1 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
5 * pa-hpux11.h (LIB_SPEC): Likewise.
7 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS is
10 2008-09-01 Jan Hubicka <jh@suse.cz>
12 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
13 present, use only counts; when guessed use only frequencies.
14 (estimate_bb_frequencies): Use function_frequency.
15 * profile.c (compute_branch_probabilities): Exit early when
16 profile reading failed. Set profile_status.
17 (branch_prob): Do not set profile_status.
19 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
21 * tree.c (protected_set_expr_location): New.
22 * tree.h (protected_set_expr_location): New prototype.
23 * c-tree.h (build_array_ref): Add argument.
24 (parser_build_unary_op): Same.
25 * c-typeck.c (build_indirect_ref): Handle new location argument.
26 (build_array_ref): Same.
27 (parser_build_unary_op): Same.
28 * gimplify.c (gimplify_asm_expr): Set input_location before calling
30 * c-omp.c (c_finish_omp_atomic): Pass location when calling
32 * c-common.c (finish_label_address_expr): Handle new location
34 * c-common.h (build_indirect_ref): Add argument.
35 (finish_label_address_expr): Same.
36 * c-parser.c (c_parser_unary_expression): Pass location to build
38 (c_parser_postfix_expression): Same.
40 2008-09-01 Paul Brook <paul@codesourcery.com>
42 * config/arm/arm.md: Include cortex-r4f.md.
43 (attr fpu): Update type list.
44 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
45 fconstd, fcmps and fcmpd.
46 (attr tune_cortexr4): Define.
47 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
48 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
49 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
50 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
51 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn
53 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
54 cortex_a8_vfp_farith: Ditto.
55 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
56 * config/arm/cortex-r4.md: Use tune_cortexr4.
57 * config/arm/cortex-r4f.md: New file.
59 2008-09-01 Richard Guenther <rguenther@suse.de>
61 PR tree-optimization/37305
62 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
63 the result of constant conversions.
64 (fold_gimple_assign): Likewise.
66 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
68 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
69 #ifdef ENABLE_CHECKING.
71 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
73 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
74 * sched-int.h (print_insn, print_pattern, print_value): Declare also
75 when !INSN_SCHEDULING.
77 2008-09-01 Andreas Schwab <schwab@suse.de>
79 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
81 2008-09-01 Paul Brook <paul@codesourcery.com>
83 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
85 2008-00-01 Jan Hubicka <jh@suse.cz>
87 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
89 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P): Pass speed operand.
90 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
91 * gimplify.c (gimplify_init_constructor): Add speed operand.
92 * tree-sra.c (decide_block_copy): Likewise.
93 * tree-inline.c (estimate_move_cost): Likewise.
94 * config/alpha/alpha.h (MOVE_RATIO): Update.
95 * config/frv/frv.c (MOVE_RATIO): Update.
96 * config/spu/spu.h (MOVE_RATIO): Update.
97 * config/sparc/sparc.h (MOVE_RATIO): Update.
98 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
99 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
100 * config/cris/cris.h (MOVE_RATIO): Update.
101 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
102 * config/arm/arm.h (MOVE_RATIO): Update.
103 * config/pa/pa.md: Update uses of MOVE_RATIO
104 * config/pa/pa.h (MOVE_RATIO): Update.
105 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES, CLEAR_RATIO, SET_RATIO): Update.
106 * config/h8300/h8300.h (MOVE_RATIO): Update.
107 * config/v850/v850.h (MOVE_RATIO): Update.
108 * config/bfin/bfin.h (MOVE_RATIO): Update.
110 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
111 Dmitry Melnik <dm@ispras.ru>
112 Dmitry Zhurikhin <zhur@ispras.ru>
113 Alexander Monakov <amonakov@ispras.ru>
114 Maxim Kuvyrkov <maxim@codesourcery.com>
116 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
117 sel-sched-dump.c, sel-sched-ir.c: New files.
118 * Makefile.in (OBJS-common): Add selective scheduling object
120 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
121 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
122 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
123 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
124 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
125 (make_forwarder_block): Update loop latch if we have redirected
127 * cfgloop.c (get_loop_body_in_custom_order): New function.
128 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
129 (CP_FALLTHRU_PREHEADERS): Likewise.
130 (get_loop_body_in_custom_order): Declare.
131 * cfgloopmanip.c (has_preds_from_loop): New.
132 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
133 Assert that the preheader edge will be fall thru when it is set.
134 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
135 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
136 fsel-sched-substitution, fselective-scheduling): New flags.
137 * cse.c (hash_rtx_cb): New.
139 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
140 sel_sched_insn_cnt): New counters.
141 * final.c (compute_alignments): Export. Free dominance info after loop_optimizer_finalize.
142 * genattr.c (main): Output maximal_insn_latency prototype.
143 * genautomata.c (output_default_latencies): New. Factor its code from ...
144 (output_internal_insn_latency_func): ... here.
145 (output_internal_maximal_insn_latency_func): New.
146 (output_maximal_insn_latency_func): New.
147 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
148 (struct hard_reg_set_iterator): New.
149 (hard_reg_set_iter_init, hard_reg_set_iter_set,
150 hard_reg_set_iter_next): New functions.
151 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
152 * lists.c (remove_free_INSN_LIST_node,
153 remove_free_EXPR_LIST_node): New functions.
154 * loop-init.c (loop_optimizer_init): When LOOPS_HAVE_FALLTHRU_PREHEADERS,
155 set CP_FALLTHRU_PREHEADERS when calling create_preheaders.
156 (loop_optimizer_finalize): Do not verify flow info after reload.
157 * recog.c (validate_replace_rtx_1): New parameter simplify.
158 Default it to true. Update all uses. Factor out simplifying
160 (simplify_while_replacing): ... this new function.
161 (validate_replace_rtx_part,
162 validate_replace_rtx_part_nosimplify): New.
163 * recog.h (validate_replace_rtx_part,
164 validate_replace_rtx_part_nosimplify): Declare.
165 * rtl.c (rtx_equal_p_cb): New.
166 (rtx_equal_p): Use it.
167 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
168 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
169 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
170 * vecprim.h: Add a vector type for unsigned int.
171 * haifa-sched.c: Include vecprim.h and cfgloop.h.
172 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
173 ready_try, cycle_issued_insns, spec_info): Make global.
174 (readyp): Initialize.
175 (dfa_lookahead): New global variable.
176 (old_max_uid, old_last_basic_block): Remove.
177 (h_i_d): Make it a vector.
178 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
180 (after_recovery, adding_bb_to_current_region_p):
181 New variables to handle correct insertion of the recovery code.
182 (struct ready_list): Move declaration to sched-int.h.
183 (rgn_n_insns): Removed.
184 (rtx_vec_t): Move to sched-int.h.
185 (find_insn_reg_weight): Remove.
186 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
187 (haifa_init_h_i_d, haifa_finish_h_i_d):
188 New functions to initialize / finalize haifa instruction data.
189 (extend_h_i_d, init_h_i_d): Rewrite.
190 (unlink_other_notes): Move logic to add_to_note_list. Handle
192 (ready_lastpos, ready_element, ready_sort, reemit_notes,
193 find_fallthru_edge): Make global, remove static prototypes.
194 (max_issue): Make global. Add privileged_n and state parameters. Use
196 (extend_global, extend_all): Removed.
197 (init_before_recovery): Add new param. Fix the handling of the case
198 when we insert a recovery code before the EXIT which has a predecessor
199 with a fallthrough edge to it.
200 (create_recovery_block): Make global. Rename to
201 sched_create_recovery_block. Update.
202 (change_pattern): Rename to sched_change_pattern. Make global.
203 (speculate_insn): Rename to sched_speculate_insn. Make global.
204 Split haifa-specific functionality into ...
205 (haifa_change_pattern): New static function.
206 (sched_extend_bb): New static function.
207 (sched_init_bbs): New function.
208 (current_sched_info): Change type to struct haifa_sched_info.
209 (insn_cost): Adjust for selective scheduling.
210 (dep_cost_1): New function. Move logic from ...
211 (dep_cost): ... here.
212 (dep_cost): Use dep_cost_1.
213 (contributes_to_priority_p): Use sched_deps_info instead of
215 (priority): Adjust to work with selective scheduling. Process the
216 corner case when all dependencies don't contribute to priority.
217 (rank_for_schedule): Use ds_weak instead of dep_weak.
218 (advance_state): New function. Move logic from ...
219 (advance_one_cycle): ... here.
220 (add_to_note_list, concat_note_lists): New functions.
221 (rm_other_notes): Make static. Adjust for selective scheduling.
222 (remove_notes, restore_other_notes): New functions.
223 (move_insn): Add two arguments. Update assert. Don't call
225 (choose_ready): Remove lookahead variable, use dfa_lookahead.
226 Remove more_issue, max_points. Move the code to initialize
227 max_lookahead_tries to max_issue.
228 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
229 ready. Adjust use of move_insn. Call restore_other_notes.
231 (sched_init, sched_finish): Move Haifa-specific initialization/
233 (haifa_sched_init, haifa_sched_finish): ... respectively.
235 (setup_sched_dump): New function.
236 (haifa_init_only_bb): New static function.
237 (haifa_speculate_insn): New static function.
238 (try_ready): Use haifa_* instead of speculate_insn and
240 (extend_ready, extend_all): Remove.
241 (sched_extend_ready_list, sched_finish_ready_list): New functions.
242 (create_check_block_twin, add_to_speculative_block): Use
243 haifa_insns_init instead of extend_global. Update to use new
244 initialization functions. Change parameter. Factor out code from
245 create_check_block_twin to ...
246 (sched_create_recovery_edges) ... this new function.
248 (sched_scan_info): New.
249 (extend_bb): Use sched_scan_info.
250 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
251 static functions for walking through scheduling region.
252 (sched_luids): New vector variable to replace uid_to_luid.
253 (luids_extend_insn): New function.
254 (sched_max_luid): New variable.
255 (luids_init_insn): New function.
256 (sched_init_luids, sched_finish_luids): New functions.
257 (insn_luid): New debug function.
258 (sched_extend_target): New function.
259 (haifa_init_insn): New static function.
260 (sched_init_only_bb): New hook.
261 (sched_split_block): New hook.
262 (sched_split_block_1): New function.
263 (sched_create_empty_bb): New hook.
264 (sched_create_empty_bb_1): New function.
265 (common_sched_info, ready): New global variables.
266 (current_sched_info_var): Remove.
267 (move_block_after_check): Use common_sched_info.
268 (haifa_luid_for_non_insn): New static function.
269 (init_before_recovery): Use haifa_init_only_bb instead of
271 (increase_insn_priority): New.
272 * modulo-sched.c: (issue_rate): Remove static declaration.
273 (sms_sched_info): Change type to haifa_sched_info.
274 (sms_sched_deps_info, sms_common_sched_info): New variables.
275 (setup_sched_infos): New.
276 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
277 Do not call regstat_free_calls_crossed.
278 (sms_print_insn): Use const_rtx.
279 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
280 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
281 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
282 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
283 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
284 current_sched_info to use it.
285 (enum reg_pending_barrier_mode): Move to sched-int.h.
286 (h_d_i_d): New variable. Initialize to NULL.
287 ({true, output, anti, spec, forward}_dependency_cache): Initialize
289 (estimate_dep_weak): Remove static declaration.
290 (sched_has_condition_p): New function. Adjust users of
291 sched_get_condition to use it instead.
292 (conditions_mutex_p): Add arguments indicating which conditions are
294 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
295 argument to indicate whether returned condition is reversed. Do not
296 generate new rtx when condition should be reversed; indicate it by
297 setting new argument instead.
298 (add_dependence_list_and_free): Add deps parameter.
299 Update all users. Do not free dependence list when
300 deps context is readonly.
301 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
303 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
304 (remove_from_deps): New. Use the above functions.
305 (cur_insn, can_start_lhs_rhs_p): New static variables.
306 (add_or_update_back_dep_1): Initialize present_dep_type.
307 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
308 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
309 haifa_note_dep): New functions implementing dependence hooks for
311 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
312 note_dep): New functions.
313 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
315 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
316 (free_deps): Initialize deps->reg_last.
317 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
318 sched_analyze_insn): Update to use dependency hooks infrastructure
319 and readonly contexts.
320 (deps_analyze_insn): New function. Move part of logic from ...
321 (sched_analyze): ... here. Also move some logic to ...
322 (deps_start_bb): ... here. New function.
323 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
325 (sched_deps_init): New function. Move code from ...
326 (init_dependency_caches): ... here. Remove.
327 (init_deps_data_vector): New.
328 (sched_deps_finish): New function. Move code from ...
329 (free_dependency_caches): ... here. Remove.
330 (init_deps_global, finish_deps_global): Adjust for use with
331 selective scheduling.
332 (get_dep_weak): Move logic to ...
333 (get_dep_weak_1): New function.
334 (ds_merge): Move logic to ...
335 (ds_merge_1): New static function.
336 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
337 (ds_get_max_dep_weak): New function.
338 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
339 (n_insns): Rename to rgn_n_insns.
340 (debug_ebb_dependencies): New function.
341 (init_ready_list): Use it.
342 (begin_schedule_ready): Use sched_init_only_bb.
343 (ebb_print_insn): Indicate when an insn starts a new cycle.
344 (contributes_to_priority, compute_jump_reg_dependencies,
345 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
346 (add_block1): Remove to ebb_add_block.
347 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
348 (schedule_ebb): Initialize them. Use remove_notes instead of
349 rm_other_notes. Use haifa_local_init/finish.
350 (schedule_ebbs): Use haifa_sched_init/finish.
351 * sched-int.h: Include vecprim.h, remove rtl.h.
352 (struct ready_list): Delete declaration.
353 (sched_verbose_param, enum sched_pass_id_t,
354 bb_vec_t, insn_vec_t, rtx_vec_t): New.
355 (struct sched_scan_info_def): New structure.
356 (sched_scan_info, sched_scan, sched_init_bbs,
357 sched_init_luids, sched_finish_luids, sched_extend_target,
358 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
359 (struct common_sched_info_def): New.
360 (common_sched_info, haifa_common_sched_info,
361 sched_emulate_haifa_p): Declare.
363 (sched_luids): Declare.
364 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
365 (sched_max_luid, insn_luid): Declare.
366 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
367 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
368 print_insn, print_pattern, print_value, haifa_classify_insn,
369 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
370 setup_sched_dump, sched_init, sched_finish,
371 sel_insn_is_speculation_check): Export.
372 (struct ready_list): Move from haifa-sched.c.
373 (ready_try, ready, max_issue): Export.
374 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
375 sched_init_only_bb, sched_split_block, sched_split_block_1,
376 sched_create_empty_bb, sched_create_empty_bb_1,
377 sched_create_recovery_block, sched_create_recovery_edges): Export.
378 (enum reg_pending_barrier_mode): Export.
379 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
381 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
382 print_insn field. Move add_block and fix_recovery_cfg to
383 common_sched_info_def. Move compute_jump_reg_dependencies, use_cselib ...
384 (struct sched_deps_info_def): ... this new structure.
385 (sched_deps_info): Declare.
386 (struct spec_info_def): Remove weakness_cutoff, add
387 data_weakness_cutoff and control_weakness_cutoff.
388 (spec_info): Declare.
389 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
391 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
392 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
393 (current_sched_info): Change type to struct haifa_sched_info.
394 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
395 (h_d_i_d): New variable.
396 (HDID): New accessor macro.
397 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
398 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
400 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
401 (enum SCHED_FLAGS): Update for selective scheduler.
402 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
403 (init_dependency_caches, free_dependency_caches): Delete declarations.
404 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
405 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
406 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
407 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
408 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
410 (rm_other_notes): Delete declaration.
411 (schedule_block): Remove one argument.
412 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
413 ready_element, ready_lastpos, sched_extend_ready_list,
414 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
415 concat_note_lists): Export.
416 (struct region): Move from sched-rgn.h.
417 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
418 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
419 BLOCK_TO_BB, CONTAINING_RGN): Export.
420 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
421 (current_nr_blocks, current_blocks, target_bb): Likewise.
422 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
423 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
424 sched_rgn_local_init, extend_regions,
425 rgn_make_new_region_out_of_new_block, compute_priorities,
426 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
427 extend_rgns, deps_join rgn_setup_common_sched_info,
428 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
429 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
430 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
431 increase_insn_priority): Likewise.
432 * sched-rgn.c: Include sel-sched.h.
433 (ref_counts): New static variable. Use it ...
434 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
435 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
436 (sched_is_disabled_for_current_region_p): Delete static declaration.
437 (struct region): Move to sched-int.h.
438 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
439 ebb_head): Define and initialize.
440 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
441 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
442 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
444 (find_single_block_region): Add new argument to indicate that EBB
445 regions should be constructed.
446 (debug_live): Delete declaration.
447 (current_nr_blocks, current_blocks, target_bb): Remove static qualifiers.
448 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
450 (init_regions): Delete declaration.
451 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
452 rgn_estimate_number_of_insns): New.
453 (too_large): Use estimate_number_of_insns.
454 (haifa_find_rgns): New. Move the code from ...
455 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
456 (free_trg_info): New.
457 (compute_trg_info): Allocate candidate tables here instead of ...
458 (init_ready_list): ... here.
459 (rgn_print_insn): Use const_rtx.
460 (contributes_to_priority, extend_regions): Delete static declaration.
461 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
462 (add_block1): Rename to rgn_add_block.
463 (debug_rgn_dependencies): Delete static qualifier.
464 (new_ready): Use sched_deps_info. Simplify.
465 (rgn_common_sched_info, rgn_const_sched_deps_info,
466 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info): New.
467 (region_sched_info): Rename to rgn_const_sched_info.
468 (deps_join): New, extracted from ...
469 (propagate_deps): ... here.
470 (compute_block_dependences, debug_dependencies): Update for selective
472 (free_rgn_deps, compute_priorities): New functions.
473 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
474 sched_rgn_compute_dependencies): New functions.
475 (schedule_region): Use them.
476 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
477 rgn_setup_common_sched_info, rgn_setup_sched_infos):
479 (schedule_insns): Call new functions that were split out.
480 (rgn_make_new_region_out_of_new_block): New.
481 (get_rgn_sched_max_insns_priority): New.
482 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
483 scheduling when appropriate.
484 * sched-vis.c: Include insn-attr.h.
485 (print_value, print_pattern): Make global.
486 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
487 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
488 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
489 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
490 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
491 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
492 hooks. Initialize them to 0.
493 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
494 * target.h (struct gcc_target): Add them. Rename gen_check field to
496 * flags.h (sel_sched_switch_set): Declare.
497 * opts.c (sel_sched_switch_set): New variable.
498 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
499 pipelining is disabled from command line.
500 (common_handle_option): Record whether selective scheduling is
501 requested from command line.
502 * doc/invoke.texi: Document new flags and parameters.
503 * doc/tm.texi: Document new target hooks.
504 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to ia64_gen_check.
505 (dfa_state_size): Do not declare locally.
506 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
507 * config/rs6000/rs6000.c (rs6000_init_sched_context,
508 rs6000_alloc_sched_context, rs6000_set_sched_context,
509 rs6000_free_sched_context): New functions.
510 (struct _rs6000_sched_context): New.
511 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
513 (rs6000_sched_finish): Do not run for selective scheduling.
515 2008-08-31 Jan Hubicka <jh@suse.cz>
517 * frv.c (frv_rtx_costs): Update forward declaration.
518 * spu.c (spu_rtx_costs): Likewise.
519 * pdp11.c: Include df.h
520 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
521 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
522 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
523 * iq2000.c (iq2000_address_cost): Add speed argument.
524 (iq2000_rtx_costs): Likewise.
525 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
526 update call of mn10300_address_cost.
527 * mcore.c: Include df.h
528 (mcore_rtx_costs): Update prototype.
529 * score3.c: Include df.h
530 (score3_rtx_costs): Remove speed argument.
531 * score7.c: Include df.h
532 (score7_address_cost): Remove speed argument.
533 * score-protos.h (score_address_cost): Update prototype.
534 * score.c: Include df.h
535 (score_rtx_costs): Update call of costs functions.
536 * v850.c (v850_rtx_costs): Add bool argument.
538 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
540 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
542 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
544 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
545 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
547 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
549 * mkmap-flat.awk: Add option pe_dll.
550 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
551 * config/i386/t-cygwin (SHLIB_LC): Add.
552 * config/i386/t-mingw32 (SHLIB_LC): Add.
553 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
554 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
555 (LINK_SPEC): Support libgcc_s.
556 (LIBGCC_SPEC): Support libgcc_s.
557 (LIBGCC_SONAME): New.
559 2008-08-31 Jan Hubicka <jh@suse.cz>
561 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
562 mistakely had old version of patch.
564 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
565 (ipcp_estimate_growth): New.
566 (ipcp_insert_stage): Use ipcp_estimate_growth.
567 * profile.c (branch_prob): When reading failed, do not consider
570 2008-08-31 Jan Hubicka <jh@suse.cz>
572 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
573 loop is optimized for speed.
575 2008-08-31 Richard Guenther <rguenther@suse.de>
578 * fold-const.c (fold_binary): Retain conversions in folding
581 2008-08-31 Jan Hubicka <jh@suse.cz>
583 * postreload-gcse.c (eliminate_partially_redundant_loads): Use optimize_bb_for_size_p.
584 * predict.c (maybe_hot_frequency_p): Make inline.
585 (maybe_hot_count_p): Break out from ...
586 (maybe_hot_bb_p): ... this one.
587 (maybe_hot_edge_p): Simplify.
588 * basic-block.h (probably_cold_bb_p): Remove.
590 2008-08-31 Jakub Jelinek <jakub@redhat.com>
593 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
595 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
596 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
598 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
601 2008-08-31 Jan Hubicka <jh@suse.cz>
603 * predict.c (PROB_VERY_LIKELY): Make small enough so things
605 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
607 2008-08-31 Jakub Jelinek <jakub@redhat.com>
610 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
613 * dwarf2out.c (native_encode_initializer): Subtract min_index for
614 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
616 2008-08-31 Jan Hubicka <jh@suse.cz>
618 * sparc.h (BRANCH_COST): Fix macro definition.
619 * avr.c (avr_operand_rtx_cost): Add speed argument.
620 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
622 2008-08-31 Richard Guenther <rguenther@suse.de>
624 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
625 types instead of operands. Re-instantiate verifying of
626 binary expression operands.
628 2008-08-30 Jan Hubicka <jh@suse.cz>
630 * fwprop.c (should_replace_address): Add speed attribute.
631 (PR_OPTIMIZE_FOR_SPEED): New flag.
632 (propagate_rtx_1): Use it.
633 (propagate_rtx): Set it.
634 (try_fwprop_subst): Update call of rtx_costs.
635 (forward_propagate_and_simplify): LIkewise.
636 * hooks.c (hook_int_rtx_bool_0): New
637 (hook_bool_rtx_int_int_intp_false): Replace by ...
638 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
639 * hooks.h (hook_int_rtx_bool_0): New
640 (hook_bool_rtx_int_int_intp_false): Replace by ...
641 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
642 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
643 (prepare_cmp_insn): UPdate call of rtx_cost.
644 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
645 (reload_cse_simplify_operands): Update call of rtx_cost.
646 (reload_cse_move2add): call of rtx_cost.
647 * target.h (struct gcc_target): Update rtx_costs and address_costs.
648 * rtlanal.c (rtx_cost): Add speed argument.
649 (address_cost): Add speed argument
650 (default_address_cost): Likewise.
651 (insn_rtx_cost): Likewise.
652 * cfgloopanal.c (seq_cost): Add speed argument.
653 (target_reg_cost, target_spill_cost): Turn to array.
654 (init_set_costs): Update for speed.
655 (estimate_reg_pressure_cost): Add speed argument.
656 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
657 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
658 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
659 (seq_cost): Add speed argument.
660 (computation_cost): Add speed arugment.
661 (add_cost, multiply_by_const, get_address_cost): add speed argument.
662 (force_expr_to_var_cost): Update for profile info.
663 (force_var_cost): Likewise.
664 (split_address_cost): Likewise.
665 (ptr_difference_cost): Likewise.
666 (difference_cost): Likewise.
667 (get_computation_cost_at): Likewise.
668 (determine_iv_cost): Likewise.
669 (ivopts_global_cost_for_size): Likewise.
670 (rewrite_use_address): Likewise.
671 (tree_ssa_iv_optimize_loop): Initialize speed field.
672 * cse.c (optimize_this_for_speed_p): New static var.
673 (notreg_cost): Update call of rtx_cost.
674 (cse_extended_basic_block): set optimize_this_for_speed_p.
675 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
676 (noce_try_cmove_arith): Likewise.
677 (noce_try_sign_mask): LIkewise.
678 * expr.c (compress_float_constant): Update rtx_cost calls.
679 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
680 (addr_to_parts): Likewise.
681 (create_mem_ref): Likewise.
682 * dse.c (find_shift_sequence): Add speed argument.
683 (replace_read): Update call.
684 * calls.c (precompute_register_parameters): Update call of rtx_cost.
685 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
686 * neg_cost, shift_cost, shiftadd_cost,
687 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
688 mul_highpart_cost): Increase dimension.
689 (init_expmed): Initialize for both size and speed.
690 (expand_shift): Use profile.
691 (synth_mult): Use profile.
692 (choose_mult_variant): Use profile.
693 (expand_mult): Use profile.
694 (expand_mult_highpart_optab): Use profile.
695 (expand_mult_highpart): Use profile.
696 (expand_smod_pow2): Use profile.
697 (expand_divmod): Use profile.
698 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
699 * loop-invariant.c (create_new_invariant): Use profile.
700 (gain_for_invariant): Add speed parameter.
701 (best_gain_for_invariant): Likewise.
702 (find_invariants_to_move): Likewise.
703 (move_single_loop_invariants): Set it.
704 * target-def.h (TARGET_RTX_COSTS): Use hook.
705 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
706 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
707 * output.h (default_address_cost): Update prototype.
708 * combine.c (optimize_this_for_speed_p): New static var.
709 (combine_validate_cost): Update call of rtx_cost.
710 (combine_instructions): Set optimize_this_for_speed_p.
711 (expand_compound_operation): Update call of rtx_cost.
712 (make_extraction):Update call of rtx_cost.
713 (force_to_mode):Update call of rtx_cost.
714 (distribute_and_simplify_rtx):Update call of rtx_cost.
715 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
716 (estimate_reg_pressure_cost): Update prototype.
717 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
718 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
720 * config/alpha/alpha.c (alpha_rtx_costs): Update.
721 (alpha_rtx_costs): Update.
722 * config/frv/frv.c (frv_rtx_costs): Update.
723 * config/s390/s390.c (s390_rtx_costs): Update.
724 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
725 (m32c_rtx_costs): Update.
726 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
727 (spu_rtx_costs): Update.
728 * config/sparc/sparc.c (sparc_rtx_costs): Update.
729 * config/m32r/m32r.c (m32r_rtx_costs): Update.
730 * config/i386/i386.c (:ix86_address_cost): Update.
731 (ix86_rtx_costs): Update.
732 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
733 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
734 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
735 * config/crx/crx.c (crx_address_cost): Update.
736 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
737 * config/stormy16/stormy16.c
738 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
739 * config/m68hc11/m68hc11.c
740 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
741 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
742 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost): Update.
743 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs): Update
744 * config/ia64/ia64.c (ia64_rtx_costs): Update.
745 * config/m68k/m68k.c (m68k_rtx_costs): Update.
746 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
747 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
748 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
749 (mcore_rtx_costs): update.
750 * config/score/score3.c (score3_rtx_costs): Update.
751 * config/score/score7.c (score7_rtx_costs): Update.
752 * config/score/score3.h (score3_rtx_costs):Update.
753 * config/score/score7.h (score7_rtx_costs): Update.
754 * config/score/score.c (score_rtx_costs): Update.
755 * config/arm/arm.c (arm_address_cost): Update.
756 (arm_rtx_costs_1): Update.
757 (arm_rtx_costs_1): Update.
758 (arm_size_rtx_costs): Update.
759 (arm_size_rtx_costs): Update.
760 (arm_size_rtx_costs): Update.
761 (arm_xscale_rtx_costs): Update.
762 (arm_thumb_address_cost): Update.
763 * config/pa/pa.c (hppa_address_cost): Update.
764 * config/mips/mips.c (mips_rtx_costs): Update.
765 * config/vax/vax.c (vax_address_cost): Update.
766 * config/h8300/h8300.c (h8300_shift_costs): Update.
767 (h8300_rtx_costs): Update.
768 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
769 (v850_rtx_costs): Update.
770 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
772 (bfin_address_cost): Update.
773 (bfin_rtx_costs): Update.
774 * stmt.c (lshift_cheap_p): Update.
776 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
779 * expmed.c (extract_bit_field_1): Check the mode size to make
780 sure the vector modes have the same size.
782 2008-08-29 Michael Meissner <gnu@the-meissners.org>
784 * dojump.c (top level): Include basic-block.h to declare
785 optimize_insn_for_speed_p
787 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
789 * opts.h (CL_SAVE): New option class for marking options that are
790 target specific options usable in the target attribute.
791 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
793 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
794 can easily find the target specific options that are safe to use
795 in the attribute or pragma.
797 * attribs.c (decl_attributes): Change #pragma GCC option to
798 #pragma GCC target, and attribute((option(...))) to
799 attribute((target(...))).
801 * doc/extend.texi (target attribute): Change from option
802 attribute. Delete push/pop/reset.
803 (#pragma GCC target): Change from #pragma GCC option. Delete
805 (#pragma GCC push_options): Document new pragma.
806 (#pragma GCC pop_options): Document new pragma.
807 (#pragma GCC reset_options): Document new pragma.
809 * targhooks.c (default_target_option_valid_attribute_p): Add
810 warning about port not supporting target attributes.
811 (default_target_option_pragma_parse): New function, warn about
812 #pragma GCC target not being supported.
814 * targhooks.h (default_target_option_pragma_parse): Add
817 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
818 TI_CURRENT_OPTION_PRAGMA.
819 (current_target_pragma): Rename from current_option_pragma.
821 * target.h: (struct target_option): Delete booleans for changing
822 the optimization level on hot/cold functions. Change signature of
823 pragma_parse hook to take a second tree.
825 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
827 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
828 that the declaration is done at global scope.
830 * langhooks.c (add_builtin_function_common): Move most of the code
831 from add_builtin_function here, calling the hook passed in.
832 (add_builtin_function): Call add_builtin_function_common with
833 standard builtin hook.
834 (add_builtin_function_ext_scope): New function to add builtins to
837 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
839 (add_builtin_function_ext_scope): Add declaration.
841 * c-pragma.c (handle_pragma_target): Rename from
842 handle_pragma_option, #pragma GCC option is now #pragma GCC
843 target. Move warning about port not supporting target options to
844 default pragma parse hook. Remove push/pop/reset from this
846 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
847 (option_stack): Delete static variable.
848 (optimize_stack): Ditto.
849 (optons_stack): New stack of saved target and optimization
851 (handle_pragma_push_options): New function to handle pushing both
852 target and optimization options.
853 (handle_pragma_pop_options): New function to handle popping both
854 target and optimization options.
855 (handle_pragma_reset_options): New function to handle resetting
856 both target and optimization options to their initial state.
857 (init_pragma): Rename handle_pragma_option to
858 handle_pragma_target. Add support for push_options, pop_options,
859 and reset_options pragmas.
861 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
862 default_target_option_pragma_parse.
863 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
864 default_target_option_valid_attribute_p.
865 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
866 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
867 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
868 optimization level on hot/cold functions.
870 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
871 if the caller and callee have different optimization levels.
873 * c-common.c (handle_target_attribute): Rename from
874 handle_option_attribute, attribute((option(...))) is now
875 attribute((target(...))). Move warning if the port does not
876 support target attributes to the default hook.
877 (handle_hot_attribute): Delete code to change the optimization
878 level of hot functions.
879 (handle_cold_attribute): Ditto.
881 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
882 argument that is the binary tree options to use if there are no
883 arguments. Call ix86_valid_target_attribute_tree instead of
884 ix86_valid_option_attribute_tree.
885 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
886 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
887 ix86_pragma_option_parse.
889 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
890 Rename from ix86_valid_option_attribute_tree.
892 * config/i386/i386.c (ix86_add_new_builtins): New function to add
893 new builtins when the ISA changes.
894 (ix86_valid_target_attribute_tree): Rename from
895 ix86_valid_option_attribute_tree. Change callers. If the
896 function specified optimization options, use those as the starting
897 point before setting up the target attributes. If the
898 optimization options were changed in the course of setting the
899 target attributes, record the new optimization options.
900 (ix86_valid_target_attribute_tree_inner_p): Rename from
901 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
902 ix86_add_new_builtins if the ISA changed.
903 (ix86_valid_target_attribute_p): Rename from
904 ix86_valid_option_attribute_p. Change callers.
905 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
906 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
907 as delayed builtin functions.
908 (struct builtin_isa): New structure to record builtin functions
909 that should be delayed until the ISA for that function is used.
910 (ix86_builtins_isa): Change from int to struct to track builtin
911 functions we want to declare at some point.
912 (def_builtin): If the front end can delay defining the builtin
913 functions, don't create builtins for ISAs not part of the default
915 (def_builtin_const): Ditto.
916 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
917 __builtin_ia32_pcmov_v2di to be different builtin functions.
918 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
919 a structure instead of an int.
920 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
921 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
922 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
923 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
926 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
927 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
929 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
930 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
931 (LANG_HOOKS_INITIALIZER): Add
932 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
934 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
937 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
938 the reload address with the index register for SFmode
939 access with a displacement.
941 2008-08-30 Jan Hubicka <jh@suse.cz>
943 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
944 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
945 * dojump.c (do_jump): Likewise.
946 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
947 (note-if_info): Add BRANCH_COST.
948 (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask,
949 noce_try_cmove_arith, noce_try_cmove_arith, noce_try_cmove_arith,
950 noce_find_if_block, find_if_case_1, find_if_case_2): Use compuated
952 * expr.h (BRANCH_COST): Update default.
953 * predict.c (predictable_edge_p): New function.
954 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
955 Update BRANCH_COST call.
956 * basic-block.h (predictable_edge_p): Declare.
957 * config/alpha/alpha.h (BRANCH_COST): Update.
958 * config/frv/frv.h (BRANCH_COST): Update.
959 * config/s390/s390.h (BRANCH_COST): Update.
960 * config/spu/spu.h (BRANCH_COST): Update.
961 * config/sparc/sparc.h (BRANCH_COST): Update.
962 * config/m32r/m32r.h (BRANCH_COST): Update.
963 * config/i386/i386.h (BRANCH_COST): Update.
964 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
965 * config/sh/sh.h (BRANCH_COST): Update.
966 * config/pdp11/pdp11.h (BRANCH_COST): Update.
967 * config/avr/avr.h (BRANCH_COST): Update.
968 * config/crx/crx.h (BRANCH_COST): Update.
969 * config/xtensa/xtensa.h (BRANCH_COST): Update.
970 * config/stormy16/stormy16.h (BRANCH_COST): Update.
971 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
972 * config/iq2000/iq2000.h (BRANCH_COST): Update.
973 * config/ia64/ia64.h (BRANCH_COST): Update.
974 * config/rs6000/rs6000.h (BRANCH_COST): Update.
975 * config/arc/arc.h (BRANCH_COST): Update.
976 * config/score/score.h (BRANCH_COST): Update.
977 * config/arm/arm.h (BRANCH_COST): Update.
978 * config/pa/pa.h (BRANCH_COST): Update.
979 * config/mips/mips.h (BRANCH_COST): Update.
980 * config/vax/vax.h (BRANCH_COST): Update.
981 * config/h8300/h8300.h (BRANCH_COST): Update.
982 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
983 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
984 * doc/tm.texi (BRANCH_COST): Update.
986 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
989 * config/arm/arm.c (arm_optimization_options): Set
990 flag_section_anchors to 2 instead of 1 to distinguish it from
991 -fsection-anchors given explicitely on the command line.
993 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
995 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
996 final insn of a split.
998 2008-08-30 Jan Hubicka <jh@suse.cz>
1000 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
1001 optimized for speed.
1002 * final.c (compute_alignments): Use optimize_bb_for_size_p.
1003 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
1004 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
1005 flag_gcse_after_reload_set): New static vars.
1006 (common_handle_option): Enable those flags for profile-use.
1007 (decode_options): Remove optimize_size flags that are handled
1008 on higher granuality.
1009 * tree-vectorizer.c (vectorize_loops): Use
1010 optimize_loop_nest_for_speed_p.
1011 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
1012 * tree-predcom.c (tree_predictive_commoning): Use
1013 optimize_loop_for_speed_p.
1014 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
1015 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
1016 * predict.c (optimize_loop_for_speed_p): Fix walk.
1018 2008-08-30 Jan Hubicka <jh@suse.cz>
1020 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
1022 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
1023 profile presence locally.
1025 2008-08-29 Joseph Myers <joseph@codesourcery.com>
1028 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
1029 versions before 4.0.
1031 2008-08-29 Jan Hubicka <jh@suse.cz>
1033 * tree-inline.c (insert_init_stmt): Insert sequence even when
1036 2008-08-29 Jeff Law <law@redhat.com>
1038 * mn10300.c (mn10300_secondary_reload_class): We need secondary
1039 reloads for AM33-2 if IN is a pseudo with an equivalent memory
1040 location and class is an FP register.
1042 2008-08-29 Jan Hubicka <jh@suse.cz>
1044 * see.c (see_merge_one_def_extension): Silence used uninitialized
1046 * matrix-reorg.c (check_allocation_function): Likewise.
1047 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
1049 2008-08-29 Jakub Jelinek <jakub@redhat.com>
1052 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
1053 compute new & and | in type rather than TREE_TYPE (arg0).
1055 * dwarf2out.c (fortran_common): Update comment.
1056 (gen_variable_die): Swap com_die and var_die variables in Fortran
1057 COMMON block handling code.
1059 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
1061 * dwarf2out.c (gen_const_die): New function.
1062 (size_of_die, value_format, output_die): Output larger
1063 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
1064 (native_encode_initializer): New function.
1065 (tree_add_const_value_attribute): Call it.
1066 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
1068 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
1069 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
1070 TREE_THIS_VOLATILE to add_type_attribute.
1072 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
1074 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
1077 * dwarf2out.c (loc_by_reference): New function.
1078 (add_location_or_const_value_attribute): Use it.
1081 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
1082 as DW_TAG_variable children of DW_TAG_common_block rather than
1083 DW_TAG_member children. Put DW_AT_external to individual
1084 DW_TAG_variable DIEs, not to DW_TAG_common_block.
1086 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
1087 loc_descriptor_from_tree_1.
1091 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
1092 arguments to imported_module_or_decl.
1093 (debug_nothing_tree_tree): Removed.
1094 (debug_nothing_tree_tree_tree_bool): New prototype.
1095 * debug.c (do_nothing_debug_hooks): Adjust.
1096 (debug_nothing_tree_tree): Removed.
1097 (debug_nothing_tree_tree_tree_bool): New function.
1098 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
1099 (gen_variable_die): Put all common vars for the
1100 same COMMON block under one DW_TAG_common_block.
1101 (declare_in_namespace): Return new context_die, for Fortran
1102 return the module DIE instead of adding extra declarations into
1104 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
1105 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
1106 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
1108 (dwarf2out_global_decl): Don't skip Fortran global vars.
1109 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
1110 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
1111 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
1112 DW_TAG_imported_declaration as child of previous
1113 DW_TAG_imported_module.
1114 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
1115 * sdbout.c (sdb_debug_hooks): Likewise.
1116 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1118 2008-08-29 Jan Hubicka <jh@suse.cz>
1120 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
1122 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
1123 * ipa-cp.c (n_cloning_candidates): New static variable.
1124 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
1125 (ipcp_print_all_lattices): Improve debug output.
1126 (ipcp_cloning_candidate_p): New function.
1127 (ipcp_initialize_node_lattices): Use it.
1128 (ipcp_init_stage): Do only analyzis here; prettier debug output.
1129 (ipcp_propagate_stage): Prettier debug output.
1130 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
1131 (ipcp_print_all_structures): Remove.
1132 (ipcp_need_redirect_p): Test !n_cloning_candidates.
1133 (ipcp_insert_stage): Prettier debug output; call
1134 cgraph_remove_unreachable_nodes before propagating.
1135 (pass_ipa_cp): Schedule function removal pass.
1136 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
1138 (cgraph_maybe_hot_edge_p): Move to ...
1139 * predict.c (cgraph_maybe_hot_edge_p) ... here.
1140 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
1141 (common_handle_option): Set them; enable ipa-cp when profiling.
1142 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
1143 (ipa_print_all_jump_functions): Likewise.
1144 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
1145 (ipa_print_node_params, ipa_print_all_params): New.
1146 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
1147 ipa_print_all_param_flags): Remove.
1148 (ipa_print_node_params, ipa_print_all_params): New.
1150 2008-08-29 Bob Wilson <bob.wilson@acm.org>
1152 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
1153 change from 2008-04-03.
1154 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
1156 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1160 * ira-color.c (push_allocnos_to_stack): Truncate
1161 removed_splay_allocno_vec.
1163 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1166 * ira-color (ira_fast_allocation): Don't assign hard registers to
1169 2008-08-29 Jan Hubicka <jh@suse.cz>
1172 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
1173 for cold internal loops.
1175 2008-08-29 Richard Guenther <rguenther@suse.de>
1177 * tree-ssa-structalias.c (create_variable_info_for): Do not
1178 create fields for heap vars or vars with a noalias state.
1179 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
1182 2008-08-29 Richard Guenther <rguenther@suse.de>
1184 * common.opt (ftree-store-ccp): Mark as preserved for
1185 backward compatibility.
1186 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
1187 * tree-pass.h (pass_store_ccp): Remove.
1188 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
1189 (first_vdef): Remove declaration.
1190 (get_value_loaded_by): Likewise.
1191 * tree-ssa-ccp.c (do_store_ccp): Remove.
1192 (get_default_value): Simplify as do_store_ccp is always false
1193 now. Do not initialize mem_ref.
1194 (set_value_varying): Likewise.
1195 (canonicalize_float_value): Likewise.
1196 (set_lattice_value): Likewise.
1197 (likely_value): Likewise.
1198 (surely_varying_stmt_p): Likewise.
1199 (ccp_initialize): Likewise.
1200 (ccp_lattice_meet): Likewise.
1201 (ccp_visit_phi_node): Likewise.
1202 (ccp_fold): Likewise.
1203 (evaluate_stmt): Likewise.
1204 (visit_assignment): Likewise.
1205 (ccp_visit_stmt): Likewise.
1206 (execute_ssa_ccp): Fold into ...
1207 (do_ssa_ccp): ... this.
1208 (do_ssa_store_ccp): Remove.
1209 (gate_store_ccp): Likewise.
1210 (pass_store_ccp): Likewise.
1211 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
1213 * tree-ssa-propagate.c (first_vdef): Remove.
1214 (get_value_loaded_by): Likewise.
1215 (replace_vuses_in): Likewise.
1216 (substitute_and_fold): Do not call replace_vuses_in.
1217 * opts.c (decode_options): Do not set flag_tree_store_ccp.
1219 2008-08-29 Richard Guenther <rguenther@suse.de>
1222 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
1223 PARAM_NOALIAS tags with is_heapvar.
1224 * tree-ssa-operands.c (access_can_touch_variable): Offset
1225 based tests do not apply for heapvars. Fix offset test.
1227 2008-08-29 Jan Hubicka <jh@suse.cz>
1229 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
1230 (-fipa-cp-clone): Enabled by default at -O3.
1231 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
1232 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
1234 2008-08-29 Jan Hubicka <jh@suse.cz>
1236 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
1238 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
1240 * gimple.c (giple_copy_call_skip_args): New function.
1241 (giple_copy_call_skip_args): Declare.
1243 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
1244 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
1245 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
1246 (ipcp_create_replace_map): Improve debug output.
1247 (ipcp_need_redirect_p): Return false when not clonning.
1248 (ipcp_update_callgraph): Skip args.
1249 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
1251 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
1252 (save_inline_function_body): Update call of tree_function_versioning.
1253 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
1254 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
1255 (tree_function_versioning): Likewise.
1256 * tree-inline.h (tree_function_versioning): Update prototype.
1258 2008-08-29 Jan Hubicka <jh@suse.cz>
1260 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
1261 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
1262 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
1263 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
1264 * value-prof.c (gimple_divmod_fixed_value_transform,
1265 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
1266 gimple_stringops_transform): Use optimize_bb_for_size_p.
1267 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
1268 * final.c (compute_alignments): Use optimize_function_for_size_p.
1269 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
1270 (fold_builtin_strcpy, fold_builtin_fputs): Use
1271 optimize_function_for_size_p.
1272 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
1273 * recog.c (relax_delay_slots): Likewise.
1274 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
1275 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
1276 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
1277 optimize_function_for_size_p.
1278 (cgraph_decide_inlining_of_small_function): Use
1279 optimize_function_for_size_p.
1280 * global.c (find_reg): Use optimize_function_for_size_p.
1281 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
1282 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
1283 flag_prefetch_loop_arrays. Those can work it out from profile.
1284 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
1285 optimize_loop_for_speed_p.
1286 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
1288 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
1289 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
1290 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
1291 * local-alloc.c (block_alloc): Pass BB pointer.
1292 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
1293 * gcse.c (gcse_main): Use optimize_function_for_size_p.
1294 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
1295 (decide_peel_completely): Likewise.
1296 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
1297 optimize_loop_for_size_p.
1298 (vect_enhance_data_refs_alignment): Likewise.
1299 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
1300 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
1301 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
1302 (try_crossjump_bb): Use optimize_bb_for_size_p.
1303 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
1304 optimize_loop_for_speed_p.
1305 * bb-reorder.c (find_traces_1_round): Likewise.
1306 (copy_bb): Use optimize_bb_for_speed_p.
1307 (duplicate_computed_gotos): Likewise.
1308 * basic-block.h (optimize_loop_nest_for_size_p,
1309 optimize_loop_nest_for_speed_p): New.
1310 * stmt.c (expand_case): Use optimize_insn_for_size_p.
1312 2008-08-29 Tristan Gingold <gingold@adacore.com>
1314 * gcov.c (main): Call expandargv.
1316 2008-08-29 Jan Hubicka <jh@suse.cz>
1318 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
1320 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1322 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
1323 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1325 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
1327 2008-08-29 Jan Hubicka <jh@suse.cz>
1329 * tree-pass.h (pass_strip_predict_hints): Declare.
1330 * predict.c (strip_builtin_expect): Rename to ...
1331 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
1332 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
1333 (tree_estimate_probability): Do not strip builtin_expect.
1334 (pass_strip_predict_hints): New pass.
1335 * tree-inline.c (expand_call_inline): When inlining cold function, predict
1337 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
1339 2008-08-29 Richard Guenther <rguenther@suse.de>
1341 PR tree-optimization/37207
1342 * tree-vrp.c (extract_range_from_binary_expr): Also try
1343 to constant fold if only one of the operands is a constant.
1345 2008-08-29 Nick Clifton <nickc@redhat.com>
1347 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
1348 the same way as SYMBOL_REFs.
1350 2008-08-28 Bob Wilson <bob.wilson@acm.org>
1352 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
1354 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
1356 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
1357 * config/mips/mips.md (branch_likely): Remove const. Fix
1359 (define_delay for type "branch"): Change to only apply for branch
1360 with likely variant.
1361 (define_delay for type "branch" and "branch_likely" no). New delay
1363 (equality_op): New code iterator.
1364 (bbv, bbinv): New code attributes.
1365 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
1368 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1369 Andrew Pinski <pinskia@gcc.gnu.org>
1372 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
1374 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
1376 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
1377 rule that a symbolic constant must be defined and >= 0 for the
1378 corresponding facility to be present at compile-time.
1379 * gthr-posix.c: Likewise.
1381 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
1383 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
1384 * config/mips/mips.md (D): New mode attribute.
1385 (mulsi3, muldi3): Merge it into ...
1386 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
1388 (muldi3_mul3): New pattern.
1389 (mulsi3_mult3): Rename to mulsi3_mul3.
1391 2008-08-28 Jan Hubicka <jh@suse.cz>
1393 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
1395 * predict.c (always_optimize_for_size_p): Rename to ...
1396 (optimize_function_for_size): ... this one; make extern.
1397 (optimize_function_for_speed_p): New.
1398 (optimize_bb_for_size_p, optimize_bb_for_size_p,
1399 optimize_edge_for_size_p,optimize_edge_for_size_p,
1400 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
1401 * basic-block.h (optimize_function_for_size_p,
1402 optimize_function_for_speed_p): Declare.
1403 * i386.md (optimize_size checks): Replace them by appropriate
1405 (standard_80387_constant_p, ix86_compute_frame_layout,
1406 ix86_expand_epilogue, ix86_decompose_address,
1407 print_operand, emit_i387_cw_initialization,
1408 inline_memory_move_cost, ix86_pad_returns,
1409 ix86_reorg): Replace optimize_size checks.
1411 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
1413 * rtl.h (simplify_subreg_regno): Declare.
1414 * rtlanal.c (simplify_subreg_regno): New function, split out from...
1415 * simplify-rtx.c (simplify_subreg): ...here.
1416 * reload.c (find_reloads): Use simplify_subreg_regno instead of
1417 subreg_offset_representable_p.
1419 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1422 * c-typeck.c (convert_for_assignment): Give a note describing what
1423 was passed and what was expected.
1425 2008-08-28 Joey Ye <joey.ye@intel.com>
1427 * doc/extend.texi: Document AVX built-in functions.
1428 * doc/invoke.texi: Document -mavx.
1430 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
1431 Joey Ye <joey.ye@intel.com>
1432 Xuepeng Guo <xuepeng.guo@intel.com>
1434 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
1436 * config/i386/cpuid.h (bit_FMA): New.
1437 (bit_XSAVE): Likewise.
1438 (bit_OSXSAVE): Likewise.
1439 (bit_AVX): Likewise.
1441 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
1442 define. Use ASM_OUTPUT_AVX_PREFIX.
1444 * config/i386/gmmintrin.h: New.
1446 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
1447 (OPTION_MASK_ISA_AVX_SET): New.
1448 (OPTION_MASK_ISA_FMA_SET): Likewise.
1449 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
1450 (OPTION_MASK_ISA_FMA_SET): Likewise.
1451 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
1452 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
1453 (pta_flags): Add PTA_AVX and PTA_FMA.
1454 (override_options): Handle PTA_AVX and PTA_FMA.
1455 (init_cumulative_args): Handle warn_avx.
1456 (classify_argument): Return 0 for COImode and OImode. Return
1457 1 and X86_64_AVX_CLASS for 256bit vector types.
1458 (examine_argument): Handle X86_64_AVX_CLASS.
1459 (construct_container): Likewise.
1460 (function_arg_advance_32): Pass OImode and 256bit vector types
1462 (function_arg_advance_64): Take a new argument to indicate if a
1463 parameter is named. Handle 256bit vector types. Return
1464 immediately for unnamed 256bit vector mode parameters.
1465 (function_arg_advance): Updated.
1466 (function_arg_32): Add comments for TImode. Handle OImode
1467 and 256bit vector types.
1468 (function_arg_64): Take a new argument to indicate if a
1469 parameter is named. Handle 256bit vector types. Return NULL
1470 for unnamed 256bit vector mode parameters.
1471 (function_arg): Updated.
1472 (setup_incoming_varargs_64): Support
1473 AVX encoding for *sse_prologue_save_insn.
1474 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
1475 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
1476 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
1477 enabled, otherwise return -3.
1478 (standard_sse_constant_opcode): Handle AVX and 256bit vector
1480 (print_reg): Support AVX registers. Handle 'x' and 't'.
1481 Handle 'd' to duplicate the operand.
1482 (print_operand): Likewise. Also support AVX vector compare
1484 (output_387_binary_op): Support AVX.
1485 (output_fp_compare): Likewise.
1486 (ix86_expand_vector_move_misalign): Likewise.
1487 (ix86_attr_length_vex_default): New.
1488 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
1489 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
1490 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
1491 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
1492 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
1493 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
1494 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
1495 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
1496 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
1497 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
1498 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
1499 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
1500 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
1501 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
1502 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
1503 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
1504 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
1505 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
1506 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
1507 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
1508 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
1509 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
1510 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
1511 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
1512 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
1513 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
1514 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
1515 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
1516 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
1517 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
1518 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
1519 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
1520 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
1521 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
1522 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
1523 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
1524 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
1525 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
1526 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
1527 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
1528 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
1529 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
1530 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
1531 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
1532 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
1533 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
1534 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
1535 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
1536 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
1537 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
1538 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
1539 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
1540 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
1541 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
1542 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
1543 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
1544 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
1545 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
1546 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
1547 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
1548 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
1549 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
1550 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
1551 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
1552 and IX86_BUILTIN_MOVMSKPS256,
1553 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
1554 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
1555 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
1556 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
1557 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
1558 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
1559 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
1560 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
1561 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
1562 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
1563 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
1564 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
1565 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
1566 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
1567 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
1568 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
1569 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
1570 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
1571 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
1572 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
1573 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
1574 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
1575 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
1576 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
1577 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
1578 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
1579 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
1580 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
1581 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
1582 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
1583 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
1584 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
1585 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
1586 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
1587 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
1588 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
1589 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
1590 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
1591 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
1592 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
1593 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
1594 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
1595 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
1596 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
1597 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
1598 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
1599 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
1600 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
1601 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
1602 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
1603 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
1604 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
1605 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
1606 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
1607 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
1608 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
1609 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
1610 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
1612 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
1613 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
1614 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
1615 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
1616 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
1617 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
1618 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
1619 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
1620 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
1621 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
1622 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
1623 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
1624 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
1625 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
1626 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
1627 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
1628 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
1629 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
1630 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
1631 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
1632 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
1633 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
1634 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
1635 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
1636 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
1637 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
1638 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
1639 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
1640 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
1641 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
1642 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
1643 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
1644 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
1645 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
1646 IX86_BUILTIN_MOVMSKPS256.
1647 (ix86_init_mmx_sse_builtins): Support AVX builtins.
1648 (ix86_expand_args_builtin): Likewise.
1649 (ix86_expand_special_args_builtin): Likewise.
1650 (ix86_hard_regno_mode_ok): Handle AVX modes.
1651 (ix86_expand_vector_init_duplicate): Likewise.
1652 (ix86_expand_vector_init_one_nonzero): Likewise.
1653 (ix86_expand_vector_init_one_var): Likewise.
1654 (ix86_expand_vector_init_concat): Likewise.
1655 (ix86_expand_vector_init_general): Likewise.
1656 (ix86_expand_vector_set): Likewise.
1657 (ix86_vector_mode_supported_p): Likewise.
1658 (x86_extended_reg_mentioned_p): Check INSN_P before using
1661 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
1662 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
1664 * config/i386/i386.h (TARGET_AVX): New.
1665 (TARGET_FMA): Likewise.
1666 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
1667 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
1668 (VALID_AVX256_REG_MODE): New.
1669 (AVX256_VEC_FLOAT_MODE_P): Likewise.
1670 (AVX_FLOAT_MODE_P): Likewise.
1671 (AVX128_VEC_FLOAT_MODE_P): Likewise.
1672 (AVX256_VEC_FLOAT_MODE_P): Likewise.
1673 (AVX_VEC_FLOAT_MODE_P): Likewise.
1674 (ASM_OUTPUT_AVX_PREFIX): Likewise.
1675 (ASM_OUTPUT_OPCODE): Likewise.
1676 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
1678 (SSE_REG_MODE_P): Allow 256bit vector modes.
1679 (ix86_args): Add a warn_avx field.
1681 * config/i386/i386.md (UNSPEC_PCMP): New.
1682 (UNSPEC_VPERMIL): Likewise.
1683 (UNSPEC_VPERMIL2): Likewise.
1684 (UNSPEC_VPERMIL2F128): Likewise.
1685 (UNSPEC_MASKLOAD): Likewise.
1686 (UNSPEC_MASKSTORE): Likewise.
1687 (UNSPEC_CAST): Likewise.
1688 (UNSPEC_VTESTP): Likewise.
1689 (UNSPECV_VZEROALL): Likewise.
1690 (UNSPECV_VZEROUPPER): Likewise.
1691 (XMM0_REG): Likewise.
1692 (XMM1_REG): Likewise.
1693 (XMM2_REG): Likewise.
1694 (XMM3_REG): Likewise.
1695 (XMM4_REG): Likewise.
1696 (XMM5_REG): Likewise.
1697 (XMM6_REG): Likewise.
1698 (XMM8_REG): Likewise.
1699 (XMM9_REG): Likewise.
1700 (XMM10_REG): Likewise.
1701 (XMM11_REG): Likewise.
1702 (XMM12_REG): Likewise.
1703 (XMM13_REG): Likewise.
1704 (XMM14_REG): Likewise.
1705 (XMM15_REG): Likewise.
1707 (prefix_vex_imm8): Likewise.
1708 (prefix_vex_w): Likewise.
1709 (length_vex): Likewise.
1712 (*avx_ashlti3): Likewise.
1713 (*avx_lshrti3): Likewise.
1714 (*avx_setcc<mode>): Likewise.
1715 (*fop_<mode>_comm_mixed_avx): Likewise.
1716 (*fop_<mode>_comm_avx): Likewise.
1717 (*fop_<mode>_1_mixed_avx): Likewise.
1718 (*fop_<mode>_1_avx): Likewise.
1719 (*avx_<code><mode>3): Likewise.
1720 (*avx_ieee_smin<mode>3): Likewise.
1721 (*avx_ieee_smax<mode>3): Likewise.
1722 (mode): Add OI, V8SF and V4DF.
1723 (length): Support VEX prefix.
1724 (*cmpfp_i_mixed): Set prefix attribute.
1725 (*cmpfp_i_sse): Likewise.
1726 (*cmpfp_iu_mixed): Likewise.
1727 (*cmpfp_iu_sse): Likewise.
1728 (*movsi_1): Support AVX.
1729 (*movdi_2): Likewise.
1730 (*movdi_1_rex64): Likewise.
1731 (*movti_internal): Likewise.
1732 (*movti_rex64): Likewise.
1733 (*movsf_1): Likewise.
1734 (*movdf_nointeger): Likewise.
1735 (*movdf_integer_rex64): Likewise.
1736 (*movtf_internal): Likewise.
1737 (zero_extendsidi2_32): Likewise.
1738 (zero_extendsidi2_rex64): Likewise.
1739 (*extendsfdf2_mixed): Likewise.
1740 (*extendsfdf2_sse): Likewise.
1741 (*truncdfsf_fast_mixed): Likewise.
1742 (*truncdfsf_fast_sse): Likewise.
1743 (*truncdfsf_mixed): Likewise.
1744 (fix_trunc<mode>di_sse): Likewise.
1745 (fix_trunc<mode>si_sse): Likewise.
1746 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
1747 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
1748 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
1749 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
1750 (*rcpsf2_sse): Likewise.
1751 (*rsqrtsf2_sse): Likewise.
1752 (*sqrt<mode>2_sse): Likewise.
1753 (sse4_1_round<mode>2): Likewise.
1754 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
1755 Support AVX. Set length attribute properly for AVX.
1757 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
1758 (VECTOR_MODES (FLOAT, 32)): Likewise.
1759 (VECTOR_MODE (INT, DI, 8)): Likewise.
1760 (VECTOR_MODE (INT, HI, 32)): Likewise.
1761 (VECTOR_MODE (INT, QI, 64)): Likewise.
1762 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
1763 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
1764 (VECTOR_MODE (INT, DI, 4)): Removed.
1765 (VECTOR_MODE (INT, SI, 8)): Likewise.
1766 (VECTOR_MODE (INT, HI, 16)): Likewise.
1767 (VECTOR_MODE (INT, QI, 32)): Likewise.
1768 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
1769 (INT_MODE (OI, 32)): Likewise.
1771 * config/i386/i386.opt (mavx): New.
1774 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
1776 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
1777 (*mov<mode>_internal_avx): New.
1778 (*movv2sf_internal_rex64_avx): Likewise.
1779 (*movv2sf_internal_avx): Likewise.
1781 * config/i386/predicates.md (const_4_to_5_operand): New.
1782 (const_6_to_7_operand): Likewise.
1783 (const_8_to_11_operand): Likewise.
1784 (const_12_to_15_operand): Likewise.
1785 (avx_comparison_float_operator): Likewise.
1787 * config/i386/sse.md (AVX256MODEI): New.
1788 (AVX256MODE): Likewise.
1789 (AVXMODEQI): Likewise.
1790 (AVXMODE): Likewise.
1791 (AVX256MODEF2P): Likewise.
1792 (AVX256MODE2P): Likewise.
1793 (AVX256MODE4P): Likewise.
1794 (AVX256MODE8P): Likewise.
1795 (AVXMODEF2P): Likewise.
1796 (AVXMODEF4P): Likewise.
1797 (AVXMODEDCVTDQ2PS): Likewise.
1798 (AVXMODEDCVTPS2DQ): Likewise.
1799 (avxvecmode): Likewise.
1800 (avxvecpsmode): Likewise.
1801 (avxhalfvecmode): Likewise.
1802 (avxscalarmode): Likewise.
1803 (avxcvtvecmode): Likewise.
1804 (avxpermvecmode): Likewise.
1805 (avxmodesuffixf2c): Likewise.
1806 (avxmodesuffixp): Likewise.
1807 (avxmodesuffixs): Likewise.
1808 (avxmodesuffix): Likewise.
1809 (vpermilbits): Likewise.
1810 (pinsrbits): Likewise.
1811 (mov<mode>): Likewise.
1812 (*mov<mode>_internal): Likewise.
1813 (push<mode>1): Likewise.
1814 (movmisalign<mode>): Likewise.
1815 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1816 (avx_movdqu<avxmodesuffix>): Likewise.
1817 (avx_lddqu<avxmodesuffix>): Likewise.
1818 (<plusminus_insn><mode>3): Likewise.
1819 (*avx_<plusminus_insn><mode>3): Likewise.
1820 (*avx_vm<plusminus_insn><mode>3): Likewise.
1821 (mul<mode>3): Likewise.
1822 (*avx_mul<mode>3): Likewise.
1823 (*avx_vmmul<mode>3): Likewise.
1824 (divv8sf3): Likewise.
1825 (divv4df3): Likewise.
1826 (avx_div<mode>3): Likewise.
1827 (*avx_div<mode>3): Likewise.
1828 (*avx_vmdiv<mode>3): Likewise.
1829 (avx_rcpv8sf2): Likewise.
1830 (*avx_vmrcpv4sf2): Likewise.
1831 (sqrtv8sf2): Likewise.
1832 (avx_sqrtv8sf2): Likewise.
1833 (*avx_vmsqrt<mode>2): Likewise.
1834 (rsqrtv8sf2): Likewise.
1835 (avx_rsqrtv8sf2): Likewise.
1836 (*avx_vmrsqrtv4sf2): Likewise.
1837 (<code><mode>3): Likewise.
1838 (*avx_<code><mode>3_finite): Likewise.
1839 (*avx_<code><mode>3): Likewise.
1840 (*avx_vm<code><mode>3): Likewise.
1841 (*avx_ieee_smin<mode>3): Likewise.
1842 (*avx_ieee_smax<mode>3): Likewise.
1843 (avx_addsubv8sf3): Likewise.
1844 (avx_addsubv4df3): Likewise.
1845 (*avx_addsubv4sf3): Likewise.
1846 (*avx_addsubv2df3): Likewise.
1847 (avx_h<plusminus_insn>v4df3): Likewise.
1848 (avx_h<plusminus_insn>v8sf3): Likewise.
1849 (*avx_h<plusminus_insn>v4sf3): Likewise.
1850 (*avx_h<plusminus_insn>v2df3): Likewise.
1851 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
1852 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
1853 (*avx_maskcmp<mode>3): Likewise.
1854 (avx_nand<mode>3): Likewise.
1855 (*avx_<code><mode>3): Likewise.
1856 (*avx_nand<mode>3): Likewise.
1857 (*avx_<code><mode>3): Likewise.
1858 (*avx_cvtsi2ss): Likewise.
1859 (*avx_cvtsi2ssq): Likewise.
1860 (*avx_cvtsi2sd): Likewise.
1861 (*avx_cvtsi2sdq): Likewise.
1862 (*avx_cvtsd2ss): Likewise.
1863 (avx_cvtss2sd): Likewise.
1864 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
1865 (avx_cvtps2dq<avxmodesuffix>): Likewise.
1866 (avx_cvttps2dq<avxmodesuffix>): Likewise.
1867 (*avx_cvtsi2sd): Likewise.
1868 (*avx_cvtsi2sdq): Likewise.
1869 (avx_cvtdq2pd256): Likewise.
1870 (avx_cvtpd2dq256): Likewise.
1871 (avx_cvttpd2dq256): Likewise.
1872 (*avx_cvtsd2ss): Likewise.
1873 (*avx_cvtss2sd): Likewise.
1874 (avx_cvtpd2ps256): Likewise.
1875 (avx_cvtps2pd256): Likewise.
1876 (*avx_movhlps): Likewise.
1877 (*avx_movlhps): Likewise.
1878 (avx_unpckhps256): Likewise.
1879 (*avx_unpckhps): Likewise.
1880 (avx_unpcklps256): Likewise.
1881 (*avx_unpcklps): Likewise.
1882 (avx_movshdup256): Likewise.
1883 (avx_movsldup256): Likewise.
1884 (avx_shufps256): Likewise.
1885 (avx_shufps256_1): Likewise.
1886 (*avx_shufps_<mode>): Likewise.
1887 (*avx_loadhps): Likewise.
1888 (*avx_storelps): Likewise.
1889 (*avx_loadlps): Likewise.
1890 (*avx_movss): Likewise.
1891 (*vec_dupv4sf_avx): Likewise.
1892 (*vec_concatv2sf_avx): Likewise.
1893 (*vec_concatv4sf_avx): Likewise.
1894 (*vec_setv4sf_0_avx): Likewise.
1895 (*vec_setv4sf_avx): Likewise.
1896 (*avx_insertps): Likewise.
1897 (avx_vextractf128<mode>): Likewise.
1898 (vec_extract_lo_<mode>): Likewise.
1899 (vec_extract_hi_<mode>): Likewise.
1900 (vec_extract_lo_<mode>): Likewise.
1901 (vec_extract_hi_<mode>): Likewise.
1902 (vec_extract_lo_v16hi): Likewise.
1903 (vec_extract_hi_v16hi): Likewise.
1904 (vec_extract_lo_v32qi): Likewise.
1905 (vec_extract_hi_v32qi): Likewise.
1906 (avx_unpckhpd256): Likewise.
1907 (*avx_unpckhpd): Likewise.
1908 (avx_movddup256): Likewise.
1909 (*avx_movddup): Likewise.
1910 (avx_unpcklpd256): Likewise.
1911 (*avx_unpcklpd): Likewise.
1912 (avx_shufpd256): Likewise.
1913 (avx_shufpd256_1): Likewise.
1914 (*avx_punpckhqdq): Likewise.
1915 (*avx_punpcklqdq): Likewise.
1916 (*avx_shufpd_<mode>): Likewise.
1917 (*avx_storehpd): Likewise.
1918 (*avx_loadhpd): Likewise.
1919 (*avx_loadlpd): Likewise.
1920 (*avx_movsd): Likewise.
1921 (*vec_concatv2df_avx): Likewise.
1922 (*avx_<plusminus_insn><mode>3): Likewise.
1923 (*avx_<plusminus_insn><mode>3): Likewise.
1924 (*avx_mulv8hi3): Likewise.
1925 (*avxv8hi3_highpart): Likewise.
1926 (*avx_umulv8hi3_highpart): Likewise.
1927 (*avx_umulv2siv2di3): Likewise.
1928 (*avx_mulv2siv2di3): Likewise.
1929 (*avx_pmaddwd): Likewise.
1930 (*avx_mulv4si3): Likewise.
1931 (*avx_ashr<mode>3): Likewise.
1932 (*avx_lshr<mode>3): Likewise.
1933 (*avx_ashl<mode>3): Likewise.
1934 (*avx_<code><mode>3): Likewise.
1935 (*avx_eq<mode>3): Likewise.
1936 (*avx_gt<mode>3): Likewise.
1937 (*avx_nand<mode>3): Likewise.
1938 (*avx_nand<mode>3): Likewise.
1939 (*avx_<code><mode>3): Likewise.
1940 (*avx_<code><mode>3): Likewise.
1941 (*avx_packsswb): Likewise.
