1 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4 * real.c (real_maxval): Clear a lower bit to make real_maxval
5 match get_max_float for IBM long double format.
7 2008-09-02 Andreas Schwab <schwab@suse.de>
9 * configure.ac: Use m4_quote to quote the expansion of m4_do.
10 * configure: Regenerate.
12 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
14 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
15 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
16 checking for a non-VOID CONSTANT_P.
18 2008-09-02 Jan Hubicka <jh@suse.cz>
20 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
21 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and sdiv_pow2_cheap
23 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
25 * expr.c (emit_group_store): Don't assert stack temp mode size.
27 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
30 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
31 and -fno-toplevel-reorder after handle_options.
33 2008-09-02 Paul Brook <paul@codesourcery.com>
35 * config/arm/arm.c (arm_tune_cortex_a9): Define.
36 (arm_override_options): Set arm_tune_cortex_a9.
37 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
38 (arm_issue_rate): Handle cortexa9.
39 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
40 * config/arm/arm-cores.def: Add cortex-a9.
41 * config/arm/arm-tune.md: Regenerate.
42 * config/arm/arm.md: Include cortex-a9.md.
43 (generic_sched, generic_vfp): Add cortexa9.
44 * config/arm/cortex-a9.md: New file.
46 2008-09-02 Richard Guenther <rguenther@suse.de>
48 PR tree-optimization/37327
49 * tree-vrp.c (register_new_assert_for): Make sure to not have
50 TREE_OVERFLOW set on the bound.
52 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
54 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
56 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
57 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
60 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
62 * gcc/config/spu/spu.md (divdf3): Removed.
64 2008-09-02 Jakub Jelinek <jakub@redhat.com>
66 PR tree-optimization/37095
67 * cgraph.c (cgraph_node): When creating new cgraph node after
68 assembler_name_hash has been populated, record it in the hash
71 2008-09-01 Paul Brook <paul@codesourcery.com>
73 * doc/invoke.texi: Document -mword-relocations.
74 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
75 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
76 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
77 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
78 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
79 (arm_emit_movpair): New function.
80 (arm_print_operand <c>): Handle sybolic addresses.
81 * config/arm/arm.h (TARGET_USE_MOVT): Define.
82 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
83 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
84 * config/arm/arm.opt: Add -mword-relocations.
85 * config/arm/arm.md (movsi): Use arm_emit_movpair.
86 (arm_movt, arm_movw): New.
88 2008-09-01 Paul Brook <paul@codesourcery.com>
90 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
91 Allow Interworking on ARMv4 EABI based targets.
92 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
93 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
95 2008-09-01 Paul Brook <paul@codesourcery.com>
97 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
98 optimized LT0 test. Remove optimization for GT.
100 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
102 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
104 * pa-hpux11.h (LIB_SPEC): Likewise.
106 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS is
109 2008-09-01 Jan Hubicka <jh@suse.cz>
111 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
112 present, use only counts; when guessed use only frequencies.
113 (estimate_bb_frequencies): Use function_frequency.
114 * profile.c (compute_branch_probabilities): Exit early when
115 profile reading failed. Set profile_status.
116 (branch_prob): Do not set profile_status.
118 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
120 * tree.c (protected_set_expr_location): New.
121 * tree.h (protected_set_expr_location): New prototype.
122 * c-tree.h (build_array_ref): Add argument.
123 (parser_build_unary_op): Same.
124 * c-typeck.c (build_indirect_ref): Handle new location argument.
125 (build_array_ref): Same.
126 (parser_build_unary_op): Same.
127 * gimplify.c (gimplify_asm_expr): Set input_location before calling
129 * c-omp.c (c_finish_omp_atomic): Pass location when calling
131 * c-common.c (finish_label_address_expr): Handle new location
133 * c-common.h (build_indirect_ref): Add argument.
134 (finish_label_address_expr): Same.
135 * c-parser.c (c_parser_unary_expression): Pass location to build
137 (c_parser_postfix_expression): Same.
139 2008-09-01 Paul Brook <paul@codesourcery.com>
141 * config/arm/arm.md: Include cortex-r4f.md.
142 (attr fpu): Update type list.
143 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
144 fconstd, fcmps and fcmpd.
145 (attr tune_cortexr4): Define.
146 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
147 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
148 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
149 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
150 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn
152 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
153 cortex_a8_vfp_farith: Ditto.
154 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
155 * config/arm/cortex-r4.md: Use tune_cortexr4.
156 * config/arm/cortex-r4f.md: New file.
158 2008-09-01 Richard Guenther <rguenther@suse.de>
160 PR tree-optimization/37305
161 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
162 the result of constant conversions.
163 (fold_gimple_assign): Likewise.
165 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
167 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
168 #ifdef ENABLE_CHECKING.
170 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
172 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
173 * sched-int.h (print_insn, print_pattern, print_value): Declare also
174 when !INSN_SCHEDULING.
176 2008-09-01 Andreas Schwab <schwab@suse.de>
178 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
180 2008-09-01 Paul Brook <paul@codesourcery.com>
182 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
184 2008-09-01 Jan Hubicka <jh@suse.cz>
186 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
188 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P): Pass speed operand.
189 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
190 * gimplify.c (gimplify_init_constructor): Add speed operand.
191 * tree-sra.c (decide_block_copy): Likewise.
192 * tree-inline.c (estimate_move_cost): Likewise.
193 * config/alpha/alpha.h (MOVE_RATIO): Update.
194 * config/frv/frv.c (MOVE_RATIO): Update.
195 * config/spu/spu.h (MOVE_RATIO): Update.
196 * config/sparc/sparc.h (MOVE_RATIO): Update.
197 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
198 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
199 * config/cris/cris.h (MOVE_RATIO): Update.
200 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
201 * config/arm/arm.h (MOVE_RATIO): Update.
202 * config/pa/pa.md: Update uses of MOVE_RATIO
203 * config/pa/pa.h (MOVE_RATIO): Update.
204 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES, CLEAR_RATIO, SET_RATIO): Update.
205 * config/h8300/h8300.h (MOVE_RATIO): Update.
206 * config/v850/v850.h (MOVE_RATIO): Update.
207 * config/bfin/bfin.h (MOVE_RATIO): Update.
209 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
210 Dmitry Melnik <dm@ispras.ru>
211 Dmitry Zhurikhin <zhur@ispras.ru>
212 Alexander Monakov <amonakov@ispras.ru>
213 Maxim Kuvyrkov <maxim@codesourcery.com>
215 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
216 sel-sched-dump.c, sel-sched-ir.c: New files.
217 * Makefile.in (OBJS-common): Add selective scheduling object
219 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
220 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
221 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
222 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
223 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
224 (make_forwarder_block): Update loop latch if we have redirected
226 * cfgloop.c (get_loop_body_in_custom_order): New function.
227 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
228 (CP_FALLTHRU_PREHEADERS): Likewise.
229 (get_loop_body_in_custom_order): Declare.
230 * cfgloopmanip.c (has_preds_from_loop): New.
231 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
232 Assert that the preheader edge will be fall thru when it is set.
233 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
234 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
235 fsel-sched-substitution, fselective-scheduling): New flags.
236 * cse.c (hash_rtx_cb): New.
238 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
239 sel_sched_insn_cnt): New counters.
240 * final.c (compute_alignments): Export. Free dominance info after loop_optimizer_finalize.
241 * genattr.c (main): Output maximal_insn_latency prototype.
242 * genautomata.c (output_default_latencies): New. Factor its code from ...
243 (output_internal_insn_latency_func): ... here.
244 (output_internal_maximal_insn_latency_func): New.
245 (output_maximal_insn_latency_func): New.
246 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
247 (struct hard_reg_set_iterator): New.
248 (hard_reg_set_iter_init, hard_reg_set_iter_set,
249 hard_reg_set_iter_next): New functions.
250 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
251 * lists.c (remove_free_INSN_LIST_node,
252 remove_free_EXPR_LIST_node): New functions.
253 * loop-init.c (loop_optimizer_init): When LOOPS_HAVE_FALLTHRU_PREHEADERS,
254 set CP_FALLTHRU_PREHEADERS when calling create_preheaders.
255 (loop_optimizer_finalize): Do not verify flow info after reload.
256 * recog.c (validate_replace_rtx_1): New parameter simplify.
257 Default it to true. Update all uses. Factor out simplifying
259 (simplify_while_replacing): ... this new function.
260 (validate_replace_rtx_part,
261 validate_replace_rtx_part_nosimplify): New.
262 * recog.h (validate_replace_rtx_part,
263 validate_replace_rtx_part_nosimplify): Declare.
264 * rtl.c (rtx_equal_p_cb): New.
265 (rtx_equal_p): Use it.
266 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
267 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
268 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
269 * vecprim.h: Add a vector type for unsigned int.
270 * haifa-sched.c: Include vecprim.h and cfgloop.h.
271 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
272 ready_try, cycle_issued_insns, spec_info): Make global.
273 (readyp): Initialize.
274 (dfa_lookahead): New global variable.
275 (old_max_uid, old_last_basic_block): Remove.
276 (h_i_d): Make it a vector.
277 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
279 (after_recovery, adding_bb_to_current_region_p):
280 New variables to handle correct insertion of the recovery code.
281 (struct ready_list): Move declaration to sched-int.h.
282 (rgn_n_insns): Removed.
283 (rtx_vec_t): Move to sched-int.h.
284 (find_insn_reg_weight): Remove.
285 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
286 (haifa_init_h_i_d, haifa_finish_h_i_d):
287 New functions to initialize / finalize haifa instruction data.
288 (extend_h_i_d, init_h_i_d): Rewrite.
289 (unlink_other_notes): Move logic to add_to_note_list. Handle
291 (ready_lastpos, ready_element, ready_sort, reemit_notes,
292 find_fallthru_edge): Make global, remove static prototypes.
293 (max_issue): Make global. Add privileged_n and state parameters. Use
295 (extend_global, extend_all): Removed.
296 (init_before_recovery): Add new param. Fix the handling of the case
297 when we insert a recovery code before the EXIT which has a predecessor
298 with a fallthrough edge to it.
299 (create_recovery_block): Make global. Rename to
300 sched_create_recovery_block. Update.
301 (change_pattern): Rename to sched_change_pattern. Make global.
302 (speculate_insn): Rename to sched_speculate_insn. Make global.
303 Split haifa-specific functionality into ...
304 (haifa_change_pattern): New static function.
305 (sched_extend_bb): New static function.
306 (sched_init_bbs): New function.
307 (current_sched_info): Change type to struct haifa_sched_info.
308 (insn_cost): Adjust for selective scheduling.
309 (dep_cost_1): New function. Move logic from ...
310 (dep_cost): ... here.
311 (dep_cost): Use dep_cost_1.
312 (contributes_to_priority_p): Use sched_deps_info instead of
314 (priority): Adjust to work with selective scheduling. Process the
315 corner case when all dependencies don't contribute to priority.
316 (rank_for_schedule): Use ds_weak instead of dep_weak.
317 (advance_state): New function. Move logic from ...
318 (advance_one_cycle): ... here.
319 (add_to_note_list, concat_note_lists): New functions.
320 (rm_other_notes): Make static. Adjust for selective scheduling.
321 (remove_notes, restore_other_notes): New functions.
322 (move_insn): Add two arguments. Update assert. Don't call
324 (choose_ready): Remove lookahead variable, use dfa_lookahead.
325 Remove more_issue, max_points. Move the code to initialize
326 max_lookahead_tries to max_issue.
327 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
328 ready. Adjust use of move_insn. Call restore_other_notes.
330 (sched_init, sched_finish): Move Haifa-specific initialization/
332 (haifa_sched_init, haifa_sched_finish): ... respectively.
334 (setup_sched_dump): New function.
335 (haifa_init_only_bb): New static function.
336 (haifa_speculate_insn): New static function.
337 (try_ready): Use haifa_* instead of speculate_insn and
339 (extend_ready, extend_all): Remove.
340 (sched_extend_ready_list, sched_finish_ready_list): New functions.
341 (create_check_block_twin, add_to_speculative_block): Use
342 haifa_insns_init instead of extend_global. Update to use new
343 initialization functions. Change parameter. Factor out code from
344 create_check_block_twin to ...
345 (sched_create_recovery_edges) ... this new function.
347 (sched_scan_info): New.
348 (extend_bb): Use sched_scan_info.
349 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
350 static functions for walking through scheduling region.
351 (sched_luids): New vector variable to replace uid_to_luid.
352 (luids_extend_insn): New function.
353 (sched_max_luid): New variable.
354 (luids_init_insn): New function.
355 (sched_init_luids, sched_finish_luids): New functions.
356 (insn_luid): New debug function.
357 (sched_extend_target): New function.
358 (haifa_init_insn): New static function.
359 (sched_init_only_bb): New hook.
360 (sched_split_block): New hook.
361 (sched_split_block_1): New function.
362 (sched_create_empty_bb): New hook.
363 (sched_create_empty_bb_1): New function.
364 (common_sched_info, ready): New global variables.
365 (current_sched_info_var): Remove.
366 (move_block_after_check): Use common_sched_info.
367 (haifa_luid_for_non_insn): New static function.
368 (init_before_recovery): Use haifa_init_only_bb instead of
370 (increase_insn_priority): New.
371 * modulo-sched.c: (issue_rate): Remove static declaration.
372 (sms_sched_info): Change type to haifa_sched_info.
373 (sms_sched_deps_info, sms_common_sched_info): New variables.
374 (setup_sched_infos): New.
375 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
376 Do not call regstat_free_calls_crossed.
377 (sms_print_insn): Use const_rtx.
378 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
379 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
380 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
381 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
382 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
383 current_sched_info to use it.
384 (enum reg_pending_barrier_mode): Move to sched-int.h.
385 (h_d_i_d): New variable. Initialize to NULL.
386 ({true, output, anti, spec, forward}_dependency_cache): Initialize
388 (estimate_dep_weak): Remove static declaration.
389 (sched_has_condition_p): New function. Adjust users of
390 sched_get_condition to use it instead.
391 (conditions_mutex_p): Add arguments indicating which conditions are
393 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
394 argument to indicate whether returned condition is reversed. Do not
395 generate new rtx when condition should be reversed; indicate it by
396 setting new argument instead.
397 (add_dependence_list_and_free): Add deps parameter.
398 Update all users. Do not free dependence list when
399 deps context is readonly.
400 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
402 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
403 (remove_from_deps): New. Use the above functions.
404 (cur_insn, can_start_lhs_rhs_p): New static variables.
405 (add_or_update_back_dep_1): Initialize present_dep_type.
406 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
407 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
408 haifa_note_dep): New functions implementing dependence hooks for
410 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
411 note_dep): New functions.
412 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
414 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
415 (free_deps): Initialize deps->reg_last.
416 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
417 sched_analyze_insn): Update to use dependency hooks infrastructure
418 and readonly contexts.
419 (deps_analyze_insn): New function. Move part of logic from ...
420 (sched_analyze): ... here. Also move some logic to ...
421 (deps_start_bb): ... here. New function.
422 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
424 (sched_deps_init): New function. Move code from ...
425 (init_dependency_caches): ... here. Remove.
426 (init_deps_data_vector): New.
427 (sched_deps_finish): New function. Move code from ...
428 (free_dependency_caches): ... here. Remove.
429 (init_deps_global, finish_deps_global): Adjust for use with
430 selective scheduling.
431 (get_dep_weak): Move logic to ...
432 (get_dep_weak_1): New function.
433 (ds_merge): Move logic to ...
434 (ds_merge_1): New static function.
435 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
436 (ds_get_max_dep_weak): New function.
437 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
438 (n_insns): Rename to rgn_n_insns.
439 (debug_ebb_dependencies): New function.
440 (init_ready_list): Use it.
441 (begin_schedule_ready): Use sched_init_only_bb.
442 (ebb_print_insn): Indicate when an insn starts a new cycle.
443 (contributes_to_priority, compute_jump_reg_dependencies,
444 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
445 (add_block1): Remove to ebb_add_block.
446 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
447 (schedule_ebb): Initialize them. Use remove_notes instead of
448 rm_other_notes. Use haifa_local_init/finish.
449 (schedule_ebbs): Use haifa_sched_init/finish.
450 * sched-int.h: Include vecprim.h, remove rtl.h.
451 (struct ready_list): Delete declaration.
452 (sched_verbose_param, enum sched_pass_id_t,
453 bb_vec_t, insn_vec_t, rtx_vec_t): New.
454 (struct sched_scan_info_def): New structure.
455 (sched_scan_info, sched_scan, sched_init_bbs,
456 sched_init_luids, sched_finish_luids, sched_extend_target,
457 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
458 (struct common_sched_info_def): New.
459 (common_sched_info, haifa_common_sched_info,
460 sched_emulate_haifa_p): Declare.
462 (sched_luids): Declare.
463 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
464 (sched_max_luid, insn_luid): Declare.
465 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
466 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
467 print_insn, print_pattern, print_value, haifa_classify_insn,
468 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
469 setup_sched_dump, sched_init, sched_finish,
470 sel_insn_is_speculation_check): Export.
471 (struct ready_list): Move from haifa-sched.c.
472 (ready_try, ready, max_issue): Export.
473 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
474 sched_init_only_bb, sched_split_block, sched_split_block_1,
475 sched_create_empty_bb, sched_create_empty_bb_1,
476 sched_create_recovery_block, sched_create_recovery_edges): Export.
477 (enum reg_pending_barrier_mode): Export.
478 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
480 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
481 print_insn field. Move add_block and fix_recovery_cfg to
482 common_sched_info_def. Move compute_jump_reg_dependencies, use_cselib ...
483 (struct sched_deps_info_def): ... this new structure.
484 (sched_deps_info): Declare.
485 (struct spec_info_def): Remove weakness_cutoff, add
486 data_weakness_cutoff and control_weakness_cutoff.
487 (spec_info): Declare.
488 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
490 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
491 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
492 (current_sched_info): Change type to struct haifa_sched_info.
493 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
494 (h_d_i_d): New variable.
495 (HDID): New accessor macro.
496 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
497 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
499 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
500 (enum SCHED_FLAGS): Update for selective scheduler.
501 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
502 (init_dependency_caches, free_dependency_caches): Delete declarations.
503 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
504 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
505 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
506 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
507 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
509 (rm_other_notes): Delete declaration.
510 (schedule_block): Remove one argument.
511 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
512 ready_element, ready_lastpos, sched_extend_ready_list,
513 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
514 concat_note_lists): Export.
515 (struct region): Move from sched-rgn.h.
516 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
517 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
518 BLOCK_TO_BB, CONTAINING_RGN): Export.
519 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
520 (current_nr_blocks, current_blocks, target_bb): Likewise.
521 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
522 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
523 sched_rgn_local_init, extend_regions,
524 rgn_make_new_region_out_of_new_block, compute_priorities,
525 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
526 extend_rgns, deps_join rgn_setup_common_sched_info,
527 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
528 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
529 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
530 increase_insn_priority): Likewise.
531 * sched-rgn.c: Include sel-sched.h.
532 (ref_counts): New static variable. Use it ...
533 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
534 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
535 (sched_is_disabled_for_current_region_p): Delete static declaration.
536 (struct region): Move to sched-int.h.
537 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
538 ebb_head): Define and initialize.
539 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
540 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
541 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
543 (find_single_block_region): Add new argument to indicate that EBB
544 regions should be constructed.
545 (debug_live): Delete declaration.
546 (current_nr_blocks, current_blocks, target_bb): Remove static qualifiers.
547 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
549 (init_regions): Delete declaration.
550 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
551 rgn_estimate_number_of_insns): New.
552 (too_large): Use estimate_number_of_insns.
553 (haifa_find_rgns): New. Move the code from ...
554 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
555 (free_trg_info): New.
556 (compute_trg_info): Allocate candidate tables here instead of ...
557 (init_ready_list): ... here.
558 (rgn_print_insn): Use const_rtx.
559 (contributes_to_priority, extend_regions): Delete static declaration.
560 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
561 (add_block1): Rename to rgn_add_block.
562 (debug_rgn_dependencies): Delete static qualifier.
563 (new_ready): Use sched_deps_info. Simplify.
564 (rgn_common_sched_info, rgn_const_sched_deps_info,
565 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info): New.
566 (region_sched_info): Rename to rgn_const_sched_info.
567 (deps_join): New, extracted from ...
568 (propagate_deps): ... here.
569 (compute_block_dependences, debug_dependencies): Update for selective
571 (free_rgn_deps, compute_priorities): New functions.
572 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
573 sched_rgn_compute_dependencies): New functions.
574 (schedule_region): Use them.
575 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
576 rgn_setup_common_sched_info, rgn_setup_sched_infos):
578 (schedule_insns): Call new functions that were split out.
579 (rgn_make_new_region_out_of_new_block): New.
580 (get_rgn_sched_max_insns_priority): New.
581 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
582 scheduling when appropriate.
583 * sched-vis.c: Include insn-attr.h.
584 (print_value, print_pattern): Make global.
585 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
586 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
587 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
588 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
589 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
590 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
591 hooks. Initialize them to 0.
592 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
593 * target.h (struct gcc_target): Add them. Rename gen_check field to
595 * flags.h (sel_sched_switch_set): Declare.
596 * opts.c (sel_sched_switch_set): New variable.
597 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
598 pipelining is disabled from command line.
599 (common_handle_option): Record whether selective scheduling is
600 requested from command line.
601 * doc/invoke.texi: Document new flags and parameters.
602 * doc/tm.texi: Document new target hooks.
603 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to ia64_gen_check.
604 (dfa_state_size): Do not declare locally.
605 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
606 * config/rs6000/rs6000.c (rs6000_init_sched_context,
607 rs6000_alloc_sched_context, rs6000_set_sched_context,
608 rs6000_free_sched_context): New functions.
609 (struct _rs6000_sched_context): New.
610 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
612 (rs6000_sched_finish): Do not run for selective scheduling.
614 2008-08-31 Jan Hubicka <jh@suse.cz>
616 * frv.c (frv_rtx_costs): Update forward declaration.
617 * spu.c (spu_rtx_costs): Likewise.
618 * pdp11.c: Include df.h
619 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
620 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
621 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
622 * iq2000.c (iq2000_address_cost): Add speed argument.
623 (iq2000_rtx_costs): Likewise.
624 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
625 update call of mn10300_address_cost.
626 * mcore.c: Include df.h
627 (mcore_rtx_costs): Update prototype.
628 * score3.c: Include df.h
629 (score3_rtx_costs): Remove speed argument.
630 * score7.c: Include df.h
631 (score7_address_cost): Remove speed argument.
632 * score-protos.h (score_address_cost): Update prototype.
633 * score.c: Include df.h
634 (score_rtx_costs): Update call of costs functions.
635 * v850.c (v850_rtx_costs): Add bool argument.
637 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
639 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
641 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
643 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
644 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
646 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
648 * mkmap-flat.awk: Add option pe_dll.
649 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
650 * config/i386/t-cygwin (SHLIB_LC): Add.
651 * config/i386/t-mingw32 (SHLIB_LC): Add.
652 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
653 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
654 (LINK_SPEC): Support libgcc_s.
655 (LIBGCC_SPEC): Support libgcc_s.
656 (LIBGCC_SONAME): New.
658 2008-08-31 Jan Hubicka <jh@suse.cz>
660 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
661 mistakely had old version of patch.
663 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
664 (ipcp_estimate_growth): New.
665 (ipcp_insert_stage): Use ipcp_estimate_growth.
666 * profile.c (branch_prob): When reading failed, do not consider
669 2008-08-31 Jan Hubicka <jh@suse.cz>
671 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
672 loop is optimized for speed.
674 2008-08-31 Richard Guenther <rguenther@suse.de>
677 * fold-const.c (fold_binary): Retain conversions in folding
680 2008-08-31 Jan Hubicka <jh@suse.cz>
682 * postreload-gcse.c (eliminate_partially_redundant_loads): Use optimize_bb_for_size_p.
683 * predict.c (maybe_hot_frequency_p): Make inline.
684 (maybe_hot_count_p): Break out from ...
685 (maybe_hot_bb_p): ... this one.
686 (maybe_hot_edge_p): Simplify.
687 * basic-block.h (probably_cold_bb_p): Remove.
689 2008-08-31 Jakub Jelinek <jakub@redhat.com>
692 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
694 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
695 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
697 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
700 2008-08-31 Jan Hubicka <jh@suse.cz>
702 * predict.c (PROB_VERY_LIKELY): Make small enough so things
704 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
706 2008-08-31 Jakub Jelinek <jakub@redhat.com>
709 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
712 * dwarf2out.c (native_encode_initializer): Subtract min_index for
713 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
715 2008-08-31 Jan Hubicka <jh@suse.cz>
717 * sparc.h (BRANCH_COST): Fix macro definition.
718 * avr.c (avr_operand_rtx_cost): Add speed argument.
719 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
721 2008-08-31 Richard Guenther <rguenther@suse.de>
723 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
724 types instead of operands. Re-instantiate verifying of
725 binary expression operands.
727 2008-08-30 Jan Hubicka <jh@suse.cz>
729 * fwprop.c (should_replace_address): Add speed attribute.
730 (PR_OPTIMIZE_FOR_SPEED): New flag.
731 (propagate_rtx_1): Use it.
732 (propagate_rtx): Set it.
733 (try_fwprop_subst): Update call of rtx_costs.
734 (forward_propagate_and_simplify): LIkewise.
735 * hooks.c (hook_int_rtx_bool_0): New
736 (hook_bool_rtx_int_int_intp_false): Replace by ...
737 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
738 * hooks.h (hook_int_rtx_bool_0): New
739 (hook_bool_rtx_int_int_intp_false): Replace by ...
740 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
741 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
742 (prepare_cmp_insn): UPdate call of rtx_cost.
743 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
744 (reload_cse_simplify_operands): Update call of rtx_cost.
745 (reload_cse_move2add): call of rtx_cost.
746 * target.h (struct gcc_target): Update rtx_costs and address_costs.
747 * rtlanal.c (rtx_cost): Add speed argument.
748 (address_cost): Add speed argument
749 (default_address_cost): Likewise.
750 (insn_rtx_cost): Likewise.
751 * cfgloopanal.c (seq_cost): Add speed argument.
752 (target_reg_cost, target_spill_cost): Turn to array.
753 (init_set_costs): Update for speed.
754 (estimate_reg_pressure_cost): Add speed argument.
755 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
756 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
757 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
758 (seq_cost): Add speed argument.
759 (computation_cost): Add speed arugment.
760 (add_cost, multiply_by_const, get_address_cost): add speed argument.
761 (force_expr_to_var_cost): Update for profile info.
762 (force_var_cost): Likewise.
763 (split_address_cost): Likewise.
764 (ptr_difference_cost): Likewise.
765 (difference_cost): Likewise.
766 (get_computation_cost_at): Likewise.
767 (determine_iv_cost): Likewise.
768 (ivopts_global_cost_for_size): Likewise.
769 (rewrite_use_address): Likewise.
770 (tree_ssa_iv_optimize_loop): Initialize speed field.
771 * cse.c (optimize_this_for_speed_p): New static var.
772 (notreg_cost): Update call of rtx_cost.
773 (cse_extended_basic_block): set optimize_this_for_speed_p.
774 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
775 (noce_try_cmove_arith): Likewise.
776 (noce_try_sign_mask): LIkewise.
777 * expr.c (compress_float_constant): Update rtx_cost calls.
778 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
779 (addr_to_parts): Likewise.
780 (create_mem_ref): Likewise.
781 * dse.c (find_shift_sequence): Add speed argument.
782 (replace_read): Update call.
783 * calls.c (precompute_register_parameters): Update call of rtx_cost.
784 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
785 * neg_cost, shift_cost, shiftadd_cost,
786 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
787 mul_highpart_cost): Increase dimension.
788 (init_expmed): Initialize for both size and speed.
789 (expand_shift): Use profile.
790 (synth_mult): Use profile.
791 (choose_mult_variant): Use profile.
792 (expand_mult): Use profile.
793 (expand_mult_highpart_optab): Use profile.
794 (expand_mult_highpart): Use profile.
795 (expand_smod_pow2): Use profile.
796 (expand_divmod): Use profile.
797 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
798 * loop-invariant.c (create_new_invariant): Use profile.
799 (gain_for_invariant): Add speed parameter.
800 (best_gain_for_invariant): Likewise.
801 (find_invariants_to_move): Likewise.
802 (move_single_loop_invariants): Set it.
803 * target-def.h (TARGET_RTX_COSTS): Use hook.
804 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
805 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
806 * output.h (default_address_cost): Update prototype.
807 * combine.c (optimize_this_for_speed_p): New static var.
808 (combine_validate_cost): Update call of rtx_cost.
809 (combine_instructions): Set optimize_this_for_speed_p.
810 (expand_compound_operation): Update call of rtx_cost.
811 (make_extraction):Update call of rtx_cost.
812 (force_to_mode):Update call of rtx_cost.
813 (distribute_and_simplify_rtx):Update call of rtx_cost.
814 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
815 (estimate_reg_pressure_cost): Update prototype.
816 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
817 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
819 * config/alpha/alpha.c (alpha_rtx_costs): Update.
820 (alpha_rtx_costs): Update.
821 * config/frv/frv.c (frv_rtx_costs): Update.
822 * config/s390/s390.c (s390_rtx_costs): Update.
823 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
824 (m32c_rtx_costs): Update.
825 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
826 (spu_rtx_costs): Update.
827 * config/sparc/sparc.c (sparc_rtx_costs): Update.
828 * config/m32r/m32r.c (m32r_rtx_costs): Update.
829 * config/i386/i386.c (:ix86_address_cost): Update.
830 (ix86_rtx_costs): Update.
831 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
832 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
833 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
834 * config/crx/crx.c (crx_address_cost): Update.
835 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
836 * config/stormy16/stormy16.c
837 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
838 * config/m68hc11/m68hc11.c
839 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
840 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
841 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost): Update.
842 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs): Update
843 * config/ia64/ia64.c (ia64_rtx_costs): Update.
844 * config/m68k/m68k.c (m68k_rtx_costs): Update.
845 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
846 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
847 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
848 (mcore_rtx_costs): update.
849 * config/score/score3.c (score3_rtx_costs): Update.
850 * config/score/score7.c (score7_rtx_costs): Update.
851 * config/score/score3.h (score3_rtx_costs):Update.
852 * config/score/score7.h (score7_rtx_costs): Update.
853 * config/score/score.c (score_rtx_costs): Update.
854 * config/arm/arm.c (arm_address_cost): Update.
855 (arm_rtx_costs_1): Update.
856 (arm_rtx_costs_1): Update.
857 (arm_size_rtx_costs): Update.
858 (arm_size_rtx_costs): Update.
859 (arm_size_rtx_costs): Update.
860 (arm_xscale_rtx_costs): Update.
861 (arm_thumb_address_cost): Update.
862 * config/pa/pa.c (hppa_address_cost): Update.
863 * config/mips/mips.c (mips_rtx_costs): Update.
864 * config/vax/vax.c (vax_address_cost): Update.
865 * config/h8300/h8300.c (h8300_shift_costs): Update.
866 (h8300_rtx_costs): Update.
867 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
868 (v850_rtx_costs): Update.
869 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
871 (bfin_address_cost): Update.
872 (bfin_rtx_costs): Update.
873 * stmt.c (lshift_cheap_p): Update.
875 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
878 * expmed.c (extract_bit_field_1): Check the mode size to make
879 sure the vector modes have the same size.
881 2008-08-29 Michael Meissner <gnu@the-meissners.org>
883 * dojump.c (top level): Include basic-block.h to declare
884 optimize_insn_for_speed_p
886 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
888 * opts.h (CL_SAVE): New option class for marking options that are
889 target specific options usable in the target attribute.
890 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
892 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
893 can easily find the target specific options that are safe to use
894 in the attribute or pragma.
896 * attribs.c (decl_attributes): Change #pragma GCC option to
897 #pragma GCC target, and attribute((option(...))) to
898 attribute((target(...))).
900 * doc/extend.texi (target attribute): Change from option
901 attribute. Delete push/pop/reset.
902 (#pragma GCC target): Change from #pragma GCC option. Delete
904 (#pragma GCC push_options): Document new pragma.
905 (#pragma GCC pop_options): Document new pragma.
906 (#pragma GCC reset_options): Document new pragma.
908 * targhooks.c (default_target_option_valid_attribute_p): Add
909 warning about port not supporting target attributes.
910 (default_target_option_pragma_parse): New function, warn about
911 #pragma GCC target not being supported.
913 * targhooks.h (default_target_option_pragma_parse): Add
916 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
917 TI_CURRENT_OPTION_PRAGMA.
918 (current_target_pragma): Rename from current_option_pragma.
920 * target.h: (struct target_option): Delete booleans for changing
921 the optimization level on hot/cold functions. Change signature of
922 pragma_parse hook to take a second tree.
924 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
926 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
927 that the declaration is done at global scope.
929 * langhooks.c (add_builtin_function_common): Move most of the code
930 from add_builtin_function here, calling the hook passed in.
931 (add_builtin_function): Call add_builtin_function_common with
932 standard builtin hook.
933 (add_builtin_function_ext_scope): New function to add builtins to
936 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
938 (add_builtin_function_ext_scope): Add declaration.
940 * c-pragma.c (handle_pragma_target): Rename from
941 handle_pragma_option, #pragma GCC option is now #pragma GCC
942 target. Move warning about port not supporting target options to
943 default pragma parse hook. Remove push/pop/reset from this
945 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
946 (option_stack): Delete static variable.
947 (optimize_stack): Ditto.
948 (optons_stack): New stack of saved target and optimization
950 (handle_pragma_push_options): New function to handle pushing both
951 target and optimization options.
952 (handle_pragma_pop_options): New function to handle popping both
953 target and optimization options.
954 (handle_pragma_reset_options): New function to handle resetting
955 both target and optimization options to their initial state.
956 (init_pragma): Rename handle_pragma_option to
957 handle_pragma_target. Add support for push_options, pop_options,
958 and reset_options pragmas.
960 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
961 default_target_option_pragma_parse.
962 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
963 default_target_option_valid_attribute_p.
964 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
965 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
966 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
967 optimization level on hot/cold functions.
969 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
970 if the caller and callee have different optimization levels.
972 * c-common.c (handle_target_attribute): Rename from
973 handle_option_attribute, attribute((option(...))) is now
974 attribute((target(...))). Move warning if the port does not
975 support target attributes to the default hook.
976 (handle_hot_attribute): Delete code to change the optimization
977 level of hot functions.
978 (handle_cold_attribute): Ditto.
980 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
981 argument that is the binary tree options to use if there are no
982 arguments. Call ix86_valid_target_attribute_tree instead of
983 ix86_valid_option_attribute_tree.
984 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
985 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
986 ix86_pragma_option_parse.
988 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
989 Rename from ix86_valid_option_attribute_tree.
991 * config/i386/i386.c (ix86_add_new_builtins): New function to add
992 new builtins when the ISA changes.
993 (ix86_valid_target_attribute_tree): Rename from
994 ix86_valid_option_attribute_tree. Change callers. If the
995 function specified optimization options, use those as the starting
996 point before setting up the target attributes. If the
997 optimization options were changed in the course of setting the
998 target attributes, record the new optimization options.
999 (ix86_valid_target_attribute_tree_inner_p): Rename from
1000 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
1001 ix86_add_new_builtins if the ISA changed.
1002 (ix86_valid_target_attribute_p): Rename from
1003 ix86_valid_option_attribute_p. Change callers.
1004 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
1005 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
1006 as delayed builtin functions.
1007 (struct builtin_isa): New structure to record builtin functions
1008 that should be delayed until the ISA for that function is used.
1009 (ix86_builtins_isa): Change from int to struct to track builtin
1010 functions we want to declare at some point.
1011 (def_builtin): If the front end can delay defining the builtin
1012 functions, don't create builtins for ISAs not part of the default
1014 (def_builtin_const): Ditto.
1015 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
1016 __builtin_ia32_pcmov_v2di to be different builtin functions.
1017 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
1018 a structure instead of an int.
1019 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
1020 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
1021 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1022 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1024 * config/ia64/ia64.h
1025 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1026 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1028 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
1029 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
1030 (LANG_HOOKS_INITIALIZER): Add
1031 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
1033 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
1036 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
1037 the reload address with the index register for SFmode
1038 access with a displacement.
1040 2008-08-30 Jan Hubicka <jh@suse.cz>
1042 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
1043 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
1044 * dojump.c (do_jump): Likewise.
1045 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
1046 (note-if_info): Add BRANCH_COST.
1047 (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask,
1048 noce_try_cmove_arith, noce_try_cmove_arith, noce_try_cmove_arith,
1049 noce_find_if_block, find_if_case_1, find_if_case_2): Use compuated
1051 * expr.h (BRANCH_COST): Update default.
1052 * predict.c (predictable_edge_p): New function.
1053 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
1054 Update BRANCH_COST call.
1055 * basic-block.h (predictable_edge_p): Declare.
1056 * config/alpha/alpha.h (BRANCH_COST): Update.
1057 * config/frv/frv.h (BRANCH_COST): Update.
1058 * config/s390/s390.h (BRANCH_COST): Update.
1059 * config/spu/spu.h (BRANCH_COST): Update.
1060 * config/sparc/sparc.h (BRANCH_COST): Update.
1061 * config/m32r/m32r.h (BRANCH_COST): Update.
1062 * config/i386/i386.h (BRANCH_COST): Update.
1063 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
1064 * config/sh/sh.h (BRANCH_COST): Update.
1065 * config/pdp11/pdp11.h (BRANCH_COST): Update.
1066 * config/avr/avr.h (BRANCH_COST): Update.
1067 * config/crx/crx.h (BRANCH_COST): Update.
1068 * config/xtensa/xtensa.h (BRANCH_COST): Update.
1069 * config/stormy16/stormy16.h (BRANCH_COST): Update.
1070 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
1071 * config/iq2000/iq2000.h (BRANCH_COST): Update.
1072 * config/ia64/ia64.h (BRANCH_COST): Update.
1073 * config/rs6000/rs6000.h (BRANCH_COST): Update.
1074 * config/arc/arc.h (BRANCH_COST): Update.
1075 * config/score/score.h (BRANCH_COST): Update.
1076 * config/arm/arm.h (BRANCH_COST): Update.
1077 * config/pa/pa.h (BRANCH_COST): Update.
1078 * config/mips/mips.h (BRANCH_COST): Update.
1079 * config/vax/vax.h (BRANCH_COST): Update.
1080 * config/h8300/h8300.h (BRANCH_COST): Update.
1081 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
1082 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
1083 * doc/tm.texi (BRANCH_COST): Update.
1085 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
1088 * config/arm/arm.c (arm_optimization_options): Set
1089 flag_section_anchors to 2 instead of 1 to distinguish it from
1090 -fsection-anchors given explicitely on the command line.
1092 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
1094 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
1095 final insn of a split.
1097 2008-08-30 Jan Hubicka <jh@suse.cz>
1099 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
1100 optimized for speed.
1101 * final.c (compute_alignments): Use optimize_bb_for_size_p.
1102 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
1103 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
1104 flag_gcse_after_reload_set): New static vars.
1105 (common_handle_option): Enable those flags for profile-use.
1106 (decode_options): Remove optimize_size flags that are handled
1107 on higher granuality.
1108 * tree-vectorizer.c (vectorize_loops): Use
1109 optimize_loop_nest_for_speed_p.
1110 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
1111 * tree-predcom.c (tree_predictive_commoning): Use
1112 optimize_loop_for_speed_p.
1113 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
1114 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
1115 * predict.c (optimize_loop_for_speed_p): Fix walk.
1117 2008-08-30 Jan Hubicka <jh@suse.cz>
1119 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
1121 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
1122 profile presence locally.
1124 2008-08-29 Joseph Myers <joseph@codesourcery.com>
1127 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
1128 versions before 4.0.
1130 2008-08-29 Jan Hubicka <jh@suse.cz>
1132 * tree-inline.c (insert_init_stmt): Insert sequence even when
1135 2008-08-29 Jeff Law <law@redhat.com>
1137 * mn10300.c (mn10300_secondary_reload_class): We need secondary
1138 reloads for AM33-2 if IN is a pseudo with an equivalent memory
1139 location and class is an FP register.
1141 2008-08-29 Jan Hubicka <jh@suse.cz>
1143 * see.c (see_merge_one_def_extension): Silence used uninitialized
1145 * matrix-reorg.c (check_allocation_function): Likewise.
1146 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
1148 2008-08-29 Jakub Jelinek <jakub@redhat.com>
1151 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
1152 compute new & and | in type rather than TREE_TYPE (arg0).
1154 * dwarf2out.c (fortran_common): Update comment.
1155 (gen_variable_die): Swap com_die and var_die variables in Fortran
1156 COMMON block handling code.
1158 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
1160 * dwarf2out.c (gen_const_die): New function.
1161 (size_of_die, value_format, output_die): Output larger
1162 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
1163 (native_encode_initializer): New function.
1164 (tree_add_const_value_attribute): Call it.
1165 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
1167 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
1168 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
1169 TREE_THIS_VOLATILE to add_type_attribute.
1171 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
1173 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
1176 * dwarf2out.c (loc_by_reference): New function.
1177 (add_location_or_const_value_attribute): Use it.
1180 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
1181 as DW_TAG_variable children of DW_TAG_common_block rather than
1182 DW_TAG_member children. Put DW_AT_external to individual
1183 DW_TAG_variable DIEs, not to DW_TAG_common_block.
1185 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
1186 loc_descriptor_from_tree_1.
1190 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
1191 arguments to imported_module_or_decl.
1192 (debug_nothing_tree_tree): Removed.
1193 (debug_nothing_tree_tree_tree_bool): New prototype.
1194 * debug.c (do_nothing_debug_hooks): Adjust.
1195 (debug_nothing_tree_tree): Removed.
1196 (debug_nothing_tree_tree_tree_bool): New function.
1197 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
1198 (gen_variable_die): Put all common vars for the
1199 same COMMON block under one DW_TAG_common_block.
1200 (declare_in_namespace): Return new context_die, for Fortran
1201 return the module DIE instead of adding extra declarations into
1203 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
1204 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
1205 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
1207 (dwarf2out_global_decl): Don't skip Fortran global vars.
1208 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
1209 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
1210 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
1211 DW_TAG_imported_declaration as child of previous
1212 DW_TAG_imported_module.
1213 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
1214 * sdbout.c (sdb_debug_hooks): Likewise.
1215 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1217 2008-08-29 Jan Hubicka <jh@suse.cz>
1219 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
1221 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
1222 * ipa-cp.c (n_cloning_candidates): New static variable.
1223 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
1224 (ipcp_print_all_lattices): Improve debug output.
1225 (ipcp_cloning_candidate_p): New function.
1226 (ipcp_initialize_node_lattices): Use it.
1227 (ipcp_init_stage): Do only analyzis here; prettier debug output.
1228 (ipcp_propagate_stage): Prettier debug output.
1229 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
1230 (ipcp_print_all_structures): Remove.
1231 (ipcp_need_redirect_p): Test !n_cloning_candidates.
1232 (ipcp_insert_stage): Prettier debug output; call
1233 cgraph_remove_unreachable_nodes before propagating.
1234 (pass_ipa_cp): Schedule function removal pass.
1235 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
1237 (cgraph_maybe_hot_edge_p): Move to ...
1238 * predict.c (cgraph_maybe_hot_edge_p) ... here.
1239 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
1240 (common_handle_option): Set them; enable ipa-cp when profiling.
1241 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
1242 (ipa_print_all_jump_functions): Likewise.
1243 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
1244 (ipa_print_node_params, ipa_print_all_params): New.
1245 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
1246 ipa_print_all_param_flags): Remove.
1247 (ipa_print_node_params, ipa_print_all_params): New.
1249 2008-08-29 Bob Wilson <bob.wilson@acm.org>
1251 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
1252 change from 2008-04-03.
1253 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
1255 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1259 * ira-color.c (push_allocnos_to_stack): Truncate
1260 removed_splay_allocno_vec.
1262 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1265 * ira-color (ira_fast_allocation): Don't assign hard registers to
1268 2008-08-29 Jan Hubicka <jh@suse.cz>
1271 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
1272 for cold internal loops.
1274 2008-08-29 Richard Guenther <rguenther@suse.de>
1276 * tree-ssa-structalias.c (create_variable_info_for): Do not
1277 create fields for heap vars or vars with a noalias state.
1278 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
1281 2008-08-29 Richard Guenther <rguenther@suse.de>
1283 * common.opt (ftree-store-ccp): Mark as preserved for
1284 backward compatibility.
1285 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
1286 * tree-pass.h (pass_store_ccp): Remove.
1287 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
1288 (first_vdef): Remove declaration.
1289 (get_value_loaded_by): Likewise.
1290 * tree-ssa-ccp.c (do_store_ccp): Remove.
1291 (get_default_value): Simplify as do_store_ccp is always false
1292 now. Do not initialize mem_ref.
1293 (set_value_varying): Likewise.
1294 (canonicalize_float_value): Likewise.
1295 (set_lattice_value): Likewise.
1296 (likely_value): Likewise.
1297 (surely_varying_stmt_p): Likewise.
1298 (ccp_initialize): Likewise.
1299 (ccp_lattice_meet): Likewise.
1300 (ccp_visit_phi_node): Likewise.
1301 (ccp_fold): Likewise.
1302 (evaluate_stmt): Likewise.
1303 (visit_assignment): Likewise.
1304 (ccp_visit_stmt): Likewise.
1305 (execute_ssa_ccp): Fold into ...
1306 (do_ssa_ccp): ... this.
1307 (do_ssa_store_ccp): Remove.
1308 (gate_store_ccp): Likewise.
1309 (pass_store_ccp): Likewise.
1310 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
1312 * tree-ssa-propagate.c (first_vdef): Remove.
1313 (get_value_loaded_by): Likewise.
1314 (replace_vuses_in): Likewise.
1315 (substitute_and_fold): Do not call replace_vuses_in.
1316 * opts.c (decode_options): Do not set flag_tree_store_ccp.
1318 2008-08-29 Richard Guenther <rguenther@suse.de>
1321 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
1322 PARAM_NOALIAS tags with is_heapvar.
1323 * tree-ssa-operands.c (access_can_touch_variable): Offset
1324 based tests do not apply for heapvars. Fix offset test.
1326 2008-08-29 Jan Hubicka <jh@suse.cz>
1328 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
1329 (-fipa-cp-clone): Enabled by default at -O3.
1330 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
1331 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
1333 2008-08-29 Jan Hubicka <jh@suse.cz>
1335 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
1337 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
1339 * gimple.c (giple_copy_call_skip_args): New function.
1340 (giple_copy_call_skip_args): Declare.
1342 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
1343 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
1344 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
1345 (ipcp_create_replace_map): Improve debug output.
1346 (ipcp_need_redirect_p): Return false when not clonning.
1347 (ipcp_update_callgraph): Skip args.
1348 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
1350 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
1351 (save_inline_function_body): Update call of tree_function_versioning.
1352 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
1353 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
1354 (tree_function_versioning): Likewise.
1355 * tree-inline.h (tree_function_versioning): Update prototype.
1357 2008-08-29 Jan Hubicka <jh@suse.cz>
1359 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
1360 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
1361 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
1362 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
1363 * value-prof.c (gimple_divmod_fixed_value_transform,
1364 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
1365 gimple_stringops_transform): Use optimize_bb_for_size_p.
1366 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
1367 * final.c (compute_alignments): Use optimize_function_for_size_p.
1368 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
1369 (fold_builtin_strcpy, fold_builtin_fputs): Use
1370 optimize_function_for_size_p.
1371 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
1372 * recog.c (relax_delay_slots): Likewise.
1373 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
1374 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
1375 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
1376 optimize_function_for_size_p.
1377 (cgraph_decide_inlining_of_small_function): Use
1378 optimize_function_for_size_p.
1379 * global.c (find_reg): Use optimize_function_for_size_p.
1380 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
1381 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
1382 flag_prefetch_loop_arrays. Those can work it out from profile.
1383 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
1384 optimize_loop_for_speed_p.
1385 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
1387 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
1388 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
1389 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
1390 * local-alloc.c (block_alloc): Pass BB pointer.
1391 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
1392 * gcse.c (gcse_main): Use optimize_function_for_size_p.
1393 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
1394 (decide_peel_completely): Likewise.
1395 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
1396 optimize_loop_for_size_p.
1397 (vect_enhance_data_refs_alignment): Likewise.
1398 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
1399 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
1400 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
1401 (try_crossjump_bb): Use optimize_bb_for_size_p.
1402 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
1403 optimize_loop_for_speed_p.
1404 * bb-reorder.c (find_traces_1_round): Likewise.
1405 (copy_bb): Use optimize_bb_for_speed_p.
1406 (duplicate_computed_gotos): Likewise.
1407 * basic-block.h (optimize_loop_nest_for_size_p,
1408 optimize_loop_nest_for_speed_p): New.
1409 * stmt.c (expand_case): Use optimize_insn_for_size_p.
1411 2008-08-29 Tristan Gingold <gingold@adacore.com>
1413 * gcov.c (main): Call expandargv.
1415 2008-08-29 Jan Hubicka <jh@suse.cz>
1417 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
1419 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1421 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
1422 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1424 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
1426 2008-08-29 Jan Hubicka <jh@suse.cz>
1428 * tree-pass.h (pass_strip_predict_hints): Declare.
1429 * predict.c (strip_builtin_expect): Rename to ...
1430 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
1431 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
1432 (tree_estimate_probability): Do not strip builtin_expect.
1433 (pass_strip_predict_hints): New pass.
1434 * tree-inline.c (expand_call_inline): When inlining cold function, predict
1436 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
1438 2008-08-29 Richard Guenther <rguenther@suse.de>
1440 PR tree-optimization/37207
1441 * tree-vrp.c (extract_range_from_binary_expr): Also try
1442 to constant fold if only one of the operands is a constant.
1444 2008-08-29 Nick Clifton <nickc@redhat.com>
1446 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
1447 the same way as SYMBOL_REFs.
1449 2008-08-28 Bob Wilson <bob.wilson@acm.org>
1451 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
1453 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
1455 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
1456 * config/mips/mips.md (branch_likely): Remove const. Fix
1458 (define_delay for type "branch"): Change to only apply for branch
1459 with likely variant.
1460 (define_delay for type "branch" and "branch_likely" no). New delay
1462 (equality_op): New code iterator.
1463 (bbv, bbinv): New code attributes.
1464 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
1467 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1468 Andrew Pinski <pinskia@gcc.gnu.org>
1471 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
1473 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
1475 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
1476 rule that a symbolic constant must be defined and >= 0 for the
1477 corresponding facility to be present at compile-time.
1478 * gthr-posix.c: Likewise.
1480 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
1482 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
1483 * config/mips/mips.md (D): New mode attribute.
1484 (mulsi3, muldi3): Merge it into ...
1485 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
1487 (muldi3_mul3): New pattern.
1488 (mulsi3_mult3): Rename to mulsi3_mul3.
1490 2008-08-28 Jan Hubicka <jh@suse.cz>
1492 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
1494 * predict.c (always_optimize_for_size_p): Rename to ...
1495 (optimize_function_for_size): ... this one; make extern.
1496 (optimize_function_for_speed_p): New.
1497 (optimize_bb_for_size_p, optimize_bb_for_size_p,
1498 optimize_edge_for_size_p,optimize_edge_for_size_p,
1499 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
1500 * basic-block.h (optimize_function_for_size_p,
1501 optimize_function_for_speed_p): Declare.
1502 * i386.md (optimize_size checks): Replace them by appropriate
1504 (standard_80387_constant_p, ix86_compute_frame_layout,
1505 ix86_expand_epilogue, ix86_decompose_address,
1506 print_operand, emit_i387_cw_initialization,
1507 inline_memory_move_cost, ix86_pad_returns,
1508 ix86_reorg): Replace optimize_size checks.
1510 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
1512 * rtl.h (simplify_subreg_regno): Declare.
1513 * rtlanal.c (simplify_subreg_regno): New function, split out from...
1514 * simplify-rtx.c (simplify_subreg): ...here.
1515 * reload.c (find_reloads): Use simplify_subreg_regno instead of
1516 subreg_offset_representable_p.
1518 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1521 * c-typeck.c (convert_for_assignment): Give a note describing what
1522 was passed and what was expected.
1524 2008-08-28 Joey Ye <joey.ye@intel.com>
1526 * doc/extend.texi: Document AVX built-in functions.
1527 * doc/invoke.texi: Document -mavx.
1529 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
1530 Joey Ye <joey.ye@intel.com>
1531 Xuepeng Guo <xuepeng.guo@intel.com>
1533 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
1535 * config/i386/cpuid.h (bit_FMA): New.
1536 (bit_XSAVE): Likewise.
1537 (bit_OSXSAVE): Likewise.
1538 (bit_AVX): Likewise.
1540 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
1541 define. Use ASM_OUTPUT_AVX_PREFIX.
1543 * config/i386/gmmintrin.h: New.
1545 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
1546 (OPTION_MASK_ISA_AVX_SET): New.
1547 (OPTION_MASK_ISA_FMA_SET): Likewise.
1548 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
1549 (OPTION_MASK_ISA_FMA_SET): Likewise.
1550 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
1551 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
1552 (pta_flags): Add PTA_AVX and PTA_FMA.
1553 (override_options): Handle PTA_AVX and PTA_FMA.
1554 (init_cumulative_args): Handle warn_avx.
1555 (classify_argument): Return 0 for COImode and OImode. Return
1556 1 and X86_64_AVX_CLASS for 256bit vector types.
1557 (examine_argument): Handle X86_64_AVX_CLASS.
1558 (construct_container): Likewise.
1559 (function_arg_advance_32): Pass OImode and 256bit vector types
1561 (function_arg_advance_64): Take a new argument to indicate if a
1562 parameter is named. Handle 256bit vector types. Return
1563 immediately for unnamed 256bit vector mode parameters.
1564 (function_arg_advance): Updated.
1565 (function_arg_32): Add comments for TImode. Handle OImode
1566 and 256bit vector types.
1567 (function_arg_64): Take a new argument to indicate if a
1568 parameter is named. Handle 256bit vector types. Return NULL
1569 for unnamed 256bit vector mode parameters.
1570 (function_arg): Updated.
1571 (setup_incoming_varargs_64): Support
1572 AVX encoding for *sse_prologue_save_insn.
1573 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
1574 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
1575 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
1576 enabled, otherwise return -3.
1577 (standard_sse_constant_opcode): Handle AVX and 256bit vector
1579 (print_reg): Support AVX registers. Handle 'x' and 't'.
1580 Handle 'd' to duplicate the operand.
1581 (print_operand): Likewise. Also support AVX vector compare
1583 (output_387_binary_op): Support AVX.
1584 (output_fp_compare): Likewise.
1585 (ix86_expand_vector_move_misalign): Likewise.
1586 (ix86_attr_length_vex_default): New.
1587 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
1588 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
1589 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
1590 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
1591 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
1592 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
1593 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
1594 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
1595 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
1596 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
1597 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
1598 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
1599 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
1600 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
1601 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
1602 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
1603 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
1604 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
1605 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
1606 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
1607 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
1608 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
1609 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
1610 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
1611 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
1612 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
1613 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
1614 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
1615 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
1616 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
1617 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
1618 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
1619 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
1620 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
1621 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
1622 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
1623 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
1624 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
1625 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
1626 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
1627 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
1628 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
1629 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
1630 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
1631 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
1632 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
1633 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
1634 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
1635 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
1636 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
1637 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
1638 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
1639 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
1640 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
1641 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
1642 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
1643 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
1644 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
1645 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
1646 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
1647 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
1648 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
1649 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
1650 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
1651 and IX86_BUILTIN_MOVMSKPS256,
1652 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
1653 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
1654 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
1655 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
1656 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
1657 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
1658 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
1659 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
1660 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
1661 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
1662 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
1663 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
1664 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
1665 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
1666 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
1667 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
1668 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
1669 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
1670 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
1671 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
1672 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
1673 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
1674 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
1675 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
1676 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
1677 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
1678 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
1679 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
1680 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
1681 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
1682 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
1683 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
1684 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
1685 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
1686 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
1687 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
1688 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
1689 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
1690 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
1691 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
1692 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
1693 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
1694 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
1695 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
1696 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
1697 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
1698 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
1699 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
1700 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
1701 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
1702 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
1703 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
1704 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
1705 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
1706 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
1707 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
1708 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
1709 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
1711 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
1712 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
1713 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
1714 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
1715 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
1716 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
1717 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
1718 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
1719 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
1720 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
1721 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
1722 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
1723 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
1724 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
1725 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
1726 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
1727 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
1728 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
1729 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
1730 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
1731 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
1732 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
1733 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
1734 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
1735 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
1736 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
1737 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
1738 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
1739 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
1740 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
1741 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
1742 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
1743 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
1744 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
1745 IX86_BUILTIN_MOVMSKPS256.
1746 (ix86_init_mmx_sse_builtins): Support AVX builtins.
1747 (ix86_expand_args_builtin): Likewise.
1748 (ix86_expand_special_args_builtin): Likewise.
1749 (ix86_hard_regno_mode_ok): Handle AVX modes.
1750 (ix86_expand_vector_init_duplicate): Likewise.
1751 (ix86_expand_vector_init_one_nonzero): Likewise.
1752 (ix86_expand_vector_init_one_var): Likewise.
1753 (ix86_expand_vector_init_concat): Likewise.
1754 (ix86_expand_vector_init_general): Likewise.
1755 (ix86_expand_vector_set): Likewise.
1756 (ix86_vector_mode_supported_p): Likewise.
1757 (x86_extended_reg_mentioned_p): Check INSN_P before using
1760 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
1761 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
1763 * config/i386/i386.h (TARGET_AVX): New.
1764 (TARGET_FMA): Likewise.
1765 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
1766 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
1767 (VALID_AVX256_REG_MODE): New.
1768 (AVX256_VEC_FLOAT_MODE_P): Likewise.
1769 (AVX_FLOAT_MODE_P): Likewise.
1770 (AVX128_VEC_FLOAT_MODE_P): Likewise.
1771 (AVX256_VEC_FLOAT_MODE_P): Likewise.
1772 (AVX_VEC_FLOAT_MODE_P): Likewise.
1773 (ASM_OUTPUT_AVX_PREFIX): Likewise.
1774 (ASM_OUTPUT_OPCODE): Likewise.
1775 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
1777 (SSE_REG_MODE_P): Allow 256bit vector modes.
1778 (ix86_args): Add a warn_avx field.
1780 * config/i386/i386.md (UNSPEC_PCMP): New.
1781 (UNSPEC_VPERMIL): Likewise.
1782 (UNSPEC_VPERMIL2): Likewise.
1783 (UNSPEC_VPERMIL2F128): Likewise.
1784 (UNSPEC_MASKLOAD): Likewise.
1785 (UNSPEC_MASKSTORE): Likewise.
1786 (UNSPEC_CAST): Likewise.
1787 (UNSPEC_VTESTP): Likewise.
1788 (UNSPECV_VZEROALL): Likewise.
1789 (UNSPECV_VZEROUPPER): Likewise.
1790 (XMM0_REG): Likewise.
1791 (XMM1_REG): Likewise.
1792 (XMM2_REG): Likewise.
1793 (XMM3_REG): Likewise.
1794 (XMM4_REG): Likewise.
1795 (XMM5_REG): Likewise.
1796 (XMM6_REG): Likewise.
1797 (XMM8_REG): Likewise.
1798 (XMM9_REG): Likewise.
1799 (XMM10_REG): Likewise.
1800 (XMM11_REG): Likewise.
1801 (XMM12_REG): Likewise.
1802 (XMM13_REG): Likewise.
1803 (XMM14_REG): Likewise.
1804 (XMM15_REG): Likewise.
1806 (prefix_vex_imm8): Likewise.
1807 (prefix_vex_w): Likewise.
1808 (length_vex): Likewise.
1811 (*avx_ashlti3): Likewise.
1812 (*avx_lshrti3): Likewise.
1813 (*avx_setcc<mode>): Likewise.
1814 (*fop_<mode>_comm_mixed_avx): Likewise.
1815 (*fop_<mode>_comm_avx): Likewise.
1816 (*fop_<mode>_1_mixed_avx): Likewise.
1817 (*fop_<mode>_1_avx): Likewise.
1818 (*avx_<code><mode>3): Likewise.
1819 (*avx_ieee_smin<mode>3): Likewise.
1820 (*avx_ieee_smax<mode>3): Likewise.
1821 (mode): Add OI, V8SF and V4DF.
1822 (length): Support VEX prefix.
1823 (*cmpfp_i_mixed): Set prefix attribute.
1824 (*cmpfp_i_sse): Likewise.
1825 (*cmpfp_iu_mixed): Likewise.
1826 (*cmpfp_iu_sse): Likewise.
1827 (*movsi_1): Support AVX.
1828 (*movdi_2): Likewise.
1829 (*movdi_1_rex64): Likewise.
1830 (*movti_internal): Likewise.
1831 (*movti_rex64): Likewise.
1832 (*movsf_1): Likewise.
1833 (*movdf_nointeger): Likewise.
1834 (*movdf_integer_rex64): Likewise.
1835 (*movtf_internal): Likewise.
1836 (zero_extendsidi2_32): Likewise.
1837 (zero_extendsidi2_rex64): Likewise.
1838 (*extendsfdf2_mixed): Likewise.
1839 (*extendsfdf2_sse): Likewise.
1840 (*truncdfsf_fast_mixed): Likewise.
1841 (*truncdfsf_fast_sse): Likewise.
1842 (*truncdfsf_mixed): Likewise.
1843 (fix_trunc<mode>di_sse): Likewise.
1844 (fix_trunc<mode>si_sse): Likewise.
1845 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
1846 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
1847 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
1848 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
1849 (*rcpsf2_sse): Likewise.
1850 (*rsqrtsf2_sse): Likewise.
1851 (*sqrt<mode>2_sse): Likewise.
1852 (sse4_1_round<mode>2): Likewise.
1853 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
1854 Support AVX. Set length attribute properly for AVX.
1856 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
1857 (VECTOR_MODES (FLOAT, 32)): Likewise.
1858 (VECTOR_MODE (INT, DI, 8)): Likewise.
1859 (VECTOR_MODE (INT, HI, 32)): Likewise.
1860 (VECTOR_MODE (INT, QI, 64)): Likewise.
1861 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
1862 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
1863 (VECTOR_MODE (INT, DI, 4)): Removed.
1864 (VECTOR_MODE (INT, SI, 8)): Likewise.
1865 (VECTOR_MODE (INT, HI, 16)): Likewise.
1866 (VECTOR_MODE (INT, QI, 32)): Likewise.
1867 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
1868 (INT_MODE (OI, 32)): Likewise.
1870 * config/i386/i386.opt (mavx): New.
1873 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
1875 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
1876 (*mov<mode>_internal_avx): New.
1877 (*movv2sf_internal_rex64_avx): Likewise.
1878 (*movv2sf_internal_avx): Likewise.
1880 * config/i386/predicates.md (const_4_to_5_operand): New.
1881 (const_6_to_7_operand): Likewise.
1882 (const_8_to_11_operand): Likewise.
1883 (const_12_to_15_operand): Likewise.
1884 (avx_comparison_float_operator): Likewise.
1886 * config/i386/sse.md (AVX256MODEI): New.
1887 (AVX256MODE): Likewise.
1888 (AVXMODEQI): Likewise.
1889 (AVXMODE): Likewise.
1890 (AVX256MODEF2P): Likewise.
1891 (AVX256MODE2P): Likewise.
1892 (AVX256MODE4P): Likewise.
1893 (AVX256MODE8P): Likewise.
1894 (AVXMODEF2P): Likewise.
1895 (AVXMODEF4P): Likewise.
1896 (AVXMODEDCVTDQ2PS): Likewise.
1897 (AVXMODEDCVTPS2DQ): Likewise.
1898 (avxvecmode): Likewise.
1899 (avxvecpsmode): Likewise.
1900 (avxhalfvecmode): Likewise.
1901 (avxscalarmode): Likewise.
1902 (avxcvtvecmode): Likewise.
1903 (avxpermvecmode): Likewise.
1904 (avxmodesuffixf2c): Likewise.
1905 (avxmodesuffixp): Likewise.
1906 (avxmodesuffixs): Likewise.
1907 (avxmodesuffix): Likewise.
1908 (vpermilbits): Likewise.
1909 (pinsrbits): Likewise.
1910 (mov<mode>): Likewise.
1911 (*mov<mode>_internal): Likewise.
1912 (push<mode>1): Likewise.
1913 (movmisalign<mode>): Likewise.
1914 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1915 (avx_movdqu<avxmodesuffix>): Likewise.
1916 (avx_lddqu<avxmodesuffix>): Likewise.
1917 (<plusminus_insn><mode>3): Likewise.
1918 (*avx_<plusminus_insn><mode>3): Likewise.
1919 (*avx_vm<plusminus_insn><mode>3): Likewise.
1920 (mul<mode>3): Likewise.
1921 (*avx_mul<mode>3): Likewise.
1922 (*avx_vmmul<mode>3): Likewise.
1923 (divv8sf3): Likewise.
1924 (divv4df3): Likewise.
1925 (avx_div<mode>3): Likewise.
1926 (*avx_div<mode>3): Likewise.
1927 (*avx_vmdiv<mode>3): Likewise.
1928 (avx_rcpv8sf2): Likewise.
1929 (*avx_vmrcpv4sf2): Likewise.
1930 (sqrtv8sf2): Likewise.
1931 (avx_sqrtv8sf2): Likewise.
1932 (*avx_vmsqrt<mode>2): Likewise.
1933 (rsqrtv8sf2): Likewise.
1934 (avx_rsqrtv8sf2): Likewise.
1935 (*avx_vmrsqrtv4sf2): Likewise.
1936 (<code><mode>3): Likewise.
1937 (*avx_<code><mode>3_finite): Likewise.
1938 (*avx_<code><mode>3): Likewise.
1939 (*avx_vm<code><mode>3): Likewise.
1940 (*avx_ieee_smin<mode>3): Likewise.
1941 (*avx_ieee_smax<mode>3): Likewise.
1942 (avx_addsubv8sf3): Likewise.
1943 (avx_addsubv4df3): Likewise.
1944 (*avx_addsubv4sf3): Likewise.
1945 (*avx_addsubv2df3): Likewise.
1946 (avx_h<plusminus_insn>v4df3): Likewise.
1947 (avx_h<plusminus_insn>v8sf3): Likewise.
1948 (*avx_h<plusminus_insn>v4sf3): Likewise.
1949 (*avx_h<plusminus_insn>v2df3): Likewise.
1950 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
1951 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
1952 (*avx_maskcmp<mode>3): Likewise.
1953 (avx_nand<mode>3): Likewise.
1954 (*avx_<code><mode>3): Likewise.
1955 (*avx_nand<mode>3): Likewise.
1956 (*avx_<code><mode>3): Likewise.
1957 (*avx_cvtsi2ss): Likewise.
1958 (*avx_cvtsi2ssq): Likewise.
1959 (*avx_cvtsi2sd): Likewise.
1960 (*avx_cvtsi2sdq): Likewise.
1961 (*avx_cvtsd2ss): Likewise.
1962 (avx_cvtss2sd): Likewise.
1963 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
1964 (avx_cvtps2dq<avxmodesuffix>): Likewise.
1965 (avx_cvttps2dq<avxmodesuffix>): Likewise.
1966 (*avx_cvtsi2sd): Likewise.
1967 (*avx_cvtsi2sdq): Likewise.
1968 (avx_cvtdq2pd256): Likewise.
1969 (avx_cvtpd2dq256): Likewise.
1970 (avx_cvttpd2dq256): Likewise.
1971 (*avx_cvtsd2ss): Likewise.
1972 (*avx_cvtss2sd): Likewise.
1973 (avx_cvtpd2ps256): Likewise.
1974 (avx_cvtps2pd256): Likewise.
1975 (*avx_movhlps): Likewise.
1976 (*avx_movlhps): Likewise.
1977 (avx_unpckhps256): Likewise.
1978 (*avx_unpckhps): Likewise.
1979 (avx_unpcklps256): Likewise.
1980 (*avx_unpcklps): Likewise.
1981 (avx_movshdup256): Likewise.
1982 (avx_movsldup256): Likewise.
1983 (avx_shufps256): Likewise.
1984 (avx_shufps256_1): Likewise.
1985 (*avx_shufps_<mode>): Likewise.
1986 (*avx_loadhps): Likewise.
1987 (*avx_storelps): Likewise.
1988 (*avx_loadlps): Likewise.
1989 (*avx_movss): Likewise.
1990 (*vec_dupv4sf_avx): Likewise.
1991 (*vec_concatv2sf_avx): Likewise.
1992 (*vec_concatv4sf_avx): Likewise.
1993 (*vec_setv4sf_0_avx): Likewise.
1994 (*vec_setv4sf_avx): Likewise.
1995 (*avx_insertps): Likewise.
1996 (avx_vextractf128<mode>): Likewise.
1997 (vec_extract_lo_<mode>): Likewise.
1998 (vec_extract_hi_<mode>): Likewise.
1999 (vec_extract_lo_<mode>): Likewise.
2000 (vec_extract_hi_<mode>): Likewise.
2001 (vec_extract_lo_v16hi): Likewise.
2002 (vec_extract_hi_v16hi): Likewise.
2003 (vec_extract_lo_v32qi): Likewise.
2004 (vec_extract_hi_v32qi): Likewise.
2005 (avx_unpckhpd256): Likewise.
2006 (*avx_unpckhpd): Likewise.
2007 (avx_movddup256): Likewise.
2008 (*avx_movddup): Likewise.
2009 (avx_unpcklpd256): Likewise.
2010 (*avx_unpcklpd): Likewise.
2011 (avx_shufpd256): Likewise.
2012 (avx_shufpd256_1): Likewise.
2013 (*avx_punpckhqdq): Likewise.
2014 (*avx_punpcklqdq): Likewise.
2015 (*avx_shufpd_<mode>): Likewise.
2016 (*avx_storehpd): Likewise.
2017 (*avx_loadhpd): Likewise.
2018 (*avx_loadlpd): Likewise.
2019 (*avx_movsd): Likewise.
2020 (*vec_concatv2df_avx): Likewise.
2021 (*avx_<plusminus_insn><mode>3): Likewise.
2022 (*avx_<plusminus_insn><mode>3): Likewise.
2023 (*avx_mulv8hi3): Likewise.
2024 (*avxv8hi3_highpart): Likewise.
2025 (*avx_umulv8hi3_highpart): Likewise.
2026 (*avx_umulv2siv2di3): Likewise.
2027 (*avx_mulv2siv2di3): Likewise.
2028 (*avx_pmaddwd): Likewise.
2029 (*avx_mulv4si3): Likewise.
2030 (*avx_ashr<mode>3): Likewise.
2031 (*avx_lshr<mode>3): Likewise.
2032 (*avx_ashl<mode>3): Likewise.
2033 (*avx_<code><mode>3): Likewise.
2034 (*avx_eq<mode>3): Likewise.
2035 (*avx_gt<mode>3): Likewise.
2036 (*avx_nand<mode>3): Likewise.
2037 (*avx_nand<mode>3): Likewise.
2038 (*avx_<code><mode>3): Likewise.
2039 (*avx_<code><mode>3): Likewise.
2040 (*avx_packsswb): Likewise.
2041 (*avx_packssdw): Likewise.
2042 (*avx_packuswb): Likewise.
2043 (*avx_punpckhbw): Likewise.
2044 (*avx_punpcklbw): Likewise.
2045 (*avx_punpckhwd): Likewise.
2046 (*avx_punpcklwd): Likewise.
2047 (*avx_punpckhdq): Likewise.
2048 (*avx_punpckldq): Likewise.
2049 (*avx_pinsr<avxmodesuffixs>): Likewise.
2050 (*avx_pinsrq): Likewise.
2051 (*avx_loadld): Likewise.
2052 (*vec_extractv2di_1_rex64_avx): Likewise.
2053 (*vec_extractv2di_1_avx): Likewise.
2054 (*vec_dupv2di_avx): Likewise.
2055 (*vec_concatv2si_avx): Likewise.
2056 (*vec_concatv4si_1_avx): Likewise.
2057 (*vec_concatv2di_avx): Likewise.
2058 (*vec_concatv2di_rex64_avx): Likewise.
2059 (*avx_uavgv16qi3): Likewise.
2060 (*avx_uavgv8hi3): Likewise.
2061 (*avx_psadbw): Likewise.
2062 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
2063 (*avx_phaddwv8hi3): Likewise.
2064 (*avx_phadddv4si3): Likewise.
2065 (*avx_phaddswv8hi3): Likewise.
2066 (*avx_phsubwv8hi3): Likewise.
2067 (*avx_phsubdv4si3): Likewise.
2068 (*avx_phsubswv8hi3): Likewise.
2069 (*avx_pmaddubsw128): Likewise.
2070 (*avx_pmulhrswv8hi3): Likewise.
2071 (*avx_pshufbv16qi3): Likewise.
2072 (*avx_psign<mode>3): Likewise.
2073 (*avx_palignrti): Likewise.
2074 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2075 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2076 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2077 (*avx_mpsadbw): Likewise.
2078 (*avx_packusdw): Likewise.
2079 (*avx_pblendvb): Likewise.
2080 (*avx_pblendw): Likewise.
2081 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2082 (avx_ptest256): Likewise.
2083 (avx_roundp<avxmodesuffixf2c>256): Likewise.
2084 (*avx_rounds<ssemodesuffixf2c>): Likewise.
2085 (*avx_aesenc): Likewise.
2086 (*avx_aesenclast): Likewise.
2087 (*avx_aesdec): Likewise.
2088 (*avx_aesdeclast): Likewise.
2089 (avx_vzeroupper): Likewise.
2090 (avx_vzeroupper_rex64): Likewise.
2091 (avx_vpermil<mode>): Likewise.
2092 (avx_vpermilvar<mode>3): Likewise.
2093 (avx_vpermil2<mode>3): Likewise.
2094 (avx_vperm2f128<mode>3): Likewise.
2095 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2096 (avx_vbroadcastss256): Likewise.
2097 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
2098 (avx_vinsertf128<mode>): Likewise.
2099 (vec_set_lo_<mode>): Likewise.
2100 (vec_set_hi_<mode>): Likewise.
2101 (vec_set_lo_<mode>): Likewise.
2102 (vec_set_hi_<mode>): Likewise.
2103 (vec_set_lo_v16hi): Likewise.
2104 (vec_set_hi_v16hi): Likewise.
2105 (vec_set_lo_v32qi): Likewise.
2106 (vec_set_hi_v32qi): Likewise.
2107 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2108 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2109 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
2110 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
2111 (vec_init<mode>): Likewise.
2112 (*vec_concat<mode>_avx): Likewise.
2113 (blendbits): Support V8SF and V4DF.
2114 (sse2_movq128): Support AVX.
2115 (<sse>_movnt<mode>): Likewise.
2116 (sse2_movntv2di): Likewise.
2117 (sse_rcpv4sf2): Likewise.
2118 (sse_sqrtv4sf2): Likewise.
2119 (sse_rsqrtv4sf2): Likewise.
2120 (<sse>_comi): Likewise.
2121 (<sse>_ucomi): Likewise.
2122 (sse_cvtss2si): Likewise.
2123 (sse_cvtss2si_2): Likewise.
2124 (sse_cvtss2siq): Likewise.
2125 (sse_cvtss2siq_2): Likewise.
2126 (sse_cvttss2si): Likewise.
2127 (sse_cvttss2siq): Likewise.
2128 (sse2_cvtsd2si): Likewise.
2129 (sse2_cvtsd2si_2): Likewise.
2130 (sse2_cvtsd2siq): Likewise.
2131 (sse2_cvtsd2siq_2): Likewise.
2132 (sse2_cvttsd2si): Likewise.
2133 (sse2_cvttsd2siq): Likewise.
2134 (sse2_cvtdq2pd): Likewise.
2135 (*sse2_cvtpd2dq): Likewise.
2136 (*sse2_cvttpd2dq): Likewise.
2137 (*sse2_cvtpd2ps): Likewise.
2138 (sse2_cvtps2pd): Likewise.
2139 (sse3_movshdup): Likewise.
2140 (sse3_movsldup): Likewise.
2141 (sse_storehps): Likewise.
2142 (*sse4_1_extractps): Likewise.
2143 (sse2_storelpd): Likewise.
2144 (vec_dupv2df_sse3): Likewise.
2145 (*vec_concatv2df_sse3): Likewise.
2146 (*sse4_1_pextrb): Likewise.
2147 (*sse4_1_pextrb_memory): Likewise.
2148 (*sse2_pextrw): Likewise.
2149 (*sse4_1_pextrw_memory): Likewise.
2150 (*sse4_1_pextrd): Likewise.
2151 (*sse4_1_pextrq): Likewise.
2152 (sse2_pshufd_1): Likewise.
2153 (sse2_pshuflw_1): Likewise.
2154 (sse2_pshufhw_1): Likewise.
2155 (*sse2_storeq_rex64): Likewise.
2156 (*vec_dupv4si): Likewise.
2157 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
2158 (sse2_pmovmskb): Likewise.
2159 (*sse2_maskmovdqu): Likewise.
2160 (*sse2_maskmovdqu_rex64): Likewise.
2161 (sse_ldmxcsr): Likewise.
2162 (sse_stmxcsr): Likewise.
2163 (abs<mode>2): Likewise.
2164 (sse4_1_movntdqa): Likewise.
2165 (sse4_1_phminposuw): Likewise.
2166 (sse4_1_extendv8qiv8hi2): Likewise.
2167 (*sse4_1_extendv8qiv8hi2): Likewise.
2168 (sse4_1_extendv4qiv4si2): Likewise.
2169 (*sse4_1_extendv4qiv4si2): Likewise.
2170 (sse4_1_extendv2qiv2di2): Likewise.
2171 (*sse4_1_extendv2qiv2di2): Likewise.
2172 (sse4_1_extendv4hiv4si2): Likewise.
2173 (*sse4_1_extendv4hiv4si2): Likewise.
2174 (sse4_1_extendv2hiv2di2): Likewise.
2175 (*sse4_1_extendv2hiv2di2): Likewise.
2176 (sse4_1_extendv2siv2di2): Likewise.
2177 (*sse4_1_extendv2siv2di2): Likewise.
2178 (sse4_1_zero_extendv8qiv8hi2): Likewise.
2179 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
2180 (sse4_1_zero_extendv4qiv4si2): Likewise.
2181 (*sse4_1_zero_extendv4qiv4si2): Likewise.
2182 (sse4_1_zero_extendv2qiv2di2): Likewise.
2183 (*sse4_1_zero_extendv2qiv2di2): Likewise.
2184 (sse4_1_zero_extendv4hiv4si2): Likewise.
2185 (*sse4_1_zero_extendv4hiv4si2): Likewise.
2186 (sse4_1_zero_extendv2hiv2di2): Likewise.
2187 (*sse4_1_zero_extendv2hiv2di2): Likewise.
2188 (sse4_1_zero_extendv2siv2di2): Likewise.
2189 (*sse4_1_zero_extendv2siv2di2): Likewise.
2190 (sse4_1_ptest): Likewise.
2191 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
2192 (sse4_2_pcmpestri): Likewise.
2193 (sse4_2_pcmpestrm): Likewise.
2194 (sse4_2_pcmpistri): Likewise.
2195 (sse4_2_pcmpistrm): Likewise.
2197 (aeskeygenassist): Likewise.
2199 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
2201 * config/i386/predicates.md (vzeroall_operation): New.
2203 * config/i386/sse.md (avx_vzeroall): New.
2204 (*avx_vzeroall): Likewise.
2206 2008-08-28 Paul Brook <paul@codesourcery.com>
2207 Mark Shinwell <shinwell@codesourcery.com>
2208 Richard Earnshaw <richard.earnshaw@arm.com>
2210 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
2211 (TARGET_MIN_ANCHOR_OFFSET): New.
2212 (arm_override_options): Set correct anchor ranges for Thumb-1
2213 and Thumb-2 if required.
2214 (legitimize_pic_address): Handle case involving a TLS symbol
2215 reference with an addend.
2216 (arm_optimization_options): Enable section anchors at -O1 and
2218 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
2219 * config/arm/arm-protos.h (arm_optimization_options): New.
2221 2008-08-28 Nick Clifton <nickc@redhat.com>
2223 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
2224 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
2227 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
2228 * config/v850/v850.md (return): Remove frame size restriction.
2230 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
2232 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
2234 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
2236 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
2238 2008-08-28 Paul Brook <paul@codesourcery.com>
2240 * config/arm/vfp11.md: Update license notice.
2241 * config/arm/cortex-r4.md: Ditto.
2243 2008-08-28 Richard Guenther <rguenther@suse.de>
2245 PR tree-optimization/37207
2246 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
2249 2008-08-28 Dodji Seketeli <dodji@redhat.com>
2252 * tree.c (int_fits_type_p): Don't forget unsigned integers
2253 of type sizetype which higher end word equals -1.
2255 2008-08-28 Ira Rosen <irar@il.ibm.com>
2257 * target.h (struct vectorize): Add new target builtin.
2258 * tree-vectorizer.c (destroy_loop_vec_info): Call
2259 vect_free_slp_instance instead of vect_free_slp_node.
2260 * tree-vectorizer.h (enum slp_load_perm_type): New.
2261 (struct _slp_instance): Add new fields.
2262 (SLP_INSTANCE_LOAD_PERMUTATION): New.
2263 (SLP_INSTANCE_LOADS): New.
2264 (vect_free_slp_tree): Remove.
2265 (vect_free_slp_instance): Declare.
2266 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
2267 (vectorizable_load): Add argument.
2268 (vect_transform_slp_perm_load): New.
2269 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
2271 (vect_get_place_in_interleaving_chain): New function.
2272 (vect_free_slp_tree): Make static.
2273 (vect_free_slp_instance): New function.
2274 (vect_build_slp_tree): Add new arguments. Allow load permutations and
2275 collect the load location in the interleaving chain.
2276 (vect_supported_slp_permutation_p): New function.
2277 (vect_supported_load_permutation_p): Likewise.
2278 (vect_analyze_slp_instance): In case of loads permutation, call
2279 vect_supported_load_permutation_p to check that the permutation is
2281 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
2282 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
2283 (vect_create_mask_and_perm): New function.
2284 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
2285 (vectorizable_load): Add an argument. Don't keep the created vectors
2286 statements in the node if permutation is required. Call
2287 vect_transform_slp_perm_load to generate the permutation.
2288 (vect_transform_stmt): Add new argument. Call vectorizable_load with
2289 additional argument.
2290 (vect_schedule_slp_instance): In case of loads permutation, allocate
2291 vectorized statements structure for all the related SLP nodes. Call
2292 vect_transform_stmt with addditional argument.
2293 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
2294 * config/spu/spu.c (spu_builtin_vec_perm): New.
2295 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2296 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
2297 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
2298 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2300 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
2302 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
2303 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
2304 __gthread_cond_signal, __gthread_cond_timedwait,
2305 __gthread_cond_timedwait_recursive): New functions.
2306 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
2308 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
2311 2008-08-28 Richard Guenther <rguenther@suse.de>
2314 * fold-const.c (maybe_canonicalize_comparison_1): Require
2315 undefined overflow only for canonicalizing A +- CST cmp CST.
2316 Make sure to not generate new constants that are not inside
2317 their TYPE_MIN/MAX_VALUE range.
2318 (maybe_canonicalize_comparison): Remove undefined overflow
2320 (fold_binary): Remove now duplicate folding.
2322 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2324 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
2325 use not updated in the last change.
2327 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
2329 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
2330 (IRA_COVER_CLASSES): Add FPUL_REGS.
2332 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2335 * c-common.c (conversion_warning): Check for null operands.
2337 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2340 * c-decl.c (check_for_loop_decls): Improve error message. Give
2343 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2346 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
2347 (convert_for_assignment): Pass corrent OPT_W* parameter to
2348 WARN_FOR_ASSIGNMENT.
2350 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2353 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
2355 2008-08-27 Paul Brook <paul@codesourcery.com>
2357 * config.gcc: Loosen checks for arm uclinux eabi targets.
2359 2008-08-27 Paul Brook <paul@codesourcery.com>
2361 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
2363 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
2365 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
2367 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
2368 the enumerators of an ENUMERAL_TYPE.
2369 * dbxout.c (dbxout_type): Ditto.
2371 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
2374 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
2375 (fwprop_addr): Check that the loop_father is not the outer loop.
2377 2008-08-26 Paul Brook <paul@codesourcery.com>
2379 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
2380 Remove documentation entry for fmul type.
2381 Use fmuls to annotate single-precision multiplication patterns,
2382 fmuld to annotate double-precision multiplication patterns,
2383 fmacs to annotate single-precision multiply-accumulate patterns
2384 and fmacd to annotate double-precision multiply-accumulate patterns.
2385 * config/arm/vfp11.md: Update reservations accordingly.
2386 * config/arm/arm.md: Note that certain values of the "type"
2387 attribute are documented in vfp.md.
2388 * config/arm/arm1020e.md: Remove out of date duplicate comment.
2389 (v10_cvt): Use new fmul types.
2391 2008-08-26 Paul Brook <paul@codesourcery.com>
2393 * config/arm/vfp.md: Move pipeline description for VFP11 to...
2394 * config/arm/vfp11.md: ...here. New.
2395 * config/arm/arm.md: Include vfp11.md.
2397 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
2399 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
2400 parameter to inform call.
2402 2008-08-26 Jeff Law <law@redhat.com>
2404 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
2405 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
2406 preferred class when copying a constant into a partial word register.
2408 2008-08-26 Ben Elliston <bje@au.ibm.com>
2410 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
2411 * cp/typeck.c: Likewise.
2412 * cp/tree.c: Likewise.
2413 * gimple-low.c: Likewise.
2416 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
2418 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
2419 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
2421 * doc/passes.texi: Describe IRA.
2423 * doc/tm.texi (IRA_COVER_CLASSES,
2424 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
2426 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
2427 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
2428 -fira-propagate-cost, -fno-ira-share-save-slots,
2429 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
2431 * flags.h (ira_algorithm): New enumeration.
2432 (flag_ira_algorithm, flag_ira_verbose): New external variable
2435 * postreload.c (gate_handle_postreload): Don't do post reload
2436 optimizations unless the reload is completed.
2438 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
2441 * tree-pass.h (pass_ira): New external variable declaration.
2443 * reload.h: Add 2008 to the Copyright.
2445 * cfgloopanal.c: Include params.h.
2446 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
2449 * params.h (IRA_MAX_LOOPS_NUM): New macro.
2451 * toplev.c (ira.h): New include.
2452 (flag_ira_algorithm, flag_ira_verbose): New external variables.
2453 (backend_init_target): Call ira_init.
2454 (backend_init): Call ira_init_once.
2455 (finalize): Call finish_ira_once.
2457 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
2458 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
2461 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
2462 may_move_out_cost): New external variable declarations.
2463 (move_table): New typedef.
2465 * caller-save.c: Include headers output.h and ira.h.
2466 (no_caller_save_reg_set): New global variable.
2467 (save_slots_num, save_slots): New variables.
2468 (reg_save_code, reg_restore_code, add_stored_regs): Add
2470 (init_caller_save): Set up no_caller_save_reg_set.
2471 (init_save_areas): Reset save_slots_num.
2472 (saved_hard_reg): New structure.
2473 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
2474 (initiate_saved_hard_regs, new_saved_hard_reg,
2475 finish_saved_hard_regs, saved_hard_reg_compare_func): New
2477 (setup_save_areas): Add code for sharing stack slots.
2478 (all_blocks): New variable.
2479 (save_call_clobbered_regs): Process pseudo-register too.
2480 (mark_set_regs): Process pseudo-register too.
2481 (insert_one_insn): Put the insn after bb note in a empty basic
2482 block. Add insn check.
2484 * global.c (eliminable_regset): Make it external.
