
12782 RTX_CONST_OBJs if allows_const_p is true.
12783 * genrecog.c (process_define_predicate): Use add_predicate_code.
12785 2008-05-08 David Daney <ddaney@avtrex.com>
12786 Richard Sandiford <rsandifo@nildram.co.uk>
12788 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
12789 special case of constant zero operands.
12790 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
12791 old and new values. Special case constant zero values.
12792 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
12794 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
12795 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
12797 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
12800 * simplify-rtx.c (simplify_plus_minus): Create CONST of
12801 similar RTX_CONST_OBJ before CONST_INT.
12803 2008-05-08 Steve Ellcey <sje@cup.hp.com>
12805 * stmt.c (expand_stack_restore): Change sa mode if needed.
12807 2008-05-08 Richard Guenther <rguenther@suse.de>
12809 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
12810 return type to bool.
12811 (ix86_sol10_return_in_memory): Likewise.
12812 (ix86_i386elf_return_in_memory): Likewise.
12813 (ix86_i386interix_return_in_memory): Likewise.
12814 * config/i386/i386.c (ix86_return_in_memory): Likewise.
12815 (ix86_sol10_return_in_memory): Likewise.
12816 (ix86_i386elf_return_in_memory): Likewise.
12817 (ix86_i386interix_return_in_memory): Likewise.
12819 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
12822 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
12824 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
12825 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
12828 2008-05-08 Richard Guenther <rguenther@suse.de>
12830 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
12831 * tree-data-ref.h (struct dr_alias): Remove subvars field.
12832 (DR_SUBVARS): Remove.
12833 * tree-dfa.c (dump_subvars_for): Remove.
12834 (debug_subvars_for): Likewise.
12835 (dump_variable): Do not dump subvars.
12836 (remove_referenced_var): Do not remove subvars.
12837 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
12838 (lookup_subvars_for_var): Remove.
12839 (get_subvars_for_var): Likewise.
12840 (get_subvars_at): Likewise.
12841 (get_first_overlapping_subvar): Likewise.
12842 (overlap_subvar): Likewise.
12843 * tree-flow.h (subvar_t): Remove.
12844 (struct var_ann_d): Remove subvars field.
12845 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
12846 argument. Remove special handling of SFTs.
12847 (compute_tag_properties): Likewise.
12848 (set_initial_properties): Likewise.
12849 (compute_call_clobbered): Likewise.
12850 (count_mem_refs): Likewise.
12851 (compute_memory_partitions): Likewise.
12852 (compute_flow_insensitive_aliasing): Likewise.
12853 (setup_pointers_and_addressables): Likewise.
12854 (new_type_alias): Likewise.
12855 (struct used_part): Remove.
12856 (used_portions): Likewise.
12857 (struct used_part_map): Likewise.
12858 (used_part_map_eq): Likewise.
12859 (used_part_map_hash): Likewise.
12860 (free_used_part_map): Likewise.
12861 (up_lookup): Likewise.
12862 (up_insert): Likewise.
12863 (get_or_create_used_part_for): Likewise.
12864 (create_sft): Likewise.
12865 (create_overlap_variables_for): Likewise.
12866 (find_used_portions): Likewise.
12867 (create_structure_vars): Likewise.
12868 * tree.def (STRUCT_FIELD_TAG): Remove.
12869 * tree.h (MTAG_P): Adjust.
12870 (struct tree_memory_tag): Remove base_for_components and
12871 unpartitionable flags.
12872 (struct tree_struct_field_tag): Remove.
12873 (SFT_PARENT_VAR): Likewise.
12874 (SFT_OFFSET): Likewise.
12875 (SFT_SIZE): Likewise.
12876 (SFT_NONADDRESSABLE_P): Likewise.
12877 (SFT_ALIAS_SET): Likewise.
12878 (SFT_UNPARTITIONABLE_P): Likewise.
12879 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
12880 (union tree_node): Remove sft field.
12881 * alias.c (get_alias_set): Remove special handling of SFTs.
12882 * print-tree.c (print_node): Remove handling of SFTs.
12883 * tree-dump.c (dequeue_and_dump): Likewise.
12884 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
12885 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
12886 * tree-predcom.c (set_alias_info): Do not set subvars.
12887 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
12888 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
12889 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
12890 (add_vars_for_offset): Remove.
12891 (add_virtual_operand): Remove special handling of SFTs.
12892 (add_call_clobber_ops): Likewise.
12893 (add_call_read_ops): Likewise.
12894 (get_asm_expr_operands): Likewise.
12895 (get_modify_stmt_operands): Likewise.
12896 (get_expr_operands): Likewise.
12897 (add_to_addressable_set): Likewise.
12898 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
12899 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
12900 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
12901 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
12902 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
12903 (tree_node_structure): Likewise.
12904 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
12906 (find_what_p_points_to): Likewise.
12908 2008-05-08 Sa Liu <saliu@de.ibm.com>
12910 * config/spu/spu.md: Fixed subti3 pattern.
12912 2008-05-08 Richard Guenther <rguenther@suse.de>
12914 PR middle-end/36154
12915 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
12916 sure to create a representative for trailing arrays for PTA.
12918 2008-05-08 Richard Guenther <rguenther@suse.de>
12920 PR middle-end/36172
12921 * fold-const.c (operand_equal_p): Two objects which types
12922 differ in pointerness are not equal.
12924 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
12926 * calls.c (compute_argument_block_size): Add argument tree fndecl.
12927 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
12928 (emit_library_call_value_1): Add new variable fndecl initialized by
12929 NULL_TREE. It should be the decl type of orgfun, but this information
12930 seems not to be available here, so it uses the default calling abi.
12931 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
12932 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
12933 by TARGET_RETURN_IN_MEMORY.
12934 * config/i386/i386-interix.h: Likewise.
12935 * config/i386/i386.h: Likewise.
12936 * config/i386/i386elf.h: Likewise.
12937 * config/i386/ptx4-i.h: Likewise.
12938 * config/i386/sol2-10.h: Likewise.
12939 * config/i386/sysv4.h: Likewise.
12940 * config/i386/vx-common.h: Likewise.
12941 * config/cris/cris.h: Removed #if 0 clause.
12942 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
12943 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
12945 (ix86_sol10_return_in_memory): Likewise.
12946 (ix86_i386elf_return_in_memory): New.
12947 (ix86_i386interix_return_in_memory): New.
12948 * config/mt/mt-protos.h (mt_return_in_memory): New.
12949 * config/mt/mt.c: Likewise.
12950 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
12951 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
12952 * config/bfin/bfin.h: Likewise.
12953 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
12955 * config/bfin/bfin.c: Likewise.
12956 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
12957 * config/alpha/unicosmk.h: Likewise.
12958 * config/i386/cygming.h: Likewise.
12959 * config/iq2000/iq2000.h: Likewise.
12960 * config/mips/mips.h: Likewise.
12961 * config/mn10300/mn10300.h: Likewise.
12962 * config/rs6000/rs6000.h: Likewise.
12963 * config/score/score.h: Likewise.
12964 * config/spu/spu.h: Likewise.
12965 * config/v850/v850.h: Likewise.
12966 * defaults.h: Likewise.
12967 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
12968 * expr.c (emit_block_move): Adjust use of
12969 OUTGOING_REG_PARM_STACK_SPACE.
12970 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
12971 OUTGOING_REG_PARM_STACK_SPACE.
12972 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
12974 2008-05-08 Jakub Jelinek <jakub@redhat.com>
12976 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
12977 on OMP_RETURN for OMP_FOR.
12980 * dwarf2out.c (dw_expand_expr, common_check): Removed.
12981 (fortran_common): New function.
12982 (gen_variable_die): Call fortran_common instead of common_check,
12983 adjust for it returning tree instead of rtx. Formatting.
12985 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
12989 * see.c (see_copy_insn): Copy new pure const attributes for new call.
12990 * c-decl.c (merge_decls): Ditto.
12991 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
12992 to RTL_CONST_OR_PURE_CALL_P.
12993 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
12994 Initialized DECL_LOOPING_CONST_PURE.
12995 (process_call_operands): Set tree_side_effects properly.
12996 * tree.h (TREE_READONLY_DECL_P): Removed.
12997 (DECL_IS_PURE): Renamed to DECL_PURE_P.
12998 (DECL_LOOPING_OR_CONST_P): New macro.
12999 (struct tree_function_decl): Added looping_const_or_pure_p.
13000 (ECF_*) Renumbered.
13001 (ECF_LOOPING_OR_CONST_P): New macro.
13002 * rtlanal.c (pure_const_p): Removed.
13003 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
13004 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
13005 to RTL_CONST_CALL_P.
13006 * ipa-pure-const.c (pure_const_state_e): Added looping field.
13007 (check_decl, check_tree, check_call, scan_function): Initialize
13009 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
13010 (static_execute): Set looping true for recursive functions.
13011 Undo setting state to IPA_NEITHER for recursive functions.
13012 * cse.c (cse_insn):
13013 * ifcvt.c (noce_can_store_speculate_p): Changed
13014 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
13015 RTL_CONST_OR_PURE_CALL_P.
13016 * dse.c (scan_insn): Ditto.
13017 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
13018 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
13019 RTL_CONST_OR_PURE_CALL_P.
13020 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
13021 pure_call_p to RTL_CONST_CALL_P.
13022 * gimplify.c (gimplify_call_expr): Clear side effects for
13023 non-looping pure and constant calls.
13024 * calls.c (emit_call_1): Set rtl flags from ecf flags.
13025 (flags_from_decl_or_type): Set ecf flags from decl flags.
13026 (initialize_argument_information): Turn off
13027 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
13028 Change const to pure if callee_copies is true rather than just
13030 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
13031 way of marking pure calls.
13032 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
13033 Remove hack that was supposed to fix pr7335 and remove old
13034 way of marking pure calls.
13035 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
13036 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
13037 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
13038 RTL_CONST_OR_PURE_CALL_P.
13039 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
13040 * loop-invariant.c (find_exits, find_invariant_bb): Changed
13041 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
13042 * sched-deps.c (schedule_analyze): Ditto.
13043 * rtl.h (struct rtx_def): Use call field, unchanging field, and
13044 return_val field of calls to represent pure and const function info.
13045 (CONST_OR_PURE_CALL_P): Deleted macro.
13046 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13047 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
13048 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
13050 * tree-optimize.c (execute_fixup_cfg): Added test for
13051 ECF_LOOPING_CONST_OR_PURE.
13052 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
13054 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
13055 effects for looping pure or const calls.
13056 (verify_gimple_expr): Added verification code.
13057 * config/alpha/alpha.c (alpha_legitimize_address,
13058 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
13060 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
13061 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
13062 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
13063 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
13064 RTL_CONST_OR_PURE_CALL_P.
13065 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
13066 and const calls to be deleted.
13068 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13071 * config/i386/mmx.md (mmx_subv2sf3): New expander.
13072 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
13073 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
13074 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13075 to handle nonimmediate operands.
13076 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
13077 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
13078 to handle nonimmediate operands.
13079 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
13080 (mmx_pmulhrwv4hi3): New expander. Use
13081 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13082 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
13083 (sse2_umulv1siv1di3): New expander. Use
13084 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13085 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
13086 (mmx_eq<mode>3): New expander. Use
13087 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13088 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
13089 (mmx_uavgv8qi3): New expander. Use
13090 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13091 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
13092 (mmx_uavgv4hi3): New expander. Use
13093 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13095 * config/i386/sse.md
13096 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
13097 to handle nonimmediate operands.
13098 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
13099 to handle nonimmediate operands.
13100 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
13101 to handle nonimmediate operands.
13102 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
13103 to handle nonimmediate operands.
13104 (sse2_unpckhpd_exp): New expander. Use
13105 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13106 (sse2_unpcklpd_exp): New expander. Use
13107 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13108 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
13109 to handle nonimmediate operands.
13110 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
13111 to handle nonimmediate operands.
13112 (*sse2_<plusminus_insn><mode>3): Rename from
13113 sse2_<plusminus_insn><mode>3 insn pattern.
13114 (sse2_<plusminus_insn><mode>3): New expander. Use
13115 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13116 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
13117 (sse2_umulv2siv2di3): New expander. Use
13118 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13119 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
13120 (sse4_1_mulv2siv2di3): New expander. Use
13121 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13122 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
13123 (sse2_pmaddwd): New expander. Use
13124 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13125 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
13126 (sse2_eq<mode>3): New expander. Use
13127 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13128 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
13129 (sse4_1_eqv2di3): New expander. Use
13130 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13131 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13132 (sse2_uavgv16qi3): New expander. Use
13133 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13134 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13135 (sse2_uavgv16qi3): New expander. Use
13136 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13137 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
13138 (sse2_uavgv8hi3): New expander. Use
13139 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13140 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
13141 (ssse3_pmulhrswv8hi3): New expander. Use
13142 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13143 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
13144 (ssse3_pmulhrswv4hi3): New expander. Use
13145 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13147 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
13148 (<sse>_vmmul<mode>3): Ditto.
13149 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
13151 (ssse3_pmaddubsw128): Use register_operand for operand 1.
13152 (ssse3_pmaddubsw): Ditto.
13154 * config/i386/i386.c (struct_builtin_description)
13155 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
13156 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
13157 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
13158 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
13159 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
13160 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
13161 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
13162 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
13163 (ix86_fixup_binary_operands): Assert that src1
13164 and src2 must have the same mode when swapped.
13165 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
13166 and ix86_binary_operator_ok. Do not force operands in registers
13169 2008-05-07 Jan Hubicka <jh@suse.cz>
13171 * cgraph.c (dump_cgraph_node): Update.
13172 * cgraph.h (cgraph_local_info): Break out inline summary.
13173 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
13175 * ipa-inline (inline_summary): New accestor function.
13176 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
13177 cgraph_decide_inlining, compute_inline_parameters): Update.
13178 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
13180 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13182 Cleanup ColdFire scheduling support and add V4 pipeline model.
13184 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
13185 (define_attr cpu): Add cfv4 value.
13186 (define_attr type, define_attr type1): Merge into a single 'type'
13187 attribute. Update all uses.
13188 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
13189 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
13191 (define_attr opx_mem, define_attr opy_mem): Remove.
13192 (define_attr op_mem): Clean up, update comment.
13193 (define_attr size): Use specific values instead of general int.
13194 (define_attr guess, define_attr split): Remove. Update all uses.
13195 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
13196 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
13197 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
13198 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
13199 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
13200 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
13201 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
13202 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
13203 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
13204 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
13205 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
13206 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
13207 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
13208 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
13209 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
13210 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
13211 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
13212 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
13213 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
13214 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
13215 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
13216 Update or set attributes.
13217 (stack_tie): New fake instruction.
13219 * config/m68k/m68k.h (TUNE_CFV4): New macro.
13220 (m68k_sched_attr_size): Update declaration.
13221 (m68k_sched_attr_type2): Remove.
13222 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
13223 Declare new bypass predicates.
13225 * config/m68k/m68k.c (m68k_sched_issue_rate,
13226 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
13228 (TARGET_SCHED_ISSUE_RATE,
13229 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
13230 (override_options): Handle scheduling for ColdFire V4 core.
13231 (m68k_expand_prologue): Emit stack_tie.
13232 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
13233 'OP_TYPE_FPN'. Update all uses.
13234 (sched_guess_p): Remove.
13235 (sched_address_type): Handle symbolic addresses.
13236 (sched_get_operand): New static function.
13237 (sched_operand_type): Merge into sched_attr_op_type.
13238 (sched_attr_op_type): Handle FP registers, handle quick constants,
13240 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
13241 (m68k_sched_attr_size): Update. Move logic to ...
13242 (sched_get_attr_size_int): New static function.
13243 (sched_get_opxy_mem_type): New static function.
13244 (m68k_sched_attr_op_mem): Update.
13245 (m68k_sched_attr_type2): Remove.
13246 (sched_cfv4_bypass_data): New static variable.
13247 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
13248 (m68k_sched_issue_rate): Implement scheduler hook.
13249 (struct _sched_ib: enabled_p): New field.
13250 (m68k_sched_variable_issue): Update. Handle V4.
13251 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
13252 sched_dump_class_func_t, sched_dump_split_class,
13253 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
13254 sched_dump_dfa_class, m68k_sched_dump): Remove.
13255 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
13257 (m68k_sched_init_global): Remove statisctics dumping, introduce
13258 sanity check that all instructions have pipeline reservations. Handle
13260 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
13261 Handle ColdFire V4 core.
13262 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
13263 New static functions.
13264 (m68k_sched_address_bypass_p): New bypass predicate.
13265 (sched_get_indexed_address_scale): New static function.
13266 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
13268 * cf.md: Update comments.
13269 (define_attr type2): Remove. Use 'type' attribute instead.
13271 (cf_ib): Rename to cfv123_ib. Update all uses.
13272 (cf_oep): Rename to cfv123_oep. Update all uses.
13273 (cf_chr): Rename to cfv123_chr. Update all uses.
13274 (cf_mem): Rename to cfv123_mem. Update all uses.
13275 (cf_mac): Move to more appropriate place.
13276 (cfv123_guess): New automaton and cpu_unit.
13277 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
13278 Update uses of 'size' attribute. Handle before reload scheduling.
13279 (cfv123_guess): New dummy reservation for unhandled instructions.
13280 (cfv4_*): Pipeline description of ColdFire V4 core.
13281 (ignore): New reservation to handle 'ignore' type.
13283 2008-05-07 Ian Lance Taylor <iant@google.com>
13285 PR middle-end/36013
13286 * gimplify.c (find_single_pointer_decl_1): Don't look through
13288 (find_single_pointer_decl): Adjust comments.
13290 2008-05-07 Jakub Jelinek <jakub@redhat.com>
13292 PR middle-end/36137
13293 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
13294 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
13296 PR middle-end/36106
13297 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
13298 integral type rather than floating point, then VIEW_CONVERT_EXPR
13299 to the floating point type.
13301 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13303 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
13304 TFmode op0 to register.
13306 2008-05-07 Alan Modra <amodra@bigpond.net.au>
13308 * c-decl.c (grokdeclarator): Comment typo.
13310 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
13312 * tree-flow.h: Remove prototype for computed_goto_p.
13313 * tree-cfg.c (computed_goto_p): Make static.
13315 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
13318 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
13319 (contains_aligned_value_p): This. Handle _Decimal128.
13320 (ix86_function_arg_boundary): Only align _Decimal128 to its
13321 natural boundary and handle it properly.
13323 2008-05-06 Martin Jambor <mjambor@suse.cz>
13325 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
13326 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
13327 (ipcp_method_set_orig_node): Removed.
13328 (ipcp_cval_get_cvalue_type): Removed.
13329 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
13330 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
13331 (ipcp_cval_set_cvalue_type): Removed.
13332 (ipcp_cval_get_cvalue): Removed.
13333 (ipcp_cval_set_cvalue): Removed.
13334 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
13335 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
13336 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
13337 (ipcp_cval_meet): Renamed to ipa_lattice_meet
13338 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
13339 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
13340 (ipcp_get_ith_lattice): Changed parameters.
13341 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
13342 (ipcp_lattice_from_jfunc): Changed parameters.
13343 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
13344 (ipcp_method_cval_print): Added temporary variable info.
13345 (ipcp_redirect): Removed already unused local variable caller.
13346 (ipcp_redirect): New temporary variable orig_callee_info
13347 (ipcp_redirect): Removed newly unused local variable callee.
13348 (ipcp_redirect): Removed (a bit confusing) local variable type.
13349 (ipcp_insert_stage): Added local variable info.
13350 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
13352 (ipcp_formal_create): Removed.
13353 (ipcp_method_cval_set): Removed.
13354 (ipcp_propagate_stage): Renamed lattice variables.
13355 (ipcp_method_cval_set_cvalue_type): Removed.
13356 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
13357 (ipcp_print_all_lattices): Changed printed strings to refer to
13358 lattices rather than cvals.
13359 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
13360 (ipcp_propagate_const): Changed formal parameters.
13361 (build_const_val): Changed formal parameters.
13362 (ipcp_insert_stage): Removed useless variable cvalue
13363 (build_const_val): Changed formal parameters.
13364 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
13365 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
13366 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
13367 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
13368 (ipcp_print_func_profile_counts): Changed string from "method" to
13370 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
13371 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
13372 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
13373 (ipcp_structures_print): Renamed to ipcp_print_all_structures
13374 (ipcp_profile_print): Renamed to ipcp_print_profile_data
13375 (ipcp_lat_is_const): Changed parameters and made inline.
13376 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
13377 (ipcp_redirect): Renamed to ipcp_need_redirect_p
13378 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
13379 the predicate condition directly
13380 (ipcp_propagate_stage): Added local variable args. Removed local
13381 variable callee. (Both are mere code simplifications.)
13382 (ipcp_method_dont_insert_const): Renamed to
13383 ipcp_node_not_modifiable_p.
13384 (ipcp_node_not_modifiable_p): Made inline.
13385 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
13386 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
13387 (ipcp_print_all_lattices): Removed variable cvalue
13388 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
13391 2008-05-06 Olivier Hainque <hainque@adacore.com>
13393 * tree-sra.c (try_instantiate_multiple_fields): Early return
13394 if field has POINTER_TYPE.
13396 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
13398 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
13399 by using 'q' specifier for instruction.
13400 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
13402 2008-05-06 Anatoly Sokolov <aesok@post.ru>
13404 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
13405 Change mode of zero_extract from QImode to HImode.
13406 (sign bit tests peepholes): (Ditto.).
13408 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
13410 * config/i386/mmx.md: Remove double backslashes from asm templates.
13411 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
13412 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13413 to handle nonimmediate operands.
13414 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
13415 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13416 to handle nonimmediate operands.
13417 (*mmx_<code>v2sf3_finite): New insn pattern.
13418 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
13419 (mmx_<code>v2sf3): New expander. Use
13420 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13421 (mmx_<plusminus_insn><mode>3): New expander. Use
13422 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13423 (*mmx_<plusminus_insn><mode>3): New insn pattern.
13424 (mmx_add<mode>3): Removed.
13425 (mmx_ssadd<mode>3): Ditto.
13426 (mmx_usadd<mode>3): Ditto.
13427 (mmx_sub<mode>3): Ditto.
13428 (mmx_sssub<mode>3): Ditto.
13429 (mmx_ussub<mode>3): Ditto.
13430 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
13431 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
13432 to handle nonimmediate operands.
13433 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
13435 (mmx_smulv4hi3_highpart): New expander. Use
13436 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13437 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
13439 (mmx_umulv4hi3_highpart): New expander. Use
13440 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13441 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
13442 (mmx_<code>v4hi3): New expander. Use
13443 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13444 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
13445 (mmx_<code>v8qi3): New expander. Use
13446 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13447 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
13448 (mmx_<code><mode>3): New expander. Use
13449 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13451 2008-05-05 Jan Hubicka <jh@suse.cz>
13453 PR tree-optimization/36118
13454 * passes.c (pass_init_dump_file): Fix dump header.
13456 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13458 PR middle-end/36141
13459 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
13460 VCE for function decls.
13462 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
13464 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
13466 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
13468 * config/i386/i386.md (sat_plusminus): New.
13469 (plusminus_insn): Likewise.
13470 (plusminus_mnemonic): Likewise.
13472 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
13473 (*<addsub><mode>3_cc_overflow): Renamed to ...
13474 (*<plusminus_insn><mode>3_cc_overflow): This.
13475 (*<addsub>si3_zext_cc_overflow): Renamed to ...
13476 (*<plusminus_insn>si3_zext_cc_overflow): This.
13478 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
13479 (<plusminus_insn><mode>3): This.
13480 (*<addsub><mode>3): Renamed to ...
13481 (*<plusminus_insn><mode>3): This.
13482 (<sse>_vm<addsub><mode>3): Renamed to ...
13483 (<sse>_vm<plusminus_insn><mode>3): This.
13484 (sse3_h<addsub>v4sf3): Renamed to ...
13485 (sse3_h<plusminus_insn>v4sf3): This.
13486 (sse3_h<addsub>v2df3): Renamed to ...
13487 (sse3_h<plusminus_insn>v2df3): This.
13488 (<plusminus_insn><mode>3): New.
13489 (*<plusminus_insn><mode>3): Likewise.
13490 (sse2_<plusminus_insn><mode>3): Likewise.
13491 (add<mode>): Removed.
13492 (*add<mode>3): Likewise.
13493 (sse2_ssadd<mode>3): Likewise.
13494 (sse2_usadd<mode>3): Likewise.
13495 (sub<mode>3): Likewise.
13496 (*sub<mode>3): Likewise.
13497 (sse2_sssub<mode>3): Likewise.
13498 (sse2_ussub<mode>3): Likewise.
13500 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
13502 * gthr-single.h: Add in required interface elements as per gthr.h.
13503 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
13504 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
13505 Generalize UNUSED macro.
13506 (__gthread_once): Add.
13507 (__gthread_key_create): Add.
13508 (__gthread_key_delete): Add.
13509 (__gthread_getspecific): Add.
13510 (__gthread_setspecific): Add.
13512 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
13514 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
13515 the same size types for the indirect reference on the rhs, then
13518 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
13520 * config/i386/i386.md
13521 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
13522 one insn template instead of template series.
13523 (*xordi_1_rex64): Ditto.
13524 (*xordi_2_rex64): Ditto.
13526 2008-05-05 Ira Rosen <irar@il.ibm.com>
13528 PR tree-optimization/36119
13529 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
13532 2008-06-04 Jan Hubicka <jh@suse.cz>
13534 tree-optimization/36100
13535 * tree-pass.h (pass_O0_always_inline): Declare.
13536 * ipa-inline.c (inline_transform): Remove dead code.
13537 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
13538 pass_O0_always_inline): New.
13539 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
13541 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
13543 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
13544 mnemonic in this_param move for TARGET_64BIT.
13546 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
13548 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
13549 (*strmovsi_rex_1): Ditto.
13550 (*strsetsi_1): Ditto.
13551 (*strsetsi_rex_1): Ditto.
13553 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
13554 adddicc expanders using SWI mode iterator.
13556 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
13559 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
13562 2008-05-04 David S. Miller <davem@davemloft.net>
13564 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
13565 (sparc*-*-linux*): Use linux.h in tm_file.
13566 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
13567 compiler defaulting to 32-bit.
13568 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
13570 * config/sparc/linux.h: Remove definitions now obtained
13571 properly from linux.h
13572 * config/sparc/linux64.h: Likewise.
13573 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
13574 don't want this setting for 32-bit builds in a biarch compiler.
13575 * doc/install.texi: Add sparc-linux to list of targets
13576 supporting --enable-targets=all.
13578 2008-05-03 Andrew Pinski <pinskia@gmail.com>
13580 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
13582 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
13584 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
13585 after V4SI_FTYPE_V8HI.
13586 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
13587 case V4SI_FTYPE_V2DF.
13589 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
13591 * doc/invoke.texi (max-flow-memory-locations): Removed.
13592 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
13594 2008-05-03 Richard Guenther <rguenther@suse.de>
13596 PR middle-end/34973
13597 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
13599 2008-05-02 David S. Miller <davem@davemloft.net>
13601 * config.gcc (need_64bit_hwint): Document libcpp dependency.
13603 2008-05-02 Simon Baldwin <simonb@google.com>
13606 * c-common.h (warn_array_subscript_range): Removed.
13607 * c-common.c (warn_array_subscript_range): Ditto.
13608 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
13609 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
13611 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
13613 * config/i386/i386.c (ix86_special_builtin_type): New.
13614 (bdesc_special_args): Likewise.
13615 (ix86_expand_special_args_builtin): Likewise.
13616 (ix86_init_mmx_sse_builtins): Updated.
13617 (ix86_expand_builtin): Updated.
13618 (ix86_expand_store_builtin): Removed.
13619 (ix86_expand_unop_builtin): Likewise.
13621 * config/i386/mm3dnow.h (__v2sf): Moved to ...
13622 * config/i386/mmintrin.h (__v2sf): Here.
13624 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
13626 (_mm_loadl_pi): Likewise.
13627 (_mm_storeh_pi): Replace __v2si with __v2sf.
13628 (_mm_storel_pi): Likewise.
13630 * doc/extend.texi: Correct __builtin_ia32_loadhps,
13631 __builtin_ia32_loadlps, __builtin_ia32_storehps,
13632 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
13633 __builtin_ia32_loadlpd.
13635 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
13637 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
13638 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
13639 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
13640 (ix86_init_mmx_sse_builtins): Updated.
13641 (ix86_expand_args_builtin): Likewise.
13642 (ix86_expand_builtin): Likewise.
13643 (ix86_expand_unop1_builtin): Renamed to ...
13644 (ix86_expand_unop_vec_merge_builtin): This.
13646 2008-05-01 Jan Hubicka <jh@suse.cz>
13649 * ipa-inline.c (inline_generate_summary): Make static.
13650 (inline_transform): Do not call inlining at -O0; make static.
13651 * passes.c (execute_todo): Add sanity check.
13652 (execute_one_ipa_transform_pass): Execute proper flags.
13654 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
13656 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
13657 (DECL_NONADDRESSABLE_P): Likewise.
13658 * alias.c (record_component_aliases): Fix comment.
13660 2008-05-01 Simon Baldwin <simonb@google.com>
13662 * c-common.h (warn_array_subscript_range): New function.
13663 * c-common.c (warn_array_subscript_range): Ditto.
13664 * tree-vrp.c (check_array_ref): Corrected code to agree with
13665 comment, ignoring only arrays of size 0 or size 1.
13666 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
13668 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13670 * config/i386/i386.c (ix86_builtin_type): Replace
13671 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
13672 (bdesc_args): Updated.
13673 (ix86_init_mmx_sse_builtins): Likewise.
13674 (ix86_expand_args_builtin): Likewise.
13676 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
13679 * doc/extend.texi: Correct __builtin_ia32_palignr.
13681 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13684 * config/i386/i386.c (bdesc_crc32): Removed.
13685 (ix86_expand_crc32): Likewise.
13686 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
13687 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
13688 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
13689 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
13690 UINT_FTYPE_UINT_UCHAR.
13691 (bdesc_args): Updated. Add crc32 builtins.
13692 (ix86_init_mmx_sse_builtins): Updated.
13693 (ix86_expand_args_builtin): Updated to support subreg.
13695 * doc/extend.texi: Correct __builtin_ia32_crc32di.
13697 2008-05-01 Jan Hubicka <jh@suse.cz>
13699 * tree-pass.h (opt_pass): Add IPA_PASS.
13700 (varpool_node, cgraph_node): Forward declare.
13701 (ipa_opt_pass): Define.
13702 (pass_ipa_inline): Turn into ipa_opt_pass.
13703 (pass_apply_inline): Remove.
13704 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
13705 (apply_inline): Turn into ....
13706 (inline_transform): ... this one.
13707 (inline_generate_summary): New function.
13708 (pass_apply_inline): Remove.
13709 * function.h (ipa_opt_pass): Forward declare structure; typedef;
13711 (struct function): Add ipa_transforms_to_apply.
13712 * passes.c (register_one_dump_file): Work on IPA_PASS.
13713 (init_optimization_passes): Remove pass_inline_parameters and
13715 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
13716 (execute_one_pass) ... here; apply transforms when possible.
13717 (add_ipa_transform_pass, execute_ipa_summary_asses,
13718 execute_one_ipa_transform_pass): New.
13719 (execute_ipa_pass_list): Update for IPA_PASS type.
13721 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13723 * config/i386/i386.c (ix86_builtin_type): Add
13724 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
13725 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
13726 (bdesc_args): Add SSE4a builtins.
13727 (ix86_init_mmx_sse_builtins): Updated.
13728 (ix86_expand_args_builtin): Likewise.
13729 (ix86_expand_builtin): Likewise.
13731 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13733 * config/i386/i386.c (ix86_builtin_type): Add
13734 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
13735 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
13736 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
13737 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
13738 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
13739 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
13740 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
13741 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
13742 and DI_FTYPE_DI_DI_INT.
13743 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
13744 (ix86_init_mmx_sse_builtins): Updated.
13745 (ix86_expand_args_builtin): Likewise.
13746 (ix86_expand_builtin): Likewise.
13747 (ix86_expand_binop_imm_builtin): Removed.
13749 * doc/extend.texi: Correct __builtin_ia32_palignr128.
13751 2008-04-30 Richard Guenther <rguenther@suse.de>
13753 PR tree-optimization/32921
13754 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
13756 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
13758 * config/arm/arm.c (arm_unwind_emit): Use
13759 crtl->all_throwers_are_sibcalls instead of
13760 cfun->all_throwers_are_sibcalls.
13761 (arm_output_fn_unwind): Likewise.
13762 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
13763 instead of cfun->uses_pic_offset_table.
13764 (frv_expand_prologue): Likewise.
13765 (frv_frame_pointer_required): Likewise.
13766 (frv_expand_fdpic_call): Likewise.
13767 (frv_emit_movsi): Likewise.
13768 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
13769 cfun->returns_pcc_struct instead of
13770 current_function_returns_pcc_struct.
13771 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
13772 instead of cfun->calls_eh_return.
13773 (m32c_pushm_popm): Likewise.
13774 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
13775 "extern" declaration.
13777 2008-04-30 Richard Guenther <rguenther@suse.de>
13779 PR tree-optimization/21636
13780 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
13782 (evaluate_stmt): Print the likely value.
13783 (ccp_visit_stmt): Avoid excessive vertical spacing.
13785 2008-04-30 Rafael Espindola <espindola@google.com>
13787 * builtins.c (fold_call_expr): Return realret.
13788 * tree-ssa-threadedge.c
13789 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
13790 __builtin_object_size.
13792 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
13794 * gcc.c (wrapper_string): New variable.
13795 (insert_wrapper): New function.
13796 (execute): New option -wrapper.
13797 * doc/invoke.texi (Overall Options): New driver option -wrapper.
13799 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
13801 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
13802 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
13803 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
13805 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
13806 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
13807 config/rs6000/e500crtres64gprctr.asm,
13808 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
13809 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
13810 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
13811 config/rs6000/e500crtsav64gprctr.asm,
13812 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
13813 config/rs6000/e500crtsavg64gprctr.asm: New files.
13814 * config/rs6000/t-ppccomm: Add build rules for new files.
13815 (LIB2FUNCS_STATIC_EXTRA): Add new files.
13816 * config/rs6000/t-netbsd: Add build rules for new files.
13817 (LIB2FUNCS_STATIC_EXTRA): New variable.
13818 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
13819 (CRTSAVRES_DEFAULT_SPEC): Likewise.
13820 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
13822 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
13824 * config/i386/i386.c (ix86_builtin_type): Add
13825 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
13826 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
13827 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
13828 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
13829 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
13830 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
13831 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
13832 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
13833 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
13834 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
13835 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
13836 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
13837 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
13838 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
13839 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
13840 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
13841 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
13842 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
13843 V1DI_FTYPE_V2SI_V2SI.
13844 (bdesc_2arg): Moved to ...
13845 (bdesc_args): Here.
13846 (ix86_init_mmx_sse_builtins): Updated.
13847 (ix86_expand_args_builtin): Updated. Take a pointer
13848 to const struct builtin_description. Handle comparison
13850 (ix86_expand_sse_compare): Take a new argument for swapping operands.
13851 (ix86_expand_builtin): Updated.
13853 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
13854 (ssse3_pmaddubsw128): This.
13855 (ssse3_pmaddubswv4hi3): Renamed to ...
13856 (ssse3_pmaddubsw): This.
13858 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
13859 (__builtin_ia32_packssdw128): Likewise.
13860 (__builtin_ia32_packuswb128): Likewise.
13861 (__builtin_ia32_pmaddubsw): Likewise.
13862 (__builtin_ia32_pmaddubsw128): Likewise.
13864 2008-04-30 Richard Guenther <rguenther@suse.de>
13866 PR tree-optimization/14847
13867 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
13868 (recognize_bits_test): Use it.