1942 (*avx_packssdw): Likewise.
1943 (*avx_packuswb): Likewise.
1944 (*avx_punpckhbw): Likewise.
1945 (*avx_punpcklbw): Likewise.
1946 (*avx_punpckhwd): Likewise.
1947 (*avx_punpcklwd): Likewise.
1948 (*avx_punpckhdq): Likewise.
1949 (*avx_punpckldq): Likewise.
1950 (*avx_pinsr<avxmodesuffixs>): Likewise.
1951 (*avx_pinsrq): Likewise.
1952 (*avx_loadld): Likewise.
1953 (*vec_extractv2di_1_rex64_avx): Likewise.
1954 (*vec_extractv2di_1_avx): Likewise.
1955 (*vec_dupv2di_avx): Likewise.
1956 (*vec_concatv2si_avx): Likewise.
1957 (*vec_concatv4si_1_avx): Likewise.
1958 (*vec_concatv2di_avx): Likewise.
1959 (*vec_concatv2di_rex64_avx): Likewise.
1960 (*avx_uavgv16qi3): Likewise.
1961 (*avx_uavgv8hi3): Likewise.
1962 (*avx_psadbw): Likewise.
1963 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
1964 (*avx_phaddwv8hi3): Likewise.
1965 (*avx_phadddv4si3): Likewise.
1966 (*avx_phaddswv8hi3): Likewise.
1967 (*avx_phsubwv8hi3): Likewise.
1968 (*avx_phsubdv4si3): Likewise.
1969 (*avx_phsubswv8hi3): Likewise.
1970 (*avx_pmaddubsw128): Likewise.
1971 (*avx_pmulhrswv8hi3): Likewise.
1972 (*avx_pshufbv16qi3): Likewise.
1973 (*avx_psign<mode>3): Likewise.
1974 (*avx_palignrti): Likewise.
1975 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1976 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1977 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1978 (*avx_mpsadbw): Likewise.
1979 (*avx_packusdw): Likewise.
1980 (*avx_pblendvb): Likewise.
1981 (*avx_pblendw): Likewise.
1982 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1983 (avx_ptest256): Likewise.
1984 (avx_roundp<avxmodesuffixf2c>256): Likewise.
1985 (*avx_rounds<ssemodesuffixf2c>): Likewise.
1986 (*avx_aesenc): Likewise.
1987 (*avx_aesenclast): Likewise.
1988 (*avx_aesdec): Likewise.
1989 (*avx_aesdeclast): Likewise.
1990 (avx_vzeroupper): Likewise.
1991 (avx_vzeroupper_rex64): Likewise.
1992 (avx_vpermil<mode>): Likewise.
1993 (avx_vpermilvar<mode>3): Likewise.
1994 (avx_vpermil2<mode>3): Likewise.
1995 (avx_vperm2f128<mode>3): Likewise.
1996 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1997 (avx_vbroadcastss256): Likewise.
1998 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
1999 (avx_vinsertf128<mode>): Likewise.
2000 (vec_set_lo_<mode>): Likewise.
2001 (vec_set_hi_<mode>): Likewise.
2002 (vec_set_lo_<mode>): Likewise.
2003 (vec_set_hi_<mode>): Likewise.
2004 (vec_set_lo_v16hi): Likewise.
2005 (vec_set_hi_v16hi): Likewise.
2006 (vec_set_lo_v32qi): Likewise.
2007 (vec_set_hi_v32qi): Likewise.
2008 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2009 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2010 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
2011 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
2012 (vec_init<mode>): Likewise.
2013 (*vec_concat<mode>_avx): Likewise.
2014 (blendbits): Support V8SF and V4DF.
2015 (sse2_movq128): Support AVX.
2016 (<sse>_movnt<mode>): Likewise.
2017 (sse2_movntv2di): Likewise.
2018 (sse_rcpv4sf2): Likewise.
2019 (sse_sqrtv4sf2): Likewise.
2020 (sse_rsqrtv4sf2): Likewise.
2021 (<sse>_comi): Likewise.
2022 (<sse>_ucomi): Likewise.
2023 (sse_cvtss2si): Likewise.
2024 (sse_cvtss2si_2): Likewise.
2025 (sse_cvtss2siq): Likewise.
2026 (sse_cvtss2siq_2): Likewise.
2027 (sse_cvttss2si): Likewise.
2028 (sse_cvttss2siq): Likewise.
2029 (sse2_cvtsd2si): Likewise.
2030 (sse2_cvtsd2si_2): Likewise.
2031 (sse2_cvtsd2siq): Likewise.
2032 (sse2_cvtsd2siq_2): Likewise.
2033 (sse2_cvttsd2si): Likewise.
2034 (sse2_cvttsd2siq): Likewise.
2035 (sse2_cvtdq2pd): Likewise.
2036 (*sse2_cvtpd2dq): Likewise.
2037 (*sse2_cvttpd2dq): Likewise.
2038 (*sse2_cvtpd2ps): Likewise.
2039 (sse2_cvtps2pd): Likewise.
2040 (sse3_movshdup): Likewise.
2041 (sse3_movsldup): Likewise.
2042 (sse_storehps): Likewise.
2043 (*sse4_1_extractps): Likewise.
2044 (sse2_storelpd): Likewise.
2045 (vec_dupv2df_sse3): Likewise.
2046 (*vec_concatv2df_sse3): Likewise.
2047 (*sse4_1_pextrb): Likewise.
2048 (*sse4_1_pextrb_memory): Likewise.
2049 (*sse2_pextrw): Likewise.
2050 (*sse4_1_pextrw_memory): Likewise.
2051 (*sse4_1_pextrd): Likewise.
2052 (*sse4_1_pextrq): Likewise.
2053 (sse2_pshufd_1): Likewise.
2054 (sse2_pshuflw_1): Likewise.
2055 (sse2_pshufhw_1): Likewise.
2056 (*sse2_storeq_rex64): Likewise.
2057 (*vec_dupv4si): Likewise.
2058 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
2059 (sse2_pmovmskb): Likewise.
2060 (*sse2_maskmovdqu): Likewise.
2061 (*sse2_maskmovdqu_rex64): Likewise.
2062 (sse_ldmxcsr): Likewise.
2063 (sse_stmxcsr): Likewise.
2064 (abs<mode>2): Likewise.
2065 (sse4_1_movntdqa): Likewise.
2066 (sse4_1_phminposuw): Likewise.
2067 (sse4_1_extendv8qiv8hi2): Likewise.
2068 (*sse4_1_extendv8qiv8hi2): Likewise.
2069 (sse4_1_extendv4qiv4si2): Likewise.
2070 (*sse4_1_extendv4qiv4si2): Likewise.
2071 (sse4_1_extendv2qiv2di2): Likewise.
2072 (*sse4_1_extendv2qiv2di2): Likewise.
2073 (sse4_1_extendv4hiv4si2): Likewise.
2074 (*sse4_1_extendv4hiv4si2): Likewise.
2075 (sse4_1_extendv2hiv2di2): Likewise.
2076 (*sse4_1_extendv2hiv2di2): Likewise.
2077 (sse4_1_extendv2siv2di2): Likewise.
2078 (*sse4_1_extendv2siv2di2): Likewise.
2079 (sse4_1_zero_extendv8qiv8hi2): Likewise.
2080 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
2081 (sse4_1_zero_extendv4qiv4si2): Likewise.
2082 (*sse4_1_zero_extendv4qiv4si2): Likewise.
2083 (sse4_1_zero_extendv2qiv2di2): Likewise.
2084 (*sse4_1_zero_extendv2qiv2di2): Likewise.
2085 (sse4_1_zero_extendv4hiv4si2): Likewise.
2086 (*sse4_1_zero_extendv4hiv4si2): Likewise.
2087 (sse4_1_zero_extendv2hiv2di2): Likewise.
2088 (*sse4_1_zero_extendv2hiv2di2): Likewise.
2089 (sse4_1_zero_extendv2siv2di2): Likewise.
2090 (*sse4_1_zero_extendv2siv2di2): Likewise.
2091 (sse4_1_ptest): Likewise.
2092 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
2093 (sse4_2_pcmpestri): Likewise.
2094 (sse4_2_pcmpestrm): Likewise.
2095 (sse4_2_pcmpistri): Likewise.
2096 (sse4_2_pcmpistrm): Likewise.
2098 (aeskeygenassist): Likewise.
2100 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
2102 * config/i386/predicates.md (vzeroall_operation): New.
2104 * config/i386/sse.md (avx_vzeroall): New.
2105 (*avx_vzeroall): Likewise.
2107 2008-08-28 Paul Brook <paul@codesourcery.com>
2108 Mark Shinwell <shinwell@codesourcery.com>
2109 Richard Earnshaw <richard.earnshaw@arm.com>
2111 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
2112 (TARGET_MIN_ANCHOR_OFFSET): New.
2113 (arm_override_options): Set correct anchor ranges for Thumb-1
2114 and Thumb-2 if required.
2115 (legitimize_pic_address): Handle case involving a TLS symbol
2116 reference with an addend.
2117 (arm_optimization_options): Enable section anchors at -O1 and
2119 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
2120 * config/arm/arm-protos.h (arm_optimization_options): New.
2122 2008-08-28 Nick Clifton <nickc@redhat.com>
2124 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
2125 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
2128 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
2129 * config/v850/v850.md (return): Remove frame size restriction.
2131 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
2133 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
2135 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
2137 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
2139 2008-08-28 Paul Brook <paul@codesourcery.com>
2141 * config/arm/vfp11.md: Update license notice.
2142 * config/arm/cortex-r4.md: Ditto.
2144 2008-08-28 Richard Guenther <rguenther@suse.de>
2146 PR tree-optimization/37207
2147 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
2150 2008-08-28 Dodji Seketeli <dodji@redhat.com>
2153 * tree.c (int_fits_type_p): Don't forget unsigned integers
2154 of type sizetype which higher end word equals -1.
2156 2008-08-28 Ira Rosen <irar@il.ibm.com>
2158 * target.h (struct vectorize): Add new target builtin.
2159 * tree-vectorizer.c (destroy_loop_vec_info): Call
2160 vect_free_slp_instance instead of vect_free_slp_node.
2161 * tree-vectorizer.h (enum slp_load_perm_type): New.
2162 (struct _slp_instance): Add new fields.
2163 (SLP_INSTANCE_LOAD_PERMUTATION): New.
2164 (SLP_INSTANCE_LOADS): New.
2165 (vect_free_slp_tree): Remove.
2166 (vect_free_slp_instance): Declare.
2167 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
2168 (vectorizable_load): Add argument.
2169 (vect_transform_slp_perm_load): New.
2170 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
2172 (vect_get_place_in_interleaving_chain): New function.
2173 (vect_free_slp_tree): Make static.
2174 (vect_free_slp_instance): New function.
2175 (vect_build_slp_tree): Add new arguments. Allow load permutations and
2176 collect the load location in the interleaving chain.
2177 (vect_supported_slp_permutation_p): New function.
2178 (vect_supported_load_permutation_p): Likewise.
2179 (vect_analyze_slp_instance): In case of loads permutation, call
2180 vect_supported_load_permutation_p to check that the permutation is
2182 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
2183 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
2184 (vect_create_mask_and_perm): New function.
2185 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
2186 (vectorizable_load): Add an argument. Don't keep the created vectors
2187 statements in the node if permutation is required. Call
2188 vect_transform_slp_perm_load to generate the permutation.
2189 (vect_transform_stmt): Add new argument. Call vectorizable_load with
2190 additional argument.
2191 (vect_schedule_slp_instance): In case of loads permutation, allocate
2192 vectorized statements structure for all the related SLP nodes. Call
2193 vect_transform_stmt with addditional argument.
2194 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
2195 * config/spu/spu.c (spu_builtin_vec_perm): New.
2196 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2197 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
2198 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
2199 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2201 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
2203 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
2204 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
2205 __gthread_cond_signal, __gthread_cond_timedwait,
2206 __gthread_cond_timedwait_recursive): New functions.
2207 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
2209 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
2212 2008-08-28 Richard Guenther <rguenther@suse.de>
2215 * fold-const.c (maybe_canonicalize_comparison_1): Require
2216 undefined overflow only for canonicalizing A +- CST cmp CST.
2217 Make sure to not generate new constants that are not inside
2218 their TYPE_MIN/MAX_VALUE range.
2219 (maybe_canonicalize_comparison): Remove undefined overflow
2221 (fold_binary): Remove now duplicate folding.
2223 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2225 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
2226 use not updated in the last change.
2228 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
2230 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
2231 (IRA_COVER_CLASSES): Add FPUL_REGS.
2233 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2236 * c-common.c (conversion_warning): Check for null operands.
2238 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2241 * c-decl.c (check_for_loop_decls): Improve error message. Give
2244 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2247 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
2248 (convert_for_assignment): Pass corrent OPT_W* parameter to
2249 WARN_FOR_ASSIGNMENT.
2251 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2254 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
2256 2008-08-27 Paul Brook <paul@codesourcery.com>
2258 * config.gcc: Loosen checks for arm uclinux eabi targets.
2260 2008-08-27 Paul Brook <paul@codesourcery.com>
2262 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
2264 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
2266 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
2268 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
2269 the enumerators of an ENUMERAL_TYPE.
2270 * dbxout.c (dbxout_type): Ditto.
2272 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
2275 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
2276 (fwprop_addr): Check that the loop_father is not the outer loop.
2278 2008-08-26 Paul Brook <paul@codesourcery.com>
2280 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
2281 Remove documentation entry for fmul type.
2282 Use fmuls to annotate single-precision multiplication patterns,
2283 fmuld to annotate double-precision multiplication patterns,
2284 fmacs to annotate single-precision multiply-accumulate patterns
2285 and fmacd to annotate double-precision multiply-accumulate patterns.
2286 * config/arm/vfp11.md: Update reservations accordingly.
2287 * config/arm/arm.md: Note that certain values of the "type"
2288 attribute are documented in vfp.md.
2289 * config/arm/arm1020e.md: Remove out of date duplicate comment.
2290 (v10_cvt): Use new fmul types.
2292 2008-08-26 Paul Brook <paul@codesourcery.com>
2294 * config/arm/vfp.md: Move pipeline description for VFP11 to...
2295 * config/arm/vfp11.md: ...here. New.
2296 * config/arm/arm.md: Include vfp11.md.
2298 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
2300 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
2301 parameter to inform call.
2303 2008-08-26 Jeff Law <law@redhat.com>
2305 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
2306 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
2307 preferred class when copying a constant into a partial word register.
2309 2008-08-26 Ben Elliston <bje@au.ibm.com>
2311 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
2312 * cp/typeck.c: Likewise.
2313 * cp/tree.c: Likewise.
2314 * gimple-low.c: Likewise.
2317 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
2319 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
2320 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
2322 * doc/passes.texi: Describe IRA.
2324 * doc/tm.texi (IRA_COVER_CLASSES,
2325 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
2327 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
2328 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
2329 -fira-propagate-cost, -fno-ira-share-save-slots,
2330 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
2332 * flags.h (ira_algorithm): New enumeration.
2333 (flag_ira_algorithm, flag_ira_verbose): New external variable
2336 * postreload.c (gate_handle_postreload): Don't do post reload
2337 optimizations unless the reload is completed.
2339 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
2342 * tree-pass.h (pass_ira): New external variable declaration.
2344 * reload.h: Add 2008 to the Copyright.
2346 * cfgloopanal.c: Include params.h.
2347 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
2350 * params.h (IRA_MAX_LOOPS_NUM): New macro.
2352 * toplev.c (ira.h): New include.
2353 (flag_ira_algorithm, flag_ira_verbose): New external variables.
2354 (backend_init_target): Call ira_init.
2355 (backend_init): Call ira_init_once.
2356 (finalize): Call finish_ira_once.
2358 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
2359 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
2362 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
2363 may_move_out_cost): New external variable declarations.
2364 (move_table): New typedef.
2366 * caller-save.c: Include headers output.h and ira.h.
2367 (no_caller_save_reg_set): New global variable.
2368 (save_slots_num, save_slots): New variables.
2369 (reg_save_code, reg_restore_code, add_stored_regs): Add
2371 (init_caller_save): Set up no_caller_save_reg_set.
2372 (init_save_areas): Reset save_slots_num.
2373 (saved_hard_reg): New structure.
2374 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
2375 (initiate_saved_hard_regs, new_saved_hard_reg,
2376 finish_saved_hard_regs, saved_hard_reg_compare_func): New
2378 (setup_save_areas): Add code for sharing stack slots.
2379 (all_blocks): New variable.
2380 (save_call_clobbered_regs): Process pseudo-register too.
2381 (mark_set_regs): Process pseudo-register too.
2382 (insert_one_insn): Put the insn after bb note in a empty basic
2383 block. Add insn check.
2385 * global.c (eliminable_regset): Make it external.
2386 (mark_elimination): Use DF_LR_IN for IRA.
2387 (pseudo_for_reload_consideration_p): New.
2388 (build_insn_chain): Make it external. Don't ignore spilled
2389 pseudos for IRA. Use pseudo_for_reload_consideration_p.
2390 (gate_handle_global_alloc): New function.
2391 (pass_global_alloc): Add the gate function.
2393 * opts.c (decode_options): Set up flag_ira. Print the warning for
2395 (common_handle_option): Process -fira-algorithm and -fira-verbose.
2397 * timevar.def (TV_IRA, TV_RELOAD): New passes.
2399 * regmove.c (regmove_optimize): Don't do replacement of output for
2402 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
2403 New external variable declarations.
2405 * local-alloc.c (update_equiv_regs): Make it external. Return
2406 true if jump label rebuilding should be done. Rescan new_insn for
2408 (gate_handle_local_alloc): New function.
2409 (pass_local_alloc): Add the gate function.
2411 * alias.c (value_addr_p, stack_addr_p): New functions.
2412 (nonoverlapping_memrefs_p): Use them for IRA.
2414 * common.opt (fira, fira-algorithm, fira-coalesce,
2415 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
2416 fira-verbose): New options.
2418 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
2419 move_cost, may_move_in_cost, may_move_out_cost): Make the
2421 (move_table): Remove typedef.
2422 (init_move_cost): Make it external.
2423 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
2426 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
2427 setup_reg_classes): New function prototypes.
2428 (eliminable_regset): New external variable declaration.
2429 (build_insn_chain, update_equiv_regs): New function prototypes.
2431 * Makefile.in (IRA_INT_H): New definition.
2432 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
2433 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
2434 (reload1.o, toplev.o): Add dependence on ira.h.
2435 (cfgloopanal.o): Add PARAMS_H.
2436 (caller-save.o): Add dependence on output.h and ira.h.
2437 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
2438 ira-emit.o, ira-lives.o): New entries.
2440 * passes.c (pass_ira): New pass.
2442 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
2444 * reload1.c (ira.h): Include the header.
2445 (changed_allocation_pseudos): New bitmap.
2446 (init_reload): Initiate the bitmap.
2447 (compute_use_by_pseudos): Permits spilled registers in FROM.
2448 (temp_pseudo_reg_arr): New variable.
2449 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
2450 IRA. Call alter_reg with the additional parameter. Don't clear
2451 spilled_pseudos for IRA. Restore original insn chain for IRA.
2452 Clear changed_allocation_pseudos at the end of reload.
2453 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
2454 (hard_regno_to_pseudo_regno): New variable.
2455 (count_pseudo): Check spilled pseudos. Set up
2456 hard_regno_to_pseudo_regno.
2457 (count_spilled_pseudo): Check spilled pseudos. Update
2458 hard_regno_to_pseudo_regno.
2459 (find_reg): Use better_spill_reload_regno_p. Check
2460 hard_regno_to_pseudo_regno.
2461 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
2463 (eliminate_regs_1): Use additional parameter for alter_reg.
2464 (finish_spills): Set up pseudo_previous_regs only for spilled
2465 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
2466 more arguments. Don't clear live_throughout and dead_or_set for
2467 spilled pseudos. Use additional parameter for alter_reg. Call
2468 mark_allocation_change. Set up changed_allocation_pseudos.
2469 Remove sanity check.
2470 (emit_input_reload_insns, delete_output_reload): Use additional
2471 parameter for alter_reg. Call mark_allocation_change.
2472 (substitute, gen_reload_chain_without_interm_reg_p): New
2474 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
2476 * testsuite/gcc.dg/20080410-1.c: New file.
2478 * config/s390/s390.h (IRA_COVER_CLASSES,
2479 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
2481 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
2483 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
2485 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
2487 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
2489 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
2491 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
2493 2008-08-24 Jeff Law <law@redhat.com>
2494 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
2495 when ignoring unavailable registers.
2497 2008-08-24 Jeff Law <law@redhat.com>
2498 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
2499 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
2500 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
2501 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
2503 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
2504 * ira-build.c (allocno_range_compare_func): Stabilize sort.
2506 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
2507 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
2508 * reload1.c (find_reg): Process registers in register allocation order.
2510 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
2511 * toplev.c (backend_init_target): Move ira_init call from
2513 (lang_dependent_init_target): ...to here.
2515 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
2516 * ira.c (setup_class_subset_and_memory_move_costs): Don't
2517 calculate memory move costs for NO_REGS.
2519 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
2520 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
2521 STACK_REGS is defined.
2523 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2524 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
2526 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
2527 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
2529 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
2530 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
2531 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
2534 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
2535 Dorit Nuzman <dorit@il.ibm.com>
2537 * gcc/config/spu/spu.md (vec_extract_evenv4si,
2538 vec_extract_evenv4sf, vec_extract_evenv8hi,
2539 vec_extract_evenv16qi, vec_extract_oddv4si,
2540 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
2541 vec_interleave_highv4sf, vec_interleave_lowv4sf,
2542 vec_interleave_highv4si, vec_interleave_lowv4si,
2543 vec_interleave_highv8hi, vec_interleave_lowv8hi,
2544 vec_interleave_highv16qi, vec_interleave_lowv16qi,
2545 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
2547 2008-08-25 Janis Johnson <janis187@us.ibm.com>
2550 * config/rs6000/rs6000.c (optimization_options): Don't default to
2551 section anchors without toplevel reorder.
2553 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2555 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
2556 (mfc_end_critical_section): Likewise.
2558 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2560 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
2561 all type qualifiers from element type to vector type.
2563 2008-08-25 David Daney <ddaney@avtrex.com>
2565 * config/mips/mips.md (immediate_insn): Move up in file, fix
2566 comment typo, reformat.
2567 (fetchop_bit, atomic_hiqi_op memory_barrier,
2568 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
2569 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
2570 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
2571 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
2572 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
2573 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
2574 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
2575 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
2576 sync_old_nand<mode>, sync_new_nand<mode>,
2577 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
2578 test_and_set_12): Moved to sync.md.
2580 * config/mips/sync.md: New file.
2582 2008-08-25 Richard Henderson <rth@redhat.com>
2584 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
2585 (regsave): Likewise.
2586 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
2587 (output_cfi_directive): Likewise.
2588 (div_data_align): New.
2589 (output_cfi): Use it.
2591 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
2593 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
2594 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
2595 (TARGET_OCTEON): New macro.
2596 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
2597 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
2598 (ISA_HAS_POP): New macro.
2599 * config/mips/driver-native.c (host_detect_local_cpu): Handle
2601 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
2603 * config/mips/mips.md (cpu): Add octeon.
2604 (type): Add pop attribute value.
2605 (popcount<mode>2): New pattern.
2606 * doc/invoke.texi (-march=@var{arch}): Add octeon.
2608 2008-08-24 Jan Hubicka <jh@suse.cz>
2610 * doc/invoke.texi (-fipa-cp-clone): New option.
2611 (-fipa-cp): Update docs.
2612 (--param ipcp-unit-growth):New.
2613 * ipa-cp.c: Include fibheap.h, params.h
2614 (ipcp_initialize_node_lattices): When not cloning, all externally
2615 visible functions are bottom.
2616 (ipcp_need_redirect_p): Accept clones.
2617 (ipcp_insert_stage): Use cost driven heuristics.
2618 (max_count, dead_nodes): New static vars.
2619 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
2620 ipcp_const_param_count): New functions.
2621 * common.opt (ipa-cp-clone): New command line option.
2622 * params.def (ipcp-unit-growth): New.
2624 2008-08-24 Jan Hubicka <jh@suse.cz>
2626 * tree-inline.c (tree_function_versioning): Look harder
2627 for referenced vars.
2629 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
2631 PR tree-optimization/37185
2632 * matrix-reorg.c (transform_access_sites): Update changed stmt.
2634 2008-08-23 Jan Hubicka <jh@suse.cz>
2636 * ipa-cp.c (ipcp_analyze_node): New function.
2637 (ipcp_update_cloned_node): Use it.
2638 (ipcp_init_stage): Likewise.
2639 * ipa-inline.c (function_insertion_hook_holder): New static var.
2640 (analyze_function): Break out from ....
2641 (inline_generate_summary): Here; register insertion hook.
2642 (cgraph_decide_inlining): Remove hook.
2643 (add_new_function): New function.
2645 2008-08-23 Jan Hubicka <jh@suse.cz>
2647 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
2649 2008-08-23 Jan Hubicka <jh@suse.cz>
2651 * ipa-cp.c (constant_val_insert): Remove.
2652 (ipcp_propagate_one_const): Remove.
2653 (ipcp_create_replace_map): Always insert replacements to the map.
2654 (ipcp_insert_stage): Do not try to insert statements by hand.
2655 * tree-inline.c (insert_init_stmt): Break out from ...
2656 (setup_one_parameter): ... here; allow NULL BB pointer.
2657 (tree_function_versioning): Use setup_one_parameter to process
2660 2008-08-23 Jan Hubicka <jh@suse.cz>
2662 * tree.c (decl_address_ip_invariant_p): New function.
2663 * tree.h (decl_address_ip_invariant_p): Declare.
2664 * gimple.c (strip_invariant_refs): Break out from ...
2665 (is_gimple_invariant_address): ... here
2666 (is_gimple_ip_invariant_address): New function.
2667 (is_gimple_ip_invariant): New function.
2668 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
2671 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
2672 (ipcp_lat_is_insertable): All constants are insertable.
2673 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
2674 IPA_CONST_VALUE_REF.
2675 (ipcp_initialize_node_lattices): Propagate all types of operands.
2676 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
2677 (ipcp_create_replace_map): Reformat.
2678 (ipcp_need_redirect_p): Simplify.
2679 (ipcp_insert_stage): Check that argument is used before clonning.
2680 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
2681 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
2682 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
2683 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
2684 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
2685 (jump_func_type): Remove IPA_CONST_VALUE_REF.
2686 * tree-inline.c (tree_function_versioning): Add variables referenced by
2689 2008-08-23 Jan Hubicka <jh@suse.cz>
2692 * i386.c (standard_80387_constant_p): Use optimize_size.
2694 2008-08-23 Ira Rosen <irar@il.ibm.com>
2696 PR tree-optimization/37161
2697 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
2698 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
2699 (vect_determine_vectorization_factor): Move the scalar type
2700 retrieval to vect_get_smallest_scalar_type.
2701 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
2702 scalar type. Remove redundant computation.
2703 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
2704 (vect_get_slp_defs): Take the type of RHS into account if
2705 necessary by calling vect_get_smallest_scalar_type. Call
2706 vect_get_constant_vectors with additional argument.
2708 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2711 * doc/invoke.texi (Wwrite-strings): Clarify description.
2713 2008-08-23 Ira Rosen <irar@il.ibm.com>
2715 PR tree-optimization/37174
2716 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
2717 def stmt is a part of the loop before accessing its stmt_vec_info.
2719 2008-08-22 Anatoly Sokolov <aesok@post.ru>
2722 * config/avr/avr.md (UNSPEC_SWAP): New constants.
2723 (*swap): New insn pattern.
2724 (*ashlqi3): Rename from ashlqi3 insn pattern.
2725 (ashlqi3): New expanders.
2726 (*lshrqi3): Rename from lshrqi3 insn pattern.
2727 (lshrqi3): New expanders.
2728 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
2729 lshrqi3_const5, lshrqi3_const6): New splitters.
2730 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
2731 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
2734 2008-08-22 Richard Guenther <rguenther@suse.de>
2736 PR tree-optimization/37078
2737 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
2738 [+INF, +INF] ranges.
2740 2008-08-22 Richard Guenther <rguenther@suse.de>
2742 PR tree-optimization/37143
2743 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
2744 a conversion statement instead of a copy.
2746 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
2749 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
2750 CCCmode, CCOmode and CCSmode destination modes.
2753 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
2754 from different units in a single alternative.
2755 (*vec_extractv2sf_1): Ditto.
2756 (*vec_extractv2si_0): Ditto.
2757 (*vec_extractv2si_1): Ditto.
2758 * config/i386/sse.md (sse2_storehpd): Ditto.
2759 (sse2_storelpd): Ditto.
2760 (sse2_loadhpd): Ditto.
2761 (sse2_loadlpd): Ditto.
2764 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
2765 (popcountsi2): Ditto.
2766 (clzdi2_abm): Ditto.
2767 (popcountdi2): Ditto.
2768 (clzhi2_abm): Ditto.
2769 (popcounthi2): Ditto.
2771 2008-08-22 Richard Guenther <rguenther@suse.de>
2775 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
2776 if the multiplication does not overflow.
2778 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
2780 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
2782 2008-08-21 Richard Henderson <rth@redhat.com>
2784 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
2785 spurrious comma from test.
2786 * configure: Rebuild.
2788 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2791 * builtins.c (fold_builtin_next_arg): Add warning about undefined
2794 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
2796 * c-tree.h (grokfield): New argument.
2797 * c-decl.c (grokfield): Handle new location argument.
2798 * c-parser.c (c_parser_struct_declaration): Pass location to
2801 2008-08-21 Richard Guenther <rguenther@suse.de>
2803 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
2805 2008-08-21 Jan Hubicka <jh@suse.cz>
2807 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
2808 (cgraph_add_function_insertion_hook,
2809 cgraph_remove_function_insertion_hook,
2810 cgraph_call_function_insertion_hooks): New functions.
2811 * cgraph.h (cgraph_add_function_insertion_hook,
2812 cgraph_remove_function_insertion_hook,
2813 cgraph_call_function_insertion_hooks): Declare.
2814 * ipa-reference.c (function_insertion_hook_holder): New variable.
2815 (check_operand, look_for_address_of): When checking late, do not care
2816 about module bitmaps.
2817 (add_new_function): New function.
2818 (generate_summary): Register hooks; zero module bitmaps.
2819 (propagate): Unregister hooks.
2820 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
2821 (add_new_function): New function.
2822 (generate_summary): Register hook.
2823 (propagate): Remove hook.
2825 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
2827 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
2828 * ipa-cp.c (ipcp_update_cloned_node): New function.
2829 (build_const_val): Handle functions correctly; bring type logic
2830 into sync with tree-inline.c
2831 (ipcp_init_stage): Take care of computing stuff needed by
2832 indirect inlining; update clones.
2833 (ipcp_generate_summary): Break out of ipcp_driver.
2834 (ipcp_driver): Do only execution and transformation.
2835 (pass_ipa_cp): Make IPA_PASS.
2836 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
2838 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
2839 ipcp, some info is already available.
2840 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
2841 * tree-inline.c (remap_ssa_name): Unshare expression.
2843 2008-08-21 Richard Guenther <rguenther@suse.de>
2845 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
2846 a PHI ask VN if it is already available.
2847 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
2848 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
2850 2008-08-21 Richard Guenther <rguenther@suse.de>
2853 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
2854 makes sure to produce a result of the correct type.
2856 2008-08-21 Jan Hubicka <jh@suse.cz>
2857 Backport from LTO branch:
2859 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2860 Jan Hubicka <jh@suse.cz>
2863 (init_state, finish_state, set_function_state, generate_summary):
2865 (scan_stmt): Renamed from scan_function. Changed to keep state in
2866 local static vars rather than cgraph aux field.
2867 (propagate): Renamed from static_execute. Changed to keep state in
2868 local static vars rather than cgraph aux field.
2869 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
2870 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
2872 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
2874 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
2875 * ipa-reference.c (init_function_info, generate_summary,
2876 propagate): New functions.
2877 (analyze_function): Call init_function_info.
2878 (static_execute): Stripped into generate_summary and propagate.
2879 (pass_ipa_reference): Made into ipa_opt_pass.
2881 2008-08-21 Richard Guenther <rguenther@suse.de>
2883 PR tree-optimization/37181
2884 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
2886 (extract_range_from_unary_expr): Likewise.
2888 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2890 * diagnostic.c (pedwarn_at): Rename as pedwarn.
2892 * toplev.h (pedwarn_at): Likewise.
2893 * builtins.c: Update all calls to pedwarn.
2894 * c-lex.c: Likewise.
2895 * toplev.c: Likewise.
2896 * c-tree.h: Likewise.
2897 * c-decl.c: Likewise.
2898 * c-errors.c: Likewise.
2899 * c-typeck.c: Likewise.
2900 * c-common.c: Likewise.
2901 * c-parser.c: Likewise.
2903 2008-08-20 Joseph Myers <joseph@codesourcery.com>
2906 * config/sparc/sparc.c (function_arg_slotno): Handle structure
2907 with MODE_VECTOR_INT mode.
2909 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2912 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
2913 initialized outside the current module.
2914 (warn_uninitialized_var): Ignore left-hand side when walking the
2915 trees. Ignore address expressions. Examine VUSE operands in gimple
2916 statements with a variable declaration on the right-hand side.
2918 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
2921 * rtlanal.c (subreg_offset_representable_p): Revert last change.
2923 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2926 * c-common.c (conversion_warning): Do not warn if applying bit-and
2927 operator to unsigned constant that fits in the target type.
2929 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2932 * c-common.c (conversion_warning): Do not warn for artificial
2935 2008-08-20 Richard Guenther <rguenther@suse.de>
2937 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
2938 (extract_range_from_binary_expr): Fall back to constant propagation.
2939 (extract_range_from_unary_expr): Likewise.
2941 2008-08-20 Richard Guenther <rguenther@suse.de>
2943 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
2944 with TREE_THIS_VOLATILE on shared nodes.
2945 (fold_stmt_r): Likewise.
2947 2008-08-20 Jakub Jelinek <jakub@redhat.com>
2950 * c-parser.c (c_parser_attributes): For keywords use canonical
2951 spelling for attr_name.
2953 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2955 * value-prof.c (check_counter): Revert wrong call to error.
2957 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2959 * profile.c: Update calls to inform.
2960 * value-prof.c: Update calls to inform.
2962 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2964 * diagnostic.c (inform): Add an explicit location_t parameter.
2965 * toplev.h (inform): Update declaration.
2966 * builtins.c: Update all calls to inform.
2967 * c-common.c: Likewise.
2968 * c-decl.c: Likewise.
2969 * c-opts.c: Likewise.
2970 * c-pch.c: Likewise.
2971 * c-pragma.c: Likewise.
2972 * c-typeck.c: Likewise.
2973 * coverage.c: Likewise.
2975 * toplev.c: Likewise.
2976 * tree-cfg.c: Likewise.
2977 * tree-ssa.c: Likewise.
2979 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
2982 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
2983 V2DI mode, for SSE4.1, use movq instead of vector set if the
2984 second element is zero and inter-unit moves are OK.
2986 2008-08-20 Richard Guenther <rguenther@suse.de>
2988 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
2989 properly handle conversion/copy chains after tuplification.
2991 2008-08-20 Richard Guenther <rguenther@suse.de>
2993 * passes.c (init_optimization_passes): Move the second
2994 forwprop pass before alias computation. Remove the second
2995 DCE pass. Remove the first dominator and phi copy/const
2998 2008-08-20 Nick Clifton <nickc@redhat.com>
3000 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
3001 support of this feature. Do not assume that a sufficiently new
3002 assembler will support the feature regardless of the target type.
3003 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
3004 * configure: Regenerate.
3006 2008-08-20 Richard Guenther <rguenther@suse.de>
3008 * tree-vrp.c (found_in_subgraph): Remove.
3009 (live): New global static.
3010 (live_on_edge): New function.
3011 (blocks_visited): Remove.
3012 (register_edge_assert_for_2): Use live_on_edge.
3013 (find_conditional_asserts): Remove code dealing with
3014 found_in_subgraph. Do not walk the CFG.
3015 (find_switch_asserts): Likewise.
3016 (find_assert_locations_1): Renamed from find_assert_locations.
3017 Move finding assert locations for conditional and switch
3018 statements first. Update live bitmap. Do not walk the CFG.
3019 (find_assert_locations): New function.
3020 (insert_range_assertions): Remove entry of CFG walk.
3021 Adjust call to find_assert_locations.
3022 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
3023 that only can appear because of fake exit edges but assert we
3024 never try to insert on those.
3025 (fini_pre): Do not remove fake exit edges here...
3026 (execute_pre): ...but here, before committing edge inserts.
3028 2008-08-19 Richard Guenther <rguenther@suse.de>
3030 * passes.c (init_optimization_passes): Exchange store-ccp
3033 2008-08-19 Rafael Espindola <espindola@google.com>
3035 * varasm.c (weak_decls): Move earlier in the file.
3036 (assemble_external): Add weak decls to the weak_decls list.
3037 (declare_weak): Don't add decls to the weak_decls list.
3039 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
3042 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
3043 before (sse2_shufpd_<mode>).
3045 2008-08-19 Jakub Jelinek <jakub@redhat.com>
3048 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
3049 * tree.c (block_nonartificial_location): Likewise.
3051 2008-08-19 Richard Guenther <rguenther@suse.de>
3053 PR tree-optimization/35972
3054 PR tree-optimization/23094
3055 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
3057 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
3058 handle MISALIGNED_INDIRECT_REF.
3059 (get_ref_from_reference_ops): New helper.
3060 (vn_reference_lookup_pieces): Walk the use-def chain using the
3061 alias-oracle if requested.
3062 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
3063 walking the use-def chain.
3064 (compute_avail): But not here.
3065 (create_component_ref_by_pieces_1): Properly handle
3066 MISALIGNED_INDIRECT_REF.
3067 (do_regular_insertion): Handle fully redundant
3068 expressions after PHI-translation also for SSA_NAME values, not
3069 only constants. Correctly use edoubleprime for that.
3071 2008-08-19 Ira Rosen <irar@il.ibm.com>
3073 * tree-vectorizer.c (supportable_widening_operation): Support
3074 multi-step conversion, return the number of steps in such conversion
3075 and the required intermediate types.
3076 (supportable_narrowing_operation): Likewise.
3077 * tree-vectorizer.h (vect_pow2): New function.
3078 (supportable_widening_operation): Change argument types.
3079 (supportable_narrowing_operation): Likewise.
3080 (vectorizable_type_promotion): Add an argument.
3081 (vectorizable_type_demotion): Likewise.
3082 * tree-vect-analyze.c (vect_analyze_operations): Call
3083 vectorizable_type_promotion and vectorizable_type_demotion with
3084 additional argument.
3085 (vect_get_and_check_slp_defs): Detect patterns.
3086 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
3088 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
3089 vect_build_slp_tree with correct arguments. Calculate unrolling factor
3090 according to the smallest type in the loop.
3091 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
3092 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
3093 supportable_widening_operation with correct arguments.
3094 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
3095 operands lists according to the number of vector statements in left
3096 or right node, if exists.
3097 (vect_gen_widened_results_half): Remove unused argument.
3098 (vectorizable_conversion): Call supportable_widening_operation,
3099 supportable_narrowing_operation, and vect_gen_widened_results_half
3100 with correct arguments.
3101 (vectorizable_assignment): Change documentation, support multiple
3103 (vectorizable_operation): Likewise.
3104 (vect_get_loop_based_defs): New function.
3105 (vect_create_vectorized_demotion_stmts): Likewise.
3106 (vectorizable_type_demotion): Support loop-aware SLP and general
3107 multi-step conversion. Call vect_get_loop_based_defs and
3108 vect_create_vectorized_demotion_stmts for transformation.
3109 (vect_create_vectorized_promotion_stmts): New function.
3110 (vectorizable_type_promotion): Support loop-aware SLP and general
3111 multi-step conversion. Call vect_create_vectorized_promotion_stmts
3113 (vectorizable_store): Change documentation, support multiple
3115 (vectorizable_load): Likewise.
3116 (vect_transform_stmt): Pass SLP_NODE to
3117 vectorizable_type_promotion and vectorizable_type_demotion.
3118 (vect_schedule_slp_instance): Move here the calculation of number
3119 of vectorized statements for each node from...
3120 (vect_schedule_slp): ... here.
3121 (vect_transform_loop): Call vect_schedule_slp without the last
3124 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
3127 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
3128 to == in assert statement.
3129 (vectorizable_reduction): Fix typo.
3131 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3134 * value-prof.c (check_counter): Dereference pointer to overall
3135 count when printing it.
3137 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3139 * profile.h: Really add it.
3141 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3143 * mcf.c: Really add it.
3145 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
3146 Vinodha Ramasamy <vinodha@google.com>
3148 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
3150 * value-prof.c (check_counter): Fix the counter if
3151 flag_profile_correction is true.
3152 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3153 tree_mod_subtract_transform):
3154 Follow check_counter parameter change.
3155 * common.opt (fprofile-correction): New option.
3157 * profile.h: Likewise.
3158 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
3159 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
3160 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
3162 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
3163 flag_profile_correction is set.
3165 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
3167 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
3169 2008-08-18 Tomas Bily <tbily@suse.cz>
3171 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
3172 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
3174 * tree-data-ref.c (split_constant_offset_1): Likewise.
3175 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
3176 * tree-sra.c (sra_walk_expr): Likewise.
3177 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
3178 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
3179 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
3180 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
3182 * gimple.c (gimple_assign_unary_nop_p): Likewise.
3183 * tree-vect-transform.c (vectorizable_type_demotion)
3184 (vectorizable_type_promotion): Likewise.
3185 * tree-inline.c (expand_call_inline):
3186 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
3187 (forward_propagate_addr_expr_1, forward_propagate_comparison)
3188 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3189 * expr.c (expand_expr_real_1): Likewise.
3190 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
3191 (gimple_assign_unary_useless_conversion_p): Likewise.
3192 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3193 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
3194 * fold-const.c (fold_unary): Likewise.
3195 * tree.h (CONVERT_EXPR_P): Likewise.
3196 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
3197 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
3199 (register_edge_assert_for_2, extract_range_from_unary_expr)
3200 (register_edge_assert_for_1): Likewise.
3202 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3204 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
3205 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
3206 (enum real_value_const): Delete.
3207 (get_real_const): Delete.
3208 * real.c (get_real_const): Delete.
3209 (dconst_e_ptr): Define.
3210 (dconst_third_ptr): Define.
3211 (dconst_sqrt2_ptr): Define.
3212 * builtins.c: Update all callers.
3214 2008-08-18 Richard Guenther <rguenther@suse.de>
3216 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
3217 statement iterator after statement removal.
3219 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
3221 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
3222 (detect_processor_freebsd): Likewise.
3223 (host_detect_local_cpu): Call newly added functions for FreeBSD.
3225 2008-08-18 Richard Guenther <rguenther@suse.de>
3227 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
3228 and loads have the correct types.
3230 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3233 * c-opts.c (cpp_opts): Remove static.
3234 * c-parser.c (cpp_opts): Declare it extern.
3235 (disable_extension_diagnostics): Handle cpp options.
3236 (enable_extension_diagnostics): Likewise.
3238 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3240 * diagnostics.c (permerror_at): Rename as permerror.
3241 (permerror): Delete.
3242 * toplev.h: Likewise.
3244 2008-08-18 Richard Guenther <rguenther@suse.de>
3246 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
3247 sdse1 and addressables2 passes. Replace dce1 with cddce1.
3248 Move call_cdce before build_alias. Move copyrename2,
3249 cunrolli and ccp2 beafore build_alias. Re-add addressable2
3250 right after final inlining.
3251 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
3252 (pass_build_cfg): But instead via TODO_dump_func.
3254 2008-08-18 Richard Guenther <rguenther@suse.de>
3256 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
3258 (scalarize_init): If we failed to generate some initializers
3259 do not generate zeros for not instantiated members. Instead
3260 rely on the copy out.
3261 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
3262 about missing flow-sensitive alias info only if we have
3265 2008-08-17 Nick Clifton <nickc@redhat.com>
3267 * doc/extend.texi (Function Attributes): Fix typo in description
3268 if hot function attribute.
3270 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
3271 Richard Sandiford <rdsandiford@googlemail.com>
3273 * doc/install.texi (--with-mips-plt): Document.
3274 * doc/invoke.texi (-mplt, -mno-plt): Document.
3275 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
3276 and handle ${with_mips_plt}.
3277 * config/mips/mips.opt (mplt): New option.
3278 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
3279 (TARGET_ABICALLS_PIC2): Likewise.
3280 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
3281 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
3282 (ASM_SPEC): Use !mabi=* instead of !mabi*.
3283 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
3284 to decide whether to output ".option picX" directives.
3285 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
3286 Pass -call_nonpic rather than -KPIC for -mplt.
3287 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
3288 on the command line. Also remove it when -mabi=64 is used without
3290 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
3291 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
3292 TARGET_ABICALLS_PIC0.
3293 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
3295 (mips16_build_function_stub): Only output ".option pic" directives
3296 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
3297 (mips16_build_call_stub): Fix comment and remove redundant
3298 ".set at"/"set .noat" directives.
3299 (mips_function_rodata_section): Use the default behaviour for
3300 TARGET_ABSOLUTE_ABICALLS.
3301 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
3302 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
3303 (mips_restore_gp): Do nothing if the current function doesn't use
3305 (mips_expand_prologue): Only save $gp if the current function uses it.
3306 Use a normal move for TARGET_ABICALLS_PIC0.
3307 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
3309 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
3311 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
3312 of function when handling GLOBAL_POINTER_REGNUM.
3314 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
3317 * common.opt (-fstack-check): Do not declare the variable here.
3318 (-fstack-check=): New option variant.
3319 * doc/invoke.texi (Code Gen Options): Document it.
3320 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
3321 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
3322 (STACK_CHECK_STATIC_BUILTIN): New macro.
3323 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
3324 * opts.c: Include expr.h.
3325 (common_handle_option) <OPT_fold_stack_check_>: New case.
3326 <OPT_fstack_check>: Likewise.
3327 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
3328 consistently in the test for variable-sized types. Adjust for
3329 new behaviour of flag_stack_check.
3330 * explow.c: Include except.h.
3331 (allocate_dynamic_stack_space): Do not take into account
3332 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
3333 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
3334 for variable-sized parameters. Treat all parameters whose size is
3335 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
3336 stack checking is enabled.
3337 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
3338 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
3339 if generic stack checking is enabled.
3340 (expand_function_end): Adjust for new behaviour of flag_stack_check.
3341 * reload1.c (reload): Likewise.
3342 * stmt.c (expand_decl): Assert that all automatic variables have
3343 fixed size at this point and remove dead code.
3344 * flags.h (stack_check_type): New enumeration type.
3345 (flag_stack_check): Declare.
3346 * toplev.c (flag_stack_check): New global variable.
3347 * Makefile.in (opts.o): Add dependency on EXPR_H.
3348 (explow.o): Add dependency on except.h.
3350 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
3352 * config/avr/avr.c (avr_override_options): Reduce value of
3353 PARAM_INLINE_CALL_COST.
3355 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
3357 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
3358 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
3359 lieu of TYPE_MODE (type) throughout.
3361 2008-08-15 Joseph Myers <joseph@codesourcery.com>
3363 * config/arm/arm.c (add_minipool_backward_ref): Check for
3364 8-byte-aligned entries in second case of forcing insertion after a
3365 particular entry. Change third case to avoid inserting
3366 non-8-byte-aligned entries before 8-byte-aligned ones.
3368 2008-08-15 Richard Guenther <rguenther@suse.de>
3370 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
3371 strip components for unknown size accesses.
3373 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
3375 * config/s390/2097.md New file.
3376 * config/s390/s390.md ("z10prop" attribute): Define none,
3377 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
3378 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
3379 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
3380 possible values and apply them to insns as appropriate.
3381 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
3382 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
3383 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
3384 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
3386 ("bfp" mode attribute): Removed. Every occurence replaced
3388 * config/s390/s390.c (struct "z10_cost"): Updated entries.
3389 * config/s390/2084.md (insn_reservation "x_itof"): Updated
3392 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3395 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
3398 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
3400 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
3401 additional argument. Support reduction when duplication is needed due
3402 to data-types of different sizes in the loop.
3403 (get_initial_def_for_induction): Fix printout.
3404 (vect_get_vec_def_for_stmt_copy): Support case where the
3405 vec_stmt_for_operand is a phi node.
3406 (vectorizable_reduction): Support reduction when duplication is needed
3407 due to data-types of different sizes in the loop.
3408 (vectorizable_call): Remove restriction to not vectorize in case we
3409 have data-types of different sizes in the loop.
3410 (vectorizable_conversion): Likewise.
3411 (vectorizable_operation): Likewise.
3412 (vectorizable_type_demotion): Likewise.
3413 (vectorizable_type_promotion): Likewise.
3414 (vectorizable_induction): Add restriction to not vectorize in case
3415 we have data-types of different sizes in the loop.
3417 2008-08-14 Christophe Saout <christophe@saout.de>
3418 Uros Bizjak <ubizjak@gmail.com>
3421 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
3422 (*vec_concatv2di_rex64_sse4_1): Ditto.
3423 (*vec_concatv2di_rex64_sse): Ditto.
3425 2008-08-14 Jakub Jelinek <jakub@redhat.com>
3428 * fold-const.c (fold_widened_comparison): Do not allow
3429 sign changes that change the result even if shorter type
3430 is wider than arg1_unw's type.
3432 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
3434 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
3435 Skip if the multilib testing specifies -march that does not
3436 agree with the one specified in the testcase.
3438 2008-08-13 Joseph Myers <joseph@codesourcery.com>
3440 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
3441 zero extend SImode values being converted to TFmode before passing
3444 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3446 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
3447 __PPU__ when targeting the Cell/B.E. PPU processor.
3449 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
3451 * gimple.h (gimple_call_set_chain): Accept SSA variables.
3452 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
3453 Rematerialize the static chain, if any.
3454 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
3457 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
3459 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
3460 (new_loc_descr): Likewise.
3461 (add_loc_descr): Likewise.
3462 (size_of_loc_descr): Likewise.
3463 (size_of_locs): Likewise.
3464 (output_loc_operands): Likewise.
3465 (output_loc_sequence): Likewise.
3466 (new_reg_loc_descr): New.
3467 (build_cfa_loc): Use it.
3468 (build_cfa_aligned_loc): Likewise.
3469 (one_reg_loc_descriptor): Likewise.
3470 (based_loc_descr): Likewise.
3472 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3475 * doc/invoke.texi (Wmain): Update.
3476 * c-decl.c (start_decl): warn_main is only 0 or 1.
3477 (start_function): Likewise. Fix formatting.
3478 (finish_function): Delete redundant warning.
3479 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
3480 * c-opts (c_common_handle_option): -Wall only has effect if
3481 warn_main is uninitialized. OPT_Wmain is automatically
3482 handled. -pedantic also enables Wmain.
3483 (c_common_post_options): Handle all logic for Wmain here.
3484 * c-common.c (warn_main): Delete.
3485 (check_main_parameter_types): Make pedwarns conditional on
3487 * c-common.h (warn_main): Delete.
3489 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
3492 * expr.c (emit_group_store): Allocate stack temp with the
3493 largest alignment when copying from register to stack.
3495 2008-08-13 Richard Guenther <rguenther@suse.de>
3497 * tree.h (maybe_fold_offset_to_address): Declare.
3498 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
3499 (ccp_fold): Handle pointer conversions the same as fold_stmt.
3500 Likewise for POINTER_PLUS_EXPR.
3501 (maybe_fold_offset_to_reference): Enable disabled code.
3502 (maybe_fold_offset_to_address): New function.
3503 (fold_stmt_r): Use it.
3504 (fold_gimple_assign): Likewise.
3505 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
3506 (gimplify_expr): Likewise.
3508 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3510 * toplev.h (pedwarn_at): Fix declaration.
3512 2008-08-13 Joseph Myers <joseph@codesourcery.com>
3514 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
3515 LINK_SPEC): Use %R in -Y P argument.
3517 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3520 * diagnostic.c (pedwarn_at): New.
3521 * toplev.h (pedwarn_at): Declare.
3522 * c-tree.h (build_enumerator): Update declaration.
3523 * c-decl.c (finish_enum): Update comment.
3524 (build_enumerator): Take a location parameter. Give a pedwarn but do
3525 not perform any conversion.
3526 * c-parser.c (c_parser_enum_specifier): Set correct location for
3529 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3532 * c-common.c (conversion_warning): Use a switch. Ignore boolean
3533 expressions except for conversions to signed:1 bitfields. Handle
3534 COND_EXPR with constant operands.
3536 2008-08-13 Richard Guenther <rguenther@suse.de>
3538 PR tree-optimization/15255
3539 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
3540 (struct oecount_s): New struct and VEC types.
3542 (oecount_hash): New function.
3543 (oecount_eq): Likewise.
3544 (oecount_cmp): Likewise.
3545 (zero_one_operation): New function.
3546 (build_and_add_sum): Likewise.
3547 (undistribute_ops_list): Perform un-distribution of multiplication
3548 and division on the chain of summands.
3549 (should_break_up_subtract): Also break up subtracts for factors.
3550 (reassociate_bb): Delete dead visited statements.
3551 Call undistribute_ops_list. Re-sort and optimize if it did something.
3552 * passes.c (init_optimization_passes): Move DSE before
3554 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
3557 2008-08-12 Janis Johnson <janis187@us.ibm.com>
3559 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
3561 * doc/invoke.texi: Revert unintended checkin.
3563 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
3566 * gcc.c (include_spec_function): Tweak call to find_a_file.
3568 2008-08-12 Jakub Jelinek <jakub@redhat.com>
3571 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
3572 and TRUTH_ORIF_EXPR.
3573 * dojump.c (do_jump): Likewise.
3575 PR tree-optimization/37084
3576 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
3577 if id->regimplify, don't assume stmt is a cast assignment.
3579 2008-08-12 Anatoly Sokolov <aesok@post.ru>
3581 * final.c (final_scan_insn): Use app_enable/app_disable functions.
3583 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3586 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
3589 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3591 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
3592 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
3594 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
3595 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
3596 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
3597 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
3598 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
3600 * doc/tm.texi (Storage Layout): Remove documentation for
3601 TARGET_FLOAT_FORMAT.
3603 * simplify-rtx.c (simplify_binary_operation_1): Replace
3604 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
3606 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3608 * real.h (struct real_format): New member has_sign_dependent_rounding.
3609 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
3610 spu_single_format, ieee_double_format, mips_double_format,
3611 motorola_double_format, ieee_extended_motorola_format,
3612 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
3613 ieee_extended_intel_96_round_53_format, ibm_extended_format,
3614 mips_extended_format, ieee_quad_format, mips_quad_format,
3615 vax_f_format, vax_d_format, vax_g_format): Initialize it.
3616 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
3618 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
3619 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
3620 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
3621 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
3622 (ROUND_TOWARDS_ZERO): Likewise.
3624 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
3625 (FLOAT_MODE_FORMAT): New macro.
3626 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
3627 (MODE_COMPOSITE_P): ... this new macro.
3628 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
3629 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
3630 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
3632 * flags.h: Include "real.h".
3634 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
3635 REAL_MODE_FORMAT_COMPOSITE_P.
3636 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
3638 * doc/tm.texi (Storage Layout): Remove documentation of
3639 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
3640 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
3641 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
3642 they only apply to libgcc2.a.
3644 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3646 * config/spu/float_disf.c: New file.
3647 * config/spu/float_unsdisf.c: New file.
3648 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
3649 (LIB2FUNCS_EXCLUDE): Define.
3651 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3652 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3654 * real.h (struct real_format): New member round_towards_zero.
3655 * real.c (round_for_format): Respect fmt->round_towards_zero.
3656 (ieee_single_format, mips_single_format, motorola_single_format,
3657 spu_single_format, ieee_double_format, mips_double_format,
3658 motorola_double_format, ieee_extended_motorola_format,
3659 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
3660 ieee_extended_intel_96_round_53_format, ibm_extended_format,
3661 mips_extended_format, ieee_quad_format, mips_quad_format,
3662 vax_f_format, vax_d_format, vax_g_format): Initialize it.
3663 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
3665 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
3666 real_format to choose rounding mode when calling MPFR functions.
3667 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
3668 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
3670 * real.h (real_to_decimal_for_mode): Add prototype.
3671 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
3672 Respect target rounding mode when generating decimal representation.
3673 (real_to_decimal): New stub for backwards compatibility.
3674 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
3675 real_to_decimal_for_mode instead of real_to_decimal.
3677 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
3679 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3680 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3682 * real.c (spu_single_format): New variable.
3683 * real.h (spu_single_format): Declare.
3685 * config/spu/spu.c (spu_override_options): Install SFmode format.
3686 (spu_split_immediate): Use integer mode to operate on pieces of
3687 floating-point values in all cases.
3689 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
3690 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
3691 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
3693 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3695 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
3697 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3699 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
3701 2008-08-12 Jakub Jelinek <jakub@redhat.com>
3704 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
3705 on the VAR_DECL instead of TYPE_READONLY on its type.
3707 2008-08-12 Ira Rosen <irar@il.ibm.com>
3709 * tree-vectorizer.c: Depend on langhooks.h.
3710 (supportable_widening_operation): Add two arguments. Support double
3712 (supportable_narrowing_operation): Likewise.
3713 * tree-vectorizer.h (supportable_widening_operation): Add two
3715 (supportable_narrowing_operation): Likewise.
3716 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
3717 supportable_widening_operation with correct arguments.
3718 * tree-vect-transform.c (vectorizable_conversion): Likewise.
3719 (vectorizable_type_demotion): Support double type conversions.
3720 (vectorizable_type_promotion): Likewise.
3721 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
3723 2008-08-11 Michael Matz <matz@suse.de>
3725 * i386/i386.c (override_options): Move initialisation from
3726 flag_schedule_insns_after_reload to here from ...
3727 (optimization_options): ... here.
3729 2008-08-11 Jakub Jelinek <jakub@redhat.com>
3731 PR rtl-optimization/36998
3732 * dwarf2out.c (compute_barrier_args_size_1,
3733 compute_barrier_args_size): Temporarily remove assertions.
3735 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3738 * tree-ssa.c (struct walk_data): Add new flag
3739 warn_possibly_uninitialized.
3740 (warn_uninitialized_var): Use it.
3741 (warn_uninitialized_vars): New.
3742 (execute_early_warn_uninitialized): Call it.
3743 (execute_late_warn_uninitialized): Likewise.
3745 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3748 * reload1.c (gen_reload): Guard calls to get_secondary_mem
3751 2008-08-09 Jan Hubicka <jh@suse.cz>
3754 * optabs.c (maybe_emit_unop_insn): Remove produced code if
3756 (expand_fix): Be prepared for expansion to fail.
3757 (expand_sfix_optab): Remove instructions if expansion failed.
3759 2008-08-09 Anatoly Sokolov <aesok@post.ru>
3761 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
3763 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
3764 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3766 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3768 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
3769 mips/t-libgcc-mips16 to tmake_file.
3770 * config/mips/mips-protos.h (mips_call_type): New enum.
3771 (mips_pic_base_register, mips_got_load): Declare.
3772 (mips_restore_gp): Take an rtx argument.
3773 (mips_use_pic_fn_addr_reg_p): Declare.
3774 (mips_expand_call): Replace the sibcall_p argument with
3775 a mips_call_type argument. Add a lazy_p parameter.
3776 (mips_split_call): Declare.
3777 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
3778 (MIPS16_PIC_TEMP): Likewise.
3779 (reg_class): Delete M16_NA_REGS.
3780 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
3781 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
3782 (mips_split_hi_p): Declare.
3783 * config/mips/mips.c (mips_split_hi_p): New array.
3784 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
3785 (mips_got_symbol_type_p): New function.
3786 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
3787 (mips16_stub_function_p): New function.
3788 (mips16_local_function_p): Likewise.
3789 (mips_use_pic_fn_addr_reg_p): Likewise.
3790 (mips_cannot_force_const_mem): Return false for HIGHs.
3791 Extend CONST_INT and symbolic handling to MIPS16, using
3792 mips_symbol_insns to check that the base symbol type is a
3793 legitimate constant. Reject GOT-based constants if
3794 TARGET_MIPS16_PCREL_LOADS.
3795 (mips_const_insns): Check targetm.cannot_force_const_mem when
3796 decomposing a symbolic base and a large offset.
3797 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
3798 When calling a function that needs $25 from MIPS16 code,
3799 move the target address into $25 separately and add a USE
3801 (mips16_gp_pseudo_reg): Insert the initializer immediately
3802 before the first real insn.
3803 (mips_pic_base_register, mips_got_load): New functions.
3804 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
3805 parameter to LOW_OUT. Say that it can be any valid SET_SRC
3806 when splitting a load-address operation. Split SYMBOL_GOT_DISP
3807 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
3808 (mips_call_tls_get_addr): Update the call to mips_expand_call,
3809 also passing NULL_RTX rather than const0_rtx as the aux argument.
3810 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
3811 instead of TARGET_EXPLICIT_RELOCS.
3812 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
3813 (mips_load_call_address): Replace the sibcall_p argument with
3814 a mips_call_type argument. Use mips_got_load.
3815 (mips16_local_alias): New structure.
3816 (mips16_local_aliases): New variable.
3817 (mips16_local_aliases_hash): New function.
3818 (mips16_local_aliases_eq): Likewise.
3819 (mips16_local_alias): Likewise.
3820 (mips16_stub_function): Likewise.
3821 (mips16_build_function_stub): Create a local alias for the target
3822 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
3823 .cpload directive and an R_MIPS_NONE relocation for the target
3824 function, then load the alias rather than the function itself.
3825 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
3826 (mips16_copy_fpr_return_value): Use mips16_stub_function and
3827 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
3828 (mips16_build_call_stub): Replace the FN parameter with an
3829 FN_PTR parameter. Force the address into a register if it
3830 isn't a call_insn_operand; don't rely on the caller to do this.
3831 If a call to a locally-defined and locally-binding MIPS16
3832 function must be made indirectly, redirect the call to the
3833 function's local alias. Use mips16_stub_function_p,
3834 mips16_stub_function, mips_expand_call and use_reg.
3835 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
3836 Use explicit %hi and %lo accesses where possible.
3837 Use MIPS_CALL to generate the correct code form of a
3838 jal instruction. Add clobbers of $18 instead of uses.
3839 Update the call to mips_emit_call_insn.
3840 (mips_expand_call): Replace the SIBCALL_P argument with a
3841 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
3842 Take a LAZY_P parameter. Call mips16_build_call_stub first,
3843 allowing it to modify the call address. Update the calls to
3844 mips_load_call_address and mips_emit_call_insn.
3845 (mips_split_call): New function.
3846 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
3847 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
3848 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
3849 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
3850 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
3852 (mips_cprestore_slot): New function.
3853 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
3854 and use mips_cprestore_slot.
3855 (mips_output_function_prologue): Handle TARGET_MIPS16 for
3857 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
3858 then use a copygp_mips16 instruction to set up $28.
3859 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
3860 (mips16_lay_out_constants): Call split_all_insns_noflow.
3861 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
3862 false if TARGET_MIPS16.
3863 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
3864 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
3865 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
3866 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
3867 MIPS16 code. Allow MIPS16 o32 PIC.
3868 (mips_override_options): Allow MIPS16 o32 PIC.
3869 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
3870 after reload if TARGET_USE_GOT.
3871 (UNSPEC_COPYGP): New constant.
3872 (length): Use a default length of 8 for MIPS16 GOT loads.
3873 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
3874 (*got_page<mode>): Check mips_split_hi_p.
3875 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
3876 (unspec_got<mode>, unspec_call<mode>): New expanders.
3877 (load_got<mode>, load_call<mode>): Remove the length attributes.
3878 Use a got attribute instead of a type attribute.
3879 (copygp_mips16): New insn.
3880 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
3881 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
3882 (sibcall, sibcall_value, call, call_value): Update the calls
3883 to mips_expand_call.
3884 (call_internal, call_value_internal): Use mips_split_call.
3885 (call_value_multiple_internal): Likewise.
3886 (call_split): Move after call_internal (the insn it is split from).
3887 (call_internal_direct, call_value_internal_direct): Turn into
3888 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
3889 (call_direct_split, call_value_direct_split): New patterns.
3890 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
3891 and use M16_REGS instead of M16_NA_REGS.
3892 * config/mips/predicates.md (const_call_insn_operand): Replace
3893 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
3894 mips_use_pic_fn_addr_reg_p check.
3895 (move_operand): Reject HIGHs if mips_split_hi_p.
3896 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
3897 (__mips16_floatunsisf): Inline __mips16_floatsisf.
3898 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
3899 * config/mips/libgcc-mips16.ver: New file.
3900 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
3901 $(srcdir)/config/mips/libgcc-mips16.ver.
3903 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3905 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
3906 (mips_unspec_address, mips_unspec_offset_high): Likewise.
3907 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
3908 (mips16_cfun_returns_in_fpr_p): Likewise.
3910 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3912 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
3913 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
3914 rather than 4 to PC.
3916 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3918 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
3919 (FUNCTION_PROFILER): Save the static chain pointer into $2
3920 beforehand and restore it aftewards.
3921 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
3922 address directly into $25 and call the function through $25;
3923 do not clobber $3. Pad the DImode version to cover the space
3924 left by the deleted $25 <- $3 move.
3925 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
3926 the removal of the $25 <- $3 move.
3927 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
3928 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
3930 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3931 Daniel Jacobowitz <dan@codesourcery.com>
3933 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
3934 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
3935 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
3936 * config/mips/mips.c (mips_start_function_definition): New function.
3937 (mips_end_function_definition): Likewise.
3938 (mips_output_function_prologue): Use mips_start_function_definition.
3939 (mips_output_function_epilogue): Use mips_end_function_definition.
3940 (build_mips16_function_stub): Use mips_start_function_definition
3941 and mips_end_function_definition.
3942 (build_mips16_call_stub): Likewise.
3944 2008-08-09 Richard Guenther <rguenther@suse.de>
3946 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
3947 * gimple.h (gimple_call_fn): Adjust comment.
3948 (gimple_call_set_fndecl): New function.
3949 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
3950 longer having bare FUNCTION_DECL operand.
3951 (gimple_call_return_type): Likewise.
3952 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
3954 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
3955 (gimple_mod_pow2): Likewise.
3956 (gimple_mod_subtract): Likewise.
3957 (gimple_ic): Likewise.
3958 (gimple_stringop_fixed_value): Likewise.
3959 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
3960 longer having bare FUNCTION_DECL operand.
3961 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
3962 * omp-low.c (optimize_omp_library_calls): Likewise.
3963 * cgraphunit.c (update_call_expr): Likewise.
3964 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
3965 (execute_convert_to_rsqrt): Likewise.
3966 * cfgexpand.c (gimple_to_tree): Simplify.
3967 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
3968 bare FUNCTION_DECL operand.
3969 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
3970 (convert_gimple_call): Use gimple_call_fndecl.
3971 * c-common.c (c_warn_unused_result): Likewise.
3973 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3976 * c-typeck.c (digest_init): Call verify_sequence_points from here.
3977 (c_finish_return): Likewise.
3978 (c_start_case): Likewise.
3979 * c-common.c (warn_for_collisions_1): Use explicit location in
3981 * c-parser.c (c_parser_condition): New. Call
3982 verify_sequence_points.
3983 (c_parser_paren_condition): Call c_parser_condition.
3984 (c_parser_for_statement): Call c_parser_condition.
3986 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3989 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
3990 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
3991 Moved from diagnostic.h
3992 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
3994 (emit_diagnostic): New.
3995 (warning0, pedwarn0): Delete.
3996 (warning, warning_at, pedwarn, permerror): Return bool.
3997 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
3998 Moved to diagnostic.c.
3999 (struct diagnostic_context): Use correct type for
4000 classify_diagnostic.
4001 (diagnostic_report_diagnostic): Update declaration.
4002 (emit_diagnostic): Declare.
4003 * errors.c (warning): Return bool.
4004 * errors.h (warning): Update declaration.
4005 * toplev.h (warning0, pedwarn0): Delete.
4006 (warning, warning_at, pedwarn, permerror): Return bool.
4007 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
4008 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
4009 inform. Update all calls.
4010 (diagnose_mismatched_decls): Check return value of warning/pedwarn
4011 before giving informative note.
4012 (implicit_decl_warning): Likewise.
4013 * c-typeck.c (build_function_call): Likewise.