2485 (mark_elimination): Use DF_LR_IN for IRA.
2486 (pseudo_for_reload_consideration_p): New.
2487 (build_insn_chain): Make it external. Don't ignore spilled
2488 pseudos for IRA. Use pseudo_for_reload_consideration_p.
2489 (gate_handle_global_alloc): New function.
2490 (pass_global_alloc): Add the gate function.
2492 * opts.c (decode_options): Set up flag_ira. Print the warning for
2494 (common_handle_option): Process -fira-algorithm and -fira-verbose.
2496 * timevar.def (TV_IRA, TV_RELOAD): New passes.
2498 * regmove.c (regmove_optimize): Don't do replacement of output for
2501 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
2502 New external variable declarations.
2504 * local-alloc.c (update_equiv_regs): Make it external. Return
2505 true if jump label rebuilding should be done. Rescan new_insn for
2507 (gate_handle_local_alloc): New function.
2508 (pass_local_alloc): Add the gate function.
2510 * alias.c (value_addr_p, stack_addr_p): New functions.
2511 (nonoverlapping_memrefs_p): Use them for IRA.
2513 * common.opt (fira, fira-algorithm, fira-coalesce,
2514 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
2515 fira-verbose): New options.
2517 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
2518 move_cost, may_move_in_cost, may_move_out_cost): Make the
2520 (move_table): Remove typedef.
2521 (init_move_cost): Make it external.
2522 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
2525 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
2526 setup_reg_classes): New function prototypes.
2527 (eliminable_regset): New external variable declaration.
2528 (build_insn_chain, update_equiv_regs): New function prototypes.
2530 * Makefile.in (IRA_INT_H): New definition.
2531 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
2532 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
2533 (reload1.o, toplev.o): Add dependence on ira.h.
2534 (cfgloopanal.o): Add PARAMS_H.
2535 (caller-save.o): Add dependence on output.h and ira.h.
2536 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
2537 ira-emit.o, ira-lives.o): New entries.
2539 * passes.c (pass_ira): New pass.
2541 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
2543 * reload1.c (ira.h): Include the header.
2544 (changed_allocation_pseudos): New bitmap.
2545 (init_reload): Initiate the bitmap.
2546 (compute_use_by_pseudos): Permits spilled registers in FROM.
2547 (temp_pseudo_reg_arr): New variable.
2548 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
2549 IRA. Call alter_reg with the additional parameter. Don't clear
2550 spilled_pseudos for IRA. Restore original insn chain for IRA.
2551 Clear changed_allocation_pseudos at the end of reload.
2552 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
2553 (hard_regno_to_pseudo_regno): New variable.
2554 (count_pseudo): Check spilled pseudos. Set up
2555 hard_regno_to_pseudo_regno.
2556 (count_spilled_pseudo): Check spilled pseudos. Update
2557 hard_regno_to_pseudo_regno.
2558 (find_reg): Use better_spill_reload_regno_p. Check
2559 hard_regno_to_pseudo_regno.
2560 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
2562 (eliminate_regs_1): Use additional parameter for alter_reg.
2563 (finish_spills): Set up pseudo_previous_regs only for spilled
2564 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
2565 more arguments. Don't clear live_throughout and dead_or_set for
2566 spilled pseudos. Use additional parameter for alter_reg. Call
2567 mark_allocation_change. Set up changed_allocation_pseudos.
2568 Remove sanity check.
2569 (emit_input_reload_insns, delete_output_reload): Use additional
2570 parameter for alter_reg. Call mark_allocation_change.
2571 (substitute, gen_reload_chain_without_interm_reg_p): New
2573 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
2575 * testsuite/gcc.dg/20080410-1.c: New file.
2577 * config/s390/s390.h (IRA_COVER_CLASSES,
2578 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
2580 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
2582 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
2584 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
2586 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
2588 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
2590 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
2592 2008-08-24 Jeff Law <law@redhat.com>
2593 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
2594 when ignoring unavailable registers.
2596 2008-08-24 Jeff Law <law@redhat.com>
2597 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
2598 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
2599 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
2600 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
2602 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
2603 * ira-build.c (allocno_range_compare_func): Stabilize sort.
2605 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
2606 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
2607 * reload1.c (find_reg): Process registers in register allocation order.
2609 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
2610 * toplev.c (backend_init_target): Move ira_init call from
2612 (lang_dependent_init_target): ...to here.
2614 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
2615 * ira.c (setup_class_subset_and_memory_move_costs): Don't
2616 calculate memory move costs for NO_REGS.
2618 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
2619 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
2620 STACK_REGS is defined.
2622 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2623 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
2625 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
2626 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
2628 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
2629 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
2630 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
2633 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
2634 Dorit Nuzman <dorit@il.ibm.com>
2636 * gcc/config/spu/spu.md (vec_extract_evenv4si,
2637 vec_extract_evenv4sf, vec_extract_evenv8hi,
2638 vec_extract_evenv16qi, vec_extract_oddv4si,
2639 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
2640 vec_interleave_highv4sf, vec_interleave_lowv4sf,
2641 vec_interleave_highv4si, vec_interleave_lowv4si,
2642 vec_interleave_highv8hi, vec_interleave_lowv8hi,
2643 vec_interleave_highv16qi, vec_interleave_lowv16qi,
2644 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
2646 2008-08-25 Janis Johnson <janis187@us.ibm.com>
2649 * config/rs6000/rs6000.c (optimization_options): Don't default to
2650 section anchors without toplevel reorder.
2652 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2654 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
2655 (mfc_end_critical_section): Likewise.
2657 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2659 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
2660 all type qualifiers from element type to vector type.
2662 2008-08-25 David Daney <ddaney@avtrex.com>
2664 * config/mips/mips.md (immediate_insn): Move up in file, fix
2665 comment typo, reformat.
2666 (fetchop_bit, atomic_hiqi_op memory_barrier,
2667 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
2668 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
2669 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
2670 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
2671 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
2672 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
2673 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
2674 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
2675 sync_old_nand<mode>, sync_new_nand<mode>,
2676 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
2677 test_and_set_12): Moved to sync.md.
2679 * config/mips/sync.md: New file.
2681 2008-08-25 Richard Henderson <rth@redhat.com>
2683 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
2684 (regsave): Likewise.
2685 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
2686 (output_cfi_directive): Likewise.
2687 (div_data_align): New.
2688 (output_cfi): Use it.
2690 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
2692 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
2693 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
2694 (TARGET_OCTEON): New macro.
2695 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
2696 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
2697 (ISA_HAS_POP): New macro.
2698 * config/mips/driver-native.c (host_detect_local_cpu): Handle
2700 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
2702 * config/mips/mips.md (cpu): Add octeon.
2703 (type): Add pop attribute value.
2704 (popcount<mode>2): New pattern.
2705 * doc/invoke.texi (-march=@var{arch}): Add octeon.
2707 2008-08-24 Jan Hubicka <jh@suse.cz>
2709 * doc/invoke.texi (-fipa-cp-clone): New option.
2710 (-fipa-cp): Update docs.
2711 (--param ipcp-unit-growth):New.
2712 * ipa-cp.c: Include fibheap.h, params.h
2713 (ipcp_initialize_node_lattices): When not cloning, all externally
2714 visible functions are bottom.
2715 (ipcp_need_redirect_p): Accept clones.
2716 (ipcp_insert_stage): Use cost driven heuristics.
2717 (max_count, dead_nodes): New static vars.
2718 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
2719 ipcp_const_param_count): New functions.
2720 * common.opt (ipa-cp-clone): New command line option.
2721 * params.def (ipcp-unit-growth): New.
2723 2008-08-24 Jan Hubicka <jh@suse.cz>
2725 * tree-inline.c (tree_function_versioning): Look harder
2726 for referenced vars.
2728 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
2730 PR tree-optimization/37185
2731 * matrix-reorg.c (transform_access_sites): Update changed stmt.
2733 2008-08-23 Jan Hubicka <jh@suse.cz>
2735 * ipa-cp.c (ipcp_analyze_node): New function.
2736 (ipcp_update_cloned_node): Use it.
2737 (ipcp_init_stage): Likewise.
2738 * ipa-inline.c (function_insertion_hook_holder): New static var.
2739 (analyze_function): Break out from ....
2740 (inline_generate_summary): Here; register insertion hook.
2741 (cgraph_decide_inlining): Remove hook.
2742 (add_new_function): New function.
2744 2008-08-23 Jan Hubicka <jh@suse.cz>
2746 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
2748 2008-08-23 Jan Hubicka <jh@suse.cz>
2750 * ipa-cp.c (constant_val_insert): Remove.
2751 (ipcp_propagate_one_const): Remove.
2752 (ipcp_create_replace_map): Always insert replacements to the map.
2753 (ipcp_insert_stage): Do not try to insert statements by hand.
2754 * tree-inline.c (insert_init_stmt): Break out from ...
2755 (setup_one_parameter): ... here; allow NULL BB pointer.
2756 (tree_function_versioning): Use setup_one_parameter to process
2759 2008-08-23 Jan Hubicka <jh@suse.cz>
2761 * tree.c (decl_address_ip_invariant_p): New function.
2762 * tree.h (decl_address_ip_invariant_p): Declare.
2763 * gimple.c (strip_invariant_refs): Break out from ...
2764 (is_gimple_invariant_address): ... here
2765 (is_gimple_ip_invariant_address): New function.
2766 (is_gimple_ip_invariant): New function.
2767 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
2770 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
2771 (ipcp_lat_is_insertable): All constants are insertable.
2772 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
2773 IPA_CONST_VALUE_REF.
2774 (ipcp_initialize_node_lattices): Propagate all types of operands.
2775 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
2776 (ipcp_create_replace_map): Reformat.
2777 (ipcp_need_redirect_p): Simplify.
2778 (ipcp_insert_stage): Check that argument is used before clonning.
2779 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
2780 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
2781 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
2782 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
2783 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
2784 (jump_func_type): Remove IPA_CONST_VALUE_REF.
2785 * tree-inline.c (tree_function_versioning): Add variables referenced by
2788 2008-08-23 Jan Hubicka <jh@suse.cz>
2791 * i386.c (standard_80387_constant_p): Use optimize_size.
2793 2008-08-23 Ira Rosen <irar@il.ibm.com>
2795 PR tree-optimization/37161
2796 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
2797 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
2798 (vect_determine_vectorization_factor): Move the scalar type
2799 retrieval to vect_get_smallest_scalar_type.
2800 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
2801 scalar type. Remove redundant computation.
2802 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
2803 (vect_get_slp_defs): Take the type of RHS into account if
2804 necessary by calling vect_get_smallest_scalar_type. Call
2805 vect_get_constant_vectors with additional argument.
2807 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2810 * doc/invoke.texi (Wwrite-strings): Clarify description.
2812 2008-08-23 Ira Rosen <irar@il.ibm.com>
2814 PR tree-optimization/37174
2815 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
2816 def stmt is a part of the loop before accessing its stmt_vec_info.
2818 2008-08-22 Anatoly Sokolov <aesok@post.ru>
2821 * config/avr/avr.md (UNSPEC_SWAP): New constants.
2822 (*swap): New insn pattern.
2823 (*ashlqi3): Rename from ashlqi3 insn pattern.
2824 (ashlqi3): New expanders.
2825 (*lshrqi3): Rename from lshrqi3 insn pattern.
2826 (lshrqi3): New expanders.
2827 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
2828 lshrqi3_const5, lshrqi3_const6): New splitters.
2829 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
2830 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
2833 2008-08-22 Richard Guenther <rguenther@suse.de>
2835 PR tree-optimization/37078
2836 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
2837 [+INF, +INF] ranges.
2839 2008-08-22 Richard Guenther <rguenther@suse.de>
2841 PR tree-optimization/37143
2842 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
2843 a conversion statement instead of a copy.
2845 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
2848 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
2849 CCCmode, CCOmode and CCSmode destination modes.
2852 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
2853 from different units in a single alternative.
2854 (*vec_extractv2sf_1): Ditto.
2855 (*vec_extractv2si_0): Ditto.
2856 (*vec_extractv2si_1): Ditto.
2857 * config/i386/sse.md (sse2_storehpd): Ditto.
2858 (sse2_storelpd): Ditto.
2859 (sse2_loadhpd): Ditto.
2860 (sse2_loadlpd): Ditto.
2863 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
2864 (popcountsi2): Ditto.
2865 (clzdi2_abm): Ditto.
2866 (popcountdi2): Ditto.
2867 (clzhi2_abm): Ditto.
2868 (popcounthi2): Ditto.
2870 2008-08-22 Richard Guenther <rguenther@suse.de>
2874 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
2875 if the multiplication does not overflow.
2877 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
2879 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
2881 2008-08-21 Richard Henderson <rth@redhat.com>
2883 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
2884 spurrious comma from test.
2885 * configure: Rebuild.
2887 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2890 * builtins.c (fold_builtin_next_arg): Add warning about undefined
2893 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
2895 * c-tree.h (grokfield): New argument.
2896 * c-decl.c (grokfield): Handle new location argument.
2897 * c-parser.c (c_parser_struct_declaration): Pass location to
2900 2008-08-21 Richard Guenther <rguenther@suse.de>
2902 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
2904 2008-08-21 Jan Hubicka <jh@suse.cz>
2906 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
2907 (cgraph_add_function_insertion_hook,
2908 cgraph_remove_function_insertion_hook,
2909 cgraph_call_function_insertion_hooks): New functions.
2910 * cgraph.h (cgraph_add_function_insertion_hook,
2911 cgraph_remove_function_insertion_hook,
2912 cgraph_call_function_insertion_hooks): Declare.
2913 * ipa-reference.c (function_insertion_hook_holder): New variable.
2914 (check_operand, look_for_address_of): When checking late, do not care
2915 about module bitmaps.
2916 (add_new_function): New function.
2917 (generate_summary): Register hooks; zero module bitmaps.
2918 (propagate): Unregister hooks.
2919 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
2920 (add_new_function): New function.
2921 (generate_summary): Register hook.
2922 (propagate): Remove hook.
2924 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
2926 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
2927 * ipa-cp.c (ipcp_update_cloned_node): New function.
2928 (build_const_val): Handle functions correctly; bring type logic
2929 into sync with tree-inline.c
2930 (ipcp_init_stage): Take care of computing stuff needed by
2931 indirect inlining; update clones.
2932 (ipcp_generate_summary): Break out of ipcp_driver.
2933 (ipcp_driver): Do only execution and transformation.
2934 (pass_ipa_cp): Make IPA_PASS.
2935 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
2937 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
2938 ipcp, some info is already available.
2939 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
2940 * tree-inline.c (remap_ssa_name): Unshare expression.
2942 2008-08-21 Richard Guenther <rguenther@suse.de>
2944 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
2945 a PHI ask VN if it is already available.
2946 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
2947 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
2949 2008-08-21 Richard Guenther <rguenther@suse.de>
2952 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
2953 makes sure to produce a result of the correct type.
2955 2008-08-21 Jan Hubicka <jh@suse.cz>
2956 Backport from LTO branch:
2958 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2959 Jan Hubicka <jh@suse.cz>
2962 (init_state, finish_state, set_function_state, generate_summary):
2964 (scan_stmt): Renamed from scan_function. Changed to keep state in
2965 local static vars rather than cgraph aux field.
2966 (propagate): Renamed from static_execute. Changed to keep state in
2967 local static vars rather than cgraph aux field.
2968 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
2969 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
2971 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
2973 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
2974 * ipa-reference.c (init_function_info, generate_summary,
2975 propagate): New functions.
2976 (analyze_function): Call init_function_info.
2977 (static_execute): Stripped into generate_summary and propagate.
2978 (pass_ipa_reference): Made into ipa_opt_pass.
2980 2008-08-21 Richard Guenther <rguenther@suse.de>
2982 PR tree-optimization/37181
2983 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
2985 (extract_range_from_unary_expr): Likewise.
2987 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2989 * diagnostic.c (pedwarn_at): Rename as pedwarn.
2991 * toplev.h (pedwarn_at): Likewise.
2992 * builtins.c: Update all calls to pedwarn.
2993 * c-lex.c: Likewise.
2994 * toplev.c: Likewise.
2995 * c-tree.h: Likewise.
2996 * c-decl.c: Likewise.
2997 * c-errors.c: Likewise.
2998 * c-typeck.c: Likewise.
2999 * c-common.c: Likewise.
3000 * c-parser.c: Likewise.
3002 2008-08-20 Joseph Myers <joseph@codesourcery.com>
3005 * config/sparc/sparc.c (function_arg_slotno): Handle structure
3006 with MODE_VECTOR_INT mode.
3008 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3011 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
3012 initialized outside the current module.
3013 (warn_uninitialized_var): Ignore left-hand side when walking the
3014 trees. Ignore address expressions. Examine VUSE operands in gimple
3015 statements with a variable declaration on the right-hand side.
3017 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
3020 * rtlanal.c (subreg_offset_representable_p): Revert last change.
3022 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3025 * c-common.c (conversion_warning): Do not warn if applying bit-and
3026 operator to unsigned constant that fits in the target type.
3028 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3031 * c-common.c (conversion_warning): Do not warn for artificial
3034 2008-08-20 Richard Guenther <rguenther@suse.de>
3036 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
3037 (extract_range_from_binary_expr): Fall back to constant propagation.
3038 (extract_range_from_unary_expr): Likewise.
3040 2008-08-20 Richard Guenther <rguenther@suse.de>
3042 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
3043 with TREE_THIS_VOLATILE on shared nodes.
3044 (fold_stmt_r): Likewise.
3046 2008-08-20 Jakub Jelinek <jakub@redhat.com>
3049 * c-parser.c (c_parser_attributes): For keywords use canonical
3050 spelling for attr_name.
3052 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3054 * value-prof.c (check_counter): Revert wrong call to error.
3056 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3058 * profile.c: Update calls to inform.
3059 * value-prof.c: Update calls to inform.
3061 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3063 * diagnostic.c (inform): Add an explicit location_t parameter.
3064 * toplev.h (inform): Update declaration.
3065 * builtins.c: Update all calls to inform.
3066 * c-common.c: Likewise.
3067 * c-decl.c: Likewise.
3068 * c-opts.c: Likewise.
3069 * c-pch.c: Likewise.
3070 * c-pragma.c: Likewise.
3071 * c-typeck.c: Likewise.
3072 * coverage.c: Likewise.
3074 * toplev.c: Likewise.
3075 * tree-cfg.c: Likewise.
3076 * tree-ssa.c: Likewise.
3078 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
3081 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
3082 V2DI mode, for SSE4.1, use movq instead of vector set if the
3083 second element is zero and inter-unit moves are OK.
3085 2008-08-20 Richard Guenther <rguenther@suse.de>
3087 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
3088 properly handle conversion/copy chains after tuplification.
3090 2008-08-20 Richard Guenther <rguenther@suse.de>
3092 * passes.c (init_optimization_passes): Move the second
3093 forwprop pass before alias computation. Remove the second
3094 DCE pass. Remove the first dominator and phi copy/const
3097 2008-08-20 Nick Clifton <nickc@redhat.com>
3099 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
3100 support of this feature. Do not assume that a sufficiently new
3101 assembler will support the feature regardless of the target type.
3102 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
3103 * configure: Regenerate.
3105 2008-08-20 Richard Guenther <rguenther@suse.de>
3107 * tree-vrp.c (found_in_subgraph): Remove.
3108 (live): New global static.
3109 (live_on_edge): New function.
3110 (blocks_visited): Remove.
3111 (register_edge_assert_for_2): Use live_on_edge.
3112 (find_conditional_asserts): Remove code dealing with
3113 found_in_subgraph. Do not walk the CFG.
3114 (find_switch_asserts): Likewise.
3115 (find_assert_locations_1): Renamed from find_assert_locations.
3116 Move finding assert locations for conditional and switch
3117 statements first. Update live bitmap. Do not walk the CFG.
3118 (find_assert_locations): New function.
3119 (insert_range_assertions): Remove entry of CFG walk.
3120 Adjust call to find_assert_locations.
3121 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
3122 that only can appear because of fake exit edges but assert we
3123 never try to insert on those.
3124 (fini_pre): Do not remove fake exit edges here...
3125 (execute_pre): ...but here, before committing edge inserts.
3127 2008-08-19 Richard Guenther <rguenther@suse.de>
3129 * passes.c (init_optimization_passes): Exchange store-ccp
3132 2008-08-19 Rafael Espindola <espindola@google.com>
3134 * varasm.c (weak_decls): Move earlier in the file.
3135 (assemble_external): Add weak decls to the weak_decls list.
3136 (declare_weak): Don't add decls to the weak_decls list.
3138 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
3141 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
3142 before (sse2_shufpd_<mode>).
3144 2008-08-19 Jakub Jelinek <jakub@redhat.com>
3147 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
3148 * tree.c (block_nonartificial_location): Likewise.
3150 2008-08-19 Richard Guenther <rguenther@suse.de>
3152 PR tree-optimization/35972
3153 PR tree-optimization/23094
3154 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
3156 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
3157 handle MISALIGNED_INDIRECT_REF.
3158 (get_ref_from_reference_ops): New helper.
3159 (vn_reference_lookup_pieces): Walk the use-def chain using the
3160 alias-oracle if requested.
3161 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
3162 walking the use-def chain.
3163 (compute_avail): But not here.
3164 (create_component_ref_by_pieces_1): Properly handle
3165 MISALIGNED_INDIRECT_REF.
3166 (do_regular_insertion): Handle fully redundant
3167 expressions after PHI-translation also for SSA_NAME values, not
3168 only constants. Correctly use edoubleprime for that.
3170 2008-08-19 Ira Rosen <irar@il.ibm.com>
3172 * tree-vectorizer.c (supportable_widening_operation): Support
3173 multi-step conversion, return the number of steps in such conversion
3174 and the required intermediate types.
3175 (supportable_narrowing_operation): Likewise.
3176 * tree-vectorizer.h (vect_pow2): New function.
3177 (supportable_widening_operation): Change argument types.
3178 (supportable_narrowing_operation): Likewise.
3179 (vectorizable_type_promotion): Add an argument.
3180 (vectorizable_type_demotion): Likewise.
3181 * tree-vect-analyze.c (vect_analyze_operations): Call
3182 vectorizable_type_promotion and vectorizable_type_demotion with
3183 additional argument.
3184 (vect_get_and_check_slp_defs): Detect patterns.
3185 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
3187 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
3188 vect_build_slp_tree with correct arguments. Calculate unrolling factor
3189 according to the smallest type in the loop.
3190 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
3191 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
3192 supportable_widening_operation with correct arguments.
3193 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
3194 operands lists according to the number of vector statements in left
3195 or right node, if exists.
3196 (vect_gen_widened_results_half): Remove unused argument.
3197 (vectorizable_conversion): Call supportable_widening_operation,
3198 supportable_narrowing_operation, and vect_gen_widened_results_half
3199 with correct arguments.
3200 (vectorizable_assignment): Change documentation, support multiple
3202 (vectorizable_operation): Likewise.
3203 (vect_get_loop_based_defs): New function.
3204 (vect_create_vectorized_demotion_stmts): Likewise.
3205 (vectorizable_type_demotion): Support loop-aware SLP and general
3206 multi-step conversion. Call vect_get_loop_based_defs and
3207 vect_create_vectorized_demotion_stmts for transformation.
3208 (vect_create_vectorized_promotion_stmts): New function.
3209 (vectorizable_type_promotion): Support loop-aware SLP and general
3210 multi-step conversion. Call vect_create_vectorized_promotion_stmts
3212 (vectorizable_store): Change documentation, support multiple
3214 (vectorizable_load): Likewise.
3215 (vect_transform_stmt): Pass SLP_NODE to
3216 vectorizable_type_promotion and vectorizable_type_demotion.
3217 (vect_schedule_slp_instance): Move here the calculation of number
3218 of vectorized statements for each node from...
3219 (vect_schedule_slp): ... here.
3220 (vect_transform_loop): Call vect_schedule_slp without the last
3223 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
3226 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
3227 to == in assert statement.
3228 (vectorizable_reduction): Fix typo.
3230 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3233 * value-prof.c (check_counter): Dereference pointer to overall
3234 count when printing it.
3236 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3238 * profile.h: Really add it.
3240 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3242 * mcf.c: Really add it.
3244 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
3245 Vinodha Ramasamy <vinodha@google.com>
3247 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
3249 * value-prof.c (check_counter): Fix the counter if
3250 flag_profile_correction is true.
3251 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3252 tree_mod_subtract_transform):
3253 Follow check_counter parameter change.
3254 * common.opt (fprofile-correction): New option.
3256 * profile.h: Likewise.
3257 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
3258 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
3259 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
3261 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
3262 flag_profile_correction is set.
3264 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
3266 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
3268 2008-08-18 Tomas Bily <tbily@suse.cz>
3270 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
3271 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
3273 * tree-data-ref.c (split_constant_offset_1): Likewise.
3274 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
3275 * tree-sra.c (sra_walk_expr): Likewise.
3276 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
3277 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
3278 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
3279 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
3281 * gimple.c (gimple_assign_unary_nop_p): Likewise.
3282 * tree-vect-transform.c (vectorizable_type_demotion)
3283 (vectorizable_type_promotion): Likewise.
3284 * tree-inline.c (expand_call_inline):
3285 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
3286 (forward_propagate_addr_expr_1, forward_propagate_comparison)
3287 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3288 * expr.c (expand_expr_real_1): Likewise.
3289 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
3290 (gimple_assign_unary_useless_conversion_p): Likewise.
3291 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3292 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
3293 * fold-const.c (fold_unary): Likewise.
3294 * tree.h (CONVERT_EXPR_P): Likewise.
3295 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
3296 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
3298 (register_edge_assert_for_2, extract_range_from_unary_expr)
3299 (register_edge_assert_for_1): Likewise.
3301 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3303 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
3304 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
3305 (enum real_value_const): Delete.
3306 (get_real_const): Delete.
3307 * real.c (get_real_const): Delete.
3308 (dconst_e_ptr): Define.
3309 (dconst_third_ptr): Define.
3310 (dconst_sqrt2_ptr): Define.
3311 * builtins.c: Update all callers.
3313 2008-08-18 Richard Guenther <rguenther@suse.de>
3315 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
3316 statement iterator after statement removal.
3318 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
3320 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
3321 (detect_processor_freebsd): Likewise.
3322 (host_detect_local_cpu): Call newly added functions for FreeBSD.
3324 2008-08-18 Richard Guenther <rguenther@suse.de>
3326 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
3327 and loads have the correct types.
3329 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3332 * c-opts.c (cpp_opts): Remove static.
3333 * c-parser.c (cpp_opts): Declare it extern.
3334 (disable_extension_diagnostics): Handle cpp options.
3335 (enable_extension_diagnostics): Likewise.
3337 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3339 * diagnostics.c (permerror_at): Rename as permerror.
3340 (permerror): Delete.
3341 * toplev.h: Likewise.
3343 2008-08-18 Richard Guenther <rguenther@suse.de>
3345 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
3346 sdse1 and addressables2 passes. Replace dce1 with cddce1.
3347 Move call_cdce before build_alias. Move copyrename2,
3348 cunrolli and ccp2 beafore build_alias. Re-add addressable2
3349 right after final inlining.
3350 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
3351 (pass_build_cfg): But instead via TODO_dump_func.
3353 2008-08-18 Richard Guenther <rguenther@suse.de>
3355 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
3357 (scalarize_init): If we failed to generate some initializers
3358 do not generate zeros for not instantiated members. Instead
3359 rely on the copy out.
3360 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
3361 about missing flow-sensitive alias info only if we have
3364 2008-08-17 Nick Clifton <nickc@redhat.com>
3366 * doc/extend.texi (Function Attributes): Fix typo in description
3367 if hot function attribute.
3369 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
3370 Richard Sandiford <rdsandiford@googlemail.com>
3372 * doc/install.texi (--with-mips-plt): Document.
3373 * doc/invoke.texi (-mplt, -mno-plt): Document.
3374 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
3375 and handle ${with_mips_plt}.
3376 * config/mips/mips.opt (mplt): New option.
3377 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
3378 (TARGET_ABICALLS_PIC2): Likewise.
3379 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
3380 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
3381 (ASM_SPEC): Use !mabi=* instead of !mabi*.
3382 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
3383 to decide whether to output ".option picX" directives.
3384 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
3385 Pass -call_nonpic rather than -KPIC for -mplt.
3386 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
3387 on the command line. Also remove it when -mabi=64 is used without
3389 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
3390 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
3391 TARGET_ABICALLS_PIC0.
3392 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
3394 (mips16_build_function_stub): Only output ".option pic" directives
3395 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
3396 (mips16_build_call_stub): Fix comment and remove redundant
3397 ".set at"/"set .noat" directives.
3398 (mips_function_rodata_section): Use the default behaviour for
3399 TARGET_ABSOLUTE_ABICALLS.
3400 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
3401 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
3402 (mips_restore_gp): Do nothing if the current function doesn't use
3404 (mips_expand_prologue): Only save $gp if the current function uses it.
3405 Use a normal move for TARGET_ABICALLS_PIC0.
3406 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
3408 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
3410 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
3411 of function when handling GLOBAL_POINTER_REGNUM.
3413 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
3416 * common.opt (-fstack-check): Do not declare the variable here.
3417 (-fstack-check=): New option variant.
3418 * doc/invoke.texi (Code Gen Options): Document it.
3419 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
3420 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
3421 (STACK_CHECK_STATIC_BUILTIN): New macro.
3422 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
3423 * opts.c: Include expr.h.
3424 (common_handle_option) <OPT_fold_stack_check_>: New case.
3425 <OPT_fstack_check>: Likewise.
3426 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
3427 consistently in the test for variable-sized types. Adjust for
3428 new behaviour of flag_stack_check.
3429 * explow.c: Include except.h.
3430 (allocate_dynamic_stack_space): Do not take into account
3431 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
3432 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
3433 for variable-sized parameters. Treat all parameters whose size is
3434 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
3435 stack checking is enabled.
3436 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
3437 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
3438 if generic stack checking is enabled.
3439 (expand_function_end): Adjust for new behaviour of flag_stack_check.
3440 * reload1.c (reload): Likewise.
3441 * stmt.c (expand_decl): Assert that all automatic variables have
3442 fixed size at this point and remove dead code.
3443 * flags.h (stack_check_type): New enumeration type.
3444 (flag_stack_check): Declare.
3445 * toplev.c (flag_stack_check): New global variable.
3446 * Makefile.in (opts.o): Add dependency on EXPR_H.
3447 (explow.o): Add dependency on except.h.
3449 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
3451 * config/avr/avr.c (avr_override_options): Reduce value of
3452 PARAM_INLINE_CALL_COST.
3454 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
3456 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
3457 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
3458 lieu of TYPE_MODE (type) throughout.
3460 2008-08-15 Joseph Myers <joseph@codesourcery.com>
3462 * config/arm/arm.c (add_minipool_backward_ref): Check for
3463 8-byte-aligned entries in second case of forcing insertion after a
3464 particular entry. Change third case to avoid inserting
3465 non-8-byte-aligned entries before 8-byte-aligned ones.
3467 2008-08-15 Richard Guenther <rguenther@suse.de>
3469 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
3470 strip components for unknown size accesses.
3472 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
3474 * config/s390/2097.md New file.
3475 * config/s390/s390.md ("z10prop" attribute): Define none,
3476 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
3477 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
3478 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
3479 possible values and apply them to insns as appropriate.
3480 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
3481 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
3482 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
3483 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
3485 ("bfp" mode attribute): Removed. Every occurence replaced
3487 * config/s390/s390.c (struct "z10_cost"): Updated entries.
3488 * config/s390/2084.md (insn_reservation "x_itof"): Updated
3491 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3494 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
3497 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
3499 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
3500 additional argument. Support reduction when duplication is needed due
3501 to data-types of different sizes in the loop.
3502 (get_initial_def_for_induction): Fix printout.
3503 (vect_get_vec_def_for_stmt_copy): Support case where the
3504 vec_stmt_for_operand is a phi node.
3505 (vectorizable_reduction): Support reduction when duplication is needed
3506 due to data-types of different sizes in the loop.
3507 (vectorizable_call): Remove restriction to not vectorize in case we
3508 have data-types of different sizes in the loop.
3509 (vectorizable_conversion): Likewise.
3510 (vectorizable_operation): Likewise.
3511 (vectorizable_type_demotion): Likewise.
3512 (vectorizable_type_promotion): Likewise.
3513 (vectorizable_induction): Add restriction to not vectorize in case
3514 we have data-types of different sizes in the loop.
3516 2008-08-14 Christophe Saout <christophe@saout.de>
3517 Uros Bizjak <ubizjak@gmail.com>
3520 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
3521 (*vec_concatv2di_rex64_sse4_1): Ditto.
3522 (*vec_concatv2di_rex64_sse): Ditto.
3524 2008-08-14 Jakub Jelinek <jakub@redhat.com>
3527 * fold-const.c (fold_widened_comparison): Do not allow
3528 sign changes that change the result even if shorter type
3529 is wider than arg1_unw's type.
3531 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
3533 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
3534 Skip if the multilib testing specifies -march that does not
3535 agree with the one specified in the testcase.
3537 2008-08-13 Joseph Myers <joseph@codesourcery.com>
3539 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
3540 zero extend SImode values being converted to TFmode before passing
3543 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3545 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
3546 __PPU__ when targeting the Cell/B.E. PPU processor.
3548 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
3550 * gimple.h (gimple_call_set_chain): Accept SSA variables.
3551 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
3552 Rematerialize the static chain, if any.
3553 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
3556 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
3558 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
3559 (new_loc_descr): Likewise.
3560 (add_loc_descr): Likewise.
3561 (size_of_loc_descr): Likewise.
3562 (size_of_locs): Likewise.
3563 (output_loc_operands): Likewise.
3564 (output_loc_sequence): Likewise.
3565 (new_reg_loc_descr): New.
3566 (build_cfa_loc): Use it.
3567 (build_cfa_aligned_loc): Likewise.
3568 (one_reg_loc_descriptor): Likewise.
3569 (based_loc_descr): Likewise.
3571 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3574 * doc/invoke.texi (Wmain): Update.
3575 * c-decl.c (start_decl): warn_main is only 0 or 1.
3576 (start_function): Likewise. Fix formatting.
3577 (finish_function): Delete redundant warning.
3578 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
3579 * c-opts (c_common_handle_option): -Wall only has effect if
3580 warn_main is uninitialized. OPT_Wmain is automatically
3581 handled. -pedantic also enables Wmain.
3582 (c_common_post_options): Handle all logic for Wmain here.
3583 * c-common.c (warn_main): Delete.
3584 (check_main_parameter_types): Make pedwarns conditional on
3586 * c-common.h (warn_main): Delete.
3588 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
3591 * expr.c (emit_group_store): Allocate stack temp with the
3592 largest alignment when copying from register to stack.
3594 2008-08-13 Richard Guenther <rguenther@suse.de>
3596 * tree.h (maybe_fold_offset_to_address): Declare.
3597 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
3598 (ccp_fold): Handle pointer conversions the same as fold_stmt.
3599 Likewise for POINTER_PLUS_EXPR.
3600 (maybe_fold_offset_to_reference): Enable disabled code.
3601 (maybe_fold_offset_to_address): New function.
3602 (fold_stmt_r): Use it.
3603 (fold_gimple_assign): Likewise.
3604 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
3605 (gimplify_expr): Likewise.
3607 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3609 * toplev.h (pedwarn_at): Fix declaration.
3611 2008-08-13 Joseph Myers <joseph@codesourcery.com>
3613 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
3614 LINK_SPEC): Use %R in -Y P argument.
3616 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3619 * diagnostic.c (pedwarn_at): New.
3620 * toplev.h (pedwarn_at): Declare.
3621 * c-tree.h (build_enumerator): Update declaration.
3622 * c-decl.c (finish_enum): Update comment.
3623 (build_enumerator): Take a location parameter. Give a pedwarn but do
3624 not perform any conversion.
3625 * c-parser.c (c_parser_enum_specifier): Set correct location for
3628 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3631 * c-common.c (conversion_warning): Use a switch. Ignore boolean
3632 expressions except for conversions to signed:1 bitfields. Handle
3633 COND_EXPR with constant operands.
3635 2008-08-13 Richard Guenther <rguenther@suse.de>
3637 PR tree-optimization/15255
3638 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
3639 (struct oecount_s): New struct and VEC types.
3641 (oecount_hash): New function.
3642 (oecount_eq): Likewise.
3643 (oecount_cmp): Likewise.
3644 (zero_one_operation): New function.
3645 (build_and_add_sum): Likewise.
3646 (undistribute_ops_list): Perform un-distribution of multiplication
3647 and division on the chain of summands.
3648 (should_break_up_subtract): Also break up subtracts for factors.
3649 (reassociate_bb): Delete dead visited statements.
3650 Call undistribute_ops_list. Re-sort and optimize if it did something.
3651 * passes.c (init_optimization_passes): Move DSE before
3653 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
3656 2008-08-12 Janis Johnson <janis187@us.ibm.com>
3658 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
3660 * doc/invoke.texi: Revert unintended checkin.
3662 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
3665 * gcc.c (include_spec_function): Tweak call to find_a_file.
3667 2008-08-12 Jakub Jelinek <jakub@redhat.com>
3670 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
3671 and TRUTH_ORIF_EXPR.
3672 * dojump.c (do_jump): Likewise.
3674 PR tree-optimization/37084
3675 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
3676 if id->regimplify, don't assume stmt is a cast assignment.
3678 2008-08-12 Anatoly Sokolov <aesok@post.ru>
3680 * final.c (final_scan_insn): Use app_enable/app_disable functions.
3682 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3685 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
3688 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3690 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
3691 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
3693 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
3694 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
3695 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
3696 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
3697 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
3699 * doc/tm.texi (Storage Layout): Remove documentation for
3700 TARGET_FLOAT_FORMAT.
3702 * simplify-rtx.c (simplify_binary_operation_1): Replace
3703 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
3705 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3707 * real.h (struct real_format): New member has_sign_dependent_rounding.
3708 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
3709 spu_single_format, ieee_double_format, mips_double_format,
3710 motorola_double_format, ieee_extended_motorola_format,
3711 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
3712 ieee_extended_intel_96_round_53_format, ibm_extended_format,
3713 mips_extended_format, ieee_quad_format, mips_quad_format,
3714 vax_f_format, vax_d_format, vax_g_format): Initialize it.
3715 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
3717 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
3718 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
3719 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
3720 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
3721 (ROUND_TOWARDS_ZERO): Likewise.
3723 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
3724 (FLOAT_MODE_FORMAT): New macro.
3725 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
3726 (MODE_COMPOSITE_P): ... this new macro.
3727 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
3728 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
3729 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
3731 * flags.h: Include "real.h".
3733 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
3734 REAL_MODE_FORMAT_COMPOSITE_P.
3735 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
3737 * doc/tm.texi (Storage Layout): Remove documentation of
3738 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
3739 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
3740 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
3741 they only apply to libgcc2.a.
3743 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3745 * config/spu/float_disf.c: New file.
3746 * config/spu/float_unsdisf.c: New file.
3747 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
3748 (LIB2FUNCS_EXCLUDE): Define.
3750 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3751 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3753 * real.h (struct real_format): New member round_towards_zero.
3754 * real.c (round_for_format): Respect fmt->round_towards_zero.
3755 (ieee_single_format, mips_single_format, motorola_single_format,
3756 spu_single_format, ieee_double_format, mips_double_format,
3757 motorola_double_format, ieee_extended_motorola_format,
3758 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
3759 ieee_extended_intel_96_round_53_format, ibm_extended_format,
3760 mips_extended_format, ieee_quad_format, mips_quad_format,
3761 vax_f_format, vax_d_format, vax_g_format): Initialize it.
3762 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
3764 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
3765 real_format to choose rounding mode when calling MPFR functions.
3766 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
3767 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
3769 * real.h (real_to_decimal_for_mode): Add prototype.
3770 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
3771 Respect target rounding mode when generating decimal representation.
3772 (real_to_decimal): New stub for backwards compatibility.
3773 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
3774 real_to_decimal_for_mode instead of real_to_decimal.
3776 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
3778 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3779 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3781 * real.c (spu_single_format): New variable.
3782 * real.h (spu_single_format): Declare.
3784 * config/spu/spu.c (spu_override_options): Install SFmode format.
3785 (spu_split_immediate): Use integer mode to operate on pieces of
3786 floating-point values in all cases.
3788 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
3789 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
3790 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
3792 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3794 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
3796 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3798 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
3800 2008-08-12 Jakub Jelinek <jakub@redhat.com>
3803 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
3804 on the VAR_DECL instead of TYPE_READONLY on its type.
3806 2008-08-12 Ira Rosen <irar@il.ibm.com>
3808 * tree-vectorizer.c: Depend on langhooks.h.
3809 (supportable_widening_operation): Add two arguments. Support double
3811 (supportable_narrowing_operation): Likewise.
3812 * tree-vectorizer.h (supportable_widening_operation): Add two
3814 (supportable_narrowing_operation): Likewise.
3815 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
3816 supportable_widening_operation with correct arguments.
3817 * tree-vect-transform.c (vectorizable_conversion): Likewise.
3818 (vectorizable_type_demotion): Support double type conversions.
3819 (vectorizable_type_promotion): Likewise.
3820 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
3822 2008-08-11 Michael Matz <matz@suse.de>
3824 * i386/i386.c (override_options): Move initialisation from
3825 flag_schedule_insns_after_reload to here from ...
3826 (optimization_options): ... here.
3828 2008-08-11 Jakub Jelinek <jakub@redhat.com>
3830 PR rtl-optimization/36998
3831 * dwarf2out.c (compute_barrier_args_size_1,
3832 compute_barrier_args_size): Temporarily remove assertions.
3834 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3837 * tree-ssa.c (struct walk_data): Add new flag
3838 warn_possibly_uninitialized.
3839 (warn_uninitialized_var): Use it.
3840 (warn_uninitialized_vars): New.
3841 (execute_early_warn_uninitialized): Call it.
3842 (execute_late_warn_uninitialized): Likewise.
3844 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3847 * reload1.c (gen_reload): Guard calls to get_secondary_mem
3850 2008-08-09 Jan Hubicka <jh@suse.cz>
3853 * optabs.c (maybe_emit_unop_insn): Remove produced code if
3855 (expand_fix): Be prepared for expansion to fail.
3856 (expand_sfix_optab): Remove instructions if expansion failed.
3858 2008-08-09 Anatoly Sokolov <aesok@post.ru>
3860 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
3862 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
3863 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3865 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3867 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
3868 mips/t-libgcc-mips16 to tmake_file.
3869 * config/mips/mips-protos.h (mips_call_type): New enum.
3870 (mips_pic_base_register, mips_got_load): Declare.
3871 (mips_restore_gp): Take an rtx argument.
3872 (mips_use_pic_fn_addr_reg_p): Declare.
3873 (mips_expand_call): Replace the sibcall_p argument with
3874 a mips_call_type argument. Add a lazy_p parameter.
3875 (mips_split_call): Declare.
3876 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
3877 (MIPS16_PIC_TEMP): Likewise.
3878 (reg_class): Delete M16_NA_REGS.
3879 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
3880 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
3881 (mips_split_hi_p): Declare.
3882 * config/mips/mips.c (mips_split_hi_p): New array.
3883 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
3884 (mips_got_symbol_type_p): New function.
3885 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
3886 (mips16_stub_function_p): New function.
3887 (mips16_local_function_p): Likewise.
3888 (mips_use_pic_fn_addr_reg_p): Likewise.
3889 (mips_cannot_force_const_mem): Return false for HIGHs.
3890 Extend CONST_INT and symbolic handling to MIPS16, using
3891 mips_symbol_insns to check that the base symbol type is a
3892 legitimate constant. Reject GOT-based constants if
3893 TARGET_MIPS16_PCREL_LOADS.
3894 (mips_const_insns): Check targetm.cannot_force_const_mem when
3895 decomposing a symbolic base and a large offset.
3896 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
3897 When calling a function that needs $25 from MIPS16 code,
3898 move the target address into $25 separately and add a USE
3900 (mips16_gp_pseudo_reg): Insert the initializer immediately
3901 before the first real insn.
3902 (mips_pic_base_register, mips_got_load): New functions.
3903 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
3904 parameter to LOW_OUT. Say that it can be any valid SET_SRC
3905 when splitting a load-address operation. Split SYMBOL_GOT_DISP
3906 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
3907 (mips_call_tls_get_addr): Update the call to mips_expand_call,
3908 also passing NULL_RTX rather than const0_rtx as the aux argument.
3909 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
3910 instead of TARGET_EXPLICIT_RELOCS.
3911 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
3912 (mips_load_call_address): Replace the sibcall_p argument with
3913 a mips_call_type argument. Use mips_got_load.
3914 (mips16_local_alias): New structure.
3915 (mips16_local_aliases): New variable.
3916 (mips16_local_aliases_hash): New function.
3917 (mips16_local_aliases_eq): Likewise.
3918 (mips16_local_alias): Likewise.
3919 (mips16_stub_function): Likewise.
3920 (mips16_build_function_stub): Create a local alias for the target
3921 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
3922 .cpload directive and an R_MIPS_NONE relocation for the target
3923 function, then load the alias rather than the function itself.
3924 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
3925 (mips16_copy_fpr_return_value): Use mips16_stub_function and
3926 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
3927 (mips16_build_call_stub): Replace the FN parameter with an
3928 FN_PTR parameter. Force the address into a register if it
3929 isn't a call_insn_operand; don't rely on the caller to do this.
3930 If a call to a locally-defined and locally-binding MIPS16
3931 function must be made indirectly, redirect the call to the
3932 function's local alias. Use mips16_stub_function_p,
3933 mips16_stub_function, mips_expand_call and use_reg.
3934 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
3935 Use explicit %hi and %lo accesses where possible.
3936 Use MIPS_CALL to generate the correct code form of a
3937 jal instruction. Add clobbers of $18 instead of uses.
3938 Update the call to mips_emit_call_insn.
3939 (mips_expand_call): Replace the SIBCALL_P argument with a
3940 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
3941 Take a LAZY_P parameter. Call mips16_build_call_stub first,
3942 allowing it to modify the call address. Update the calls to
3943 mips_load_call_address and mips_emit_call_insn.
3944 (mips_split_call): New function.
3945 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
3946 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
3947 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
3948 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
3949 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
3951 (mips_cprestore_slot): New function.
3952 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
3953 and use mips_cprestore_slot.
3954 (mips_output_function_prologue): Handle TARGET_MIPS16 for
3956 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
3957 then use a copygp_mips16 instruction to set up $28.
3958 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
3959 (mips16_lay_out_constants): Call split_all_insns_noflow.
3960 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
3961 false if TARGET_MIPS16.
3962 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
3963 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
3964 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
3965 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
3966 MIPS16 code. Allow MIPS16 o32 PIC.
3967 (mips_override_options): Allow MIPS16 o32 PIC.
3968 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
3969 after reload if TARGET_USE_GOT.
3970 (UNSPEC_COPYGP): New constant.
3971 (length): Use a default length of 8 for MIPS16 GOT loads.
3972 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
3973 (*got_page<mode>): Check mips_split_hi_p.
3974 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
3975 (unspec_got<mode>, unspec_call<mode>): New expanders.
3976 (load_got<mode>, load_call<mode>): Remove the length attributes.
3977 Use a got attribute instead of a type attribute.
3978 (copygp_mips16): New insn.
3979 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
3980 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
3981 (sibcall, sibcall_value, call, call_value): Update the calls
3982 to mips_expand_call.
3983 (call_internal, call_value_internal): Use mips_split_call.
3984 (call_value_multiple_internal): Likewise.
3985 (call_split): Move after call_internal (the insn it is split from).
3986 (call_internal_direct, call_value_internal_direct): Turn into
3987 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
3988 (call_direct_split, call_value_direct_split): New patterns.
3989 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
3990 and use M16_REGS instead of M16_NA_REGS.
3991 * config/mips/predicates.md (const_call_insn_operand): Replace
3992 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
3993 mips_use_pic_fn_addr_reg_p check.
3994 (move_operand): Reject HIGHs if mips_split_hi_p.
3995 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
3996 (__mips16_floatunsisf): Inline __mips16_floatsisf.
3997 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
3998 * config/mips/libgcc-mips16.ver: New file.
3999 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
4000 $(srcdir)/config/mips/libgcc-mips16.ver.
4002 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4004 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
4005 (mips_unspec_address, mips_unspec_offset_high): Likewise.
4006 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
4007 (mips16_cfun_returns_in_fpr_p): Likewise.
4009 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4011 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
4012 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
4013 rather than 4 to PC.
4015 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4017 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
4018 (FUNCTION_PROFILER): Save the static chain pointer into $2
4019 beforehand and restore it aftewards.
4020 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
4021 address directly into $25 and call the function through $25;
4022 do not clobber $3. Pad the DImode version to cover the space
4023 left by the deleted $25 <- $3 move.
4024 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
4025 the removal of the $25 <- $3 move.
4026 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
4027 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4029 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4030 Daniel Jacobowitz <dan@codesourcery.com>
4032 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
4033 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
4034 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
4035 * config/mips/mips.c (mips_start_function_definition): New function.
4036 (mips_end_function_definition): Likewise.
4037 (mips_output_function_prologue): Use mips_start_function_definition.
4038 (mips_output_function_epilogue): Use mips_end_function_definition.
4039 (build_mips16_function_stub): Use mips_start_function_definition
4040 and mips_end_function_definition.
4041 (build_mips16_call_stub): Likewise.
4043 2008-08-09 Richard Guenther <rguenther@suse.de>
4045 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
4046 * gimple.h (gimple_call_fn): Adjust comment.
4047 (gimple_call_set_fndecl): New function.
4048 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
4049 longer having bare FUNCTION_DECL operand.
4050 (gimple_call_return_type): Likewise.
4051 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
4053 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
4054 (gimple_mod_pow2): Likewise.
4055 (gimple_mod_subtract): Likewise.
4056 (gimple_ic): Likewise.
4057 (gimple_stringop_fixed_value): Likewise.
4058 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
4059 longer having bare FUNCTION_DECL operand.
4060 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
4061 * omp-low.c (optimize_omp_library_calls): Likewise.
4062 * cgraphunit.c (update_call_expr): Likewise.
4063 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
4064 (execute_convert_to_rsqrt): Likewise.
4065 * cfgexpand.c (gimple_to_tree): Simplify.
4066 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
4067 bare FUNCTION_DECL operand.
4068 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
4069 (convert_gimple_call): Use gimple_call_fndecl.
4070 * c-common.c (c_warn_unused_result): Likewise.
4072 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4075 * c-typeck.c (digest_init): Call verify_sequence_points from here.
4076 (c_finish_return): Likewise.
4077 (c_start_case): Likewise.
4078 * c-common.c (warn_for_collisions_1): Use explicit location in
4080 * c-parser.c (c_parser_condition): New. Call
4081 verify_sequence_points.
4082 (c_parser_paren_condition): Call c_parser_condition.
4083 (c_parser_for_statement): Call c_parser_condition.
4085 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4088 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
4089 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
4090 Moved from diagnostic.h
4091 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
4093 (emit_diagnostic): New.
4094 (warning0, pedwarn0): Delete.
4095 (warning, warning_at, pedwarn, permerror): Return bool.
4096 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
4097 Moved to diagnostic.c.
4098 (struct diagnostic_context): Use correct type for
4099 classify_diagnostic.
4100 (diagnostic_report_diagnostic): Update declaration.
4101 (emit_diagnostic): Declare.
4102 * errors.c (warning): Return bool.
4103 * errors.h (warning): Update declaration.
4104 * toplev.h (warning0, pedwarn0): Delete.
4105 (warning, warning_at, pedwarn, permerror): Return bool.
4106 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
4107 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
4108 inform. Update all calls.
4109 (diagnose_mismatched_decls): Check return value of warning/pedwarn
4110 before giving informative note.
4111 (implicit_decl_warning): Likewise.
4112 * c-typeck.c (build_function_call): Likewise.
4113 * tree-sssa.c (warn_uninit): Likewise.
4114 * builtins.c (gimplify_va_arg_expr): Likewise.
4116 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4119 * doc/invoke.texi (-Wextra): Move warning from here...
4120 (-Wuninitialized): ... to here.
4122 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4125 * flags.h (set_Wunused): Delete
4126 * toplev.c (process_options): Handle Wunused flags here.
4127 * opts.c (maybe_warn_unused_parameter): Delete.
4128 (common_handle_option): Replace set_Wunused by warn_unused.
4129 (set_Wextra): Do not handle Wunused-parameter here.
4130 (set_Wunused): Delete.
4131 * c-opts.c (c_common_handle_option): Replace set_Wunused by
4133 * common.opt (Wunused): Add Var and Init.
4134 (Wunused-function): Likewise.
4135 (Wunused-label): Likewise.
4136 (Wunused-parameter): Likewise.
4137 (Wunused-value): Likewise.
4138 (Wunused-variable): Likewise.
4140 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
4142 * doc/invoke.texi: Add cpu_type power7.
4143 * config.in (HAVE_AS_VSX): New.
4144 * config.gcc: Add cpu_type power7.
4145 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
4147 * configure: Regenerate.
4148 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
4150 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
4151 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
4152 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
4154 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
4156 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
4157 type to vectorize.builtin_conversion.
4158 (vectorizable_conversion): Likewise.
4159 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
4160 integral type as input.
4161 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
4163 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
4164 and ALTIVEC_BUILTIN_VCTSXS.
4165 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
4168 2008-08-08 Richard Guenther <rguenther@suse.de>
4170 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
4171 (surely_varying_stmt_p): Calls are varying only if they are
4172 non-builtin and not indirect or have no result.
4173 (ccp_fold): Re-instantiate code before the tuples merge.
4175 2008-08-08 Richard Guenther <rguenther@suse.de>
4177 PR tree-optimization/37056
4178 * gimple.h (gimple_assign_rhs_class): New helper function.
4179 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
4180 unary operations properly.
4182 2008-08-07 Jan Hubicka <jh@suse.cz>
4184 * i386.h (ix86_size_cost): Declare.
4185 (ix86_cur_cost): New function macro.
4186 * i386.md (peepholes expanding size and splitters): Predicate by
4187 optimize_insn_for_speed_p.
4188 (peepholes reduce size and splitters): Predicate by
4189 optimize_insn_for_size_p.
4190 * i386.c (ix86_size_cost): Rename from ...
4191 (size_cost): This one.
4192 (override_options): Update.
4193 (decide_alg): Likewise.
4194 (ix86_expand_clear): Use RTL profile.
4195 (ix86_pad_returns): Use RTL profile.
4197 2008-08-07 Jan Hubicka <jh@suse.cz>
4199 * recog.c (split_all_insns): Set RTL profile
4200 (peephole2_optimize): Likewise.
4201 * function.c (thread_prologue_and_epilogue_insns): Likewise.
4202 * combine.c (combine_instructions): Likewise.
4204 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4206 * c-common.c (c_common_reswords): Also warn about keyword "bool".
4208 2008-08-07 Bob Wilson <bob.wilson@acm.org>
4210 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
4211 value in a6 after the set_frame_ptr insn.
4213 2008-08-07 Richard Henderson <rth@redhat.com>
4216 * gcc.c (cpp_options): Pass along -g*.
4218 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4220 * config/arm/arm.c (output_move_neon): Update comment describing
4221 big-endian vector layout.
4222 (arm_assemble_integer): Do not handle big-endian NEON vectors
4224 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
4225 neon_vget_lane<mode>_sext_internal,
4226 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
4227 element indices for big-endian.
4229 2008-08-07 Richard Henderson <rth@redhat.com>
4231 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
4232 * configure, config.in: Rebuild.
4233 * debug.h (dwarf2out_do_cfi_asm): Declare.
4234 * c-cppbuiltin.c (c_cpp_builtins): Use it.
4235 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
4236 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
4237 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
4239 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4241 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
4242 movv2si_internal): Combine into mov<mode>_internal.
4243 (movv2si_internal_2): Remove.
4245 2008-08-07 Jan Hubicka <jh@suse.cz>
4248 * i386.md (single stringop patterns): Enable unconditionally.
4250 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
4253 * config/i386/emmintrin.h (_mm_move_epi64): Use
4254 __builtin_ia32_movq128.
4256 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
4257 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
4259 * config/i386/sse.md (sse2_movq128): New.
4261 * doc/extend.texi: Document __builtin_ia32_movq128.
4263 2008-08-07 Richard Guenther <rguenther@suse.de>
4266 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
4267 pointers can access anything.
4269 2008-08-06 Jan Hubicka <jh@suse.cz>
4271 * optabs.c (emit_unop_insn): Break out to ...
4272 (maybe_emit_unop_insn): ... this one.
4273 (expand_sfix_optab): Use maybe variant.
4274 * optabs.h (maybe_emit_unop_insn): Declare.
4276 * i386.md (mov0 patterns): Enable by default.
4277 (FP conversion expanders): Disable expansion of code expanding
4278 sequences when instruction should be optimized for size.
4279 (single strinop patterns): Enable when optimizing for size.
4280 (string expanders): Disable expanding of code expanding sequences
4281 when optimizning instruction for size.
4282 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
4284 (ix86_fp_comparison_sahf_cost): Likewise.
4285 (ix86_expand_branch): Likewise.
4286 (ix86_expand_ashl_const): Likewise.
4287 (ix86_split_ashl): Likewise.
4288 (ix86_expand_strlen): Likewise.
4289 (ix86_emit_fp_unordered_jump): Likewie.
4291 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4293 * c-common.c: Fix typo.
4294 (c_common_reswords): Activate more C++ keyword warnings.
4296 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
4298 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4301 * diagnostic.c (permerror_at): New.
4302 * toplev.h (permerror_at): Declare.
4304 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
4305 Ira Rosen <irar@il.ibm.com>
4307 * tree-vect-transform.c (vect_model_simple_cost): Return
4308 immediately if stmt is pure SLP.
4309 (vect_model_store_cost): Ditto.
4310 (vect_model_load_cost): Ditto.
4311 (vectorizable_store): Remove PURE_SLP check before call
4312 to vect_model_store_cost.
4313 (vect_model_store_cost): When checking whether stmt describe
4314 strided access, add a check that it is not slp_node.
4316 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4319 * c-common.c (warn_for_sign_compare): New. Handle separately the
4320 case that 'constant' is zero.
4321 * c-typeck.c (build_binary_op): Move code to c-common.c
4323 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4325 * config/alpha/alpha.c (alpha_preferred_reload_class,
4326 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
4327 alpha_output_mi_thunk_osf): Avoid C++ keywords.
4328 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
4329 * config/arm/arm.md: Likewise.
4330 * config/avr/avr-protos.h (preferred_reload_class,
4331 test_hard_reg_class, avr_simplify_comparison_p,
4332 out_shift_with_cnt, class_max_nregs): Likewise.
4333 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
4334 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
4335 preferred_reload_class, test_hard_reg_class): Likewise.
4336 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
4337 bfin_memory_move_cost, bfin_secondary_reload,
4338 bfin_output_mi_thunk): Likewise.
4339 * config/crx/crx.c (crx_secondary_reload_class,
4340 crx_memory_move_cost): Likewise.
4341 * config/frv/frv-protos.h (frv_secondary_reload_class,
4342 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
4343 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
4344 frv_secondary_reload_class, frv_class_likely_spilled_p,
4345 frv_class_max_nregs): Likewise.
4346 * config/h8300/h8300.c (h8300_classify_operand,
4347 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
4349 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
4350 * config/ia64/ia64.c (ia64_preferred_reload_class,
4351 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
4352 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
4353 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
4355 * config/m68hc11/m68hc11.c (preferred_reload_class,
4356 m68hc11_memory_move_cost): Likewise.
4357 * config/mcore/mcore.c (mcore_secondary_reload_class,
4358 mcore_reload_class): Likewise.
4359 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
4360 mips_class_max_nregs, mips_cannot_change_mode_class,
4361 mips_preferred_reload_class, mips_secondary_reload_class,
4362 mips_output_mi_thunk): Likewise.
4363 * config/mmix/mmix.c (mmix_preferred_reload_class,
4364 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
4366 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4368 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
4369 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
4370 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4371 * config/rs6000/rs6000.c (paired_expand_vector_init,
4372 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
4373 compare_section_name, rs6000_memory_move_cost): Likewise.
4374 * config/s390/s390.c (s390_emit_compare_and_swap,
4375 s390_preferred_reload_class, s390_secondary_reload,
4376 legitimize_pic_address, legitimize_tls_address,
4377 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
4378 s390_class_max_nregs): Likewise.
4379 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4380 * config/s390/s390.md: Likewise.
4381 * config/score/score-protos.h (score_secondary_reload_class,
4382 score_preferred_reload_class): Likewise.
4383 * config/score/score.c (score_preferred_reload_class,
4384 score_secondary_reload_class): Likewise.
4385 * config/score/score3.c (score3_output_mi_thunk,
4386 score3_preferred_reload_class, score3_secondary_reload_class,
4387 score3_hard_regno_mode_ok): Likewise.
4388 * config/score/score3.h (score3_preferred_reload_class,
4389 score3_secondary_reload_class): Likewise.
4390 * config/score/score7.c (score7_output_mi_thunk,
4391 score7_preferred_reload_class, score7_secondary_reload_class,
4392 score7_hard_regno_mode_ok): Likewise.
4393 * config/score/score7.h (score7_preferred_reload_class,
4394 score7_secondary_reload_class): Likewise.
4395 * config/sh/sh.c (prepare_move_operands, output_far_jump,
4396 output_branchy_insn, add_constant, gen_block_redirect,
4397 sh_insn_length_adjustment, sh_cannot_change_mode_class,
4398 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
4400 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4401 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
4402 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
4403 xstormy16_preferred_reload_class): Likewise.
4404 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
4405 xtensa_expand_atomic, override_options,
4406 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
4408 * reorg.c (try_merge_delay_insns): Likewise.
4409 * tree.c (merge_dllimport_decl_attributes): Likewise.
4411 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
4413 2008-08-06 Michael Matz <matz@suse.de>
4415 * Makefile.in (write_entries_to_file): Quote words.
4416 * gengtype.c: (read_input_line): Skip over leading white-space.
4418 2008-08-06 Marc Gauthier <marc@tensilica.com>
4420 * config.gcc: Match more processor names for Xtensa.
4421 * configure.ac: Likewise.
4422 * doc/install.texi (Specific): Likewise.
4423 * configure: Regenerate.
4425 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4427 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
4428 * calls.c (avoid_likely_spilled_reg): Likewise.
4429 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
4430 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
4431 * config/i386/i386.c (ix86_expand_special_args_builtin,
4432 ix86_secondary_reload): Likewise.
4433 * except.c (struct eh_region, gen_eh_region_catch,
4434 remove_unreachable_regions, duplicate_eh_regions,
4435 assign_filter_values, build_post_landing_pads,
4436 sjlj_find_directly_reachable_regions, remove_eh_handler,
4437 reachable_next_level, foreach_reachable_handler,
4438 can_throw_internal_1, can_throw_external_1,
4439 collect_one_action_chain): Likewise.
4440 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
4441 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
4442 * function.c (update_temp_slot_address, instantiate_new_reg,
4443 instantiate_virtual_regs_in_rtx,
4444 instantiate_virtual_regs_in_insn): Likewise.
4445 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
4446 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
4447 gimplify_cleanup_point_expr): Likewise.
4448 * ipa-cp.c (ipcp_lattice_changed): Likewise.
4449 * passes.c (next_pass_1): Likewise.
4450 * print-tree.c (print_node_brief, print_node): Likewise.
4451 * profile.c (branch_prob): Likewise.
4452 * tree-dump.c (dump_register): Likewise.
4453 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
4455 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
4456 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
4457 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
4458 copy_arguments_for_versioning, copy_static_chain): Likewise.
4459 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
4460 add_new_name_mapping, register_new_name_mapping): Likewise.
4461 * tree-mudflap.c (mf_xform_derefs): Likewise.
4462 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
4463 get_init_expr, combine_chains): Likewise.
4464 * tree-pretty-print.c (dump_generic_node): Likewise.
4465 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
4466 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
4467 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
4468 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
4470 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
4473 * calls.c (expand_call): Use the biggest preferred stack
4476 2008-08-06 Michael Matz <matz@suse.de>
4479 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
4480 for reused reload, instead of overwriting them.
4482 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
4485 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
4486 for incoming stack boundary.
4488 * function.c (assign_parm_find_entry_rtl): Update
4489 parm_stack_boundary.
4491 * function.h (rtl_data): Add parm_stack_boundary.
4493 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
4494 parm_stack_boundary for incoming stack boundary.
4496 2008-08-06 Joseph Myers <joseph@codesourcery.com>
4498 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
4499 for unrepresentable subregs or treat them as equal to other regs
4500 or subregs with the same register number.
4502 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
4505 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
4508 2008-08-06 Jan Hubicka <jh@suse.cz>
4510 * predict.c (maybe_hot_frequency_p): When profile is absent, all
4511 frequencies might be hot.
4513 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
4515 * reload.c (find_reloads): Force constants into literal pool
4516 also if they are wrapped in a SUBREG.
4518 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4521 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
4522 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
4523 Don't allow predicated instructions for data speculation.
4524 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
4527 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4529 * haifa-sched.c (extend_global): Split to extend_global_data and
4530 extend_region_data. Update all uses.
4531 (extend_all): Rename to extend_block_data.
4533 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4535 * sched-rgn.c (new_ready): Check if instruction can be
4536 speculatively scheduled before attempting speculation.
4537 (debug_rgn_dependencies): Remove wrongful assert.
4539 2008-08-05 Bob Wilson <bob.wilson@acm.org>
4541 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
4543 2008-08-05 Bob Wilson <bob.wilson@acm.org>
4545 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
4546 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
4547 va_size, and type_size.
4549 2008-08-04 Jason Merrill <jason@redhat.com>
4552 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
4553 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
4555 2008-08-05 Richard Henderson <rth@redhat.com>
4557 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
4558 * configure: Rebuild.
4560 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4563 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
4564 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
4567 2008-08-05 Richard Henderson <rth@redhat.com>
4569 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
4570 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
4571 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
4572 * common.opt (fdwarf2-cfi-asm): New.
4573 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
4574 * config.in, configure: Rebuild.
4575 * dwarf2asm.c (dw2_asm_output_data_raw): New.
4576 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
4577 (dw2_force_const_mem): Externalize.
4578 * dwarf2asm.h: Update.
4579 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
4580 generate a real label.
4581 (output_cfi_directive): New.
4582 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
4583 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
4584 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
4586 (dwarf2out_end_epilogue): Emit .cfi_endproc.
4587 (output_loc_operands_raw, output_loc_sequence_raw): New.
4588 (output_cfa_loc_raw): New.
4590 2008-08-05 Paul Brook <paul@codesourcery.com>
4592 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
4593 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
4594 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
4595 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
4596 * config/arm/arm.h (TARGET_VFPD32): Define.
4597 (TARGET_VFP3): Use TARGET_VFPD32.
4598 (fputype): Add FPUTYPE_VFP3D16.
4599 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
4600 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
4601 * config/arm/arm-cores.def: Add cortex-r4f.
4602 * config/arm/arm-tune.md: Regenerate.
4604 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4606 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
4607 Reword some comments throughout the file.
4609 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
4610 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
4611 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
4612 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
4614 (MFC_START_ENABLE): Remove PPU-only define.
4615 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
4616 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
4618 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
4619 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
4620 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
4621 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
4622 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
4623 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
4624 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
4626 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
4627 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
4628 (mfc_sdcrt, mfc_sdcrtst): Likewise.
4629 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
4631 (spu_read_machine_status): Fix typo.
4633 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4635 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
4636 SUBREG of multi-word hard register.
4637 * config/spu/spu.c (valid_subreg): Likewise.
4638 (adjust_operand): Handle SUBREGs of multi-word hard registers.
4640 2008-08-04 Richard Guenther <rguenther@suse.de>
4642 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
4643 the candidate with the stripped base if that base is different
4644 from the original base even for offset zero.
4646 2008-08-04 Richard Guenther <rguenther@suse.de>
4649 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
4650 check for no_overflow.
4652 2008-08-04 Richard Guenther <rguenther@suse.de>
4654 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
4656 2008-08-04 Paul Brook <paul@codesourcery.com>
4658 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
4659 (arm_order_regs_for_local_alloc): New function.
4660 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
4662 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
4664 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
4667 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
4668 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
4669 (ix86_expand_epilogue): Likewise.
4671 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
4673 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
4676 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
4678 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
4679 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
4680 (*movv2sf_internal_rex64): Ditto.
4682 2008-08-03 Jan Hubicka <jh@suse.cz>
4684 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
4685 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
4686 * expmed.c (expand_smod_pow2): Likewise.
4688 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
4691 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
4692 alternative 0 of operand 1.
4693 (*vec_concatv2di_rex64_sse): Ditto.
4694 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
4696 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
4697 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
4698 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
4699 (*movv2sf_internal_rex64): Ditto.
4701 2008-08-02 Richard Guenther <rguenther@suse.de>
4704 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
4705 (ssedoublesizemode): New mode attribute.
4706 (sse_shufps): Call gen_sse_shufps_v4sf.
4707 (sse_shufps_1): Macroize.
4708 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
4709 (sse2_shufpd_1): Macroize.
4710 (vec_extract_odd, vec_extract_even): New expanders.
4711 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
4712 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
4713 * i386.c (ix86_expand_vector_init_one_nonzero): Call
4714 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
4715 (ix86_expand_vector_set): Likewise.
4716 (ix86_expand_reduc_v4sf): Likewise.
4718 2008-08-01 Doug Kwan <dougkwan@google.com>
4720 * matrix-reorg.c: Re-enable all code.
4721 (struct malloc_call_data): Change CALL_STMT to gimple type.
4722 (collect_data_for_malloc_call): Tuplify.
4723 (struct access_site_info): Change STMT to gimple type.
4724 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
4725 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
4726 (struct free_info): Change STMT to gimple type.
4727 (struct matrix_access_phi_node): Change PHI to gimple type.
4728 (get_inner_of_cast_expr): Remove.
4729 (may_flatten_matrices_1): Tuplify.
4730 (may_flatten_matrices): Ditto.
4731 (mark_min_matrix_escape_level): Ditto.
4732 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
4733 (ssa_accessed_in_call_rhs): New
4734 (ssa_accessed_in_assign_rhs): New
4735 (record_access_alloc_site_info): Tuplify.
4736 (add_allocation_site): Ditto.
4737 (analyze_matrix_allocation_site): Ditto.
4738 (analyze_transpose): Ditto.
4739 (get_index_from_offset): Ditto.
4740 (update_type_size): Ditto.
4741 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
4742 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
4743 (analyze_accesses_for_phi_node): Tuplify.
4744 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
4745 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
4746 (analyze_matrix_accesses): Tuplify.
4747 (check_var_data): New call-back type for check_var_notmodified_p.
4748 (check_var_notmodified_p): Tuplify and use call-back struct to
4749 return statement found.
4750 (can_calculate_expr_before_stmt): Factor out statement related code
4752 (can_calculate_stmt_before_stmt): New.
4753 (check_allocation_function): Tuplify.
4754 (find_sites_in_func): Ditto.
4755 (record_all_accesses_in_func): Ditto.
4756 (transform_access_sites): Ditto.
4757 (transform_allocation_sites): Ditto.
4758 (matrix_reorg): Re-enable.
4759 (gate_matrix_reorg): Re-enable.
4761 2008-08-01 Jakub Jelinek <jakub@redhat.com>
4763 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
4764 for labels for which it hasn't been set yet. If it has been set,
4765 stop walking insns and continue with next worklist item.
4766 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
4767 if the only BARRIER is at the very end of a function.
4769 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
4771 * cfgexpand.c (expand_stack_alignment): Assert that
4772 stack_realign_drap and drap_rtx must match.
4774 * function.c (instantiate_new_reg): If DRAP is used to realign
4775 stack, replace virtual_incoming_args_rtx with internal arg
4778 2008-08-01 Richard Guenther <rguenther@suse.de>
4780 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
4781 loop information only if we initialized it.
4782 (execute_pre): Call fini_pre with in_fre.
4783 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
4784 if we do not unroll because we hit max-completely-peeled-insns.
4785 Use our estimation for consistency, do allow shrinking.
4787 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
4789 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
4790 with MIN_STACK_BOUNDARY.
4791 (ix86_update_stack_boundary): Likewise.
4792 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
4795 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
4796 (MIN_STACK_BOUNDARY): This.
4798 2008-08-01 Richard Guenther <rguenther@suse.de>
4801 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
4803 2008-08-01 Richard Guenther <rguenther@suse.de>
4805 PR tree-optimization/36988
4806 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
4807 do not matter if that doesn't change volatile qualification.
4809 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
4811 * configure.ac: Do not generate libada-mk. Do not subst
4813 * libada-mk.in: Remove.
4814 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
4815 * configure: Regenerate.
4817 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
4819 * tree-pass.h: Added comment about not dumping passes with name
4820 starting with star in struct opt_pass.
4821 * passes.c (register_dump_files_1): Don't do dump for a pass with
4822 name starting with star.
4823 * doc/passes.texi (Pass manager): Mention pass names and special
4824 meaning of star prefix to avoid dump.
4826 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
4828 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
4830 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
4831 (ISA_MIPS64R2): New macro.
4832 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
4833 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
4834 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
4835 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
4836 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
4837 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
4838 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
4839 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
4840 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
4841 Move up to keep list alphabetically sorted.
4842 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
4843 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
4845 * doc/invoke.texi (MIPS Options): Add -mips64r2.
4846 (-march=@var{arch}): Add mips64r2.
4848 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4850 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
4852 2008-07-31 Steve Ellcey <sje@cup.hp.com>
4854 * expr.c (expand_assignment): Check for complete type.
4856 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4859 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
4861 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
4862 for stack alignment.
4864 * function.h (rtl_data): Add stack_realign_tried. Update comments.
4866 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
4868 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
4869 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
4871 2008-07-31 Jakub Jelinek <jakub@redhat.com>
4873 PR rtl-optimization/36419
4874 * dwarf2out.c (barrier_args_size): New variable.
4875 (compute_barrier_args_size, compute_barrier_args_size_1): New
4877 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
4878 if not called yet in the current function, use barrier_args_size
4879 array to find the new args_size value.
4880 (dwarf2out_frame_debug): Free and clear barrier_args_size.
4882 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4885 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
4888 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4891 * dwarf2out.c (dwarf2out_args_size_adjust): New.
4892 (dwarf2out_stack_adjust): Use it.
4893 (dwarf2out_frame_debug_expr): Likewise.
4895 2008-07-31 Richard Guenther <rguenther@suse.de>
4897 PR tree-optimization/36978
4898 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
4899 the generated condition.
4901 2008-07-31 Richard Guenther <rguenther@suse.de>
4903 * passes.c (init_optimization_passes): Always call
4904 pass_early_warn_uninitialized.
4905 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
4906 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
4907 * doc/passes.texi (Warn for uninitialized variables): Adjust.
4909 2008-07-31 Jakub Jelinek <jakub@redhat.com>
4912 * builtins.c (maybe_emit_free_warning): New function.
4913 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
4914 maybe_emit_free_warning for BUILT_IN_FREE.
4917 * dwarf2out.c (get_context_die): New function.
4918 (force_decl_die, force_type_die): Use it.
4919 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
4920 returns NULL, force generation of DW_TAG_typedef and put that into
4923 PR preprocessor/36649
4924 * c-pch.c (c_common_read_pch): Save and restore
4925 line_table->trace_includes across PCH restore.
4927 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
4930 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
4932 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
4935 * final.c (call_from_call_insn): Handle COND_EXEC.
4937 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
4939 * builtins.c (std_gimplify_va_arg_expr): Replace
4940 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
4941 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
4943 2008-07-30 Joey Ye <joey.ye@intel.com>
4944 H.J. Lu <hongjiu.lu@intel.com>
4946 * builtins.c (expand_builtin_setjmp_receiver): Replace
4947 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
4948 (expand_builtin_apply_args_1): Likewise.
4949 (expand_builtin_longjmp): Need DRAP for stack alignment.
4950 (expand_builtin_apply): Likewise.
4952 * caller-save.c (setup_save_areas): Call assign_stack_local_1
4953 instead of assign_stack_local to allow alignment reduction.
4955 * calls.c (emit_call_1): Need DRAP for stack alignment if
4957 (expand_call): Replace virtual_incoming_args_rtx with
4958 crtl->args.internal_arg_pointer.
4959 * stmt.c (expand_nl_goto_receiver): Likewise.
4961 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
4962 alignment and store to stack_alignment_estimated and
4963 max_used_stack_slot_alignment.
4964 (expand_one_var): Likewise.
4965 (expand_stack_alignment): New function.
4966 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
4967 and stack_alignment_estimated fields in rtl_data. Call
4968 expand_stack_alignment at end.
4970 * defaults.h (INCOMING_STACK_BOUNDARY): New.
4971 (MAX_STACK_ALIGNMENT): Likewise.
4972 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
4973 (SUPPORTS_STACK_ALIGNMENT): Likewise.
4975 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
4976 stack alignment when generating virtual registers.
4978 * function.c (assign_stack_local): Renamed to ...
4979 (assign_stack_local_1): This. Add a parameter to indicate
4980 if it is OK to reduce alignment.
4981 (assign_stack_local): Use it.
4982 (instantiate_new_reg): Instantiate virtual incoming args rtx
4983 to vDRAP if stack realignment and DRAP is needed.
4984 (assign_parms): Collect parameter/return type alignment and
4985 contribute to stack_alignment_estimated.
4986 (locate_and_pad_parm): Likewise.
4987 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
4988 with crtl->args.internal_arg_pointer.
4990 * function.h (rtl_data): Add new field drap_reg,
4991 max_used_stack_slot_alignment, stack_alignment_estimated,
4992 stack_realign_needed, need_drap, stack_realign_processed and
4993 stack_realign_finalized.
4994 (stack_realign_fp): New macro.
4995 (stack_realign_drap): Likewise.
4997 * global.c (compute_regsets): Frame pointer is needed when
4998 stack is realigned. Can eliminate frame pointer when stack is
4999 realigned and dynamic realigned argument pointer isn't used.
5001 * reload1.c (update_eliminables): Frame pointer is needed
5002 when stack is realigned.
5003 (init_elim_table): Can eliminate frame pointer when stack is
5004 realigned and dynamic realigned argument pointer isn't used.
5006 * rtl.h (assign_stack_local_1): Declare new funtion.
5008 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
5009 (TARGET_GET_DRAP_RTX): Likewise.
5010 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
5011 TARGET_GET_DRAP_RTX.
5013 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
5015 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
5016 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
5018 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
5019 H.J. Lu <hongjiu.lu@intel.com>
5021 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
5022 vdrap_reg, stack_realign and drap_reg_saved.
5023 (add_cfi): Don't allow redefining CFA when DRAP is used.
5024 (reg_save): Handle stack alignment.
5025 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
5026 alignment. Don't generate DWARF information for (set fp sp)
5028 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
5030 (int_loc_descriptor): Move prototype forward. Also define if
5031 DWARF2_UNWIND_INFO is true.
5032 (output_cfa_loc): Handle DW_CFA_expression.
5033 (build_cfa_aligned_loc): New.
5034 (based_loc_descr): Update assert for stack realign. For local
5035 variables, use sp+offset when stack is aligned without drap and
5036 fp+offset when stack is aligned with drap. For arguments, use
5037 cfa+offset when drap is used to align stack.
5039 2008-07-30 Joey Ye <joey.ye@intel.com>
5040 H.J. Lu <hongjiu.lu@intel.com>
5042 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
5044 (ix86_gen_andsp): New.
5045 (ix86_user_incoming_stack_boundary): Likewise.
5046 (ix86_default_incoming_stack_boundary): Likewise.
5047 (ix86_incoming_stack_boundary): Likewise.
5048 (ix86_can_eliminate): Likewise.
5049 (find_drap_reg): Likewise.
5050 (ix86_update_stack_boundary): Likewise.
5051 (ix86_get_drap_rtx): Likewise.
5052 (ix86_finalize_stack_realign_flags): Likewise.
5053 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
5054 (TARGET_GET_DRAP_RTX): Likewise.
5055 (override_options): Overide option value for new options.
5056 (ix86_function_ok_for_sibcall): Remove check for
5057 force_align_arg_pointer.
5058 (ix86_handle_cconv_attribute): Likewise.
5059 (ix86_function_regparm): Likewise.
5060 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
5061 (ix86_va_start): Replace virtual_incoming_args_rtx with
5062 crtl->args.internal_arg_pointer.
5063 (ix86_select_alt_pic_regnum): Check DRAP register.
5064 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
5065 (ix86_compute_frame_layout): Compute frame layout wrt stack
5067 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
5068 (ix86_expand_prologue): Decide if stack realignment is needed
5069 and generate prologue code accordingly.
5070 (ix86_expand_epilogue): Generate epilogue code wrt stack
5071 realignment is really needed or not.
5073 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
5074 (ABI_STACK_BOUNDARY): Likewise.
5075 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
5076 (STACK_REALIGN_DEFAULT): Likewise.
5077 (INCOMING_STACK_BOUNDARY): Likewise.
5078 (MAX_STACK_ALIGNMENT): Likewise.
5079 (ix86_incoming_stack_boundary): Likewise.
5080 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
5081 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
5082 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
5083 (machine_function): Remove force_align_arg_pointer.
5085 * config/i386/i386.md (BX_REG): New.
5086 (R13_REG): Likewise.
5088 * config/i386/i386.opt (mforce_drap): New.
5089 (mincoming-stack-boundary): Likewise.
5090 (mstackrealign): Add Init(-1).
5092 * config/i386/i386-protos.h (ix86_can_eliminate): New
5094 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5096 * doc/extend.texi: Update force_align_arg_pointer.
5098 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
5101 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
5102 (INCOMING_STACK_BOUNDARY): Likewise.
5103 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
5104 (TARGET_GET_DRAP_RTX): Likewise.
5106 2008-07-30 Andreas Schwab <schwab@suse.de>
5108 PR rtl-optimization/36929
5109 * dse.c (replace_inc_dec): Use emit_insn_before instead of
5110 add_insn_before and fix argument order.
5111 (replace_inc_dec_mem): Handle NULL rtx.
5113 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
5115 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
5117 (arm_compute_initial_elimination_offset): Use it.
5118 (arm_compute_save_reg_mask): Include static chain save slot when
5119 calculating alignment.
5120 (arm_get_frame_offsets): Ditto.
5121 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
5122 that we can use to decrement the stack when the stack decrement
5123 could be too big for an immediate value in a single insn.
5124 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
5126 2008-07-30 Richard Guenther <rguenther@suse.de>
5128 PR tree-optimization/36967
5129 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
5130 Release defs of statements we remove.
5132 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5134 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
5135 instead of NULL_RTVEC.
5137 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5141 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
5144 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
5146 * final.c (call_from_call_insn): New.
5147 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
5149 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
5151 * configure.ac: Substitute ADA_CFLAGS.
5152 * configure: Regenerate.
5153 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
5154 * Makefile.in: Remove mention of X_* variables.
5155 * config/pa/x-ada-hpux10: Remove.
5156 * config/pa/x-ada: Remove.
5158 * doc/fragments.texi: Update.
5160 2008-07-30 Olivier Hainque <hainque@adacore.com>
5162 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
5163 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
5164 __dso_handle explicitly here.
5166 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5169 * c-typeck.c (build_binary_op): Encapsulate code into...
5170 * c-common.c (shorten_binary_op): ...this new function.
5171 (conversion_warning): Use the new function. Handle non-negative
5172 constant in bitwise-and.
5173 * c-common.h (shorten_binary_op): Declare.
5175 2008-07-30 Olivier Hainque <hainque@adacore.com>
5177 * scan.c (make_sstring_space): Add explicit conversions of
5178 allocator's return value.
5179 * fix-header.c (recognized_function): Likewise.
5181 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5183 * doc/cpp.texi: Update to GFDL 1.2.
5184 * doc/gcc.texi: Do not list GPL as Invariant Section.
5185 * doc/gccint.texi: Likewise. Update copyright years.
5186 * doc/install.texi: Update copyright years.
5188 2008-07-30 Alan Modra <amodra@bigpond.net.au>
5191 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
5192 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
5194 2008-07-29 Jan Hubicka <jh@suse.cz>
5196 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
5197 (grokdeclarator): Likewise.
5198 * langhooks.c (lhd_warn_unused_global_decl): Use
5199 DECL_DECLARED_INLINE_P.
5200 * print-tree.c (print_node): Remove DECL_INLINE check.
5202 2008-07-29 Richard Guenther <rguenther@suse.de>
5204 PR tree-optimization/36945
5205 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
5206 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
5207 Record invariant addresses un-decomposed.
5208 (copy_reference_ops_from_call): Record reference call
5209 arguments properly. Simplify.
5210 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
5211 helper split out from ...
5212 (create_component_ref_by_pieces): ... here. Simplify.
5213 Prepare for recursive invocation for call arguments.
5214 (create_expression_by_pieces): Adjust call to
5215 create_component_ref_by_pieces.
5216 (compute_avail): Process operand 2 of reference ops.
5218 2008-07-29 Richard Guenther <rguenther@suse.de>
5220 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
5222 2008-07-29 Jakub Jelinek <jakub@redhat.com>
5224 * c-format.c (check_format_types): Revert unwanted checkin.
5226 2008-07-29 Jan Hubicka <jh@suse.cz>
5228 * flags.h (flag_really_no_inline): Remove.
5229 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
5230 * toplev.c (flag_really_no_inline): Remove.
5231 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
5232 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
5233 (cgraph_decide_inlining_incrementally): Likewise.
5234 (compute_inline_parameters): Likewise.
5235 * opts.c (decode_options): Simplify.
5236 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
5237 * common.opt (finline): Initialize to 1.
5238 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
5240 2008-07-29 Jan Hubicka <jh@suse.cz>
5242 * predict.c (always_optimize_for_size_p): New function.
5243 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5244 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5245 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
5247 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
5248 * function.c (prepare_function_start): Set default profile.
5249 * function.h (rtl_data): Add maybe_hot_insn_p.
5250 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
5251 (construct_exit_block): Likewise.
5252 (tree_expand_cfg): Likewise.
5254 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5255 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5256 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
5257 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
5260 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5263 * c-decl.c (merge_decls): Merge USED flags.
5265 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
5267 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
5268 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
5269 next_stack, lab_false and lab_over trees.
5271 2008-07-28 Richard Guenther <rguenther@suse.de>
5273 PR tree-optimization/36957
5274 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
5275 (useless_type_conversion_p): Remove.
5276 (types_compatible_p): Remove.
5277 * gimple.h (tree_ssa_useless_type_conversion): Declare.
5278 (useless_type_conversion_p): Declare.
5279 (types_compatible_p): Declare.
5280 (gimple_expr_type): Return the base type only if it is
5281 trivially convertible to the subtype.
5283 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
5285 * configure.ac: Use the m4_do macro to concatenate the warnings into
5286 one string in ACX_PROG_CC_WARNING_OPTS,
5287 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
5288 * configure: Regenerate.
5290 2008-07-28 Richard Guenther <rguenther@suse.de>
5292 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
5293 (insert_fake_stores): Remove.
5294 (realify_fake_stores): Likewise.
5295 (execute_pre): Remove dead code.
5296 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
5297 (find_func_aliases): Deal with it here instead.
5298 Re-enable gcc_unreachable call.
5300 2008-07-28 Richard Guenther <rguenther@suse.de>
5302 Merge from gimple-tuples-branch.
5304 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
5305 * gimple.def: New file.
5306 * gsstruct.def: Likewise.
5307 * gimple-iterator.c: Likewise.
5308 * gimple-pretty-print.c: Likewise.
5309 * tree-gimple.c: Removed. Merged into ...
5310 * gimple.c: ... here. New file.
5311 * tree-gimple.h: Removed. Merged into ...