13869 (recognize_single_bit_test): Likewise.
13871 2008-04-30 Martin Jambor <mjambor@suse.cz>
13873 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
13874 instead of setting number of formal parameters to zero.
13875 (ipcp_init_stage): Do not set the number of actual parameters to zero
13877 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
13878 which are called with variable number of arguments.
13879 (ipcp_insert_stage): Explicitely skipping all nodes which are
13880 called with variable number of arguments.
13881 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
13882 number of parameters.
13884 * ipa-prop.h (struct ipa_node_params): Added flag
13885 called_with_var_arguments
13886 (ipa_set_param_count): Added. Changed sole setter to use it.
13887 (ipa_get_param_count): Added. All readers of param_count
13888 converted to use it instead.
13889 (ipa_set_called_with_variable_arg): Added.
13890 (ipa_is_called_with_var_arguments): Added.
13891 (ipa_get_ith_param): Added. All readers of param_decls converted
13893 (ipa_set_cs_argument_count): Added, sole writer to argument_count
13895 (ipa_get_cs_argument_count): Added, all readers of argument_count
13897 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
13900 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
13901 (struct ipcp_lattice): Renamed cval_type to type
13902 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
13904 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
13905 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
13906 (ipcp_insert_stage): Changed the type of variable cvalue to tree
13907 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
13908 (build_const_val): Changed the type of parameter cvalue to tree
13909 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
13910 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
13912 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
13915 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
13916 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
13917 (ipa_add_method): Renamed to ipa_push_func_to_list
13918 (ipa_remove_method): Renamed to ipa_pop_func_from_list
13919 (ipa_callsite_param_count): Removed.
13920 (ipa_callsite_param_count_set): Removed.
13921 (ipa_callsite_param): Removed.
13922 (ipa_callsite_callee): Removed.
13923 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
13924 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
13925 (ipa_method_formal_count): Removed.
13926 (ipa_method_formal_count_set): Removed.
13927 (ipa_method_get_tree): Removed.
13928 (ipa_method_tree_map_create): Removed.
13929 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
13930 (ipa_create_param_decls_array): Creates the array itself
13931 (ipa_create_param_decls_array): Temporary variable info instead of
13932 a few dereferences.
13933 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
13934 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
13935 (get_type): Removed.
13936 (ipa_jf_get_info_type): Removed.
13937 (ipa_node_create): Renamed to ipa_create_node_params
13938 (ipa_free): Renamed to ipa_free_all_node_params
13939 (ipa_nodes_create): Renamed to ipa_create_all_node_params
13940 (ipa_edges_create): Renamed to ipa_create_all_edge_args
13941 (ipa_edges_free): Renamed to ipa_free_all_edge_args
13942 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
13943 (ipa_free_all_node_params): Deallocation to jump_functions moved to
13944 ipa_free_all_edge_args
13945 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
13946 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
13947 (ipa_create_methodlist_node): Removed.
13948 (ipa_methodlist_method): Removed.
13949 (ipa_methodlist_method_set): Removed.
13950 (ipa_methodlist_next_method): Removed.
13951 (ipa_methodlist_next_method_set): Removed.
13952 (ipa_method_is_modified): Removed.
13953 (ipa_method_modify_create): Removed.
13954 (ipa_method_modify_init): Temporary variable info instead of a few
13956 (ipa_detect_param_modifications): Temporary variable info instead of
13957 a few dereferences.
13958 (ipa_compute_jump_functions): Temporary variable info instead of
13959 a few dereferences.
13960 (ipa_method_modify_set): Removed.
13961 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
13962 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
13963 than craph_node as the first parameter.
13964 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
13965 (ipa_method_modify_init): Removed.
13966 (ipa_compute_jump_functions): Added a temp variable instead of
13967 repeatadly dereferencing the cgraph_edge.aux pointer
13968 (ipa_callsite_param_set_type): Removed.
13969 (ipa_compute_jump_functions): i renamed to index and moved to
13971 (ipa_callsite_param_set_info_type_formal): Removed.
13972 (ipa_callsite_param_set_info_type): Removed.
13973 (ipa_callsite_param_map_create): Removed.
13974 (ipa_callsite_tree): Removed.
13975 (ipa_callsite_caller): Removed.
13976 (ipa_pop_func_from_list): return_method removed to return_func
13978 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
13979 prefixed all values with IPA_. Changed all users.
13980 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
13981 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
13982 and FORMAL_IPATYPE IPA_PASS_THROUGH.
13983 (union parameter_info): Renamed to jump_func_value.
13984 (union jump_func_value): Renamed value to constant
13985 (struct ipa_jump_func): Renamed info_type to value
13986 (struct ipa_node): Renamed to ipa_node_params
13987 (struct ipa_node_params): Renamed ipa_arg_num to param_count
13988 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
13989 (struct ipa_node_params): Renamed ipa_mod to modified_flags
13990 (struct ipa_edge): Renamed to ipa_edge_args
13991 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
13992 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
13993 (struct ipa_methodlist): Renamed to ipa_func_list
13994 (struct ipa_func_list): method_p renamed to node, next_method
13996 (ipa_methodlist_p): Removed, switched all users to struct pointer
13997 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
13999 2008-04-30 Alan Modra <amodra@bigpond.net.au>
14001 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
14002 (rs6000_emit_epilogue): Use backchain to restore only when we
14003 have a large frame. Make use of frame pointer to restore if we
14004 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
14006 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
14008 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14009 Add mode to zero_extract.
14010 (sign bit tests peepholes): (Ditto.).
14012 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
14014 * config/i386/i386.c (ix86_builtins): Replace Prescott New
14015 Instructions in comments with SSE3.
14016 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
14017 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
14018 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
14019 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
14020 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
14021 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
14022 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
14023 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
14024 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
14025 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
14026 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
14027 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
14028 (bdesc_sse_args): Renamed to ...
14029 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
14030 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
14031 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
14032 IX86_BUILTIN_FABSQ.
14033 (bdesc_1arg): Moved to ...
14034 (bdesc_args): Here.
14035 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
14036 Instructions in comments with SSE3.
14037 (ix86_expand_sse_operands_builtin): Renamed to ...
14038 (ix86_expand_args_builtin): This. Updated.
14039 (ix86_expand_unop1_builtin): Update comments.
14040 (ix86_expand_builtin): Updated.
14042 2008-04-29 Richard Guenther <rguenther@suse.de>
14044 PR tree-optimization/36078
14045 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
14046 Update virtual SSA form after cleaning up the CFG.
14048 2008-04-29 Richard Guenther <rguenther@suse.de>
14050 PR middle-end/15255
14051 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
14053 2008-04-29 Richard Guenther <rguenther@suse.de>
14055 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
14056 (compute_may_aliases): Do not call finalize_ref_all_pointers.
14057 (compute_flow_insensitive_aliasing): Do not treat
14058 PTR_IS_REF_ALL pointers special.
14059 (get_smt_for): Likewise.
14060 (may_alias_p): Re-structure.
14061 (is_escape_site): A ref-all pointer conversion is not an escape site.
14062 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
14063 PTR_IS_REF_ALL pointers special.
14064 * tree-ssa-structalias.h (struct alias_info): Remove
14065 ref_all_symbol_mem_tag field.
14066 (PTR_IS_REF_ALL): Remove.
14068 2008-04-29 Richard Guenther <rguenther@suse.de>
14070 PR middle-end/36077
14071 * fold-const.c (extract_muldiv_1): In combining division constants
14072 make sure to never overflow.
14074 2008-04-29 Nick Clifton <nickc@redhat.com>
14076 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
14078 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14081 * optc-gen.awk: Work around HP-UX/IA awk bug.
14083 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
14085 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
14088 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14091 * config/i386/i386.md
14092 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
14093 Change operand 1 predicate to nonimmediate_operand.
14095 2008-04-28 Jakub Jelinek <jakub@redhat.com>
14098 * dwarf2out.c (struct die_struct): Mark as chain_circular through
14100 * gengtype.c (walk_type, write_func_for_structure): Handle
14102 * doc/gty.texi: Document chain_circular.
14104 2008-04-28 Richard Guenther <rguenther@suse.de>
14106 PR tree-optimization/36066
14107 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
14110 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14113 * config/i386/i386.md
14114 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
14115 Use match_scratch instead of match_operand for operands 3 and 4.
14117 2008-04-27 Richard Guenther <rguenther@suse.de>
14119 PR tree-optimization/18754
14120 PR tree-optimization/34223
14121 * tree-pass.h (pass_complete_unrolli): Declare.
14122 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
14123 loop size before and after unconditionally of UL_NO_GROWTH in effect.
14124 Rewrite loop into loop closed SSA form if it is not already.
14125 (tree_unroll_loops_completely): Re-structure to iterate over
14126 innermost loops with intermediate CFG cleanups.
14127 Unroll outermost loops only if requested or the code does not grow
14129 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
14130 loops are available.
14131 (tree_vectorize): Instead do so here.
14132 (tree_complete_unroll): Also unroll outermost loops.
14133 (tree_complete_unroll_inner): New function.
14134 (gate_tree_complete_unroll_inner): Likewise.
14135 (pass_complete_unrolli): New pass.
14136 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
14137 uses outside of the loop.
14138 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
14139 form if it is available.
14140 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
14141 * passes.c (init_optimization_passes): Schedule complete inner
14142 loop unrolling pass before the first CCP pass after final inlining.
14144 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
14146 * targhooks.h (default_emutls_var_fields,
14147 default_emutls_var_init): Declare.
14148 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
14149 * target.h (struct gcc_target): Add struct emutls member.
14150 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
14151 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
14152 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
14153 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
14154 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
14155 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
14156 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
14157 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
14158 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
14159 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
14160 emit debug information.
14161 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
14162 * varasm.c: Include targhooks.h.
14163 (emutls_object_section, emutls_tmpl_section): New.
14164 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
14165 (EMUTLS_SEPARATOR): New.
14166 (prefix_name): New.
14167 (get_emutls_object_name): New.
14168 (default_emutls_var_fields): New, broken out of ...
14169 (get_emutls_object_type): ... here. Adjust to use target hooks.
14170 (get_emutls_init_templ_addr): Adjust to use target hooks.
14171 (emutls_decl): Adjust to use target hooks.
14172 (emutls_finish): Likewise.
14173 (default_emutls_var_init): New, broken out of ...
14174 (assemble_variable): ... here. Adjust to use target hooks.
14175 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
14176 SECCAT_EMUTLS_TMPL.
14177 * c-common.c (handle_section_attribute): Prevent overriding
14178 sections for emulated tls with special sections.
14179 * config/i386/i386.c (x86_64_elf_select_section): Add
14180 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
14181 (x86_64_elf_unique_section): Likewise.
14182 * config/vxworks.c: Include tree.h.
14183 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
14184 (vxworks_override_options): Set TLS scheme.
14185 * doc/tm.texi (Emulated TLS): New node.
14187 2008-04-26 Simon Baldwin <simonb@google.com>
14190 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
14191 with propagated string constants.
14193 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
14195 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
14196 constraint for operand 2 when operand 0 is memory operand.
14197 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
14198 operand 0 is memory operand.
14199 (fix_trunc<mode>_i387_with_temp): Ditto.
14200 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
14201 operand 2 when operand 1 is memory operand.
14202 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
14203 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
14204 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
14205 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
14206 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
14207 operands 2,3 and 4 when operand 1 is memory operand.
14208 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
14210 (fistdi2_floor_with_temp): Ditto.
14211 (fist<mode>2_floor_with_temp): Ditto.
14212 (fistdi2_ceil_with_temp): Ditto.
14213 (fist<mode>2_ceil_with_temp): Ditto.
14214 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
14216 2008-04-26 David Daney <ddaney@avtrex.com>
14218 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
14220 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
14221 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14222 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14223 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
14224 (compare_and_swap_12): New insn.
14225 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
14226 * config/mips/mips.c (mips_force_binary): New function.
14227 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
14228 (mips_expand_compare_and_swap_12): New function.
14229 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
14231 2008-04-25 Jan Hubicka <jh@suse.cz>
14234 * cfgexpand.c (pass_expand): Turn into RTL pass.
14235 * passes.c (execute_one_pass): Do pass typechecking after execution.
14236 * tree-pass.h (pass_expand): Turn into RTL pass.
14238 * function.h (struct rtl_data): Move here fields
14239 accesses_prior_frames, calls_eh_return, saves_all_registers,
14240 has_nonlocal_goto, has_asm_statement, is_thunk,
14241 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
14242 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
14243 arg_pointer_save_area_init from struct function; turn into bool.
14244 (struct function): Move
14245 calls_eh_return, saves_all_registers, has_nonlocal_goto,
14246 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
14247 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
14248 tail_call_emit, arg_pointer_save_area_init
14249 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
14250 (current_function_returns_struct, current_function_returns_pcc_struct,
14251 current_function_calls_setjmp, current_function_calls_alloca,
14252 current_function_accesses_prior_frames,
14253 current_function_calls_eh_return, current_function_is_thunk,
14254 current_function_stdarg, current_function_profile,
14255 current_function_limit_stack, current_function_uses_pic_offset_table,
14256 current_function_uses_const_pool, current_function_has_nonlocal_label,
14257 current_function_saves_all_registers,
14258 current_function_has_nonlocal_goto,
14259 current_function_has_asm_statement): Remove accesor macros.
14260 * ra-conflict.c (global_conflicts): Update.
14261 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
14262 (suitable_for_tail_call_opt_p): Update.
14263 * builtins.c (expand_builtin_return_addr): Update.
14264 (expand_builtin_setjmp_setup): Update.
14265 (expand_builtin_nonlocal_goto): Update.
14266 * final.c (final_start_function): Update.
14267 (profile_function): Update.
14268 (leaf_function_p): Update.
14269 (only_leaf_regs_used): Update.
14270 * df-scan.c (df_get_exit_block_use_set): Update.
14271 * dojump.c (clear_pending_stack_adjust): Update.
14272 * tree-stdarg.c (gate_optimize_stdarg): Update.
14273 * gimple-low.c (lower_function_body): Update.
14274 * global.c (compute_regsets): Update.
14275 (global_alloc): Update.
14276 * dwarf2out.c (dwarf2out_begin_prologue): Update.
14277 * expr.c (expand_assignment): Update.
14278 * dse.c (dse_step0): Update.
14279 (dse_step1): Update.
14280 * c-decl.c (store_parm_decls): Update.
14281 * local-alloc.c (combine_regs): Update.
14282 (find_free_reg): Update.
14283 * function.c (assign_parms_augmented_arg_list): Update.
14284 (assign_parm_find_data_types): Update.
14285 (assign_parms): Update.
14286 (allocate_struct_function): Update.
14287 (expand_function_start): Update.
14288 (expand_function_end): Update.
14289 (get_arg_pointer_save_area): Update.
14290 (thread_prologue_and_epilogue_insns): Update.
14291 (rest_of_match_asm_constraints): Update.
14292 * stor-layout.c (variable_size): Update.
14293 * gcse.c (gcse_main): Update.
14294 (bypass_jumps): Update.
14295 * gimplify.c (gimplify_function_tree): Update.
14296 * calls.c (emit_call_1): Update.
14297 (expand_call): Update.
14298 * bt-load.c (compute_defs_uses_and_gen): Update.
14299 * except.c (sjlj_assign_call_site_values): Update.
14300 (sjlj_emit_function_enter): Update.
14301 (can_throw_external): Update.
14302 (set_nothrow_function_flags): Update.
14303 (expand_builtin_unwind_init): Update.
14304 (expand_eh_return): Update.
14305 (convert_to_eh_region_ranges): Update.
14306 (output_function_exception_table): Update.
14307 * emit-rtl.c (gen_tmp_stack_mem): Update.
14308 * cfgexpand.c (expand_used_vars): Update.
14309 (tree_expand_cfg): Update.
14310 * cfgcleanup.c (rest_of_handle_jump): Update.
14311 * explow.c (allocate_dynamic_stack_space): Update.
14312 * varasm.c (assemble_start_function): Update.
14313 (force_const_mem): Update.
14314 (mark_constant_pool): Update.
14315 * tree-optimize.c (tree_rest_of_compilation): Update.
14316 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
14317 * tree-cfg.c (notice_special_calls): Update.
14318 (is_ctrl_altering_stmt): Update.
14319 (tree_can_make_abnormal_goto): Update.
14320 (tree_purge_dead_abnormal_call_edges): Update.
14321 * config/alpha/predicates.md: Update.
14322 * config/alpha/alpha.c (alpha_sa_mask): Update.
14323 (alpha_sa_size): Update.
14324 (alpha_does_function_need_gp): Update.
14325 (alpha_expand_prologue): Update.
14326 (alpha_start_function): Update.
14327 (alpha_output_function_end_prologue): Update.
14328 (alpha_expand_epilogue): Update.
14329 * config/frv/frv.c (frv_stack_info): Update.
14330 (frv_expand_epilogue): Update.
14331 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
14332 (s390_register_info): Update.
14333 (s390_frame_info): Update.
14334 (s390_init_frame_layout): Update.
14335 (s390_can_eliminate): Update.
14336 (save_gprs): Update.
14337 * config/spu/spu.c (spu_split_immediate): Update.
14338 (need_to_save_reg): Update.
14339 (spu_expand_prologue): Update.
14340 (spu_expand_epilogue): Update.
14341 * config/sparc/sparc.md: Update.
14342 * config/sparc/sparc.c (eligible_for_return_delay): Update.
14343 (sparc_tls_got): Update.
14344 (legitimize_pic_address): Update.
14345 (sparc_emit_call_insn): Update.
14346 (sparc_expand_prologue): Update.
14347 (output_return): Update.
14348 (print_operand): Update.
14349 (sparc_function_ok_for_sibcall): Update.
14350 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
14351 * config/m32r/m32r.md: Update.
14352 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
14353 (m32r_compute_frame_size): Update.
14354 (m32r_expand_prologue): Update.
14355 (m32r_expand_epilogue): Update.
14356 (m32r_legitimize_pic_address): Update.
14357 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
14358 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14359 * config/i386/i386.c (ix86_frame_pointer_required): Update.
14360 (gen_push): Update.
14361 (ix86_save_reg): Update.
14362 (ix86_compute_frame_layout): Update.
14363 (ix86_expand_prologue): Update.
14364 (ix86_expand_epilogue): Update.
14365 * config/sh/sh.c (output_stack_adjust): Update.
14366 (calc_live_regs): Update.
14367 (sh5_schedule_saves): Update.
14368 (sh_expand_prologue): Update.
14369 (sh_expand_epilogue): Update.
14370 (sh_setup_incoming_varargs): Update.
14371 (sh_allocate_initial_value): Update.
14372 (sh_get_pr_initial_val): Update.
14373 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
14374 * config/sh/sh.md (label:): Update.
14375 * config/avr/avr.c (out_movhi_mr_r): Update.
14376 * config/crx/crx.h (enum): Update.
14377 * config/xtensa/xtensa.h (along): Update.
14378 * config/stormy16/stormy16.c Update.
14379 (xstormy16_compute_stack_layout): Update.
14380 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
14381 (fr30_expand_prologue): Update.
14382 * config/cris/cris.c (cris_conditional_register_usage): Update.
14383 (cris_reg_saved_in_regsave_area): Update.
14384 (cris_initial_frame_pointer_offset): Update.
14385 (cris_simple_epilogue): Update.
14386 (cris_expand_prologue): Update.
14387 (cris_expand_epilogue): Update.
14388 (cris_expand_pic_call_address): Update.
14389 (cris_asm_output_symbol_ref): Update.
14390 (cris_asm_output_label_ref): Update.
14391 * config/cris/cris.md Update.
14392 * config/iq2000/iq2000.c (compute_frame_size): Update.
14393 (iq2000_expand_epilogue): Update.
14394 * config/mt/mt.h (save_direction): Update.
14395 * config/mn10300/mn10300.c (mn10300_function_value): Update.
14396 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
14397 (ia64_secondary_reload_class): Update.
14398 * config/m68k/m68k.c (m68k_save_reg): Update.
14399 (m68k_expand_prologue): Update.
14400 (m68k_expand_epilogue): Update.
14401 (legitimize_pic_address): Update.
14402 * config/rs6000/rs6000.c (rs6000_got_register): Update.
14403 (first_reg_to_save): Update.
14404 (first_altivec_reg_to_save): Update.
14405 (compute_vrsave_mask): Update.
14406 (compute_save_world_info): Update.
14407 (rs6000_stack_info): Update.
14408 (spe_func_has_64bit_regs_p): Update.
14409 (rs6000_ra_ever_killed): Update.
14410 (rs6000_emit_eh_reg_restore): Update.
14411 (rs6000_emit_allocate_stack): Update.
14412 (rs6000_emit_prologue): Update.
14413 (rs6000_emit_epilogue): Update.
14414 (rs6000_output_function_epilogue): Update.
14415 (output_profile_hook): Update.
14416 (rs6000_elf_declare_function_name): Update.
14417 * config/rs6000/rs6000.h (rs6000_args): Update.
14418 * config/rs6000/rs6000.md: Update.
14419 * config/mcore/mcore.c (mcore_expand_prolog): Update.
14420 * config/arc/arc.c (arc_output_function_epilogue): Update.
14421 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
14422 * config/darwin.c (machopic_function_base_name): Update.
14423 * config/score/score3.c (score3_compute_frame_size): Update.
14426 (score3_epilogue): Update.
14427 * config/score/score7.c (score7_compute_frame_size): Update.
14428 (score7_prologue): Update.
14429 (score7_epilogue): Update.
14430 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
14431 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14432 * config/arm/arm.c (use_return_insn): Update.
14433 (require_pic_register): Update.
14434 (arm_load_pic_register): Update.
14435 (arm_compute_save_reg0_reg12_mask): Update.
14436 (arm_compute_save_reg_mask): Update.
14437 (thumb1_compute_save_reg_mask): Update.
14438 (output_return_instruction): Update.
14439 (arm_output_function_prologue): Update.
14440 (arm_output_epilogue): Update.
14441 (arm_get_frame_offsets): Update.
14442 (arm_expand_prologue): Update.
14443 (thumb_pushpop): Update.
14444 (thumb_exit): Update.
14445 (thumb1_expand_prologue): Update.
14446 (thumb1_expand_epilogue): Update.
14447 (arm_unwind_emit): Update.
14448 (arm_output_fn_unwind): Update.
14449 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
14450 * config/arm/arm.md: Update.
14451 * config/pa/pa.md: Update.
14452 * config/pa/pa.c (legitimize_pic_address): Update.
14453 (compute_frame_size): Update.
14454 (hppa_expand_prologue): Update.
14455 (hppa_expand_epilogue): Update.
14456 (borx_reg_operand): Update.
14457 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
14458 (HARD_REGNO_RENAME_OK): Update.
14459 * config/mips/mips.c (mips_global_pointer): Update.
14460 (mips_save_reg_p): Update.
14461 (mips_compute_frame_info): Update.
14462 (mips_frame_pointer_required): Update.
14463 (mips_expand_prologue): Update.
14464 (mips_expand_epilogue): Update.
14465 (mips_can_use_return_insn): Update.
14466 (mips_reorg_process_insns): Update.
14467 * config/v850/v850.c (compute_register_save_size): Update.
14468 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
14469 * config/mmix/mmix.c (along): Update.
14470 (mmix_expand_epilogue): Update.
14471 * config/bfin/bfin.c (legitimize_pic_address): Update.
14472 (must_save_p): Update.
14473 (stack_frame_needed_p): Update.
14474 (add_to_reg): Update.
14475 (bfin_expand_prologue): Update.
14476 * stmt.c (expand_asm_operands): Update.
14477 * reload1.c (reload): Update.
14478 (init_elim_table): Update.
14480 2008-04-25 Bob Wilson <bob.wilson@acm.org>
14482 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
14484 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
14486 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
14487 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
14488 (mov<mode>): Removed.
14489 (*movv4sf_internal): Likewise.
14490 (*movv2df_internal): Likewise.
14492 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
14494 * config.gcc (crx-*-elf): Remove deprecation.
14496 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
14498 * config/i386/cygming-crtend.c (register_frame_ctor): Register
14499 __gcc_deregister_frame with atexit.
14500 (deregister_frame_dtor): Remove.
14502 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
14503 Nathan Sidwell <nathan@codesourcery.com>
14505 * config/rs6000/rs6000.opt (mspe): Remove Var property.
14507 * config/rs6000/rs6000.h (rs6000_spe): Declare.
14508 (rs6000_isel): Likewise.
14509 * config/rs6000/rs6000.c (rs6000_spe): New variable.
14510 (rs6000_isel): New variable.
14511 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
14513 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14516 * c-common.c (handle_vector_size_attribute): Call
14517 lang_hooks.types.reconstruct_complex_type instead of
14518 reconstruct_complex_type.
14519 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
14520 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
14521 * langhooks.h (struct lang_hooks_for_types): Add
14522 reconstruct_complex_type hook.
14523 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
14524 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
14526 2008-04-24 Richard Guenther <rguenther@suse.de>
14528 * c-common.h (check_builtin_function_arguments): Declare.
14529 * c-common.c (validate_nargs): New function.
14530 (check_builtin_function_arguments): Likewise.
14531 * c-typeck.c (build_function_call): Call
14532 check_builtin_function_arguments.
14533 * builtins.c (fold_builtin_classify): Remove error reporting code.
14534 (fold_builtin_unordered_cmp): Likewise.
14535 (fold_builtin_1): Likewise.
14536 (fold_builtin_n): Likewise.
14538 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14540 PR tree-optimization/36008
14541 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
14542 the original op1, rather than delta by step.
14544 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
14545 Sebastian Pop <sebastian.pop@amd.com>
14547 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
14548 eliminate_local_variables_stmt, eliminate_local_variables,
14549 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
14550 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
14551 of code delimited by two edges in the CFG.
14552 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
14553 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
14554 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
14555 the case of parallelisation of reductions.
14556 (expr_invariant_in_region_p): New.
14558 * tree-flow.h (gather_blocks_in_sese_region): Declared.
14559 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
14561 2008-04-24 Ira Rosen <irar@il.ibm.com>
14562 Richard Guenther <rguenther@suse.de>
14564 PR tree-optimization/36034
14565 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
14566 incapable of dealing with loads with gaps.
14568 2008-04-24 Rafael Espindola <espindola@google.com>
14570 * tree-flow.h (vrp_evaluate_conditional): Change signature.
14571 * tree-ssa-propagate.c (fold_predicate_in): Update call to
14572 vrp_evaluate_conditional.
14573 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
14574 (vrp_evaluate_conditional): Split the cond argument.
14575 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
14576 (simplify_stmt_for_jump_threading): Update call to
14577 vrp_evaluate_conditional.
14579 2008-04-24 Ira Rosen <irar@il.ibm.com>
14581 PR tree-optimization/35982
14582 * tree-vect-analyze.c (vect_check_interleaving): Check that the
14583 interleaved data-refs are of the same type.
14585 2008-04-24 Danny Smith <dannysmith@users.net>
14587 * c-format.c (check_format_info_main): Use strncmp rather than a
14588 magic prefix to handle multichar length specs.
14589 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
14590 Don't prefix "I64" and "I32" with '\0'.
14592 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14595 * config/i386/i386.c (init_cumulative_args): Don't pass anything
14596 in registers for -m32 only if stdarg_p (fntype).
14598 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
14600 PR rtl-optimization/36006
14601 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
14602 temp to op0 in order to avoid invalid rtx sharing.
14604 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
14606 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
14607 check TREE_INVARIANT.
14608 * tree-gimple.c (is_gimple_address): New.
14609 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
14610 * tree-gimple.h (is_gimple_address): New.
14611 * tree.h (decl_address_invariant_p): New.
14612 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
14613 (build_string): Likewise.
14614 (decl_address_invariant_p): New, from is_gimple_invariant_address.
14615 (tree_invariant_p_1): Likewise.
14616 (save_expr): Use it.
14617 (tree_invariant_p): New.
14618 (skip_simple_arithmetic): Use it.
14619 (stabilize_reference_1): Use it.
14620 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
14622 (build1_stat): Drop code to compute TREE_INVARIANT.
14623 (build2_stat): Drop code to compute TREE_INVARIANT.
14624 (build3_stat): Drop code to compute TREE_INVARIANT.
14625 (build4_stat): Drop code to compute TREE_INVARIANT.
14626 (build5_stat): Drop code to compute TREE_INVARIANT.
14627 (build7_stat): Drop code to compute TREE_INVARIANT.
14628 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
14629 * tree.h (struct tree_base): Remove invariant_flag.
14630 (TREE_INVARIANT): Remove.
14631 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
14632 (fold_builtin_expect): Check TREE_CONSTANT.
14633 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
14634 * c-tree.h (c_expr_to_decl): Drop third parameter.
14635 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
14636 (build_c_cast): Don't set TREE_INVARIANT.
14637 (pop_init_level): Don't set TREE_INVARIANT.
14638 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
14639 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
14641 (gimplify_init_constructor): Don't set TREE_INVARIANT.
14642 (gimplify_addr_expr): Adjust comment.
14643 * tree-mudflap.c (mf_build_string):
14644 * print-tree.c (print_node): Don't print TREE_INVARIANT.
14645 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
14646 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
14647 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
14648 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
14649 * langhooks.h (struct lang_hooks): Drop third parameter from
14652 2008-04-23 Richard Guenther <rguenther@suse.de>
14654 PR tree-optimization/27799
14655 PR tree-optimization/32921
14656 PR tree-optimization/32624
14657 * tree-ssa-structalias.c (merge_smts_into): Only merge the
14658 SMTs aliases and the tag itself into the solution.
14659 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
14660 merge the points-to solution back into the SMT aliases.
14661 (may_alias_p): Use alias_set_subset_of instead of
14662 aliases_conflict_p. A pointer which points to
14663 memory with alias set zero may access any variable.
14665 2008-04-23 Richard Guenther <rguenther@suse.de>
14667 * alias.c (alias_set_subset_of): Correctly handle asking
14668 if zero is a subset of an alias set with zero child.
14669 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
14670 (compute_flow_insensitive_aliasing): Correctly walk all
14671 pointers. Do not unnecessarily union sets.
14673 2008-04-23 Richard Guenther <rguenther@suse.de>
14675 PR middle-end/36021
14676 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
14678 2008-04-22 Tomas Bily <tbily@suse.cz>
14680 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
14682 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
14684 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
14685 * tree-ssa-structalias.c (get_constraint_for): Likewise.
14686 * tree-inline.c (estimate_num_insns_1): Likewise.
14687 * varasm.c (const_hash_1, compare_constant, copy_constant)
14688 (compute_reloc_for_constant, output_addressed_constants): Likewise.
14689 * emit-rtl.c (component_ref_for_mem_expr)
14690 (set_mem_attributes_minus_bitpos): Likewise.
14691 * expr.c (highest_pow2_factor, expand_expr_real_1, )
14692 (is_aligning_offset): Likewise.
14693 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
14694 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
14695 * dojump.c (do_jump): Likewise.
14696 * builtins.c (get_pointer_alignment, get_memory_rtx)
14697 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
14698 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
14700 2008-04-23 Jakub Jelinek <jakub@redhat.com>
14702 PR rtl-optimization/36017
14703 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
14704 expanding the library call.
14706 2008-04-22 Ian Lance Taylor <iant@google.com>
14708 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
14709 than size_in_bytes.
14711 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
14713 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
14714 of LR/CTR moves for Power6.
14716 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
14718 PR middle-end/36003
14719 * passes.c (init_optimization_passes): Remove
14720 pass_fast_rtl_byte_dce.
14722 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
14725 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
14726 builtin functions to generate faster code.
14727 (_mm_cvtpu16_ps): Ditto.
14728 (_mm_cvtpi32x2_ps): Ditto.
14730 2008-04-22 Nick Clifton <nickc@redhat.com>
14732 * common.opt (ftree-loop-distribution): Add Optimization
14735 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
14736 (frv_expand_builtin_va_start): Likewise.
14738 * config/arm/arm.c (thumb_find_work_register): Fix location of
14739 argument register count.
14741 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
14743 Support scheduling for ColdFire V1 and V3 microarchitecture.
14744 Improve scheduling of multiplication instructions.
14746 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
14747 (mac): New instruction attribute.
14748 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
14749 (m68k_sched_mac): New variable.
14750 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
14751 Handle cfv1 and cfv3.
14752 (max_insn_size): New static variable.
14753 (struct _sched_ib): New type.
14754 (sched_ib): New static variable.
14755 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
14756 to fields of 'struct _sched_ib sched_ib'. Update all uses.
14757 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
14759 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
14760 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
14761 new variables. Update.
14762 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
14763 Add modeling of cfv3 instruction buffer. Update.
14764 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
14765 * config/m68k/m68k.h (TUNE_CFV3): New macro.
14766 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
14767 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
14768 a particular reservation applies to.
14769 (type2): Reorganize attribute values. Rename alu to alu_reg,
14770 alu_l to alu, move_l to omove. Join move to alu. Split mul
14771 to mul_l and mul_w.
14772 (cf_ib_*): Simplify description of instruction buffer.
14773 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
14774 (cf_mem): Split into cf_mem1 and cf_mem2.
14775 (cf_v2_move_??): Rename to cfv12_alu_??.
14776 (cf_v2_move_l_??): Rename to cfv12_omove_??.
14777 (cf_v2_mul_??): Remove reservations.
14778 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
14779 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
14780 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
14782 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
14783 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
14784 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
14785 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
14786 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
14787 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
14788 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
14789 expansions of the above reservations for instructions of sizes
14792 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
14794 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
14796 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
14798 * coverage.c: Include tree-pass.h.
14799 (coverage_counter_alloc): Print da_file_name to the dump file.
14801 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
14803 * sbitmap.c (sbitmap_range_empty_p): New function.
14804 * sbitmap.h (sbitmap_range_empty_p): New function.
14805 * bitmap.h: Now includes obstack.h.
14807 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
14808 Kenneth Zadeck <zadeck@naturalbridge.com>
14810 * dbgcnt.def (ra_byte_scan): Added.
14811 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
14812 when the last hit happens for a counter.
14813 * timevar.def (TV_DF_BYTE_LR): New variable.
14814 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
14815 * passes.c (pass_fast_rtl_byte_dce): New pass.
14816 * fwprop.c (update_df): Added mode to call df_ref_create.
14817 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
14818 DF_REF_EXTRACT_OFFSET.
14819 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
14820 DF_BYTE_LR_OUT, df_byte_lr): New macro.
14822 (df_ref_extract): Added mode field.
14823 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
14824 DF_REF_EXTRACT_OFFSET.
14825 (DF_REF_EXTRACT_MODE): New macro.
14826 (df_byte_lr_bb_info): New structure.
14827 (df_print_byte_regset, df_compute_accessed_bytes,
14828 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
14829 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
14830 df_byte_lr_simulate_uses,
14831 df_byte_lr_simulate_artificial_refs_at_top,
14832 df_byte_lr_simulate_artificial_refs_at_end,
14833 df_compute_accessed_bytes): New function.
14834 (df_ref_create): Add parameter.
14835 (df_byte_lr_get_bb_info): New inline function.
14836 * df-scan.c (df_ref_record, df_uses_record,
14837 df_ref_create_structure): Added mode parameter.
14838 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
14839 df_defs_record, df_uses_record, df_get_conditional_uses,
14840 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
14841 df_entry_block_defs_collect, df_exit_block_uses_collect):
14842 Added mode parameter to calls to df_ref_record, df_uses_record,
14843 df_ref_create_structure.
14844 (df_ref_equal_p, df_ref_compare): Added test for modes.
14845 (df_ref_create_structure): Added code to set mode. Renamed
14846 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
14847 DF_REF_EXTRACT_OFFSET.
14848 * df-core.c (df_print_byte_regset): New function.
14849 * df-byte-scan.c: New file.
14850 * df-problems.c (df_rd_transfer_function): Removed unnecessary
14851 calls to BITMAP_FREE.