4014 * tree-sssa.c (warn_uninit): Likewise.
4015 * builtins.c (gimplify_va_arg_expr): Likewise.
4017 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4020 * doc/invoke.texi (-Wextra): Move warning from here...
4021 (-Wuninitialized): ... to here.
4023 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4026 * flags.h (set_Wunused): Delete
4027 * toplev.c (process_options): Handle Wunused flags here.
4028 * opts.c (maybe_warn_unused_parameter): Delete.
4029 (common_handle_option): Replace set_Wunused by warn_unused.
4030 (set_Wextra): Do not handle Wunused-parameter here.
4031 (set_Wunused): Delete.
4032 * c-opts.c (c_common_handle_option): Replace set_Wunused by
4034 * common.opt (Wunused): Add Var and Init.
4035 (Wunused-function): Likewise.
4036 (Wunused-label): Likewise.
4037 (Wunused-parameter): Likewise.
4038 (Wunused-value): Likewise.
4039 (Wunused-variable): Likewise.
4041 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
4043 * doc/invoke.texi: Add cpu_type power7.
4044 * config.in (HAVE_AS_VSX): New.
4045 * config.gcc: Add cpu_type power7.
4046 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
4048 * configure: Regenerate.
4049 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
4051 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
4052 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
4053 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
4055 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
4057 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
4058 type to vectorize.builtin_conversion.
4059 (vectorizable_conversion): Likewise.
4060 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
4061 integral type as input.
4062 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
4064 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
4065 and ALTIVEC_BUILTIN_VCTSXS.
4066 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
4069 2008-08-08 Richard Guenther <rguenther@suse.de>
4071 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
4072 (surely_varying_stmt_p): Calls are varying only if they are
4073 non-builtin and not indirect or have no result.
4074 (ccp_fold): Re-instantiate code before the tuples merge.
4076 2008-08-08 Richard Guenther <rguenther@suse.de>
4078 PR tree-optimization/37056
4079 * gimple.h (gimple_assign_rhs_class): New helper function.
4080 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
4081 unary operations properly.
4083 2008-08-07 Jan Hubicka <jh@suse.cz>
4085 * i386.h (ix86_size_cost): Declare.
4086 (ix86_cur_cost): New function macro.
4087 * i386.md (peepholes expanding size and splitters): Predicate by
4088 optimize_insn_for_speed_p.
4089 (peepholes reduce size and splitters): Predicate by
4090 optimize_insn_for_size_p.
4091 * i386.c (ix86_size_cost): Rename from ...
4092 (size_cost): This one.
4093 (override_options): Update.
4094 (decide_alg): Likewise.
4095 (ix86_expand_clear): Use RTL profile.
4096 (ix86_pad_returns): Use RTL profile.
4098 2008-08-07 Jan Hubicka <jh@suse.cz>
4100 * recog.c (split_all_insns): Set RTL profile
4101 (peephole2_optimize): Likewise.
4102 * function.c (thread_prologue_and_epilogue_insns): Likewise.
4103 * combine.c (combine_instructions): Likewise.
4105 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4107 * c-common.c (c_common_reswords): Also warn about keyword "bool".
4109 2008-08-07 Bob Wilson <bob.wilson@acm.org>
4111 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
4112 value in a6 after the set_frame_ptr insn.
4114 2008-08-07 Richard Henderson <rth@redhat.com>
4117 * gcc.c (cpp_options): Pass along -g*.
4119 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4121 * config/arm/arm.c (output_move_neon): Update comment describing
4122 big-endian vector layout.
4123 (arm_assemble_integer): Do not handle big-endian NEON vectors
4125 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
4126 neon_vget_lane<mode>_sext_internal,
4127 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
4128 element indices for big-endian.
4130 2008-08-07 Richard Henderson <rth@redhat.com>
4132 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
4133 * configure, config.in: Rebuild.
4134 * debug.h (dwarf2out_do_cfi_asm): Declare.
4135 * c-cppbuiltin.c (c_cpp_builtins): Use it.
4136 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
4137 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
4138 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
4140 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4142 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
4143 movv2si_internal): Combine into mov<mode>_internal.
4144 (movv2si_internal_2): Remove.
4146 2008-08-07 Jan Hubicka <jh@suse.cz>
4149 * i386.md (single stringop patterns): Enable unconditionally.
4151 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
4154 * config/i386/emmintrin.h (_mm_move_epi64): Use
4155 __builtin_ia32_movq128.
4157 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
4158 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
4160 * config/i386/sse.md (sse2_movq128): New.
4162 * doc/extend.texi: Document __builtin_ia32_movq128.
4164 2008-08-07 Richard Guenther <rguenther@suse.de>
4167 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
4168 pointers can access anything.
4170 2008-08-06 Jan Hubicka <jh@suse.cz>
4172 * optabs.c (emit_unop_insn): Break out to ...
4173 (maybe_emit_unop_insn): ... this one.
4174 (expand_sfix_optab): Use maybe variant.
4175 * optabs.h (maybe_emit_unop_insn): Declare.
4177 * i386.md (mov0 patterns): Enable by default.
4178 (FP conversion expanders): Disable expansion of code expanding
4179 sequences when instruction should be optimized for size.
4180 (single strinop patterns): Enable when optimizing for size.
4181 (string expanders): Disable expanding of code expanding sequences
4182 when optimizning instruction for size.
4183 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
4185 (ix86_fp_comparison_sahf_cost): Likewise.
4186 (ix86_expand_branch): Likewise.
4187 (ix86_expand_ashl_const): Likewise.
4188 (ix86_split_ashl): Likewise.
4189 (ix86_expand_strlen): Likewise.
4190 (ix86_emit_fp_unordered_jump): Likewie.
4192 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4194 * c-common.c: Fix typo.
4195 (c_common_reswords): Activate more C++ keyword warnings.
4197 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
4199 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4202 * diagnostic.c (permerror_at): New.
4203 * toplev.h (permerror_at): Declare.
4205 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
4206 Ira Rosen <irar@il.ibm.com>
4208 * tree-vect-transform.c (vect_model_simple_cost): Return
4209 immediately if stmt is pure SLP.
4210 (vect_model_store_cost): Ditto.
4211 (vect_model_load_cost): Ditto.
4212 (vectorizable_store): Remove PURE_SLP check before call
4213 to vect_model_store_cost.
4214 (vect_model_store_cost): When checking whether stmt describe
4215 strided access, add a check that it is not slp_node.
4217 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4220 * c-common.c (warn_for_sign_compare): New. Handle separately the
4221 case that 'constant' is zero.
4222 * c-typeck.c (build_binary_op): Move code to c-common.c
4224 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4226 * config/alpha/alpha.c (alpha_preferred_reload_class,
4227 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
4228 alpha_output_mi_thunk_osf): Avoid C++ keywords.
4229 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
4230 * config/arm/arm.md: Likewise.
4231 * config/avr/avr-protos.h (preferred_reload_class,
4232 test_hard_reg_class, avr_simplify_comparison_p,
4233 out_shift_with_cnt, class_max_nregs): Likewise.
4234 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
4235 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
4236 preferred_reload_class, test_hard_reg_class): Likewise.
4237 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
4238 bfin_memory_move_cost, bfin_secondary_reload,
4239 bfin_output_mi_thunk): Likewise.
4240 * config/crx/crx.c (crx_secondary_reload_class,
4241 crx_memory_move_cost): Likewise.
4242 * config/frv/frv-protos.h (frv_secondary_reload_class,
4243 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
4244 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
4245 frv_secondary_reload_class, frv_class_likely_spilled_p,
4246 frv_class_max_nregs): Likewise.
4247 * config/h8300/h8300.c (h8300_classify_operand,
4248 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
4250 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
4251 * config/ia64/ia64.c (ia64_preferred_reload_class,
4252 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
4253 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
4254 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
4256 * config/m68hc11/m68hc11.c (preferred_reload_class,
4257 m68hc11_memory_move_cost): Likewise.
4258 * config/mcore/mcore.c (mcore_secondary_reload_class,
4259 mcore_reload_class): Likewise.
4260 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
4261 mips_class_max_nregs, mips_cannot_change_mode_class,
4262 mips_preferred_reload_class, mips_secondary_reload_class,
4263 mips_output_mi_thunk): Likewise.
4264 * config/mmix/mmix.c (mmix_preferred_reload_class,
4265 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
4267 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4269 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
4270 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
4271 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4272 * config/rs6000/rs6000.c (paired_expand_vector_init,
4273 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
4274 compare_section_name, rs6000_memory_move_cost): Likewise.
4275 * config/s390/s390.c (s390_emit_compare_and_swap,
4276 s390_preferred_reload_class, s390_secondary_reload,
4277 legitimize_pic_address, legitimize_tls_address,
4278 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
4279 s390_class_max_nregs): Likewise.
4280 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4281 * config/s390/s390.md: Likewise.
4282 * config/score/score-protos.h (score_secondary_reload_class,
4283 score_preferred_reload_class): Likewise.
4284 * config/score/score.c (score_preferred_reload_class,
4285 score_secondary_reload_class): Likewise.
4286 * config/score/score3.c (score3_output_mi_thunk,
4287 score3_preferred_reload_class, score3_secondary_reload_class,
4288 score3_hard_regno_mode_ok): Likewise.
4289 * config/score/score3.h (score3_preferred_reload_class,
4290 score3_secondary_reload_class): Likewise.
4291 * config/score/score7.c (score7_output_mi_thunk,
4292 score7_preferred_reload_class, score7_secondary_reload_class,
4293 score7_hard_regno_mode_ok): Likewise.
4294 * config/score/score7.h (score7_preferred_reload_class,
4295 score7_secondary_reload_class): Likewise.
4296 * config/sh/sh.c (prepare_move_operands, output_far_jump,
4297 output_branchy_insn, add_constant, gen_block_redirect,
4298 sh_insn_length_adjustment, sh_cannot_change_mode_class,
4299 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
4301 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4302 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
4303 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
4304 xstormy16_preferred_reload_class): Likewise.
4305 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
4306 xtensa_expand_atomic, override_options,
4307 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
4309 * reorg.c (try_merge_delay_insns): Likewise.
4310 * tree.c (merge_dllimport_decl_attributes): Likewise.
4312 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
4314 2008-08-06 Michael Matz <matz@suse.de>
4316 * Makefile.in (write_entries_to_file): Quote words.
4317 * gengtype.c: (read_input_line): Skip over leading white-space.
4319 2008-08-06 Marc Gauthier <marc@tensilica.com>
4321 * config.gcc: Match more processor names for Xtensa.
4322 * configure.ac: Likewise.
4323 * doc/install.texi (Specific): Likewise.
4324 * configure: Regenerate.
4326 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4328 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
4329 * calls.c (avoid_likely_spilled_reg): Likewise.
4330 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
4331 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
4332 * config/i386/i386.c (ix86_expand_special_args_builtin,
4333 ix86_secondary_reload): Likewise.
4334 * except.c (struct eh_region, gen_eh_region_catch,
4335 remove_unreachable_regions, duplicate_eh_regions,
4336 assign_filter_values, build_post_landing_pads,
4337 sjlj_find_directly_reachable_regions, remove_eh_handler,
4338 reachable_next_level, foreach_reachable_handler,
4339 can_throw_internal_1, can_throw_external_1,
4340 collect_one_action_chain): Likewise.
4341 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
4342 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
4343 * function.c (update_temp_slot_address, instantiate_new_reg,
4344 instantiate_virtual_regs_in_rtx,
4345 instantiate_virtual_regs_in_insn): Likewise.
4346 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
4347 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
4348 gimplify_cleanup_point_expr): Likewise.
4349 * ipa-cp.c (ipcp_lattice_changed): Likewise.
4350 * passes.c (next_pass_1): Likewise.
4351 * print-tree.c (print_node_brief, print_node): Likewise.
4352 * profile.c (branch_prob): Likewise.
4353 * tree-dump.c (dump_register): Likewise.
4354 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
4356 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
4357 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
4358 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
4359 copy_arguments_for_versioning, copy_static_chain): Likewise.
4360 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
4361 add_new_name_mapping, register_new_name_mapping): Likewise.
4362 * tree-mudflap.c (mf_xform_derefs): Likewise.
4363 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
4364 get_init_expr, combine_chains): Likewise.
4365 * tree-pretty-print.c (dump_generic_node): Likewise.
4366 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
4367 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
4368 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
4369 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
4371 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
4374 * calls.c (expand_call): Use the biggest preferred stack
4377 2008-08-06 Michael Matz <matz@suse.de>
4380 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
4381 for reused reload, instead of overwriting them.
4383 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
4386 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
4387 for incoming stack boundary.
4389 * function.c (assign_parm_find_entry_rtl): Update
4390 parm_stack_boundary.
4392 * function.h (rtl_data): Add parm_stack_boundary.
4394 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
4395 parm_stack_boundary for incoming stack boundary.
4397 2008-08-06 Joseph Myers <joseph@codesourcery.com>
4399 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
4400 for unrepresentable subregs or treat them as equal to other regs
4401 or subregs with the same register number.
4403 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
4406 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
4409 2008-08-06 Jan Hubicka <jh@suse.cz>
4411 * predict.c (maybe_hot_frequency_p): When profile is absent, all
4412 frequencies might be hot.
4414 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
4416 * reload.c (find_reloads): Force constants into literal pool
4417 also if they are wrapped in a SUBREG.
4419 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4422 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
4423 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
4424 Don't allow predicated instructions for data speculation.
4425 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
4428 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4430 * haifa-sched.c (extend_global): Split to extend_global_data and
4431 extend_region_data. Update all uses.
4432 (extend_all): Rename to extend_block_data.
4434 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4436 * sched-rgn.c (new_ready): Check if instruction can be
4437 speculatively scheduled before attempting speculation.
4438 (debug_rgn_dependencies): Remove wrongful assert.
4440 2008-08-05 Bob Wilson <bob.wilson@acm.org>
4442 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
4444 2008-08-05 Bob Wilson <bob.wilson@acm.org>
4446 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
4447 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
4448 va_size, and type_size.
4450 2008-08-04 Jason Merrill <jason@redhat.com>
4453 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
4454 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
4456 2008-08-05 Richard Henderson <rth@redhat.com>
4458 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
4459 * configure: Rebuild.
4461 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4464 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
4465 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
4468 2008-08-05 Richard Henderson <rth@redhat.com>
4470 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
4471 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
4472 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
4473 * common.opt (fdwarf2-cfi-asm): New.
4474 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
4475 * config.in, configure: Rebuild.
4476 * dwarf2asm.c (dw2_asm_output_data_raw): New.
4477 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
4478 (dw2_force_const_mem): Externalize.
4479 * dwarf2asm.h: Update.
4480 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
4481 generate a real label.
4482 (output_cfi_directive): New.
4483 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
4484 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
4485 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
4487 (dwarf2out_end_epilogue): Emit .cfi_endproc.
4488 (output_loc_operands_raw, output_loc_sequence_raw): New.
4489 (output_cfa_loc_raw): New.
4491 2008-08-05 Paul Brook <paul@codesourcery.com>
4493 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
4494 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
4495 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
4496 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
4497 * config/arm/arm.h (TARGET_VFPD32): Define.
4498 (TARGET_VFP3): Use TARGET_VFPD32.
4499 (fputype): Add FPUTYPE_VFP3D16.
4500 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
4501 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
4502 * config/arm/arm-cores.def: Add cortex-r4f.
4503 * config/arm/arm-tune.md: Regenerate.
4505 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4507 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
4508 Reword some comments throughout the file.
4510 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
4511 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
4512 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
4513 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
4515 (MFC_START_ENABLE): Remove PPU-only define.
4516 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
4517 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
4519 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
4520 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
4521 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
4522 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
4523 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
4524 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
4525 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
4527 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
4528 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
4529 (mfc_sdcrt, mfc_sdcrtst): Likewise.
4530 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
4532 (spu_read_machine_status): Fix typo.
4534 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4536 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
4537 SUBREG of multi-word hard register.
4538 * config/spu/spu.c (valid_subreg): Likewise.
4539 (adjust_operand): Handle SUBREGs of multi-word hard registers.
4541 2008-08-04 Richard Guenther <rguenther@suse.de>
4543 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
4544 the candidate with the stripped base if that base is different
4545 from the original base even for offset zero.
4547 2008-08-04 Richard Guenther <rguenther@suse.de>
4550 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
4551 check for no_overflow.
4553 2008-08-04 Richard Guenther <rguenther@suse.de>
4555 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
4557 2008-08-04 Paul Brook <paul@codesourcery.com>
4559 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
4560 (arm_order_regs_for_local_alloc): New function.
4561 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
4563 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
4565 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
4568 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
4569 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
4570 (ix86_expand_epilogue): Likewise.
4572 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
4574 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
4577 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
4579 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
4580 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
4581 (*movv2sf_internal_rex64): Ditto.
4583 2008-08-03 Jan Hubicka <jh@suse.cz>
4585 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
4586 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
4587 * expmed.c (expand_smod_pow2): Likewise.
4589 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
4592 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
4593 alternative 0 of operand 1.
4594 (*vec_concatv2di_rex64_sse): Ditto.
4595 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
4597 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
4598 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
4599 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
4600 (*movv2sf_internal_rex64): Ditto.
4602 2008-08-02 Richard Guenther <rguenther@suse.de>
4605 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
4606 (ssedoublesizemode): New mode attribute.
4607 (sse_shufps): Call gen_sse_shufps_v4sf.
4608 (sse_shufps_1): Macroize.
4609 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
4610 (sse2_shufpd_1): Macroize.
4611 (vec_extract_odd, vec_extract_even): New expanders.
4612 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
4613 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
4614 * i386.c (ix86_expand_vector_init_one_nonzero): Call
4615 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
4616 (ix86_expand_vector_set): Likewise.
4617 (ix86_expand_reduc_v4sf): Likewise.
4619 2008-08-01 Doug Kwan <dougkwan@google.com>
4621 * matrix-reorg.c: Re-enable all code.
4622 (struct malloc_call_data): Change CALL_STMT to gimple type.
4623 (collect_data_for_malloc_call): Tuplify.
4624 (struct access_site_info): Change STMT to gimple type.
4625 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
4626 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
4627 (struct free_info): Change STMT to gimple type.
4628 (struct matrix_access_phi_node): Change PHI to gimple type.
4629 (get_inner_of_cast_expr): Remove.
4630 (may_flatten_matrices_1): Tuplify.
4631 (may_flatten_matrices): Ditto.
4632 (mark_min_matrix_escape_level): Ditto.
4633 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
4634 (ssa_accessed_in_call_rhs): New
4635 (ssa_accessed_in_assign_rhs): New
4636 (record_access_alloc_site_info): Tuplify.
4637 (add_allocation_site): Ditto.
4638 (analyze_matrix_allocation_site): Ditto.
4639 (analyze_transpose): Ditto.
4640 (get_index_from_offset): Ditto.
4641 (update_type_size): Ditto.
4642 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
4643 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
4644 (analyze_accesses_for_phi_node): Tuplify.
4645 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
4646 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
4647 (analyze_matrix_accesses): Tuplify.
4648 (check_var_data): New call-back type for check_var_notmodified_p.
4649 (check_var_notmodified_p): Tuplify and use call-back struct to
4650 return statement found.
4651 (can_calculate_expr_before_stmt): Factor out statement related code
4653 (can_calculate_stmt_before_stmt): New.
4654 (check_allocation_function): Tuplify.
4655 (find_sites_in_func): Ditto.
4656 (record_all_accesses_in_func): Ditto.
4657 (transform_access_sites): Ditto.
4658 (transform_allocation_sites): Ditto.
4659 (matrix_reorg): Re-enable.
4660 (gate_matrix_reorg): Re-enable.
4662 2008-08-01 Jakub Jelinek <jakub@redhat.com>
4664 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
4665 for labels for which it hasn't been set yet. If it has been set,
4666 stop walking insns and continue with next worklist item.
4667 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
4668 if the only BARRIER is at the very end of a function.
4670 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
4672 * cfgexpand.c (expand_stack_alignment): Assert that
4673 stack_realign_drap and drap_rtx must match.
4675 * function.c (instantiate_new_reg): If DRAP is used to realign
4676 stack, replace virtual_incoming_args_rtx with internal arg
4679 2008-08-01 Richard Guenther <rguenther@suse.de>
4681 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
4682 loop information only if we initialized it.
4683 (execute_pre): Call fini_pre with in_fre.
4684 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
4685 if we do not unroll because we hit max-completely-peeled-insns.
4686 Use our estimation for consistency, do allow shrinking.
4688 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
4690 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
4691 with MIN_STACK_BOUNDARY.
4692 (ix86_update_stack_boundary): Likewise.
4693 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
4696 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
4697 (MIN_STACK_BOUNDARY): This.
4699 2008-08-01 Richard Guenther <rguenther@suse.de>
4702 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
4704 2008-08-01 Richard Guenther <rguenther@suse.de>
4706 PR tree-optimization/36988
4707 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
4708 do not matter if that doesn't change volatile qualification.
4710 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
4712 * configure.ac: Do not generate libada-mk. Do not subst
4714 * libada-mk.in: Remove.
4715 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
4716 * configure: Regenerate.
4718 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
4720 * tree-pass.h: Added comment about not dumping passes with name
4721 starting with star in struct opt_pass.
4722 * passes.c (register_dump_files_1): Don't do dump for a pass with
4723 name starting with star.
4724 * doc/passes.texi (Pass manager): Mention pass names and special
4725 meaning of star prefix to avoid dump.
4727 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
4729 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
4731 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
4732 (ISA_MIPS64R2): New macro.
4733 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
4734 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
4735 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
4736 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
4737 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
4738 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
4739 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
4740 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
4741 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
4742 Move up to keep list alphabetically sorted.
4743 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
4744 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
4746 * doc/invoke.texi (MIPS Options): Add -mips64r2.
4747 (-march=@var{arch}): Add mips64r2.
4749 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4751 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
4753 2008-07-31 Steve Ellcey <sje@cup.hp.com>
4755 * expr.c (expand_assignment): Check for complete type.
4757 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4760 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
4762 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
4763 for stack alignment.
4765 * function.h (rtl_data): Add stack_realign_tried. Update comments.
4767 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
4769 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
4770 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
4772 2008-07-31 Jakub Jelinek <jakub@redhat.com>
4774 PR rtl-optimization/36419
4775 * dwarf2out.c (barrier_args_size): New variable.
4776 (compute_barrier_args_size, compute_barrier_args_size_1): New
4778 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
4779 if not called yet in the current function, use barrier_args_size
4780 array to find the new args_size value.
4781 (dwarf2out_frame_debug): Free and clear barrier_args_size.
4783 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4786 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
4789 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4792 * dwarf2out.c (dwarf2out_args_size_adjust): New.
4793 (dwarf2out_stack_adjust): Use it.
4794 (dwarf2out_frame_debug_expr): Likewise.
4796 2008-07-31 Richard Guenther <rguenther@suse.de>
4798 PR tree-optimization/36978
4799 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
4800 the generated condition.
4802 2008-07-31 Richard Guenther <rguenther@suse.de>
4804 * passes.c (init_optimization_passes): Always call
4805 pass_early_warn_uninitialized.
4806 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
4807 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
4808 * doc/passes.texi (Warn for uninitialized variables): Adjust.
4810 2008-07-31 Jakub Jelinek <jakub@redhat.com>
4813 * builtins.c (maybe_emit_free_warning): New function.
4814 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
4815 maybe_emit_free_warning for BUILT_IN_FREE.
4818 * dwarf2out.c (get_context_die): New function.
4819 (force_decl_die, force_type_die): Use it.
4820 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
4821 returns NULL, force generation of DW_TAG_typedef and put that into
4824 PR preprocessor/36649
4825 * c-pch.c (c_common_read_pch): Save and restore
4826 line_table->trace_includes across PCH restore.
4828 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
4831 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
4833 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
4836 * final.c (call_from_call_insn): Handle COND_EXEC.
4838 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
4840 * builtins.c (std_gimplify_va_arg_expr): Replace
4841 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
4842 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
4844 2008-07-30 Joey Ye <joey.ye@intel.com>
4845 H.J. Lu <hongjiu.lu@intel.com>
4847 * builtins.c (expand_builtin_setjmp_receiver): Replace
4848 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
4849 (expand_builtin_apply_args_1): Likewise.
4850 (expand_builtin_longjmp): Need DRAP for stack alignment.
4851 (expand_builtin_apply): Likewise.
4853 * caller-save.c (setup_save_areas): Call assign_stack_local_1
4854 instead of assign_stack_local to allow alignment reduction.
4856 * calls.c (emit_call_1): Need DRAP for stack alignment if
4858 (expand_call): Replace virtual_incoming_args_rtx with
4859 crtl->args.internal_arg_pointer.
4860 * stmt.c (expand_nl_goto_receiver): Likewise.
4862 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
4863 alignment and store to stack_alignment_estimated and
4864 max_used_stack_slot_alignment.
4865 (expand_one_var): Likewise.
4866 (expand_stack_alignment): New function.
4867 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
4868 and stack_alignment_estimated fields in rtl_data. Call
4869 expand_stack_alignment at end.
4871 * defaults.h (INCOMING_STACK_BOUNDARY): New.
4872 (MAX_STACK_ALIGNMENT): Likewise.
4873 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
4874 (SUPPORTS_STACK_ALIGNMENT): Likewise.
4876 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
4877 stack alignment when generating virtual registers.
4879 * function.c (assign_stack_local): Renamed to ...
4880 (assign_stack_local_1): This. Add a parameter to indicate
4881 if it is OK to reduce alignment.
4882 (assign_stack_local): Use it.
4883 (instantiate_new_reg): Instantiate virtual incoming args rtx
4884 to vDRAP if stack realignment and DRAP is needed.
4885 (assign_parms): Collect parameter/return type alignment and
4886 contribute to stack_alignment_estimated.
4887 (locate_and_pad_parm): Likewise.
4888 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
4889 with crtl->args.internal_arg_pointer.
4891 * function.h (rtl_data): Add new field drap_reg,
4892 max_used_stack_slot_alignment, stack_alignment_estimated,
4893 stack_realign_needed, need_drap, stack_realign_processed and
4894 stack_realign_finalized.
4895 (stack_realign_fp): New macro.
4896 (stack_realign_drap): Likewise.
4898 * global.c (compute_regsets): Frame pointer is needed when
4899 stack is realigned. Can eliminate frame pointer when stack is
4900 realigned and dynamic realigned argument pointer isn't used.
4902 * reload1.c (update_eliminables): Frame pointer is needed
4903 when stack is realigned.
4904 (init_elim_table): Can eliminate frame pointer when stack is
4905 realigned and dynamic realigned argument pointer isn't used.
4907 * rtl.h (assign_stack_local_1): Declare new funtion.
4909 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
4910 (TARGET_GET_DRAP_RTX): Likewise.
4911 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
4912 TARGET_GET_DRAP_RTX.
4914 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
4916 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
4917 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
4919 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
4920 H.J. Lu <hongjiu.lu@intel.com>
4922 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
4923 vdrap_reg, stack_realign and drap_reg_saved.
4924 (add_cfi): Don't allow redefining CFA when DRAP is used.
4925 (reg_save): Handle stack alignment.
4926 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
4927 alignment. Don't generate DWARF information for (set fp sp)
4929 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
4931 (int_loc_descriptor): Move prototype forward. Also define if
4932 DWARF2_UNWIND_INFO is true.
4933 (output_cfa_loc): Handle DW_CFA_expression.
4934 (build_cfa_aligned_loc): New.
4935 (based_loc_descr): Update assert for stack realign. For local
4936 variables, use sp+offset when stack is aligned without drap and
4937 fp+offset when stack is aligned with drap. For arguments, use
4938 cfa+offset when drap is used to align stack.
4940 2008-07-30 Joey Ye <joey.ye@intel.com>
4941 H.J. Lu <hongjiu.lu@intel.com>
4943 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
4945 (ix86_gen_andsp): New.
4946 (ix86_user_incoming_stack_boundary): Likewise.
4947 (ix86_default_incoming_stack_boundary): Likewise.
4948 (ix86_incoming_stack_boundary): Likewise.
4949 (ix86_can_eliminate): Likewise.
4950 (find_drap_reg): Likewise.
4951 (ix86_update_stack_boundary): Likewise.
4952 (ix86_get_drap_rtx): Likewise.
4953 (ix86_finalize_stack_realign_flags): Likewise.
4954 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
4955 (TARGET_GET_DRAP_RTX): Likewise.
4956 (override_options): Overide option value for new options.
4957 (ix86_function_ok_for_sibcall): Remove check for
4958 force_align_arg_pointer.
4959 (ix86_handle_cconv_attribute): Likewise.
4960 (ix86_function_regparm): Likewise.
4961 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
4962 (ix86_va_start): Replace virtual_incoming_args_rtx with
4963 crtl->args.internal_arg_pointer.
4964 (ix86_select_alt_pic_regnum): Check DRAP register.
4965 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
4966 (ix86_compute_frame_layout): Compute frame layout wrt stack
4968 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
4969 (ix86_expand_prologue): Decide if stack realignment is needed
4970 and generate prologue code accordingly.
4971 (ix86_expand_epilogue): Generate epilogue code wrt stack
4972 realignment is really needed or not.
4974 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
4975 (ABI_STACK_BOUNDARY): Likewise.
4976 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
4977 (STACK_REALIGN_DEFAULT): Likewise.
4978 (INCOMING_STACK_BOUNDARY): Likewise.
4979 (MAX_STACK_ALIGNMENT): Likewise.
4980 (ix86_incoming_stack_boundary): Likewise.
4981 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
4982 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
4983 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
4984 (machine_function): Remove force_align_arg_pointer.
4986 * config/i386/i386.md (BX_REG): New.
4987 (R13_REG): Likewise.
4989 * config/i386/i386.opt (mforce_drap): New.
4990 (mincoming-stack-boundary): Likewise.
4991 (mstackrealign): Add Init(-1).
4993 * config/i386/i386-protos.h (ix86_can_eliminate): New
4995 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
4997 * doc/extend.texi: Update force_align_arg_pointer.
4999 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
5002 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
5003 (INCOMING_STACK_BOUNDARY): Likewise.
5004 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
5005 (TARGET_GET_DRAP_RTX): Likewise.
5007 2008-07-30 Andreas Schwab <schwab@suse.de>
5009 PR rtl-optimization/36929
5010 * dse.c (replace_inc_dec): Use emit_insn_before instead of
5011 add_insn_before and fix argument order.
5012 (replace_inc_dec_mem): Handle NULL rtx.
5014 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
5016 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
5018 (arm_compute_initial_elimination_offset): Use it.
5019 (arm_compute_save_reg_mask): Include static chain save slot when
5020 calculating alignment.
5021 (arm_get_frame_offsets): Ditto.
5022 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
5023 that we can use to decrement the stack when the stack decrement
5024 could be too big for an immediate value in a single insn.
5025 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
5027 2008-07-30 Richard Guenther <rguenther@suse.de>
5029 PR tree-optimization/36967
5030 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
5031 Release defs of statements we remove.
5033 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5035 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
5036 instead of NULL_RTVEC.
5038 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5042 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
5045 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
5047 * final.c (call_from_call_insn): New.
5048 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
5050 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
5052 * configure.ac: Substitute ADA_CFLAGS.
5053 * configure: Regenerate.
5054 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
5055 * Makefile.in: Remove mention of X_* variables.
5056 * config/pa/x-ada-hpux10: Remove.
5057 * config/pa/x-ada: Remove.
5059 * doc/fragments.texi: Update.
5061 2008-07-30 Olivier Hainque <hainque@adacore.com>
5063 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
5064 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
5065 __dso_handle explicitly here.
5067 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5070 * c-typeck.c (build_binary_op): Encapsulate code into...
5071 * c-common.c (shorten_binary_op): ...this new function.
5072 (conversion_warning): Use the new function. Handle non-negative
5073 constant in bitwise-and.
5074 * c-common.h (shorten_binary_op): Declare.
5076 2008-07-30 Olivier Hainque <hainque@adacore.com>
5078 * scan.c (make_sstring_space): Add explicit conversions of
5079 allocator's return value.
5080 * fix-header.c (recognized_function): Likewise.
5082 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5084 * doc/cpp.texi: Update to GFDL 1.2.
5085 * doc/gcc.texi: Do not list GPL as Invariant Section.
5086 * doc/gccint.texi: Likewise. Update copyright years.
5087 * doc/install.texi: Update copyright years.
5089 2008-07-30 Alan Modra <amodra@bigpond.net.au>
5092 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
5093 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
5095 2008-07-29 Jan Hubicka <jh@suse.cz>
5097 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
5098 (grokdeclarator): Likewise.
5099 * langhooks.c (lhd_warn_unused_global_decl): Use
5100 DECL_DECLARED_INLINE_P.
5101 * print-tree.c (print_node): Remove DECL_INLINE check.
5103 2008-07-29 Richard Guenther <rguenther@suse.de>
5105 PR tree-optimization/36945
5106 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
5107 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
5108 Record invariant addresses un-decomposed.
5109 (copy_reference_ops_from_call): Record reference call
5110 arguments properly. Simplify.
5111 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
5112 helper split out from ...
5113 (create_component_ref_by_pieces): ... here. Simplify.
5114 Prepare for recursive invocation for call arguments.
5115 (create_expression_by_pieces): Adjust call to
5116 create_component_ref_by_pieces.
5117 (compute_avail): Process operand 2 of reference ops.
5119 2008-07-29 Richard Guenther <rguenther@suse.de>
5121 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
5123 2008-07-29 Jakub Jelinek <jakub@redhat.com>
5125 * c-format.c (check_format_types): Revert unwanted checkin.
5127 2008-07-29 Jan Hubicka <jh@suse.cz>
5129 * flags.h (flag_really_no_inline): Remove.
5130 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
5131 * toplev.c (flag_really_no_inline): Remove.
5132 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
5133 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
5134 (cgraph_decide_inlining_incrementally): Likewise.
5135 (compute_inline_parameters): Likewise.
5136 * opts.c (decode_options): Simplify.
5137 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
5138 * common.opt (finline): Initialize to 1.
5139 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
5141 2008-07-29 Jan Hubicka <jh@suse.cz>
5143 * predict.c (always_optimize_for_size_p): New function.
5144 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5145 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5146 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
5148 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
5149 * function.c (prepare_function_start): Set default profile.
5150 * function.h (rtl_data): Add maybe_hot_insn_p.
5151 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
5152 (construct_exit_block): Likewise.
5153 (tree_expand_cfg): Likewise.
5155 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5156 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5157 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
5158 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
5161 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5164 * c-decl.c (merge_decls): Merge USED flags.
5166 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
5168 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
5169 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
5170 next_stack, lab_false and lab_over trees.
5172 2008-07-28 Richard Guenther <rguenther@suse.de>
5174 PR tree-optimization/36957
5175 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
5176 (useless_type_conversion_p): Remove.
5177 (types_compatible_p): Remove.
5178 * gimple.h (tree_ssa_useless_type_conversion): Declare.
5179 (useless_type_conversion_p): Declare.
5180 (types_compatible_p): Declare.
5181 (gimple_expr_type): Return the base type only if it is
5182 trivially convertible to the subtype.
5184 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
5186 * configure.ac: Use the m4_do macro to concatenate the warnings into
5187 one string in ACX_PROG_CC_WARNING_OPTS,
5188 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
5189 * configure: Regenerate.
5191 2008-07-28 Richard Guenther <rguenther@suse.de>
5193 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
5194 (insert_fake_stores): Remove.
5195 (realify_fake_stores): Likewise.
5196 (execute_pre): Remove dead code.
5197 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
5198 (find_func_aliases): Deal with it here instead.
5199 Re-enable gcc_unreachable call.
5201 2008-07-28 Richard Guenther <rguenther@suse.de>
5203 Merge from gimple-tuples-branch.
5205 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
5206 * gimple.def: New file.
5207 * gsstruct.def: Likewise.
5208 * gimple-iterator.c: Likewise.
5209 * gimple-pretty-print.c: Likewise.
5210 * tree-gimple.c: Removed. Merged into ...
5211 * gimple.c: ... here. New file.
5212 * tree-gimple.h: Removed. Merged into ...
5213 * gimple.h: ... here. New file.
5215 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
5216 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
5217 --enable-checking=gimple flag.
5218 * config.in: Likewise.
5219 * configure: Regenerated.
5221 * tree-ssa-operands.h: Tuplified.
5222 * tree-vrp.c: Likewise.
5223 * tree-loop-linear.c: Likewise.
5224 * tree-into-ssa.c: Likewise.
5225 * tree-ssa-loop-im.c: Likewise.
5226 * tree-dump.c: Likewise.
5227 * tree-complex.c: Likewise.
5228 * cgraphbuild.c: Likewise.
5229 * tree-ssa-threadupdate.c: Likewise.
5230 * tree-ssa-loop-niter.c: Likewise.
5231 * tree-pretty-print.c: Likewise.
5232 * tracer.c: Likewise.
5233 * gengtype.c: Likewise.
5234 * tree-loop-distribution.c: Likewise.
5235 * tree-ssa-loop-unswitch.c: Likewise.
5236 * cgraph.c: Likewise.
5237 * cgraph.h: Likewise.
5238 * tree-ssa-loop-manip.c: Likewise.
5239 * value-prof.c: Likewise.
5240 * tree-ssa-loop-ch.c: Likewise.
5241 * tree-tailcall.c: Likewise.
5242 * value-prof.h: Likewise.
5245 * tree-pass.h: Likewise.
5246 * ipa-cp.c: Likewise.
5247 * tree-scalar-evolution.c: Likewise.
5248 * tree-scalar-evolution.h: Likewise.
5249 * target.h: Likewise.
5250 * lambda-mat.c: Likewise.
5251 * tree-phinodes.c: Likewise.
5252 * diagnostic.h: Likewise.
5253 * builtins.c: Likewise.
5254 * tree-ssa-alias-warnings.c: Likewise.
5255 * cfghooks.c: Likewise.
5256 * fold-const.c: Likewise.
5257 * cfghooks.h: Likewise.
5258 * omp-low.c: Likewise.
5259 * tree-ssa-dse.c: Likewise.
5260 * ipa-reference.c: Likewise.
5261 * tree-ssa-uncprop.c: Likewise.
5262 * toplev.c: Likewise.
5263 * tree-gimple.c: Likewise.
5264 * tree-gimple.h: Likewise.
5265 * tree-chrec.c: Likewise.
5266 * tree-chrec.h: Likewise.
5267 * tree-ssa-sccvn.c: Likewise.
5268 * tree-ssa-sccvn.h: Likewise.
5269 * cgraphunit.c: Likewise.
5270 * tree-ssa-copyrename.c: Likewise.
5271 * tree-ssa-ccp.c: Likewise.
5272 * tree-ssa-loop-ivopts.c: Likewise.
5273 * tree-nomudflap.c: Likewise.
5274 * tree-call-cdce.c: Likewise.
5275 * ipa-pure-const.c: Likewise.
5276 * c-format.c: Likewise.
5277 * tree-stdarg.c: Likewise.
5278 * tree-ssa-math-opts.c: Likewise.
5279 * tree-ssa-dom.c: Likewise.
5280 * tree-nrv.c: Likewise.
5281 * tree-ssa-propagate.c: Likewise.
5282 * ipa-utils.c: Likewise.
5283 * tree-ssa-propagate.h: Likewise.
5284 * tree-ssa-alias.c: Likewise.
5285 * gimple-low.c: Likewise.
5286 * tree-ssa-sink.c: Likewise.
5287 * ipa-inline.c: Likewise.
5288 * c-semantics.c: Likewise.
5289 * dwarf2out.c: Likewise.
5291 * tree-ssa-loop-ivcanon.c: Likewise.
5292 * predict.c: Likewise.
5293 * tree-ssa-loop.c: Likewise.
5294 * tree-parloops.c: Likewise.
5295 * tree-ssa-address.c: Likewise.
5296 * tree-ssa-ifcombine.c: Likewise.
5297 * matrix-reorg.c: Likewise.
5298 * c-decl.c: Likewise.
5299 * tree-eh.c: Likewise.
5300 * c-pretty-print.c: Likewise.
5301 * lambda-trans.c: Likewise.
5302 * function.c: Likewise.
5303 * langhooks.c: Likewise.
5304 * ebitmap.h: Likewise.
5305 * tree-vectorizer.c: Likewise.
5306 * function.h: Likewise.
5307 * langhooks.h: Likewise.
5308 * tree-vectorizer.h: Likewise.
5309 * ipa-type-escape.c: Likewise.
5310 * ipa-type-escape.h: Likewise.
5311 * domwalk.c: Likewise.
5312 * tree-if-conv.c: Likewise.
5313 * profile.c: Likewise.
5314 * domwalk.h: Likewise.
5315 * tree-data-ref.c: Likewise.
5316 * tree-data-ref.h: Likewise.
5317 * tree-flow-inline.h: Likewise.
5318 * tree-affine.c: Likewise.
5319 * tree-vect-analyze.c: Likewise.
5320 * c-typeck.c: Likewise.
5321 * gimplify.c: Likewise.
5322 * coretypes.h: Likewise.
5323 * tree-ssa-phiopt.c: Likewise.
5324 * calls.c: Likewise.
5325 * tree-ssa-coalesce.c: Likewise.
5326 * tree.def: Likewise.
5327 * tree-dfa.c: Likewise.
5328 * except.c: Likewise.
5329 * except.h: Likewise.
5330 * cfgexpand.c: Likewise.
5331 * tree-cfgcleanup.c: Likewise.
5332 * tree-ssa-pre.c: Likewise.
5333 * tree-ssa-live.c: Likewise.
5334 * tree-sra.c: Likewise.
5335 * tree-ssa-live.h: Likewise.
5336 * tree-predcom.c: Likewise.
5337 * lambda.h: Likewise.
5338 * tree-mudflap.c: Likewise.
5339 * ipa-prop.c: Likewise.
5340 * print-tree.c: Likewise.
5341 * tree-ssa-copy.c: Likewise.
5342 * ipa-prop.h: Likewise.
5343 * tree-ssa-forwprop.c: Likewise.
5344 * ggc-page.c: Likewise.
5345 * c-omp.c: Likewise.
5346 * tree-ssa-dce.c: Likewise.
5347 * tree-vect-patterns.c: Likewise.
5348 * tree-ssa-ter.c: Likewise.
5349 * tree-nested.c: Likewise.
5350 * tree-ssa.c: Likewise.
5351 * lambda-code.c: Likewise.
5352 * tree-ssa-loop-prefetch.c: Likewise.
5353 * tree-inline.c: Likewise.
5354 * tree-inline.h: Likewise.
5355 * tree-iterator.c: Likewise.
5356 * tree-optimize.c: Likewise.
5357 * tree-ssa-phiprop.c: Likewise.
5358 * tree-vect-transform.c: Likewise.
5359 * tree-object-size.c: Likewise.
5360 * tree-outof-ssa.c: Likewise.
5361 * cfgloop.c: Likewise.
5362 * system.h: Likewise.
5363 * tree-profile.c: Likewise.
5364 * cfgloop.h: Likewise.
5365 * c-gimplify.c: Likewise.
5366 * c-common.c: Likewise.
5367 * tree-vect-generic.c: Likewise.
5368 * tree-flow.h: Likewise.
5369 * c-common.h: Likewise.
5370 * basic-block.h: Likewise.
5371 * tree-ssa-structalias.c: Likewise.
5372 * tree-switch-conversion.c: Likewise.
5373 * tree-ssa-structalias.h: Likewise.
5374 * tree-cfg.c: Likewise.
5375 * passes.c: Likewise.
5376 * ipa-struct-reorg.c: Likewise.
5377 * ipa-struct-reorg.h: Likewise.
5378 * tree-ssa-reassoc.c: Likewise.
5379 * cfgrtl.c: Likewise.
5380 * varpool.c: Likewise.
5382 * tree-ssanames.c: Likewise.
5383 * tree-ssa-threadedge.c: Likewise.
5384 * langhooks-def.h: Likewise.
5385 * tree-ssa-operands.c: Likewise.
5386 * config/alpha/alpha.c: Likewise.
5387 * config/frv/frv.c: Likewise.
5388 * config/s390/s390.c: Likewise.
5389 * config/m32c/m32c.c: Likewise.
5390 * config/m32c/m32c-protos.h: Likewise.
5391 * config/spu/spu.c: Likewise.
5392 * config/sparc/sparc.c: Likewise.
5393 * config/i386/i386.c: Likewise.
5394 * config/sh/sh.c: Likewise.
5395 * config/xtensa/xtensa.c: Likewise.
5396 * config/stormy16/stormy16.c: Likewise.
5397 * config/ia64/ia64.c: Likewise.
5398 * config/rs6000/rs6000.c: Likewise.
5399 * config/pa/pa.c: Likewise.
5400 * config/mips/mips.c: Likewise.
5402 2008-07-28 Simon Baldwin <simonb@google.com>
5404 * c-pragma.c (handle_pragma_message): New function.
5405 (init_pragma): Register handle_pragma_message.
5406 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
5409 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
5411 PR tree-optimization/35252
5412 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
5413 REALPART_EXPR to be considered as same load operation.
5415 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
5417 PR tree-optimization/36830
5418 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
5419 (expressions_equal_p): Return false if only one operand is null.
5421 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
5423 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
5424 version requirements.
5426 2008-07-26 Olivier Hainque <hainque@adacore.com>
5428 * collect2.c (symkind): New enum. Symbol kinds we care about.
5429 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
5430 code and head comment accordingly.
5431 (scan_prog_file): Use symkind names instead of bare integers.
5433 2008-07-25 Jan Hubicka <jh@suse.cz>
5435 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
5437 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
5438 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
5439 * dojump.c (clear_pending_stack_adjust): Likewise.
5440 * print-tree.c (print_node): Ignore DECL_INLINE.
5441 * tree-inline.c (inlinable_function_p): Likewise.
5443 2008-07-25 Michael Meissner <gnu@the-meissners.org>
5445 * doc/extend.texi (hot attribute): Document that the hot attribute
5446 turns on -O3 for some ports.
5447 (cold attribute): Document that the cold attribute turns on -Os
5450 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
5451 reflect function specific option support.
5453 * target.h (struct target_option_hooks): Add fields to say whether
5454 the cold attribute implies -Os and the hot attribute implies -O3.
5456 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
5457 By default, do not turn on -Os for cold functions.
5458 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
5459 not turn on -O3 for hot functions.
5461 * c-common.c (handle_hot_attribute): Use target hook to determine
5462 if hot functions should enable -O3.
5463 (handle_cold_attribute): Use target hook to determine if cold
5464 functions should enable -Os.
5466 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
5467 (override_options): Move disable scheduling to
5468 optimization_options.
5469 (optimization_options): Disable scheduling here, not
5471 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5472 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5474 * config/ia64/ia64.c (ia64_override_options): Move setting
5475 scheduling flags to ia64_optimization_options.
5476 (ia64_optimization_options): Disable scheduling options here, and
5477 not in ia64_override_options.
5478 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5479 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5481 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
5484 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
5486 2008-07-25 Martin Jambor <mjambor@suse.cz>
5488 PR tree-optimization/36926
5489 * ipa-prop.c (ipa_analyze_call_uses): Call
5490 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
5492 2008-07-25 Joseph Myers <joseph@codesourcery.com>
5494 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
5495 movv2si_internal): Add mem = reg alternative.
5497 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
5500 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
5501 DEFAULT_PCC_STRUCT_RETURN to 127.
5503 2008-07-24 Jan Hubicka <jh@suse.cz>
5505 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
5506 (build_cgraph_edges): Likewise.
5507 * cgraph.c (cgraph_node): Do not update assembler hash.
5508 (cgraph_remove_node): Drop non-unit-at-a-time code.
5509 * tree-pass.h (pass_O0_always_inline): Remove.
5510 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
5511 * toplev.c (process_options): Flag unit-at-a-time does not imply
5513 * cgraphunit.c: Update comments.
5514 (decide_is_function_needed): Drop non-unit-at-a-time mode.
5515 (cgraph_assemble_pending_functions): Remove.
5516 (cgraph_reset_node): Drop non-unit-at-a-time code.
5517 (cgraph_finalize_function): Likewise.
5518 (cgraph_analyze_function): Likewise.
5519 (cgraph_finalize_compilation_unit): Likewise.
5520 (cgraph_expand_function): Likewise.
5521 (cgraph_optimize): Likesise.
5522 (save_inline_function_body): Likewise.
5523 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
5524 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
5525 * ipa-inline.c: Update comments.
5526 (enum inlining_mode): remove INLINE_SPEED.
5527 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
5528 (cgraph_mark_inline_edge): Likewise.
5529 (try_inline): Likewise.
5530 (cgraph_decide_inlining_incrementally): Likewise.
5531 (cgraph_gate_inlining): Remove.
5532 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
5533 (cgraph_gate_early_inlining): Likewise.
5534 (gate_inline_passes): Remove.
5535 (pass_inline_parameters, pass_ipa_inline): Remove gates.
5536 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
5537 pass_O0_always_inline): Remove.
5538 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
5539 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
5540 * opts.c (no_unit_at_a_time_default): Remove.
5541 (decode_options): Remove flag_unit_at_a_time reset and warning.
5542 * opts.h (no_unit_at_a_time_default): Remove.
5543 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
5544 early in GNU dialect.
5545 (merge_decls): Update comment; drop unit-at-a-time check.
5546 (finish_decl): Likewise.
5547 (grok_declaration): Remove flag_inline_trees code.
5548 (finish_functions): Return on function returning non-void on all
5550 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
5551 * cfgexpand.c (expand_one_static_var): Remove.
5552 (expand_one_var): Remove expand_one_static_var call.
5553 (expand_used_vars_for_block): Remove flag_unit_a_time check.
5554 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
5555 and flag_unit_at_a-time compatibility checks.
5556 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
5557 * tree-inline.c (flag_inline_trees): Remove.
5558 (inlinable_function_p): Don't check it.
5559 (expand_call_inline): Remove non-unit-at-a-time code.
5560 * tree-inline.h (flag_inline_trees): Remove.
5561 * tree-optimize.c (execute_early_local_optimizations): Remove
5562 unit-at-a-time checks.
5563 (tree_rest_of_compilation): Likewise.
5564 * combine.c (setup_incoming_promotions): Likewise.
5565 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
5566 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
5567 * passes.c (pass_inline_parameters): Update comments; remove
5568 O0_alwaysinline pass.
5569 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
5570 (execute_one_pass): Likewise.
5571 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
5572 (ix86_function_sseregparm): Likewise.
5573 * arm.c (arm_function_in_section_p): Likewise.
5574 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
5575 * varpool.c: Update comments.
5576 (decide_is_variable_needed): Remove unit-at-a-time checks.
5577 (varpool_finalize_decl): Likewise.
5579 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
5581 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
5583 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
5585 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
5587 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
5588 imp symbol extension.
5590 2008-07-23 Ian Lance Taylor <iant@google.com>
5592 * tree-vrp.c (infer_value_range): Ignore asm statements when
5593 looking for memory accesses for -fdelete-null-pointer-checks.
5595 2008-07-24 Ben Elliston <bje@au.ibm.com>
5597 * config/spu/spu-c.c (__vector_keyword): New variable.
5598 (vector_keyword): Likewise.
5599 (spu_categorize_keyword): New function.
5600 (spu_macro_to_expand): Likewise.
5601 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
5602 compiling an ISO C dialect.
5604 2008-07-24 Ben Elliston <bje@au.ibm.com>
5606 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
5609 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5611 * configure: Regenerate.
5612 * configure.ac: Require texinfo 4.7.
5613 * doc/install.texi: Document texinfo 4.7 requirement.
5615 2008-07-23 Martin Jambor <mjambor@suse.cz>
5617 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
5618 rather than for DECL_SAVED_TREE.
5619 * ipa-prop.c: Include diagnostic.h.
5620 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
5622 (ipa_detect_param_modifications): Function rewritten from scratch.
5623 (ipa_compute_jump_functions): Changed accesses to modification flags.
5624 (ipa_free_node_params_substructures): Update flags destruction.
5625 (ipa_node_duplication_hook): Update flags duplication.
5626 (ipa_print_all_params_modified): Updated flag access.
5627 * ipa-prop.h (struct ipa_param_flags): New structure.
5628 (struct ipa_node_params): New field modification_analysis_done,
5629 modified_flags changed into param_flags.
5630 (ipa_is_ith_param_modified): Changed to use new flags.
5631 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
5633 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
5634 ipa-cp.c and split into two functions.
5635 (ipa_print_node_jump_functions): New function.
5636 (compute_scalar_jump_functions): New function.
5637 (type_like_member_ptr_p): New function.
5638 (compute_pass_through_member_ptrs): New function.
5639 (fill_member_ptr_cst_jump_function): New function.
5640 (determine_cst_member_ptr): New function.
5641 (compute_cst_member_ptr_arguments): New function.
5642 (ipa_compute_jump_functions): Complete rewrite.
5643 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
5644 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
5645 (struct ipa_member_ptr_cst): New structure.
5646 (union jump_func_value): New field member_cst.
5647 * ipa-cp.c (ipcp_lat_is_insertable): New function.
5648 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
5649 jump function types.
5650 (ipcp_print_all_lattices): Slight fprintf rearrangement.
5651 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
5652 instead of ipcp_print_all_jump_functions.
5653 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
5654 only for replacable scalars.
5656 * doc/invoke.texi (Optimize options): Add description of
5657 -findirect-inlining.
5658 * common.opt (flag_indirect_inlining): New flag.
5659 * opts.c (decode_options): Set flag_indirect_inlining when
5662 * ipa-inline.c: Include ipa-prop.h.
5663 (inline_indirect_intraprocedural_analysis): New function.
5664 (inline_generate_summary): Allocate parameter and argument info
5665 structures, call inline_indirect_intraprocedural_analysis on each
5666 node when doing indirect inlining and deallocate indirect inlining
5667 data structures in the end.
5668 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
5669 (free_all_ipa_structures_after_iinln): New function.
5670 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
5672 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
5674 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
5675 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
5676 of computing the frequency separately.
5677 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
5678 of computing the frequency separately.
5679 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
5680 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
5681 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
5682 (ipa_get_stmt_member_ptr_load_param): New function.
5683 (ipa_is_ssa_with_stmt_def): New function.
5684 (ipa_note_param_call): New function.
5685 (ipa_analyze_call_uses): New function.
5686 (ipa_analyze_stmt_uses): New function.
5687 (ipa_analyze_params_uses): New function.
5688 (ipa_free_node_params_substructures): Also free the param_calls linked
5690 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
5691 (ipa_print_node_param_flags): New function.
5692 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
5693 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
5694 * ipa-prop.h (struct ipa_param_flags): New field called.
5695 (struct ipa_param_call_note): New structure.
5696 (struct ipa_node_params): New fields param_calls and
5698 (ipa_is_ith_param_called): New function.
5699 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
5700 ipa_analyze_params_uses and dump parameter flags.
5702 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
5703 ipa_propagate_indirect_call_infos if performing indirect inlining,
5704 pass a new parameter new_edges to it.
5705 (add_new_edges_to_heap): New fucntion.
5706 (cgraph_decide_inlining_of_small_functions): New vector
5707 new_indirect_edges for newly found indirect edges , call
5708 ipa_propagate_indirect_call_infos after inlining.
5709 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
5710 inlining if performing indirect inlining. Call
5711 free_all_ipa_structures_after_iinln when doing so too.
5712 (inline_generate_summary): Do not call
5713 free_all_ipa_structures_after_iinln here.
5714 * ipa-prop.c (update_jump_functions_after_inlining): New function.
5715 (print_edge_addition_message): New function.
5716 (update_call_notes_after_inlining): New function.
5717 (propagate_info_to_inlined_callees): New function.
5718 (ipa_propagate_indirect_call_infos): New function.
5719 * ipa-prop.h: Include cgraph.h
5720 (struct ipa_param_call_note): Fields reordered, new field processed.
5721 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
5723 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
5724 rediscovered call statements.
5725 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
5726 (dump_cgraph_node): Dump also the indirect_call flag.
5727 (cgraph_clone_edge): Copy also the indirect_call flag.
5728 * tree-inline.c (copy_bb): Do not check for fndecls from call
5729 expressions, check for edge availability when moving clones.
5730 (get_indirect_callee_fndecl): New function.
5731 (expand_call_inline): If callee declaration is not apprent from
5732 the statement, try calling get_indirect_callee_fndecl. Do not
5733 issue warnings or call sorry when not inlinings an indirect edge.
5734 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
5736 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
5737 bit more frandly to matching.
5738 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
5739 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
5740 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
5742 2008-07-23 Michael Meissner <gnu@the-meissners.org>
5745 * opth-gen.awk: Suppress function specific features when building
5747 * optc-gen.awk: Ditto.
5749 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5752 * diagnostic.c (pedwarn): Add opt parameter.
5754 * c-tree.h (pedwarn_init): Add opt parameter.
5755 (pedwarn_c90): Likewise.
5756 (pedwarn_c99): Likewise.
5757 * c-errors.c (pedwarn_c99): Likewise.
5758 (pedwarn_c90): Likewise.
5759 * toplev.h (pedwarn): Update declaration.
5760 (pedwarn0): Declare.
5761 * c-lex.c: All calls to pedwarn changed.
5762 * builtins.c: All calls to pedwarn changed.
5763 * toplev.c: All calls to pedwarn changed.
5764 * c-decl.c: All calls to pedwarn changed.
5765 * c-typeck.c: All calls to pedwarn changed.
5766 * c-common.c: All calls to pedwarn changed.
5767 * c-parser.c: All calls to pedwarn changed.
5769 2008-07-23 Michael Meissner <gnu@the-meissners.org>
5770 Karthik Kumar <karthikkumar@gmail.com>
5772 * attribs.c (file scope): Include c-common.h.
5773 (decl_attributes): Add support for #pragma GCC optimize and
5776 * targhooks.c (default_can_inline_p): New function that is the
5777 default for the TARGET_CAN_INLINE_P target hook.
5779 * targhooks.h (default_can_inline_p): Add declaration.
5781 * tree.c (cl_optimization_node): New static tree for building
5782 OPTIMIZATION_NODE tree.
5783 (cl_target_option_node): New static tree for building
5784 TARGET_OPTION_NODE tree.
5785 (cl_option_hash_table): New hash table for hashing
5786 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
5787 (cl_option_hash_hash): New function to provide the hash value for
5788 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
5789 (cl_option_hash_eq): New function to provide an equality test for
5790 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
5791 (tree_code_size): Add support for OPTIMIZATION_NODE and
5792 TARGET_OPTION_NODE trees.
5793 (tree_code_structure): Add support for OPTIMIZATION_NODE and
5794 TARGET_OPTION_NODE trees.
5795 (build_optimization_node): Build a tree that has all of the
5796 current optimization options.
5797 (build_target_option_node): Build a tree that has the target
5798 options that might be changed on a per function basis.
5800 * tree.h (file scope): Include options.h.
5801 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
5802 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
5803 (TREE_OPTIMIZATION): Ditto.
5804 (TREE_TARGET_SPECIFIC): Ditto.
5805 (struct tree_function_decl): Add fields for remembering the
5806 current optimization options and target specific options.
5807 (struct tree_optimization_option): New tree variant that remembers
5808 the optimization options.
5809 (struct tree_target_option): New tree variant that remembers the
5810 target specific flags that might change for compiling a particular
5812 (union tree_node): Include tree_optimization_option and
5813 tree_target_option fields.
5814 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
5815 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
5816 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
5817 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
5818 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
5819 optimization and target options.
5820 (optimization_default_node): New macro to refer to global_trees
5822 (optimization_current_node): Ditto.
5823 (optimization_cold_node): Ditto.
5824 (optimization_hot_node): Ditto.
5825 (target_option_default_node): Ditto.
5826 (target_option_current_node): Ditto.
5827 (current_option_pragma): Ditto.
5828 (current_optimize_pragma): Ditto.
5830 * target.h (struct gcc_target): Add valid_option_attribute_p,
5831 target_option_save, target_option_restore, target_option_print,
5832 target_option_pragma_parse, and can_inline_p hooks.
5834 * toplev.h (parse_optimize_options): Add declaration.
5835 (fast_math_flags_struct_set_p): Ditto.
5837 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
5838 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
5841 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
5842 tree_can_inline_p hook to see if one function can inline another.
5843 (cgraph_decide_inlining): Ditto.
5844 (cgraph_decide_inlining_incrementally): Ditto.
5846 * opts.c (decode_options): Add support for running multiple times
5847 to allow functions with different target or optimization options
5848 than was specified on the command line.
5849 (fast_math_flags_struct_set_p): New function that is similar to
5850 fast_math_flags_set_p, except it uses the values in the
5851 cl_optimization structure instead of global variables.
5853 * optc-gen.awk: Add support for TargetSave to allow a back end to
5854 declare new fields that need to be saved when using function
5855 specific options. Include flags.h and target.h in the options.c
5856 source. Add support for Save to indicate which options can be set
5857 for individual functions. Generate cl_optimize_save,
5858 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
5859 cl_target_option_restore, cl_target_option_print functions to
5860 allow functions to use different optimization or target options.
5862 * opt-functions.awk (var_type_struct): Return the type used for
5863 storing the field in a structure.
5865 * opth-gen.awk: Add support for TargetSave to allow a back end to
5866 declare new fields that need to be saved when using function
5867 specific options. Add support for Save to indicate which options
5868 can be set for individual functions. Only generate one extern for
5869 Mask fields. Generate cl_optimization and cl_target_option
5870 structures to remember optimization and target options.
5872 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
5873 collecting new tree nodes.
5874 (TS_TARGET_OPTION): Ditto.
5876 * c-decl.c (merge_decls): Merge function specific target and
5877 optimization options.
5879 * function.c (invoke_set_current_function_hook): If the function
5880 uses different optimization options, change the global variables
5883 * coretypes.h (struct cl_optimization): Add forward reference.
5884 (struct cl_target_option): Ditto.
5886 * c-pragma.c (option_stack): New static vector to remember the
5887 current #pragma GCC option stack.
5888 (handle_pragma_option): New function to support #pragma GCC option
5889 to change target options.
5890 (optimize_stack): New static vector to remember the current
5891 #pragma GCC optimize stack.
5892 (handle_pragma_optimize): New function to support #pragma GCC
5893 optimize to change optimization options.
5894 (init_pragma): Add support for #pragma GCC optimize and #pragma
5897 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
5898 optimization options.
5899 (TARGET_OPTION_NODE): New tree code for remembering certain target
5902 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
5903 TARGET_OPTION_NODE trees.
5905 * common.opt (-O): Add Optimization flag.
5907 (-fmath-errno): Ditto.
5908 (-falign-functions): Add UInteger flag to make sure flag gets full
5909 int in cl_optimization structure.
5910 (-falign-jumps): Ditto.
5911 (-falign-labels): Ditto.
5912 (-falign-loops): Ditto.
5913 (-fsched-stalled-insns): Ditto.
5914 (-fsched-stalled-insns-dep): Ditto.
5916 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
5918 (TARGET_OPTION_SAVE): Ditto.
5919 (TARGET_OPTION_RESTORE): Ditto.
5920 (TARGET_OPTION_PRINT): Ditto.
5921 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
5922 (TARGET_CAN_INLINE_P): Ditto.
5923 (TARGET_INITIALIZER): Add new hooks.
5925 * tree-inline.c (tree_can_inline_p): New function to determine
5926 whether one function can inline another. Check if the functions
5927 use compatible optimization options, and also call the backend
5930 * tree-inline.h (tree_can_inline_p): Add declaration.
5932 * c-common.c (c_common_attribute): Add support for option and
5933 optimize attributes.
5934 (handle_option_attribute): Add support for the option attribute to
5935 allow the user to specify different target options for compiling a
5937 (handle_optimize_attribute): Add support for the optimize
5938 attribute to allow the user to specify different optimization
5939 options for compiling a specific function.
5940 (handle_hot_attribute): Turn on -O3 optimization for this one
5941 function if it isn't the default optimization level.
5942 (handle_cold_attribute): Turn on -Os optimization for this one
5943 function if it insn't the default optimization.
5944 (const_char_p): New const char * typedef.
5945 (optimize_args): New static vector to remember the optimization
5947 (parse_optimize_options): New function to set up the optimization
5948 arguments from either the optimize attribute or #pragma GCC optimize.
5950 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
5951 (builtin_define_std): Ditto.
5953 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
5954 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
5955 (x86_64-*-*): Ditto.
5957 * Makefile.in (TREE_H): Add options.h.
5958 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
5960 * doc/extend.texi (option attribute): Document new attribute.
5961 (optimize attribute): Ditto.
5962 (hot attribute): Document hot attribute sets -O3.
5963 (cold attribute): Document cold attribute sets -Os.
5964 (#pragma GCC option): Document new pragma.
5965 (#pragma GCC optimize): Ditto.
5967 * doc/options.texi (TargetSave): Document TargetSave syntax.
5968 (UInteger): Document UInteger must be used for certain flags.
5969 (Save): Document Save option to create target specific options
5970 that can be saved/restored on a function specific context.
5972 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
5973 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
5975 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
5976 (TARGET_OPTION_SAVE): Ditto.
5977 (TARGET_OPTION_RESTORE): Ditto.
5978 (TARGET_OPTION_PRINT): Ditto.
5979 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
5980 (TARGET_CAN_INLINE_P): Ditto.
5982 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
5984 (-mfpmath=both): Ditto.
5986 2008-07-23 Michael Meissner <gnu@the-meissners.org>
5987 Karthik Kumar <karthikkumar@gmail.com>
5989 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
5990 (TARGET_POPCNT): Ditto.
5991 (TARGET_SAHF): Ditto.
5992 (TARGET_AES): Ditto.
5993 (TARGET_PCLMUL): Ditto.
5994 (TARGET_CMPXCHG16B): Ditto.
5995 (TARGET_RECIP): Move switch into target_flags.
5996 (TARGET_FUSED_MADD): Ditto.
5997 (ix86_arch_features): Make an unsigned char type.
5998 (ix86_tune_features): Ditto.
5999 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
6000 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
6001 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
6003 * config/i386/i386.opt (arch): New TargetSave field to define
6004 fields that need to be saved for function specific option support.
6007 (branch_cost): Ditto.
6008 (ix86_isa_flags_explicit): Ditto.
6009 (tune_defaulted): Ditto.
6010 (arch_specified): Ditto.
6011 (-m128-long-double): Add Save flag to save option for target
6012 specific option support.
6014 (-maccumulate-outgoing-args): Ditto.
6015 (-malign-double): Ditto.
6016 (-malign-stringops): Ditto.
6017 (-mfancy-math-387): Ditto.
6018 (-mhard-float): Ditto.
6020 (-minline-all-stringops): Ditto.
6021 (-minline-stringops-dynamically): Ditto.
6022 (-mms-bitfields): Ditto.
6023 (-mno-align-stringops): Ditto.
6024 (-mno-fancy-math-387): Ditto.
6025 (-mno-push-args): Ditto.
6026 (-mno-red-zone): Ditto.
6027 (-mpush-args): Ditto.
6028 (-mred-zone): Ditto.
6030 (-msseregparm): Ditto.
6031 (-mstack-arg-probe): Ditto.
6046 (-mrecip): Move flag into target_flags.
6048 (-mno-fused-madd): Ditto.
6049 (-mfused-madd): Ditto.
6050 (-mabm): Move flag into ix86_isa_flags.
6057 * config/i386/i386-c.c: New file for #pragma support.
6058 (ix86_target_macros_internal): New function to #define or #undef
6059 target macros based when the user uses the #pragma GCC option to
6060 change target options.
6061 (ix86_pragma_option_parse): New function to add #pragma GCC option
6063 (ix86_target_macros): Move defining the target macros here from
6064 TARGET_CPU_CPP_BUILTINS in i386.h.
6065 (ix86_register_pragmas): Register the #pragma GCC option hook. If
6066 defined, initialize any subtarget #pragmas.
6068 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
6069 REGISTER_TARGET_PRAGMAS.
6071 * config/i386/t-i386: New file for x86 dependencies.
6072 (i386.o): Make dependencies mirror the include files used.
6073 (i386-c.o): New file, add dependencies.
6075 * config/i386/i386-protos.h (override_options): Add bool argument.
6076 (ix86_valid_option_attribute_tree): Add declaration.
6077 (ix86_target_macros): Ditto.
6078 (ix86_register_macros): Ditto.
6080 * config/i386/i386.c (ix86_tune_features): Move initialization of
6081 the target masks to initial_ix86_tune_features to allow functions
6082 to have different target options. Make type unsigned char,
6083 instead of unsigned int.