5312 * gimple.h: ... here. New file.
5314 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
5315 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
5316 --enable-checking=gimple flag.
5317 * config.in: Likewise.
5318 * configure: Regenerated.
5320 * tree-ssa-operands.h: Tuplified.
5321 * tree-vrp.c: Likewise.
5322 * tree-loop-linear.c: Likewise.
5323 * tree-into-ssa.c: Likewise.
5324 * tree-ssa-loop-im.c: Likewise.
5325 * tree-dump.c: Likewise.
5326 * tree-complex.c: Likewise.
5327 * cgraphbuild.c: Likewise.
5328 * tree-ssa-threadupdate.c: Likewise.
5329 * tree-ssa-loop-niter.c: Likewise.
5330 * tree-pretty-print.c: Likewise.
5331 * tracer.c: Likewise.
5332 * gengtype.c: Likewise.
5333 * tree-loop-distribution.c: Likewise.
5334 * tree-ssa-loop-unswitch.c: Likewise.
5335 * cgraph.c: Likewise.
5336 * cgraph.h: Likewise.
5337 * tree-ssa-loop-manip.c: Likewise.
5338 * value-prof.c: Likewise.
5339 * tree-ssa-loop-ch.c: Likewise.
5340 * tree-tailcall.c: Likewise.
5341 * value-prof.h: Likewise.
5344 * tree-pass.h: Likewise.
5345 * ipa-cp.c: Likewise.
5346 * tree-scalar-evolution.c: Likewise.
5347 * tree-scalar-evolution.h: Likewise.
5348 * target.h: Likewise.
5349 * lambda-mat.c: Likewise.
5350 * tree-phinodes.c: Likewise.
5351 * diagnostic.h: Likewise.
5352 * builtins.c: Likewise.
5353 * tree-ssa-alias-warnings.c: Likewise.
5354 * cfghooks.c: Likewise.
5355 * fold-const.c: Likewise.
5356 * cfghooks.h: Likewise.
5357 * omp-low.c: Likewise.
5358 * tree-ssa-dse.c: Likewise.
5359 * ipa-reference.c: Likewise.
5360 * tree-ssa-uncprop.c: Likewise.
5361 * toplev.c: Likewise.
5362 * tree-gimple.c: Likewise.
5363 * tree-gimple.h: Likewise.
5364 * tree-chrec.c: Likewise.
5365 * tree-chrec.h: Likewise.
5366 * tree-ssa-sccvn.c: Likewise.
5367 * tree-ssa-sccvn.h: Likewise.
5368 * cgraphunit.c: Likewise.
5369 * tree-ssa-copyrename.c: Likewise.
5370 * tree-ssa-ccp.c: Likewise.
5371 * tree-ssa-loop-ivopts.c: Likewise.
5372 * tree-nomudflap.c: Likewise.
5373 * tree-call-cdce.c: Likewise.
5374 * ipa-pure-const.c: Likewise.
5375 * c-format.c: Likewise.
5376 * tree-stdarg.c: Likewise.
5377 * tree-ssa-math-opts.c: Likewise.
5378 * tree-ssa-dom.c: Likewise.
5379 * tree-nrv.c: Likewise.
5380 * tree-ssa-propagate.c: Likewise.
5381 * ipa-utils.c: Likewise.
5382 * tree-ssa-propagate.h: Likewise.
5383 * tree-ssa-alias.c: Likewise.
5384 * gimple-low.c: Likewise.
5385 * tree-ssa-sink.c: Likewise.
5386 * ipa-inline.c: Likewise.
5387 * c-semantics.c: Likewise.
5388 * dwarf2out.c: Likewise.
5390 * tree-ssa-loop-ivcanon.c: Likewise.
5391 * predict.c: Likewise.
5392 * tree-ssa-loop.c: Likewise.
5393 * tree-parloops.c: Likewise.
5394 * tree-ssa-address.c: Likewise.
5395 * tree-ssa-ifcombine.c: Likewise.
5396 * matrix-reorg.c: Likewise.
5397 * c-decl.c: Likewise.
5398 * tree-eh.c: Likewise.
5399 * c-pretty-print.c: Likewise.
5400 * lambda-trans.c: Likewise.
5401 * function.c: Likewise.
5402 * langhooks.c: Likewise.
5403 * ebitmap.h: Likewise.
5404 * tree-vectorizer.c: Likewise.
5405 * function.h: Likewise.
5406 * langhooks.h: Likewise.
5407 * tree-vectorizer.h: Likewise.
5408 * ipa-type-escape.c: Likewise.
5409 * ipa-type-escape.h: Likewise.
5410 * domwalk.c: Likewise.
5411 * tree-if-conv.c: Likewise.
5412 * profile.c: Likewise.
5413 * domwalk.h: Likewise.
5414 * tree-data-ref.c: Likewise.
5415 * tree-data-ref.h: Likewise.
5416 * tree-flow-inline.h: Likewise.
5417 * tree-affine.c: Likewise.
5418 * tree-vect-analyze.c: Likewise.
5419 * c-typeck.c: Likewise.
5420 * gimplify.c: Likewise.
5421 * coretypes.h: Likewise.
5422 * tree-ssa-phiopt.c: Likewise.
5423 * calls.c: Likewise.
5424 * tree-ssa-coalesce.c: Likewise.
5425 * tree.def: Likewise.
5426 * tree-dfa.c: Likewise.
5427 * except.c: Likewise.
5428 * except.h: Likewise.
5429 * cfgexpand.c: Likewise.
5430 * tree-cfgcleanup.c: Likewise.
5431 * tree-ssa-pre.c: Likewise.
5432 * tree-ssa-live.c: Likewise.
5433 * tree-sra.c: Likewise.
5434 * tree-ssa-live.h: Likewise.
5435 * tree-predcom.c: Likewise.
5436 * lambda.h: Likewise.
5437 * tree-mudflap.c: Likewise.
5438 * ipa-prop.c: Likewise.
5439 * print-tree.c: Likewise.
5440 * tree-ssa-copy.c: Likewise.
5441 * ipa-prop.h: Likewise.
5442 * tree-ssa-forwprop.c: Likewise.
5443 * ggc-page.c: Likewise.
5444 * c-omp.c: Likewise.
5445 * tree-ssa-dce.c: Likewise.
5446 * tree-vect-patterns.c: Likewise.
5447 * tree-ssa-ter.c: Likewise.
5448 * tree-nested.c: Likewise.
5449 * tree-ssa.c: Likewise.
5450 * lambda-code.c: Likewise.
5451 * tree-ssa-loop-prefetch.c: Likewise.
5452 * tree-inline.c: Likewise.
5453 * tree-inline.h: Likewise.
5454 * tree-iterator.c: Likewise.
5455 * tree-optimize.c: Likewise.
5456 * tree-ssa-phiprop.c: Likewise.
5457 * tree-vect-transform.c: Likewise.
5458 * tree-object-size.c: Likewise.
5459 * tree-outof-ssa.c: Likewise.
5460 * cfgloop.c: Likewise.
5461 * system.h: Likewise.
5462 * tree-profile.c: Likewise.
5463 * cfgloop.h: Likewise.
5464 * c-gimplify.c: Likewise.
5465 * c-common.c: Likewise.
5466 * tree-vect-generic.c: Likewise.
5467 * tree-flow.h: Likewise.
5468 * c-common.h: Likewise.
5469 * basic-block.h: Likewise.
5470 * tree-ssa-structalias.c: Likewise.
5471 * tree-switch-conversion.c: Likewise.
5472 * tree-ssa-structalias.h: Likewise.
5473 * tree-cfg.c: Likewise.
5474 * passes.c: Likewise.
5475 * ipa-struct-reorg.c: Likewise.
5476 * ipa-struct-reorg.h: Likewise.
5477 * tree-ssa-reassoc.c: Likewise.
5478 * cfgrtl.c: Likewise.
5479 * varpool.c: Likewise.
5481 * tree-ssanames.c: Likewise.
5482 * tree-ssa-threadedge.c: Likewise.
5483 * langhooks-def.h: Likewise.
5484 * tree-ssa-operands.c: Likewise.
5485 * config/alpha/alpha.c: Likewise.
5486 * config/frv/frv.c: Likewise.
5487 * config/s390/s390.c: Likewise.
5488 * config/m32c/m32c.c: Likewise.
5489 * config/m32c/m32c-protos.h: Likewise.
5490 * config/spu/spu.c: Likewise.
5491 * config/sparc/sparc.c: Likewise.
5492 * config/i386/i386.c: Likewise.
5493 * config/sh/sh.c: Likewise.
5494 * config/xtensa/xtensa.c: Likewise.
5495 * config/stormy16/stormy16.c: Likewise.
5496 * config/ia64/ia64.c: Likewise.
5497 * config/rs6000/rs6000.c: Likewise.
5498 * config/pa/pa.c: Likewise.
5499 * config/mips/mips.c: Likewise.
5501 2008-07-28 Simon Baldwin <simonb@google.com>
5503 * c-pragma.c (handle_pragma_message): New function.
5504 (init_pragma): Register handle_pragma_message.
5505 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
5508 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
5510 PR tree-optimization/35252
5511 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
5512 REALPART_EXPR to be considered as same load operation.
5514 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
5516 PR tree-optimization/36830
5517 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
5518 (expressions_equal_p): Return false if only one operand is null.
5520 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
5522 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
5523 version requirements.
5525 2008-07-26 Olivier Hainque <hainque@adacore.com>
5527 * collect2.c (symkind): New enum. Symbol kinds we care about.
5528 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
5529 code and head comment accordingly.
5530 (scan_prog_file): Use symkind names instead of bare integers.
5532 2008-07-25 Jan Hubicka <jh@suse.cz>
5534 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
5536 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
5537 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
5538 * dojump.c (clear_pending_stack_adjust): Likewise.
5539 * print-tree.c (print_node): Ignore DECL_INLINE.
5540 * tree-inline.c (inlinable_function_p): Likewise.
5542 2008-07-25 Michael Meissner <gnu@the-meissners.org>
5544 * doc/extend.texi (hot attribute): Document that the hot attribute
5545 turns on -O3 for some ports.
5546 (cold attribute): Document that the cold attribute turns on -Os
5549 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
5550 reflect function specific option support.
5552 * target.h (struct target_option_hooks): Add fields to say whether
5553 the cold attribute implies -Os and the hot attribute implies -O3.
5555 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
5556 By default, do not turn on -Os for cold functions.
5557 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
5558 not turn on -O3 for hot functions.
5560 * c-common.c (handle_hot_attribute): Use target hook to determine
5561 if hot functions should enable -O3.
5562 (handle_cold_attribute): Use target hook to determine if cold
5563 functions should enable -Os.
5565 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
5566 (override_options): Move disable scheduling to
5567 optimization_options.
5568 (optimization_options): Disable scheduling here, not
5570 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5571 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5573 * config/ia64/ia64.c (ia64_override_options): Move setting
5574 scheduling flags to ia64_optimization_options.
5575 (ia64_optimization_options): Disable scheduling options here, and
5576 not in ia64_override_options.
5577 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5578 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5580 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
5583 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
5585 2008-07-25 Martin Jambor <mjambor@suse.cz>
5587 PR tree-optimization/36926
5588 * ipa-prop.c (ipa_analyze_call_uses): Call
5589 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
5591 2008-07-25 Joseph Myers <joseph@codesourcery.com>
5593 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
5594 movv2si_internal): Add mem = reg alternative.
5596 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
5599 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
5600 DEFAULT_PCC_STRUCT_RETURN to 127.
5602 2008-07-24 Jan Hubicka <jh@suse.cz>
5604 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
5605 (build_cgraph_edges): Likewise.
5606 * cgraph.c (cgraph_node): Do not update assembler hash.
5607 (cgraph_remove_node): Drop non-unit-at-a-time code.
5608 * tree-pass.h (pass_O0_always_inline): Remove.
5609 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
5610 * toplev.c (process_options): Flag unit-at-a-time does not imply
5612 * cgraphunit.c: Update comments.
5613 (decide_is_function_needed): Drop non-unit-at-a-time mode.
5614 (cgraph_assemble_pending_functions): Remove.
5615 (cgraph_reset_node): Drop non-unit-at-a-time code.
5616 (cgraph_finalize_function): Likewise.
5617 (cgraph_analyze_function): Likewise.
5618 (cgraph_finalize_compilation_unit): Likewise.
5619 (cgraph_expand_function): Likewise.
5620 (cgraph_optimize): Likesise.
5621 (save_inline_function_body): Likewise.
5622 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
5623 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
5624 * ipa-inline.c: Update comments.
5625 (enum inlining_mode): remove INLINE_SPEED.
5626 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
5627 (cgraph_mark_inline_edge): Likewise.
5628 (try_inline): Likewise.
5629 (cgraph_decide_inlining_incrementally): Likewise.
5630 (cgraph_gate_inlining): Remove.
5631 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
5632 (cgraph_gate_early_inlining): Likewise.
5633 (gate_inline_passes): Remove.
5634 (pass_inline_parameters, pass_ipa_inline): Remove gates.
5635 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
5636 pass_O0_always_inline): Remove.
5637 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
5638 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
5639 * opts.c (no_unit_at_a_time_default): Remove.
5640 (decode_options): Remove flag_unit_at_a_time reset and warning.
5641 * opts.h (no_unit_at_a_time_default): Remove.
5642 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
5643 early in GNU dialect.
5644 (merge_decls): Update comment; drop unit-at-a-time check.
5645 (finish_decl): Likewise.
5646 (grok_declaration): Remove flag_inline_trees code.
5647 (finish_functions): Return on function returning non-void on all
5649 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
5650 * cfgexpand.c (expand_one_static_var): Remove.
5651 (expand_one_var): Remove expand_one_static_var call.
5652 (expand_used_vars_for_block): Remove flag_unit_a_time check.
5653 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
5654 and flag_unit_at_a-time compatibility checks.
5655 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
5656 * tree-inline.c (flag_inline_trees): Remove.
5657 (inlinable_function_p): Don't check it.
5658 (expand_call_inline): Remove non-unit-at-a-time code.
5659 * tree-inline.h (flag_inline_trees): Remove.
5660 * tree-optimize.c (execute_early_local_optimizations): Remove
5661 unit-at-a-time checks.
5662 (tree_rest_of_compilation): Likewise.
5663 * combine.c (setup_incoming_promotions): Likewise.
5664 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
5665 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
5666 * passes.c (pass_inline_parameters): Update comments; remove
5667 O0_alwaysinline pass.
5668 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
5669 (execute_one_pass): Likewise.
5670 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
5671 (ix86_function_sseregparm): Likewise.
5672 * arm.c (arm_function_in_section_p): Likewise.
5673 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
5674 * varpool.c: Update comments.
5675 (decide_is_variable_needed): Remove unit-at-a-time checks.
5676 (varpool_finalize_decl): Likewise.
5678 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
5680 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
5682 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
5684 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
5686 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
5687 imp symbol extension.
5689 2008-07-23 Ian Lance Taylor <iant@google.com>
5691 * tree-vrp.c (infer_value_range): Ignore asm statements when
5692 looking for memory accesses for -fdelete-null-pointer-checks.
5694 2008-07-24 Ben Elliston <bje@au.ibm.com>
5696 * config/spu/spu-c.c (__vector_keyword): New variable.
5697 (vector_keyword): Likewise.
5698 (spu_categorize_keyword): New function.
5699 (spu_macro_to_expand): Likewise.
5700 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
5701 compiling an ISO C dialect.
5703 2008-07-24 Ben Elliston <bje@au.ibm.com>
5705 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
5708 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5710 * configure: Regenerate.
5711 * configure.ac: Require texinfo 4.7.
5712 * doc/install.texi: Document texinfo 4.7 requirement.
5714 2008-07-23 Martin Jambor <mjambor@suse.cz>
5716 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
5717 rather than for DECL_SAVED_TREE.
5718 * ipa-prop.c: Include diagnostic.h.
5719 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
5721 (ipa_detect_param_modifications): Function rewritten from scratch.
5722 (ipa_compute_jump_functions): Changed accesses to modification flags.
5723 (ipa_free_node_params_substructures): Update flags destruction.
5724 (ipa_node_duplication_hook): Update flags duplication.
5725 (ipa_print_all_params_modified): Updated flag access.
5726 * ipa-prop.h (struct ipa_param_flags): New structure.
5727 (struct ipa_node_params): New field modification_analysis_done,
5728 modified_flags changed into param_flags.
5729 (ipa_is_ith_param_modified): Changed to use new flags.
5730 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
5732 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
5733 ipa-cp.c and split into two functions.
5734 (ipa_print_node_jump_functions): New function.
5735 (compute_scalar_jump_functions): New function.
5736 (type_like_member_ptr_p): New function.
5737 (compute_pass_through_member_ptrs): New function.
5738 (fill_member_ptr_cst_jump_function): New function.
5739 (determine_cst_member_ptr): New function.
5740 (compute_cst_member_ptr_arguments): New function.
5741 (ipa_compute_jump_functions): Complete rewrite.
5742 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
5743 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
5744 (struct ipa_member_ptr_cst): New structure.
5745 (union jump_func_value): New field member_cst.
5746 * ipa-cp.c (ipcp_lat_is_insertable): New function.
5747 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
5748 jump function types.
5749 (ipcp_print_all_lattices): Slight fprintf rearrangement.
5750 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
5751 instead of ipcp_print_all_jump_functions.
5752 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
5753 only for replacable scalars.
5755 * doc/invoke.texi (Optimize options): Add description of
5756 -findirect-inlining.
5757 * common.opt (flag_indirect_inlining): New flag.
5758 * opts.c (decode_options): Set flag_indirect_inlining when
5761 * ipa-inline.c: Include ipa-prop.h.
5762 (inline_indirect_intraprocedural_analysis): New function.
5763 (inline_generate_summary): Allocate parameter and argument info
5764 structures, call inline_indirect_intraprocedural_analysis on each
5765 node when doing indirect inlining and deallocate indirect inlining
5766 data structures in the end.
5767 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
5768 (free_all_ipa_structures_after_iinln): New function.
5769 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
5771 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
5773 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
5774 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
5775 of computing the frequency separately.
5776 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
5777 of computing the frequency separately.
5778 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
5779 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
5780 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
5781 (ipa_get_stmt_member_ptr_load_param): New function.
5782 (ipa_is_ssa_with_stmt_def): New function.
5783 (ipa_note_param_call): New function.
5784 (ipa_analyze_call_uses): New function.
5785 (ipa_analyze_stmt_uses): New function.
5786 (ipa_analyze_params_uses): New function.
5787 (ipa_free_node_params_substructures): Also free the param_calls linked
5789 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
5790 (ipa_print_node_param_flags): New function.
5791 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
5792 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
5793 * ipa-prop.h (struct ipa_param_flags): New field called.
5794 (struct ipa_param_call_note): New structure.
5795 (struct ipa_node_params): New fields param_calls and
5797 (ipa_is_ith_param_called): New function.
5798 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
5799 ipa_analyze_params_uses and dump parameter flags.
5801 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
5802 ipa_propagate_indirect_call_infos if performing indirect inlining,
5803 pass a new parameter new_edges to it.
5804 (add_new_edges_to_heap): New fucntion.
5805 (cgraph_decide_inlining_of_small_functions): New vector
5806 new_indirect_edges for newly found indirect edges , call
5807 ipa_propagate_indirect_call_infos after inlining.
5808 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
5809 inlining if performing indirect inlining. Call
5810 free_all_ipa_structures_after_iinln when doing so too.
5811 (inline_generate_summary): Do not call
5812 free_all_ipa_structures_after_iinln here.
5813 * ipa-prop.c (update_jump_functions_after_inlining): New function.
5814 (print_edge_addition_message): New function.
5815 (update_call_notes_after_inlining): New function.
5816 (propagate_info_to_inlined_callees): New function.
5817 (ipa_propagate_indirect_call_infos): New function.
5818 * ipa-prop.h: Include cgraph.h
5819 (struct ipa_param_call_note): Fields reordered, new field processed.
5820 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
5822 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
5823 rediscovered call statements.
5824 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
5825 (dump_cgraph_node): Dump also the indirect_call flag.
5826 (cgraph_clone_edge): Copy also the indirect_call flag.
5827 * tree-inline.c (copy_bb): Do not check for fndecls from call
5828 expressions, check for edge availability when moving clones.
5829 (get_indirect_callee_fndecl): New function.
5830 (expand_call_inline): If callee declaration is not apprent from
5831 the statement, try calling get_indirect_callee_fndecl. Do not
5832 issue warnings or call sorry when not inlinings an indirect edge.
5833 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
5835 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
5836 bit more frandly to matching.
5837 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
5838 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
5839 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
5841 2008-07-23 Michael Meissner <gnu@the-meissners.org>
5844 * opth-gen.awk: Suppress function specific features when building
5846 * optc-gen.awk: Ditto.
5848 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5851 * diagnostic.c (pedwarn): Add opt parameter.
5853 * c-tree.h (pedwarn_init): Add opt parameter.
5854 (pedwarn_c90): Likewise.
5855 (pedwarn_c99): Likewise.
5856 * c-errors.c (pedwarn_c99): Likewise.
5857 (pedwarn_c90): Likewise.
5858 * toplev.h (pedwarn): Update declaration.
5859 (pedwarn0): Declare.
5860 * c-lex.c: All calls to pedwarn changed.
5861 * builtins.c: All calls to pedwarn changed.
5862 * toplev.c: All calls to pedwarn changed.
5863 * c-decl.c: All calls to pedwarn changed.
5864 * c-typeck.c: All calls to pedwarn changed.
5865 * c-common.c: All calls to pedwarn changed.
5866 * c-parser.c: All calls to pedwarn changed.
5868 2008-07-23 Michael Meissner <gnu@the-meissners.org>
5869 Karthik Kumar <karthikkumar@gmail.com>
5871 * attribs.c (file scope): Include c-common.h.
5872 (decl_attributes): Add support for #pragma GCC optimize and
5875 * targhooks.c (default_can_inline_p): New function that is the
5876 default for the TARGET_CAN_INLINE_P target hook.
5878 * targhooks.h (default_can_inline_p): Add declaration.
5880 * tree.c (cl_optimization_node): New static tree for building
5881 OPTIMIZATION_NODE tree.
5882 (cl_target_option_node): New static tree for building
5883 TARGET_OPTION_NODE tree.
5884 (cl_option_hash_table): New hash table for hashing
5885 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
5886 (cl_option_hash_hash): New function to provide the hash value for
5887 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
5888 (cl_option_hash_eq): New function to provide an equality test for
5889 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
5890 (tree_code_size): Add support for OPTIMIZATION_NODE and
5891 TARGET_OPTION_NODE trees.
5892 (tree_code_structure): Add support for OPTIMIZATION_NODE and
5893 TARGET_OPTION_NODE trees.
5894 (build_optimization_node): Build a tree that has all of the
5895 current optimization options.
5896 (build_target_option_node): Build a tree that has the target
5897 options that might be changed on a per function basis.
5899 * tree.h (file scope): Include options.h.
5900 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
5901 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
5902 (TREE_OPTIMIZATION): Ditto.
5903 (TREE_TARGET_SPECIFIC): Ditto.
5904 (struct tree_function_decl): Add fields for remembering the
5905 current optimization options and target specific options.
5906 (struct tree_optimization_option): New tree variant that remembers
5907 the optimization options.
5908 (struct tree_target_option): New tree variant that remembers the
5909 target specific flags that might change for compiling a particular
5911 (union tree_node): Include tree_optimization_option and
5912 tree_target_option fields.
5913 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
5914 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
5915 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
5916 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
5917 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
5918 optimization and target options.
5919 (optimization_default_node): New macro to refer to global_trees
5921 (optimization_current_node): Ditto.
5922 (optimization_cold_node): Ditto.
5923 (optimization_hot_node): Ditto.
5924 (target_option_default_node): Ditto.
5925 (target_option_current_node): Ditto.
5926 (current_option_pragma): Ditto.
5927 (current_optimize_pragma): Ditto.
5929 * target.h (struct gcc_target): Add valid_option_attribute_p,
5930 target_option_save, target_option_restore, target_option_print,
5931 target_option_pragma_parse, and can_inline_p hooks.
5933 * toplev.h (parse_optimize_options): Add declaration.
5934 (fast_math_flags_struct_set_p): Ditto.
5936 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
5937 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
5940 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
5941 tree_can_inline_p hook to see if one function can inline another.
5942 (cgraph_decide_inlining): Ditto.
5943 (cgraph_decide_inlining_incrementally): Ditto.
5945 * opts.c (decode_options): Add support for running multiple times
5946 to allow functions with different target or optimization options
5947 than was specified on the command line.
5948 (fast_math_flags_struct_set_p): New function that is similar to
5949 fast_math_flags_set_p, except it uses the values in the
5950 cl_optimization structure instead of global variables.
5952 * optc-gen.awk: Add support for TargetSave to allow a back end to
5953 declare new fields that need to be saved when using function
5954 specific options. Include flags.h and target.h in the options.c
5955 source. Add support for Save to indicate which options can be set
5956 for individual functions. Generate cl_optimize_save,
5957 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
5958 cl_target_option_restore, cl_target_option_print functions to
5959 allow functions to use different optimization or target options.
5961 * opt-functions.awk (var_type_struct): Return the type used for
5962 storing the field in a structure.
5964 * opth-gen.awk: Add support for TargetSave to allow a back end to
5965 declare new fields that need to be saved when using function
5966 specific options. Add support for Save to indicate which options
5967 can be set for individual functions. Only generate one extern for
5968 Mask fields. Generate cl_optimization and cl_target_option
5969 structures to remember optimization and target options.
5971 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
5972 collecting new tree nodes.
5973 (TS_TARGET_OPTION): Ditto.
5975 * c-decl.c (merge_decls): Merge function specific target and
5976 optimization options.
5978 * function.c (invoke_set_current_function_hook): If the function
5979 uses different optimization options, change the global variables
5982 * coretypes.h (struct cl_optimization): Add forward reference.
5983 (struct cl_target_option): Ditto.
5985 * c-pragma.c (option_stack): New static vector to remember the
5986 current #pragma GCC option stack.
5987 (handle_pragma_option): New function to support #pragma GCC option
5988 to change target options.
5989 (optimize_stack): New static vector to remember the current
5990 #pragma GCC optimize stack.
5991 (handle_pragma_optimize): New function to support #pragma GCC
5992 optimize to change optimization options.
5993 (init_pragma): Add support for #pragma GCC optimize and #pragma
5996 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
5997 optimization options.
5998 (TARGET_OPTION_NODE): New tree code for remembering certain target
6001 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
6002 TARGET_OPTION_NODE trees.
6004 * common.opt (-O): Add Optimization flag.
6006 (-fmath-errno): Ditto.
6007 (-falign-functions): Add UInteger flag to make sure flag gets full
6008 int in cl_optimization structure.
6009 (-falign-jumps): Ditto.
6010 (-falign-labels): Ditto.
6011 (-falign-loops): Ditto.
6012 (-fsched-stalled-insns): Ditto.
6013 (-fsched-stalled-insns-dep): Ditto.
6015 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
6017 (TARGET_OPTION_SAVE): Ditto.
6018 (TARGET_OPTION_RESTORE): Ditto.
6019 (TARGET_OPTION_PRINT): Ditto.
6020 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6021 (TARGET_CAN_INLINE_P): Ditto.
6022 (TARGET_INITIALIZER): Add new hooks.
6024 * tree-inline.c (tree_can_inline_p): New function to determine
6025 whether one function can inline another. Check if the functions
6026 use compatible optimization options, and also call the backend
6029 * tree-inline.h (tree_can_inline_p): Add declaration.
6031 * c-common.c (c_common_attribute): Add support for option and
6032 optimize attributes.
6033 (handle_option_attribute): Add support for the option attribute to
6034 allow the user to specify different target options for compiling a
6036 (handle_optimize_attribute): Add support for the optimize
6037 attribute to allow the user to specify different optimization
6038 options for compiling a specific function.
6039 (handle_hot_attribute): Turn on -O3 optimization for this one
6040 function if it isn't the default optimization level.
6041 (handle_cold_attribute): Turn on -Os optimization for this one
6042 function if it insn't the default optimization.
6043 (const_char_p): New const char * typedef.
6044 (optimize_args): New static vector to remember the optimization
6046 (parse_optimize_options): New function to set up the optimization
6047 arguments from either the optimize attribute or #pragma GCC optimize.
6049 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
6050 (builtin_define_std): Ditto.
6052 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
6053 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
6054 (x86_64-*-*): Ditto.
6056 * Makefile.in (TREE_H): Add options.h.
6057 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
6059 * doc/extend.texi (option attribute): Document new attribute.
6060 (optimize attribute): Ditto.
6061 (hot attribute): Document hot attribute sets -O3.
6062 (cold attribute): Document cold attribute sets -Os.
6063 (#pragma GCC option): Document new pragma.
6064 (#pragma GCC optimize): Ditto.
6066 * doc/options.texi (TargetSave): Document TargetSave syntax.
6067 (UInteger): Document UInteger must be used for certain flags.
6068 (Save): Document Save option to create target specific options
6069 that can be saved/restored on a function specific context.
6071 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
6072 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6074 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
6075 (TARGET_OPTION_SAVE): Ditto.
6076 (TARGET_OPTION_RESTORE): Ditto.
6077 (TARGET_OPTION_PRINT): Ditto.
6078 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6079 (TARGET_CAN_INLINE_P): Ditto.
6081 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
6083 (-mfpmath=both): Ditto.
6085 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6086 Karthik Kumar <karthikkumar@gmail.com>
6088 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
6089 (TARGET_POPCNT): Ditto.
6090 (TARGET_SAHF): Ditto.
6091 (TARGET_AES): Ditto.
6092 (TARGET_PCLMUL): Ditto.
6093 (TARGET_CMPXCHG16B): Ditto.
6094 (TARGET_RECIP): Move switch into target_flags.
6095 (TARGET_FUSED_MADD): Ditto.
6096 (ix86_arch_features): Make an unsigned char type.
6097 (ix86_tune_features): Ditto.
6098 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
6099 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
6100 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
6102 * config/i386/i386.opt (arch): New TargetSave field to define
6103 fields that need to be saved for function specific option support.
6106 (branch_cost): Ditto.
6107 (ix86_isa_flags_explicit): Ditto.
6108 (tune_defaulted): Ditto.
6109 (arch_specified): Ditto.
6110 (-m128-long-double): Add Save flag to save option for target
6111 specific option support.
6113 (-maccumulate-outgoing-args): Ditto.
6114 (-malign-double): Ditto.
6115 (-malign-stringops): Ditto.
6116 (-mfancy-math-387): Ditto.
6117 (-mhard-float): Ditto.
6119 (-minline-all-stringops): Ditto.
6120 (-minline-stringops-dynamically): Ditto.
6121 (-mms-bitfields): Ditto.
6122 (-mno-align-stringops): Ditto.
6123 (-mno-fancy-math-387): Ditto.
6124 (-mno-push-args): Ditto.
6125 (-mno-red-zone): Ditto.
6126 (-mpush-args): Ditto.
6127 (-mred-zone): Ditto.
6129 (-msseregparm): Ditto.
6130 (-mstack-arg-probe): Ditto.
6145 (-mrecip): Move flag into target_flags.
6147 (-mno-fused-madd): Ditto.
6148 (-mfused-madd): Ditto.
6149 (-mabm): Move flag into ix86_isa_flags.
6156 * config/i386/i386-c.c: New file for #pragma support.
6157 (ix86_target_macros_internal): New function to #define or #undef
6158 target macros based when the user uses the #pragma GCC option to
6159 change target options.
6160 (ix86_pragma_option_parse): New function to add #pragma GCC option
6162 (ix86_target_macros): Move defining the target macros here from
6163 TARGET_CPU_CPP_BUILTINS in i386.h.
6164 (ix86_register_pragmas): Register the #pragma GCC option hook. If
6165 defined, initialize any subtarget #pragmas.
6167 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
6168 REGISTER_TARGET_PRAGMAS.
6170 * config/i386/t-i386: New file for x86 dependencies.
6171 (i386.o): Make dependencies mirror the include files used.
6172 (i386-c.o): New file, add dependencies.
6174 * config/i386/i386-protos.h (override_options): Add bool argument.
6175 (ix86_valid_option_attribute_tree): Add declaration.
6176 (ix86_target_macros): Ditto.
6177 (ix86_register_macros): Ditto.
6179 * config/i386/i386.c (ix86_tune_features): Move initialization of
6180 the target masks to initial_ix86_tune_features to allow functions
6181 to have different target options. Make type unsigned char,
6182 instead of unsigned int.
6183 (initial_ix86_tune_features): New static vector to hold processor
6184 masks for the tune variables.
6185 (ix86_arch_features): Move initialization of the target masks to
6186 initial_ix86_arch_features to allow functions to have different
6187 target options. Make type unsigned char, instead of unsigned int.
6188 (initial_ix86_arch_features): New static vector to hold processor
6189 masks for the arch variables.
6190 (enum ix86_function_specific_strings): New enum to describe the
6191 string options used for attribute((option(...))).
6192 (ix86_target_string): New function to return a string that
6193 describes the target options.
6194 (ix86_debug_options): New function to print the current options in
6196 (ix86_function_specific_save): New function hook to save the
6197 function specific global variables in the cl_target_option structure.
6198 (ix86_function_specific_restore): New function hook to restore the
6199 function specific variables from the cl_target_option structure to
6200 the global variables.
6201 (ix86_function_specific_print): New function hook to print the
6202 target specific options in the cl_target_option structure.
6203 (ix86_valid_option_attribute_p): New function hook to validate
6204 attribute((option(...))) arguments.
6205 (ix86_valid_option_attribute_tree): New function that is common
6206 code between attribute((option(...))) and #pragma GCC option
6207 support that parses the options and returns a tree holding the options.
6208 (ix86_valid_option_attribute_inner_p): New helper function for
6209 ix86_valid_option_attribute_tree.
6210 (ix86_can_inline_p): New function hook to decide if one function
6211 can inline another on a target specific basis.
6212 (ix86_set_current_function); New function hook to switch target
6213 options if the user used attribute((option(...))) or #pragma GCC
6215 (ix86_tune_defaulted): Move to static file scope from
6217 (ix86_arch_specified): Ditto.
6218 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
6220 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
6221 (OPTION_MASK_ISA_ABM_SET): Ditto.
6222 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
6223 (OPTION_MASK_ISA_CX16_SET): Ditto.
6224 (OPTION_MASK_ISA_SAHF_SET): Ditto.
6225 (OPTION_MASK_ISA_AES_UNSET): Ditto.
6226 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
6227 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
6228 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
6229 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
6230 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
6231 (struct ptt): Move to static file scope from override_options.
6232 (processor_target_table): Ditto.
6234 (ix86_handle_option): Add support for options that are now isa options.
6235 (override_options): Add support for declaring functions that
6236 support different target options than were specified on the
6237 command line. Move struct ptt, processor_target_table, cpu_names,
6238 ix86_tune_defaulted, ix86_arch_specified to static file scope.
6239 Add bool argument. Fix up error messages so the appropriate error
6240 is given for either command line or attribute.
6241 (ix86_previous_fndecl): New static to remember previous function
6242 declaration to see if we need to change target options.
6243 (ix86_builtins_isa): New array to record the ISA of each builtin
6245 (def_builtin): Always create the builtin function, even if the
6246 current ISA doesn't support it.
6247 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
6248 tests for those builtins.
6249 (ix86_init_builtins): Remove TARGET_MMX test for calling
6250 ix86_init_mmx_sse_builtins.
6251 (ix86_expand_builtin): If the current ISA doesn't support a given
6252 builtin, signal an error.
6253 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
6254 (TARGET_SET_CURRENT_FUNCTION): Ditto.
6255 (TARGET_OPTION_SAVE): Ditto.
6256 (TARGET_OPTION_RESTORE): Ditto.
6257 (TARGET_OPTION_PRINT): Ditto.
6258 (TARGET_CAN_INLINE_P): Ditto.
6260 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
6262 * c-typeck.c (build_external_ref): Don't call assemble_external.
6263 * final.c (output_operand): Call assemble_external.
6265 2008-07-21 DJ Delorie <dj@redhat.com>
6267 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
6268 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
6270 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6272 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
6273 original insn and splitter contents into ...
6274 ("*div<mode>3_fast"): ... this new pattern. Enable only if
6275 flag_unsafe_math_optimizations. Add dummy scratch register.
6276 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
6277 !flag_unsafe_math_optimizations. Returns number with next
6278 highest magnitude if this is still less or equal to the true
6279 quotient in magnitude.
6281 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
6283 * Makefile.in: Replace toplev.h with TOPLEV_H.
6284 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
6285 * c-lex.c (fe_file_change): Don't set in_system_header.
6286 * c-parser.c (c_token): Remove in_system_header.
6287 (c_lex_one_token): Don't set in_system_header.
6288 (c_parser_set_source_position_from_token): Don't set in_system_header.
6289 * diagnostic.c (diagnostic_report_diagnostic): Use location from
6292 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
6293 * flags.h (in_system_header): Remove.
6294 * function.c (saved_in_system_header): Remove.
6295 (push_cfun): Don't set in_system_header.
6296 (pop_cfun): Don't set in_system_header.
6297 (push_struct_function): Don't set in_system_header.
6298 * input.h (expanded_location): Add sysp.
6299 (in_system_header_at): New.
6300 (in_system_header): New.
6301 * toplev.c (in_system_header): Remove.
6302 * toplev.h: Include input.h
6304 * tree-cfg.c (execute_warn_function_return): Call warning_at.
6305 * tree-ssa.c (warn_uninit): Call warning_at.
6306 (warn_uninitialized_var): Update calls to warn_uninit.
6307 (warn_uninitialized_phi): Update calls to warn_uninit.
6308 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
6309 (expand_location): Initialize xloc.sysp.
6310 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
6311 (tree_decl_with_vis): Remove in_system_header_flag.
6313 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
6316 * recog.c (asm_operand_ok): Change the order of the extra
6317 memory constraint checks.
6319 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6322 * tree-switch-conversion.c (build_one_array): Call
6323 varpool_mark_needed_node and varpool_finalize_decl
6324 instead of assemble_variable.
6326 2008-07-19 Jan Hubicka <jh@suse.cz>
6328 * cgraph.c (cgraph_add_new_function): Do early local passes.
6329 * tree-nrv.c (gate_pass_return_slot): New gate.
6330 (pass_nrv): Add the gate.
6331 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
6333 (coalesce_ssa_name): Coalesce SSA names.
6334 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
6335 not optimizing so unused user vars remains visible.
6336 * common.opt (flag_tree_ter): Always enable by default.
6337 * tree-ssa-ter.c: Include flags.h
6338 (is_replaceable_p): Check that locations match; when aliasing is missing
6339 be conservative about loads.
6340 * tree-optimize.c (gate_init_datastructures): Remove.
6341 (pass_init_datastructures): New.
6342 * passes.c: Reorder passes so we always go into SSA.
6344 2008-07-19 Jan Hubicka <jh@suse.cz>
6346 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
6347 * doc/invoke.texi (--combine): Likewise.
6348 (-finline-functions-called-once): Update levels when enabled.
6349 (-funit-at-a-time): Document new behaviour.
6350 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
6351 -fno-section-anchors when disabled explicitly.
6352 (inline params): They are not ignored now.
6353 (precompiled headers): Remove unit-at-a-time as being incompatible.
6354 * opts.c (decode_options): Handle unit-at-a-time as alias;
6355 imply -fno-section-anchors when toplevel reorder is disabled
6357 * common.opt (ftoplevel-reorder): Set default value to 2.
6358 (funit-at-a-time): Set default value to 1.
6359 * config/rs6000/rs6000.c (optimization_options): Set section anchors
6362 2008-07-19 Jan Hubicka <jh@suse.cz>
6364 * builtins.c (expand_builtin_int_roundingfn,
6365 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
6368 2008-07-19 Richard Guenther <rguenther@suse.de>
6371 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
6372 * tree-ssa-sccvn.c (get_constant_value_id): New function.
6373 * tree-ssa-pre.c (get_expr_value_id): For newly created
6374 constant value-ids make sure to add the expression to its
6377 2008-07-19 Jakub Jelinek <jakub@redhat.com>
6380 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
6381 return value of the builtin is ignored.
6383 2008-07-19 Olivier Hainque <hainque@adacore.com>
6385 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
6386 bits, a C conformant malloc implementation has to provide.
6387 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
6389 2008-07-19 Joseph Myers <joseph@codesourcery.com>
6393 * reload.c (find_reloads_subreg_address): Only reload address if
6394 reloaded == 0, not for reloaded != 1.
6397 2008-07-16 Joseph Myers <joseph@codesourcery.com>
6398 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
6399 (m32c_legitimate_address_p): Handle "++rii" addresses created by
6400 m32c_legitimize_reload_address.
6402 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6403 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
6404 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
6406 2008-07-19 Olivier Hainque <hainque@adacore.com>
6408 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
6409 argument, saying whether nested array are to be collapsed
6410 into a single array type DIE with multiple subscripts.
6411 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
6412 issues, centralize the nested array types collapsing control and
6413 disable the transformation for Ada.
6415 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
6418 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
6420 (x86_64_shift_adj_2): New expander.
6421 (x86_64_shift_adj_3): Ditto.
6422 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
6423 to split TImode operands.
6424 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
6425 (ix86_split_lshr): Ditto.
6427 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
6429 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
6430 and __CHAR32_TYPE__.
6431 * c-typeck.c (digest_init): Support char16_t and char32_t.
6432 (set_nonincremental_init_from_string): Idem.
6434 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
6437 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
6438 PREFERRED_STACK_BOUNDARY.
6439 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6441 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
6444 * function.c (locate_and_pad_parm): Cap boundary earlier.
6446 2008-07-17 Julian Brown <julian@codesourcery.com>
6448 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
6449 no-op for targets which don't use DLLs.
6451 2008-07-17 Martin Jambor <mjambor@suse.cz>
6453 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
6454 that nodes are relevant by examining the node->analyzed flag.
6455 (ipcp_init_stage): Check which nodes are relevant, assert that the
6456 relevant ones are also required.
6457 (ipcp_propagate_stage): Check on the side arrays are properly
6459 (ipcp_print_all_jump_functions): Make sure not to touch any node
6460 that is not analyzed or an edge that does not have a corresponding
6461 entry in the on-the-side vectors.
6462 (ipcp_function_scale_print): Likewise.
6463 (ipcp_update_callgraph): Check that the node is relevant.
6464 (ipcp_insert_stage): Check that the node is relevant. Check there is
6465 an info for every node and edge.
6466 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
6467 (ipa_print_all_tree_maps): Likewise and a new variable info.
6468 (ipa_print_all_params_modified): Likewise.
6469 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
6471 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
6474 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
6476 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
6478 PR rtl-optimization/36753
6479 * fwprop.c (use_killed_between): Don't shortcut
6480 single-definition global registers.
6482 2008-07-16 Jan Hubicka <jh@suse.cz>
6484 * cgraph.h (varpool_empty_needed_queue): Declare.
6485 * cgraphunit.c (output_in_order): Mark all variables as needed;
6487 * varpool.c (varpool_assemble_node): Update debug queue.
6488 (varpool_assemble_pending_decls): Don't do it here.
6489 (varpool_empty_needed_queue): New function.
6491 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6493 * recog.c (peephole2_optimize): Fix formatting.
6495 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6497 * c-pch.c (get_ident): Avoid C++ keywords.
6498 * combine-stack-adj.c (single_set_for_csa): Likewise.
6499 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
6500 output_asm_insn): Likewise.
6501 * reload.c (push_secondary_reload, find_reusable_reload,
6502 push_reload, combine_reloads, find_reloads,
6503 debug_reload_to_stream): Likewise.
6504 * reload.h (struct reload): Likewise.
6505 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
6506 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
6507 emit_output_reload_insns): Likewise.
6508 * targhooks.c (default_secondary_reload): Likewise.
6509 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
6511 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6513 * recog.c (validate_change_1, validate_change,
6514 validate_unshare_change, validate_replace_rtx_1, struct
6515 funny_match, constrain_operands, peephole2_optimize): Avoid C++
6517 * reload.c (push_secondary_reload, secondary_reload_class,
6518 scratch_reload_class, find_valid_class, find_reusable_reload,
6519 push_reload, find_dummy_reload, find_reloads_address_1,
6520 find_reloads_address_part, find_equiv_reg): Likewise.
6521 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
6522 choose_reload_regs): Likewise.
6523 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
6525 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
6526 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
6527 * sched-rgn.c (concat_INSN_LIST): Likewise.
6528 * stor-layout.c (mode_for_size, mode_for_size_tree,
6529 smallest_mode_for_size): Likewise.
6531 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6533 * cfg.c (dump_reg_info): Avoid C++ keywords.
6534 * dwarf2asm.c (dw2_force_const_mem,
6535 dw2_asm_output_encoded_addr_rtx): Likewise.
6536 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
6537 * expmed.c (expand_shift): Likewise.
6538 * global.c (find_reg): Likewise.
6539 * graph.c (draw_edge): Likewise.
6540 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
6541 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
6542 widen_clz, widen_bswap, expand_parity, expand_unop,
6543 emit_cmp_and_jump_insn_1): Likewise.
6544 * postreload.c (reload_cse_simplify_operands): Likewise.
6545 * ra.h (add_neighbor): Likewise.
6546 * reg-stack.c (remove_regno_note, change_stack): Likewise.
6547 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
6548 record_reg_classes, copy_cost, record_address_regs,
6549 invalid_mode_change_p): Likewise.
6550 * regrename.c (regrename_optimize, scan_rtx_reg,
6551 dump_def_use_chain, find_oldest_value_reg,
6552 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
6554 2008-07-16 David Edelsohn <edelsohn@gnu.org>
6556 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
6557 MASK_POWERPC64 for power4 in previous commit.
6559 2008-07-16 Olivier Hainque <hainque@adacore.com>
6561 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
6562 instead of bare conversion to cast const-ness away.
6564 2008-07-16 Anatoly Sokolov <aesok@post.ru>
6566 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
6567 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
6568 * config/xtensa/xtensa.c (xtensa_function_value): New function.
6569 (TARGET_FUNCTION_VALUE): Define.
6571 2008-07-16 David Edelsohn <edelsohn@gnu.org>
6573 * config/rs6000/rs6000.c (processor_target_table): Add
6574 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
6576 2008-07-16 Joseph Myers <joseph@codesourcery.com>
6579 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
6580 (m32c_legitimate_address_p): Handle "++rii" addresses created by
6581 m32c_legitimize_reload_address.
6583 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
6585 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
6586 DECL_IN_SYSTEM_HEADER in sync.
6588 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
6590 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
6591 * tree-ssa-pre.c (pre_expr_eq): Ditto
6592 (get_constant_for_value_id): Take a type as an argument.
6593 (fully_constant_expression): Pass in type.
6594 (find_or_generate_expression): Short circuit constant case.
6595 (create_expression_by_pieces): Remove special casing of
6597 (do_regular_insertion): Short circuit constant case.
6598 (do_partial_partial_insertion): Ditto.
6600 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6603 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
6605 2008-07-15 Bob Wilson <bob.wilson@acm.org>
6607 * config/xtensa/libgcc-xtensa.ver: New file.
6608 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
6610 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6612 * df-problems.c (df_set_note): Avoid C++ keywords.
6613 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
6614 * dse.c (record_store, remove_useless_values): Likewise.
6615 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
6616 gen_reg_rtx_offset, operand_subword, change_address_1,
6617 change_address, adjust_address_1, offset_address,
6618 widen_memory_access, emit_copy_of_insn_after): Likewise.
6619 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
6620 * fwprop.c (should_replace_address, propagate_rtx_1,
6621 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
6623 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
6624 gcse_emit_move_after, update_ld_motion_stores): Likewise.
6625 * lcm.c (compute_insert_delete, pre_edge_lcm,
6626 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
6627 * lower-subreg.c (resolve_reg_notes): Likewise.
6628 * mode-switching.c (optimize_mode_switching): Likewise.
6630 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6632 * bt-load.c (add_btr_def, migrate_btr_def,
6633 branch_target_load_optimize): Avoid C++ keywords.
6634 * caller-save.c (insert_restore, insert_save, insert_one_insn):
6636 * combine.c (subst, simplify_set, make_extraction,
6637 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
6638 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
6639 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
6641 2008-07-15 Richard Guenther <rguenther@suse.de>
6644 * c-common.c (strict_aliasing_warning): Do not warn for
6645 TYPE_REF_CAN_ALIAS_ALL pointers.
6646 (c_common_get_alias_set): may_alias types are not special.
6647 * tree.c (build_pointer_type_for_mode): Look up the may_alias
6648 attribute and set can_ref_all accordingly.
6649 (build_reference_type_for_mode): Likewise.
6650 * doc/extend.texi (may_alias): Clarify.
6652 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6655 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
6656 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
6658 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6661 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
6662 gcc_assert, instead call output_operand_lossage.
6664 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
6666 * builtins.c (std_canonical_va_list): Treat structure based
6669 2008-07-15 Ben Elliston <bje@au.ibm.com>
6671 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
6673 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
6675 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
6678 2008-07-14 Jan Hubicka <jh@suse.cz>
6680 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
6681 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
6682 fix predicates and constraints.
6683 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
6684 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
6686 2008-07-14 Doug Kwan <dougkwan@google.com>
6688 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
6689 additional option file arm/eabi.opt.
6690 * config/arm/eabi.h (File): New configuration file for EABI targets.
6691 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
6692 SUBSUBTARGET_EXTRA_SPECS.
6693 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
6694 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
6695 from STARTFILE_SPEC so that it can be referenced in an override.
6696 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
6697 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
6698 can be referenced in an override.
6699 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
6700 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
6701 so that it can be referenced in an override.
6702 (LINK_SPEC): Use BPABI_LINK_SPEC.
6703 * config/arm/eabi.opt (File): New.
6705 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6707 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
6708 (FIXED_VALUE_H): New variable.
6709 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
6710 input.h, fixed-value.h.
6711 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
6712 (BASIC_BLOCK_H): Use $(BITMAP_H).
6713 (FUNCTION_H): Add varray.h.
6714 (IPA_REFERENCE_H): Use $(BITMAP_H).
6715 (CGRAPH_H): Add $(BASIC_BLOCK_H).
6716 (DF_H): Use $(BITMAP_H).
6717 (GGC_H): Add statistics.h.
6719 (INSN_ATTR_H): Use it.
6720 (SYSTEM_H): Add safe-ctype.h, filenames.h.
6722 (SYMTAB_H): Add $(OBSTACK_H).
6723 (CPP_INTERNAL_H): New.
6724 (TREE_DUMP_H): Add tree-pass.h.
6725 (TREE_FLOW_H): Use $(BITMAP_H)
6726 (PRETTY_PRINT_H): Use $(INPUT_H).
6727 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
6730 (many object files): Fix lots of header dependencies throughout.
6732 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6734 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
6736 (s-gtyp-input): Use them to write tmp-gi.list.
6737 (echo_to_gi.list): Remove.
6739 2008-07-14 Richard Guenther <rguenther@suse.de>
6741 * tree-ssa-sccvn.c (pre_info): Remove.
6742 (switch_to_PRE_table): Likewise.
6743 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
6744 (set_hashtable_value_ids): Do not create value-ids for the
6746 (run_scc_vn): Remove double test. Remove bogus special-case
6747 in value-number printing.
6748 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
6749 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
6751 * tree-flow-inline.h (get_value_handle): Remove.
6752 * tree-flow.h (get_value_handle): Remove.
6754 2008-07-14 Martin Jambor <mjambor@suse.cz>
6756 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
6757 in which we generate arithmetics is not a subrange.
6759 2008-07-14 Martin Jambor <mjambor@suse.cz>
6761 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
6763 2008-07-14 Richard Guenther <rguenther@suse.de>
6765 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
6767 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
6770 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
6771 reload for symbol refs moved to r0 with -fPIC.
6772 (legitimize_pic_address): Use the target register as temporary
6774 (emit_symbolic_move): Adjust comment.
6775 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
6778 2008-07-14 Ben Elliston <bje@au.ibm.com>
6780 * c-common.h (C_CPP_HASHNODE): New macro.
6781 * coretypes.h (struct cpp_token): Forward declare.
6782 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
6783 the context-sensitive keyword method.
6784 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
6785 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
6786 expand_bool_pixel): New.
6787 (altivec_categorize_keyword): New function.
6788 (init_vector_keywords): New function.
6789 (rs6000_macro_to_expand): Likewise.
6790 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
6791 compiling an ISO C dialect.
6793 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
6795 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
6796 (create_expression_by_pieces): Fix typo.
6797 (do_regular_insertion): Use debug counter here too.
6799 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
6802 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
6803 CONST_OK_FOR_LETTER_P. All port-local users changed.
6804 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
6805 implement Kp matching power-of-two.
6806 (CONSTRAINT_LEN): Define to match.
6807 * config/cris/cris.md: Replace all use of constraint K with Kc.
6808 ("*btst*): Use Kp for operand 0 of last alternative.
6810 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6813 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
6816 2008-07-13 Jan Hubicka <jh@suse.cz>
6818 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
6821 2008-07-13 Richard Guenther <rguenther@suse.de>
6824 * langhooks.c (lhd_print_error_function): Deal with recursive
6827 2008-07-12 Jan Hubicka <jh@suse.cz>
6829 * cgraph.c (assembler_name_hash): New static var.
6830 (hash_node_by_assembler_name, eq_assembler_name): New.
6831 (cgraph_node_for_asm): Use hashtable.
6832 (cgraph_remove_node): Maintain hashtable.
6833 (change_decl_assembler_name): Sanity check that names are not changing
6834 after aliasing was processed.
6835 * cgraph.h (varpoon_node): Add next GGC marker.
6836 * tree.c (decl_assembler_name_equal): Constify.
6837 (decl_assembler_name_hash): New.
6838 * tree.h (decl_assembler_name_equal): Constify.
6839 (decl_assembler_name_hash): Update.
6841 2008-07-12 David Daney <ddaney@avtrex.com>
6843 * config/mips/driver-native.c (host_detect_local_cpu): Handle
6846 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
6848 * doc/md.texi: Document the MIPS "v" constraint.
6849 * config/mips/mips.h (reg_class): Revert last change.
6850 (REG_CLASS_NAMES): Likewise.
6851 (REG_CLASS_CONTENTS): Likewise.
6852 * config/mips/mips.c (mips_regno_to_class): Likewise.
6853 * config/mips/constraints.md (v): Likewise, but add documentation.
6854 Add a comment to say that this constraint should not be used in
6857 2008-07-11 DJ Delorie <dj@redhat.com>
6859 * config/h8300/h8300.md (length): Fix branch offset limit.
6861 2008-07-11 Anatoly Sokolov <aesok@post.ru>
6863 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
6864 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
6865 (avr_hard_regno_scratch_ok): New function.
6866 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
6867 * config/avr/avr.md (all peepholes that request a scratch register):
6868 Remove avr_peep2_scratch_safe use.
6870 2008-07-11 Tom Tromey <tromey@redhat.com>
6871 Ian Lance Taylor <iant@google.com>
6873 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
6874 (struct c_common_resword): Define.
6875 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
6876 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
6877 (c_common_reswords, num_c_common_reswords): Declare.
6878 * c-common.c (c_common_reswords): New global const array.
6879 (num_c_common_reswords): New const int.
6880 * c-parser.c (struct resword, reswords): Don't define.
6881 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
6882 (c_parse_init): Clarify mask code. Use c_common_reswords rather
6883 than reswords. If warning about C++ keywords, give them a special
6885 (c_lex_one_token): Warn about C++ keywords. Call
6886 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
6887 (c_parser_external_declaration): Look for RID_xxx rather than
6888 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
6889 (c_parser_statement_after_labels): Likewise.
6890 (c_parser_objc_class_instance_variables): Likewise.
6891 (c_parser_objc_class_declaration): Likewise.
6892 (c_parser_objc_try_catch_statement): Likewise.
6893 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
6894 (declspecs_add_type): Likewise.
6896 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
6898 * ggc-page.c (alloc_page):
6899 Substituting xmalloc, xcalloc with
6900 XNEWVEC and XCNEWVAR macros which add the
6903 2008-07-11 Richard Guenther <rguenther@suse.de>
6905 PR tree-optimization/36765
6906 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
6907 aliases from HEAP vars to SMTs.
6909 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6911 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
6912 * configure.ac (loose_warn): Move -Wc++-compat from here...
6913 (strict_warn): ...to here.
6914 * configure: Regenerate.
6916 2008-07-10 Joseph Myers <joseph@codesourcery.com>
6918 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
6919 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
6920 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
6921 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
6922 excluding more specific h8300-*-* and sh-*-* targets.
6924 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
6926 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
6928 (execute_pre): Call loop_optimizer_finalize in early exit.
6930 2008-07-10 Jakub Jelinek <jakub@redhat.com>
6933 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
6934 uids in the bitmap, not just VAR_DECL uids.
6936 PR rtl-optimization/36419
6937 * combine-stack-adj.c (adjust_frame_related_expr): New function.
6938 (combine_stack_adjustments_for_block): Call it if needed. Delete
6940 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
6941 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
6942 prologue sp adjustment.
6944 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
6947 * opts.c (print_ignored_options): Report postponed diagnostics for
6948 unknown -Wno-* options as warnings, not errors.
6949 (postpone_unknown_option_error): Renamed to...
6950 (postpone_unknown_option_warning): ... this.
6952 2008-07-09 Doug Kwan <dougkwan@google.com>
6955 2008-07-08 Doug Kwan <dougkwan@google.com>
6957 * config/arm/arm.opt (mandroid): New option.
6958 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
6959 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
6961 (CC1PLUS_SPEC): Same.
6963 (STARTFILE_SPEC): Same.
6964 (ENDFILE_SPEC): Same.
6965 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
6968 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
6971 * config/mips/mips.h (reg_class): Remove V1_REG.
6972 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
6973 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
6975 (mips_get_tp): New function.
6976 (mips_legitimize_tls_address): Use it.
6977 * config/mips/constraints.md (v): Delete.
6978 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
6979 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
6980 After reload, split into a move and ...
6981 (*tls_get_tp_<mode>_split): ...this new instruction.
6983 2008-07-09 David Daney <ddaney@avtrex.com>
6985 * config/mips/driver-native.c: Include coretypes.h and tm.h.
6987 2008-07-09 Jakub Jelinek <jakub@redhat.com>
6989 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
6990 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
6992 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
6993 htab_delete should be called. Don't free c.
6994 (lookup_tmp_var): Create temp_htab lazily.
6995 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
6996 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
6998 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
6999 lower_omp_ordered, lower_omp_critical, lower_omp_for,
7000 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
7001 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
7002 * tree-sra.c (generate_element_init): Likewise.
7003 * tree-mudflap.c (execute_mudflap_function_ops,
7004 execute_mudflap_function_decls): Likewise.
7005 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
7006 * tree-gimple.h (struct gimplify_ctx): New type.
7007 (push_gimplify_context): Adjust prototype.
7009 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
7011 * tree-ssa-pre.c (phi_translate_1): Update placement of
7014 2008-07-09 Anatoly Sokolov <aesok@post.ru>
7016 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
7017 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
7018 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
7019 * targhooks.c (default_hard_regno_scratch_ok): New function.
7020 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
7021 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
7022 * recog.c: Include "target.h".
7023 (peep2_find_free_register): Add check for global regs. Add target
7025 * Makefile.in (recog.o): Depend on target.h.
7027 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
7029 * config/sh/sh.c (sh_canonical_va_list_type): New.
7030 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
7032 2008-07-09 Raksit Ashok <raksit@google.com>
7034 * doc/invoke.texi (Option Summary): Mention new option
7035 -Wdisallowed-function-list=...
7036 (Warning Options): Document -Wdisallowed-function-list=...
7037 * common.opt (Wdisallowed-function-list=): New flag.
7038 * flags.h (warn_disallowed_functions): External definition of new
7039 boolean warning flag.
7040 (warn_if_disallowed_function_p): Declare new function.
7041 * opts.c (warning_disallowed_functions): New static variable.
7042 (warn_disallowed_functions): New boolean warning flag.
7043 (warn_if_disallowed_function_p): New function.
7044 (add_comma_separated_to_vector): Rename
7045 add_instrument_functions_exclude_list to this.
7046 (common_handle_option): Handle new option. Rename calls to
7047 add_instrument_functions_exclude_list into calls to
7048 add_comma_separated_to_vector.
7049 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
7050 based on flag warn_disallowed_functions.
7052 2008-07-09 Christian Bruel <christian.bruel@st.com>
7054 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
7055 instead of get_attr_length.
7057 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7059 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
7061 * genemit.c (gen_insn): Likewise.
7062 * gengtype.c (note_def_vec): Likewise.
7063 * gengtype.h (note_def_vec): Likewise.
7064 * genoutput.c (struct data, output_insn_data, process_template,
7065 gen_expand, gen_split, note_constraint): Likewise.
7066 * genrecog.c (new_decision, add_to_sequence, factor_tests,
7067 make_insn_sequence): Likewise.
7068 * gensupport.c (record_insn_name): Likewise.
7070 2008-07-08 Doug Kwan <dougkwan@google.com>
7072 * config/arm/arm.opt (mandroid): New option.
7073 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7074 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7076 (CC1PLUS_SPEC): Same.
7078 (STARTFILE_SPEC): Same.
7079 (ENDFILE_SPEC): Same.
7080 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7083 2008-07-08 Raksit Ashok <raksit@google.com>
7085 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
7086 (set_storage_via_setmem): Fix expected_align parameter.
7087 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
7088 missing from the list.
7089 * doc/md.texi (movmem): Explicitly state that expected alignment is
7090 to be expressed in bytes.
7091 (setmem): Explicitly state that expected alignment is to be expressed
7094 2008-07-08 Joseph Myers <joseph@codesourcery.com>
7096 * reload.c (find_reloads_subreg_address): Do not require validity
7097 of address in original mode before reloading address.
7099 2008-07-07 Tianwei Sheng <tianweis@google.com>
7101 * df-core.c (df_remove_problem): Adjust the access to avoid out of
7102 bounds array access.
7104 2008-07-08 Jakub Jelinek <jakub@redhat.com>
7106 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
7108 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
7110 Fix PR tree-optimization/23455
7111 Fix PR tree-optimization/35286
7112 Fix PR tree-optimization/35287
7113 * Makefile.in (OBJS-common): Remove tree-vn.o.
7114 (tree-vn.o): Remove.
7115 * dbgcnt.def: Add treepre_insert debug counter.
7116 * gcc/tree-flow.h (add_to_value): Updated for other changes.
7117 (debug_value_expressions): Ditto.
7118 (print_value_expressions): Ditto.
7119 * tree-pretty-print.c (dump_generic_node): Updated for
7120 VALUE_HANDLE removal.
7121 * tree-ssa-dom.c (record_equality): Ditto.
7122 (cprop_operand): Ditto.
7123 (lookup_avail_expr): Ditto.
7124 * tree-ssa-threadedge.c
7125 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
7126 (simplify_control_stmt_condition): Ditto.
7127 * tree.c (tree_code_size): Ditto.
7128 (tree_node_structure): Ditto.
7129 (iterative_hash_expr): Ditto.
7131 * tree.h (VALUE_HANDLE_ID): Ditto.
7132 (VALUE_HANDLE_EXPR_SET): Ditto.
7133 (struct tree_value_handle): Ditto.
7134 (union tree_node): Ditto.
7135 * treestruct.def: Ditto.
7136 * tree-vn.c: Removed.
7137 * tree-ssa-pre.c: Rewritten entirely.
7138 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
7139 (constant_value_ids): Ditto.
7140 (vn_nary_op_t): Moved to header.
7142 (vn_reference_op_t): Ditto
7143 (vn_reference_t): Ditto.
7144 (next_value_id): New variable.
7145 (VN_INFO): Add an assert.
7146 (vn_constant_eq): New function.
7147 (vn_constant_hash): Ditto.
7148 (get_or_alloc_constant_value_id): Ditto.
7149 (value_id_constant_p): Ditto.
7150 (vn_reference_compute_hash): De-staticify.
7151 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
7152 Disable some code with a FIXME. Remove VALUE_HANDLE use.
7153 (valueize_refs): Update opcode if it changes from ssa name to constant.
7154 (vn_reference_lookup_1): Add new argument.
7155 (vn_reference_lookup): Ditto.
7156 (vn_reference_lookup_pieces): New function.
7157 (vn_reference_insert): Add return type. Modify to deal with value ids.
7158 (vn_reference_insert_pieces): New function.
7159 (vn_nary_op_compute_hash): De-staticify.
7160 (vn_nary_op_eq): Ditto.
7161 (vn_nary_op_lookup_pieces): New function.
7162 (vn_nary_op_lookup): Add new argument.
7163 (vn_nary_op_insert_pieces): New function.
7164 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
7165 (vn_phi_insert): Ditto.
7166 (visit_unary_op): Update for callee changes.
7167 (visit_binary_op): Ditto.
7168 (visit_reference_op_load): Ditto.
7169 (visit_reference_op_store): Ditto.
7170 (init_scc_vn): Init next_value_id, constant_to_value_id and
7172 (free_scc_vn): Free them.
7173 (set_hashtable_value_ids): New function.
7174 (run_scc_vn): Use it.
7175 (get_max_value_id): New function.
7176 (get_next_value_id): Ditto.
7177 (expressions_equal_p): Moved from tree-vn.c
7178 (sort_vuses): Ditto.
7179 (sort_vuses_heap): Ditto.
7180 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
7182 * tree.c (iterative_hash_hashval_t): Made non-static
7183 * tree.h (iterative_hash_hashval_t): Declare it.
7185 2008-07-08 Martin Jambor <mjambor@suse.cz>
7187 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
7188 instead of ipa_create_node_params.
7189 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
7190 ipa_check_create_edge_args, free them with
7191 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
7193 * ipa-prop.c: Include flags.h and tree-inline.h.
7194 (ipa_node_params_vector): New variable.
7195 (ipa_edge_args_vector): New variable.
7196 (edge_removal_hook_holder): New variable.
7197 (node_removal_hook_holder): New variable.
7198 (edge_duplication_hook_holder): New variable.
7199 (node_duplication_hook_holder): New variable.
7200 (ipa_detect_param_modifications): Check for presence of modified flags.
7201 (ipa_compute_jump_functions): Check for presence of jump functions.
7202 (ipa_free_edge_args_substructures): New function.
7203 (ipa_create_node_params): Removed.
7204 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
7205 (ipa_free_node_params_substructures): New function.
7206 (ipa_free_all_node_params): Changed to deallocate the on-the-side
7208 (ipa_edge_removal_hook): New function.
7209 (ipa_node_removal_hook): New function.
7210 (duplicate_array): New function.
7211 (ipa_edge_duplication_hook): New function.
7212 (ipa_node_duplication_hook): New function.
7213 (ipa_register_cgraph_hooks): New function.
7214 (ipa_unregister_cgraph_hooks): New function.
7215 (free_all_ipa_structures_after_ipa_cp): New function.
7217 * ipa-prop.h: Include vec.h.
7218 (ipa_node_params_t): New typedef with vector types for it.
7219 (ipa_edge_args_t): New typedef with vector types for it.
7220 (IPA_NODE_REF): Changed to access an on-the-side vector.
7221 (IPA_EDGE_REF): Changed to access an on-the-side vector.
7222 (ipa_check_create_node_params): New function.
7223 (ipa_check_create_edge_args): New function.
7225 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
7228 2008-07-07 Tom Tromey <tromey@redhat.com>
7230 * configure, config.in: Rebuilt.
7231 * configure.ac: Don't check for scandir or alphasort.
7233 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7235 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
7236 types immediately after creating them.
7238 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7240 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
7242 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
7244 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
7245 dump_constraint_graph.
7246 (dump_constraint_edge): New function.
7247 (dump_constraint_graph): New function.
7248 (debug_constraint_graph): New function.
7249 (dump_constraint): Removed useless comparison.
7250 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
7251 (dump_constraint_graph): Declare.
7252 (debug_constraint_graph): Declare.
7253 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
7255 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
7257 * config/i386/i386.c (is_va_list_char_pointer): New.
7258 (ix86_va_start): Replace compare with ms_va_list_type_node
7259 by is_va_list_char_pointer.
7260 (ix86_gimplify_va_arg): Likewise.
7262 2008-07-07 Martin Jambor <mjambor@suse.cz>
7264 * cgraph.c (cgraph_edge_max_uid): New variable.
7265 (struct cgraph_edge_hook_list): New type.
7266 (struct cgraph_node_hook_list): New type.
7267 (struct cgraph_2edge_hook_list): New type.
7268 (struct cgraph_2node_hook_list): New type.
7269 (first_cgraph_edge_removal_hook): New variable.
7270 (first_cgraph_node_removal_hook): New variable.
7271 (first_cgraph_edge_duplicated_hook): New variable.
7272 (first_cgraph_node_duplicated_hook): New variable.
7273 (cgraph_add_edge_removal_hook): New function.
7274 (cgraph_remove_edge_removal_hook): New function.
7275 (cgraph_call_edge_removal_hooks): New function.
7276 (cgraph_add_node_removal_hook): New function.
7277 (cgraph_remove_node_removal_hook): New function.
7278 (cgraph_call_node_removal_hooks): New function.
7279 (cgraph_add_edge_duplication_hook): New function.
7280 (cgraph_remove_edge_duplication_hook): New function.
7281 (cgraph_call_edge_duplication_hooks): New function.
7282 (cgraph_add_node_duplication_hook): New function.
7283 (cgraph_remove_node_duplication_hook): New function.
7284 (cgraph_call_node_duplication_hooks): New function.
7285 (cgraph_create_edge): Assign to edge uid.
7286 (cgraph_remove_edge): Call edge removal hooks.
7287 (cgraph_node_remove_callees): Call edge removal hooks.
7288 (cgraph_node_remove_callers): Call edge removal hooks.
7289 (cgraph_remove_node): Call node removal hooks.
7290 (cgraph_clone_edge): Call edge duplication hooks.
7291 (cgraph_clone_node): Call node duplication hooks.
7293 * cgraph.h (cgraph_edge): New field uid.
7294 (cgraph_edge_hook): New type.
7295 (cgraph_node_hook): New type.
7296 (cgraph_2edge_hook): New type.
7297 (cgraph_2node_hook): New type.
7299 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
7301 * config.in: Regenerate.
7303 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
7305 * gcc.c (print_sysroot): New.
7306 (option_map, display_help, process_command): Handle the
7307 -print-sysroot option.
7308 (main): Print the sysroot if requested.
7309 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
7311 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7314 * unwind-pe.h (size_of_encoded_value): add attribute unused.
7316 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
7318 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
7319 (assign_parm_setup_block_p): Also check mode of entry_parm.
7321 2008-07-07 Richard Guenther <rguenther@suse.de>
7323 * tree-ssa-structalias.h (set_used_smts): Remove.
7324 * tree-ssa-structalias.c (used_smts): Likewise.
7325 (set_used_smts): Likewise.
7326 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
7327 call to set_used_smts.
7329 2008-07-07 Richard Guenther <rguenther@suse.de>
7331 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
7332 (new_var_info): Set it to false.
7333 (solution_set_add): Correctly handle pointers outside a var and
7335 (type_safe): Treat variables with is_full_var properly.
7336 (do_sd_constraint): Likewise.
7337 (do_ds_constraint): Likewise.
7338 (process_constraint): Remove zeroing offset for !use_field_sensitive.
7339 (get_constraint_for_ptr_offset): New function.
7340 (get_constraint_for_component_ref): For addresses at least include
7341 the last field of the variable. Handle is_full_vars properly.
7342 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
7343 (handle_ptr_arith): Remove.
7344 (find_func_aliases): Simplify assignment handling.
7345 (create_function_info_for): For parameter and result varinfos set
7347 (create_variable_info_for): Set is_full_var flag whenever we
7348 just created a single varinfo for a decl.
7349 (init_alias_vars): Initialize use_field_sensitive from
7350 max-fields-for-field-sensitive parameter.
7352 2008-07-07 Richard Guenther <rguenther@suse.de>
7354 PR tree-optimization/36713
7355 * tree-flow-inline.h (is_call_used): New function.
7356 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
7357 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
7358 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
7360 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7362 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
7364 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
7366 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
7368 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7369 Nathan Sidwell <nathan@codesourcery.com>
7371 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
7372 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
7374 * config/m68k/t-linux: New.
7375 * doc/install.texi: Document m68k-*-linux is now multilibbed by
7378 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
7380 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
7381 * config/m68k/m68k-devices.def: Remove multilibs that only differ
7384 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7386 * gcc.c (execute): Fix -Wc++-compat warning.
7388 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
7391 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
7392 constant for little endian.
7394 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
7396 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
7397 mips_base_mips16 instead of TARGET_MIPS16.
7398 (mips_base_mips16): Declare.
7399 * config/mips/mips.c (mips_base_mips16): Make global.
7400 (was_mips16_p): Remove GTY marker.
7401 (was_mips16_pch_p): New variable.
7402 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
7403 (mips_override_options): Force to non-MIPS16 mode initially.
7404 Do not complain about MIPS16 PIC incompatibilities here.
7405 Only allow -mgpopt if -mexplicit-relocs is in force for
7408 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
7410 * configure.ac: Check for caddr_t, define to char * if not defined.
7411 * configure: Regenerate.
7412 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
7413 (mmap_gt_pch_use_address): Likewise.
7414 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
7416 2008-07-06 Richard Guenther <rguenther@suse.de>
7418 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
7419 (new_var_info): Deal with it.
7420 (solution_set_add): Likewise.
7421 (bitpos_of_field): Make signed, fix.
7422 (struct fieldoff): Remove type and decl fields. Make size field
7423 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
7425 (fieldoff_compare): Deal with it.
7426 (push_fields_onto_fieldstack): Remove has_union argument, glob
7427 adjacent non-pointer fields together.
7428 (create_function_info_for): Do not set has_union.
7429 (create_variable_info_for): Simplify.
7431 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
7433 * config.gcc (extra_headers): Add cross-stdarg.h for target
7434 x86_64-*-* and i?86-*-*.
7435 * config/i386/cross-stdarg.h: New.
7436 * builtins.c (std_fn_abi_va_list): New.
7437 (std_canonical_va_list_type): New.
7438 (stabilize_va_list): Replace va_list_type_node use by
7439 mtarget.canonical_va_list_type.
7440 (gimplify_va_arg_expr): Likewise.
7441 (expand_builtin_va_copy): Replace va_list_type_node use by
7442 mtarget.fn_abi_va_list.
7443 * tree-sra.c (is_va_list_type): New helper.
7444 (decl_can_be_decomposed_p): Replace
7445 va_list_type_node use by is_va_list_type.
7446 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
7447 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7448 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
7449 * config/i386/i386-protos.h (ix86_get_valist_type): New.
7450 (ix86_enum_va_list): New.
7451 * config/i386/i386.c (sysv_va_list_type_node): New.
7452 (ms_va_list_type_node): New.
7453 (ix86_function_type_abi): Remove sorry.
7454 (ix86_build_builtin_va_list_abi): New.
7455 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
7457 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
7458 (ix86_init_builtins_va_builtins_abi): New.
7459 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
7461 (ix86_handle_abi_attribute): New.
7462 (attribute_spec): Add sysv_abi and ms_abi.
7463 (ix86_fn_abi_va_list): New.
7464 (ix86_canonical_va_list_type): New.
7465 (ix86_enum_va_list): New.
7466 (TARGET_FN_ABI_VA_LIST): New.
7467 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7468 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
7469 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
7470 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7471 (TARGET_ENUM_VA_LIST): New.
7472 * expr.h (std_fn_abi_va_list): New.
7473 (std_canonical_va_list_type): New.
7474 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
7475 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7476 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
7477 TARGET_CANONICAL_VA_LIST_TYPE.
7478 * target.h (struct gcc_target): Add fn_abi_va_list hook
7479 and canonical_va_list_type hook.
7481 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7483 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
7484 integral and pointer types.
7486 2008-07-04 Roger Sayle <roger@eyesopen.com>
7488 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
7489 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
7491 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
7494 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
7496 2008-07-04 Jakub Jelinek <jakub@redhat.com>
7498 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
7499 build_gimple_modify_stmt.
7500 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
7501 gimple operand. Use fold_build* instead of build*.
7503 2008-07-04 Richard Guenther <rguenther@suse.de>
7505 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
7506 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
7507 properly to compute the reachability set if we do field-sensitive PTA.
7508 * invoke.texi (max-fields-for-field-sensitive): Document default.
7509 * opts.c (decode_options): Set max-fields-for-field-sensitive to
7510 100 for optimize >= 2.
7512 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7514 * ggc-zone.c (lookup_page_table_if_allocated,
7515 set_page_table_entry, zone_find_object_size, alloc_small_page,
7516 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
7517 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
7518 -Wc++-compat and/or -Wcast-qual warnings.
7520 2008-07-04 Alan Modra <amodra@bigpond.net.au>
7523 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
7524 pic_offset_table_rtx to be marked as used here.
7525 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
7526 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
7527 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
7528 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
7531 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7533 * alloc-pool.c (hash_descriptor, eq_descriptor,
7534 alloc_pool_descriptor): Fix -Wc++-compat warnings.
7535 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
7537 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
7538 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
7539 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
7540 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
7543 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
7545 * tree-flow.h (loop_only_exit_p): Declare.
7546 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
7547 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
7548 the number of iterations if it is constant. Otherwise, if this is the
7549 only possible exit of the loop, use the conservative estimate on the
7550 number of iterations of the entire loop if available.
7552 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
7554 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
7555 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
7556 Add synchronization functions.
7557 * config/sync.c: New file.
7558 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
7559 (LIBGCC_SYNC_CFLAGS): Likewise.
7561 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
7564 * config/i386/i386.md (mode): Add TF to "mode" attribute.
7565 (*pushtf_sse): New insn pattern.
7566 (pushtf splitters): New splitters.
7568 2008-07-03 Michael Meissner <gnu@the-meissners.org>
7571 * predict.c (build_predict_expr): Use void_type_node for the tree
7572 type, instead of NULL_TREE.
7574 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
7576 * config/i386/i386.c (contains_aligned_value_p): Return true
7578 (ix86_data_alignment): Align TCmode to 128bits.
7579 (ix86_local_alignment): Likewise.
7581 2008-07-03 Andrew Haley <aph@redhat.com>
7584 * vec.h (VEC_TA): New.
7585 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
7586 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
7587 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
7588 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
7589 (C_COMMON_FIXED_TYPES): Remove first arg.
7590 (C_COMMON_FIXED_MODE_TYPES): Likewise.
7591 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
7592 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
7593 not to use empty macro arguments.
7595 2008-07-02 Joseph Myers <joseph@codesourcery.com>
7597 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
7598 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
7599 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
7600 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
7601 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
7602 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
7603 config/ia64/crtn.asm, config/m68hc11/larith.asm,
7604 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
7605 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
7606 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
7607 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
7608 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
7609 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
7610 config/rs6000/e500crtres64gpr.asm,
7611 config/rs6000/e500crtres64gprctr.asm,
7612 config/rs6000/e500crtrest32gpr.asm,
7613 config/rs6000/e500crtrest64gpr.asm,
7614 config/rs6000/e500crtresx32gpr.asm,
7615 config/rs6000/e500crtresx64gpr.asm,
7616 config/rs6000/e500crtsav32gpr.asm,
7617 config/rs6000/e500crtsav64gpr.asm,
7618 config/rs6000/e500crtsav64gprctr.asm,
7619 config/rs6000/e500crtsavg32gpr.asm,
7620 config/rs6000/e500crtsavg64gpr.asm,
7621 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
7622 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
7623 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
7624 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
7625 config/sparc/sol2-cn.asm: Remove .file directives.
7627 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
7629 * resource.c (mark_referenced_resources): Look inside
7630 UNSPEC_VOLATILEs and ASM_INPUTs.
7632 2008-07-02 Ian Lance Taylor <iant@google.com>
7634 * rtlanal.c (add_reg_note): New function.
7635 * rtl.h (add_reg_note): Declare.
7636 * auto-inc-dec.c (attempt_change): Use add_reg_note.
7637 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
7638 * builtins.c (expand_builtin_longjmp): Likewise.
7639 (expand_builtin_nonlocal_goto): Likewise.
7640 * calls.c (emit_call_1, expand_call): Likewise.
7641 * cfgexpand.c (add_reg_br_prob_note): Likewise.
7642 * cfglayout.c (fixup_reorder_chain): Likewise.
7643 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
7644 (commit_one_edge_insertion): Likewise.
7645 * combine.c (move_deaths, distribute_notes): Likewise.
7646 * df-problems.c (df_set_note): Likewise.
7647 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
7648 (set_unique_reg_note): Likewise.
7649 (emit_copy_of_insn_after): Likewise.
7650 * expr.c (expand_expr_real): Likewise.
7651 * gcse.c (add_label_notes): Likewise.
7652 * haifa-sched.c (create_check_block_twin): Likewise.
7653 * jump.c (mark_jump_label_1): Likewise.
7654 * loop-doloop.c (add_test, doloop_modify): Likewise.
7655 * loop-unswitch.c (compare_and_jump_seq): Likewise.
7656 * lower-subreg.c (move_eh_region_note): Likewise.
7657 * optabs.c (emit_libcall_block): Likewise.
7658 * predict.c (predict_insn): Likewise.
7659 (combine_predictions_for_insn): Likewise.
7660 * recog.c (peephole2_optimize): Likewise.
7661 * regmove.c (try_auto_increment): Likewise.
7662 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
7663 * reload.c (find_reloads): Likewise.
7664 * reload1.c (fixup_eh_region_note): Likewise.
7665 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
7666 * reorg.c (delete_prior_computation): Likewise.
7667 (delete_computation, dbr_schedule): Likewise.
7668 * config/pa/pa.c (legitimize_pic_address): Likewise.
7669 * config/sh/sh.c (sh_reorg): Likewise.
7671 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
7674 * config/libgcc-glibc.ver: Add %exclude.
7675 * config/m32r/libgcc-glibc.ver: Likwise.
7676 * config/s390/libgcc-glibc.ver: Likwise.
7677 * config/sh/libgcc-glibc.ver: Likwise.
7678 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
7680 * config/i386/libgcc-glibc.ver: New.
7682 * config/i386/libgcc-x86_64-glibc.ver: Removed.
7684 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
7686 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
7687 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
7688 i[34567]86-*-linux*, x86_64-*-linux*. Add
7689 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
7690 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
7691 x86_64-*-linux*. Add i386/t-linux to tmake_file for
7692 i[34567]86-*-linux*, x86_64-*-linux*.
7694 * libgcc-std.ver: Add empty GCC_4.4.0.
7696 * mkmap-symver.awk: Support multiple versions per symbol.
7698 * config/i386/i386.c (ix86_init_builtins): Always define
7699 __builtin_fabsq and __builtin_copysignq with fallbacks.
7700 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
7701 and __builtin_copysignq if SSE2 isn't available.
7703 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
7704 (LIBGCC2_TF_CEXT): Likwise.
7707 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
7709 * config/i386/sfp-machine.h: Moved to libgcc.
7711 * config/i386/sfp-machine.h: New.
7712 * config/i386/t-linux: Likwise.
7714 * config/i386/t-darwin: Remove softfp_wrap_start and
7716 * config/i386/t-darwin64: Likewise.
7718 * config/i386/t-fprules-softfp64: Renamed to ...
7719 * config/i386/t-fprules-softfp: This.
7721 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
7722 and softfp_wrap_end.
7724 2008-07-02 Jason Merrill <jason@redhat.com>
7726 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
7728 * tree.c (ctor_to_list): New fn.
7729 * tree.h: Declare it.
7730 (CONSTRUCTOR_ELT): New macro.
7731 (CONSTRUCTOR_NELTS): New macro.
7733 2008-07-02 Richard Guenther <rguenther@suse.de>
7735 * tree-ssa-structalias.c (struct variable_info): Reorder
7736 to fill padding on 64bit hosts. Make collapsed_to an int.
7737 (get_varinfo_fc): Deal with that.
7738 (new_var_info): Likewise.
7739 (collapse_rest_of_var): Likewise.
7741 2008-07-02 Joshua Sumali <jsumali@redhat.com>
7743 * doc/install.texi (--enable-java-home): Document.
7744 (--enable-aot-compile-rpm): Likewise.
7745 (--with-arch-directory): Likewise.
7746 (--with-os-directory): Likewise.
7747 (--with-origin-name): Likewise.
7748 (--with-arch-suffix): Likewise.
7749 (--with-jvm-root-dir): Likewise.
7750 (--with-jvm-jar-dir): Likewise.
7751 (--with-python-dir): Likewise.
7753 2008-07-02 Richard Guenther <rguenther@suse.de>
7755 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
7756 from decls explicitly. Merge operand checking from tuples.
7758 2008-07-02 Martin Jambor <mjambor@suse.cz>
7760 * tree-switch-conversion.c: Included timevar.h which I forgot before.
7762 2008-07-02 Martin Jambor <mjambor@suse.cz>
7764 * tree-switch-conversion.c: Included timevar.h
7765 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
7767 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
7769 2008-07-02 Martin Jambor <mjambor@suse.cz>
7771 * tree-switch-conversion.c: Corrected various comments and
7773 (build_constructors): Fixed minor formatting mistakes.
7775 * invoke.texi (Optimize Options): Corrected the
7776 switch-conversion-max-branch-ratio parameter.
7778 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
7780 * final.c (asm_insn_count): Return zero for an empty asm body.
7782 2008-07-02 Richard Guenther <rguenther@suse.de>
7784 * bitmap.h (bitmap_set_bit): Return bool.
7785 (bitmap_clear_bit): Likewise.
7786 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
7787 write to the bitmap if it would.
7788 (bitmap_clear_bit): Likewise.
7789 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
7790 bitmap_set_bit return value.
7791 (add_pred_graph_edge): Likewise.
7792 (add_graph_edge): Likewise.
7793 (do_sd_constraint): Likewise.
7794 (do_ds_constraint): Likewise.
7796 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7798 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
7799 Fix -Wc++-compat and/or -Wcast-qual warnings.
7800 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
7801 gen_regparm_prefix): Likewise.
7802 * vmsdbgout.c (write_modbeg, lookup_filename,
7803 vmsdbgout_source_line, vmsdbgout_init): Likewise.
7805 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
7807 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
7808 defaults.h definition apply.
7810 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
7812 * function.c (assign_parm_remove_parallels): New.
7813 (assign_parm_setup_block_p): Do not return true for non-BLKmode
7815 (assign_parm_setup_block): Do not handle them.
7816 (assign_parm_setup_reg, assign_parm_setup_stack): Call
7817 assign_parm_remove_parallels.
7819 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
7821 * c-typeck.c (convert_for_assignment): Use
7822 vector_targets_convertible_p.
7823 * c-common.c (vector_targets_convertible_p): New.
7824 * c-common.h (vector_targets_convertible_p): New prototype.
7825 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
7826 opaque_p_V2SI_type_node.
7828 2008-07-01 Steve Ellcey <sje@cup.hp.com>
7830 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
7833 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
7835 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
7836 TFmode constants via two element DImode vector for hosts with
7837 HOST_BITS_PER_WIDE_INT < 64.
7838 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
7839 also for HOST_BITS_PER_WIDE_INT < 64.
7841 2008-07-01 Richard Guenther <rguenther@suse.de>
7843 PR tree-optimization/36666
7844 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
7845 (get_constraint_exp_from_ssa_var): Split into ...
7846 (get_constraint_exp_for_temp): ... this ...
7847 (get_constraint_for_ssa_var): ... and that.
7848 Return constraint expressions for all touched sub-fields
7849 if the results address is not taken.
7850 (process_constraint): Remove assertion that aggregate
7851 assignments do not happen at this place.
7852 (get_constraint_for_component_ref): Add address_p argument.