14852 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
14853 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
14854 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
14855 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
14856 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
14857 df_byte_lr_local_compute, df_byte_lr_init,
14858 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
14859 df_byte_lr_transfer_function, df_byte_lr_free,
14860 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
14861 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
14862 df_byte_lr_simulate_uses,
14863 df_byte_lr_simulate_artificial_refs_at_top,
14864 df_byte_lr_simulate_artificial_refs_at_end): New function.
14865 * dce.c (byte_dce_process_block): New function.
14866 (dce_process_block): au is now passed in rather than computed
14867 locally. Changed loops that look at artificial defs to not look
14868 for conditional or partial ones, because there never are any.
14869 (fast_dce): Now is able to drive byte_dce_process_block or
14870 dce_process_block depending on the kind of dce being done.
14871 (rest_of_handle_fast_dce): Add parameter to fast_dce.
14872 (rest_of_handle_fast_byte_dce): New function.
14873 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
14874 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
14876 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
14879 * gcc.h: Added fortran options that take arguments to
14880 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
14883 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
14885 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
14886 scalarization if on the LHS and not a full access.
14888 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14890 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
14892 2008-04-18 Rafael Espindola <espindola@google.com>
14894 * tree-vrp.c (find_case_label_index): Fix the binary search.
14895 (find_case_label_range): New.
14896 (vrp_visit_switch_stmt): Use find_case_label_range.
14897 (simplify_switch_using_ranges): Use find_case_label_range.
14899 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
14901 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
14902 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
14904 2008-04-18 Tom Tromey <tromey@redhat.com>
14907 * doc/cpp.texi (Implementation-defined behavior): Mention
14910 2008-04-18 Ian Lance Taylor <iant@google.com>
14912 * fold-const.c (pointer_may_wrap_p): New static function.
14913 (fold_comparison): Add another test for pointer overflow. Use
14914 pointer_may_wrap_p to disable some false positives.
14916 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
14918 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
14919 (fname_as_string): Match updated cpp_interpret_string prototype.
14920 (fix_string_type): Support char16_t* and char32_t*.
14921 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
14922 derivative) nodes. Register as builtin if C++0x.
14923 (c_parse_error): Support CPP_CHAR{16,32}.
14924 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
14925 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
14926 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
14927 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
14928 CTI_CHAR32_ARRAY_TYPE>: New elements.
14929 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
14930 char32_type_node, signed_char32_type_node, char16_array_type_node,
14931 char32_array_type_node): New defines.
14932 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
14933 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
14934 (lex_string): Support CPP_STRING{16,32}, match updated
14935 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
14936 (lex_charconst): Support CPP_CHAR{16,32}.
14937 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
14938 and CPP_STRING{16,32}.
14940 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
14943 * aclocal.m4: Regenerate.
14944 * configure: Regenerate.
14946 2008-04-18 Jan Hubicka <jh@suse.cz>
14948 * except.c (dw2_size_of_call_site_table,
14949 sjlj_size_of_call_site_table): Use vector API for call_site_record.
14951 * cgraphbuild.c (build_cgraph_edges): Update.
14952 * tree-pass.h: Update comment.
14953 * final.c (leaf_function_p): Update.
14954 (leaf_renumber_regs): Update.
14955 (rest_of_clean_state): Update.
14956 * omp-low.c (expand_omp_parallel): Update.
14957 * ipa-reference.c (analyze_function): Update.
14958 * reorg.c (find_end_label): Update.
14959 (optimize_skip): Update.
14960 (fill_simple_delay_slots): Update.
14961 (fill_simple_delay_slots): Update.
14962 (make_return_insns): Update.
14963 (dbr_schedule): Update.
14964 * gimple-low.c (record_vars_into): Update.
14965 * cfgbuild.c (make_edges): Update.
14966 * function.c (assign_stack_local): Update.
14967 (assign_parm_adjust_stack_rtl): Update.
14968 (locate_and_pad_parm): Update.
14969 (allocate_struct_function): Do not initialize stack_alignment_needed
14970 and preferred_stack_boundary here.
14971 (stack_protect_prologue): Update.
14972 (stack_protect_epilogue): Update.
14973 (expand_function_start): Initialize stack_alignment_needed,
14974 preferred_stack_boundary and max_jumptable_ents.
14975 (expand_function_end): Update.
14976 (free_after_compilation): Do not NULLify epilogue_delay_list.
14977 * function.h (struct rtl_data): Add stack_protect_guard,
14978 stack_alignment_needed,
14979 preferred_stack_boundary, epilogue_delay_list.
14980 (struct function): Remove value_histograms, stack_alignment_needed,
14981 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
14983 unexpanded_var_list, stack_protect_guard.
14984 (current_function_epilogue_delay_list): Remove.
14985 * ipa-type-escape.c (analyze_function): Update.
14986 * gimplify.c (pop_gimplify_context): Update comment.
14987 * calls.c (expand_call): Update.
14988 (emit_library_call_value_1): Update.
14989 * except.c (set_nothrow_function_flags): Update.
14990 * cfgexpand.c (get_decl_align_unit): Update.
14991 (create_stack_guard): Update.
14992 (estimated_stack_frame_size): Update.
14993 (expand_used_vars): Update.
14994 (tree_expand_cfg): Free histogram earliers, init expansion variables.
14995 * explow.c (allocate_dynamic_stack_space): Update.
14996 * tree-ssa-live.c (remove_unused_locals): Update.
14997 * varasm.c (mark_constant_pool): Update.
14998 * tree-inline.c (remap_decls): Update.
14999 (initialize_cfun): Update.
15000 (declare_return_variable): Update.
15001 (inline_forbidden_p): Update.
15002 (expand_call_inline): Update.
15003 (declare_inline_vars): Update.
15004 (tree_function_versioning): Update.
15005 * tree-flow.h (value_histograms): New.
15006 (VALUE_HISTOGRAMS): New macro.
15007 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
15009 * tree-cfg.c (set_bb_for_stmt): Update.
15010 (replace_by_duplicate_decl): Update.
15011 (move_block_to_fn): Update.
15012 (new_label_mapper): Update.
15013 (dump_function_to_file): Update.
15014 * ipa-struct-reorg.c (build_data_structure): Update.
15015 * cfgrtl.c (print_rtl_with_bb): Update.
15016 * reload1.c (reload): Update.
15018 * config/i386/i386.c (setup_incoming_varargs_64,
15019 ix86_compute_frame_layout): Update.
15020 * config/arc/arc.c (arc_output_function_epilogue): Update.
15022 2008-04-18 Marius Strobl <marius@FreeBSD.org>
15024 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
15025 for FreeBSD as well.
15026 * gthr-posix95.h: Likewise.
15028 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
15030 PR rtl-optimization/35838
15031 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
15032 out the byte offset of the first subreg.
15034 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
15036 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
15037 to split_ti instead of three separate calls with single member arrays.
15038 (subti3 splitter): Ditto.
15039 (adddi3 splitter): Ditto with split_di.
15040 (subdi3 splitter): Ditto.
15041 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
15042 two separate calls with single member arrays. Swap match_dup
15043 operands 1 and 2 to better fit into the array.
15044 (negdi2 splitter): Ditto with split_di.
15045 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
15046 two separate calls with single member arrays. Swap match_dup operands
15047 6 and 7 to better fit into the array.
15049 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
15051 * config/i386/i386.c (sse_builtin_type): New.
15052 (bdesc_sse_args): Likewise.
15053 (bdesc_sse_3arg): Removed.
15054 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15055 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
15056 IX86_BUILTIN_ROUNDPS.
15057 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
15058 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
15059 IX86_BUILTIN_ROUNDPS.
15060 (ix86_expand_sse_4_operands_builtin): Removed.
15061 (ix86_expand_sse_operands_builtin): New.
15062 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
15063 and CODE_FOR_sse4_1_roundps.
15064 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15065 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
15067 2008-04-17 Alan Modra <amodra@bigpond.net.au>
15070 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
15071 regs before frame pop when needed. If use_backchain_to_restore_sp
15072 then load backchain into a temp reg to restore vr and vrsave. Add
15073 code to restore vr after frame pop if possible.
15075 2008-04-17 Richard Guenther <rguenther@suse.de>
15077 * tree-vn.c (expressions_equal_p): Do not check type
15078 equality or compatibility before calling operand_equal_p.
15079 * fold-const.c (operand_equal_p): Check equivalence of
15080 integer constants before bailing out due to signedness or
15081 precision differences.
15082 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
15083 spurious differences in type qualification. Ignore types
15084 for COMPONENT_REFs at all.
15086 2008-04-17 Christian Bruel <christian.bruel@st.com>
15088 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
15089 msw_skip comparison.
15091 2008-04-16 Jakub Jelinek <jakub@redhat.com>
15094 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
15097 PR tree-optimization/35899
15098 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
15099 rather than TREE_OPERAND.
15101 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
15104 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
15105 temporary registers. Change operand predicate to general_operand.
15106 (remainderxf3): Ditto.
15108 2008-04-16 Richard Guenther <rguenther@suse.de>
15110 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
15111 * tree-affine.c (aff_combination_expand): Look through some
15114 2008-04-15 Doug Kwan <dougkwan@google.com>
15116 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
15118 * tree-pretty-print.c (dump_generic_node): Ditto.
15119 * final.c (output_addr_const): Ditto.
15120 * dwarf2out.c (output_cfi): Ditto.
15121 * c-pretty-print.c (pp_c_integer_constant): Ditto.
15122 * print-rtl.c (print_rtx): Ditto.
15123 * print-tree.c (print_node_brief, print_node): Ditto.
15124 * c-common.c (match_case_to_enum_1): Ditto.
15125 * sched-vis.c (print_value): Ditto.
15126 * config/i386/i386.c (print_operand): Cast to long unsigned int
15129 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
15130 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
15131 MS Windows VirtualProtect function.
15133 2008-04-15 Jan Hubicka <jh@suse.cz>
15135 * gengtype.c (write_root): Param_is argument is OK.
15136 * expr.c (expand_expr_real_1): Update call of get_exception_*.
15137 * function.h: Include varray.h
15138 (rtl_eh): New stucture based on except.c one.
15139 (call_site_record): New forward declaration and vector type.
15140 * calls.c (emit_call_1): Do not call
15141 note_current_region_may_contain_throw.
15142 * except.c (eh_status): Remove cur_region, try_region since they are
15144 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
15145 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
15146 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
15147 Remove call_site_data_used, call_site_data_size.
15148 Turn call_site_record into vector in function.h.
15149 (note_current_region_may_contain_throw): Remove.
15150 (get_exception_pointer, get_exception_filter): Do not take struct
15151 function argument; update.
15152 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
15153 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
15154 build_post_landing_pads, dw2_build_landing_pads,
15155 sjlj_assign_call_site_values, sjlj_mark_call_sites,
15156 sjlj_emit_function_enter, sjlj_emit_function_enter,
15157 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
15158 sjlj_build_landing_pads, finish_eh_generation,
15159 remove_exception_handler_label, remove_eh_handler,
15160 maybe_remove_eh_handler, add_reachable_handler,
15161 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
15162 add_action_record, collect_one_action_chain, add_call_site,
15163 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
15164 sjlj_output_call_site_table, output_function_exception_table,
15165 * except.h (note_current_region_may_contain_throw): Remove
15166 (get_exception_pointer, get_exception_filter): Do not take struct
15168 * Makefile.in (GTFILES): Put varargs before struct function.
15170 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15172 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
15173 punt for STRING_CST.
15174 (get_constraint_for): Deal with STRING_CST here instead.
15176 2008-04-15 Richard Guenther <rguenther@suse.de>
15178 * tree-ssa-propagate.c (substitute_and_fold): Substitute
15179 statements in a basic-block with a backward walk. Do not
15180 substitute into dead statements but instead remove those.
15182 2008-04-15 Richard Guenther <rguenther@suse.de>
15184 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
15185 to zero, thus disable creation of SFTs.
15187 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15189 * tree-predcom.c (suitable_reference_p): Return false if the
15190 reference can throw.
15192 2008-04-15 Jakub Jelinek <jakub@redhat.com>
15195 * c-decl.c (finish_decl): If extern or static var has variable
15196 size, set TREE_TYPE (decl) to error_mark_node.
15198 2008-04-15 Rafael Espindola <espindola@google.com>
15200 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
15203 2008-04-15 Richard Guenther <rguenther@suse.de>
15205 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
15206 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
15207 (visit_reference_op_load): Do walk vuse-vdef chains on
15208 vn_reference_lookup.
15209 (visit_reference_op_store): But do not here.
15210 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
15211 vn_reference_lookup.
15212 (vn_lookup_with_vuses): But do so here.
15214 2008-04-14 Ian Lance Taylor <iant@google.com>
15216 * fold-const.c (fold_overflow_warning): Remove assertion.
15218 2008-04-15 Ben Elliston <bje@au.ibm.com>
15220 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
15221 temp1 local variables.
15223 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
15226 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
15227 ".text.unlikely" section as executable.
15229 2008-04-14 James E. Wilson <wilson@tuliptree.org>
15231 * config/ia64/ia64.c (rtx_needs_barrier): Handle
15232 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
15233 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
15234 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
15235 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
15236 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
15237 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
15239 2008-04-14 Ian Lance Taylor <iant@google.com>
15241 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
15242 * fold-const.c (fold_comparison): If appropriate, test
15243 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
15244 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
15245 reassociating a pointer type.
15246 * doc/invoke.texi (Optimize Options): Document that
15247 -fstrict-overflow applies to pointer wraparound.
15249 2008-04-13 Jan Hubicka <jh@suse.cz>
15251 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
15253 2008-04-12 Andrew Pinski <pinskia@gmail.com>
15255 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
15256 we are going to "save the world".
15258 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
15260 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
15261 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
15262 operand 0 constraint, not "=".
15264 2008-04-11 James E. Wilson <wilson@tuliptree.org>
15266 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
15268 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15270 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
15271 of size of positions_needed * CHAR_BIT.
15273 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15275 PR middle-end/35897
15276 * dse.c (store_info): Change positions_needed to unsigned
15278 (lowpart_bitmask): New.
15279 (record_store): Cast to unsigned HOST_WIDE_INT for
15280 positions_needed. Assert width <= size of positions_needed *
15281 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
15282 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
15283 lowpart_bitmask to set mask.
15285 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15287 * config/bfin/constraints.md: New file.
15288 * config/bfin/bfin.md: Include it.
15289 (adddi3): Use satisfies_constraint functions instead of the old macros.
15290 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
15291 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
15292 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
15293 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
15294 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
15295 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
15296 EXTRA_CONSTRAINT): Delete.
15297 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
15298 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
15300 * config/bfin/bfin.c: Include "tm-constrs.h".
15301 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
15302 Use satisfies_constraint functions instead of the old macros.
15303 * doc/md.texi (Blackfin Constraints): Update file name reference.
15305 2008-04-11 Richard Guenther <rguenther@suse.de>
15307 PR tree-optimization/35869
15308 * tree-vrp.c (execute_vrp): Move switch statement update after
15309 jump threading. Schedule another cfg cleanup run.
15311 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
15314 * attribs.c (decl_attributes): Return early on errorneous node.
15316 2008-04-10 Oleg Ryjkov <olegr@google.com>
15318 * tree.h (struct tree_base): Added a new flag default_def_flag.
15319 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
15321 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
15323 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
15325 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15328 * pa.md: Define mode iterator P. Define mode attribute dwc.
15329 (dcacheflush): Update pattern to use iterator P and attribute dwc.
15330 (icacheflush): Likewise.
15331 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
15332 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
15334 2008-04-11 Ben Elliston <bje@au.ibm.com>
15336 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
15338 2008-04-10 Rafael Espindola <espindola@google.com>
15340 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
15341 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
15342 (extract_range_from_expr): The same.
15344 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15346 * config/mips/mips.md (GPR2): New mode iterator.
15347 (seq): Add comment.
15348 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
15349 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
15350 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
15351 Rewrite these to take two modes, the mode of comparison and the
15352 mode of the destination.
15353 * config/mips/mips.c (mips_expand_scc): Instead of having
15354 paradoxical subreg as destination, expand "narrowing" scc if mode
15355 of comparison is SI and target is requested in DI mode.
15356 (mips_emit_int_order_test): Update comment. Make mode of
15357 comparison match CMP0 rather than TARGET. When creating inverse
15358 target use mode of TARGET.
15360 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15362 * gcov-dump.c (tag_summary): Only print summaries for the first
15363 GCOV_COUNTERS_SUMMABLE counters.
15365 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
15367 * config/i386/i386.md (absneg): New code iterator.
15368 (absnegprefix): New code attribute.
15369 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
15370 patterns using absneg code iterator.
15371 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
15372 using absneg code iterator.
15373 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
15374 *neg<mode>2 patterns using absneg code iterator.
15375 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15376 *negextendsfdf2 patterns using absneg code iterator.
15377 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
15378 *negextendsfxf2 patterns using absneg code iterator.
15379 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15380 *negextendsfdf2 patterns using absneg code iterator.
15381 * config/i386/sse.md (<code><mode>2): Macroize expander from
15382 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
15384 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
15386 * config/s390/s390.h: Remove the remains of the recent search
15387 & replace action of current_function_outgoing_args_size.
15389 2008-04-10 Ira Rosen <irar@il.ibm.com>
15391 PR tree-optimization/35821
15392 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
15393 NEW_STMT_LIST is not NULL.
15395 2008-04-09 David Edelsohn <edelsohn@gnu.org>
15398 * toplev.c (process_options): Remove -ffunction-sections debugging
15401 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
15403 PR middle-end/PR28690
15404 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
15405 than gen_rtx_fmt_ee to perform more canonicalizations.
15407 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15410 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
15412 2008-04-09 Richard Guenther <rguenther@suse.de>
15414 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
15415 (dump_function_to_file): Dump function arguments with types.
15417 2008-04-08 Richard Guenther <rguenther@suse.de>
15419 * fold-const.c (fold_widened_comparison): Do not allow
15420 sign-changes that change the result.
15422 2008-04-08 Janis Johnson <janis187@us.ibm.com>
15425 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
15426 kinds of indirect references.
15428 2008-04-08 David Edelsohn <edelsohn@gnu.org>
15430 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
15431 GNU Fortran language string.
15433 2008-04-08 Rafael Espindola <espindola@google.com>
15435 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
15436 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
15437 * tree.h (tree_call_nonnegative_warnv_p): New.
15439 2008-04-08 Jan Hubicka <jh@suse.cz>
15441 * function.c (free_after_compilation): Clear out regno_reg_rtx
15444 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
15447 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
15449 PR middle-end/PR28690
15450 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
15451 same precedence as REG_POINTER and MEM_POINTER operands.
15453 2008-04-08 Richard Guenther <rguenther@suse.de>
15455 PR middle-end/35834
15456 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
15457 for adding index to base.
15459 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
15461 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
15462 (MINGW_ENABLE_EXECUTE_STACK): New.
15463 (IN_LIBGCC2): For libgcc include windows.h file for
15464 function declarations.
15466 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
15468 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
15469 and tem2 if tem1 is not a REG or MULT.
15471 2008-04-08 Jan Hubicka <jh@suse.cz>
15473 * function.h (incomming_args): Break out of struct function.
15474 (function_subsections): Break out of struct function.
15475 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
15476 return_rtx and hard_reg_initial_vals from struct function.
15477 Kill inl_max_label_num.
15478 (current_function_pops_args, current_function_args_info,
15479 current_function_args_size, current_function_args_size,
15480 current_function_pretend_args_size,
15481 current_function_outgoing_args_size,
15482 current_function_internal_arg_pointer, current_function_return_rtx):
15483 Kill compatibility accestor macros.
15484 * builtins.c (expand_builtin_apply_args_1): Update.
15485 (expand_builtin_next_arg): Update.
15486 * df-scan.c (df_get_call_refs): Update.
15487 * dbxout.c (dbxout_function_end): Update.
15488 * dwarf2out.c (dwarf2out_switch_text_section): Update.
15489 (output_line_info): Update.
15490 (secname_for_decl): Update.
15491 (dwarf2out_var_location): Update.
15492 * function.c (free_after_compilation): Update.
15493 (assign_parm_find_stack_rtl): Update.
15494 (assign_parms): Update.
15495 (expand_dummy_function_end): Update.
15496 (expand_function_end): Update.
15497 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
15498 (expand_call): Update.
15499 (emit_library_call_value_1): Update.
15500 (store_one_arg): Update.
15501 * varasm.c (initialize_cold_section_name): Update.
15502 (unlikely_text_section): Update.
15503 (unlikely_text_section_p): Update.
15504 (assemble_start_function): Update.
15505 (assemble_end_function): Update.
15506 (default_section_type_flags): Update.
15507 (switch_to_section): Update.
15508 * integrate.c (set_decl_abstract_flags): Update.
15509 (get_hard_reg_initial_val): Update.
15510 (has_hard_reg_initial_val): Update.
15511 (allocate_initial_values): Update.
15512 * resource.c (init_resource_info): Update.
15513 * config/alpha/alpha.c (NUM_ARGS): Update.
15514 (direct_return): Update.
15515 (alpha_va_start): Update.
15516 (alpha_sa_size): Update.
15517 (alpha_initial_elimination_offset): Update.
15518 (alpha_expand_prologue): Update.
15519 (alpha_start_function): Update.
15520 (alpha_expand_epilogue): Update.
15521 (unicosmk_initial_elimination_offset):
15522 * config/alpha/alpha.md (call expander): Update.
15523 * config/s390/s390.c (s390_register_info): Update.
15524 (s390_register_info): Update.
15525 (s390_frame_info): Update.
15526 (s390_initial_elimination_offset): Update.
15527 (s390_build_builtin_va_list): Update.
15528 (s390_va_start): Update.
15529 * config/spu/spu.c (direct_return): Update.
15530 (spu_expand_prologue): Update.
15531 (spu_initial_elimination_offset): Update.
15532 (spu_build_builtin_va_list): Update.
15533 (spu_va_start): Update.
15534 * config/sparc/sparc.c (sparc_init_modes): Update.
15535 (sparc_compute_frame_size): Update.
15536 (function_value): Update.
15537 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
15538 * config/i386/i386.md (return expander): Update.
15539 * config/i386/i386.c (ix86_va_start): Update.
15540 (ix86_can_use_return_insn_p): Update.
15541 (ix86_compute_frame_layout): Update.
15542 (ix86_expand_epilogue): Update.
15543 * config/sh/sh.c (output_stack_adjust): Update.
15544 (calc_live_regs): Update.
15545 (sh_expand_prologue): Update.
15546 (sh_builtin_saveregs): Update.
15547 (sh_va_start): Update.
15548 (initial_elimination_offset): Update.
15549 (sh_allocate_initial_value): Update.
15550 (sh_function_ok_for_sibcall): Update.
15551 (sh_get_pr_initial_val): Update.
15552 * config/sh/sh.md (return expander): Update.
15553 * config/avr/avr.c (frame_pointer_required_p): UPdate.
15554 * config/crx/crx.c (crx_compute_frame): UPdate.
15555 (crx_initial_elimination_offset): UPdate.
15556 * config/xtensa/xtensa.c (compute_frame_size): Update
15557 (xtensa_builtin_saveregs): Update.
15558 (xtensa_va_start): Update.
15559 (order_regs_for_local_alloc): Update.
15560 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
15561 (xstormy16_expand_builtin_va_start): Update.
15562 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
15563 * config/m68hc11/m68hc11.md (return expanders): Update.
15564 * config/m68hc11/m68hc11.c (expand_prologue): Update.
15565 (expand_epilogue): Update.
15566 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
15567 (cris_simple_epilogue): Update.
15568 (cris_expand_prologue): Update.
15569 (cris_expand_epilogue): Update.
15570 * config/iq2000/iq2000.c (iq2000_va_start): Update.
15571 (compute_frame_size): Update.
15572 * config/mt/mt.c (mt_compute_frame_size): Update.
15573 * config/mn10300/mn10300.c (expand_prologue): Update.
15574 (expand_epilogue): Update.
15575 (initial_offset): Update.
15576 (mn10300_builtin_saveregs):
15577 * config/mn10300/mn10300.md (return expander): Update.
15578 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
15579 (ia64_initial_elimination_offset): Update.
15580 (ia64_initial_elimination_offset): Update.
15581 (ia64_expand_prologue): Update.
15582 * config/m68k/m68k.md (return expander): Update.
15583 * config/rs6000/rs6000.c (rs6000_va_start): Update.
15584 (rs6000_stack_info): Update.
15585 * config/mcore/mcore.c (layout_mcore_frame): Update.
15586 (mcore_expand_prolog): Update.
15587 * config/arc/arc.c (arc_compute_frame_size): Update.
15588 * config/score/score3.c (score3_compute_frame_size): Update.
15589 * config/score/score7.c (score7_compute_frame_size): Update.
15590 * config/arm/arm.c (use_return_insn): Update.
15591 (thumb_find_work_register): Update.
15592 (arm_compute_save_reg_mask): Update.
15593 (arm_output_function_prologue): Update.
15594 (arm_output_epilogue): Update.
15595 (arm_size_return_regs): Update.
15596 (arm_get_frame_offsets): Update.
15597 (arm_expand_prologue): Update.
15598 (thumb_exit): Update.
15599 (thumb_unexpanded_epilogue): Update.
15600 (thumb1_output_function_prologue): Update.
15601 * config/pa/pa.md (return expander): Update.
15602 * config/pa/pa.c (compute_frame_size): Update.
15603 (hppa_builtin_saveregs): Update.
15604 * config/mips/mips.c (mips_va_start): Update.
15605 (mips16_build_function_stub): Update.
15606 (mips_compute_frame_info): Update.
15607 (mips_restore_gp): Update.
15608 (mips_output_function_prologue): Update.
15609 (mips_expand_prologue): Update.
15610 * config/v850/v850.c (compute_frame_size): Update.
15611 (expand_prologue): * config/mmix/mmix.c (along): update.
15612 (mmix_initial_elimination_offset): update.
15613 (mmix_reorg): update.
15614 (mmix_use_simple_return): update.
15615 (mmix_expand_prologue): update.
15616 (mmix_expand_epilogue): Update.
15617 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
15618 (emit_link_insn): Update.
15620 2008-04-08 Anatoly Sokolov <aesok@post.ru>
15622 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
15623 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
15625 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
15628 2008-04-07 Jan Hubicka <jh@suse.cz>
15630 * function.h (rtl): Rename to x_rtl.
15631 (crtl): New define.
15632 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
15633 frame_offset, stack_check_probe_note, arg_pointer_save_area,
15634 used_temp_slots avail_temp_slots, temp_slot_level,
15635 nonlocal_goto_handler_labels): Update accesstors.
15636 (rtl): New global variable.
15637 (struct function): Move some fileds to rtl_data.
15638 (get_arg_pointer_save_area): Update prototype.
15639 * builtins.c (expand_builtin_setjmp_receiver): Update call of
15640 get_arg_pointer_save_area.
15641 * expr.c (init_expr): Update
15642 * function.c (get_frame_size): Update
15643 (assign_stack_local): Update
15644 (expand_function_end): Update.
15645 (get_art_pointer_save_area): Update
15647 * emit-rtl.c (rtl): Declare.
15648 (regno_reg_rtx): Declare.
15649 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
15651 (gen_reg_rtx): Update.
15652 * varasm.c (n_deferred_constatns): Update accestor.
15653 (init_varasm_status): Do not allocate varasm_status.
15654 (force_const_mem, get_pool_size, output_constant_pool): Update.
15655 * stmt.c (force_label_rtx): Do not use x_ prefixes.
15656 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
15657 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
15658 * sparc/sparc.h (INIT_EXPANDERS): Update.
15659 * ia64/ia64.h (INIT_EXPANDERS): Update.
15661 2008-04-07 James E. Wilson <wilson@tuliptree.org>
15663 * reload.c (push_secondary_reload): Add missing break to for loop.
15665 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
15667 PR middle-end/PR28690
15668 * rtlanal.c: Update copyright years.
15669 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
15670 as REG_POINTER and MEM_POINTER operands.
15671 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
15672 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
15673 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
15674 * gcse.c: Update copyright years.
15675 (pre_delete): Call gen_reg_rtx_and_attrs.
15676 (hoist_code): Likewise.
15677 (build_store_vectors): Likewise.
15678 (delete_store): Likewise.
15679 * loop-invariant.c (move_invariant_reg): Likewise.
15680 Update copyright years.
15682 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
15684 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
15685 control string instead of quoted.
15687 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
15689 * doc/rtl.texi: Rewrite of subreg section.
15691 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
15694 * config/i386/i386.c (legitimize_pic_address): Add treating
15695 of dllimport SYM_REF's.
15696 (legitimize_dllimport_symbol): Add prototype.
15698 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
15700 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
15701 reference in constructor with non self-referential type.
15703 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
15705 Removal of Return with Depressed Stack Pointer support
15706 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
15707 (ECF_SP_DEPRESSED): Likewise.
15708 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
15709 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
15710 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
15711 (expand_call): Do not test ECF_SP_DEPRESSED.
15712 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
15713 * function.c (keep_stack_depressed): Delete.
15714 (handle_epilogue_set): Likewise.
15715 (update_epilogue_consts): Likewise.
15716 (emit_equiv_load): Likewise.
15717 (thread_prologue_and_epilogue_insns): Remove support for Return with
15718 Depressed Stack Pointer.
15719 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
15721 2008-04-06 Richard Guenther <rguenther@suse.de>
15723 PR tree-optimization/35400
15724 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
15725 information from SSA_NAMEs.
15727 2008-04-06 Anatoly Sokolov <aesok@post.ru>
15729 * config/avr/avr.h (avr_mega_p): Remove declaration.
15730 (AVR_MEGA): Remove macro.
15731 * config/avr/avr.c (avr_mega_p): Remove variable.
15732 (avr_override_options): Remove inicializion of avr_mega_p.
15733 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
15734 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
15735 (avr_jump_mode): (Ditto.).
15736 (avr_output_progmem_section_asm_op): (Ditto.).
15737 (avr_asm_init_sections): (Ditto.).
15738 (avr_asm_init_sections): (Ditto.).
15739 (avr_rtx_costs): (Ditto.).
15740 * config/avr/avr.md: (Ditto.).
15741 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
15744 2008-04-06 Richard Guenther <rguenther@suse.de>
15746 PR tree-optimization/35842
15747 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
15748 is_gimple_invariant_address.
15750 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15752 * gcc.c (default_compilers): Sync Fortran extensions list with
15753 that in fortran/lang-specs.h.
15754 * doc/invoke.texi: Likewise.
15755 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
15756 * dwarf2out.c (gen_compile_unit_die): Likewise.
15758 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
15760 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
15762 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
15765 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
15766 attribute is used for nested functions.
15768 2008-04-05 Jan Hubicka <jh@suse.cz>
15770 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
15772 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
15774 (dump_files): Update.
15775 (enable_rtl_dump_file): Do not accept letter argument.
15776 * tree-pass.h (dump_file_info): Remove letter argument.
15777 * toplev.c (decode_d_option): Update -da handling.
15778 * toplev.h (enable_rtl_dump_file): Update prototype.
15779 * passes.c (register_one_dump_file): Do not accept IPA argument; work
15780 it out based on pass type.
15781 (register_dump_files_1): Likewise.
15782 (init_optimization_passes): Update register_one_dump_file calls.
15783 (execute_one_pass): Sanity check that IPA passes are called at IPA
15784 level and RTL passes at RTL level.
15785 (execute_pass_list): IPA pass can not be after or subpass of
15787 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
15788 disallov RTL subpasses of IPA subpasses.
15790 2008-04-05 Ben Elliston <bje@au.ibm.com>
15792 * tree-cfg.c (need_fake_edge_p): Return false for calls to
15793 builtins that return exactly once and do not throw. Cache call to
15796 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
15798 PR rtl-optimization/34916
15799 PR middle-end/35519
15800 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
15801 between instruction pairs.
15803 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
15805 * doc/invoke.texi: Document -mbitops for SH.
15806 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
15807 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
15808 * config/sh/sh.c (print_operand): Add %t operand code.
15809 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
15810 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
15811 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
15812 (extendqihi2): Likewise.
15813 (movqi_i): Likewise.
15814 (insv): Use bset, bclr and bst instructions for SH2A if possible.
15815 (extv): Use bld instruction for SH2A if possible.
15817 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
15818 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
15819 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
15820 (bset.b, bclr.b): Define peepholes.
15821 * config/sh/sh.opt (mbitops): New option.
15823 2008-04-04 Janis Johnson <janis187@us.ibm.com>
15826 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
15827 and view convert expression.
15829 2008-04-04 Jakub Jelinek <jakub@redhat.com>
15832 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
15834 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
15836 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
15838 * config/i386/cpuid.h (bit_AES): New.
15839 (bit_PCLMUL): Likewise.
15841 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
15842 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
15843 SSE2 if AES or PCLMUL is enabled.
15844 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
15845 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
15846 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
15847 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
15848 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
15849 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
15850 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
15851 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
15852 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
15853 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
15854 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
15855 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
15856 __builtin_ia32_aeskeygenassist128 and
15857 __builtin_ia32_pclmulqdq128.
15858 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
15859 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
15860 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
15862 * config/i386/i386.h (TARGET_AES): New.
15863 (TARGET_PCLMUL): Likewise.
15864 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
15866 * config/i386/i386.md (UNSPEC_AESENC): New.
15867 (UNSPEC_AESENCLAST): Likewise.
15868 (UNSPEC_AESDEC): Likewise.
15869 (UNSPEC_AESDECLAST): Likewise.
15870 (UNSPEC_AESIMC): Likewise.
15871 (UNSPEC_AESKEYGENASSIST): Likewise.
15872 (UNSPEC_PCLMUL): Likewise.
15874 * config/i386/i386.opt (maes): New.
15875 (mpclmul): Likewise.
15877 * config/i386/sse.md (aesenc): New pattern.
15878 (aesenclast): Likewise.
15879 (aesdec): Likewise.
15880 (aesdeclast): Likewise.
15881 (aesimc): Likewise.
15882 (aeskeygenassist): Likewise.
15883 (pclmulqdq): Likewise.
15885 * config/i386/wmmintrin.h: New.
15887 * doc/extend.texi: Document AES and PCLMUL built-in function.
15889 * doc/invoke.texi: Document -maes and -mpclmul.
15891 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
15893 * function.c (free_after_parsing): Replace with
15894 cxx_push_function_context from C++ front-end.
15895 (allocate_struct_function): Don't call langhook.
15896 * langhooks.h (struct lang_hooks_for_functions): Delete.
15897 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
15899 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
15900 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
15901 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
15902 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
15903 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
15904 remove LANG_HOOKS_FUNCTION_INITIALIZER.
15905 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
15907 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
15908 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
15910 2008-04-04 Jakub Jelinek <jakub@redhat.com>
15913 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
15916 2008-04-04 Richard Guenther <rguenther@suse.de>
15918 PR middle-end/35823
15919 * fold-const.c (optimize_minmax_comparison): Use the correct
15920 type for the constant in the simplified comparison.
15922 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
15924 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
15925 Pass L2 size as "--param l2-cache-size" to the compiler.
15926 (decode_l2_cache): New function to decode L2 cache parameters using
15927 0x8000006 extended cpuid function.
15928 (detect_caches_amd): Determine parameters of L2 cache using
15929 decode_l2_caches function.
15930 (decode_caches_intel): Decode L2 cache parameters.
15931 (detect_caches_intel): Determine L2 cache parameters using
15932 decode_caches_intel and decode_l2_caches functions.
15934 2008-04-03 Bob Wilson <bob.wilson@acm.org>
15936 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
15937 secondary input reload for subword loads from the constant pool.
15939 2008-04-03 Janis Johnson <janis187@us.ibm.com>
15942 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
15943 constants of the appropriate size for runtime calculations.