6084 (initial_ix86_tune_features): New static vector to hold processor
6085 masks for the tune variables.
6086 (ix86_arch_features): Move initialization of the target masks to
6087 initial_ix86_arch_features to allow functions to have different
6088 target options. Make type unsigned char, instead of unsigned int.
6089 (initial_ix86_arch_features): New static vector to hold processor
6090 masks for the arch variables.
6091 (enum ix86_function_specific_strings): New enum to describe the
6092 string options used for attribute((option(...))).
6093 (ix86_target_string): New function to return a string that
6094 describes the target options.
6095 (ix86_debug_options): New function to print the current options in
6097 (ix86_function_specific_save): New function hook to save the
6098 function specific global variables in the cl_target_option structure.
6099 (ix86_function_specific_restore): New function hook to restore the
6100 function specific variables from the cl_target_option structure to
6101 the global variables.
6102 (ix86_function_specific_print): New function hook to print the
6103 target specific options in the cl_target_option structure.
6104 (ix86_valid_option_attribute_p): New function hook to validate
6105 attribute((option(...))) arguments.
6106 (ix86_valid_option_attribute_tree): New function that is common
6107 code between attribute((option(...))) and #pragma GCC option
6108 support that parses the options and returns a tree holding the options.
6109 (ix86_valid_option_attribute_inner_p): New helper function for
6110 ix86_valid_option_attribute_tree.
6111 (ix86_can_inline_p): New function hook to decide if one function
6112 can inline another on a target specific basis.
6113 (ix86_set_current_function); New function hook to switch target
6114 options if the user used attribute((option(...))) or #pragma GCC
6116 (ix86_tune_defaulted): Move to static file scope from
6118 (ix86_arch_specified): Ditto.
6119 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
6121 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
6122 (OPTION_MASK_ISA_ABM_SET): Ditto.
6123 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
6124 (OPTION_MASK_ISA_CX16_SET): Ditto.
6125 (OPTION_MASK_ISA_SAHF_SET): Ditto.
6126 (OPTION_MASK_ISA_AES_UNSET): Ditto.
6127 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
6128 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
6129 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
6130 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
6131 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
6132 (struct ptt): Move to static file scope from override_options.
6133 (processor_target_table): Ditto.
6135 (ix86_handle_option): Add support for options that are now isa options.
6136 (override_options): Add support for declaring functions that
6137 support different target options than were specified on the
6138 command line. Move struct ptt, processor_target_table, cpu_names,
6139 ix86_tune_defaulted, ix86_arch_specified to static file scope.
6140 Add bool argument. Fix up error messages so the appropriate error
6141 is given for either command line or attribute.
6142 (ix86_previous_fndecl): New static to remember previous function
6143 declaration to see if we need to change target options.
6144 (ix86_builtins_isa): New array to record the ISA of each builtin
6146 (def_builtin): Always create the builtin function, even if the
6147 current ISA doesn't support it.
6148 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
6149 tests for those builtins.
6150 (ix86_init_builtins): Remove TARGET_MMX test for calling
6151 ix86_init_mmx_sse_builtins.
6152 (ix86_expand_builtin): If the current ISA doesn't support a given
6153 builtin, signal an error.
6154 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
6155 (TARGET_SET_CURRENT_FUNCTION): Ditto.
6156 (TARGET_OPTION_SAVE): Ditto.
6157 (TARGET_OPTION_RESTORE): Ditto.
6158 (TARGET_OPTION_PRINT): Ditto.
6159 (TARGET_CAN_INLINE_P): Ditto.
6161 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
6163 * c-typeck.c (build_external_ref): Don't call assemble_external.
6164 * final.c (output_operand): Call assemble_external.
6166 2008-07-21 DJ Delorie <dj@redhat.com>
6168 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
6169 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
6171 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6173 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
6174 original insn and splitter contents into ...
6175 ("*div<mode>3_fast"): ... this new pattern. Enable only if
6176 flag_unsafe_math_optimizations. Add dummy scratch register.
6177 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
6178 !flag_unsafe_math_optimizations. Returns number with next
6179 highest magnitude if this is still less or equal to the true
6180 quotient in magnitude.
6182 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
6184 * Makefile.in: Replace toplev.h with TOPLEV_H.
6185 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
6186 * c-lex.c (fe_file_change): Don't set in_system_header.
6187 * c-parser.c (c_token): Remove in_system_header.
6188 (c_lex_one_token): Don't set in_system_header.
6189 (c_parser_set_source_position_from_token): Don't set in_system_header.
6190 * diagnostic.c (diagnostic_report_diagnostic): Use location from
6193 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
6194 * flags.h (in_system_header): Remove.
6195 * function.c (saved_in_system_header): Remove.
6196 (push_cfun): Don't set in_system_header.
6197 (pop_cfun): Don't set in_system_header.
6198 (push_struct_function): Don't set in_system_header.
6199 * input.h (expanded_location): Add sysp.
6200 (in_system_header_at): New.
6201 (in_system_header): New.
6202 * toplev.c (in_system_header): Remove.
6203 * toplev.h: Include input.h
6205 * tree-cfg.c (execute_warn_function_return): Call warning_at.
6206 * tree-ssa.c (warn_uninit): Call warning_at.
6207 (warn_uninitialized_var): Update calls to warn_uninit.
6208 (warn_uninitialized_phi): Update calls to warn_uninit.
6209 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
6210 (expand_location): Initialize xloc.sysp.
6211 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
6212 (tree_decl_with_vis): Remove in_system_header_flag.
6214 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
6217 * recog.c (asm_operand_ok): Change the order of the extra
6218 memory constraint checks.
6220 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6223 * tree-switch-conversion.c (build_one_array): Call
6224 varpool_mark_needed_node and varpool_finalize_decl
6225 instead of assemble_variable.
6227 2008-07-19 Jan Hubicka <jh@suse.cz>
6229 * cgraph.c (cgraph_add_new_function): Do early local passes.
6230 * tree-nrv.c (gate_pass_return_slot): New gate.
6231 (pass_nrv): Add the gate.
6232 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
6234 (coalesce_ssa_name): Coalesce SSA names.
6235 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
6236 not optimizing so unused user vars remains visible.
6237 * common.opt (flag_tree_ter): Always enable by default.
6238 * tree-ssa-ter.c: Include flags.h
6239 (is_replaceable_p): Check that locations match; when aliasing is missing
6240 be conservative about loads.
6241 * tree-optimize.c (gate_init_datastructures): Remove.
6242 (pass_init_datastructures): New.
6243 * passes.c: Reorder passes so we always go into SSA.
6245 2008-07-19 Jan Hubicka <jh@suse.cz>
6247 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
6248 * doc/invoke.texi (--combine): Likewise.
6249 (-finline-functions-called-once): Update levels when enabled.
6250 (-funit-at-a-time): Document new behaviour.
6251 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
6252 -fno-section-anchors when disabled explicitly.
6253 (inline params): They are not ignored now.
6254 (precompiled headers): Remove unit-at-a-time as being incompatible.
6255 * opts.c (decode_options): Handle unit-at-a-time as alias;
6256 imply -fno-section-anchors when toplevel reorder is disabled
6258 * common.opt (ftoplevel-reorder): Set default value to 2.
6259 (funit-at-a-time): Set default value to 1.
6260 * config/rs6000/rs6000.c (optimization_options): Set section anchors
6263 2008-07-19 Jan Hubicka <jh@suse.cz>
6265 * builtins.c (expand_builtin_int_roundingfn,
6266 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
6269 2008-07-19 Richard Guenther <rguenther@suse.de>
6272 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
6273 * tree-ssa-sccvn.c (get_constant_value_id): New function.
6274 * tree-ssa-pre.c (get_expr_value_id): For newly created
6275 constant value-ids make sure to add the expression to its
6278 2008-07-19 Jakub Jelinek <jakub@redhat.com>
6281 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
6282 return value of the builtin is ignored.
6284 2008-07-19 Olivier Hainque <hainque@adacore.com>
6286 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
6287 bits, a C conformant malloc implementation has to provide.
6288 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
6290 2008-07-19 Joseph Myers <joseph@codesourcery.com>
6294 * reload.c (find_reloads_subreg_address): Only reload address if
6295 reloaded == 0, not for reloaded != 1.
6298 2008-07-16 Joseph Myers <joseph@codesourcery.com>
6299 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
6300 (m32c_legitimate_address_p): Handle "++rii" addresses created by
6301 m32c_legitimize_reload_address.
6303 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6304 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
6305 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
6307 2008-07-19 Olivier Hainque <hainque@adacore.com>
6309 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
6310 argument, saying whether nested array are to be collapsed
6311 into a single array type DIE with multiple subscripts.
6312 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
6313 issues, centralize the nested array types collapsing control and
6314 disable the transformation for Ada.
6316 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
6319 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
6321 (x86_64_shift_adj_2): New expander.
6322 (x86_64_shift_adj_3): Ditto.
6323 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
6324 to split TImode operands.
6325 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
6326 (ix86_split_lshr): Ditto.
6328 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
6330 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
6331 and __CHAR32_TYPE__.
6332 * c-typeck.c (digest_init): Support char16_t and char32_t.
6333 (set_nonincremental_init_from_string): Idem.
6335 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
6338 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
6339 PREFERRED_STACK_BOUNDARY.
6340 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6342 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
6345 * function.c (locate_and_pad_parm): Cap boundary earlier.
6347 2008-07-17 Julian Brown <julian@codesourcery.com>
6349 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
6350 no-op for targets which don't use DLLs.
6352 2008-07-17 Martin Jambor <mjambor@suse.cz>
6354 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
6355 that nodes are relevant by examining the node->analyzed flag.
6356 (ipcp_init_stage): Check which nodes are relevant, assert that the
6357 relevant ones are also required.
6358 (ipcp_propagate_stage): Check on the side arrays are properly
6360 (ipcp_print_all_jump_functions): Make sure not to touch any node
6361 that is not analyzed or an edge that does not have a corresponding
6362 entry in the on-the-side vectors.
6363 (ipcp_function_scale_print): Likewise.
6364 (ipcp_update_callgraph): Check that the node is relevant.
6365 (ipcp_insert_stage): Check that the node is relevant. Check there is
6366 an info for every node and edge.
6367 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
6368 (ipa_print_all_tree_maps): Likewise and a new variable info.
6369 (ipa_print_all_params_modified): Likewise.
6370 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
6372 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
6375 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
6377 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
6379 PR rtl-optimization/36753
6380 * fwprop.c (use_killed_between): Don't shortcut
6381 single-definition global registers.
6383 2008-07-16 Jan Hubicka <jh@suse.cz>
6385 * cgraph.h (varpool_empty_needed_queue): Declare.
6386 * cgraphunit.c (output_in_order): Mark all variables as needed;
6388 * varpool.c (varpool_assemble_node): Update debug queue.
6389 (varpool_assemble_pending_decls): Don't do it here.
6390 (varpool_empty_needed_queue): New function.
6392 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6394 * recog.c (peephole2_optimize): Fix formatting.
6396 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6398 * c-pch.c (get_ident): Avoid C++ keywords.
6399 * combine-stack-adj.c (single_set_for_csa): Likewise.
6400 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
6401 output_asm_insn): Likewise.
6402 * reload.c (push_secondary_reload, find_reusable_reload,
6403 push_reload, combine_reloads, find_reloads,
6404 debug_reload_to_stream): Likewise.
6405 * reload.h (struct reload): Likewise.
6406 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
6407 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
6408 emit_output_reload_insns): Likewise.
6409 * targhooks.c (default_secondary_reload): Likewise.
6410 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
6412 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6414 * recog.c (validate_change_1, validate_change,
6415 validate_unshare_change, validate_replace_rtx_1, struct
6416 funny_match, constrain_operands, peephole2_optimize): Avoid C++
6418 * reload.c (push_secondary_reload, secondary_reload_class,
6419 scratch_reload_class, find_valid_class, find_reusable_reload,
6420 push_reload, find_dummy_reload, find_reloads_address_1,
6421 find_reloads_address_part, find_equiv_reg): Likewise.
6422 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
6423 choose_reload_regs): Likewise.
6424 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
6426 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
6427 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
6428 * sched-rgn.c (concat_INSN_LIST): Likewise.
6429 * stor-layout.c (mode_for_size, mode_for_size_tree,
6430 smallest_mode_for_size): Likewise.
6432 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6434 * cfg.c (dump_reg_info): Avoid C++ keywords.
6435 * dwarf2asm.c (dw2_force_const_mem,
6436 dw2_asm_output_encoded_addr_rtx): Likewise.
6437 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
6438 * expmed.c (expand_shift): Likewise.
6439 * global.c (find_reg): Likewise.
6440 * graph.c (draw_edge): Likewise.
6441 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
6442 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
6443 widen_clz, widen_bswap, expand_parity, expand_unop,
6444 emit_cmp_and_jump_insn_1): Likewise.
6445 * postreload.c (reload_cse_simplify_operands): Likewise.
6446 * ra.h (add_neighbor): Likewise.
6447 * reg-stack.c (remove_regno_note, change_stack): Likewise.
6448 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
6449 record_reg_classes, copy_cost, record_address_regs,
6450 invalid_mode_change_p): Likewise.
6451 * regrename.c (regrename_optimize, scan_rtx_reg,
6452 dump_def_use_chain, find_oldest_value_reg,
6453 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
6455 2008-07-16 David Edelsohn <edelsohn@gnu.org>
6457 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
6458 MASK_POWERPC64 for power4 in previous commit.
6460 2008-07-16 Olivier Hainque <hainque@adacore.com>
6462 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
6463 instead of bare conversion to cast const-ness away.
6465 2008-07-16 Anatoly Sokolov <aesok@post.ru>
6467 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
6468 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
6469 * config/xtensa/xtensa.c (xtensa_function_value): New function.
6470 (TARGET_FUNCTION_VALUE): Define.
6472 2008-07-16 David Edelsohn <edelsohn@gnu.org>
6474 * config/rs6000/rs6000.c (processor_target_table): Add
6475 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
6477 2008-07-16 Joseph Myers <joseph@codesourcery.com>
6480 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
6481 (m32c_legitimate_address_p): Handle "++rii" addresses created by
6482 m32c_legitimize_reload_address.
6484 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
6486 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
6487 DECL_IN_SYSTEM_HEADER in sync.
6489 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
6491 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
6492 * tree-ssa-pre.c (pre_expr_eq): Ditto
6493 (get_constant_for_value_id): Take a type as an argument.
6494 (fully_constant_expression): Pass in type.
6495 (find_or_generate_expression): Short circuit constant case.
6496 (create_expression_by_pieces): Remove special casing of
6498 (do_regular_insertion): Short circuit constant case.
6499 (do_partial_partial_insertion): Ditto.
6501 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6504 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
6506 2008-07-15 Bob Wilson <bob.wilson@acm.org>
6508 * config/xtensa/libgcc-xtensa.ver: New file.
6509 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
6511 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6513 * df-problems.c (df_set_note): Avoid C++ keywords.
6514 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
6515 * dse.c (record_store, remove_useless_values): Likewise.
6516 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
6517 gen_reg_rtx_offset, operand_subword, change_address_1,
6518 change_address, adjust_address_1, offset_address,
6519 widen_memory_access, emit_copy_of_insn_after): Likewise.
6520 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
6521 * fwprop.c (should_replace_address, propagate_rtx_1,
6522 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
6524 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
6525 gcse_emit_move_after, update_ld_motion_stores): Likewise.
6526 * lcm.c (compute_insert_delete, pre_edge_lcm,
6527 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
6528 * lower-subreg.c (resolve_reg_notes): Likewise.
6529 * mode-switching.c (optimize_mode_switching): Likewise.
6531 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6533 * bt-load.c (add_btr_def, migrate_btr_def,
6534 branch_target_load_optimize): Avoid C++ keywords.
6535 * caller-save.c (insert_restore, insert_save, insert_one_insn):
6537 * combine.c (subst, simplify_set, make_extraction,
6538 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
6539 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
6540 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
6542 2008-07-15 Richard Guenther <rguenther@suse.de>
6545 * c-common.c (strict_aliasing_warning): Do not warn for
6546 TYPE_REF_CAN_ALIAS_ALL pointers.
6547 (c_common_get_alias_set): may_alias types are not special.
6548 * tree.c (build_pointer_type_for_mode): Look up the may_alias
6549 attribute and set can_ref_all accordingly.
6550 (build_reference_type_for_mode): Likewise.
6551 * doc/extend.texi (may_alias): Clarify.
6553 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6556 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
6557 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
6559 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6562 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
6563 gcc_assert, instead call output_operand_lossage.
6565 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
6567 * builtins.c (std_canonical_va_list): Treat structure based
6570 2008-07-15 Ben Elliston <bje@au.ibm.com>
6572 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
6574 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
6576 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
6579 2008-07-14 Jan Hubicka <jh@suse.cz>
6581 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
6582 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
6583 fix predicates and constraints.
6584 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
6585 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
6587 2008-07-14 Doug Kwan <dougkwan@google.com>
6589 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
6590 additional option file arm/eabi.opt.
6591 * config/arm/eabi.h (File): New configuration file for EABI targets.
6592 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
6593 SUBSUBTARGET_EXTRA_SPECS.
6594 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
6595 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
6596 from STARTFILE_SPEC so that it can be referenced in an override.
6597 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
6598 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
6599 can be referenced in an override.
6600 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
6601 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
6602 so that it can be referenced in an override.
6603 (LINK_SPEC): Use BPABI_LINK_SPEC.
6604 * config/arm/eabi.opt (File): New.
6606 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6608 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
6609 (FIXED_VALUE_H): New variable.
6610 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
6611 input.h, fixed-value.h.
6612 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
6613 (BASIC_BLOCK_H): Use $(BITMAP_H).
6614 (FUNCTION_H): Add varray.h.
6615 (IPA_REFERENCE_H): Use $(BITMAP_H).
6616 (CGRAPH_H): Add $(BASIC_BLOCK_H).
6617 (DF_H): Use $(BITMAP_H).
6618 (GGC_H): Add statistics.h.
6620 (INSN_ATTR_H): Use it.
6621 (SYSTEM_H): Add safe-ctype.h, filenames.h.
6623 (SYMTAB_H): Add $(OBSTACK_H).
6624 (CPP_INTERNAL_H): New.
6625 (TREE_DUMP_H): Add tree-pass.h.
6626 (TREE_FLOW_H): Use $(BITMAP_H)
6627 (PRETTY_PRINT_H): Use $(INPUT_H).
6628 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
6631 (many object files): Fix lots of header dependencies throughout.
6633 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6635 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
6637 (s-gtyp-input): Use them to write tmp-gi.list.
6638 (echo_to_gi.list): Remove.
6640 2008-07-14 Richard Guenther <rguenther@suse.de>
6642 * tree-ssa-sccvn.c (pre_info): Remove.
6643 (switch_to_PRE_table): Likewise.
6644 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
6645 (set_hashtable_value_ids): Do not create value-ids for the
6647 (run_scc_vn): Remove double test. Remove bogus special-case
6648 in value-number printing.
6649 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
6650 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
6652 * tree-flow-inline.h (get_value_handle): Remove.
6653 * tree-flow.h (get_value_handle): Remove.
6655 2008-07-14 Martin Jambor <mjambor@suse.cz>
6657 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
6658 in which we generate arithmetics is not a subrange.
6660 2008-07-14 Martin Jambor <mjambor@suse.cz>
6662 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
6664 2008-07-14 Richard Guenther <rguenther@suse.de>
6666 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
6668 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
6671 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
6672 reload for symbol refs moved to r0 with -fPIC.
6673 (legitimize_pic_address): Use the target register as temporary
6675 (emit_symbolic_move): Adjust comment.
6676 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
6679 2008-07-14 Ben Elliston <bje@au.ibm.com>
6681 * c-common.h (C_CPP_HASHNODE): New macro.
6682 * coretypes.h (struct cpp_token): Forward declare.
6683 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
6684 the context-sensitive keyword method.
6685 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
6686 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
6687 expand_bool_pixel): New.
6688 (altivec_categorize_keyword): New function.
6689 (init_vector_keywords): New function.
6690 (rs6000_macro_to_expand): Likewise.
6691 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
6692 compiling an ISO C dialect.
6694 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
6696 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
6697 (create_expression_by_pieces): Fix typo.
6698 (do_regular_insertion): Use debug counter here too.
6700 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
6703 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
6704 CONST_OK_FOR_LETTER_P. All port-local users changed.
6705 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
6706 implement Kp matching power-of-two.
6707 (CONSTRAINT_LEN): Define to match.
6708 * config/cris/cris.md: Replace all use of constraint K with Kc.
6709 ("*btst*): Use Kp for operand 0 of last alternative.
6711 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6714 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
6717 2008-07-13 Jan Hubicka <jh@suse.cz>
6719 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
6722 2008-07-13 Richard Guenther <rguenther@suse.de>
6725 * langhooks.c (lhd_print_error_function): Deal with recursive
6728 2008-07-12 Jan Hubicka <jh@suse.cz>
6730 * cgraph.c (assembler_name_hash): New static var.
6731 (hash_node_by_assembler_name, eq_assembler_name): New.
6732 (cgraph_node_for_asm): Use hashtable.
6733 (cgraph_remove_node): Maintain hashtable.
6734 (change_decl_assembler_name): Sanity check that names are not changing
6735 after aliasing was processed.
6736 * cgraph.h (varpoon_node): Add next GGC marker.
6737 * tree.c (decl_assembler_name_equal): Constify.
6738 (decl_assembler_name_hash): New.
6739 * tree.h (decl_assembler_name_equal): Constify.
6740 (decl_assembler_name_hash): Update.
6742 2008-07-12 David Daney <ddaney@avtrex.com>
6744 * config/mips/driver-native.c (host_detect_local_cpu): Handle
6747 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
6749 * doc/md.texi: Document the MIPS "v" constraint.
6750 * config/mips/mips.h (reg_class): Revert last change.
6751 (REG_CLASS_NAMES): Likewise.
6752 (REG_CLASS_CONTENTS): Likewise.
6753 * config/mips/mips.c (mips_regno_to_class): Likewise.
6754 * config/mips/constraints.md (v): Likewise, but add documentation.
6755 Add a comment to say that this constraint should not be used in
6758 2008-07-11 DJ Delorie <dj@redhat.com>
6760 * config/h8300/h8300.md (length): Fix branch offset limit.
6762 2008-07-11 Anatoly Sokolov <aesok@post.ru>
6764 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
6765 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
6766 (avr_hard_regno_scratch_ok): New function.
6767 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
6768 * config/avr/avr.md (all peepholes that request a scratch register):
6769 Remove avr_peep2_scratch_safe use.
6771 2008-07-11 Tom Tromey <tromey@redhat.com>
6772 Ian Lance Taylor <iant@google.com>
6774 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
6775 (struct c_common_resword): Define.
6776 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
6777 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
6778 (c_common_reswords, num_c_common_reswords): Declare.
6779 * c-common.c (c_common_reswords): New global const array.
6780 (num_c_common_reswords): New const int.
6781 * c-parser.c (struct resword, reswords): Don't define.
6782 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
6783 (c_parse_init): Clarify mask code. Use c_common_reswords rather
6784 than reswords. If warning about C++ keywords, give them a special
6786 (c_lex_one_token): Warn about C++ keywords. Call
6787 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
6788 (c_parser_external_declaration): Look for RID_xxx rather than
6789 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
6790 (c_parser_statement_after_labels): Likewise.
6791 (c_parser_objc_class_instance_variables): Likewise.
6792 (c_parser_objc_class_declaration): Likewise.
6793 (c_parser_objc_try_catch_statement): Likewise.
6794 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
6795 (declspecs_add_type): Likewise.
6797 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
6799 * ggc-page.c (alloc_page):
6800 Substituting xmalloc, xcalloc with
6801 XNEWVEC and XCNEWVAR macros which add the
6804 2008-07-11 Richard Guenther <rguenther@suse.de>
6806 PR tree-optimization/36765
6807 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
6808 aliases from HEAP vars to SMTs.
6810 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6812 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
6813 * configure.ac (loose_warn): Move -Wc++-compat from here...
6814 (strict_warn): ...to here.
6815 * configure: Regenerate.
6817 2008-07-10 Joseph Myers <joseph@codesourcery.com>
6819 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
6820 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
6821 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
6822 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
6823 excluding more specific h8300-*-* and sh-*-* targets.
6825 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
6827 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
6829 (execute_pre): Call loop_optimizer_finalize in early exit.
6831 2008-07-10 Jakub Jelinek <jakub@redhat.com>
6834 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
6835 uids in the bitmap, not just VAR_DECL uids.
6837 PR rtl-optimization/36419
6838 * combine-stack-adj.c (adjust_frame_related_expr): New function.
6839 (combine_stack_adjustments_for_block): Call it if needed. Delete
6841 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
6842 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
6843 prologue sp adjustment.
6845 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
6848 * opts.c (print_ignored_options): Report postponed diagnostics for
6849 unknown -Wno-* options as warnings, not errors.
6850 (postpone_unknown_option_error): Renamed to...
6851 (postpone_unknown_option_warning): ... this.
6853 2008-07-09 Doug Kwan <dougkwan@google.com>
6856 2008-07-08 Doug Kwan <dougkwan@google.com>
6858 * config/arm/arm.opt (mandroid): New option.
6859 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
6860 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
6862 (CC1PLUS_SPEC): Same.
6864 (STARTFILE_SPEC): Same.
6865 (ENDFILE_SPEC): Same.
6866 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
6869 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
6872 * config/mips/mips.h (reg_class): Remove V1_REG.
6873 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
6874 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
6876 (mips_get_tp): New function.
6877 (mips_legitimize_tls_address): Use it.
6878 * config/mips/constraints.md (v): Delete.
6879 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
6880 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
6881 After reload, split into a move and ...
6882 (*tls_get_tp_<mode>_split): ...this new instruction.
6884 2008-07-09 David Daney <ddaney@avtrex.com>
6886 * config/mips/driver-native.c: Include coretypes.h and tm.h.
6888 2008-07-09 Jakub Jelinek <jakub@redhat.com>
6890 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
6891 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
6893 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
6894 htab_delete should be called. Don't free c.
6895 (lookup_tmp_var): Create temp_htab lazily.
6896 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
6897 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
6899 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
6900 lower_omp_ordered, lower_omp_critical, lower_omp_for,
6901 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
6902 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
6903 * tree-sra.c (generate_element_init): Likewise.
6904 * tree-mudflap.c (execute_mudflap_function_ops,
6905 execute_mudflap_function_decls): Likewise.
6906 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
6907 * tree-gimple.h (struct gimplify_ctx): New type.
6908 (push_gimplify_context): Adjust prototype.
6910 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
6912 * tree-ssa-pre.c (phi_translate_1): Update placement of
6915 2008-07-09 Anatoly Sokolov <aesok@post.ru>
6917 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
6918 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
6919 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
6920 * targhooks.c (default_hard_regno_scratch_ok): New function.
6921 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
6922 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
6923 * recog.c: Include "target.h".
6924 (peep2_find_free_register): Add check for global regs. Add target
6926 * Makefile.in (recog.o): Depend on target.h.
6928 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
6930 * config/sh/sh.c (sh_canonical_va_list_type): New.
6931 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
6933 2008-07-09 Raksit Ashok <raksit@google.com>
6935 * doc/invoke.texi (Option Summary): Mention new option
6936 -Wdisallowed-function-list=...
6937 (Warning Options): Document -Wdisallowed-function-list=...
6938 * common.opt (Wdisallowed-function-list=): New flag.
6939 * flags.h (warn_disallowed_functions): External definition of new
6940 boolean warning flag.
6941 (warn_if_disallowed_function_p): Declare new function.
6942 * opts.c (warning_disallowed_functions): New static variable.
6943 (warn_disallowed_functions): New boolean warning flag.
6944 (warn_if_disallowed_function_p): New function.
6945 (add_comma_separated_to_vector): Rename
6946 add_instrument_functions_exclude_list to this.
6947 (common_handle_option): Handle new option. Rename calls to
6948 add_instrument_functions_exclude_list into calls to
6949 add_comma_separated_to_vector.
6950 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
6951 based on flag warn_disallowed_functions.
6953 2008-07-09 Christian Bruel <christian.bruel@st.com>
6955 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
6956 instead of get_attr_length.
6958 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6960 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
6962 * genemit.c (gen_insn): Likewise.
6963 * gengtype.c (note_def_vec): Likewise.
6964 * gengtype.h (note_def_vec): Likewise.
6965 * genoutput.c (struct data, output_insn_data, process_template,
6966 gen_expand, gen_split, note_constraint): Likewise.
6967 * genrecog.c (new_decision, add_to_sequence, factor_tests,
6968 make_insn_sequence): Likewise.
6969 * gensupport.c (record_insn_name): Likewise.
6971 2008-07-08 Doug Kwan <dougkwan@google.com>
6973 * config/arm/arm.opt (mandroid): New option.
6974 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
6975 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
6977 (CC1PLUS_SPEC): Same.
6979 (STARTFILE_SPEC): Same.
6980 (ENDFILE_SPEC): Same.
6981 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
6984 2008-07-08 Raksit Ashok <raksit@google.com>
6986 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
6987 (set_storage_via_setmem): Fix expected_align parameter.
6988 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
6989 missing from the list.
6990 * doc/md.texi (movmem): Explicitly state that expected alignment is
6991 to be expressed in bytes.
6992 (setmem): Explicitly state that expected alignment is to be expressed
6995 2008-07-08 Joseph Myers <joseph@codesourcery.com>
6997 * reload.c (find_reloads_subreg_address): Do not require validity
6998 of address in original mode before reloading address.
7000 2008-07-07 Tianwei Sheng <tianweis@google.com>
7002 * df-core.c (df_remove_problem): Adjust the access to avoid out of
7003 bounds array access.
7005 2008-07-08 Jakub Jelinek <jakub@redhat.com>
7007 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
7009 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
7011 Fix PR tree-optimization/23455
7012 Fix PR tree-optimization/35286
7013 Fix PR tree-optimization/35287
7014 * Makefile.in (OBJS-common): Remove tree-vn.o.
7015 (tree-vn.o): Remove.
7016 * dbgcnt.def: Add treepre_insert debug counter.
7017 * gcc/tree-flow.h (add_to_value): Updated for other changes.
7018 (debug_value_expressions): Ditto.
7019 (print_value_expressions): Ditto.
7020 * tree-pretty-print.c (dump_generic_node): Updated for
7021 VALUE_HANDLE removal.
7022 * tree-ssa-dom.c (record_equality): Ditto.
7023 (cprop_operand): Ditto.
7024 (lookup_avail_expr): Ditto.
7025 * tree-ssa-threadedge.c
7026 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
7027 (simplify_control_stmt_condition): Ditto.
7028 * tree.c (tree_code_size): Ditto.
7029 (tree_node_structure): Ditto.
7030 (iterative_hash_expr): Ditto.
7032 * tree.h (VALUE_HANDLE_ID): Ditto.
7033 (VALUE_HANDLE_EXPR_SET): Ditto.
7034 (struct tree_value_handle): Ditto.
7035 (union tree_node): Ditto.
7036 * treestruct.def: Ditto.
7037 * tree-vn.c: Removed.
7038 * tree-ssa-pre.c: Rewritten entirely.
7039 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
7040 (constant_value_ids): Ditto.
7041 (vn_nary_op_t): Moved to header.
7043 (vn_reference_op_t): Ditto
7044 (vn_reference_t): Ditto.
7045 (next_value_id): New variable.
7046 (VN_INFO): Add an assert.
7047 (vn_constant_eq): New function.
7048 (vn_constant_hash): Ditto.
7049 (get_or_alloc_constant_value_id): Ditto.
7050 (value_id_constant_p): Ditto.
7051 (vn_reference_compute_hash): De-staticify.
7052 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
7053 Disable some code with a FIXME. Remove VALUE_HANDLE use.
7054 (valueize_refs): Update opcode if it changes from ssa name to constant.
7055 (vn_reference_lookup_1): Add new argument.
7056 (vn_reference_lookup): Ditto.
7057 (vn_reference_lookup_pieces): New function.
7058 (vn_reference_insert): Add return type. Modify to deal with value ids.
7059 (vn_reference_insert_pieces): New function.
7060 (vn_nary_op_compute_hash): De-staticify.
7061 (vn_nary_op_eq): Ditto.
7062 (vn_nary_op_lookup_pieces): New function.
7063 (vn_nary_op_lookup): Add new argument.
7064 (vn_nary_op_insert_pieces): New function.
7065 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
7066 (vn_phi_insert): Ditto.
7067 (visit_unary_op): Update for callee changes.
7068 (visit_binary_op): Ditto.
7069 (visit_reference_op_load): Ditto.
7070 (visit_reference_op_store): Ditto.
7071 (init_scc_vn): Init next_value_id, constant_to_value_id and
7073 (free_scc_vn): Free them.
7074 (set_hashtable_value_ids): New function.
7075 (run_scc_vn): Use it.
7076 (get_max_value_id): New function.
7077 (get_next_value_id): Ditto.
7078 (expressions_equal_p): Moved from tree-vn.c
7079 (sort_vuses): Ditto.
7080 (sort_vuses_heap): Ditto.
7081 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
7083 * tree.c (iterative_hash_hashval_t): Made non-static
7084 * tree.h (iterative_hash_hashval_t): Declare it.
7086 2008-07-08 Martin Jambor <mjambor@suse.cz>
7088 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
7089 instead of ipa_create_node_params.
7090 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
7091 ipa_check_create_edge_args, free them with
7092 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
7094 * ipa-prop.c: Include flags.h and tree-inline.h.
7095 (ipa_node_params_vector): New variable.
7096 (ipa_edge_args_vector): New variable.
7097 (edge_removal_hook_holder): New variable.
7098 (node_removal_hook_holder): New variable.
7099 (edge_duplication_hook_holder): New variable.
7100 (node_duplication_hook_holder): New variable.
7101 (ipa_detect_param_modifications): Check for presence of modified flags.
7102 (ipa_compute_jump_functions): Check for presence of jump functions.
7103 (ipa_free_edge_args_substructures): New function.
7104 (ipa_create_node_params): Removed.
7105 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
7106 (ipa_free_node_params_substructures): New function.
7107 (ipa_free_all_node_params): Changed to deallocate the on-the-side
7109 (ipa_edge_removal_hook): New function.
7110 (ipa_node_removal_hook): New function.
7111 (duplicate_array): New function.
7112 (ipa_edge_duplication_hook): New function.
7113 (ipa_node_duplication_hook): New function.
7114 (ipa_register_cgraph_hooks): New function.
7115 (ipa_unregister_cgraph_hooks): New function.
7116 (free_all_ipa_structures_after_ipa_cp): New function.
7118 * ipa-prop.h: Include vec.h.
7119 (ipa_node_params_t): New typedef with vector types for it.
7120 (ipa_edge_args_t): New typedef with vector types for it.
7121 (IPA_NODE_REF): Changed to access an on-the-side vector.
7122 (IPA_EDGE_REF): Changed to access an on-the-side vector.
7123 (ipa_check_create_node_params): New function.
7124 (ipa_check_create_edge_args): New function.
7126 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
7129 2008-07-07 Tom Tromey <tromey@redhat.com>
7131 * configure, config.in: Rebuilt.
7132 * configure.ac: Don't check for scandir or alphasort.
7134 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7136 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
7137 types immediately after creating them.
7139 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7141 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
7143 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
7145 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
7146 dump_constraint_graph.
7147 (dump_constraint_edge): New function.
7148 (dump_constraint_graph): New function.
7149 (debug_constraint_graph): New function.
7150 (dump_constraint): Removed useless comparison.
7151 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
7152 (dump_constraint_graph): Declare.
7153 (debug_constraint_graph): Declare.
7154 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
7156 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
7158 * config/i386/i386.c (is_va_list_char_pointer): New.
7159 (ix86_va_start): Replace compare with ms_va_list_type_node
7160 by is_va_list_char_pointer.
7161 (ix86_gimplify_va_arg): Likewise.
7163 2008-07-07 Martin Jambor <mjambor@suse.cz>
7165 * cgraph.c (cgraph_edge_max_uid): New variable.
7166 (struct cgraph_edge_hook_list): New type.
7167 (struct cgraph_node_hook_list): New type.
7168 (struct cgraph_2edge_hook_list): New type.
7169 (struct cgraph_2node_hook_list): New type.
7170 (first_cgraph_edge_removal_hook): New variable.
7171 (first_cgraph_node_removal_hook): New variable.
7172 (first_cgraph_edge_duplicated_hook): New variable.
7173 (first_cgraph_node_duplicated_hook): New variable.
7174 (cgraph_add_edge_removal_hook): New function.
7175 (cgraph_remove_edge_removal_hook): New function.
7176 (cgraph_call_edge_removal_hooks): New function.
7177 (cgraph_add_node_removal_hook): New function.
7178 (cgraph_remove_node_removal_hook): New function.
7179 (cgraph_call_node_removal_hooks): New function.
7180 (cgraph_add_edge_duplication_hook): New function.
7181 (cgraph_remove_edge_duplication_hook): New function.
7182 (cgraph_call_edge_duplication_hooks): New function.
7183 (cgraph_add_node_duplication_hook): New function.
7184 (cgraph_remove_node_duplication_hook): New function.
7185 (cgraph_call_node_duplication_hooks): New function.
7186 (cgraph_create_edge): Assign to edge uid.
7187 (cgraph_remove_edge): Call edge removal hooks.
7188 (cgraph_node_remove_callees): Call edge removal hooks.
7189 (cgraph_node_remove_callers): Call edge removal hooks.
7190 (cgraph_remove_node): Call node removal hooks.
7191 (cgraph_clone_edge): Call edge duplication hooks.
7192 (cgraph_clone_node): Call node duplication hooks.
7194 * cgraph.h (cgraph_edge): New field uid.
7195 (cgraph_edge_hook): New type.
7196 (cgraph_node_hook): New type.
7197 (cgraph_2edge_hook): New type.
7198 (cgraph_2node_hook): New type.
7200 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
7202 * config.in: Regenerate.
7204 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
7206 * gcc.c (print_sysroot): New.
7207 (option_map, display_help, process_command): Handle the
7208 -print-sysroot option.
7209 (main): Print the sysroot if requested.
7210 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
7212 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7215 * unwind-pe.h (size_of_encoded_value): add attribute unused.
7217 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
7219 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
7220 (assign_parm_setup_block_p): Also check mode of entry_parm.
7222 2008-07-07 Richard Guenther <rguenther@suse.de>
7224 * tree-ssa-structalias.h (set_used_smts): Remove.
7225 * tree-ssa-structalias.c (used_smts): Likewise.
7226 (set_used_smts): Likewise.
7227 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
7228 call to set_used_smts.
7230 2008-07-07 Richard Guenther <rguenther@suse.de>
7232 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
7233 (new_var_info): Set it to false.
7234 (solution_set_add): Correctly handle pointers outside a var and
7236 (type_safe): Treat variables with is_full_var properly.
7237 (do_sd_constraint): Likewise.
7238 (do_ds_constraint): Likewise.
7239 (process_constraint): Remove zeroing offset for !use_field_sensitive.
7240 (get_constraint_for_ptr_offset): New function.
7241 (get_constraint_for_component_ref): For addresses at least include
7242 the last field of the variable. Handle is_full_vars properly.
7243 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
7244 (handle_ptr_arith): Remove.
7245 (find_func_aliases): Simplify assignment handling.
7246 (create_function_info_for): For parameter and result varinfos set
7248 (create_variable_info_for): Set is_full_var flag whenever we
7249 just created a single varinfo for a decl.
7250 (init_alias_vars): Initialize use_field_sensitive from
7251 max-fields-for-field-sensitive parameter.
7253 2008-07-07 Richard Guenther <rguenther@suse.de>
7255 PR tree-optimization/36713
7256 * tree-flow-inline.h (is_call_used): New function.
7257 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
7258 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
7259 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
7261 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7263 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
7265 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
7267 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
7269 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7270 Nathan Sidwell <nathan@codesourcery.com>
7272 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
7273 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
7275 * config/m68k/t-linux: New.
7276 * doc/install.texi: Document m68k-*-linux is now multilibbed by
7279 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
7281 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
7282 * config/m68k/m68k-devices.def: Remove multilibs that only differ
7285 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7287 * gcc.c (execute): Fix -Wc++-compat warning.
7289 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
7292 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
7293 constant for little endian.
7295 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
7297 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
7298 mips_base_mips16 instead of TARGET_MIPS16.
7299 (mips_base_mips16): Declare.
7300 * config/mips/mips.c (mips_base_mips16): Make global.
7301 (was_mips16_p): Remove GTY marker.
7302 (was_mips16_pch_p): New variable.
7303 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
7304 (mips_override_options): Force to non-MIPS16 mode initially.
7305 Do not complain about MIPS16 PIC incompatibilities here.
7306 Only allow -mgpopt if -mexplicit-relocs is in force for
7309 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
7311 * configure.ac: Check for caddr_t, define to char * if not defined.
7312 * configure: Regenerate.
7313 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
7314 (mmap_gt_pch_use_address): Likewise.
7315 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
7317 2008-07-06 Richard Guenther <rguenther@suse.de>
7319 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
7320 (new_var_info): Deal with it.
7321 (solution_set_add): Likewise.
7322 (bitpos_of_field): Make signed, fix.
7323 (struct fieldoff): Remove type and decl fields. Make size field
7324 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
7326 (fieldoff_compare): Deal with it.
7327 (push_fields_onto_fieldstack): Remove has_union argument, glob
7328 adjacent non-pointer fields together.
7329 (create_function_info_for): Do not set has_union.
7330 (create_variable_info_for): Simplify.
7332 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
7334 * config.gcc (extra_headers): Add cross-stdarg.h for target
7335 x86_64-*-* and i?86-*-*.
7336 * config/i386/cross-stdarg.h: New.
7337 * builtins.c (std_fn_abi_va_list): New.
7338 (std_canonical_va_list_type): New.
7339 (stabilize_va_list): Replace va_list_type_node use by
7340 mtarget.canonical_va_list_type.
7341 (gimplify_va_arg_expr): Likewise.
7342 (expand_builtin_va_copy): Replace va_list_type_node use by
7343 mtarget.fn_abi_va_list.
7344 * tree-sra.c (is_va_list_type): New helper.
7345 (decl_can_be_decomposed_p): Replace
7346 va_list_type_node use by is_va_list_type.
7347 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
7348 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7349 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
7350 * config/i386/i386-protos.h (ix86_get_valist_type): New.
7351 (ix86_enum_va_list): New.
7352 * config/i386/i386.c (sysv_va_list_type_node): New.
7353 (ms_va_list_type_node): New.
7354 (ix86_function_type_abi): Remove sorry.
7355 (ix86_build_builtin_va_list_abi): New.
7356 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
7358 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
7359 (ix86_init_builtins_va_builtins_abi): New.
7360 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
7362 (ix86_handle_abi_attribute): New.
7363 (attribute_spec): Add sysv_abi and ms_abi.
7364 (ix86_fn_abi_va_list): New.
7365 (ix86_canonical_va_list_type): New.
7366 (ix86_enum_va_list): New.
7367 (TARGET_FN_ABI_VA_LIST): New.
7368 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7369 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
7370 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
7371 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7372 (TARGET_ENUM_VA_LIST): New.
7373 * expr.h (std_fn_abi_va_list): New.
7374 (std_canonical_va_list_type): New.
7375 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
7376 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7377 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
7378 TARGET_CANONICAL_VA_LIST_TYPE.
7379 * target.h (struct gcc_target): Add fn_abi_va_list hook
7380 and canonical_va_list_type hook.
7382 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7384 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
7385 integral and pointer types.
7387 2008-07-04 Roger Sayle <roger@eyesopen.com>
7389 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
7390 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
7392 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
7395 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
7397 2008-07-04 Jakub Jelinek <jakub@redhat.com>
7399 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
7400 build_gimple_modify_stmt.
7401 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
7402 gimple operand. Use fold_build* instead of build*.
7404 2008-07-04 Richard Guenther <rguenther@suse.de>
7406 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
7407 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
7408 properly to compute the reachability set if we do field-sensitive PTA.
7409 * invoke.texi (max-fields-for-field-sensitive): Document default.
7410 * opts.c (decode_options): Set max-fields-for-field-sensitive to
7411 100 for optimize >= 2.
7413 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7415 * ggc-zone.c (lookup_page_table_if_allocated,
7416 set_page_table_entry, zone_find_object_size, alloc_small_page,
7417 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
7418 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
7419 -Wc++-compat and/or -Wcast-qual warnings.
7421 2008-07-04 Alan Modra <amodra@bigpond.net.au>
7424 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
7425 pic_offset_table_rtx to be marked as used here.
7426 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
7427 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
7428 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
7429 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
7432 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7434 * alloc-pool.c (hash_descriptor, eq_descriptor,
7435 alloc_pool_descriptor): Fix -Wc++-compat warnings.
7436 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
7438 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
7439 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
7440 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
7441 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
7444 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
7446 * tree-flow.h (loop_only_exit_p): Declare.
7447 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
7448 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
7449 the number of iterations if it is constant. Otherwise, if this is the
7450 only possible exit of the loop, use the conservative estimate on the
7451 number of iterations of the entire loop if available.
7453 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
7455 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
7456 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
7457 Add synchronization functions.
7458 * config/sync.c: New file.
7459 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
7460 (LIBGCC_SYNC_CFLAGS): Likewise.
7462 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
7465 * config/i386/i386.md (mode): Add TF to "mode" attribute.
7466 (*pushtf_sse): New insn pattern.
7467 (pushtf splitters): New splitters.
7469 2008-07-03 Michael Meissner <gnu@the-meissners.org>
7472 * predict.c (build_predict_expr): Use void_type_node for the tree
7473 type, instead of NULL_TREE.
7475 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
7477 * config/i386/i386.c (contains_aligned_value_p): Return true
7479 (ix86_data_alignment): Align TCmode to 128bits.
7480 (ix86_local_alignment): Likewise.
7482 2008-07-03 Andrew Haley <aph@redhat.com>
7485 * vec.h (VEC_TA): New.
7486 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
7487 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
7488 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
7489 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
7490 (C_COMMON_FIXED_TYPES): Remove first arg.
7491 (C_COMMON_FIXED_MODE_TYPES): Likewise.
7492 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
7493 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
7494 not to use empty macro arguments.
7496 2008-07-02 Joseph Myers <joseph@codesourcery.com>
7498 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
7499 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
7500 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
7501 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
7502 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
7503 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
7504 config/ia64/crtn.asm, config/m68hc11/larith.asm,
7505 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
7506 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
7507 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
7508 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
7509 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
7510 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
7511 config/rs6000/e500crtres64gpr.asm,
7512 config/rs6000/e500crtres64gprctr.asm,
7513 config/rs6000/e500crtrest32gpr.asm,
7514 config/rs6000/e500crtrest64gpr.asm,
7515 config/rs6000/e500crtresx32gpr.asm,
7516 config/rs6000/e500crtresx64gpr.asm,
7517 config/rs6000/e500crtsav32gpr.asm,
7518 config/rs6000/e500crtsav64gpr.asm,
7519 config/rs6000/e500crtsav64gprctr.asm,
7520 config/rs6000/e500crtsavg32gpr.asm,
7521 config/rs6000/e500crtsavg64gpr.asm,
7522 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
7523 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
7524 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
7525 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
7526 config/sparc/sol2-cn.asm: Remove .file directives.
7528 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
7530 * resource.c (mark_referenced_resources): Look inside
7531 UNSPEC_VOLATILEs and ASM_INPUTs.
7533 2008-07-02 Ian Lance Taylor <iant@google.com>
7535 * rtlanal.c (add_reg_note): New function.
7536 * rtl.h (add_reg_note): Declare.
7537 * auto-inc-dec.c (attempt_change): Use add_reg_note.
7538 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
7539 * builtins.c (expand_builtin_longjmp): Likewise.
7540 (expand_builtin_nonlocal_goto): Likewise.
7541 * calls.c (emit_call_1, expand_call): Likewise.
7542 * cfgexpand.c (add_reg_br_prob_note): Likewise.
7543 * cfglayout.c (fixup_reorder_chain): Likewise.
7544 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
7545 (commit_one_edge_insertion): Likewise.
7546 * combine.c (move_deaths, distribute_notes): Likewise.
7547 * df-problems.c (df_set_note): Likewise.
7548 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
7549 (set_unique_reg_note): Likewise.
7550 (emit_copy_of_insn_after): Likewise.
7551 * expr.c (expand_expr_real): Likewise.
7552 * gcse.c (add_label_notes): Likewise.
7553 * haifa-sched.c (create_check_block_twin): Likewise.
7554 * jump.c (mark_jump_label_1): Likewise.
7555 * loop-doloop.c (add_test, doloop_modify): Likewise.
7556 * loop-unswitch.c (compare_and_jump_seq): Likewise.
7557 * lower-subreg.c (move_eh_region_note): Likewise.
7558 * optabs.c (emit_libcall_block): Likewise.
7559 * predict.c (predict_insn): Likewise.
7560 (combine_predictions_for_insn): Likewise.
7561 * recog.c (peephole2_optimize): Likewise.
7562 * regmove.c (try_auto_increment): Likewise.
7563 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
7564 * reload.c (find_reloads): Likewise.
7565 * reload1.c (fixup_eh_region_note): Likewise.
7566 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
7567 * reorg.c (delete_prior_computation): Likewise.
7568 (delete_computation, dbr_schedule): Likewise.
7569 * config/pa/pa.c (legitimize_pic_address): Likewise.
7570 * config/sh/sh.c (sh_reorg): Likewise.
7572 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
7575 * config/libgcc-glibc.ver: Add %exclude.
7576 * config/m32r/libgcc-glibc.ver: Likwise.
7577 * config/s390/libgcc-glibc.ver: Likwise.
7578 * config/sh/libgcc-glibc.ver: Likwise.
7579 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
7581 * config/i386/libgcc-glibc.ver: New.
7583 * config/i386/libgcc-x86_64-glibc.ver: Removed.
7585 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
7587 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
7588 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
7589 i[34567]86-*-linux*, x86_64-*-linux*. Add
7590 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
7591 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
7592 x86_64-*-linux*. Add i386/t-linux to tmake_file for
7593 i[34567]86-*-linux*, x86_64-*-linux*.
7595 * libgcc-std.ver: Add empty GCC_4.4.0.
7597 * mkmap-symver.awk: Support multiple versions per symbol.
7599 * config/i386/i386.c (ix86_init_builtins): Always define
7600 __builtin_fabsq and __builtin_copysignq with fallbacks.
7601 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
7602 and __builtin_copysignq if SSE2 isn't available.
7604 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
7605 (LIBGCC2_TF_CEXT): Likwise.
7608 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
7610 * config/i386/sfp-machine.h: Moved to libgcc.
7612 * config/i386/sfp-machine.h: New.
7613 * config/i386/t-linux: Likwise.
7615 * config/i386/t-darwin: Remove softfp_wrap_start and
7617 * config/i386/t-darwin64: Likewise.
7619 * config/i386/t-fprules-softfp64: Renamed to ...
7620 * config/i386/t-fprules-softfp: This.
7622 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
7623 and softfp_wrap_end.
7625 2008-07-02 Jason Merrill <jason@redhat.com>
7627 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
7629 * tree.c (ctor_to_list): New fn.
7630 * tree.h: Declare it.
7631 (CONSTRUCTOR_ELT): New macro.
7632 (CONSTRUCTOR_NELTS): New macro.
7634 2008-07-02 Richard Guenther <rguenther@suse.de>
7636 * tree-ssa-structalias.c (struct variable_info): Reorder
7637 to fill padding on 64bit hosts. Make collapsed_to an int.
7638 (get_varinfo_fc): Deal with that.
7639 (new_var_info): Likewise.
7640 (collapse_rest_of_var): Likewise.
7642 2008-07-02 Joshua Sumali <jsumali@redhat.com>
7644 * doc/install.texi (--enable-java-home): Document.
7645 (--enable-aot-compile-rpm): Likewise.
7646 (--with-arch-directory): Likewise.
7647 (--with-os-directory): Likewise.
7648 (--with-origin-name): Likewise.
7649 (--with-arch-suffix): Likewise.
7650 (--with-jvm-root-dir): Likewise.
7651 (--with-jvm-jar-dir): Likewise.
7652 (--with-python-dir): Likewise.
7654 2008-07-02 Richard Guenther <rguenther@suse.de>
7656 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
7657 from decls explicitly. Merge operand checking from tuples.
7659 2008-07-02 Martin Jambor <mjambor@suse.cz>
7661 * tree-switch-conversion.c: Included timevar.h which I forgot before.
7663 2008-07-02 Martin Jambor <mjambor@suse.cz>
7665 * tree-switch-conversion.c: Included timevar.h
7666 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
7668 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
7670 2008-07-02 Martin Jambor <mjambor@suse.cz>
7672 * tree-switch-conversion.c: Corrected various comments and
7674 (build_constructors): Fixed minor formatting mistakes.
7676 * invoke.texi (Optimize Options): Corrected the
7677 switch-conversion-max-branch-ratio parameter.
7679 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
7681 * final.c (asm_insn_count): Return zero for an empty asm body.
7683 2008-07-02 Richard Guenther <rguenther@suse.de>
7685 * bitmap.h (bitmap_set_bit): Return bool.
7686 (bitmap_clear_bit): Likewise.
7687 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
7688 write to the bitmap if it would.
7689 (bitmap_clear_bit): Likewise.
7690 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
7691 bitmap_set_bit return value.
7692 (add_pred_graph_edge): Likewise.
7693 (add_graph_edge): Likewise.
7694 (do_sd_constraint): Likewise.
7695 (do_ds_constraint): Likewise.
7697 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7699 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
7700 Fix -Wc++-compat and/or -Wcast-qual warnings.
7701 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
7702 gen_regparm_prefix): Likewise.
7703 * vmsdbgout.c (write_modbeg, lookup_filename,
7704 vmsdbgout_source_line, vmsdbgout_init): Likewise.
7706 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
7708 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
7709 defaults.h definition apply.
7711 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
7713 * function.c (assign_parm_remove_parallels): New.
7714 (assign_parm_setup_block_p): Do not return true for non-BLKmode
7716 (assign_parm_setup_block): Do not handle them.
7717 (assign_parm_setup_reg, assign_parm_setup_stack): Call
7718 assign_parm_remove_parallels.
7720 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
7722 * c-typeck.c (convert_for_assignment): Use
7723 vector_targets_convertible_p.
7724 * c-common.c (vector_targets_convertible_p): New.
7725 * c-common.h (vector_targets_convertible_p): New prototype.
7726 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
7727 opaque_p_V2SI_type_node.
7729 2008-07-01 Steve Ellcey <sje@cup.hp.com>
7731 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
7734 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
7736 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
7737 TFmode constants via two element DImode vector for hosts with
7738 HOST_BITS_PER_WIDE_INT < 64.
7739 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
7740 also for HOST_BITS_PER_WIDE_INT < 64.
7742 2008-07-01 Richard Guenther <rguenther@suse.de>
7744 PR tree-optimization/36666
7745 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
7746 (get_constraint_exp_from_ssa_var): Split into ...
7747 (get_constraint_exp_for_temp): ... this ...
7748 (get_constraint_for_ssa_var): ... and that.
7749 Return constraint expressions for all touched sub-fields
7750 if the results address is not taken.
7751 (process_constraint): Remove assertion that aggregate
7752 assignments do not happen at this place.
7753 (get_constraint_for_component_ref): Add address_p argument.
7754 Return constraint expressions for all touched sub-fields
7755 if the results address is not taken.
7756 (do_deref): Use get_constraint_exp_for_temp.
7757 (get_constraint_for_1): Rename from ...
7758 (get_constraint_for): ... this. Add the old function as wrapper.
7759 (do_structure_copy): Use get_constraint_for_1.
7761 2008-07-01 Martin Jambor <mjambor@suse.cz>
7763 * Makefile.in (tree-switch-conversion.o): Add.
7764 (OBJS-common): Add tree-swtch-conversion.o.
7765 * passes.c (init_optimization_passes): Add pass_convert_switch.
7766 * tree-pass.h: (pass_convert_switch): Add.
7767 * tree-switch-conversion.c: New file.
7768 * gcc.dg/tree-ssa/cswtch.c: New testcase.
7769 * common.opt (ftree-cswtch): New option.
7770 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
7771 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
7772 * opts.c (decode_options): Set flag_tree_switch_conversion when
7773 optimization level is >= 2.
7774 * doc/invoke.texi (Optimize Options): Added description of
7775 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
7777 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7779 * config/darwin-driver.c (darwin_default_min_version): Fix
7780 -Wc++-compat warnings.
7782 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
7784 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
7787 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7789 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
7791 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7793 PR rtl-optimization/34744
7794 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
7795 (df_scan_free_internal): Free data structures not
7796 allocated in storage pools.
7797 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
7798 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
7799 df_scan_free_mws_vec.
7800 * dse.c (dse_step6): Free offset_map_p and offset_map_n
7803 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
7805 * config/i386/i386.c (contains_aligned_value_p): Return true
7807 (ix86_function_arg_boundary): Return its natural boundary
7809 (return_in_memory_32): Don't check TDmode.
7810 (ix86_split_to_parts): Support splitting into 4 parts and
7811 support TFmode for 32bit target.
7812 (ix86_split_long_move): Support splitting into 4 parts.
7813 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
7815 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
7816 (ix86_init_builtins): Here.
7817 (ix86_scalar_mode_supported_p): Always return true for TFmode.
7818 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
7819 'q' and 'w', respectively.
7821 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
7823 (movtf_internal): Likewise.
7824 (<code>tf2): Likewise.
7825 (*absnegtf2_sse): Likewise.
7826 (copysign<mode>3): Likewise.
7827 (copysign<mode>3_const): Likewise.
7828 (copysign<mode>3_var): Likewise.
7829 (define_split UNSPEC_COPYSIGN): Likewise.
7830 * config/i386/sse.md (*nandtf3): Likewise.
7831 (<code>tf3): Likewise.
7832 (*<code>tf3): Likewise.
7834 2008-06-30 Joey Ye <joey.ye@intel.com>
7835 H.J. Lu <hongjiu.lu@intel.com>
7837 * global.c (compute_regsets): Set frame_pointer_needed here.
7838 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
7840 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7842 * doc/install.texi (specific): Expand Windows build notes.
7844 2008-06-30 Ira Rosen <irar@il.ibm.com>
7846 PR tree-optimization/36648
7847 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
7848 number of prolog iterations by step. Fix the comment.
7850 2008-06-30 Richard Guenther <rguenther@suse.de>
7853 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
7854 handle calls from ECF_MALLOC functions.
7855 (handle_pure_call): ECF_MALLOC functions do not return
7857 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
7859 2008-06-29 Andreas Schwab <schwab@suse.de>
7861 * config/m68k/m68k.c (print_operand): Always print a float
7863 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
7864 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
7867 * config/rs6000/x-linux64: Remove never used file.
7869 2008-06-29 Richard Guenther <rguenther@suse.de>
7871 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
7873 (struct alias_info): Move ...
7874 * tree-ssa-alias.c: ... here.
7875 (update_alias_info): Declare.
7876 (compute_may_aliases): Call it.
7877 (update_alias_info): New function.
7878 * tree-ssa-structalias.c (update_alias_info): Move ...
7879 * tree-ssa-alias.c (update_alias_info_1): ... here.
7880 * tree-ssa-structalias.c (process_constraint_1): Remove
7881 unused from_call argument. Rename to ...
7882 (process_constraint): ... this. Delete old wrapper.
7883 (make_constraint_to): Adjust callers.
7884 (handle_const_call): Likewise.
7885 (handle_pure_call): Likewise.
7886 (init_base_vars): Likewise.
7887 (handle_lhs_call): Likewise. Remove unnecessary constraint.
7888 (find_func_aliases): We don't need structure copies for
7890 (make_constraint_from_anything): Remove.
7891 (create_variable_info_for): For globals make constraints
7892 from escaped, not from anything.
7893 (compute_points_to_sets): Do not call update_alias_info.
7894 (ipa_pta_execute): Use make_constraint_from.
7896 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7898 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
7899 (bitmap.o-warn, dominance.o-warn): New.
7900 * configure.ac (cxx_compat_warn): Delete.
7901 (loose_warn): Add -Wcast-qual and -Wc++-compat.
7902 * system.h: Remove #pragma diagnostic for -Wcast-qual and
7904 * configure: Regenerate.
7906 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
7909 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7911 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
7912 * df-scan.c (df_notes_rescan): Likewise.
7913 * ggc-page.c (set_page_table_entry): Likewise.
7914 * intl.c (gcc_gettext_width): Likewise.
7915 * varasm.c (get_unnamed_section, get_noswitch_section,
7916 get_section): Likewise.
7918 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
7920 * regrename.c (build_def_use): Don't copy RTX.
7922 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
7924 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
7925 (Type Attributes): Fix nesting of @table and @subsection. Adjust
7926 punctuation. Use @ref instead of @xref.
7927 (Function Names): Remove stray @display/@end display.
7928 (C++ Attributes): Use @ref instead of @xref.
7929 (Deprecated Features): Fix punctuation around @xref.
7930 (Backwards Compatibility): Likewise.
7931 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
7933 2008-06-28 Joseph Myers <joseph@codesourcery.com>
7935 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
7936 constants for E500 double.
7938 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7940 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
7941 element type of const_vector.
7943 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
7945 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
7946 Remove FLAGS_REG clobber from expander pattern.
7947 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
7948 (anddi3, andsi3, andhi3, andqi3): Ditto.
7949 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
7950 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
7951 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
7952 (ashlsi3, ashlhi3, ashlqi3): Ditto.
7953 (ashrsi3, ashrhi3, ashrqi3): Ditto.
7954 (lshrsi3, lshrhi3, lshrqi3): Ditto.
7955 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
7956 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
7958 2008-06-28 Richard Guenther <rguenther@suse.de>
7960 * tree-ssa-structalias.c (callused_id, var_callused,
7961 callused_tree): Add.
7962 (handle_pure_call): New function.
7963 (find_func_aliases): Call it.
7964 (find_what_p_points_to): Handle the call-used set.
7965 (clobber_what_escaped): Likewise.
7966 (compute_call_used_vars): New function.
7967 (init_base_vars): Init the call-used variable.
7968 (do_sd_constraint): Do not propagate the solution from CALLUSED
7969 but use CALLUSED as a placeholder.
7970 (solve_graph): Likewise.
7971 * tree-flow-inline.h (gimple_call_used_vars): New function.
7972 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
7973 (compute_call_used_vars): Declare.
7974 * tree-ssa-alias.c (set_initial_properties): Call
7975 compute_call_used_vars.
7976 (reset_alias_info): Clear call-used variables.
7977 (add_call_clobber_ops): Assert we are not called for const/pure
7978 functions. Remove handling of them.
7979 (add_call_read_ops): Handle pure functions by adding the
7980 call-used set of variables as VUSEs.
7981 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
7982 (delete_tree_ssa): Free it.
7983 * tree-dfa.c (remove_referenced_var): Clear the var from the
7986 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
7988 * tree.c (build_varargs_function_type_list): New.
7989 (build_function_type_list_1): New.
7990 (build_function_type_list): Use build_function_type_list_1.
7991 * tree.h (build_varargs_function_type_list): New.
7993 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7996 * config/spu/spu.c (spu_builtin_splats): Do not generate
7997 invalid CONST_VECTOR expressions.
7998 (spu_expand_vector_init): Likewise.
8000 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
8002 * optabs.c (libfunc_decls): New variable.
8003 (libfunc_decl_hash, libfunc_decl_eq): New functions.
8004 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
8005 for the same function twice.
8007 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
8009 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
8010 ix86_expand_binary_operator directly.
8011 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
8013 (*ashrti3_1): Ditto.
8014 (*lshrti3_1): Ditto.
8015 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
8016 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
8017 using only one splitter. Conditionaly execute splitter before or
8018 after peephole2 pass.
8019 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
8020 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
8021 Use only one alternative in asm template.
8022 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
8024 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
8025 "J" operand constraint for operand 2.
8026 (*ashldi3_cconly_rex64): Ditto.
8027 (*ashrdi3_cmp_rex64): Ditto.
8028 (*ashrdi3_cconly_rex64): Ditto.
8029 (*lshrdi3_cmp_rex64): Ditto.
8030 (*lshrdi3_cconly_rex64): Ditto.
8031 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
8032 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
8033 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
8036 2008-06-27 Jakub Jelinek <jakub@redhat.com>
8038 * gimplify.c (omp_is_private): Don't return true if decl is not
8039 already private on #pragma omp for or #pragma omp parallel for.
8042 * tree-cfg.c (struct move_stmt_d): Replace block field with
8043 orig_block and new_block fields.
8044 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
8045 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
8046 (move_block_to_fn): Replace vars_map and new_label_map arguments
8047 with struct move_stmt_d pointer.
8048 (replace_block_vars_by_duplicates): New function.
8049 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
8050 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
8051 all subblocks of ORIG_BLOCK to the new function. Call
8052 replace_block_vars_by_duplicates.
8053 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
8054 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
8055 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
8056 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
8057 (expand_omp): Temporarily set input_location to the location of
8058 region's controlling stmt.
8059 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
8060 BIND_EXPR, push ctx->block_vars and gimplification vars into
8061 the BIND_EXPR and its block's BLOCK_VARS instead of directly
8063 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
8064 there are any BLOCK_VARS.
8065 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
8066 OMP_PARALLEL or OMP_TASK stmt.
8067 (lower_omp): Save and restore input_location around the lower_omp_1
8070 2008-06-27 Richard Guenther <rguenther@suse.de>
8072 PR tree-optimization/36400
8073 PR tree-optimization/36373
8074 PR tree-optimization/36344
8075 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
8076 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
8077 (update_alias_info): Remove call clobbering code.
8078 (make_constraint_to): New helper function.
8079 (make_escape_constraint): Likewise.
8080 (handle_rhs_call): Use it on all pointer containing arguments.
8081 Also mark the static chain escaped.
8082 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
8083 instead of ANYTHING.
8084 (make_constraint_from): New helper split out from ...
8085 (make_constraint_from_anything): ... here.
8086 (find_func_aliases): Add constraints for escape sites.
8087 (intra_create_variable_infos): Make constraints from NONLOCAL
8089 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
8091 (clobber_what_p_points_to): Remove.
8092 (clobber_what_escaped): New function.
8093 (init_base_vars): Init NONLOCAL and ESCAPED.
8094 (do_sd_constraint): Do not propagate the solution from ESCAPED
8095 but use ESCAPED as a placeholder.
8096 (solve_graph): Likewise.
8097 * tree-flow.h (clobber_what_p_points_to): Remove.
8098 (clobber_what_escaped): Declare.
8099 * tree-ssa-alias.c (set_initial_properties): Call it.
8100 Remove code clobbering escaped pointers.
8102 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8104 * function.c (allocate_struct_function): Only allocate a unique
8105 funcdef_no if the decl is nonzero.
8107 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8109 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
8110 * config/mips/mips.c (mips_split_const_insns): New function.
8111 * config/mips/mips.md (move_type): New attribute.
8112 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
8113 (dword_mode): New attribute.
8114 (type): Avoid long line. Map "move_type"s to "type"s,
8115 choosing "multi" for doubleword moves if appropriate.
8116 Swap MTC/MFC comments to match their declaration order.
8117 (extended_mips16): Default to "yes" if "move_type" is "sll0",
8118 "type" is "branch" or "jal" is "direct".
8119 (length): Handle "extended_mips16" first. Make the default
8120 "0" for "ghost" instructions. Set the length from "move_type".
8121 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
8122 of "type", with "sll0" for the register alternative. Remove the
8123 "extended_mips16" attribute.
8124 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
8125 of "type", with "shift_shift" for the register alternative.
8126 Remove the "length" attribute.
8127 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
8128 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
8129 of "type", with "andi" for the register alternative.
8130 (*zero_extendqihi2): Likewise.
8131 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
8132 of "andi" instead of a "type" of "arith".
8133 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
8135 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
8136 (mov_<store>r, *mov<mode>_ra): Likewise.
8137 (extendsidi2): Use "move_type" instead of "type", with "move"
8138 for the register alternative.
8139 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
8140 of "type", with "signext" for the register alternative.
8141 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
8142 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
8143 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
8144 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
8145 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
8146 (unnamed branch insn): Likewise.
8147 (*movdi_gp32_fp64): Fold into...
8148 (*movdi_32bit): ...here.