7853 Return constraint expressions for all touched sub-fields
7854 if the results address is not taken.
7855 (do_deref): Use get_constraint_exp_for_temp.
7856 (get_constraint_for_1): Rename from ...
7857 (get_constraint_for): ... this. Add the old function as wrapper.
7858 (do_structure_copy): Use get_constraint_for_1.
7860 2008-07-01 Martin Jambor <mjambor@suse.cz>
7862 * Makefile.in (tree-switch-conversion.o): Add.
7863 (OBJS-common): Add tree-swtch-conversion.o.
7864 * passes.c (init_optimization_passes): Add pass_convert_switch.
7865 * tree-pass.h: (pass_convert_switch): Add.
7866 * tree-switch-conversion.c: New file.
7867 * gcc.dg/tree-ssa/cswtch.c: New testcase.
7868 * common.opt (ftree-cswtch): New option.
7869 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
7870 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
7871 * opts.c (decode_options): Set flag_tree_switch_conversion when
7872 optimization level is >= 2.
7873 * doc/invoke.texi (Optimize Options): Added description of
7874 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
7876 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7878 * config/darwin-driver.c (darwin_default_min_version): Fix
7879 -Wc++-compat warnings.
7881 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
7883 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
7886 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7888 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
7890 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7892 PR rtl-optimization/34744
7893 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
7894 (df_scan_free_internal): Free data structures not
7895 allocated in storage pools.
7896 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
7897 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
7898 df_scan_free_mws_vec.
7899 * dse.c (dse_step6): Free offset_map_p and offset_map_n
7902 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
7904 * config/i386/i386.c (contains_aligned_value_p): Return true
7906 (ix86_function_arg_boundary): Return its natural boundary
7908 (return_in_memory_32): Don't check TDmode.
7909 (ix86_split_to_parts): Support splitting into 4 parts and
7910 support TFmode for 32bit target.
7911 (ix86_split_long_move): Support splitting into 4 parts.
7912 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
7914 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
7915 (ix86_init_builtins): Here.
7916 (ix86_scalar_mode_supported_p): Always return true for TFmode.
7917 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
7918 'q' and 'w', respectively.
7920 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
7922 (movtf_internal): Likewise.
7923 (<code>tf2): Likewise.
7924 (*absnegtf2_sse): Likewise.
7925 (copysign<mode>3): Likewise.
7926 (copysign<mode>3_const): Likewise.
7927 (copysign<mode>3_var): Likewise.
7928 (define_split UNSPEC_COPYSIGN): Likewise.
7929 * config/i386/sse.md (*nandtf3): Likewise.
7930 (<code>tf3): Likewise.
7931 (*<code>tf3): Likewise.
7933 2008-06-30 Joey Ye <joey.ye@intel.com>
7934 H.J. Lu <hongjiu.lu@intel.com>
7936 * global.c (compute_regsets): Set frame_pointer_needed here.
7937 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
7939 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7941 * doc/install.texi (specific): Expand Windows build notes.
7943 2008-06-30 Ira Rosen <irar@il.ibm.com>
7945 PR tree-optimization/36648
7946 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
7947 number of prolog iterations by step. Fix the comment.
7949 2008-06-30 Richard Guenther <rguenther@suse.de>
7952 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
7953 handle calls from ECF_MALLOC functions.
7954 (handle_pure_call): ECF_MALLOC functions do not return
7956 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
7958 2008-06-29 Andreas Schwab <schwab@suse.de>
7960 * config/m68k/m68k.c (print_operand): Always print a float
7962 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
7963 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
7966 * config/rs6000/x-linux64: Remove never used file.
7968 2008-06-29 Richard Guenther <rguenther@suse.de>
7970 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
7972 (struct alias_info): Move ...
7973 * tree-ssa-alias.c: ... here.
7974 (update_alias_info): Declare.
7975 (compute_may_aliases): Call it.
7976 (update_alias_info): New function.
7977 * tree-ssa-structalias.c (update_alias_info): Move ...
7978 * tree-ssa-alias.c (update_alias_info_1): ... here.
7979 * tree-ssa-structalias.c (process_constraint_1): Remove
7980 unused from_call argument. Rename to ...
7981 (process_constraint): ... this. Delete old wrapper.
7982 (make_constraint_to): Adjust callers.
7983 (handle_const_call): Likewise.
7984 (handle_pure_call): Likewise.
7985 (init_base_vars): Likewise.
7986 (handle_lhs_call): Likewise. Remove unnecessary constraint.
7987 (find_func_aliases): We don't need structure copies for
7989 (make_constraint_from_anything): Remove.
7990 (create_variable_info_for): For globals make constraints
7991 from escaped, not from anything.
7992 (compute_points_to_sets): Do not call update_alias_info.
7993 (ipa_pta_execute): Use make_constraint_from.
7995 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7997 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
7998 (bitmap.o-warn, dominance.o-warn): New.
7999 * configure.ac (cxx_compat_warn): Delete.
8000 (loose_warn): Add -Wcast-qual and -Wc++-compat.
8001 * system.h: Remove #pragma diagnostic for -Wcast-qual and
8003 * configure: Regenerate.
8005 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
8008 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8010 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
8011 * df-scan.c (df_notes_rescan): Likewise.
8012 * ggc-page.c (set_page_table_entry): Likewise.
8013 * intl.c (gcc_gettext_width): Likewise.
8014 * varasm.c (get_unnamed_section, get_noswitch_section,
8015 get_section): Likewise.
8017 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
8019 * regrename.c (build_def_use): Don't copy RTX.
8021 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
8023 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
8024 (Type Attributes): Fix nesting of @table and @subsection. Adjust
8025 punctuation. Use @ref instead of @xref.
8026 (Function Names): Remove stray @display/@end display.
8027 (C++ Attributes): Use @ref instead of @xref.
8028 (Deprecated Features): Fix punctuation around @xref.
8029 (Backwards Compatibility): Likewise.
8030 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
8032 2008-06-28 Joseph Myers <joseph@codesourcery.com>
8034 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
8035 constants for E500 double.
8037 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8039 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
8040 element type of const_vector.
8042 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
8044 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
8045 Remove FLAGS_REG clobber from expander pattern.
8046 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
8047 (anddi3, andsi3, andhi3, andqi3): Ditto.
8048 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
8049 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
8050 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
8051 (ashlsi3, ashlhi3, ashlqi3): Ditto.
8052 (ashrsi3, ashrhi3, ashrqi3): Ditto.
8053 (lshrsi3, lshrhi3, lshrqi3): Ditto.
8054 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
8055 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
8057 2008-06-28 Richard Guenther <rguenther@suse.de>
8059 * tree-ssa-structalias.c (callused_id, var_callused,
8060 callused_tree): Add.
8061 (handle_pure_call): New function.
8062 (find_func_aliases): Call it.
8063 (find_what_p_points_to): Handle the call-used set.
8064 (clobber_what_escaped): Likewise.
8065 (compute_call_used_vars): New function.
8066 (init_base_vars): Init the call-used variable.
8067 (do_sd_constraint): Do not propagate the solution from CALLUSED
8068 but use CALLUSED as a placeholder.
8069 (solve_graph): Likewise.
8070 * tree-flow-inline.h (gimple_call_used_vars): New function.
8071 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
8072 (compute_call_used_vars): Declare.
8073 * tree-ssa-alias.c (set_initial_properties): Call
8074 compute_call_used_vars.
8075 (reset_alias_info): Clear call-used variables.
8076 (add_call_clobber_ops): Assert we are not called for const/pure
8077 functions. Remove handling of them.
8078 (add_call_read_ops): Handle pure functions by adding the
8079 call-used set of variables as VUSEs.
8080 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
8081 (delete_tree_ssa): Free it.
8082 * tree-dfa.c (remove_referenced_var): Clear the var from the
8085 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
8087 * tree.c (build_varargs_function_type_list): New.
8088 (build_function_type_list_1): New.
8089 (build_function_type_list): Use build_function_type_list_1.
8090 * tree.h (build_varargs_function_type_list): New.
8092 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8095 * config/spu/spu.c (spu_builtin_splats): Do not generate
8096 invalid CONST_VECTOR expressions.
8097 (spu_expand_vector_init): Likewise.
8099 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
8101 * optabs.c (libfunc_decls): New variable.
8102 (libfunc_decl_hash, libfunc_decl_eq): New functions.
8103 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
8104 for the same function twice.
8106 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
8108 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
8109 ix86_expand_binary_operator directly.
8110 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
8112 (*ashrti3_1): Ditto.
8113 (*lshrti3_1): Ditto.
8114 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
8115 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
8116 using only one splitter. Conditionaly execute splitter before or
8117 after peephole2 pass.
8118 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
8119 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
8120 Use only one alternative in asm template.
8121 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
8123 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
8124 "J" operand constraint for operand 2.
8125 (*ashldi3_cconly_rex64): Ditto.
8126 (*ashrdi3_cmp_rex64): Ditto.
8127 (*ashrdi3_cconly_rex64): Ditto.
8128 (*lshrdi3_cmp_rex64): Ditto.
8129 (*lshrdi3_cconly_rex64): Ditto.
8130 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
8131 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
8132 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
8135 2008-06-27 Jakub Jelinek <jakub@redhat.com>
8137 * gimplify.c (omp_is_private): Don't return true if decl is not
8138 already private on #pragma omp for or #pragma omp parallel for.
8141 * tree-cfg.c (struct move_stmt_d): Replace block field with
8142 orig_block and new_block fields.
8143 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
8144 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
8145 (move_block_to_fn): Replace vars_map and new_label_map arguments
8146 with struct move_stmt_d pointer.
8147 (replace_block_vars_by_duplicates): New function.
8148 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
8149 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
8150 all subblocks of ORIG_BLOCK to the new function. Call
8151 replace_block_vars_by_duplicates.
8152 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
8153 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
8154 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
8155 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
8156 (expand_omp): Temporarily set input_location to the location of
8157 region's controlling stmt.
8158 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
8159 BIND_EXPR, push ctx->block_vars and gimplification vars into
8160 the BIND_EXPR and its block's BLOCK_VARS instead of directly
8162 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
8163 there are any BLOCK_VARS.
8164 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
8165 OMP_PARALLEL or OMP_TASK stmt.
8166 (lower_omp): Save and restore input_location around the lower_omp_1
8169 2008-06-27 Richard Guenther <rguenther@suse.de>
8171 PR tree-optimization/36400
8172 PR tree-optimization/36373
8173 PR tree-optimization/36344
8174 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
8175 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
8176 (update_alias_info): Remove call clobbering code.
8177 (make_constraint_to): New helper function.
8178 (make_escape_constraint): Likewise.
8179 (handle_rhs_call): Use it on all pointer containing arguments.
8180 Also mark the static chain escaped.
8181 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
8182 instead of ANYTHING.
8183 (make_constraint_from): New helper split out from ...
8184 (make_constraint_from_anything): ... here.
8185 (find_func_aliases): Add constraints for escape sites.
8186 (intra_create_variable_infos): Make constraints from NONLOCAL
8188 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
8190 (clobber_what_p_points_to): Remove.
8191 (clobber_what_escaped): New function.
8192 (init_base_vars): Init NONLOCAL and ESCAPED.
8193 (do_sd_constraint): Do not propagate the solution from ESCAPED
8194 but use ESCAPED as a placeholder.
8195 (solve_graph): Likewise.
8196 * tree-flow.h (clobber_what_p_points_to): Remove.
8197 (clobber_what_escaped): Declare.
8198 * tree-ssa-alias.c (set_initial_properties): Call it.
8199 Remove code clobbering escaped pointers.
8201 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8203 * function.c (allocate_struct_function): Only allocate a unique
8204 funcdef_no if the decl is nonzero.
8206 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8208 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
8209 * config/mips/mips.c (mips_split_const_insns): New function.
8210 * config/mips/mips.md (move_type): New attribute.
8211 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
8212 (dword_mode): New attribute.
8213 (type): Avoid long line. Map "move_type"s to "type"s,
8214 choosing "multi" for doubleword moves if appropriate.
8215 Swap MTC/MFC comments to match their declaration order.
8216 (extended_mips16): Default to "yes" if "move_type" is "sll0",
8217 "type" is "branch" or "jal" is "direct".
8218 (length): Handle "extended_mips16" first. Make the default
8219 "0" for "ghost" instructions. Set the length from "move_type".
8220 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
8221 of "type", with "sll0" for the register alternative. Remove the
8222 "extended_mips16" attribute.
8223 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
8224 of "type", with "shift_shift" for the register alternative.
8225 Remove the "length" attribute.
8226 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
8227 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
8228 of "type", with "andi" for the register alternative.
8229 (*zero_extendqihi2): Likewise.
8230 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
8231 of "andi" instead of a "type" of "arith".
8232 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
8234 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
8235 (mov_<store>r, *mov<mode>_ra): Likewise.
8236 (extendsidi2): Use "move_type" instead of "type", with "move"
8237 for the register alternative.
8238 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
8239 of "type", with "signext" for the register alternative.
8240 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
8241 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
8242 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
8243 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
8244 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
8245 (unnamed branch insn): Likewise.
8246 (*movdi_gp32_fp64): Fold into...
8247 (*movdi_32bit): ...here.
8248 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
8249 (*movdf_hardfloat): ...this new pattern.
8250 (*movdf_softfloat): Remove redundant FPR alternatives.
8251 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
8252 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
8253 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
8254 the "move" attribute.
8255 (*movdi_32bit): Use "move_type" instead of "type" and remove the
8256 "length" attribute. Use "fpload" and "fpstore" instead of "load"
8257 and "store" for COP loads and stores.
8258 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
8259 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
8260 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
8261 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
8262 (*movtf_mips16, *movv2sf): Likewise.
8263 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
8264 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
8265 (mfhc1<mode>): Use "move_type" instead of "move".
8266 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
8267 (loadgp_blockage): Remove the "length" attribute.
8268 (blockage, set_got_version, update_got_version): Likewise.
8269 (call_internal): Remove the "extended_mips16" attribute.
8270 (call_value_internal, call_value_multiple_internal): Likewise.
8271 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
8273 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
8274 the "length" attribute.
8276 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8278 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
8279 -Wcast-qual warnings.
8280 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
8281 handle_pragma_pop_macro): Likewise.
8282 * collect2.c (resolve_lib_name): Likewise.
8283 * config/arc/arc.c (arc_init): Likewise.
8284 * config/arm/arm.c (neon_builtin_compare,
8285 locate_neon_builtin_icode): Likewise.
8286 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
8287 * config/bfin/bfin.c (bfin_init_machine_status,
8288 bfin_optimize_loop): Likewise.
8289 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
8290 * config/cris/cris.c (cris_init_expanders): Likewise.
8291 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
8292 * config/darwin.c (machopic_indirection_eq,
8293 machopic_indirection_name, machopic_output_indirection): Likewise.
8294 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
8295 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
8296 frv_optimize_membar): Likewise.
8297 * config/i386/cygwin.h (mingw_scan,
8298 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
8299 * config/i386/cygwin1.c (mingw_scan): Likewise.
8300 * config/i386/i386.c (machopic_output_stub): Likewise.
8301 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
8302 i386_pe_unique_section): Likewise.
8303 * config/ia64/ia64.c (ia64_init_machine_status,
8304 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
8306 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
8307 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
8308 * config/m68k/m68k.c (m68k_handle_option,
8309 m68k_sched_md_init_global): Likewise.
8310 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
8311 mcore_unique_section): Likewise.
8312 * config/mips/mips.c (mips_block_move_straight,
8313 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
8315 * config/mmix/mmix.c (mmix_init_machine_status,
8316 mmix_encode_section_info): Likewise.
8317 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
8318 * config/rs6000/rs6000.c (rs6000_init_machine_status,
8319 print_operand_address, output_toc, redefine_groups,
8320 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
8321 * config/s390/s390.c (s390_init_machine_status): Likewise.
8322 * config/score/score.c (score_block_move_straight,
8323 score_block_move_loop_body): Likewise.
8324 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
8325 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
8326 * emit-rtl.c (find_auto_inc): Likewise.
8327 * gcc.c (translate_options, process_command): Likewise.
8328 * reorg.c (dbr_schedule): Likewise.
8329 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
8330 * xcoffout.c (xcoffout_declare_function): Likewise.
8332 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
8334 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
8335 ipa-pta working again.
8337 2008-06-27 David Edelsohn <edelsohn@gnu.org>
8339 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
8342 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
8344 * config.gcc (powerpc*-*-*): Add new core e500mc.
8345 * config/rs6000/e500mc.md: New file.
8346 * config/rs6000/rs6000.c (processor_costs): Add new costs for
8348 (rs6000_override_options): Add e500mc case to
8349 processor_target_table. Altivec and Spe options not allowed
8350 with e500mc. Add isel instruction to e500mc by
8351 default. Initialize rs6000_cost for e500mc.
8352 (rs6000_issue_rate): Set issue rate for e500mc.
8353 * config/rs6000/rs6000.h (processor_type): Add
8354 PROCESSOR_PPCE500MC.
8355 (ASM_CPU_SPEC): Add e500mc.
8356 Set TARGET_ISEL to rs6000_isel.
8357 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
8358 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
8359 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
8361 * doc/invoke.texi: Add e500mc to list of cpus.
8363 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8366 * c-lex.c (lex_charconst): Initialize unsignedp.
8368 2008-06-27 Olivier Hainque <hainque@adacore.com>
8370 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
8371 documented assumptions.
8373 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
8375 * dwarf2out.c: Remove trailing white spaces. Break long line
8378 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
8380 * libfuncs.h (LTI_synchronize): New libfunc_index.
8381 (synchronize_libfunc): Declare.
8382 * builtins.c (expand_builtin_synchronize): Consider using
8383 synchronize_libfunc before falling back on an asm blockage.
8384 * config/mips/mips.c: Include libfuncs.h
8385 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
8387 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
8389 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
8390 parameter. Copy stack_reg to r11 where appropriate.
8391 (no_global_regs_above): Add gpr parameter.
8392 (rs6000_stack_info): Only add padding for SPE save area if we
8393 are saving SPE GPRs and CR.
8394 (saveres_routine_syms): New variable.
8395 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
8397 (rs6000_savres_routine_sym): New function.
8398 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
8400 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
8401 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
8402 Tweak FPR out-of-line saving.
8403 (rs6000_make_savres_rtx): New function.
8404 (rs6000_use_multiple_p): New function.
8405 (rs6000_savres_strategy): New function.
8406 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
8407 out-of-line if appropriate.
8408 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
8409 if we are optimizing for size.
8410 (GP_SAVE_INLINE): Define.
8411 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
8412 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
8413 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
8414 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
8415 (*save_fpregs_<mode>): Add use of r11.
8416 (*restore_gpregs_<mode>): New insn.
8417 (*return_and_restore_gpregs_<mode>): New insn.
8418 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
8420 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
8421 (*restore_gpregs_spe): New insn.
8422 (*return_and_restore_gpregs_spe): New insn.
8423 * config/rs6000/predicates.md (save_world_operation): Fix check.
8425 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8427 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
8428 this point, so assert that.
8430 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8432 * cfganal.c: Include vec.h and vecprim.h.
8433 (compute_idf): Import from...
8434 * tree-into-ssa (compute_idf): ...here.
8435 * basic-block.h (compute_idf): Export.
8437 2008-06-26 Joseph Myers <joseph@codesourcery.com>
8439 * c-decl.c (merge_decls): Use !current_function_decl to check for
8440 extern declaration of C99 inline function being at file scope.
8442 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
8444 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
8446 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8448 * alias.c (record_alias_subset, init_alias_analysis): Fix
8449 -Wc++-compat and/or -Wcast-qual warnings.
8450 * attribs.c (lookup_attribute_spec): Likewise.
8451 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
8452 copy_bb, connect_traces,
8453 find_rarely_executed_basic_blocks_and_cr): Likewise.
8454 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
8455 note_btr_set, migrate_btr_defs): Likewise.
8456 * builtins.c (result_vector, expand_builtin_memcpy,
8457 expand_builtin_mempcpy_args, expand_builtin_strncpy,
8458 builtin_memset_read_str, expand_builtin_printf,
8459 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
8461 * caller-save.c (mark_set_regs): Likewise.
8462 * calls.c (expand_call, emit_library_call_value_1): Likewise.
8463 * cgraph.c (cgraph_edge): Likewise.
8464 * combine.c (likely_spilled_retval_1): Likewise.
8465 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
8466 htab_counts_entry_del, get_coverage_counts): Likewise.
8467 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
8468 new_cselib_val): Likewise.
8469 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
8470 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
8472 * df-core.c (df_compact_blocks): Likewise.
8473 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
8474 * df-scan.c (df_grow_reg_info, df_ref_create,
8475 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
8476 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
8477 df_record_entry_block_defs, df_record_exit_block_uses,
8478 df_bb_verify): Likewise.
8479 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
8480 DF_REF_EXTRACT_MODE_CONST): New.
8481 * dominance.c (get_immediate_dominator, get_dominated_by,
8482 nearest_common_dominator, root_of_dom_tree,
8483 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
8484 -Wc++-compat and/or -Wcast-qual warnings.
8485 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
8486 record_store, replace_read, check_mem_read_rtx, scan_insn,
8487 dse_step1, dse_record_singleton_alias_set): Likewise.
8488 * dwarf2asm.c (dw2_force_const_mem): Likewise.
8490 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8492 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
8493 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
8494 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
8495 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
8496 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
8497 add_ranges_num, add_ranges_by_labels, file_info_cmp,
8498 file_name_acquire, output_file_names, add_const_value_attribute,
8499 premark_used_types_helper, file_table_eq, file_table_hash,
8500 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
8501 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
8502 -Wcast-qual warnings.
8503 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
8504 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
8505 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
8506 gen_reg_rtx, start_sequence, init_emit): Likewise.
8507 * et-forest.c (et_new_occ, et_new_tree): Likewise.
8508 * except.c (init_eh_for_function, gen_eh_region,
8509 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
8510 arh_to_landing_pad, arh_to_label, add_action_record,
8511 add_call_site, switch_to_exception_section): Likewise.
8512 * expmed.c (synth_mult): Likewise.
8513 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
8514 store_expr): Likewise.
8515 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
8517 * function.c (assign_stack_temp_for_type,
8518 allocate_struct_function, match_asm_constraints_1): Likewise.
8519 * gcov-io.c (gcov_allocate): Likewise.
8520 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
8521 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
8522 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
8523 record_one_set, insert_expr_in_table, insert_set_in_table,
8524 dump_hash_table, compute_hash_table_work, alloc_hash_table,
8525 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
8526 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
8527 -Wcast-qual warnings.
8529 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8531 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
8532 -Wcast-qual warnings.
8533 * gcc.c (process_command): Likewise.
8534 * genattrtab.c (oballoc): Use XOBNEW.
8535 (oballocvec): Define.
8536 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
8537 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
8538 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
8539 -Wc++-compat and/or -Wcast-qual warnings.
8540 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
8541 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
8542 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
8543 gen_presence_absence_set, gen_automaton, gen_regexp_el,
8544 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
8545 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
8546 add_excls, process_presence_absence_names,
8547 process_presence_absence_patterns, add_presence_absence,
8548 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
8549 get_free_state, add_arc, get_free_automata_list_el,
8550 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
8551 transform_3, cache_presence, create_ainsns, create_automata,
8552 create_state_ainsn_table, dfa_insn_code_enlarge,
8553 output_trans_func, output_min_issue_delay_func,
8554 output_dead_lock_func, output_reset_func,
8555 output_get_cpu_unit_code_func, output_dfa_start_func,
8556 expand_automata): Likewise.
8557 * genextract.c (gen_insn): Likewise.
8558 * gengtype-lex.l: Likewise.
8559 * gengtype.c (read_input_list, adjust_field_type,
8560 process_gc_options): Likewise.
8561 * genoutput.c (note_constraint): Likewise.
8562 * genpreds.c (mangle, add_constraint): Likewise.
8563 * genrecog.c (process_define_predicate, new_decision,
8564 add_to_sequence): Likewise.
8565 * gensupport.c (record_insn_name): Likewise.
8567 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8569 * config/i386/driver-i386.c (detect_caches_amd,
8570 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
8571 and/or -Wcast-qual warnings.
8572 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
8573 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
8574 gt_pch_save): Likewise.
8575 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
8576 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
8577 * global.c (compute_regsets): Likewise.
8578 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
8579 finish_graph_dump_file): Likewise.
8580 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
8581 unlink_bb_notes): Likewise.
8582 * integrate.c (get_hard_reg_initial_val): Likewise.
8583 * ipa-prop.c (ipa_push_func_to_list): Likewise.
8584 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
8585 * local-alloc.c (update_equiv_regs): Likewise.
8586 * loop-invariant.c (check_invariant_table_size,
8587 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
8589 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
8590 altered_reg_used, mark_altered): Likewise.
8591 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
8592 insert_var_expansion_initialization,
8593 combine_var_copies_in_loop_exit, apply_opt_in_copies,
8594 release_var_copies): Likewise.
8595 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
8596 analyze_matrix_decl, add_allocation_site, analyze_transpose,
8597 analyze_accesses_for_phi_node, check_var_notmodified_p,
8598 check_allocation_function, find_sites_in_func,
8599 record_all_accesses_in_func, transform_access_sites,
8600 transform_allocation_sites): Likewise.
8601 * omp-low.c (new_omp_region, create_omp_child_function_name,
8602 check_omp_nesting_restrictions, check_combined_parallel,
8603 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
8604 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
8605 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
8606 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
8608 * opts-common.c (prune_options): Likewise.
8609 * opts.c (add_input_filename, print_filtered_help,
8610 get_option_state): Likewise.
8611 * params.c (add_params): Likewise.
8612 * passes.c (set_pass_for_id, next_pass_1,
8613 do_per_function_toporder, pass_fini_dump_file): Likewise.
8614 * postreload.c (reload_cse_simplify_operands): Likewise.
8615 * predict.c (tree_predicted_by_p, tree_predict_edge,
8616 clear_bb_predictions, combine_predictions_for_bb): Likewise.
8618 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8620 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
8622 * recog.c (check_asm_operands, validate_change_1): Likewise.
8623 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
8624 subst_asm_stack_regs): Likewise.
8625 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
8626 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
8627 * regmove.c (reg_is_remote_constant_p): Likewise.
8628 * regrename.c (regrename_optimize, scan_rtx_reg,
8629 kill_clobbered_value, kill_set_value, kill_autoinc_value):
8631 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
8632 regstat_compute_calls_crossed): Likewise.
8633 * reload1.c (init_reload, new_insn_chain,
8634 has_nonexceptional_receiver, reload, copy_reloads,
8635 calculate_needs_all_insns, init_elim_table): Likewise.
8636 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
8637 * rtl.c (shallow_copy_rtx_stat): Likewise.
8638 * rtlanal.c (parms_set): Likewise.
8639 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
8640 sbitmap_resize, sbitmap_vector_alloc): Likewise.
8641 * sched-ebb.c (earliest_block_with_similiar_load,
8642 add_deps_for_risky_insns): Likewise.
8643 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
8644 schedule_region): Likewise.
8645 * see.c (eq_descriptor_pre_extension,
8646 hash_descriptor_pre_extension, hash_del_pre_extension,
8647 eq_descriptor_properties, hash_descriptor_properties,
8648 hash_del_properties, see_seek_pre_extension_expr,
8649 see_initialize_data_structures, see_print_register_properties,
8650 see_print_pre_extension_expr, see_delete_merged_def_extension,
8651 see_delete_unmerged_def_extension, see_emit_use_extension,
8652 see_pre_delete_extension, see_map_extension, see_commit_changes,
8653 see_analyze_merged_def_local_prop,
8654 see_analyze_merged_def_local_prop,
8655 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
8656 see_set_prop_merged_def, see_set_prop_unmerged_def,
8657 see_set_prop_unmerged_use, see_print_one_extension,
8658 see_merge_one_use_extension, see_merge_one_def_extension,
8659 see_store_reference_and_extension, see_update_uses_relevancy,
8660 see_update_defs_relevancy): Likewise.
8661 * statistics.c (hash_statistics_hash, hash_statistics_eq,
8662 hash_statistics_free, curr_statistics_hash): Likewise.
8663 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
8664 expand_asm_operands, expand_return, case_bit_test_cmp,
8665 expand_case): Likewise.
8666 * stor-layout.c (start_record_layout): Likewise.
8667 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
8668 gt_pch_save_stringpool): Likewise.
8669 * tree-data-ref.c (hash_stmt_vertex_info,
8670 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
8671 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
8673 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
8676 * config/i386/i386.md : Change constraints of HImode and QImode
8677 immediate operands from "i" to "n". Change SImode "ni" constraint to
8678 "i" and SImode "rmi" constraint to "g". Remove all constraints
8679 from const0_operand and const1_operand predicated operands.
8680 (i): Change QImode and HImode attribute from "i" to "n".
8681 (*subqi_2): Change HImode operands to QImode.
8684 2008-06-25 Olivier Hainque <hainque@adacore.com>
8686 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
8689 2008-06-25 Richard Guenther <rguenther@suse.de>
8691 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
8692 not overflow the result type.
8694 2008-06-25 Richard Guenther <rguenther@suse.de>
8696 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
8697 (vn_lookup): Likewise.
8699 2008-06-25 Richard Guenther <rguenther@suse.de>
8701 PR tree-optimization/35518
8702 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
8703 * tree-sra.c (instantiate_element): Use fold_build3 to build
8705 (try_instantiate_multiple_fields): Likewise.
8707 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8709 * config/rs6000/rs6000.md: Change all string instruction's clobber to
8712 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8714 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
8715 use_backchain_to_restore_sp to true
8716 if the offset of the link register save area would go over the 32k - 1
8717 offset limit of the load
8720 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
8722 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
8723 anchor for the type-punning blurb. Cross-reference "Structures
8724 unions enumerations and bit-fields implementation". Provide a
8725 cast-through-pointer example. Make final sentence self-contained.
8726 * doc/implement-c.texi (Structures unions enumerations and
8727 bit-fields implementation): Cross-reference the type-punning blurb
8728 in the -fstrict-aliasing documentation.
8730 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8733 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
8734 the memory instead of the memory itself for the save area.
8736 2008-06-24 Olivier Hainque <hainque@adacore.com>
8737 Nicolas Roche <roche@adacore.com>
8739 * gengtype.c (srcdir_len): size_t instead of int.
8740 (get_file_realbasename): New function. For F a filename, the real
8741 basename of F, with all the path components stripped.
8742 (get_file_srcdir_relative_path): New function. For F a filename, the
8743 relative path to F from $(srcdir).
8744 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
8745 get_file_realbasename. Adjust the head comment.
8746 (get_prefix_langdir_index): New function. For F a filename, return the
8747 lang_dir_names[] relative index of the language directory that is
8749 (get_file_langdir): For F a filename, return the name of the language
8750 directory where F is located.
8751 (get_file_gtfilename): New function. The gt- output file name for an
8753 (get_output_file_with_visibility): Replace in-line computations with
8754 uses of get_file_gtfilename and get_prefix_langdir_index.
8755 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
8757 2008-06-24 Jakub Jelinek <jakub@redhat.com>
8759 PR tree-optimization/36504
8760 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
8761 references without base address.
8763 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
8766 * calls.c (expand_call): Increase alignment for recursive functions.
8768 2008-06-23 Anatoly Sokolov <aesok@post.ru>
8770 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
8771 (TARGET_FUNCTION_VALUE): New define.
8772 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
8773 * config/avr/avr.h (FUNCTION_VALUE): Remove.
8775 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
8777 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
8778 (fmod<mode>3): Ditto.
8779 (remainderxf3): Ditto.
8780 (remainder<mode>3): Ditto.
8782 2008-06-23 Jakub Jelinek <jakub@redhat.com>
8785 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
8786 REG is a hard register.
8788 PR tree-optimization/36508
8789 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
8790 499, don't check it at all in release compilers.
8792 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
8794 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
8795 together with SSE_TARGET_MATH to disable insn pattern.
8796 (*fop_<MODEF:mode>_2_i387): Ditto.
8797 (*fop_<MODEF:mode>_3_i387): Ditto.
8799 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
8801 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
8803 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8806 * gimplify.c (gimplify_asm_expr): Check the return code of
8807 parse_output_constraint call, set function return and is_inout
8810 2008-06-22 Ian Lance Taylor <iant@google.com>
8812 * c-lex.c (narrowest_unsigned_type): Change itk to int.
8813 (narrowest_signed_type): Likewise.
8814 * c-typeck.c (c_common_type): Change local variable mclass to enum
8816 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
8817 tcc_comparison, not the tree code itself.
8818 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
8819 (c_expand_expr): Cast modifier to enum expand_modifier.
8820 * c-common.h (C_RID_CODE): Add casts.
8821 (C_SET_RID_CODE): Define.
8822 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
8823 (c_lex_one_token): Add cast to avoid warning.
8824 (c_parser_objc_type_name): Rename local typename to type_name.
8825 (check_no_duplicate_clause): Change code parameter to enum
8827 (c_parser_omp_var_list_parens): Change kind parameter to enum
8829 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
8830 c_parser_omp_list_var_parens.
8831 (c_parser_omp_threadprivate): Likewise.
8832 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
8833 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
8834 * c-format.c (NO_FMT): Define.
8835 (printf_length_specs): Use NO_FMT.
8836 (asm_fprintf_length_specs): Likewise.
8837 (gcc_diag_length_specs): Likewise.
8838 (scanf_length_specs): Likewise.
8839 (strfmon_length_specs): Likewise.
8840 (gcc_gfc_length_specs): Likewise.
8841 (printf_flag_specs): Change 0 to STD_C89.
8842 (asm_fprintf_flag_specs): Likewise.
8843 (gcc_diag_flag_specs): Likewise.
8844 (gcc_cxxdiag_flag_specs): Likewise.
8845 (scanf_flag_specs): Likewise.
8846 (strftime_flag_specs): Likewise.
8847 (strfmon_flag_specs): Likewise.
8848 (print_char_table): Likewise.
8849 (asm_fprintf_char_table): Likewise.
8850 (gcc_diag_char_table): Likewise.
8851 (gcc_tdiag_char_table): Likewise.
8852 (gcc_cdiag_char_table): Likewise.
8853 (gcc_cxxdiag_char_table): Likewise.
8854 (gcc_gfc_char_table): Likewise.
8855 (scan_char_table): Likewise.
8856 (time_char_table): Likewis.
8857 (monetary_char_table): Likewise.
8858 * c-format.h (BADLEN): Likewise.
8860 2008-06-21 Ian Lance Taylor <iant@google.com>
8862 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
8863 Define END_OF_BASE_TREE_CODES around inclusion.
8864 * tree.c (tree_code_type): New global array.
8865 (tree_code_length, tree_code_name): Likewise.
8866 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
8868 (all-tree.def, s-alltree): New targets.
8869 (gencheck.h, s-gencheck): Remove.
8870 (tree.o): Depend upon all-tree.def.
8871 (build/gencheck.o): Remove gencheck.h dependency.
8872 (mostlyclean): Don't remove gencheck.h.
8873 * c-common.h (enum c_tree_code): Remove.
8874 * c-lang.c (tree_code_type): Remove.
8875 (tree_code_length, tree_code_name): Remove.
8876 * gencheck.c (tree_codes): Include all-tree.def, rather than
8877 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
8879 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
8881 * cp/cp-tree.h (enum cplus_tree_code): Remove.
8882 (operator_name_info): Size to MAX_TREE_CODES.
8883 (assignment_operator_name_info): Likewise.
8884 * cp/cp-lang.c (tree_code_type): Remove.
8885 (tree_code_length, tree_code_name): Remove.
8886 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
8887 (assignment_operator_name_info): Likewise.
8888 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
8890 * cp/mangle.c (write_expression): Likewise.
8891 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
8892 * fortran/f95-lang.c (tree_code_type): Remove.
8893 (tree_code_length, tree_code_name): Remove.
8894 * java/java-tree.h (enum java_tree_code): Remove.
8895 * java/lang.c (tree_code_type): Remove.
8896 (tree_code_length, tree_code_name): Remove.
8897 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
8898 * objc/objc-act.h (enum objc_tree_code): Remove.
8899 * objc/objc-lang.c (tree_code_type): Remove.
8900 (tree_code_length, tree_code_name): Remove.
8901 * objcp/objcp-lang.c (tree_code_type): Remove.
8902 (tree_code_length, tree_code_name): Remove.
8903 * ada/ada-tree.h (enum gnat_tree_code): Remove.
8904 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
8905 * ada/misc.c (tree_code_type): Remove.
8906 (tree_code_length, tree_code_name): Remove.
8908 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
8910 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
8911 the grand_bitmap_obstack.
8913 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8915 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
8916 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
8917 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
8918 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
8919 move_stmt_r, new_label_mapper): Likewise.
8920 * tree-complex.c (cvc_lookup): Likewise.
8921 * tree-dfa.c (create_function_ann): Likewise.
8922 * tree-dump.c (dump_register): Likewise.
8923 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
8924 find_phi_replacement_condition): Likewise.
8925 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
8926 tree_function_versioning): Likewise.
8927 * tree-into-ssa.c (cmp_dfsnum): Likewise.
8928 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
8929 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
8930 get_nonlocal_debug_decl, convert_nonlocal_reference,
8931 convert_nonlocal_omp_clauses, get_local_debug_decl,
8932 convert_local_reference, convert_local_omp_clauses,
8933 convert_nl_goto_reference, convert_nl_goto_receiver,
8934 convert_tramp_reference, convert_call_expr): Likewise.
8935 * tree-outof-ssa.c (contains_tree_r): Likewise.
8936 * tree-parloops.c (reduction_phi, initialize_reductions,
8937 eliminate_local_variables_1, add_field_for_reduction,
8938 add_field_for_name, create_phi_for_local_result,
8939 create_call_for_reduction_1, create_loads_for_reductions,
8940 create_stores_for_reduction, create_loads_and_stores_for_name):
8942 * tree-phinodes.c (allocate_phi_node): Likewise.
8943 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
8944 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
8945 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
8946 * tree-ssa-coalesce.c (compare_pairs): Likewise.
8947 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
8948 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
8949 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
8950 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
8951 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
8952 vn_nary_op_insert): Likewise.
8953 * tree-ssa.c (redirect_edge_var_map_add,
8954 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
8955 * tree-vectorizer.c (vectorize_loops): Likewise.
8956 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
8957 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
8958 tree_cons_stat, build1_stat, build_variant_type_copy,
8959 decl_init_priority_lookup, decl_fini_priority_lookup,
8960 decl_priority_info, decl_restrict_base_lookup,
8961 decl_restrict_base_insert, decl_debug_expr_lookup,
8962 decl_debug_expr_insert, decl_value_expr_lookup,
8963 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
8964 type_hash_add, get_file_function_name, tree_check_failed,
8965 tree_not_check_failed, tree_range_check_failed,
8966 omp_clause_range_check_failed, build_omp_clause,
8967 build_vl_exp_stat): Likewise.
8968 * value-prof.c (gimple_histogram_value,
8969 gimple_duplicate_stmt_histograms): Likewise.
8970 * var-tracking.c (attrs_list_insert, attrs_list_copy,
8971 unshare_variable, variable_union_info_cmp_pos, variable_union,
8972 dataflow_set_different_1, dataflow_set_different_2,
8973 vt_find_locations, variable_was_changed, set_variable_part,
8974 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
8975 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
8976 section_entry_hash, object_block_entry_eq,
8977 object_block_entry_hash, create_block_symbol,
8978 initialize_cold_section_name, default_function_rodata_section,
8979 strip_reg_name, set_user_assembler_name, const_desc_eq,
8980 build_constant_desc, output_constant_def, lookup_constant_def,
8981 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
8982 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
8983 default_internal_label): Likewise.
8984 * varray.c (varray_init, varray_grow): Likewise.
8985 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
8987 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
8989 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
8990 operators for "test" insn. Macroize insn using SWI mode macro.
8991 (*jcc_fused_2): Ditto.
8992 (*jcc_fused_3): Macroize insn using SWI mode macro.
8993 (*jcc_fused_4): Ditto.
8995 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
8997 * tree-ssa-pre.c: Fix typo in comment.
8998 (init_antic, fini_antic): Add explicit funtions for
8999 initializing and deinitializing ANTIC and AVAIL sets.
9000 (create_expression_by_pieces): Fix typo in comment.
9001 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
9002 (execute_pre): Eventually dump details about ANTIC_IN.
9004 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9006 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
9007 * gcc.c (translate_options, init_spec, store_arg, read_specs,
9008 add_to_obstack, file_at_path, find_a_file, execute,
9009 add_preprocessor_option, add_assembler_option, add_linker_option,
9010 process_command, insert_wrapper, do_option_spec, do_self_spec,
9011 spec_path, do_spec_1, is_directory, main, used_arg,
9012 getenv_spec_function): Likewise.
9013 * tlink.c (symbol_hash_lookup, file_hash_lookup,
9014 demangled_hash_lookup, symbol_push, file_push, frob_extension):
9017 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9019 * doc/rtl.texi: Updated subreg section.
9021 2008-06-19 Jakub Jelinek <jakub@redhat.com>
9024 * cgraphunit.c (cgraph_process_new_functions): Don't clear
9025 node->needed and node->reachable.
9026 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
9027 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
9028 (expand_task_call): Don't call expand_task_copyfn.
9029 (expand_task_copyfn): Renamed to...
9030 (finalize_task_copyfn): ... this.
9032 2008-06-19 Jan Hubicka <jh@suse.cz>
9034 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
9035 clobbering framepointer.
9037 2008-06-19 Jan Hubicka <jh@suse.cz>
9039 * tree-optimize.c (execute_early_local_optimizations): Set
9040 cgraph_state only at first invocation.
9042 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9044 * system.h (-Wc++-compat): Activate as a warning, no an error.
9046 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9048 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
9049 instead of "#" in insn asm template.
9050 (*jcc_fused_2): Ditto.
9052 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9054 * config/i386/i386.h (ix86_tune_indices)
9055 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
9056 (TARGET_FUSE_CMP_AND_BRANCH): New define.
9057 * config/i386/i386.md (*jcc_fused_1): New insn pattern
9058 (*jcc_fused_2): Ditto.
9059 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
9060 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
9061 (print operand): Handle 'E' and 'e' code.
9063 2008-06-19 Anatoly Sokolov <aesok@post.ru>
9065 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
9066 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9067 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9069 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
9071 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
9073 (cgraph_expand_function): Use local copy of decl.
9074 (cgraph_expand_all_functions): Remove redundant initialization of
9076 (cgraph_optimize): Reword internal_error message.
9078 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
9080 * arm-protos.h (arm_return_in_memory): Remove public
9081 arm_return_in_memory() prototype.
9082 * arm.c (arm_return_in_memory): Add static prototype, add target
9083 hook macro, change definition and comments.
9084 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
9086 2008-06-19 Ben Elliston <bje@au.ibm.com>
9088 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
9089 real.c: Remove references to IEEE 754R.
9090 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
9091 * doc/libgcc.texi (Decimal float library routines): Likewise.
9093 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9095 * targhooks.h (struct gcc_target): New member unwind_word_mode.
9096 (default_unwind_word_mode): Add prototype.
9097 * targhooks.c (default_unwind_word_mode): New function.
9098 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
9099 instead of word_mode.
9100 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
9101 (TARGET_INITIALIZER): Use it.
9103 * c-common.c (handle_mode_attribute): Support "unwind_word"
9105 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
9107 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
9108 word_mode to access SjLj_Function_Context member "data".
9109 (sjlj_emit_dispatch_table): Likewise. Also, perform type
9110 conversion from targetm.eh_return_filter_mode () to
9111 targetm.unwind_word_mode () if they differ.
9113 * builtin-types.def (BT_UNWINDWORD): New primitive type.
9114 (BT_FN_UNWINDWORD_PTR): New function type.
9115 (BT_FN_WORD_PTR): Remove.
9116 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
9117 * except.c (expand_builtin_extend_pointer): Convert pointer to
9118 targetm.unwind_word_mode () instead of word_mode.
9120 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
9121 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
9122 (spu_unwind_word_mode): New function.
9123 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
9124 (TARGET_UNWIND_WORD_MODE): Define.
9125 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
9127 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9129 * config/spu/spu.c (reg_align): Remove.
9130 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
9131 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
9132 (spu_split_store): Likewise.
9134 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
9136 * gcc/tree-vn.c: Fix typo in comment.
9138 2008-06-18 Jan Hubicka <jh@suse.cz>
9140 * cgraphunit.c (cgraph_optimize): Output debug info when doing
9141 toplevel reorder too.
9143 2008-06-18 Jan Hubicka <jh@suse.cz>
9145 * c-opts.c (c_common_post_options): PCH is not compatible with
9147 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
9148 -fno-toplevel-reorder by default now.
9150 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9152 PR documentation/30739
9153 * doc/install.texi (Prerequisites): Document dependency on awk.
9155 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
9156 Ian Lance Taylor <iant@google.com>
9158 PR rtl-optimization/35604
9159 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
9160 only want to change jump destinations, not eventual label comparisons.
9162 2008-06-16 Jan Hubicka <jh@suse.cz>
9164 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
9166 (cgraph_analyze_function): Likewise.
9168 2008-06-16 Jan Hubicka <jh@suse.cz>
9170 * cgraph.h (cgraph_mark_if_needed): New function.
9171 * cgraphunit.c (cgraph_mark_if_needed): New function.
9172 * c-decl.c (duplicate_decl): Use it.
9174 2008-06-16 Jan Hubicka <jh@suse.cz>
9176 * cgraph.c (cgraph_add_new_function): When in expansion state, do
9179 2008-06-16 Jan Hubicka <jh@suse.cz>
9181 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
9183 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
9184 Kazu Hirata <kazu@codesourcery.com>
9185 Maxim Kuvyrkov <maxim@codesourcery.com
9187 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
9188 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
9189 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
9190 EXTRA_SPEC_FUNCTIONS.
9191 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
9192 (DRIVER_SELF_SPECS): Adjust.
9193 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
9194 * config/mips/st.h, config/mips/t-st: New.
9195 * config/mips/driver-native.c, config/mips/x-native: New.
9196 * doc/invoke.texi (MIPS): Document 'native' value for -march and
9199 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9201 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
9203 (ISA_HAS_FP_CONDMOVE): New macro.
9204 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
9205 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
9206 (ISA_HAS_NMADD3_NMSUB3): New macro.
9207 * config/mips/mips.c (mips_rtx_costs): Update.
9208 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
9209 compiling for ST Loongson 2E/2F.
9210 (madd<mode>): Rename to madd4<mode>. Update.
9211 (madd3<mode>): New pattern.
9212 (msub<mode>): Rename to msub4<mode>. Update.
9213 (msub3<mode>): New pattern.
9214 (nmadd<mode>): Rename to nmadd4<mode>. Update.
9215 (nmadd3<mode>): New pattern.
9216 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
9217 (nmadd3<mode>_fastmath): New pattern.
9218 (nmsub<mode>): Rename to nmsub4<mode>. Update.
9219 (nmsub3<mode>): New pattern.
9220 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
9221 (nmsub3<mode>_fastmath): New pattern.
9222 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
9224 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
9226 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
9227 (DF_REF_INSN_INFO): New.
9228 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
9229 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
9230 with a NULL DF_REF_INSN_INFO.
9231 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
9233 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
9234 DF_INSN_INFO_EQ_USES): New.
9235 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
9236 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
9237 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
9238 * df-core.c: Update comment for above changes.
9239 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
9240 DF_INSN_UID_* macros.
9241 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
9242 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
9243 insn rtx. Update all callers.
9244 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
9245 df_ref_create_structure, df_insn_refs_collect): Likewise.
9246 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
9247 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
9248 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
9249 macros to access the insn refs.
9250 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
9251 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
9252 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
9253 for accessing the refs.
9254 (try_fwprop_subst): Likewise.
9255 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
9256 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
9257 for accessing the refs.
9258 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
9259 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
9260 to look at the insn refs.
9261 (record_uses): Likewise.
9262 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
9264 (mark_artificial_uses): Don't mark_insn for artificial refs.
9265 (mark_reg_rependencies): Likewise.
9267 * doc/rtl.texi: Remove documentation of ADDRESSOF.
9269 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9271 * configure: Regenerate.
9273 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9275 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
9276 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9277 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9279 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9281 * config/avr/avr.c (avr_mcu_t): Add attiny167.
9282 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9283 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9285 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9287 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
9288 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9289 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9291 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9293 * tree-ssa-sccvn.c: Fix format of comments.
9295 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9297 * cgraph.c: Remove unneeded forward declarations of eq_node()
9300 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
9302 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
9304 (see_update_relevancy): Likewise.
9305 * fwprop.c (try_fwprop_subst): Likewise.
9306 * rtlanal.c (noop_move_p): Likewise.
9307 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
9308 notes to non-existing libcall blocks.
9309 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
9311 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
9312 (dead_libcall_p): Remove.
9313 (delete_trivially_dead_insns): Don't use it.
9314 * web.c (union_defs): Remove comment about keeping nops.
9315 * gcse.c (hash_scan_insn): Don't take libcall pointers.
9316 (compute_hash_table_work): Don't track libcall notes.
9317 (do_local_cprop): Don't take libcall pointers. Don't update
9319 (adjust_libcall_notes): Deleted.
9320 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
9321 ever have existed in the first place).
9322 (replace_store_insn): Don't try to remove libcall notes.
9323 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
9324 (resolve_reg_notes): Don't call them.
9325 (resolve_simple_move): Likewise.
9326 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
9327 Don't remove REG_RETVAL notes.
9328 * emit-rtl.c (try_split): Don't update libcall notes.
9329 (emit_copy_of_insn_after): Dito.
9330 * cselib.c (cselib_current_insn_in_libcall): Remove.
9331 (cselib_process_insn): Don't set/clear it.
9332 (new_elt_loc_list): Don't record it.
9333 (cselib_init): Don't initialize it.
9334 * cselib.c (struct elt_loc_list): Remove in_libcall field.
9335 * loop-invariant.c (find_invariant_insn): Don't look for libcall
9337 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
9338 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
9339 (init_deps): Don't initialize it.
9340 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
9341 * combine.c (delete_noop_moves): Don't update libcall notes.
9342 (can_combine_p): Remove now pointless #if 0 block.
9343 (try_combine): Remove another obsolete #if 0 block.
9344 (distribute_notes): Don't distribute libcall notes.
9345 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
9346 * dce.c (libcall_dead_p): Remove.
9347 (delete_unmarked_insns): Don't handle libcall blocks.
9348 (preserve_libcall_for_dce): Remove.
9349 (prescan_insns_for_dce): Don't special-case libcall block insns.
9350 * reload1 (reload): Don't handle libcall notes.
9351 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
9354 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9356 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
9357 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9358 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9360 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9362 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
9363 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9364 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9366 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9368 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
9370 2008-06-16 Ira Rosen <irar@il.ibm.com>
9372 PR tree-optimization/36493
9373 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
9374 the arguments list. Use VECTYPE to create vector pointer.
9375 (vectorizable_store): Fail if accesses through a pointer to vectype
9376 do not alias the original memory reference operands.
9377 Call vect_create_data_ref_ptr without the removed argument.
9378 (vectorizable_load): Likewise.
9379 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
9382 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
9385 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
9388 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9390 * config/mips/loongson2ef.md: New file.
9391 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
9392 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
9393 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
9394 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
9395 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
9397 (loongson2ef.md): New include.
9398 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
9399 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
9400 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
9401 (loongson_gt_<mode>, loongson_extract_halfword)
9402 (loongson_insert_halfword_0, loongson_insert_halfword_2)
9403 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
9404 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
9405 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
9406 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
9407 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
9408 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
9409 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
9410 (vec_interleave_low<mode>): Define type attribute.
9411 * config/mips/mips.c (mips_ls2): New static variable.
9412 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
9413 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
9414 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
9415 Implement target scheduling hooks.
9416 (mips_multipass_dfa_lookahead): Update to handle tuning for
9418 (mips_sched_init): Initialize data for Loongson scheduling.
9419 (mips_ls2_variable_issue): New static function.
9420 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
9422 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
9423 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
9424 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
9425 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
9426 Handle ST Loongson 2E/2F cores.
9427 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
9429 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9431 * omp-low.c (extract_omp_for_data): Fix comment typo.
9434 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9436 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
9437 FIXME note about gcc/config.guess.
9438 * doc/options.texi (Option file format): Remove non-ASCII bytes.
9439 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
9440 * doc/cppopts.texi: Likewise.
9441 * doc/extend.texi: Likewise.
9442 * doc/gcc.texi: Likewise.
9443 * doc/gccint.texi: Likewise.
9444 * doc/gcov.texi: Likewise.
9445 * doc/gty.texi: Likewise.
9446 * doc/hostconfig.texi: Likewise.
9447 * doc/install.texi: Likewise.
9448 * doc/invoke.texi: Likewise.
9449 * doc/loop.texi: Likewise.
9450 * doc/makefile.texi: Likewise.
9451 * doc/md.texi: Likewise.
9452 * doc/passes.texi: Likewise.
9453 * doc/tm.texi: Likewise.
9454 * doc/tree-ssa.texi: Likewise.
9455 * doc/trouble.texi: Likewise.
9457 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
9458 Nathan Sidwell <nathan@codesourcery.com>
9459 Maxim Kuvyrkov <maxim@codesourcery.com>
9460 Richard Sandiford <rdsandiford@googlemail.com>
9462 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
9463 * config/mips/mips-protos.h (mips_expand_vector_init): New.
9464 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
9466 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
9467 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
9468 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
9470 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
9471 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
9472 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
9473 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
9474 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
9475 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
9476 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
9477 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
9478 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
9479 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
9480 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
9481 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
9482 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
9483 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
9484 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
9485 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
9486 (mips_builtins): Add Loongson builtins.
9487 (mips_loongson_2ef_bdesc): New.
9488 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
9489 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
9490 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
9491 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
9493 (mips_expand_vector_init): New.
9494 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
9495 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
9497 * config/mips/mips.md: Add unspec numbers for Loongson
9498 builtins. Include loongson.md.
9499 (MOVE64): Include Loongson vector modes.
9500 (SPLITF): Include Loongson vector modes.
9501 (HALFMODE): Handle Loongson vector modes.
9502 * config/mips/loongson.md: New.
9503 * config/mips/loongson.h: New.
9504 * config.gcc: Add loongson.h header for mips*-*-* targets.
9505 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
9507 2008-06-14 Joseph Myers <joseph@codesourcery.com>
9509 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
9510 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
9511 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
9512 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
9513 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
9514 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
9515 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
9516 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
9517 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
9518 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
9519 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
9520 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
9521 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
9522 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
9523 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
9524 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
9525 Remove use_fixproto=yes.
9526 (ia64*-*-hpux*): Remove comment about using fixproto.
9527 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
9529 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9531 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
9533 * configure: Regenerate.
9535 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
9538 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
9539 before evaluating it.
9541 2008-06-13 Jakub Jelinek <jakub@redhat.com>
9544 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
9545 nested inline functions.
9546 (start_decl, start_function): Don't invert DECL_EXTERNAL
9547 for nested inline functions.
9549 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
9551 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
9552 splits that must be made for correctness.
9554 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
9556 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
9557 (AVAIL_NON_MIPS16): Likewise.
9558 (mips_builtin_description): Replace target_flags with a predicate.
9559 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
9560 (dspr2_32): New availability predicates.
9561 (MIPS_BUILTIN): New macro.
9562 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
9563 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
9564 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
9565 Replace the TARGET_FLAGS parameters with AVAIL parameters.
9566 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
9567 (mips_dsp_32only_bdesc): Merge into...
9568 (mips_builtins): ...this new array.
9569 (mips_bdesc_map, mips_bdesc_arrays): Delete.
9570 (mips_init_builtins): Update after above changes.
9571 (mips_expand_builtin_1): Merge into...
9572 (mips_expand_builtin): ...here and update after above changes.
9574 2008-06-12 Paul Brook <paul@codesourcery.com>
9576 * longlong.h (__arm__): Define count_leading_zeros.
9577 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
9578 (clzsi2, clzdi2): New functions.
9579 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
9580 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
9581 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
9582 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
9583 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
9584 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
9585 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
9586 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
9587 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
9588 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
9590 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
9592 * config/m68k/m68k.c (m68k_tune_flags): New.
9593 (override_options): Compute m68k_tune_flags.
9594 (MULL_COST, MULW_COST): Update for various variants of CFV2.
9595 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
9597 2008-06-12 Jakub Jelinek <jakub@redhat.com>
9600 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
9602 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
9604 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
9605 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
9607 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
9609 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
9610 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
9612 2008-06-12 Jakub Jelinek <jakub@redhat.com>
9615 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
9618 2008-06-12 Richard Guenther <rguenther@suse.de>
9620 PR tree-optimization/36345
9621 * tree-flow.h (struct ptr_info_def): Align escape_mask,
9622 add memory_tag_needed flag.
9623 (may_alias_p): Declare.
9624 * tree-ssa-alias.c (may_alias_p): Export.
9625 (set_initial_properties): Use memory_tag_needed flag.
9626 (update_reference_counts): Likewise.
9627 (reset_alias_info): Reset memory_tag_needed flag.
9628 (create_name_tags): Check memory_tag_needed flag.
9629 (dump_points_to_info_for): Dump it.
9630 * tree-ssa-structalias.c (struct variable_info): Remove
9631 directly_dereferenced flag.
9632 (new_var_info): Do not initialize it.
9633 (process_constraint_1): Do not set it.
9634 (update_alias_info): Set is_dereferenced flag.
9635 (set_uids_in_ptset): Use may_alias_p.
9636 (set_used_smts): Check memory_tag_needed flag.
9637 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
9638 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
9639 memory_tag_needed flag.
9640 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
9643 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
9645 * config/i386/i386.c (ix86_compute_frame_layout): Disable
9646 red zone for w64 abi.
9647 (ix86_expand_prologue): Likewise.
9648 (ix86_force_to_memory): Likewise.
9649 (ix86_free_from_memory): Likewise.
9651 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
9654 * config/rs6000/rs6000.c (rs6000_override_options): Set
9655 rs6000_isel conditionally to the absence of comand line override.
9656 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
9657 Remove duplicate rs6000_isel setting.
9658 * config/rs6000/eabispe.h: Ditto.
9660 2008-06-11 Richard Guenther <rguenther@suse.de>
9662 * alias.c (get_alias_set): Use the element alias-set for arrays.
9663 (record_component_aliases): For arrays and vectors do nothing.
9664 * c-common.c (strict_aliasing_warning): Handle the cases
9665 of alias set zero explicitly.
9666 * Makefile.in (dfp.o-warn): Add -Wno-error.
9668 2008-06-11 Joseph Myers <joseph@codesourcery.com>
9670 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
9672 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
9673 tune_32 tune_64 to supported_defaults. Allow values not
9674 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
9675 x86_64. Do not override cpu_32 or cpu_64 values from target name.
9676 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
9677 with_cpu_64 to generic for 64-bit-supporting configurations, not
9678 with_cpu. Remove FIXMEs.
9679 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
9680 --with-arch-64, --with-tune-32, --with-tune-64): Document.
9681 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
9682 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
9683 arch_32 and arch_64.
9685 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
9686 Olivier Hainque <hainque@adacore.com>
9688 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
9689 Use DECL_SIZE_UNIT to retrieve the size of the field.
9691 2008-06-11 Joseph Myers <joseph@codesourcery.com>
9693 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
9694 with function calls after declarations. Lay out
9695 neon_float_type_node before further use.
9697 2008-06-11 Richard Guenther <rguenther@suse.de>
9699 * tree-flow.h (may_point_to_global_var): Declare.
9700 * tree-ssa-alias.c (may_point_to_global_var): New function.
9701 * tree-ssa-sink.c (is_hidden_global_store): Use it.
9703 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
9705 * configure.ac: Teach that fido supports .debug_line.
9706 * configure: Regenerate.
9708 2008-06-10 Tom Tromey <tromey@redhat.com>
9710 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
9713 2008-06-10 Joseph Myers <joseph@codesourcery.com>
9715 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
9716 (encode_decimal64, decode_decimal64, encode_decimal128,
9717 decode_decimal128): Reverse order of 32-bit parts of value if host
9718 and target endianness differ.
9720 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
9722 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
9723 Avoid division by 0.
9724 (tree_mod_pow2_value_transform): Likewise.
9725 (tree_ic_transform): Likewise.
9726 (tree_stringops_transform): Likewise.
9727 (tree_mod_subtract_transform): Likewise.
9728 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
9729 (copy_edges_for_bb): Likewise.
9730 (initialize_cfun): Likewise.
9732 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
9734 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
9735 nonmemory_operand. Add "N" operand constraint.
9737 (*jcc_btdi_mask_rex64): New instruction and split pattern.
9738 (*jcc_btsi_mask): Ditto.
9739 (*jcc_btsi_mask_1): Ditto.
9741 2008-06-10 Joseph Myers <joseph@codesourcery.com>
9743 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
9744 TYPE_CANONICAL for copied element type.
9746 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
9749 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
9750 Add m_CORE2 and m_GENERIC.
9751 * config/i386/predicates.md (bt_comparison_operator): New predicate.
9752 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
9754 (*jcc_btdi_rex64): New instruction and split pattern.
9756 (*jcc_btsi_1): Ditto.
9757 (*btsq): Fix Intel asm dialect operand order.
9761 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
9764 * simplify-rtx.c (simplify_subreg): Add check for shift count
9767 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
9769 * doc/md.texi: Synchronize with later constraints.md change.
9770 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
9771 with a C implementation.
9772 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
9774 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
9775 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
9776 when moving to and from MD_REGNUM.
9777 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
9778 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
9779 Handle byte and halfword moves.
9780 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
9782 * config/mips/constraints.md (h): Turn into NO_REGS.
9783 (l, x): Update documentation.
9784 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
9785 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
9786 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
9787 (HILO): New mode iterator.
9789 (any_div): New code iterator.
9790 (u): Extend code attribute to div and udiv.
9791 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
9792 d_operand in the splitters. Remove redundant CONST_INT checks.
9793 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
9794 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
9795 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
9796 accordingly, using normal moves instead of unspecs to move LO into
9797 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
9798 (<u>mulsidi3): Handle expansion in C code.
9799 (<u>mulsidi3_32bit_internal): Rename to...
9800 (<u>mulsidi3_32bit): ...this.
9801 (<u>mulsidi3_32bit_r4000): Fix insn separator.
9802 (*<u>mulsidi3_64bit): Rename to...
9803 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
9804 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
9805 to set LO and HI to the multiplication result. Use a normal move
9806 for MFLO and an unspec for MFHI.
9807 (*<u>mulsidi3_64bit_parts): Replace with...
9808 (<u>mulsidi3_64bit_hilo): ...this new instruction.
9809 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
9810 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
9811 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
9812 instead of HI. Split the instruction into a separate multiplication
9813 and MFHI if !TARGET_FIX_R4000.
9814 (<su>muldi3_highpart): Likewise.
9815 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
9816 and the "=h" clobber.
9817 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
9818 (<u>mulditi3): New expander.
9819 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
9820 (madsi): Remove "=h" clobber.
9821 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
9822 Force the modulus result to be a GPR and split the instruction into
9823 a division followed by an MFHI after reload.
9824 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
9825 (*lea_high64): Use d_operand in the define_peephole2. Likewise
9826 the MIPS16 HIGH define_split.
9827 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
9828 of acc<->gpr moves to "multi".
9829 (*movdi_64bit): Replace the single "x" alternative with
9830 alternatives for moving into and out of "a".
9831 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
9832 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
9833 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
9834 Use d_operand in the splitters. Remove redundant CONST_INT checks.
9835 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
9836 (movti): New expander.
9837 (*movti, *movti_mips16): New insns.
9838 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
9839 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
9840 (mthi<GPR:mode>_<HILO:mode>): Likewise.
9841 * config/mips/predicates.md (fpr_operand): Delete.
9842 (d_operand): New predicate.
9844 2008-06-09 Michael Meissner <michael.meissner@amd.com>
9846 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
9847 failure on some Bourne shells.
9848 (x86_64-*-*): Ditto.
9850 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
9852 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
9854 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
9856 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
9857 (sparc-sun-solaris2*): Likewise.
9859 2008-06-09 Arnaud Charlet <charlet@adacore.com
9861 * doc/install.texi: Update requirements to build the Ada compiler.
9863 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
9865 * df-scan.c (struct df_scan_problem_data): Remove the
9866 mw_link_pool alloc pool.
9867 (df_scan_free_internal): Don't free it.
9868 (df_scan_alloc): Don't allocate it.
9869 * df.h (struct df_link): Update comment.
9871 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
9873 * except.h: Correct checks for when SJLJ exceptions must be used.
9875 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9877 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
9880 2008-06-08 Joseph Myers <joseph@codesourcery.com>
9882 PR tree-optimization/36218
9883 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
9884 configure for the build system.
9885 (BUILD_LDFLAGS): Define.
9886 * configure: Regenerate.
9887 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
9889 2008-07-08 Anatoly Sokolov <aesok@post.ru>
9892 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
9893 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
9894 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
9896 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
9898 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
9900 2008-06-07 Joseph Myers <joseph@codesourcery.com>
9902 * config.gcc (Obsolete configurations): Remove list of
9904 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
9905 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
9906 targets matched by those patterns.
9907 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
9908 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
9909 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
9910 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
9911 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
9912 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
9913 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
9914 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
9915 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
9916 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
9917 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
9918 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
9919 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
9920 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
9921 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
9922 Make code for Solaris 7 and greater unconditional for Solaris.
9923 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
9924 Remove --with-* handling.
9925 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
9926 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
9927 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
9928 LINK_OS_WINDISS_SPEC): Remove.
9929 * config/rs6000/sysv4.opt (mwindiss): Remove.
9930 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
9931 * configure: Regenerate.
9932 * doc/cpp.texi: Don't mention BeOS.
9933 * doc/extend.texi (interrupt): Don't mention MS1.
9934 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
9935 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
9936 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
9937 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
9938 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
9940 * doc/invoke.texi (MT Options): Remove.
9941 (-mwindiss): Remove.
9942 (CRIS Options): Remove cris-axis-aout references.
9943 (HPPA Options): Don't mention hppa1.1-*-pro.
9944 * doc/md.texi: (MorphoTech family): Remove.
9945 * libgcc2.c: Don't handle UWIN.
9946 * config/alpha/t-unicosmk: Remove.
9947 * config/alpha/unicosmk.h: Remove.
9948 * config/arm/kaos-arm.h: Remove.
9949 * config/arm/kaos-strongarm.h: Remove.
9950 * config/arm/strongarm-coff.h: Remove.
9951 * config/arm/strongarm-elf.h: Remove.
9952 * config/arm/strongarm-pe.h: Remove.
9953 * config/arm/t-strongarm-pe: Remove.
9954 * config/arm/t-xscale-coff: Remove.
9955 * config/arm/t-xscale-elf: Remove.
9956 * config/arm/xscale-coff.h: Remove.
9957 * config/arm/xscale-elf.h: Remove.
9958 * config/chorus.h: Remove.
9959 * config/cris/aout.h: Remove.
9960 * config/cris/aout.opt: Remove.
9961 * config/cris/t-aout: Remove.
9962 * config/i386/beos-elf.h: Remove.
9963 * config/i386/kaos-i386.h: Remove.
9964 * config/i386/ptx4-i.h: Remove.
9965 * config/i386/sco5.h: Remove.
9966 * config/i386/sco5.opt: Remove.
9967 * config/i386/sysv4-cpp.h: Remove.
9968 * config/i386/sysv5.h: Remove.
9969 * config/i386/t-beos: Remove.
9970 * config/i386/t-sco5: Remove.
9971 * config/i386/t-uwin: Remove.
9972 * config/i386/uwin.asm: Remove.
9973 * config/i386/uwin.h: Remove.
9974 * config/kaos.h: Remove.
9975 * config/mips/windiss.h: Remove.
9976 * config/mt: Remove directory.
9977 * config/pa/pa-osf.h: Remove.
9978 * config/pa/pa-pro-end.h: Remove.
9979 * config/pa/t-pro: Remove.
9980 * config/ptx4.h: Remove.
9981 * config/rs6000/beos.h: Remove.
9982 * config/rs6000/kaos-ppc.h: Remove.
9983 * config/rs6000/t-beos: Remove.
9984 * config/rs6000/windiss.h: Remove.
9985 * config/sh/kaos-sh.h: Remove.
9986 * config/sol2-6.h: Remove.
9987 * config/sparc/sol26-sld.h: Remove.
9988 * config/sparc/sysv4-only.h: Remove.
9989 * config/vax/bsd.h: Remove.
9990 * config/vax/t-memfuncs: Remove.
9991 * config/vax/ultrix.h: Remove.
9992 * config/vax/vaxv.h: Remove.
9993 * config/windiss.h: Remove.
9995 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
9997 PR rtl-optimization/36438
9998 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
9999 for vector shifts with constant scalar shift operands.
10001 2008-06-06 Sandip Matte <sandip@rmicorp.com>
10003 * doc/invoke.texi: Document -march=xlr.
10004 * config/mips/xlr.md: New file.
10005 * config/mips/mips.md: Include it.
10007 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
10008 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
10009 (mips_rtx_cost_data): Likewise.
10011 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
10013 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
10014 PRE_INC and PRE_DEC cases.
10016 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10018 PR rtl-optimization/36419
10019 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
10020 the emitting jump insn.
10023 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
10024 is not bool, boolify the whole *expr_p and convert to the desired type.
10026 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10028 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
10029 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
10030 Add omp_private_outer_ref hook, add another argument to
10031 omp_clause_default_ctor hook.
10032 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
10033 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
10034 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
10035 hook_tree_tree_tree_tree_null.
10036 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
10037 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
10038 * hooks.c (hook_tree_tree_tree_tree_null): New function.
10039 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
10040 * tree.def (OMP_TASK): New tree code.
10041 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
10042 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
10043 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
10044 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
10045 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
10046 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
10047 OMP_CLAUSE_COLLAPSE_EXPR): Define.
10048 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10049 (OMP_DIRECTIVE_P): Add OMP_TASK.
10050 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
10051 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
10052 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
10053 and OMP_CLAUSE_UNTIED entries.
10054 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
10056 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10057 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
10058 * tree-pretty-print.c (dump_omp_clause): Handle
10059 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
10060 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10061 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
10062 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
10063 warning about unsigned iterators. Change decl/init/cond/incr
10064 arguments to TREE_VECs, check arguments for all collapsed loops.
10065 (c_finish_omp_taskwait): New function.
10066 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
10068 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
10069 default_function_array_conversion on init. Add par_clauses argument.
10070 If decl is present in parallel's lastprivate clause, change it to
10071 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
10072 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
10073 collapse count in clauses.
10074 (c_parser_omp_for, c_parser_omp_parallel): Adjust
10075 c_parser_omp_for_loop callers.
10076 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
10077 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
10078 (c_parser_omp_clause_name): Handle collapse and untied clauses.
10079 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
10081 (c_parser_omp_clause_schedule): Handle schedule(auto).
10082 Include correct location in the error message.
10083 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
10084 and PRAGMA_OMP_CLAUSE_UNTIED.
10085 (OMP_TASK_CLAUSE_MASK): Define.
10086 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
10087 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
10088 * tree-nested.c (convert_nonlocal_omp_clauses,
10089 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
10090 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
10091 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10092 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
10094 (conver_nonlocal_reference, convert_local_reference,
10095 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
10096 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
10097 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
10098 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
10099 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
10100 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
10101 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
10102 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
10103 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10105 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
10106 * c-common.h (c_finish_omp_taskwait): New prototype.
10107 * gimple-low.c (lower_stmt): Handle OMP_TASK.
10108 * tree-parloops.c (create_parallel_loop): Create 1 entry
10109 vectors for OMP_FOR_{INIT,COND,INCR}.
10110 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
10111 (make_edges): Handle OMP_TASK.
10112 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
10113 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10114 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
10115 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
10116 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
10117 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10118 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10119 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
10120 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
10121 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
10122 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
10123 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
10124 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
10125 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
10126 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
10127 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
10128 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
10129 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
10130 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
10131 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
10132 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
10133 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
10134 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
10135 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
10136 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
10137 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
10138 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
10139 original iterator is present in lastprivate clause or if
10140 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
10141 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10142 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
10143 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
10144 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
10145 if it is set, lookup var in outer contexts too. Handle
10146 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
10147 to be implicitly determined firstprivate for task regions.
10148 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
10149 if it is set, lookup var in outer contexts too. Set
10150 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
10151 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
10152 OMP_CLAUSE_UNTIED. Take region_type as last argument
10153 instead of in_parallel and in_combined_parallel.
10154 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
10156 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
10157 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
10158 (new_omp_context): Set default_kind to
10159 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
10160 (omp_region_type): New enum.
10161 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
10162 fields, add region_type.
10163 (new_omp_context): Take region_type as argument instead of is_parallel
10164 and is_combined_parallel.
10165 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
10166 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
10167 ctx->is_combined_parallel checks.
10168 (gimplify_omp_task): New function.
10169 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10171 * omp-low.c (extract_omp_for_data): Use schedule(static)
10172 for schedule(auto). Handle pointer and unsigned iterators.
10173 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
10174 Add loops argument. Extract data for collapsed OMP_FOR loops.
10175 (expand_parallel_call): Assert sched_kind isn't auto,
10176 map runtime schedule to index 3.
10177 (struct omp_for_data_loop): New type.
10178 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
10179 Add loop, loops, collapse and iter_type fields.
10180 (workshare_safe_to_combine_p): Disallow combined for if
10181 iter_type is unsigned long long. Don't combine collapse > 1 loops
10182 unless all bounds and steps are constant. Adjust extract_omp_for_data
10184 (expand_omp_for_generic): Handle pointer, unsigned and long long
10185 iterators. Handle collapsed OMP_FOR loops. Adjust
10186 for struct omp_for_data changes. If libgomp function doesn't return
10187 boolean_type_node, add comparison of the return value with 0.
10188 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
10189 pointer, unsigned and long long iterators. Adjust for struct
10190 omp_for_data changes.
10191 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
10192 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
10193 unsigned long long. Allocate loops array, pass it to
10194 extract_omp_for_data. For collapse > 1 loops use always
10195 expand_omp_for_generic.
10196 (omp_context): Add sfield_map and srecord_type fields.
10197 (is_task_ctx, lookup_sfield): New functions.
10198 (use_pointer_for_field): Use is_task_ctx helper. Change first
10199 argument's type from const_tree to tree. Clarify comment.
10200 In OMP_TASK disallow copy-in/out sharing.
10201 (build_sender_ref): Call lookup_sfield instead of lookup_field.
10202 (install_var_field): Add mask argument. Populate both record_type
10203 and srecord_type if needed.
10204 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
10206 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
10207 and DECL_FIELD_OFFSET.
10208 (scan_sharing_clauses): Adjust install_var_field callers. For
10209 firstprivate clauses on explicit tasks allocate the var by value in
10210 record_type unconditionally, rather than by reference.
10211 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
10212 Use is_taskreg_ctx instead of is_parallel_ctx.
10213 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10214 (create_omp_child_function_name): Add task_copy argument, use
10215 *_omp_cpyfn* names if it is true.
10216 (create_omp_child_function): Add task_copy argument, if true create
10217 *_omp_cpyfn* helper function.
10218 (scan_omp_parallel): Adjust create_omp_child_function callers.
10219 Rename parallel_nesting_level to taskreg_nesting_level.
10220 (scan_omp_task): New function.
10221 (lower_rec_input_clauses): Don't run constructors for firstprivate
10222 explicit task vars which are initialized by *_omp_cpyfn*.
10223 Pass outer var ref to omp_clause_default_ctor hook if
10224 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
10225 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
10226 OMP_CLAUSE_REDUCTION_INIT.
10227 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
10228 avoid duplicate setting of fields. Handle
10229 OMP_CLAUSE_PRIVATE_OUTER_REF.
10230 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
10231 copy-out if TREE_READONLY, only copy-in.
10232 (expand_task_copyfn): New function.
10233 (expand_task_call): New function.
10234 (struct omp_taskcopy_context): New type.
10235 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
10237 (lower_omp_parallel): Rename to...
10238 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10239 Call create_task_copyfn if srecord_type is needed. Adjust
10241 (task_shared_vars): New variable.
10242 (check_omp_nesting_restrictions): Warn if work-sharing,
10243 barrier, master or ordered region is closely nested inside OMP_TASK.
10244 Add warnings for barrier if closely nested inside of work-sharing,
10245 ordered, or master region.
10246 (scan_omp_1): Call check_omp_nesting_restrictions even for
10247 GOMP_barrier calls. Rename parallel_nesting_level to
10248 taskreg_nesting_level. Handle OMP_TASK.
10249 (lower_lastprivate_clauses): Even if some lastprivate is found on a
10250 work-sharing construct, continue looking for them on parent parallel
10252 (lower_omp_for_lastprivate): Add lastprivate clauses
10253 to the beginning of dlist rather than end. Adjust for struct
10254 omp_for_data changes.
10255 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
10256 not after it. Handle collapsed OMP_FOR loops, adjust for
10257 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
10258 (get_ws_args_for): Adjust extract_omp_for_data caller.
10259 (scan_omp_for): Handle collapsed OMP_FOR
10260 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10261 (lower_omp_single_simple): If libgomp function doesn't return
10262 boolean_type_node, add comparison of the return value with 0.
10263 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
10264 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
10265 (parallel_nesting_level): Rename to...
10266 (taskreg_nesting_level): ... this.
10267 (is_taskreg_ctx): New function.
10268 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
10269 of is_parallel_ctx.
10270 (execute_lower_omp): Rename parallel_nesting_level to
10271 taskreg_nesting_level.
10272 (expand_omp_parallel): Rename to...
10273 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10274 Call omp_task_call for OMP_TASK regions.
10275 (expand_omp): Adjust caller, handle OMP_TASK.
10276 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
10278 * bitmap.c (bitmap_default_obstack_depth): New variable.
10279 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
10280 if argument is NULL and bitmap_default_obstack is already initialized.
10281 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
10283 * matrix-reorg.c (matrix_reorg): Likewise.
10285 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10287 * config/i386/i386.md (*indirect_jump): Macroize using P
10288 mode iterator. Remove !TARGET_64BIT from insn constraints.
10289 (*tablejump_1): Ditto.
10290 (*indirect_jump_rex64): Remove insn pattern.
10291 (*tablejump_1_rex64): Ditto.
10292 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
10293 and eh_return_si insn patterns.
10295 2008-06-06 Richard Guenther <rguenther@suse.de>
10297 * tree-ssa-structalias.c (merge_smts_into): Remove.
10298 (find_what_p_points_to): Do not bother to compute the
10299 points-to set for pt_anything pointers.
10300 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
10301 for pt_anything pointers is ok.
10303 2008-06-06 Jan Hubicka <jh@suse.cz>
10305 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
10307 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10309 * cgraph.c: Fix typos in comments.
10310 (cgraph_availability_names): Fix string typo.
10311 * fold-const.c: Fix typos in comments.
10312 (fold_binary): Fix typo in warning.
10313 * genautomata.c: Fix typos in comments.
10314 (check_presence_pattern_sets): Fix typo in local variable.
10315 (output_description): Fix typo in output.
10316 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
10317 * hwint.h: Likewise.
10318 * matrix-reorg.c (check_allocation_function): Likewise.
10319 * omega.c (smooth_weird_equations): Likewise.
10320 * auto-inc-dec.c: Fix typos in comments.
10321 * bb-reorder.c: Likewise.
10322 * builtins.c: Likewise.
10323 * c-common.c: Likewise.
10324 * c-cppbuiltin.c: Likewise.
10325 * c-parser.c: Likewise.
10326 * c-pretty-print.c: Likewise.
10327 * cfgcleanup.c: Likewise.
10328 * cfgexpand.c: Likewise.
10329 * cfghooks.c: Likewise.
10330 * cfglayout.c: Likewise.
10331 * cfgloopmanip.c: Likewise.
10332 * cgraphunit.c: Likewise.
10333 * coverage.c: Likewise.
10334 * dbxout.c: Likewise.
10335 * df-byte-scan.c: Likewise.
10336 * df-core.c: Likewise.
10337 * df-problems.c: Likewise.
10338 * df-scan.c: Likewise.
10340 * dominance.c: Likewise.
10341 * domwalk.c: Likewise.
10343 * dwarf2out.c: Likewise.
10344 * emit-rtl.c: Likewise.
10345 * et-forest.c: Likewise.
10346 * function.c: Likewise.
10347 * function.h: Likewise.
10349 * gcov-io.c: Likewise.
10350 * gcov.c: Likewise.
10351 * gcse.c: Likewise.
10352 * genattrtab.c: Likewise.
10353 * ggc-page.c: Likewise.
10354 * gimplify.c: Likewise.
10355 * gthr-lynx.h: Likewise.
10356 * haifa-sched.c: Likewise.
10357 * ipa-cp.c: Likewise.
10358 * ipa-inline.c: Likewise.
10359 * ipa-prop.h: Likewise.
10360 * ipa-pure-const.c: Likewise.
10361 * ipa-struct-reorg.c: Likewise.
10362 * ipa-struct-reorg.h: Likewise.
10363 * ipa-type-escape.c: Likewise.
10365 * loop-doloop.c: Likewise.
10366 * mips-tfile.c: Likewise.
10367 * mkmap-flat.awk: Likewise.
10368 * mkmap-symver.awk: Likewise.
10369 * modulo-sched.c: Likewise.
10370 * omp-low.c: Likewise.
10371 * optabs.c: Likewise.
10372 * optabs.h: Likewise.
10373 * opts.c: Likewise.
10374 * passes.c: Likewise.
10375 * postreload-gcse.c: Likewise.
10376 * postreload.c: Likewise.
10377 * predict.c: Likewise.
10378 * pretty-print.h: Likewise.
10379 * profile.c: Likewise.
10380 * protoize.c: Likewise.
10381 * ra-conflict.c: Likewise.
10382 * real.c: Likewise.
10383 * recog.c: Likewise.
10384 * regclass.c: Likewise.
10385 * regs.h: Likewise.
10386 * reload.c: Likewise.
10387 * rtl-error.c: Likewise.
10388 * rtlanal.c: Likewise.
10389 * scan.h: Likewise.
10390 * sched-rgn.c: Likewise.
10392 * stmt.c: Likewise.
10393 * target.h: Likewise.
10394 * tree-dfa.c: Likewise.
10395 * tree-eh.c: Likewise.
10396 * tree-flow-inline.h: Likewise.
10397 * tree-inline.c: Likewise.
10398 * tree-into-ssa.c: Likewise.
10399 * tree-loop-distribution.c: Likewise.
10400 * tree-nested.c: Likewise.
10401 * tree-parloops.c: Likewise.
10402 * tree-pass.h: Likewise.
10403 * tree-pretty-print.c: Likewise.
10404 * tree-profile.c: Likewise.
10405 * tree-scalar-evolution.c: Likewise.
10406 * tree-sra.c: Likewise.
10407 * tree-ssa-alias-warnings.c: Likewise.
10408 * tree-ssa-ccp.c: Likewise.
10409 * tree-ssa-coalesce.c: Likewise.
10410 * tree-ssa-dom.c: Likewise.
10411 * tree-ssa-dse.c: Likewise.
10412 * tree-ssa-forwprop.c: Likewise.
10413 * tree-ssa-live.c: Likewise.
10414 * tree-ssa-live.h: Likewise.
10415 * tree-ssa-loop-im.c: Likewise.
10416 * tree-ssa-loop-ivopts.c: Likewise.
10417 * tree-ssa-loop-niter.c: Likewise.
10418 * tree-ssa-loop-prefetch.c: Likewise.
10419 * tree-ssa-phiopt.c: Likewise.
10420 * tree-ssa-phiprop.c: Likewise.
10421 * tree-ssa-sccvn.c: Likewise.
10422 * tree-ssa-ter.c: Likewise.
10423 * tree-ssa-threadupdate.c: Likewise.
10424 * tree-ssa.c: Likewise.
10425 * tree-vect-analyze.c: Likewise.
10426 * tree-vect-transform.c: Likewise.
10427 * tree-vectorizer.c: Likewise.
10428 * tree-vn.c: Likewise.
10429 * tree-vrp.c: Likewise.
10430 * tree.c: Likewise.
10431 * tree.def: Likewise.
10432 * tree.h: Likewise.
10433 * unwind-dw2-fde.c: Likewise.
10434 * unwind.inc: Likewise.
10435 * value-prof.c: Likewise.
10436 * vmsdbgout.c: Likewise.
10438 2008-06-05 David Edelsohn <edelsohn@gnu.org>
10440 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
10441 always place FP constants in the TOC for TARGET_POWERPC64.
10442 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
10444 2008-06-05 Joseph Myers <joseph@codesourcery.com>
10446 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
10447 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
10448 enable for TARGET_E500_DOUBLE.
10449 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
10450 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
10451 floating-point modes like integer modes for E500 double.
10452 (rs6000_legitimate_offset_address_p): Likewise.
10453 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
10454 addressing for DDmode for E500 double.
10455 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
10456 modes as using 64-bits of registers for E500 double.
10457 (spe_build_register_parallel): Do not handle DDmode or TDmode.
10458 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
10459 specially for E500 double.
10460 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
10461 TDmode for E500 double.
10462 (rs6000_gimplify_va_arg): Only handle SDmode in registers
10463 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
10464 (rs6000_split_multireg_move): Do not handle TDmode specially for
10466 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
10467 using 64-bit registers for E500 double.
10468 (emit_frame_save): Do not handle DDmode specially for E500 double.
10469 (gen_frame_mem_offset): Likewise.
10470 (rs6000_function_value): Do not call spe_build_register_parallel
10471 for DDmode or TDmode.
10472 (rs6000_libcall_value): Likewise.
10473 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
10474 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
10477 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
10479 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
10482 2008-06-04 Junjie Gu <jgu@tensilica.com>
10484 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
10485 comparison for frame pointers.
10487 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
10490 * config/avr/avr.h (PUSH_ROUNDING): Remove.
10492 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
10495 * builtins.c (expand_builtin_signbit): Don't take lowpart when
10496 register is already smaller or equal to required mode.
10498 2008-06-04 Xinliang David Li <davidxl@google.com>
10500 * tree-call-cdce.c: New file.
10501 (cond_dead_built_in_calls): New static variable.
10502 (input_domain): New struct.
10503 (check_pow): New function.
10504 (check_builtin_call): Ditto.
10505 (check_target_format): Ditto.
10506 (is_call_dce_candidate): Ditto.
10507 (gen_one_condition): Ditto.
10508 (gen_conditions_for_domain): Ditto.
10509 (get_domain): Ditto.
10510 (gen_conditions_for_pow_cst_base): Ditto.
10511 (gen_conditions_for_pow_int_base): Ditto.
10512 (gen_conditions_for_pow): Ditto.
10513 (get_no_error_domain): Ditto.
10514 (gen_shrink_wrap_conditions): Ditto.
10515 (shrink_wrap_one_built_in_call): Ditto.
10516 (shink_wrap_conditional_dead_built_in_calls): Ditto.
10517 (tree_call_cdce): Ditto.
10518 (gate_call_cdce): Ditto.
10519 (pass_call_cdce): New gimple pass.
10520 * passes.c: (init_optimization_passes): New pass.
10521 * tree-pass.h: New pass declaration.
10522 * opts.c (decode_options): New flag setting.
10523 * common.opt: Add -ftree-builtin-call-dce flag.
10524 * Makefile.in: Add new source file.
10525 * tempvar.def: New tv_id.
10526 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
10528 2008-06-04 Richard Guenther <rguenther@suse.de>
10530 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
10531 (is_call_clobbered): Always check var_ann->call_clobbered.
10532 (mark_call_clobbered): Always set var_ann->call_clobbered.
10533 (clear_call_clobbered): Always clear var_ann->call_clobbered.
10534 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
10535 (reset_alias_info): Clear call clobbering info on MTAGs and
10537 (set_pt_anything): Set pt_global_mem.