15946 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
15947 decimal-float literal constant zero.
15949 2008-04-03 Jakub Jelinek <jakub@redhat.com>
15952 * c-parser.c (c_parser_omp_atomic): Call
15953 default_function_array_conversion on the RHS.
15955 PR middle-end/35818
15956 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
15957 call is_variable_sized if decl has incomplete type.
15959 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
15961 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
15963 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
15965 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
15967 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
15968 (sgt<u>): Merge sgt and sgtu into new expander.
15969 (sgt, sgtu): Remove expanders.
15970 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
15971 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
15972 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
15973 *sgtu_<mode>_mips16 into new pattern.
15974 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
15975 (sge<u>): Merge sge and sgeu into new expander.
15976 (sge, sgeu): Remove expanders.
15977 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
15979 (*sge_<mode>, second *sge_<mode>): Remove patterns.
15980 (slt<u>): Merge slt and sltu into new expander.
15981 (slt, sltu): Remove expanders.
15982 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
15983 (*slt_<mode>, *sltu_<mode>): Remove patterns.
15984 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
15985 *sltu_<mode>_mips16 into new pattern.
15986 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
15987 (sle<u>): Merge sle and sleu into new expander.
15988 (sle, sleu): Remove expanders.
15989 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
15990 (*sle_<mode>, *sleu_<mode>): Remove patterns.
15991 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
15992 *sleu_<mode>_mips16 into new pattern.
15993 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
15995 2008-04-03 Jan Hubicka <jh@suse.cz>
15997 PR tree-optimization/35795
15998 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
15999 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16000 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
16001 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
16002 * score/score3.c (score3_output_mi_thunk): Likewise.
16003 * score/score7.c (score7_output_mi_thunk): Likewise.
16004 * mips/mips.c (mips_output_mi_thunk): Likewise.
16006 2008-04-03 Richard Guenther <rguenther@suse.de>
16008 * tree-vrp.c (extract_range_from_unary_expr): Handle all
16009 conversions. Simplify code.
16011 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
16013 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
16015 2008-04-03 Tom Tromey <tromey@redhat.com>
16016 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16018 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
16019 * config/bfin/t-bfin-linux (generated_files): Add
16020 linux-sysroot-suffix.h.
16021 * doc/install.texi (Prerequisites): Require make 3.80.
16022 * doc/sourcebuild.texi (Front End Directory): Document new
16024 * Makefile.in (generated_files): New variable.
16025 (ALL_HOST_OBJS): New variable.
16026 ($(ALL_HOST_OBJS)): New target.
16028 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16030 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
16031 (remap_block): Call id->transform_lang_insert_block instead
16033 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
16034 Set id.transform_lang_insert_block to NULL.
16035 (clone_body): Move to cp/optimize.c
16036 * tree-inline.h (struct copy_body_data): Change
16037 transform_lang_insert_block to function pointer.
16038 (copy_generic_body, copy_decl_no_change): Export.
16039 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
16040 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
16041 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
16043 * c-tree.h (insert_block): Kill.
16044 * c-decl.c (insert_block): Kill.
16046 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16048 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16049 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16050 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
16052 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
16053 argument, call {push,pop}_function_context from here.
16054 * c-parser.c: Use c_{push,pop}_function_context.
16056 * function.c (push_function_context_to): Move meat ...
16057 (push_function_context): ... here. Simplify.
16058 * function.c (pop_function_context_from): Move meat ...
16059 (pop_function_context): ... here. Simplify.
16060 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
16062 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16063 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16064 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
16065 * tree.h (push_function_context_to, pop_function_context_from): Remove.
16067 2008-04-03 Ben Elliston <bje@au.ibm.com>
16069 * expmed.c (extract_force_align_mem_bit_field): Remove.
16071 2008-04-03 Richard Guenther <rguenther@suse.de>
16073 PR middle-end/35800
16074 * expr.h (try_casesi): Adjust prototype.
16075 * expr.c (try_casesi): Take fallback label as extra parameter.
16076 Use that for gen_casesi if default_label is NULL.
16077 * stmt.c (expand_case): Pass fallback label to try_casesi,
16078 make sure to fill gaps with a fallback label if default_label
16081 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
16084 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
16086 2008-04-03 Ben Elliston <bje@au.ibm.com>
16088 * expmed.c (extract_split_bit_field): Remove if (0) code.
16089 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
16090 (do_ds_constraint): Likewise.
16092 2008-04-02 Joseph Myers <joseph@codesourcery.com>
16094 * doc/cppopts.texi (-dU): Document.
16095 * c-common.h (flag_dump_macros): Update comment.
16096 * c-opts.c (handle_OPT_d): Handle -dU.
16097 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
16098 dump_queued_macros, cb_used_define, cb_used_undef): New.
16099 (init_pp_output): Handle -dU.
16100 (cb_line_change): Call dump_queued_macros.
16101 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
16103 2008-04-02 Anatoly Sokolov <aesok@post.ru>
16105 * config/avr/predicates.md (io_address_operand): New predicate.
16106 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
16107 * config/avr/avr.c (avr_io_address_p): Remove function.
16108 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
16109 'avr_io_address_p' function.
16110 (out_movhi_r_mr): (Ditto.).
16111 (out_movqi_mr_r): (Ditto.).
16112 (out_movhi_mr_r): (Ditto.).
16113 (avr_address_cost): (Ditto.).
16115 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
16117 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
16118 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
16119 in 32bit mode when XMM registers are available to avoid store
16121 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
16122 corresponding post-reload splitters.
16124 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16126 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
16127 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
16128 __builtin_ia32_roundss.
16129 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
16130 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
16131 __builtin_ia32_roundss.
16132 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
16133 IX86_BUILTIN_SHUFPD here.
16135 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16137 * config/i386/i386.md (plogic): New.
16138 (plogicprefix): Likewise.
16140 * config/i386/mmx.md (mmx_<code><mode>3): New.
16141 (mmx_and<mode>3): Removed.
16142 (mmx_ior<mode>3): Likewise.
16143 (mmx_xor<mode>3): Likewise.
16145 * config/i386/sse.md (<code><mode>3): New.
16146 (*<code><mode>3): Likewise.
16147 (*<code><mode>3): Likewise.
16148 (<code><mode>3): Likewise.
16149 (*sse_<code><mode>3): Likewise.
16150 (*sse2_<code><mode>3): Likewise.
16151 (<code>tf3): Likewise.
16152 (*<code>tf3): Likewise.
16153 (and<mode>3): Likewise.
16154 (*and<mode>3): Likewise.
16155 (ior<mode>3): Removed.
16156 (*ior<mode>3): Likewise.
16157 (xor<mode>3): Likewise.
16158 (*xor<mode>3): Likewise.
16159 (*and<mode>3): Likewise.
16160 (*ior<mode>3): Likewise.
16161 (*xor<mode>3): Likewise.
16162 (and<mode>3): Likewise.
16163 (*sse_and<mode>3): Likewise.
16164 (*sse2_and<mode>3): Likewise.
16165 (andtf3): Likewise.
16166 (*andtf3): Likewise.
16167 (ior<mode>3): Likewise.
16168 (*sse_ior<mode>3): Likewise.
16169 (*sse2_ior<mode>3): Likewise.
16170 (iortf3): Likewise.
16171 (*iortf3): Likewise.
16172 (xor<mode>3): Likewise.
16173 (*sse_xor<mode>3): Likewise.
16174 (*sse2_xor<mode>3): Likewise.
16175 (xortf3): Likewise.
16176 (*xortf3): Likewise.
16178 2008-04-02 Richard Guenther <rguenther@suse.de>
16180 PR tree-optimization/14495
16181 PR tree-optimization/34793
16182 * tree-vrp.c (struct switch_update): New structure.
16183 (to_remove_edges, to_update_switch_stmts): New VECs.
16184 (simplify_switch_using_ranges): New function. Remove not taken
16185 case labels and edges.
16186 (simplify_stmt_using_ranges): Call it.
16187 (identify_jump_threads): Mark edges we have queued for removal
16188 so we don't thread them.
16189 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
16191 * tree-cfg.c (group_case_labels): Deal with missing default label.
16192 (tree_verify_flow_info): Allow missing default label.
16193 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
16194 (emit_case_nodes): Likewise.
16195 (expand_case): Do not rely on the default label to be present.
16196 * expr.c (try_casesi): Deal with NULL default_label.
16197 (do_tablejump): Likewise.
16199 2008-04-02 Richard Guenther <rguenther@suse.de>
16201 PR tree-optimization/14495
16202 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
16203 SWITCH_EXPR here ...
16204 (vrp_visit_switch_stmt): ... but here (new function).
16205 (find_case_label_index): New helper function.
16206 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
16208 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16210 * fwprop.c: Fix ISO-C99ism.
16212 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16215 * Makefile.in (objdir): Set it here.
16216 * configure.ac: Not here. Find dynamic linker characteristics.
16217 * exec-tool.in: Use them.
16218 * aclocal.m4: Regenerate.
16219 * configure: Regenerate.
16221 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16223 * expr.c (expand_var): Delete it.
16224 * expr.h (expand_var): Delete prototype.
16225 * function.c (expand_function_start): Use expand_decl instead.
16226 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
16229 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
16231 PR rtl-optimization/35542
16232 * fwprop.c (forward_propagate_and_simplify): Replace
16233 loc_reg_mentioned_in_p with reg_mentioned_p.
16235 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16237 PR rtl-optimization/35281
16238 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
16239 (propagate_rtx_1): Handle PR_HANDLE_MEM.
16240 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
16241 (varying_mem_p): Move above propagate_rtx.
16242 (all_uses_available_at): Do not check MEMs.
16244 2008-04-02 Rafael Espindola <espindola@google.com>
16246 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
16247 (register_edge_assert_for_2): Split the cond argument.
16248 (register_edge_assert_for_1): Adjust for the change in
16249 register_edge_assert_for_2.
16250 (register_edge_assert_for): Split the cond argument.
16251 (find_switch_asserts): Adjust for the change in
16252 register_edge_assert_for.
16254 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
16256 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
16257 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
16258 offsets for 64-bit mingw.
16259 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
16260 abi for x86_64-pc-mingw.
16262 2008-04-02 Richard Guenther <rguenther@suse.de>
16264 * tree-vrp.c (extract_range_from_assert): Make sure to not
16265 produce range min/max with TREE_OVERFOW set.
16266 If merging a anti-range and a range keep the anti-range if
16267 the range covers all values of the type.
16268 (register_edge_assert_for_2): Only allow sign-changing
16269 conversions in detecting canonical range checks. Also
16270 register an assert for the unsigned name if useful.
16272 PR tree-optimization/35787
16273 * tree-vrp.c (vrp_val_max): New function.
16274 (vrp_val_min): Likewise.
16275 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
16276 (vrp_val_is_min): Likewise.
16277 (supports_overflow_infinity): Use vrp_val_{min,max}.
16278 (negative_overflow_infinity): Likewise.
16279 (positive_overflow_infinity): Likewise.
16280 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
16281 (is_positive_overflow_infinity): Likewise.
16282 (is_overflow_infinity): Likewise.
16283 (avoid_overflow_infinity): Use vrp_val_{min,max} and
16284 vrp_val_is_{min,max}.
16285 (set_and_canonicalize_value_range): Canonicalize anti-ranges
16286 to ranges if possible. Avoid empty ranges.
16288 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16290 PR middle-end/35705
16291 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
16292 the expression is a function address.
16294 2008-04-01 George Helffrich <george@gcc.gnu.org>
16296 PR fortran/35154, fortran/23057
16297 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
16298 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
16299 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
16300 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
16302 (dbxout_syms): Check for COMMON-based symbol and wrap in
16303 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
16304 in bracket for efficiency.
16306 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
16307 using DW_TAG_common_block + member offset.
16308 (add_pubname_string): New function.
16309 (dw_expand_expr): New function to find block name and offset for
16311 (common_check): New function to check whether symbol in Fortran COMMON.
16312 (gen_variable_die): If COMMON, use DW_TAG_common_block.
16314 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
16317 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
16319 2008-04-02 Ben Elliston <bje@au.ibm.com>
16321 * config/v850/v850.md (casesi): Remove if (0) code.
16322 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
16323 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
16325 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
16327 * config/i386/i386.md (rex64suffix): New mode attribute.
16328 (floathi<mode>2): Disable expander for SSE math.
16329 (*floathi<mode>2_1): New insn insn_and_split pattern.
16330 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
16331 corresponding post-reload splitters.
16332 (*floathi<mode>2_i387): New macroized insn pattern.
16333 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
16334 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
16335 insn_and_split pattern.
16336 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
16337 New macroized instruction patterns and corresponding post-reload
16339 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
16340 and corresponding post-reload splitters.
16341 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
16342 New macroized instruction patterns.
16343 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
16344 macroized instruction patterns and corresponding post-reload splitters.
16345 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
16346 corresponding post-reload splitters.
16347 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
16348 New macroized instruction patterns.
16349 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
16350 corresponding post-reload splitters.
16351 (*floatsi<mode>2_i387): New macroized instruction patterns.
16353 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
16355 * config/i386/i386.md (smaxmin): New.
16356 (umaxmin): Likewise.
16357 (maxminiprefix): Likewise.
16358 (maxminfprefix): Likewise.
16359 (<code><mode>3): Likewise.
16360 (smin<mode>3): Removed.
16361 (smax<mode>3): Likewise.
16363 * config/i386/mmx.md (mmx_<code>v2sf3): New.
16364 (mmx_<code>v4hi3): Likewise.
16365 (mmx_<code>v8qi3): Likewise.
16366 (mmx_smaxv2sf3): Removed.
16367 (mmx_sminv2sf3): Likewise.
16368 (mmx_umaxv8qi3): Likewise.
16369 (mmx_smaxv4hi3): Likewise.
16370 (mmx_uminv8qi3): Likewise.
16371 (mmx_sminv4hi3): Likewise.
16373 * config/i386/sse.md (<addsub><mode>3): New.
16374 (*<addsub><mode>3): Likewise.
16375 (<sse>_vm<addsub><mode>3): Likewise.
16376 (<maxmin><mode>3): Likewise.
16377 (*<maxmin><mode>3_finite): Likewise.
16378 (*<maxmin><mode>3): Likewise.
16379 (<sse>_vm<maxmin><mode>3): Likewise.
16380 (sse3_h<addsub>v4sf3): Likewise.
16381 (sse3_h<addsub>v2df3): Likewise.
16382 (<maxmin>v16qi3): Likewise.
16383 (*<maxmin>v16qi3): Likewise.
16384 (<maxmin>v8hi3): Likewise.
16385 (*<maxmin>v8hi3): Likewise.
16386 (*sse4_1_<maxmin><mode>3): Likewise.
16387 (*sse4_1_<maxmin><mode>3): Likewise.
16388 (add<mode>3): Removed.
16389 (*add<mode>3): Likewise.
16390 (<sse>_vmadd<mode>3): Likewise.
16391 (sub<mode>3): Likewise.
16392 (*sub<mode>3): Likewise.
16393 (<sse>_vmsub<mode>3): Likewise.
16394 (smin<mode>3): Likewise.
16395 (*smin<mode>3_finite): Likewise.
16396 (*smin<mode>3): Likewise.
16397 (<sse>_vmsmin<mode>3): Likewise.
16398 (smax<mode>3): Likewise.
16399 (*smax<mode>3_finite): Likewise.
16400 (*smax<mode>3): Likewise.
16401 (<sse>_vmsmax<mode>3): Likewise.
16402 (sse3_haddv4sf3): Likewise.
16403 (sse3_haddv2df3): Likewise.
16404 (sse3_hsubv4sf3): Likewise.
16405 (sse3_hsubv2df3): Likewise.
16406 (umaxv16qi3): Likewise.
16407 (*umaxv16qi3): Likewise.
16408 (smaxv8hi3): Likewise.
16409 (*smaxv8hi3): Likewise.
16410 (*sse4_1_smax<mode>3): Likewise.
16411 (*sse4_1_umax<mode>3): Likewise.
16412 (uminv16qi3): Likewise.
16413 (*uminv16qi3): Likewise.
16414 (sminv8hi3): Likewise.
16415 (*sminv8hi3): Likewise.
16416 (*sse4_1_smin<mode>3): Likewise.
16417 (*sse4_1_umin<mode>3): Likewise.
16419 2008-04-01 Rafael Espindola <espindola@google.com>
16421 * tree-cfg.c (verify_expr): remove in_phi.
16422 (verify_stmt): Don't call walk_tree with verify_expr. Use
16423 is_gimple_min_invariant instead of is_gimple_val.
16425 2008-04-01 Joseph Myers <joseph@codesourcery.com>
16427 * doc/include/gpl_v3.texi: Update for manpage generation.
16428 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
16430 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
16431 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
16432 gpl_v3.texi instead of gpl.texi.
16435 2008-04-01 Jakub Jelinek <jakub@redhat.com>
16438 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
16440 2008-04-01 Rafael Espindola <espindola@google.com>
16442 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
16443 (extract_code_and_val_from_cond): Use
16444 extract_code_and_val_from_cond_with_ops.
16446 2008-04-01 Jan Hubicka <jh@suse.cz>
16448 * function.c (free_after_compilation): Free epilogue_delay_list.
16449 (prepare_function_start): Assert that previous compilation was freed.
16451 2008-04-01 Jan Hubicka <jh@suse.cz>
16452 Jim Wilson <wilson@tuliptree.org>
16453 Andreas Tobler <andreast@gcc.gnu.org>
16455 PR middle-end/35781
16456 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
16457 rtl.emit instead cfun->emit.
16458 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
16459 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
16461 2008-04-01 Ben Elliston <bje@au.ibm.com>
16463 * doc/c-tree.texi (Function Basics): Fix grammatical error.
16465 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
16467 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
16469 (fprofile-use): Add var flag_profile_use
16470 * coverage.c (coverage_begin_output): Do not open a gcno file for
16471 output only if -ftest-coverage is set.
16472 Do not add getpwd() to gcda file path.
16473 (build_gcov_info): Check the new flag
16474 flag_profile_datafile_relative_path.
16475 (coverage_init): Use profile_data_prefix.
16476 Read profile counter only if flag_profile_use is set.
16477 * opts.c (common_handle_option): New option fprofile-use=,
16478 fprofile-dir=, fprofile-generate=.
16479 * toplev.c (profile_data_prefix): New variable definition.
16480 * toplev.h (profile_data_prefix): New declaration.
16481 * doc/invoke.tex (Option Summary, Optimization Options):
16484 2008-03-31 James E. Wilson <wilson@tuliptree.org>
16486 * varasm.c (output_constant_pool_1): In LABEL_REF check,
16487 use tmp consistently.
16490 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
16491 * config/ia64/ia64.c (rtx_needs_barrier): Handle
16492 UNSPEC_FR_RECIP_APPROX_RES.
16493 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
16495 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
16498 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
16500 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
16502 PR middle-end/30186
16503 * fold-const.c (fold_indirect_ref_1): Support accessing non first
16504 element of the vector via a pointer.
16506 2008-03-31 Ian Lance Taylor <iant@google.com>
16508 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
16510 2008-03-31 Jan Hubicka <jh@suse.cz>
16512 * builtins.c (expand_builtin_setjmp_receiver): Update call of
16513 get_arg_pointer_save_area.
16514 * expr.c (init_expr): Just clear out rtl.expr.
16515 * function.c (free_after_compilation): Clear out whole RTL structure.
16516 (get_func_frame_size): Merge into ...
16517 (get_frame_size): ... this one.
16518 (assign_stack_local_1): Merge into ...
16519 (assign_stack_local): ... this one.
16520 (expand_function_end): Update call of get_arg_pointer_save_area.
16521 (get_art_pointer_save_area): Remove cfun argument.
16522 * function.h (emit_status): regno_pointer_align does not need length
16523 attribute. Move x_regno_reg_rtx to ...
16524 (regno_reg_rtx): ... new global array.
16525 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
16526 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
16527 apply_args_value, forced_labels, stack_pointer_delta):
16529 (struct varasm_status): Move here from varasm.c
16530 (struct rtl_data): New. Move here some fields from struct function.
16531 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
16532 frame_offset, stack_check_probe_note, arg_pointer_save_area,
16533 used_temp_slots avail_temp_slots, temp_slot_level,
16534 nonlocal_goto_handler_labels): Update accesstors.
16535 (rtl): New global variable.
16536 (struct function): Move some fileds to rtl_data.
16537 (get_arg_pointer_save_area): Update prototype.
16538 * emit-rtl.c (rtl): Declare.
16539 (regno_reg_rtx): Declare.
16540 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
16542 (gen_reg_rtx): Update.
16543 (init_virtual_regs): Do not tate emit_status argument.
16544 (init_emit): Do not allocate emit.
16545 * varasm.c (varasm_statuc): Move to function.h.
16546 (n_deferred_constatns): Update accestor.
16547 (init_varasm_status): Do not allocate varasm_status.
16548 (force_const_mem, get_pool_size, output_constant_pool): Update.
16549 * stmt.c (force_label_rtx): Do not use x_ prefixes.
16550 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
16552 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
16554 PR rtl-optimization/35729
16555 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
16558 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
16561 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
16562 load/store if memory is unaligned.
16563 (*movti_rex64): Likewise.
16565 * config/i386/predicates.md (misaligned_operand): New.
16567 2008-03-31 Andrew Pinski <pinskia@gmail.com>
16570 * tree-ssa-phiopt.c (conditional_replacement): Return early for
16573 2008-03-31 Jan Beulich <jbeulich@novell.com>
16575 * config/ia64/constraints.md: Add 'j' constraint.
16576 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
16577 (movdi_internal): Likewise.
16579 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
16582 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
16584 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
16587 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
16588 proper error message for the third argument on blendpd and
16591 * config/i386/sse.md (blendbits): New.
16592 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
16594 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
16596 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
16598 2008-03-30 Richard Guenther <rguenther@suse.de>
16600 PR middle-end/31023
16601 * fold-const.c (fold_sign_changed_comparison): Do leave
16602 conversions to base-types alone.
16604 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
16606 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
16607 the link register if one altivec register is be saved.
16609 2008-03-30 Ben Elliston <bje@au.ibm.com>
16611 * final.c (final_scan_insn): Remove if (0) code.
16613 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
16615 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
16617 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
16619 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
16620 of V4SFmode to ix86_binary_operator_ok.
16622 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
16624 * config/i386/i386.c (override_options): Initialize
16625 ix86_veclib_handler to ix86_veclibabi_svml when
16626 -mveclibabi=svml is used.
16627 (ix86_veclibabi_svml): New function for SVML ABI style
16628 vectorization support.
16629 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
16631 2008-03-28 Rafael Espindola <espindola@google.com>
16633 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
16634 (tree_binary_nonnegative_warnv_p): Make it public.
16635 (tree_single_nonnegative_warnv_p): Make it public.
16636 (tree_invalid_nonnegative_warnv_p): Make it public.
16637 (tree_unary_nonzero_warnv_p): Make it public.
16638 (tree_binary_nonzero_warnv_p): Make it public
16639 (tree_single_nonzero_warnv_p): Make it public.
16640 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
16641 (extract_range_from_binary_expr): Split the expr argument.
16642 (extract_range_from_unary_expr): Split the expr argument.
16643 (extract_range_from_comparison): Split the expr argument.
16644 (extract_range_from_expr): Use the new aux functions.
16645 (vrp_evaluate_conditional_warnv): Use
16646 vrp_evaluate_conditional_warnv_with_ops.
16647 * tree.h (tree_unary_nonzero_warnv_p): Declare.
16648 (tree_binary_nonzero_warnv_p): Declare.
16649 (tree_single_nonzero_warnv_p): Declare.
16650 (tree_expr_nonzero_warnv_p): Declare.
16651 (tree_unary_nonnegative_warnv_p): Declare.
16652 (tree_binary_nonnegative_warnv_p): Declare.
16653 (tree_single_nonnegative_warnv_p): Declare.
16654 (tree_invalid_nonnegative_warnv_p): Declare.
16656 2008-03-28 Richard Guenther <rguenther@suse.de>
16658 PR tree-optimization/30317
16659 PR tree-optimization/30911
16660 PR tree-optimization/34793
16661 * tree-vrp.c (set_and_canonicalize_value_range): New function.
16662 (struct assert_locus_d): New member EXPR.
16663 (register_new_assert_for): Add EXPR parameter to support
16664 ASSERT_EXPR <name, expr OP limit>.
16665 (register_edge_assert_for_1): Adjust callers.
16666 (find_assert_locations): Likewise.
16667 (process_assert_insertions_for): Build condition from expression.
16668 (extract_range_from_assert): Handle ASSERT_EXPRs
16669 of the form ASSERT_EXPR <name, expr OP limit>.
16670 (register_edge_assert_for_2): New helper registering
16671 asserts for comparisons. Recognize range tests of the form
16672 (unsigned)i - CST1 OP CST2.
16673 (register_edge_assert_for_1): Use it.
16674 (register_edge_assert_for): Likewise.
16675 (needs_overflow_infinity): Integer sub-types
16676 do not need overflow infinities.
16677 (vrp_val_is_max): The extreme values of integer sub-types
16678 are those of the base type.
16679 (vrp_val_is_min): Likewise.
16680 * tree.def (ASSERT_EXPR): Document extra allowed conditional
16683 2008-03-28 Nick Clifton <nickc@redhat.com>
16686 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
16687 Return GENERAL_REGS for stack adjustment reloads.
16689 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16692 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
16693 const_vector when all the vectors are constant.
16695 2008-03-27 Bob Wilson <bob.wilson@acm.org>
16697 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
16699 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
16700 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
16702 (s<code>_sf): Use new scc_sf attribute for opcode names.
16704 2008-03-27 Tom Tromey <tromey@redhat.com>
16706 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
16707 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
16708 config/spu/t-spu-elf, config/i386/t-interix,
16709 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
16710 config/i386/x-darwin, config/i386/x-mingw32,
16711 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
16712 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
16713 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
16714 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
16715 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
16716 config/rs6000/x-darwin, config/rs6000/t-rs6000,
16717 config/score/t-score-elf, config/arm/t-strongarm-pe,
16718 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
16719 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
16720 Revert automatic dependency patch.
16722 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
16725 * config/i386/i386.c (ix86_function_arg_boundary): Align
16726 decimal floating point to its natural boundary.
16728 2008-03-27 Richard Guenther <rguenther@suse.de>
16730 PR middle-end/35716
16731 * fold-const.c (fold_comparison): Restrict distinct decl
16732 comparison folding to VAR_DECLs and PARM_DECLs. Do not
16733 solely rely on operand_equal_p.
16735 2008-03-27 Richard Guenther <rguenther@suse.de>
16738 * c-common.c (handle_weak_attribute): Reject combination of
16741 2008-03-27 Richard Guenther <rguenther@suse.de>
16743 PR tree-optimization/32810
16744 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
16745 conversions from DECL_INITIAL.
16746 (fold_const_aggregate_ref): Likewise from constructor elements.
16748 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
16750 * tree-affine.h (aff_combination_expand): Declare.
16751 (get_inner_reference_aff): Likewise.
16752 * tree-affine.c (aff_combination_expand): Split out from
16753 tree_to_aff_combination_expand.
16754 (get_inner_reference_aff): New function.
16755 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
16756 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
16757 (struct lim_aux_data): sm_done field removed.
16758 (mem_ref_loc_p, mem_ref_locs_p): New types.
16759 (struct mem_ref): Added id, stored, accesses_in_loop,
16760 indep_loop, dep_loop, indep_ref, dep_ref fields.
16761 Removed is_stored, locs and next fields.
16762 (memory_accesses): New variable.
16763 (movement_possibility): Do not allow moving statements
16764 that store to memory.
16765 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
16767 (determine_max_movement): For statements with memory references,
16768 find the outermost loop in that the reference is independent.
16769 (move_computations_stmt): Mark the virtual operands for renaming.
16770 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
16771 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
16772 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
16773 add_vop_ref_mapping, create_vop_ref_mapping_loop,
16774 create_vop_ref_mapping, analyze_memory_references,
16775 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
16776 get_all_locs_in_loop, ref_always_accessed_p,
16777 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
16778 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
16779 store_motion_loop, store_motion): New functions.
16780 (struct vop_to_refs_elt): New type.
16781 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
16782 memref_hash, memref_eq, hoist_memory_references): Rewritten.
16783 (schedule_sm): Replaced by...
16784 (execute_sm): ... this.
16785 (determine_lsm_ref, hoist_memory_references,
16786 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
16787 find_more_ref_vops, free_mem_ref, free_mem_refs,
16788 determine_lsm_loop, determine_lsm): Removed.
16789 (tree_ssa_lim_finalize): Free data structures used by store motion.
16790 (tree_ssa_lim): Call analyze_memory_references. Use
16791 store_motion instead of determine_lsm.
16793 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
16795 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
16796 rename tmake_file to m68hc11/t-m68hc11.
16797 (mcore): Set inhibit_libc to true.
16798 * config.host (alpha*-dec-*vms*): Set extra_programs.
16799 (interix3*): Don't use host_xmake_file.
16800 * configure.ac: Let config.gcc override inhibit_libc.
16801 * configure: Regenerate.
16803 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
16804 * config/t-openbsd-thread: Remove commented out lines.
16806 * config/x-interix: Remove.
16808 * config/m68hc11/t-m68hc11-gas: Rename to...
16809 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
16811 * config/mcore/t-mcore: Remove T_CFLAGS.
16812 * config/mcore/t-mcore-pe: Likewise.
16814 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
16816 * configure.ac: Replace custom __GNU_SOURCE test with
16817 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
16818 * aclocal.m4: Regenerate.
16819 * configure: Regenerate.
16820 * config.in: Regenerate.
16822 2008-03-27 Richard Guenther <rguenther@suse.de>
16824 * fold-const.c (target.h): Include.
16825 (fold_comparison): Fold comparison of addresses of decls
16826 that bind locally or of constants. Consolidate address folding code.
16827 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
16828 results from fold_binary_to_constant.
16829 (compare_values_warnv): Likewise.
16831 2008-03-27 Andrew Pinski <pinskia@gmail.com>
16833 PR middle-end/35429
16834 * fold-const.c (fold_truthop): Check for integeral types when folding
16835 a == 0 && b == 0 and a != 0 || b != 0 .
16837 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
16839 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
16841 2008-03-26 Andreas Schwab <schwab@suse.de>
16843 * doc/invoke.texi: Fix use of @item vs. @itemx.
16845 2008-03-26 Tom Tromey <tromey@redhat.com>
16847 * Makefile.in (build/gensupport.o, build/print-rtl.o,
16848 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
16849 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
16850 build/gencodes.o, build/genconditions.o, build/genconfig.o,
16851 build/genconstants.o, build/genemit.o, build/genextract.o,
16852 build/genflags.o, build/genmddeps.o, build/genopinit.o,
16853 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
16856 2008-03-26 Richard Guenther <rguenther@suse.de>
16859 2008-03-26 Richard Guenther <rguenther@suse.de>
16861 * fold-const.c (target.h): Include.
16862 (fold_comparison): Fold comparison of addresses of two decls
16863 that bind locally. Consolidate address folding code.
16865 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16867 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
16868 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
16869 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
16870 dconstsqrt2, dconstthird, dconste and/or dconst10.
16871 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
16872 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
16873 dconstsqrt2, dconste): Delete.
16874 (init_emit_once): Likewise. Simplify initializing dconstm1.
16876 * real.c (get_real_const): New.
16877 * real.h (dconst3, dconst10, dconstm2, dconstthird,
16878 dconstsqrt2, dconste): Delete.
16879 (real_value_const, get_real_const): New.
16881 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
16883 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
16885 * config/i386/i386.c (ix86_function_arg_boundary): Check
16886 BIGGEST_ALIGNMENT instead of 128.
16887 (setup_incoming_varargs_64): Likewise.
16889 2008-03-26 Tom Tromey <tromey@redhat.com>
16891 * Makefile.in (DEPFILES): Add missing '/'.
16893 2008-03-26 Richard Guenther <rguenther@suse.de>
16895 * fold-const.c (target.h): Include.
16896 (fold_comparison): Fold comparison of addresses of two decls
16897 that bind locally. Consolidate address folding code.
16899 2008-03-26 Nick Clifton <nickc@redhat.com>
16902 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
16903 not allow INT+INT as a legitimate addressing mode.
16905 2008-03-26 Richard Guenther <rguenther@suse.de>
16907 * tree-flow.h (widen_bitfield): Remove declaration.
16908 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
16909 (widen_bitfield): Remove function.
16910 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
16913 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16916 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
16919 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
16921 PR rtl-optimization/35232
16922 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
16923 (forget_old_reloads_1, forget_marked_reloads): Don't clear
16924 reg_reloaded_call_part_clobbered here.
16925 (reload_regs_reach_end_p): New function.
16926 (reload_reg_rtx_for_input): New variable.
16927 (reload_reg_rtx_for_output): Likewise.
16928 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
16929 when reassigning a pseudo register. Load reloadreg from
16930 reload_reg_rtx_for_input, moving the mode and register
16932 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
16933 instead of the original when deciding whether an input reload
16934 would be a no-op or whether an output reload can be deleted.
16935 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
16936 when setting up new_spill_reg_store. Load it from
16937 reload_reg_rtx_for_output, moving the mode and register
16939 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
16940 instead of the original when deciding whether an output reload
16941 would be a no-op. Do the same when modifying insn notes.
16942 Use rtx_equal_p instead of == to compare the registers.
16943 (inherit_piecemeal_p): Take a mode and two register numbers
16945 (emit_reload_insns): Clear new_spill_reg_store for every hard
16946 register in the reload register. Remove spill registers
16947 from reg_reloaded_valid before considering whether to record
16948 inheritance information for them. Use reload_reg_rtx_for_output
16949 instead of reg_rtx when recording output reloads. Use
16950 reload_reg_rtx_for_input instead of reg_rtx when recording
16951 input reloads. Set or clear reg_reloaded_call_part_clobbered
16952 at the same time as setting reg_reloaded_valid.
16953 (delete_output_reload): Add a new_reload_reg parameter and use it
16954 instead of rld[j].reg_rtx.
16955 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
16958 2008-03-25 Tom Tromey <tromey@redhat.com>
16960 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
16961 (build/genattr.o): Likewise.
16962 (build/genattrtab.o): Likewise.
16963 (build/gencodes.o): Likewise.
16964 (build/genconfig.o): Likewise.
16965 (build/genconstants.o): Likewise.
16966 (build/genemit.o): Likewise.
16967 (build/genextract.o): Likewise.
16968 (build/genflags.o): Likewise.
16970 2008-03-25 Bob Wilson <bob.wilson@acm.org>
16972 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
16973 instead of size_int for integer types.
16974 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
16975 to match type of MINUS_EXPR.
16977 2008-03-25 Tom Tromey <tromey@redhat.com>
16979 * configure: Rebuilt.
16980 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
16983 2008-03-25 Tom Tromey <tromey@redhat.com>
16985 * config/x-solaris (host-solaris.o): Update.
16986 * config/x-linux (host-linux.o): Update.
16987 * config/x-hpux (host-hpux.o): Update.
16988 * config/x-darwin (host-darwin.o): Update.
16989 * config/v850/t-v850e (v850-c.o): Update.
16990 * config/v850/t-v850 (v850-c.o): Update.
16991 * config/t-vxworks (vxworks.o): Update.
16992 * config/t-sol2 (sol2-c.o, sol2.o): Update.
16993 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
16994 * config/spu/t-spu-elf (spu-c.o): Update.
16996 * config/sh/t-symbian (sh-c.o): Update.
16997 (symbian.o): Update.
16998 * config/sh/t-sh (sh-c.o): Update.
16999 * config/score/t-score-elf (score7.o, score3.o): Update.
17000 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
17001 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
17002 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
17003 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
17004 (rs6000.o): Remove.