8149 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
8150 (*movdf_hardfloat): ...this new pattern.
8151 (*movdf_softfloat): Remove redundant FPR alternatives.
8152 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
8153 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
8154 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
8155 the "move" attribute.
8156 (*movdi_32bit): Use "move_type" instead of "type" and remove the
8157 "length" attribute. Use "fpload" and "fpstore" instead of "load"
8158 and "store" for COP loads and stores.
8159 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
8160 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
8161 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
8162 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
8163 (*movtf_mips16, *movv2sf): Likewise.
8164 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
8165 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
8166 (mfhc1<mode>): Use "move_type" instead of "move".
8167 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
8168 (loadgp_blockage): Remove the "length" attribute.
8169 (blockage, set_got_version, update_got_version): Likewise.
8170 (call_internal): Remove the "extended_mips16" attribute.
8171 (call_value_internal, call_value_multiple_internal): Likewise.
8172 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
8174 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
8175 the "length" attribute.
8177 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8179 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
8180 -Wcast-qual warnings.
8181 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
8182 handle_pragma_pop_macro): Likewise.
8183 * collect2.c (resolve_lib_name): Likewise.
8184 * config/arc/arc.c (arc_init): Likewise.
8185 * config/arm/arm.c (neon_builtin_compare,
8186 locate_neon_builtin_icode): Likewise.
8187 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
8188 * config/bfin/bfin.c (bfin_init_machine_status,
8189 bfin_optimize_loop): Likewise.
8190 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
8191 * config/cris/cris.c (cris_init_expanders): Likewise.
8192 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
8193 * config/darwin.c (machopic_indirection_eq,
8194 machopic_indirection_name, machopic_output_indirection): Likewise.
8195 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
8196 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
8197 frv_optimize_membar): Likewise.
8198 * config/i386/cygwin.h (mingw_scan,
8199 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
8200 * config/i386/cygwin1.c (mingw_scan): Likewise.
8201 * config/i386/i386.c (machopic_output_stub): Likewise.
8202 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
8203 i386_pe_unique_section): Likewise.
8204 * config/ia64/ia64.c (ia64_init_machine_status,
8205 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
8207 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
8208 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
8209 * config/m68k/m68k.c (m68k_handle_option,
8210 m68k_sched_md_init_global): Likewise.
8211 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
8212 mcore_unique_section): Likewise.
8213 * config/mips/mips.c (mips_block_move_straight,
8214 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
8216 * config/mmix/mmix.c (mmix_init_machine_status,
8217 mmix_encode_section_info): Likewise.
8218 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
8219 * config/rs6000/rs6000.c (rs6000_init_machine_status,
8220 print_operand_address, output_toc, redefine_groups,
8221 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
8222 * config/s390/s390.c (s390_init_machine_status): Likewise.
8223 * config/score/score.c (score_block_move_straight,
8224 score_block_move_loop_body): Likewise.
8225 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
8226 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
8227 * emit-rtl.c (find_auto_inc): Likewise.
8228 * gcc.c (translate_options, process_command): Likewise.
8229 * reorg.c (dbr_schedule): Likewise.
8230 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
8231 * xcoffout.c (xcoffout_declare_function): Likewise.
8233 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
8235 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
8236 ipa-pta working again.
8238 2008-06-27 David Edelsohn <edelsohn@gnu.org>
8240 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
8243 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
8245 * config.gcc (powerpc*-*-*): Add new core e500mc.
8246 * config/rs6000/e500mc.md: New file.
8247 * config/rs6000/rs6000.c (processor_costs): Add new costs for
8249 (rs6000_override_options): Add e500mc case to
8250 processor_target_table. Altivec and Spe options not allowed
8251 with e500mc. Add isel instruction to e500mc by
8252 default. Initialize rs6000_cost for e500mc.
8253 (rs6000_issue_rate): Set issue rate for e500mc.
8254 * config/rs6000/rs6000.h (processor_type): Add
8255 PROCESSOR_PPCE500MC.
8256 (ASM_CPU_SPEC): Add e500mc.
8257 Set TARGET_ISEL to rs6000_isel.
8258 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
8259 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
8260 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
8262 * doc/invoke.texi: Add e500mc to list of cpus.
8264 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8267 * c-lex.c (lex_charconst): Initialize unsignedp.
8269 2008-06-27 Olivier Hainque <hainque@adacore.com>
8271 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
8272 documented assumptions.
8274 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
8276 * dwarf2out.c: Remove trailing white spaces. Break long line
8279 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
8281 * libfuncs.h (LTI_synchronize): New libfunc_index.
8282 (synchronize_libfunc): Declare.
8283 * builtins.c (expand_builtin_synchronize): Consider using
8284 synchronize_libfunc before falling back on an asm blockage.
8285 * config/mips/mips.c: Include libfuncs.h
8286 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
8288 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
8290 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
8291 parameter. Copy stack_reg to r11 where appropriate.
8292 (no_global_regs_above): Add gpr parameter.
8293 (rs6000_stack_info): Only add padding for SPE save area if we
8294 are saving SPE GPRs and CR.
8295 (saveres_routine_syms): New variable.
8296 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
8298 (rs6000_savres_routine_sym): New function.
8299 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
8301 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
8302 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
8303 Tweak FPR out-of-line saving.
8304 (rs6000_make_savres_rtx): New function.
8305 (rs6000_use_multiple_p): New function.
8306 (rs6000_savres_strategy): New function.
8307 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
8308 out-of-line if appropriate.
8309 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
8310 if we are optimizing for size.
8311 (GP_SAVE_INLINE): Define.
8312 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
8313 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
8314 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
8315 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
8316 (*save_fpregs_<mode>): Add use of r11.
8317 (*restore_gpregs_<mode>): New insn.
8318 (*return_and_restore_gpregs_<mode>): New insn.
8319 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
8321 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
8322 (*restore_gpregs_spe): New insn.
8323 (*return_and_restore_gpregs_spe): New insn.
8324 * config/rs6000/predicates.md (save_world_operation): Fix check.
8326 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8328 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
8329 this point, so assert that.
8331 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8333 * cfganal.c: Include vec.h and vecprim.h.
8334 (compute_idf): Import from...
8335 * tree-into-ssa (compute_idf): ...here.
8336 * basic-block.h (compute_idf): Export.
8338 2008-06-26 Joseph Myers <joseph@codesourcery.com>
8340 * c-decl.c (merge_decls): Use !current_function_decl to check for
8341 extern declaration of C99 inline function being at file scope.
8343 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
8345 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
8347 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8349 * alias.c (record_alias_subset, init_alias_analysis): Fix
8350 -Wc++-compat and/or -Wcast-qual warnings.
8351 * attribs.c (lookup_attribute_spec): Likewise.
8352 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
8353 copy_bb, connect_traces,
8354 find_rarely_executed_basic_blocks_and_cr): Likewise.
8355 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
8356 note_btr_set, migrate_btr_defs): Likewise.
8357 * builtins.c (result_vector, expand_builtin_memcpy,
8358 expand_builtin_mempcpy_args, expand_builtin_strncpy,
8359 builtin_memset_read_str, expand_builtin_printf,
8360 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
8362 * caller-save.c (mark_set_regs): Likewise.
8363 * calls.c (expand_call, emit_library_call_value_1): Likewise.
8364 * cgraph.c (cgraph_edge): Likewise.
8365 * combine.c (likely_spilled_retval_1): Likewise.
8366 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
8367 htab_counts_entry_del, get_coverage_counts): Likewise.
8368 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
8369 new_cselib_val): Likewise.
8370 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
8371 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
8373 * df-core.c (df_compact_blocks): Likewise.
8374 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
8375 * df-scan.c (df_grow_reg_info, df_ref_create,
8376 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
8377 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
8378 df_record_entry_block_defs, df_record_exit_block_uses,
8379 df_bb_verify): Likewise.
8380 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
8381 DF_REF_EXTRACT_MODE_CONST): New.
8382 * dominance.c (get_immediate_dominator, get_dominated_by,
8383 nearest_common_dominator, root_of_dom_tree,
8384 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
8385 -Wc++-compat and/or -Wcast-qual warnings.
8386 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
8387 record_store, replace_read, check_mem_read_rtx, scan_insn,
8388 dse_step1, dse_record_singleton_alias_set): Likewise.
8389 * dwarf2asm.c (dw2_force_const_mem): Likewise.
8391 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8393 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
8394 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
8395 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
8396 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
8397 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
8398 add_ranges_num, add_ranges_by_labels, file_info_cmp,
8399 file_name_acquire, output_file_names, add_const_value_attribute,
8400 premark_used_types_helper, file_table_eq, file_table_hash,
8401 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
8402 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
8403 -Wcast-qual warnings.
8404 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
8405 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
8406 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
8407 gen_reg_rtx, start_sequence, init_emit): Likewise.
8408 * et-forest.c (et_new_occ, et_new_tree): Likewise.
8409 * except.c (init_eh_for_function, gen_eh_region,
8410 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
8411 arh_to_landing_pad, arh_to_label, add_action_record,
8412 add_call_site, switch_to_exception_section): Likewise.
8413 * expmed.c (synth_mult): Likewise.
8414 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
8415 store_expr): Likewise.
8416 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
8418 * function.c (assign_stack_temp_for_type,
8419 allocate_struct_function, match_asm_constraints_1): Likewise.
8420 * gcov-io.c (gcov_allocate): Likewise.
8421 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
8422 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
8423 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
8424 record_one_set, insert_expr_in_table, insert_set_in_table,
8425 dump_hash_table, compute_hash_table_work, alloc_hash_table,
8426 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
8427 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
8428 -Wcast-qual warnings.
8430 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8432 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
8433 -Wcast-qual warnings.
8434 * gcc.c (process_command): Likewise.
8435 * genattrtab.c (oballoc): Use XOBNEW.
8436 (oballocvec): Define.
8437 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
8438 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
8439 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
8440 -Wc++-compat and/or -Wcast-qual warnings.
8441 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
8442 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
8443 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
8444 gen_presence_absence_set, gen_automaton, gen_regexp_el,
8445 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
8446 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
8447 add_excls, process_presence_absence_names,
8448 process_presence_absence_patterns, add_presence_absence,
8449 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
8450 get_free_state, add_arc, get_free_automata_list_el,
8451 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
8452 transform_3, cache_presence, create_ainsns, create_automata,
8453 create_state_ainsn_table, dfa_insn_code_enlarge,
8454 output_trans_func, output_min_issue_delay_func,
8455 output_dead_lock_func, output_reset_func,
8456 output_get_cpu_unit_code_func, output_dfa_start_func,
8457 expand_automata): Likewise.
8458 * genextract.c (gen_insn): Likewise.
8459 * gengtype-lex.l: Likewise.
8460 * gengtype.c (read_input_list, adjust_field_type,
8461 process_gc_options): Likewise.
8462 * genoutput.c (note_constraint): Likewise.
8463 * genpreds.c (mangle, add_constraint): Likewise.
8464 * genrecog.c (process_define_predicate, new_decision,
8465 add_to_sequence): Likewise.
8466 * gensupport.c (record_insn_name): Likewise.
8468 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8470 * config/i386/driver-i386.c (detect_caches_amd,
8471 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
8472 and/or -Wcast-qual warnings.
8473 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
8474 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
8475 gt_pch_save): Likewise.
8476 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
8477 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
8478 * global.c (compute_regsets): Likewise.
8479 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
8480 finish_graph_dump_file): Likewise.
8481 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
8482 unlink_bb_notes): Likewise.
8483 * integrate.c (get_hard_reg_initial_val): Likewise.
8484 * ipa-prop.c (ipa_push_func_to_list): Likewise.
8485 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
8486 * local-alloc.c (update_equiv_regs): Likewise.
8487 * loop-invariant.c (check_invariant_table_size,
8488 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
8490 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
8491 altered_reg_used, mark_altered): Likewise.
8492 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
8493 insert_var_expansion_initialization,
8494 combine_var_copies_in_loop_exit, apply_opt_in_copies,
8495 release_var_copies): Likewise.
8496 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
8497 analyze_matrix_decl, add_allocation_site, analyze_transpose,
8498 analyze_accesses_for_phi_node, check_var_notmodified_p,
8499 check_allocation_function, find_sites_in_func,
8500 record_all_accesses_in_func, transform_access_sites,
8501 transform_allocation_sites): Likewise.
8502 * omp-low.c (new_omp_region, create_omp_child_function_name,
8503 check_omp_nesting_restrictions, check_combined_parallel,
8504 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
8505 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
8506 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
8507 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
8509 * opts-common.c (prune_options): Likewise.
8510 * opts.c (add_input_filename, print_filtered_help,
8511 get_option_state): Likewise.
8512 * params.c (add_params): Likewise.
8513 * passes.c (set_pass_for_id, next_pass_1,
8514 do_per_function_toporder, pass_fini_dump_file): Likewise.
8515 * postreload.c (reload_cse_simplify_operands): Likewise.
8516 * predict.c (tree_predicted_by_p, tree_predict_edge,
8517 clear_bb_predictions, combine_predictions_for_bb): Likewise.
8519 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8521 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
8523 * recog.c (check_asm_operands, validate_change_1): Likewise.
8524 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
8525 subst_asm_stack_regs): Likewise.
8526 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
8527 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
8528 * regmove.c (reg_is_remote_constant_p): Likewise.
8529 * regrename.c (regrename_optimize, scan_rtx_reg,
8530 kill_clobbered_value, kill_set_value, kill_autoinc_value):
8532 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
8533 regstat_compute_calls_crossed): Likewise.
8534 * reload1.c (init_reload, new_insn_chain,
8535 has_nonexceptional_receiver, reload, copy_reloads,
8536 calculate_needs_all_insns, init_elim_table): Likewise.
8537 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
8538 * rtl.c (shallow_copy_rtx_stat): Likewise.
8539 * rtlanal.c (parms_set): Likewise.
8540 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
8541 sbitmap_resize, sbitmap_vector_alloc): Likewise.
8542 * sched-ebb.c (earliest_block_with_similiar_load,
8543 add_deps_for_risky_insns): Likewise.
8544 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
8545 schedule_region): Likewise.
8546 * see.c (eq_descriptor_pre_extension,
8547 hash_descriptor_pre_extension, hash_del_pre_extension,
8548 eq_descriptor_properties, hash_descriptor_properties,
8549 hash_del_properties, see_seek_pre_extension_expr,
8550 see_initialize_data_structures, see_print_register_properties,
8551 see_print_pre_extension_expr, see_delete_merged_def_extension,
8552 see_delete_unmerged_def_extension, see_emit_use_extension,
8553 see_pre_delete_extension, see_map_extension, see_commit_changes,
8554 see_analyze_merged_def_local_prop,
8555 see_analyze_merged_def_local_prop,
8556 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
8557 see_set_prop_merged_def, see_set_prop_unmerged_def,
8558 see_set_prop_unmerged_use, see_print_one_extension,
8559 see_merge_one_use_extension, see_merge_one_def_extension,
8560 see_store_reference_and_extension, see_update_uses_relevancy,
8561 see_update_defs_relevancy): Likewise.
8562 * statistics.c (hash_statistics_hash, hash_statistics_eq,
8563 hash_statistics_free, curr_statistics_hash): Likewise.
8564 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
8565 expand_asm_operands, expand_return, case_bit_test_cmp,
8566 expand_case): Likewise.
8567 * stor-layout.c (start_record_layout): Likewise.
8568 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
8569 gt_pch_save_stringpool): Likewise.
8570 * tree-data-ref.c (hash_stmt_vertex_info,
8571 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
8572 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
8574 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
8577 * config/i386/i386.md : Change constraints of HImode and QImode
8578 immediate operands from "i" to "n". Change SImode "ni" constraint to
8579 "i" and SImode "rmi" constraint to "g". Remove all constraints
8580 from const0_operand and const1_operand predicated operands.
8581 (i): Change QImode and HImode attribute from "i" to "n".
8582 (*subqi_2): Change HImode operands to QImode.
8585 2008-06-25 Olivier Hainque <hainque@adacore.com>
8587 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
8590 2008-06-25 Richard Guenther <rguenther@suse.de>
8592 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
8593 not overflow the result type.
8595 2008-06-25 Richard Guenther <rguenther@suse.de>
8597 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
8598 (vn_lookup): Likewise.
8600 2008-06-25 Richard Guenther <rguenther@suse.de>
8602 PR tree-optimization/35518
8603 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
8604 * tree-sra.c (instantiate_element): Use fold_build3 to build
8606 (try_instantiate_multiple_fields): Likewise.
8608 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8610 * config/rs6000/rs6000.md: Change all string instruction's clobber to
8613 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8615 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
8616 use_backchain_to_restore_sp to true
8617 if the offset of the link register save area would go over the 32k - 1
8618 offset limit of the load
8621 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
8623 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
8624 anchor for the type-punning blurb. Cross-reference "Structures
8625 unions enumerations and bit-fields implementation". Provide a
8626 cast-through-pointer example. Make final sentence self-contained.
8627 * doc/implement-c.texi (Structures unions enumerations and
8628 bit-fields implementation): Cross-reference the type-punning blurb
8629 in the -fstrict-aliasing documentation.
8631 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8634 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
8635 the memory instead of the memory itself for the save area.
8637 2008-06-24 Olivier Hainque <hainque@adacore.com>
8638 Nicolas Roche <roche@adacore.com>
8640 * gengtype.c (srcdir_len): size_t instead of int.
8641 (get_file_realbasename): New function. For F a filename, the real
8642 basename of F, with all the path components stripped.
8643 (get_file_srcdir_relative_path): New function. For F a filename, the
8644 relative path to F from $(srcdir).
8645 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
8646 get_file_realbasename. Adjust the head comment.
8647 (get_prefix_langdir_index): New function. For F a filename, return the
8648 lang_dir_names[] relative index of the language directory that is
8650 (get_file_langdir): For F a filename, return the name of the language
8651 directory where F is located.
8652 (get_file_gtfilename): New function. The gt- output file name for an
8654 (get_output_file_with_visibility): Replace in-line computations with
8655 uses of get_file_gtfilename and get_prefix_langdir_index.
8656 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
8658 2008-06-24 Jakub Jelinek <jakub@redhat.com>
8660 PR tree-optimization/36504
8661 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
8662 references without base address.
8664 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
8667 * calls.c (expand_call): Increase alignment for recursive functions.
8669 2008-06-23 Anatoly Sokolov <aesok@post.ru>
8671 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
8672 (TARGET_FUNCTION_VALUE): New define.
8673 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
8674 * config/avr/avr.h (FUNCTION_VALUE): Remove.
8676 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
8678 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
8679 (fmod<mode>3): Ditto.
8680 (remainderxf3): Ditto.
8681 (remainder<mode>3): Ditto.
8683 2008-06-23 Jakub Jelinek <jakub@redhat.com>
8686 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
8687 REG is a hard register.
8689 PR tree-optimization/36508
8690 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
8691 499, don't check it at all in release compilers.
8693 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
8695 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
8696 together with SSE_TARGET_MATH to disable insn pattern.
8697 (*fop_<MODEF:mode>_2_i387): Ditto.
8698 (*fop_<MODEF:mode>_3_i387): Ditto.
8700 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
8702 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
8704 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8707 * gimplify.c (gimplify_asm_expr): Check the return code of
8708 parse_output_constraint call, set function return and is_inout
8711 2008-06-22 Ian Lance Taylor <iant@google.com>
8713 * c-lex.c (narrowest_unsigned_type): Change itk to int.
8714 (narrowest_signed_type): Likewise.
8715 * c-typeck.c (c_common_type): Change local variable mclass to enum
8717 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
8718 tcc_comparison, not the tree code itself.
8719 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
8720 (c_expand_expr): Cast modifier to enum expand_modifier.
8721 * c-common.h (C_RID_CODE): Add casts.
8722 (C_SET_RID_CODE): Define.
8723 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
8724 (c_lex_one_token): Add cast to avoid warning.
8725 (c_parser_objc_type_name): Rename local typename to type_name.
8726 (check_no_duplicate_clause): Change code parameter to enum
8728 (c_parser_omp_var_list_parens): Change kind parameter to enum
8730 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
8731 c_parser_omp_list_var_parens.
8732 (c_parser_omp_threadprivate): Likewise.
8733 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
8734 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
8735 * c-format.c (NO_FMT): Define.
8736 (printf_length_specs): Use NO_FMT.
8737 (asm_fprintf_length_specs): Likewise.
8738 (gcc_diag_length_specs): Likewise.
8739 (scanf_length_specs): Likewise.
8740 (strfmon_length_specs): Likewise.
8741 (gcc_gfc_length_specs): Likewise.
8742 (printf_flag_specs): Change 0 to STD_C89.
8743 (asm_fprintf_flag_specs): Likewise.
8744 (gcc_diag_flag_specs): Likewise.
8745 (gcc_cxxdiag_flag_specs): Likewise.
8746 (scanf_flag_specs): Likewise.
8747 (strftime_flag_specs): Likewise.
8748 (strfmon_flag_specs): Likewise.
8749 (print_char_table): Likewise.
8750 (asm_fprintf_char_table): Likewise.
8751 (gcc_diag_char_table): Likewise.
8752 (gcc_tdiag_char_table): Likewise.
8753 (gcc_cdiag_char_table): Likewise.
8754 (gcc_cxxdiag_char_table): Likewise.
8755 (gcc_gfc_char_table): Likewise.
8756 (scan_char_table): Likewise.
8757 (time_char_table): Likewis.
8758 (monetary_char_table): Likewise.
8759 * c-format.h (BADLEN): Likewise.
8761 2008-06-21 Ian Lance Taylor <iant@google.com>
8763 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
8764 Define END_OF_BASE_TREE_CODES around inclusion.
8765 * tree.c (tree_code_type): New global array.
8766 (tree_code_length, tree_code_name): Likewise.
8767 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
8769 (all-tree.def, s-alltree): New targets.
8770 (gencheck.h, s-gencheck): Remove.
8771 (tree.o): Depend upon all-tree.def.
8772 (build/gencheck.o): Remove gencheck.h dependency.
8773 (mostlyclean): Don't remove gencheck.h.
8774 * c-common.h (enum c_tree_code): Remove.
8775 * c-lang.c (tree_code_type): Remove.
8776 (tree_code_length, tree_code_name): Remove.
8777 * gencheck.c (tree_codes): Include all-tree.def, rather than
8778 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
8780 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
8782 * cp/cp-tree.h (enum cplus_tree_code): Remove.
8783 (operator_name_info): Size to MAX_TREE_CODES.
8784 (assignment_operator_name_info): Likewise.
8785 * cp/cp-lang.c (tree_code_type): Remove.
8786 (tree_code_length, tree_code_name): Remove.
8787 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
8788 (assignment_operator_name_info): Likewise.
8789 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
8791 * cp/mangle.c (write_expression): Likewise.
8792 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
8793 * fortran/f95-lang.c (tree_code_type): Remove.
8794 (tree_code_length, tree_code_name): Remove.
8795 * java/java-tree.h (enum java_tree_code): Remove.
8796 * java/lang.c (tree_code_type): Remove.
8797 (tree_code_length, tree_code_name): Remove.
8798 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
8799 * objc/objc-act.h (enum objc_tree_code): Remove.
8800 * objc/objc-lang.c (tree_code_type): Remove.
8801 (tree_code_length, tree_code_name): Remove.
8802 * objcp/objcp-lang.c (tree_code_type): Remove.
8803 (tree_code_length, tree_code_name): Remove.
8804 * ada/ada-tree.h (enum gnat_tree_code): Remove.
8805 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
8806 * ada/misc.c (tree_code_type): Remove.
8807 (tree_code_length, tree_code_name): Remove.
8809 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
8811 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
8812 the grand_bitmap_obstack.
8814 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8816 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
8817 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
8818 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
8819 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
8820 move_stmt_r, new_label_mapper): Likewise.
8821 * tree-complex.c (cvc_lookup): Likewise.
8822 * tree-dfa.c (create_function_ann): Likewise.
8823 * tree-dump.c (dump_register): Likewise.
8824 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
8825 find_phi_replacement_condition): Likewise.
8826 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
8827 tree_function_versioning): Likewise.
8828 * tree-into-ssa.c (cmp_dfsnum): Likewise.
8829 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
8830 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
8831 get_nonlocal_debug_decl, convert_nonlocal_reference,
8832 convert_nonlocal_omp_clauses, get_local_debug_decl,
8833 convert_local_reference, convert_local_omp_clauses,
8834 convert_nl_goto_reference, convert_nl_goto_receiver,
8835 convert_tramp_reference, convert_call_expr): Likewise.
8836 * tree-outof-ssa.c (contains_tree_r): Likewise.
8837 * tree-parloops.c (reduction_phi, initialize_reductions,
8838 eliminate_local_variables_1, add_field_for_reduction,
8839 add_field_for_name, create_phi_for_local_result,
8840 create_call_for_reduction_1, create_loads_for_reductions,
8841 create_stores_for_reduction, create_loads_and_stores_for_name):
8843 * tree-phinodes.c (allocate_phi_node): Likewise.
8844 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
8845 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
8846 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
8847 * tree-ssa-coalesce.c (compare_pairs): Likewise.
8848 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
8849 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
8850 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
8851 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
8852 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
8853 vn_nary_op_insert): Likewise.
8854 * tree-ssa.c (redirect_edge_var_map_add,
8855 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
8856 * tree-vectorizer.c (vectorize_loops): Likewise.
8857 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
8858 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
8859 tree_cons_stat, build1_stat, build_variant_type_copy,
8860 decl_init_priority_lookup, decl_fini_priority_lookup,
8861 decl_priority_info, decl_restrict_base_lookup,
8862 decl_restrict_base_insert, decl_debug_expr_lookup,
8863 decl_debug_expr_insert, decl_value_expr_lookup,
8864 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
8865 type_hash_add, get_file_function_name, tree_check_failed,
8866 tree_not_check_failed, tree_range_check_failed,
8867 omp_clause_range_check_failed, build_omp_clause,
8868 build_vl_exp_stat): Likewise.
8869 * value-prof.c (gimple_histogram_value,
8870 gimple_duplicate_stmt_histograms): Likewise.
8871 * var-tracking.c (attrs_list_insert, attrs_list_copy,
8872 unshare_variable, variable_union_info_cmp_pos, variable_union,
8873 dataflow_set_different_1, dataflow_set_different_2,
8874 vt_find_locations, variable_was_changed, set_variable_part,
8875 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
8876 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
8877 section_entry_hash, object_block_entry_eq,
8878 object_block_entry_hash, create_block_symbol,
8879 initialize_cold_section_name, default_function_rodata_section,
8880 strip_reg_name, set_user_assembler_name, const_desc_eq,
8881 build_constant_desc, output_constant_def, lookup_constant_def,
8882 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
8883 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
8884 default_internal_label): Likewise.
8885 * varray.c (varray_init, varray_grow): Likewise.
8886 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
8888 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
8890 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
8891 operators for "test" insn. Macroize insn using SWI mode macro.
8892 (*jcc_fused_2): Ditto.
8893 (*jcc_fused_3): Macroize insn using SWI mode macro.
8894 (*jcc_fused_4): Ditto.
8896 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
8898 * tree-ssa-pre.c: Fix typo in comment.
8899 (init_antic, fini_antic): Add explicit funtions for
8900 initializing and deinitializing ANTIC and AVAIL sets.
8901 (create_expression_by_pieces): Fix typo in comment.
8902 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
8903 (execute_pre): Eventually dump details about ANTIC_IN.
8905 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8907 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
8908 * gcc.c (translate_options, init_spec, store_arg, read_specs,
8909 add_to_obstack, file_at_path, find_a_file, execute,
8910 add_preprocessor_option, add_assembler_option, add_linker_option,
8911 process_command, insert_wrapper, do_option_spec, do_self_spec,
8912 spec_path, do_spec_1, is_directory, main, used_arg,
8913 getenv_spec_function): Likewise.
8914 * tlink.c (symbol_hash_lookup, file_hash_lookup,
8915 demangled_hash_lookup, symbol_push, file_push, frob_extension):
8918 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
8920 * doc/rtl.texi: Updated subreg section.
8922 2008-06-19 Jakub Jelinek <jakub@redhat.com>
8925 * cgraphunit.c (cgraph_process_new_functions): Don't clear
8926 node->needed and node->reachable.
8927 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
8928 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
8929 (expand_task_call): Don't call expand_task_copyfn.
8930 (expand_task_copyfn): Renamed to...
8931 (finalize_task_copyfn): ... this.
8933 2008-06-19 Jan Hubicka <jh@suse.cz>
8935 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
8936 clobbering framepointer.
8938 2008-06-19 Jan Hubicka <jh@suse.cz>
8940 * tree-optimize.c (execute_early_local_optimizations): Set
8941 cgraph_state only at first invocation.
8943 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8945 * system.h (-Wc++-compat): Activate as a warning, no an error.
8947 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
8949 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
8950 instead of "#" in insn asm template.
8951 (*jcc_fused_2): Ditto.
8953 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
8955 * config/i386/i386.h (ix86_tune_indices)
8956 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
8957 (TARGET_FUSE_CMP_AND_BRANCH): New define.
8958 * config/i386/i386.md (*jcc_fused_1): New insn pattern
8959 (*jcc_fused_2): Ditto.
8960 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
8961 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
8962 (print operand): Handle 'E' and 'e' code.
8964 2008-06-19 Anatoly Sokolov <aesok@post.ru>
8966 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
8967 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8968 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8970 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
8972 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
8974 (cgraph_expand_function): Use local copy of decl.
8975 (cgraph_expand_all_functions): Remove redundant initialization of
8977 (cgraph_optimize): Reword internal_error message.
8979 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
8981 * arm-protos.h (arm_return_in_memory): Remove public
8982 arm_return_in_memory() prototype.
8983 * arm.c (arm_return_in_memory): Add static prototype, add target
8984 hook macro, change definition and comments.
8985 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
8987 2008-06-19 Ben Elliston <bje@au.ibm.com>
8989 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
8990 real.c: Remove references to IEEE 754R.
8991 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
8992 * doc/libgcc.texi (Decimal float library routines): Likewise.
8994 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8996 * targhooks.h (struct gcc_target): New member unwind_word_mode.
8997 (default_unwind_word_mode): Add prototype.
8998 * targhooks.c (default_unwind_word_mode): New function.
8999 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
9000 instead of word_mode.
9001 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
9002 (TARGET_INITIALIZER): Use it.
9004 * c-common.c (handle_mode_attribute): Support "unwind_word"
9006 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
9008 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
9009 word_mode to access SjLj_Function_Context member "data".
9010 (sjlj_emit_dispatch_table): Likewise. Also, perform type
9011 conversion from targetm.eh_return_filter_mode () to
9012 targetm.unwind_word_mode () if they differ.
9014 * builtin-types.def (BT_UNWINDWORD): New primitive type.
9015 (BT_FN_UNWINDWORD_PTR): New function type.
9016 (BT_FN_WORD_PTR): Remove.
9017 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
9018 * except.c (expand_builtin_extend_pointer): Convert pointer to
9019 targetm.unwind_word_mode () instead of word_mode.
9021 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
9022 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
9023 (spu_unwind_word_mode): New function.
9024 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
9025 (TARGET_UNWIND_WORD_MODE): Define.
9026 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
9028 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9030 * config/spu/spu.c (reg_align): Remove.
9031 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
9032 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
9033 (spu_split_store): Likewise.
9035 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
9037 * gcc/tree-vn.c: Fix typo in comment.
9039 2008-06-18 Jan Hubicka <jh@suse.cz>
9041 * cgraphunit.c (cgraph_optimize): Output debug info when doing
9042 toplevel reorder too.
9044 2008-06-18 Jan Hubicka <jh@suse.cz>
9046 * c-opts.c (c_common_post_options): PCH is not compatible with
9048 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
9049 -fno-toplevel-reorder by default now.
9051 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9053 PR documentation/30739
9054 * doc/install.texi (Prerequisites): Document dependency on awk.
9056 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
9057 Ian Lance Taylor <iant@google.com>
9059 PR rtl-optimization/35604
9060 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
9061 only want to change jump destinations, not eventual label comparisons.
9063 2008-06-16 Jan Hubicka <jh@suse.cz>
9065 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
9067 (cgraph_analyze_function): Likewise.
9069 2008-06-16 Jan Hubicka <jh@suse.cz>
9071 * cgraph.h (cgraph_mark_if_needed): New function.
9072 * cgraphunit.c (cgraph_mark_if_needed): New function.
9073 * c-decl.c (duplicate_decl): Use it.
9075 2008-06-16 Jan Hubicka <jh@suse.cz>
9077 * cgraph.c (cgraph_add_new_function): When in expansion state, do
9080 2008-06-16 Jan Hubicka <jh@suse.cz>
9082 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
9084 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
9085 Kazu Hirata <kazu@codesourcery.com>
9086 Maxim Kuvyrkov <maxim@codesourcery.com
9088 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
9089 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
9090 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
9091 EXTRA_SPEC_FUNCTIONS.
9092 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
9093 (DRIVER_SELF_SPECS): Adjust.
9094 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
9095 * config/mips/st.h, config/mips/t-st: New.
9096 * config/mips/driver-native.c, config/mips/x-native: New.
9097 * doc/invoke.texi (MIPS): Document 'native' value for -march and
9100 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9102 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
9104 (ISA_HAS_FP_CONDMOVE): New macro.
9105 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
9106 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
9107 (ISA_HAS_NMADD3_NMSUB3): New macro.
9108 * config/mips/mips.c (mips_rtx_costs): Update.
9109 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
9110 compiling for ST Loongson 2E/2F.
9111 (madd<mode>): Rename to madd4<mode>. Update.
9112 (madd3<mode>): New pattern.
9113 (msub<mode>): Rename to msub4<mode>. Update.
9114 (msub3<mode>): New pattern.
9115 (nmadd<mode>): Rename to nmadd4<mode>. Update.
9116 (nmadd3<mode>): New pattern.
9117 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
9118 (nmadd3<mode>_fastmath): New pattern.
9119 (nmsub<mode>): Rename to nmsub4<mode>. Update.
9120 (nmsub3<mode>): New pattern.
9121 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
9122 (nmsub3<mode>_fastmath): New pattern.
9123 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
9125 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
9127 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
9128 (DF_REF_INSN_INFO): New.
9129 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
9130 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
9131 with a NULL DF_REF_INSN_INFO.
9132 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
9134 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
9135 DF_INSN_INFO_EQ_USES): New.
9136 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
9137 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
9138 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
9139 * df-core.c: Update comment for above changes.
9140 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
9141 DF_INSN_UID_* macros.
9142 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
9143 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
9144 insn rtx. Update all callers.
9145 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
9146 df_ref_create_structure, df_insn_refs_collect): Likewise.
9147 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
9148 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
9149 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
9150 macros to access the insn refs.
9151 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
9152 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
9153 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
9154 for accessing the refs.
9155 (try_fwprop_subst): Likewise.
9156 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
9157 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
9158 for accessing the refs.
9159 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
9160 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
9161 to look at the insn refs.
9162 (record_uses): Likewise.
9163 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
9165 (mark_artificial_uses): Don't mark_insn for artificial refs.
9166 (mark_reg_rependencies): Likewise.
9168 * doc/rtl.texi: Remove documentation of ADDRESSOF.
9170 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9172 * configure: Regenerate.
9174 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9176 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
9177 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9178 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9180 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9182 * config/avr/avr.c (avr_mcu_t): Add attiny167.
9183 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9184 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9186 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9188 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
9189 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9190 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9192 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9194 * tree-ssa-sccvn.c: Fix format of comments.
9196 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9198 * cgraph.c: Remove unneeded forward declarations of eq_node()
9201 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
9203 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
9205 (see_update_relevancy): Likewise.
9206 * fwprop.c (try_fwprop_subst): Likewise.
9207 * rtlanal.c (noop_move_p): Likewise.
9208 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
9209 notes to non-existing libcall blocks.
9210 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
9212 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
9213 (dead_libcall_p): Remove.
9214 (delete_trivially_dead_insns): Don't use it.
9215 * web.c (union_defs): Remove comment about keeping nops.
9216 * gcse.c (hash_scan_insn): Don't take libcall pointers.
9217 (compute_hash_table_work): Don't track libcall notes.
9218 (do_local_cprop): Don't take libcall pointers. Don't update
9220 (adjust_libcall_notes): Deleted.
9221 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
9222 ever have existed in the first place).
9223 (replace_store_insn): Don't try to remove libcall notes.
9224 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
9225 (resolve_reg_notes): Don't call them.
9226 (resolve_simple_move): Likewise.
9227 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
9228 Don't remove REG_RETVAL notes.
9229 * emit-rtl.c (try_split): Don't update libcall notes.
9230 (emit_copy_of_insn_after): Dito.
9231 * cselib.c (cselib_current_insn_in_libcall): Remove.
9232 (cselib_process_insn): Don't set/clear it.
9233 (new_elt_loc_list): Don't record it.
9234 (cselib_init): Don't initialize it.
9235 * cselib.c (struct elt_loc_list): Remove in_libcall field.
9236 * loop-invariant.c (find_invariant_insn): Don't look for libcall
9238 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
9239 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
9240 (init_deps): Don't initialize it.
9241 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
9242 * combine.c (delete_noop_moves): Don't update libcall notes.
9243 (can_combine_p): Remove now pointless #if 0 block.
9244 (try_combine): Remove another obsolete #if 0 block.
9245 (distribute_notes): Don't distribute libcall notes.
9246 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
9247 * dce.c (libcall_dead_p): Remove.
9248 (delete_unmarked_insns): Don't handle libcall blocks.
9249 (preserve_libcall_for_dce): Remove.
9250 (prescan_insns_for_dce): Don't special-case libcall block insns.
9251 * reload1 (reload): Don't handle libcall notes.
9252 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
9255 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9257 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
9258 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9259 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9261 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9263 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
9264 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9265 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9267 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9269 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
9271 2008-06-16 Ira Rosen <irar@il.ibm.com>
9273 PR tree-optimization/36493
9274 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
9275 the arguments list. Use VECTYPE to create vector pointer.
9276 (vectorizable_store): Fail if accesses through a pointer to vectype
9277 do not alias the original memory reference operands.
9278 Call vect_create_data_ref_ptr without the removed argument.
9279 (vectorizable_load): Likewise.
9280 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
9283 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
9286 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
9289 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9291 * config/mips/loongson2ef.md: New file.
9292 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
9293 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
9294 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
9295 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
9296 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
9298 (loongson2ef.md): New include.
9299 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
9300 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
9301 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
9302 (loongson_gt_<mode>, loongson_extract_halfword)
9303 (loongson_insert_halfword_0, loongson_insert_halfword_2)
9304 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
9305 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
9306 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
9307 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
9308 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
9309 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
9310 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
9311 (vec_interleave_low<mode>): Define type attribute.
9312 * config/mips/mips.c (mips_ls2): New static variable.
9313 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
9314 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
9315 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
9316 Implement target scheduling hooks.
9317 (mips_multipass_dfa_lookahead): Update to handle tuning for
9319 (mips_sched_init): Initialize data for Loongson scheduling.
9320 (mips_ls2_variable_issue): New static function.
9321 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
9323 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
9324 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
9325 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
9326 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
9327 Handle ST Loongson 2E/2F cores.
9328 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
9330 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9332 * omp-low.c (extract_omp_for_data): Fix comment typo.
9335 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9337 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
9338 FIXME note about gcc/config.guess.
9339 * doc/options.texi (Option file format): Remove non-ASCII bytes.
9340 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
9341 * doc/cppopts.texi: Likewise.
9342 * doc/extend.texi: Likewise.
9343 * doc/gcc.texi: Likewise.
9344 * doc/gccint.texi: Likewise.
9345 * doc/gcov.texi: Likewise.
9346 * doc/gty.texi: Likewise.
9347 * doc/hostconfig.texi: Likewise.
9348 * doc/install.texi: Likewise.
9349 * doc/invoke.texi: Likewise.
9350 * doc/loop.texi: Likewise.
9351 * doc/makefile.texi: Likewise.
9352 * doc/md.texi: Likewise.
9353 * doc/passes.texi: Likewise.
9354 * doc/tm.texi: Likewise.
9355 * doc/tree-ssa.texi: Likewise.
9356 * doc/trouble.texi: Likewise.
9358 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
9359 Nathan Sidwell <nathan@codesourcery.com>
9360 Maxim Kuvyrkov <maxim@codesourcery.com>
9361 Richard Sandiford <rdsandiford@googlemail.com>
9363 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
9364 * config/mips/mips-protos.h (mips_expand_vector_init): New.
9365 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
9367 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
9368 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
9369 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
9371 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
9372 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
9373 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
9374 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
9375 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
9376 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
9377 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
9378 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
9379 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
9380 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
9381 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
9382 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
9383 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
9384 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
9385 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
9386 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
9387 (mips_builtins): Add Loongson builtins.
9388 (mips_loongson_2ef_bdesc): New.
9389 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
9390 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
9391 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
9392 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
9394 (mips_expand_vector_init): New.
9395 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
9396 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
9398 * config/mips/mips.md: Add unspec numbers for Loongson
9399 builtins. Include loongson.md.
9400 (MOVE64): Include Loongson vector modes.
9401 (SPLITF): Include Loongson vector modes.
9402 (HALFMODE): Handle Loongson vector modes.
9403 * config/mips/loongson.md: New.
9404 * config/mips/loongson.h: New.
9405 * config.gcc: Add loongson.h header for mips*-*-* targets.
9406 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
9408 2008-06-14 Joseph Myers <joseph@codesourcery.com>
9410 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
9411 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
9412 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
9413 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
9414 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
9415 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
9416 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
9417 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
9418 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
9419 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
9420 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
9421 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
9422 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
9423 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
9424 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
9425 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
9426 Remove use_fixproto=yes.
9427 (ia64*-*-hpux*): Remove comment about using fixproto.
9428 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
9430 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9432 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
9434 * configure: Regenerate.
9436 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
9439 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
9440 before evaluating it.
9442 2008-06-13 Jakub Jelinek <jakub@redhat.com>
9445 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
9446 nested inline functions.
9447 (start_decl, start_function): Don't invert DECL_EXTERNAL
9448 for nested inline functions.
9450 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
9452 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
9453 splits that must be made for correctness.
9455 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
9457 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
9458 (AVAIL_NON_MIPS16): Likewise.
9459 (mips_builtin_description): Replace target_flags with a predicate.
9460 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
9461 (dspr2_32): New availability predicates.
9462 (MIPS_BUILTIN): New macro.
9463 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
9464 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
9465 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
9466 Replace the TARGET_FLAGS parameters with AVAIL parameters.
9467 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
9468 (mips_dsp_32only_bdesc): Merge into...
9469 (mips_builtins): ...this new array.
9470 (mips_bdesc_map, mips_bdesc_arrays): Delete.
9471 (mips_init_builtins): Update after above changes.
9472 (mips_expand_builtin_1): Merge into...
9473 (mips_expand_builtin): ...here and update after above changes.
9475 2008-06-12 Paul Brook <paul@codesourcery.com>
9477 * longlong.h (__arm__): Define count_leading_zeros.
9478 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
9479 (clzsi2, clzdi2): New functions.
9480 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
9481 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
9482 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
9483 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
9484 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
9485 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
9486 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
9487 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
9488 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
9489 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
9491 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
9493 * config/m68k/m68k.c (m68k_tune_flags): New.
9494 (override_options): Compute m68k_tune_flags.
9495 (MULL_COST, MULW_COST): Update for various variants of CFV2.
9496 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
9498 2008-06-12 Jakub Jelinek <jakub@redhat.com>
9501 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
9503 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
9505 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
9506 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
9508 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
9510 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
9511 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
9513 2008-06-12 Jakub Jelinek <jakub@redhat.com>
9516 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
9519 2008-06-12 Richard Guenther <rguenther@suse.de>
9521 PR tree-optimization/36345
9522 * tree-flow.h (struct ptr_info_def): Align escape_mask,
9523 add memory_tag_needed flag.
9524 (may_alias_p): Declare.
9525 * tree-ssa-alias.c (may_alias_p): Export.
9526 (set_initial_properties): Use memory_tag_needed flag.
9527 (update_reference_counts): Likewise.
9528 (reset_alias_info): Reset memory_tag_needed flag.
9529 (create_name_tags): Check memory_tag_needed flag.
9530 (dump_points_to_info_for): Dump it.
9531 * tree-ssa-structalias.c (struct variable_info): Remove
9532 directly_dereferenced flag.
9533 (new_var_info): Do not initialize it.
9534 (process_constraint_1): Do not set it.
9535 (update_alias_info): Set is_dereferenced flag.
9536 (set_uids_in_ptset): Use may_alias_p.
9537 (set_used_smts): Check memory_tag_needed flag.
9538 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
9539 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
9540 memory_tag_needed flag.
9541 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
9544 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
9546 * config/i386/i386.c (ix86_compute_frame_layout): Disable
9547 red zone for w64 abi.
9548 (ix86_expand_prologue): Likewise.
9549 (ix86_force_to_memory): Likewise.
9550 (ix86_free_from_memory): Likewise.
9552 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
9555 * config/rs6000/rs6000.c (rs6000_override_options): Set
9556 rs6000_isel conditionally to the absence of comand line override.
9557 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
9558 Remove duplicate rs6000_isel setting.
9559 * config/rs6000/eabispe.h: Ditto.
9561 2008-06-11 Richard Guenther <rguenther@suse.de>
9563 * alias.c (get_alias_set): Use the element alias-set for arrays.
9564 (record_component_aliases): For arrays and vectors do nothing.
9565 * c-common.c (strict_aliasing_warning): Handle the cases
9566 of alias set zero explicitly.
9567 * Makefile.in (dfp.o-warn): Add -Wno-error.
9569 2008-06-11 Joseph Myers <joseph@codesourcery.com>
9571 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
9573 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
9574 tune_32 tune_64 to supported_defaults. Allow values not
9575 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
9576 x86_64. Do not override cpu_32 or cpu_64 values from target name.
9577 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
9578 with_cpu_64 to generic for 64-bit-supporting configurations, not
9579 with_cpu. Remove FIXMEs.
9580 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
9581 --with-arch-64, --with-tune-32, --with-tune-64): Document.
9582 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
9583 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
9584 arch_32 and arch_64.
9586 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
9587 Olivier Hainque <hainque@adacore.com>
9589 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
9590 Use DECL_SIZE_UNIT to retrieve the size of the field.
9592 2008-06-11 Joseph Myers <joseph@codesourcery.com>
9594 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
9595 with function calls after declarations. Lay out
9596 neon_float_type_node before further use.
9598 2008-06-11 Richard Guenther <rguenther@suse.de>
9600 * tree-flow.h (may_point_to_global_var): Declare.
9601 * tree-ssa-alias.c (may_point_to_global_var): New function.
9602 * tree-ssa-sink.c (is_hidden_global_store): Use it.
9604 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
9606 * configure.ac: Teach that fido supports .debug_line.
9607 * configure: Regenerate.
9609 2008-06-10 Tom Tromey <tromey@redhat.com>
9611 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
9614 2008-06-10 Joseph Myers <joseph@codesourcery.com>
9616 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
9617 (encode_decimal64, decode_decimal64, encode_decimal128,
9618 decode_decimal128): Reverse order of 32-bit parts of value if host
9619 and target endianness differ.
9621 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
9623 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
9624 Avoid division by 0.
9625 (tree_mod_pow2_value_transform): Likewise.
9626 (tree_ic_transform): Likewise.
9627 (tree_stringops_transform): Likewise.
9628 (tree_mod_subtract_transform): Likewise.
9629 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
9630 (copy_edges_for_bb): Likewise.
9631 (initialize_cfun): Likewise.
9633 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
9635 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
9636 nonmemory_operand. Add "N" operand constraint.
9638 (*jcc_btdi_mask_rex64): New instruction and split pattern.
9639 (*jcc_btsi_mask): Ditto.
9640 (*jcc_btsi_mask_1): Ditto.
9642 2008-06-10 Joseph Myers <joseph@codesourcery.com>
9644 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
9645 TYPE_CANONICAL for copied element type.
9647 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
9650 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
9651 Add m_CORE2 and m_GENERIC.
9652 * config/i386/predicates.md (bt_comparison_operator): New predicate.
9653 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
9655 (*jcc_btdi_rex64): New instruction and split pattern.
9657 (*jcc_btsi_1): Ditto.
9658 (*btsq): Fix Intel asm dialect operand order.
9662 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
9665 * simplify-rtx.c (simplify_subreg): Add check for shift count
9668 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
9670 * doc/md.texi: Synchronize with later constraints.md change.
9671 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
9672 with a C implementation.
9673 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
9675 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
9676 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
9677 when moving to and from MD_REGNUM.
9678 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
9679 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
9680 Handle byte and halfword moves.
9681 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
9683 * config/mips/constraints.md (h): Turn into NO_REGS.
9684 (l, x): Update documentation.
9685 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
9686 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
9687 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
9688 (HILO): New mode iterator.
9690 (any_div): New code iterator.
9691 (u): Extend code attribute to div and udiv.
9692 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
9693 d_operand in the splitters. Remove redundant CONST_INT checks.
9694 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
9695 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
9696 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
9697 accordingly, using normal moves instead of unspecs to move LO into
9698 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
9699 (<u>mulsidi3): Handle expansion in C code.
9700 (<u>mulsidi3_32bit_internal): Rename to...
9701 (<u>mulsidi3_32bit): ...this.
9702 (<u>mulsidi3_32bit_r4000): Fix insn separator.
9703 (*<u>mulsidi3_64bit): Rename to...
9704 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
9705 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
9706 to set LO and HI to the multiplication result. Use a normal move
9707 for MFLO and an unspec for MFHI.
9708 (*<u>mulsidi3_64bit_parts): Replace with...
9709 (<u>mulsidi3_64bit_hilo): ...this new instruction.
9710 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
9711 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
9712 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
9713 instead of HI. Split the instruction into a separate multiplication
9714 and MFHI if !TARGET_FIX_R4000.
9715 (<su>muldi3_highpart): Likewise.
9716 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
9717 and the "=h" clobber.
9718 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
9719 (<u>mulditi3): New expander.
9720 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
9721 (madsi): Remove "=h" clobber.
9722 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
9723 Force the modulus result to be a GPR and split the instruction into
9724 a division followed by an MFHI after reload.
9725 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
9726 (*lea_high64): Use d_operand in the define_peephole2. Likewise
9727 the MIPS16 HIGH define_split.
9728 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
9729 of acc<->gpr moves to "multi".
9730 (*movdi_64bit): Replace the single "x" alternative with
9731 alternatives for moving into and out of "a".
9732 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
9733 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
9734 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
9735 Use d_operand in the splitters. Remove redundant CONST_INT checks.
9736 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
9737 (movti): New expander.
9738 (*movti, *movti_mips16): New insns.
9739 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
9740 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
9741 (mthi<GPR:mode>_<HILO:mode>): Likewise.
9742 * config/mips/predicates.md (fpr_operand): Delete.
9743 (d_operand): New predicate.
9745 2008-06-09 Michael Meissner <michael.meissner@amd.com>
9747 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
9748 failure on some Bourne shells.
9749 (x86_64-*-*): Ditto.
9751 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
9753 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
9755 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
9757 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
9758 (sparc-sun-solaris2*): Likewise.
9760 2008-06-09 Arnaud Charlet <charlet@adacore.com
9762 * doc/install.texi: Update requirements to build the Ada compiler.
9764 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
9766 * df-scan.c (struct df_scan_problem_data): Remove the
9767 mw_link_pool alloc pool.
9768 (df_scan_free_internal): Don't free it.
9769 (df_scan_alloc): Don't allocate it.
9770 * df.h (struct df_link): Update comment.
9772 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
9774 * except.h: Correct checks for when SJLJ exceptions must be used.
9776 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9778 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
9781 2008-06-08 Joseph Myers <joseph@codesourcery.com>
9783 PR tree-optimization/36218
9784 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
9785 configure for the build system.
9786 (BUILD_LDFLAGS): Define.
9787 * configure: Regenerate.
9788 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
9790 2008-07-08 Anatoly Sokolov <aesok@post.ru>
9793 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
9794 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
9795 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
9797 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
9799 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
9801 2008-06-07 Joseph Myers <joseph@codesourcery.com>
9803 * config.gcc (Obsolete configurations): Remove list of
9805 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
9806 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
9807 targets matched by those patterns.
9808 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
9809 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
9810 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
9811 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
9812 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
9813 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
9814 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
9815 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
9816 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
9817 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
9818 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
9819 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
9820 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
9821 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
9822 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
9823 Make code for Solaris 7 and greater unconditional for Solaris.
9824 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
9825 Remove --with-* handling.
9826 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
9827 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
9828 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
9829 LINK_OS_WINDISS_SPEC): Remove.
9830 * config/rs6000/sysv4.opt (mwindiss): Remove.
9831 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
9832 * configure: Regenerate.
9833 * doc/cpp.texi: Don't mention BeOS.
9834 * doc/extend.texi (interrupt): Don't mention MS1.
9835 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
9836 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
9837 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
9838 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
9839 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
9841 * doc/invoke.texi (MT Options): Remove.
9842 (-mwindiss): Remove.
9843 (CRIS Options): Remove cris-axis-aout references.
9844 (HPPA Options): Don't mention hppa1.1-*-pro.
9845 * doc/md.texi: (MorphoTech family): Remove.
9846 * libgcc2.c: Don't handle UWIN.
9847 * config/alpha/t-unicosmk: Remove.
9848 * config/alpha/unicosmk.h: Remove.
9849 * config/arm/kaos-arm.h: Remove.
9850 * config/arm/kaos-strongarm.h: Remove.
9851 * config/arm/strongarm-coff.h: Remove.
9852 * config/arm/strongarm-elf.h: Remove.
9853 * config/arm/strongarm-pe.h: Remove.
9854 * config/arm/t-strongarm-pe: Remove.
9855 * config/arm/t-xscale-coff: Remove.
9856 * config/arm/t-xscale-elf: Remove.
9857 * config/arm/xscale-coff.h: Remove.
9858 * config/arm/xscale-elf.h: Remove.
9859 * config/chorus.h: Remove.
9860 * config/cris/aout.h: Remove.
9861 * config/cris/aout.opt: Remove.
9862 * config/cris/t-aout: Remove.
9863 * config/i386/beos-elf.h: Remove.
9864 * config/i386/kaos-i386.h: Remove.
9865 * config/i386/ptx4-i.h: Remove.
9866 * config/i386/sco5.h: Remove.
9867 * config/i386/sco5.opt: Remove.
9868 * config/i386/sysv4-cpp.h: Remove.
9869 * config/i386/sysv5.h: Remove.
9870 * config/i386/t-beos: Remove.
9871 * config/i386/t-sco5: Remove.
9872 * config/i386/t-uwin: Remove.
9873 * config/i386/uwin.asm: Remove.
9874 * config/i386/uwin.h: Remove.
9875 * config/kaos.h: Remove.
9876 * config/mips/windiss.h: Remove.
9877 * config/mt: Remove directory.
9878 * config/pa/pa-osf.h: Remove.
9879 * config/pa/pa-pro-end.h: Remove.
9880 * config/pa/t-pro: Remove.
9881 * config/ptx4.h: Remove.
9882 * config/rs6000/beos.h: Remove.
9883 * config/rs6000/kaos-ppc.h: Remove.
9884 * config/rs6000/t-beos: Remove.
9885 * config/rs6000/windiss.h: Remove.
9886 * config/sh/kaos-sh.h: Remove.
9887 * config/sol2-6.h: Remove.
9888 * config/sparc/sol26-sld.h: Remove.
9889 * config/sparc/sysv4-only.h: Remove.
9890 * config/vax/bsd.h: Remove.
9891 * config/vax/t-memfuncs: Remove.
9892 * config/vax/ultrix.h: Remove.
9893 * config/vax/vaxv.h: Remove.
9894 * config/windiss.h: Remove.
9896 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
9898 PR rtl-optimization/36438
9899 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
9900 for vector shifts with constant scalar shift operands.
9902 2008-06-06 Sandip Matte <sandip@rmicorp.com>
9904 * doc/invoke.texi: Document -march=xlr.
9905 * config/mips/xlr.md: New file.
9906 * config/mips/mips.md: Include it.
9908 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
9909 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
9910 (mips_rtx_cost_data): Likewise.
9912 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
9914 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
9915 PRE_INC and PRE_DEC cases.
9917 2008-06-06 Jakub Jelinek <jakub@redhat.com>
9919 PR rtl-optimization/36419
9920 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
9921 the emitting jump insn.
9924 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
9925 is not bool, boolify the whole *expr_p and convert to the desired type.
9927 2008-06-06 Jakub Jelinek <jakub@redhat.com>
9929 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
9930 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
9931 Add omp_private_outer_ref hook, add another argument to
9932 omp_clause_default_ctor hook.
9933 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
9934 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
9935 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
9936 hook_tree_tree_tree_tree_null.
9937 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
9938 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
9939 * hooks.c (hook_tree_tree_tree_tree_null): New function.
9940 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
9941 * tree.def (OMP_TASK): New tree code.
9942 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
9943 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
9944 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
9945 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
9946 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
9947 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
9948 OMP_CLAUSE_COLLAPSE_EXPR): Define.
9949 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
9950 (OMP_DIRECTIVE_P): Add OMP_TASK.
9951 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
9952 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
9953 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
9954 and OMP_CLAUSE_UNTIED entries.
9955 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
9957 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
9958 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
9959 * tree-pretty-print.c (dump_omp_clause): Handle
9960 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
9961 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
9962 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
9963 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
9964 warning about unsigned iterators. Change decl/init/cond/incr
9965 arguments to TREE_VECs, check arguments for all collapsed loops.
9966 (c_finish_omp_taskwait): New function.
9967 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
9969 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
9970 default_function_array_conversion on init. Add par_clauses argument.
9971 If decl is present in parallel's lastprivate clause, change it to
9972 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
9973 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
9974 collapse count in clauses.
9975 (c_parser_omp_for, c_parser_omp_parallel): Adjust
9976 c_parser_omp_for_loop callers.
9977 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
9978 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
9979 (c_parser_omp_clause_name): Handle collapse and untied clauses.
9980 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
9982 (c_parser_omp_clause_schedule): Handle schedule(auto).
9983 Include correct location in the error message.
9984 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
9985 and PRAGMA_OMP_CLAUSE_UNTIED.
9986 (OMP_TASK_CLAUSE_MASK): Define.
9987 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
9988 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
9989 * tree-nested.c (convert_nonlocal_omp_clauses,
9990 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
9991 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
9992 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
9993 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
9995 (conver_nonlocal_reference, convert_local_reference,
9996 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
9997 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
9998 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
9999 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
10000 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
10001 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
10002 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
10003 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
10004 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10006 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
10007 * c-common.h (c_finish_omp_taskwait): New prototype.
10008 * gimple-low.c (lower_stmt): Handle OMP_TASK.
10009 * tree-parloops.c (create_parallel_loop): Create 1 entry
10010 vectors for OMP_FOR_{INIT,COND,INCR}.
10011 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
10012 (make_edges): Handle OMP_TASK.
10013 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
10014 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10015 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
10016 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
10017 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
10018 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10019 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10020 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
10021 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
10022 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
10023 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
10024 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
10025 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
10026 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
10027 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
10028 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
10029 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
10030 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
10031 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
10032 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
10033 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
10034 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
10035 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
10036 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
10037 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
10038 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
10039 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
10040 original iterator is present in lastprivate clause or if
10041 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
10042 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10043 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
10044 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
10045 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
10046 if it is set, lookup var in outer contexts too. Handle
10047 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
10048 to be implicitly determined firstprivate for task regions.
10049 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
10050 if it is set, lookup var in outer contexts too. Set
10051 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
10052 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
10053 OMP_CLAUSE_UNTIED. Take region_type as last argument
10054 instead of in_parallel and in_combined_parallel.
10055 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
10057 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
10058 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
10059 (new_omp_context): Set default_kind to
10060 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
10061 (omp_region_type): New enum.
10062 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
10063 fields, add region_type.
10064 (new_omp_context): Take region_type as argument instead of is_parallel
10065 and is_combined_parallel.
10066 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
10067 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
10068 ctx->is_combined_parallel checks.
10069 (gimplify_omp_task): New function.
10070 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10072 * omp-low.c (extract_omp_for_data): Use schedule(static)
10073 for schedule(auto). Handle pointer and unsigned iterators.
10074 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
10075 Add loops argument. Extract data for collapsed OMP_FOR loops.
10076 (expand_parallel_call): Assert sched_kind isn't auto,
10077 map runtime schedule to index 3.
10078 (struct omp_for_data_loop): New type.
10079 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
10080 Add loop, loops, collapse and iter_type fields.
10081 (workshare_safe_to_combine_p): Disallow combined for if
10082 iter_type is unsigned long long. Don't combine collapse > 1 loops
10083 unless all bounds and steps are constant. Adjust extract_omp_for_data
10085 (expand_omp_for_generic): Handle pointer, unsigned and long long
10086 iterators. Handle collapsed OMP_FOR loops. Adjust
10087 for struct omp_for_data changes. If libgomp function doesn't return
10088 boolean_type_node, add comparison of the return value with 0.
10089 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
10090 pointer, unsigned and long long iterators. Adjust for struct
10091 omp_for_data changes.
10092 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
10093 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
10094 unsigned long long. Allocate loops array, pass it to
10095 extract_omp_for_data. For collapse > 1 loops use always
10096 expand_omp_for_generic.
10097 (omp_context): Add sfield_map and srecord_type fields.
10098 (is_task_ctx, lookup_sfield): New functions.
10099 (use_pointer_for_field): Use is_task_ctx helper. Change first
10100 argument's type from const_tree to tree. Clarify comment.
10101 In OMP_TASK disallow copy-in/out sharing.
10102 (build_sender_ref): Call lookup_sfield instead of lookup_field.
10103 (install_var_field): Add mask argument. Populate both record_type
10104 and srecord_type if needed.
10105 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
10107 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
10108 and DECL_FIELD_OFFSET.
10109 (scan_sharing_clauses): Adjust install_var_field callers. For
10110 firstprivate clauses on explicit tasks allocate the var by value in
10111 record_type unconditionally, rather than by reference.
10112 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
10113 Use is_taskreg_ctx instead of is_parallel_ctx.
10114 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10115 (create_omp_child_function_name): Add task_copy argument, use
10116 *_omp_cpyfn* names if it is true.
10117 (create_omp_child_function): Add task_copy argument, if true create
10118 *_omp_cpyfn* helper function.
10119 (scan_omp_parallel): Adjust create_omp_child_function callers.
10120 Rename parallel_nesting_level to taskreg_nesting_level.
10121 (scan_omp_task): New function.
10122 (lower_rec_input_clauses): Don't run constructors for firstprivate
10123 explicit task vars which are initialized by *_omp_cpyfn*.
10124 Pass outer var ref to omp_clause_default_ctor hook if
10125 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
10126 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
10127 OMP_CLAUSE_REDUCTION_INIT.
10128 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
10129 avoid duplicate setting of fields. Handle
10130 OMP_CLAUSE_PRIVATE_OUTER_REF.
10131 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
10132 copy-out if TREE_READONLY, only copy-in.
10133 (expand_task_copyfn): New function.
10134 (expand_task_call): New function.
10135 (struct omp_taskcopy_context): New type.
10136 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
10138 (lower_omp_parallel): Rename to...
10139 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10140 Call create_task_copyfn if srecord_type is needed. Adjust
10142 (task_shared_vars): New variable.
10143 (check_omp_nesting_restrictions): Warn if work-sharing,
10144 barrier, master or ordered region is closely nested inside OMP_TASK.
10145 Add warnings for barrier if closely nested inside of work-sharing,
10146 ordered, or master region.
10147 (scan_omp_1): Call check_omp_nesting_restrictions even for
10148 GOMP_barrier calls. Rename parallel_nesting_level to
10149 taskreg_nesting_level. Handle OMP_TASK.
10150 (lower_lastprivate_clauses): Even if some lastprivate is found on a
10151 work-sharing construct, continue looking for them on parent parallel
10153 (lower_omp_for_lastprivate): Add lastprivate clauses
10154 to the beginning of dlist rather than end. Adjust for struct
10155 omp_for_data changes.
10156 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
10157 not after it. Handle collapsed OMP_FOR loops, adjust for
10158 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
10159 (get_ws_args_for): Adjust extract_omp_for_data caller.
10160 (scan_omp_for): Handle collapsed OMP_FOR
10161 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10162 (lower_omp_single_simple): If libgomp function doesn't return
10163 boolean_type_node, add comparison of the return value with 0.
10164 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
10165 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
10166 (parallel_nesting_level): Rename to...
10167 (taskreg_nesting_level): ... this.
10168 (is_taskreg_ctx): New function.
10169 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
10170 of is_parallel_ctx.
10171 (execute_lower_omp): Rename parallel_nesting_level to
10172 taskreg_nesting_level.
10173 (expand_omp_parallel): Rename to...
10174 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10175 Call omp_task_call for OMP_TASK regions.
10176 (expand_omp): Adjust caller, handle OMP_TASK.
10177 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
10179 * bitmap.c (bitmap_default_obstack_depth): New variable.
10180 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
10181 if argument is NULL and bitmap_default_obstack is already initialized.
10182 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
10184 * matrix-reorg.c (matrix_reorg): Likewise.
10186 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10188 * config/i386/i386.md (*indirect_jump): Macroize using P
10189 mode iterator. Remove !TARGET_64BIT from insn constraints.
10190 (*tablejump_1): Ditto.
10191 (*indirect_jump_rex64): Remove insn pattern.
10192 (*tablejump_1_rex64): Ditto.
10193 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
10194 and eh_return_si insn patterns.
10196 2008-06-06 Richard Guenther <rguenther@suse.de>
10198 * tree-ssa-structalias.c (merge_smts_into): Remove.
10199 (find_what_p_points_to): Do not bother to compute the
10200 points-to set for pt_anything pointers.
10201 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
10202 for pt_anything pointers is ok.
10204 2008-06-06 Jan Hubicka <jh@suse.cz>
10206 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
10208 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10210 * cgraph.c: Fix typos in comments.
10211 (cgraph_availability_names): Fix string typo.
10212 * fold-const.c: Fix typos in comments.
10213 (fold_binary): Fix typo in warning.
10214 * genautomata.c: Fix typos in comments.
10215 (check_presence_pattern_sets): Fix typo in local variable.
10216 (output_description): Fix typo in output.
10217 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
10218 * hwint.h: Likewise.
10219 * matrix-reorg.c (check_allocation_function): Likewise.
10220 * omega.c (smooth_weird_equations): Likewise.
10221 * auto-inc-dec.c: Fix typos in comments.
10222 * bb-reorder.c: Likewise.
10223 * builtins.c: Likewise.
10224 * c-common.c: Likewise.
10225 * c-cppbuiltin.c: Likewise.
10226 * c-parser.c: Likewise.
10227 * c-pretty-print.c: Likewise.
10228 * cfgcleanup.c: Likewise.
10229 * cfgexpand.c: Likewise.
10230 * cfghooks.c: Likewise.
10231 * cfglayout.c: Likewise.
10232 * cfgloopmanip.c: Likewise.
10233 * cgraphunit.c: Likewise.
10234 * coverage.c: Likewise.
10235 * dbxout.c: Likewise.
10236 * df-byte-scan.c: Likewise.
10237 * df-core.c: Likewise.
10238 * df-problems.c: Likewise.
10239 * df-scan.c: Likewise.
10241 * dominance.c: Likewise.
10242 * domwalk.c: Likewise.
10244 * dwarf2out.c: Likewise.
10245 * emit-rtl.c: Likewise.
10246 * et-forest.c: Likewise.
10247 * function.c: Likewise.
10248 * function.h: Likewise.
10250 * gcov-io.c: Likewise.
10251 * gcov.c: Likewise.
10252 * gcse.c: Likewise.
10253 * genattrtab.c: Likewise.
10254 * ggc-page.c: Likewise.
10255 * gimplify.c: Likewise.
10256 * gthr-lynx.h: Likewise.
10257 * haifa-sched.c: Likewise.
10258 * ipa-cp.c: Likewise.
10259 * ipa-inline.c: Likewise.
10260 * ipa-prop.h: Likewise.
10261 * ipa-pure-const.c: Likewise.
10262 * ipa-struct-reorg.c: Likewise.
10263 * ipa-struct-reorg.h: Likewise.
10264 * ipa-type-escape.c: Likewise.
10266 * loop-doloop.c: Likewise.
10267 * mips-tfile.c: Likewise.
10268 * mkmap-flat.awk: Likewise.