10538 (create_tag_raw): Adjust comment.
10539 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
10541 2008-06-04 Joseph Myers <joseph@codesourcery.com>
10542 Maxim Kuvyrkov <maxim@codesourcery.com>
10544 * config/m68k/m68k.opt (mxgot): New option.
10545 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
10546 (m68k_output_addr_const_extra): New.
10547 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
10548 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
10549 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
10550 * doc/invoke.texi (M680x0 Options): Document -mxgot.
10552 2008-06-04 Richard Guenther <rguenther@suse.de>
10554 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
10555 negative or non-representable offsets.
10557 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
10559 * config/i386/i386.c (ix86_gen_leave): New.
10560 (ix86_gen_pop1): Likewise.
10561 (ix86_gen_add3): Likewise.
10562 (ix86_gen_sub3): Likewise.
10563 (ix86_gen_sub3_carry): Likewise.
10564 (ix86_gen_one_cmpl2): Likewise.
10565 (ix86_gen_monitor): Likewise.
10566 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
10567 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
10568 ix86_gen_one_cmpl2 and ix86_gen_monitor.
10569 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
10570 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
10571 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
10572 (ix86_expand_epilogue): Updated.
10573 (print_operand): Handle integer register operand for 'z'.
10574 (ix86_expand_strlensi_unroll_1): Likewise.
10575 (ix86_expand_strlen): Likewise.
10576 (ix86_expand_builtin): Likewise.
10577 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
10578 mov{q}/mov{l} and add{q}/add{l}.
10580 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10582 * config/i386/i386.md (P): New mode iterator.
10583 (SFmode push_operand splitter): Macroize DImode and SImode pushes
10584 using P mode iterator.
10585 (DFmode push_operand splitter): Ditto.
10586 (XFmode push_operand splitter): Ditto.
10587 (DFmode float_extend SFmode push_operand splitter): Ditto.
10588 (XFmode float_extend SFmode push_operand splitter): Do not generate
10589 SImode pushes for 64bit target. Macroize Dimode and SImode
10590 pushes using P mode iterator.
10591 (XFmode float_extend DFmode push_operand splitter): Ditto.
10593 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10595 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
10596 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
10597 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
10598 return type to int.
10599 (ix86_call_abi_override): Remove check for call_used_regs.
10601 2008-06-03 Richard Guenther <rguenther@suse.de>
10603 * tree-ssa-structalias.c (find_func_aliases): Add constraints
10604 for the lhs of calls if the return type contains pointers.
10606 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10608 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
10609 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
10610 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
10611 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
10612 of cfun and DEFAULT_ABI to deceide abi mode.
10613 (DEFAULT_ABI): New.
10614 (REG_PARM_STACK_SPACE): Removed.
10615 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
10616 (STACK_BOUNDARY): Use default target to deceide stack boundary.
10617 * config/i386/i386-protos.h (ix86_cfun_abi): New.
10618 (ix86_function_abi): Likewise.
10619 (ix86_function_type_abi): Likewise.
10620 (ix86_call_abi_override): Likewise.
10621 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
10622 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
10623 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
10624 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
10626 (X86_64_REGPARM_MAX): New.
10627 (X86_64_SSE_REGPARM_MAX): New.
10628 (X64_REGPARM_MAX): New.
10629 (X64_SSE_REGPARM_MAX): New.
10630 (X86_32_REGPARM_MAX): New.
10631 (X86_32_SSE_REGPARM_MAX): New.
10632 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
10633 (ix86_function_regparm): Handle user calling abi.
10634 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
10635 by DEFAULT_ABI versus SYSV_ABI check.
10636 (ix86_reg_parm_stack_space): New.
10637 (ix86_function_type_abi): New.
10638 (ix86_call_abi_override): New.
10639 (ix86_function_abi): New.
10640 (ix86_cfun_abi): New.
10641 (init_cumulative_args): Call abi specific initialization.
10642 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
10643 (function_arg_64): Extend SSE_REGPARM_MAX check.
10644 (function_arg (): Remove TARGET_64BIT_MS_ABI.
10645 (ix86_pass_by_reference): Likewise.
10646 (ix86_function_value_regno_p): Likewise.
10647 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
10648 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
10649 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
10650 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
10651 (setup_incoming_varargs_64): Adjust regparm for call abi.
10652 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
10653 (ix86_va_start): Likewise.
10654 (ix86_gimplify_va_arg): Likewise.
10655 (ix86_expand_prologue): Likewise.
10656 (output_pic_addr_const): Likewise.
10657 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
10658 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
10659 (x86_output_mi_thunk): Likewise.
10660 (x86_function_profiler): Likewise.
10661 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
10662 (SYSV_ABI, MS_ABI): New constants.
10663 (DEFAULT_ABI): New.
10664 (init_regs): Add prototype of function in regclass.c file.
10665 (OVERRIDE_ABI_FORMAT): New.
10666 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
10667 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
10668 (OUTGOING_REG_PARM_STACK_SPACE): New.
10669 (ix86_reg_parm_stack_space): New prototype.
10670 (CUMULATIVE_ARGS): Add call_abi member.
10671 (machine_function): Add call_abi member.
10672 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
10673 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
10675 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
10678 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
10679 (avr_builtin_setjmp_frame_value): New function.
10680 * config/avr/avr.md (nonlocal_goto_receiver): Define.
10681 (nonlocal_goto): Define.
10683 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
10685 * config/mips/mips.c (mips_emit_loadgp): Return early if
10686 there is nothing do to, otherwise emit a blockage if
10687 !TARGET_EXPLICIT_RELOCS || crtl->profile.
10688 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
10690 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10692 * configure.ac: Drop unneeded backslash ending up in config.in.
10693 * acinclude.m4: Likewise.
10694 * config.in: Regenerate.
10696 2008-05-26 Jan Hubicka <jh@suse.cz>
10698 * predict.c (maybe_hot_frequency_p): Break out of...
10699 (maybe_hot_bb_p): ... here.
10700 (maybe_hot_edge_p): New.
10701 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
10702 * basic-block.h (maybe_hot_edge_p): Declare.
10704 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
10706 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
10707 (*cmpfp_<mode>_cc): Ditto.
10708 (*fp_jcc_8<mode>_387): Ditto.
10709 (*fop_<MODEF:mode>_2_i387): Ditto.
10710 (*fop_<MODEF:mode>_3_i387): Ditto.
10711 (*fop_xf_2_i387): Ditto.
10712 (*fop_xf_3_i387): Ditto.
10714 2008-06-02 Tomas Bily <tbily@suse.cz>
10716 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
10718 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
10720 * config/mips/mips.c (mips_valid_offset_p): New function.
10721 (mips_valid_lo_sum_p): Likewise.
10722 (mips_classify_address): Use them.
10723 (mips_force_address): New function.
10724 (mips_legitimize_address): Use it.
10725 * config/mips/mips.md (MOVE128): New mode iterator.
10726 (movtf): Require TARGET_64BIT. Remove empty strings.
10727 (*movtf_internal): Rename to...
10728 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
10729 of "R" and use {,fp}{load,store} attributes instead of "multi".
10730 Use a separate define_split.
10731 (*movtf_mips16): New pattern.
10733 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
10735 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
10736 * config/mips/mips.c (mips_expand_before_return): New function.
10737 (mips_expand_epilogue): Call it.
10738 * config/mips/mips.md (return): Turn into a define_expand.
10739 (*return): New insn.
10741 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
10743 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
10744 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
10745 functions. Do not emit uses and clobbers of CONCATs; individually
10746 use and clobber their operands.
10747 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
10748 gen_clobber, emit_use and gen_use.
10749 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
10750 (expand_builtin_return): Likewise.
10751 * cfgbuild.c (count_basic_blocks): Likewise.
10752 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
10753 * explow.c (emit_stack_restore): Likewise.
10754 * expmed.c (extract_bit_field_1): Likewise.
10755 * expr.c (convert_move, emit_move_complex_parts): Likewise.
10756 (emit_move_multi_word, store_constructor): Likewise.
10757 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
10758 (thread_prologue_and_epilogue_insns): Likewise.
10759 * lower-subreg.c (resolve_simple_move): Likewise.
10760 * optabs.c (widen_operand, expand_binop): Likewise.
10761 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
10762 * reload.c (find_reloads): Likewise.
10763 * reload1.c (eliminate_regs_in_insn): Likewise.
10764 * stmt.c (expand_nl_goto_receiver): Likewise.
10765 * config/alpha/alpha.md (builtin_longjmp): Likewise.
10766 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
10767 * config/arm/arm.c (arm_load_pic_register): Likewise.
10768 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
10769 * config/arm/arm.md (untyped_return): Likewise.
10770 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
10771 * config/avr/avr.c (expand_prologue): Likewise.
10772 * config/bfin/bfin.c (do_unlink): Likewise.
10773 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
10774 * config/cris/cris.c (cris_expand_prologue): Likewise.
10775 * config/darwin.c (machopic_indirect_data_reference): Likewise.
10776 (machopic_legitimize_pic_address): Likewise.
10777 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
10778 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
10779 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
10780 (ix86_expand_convert_uns_didf_sse): Likewise.
10781 (ix86_expand_vector_init_general): Likewise.
10782 * config/ia64/ia64.md (eh_epilogue): Likewise.
10783 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
10784 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
10785 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
10786 (config/iq2000/iq2000.c): Likewise.
10787 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
10788 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
10789 (builtin_longjmp): Likewise.
10790 * config/mn10300/mn10300.md (call, call_value): Likewise.
10791 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
10792 * config/pdp11/pdp11.md (abshi2): Likewise.
10793 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
10794 * config/s390/s390.c (s390_emit_prologue): Likewise.
10795 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
10796 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
10797 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
10798 * config/sh/sh.c (prepare_move_operands): Likewise.
10799 (output_stack_adjust, sh_expand_epilogue): Likewise.
10800 (sh_set_return_address, sh_expand_t_scc): Likewise.
10801 * config/sparc/sparc.c (load_pic_register): Likewise.
10802 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
10803 * config/spu/spu.c (spu_expand_epilogue): Likewise.
10804 * config/v850/v850.c (expand_epilogue): Likewise.
10806 2008-05-31 Anatoly Sokolov <aesok@post.ru>
10808 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
10809 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
10810 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
10811 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
10812 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
10813 stack pointer register.
10814 (output_movhi): Remove code for interrupt specific writing to the
10815 stack pointer register.
10817 2008-05-31 Richard Guenther <rguenther@suse.de>
10819 PR tree-optimization/34244
10820 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
10821 (tree_expr_nonzero_warnv_p): Likewise.
10822 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
10823 ssa_name_nonnegative_p.
10824 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
10825 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
10826 not tree_expr_nonzero_warnv_p.
10828 PR tree-optimization/36262
10830 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
10832 PR tree-optimization/34244
10833 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
10834 (record_numbers_of_iterations): New function.
10835 (execute_vrp): Cache the numbers of iterations of loops.
10836 * tree-scalar-evolution.c (scev_reset_except_niters):
10838 (scev_reset): Use scev_reset_except_niters.
10839 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
10841 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
10843 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
10844 __WORKAROUND_RETS when appropriate.
10846 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
10848 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
10849 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
10851 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
10852 *fop_df_comm_sse insn patterns using MODEF mode iterator.
10853 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
10854 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
10855 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
10856 *fop_df_1_mixed insn patterns using MODEF mode iterator.
10857 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
10858 *fop_df_1_sse insn patterns using MODEF mode iterator.
10859 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
10860 *fop_df_1_i387 insn patterns using MODEF mode iterator.
10861 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
10862 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
10863 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
10864 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
10865 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
10866 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
10867 (*fop_xf_4_i387): Use <MODE> for mode attribute.
10868 (*fop_xf_5_i387): Ditto.
10869 (*fop_xf_6_i387): Ditto.
10871 2008-05-30 Richard Guenther <rguenther@suse.de>
10873 * builtins.c (build_string_literal): Avoid generating
10874 a non-gimple_val result.
10876 2008-05-30 DJ Delorie <dj@redhat.com>
10878 * exec-tool.in: Use an environment variable (private) instead of a
10879 file (shared) as a semaphore, so as to not break parallel builds.
10881 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
10883 * optabs.c (maybe_encapsulate_block): Remove.
10884 (emit_libcall_block): Adjust accordingly.
10885 * optabs.h (maybe_encapsulate_block): Remove prototype.
10887 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
10888 Don't use maybe_encapsulate_block.
10890 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
10892 * config/rs6000/rs6000.c (rs6000_legitimize_address,
10893 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
10894 rtx is a SYMBOL_REF before calling get_pool_constant.
10896 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
10898 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
10900 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
10902 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
10903 rather than OS names to choose INO_T_EQ definition.
10904 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
10905 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
10907 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
10910 * config/darwin-f.c: New.
10911 * config/t-darwin: Added rule to build darwin-f.o.
10912 * config.gcc: Defined new variable, fortran_target_objs.
10913 (*-*-darwin*): Set fortran_target_objs.
10914 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
10915 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
10916 * configure: Regenerated.
10918 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
10921 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
10922 canonical type if needed.
10924 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
10926 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
10928 2008-05-29 Richard Guenther <rguenther@suse.de>
10930 PR tree-optimization/36343
10931 PR tree-optimization/36346
10932 PR tree-optimization/36347
10933 * tree-flow.h (clobber_what_p_points_to): Declare.
10934 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
10935 pointed-to variable is dereferenced is irrelevant to whether
10936 the pointer can access the pointed-to variable.
10937 (clobber_what_p_points_to): New function.
10938 * tree-ssa-alias.c (set_initial_properties): Use it.
10939 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
10940 call clobber check for NMTs.
10942 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
10944 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
10945 for printing gcov_type.
10947 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
10949 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
10950 and the eh region information.
10951 * value-prof.c (gimple_move_stmt_histograms): New function.
10952 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
10954 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
10956 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
10958 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
10960 * value-prof.c (tree_ic_transform): Print counts.
10961 * tree-profile.c (tree_gen_ic_func_profiler):
10962 Clear __gcov_indreict_call_callee variable to avoid misattribution
10965 2008-05-28 Rafael Espindola <espindola@google.com>
10967 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
10970 2008-05-28 Richard Guenther <rguenther@suse.de>
10972 PR tree-optimization/36339
10973 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
10974 and clobbering code out of the loop.
10976 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
10978 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
10981 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
10982 s390_contiguous_bitmask_p, s390_symref_operand_p,
10983 s390_check_symref_alignment, s390_reload_larl_operand,
10984 s390_reload_symref_address): New functions.
10985 (s390_branch_condition_mnemonic): Support compare and branch
10987 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
10988 and 'W' constraints.
10989 (s390_secondary_reload): Add secondary reloads for unaligned
10990 symbol refs or symbol refs to floating point or QI/TI mode
10992 (legitimate_address_p): Accept symbol references as addresses.
10993 (s390_expand_insv): Use rotate and insert selected bits
10994 instruction for insv when building for z10.
10995 (print_operand_address): Handle symbol ref addresses.
10996 (print_operand): Output modifier 'c' added for signed byte values.
10997 (s390_encode_section_info): Mark symbol refs with
10998 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
11000 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
11001 (length attribute): RRF, RRR have 4 byte length.
11002 (FPALL, INTALL): New mode iterators added.
11003 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
11004 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
11005 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
11006 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
11007 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
11008 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
11009 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
11010 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
11012 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
11013 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
11014 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
11015 reload<INTALL:mode><P:mode>_toreg_z10,
11016 reload<FPALL:mode><P:mode>_tomem_z10,
11017 reload<FPALL:mode><P:mode>_toreg_z10,
11018 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
11019 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
11020 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
11021 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
11023 (movmem, clrmem, cmpmem): New splitters added.
11025 * config/s390/predicates.md (larl_operand): Use
11026 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
11027 SYMBOL_REF_ALIGN1_P.
11028 (s390_signed_integer_comparison,
11029 s390_unsigned_integer_comparison): New predicates.
11031 * config/s390/s390-protos.h (s390_check_symref_alignment,
11032 s390_contiguous_bitmask_p, s390_reload_larl_operand,
11033 s390_reload_symref_address,
11034 s390_compare_and_branch_condition_mask): Prototypes added.
11036 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
11037 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
11038 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
11040 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11042 * config/s390/s390.c (z10_cost): New cost function for z10.
11043 (s390_handle_arch_option, override_options): Support -march=z10 switch.
11044 (s390_issue_rate): Adjust issue rate for z10.
11045 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
11046 (processor_flags): Add PF_Z10.
11047 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
11048 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
11049 * gcc/config.gcc: Add z10.
11051 2008-05-28 Richard Guenther <rguenther@suse.de>
11053 PR tree-optimization/36291
11054 * tree-flow. h (struct gimple_df): Remove var_anns member.
11055 * tree-flow-inline.h (gimple_var_anns): Remove.
11056 (var_ann): Simplify.
11057 * tree-dfa.c (create_var_ann): Simplify.
11058 (remove_referenced_var): Clear alias info from var_anns of globals.
11059 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
11060 (delete_tree_ssa): Clear alias info from var_anns of globals.
11061 Do not free var_anns.
11062 (var_ann_eq): Remove.
11063 (var_ann_hash): Likewise.
11065 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
11067 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
11068 and loongson2f entries.
11069 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
11070 * config/mips/mips.h (processor_type): Add Loongson-2E
11071 and Loongson-2F entries.
11072 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
11073 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
11074 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
11075 * doc/invoke.texi (MIPS Options): Document loongson2e
11076 and loongson2f processor names.
11078 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11082 * config/i386/i386.c (ix86_function_arg_boundary): Use
11083 alignment of canonical type.
11084 (ix86_expand_vector_move): Check unaligned memory access for
11087 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11089 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
11090 Moved to the front of file.
11092 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
11093 H.J. Lu <hongjiu.lu@intel.com>
11095 * dwarf2out.c (current_fde): New.
11097 (lookup_cfa:): Likewise.
11098 (dwarf2out_end_epilogue): Likewise.
11099 (dwarf2out_note_section_used): Likewise.
11101 2008-05-27 Michael Matz <matz@suse.de>
11104 * c.opt (Wenum-compare): New warning option.
11105 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
11107 2008-05-27 Michael Matz <matz@suse.de>
11109 PR middle-end/36326
11110 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
11112 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
11113 into memory as tail calls.
11115 2008-05-27 Richard Guenther <rguenther@suse.de>
11117 PR tree-optimization/36339
11118 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
11119 pointers cause all addressable variables to be call clobbered.
11121 2008-05-27 Richard Guenther <rguenther@suse.de>
11123 PR tree-optimization/36245
11124 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
11126 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11128 * config/s390/s390.md: Replace all occurences of the 'm'
11129 constraint with 'RT'.
11131 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11133 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
11135 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
11137 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
11138 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
11139 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
11141 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11143 * reload.c: (find_reloads): Skip alternatives according to the
11144 "enabled" attribute. Constify the constraint variable.
11145 * recog.c (get_attr_enabled): Add default implementation.
11146 (extract_insn): Set the alternative_enabled_p array
11147 in the recog_data struct.
11148 (preprocess_constraints, constrain_operands): Skip
11149 alternatives according to the "enabled" attribute
11150 * recog.h (struct recog_data): New field alternative_enabled_p.
11151 (skip_alternative): New inline function.
11152 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
11153 (record_reg_classes): Skip alternative according to the
11154 "enabled" attribute.
11156 * doc/md.texi: Add documention for the "enabled" attribute.
11158 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11160 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
11161 * postreload.c (reload_cse_simplify_operands): Replace 'm'
11162 constraint with TARGET_MEM_CONSTRAINT.
11163 * recog.c (asm_operand_ok, preprocess_constraints,
11164 constrain_operands): Likewise.
11165 * regclass.c (record_reg_classes): Likewise.
11166 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
11167 * reload1.c (maybe_fix_stack_asms): Likewise.
11168 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
11169 * recog.h: Adjust comment.
11170 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
11171 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
11172 * doc/md.texi: Add a note to description of 'm' constraint.
11173 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
11175 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
11177 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
11178 that the bitfield is of integral type before testing its precision.
11180 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11181 Sa Liu <saliu@de.ibm.com>
11183 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
11184 __modti3, __udivti3, __umodti3 and __udivmodti4.
11185 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
11186 that implement TImode mul and div functions.
11187 * config/spu/multi3.c: New. Implement __multi3.
11188 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
11189 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
11192 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
11194 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
11195 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
11196 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
11197 tls_sysv_suffix): New mode and mode attribute iterators.
11198 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
11199 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
11200 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
11201 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
11202 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
11205 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
11207 PR tree-optimization/36329
11208 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
11209 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
11210 * cgraphbuild.c (initialize_inline_failed): Use the latter
11211 macro in lieu of the former.
11212 * ipa-inline.c (cgraph_mark_inline): Likewise.
11213 (cgraph_decide_inlining_of_small_function): Likewise.
11214 (cgraph_decide_inlining): Likewise.
11215 (cgraph_decide_inlining_incrementally): Likewise.
11217 2008-05-26 Tristan Gingold <gingold@adacore.com>
11218 Anatoly Sokolov <aesok@post.ru>
11220 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
11221 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
11222 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
11223 optimization for 'avr6' architecture.
11225 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
11228 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
11230 2008-05-26 Richard Guenther <rguenther@suse.de>
11232 * tree-ssa-sccvn.c (expr_has_constants): Declare.
11233 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
11235 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
11237 PR middle-end/36253
11238 * caller-save.c (insert_restore): Verify alignment of spill space.
11239 (insert_save): Likewise.
11240 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
11241 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
11242 (STACK_SLOT_ALIGNMENT): Likewise.
11243 * function.c (LOCAL_ALIGNMENT): Removed.
11244 (get_stack_local_alignment): New.
11245 (assign_stack_local): Use it. Set alignment on stack slot.
11246 (assign_stack_temp_for_type): Use get_stack_local_alignment.
11247 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
11248 (STACK_SLOT_ALIGNMENT): New.
11249 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
11250 stack slot in XFmode.
11252 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
11254 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
11257 * config/i386/i386.md (allocate_stack_worker_64): Make sure
11258 argument operand in rax isn't removed.
11260 2008-05-26 Richard Guenther <rguenther@suse.de>
11262 PR middle-end/36300
11263 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
11264 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
11266 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11269 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
11271 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
11273 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
11274 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
11276 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11278 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
11279 build a trampoline if we don't want one.
11280 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
11281 return zero for nested functions if we don't want a trampoline.
11283 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11285 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
11287 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11290 * c.opt: Removed undocumented option '-lang-fortran'.
11291 * c-common.h: Removed global variable 'lang_fortran'.
11292 * c-opts.c (c_common_handle_option): Removed code to handle
11293 option '-lang-fortran'. Updated includes.
11294 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
11295 definition of '__GFORTRAN__'.
11296 (define__GNUC__): Reimplemented to use BASEVER and
11297 cpp_define_formatted.
11298 (builtin_define_with_value_n): Removed.
11299 * c-incpath.h: Renamed to ...
11300 * incpath.h: ... this.
11301 * c-incpath.c: Renamed to ...
11302 * incpath.c: ... this. Updated includes.
11303 * fix-header.c: Updated includes.
11304 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
11305 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
11306 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
11308 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11310 * tree.h: Update the table of flags used on tree nodes.
11311 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
11312 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
11313 (FORCED_LABEL): Add access check.
11314 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
11315 (ASM_INPUT_P): Likewise.
11316 (ASM_VOLATILE_P): Likewise.
11317 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
11318 (OMP_SECTION_LAST): Access private_flag directly.
11319 (OMP_RETURN_NOWAIT): Likewise.
11320 (OMP_PARALLEL_COMBINED): Likewise.
11321 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
11322 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
11323 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
11324 deprecated_flag directly.
11326 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
11328 * final.c (frame_pointer_needed): Removed.
11329 * flags.h (frame_pointer_needed): Likewise.
11331 * function.h (rtl_data): Add frame_pointer_needed.
11332 (frame_pointer_needed): New.
11334 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
11336 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
11338 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
11340 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
11343 2008-05-25 Alan Modra <amodra@bigpond.net.au>
11345 * c-common.c (strip_array_types): Move function to..
11347 (get_inner_array_type): Delete.
11348 * c-common.h (strip_array_types): Move declaration to..
11350 (get_inner_array_type): Delete.
11351 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
11352 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
11353 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
11354 * config/pa/pa.c (emit_move_sequence): Likewise.
11356 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
11358 * config/i386/i386.md (*sse_prologue_save_insn): Set length
11361 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
11363 * function.c: Include target hook for nonlocal_goto frame value.
11365 2008-05-24 Richard Guenther <rguenther@suse.de>
11367 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
11368 variable can be only accessed through a pointer or a union.
11370 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11372 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
11373 * doc/extend.texi: Likewise.
11375 2008-05-23 DJ Delorie <dj@redhat.com>
11377 * config/m32c/jump.md (untyped_call): Add.
11379 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
11380 for A24 to PSImode.
11381 (m32c_address_cost): Detail costs for indirect offsets.
11383 2008-05-23 Rafael Espindola <espindola@google.com>
11385 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
11386 if a node is a SUBREG.
11387 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
11390 2008-05-23 Paul Brook <paul@codesourcery.com>
11391 Carlos O'Donell <carlos@codesourcery.com>
11393 * doc/extend.texi: Clarify use of __attribute__((naked)).
11394 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11395 * target.h (gcc_target): Add allocate_stack_slots_for_args.
11396 * function.c (use_register_for_decl): Use
11397 targetm.calls.allocate_stack_slots_for_args.
11398 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11399 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
11400 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
11402 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
11404 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
11406 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
11408 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
11409 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
11410 is only rounded once.
11412 2008-05-23 Richard Guenther <rguenther@suse.de>
11414 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
11416 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
11417 Jakub Jelinek <jakub@redhat.com>
11420 * configure.ac: Handle --enable-cld.
11421 * configure: Regenerated.
11422 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
11423 * config/i386/i386.h (struct machine_function): Add needs_cld field.
11424 (ix86_current_function_needs_cld): New define.
11425 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
11426 (cld): New isns pattern.
11427 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
11428 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
11429 * config/i386/i386.opt (mcld): New option.
11430 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
11431 TARGET_CLD and ix86_current_function_needs_cld.
11432 (override_options): Use -mcld by default for 32-bit code if
11435 * doc/install.texi (Options specification): Document --enable-cld.
11436 * doc/invoke.texi (Machine Dependent Options)
11437 [i386 and x86-64 Options]: Add -mcld option.
11438 (Intel 386 and AMD x86-64 Options): Document -mcld option.
11440 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
11441 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
11442 (return_in_memory_64): Likewise.
11443 (return_in_memory_ms_64): Likewise.
11445 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11447 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
11448 * builtins.c (fold_builtin_fpclassify): New.
11449 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
11450 * builtins.def (BUILT_IN_FPCLASSIFY): New.
11451 * c-common.c (handle_type_generic_attribute): Adjust to accept
11452 fixed arguments before an elipsis.
11453 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
11454 * doc/extend.texi: Document __builtin_fpclassify.
11456 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
11458 * omp-low.c (gate_expand_omp_ssa): Remove.
11459 (pass_expand_omp_ssa): Remove.
11460 (gate_expand_omp): Do not check for flag_openmp_ssa.
11461 * common.opt (-fopenmp-ssa): Remove.
11462 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
11464 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
11466 * config/sh/sh.opt (mfixed-range): New option.
11467 * config/sh/sh-protos.h (sh_fix_range): Declare.
11468 * config/sh/sh.c (sh_fix_range): New function.
11469 * config/sh/sh.h (sh_fixed_range_str): Declare.
11470 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
11472 * doc/invoke.texi (SH Options): Document -mfixed-range.
11474 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
11476 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
11477 it before the redeclaration.
11479 2008-05-22 Anatoly Sokolov <aesok@post.ru>
11481 * config/avr/avr.c (get_sequence_length): Add new function.
11482 (expand_prologue, expand_epilogue): Remove duplicate code.
11484 2008-05-22 Rafael Espindola <espindola@google.com>
11486 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
11489 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
11491 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
11492 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
11494 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
11495 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
11496 (vect_update_misalignment_for_peel): Likewise.
11497 (vector_alignment_reachable_p): Likewise.
11498 * tree-vect-transform.c (vectorizable_load): Likewise.
11499 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
11500 (get_vectype_for_scalar_type): Pass mode of scalar_type
11501 to UNITS_PER_SIMD_WORD.
11503 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
11504 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
11505 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
11506 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
11507 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
11509 2008-05-22 Ira Rosen <irar@il.ibm.com>
11511 PR tree-optimization/36293
11512 * tree-vect-transform.c (vect_transform_strided_load): Don't check
11513 if the first load must be skipped because of a gap.
11515 2008-05-22 Richard Guenther <rguenther@suse.de>
11517 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
11518 more cases of offset disambiguation that is possible if
11519 strict-aliasing rules apply.
11520 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
11521 for basic offset and type-based disambiguation.
11523 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11525 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
11526 ix86_expand_vector_set on V16QImode for SSE4.1.
11528 2008-05-21 Tom Tromey <tromey@redhat.com>
11530 * c.opt (Wimport): Mark as undocumented.
11531 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
11533 (Warning Options): Likewise.
11534 * doc/cppopts.texi: Don't mention -Wimport.
11536 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
11538 PR tree-optimization/36287
11539 PR tree-optimization/36286
11540 * lambda-code.c (build_access_matrix): Do not use the loop->num
11541 for computing the number of induction variables: use the loop depth
11544 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
11547 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
11548 option -f(no-)leading-underscore.
11550 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11552 * config/i386/i386.c (ix86_expand_vector_init_general): Use
11553 GET_MODE_NUNITS (mode).
11555 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
11557 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
11558 (-mmulhw): Add 464 to description.
11559 (-mdlmzb): Likewise.
11560 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
11561 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
11563 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
11564 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
11565 * config/rs6000/rs6000.md: Update comments for 464.
11567 2008-05-21 Janis Johnson <janis187@us.ibm.com>
11569 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
11571 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11573 * config/i386/sse.md (vec_extractv4sf): Removed.
11574 (vec_extractv2df): Likewise.
11575 (vec_extractv2di): Likewise.
11576 (vec_extractv4si): Likewise.
11577 (vec_extractv8hi): Likewise.
11578 (vec_extractv16qi): Likewise.
11579 (vec_extract<mode>): New.
11581 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11583 * config/i386/sse.md (vec_setv4sf): Removed.
11584 (vec_setv2df): Likewise.
11585 (vec_setv2di): Likewise.
11586 (vec_setv4si): Likewise.
11587 (vec_setv8hi): Likewise.
11588 (vec_setv16qi): Likewise.
11589 (vec_set<mode>): New.
11591 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11593 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
11594 goto for vec_concat and vec_interleave.
11596 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11598 * config/i386/sse.md (vec_initv4sf): Removed.
11599 (vec_initv2df): Likewise.
11600 (vec_initv2di): Likewise.
11601 (vec_initv4si): Likewise.
11602 (vec_initv8hi): Likewise.
11603 (vec_initv16qi): Likewise.
11604 (vec_init<mode>): New.
11606 2008-05-21 Joseph Myers <joseph@codesourcery.com>
11608 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
11610 2008-05-21 Tom Tromey <tromey@redhat.com>
11612 * ggc-zone.c (lookup_page_table_if_allocated): New function.
11613 (zone_find_object_offset): Likewise.
11614 (gt_ggc_m_S): Likewise.
11615 (highest_bit): Likewise.
11616 * ggc-page.c (gt_ggc_m_S): New function.
11617 * stringpool.c (string_stack): Remove.
11618 (init_stringpool): Update.
11619 (ggc_alloc_string): Use ggc_alloc.
11620 (maybe_delete_ident): New function.
11621 (ggc_purge_stringpool): Likewise.
11622 (gt_ggc_m_S): Remove.
11623 * ggc-common.c (ggc_protect_identifiers): New global.
11624 (ggc_mark_roots): Call ggc_purge_stringpool. Use
11625 ggc_protect_identifiers.
11626 * ggc.h (ggc_protect_identifiers): Declare.
11627 (gt_ggc_m_S): Update.
11628 (ggc_purge_stringpool): Declare.
11629 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
11630 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
11632 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
11634 2008-05-21 David S. Miller <davem@davemloft.net>
11636 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
11639 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
11641 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
11644 2008-05-20 David Daney <ddaney@avtrex.com>
11646 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
11647 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
11648 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
11649 UNSPEC_UPDATE_GOT_VERSION): Renumber.
11650 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
11651 (atomic_hiqi_op): New define_code_iterator.
11652 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
11653 mips_expand_compare_and_swap_12.
11654 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
11655 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
11656 (sync_<optab><mode>, sync_old_<optab><mode>,
11657 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
11658 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
11659 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
11660 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
11661 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
11662 (test_and_set_12): New insn.
11663 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
11664 sync_new_<optab><mode>, sync_old_nand<mode>,
11665 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
11666 clobber to operand 0 for SI and DI mode insns.
11667 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
11668 mips_gen_fn_4): New typedefs.
11669 (mips_gen_fn_ptrs): Define new union type.
11670 (mips_expand_compare_and_swap_12): Remove declaration.
11671 (mips_expand_atomic_qihi): Declare function.
11672 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
11673 (mips_expand_atomic_qihi): ... this. Use new generator function
11675 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
11676 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
11677 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
11678 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
11679 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
11680 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
11681 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
11682 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
11683 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
11684 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
11687 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
11689 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
11692 2008-05-20 Anatoly Sokolov <aesok@post.ru>
11694 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
11695 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
11696 (avr_attribute_table): Add 'OS_main' function attribute.
11697 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
11698 functions with 'OS_main' attribute.
11700 2008-05-20 Richard Guenther <rguenther@suse.de>
11702 PR tree-optimization/35204
11703 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
11704 helper, split out from ...
11705 (DFS): ... here. Make the DFS walk non-recursive.
11707 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
11708 Jan Sjodin <jan.sjodin@amd.com>
11710 PR tree-optimization/36181
11711 * tree-parloops.c (loop_has_vector_phi_nodes): New.
11712 (parallelize_loops): Don't parallelize when the loop has vector
11715 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
11716 Sebastian Pop <sebastian.pop@amd.com>
11718 * tree-loop-linear.c (gather_interchange_stats): Look in the access
11719 matrix, and never look at the tree representation of the memory
11721 (linear_transform_loops): Computes parameters and access matrices.
11722 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
11724 (access_matrix_get_index_for_parameter): New.
11725 * tree-data-ref.h (struct access_matrix): New.
11726 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
11727 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
11728 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
11729 am_vector_index_for_loop): New.
11730 (struct data_reference): Add field access_matrix.
11731 (DR_ACCESS_MATRIX): New.
11732 (compute_data_dependences_for_loop): Update declaration.
11733 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
11734 * lambda.h (lambda_vector_vec_p): Declared.
11735 * lambda-code.c: Depend on pointer-set.h.
11736 (lambda_collect_parameters_from_af, lambda_collect_parameters,
11737 av_for_af_base, av_for_af, build_access_matrix,
11738 lambda_compute_access_matrices): New.
11739 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
11741 2008-05-20 Joseph Myers <joseph@codesourcery.com>
11743 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
11744 $SOURCEDIR/include.
11746 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
11747 Sebastian Pop <sebastian.pop@amd.com>
11749 PR tree-optimization/36206
11750 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
11752 (instantiate_scev_1): Rename flags to fold_conversions.
11753 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
11754 outeside instantiation_loop.
11755 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
11756 (evolution_function_is_affine_or_constant_p): Removed.
11757 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
11759 (analyze_siv_subscript): Pass in the loop nest number.
11760 Call evolution_function_is_affine_in_loop instead of
11761 evolution_function_is_affine_p.
11762 (analyze_overlapping_iterations): Pass in the loop nest number.
11764 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
11765 Sebastian Pop <sebastian.pop@amd.com>
11767 PR tree-optimization/36206
11768 * tree-chrec.h (chrec_fold_op): New.
11769 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
11772 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
11774 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
11776 (remove_duplicates): Do not set inode on non-inode systems.
11779 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
11781 * config.gcc (tm_file): Update comments about relative pathnames.
11783 2008-05-20 Richard Guenther <rguenther@suse.de>
11785 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
11786 * tree-ssa-sccvn.c (process_scc): Likewise.
11787 * tree-ssa-sink.c (execute_sink_code): Likewise.
11788 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
11789 * tree-vrp.c (process_assert_insertions): Likewise.
11790 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
11791 (perform_tree_ssa_dce): Likewise.
11792 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
11793 (dump_dominator_optimization_stats): Likewise.
11794 * tree-vectorizer.c (vectorize_loops): Likewise.
11796 2008-05-20 Richard Guenther <rguenther@suse.de>
11798 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
11800 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
11802 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
11803 (ix86_i386elf_return_in_memory): Likewise.
11804 (ix86_i386interix_return_in_memory): Likewise.
11805 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
11806 (SUBTARGET_RETURN_IN_MEMORY): New.
11807 * config/i386/i386elf.h: Likewise.
11808 * config/i386/ptx4-i.h: Likewise.
11809 * config/i386/sol2-10.h: Likewise.
11810 * config/i386/sysv4.h: Likewise.
11811 * config/i386/vx-common.h: Likewise.
11812 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
11813 * config/i386/i386.c (ix86_return_in_memory): Made static and
11814 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
11815 (ix86_i386elf_return_in_memory): Removed.
11816 (ix86_i386interix_return_in_memory): Removed.
11817 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
11818 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
11820 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
11822 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
11824 2008-05-19 Xinliang David Li <davidxl@google.com>
11826 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
11828 * common.opt: Ditto.
11829 * doc/invoke.texi: Ditto.
11831 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
11833 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
11834 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
11836 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
11838 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
11839 sizes of operand array from 8/4 to 4/2.
11840 (ix86_expand_vector_init_general): Change size of operand array
11841 from 32 to 16. Remove op0, op1 and half_mode.
11843 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
11845 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
11846 (ix86_expand_vector_init_interleave): Likewise.
11847 (ix86_expand_vector_init_general): Use them. Assert
11848 word_mode == SImode when n_words == 4.
11850 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
11852 * config/i386/i386.c (ix86_secondary_reload): New static function.
11853 (TARGET_SECONDARY_RELOAD): New define.
11854 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
11855 * config/i386/i386.md (reload_outqi): Remove.
11857 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11859 PR middle-end/35509
11860 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
11861 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
11862 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
11863 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
11864 (fold_builtin_1): Likewise.
11865 * builtins.def (BUILT_IN_ISINF_SIGN): New.
11866 c-common.c (check_builtin_function_arguments): Handle
11867 BUILT_IN_ISINF_SIGN.
11868 * doc/extend.texi: Document __builtin_isinf_sign.
11869 * fold-const.c (operand_equal_p): Handle COND_EXPR.
11871 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
11873 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
11874 EH cleanup at the end of the pass, search for those that have been
11875 turned into forwarder blocks and do the cleanup on their successor.
11877 2008-05-18 Richard Guenther <rguenther@suse.de>
11879 * tree-cfg.c (verify_gimple_expr): Allow conversions from
11880 pointers to sizetype and vice versa.
11882 2008-05-18 Xinliang David Li <davidxl@google.com>
11884 * gcc/tree-ssa-dce.c: Coding style fix.
11885 (check_pow): Documentation comment.
11886 (check_log): Documenation comment. Coding style fix.
11887 (is_unnecessary_except_errno_call): Ditto.
11888 (gen_conditions_for_pow): Ditto.
11889 (gen_conditions_for_log): Ditto.
11890 (gen_shrink_wrap_conditions): Ditto.
11891 (shrink_wrap_one_built_in_calls): Ditto.
11892 * gcc/doc/invoke.texi: Better documentation string.
11893 * ChangeLog: Fix wrong change log entries from
11894 May 17 checkin on function call DCE.
11896 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
11898 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
11900 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
11902 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
11903 * df-problems.c (simulation routines): Fixed block comment to
11904 properly say how to add forwards scanning functions.
11906 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
11908 * tree-inline.c (setup_one_parameter): Remove dead code.
11910 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
11912 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
11913 a BIT_AND_EXPR only for an INTEGER_TYPE.
11915 2008-05-17 Xinliang David Li <davidxl@google.com>
11917 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
11918 (check_pow, check_log, is_unnecessary_except_errno_call): New
11919 functions to check for eliminating math functions that are pure
11920 except for setting errno.
11921 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
11922 general condition expressions for shrink-wrapping pow/log calls.
11923 (gen_shrink_wrap_conditions): Ditto.
11924 (shrink_wrap_one_built_in_call): Ditto.
11925 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
11926 (mark_operand_necessary): If debugging, output if OP is necessary.
11927 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
11929 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
11931 * gcc/common.opt: New user flag -ftree-builtin-dce.
11932 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
11934 2008-05-16 David S. Miller <davem@davemloft.net>
11936 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
11937 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
11939 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
11942 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
11944 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11946 * ifcvt.c (dead_or_predicable): Rename
11947 df_simulate_one_insn_backwards to df_simulate_one_insn.
11948 * recog.c (peephole2_optimize): Ditto.
11949 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
11951 * df.h: Rename df_simulate_one_insn_backwards to
11952 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
11953 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
11954 scanning of defs and uses.
11955 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
11956 (df_simulate_one_insn_forwards): Removed.
11958 2008-05-16 Doug Kwan <dougkwan@google.com>
11960 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
11962 (real_from_string): Handle NaNs and Inf as approriate.
11964 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
11966 * doc/gty.texi (Source Files Containing Type Information): Note
11967 that headers should appear first in the gtfiles list.
11969 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11971 * tree.def (COND_EXEC): Properly documented this code.
11973 2008-05-16 Diego Novillo <dnovillo@google.com>
11975 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
11976 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
11979 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11981 * tree-ssa-dse (max_stmt_uid): Removed.
11982 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
11983 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
11984 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
11985 * function.h (cfun.last_stmt_uid): New field.
11986 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
11987 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
11989 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
11990 (create_stmt_ann): Initialize the ann->uid field.
11991 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
11993 * tree-flow.h (renumber_gimple_stmt_uids): New function.
11995 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
11997 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
11998 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
11999 (init_empty_tree_cfg): Call it.
12001 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12003 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
12006 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12008 * doc/invoke.text (-fdump-tree-*-verbose): New option.
12009 * tree-dump.c (dump_options): New verbose option.
12010 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
12012 * tree-pass.h (TDF_VERBOSE): New dump flag.
12013 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
12014 (tree-flow.h): Added include.
12015 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
12017 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
12019 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
12021 From Jie Zhang <jie.zhang@analog.com>
12022 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12023 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
12024 mcpu=bf561-none and mcpu=bf561-0.2.
12025 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12026 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12027 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12028 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12029 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
12030 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
12031 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
12033 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
12034 (cputype_selected): Remove.
12035 (bfin_handle_option): Don't use cputype_selected.
12036 (override_options): When no mcpu option, enable all workarounds.
12037 Don't use bfin_workarounds.
12038 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
12040 (DEFAULT_CPU_TYPE): Don't define.
12042 2008-05-16 Richard Guenther <rguenther@suse.de>
12044 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
12045 on deletion of the last stmt.
12047 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12049 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
12050 V8HImode for SSE2 and V16QImode for SSE4.1.
12052 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
12054 * cgraph.h (compute_inline_parameters): Made public.
12055 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
12056 variable_generate_summary, function_write_summary,
12057 variable_write_summary, variable_read_summary. Added generate_summary,
12058 write_summary, read_summary.
12059 * cgraphunit.c (cgraph_process_new_functions): Changed call from
12060 pass_ipa_inline.function_generate_summary, to
12061 compute_inline_parameters.
12062 * ipa-inline.c (compute_inline_parameters): Made public and added
12064 (compute_inline_parameters_for_current): New function.
12065 (pass_inline_param): Now calls compute_inline_parameters_for_current.
12066 (inline_generate_summary): Removed parameter and made to loop over
12068 (pass_ipa_inline): Updated for new IPA_PASS structure.
12069 * passes.c (execute_ipa_summary_passes): Now is called once per
12070 pass rather than once per node*pass.
12072 2008-05-15 Anatoly Sokolov <aesok@post.ru>
12074 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
12075 avr_have_mul_p, avr_asm_only_p): Remove variables.
12076 (avr_override_options): Remove initialization of removed variables.
12077 (avr_file_start): Convert removed variables to fields of
12078 'struct base_arch_s *avr_current_arch'.
12079 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
12080 (AVR_HAVE_MUL): (Ditto.).
12081 (AVR_HAVE_MOVW): (Ditto.).
12082 (AVR_HAVE_LPMX): (Ditto.).
12083 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
12084 avr_asm_only_p): Remove declaration.
12086 2008-05-15 Diego Novillo <dnovillo@google.com>
12088 * config/arm/arm.c (arm_return_in_memory): Fix return type.
12089 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
12091 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
12093 PR middle-end/36194
12094 * combine.c (check_conversion): Rename back to check_promoted_subreg.
12095 Don't call record_truncated_value from here.
12096 (record_truncated_value): Turn it into a for_each_rtx callback.
12097 (record_truncated_values): New function.
12098 (combine_instructions): Call note_uses with record_truncated_values.
12099 Change name of check_conversion to check_promoted_subreg.
12101 2008-05-15 Janis Johnson <janis187@us.ibm.com>
12103 * doc/sourcebuild.texi: Document support for torture tests.
12105 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12107 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
12108 to alternative 4 of operand 2.
12110 2008-05-15 Richard Guenther <rguenther@suse.de>
12112 * tree-pass.h (current_pass): Declare.
12113 (get_pass_for_id): Likewise.
12114 * passes.c (passes_by_id, passes_by_id_size): New globals.
12115 (set_pass_for_id): New function.
12116 (get_pass_for_id): Likewise.
12117 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
12118 (execute_function_todo): Flush per function statistics.
12119 * toplev.c (compile_file): Init statistics.
12120 (general_init): Do early statistics initialization.
12121 (finalize): Finish statistics.
12122 * statistics.h (statistics_early_init): Declare.
12123 (statistics_init): Likewise.
12124 (statistics_fini): Likewise.
12125 (statistics_fini_pass): Likewise.
12126 (statistics_counter_event): Likewise.
12127 (statistics_histogram_event): Likewise.
12128 * statistics.c: New file.
12129 * Makefile.in (OBJS-common): Add statistics.o.
12130 (statistics.o): Add dependencies.
12131 * doc/invoke.texi (-fdump-statistics): Document.
12133 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
12134 (insert): Likewise.
12135 (execute_pre): Use statistics_counter_event.
12136 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
12137 (substitute_and_fold): Increment it. Use statistics_counter_event.
12139 2008-05-15 Diego Novillo <dnovillo@google.com>
12141 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
12143 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
12144 * tree-ssa-alias.c (new_type_alias): Remove references to
12145 sub-variables from comment.
12146 * tree-ssa-operands.c (swap_tree_operands): Likewise.
12148 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12150 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
12151 attribute to 1 only for insertps alternative.
12153 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12155 * config/bfin/bfin.md (loadbytes): New pattern.
12156 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
12157 (bfin_init_builtins): Initialize it.
12158 (bdesc_1arg): Add it.
12160 2008-05-15 Sa Liu <saliu@de.ibm.com>
12162 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
12163 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
12164 * testsuite/lib/target-supports.exp: Add
12165 check_effective_target_fortran_integer_16.
12167 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12169 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
12170 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
12171 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
12172 (TARGET_RETURN_IN_MEMORY): Define.
12174 2008-05-15 Richard Guenther <rguenther@suse.de>
12176 PR middle-end/36244
12177 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
12178 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
12179 represent unmodifiable vars.
12181 2008-05-15 Richard Guenther <rguenther@suse.de>
12183 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
12184 INDIRECT_REF and TARGET_MEM_REF.
12185 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
12188 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12189 H.J. Lu <hongjiu.lu@intel.com>
12191 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
12192 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
12193 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
12194 insn alternatives. Add missing alternatives.
12195 (*vec_concatv2di_rex64_sse4_1): Likewise.
12196 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
12197 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
12198 Require TARGET_SSE.
12200 2008-05-15 Richard Guenther <rguenther@suse.de>
12202 PR tree-optimization/36009
12203 PR tree-optimization/36204
12204 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
12205 (determine_invariantness_stmt): Record the loop a store is
12206 always executed in.
12207 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
12210 2008-05-15 Richard Guenther <rguenther@suse.de>
12212 PR tree-optimization/34330
12213 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
12214 through the pointer will alias the SMT.
12216 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
12218 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
12220 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
12222 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
12224 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12225 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12227 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
12228 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
12229 (vashl_optab): New optab for vector/vector shifts.
12230 (vashr_optab): Ditto.
12231 (vlshr_optab): Ditto.
12232 (vrotl_optab): Ditto.
12233 (vrotr_optab): Ditto.
12234 (optab_subtype): New enum for optab_for_tree_code call.
12235 (optab_for_tree_code): Add enum optab_subtype argument.
12237 * optabs.c (optab_for_tree_code): Take an additional argument to
12238 distinguish between a vector shift by a scalar and vector shift by
12239 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
12240 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
12241 vector shift by a vector.
12242 (expand_widen_pattern_expr): Pass additional argument to
12243 optab_for_tree_code.
12245 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
12246 vrotl_optab, vrotr_optab.
12248 * expr.c (expand_expr_real_1): Update calls to
12249 optab_for_tree_code to distinguish between vector shifted by a
12250 scalar and vector shifted by a vector.
12251 * tree-vectorizer.c (supportable_widening_operation): Ditto.
12252 (supportable_narrowing_operation): Ditto.
12253 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
12254 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
12255 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
12256 (vect_create_epilog_for_reduction): Ditto.
12257 (vectorizable_reduction): Ditto.
12258 (vectorizable_operation): Ditto.
12259 (vect_strided_store_supported): Ditto.
12260 (vect_strided_load_supported): Ditto.
12261 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12262 * expmed.c (expand_shift): Ditto.
12264 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
12266 (ashr@var{m}3): Ditto.
12267 (vashl@var{m}3): Document new vector/vector shift standard name.
12268 (vashr@var{m}3): Ditto.
12269 (vlshr@var{m}3): Ditto.
12270 (vrotl@var{m}3): Ditto.
12271 (vrotr@var{m}3): Ditto.
12273 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
12274 (PPERM_INVERT): Ditto.
12275 (PPERM_REVERSE): Ditto.
12276 (PPERM_REV_INV): Ditto.
12277 (PPERM_ZERO): Ditto.
12278 (PPERM_ONES): Ditto.
12279 (PPERM_SIGN): Ditto.
12280 (PPERM_INV_SIGN): Ditto.
12281 (PPERM_SRC1): Ditto.
12282 (PPERM_SRC2): Ditto.
12284 * config/i386/sse.md (mulv2di3): Add SSE5 support.
12285 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
12286 allows a memory operand to be the value being added, and split it
12287 to improve vectorization.
12288 (sse5_pmacsdqh_mem): Ditto.
12289 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
12290 (sse5_mulv2div2di3_high): Ditto.
12291 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
12292 (vec_pack_trunc_v4si): Ditto.
12293 (vec_pack_trunc_v2di): Ditto.
12294 (sse5_pcmov_<mode>): Remove code that tried to use use
12295 andps/andnps instead of pcmov.
12296 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
12297 pmacsdqh instructions.
12298 (vec_widen_smult_lo_v4si): Ditto.
12300 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
12301 (PPERM_INVERT): Ditto.
12302 (PPERM_REVERSE): Ditto.
12303 (PPERM_REV_INV): Ditto.
12304 (PPERM_ZERO): Ditto.
12305 (PPERM_ONES): Ditto.
12306 (PPERM_SIGN): Ditto.
12307 (PPERM_INV_SIGN): Ditto.
12308 (PPERM_SRC1): Ditto.
12309 (PPERM_SRC2): Ditto.
12310 (ix86_expand_sse_movcc): Move the SSE5 test after the if
12312 (ix86_expand_int_vcond): If SSE5 generate all possible integer
12314 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
12315 says ignore whether the last reference is a memory operand.
12317 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12318 Paolo Bonzini <bonzini at gnu dot org>
12320 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
12323 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
12324 (vlshr<mode>3): Rename from vlshr<mode>3.
12325 (vashr<mode>3): Rename from vashr<mode>3.
12326 (mulv4sf3): Change the names of vector shift patterns.
12330 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
12333 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
12358 * config/spu/spu.md (v): New iterator macro to add v for vector types.
12359 (floatunssidf2_internal): Change vector/vector shift names.
12360 (floatunsdidf2_internal): Ditto.
12367 (vashl<mode>3): Rename from ashl<mode>3.
12368 (vashr<mode>3): Rename from ashr<mode>3.
12369 (vlshr<mode>3): Rename from lshr<mode>3.
12370 (vrotl<mode>3): Rename from rotl<mode>3.
12372 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12375 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
12376 multiply gives the wrong value when doing widening multiplies.
12377 (vec_widen_smult_lo_v4si): Ditto.
12379 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12381 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
12382 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
12383 emit_library_call_value.
12384 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
12385 * tree.h (ECF_LIBCALL_BLOCK): Removed.
12386 * calls.c (initialize_argument_information, precompute_arguments,
12387 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
12388 (precompute_arguments): Removed flags parameter.
12389 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
12391 2008-05-14 Richard Guenther <rguenther@suse.de>
12393 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
12394 Make sure to register the store if the use is a PHI_NODE.
12396 2008-05-14 Olivier Hainque <hainque@adacore.com>
12398 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
12399 memory if the component is to be referenced in BLKmode according
12400 to get_inner_reference.
12402 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
12404 * calls.c (emit_library_call_value_1): Restore code clearing
12405 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
12407 2008-05-14 Olivier Hainque <hainque@adacore.com>
12408 Nicolas Roche <roche@adacore.com>
12410 * configure.ac: Add support for a "gcc_subdir" variable in
12411 config-lang.in, to denote a subdirectory where the language/GCC
12412 integration files are to be found.
12413 * configure: Regenerate.
12415 2008-05-14 Ira Rosen <irar@il.ibm.com>
12417 PR tree-optimization/36098
12418 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
12419 value for the first load in the group in case of a gap.
12420 (vect_build_slp_tree): Check that there are no gaps in loads.
12422 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12424 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
12425 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
12426 expand_copysign_bit, ): Change call to emit_no_conflict_block to
12427 emit_insn and remove unneeded code to construct extra args.
12428 (emit_no_conflict_block): Removed.
12429 * optabls.h: (emit_no_conflict_block): Removed.
12430 * cse.c (cse_extended_basic_block): Remove search for
12431 REG_NO_CONFLICT note.
12432 * global.c: Removed incorrect comment added in revision 117.
12433 * expr.c (convert_move): Change call to emit_no_conflict_block to
12435 * recog.c: Change comments so that they do not mention
12437 * local_alloc.c (combine_regs): Removed last parameter.
12438 (no_conflict_p): Removed.
12439 (block_alloc): Removed note, no_conflict_combined_regno and set
12440 local vars. Removed all code to process REG_NO_CONFLICT blocks.
12441 (combine_regs): Removed already_dead and code to look for
12442 REG_NO_CONFLICT notes.
12443 * lower_subreg (remove_retval_note): Removed code to look for
12444 REG_NO_CONFLICT block.
12445 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
12446 (resolve_clobber): Remove code to process libcalls that have
12447 REG_NO_CONFLICT notes.
12448 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
12450 * combine.c (can_combine_p, distribute_notes): Removed
12451 REG_NO_CONFLICT case.
12452 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
12454 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
12455 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
12457 * reg-notes.def (NO_CONFLICT): Removed.
12459 2008-05-14 David S. Miller <davem@davemloft.net>
12461 * config/sparc/sparc.c (sparc_profile_hook): If
12462 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
12463 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
12464 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12466 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
12468 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
12470 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
12473 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
12474 and op1 expansion before vector concat to have less live pseudos.
12476 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
12478 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
12479 ix86_expand_vector_set if supported.
12481 2008-05-13 Diego Novillo <dnovillo@google.com>
12482 Kenneth Zadeck <zadeck@naturalbridge.com>
12484 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
12486 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
12487 phinodes_print_statistics, init_ssanames, fini_ssanames,
12488 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
12489 release_ssa_name, release_defs, replace_ssa_name_symbol,
12490 ssanames_print_statistics): Move ...
12491 * tree-flow.h: ... here.
12492 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
12493 Use FN instead of cfun.
12494 (make_ssa_name_fn): Rename from make_ssa_name.
12495 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
12496 * tree-flow-inline.h (make_ssa_name): Move from
12497 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
12498 * omp-low.c (expand_omp_parallel):
12499 * tree-flow-inline.h (redirect_edge_var_map_result):
12500 * tree-ssa.c (init_tree_ssa): Add argument FN.
12501 Use it instead of cfun. Update all users.
12503 2008-05-13 Tom Tromey <tromey@redhat.com>
12505 PR preprocessor/22168:
12506 * doc/cpp.texi (Top): Update menu.
12507 (Alternatives to Wrapper #ifndef): New node.
12508 (Other Directives): Document deprecation.
12509 (Obsolete Features): Remove menu.
12510 (Assertions): Merge node into Obsolete Features.
12511 (Obsolete once-only headers): Move earlier; rename to Alternatives
12512 to Wrapper #ifndef.
12513 * doc/cppopts.texi: Update.
12514 * c.opt (Wdeprecated): Enable for C and ObjC.
12515 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
12516 (C++ Dialect Options): Move -Wno-deprecated from here to...
12517 (Warning Options): ... here.
12519 2008-05-13 Richard Guenther <rguenther@suse.de>
12521 PR middle-end/36227
12522 * fold-const.c (fold_sign_changed_comparison): Do not allow
12523 changes in pointer-ness.
12525 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12528 * config/sh/sh.c (sh_expand_prologue): Don't clear
12529 RTX_FRAME_RELATED_P for push insns.
12531 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
12533 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
12535 2008-05-12 Anatoly Sokolov <aesok@post.ru>
12537 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
12538 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
12539 Use 'machine->is_leaf' instead of 'leaf_func_p'.
12541 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
12543 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
12544 (*vec_concatv4sf_sse): This.
12545 (*sse2_concatv2si): Renamed to ...
12546 (*vec_concatv2si_sse2): This.
12547 (*sse1_concatv2si): Renamed to ...
12548 (*vec_concatv2si_sse): This.
12549 (*vec_concatv2di_rex): Renamed to ...
12550 (*vec_concatv2di_rex64): This.
12551 (*vec_concatv2si_sse4_1): New.
12552 (*vec_concatv2di_rex64_sse4_1): Likewise.
12554 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
12556 PR rtl-optimization/36111
12557 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
12558 that was created for swappable operands.
12560 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
12563 * Makefile.in: Substitute GNATMAKE and GNATBIND.
12564 * configure.ac: Add call to ACX_PROG_GNAT.
12566 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
12568 * optc-gen.awk: Fix comment typo.
12570 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12572 * pretty-print.c (pp_integer_with_precision): Use
12573 HOST_LONG_LONG_FORMAT.
12575 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
12577 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
12579 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
12581 * config/i386/i386.c (bdesc_ptest): Removed.
12582 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
12583 (bdesc_args): Add __builtin_ia32_ptestz128,
12584 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
12585 (ix86_init_mmx_sse_builtins): Updated.
12586 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
12587 (ix86_expand_builtin): Updated.
12589 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
12591 * tree-cfg.c (valid_fixed_convert_types_p): New function.
12592 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
12594 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
12596 * value-prof.c (interesting_stringop_to_profile): Do not
12597 return early for BUILT_IN_MEMPCPY.
12599 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
12601 * calls.c (expand_call): Don't use callgraph to increase
12602 preferred_stack_boundary.
12604 * cgraph.h (cgraph_rtl_info): Use unsigned on
12605 preferred_incoming_stack_boundary.
12607 * final.c (rest_of_clean_state): Use unsigned on
12608 preferred_stack_boundary.
12610 2008-05-09 Tom Tromey <tromey@redhat.com>
12612 PR preprocessor/22231:
12613 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
12616 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
12618 PR tree-optimization/36129
12619 * tree-ssa-ccp.c: Include value-prof.h.
12620 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
12621 built-in function was folded to a constant.
12622 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
12624 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
12625 Sebastian Pop <sebastian.pop@amd.com>
12627 * tree-scalar-evolution.c: Document instantiate_scev.
12628 (instantiate_parameters_1): Renamed instantiate_scev_1.
12629 Don't use the same loop for instantiation_loop and evolution_loop.
12630 (instantiate_scev): New.
12631 (instantiate_parameters): Moved...
12632 (resolve_mixers): Update call to instantiate_scev_1 to pass the
12633 same loop twice. Maintains the semantics for this function.
12634 * tree-scalar-evolution.h (instantiate_scev): Declare.
12635 (instantiate_parameters): ...here. Now static inline.
12636 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
12637 instead of resolve_mixers.
12639 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
12641 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
12643 2008-05-09 Tomas Bily <tbily@suse.cz>
12645 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
12646 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
12647 * tree-ssa-structalias.c (get_constraint_for): Likewise.
12648 * c-common.c (c_common_truthvalue_conversion): Likewise.
12649 * tree-object-size.c (compute_object_offset): Likewise.
12650 * tree-inline.c (estimate_num_insns_1): Likewise.
12651 * varasm.c (const_hash_1, compare_constant, copy_constant)
12652 (compute_reloc_for_constant, output_addressed_constants)
12653 (initializer_constant_valid_p): Likewise.
12654 * c-omp.c (check_omp_for_incr_expr): Likewise.
12655 * gimplify.c (gimplify_expr): Likewise.
12656 * c-typeck.c (c_finish_return): Likewise.
12657 * tree-vectorizer.c (supportable_widening_operation)
12658 (supportable_narrowing_operation): Likewise.
12659 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
12660 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
12661 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
12662 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
12663 (descr_info_loc): Likewise.
12664 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
12665 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
12666 (fold_unary): Likewise.
12667 * builtins.c (get_pointer_alignment): Likewise.
12668 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
12669 (instantiate_parameters_1): Likewise.
12670 * tree.c (expr_align, stabilize_reference): Likewise.
12671 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
12672 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
12673 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
12674 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
12675 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
12676 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
12678 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
12679 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
12680 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
12681 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
12682 (forward_propagate_comparison)
12683 (tree_ssa_forward_propagate_single_use_vars): Likewise.
12684 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
12685 * emit-rtl.c (component_ref_for_mem_expr)
12686 (set_mem_attributes_minus_bitpos): Likewise.
12687 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
12688 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
12690 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
12691 (build_function_call, pointer_diff, build_compound_expr)
12692 (c_finish_return): Likewise.
12693 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
12694 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
12696 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
12697 * expr.c (is_aligning_offset): Likewise.
12698 * tree-ssa-alias.c (is_escape_site): Likewise.
12699 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
12700 (check_all_va_list_escapes): Likewise.
12701 * tree-ssa-loop-ivopts.c (determine_base_object)
12702 (determine_common_wider_type): Likewise.
12703 * dojump.c (do_jump): Likewise.
12704 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
12705 * tree-gimple.c (is_gimple_cast): Likewise.
12706 * fold-const.c (decode_field_reference, )
12707 (fold_sign_changed_comparison, fold_unary, fold_comparison)
12708 (fold_binary): Likewise.
12709 * tree-ssa-alias-warnings.c (find_alias_site_helper)
12710 (already_warned_in_frontend_p): Likewise.
12711 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
12712 * tree.c (really_constant_p, get_unwidened): Likewise.
12713 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
12714 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
12715 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
12717 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
12719 (CONVERT_EXPR_P): Define.
12720 (CASE_CONVERT): Define.
12722 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
12724 PR middle-end/36117
12725 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
12726 (delete_unmarked_insns): When deleting a call, call
12727 delete_unreachable_blocks.
12728 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
12729 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
12731 2008-05-08 Richard Guenther <rguenther@suse.de>
12733 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
12734 (-ftree-salias): Likewise.
12735 (salias-max-implicit-fields): Remove param documentation.
12736 (salias-max-array-elements): Likewise.
12737 * tree-pass.h (pass_create_structure_vars): Remove.
12738 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
12739 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
12740 * tree-ssa-alias.c (create_structure_vars): Remove.
12741 (gate_structure_vars): Likewise.
12742 (pass_create_structure_vars): Likewise.
12743 (gate_build_alias): Likewise.
12744 (pass_build_alias): Adjust to run always and dump the function.
12745 * common.opt (ftree-salias): Hide.
12746 * passes.c (init_optimization_passes): Remove
12747 pass_create_structure_vars, adjust comment.
12748 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
12749 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
12750 * opts.c (decode_options): Do not set flag_tree_salias.
12751 (common_handle_option): Add OPT_ftree_salias to the backward
12752 compatibility section.
12754 2008-05-08 Richard Guenther <rguenther@suse.de>
12756 * tree-flow-inline.h (var_can_have_subvars): Move ...
12757 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
12758 * tree-flow.h (var_can_have_subvars): Remove.
12759 (push_fields_onto_fieldstack): Remove.
12760 (sort_fieldstack): Likewise.
12761 (struct fieldoff): Move ...
12762 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
12763 alias_set and base_for_components fields.
12764 (sort_fieldstack): Make static.
12765 (push_fields_onto_fieldstack): Likewise. Remove code that
12766 handles anything but RECORD_TYPEs. Remove alias_set and
12767 base_for_components handling.
12768 (create_variable_info_for): Adjust.
12770 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
12772 * common.opt (Wframe-larger-than=): Shorten the help message
12774 * doc/invoke.texi (Wframe-larger-than=): Add more description.
12776 2008-05-08 Rafael Espindola <espindola@google.com>
12778 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
12780 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
12781 trap and that both operands are gimple values.
12782 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
12783 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
12786 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
12788 * read-rtl.c (join_c_conditions): Return the first string if the
12789 two strings are equal.
12791 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
12793 * gensupport.h (pred_data): Add a "num_codes" field.
12794 (add_predicate_code): Declare.
12795 * gensupport.c (add_predicate_code): New function.
12796 (std_pred_table): Add an "allows_const_p" field.
12797 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
12798 Remove the (incomplete) list of such codes from the codes field.
12799 (init_predicate_table): Use add_predicate_code. Add all
12800 RTX_CONST_OBJs if allows_const_p is true.
12801 * genrecog.c (process_define_predicate): Use add_predicate_code.
12803 2008-05-08 David Daney <ddaney@avtrex.com>
12804 Richard Sandiford <rsandifo@nildram.co.uk>
12806 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
12807 special case of constant zero operands.
12808 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
12809 old and new values. Special case constant zero values.
12810 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
12812 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
12813 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
12815 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
12818 * simplify-rtx.c (simplify_plus_minus): Create CONST of
12819 similar RTX_CONST_OBJ before CONST_INT.
12821 2008-05-08 Steve Ellcey <sje@cup.hp.com>
12823 * stmt.c (expand_stack_restore): Change sa mode if needed.
12825 2008-05-08 Richard Guenther <rguenther@suse.de>
12827 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
12828 return type to bool.
12829 (ix86_sol10_return_in_memory): Likewise.
12830 (ix86_i386elf_return_in_memory): Likewise.
12831 (ix86_i386interix_return_in_memory): Likewise.
12832 * config/i386/i386.c (ix86_return_in_memory): Likewise.
12833 (ix86_sol10_return_in_memory): Likewise.
12834 (ix86_i386elf_return_in_memory): Likewise.
12835 (ix86_i386interix_return_in_memory): Likewise.
12837 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
12840 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
12842 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
12843 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
12846 2008-05-08 Richard Guenther <rguenther@suse.de>
12848 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
12849 * tree-data-ref.h (struct dr_alias): Remove subvars field.
12850 (DR_SUBVARS): Remove.
12851 * tree-dfa.c (dump_subvars_for): Remove.
12852 (debug_subvars_for): Likewise.
12853 (dump_variable): Do not dump subvars.
12854 (remove_referenced_var): Do not remove subvars.
12855 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
12856 (lookup_subvars_for_var): Remove.
12857 (get_subvars_for_var): Likewise.
12858 (get_subvars_at): Likewise.
12859 (get_first_overlapping_subvar): Likewise.
12860 (overlap_subvar): Likewise.
12861 * tree-flow.h (subvar_t): Remove.
12862 (struct var_ann_d): Remove subvars field.
12863 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
12864 argument. Remove special handling of SFTs.
12865 (compute_tag_properties): Likewise.
12866 (set_initial_properties): Likewise.
12867 (compute_call_clobbered): Likewise.
12868 (count_mem_refs): Likewise.
12869 (compute_memory_partitions): Likewise.
12870 (compute_flow_insensitive_aliasing): Likewise.
12871 (setup_pointers_and_addressables): Likewise.
12872 (new_type_alias): Likewise.
12873 (struct used_part): Remove.
12874 (used_portions): Likewise.
12875 (struct used_part_map): Likewise.
12876 (used_part_map_eq): Likewise.
12877 (used_part_map_hash): Likewise.
12878 (free_used_part_map): Likewise.
12879 (up_lookup): Likewise.
12880 (up_insert): Likewise.
12881 (get_or_create_used_part_for): Likewise.
12882 (create_sft): Likewise.
12883 (create_overlap_variables_for): Likewise.
12884 (find_used_portions): Likewise.
12885 (create_structure_vars): Likewise.
12886 * tree.def (STRUCT_FIELD_TAG): Remove.
12887 * tree.h (MTAG_P): Adjust.
12888 (struct tree_memory_tag): Remove base_for_components and
12889 unpartitionable flags.
12890 (struct tree_struct_field_tag): Remove.
12891 (SFT_PARENT_VAR): Likewise.
12892 (SFT_OFFSET): Likewise.
12893 (SFT_SIZE): Likewise.
12894 (SFT_NONADDRESSABLE_P): Likewise.
12895 (SFT_ALIAS_SET): Likewise.
12896 (SFT_UNPARTITIONABLE_P): Likewise.
12897 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
12898 (union tree_node): Remove sft field.
12899 * alias.c (get_alias_set): Remove special handling of SFTs.
12900 * print-tree.c (print_node): Remove handling of SFTs.
12901 * tree-dump.c (dequeue_and_dump): Likewise.
12902 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
12903 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
12904 * tree-predcom.c (set_alias_info): Do not set subvars.
12905 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
12906 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
12907 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
12908 (add_vars_for_offset): Remove.
12909 (add_virtual_operand): Remove special handling of SFTs.
12910 (add_call_clobber_ops): Likewise.
12911 (add_call_read_ops): Likewise.
12912 (get_asm_expr_operands): Likewise.
12913 (get_modify_stmt_operands): Likewise.
12914 (get_expr_operands): Likewise.
12915 (add_to_addressable_set): Likewise.
12916 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
12917 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
12918 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
12919 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
12920 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
12921 (tree_node_structure): Likewise.
12922 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
12924 (find_what_p_points_to): Likewise.
12926 2008-05-08 Sa Liu <saliu@de.ibm.com>
12928 * config/spu/spu.md: Fixed subti3 pattern.
12930 2008-05-08 Richard Guenther <rguenther@suse.de>
12932 PR middle-end/36154
12933 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
12934 sure to create a representative for trailing arrays for PTA.
12936 2008-05-08 Richard Guenther <rguenther@suse.de>
12938 PR middle-end/36172
12939 * fold-const.c (operand_equal_p): Two objects which types
12940 differ in pointerness are not equal.
12942 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
12944 * calls.c (compute_argument_block_size): Add argument tree fndecl.
12945 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
12946 (emit_library_call_value_1): Add new variable fndecl initialized by
12947 NULL_TREE. It should be the decl type of orgfun, but this information
12948 seems not to be available here, so it uses the default calling abi.
12949 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
12950 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
12951 by TARGET_RETURN_IN_MEMORY.
12952 * config/i386/i386-interix.h: Likewise.
12953 * config/i386/i386.h: Likewise.
12954 * config/i386/i386elf.h: Likewise.
12955 * config/i386/ptx4-i.h: Likewise.
12956 * config/i386/sol2-10.h: Likewise.
12957 * config/i386/sysv4.h: Likewise.
12958 * config/i386/vx-common.h: Likewise.
12959 * config/cris/cris.h: Removed #if 0 clause.
12960 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
12961 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
12963 (ix86_sol10_return_in_memory): Likewise.
12964 (ix86_i386elf_return_in_memory): New.
12965 (ix86_i386interix_return_in_memory): New.
12966 * config/mt/mt-protos.h (mt_return_in_memory): New.
12967 * config/mt/mt.c: Likewise.
12968 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
12969 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
12970 * config/bfin/bfin.h: Likewise.
12971 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
12973 * config/bfin/bfin.c: Likewise.
12974 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
12975 * config/alpha/unicosmk.h: Likewise.
12976 * config/i386/cygming.h: Likewise.
12977 * config/iq2000/iq2000.h: Likewise.
12978 * config/mips/mips.h: Likewise.
12979 * config/mn10300/mn10300.h: Likewise.
12980 * config/rs6000/rs6000.h: Likewise.
12981 * config/score/score.h: Likewise.
12982 * config/spu/spu.h: Likewise.
12983 * config/v850/v850.h: Likewise.
12984 * defaults.h: Likewise.
12985 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
12986 * expr.c (emit_block_move): Adjust use of
12987 OUTGOING_REG_PARM_STACK_SPACE.
12988 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
12989 OUTGOING_REG_PARM_STACK_SPACE.
12990 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
12992 2008-05-08 Jakub Jelinek <jakub@redhat.com>
12994 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
12995 on OMP_RETURN for OMP_FOR.
12998 * dwarf2out.c (dw_expand_expr, common_check): Removed.
12999 (fortran_common): New function.
13000 (gen_variable_die): Call fortran_common instead of common_check,
13001 adjust for it returning tree instead of rtx. Formatting.
13003 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
13007 * see.c (see_copy_insn): Copy new pure const attributes for new call.
13008 * c-decl.c (merge_decls): Ditto.
13009 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
13010 to RTL_CONST_OR_PURE_CALL_P.
13011 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
13012 Initialized DECL_LOOPING_CONST_PURE.
13013 (process_call_operands): Set tree_side_effects properly.
13014 * tree.h (TREE_READONLY_DECL_P): Removed.
13015 (DECL_IS_PURE): Renamed to DECL_PURE_P.
13016 (DECL_LOOPING_OR_CONST_P): New macro.
13017 (struct tree_function_decl): Added looping_const_or_pure_p.
13018 (ECF_*) Renumbered.
13019 (ECF_LOOPING_OR_CONST_P): New macro.
13020 * rtlanal.c (pure_const_p): Removed.
13021 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
13022 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
13023 to RTL_CONST_CALL_P.
13024 * ipa-pure-const.c (pure_const_state_e): Added looping field.
13025 (check_decl, check_tree, check_call, scan_function): Initialize
13027 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
13028 (static_execute): Set looping true for recursive functions.
13029 Undo setting state to IPA_NEITHER for recursive functions.
13030 * cse.c (cse_insn):
13031 * ifcvt.c (noce_can_store_speculate_p): Changed
13032 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
13033 RTL_CONST_OR_PURE_CALL_P.
13034 * dse.c (scan_insn): Ditto.
13035 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
13036 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
13037 RTL_CONST_OR_PURE_CALL_P.
13038 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
13039 pure_call_p to RTL_CONST_CALL_P.
13040 * gimplify.c (gimplify_call_expr): Clear side effects for
13041 non-looping pure and constant calls.
13042 * calls.c (emit_call_1): Set rtl flags from ecf flags.
13043 (flags_from_decl_or_type): Set ecf flags from decl flags.
13044 (initialize_argument_information): Turn off
13045 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
13046 Change const to pure if callee_copies is true rather than just
13048 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
13049 way of marking pure calls.
13050 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
13051 Remove hack that was supposed to fix pr7335 and remove old
13052 way of marking pure calls.
13053 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
13054 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
13055 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
13056 RTL_CONST_OR_PURE_CALL_P.
13057 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
13058 * loop-invariant.c (find_exits, find_invariant_bb): Changed
13059 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
13060 * sched-deps.c (schedule_analyze): Ditto.
13061 * rtl.h (struct rtx_def): Use call field, unchanging field, and
13062 return_val field of calls to represent pure and const function info.
13063 (CONST_OR_PURE_CALL_P): Deleted macro.
13064 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13065 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
13066 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
13068 * tree-optimize.c (execute_fixup_cfg): Added test for
13069 ECF_LOOPING_CONST_OR_PURE.
13070 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
13072 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
13073 effects for looping pure or const calls.
13074 (verify_gimple_expr): Added verification code.
13075 * config/alpha/alpha.c (alpha_legitimize_address,
13076 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
13078 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
13079 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
13080 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
13081 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
13082 RTL_CONST_OR_PURE_CALL_P.
13083 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
13084 and const calls to be deleted.
13086 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13089 * config/i386/mmx.md (mmx_subv2sf3): New expander.
13090 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
13091 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
13092 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13093 to handle nonimmediate operands.
13094 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
13095 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
13096 to handle nonimmediate operands.
13097 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
13098 (mmx_pmulhrwv4hi3): New expander. Use
13099 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13100 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
13101 (sse2_umulv1siv1di3): New expander. Use
13102 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13103 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
13104 (mmx_eq<mode>3): New expander. Use
13105 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13106 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
13107 (mmx_uavgv8qi3): New expander. Use
13108 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13109 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
13110 (mmx_uavgv4hi3): New expander. Use
13111 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13113 * config/i386/sse.md
13114 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
13115 to handle nonimmediate operands.
13116 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
13117 to handle nonimmediate operands.
13118 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
13119 to handle nonimmediate operands.
13120 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
13121 to handle nonimmediate operands.
13122 (sse2_unpckhpd_exp): New expander. Use
13123 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13124 (sse2_unpcklpd_exp): New expander. Use
13125 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13126 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
13127 to handle nonimmediate operands.
13128 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
13129 to handle nonimmediate operands.
13130 (*sse2_<plusminus_insn><mode>3): Rename from
13131 sse2_<plusminus_insn><mode>3 insn pattern.
13132 (sse2_<plusminus_insn><mode>3): New expander. Use
13133 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13134 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
13135 (sse2_umulv2siv2di3): New expander. Use
13136 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13137 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
13138 (sse4_1_mulv2siv2di3): New expander. Use
13139 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13140 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
13141 (sse2_pmaddwd): New expander. Use
13142 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13143 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
13144 (sse2_eq<mode>3): New expander. Use
13145 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13146 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
13147 (sse4_1_eqv2di3): New expander. Use
13148 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13149 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13150 (sse2_uavgv16qi3): New expander. Use
13151 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13152 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13153 (sse2_uavgv16qi3): New expander. Use
13154 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13155 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
13156 (sse2_uavgv8hi3): New expander. Use
13157 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13158 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
13159 (ssse3_pmulhrswv8hi3): New expander. Use
13160 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13161 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
13162 (ssse3_pmulhrswv4hi3): New expander. Use
13163 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13165 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
13166 (<sse>_vmmul<mode>3): Ditto.
13167 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
13169 (ssse3_pmaddubsw128): Use register_operand for operand 1.
13170 (ssse3_pmaddubsw): Ditto.
13172 * config/i386/i386.c (struct_builtin_description)
13173 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
13174 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
13175 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
13176 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
13177 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
13178 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
13179 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
13180 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
13181 (ix86_fixup_binary_operands): Assert that src1
13182 and src2 must have the same mode when swapped.
13183 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
13184 and ix86_binary_operator_ok. Do not force operands in registers
13187 2008-05-07 Jan Hubicka <jh@suse.cz>
13189 * cgraph.c (dump_cgraph_node): Update.
13190 * cgraph.h (cgraph_local_info): Break out inline summary.
13191 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
13193 * ipa-inline (inline_summary): New accestor function.
13194 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
13195 cgraph_decide_inlining, compute_inline_parameters): Update.
13196 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
13198 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13200 Cleanup ColdFire scheduling support and add V4 pipeline model.
13202 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
13203 (define_attr cpu): Add cfv4 value.
13204 (define_attr type, define_attr type1): Merge into a single 'type'
13205 attribute. Update all uses.
13206 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
13207 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
13209 (define_attr opx_mem, define_attr opy_mem): Remove.
13210 (define_attr op_mem): Clean up, update comment.
13211 (define_attr size): Use specific values instead of general int.
13212 (define_attr guess, define_attr split): Remove. Update all uses.
13213 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
13214 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
13215 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
13216 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
13217 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
13218 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
13219 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
13220 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
13221 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
13222 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
13223 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
13224 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
13225 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
13226 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
13227 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
13228 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
13229 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
13230 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
13231 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
13232 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
13233 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
13234 Update or set attributes.
13235 (stack_tie): New fake instruction.
13237 * config/m68k/m68k.h (TUNE_CFV4): New macro.
13238 (m68k_sched_attr_size): Update declaration.
13239 (m68k_sched_attr_type2): Remove.
13240 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
13241 Declare new bypass predicates.
13243 * config/m68k/m68k.c (m68k_sched_issue_rate,
13244 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
13246 (TARGET_SCHED_ISSUE_RATE,
13247 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
13248 (override_options): Handle scheduling for ColdFire V4 core.
13249 (m68k_expand_prologue): Emit stack_tie.
13250 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
13251 'OP_TYPE_FPN'. Update all uses.
13252 (sched_guess_p): Remove.
13253 (sched_address_type): Handle symbolic addresses.
13254 (sched_get_operand): New static function.
13255 (sched_operand_type): Merge into sched_attr_op_type.
13256 (sched_attr_op_type): Handle FP registers, handle quick constants,
13258 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
13259 (m68k_sched_attr_size): Update. Move logic to ...
13260 (sched_get_attr_size_int): New static function.
13261 (sched_get_opxy_mem_type): New static function.
13262 (m68k_sched_attr_op_mem): Update.
13263 (m68k_sched_attr_type2): Remove.
13264 (sched_cfv4_bypass_data): New static variable.
13265 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
13266 (m68k_sched_issue_rate): Implement scheduler hook.
13267 (struct _sched_ib: enabled_p): New field.
13268 (m68k_sched_variable_issue): Update. Handle V4.
13269 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
13270 sched_dump_class_func_t, sched_dump_split_class,
13271 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
13272 sched_dump_dfa_class, m68k_sched_dump): Remove.
13273 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
13275 (m68k_sched_init_global): Remove statisctics dumping, introduce
13276 sanity check that all instructions have pipeline reservations. Handle
13278 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
13279 Handle ColdFire V4 core.
13280 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
13281 New static functions.
13282 (m68k_sched_address_bypass_p): New bypass predicate.
13283 (sched_get_indexed_address_scale): New static function.
13284 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
13286 * cf.md: Update comments.
13287 (define_attr type2): Remove. Use 'type' attribute instead.
13289 (cf_ib): Rename to cfv123_ib. Update all uses.
13290 (cf_oep): Rename to cfv123_oep. Update all uses.
13291 (cf_chr): Rename to cfv123_chr. Update all uses.
13292 (cf_mem): Rename to cfv123_mem. Update all uses.
13293 (cf_mac): Move to more appropriate place.
13294 (cfv123_guess): New automaton and cpu_unit.
13295 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
13296 Update uses of 'size' attribute. Handle before reload scheduling.
13297 (cfv123_guess): New dummy reservation for unhandled instructions.
13298 (cfv4_*): Pipeline description of ColdFire V4 core.
13299 (ignore): New reservation to handle 'ignore' type.
13301 2008-05-07 Ian Lance Taylor <iant@google.com>
13303 PR middle-end/36013
13304 * gimplify.c (find_single_pointer_decl_1): Don't look through
13306 (find_single_pointer_decl): Adjust comments.
13308 2008-05-07 Jakub Jelinek <jakub@redhat.com>
13310 PR middle-end/36137
13311 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
13312 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
13314 PR middle-end/36106
13315 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
13316 integral type rather than floating point, then VIEW_CONVERT_EXPR
13317 to the floating point type.
13319 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13321 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
13322 TFmode op0 to register.
13324 2008-05-07 Alan Modra <amodra@bigpond.net.au>
13326 * c-decl.c (grokdeclarator): Comment typo.
13328 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
13330 * tree-flow.h: Remove prototype for computed_goto_p.
13331 * tree-cfg.c (computed_goto_p): Make static.
13333 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
13336 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
13337 (contains_aligned_value_p): This. Handle _Decimal128.
13338 (ix86_function_arg_boundary): Only align _Decimal128 to its
13339 natural boundary and handle it properly.
13341 2008-05-06 Martin Jambor <mjambor@suse.cz>
13343 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
13344 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
13345 (ipcp_method_set_orig_node): Removed.
13346 (ipcp_cval_get_cvalue_type): Removed.
13347 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
13348 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
13349 (ipcp_cval_set_cvalue_type): Removed.
13350 (ipcp_cval_get_cvalue): Removed.
13351 (ipcp_cval_set_cvalue): Removed.
13352 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
13353 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
13354 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
13355 (ipcp_cval_meet): Renamed to ipa_lattice_meet
13356 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
13357 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
13358 (ipcp_get_ith_lattice): Changed parameters.
13359 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
13360 (ipcp_lattice_from_jfunc): Changed parameters.
13361 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
13362 (ipcp_method_cval_print): Added temporary variable info.
13363 (ipcp_redirect): Removed already unused local variable caller.
13364 (ipcp_redirect): New temporary variable orig_callee_info
13365 (ipcp_redirect): Removed newly unused local variable callee.
13366 (ipcp_redirect): Removed (a bit confusing) local variable type.
13367 (ipcp_insert_stage): Added local variable info.
13368 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
13370 (ipcp_formal_create): Removed.
13371 (ipcp_method_cval_set): Removed.
13372 (ipcp_propagate_stage): Renamed lattice variables.
13373 (ipcp_method_cval_set_cvalue_type): Removed.
13374 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
13375 (ipcp_print_all_lattices): Changed printed strings to refer to
13376 lattices rather than cvals.
13377 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
13378 (ipcp_propagate_const): Changed formal parameters.
13379 (build_const_val): Changed formal parameters.
13380 (ipcp_insert_stage): Removed useless variable cvalue
13381 (build_const_val): Changed formal parameters.
13382 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
13383 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
13384 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
13385 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
13386 (ipcp_print_func_profile_counts): Changed string from "method" to
13388 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
13389 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
13390 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
13391 (ipcp_structures_print): Renamed to ipcp_print_all_structures
13392 (ipcp_profile_print): Renamed to ipcp_print_profile_data
13393 (ipcp_lat_is_const): Changed parameters and made inline.
13394 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
13395 (ipcp_redirect): Renamed to ipcp_need_redirect_p
13396 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
13397 the predicate condition directly
13398 (ipcp_propagate_stage): Added local variable args. Removed local
13399 variable callee. (Both are mere code simplifications.)
13400 (ipcp_method_dont_insert_const): Renamed to
13401 ipcp_node_not_modifiable_p.
13402 (ipcp_node_not_modifiable_p): Made inline.
13403 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
13404 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
13405 (ipcp_print_all_lattices): Removed variable cvalue
13406 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
13409 2008-05-06 Olivier Hainque <hainque@adacore.com>
13411 * tree-sra.c (try_instantiate_multiple_fields): Early return
13412 if field has POINTER_TYPE.
13414 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
13416 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
13417 by using 'q' specifier for instruction.
13418 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
13420 2008-05-06 Anatoly Sokolov <aesok@post.ru>
13422 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
13423 Change mode of zero_extract from QImode to HImode.
13424 (sign bit tests peepholes): (Ditto.).
13426 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
13428 * config/i386/mmx.md: Remove double backslashes from asm templates.
13429 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
13430 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13431 to handle nonimmediate operands.
13432 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
13433 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13434 to handle nonimmediate operands.
13435 (*mmx_<code>v2sf3_finite): New insn pattern.
13436 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
13437 (mmx_<code>v2sf3): New expander. Use
13438 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13439 (mmx_<plusminus_insn><mode>3): New expander. Use
13440 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13441 (*mmx_<plusminus_insn><mode>3): New insn pattern.