17005 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17006 * config/m32c/t-m32c (m32c-pragma.o): Update.
17007 * config/ia64/t-ia64 (ia64-c.o): Update.
17008 * config/i386/x-mingw32 (host-mingw32.o): Update.
17009 * config/i386/x-i386 (driver-i386.o): Update.
17010 * config/i386/x-darwin (host-i386-darwin.o): Update.
17011 * config/i386/x-cygwin (host-cygwin.o): Update.
17012 * config/i386/t-nwld (nwld.o): Update.
17013 * config/i386/t-netware (netware.o): Update.
17014 * config/i386/t-interix (winnt.o): Update.
17015 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
17016 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
17017 msformat-c.o): Update.
17018 * config/bfin/t-bfin-linux (generated_files): Add
17019 linux-sysroot-suffix.h.
17020 * config/arm/t-wince-pe (pe.o): Update.
17021 * config/arm/t-strongarm-pe (pe.o): Update.
17022 * config/arm/t-pe (pe.o): Update.
17023 * config/arm/t-arm (arm-c.o): Update.
17024 * doc/install.texi (Prerequisites): Require make 3.80.
17025 * Makefile.in: Remove .o targets.
17026 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
17027 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
17028 (simple_generated_h, simple_generated_c): Move earlier.
17029 (generated_files): New variable.
17030 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
17031 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
17032 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
17033 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
17034 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
17035 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
17036 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
17037 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
17038 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
17039 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
17040 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
17041 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
17043 (COMPILE.base, COMPILE): New variables.
17044 (%.o): New pattern rule.
17045 (ALL_HOST_OBJS): New variable.
17046 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
17047 (dummy-checksum.o, cc1-checksum.o): Remove.
17048 (DRIVER_SHLIB): New variable.
17049 (DRIVER_DEFINES): Use it.
17050 (gencondmd.c): Move out of build/.
17051 (s-conditions): Update.
17052 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
17053 (ALL_BUILD_OBJS): Likewise.
17054 (build/%.o): Use BUILDCOMPILE.
17055 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
17056 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
17057 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
17058 build/gencheck.o, build/gencodes.o, build/genconditions.o,
17059 build/genconfig.o, build/genconstants.o, build/genemit.o,
17060 build/genextract.o, build/genflags.o, build/genmddeps.o,
17061 build/genopinit.o, build/genoutput.o, build/genpeep.o,
17062 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
17063 build/gen-protos.o, build/scan.o, build/fix-header.o,
17064 build/scan-decls.o): Simplify.
17065 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
17066 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
17067 prefix.o, toplev.o): Reduce to variable setting.
17068 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
17069 ($(out_object_file), gcc-options.o): New targets.
17070 ($(ALL_HOST_OBJS)): New target. Include dependency files.
17071 * configure: Rebuilt.
17072 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
17073 * doc/sourcebuild.texi (Front End Directory): Document new variable.
17075 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
17077 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
17078 complain when we hit an error, return ERROR_MARK_NODE.
17080 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17082 * config/sh/constraints.md (Pso, Psz): New constraints.
17083 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
17084 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
17086 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17088 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
17089 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
17091 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17093 * config/sh/sh.md (prefetch): Add condition for SH2A target.
17094 (prefetch_sh2a): New.
17096 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17097 Naveen.H.S <naveen.hs@kpitcummins.com>
17099 * config/sh/constraints.md (I28): New constraint.
17100 * config/sh/sh.c (broken_move): Add support for movi20s.
17101 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
17103 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
17104 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17105 Naveen.H.S <naveen.hs@kpitcummins.com>
17107 * config/sh/sh.c (SH_ATTRIBUTES): Define.
17108 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
17109 (print_operand): Handle resbank in %@ operand code.
17110 (sh_encode_section_info): New.
17111 (push_regs): Add conditions for resbank.
17112 (sh_expand_epilogue): Likewise.
17113 (sh_insert_attributes): Likewise.
17114 (sh_attribute_table): Likewise.
17115 (sh_handle_resbank_handler_attribute): New.
17116 (sh2a_handle_function_vector_handler_attribute): New.
17117 (sh2a_is_function_vector_call): New.
17118 (sh2a_get_function_vector_number): New.
17119 (sh2a_function_vector_p): New.
17120 (sh_cfun_resbank_handler_p): New.
17121 * config/sh/sh.md (calli): Emit jsr/n if possible.
17122 (calli_tbr_rel): New.
17123 (calli_pcrel): Emit jsr/n if possible.
17124 (return_i): Emit rts/n if possible.
17125 (call_valuei_tbr_rel): New.
17126 (call_valuei_pcrel): Add condition for SH2A target.
17127 (call_value): Likewise.
17128 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
17129 (sh2a_get_function_vector_number): Likewise.
17130 (sh2a_is_function_vector_call): Likewise.
17131 * doc/extend.texi: Document TBR relative addressing of SH2A.
17132 (resbank): Add description for SH2A.
17134 2008-03-24 Richard Guenther <rguenther@suse.de>
17137 * gimplify.c (gimplify_modify_expr): For frontend type-correct
17138 pointer assignments change conversions according to middle-end rules.
17139 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
17140 * configure.ac: Include type checking in yes.
17141 * configure: Regenerate.
17143 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17145 * diagnostic.c (diagnostic_count_diagnostic): Delete.
17146 (diagnostic_report_diagnostic): Update. Handle ICEs here.
17148 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
17150 * gthr-vxworks.h (UNUSED): Define.
17152 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
17154 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
17156 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
17158 * doc/extend.texi (Function Attributes): Add missing comma in the
17159 example of the "alloc_size" attribute.
17161 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
17164 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
17166 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17169 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17172 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17173 of the underlying type of a MS bitfield layout to the natural
17174 alignment of the type.
17176 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17178 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17179 to their natural alignment to avoid store forwarding stalls.
17181 2008-03-22 Richard Guenther <rguenther@suse.de>
17183 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
17184 For PHI nodes verify the address is invariant.
17185 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
17186 (get_symbol_constant_value): Use is_gimple_min_invariant.
17187 (maybe_fold_stmt_indirect): Likewise.
17189 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
17191 PR rtl-optimization/33927
17192 * Makefile.in (dse.o): Depend on $(TM_P_H).
17193 * expr.h (extract_low_bits): Declare.
17194 * expmed.c (extract_low_bits): New function.
17195 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
17196 * dse.c: Include tm_p.h.
17197 (find_shift_sequence): Remove the read_reg argument and return the
17198 read value. Emit the instructions instead of returning them.
17199 Iterate on new_mode rather than calculating it each time.
17200 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
17201 source to NEW_MODE and extract_low_bits to convert the shifted
17202 value to READ_MODE.
17203 (replace_read): Allow the load and store to have different mode
17204 classes. Use extract_low_bits when SHIFT == 0. Create the shift
17205 or extraction instructions before trying the replacement. Update
17206 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
17208 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17210 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17211 to their natural alignment to avoid store forwarding stalls.
17213 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17216 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
17217 encouraging but not allowing gprs for input;
17218 change the input constraint to !f#r.
17219 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
17221 change the output constraint to !f#r.
17223 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
17226 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
17227 corresponding post-reload splitters.
17228 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
17229 when x87 FP math is selected.
17230 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
17231 New function prototype.
17232 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
17233 unreachable function to ease macroization of insn patterns.
17235 2008-03-21 Martin Jambor <mjambor@suse.cz>
17237 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
17238 reference dumps if ddr is NULL or dependence is unknown.
17240 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17242 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
17243 unsigned extension into account.
17244 (ATOMIC_COMPARE_AND_SWAP): Likewise.
17245 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
17246 Do computations on a scratch register.
17248 2008-03-21 Richard Guenther <rguenther@suse.de>
17250 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
17251 Use is_gimple_min_invariant instead of TREE_INVARIANT.
17252 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
17253 * tree-ssa-dom.c (record_equality): Likewise.
17254 * tree-inline.c (copy_body_r): Likewise.
17255 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
17258 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17260 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
17261 as 'delete_unused' argument.
17263 2008-03-20 Richard Guenther <rguenther@suse.de>
17265 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
17266 special casing of constant qualifiers.
17267 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
17268 care about them in general.
17269 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
17270 regardless of their type.
17271 (fold_stmt_r): Forcefully fold *& if we end up with that.
17273 2008-03-20 Paul Brook <paul@codesourcery.com>
17275 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
17276 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
17278 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
17280 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
17281 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
17283 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
17285 * common.opt (Wmudflap): New option.
17286 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
17287 (mx_register_decls): Likewise.
17288 (mudflap_finish_file): Likewise.
17289 * doc/invoke.texi: Document -Wno-mudflap.
17291 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
17293 * c-format.c (replace_format_name_to_system_name): New.
17294 (cmp_attribs): New.
17295 (convert_format_name_to_system_name): New.
17296 (decode_format_attr): Add use of convert_format_name_to_system_name.
17297 (format_types_orig): Add gnu_ prefix to names.
17298 (check_format_info_main): Special treating of \0 escaped names for
17299 supporting multi-character format specifiers as I32, I64.
17300 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
17301 (gnu_target_overrides_format_attributes): New.
17302 * c-format.h: Add structure target_ovr_attr to hold
17303 system specific formatter names.
17304 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
17305 msformat-c.o file to c_target_objs and cxx_target_objs.
17306 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17307 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
17308 (TARGET_N_FORMAT_TYPES): New.
17309 * config/i386/msformat-c.c: New.
17310 * config/i386/t-cygming: Add build rule for msformat-c.o.
17311 * doc/extend.texi: Add new format names gnu_* and ms_* and
17313 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17315 2008-03-20 Ira Rosen <irar@il.ibm.com>
17317 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
17318 optimizations turned on under -O3.
17319 (ftree-vectorize): Add that the flag is turned on with -O3.
17321 2008-03-20 Ben Elliston <bje@au.ibm.com>
17323 * regmove.c (try_auto_increment): Fix spelling error in comment.
17324 * final.c (final_scan_insn): Likewise.
17326 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
17329 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
17330 allocator preferences for "y" and "r" class registers.
17331 ("*mov<mode>_internal"): Ditto.
17332 ("*movv2sf_internal_rex64"): Ditto.
17333 ("*movv2sf_internal"): Ditto.
17335 2008-03-19 Michael Matz <matz@suse.de>
17337 PR middle-end/35616
17338 * calls.c (expand_call): Check overlap of arguments with call
17339 address for sibcalls.
17341 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17344 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17345 of the underlying type of a MS bitfield layout to the natural
17346 alignment of the type.
17348 2008-03-19 Jan Hubicka <jh@suse.cz>
17351 * toplev.c (decode_d_option): Handle all CPP flags.
17352 * tree-vrp.c: Update tree_pass descriptors.
17353 * regrename.c: Update tree_pass descriptors.
17354 * fwprop.c: Update tree_pass descriptors.
17355 * doc/invoke.texi: Remove documentation of dropped -d? flags.
17356 * tree-into-ssa.c: Update tree_pass descriptors.
17357 * tree-dump.c: Update tree_pass descriptors.
17358 * tree-complex.c: Update tree_pass descriptors.
17359 * tree-dump.h: Update tree_pass descriptors.
17360 * see.c: Update tree_pass descriptors.
17361 * cgraphbuild.c: Update tree_pass descriptors.
17362 * tracer.c: Update tree_pass descriptors.
17363 * tree-loop-distribution.c: Update tree_pass descriptors.
17364 * cgraph.c: Update tree_pass descriptors.
17365 * postreload-gcse.c: Update tree_pass descriptors.
17366 * postreload.c: Update tree_pass descriptors.
17367 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
17368 * tree-tailcall.c: Update tree_pass descriptors.
17369 * tree-pass.h (tree_opt_pass): Rename to ...
17370 (opt_pass) ... this one; add "type" field and remove letter field.
17371 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
17372 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
17373 all_lowering_passes): Update declaration.
17374 * ipa-cp.c: Update tree_pass descriptors.
17375 * final.c: Update tree_pass descriptors.
17376 * omp-low.c: Update tree_pass descriptors.
17377 * tree-ssa-dse.c: Update tree_pass descriptors.
17378 * ipa-reference.c: Update tree_pass descriptors.
17379 * tree-ssa-uncprop.c: Update tree_pass descriptors.
17380 * auto-inc-dec.c: Update tree_pass descriptors.
17381 * reorg.c: Update tree_pass descriptors.
17382 * cgraphunit.c: Update tree_pass descriptors.
17383 * tree-ssa-copyrename.c: Update tree_pass descriptors.
17384 * tree-ssa-ccp.c: Update tree_pass descriptors.
17385 * df-core.c: Update tree_pass descriptors.
17386 * mode-switching.c: Update tree_pass descriptors.
17387 * tree-nomudflap.c: Update tree_pass descriptors.
17388 * modulo-sched.c: Update tree_pass descriptors.
17389 * ipa-pure-const.c: Update tree_pass descriptors.
17390 * cse.c: Update tree_pass descriptors.
17391 * web.c: Update tree_pass descriptors.
17392 * tree-stdarg.c: Update tree_pass descriptors.
17393 * tree-ssa-math-opts.c: Update tree_pass descriptors.
17394 * tree-ssa-dom.c: Update tree_pass descriptors.
17395 * tree-nrv.c: Update tree_pass descriptors.
17396 * tree-ssa-alias.c: Update tree_pass descriptors.
17397 * loop-init.c: Update tree_pass descriptors.
17398 * gimple-low.c: Update tree_pass descriptors.
17399 * ipa-inline.c: Update tree_pass descriptors.
17400 * tree-ssa-sink.c: Update tree_pass descriptors.
17401 * global.c: Update tree_pass descriptors.
17402 * ifcvt.c: Update tree_pass descriptors.
17403 * jump.c: Update tree_pass descriptors.
17404 * predict.c: Update tree_pass descriptors.
17405 * tree-ssa-loop.c: Update tree_pass descriptors.
17406 * recog.c: Update tree_pass descriptors.
17407 * dse.c: Update tree_pass descriptors.
17408 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
17409 * tree-eh.c: Update tree_pass descriptors.
17410 * regmove.c: Update tree_pass descriptors.
17412 * function.c: Update tree_pass descriptors.
17413 * tree-vectorizer.c: Update tree_pass descriptors.
17414 * gcse.c: Update tree_pass descriptors.
17415 * ipa-type-escape.c: Update tree_pass descriptors.
17416 * tree-if-conv.c: Update tree_pass descriptors.
17417 * init-regs.c: Update tree_pass descriptors.
17418 * ipa.c: Update tree_pass descriptors.
17419 * tree-ssa-phiopt.c: Update tree_pass descriptors.
17420 * rtl-factoring.c: Update tree_pass descriptors.
17421 * lower-subreg.c: Update tree_pass descriptors.
17422 * bt-load.c: Update tree_pass descriptors.
17423 * tree-dfa.c: Update tree_pass descriptors.
17424 * except.c: Update tree_pass descriptors.
17425 * emit-rtl.c: Update tree_pass descriptors.
17426 * cfgexpand.c: Update tree_pass descriptors.
17427 * tree-cfgcleanup.c: Update tree_pass descriptors.
17428 * cfgcleanup.c: Update tree_pass descriptors.
17429 * tree-ssa-pre.c: Update tree_pass descriptors.
17430 * tree-sra.c: Update tree_pass descriptors.
17431 * tree-mudflap.c: Update tree_pass descriptors.
17432 * tree-ssa-copy.c: Update tree_pass descriptors.
17433 * cfglayout.c: Update tree_pass descriptors.
17434 * tree-ssa-forwprop.c: Update tree_pass descriptors.
17435 * tree-ssa-dce.c: Update tree_pass descriptors.
17436 * tree-ssa.c: Update tree_pass descriptors.
17437 * regclass.c: Update tree_pass descriptors.
17438 * integrate.c: Update tree_pass descriptors.
17439 * tree-optimize.c: Update tree_pass descriptors.
17440 * tree-ssa-phiprop.c: Update tree_pass descriptors.
17441 * tree-object-size.c: Update tree_pass descriptors.
17442 * combine.c: Update tree_pass descriptors.
17443 * tree-outof-ssa.c: Update tree_pass descriptors.
17444 * bb-reorder.c: Update tree_pass descriptors.
17445 * stack-ptr-mod.c: Update tree_pass descriptors.
17446 * var-tracking.c: Update tree_pass descriptors.
17447 * tree-profile.c: Update tree_pass descriptors.
17448 * tree-vect-generic.c: Update tree_pass descriptors.
17449 * reg-stack.c: Update tree_pass descriptors.
17450 * sched-rgn.c: Update tree_pass descriptors.
17451 * tree-ssa-structalias.c: Update tree_pass descriptors.
17452 * tree-cfg.c: Update tree_pass descriptors.
17453 * passes.c (current_pass): Update declaration.
17454 (finish_optimization_passes): Update.
17455 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
17456 (register_one_dump_file, register_dump_files_1, next_pass_1):
17458 (init_optimization_passes): Update handling of new types.
17459 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
17460 * ipa-struct-reorg.c: Update tree_pass descriptors.
17461 * tree-ssa-reassoc.c: Update tree_pass descriptors.
17462 * combine-stack-adj.c: Update tree_pass descriptors.
17463 * cfgrtl.c: Update tree_pass descriptors.
17464 * dce.c: Update tree_pass descriptors.
17465 * tree-ssanames.c: Update tree_pass descriptors.
17467 2008-03-19 Richard Guenther <rguenther@suse.de>
17469 PR middle-end/35609
17470 * tree-ssa.c (walk_data): New structure.
17471 (warn_uninitialized_var): If not always_executed warn with "maybe"
17473 (execute_early_warn_uninitialized): Compute post-dominators.
17474 Initialize always_executed before processing each basic block.
17476 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
17479 * config/i386/i386.c (x86_this_parameter): Calculate correct location
17480 of "this" pointer when "regparm = N" or "fastcall" is in effect.
17482 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17484 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
17486 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
17488 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
17490 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
17491 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
17492 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
17493 target after ignore has been set, and move there also the commputation
17494 of subtarget and original_target.
17495 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
17496 (LANG_HOOKS_INITIALIZER): Remove it.
17497 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
17499 2008-03-18 Richard Guenther <rguenther@suse.de>
17501 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
17502 found an expression with constants, note that in the VN for the lhs.
17503 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
17504 fold them to constants if possible. Run cleanup_cfg if done so.
17505 (execute_pre): Return todo.
17506 (do_pre): Likewise.
17507 (execute_fre): Likewise.
17508 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
17510 (get_prop_source_stmt): Look through pointer conversions.
17512 2008-03-18 Jan Hubicka <jh@suse.cz>
17514 * tree-pretty-print.c: Include predict.h.
17515 (dump_generic_node): Dump predictor.
17516 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
17517 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
17518 * gimple-low.c (lower_stmt): Likewise.
17519 * expr.c (expand_expr_real): Likewise.
17520 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
17522 (build_predict_expr, build_predict_expr): New.
17523 * predict.h (predictor_name, build_predict_expr): Update.
17524 * c-typeck.c (c_finish_bc_stmt): Add prediction.
17525 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
17526 * predict.def (PRED_CONTINUE): Update hitrate.
17527 * tree.def (PREDICT_EXPR): Define.
17528 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
17529 do not handle BIND_EXPR.
17530 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
17531 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
17532 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
17535 2008-03-18 Michael Matz <matz@suse.de>
17537 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
17539 2008-03-18 Richard Guenther <rguenther@suse.de>
17541 * tree-gimple.h (is_gimple_invariant_address): Declare.
17542 (is_gimple_constant): Likewise.
17543 * tree-gimple.c (is_gimple_constant): New function.
17544 (is_gimple_invariant_address): Likewise.
17545 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
17546 and is_gimple_invariant_address.
17547 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
17549 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
17550 an addressable base.
17552 2008-03-18 Jakub Jelinek <jakub@redhat.com>
17554 PR middle-end/35611
17555 * gimplify.c (gimplify_expr): Gimplify second operand of
17558 2008-03-17 Richard Guenther <rguenther@suse.de>
17560 PR tree-optimization/19637
17561 * fold-const.c (fold_unary): Remove restrictions of removing
17562 intermediate pointer-conversions (P2)(P1)P0.
17563 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
17564 conversion to void pointer.
17565 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
17567 2008-03-16 James E. Wilson <wilson@tuliptree.org>
17570 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
17571 emulated thread local variables.
17573 2008-03-16 Richard Guenther <rguenther@suse.de>
17575 PR middle-end/35607
17576 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
17577 expand TREE_INVARIANT operations that are not gimple invariant.
17579 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
17581 * doc/extend.texi (Alignment): Say that the ABI controls
17582 the __alignof__ for non-strict-alignment targets rather
17583 than being a recommendation.
17585 2008-03-15 Paul Brook <paul@codesourcery.com>
17587 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
17589 (arm_output_fn_unwind): Mark functions that can not be unwound.
17591 2008-03-15 Paul Brook <paul@codesourcery.com>
17593 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
17594 extension instructions.
17596 2008-03-15 Richard Guenther <rguenther@suse.de>
17598 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
17599 and fold constant aggregate refs.
17600 (fold_const_aggregate_ref): Handle string constants
17601 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
17602 (evaluate_stmt): Simplify now that ccp_fold folds constant
17605 2008-03-15 Paul Brook <paul@codesourcery.com>
17607 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
17608 (extzv): Use gen_extzv_t2.
17609 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
17611 2008-03-15 Richard Guenther <rguenther@suse.de>
17613 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
17614 (fold_const_aggregate_ref): Likewise.
17615 (get_value): Return NULL if we don't have any values.
17616 (ccp_finalize): Set const_val to NULL after freeing it.
17617 * tree-flow.h (get_symbol_constant_value): Declare.
17618 (fold_const_aggregate_ref): Likewise.
17619 * tree-ssa-sccvn.c (try_to_simplify): Use them.
17621 2008-03-15 Richard Guenther <rguenther@suse.de>
17623 PR middle-end/35593
17624 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
17625 to not produce negative array indices if not allowed. Add
17626 parameter to indicate that.
17627 (maybe_fold_offset_to_component_ref): Allow negative array
17628 indices only for the first member of a structure.
17629 (maybe_fold_offset_to_reference): Allow negative array indices.
17630 (maybe_fold_stmt_addition): Likewise.
17632 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
17633 Anatoly Sokolov <aesok@post.ru>
17635 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
17636 (avr_arch): Add ARCH_AVR6.
17637 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
17638 (initial_elimination_offset): Initialize and use 'avr_pc_size'
17639 instead of fixed value 2.
17640 (print_operand_address): Use gs() asm specifier instead of pm().
17641 (avr_assemble_integer): (Ditto.).
17642 (avr_output_addr_vec_elt): (Ditto.).
17643 (print_operand): Handle "!" code.
17644 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
17645 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
17646 (AVR_HAVE_EIJMP_EICALL): Define.
17647 (AVR_3_BYTE_PC): Redefine.
17648 (AVR_2_BYTE_PC): (Ditto.).
17649 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
17650 (LINK_SPEC): Add atmega2560 and atmega2561.
17651 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
17653 * config/avr/avr.md (call_insn): Use eicall instead of icall
17654 for 3 byte PC devices.
17655 (call_value_insn): (Ditto.).
17656 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
17657 (indirect_jump): Use only for for 2 byte PC devices.
17658 (*tablejump): (Ditto.).
17659 (*indirect_jump_avr6): Add insn.
17660 (*tablejump_rjmp): Don't use for 3 byte PC devices.
17661 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
17662 instead of ijmp for 3 byte PC devices.
17663 (__tablejump2__): (Ditto.).
17664 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
17665 (MULITLIB_DIRNAMES): (Ditto.).
17666 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
17668 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
17670 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
17671 "sse2_umulsidi3". Use V1DI mode for operand 0.
17672 ("mmx_psadbw"): Use V1DI mode for operand 0.
17673 * config/i386/i386-modes.def (V1SI): New vector mode.
17674 * config/i386/i386.c (struct builtin_description)
17675 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
17676 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
17677 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
17678 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
17679 v1di_ftype_v8qi_v8qi type.
17680 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
17682 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
17683 __builtin_ia32_pmuludq]: Fix the mode of return value.
17685 2008-03-15 Richard Guenther <rguenther@suse.de>
17687 PR middle-end/35595
17688 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
17691 2008-03-14 Bob Wilson <bob.wilson@acm.org>
17693 * doc/invoke.texi (Option Summary, Xtensa Options): Document
17694 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
17695 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
17696 unless TARGET_SERIALIZE_VOLATILE is enabled.
17697 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
17698 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
17699 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
17701 2008-03-14 Richard Guenther <rguenther@suse.de>
17703 PR tree-optimization/34172
17704 * tree-flow.h (refs_may_alias_p): Declare.
17705 (get_single_def_stmt): Likewise.
17706 (get_single_def_stmt_from_phi): Likewise.
17707 (get_single_def_stmt_with_phi): Likewise.
17708 * tree-dfa.c (refs_may_alias_p): New function.
17709 (get_single_def_stmt): Likewise.
17710 (get_single_def_stmt_from_phi): Likewise.
17711 (get_single_def_stmt_with_phi): Likewise.
17712 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
17713 (vn_reference_lookup_1): New helper function.
17714 (vn_reference_lookup): Walk the virtual use-def chain to
17715 continue searching for a match if the def does not alias the
17716 reference we are looking for.
17718 2008-03-14 David Edelsohn <edelsohn@gnu.org>
17720 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
17721 archive and Perzl. Update The Written Word listing.
17723 2008-03-14 Richard Guenther <rguenther@suse.de>
17725 PR tree-optimization/34043
17726 PR tree-optimization/33989
17727 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
17729 (bitmap_find_leader): Use extra argument to verify dominance
17730 relationship inside a basic-block.
17731 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
17732 (find_leader_in_sets): Adjust.
17733 (create_component_ref_by_pieces): Take extra argument for
17734 dominance check, handle lookup failures.
17735 (find_or_generate_expression): Likewise.
17736 (create_expression_by_pieces): Likewise.
17737 (insert_into_preds_of_block): Adjust.
17738 (create_value_expr_from): If asked for, verify all operands
17739 are in the blocks AVAIL_OUT set.
17740 (make_values_for_stmt): Check for SSA_NAMEs that are life
17741 over an abnormal edge.
17742 (compute_avail): Remove such check.
17743 (do_SCCVN_insertion): New function.
17744 (eliminate): If we do not find a leader suitable for replacement
17745 insert a replacement expression from SCCVN if available.
17746 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
17747 (struct vn_ssa_aux): Add needs_insertion flag.
17748 * tree-ssa-sccvn.c (may_insert): New global flag.
17749 (copy_reference_ops_from_ref): Value-number union member access
17750 based on its size, not type and member if insertion is allowed.
17751 (visit_reference_op_load): For a weak match from union type
17752 punning lookup a view-converted value and insert a SSA_NAME
17753 for that value if that is not found.
17754 (visit_use): Make dumps shorter. Do not disallow value numbering
17755 SSA_NAMEs that are life over an abnormal edge to constants.
17756 (free_scc_vn): Release inserted SSA_NAMEs.
17757 (run_scc_vn): New flag to specify whether insertion is allowed.
17758 Process SSA_NAMEs in forward order.
17759 * tree-ssa-loop-im.c (for_each_index): Handle invariant
17760 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
17761 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
17762 pointer type to/from integral types that do not change the
17763 precision to regular conversions.
17765 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
17767 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
17768 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
17769 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
17770 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
17771 input arguments and the mode of return value. Built-in functions
17772 that operate on whole 64-bit MMX register now use V1DI mode.
17774 2008-03-13 Alon Dayan <alond@il.ibm.com>
17775 Olga Golovanevsky <olga@il.ibm.com>
17777 PR tree-optimization/35041
17778 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
17779 to locate the right position in a statement.
17781 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
17785 * config/i386/xmmintrin.h: Change all static inline functions to
17786 extern inline and add __gnu_inline__ attribute.
17787 * config/i386/bmintrin.h: Ditto.
17788 * config/i386/smmintrin.h: Ditto.
17789 * config/i386/tmmintrin.h: Ditto.
17790 * config/i386/mmintrin-common.h: Ditto.
17791 * config/i386/ammintrin.h: Ditto.
17792 * config/i386/emmintrin.h: Ditto.
17793 * config/i386/pmmintrin.h: Ditto.
17794 * config/i386/mmintrin.h: Ditto.
17795 * config/i386/mm3dnow.h: Ditto.
17797 2008-03-13 Jakub Jelinek <jakub@redhat.com>
17799 PR middle-end/35185
17800 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
17801 (lower_omp_2): New function.
17802 (lower_omp_1, lower_omp): Rewritten.
17804 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
17807 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
17808 with the phrase "Microsoft Windows compilers".
17809 (Push/Pop Macro Pragmas): New subsection. Document
17810 #pragma push_macro and pragma pop_macro.
17812 2008-03-12 Paul Brook <paul@codesourcery.com>
17814 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
17816 2008-03-12 Paul Brook <paul@codesourcery.com>
17818 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
17819 (thumb2_alusi3_short): Exclude PLUS and MINUS.
17820 (thumb2_addsi_shortim): Rename ...
17821 (thumb2_addsi_short): ... to this. Allow register operands.
17822 (thumb2_subsi_short): New pattern.
17823 (thumb2_one_cmplsi2_short,
17824 thumb2_negsi2_short): New patterns and peepholes.
17826 2008-03-12 Paul Brook <paul@codesourcery.com>
17828 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
17830 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
17832 * config/i386/i386.md (int_cond): New code iterator.
17834 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
17835 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
17836 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
17837 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
17838 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
17839 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
17840 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
17841 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
17843 2008-03-12 Paul Brook <paul@codesourcery.com>
17845 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
17846 instead of {arm,thumb}_compute_save_reg_mask.
17847 (output_return_instruction): Ditto.
17848 (thumb_unexpanded_epilogue): Ditto.
17849 (thumb1_expand_prologue): Ditto.
17850 (thumb1_output_function_prologue): Ditto.
17851 (arm_set_return_address): Ditto.
17852 (thumb_set_return_address): Ditto.
17853 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
17854 regs to achieve stack alignment.
17855 (thumb1_compute_save_reg_mask): Fix compiler warning.
17856 (arm_output_epilogue): Use offsets->saved_regs_mask.
17857 Adjust stack pointer by poping call clobered registers.
17858 (arm_expand_prologue): Use offsets->saved_regs_mask.
17859 Adjust stack pointer by pushing extra registers.
17860 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
17862 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
17865 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
17866 conversion to the operands of a multiplication.
17868 2008-03-12 Richard Guenther <rguenther@suse.de>
17870 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
17871 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
17872 * timevar.def (TV_TREE_PHIPROP): Add.
17873 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
17874 pass description. Use TV_TREE_PHIPROP.
17875 * tree-ssa-forwprop.c: Remove phiprop code.
17877 2008-03-12 Jakub Jelinek <jakub@redhat.com>
17879 PR middle-end/35549
17880 * omp-low.c (maybe_lookup_decl): Constify first argument.
17881 (use_pointer_for_field): Change last argument from bool to
17882 omp_context *. Disallow shared copy-in/out in nested
17883 parallel if decl is shared in outer parallel too.
17884 (build_outer_var_ref, scan_sharing_clauses,
17885 lower_rec_input_clauses, lower_copyprivate_clauses,
17886 lower_send_clauses, lower_send_shared_vars): Adjust callers.
17888 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
17889 Ira Rosen <irar@il.ibm.com>
17891 * tree-vectorizer.c (free_stmt_vec_info): New function.
17892 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
17893 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
17894 * tree-vectorizer.h (free_stmt_vec_info): Declare.
17895 * tree-vect-transform.c (vectorizable_conversion): Free
17896 vec_oprnds0 if it was allocated.
17897 (vect_permute_store_chain): Remove unused VECs.
17898 (vectorizable_store): Free VECs that are allocated in the..
17900 (vect_transform_strided_load, vectorizable_load): Likewise.
17901 (vect_remove_stores): Simplify the code.
17902 (vect_transform_loop): Move code to vect_remove_stores().
17903 Call vect_remove_stores() and free_stmt_vec_info().
17905 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17907 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
17908 TARGET_HPUX. Revise comment.
17909 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
17910 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
17911 Use sr4 variant of `be' instruction when not generating PIC code.
17912 (attr_length_call): Adjust for above change.
17914 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17916 * ipa-reference.c (static_execute): Remove module_statics_const and
17917 associated setting code.
17919 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
17922 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
17923 predicate for operand 1.
17924 (paritysi2_cmp): Use register_operand predicate for operand 2.
17925 Use earlyclobber modifier for operand 1. Remove support for
17927 (paritydi2_cmp): Use register_operand predicate for operand 3.
17928 Use earlyclobber modifier for operand 1. Remove support for
17931 2008-03-11 Paul Brook <paul@codesourcery.com>
17932 Vladimir Prus <vladimir@codesourcery.com>
17934 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
17935 (arm_compute_save_reg0_reg12_mask): Always
17936 check if register 11 must be saved. Always safe hard frame pointer
17937 when frame_pointer_needeed.
17938 (arm_compute_save_reg_mask): Save IP and PC
17939 only with apcs frames.
17940 (arm_output_epilogue): Adjust Thumb2 codepath to
17941 be also invoked and work for ARM non-apcs frames.
17942 (arm_expand_prologue): Don't bother saving IP
17943 for non-apcs frame, since it's not clobbered by
17944 prologue code. Implement non-apcs frame
17947 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
17949 PR rtl-optimization/35281
17950 * expr.c (convert_move): Use a new pseudo for the intermediate
17951 from_mode->word_mode result.
17953 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
17955 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
17956 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
17957 * toplev.c (compile_file): Don't call it.
17959 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
17961 PR middle-end/35526
17962 * expr.c (store_expr): Call emit_block_move if the mode
17963 of "temp" RTX is BLKmode.
17965 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17966 Richard Guenther <rguenther@suse.de>
17968 PR tree-optimization/31358
17969 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
17970 the step with a NULL_TREE.
17971 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
17972 to sizetype if type is a pointer type.
17973 (add_candidate_1): Don't convert the base and step to
17974 the generic type if the orginal type is a pointer type.
17975 (add_iv_value_candidates): Use sizetype for the step
17976 if type is a pointer type.
17977 (cand_value_at): Likewise.
17978 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
17980 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
17981 Don't convert the tem affine to the type.
17982 (add_elt_to_tree): Use sizetype for the step if a pointer.
17983 Use POINTER_PLUS_EXPR for pointers.
17984 (aff_combination_to_tree): Use sizetype for the step if a
17987 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
17989 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
17990 Remove commutativity hint.
17992 2008-03-10 Jakub Jelinek <jakub@redhat.com>
17996 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
17997 errorneous type. Check that v is a VAR_DECL.
17999 PR middle-end/35099
18000 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
18002 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
18004 PR tree-optimization/35494
18005 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
18006 may be overriden at link and run time.
18008 2008-03-10 Richard Guenther <rguenther@suse.de>
18010 PR tree-optimization/34677
18011 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
18012 (poolify_tree): Likewise.
18013 (modify_expr_template): Likewise.
18014 (poolify_modify_stmt): Likewise.
18015 (insert_fake_stores): Handle all component-ref style stores
18016 in addition to INDIRECT_REF. Also handle complex types.
18017 Do not poolify the inserted load.
18018 (realify_fake_stores): Do not rebuild the tree but only
18019 make it a SSA_NAME copy.
18020 (init_pre): Remove initialzation of modify_expr_template.
18021 Do not allocate modify_expr_node_pool.
18022 (fini_pre): Do not free modify_expr_node_pool.
18024 2008-03-10 Paul Brook <paul@codesourcery.com>
18026 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
18027 to avoid conflicts.
18029 2008-03-10 Paul Brook <paul@codesourcery.com>
18030 Mark Shinwell <shinwell@codesourcery.com>
18032 * config/arm/cortex-r4.md: New.