10269 * mkmap-symver.awk: Likewise.
10270 * modulo-sched.c: Likewise.
10271 * omp-low.c: Likewise.
10272 * optabs.c: Likewise.
10273 * optabs.h: Likewise.
10274 * opts.c: Likewise.
10275 * passes.c: Likewise.
10276 * postreload-gcse.c: Likewise.
10277 * postreload.c: Likewise.
10278 * predict.c: Likewise.
10279 * pretty-print.h: Likewise.
10280 * profile.c: Likewise.
10281 * protoize.c: Likewise.
10282 * ra-conflict.c: Likewise.
10283 * real.c: Likewise.
10284 * recog.c: Likewise.
10285 * regclass.c: Likewise.
10286 * regs.h: Likewise.
10287 * reload.c: Likewise.
10288 * rtl-error.c: Likewise.
10289 * rtlanal.c: Likewise.
10290 * scan.h: Likewise.
10291 * sched-rgn.c: Likewise.
10293 * stmt.c: Likewise.
10294 * target.h: Likewise.
10295 * tree-dfa.c: Likewise.
10296 * tree-eh.c: Likewise.
10297 * tree-flow-inline.h: Likewise.
10298 * tree-inline.c: Likewise.
10299 * tree-into-ssa.c: Likewise.
10300 * tree-loop-distribution.c: Likewise.
10301 * tree-nested.c: Likewise.
10302 * tree-parloops.c: Likewise.
10303 * tree-pass.h: Likewise.
10304 * tree-pretty-print.c: Likewise.
10305 * tree-profile.c: Likewise.
10306 * tree-scalar-evolution.c: Likewise.
10307 * tree-sra.c: Likewise.
10308 * tree-ssa-alias-warnings.c: Likewise.
10309 * tree-ssa-ccp.c: Likewise.
10310 * tree-ssa-coalesce.c: Likewise.
10311 * tree-ssa-dom.c: Likewise.
10312 * tree-ssa-dse.c: Likewise.
10313 * tree-ssa-forwprop.c: Likewise.
10314 * tree-ssa-live.c: Likewise.
10315 * tree-ssa-live.h: Likewise.
10316 * tree-ssa-loop-im.c: Likewise.
10317 * tree-ssa-loop-ivopts.c: Likewise.
10318 * tree-ssa-loop-niter.c: Likewise.
10319 * tree-ssa-loop-prefetch.c: Likewise.
10320 * tree-ssa-phiopt.c: Likewise.
10321 * tree-ssa-phiprop.c: Likewise.
10322 * tree-ssa-sccvn.c: Likewise.
10323 * tree-ssa-ter.c: Likewise.
10324 * tree-ssa-threadupdate.c: Likewise.
10325 * tree-ssa.c: Likewise.
10326 * tree-vect-analyze.c: Likewise.
10327 * tree-vect-transform.c: Likewise.
10328 * tree-vectorizer.c: Likewise.
10329 * tree-vn.c: Likewise.
10330 * tree-vrp.c: Likewise.
10331 * tree.c: Likewise.
10332 * tree.def: Likewise.
10333 * tree.h: Likewise.
10334 * unwind-dw2-fde.c: Likewise.
10335 * unwind.inc: Likewise.
10336 * value-prof.c: Likewise.
10337 * vmsdbgout.c: Likewise.
10339 2008-06-05 David Edelsohn <edelsohn@gnu.org>
10341 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
10342 always place FP constants in the TOC for TARGET_POWERPC64.
10343 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
10345 2008-06-05 Joseph Myers <joseph@codesourcery.com>
10347 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
10348 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
10349 enable for TARGET_E500_DOUBLE.
10350 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
10351 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
10352 floating-point modes like integer modes for E500 double.
10353 (rs6000_legitimate_offset_address_p): Likewise.
10354 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
10355 addressing for DDmode for E500 double.
10356 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
10357 modes as using 64-bits of registers for E500 double.
10358 (spe_build_register_parallel): Do not handle DDmode or TDmode.
10359 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
10360 specially for E500 double.
10361 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
10362 TDmode for E500 double.
10363 (rs6000_gimplify_va_arg): Only handle SDmode in registers
10364 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
10365 (rs6000_split_multireg_move): Do not handle TDmode specially for
10367 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
10368 using 64-bit registers for E500 double.
10369 (emit_frame_save): Do not handle DDmode specially for E500 double.
10370 (gen_frame_mem_offset): Likewise.
10371 (rs6000_function_value): Do not call spe_build_register_parallel
10372 for DDmode or TDmode.
10373 (rs6000_libcall_value): Likewise.
10374 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
10375 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
10378 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
10380 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
10383 2008-06-04 Junjie Gu <jgu@tensilica.com>
10385 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
10386 comparison for frame pointers.
10388 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
10391 * config/avr/avr.h (PUSH_ROUNDING): Remove.
10393 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
10396 * builtins.c (expand_builtin_signbit): Don't take lowpart when
10397 register is already smaller or equal to required mode.
10399 2008-06-04 Xinliang David Li <davidxl@google.com>
10401 * tree-call-cdce.c: New file.
10402 (cond_dead_built_in_calls): New static variable.
10403 (input_domain): New struct.
10404 (check_pow): New function.
10405 (check_builtin_call): Ditto.
10406 (check_target_format): Ditto.
10407 (is_call_dce_candidate): Ditto.
10408 (gen_one_condition): Ditto.
10409 (gen_conditions_for_domain): Ditto.
10410 (get_domain): Ditto.
10411 (gen_conditions_for_pow_cst_base): Ditto.
10412 (gen_conditions_for_pow_int_base): Ditto.
10413 (gen_conditions_for_pow): Ditto.
10414 (get_no_error_domain): Ditto.
10415 (gen_shrink_wrap_conditions): Ditto.
10416 (shrink_wrap_one_built_in_call): Ditto.
10417 (shink_wrap_conditional_dead_built_in_calls): Ditto.
10418 (tree_call_cdce): Ditto.
10419 (gate_call_cdce): Ditto.
10420 (pass_call_cdce): New gimple pass.
10421 * passes.c: (init_optimization_passes): New pass.
10422 * tree-pass.h: New pass declaration.
10423 * opts.c (decode_options): New flag setting.
10424 * common.opt: Add -ftree-builtin-call-dce flag.
10425 * Makefile.in: Add new source file.
10426 * tempvar.def: New tv_id.
10427 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
10429 2008-06-04 Richard Guenther <rguenther@suse.de>
10431 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
10432 (is_call_clobbered): Always check var_ann->call_clobbered.
10433 (mark_call_clobbered): Always set var_ann->call_clobbered.
10434 (clear_call_clobbered): Always clear var_ann->call_clobbered.
10435 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
10436 (reset_alias_info): Clear call clobbering info on MTAGs and
10438 (set_pt_anything): Set pt_global_mem.
10439 (create_tag_raw): Adjust comment.
10440 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
10442 2008-06-04 Joseph Myers <joseph@codesourcery.com>
10443 Maxim Kuvyrkov <maxim@codesourcery.com>
10445 * config/m68k/m68k.opt (mxgot): New option.
10446 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
10447 (m68k_output_addr_const_extra): New.
10448 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
10449 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
10450 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
10451 * doc/invoke.texi (M680x0 Options): Document -mxgot.
10453 2008-06-04 Richard Guenther <rguenther@suse.de>
10455 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
10456 negative or non-representable offsets.
10458 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
10460 * config/i386/i386.c (ix86_gen_leave): New.
10461 (ix86_gen_pop1): Likewise.
10462 (ix86_gen_add3): Likewise.
10463 (ix86_gen_sub3): Likewise.
10464 (ix86_gen_sub3_carry): Likewise.
10465 (ix86_gen_one_cmpl2): Likewise.
10466 (ix86_gen_monitor): Likewise.
10467 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
10468 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
10469 ix86_gen_one_cmpl2 and ix86_gen_monitor.
10470 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
10471 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
10472 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
10473 (ix86_expand_epilogue): Updated.
10474 (print_operand): Handle integer register operand for 'z'.
10475 (ix86_expand_strlensi_unroll_1): Likewise.
10476 (ix86_expand_strlen): Likewise.
10477 (ix86_expand_builtin): Likewise.
10478 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
10479 mov{q}/mov{l} and add{q}/add{l}.
10481 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10483 * config/i386/i386.md (P): New mode iterator.
10484 (SFmode push_operand splitter): Macroize DImode and SImode pushes
10485 using P mode iterator.
10486 (DFmode push_operand splitter): Ditto.
10487 (XFmode push_operand splitter): Ditto.
10488 (DFmode float_extend SFmode push_operand splitter): Ditto.
10489 (XFmode float_extend SFmode push_operand splitter): Do not generate
10490 SImode pushes for 64bit target. Macroize Dimode and SImode
10491 pushes using P mode iterator.
10492 (XFmode float_extend DFmode push_operand splitter): Ditto.
10494 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10496 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
10497 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
10498 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
10499 return type to int.
10500 (ix86_call_abi_override): Remove check for call_used_regs.
10502 2008-06-03 Richard Guenther <rguenther@suse.de>
10504 * tree-ssa-structalias.c (find_func_aliases): Add constraints
10505 for the lhs of calls if the return type contains pointers.
10507 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10509 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
10510 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
10511 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
10512 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
10513 of cfun and DEFAULT_ABI to deceide abi mode.
10514 (DEFAULT_ABI): New.
10515 (REG_PARM_STACK_SPACE): Removed.
10516 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
10517 (STACK_BOUNDARY): Use default target to deceide stack boundary.
10518 * config/i386/i386-protos.h (ix86_cfun_abi): New.
10519 (ix86_function_abi): Likewise.
10520 (ix86_function_type_abi): Likewise.
10521 (ix86_call_abi_override): Likewise.
10522 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
10523 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
10524 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
10525 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
10527 (X86_64_REGPARM_MAX): New.
10528 (X86_64_SSE_REGPARM_MAX): New.
10529 (X64_REGPARM_MAX): New.
10530 (X64_SSE_REGPARM_MAX): New.
10531 (X86_32_REGPARM_MAX): New.
10532 (X86_32_SSE_REGPARM_MAX): New.
10533 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
10534 (ix86_function_regparm): Handle user calling abi.
10535 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
10536 by DEFAULT_ABI versus SYSV_ABI check.
10537 (ix86_reg_parm_stack_space): New.
10538 (ix86_function_type_abi): New.
10539 (ix86_call_abi_override): New.
10540 (ix86_function_abi): New.
10541 (ix86_cfun_abi): New.
10542 (init_cumulative_args): Call abi specific initialization.
10543 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
10544 (function_arg_64): Extend SSE_REGPARM_MAX check.
10545 (function_arg (): Remove TARGET_64BIT_MS_ABI.
10546 (ix86_pass_by_reference): Likewise.
10547 (ix86_function_value_regno_p): Likewise.
10548 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
10549 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
10550 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
10551 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
10552 (setup_incoming_varargs_64): Adjust regparm for call abi.
10553 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
10554 (ix86_va_start): Likewise.
10555 (ix86_gimplify_va_arg): Likewise.
10556 (ix86_expand_prologue): Likewise.
10557 (output_pic_addr_const): Likewise.
10558 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
10559 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
10560 (x86_output_mi_thunk): Likewise.
10561 (x86_function_profiler): Likewise.
10562 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
10563 (SYSV_ABI, MS_ABI): New constants.
10564 (DEFAULT_ABI): New.
10565 (init_regs): Add prototype of function in regclass.c file.
10566 (OVERRIDE_ABI_FORMAT): New.
10567 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
10568 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
10569 (OUTGOING_REG_PARM_STACK_SPACE): New.
10570 (ix86_reg_parm_stack_space): New prototype.
10571 (CUMULATIVE_ARGS): Add call_abi member.
10572 (machine_function): Add call_abi member.
10573 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
10574 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
10576 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
10579 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
10580 (avr_builtin_setjmp_frame_value): New function.
10581 * config/avr/avr.md (nonlocal_goto_receiver): Define.
10582 (nonlocal_goto): Define.
10584 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
10586 * config/mips/mips.c (mips_emit_loadgp): Return early if
10587 there is nothing do to, otherwise emit a blockage if
10588 !TARGET_EXPLICIT_RELOCS || crtl->profile.
10589 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
10591 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10593 * configure.ac: Drop unneeded backslash ending up in config.in.
10594 * acinclude.m4: Likewise.
10595 * config.in: Regenerate.
10597 2008-05-26 Jan Hubicka <jh@suse.cz>
10599 * predict.c (maybe_hot_frequency_p): Break out of...
10600 (maybe_hot_bb_p): ... here.
10601 (maybe_hot_edge_p): New.
10602 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
10603 * basic-block.h (maybe_hot_edge_p): Declare.
10605 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
10607 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
10608 (*cmpfp_<mode>_cc): Ditto.
10609 (*fp_jcc_8<mode>_387): Ditto.
10610 (*fop_<MODEF:mode>_2_i387): Ditto.
10611 (*fop_<MODEF:mode>_3_i387): Ditto.
10612 (*fop_xf_2_i387): Ditto.
10613 (*fop_xf_3_i387): Ditto.
10615 2008-06-02 Tomas Bily <tbily@suse.cz>
10617 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
10619 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
10621 * config/mips/mips.c (mips_valid_offset_p): New function.
10622 (mips_valid_lo_sum_p): Likewise.
10623 (mips_classify_address): Use them.
10624 (mips_force_address): New function.
10625 (mips_legitimize_address): Use it.
10626 * config/mips/mips.md (MOVE128): New mode iterator.
10627 (movtf): Require TARGET_64BIT. Remove empty strings.
10628 (*movtf_internal): Rename to...
10629 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
10630 of "R" and use {,fp}{load,store} attributes instead of "multi".
10631 Use a separate define_split.
10632 (*movtf_mips16): New pattern.
10634 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
10636 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
10637 * config/mips/mips.c (mips_expand_before_return): New function.
10638 (mips_expand_epilogue): Call it.
10639 * config/mips/mips.md (return): Turn into a define_expand.
10640 (*return): New insn.
10642 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
10644 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
10645 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
10646 functions. Do not emit uses and clobbers of CONCATs; individually
10647 use and clobber their operands.
10648 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
10649 gen_clobber, emit_use and gen_use.
10650 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
10651 (expand_builtin_return): Likewise.
10652 * cfgbuild.c (count_basic_blocks): Likewise.
10653 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
10654 * explow.c (emit_stack_restore): Likewise.
10655 * expmed.c (extract_bit_field_1): Likewise.
10656 * expr.c (convert_move, emit_move_complex_parts): Likewise.
10657 (emit_move_multi_word, store_constructor): Likewise.
10658 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
10659 (thread_prologue_and_epilogue_insns): Likewise.
10660 * lower-subreg.c (resolve_simple_move): Likewise.
10661 * optabs.c (widen_operand, expand_binop): Likewise.
10662 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
10663 * reload.c (find_reloads): Likewise.
10664 * reload1.c (eliminate_regs_in_insn): Likewise.
10665 * stmt.c (expand_nl_goto_receiver): Likewise.
10666 * config/alpha/alpha.md (builtin_longjmp): Likewise.
10667 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
10668 * config/arm/arm.c (arm_load_pic_register): Likewise.
10669 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
10670 * config/arm/arm.md (untyped_return): Likewise.
10671 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
10672 * config/avr/avr.c (expand_prologue): Likewise.
10673 * config/bfin/bfin.c (do_unlink): Likewise.
10674 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
10675 * config/cris/cris.c (cris_expand_prologue): Likewise.
10676 * config/darwin.c (machopic_indirect_data_reference): Likewise.
10677 (machopic_legitimize_pic_address): Likewise.
10678 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
10679 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
10680 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
10681 (ix86_expand_convert_uns_didf_sse): Likewise.
10682 (ix86_expand_vector_init_general): Likewise.
10683 * config/ia64/ia64.md (eh_epilogue): Likewise.
10684 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
10685 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
10686 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
10687 (config/iq2000/iq2000.c): Likewise.
10688 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
10689 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
10690 (builtin_longjmp): Likewise.
10691 * config/mn10300/mn10300.md (call, call_value): Likewise.
10692 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
10693 * config/pdp11/pdp11.md (abshi2): Likewise.
10694 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
10695 * config/s390/s390.c (s390_emit_prologue): Likewise.
10696 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
10697 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
10698 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
10699 * config/sh/sh.c (prepare_move_operands): Likewise.
10700 (output_stack_adjust, sh_expand_epilogue): Likewise.
10701 (sh_set_return_address, sh_expand_t_scc): Likewise.
10702 * config/sparc/sparc.c (load_pic_register): Likewise.
10703 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
10704 * config/spu/spu.c (spu_expand_epilogue): Likewise.
10705 * config/v850/v850.c (expand_epilogue): Likewise.
10707 2008-05-31 Anatoly Sokolov <aesok@post.ru>
10709 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
10710 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
10711 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
10712 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
10713 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
10714 stack pointer register.
10715 (output_movhi): Remove code for interrupt specific writing to the
10716 stack pointer register.
10718 2008-05-31 Richard Guenther <rguenther@suse.de>
10720 PR tree-optimization/34244
10721 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
10722 (tree_expr_nonzero_warnv_p): Likewise.
10723 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
10724 ssa_name_nonnegative_p.
10725 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
10726 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
10727 not tree_expr_nonzero_warnv_p.
10729 PR tree-optimization/36262
10731 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
10733 PR tree-optimization/34244
10734 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
10735 (record_numbers_of_iterations): New function.
10736 (execute_vrp): Cache the numbers of iterations of loops.
10737 * tree-scalar-evolution.c (scev_reset_except_niters):
10739 (scev_reset): Use scev_reset_except_niters.
10740 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
10742 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
10744 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
10745 __WORKAROUND_RETS when appropriate.
10747 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
10749 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
10750 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
10752 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
10753 *fop_df_comm_sse insn patterns using MODEF mode iterator.
10754 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
10755 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
10756 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
10757 *fop_df_1_mixed insn patterns using MODEF mode iterator.
10758 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
10759 *fop_df_1_sse insn patterns using MODEF mode iterator.
10760 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
10761 *fop_df_1_i387 insn patterns using MODEF mode iterator.
10762 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
10763 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
10764 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
10765 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
10766 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
10767 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
10768 (*fop_xf_4_i387): Use <MODE> for mode attribute.
10769 (*fop_xf_5_i387): Ditto.
10770 (*fop_xf_6_i387): Ditto.
10772 2008-05-30 Richard Guenther <rguenther@suse.de>
10774 * builtins.c (build_string_literal): Avoid generating
10775 a non-gimple_val result.
10777 2008-05-30 DJ Delorie <dj@redhat.com>
10779 * exec-tool.in: Use an environment variable (private) instead of a
10780 file (shared) as a semaphore, so as to not break parallel builds.
10782 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
10784 * optabs.c (maybe_encapsulate_block): Remove.
10785 (emit_libcall_block): Adjust accordingly.
10786 * optabs.h (maybe_encapsulate_block): Remove prototype.
10788 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
10789 Don't use maybe_encapsulate_block.
10791 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
10793 * config/rs6000/rs6000.c (rs6000_legitimize_address,
10794 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
10795 rtx is a SYMBOL_REF before calling get_pool_constant.
10797 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
10799 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
10801 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
10803 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
10804 rather than OS names to choose INO_T_EQ definition.
10805 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
10806 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
10808 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
10811 * config/darwin-f.c: New.
10812 * config/t-darwin: Added rule to build darwin-f.o.
10813 * config.gcc: Defined new variable, fortran_target_objs.
10814 (*-*-darwin*): Set fortran_target_objs.
10815 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
10816 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
10817 * configure: Regenerated.
10819 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
10822 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
10823 canonical type if needed.
10825 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
10827 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
10829 2008-05-29 Richard Guenther <rguenther@suse.de>
10831 PR tree-optimization/36343
10832 PR tree-optimization/36346
10833 PR tree-optimization/36347
10834 * tree-flow.h (clobber_what_p_points_to): Declare.
10835 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
10836 pointed-to variable is dereferenced is irrelevant to whether
10837 the pointer can access the pointed-to variable.
10838 (clobber_what_p_points_to): New function.
10839 * tree-ssa-alias.c (set_initial_properties): Use it.
10840 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
10841 call clobber check for NMTs.
10843 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
10845 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
10846 for printing gcov_type.
10848 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
10850 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
10851 and the eh region information.
10852 * value-prof.c (gimple_move_stmt_histograms): New function.
10853 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
10855 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
10857 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
10859 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
10861 * value-prof.c (tree_ic_transform): Print counts.
10862 * tree-profile.c (tree_gen_ic_func_profiler):
10863 Clear __gcov_indreict_call_callee variable to avoid misattribution
10866 2008-05-28 Rafael Espindola <espindola@google.com>
10868 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
10871 2008-05-28 Richard Guenther <rguenther@suse.de>
10873 PR tree-optimization/36339
10874 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
10875 and clobbering code out of the loop.
10877 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
10879 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
10882 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
10883 s390_contiguous_bitmask_p, s390_symref_operand_p,
10884 s390_check_symref_alignment, s390_reload_larl_operand,
10885 s390_reload_symref_address): New functions.
10886 (s390_branch_condition_mnemonic): Support compare and branch
10888 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
10889 and 'W' constraints.
10890 (s390_secondary_reload): Add secondary reloads for unaligned
10891 symbol refs or symbol refs to floating point or QI/TI mode
10893 (legitimate_address_p): Accept symbol references as addresses.
10894 (s390_expand_insv): Use rotate and insert selected bits
10895 instruction for insv when building for z10.
10896 (print_operand_address): Handle symbol ref addresses.
10897 (print_operand): Output modifier 'c' added for signed byte values.
10898 (s390_encode_section_info): Mark symbol refs with
10899 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
10901 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
10902 (length attribute): RRF, RRR have 4 byte length.
10903 (FPALL, INTALL): New mode iterators added.
10904 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
10905 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
10906 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
10907 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
10908 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
10909 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
10910 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
10911 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
10913 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
10914 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
10915 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
10916 reload<INTALL:mode><P:mode>_toreg_z10,
10917 reload<FPALL:mode><P:mode>_tomem_z10,
10918 reload<FPALL:mode><P:mode>_toreg_z10,
10919 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
10920 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
10921 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
10922 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
10924 (movmem, clrmem, cmpmem): New splitters added.
10926 * config/s390/predicates.md (larl_operand): Use
10927 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
10928 SYMBOL_REF_ALIGN1_P.
10929 (s390_signed_integer_comparison,
10930 s390_unsigned_integer_comparison): New predicates.
10932 * config/s390/s390-protos.h (s390_check_symref_alignment,
10933 s390_contiguous_bitmask_p, s390_reload_larl_operand,
10934 s390_reload_symref_address,
10935 s390_compare_and_branch_condition_mask): Prototypes added.
10937 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
10938 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
10939 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
10941 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
10943 * config/s390/s390.c (z10_cost): New cost function for z10.
10944 (s390_handle_arch_option, override_options): Support -march=z10 switch.
10945 (s390_issue_rate): Adjust issue rate for z10.
10946 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
10947 (processor_flags): Add PF_Z10.
10948 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
10949 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
10950 * gcc/config.gcc: Add z10.
10952 2008-05-28 Richard Guenther <rguenther@suse.de>
10954 PR tree-optimization/36291
10955 * tree-flow. h (struct gimple_df): Remove var_anns member.
10956 * tree-flow-inline.h (gimple_var_anns): Remove.
10957 (var_ann): Simplify.
10958 * tree-dfa.c (create_var_ann): Simplify.
10959 (remove_referenced_var): Clear alias info from var_anns of globals.
10960 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
10961 (delete_tree_ssa): Clear alias info from var_anns of globals.
10962 Do not free var_anns.
10963 (var_ann_eq): Remove.
10964 (var_ann_hash): Likewise.
10966 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
10968 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
10969 and loongson2f entries.
10970 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
10971 * config/mips/mips.h (processor_type): Add Loongson-2E
10972 and Loongson-2F entries.
10973 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
10974 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
10975 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
10976 * doc/invoke.texi (MIPS Options): Document loongson2e
10977 and loongson2f processor names.
10979 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
10983 * config/i386/i386.c (ix86_function_arg_boundary): Use
10984 alignment of canonical type.
10985 (ix86_expand_vector_move): Check unaligned memory access for
10988 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
10990 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
10991 Moved to the front of file.
10993 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
10994 H.J. Lu <hongjiu.lu@intel.com>
10996 * dwarf2out.c (current_fde): New.
10998 (lookup_cfa:): Likewise.
10999 (dwarf2out_end_epilogue): Likewise.
11000 (dwarf2out_note_section_used): Likewise.
11002 2008-05-27 Michael Matz <matz@suse.de>
11005 * c.opt (Wenum-compare): New warning option.
11006 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
11008 2008-05-27 Michael Matz <matz@suse.de>
11010 PR middle-end/36326
11011 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
11013 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
11014 into memory as tail calls.
11016 2008-05-27 Richard Guenther <rguenther@suse.de>
11018 PR tree-optimization/36339
11019 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
11020 pointers cause all addressable variables to be call clobbered.
11022 2008-05-27 Richard Guenther <rguenther@suse.de>
11024 PR tree-optimization/36245
11025 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
11027 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11029 * config/s390/s390.md: Replace all occurences of the 'm'
11030 constraint with 'RT'.
11032 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11034 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
11036 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
11038 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
11039 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
11040 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
11042 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11044 * reload.c: (find_reloads): Skip alternatives according to the
11045 "enabled" attribute. Constify the constraint variable.
11046 * recog.c (get_attr_enabled): Add default implementation.
11047 (extract_insn): Set the alternative_enabled_p array
11048 in the recog_data struct.
11049 (preprocess_constraints, constrain_operands): Skip
11050 alternatives according to the "enabled" attribute
11051 * recog.h (struct recog_data): New field alternative_enabled_p.
11052 (skip_alternative): New inline function.
11053 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
11054 (record_reg_classes): Skip alternative according to the
11055 "enabled" attribute.
11057 * doc/md.texi: Add documention for the "enabled" attribute.
11059 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11061 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
11062 * postreload.c (reload_cse_simplify_operands): Replace 'm'
11063 constraint with TARGET_MEM_CONSTRAINT.
11064 * recog.c (asm_operand_ok, preprocess_constraints,
11065 constrain_operands): Likewise.
11066 * regclass.c (record_reg_classes): Likewise.
11067 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
11068 * reload1.c (maybe_fix_stack_asms): Likewise.
11069 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
11070 * recog.h: Adjust comment.
11071 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
11072 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
11073 * doc/md.texi: Add a note to description of 'm' constraint.
11074 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
11076 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
11078 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
11079 that the bitfield is of integral type before testing its precision.
11081 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11082 Sa Liu <saliu@de.ibm.com>
11084 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
11085 __modti3, __udivti3, __umodti3 and __udivmodti4.
11086 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
11087 that implement TImode mul and div functions.
11088 * config/spu/multi3.c: New. Implement __multi3.
11089 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
11090 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
11093 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
11095 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
11096 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
11097 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
11098 tls_sysv_suffix): New mode and mode attribute iterators.
11099 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
11100 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
11101 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
11102 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
11103 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
11106 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
11108 PR tree-optimization/36329
11109 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
11110 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
11111 * cgraphbuild.c (initialize_inline_failed): Use the latter
11112 macro in lieu of the former.
11113 * ipa-inline.c (cgraph_mark_inline): Likewise.
11114 (cgraph_decide_inlining_of_small_function): Likewise.
11115 (cgraph_decide_inlining): Likewise.
11116 (cgraph_decide_inlining_incrementally): Likewise.
11118 2008-05-26 Tristan Gingold <gingold@adacore.com>
11119 Anatoly Sokolov <aesok@post.ru>
11121 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
11122 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
11123 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
11124 optimization for 'avr6' architecture.
11126 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
11129 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
11131 2008-05-26 Richard Guenther <rguenther@suse.de>
11133 * tree-ssa-sccvn.c (expr_has_constants): Declare.
11134 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
11136 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
11138 PR middle-end/36253
11139 * caller-save.c (insert_restore): Verify alignment of spill space.
11140 (insert_save): Likewise.
11141 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
11142 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
11143 (STACK_SLOT_ALIGNMENT): Likewise.
11144 * function.c (LOCAL_ALIGNMENT): Removed.
11145 (get_stack_local_alignment): New.
11146 (assign_stack_local): Use it. Set alignment on stack slot.
11147 (assign_stack_temp_for_type): Use get_stack_local_alignment.
11148 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
11149 (STACK_SLOT_ALIGNMENT): New.
11150 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
11151 stack slot in XFmode.
11153 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
11155 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
11158 * config/i386/i386.md (allocate_stack_worker_64): Make sure
11159 argument operand in rax isn't removed.
11161 2008-05-26 Richard Guenther <rguenther@suse.de>
11163 PR middle-end/36300
11164 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
11165 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
11167 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11170 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
11172 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
11174 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
11175 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
11177 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11179 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
11180 build a trampoline if we don't want one.
11181 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
11182 return zero for nested functions if we don't want a trampoline.
11184 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11186 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
11188 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11191 * c.opt: Removed undocumented option '-lang-fortran'.
11192 * c-common.h: Removed global variable 'lang_fortran'.
11193 * c-opts.c (c_common_handle_option): Removed code to handle
11194 option '-lang-fortran'. Updated includes.
11195 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
11196 definition of '__GFORTRAN__'.
11197 (define__GNUC__): Reimplemented to use BASEVER and
11198 cpp_define_formatted.
11199 (builtin_define_with_value_n): Removed.
11200 * c-incpath.h: Renamed to ...
11201 * incpath.h: ... this.
11202 * c-incpath.c: Renamed to ...
11203 * incpath.c: ... this. Updated includes.
11204 * fix-header.c: Updated includes.
11205 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
11206 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
11207 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
11209 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11211 * tree.h: Update the table of flags used on tree nodes.
11212 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
11213 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
11214 (FORCED_LABEL): Add access check.
11215 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
11216 (ASM_INPUT_P): Likewise.
11217 (ASM_VOLATILE_P): Likewise.
11218 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
11219 (OMP_SECTION_LAST): Access private_flag directly.
11220 (OMP_RETURN_NOWAIT): Likewise.
11221 (OMP_PARALLEL_COMBINED): Likewise.
11222 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
11223 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
11224 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
11225 deprecated_flag directly.
11227 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
11229 * final.c (frame_pointer_needed): Removed.
11230 * flags.h (frame_pointer_needed): Likewise.
11232 * function.h (rtl_data): Add frame_pointer_needed.
11233 (frame_pointer_needed): New.
11235 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
11237 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
11239 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
11241 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
11244 2008-05-25 Alan Modra <amodra@bigpond.net.au>
11246 * c-common.c (strip_array_types): Move function to..
11248 (get_inner_array_type): Delete.
11249 * c-common.h (strip_array_types): Move declaration to..
11251 (get_inner_array_type): Delete.
11252 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
11253 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
11254 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
11255 * config/pa/pa.c (emit_move_sequence): Likewise.
11257 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
11259 * config/i386/i386.md (*sse_prologue_save_insn): Set length
11262 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
11264 * function.c: Include target hook for nonlocal_goto frame value.
11266 2008-05-24 Richard Guenther <rguenther@suse.de>
11268 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
11269 variable can be only accessed through a pointer or a union.
11271 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11273 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
11274 * doc/extend.texi: Likewise.
11276 2008-05-23 DJ Delorie <dj@redhat.com>
11278 * config/m32c/jump.md (untyped_call): Add.
11280 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
11281 for A24 to PSImode.
11282 (m32c_address_cost): Detail costs for indirect offsets.
11284 2008-05-23 Rafael Espindola <espindola@google.com>
11286 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
11287 if a node is a SUBREG.
11288 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
11291 2008-05-23 Paul Brook <paul@codesourcery.com>
11292 Carlos O'Donell <carlos@codesourcery.com>
11294 * doc/extend.texi: Clarify use of __attribute__((naked)).
11295 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11296 * target.h (gcc_target): Add allocate_stack_slots_for_args.
11297 * function.c (use_register_for_decl): Use
11298 targetm.calls.allocate_stack_slots_for_args.
11299 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11300 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
11301 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
11303 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
11305 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
11307 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
11309 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
11310 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
11311 is only rounded once.
11313 2008-05-23 Richard Guenther <rguenther@suse.de>
11315 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
11317 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
11318 Jakub Jelinek <jakub@redhat.com>
11321 * configure.ac: Handle --enable-cld.
11322 * configure: Regenerated.
11323 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
11324 * config/i386/i386.h (struct machine_function): Add needs_cld field.
11325 (ix86_current_function_needs_cld): New define.
11326 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
11327 (cld): New isns pattern.
11328 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
11329 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
11330 * config/i386/i386.opt (mcld): New option.
11331 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
11332 TARGET_CLD and ix86_current_function_needs_cld.
11333 (override_options): Use -mcld by default for 32-bit code if
11336 * doc/install.texi (Options specification): Document --enable-cld.
11337 * doc/invoke.texi (Machine Dependent Options)
11338 [i386 and x86-64 Options]: Add -mcld option.
11339 (Intel 386 and AMD x86-64 Options): Document -mcld option.
11341 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
11342 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
11343 (return_in_memory_64): Likewise.
11344 (return_in_memory_ms_64): Likewise.
11346 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11348 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
11349 * builtins.c (fold_builtin_fpclassify): New.
11350 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
11351 * builtins.def (BUILT_IN_FPCLASSIFY): New.
11352 * c-common.c (handle_type_generic_attribute): Adjust to accept
11353 fixed arguments before an elipsis.
11354 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
11355 * doc/extend.texi: Document __builtin_fpclassify.
11357 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
11359 * omp-low.c (gate_expand_omp_ssa): Remove.
11360 (pass_expand_omp_ssa): Remove.
11361 (gate_expand_omp): Do not check for flag_openmp_ssa.
11362 * common.opt (-fopenmp-ssa): Remove.
11363 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
11365 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
11367 * config/sh/sh.opt (mfixed-range): New option.
11368 * config/sh/sh-protos.h (sh_fix_range): Declare.
11369 * config/sh/sh.c (sh_fix_range): New function.
11370 * config/sh/sh.h (sh_fixed_range_str): Declare.
11371 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
11373 * doc/invoke.texi (SH Options): Document -mfixed-range.
11375 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
11377 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
11378 it before the redeclaration.
11380 2008-05-22 Anatoly Sokolov <aesok@post.ru>
11382 * config/avr/avr.c (get_sequence_length): Add new function.
11383 (expand_prologue, expand_epilogue): Remove duplicate code.
11385 2008-05-22 Rafael Espindola <espindola@google.com>
11387 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
11390 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
11392 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
11393 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
11395 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
11396 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
11397 (vect_update_misalignment_for_peel): Likewise.
11398 (vector_alignment_reachable_p): Likewise.
11399 * tree-vect-transform.c (vectorizable_load): Likewise.
11400 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
11401 (get_vectype_for_scalar_type): Pass mode of scalar_type
11402 to UNITS_PER_SIMD_WORD.
11404 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
11405 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
11406 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
11407 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
11408 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
11410 2008-05-22 Ira Rosen <irar@il.ibm.com>
11412 PR tree-optimization/36293
11413 * tree-vect-transform.c (vect_transform_strided_load): Don't check
11414 if the first load must be skipped because of a gap.
11416 2008-05-22 Richard Guenther <rguenther@suse.de>
11418 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
11419 more cases of offset disambiguation that is possible if
11420 strict-aliasing rules apply.
11421 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
11422 for basic offset and type-based disambiguation.
11424 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11426 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
11427 ix86_expand_vector_set on V16QImode for SSE4.1.
11429 2008-05-21 Tom Tromey <tromey@redhat.com>
11431 * c.opt (Wimport): Mark as undocumented.
11432 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
11434 (Warning Options): Likewise.
11435 * doc/cppopts.texi: Don't mention -Wimport.
11437 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
11439 PR tree-optimization/36287
11440 PR tree-optimization/36286
11441 * lambda-code.c (build_access_matrix): Do not use the loop->num
11442 for computing the number of induction variables: use the loop depth
11445 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
11448 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
11449 option -f(no-)leading-underscore.
11451 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11453 * config/i386/i386.c (ix86_expand_vector_init_general): Use
11454 GET_MODE_NUNITS (mode).
11456 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
11458 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
11459 (-mmulhw): Add 464 to description.
11460 (-mdlmzb): Likewise.
11461 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
11462 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
11464 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
11465 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
11466 * config/rs6000/rs6000.md: Update comments for 464.
11468 2008-05-21 Janis Johnson <janis187@us.ibm.com>
11470 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
11472 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11474 * config/i386/sse.md (vec_extractv4sf): Removed.
11475 (vec_extractv2df): Likewise.
11476 (vec_extractv2di): Likewise.
11477 (vec_extractv4si): Likewise.
11478 (vec_extractv8hi): Likewise.
11479 (vec_extractv16qi): Likewise.
11480 (vec_extract<mode>): New.
11482 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11484 * config/i386/sse.md (vec_setv4sf): Removed.
11485 (vec_setv2df): Likewise.
11486 (vec_setv2di): Likewise.
11487 (vec_setv4si): Likewise.
11488 (vec_setv8hi): Likewise.
11489 (vec_setv16qi): Likewise.
11490 (vec_set<mode>): New.
11492 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11494 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
11495 goto for vec_concat and vec_interleave.
11497 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11499 * config/i386/sse.md (vec_initv4sf): Removed.
11500 (vec_initv2df): Likewise.
11501 (vec_initv2di): Likewise.
11502 (vec_initv4si): Likewise.
11503 (vec_initv8hi): Likewise.
11504 (vec_initv16qi): Likewise.
11505 (vec_init<mode>): New.
11507 2008-05-21 Joseph Myers <joseph@codesourcery.com>
11509 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
11511 2008-05-21 Tom Tromey <tromey@redhat.com>
11513 * ggc-zone.c (lookup_page_table_if_allocated): New function.
11514 (zone_find_object_offset): Likewise.
11515 (gt_ggc_m_S): Likewise.
11516 (highest_bit): Likewise.
11517 * ggc-page.c (gt_ggc_m_S): New function.
11518 * stringpool.c (string_stack): Remove.
11519 (init_stringpool): Update.
11520 (ggc_alloc_string): Use ggc_alloc.
11521 (maybe_delete_ident): New function.
11522 (ggc_purge_stringpool): Likewise.
11523 (gt_ggc_m_S): Remove.
11524 * ggc-common.c (ggc_protect_identifiers): New global.
11525 (ggc_mark_roots): Call ggc_purge_stringpool. Use
11526 ggc_protect_identifiers.
11527 * ggc.h (ggc_protect_identifiers): Declare.
11528 (gt_ggc_m_S): Update.
11529 (ggc_purge_stringpool): Declare.
11530 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
11531 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
11533 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
11535 2008-05-21 David S. Miller <davem@davemloft.net>
11537 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
11540 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
11542 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
11545 2008-05-20 David Daney <ddaney@avtrex.com>
11547 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
11548 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
11549 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
11550 UNSPEC_UPDATE_GOT_VERSION): Renumber.
11551 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
11552 (atomic_hiqi_op): New define_code_iterator.
11553 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
11554 mips_expand_compare_and_swap_12.
11555 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
11556 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
11557 (sync_<optab><mode>, sync_old_<optab><mode>,
11558 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
11559 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
11560 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
11561 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
11562 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
11563 (test_and_set_12): New insn.
11564 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
11565 sync_new_<optab><mode>, sync_old_nand<mode>,
11566 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
11567 clobber to operand 0 for SI and DI mode insns.
11568 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
11569 mips_gen_fn_4): New typedefs.
11570 (mips_gen_fn_ptrs): Define new union type.
11571 (mips_expand_compare_and_swap_12): Remove declaration.
11572 (mips_expand_atomic_qihi): Declare function.
11573 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
11574 (mips_expand_atomic_qihi): ... this. Use new generator function
11576 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
11577 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
11578 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
11579 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
11580 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
11581 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
11582 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
11583 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
11584 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
11585 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
11588 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
11590 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
11593 2008-05-20 Anatoly Sokolov <aesok@post.ru>
11595 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
11596 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
11597 (avr_attribute_table): Add 'OS_main' function attribute.
11598 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
11599 functions with 'OS_main' attribute.
11601 2008-05-20 Richard Guenther <rguenther@suse.de>
11603 PR tree-optimization/35204
11604 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
11605 helper, split out from ...
11606 (DFS): ... here. Make the DFS walk non-recursive.
11608 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
11609 Jan Sjodin <jan.sjodin@amd.com>
11611 PR tree-optimization/36181
11612 * tree-parloops.c (loop_has_vector_phi_nodes): New.
11613 (parallelize_loops): Don't parallelize when the loop has vector
11616 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
11617 Sebastian Pop <sebastian.pop@amd.com>
11619 * tree-loop-linear.c (gather_interchange_stats): Look in the access
11620 matrix, and never look at the tree representation of the memory
11622 (linear_transform_loops): Computes parameters and access matrices.
11623 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
11625 (access_matrix_get_index_for_parameter): New.
11626 * tree-data-ref.h (struct access_matrix): New.
11627 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
11628 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
11629 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
11630 am_vector_index_for_loop): New.
11631 (struct data_reference): Add field access_matrix.
11632 (DR_ACCESS_MATRIX): New.
11633 (compute_data_dependences_for_loop): Update declaration.
11634 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
11635 * lambda.h (lambda_vector_vec_p): Declared.
11636 * lambda-code.c: Depend on pointer-set.h.
11637 (lambda_collect_parameters_from_af, lambda_collect_parameters,
11638 av_for_af_base, av_for_af, build_access_matrix,
11639 lambda_compute_access_matrices): New.
11640 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
11642 2008-05-20 Joseph Myers <joseph@codesourcery.com>
11644 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
11645 $SOURCEDIR/include.
11647 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
11648 Sebastian Pop <sebastian.pop@amd.com>
11650 PR tree-optimization/36206
11651 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
11653 (instantiate_scev_1): Rename flags to fold_conversions.
11654 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
11655 outeside instantiation_loop.
11656 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
11657 (evolution_function_is_affine_or_constant_p): Removed.
11658 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
11660 (analyze_siv_subscript): Pass in the loop nest number.
11661 Call evolution_function_is_affine_in_loop instead of
11662 evolution_function_is_affine_p.
11663 (analyze_overlapping_iterations): Pass in the loop nest number.
11665 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
11666 Sebastian Pop <sebastian.pop@amd.com>
11668 PR tree-optimization/36206
11669 * tree-chrec.h (chrec_fold_op): New.
11670 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
11673 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
11675 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
11677 (remove_duplicates): Do not set inode on non-inode systems.
11680 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
11682 * config.gcc (tm_file): Update comments about relative pathnames.
11684 2008-05-20 Richard Guenther <rguenther@suse.de>
11686 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
11687 * tree-ssa-sccvn.c (process_scc): Likewise.
11688 * tree-ssa-sink.c (execute_sink_code): Likewise.
11689 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
11690 * tree-vrp.c (process_assert_insertions): Likewise.
11691 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
11692 (perform_tree_ssa_dce): Likewise.
11693 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
11694 (dump_dominator_optimization_stats): Likewise.
11695 * tree-vectorizer.c (vectorize_loops): Likewise.
11697 2008-05-20 Richard Guenther <rguenther@suse.de>
11699 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
11701 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
11703 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
11704 (ix86_i386elf_return_in_memory): Likewise.
11705 (ix86_i386interix_return_in_memory): Likewise.
11706 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
11707 (SUBTARGET_RETURN_IN_MEMORY): New.
11708 * config/i386/i386elf.h: Likewise.
11709 * config/i386/ptx4-i.h: Likewise.
11710 * config/i386/sol2-10.h: Likewise.
11711 * config/i386/sysv4.h: Likewise.
11712 * config/i386/vx-common.h: Likewise.
11713 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
11714 * config/i386/i386.c (ix86_return_in_memory): Made static and
11715 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
11716 (ix86_i386elf_return_in_memory): Removed.
11717 (ix86_i386interix_return_in_memory): Removed.
11718 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
11719 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
11721 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
11723 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
11725 2008-05-19 Xinliang David Li <davidxl@google.com>
11727 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
11729 * common.opt: Ditto.
11730 * doc/invoke.texi: Ditto.
11732 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
11734 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
11735 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
11737 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
11739 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
11740 sizes of operand array from 8/4 to 4/2.
11741 (ix86_expand_vector_init_general): Change size of operand array
11742 from 32 to 16. Remove op0, op1 and half_mode.
11744 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
11746 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
11747 (ix86_expand_vector_init_interleave): Likewise.
11748 (ix86_expand_vector_init_general): Use them. Assert
11749 word_mode == SImode when n_words == 4.
11751 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
11753 * config/i386/i386.c (ix86_secondary_reload): New static function.
11754 (TARGET_SECONDARY_RELOAD): New define.
11755 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
11756 * config/i386/i386.md (reload_outqi): Remove.
11758 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11760 PR middle-end/35509
11761 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
11762 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
11763 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
11764 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
11765 (fold_builtin_1): Likewise.
11766 * builtins.def (BUILT_IN_ISINF_SIGN): New.
11767 c-common.c (check_builtin_function_arguments): Handle
11768 BUILT_IN_ISINF_SIGN.
11769 * doc/extend.texi: Document __builtin_isinf_sign.
11770 * fold-const.c (operand_equal_p): Handle COND_EXPR.
11772 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
11774 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
11775 EH cleanup at the end of the pass, search for those that have been
11776 turned into forwarder blocks and do the cleanup on their successor.
11778 2008-05-18 Richard Guenther <rguenther@suse.de>
11780 * tree-cfg.c (verify_gimple_expr): Allow conversions from
11781 pointers to sizetype and vice versa.
11783 2008-05-18 Xinliang David Li <davidxl@google.com>
11785 * gcc/tree-ssa-dce.c: Coding style fix.
11786 (check_pow): Documentation comment.
11787 (check_log): Documenation comment. Coding style fix.
11788 (is_unnecessary_except_errno_call): Ditto.
11789 (gen_conditions_for_pow): Ditto.
11790 (gen_conditions_for_log): Ditto.
11791 (gen_shrink_wrap_conditions): Ditto.
11792 (shrink_wrap_one_built_in_calls): Ditto.
11793 * gcc/doc/invoke.texi: Better documentation string.
11794 * ChangeLog: Fix wrong change log entries from
11795 May 17 checkin on function call DCE.
11797 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
11799 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
11801 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
11803 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
11804 * df-problems.c (simulation routines): Fixed block comment to
11805 properly say how to add forwards scanning functions.
11807 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
11809 * tree-inline.c (setup_one_parameter): Remove dead code.
11811 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
11813 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
11814 a BIT_AND_EXPR only for an INTEGER_TYPE.
11816 2008-05-17 Xinliang David Li <davidxl@google.com>
11818 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
11819 (check_pow, check_log, is_unnecessary_except_errno_call): New
11820 functions to check for eliminating math functions that are pure
11821 except for setting errno.
11822 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
11823 general condition expressions for shrink-wrapping pow/log calls.
11824 (gen_shrink_wrap_conditions): Ditto.
11825 (shrink_wrap_one_built_in_call): Ditto.
11826 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
11827 (mark_operand_necessary): If debugging, output if OP is necessary.
11828 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
11830 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
11832 * gcc/common.opt: New user flag -ftree-builtin-dce.
11833 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
11835 2008-05-16 David S. Miller <davem@davemloft.net>
11837 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
11838 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
11840 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
11843 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
11845 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11847 * ifcvt.c (dead_or_predicable): Rename
11848 df_simulate_one_insn_backwards to df_simulate_one_insn.
11849 * recog.c (peephole2_optimize): Ditto.
11850 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
11852 * df.h: Rename df_simulate_one_insn_backwards to
11853 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
11854 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
11855 scanning of defs and uses.
11856 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
11857 (df_simulate_one_insn_forwards): Removed.
11859 2008-05-16 Doug Kwan <dougkwan@google.com>
11861 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
11863 (real_from_string): Handle NaNs and Inf as approriate.
11865 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
11867 * doc/gty.texi (Source Files Containing Type Information): Note
11868 that headers should appear first in the gtfiles list.
11870 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11872 * tree.def (COND_EXEC): Properly documented this code.
11874 2008-05-16 Diego Novillo <dnovillo@google.com>
11876 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
11877 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
11880 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11882 * tree-ssa-dse (max_stmt_uid): Removed.
11883 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
11884 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
11885 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
11886 * function.h (cfun.last_stmt_uid): New field.
11887 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
11888 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
11890 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
11891 (create_stmt_ann): Initialize the ann->uid field.
11892 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
11894 * tree-flow.h (renumber_gimple_stmt_uids): New function.
11896 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
11898 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
11899 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
11900 (init_empty_tree_cfg): Call it.
11902 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11904 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
11907 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11909 * doc/invoke.text (-fdump-tree-*-verbose): New option.
11910 * tree-dump.c (dump_options): New verbose option.
11911 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
11913 * tree-pass.h (TDF_VERBOSE): New dump flag.
11914 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
11915 (tree-flow.h): Added include.
11916 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
11918 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
11920 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
11922 From Jie Zhang <jie.zhang@analog.com>
11923 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11924 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
11925 mcpu=bf561-none and mcpu=bf561-0.2.
11926 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11927 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
11928 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11929 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
11930 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
11931 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
11932 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
11934 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
11935 (cputype_selected): Remove.
11936 (bfin_handle_option): Don't use cputype_selected.
11937 (override_options): When no mcpu option, enable all workarounds.
11938 Don't use bfin_workarounds.
11939 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
11941 (DEFAULT_CPU_TYPE): Don't define.
11943 2008-05-16 Richard Guenther <rguenther@suse.de>
11945 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
11946 on deletion of the last stmt.
11948 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
11950 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
11951 V8HImode for SSE2 and V16QImode for SSE4.1.
11953 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
11955 * cgraph.h (compute_inline_parameters): Made public.
11956 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
11957 variable_generate_summary, function_write_summary,
11958 variable_write_summary, variable_read_summary. Added generate_summary,
11959 write_summary, read_summary.
11960 * cgraphunit.c (cgraph_process_new_functions): Changed call from
11961 pass_ipa_inline.function_generate_summary, to
11962 compute_inline_parameters.
11963 * ipa-inline.c (compute_inline_parameters): Made public and added
11965 (compute_inline_parameters_for_current): New function.
11966 (pass_inline_param): Now calls compute_inline_parameters_for_current.
11967 (inline_generate_summary): Removed parameter and made to loop over
11969 (pass_ipa_inline): Updated for new IPA_PASS structure.
11970 * passes.c (execute_ipa_summary_passes): Now is called once per
11971 pass rather than once per node*pass.
11973 2008-05-15 Anatoly Sokolov <aesok@post.ru>
11975 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
11976 avr_have_mul_p, avr_asm_only_p): Remove variables.
11977 (avr_override_options): Remove initialization of removed variables.
11978 (avr_file_start): Convert removed variables to fields of
11979 'struct base_arch_s *avr_current_arch'.
11980 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
11981 (AVR_HAVE_MUL): (Ditto.).
11982 (AVR_HAVE_MOVW): (Ditto.).
11983 (AVR_HAVE_LPMX): (Ditto.).
11984 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
11985 avr_asm_only_p): Remove declaration.
11987 2008-05-15 Diego Novillo <dnovillo@google.com>
11989 * config/arm/arm.c (arm_return_in_memory): Fix return type.
11990 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
11992 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
11994 PR middle-end/36194
11995 * combine.c (check_conversion): Rename back to check_promoted_subreg.
11996 Don't call record_truncated_value from here.
11997 (record_truncated_value): Turn it into a for_each_rtx callback.
11998 (record_truncated_values): New function.
11999 (combine_instructions): Call note_uses with record_truncated_values.
12000 Change name of check_conversion to check_promoted_subreg.
12002 2008-05-15 Janis Johnson <janis187@us.ibm.com>
12004 * doc/sourcebuild.texi: Document support for torture tests.
12006 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12008 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
12009 to alternative 4 of operand 2.
12011 2008-05-15 Richard Guenther <rguenther@suse.de>
12013 * tree-pass.h (current_pass): Declare.
12014 (get_pass_for_id): Likewise.
12015 * passes.c (passes_by_id, passes_by_id_size): New globals.
12016 (set_pass_for_id): New function.
12017 (get_pass_for_id): Likewise.
12018 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
12019 (execute_function_todo): Flush per function statistics.
12020 * toplev.c (compile_file): Init statistics.
12021 (general_init): Do early statistics initialization.
12022 (finalize): Finish statistics.
12023 * statistics.h (statistics_early_init): Declare.
12024 (statistics_init): Likewise.
12025 (statistics_fini): Likewise.
12026 (statistics_fini_pass): Likewise.
12027 (statistics_counter_event): Likewise.
12028 (statistics_histogram_event): Likewise.
12029 * statistics.c: New file.
12030 * Makefile.in (OBJS-common): Add statistics.o.
12031 (statistics.o): Add dependencies.
12032 * doc/invoke.texi (-fdump-statistics): Document.
12034 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
12035 (insert): Likewise.
12036 (execute_pre): Use statistics_counter_event.
12037 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
12038 (substitute_and_fold): Increment it. Use statistics_counter_event.
12040 2008-05-15 Diego Novillo <dnovillo@google.com>
12042 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
12044 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
12045 * tree-ssa-alias.c (new_type_alias): Remove references to
12046 sub-variables from comment.
12047 * tree-ssa-operands.c (swap_tree_operands): Likewise.
12049 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12051 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
12052 attribute to 1 only for insertps alternative.
12054 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12056 * config/bfin/bfin.md (loadbytes): New pattern.
12057 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
12058 (bfin_init_builtins): Initialize it.
12059 (bdesc_1arg): Add it.
12061 2008-05-15 Sa Liu <saliu@de.ibm.com>
12063 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
12064 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
12065 * testsuite/lib/target-supports.exp: Add
12066 check_effective_target_fortran_integer_16.
12068 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12070 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
12071 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
12072 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
12073 (TARGET_RETURN_IN_MEMORY): Define.
12075 2008-05-15 Richard Guenther <rguenther@suse.de>
12077 PR middle-end/36244
12078 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
12079 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
12080 represent unmodifiable vars.
12082 2008-05-15 Richard Guenther <rguenther@suse.de>
12084 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
12085 INDIRECT_REF and TARGET_MEM_REF.
12086 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
12089 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12090 H.J. Lu <hongjiu.lu@intel.com>
12092 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
12093 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
12094 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
12095 insn alternatives. Add missing alternatives.
12096 (*vec_concatv2di_rex64_sse4_1): Likewise.
12097 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
12098 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
12099 Require TARGET_SSE.
12101 2008-05-15 Richard Guenther <rguenther@suse.de>
12103 PR tree-optimization/36009
12104 PR tree-optimization/36204
12105 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
12106 (determine_invariantness_stmt): Record the loop a store is
12107 always executed in.
12108 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
12111 2008-05-15 Richard Guenther <rguenther@suse.de>
12113 PR tree-optimization/34330
12114 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
12115 through the pointer will alias the SMT.
12117 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
12119 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
12121 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
12123 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
12125 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12126 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12128 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
12129 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
12130 (vashl_optab): New optab for vector/vector shifts.
12131 (vashr_optab): Ditto.
12132 (vlshr_optab): Ditto.
12133 (vrotl_optab): Ditto.
12134 (vrotr_optab): Ditto.
12135 (optab_subtype): New enum for optab_for_tree_code call.
12136 (optab_for_tree_code): Add enum optab_subtype argument.
12138 * optabs.c (optab_for_tree_code): Take an additional argument to
12139 distinguish between a vector shift by a scalar and vector shift by
12140 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
12141 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
12142 vector shift by a vector.
12143 (expand_widen_pattern_expr): Pass additional argument to
12144 optab_for_tree_code.
12146 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
12147 vrotl_optab, vrotr_optab.
12149 * expr.c (expand_expr_real_1): Update calls to
12150 optab_for_tree_code to distinguish between vector shifted by a
12151 scalar and vector shifted by a vector.
12152 * tree-vectorizer.c (supportable_widening_operation): Ditto.
12153 (supportable_narrowing_operation): Ditto.
12154 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
12155 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
12156 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
12157 (vect_create_epilog_for_reduction): Ditto.
12158 (vectorizable_reduction): Ditto.
12159 (vectorizable_operation): Ditto.
12160 (vect_strided_store_supported): Ditto.
12161 (vect_strided_load_supported): Ditto.
12162 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12163 * expmed.c (expand_shift): Ditto.
12165 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
12167 (ashr@var{m}3): Ditto.
12168 (vashl@var{m}3): Document new vector/vector shift standard name.
12169 (vashr@var{m}3): Ditto.
12170 (vlshr@var{m}3): Ditto.
12171 (vrotl@var{m}3): Ditto.
12172 (vrotr@var{m}3): Ditto.
12174 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
12175 (PPERM_INVERT): Ditto.
12176 (PPERM_REVERSE): Ditto.
12177 (PPERM_REV_INV): Ditto.
12178 (PPERM_ZERO): Ditto.
12179 (PPERM_ONES): Ditto.
12180 (PPERM_SIGN): Ditto.
12181 (PPERM_INV_SIGN): Ditto.
12182 (PPERM_SRC1): Ditto.
12183 (PPERM_SRC2): Ditto.
12185 * config/i386/sse.md (mulv2di3): Add SSE5 support.
12186 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
12187 allows a memory operand to be the value being added, and split it
12188 to improve vectorization.
12189 (sse5_pmacsdqh_mem): Ditto.
12190 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
12191 (sse5_mulv2div2di3_high): Ditto.
12192 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
12193 (vec_pack_trunc_v4si): Ditto.
12194 (vec_pack_trunc_v2di): Ditto.
12195 (sse5_pcmov_<mode>): Remove code that tried to use use
12196 andps/andnps instead of pcmov.
12197 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
12198 pmacsdqh instructions.
12199 (vec_widen_smult_lo_v4si): Ditto.
12201 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
12202 (PPERM_INVERT): Ditto.
12203 (PPERM_REVERSE): Ditto.
12204 (PPERM_REV_INV): Ditto.
12205 (PPERM_ZERO): Ditto.
12206 (PPERM_ONES): Ditto.
12207 (PPERM_SIGN): Ditto.
12208 (PPERM_INV_SIGN): Ditto.
12209 (PPERM_SRC1): Ditto.
12210 (PPERM_SRC2): Ditto.
12211 (ix86_expand_sse_movcc): Move the SSE5 test after the if
12213 (ix86_expand_int_vcond): If SSE5 generate all possible integer
12215 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
12216 says ignore whether the last reference is a memory operand.
12218 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12219 Paolo Bonzini <bonzini at gnu dot org>
12221 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
12224 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
12225 (vlshr<mode>3): Rename from vlshr<mode>3.
12226 (vashr<mode>3): Rename from vashr<mode>3.
12227 (mulv4sf3): Change the names of vector shift patterns.
12231 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
12234 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
12259 * config/spu/spu.md (v): New iterator macro to add v for vector types.
12260 (floatunssidf2_internal): Change vector/vector shift names.
12261 (floatunsdidf2_internal): Ditto.
12268 (vashl<mode>3): Rename from ashl<mode>3.
12269 (vashr<mode>3): Rename from ashr<mode>3.
12270 (vlshr<mode>3): Rename from lshr<mode>3.
12271 (vrotl<mode>3): Rename from rotl<mode>3.
12273 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12276 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
12277 multiply gives the wrong value when doing widening multiplies.
12278 (vec_widen_smult_lo_v4si): Ditto.
12280 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12282 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
12283 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
12284 emit_library_call_value.
12285 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
12286 * tree.h (ECF_LIBCALL_BLOCK): Removed.
12287 * calls.c (initialize_argument_information, precompute_arguments,
12288 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
12289 (precompute_arguments): Removed flags parameter.
12290 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
12292 2008-05-14 Richard Guenther <rguenther@suse.de>
12294 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
12295 Make sure to register the store if the use is a PHI_NODE.
12297 2008-05-14 Olivier Hainque <hainque@adacore.com>
12299 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
12300 memory if the component is to be referenced in BLKmode according
12301 to get_inner_reference.
12303 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
12305 * calls.c (emit_library_call_value_1): Restore code clearing
12306 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
12308 2008-05-14 Olivier Hainque <hainque@adacore.com>
12309 Nicolas Roche <roche@adacore.com>
12311 * configure.ac: Add support for a "gcc_subdir" variable in
12312 config-lang.in, to denote a subdirectory where the language/GCC
12313 integration files are to be found.
12314 * configure: Regenerate.
12316 2008-05-14 Ira Rosen <irar@il.ibm.com>
12318 PR tree-optimization/36098
12319 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
12320 value for the first load in the group in case of a gap.
12321 (vect_build_slp_tree): Check that there are no gaps in loads.
12323 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12325 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
12326 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
12327 expand_copysign_bit, ): Change call to emit_no_conflict_block to
12328 emit_insn and remove unneeded code to construct extra args.
12329 (emit_no_conflict_block): Removed.
12330 * optabls.h: (emit_no_conflict_block): Removed.
12331 * cse.c (cse_extended_basic_block): Remove search for
12332 REG_NO_CONFLICT note.
12333 * global.c: Removed incorrect comment added in revision 117.
12334 * expr.c (convert_move): Change call to emit_no_conflict_block to
12336 * recog.c: Change comments so that they do not mention
12338 * local_alloc.c (combine_regs): Removed last parameter.
12339 (no_conflict_p): Removed.
12340 (block_alloc): Removed note, no_conflict_combined_regno and set
12341 local vars. Removed all code to process REG_NO_CONFLICT blocks.
12342 (combine_regs): Removed already_dead and code to look for
12343 REG_NO_CONFLICT notes.
12344 * lower_subreg (remove_retval_note): Removed code to look for
12345 REG_NO_CONFLICT block.
12346 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
12347 (resolve_clobber): Remove code to process libcalls that have
12348 REG_NO_CONFLICT notes.
12349 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
12351 * combine.c (can_combine_p, distribute_notes): Removed
12352 REG_NO_CONFLICT case.
12353 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
12355 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
12356 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
12358 * reg-notes.def (NO_CONFLICT): Removed.
12360 2008-05-14 David S. Miller <davem@davemloft.net>
12362 * config/sparc/sparc.c (sparc_profile_hook): If
12363 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
12364 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
12365 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12367 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
12369 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
12371 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
12374 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
12375 and op1 expansion before vector concat to have less live pseudos.
12377 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
12379 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
12380 ix86_expand_vector_set if supported.
12382 2008-05-13 Diego Novillo <dnovillo@google.com>
12383 Kenneth Zadeck <zadeck@naturalbridge.com>
12385 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
12387 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
12388 phinodes_print_statistics, init_ssanames, fini_ssanames,
12389 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
12390 release_ssa_name, release_defs, replace_ssa_name_symbol,
12391 ssanames_print_statistics): Move ...
12392 * tree-flow.h: ... here.
12393 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
12394 Use FN instead of cfun.
12395 (make_ssa_name_fn): Rename from make_ssa_name.
12396 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
12397 * tree-flow-inline.h (make_ssa_name): Move from
12398 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
12399 * omp-low.c (expand_omp_parallel):
12400 * tree-flow-inline.h (redirect_edge_var_map_result):
12401 * tree-ssa.c (init_tree_ssa): Add argument FN.
12402 Use it instead of cfun. Update all users.
12404 2008-05-13 Tom Tromey <tromey@redhat.com>
12406 PR preprocessor/22168:
12407 * doc/cpp.texi (Top): Update menu.
12408 (Alternatives to Wrapper #ifndef): New node.
12409 (Other Directives): Document deprecation.
12410 (Obsolete Features): Remove menu.
12411 (Assertions): Merge node into Obsolete Features.
12412 (Obsolete once-only headers): Move earlier; rename to Alternatives
12413 to Wrapper #ifndef.
12414 * doc/cppopts.texi: Update.
12415 * c.opt (Wdeprecated): Enable for C and ObjC.
12416 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
12417 (C++ Dialect Options): Move -Wno-deprecated from here to...
12418 (Warning Options): ... here.
12420 2008-05-13 Richard Guenther <rguenther@suse.de>
12422 PR middle-end/36227
12423 * fold-const.c (fold_sign_changed_comparison): Do not allow
12424 changes in pointer-ness.
12426 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12429 * config/sh/sh.c (sh_expand_prologue): Don't clear
12430 RTX_FRAME_RELATED_P for push insns.
12432 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
12434 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
12436 2008-05-12 Anatoly Sokolov <aesok@post.ru>
12438 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
12439 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
12440 Use 'machine->is_leaf' instead of 'leaf_func_p'.
12442 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
12444 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
12445 (*vec_concatv4sf_sse): This.
12446 (*sse2_concatv2si): Renamed to ...
12447 (*vec_concatv2si_sse2): This.
12448 (*sse1_concatv2si): Renamed to ...
12449 (*vec_concatv2si_sse): This.
12450 (*vec_concatv2di_rex): Renamed to ...
12451 (*vec_concatv2di_rex64): This.
12452 (*vec_concatv2si_sse4_1): New.
12453 (*vec_concatv2di_rex64_sse4_1): Likewise.
12455 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
12457 PR rtl-optimization/36111
12458 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
12459 that was created for swappable operands.
12461 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
12464 * Makefile.in: Substitute GNATMAKE and GNATBIND.
12465 * configure.ac: Add call to ACX_PROG_GNAT.
12467 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
12469 * optc-gen.awk: Fix comment typo.
12471 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12473 * pretty-print.c (pp_integer_with_precision): Use
12474 HOST_LONG_LONG_FORMAT.
12476 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
12478 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
12480 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
12482 * config/i386/i386.c (bdesc_ptest): Removed.
12483 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
12484 (bdesc_args): Add __builtin_ia32_ptestz128,
12485 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
12486 (ix86_init_mmx_sse_builtins): Updated.
12487 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
12488 (ix86_expand_builtin): Updated.
12490 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
12492 * tree-cfg.c (valid_fixed_convert_types_p): New function.
12493 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
12495 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
12497 * value-prof.c (interesting_stringop_to_profile): Do not
12498 return early for BUILT_IN_MEMPCPY.
12500 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
12502 * calls.c (expand_call): Don't use callgraph to increase
12503 preferred_stack_boundary.
12505 * cgraph.h (cgraph_rtl_info): Use unsigned on
12506 preferred_incoming_stack_boundary.
12508 * final.c (rest_of_clean_state): Use unsigned on
12509 preferred_stack_boundary.
12511 2008-05-09 Tom Tromey <tromey@redhat.com>
12513 PR preprocessor/22231:
12514 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
12517 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
12519 PR tree-optimization/36129
12520 * tree-ssa-ccp.c: Include value-prof.h.
12521 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
12522 built-in function was folded to a constant.
12523 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
12525 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
12526 Sebastian Pop <sebastian.pop@amd.com>
12528 * tree-scalar-evolution.c: Document instantiate_scev.
12529 (instantiate_parameters_1): Renamed instantiate_scev_1.
12530 Don't use the same loop for instantiation_loop and evolution_loop.
12531 (instantiate_scev): New.
12532 (instantiate_parameters): Moved...
12533 (resolve_mixers): Update call to instantiate_scev_1 to pass the
12534 same loop twice. Maintains the semantics for this function.
12535 * tree-scalar-evolution.h (instantiate_scev): Declare.
12536 (instantiate_parameters): ...here. Now static inline.
12537 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
12538 instead of resolve_mixers.
12540 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
12542 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
12544 2008-05-09 Tomas Bily <tbily@suse.cz>
12546 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
12547 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
12548 * tree-ssa-structalias.c (get_constraint_for): Likewise.
12549 * c-common.c (c_common_truthvalue_conversion): Likewise.
12550 * tree-object-size.c (compute_object_offset): Likewise.
12551 * tree-inline.c (estimate_num_insns_1): Likewise.
12552 * varasm.c (const_hash_1, compare_constant, copy_constant)
12553 (compute_reloc_for_constant, output_addressed_constants)
12554 (initializer_constant_valid_p): Likewise.
12555 * c-omp.c (check_omp_for_incr_expr): Likewise.
12556 * gimplify.c (gimplify_expr): Likewise.
12557 * c-typeck.c (c_finish_return): Likewise.
12558 * tree-vectorizer.c (supportable_widening_operation)
12559 (supportable_narrowing_operation): Likewise.
12560 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
12561 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
12562 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
12563 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
12564 (descr_info_loc): Likewise.
12565 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
12566 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
12567 (fold_unary): Likewise.
12568 * builtins.c (get_pointer_alignment): Likewise.