13442 (mmx_add<mode>3): Removed.
13443 (mmx_ssadd<mode>3): Ditto.
13444 (mmx_usadd<mode>3): Ditto.
13445 (mmx_sub<mode>3): Ditto.
13446 (mmx_sssub<mode>3): Ditto.
13447 (mmx_ussub<mode>3): Ditto.
13448 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
13449 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
13450 to handle nonimmediate operands.
13451 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
13453 (mmx_smulv4hi3_highpart): New expander. Use
13454 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13455 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
13457 (mmx_umulv4hi3_highpart): New expander. Use
13458 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13459 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
13460 (mmx_<code>v4hi3): New expander. Use
13461 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13462 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
13463 (mmx_<code>v8qi3): New expander. Use
13464 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13465 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
13466 (mmx_<code><mode>3): New expander. Use
13467 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13469 2008-05-05 Jan Hubicka <jh@suse.cz>
13471 PR tree-optimization/36118
13472 * passes.c (pass_init_dump_file): Fix dump header.
13474 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13476 PR middle-end/36141
13477 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
13478 VCE for function decls.
13480 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
13482 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
13484 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
13486 * config/i386/i386.md (sat_plusminus): New.
13487 (plusminus_insn): Likewise.
13488 (plusminus_mnemonic): Likewise.
13490 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
13491 (*<addsub><mode>3_cc_overflow): Renamed to ...
13492 (*<plusminus_insn><mode>3_cc_overflow): This.
13493 (*<addsub>si3_zext_cc_overflow): Renamed to ...
13494 (*<plusminus_insn>si3_zext_cc_overflow): This.
13496 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
13497 (<plusminus_insn><mode>3): This.
13498 (*<addsub><mode>3): Renamed to ...
13499 (*<plusminus_insn><mode>3): This.
13500 (<sse>_vm<addsub><mode>3): Renamed to ...
13501 (<sse>_vm<plusminus_insn><mode>3): This.
13502 (sse3_h<addsub>v4sf3): Renamed to ...
13503 (sse3_h<plusminus_insn>v4sf3): This.
13504 (sse3_h<addsub>v2df3): Renamed to ...
13505 (sse3_h<plusminus_insn>v2df3): This.
13506 (<plusminus_insn><mode>3): New.
13507 (*<plusminus_insn><mode>3): Likewise.
13508 (sse2_<plusminus_insn><mode>3): Likewise.
13509 (add<mode>): Removed.
13510 (*add<mode>3): Likewise.
13511 (sse2_ssadd<mode>3): Likewise.
13512 (sse2_usadd<mode>3): Likewise.
13513 (sub<mode>3): Likewise.
13514 (*sub<mode>3): Likewise.
13515 (sse2_sssub<mode>3): Likewise.
13516 (sse2_ussub<mode>3): Likewise.
13518 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
13520 * gthr-single.h: Add in required interface elements as per gthr.h.
13521 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
13522 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
13523 Generalize UNUSED macro.
13524 (__gthread_once): Add.
13525 (__gthread_key_create): Add.
13526 (__gthread_key_delete): Add.
13527 (__gthread_getspecific): Add.
13528 (__gthread_setspecific): Add.
13530 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
13532 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
13533 the same size types for the indirect reference on the rhs, then
13536 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
13538 * config/i386/i386.md
13539 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
13540 one insn template instead of template series.
13541 (*xordi_1_rex64): Ditto.
13542 (*xordi_2_rex64): Ditto.
13544 2008-05-05 Ira Rosen <irar@il.ibm.com>
13546 PR tree-optimization/36119
13547 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
13550 2008-06-04 Jan Hubicka <jh@suse.cz>
13552 tree-optimization/36100
13553 * tree-pass.h (pass_O0_always_inline): Declare.
13554 * ipa-inline.c (inline_transform): Remove dead code.
13555 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
13556 pass_O0_always_inline): New.
13557 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
13559 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
13561 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
13562 mnemonic in this_param move for TARGET_64BIT.
13564 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
13566 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
13567 (*strmovsi_rex_1): Ditto.
13568 (*strsetsi_1): Ditto.
13569 (*strsetsi_rex_1): Ditto.
13571 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
13572 adddicc expanders using SWI mode iterator.
13574 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
13577 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
13580 2008-05-04 David S. Miller <davem@davemloft.net>
13582 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
13583 (sparc*-*-linux*): Use linux.h in tm_file.
13584 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
13585 compiler defaulting to 32-bit.
13586 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
13588 * config/sparc/linux.h: Remove definitions now obtained
13589 properly from linux.h
13590 * config/sparc/linux64.h: Likewise.
13591 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
13592 don't want this setting for 32-bit builds in a biarch compiler.
13593 * doc/install.texi: Add sparc-linux to list of targets
13594 supporting --enable-targets=all.
13596 2008-05-03 Andrew Pinski <pinskia@gmail.com>
13598 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
13600 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
13602 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
13603 after V4SI_FTYPE_V8HI.
13604 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
13605 case V4SI_FTYPE_V2DF.
13607 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
13609 * doc/invoke.texi (max-flow-memory-locations): Removed.
13610 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
13612 2008-05-03 Richard Guenther <rguenther@suse.de>
13614 PR middle-end/34973
13615 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
13617 2008-05-02 David S. Miller <davem@davemloft.net>
13619 * config.gcc (need_64bit_hwint): Document libcpp dependency.
13621 2008-05-02 Simon Baldwin <simonb@google.com>
13624 * c-common.h (warn_array_subscript_range): Removed.
13625 * c-common.c (warn_array_subscript_range): Ditto.
13626 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
13627 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
13629 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
13631 * config/i386/i386.c (ix86_special_builtin_type): New.
13632 (bdesc_special_args): Likewise.
13633 (ix86_expand_special_args_builtin): Likewise.
13634 (ix86_init_mmx_sse_builtins): Updated.
13635 (ix86_expand_builtin): Updated.
13636 (ix86_expand_store_builtin): Removed.
13637 (ix86_expand_unop_builtin): Likewise.
13639 * config/i386/mm3dnow.h (__v2sf): Moved to ...
13640 * config/i386/mmintrin.h (__v2sf): Here.
13642 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
13644 (_mm_loadl_pi): Likewise.
13645 (_mm_storeh_pi): Replace __v2si with __v2sf.
13646 (_mm_storel_pi): Likewise.
13648 * doc/extend.texi: Correct __builtin_ia32_loadhps,
13649 __builtin_ia32_loadlps, __builtin_ia32_storehps,
13650 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
13651 __builtin_ia32_loadlpd.
13653 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
13655 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
13656 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
13657 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
13658 (ix86_init_mmx_sse_builtins): Updated.
13659 (ix86_expand_args_builtin): Likewise.
13660 (ix86_expand_builtin): Likewise.
13661 (ix86_expand_unop1_builtin): Renamed to ...
13662 (ix86_expand_unop_vec_merge_builtin): This.
13664 2008-05-01 Jan Hubicka <jh@suse.cz>
13667 * ipa-inline.c (inline_generate_summary): Make static.
13668 (inline_transform): Do not call inlining at -O0; make static.
13669 * passes.c (execute_todo): Add sanity check.
13670 (execute_one_ipa_transform_pass): Execute proper flags.
13672 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
13674 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
13675 (DECL_NONADDRESSABLE_P): Likewise.
13676 * alias.c (record_component_aliases): Fix comment.
13678 2008-05-01 Simon Baldwin <simonb@google.com>
13680 * c-common.h (warn_array_subscript_range): New function.
13681 * c-common.c (warn_array_subscript_range): Ditto.
13682 * tree-vrp.c (check_array_ref): Corrected code to agree with
13683 comment, ignoring only arrays of size 0 or size 1.
13684 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
13686 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13688 * config/i386/i386.c (ix86_builtin_type): Replace
13689 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
13690 (bdesc_args): Updated.
13691 (ix86_init_mmx_sse_builtins): Likewise.
13692 (ix86_expand_args_builtin): Likewise.
13694 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
13697 * doc/extend.texi: Correct __builtin_ia32_palignr.
13699 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13702 * config/i386/i386.c (bdesc_crc32): Removed.
13703 (ix86_expand_crc32): Likewise.
13704 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
13705 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
13706 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
13707 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
13708 UINT_FTYPE_UINT_UCHAR.
13709 (bdesc_args): Updated. Add crc32 builtins.
13710 (ix86_init_mmx_sse_builtins): Updated.
13711 (ix86_expand_args_builtin): Updated to support subreg.
13713 * doc/extend.texi: Correct __builtin_ia32_crc32di.
13715 2008-05-01 Jan Hubicka <jh@suse.cz>
13717 * tree-pass.h (opt_pass): Add IPA_PASS.
13718 (varpool_node, cgraph_node): Forward declare.
13719 (ipa_opt_pass): Define.
13720 (pass_ipa_inline): Turn into ipa_opt_pass.
13721 (pass_apply_inline): Remove.
13722 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
13723 (apply_inline): Turn into ....
13724 (inline_transform): ... this one.
13725 (inline_generate_summary): New function.
13726 (pass_apply_inline): Remove.
13727 * function.h (ipa_opt_pass): Forward declare structure; typedef;
13729 (struct function): Add ipa_transforms_to_apply.
13730 * passes.c (register_one_dump_file): Work on IPA_PASS.
13731 (init_optimization_passes): Remove pass_inline_parameters and
13733 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
13734 (execute_one_pass) ... here; apply transforms when possible.
13735 (add_ipa_transform_pass, execute_ipa_summary_asses,
13736 execute_one_ipa_transform_pass): New.
13737 (execute_ipa_pass_list): Update for IPA_PASS type.
13739 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13741 * config/i386/i386.c (ix86_builtin_type): Add
13742 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
13743 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
13744 (bdesc_args): Add SSE4a builtins.
13745 (ix86_init_mmx_sse_builtins): Updated.
13746 (ix86_expand_args_builtin): Likewise.
13747 (ix86_expand_builtin): Likewise.
13749 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13751 * config/i386/i386.c (ix86_builtin_type): Add
13752 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
13753 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
13754 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
13755 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
13756 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
13757 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
13758 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
13759 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
13760 and DI_FTYPE_DI_DI_INT.
13761 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
13762 (ix86_init_mmx_sse_builtins): Updated.
13763 (ix86_expand_args_builtin): Likewise.
13764 (ix86_expand_builtin): Likewise.
13765 (ix86_expand_binop_imm_builtin): Removed.
13767 * doc/extend.texi: Correct __builtin_ia32_palignr128.
13769 2008-04-30 Richard Guenther <rguenther@suse.de>
13771 PR tree-optimization/32921
13772 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
13774 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
13776 * config/arm/arm.c (arm_unwind_emit): Use
13777 crtl->all_throwers_are_sibcalls instead of
13778 cfun->all_throwers_are_sibcalls.
13779 (arm_output_fn_unwind): Likewise.
13780 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
13781 instead of cfun->uses_pic_offset_table.
13782 (frv_expand_prologue): Likewise.
13783 (frv_frame_pointer_required): Likewise.
13784 (frv_expand_fdpic_call): Likewise.
13785 (frv_emit_movsi): Likewise.
13786 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
13787 cfun->returns_pcc_struct instead of
13788 current_function_returns_pcc_struct.
13789 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
13790 instead of cfun->calls_eh_return.
13791 (m32c_pushm_popm): Likewise.
13792 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
13793 "extern" declaration.
13795 2008-04-30 Richard Guenther <rguenther@suse.de>
13797 PR tree-optimization/21636
13798 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
13800 (evaluate_stmt): Print the likely value.
13801 (ccp_visit_stmt): Avoid excessive vertical spacing.
13803 2008-04-30 Rafael Espindola <espindola@google.com>
13805 * builtins.c (fold_call_expr): Return realret.
13806 * tree-ssa-threadedge.c
13807 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
13808 __builtin_object_size.
13810 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
13812 * gcc.c (wrapper_string): New variable.
13813 (insert_wrapper): New function.
13814 (execute): New option -wrapper.
13815 * doc/invoke.texi (Overall Options): New driver option -wrapper.
13817 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
13819 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
13820 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
13821 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
13823 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
13824 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
13825 config/rs6000/e500crtres64gprctr.asm,
13826 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
13827 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
13828 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
13829 config/rs6000/e500crtsav64gprctr.asm,
13830 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
13831 config/rs6000/e500crtsavg64gprctr.asm: New files.
13832 * config/rs6000/t-ppccomm: Add build rules for new files.
13833 (LIB2FUNCS_STATIC_EXTRA): Add new files.
13834 * config/rs6000/t-netbsd: Add build rules for new files.
13835 (LIB2FUNCS_STATIC_EXTRA): New variable.
13836 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
13837 (CRTSAVRES_DEFAULT_SPEC): Likewise.
13838 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
13840 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
13842 * config/i386/i386.c (ix86_builtin_type): Add
13843 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
13844 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
13845 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
13846 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
13847 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
13848 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
13849 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
13850 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
13851 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
13852 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
13853 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
13854 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
13855 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
13856 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
13857 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
13858 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
13859 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
13860 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
13861 V1DI_FTYPE_V2SI_V2SI.
13862 (bdesc_2arg): Moved to ...
13863 (bdesc_args): Here.
13864 (ix86_init_mmx_sse_builtins): Updated.
13865 (ix86_expand_args_builtin): Updated. Take a pointer
13866 to const struct builtin_description. Handle comparison
13868 (ix86_expand_sse_compare): Take a new argument for swapping operands.
13869 (ix86_expand_builtin): Updated.
13871 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
13872 (ssse3_pmaddubsw128): This.
13873 (ssse3_pmaddubswv4hi3): Renamed to ...
13874 (ssse3_pmaddubsw): This.
13876 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
13877 (__builtin_ia32_packssdw128): Likewise.
13878 (__builtin_ia32_packuswb128): Likewise.
13879 (__builtin_ia32_pmaddubsw): Likewise.
13880 (__builtin_ia32_pmaddubsw128): Likewise.
13882 2008-04-30 Richard Guenther <rguenther@suse.de>
13884 PR tree-optimization/14847
13885 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
13886 (recognize_bits_test): Use it.
13887 (recognize_single_bit_test): Likewise.
13889 2008-04-30 Martin Jambor <mjambor@suse.cz>
13891 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
13892 instead of setting number of formal parameters to zero.
13893 (ipcp_init_stage): Do not set the number of actual parameters to zero
13895 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
13896 which are called with variable number of arguments.
13897 (ipcp_insert_stage): Explicitely skipping all nodes which are
13898 called with variable number of arguments.
13899 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
13900 number of parameters.
13902 * ipa-prop.h (struct ipa_node_params): Added flag
13903 called_with_var_arguments
13904 (ipa_set_param_count): Added. Changed sole setter to use it.
13905 (ipa_get_param_count): Added. All readers of param_count
13906 converted to use it instead.
13907 (ipa_set_called_with_variable_arg): Added.
13908 (ipa_is_called_with_var_arguments): Added.
13909 (ipa_get_ith_param): Added. All readers of param_decls converted
13911 (ipa_set_cs_argument_count): Added, sole writer to argument_count
13913 (ipa_get_cs_argument_count): Added, all readers of argument_count
13915 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
13918 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
13919 (struct ipcp_lattice): Renamed cval_type to type
13920 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
13922 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
13923 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
13924 (ipcp_insert_stage): Changed the type of variable cvalue to tree
13925 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
13926 (build_const_val): Changed the type of parameter cvalue to tree
13927 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
13928 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
13930 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
13933 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
13934 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
13935 (ipa_add_method): Renamed to ipa_push_func_to_list
13936 (ipa_remove_method): Renamed to ipa_pop_func_from_list
13937 (ipa_callsite_param_count): Removed.
13938 (ipa_callsite_param_count_set): Removed.
13939 (ipa_callsite_param): Removed.
13940 (ipa_callsite_callee): Removed.
13941 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
13942 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
13943 (ipa_method_formal_count): Removed.
13944 (ipa_method_formal_count_set): Removed.
13945 (ipa_method_get_tree): Removed.
13946 (ipa_method_tree_map_create): Removed.
13947 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
13948 (ipa_create_param_decls_array): Creates the array itself
13949 (ipa_create_param_decls_array): Temporary variable info instead of
13950 a few dereferences.
13951 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
13952 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
13953 (get_type): Removed.
13954 (ipa_jf_get_info_type): Removed.
13955 (ipa_node_create): Renamed to ipa_create_node_params
13956 (ipa_free): Renamed to ipa_free_all_node_params
13957 (ipa_nodes_create): Renamed to ipa_create_all_node_params
13958 (ipa_edges_create): Renamed to ipa_create_all_edge_args
13959 (ipa_edges_free): Renamed to ipa_free_all_edge_args
13960 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
13961 (ipa_free_all_node_params): Deallocation to jump_functions moved to
13962 ipa_free_all_edge_args
13963 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
13964 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
13965 (ipa_create_methodlist_node): Removed.
13966 (ipa_methodlist_method): Removed.
13967 (ipa_methodlist_method_set): Removed.
13968 (ipa_methodlist_next_method): Removed.
13969 (ipa_methodlist_next_method_set): Removed.
13970 (ipa_method_is_modified): Removed.
13971 (ipa_method_modify_create): Removed.
13972 (ipa_method_modify_init): Temporary variable info instead of a few
13974 (ipa_detect_param_modifications): Temporary variable info instead of
13975 a few dereferences.
13976 (ipa_compute_jump_functions): Temporary variable info instead of
13977 a few dereferences.
13978 (ipa_method_modify_set): Removed.
13979 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
13980 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
13981 than craph_node as the first parameter.
13982 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
13983 (ipa_method_modify_init): Removed.
13984 (ipa_compute_jump_functions): Added a temp variable instead of
13985 repeatadly dereferencing the cgraph_edge.aux pointer
13986 (ipa_callsite_param_set_type): Removed.
13987 (ipa_compute_jump_functions): i renamed to index and moved to
13989 (ipa_callsite_param_set_info_type_formal): Removed.
13990 (ipa_callsite_param_set_info_type): Removed.
13991 (ipa_callsite_param_map_create): Removed.
13992 (ipa_callsite_tree): Removed.
13993 (ipa_callsite_caller): Removed.
13994 (ipa_pop_func_from_list): return_method removed to return_func
13996 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
13997 prefixed all values with IPA_. Changed all users.
13998 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
13999 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
14000 and FORMAL_IPATYPE IPA_PASS_THROUGH.
14001 (union parameter_info): Renamed to jump_func_value.
14002 (union jump_func_value): Renamed value to constant
14003 (struct ipa_jump_func): Renamed info_type to value
14004 (struct ipa_node): Renamed to ipa_node_params
14005 (struct ipa_node_params): Renamed ipa_arg_num to param_count
14006 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
14007 (struct ipa_node_params): Renamed ipa_mod to modified_flags
14008 (struct ipa_edge): Renamed to ipa_edge_args
14009 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
14010 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
14011 (struct ipa_methodlist): Renamed to ipa_func_list
14012 (struct ipa_func_list): method_p renamed to node, next_method
14014 (ipa_methodlist_p): Removed, switched all users to struct pointer
14015 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
14017 2008-04-30 Alan Modra <amodra@bigpond.net.au>
14019 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
14020 (rs6000_emit_epilogue): Use backchain to restore only when we
14021 have a large frame. Make use of frame pointer to restore if we
14022 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
14024 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
14026 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14027 Add mode to zero_extract.
14028 (sign bit tests peepholes): (Ditto.).
14030 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
14032 * config/i386/i386.c (ix86_builtins): Replace Prescott New
14033 Instructions in comments with SSE3.
14034 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
14035 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
14036 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
14037 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
14038 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
14039 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
14040 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
14041 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
14042 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
14043 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
14044 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
14045 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
14046 (bdesc_sse_args): Renamed to ...
14047 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
14048 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
14049 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
14050 IX86_BUILTIN_FABSQ.
14051 (bdesc_1arg): Moved to ...
14052 (bdesc_args): Here.
14053 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
14054 Instructions in comments with SSE3.
14055 (ix86_expand_sse_operands_builtin): Renamed to ...
14056 (ix86_expand_args_builtin): This. Updated.
14057 (ix86_expand_unop1_builtin): Update comments.
14058 (ix86_expand_builtin): Updated.
14060 2008-04-29 Richard Guenther <rguenther@suse.de>
14062 PR tree-optimization/36078
14063 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
14064 Update virtual SSA form after cleaning up the CFG.
14066 2008-04-29 Richard Guenther <rguenther@suse.de>
14068 PR middle-end/15255
14069 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
14071 2008-04-29 Richard Guenther <rguenther@suse.de>
14073 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
14074 (compute_may_aliases): Do not call finalize_ref_all_pointers.
14075 (compute_flow_insensitive_aliasing): Do not treat
14076 PTR_IS_REF_ALL pointers special.
14077 (get_smt_for): Likewise.
14078 (may_alias_p): Re-structure.
14079 (is_escape_site): A ref-all pointer conversion is not an escape site.
14080 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
14081 PTR_IS_REF_ALL pointers special.
14082 * tree-ssa-structalias.h (struct alias_info): Remove
14083 ref_all_symbol_mem_tag field.
14084 (PTR_IS_REF_ALL): Remove.
14086 2008-04-29 Richard Guenther <rguenther@suse.de>
14088 PR middle-end/36077
14089 * fold-const.c (extract_muldiv_1): In combining division constants
14090 make sure to never overflow.
14092 2008-04-29 Nick Clifton <nickc@redhat.com>
14094 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
14096 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14099 * optc-gen.awk: Work around HP-UX/IA awk bug.
14101 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
14103 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
14106 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14109 * config/i386/i386.md
14110 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
14111 Change operand 1 predicate to nonimmediate_operand.
14113 2008-04-28 Jakub Jelinek <jakub@redhat.com>
14116 * dwarf2out.c (struct die_struct): Mark as chain_circular through
14118 * gengtype.c (walk_type, write_func_for_structure): Handle
14120 * doc/gty.texi: Document chain_circular.
14122 2008-04-28 Richard Guenther <rguenther@suse.de>
14124 PR tree-optimization/36066
14125 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
14128 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14131 * config/i386/i386.md
14132 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
14133 Use match_scratch instead of match_operand for operands 3 and 4.
14135 2008-04-27 Richard Guenther <rguenther@suse.de>
14137 PR tree-optimization/18754
14138 PR tree-optimization/34223
14139 * tree-pass.h (pass_complete_unrolli): Declare.
14140 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
14141 loop size before and after unconditionally of UL_NO_GROWTH in effect.
14142 Rewrite loop into loop closed SSA form if it is not already.
14143 (tree_unroll_loops_completely): Re-structure to iterate over
14144 innermost loops with intermediate CFG cleanups.
14145 Unroll outermost loops only if requested or the code does not grow
14147 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
14148 loops are available.
14149 (tree_vectorize): Instead do so here.
14150 (tree_complete_unroll): Also unroll outermost loops.
14151 (tree_complete_unroll_inner): New function.
14152 (gate_tree_complete_unroll_inner): Likewise.
14153 (pass_complete_unrolli): New pass.
14154 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
14155 uses outside of the loop.
14156 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
14157 form if it is available.
14158 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
14159 * passes.c (init_optimization_passes): Schedule complete inner
14160 loop unrolling pass before the first CCP pass after final inlining.
14162 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
14164 * targhooks.h (default_emutls_var_fields,
14165 default_emutls_var_init): Declare.
14166 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
14167 * target.h (struct gcc_target): Add struct emutls member.
14168 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
14169 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
14170 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
14171 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
14172 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
14173 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
14174 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
14175 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
14176 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
14177 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
14178 emit debug information.
14179 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
14180 * varasm.c: Include targhooks.h.
14181 (emutls_object_section, emutls_tmpl_section): New.
14182 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
14183 (EMUTLS_SEPARATOR): New.
14184 (prefix_name): New.
14185 (get_emutls_object_name): New.
14186 (default_emutls_var_fields): New, broken out of ...
14187 (get_emutls_object_type): ... here. Adjust to use target hooks.
14188 (get_emutls_init_templ_addr): Adjust to use target hooks.
14189 (emutls_decl): Adjust to use target hooks.
14190 (emutls_finish): Likewise.
14191 (default_emutls_var_init): New, broken out of ...
14192 (assemble_variable): ... here. Adjust to use target hooks.
14193 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
14194 SECCAT_EMUTLS_TMPL.
14195 * c-common.c (handle_section_attribute): Prevent overriding
14196 sections for emulated tls with special sections.
14197 * config/i386/i386.c (x86_64_elf_select_section): Add
14198 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
14199 (x86_64_elf_unique_section): Likewise.
14200 * config/vxworks.c: Include tree.h.
14201 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
14202 (vxworks_override_options): Set TLS scheme.
14203 * doc/tm.texi (Emulated TLS): New node.
14205 2008-04-26 Simon Baldwin <simonb@google.com>
14208 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
14209 with propagated string constants.
14211 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
14213 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
14214 constraint for operand 2 when operand 0 is memory operand.
14215 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
14216 operand 0 is memory operand.
14217 (fix_trunc<mode>_i387_with_temp): Ditto.
14218 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
14219 operand 2 when operand 1 is memory operand.
14220 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
14221 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
14222 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
14223 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
14224 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
14225 operands 2,3 and 4 when operand 1 is memory operand.
14226 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
14228 (fistdi2_floor_with_temp): Ditto.
14229 (fist<mode>2_floor_with_temp): Ditto.
14230 (fistdi2_ceil_with_temp): Ditto.
14231 (fist<mode>2_ceil_with_temp): Ditto.
14232 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
14234 2008-04-26 David Daney <ddaney@avtrex.com>
14236 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
14238 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
14239 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14240 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14241 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
14242 (compare_and_swap_12): New insn.
14243 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
14244 * config/mips/mips.c (mips_force_binary): New function.
14245 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
14246 (mips_expand_compare_and_swap_12): New function.
14247 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
14249 2008-04-25 Jan Hubicka <jh@suse.cz>
14252 * cfgexpand.c (pass_expand): Turn into RTL pass.
14253 * passes.c (execute_one_pass): Do pass typechecking after execution.
14254 * tree-pass.h (pass_expand): Turn into RTL pass.
14256 * function.h (struct rtl_data): Move here fields
14257 accesses_prior_frames, calls_eh_return, saves_all_registers,
14258 has_nonlocal_goto, has_asm_statement, is_thunk,
14259 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
14260 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
14261 arg_pointer_save_area_init from struct function; turn into bool.
14262 (struct function): Move
14263 calls_eh_return, saves_all_registers, has_nonlocal_goto,
14264 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
14265 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
14266 tail_call_emit, arg_pointer_save_area_init
14267 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
14268 (current_function_returns_struct, current_function_returns_pcc_struct,
14269 current_function_calls_setjmp, current_function_calls_alloca,
14270 current_function_accesses_prior_frames,
14271 current_function_calls_eh_return, current_function_is_thunk,
14272 current_function_stdarg, current_function_profile,
14273 current_function_limit_stack, current_function_uses_pic_offset_table,
14274 current_function_uses_const_pool, current_function_has_nonlocal_label,
14275 current_function_saves_all_registers,
14276 current_function_has_nonlocal_goto,
14277 current_function_has_asm_statement): Remove accesor macros.
14278 * ra-conflict.c (global_conflicts): Update.
14279 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
14280 (suitable_for_tail_call_opt_p): Update.
14281 * builtins.c (expand_builtin_return_addr): Update.
14282 (expand_builtin_setjmp_setup): Update.
14283 (expand_builtin_nonlocal_goto): Update.
14284 * final.c (final_start_function): Update.
14285 (profile_function): Update.
14286 (leaf_function_p): Update.
14287 (only_leaf_regs_used): Update.
14288 * df-scan.c (df_get_exit_block_use_set): Update.
14289 * dojump.c (clear_pending_stack_adjust): Update.
14290 * tree-stdarg.c (gate_optimize_stdarg): Update.
14291 * gimple-low.c (lower_function_body): Update.
14292 * global.c (compute_regsets): Update.
14293 (global_alloc): Update.
14294 * dwarf2out.c (dwarf2out_begin_prologue): Update.
14295 * expr.c (expand_assignment): Update.
14296 * dse.c (dse_step0): Update.
14297 (dse_step1): Update.
14298 * c-decl.c (store_parm_decls): Update.
14299 * local-alloc.c (combine_regs): Update.
14300 (find_free_reg): Update.
14301 * function.c (assign_parms_augmented_arg_list): Update.
14302 (assign_parm_find_data_types): Update.
14303 (assign_parms): Update.
14304 (allocate_struct_function): Update.
14305 (expand_function_start): Update.
14306 (expand_function_end): Update.
14307 (get_arg_pointer_save_area): Update.
14308 (thread_prologue_and_epilogue_insns): Update.
14309 (rest_of_match_asm_constraints): Update.
14310 * stor-layout.c (variable_size): Update.
14311 * gcse.c (gcse_main): Update.
14312 (bypass_jumps): Update.
14313 * gimplify.c (gimplify_function_tree): Update.
14314 * calls.c (emit_call_1): Update.
14315 (expand_call): Update.
14316 * bt-load.c (compute_defs_uses_and_gen): Update.
14317 * except.c (sjlj_assign_call_site_values): Update.
14318 (sjlj_emit_function_enter): Update.
14319 (can_throw_external): Update.
14320 (set_nothrow_function_flags): Update.
14321 (expand_builtin_unwind_init): Update.
14322 (expand_eh_return): Update.
14323 (convert_to_eh_region_ranges): Update.
14324 (output_function_exception_table): Update.
14325 * emit-rtl.c (gen_tmp_stack_mem): Update.
14326 * cfgexpand.c (expand_used_vars): Update.
14327 (tree_expand_cfg): Update.
14328 * cfgcleanup.c (rest_of_handle_jump): Update.
14329 * explow.c (allocate_dynamic_stack_space): Update.
14330 * varasm.c (assemble_start_function): Update.
14331 (force_const_mem): Update.
14332 (mark_constant_pool): Update.
14333 * tree-optimize.c (tree_rest_of_compilation): Update.
14334 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
14335 * tree-cfg.c (notice_special_calls): Update.
14336 (is_ctrl_altering_stmt): Update.
14337 (tree_can_make_abnormal_goto): Update.
14338 (tree_purge_dead_abnormal_call_edges): Update.
14339 * config/alpha/predicates.md: Update.
14340 * config/alpha/alpha.c (alpha_sa_mask): Update.
14341 (alpha_sa_size): Update.
14342 (alpha_does_function_need_gp): Update.
14343 (alpha_expand_prologue): Update.
14344 (alpha_start_function): Update.
14345 (alpha_output_function_end_prologue): Update.
14346 (alpha_expand_epilogue): Update.
14347 * config/frv/frv.c (frv_stack_info): Update.
14348 (frv_expand_epilogue): Update.
14349 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
14350 (s390_register_info): Update.
14351 (s390_frame_info): Update.
14352 (s390_init_frame_layout): Update.
14353 (s390_can_eliminate): Update.
14354 (save_gprs): Update.
14355 * config/spu/spu.c (spu_split_immediate): Update.
14356 (need_to_save_reg): Update.
14357 (spu_expand_prologue): Update.
14358 (spu_expand_epilogue): Update.
14359 * config/sparc/sparc.md: Update.
14360 * config/sparc/sparc.c (eligible_for_return_delay): Update.
14361 (sparc_tls_got): Update.
14362 (legitimize_pic_address): Update.
14363 (sparc_emit_call_insn): Update.
14364 (sparc_expand_prologue): Update.
14365 (output_return): Update.
14366 (print_operand): Update.
14367 (sparc_function_ok_for_sibcall): Update.
14368 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
14369 * config/m32r/m32r.md: Update.
14370 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
14371 (m32r_compute_frame_size): Update.
14372 (m32r_expand_prologue): Update.
14373 (m32r_expand_epilogue): Update.
14374 (m32r_legitimize_pic_address): Update.
14375 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
14376 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14377 * config/i386/i386.c (ix86_frame_pointer_required): Update.
14378 (gen_push): Update.
14379 (ix86_save_reg): Update.
14380 (ix86_compute_frame_layout): Update.
14381 (ix86_expand_prologue): Update.
14382 (ix86_expand_epilogue): Update.
14383 * config/sh/sh.c (output_stack_adjust): Update.
14384 (calc_live_regs): Update.
14385 (sh5_schedule_saves): Update.
14386 (sh_expand_prologue): Update.
14387 (sh_expand_epilogue): Update.
14388 (sh_setup_incoming_varargs): Update.
14389 (sh_allocate_initial_value): Update.
14390 (sh_get_pr_initial_val): Update.
14391 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
14392 * config/sh/sh.md (label:): Update.
14393 * config/avr/avr.c (out_movhi_mr_r): Update.
14394 * config/crx/crx.h (enum): Update.
14395 * config/xtensa/xtensa.h (along): Update.
14396 * config/stormy16/stormy16.c Update.
14397 (xstormy16_compute_stack_layout): Update.
14398 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
14399 (fr30_expand_prologue): Update.
14400 * config/cris/cris.c (cris_conditional_register_usage): Update.
14401 (cris_reg_saved_in_regsave_area): Update.
14402 (cris_initial_frame_pointer_offset): Update.
14403 (cris_simple_epilogue): Update.
14404 (cris_expand_prologue): Update.
14405 (cris_expand_epilogue): Update.
14406 (cris_expand_pic_call_address): Update.
14407 (cris_asm_output_symbol_ref): Update.
14408 (cris_asm_output_label_ref): Update.
14409 * config/cris/cris.md Update.
14410 * config/iq2000/iq2000.c (compute_frame_size): Update.
14411 (iq2000_expand_epilogue): Update.
14412 * config/mt/mt.h (save_direction): Update.
14413 * config/mn10300/mn10300.c (mn10300_function_value): Update.
14414 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
14415 (ia64_secondary_reload_class): Update.
14416 * config/m68k/m68k.c (m68k_save_reg): Update.
14417 (m68k_expand_prologue): Update.
14418 (m68k_expand_epilogue): Update.
14419 (legitimize_pic_address): Update.
14420 * config/rs6000/rs6000.c (rs6000_got_register): Update.
14421 (first_reg_to_save): Update.
14422 (first_altivec_reg_to_save): Update.
14423 (compute_vrsave_mask): Update.
14424 (compute_save_world_info): Update.
14425 (rs6000_stack_info): Update.
14426 (spe_func_has_64bit_regs_p): Update.
14427 (rs6000_ra_ever_killed): Update.
14428 (rs6000_emit_eh_reg_restore): Update.
14429 (rs6000_emit_allocate_stack): Update.
14430 (rs6000_emit_prologue): Update.
14431 (rs6000_emit_epilogue): Update.
14432 (rs6000_output_function_epilogue): Update.
14433 (output_profile_hook): Update.
14434 (rs6000_elf_declare_function_name): Update.
14435 * config/rs6000/rs6000.h (rs6000_args): Update.
14436 * config/rs6000/rs6000.md: Update.
14437 * config/mcore/mcore.c (mcore_expand_prolog): Update.
14438 * config/arc/arc.c (arc_output_function_epilogue): Update.
14439 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
14440 * config/darwin.c (machopic_function_base_name): Update.
14441 * config/score/score3.c (score3_compute_frame_size): Update.
14444 (score3_epilogue): Update.
14445 * config/score/score7.c (score7_compute_frame_size): Update.
14446 (score7_prologue): Update.
14447 (score7_epilogue): Update.
14448 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
14449 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14450 * config/arm/arm.c (use_return_insn): Update.
14451 (require_pic_register): Update.
14452 (arm_load_pic_register): Update.
14453 (arm_compute_save_reg0_reg12_mask): Update.
14454 (arm_compute_save_reg_mask): Update.
14455 (thumb1_compute_save_reg_mask): Update.
14456 (output_return_instruction): Update.
14457 (arm_output_function_prologue): Update.
14458 (arm_output_epilogue): Update.
14459 (arm_get_frame_offsets): Update.
14460 (arm_expand_prologue): Update.
14461 (thumb_pushpop): Update.
14462 (thumb_exit): Update.
14463 (thumb1_expand_prologue): Update.
14464 (thumb1_expand_epilogue): Update.
14465 (arm_unwind_emit): Update.
14466 (arm_output_fn_unwind): Update.
14467 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
14468 * config/arm/arm.md: Update.
14469 * config/pa/pa.md: Update.
14470 * config/pa/pa.c (legitimize_pic_address): Update.
14471 (compute_frame_size): Update.
14472 (hppa_expand_prologue): Update.
14473 (hppa_expand_epilogue): Update.
14474 (borx_reg_operand): Update.
14475 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
14476 (HARD_REGNO_RENAME_OK): Update.
14477 * config/mips/mips.c (mips_global_pointer): Update.
14478 (mips_save_reg_p): Update.
14479 (mips_compute_frame_info): Update.
14480 (mips_frame_pointer_required): Update.
14481 (mips_expand_prologue): Update.
14482 (mips_expand_epilogue): Update.
14483 (mips_can_use_return_insn): Update.
14484 (mips_reorg_process_insns): Update.
14485 * config/v850/v850.c (compute_register_save_size): Update.
14486 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
14487 * config/mmix/mmix.c (along): Update.
14488 (mmix_expand_epilogue): Update.
14489 * config/bfin/bfin.c (legitimize_pic_address): Update.
14490 (must_save_p): Update.
14491 (stack_frame_needed_p): Update.
14492 (add_to_reg): Update.
14493 (bfin_expand_prologue): Update.
14494 * stmt.c (expand_asm_operands): Update.
14495 * reload1.c (reload): Update.
14496 (init_elim_table): Update.
14498 2008-04-25 Bob Wilson <bob.wilson@acm.org>
14500 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
14502 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
14504 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
14505 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
14506 (mov<mode>): Removed.
14507 (*movv4sf_internal): Likewise.
14508 (*movv2df_internal): Likewise.
14510 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
14512 * config.gcc (crx-*-elf): Remove deprecation.
14514 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
14516 * config/i386/cygming-crtend.c (register_frame_ctor): Register
14517 __gcc_deregister_frame with atexit.
14518 (deregister_frame_dtor): Remove.
14520 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
14521 Nathan Sidwell <nathan@codesourcery.com>
14523 * config/rs6000/rs6000.opt (mspe): Remove Var property.
14525 * config/rs6000/rs6000.h (rs6000_spe): Declare.
14526 (rs6000_isel): Likewise.
14527 * config/rs6000/rs6000.c (rs6000_spe): New variable.
14528 (rs6000_isel): New variable.
14529 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
14531 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14534 * c-common.c (handle_vector_size_attribute): Call
14535 lang_hooks.types.reconstruct_complex_type instead of
14536 reconstruct_complex_type.
14537 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
14538 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
14539 * langhooks.h (struct lang_hooks_for_types): Add
14540 reconstruct_complex_type hook.
14541 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
14542 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
14544 2008-04-24 Richard Guenther <rguenther@suse.de>
14546 * c-common.h (check_builtin_function_arguments): Declare.
14547 * c-common.c (validate_nargs): New function.
14548 (check_builtin_function_arguments): Likewise.
14549 * c-typeck.c (build_function_call): Call
14550 check_builtin_function_arguments.
14551 * builtins.c (fold_builtin_classify): Remove error reporting code.
14552 (fold_builtin_unordered_cmp): Likewise.
14553 (fold_builtin_1): Likewise.
14554 (fold_builtin_n): Likewise.
14556 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14558 PR tree-optimization/36008
14559 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
14560 the original op1, rather than delta by step.
14562 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
14563 Sebastian Pop <sebastian.pop@amd.com>
14565 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
14566 eliminate_local_variables_stmt, eliminate_local_variables,
14567 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
14568 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
14569 of code delimited by two edges in the CFG.
14570 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
14571 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
14572 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
14573 the case of parallelisation of reductions.
14574 (expr_invariant_in_region_p): New.
14576 * tree-flow.h (gather_blocks_in_sese_region): Declared.
14577 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
14579 2008-04-24 Ira Rosen <irar@il.ibm.com>
14580 Richard Guenther <rguenther@suse.de>
14582 PR tree-optimization/36034
14583 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
14584 incapable of dealing with loads with gaps.
14586 2008-04-24 Rafael Espindola <espindola@google.com>
14588 * tree-flow.h (vrp_evaluate_conditional): Change signature.
14589 * tree-ssa-propagate.c (fold_predicate_in): Update call to
14590 vrp_evaluate_conditional.
14591 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
14592 (vrp_evaluate_conditional): Split the cond argument.
14593 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
14594 (simplify_stmt_for_jump_threading): Update call to
14595 vrp_evaluate_conditional.
14597 2008-04-24 Ira Rosen <irar@il.ibm.com>
14599 PR tree-optimization/35982
14600 * tree-vect-analyze.c (vect_check_interleaving): Check that the
14601 interleaved data-refs are of the same type.
14603 2008-04-24 Danny Smith <dannysmith@users.net>
14605 * c-format.c (check_format_info_main): Use strncmp rather than a
14606 magic prefix to handle multichar length specs.
14607 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
14608 Don't prefix "I64" and "I32" with '\0'.
14610 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14613 * config/i386/i386.c (init_cumulative_args): Don't pass anything
14614 in registers for -m32 only if stdarg_p (fntype).
14616 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
14618 PR rtl-optimization/36006
14619 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
14620 temp to op0 in order to avoid invalid rtx sharing.
14622 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
14624 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
14625 check TREE_INVARIANT.
14626 * tree-gimple.c (is_gimple_address): New.
14627 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
14628 * tree-gimple.h (is_gimple_address): New.
14629 * tree.h (decl_address_invariant_p): New.
14630 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
14631 (build_string): Likewise.
14632 (decl_address_invariant_p): New, from is_gimple_invariant_address.
14633 (tree_invariant_p_1): Likewise.
14634 (save_expr): Use it.
14635 (tree_invariant_p): New.
14636 (skip_simple_arithmetic): Use it.
14637 (stabilize_reference_1): Use it.
14638 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
14640 (build1_stat): Drop code to compute TREE_INVARIANT.
14641 (build2_stat): Drop code to compute TREE_INVARIANT.
14642 (build3_stat): Drop code to compute TREE_INVARIANT.
14643 (build4_stat): Drop code to compute TREE_INVARIANT.
14644 (build5_stat): Drop code to compute TREE_INVARIANT.
14645 (build7_stat): Drop code to compute TREE_INVARIANT.
14646 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
14647 * tree.h (struct tree_base): Remove invariant_flag.
14648 (TREE_INVARIANT): Remove.
14649 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
14650 (fold_builtin_expect): Check TREE_CONSTANT.
14651 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
14652 * c-tree.h (c_expr_to_decl): Drop third parameter.
14653 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
14654 (build_c_cast): Don't set TREE_INVARIANT.
14655 (pop_init_level): Don't set TREE_INVARIANT.
14656 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
14657 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
14659 (gimplify_init_constructor): Don't set TREE_INVARIANT.
14660 (gimplify_addr_expr): Adjust comment.
14661 * tree-mudflap.c (mf_build_string):
14662 * print-tree.c (print_node): Don't print TREE_INVARIANT.
14663 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
14664 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
14665 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
14666 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
14667 * langhooks.h (struct lang_hooks): Drop third parameter from
14670 2008-04-23 Richard Guenther <rguenther@suse.de>
14672 PR tree-optimization/27799
14673 PR tree-optimization/32921
14674 PR tree-optimization/32624
14675 * tree-ssa-structalias.c (merge_smts_into): Only merge the
14676 SMTs aliases and the tag itself into the solution.
14677 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
14678 merge the points-to solution back into the SMT aliases.
14679 (may_alias_p): Use alias_set_subset_of instead of
14680 aliases_conflict_p. A pointer which points to
14681 memory with alias set zero may access any variable.
14683 2008-04-23 Richard Guenther <rguenther@suse.de>
14685 * alias.c (alias_set_subset_of): Correctly handle asking
14686 if zero is a subset of an alias set with zero child.
14687 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
14688 (compute_flow_insensitive_aliasing): Correctly walk all
14689 pointers. Do not unnecessarily union sets.
14691 2008-04-23 Richard Guenther <rguenther@suse.de>
14693 PR middle-end/36021
14694 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
14696 2008-04-22 Tomas Bily <tbily@suse.cz>
14698 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
14700 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
14702 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
14703 * tree-ssa-structalias.c (get_constraint_for): Likewise.
14704 * tree-inline.c (estimate_num_insns_1): Likewise.
14705 * varasm.c (const_hash_1, compare_constant, copy_constant)
14706 (compute_reloc_for_constant, output_addressed_constants): Likewise.
14707 * emit-rtl.c (component_ref_for_mem_expr)
14708 (set_mem_attributes_minus_bitpos): Likewise.
14709 * expr.c (highest_pow2_factor, expand_expr_real_1, )
14710 (is_aligning_offset): Likewise.
14711 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
14712 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
14713 * dojump.c (do_jump): Likewise.
14714 * builtins.c (get_pointer_alignment, get_memory_rtx)
14715 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
14716 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
14718 2008-04-23 Jakub Jelinek <jakub@redhat.com>
14720 PR rtl-optimization/36017
14721 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
14722 expanding the library call.
14724 2008-04-22 Ian Lance Taylor <iant@google.com>
14726 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
14727 than size_in_bytes.
14729 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
14731 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
14732 of LR/CTR moves for Power6.
14734 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
14736 PR middle-end/36003
14737 * passes.c (init_optimization_passes): Remove
14738 pass_fast_rtl_byte_dce.
14740 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
14743 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
14744 builtin functions to generate faster code.
14745 (_mm_cvtpu16_ps): Ditto.
14746 (_mm_cvtpi32x2_ps): Ditto.
14748 2008-04-22 Nick Clifton <nickc@redhat.com>
14750 * common.opt (ftree-loop-distribution): Add Optimization
14753 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
14754 (frv_expand_builtin_va_start): Likewise.
14756 * config/arm/arm.c (thumb_find_work_register): Fix location of
14757 argument register count.
14759 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
14761 Support scheduling for ColdFire V1 and V3 microarchitecture.
14762 Improve scheduling of multiplication instructions.
14764 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
14765 (mac): New instruction attribute.
14766 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
14767 (m68k_sched_mac): New variable.
14768 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
14769 Handle cfv1 and cfv3.
14770 (max_insn_size): New static variable.
14771 (struct _sched_ib): New type.
14772 (sched_ib): New static variable.
14773 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
14774 to fields of 'struct _sched_ib sched_ib'. Update all uses.
14775 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
14777 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
14778 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
14779 new variables. Update.
14780 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
14781 Add modeling of cfv3 instruction buffer. Update.
14782 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
14783 * config/m68k/m68k.h (TUNE_CFV3): New macro.
14784 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
14785 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
14786 a particular reservation applies to.
14787 (type2): Reorganize attribute values. Rename alu to alu_reg,
14788 alu_l to alu, move_l to omove. Join move to alu. Split mul
14789 to mul_l and mul_w.
14790 (cf_ib_*): Simplify description of instruction buffer.
14791 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
14792 (cf_mem): Split into cf_mem1 and cf_mem2.
14793 (cf_v2_move_??): Rename to cfv12_alu_??.
14794 (cf_v2_move_l_??): Rename to cfv12_omove_??.
14795 (cf_v2_mul_??): Remove reservations.
14796 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
14797 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
14798 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
14800 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
14801 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
14802 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
14803 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
14804 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
14805 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
14806 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
14807 expansions of the above reservations for instructions of sizes
14810 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
14812 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
14814 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
14816 * coverage.c: Include tree-pass.h.
14817 (coverage_counter_alloc): Print da_file_name to the dump file.
14819 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
14821 * sbitmap.c (sbitmap_range_empty_p): New function.
14822 * sbitmap.h (sbitmap_range_empty_p): New function.
14823 * bitmap.h: Now includes obstack.h.
14825 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
14826 Kenneth Zadeck <zadeck@naturalbridge.com>
14828 * dbgcnt.def (ra_byte_scan): Added.
14829 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
14830 when the last hit happens for a counter.
14831 * timevar.def (TV_DF_BYTE_LR): New variable.
14832 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
14833 * passes.c (pass_fast_rtl_byte_dce): New pass.
14834 * fwprop.c (update_df): Added mode to call df_ref_create.
14835 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
14836 DF_REF_EXTRACT_OFFSET.
14837 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
14838 DF_BYTE_LR_OUT, df_byte_lr): New macro.
14840 (df_ref_extract): Added mode field.
14841 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
14842 DF_REF_EXTRACT_OFFSET.
14843 (DF_REF_EXTRACT_MODE): New macro.
14844 (df_byte_lr_bb_info): New structure.
14845 (df_print_byte_regset, df_compute_accessed_bytes,
14846 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
14847 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
14848 df_byte_lr_simulate_uses,
14849 df_byte_lr_simulate_artificial_refs_at_top,
14850 df_byte_lr_simulate_artificial_refs_at_end,
14851 df_compute_accessed_bytes): New function.
14852 (df_ref_create): Add parameter.
14853 (df_byte_lr_get_bb_info): New inline function.
14854 * df-scan.c (df_ref_record, df_uses_record,
14855 df_ref_create_structure): Added mode parameter.
14856 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
14857 df_defs_record, df_uses_record, df_get_conditional_uses,
14858 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
14859 df_entry_block_defs_collect, df_exit_block_uses_collect):
14860 Added mode parameter to calls to df_ref_record, df_uses_record,
14861 df_ref_create_structure.
14862 (df_ref_equal_p, df_ref_compare): Added test for modes.
14863 (df_ref_create_structure): Added code to set mode. Renamed
14864 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
14865 DF_REF_EXTRACT_OFFSET.
14866 * df-core.c (df_print_byte_regset): New function.
14867 * df-byte-scan.c: New file.
14868 * df-problems.c (df_rd_transfer_function): Removed unnecessary
14869 calls to BITMAP_FREE.
14870 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
14871 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
14872 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
14873 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
14874 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
14875 df_byte_lr_local_compute, df_byte_lr_init,
14876 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
14877 df_byte_lr_transfer_function, df_byte_lr_free,
14878 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
14879 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
14880 df_byte_lr_simulate_uses,
14881 df_byte_lr_simulate_artificial_refs_at_top,
14882 df_byte_lr_simulate_artificial_refs_at_end): New function.
14883 * dce.c (byte_dce_process_block): New function.
14884 (dce_process_block): au is now passed in rather than computed
14885 locally. Changed loops that look at artificial defs to not look
14886 for conditional or partial ones, because there never are any.
14887 (fast_dce): Now is able to drive byte_dce_process_block or
14888 dce_process_block depending on the kind of dce being done.
14889 (rest_of_handle_fast_dce): Add parameter to fast_dce.
14890 (rest_of_handle_fast_byte_dce): New function.
14891 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
14892 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
14894 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
14897 * gcc.h: Added fortran options that take arguments to
14898 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
14901 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
14903 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
14904 scalarization if on the LHS and not a full access.
14906 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14908 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
14910 2008-04-18 Rafael Espindola <espindola@google.com>
14912 * tree-vrp.c (find_case_label_index): Fix the binary search.
14913 (find_case_label_range): New.
14914 (vrp_visit_switch_stmt): Use find_case_label_range.
14915 (simplify_switch_using_ranges): Use find_case_label_range.
14917 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
14919 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
14920 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
14922 2008-04-18 Tom Tromey <tromey@redhat.com>
14925 * doc/cpp.texi (Implementation-defined behavior): Mention
14928 2008-04-18 Ian Lance Taylor <iant@google.com>
14930 * fold-const.c (pointer_may_wrap_p): New static function.
14931 (fold_comparison): Add another test for pointer overflow. Use
14932 pointer_may_wrap_p to disable some false positives.
14934 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
14936 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
14937 (fname_as_string): Match updated cpp_interpret_string prototype.
14938 (fix_string_type): Support char16_t* and char32_t*.
14939 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
14940 derivative) nodes. Register as builtin if C++0x.
14941 (c_parse_error): Support CPP_CHAR{16,32}.
14942 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
14943 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
14944 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
14945 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
14946 CTI_CHAR32_ARRAY_TYPE>: New elements.
14947 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
14948 char32_type_node, signed_char32_type_node, char16_array_type_node,
14949 char32_array_type_node): New defines.
14950 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
14951 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
14952 (lex_string): Support CPP_STRING{16,32}, match updated
14953 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
14954 (lex_charconst): Support CPP_CHAR{16,32}.
14955 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
14956 and CPP_STRING{16,32}.
14958 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
14961 * aclocal.m4: Regenerate.
14962 * configure: Regenerate.
14964 2008-04-18 Jan Hubicka <jh@suse.cz>
14966 * except.c (dw2_size_of_call_site_table,
14967 sjlj_size_of_call_site_table): Use vector API for call_site_record.
14969 * cgraphbuild.c (build_cgraph_edges): Update.
14970 * tree-pass.h: Update comment.
14971 * final.c (leaf_function_p): Update.
14972 (leaf_renumber_regs): Update.
14973 (rest_of_clean_state): Update.
14974 * omp-low.c (expand_omp_parallel): Update.
14975 * ipa-reference.c (analyze_function): Update.
14976 * reorg.c (find_end_label): Update.
14977 (optimize_skip): Update.
14978 (fill_simple_delay_slots): Update.
14979 (fill_simple_delay_slots): Update.
14980 (make_return_insns): Update.
14981 (dbr_schedule): Update.
14982 * gimple-low.c (record_vars_into): Update.
14983 * cfgbuild.c (make_edges): Update.
14984 * function.c (assign_stack_local): Update.
14985 (assign_parm_adjust_stack_rtl): Update.
14986 (locate_and_pad_parm): Update.
14987 (allocate_struct_function): Do not initialize stack_alignment_needed
14988 and preferred_stack_boundary here.
14989 (stack_protect_prologue): Update.
14990 (stack_protect_epilogue): Update.
14991 (expand_function_start): Initialize stack_alignment_needed,
14992 preferred_stack_boundary and max_jumptable_ents.
14993 (expand_function_end): Update.
14994 (free_after_compilation): Do not NULLify epilogue_delay_list.
14995 * function.h (struct rtl_data): Add stack_protect_guard,
14996 stack_alignment_needed,
14997 preferred_stack_boundary, epilogue_delay_list.
14998 (struct function): Remove value_histograms, stack_alignment_needed,
14999 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
15001 unexpanded_var_list, stack_protect_guard.
15002 (current_function_epilogue_delay_list): Remove.
15003 * ipa-type-escape.c (analyze_function): Update.
15004 * gimplify.c (pop_gimplify_context): Update comment.
15005 * calls.c (expand_call): Update.
15006 (emit_library_call_value_1): Update.
15007 * except.c (set_nothrow_function_flags): Update.
15008 * cfgexpand.c (get_decl_align_unit): Update.
15009 (create_stack_guard): Update.
15010 (estimated_stack_frame_size): Update.
15011 (expand_used_vars): Update.
15012 (tree_expand_cfg): Free histogram earliers, init expansion variables.
15013 * explow.c (allocate_dynamic_stack_space): Update.
15014 * tree-ssa-live.c (remove_unused_locals): Update.
15015 * varasm.c (mark_constant_pool): Update.
15016 * tree-inline.c (remap_decls): Update.
15017 (initialize_cfun): Update.
15018 (declare_return_variable): Update.
15019 (inline_forbidden_p): Update.
15020 (expand_call_inline): Update.
15021 (declare_inline_vars): Update.
15022 (tree_function_versioning): Update.
15023 * tree-flow.h (value_histograms): New.
15024 (VALUE_HISTOGRAMS): New macro.
15025 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
15027 * tree-cfg.c (set_bb_for_stmt): Update.
15028 (replace_by_duplicate_decl): Update.
15029 (move_block_to_fn): Update.
15030 (new_label_mapper): Update.
15031 (dump_function_to_file): Update.
15032 * ipa-struct-reorg.c (build_data_structure): Update.
15033 * cfgrtl.c (print_rtl_with_bb): Update.
15034 * reload1.c (reload): Update.
15036 * config/i386/i386.c (setup_incoming_varargs_64,
15037 ix86_compute_frame_layout): Update.
15038 * config/arc/arc.c (arc_output_function_epilogue): Update.
15040 2008-04-18 Marius Strobl <marius@FreeBSD.org>
15042 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
15043 for FreeBSD as well.
15044 * gthr-posix95.h: Likewise.
15046 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
15048 PR rtl-optimization/35838
15049 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
15050 out the byte offset of the first subreg.
15052 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
15054 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
15055 to split_ti instead of three separate calls with single member arrays.
15056 (subti3 splitter): Ditto.
15057 (adddi3 splitter): Ditto with split_di.
15058 (subdi3 splitter): Ditto.
15059 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
15060 two separate calls with single member arrays. Swap match_dup
15061 operands 1 and 2 to better fit into the array.
15062 (negdi2 splitter): Ditto with split_di.
15063 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
15064 two separate calls with single member arrays. Swap match_dup operands
15065 6 and 7 to better fit into the array.
15067 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
15069 * config/i386/i386.c (sse_builtin_type): New.
15070 (bdesc_sse_args): Likewise.
15071 (bdesc_sse_3arg): Removed.
15072 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15073 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
15074 IX86_BUILTIN_ROUNDPS.
15075 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
15076 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
15077 IX86_BUILTIN_ROUNDPS.
15078 (ix86_expand_sse_4_operands_builtin): Removed.
15079 (ix86_expand_sse_operands_builtin): New.
15080 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
15081 and CODE_FOR_sse4_1_roundps.
15082 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15083 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
15085 2008-04-17 Alan Modra <amodra@bigpond.net.au>
15088 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
15089 regs before frame pop when needed. If use_backchain_to_restore_sp
15090 then load backchain into a temp reg to restore vr and vrsave. Add
15091 code to restore vr after frame pop if possible.
15093 2008-04-17 Richard Guenther <rguenther@suse.de>
15095 * tree-vn.c (expressions_equal_p): Do not check type
15096 equality or compatibility before calling operand_equal_p.
15097 * fold-const.c (operand_equal_p): Check equivalence of
15098 integer constants before bailing out due to signedness or
15099 precision differences.
15100 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
15101 spurious differences in type qualification. Ignore types
15102 for COMPONENT_REFs at all.
15104 2008-04-17 Christian Bruel <christian.bruel@st.com>
15106 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
15107 msw_skip comparison.
15109 2008-04-16 Jakub Jelinek <jakub@redhat.com>
15112 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
15115 PR tree-optimization/35899
15116 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
15117 rather than TREE_OPERAND.
15119 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
15122 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
15123 temporary registers. Change operand predicate to general_operand.
15124 (remainderxf3): Ditto.
15126 2008-04-16 Richard Guenther <rguenther@suse.de>
15128 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
15129 * tree-affine.c (aff_combination_expand): Look through some
15132 2008-04-15 Doug Kwan <dougkwan@google.com>
15134 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
15136 * tree-pretty-print.c (dump_generic_node): Ditto.
15137 * final.c (output_addr_const): Ditto.
15138 * dwarf2out.c (output_cfi): Ditto.
15139 * c-pretty-print.c (pp_c_integer_constant): Ditto.
15140 * print-rtl.c (print_rtx): Ditto.
15141 * print-tree.c (print_node_brief, print_node): Ditto.
15142 * c-common.c (match_case_to_enum_1): Ditto.
15143 * sched-vis.c (print_value): Ditto.
15144 * config/i386/i386.c (print_operand): Cast to long unsigned int
15147 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
15148 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
15149 MS Windows VirtualProtect function.
15151 2008-04-15 Jan Hubicka <jh@suse.cz>
15153 * gengtype.c (write_root): Param_is argument is OK.
15154 * expr.c (expand_expr_real_1): Update call of get_exception_*.
15155 * function.h: Include varray.h
15156 (rtl_eh): New stucture based on except.c one.
15157 (call_site_record): New forward declaration and vector type.
15158 * calls.c (emit_call_1): Do not call
15159 note_current_region_may_contain_throw.
15160 * except.c (eh_status): Remove cur_region, try_region since they are
15162 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
15163 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
15164 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
15165 Remove call_site_data_used, call_site_data_size.
15166 Turn call_site_record into vector in function.h.
15167 (note_current_region_may_contain_throw): Remove.
15168 (get_exception_pointer, get_exception_filter): Do not take struct
15169 function argument; update.
15170 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
15171 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
15172 build_post_landing_pads, dw2_build_landing_pads,
15173 sjlj_assign_call_site_values, sjlj_mark_call_sites,
15174 sjlj_emit_function_enter, sjlj_emit_function_enter,
15175 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
15176 sjlj_build_landing_pads, finish_eh_generation,
15177 remove_exception_handler_label, remove_eh_handler,
15178 maybe_remove_eh_handler, add_reachable_handler,
15179 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
15180 add_action_record, collect_one_action_chain, add_call_site,
15181 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
15182 sjlj_output_call_site_table, output_function_exception_table,
15183 * except.h (note_current_region_may_contain_throw): Remove
15184 (get_exception_pointer, get_exception_filter): Do not take struct
15186 * Makefile.in (GTFILES): Put varargs before struct function.
15188 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15190 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
15191 punt for STRING_CST.
15192 (get_constraint_for): Deal with STRING_CST here instead.
15194 2008-04-15 Richard Guenther <rguenther@suse.de>
15196 * tree-ssa-propagate.c (substitute_and_fold): Substitute
15197 statements in a basic-block with a backward walk. Do not
15198 substitute into dead statements but instead remove those.
15200 2008-04-15 Richard Guenther <rguenther@suse.de>
15202 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
15203 to zero, thus disable creation of SFTs.
15205 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15207 * tree-predcom.c (suitable_reference_p): Return false if the
15208 reference can throw.
15210 2008-04-15 Jakub Jelinek <jakub@redhat.com>
15213 * c-decl.c (finish_decl): If extern or static var has variable
15214 size, set TREE_TYPE (decl) to error_mark_node.
15216 2008-04-15 Rafael Espindola <espindola@google.com>
15218 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
15221 2008-04-15 Richard Guenther <rguenther@suse.de>
15223 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
15224 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
15225 (visit_reference_op_load): Do walk vuse-vdef chains on
15226 vn_reference_lookup.
15227 (visit_reference_op_store): But do not here.
15228 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
15229 vn_reference_lookup.
15230 (vn_lookup_with_vuses): But do so here.
15232 2008-04-14 Ian Lance Taylor <iant@google.com>
15234 * fold-const.c (fold_overflow_warning): Remove assertion.
15236 2008-04-15 Ben Elliston <bje@au.ibm.com>
15238 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
15239 temp1 local variables.
15241 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
15244 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
15245 ".text.unlikely" section as executable.
15247 2008-04-14 James E. Wilson <wilson@tuliptree.org>
15249 * config/ia64/ia64.c (rtx_needs_barrier): Handle
15250 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
15251 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
15252 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
15253 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
15254 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
15255 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
15257 2008-04-14 Ian Lance Taylor <iant@google.com>
15259 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
15260 * fold-const.c (fold_comparison): If appropriate, test
15261 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
15262 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
15263 reassociating a pointer type.
15264 * doc/invoke.texi (Optimize Options): Document that
15265 -fstrict-overflow applies to pointer wraparound.
15267 2008-04-13 Jan Hubicka <jh@suse.cz>
15269 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
15271 2008-04-12 Andrew Pinski <pinskia@gmail.com>
15273 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
15274 we are going to "save the world".
15276 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
15278 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
15279 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
15280 operand 0 constraint, not "=".
15282 2008-04-11 James E. Wilson <wilson@tuliptree.org>
15284 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
15286 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15288 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
15289 of size of positions_needed * CHAR_BIT.
15291 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15293 PR middle-end/35897
15294 * dse.c (store_info): Change positions_needed to unsigned
15296 (lowpart_bitmask): New.
15297 (record_store): Cast to unsigned HOST_WIDE_INT for
15298 positions_needed. Assert width <= size of positions_needed *
15299 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
15300 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
15301 lowpart_bitmask to set mask.
15303 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15305 * config/bfin/constraints.md: New file.
15306 * config/bfin/bfin.md: Include it.
15307 (adddi3): Use satisfies_constraint functions instead of the old macros.
15308 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
15309 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
15310 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
15311 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
15312 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
15313 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
15314 EXTRA_CONSTRAINT): Delete.
15315 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
15316 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
15318 * config/bfin/bfin.c: Include "tm-constrs.h".
15319 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
15320 Use satisfies_constraint functions instead of the old macros.
15321 * doc/md.texi (Blackfin Constraints): Update file name reference.
15323 2008-04-11 Richard Guenther <rguenther@suse.de>
15325 PR tree-optimization/35869
15326 * tree-vrp.c (execute_vrp): Move switch statement update after
15327 jump threading. Schedule another cfg cleanup run.
15329 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
15332 * attribs.c (decl_attributes): Return early on errorneous node.
15334 2008-04-10 Oleg Ryjkov <olegr@google.com>
15336 * tree.h (struct tree_base): Added a new flag default_def_flag.
15337 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
15339 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
15341 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
15343 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15346 * pa.md: Define mode iterator P. Define mode attribute dwc.
15347 (dcacheflush): Update pattern to use iterator P and attribute dwc.
15348 (icacheflush): Likewise.
15349 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
15350 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
15352 2008-04-11 Ben Elliston <bje@au.ibm.com>
15354 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
15356 2008-04-10 Rafael Espindola <espindola@google.com>
15358 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
15359 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
15360 (extract_range_from_expr): The same.
15362 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15364 * config/mips/mips.md (GPR2): New mode iterator.
15365 (seq): Add comment.
15366 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
15367 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
15368 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
15369 Rewrite these to take two modes, the mode of comparison and the
15370 mode of the destination.
15371 * config/mips/mips.c (mips_expand_scc): Instead of having
15372 paradoxical subreg as destination, expand "narrowing" scc if mode
15373 of comparison is SI and target is requested in DI mode.
15374 (mips_emit_int_order_test): Update comment. Make mode of
15375 comparison match CMP0 rather than TARGET. When creating inverse
15376 target use mode of TARGET.
15378 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15380 * gcov-dump.c (tag_summary): Only print summaries for the first
15381 GCOV_COUNTERS_SUMMABLE counters.
15383 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
15385 * config/i386/i386.md (absneg): New code iterator.
15386 (absnegprefix): New code attribute.
15387 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
15388 patterns using absneg code iterator.
15389 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
15390 using absneg code iterator.
15391 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
15392 *neg<mode>2 patterns using absneg code iterator.
15393 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15394 *negextendsfdf2 patterns using absneg code iterator.
15395 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
15396 *negextendsfxf2 patterns using absneg code iterator.
15397 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15398 *negextendsfdf2 patterns using absneg code iterator.
15399 * config/i386/sse.md (<code><mode>2): Macroize expander from
15400 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
15402 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
15404 * config/s390/s390.h: Remove the remains of the recent search
15405 & replace action of current_function_outgoing_args_size.
15407 2008-04-10 Ira Rosen <irar@il.ibm.com>
15409 PR tree-optimization/35821
15410 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
15411 NEW_STMT_LIST is not NULL.
15413 2008-04-09 David Edelsohn <edelsohn@gnu.org>
15416 * toplev.c (process_options): Remove -ffunction-sections debugging
15419 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
15421 PR middle-end/PR28690
15422 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
15423 than gen_rtx_fmt_ee to perform more canonicalizations.
15425 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15428 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
15430 2008-04-09 Richard Guenther <rguenther@suse.de>
15432 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
15433 (dump_function_to_file): Dump function arguments with types.
15435 2008-04-08 Richard Guenther <rguenther@suse.de>
15437 * fold-const.c (fold_widened_comparison): Do not allow
15438 sign-changes that change the result.
15440 2008-04-08 Janis Johnson <janis187@us.ibm.com>
15443 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
15444 kinds of indirect references.
15446 2008-04-08 David Edelsohn <edelsohn@gnu.org>
15448 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
15449 GNU Fortran language string.
15451 2008-04-08 Rafael Espindola <espindola@google.com>
15453 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
15454 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
15455 * tree.h (tree_call_nonnegative_warnv_p): New.
15457 2008-04-08 Jan Hubicka <jh@suse.cz>
15459 * function.c (free_after_compilation): Clear out regno_reg_rtx
15462 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
15465 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
15467 PR middle-end/PR28690
15468 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
15469 same precedence as REG_POINTER and MEM_POINTER operands.
15471 2008-04-08 Richard Guenther <rguenther@suse.de>
15473 PR middle-end/35834
15474 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
15475 for adding index to base.
15477 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
15479 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
15480 (MINGW_ENABLE_EXECUTE_STACK): New.
15481 (IN_LIBGCC2): For libgcc include windows.h file for
15482 function declarations.
15484 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
15486 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
15487 and tem2 if tem1 is not a REG or MULT.
15489 2008-04-08 Jan Hubicka <jh@suse.cz>
15491 * function.h (incomming_args): Break out of struct function.
15492 (function_subsections): Break out of struct function.
15493 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
15494 return_rtx and hard_reg_initial_vals from struct function.
15495 Kill inl_max_label_num.
15496 (current_function_pops_args, current_function_args_info,
15497 current_function_args_size, current_function_args_size,
15498 current_function_pretend_args_size,
15499 current_function_outgoing_args_size,
15500 current_function_internal_arg_pointer, current_function_return_rtx):
15501 Kill compatibility accestor macros.
15502 * builtins.c (expand_builtin_apply_args_1): Update.
15503 (expand_builtin_next_arg): Update.
15504 * df-scan.c (df_get_call_refs): Update.
15505 * dbxout.c (dbxout_function_end): Update.
15506 * dwarf2out.c (dwarf2out_switch_text_section): Update.
15507 (output_line_info): Update.
15508 (secname_for_decl): Update.
15509 (dwarf2out_var_location): Update.
15510 * function.c (free_after_compilation): Update.
15511 (assign_parm_find_stack_rtl): Update.
15512 (assign_parms): Update.
15513 (expand_dummy_function_end): Update.
15514 (expand_function_end): Update.
15515 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
15516 (expand_call): Update.
15517 (emit_library_call_value_1): Update.
15518 (store_one_arg): Update.
15519 * varasm.c (initialize_cold_section_name): Update.
15520 (unlikely_text_section): Update.
15521 (unlikely_text_section_p): Update.
15522 (assemble_start_function): Update.
15523 (assemble_end_function): Update.
15524 (default_section_type_flags): Update.
15525 (switch_to_section): Update.
15526 * integrate.c (set_decl_abstract_flags): Update.
15527 (get_hard_reg_initial_val): Update.
15528 (has_hard_reg_initial_val): Update.
15529 (allocate_initial_values): Update.
15530 * resource.c (init_resource_info): Update.
15531 * config/alpha/alpha.c (NUM_ARGS): Update.
15532 (direct_return): Update.
15533 (alpha_va_start): Update.
15534 (alpha_sa_size): Update.
15535 (alpha_initial_elimination_offset): Update.
15536 (alpha_expand_prologue): Update.
15537 (alpha_start_function): Update.
15538 (alpha_expand_epilogue): Update.
15539 (unicosmk_initial_elimination_offset):
15540 * config/alpha/alpha.md (call expander): Update.
15541 * config/s390/s390.c (s390_register_info): Update.
15542 (s390_register_info): Update.
15543 (s390_frame_info): Update.
15544 (s390_initial_elimination_offset): Update.
15545 (s390_build_builtin_va_list): Update.
15546 (s390_va_start): Update.
15547 * config/spu/spu.c (direct_return): Update.
15548 (spu_expand_prologue): Update.
15549 (spu_initial_elimination_offset): Update.
15550 (spu_build_builtin_va_list): Update.
15551 (spu_va_start): Update.
15552 * config/sparc/sparc.c (sparc_init_modes): Update.
15553 (sparc_compute_frame_size): Update.
15554 (function_value): Update.
15555 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
15556 * config/i386/i386.md (return expander): Update.
15557 * config/i386/i386.c (ix86_va_start): Update.
15558 (ix86_can_use_return_insn_p): Update.
15559 (ix86_compute_frame_layout): Update.
15560 (ix86_expand_epilogue): Update.
15561 * config/sh/sh.c (output_stack_adjust): Update.
15562 (calc_live_regs): Update.
15563 (sh_expand_prologue): Update.
15564 (sh_builtin_saveregs): Update.
15565 (sh_va_start): Update.
15566 (initial_elimination_offset): Update.
15567 (sh_allocate_initial_value): Update.
15568 (sh_function_ok_for_sibcall): Update.
15569 (sh_get_pr_initial_val): Update.
15570 * config/sh/sh.md (return expander): Update.
15571 * config/avr/avr.c (frame_pointer_required_p): UPdate.
15572 * config/crx/crx.c (crx_compute_frame): UPdate.
15573 (crx_initial_elimination_offset): UPdate.
15574 * config/xtensa/xtensa.c (compute_frame_size): Update
15575 (xtensa_builtin_saveregs): Update.
15576 (xtensa_va_start): Update.
15577 (order_regs_for_local_alloc): Update.
15578 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
15579 (xstormy16_expand_builtin_va_start): Update.
15580 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
15581 * config/m68hc11/m68hc11.md (return expanders): Update.
15582 * config/m68hc11/m68hc11.c (expand_prologue): Update.
15583 (expand_epilogue): Update.
15584 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
15585 (cris_simple_epilogue): Update.
15586 (cris_expand_prologue): Update.
15587 (cris_expand_epilogue): Update.
15588 * config/iq2000/iq2000.c (iq2000_va_start): Update.
15589 (compute_frame_size): Update.
15590 * config/mt/mt.c (mt_compute_frame_size): Update.
15591 * config/mn10300/mn10300.c (expand_prologue): Update.
15592 (expand_epilogue): Update.
15593 (initial_offset): Update.
15594 (mn10300_builtin_saveregs):
15595 * config/mn10300/mn10300.md (return expander): Update.
15596 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
15597 (ia64_initial_elimination_offset): Update.
15598 (ia64_initial_elimination_offset): Update.
15599 (ia64_expand_prologue): Update.
15600 * config/m68k/m68k.md (return expander): Update.
15601 * config/rs6000/rs6000.c (rs6000_va_start): Update.
15602 (rs6000_stack_info): Update.
15603 * config/mcore/mcore.c (layout_mcore_frame): Update.
15604 (mcore_expand_prolog): Update.
15605 * config/arc/arc.c (arc_compute_frame_size): Update.
15606 * config/score/score3.c (score3_compute_frame_size): Update.
15607 * config/score/score7.c (score7_compute_frame_size): Update.
15608 * config/arm/arm.c (use_return_insn): Update.
15609 (thumb_find_work_register): Update.
15610 (arm_compute_save_reg_mask): Update.
15611 (arm_output_function_prologue): Update.
15612 (arm_output_epilogue): Update.
15613 (arm_size_return_regs): Update.
15614 (arm_get_frame_offsets): Update.
15615 (arm_expand_prologue): Update.
15616 (thumb_exit): Update.
15617 (thumb_unexpanded_epilogue): Update.
15618 (thumb1_output_function_prologue): Update.
15619 * config/pa/pa.md (return expander): Update.
15620 * config/pa/pa.c (compute_frame_size): Update.
15621 (hppa_builtin_saveregs): Update.
15622 * config/mips/mips.c (mips_va_start): Update.
15623 (mips16_build_function_stub): Update.
15624 (mips_compute_frame_info): Update.
15625 (mips_restore_gp): Update.
15626 (mips_output_function_prologue): Update.
15627 (mips_expand_prologue): Update.
15628 * config/v850/v850.c (compute_frame_size): Update.
15629 (expand_prologue): * config/mmix/mmix.c (along): update.
15630 (mmix_initial_elimination_offset): update.
15631 (mmix_reorg): update.
15632 (mmix_use_simple_return): update.
15633 (mmix_expand_prologue): update.
15634 (mmix_expand_epilogue): Update.
15635 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
15636 (emit_link_insn): Update.
15638 2008-04-08 Anatoly Sokolov <aesok@post.ru>
15640 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
15641 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
15643 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
15646 2008-04-07 Jan Hubicka <jh@suse.cz>
15648 * function.h (rtl): Rename to x_rtl.
15649 (crtl): New define.
15650 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
15651 frame_offset, stack_check_probe_note, arg_pointer_save_area,
15652 used_temp_slots avail_temp_slots, temp_slot_level,
15653 nonlocal_goto_handler_labels): Update accesstors.
15654 (rtl): New global variable.
15655 (struct function): Move some fileds to rtl_data.
15656 (get_arg_pointer_save_area): Update prototype.
15657 * builtins.c (expand_builtin_setjmp_receiver): Update call of
15658 get_arg_pointer_save_area.
15659 * expr.c (init_expr): Update
15660 * function.c (get_frame_size): Update
15661 (assign_stack_local): Update
15662 (expand_function_end): Update.
15663 (get_art_pointer_save_area): Update
15665 * emit-rtl.c (rtl): Declare.
15666 (regno_reg_rtx): Declare.
15667 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
15669 (gen_reg_rtx): Update.
15670 * varasm.c (n_deferred_constatns): Update accestor.
15671 (init_varasm_status): Do not allocate varasm_status.
15672 (force_const_mem, get_pool_size, output_constant_pool): Update.
15673 * stmt.c (force_label_rtx): Do not use x_ prefixes.
15674 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
15675 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
15676 * sparc/sparc.h (INIT_EXPANDERS): Update.
15677 * ia64/ia64.h (INIT_EXPANDERS): Update.
15679 2008-04-07 James E. Wilson <wilson@tuliptree.org>
15681 * reload.c (push_secondary_reload): Add missing break to for loop.
15683 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
15685 PR middle-end/PR28690
15686 * rtlanal.c: Update copyright years.
15687 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
15688 as REG_POINTER and MEM_POINTER operands.
15689 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
15690 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
15691 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
15692 * gcse.c: Update copyright years.
15693 (pre_delete): Call gen_reg_rtx_and_attrs.
15694 (hoist_code): Likewise.
15695 (build_store_vectors): Likewise.
15696 (delete_store): Likewise.
15697 * loop-invariant.c (move_invariant_reg): Likewise.
15698 Update copyright years.
15700 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
15702 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
15703 control string instead of quoted.
15705 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
15707 * doc/rtl.texi: Rewrite of subreg section.
15709 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
15712 * config/i386/i386.c (legitimize_pic_address): Add treating
15713 of dllimport SYM_REF's.
15714 (legitimize_dllimport_symbol): Add prototype.
15716 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
15718 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
15719 reference in constructor with non self-referential type.
15721 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
15723 Removal of Return with Depressed Stack Pointer support
15724 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
15725 (ECF_SP_DEPRESSED): Likewise.
15726 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
15727 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
15728 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
15729 (expand_call): Do not test ECF_SP_DEPRESSED.
15730 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
15731 * function.c (keep_stack_depressed): Delete.
15732 (handle_epilogue_set): Likewise.
15733 (update_epilogue_consts): Likewise.
15734 (emit_equiv_load): Likewise.
15735 (thread_prologue_and_epilogue_insns): Remove support for Return with
15736 Depressed Stack Pointer.
15737 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
15739 2008-04-06 Richard Guenther <rguenther@suse.de>
15741 PR tree-optimization/35400
15742 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
15743 information from SSA_NAMEs.
15745 2008-04-06 Anatoly Sokolov <aesok@post.ru>
15747 * config/avr/avr.h (avr_mega_p): Remove declaration.
15748 (AVR_MEGA): Remove macro.
15749 * config/avr/avr.c (avr_mega_p): Remove variable.
15750 (avr_override_options): Remove inicializion of avr_mega_p.
15751 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
15752 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
15753 (avr_jump_mode): (Ditto.).
15754 (avr_output_progmem_section_asm_op): (Ditto.).
15755 (avr_asm_init_sections): (Ditto.).
15756 (avr_asm_init_sections): (Ditto.).
15757 (avr_rtx_costs): (Ditto.).
15758 * config/avr/avr.md: (Ditto.).
15759 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
15762 2008-04-06 Richard Guenther <rguenther@suse.de>
15764 PR tree-optimization/35842
15765 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
15766 is_gimple_invariant_address.
15768 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15770 * gcc.c (default_compilers): Sync Fortran extensions list with
15771 that in fortran/lang-specs.h.
15772 * doc/invoke.texi: Likewise.
15773 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
15774 * dwarf2out.c (gen_compile_unit_die): Likewise.
15776 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
15778 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
15780 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
15783 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
15784 attribute is used for nested functions.
15786 2008-04-05 Jan Hubicka <jh@suse.cz>
15788 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
15790 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
15792 (dump_files): Update.
15793 (enable_rtl_dump_file): Do not accept letter argument.
15794 * tree-pass.h (dump_file_info): Remove letter argument.
15795 * toplev.c (decode_d_option): Update -da handling.
15796 * toplev.h (enable_rtl_dump_file): Update prototype.
15797 * passes.c (register_one_dump_file): Do not accept IPA argument; work
15798 it out based on pass type.
15799 (register_dump_files_1): Likewise.
15800 (init_optimization_passes): Update register_one_dump_file calls.
15801 (execute_one_pass): Sanity check that IPA passes are called at IPA
15802 level and RTL passes at RTL level.
15803 (execute_pass_list): IPA pass can not be after or subpass of
15805 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
15806 disallov RTL subpasses of IPA subpasses.
15808 2008-04-05 Ben Elliston <bje@au.ibm.com>
15810 * tree-cfg.c (need_fake_edge_p): Return false for calls to
15811 builtins that return exactly once and do not throw. Cache call to
15814 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
15816 PR rtl-optimization/34916
15817 PR middle-end/35519
15818 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
15819 between instruction pairs.
15821 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
15823 * doc/invoke.texi: Document -mbitops for SH.
15824 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
15825 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
15826 * config/sh/sh.c (print_operand): Add %t operand code.
15827 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
15828 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
15829 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
15830 (extendqihi2): Likewise.
15831 (movqi_i): Likewise.
15832 (insv): Use bset, bclr and bst instructions for SH2A if possible.
15833 (extv): Use bld instruction for SH2A if possible.
15835 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
15836 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
15837 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
15838 (bset.b, bclr.b): Define peepholes.
15839 * config/sh/sh.opt (mbitops): New option.
15841 2008-04-04 Janis Johnson <janis187@us.ibm.com>
15844 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
15845 and view convert expression.
15847 2008-04-04 Jakub Jelinek <jakub@redhat.com>
15850 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
15852 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
15854 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
15856 * config/i386/cpuid.h (bit_AES): New.
15857 (bit_PCLMUL): Likewise.
15859 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
15860 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
15861 SSE2 if AES or PCLMUL is enabled.
15862 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
15863 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
15864 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
15865 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
15866 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
15867 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
15868 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
15869 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
15870 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
15871 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
15872 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
15873 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
15874 __builtin_ia32_aeskeygenassist128 and
15875 __builtin_ia32_pclmulqdq128.
15876 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
15877 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
15878 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
15880 * config/i386/i386.h (TARGET_AES): New.
15881 (TARGET_PCLMUL): Likewise.
15882 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
15884 * config/i386/i386.md (UNSPEC_AESENC): New.
15885 (UNSPEC_AESENCLAST): Likewise.
15886 (UNSPEC_AESDEC): Likewise.
15887 (UNSPEC_AESDECLAST): Likewise.
15888 (UNSPEC_AESIMC): Likewise.
15889 (UNSPEC_AESKEYGENASSIST): Likewise.
15890 (UNSPEC_PCLMUL): Likewise.
15892 * config/i386/i386.opt (maes): New.
15893 (mpclmul): Likewise.
15895 * config/i386/sse.md (aesenc): New pattern.
15896 (aesenclast): Likewise.
15897 (aesdec): Likewise.
15898 (aesdeclast): Likewise.
15899 (aesimc): Likewise.
15900 (aeskeygenassist): Likewise.
15901 (pclmulqdq): Likewise.
15903 * config/i386/wmmintrin.h: New.
15905 * doc/extend.texi: Document AES and PCLMUL built-in function.
15907 * doc/invoke.texi: Document -maes and -mpclmul.
15909 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
15911 * function.c (free_after_parsing): Replace with
15912 cxx_push_function_context from C++ front-end.
15913 (allocate_struct_function): Don't call langhook.
15914 * langhooks.h (struct lang_hooks_for_functions): Delete.
15915 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
15917 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
15918 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
15919 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
15920 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
15921 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
15922 remove LANG_HOOKS_FUNCTION_INITIALIZER.
15923 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
15925 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
15926 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
15928 2008-04-04 Jakub Jelinek <jakub@redhat.com>
15931 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
15934 2008-04-04 Richard Guenther <rguenther@suse.de>
15936 PR middle-end/35823
15937 * fold-const.c (optimize_minmax_comparison): Use the correct
15938 type for the constant in the simplified comparison.
15940 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
15942 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
15943 Pass L2 size as "--param l2-cache-size" to the compiler.
15944 (decode_l2_cache): New function to decode L2 cache parameters using
15945 0x8000006 extended cpuid function.
15946 (detect_caches_amd): Determine parameters of L2 cache using
15947 decode_l2_caches function.
15948 (decode_caches_intel): Decode L2 cache parameters.
15949 (detect_caches_intel): Determine L2 cache parameters using
15950 decode_caches_intel and decode_l2_caches functions.
15952 2008-04-03 Bob Wilson <bob.wilson@acm.org>
15954 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
15955 secondary input reload for subword loads from the constant pool.
15957 2008-04-03 Janis Johnson <janis187@us.ibm.com>
15960 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
15961 constants of the appropriate size for runtime calculations.
15964 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
15965 decimal-float literal constant zero.
15967 2008-04-03 Jakub Jelinek <jakub@redhat.com>
15970 * c-parser.c (c_parser_omp_atomic): Call
15971 default_function_array_conversion on the RHS.
15973 PR middle-end/35818
15974 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
15975 call is_variable_sized if decl has incomplete type.
15977 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
15979 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
15981 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
15983 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
15985 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
15986 (sgt<u>): Merge sgt and sgtu into new expander.
15987 (sgt, sgtu): Remove expanders.
15988 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
15989 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
15990 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
15991 *sgtu_<mode>_mips16 into new pattern.
15992 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
15993 (sge<u>): Merge sge and sgeu into new expander.
15994 (sge, sgeu): Remove expanders.
15995 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
15997 (*sge_<mode>, second *sge_<mode>): Remove patterns.
15998 (slt<u>): Merge slt and sltu into new expander.
15999 (slt, sltu): Remove expanders.
16000 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
16001 (*slt_<mode>, *sltu_<mode>): Remove patterns.
16002 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
16003 *sltu_<mode>_mips16 into new pattern.
16004 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
16005 (sle<u>): Merge sle and sleu into new expander.
16006 (sle, sleu): Remove expanders.
16007 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
16008 (*sle_<mode>, *sleu_<mode>): Remove patterns.
16009 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
16010 *sleu_<mode>_mips16 into new pattern.
16011 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
16013 2008-04-03 Jan Hubicka <jh@suse.cz>
16015 PR tree-optimization/35795
16016 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
16017 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16018 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
16019 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
16020 * score/score3.c (score3_output_mi_thunk): Likewise.
16021 * score/score7.c (score7_output_mi_thunk): Likewise.
16022 * mips/mips.c (mips_output_mi_thunk): Likewise.
16024 2008-04-03 Richard Guenther <rguenther@suse.de>
16026 * tree-vrp.c (extract_range_from_unary_expr): Handle all
16027 conversions. Simplify code.
16029 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
16031 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
16033 2008-04-03 Tom Tromey <tromey@redhat.com>
16034 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16036 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
16037 * config/bfin/t-bfin-linux (generated_files): Add
16038 linux-sysroot-suffix.h.
16039 * doc/install.texi (Prerequisites): Require make 3.80.
16040 * doc/sourcebuild.texi (Front End Directory): Document new
16042 * Makefile.in (generated_files): New variable.
16043 (ALL_HOST_OBJS): New variable.
16044 ($(ALL_HOST_OBJS)): New target.
16046 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16048 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
16049 (remap_block): Call id->transform_lang_insert_block instead
16051 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
16052 Set id.transform_lang_insert_block to NULL.
16053 (clone_body): Move to cp/optimize.c
16054 * tree-inline.h (struct copy_body_data): Change
16055 transform_lang_insert_block to function pointer.