18033 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
18035 * config/arm/arm.md: Include cortex-r4.md.
18036 (insn): Add smmls, sdiv and udiv values.
18037 (generic_sched): Don't use generic scheduling for Cortex-R4.
18038 (arm_issue_rate): New function.
18039 (TARGET_SCHED_ISSUE_RATE): Define.
18041 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
18043 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
18045 2008-03-10 Richard Guenther <rguenther@suse.de>
18047 * tree-ssa-pre.c (get_sccvn_value): Simplify.
18048 (compute_avail): Do not add stmt uses to AVAIL_OUT.
18050 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
18052 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
18053 Set default to true.
18055 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18057 * c.opt (Wsynth): Deprecate.
18058 * doc/invoke.texi (Option Summary, Warning Options): Document
18059 -Wno-format-contains-nul.
18061 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
18064 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
18065 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
18067 2008-03-09 Ira Rosen <irar@il.ibm.com>
18069 * config/rs6000/rs6000.c (builtin_description): Rename vector
18070 left shift operations.
18071 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
18072 (altivec_vsl<VI_char>): Rename to ...
18073 (ashl<mode>3): ... new name.
18074 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
18076 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
18078 2008-03-08 Richard Guenther <rguenther@suse.de>
18080 * coverage.h (tree_coverage_counter_addr): Declare.
18081 * coverage.c (tree_coverage_counter_addr): New function.
18082 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
18083 before using again.
18084 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
18085 (tree_gen_one_value_profiler): Likewise.
18086 (tree_gen_ic_profiler): Likewise.
18087 (tree_gen_average_profiler): Likewise.
18088 (tree_gen_ior_profiler): Likewise.
18090 2008-03-08 Richard Guenther <rguenther@suse.de>
18092 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
18093 (vn_binary_op_insert): Likewise.
18094 (vn_unary_op_lookup): Likewise.
18095 (vn_unary_op_insert): Likewise.
18096 (vn_nary_op_lookup): Declare.
18097 (vn_nary_op_insert): Likewise.
18098 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
18099 and binary hashes, use a single obstack for unary_op_pool
18100 and binary_op_pool.
18101 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
18102 a single struct vn_nary_op_s. Store tree code length and
18103 a variable number of operands.
18104 (struct vn_reference_op_struct): Remove unused op2.
18105 (vn_reference_op_eq): Do not compare op2.
18106 (vn_reference_op_compute_hash): Do not compute hash of op2.
18107 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
18108 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
18109 with vn_nary_op_compute_hash.
18110 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
18111 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
18113 (vn_unary_op_insert, vn_binary_op_insert): Replace with
18115 (visit_unary_op): Call nary functions.
18116 (visit_binary_op): Likewise.
18117 (process_scc): Adjust for struct vn_tables_s changes.
18118 (allocate_vn_table): Likewise.
18119 (free_vn_table): Likewise.
18120 * tree-vn.c (vn_add): Call nary functions.
18121 (vn_lookup): Likewise.
18123 2008-03-08 Jakub Jelinek <jakub@redhat.com>
18126 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
18127 wdst back after sync_compare_and_swapqhi_internal.
18129 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
18132 * config/i386/i386-modes.def (V1DI): New vector mode.
18133 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
18134 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
18135 (MMXMODE248): Ditto.
18136 (MMXMODE): Add V1DI mode.
18137 (mmxvecsize): Change DI mode to V1DI mode.
18138 ("mov<mode>): Use MMXMODEI8 mode iterator.
18139 ("*mov<mode>_internal_rex64"): Ditto.
18140 ("*mov<mode>_internal"): Ditto.
18141 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
18142 ("mmx_sub<mode>3"): Ditto.
18143 ("mmx_adddi3"): Remove insn pattern.
18144 ("mmx_subdi3"): Ditto.
18145 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
18146 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
18147 ("mmx_ashl<mode>3"): Ditto.
18148 ("mmx_lshrdi3"): Remove insn pattern.
18149 ("mmx_ashldi3"): Ditto.
18150 * config/i386/i386.c (classify_argument): Handle V1DImode.
18151 (function_arg_advance_32): Ditto.
18152 (function_arg_32): Ditto.
18153 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
18154 mmx_addv1di3 insn pattern.
18155 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
18156 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
18157 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
18158 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
18159 Remove definitions of built-in functions.
18160 (V1DI_type_node): New node.
18161 (v1di_ftype_v1di_int): Ditto.
18162 (v1di_ftype_v1di_v1di): Ditto.
18163 (v2si_ftype_v2si_si): Ditto.
18164 (v4hi_ftype_v4hi_di): Remove node.
18165 (v2si_ftype_v2si_di): Ditto.
18166 (ix86_init_mmx_sse_builtins): Handle V1DImode.
18167 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
18168 Redefine builtins using def_builtin_const with *_ftype_*_int node.
18169 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
18170 Add new builtins using def_builtin_const.
18171 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
18172 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
18173 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
18174 * config/i386/mmintrin.h (__v1di): New typedef.
18175 (_mm_add_si64): Cast arguments to __v1di type.
18176 (_mm_sub_si64): Ditto.
18177 (_mm_sll_pi16): Cast __count to __v4hi type.
18178 (_mm_sll_pi32): Cast __count to __v2si type.
18179 (_mm_sll_si64): Cast arguments to __v1di type.
18180 (_mm_srl_pi16): Cast __count to __v4hi type.
18181 (_mm_srl_pi32): Cast __count to __v2si type.
18182 (_mm_srl_si64): Cast arguments to __v1di type.
18183 (_mm_sra_pi16): Cast __count to __v4hi type.
18184 (_mm_sra_pi32): Cast __count to __v2si type.
18185 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
18186 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
18187 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
18188 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
18189 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
18190 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
18191 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
18192 (_mm_srai_pi32): Use __builtin_ia32_psradi.
18193 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
18194 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18195 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18196 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
18198 2008-03-07 Joseph Myers <joseph@codesourcery.com>
18200 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
18202 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
18205 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
18206 reg+const addressing for Altivec modes. Don't generate reg+reg
18207 addressing for TFmode or TDmode quantities.
18209 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
18211 * c-common.c (vector_types_convertible_p): Call langhook
18212 instead of comptypes.
18214 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18217 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
18218 integral and scalar float variables which have a
18221 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
18223 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
18224 dwarf_register_span hook when emitting unwind information for
18225 register-to-memory saves.
18226 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
18227 (rs6000_frame_related): Remove call to spe_synthesize_frame.
18229 2008-03-06 Jakub Jelinek <jakub@redhat.com>
18231 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
18232 for the same VAR_DECL.
18234 2008-03-06 Tom Tromey <tromey@redhat.com>
18236 * treelang: Delete.
18237 * doc/standards.texi (Standards): Don't mention treelang.
18238 * doc/invoke.texi (Overall Options): Don't mention treelang.
18239 * doc/install.texi (Prerequisites): Don't mention bison or
18241 (Configuration): Don't mention treelang.
18242 (Building): Likewise.
18243 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
18245 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
18247 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
18248 word-extractions out of a multi-word object.
18250 2008-03-06 Richard Guenther <rguenther@suse.de>
18252 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
18253 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
18254 result type and precision.
18255 * expr.c (get_inner_reference): Set unsignedp based on the result
18256 type of BIT_FIELD_REF.
18257 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
18258 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
18259 (try_instantiate_multiple_fields): Likewise. Use the correct type
18261 (sra_build_assignment): Likewise.
18262 (sra_build_elt_assignment): Likewise.
18263 (sra_explode_bitfield_assignment): Likewise.
18264 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
18265 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
18266 set BIT_FIELD_REF_UNSIGNED.
18267 (vectorizable_load): Likewise.
18269 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
18271 * cse.c (cse_extended_basic_block): Invalidate artificial defs
18274 2008-03-06 Richard Guenther <rguenther@suse.de>
18276 * alias.c (struct alias_set_entry): Move has_zero_child field
18277 to pack with alias_set.
18279 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
18281 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18284 2008-03-05 Ian Lance Taylor <iant@google.com>
18286 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
18288 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
18290 * fwprop.c (update_df): Support width and offset parameters of
18292 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
18293 global_conflicts): Change DF_REF_EXTRACT to either
18294 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18295 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18296 * df-scan.c (df_ref_record, df_defs_record,
18297 df_ref_create_structure, df_def_record_1, df_uses_record,
18298 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
18299 df_bb_refs_collect, df_entry_block_defs_collect,
18300 df_exit_block_uses_collect): Support new width and offset fields.
18301 (ref_extract_pool): New storage pool.
18302 (df_free_ref): New function.
18303 (df_reg_chain_unlink, df_free_collection_rec,
18304 df_sort_and_compress_refs): Call df_free_ref.
18305 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
18307 (df_ref_create_structure): Allocate df_ref_extract if offset and
18308 width fields are used.
18309 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
18310 (df_uses_record): Get offset and width from ZERO_EXTRACT
18312 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
18313 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18314 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18315 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
18316 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18317 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18318 (df_ref_extract): New structure.
18319 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
18320 (df_ref_create): Add width and offset parameters.
18322 2008-03-05 Richard Guenther <rguenther@suse.de>
18324 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18325 Use ranges_overlap_p.
18326 (offset_overlaps_with_access): Rename
18327 to ranges_overlap_p and move ...
18328 * tree-flow-inline.h (ranges_overlap_p): ... here.
18330 * tree.h (get_inner_reference, handled_component_p): Update
18333 * tree.h (record_component_aliases, get_alias_set,
18334 alias_sets_conflict_p, alias_sets_must_conflict_p,
18335 objects_must_conflict_p): Move declarations ...
18336 * alias.h (record_component_aliases, get_alias_set,
18337 alias_sets_conflict_p, alias_sets_must_conflict_p,
18338 objects_must_conflict_p): ... here.
18339 Include coretypes.h.
18340 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
18342 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
18344 * cfg.c: Include tree-flow.h.
18345 (remove_edge_raw): Call redirect_edge_var_map_clear.
18346 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
18347 * tree-flow-inline.h (redirect_edge_var_map_def): New.
18348 (redirect_edge_var_map_result): New.
18349 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
18350 PENDING_STMT use with redirect_edge_var_map_*.
18351 * tree-ssa.c (edge_var_maps): New definition.
18352 (redirect_edge_var_map_add): New.
18353 (redirect_edge_var_map_clear): New.
18354 (redirect_edge_var_map_dup): New.
18355 (redirect_edge_var_map_vector): New.
18356 (redirect_edge_var_map_destroy): New.
18357 (ssa_redirect_edge): Replace PENDING_STMT use with
18358 redirect_edge_var_map_*.
18359 (flush_pending_stmts): Same.
18360 (delete_tree_ssa): Destroy edge var map.
18361 * tree-flow.h (struct _edge_var_map): New.
18362 Define edge_var_map vector type.
18363 Declare redirect_edge_var_map_* prototypes.
18364 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
18365 * tree-cfg.c (reinstall_phi_args): Replace
18366 PENDING_STMT use with redirect_edge_var_map_*.
18368 2008-03-05 Richard Guenther <rguenther@suse.de>
18370 PR tree-optimization/35472
18371 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
18372 whose single use_stmt has a overlapping set of loaded and
18373 stored symbols as that use_stmt might be a noop assignment then.
18375 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18377 * gthr-rtems.h: Implement __gthread_mutex_destroy.
18379 2008-03-05 Richard Guenther <rguenther@suse.de>
18382 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
18383 should be constants.
18384 * tree-cfg.c (verify_expr): Verify it.
18385 * fold-const.c (fold_truthop): Remove code generating
18386 BIT_FIELD_REFs of structure bases.
18387 (fold_binary): Likewise.
18388 (fold_ternary): Position and size of BIT_FIELD_REFs are
18389 always host integers.
18390 (make_bit_field_ref): Remove.
18391 (optimize_bit_field_compare): Remove.
18392 (all_ones_mask_p): Remove.
18394 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
18397 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
18398 (split_block_and_df_analyze): New. Split basic block and rebuild
18400 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
18402 (split_pattern_seq): Likewise.
18403 (erase_matching_seqs): Likewise.
18404 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
18406 2008-03-04 Geoff Keating <geoffk@apple.com>
18408 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
18409 declaration and code.
18410 (tree_invalid_nonnegative_warnv_p): Likewise.
18412 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
18414 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
18415 examples. Truncate option-names then causing overfull hbox.
18417 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18420 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
18422 * configure: Rebuilt.
18424 2008-03-04 Rafael Espindola <espindola@google.com>
18426 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
18427 (tree_unary_nonnegative_warnv_p): New.
18428 (tree_binary_nonnegative_warnv_p): New.
18429 (tree_single_nonnegative_warnv_p): New.
18430 (tree_invalid_nonnegative_warnv_p): New.
18431 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
18433 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18436 * opts.c (handle_option): Postpone 'unknown option' errors only for
18439 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
18442 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
18445 2008-03-04 Rafael Espindola <espindola@google.com>
18447 * fold-const.c (tree_unary_nonzero_warnv_p): New.
18448 (tree_binary_nonzero_warnv_p): New.
18449 (tree_single_nonzero_warnv_p): New.
18450 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
18452 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
18454 PR middle-end/35456
18455 * fold-const.c (fold_cond_expr_with_comparison): Prevent
18456 transformations for modes that have signed zeros.
18457 * ifcvt.c (noce_try_abs): Ditto.
18459 2008-03-04 Joseph Myers <joseph@codesourcery.com>
18461 * config/i386/i386.c (override_options): Force
18462 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
18464 2008-03-04 Jan Hubicka <jh@suse.cz>
18467 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
18470 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
18472 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
18473 label to probe the stack.
18475 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
18477 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
18478 (__gthr_win32_mutex_destroy): Declare.
18479 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
18480 __gthr_win32_mutex_destroy.
18481 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
18483 2008-03-03 Jan Hubicka <jh@suse.cz>
18486 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
18487 aggressive on inlining cold calls.
18489 2008-03-03 Richard Guenther <rguenther@suse.de>
18491 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
18492 struct copies into the expression table.
18493 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
18494 (try_to_simplify): Likewise.
18495 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
18496 integral and pointer arguments which do not change the
18497 precision to NOP_EXPRs.
18498 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
18499 VIEW_CONVERT_EXPR case.
18501 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
18503 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
18504 defined in a loop at depth 0 is invariant.
18505 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
18506 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
18507 be called at loop depth 0.
18509 2008-03-02 Jakub Jelinek <jakub@redhat.com>
18512 * gcc.c (process_command): Update copyright notice dates.
18513 * gcov.c (print_version): Likewise.
18514 * gcov-dump.c (print_version): Likewise.
18515 * mips-tfile.c (main): Likewise.
18516 * mips-tdump.c (main): Likewise.
18518 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18521 * c-common.c (flag_permissive): Delete.
18522 (constant_expression_warnings): Check flags first.
18523 (constant_expression_error): New.
18524 * c-common.h (flag_permissive): Delete.
18525 (constant_expression_error): Declare.
18526 * flags.h (flag_permissive): Declare. Update description.
18527 * diagnostic.c (pedwarn): Update.
18529 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
18530 (permissive_error_kind): New.
18531 * toplev.c (flag_permissive): Define. Update description.
18532 * toplev.h (permissive_error_kind): Declare.
18533 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
18534 (pedwarn_c90): Use pedantic_warning_kind.
18535 * c-opts.c (c_common_post_options): flag_permissive does not affect
18536 flag_pedantic_errors.
18538 2008-03-02 Joseph Myers <joseph@codesourcery.com>
18540 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
18541 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
18542 __absvsi2, __absvDI2): Use unsigned arithmetic.
18544 2008-03-02 Andi Kleen <ak@suse.de>
18545 Richard Guenther <rguenther@suse.de>
18547 * struct-equiv.c: Remove file.
18548 * cfg_cleanup.c (condjump_equiv_p): Remove.
18549 * Makefile.in (OBJS-common): Remove struct-equiv.o.
18550 (struct-equiv.o): Remove rule.
18551 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
18552 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
18553 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
18555 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18557 * ifcvt.c (noce_process_if_block): Try to handle only the then
18558 block if the else block exists but isn't suitable.
18560 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
18563 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
18564 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
18565 regression from previous patch.
18567 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
18570 * gthr.h: Add __gthread_mutex_destroy as a function that must be
18572 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
18573 * gthr-single.h (__gthread_mutex_destroy): Likewise.
18574 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
18575 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
18576 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
18577 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
18578 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
18579 (__gthread_mutex_destroy_function): Rename to
18580 __gthread_mutex_destroy.
18581 * gthr-dce.h (__gthread_mutex_destroy): Call
18582 pthread_mutex_destroy.
18583 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
18584 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
18585 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
18587 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18589 * df-scan.c (df_ref_chain_change_bb): Simplify.
18590 (df_insn_change_bb): Add new_bb argument. Simplify. Call
18591 set_block_for_insn if there's any change.
18592 * df.h ((df_insn_change_bb): Fix prototype.
18593 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
18594 df_insn_change_bb, don't call set_block_for_insn.
18595 * emit-rtl.c (reorder_insns): Likewise.
18596 * haifa-sched.c (move_insn): Likewise.
18598 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18600 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
18602 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18604 * tree-flow-inline.h (next_readonly_imm_use): Return
18605 NULL_USE_OPERAND_P after the end.
18607 2008-03-01 Richard Guenther <rguenther@suse.de>
18609 PR tree-optimization/35411
18610 * tree-sra.c (sra_build_assignment): Split conversion to
18611 final type to a separate statement if we are not assigning
18614 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18616 * fold-const.c (fold_convertible_p): Correct the logic to follow
18617 that in fold_convert().
18619 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
18622 * tree-inline.c (build_duplicate_type): When we make a
18623 duplicate type, make it unique in the canonical types system.
18625 2008-02-29 Tom Tromey <tromey@redhat.com>
18627 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
18628 input_file_stack_history, input_file_stack_restored): Remove.
18629 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
18630 * input.h (struct file_stack): Remove.
18631 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
18632 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
18634 * diagnostic.h (struct diagnostic_context) <last_module>: Change
18636 (diagnostic_last_module_changed): Add 'map' argument.
18637 (diagnostic_set_last_function): Likewise.
18638 * diagnostic.c (undiagnostic_report_current_module): Iterate using
18639 line map, not input_file_stack.
18640 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
18642 2008-02-29 Paul Brook <paul@codesourcery.com>
18644 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
18646 2008-02-29 Paul Brook <paul@codesourcery.com>
18648 * config/arm/ieee754-df.S (muldf3): Use RET macros.
18650 2008-02-29 Richard Guenther <rguenther@suse.de>
18652 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
18654 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
18655 value for comparing for a store match.
18656 (simplify_unary_expression): Do nothing for SSA_NAMEs.
18657 (try_to_simplify): Do not do a full-blown reference lookup.
18659 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
18661 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
18662 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
18664 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
18666 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
18668 * tree-loop-linear.c (try_interchange_loops): Compare memory access
18669 strides against cache sizes.
18671 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
18673 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
18676 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
18678 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
18679 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
18680 is smaller than the original promoted value.
18681 (simplify_subreg): If OP is a SUBREG, try to preserve its
18682 SUBREG_PROMOTED_VAR_P information.
18684 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
18686 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
18687 (VN_INFO_GET): Allocate new objects on the obstack.
18688 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
18689 for rpo_numbers_temp, for consistency.
18690 (free_scc_vn): Free the obstack.
18692 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
18694 * doc/invoke.texi: Document -ftree-loop-distribution.
18695 * tree-loop-distribution.c: New.
18696 * tree-pass.h (pass_loop_distribution): New.
18697 * graphds.h (struct graph): Add htab_t indices.
18698 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
18699 * tree-vectorizer.c (rename_variables_in_loop): Extern.
18700 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
18701 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
18702 * tree-data-ref.c (debug_data_dependence_relations): New.
18703 (dump_data_dependence_relation): Also print data references.
18704 (free_data_ref): Extern.
18705 (same_access_functions): Moved...
18706 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
18707 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
18708 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
18709 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
18710 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
18711 (stmts_from_loop): Skip LABEL_EXPR.
18712 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
18714 (build_rdg): Initialize rdg->indices htab.
18715 (free_rdg, stores_from_loop, ref_base_address,
18716 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
18717 have_similar_memory_accesses_1, ref_base_address_1,
18718 remove_similar_memory_refs): New.
18719 * tree-data-ref.h: Depend on tree-chrec.h.
18720 (debug_data_dependence_relations, free_data_ref): Declared.
18721 (same_access_functions): ... here.
18722 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
18724 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
18725 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
18726 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
18727 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
18728 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
18729 rdg_vertex_for_stmt): Declared.
18730 (struct rdg_edge): Add level.
18732 (free_rdg, stores_from_loop, remove_similar_memory_refs,
18733 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
18735 (rdg_has_similar_memory_accesses): New.
18736 * tree-vect-analyze.c: Remove unused static decls.
18737 * lambda.h (dependence_level): New.
18738 * common.opt (ftree-loop-distribution): New.
18739 * tree-flow.h (mark_virtual_ops_in_bb,
18740 slpeel_tree_duplicate_loop_to_edge_cfg,
18741 rename_variables_in_loop): Declared.
18742 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
18743 (OBJS-common): Add tree-loop-distribution.o.
18744 (tree-loop-distribution.o): New rule.
18745 * tree-cfg.c (mark_virtual_ops_in_bb): New.
18746 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
18747 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
18749 2008-02-28 Joseph Myers <joseph@codesourcery.com>
18752 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
18753 other than structures and unions.
18755 2008-02-28 Richard Guenther <rguenther@suse.de>
18758 2008-02-26 Richard Guenther <rguenther@suse.de>
18760 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
18761 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
18762 (lookup_decl_from_uid): Declare.
18763 (remove_decl_from_map): Likewise.
18764 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
18765 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
18766 (decl_for_uid_map): New global hashtable mapping DECL_UID
18768 (init_ttree): Allocate it.
18769 (insert_decl_to_uid_decl_map): New helper function.
18770 (make_node_stat): Insert new decls into the map.
18771 (copy_node_stat): Likewise.
18772 (lookup_decl_from_uid): New function.
18773 (remove_decl_from_map): Likewise.
18774 (print_decl_for_uid_map_statistics): New helper.
18775 (dump_tree_statistics): Call it.
18777 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
18778 (referenced_var_iterator): Adjust.
18779 (FOR_EACH_REFERENCED_VAR): Adjust.
18780 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
18781 (num_referenced_vars): Adjust.
18782 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
18783 (first_referenced_var): Remove.
18784 (end_referenced_vars_p): Likewise.
18785 (next_referenced_var): Likewise.
18786 (referenced_var_iterator_set): New helper function.
18787 * tree-dfa.c (referenced_var_lookup): Adjust.
18788 (referenced_var_check_and_insert): Likewise.
18789 (remove_referenced_var): Likewise.
18790 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
18791 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18792 (verify_call_clobbering): Likewise.
18793 (verify_memory_partitions): Likewise.
18794 (init_tree_ssa): Allocate bitmap instead of hashtable for
18796 (delete_tree_ssa): Adjust.
18797 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
18798 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18799 (compute_tag_properties): Likewise.
18800 (set_initial_properties): Likewise.
18801 (find_partition_for): Likewise.
18802 (update_reference_counts): Likewise.
18803 (dump_may_aliases_for): Likewise.
18804 * tree-ssa-operands.c (add_virtual_operand): Likewise.
18805 (add_call_clobber_ops): Likewise.
18806 (add_call_read_ops): Likewise.
18807 (get_asm_expr_operands): Likewise.
18808 * tree-into-ssa.c (dump_decl_set): Likewise.
18809 (update_ssa): Likewise.
18810 * tree-sra.c (scan_function): Likewise.
18811 (decide_instantiations): Likewise.
18812 (scalarize_parms): Likewise.
18813 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
18814 (dsa_named_for): Likewise.
18815 * tree-ssa-structalias.c (update_alias_info): Likewise.
18816 (merge_smts_into): Likewise.
18818 2008-02-27 David Daney <ddaney@avtrex.com>
18821 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
18822 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
18823 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
18824 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
18825 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
18827 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
18830 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
18831 (BUILT_IN_NEXTTOWARD): Remove.
18832 (BUILT_IN_NEXTTOWARDF): Ditto.
18833 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
18834 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
18836 2008-02-27 Tom Tromey <tromey@redhat.com>
18838 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
18839 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
18841 2008-02-27 Jan Beulich <jbeulich@novell.com>
18843 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
18844 update the respective field on newdecl.
18846 2008-02-27 Revital Eres <eres@il.ibm.com>
18848 PR rtl-optimization/34999
18849 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
18850 crossing edges that ends with a call insn.
18851 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
18852 call insn and clear the EDGE_CROSSING flag of the crossing edge
18853 when fixing fallthru edges.
18855 2008-02-27 Richard Guenther <rguenther@suse.de>
18857 PR middle-end/35390
18858 * fold-const.c (fold_unary): Return the correct argument,
18859 converted to the result type.
18861 2008-02-27 Richard Guenther <rguenther@suse.de>
18863 PR middle-end/34971
18864 * expr.c (expand_expr_real_1): Assert on rotates that operate
18866 * fold-const.c (fold_binary): Use the types precision, not the
18867 bitsize of the mode if folding rotate expressions. Build rotates
18868 only for full modes.
18870 2008-02-27 Jakub Jelinek <jakub@redhat.com>
18872 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
18873 and CPP_PRAGMA_EOL.
18874 * c-pragma.c (pragma_ns_name): New typedef.
18875 (registered_pp_pragmas): New variable.
18876 (c_pp_lookup_pragma): New function.
18877 (c_register_pragma_1): If flag_preprocess_only, do nothing
18878 for non-expanded pragmas, for expanded ones push pragma's
18879 namespace and name into registered_pp_pragmas vector.
18880 (c_invoke_pragma_handler): Register OpenMP pragmas even when
18881 flag_preprocess_only, don't register GCC pch_preprocess
18882 pragma if flag_preprocess_only.
18883 * c-opts.c (c_common_init): Call init_pragma even if
18884 flag_preprocess_only.
18885 * c-pragma.c (c_pp_lookup_pragma): New prototype.
18886 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
18887 cpp_register_pragma if flag_preprocess_only.
18889 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18892 * c-parser.c (c_parser_translation_unit): Warn for empty
18893 translation unit, not empty source file.
18895 2008-02-26 Paul Brook <paul@codesourcery.com>
18897 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
18898 operand for Thumb-2.
18899 * config/arm/arm.h (reg_class): Add CORE_REGS.
18900 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
18901 (BASE_REG_CLASS): Use CORE_REGS.
18902 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
18903 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
18904 (REGNO_OK_FOR_INDEX_P): Exclude SP.
18905 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
18906 ARM_REGNO_OK_FOR_INDEX_P.
18907 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
18908 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
18909 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
18910 (ldm/stm peepholes): Ditto.
18911 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
18912 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
18913 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
18914 * config/arm/constraints.md: Enable "k" constraint on ARM.
18916 2008-02-27 Ben Elliston <bje@au.ibm.com>
18918 * config/rs6000/rs6000.c: Annotate cache line size field in all
18919 instances of struct processor_costs.
18921 2008-02-26 David Edelsohn <edelsohn@gnu.org>
18923 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
18924 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
18925 jump_bypass): New counters.
18926 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
18927 * dce.c (gate_ud_dce): Same.
18928 (gate_fast_dce): Same.
18929 * dse.c (gate_dse1): New function.
18930 (gate_dse2): New function.
18931 (gate_dse): Merge results of new gate functions.
18932 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
18933 (gate_handle_jump_bypass): Add dbg_cnt.
18934 (gate_handle_gcse): Add dbg_cnt.
18935 * ifcvt.c (gate_handle_if_conversion): Same.
18936 (gate_handle_if_after_combine): Same.
18937 (gate_handle_if_after_reload): Same.
18938 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
18940 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
18942 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
18944 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
18946 2008-02-26 Jason Merrill <jason@redhat.com>
18949 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
18950 alone if it's the naming decl for the type's main variant.
18952 2008-02-26 Tom Tromey <tromey@redhat.com>
18954 * system.h (USE_MAPPED_LOCATION): Poison.
18955 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
18956 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
18957 (make_goto_expr_edges): Likewise.
18958 (remove_bb): Likewise.
18959 (execute_warn_function_return): Likewise.
18960 * basic-block.h (struct edge_def) <goto_locus>: Change type to
18962 * c-common.c (fname_decl): Remove old location code.
18963 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
18965 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
18967 (ASM_INPUT_SOURCE_LOCATION): Likewise.
18968 (gen_rtx_ASM_INPUT): Likewise.
18969 (gen_rtx_ASM_INPUT_loc): Likewise.
18970 (get_rtx_asm_OPERANDS): Remove.
18971 * cfglayout.c (insn_locators_alloc): Remove old location code.
18972 (set_curr_insn_source_location): Likewise.
18973 (curr_insn_locator): Likewise.
18974 * print-tree.c (print_node): Remove old location code.
18975 * tree-mudflap.c (mf_varname_tree): Remove old location code.
18976 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
18977 * cfgexpand.c (expand_gimple_cond_expr): Don't use
18978 location_from_locus.
18979 (construct_exit_block): Remove old location code.
18980 * emit-rtl.c (force_next_line_note): Remove old location code.
18981 * profile.c (branch_prob): Remove old location code.
18982 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
18983 LOC_LINE): Remove old-location variants.
18984 * langhooks.c (lhd_print_error_function): Remove old location
18986 * configure, config.in: Rebuilt.
18987 * configure.ac (--enable-mapped-location): Remove.
18988 * c-decl.c (c_init_decl_processing): Remove old location code.
18989 (finish_function): Likewise.
18990 * recog.c (decode_asm_operands): Remove old location code.
18991 * c-pch.c (c_common_read_pch): Remove old location code.
18992 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
18994 * gimple-low.c (lower_function_body): Remove old location code.
18995 * toplev.c (unknown_location): Remove.
18996 (push_srcloc): Remove old-location variant.
18997 (process_options): Remove old location code.
18998 (lang_dependent_init): Likewise.
18999 * input.h (UNKNOWN_LOCATION): Move definition.
19000 (location_t): Undeprecate.
19001 (source_locus): Remove.
19002 (location_from_locus): Remove.
19003 (struct location_s): Remove.
19004 Remove all old-location code.
19005 (input_line, input_filename): Remove.
19006 * final.c (final_scan_insn): Remove old location code.
19007 * diagnostic.c (diagnostic_build_prefix): Remove
19008 USE_MAPPED_LOCATION test.
19009 * tree.h (gimple_stmt) <locus>: Now a location_t.
19010 (tree_exp) <locus>: Likewise.
19011 (DECL_IS_BUILTIN): Remove old-location variant.
19012 (annotate_with_file_line, annotate_with_locus): Likewise.
19013 (expr_locus, set_expr_locus): Update.
19014 * tree.c (build1_stat): Remove old location code.
19015 (last_annotated_node): Remove.
19016 (annotate_with_file_line): Remove old-location variant.
19017 (annotate_with_locus): Likewise.
19018 (expr_location): Remove old location code.
19019 (set_expr_location): Likewise.
19020 (expr_has_location): Likewise.
19021 (expr_locus): Likewise.
19022 (set_expr_locus): Likewise.
19023 (expr_filename): Don't use location_from_locus.
19024 (expr_lineno): Likewise.
19025 * rtl-error.c (location_for_asm): Remove old location code.
19026 * c-lex.c (cb_line_change): Remove old location code.
19027 (fe_file_change): Likewise.
19028 (cb_def_pragma): Likewise.
19029 (c_lex_with_flags): Likewise.
19030 * gengtype.c (do_typedef): Don't special-case location types.
19031 (define_location_structures): Remove.
19032 (main): Don't call define_location_structures.
19033 * tree-pretty-print.c (dump_implicit_edges): Remove old location
19036 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19039 * builtins.def (BUILT_IN_STDARG_START): Remove.
19040 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
19041 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
19042 * tree-inline.c (inline_forbidden_p_1): Likewise.
19044 2008-02-26 Richard Guenther <rguenther@suse.de>
19046 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19047 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19048 (lookup_decl_from_uid): Declare.
19049 (remove_decl_from_map): Likewise.
19050 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19051 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19052 (decl_for_uid_map): New global hashtable mapping DECL_UID
19054 (init_ttree): Allocate it.
19055 (insert_decl_to_uid_decl_map): New helper function.
19056 (make_node_stat): Insert new decls into the map.
19057 (copy_node_stat): Likewise.
19058 (lookup_decl_from_uid): New function.
19059 (remove_decl_from_map): Likewise.
19060 (print_decl_for_uid_map_statistics): New helper.
19061 (dump_tree_statistics): Call it.
19063 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19064 (referenced_var_iterator): Adjust.
19065 (FOR_EACH_REFERENCED_VAR): Adjust.
19066 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19067 (num_referenced_vars): Adjust.
19068 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19069 (first_referenced_var): Remove.
19070 (end_referenced_vars_p): Likewise.
19071 (next_referenced_var): Likewise.
19072 (referenced_var_iterator_set): New helper function.
19073 * tree-dfa.c (referenced_var_lookup): Adjust.
19074 (referenced_var_check_and_insert): Likewise.
19075 (remove_referenced_var): Likewise.
19076 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19077 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19078 (verify_call_clobbering): Likewise.
19079 (verify_memory_partitions): Likewise.
19080 (init_tree_ssa): Allocate bitmap instead of hashtable for
19082 (delete_tree_ssa): Adjust.
19083 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19084 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19085 (compute_tag_properties): Likewise.
19086 (set_initial_properties): Likewise.
19087 (find_partition_for): Likewise.
19088 (update_reference_counts): Likewise.
19089 (dump_may_aliases_for): Likewise.
19090 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19091 (add_call_clobber_ops): Likewise.
19092 (add_call_read_ops): Likewise.
19093 (get_asm_expr_operands): Likewise.
19094 * tree-into-ssa.c (dump_decl_set): Likewise.
19095 (update_ssa): Likewise.
19096 * tree-sra.c (scan_function): Likewise.
19097 (decide_instantiations): Likewise.
19098 (scalarize_parms): Likewise.
19099 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19100 (dsa_named_for): Likewise.
19101 * tree-ssa-structalias.c (update_alias_info): Likewise.
19102 (merge_smts_into): Likewise.
19104 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19107 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
19108 * c-opts.c (c_common_handle_option): Wall enables
19109 Wvolatile-register-var.
19110 * common.opt: Move Wvolatile-register-var to...
19113 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19115 * common.opt (Wlarger-than=): New.
19116 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
19118 * opts.c (common_handle_option): Handle -Wlarger-than=.
19119 * optc-gen.awk: Likewise.
19120 * opth-gen.awk: Likewise.
19121 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
19122 * tree-optimize.c (tree_rest_of_compilation): Likewise.
19124 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19126 * c-common.c (match_case_to_enum_1): Add appropriate
19127 OPT_W* parameter to warning.
19128 (c_do_switch_warnings): Likewise.
19129 * c-typeck.c (warning_init): Add one more parameter following
19130 'warning' function.
19131 (push_init_level): Update call to warning_init.
19132 (pop_init_level): Likewise.
19133 (add_pending_init): Likewise.
19134 (output_init_element: Likewise.
19136 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19139 * toplev.c (toplev_main): If there are warnings or error, print
19140 errors for ignored options.
19141 * opts.c (ignored_options): New static variable.
19142 (postpone_unknown_option_error): New.
19143 (print_ignored_options): New.
19144 (handle_option): Postpone errors for unknown -Wno-* options.
19145 * opts.h (print_ignored_options): Declare.
19147 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
19149 * config/mips/mips.md (loadgp_blockage, blockage): Change type
19152 2008-02-25 Richard Guenther <rguenther@suse.de>
19155 2008-02-25 Richard Guenther <rguenther@suse.de>
19157 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19158 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19159 (lookup_decl_from_uid): Declare.