12569 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
12570 (instantiate_parameters_1): Likewise.
12571 * tree.c (expr_align, stabilize_reference): Likewise.
12572 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
12573 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
12574 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
12575 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
12576 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
12577 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
12579 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
12580 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
12581 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
12582 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
12583 (forward_propagate_comparison)
12584 (tree_ssa_forward_propagate_single_use_vars): Likewise.
12585 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
12586 * emit-rtl.c (component_ref_for_mem_expr)
12587 (set_mem_attributes_minus_bitpos): Likewise.
12588 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
12589 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
12591 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
12592 (build_function_call, pointer_diff, build_compound_expr)
12593 (c_finish_return): Likewise.
12594 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
12595 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
12597 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
12598 * expr.c (is_aligning_offset): Likewise.
12599 * tree-ssa-alias.c (is_escape_site): Likewise.
12600 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
12601 (check_all_va_list_escapes): Likewise.
12602 * tree-ssa-loop-ivopts.c (determine_base_object)
12603 (determine_common_wider_type): Likewise.
12604 * dojump.c (do_jump): Likewise.
12605 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
12606 * tree-gimple.c (is_gimple_cast): Likewise.
12607 * fold-const.c (decode_field_reference, )
12608 (fold_sign_changed_comparison, fold_unary, fold_comparison)
12609 (fold_binary): Likewise.
12610 * tree-ssa-alias-warnings.c (find_alias_site_helper)
12611 (already_warned_in_frontend_p): Likewise.
12612 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
12613 * tree.c (really_constant_p, get_unwidened): Likewise.
12614 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
12615 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
12616 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
12618 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
12620 (CONVERT_EXPR_P): Define.
12621 (CASE_CONVERT): Define.
12623 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
12625 PR middle-end/36117
12626 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
12627 (delete_unmarked_insns): When deleting a call, call
12628 delete_unreachable_blocks.
12629 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
12630 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
12632 2008-05-08 Richard Guenther <rguenther@suse.de>
12634 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
12635 (-ftree-salias): Likewise.
12636 (salias-max-implicit-fields): Remove param documentation.
12637 (salias-max-array-elements): Likewise.
12638 * tree-pass.h (pass_create_structure_vars): Remove.
12639 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
12640 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
12641 * tree-ssa-alias.c (create_structure_vars): Remove.
12642 (gate_structure_vars): Likewise.
12643 (pass_create_structure_vars): Likewise.
12644 (gate_build_alias): Likewise.
12645 (pass_build_alias): Adjust to run always and dump the function.
12646 * common.opt (ftree-salias): Hide.
12647 * passes.c (init_optimization_passes): Remove
12648 pass_create_structure_vars, adjust comment.
12649 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
12650 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
12651 * opts.c (decode_options): Do not set flag_tree_salias.
12652 (common_handle_option): Add OPT_ftree_salias to the backward
12653 compatibility section.
12655 2008-05-08 Richard Guenther <rguenther@suse.de>
12657 * tree-flow-inline.h (var_can_have_subvars): Move ...
12658 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
12659 * tree-flow.h (var_can_have_subvars): Remove.
12660 (push_fields_onto_fieldstack): Remove.
12661 (sort_fieldstack): Likewise.
12662 (struct fieldoff): Move ...
12663 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
12664 alias_set and base_for_components fields.
12665 (sort_fieldstack): Make static.
12666 (push_fields_onto_fieldstack): Likewise. Remove code that
12667 handles anything but RECORD_TYPEs. Remove alias_set and
12668 base_for_components handling.
12669 (create_variable_info_for): Adjust.
12671 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
12673 * common.opt (Wframe-larger-than=): Shorten the help message
12675 * doc/invoke.texi (Wframe-larger-than=): Add more description.
12677 2008-05-08 Rafael Espindola <espindola@google.com>
12679 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
12681 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
12682 trap and that both operands are gimple values.
12683 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
12684 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
12687 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
12689 * read-rtl.c (join_c_conditions): Return the first string if the
12690 two strings are equal.
12692 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
12694 * gensupport.h (pred_data): Add a "num_codes" field.
12695 (add_predicate_code): Declare.
12696 * gensupport.c (add_predicate_code): New function.
12697 (std_pred_table): Add an "allows_const_p" field.
12698 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
12699 Remove the (incomplete) list of such codes from the codes field.
12700 (init_predicate_table): Use add_predicate_code. Add all
12701 RTX_CONST_OBJs if allows_const_p is true.
12702 * genrecog.c (process_define_predicate): Use add_predicate_code.
12704 2008-05-08 David Daney <ddaney@avtrex.com>
12705 Richard Sandiford <rsandifo@nildram.co.uk>
12707 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
12708 special case of constant zero operands.
12709 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
12710 old and new values. Special case constant zero values.
12711 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
12713 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
12714 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
12716 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
12719 * simplify-rtx.c (simplify_plus_minus): Create CONST of
12720 similar RTX_CONST_OBJ before CONST_INT.
12722 2008-05-08 Steve Ellcey <sje@cup.hp.com>
12724 * stmt.c (expand_stack_restore): Change sa mode if needed.
12726 2008-05-08 Richard Guenther <rguenther@suse.de>
12728 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
12729 return type to bool.
12730 (ix86_sol10_return_in_memory): Likewise.
12731 (ix86_i386elf_return_in_memory): Likewise.
12732 (ix86_i386interix_return_in_memory): Likewise.
12733 * config/i386/i386.c (ix86_return_in_memory): Likewise.
12734 (ix86_sol10_return_in_memory): Likewise.
12735 (ix86_i386elf_return_in_memory): Likewise.
12736 (ix86_i386interix_return_in_memory): Likewise.
12738 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
12741 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
12743 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
12744 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
12747 2008-05-08 Richard Guenther <rguenther@suse.de>
12749 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
12750 * tree-data-ref.h (struct dr_alias): Remove subvars field.
12751 (DR_SUBVARS): Remove.
12752 * tree-dfa.c (dump_subvars_for): Remove.
12753 (debug_subvars_for): Likewise.
12754 (dump_variable): Do not dump subvars.
12755 (remove_referenced_var): Do not remove subvars.
12756 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
12757 (lookup_subvars_for_var): Remove.
12758 (get_subvars_for_var): Likewise.
12759 (get_subvars_at): Likewise.
12760 (get_first_overlapping_subvar): Likewise.
12761 (overlap_subvar): Likewise.
12762 * tree-flow.h (subvar_t): Remove.
12763 (struct var_ann_d): Remove subvars field.
12764 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
12765 argument. Remove special handling of SFTs.
12766 (compute_tag_properties): Likewise.
12767 (set_initial_properties): Likewise.
12768 (compute_call_clobbered): Likewise.
12769 (count_mem_refs): Likewise.
12770 (compute_memory_partitions): Likewise.
12771 (compute_flow_insensitive_aliasing): Likewise.
12772 (setup_pointers_and_addressables): Likewise.
12773 (new_type_alias): Likewise.
12774 (struct used_part): Remove.
12775 (used_portions): Likewise.
12776 (struct used_part_map): Likewise.
12777 (used_part_map_eq): Likewise.
12778 (used_part_map_hash): Likewise.
12779 (free_used_part_map): Likewise.
12780 (up_lookup): Likewise.
12781 (up_insert): Likewise.
12782 (get_or_create_used_part_for): Likewise.
12783 (create_sft): Likewise.
12784 (create_overlap_variables_for): Likewise.
12785 (find_used_portions): Likewise.
12786 (create_structure_vars): Likewise.
12787 * tree.def (STRUCT_FIELD_TAG): Remove.
12788 * tree.h (MTAG_P): Adjust.
12789 (struct tree_memory_tag): Remove base_for_components and
12790 unpartitionable flags.
12791 (struct tree_struct_field_tag): Remove.
12792 (SFT_PARENT_VAR): Likewise.
12793 (SFT_OFFSET): Likewise.
12794 (SFT_SIZE): Likewise.
12795 (SFT_NONADDRESSABLE_P): Likewise.
12796 (SFT_ALIAS_SET): Likewise.
12797 (SFT_UNPARTITIONABLE_P): Likewise.
12798 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
12799 (union tree_node): Remove sft field.
12800 * alias.c (get_alias_set): Remove special handling of SFTs.
12801 * print-tree.c (print_node): Remove handling of SFTs.
12802 * tree-dump.c (dequeue_and_dump): Likewise.
12803 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
12804 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
12805 * tree-predcom.c (set_alias_info): Do not set subvars.
12806 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
12807 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
12808 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
12809 (add_vars_for_offset): Remove.
12810 (add_virtual_operand): Remove special handling of SFTs.
12811 (add_call_clobber_ops): Likewise.
12812 (add_call_read_ops): Likewise.
12813 (get_asm_expr_operands): Likewise.
12814 (get_modify_stmt_operands): Likewise.
12815 (get_expr_operands): Likewise.
12816 (add_to_addressable_set): Likewise.
12817 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
12818 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
12819 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
12820 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
12821 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
12822 (tree_node_structure): Likewise.
12823 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
12825 (find_what_p_points_to): Likewise.
12827 2008-05-08 Sa Liu <saliu@de.ibm.com>
12829 * config/spu/spu.md: Fixed subti3 pattern.
12831 2008-05-08 Richard Guenther <rguenther@suse.de>
12833 PR middle-end/36154
12834 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
12835 sure to create a representative for trailing arrays for PTA.
12837 2008-05-08 Richard Guenther <rguenther@suse.de>
12839 PR middle-end/36172
12840 * fold-const.c (operand_equal_p): Two objects which types
12841 differ in pointerness are not equal.
12843 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
12845 * calls.c (compute_argument_block_size): Add argument tree fndecl.
12846 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
12847 (emit_library_call_value_1): Add new variable fndecl initialized by
12848 NULL_TREE. It should be the decl type of orgfun, but this information
12849 seems not to be available here, so it uses the default calling abi.
12850 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
12851 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
12852 by TARGET_RETURN_IN_MEMORY.
12853 * config/i386/i386-interix.h: Likewise.
12854 * config/i386/i386.h: Likewise.
12855 * config/i386/i386elf.h: Likewise.
12856 * config/i386/ptx4-i.h: Likewise.
12857 * config/i386/sol2-10.h: Likewise.
12858 * config/i386/sysv4.h: Likewise.
12859 * config/i386/vx-common.h: Likewise.
12860 * config/cris/cris.h: Removed #if 0 clause.
12861 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
12862 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
12864 (ix86_sol10_return_in_memory): Likewise.
12865 (ix86_i386elf_return_in_memory): New.
12866 (ix86_i386interix_return_in_memory): New.
12867 * config/mt/mt-protos.h (mt_return_in_memory): New.
12868 * config/mt/mt.c: Likewise.
12869 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
12870 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
12871 * config/bfin/bfin.h: Likewise.
12872 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
12874 * config/bfin/bfin.c: Likewise.
12875 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
12876 * config/alpha/unicosmk.h: Likewise.
12877 * config/i386/cygming.h: Likewise.
12878 * config/iq2000/iq2000.h: Likewise.
12879 * config/mips/mips.h: Likewise.
12880 * config/mn10300/mn10300.h: Likewise.
12881 * config/rs6000/rs6000.h: Likewise.
12882 * config/score/score.h: Likewise.
12883 * config/spu/spu.h: Likewise.
12884 * config/v850/v850.h: Likewise.
12885 * defaults.h: Likewise.
12886 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
12887 * expr.c (emit_block_move): Adjust use of
12888 OUTGOING_REG_PARM_STACK_SPACE.
12889 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
12890 OUTGOING_REG_PARM_STACK_SPACE.
12891 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
12893 2008-05-08 Jakub Jelinek <jakub@redhat.com>
12895 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
12896 on OMP_RETURN for OMP_FOR.
12899 * dwarf2out.c (dw_expand_expr, common_check): Removed.
12900 (fortran_common): New function.
12901 (gen_variable_die): Call fortran_common instead of common_check,
12902 adjust for it returning tree instead of rtx. Formatting.
12904 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
12908 * see.c (see_copy_insn): Copy new pure const attributes for new call.
12909 * c-decl.c (merge_decls): Ditto.
12910 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
12911 to RTL_CONST_OR_PURE_CALL_P.
12912 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
12913 Initialized DECL_LOOPING_CONST_PURE.
12914 (process_call_operands): Set tree_side_effects properly.
12915 * tree.h (TREE_READONLY_DECL_P): Removed.
12916 (DECL_IS_PURE): Renamed to DECL_PURE_P.
12917 (DECL_LOOPING_OR_CONST_P): New macro.
12918 (struct tree_function_decl): Added looping_const_or_pure_p.
12919 (ECF_*) Renumbered.
12920 (ECF_LOOPING_OR_CONST_P): New macro.
12921 * rtlanal.c (pure_const_p): Removed.
12922 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
12923 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
12924 to RTL_CONST_CALL_P.
12925 * ipa-pure-const.c (pure_const_state_e): Added looping field.
12926 (check_decl, check_tree, check_call, scan_function): Initialize
12928 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
12929 (static_execute): Set looping true for recursive functions.
12930 Undo setting state to IPA_NEITHER for recursive functions.
12931 * cse.c (cse_insn):
12932 * ifcvt.c (noce_can_store_speculate_p): Changed
12933 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
12934 RTL_CONST_OR_PURE_CALL_P.
12935 * dse.c (scan_insn): Ditto.
12936 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
12937 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
12938 RTL_CONST_OR_PURE_CALL_P.
12939 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
12940 pure_call_p to RTL_CONST_CALL_P.
12941 * gimplify.c (gimplify_call_expr): Clear side effects for
12942 non-looping pure and constant calls.
12943 * calls.c (emit_call_1): Set rtl flags from ecf flags.
12944 (flags_from_decl_or_type): Set ecf flags from decl flags.
12945 (initialize_argument_information): Turn off
12946 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
12947 Change const to pure if callee_copies is true rather than just
12949 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
12950 way of marking pure calls.
12951 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
12952 Remove hack that was supposed to fix pr7335 and remove old
12953 way of marking pure calls.
12954 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
12955 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
12956 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
12957 RTL_CONST_OR_PURE_CALL_P.
12958 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
12959 * loop-invariant.c (find_exits, find_invariant_bb): Changed
12960 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
12961 * sched-deps.c (schedule_analyze): Ditto.
12962 * rtl.h (struct rtx_def): Use call field, unchanging field, and
12963 return_val field of calls to represent pure and const function info.
12964 (CONST_OR_PURE_CALL_P): Deleted macro.
12965 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
12966 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
12967 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
12969 * tree-optimize.c (execute_fixup_cfg): Added test for
12970 ECF_LOOPING_CONST_OR_PURE.
12971 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
12973 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
12974 effects for looping pure or const calls.
12975 (verify_gimple_expr): Added verification code.
12976 * config/alpha/alpha.c (alpha_legitimize_address,
12977 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
12979 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
12980 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
12981 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
12982 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
12983 RTL_CONST_OR_PURE_CALL_P.
12984 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
12985 and const calls to be deleted.
12987 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
12990 * config/i386/mmx.md (mmx_subv2sf3): New expander.
12991 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
12992 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
12993 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
12994 to handle nonimmediate operands.
12995 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
12996 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
12997 to handle nonimmediate operands.
12998 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
12999 (mmx_pmulhrwv4hi3): New expander. Use
13000 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13001 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
13002 (sse2_umulv1siv1di3): New expander. Use
13003 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13004 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
13005 (mmx_eq<mode>3): New expander. Use
13006 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13007 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
13008 (mmx_uavgv8qi3): New expander. Use
13009 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13010 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
13011 (mmx_uavgv4hi3): New expander. Use
13012 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13014 * config/i386/sse.md
13015 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
13016 to handle nonimmediate operands.
13017 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
13018 to handle nonimmediate operands.
13019 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
13020 to handle nonimmediate operands.
13021 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
13022 to handle nonimmediate operands.
13023 (sse2_unpckhpd_exp): New expander. Use
13024 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13025 (sse2_unpcklpd_exp): New expander. Use
13026 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13027 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
13028 to handle nonimmediate operands.
13029 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
13030 to handle nonimmediate operands.
13031 (*sse2_<plusminus_insn><mode>3): Rename from
13032 sse2_<plusminus_insn><mode>3 insn pattern.
13033 (sse2_<plusminus_insn><mode>3): New expander. Use
13034 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13035 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
13036 (sse2_umulv2siv2di3): New expander. Use
13037 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13038 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
13039 (sse4_1_mulv2siv2di3): New expander. Use
13040 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13041 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
13042 (sse2_pmaddwd): New expander. Use
13043 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13044 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
13045 (sse2_eq<mode>3): New expander. Use
13046 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13047 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
13048 (sse4_1_eqv2di3): New expander. Use
13049 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13050 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13051 (sse2_uavgv16qi3): New expander. Use
13052 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13053 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13054 (sse2_uavgv16qi3): New expander. Use
13055 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13056 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
13057 (sse2_uavgv8hi3): New expander. Use
13058 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13059 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
13060 (ssse3_pmulhrswv8hi3): New expander. Use
13061 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13062 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
13063 (ssse3_pmulhrswv4hi3): New expander. Use
13064 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13066 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
13067 (<sse>_vmmul<mode>3): Ditto.
13068 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
13070 (ssse3_pmaddubsw128): Use register_operand for operand 1.
13071 (ssse3_pmaddubsw): Ditto.
13073 * config/i386/i386.c (struct_builtin_description)
13074 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
13075 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
13076 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
13077 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
13078 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
13079 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
13080 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
13081 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
13082 (ix86_fixup_binary_operands): Assert that src1
13083 and src2 must have the same mode when swapped.
13084 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
13085 and ix86_binary_operator_ok. Do not force operands in registers
13088 2008-05-07 Jan Hubicka <jh@suse.cz>
13090 * cgraph.c (dump_cgraph_node): Update.
13091 * cgraph.h (cgraph_local_info): Break out inline summary.
13092 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
13094 * ipa-inline (inline_summary): New accestor function.
13095 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
13096 cgraph_decide_inlining, compute_inline_parameters): Update.
13097 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
13099 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13101 Cleanup ColdFire scheduling support and add V4 pipeline model.
13103 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
13104 (define_attr cpu): Add cfv4 value.
13105 (define_attr type, define_attr type1): Merge into a single 'type'
13106 attribute. Update all uses.
13107 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
13108 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
13110 (define_attr opx_mem, define_attr opy_mem): Remove.
13111 (define_attr op_mem): Clean up, update comment.
13112 (define_attr size): Use specific values instead of general int.
13113 (define_attr guess, define_attr split): Remove. Update all uses.
13114 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
13115 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
13116 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
13117 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
13118 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
13119 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
13120 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
13121 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
13122 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
13123 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
13124 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
13125 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
13126 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
13127 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
13128 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
13129 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
13130 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
13131 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
13132 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
13133 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
13134 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
13135 Update or set attributes.
13136 (stack_tie): New fake instruction.
13138 * config/m68k/m68k.h (TUNE_CFV4): New macro.
13139 (m68k_sched_attr_size): Update declaration.
13140 (m68k_sched_attr_type2): Remove.
13141 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
13142 Declare new bypass predicates.
13144 * config/m68k/m68k.c (m68k_sched_issue_rate,
13145 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
13147 (TARGET_SCHED_ISSUE_RATE,
13148 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
13149 (override_options): Handle scheduling for ColdFire V4 core.
13150 (m68k_expand_prologue): Emit stack_tie.
13151 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
13152 'OP_TYPE_FPN'. Update all uses.
13153 (sched_guess_p): Remove.
13154 (sched_address_type): Handle symbolic addresses.
13155 (sched_get_operand): New static function.
13156 (sched_operand_type): Merge into sched_attr_op_type.
13157 (sched_attr_op_type): Handle FP registers, handle quick constants,
13159 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
13160 (m68k_sched_attr_size): Update. Move logic to ...
13161 (sched_get_attr_size_int): New static function.
13162 (sched_get_opxy_mem_type): New static function.
13163 (m68k_sched_attr_op_mem): Update.
13164 (m68k_sched_attr_type2): Remove.
13165 (sched_cfv4_bypass_data): New static variable.
13166 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
13167 (m68k_sched_issue_rate): Implement scheduler hook.
13168 (struct _sched_ib: enabled_p): New field.
13169 (m68k_sched_variable_issue): Update. Handle V4.
13170 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
13171 sched_dump_class_func_t, sched_dump_split_class,
13172 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
13173 sched_dump_dfa_class, m68k_sched_dump): Remove.
13174 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
13176 (m68k_sched_init_global): Remove statisctics dumping, introduce
13177 sanity check that all instructions have pipeline reservations. Handle
13179 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
13180 Handle ColdFire V4 core.
13181 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
13182 New static functions.
13183 (m68k_sched_address_bypass_p): New bypass predicate.
13184 (sched_get_indexed_address_scale): New static function.
13185 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
13187 * cf.md: Update comments.
13188 (define_attr type2): Remove. Use 'type' attribute instead.
13190 (cf_ib): Rename to cfv123_ib. Update all uses.
13191 (cf_oep): Rename to cfv123_oep. Update all uses.
13192 (cf_chr): Rename to cfv123_chr. Update all uses.
13193 (cf_mem): Rename to cfv123_mem. Update all uses.
13194 (cf_mac): Move to more appropriate place.
13195 (cfv123_guess): New automaton and cpu_unit.
13196 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
13197 Update uses of 'size' attribute. Handle before reload scheduling.
13198 (cfv123_guess): New dummy reservation for unhandled instructions.
13199 (cfv4_*): Pipeline description of ColdFire V4 core.
13200 (ignore): New reservation to handle 'ignore' type.
13202 2008-05-07 Ian Lance Taylor <iant@google.com>
13204 PR middle-end/36013
13205 * gimplify.c (find_single_pointer_decl_1): Don't look through
13207 (find_single_pointer_decl): Adjust comments.
13209 2008-05-07 Jakub Jelinek <jakub@redhat.com>
13211 PR middle-end/36137
13212 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
13213 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
13215 PR middle-end/36106
13216 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
13217 integral type rather than floating point, then VIEW_CONVERT_EXPR
13218 to the floating point type.
13220 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13222 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
13223 TFmode op0 to register.
13225 2008-05-07 Alan Modra <amodra@bigpond.net.au>
13227 * c-decl.c (grokdeclarator): Comment typo.
13229 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
13231 * tree-flow.h: Remove prototype for computed_goto_p.
13232 * tree-cfg.c (computed_goto_p): Make static.
13234 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
13237 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
13238 (contains_aligned_value_p): This. Handle _Decimal128.
13239 (ix86_function_arg_boundary): Only align _Decimal128 to its
13240 natural boundary and handle it properly.
13242 2008-05-06 Martin Jambor <mjambor@suse.cz>
13244 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
13245 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
13246 (ipcp_method_set_orig_node): Removed.
13247 (ipcp_cval_get_cvalue_type): Removed.
13248 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
13249 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
13250 (ipcp_cval_set_cvalue_type): Removed.
13251 (ipcp_cval_get_cvalue): Removed.
13252 (ipcp_cval_set_cvalue): Removed.
13253 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
13254 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
13255 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
13256 (ipcp_cval_meet): Renamed to ipa_lattice_meet
13257 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
13258 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
13259 (ipcp_get_ith_lattice): Changed parameters.
13260 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
13261 (ipcp_lattice_from_jfunc): Changed parameters.
13262 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
13263 (ipcp_method_cval_print): Added temporary variable info.
13264 (ipcp_redirect): Removed already unused local variable caller.
13265 (ipcp_redirect): New temporary variable orig_callee_info
13266 (ipcp_redirect): Removed newly unused local variable callee.
13267 (ipcp_redirect): Removed (a bit confusing) local variable type.
13268 (ipcp_insert_stage): Added local variable info.
13269 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
13271 (ipcp_formal_create): Removed.
13272 (ipcp_method_cval_set): Removed.
13273 (ipcp_propagate_stage): Renamed lattice variables.
13274 (ipcp_method_cval_set_cvalue_type): Removed.
13275 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
13276 (ipcp_print_all_lattices): Changed printed strings to refer to
13277 lattices rather than cvals.
13278 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
13279 (ipcp_propagate_const): Changed formal parameters.
13280 (build_const_val): Changed formal parameters.
13281 (ipcp_insert_stage): Removed useless variable cvalue
13282 (build_const_val): Changed formal parameters.
13283 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
13284 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
13285 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
13286 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
13287 (ipcp_print_func_profile_counts): Changed string from "method" to
13289 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
13290 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
13291 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
13292 (ipcp_structures_print): Renamed to ipcp_print_all_structures
13293 (ipcp_profile_print): Renamed to ipcp_print_profile_data
13294 (ipcp_lat_is_const): Changed parameters and made inline.
13295 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
13296 (ipcp_redirect): Renamed to ipcp_need_redirect_p
13297 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
13298 the predicate condition directly
13299 (ipcp_propagate_stage): Added local variable args. Removed local
13300 variable callee. (Both are mere code simplifications.)
13301 (ipcp_method_dont_insert_const): Renamed to
13302 ipcp_node_not_modifiable_p.
13303 (ipcp_node_not_modifiable_p): Made inline.
13304 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
13305 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
13306 (ipcp_print_all_lattices): Removed variable cvalue
13307 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
13310 2008-05-06 Olivier Hainque <hainque@adacore.com>
13312 * tree-sra.c (try_instantiate_multiple_fields): Early return
13313 if field has POINTER_TYPE.
13315 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
13317 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
13318 by using 'q' specifier for instruction.
13319 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
13321 2008-05-06 Anatoly Sokolov <aesok@post.ru>
13323 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
13324 Change mode of zero_extract from QImode to HImode.
13325 (sign bit tests peepholes): (Ditto.).
13327 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
13329 * config/i386/mmx.md: Remove double backslashes from asm templates.
13330 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
13331 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13332 to handle nonimmediate operands.
13333 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
13334 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13335 to handle nonimmediate operands.
13336 (*mmx_<code>v2sf3_finite): New insn pattern.
13337 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
13338 (mmx_<code>v2sf3): New expander. Use
13339 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13340 (mmx_<plusminus_insn><mode>3): New expander. Use
13341 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13342 (*mmx_<plusminus_insn><mode>3): New insn pattern.
13343 (mmx_add<mode>3): Removed.
13344 (mmx_ssadd<mode>3): Ditto.
13345 (mmx_usadd<mode>3): Ditto.
13346 (mmx_sub<mode>3): Ditto.
13347 (mmx_sssub<mode>3): Ditto.
13348 (mmx_ussub<mode>3): Ditto.
13349 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
13350 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
13351 to handle nonimmediate operands.
13352 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
13354 (mmx_smulv4hi3_highpart): New expander. Use
13355 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13356 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
13358 (mmx_umulv4hi3_highpart): New expander. Use
13359 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13360 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
13361 (mmx_<code>v4hi3): New expander. Use
13362 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13363 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
13364 (mmx_<code>v8qi3): New expander. Use
13365 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13366 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
13367 (mmx_<code><mode>3): New expander. Use
13368 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13370 2008-05-05 Jan Hubicka <jh@suse.cz>
13372 PR tree-optimization/36118
13373 * passes.c (pass_init_dump_file): Fix dump header.
13375 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13377 PR middle-end/36141
13378 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
13379 VCE for function decls.
13381 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
13383 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
13385 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
13387 * config/i386/i386.md (sat_plusminus): New.
13388 (plusminus_insn): Likewise.
13389 (plusminus_mnemonic): Likewise.
13391 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
13392 (*<addsub><mode>3_cc_overflow): Renamed to ...
13393 (*<plusminus_insn><mode>3_cc_overflow): This.
13394 (*<addsub>si3_zext_cc_overflow): Renamed to ...
13395 (*<plusminus_insn>si3_zext_cc_overflow): This.
13397 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
13398 (<plusminus_insn><mode>3): This.
13399 (*<addsub><mode>3): Renamed to ...
13400 (*<plusminus_insn><mode>3): This.
13401 (<sse>_vm<addsub><mode>3): Renamed to ...
13402 (<sse>_vm<plusminus_insn><mode>3): This.
13403 (sse3_h<addsub>v4sf3): Renamed to ...
13404 (sse3_h<plusminus_insn>v4sf3): This.
13405 (sse3_h<addsub>v2df3): Renamed to ...
13406 (sse3_h<plusminus_insn>v2df3): This.
13407 (<plusminus_insn><mode>3): New.
13408 (*<plusminus_insn><mode>3): Likewise.
13409 (sse2_<plusminus_insn><mode>3): Likewise.
13410 (add<mode>): Removed.
13411 (*add<mode>3): Likewise.
13412 (sse2_ssadd<mode>3): Likewise.
13413 (sse2_usadd<mode>3): Likewise.
13414 (sub<mode>3): Likewise.
13415 (*sub<mode>3): Likewise.
13416 (sse2_sssub<mode>3): Likewise.
13417 (sse2_ussub<mode>3): Likewise.
13419 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
13421 * gthr-single.h: Add in required interface elements as per gthr.h.
13422 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
13423 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
13424 Generalize UNUSED macro.
13425 (__gthread_once): Add.
13426 (__gthread_key_create): Add.
13427 (__gthread_key_delete): Add.
13428 (__gthread_getspecific): Add.
13429 (__gthread_setspecific): Add.
13431 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
13433 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
13434 the same size types for the indirect reference on the rhs, then
13437 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
13439 * config/i386/i386.md
13440 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
13441 one insn template instead of template series.
13442 (*xordi_1_rex64): Ditto.
13443 (*xordi_2_rex64): Ditto.
13445 2008-05-05 Ira Rosen <irar@il.ibm.com>
13447 PR tree-optimization/36119
13448 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
13451 2008-06-04 Jan Hubicka <jh@suse.cz>
13453 tree-optimization/36100
13454 * tree-pass.h (pass_O0_always_inline): Declare.
13455 * ipa-inline.c (inline_transform): Remove dead code.
13456 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
13457 pass_O0_always_inline): New.
13458 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
13460 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
13462 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
13463 mnemonic in this_param move for TARGET_64BIT.
13465 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
13467 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
13468 (*strmovsi_rex_1): Ditto.
13469 (*strsetsi_1): Ditto.
13470 (*strsetsi_rex_1): Ditto.
13472 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
13473 adddicc expanders using SWI mode iterator.
13475 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
13478 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
13481 2008-05-04 David S. Miller <davem@davemloft.net>
13483 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
13484 (sparc*-*-linux*): Use linux.h in tm_file.
13485 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
13486 compiler defaulting to 32-bit.
13487 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
13489 * config/sparc/linux.h: Remove definitions now obtained
13490 properly from linux.h
13491 * config/sparc/linux64.h: Likewise.
13492 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
13493 don't want this setting for 32-bit builds in a biarch compiler.
13494 * doc/install.texi: Add sparc-linux to list of targets
13495 supporting --enable-targets=all.
13497 2008-05-03 Andrew Pinski <pinskia@gmail.com>
13499 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
13501 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
13503 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
13504 after V4SI_FTYPE_V8HI.
13505 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
13506 case V4SI_FTYPE_V2DF.
13508 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
13510 * doc/invoke.texi (max-flow-memory-locations): Removed.
13511 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
13513 2008-05-03 Richard Guenther <rguenther@suse.de>
13515 PR middle-end/34973
13516 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
13518 2008-05-02 David S. Miller <davem@davemloft.net>
13520 * config.gcc (need_64bit_hwint): Document libcpp dependency.
13522 2008-05-02 Simon Baldwin <simonb@google.com>
13525 * c-common.h (warn_array_subscript_range): Removed.
13526 * c-common.c (warn_array_subscript_range): Ditto.
13527 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
13528 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
13530 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
13532 * config/i386/i386.c (ix86_special_builtin_type): New.
13533 (bdesc_special_args): Likewise.
13534 (ix86_expand_special_args_builtin): Likewise.
13535 (ix86_init_mmx_sse_builtins): Updated.
13536 (ix86_expand_builtin): Updated.
13537 (ix86_expand_store_builtin): Removed.
13538 (ix86_expand_unop_builtin): Likewise.
13540 * config/i386/mm3dnow.h (__v2sf): Moved to ...
13541 * config/i386/mmintrin.h (__v2sf): Here.
13543 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
13545 (_mm_loadl_pi): Likewise.
13546 (_mm_storeh_pi): Replace __v2si with __v2sf.
13547 (_mm_storel_pi): Likewise.
13549 * doc/extend.texi: Correct __builtin_ia32_loadhps,
13550 __builtin_ia32_loadlps, __builtin_ia32_storehps,
13551 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
13552 __builtin_ia32_loadlpd.
13554 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
13556 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
13557 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
13558 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
13559 (ix86_init_mmx_sse_builtins): Updated.
13560 (ix86_expand_args_builtin): Likewise.
13561 (ix86_expand_builtin): Likewise.
13562 (ix86_expand_unop1_builtin): Renamed to ...
13563 (ix86_expand_unop_vec_merge_builtin): This.
13565 2008-05-01 Jan Hubicka <jh@suse.cz>
13568 * ipa-inline.c (inline_generate_summary): Make static.
13569 (inline_transform): Do not call inlining at -O0; make static.
13570 * passes.c (execute_todo): Add sanity check.
13571 (execute_one_ipa_transform_pass): Execute proper flags.
13573 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
13575 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
13576 (DECL_NONADDRESSABLE_P): Likewise.
13577 * alias.c (record_component_aliases): Fix comment.
13579 2008-05-01 Simon Baldwin <simonb@google.com>
13581 * c-common.h (warn_array_subscript_range): New function.
13582 * c-common.c (warn_array_subscript_range): Ditto.
13583 * tree-vrp.c (check_array_ref): Corrected code to agree with
13584 comment, ignoring only arrays of size 0 or size 1.
13585 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
13587 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13589 * config/i386/i386.c (ix86_builtin_type): Replace
13590 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
13591 (bdesc_args): Updated.
13592 (ix86_init_mmx_sse_builtins): Likewise.
13593 (ix86_expand_args_builtin): Likewise.
13595 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
13598 * doc/extend.texi: Correct __builtin_ia32_palignr.
13600 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13603 * config/i386/i386.c (bdesc_crc32): Removed.
13604 (ix86_expand_crc32): Likewise.
13605 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
13606 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
13607 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
13608 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
13609 UINT_FTYPE_UINT_UCHAR.
13610 (bdesc_args): Updated. Add crc32 builtins.
13611 (ix86_init_mmx_sse_builtins): Updated.
13612 (ix86_expand_args_builtin): Updated to support subreg.
13614 * doc/extend.texi: Correct __builtin_ia32_crc32di.
13616 2008-05-01 Jan Hubicka <jh@suse.cz>
13618 * tree-pass.h (opt_pass): Add IPA_PASS.
13619 (varpool_node, cgraph_node): Forward declare.
13620 (ipa_opt_pass): Define.
13621 (pass_ipa_inline): Turn into ipa_opt_pass.
13622 (pass_apply_inline): Remove.
13623 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
13624 (apply_inline): Turn into ....
13625 (inline_transform): ... this one.
13626 (inline_generate_summary): New function.
13627 (pass_apply_inline): Remove.
13628 * function.h (ipa_opt_pass): Forward declare structure; typedef;
13630 (struct function): Add ipa_transforms_to_apply.
13631 * passes.c (register_one_dump_file): Work on IPA_PASS.
13632 (init_optimization_passes): Remove pass_inline_parameters and
13634 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
13635 (execute_one_pass) ... here; apply transforms when possible.
13636 (add_ipa_transform_pass, execute_ipa_summary_asses,
13637 execute_one_ipa_transform_pass): New.
13638 (execute_ipa_pass_list): Update for IPA_PASS type.
13640 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13642 * config/i386/i386.c (ix86_builtin_type): Add
13643 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
13644 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
13645 (bdesc_args): Add SSE4a builtins.
13646 (ix86_init_mmx_sse_builtins): Updated.
13647 (ix86_expand_args_builtin): Likewise.
13648 (ix86_expand_builtin): Likewise.
13650 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13652 * config/i386/i386.c (ix86_builtin_type): Add
13653 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
13654 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
13655 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
13656 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
13657 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
13658 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
13659 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
13660 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
13661 and DI_FTYPE_DI_DI_INT.
13662 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
13663 (ix86_init_mmx_sse_builtins): Updated.
13664 (ix86_expand_args_builtin): Likewise.
13665 (ix86_expand_builtin): Likewise.
13666 (ix86_expand_binop_imm_builtin): Removed.
13668 * doc/extend.texi: Correct __builtin_ia32_palignr128.
13670 2008-04-30 Richard Guenther <rguenther@suse.de>
13672 PR tree-optimization/32921
13673 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
13675 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
13677 * config/arm/arm.c (arm_unwind_emit): Use
13678 crtl->all_throwers_are_sibcalls instead of
13679 cfun->all_throwers_are_sibcalls.
13680 (arm_output_fn_unwind): Likewise.
13681 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
13682 instead of cfun->uses_pic_offset_table.
13683 (frv_expand_prologue): Likewise.
13684 (frv_frame_pointer_required): Likewise.
13685 (frv_expand_fdpic_call): Likewise.
13686 (frv_emit_movsi): Likewise.
13687 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
13688 cfun->returns_pcc_struct instead of
13689 current_function_returns_pcc_struct.
13690 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
13691 instead of cfun->calls_eh_return.
13692 (m32c_pushm_popm): Likewise.
13693 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
13694 "extern" declaration.
13696 2008-04-30 Richard Guenther <rguenther@suse.de>
13698 PR tree-optimization/21636
13699 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
13701 (evaluate_stmt): Print the likely value.
13702 (ccp_visit_stmt): Avoid excessive vertical spacing.
13704 2008-04-30 Rafael Espindola <espindola@google.com>
13706 * builtins.c (fold_call_expr): Return realret.
13707 * tree-ssa-threadedge.c
13708 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
13709 __builtin_object_size.
13711 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
13713 * gcc.c (wrapper_string): New variable.
13714 (insert_wrapper): New function.
13715 (execute): New option -wrapper.
13716 * doc/invoke.texi (Overall Options): New driver option -wrapper.
13718 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
13720 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
13721 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
13722 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
13724 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
13725 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
13726 config/rs6000/e500crtres64gprctr.asm,
13727 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
13728 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
13729 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
13730 config/rs6000/e500crtsav64gprctr.asm,
13731 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
13732 config/rs6000/e500crtsavg64gprctr.asm: New files.
13733 * config/rs6000/t-ppccomm: Add build rules for new files.
13734 (LIB2FUNCS_STATIC_EXTRA): Add new files.
13735 * config/rs6000/t-netbsd: Add build rules for new files.
13736 (LIB2FUNCS_STATIC_EXTRA): New variable.
13737 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
13738 (CRTSAVRES_DEFAULT_SPEC): Likewise.
13739 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
13741 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
13743 * config/i386/i386.c (ix86_builtin_type): Add
13744 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
13745 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
13746 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
13747 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
13748 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
13749 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
13750 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
13751 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
13752 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
13753 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
13754 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
13755 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
13756 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
13757 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
13758 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
13759 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
13760 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
13761 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
13762 V1DI_FTYPE_V2SI_V2SI.
13763 (bdesc_2arg): Moved to ...
13764 (bdesc_args): Here.
13765 (ix86_init_mmx_sse_builtins): Updated.
13766 (ix86_expand_args_builtin): Updated. Take a pointer
13767 to const struct builtin_description. Handle comparison
13769 (ix86_expand_sse_compare): Take a new argument for swapping operands.
13770 (ix86_expand_builtin): Updated.
13772 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
13773 (ssse3_pmaddubsw128): This.
13774 (ssse3_pmaddubswv4hi3): Renamed to ...
13775 (ssse3_pmaddubsw): This.
13777 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
13778 (__builtin_ia32_packssdw128): Likewise.
13779 (__builtin_ia32_packuswb128): Likewise.
13780 (__builtin_ia32_pmaddubsw): Likewise.
13781 (__builtin_ia32_pmaddubsw128): Likewise.
13783 2008-04-30 Richard Guenther <rguenther@suse.de>
13785 PR tree-optimization/14847
13786 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
13787 (recognize_bits_test): Use it.
13788 (recognize_single_bit_test): Likewise.
13790 2008-04-30 Martin Jambor <mjambor@suse.cz>
13792 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
13793 instead of setting number of formal parameters to zero.
13794 (ipcp_init_stage): Do not set the number of actual parameters to zero
13796 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
13797 which are called with variable number of arguments.
13798 (ipcp_insert_stage): Explicitely skipping all nodes which are
13799 called with variable number of arguments.
13800 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
13801 number of parameters.
13803 * ipa-prop.h (struct ipa_node_params): Added flag
13804 called_with_var_arguments
13805 (ipa_set_param_count): Added. Changed sole setter to use it.
13806 (ipa_get_param_count): Added. All readers of param_count
13807 converted to use it instead.
13808 (ipa_set_called_with_variable_arg): Added.
13809 (ipa_is_called_with_var_arguments): Added.
13810 (ipa_get_ith_param): Added. All readers of param_decls converted
13812 (ipa_set_cs_argument_count): Added, sole writer to argument_count
13814 (ipa_get_cs_argument_count): Added, all readers of argument_count
13816 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
13819 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
13820 (struct ipcp_lattice): Renamed cval_type to type
13821 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
13823 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
13824 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
13825 (ipcp_insert_stage): Changed the type of variable cvalue to tree
13826 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
13827 (build_const_val): Changed the type of parameter cvalue to tree
13828 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
13829 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
13831 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
13834 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
13835 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
13836 (ipa_add_method): Renamed to ipa_push_func_to_list
13837 (ipa_remove_method): Renamed to ipa_pop_func_from_list
13838 (ipa_callsite_param_count): Removed.
13839 (ipa_callsite_param_count_set): Removed.
13840 (ipa_callsite_param): Removed.
13841 (ipa_callsite_callee): Removed.
13842 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
13843 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
13844 (ipa_method_formal_count): Removed.
13845 (ipa_method_formal_count_set): Removed.
13846 (ipa_method_get_tree): Removed.
13847 (ipa_method_tree_map_create): Removed.
13848 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
13849 (ipa_create_param_decls_array): Creates the array itself
13850 (ipa_create_param_decls_array): Temporary variable info instead of
13851 a few dereferences.
13852 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
13853 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
13854 (get_type): Removed.
13855 (ipa_jf_get_info_type): Removed.
13856 (ipa_node_create): Renamed to ipa_create_node_params
13857 (ipa_free): Renamed to ipa_free_all_node_params
13858 (ipa_nodes_create): Renamed to ipa_create_all_node_params
13859 (ipa_edges_create): Renamed to ipa_create_all_edge_args
13860 (ipa_edges_free): Renamed to ipa_free_all_edge_args
13861 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
13862 (ipa_free_all_node_params): Deallocation to jump_functions moved to
13863 ipa_free_all_edge_args
13864 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
13865 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
13866 (ipa_create_methodlist_node): Removed.
13867 (ipa_methodlist_method): Removed.
13868 (ipa_methodlist_method_set): Removed.
13869 (ipa_methodlist_next_method): Removed.
13870 (ipa_methodlist_next_method_set): Removed.
13871 (ipa_method_is_modified): Removed.
13872 (ipa_method_modify_create): Removed.
13873 (ipa_method_modify_init): Temporary variable info instead of a few
13875 (ipa_detect_param_modifications): Temporary variable info instead of
13876 a few dereferences.
13877 (ipa_compute_jump_functions): Temporary variable info instead of
13878 a few dereferences.
13879 (ipa_method_modify_set): Removed.
13880 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
13881 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
13882 than craph_node as the first parameter.
13883 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
13884 (ipa_method_modify_init): Removed.
13885 (ipa_compute_jump_functions): Added a temp variable instead of
13886 repeatadly dereferencing the cgraph_edge.aux pointer
13887 (ipa_callsite_param_set_type): Removed.
13888 (ipa_compute_jump_functions): i renamed to index and moved to
13890 (ipa_callsite_param_set_info_type_formal): Removed.
13891 (ipa_callsite_param_set_info_type): Removed.
13892 (ipa_callsite_param_map_create): Removed.
13893 (ipa_callsite_tree): Removed.
13894 (ipa_callsite_caller): Removed.
13895 (ipa_pop_func_from_list): return_method removed to return_func
13897 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
13898 prefixed all values with IPA_. Changed all users.
13899 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
13900 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
13901 and FORMAL_IPATYPE IPA_PASS_THROUGH.
13902 (union parameter_info): Renamed to jump_func_value.
13903 (union jump_func_value): Renamed value to constant
13904 (struct ipa_jump_func): Renamed info_type to value
13905 (struct ipa_node): Renamed to ipa_node_params
13906 (struct ipa_node_params): Renamed ipa_arg_num to param_count
13907 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
13908 (struct ipa_node_params): Renamed ipa_mod to modified_flags
13909 (struct ipa_edge): Renamed to ipa_edge_args
13910 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
13911 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
13912 (struct ipa_methodlist): Renamed to ipa_func_list
13913 (struct ipa_func_list): method_p renamed to node, next_method
13915 (ipa_methodlist_p): Removed, switched all users to struct pointer
13916 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
13918 2008-04-30 Alan Modra <amodra@bigpond.net.au>
13920 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
13921 (rs6000_emit_epilogue): Use backchain to restore only when we
13922 have a large frame. Make use of frame pointer to restore if we
13923 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
13925 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
13927 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
13928 Add mode to zero_extract.
13929 (sign bit tests peepholes): (Ditto.).
13931 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
13933 * config/i386/i386.c (ix86_builtins): Replace Prescott New
13934 Instructions in comments with SSE3.
13935 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
13936 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
13937 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
13938 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
13939 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
13940 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
13941 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
13942 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
13943 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
13944 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
13945 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
13946 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
13947 (bdesc_sse_args): Renamed to ...
13948 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
13949 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
13950 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
13951 IX86_BUILTIN_FABSQ.
13952 (bdesc_1arg): Moved to ...
13953 (bdesc_args): Here.
13954 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
13955 Instructions in comments with SSE3.
13956 (ix86_expand_sse_operands_builtin): Renamed to ...
13957 (ix86_expand_args_builtin): This. Updated.
13958 (ix86_expand_unop1_builtin): Update comments.
13959 (ix86_expand_builtin): Updated.
13961 2008-04-29 Richard Guenther <rguenther@suse.de>
13963 PR tree-optimization/36078
13964 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
13965 Update virtual SSA form after cleaning up the CFG.
13967 2008-04-29 Richard Guenther <rguenther@suse.de>
13969 PR middle-end/15255
13970 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
13972 2008-04-29 Richard Guenther <rguenther@suse.de>
13974 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
13975 (compute_may_aliases): Do not call finalize_ref_all_pointers.
13976 (compute_flow_insensitive_aliasing): Do not treat
13977 PTR_IS_REF_ALL pointers special.
13978 (get_smt_for): Likewise.
13979 (may_alias_p): Re-structure.
13980 (is_escape_site): A ref-all pointer conversion is not an escape site.
13981 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
13982 PTR_IS_REF_ALL pointers special.
13983 * tree-ssa-structalias.h (struct alias_info): Remove
13984 ref_all_symbol_mem_tag field.
13985 (PTR_IS_REF_ALL): Remove.
13987 2008-04-29 Richard Guenther <rguenther@suse.de>
13989 PR middle-end/36077
13990 * fold-const.c (extract_muldiv_1): In combining division constants
13991 make sure to never overflow.
13993 2008-04-29 Nick Clifton <nickc@redhat.com>
13995 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
13997 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14000 * optc-gen.awk: Work around HP-UX/IA awk bug.
14002 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
14004 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
14007 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14010 * config/i386/i386.md
14011 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
14012 Change operand 1 predicate to nonimmediate_operand.
14014 2008-04-28 Jakub Jelinek <jakub@redhat.com>
14017 * dwarf2out.c (struct die_struct): Mark as chain_circular through
14019 * gengtype.c (walk_type, write_func_for_structure): Handle
14021 * doc/gty.texi: Document chain_circular.
14023 2008-04-28 Richard Guenther <rguenther@suse.de>
14025 PR tree-optimization/36066
14026 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
14029 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14032 * config/i386/i386.md
14033 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
14034 Use match_scratch instead of match_operand for operands 3 and 4.
14036 2008-04-27 Richard Guenther <rguenther@suse.de>
14038 PR tree-optimization/18754
14039 PR tree-optimization/34223
14040 * tree-pass.h (pass_complete_unrolli): Declare.
14041 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
14042 loop size before and after unconditionally of UL_NO_GROWTH in effect.
14043 Rewrite loop into loop closed SSA form if it is not already.
14044 (tree_unroll_loops_completely): Re-structure to iterate over
14045 innermost loops with intermediate CFG cleanups.
14046 Unroll outermost loops only if requested or the code does not grow
14048 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
14049 loops are available.
14050 (tree_vectorize): Instead do so here.
14051 (tree_complete_unroll): Also unroll outermost loops.
14052 (tree_complete_unroll_inner): New function.
14053 (gate_tree_complete_unroll_inner): Likewise.
14054 (pass_complete_unrolli): New pass.
14055 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
14056 uses outside of the loop.
14057 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
14058 form if it is available.
14059 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
14060 * passes.c (init_optimization_passes): Schedule complete inner
14061 loop unrolling pass before the first CCP pass after final inlining.
14063 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
14065 * targhooks.h (default_emutls_var_fields,
14066 default_emutls_var_init): Declare.
14067 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
14068 * target.h (struct gcc_target): Add struct emutls member.
14069 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
14070 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
14071 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
14072 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
14073 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
14074 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
14075 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
14076 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
14077 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
14078 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
14079 emit debug information.
14080 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
14081 * varasm.c: Include targhooks.h.
14082 (emutls_object_section, emutls_tmpl_section): New.
14083 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
14084 (EMUTLS_SEPARATOR): New.
14085 (prefix_name): New.
14086 (get_emutls_object_name): New.
14087 (default_emutls_var_fields): New, broken out of ...
14088 (get_emutls_object_type): ... here. Adjust to use target hooks.
14089 (get_emutls_init_templ_addr): Adjust to use target hooks.
14090 (emutls_decl): Adjust to use target hooks.
14091 (emutls_finish): Likewise.
14092 (default_emutls_var_init): New, broken out of ...
14093 (assemble_variable): ... here. Adjust to use target hooks.
14094 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
14095 SECCAT_EMUTLS_TMPL.
14096 * c-common.c (handle_section_attribute): Prevent overriding
14097 sections for emulated tls with special sections.
14098 * config/i386/i386.c (x86_64_elf_select_section): Add
14099 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
14100 (x86_64_elf_unique_section): Likewise.
14101 * config/vxworks.c: Include tree.h.
14102 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
14103 (vxworks_override_options): Set TLS scheme.
14104 * doc/tm.texi (Emulated TLS): New node.
14106 2008-04-26 Simon Baldwin <simonb@google.com>
14109 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
14110 with propagated string constants.
14112 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
14114 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
14115 constraint for operand 2 when operand 0 is memory operand.
14116 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
14117 operand 0 is memory operand.
14118 (fix_trunc<mode>_i387_with_temp): Ditto.
14119 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
14120 operand 2 when operand 1 is memory operand.
14121 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
14122 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
14123 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
14124 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
14125 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
14126 operands 2,3 and 4 when operand 1 is memory operand.
14127 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
14129 (fistdi2_floor_with_temp): Ditto.
14130 (fist<mode>2_floor_with_temp): Ditto.
14131 (fistdi2_ceil_with_temp): Ditto.
14132 (fist<mode>2_ceil_with_temp): Ditto.
14133 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
14135 2008-04-26 David Daney <ddaney@avtrex.com>
14137 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
14139 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
14140 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14141 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14142 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
14143 (compare_and_swap_12): New insn.
14144 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
14145 * config/mips/mips.c (mips_force_binary): New function.
14146 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
14147 (mips_expand_compare_and_swap_12): New function.
14148 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
14150 2008-04-25 Jan Hubicka <jh@suse.cz>
14153 * cfgexpand.c (pass_expand): Turn into RTL pass.
14154 * passes.c (execute_one_pass): Do pass typechecking after execution.
14155 * tree-pass.h (pass_expand): Turn into RTL pass.
14157 * function.h (struct rtl_data): Move here fields
14158 accesses_prior_frames, calls_eh_return, saves_all_registers,
14159 has_nonlocal_goto, has_asm_statement, is_thunk,
14160 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
14161 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
14162 arg_pointer_save_area_init from struct function; turn into bool.
14163 (struct function): Move
14164 calls_eh_return, saves_all_registers, has_nonlocal_goto,
14165 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
14166 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
14167 tail_call_emit, arg_pointer_save_area_init
14168 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
14169 (current_function_returns_struct, current_function_returns_pcc_struct,
14170 current_function_calls_setjmp, current_function_calls_alloca,
14171 current_function_accesses_prior_frames,
14172 current_function_calls_eh_return, current_function_is_thunk,
14173 current_function_stdarg, current_function_profile,
14174 current_function_limit_stack, current_function_uses_pic_offset_table,
14175 current_function_uses_const_pool, current_function_has_nonlocal_label,
14176 current_function_saves_all_registers,
14177 current_function_has_nonlocal_goto,
14178 current_function_has_asm_statement): Remove accesor macros.
14179 * ra-conflict.c (global_conflicts): Update.
14180 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
14181 (suitable_for_tail_call_opt_p): Update.
14182 * builtins.c (expand_builtin_return_addr): Update.
14183 (expand_builtin_setjmp_setup): Update.
14184 (expand_builtin_nonlocal_goto): Update.
14185 * final.c (final_start_function): Update.
14186 (profile_function): Update.
14187 (leaf_function_p): Update.
14188 (only_leaf_regs_used): Update.
14189 * df-scan.c (df_get_exit_block_use_set): Update.
14190 * dojump.c (clear_pending_stack_adjust): Update.
14191 * tree-stdarg.c (gate_optimize_stdarg): Update.
14192 * gimple-low.c (lower_function_body): Update.
14193 * global.c (compute_regsets): Update.
14194 (global_alloc): Update.
14195 * dwarf2out.c (dwarf2out_begin_prologue): Update.
14196 * expr.c (expand_assignment): Update.
14197 * dse.c (dse_step0): Update.
14198 (dse_step1): Update.
14199 * c-decl.c (store_parm_decls): Update.
14200 * local-alloc.c (combine_regs): Update.
14201 (find_free_reg): Update.
14202 * function.c (assign_parms_augmented_arg_list): Update.
14203 (assign_parm_find_data_types): Update.
14204 (assign_parms): Update.
14205 (allocate_struct_function): Update.
14206 (expand_function_start): Update.
14207 (expand_function_end): Update.
14208 (get_arg_pointer_save_area): Update.
14209 (thread_prologue_and_epilogue_insns): Update.
14210 (rest_of_match_asm_constraints): Update.
14211 * stor-layout.c (variable_size): Update.
14212 * gcse.c (gcse_main): Update.
14213 (bypass_jumps): Update.
14214 * gimplify.c (gimplify_function_tree): Update.
14215 * calls.c (emit_call_1): Update.
14216 (expand_call): Update.
14217 * bt-load.c (compute_defs_uses_and_gen): Update.
14218 * except.c (sjlj_assign_call_site_values): Update.
14219 (sjlj_emit_function_enter): Update.
14220 (can_throw_external): Update.
14221 (set_nothrow_function_flags): Update.
14222 (expand_builtin_unwind_init): Update.
14223 (expand_eh_return): Update.
14224 (convert_to_eh_region_ranges): Update.
14225 (output_function_exception_table): Update.
14226 * emit-rtl.c (gen_tmp_stack_mem): Update.
14227 * cfgexpand.c (expand_used_vars): Update.
14228 (tree_expand_cfg): Update.
14229 * cfgcleanup.c (rest_of_handle_jump): Update.
14230 * explow.c (allocate_dynamic_stack_space): Update.
14231 * varasm.c (assemble_start_function): Update.
14232 (force_const_mem): Update.
14233 (mark_constant_pool): Update.
14234 * tree-optimize.c (tree_rest_of_compilation): Update.
14235 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
14236 * tree-cfg.c (notice_special_calls): Update.
14237 (is_ctrl_altering_stmt): Update.
14238 (tree_can_make_abnormal_goto): Update.
14239 (tree_purge_dead_abnormal_call_edges): Update.
14240 * config/alpha/predicates.md: Update.
14241 * config/alpha/alpha.c (alpha_sa_mask): Update.
14242 (alpha_sa_size): Update.
14243 (alpha_does_function_need_gp): Update.
14244 (alpha_expand_prologue): Update.
14245 (alpha_start_function): Update.
14246 (alpha_output_function_end_prologue): Update.
14247 (alpha_expand_epilogue): Update.
14248 * config/frv/frv.c (frv_stack_info): Update.
14249 (frv_expand_epilogue): Update.
14250 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
14251 (s390_register_info): Update.
14252 (s390_frame_info): Update.
14253 (s390_init_frame_layout): Update.
14254 (s390_can_eliminate): Update.
14255 (save_gprs): Update.
14256 * config/spu/spu.c (spu_split_immediate): Update.
14257 (need_to_save_reg): Update.
14258 (spu_expand_prologue): Update.
14259 (spu_expand_epilogue): Update.
14260 * config/sparc/sparc.md: Update.
14261 * config/sparc/sparc.c (eligible_for_return_delay): Update.
14262 (sparc_tls_got): Update.
14263 (legitimize_pic_address): Update.
14264 (sparc_emit_call_insn): Update.
14265 (sparc_expand_prologue): Update.
14266 (output_return): Update.
14267 (print_operand): Update.
14268 (sparc_function_ok_for_sibcall): Update.
14269 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
14270 * config/m32r/m32r.md: Update.
14271 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
14272 (m32r_compute_frame_size): Update.
14273 (m32r_expand_prologue): Update.
14274 (m32r_expand_epilogue): Update.
14275 (m32r_legitimize_pic_address): Update.
14276 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
14277 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14278 * config/i386/i386.c (ix86_frame_pointer_required): Update.
14279 (gen_push): Update.
14280 (ix86_save_reg): Update.
14281 (ix86_compute_frame_layout): Update.
14282 (ix86_expand_prologue): Update.
14283 (ix86_expand_epilogue): Update.
14284 * config/sh/sh.c (output_stack_adjust): Update.
14285 (calc_live_regs): Update.
14286 (sh5_schedule_saves): Update.
14287 (sh_expand_prologue): Update.
14288 (sh_expand_epilogue): Update.
14289 (sh_setup_incoming_varargs): Update.
14290 (sh_allocate_initial_value): Update.
14291 (sh_get_pr_initial_val): Update.
14292 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
14293 * config/sh/sh.md (label:): Update.
14294 * config/avr/avr.c (out_movhi_mr_r): Update.
14295 * config/crx/crx.h (enum): Update.
14296 * config/xtensa/xtensa.h (along): Update.
14297 * config/stormy16/stormy16.c Update.
14298 (xstormy16_compute_stack_layout): Update.
14299 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
14300 (fr30_expand_prologue): Update.
14301 * config/cris/cris.c (cris_conditional_register_usage): Update.
14302 (cris_reg_saved_in_regsave_area): Update.
14303 (cris_initial_frame_pointer_offset): Update.
14304 (cris_simple_epilogue): Update.
14305 (cris_expand_prologue): Update.
14306 (cris_expand_epilogue): Update.
14307 (cris_expand_pic_call_address): Update.
14308 (cris_asm_output_symbol_ref): Update.
14309 (cris_asm_output_label_ref): Update.
14310 * config/cris/cris.md Update.
14311 * config/iq2000/iq2000.c (compute_frame_size): Update.
14312 (iq2000_expand_epilogue): Update.
14313 * config/mt/mt.h (save_direction): Update.
14314 * config/mn10300/mn10300.c (mn10300_function_value): Update.
14315 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
14316 (ia64_secondary_reload_class): Update.
14317 * config/m68k/m68k.c (m68k_save_reg): Update.
14318 (m68k_expand_prologue): Update.
14319 (m68k_expand_epilogue): Update.
14320 (legitimize_pic_address): Update.
14321 * config/rs6000/rs6000.c (rs6000_got_register): Update.
14322 (first_reg_to_save): Update.
14323 (first_altivec_reg_to_save): Update.
14324 (compute_vrsave_mask): Update.
14325 (compute_save_world_info): Update.
14326 (rs6000_stack_info): Update.
14327 (spe_func_has_64bit_regs_p): Update.
14328 (rs6000_ra_ever_killed): Update.
14329 (rs6000_emit_eh_reg_restore): Update.
14330 (rs6000_emit_allocate_stack): Update.
14331 (rs6000_emit_prologue): Update.
14332 (rs6000_emit_epilogue): Update.
14333 (rs6000_output_function_epilogue): Update.
14334 (output_profile_hook): Update.
14335 (rs6000_elf_declare_function_name): Update.
14336 * config/rs6000/rs6000.h (rs6000_args): Update.
14337 * config/rs6000/rs6000.md: Update.
14338 * config/mcore/mcore.c (mcore_expand_prolog): Update.
14339 * config/arc/arc.c (arc_output_function_epilogue): Update.
14340 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
14341 * config/darwin.c (machopic_function_base_name): Update.
14342 * config/score/score3.c (score3_compute_frame_size): Update.
14345 (score3_epilogue): Update.
14346 * config/score/score7.c (score7_compute_frame_size): Update.
14347 (score7_prologue): Update.
14348 (score7_epilogue): Update.
14349 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
14350 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14351 * config/arm/arm.c (use_return_insn): Update.
14352 (require_pic_register): Update.
14353 (arm_load_pic_register): Update.
14354 (arm_compute_save_reg0_reg12_mask): Update.
14355 (arm_compute_save_reg_mask): Update.
14356 (thumb1_compute_save_reg_mask): Update.
14357 (output_return_instruction): Update.
14358 (arm_output_function_prologue): Update.
14359 (arm_output_epilogue): Update.
14360 (arm_get_frame_offsets): Update.
14361 (arm_expand_prologue): Update.
14362 (thumb_pushpop): Update.
14363 (thumb_exit): Update.
14364 (thumb1_expand_prologue): Update.
14365 (thumb1_expand_epilogue): Update.
14366 (arm_unwind_emit): Update.
14367 (arm_output_fn_unwind): Update.
14368 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
14369 * config/arm/arm.md: Update.
14370 * config/pa/pa.md: Update.
14371 * config/pa/pa.c (legitimize_pic_address): Update.
14372 (compute_frame_size): Update.
14373 (hppa_expand_prologue): Update.
14374 (hppa_expand_epilogue): Update.
14375 (borx_reg_operand): Update.
14376 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
14377 (HARD_REGNO_RENAME_OK): Update.
14378 * config/mips/mips.c (mips_global_pointer): Update.
14379 (mips_save_reg_p): Update.
14380 (mips_compute_frame_info): Update.
14381 (mips_frame_pointer_required): Update.
14382 (mips_expand_prologue): Update.
14383 (mips_expand_epilogue): Update.
14384 (mips_can_use_return_insn): Update.
14385 (mips_reorg_process_insns): Update.
14386 * config/v850/v850.c (compute_register_save_size): Update.
14387 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
14388 * config/mmix/mmix.c (along): Update.
14389 (mmix_expand_epilogue): Update.
14390 * config/bfin/bfin.c (legitimize_pic_address): Update.
14391 (must_save_p): Update.
14392 (stack_frame_needed_p): Update.
14393 (add_to_reg): Update.
14394 (bfin_expand_prologue): Update.
14395 * stmt.c (expand_asm_operands): Update.
14396 * reload1.c (reload): Update.
14397 (init_elim_table): Update.
14399 2008-04-25 Bob Wilson <bob.wilson@acm.org>
14401 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
14403 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
14405 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
14406 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
14407 (mov<mode>): Removed.
14408 (*movv4sf_internal): Likewise.
14409 (*movv2df_internal): Likewise.
14411 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
14413 * config.gcc (crx-*-elf): Remove deprecation.
14415 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
14417 * config/i386/cygming-crtend.c (register_frame_ctor): Register
14418 __gcc_deregister_frame with atexit.
14419 (deregister_frame_dtor): Remove.
14421 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
14422 Nathan Sidwell <nathan@codesourcery.com>
14424 * config/rs6000/rs6000.opt (mspe): Remove Var property.
14426 * config/rs6000/rs6000.h (rs6000_spe): Declare.
14427 (rs6000_isel): Likewise.
14428 * config/rs6000/rs6000.c (rs6000_spe): New variable.
14429 (rs6000_isel): New variable.
14430 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
14432 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14435 * c-common.c (handle_vector_size_attribute): Call
14436 lang_hooks.types.reconstruct_complex_type instead of
14437 reconstruct_complex_type.
14438 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
14439 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
14440 * langhooks.h (struct lang_hooks_for_types): Add
14441 reconstruct_complex_type hook.
14442 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
14443 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
14445 2008-04-24 Richard Guenther <rguenther@suse.de>
14447 * c-common.h (check_builtin_function_arguments): Declare.
14448 * c-common.c (validate_nargs): New function.
14449 (check_builtin_function_arguments): Likewise.
14450 * c-typeck.c (build_function_call): Call
14451 check_builtin_function_arguments.
14452 * builtins.c (fold_builtin_classify): Remove error reporting code.
14453 (fold_builtin_unordered_cmp): Likewise.
14454 (fold_builtin_1): Likewise.
14455 (fold_builtin_n): Likewise.
14457 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14459 PR tree-optimization/36008
14460 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
14461 the original op1, rather than delta by step.
14463 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
14464 Sebastian Pop <sebastian.pop@amd.com>
14466 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
14467 eliminate_local_variables_stmt, eliminate_local_variables,
14468 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
14469 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
14470 of code delimited by two edges in the CFG.
14471 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
14472 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
14473 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
14474 the case of parallelisation of reductions.
14475 (expr_invariant_in_region_p): New.
14477 * tree-flow.h (gather_blocks_in_sese_region): Declared.
14478 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
14480 2008-04-24 Ira Rosen <irar@il.ibm.com>
14481 Richard Guenther <rguenther@suse.de>
14483 PR tree-optimization/36034
14484 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
14485 incapable of dealing with loads with gaps.
14487 2008-04-24 Rafael Espindola <espindola@google.com>
14489 * tree-flow.h (vrp_evaluate_conditional): Change signature.
14490 * tree-ssa-propagate.c (fold_predicate_in): Update call to
14491 vrp_evaluate_conditional.
14492 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
14493 (vrp_evaluate_conditional): Split the cond argument.
14494 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
14495 (simplify_stmt_for_jump_threading): Update call to
14496 vrp_evaluate_conditional.
14498 2008-04-24 Ira Rosen <irar@il.ibm.com>
14500 PR tree-optimization/35982
14501 * tree-vect-analyze.c (vect_check_interleaving): Check that the
14502 interleaved data-refs are of the same type.
14504 2008-04-24 Danny Smith <dannysmith@users.net>
14506 * c-format.c (check_format_info_main): Use strncmp rather than a
14507 magic prefix to handle multichar length specs.
14508 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
14509 Don't prefix "I64" and "I32" with '\0'.
14511 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14514 * config/i386/i386.c (init_cumulative_args): Don't pass anything
14515 in registers for -m32 only if stdarg_p (fntype).
14517 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
14519 PR rtl-optimization/36006
14520 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
14521 temp to op0 in order to avoid invalid rtx sharing.
14523 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
14525 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
14526 check TREE_INVARIANT.
14527 * tree-gimple.c (is_gimple_address): New.
14528 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
14529 * tree-gimple.h (is_gimple_address): New.
14530 * tree.h (decl_address_invariant_p): New.
14531 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
14532 (build_string): Likewise.
14533 (decl_address_invariant_p): New, from is_gimple_invariant_address.
14534 (tree_invariant_p_1): Likewise.
14535 (save_expr): Use it.
14536 (tree_invariant_p): New.
14537 (skip_simple_arithmetic): Use it.
14538 (stabilize_reference_1): Use it.
14539 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
14541 (build1_stat): Drop code to compute TREE_INVARIANT.
14542 (build2_stat): Drop code to compute TREE_INVARIANT.
14543 (build3_stat): Drop code to compute TREE_INVARIANT.
14544 (build4_stat): Drop code to compute TREE_INVARIANT.
14545 (build5_stat): Drop code to compute TREE_INVARIANT.
14546 (build7_stat): Drop code to compute TREE_INVARIANT.
14547 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
14548 * tree.h (struct tree_base): Remove invariant_flag.
14549 (TREE_INVARIANT): Remove.
14550 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
14551 (fold_builtin_expect): Check TREE_CONSTANT.
14552 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
14553 * c-tree.h (c_expr_to_decl): Drop third parameter.