16056 (copy_generic_body, copy_decl_no_change): Export.
16057 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
16058 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
16059 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
16061 * c-tree.h (insert_block): Kill.
16062 * c-decl.c (insert_block): Kill.
16064 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16066 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16067 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16068 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
16070 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
16071 argument, call {push,pop}_function_context from here.
16072 * c-parser.c: Use c_{push,pop}_function_context.
16074 * function.c (push_function_context_to): Move meat ...
16075 (push_function_context): ... here. Simplify.
16076 * function.c (pop_function_context_from): Move meat ...
16077 (pop_function_context): ... here. Simplify.
16078 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
16080 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16081 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16082 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
16083 * tree.h (push_function_context_to, pop_function_context_from): Remove.
16085 2008-04-03 Ben Elliston <bje@au.ibm.com>
16087 * expmed.c (extract_force_align_mem_bit_field): Remove.
16089 2008-04-03 Richard Guenther <rguenther@suse.de>
16091 PR middle-end/35800
16092 * expr.h (try_casesi): Adjust prototype.
16093 * expr.c (try_casesi): Take fallback label as extra parameter.
16094 Use that for gen_casesi if default_label is NULL.
16095 * stmt.c (expand_case): Pass fallback label to try_casesi,
16096 make sure to fill gaps with a fallback label if default_label
16099 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
16102 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
16104 2008-04-03 Ben Elliston <bje@au.ibm.com>
16106 * expmed.c (extract_split_bit_field): Remove if (0) code.
16107 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
16108 (do_ds_constraint): Likewise.
16110 2008-04-02 Joseph Myers <joseph@codesourcery.com>
16112 * doc/cppopts.texi (-dU): Document.
16113 * c-common.h (flag_dump_macros): Update comment.
16114 * c-opts.c (handle_OPT_d): Handle -dU.
16115 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
16116 dump_queued_macros, cb_used_define, cb_used_undef): New.
16117 (init_pp_output): Handle -dU.
16118 (cb_line_change): Call dump_queued_macros.
16119 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
16121 2008-04-02 Anatoly Sokolov <aesok@post.ru>
16123 * config/avr/predicates.md (io_address_operand): New predicate.
16124 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
16125 * config/avr/avr.c (avr_io_address_p): Remove function.
16126 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
16127 'avr_io_address_p' function.
16128 (out_movhi_r_mr): (Ditto.).
16129 (out_movqi_mr_r): (Ditto.).
16130 (out_movhi_mr_r): (Ditto.).
16131 (avr_address_cost): (Ditto.).
16133 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
16135 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
16136 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
16137 in 32bit mode when XMM registers are available to avoid store
16139 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
16140 corresponding post-reload splitters.
16142 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16144 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
16145 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
16146 __builtin_ia32_roundss.
16147 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
16148 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
16149 __builtin_ia32_roundss.
16150 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
16151 IX86_BUILTIN_SHUFPD here.
16153 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16155 * config/i386/i386.md (plogic): New.
16156 (plogicprefix): Likewise.
16158 * config/i386/mmx.md (mmx_<code><mode>3): New.
16159 (mmx_and<mode>3): Removed.
16160 (mmx_ior<mode>3): Likewise.
16161 (mmx_xor<mode>3): Likewise.
16163 * config/i386/sse.md (<code><mode>3): New.
16164 (*<code><mode>3): Likewise.
16165 (*<code><mode>3): Likewise.
16166 (<code><mode>3): Likewise.
16167 (*sse_<code><mode>3): Likewise.
16168 (*sse2_<code><mode>3): Likewise.
16169 (<code>tf3): Likewise.
16170 (*<code>tf3): Likewise.
16171 (and<mode>3): Likewise.
16172 (*and<mode>3): Likewise.
16173 (ior<mode>3): Removed.
16174 (*ior<mode>3): Likewise.
16175 (xor<mode>3): Likewise.
16176 (*xor<mode>3): Likewise.
16177 (*and<mode>3): Likewise.
16178 (*ior<mode>3): Likewise.
16179 (*xor<mode>3): Likewise.
16180 (and<mode>3): Likewise.
16181 (*sse_and<mode>3): Likewise.
16182 (*sse2_and<mode>3): Likewise.
16183 (andtf3): Likewise.
16184 (*andtf3): Likewise.
16185 (ior<mode>3): Likewise.
16186 (*sse_ior<mode>3): Likewise.
16187 (*sse2_ior<mode>3): Likewise.
16188 (iortf3): Likewise.
16189 (*iortf3): Likewise.
16190 (xor<mode>3): Likewise.
16191 (*sse_xor<mode>3): Likewise.
16192 (*sse2_xor<mode>3): Likewise.
16193 (xortf3): Likewise.
16194 (*xortf3): Likewise.
16196 2008-04-02 Richard Guenther <rguenther@suse.de>
16198 PR tree-optimization/14495
16199 PR tree-optimization/34793
16200 * tree-vrp.c (struct switch_update): New structure.
16201 (to_remove_edges, to_update_switch_stmts): New VECs.
16202 (simplify_switch_using_ranges): New function. Remove not taken
16203 case labels and edges.
16204 (simplify_stmt_using_ranges): Call it.
16205 (identify_jump_threads): Mark edges we have queued for removal
16206 so we don't thread them.
16207 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
16209 * tree-cfg.c (group_case_labels): Deal with missing default label.
16210 (tree_verify_flow_info): Allow missing default label.
16211 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
16212 (emit_case_nodes): Likewise.
16213 (expand_case): Do not rely on the default label to be present.
16214 * expr.c (try_casesi): Deal with NULL default_label.
16215 (do_tablejump): Likewise.
16217 2008-04-02 Richard Guenther <rguenther@suse.de>
16219 PR tree-optimization/14495
16220 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
16221 SWITCH_EXPR here ...
16222 (vrp_visit_switch_stmt): ... but here (new function).
16223 (find_case_label_index): New helper function.
16224 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
16226 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16228 * fwprop.c: Fix ISO-C99ism.
16230 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16233 * Makefile.in (objdir): Set it here.
16234 * configure.ac: Not here. Find dynamic linker characteristics.
16235 * exec-tool.in: Use them.
16236 * aclocal.m4: Regenerate.
16237 * configure: Regenerate.
16239 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16241 * expr.c (expand_var): Delete it.
16242 * expr.h (expand_var): Delete prototype.
16243 * function.c (expand_function_start): Use expand_decl instead.
16244 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
16247 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
16249 PR rtl-optimization/35542
16250 * fwprop.c (forward_propagate_and_simplify): Replace
16251 loc_reg_mentioned_in_p with reg_mentioned_p.
16253 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16255 PR rtl-optimization/35281
16256 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
16257 (propagate_rtx_1): Handle PR_HANDLE_MEM.
16258 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
16259 (varying_mem_p): Move above propagate_rtx.
16260 (all_uses_available_at): Do not check MEMs.
16262 2008-04-02 Rafael Espindola <espindola@google.com>
16264 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
16265 (register_edge_assert_for_2): Split the cond argument.
16266 (register_edge_assert_for_1): Adjust for the change in
16267 register_edge_assert_for_2.
16268 (register_edge_assert_for): Split the cond argument.
16269 (find_switch_asserts): Adjust for the change in
16270 register_edge_assert_for.
16272 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
16274 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
16275 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
16276 offsets for 64-bit mingw.
16277 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
16278 abi for x86_64-pc-mingw.
16280 2008-04-02 Richard Guenther <rguenther@suse.de>
16282 * tree-vrp.c (extract_range_from_assert): Make sure to not
16283 produce range min/max with TREE_OVERFOW set.
16284 If merging a anti-range and a range keep the anti-range if
16285 the range covers all values of the type.
16286 (register_edge_assert_for_2): Only allow sign-changing
16287 conversions in detecting canonical range checks. Also
16288 register an assert for the unsigned name if useful.
16290 PR tree-optimization/35787
16291 * tree-vrp.c (vrp_val_max): New function.
16292 (vrp_val_min): Likewise.
16293 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
16294 (vrp_val_is_min): Likewise.
16295 (supports_overflow_infinity): Use vrp_val_{min,max}.
16296 (negative_overflow_infinity): Likewise.
16297 (positive_overflow_infinity): Likewise.
16298 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
16299 (is_positive_overflow_infinity): Likewise.
16300 (is_overflow_infinity): Likewise.
16301 (avoid_overflow_infinity): Use vrp_val_{min,max} and
16302 vrp_val_is_{min,max}.
16303 (set_and_canonicalize_value_range): Canonicalize anti-ranges
16304 to ranges if possible. Avoid empty ranges.
16306 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16308 PR middle-end/35705
16309 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
16310 the expression is a function address.
16312 2008-04-01 George Helffrich <george@gcc.gnu.org>
16314 PR fortran/35154, fortran/23057
16315 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
16316 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
16317 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
16318 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
16320 (dbxout_syms): Check for COMMON-based symbol and wrap in
16321 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
16322 in bracket for efficiency.
16324 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
16325 using DW_TAG_common_block + member offset.
16326 (add_pubname_string): New function.
16327 (dw_expand_expr): New function to find block name and offset for
16329 (common_check): New function to check whether symbol in Fortran COMMON.
16330 (gen_variable_die): If COMMON, use DW_TAG_common_block.
16332 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
16335 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
16337 2008-04-02 Ben Elliston <bje@au.ibm.com>
16339 * config/v850/v850.md (casesi): Remove if (0) code.
16340 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
16341 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
16343 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
16345 * config/i386/i386.md (rex64suffix): New mode attribute.
16346 (floathi<mode>2): Disable expander for SSE math.
16347 (*floathi<mode>2_1): New insn insn_and_split pattern.
16348 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
16349 corresponding post-reload splitters.
16350 (*floathi<mode>2_i387): New macroized insn pattern.
16351 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
16352 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
16353 insn_and_split pattern.
16354 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
16355 New macroized instruction patterns and corresponding post-reload
16357 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
16358 and corresponding post-reload splitters.
16359 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
16360 New macroized instruction patterns.
16361 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
16362 macroized instruction patterns and corresponding post-reload splitters.
16363 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
16364 corresponding post-reload splitters.
16365 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
16366 New macroized instruction patterns.
16367 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
16368 corresponding post-reload splitters.
16369 (*floatsi<mode>2_i387): New macroized instruction patterns.
16371 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
16373 * config/i386/i386.md (smaxmin): New.
16374 (umaxmin): Likewise.
16375 (maxminiprefix): Likewise.
16376 (maxminfprefix): Likewise.
16377 (<code><mode>3): Likewise.
16378 (smin<mode>3): Removed.
16379 (smax<mode>3): Likewise.
16381 * config/i386/mmx.md (mmx_<code>v2sf3): New.
16382 (mmx_<code>v4hi3): Likewise.
16383 (mmx_<code>v8qi3): Likewise.
16384 (mmx_smaxv2sf3): Removed.
16385 (mmx_sminv2sf3): Likewise.
16386 (mmx_umaxv8qi3): Likewise.
16387 (mmx_smaxv4hi3): Likewise.
16388 (mmx_uminv8qi3): Likewise.
16389 (mmx_sminv4hi3): Likewise.
16391 * config/i386/sse.md (<addsub><mode>3): New.
16392 (*<addsub><mode>3): Likewise.
16393 (<sse>_vm<addsub><mode>3): Likewise.
16394 (<maxmin><mode>3): Likewise.
16395 (*<maxmin><mode>3_finite): Likewise.
16396 (*<maxmin><mode>3): Likewise.
16397 (<sse>_vm<maxmin><mode>3): Likewise.
16398 (sse3_h<addsub>v4sf3): Likewise.
16399 (sse3_h<addsub>v2df3): Likewise.
16400 (<maxmin>v16qi3): Likewise.
16401 (*<maxmin>v16qi3): Likewise.
16402 (<maxmin>v8hi3): Likewise.
16403 (*<maxmin>v8hi3): Likewise.
16404 (*sse4_1_<maxmin><mode>3): Likewise.
16405 (*sse4_1_<maxmin><mode>3): Likewise.
16406 (add<mode>3): Removed.
16407 (*add<mode>3): Likewise.
16408 (<sse>_vmadd<mode>3): Likewise.
16409 (sub<mode>3): Likewise.
16410 (*sub<mode>3): Likewise.
16411 (<sse>_vmsub<mode>3): Likewise.
16412 (smin<mode>3): Likewise.
16413 (*smin<mode>3_finite): Likewise.
16414 (*smin<mode>3): Likewise.
16415 (<sse>_vmsmin<mode>3): Likewise.
16416 (smax<mode>3): Likewise.
16417 (*smax<mode>3_finite): Likewise.
16418 (*smax<mode>3): Likewise.
16419 (<sse>_vmsmax<mode>3): Likewise.
16420 (sse3_haddv4sf3): Likewise.
16421 (sse3_haddv2df3): Likewise.
16422 (sse3_hsubv4sf3): Likewise.
16423 (sse3_hsubv2df3): Likewise.
16424 (umaxv16qi3): Likewise.
16425 (*umaxv16qi3): Likewise.
16426 (smaxv8hi3): Likewise.
16427 (*smaxv8hi3): Likewise.
16428 (*sse4_1_smax<mode>3): Likewise.
16429 (*sse4_1_umax<mode>3): Likewise.
16430 (uminv16qi3): Likewise.
16431 (*uminv16qi3): Likewise.
16432 (sminv8hi3): Likewise.
16433 (*sminv8hi3): Likewise.
16434 (*sse4_1_smin<mode>3): Likewise.
16435 (*sse4_1_umin<mode>3): Likewise.
16437 2008-04-01 Rafael Espindola <espindola@google.com>
16439 * tree-cfg.c (verify_expr): remove in_phi.
16440 (verify_stmt): Don't call walk_tree with verify_expr. Use
16441 is_gimple_min_invariant instead of is_gimple_val.
16443 2008-04-01 Joseph Myers <joseph@codesourcery.com>
16445 * doc/include/gpl_v3.texi: Update for manpage generation.
16446 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
16448 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
16449 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
16450 gpl_v3.texi instead of gpl.texi.
16453 2008-04-01 Jakub Jelinek <jakub@redhat.com>
16456 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
16458 2008-04-01 Rafael Espindola <espindola@google.com>
16460 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
16461 (extract_code_and_val_from_cond): Use
16462 extract_code_and_val_from_cond_with_ops.
16464 2008-04-01 Jan Hubicka <jh@suse.cz>
16466 * function.c (free_after_compilation): Free epilogue_delay_list.
16467 (prepare_function_start): Assert that previous compilation was freed.
16469 2008-04-01 Jan Hubicka <jh@suse.cz>
16470 Jim Wilson <wilson@tuliptree.org>
16471 Andreas Tobler <andreast@gcc.gnu.org>
16473 PR middle-end/35781
16474 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
16475 rtl.emit instead cfun->emit.
16476 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
16477 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
16479 2008-04-01 Ben Elliston <bje@au.ibm.com>
16481 * doc/c-tree.texi (Function Basics): Fix grammatical error.
16483 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
16485 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
16487 (fprofile-use): Add var flag_profile_use
16488 * coverage.c (coverage_begin_output): Do not open a gcno file for
16489 output only if -ftest-coverage is set.
16490 Do not add getpwd() to gcda file path.
16491 (build_gcov_info): Check the new flag
16492 flag_profile_datafile_relative_path.
16493 (coverage_init): Use profile_data_prefix.
16494 Read profile counter only if flag_profile_use is set.
16495 * opts.c (common_handle_option): New option fprofile-use=,
16496 fprofile-dir=, fprofile-generate=.
16497 * toplev.c (profile_data_prefix): New variable definition.
16498 * toplev.h (profile_data_prefix): New declaration.
16499 * doc/invoke.tex (Option Summary, Optimization Options):
16502 2008-03-31 James E. Wilson <wilson@tuliptree.org>
16504 * varasm.c (output_constant_pool_1): In LABEL_REF check,
16505 use tmp consistently.
16508 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
16509 * config/ia64/ia64.c (rtx_needs_barrier): Handle
16510 UNSPEC_FR_RECIP_APPROX_RES.
16511 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
16513 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
16516 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
16518 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
16520 PR middle-end/30186
16521 * fold-const.c (fold_indirect_ref_1): Support accessing non first
16522 element of the vector via a pointer.
16524 2008-03-31 Ian Lance Taylor <iant@google.com>
16526 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
16528 2008-03-31 Jan Hubicka <jh@suse.cz>
16530 * builtins.c (expand_builtin_setjmp_receiver): Update call of
16531 get_arg_pointer_save_area.
16532 * expr.c (init_expr): Just clear out rtl.expr.
16533 * function.c (free_after_compilation): Clear out whole RTL structure.
16534 (get_func_frame_size): Merge into ...
16535 (get_frame_size): ... this one.
16536 (assign_stack_local_1): Merge into ...
16537 (assign_stack_local): ... this one.
16538 (expand_function_end): Update call of get_arg_pointer_save_area.
16539 (get_art_pointer_save_area): Remove cfun argument.
16540 * function.h (emit_status): regno_pointer_align does not need length
16541 attribute. Move x_regno_reg_rtx to ...
16542 (regno_reg_rtx): ... new global array.
16543 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
16544 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
16545 apply_args_value, forced_labels, stack_pointer_delta):
16547 (struct varasm_status): Move here from varasm.c
16548 (struct rtl_data): New. Move here some fields from struct function.
16549 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
16550 frame_offset, stack_check_probe_note, arg_pointer_save_area,
16551 used_temp_slots avail_temp_slots, temp_slot_level,
16552 nonlocal_goto_handler_labels): Update accesstors.
16553 (rtl): New global variable.
16554 (struct function): Move some fileds to rtl_data.
16555 (get_arg_pointer_save_area): Update prototype.
16556 * emit-rtl.c (rtl): Declare.
16557 (regno_reg_rtx): Declare.
16558 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
16560 (gen_reg_rtx): Update.
16561 (init_virtual_regs): Do not tate emit_status argument.
16562 (init_emit): Do not allocate emit.
16563 * varasm.c (varasm_statuc): Move to function.h.
16564 (n_deferred_constatns): Update accestor.
16565 (init_varasm_status): Do not allocate varasm_status.
16566 (force_const_mem, get_pool_size, output_constant_pool): Update.
16567 * stmt.c (force_label_rtx): Do not use x_ prefixes.
16568 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
16570 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
16572 PR rtl-optimization/35729
16573 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
16576 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
16579 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
16580 load/store if memory is unaligned.
16581 (*movti_rex64): Likewise.
16583 * config/i386/predicates.md (misaligned_operand): New.
16585 2008-03-31 Andrew Pinski <pinskia@gmail.com>
16588 * tree-ssa-phiopt.c (conditional_replacement): Return early for
16591 2008-03-31 Jan Beulich <jbeulich@novell.com>
16593 * config/ia64/constraints.md: Add 'j' constraint.
16594 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
16595 (movdi_internal): Likewise.
16597 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
16600 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
16602 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
16605 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
16606 proper error message for the third argument on blendpd and
16609 * config/i386/sse.md (blendbits): New.
16610 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
16612 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
16614 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
16616 2008-03-30 Richard Guenther <rguenther@suse.de>
16618 PR middle-end/31023
16619 * fold-const.c (fold_sign_changed_comparison): Do leave
16620 conversions to base-types alone.
16622 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
16624 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
16625 the link register if one altivec register is be saved.
16627 2008-03-30 Ben Elliston <bje@au.ibm.com>
16629 * final.c (final_scan_insn): Remove if (0) code.
16631 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
16633 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
16635 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
16637 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
16638 of V4SFmode to ix86_binary_operator_ok.
16640 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
16642 * config/i386/i386.c (override_options): Initialize
16643 ix86_veclib_handler to ix86_veclibabi_svml when
16644 -mveclibabi=svml is used.
16645 (ix86_veclibabi_svml): New function for SVML ABI style
16646 vectorization support.
16647 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
16649 2008-03-28 Rafael Espindola <espindola@google.com>
16651 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
16652 (tree_binary_nonnegative_warnv_p): Make it public.
16653 (tree_single_nonnegative_warnv_p): Make it public.
16654 (tree_invalid_nonnegative_warnv_p): Make it public.
16655 (tree_unary_nonzero_warnv_p): Make it public.
16656 (tree_binary_nonzero_warnv_p): Make it public
16657 (tree_single_nonzero_warnv_p): Make it public.
16658 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
16659 (extract_range_from_binary_expr): Split the expr argument.
16660 (extract_range_from_unary_expr): Split the expr argument.
16661 (extract_range_from_comparison): Split the expr argument.
16662 (extract_range_from_expr): Use the new aux functions.
16663 (vrp_evaluate_conditional_warnv): Use
16664 vrp_evaluate_conditional_warnv_with_ops.
16665 * tree.h (tree_unary_nonzero_warnv_p): Declare.
16666 (tree_binary_nonzero_warnv_p): Declare.
16667 (tree_single_nonzero_warnv_p): Declare.
16668 (tree_expr_nonzero_warnv_p): Declare.
16669 (tree_unary_nonnegative_warnv_p): Declare.
16670 (tree_binary_nonnegative_warnv_p): Declare.
16671 (tree_single_nonnegative_warnv_p): Declare.
16672 (tree_invalid_nonnegative_warnv_p): Declare.
16674 2008-03-28 Richard Guenther <rguenther@suse.de>
16676 PR tree-optimization/30317
16677 PR tree-optimization/30911
16678 PR tree-optimization/34793
16679 * tree-vrp.c (set_and_canonicalize_value_range): New function.
16680 (struct assert_locus_d): New member EXPR.
16681 (register_new_assert_for): Add EXPR parameter to support
16682 ASSERT_EXPR <name, expr OP limit>.
16683 (register_edge_assert_for_1): Adjust callers.
16684 (find_assert_locations): Likewise.
16685 (process_assert_insertions_for): Build condition from expression.
16686 (extract_range_from_assert): Handle ASSERT_EXPRs
16687 of the form ASSERT_EXPR <name, expr OP limit>.
16688 (register_edge_assert_for_2): New helper registering
16689 asserts for comparisons. Recognize range tests of the form
16690 (unsigned)i - CST1 OP CST2.
16691 (register_edge_assert_for_1): Use it.
16692 (register_edge_assert_for): Likewise.
16693 (needs_overflow_infinity): Integer sub-types
16694 do not need overflow infinities.
16695 (vrp_val_is_max): The extreme values of integer sub-types
16696 are those of the base type.
16697 (vrp_val_is_min): Likewise.
16698 * tree.def (ASSERT_EXPR): Document extra allowed conditional
16701 2008-03-28 Nick Clifton <nickc@redhat.com>
16704 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
16705 Return GENERAL_REGS for stack adjustment reloads.
16707 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16710 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
16711 const_vector when all the vectors are constant.
16713 2008-03-27 Bob Wilson <bob.wilson@acm.org>
16715 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
16717 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
16718 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
16720 (s<code>_sf): Use new scc_sf attribute for opcode names.
16722 2008-03-27 Tom Tromey <tromey@redhat.com>
16724 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
16725 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
16726 config/spu/t-spu-elf, config/i386/t-interix,
16727 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
16728 config/i386/x-darwin, config/i386/x-mingw32,
16729 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
16730 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
16731 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
16732 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
16733 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
16734 config/rs6000/x-darwin, config/rs6000/t-rs6000,
16735 config/score/t-score-elf, config/arm/t-strongarm-pe,
16736 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
16737 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
16738 Revert automatic dependency patch.
16740 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
16743 * config/i386/i386.c (ix86_function_arg_boundary): Align
16744 decimal floating point to its natural boundary.
16746 2008-03-27 Richard Guenther <rguenther@suse.de>
16748 PR middle-end/35716
16749 * fold-const.c (fold_comparison): Restrict distinct decl
16750 comparison folding to VAR_DECLs and PARM_DECLs. Do not
16751 solely rely on operand_equal_p.
16753 2008-03-27 Richard Guenther <rguenther@suse.de>
16756 * c-common.c (handle_weak_attribute): Reject combination of
16759 2008-03-27 Richard Guenther <rguenther@suse.de>
16761 PR tree-optimization/32810
16762 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
16763 conversions from DECL_INITIAL.
16764 (fold_const_aggregate_ref): Likewise from constructor elements.
16766 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
16768 * tree-affine.h (aff_combination_expand): Declare.
16769 (get_inner_reference_aff): Likewise.
16770 * tree-affine.c (aff_combination_expand): Split out from
16771 tree_to_aff_combination_expand.
16772 (get_inner_reference_aff): New function.
16773 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
16774 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
16775 (struct lim_aux_data): sm_done field removed.
16776 (mem_ref_loc_p, mem_ref_locs_p): New types.
16777 (struct mem_ref): Added id, stored, accesses_in_loop,
16778 indep_loop, dep_loop, indep_ref, dep_ref fields.
16779 Removed is_stored, locs and next fields.
16780 (memory_accesses): New variable.
16781 (movement_possibility): Do not allow moving statements
16782 that store to memory.
16783 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
16785 (determine_max_movement): For statements with memory references,
16786 find the outermost loop in that the reference is independent.
16787 (move_computations_stmt): Mark the virtual operands for renaming.
16788 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
16789 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
16790 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
16791 add_vop_ref_mapping, create_vop_ref_mapping_loop,
16792 create_vop_ref_mapping, analyze_memory_references,
16793 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
16794 get_all_locs_in_loop, ref_always_accessed_p,
16795 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
16796 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
16797 store_motion_loop, store_motion): New functions.
16798 (struct vop_to_refs_elt): New type.
16799 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
16800 memref_hash, memref_eq, hoist_memory_references): Rewritten.
16801 (schedule_sm): Replaced by...
16802 (execute_sm): ... this.
16803 (determine_lsm_ref, hoist_memory_references,
16804 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
16805 find_more_ref_vops, free_mem_ref, free_mem_refs,
16806 determine_lsm_loop, determine_lsm): Removed.
16807 (tree_ssa_lim_finalize): Free data structures used by store motion.
16808 (tree_ssa_lim): Call analyze_memory_references. Use
16809 store_motion instead of determine_lsm.
16811 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
16813 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
16814 rename tmake_file to m68hc11/t-m68hc11.
16815 (mcore): Set inhibit_libc to true.
16816 * config.host (alpha*-dec-*vms*): Set extra_programs.
16817 (interix3*): Don't use host_xmake_file.
16818 * configure.ac: Let config.gcc override inhibit_libc.
16819 * configure: Regenerate.
16821 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
16822 * config/t-openbsd-thread: Remove commented out lines.
16824 * config/x-interix: Remove.
16826 * config/m68hc11/t-m68hc11-gas: Rename to...
16827 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
16829 * config/mcore/t-mcore: Remove T_CFLAGS.
16830 * config/mcore/t-mcore-pe: Likewise.
16832 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
16834 * configure.ac: Replace custom __GNU_SOURCE test with
16835 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
16836 * aclocal.m4: Regenerate.
16837 * configure: Regenerate.
16838 * config.in: Regenerate.
16840 2008-03-27 Richard Guenther <rguenther@suse.de>
16842 * fold-const.c (target.h): Include.
16843 (fold_comparison): Fold comparison of addresses of decls
16844 that bind locally or of constants. Consolidate address folding code.
16845 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
16846 results from fold_binary_to_constant.
16847 (compare_values_warnv): Likewise.
16849 2008-03-27 Andrew Pinski <pinskia@gmail.com>
16851 PR middle-end/35429
16852 * fold-const.c (fold_truthop): Check for integeral types when folding
16853 a == 0 && b == 0 and a != 0 || b != 0 .
16855 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
16857 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
16859 2008-03-26 Andreas Schwab <schwab@suse.de>
16861 * doc/invoke.texi: Fix use of @item vs. @itemx.
16863 2008-03-26 Tom Tromey <tromey@redhat.com>
16865 * Makefile.in (build/gensupport.o, build/print-rtl.o,
16866 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
16867 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
16868 build/gencodes.o, build/genconditions.o, build/genconfig.o,
16869 build/genconstants.o, build/genemit.o, build/genextract.o,
16870 build/genflags.o, build/genmddeps.o, build/genopinit.o,
16871 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
16874 2008-03-26 Richard Guenther <rguenther@suse.de>
16877 2008-03-26 Richard Guenther <rguenther@suse.de>
16879 * fold-const.c (target.h): Include.
16880 (fold_comparison): Fold comparison of addresses of two decls
16881 that bind locally. Consolidate address folding code.
16883 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16885 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
16886 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
16887 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
16888 dconstsqrt2, dconstthird, dconste and/or dconst10.
16889 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
16890 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
16891 dconstsqrt2, dconste): Delete.
16892 (init_emit_once): Likewise. Simplify initializing dconstm1.
16894 * real.c (get_real_const): New.
16895 * real.h (dconst3, dconst10, dconstm2, dconstthird,
16896 dconstsqrt2, dconste): Delete.
16897 (real_value_const, get_real_const): New.
16899 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
16901 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
16903 * config/i386/i386.c (ix86_function_arg_boundary): Check
16904 BIGGEST_ALIGNMENT instead of 128.
16905 (setup_incoming_varargs_64): Likewise.
16907 2008-03-26 Tom Tromey <tromey@redhat.com>
16909 * Makefile.in (DEPFILES): Add missing '/'.
16911 2008-03-26 Richard Guenther <rguenther@suse.de>
16913 * fold-const.c (target.h): Include.
16914 (fold_comparison): Fold comparison of addresses of two decls
16915 that bind locally. Consolidate address folding code.
16917 2008-03-26 Nick Clifton <nickc@redhat.com>
16920 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
16921 not allow INT+INT as a legitimate addressing mode.
16923 2008-03-26 Richard Guenther <rguenther@suse.de>
16925 * tree-flow.h (widen_bitfield): Remove declaration.
16926 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
16927 (widen_bitfield): Remove function.
16928 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
16931 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16934 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
16937 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
16939 PR rtl-optimization/35232
16940 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
16941 (forget_old_reloads_1, forget_marked_reloads): Don't clear
16942 reg_reloaded_call_part_clobbered here.
16943 (reload_regs_reach_end_p): New function.
16944 (reload_reg_rtx_for_input): New variable.
16945 (reload_reg_rtx_for_output): Likewise.
16946 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
16947 when reassigning a pseudo register. Load reloadreg from
16948 reload_reg_rtx_for_input, moving the mode and register
16950 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
16951 instead of the original when deciding whether an input reload
16952 would be a no-op or whether an output reload can be deleted.
16953 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
16954 when setting up new_spill_reg_store. Load it from
16955 reload_reg_rtx_for_output, moving the mode and register
16957 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
16958 instead of the original when deciding whether an output reload
16959 would be a no-op. Do the same when modifying insn notes.
16960 Use rtx_equal_p instead of == to compare the registers.
16961 (inherit_piecemeal_p): Take a mode and two register numbers
16963 (emit_reload_insns): Clear new_spill_reg_store for every hard
16964 register in the reload register. Remove spill registers
16965 from reg_reloaded_valid before considering whether to record
16966 inheritance information for them. Use reload_reg_rtx_for_output
16967 instead of reg_rtx when recording output reloads. Use
16968 reload_reg_rtx_for_input instead of reg_rtx when recording
16969 input reloads. Set or clear reg_reloaded_call_part_clobbered
16970 at the same time as setting reg_reloaded_valid.
16971 (delete_output_reload): Add a new_reload_reg parameter and use it
16972 instead of rld[j].reg_rtx.
16973 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
16976 2008-03-25 Tom Tromey <tromey@redhat.com>
16978 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
16979 (build/genattr.o): Likewise.
16980 (build/genattrtab.o): Likewise.
16981 (build/gencodes.o): Likewise.
16982 (build/genconfig.o): Likewise.
16983 (build/genconstants.o): Likewise.
16984 (build/genemit.o): Likewise.
16985 (build/genextract.o): Likewise.
16986 (build/genflags.o): Likewise.
16988 2008-03-25 Bob Wilson <bob.wilson@acm.org>
16990 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
16991 instead of size_int for integer types.
16992 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
16993 to match type of MINUS_EXPR.
16995 2008-03-25 Tom Tromey <tromey@redhat.com>
16997 * configure: Rebuilt.
16998 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
17001 2008-03-25 Tom Tromey <tromey@redhat.com>
17003 * config/x-solaris (host-solaris.o): Update.
17004 * config/x-linux (host-linux.o): Update.
17005 * config/x-hpux (host-hpux.o): Update.
17006 * config/x-darwin (host-darwin.o): Update.
17007 * config/v850/t-v850e (v850-c.o): Update.
17008 * config/v850/t-v850 (v850-c.o): Update.
17009 * config/t-vxworks (vxworks.o): Update.
17010 * config/t-sol2 (sol2-c.o, sol2.o): Update.
17011 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
17012 * config/spu/t-spu-elf (spu-c.o): Update.
17014 * config/sh/t-symbian (sh-c.o): Update.
17015 (symbian.o): Update.
17016 * config/sh/t-sh (sh-c.o): Update.
17017 * config/score/t-score-elf (score7.o, score3.o): Update.
17018 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
17019 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
17020 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
17021 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
17022 (rs6000.o): Remove.
17023 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17024 * config/m32c/t-m32c (m32c-pragma.o): Update.
17025 * config/ia64/t-ia64 (ia64-c.o): Update.
17026 * config/i386/x-mingw32 (host-mingw32.o): Update.
17027 * config/i386/x-i386 (driver-i386.o): Update.
17028 * config/i386/x-darwin (host-i386-darwin.o): Update.
17029 * config/i386/x-cygwin (host-cygwin.o): Update.
17030 * config/i386/t-nwld (nwld.o): Update.
17031 * config/i386/t-netware (netware.o): Update.
17032 * config/i386/t-interix (winnt.o): Update.
17033 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
17034 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
17035 msformat-c.o): Update.
17036 * config/bfin/t-bfin-linux (generated_files): Add
17037 linux-sysroot-suffix.h.
17038 * config/arm/t-wince-pe (pe.o): Update.
17039 * config/arm/t-strongarm-pe (pe.o): Update.
17040 * config/arm/t-pe (pe.o): Update.
17041 * config/arm/t-arm (arm-c.o): Update.
17042 * doc/install.texi (Prerequisites): Require make 3.80.
17043 * Makefile.in: Remove .o targets.
17044 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
17045 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
17046 (simple_generated_h, simple_generated_c): Move earlier.
17047 (generated_files): New variable.
17048 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
17049 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
17050 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
17051 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
17052 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
17053 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
17054 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
17055 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
17056 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
17057 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
17058 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
17059 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
17061 (COMPILE.base, COMPILE): New variables.
17062 (%.o): New pattern rule.
17063 (ALL_HOST_OBJS): New variable.
17064 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
17065 (dummy-checksum.o, cc1-checksum.o): Remove.
17066 (DRIVER_SHLIB): New variable.
17067 (DRIVER_DEFINES): Use it.
17068 (gencondmd.c): Move out of build/.
17069 (s-conditions): Update.
17070 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
17071 (ALL_BUILD_OBJS): Likewise.
17072 (build/%.o): Use BUILDCOMPILE.
17073 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
17074 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
17075 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
17076 build/gencheck.o, build/gencodes.o, build/genconditions.o,
17077 build/genconfig.o, build/genconstants.o, build/genemit.o,
17078 build/genextract.o, build/genflags.o, build/genmddeps.o,
17079 build/genopinit.o, build/genoutput.o, build/genpeep.o,
17080 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
17081 build/gen-protos.o, build/scan.o, build/fix-header.o,
17082 build/scan-decls.o): Simplify.
17083 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
17084 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
17085 prefix.o, toplev.o): Reduce to variable setting.
17086 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
17087 ($(out_object_file), gcc-options.o): New targets.
17088 ($(ALL_HOST_OBJS)): New target. Include dependency files.
17089 * configure: Rebuilt.
17090 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
17091 * doc/sourcebuild.texi (Front End Directory): Document new variable.
17093 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
17095 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
17096 complain when we hit an error, return ERROR_MARK_NODE.
17098 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17100 * config/sh/constraints.md (Pso, Psz): New constraints.
17101 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
17102 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
17104 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17106 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
17107 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
17109 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17111 * config/sh/sh.md (prefetch): Add condition for SH2A target.
17112 (prefetch_sh2a): New.
17114 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17115 Naveen.H.S <naveen.hs@kpitcummins.com>
17117 * config/sh/constraints.md (I28): New constraint.
17118 * config/sh/sh.c (broken_move): Add support for movi20s.
17119 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
17121 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
17122 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17123 Naveen.H.S <naveen.hs@kpitcummins.com>
17125 * config/sh/sh.c (SH_ATTRIBUTES): Define.
17126 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
17127 (print_operand): Handle resbank in %@ operand code.
17128 (sh_encode_section_info): New.
17129 (push_regs): Add conditions for resbank.
17130 (sh_expand_epilogue): Likewise.
17131 (sh_insert_attributes): Likewise.
17132 (sh_attribute_table): Likewise.
17133 (sh_handle_resbank_handler_attribute): New.
17134 (sh2a_handle_function_vector_handler_attribute): New.
17135 (sh2a_is_function_vector_call): New.
17136 (sh2a_get_function_vector_number): New.
17137 (sh2a_function_vector_p): New.
17138 (sh_cfun_resbank_handler_p): New.
17139 * config/sh/sh.md (calli): Emit jsr/n if possible.
17140 (calli_tbr_rel): New.
17141 (calli_pcrel): Emit jsr/n if possible.
17142 (return_i): Emit rts/n if possible.
17143 (call_valuei_tbr_rel): New.
17144 (call_valuei_pcrel): Add condition for SH2A target.
17145 (call_value): Likewise.
17146 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
17147 (sh2a_get_function_vector_number): Likewise.
17148 (sh2a_is_function_vector_call): Likewise.
17149 * doc/extend.texi: Document TBR relative addressing of SH2A.
17150 (resbank): Add description for SH2A.
17152 2008-03-24 Richard Guenther <rguenther@suse.de>
17155 * gimplify.c (gimplify_modify_expr): For frontend type-correct
17156 pointer assignments change conversions according to middle-end rules.
17157 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
17158 * configure.ac: Include type checking in yes.
17159 * configure: Regenerate.
17161 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17163 * diagnostic.c (diagnostic_count_diagnostic): Delete.
17164 (diagnostic_report_diagnostic): Update. Handle ICEs here.
17166 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
17168 * gthr-vxworks.h (UNUSED): Define.
17170 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
17172 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
17174 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
17176 * doc/extend.texi (Function Attributes): Add missing comma in the
17177 example of the "alloc_size" attribute.
17179 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
17182 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
17184 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17187 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17190 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17191 of the underlying type of a MS bitfield layout to the natural
17192 alignment of the type.
17194 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17196 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17197 to their natural alignment to avoid store forwarding stalls.
17199 2008-03-22 Richard Guenther <rguenther@suse.de>
17201 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
17202 For PHI nodes verify the address is invariant.
17203 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
17204 (get_symbol_constant_value): Use is_gimple_min_invariant.
17205 (maybe_fold_stmt_indirect): Likewise.
17207 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
17209 PR rtl-optimization/33927
17210 * Makefile.in (dse.o): Depend on $(TM_P_H).
17211 * expr.h (extract_low_bits): Declare.
17212 * expmed.c (extract_low_bits): New function.
17213 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
17214 * dse.c: Include tm_p.h.
17215 (find_shift_sequence): Remove the read_reg argument and return the
17216 read value. Emit the instructions instead of returning them.
17217 Iterate on new_mode rather than calculating it each time.
17218 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
17219 source to NEW_MODE and extract_low_bits to convert the shifted
17220 value to READ_MODE.
17221 (replace_read): Allow the load and store to have different mode
17222 classes. Use extract_low_bits when SHIFT == 0. Create the shift
17223 or extraction instructions before trying the replacement. Update
17224 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
17226 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17228 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17229 to their natural alignment to avoid store forwarding stalls.
17231 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17234 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
17235 encouraging but not allowing gprs for input;
17236 change the input constraint to !f#r.
17237 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
17239 change the output constraint to !f#r.
17241 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
17244 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
17245 corresponding post-reload splitters.
17246 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
17247 when x87 FP math is selected.
17248 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
17249 New function prototype.
17250 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
17251 unreachable function to ease macroization of insn patterns.
17253 2008-03-21 Martin Jambor <mjambor@suse.cz>
17255 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
17256 reference dumps if ddr is NULL or dependence is unknown.
17258 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17260 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
17261 unsigned extension into account.
17262 (ATOMIC_COMPARE_AND_SWAP): Likewise.
17263 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
17264 Do computations on a scratch register.
17266 2008-03-21 Richard Guenther <rguenther@suse.de>
17268 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
17269 Use is_gimple_min_invariant instead of TREE_INVARIANT.
17270 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
17271 * tree-ssa-dom.c (record_equality): Likewise.
17272 * tree-inline.c (copy_body_r): Likewise.
17273 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
17276 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17278 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
17279 as 'delete_unused' argument.
17281 2008-03-20 Richard Guenther <rguenther@suse.de>
17283 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
17284 special casing of constant qualifiers.
17285 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
17286 care about them in general.
17287 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
17288 regardless of their type.
17289 (fold_stmt_r): Forcefully fold *& if we end up with that.
17291 2008-03-20 Paul Brook <paul@codesourcery.com>
17293 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
17294 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
17296 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
17298 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
17299 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
17301 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
17303 * common.opt (Wmudflap): New option.
17304 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
17305 (mx_register_decls): Likewise.
17306 (mudflap_finish_file): Likewise.
17307 * doc/invoke.texi: Document -Wno-mudflap.
17309 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
17311 * c-format.c (replace_format_name_to_system_name): New.
17312 (cmp_attribs): New.
17313 (convert_format_name_to_system_name): New.
17314 (decode_format_attr): Add use of convert_format_name_to_system_name.
17315 (format_types_orig): Add gnu_ prefix to names.
17316 (check_format_info_main): Special treating of \0 escaped names for
17317 supporting multi-character format specifiers as I32, I64.
17318 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
17319 (gnu_target_overrides_format_attributes): New.
17320 * c-format.h: Add structure target_ovr_attr to hold
17321 system specific formatter names.
17322 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
17323 msformat-c.o file to c_target_objs and cxx_target_objs.
17324 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17325 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
17326 (TARGET_N_FORMAT_TYPES): New.
17327 * config/i386/msformat-c.c: New.
17328 * config/i386/t-cygming: Add build rule for msformat-c.o.
17329 * doc/extend.texi: Add new format names gnu_* and ms_* and
17331 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17333 2008-03-20 Ira Rosen <irar@il.ibm.com>
17335 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
17336 optimizations turned on under -O3.
17337 (ftree-vectorize): Add that the flag is turned on with -O3.
17339 2008-03-20 Ben Elliston <bje@au.ibm.com>
17341 * regmove.c (try_auto_increment): Fix spelling error in comment.
17342 * final.c (final_scan_insn): Likewise.
17344 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
17347 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
17348 allocator preferences for "y" and "r" class registers.
17349 ("*mov<mode>_internal"): Ditto.
17350 ("*movv2sf_internal_rex64"): Ditto.
17351 ("*movv2sf_internal"): Ditto.
17353 2008-03-19 Michael Matz <matz@suse.de>
17355 PR middle-end/35616
17356 * calls.c (expand_call): Check overlap of arguments with call
17357 address for sibcalls.
17359 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17362 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17363 of the underlying type of a MS bitfield layout to the natural
17364 alignment of the type.
17366 2008-03-19 Jan Hubicka <jh@suse.cz>
17369 * toplev.c (decode_d_option): Handle all CPP flags.
17370 * tree-vrp.c: Update tree_pass descriptors.
17371 * regrename.c: Update tree_pass descriptors.
17372 * fwprop.c: Update tree_pass descriptors.
17373 * doc/invoke.texi: Remove documentation of dropped -d? flags.
17374 * tree-into-ssa.c: Update tree_pass descriptors.
17375 * tree-dump.c: Update tree_pass descriptors.
17376 * tree-complex.c: Update tree_pass descriptors.
17377 * tree-dump.h: Update tree_pass descriptors.
17378 * see.c: Update tree_pass descriptors.
17379 * cgraphbuild.c: Update tree_pass descriptors.
17380 * tracer.c: Update tree_pass descriptors.
17381 * tree-loop-distribution.c: Update tree_pass descriptors.
17382 * cgraph.c: Update tree_pass descriptors.
17383 * postreload-gcse.c: Update tree_pass descriptors.
17384 * postreload.c: Update tree_pass descriptors.
17385 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
17386 * tree-tailcall.c: Update tree_pass descriptors.
17387 * tree-pass.h (tree_opt_pass): Rename to ...
17388 (opt_pass) ... this one; add "type" field and remove letter field.
17389 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
17390 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
17391 all_lowering_passes): Update declaration.
17392 * ipa-cp.c: Update tree_pass descriptors.
17393 * final.c: Update tree_pass descriptors.
17394 * omp-low.c: Update tree_pass descriptors.
17395 * tree-ssa-dse.c: Update tree_pass descriptors.
17396 * ipa-reference.c: Update tree_pass descriptors.
17397 * tree-ssa-uncprop.c: Update tree_pass descriptors.
17398 * auto-inc-dec.c: Update tree_pass descriptors.
17399 * reorg.c: Update tree_pass descriptors.
17400 * cgraphunit.c: Update tree_pass descriptors.
17401 * tree-ssa-copyrename.c: Update tree_pass descriptors.
17402 * tree-ssa-ccp.c: Update tree_pass descriptors.
17403 * df-core.c: Update tree_pass descriptors.
17404 * mode-switching.c: Update tree_pass descriptors.
17405 * tree-nomudflap.c: Update tree_pass descriptors.
17406 * modulo-sched.c: Update tree_pass descriptors.
17407 * ipa-pure-const.c: Update tree_pass descriptors.
17408 * cse.c: Update tree_pass descriptors.
17409 * web.c: Update tree_pass descriptors.
17410 * tree-stdarg.c: Update tree_pass descriptors.
17411 * tree-ssa-math-opts.c: Update tree_pass descriptors.
17412 * tree-ssa-dom.c: Update tree_pass descriptors.
17413 * tree-nrv.c: Update tree_pass descriptors.
17414 * tree-ssa-alias.c: Update tree_pass descriptors.
17415 * loop-init.c: Update tree_pass descriptors.
17416 * gimple-low.c: Update tree_pass descriptors.
17417 * ipa-inline.c: Update tree_pass descriptors.
17418 * tree-ssa-sink.c: Update tree_pass descriptors.
17419 * global.c: Update tree_pass descriptors.
17420 * ifcvt.c: Update tree_pass descriptors.
17421 * jump.c: Update tree_pass descriptors.
17422 * predict.c: Update tree_pass descriptors.
17423 * tree-ssa-loop.c: Update tree_pass descriptors.
17424 * recog.c: Update tree_pass descriptors.
17425 * dse.c: Update tree_pass descriptors.
17426 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
17427 * tree-eh.c: Update tree_pass descriptors.
17428 * regmove.c: Update tree_pass descriptors.
17430 * function.c: Update tree_pass descriptors.
17431 * tree-vectorizer.c: Update tree_pass descriptors.
17432 * gcse.c: Update tree_pass descriptors.
17433 * ipa-type-escape.c: Update tree_pass descriptors.
17434 * tree-if-conv.c: Update tree_pass descriptors.
17435 * init-regs.c: Update tree_pass descriptors.
17436 * ipa.c: Update tree_pass descriptors.
17437 * tree-ssa-phiopt.c: Update tree_pass descriptors.
17438 * rtl-factoring.c: Update tree_pass descriptors.
17439 * lower-subreg.c: Update tree_pass descriptors.
17440 * bt-load.c: Update tree_pass descriptors.
17441 * tree-dfa.c: Update tree_pass descriptors.
17442 * except.c: Update tree_pass descriptors.
17443 * emit-rtl.c: Update tree_pass descriptors.
17444 * cfgexpand.c: Update tree_pass descriptors.
17445 * tree-cfgcleanup.c: Update tree_pass descriptors.
17446 * cfgcleanup.c: Update tree_pass descriptors.
17447 * tree-ssa-pre.c: Update tree_pass descriptors.
17448 * tree-sra.c: Update tree_pass descriptors.
17449 * tree-mudflap.c: Update tree_pass descriptors.
17450 * tree-ssa-copy.c: Update tree_pass descriptors.
17451 * cfglayout.c: Update tree_pass descriptors.
17452 * tree-ssa-forwprop.c: Update tree_pass descriptors.
17453 * tree-ssa-dce.c: Update tree_pass descriptors.
17454 * tree-ssa.c: Update tree_pass descriptors.
17455 * regclass.c: Update tree_pass descriptors.
17456 * integrate.c: Update tree_pass descriptors.
17457 * tree-optimize.c: Update tree_pass descriptors.
17458 * tree-ssa-phiprop.c: Update tree_pass descriptors.
17459 * tree-object-size.c: Update tree_pass descriptors.
17460 * combine.c: Update tree_pass descriptors.
17461 * tree-outof-ssa.c: Update tree_pass descriptors.
17462 * bb-reorder.c: Update tree_pass descriptors.
17463 * stack-ptr-mod.c: Update tree_pass descriptors.
17464 * var-tracking.c: Update tree_pass descriptors.
17465 * tree-profile.c: Update tree_pass descriptors.
17466 * tree-vect-generic.c: Update tree_pass descriptors.
17467 * reg-stack.c: Update tree_pass descriptors.
17468 * sched-rgn.c: Update tree_pass descriptors.
17469 * tree-ssa-structalias.c: Update tree_pass descriptors.
17470 * tree-cfg.c: Update tree_pass descriptors.
17471 * passes.c (current_pass): Update declaration.
17472 (finish_optimization_passes): Update.
17473 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
17474 (register_one_dump_file, register_dump_files_1, next_pass_1):
17476 (init_optimization_passes): Update handling of new types.
17477 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
17478 * ipa-struct-reorg.c: Update tree_pass descriptors.
17479 * tree-ssa-reassoc.c: Update tree_pass descriptors.
17480 * combine-stack-adj.c: Update tree_pass descriptors.
17481 * cfgrtl.c: Update tree_pass descriptors.
17482 * dce.c: Update tree_pass descriptors.
17483 * tree-ssanames.c: Update tree_pass descriptors.
17485 2008-03-19 Richard Guenther <rguenther@suse.de>
17487 PR middle-end/35609
17488 * tree-ssa.c (walk_data): New structure.
17489 (warn_uninitialized_var): If not always_executed warn with "maybe"
17491 (execute_early_warn_uninitialized): Compute post-dominators.
17492 Initialize always_executed before processing each basic block.
17494 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
17497 * config/i386/i386.c (x86_this_parameter): Calculate correct location
17498 of "this" pointer when "regparm = N" or "fastcall" is in effect.
17500 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17502 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
17504 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
17506 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
17508 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
17509 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
17510 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
17511 target after ignore has been set, and move there also the commputation
17512 of subtarget and original_target.
17513 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
17514 (LANG_HOOKS_INITIALIZER): Remove it.
17515 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
17517 2008-03-18 Richard Guenther <rguenther@suse.de>
17519 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
17520 found an expression with constants, note that in the VN for the lhs.
17521 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
17522 fold them to constants if possible. Run cleanup_cfg if done so.
17523 (execute_pre): Return todo.
17524 (do_pre): Likewise.
17525 (execute_fre): Likewise.
17526 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
17528 (get_prop_source_stmt): Look through pointer conversions.
17530 2008-03-18 Jan Hubicka <jh@suse.cz>
17532 * tree-pretty-print.c: Include predict.h.
17533 (dump_generic_node): Dump predictor.
17534 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
17535 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
17536 * gimple-low.c (lower_stmt): Likewise.
17537 * expr.c (expand_expr_real): Likewise.
17538 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
17540 (build_predict_expr, build_predict_expr): New.
17541 * predict.h (predictor_name, build_predict_expr): Update.
17542 * c-typeck.c (c_finish_bc_stmt): Add prediction.
17543 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
17544 * predict.def (PRED_CONTINUE): Update hitrate.
17545 * tree.def (PREDICT_EXPR): Define.
17546 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
17547 do not handle BIND_EXPR.
17548 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
17549 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
17550 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
17553 2008-03-18 Michael Matz <matz@suse.de>
17555 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
17557 2008-03-18 Richard Guenther <rguenther@suse.de>
17559 * tree-gimple.h (is_gimple_invariant_address): Declare.
17560 (is_gimple_constant): Likewise.
17561 * tree-gimple.c (is_gimple_constant): New function.
17562 (is_gimple_invariant_address): Likewise.
17563 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
17564 and is_gimple_invariant_address.
17565 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
17567 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
17568 an addressable base.
17570 2008-03-18 Jakub Jelinek <jakub@redhat.com>
17572 PR middle-end/35611
17573 * gimplify.c (gimplify_expr): Gimplify second operand of
17576 2008-03-17 Richard Guenther <rguenther@suse.de>
17578 PR tree-optimization/19637
17579 * fold-const.c (fold_unary): Remove restrictions of removing
17580 intermediate pointer-conversions (P2)(P1)P0.
17581 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
17582 conversion to void pointer.
17583 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
17585 2008-03-16 James E. Wilson <wilson@tuliptree.org>
17588 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
17589 emulated thread local variables.
17591 2008-03-16 Richard Guenther <rguenther@suse.de>
17593 PR middle-end/35607
17594 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
17595 expand TREE_INVARIANT operations that are not gimple invariant.
17597 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
17599 * doc/extend.texi (Alignment): Say that the ABI controls
17600 the __alignof__ for non-strict-alignment targets rather
17601 than being a recommendation.
17603 2008-03-15 Paul Brook <paul@codesourcery.com>
17605 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
17607 (arm_output_fn_unwind): Mark functions that can not be unwound.
17609 2008-03-15 Paul Brook <paul@codesourcery.com>
17611 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
17612 extension instructions.
17614 2008-03-15 Richard Guenther <rguenther@suse.de>
17616 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
17617 and fold constant aggregate refs.
17618 (fold_const_aggregate_ref): Handle string constants
17619 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
17620 (evaluate_stmt): Simplify now that ccp_fold folds constant
17623 2008-03-15 Paul Brook <paul@codesourcery.com>
17625 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
17626 (extzv): Use gen_extzv_t2.
17627 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
17629 2008-03-15 Richard Guenther <rguenther@suse.de>
17631 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
17632 (fold_const_aggregate_ref): Likewise.
17633 (get_value): Return NULL if we don't have any values.
17634 (ccp_finalize): Set const_val to NULL after freeing it.
17635 * tree-flow.h (get_symbol_constant_value): Declare.
17636 (fold_const_aggregate_ref): Likewise.
17637 * tree-ssa-sccvn.c (try_to_simplify): Use them.
17639 2008-03-15 Richard Guenther <rguenther@suse.de>
17641 PR middle-end/35593
17642 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
17643 to not produce negative array indices if not allowed. Add
17644 parameter to indicate that.
17645 (maybe_fold_offset_to_component_ref): Allow negative array
17646 indices only for the first member of a structure.
17647 (maybe_fold_offset_to_reference): Allow negative array indices.
17648 (maybe_fold_stmt_addition): Likewise.
17650 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
17651 Anatoly Sokolov <aesok@post.ru>
17653 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
17654 (avr_arch): Add ARCH_AVR6.
17655 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
17656 (initial_elimination_offset): Initialize and use 'avr_pc_size'
17657 instead of fixed value 2.
17658 (print_operand_address): Use gs() asm specifier instead of pm().
17659 (avr_assemble_integer): (Ditto.).
17660 (avr_output_addr_vec_elt): (Ditto.).
17661 (print_operand): Handle "!" code.
17662 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
17663 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
17664 (AVR_HAVE_EIJMP_EICALL): Define.
17665 (AVR_3_BYTE_PC): Redefine.
17666 (AVR_2_BYTE_PC): (Ditto.).
17667 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
17668 (LINK_SPEC): Add atmega2560 and atmega2561.
17669 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
17671 * config/avr/avr.md (call_insn): Use eicall instead of icall
17672 for 3 byte PC devices.
17673 (call_value_insn): (Ditto.).
17674 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
17675 (indirect_jump): Use only for for 2 byte PC devices.
17676 (*tablejump): (Ditto.).
17677 (*indirect_jump_avr6): Add insn.
17678 (*tablejump_rjmp): Don't use for 3 byte PC devices.
17679 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
17680 instead of ijmp for 3 byte PC devices.
17681 (__tablejump2__): (Ditto.).
17682 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
17683 (MULITLIB_DIRNAMES): (Ditto.).
17684 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
17686 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
17688 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
17689 "sse2_umulsidi3". Use V1DI mode for operand 0.
17690 ("mmx_psadbw"): Use V1DI mode for operand 0.
17691 * config/i386/i386-modes.def (V1SI): New vector mode.
17692 * config/i386/i386.c (struct builtin_description)
17693 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
17694 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
17695 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
17696 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
17697 v1di_ftype_v8qi_v8qi type.
17698 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
17700 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
17701 __builtin_ia32_pmuludq]: Fix the mode of return value.
17703 2008-03-15 Richard Guenther <rguenther@suse.de>
17705 PR middle-end/35595
17706 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
17709 2008-03-14 Bob Wilson <bob.wilson@acm.org>
17711 * doc/invoke.texi (Option Summary, Xtensa Options): Document
17712 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
17713 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
17714 unless TARGET_SERIALIZE_VOLATILE is enabled.
17715 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
17716 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
17717 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
17719 2008-03-14 Richard Guenther <rguenther@suse.de>
17721 PR tree-optimization/34172
17722 * tree-flow.h (refs_may_alias_p): Declare.
17723 (get_single_def_stmt): Likewise.
17724 (get_single_def_stmt_from_phi): Likewise.
17725 (get_single_def_stmt_with_phi): Likewise.
17726 * tree-dfa.c (refs_may_alias_p): New function.
17727 (get_single_def_stmt): Likewise.
17728 (get_single_def_stmt_from_phi): Likewise.
17729 (get_single_def_stmt_with_phi): Likewise.
17730 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
17731 (vn_reference_lookup_1): New helper function.
17732 (vn_reference_lookup): Walk the virtual use-def chain to
17733 continue searching for a match if the def does not alias the
17734 reference we are looking for.
17736 2008-03-14 David Edelsohn <edelsohn@gnu.org>
17738 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
17739 archive and Perzl. Update The Written Word listing.
17741 2008-03-14 Richard Guenther <rguenther@suse.de>
17743 PR tree-optimization/34043
17744 PR tree-optimization/33989
17745 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
17747 (bitmap_find_leader): Use extra argument to verify dominance
17748 relationship inside a basic-block.
17749 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
17750 (find_leader_in_sets): Adjust.
17751 (create_component_ref_by_pieces): Take extra argument for
17752 dominance check, handle lookup failures.
17753 (find_or_generate_expression): Likewise.
17754 (create_expression_by_pieces): Likewise.
17755 (insert_into_preds_of_block): Adjust.
17756 (create_value_expr_from): If asked for, verify all operands
17757 are in the blocks AVAIL_OUT set.
17758 (make_values_for_stmt): Check for SSA_NAMEs that are life
17759 over an abnormal edge.
17760 (compute_avail): Remove such check.
17761 (do_SCCVN_insertion): New function.
17762 (eliminate): If we do not find a leader suitable for replacement
17763 insert a replacement expression from SCCVN if available.
17764 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
17765 (struct vn_ssa_aux): Add needs_insertion flag.
17766 * tree-ssa-sccvn.c (may_insert): New global flag.
17767 (copy_reference_ops_from_ref): Value-number union member access
17768 based on its size, not type and member if insertion is allowed.
17769 (visit_reference_op_load): For a weak match from union type
17770 punning lookup a view-converted value and insert a SSA_NAME
17771 for that value if that is not found.
17772 (visit_use): Make dumps shorter. Do not disallow value numbering
17773 SSA_NAMEs that are life over an abnormal edge to constants.
17774 (free_scc_vn): Release inserted SSA_NAMEs.
17775 (run_scc_vn): New flag to specify whether insertion is allowed.
17776 Process SSA_NAMEs in forward order.
17777 * tree-ssa-loop-im.c (for_each_index): Handle invariant
17778 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
17779 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
17780 pointer type to/from integral types that do not change the
17781 precision to regular conversions.
17783 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
17785 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
17786 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
17787 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
17788 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
17789 input arguments and the mode of return value. Built-in functions
17790 that operate on whole 64-bit MMX register now use V1DI mode.
17792 2008-03-13 Alon Dayan <alond@il.ibm.com>
17793 Olga Golovanevsky <olga@il.ibm.com>
17795 PR tree-optimization/35041
17796 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
17797 to locate the right position in a statement.
17799 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
17803 * config/i386/xmmintrin.h: Change all static inline functions to
17804 extern inline and add __gnu_inline__ attribute.
17805 * config/i386/bmintrin.h: Ditto.
17806 * config/i386/smmintrin.h: Ditto.
17807 * config/i386/tmmintrin.h: Ditto.
17808 * config/i386/mmintrin-common.h: Ditto.
17809 * config/i386/ammintrin.h: Ditto.
17810 * config/i386/emmintrin.h: Ditto.
17811 * config/i386/pmmintrin.h: Ditto.
17812 * config/i386/mmintrin.h: Ditto.
17813 * config/i386/mm3dnow.h: Ditto.
17815 2008-03-13 Jakub Jelinek <jakub@redhat.com>
17817 PR middle-end/35185
17818 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
17819 (lower_omp_2): New function.
17820 (lower_omp_1, lower_omp): Rewritten.
17822 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
17825 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
17826 with the phrase "Microsoft Windows compilers".
17827 (Push/Pop Macro Pragmas): New subsection. Document
17828 #pragma push_macro and pragma pop_macro.
17830 2008-03-12 Paul Brook <paul@codesourcery.com>
17832 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
17834 2008-03-12 Paul Brook <paul@codesourcery.com>
17836 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
17837 (thumb2_alusi3_short): Exclude PLUS and MINUS.
17838 (thumb2_addsi_shortim): Rename ...
17839 (thumb2_addsi_short): ... to this. Allow register operands.
17840 (thumb2_subsi_short): New pattern.
17841 (thumb2_one_cmplsi2_short,
17842 thumb2_negsi2_short): New patterns and peepholes.
17844 2008-03-12 Paul Brook <paul@codesourcery.com>
17846 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
17848 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
17850 * config/i386/i386.md (int_cond): New code iterator.
17852 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
17853 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
17854 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
17855 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
17856 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
17857 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
17858 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
17859 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
17861 2008-03-12 Paul Brook <paul@codesourcery.com>
17863 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
17864 instead of {arm,thumb}_compute_save_reg_mask.
17865 (output_return_instruction): Ditto.
17866 (thumb_unexpanded_epilogue): Ditto.
17867 (thumb1_expand_prologue): Ditto.
17868 (thumb1_output_function_prologue): Ditto.
17869 (arm_set_return_address): Ditto.
17870 (thumb_set_return_address): Ditto.
17871 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
17872 regs to achieve stack alignment.
17873 (thumb1_compute_save_reg_mask): Fix compiler warning.
17874 (arm_output_epilogue): Use offsets->saved_regs_mask.
17875 Adjust stack pointer by poping call clobered registers.
17876 (arm_expand_prologue): Use offsets->saved_regs_mask.
17877 Adjust stack pointer by pushing extra registers.
17878 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
17880 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
17883 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
17884 conversion to the operands of a multiplication.
17886 2008-03-12 Richard Guenther <rguenther@suse.de>
17888 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
17889 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
17890 * timevar.def (TV_TREE_PHIPROP): Add.
17891 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
17892 pass description. Use TV_TREE_PHIPROP.
17893 * tree-ssa-forwprop.c: Remove phiprop code.
17895 2008-03-12 Jakub Jelinek <jakub@redhat.com>
17897 PR middle-end/35549
17898 * omp-low.c (maybe_lookup_decl): Constify first argument.
17899 (use_pointer_for_field): Change last argument from bool to
17900 omp_context *. Disallow shared copy-in/out in nested
17901 parallel if decl is shared in outer parallel too.
17902 (build_outer_var_ref, scan_sharing_clauses,
17903 lower_rec_input_clauses, lower_copyprivate_clauses,
17904 lower_send_clauses, lower_send_shared_vars): Adjust callers.
17906 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
17907 Ira Rosen <irar@il.ibm.com>
17909 * tree-vectorizer.c (free_stmt_vec_info): New function.
17910 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
17911 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
17912 * tree-vectorizer.h (free_stmt_vec_info): Declare.
17913 * tree-vect-transform.c (vectorizable_conversion): Free
17914 vec_oprnds0 if it was allocated.
17915 (vect_permute_store_chain): Remove unused VECs.
17916 (vectorizable_store): Free VECs that are allocated in the..
17918 (vect_transform_strided_load, vectorizable_load): Likewise.
17919 (vect_remove_stores): Simplify the code.
17920 (vect_transform_loop): Move code to vect_remove_stores().
17921 Call vect_remove_stores() and free_stmt_vec_info().
17923 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17925 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
17926 TARGET_HPUX. Revise comment.
17927 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
17928 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
17929 Use sr4 variant of `be' instruction when not generating PIC code.
17930 (attr_length_call): Adjust for above change.
17932 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17934 * ipa-reference.c (static_execute): Remove module_statics_const and
17935 associated setting code.
17937 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
17940 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
17941 predicate for operand 1.
17942 (paritysi2_cmp): Use register_operand predicate for operand 2.
17943 Use earlyclobber modifier for operand 1. Remove support for
17945 (paritydi2_cmp): Use register_operand predicate for operand 3.
17946 Use earlyclobber modifier for operand 1. Remove support for
17949 2008-03-11 Paul Brook <paul@codesourcery.com>
17950 Vladimir Prus <vladimir@codesourcery.com>
17952 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
17953 (arm_compute_save_reg0_reg12_mask): Always
17954 check if register 11 must be saved. Always safe hard frame pointer
17955 when frame_pointer_needeed.
17956 (arm_compute_save_reg_mask): Save IP and PC
17957 only with apcs frames.
17958 (arm_output_epilogue): Adjust Thumb2 codepath to
17959 be also invoked and work for ARM non-apcs frames.
17960 (arm_expand_prologue): Don't bother saving IP
17961 for non-apcs frame, since it's not clobbered by
17962 prologue code. Implement non-apcs frame
17965 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
17967 PR rtl-optimization/35281
17968 * expr.c (convert_move): Use a new pseudo for the intermediate
17969 from_mode->word_mode result.
17971 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
17973 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
17974 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
17975 * toplev.c (compile_file): Don't call it.
17977 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
17979 PR middle-end/35526
17980 * expr.c (store_expr): Call emit_block_move if the mode
17981 of "temp" RTX is BLKmode.
17983 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17984 Richard Guenther <rguenther@suse.de>
17986 PR tree-optimization/31358
17987 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
17988 the step with a NULL_TREE.
17989 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
17990 to sizetype if type is a pointer type.
17991 (add_candidate_1): Don't convert the base and step to
17992 the generic type if the orginal type is a pointer type.
17993 (add_iv_value_candidates): Use sizetype for the step
17994 if type is a pointer type.
17995 (cand_value_at): Likewise.
17996 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
17998 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
17999 Don't convert the tem affine to the type.
18000 (add_elt_to_tree): Use sizetype for the step if a pointer.
18001 Use POINTER_PLUS_EXPR for pointers.
18002 (aff_combination_to_tree): Use sizetype for the step if a
18005 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
18007 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
18008 Remove commutativity hint.
18010 2008-03-10 Jakub Jelinek <jakub@redhat.com>
18014 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
18015 errorneous type. Check that v is a VAR_DECL.
18017 PR middle-end/35099
18018 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
18020 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
18022 PR tree-optimization/35494
18023 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
18024 may be overriden at link and run time.
18026 2008-03-10 Richard Guenther <rguenther@suse.de>
18028 PR tree-optimization/34677
18029 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
18030 (poolify_tree): Likewise.
18031 (modify_expr_template): Likewise.
18032 (poolify_modify_stmt): Likewise.
18033 (insert_fake_stores): Handle all component-ref style stores
18034 in addition to INDIRECT_REF. Also handle complex types.
18035 Do not poolify the inserted load.
18036 (realify_fake_stores): Do not rebuild the tree but only
18037 make it a SSA_NAME copy.
18038 (init_pre): Remove initialzation of modify_expr_template.
18039 Do not allocate modify_expr_node_pool.
18040 (fini_pre): Do not free modify_expr_node_pool.
18042 2008-03-10 Paul Brook <paul@codesourcery.com>
18044 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
18045 to avoid conflicts.
18047 2008-03-10 Paul Brook <paul@codesourcery.com>
18048 Mark Shinwell <shinwell@codesourcery.com>
18050 * config/arm/cortex-r4.md: New.
18051 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
18053 * config/arm/arm.md: Include cortex-r4.md.
18054 (insn): Add smmls, sdiv and udiv values.
18055 (generic_sched): Don't use generic scheduling for Cortex-R4.
18056 (arm_issue_rate): New function.
18057 (TARGET_SCHED_ISSUE_RATE): Define.
18059 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
18061 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
18063 2008-03-10 Richard Guenther <rguenther@suse.de>
18065 * tree-ssa-pre.c (get_sccvn_value): Simplify.
18066 (compute_avail): Do not add stmt uses to AVAIL_OUT.
18068 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
18070 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
18071 Set default to true.
18073 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18075 * c.opt (Wsynth): Deprecate.
18076 * doc/invoke.texi (Option Summary, Warning Options): Document
18077 -Wno-format-contains-nul.
18079 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
18082 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
18083 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
18085 2008-03-09 Ira Rosen <irar@il.ibm.com>
18087 * config/rs6000/rs6000.c (builtin_description): Rename vector
18088 left shift operations.
18089 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
18090 (altivec_vsl<VI_char>): Rename to ...
18091 (ashl<mode>3): ... new name.
18092 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
18094 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
18096 2008-03-08 Richard Guenther <rguenther@suse.de>
18098 * coverage.h (tree_coverage_counter_addr): Declare.
18099 * coverage.c (tree_coverage_counter_addr): New function.
18100 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
18101 before using again.
18102 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
18103 (tree_gen_one_value_profiler): Likewise.
18104 (tree_gen_ic_profiler): Likewise.
18105 (tree_gen_average_profiler): Likewise.
18106 (tree_gen_ior_profiler): Likewise.
18108 2008-03-08 Richard Guenther <rguenther@suse.de>
18110 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
18111 (vn_binary_op_insert): Likewise.
18112 (vn_unary_op_lookup): Likewise.
18113 (vn_unary_op_insert): Likewise.
18114 (vn_nary_op_lookup): Declare.
18115 (vn_nary_op_insert): Likewise.
18116 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
18117 and binary hashes, use a single obstack for unary_op_pool
18118 and binary_op_pool.
18119 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
18120 a single struct vn_nary_op_s. Store tree code length and
18121 a variable number of operands.
18122 (struct vn_reference_op_struct): Remove unused op2.
18123 (vn_reference_op_eq): Do not compare op2.
18124 (vn_reference_op_compute_hash): Do not compute hash of op2.
18125 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
18126 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
18127 with vn_nary_op_compute_hash.
18128 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
18129 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
18131 (vn_unary_op_insert, vn_binary_op_insert): Replace with
18133 (visit_unary_op): Call nary functions.
18134 (visit_binary_op): Likewise.
18135 (process_scc): Adjust for struct vn_tables_s changes.
18136 (allocate_vn_table): Likewise.
18137 (free_vn_table): Likewise.
18138 * tree-vn.c (vn_add): Call nary functions.
18139 (vn_lookup): Likewise.
18141 2008-03-08 Jakub Jelinek <jakub@redhat.com>
18144 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
18145 wdst back after sync_compare_and_swapqhi_internal.
18147 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
18150 * config/i386/i386-modes.def (V1DI): New vector mode.
18151 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
18152 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
18153 (MMXMODE248): Ditto.
18154 (MMXMODE): Add V1DI mode.
18155 (mmxvecsize): Change DI mode to V1DI mode.
18156 ("mov<mode>): Use MMXMODEI8 mode iterator.
18157 ("*mov<mode>_internal_rex64"): Ditto.
18158 ("*mov<mode>_internal"): Ditto.
18159 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
18160 ("mmx_sub<mode>3"): Ditto.
18161 ("mmx_adddi3"): Remove insn pattern.
18162 ("mmx_subdi3"): Ditto.
18163 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
18164 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
18165 ("mmx_ashl<mode>3"): Ditto.
18166 ("mmx_lshrdi3"): Remove insn pattern.
18167 ("mmx_ashldi3"): Ditto.
18168 * config/i386/i386.c (classify_argument): Handle V1DImode.
18169 (function_arg_advance_32): Ditto.
18170 (function_arg_32): Ditto.
18171 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
18172 mmx_addv1di3 insn pattern.
18173 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
18174 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
18175 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
18176 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
18177 Remove definitions of built-in functions.
18178 (V1DI_type_node): New node.
18179 (v1di_ftype_v1di_int): Ditto.
18180 (v1di_ftype_v1di_v1di): Ditto.
18181 (v2si_ftype_v2si_si): Ditto.
18182 (v4hi_ftype_v4hi_di): Remove node.
18183 (v2si_ftype_v2si_di): Ditto.
18184 (ix86_init_mmx_sse_builtins): Handle V1DImode.
18185 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
18186 Redefine builtins using def_builtin_const with *_ftype_*_int node.
18187 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
18188 Add new builtins using def_builtin_const.
18189 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
18190 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
18191 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
18192 * config/i386/mmintrin.h (__v1di): New typedef.
18193 (_mm_add_si64): Cast arguments to __v1di type.
18194 (_mm_sub_si64): Ditto.
18195 (_mm_sll_pi16): Cast __count to __v4hi type.
18196 (_mm_sll_pi32): Cast __count to __v2si type.
18197 (_mm_sll_si64): Cast arguments to __v1di type.
18198 (_mm_srl_pi16): Cast __count to __v4hi type.
18199 (_mm_srl_pi32): Cast __count to __v2si type.
18200 (_mm_srl_si64): Cast arguments to __v1di type.
18201 (_mm_sra_pi16): Cast __count to __v4hi type.
18202 (_mm_sra_pi32): Cast __count to __v2si type.
18203 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
18204 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
18205 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
18206 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
18207 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
18208 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
18209 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
18210 (_mm_srai_pi32): Use __builtin_ia32_psradi.
18211 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
18212 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18213 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18214 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
18216 2008-03-07 Joseph Myers <joseph@codesourcery.com>
18218 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
18220 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
18223 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
18224 reg+const addressing for Altivec modes. Don't generate reg+reg
18225 addressing for TFmode or TDmode quantities.
18227 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
18229 * c-common.c (vector_types_convertible_p): Call langhook
18230 instead of comptypes.
18232 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18235 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
18236 integral and scalar float variables which have a
18239 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
18241 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
18242 dwarf_register_span hook when emitting unwind information for
18243 register-to-memory saves.
18244 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
18245 (rs6000_frame_related): Remove call to spe_synthesize_frame.
18247 2008-03-06 Jakub Jelinek <jakub@redhat.com>
18249 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
18250 for the same VAR_DECL.
18252 2008-03-06 Tom Tromey <tromey@redhat.com>
18254 * treelang: Delete.
18255 * doc/standards.texi (Standards): Don't mention treelang.
18256 * doc/invoke.texi (Overall Options): Don't mention treelang.
18257 * doc/install.texi (Prerequisites): Don't mention bison or
18259 (Configuration): Don't mention treelang.
18260 (Building): Likewise.
18261 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
18263 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
18265 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
18266 word-extractions out of a multi-word object.
18268 2008-03-06 Richard Guenther <rguenther@suse.de>
18270 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
18271 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
18272 result type and precision.
18273 * expr.c (get_inner_reference): Set unsignedp based on the result
18274 type of BIT_FIELD_REF.
18275 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
18276 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
18277 (try_instantiate_multiple_fields): Likewise. Use the correct type
18279 (sra_build_assignment): Likewise.
18280 (sra_build_elt_assignment): Likewise.
18281 (sra_explode_bitfield_assignment): Likewise.
18282 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
18283 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
18284 set BIT_FIELD_REF_UNSIGNED.
18285 (vectorizable_load): Likewise.
18287 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
18289 * cse.c (cse_extended_basic_block): Invalidate artificial defs
18292 2008-03-06 Richard Guenther <rguenther@suse.de>
18294 * alias.c (struct alias_set_entry): Move has_zero_child field
18295 to pack with alias_set.
18297 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
18299 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18302 2008-03-05 Ian Lance Taylor <iant@google.com>
18304 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
18306 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
18308 * fwprop.c (update_df): Support width and offset parameters of
18310 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
18311 global_conflicts): Change DF_REF_EXTRACT to either
18312 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18313 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18314 * df-scan.c (df_ref_record, df_defs_record,
18315 df_ref_create_structure, df_def_record_1, df_uses_record,
18316 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
18317 df_bb_refs_collect, df_entry_block_defs_collect,
18318 df_exit_block_uses_collect): Support new width and offset fields.
18319 (ref_extract_pool): New storage pool.
18320 (df_free_ref): New function.
18321 (df_reg_chain_unlink, df_free_collection_rec,
18322 df_sort_and_compress_refs): Call df_free_ref.
18323 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
18325 (df_ref_create_structure): Allocate df_ref_extract if offset and
18326 width fields are used.
18327 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
18328 (df_uses_record): Get offset and width from ZERO_EXTRACT
18330 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
18331 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18332 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18333 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
18334 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18335 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18336 (df_ref_extract): New structure.
18337 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
18338 (df_ref_create): Add width and offset parameters.
18340 2008-03-05 Richard Guenther <rguenther@suse.de>
18342 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18343 Use ranges_overlap_p.
18344 (offset_overlaps_with_access): Rename
18345 to ranges_overlap_p and move ...
18346 * tree-flow-inline.h (ranges_overlap_p): ... here.
18348 * tree.h (get_inner_reference, handled_component_p): Update
18351 * tree.h (record_component_aliases, get_alias_set,
18352 alias_sets_conflict_p, alias_sets_must_conflict_p,
18353 objects_must_conflict_p): Move declarations ...
18354 * alias.h (record_component_aliases, get_alias_set,
18355 alias_sets_conflict_p, alias_sets_must_conflict_p,
18356 objects_must_conflict_p): ... here.
18357 Include coretypes.h.
18358 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
18360 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
18362 * cfg.c: Include tree-flow.h.
18363 (remove_edge_raw): Call redirect_edge_var_map_clear.
18364 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
18365 * tree-flow-inline.h (redirect_edge_var_map_def): New.
18366 (redirect_edge_var_map_result): New.
18367 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
18368 PENDING_STMT use with redirect_edge_var_map_*.
18369 * tree-ssa.c (edge_var_maps): New definition.
18370 (redirect_edge_var_map_add): New.
18371 (redirect_edge_var_map_clear): New.
18372 (redirect_edge_var_map_dup): New.
18373 (redirect_edge_var_map_vector): New.
18374 (redirect_edge_var_map_destroy): New.
18375 (ssa_redirect_edge): Replace PENDING_STMT use with
18376 redirect_edge_var_map_*.
18377 (flush_pending_stmts): Same.
18378 (delete_tree_ssa): Destroy edge var map.
18379 * tree-flow.h (struct _edge_var_map): New.
18380 Define edge_var_map vector type.
18381 Declare redirect_edge_var_map_* prototypes.
18382 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
18383 * tree-cfg.c (reinstall_phi_args): Replace
18384 PENDING_STMT use with redirect_edge_var_map_*.
18386 2008-03-05 Richard Guenther <rguenther@suse.de>
18388 PR tree-optimization/35472
18389 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
18390 whose single use_stmt has a overlapping set of loaded and
18391 stored symbols as that use_stmt might be a noop assignment then.
18393 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18395 * gthr-rtems.h: Implement __gthread_mutex_destroy.
18397 2008-03-05 Richard Guenther <rguenther@suse.de>
18400 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
18401 should be constants.
18402 * tree-cfg.c (verify_expr): Verify it.
18403 * fold-const.c (fold_truthop): Remove code generating
18404 BIT_FIELD_REFs of structure bases.
18405 (fold_binary): Likewise.
18406 (fold_ternary): Position and size of BIT_FIELD_REFs are
18407 always host integers.
18408 (make_bit_field_ref): Remove.
18409 (optimize_bit_field_compare): Remove.
18410 (all_ones_mask_p): Remove.
18412 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
18415 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
18416 (split_block_and_df_analyze): New. Split basic block and rebuild
18418 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
18420 (split_pattern_seq): Likewise.
18421 (erase_matching_seqs): Likewise.
18422 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
18424 2008-03-04 Geoff Keating <geoffk@apple.com>
18426 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
18427 declaration and code.
18428 (tree_invalid_nonnegative_warnv_p): Likewise.
18430 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
18432 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
18433 examples. Truncate option-names then causing overfull hbox.
18435 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18438 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
18440 * configure: Rebuilt.
18442 2008-03-04 Rafael Espindola <espindola@google.com>
18444 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
18445 (tree_unary_nonnegative_warnv_p): New.
18446 (tree_binary_nonnegative_warnv_p): New.
18447 (tree_single_nonnegative_warnv_p): New.
18448 (tree_invalid_nonnegative_warnv_p): New.
18449 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
18451 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18454 * opts.c (handle_option): Postpone 'unknown option' errors only for
18457 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
18460 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
18463 2008-03-04 Rafael Espindola <espindola@google.com>
18465 * fold-const.c (tree_unary_nonzero_warnv_p): New.
18466 (tree_binary_nonzero_warnv_p): New.
18467 (tree_single_nonzero_warnv_p): New.
18468 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
18470 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
18472 PR middle-end/35456
18473 * fold-const.c (fold_cond_expr_with_comparison): Prevent
18474 transformations for modes that have signed zeros.
18475 * ifcvt.c (noce_try_abs): Ditto.
18477 2008-03-04 Joseph Myers <joseph@codesourcery.com>
18479 * config/i386/i386.c (override_options): Force
18480 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
18482 2008-03-04 Jan Hubicka <jh@suse.cz>
18485 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
18488 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
18490 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
18491 label to probe the stack.
18493 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
18495 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
18496 (__gthr_win32_mutex_destroy): Declare.
18497 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
18498 __gthr_win32_mutex_destroy.
18499 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
18501 2008-03-03 Jan Hubicka <jh@suse.cz>
18504 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
18505 aggressive on inlining cold calls.
18507 2008-03-03 Richard Guenther <rguenther@suse.de>
18509 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
18510 struct copies into the expression table.
18511 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
18512 (try_to_simplify): Likewise.
18513 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
18514 integral and pointer arguments which do not change the
18515 precision to NOP_EXPRs.
18516 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
18517 VIEW_CONVERT_EXPR case.
18519 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
18521 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
18522 defined in a loop at depth 0 is invariant.
18523 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
18524 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
18525 be called at loop depth 0.
18527 2008-03-02 Jakub Jelinek <jakub@redhat.com>
18530 * gcc.c (process_command): Update copyright notice dates.
18531 * gcov.c (print_version): Likewise.
18532 * gcov-dump.c (print_version): Likewise.
18533 * mips-tfile.c (main): Likewise.
18534 * mips-tdump.c (main): Likewise.
18536 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18539 * c-common.c (flag_permissive): Delete.
18540 (constant_expression_warnings): Check flags first.
18541 (constant_expression_error): New.
18542 * c-common.h (flag_permissive): Delete.
18543 (constant_expression_error): Declare.
18544 * flags.h (flag_permissive): Declare. Update description.
18545 * diagnostic.c (pedwarn): Update.
18547 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
18548 (permissive_error_kind): New.
18549 * toplev.c (flag_permissive): Define. Update description.
18550 * toplev.h (permissive_error_kind): Declare.
18551 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
18552 (pedwarn_c90): Use pedantic_warning_kind.
18553 * c-opts.c (c_common_post_options): flag_permissive does not affect
18554 flag_pedantic_errors.
18556 2008-03-02 Joseph Myers <joseph@codesourcery.com>
18558 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
18559 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
18560 __absvsi2, __absvDI2): Use unsigned arithmetic.
18562 2008-03-02 Andi Kleen <ak@suse.de>
18563 Richard Guenther <rguenther@suse.de>
18565 * struct-equiv.c: Remove file.
18566 * cfg_cleanup.c (condjump_equiv_p): Remove.
18567 * Makefile.in (OBJS-common): Remove struct-equiv.o.
18568 (struct-equiv.o): Remove rule.
18569 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
18570 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
18571 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
18573 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18575 * ifcvt.c (noce_process_if_block): Try to handle only the then
18576 block if the else block exists but isn't suitable.
18578 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
18581 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
18582 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
18583 regression from previous patch.
18585 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
18588 * gthr.h: Add __gthread_mutex_destroy as a function that must be
18590 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
18591 * gthr-single.h (__gthread_mutex_destroy): Likewise.
18592 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
18593 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
18594 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
18595 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
18596 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
18597 (__gthread_mutex_destroy_function): Rename to
18598 __gthread_mutex_destroy.
18599 * gthr-dce.h (__gthread_mutex_destroy): Call
18600 pthread_mutex_destroy.
18601 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
18602 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
18603 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
18605 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18607 * df-scan.c (df_ref_chain_change_bb): Simplify.
18608 (df_insn_change_bb): Add new_bb argument. Simplify. Call
18609 set_block_for_insn if there's any change.
18610 * df.h ((df_insn_change_bb): Fix prototype.
18611 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
18612 df_insn_change_bb, don't call set_block_for_insn.
18613 * emit-rtl.c (reorder_insns): Likewise.
18614 * haifa-sched.c (move_insn): Likewise.
18616 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18618 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
18620 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18622 * tree-flow-inline.h (next_readonly_imm_use): Return
18623 NULL_USE_OPERAND_P after the end.
18625 2008-03-01 Richard Guenther <rguenther@suse.de>
18627 PR tree-optimization/35411
18628 * tree-sra.c (sra_build_assignment): Split conversion to
18629 final type to a separate statement if we are not assigning
18632 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18634 * fold-const.c (fold_convertible_p): Correct the logic to follow
18635 that in fold_convert().
18637 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
18640 * tree-inline.c (build_duplicate_type): When we make a
18641 duplicate type, make it unique in the canonical types system.
18643 2008-02-29 Tom Tromey <tromey@redhat.com>
18645 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
18646 input_file_stack_history, input_file_stack_restored): Remove.
18647 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
18648 * input.h (struct file_stack): Remove.
18649 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
18650 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
18652 * diagnostic.h (struct diagnostic_context) <last_module>: Change
18654 (diagnostic_last_module_changed): Add 'map' argument.
18655 (diagnostic_set_last_function): Likewise.
18656 * diagnostic.c (undiagnostic_report_current_module): Iterate using
18657 line map, not input_file_stack.
18658 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
18660 2008-02-29 Paul Brook <paul@codesourcery.com>
18662 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
18664 2008-02-29 Paul Brook <paul@codesourcery.com>
18666 * config/arm/ieee754-df.S (muldf3): Use RET macros.
18668 2008-02-29 Richard Guenther <rguenther@suse.de>
18670 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
18672 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
18673 value for comparing for a store match.
18674 (simplify_unary_expression): Do nothing for SSA_NAMEs.
18675 (try_to_simplify): Do not do a full-blown reference lookup.
18677 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
18679 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
18680 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
18682 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
18684 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
18686 * tree-loop-linear.c (try_interchange_loops): Compare memory access
18687 strides against cache sizes.
18689 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
18691 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
18694 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
18696 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
18697 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
18698 is smaller than the original promoted value.
18699 (simplify_subreg): If OP is a SUBREG, try to preserve its
18700 SUBREG_PROMOTED_VAR_P information.
18702 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
18704 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
18705 (VN_INFO_GET): Allocate new objects on the obstack.
18706 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
18707 for rpo_numbers_temp, for consistency.
18708 (free_scc_vn): Free the obstack.