19160 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19161 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19162 (decl_for_uid_map): New global hashtable mapping DECL_UID
19164 (init_ttree): Allocate it.
19165 (insert_decl_to_uid_decl_map): New helper function.
19166 (make_node_stat): Insert new decls into the map.
19167 (copy_node_stat): Likewise.
19168 (lookup_decl_from_uid): New function.
19169 (print_decl_for_uid_map_statistics): New helper.
19170 (dump_tree_statistics): Call it.
19172 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19173 (referenced_var_iterator): Adjust.
19174 (FOR_EACH_REFERENCED_VAR): Adjust.
19175 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19176 (num_referenced_vars): Adjust.
19177 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19178 (first_referenced_var): Remove.
19179 (end_referenced_vars_p): Likewise.
19180 (next_referenced_var): Likewise.
19181 (referenced_var_iterator_set): New helper function.
19182 * tree-dfa.c (referenced_var_lookup): Adjust.
19183 (referenced_var_check_and_insert): Likewise.
19184 (remove_referenced_var): Likewise.
19185 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19186 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19187 (verify_call_clobbering): Likewise.
19188 (verify_memory_partitions): Likewise.
19189 (init_tree_ssa): Allocate bitmap instead of hashtable for
19191 (delete_tree_ssa): Adjust.
19192 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19193 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19194 (compute_tag_properties): Likewise.
19195 (set_initial_properties): Likewise.
19196 (find_partition_for): Likewise.
19197 (update_reference_counts): Likewise.
19198 (dump_may_aliases_for): Likewise.
19199 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19200 (add_call_clobber_ops): Likewise.
19201 (add_call_read_ops): Likewise.
19202 (get_asm_expr_operands): Likewise.
19203 * tree-into-ssa.c (dump_decl_set): Likewise.
19204 (update_ssa): Likewise.
19205 * tree-sra.c (scan_function): Likewise.
19206 (decide_instantiations): Likewise.
19207 (scalarize_parms): Likewise.
19208 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19209 (dsa_named_for): Likewise.
19210 * tree-ssa-structalias.c (update_alias_info): Likewise.
19211 (merge_smts_into): Likewise.
19213 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19216 * doc/invoke.texi (-fcx-limited-range): Document new option.
19217 * toplev.c (process_options): Handle -fcx-fortran-rules.
19218 * common.opt: Add documentation for -fcx-fortran-rules.
19220 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19223 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
19224 actual behaviour and C99.
19226 2008-02-26 Ben Elliston <bje@au.ibm.com>
19228 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
19229 (ASM_CPU_POWER6_SPEC): Likewise.
19230 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
19231 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
19232 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
19234 2008-02-25 Richard Guenther <rguenther@suse.de>
19236 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19237 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19238 (lookup_decl_from_uid): Declare.
19239 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19240 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19241 (decl_for_uid_map): New global hashtable mapping DECL_UID
19243 (init_ttree): Allocate it.
19244 (insert_decl_to_uid_decl_map): New helper function.
19245 (make_node_stat): Insert new decls into the map.
19246 (copy_node_stat): Likewise.
19247 (lookup_decl_from_uid): New function.
19248 (print_decl_for_uid_map_statistics): New helper.
19249 (dump_tree_statistics): Call it.
19251 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19252 (referenced_var_iterator): Adjust.
19253 (FOR_EACH_REFERENCED_VAR): Adjust.
19254 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19255 (num_referenced_vars): Adjust.
19256 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19257 (first_referenced_var): Remove.
19258 (end_referenced_vars_p): Likewise.
19259 (next_referenced_var): Likewise.
19260 (referenced_var_iterator_set): New helper function.
19261 * tree-dfa.c (referenced_var_lookup): Adjust.
19262 (referenced_var_check_and_insert): Likewise.
19263 (remove_referenced_var): Likewise.
19264 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19265 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19266 (verify_call_clobbering): Likewise.
19267 (verify_memory_partitions): Likewise.
19268 (init_tree_ssa): Allocate bitmap instead of hashtable for
19270 (delete_tree_ssa): Adjust.
19271 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19272 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19273 (compute_tag_properties): Likewise.
19274 (set_initial_properties): Likewise.
19275 (find_partition_for): Likewise.
19276 (update_reference_counts): Likewise.
19277 (dump_may_aliases_for): Likewise.
19278 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19279 (add_call_clobber_ops): Likewise.
19280 (add_call_read_ops): Likewise.
19281 (get_asm_expr_operands): Likewise.
19282 * tree-into-ssa.c (dump_decl_set): Likewise.
19283 (update_ssa): Likewise.
19284 * tree-sra.c (scan_function): Likewise.
19285 (decide_instantiations): Likewise.
19286 (scalarize_parms): Likewise.
19287 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19288 (dsa_named_for): Likewise.
19289 * tree-ssa-structalias.c (update_alias_info): Likewise.
19290 (merge_smts_into): Likewise.
19292 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
19295 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
19296 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
19297 * alias.h (nonoverlapping_memrefs_p): Likewise.
19299 2008-02-25 Jan Beulich <jbeulich@novell.com>
19301 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
19302 * config/i386/netware-libgcc.exp: Add __bswap?i2,
19303 __emultls_get_address, __emultls_register_common,
19304 __floatundi?f, and _Unwind_GetIPInfo.
19305 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
19306 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
19307 (gen_regparm_prefix): Likewise.
19308 (i386_nlm_encode_section_info): Sync with
19309 config/i386/winnt.c:i386_pe_encode_section_info().
19310 (i386_nlm_maybe_mangle_decl_assembler_name): New.
19311 i386_nlm_mangle_decl_assembler_name): New.
19312 (netware_override_options): New.
19313 * config/i386/netware.h (netware_override_options): Declare.
19314 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
19315 (i386_nlm_mangle_decl_assembler_name): Declare.
19316 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
19318 2008-02-25 Ben Elliston <bje@au.ibm.com>
19321 * c-decl.c (grokdeclarator): Remove unused local variables
19322 `typedef_type' and `type_as_written'.
19324 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
19325 unused local variable `has_hot_blocks'.
19326 (fix_crossing_conditional_branches): Remove unused local variable
19329 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
19331 PR middle-end/19984
19332 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
19333 using DEF_C99_BUILTIN.
19334 (BUILT_IN_NANF): Ditto.
19335 (BUILT_IN_NANL): Ditto.
19337 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
19338 Revital Eres <eres@il.ibm.com>
19340 * modulo-sched.c (calculate_must_precede_follow): Address TODO
19341 regarding the order of two dependent insns in the same row.
19343 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
19345 * stor-layout.c (layout_decl): Do not bump the alignment of a
19346 bit-field to more than byte alignment if it is packed.
19348 2008-02-24 David Edelsohn <edelsohn@gnu.org>
19350 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
19353 2008-02-24 Diego Novillo <dnovillo@google.com>
19355 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
19358 * tree-vrp.c (vrp_evaluate_conditional): With
19359 -Wtype-limits, emit a warning when comparing against a
19360 constant outside the natural range of OP0's type.
19361 * c.opt (Wtype-limits): Move ...
19362 * common.opt (Wtype-limits): ... here.
19364 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
19366 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
19367 * config/rs6000/e300c2c3.md: New file.
19368 * config/rs6000/rs6000.c (processor_costs): Add new costs for
19370 (rs6000_override_options): Add e300c2 and e300c3 cases to
19371 processor_target_table. Do not allow usage of Altivec or Spe
19372 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
19373 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
19374 * config/rs6000/rs6000.h (processor_type): Add
19375 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
19376 (ASM_CPU_SPEC): Add e300c2 and e300c3.
19377 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
19378 and ppce300c3. Include e300c2c3.md.
19380 2008-02-23 David Edelsohn <edelsohn@gnu.org>
19382 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
19383 instead of TARGET_STRICT_ALIGN.
19385 2008-02-23 Joseph Myers <joseph@codesourcery.com>
19387 * explow.c (memory_address): Assert that the generated address is
19390 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19393 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
19394 * config/darwin-ppc-ldouble-patch.def: New file.
19395 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
19396 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
19397 SUBTARGET_INIT_BUILTINS if defined.
19398 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
19401 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19404 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
19405 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
19407 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19410 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
19411 file" warning condtional on -Winvalid-PCH.
19413 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
19415 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
19417 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
19421 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
19422 prevent reload from using MMX registers.
19423 (*mov<mode>_internal): Ditto.
19424 (*movv2sf_internal_rex64): Ditto.
19425 (*movv2sf_internal): Ditto.
19427 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19429 PR documentation/31569
19430 * doc/install.texi2html: Use makeinfo --no-number-sections.
19432 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19434 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
19435 ensure that we can address an entire entity > 8 bytes. Don't
19436 generate reg+reg addressing for such data.
19438 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19440 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
19441 strings when optimizing for size, unless the target cares about
19444 2008-02-22 Tom Tromey <tromey@redhat.com>
19446 * regclass.c (current_pass): Remove declaration.
19448 2008-02-22 Anatoly Sokolov <aesok@post.ru>
19450 * config/avr/libgcc.S (__RAMPZ__): Define.
19451 (__do_copy_data): Add for devices with 128KB code memory.
19453 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19455 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
19457 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
19459 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
19461 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
19464 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19467 * c-typeck.c (build_binary_op): Warn about floating point
19468 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
19470 2008-02-21 Janis Johnson <janis187@us.ibm.com>
19473 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
19474 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
19476 (rs6000_override_options): Set altivec_abi as default, not override,
19477 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
19478 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
19479 is used; use new member spe_abi.
19480 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
19481 spe_abi and altivec_abi.
19483 2008-02-22 Tomas Bily <tbily@suse.cz>
19485 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
19487 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19490 * config.build (build_file_translate): Set to `CMD //c' only if
19492 * Makefile.in (build_file_translate): Improve comment.
19494 2008-02-21 Jan Hubicka <jh@suse.cz>
19496 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
19497 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
19498 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
19500 2008-02-21 Michael Matz <matz@suse.de>
19503 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
19505 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
19507 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
19508 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
19509 as insn constraint.
19510 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
19511 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
19512 SSE_VEC_FLOAT_MODE_P as insn constraint.
19513 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
19514 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
19515 sse4a_movntdf using MODEF mode iterator.
19516 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
19517 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
19518 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
19519 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
19520 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
19521 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
19522 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
19524 2008-02-21 Richard Guenther <rguenther@suse.de>
19526 * tree.def (PAREN_EXPR): New tree code.
19527 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
19529 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
19530 * expr.c (expand_expr_real_1): Likewise.
19531 * tree-inline.c (estimate_num_insns_1): Likewise.
19532 * tree-complex.c (expand_complex_move): Likewise.
19533 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
19536 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
19539 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
19541 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
19544 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
19546 * config/sh/sh.c (find_barrier): Don't go past
19547 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
19549 2008-02-20 DJ Delorie <dj@redhat.com>
19551 * config/h8300/h8300.md (insv): Force source operand to be a register.
19553 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
19554 as a jump, not as a plain insn.
19556 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
19558 * doc/invoke.texi (Warning Options): Add new option
19559 -Wframe-larger-than=.
19560 (-Wframe-larger-than): Document.
19562 * flags.h (warn_frame_larger_than, frame_larger_than_size):
19563 Add declarations for new option variables.
19565 * final.c (final_start_function): Check the frame size
19566 before emission and issue a Wframe-larger-than warning.
19568 * opts.c (warn_frame_larger_than, frame_larger_than_size):
19569 Add definitions for new option variables.
19570 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
19572 * common.opt (Wframe-larger-than=): New option.
19574 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
19576 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
19577 (<sse>_div<mode>3): Ditto.
19578 (<sse>_vmdiv<mode>3): Ditto.
19579 (<sse>_vmsqrt<mode>2): Ditto.
19580 (*smax<mode>3): Ditto.
19581 (sse5_frcz<mode>2): Ditto.
19582 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
19583 as insn constraint.
19585 2008-02-20 Richard Guenther <rguenther@suse.de>
19587 PR middle-end/35265
19588 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
19589 be happy with INTEGRAL_TYPE_P.
19591 2008-02-20 Richard Guenther <rguenther@suse.de>
19593 * fold-const.c (split_tree): Associate floatig-point expressions
19594 if flag_associative_math is set.
19596 2008-02-20 Richard Guenther <rguenther@suse.de>
19598 * tree.h (fold_real_zero_addition_p): Declare.
19599 * fold-const.c (fold_real_zero_addition_p): Export.
19600 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
19601 floating-point operations with zero and one.
19603 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
19605 * doc/install.texi: Correct references to CFLAGS, replacing them
19606 with BOOT_CFLAGS. Document flags used during bootstrap for
19609 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
19611 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
19612 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
19613 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
19615 (smin<mode>3): Ditto from similar patterns.
19616 (smax<mode>3): Ditto.
19617 (*ieee_smin<mode>3): Ditto.
19618 (*ieee_smax<mode>3): Ditto.
19619 * config/i386/sse.md (sse): New mode attribute.
19620 (mov<mode>): Macroize expander from movv4sf and movv2df using
19621 SSEMODEF2P mode iterator.
19622 (<sse>_movnt<mode>): Ditto from similar patterns. Use
19623 SSE_VEC_FLOAT_MODE_P as insn constraint.
19624 (storent<mode>): Ditto.
19625 (storent<mode>): Macroize expander from storentsf and storentdf using
19626 MODEF mode iterator.
19627 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
19628 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
19629 (abs<mode>2): Ditto from similar patterns.
19630 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
19631 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
19632 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
19633 (<sse>_vmsqrt<mode>2): Ditto.
19634 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
19635 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
19636 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
19637 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
19638 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
19639 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
19640 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
19642 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
19643 iterator and SSE_FLOAT_MODE_P as insn constraint.
19644 (<sse>_ucomi): Ditto from similar patterns.
19645 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
19646 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
19647 SSE_VEC_FLOAT_MODE_P as insn constraint.
19648 (vcond<mode>): Ditto from similar patterns.
19649 (and<mode>3, *and<mode>3): Ditto.
19650 (<sse>_nand<mode>3): Ditto.
19651 (ior<mode>3, *ior<mode>3): Ditto.
19652 (xor<mode>3, *xor<mode>3): Ditto.
19653 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
19654 iterator and SSE_FLOAT_MODE_P as insn constraint.
19655 (*nand<mode>3): Ditto from similar patterns.
19656 (*ior<mode>3): Ditto.
19657 (*xor<mode>3): Ditto.
19659 2008-02-20 Ira Rosen <irar@il.ibm.com>
19661 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
19662 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
19663 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
19665 2008-02-19 Jan Hubicka <jh@suse.cz>
19667 * predict.c (tree_bb_level_predictions): Remove variable next
19668 mistakely introduced by previous commit.
19670 2008-02-19 Jan Hubicka <jh@suse.cz>
19672 * predict.c (predict_paths_leading_to): Rewrite.
19673 (predict_paths_for_bb): New.
19674 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
19676 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19679 * Makefile.in (build_file_translate): New.
19680 (gcc-vers.texi): Use it for translating $(abs_srcdir).
19681 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
19682 * configure.ac (build_file_translate): Substitute it.
19683 * configure: Regenerate.
19685 2008-02-19 Jan Hubicka <jh@suse.cz>
19687 PR rtl-optimization/34408
19688 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
19691 2008-02-19 Jan Hubicka <jh@suse.cz>
19693 PR middle-end/28779
19694 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
19697 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
19700 * config/i386/i386-modes.def: Revert the last DI alignment
19701 change until Ada people can look into it.
19703 2008-02-19 Nick Clifton <nickc@redhat.com>
19705 * opts.c (print_specific_help): Fix typo in --help text.
19707 2008-02-19 Jakub Jelinek <jakub@redhat.com>
19710 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
19711 32-bit inline asm without asm alternatives for host GCC < 3.0.
19713 2008-02-19 Richard Guenther <rguenther@suse.de>
19715 PR tree-optimization/34989
19716 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
19717 Allow propagation to INDIRECT_REF if we can simplify only.
19719 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19721 * c-common.c (warn_for_collisions_1): Use appropriate option when
19724 2008-02-19 Nick Clifton <nickc@redhat.com>
19727 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
19728 (handle_options): Fix indentation.
19729 (print_filtered_help): If no language-specific options were
19730 displayed tell the user how to list all the options supported by
19731 the language's front-end.
19732 (print_specific_help): Fix indentation and remove duplicate line.
19733 (common_handle_option): Handle the -v option.
19734 For --help enable the display of undocumented options if the -v
19735 switch has been included on the command line.
19736 For --help= check for overlaps in the arguments between the option
19737 classes and the language names and issue a warning when they
19738 cannot be disambiguated.
19739 * c.opt (v): Pass on to the common option handler.
19741 2008-02-19 Revital Eres <eres@il.ibm.com>
19743 * modulo-sched.c (sms_schedule): Change dump message when
19744 create_ddg function fails.
19745 (try_scheduling_node_in_cycle): Rename row to cycle.
19746 (print_partial_schedule): Rename CYCLE to ROW.
19748 2008-02-19 Christian Bruel <christian.bruel@st.com>
19749 Zdenek Dvorak <ook@ucw.cz>
19751 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
19753 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
19756 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
19757 (*x86_movdicc_0_m1_se): Ditto.
19759 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
19761 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
19762 (CMPtype): Define as __gcc_CMPtype.
19763 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
19764 (CMPtype): Define as __gcc_CMPtype.
19766 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
19768 Support valgrind 3.3 for --enable-checking=valgrind.
19769 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
19771 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
19772 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
19773 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
19774 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
19775 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
19776 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
19777 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
19779 * ggc-zone.c: Similar.
19780 * ggc-page.c: Similar.
19782 2008-02-19 Paul Brook <paul@codesourcery.com>
19785 * config/arm/ieee754-df.S: Fix do_it typo.
19786 * config/arm/ieee754-sf.S: Fix do_it typo.
19788 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
19791 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
19792 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
19793 (OPTION_MASK_ISA_SSE_SET): Likewise.
19794 (OPTION_MASK_ISA_SSE2_SET): Likewise.
19795 (OPTION_MASK_ISA_SSE3_SET): Likewise.
19796 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
19797 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
19798 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
19799 (OPTION_MASK_ISA_SSE4_SET): Likewise.
19800 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
19801 (OPTION_MASK_ISA_SSE5_SET): Likewise.
19802 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
19803 (OPTION_MASK_ISA_MMX_UNSET): Updated.
19804 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
19805 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
19806 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
19807 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
19808 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
19809 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
19810 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
19811 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
19812 (OPTION_MASK_ISA_SSE4): Removed.
19813 (ix86_handle_option): Turn on bits in ix86_isa_flags and
19814 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
19815 (override_options): Don't turn on implied SSE/MMX bits in
19818 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
19820 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19823 2008-02-18 Joey Ye <joey.ye@intel.com>
19825 PR middle-end/34921
19826 * tree-nested.c (insert_field_into_struct): Set type alignment
19827 to field alignment if the former is less than the latter.
19829 2008-02-18 Jakub Jelinek <jakub@redhat.com>
19831 * BASE-VER: Set to 4.4.0.
19833 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19835 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
19836 * doc/cfg.texi: Likewise.
19837 * doc/extend.texi: Likewise.
19838 * doc/gty.texi: Likewise.
19839 * doc/invoke.texi: Likewise.
19840 * doc/loop.texi: Likewise.
19841 * doc/md.texi: Likewise.
19842 * doc/passes.texi: Likewise.
19843 * doc/rtl.texi: Likewise.
19844 * doc/sourcebuild.texi: Likewise.
19845 * doc/tm.texi: Likewise.
19846 * doc/tree-ssa.texi: Likewise.
19848 2008-02-17 Richard Guenther <rguenther@suse.de>
19850 PR middle-end/35227
19851 * tree-complex.c (init_parameter_lattice_values): Handle parameters
19852 without default definition.
19854 2008-02-17 Richard Guenther <rguenther@suse.de>
19856 PR tree-optimization/35231
19857 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
19860 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
19863 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
19864 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
19865 libgcc_cmp_return mode.
19867 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19870 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
19872 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
19874 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
19877 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19879 * doc/c-tree.texi: Use `@.' where appropriate.
19880 * doc/extend.texi: Likewise.
19881 * doc/install.texi: Likewise.
19882 * doc/invoke.texi: Likewise.
19883 * doc/loop.texi: Likewise.
19884 * doc/makefile.texi: Likewise.
19885 * doc/md.texi: Likewise.
19886 * doc/passes.texi: Likewise.
19887 * doc/standards.texi: Likewise.
19888 * doc/tm.texi: Likewise.
19890 2008-02-15 Jakub Jelinek <jakub@redhat.com>
19892 PR middle-end/35196
19893 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
19895 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
19896 rather than in entry_bb.
19898 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
19900 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
19901 libgcc_cmp_return mode.
19903 2008-02-15 Jakub Jelinek <jakub@redhat.com>
19905 PR middle-end/35130
19906 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
19907 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
19909 2008-02-15 Richard Guenther <rguenther@suse.de>
19910 Zdenek Dvorak <ook@ucw.cz>
19912 PR tree-optimization/35164
19913 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
19914 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
19915 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
19916 Only propagate addresses which do not have abnormal SSA_NAMEs
19919 2008-02-15 Joseph Myers <joseph@codesourcery.com>
19922 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
19924 2008-02-15 Jan Hubicka <jh@suse.cz>
19926 PR middle-end/35149
19927 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
19929 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
19931 PR middle-end/34621
19932 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
19933 when calculating alignment_pad.
19935 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
19937 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
19938 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
19939 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
19940 and STACK_BOUNDARY define.
19942 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
19944 PR preprocessor/35061
19945 * c-pragma.c (handle_pragma_pop_macro): Check that
19946 pushed_macro_table has been allocated.
19948 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
19950 PR middle-end/35136
19951 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
19952 (force_gimple_operand): Likewise.
19953 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
19954 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
19955 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
19956 (find_interesting_uses_address): Check addressability and alignment
19957 of the base expression only after substituting bases of IVs into it.
19959 2008-02-14 Michael Matz <matz@suse.de>
19962 * function.c (instantiate_virtual_regs_in_insn): Reload address
19963 before falling back to reloading the whole operand.
19965 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
19967 * config/s390/s390.c (s390_mainpool_start): Emit the pool
19968 before the first section switch note.
19970 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19972 * doc/bugreport.texi: Update copyright years.
19973 * doc/c-tree.texi: Likewise.
19974 * doc/cfg.texi: Likewise.
19975 * doc/cpp.texi: Likewise.
19976 * doc/cppinternals.texi: Likewise.
19977 * doc/fragments.texi: Likewise.
19978 * doc/frontends.texi: Likewise.
19979 * doc/gcc.texi: Likewise.
19980 * doc/gty.texi: Likewise.
19981 * doc/hostconfig.texi: Likewise.
19982 * doc/implement-c.texi: Likewise.
19983 * doc/libgcc.texi: Likewise.
19984 * doc/loop.texi: Likewise.
19985 * doc/makefile.texi: Likewise.
19986 * doc/options.texi: Likewise.
19987 * doc/passes.texi: Likewise.
19988 * doc/rtl.texi: Likewise.
19989 * doc/sourcebuild.texi: Likewise.
19990 * doc/standards.texi: Likewise.
19991 * doc/tree-ssa.texi: Likewise.
19992 * doc/trouble.texi: Likewise.
19994 * doc/extend.texi: Use @: or add comma where appropriate.
19995 * doc/invoke.texi: Likewise.
19996 * doc/tm.texi: Likewise.
19998 2008-02-14 Alan Modra <amodra@bigpond.net.au>
20001 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
20004 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
20006 * doc/md.texi (clz, ctz): Add reference.
20007 * doc/rtl.texi (clz, ctz): Likewise.
20009 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20012 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
20015 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
20017 * config/s390/s390.c (struct constant_pool): New field
20018 emit_pool_after added.
20019 (s390_mainpool_start): Set the emit_pool_after flag according
20020 to the section switch notes.
20021 (s390_mainpool_finish): Consider emit_pool_after when emitting
20022 the literal pool at the end of the function.
20023 (s390_chunkify_start): Force literal pool splits at section
20026 2008-02-13 Michael Matz <matz@suse.de>
20029 * var-tracking.c (clobber_variable_part): Correctly traverse the
20032 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20035 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
20036 Add -fdump-ipa-inline.
20037 * tree-dump.c (dump_files): Remove tree-inlined dump.
20038 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
20040 2008-02-12 Richard Guenther <rguenther@suse.de>
20042 PR tree-optimization/35171
20043 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
20046 2008-02-12 Richard Guenther <rguenther@suse.de>
20048 PR middle-end/35163
20049 * fold-const.c (fold_widened_comparison): Use get_unwidened in
20050 value-preserving mode. Disallow final truncation.
20052 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
20054 PR middle-end/35136
20055 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
20056 code from here to...
20057 (force_gimple_operand): ...here.
20059 2008-02-12 Jakub Jelinek <jakub@redhat.com>
20062 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
20063 non-compatible pointers.
20064 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
20065 different FIELD_DECLs, try harder by comparing field offsets, sizes
20068 PR inline-asm/35160
20069 * function.c (match_asm_constraints_1): Don't replace the same input
20072 2008-02-12 Anatoly Sokolov <aesok@post.ru>
20074 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
20075 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
20076 (expand_epilogue): Restore RAMPZ register.
20077 * config/avr/avr.md (RAMPZ_ADDR): New constant.
20079 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
20081 * config/i386/cygwin.asm: (__alloca): Correct calling
20082 convention and alignment.
20083 (__chkstk): Force 8 byte stack alignment.
20085 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
20086 Richard Guenther <rguenther@suse.de>
20088 PR tree-optimization/33992
20089 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
20090 the zero we compare against.
20092 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
20094 PR libfortran/35063
20095 * gthr-win32.h (__gthread_mutex_destroy_function): New function
20096 to CloseHandle after unlocking to prevent accumulation of handle
20099 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20101 PR middle_end/34150
20102 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
20103 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
20104 and update LABEL_NUSES during and after reload.
20106 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
20108 PR middle-end/34627
20109 * combine.c (simplify_if_then_else): Make sure the comparison is
20110 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
20112 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
20115 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
20116 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
20117 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
20118 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
20119 * tree.h (get_type_static_bounds): Likewise.
20121 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20123 * doc/invoke.texi (Option Summary, C++ Dialect Options)
20124 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20125 Make -Wfoo language annotations match what the compiler outputs.
20127 2008-02-08 Sa Liu <saliu@de.ibm.com>
20129 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
20130 intrinsics spu_convts, spu_convtu, spu_convtf.
20132 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
20134 * doc/extend.texi (Function Attributes) <noinline>: Mention
20135 asm ("") as method to keep calls.
20137 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20140 * doc/options.texi (Options): Replace references to opts.sh with
20142 * opts-common.c: Likewise.
20143 * optc-gen.awk: Likewise.
20145 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
20147 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
20149 2008-02-07 Richard Henderson <rth@redhat.com>
20152 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
20153 EXPR_LIST for the REG_EQUAL instead of a comparison with a
20156 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
20158 PR tree-optimization/35085
20159 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
20160 for operand entry oe2 in addition to operand entry oe3 in order to
20161 expose more opportunities for vectorizer sum reduction.
20163 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20166 * Makefile.in (LIBS): Remove $(GMPLIBS).
20167 (cc1-dummy, cc1): Add $(GMPLIBS).
20169 2008-02-06 Jan Hubicka <jh@suse.cz>
20172 * i386.md (moddf_integer): Do not produce partial memory stalls for
20173 targets where it hurts.
20175 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
20178 * optabs.c (expand_float): Do not check for decimal modes when
20179 expanding unsigned integer through signed conversion.
20181 2008-02-06 Nick Clifton <nickc@redhat.com>
20183 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
20184 inside the clobber with a match_operand and duplicated operand
20185 number in the constraint.
20186 (ineqbranchsi): Delete redundant comment.
20188 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
20190 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
20191 builtin_define ("__USE_INIT_FINI__").
20192 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
20194 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
20196 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20198 PR documentation/30330
20199 * doc/invoke.texi (C++ Dialect Options)
20200 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20201 For each warning option -Wfoo that allows -Wno-foo, ensure both
20202 -Wfoo and -Wno-foo are listed in the option index. Fix index
20203 entry of -Wswitch-default, index -Wnormalized= including the
20204 `=', and -Wlarger-than-@var{len} including @var{len}.
20206 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20208 * config/i386/i386.md (floatunssisf2): Use
20209 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
20210 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
20211 Macroize expander using MODEF mode iterator.
20213 2008-02-05 Diego Novillo <dnovillo@google.com>
20215 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
20218 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
20220 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20223 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
20225 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
20228 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
20229 to indicate if a message should be generated.
20230 (init_cumulative_args): Updated.
20231 (function_value_32): Likewise.
20233 2008-02-05 Joseph Myers <joseph@codesourcery.com>
20235 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
20237 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20240 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
20241 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
20243 2008-02-04 Diego Novillo <dnovillo@google.com>
20245 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
20248 * tree-vrp.c (vrp_evaluate_conditional): With
20249 -Wtype-limits, emit a warning when comparing against a
20250 constant outside the natural range of OP0's type.
20252 2008-02-04 Richard Guenther <rguenther@suse.de>
20254 PR middle-end/33631
20255 * expr.c (count_type_elements): Give for unions instead of
20258 2008-02-04 Richard Guenther <rguenther@suse.de>
20260 PR middle-end/35043
20261 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
20262 to TYPE_DOMAINs base type instead of using bitsizetype here.
20264 2008-02-03 Jason Merrill <jason@redhat.com>
20266 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
20268 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20271 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
20272 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
20273 (RS/6000 and PowerPC Options): Fix typos and markup.
20274 * doc/passes.texi (Tree-SSA passes): Likewise.
20276 2008-02-02 Michael Matz <matz@suse.de>
20279 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
20280 from record_last_reg_set_info.
20281 (record_last_reg_set_info): Take an RTX argument, iterate over all
20282 constituent hardregs.
20283 (record_last_set_info, record_opr_changes): Change calls to
20284 new signature or to record_last_reg_set_info_regno.
20286 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
20288 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
20290 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
20292 PR rtl-optimization/34773
20293 * reg-notes.def (EQUAL): Mention significance of combination of
20294 REG_EQUAL and REG_RETVAL.
20295 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
20296 insn that has a REG_RETVAL.
20298 2008-02-01 Roger Sayle <roger@eyesopen.com>
20301 * configure.ac (--enable-fixed-point): Disable unless explicitly
20303 * configure: Regenerate.
20305 2008-02-01 Richard Guenther <rguenther@suse.de>
20308 * invoke.texi (-finline-limit): Remove no longer true parts
20309 of the documentation. Note that there is no default value.
20311 2008-02-01 Andrew Pinski <pinskia@gmail.com>
20312 Mark Mitchell <mark@codesourcery.com>
20313 Ben Elliston <bje@au.ibm.com>
20316 * doc/extend.texi (Other Builtins): Document.
20318 2008-01-31 Tom Browder <tom.browder@gmail.com>
20320 * doc/c-tree.texi (Types): Fix grammar.
20321 (Expression trees): Ditto.
20322 * doc/passes.texi (Tree-SSA passes): Ditto.
20324 * doc/configterms.texi (Configure Terms): Fix typo.
20325 * doc/cpp.texi (Common Predefined Macros): Ditto.
20326 * doc/md.texi (Machine Constraints): Ditto.
20328 * doc/makefile.texi (Makefile): Add comma.
20330 2008-01-31 Tom Browder <tom.browder@gmail.com>
20331 Gerald Pfeifer <gerald@pfeifer.com>
20333 * doc/sourcebuild.texi (Front End): Remove references to CVS
20334 and CVSROOT/modules.
20335 (Texinfo Manuals): Replace reference to CVS by one to SVN.
20336 (Back End): Remove reference to CVS.
20338 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20341 * config/mips/mips.c (gen_load_const_gp): New function, taking a
20343 (mips16_gp_pseudo_reg): ...here.
20344 * config/mips/mips.md (load_const_gp): Replace with...
20345 (load_const_gp_<mode>): ...this :P-based insn.
20347 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20349 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
20350 options. Minor fixes.
20351 (-std): Move reference to standards closer to where language
20352 standards are first mentioned.
20354 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20356 PR rtl-optimization/34995
20357 * reload.c (alternative_allows_const_pool_ref): Take an rtx
20358 parameter and return a bool. If the rtx parameter is nonnull,
20359 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
20360 (find_reloads): Update call accordingly. Pass the new operand
20361 if it needed no address reloads, otherwise pass null.
20363 2008-01-30 Richard Henderson <rth@redhat.com>
20366 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
20367 for unbounded arrays.
20369 2008-01-30 Silvius Rus <rus@google.com>
20371 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
20373 2008-01-30 Jan Hubicka <jh@suse.cz>
20376 * i386.c (init_cumulative_args): Use real function declaration when
20379 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
20381 PR rtl-optimization/34998
20382 * global.c (build_insn_chain): Treat non-subreg_lowpart
20383 SUBREGs of pseudos as clobbering all the words covered by the
20384 SUBREG, not just all the bytes.
20385 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
20386 original df_ref rather than an extract parameter.
20387 (global_conflicts): Update call accordingly.
20389 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
20391 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
20392 the overflow check to make it easier to read.
20393 (__fixtfdi): Change the type of the ll member in union
20394 long_double to UDItype_x.
20396 2008-01-30 Jakub Jelinek <jakub@redhat.com>
20398 PR middle-end/34969
20399 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
20400 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
20401 * tree-inline.c (fold_marked_statements): Call
20402 cgraph_update_edges_for_call_stmt if folding a call statement.
20403 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
20404 debug_generic_stmt calls, reset it back afterwards.
20407 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
20409 * c-typeck.c (build_external_ref): Don't pedwarn about
20410 static vars in current function's scope.
20412 2008-01-29 Joseph Myers <joseph@codesourcery.com>
20414 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
20416 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
20419 * ipa-struct-reorg.c: Fix spelling.
20420 * params.def: Ditto.
20422 2008-01-29 Richard Guenther <rguenther@suse.de>
20424 PR middle-end/35006
20425 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
20427 * tree-inline.c (remap_type): Increment remapping_type_depth
20428 around remapping types.
20429 (copy_body_r): Only add referenced variables if they are referenced
20430 from code, not types.
20432 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
20443 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
20444 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
20446 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
20449 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
20450 pointer for tiny stack.
20452 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
20454 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
20456 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
20458 * config/vx-common.h: Fix typo in comment.
20460 2008-01-28 Ian Lance Taylor <iant@google.com>
20464 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
20465 coalesce pointers if they have different DECL_NO_TBAA_P values.
20466 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
20467 between variables with different DECL_NO_TBAA_P values.
20469 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
20472 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
20473 are not legitimate small data references on SPE targets.
20475 2008-01-28 David Daney <ddaney@avtrex.com>
20477 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
20479 2008-01-28 David Daney <ddaney@avtrex.com>
20481 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
20483 2008-01-27 Joseph Myers <joseph@codesourcery.com>
20485 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
20486 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
20487 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
20488 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
20489 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
20490 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
20491 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
20492 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
20494 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20496 * basic-block.h (condjump_equiv_p): Fix comment.
20498 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20500 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
20501 print_generic_stmt_indented): Fix comment.
20503 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20505 * configure.ac (__stack_chk_fail): Add detecion for availability
20506 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
20507 * configure: Regenerate.
20509 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
20511 PR middle-end/34688
20512 * final.c (output_addr_const): Handle TRUNCATE.
20514 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
20517 * tree-ssa-loop-ivopts.c (comp_cost): New type.
20518 (zero_cost, infinite_cost): New constants.
20519 (struct cost_pair): Change type of cost to comp_cost.
20520 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
20521 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
20523 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
20524 split_address_cost, ptr_difference_cost, difference_cost,
20525 get_computation_cost_at, get_computation_cost,
20526 determine_use_iv_cost_generic, determine_use_iv_cost_address,
20527 determine_use_iv_cost_condition, determine_use_iv_costs,
20528 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
20529 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
20530 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
20531 Change type of cost to comp_cost.
20532 (determine_iv_cost): Increase cost of non-original ivs, instead
20533 of decreasing the cost of original ones.
20534 (get_address_cost): Indicate the complexity of the addressing mode
20536 (try_add_cand_for): Prefer using ivs not specific to some object.
20537 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
20539 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
20540 Janis Johnson <janis187@us.ibm.com>
20543 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
20544 (TARGET_INSTANTIATE_DECLS): Likewise.
20545 * target.h (expand_to_rtl_hook): New target hook.
20546 (instantiate_decls): Likewise.
20547 * function.c (instantiate_decl): Make non-static. Rename to...
20548 (instantiate_decl_rtl): ... this.
20549 (instantiate_expr): Use instantiate_decl_rtl.
20550 (instantiate_decls_1): Likewise.
20551 (instantiate_decls): Likewise.
20552 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
20553 * function.h (instantiate_decl_rtl): Add prototype.
20554 * cfgexpand.c (target.h): New include.
20555 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
20556 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
20557 (TARGET_INSTANTIATE_DECLS): Likewise.
20558 (TARGET_INITIALIZER): New target hooks added.
20559 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
20561 * config/rs6000/rs6000.c (tree-flow.h): New include.
20562 (machine_function): Add sdmode_stack_slot field.
20563 (rs6000_alloc_sdmode_stack_slot): New function.
20564 (rs6000_instantiate_decls): Likewise.
20565 (rs6000_secondary_memory_needed_rtx): Likewise.
20566 (rs6000_check_sdmode): Likewise.
20567 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
20568 (TARGET_INSTANTIATE_DECLS): Likewise.
20569 (rs6000_hard_regno_mode_ok): Allow SDmode.
20570 (num_insns_constant): Likewise. Handle _Decimal32 constants.
20571 (rs6000_emit_move): Handle SDmode.
20572 (function_arg_advance): Likewise.
20573 (function_arg): Likewise.
20574 (rs6000_gimplify_va_arg): Likewise. Add special handling of
20575 SDmode var args for 32-bit compiles.
20576 (rs6000_secondary_reload_class): Handle SDmode.
20577 (rs6000_output_function_epilogue): Likewise.
20578 (rs6000_function_value): Simplify if statement.
20579 (rs6000_libcall_value): Likewise.
20580 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
20581 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
20582 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
20583 (movsd_hardfloat): New define_insn.
20584 (movsd_softfloat): Likewise.
20585 (movsd_store): Likewise.
20586 (movsd_load): Likewise.
20587 (extendsddd2): Likewise.
20588 (extendsdtd2): Likewise.
20589 (truncddsd2): Likewise.
20590 (movdd_hardfloat64): Fixup comment.
20591 (UNSPEC_MOVSD_LOAD): New constant.
20592 (UNSPEC_MOVSD_STORE): Likewise.
20594 2008-01-26 Jakub Jelinek <jakub@redhat.com>
20597 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
20599 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
20600 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
20601 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
20602 and TRUTH_XOR_EXPR.
20604 2008-01-26 David Edelsohn <edelsohn@gnu.org>
20607 * config.gcc: Separate AIX 5.3 from AIX 6.1.
20608 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20609 __LONGDOUBLE128 too.
20610 * config/rs6000/aix61.h: New file.
20612 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
20614 PR rtl-optimization/34959
20615 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
20616 popcount and parity rtxes the same mode as their operand.
20617 Truncate or extend the result to the return value's mode
20620 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
20623 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
20624 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
20625 to GOT_VERSION_REGNUM.
20626 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
20627 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
20628 * config/mips/mips.c (mips_emit_call_insn): New function.
20629 (mips_call_tls_get_addr): Call mips_expand_call directly.
20630 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
20632 (mips16_build_call_stub): Likewise. Return the call insn or null.
20633 (mips_expand_call): Update the call to mips16_build_call_stub
20634 accordingly and a remove redundant condition. Assert that MIPS16
20635 stubs do not use lazy binding. Use mips_emit_call_insn and return
20637 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
20639 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
20640 (mips_avoid_hazard): Remove hazard_set handling.
20641 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
20642 (UNSPEC_RESTORE_GP): ...this.
20643 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
20644 (FAKE_CALL_REGNO): Rename to...
20645 (GOT_VERSION_REGNUM): ...this.
20646 (type): Add "ghost" value. Add an associated insn reservation.
20647 (hazard_set): Remove.
20648 (exception_receiver): Rename to...
20649 (restore_gp): ...this and update the unspec identifier accordingly.
20650 (exception_receiver, nonlocal_got_receiver): New expanders.
20651 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
20652 FAKE_CALL_REGNO. Remove hazard_set attribute.
20653 (set_got_version, update_got_version): New patterns.
20655 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
20658 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
20660 2008-01-25 Joseph Myers <joseph@codesourcery.com>
20663 * doc/install.texi2html: Generate gcc-vers.texi.
20665 2008-01-25 DJ Delorie <dj@redhat.com>
20667 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
20669 2008-01-25 Joseph Myers <joseph@codesourcery.com>
20671 * config/c4x: Remove directory.
20672 * config.gcc (crx-*, mt-*): Mark obsolete.
20673 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
20674 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
20675 sh-*-rtemscoff*): Remove cases.
20676 * defaults.h (C4X_FLOAT_FORMAT): Remove.
20677 * real.c (encode_c4x_single, decode_c4x_single,
20678 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
20679 c4x_extended_format): Remove.
20680 * real.h (c4x_single_format, c4x_extended_format): Remove.
20681 * doc/extend.texi (interrupt, naked): Remove mention of attributes
20683 (Pragmas): Remove comment about c4x pragmas.
20684 * doc/install.texi (c4x): Remove target-specific instructions.
20685 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
20686 * doc/md.texi (Machine Constraints): Remove C4x documentation.
20687 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
20688 refer to C4x source files as examples.
20689 (C4X_FLOAT_FORMAT): Remove documentation.
20691 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
20693 * config/bfin/bfin.c (override_options): Reorder tests so that
20694 flag_pic gets enabled for -msep-data.
20696 2008-01-25 Richard Guenther <rguenther@suse.de>
20698 PR middle-end/32244
20699 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
20700 to its bitfield precision if required.
20702 2008-01-25 Jakub Jelinek <jakub@redhat.com>
20704 PR middle-end/33880
20705 * tree-nested.c (walk_omp_for): New function.
20706 (convert_nonlocal_reference, convert_local_reference): Call
20707 walk_omp_for on OMP_FOR.
20708 (convert_call_expr): Call walk_body on OMP_FOR's
20709 OMP_FOR_PRE_INIT_BODY.
20711 2008-01-25 Richard Guenther <rguenther@suse.de>
20713 PR tree-optimization/34966
20714 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
20715 default defs and PHI_NODEs we have to insert after the
20716 defining statement.
20718 2008-01-24 Nick Clifton <nickc@redhat.com>
20720 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
20721 Provide a default definition.
20722 (LIBGCC2_UNITS_PER_WORD): Likewise.
20724 * config/stormy16/stormy16.c: Include df.h for the prototype
20725 for df_regs_ever_live_p.
20726 (xstormy16_expand_builtin_va_start): Convert the stack offset
20727 into a component_ref and then use POINTER_PLUS_EXPR to add it
20728 to the incoming_virtual_args_rtx.
20729 (xstormy16_gimplify_va_arg_expr): Rename to
20730 xstormy16_gimplify_va_arg_expr.
20731 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
20732 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
20733 xstormy16_gimplify_va_arg_expr.
20734 Fix up some formatting issues.
20736 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
20737 Move to predicates.md.
20738 (xs_hi_general_operand): Likewise.
20739 (xs_hi_nonmemory_operand): Likewise.
20740 * config/stormy16/predicates.md:
20741 (xstormy16_carry_plus_operand): New predicate.
20742 (xs_hi_general_operand): New predicate.
20743 (xs_hi_nonmemory_operand): New predicate.
20744 * config/stormy16/stormy16-protos.h:
20745 (xstormy16_carry_plus_operand): Delete prototype.
20746 (xs_hi_general_operand): Likewise.
20747 (xs_hi_nonmemory_operand): Likewise.
20749 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
20750 modifiers as they are no longer needed and they can trigger
20751 reload spill failures.
20753 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
20754 with a match_operand in order to help reload.
20756 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
20757 constraint with 'e' for the 8th alternative as this version of
20758 the mov.w instruction only accepts the lower 8 registers.
20760 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
20763 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
20764 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
20767 2008-01-25 Jakub Jelinek <jakub@redhat.com>
20769 PR middle-end/33333
20770 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
20772 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
20774 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
20776 (remove_structure): Update allocations list before removing structure.
20778 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
20780 * ipa-struct-reorg.c (is_safe_cond_expr,
20781 create_new_stmts_for_cond_expr): Use integer_zerop function,
20782 that recognize not only zero-pointer, but zero-integer too.
20784 2008-01-25 Ben Elliston <bje@au.ibm.com>
20787 * fixproto: Escape "." in sed expression that strips leading "./".
20789 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
20792 * gcc.c (SWITCH_OK): Removed.
20793 (SWITCH_LIVE): Changed to bit.
20794 (SWITCH_FALSE): Likewise.
20795 (SWITCH_IGNORE): Likewise.
20796 (switchstr): Change live_cond to unsigned int.
20797 (process_command): Replace SWITCH_OK with 0.
20798 (do_self_spec): Likewise.
20799 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
20800 (give_switch): Likewise.
20801 (used_arg): Likewise.
20802 (do_spec_1): Set the SWITCH_IGNORE bit.
20803 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
20804 bits. Set the SWITCH_LIVE bit.
20806 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20808 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
20810 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
20812 PR tree-optimization/34472
20813 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
20814 parameter to a "bool *" and set *DATA to false if there is
20815 an unsafe access. Do not delete the structure here.
20816 (check_cond_exprs): Delete it here instead.
20817 (check_cond_exprs, exclude_cold_structs): Do not increase
20818 I when removing a structure.
20820 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
20823 * config/i386/i386.c (ix86_expand_vector_init): Consider only
20824 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
20826 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
20828 PR middle-end/34934
20829 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
20830 a fixed vector for stack.
20832 2008-01-24 Ben Elliston <bje@au.ibm.com>
20835 * doc/gcc.texi (Software development): Add a direntry for g++.
20837 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
20839 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
20840 stale and straggling -fforce-addr comments above.
20842 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
20844 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
20845 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
20847 2008-01-23 Michael Matz <matz@suse.de>
20850 * dwarf2out.c (force_type_die): Use modified_type_die instead of
20853 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
20855 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
20856 malloc result type.
20858 2008-01-23 Anatoly Sokolov <aesok@post.ru>
20860 * config/avr/avr.c (avr_current_arch): New variable.
20861 (avr_arch_types): Add 'avr31' and 'avr51' entries.
20862 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
20863 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
20864 (avr_override_options): Init 'avr_current_arch'.
20865 (base_arch_s): Move from here...
20866 * config/avr/avr.h (base_arch_s): ... here. Add new members
20867 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
20868 'mega' to 'have_jmp_call'.
20869 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
20870 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
20872 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
20874 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
20875 MULTILIB_MATCHES): Ditto.
20877 2008-01-23 Richard Guenther <rguenther@suse.de>
20879 PR middle-end/31529
20880 * cgraphunit.c (cgraph_reset_node): Always mark the node
20881 not reachable if it is not queued already.
20883 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
20885 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
20886 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
20887 (cputype_selected): New static variable.
20888 (bfin_handle_option): Set it if -mcpu is used.
20889 (override_option): Select default set of workarounds if no cpu type
20890 selected on the command line.
20891 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
20893 From Michael Frysinger <michael.frysinger@analog.com>
20894 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
20895 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
20897 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
20898 for bf547, bf523, bf524, and bf526.
20899 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
20901 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
20902 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
20903 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
20904 __ADSPBF547__ and __ADSPBF54x__ for bf547.
20905 * doc/invoke.texi (Blackfin Options): Document that
20906 -mcpu now accept bf547, bf523, bf524, and bf526.
20908 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
20910 PR rtl-optimization/34628
20911 * combine.c (try_combine): Stop and undo after the first combination
20912 if an autoincrement side-effect on the first insn has effectively
20915 2008-01-22 David Edelsohn <edelsohn@gnu.org>
20918 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
20919 Offset addresses are not valid for Altivec or paired float modes.
20921 2008-01-22 Jakub Jelinek <jakub@redhat.com>
20924 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
20925 if DECL_INITIAL (decl) is error_mark_node.
20928 * c-common.c (handle_vector_size_attribute): Only allow
20929 integral, scalar float and fixed point types. Handle OFFSET_TYPE
20930 the same way as pointer, array etc. types.
20931 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
20934 * tree.c (build_type_attribute_qual_variant): Call
20935 build_qualified_type if attributes are equal, but quals are not.
20937 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20940 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
20941 * flags.h (warn_strict_aliasing): Remove.
20942 (warn_strict_overflow): Remove.
20943 * opts.c (warn_strict_aliasing): Remove.
20944 (warn_strict_overflow): Remove.
20945 * c-opts.c (c_common_handle_option): -Wall only sets
20946 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
20947 (c_common_post_options): Give default values to -Wstrict-aliasing
20948 and -Wstrict-overflow if they are uninitialized.
20949 * common.opt (Wstrict-aliasing): Specify Var and Init.
20950 (Wstrict-overflow): Likewise.
20952 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
20954 PR rtl-optimization/26854
20955 PR rtl-optimization/34400
20956 PR rtl-optimization/34884
20957 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
20959 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
20960 (df_rd_bb_info.expanded_lr_out): Deleted
20961 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
20962 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
20963 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
20964 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
20965 Removed code to allocate, initialize or free expanded_lr_out.
20966 (df_rd_bb_local_compute_process_def): Restructured to make more
20968 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
20969 sets if the sets are being trimmed.
20971 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
20974 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
20975 (as_vers): Likewise.
20976 * configure: Regenerated.
20978 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20980 PR middle-end/33092
20981 * tree-pass.h (pass_build_alias): New pass.
20982 * tree-ssa-alias.c (gate_build_alias): New.
20983 (pass_build_alias): New.
20984 * passes.c (init_optimization_passes): Add pass_build_alias after
20985 pass_create_structure_vars.
20987 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
20989 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
20990 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
20991 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
20992 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
20993 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
20994 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
20995 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
20996 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
20997 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
20998 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
20999 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
21000 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
21001 * config/s390/s390.md (FP_ALL): New mode iterator.
21002 (_d): New mode attribute.
21003 ("*signbit<mode>2>"): Changed mode of first operand.
21004 ("isinf<mode>2"): Changed mode of first operand.
21005 ("*TDC_insn"): Adaptation for DFP modes.
21007 2008-01-22 Ben Elliston <bje@au.ibm.com>
21009 * tree.c (check_qualified_type): Improve function description.
21011 2008-01-21 Jason Merrill <jason@redhat.com>
21014 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
21015 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
21018 2008-01-21 DJ Delorie <dj@redhat.com>
21020 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
21023 2008-01-21 Richard Guenther <rguenther@suse.de>
21025 PR middle-end/34856
21026 * tree-cfg.c (verify_expr): Allow all invariant expressions
21027 instead of just constant class ones as reference argument.
21028 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
21029 like any other constant.
21030 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
21032 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
21034 * regmove.c (fixup_match_1): Update call crossed frequencies.
21036 2008-01-21 Richard Guenther <rguenther@suse.de>
21039 * tree-inline.c (setup_one_parameter): Deal with mismatched
21040 types using a VIEW_CONVERT_EXPR.
21042 2008-01-21 Alon Dayan <alond@il.ibm.com>
21043 Olga Golovanevsky <olga@il.ibm.com>
21045 PR tree-optimization/34701
21046 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
21047 when the structure size is not a power of 2.
21049 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
21051 * doc/install.texi: Add doc for --enable-checking=df.
21053 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
21055 PR rtl-optimization/34808
21056 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
21058 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21060 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
21063 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
21065 PR rtl-optimization/26854
21066 PR rtl-optimization/34400
21067 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
21069 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
21070 (df_rd_bb_info.expanded_lr_out): New.
21071 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
21072 * loop_iv.c (iv_analysis_loop_init): Ditto.
21073 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21074 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21075 Added code to allocate, initialize or free expanded_lr_out.
21076 (df_rd_bb_local_compute_process_def): Restructured to make
21077 more understandable.
21078 (df_rd_confluence_n): Add code to do nothing with fake edges and
21079 code to no apply invalidate_by_call sets if the sets are being trimmed.
21080 (df_lr_local_finalize): Renamed to df_lr_finalize.
21081 (df_live_local_finalize): Renamed to df_live_finalize.
21083 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21086 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
21087 deciding whether to use reciprocal instructions.
21089 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
21091 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
21092 dwarf2out_note_section_used if cold_text_section is NULL.
21094 2008-01-19 Jakub Jelinek <jakub@redhat.com>
21096 PR gcov-profile/34610
21097 * tree-cfg.c (make_edges): Mark both outgoing edges from
21098 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
21099 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
21100 from OMP_FOR and OMP_CONTINUE outgoing edges.
21102 * tree-profile.c (tree_profiling): Return early if
21103 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
21105 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
21106 from cfun to child_cfun.
21107 * function.h (struct function): Add after_tree_profile bit.
21109 2008-01-19 Anatoly Sokolov <aesok@post.ru>
21111 * config/avr/avr.S (_exit): Disable interrupt.
21113 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
21114 Steven Bosscher <stevenb.gcc@gmail.com>
21116 PR rtl-optimization/26854
21117 PR rtl-optimization/34400
21118 * df-problems.c (df_live_scratch): New scratch bitmap.
21119 (df_live_alloc): Allocate df_live_scratch when doing df_live.
21120 (df_live_reset): Clear the proper bitmaps.
21121 (df_live_bb_local_compute): Only process the artificial defs once
21122 since the order is not important.
21123 (df_live_init): Init the df_live sets only with the variables
21124 found live by df_lr.
21125 (df_live_transfer_function): Use the df_lr sets to prune the
21126 df_live sets as they are being computed.
21127 (df_live_free): Free df_live_scratch.
21129 2008-01-18 Ian Lance Taylor <iant@google.com>
21131 * common.opt: Add fmerge-debug-strings.
21132 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
21133 flag_merge_debug_strings rather than flag_merge_constants.
21134 * doc/invoke.texi (Option Summary): Mention
21135 -fmerge-debug-strings.
21136 (Debugging Options): Document -fmerge-debug-strings.
21138 2008-01-18 Ian Lance Taylor <iant@google.com>
21141 * tree.h (DECL_IS_OPERATOR_NEW): Define.
21142 (struct tree_function_decl): Add new field operator_new_flag.
21143 * tree-inline.c (expand_call_inline): When inlining a call to
21144 operator new, force the return value to go into a variable, and
21145 set DECL_NO_TBAA_P on that variable.
21146 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
21148 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
21151 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
21152 DWARF2_DEBUGGING_INFO.
21153 (dwarf2out_note_section_used): Ditto. Add prototype.
21154 (have_multiple_function_sections, text_section_used,
21155 cold_text_section_used, *cold_text_sections): Move declarations
21158 2008-01-17 Bob Wilson <bob.wilson@acm.org>
21160 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
21161 field and add signal_ra.
21162 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
21163 assignments to frame state pc. Move end of stack check after
21164 MD_FALLBACK_FRAME_STATE_FOR.
21165 (uw_update_context_1): Use frame state signal_regs if set, instead
21166 of checking signal_frame flag.
21167 (uw_update_context): Use frame state signal_ra if set.
21168 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
21169 * config/xtensa/linux-unwind.h: New file.
21171 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
21173 * modulo-sched.c (get_sched_window): Fix comment typo.
21175 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
21177 PR tree-optimization/34648
21178 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
21180 2008-01-17 Anatoly Sokolov <aesok@post.ru>
21182 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
21183 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
21185 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
21187 PR rtl-optimization/34400
21188 * df-core.c (df_worklist_dataflow_overeager,
21189 df_worklist_dataflow_doublequeue): New functions.
21190 (df_worklist_dataflow): Two different worklist solvers.
21191 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
21194 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21197 * doc/invoke.texi: Document the dependence on pthread for fopenmp
21198 and ftree-parallelize-loops.
21200 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
21202 PR rtl-optimization/34826
21203 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
21205 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
21207 * global.c (find_reg): Mark the eh regs as used if necessary.
21208 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
21209 * ra.h (struct allocno): no_eh_reg field added. Changed
21210 no_stack_reg type to bitfield.
21212 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
21214 * tree.c (substitute_in_expr): Add missing 'break'.
21216 2008-01-17 Richard Guenther <rguenther@suse.de>
21218 PR tree-optimization/34825
21219 * tree-ssa-math-opts.c (is_division_by): Do not recognize
21220 x / x as division to handle.
21222 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21224 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
21225 "-pthread" is specified.
21226 * pa-hpux11.h (LIB_SPEC): Likewise.
21228 2008-01-16 Janis Johnson <janis187@us.ibm.com>
21229 Peter Bergner <bergner@vnet.ibm.com>
21231 PR rtl-optimization/33796
21232 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
21234 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21236 PR libgfortran/34699
21237 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
21239 * pa-hpux10.h (LINK_SPEC): Likewise.
21240 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
21242 2008-01-16 Richard Guenther <rguenther@suse.de>
21244 PR middle-end/32628
21245 * fold-const.c (fold_convert_const_int_from_int): Do not
21246 set overflow if that occured only because of a sign extension
21247 change when converting from/to a sizetype with the same
21248 precision and signedness.
21250 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21253 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
21254 location address to the correct place. Update copyright year.
21256 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21258 * lambda-code.c (lambda_transform_legal_p): Handle the case of
21259 no dependences in the dependence_relations vector.
21261 2008-01-16 Jan Hubicka <jh@suse.cz>
21263 PR rtl-optimization/31396
21264 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
21265 * cfg.c (dump_reg_info): Print it.
21266 * regs.h (struct reg_info_t): add freq_calls_crossed.
21267 (REG_FREQ_CALLS_CROSSED): New macro.
21268 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
21269 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
21270 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
21271 regmove_optimize): Update call crossed frequencies.
21272 * local-alloc.c (struct qty): Add freq_calls_crossed.
21273 (alloc_qty): Copute freq_calls_crossed.
21274 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
21275 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
21276 * ra.h (struct allocno): Add freq_calls_crossed.
21278 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21280 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
21281 libgomp when compiling with ftree-parallelize-loops.
21282 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
21284 2008-01-16 Richard Guenther <rguenther@suse.de>
21286 PR tree-optimization/34769
21287 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
21288 * tree.c (int_cst_value): Instead make this function more
21289 permissive in what it accepts as valid input. Document this
21290 function always sign-extends the value.
21292 2008-01-16 Jakub Jelinek <jakub@redhat.com>
21293 Richard Guenther <rguenther@suse.de>
21296 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
21297 (gimple_fold_indirect_ref_rhs): ... this.
21298 (gimple_fold_indirect_ref): New function with foldings
21299 that preserve lvalueness.
21300 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
21301 * tree-flow.h (gimple_fold_indirect_ref): Declare.
21302 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
21303 to fold an INDIRECT_REF, fall back to the old use of
21304 fold_indirect_ref_1.
21306 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21308 * tree-data-ref.c (subscript_dependence_tester_1): Call
21309 free_conflict_function.
21310 (compute_self_dependence): Same.
21312 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21315 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
21316 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
21318 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
21319 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
21320 for DWARF2_UNWIND_INFO targets.
21322 2008-01-16 Richard Guenther <rguenther@suse.de>
21325 * c-typeck.c (common_pointer_type): Do not merge inconsistent
21326 type qualifiers for function types.
21328 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
21330 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
21331 loop_iterator li from previous commit.
21333 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
21335 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
21337 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21339 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
21340 (parallelize_loops): Don't parallelize irreducible components.
21342 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21345 * c-opts (c_common_post_options): Do not enable CPP
21346 flag_pedantic_errors by default.
21348 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
21350 PR rtl-optimization/31944
21351 * cse.c (remove_pseudo_from_table): New function.
21352 (merge_equiv_classes): Use above function to remove pseudo-registers.
21353 (invalidate): Likewise.
21355 2008-01-13 Richard Guenther <rguenther@suse.de>
21357 PR middle-end/34601
21358 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
21359 instead of TYPE_MODE to deal with calls from expand_one_error_var.
21361 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
21363 * gcse.c (cprop_jump): Call validate_unshare_change instead of
21364 validate_change to unshare the source of the PC set.
21366 2008-01-12 Jan Hubicka <jh@suse.cz>
21368 PR middle-end/32135
21369 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
21370 references above array bounds. This might trigger bounds checks for
21371 pointers to arrays.
21373 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21375 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
21376 new_replaceable_dependencies.
21378 2008-01-12 Doug Kwan <dougkwan@google.com>
21380 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
21381 instead of OPT_Wreturn_type in warning due to ignored return type
21383 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
21384 options included in -Wextra.
21385 * c.opt: New option -Wignored_qualifiers.
21386 * doc/invoke.texi (Warning Options, -Wextra): Add new option
21387 -Wignore_qualifiers.
21388 (-Wignored-qualifiers): Document.
21389 (-Wreturn-type): Remove description of functionality now handled
21390 by -Wignored-qualifiers.
21392 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
21395 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
21396 NOP_EXPR if it is between integral types with the same precision.
21398 2008-01-12 Jan Hubicka <jh@suse.cz>
21401 * invoke.texi (max-inline-recursive-depth): Fix default value.
21403 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
21405 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
21408 2008-01-11 Bob Wilson <bob.wilson@acm.org>
21410 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
21412 2008-01-11 James E. Wilson <wilson@specifix.com>
21415 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
21417 2008-01-11 Anatoly Sokolov <aesok@post.ru>
21419 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
21420 save/restore frame pointer register and don't use 'call-prologues'
21421 optimization in function with "OS_task" attribute.
21423 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
21425 PR middle-end/31309
21426 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
21427 when copying to memory.
21429 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
21431 PR rtl-optimization/30905
21432 * cfgcleanup.c: Include dce.h
21433 (crossjumps_occured): New global variable.
21434 (try_crossjump_bb): Exit loop after finding a fallthru edge.
21435 If something changed, set crossjumps_occured to true.
21436 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
21437 Don't add/remove fake edges to exit here...
21438 (cleanup_cfg): ...but do it here, when crossjumping.
21439 Run a fast DCE when successful crossjumps occured in the latest
21440 iteration of try_optimize_cfg.
21442 2008-01-11 Richard Guenther <rguenther@suse.de>
21444 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
21445 (struct vn_unary_op_s): Likewise.
21446 (vn_reference_insert): Free old reference on hash collision.
21448 2008-01-10 Raksit Ashok <raksit@google.com>
21450 PR rtl-optimization/27971
21451 * combine.c (find_split_point): Split PLUS expressions which are
21452 inside a MEM rtx, and whose first operand is complex.
21454 2008-01-10 DJ Delorie <dj@redhat.com>
21456 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
21457 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
21458 (m32c_hard_regno_ok): Call the underlying function.
21460 2008-01-10 Richard Guenther <rguenther@suse.de>
21462 PR middle-end/34683
21463 * tree-cfg.c (tree_merge_blocks): Do not go through the
21464 full-blown folding and stmt updating path if we just deal
21465 with virtual operands.
21466 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
21467 test for abnormal SSA_NAMEs.
21469 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
21471 PR middle-end/34641
21472 * reload.c (push_reload): Add assertions. All constants from
21473 reg_equiv_constant should have been used for replacing the respective
21475 (find_reloads_address): Invoke find_reloads_address_part for
21476 constant taken from the reg_equiv_constant array.
21478 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
21480 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
21481 field (valnum) the first in the struct. Replace bools with
21484 2008-01-10 Richard Guenther <rguenther@suse.de>
21486 PR tree-optimization/34651
21487 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
21488 types and ordering for masking and converting.
21490 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
21492 PR tree-optimization/34017
21493 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
21494 also for PHI_NODE expressions.
21496 2008-01-09 Jan Hubicka <jh@suse.cz>
21498 PR tree-optimization/34708
21499 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
21500 based on number of case labels.
21501 (init_inline_once): Remove switch_cost.
21502 * tree-inline.h (eni_weights_d): Remove switch_cost.
21504 2008-01-09 Richard Guenther <rguenther@suse.de>
21505 Andrew Pinski <andrew_pinski@playstation.sony.com>
21507 PR middle-end/30132
21508 * gimplify.c (gimplify_cond_expr): Do not create an addressable
21509 temporary if an rvalue is ok or an lvalue is not required.
21511 2008-01-09 Richard Guenther <rguenther@suse.de>
21513 PR middle-end/34458
21514 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
21515 adjust return type.
21517 2008-01-09 Richard Guenther <rguenther@suse.de>
21519 PR middle-end/34679
21520 * tree.c (host_integerp): Check for sizetype only if the
21521 type is an integer type.
21523 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
21526 * opts.c (decode_options): Disable inlining of functions called
21527 once if not in unit-at-a-time mode.
21529 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
21531 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
21533 2008-01-08 Richard Guenther <rguenther@suse.de>
21535 PR middle-end/31863
21536 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
21537 out early if the result will be unused.
21539 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
21544 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21545 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
21548 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
21550 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
21551 for vectorization tuned.
21553 2008-01-08 Richard Guenther <rguenther@suse.de>
21555 PR tree-optimization/34683
21556 * tree-ssa-operands.c (operand_build_cmp): Export.
21557 * tree-ssa-operands.h (operand_build_cmp): Declare.
21558 * tree-vn.c (vuses_compare): Remove.
21559 (sort_vuses): Use operand_build_cmp.
21560 (sort_vuses_heap): Likewise.
21561 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
21562 to re-use old VEC if available. Do not sort already sorted VUSEs.
21563 (vdefs_to_vec): Do not sort already sorted VDEFs.
21565 2008-01-08 Jakub Jelinek <jakub@redhat.com>
21567 PR middle-end/34694
21568 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
21570 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
21573 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
21574 limitations of reciprocal sequences on x86 targets.
21576 2008-01-08 Richard Guenther <rguenther@suse.de>
21578 PR tree-optimization/34683
21579 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
21581 2008-01-07 Jakub Jelinek <jakub@redhat.com>
21584 * config/darwin.c (darwin_mergeable_string_section): Don't use
21585 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
21587 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
21590 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
21591 negxf2. Macroize expander using X87MODEF mode iterator. Change
21592 predicates of op0 and op1 to register_operand.
21593 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
21594 expander using X87MODEF mode iterator. Change predicates of
21595 op0 and op1 to register_operand.
21596 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
21597 corresponding patterns and macroize using MODEF macro. Change
21598 predicates of op0 and op1 to register_operand and remove
21599 "m" constraint. Disparage "r" alternative with "!".
21600 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
21601 macroize using X87MODEF macro. Change predicates of op0 and op1
21602 to register_operand and remove "m" constraint. Disparage "r"
21603 alternative with "!".
21604 (absneg splitter with memory operands): Remove.
21605 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
21606 patterns and macroize using X87MODEF mode iterator.
21607 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
21608 Change predicate of op1 to register_operand.
21609 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
21610 for memory operands.
21612 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
21614 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
21616 2008-01-07 Richard Guenther <rguenther@suse.de>
21618 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
21621 2008-01-07 Richard Guenther <rguenther@suse.de>
21623 PR tree-optimization/34683
21624 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
21625 VOPs of the needed size to save memory. Use VEC_quick_push
21626 to save compile-time.
21627 (vdefs_to_vec): Likewise.
21629 2008-01-07 Sa Liu <saliu@de.ibm.com>
21631 * config/spu/spu.md (divdf3): Genetate inline code for double
21632 division. The implementation doesn't handle INF or NAN, therefore it
21633 only applies when -ffinite-math-only is given.
21635 2008-01-06 Paolo Carlini <pcarlini@suse.de>
21638 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
21639 * doc/cpp.texi ([Common Predefined Macros]): Document.
21641 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
21643 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
21644 order to use commutative addition instead of subtraction.
21646 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
21647 Mircea Namolaru <namolaru@il.ibm.com>
21648 Vladimir Yanovsky <yanov@il.ibm.com>
21649 Revital Eres <eres@il.ibm.com>
21651 PR tree-optimization/34263
21652 * tree-outof-ssa.c (process_single_block_loop_latch,
21653 contains_tree_r): New functions.
21654 (analyze_edges_for_bb): Call process_single_block_loop_latch
21655 function to empty single-basic-block latch block if possible.
21657 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21659 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
21661 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
21663 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
21665 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
21667 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
21669 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
21671 2008-01-05 Jakub Jelinek <jakub@redhat.com>
21673 PR tree-optimization/34618
21674 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
21677 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21680 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
21681 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
21682 Update copyright year.
21684 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
21685 Update copyright year.
21686 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
21689 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
21691 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
21692 edge does not point to current bb before changing need_assert.
21694 2008-01-04 Richard Guenther <rguenther@suse.de>
21696 PR middle-end/34029
21697 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
21698 for verifying purposes if they are is_gimple_min_invariant.
21700 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
21702 PR tree-optimization/34448
21703 PR tree-optimization/34465
21704 * gimplify.c (gimplify_init_constructor): Add new parameter
21705 notify_temp_creation. Use it.
21706 (gimplify_modify_expr_rhs): Take volatiles into account when
21707 optimizing constructors.
21708 Do not optimize constructors if gimplify_init_constructor will dump to
21710 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
21711 * gcc.c-torture/compile/pr34448.c: New.
21713 2008-01-04 Jakub Jelinek <jakub@redhat.com>
21715 PR gcov-profile/34609
21716 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
21717 return_slot if result is TREE_ADDRESSABLE.
21719 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
21721 * config/mips/mips.md (sqrt_condition): Tweak comment.
21722 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
21724 2008-01-03 Tom Tromey <tromey@redhat.com>
21727 * c-common.c (c_type_hash): Handle VLAs.
21729 2008-01-03 Jan Hubicka <jh@suse.cz>
21731 PR tree-optimization/31081
21732 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
21733 0 when inlining and not inlining to first basic block.
21734 (remap_decl): When var is initialized to 0, don't set default_def.
21735 (expand_call_inline): Set entry_bb.
21736 * tree-inline.h (copy_body_data): Add entry_bb.
21738 2008-01-03 Jakub Jelinek <jakub@redhat.com>
21741 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
21744 PR tree-optimization/29484
21745 * tree-inline.c (inline_forbidden_p_2): New function.
21746 (inline_forbidden_p): Disallow inlining if some static var
21747 has an address of a local LABEL_DECL in its initializer.
21748 * doc/extend.texi (Labels as Values): Document &&foo behaviour
21751 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
21753 PR tree-optimization/34635
21754 * tree-data-ref.c (add_other_self_distances): Make sure that the
21755 evolution step is constant.
21757 2008-01-03 Jakub Jelinek <jakub@redhat.com>
21759 PR middle-end/34608
21760 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
21762 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
21764 * tree-sra.c (scalarize_init): Insert the generate_element_init
21765 statements after the generate_element_zero statements.
21767 2008-01-02 Richard Guenther <rguenther@suse.de>
21769 PR middle-end/34093
21770 PR middle-end/31976
21771 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
21772 for very large number of operands instead of ICEing.
21774 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
21777 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
21778 while stack probing.
21780 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
21782 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
21785 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
21787 PR libmudflap/26442
21788 * tree-mudflap.c (mx_register_decls): Guard warning by
21789 !DECL_ARTIFICIAL check.
21791 2008-01-01 Jakub Jelinek <jakub@redhat.com>
21793 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
21794 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
21795 sse5_perm<mode>): Fix constraints.