18710 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
18712 * doc/invoke.texi: Document -ftree-loop-distribution.
18713 * tree-loop-distribution.c: New.
18714 * tree-pass.h (pass_loop_distribution): New.
18715 * graphds.h (struct graph): Add htab_t indices.
18716 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
18717 * tree-vectorizer.c (rename_variables_in_loop): Extern.
18718 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
18719 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
18720 * tree-data-ref.c (debug_data_dependence_relations): New.
18721 (dump_data_dependence_relation): Also print data references.
18722 (free_data_ref): Extern.
18723 (same_access_functions): Moved...
18724 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
18725 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
18726 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
18727 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
18728 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
18729 (stmts_from_loop): Skip LABEL_EXPR.
18730 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
18732 (build_rdg): Initialize rdg->indices htab.
18733 (free_rdg, stores_from_loop, ref_base_address,
18734 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
18735 have_similar_memory_accesses_1, ref_base_address_1,
18736 remove_similar_memory_refs): New.
18737 * tree-data-ref.h: Depend on tree-chrec.h.
18738 (debug_data_dependence_relations, free_data_ref): Declared.
18739 (same_access_functions): ... here.
18740 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
18742 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
18743 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
18744 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
18745 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
18746 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
18747 rdg_vertex_for_stmt): Declared.
18748 (struct rdg_edge): Add level.
18750 (free_rdg, stores_from_loop, remove_similar_memory_refs,
18751 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
18753 (rdg_has_similar_memory_accesses): New.
18754 * tree-vect-analyze.c: Remove unused static decls.
18755 * lambda.h (dependence_level): New.
18756 * common.opt (ftree-loop-distribution): New.
18757 * tree-flow.h (mark_virtual_ops_in_bb,
18758 slpeel_tree_duplicate_loop_to_edge_cfg,
18759 rename_variables_in_loop): Declared.
18760 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
18761 (OBJS-common): Add tree-loop-distribution.o.
18762 (tree-loop-distribution.o): New rule.
18763 * tree-cfg.c (mark_virtual_ops_in_bb): New.
18764 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
18765 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
18767 2008-02-28 Joseph Myers <joseph@codesourcery.com>
18770 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
18771 other than structures and unions.
18773 2008-02-28 Richard Guenther <rguenther@suse.de>
18776 2008-02-26 Richard Guenther <rguenther@suse.de>
18778 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
18779 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
18780 (lookup_decl_from_uid): Declare.
18781 (remove_decl_from_map): Likewise.
18782 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
18783 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
18784 (decl_for_uid_map): New global hashtable mapping DECL_UID
18786 (init_ttree): Allocate it.
18787 (insert_decl_to_uid_decl_map): New helper function.
18788 (make_node_stat): Insert new decls into the map.
18789 (copy_node_stat): Likewise.
18790 (lookup_decl_from_uid): New function.
18791 (remove_decl_from_map): Likewise.
18792 (print_decl_for_uid_map_statistics): New helper.
18793 (dump_tree_statistics): Call it.
18795 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
18796 (referenced_var_iterator): Adjust.
18797 (FOR_EACH_REFERENCED_VAR): Adjust.
18798 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
18799 (num_referenced_vars): Adjust.
18800 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
18801 (first_referenced_var): Remove.
18802 (end_referenced_vars_p): Likewise.
18803 (next_referenced_var): Likewise.
18804 (referenced_var_iterator_set): New helper function.
18805 * tree-dfa.c (referenced_var_lookup): Adjust.
18806 (referenced_var_check_and_insert): Likewise.
18807 (remove_referenced_var): Likewise.
18808 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
18809 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18810 (verify_call_clobbering): Likewise.
18811 (verify_memory_partitions): Likewise.
18812 (init_tree_ssa): Allocate bitmap instead of hashtable for
18814 (delete_tree_ssa): Adjust.
18815 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
18816 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18817 (compute_tag_properties): Likewise.
18818 (set_initial_properties): Likewise.
18819 (find_partition_for): Likewise.
18820 (update_reference_counts): Likewise.
18821 (dump_may_aliases_for): Likewise.
18822 * tree-ssa-operands.c (add_virtual_operand): Likewise.
18823 (add_call_clobber_ops): Likewise.
18824 (add_call_read_ops): Likewise.
18825 (get_asm_expr_operands): Likewise.
18826 * tree-into-ssa.c (dump_decl_set): Likewise.
18827 (update_ssa): Likewise.
18828 * tree-sra.c (scan_function): Likewise.
18829 (decide_instantiations): Likewise.
18830 (scalarize_parms): Likewise.
18831 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
18832 (dsa_named_for): Likewise.
18833 * tree-ssa-structalias.c (update_alias_info): Likewise.
18834 (merge_smts_into): Likewise.
18836 2008-02-27 David Daney <ddaney@avtrex.com>
18839 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
18840 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
18841 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
18842 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
18843 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
18845 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
18848 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
18849 (BUILT_IN_NEXTTOWARD): Remove.
18850 (BUILT_IN_NEXTTOWARDF): Ditto.
18851 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
18852 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
18854 2008-02-27 Tom Tromey <tromey@redhat.com>
18856 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
18857 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
18859 2008-02-27 Jan Beulich <jbeulich@novell.com>
18861 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
18862 update the respective field on newdecl.
18864 2008-02-27 Revital Eres <eres@il.ibm.com>
18866 PR rtl-optimization/34999
18867 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
18868 crossing edges that ends with a call insn.
18869 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
18870 call insn and clear the EDGE_CROSSING flag of the crossing edge
18871 when fixing fallthru edges.
18873 2008-02-27 Richard Guenther <rguenther@suse.de>
18875 PR middle-end/35390
18876 * fold-const.c (fold_unary): Return the correct argument,
18877 converted to the result type.
18879 2008-02-27 Richard Guenther <rguenther@suse.de>
18881 PR middle-end/34971
18882 * expr.c (expand_expr_real_1): Assert on rotates that operate
18884 * fold-const.c (fold_binary): Use the types precision, not the
18885 bitsize of the mode if folding rotate expressions. Build rotates
18886 only for full modes.
18888 2008-02-27 Jakub Jelinek <jakub@redhat.com>
18890 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
18891 and CPP_PRAGMA_EOL.
18892 * c-pragma.c (pragma_ns_name): New typedef.
18893 (registered_pp_pragmas): New variable.
18894 (c_pp_lookup_pragma): New function.
18895 (c_register_pragma_1): If flag_preprocess_only, do nothing
18896 for non-expanded pragmas, for expanded ones push pragma's
18897 namespace and name into registered_pp_pragmas vector.
18898 (c_invoke_pragma_handler): Register OpenMP pragmas even when
18899 flag_preprocess_only, don't register GCC pch_preprocess
18900 pragma if flag_preprocess_only.
18901 * c-opts.c (c_common_init): Call init_pragma even if
18902 flag_preprocess_only.
18903 * c-pragma.c (c_pp_lookup_pragma): New prototype.
18904 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
18905 cpp_register_pragma if flag_preprocess_only.
18907 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18910 * c-parser.c (c_parser_translation_unit): Warn for empty
18911 translation unit, not empty source file.
18913 2008-02-26 Paul Brook <paul@codesourcery.com>
18915 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
18916 operand for Thumb-2.
18917 * config/arm/arm.h (reg_class): Add CORE_REGS.
18918 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
18919 (BASE_REG_CLASS): Use CORE_REGS.
18920 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
18921 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
18922 (REGNO_OK_FOR_INDEX_P): Exclude SP.
18923 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
18924 ARM_REGNO_OK_FOR_INDEX_P.
18925 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
18926 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
18927 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
18928 (ldm/stm peepholes): Ditto.
18929 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
18930 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
18931 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
18932 * config/arm/constraints.md: Enable "k" constraint on ARM.
18934 2008-02-27 Ben Elliston <bje@au.ibm.com>
18936 * config/rs6000/rs6000.c: Annotate cache line size field in all
18937 instances of struct processor_costs.
18939 2008-02-26 David Edelsohn <edelsohn@gnu.org>
18941 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
18942 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
18943 jump_bypass): New counters.
18944 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
18945 * dce.c (gate_ud_dce): Same.
18946 (gate_fast_dce): Same.
18947 * dse.c (gate_dse1): New function.
18948 (gate_dse2): New function.
18949 (gate_dse): Merge results of new gate functions.
18950 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
18951 (gate_handle_jump_bypass): Add dbg_cnt.
18952 (gate_handle_gcse): Add dbg_cnt.
18953 * ifcvt.c (gate_handle_if_conversion): Same.
18954 (gate_handle_if_after_combine): Same.
18955 (gate_handle_if_after_reload): Same.
18956 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
18958 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
18960 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
18962 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
18964 2008-02-26 Jason Merrill <jason@redhat.com>
18967 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
18968 alone if it's the naming decl for the type's main variant.
18970 2008-02-26 Tom Tromey <tromey@redhat.com>
18972 * system.h (USE_MAPPED_LOCATION): Poison.
18973 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
18974 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
18975 (make_goto_expr_edges): Likewise.
18976 (remove_bb): Likewise.
18977 (execute_warn_function_return): Likewise.
18978 * basic-block.h (struct edge_def) <goto_locus>: Change type to
18980 * c-common.c (fname_decl): Remove old location code.
18981 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
18983 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
18985 (ASM_INPUT_SOURCE_LOCATION): Likewise.
18986 (gen_rtx_ASM_INPUT): Likewise.
18987 (gen_rtx_ASM_INPUT_loc): Likewise.
18988 (get_rtx_asm_OPERANDS): Remove.
18989 * cfglayout.c (insn_locators_alloc): Remove old location code.
18990 (set_curr_insn_source_location): Likewise.
18991 (curr_insn_locator): Likewise.
18992 * print-tree.c (print_node): Remove old location code.
18993 * tree-mudflap.c (mf_varname_tree): Remove old location code.
18994 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
18995 * cfgexpand.c (expand_gimple_cond_expr): Don't use
18996 location_from_locus.
18997 (construct_exit_block): Remove old location code.
18998 * emit-rtl.c (force_next_line_note): Remove old location code.
18999 * profile.c (branch_prob): Remove old location code.
19000 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
19001 LOC_LINE): Remove old-location variants.
19002 * langhooks.c (lhd_print_error_function): Remove old location
19004 * configure, config.in: Rebuilt.
19005 * configure.ac (--enable-mapped-location): Remove.
19006 * c-decl.c (c_init_decl_processing): Remove old location code.
19007 (finish_function): Likewise.
19008 * recog.c (decode_asm_operands): Remove old location code.
19009 * c-pch.c (c_common_read_pch): Remove old location code.
19010 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
19012 * gimple-low.c (lower_function_body): Remove old location code.
19013 * toplev.c (unknown_location): Remove.
19014 (push_srcloc): Remove old-location variant.
19015 (process_options): Remove old location code.
19016 (lang_dependent_init): Likewise.
19017 * input.h (UNKNOWN_LOCATION): Move definition.
19018 (location_t): Undeprecate.
19019 (source_locus): Remove.
19020 (location_from_locus): Remove.
19021 (struct location_s): Remove.
19022 Remove all old-location code.
19023 (input_line, input_filename): Remove.
19024 * final.c (final_scan_insn): Remove old location code.
19025 * diagnostic.c (diagnostic_build_prefix): Remove
19026 USE_MAPPED_LOCATION test.
19027 * tree.h (gimple_stmt) <locus>: Now a location_t.
19028 (tree_exp) <locus>: Likewise.
19029 (DECL_IS_BUILTIN): Remove old-location variant.
19030 (annotate_with_file_line, annotate_with_locus): Likewise.
19031 (expr_locus, set_expr_locus): Update.
19032 * tree.c (build1_stat): Remove old location code.
19033 (last_annotated_node): Remove.
19034 (annotate_with_file_line): Remove old-location variant.
19035 (annotate_with_locus): Likewise.
19036 (expr_location): Remove old location code.
19037 (set_expr_location): Likewise.
19038 (expr_has_location): Likewise.
19039 (expr_locus): Likewise.
19040 (set_expr_locus): Likewise.
19041 (expr_filename): Don't use location_from_locus.
19042 (expr_lineno): Likewise.
19043 * rtl-error.c (location_for_asm): Remove old location code.
19044 * c-lex.c (cb_line_change): Remove old location code.
19045 (fe_file_change): Likewise.
19046 (cb_def_pragma): Likewise.
19047 (c_lex_with_flags): Likewise.
19048 * gengtype.c (do_typedef): Don't special-case location types.
19049 (define_location_structures): Remove.
19050 (main): Don't call define_location_structures.
19051 * tree-pretty-print.c (dump_implicit_edges): Remove old location
19054 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19057 * builtins.def (BUILT_IN_STDARG_START): Remove.
19058 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
19059 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
19060 * tree-inline.c (inline_forbidden_p_1): Likewise.
19062 2008-02-26 Richard Guenther <rguenther@suse.de>
19064 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19065 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19066 (lookup_decl_from_uid): Declare.
19067 (remove_decl_from_map): Likewise.
19068 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19069 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19070 (decl_for_uid_map): New global hashtable mapping DECL_UID
19072 (init_ttree): Allocate it.
19073 (insert_decl_to_uid_decl_map): New helper function.
19074 (make_node_stat): Insert new decls into the map.
19075 (copy_node_stat): Likewise.
19076 (lookup_decl_from_uid): New function.
19077 (remove_decl_from_map): Likewise.
19078 (print_decl_for_uid_map_statistics): New helper.
19079 (dump_tree_statistics): Call it.
19081 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19082 (referenced_var_iterator): Adjust.
19083 (FOR_EACH_REFERENCED_VAR): Adjust.
19084 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19085 (num_referenced_vars): Adjust.
19086 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19087 (first_referenced_var): Remove.
19088 (end_referenced_vars_p): Likewise.
19089 (next_referenced_var): Likewise.
19090 (referenced_var_iterator_set): New helper function.
19091 * tree-dfa.c (referenced_var_lookup): Adjust.
19092 (referenced_var_check_and_insert): Likewise.
19093 (remove_referenced_var): Likewise.
19094 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19095 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19096 (verify_call_clobbering): Likewise.
19097 (verify_memory_partitions): Likewise.
19098 (init_tree_ssa): Allocate bitmap instead of hashtable for
19100 (delete_tree_ssa): Adjust.
19101 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19102 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19103 (compute_tag_properties): Likewise.
19104 (set_initial_properties): Likewise.
19105 (find_partition_for): Likewise.
19106 (update_reference_counts): Likewise.
19107 (dump_may_aliases_for): Likewise.
19108 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19109 (add_call_clobber_ops): Likewise.
19110 (add_call_read_ops): Likewise.
19111 (get_asm_expr_operands): Likewise.
19112 * tree-into-ssa.c (dump_decl_set): Likewise.
19113 (update_ssa): Likewise.
19114 * tree-sra.c (scan_function): Likewise.
19115 (decide_instantiations): Likewise.
19116 (scalarize_parms): Likewise.
19117 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19118 (dsa_named_for): Likewise.
19119 * tree-ssa-structalias.c (update_alias_info): Likewise.
19120 (merge_smts_into): Likewise.
19122 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19125 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
19126 * c-opts.c (c_common_handle_option): Wall enables
19127 Wvolatile-register-var.
19128 * common.opt: Move Wvolatile-register-var to...
19131 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19133 * common.opt (Wlarger-than=): New.
19134 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
19136 * opts.c (common_handle_option): Handle -Wlarger-than=.
19137 * optc-gen.awk: Likewise.
19138 * opth-gen.awk: Likewise.
19139 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
19140 * tree-optimize.c (tree_rest_of_compilation): Likewise.
19142 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19144 * c-common.c (match_case_to_enum_1): Add appropriate
19145 OPT_W* parameter to warning.
19146 (c_do_switch_warnings): Likewise.
19147 * c-typeck.c (warning_init): Add one more parameter following
19148 'warning' function.
19149 (push_init_level): Update call to warning_init.
19150 (pop_init_level): Likewise.
19151 (add_pending_init): Likewise.
19152 (output_init_element: Likewise.
19154 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19157 * toplev.c (toplev_main): If there are warnings or error, print
19158 errors for ignored options.
19159 * opts.c (ignored_options): New static variable.
19160 (postpone_unknown_option_error): New.
19161 (print_ignored_options): New.
19162 (handle_option): Postpone errors for unknown -Wno-* options.
19163 * opts.h (print_ignored_options): Declare.
19165 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
19167 * config/mips/mips.md (loadgp_blockage, blockage): Change type
19170 2008-02-25 Richard Guenther <rguenther@suse.de>
19173 2008-02-25 Richard Guenther <rguenther@suse.de>
19175 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19176 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19177 (lookup_decl_from_uid): Declare.
19178 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19179 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19180 (decl_for_uid_map): New global hashtable mapping DECL_UID
19182 (init_ttree): Allocate it.
19183 (insert_decl_to_uid_decl_map): New helper function.
19184 (make_node_stat): Insert new decls into the map.
19185 (copy_node_stat): Likewise.
19186 (lookup_decl_from_uid): New function.
19187 (print_decl_for_uid_map_statistics): New helper.
19188 (dump_tree_statistics): Call it.
19190 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19191 (referenced_var_iterator): Adjust.
19192 (FOR_EACH_REFERENCED_VAR): Adjust.
19193 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19194 (num_referenced_vars): Adjust.
19195 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19196 (first_referenced_var): Remove.
19197 (end_referenced_vars_p): Likewise.
19198 (next_referenced_var): Likewise.
19199 (referenced_var_iterator_set): New helper function.
19200 * tree-dfa.c (referenced_var_lookup): Adjust.
19201 (referenced_var_check_and_insert): Likewise.
19202 (remove_referenced_var): Likewise.
19203 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19204 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19205 (verify_call_clobbering): Likewise.
19206 (verify_memory_partitions): Likewise.
19207 (init_tree_ssa): Allocate bitmap instead of hashtable for
19209 (delete_tree_ssa): Adjust.
19210 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19211 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19212 (compute_tag_properties): Likewise.
19213 (set_initial_properties): Likewise.
19214 (find_partition_for): Likewise.
19215 (update_reference_counts): Likewise.
19216 (dump_may_aliases_for): Likewise.
19217 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19218 (add_call_clobber_ops): Likewise.
19219 (add_call_read_ops): Likewise.
19220 (get_asm_expr_operands): Likewise.
19221 * tree-into-ssa.c (dump_decl_set): Likewise.
19222 (update_ssa): Likewise.
19223 * tree-sra.c (scan_function): Likewise.
19224 (decide_instantiations): Likewise.
19225 (scalarize_parms): Likewise.
19226 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19227 (dsa_named_for): Likewise.
19228 * tree-ssa-structalias.c (update_alias_info): Likewise.
19229 (merge_smts_into): Likewise.
19231 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19234 * doc/invoke.texi (-fcx-limited-range): Document new option.
19235 * toplev.c (process_options): Handle -fcx-fortran-rules.
19236 * common.opt: Add documentation for -fcx-fortran-rules.
19238 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19241 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
19242 actual behaviour and C99.
19244 2008-02-26 Ben Elliston <bje@au.ibm.com>
19246 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
19247 (ASM_CPU_POWER6_SPEC): Likewise.
19248 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
19249 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
19250 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
19252 2008-02-25 Richard Guenther <rguenther@suse.de>
19254 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19255 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19256 (lookup_decl_from_uid): Declare.
19257 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19258 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19259 (decl_for_uid_map): New global hashtable mapping DECL_UID
19261 (init_ttree): Allocate it.
19262 (insert_decl_to_uid_decl_map): New helper function.
19263 (make_node_stat): Insert new decls into the map.
19264 (copy_node_stat): Likewise.
19265 (lookup_decl_from_uid): New function.
19266 (print_decl_for_uid_map_statistics): New helper.
19267 (dump_tree_statistics): Call it.
19269 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19270 (referenced_var_iterator): Adjust.
19271 (FOR_EACH_REFERENCED_VAR): Adjust.
19272 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19273 (num_referenced_vars): Adjust.
19274 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19275 (first_referenced_var): Remove.
19276 (end_referenced_vars_p): Likewise.
19277 (next_referenced_var): Likewise.
19278 (referenced_var_iterator_set): New helper function.
19279 * tree-dfa.c (referenced_var_lookup): Adjust.
19280 (referenced_var_check_and_insert): Likewise.
19281 (remove_referenced_var): Likewise.
19282 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19283 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19284 (verify_call_clobbering): Likewise.
19285 (verify_memory_partitions): Likewise.
19286 (init_tree_ssa): Allocate bitmap instead of hashtable for
19288 (delete_tree_ssa): Adjust.
19289 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19290 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19291 (compute_tag_properties): Likewise.
19292 (set_initial_properties): Likewise.
19293 (find_partition_for): Likewise.
19294 (update_reference_counts): Likewise.
19295 (dump_may_aliases_for): Likewise.
19296 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19297 (add_call_clobber_ops): Likewise.
19298 (add_call_read_ops): Likewise.
19299 (get_asm_expr_operands): Likewise.
19300 * tree-into-ssa.c (dump_decl_set): Likewise.
19301 (update_ssa): Likewise.
19302 * tree-sra.c (scan_function): Likewise.
19303 (decide_instantiations): Likewise.
19304 (scalarize_parms): Likewise.
19305 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19306 (dsa_named_for): Likewise.
19307 * tree-ssa-structalias.c (update_alias_info): Likewise.
19308 (merge_smts_into): Likewise.
19310 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
19313 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
19314 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
19315 * alias.h (nonoverlapping_memrefs_p): Likewise.
19317 2008-02-25 Jan Beulich <jbeulich@novell.com>
19319 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
19320 * config/i386/netware-libgcc.exp: Add __bswap?i2,
19321 __emultls_get_address, __emultls_register_common,
19322 __floatundi?f, and _Unwind_GetIPInfo.
19323 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
19324 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
19325 (gen_regparm_prefix): Likewise.
19326 (i386_nlm_encode_section_info): Sync with
19327 config/i386/winnt.c:i386_pe_encode_section_info().
19328 (i386_nlm_maybe_mangle_decl_assembler_name): New.
19329 i386_nlm_mangle_decl_assembler_name): New.
19330 (netware_override_options): New.
19331 * config/i386/netware.h (netware_override_options): Declare.
19332 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
19333 (i386_nlm_mangle_decl_assembler_name): Declare.
19334 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
19336 2008-02-25 Ben Elliston <bje@au.ibm.com>
19339 * c-decl.c (grokdeclarator): Remove unused local variables
19340 `typedef_type' and `type_as_written'.
19342 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
19343 unused local variable `has_hot_blocks'.
19344 (fix_crossing_conditional_branches): Remove unused local variable
19347 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
19349 PR middle-end/19984
19350 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
19351 using DEF_C99_BUILTIN.
19352 (BUILT_IN_NANF): Ditto.
19353 (BUILT_IN_NANL): Ditto.
19355 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
19356 Revital Eres <eres@il.ibm.com>
19358 * modulo-sched.c (calculate_must_precede_follow): Address TODO
19359 regarding the order of two dependent insns in the same row.
19361 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
19363 * stor-layout.c (layout_decl): Do not bump the alignment of a
19364 bit-field to more than byte alignment if it is packed.
19366 2008-02-24 David Edelsohn <edelsohn@gnu.org>
19368 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
19371 2008-02-24 Diego Novillo <dnovillo@google.com>
19373 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
19376 * tree-vrp.c (vrp_evaluate_conditional): With
19377 -Wtype-limits, emit a warning when comparing against a
19378 constant outside the natural range of OP0's type.
19379 * c.opt (Wtype-limits): Move ...
19380 * common.opt (Wtype-limits): ... here.
19382 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
19384 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
19385 * config/rs6000/e300c2c3.md: New file.
19386 * config/rs6000/rs6000.c (processor_costs): Add new costs for
19388 (rs6000_override_options): Add e300c2 and e300c3 cases to
19389 processor_target_table. Do not allow usage of Altivec or Spe
19390 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
19391 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
19392 * config/rs6000/rs6000.h (processor_type): Add
19393 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
19394 (ASM_CPU_SPEC): Add e300c2 and e300c3.
19395 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
19396 and ppce300c3. Include e300c2c3.md.
19398 2008-02-23 David Edelsohn <edelsohn@gnu.org>
19400 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
19401 instead of TARGET_STRICT_ALIGN.
19403 2008-02-23 Joseph Myers <joseph@codesourcery.com>
19405 * explow.c (memory_address): Assert that the generated address is
19408 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19411 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
19412 * config/darwin-ppc-ldouble-patch.def: New file.
19413 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
19414 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
19415 SUBTARGET_INIT_BUILTINS if defined.
19416 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
19419 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19422 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
19423 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
19425 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19428 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
19429 file" warning condtional on -Winvalid-PCH.
19431 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
19433 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
19435 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
19439 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
19440 prevent reload from using MMX registers.
19441 (*mov<mode>_internal): Ditto.
19442 (*movv2sf_internal_rex64): Ditto.
19443 (*movv2sf_internal): Ditto.
19445 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19447 PR documentation/31569
19448 * doc/install.texi2html: Use makeinfo --no-number-sections.
19450 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19452 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
19453 ensure that we can address an entire entity > 8 bytes. Don't
19454 generate reg+reg addressing for such data.
19456 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19458 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
19459 strings when optimizing for size, unless the target cares about
19462 2008-02-22 Tom Tromey <tromey@redhat.com>
19464 * regclass.c (current_pass): Remove declaration.
19466 2008-02-22 Anatoly Sokolov <aesok@post.ru>
19468 * config/avr/libgcc.S (__RAMPZ__): Define.
19469 (__do_copy_data): Add for devices with 128KB code memory.
19471 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19473 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
19475 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
19477 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
19479 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
19482 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19485 * c-typeck.c (build_binary_op): Warn about floating point
19486 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
19488 2008-02-21 Janis Johnson <janis187@us.ibm.com>
19491 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
19492 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
19494 (rs6000_override_options): Set altivec_abi as default, not override,
19495 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
19496 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
19497 is used; use new member spe_abi.
19498 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
19499 spe_abi and altivec_abi.
19501 2008-02-22 Tomas Bily <tbily@suse.cz>
19503 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
19505 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19508 * config.build (build_file_translate): Set to `CMD //c' only if
19510 * Makefile.in (build_file_translate): Improve comment.
19512 2008-02-21 Jan Hubicka <jh@suse.cz>
19514 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
19515 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
19516 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
19518 2008-02-21 Michael Matz <matz@suse.de>
19521 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
19523 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
19525 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
19526 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
19527 as insn constraint.
19528 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
19529 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
19530 SSE_VEC_FLOAT_MODE_P as insn constraint.
19531 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
19532 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
19533 sse4a_movntdf using MODEF mode iterator.
19534 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
19535 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
19536 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
19537 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
19538 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
19539 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
19540 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
19542 2008-02-21 Richard Guenther <rguenther@suse.de>
19544 * tree.def (PAREN_EXPR): New tree code.
19545 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
19547 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
19548 * expr.c (expand_expr_real_1): Likewise.
19549 * tree-inline.c (estimate_num_insns_1): Likewise.
19550 * tree-complex.c (expand_complex_move): Likewise.
19551 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
19554 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
19557 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
19559 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
19562 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
19564 * config/sh/sh.c (find_barrier): Don't go past
19565 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
19567 2008-02-20 DJ Delorie <dj@redhat.com>
19569 * config/h8300/h8300.md (insv): Force source operand to be a register.
19571 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
19572 as a jump, not as a plain insn.
19574 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
19576 * doc/invoke.texi (Warning Options): Add new option
19577 -Wframe-larger-than=.
19578 (-Wframe-larger-than): Document.
19580 * flags.h (warn_frame_larger_than, frame_larger_than_size):
19581 Add declarations for new option variables.
19583 * final.c (final_start_function): Check the frame size
19584 before emission and issue a Wframe-larger-than warning.
19586 * opts.c (warn_frame_larger_than, frame_larger_than_size):
19587 Add definitions for new option variables.
19588 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
19590 * common.opt (Wframe-larger-than=): New option.
19592 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
19594 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
19595 (<sse>_div<mode>3): Ditto.
19596 (<sse>_vmdiv<mode>3): Ditto.
19597 (<sse>_vmsqrt<mode>2): Ditto.
19598 (*smax<mode>3): Ditto.
19599 (sse5_frcz<mode>2): Ditto.
19600 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
19601 as insn constraint.
19603 2008-02-20 Richard Guenther <rguenther@suse.de>
19605 PR middle-end/35265
19606 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
19607 be happy with INTEGRAL_TYPE_P.
19609 2008-02-20 Richard Guenther <rguenther@suse.de>
19611 * fold-const.c (split_tree): Associate floatig-point expressions
19612 if flag_associative_math is set.
19614 2008-02-20 Richard Guenther <rguenther@suse.de>
19616 * tree.h (fold_real_zero_addition_p): Declare.
19617 * fold-const.c (fold_real_zero_addition_p): Export.
19618 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
19619 floating-point operations with zero and one.
19621 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
19623 * doc/install.texi: Correct references to CFLAGS, replacing them
19624 with BOOT_CFLAGS. Document flags used during bootstrap for
19627 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
19629 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
19630 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
19631 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
19633 (smin<mode>3): Ditto from similar patterns.
19634 (smax<mode>3): Ditto.
19635 (*ieee_smin<mode>3): Ditto.
19636 (*ieee_smax<mode>3): Ditto.
19637 * config/i386/sse.md (sse): New mode attribute.
19638 (mov<mode>): Macroize expander from movv4sf and movv2df using
19639 SSEMODEF2P mode iterator.
19640 (<sse>_movnt<mode>): Ditto from similar patterns. Use
19641 SSE_VEC_FLOAT_MODE_P as insn constraint.
19642 (storent<mode>): Ditto.
19643 (storent<mode>): Macroize expander from storentsf and storentdf using
19644 MODEF mode iterator.
19645 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
19646 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
19647 (abs<mode>2): Ditto from similar patterns.
19648 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
19649 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
19650 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
19651 (<sse>_vmsqrt<mode>2): Ditto.
19652 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
19653 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
19654 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
19655 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
19656 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
19657 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
19658 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
19660 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
19661 iterator and SSE_FLOAT_MODE_P as insn constraint.
19662 (<sse>_ucomi): Ditto from similar patterns.
19663 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
19664 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
19665 SSE_VEC_FLOAT_MODE_P as insn constraint.
19666 (vcond<mode>): Ditto from similar patterns.
19667 (and<mode>3, *and<mode>3): Ditto.
19668 (<sse>_nand<mode>3): Ditto.
19669 (ior<mode>3, *ior<mode>3): Ditto.
19670 (xor<mode>3, *xor<mode>3): Ditto.
19671 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
19672 iterator and SSE_FLOAT_MODE_P as insn constraint.
19673 (*nand<mode>3): Ditto from similar patterns.
19674 (*ior<mode>3): Ditto.
19675 (*xor<mode>3): Ditto.
19677 2008-02-20 Ira Rosen <irar@il.ibm.com>
19679 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
19680 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
19681 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
19683 2008-02-19 Jan Hubicka <jh@suse.cz>
19685 * predict.c (tree_bb_level_predictions): Remove variable next
19686 mistakely introduced by previous commit.
19688 2008-02-19 Jan Hubicka <jh@suse.cz>
19690 * predict.c (predict_paths_leading_to): Rewrite.
19691 (predict_paths_for_bb): New.
19692 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
19694 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19697 * Makefile.in (build_file_translate): New.
19698 (gcc-vers.texi): Use it for translating $(abs_srcdir).
19699 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
19700 * configure.ac (build_file_translate): Substitute it.
19701 * configure: Regenerate.
19703 2008-02-19 Jan Hubicka <jh@suse.cz>
19705 PR rtl-optimization/34408
19706 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
19709 2008-02-19 Jan Hubicka <jh@suse.cz>
19711 PR middle-end/28779
19712 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
19715 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
19718 * config/i386/i386-modes.def: Revert the last DI alignment
19719 change until Ada people can look into it.
19721 2008-02-19 Nick Clifton <nickc@redhat.com>
19723 * opts.c (print_specific_help): Fix typo in --help text.
19725 2008-02-19 Jakub Jelinek <jakub@redhat.com>
19728 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
19729 32-bit inline asm without asm alternatives for host GCC < 3.0.
19731 2008-02-19 Richard Guenther <rguenther@suse.de>
19733 PR tree-optimization/34989
19734 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
19735 Allow propagation to INDIRECT_REF if we can simplify only.
19737 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19739 * c-common.c (warn_for_collisions_1): Use appropriate option when
19742 2008-02-19 Nick Clifton <nickc@redhat.com>
19745 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
19746 (handle_options): Fix indentation.
19747 (print_filtered_help): If no language-specific options were
19748 displayed tell the user how to list all the options supported by
19749 the language's front-end.
19750 (print_specific_help): Fix indentation and remove duplicate line.
19751 (common_handle_option): Handle the -v option.
19752 For --help enable the display of undocumented options if the -v
19753 switch has been included on the command line.
19754 For --help= check for overlaps in the arguments between the option
19755 classes and the language names and issue a warning when they
19756 cannot be disambiguated.
19757 * c.opt (v): Pass on to the common option handler.
19759 2008-02-19 Revital Eres <eres@il.ibm.com>
19761 * modulo-sched.c (sms_schedule): Change dump message when
19762 create_ddg function fails.
19763 (try_scheduling_node_in_cycle): Rename row to cycle.
19764 (print_partial_schedule): Rename CYCLE to ROW.
19766 2008-02-19 Christian Bruel <christian.bruel@st.com>
19767 Zdenek Dvorak <ook@ucw.cz>
19769 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
19771 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
19774 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
19775 (*x86_movdicc_0_m1_se): Ditto.
19777 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
19779 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
19780 (CMPtype): Define as __gcc_CMPtype.
19781 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
19782 (CMPtype): Define as __gcc_CMPtype.
19784 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
19786 Support valgrind 3.3 for --enable-checking=valgrind.
19787 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
19789 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
19790 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
19791 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
19792 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
19793 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
19794 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
19795 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
19797 * ggc-zone.c: Similar.
19798 * ggc-page.c: Similar.
19800 2008-02-19 Paul Brook <paul@codesourcery.com>
19803 * config/arm/ieee754-df.S: Fix do_it typo.
19804 * config/arm/ieee754-sf.S: Fix do_it typo.
19806 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
19809 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
19810 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
19811 (OPTION_MASK_ISA_SSE_SET): Likewise.
19812 (OPTION_MASK_ISA_SSE2_SET): Likewise.
19813 (OPTION_MASK_ISA_SSE3_SET): Likewise.
19814 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
19815 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
19816 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
19817 (OPTION_MASK_ISA_SSE4_SET): Likewise.
19818 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
19819 (OPTION_MASK_ISA_SSE5_SET): Likewise.
19820 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
19821 (OPTION_MASK_ISA_MMX_UNSET): Updated.
19822 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
19823 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
19824 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
19825 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
19826 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
19827 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
19828 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
19829 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
19830 (OPTION_MASK_ISA_SSE4): Removed.
19831 (ix86_handle_option): Turn on bits in ix86_isa_flags and
19832 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
19833 (override_options): Don't turn on implied SSE/MMX bits in
19836 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
19838 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19841 2008-02-18 Joey Ye <joey.ye@intel.com>
19843 PR middle-end/34921
19844 * tree-nested.c (insert_field_into_struct): Set type alignment
19845 to field alignment if the former is less than the latter.
19847 2008-02-18 Jakub Jelinek <jakub@redhat.com>
19849 * BASE-VER: Set to 4.4.0.
19851 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19853 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
19854 * doc/cfg.texi: Likewise.
19855 * doc/extend.texi: Likewise.
19856 * doc/gty.texi: Likewise.
19857 * doc/invoke.texi: Likewise.
19858 * doc/loop.texi: Likewise.
19859 * doc/md.texi: Likewise.
19860 * doc/passes.texi: Likewise.
19861 * doc/rtl.texi: Likewise.
19862 * doc/sourcebuild.texi: Likewise.
19863 * doc/tm.texi: Likewise.
19864 * doc/tree-ssa.texi: Likewise.
19866 2008-02-17 Richard Guenther <rguenther@suse.de>
19868 PR middle-end/35227
19869 * tree-complex.c (init_parameter_lattice_values): Handle parameters
19870 without default definition.
19872 2008-02-17 Richard Guenther <rguenther@suse.de>
19874 PR tree-optimization/35231
19875 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
19878 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
19881 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
19882 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
19883 libgcc_cmp_return mode.
19885 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19888 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
19890 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
19892 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
19895 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19897 * doc/c-tree.texi: Use `@.' where appropriate.
19898 * doc/extend.texi: Likewise.
19899 * doc/install.texi: Likewise.
19900 * doc/invoke.texi: Likewise.
19901 * doc/loop.texi: Likewise.
19902 * doc/makefile.texi: Likewise.
19903 * doc/md.texi: Likewise.
19904 * doc/passes.texi: Likewise.
19905 * doc/standards.texi: Likewise.
19906 * doc/tm.texi: Likewise.
19908 2008-02-15 Jakub Jelinek <jakub@redhat.com>
19910 PR middle-end/35196
19911 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
19913 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
19914 rather than in entry_bb.
19916 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
19918 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
19919 libgcc_cmp_return mode.
19921 2008-02-15 Jakub Jelinek <jakub@redhat.com>
19923 PR middle-end/35130
19924 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
19925 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
19927 2008-02-15 Richard Guenther <rguenther@suse.de>
19928 Zdenek Dvorak <ook@ucw.cz>
19930 PR tree-optimization/35164
19931 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
19932 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
19933 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
19934 Only propagate addresses which do not have abnormal SSA_NAMEs
19937 2008-02-15 Joseph Myers <joseph@codesourcery.com>
19940 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
19942 2008-02-15 Jan Hubicka <jh@suse.cz>
19944 PR middle-end/35149
19945 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
19947 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
19949 PR middle-end/34621
19950 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
19951 when calculating alignment_pad.
19953 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
19955 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
19956 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
19957 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
19958 and STACK_BOUNDARY define.
19960 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
19962 PR preprocessor/35061
19963 * c-pragma.c (handle_pragma_pop_macro): Check that
19964 pushed_macro_table has been allocated.
19966 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
19968 PR middle-end/35136
19969 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
19970 (force_gimple_operand): Likewise.
19971 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
19972 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
19973 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
19974 (find_interesting_uses_address): Check addressability and alignment
19975 of the base expression only after substituting bases of IVs into it.
19977 2008-02-14 Michael Matz <matz@suse.de>
19980 * function.c (instantiate_virtual_regs_in_insn): Reload address
19981 before falling back to reloading the whole operand.
19983 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
19985 * config/s390/s390.c (s390_mainpool_start): Emit the pool
19986 before the first section switch note.
19988 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19990 * doc/bugreport.texi: Update copyright years.
19991 * doc/c-tree.texi: Likewise.
19992 * doc/cfg.texi: Likewise.
19993 * doc/cpp.texi: Likewise.
19994 * doc/cppinternals.texi: Likewise.
19995 * doc/fragments.texi: Likewise.
19996 * doc/frontends.texi: Likewise.
19997 * doc/gcc.texi: Likewise.
19998 * doc/gty.texi: Likewise.
19999 * doc/hostconfig.texi: Likewise.
20000 * doc/implement-c.texi: Likewise.
20001 * doc/libgcc.texi: Likewise.
20002 * doc/loop.texi: Likewise.
20003 * doc/makefile.texi: Likewise.
20004 * doc/options.texi: Likewise.
20005 * doc/passes.texi: Likewise.
20006 * doc/rtl.texi: Likewise.
20007 * doc/sourcebuild.texi: Likewise.
20008 * doc/standards.texi: Likewise.
20009 * doc/tree-ssa.texi: Likewise.
20010 * doc/trouble.texi: Likewise.
20012 * doc/extend.texi: Use @: or add comma where appropriate.
20013 * doc/invoke.texi: Likewise.
20014 * doc/tm.texi: Likewise.
20016 2008-02-14 Alan Modra <amodra@bigpond.net.au>
20019 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
20022 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
20024 * doc/md.texi (clz, ctz): Add reference.
20025 * doc/rtl.texi (clz, ctz): Likewise.
20027 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20030 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
20033 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
20035 * config/s390/s390.c (struct constant_pool): New field
20036 emit_pool_after added.
20037 (s390_mainpool_start): Set the emit_pool_after flag according
20038 to the section switch notes.
20039 (s390_mainpool_finish): Consider emit_pool_after when emitting
20040 the literal pool at the end of the function.
20041 (s390_chunkify_start): Force literal pool splits at section
20044 2008-02-13 Michael Matz <matz@suse.de>
20047 * var-tracking.c (clobber_variable_part): Correctly traverse the
20050 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20053 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
20054 Add -fdump-ipa-inline.
20055 * tree-dump.c (dump_files): Remove tree-inlined dump.
20056 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
20058 2008-02-12 Richard Guenther <rguenther@suse.de>
20060 PR tree-optimization/35171
20061 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
20064 2008-02-12 Richard Guenther <rguenther@suse.de>
20066 PR middle-end/35163
20067 * fold-const.c (fold_widened_comparison): Use get_unwidened in
20068 value-preserving mode. Disallow final truncation.
20070 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
20072 PR middle-end/35136
20073 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
20074 code from here to...
20075 (force_gimple_operand): ...here.
20077 2008-02-12 Jakub Jelinek <jakub@redhat.com>
20080 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
20081 non-compatible pointers.
20082 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
20083 different FIELD_DECLs, try harder by comparing field offsets, sizes
20086 PR inline-asm/35160
20087 * function.c (match_asm_constraints_1): Don't replace the same input
20090 2008-02-12 Anatoly Sokolov <aesok@post.ru>
20092 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
20093 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
20094 (expand_epilogue): Restore RAMPZ register.
20095 * config/avr/avr.md (RAMPZ_ADDR): New constant.
20097 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
20099 * config/i386/cygwin.asm: (__alloca): Correct calling
20100 convention and alignment.
20101 (__chkstk): Force 8 byte stack alignment.
20103 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
20104 Richard Guenther <rguenther@suse.de>
20106 PR tree-optimization/33992
20107 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
20108 the zero we compare against.
20110 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
20112 PR libfortran/35063
20113 * gthr-win32.h (__gthread_mutex_destroy_function): New function
20114 to CloseHandle after unlocking to prevent accumulation of handle
20117 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20119 PR middle_end/34150
20120 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
20121 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
20122 and update LABEL_NUSES during and after reload.
20124 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
20126 PR middle-end/34627
20127 * combine.c (simplify_if_then_else): Make sure the comparison is
20128 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
20130 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
20133 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
20134 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
20135 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
20136 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
20137 * tree.h (get_type_static_bounds): Likewise.
20139 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20141 * doc/invoke.texi (Option Summary, C++ Dialect Options)
20142 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20143 Make -Wfoo language annotations match what the compiler outputs.
20145 2008-02-08 Sa Liu <saliu@de.ibm.com>
20147 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
20148 intrinsics spu_convts, spu_convtu, spu_convtf.
20150 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
20152 * doc/extend.texi (Function Attributes) <noinline>: Mention
20153 asm ("") as method to keep calls.
20155 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20158 * doc/options.texi (Options): Replace references to opts.sh with
20160 * opts-common.c: Likewise.
20161 * optc-gen.awk: Likewise.
20163 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
20165 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
20167 2008-02-07 Richard Henderson <rth@redhat.com>
20170 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
20171 EXPR_LIST for the REG_EQUAL instead of a comparison with a
20174 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
20176 PR tree-optimization/35085
20177 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
20178 for operand entry oe2 in addition to operand entry oe3 in order to
20179 expose more opportunities for vectorizer sum reduction.
20181 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20184 * Makefile.in (LIBS): Remove $(GMPLIBS).
20185 (cc1-dummy, cc1): Add $(GMPLIBS).
20187 2008-02-06 Jan Hubicka <jh@suse.cz>
20190 * i386.md (moddf_integer): Do not produce partial memory stalls for
20191 targets where it hurts.
20193 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
20196 * optabs.c (expand_float): Do not check for decimal modes when
20197 expanding unsigned integer through signed conversion.
20199 2008-02-06 Nick Clifton <nickc@redhat.com>
20201 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
20202 inside the clobber with a match_operand and duplicated operand
20203 number in the constraint.
20204 (ineqbranchsi): Delete redundant comment.
20206 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
20208 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
20209 builtin_define ("__USE_INIT_FINI__").
20210 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
20212 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
20214 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20216 PR documentation/30330
20217 * doc/invoke.texi (C++ Dialect Options)
20218 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20219 For each warning option -Wfoo that allows -Wno-foo, ensure both
20220 -Wfoo and -Wno-foo are listed in the option index. Fix index
20221 entry of -Wswitch-default, index -Wnormalized= including the
20222 `=', and -Wlarger-than-@var{len} including @var{len}.
20224 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20226 * config/i386/i386.md (floatunssisf2): Use
20227 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
20228 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
20229 Macroize expander using MODEF mode iterator.
20231 2008-02-05 Diego Novillo <dnovillo@google.com>
20233 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
20236 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
20238 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20241 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
20243 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
20246 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
20247 to indicate if a message should be generated.
20248 (init_cumulative_args): Updated.
20249 (function_value_32): Likewise.
20251 2008-02-05 Joseph Myers <joseph@codesourcery.com>
20253 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
20255 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20258 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
20259 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
20261 2008-02-04 Diego Novillo <dnovillo@google.com>
20263 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
20266 * tree-vrp.c (vrp_evaluate_conditional): With
20267 -Wtype-limits, emit a warning when comparing against a
20268 constant outside the natural range of OP0's type.
20270 2008-02-04 Richard Guenther <rguenther@suse.de>
20272 PR middle-end/33631
20273 * expr.c (count_type_elements): Give for unions instead of
20276 2008-02-04 Richard Guenther <rguenther@suse.de>
20278 PR middle-end/35043
20279 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
20280 to TYPE_DOMAINs base type instead of using bitsizetype here.
20282 2008-02-03 Jason Merrill <jason@redhat.com>
20284 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
20286 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20289 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
20290 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
20291 (RS/6000 and PowerPC Options): Fix typos and markup.
20292 * doc/passes.texi (Tree-SSA passes): Likewise.
20294 2008-02-02 Michael Matz <matz@suse.de>
20297 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
20298 from record_last_reg_set_info.
20299 (record_last_reg_set_info): Take an RTX argument, iterate over all
20300 constituent hardregs.
20301 (record_last_set_info, record_opr_changes): Change calls to
20302 new signature or to record_last_reg_set_info_regno.
20304 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
20306 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
20308 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
20310 PR rtl-optimization/34773
20311 * reg-notes.def (EQUAL): Mention significance of combination of
20312 REG_EQUAL and REG_RETVAL.
20313 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
20314 insn that has a REG_RETVAL.
20316 2008-02-01 Roger Sayle <roger@eyesopen.com>
20319 * configure.ac (--enable-fixed-point): Disable unless explicitly
20321 * configure: Regenerate.
20323 2008-02-01 Richard Guenther <rguenther@suse.de>
20326 * invoke.texi (-finline-limit): Remove no longer true parts
20327 of the documentation. Note that there is no default value.
20329 2008-02-01 Andrew Pinski <pinskia@gmail.com>
20330 Mark Mitchell <mark@codesourcery.com>
20331 Ben Elliston <bje@au.ibm.com>
20334 * doc/extend.texi (Other Builtins): Document.
20336 2008-01-31 Tom Browder <tom.browder@gmail.com>
20338 * doc/c-tree.texi (Types): Fix grammar.
20339 (Expression trees): Ditto.
20340 * doc/passes.texi (Tree-SSA passes): Ditto.
20342 * doc/configterms.texi (Configure Terms): Fix typo.
20343 * doc/cpp.texi (Common Predefined Macros): Ditto.
20344 * doc/md.texi (Machine Constraints): Ditto.
20346 * doc/makefile.texi (Makefile): Add comma.
20348 2008-01-31 Tom Browder <tom.browder@gmail.com>
20349 Gerald Pfeifer <gerald@pfeifer.com>
20351 * doc/sourcebuild.texi (Front End): Remove references to CVS
20352 and CVSROOT/modules.
20353 (Texinfo Manuals): Replace reference to CVS by one to SVN.
20354 (Back End): Remove reference to CVS.
20356 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20359 * config/mips/mips.c (gen_load_const_gp): New function, taking a
20361 (mips16_gp_pseudo_reg): ...here.
20362 * config/mips/mips.md (load_const_gp): Replace with...
20363 (load_const_gp_<mode>): ...this :P-based insn.
20365 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20367 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
20368 options. Minor fixes.
20369 (-std): Move reference to standards closer to where language
20370 standards are first mentioned.
20372 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20374 PR rtl-optimization/34995
20375 * reload.c (alternative_allows_const_pool_ref): Take an rtx
20376 parameter and return a bool. If the rtx parameter is nonnull,
20377 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
20378 (find_reloads): Update call accordingly. Pass the new operand
20379 if it needed no address reloads, otherwise pass null.
20381 2008-01-30 Richard Henderson <rth@redhat.com>
20384 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
20385 for unbounded arrays.
20387 2008-01-30 Silvius Rus <rus@google.com>
20389 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
20391 2008-01-30 Jan Hubicka <jh@suse.cz>
20394 * i386.c (init_cumulative_args): Use real function declaration when
20397 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
20399 PR rtl-optimization/34998
20400 * global.c (build_insn_chain): Treat non-subreg_lowpart
20401 SUBREGs of pseudos as clobbering all the words covered by the
20402 SUBREG, not just all the bytes.
20403 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
20404 original df_ref rather than an extract parameter.
20405 (global_conflicts): Update call accordingly.
20407 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
20409 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
20410 the overflow check to make it easier to read.
20411 (__fixtfdi): Change the type of the ll member in union
20412 long_double to UDItype_x.
20414 2008-01-30 Jakub Jelinek <jakub@redhat.com>
20416 PR middle-end/34969
20417 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
20418 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
20419 * tree-inline.c (fold_marked_statements): Call
20420 cgraph_update_edges_for_call_stmt if folding a call statement.
20421 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
20422 debug_generic_stmt calls, reset it back afterwards.
20425 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
20427 * c-typeck.c (build_external_ref): Don't pedwarn about
20428 static vars in current function's scope.
20430 2008-01-29 Joseph Myers <joseph@codesourcery.com>
20432 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
20434 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
20437 * ipa-struct-reorg.c: Fix spelling.
20438 * params.def: Ditto.
20440 2008-01-29 Richard Guenther <rguenther@suse.de>
20442 PR middle-end/35006
20443 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
20445 * tree-inline.c (remap_type): Increment remapping_type_depth
20446 around remapping types.
20447 (copy_body_r): Only add referenced variables if they are referenced
20448 from code, not types.
20450 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
20461 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
20462 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
20464 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
20467 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
20468 pointer for tiny stack.
20470 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
20472 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
20474 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
20476 * config/vx-common.h: Fix typo in comment.
20478 2008-01-28 Ian Lance Taylor <iant@google.com>
20482 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
20483 coalesce pointers if they have different DECL_NO_TBAA_P values.
20484 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
20485 between variables with different DECL_NO_TBAA_P values.
20487 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
20490 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
20491 are not legitimate small data references on SPE targets.
20493 2008-01-28 David Daney <ddaney@avtrex.com>
20495 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
20497 2008-01-28 David Daney <ddaney@avtrex.com>
20499 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
20501 2008-01-27 Joseph Myers <joseph@codesourcery.com>
20503 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
20504 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
20505 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
20506 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
20507 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
20508 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
20509 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
20510 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
20512 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20514 * basic-block.h (condjump_equiv_p): Fix comment.
20516 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20518 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
20519 print_generic_stmt_indented): Fix comment.
20521 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20523 * configure.ac (__stack_chk_fail): Add detecion for availability
20524 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
20525 * configure: Regenerate.
20527 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
20529 PR middle-end/34688
20530 * final.c (output_addr_const): Handle TRUNCATE.
20532 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
20535 * tree-ssa-loop-ivopts.c (comp_cost): New type.
20536 (zero_cost, infinite_cost): New constants.
20537 (struct cost_pair): Change type of cost to comp_cost.
20538 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
20539 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
20541 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
20542 split_address_cost, ptr_difference_cost, difference_cost,
20543 get_computation_cost_at, get_computation_cost,
20544 determine_use_iv_cost_generic, determine_use_iv_cost_address,
20545 determine_use_iv_cost_condition, determine_use_iv_costs,
20546 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
20547 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
20548 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
20549 Change type of cost to comp_cost.
20550 (determine_iv_cost): Increase cost of non-original ivs, instead
20551 of decreasing the cost of original ones.
20552 (get_address_cost): Indicate the complexity of the addressing mode
20554 (try_add_cand_for): Prefer using ivs not specific to some object.
20555 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
20557 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
20558 Janis Johnson <janis187@us.ibm.com>
20561 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
20562 (TARGET_INSTANTIATE_DECLS): Likewise.
20563 * target.h (expand_to_rtl_hook): New target hook.
20564 (instantiate_decls): Likewise.
20565 * function.c (instantiate_decl): Make non-static. Rename to...
20566 (instantiate_decl_rtl): ... this.
20567 (instantiate_expr): Use instantiate_decl_rtl.
20568 (instantiate_decls_1): Likewise.
20569 (instantiate_decls): Likewise.
20570 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
20571 * function.h (instantiate_decl_rtl): Add prototype.
20572 * cfgexpand.c (target.h): New include.
20573 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
20574 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
20575 (TARGET_INSTANTIATE_DECLS): Likewise.
20576 (TARGET_INITIALIZER): New target hooks added.
20577 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
20579 * config/rs6000/rs6000.c (tree-flow.h): New include.
20580 (machine_function): Add sdmode_stack_slot field.
20581 (rs6000_alloc_sdmode_stack_slot): New function.
20582 (rs6000_instantiate_decls): Likewise.
20583 (rs6000_secondary_memory_needed_rtx): Likewise.
20584 (rs6000_check_sdmode): Likewise.
20585 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
20586 (TARGET_INSTANTIATE_DECLS): Likewise.
20587 (rs6000_hard_regno_mode_ok): Allow SDmode.
20588 (num_insns_constant): Likewise. Handle _Decimal32 constants.
20589 (rs6000_emit_move): Handle SDmode.
20590 (function_arg_advance): Likewise.
20591 (function_arg): Likewise.
20592 (rs6000_gimplify_va_arg): Likewise. Add special handling of
20593 SDmode var args for 32-bit compiles.
20594 (rs6000_secondary_reload_class): Handle SDmode.
20595 (rs6000_output_function_epilogue): Likewise.
20596 (rs6000_function_value): Simplify if statement.
20597 (rs6000_libcall_value): Likewise.
20598 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
20599 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
20600 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
20601 (movsd_hardfloat): New define_insn.
20602 (movsd_softfloat): Likewise.
20603 (movsd_store): Likewise.
20604 (movsd_load): Likewise.
20605 (extendsddd2): Likewise.
20606 (extendsdtd2): Likewise.
20607 (truncddsd2): Likewise.
20608 (movdd_hardfloat64): Fixup comment.
20609 (UNSPEC_MOVSD_LOAD): New constant.
20610 (UNSPEC_MOVSD_STORE): Likewise.
20612 2008-01-26 Jakub Jelinek <jakub@redhat.com>
20615 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
20617 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
20618 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
20619 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
20620 and TRUTH_XOR_EXPR.
20622 2008-01-26 David Edelsohn <edelsohn@gnu.org>
20625 * config.gcc: Separate AIX 5.3 from AIX 6.1.
20626 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20627 __LONGDOUBLE128 too.
20628 * config/rs6000/aix61.h: New file.
20630 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
20632 PR rtl-optimization/34959
20633 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
20634 popcount and parity rtxes the same mode as their operand.
20635 Truncate or extend the result to the return value's mode
20638 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
20641 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
20642 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
20643 to GOT_VERSION_REGNUM.
20644 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
20645 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
20646 * config/mips/mips.c (mips_emit_call_insn): New function.
20647 (mips_call_tls_get_addr): Call mips_expand_call directly.
20648 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
20650 (mips16_build_call_stub): Likewise. Return the call insn or null.
20651 (mips_expand_call): Update the call to mips16_build_call_stub
20652 accordingly and a remove redundant condition. Assert that MIPS16
20653 stubs do not use lazy binding. Use mips_emit_call_insn and return
20655 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
20657 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
20658 (mips_avoid_hazard): Remove hazard_set handling.
20659 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
20660 (UNSPEC_RESTORE_GP): ...this.
20661 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
20662 (FAKE_CALL_REGNO): Rename to...
20663 (GOT_VERSION_REGNUM): ...this.
20664 (type): Add "ghost" value. Add an associated insn reservation.
20665 (hazard_set): Remove.
20666 (exception_receiver): Rename to...
20667 (restore_gp): ...this and update the unspec identifier accordingly.
20668 (exception_receiver, nonlocal_got_receiver): New expanders.
20669 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
20670 FAKE_CALL_REGNO. Remove hazard_set attribute.
20671 (set_got_version, update_got_version): New patterns.
20673 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
20676 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
20678 2008-01-25 Joseph Myers <joseph@codesourcery.com>
20681 * doc/install.texi2html: Generate gcc-vers.texi.
20683 2008-01-25 DJ Delorie <dj@redhat.com>
20685 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
20687 2008-01-25 Joseph Myers <joseph@codesourcery.com>
20689 * config/c4x: Remove directory.
20690 * config.gcc (crx-*, mt-*): Mark obsolete.
20691 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
20692 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
20693 sh-*-rtemscoff*): Remove cases.
20694 * defaults.h (C4X_FLOAT_FORMAT): Remove.
20695 * real.c (encode_c4x_single, decode_c4x_single,
20696 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
20697 c4x_extended_format): Remove.
20698 * real.h (c4x_single_format, c4x_extended_format): Remove.
20699 * doc/extend.texi (interrupt, naked): Remove mention of attributes
20701 (Pragmas): Remove comment about c4x pragmas.
20702 * doc/install.texi (c4x): Remove target-specific instructions.
20703 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
20704 * doc/md.texi (Machine Constraints): Remove C4x documentation.
20705 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
20706 refer to C4x source files as examples.
20707 (C4X_FLOAT_FORMAT): Remove documentation.
20709 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
20711 * config/bfin/bfin.c (override_options): Reorder tests so that
20712 flag_pic gets enabled for -msep-data.
20714 2008-01-25 Richard Guenther <rguenther@suse.de>
20716 PR middle-end/32244
20717 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
20718 to its bitfield precision if required.
20720 2008-01-25 Jakub Jelinek <jakub@redhat.com>
20722 PR middle-end/33880
20723 * tree-nested.c (walk_omp_for): New function.
20724 (convert_nonlocal_reference, convert_local_reference): Call
20725 walk_omp_for on OMP_FOR.
20726 (convert_call_expr): Call walk_body on OMP_FOR's
20727 OMP_FOR_PRE_INIT_BODY.
20729 2008-01-25 Richard Guenther <rguenther@suse.de>
20731 PR tree-optimization/34966
20732 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
20733 default defs and PHI_NODEs we have to insert after the
20734 defining statement.
20736 2008-01-24 Nick Clifton <nickc@redhat.com>
20738 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
20739 Provide a default definition.
20740 (LIBGCC2_UNITS_PER_WORD): Likewise.
20742 * config/stormy16/stormy16.c: Include df.h for the prototype
20743 for df_regs_ever_live_p.
20744 (xstormy16_expand_builtin_va_start): Convert the stack offset
20745 into a component_ref and then use POINTER_PLUS_EXPR to add it
20746 to the incoming_virtual_args_rtx.
20747 (xstormy16_gimplify_va_arg_expr): Rename to
20748 xstormy16_gimplify_va_arg_expr.
20749 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
20750 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
20751 xstormy16_gimplify_va_arg_expr.
20752 Fix up some formatting issues.
20754 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
20755 Move to predicates.md.
20756 (xs_hi_general_operand): Likewise.
20757 (xs_hi_nonmemory_operand): Likewise.
20758 * config/stormy16/predicates.md:
20759 (xstormy16_carry_plus_operand): New predicate.
20760 (xs_hi_general_operand): New predicate.
20761 (xs_hi_nonmemory_operand): New predicate.
20762 * config/stormy16/stormy16-protos.h:
20763 (xstormy16_carry_plus_operand): Delete prototype.
20764 (xs_hi_general_operand): Likewise.
20765 (xs_hi_nonmemory_operand): Likewise.
20767 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
20768 modifiers as they are no longer needed and they can trigger
20769 reload spill failures.
20771 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
20772 with a match_operand in order to help reload.
20774 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
20775 constraint with 'e' for the 8th alternative as this version of
20776 the mov.w instruction only accepts the lower 8 registers.
20778 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
20781 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
20782 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
20785 2008-01-25 Jakub Jelinek <jakub@redhat.com>
20787 PR middle-end/33333
20788 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
20790 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
20792 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
20794 (remove_structure): Update allocations list before removing structure.
20796 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
20798 * ipa-struct-reorg.c (is_safe_cond_expr,
20799 create_new_stmts_for_cond_expr): Use integer_zerop function,
20800 that recognize not only zero-pointer, but zero-integer too.
20802 2008-01-25 Ben Elliston <bje@au.ibm.com>
20805 * fixproto: Escape "." in sed expression that strips leading "./".
20807 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
20810 * gcc.c (SWITCH_OK): Removed.
20811 (SWITCH_LIVE): Changed to bit.
20812 (SWITCH_FALSE): Likewise.
20813 (SWITCH_IGNORE): Likewise.
20814 (switchstr): Change live_cond to unsigned int.
20815 (process_command): Replace SWITCH_OK with 0.
20816 (do_self_spec): Likewise.
20817 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
20818 (give_switch): Likewise.
20819 (used_arg): Likewise.
20820 (do_spec_1): Set the SWITCH_IGNORE bit.
20821 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
20822 bits. Set the SWITCH_LIVE bit.
20824 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20826 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
20828 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
20830 PR tree-optimization/34472
20831 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
20832 parameter to a "bool *" and set *DATA to false if there is
20833 an unsafe access. Do not delete the structure here.
20834 (check_cond_exprs): Delete it here instead.
20835 (check_cond_exprs, exclude_cold_structs): Do not increase
20836 I when removing a structure.
20838 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
20841 * config/i386/i386.c (ix86_expand_vector_init): Consider only
20842 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
20844 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
20846 PR middle-end/34934
20847 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
20848 a fixed vector for stack.
20850 2008-01-24 Ben Elliston <bje@au.ibm.com>
20853 * doc/gcc.texi (Software development): Add a direntry for g++.
20855 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
20857 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
20858 stale and straggling -fforce-addr comments above.
20860 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
20862 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
20863 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
20865 2008-01-23 Michael Matz <matz@suse.de>
20868 * dwarf2out.c (force_type_die): Use modified_type_die instead of
20871 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
20873 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
20874 malloc result type.
20876 2008-01-23 Anatoly Sokolov <aesok@post.ru>
20878 * config/avr/avr.c (avr_current_arch): New variable.
20879 (avr_arch_types): Add 'avr31' and 'avr51' entries.
20880 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
20881 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
20882 (avr_override_options): Init 'avr_current_arch'.
20883 (base_arch_s): Move from here...
20884 * config/avr/avr.h (base_arch_s): ... here. Add new members
20885 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
20886 'mega' to 'have_jmp_call'.
20887 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
20888 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
20890 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
20892 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
20893 MULTILIB_MATCHES): Ditto.
20895 2008-01-23 Richard Guenther <rguenther@suse.de>
20897 PR middle-end/31529
20898 * cgraphunit.c (cgraph_reset_node): Always mark the node
20899 not reachable if it is not queued already.
20901 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
20903 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
20904 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
20905 (cputype_selected): New static variable.
20906 (bfin_handle_option): Set it if -mcpu is used.
20907 (override_option): Select default set of workarounds if no cpu type
20908 selected on the command line.
20909 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
20911 From Michael Frysinger <michael.frysinger@analog.com>
20912 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
20913 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
20915 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
20916 for bf547, bf523, bf524, and bf526.
20917 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
20919 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
20920 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
20921 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
20922 __ADSPBF547__ and __ADSPBF54x__ for bf547.
20923 * doc/invoke.texi (Blackfin Options): Document that
20924 -mcpu now accept bf547, bf523, bf524, and bf526.
20926 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
20928 PR rtl-optimization/34628
20929 * combine.c (try_combine): Stop and undo after the first combination
20930 if an autoincrement side-effect on the first insn has effectively
20933 2008-01-22 David Edelsohn <edelsohn@gnu.org>
20936 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
20937 Offset addresses are not valid for Altivec or paired float modes.
20939 2008-01-22 Jakub Jelinek <jakub@redhat.com>
20942 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
20943 if DECL_INITIAL (decl) is error_mark_node.
20946 * c-common.c (handle_vector_size_attribute): Only allow
20947 integral, scalar float and fixed point types. Handle OFFSET_TYPE
20948 the same way as pointer, array etc. types.
20949 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
20952 * tree.c (build_type_attribute_qual_variant): Call
20953 build_qualified_type if attributes are equal, but quals are not.
20955 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20958 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
20959 * flags.h (warn_strict_aliasing): Remove.
20960 (warn_strict_overflow): Remove.
20961 * opts.c (warn_strict_aliasing): Remove.
20962 (warn_strict_overflow): Remove.
20963 * c-opts.c (c_common_handle_option): -Wall only sets
20964 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
20965 (c_common_post_options): Give default values to -Wstrict-aliasing
20966 and -Wstrict-overflow if they are uninitialized.
20967 * common.opt (Wstrict-aliasing): Specify Var and Init.
20968 (Wstrict-overflow): Likewise.
20970 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
20972 PR rtl-optimization/26854
20973 PR rtl-optimization/34400
20974 PR rtl-optimization/34884
20975 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
20977 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
20978 (df_rd_bb_info.expanded_lr_out): Deleted
20979 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
20980 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
20981 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
20982 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
20983 Removed code to allocate, initialize or free expanded_lr_out.
20984 (df_rd_bb_local_compute_process_def): Restructured to make more
20986 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
20987 sets if the sets are being trimmed.
20989 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
20992 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
20993 (as_vers): Likewise.
20994 * configure: Regenerated.
20996 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20998 PR middle-end/33092
20999 * tree-pass.h (pass_build_alias): New pass.
21000 * tree-ssa-alias.c (gate_build_alias): New.
21001 (pass_build_alias): New.
21002 * passes.c (init_optimization_passes): Add pass_build_alias after
21003 pass_create_structure_vars.
21005 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
21007 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
21008 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
21009 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
21010 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
21011 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
21012 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
21013 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
21014 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
21015 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
21016 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
21017 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
21018 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
21019 * config/s390/s390.md (FP_ALL): New mode iterator.
21020 (_d): New mode attribute.
21021 ("*signbit<mode>2>"): Changed mode of first operand.
21022 ("isinf<mode>2"): Changed mode of first operand.
21023 ("*TDC_insn"): Adaptation for DFP modes.
21025 2008-01-22 Ben Elliston <bje@au.ibm.com>
21027 * tree.c (check_qualified_type): Improve function description.
21029 2008-01-21 Jason Merrill <jason@redhat.com>
21032 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
21033 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
21036 2008-01-21 DJ Delorie <dj@redhat.com>
21038 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
21041 2008-01-21 Richard Guenther <rguenther@suse.de>
21043 PR middle-end/34856
21044 * tree-cfg.c (verify_expr): Allow all invariant expressions
21045 instead of just constant class ones as reference argument.
21046 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
21047 like any other constant.
21048 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
21050 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
21052 * regmove.c (fixup_match_1): Update call crossed frequencies.
21054 2008-01-21 Richard Guenther <rguenther@suse.de>
21057 * tree-inline.c (setup_one_parameter): Deal with mismatched
21058 types using a VIEW_CONVERT_EXPR.
21060 2008-01-21 Alon Dayan <alond@il.ibm.com>
21061 Olga Golovanevsky <olga@il.ibm.com>
21063 PR tree-optimization/34701
21064 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
21065 when the structure size is not a power of 2.
21067 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
21069 * doc/install.texi: Add doc for --enable-checking=df.
21071 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
21073 PR rtl-optimization/34808
21074 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
21076 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21078 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
21081 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
21083 PR rtl-optimization/26854
21084 PR rtl-optimization/34400
21085 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
21087 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
21088 (df_rd_bb_info.expanded_lr_out): New.
21089 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
21090 * loop_iv.c (iv_analysis_loop_init): Ditto.
21091 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21092 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21093 Added code to allocate, initialize or free expanded_lr_out.
21094 (df_rd_bb_local_compute_process_def): Restructured to make
21095 more understandable.
21096 (df_rd_confluence_n): Add code to do nothing with fake edges and
21097 code to no apply invalidate_by_call sets if the sets are being trimmed.
21098 (df_lr_local_finalize): Renamed to df_lr_finalize.
21099 (df_live_local_finalize): Renamed to df_live_finalize.
21101 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21104 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
21105 deciding whether to use reciprocal instructions.
21107 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
21109 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
21110 dwarf2out_note_section_used if cold_text_section is NULL.
21112 2008-01-19 Jakub Jelinek <jakub@redhat.com>
21114 PR gcov-profile/34610
21115 * tree-cfg.c (make_edges): Mark both outgoing edges from
21116 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
21117 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
21118 from OMP_FOR and OMP_CONTINUE outgoing edges.
21120 * tree-profile.c (tree_profiling): Return early if
21121 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
21123 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
21124 from cfun to child_cfun.
21125 * function.h (struct function): Add after_tree_profile bit.
21127 2008-01-19 Anatoly Sokolov <aesok@post.ru>
21129 * config/avr/avr.S (_exit): Disable interrupt.
21131 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
21132 Steven Bosscher <stevenb.gcc@gmail.com>
21134 PR rtl-optimization/26854
21135 PR rtl-optimization/34400
21136 * df-problems.c (df_live_scratch): New scratch bitmap.
21137 (df_live_alloc): Allocate df_live_scratch when doing df_live.
21138 (df_live_reset): Clear the proper bitmaps.
21139 (df_live_bb_local_compute): Only process the artificial defs once
21140 since the order is not important.
21141 (df_live_init): Init the df_live sets only with the variables
21142 found live by df_lr.
21143 (df_live_transfer_function): Use the df_lr sets to prune the
21144 df_live sets as they are being computed.
21145 (df_live_free): Free df_live_scratch.
21147 2008-01-18 Ian Lance Taylor <iant@google.com>
21149 * common.opt: Add fmerge-debug-strings.
21150 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
21151 flag_merge_debug_strings rather than flag_merge_constants.
21152 * doc/invoke.texi (Option Summary): Mention
21153 -fmerge-debug-strings.
21154 (Debugging Options): Document -fmerge-debug-strings.
21156 2008-01-18 Ian Lance Taylor <iant@google.com>
21159 * tree.h (DECL_IS_OPERATOR_NEW): Define.
21160 (struct tree_function_decl): Add new field operator_new_flag.
21161 * tree-inline.c (expand_call_inline): When inlining a call to
21162 operator new, force the return value to go into a variable, and
21163 set DECL_NO_TBAA_P on that variable.
21164 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
21166 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
21169 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
21170 DWARF2_DEBUGGING_INFO.
21171 (dwarf2out_note_section_used): Ditto. Add prototype.
21172 (have_multiple_function_sections, text_section_used,
21173 cold_text_section_used, *cold_text_sections): Move declarations
21176 2008-01-17 Bob Wilson <bob.wilson@acm.org>
21178 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
21179 field and add signal_ra.
21180 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
21181 assignments to frame state pc. Move end of stack check after
21182 MD_FALLBACK_FRAME_STATE_FOR.
21183 (uw_update_context_1): Use frame state signal_regs if set, instead
21184 of checking signal_frame flag.
21185 (uw_update_context): Use frame state signal_ra if set.
21186 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
21187 * config/xtensa/linux-unwind.h: New file.
21189 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
21191 * modulo-sched.c (get_sched_window): Fix comment typo.
21193 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
21195 PR tree-optimization/34648
21196 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
21198 2008-01-17 Anatoly Sokolov <aesok@post.ru>
21200 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
21201 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
21203 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
21205 PR rtl-optimization/34400
21206 * df-core.c (df_worklist_dataflow_overeager,
21207 df_worklist_dataflow_doublequeue): New functions.
21208 (df_worklist_dataflow): Two different worklist solvers.
21209 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
21212 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21215 * doc/invoke.texi: Document the dependence on pthread for fopenmp
21216 and ftree-parallelize-loops.
21218 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
21220 PR rtl-optimization/34826
21221 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
21223 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
21225 * global.c (find_reg): Mark the eh regs as used if necessary.
21226 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
21227 * ra.h (struct allocno): no_eh_reg field added. Changed
21228 no_stack_reg type to bitfield.
21230 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
21232 * tree.c (substitute_in_expr): Add missing 'break'.
21234 2008-01-17 Richard Guenther <rguenther@suse.de>
21236 PR tree-optimization/34825
21237 * tree-ssa-math-opts.c (is_division_by): Do not recognize
21238 x / x as division to handle.
21240 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21242 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
21243 "-pthread" is specified.
21244 * pa-hpux11.h (LIB_SPEC): Likewise.
21246 2008-01-16 Janis Johnson <janis187@us.ibm.com>
21247 Peter Bergner <bergner@vnet.ibm.com>
21249 PR rtl-optimization/33796
21250 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
21252 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21254 PR libgfortran/34699
21255 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
21257 * pa-hpux10.h (LINK_SPEC): Likewise.
21258 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
21260 2008-01-16 Richard Guenther <rguenther@suse.de>
21262 PR middle-end/32628
21263 * fold-const.c (fold_convert_const_int_from_int): Do not
21264 set overflow if that occured only because of a sign extension
21265 change when converting from/to a sizetype with the same
21266 precision and signedness.
21268 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21271 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
21272 location address to the correct place. Update copyright year.
21274 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21276 * lambda-code.c (lambda_transform_legal_p): Handle the case of
21277 no dependences in the dependence_relations vector.
21279 2008-01-16 Jan Hubicka <jh@suse.cz>
21281 PR rtl-optimization/31396
21282 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
21283 * cfg.c (dump_reg_info): Print it.
21284 * regs.h (struct reg_info_t): add freq_calls_crossed.
21285 (REG_FREQ_CALLS_CROSSED): New macro.
21286 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
21287 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
21288 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
21289 regmove_optimize): Update call crossed frequencies.
21290 * local-alloc.c (struct qty): Add freq_calls_crossed.
21291 (alloc_qty): Copute freq_calls_crossed.
21292 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
21293 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
21294 * ra.h (struct allocno): Add freq_calls_crossed.
21296 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21298 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
21299 libgomp when compiling with ftree-parallelize-loops.
21300 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
21302 2008-01-16 Richard Guenther <rguenther@suse.de>
21304 PR tree-optimization/34769
21305 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
21306 * tree.c (int_cst_value): Instead make this function more
21307 permissive in what it accepts as valid input. Document this
21308 function always sign-extends the value.
21310 2008-01-16 Jakub Jelinek <jakub@redhat.com>
21311 Richard Guenther <rguenther@suse.de>
21314 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
21315 (gimple_fold_indirect_ref_rhs): ... this.
21316 (gimple_fold_indirect_ref): New function with foldings
21317 that preserve lvalueness.
21318 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
21319 * tree-flow.h (gimple_fold_indirect_ref): Declare.
21320 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
21321 to fold an INDIRECT_REF, fall back to the old use of
21322 fold_indirect_ref_1.
21324 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21326 * tree-data-ref.c (subscript_dependence_tester_1): Call
21327 free_conflict_function.
21328 (compute_self_dependence): Same.
21330 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21333 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
21334 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
21336 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
21337 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
21338 for DWARF2_UNWIND_INFO targets.
21340 2008-01-16 Richard Guenther <rguenther@suse.de>
21343 * c-typeck.c (common_pointer_type): Do not merge inconsistent
21344 type qualifiers for function types.
21346 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
21348 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
21349 loop_iterator li from previous commit.
21351 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
21353 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
21355 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21357 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
21358 (parallelize_loops): Don't parallelize irreducible components.
21360 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21363 * c-opts (c_common_post_options): Do not enable CPP
21364 flag_pedantic_errors by default.
21366 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
21368 PR rtl-optimization/31944
21369 * cse.c (remove_pseudo_from_table): New function.
21370 (merge_equiv_classes): Use above function to remove pseudo-registers.
21371 (invalidate): Likewise.
21373 2008-01-13 Richard Guenther <rguenther@suse.de>
21375 PR middle-end/34601
21376 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
21377 instead of TYPE_MODE to deal with calls from expand_one_error_var.
21379 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
21381 * gcse.c (cprop_jump): Call validate_unshare_change instead of
21382 validate_change to unshare the source of the PC set.
21384 2008-01-12 Jan Hubicka <jh@suse.cz>
21386 PR middle-end/32135
21387 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
21388 references above array bounds. This might trigger bounds checks for
21389 pointers to arrays.
21391 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21393 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
21394 new_replaceable_dependencies.
21396 2008-01-12 Doug Kwan <dougkwan@google.com>
21398 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
21399 instead of OPT_Wreturn_type in warning due to ignored return type
21401 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
21402 options included in -Wextra.
21403 * c.opt: New option -Wignored_qualifiers.
21404 * doc/invoke.texi (Warning Options, -Wextra): Add new option
21405 -Wignore_qualifiers.
21406 (-Wignored-qualifiers): Document.
21407 (-Wreturn-type): Remove description of functionality now handled
21408 by -Wignored-qualifiers.
21410 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
21413 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
21414 NOP_EXPR if it is between integral types with the same precision.
21416 2008-01-12 Jan Hubicka <jh@suse.cz>
21419 * invoke.texi (max-inline-recursive-depth): Fix default value.
21421 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
21423 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
21426 2008-01-11 Bob Wilson <bob.wilson@acm.org>
21428 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
21430 2008-01-11 James E. Wilson <wilson@specifix.com>
21433 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
21435 2008-01-11 Anatoly Sokolov <aesok@post.ru>
21437 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
21438 save/restore frame pointer register and don't use 'call-prologues'
21439 optimization in function with "OS_task" attribute.
21441 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
21443 PR middle-end/31309
21444 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
21445 when copying to memory.
21447 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
21449 PR rtl-optimization/30905
21450 * cfgcleanup.c: Include dce.h
21451 (crossjumps_occured): New global variable.
21452 (try_crossjump_bb): Exit loop after finding a fallthru edge.
21453 If something changed, set crossjumps_occured to true.
21454 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
21455 Don't add/remove fake edges to exit here...
21456 (cleanup_cfg): ...but do it here, when crossjumping.
21457 Run a fast DCE when successful crossjumps occured in the latest
21458 iteration of try_optimize_cfg.
21460 2008-01-11 Richard Guenther <rguenther@suse.de>
21462 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
21463 (struct vn_unary_op_s): Likewise.
21464 (vn_reference_insert): Free old reference on hash collision.
21466 2008-01-10 Raksit Ashok <raksit@google.com>
21468 PR rtl-optimization/27971
21469 * combine.c (find_split_point): Split PLUS expressions which are
21470 inside a MEM rtx, and whose first operand is complex.
21472 2008-01-10 DJ Delorie <dj@redhat.com>
21474 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
21475 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
21476 (m32c_hard_regno_ok): Call the underlying function.
21478 2008-01-10 Richard Guenther <rguenther@suse.de>
21480 PR middle-end/34683
21481 * tree-cfg.c (tree_merge_blocks): Do not go through the
21482 full-blown folding and stmt updating path if we just deal
21483 with virtual operands.
21484 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
21485 test for abnormal SSA_NAMEs.
21487 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
21489 PR middle-end/34641
21490 * reload.c (push_reload): Add assertions. All constants from
21491 reg_equiv_constant should have been used for replacing the respective
21493 (find_reloads_address): Invoke find_reloads_address_part for
21494 constant taken from the reg_equiv_constant array.
21496 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
21498 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
21499 field (valnum) the first in the struct. Replace bools with
21502 2008-01-10 Richard Guenther <rguenther@suse.de>
21504 PR tree-optimization/34651
21505 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
21506 types and ordering for masking and converting.
21508 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
21510 PR tree-optimization/34017
21511 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
21512 also for PHI_NODE expressions.
21514 2008-01-09 Jan Hubicka <jh@suse.cz>
21516 PR tree-optimization/34708
21517 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
21518 based on number of case labels.
21519 (init_inline_once): Remove switch_cost.
21520 * tree-inline.h (eni_weights_d): Remove switch_cost.
21522 2008-01-09 Richard Guenther <rguenther@suse.de>
21523 Andrew Pinski <andrew_pinski@playstation.sony.com>
21525 PR middle-end/30132
21526 * gimplify.c (gimplify_cond_expr): Do not create an addressable
21527 temporary if an rvalue is ok or an lvalue is not required.
21529 2008-01-09 Richard Guenther <rguenther@suse.de>
21531 PR middle-end/34458
21532 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
21533 adjust return type.
21535 2008-01-09 Richard Guenther <rguenther@suse.de>
21537 PR middle-end/34679
21538 * tree.c (host_integerp): Check for sizetype only if the
21539 type is an integer type.
21541 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
21544 * opts.c (decode_options): Disable inlining of functions called
21545 once if not in unit-at-a-time mode.
21547 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
21549 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
21551 2008-01-08 Richard Guenther <rguenther@suse.de>
21553 PR middle-end/31863
21554 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
21555 out early if the result will be unused.
21557 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
21562 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21563 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
21566 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
21568 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
21569 for vectorization tuned.
21571 2008-01-08 Richard Guenther <rguenther@suse.de>
21573 PR tree-optimization/34683
21574 * tree-ssa-operands.c (operand_build_cmp): Export.
21575 * tree-ssa-operands.h (operand_build_cmp): Declare.
21576 * tree-vn.c (vuses_compare): Remove.
21577 (sort_vuses): Use operand_build_cmp.
21578 (sort_vuses_heap): Likewise.
21579 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
21580 to re-use old VEC if available. Do not sort already sorted VUSEs.
21581 (vdefs_to_vec): Do not sort already sorted VDEFs.
21583 2008-01-08 Jakub Jelinek <jakub@redhat.com>
21585 PR middle-end/34694
21586 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
21588 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
21591 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
21592 limitations of reciprocal sequences on x86 targets.
21594 2008-01-08 Richard Guenther <rguenther@suse.de>
21596 PR tree-optimization/34683
21597 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
21599 2008-01-07 Jakub Jelinek <jakub@redhat.com>
21602 * config/darwin.c (darwin_mergeable_string_section): Don't use
21603 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
21605 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
21608 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
21609 negxf2. Macroize expander using X87MODEF mode iterator. Change
21610 predicates of op0 and op1 to register_operand.
21611 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
21612 expander using X87MODEF mode iterator. Change predicates of
21613 op0 and op1 to register_operand.
21614 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
21615 corresponding patterns and macroize using MODEF macro. Change
21616 predicates of op0 and op1 to register_operand and remove
21617 "m" constraint. Disparage "r" alternative with "!".
21618 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
21619 macroize using X87MODEF macro. Change predicates of op0 and op1
21620 to register_operand and remove "m" constraint. Disparage "r"
21621 alternative with "!".
21622 (absneg splitter with memory operands): Remove.
21623 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
21624 patterns and macroize using X87MODEF mode iterator.
21625 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
21626 Change predicate of op1 to register_operand.
21627 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
21628 for memory operands.
21630 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
21632 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
21634 2008-01-07 Richard Guenther <rguenther@suse.de>
21636 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
21639 2008-01-07 Richard Guenther <rguenther@suse.de>
21641 PR tree-optimization/34683
21642 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
21643 VOPs of the needed size to save memory. Use VEC_quick_push
21644 to save compile-time.
21645 (vdefs_to_vec): Likewise.
21647 2008-01-07 Sa Liu <saliu@de.ibm.com>
21649 * config/spu/spu.md (divdf3): Genetate inline code for double
21650 division. The implementation doesn't handle INF or NAN, therefore it
21651 only applies when -ffinite-math-only is given.
21653 2008-01-06 Paolo Carlini <pcarlini@suse.de>
21656 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
21657 * doc/cpp.texi ([Common Predefined Macros]): Document.
21659 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
21661 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
21662 order to use commutative addition instead of subtraction.
21664 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
21665 Mircea Namolaru <namolaru@il.ibm.com>
21666 Vladimir Yanovsky <yanov@il.ibm.com>
21667 Revital Eres <eres@il.ibm.com>
21669 PR tree-optimization/34263
21670 * tree-outof-ssa.c (process_single_block_loop_latch,
21671 contains_tree_r): New functions.
21672 (analyze_edges_for_bb): Call process_single_block_loop_latch
21673 function to empty single-basic-block latch block if possible.
21675 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21677 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
21679 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
21681 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
21683 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
21685 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
21687 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
21689 2008-01-05 Jakub Jelinek <jakub@redhat.com>
21691 PR tree-optimization/34618
21692 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
21695 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21698 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
21699 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
21700 Update copyright year.
21702 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
21703 Update copyright year.
21704 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
21707 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
21709 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
21710 edge does not point to current bb before changing need_assert.
21712 2008-01-04 Richard Guenther <rguenther@suse.de>
21714 PR middle-end/34029
21715 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
21716 for verifying purposes if they are is_gimple_min_invariant.
21718 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
21720 PR tree-optimization/34448
21721 PR tree-optimization/34465
21722 * gimplify.c (gimplify_init_constructor): Add new parameter
21723 notify_temp_creation. Use it.
21724 (gimplify_modify_expr_rhs): Take volatiles into account when
21725 optimizing constructors.
21726 Do not optimize constructors if gimplify_init_constructor will dump to
21728 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
21729 * gcc.c-torture/compile/pr34448.c: New.
21731 2008-01-04 Jakub Jelinek <jakub@redhat.com>
21733 PR gcov-profile/34609
21734 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
21735 return_slot if result is TREE_ADDRESSABLE.
21737 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
21739 * config/mips/mips.md (sqrt_condition): Tweak comment.
21740 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
21742 2008-01-03 Tom Tromey <tromey@redhat.com>
21745 * c-common.c (c_type_hash): Handle VLAs.
21747 2008-01-03 Jan Hubicka <jh@suse.cz>
21749 PR tree-optimization/31081
21750 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
21751 0 when inlining and not inlining to first basic block.
21752 (remap_decl): When var is initialized to 0, don't set default_def.
21753 (expand_call_inline): Set entry_bb.
21754 * tree-inline.h (copy_body_data): Add entry_bb.
21756 2008-01-03 Jakub Jelinek <jakub@redhat.com>
21759 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
21762 PR tree-optimization/29484
21763 * tree-inline.c (inline_forbidden_p_2): New function.
21764 (inline_forbidden_p): Disallow inlining if some static var
21765 has an address of a local LABEL_DECL in its initializer.
21766 * doc/extend.texi (Labels as Values): Document &&foo behaviour
21769 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
21771 PR tree-optimization/34635
21772 * tree-data-ref.c (add_other_self_distances): Make sure that the
21773 evolution step is constant.
21775 2008-01-03 Jakub Jelinek <jakub@redhat.com>
21777 PR middle-end/34608
21778 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
21780 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
21782 * tree-sra.c (scalarize_init): Insert the generate_element_init
21783 statements after the generate_element_zero statements.
21785 2008-01-02 Richard Guenther <rguenther@suse.de>
21787 PR middle-end/34093
21788 PR middle-end/31976
21789 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
21790 for very large number of operands instead of ICEing.
21792 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
21795 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
21796 while stack probing.
21798 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
21800 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
21803 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
21805 PR libmudflap/26442
21806 * tree-mudflap.c (mx_register_decls): Guard warning by
21807 !DECL_ARTIFICIAL check.
21809 2008-01-01 Jakub Jelinek <jakub@redhat.com>
21811 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
21812 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
21813 sse5_perm<mode>): Fix constraints.