14554 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
14555 (build_c_cast): Don't set TREE_INVARIANT.
14556 (pop_init_level): Don't set TREE_INVARIANT.
14557 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
14558 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
14560 (gimplify_init_constructor): Don't set TREE_INVARIANT.
14561 (gimplify_addr_expr): Adjust comment.
14562 * tree-mudflap.c (mf_build_string):
14563 * print-tree.c (print_node): Don't print TREE_INVARIANT.
14564 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
14565 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
14566 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
14567 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
14568 * langhooks.h (struct lang_hooks): Drop third parameter from
14571 2008-04-23 Richard Guenther <rguenther@suse.de>
14573 PR tree-optimization/27799
14574 PR tree-optimization/32921
14575 PR tree-optimization/32624
14576 * tree-ssa-structalias.c (merge_smts_into): Only merge the
14577 SMTs aliases and the tag itself into the solution.
14578 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
14579 merge the points-to solution back into the SMT aliases.
14580 (may_alias_p): Use alias_set_subset_of instead of
14581 aliases_conflict_p. A pointer which points to
14582 memory with alias set zero may access any variable.
14584 2008-04-23 Richard Guenther <rguenther@suse.de>
14586 * alias.c (alias_set_subset_of): Correctly handle asking
14587 if zero is a subset of an alias set with zero child.
14588 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
14589 (compute_flow_insensitive_aliasing): Correctly walk all
14590 pointers. Do not unnecessarily union sets.
14592 2008-04-23 Richard Guenther <rguenther@suse.de>
14594 PR middle-end/36021
14595 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
14597 2008-04-22 Tomas Bily <tbily@suse.cz>
14599 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
14601 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
14603 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
14604 * tree-ssa-structalias.c (get_constraint_for): Likewise.
14605 * tree-inline.c (estimate_num_insns_1): Likewise.
14606 * varasm.c (const_hash_1, compare_constant, copy_constant)
14607 (compute_reloc_for_constant, output_addressed_constants): Likewise.
14608 * emit-rtl.c (component_ref_for_mem_expr)
14609 (set_mem_attributes_minus_bitpos): Likewise.
14610 * expr.c (highest_pow2_factor, expand_expr_real_1, )
14611 (is_aligning_offset): Likewise.
14612 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
14613 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
14614 * dojump.c (do_jump): Likewise.
14615 * builtins.c (get_pointer_alignment, get_memory_rtx)
14616 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
14617 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
14619 2008-04-23 Jakub Jelinek <jakub@redhat.com>
14621 PR rtl-optimization/36017
14622 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
14623 expanding the library call.
14625 2008-04-22 Ian Lance Taylor <iant@google.com>
14627 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
14628 than size_in_bytes.
14630 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
14632 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
14633 of LR/CTR moves for Power6.
14635 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
14637 PR middle-end/36003
14638 * passes.c (init_optimization_passes): Remove
14639 pass_fast_rtl_byte_dce.
14641 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
14644 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
14645 builtin functions to generate faster code.
14646 (_mm_cvtpu16_ps): Ditto.
14647 (_mm_cvtpi32x2_ps): Ditto.
14649 2008-04-22 Nick Clifton <nickc@redhat.com>
14651 * common.opt (ftree-loop-distribution): Add Optimization
14654 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
14655 (frv_expand_builtin_va_start): Likewise.
14657 * config/arm/arm.c (thumb_find_work_register): Fix location of
14658 argument register count.
14660 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
14662 Support scheduling for ColdFire V1 and V3 microarchitecture.
14663 Improve scheduling of multiplication instructions.
14665 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
14666 (mac): New instruction attribute.
14667 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
14668 (m68k_sched_mac): New variable.
14669 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
14670 Handle cfv1 and cfv3.
14671 (max_insn_size): New static variable.
14672 (struct _sched_ib): New type.
14673 (sched_ib): New static variable.
14674 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
14675 to fields of 'struct _sched_ib sched_ib'. Update all uses.
14676 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
14678 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
14679 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
14680 new variables. Update.
14681 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
14682 Add modeling of cfv3 instruction buffer. Update.
14683 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
14684 * config/m68k/m68k.h (TUNE_CFV3): New macro.
14685 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
14686 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
14687 a particular reservation applies to.
14688 (type2): Reorganize attribute values. Rename alu to alu_reg,
14689 alu_l to alu, move_l to omove. Join move to alu. Split mul
14690 to mul_l and mul_w.
14691 (cf_ib_*): Simplify description of instruction buffer.
14692 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
14693 (cf_mem): Split into cf_mem1 and cf_mem2.
14694 (cf_v2_move_??): Rename to cfv12_alu_??.
14695 (cf_v2_move_l_??): Rename to cfv12_omove_??.
14696 (cf_v2_mul_??): Remove reservations.
14697 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
14698 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
14699 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
14701 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
14702 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
14703 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
14704 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
14705 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
14706 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
14707 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
14708 expansions of the above reservations for instructions of sizes
14711 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
14713 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
14715 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
14717 * coverage.c: Include tree-pass.h.
14718 (coverage_counter_alloc): Print da_file_name to the dump file.
14720 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
14722 * sbitmap.c (sbitmap_range_empty_p): New function.
14723 * sbitmap.h (sbitmap_range_empty_p): New function.
14724 * bitmap.h: Now includes obstack.h.
14726 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
14727 Kenneth Zadeck <zadeck@naturalbridge.com>
14729 * dbgcnt.def (ra_byte_scan): Added.
14730 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
14731 when the last hit happens for a counter.
14732 * timevar.def (TV_DF_BYTE_LR): New variable.
14733 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
14734 * passes.c (pass_fast_rtl_byte_dce): New pass.
14735 * fwprop.c (update_df): Added mode to call df_ref_create.
14736 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
14737 DF_REF_EXTRACT_OFFSET.
14738 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
14739 DF_BYTE_LR_OUT, df_byte_lr): New macro.
14741 (df_ref_extract): Added mode field.
14742 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
14743 DF_REF_EXTRACT_OFFSET.
14744 (DF_REF_EXTRACT_MODE): New macro.
14745 (df_byte_lr_bb_info): New structure.
14746 (df_print_byte_regset, df_compute_accessed_bytes,
14747 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
14748 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
14749 df_byte_lr_simulate_uses,
14750 df_byte_lr_simulate_artificial_refs_at_top,
14751 df_byte_lr_simulate_artificial_refs_at_end,
14752 df_compute_accessed_bytes): New function.
14753 (df_ref_create): Add parameter.
14754 (df_byte_lr_get_bb_info): New inline function.
14755 * df-scan.c (df_ref_record, df_uses_record,
14756 df_ref_create_structure): Added mode parameter.
14757 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
14758 df_defs_record, df_uses_record, df_get_conditional_uses,
14759 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
14760 df_entry_block_defs_collect, df_exit_block_uses_collect):
14761 Added mode parameter to calls to df_ref_record, df_uses_record,
14762 df_ref_create_structure.
14763 (df_ref_equal_p, df_ref_compare): Added test for modes.
14764 (df_ref_create_structure): Added code to set mode. Renamed
14765 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
14766 DF_REF_EXTRACT_OFFSET.
14767 * df-core.c (df_print_byte_regset): New function.
14768 * df-byte-scan.c: New file.
14769 * df-problems.c (df_rd_transfer_function): Removed unnecessary
14770 calls to BITMAP_FREE.
14771 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
14772 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
14773 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
14774 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
14775 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
14776 df_byte_lr_local_compute, df_byte_lr_init,
14777 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
14778 df_byte_lr_transfer_function, df_byte_lr_free,
14779 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
14780 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
14781 df_byte_lr_simulate_uses,
14782 df_byte_lr_simulate_artificial_refs_at_top,
14783 df_byte_lr_simulate_artificial_refs_at_end): New function.
14784 * dce.c (byte_dce_process_block): New function.
14785 (dce_process_block): au is now passed in rather than computed
14786 locally. Changed loops that look at artificial defs to not look
14787 for conditional or partial ones, because there never are any.
14788 (fast_dce): Now is able to drive byte_dce_process_block or
14789 dce_process_block depending on the kind of dce being done.
14790 (rest_of_handle_fast_dce): Add parameter to fast_dce.
14791 (rest_of_handle_fast_byte_dce): New function.
14792 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
14793 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
14795 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
14798 * gcc.h: Added fortran options that take arguments to
14799 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
14802 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
14804 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
14805 scalarization if on the LHS and not a full access.
14807 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14809 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
14811 2008-04-18 Rafael Espindola <espindola@google.com>
14813 * tree-vrp.c (find_case_label_index): Fix the binary search.
14814 (find_case_label_range): New.
14815 (vrp_visit_switch_stmt): Use find_case_label_range.
14816 (simplify_switch_using_ranges): Use find_case_label_range.
14818 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
14820 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
14821 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
14823 2008-04-18 Tom Tromey <tromey@redhat.com>
14826 * doc/cpp.texi (Implementation-defined behavior): Mention
14829 2008-04-18 Ian Lance Taylor <iant@google.com>
14831 * fold-const.c (pointer_may_wrap_p): New static function.
14832 (fold_comparison): Add another test for pointer overflow. Use
14833 pointer_may_wrap_p to disable some false positives.
14835 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
14837 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
14838 (fname_as_string): Match updated cpp_interpret_string prototype.
14839 (fix_string_type): Support char16_t* and char32_t*.
14840 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
14841 derivative) nodes. Register as builtin if C++0x.
14842 (c_parse_error): Support CPP_CHAR{16,32}.
14843 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
14844 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
14845 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
14846 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
14847 CTI_CHAR32_ARRAY_TYPE>: New elements.
14848 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
14849 char32_type_node, signed_char32_type_node, char16_array_type_node,
14850 char32_array_type_node): New defines.
14851 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
14852 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
14853 (lex_string): Support CPP_STRING{16,32}, match updated
14854 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
14855 (lex_charconst): Support CPP_CHAR{16,32}.
14856 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
14857 and CPP_STRING{16,32}.
14859 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
14862 * aclocal.m4: Regenerate.
14863 * configure: Regenerate.
14865 2008-04-18 Jan Hubicka <jh@suse.cz>
14867 * except.c (dw2_size_of_call_site_table,
14868 sjlj_size_of_call_site_table): Use vector API for call_site_record.
14870 * cgraphbuild.c (build_cgraph_edges): Update.
14871 * tree-pass.h: Update comment.
14872 * final.c (leaf_function_p): Update.
14873 (leaf_renumber_regs): Update.
14874 (rest_of_clean_state): Update.
14875 * omp-low.c (expand_omp_parallel): Update.
14876 * ipa-reference.c (analyze_function): Update.
14877 * reorg.c (find_end_label): Update.
14878 (optimize_skip): Update.
14879 (fill_simple_delay_slots): Update.
14880 (fill_simple_delay_slots): Update.
14881 (make_return_insns): Update.
14882 (dbr_schedule): Update.
14883 * gimple-low.c (record_vars_into): Update.
14884 * cfgbuild.c (make_edges): Update.
14885 * function.c (assign_stack_local): Update.
14886 (assign_parm_adjust_stack_rtl): Update.
14887 (locate_and_pad_parm): Update.
14888 (allocate_struct_function): Do not initialize stack_alignment_needed
14889 and preferred_stack_boundary here.
14890 (stack_protect_prologue): Update.
14891 (stack_protect_epilogue): Update.
14892 (expand_function_start): Initialize stack_alignment_needed,
14893 preferred_stack_boundary and max_jumptable_ents.
14894 (expand_function_end): Update.
14895 (free_after_compilation): Do not NULLify epilogue_delay_list.
14896 * function.h (struct rtl_data): Add stack_protect_guard,
14897 stack_alignment_needed,
14898 preferred_stack_boundary, epilogue_delay_list.
14899 (struct function): Remove value_histograms, stack_alignment_needed,
14900 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
14902 unexpanded_var_list, stack_protect_guard.
14903 (current_function_epilogue_delay_list): Remove.
14904 * ipa-type-escape.c (analyze_function): Update.
14905 * gimplify.c (pop_gimplify_context): Update comment.
14906 * calls.c (expand_call): Update.
14907 (emit_library_call_value_1): Update.
14908 * except.c (set_nothrow_function_flags): Update.
14909 * cfgexpand.c (get_decl_align_unit): Update.
14910 (create_stack_guard): Update.
14911 (estimated_stack_frame_size): Update.
14912 (expand_used_vars): Update.
14913 (tree_expand_cfg): Free histogram earliers, init expansion variables.
14914 * explow.c (allocate_dynamic_stack_space): Update.
14915 * tree-ssa-live.c (remove_unused_locals): Update.
14916 * varasm.c (mark_constant_pool): Update.
14917 * tree-inline.c (remap_decls): Update.
14918 (initialize_cfun): Update.
14919 (declare_return_variable): Update.
14920 (inline_forbidden_p): Update.
14921 (expand_call_inline): Update.
14922 (declare_inline_vars): Update.
14923 (tree_function_versioning): Update.
14924 * tree-flow.h (value_histograms): New.
14925 (VALUE_HISTOGRAMS): New macro.
14926 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
14928 * tree-cfg.c (set_bb_for_stmt): Update.
14929 (replace_by_duplicate_decl): Update.
14930 (move_block_to_fn): Update.
14931 (new_label_mapper): Update.
14932 (dump_function_to_file): Update.
14933 * ipa-struct-reorg.c (build_data_structure): Update.
14934 * cfgrtl.c (print_rtl_with_bb): Update.
14935 * reload1.c (reload): Update.
14937 * config/i386/i386.c (setup_incoming_varargs_64,
14938 ix86_compute_frame_layout): Update.
14939 * config/arc/arc.c (arc_output_function_epilogue): Update.
14941 2008-04-18 Marius Strobl <marius@FreeBSD.org>
14943 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
14944 for FreeBSD as well.
14945 * gthr-posix95.h: Likewise.
14947 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
14949 PR rtl-optimization/35838
14950 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
14951 out the byte offset of the first subreg.
14953 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
14955 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
14956 to split_ti instead of three separate calls with single member arrays.
14957 (subti3 splitter): Ditto.
14958 (adddi3 splitter): Ditto with split_di.
14959 (subdi3 splitter): Ditto.
14960 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
14961 two separate calls with single member arrays. Swap match_dup
14962 operands 1 and 2 to better fit into the array.
14963 (negdi2 splitter): Ditto with split_di.
14964 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
14965 two separate calls with single member arrays. Swap match_dup operands
14966 6 and 7 to better fit into the array.
14968 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
14970 * config/i386/i386.c (sse_builtin_type): New.
14971 (bdesc_sse_args): Likewise.
14972 (bdesc_sse_3arg): Removed.
14973 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
14974 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
14975 IX86_BUILTIN_ROUNDPS.
14976 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
14977 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
14978 IX86_BUILTIN_ROUNDPS.
14979 (ix86_expand_sse_4_operands_builtin): Removed.
14980 (ix86_expand_sse_operands_builtin): New.
14981 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
14982 and CODE_FOR_sse4_1_roundps.
14983 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
14984 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
14986 2008-04-17 Alan Modra <amodra@bigpond.net.au>
14989 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
14990 regs before frame pop when needed. If use_backchain_to_restore_sp
14991 then load backchain into a temp reg to restore vr and vrsave. Add
14992 code to restore vr after frame pop if possible.
14994 2008-04-17 Richard Guenther <rguenther@suse.de>
14996 * tree-vn.c (expressions_equal_p): Do not check type
14997 equality or compatibility before calling operand_equal_p.
14998 * fold-const.c (operand_equal_p): Check equivalence of
14999 integer constants before bailing out due to signedness or
15000 precision differences.
15001 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
15002 spurious differences in type qualification. Ignore types
15003 for COMPONENT_REFs at all.
15005 2008-04-17 Christian Bruel <christian.bruel@st.com>
15007 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
15008 msw_skip comparison.
15010 2008-04-16 Jakub Jelinek <jakub@redhat.com>
15013 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
15016 PR tree-optimization/35899
15017 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
15018 rather than TREE_OPERAND.
15020 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
15023 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
15024 temporary registers. Change operand predicate to general_operand.
15025 (remainderxf3): Ditto.
15027 2008-04-16 Richard Guenther <rguenther@suse.de>
15029 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
15030 * tree-affine.c (aff_combination_expand): Look through some
15033 2008-04-15 Doug Kwan <dougkwan@google.com>
15035 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
15037 * tree-pretty-print.c (dump_generic_node): Ditto.
15038 * final.c (output_addr_const): Ditto.
15039 * dwarf2out.c (output_cfi): Ditto.
15040 * c-pretty-print.c (pp_c_integer_constant): Ditto.
15041 * print-rtl.c (print_rtx): Ditto.
15042 * print-tree.c (print_node_brief, print_node): Ditto.
15043 * c-common.c (match_case_to_enum_1): Ditto.
15044 * sched-vis.c (print_value): Ditto.
15045 * config/i386/i386.c (print_operand): Cast to long unsigned int
15048 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
15049 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
15050 MS Windows VirtualProtect function.
15052 2008-04-15 Jan Hubicka <jh@suse.cz>
15054 * gengtype.c (write_root): Param_is argument is OK.
15055 * expr.c (expand_expr_real_1): Update call of get_exception_*.
15056 * function.h: Include varray.h
15057 (rtl_eh): New stucture based on except.c one.
15058 (call_site_record): New forward declaration and vector type.
15059 * calls.c (emit_call_1): Do not call
15060 note_current_region_may_contain_throw.
15061 * except.c (eh_status): Remove cur_region, try_region since they are
15063 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
15064 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
15065 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
15066 Remove call_site_data_used, call_site_data_size.
15067 Turn call_site_record into vector in function.h.
15068 (note_current_region_may_contain_throw): Remove.
15069 (get_exception_pointer, get_exception_filter): Do not take struct
15070 function argument; update.
15071 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
15072 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
15073 build_post_landing_pads, dw2_build_landing_pads,
15074 sjlj_assign_call_site_values, sjlj_mark_call_sites,
15075 sjlj_emit_function_enter, sjlj_emit_function_enter,
15076 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
15077 sjlj_build_landing_pads, finish_eh_generation,
15078 remove_exception_handler_label, remove_eh_handler,
15079 maybe_remove_eh_handler, add_reachable_handler,
15080 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
15081 add_action_record, collect_one_action_chain, add_call_site,
15082 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
15083 sjlj_output_call_site_table, output_function_exception_table,
15084 * except.h (note_current_region_may_contain_throw): Remove
15085 (get_exception_pointer, get_exception_filter): Do not take struct
15087 * Makefile.in (GTFILES): Put varargs before struct function.
15089 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15091 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
15092 punt for STRING_CST.
15093 (get_constraint_for): Deal with STRING_CST here instead.
15095 2008-04-15 Richard Guenther <rguenther@suse.de>
15097 * tree-ssa-propagate.c (substitute_and_fold): Substitute
15098 statements in a basic-block with a backward walk. Do not
15099 substitute into dead statements but instead remove those.
15101 2008-04-15 Richard Guenther <rguenther@suse.de>
15103 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
15104 to zero, thus disable creation of SFTs.
15106 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15108 * tree-predcom.c (suitable_reference_p): Return false if the
15109 reference can throw.
15111 2008-04-15 Jakub Jelinek <jakub@redhat.com>
15114 * c-decl.c (finish_decl): If extern or static var has variable
15115 size, set TREE_TYPE (decl) to error_mark_node.
15117 2008-04-15 Rafael Espindola <espindola@google.com>
15119 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
15122 2008-04-15 Richard Guenther <rguenther@suse.de>
15124 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
15125 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
15126 (visit_reference_op_load): Do walk vuse-vdef chains on
15127 vn_reference_lookup.
15128 (visit_reference_op_store): But do not here.
15129 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
15130 vn_reference_lookup.
15131 (vn_lookup_with_vuses): But do so here.
15133 2008-04-14 Ian Lance Taylor <iant@google.com>
15135 * fold-const.c (fold_overflow_warning): Remove assertion.
15137 2008-04-15 Ben Elliston <bje@au.ibm.com>
15139 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
15140 temp1 local variables.
15142 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
15145 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
15146 ".text.unlikely" section as executable.
15148 2008-04-14 James E. Wilson <wilson@tuliptree.org>
15150 * config/ia64/ia64.c (rtx_needs_barrier): Handle
15151 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
15152 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
15153 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
15154 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
15155 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
15156 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
15158 2008-04-14 Ian Lance Taylor <iant@google.com>
15160 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
15161 * fold-const.c (fold_comparison): If appropriate, test
15162 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
15163 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
15164 reassociating a pointer type.
15165 * doc/invoke.texi (Optimize Options): Document that
15166 -fstrict-overflow applies to pointer wraparound.
15168 2008-04-13 Jan Hubicka <jh@suse.cz>
15170 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
15172 2008-04-12 Andrew Pinski <pinskia@gmail.com>
15174 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
15175 we are going to "save the world".
15177 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
15179 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
15180 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
15181 operand 0 constraint, not "=".
15183 2008-04-11 James E. Wilson <wilson@tuliptree.org>
15185 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
15187 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15189 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
15190 of size of positions_needed * CHAR_BIT.
15192 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15194 PR middle-end/35897
15195 * dse.c (store_info): Change positions_needed to unsigned
15197 (lowpart_bitmask): New.
15198 (record_store): Cast to unsigned HOST_WIDE_INT for
15199 positions_needed. Assert width <= size of positions_needed *
15200 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
15201 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
15202 lowpart_bitmask to set mask.
15204 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15206 * config/bfin/constraints.md: New file.
15207 * config/bfin/bfin.md: Include it.
15208 (adddi3): Use satisfies_constraint functions instead of the old macros.
15209 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
15210 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
15211 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
15212 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
15213 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
15214 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
15215 EXTRA_CONSTRAINT): Delete.
15216 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
15217 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
15219 * config/bfin/bfin.c: Include "tm-constrs.h".
15220 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
15221 Use satisfies_constraint functions instead of the old macros.
15222 * doc/md.texi (Blackfin Constraints): Update file name reference.
15224 2008-04-11 Richard Guenther <rguenther@suse.de>
15226 PR tree-optimization/35869
15227 * tree-vrp.c (execute_vrp): Move switch statement update after
15228 jump threading. Schedule another cfg cleanup run.
15230 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
15233 * attribs.c (decl_attributes): Return early on errorneous node.
15235 2008-04-10 Oleg Ryjkov <olegr@google.com>
15237 * tree.h (struct tree_base): Added a new flag default_def_flag.
15238 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
15240 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
15242 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
15244 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15247 * pa.md: Define mode iterator P. Define mode attribute dwc.
15248 (dcacheflush): Update pattern to use iterator P and attribute dwc.
15249 (icacheflush): Likewise.
15250 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
15251 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
15253 2008-04-11 Ben Elliston <bje@au.ibm.com>
15255 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
15257 2008-04-10 Rafael Espindola <espindola@google.com>
15259 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
15260 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
15261 (extract_range_from_expr): The same.
15263 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15265 * config/mips/mips.md (GPR2): New mode iterator.
15266 (seq): Add comment.
15267 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
15268 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
15269 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
15270 Rewrite these to take two modes, the mode of comparison and the
15271 mode of the destination.
15272 * config/mips/mips.c (mips_expand_scc): Instead of having
15273 paradoxical subreg as destination, expand "narrowing" scc if mode
15274 of comparison is SI and target is requested in DI mode.
15275 (mips_emit_int_order_test): Update comment. Make mode of
15276 comparison match CMP0 rather than TARGET. When creating inverse
15277 target use mode of TARGET.
15279 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15281 * gcov-dump.c (tag_summary): Only print summaries for the first
15282 GCOV_COUNTERS_SUMMABLE counters.
15284 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
15286 * config/i386/i386.md (absneg): New code iterator.
15287 (absnegprefix): New code attribute.
15288 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
15289 patterns using absneg code iterator.
15290 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
15291 using absneg code iterator.
15292 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
15293 *neg<mode>2 patterns using absneg code iterator.
15294 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15295 *negextendsfdf2 patterns using absneg code iterator.
15296 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
15297 *negextendsfxf2 patterns using absneg code iterator.
15298 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15299 *negextendsfdf2 patterns using absneg code iterator.
15300 * config/i386/sse.md (<code><mode>2): Macroize expander from
15301 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
15303 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
15305 * config/s390/s390.h: Remove the remains of the recent search
15306 & replace action of current_function_outgoing_args_size.
15308 2008-04-10 Ira Rosen <irar@il.ibm.com>
15310 PR tree-optimization/35821
15311 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
15312 NEW_STMT_LIST is not NULL.
15314 2008-04-09 David Edelsohn <edelsohn@gnu.org>
15317 * toplev.c (process_options): Remove -ffunction-sections debugging
15320 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
15322 PR middle-end/PR28690
15323 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
15324 than gen_rtx_fmt_ee to perform more canonicalizations.
15326 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15329 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
15331 2008-04-09 Richard Guenther <rguenther@suse.de>
15333 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
15334 (dump_function_to_file): Dump function arguments with types.
15336 2008-04-08 Richard Guenther <rguenther@suse.de>
15338 * fold-const.c (fold_widened_comparison): Do not allow
15339 sign-changes that change the result.
15341 2008-04-08 Janis Johnson <janis187@us.ibm.com>
15344 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
15345 kinds of indirect references.
15347 2008-04-08 David Edelsohn <edelsohn@gnu.org>
15349 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
15350 GNU Fortran language string.
15352 2008-04-08 Rafael Espindola <espindola@google.com>
15354 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
15355 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
15356 * tree.h (tree_call_nonnegative_warnv_p): New.
15358 2008-04-08 Jan Hubicka <jh@suse.cz>
15360 * function.c (free_after_compilation): Clear out regno_reg_rtx
15363 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
15366 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
15368 PR middle-end/PR28690
15369 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
15370 same precedence as REG_POINTER and MEM_POINTER operands.
15372 2008-04-08 Richard Guenther <rguenther@suse.de>
15374 PR middle-end/35834
15375 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
15376 for adding index to base.
15378 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
15380 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
15381 (MINGW_ENABLE_EXECUTE_STACK): New.
15382 (IN_LIBGCC2): For libgcc include windows.h file for
15383 function declarations.
15385 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
15387 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
15388 and tem2 if tem1 is not a REG or MULT.
15390 2008-04-08 Jan Hubicka <jh@suse.cz>
15392 * function.h (incomming_args): Break out of struct function.
15393 (function_subsections): Break out of struct function.
15394 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
15395 return_rtx and hard_reg_initial_vals from struct function.
15396 Kill inl_max_label_num.
15397 (current_function_pops_args, current_function_args_info,
15398 current_function_args_size, current_function_args_size,
15399 current_function_pretend_args_size,
15400 current_function_outgoing_args_size,
15401 current_function_internal_arg_pointer, current_function_return_rtx):
15402 Kill compatibility accestor macros.
15403 * builtins.c (expand_builtin_apply_args_1): Update.
15404 (expand_builtin_next_arg): Update.
15405 * df-scan.c (df_get_call_refs): Update.
15406 * dbxout.c (dbxout_function_end): Update.
15407 * dwarf2out.c (dwarf2out_switch_text_section): Update.
15408 (output_line_info): Update.
15409 (secname_for_decl): Update.
15410 (dwarf2out_var_location): Update.
15411 * function.c (free_after_compilation): Update.
15412 (assign_parm_find_stack_rtl): Update.
15413 (assign_parms): Update.
15414 (expand_dummy_function_end): Update.
15415 (expand_function_end): Update.
15416 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
15417 (expand_call): Update.
15418 (emit_library_call_value_1): Update.
15419 (store_one_arg): Update.
15420 * varasm.c (initialize_cold_section_name): Update.
15421 (unlikely_text_section): Update.
15422 (unlikely_text_section_p): Update.
15423 (assemble_start_function): Update.
15424 (assemble_end_function): Update.
15425 (default_section_type_flags): Update.
15426 (switch_to_section): Update.
15427 * integrate.c (set_decl_abstract_flags): Update.
15428 (get_hard_reg_initial_val): Update.
15429 (has_hard_reg_initial_val): Update.
15430 (allocate_initial_values): Update.
15431 * resource.c (init_resource_info): Update.
15432 * config/alpha/alpha.c (NUM_ARGS): Update.
15433 (direct_return): Update.
15434 (alpha_va_start): Update.
15435 (alpha_sa_size): Update.
15436 (alpha_initial_elimination_offset): Update.
15437 (alpha_expand_prologue): Update.
15438 (alpha_start_function): Update.
15439 (alpha_expand_epilogue): Update.
15440 (unicosmk_initial_elimination_offset):
15441 * config/alpha/alpha.md (call expander): Update.
15442 * config/s390/s390.c (s390_register_info): Update.
15443 (s390_register_info): Update.
15444 (s390_frame_info): Update.
15445 (s390_initial_elimination_offset): Update.
15446 (s390_build_builtin_va_list): Update.
15447 (s390_va_start): Update.
15448 * config/spu/spu.c (direct_return): Update.
15449 (spu_expand_prologue): Update.
15450 (spu_initial_elimination_offset): Update.
15451 (spu_build_builtin_va_list): Update.
15452 (spu_va_start): Update.
15453 * config/sparc/sparc.c (sparc_init_modes): Update.
15454 (sparc_compute_frame_size): Update.
15455 (function_value): Update.
15456 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
15457 * config/i386/i386.md (return expander): Update.
15458 * config/i386/i386.c (ix86_va_start): Update.
15459 (ix86_can_use_return_insn_p): Update.
15460 (ix86_compute_frame_layout): Update.
15461 (ix86_expand_epilogue): Update.
15462 * config/sh/sh.c (output_stack_adjust): Update.
15463 (calc_live_regs): Update.
15464 (sh_expand_prologue): Update.
15465 (sh_builtin_saveregs): Update.
15466 (sh_va_start): Update.
15467 (initial_elimination_offset): Update.
15468 (sh_allocate_initial_value): Update.
15469 (sh_function_ok_for_sibcall): Update.
15470 (sh_get_pr_initial_val): Update.
15471 * config/sh/sh.md (return expander): Update.
15472 * config/avr/avr.c (frame_pointer_required_p): UPdate.
15473 * config/crx/crx.c (crx_compute_frame): UPdate.
15474 (crx_initial_elimination_offset): UPdate.
15475 * config/xtensa/xtensa.c (compute_frame_size): Update
15476 (xtensa_builtin_saveregs): Update.
15477 (xtensa_va_start): Update.
15478 (order_regs_for_local_alloc): Update.
15479 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
15480 (xstormy16_expand_builtin_va_start): Update.
15481 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
15482 * config/m68hc11/m68hc11.md (return expanders): Update.
15483 * config/m68hc11/m68hc11.c (expand_prologue): Update.
15484 (expand_epilogue): Update.
15485 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
15486 (cris_simple_epilogue): Update.
15487 (cris_expand_prologue): Update.
15488 (cris_expand_epilogue): Update.
15489 * config/iq2000/iq2000.c (iq2000_va_start): Update.
15490 (compute_frame_size): Update.
15491 * config/mt/mt.c (mt_compute_frame_size): Update.
15492 * config/mn10300/mn10300.c (expand_prologue): Update.
15493 (expand_epilogue): Update.
15494 (initial_offset): Update.
15495 (mn10300_builtin_saveregs):
15496 * config/mn10300/mn10300.md (return expander): Update.
15497 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
15498 (ia64_initial_elimination_offset): Update.
15499 (ia64_initial_elimination_offset): Update.
15500 (ia64_expand_prologue): Update.
15501 * config/m68k/m68k.md (return expander): Update.
15502 * config/rs6000/rs6000.c (rs6000_va_start): Update.
15503 (rs6000_stack_info): Update.
15504 * config/mcore/mcore.c (layout_mcore_frame): Update.
15505 (mcore_expand_prolog): Update.
15506 * config/arc/arc.c (arc_compute_frame_size): Update.
15507 * config/score/score3.c (score3_compute_frame_size): Update.
15508 * config/score/score7.c (score7_compute_frame_size): Update.
15509 * config/arm/arm.c (use_return_insn): Update.
15510 (thumb_find_work_register): Update.
15511 (arm_compute_save_reg_mask): Update.
15512 (arm_output_function_prologue): Update.
15513 (arm_output_epilogue): Update.
15514 (arm_size_return_regs): Update.
15515 (arm_get_frame_offsets): Update.
15516 (arm_expand_prologue): Update.
15517 (thumb_exit): Update.
15518 (thumb_unexpanded_epilogue): Update.
15519 (thumb1_output_function_prologue): Update.
15520 * config/pa/pa.md (return expander): Update.
15521 * config/pa/pa.c (compute_frame_size): Update.
15522 (hppa_builtin_saveregs): Update.
15523 * config/mips/mips.c (mips_va_start): Update.
15524 (mips16_build_function_stub): Update.
15525 (mips_compute_frame_info): Update.
15526 (mips_restore_gp): Update.
15527 (mips_output_function_prologue): Update.
15528 (mips_expand_prologue): Update.
15529 * config/v850/v850.c (compute_frame_size): Update.
15530 (expand_prologue): * config/mmix/mmix.c (along): update.
15531 (mmix_initial_elimination_offset): update.
15532 (mmix_reorg): update.
15533 (mmix_use_simple_return): update.
15534 (mmix_expand_prologue): update.
15535 (mmix_expand_epilogue): Update.
15536 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
15537 (emit_link_insn): Update.
15539 2008-04-08 Anatoly Sokolov <aesok@post.ru>
15541 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
15542 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
15544 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
15547 2008-04-07 Jan Hubicka <jh@suse.cz>
15549 * function.h (rtl): Rename to x_rtl.
15550 (crtl): New define.
15551 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
15552 frame_offset, stack_check_probe_note, arg_pointer_save_area,
15553 used_temp_slots avail_temp_slots, temp_slot_level,
15554 nonlocal_goto_handler_labels): Update accesstors.
15555 (rtl): New global variable.
15556 (struct function): Move some fileds to rtl_data.
15557 (get_arg_pointer_save_area): Update prototype.
15558 * builtins.c (expand_builtin_setjmp_receiver): Update call of
15559 get_arg_pointer_save_area.
15560 * expr.c (init_expr): Update
15561 * function.c (get_frame_size): Update
15562 (assign_stack_local): Update
15563 (expand_function_end): Update.
15564 (get_art_pointer_save_area): Update
15566 * emit-rtl.c (rtl): Declare.
15567 (regno_reg_rtx): Declare.
15568 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
15570 (gen_reg_rtx): Update.
15571 * varasm.c (n_deferred_constatns): Update accestor.
15572 (init_varasm_status): Do not allocate varasm_status.
15573 (force_const_mem, get_pool_size, output_constant_pool): Update.
15574 * stmt.c (force_label_rtx): Do not use x_ prefixes.
15575 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
15576 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
15577 * sparc/sparc.h (INIT_EXPANDERS): Update.
15578 * ia64/ia64.h (INIT_EXPANDERS): Update.
15580 2008-04-07 James E. Wilson <wilson@tuliptree.org>
15582 * reload.c (push_secondary_reload): Add missing break to for loop.
15584 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
15586 PR middle-end/PR28690
15587 * rtlanal.c: Update copyright years.
15588 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
15589 as REG_POINTER and MEM_POINTER operands.
15590 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
15591 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
15592 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
15593 * gcse.c: Update copyright years.
15594 (pre_delete): Call gen_reg_rtx_and_attrs.
15595 (hoist_code): Likewise.
15596 (build_store_vectors): Likewise.
15597 (delete_store): Likewise.
15598 * loop-invariant.c (move_invariant_reg): Likewise.
15599 Update copyright years.
15601 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
15603 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
15604 control string instead of quoted.
15606 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
15608 * doc/rtl.texi: Rewrite of subreg section.
15610 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
15613 * config/i386/i386.c (legitimize_pic_address): Add treating
15614 of dllimport SYM_REF's.
15615 (legitimize_dllimport_symbol): Add prototype.
15617 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
15619 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
15620 reference in constructor with non self-referential type.
15622 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
15624 Removal of Return with Depressed Stack Pointer support
15625 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
15626 (ECF_SP_DEPRESSED): Likewise.
15627 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
15628 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
15629 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
15630 (expand_call): Do not test ECF_SP_DEPRESSED.
15631 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
15632 * function.c (keep_stack_depressed): Delete.
15633 (handle_epilogue_set): Likewise.
15634 (update_epilogue_consts): Likewise.
15635 (emit_equiv_load): Likewise.
15636 (thread_prologue_and_epilogue_insns): Remove support for Return with
15637 Depressed Stack Pointer.
15638 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
15640 2008-04-06 Richard Guenther <rguenther@suse.de>
15642 PR tree-optimization/35400
15643 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
15644 information from SSA_NAMEs.
15646 2008-04-06 Anatoly Sokolov <aesok@post.ru>
15648 * config/avr/avr.h (avr_mega_p): Remove declaration.
15649 (AVR_MEGA): Remove macro.
15650 * config/avr/avr.c (avr_mega_p): Remove variable.
15651 (avr_override_options): Remove inicializion of avr_mega_p.
15652 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
15653 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
15654 (avr_jump_mode): (Ditto.).
15655 (avr_output_progmem_section_asm_op): (Ditto.).
15656 (avr_asm_init_sections): (Ditto.).
15657 (avr_asm_init_sections): (Ditto.).
15658 (avr_rtx_costs): (Ditto.).
15659 * config/avr/avr.md: (Ditto.).
15660 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
15663 2008-04-06 Richard Guenther <rguenther@suse.de>
15665 PR tree-optimization/35842
15666 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
15667 is_gimple_invariant_address.
15669 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15671 * gcc.c (default_compilers): Sync Fortran extensions list with
15672 that in fortran/lang-specs.h.
15673 * doc/invoke.texi: Likewise.
15674 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
15675 * dwarf2out.c (gen_compile_unit_die): Likewise.
15677 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
15679 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
15681 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
15684 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
15685 attribute is used for nested functions.
15687 2008-04-05 Jan Hubicka <jh@suse.cz>
15689 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
15691 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
15693 (dump_files): Update.
15694 (enable_rtl_dump_file): Do not accept letter argument.
15695 * tree-pass.h (dump_file_info): Remove letter argument.
15696 * toplev.c (decode_d_option): Update -da handling.
15697 * toplev.h (enable_rtl_dump_file): Update prototype.
15698 * passes.c (register_one_dump_file): Do not accept IPA argument; work
15699 it out based on pass type.
15700 (register_dump_files_1): Likewise.
15701 (init_optimization_passes): Update register_one_dump_file calls.
15702 (execute_one_pass): Sanity check that IPA passes are called at IPA
15703 level and RTL passes at RTL level.
15704 (execute_pass_list): IPA pass can not be after or subpass of
15706 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
15707 disallov RTL subpasses of IPA subpasses.
15709 2008-04-05 Ben Elliston <bje@au.ibm.com>
15711 * tree-cfg.c (need_fake_edge_p): Return false for calls to
15712 builtins that return exactly once and do not throw. Cache call to
15715 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
15717 PR rtl-optimization/34916
15718 PR middle-end/35519
15719 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
15720 between instruction pairs.
15722 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
15724 * doc/invoke.texi: Document -mbitops for SH.
15725 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
15726 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
15727 * config/sh/sh.c (print_operand): Add %t operand code.
15728 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
15729 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
15730 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
15731 (extendqihi2): Likewise.
15732 (movqi_i): Likewise.
15733 (insv): Use bset, bclr and bst instructions for SH2A if possible.
15734 (extv): Use bld instruction for SH2A if possible.
15736 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
15737 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
15738 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
15739 (bset.b, bclr.b): Define peepholes.
15740 * config/sh/sh.opt (mbitops): New option.
15742 2008-04-04 Janis Johnson <janis187@us.ibm.com>
15745 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
15746 and view convert expression.
15748 2008-04-04 Jakub Jelinek <jakub@redhat.com>
15751 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
15753 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
15755 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
15757 * config/i386/cpuid.h (bit_AES): New.
15758 (bit_PCLMUL): Likewise.
15760 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
15761 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
15762 SSE2 if AES or PCLMUL is enabled.
15763 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
15764 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
15765 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
15766 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
15767 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
15768 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
15769 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
15770 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
15771 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
15772 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
15773 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
15774 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
15775 __builtin_ia32_aeskeygenassist128 and
15776 __builtin_ia32_pclmulqdq128.
15777 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
15778 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
15779 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
15781 * config/i386/i386.h (TARGET_AES): New.
15782 (TARGET_PCLMUL): Likewise.
15783 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
15785 * config/i386/i386.md (UNSPEC_AESENC): New.
15786 (UNSPEC_AESENCLAST): Likewise.
15787 (UNSPEC_AESDEC): Likewise.
15788 (UNSPEC_AESDECLAST): Likewise.
15789 (UNSPEC_AESIMC): Likewise.
15790 (UNSPEC_AESKEYGENASSIST): Likewise.
15791 (UNSPEC_PCLMUL): Likewise.
15793 * config/i386/i386.opt (maes): New.
15794 (mpclmul): Likewise.
15796 * config/i386/sse.md (aesenc): New pattern.
15797 (aesenclast): Likewise.
15798 (aesdec): Likewise.
15799 (aesdeclast): Likewise.
15800 (aesimc): Likewise.
15801 (aeskeygenassist): Likewise.
15802 (pclmulqdq): Likewise.
15804 * config/i386/wmmintrin.h: New.
15806 * doc/extend.texi: Document AES and PCLMUL built-in function.
15808 * doc/invoke.texi: Document -maes and -mpclmul.
15810 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
15812 * function.c (free_after_parsing): Replace with
15813 cxx_push_function_context from C++ front-end.
15814 (allocate_struct_function): Don't call langhook.
15815 * langhooks.h (struct lang_hooks_for_functions): Delete.
15816 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
15818 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
15819 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
15820 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
15821 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
15822 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
15823 remove LANG_HOOKS_FUNCTION_INITIALIZER.
15824 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
15826 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
15827 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
15829 2008-04-04 Jakub Jelinek <jakub@redhat.com>
15832 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
15835 2008-04-04 Richard Guenther <rguenther@suse.de>
15837 PR middle-end/35823
15838 * fold-const.c (optimize_minmax_comparison): Use the correct
15839 type for the constant in the simplified comparison.
15841 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
15843 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
15844 Pass L2 size as "--param l2-cache-size" to the compiler.
15845 (decode_l2_cache): New function to decode L2 cache parameters using
15846 0x8000006 extended cpuid function.
15847 (detect_caches_amd): Determine parameters of L2 cache using
15848 decode_l2_caches function.
15849 (decode_caches_intel): Decode L2 cache parameters.
15850 (detect_caches_intel): Determine L2 cache parameters using
15851 decode_caches_intel and decode_l2_caches functions.
15853 2008-04-03 Bob Wilson <bob.wilson@acm.org>
15855 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
15856 secondary input reload for subword loads from the constant pool.
15858 2008-04-03 Janis Johnson <janis187@us.ibm.com>
15861 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
15862 constants of the appropriate size for runtime calculations.
15865 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
15866 decimal-float literal constant zero.
15868 2008-04-03 Jakub Jelinek <jakub@redhat.com>
15871 * c-parser.c (c_parser_omp_atomic): Call
15872 default_function_array_conversion on the RHS.
15874 PR middle-end/35818
15875 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
15876 call is_variable_sized if decl has incomplete type.
15878 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
15880 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
15882 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
15884 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
15886 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
15887 (sgt<u>): Merge sgt and sgtu into new expander.
15888 (sgt, sgtu): Remove expanders.
15889 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
15890 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
15891 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
15892 *sgtu_<mode>_mips16 into new pattern.
15893 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
15894 (sge<u>): Merge sge and sgeu into new expander.
15895 (sge, sgeu): Remove expanders.
15896 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
15898 (*sge_<mode>, second *sge_<mode>): Remove patterns.
15899 (slt<u>): Merge slt and sltu into new expander.
15900 (slt, sltu): Remove expanders.
15901 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
15902 (*slt_<mode>, *sltu_<mode>): Remove patterns.
15903 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
15904 *sltu_<mode>_mips16 into new pattern.
15905 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
15906 (sle<u>): Merge sle and sleu into new expander.
15907 (sle, sleu): Remove expanders.
15908 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
15909 (*sle_<mode>, *sleu_<mode>): Remove patterns.
15910 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
15911 *sleu_<mode>_mips16 into new pattern.
15912 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
15914 2008-04-03 Jan Hubicka <jh@suse.cz>
15916 PR tree-optimization/35795
15917 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
15918 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
15919 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
15920 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
15921 * score/score3.c (score3_output_mi_thunk): Likewise.
15922 * score/score7.c (score7_output_mi_thunk): Likewise.
15923 * mips/mips.c (mips_output_mi_thunk): Likewise.
15925 2008-04-03 Richard Guenther <rguenther@suse.de>
15927 * tree-vrp.c (extract_range_from_unary_expr): Handle all
15928 conversions. Simplify code.
15930 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
15932 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
15934 2008-04-03 Tom Tromey <tromey@redhat.com>
15935 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15937 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
15938 * config/bfin/t-bfin-linux (generated_files): Add
15939 linux-sysroot-suffix.h.
15940 * doc/install.texi (Prerequisites): Require make 3.80.
15941 * doc/sourcebuild.texi (Front End Directory): Document new
15943 * Makefile.in (generated_files): New variable.
15944 (ALL_HOST_OBJS): New variable.
15945 ($(ALL_HOST_OBJS)): New target.
15947 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
15949 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
15950 (remap_block): Call id->transform_lang_insert_block instead
15952 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
15953 Set id.transform_lang_insert_block to NULL.
15954 (clone_body): Move to cp/optimize.c
15955 * tree-inline.h (struct copy_body_data): Change
15956 transform_lang_insert_block to function pointer.
15957 (copy_generic_body, copy_decl_no_change): Export.
15958 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
15959 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
15960 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
15962 * c-tree.h (insert_block): Kill.
15963 * c-decl.c (insert_block): Kill.
15965 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
15967 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
15968 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
15969 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
15971 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
15972 argument, call {push,pop}_function_context from here.
15973 * c-parser.c: Use c_{push,pop}_function_context.
15975 * function.c (push_function_context_to): Move meat ...
15976 (push_function_context): ... here. Simplify.
15977 * function.c (pop_function_context_from): Move meat ...
15978 (pop_function_context): ... here. Simplify.
15979 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
15981 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
15982 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
15983 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
15984 * tree.h (push_function_context_to, pop_function_context_from): Remove.
15986 2008-04-03 Ben Elliston <bje@au.ibm.com>
15988 * expmed.c (extract_force_align_mem_bit_field): Remove.
15990 2008-04-03 Richard Guenther <rguenther@suse.de>
15992 PR middle-end/35800
15993 * expr.h (try_casesi): Adjust prototype.
15994 * expr.c (try_casesi): Take fallback label as extra parameter.
15995 Use that for gen_casesi if default_label is NULL.
15996 * stmt.c (expand_case): Pass fallback label to try_casesi,
15997 make sure to fill gaps with a fallback label if default_label
16000 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
16003 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
16005 2008-04-03 Ben Elliston <bje@au.ibm.com>
16007 * expmed.c (extract_split_bit_field): Remove if (0) code.
16008 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
16009 (do_ds_constraint): Likewise.
16011 2008-04-02 Joseph Myers <joseph@codesourcery.com>
16013 * doc/cppopts.texi (-dU): Document.
16014 * c-common.h (flag_dump_macros): Update comment.
16015 * c-opts.c (handle_OPT_d): Handle -dU.
16016 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
16017 dump_queued_macros, cb_used_define, cb_used_undef): New.
16018 (init_pp_output): Handle -dU.
16019 (cb_line_change): Call dump_queued_macros.
16020 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
16022 2008-04-02 Anatoly Sokolov <aesok@post.ru>
16024 * config/avr/predicates.md (io_address_operand): New predicate.
16025 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
16026 * config/avr/avr.c (avr_io_address_p): Remove function.
16027 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
16028 'avr_io_address_p' function.
16029 (out_movhi_r_mr): (Ditto.).
16030 (out_movqi_mr_r): (Ditto.).
16031 (out_movhi_mr_r): (Ditto.).
16032 (avr_address_cost): (Ditto.).
16034 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
16036 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
16037 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
16038 in 32bit mode when XMM registers are available to avoid store
16040 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
16041 corresponding post-reload splitters.
16043 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16045 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
16046 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
16047 __builtin_ia32_roundss.
16048 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
16049 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
16050 __builtin_ia32_roundss.
16051 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
16052 IX86_BUILTIN_SHUFPD here.
16054 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16056 * config/i386/i386.md (plogic): New.
16057 (plogicprefix): Likewise.
16059 * config/i386/mmx.md (mmx_<code><mode>3): New.
16060 (mmx_and<mode>3): Removed.
16061 (mmx_ior<mode>3): Likewise.
16062 (mmx_xor<mode>3): Likewise.
16064 * config/i386/sse.md (<code><mode>3): New.
16065 (*<code><mode>3): Likewise.
16066 (*<code><mode>3): Likewise.
16067 (<code><mode>3): Likewise.
16068 (*sse_<code><mode>3): Likewise.
16069 (*sse2_<code><mode>3): Likewise.
16070 (<code>tf3): Likewise.
16071 (*<code>tf3): Likewise.
16072 (and<mode>3): Likewise.
16073 (*and<mode>3): Likewise.
16074 (ior<mode>3): Removed.
16075 (*ior<mode>3): Likewise.
16076 (xor<mode>3): Likewise.
16077 (*xor<mode>3): Likewise.
16078 (*and<mode>3): Likewise.
16079 (*ior<mode>3): Likewise.
16080 (*xor<mode>3): Likewise.
16081 (and<mode>3): Likewise.
16082 (*sse_and<mode>3): Likewise.
16083 (*sse2_and<mode>3): Likewise.
16084 (andtf3): Likewise.
16085 (*andtf3): Likewise.
16086 (ior<mode>3): Likewise.
16087 (*sse_ior<mode>3): Likewise.
16088 (*sse2_ior<mode>3): Likewise.
16089 (iortf3): Likewise.
16090 (*iortf3): Likewise.
16091 (xor<mode>3): Likewise.
16092 (*sse_xor<mode>3): Likewise.
16093 (*sse2_xor<mode>3): Likewise.
16094 (xortf3): Likewise.
16095 (*xortf3): Likewise.
16097 2008-04-02 Richard Guenther <rguenther@suse.de>
16099 PR tree-optimization/14495
16100 PR tree-optimization/34793
16101 * tree-vrp.c (struct switch_update): New structure.
16102 (to_remove_edges, to_update_switch_stmts): New VECs.
16103 (simplify_switch_using_ranges): New function. Remove not taken
16104 case labels and edges.
16105 (simplify_stmt_using_ranges): Call it.
16106 (identify_jump_threads): Mark edges we have queued for removal
16107 so we don't thread them.
16108 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
16110 * tree-cfg.c (group_case_labels): Deal with missing default label.
16111 (tree_verify_flow_info): Allow missing default label.
16112 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
16113 (emit_case_nodes): Likewise.
16114 (expand_case): Do not rely on the default label to be present.
16115 * expr.c (try_casesi): Deal with NULL default_label.
16116 (do_tablejump): Likewise.
16118 2008-04-02 Richard Guenther <rguenther@suse.de>
16120 PR tree-optimization/14495
16121 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
16122 SWITCH_EXPR here ...
16123 (vrp_visit_switch_stmt): ... but here (new function).
16124 (find_case_label_index): New helper function.
16125 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
16127 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16129 * fwprop.c: Fix ISO-C99ism.
16131 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16134 * Makefile.in (objdir): Set it here.
16135 * configure.ac: Not here. Find dynamic linker characteristics.
16136 * exec-tool.in: Use them.
16137 * aclocal.m4: Regenerate.
16138 * configure: Regenerate.
16140 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16142 * expr.c (expand_var): Delete it.
16143 * expr.h (expand_var): Delete prototype.
16144 * function.c (expand_function_start): Use expand_decl instead.
16145 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
16148 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
16150 PR rtl-optimization/35542
16151 * fwprop.c (forward_propagate_and_simplify): Replace
16152 loc_reg_mentioned_in_p with reg_mentioned_p.
16154 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16156 PR rtl-optimization/35281
16157 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
16158 (propagate_rtx_1): Handle PR_HANDLE_MEM.
16159 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
16160 (varying_mem_p): Move above propagate_rtx.
16161 (all_uses_available_at): Do not check MEMs.
16163 2008-04-02 Rafael Espindola <espindola@google.com>
16165 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
16166 (register_edge_assert_for_2): Split the cond argument.
16167 (register_edge_assert_for_1): Adjust for the change in
16168 register_edge_assert_for_2.
16169 (register_edge_assert_for): Split the cond argument.
16170 (find_switch_asserts): Adjust for the change in
16171 register_edge_assert_for.
16173 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
16175 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
16176 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
16177 offsets for 64-bit mingw.
16178 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
16179 abi for x86_64-pc-mingw.
16181 2008-04-02 Richard Guenther <rguenther@suse.de>
16183 * tree-vrp.c (extract_range_from_assert): Make sure to not
16184 produce range min/max with TREE_OVERFOW set.
16185 If merging a anti-range and a range keep the anti-range if
16186 the range covers all values of the type.
16187 (register_edge_assert_for_2): Only allow sign-changing
16188 conversions in detecting canonical range checks. Also
16189 register an assert for the unsigned name if useful.
16191 PR tree-optimization/35787
16192 * tree-vrp.c (vrp_val_max): New function.
16193 (vrp_val_min): Likewise.
16194 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
16195 (vrp_val_is_min): Likewise.
16196 (supports_overflow_infinity): Use vrp_val_{min,max}.
16197 (negative_overflow_infinity): Likewise.
16198 (positive_overflow_infinity): Likewise.
16199 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
16200 (is_positive_overflow_infinity): Likewise.
16201 (is_overflow_infinity): Likewise.
16202 (avoid_overflow_infinity): Use vrp_val_{min,max} and
16203 vrp_val_is_{min,max}.
16204 (set_and_canonicalize_value_range): Canonicalize anti-ranges
16205 to ranges if possible. Avoid empty ranges.
16207 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16209 PR middle-end/35705
16210 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
16211 the expression is a function address.
16213 2008-04-01 George Helffrich <george@gcc.gnu.org>
16215 PR fortran/35154, fortran/23057
16216 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
16217 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
16218 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
16219 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
16221 (dbxout_syms): Check for COMMON-based symbol and wrap in
16222 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
16223 in bracket for efficiency.
16225 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
16226 using DW_TAG_common_block + member offset.
16227 (add_pubname_string): New function.
16228 (dw_expand_expr): New function to find block name and offset for
16230 (common_check): New function to check whether symbol in Fortran COMMON.
16231 (gen_variable_die): If COMMON, use DW_TAG_common_block.
16233 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
16236 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
16238 2008-04-02 Ben Elliston <bje@au.ibm.com>
16240 * config/v850/v850.md (casesi): Remove if (0) code.
16241 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
16242 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
16244 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
16246 * config/i386/i386.md (rex64suffix): New mode attribute.
16247 (floathi<mode>2): Disable expander for SSE math.
16248 (*floathi<mode>2_1): New insn insn_and_split pattern.
16249 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
16250 corresponding post-reload splitters.
16251 (*floathi<mode>2_i387): New macroized insn pattern.
16252 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
16253 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
16254 insn_and_split pattern.
16255 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
16256 New macroized instruction patterns and corresponding post-reload
16258 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
16259 and corresponding post-reload splitters.
16260 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
16261 New macroized instruction patterns.
16262 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
16263 macroized instruction patterns and corresponding post-reload splitters.
16264 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
16265 corresponding post-reload splitters.
16266 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
16267 New macroized instruction patterns.
16268 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
16269 corresponding post-reload splitters.
16270 (*floatsi<mode>2_i387): New macroized instruction patterns.
16272 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
16274 * config/i386/i386.md (smaxmin): New.
16275 (umaxmin): Likewise.
16276 (maxminiprefix): Likewise.
16277 (maxminfprefix): Likewise.
16278 (<code><mode>3): Likewise.
16279 (smin<mode>3): Removed.
16280 (smax<mode>3): Likewise.
16282 * config/i386/mmx.md (mmx_<code>v2sf3): New.
16283 (mmx_<code>v4hi3): Likewise.
16284 (mmx_<code>v8qi3): Likewise.
16285 (mmx_smaxv2sf3): Removed.
16286 (mmx_sminv2sf3): Likewise.
16287 (mmx_umaxv8qi3): Likewise.
16288 (mmx_smaxv4hi3): Likewise.
16289 (mmx_uminv8qi3): Likewise.
16290 (mmx_sminv4hi3): Likewise.
16292 * config/i386/sse.md (<addsub><mode>3): New.
16293 (*<addsub><mode>3): Likewise.
16294 (<sse>_vm<addsub><mode>3): Likewise.
16295 (<maxmin><mode>3): Likewise.
16296 (*<maxmin><mode>3_finite): Likewise.
16297 (*<maxmin><mode>3): Likewise.
16298 (<sse>_vm<maxmin><mode>3): Likewise.
16299 (sse3_h<addsub>v4sf3): Likewise.
16300 (sse3_h<addsub>v2df3): Likewise.
16301 (<maxmin>v16qi3): Likewise.
16302 (*<maxmin>v16qi3): Likewise.
16303 (<maxmin>v8hi3): Likewise.
16304 (*<maxmin>v8hi3): Likewise.
16305 (*sse4_1_<maxmin><mode>3): Likewise.
16306 (*sse4_1_<maxmin><mode>3): Likewise.
16307 (add<mode>3): Removed.
16308 (*add<mode>3): Likewise.
16309 (<sse>_vmadd<mode>3): Likewise.
16310 (sub<mode>3): Likewise.
16311 (*sub<mode>3): Likewise.
16312 (<sse>_vmsub<mode>3): Likewise.
16313 (smin<mode>3): Likewise.
16314 (*smin<mode>3_finite): Likewise.
16315 (*smin<mode>3): Likewise.
16316 (<sse>_vmsmin<mode>3): Likewise.
16317 (smax<mode>3): Likewise.
16318 (*smax<mode>3_finite): Likewise.
16319 (*smax<mode>3): Likewise.
16320 (<sse>_vmsmax<mode>3): Likewise.
16321 (sse3_haddv4sf3): Likewise.
16322 (sse3_haddv2df3): Likewise.
16323 (sse3_hsubv4sf3): Likewise.
16324 (sse3_hsubv2df3): Likewise.
16325 (umaxv16qi3): Likewise.
16326 (*umaxv16qi3): Likewise.
16327 (smaxv8hi3): Likewise.
16328 (*smaxv8hi3): Likewise.
16329 (*sse4_1_smax<mode>3): Likewise.
16330 (*sse4_1_umax<mode>3): Likewise.
16331 (uminv16qi3): Likewise.
16332 (*uminv16qi3): Likewise.
16333 (sminv8hi3): Likewise.
16334 (*sminv8hi3): Likewise.
16335 (*sse4_1_smin<mode>3): Likewise.
16336 (*sse4_1_umin<mode>3): Likewise.
16338 2008-04-01 Rafael Espindola <espindola@google.com>
16340 * tree-cfg.c (verify_expr): remove in_phi.
16341 (verify_stmt): Don't call walk_tree with verify_expr. Use
16342 is_gimple_min_invariant instead of is_gimple_val.
16344 2008-04-01 Joseph Myers <joseph@codesourcery.com>
16346 * doc/include/gpl_v3.texi: Update for manpage generation.
16347 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
16349 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
16350 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
16351 gpl_v3.texi instead of gpl.texi.
16354 2008-04-01 Jakub Jelinek <jakub@redhat.com>
16357 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
16359 2008-04-01 Rafael Espindola <espindola@google.com>
16361 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
16362 (extract_code_and_val_from_cond): Use
16363 extract_code_and_val_from_cond_with_ops.
16365 2008-04-01 Jan Hubicka <jh@suse.cz>
16367 * function.c (free_after_compilation): Free epilogue_delay_list.
16368 (prepare_function_start): Assert that previous compilation was freed.
16370 2008-04-01 Jan Hubicka <jh@suse.cz>
16371 Jim Wilson <wilson@tuliptree.org>
16372 Andreas Tobler <andreast@gcc.gnu.org>
16374 PR middle-end/35781
16375 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
16376 rtl.emit instead cfun->emit.
16377 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
16378 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
16380 2008-04-01 Ben Elliston <bje@au.ibm.com>
16382 * doc/c-tree.texi (Function Basics): Fix grammatical error.
16384 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
16386 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
16388 (fprofile-use): Add var flag_profile_use
16389 * coverage.c (coverage_begin_output): Do not open a gcno file for
16390 output only if -ftest-coverage is set.
16391 Do not add getpwd() to gcda file path.
16392 (build_gcov_info): Check the new flag
16393 flag_profile_datafile_relative_path.
16394 (coverage_init): Use profile_data_prefix.
16395 Read profile counter only if flag_profile_use is set.
16396 * opts.c (common_handle_option): New option fprofile-use=,
16397 fprofile-dir=, fprofile-generate=.
16398 * toplev.c (profile_data_prefix): New variable definition.
16399 * toplev.h (profile_data_prefix): New declaration.
16400 * doc/invoke.tex (Option Summary, Optimization Options):
16403 2008-03-31 James E. Wilson <wilson@tuliptree.org>
16405 * varasm.c (output_constant_pool_1): In LABEL_REF check,
16406 use tmp consistently.
16409 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
16410 * config/ia64/ia64.c (rtx_needs_barrier): Handle
16411 UNSPEC_FR_RECIP_APPROX_RES.
16412 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
16414 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
16417 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
16419 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
16421 PR middle-end/30186
16422 * fold-const.c (fold_indirect_ref_1): Support accessing non first
16423 element of the vector via a pointer.
16425 2008-03-31 Ian Lance Taylor <iant@google.com>
16427 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
16429 2008-03-31 Jan Hubicka <jh@suse.cz>
16431 * builtins.c (expand_builtin_setjmp_receiver): Update call of
16432 get_arg_pointer_save_area.
16433 * expr.c (init_expr): Just clear out rtl.expr.
16434 * function.c (free_after_compilation): Clear out whole RTL structure.
16435 (get_func_frame_size): Merge into ...
16436 (get_frame_size): ... this one.
16437 (assign_stack_local_1): Merge into ...
16438 (assign_stack_local): ... this one.
16439 (expand_function_end): Update call of get_arg_pointer_save_area.
16440 (get_art_pointer_save_area): Remove cfun argument.
16441 * function.h (emit_status): regno_pointer_align does not need length
16442 attribute. Move x_regno_reg_rtx to ...
16443 (regno_reg_rtx): ... new global array.
16444 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
16445 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
16446 apply_args_value, forced_labels, stack_pointer_delta):
16448 (struct varasm_status): Move here from varasm.c
16449 (struct rtl_data): New. Move here some fields from struct function.
16450 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
16451 frame_offset, stack_check_probe_note, arg_pointer_save_area,
16452 used_temp_slots avail_temp_slots, temp_slot_level,
16453 nonlocal_goto_handler_labels): Update accesstors.
16454 (rtl): New global variable.
16455 (struct function): Move some fileds to rtl_data.
16456 (get_arg_pointer_save_area): Update prototype.
16457 * emit-rtl.c (rtl): Declare.
16458 (regno_reg_rtx): Declare.
16459 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
16461 (gen_reg_rtx): Update.
16462 (init_virtual_regs): Do not tate emit_status argument.
16463 (init_emit): Do not allocate emit.
16464 * varasm.c (varasm_statuc): Move to function.h.
16465 (n_deferred_constatns): Update accestor.
16466 (init_varasm_status): Do not allocate varasm_status.
16467 (force_const_mem, get_pool_size, output_constant_pool): Update.
16468 * stmt.c (force_label_rtx): Do not use x_ prefixes.
16469 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
16471 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
16473 PR rtl-optimization/35729
16474 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
16477 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
16480 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
16481 load/store if memory is unaligned.
16482 (*movti_rex64): Likewise.
16484 * config/i386/predicates.md (misaligned_operand): New.
16486 2008-03-31 Andrew Pinski <pinskia@gmail.com>
16489 * tree-ssa-phiopt.c (conditional_replacement): Return early for
16492 2008-03-31 Jan Beulich <jbeulich@novell.com>
16494 * config/ia64/constraints.md: Add 'j' constraint.
16495 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
16496 (movdi_internal): Likewise.
16498 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
16501 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
16503 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
16506 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
16507 proper error message for the third argument on blendpd and
16510 * config/i386/sse.md (blendbits): New.
16511 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
16513 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
16515 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
16517 2008-03-30 Richard Guenther <rguenther@suse.de>
16519 PR middle-end/31023
16520 * fold-const.c (fold_sign_changed_comparison): Do leave
16521 conversions to base-types alone.
16523 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
16525 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
16526 the link register if one altivec register is be saved.
16528 2008-03-30 Ben Elliston <bje@au.ibm.com>
16530 * final.c (final_scan_insn): Remove if (0) code.
16532 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
16534 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
16536 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
16538 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
16539 of V4SFmode to ix86_binary_operator_ok.
16541 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
16543 * config/i386/i386.c (override_options): Initialize
16544 ix86_veclib_handler to ix86_veclibabi_svml when
16545 -mveclibabi=svml is used.
16546 (ix86_veclibabi_svml): New function for SVML ABI style
16547 vectorization support.
16548 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
16550 2008-03-28 Rafael Espindola <espindola@google.com>
16552 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
16553 (tree_binary_nonnegative_warnv_p): Make it public.
16554 (tree_single_nonnegative_warnv_p): Make it public.
16555 (tree_invalid_nonnegative_warnv_p): Make it public.
16556 (tree_unary_nonzero_warnv_p): Make it public.
16557 (tree_binary_nonzero_warnv_p): Make it public
16558 (tree_single_nonzero_warnv_p): Make it public.
16559 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
16560 (extract_range_from_binary_expr): Split the expr argument.
16561 (extract_range_from_unary_expr): Split the expr argument.
16562 (extract_range_from_comparison): Split the expr argument.
16563 (extract_range_from_expr): Use the new aux functions.
16564 (vrp_evaluate_conditional_warnv): Use
16565 vrp_evaluate_conditional_warnv_with_ops.
16566 * tree.h (tree_unary_nonzero_warnv_p): Declare.
16567 (tree_binary_nonzero_warnv_p): Declare.
16568 (tree_single_nonzero_warnv_p): Declare.
16569 (tree_expr_nonzero_warnv_p): Declare.
16570 (tree_unary_nonnegative_warnv_p): Declare.
16571 (tree_binary_nonnegative_warnv_p): Declare.
16572 (tree_single_nonnegative_warnv_p): Declare.
16573 (tree_invalid_nonnegative_warnv_p): Declare.
16575 2008-03-28 Richard Guenther <rguenther@suse.de>
16577 PR tree-optimization/30317
16578 PR tree-optimization/30911
16579 PR tree-optimization/34793
16580 * tree-vrp.c (set_and_canonicalize_value_range): New function.
16581 (struct assert_locus_d): New member EXPR.
16582 (register_new_assert_for): Add EXPR parameter to support
16583 ASSERT_EXPR <name, expr OP limit>.
16584 (register_edge_assert_for_1): Adjust callers.
16585 (find_assert_locations): Likewise.
16586 (process_assert_insertions_for): Build condition from expression.
16587 (extract_range_from_assert): Handle ASSERT_EXPRs
16588 of the form ASSERT_EXPR <name, expr OP limit>.
16589 (register_edge_assert_for_2): New helper registering
16590 asserts for comparisons. Recognize range tests of the form
16591 (unsigned)i - CST1 OP CST2.
16592 (register_edge_assert_for_1): Use it.
16593 (register_edge_assert_for): Likewise.
16594 (needs_overflow_infinity): Integer sub-types
16595 do not need overflow infinities.
16596 (vrp_val_is_max): The extreme values of integer sub-types
16597 are those of the base type.
16598 (vrp_val_is_min): Likewise.
16599 * tree.def (ASSERT_EXPR): Document extra allowed conditional
16602 2008-03-28 Nick Clifton <nickc@redhat.com>
16605 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
16606 Return GENERAL_REGS for stack adjustment reloads.
16608 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16611 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
16612 const_vector when all the vectors are constant.
16614 2008-03-27 Bob Wilson <bob.wilson@acm.org>
16616 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
16618 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
16619 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
16621 (s<code>_sf): Use new scc_sf attribute for opcode names.
16623 2008-03-27 Tom Tromey <tromey@redhat.com>
16625 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
16626 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
16627 config/spu/t-spu-elf, config/i386/t-interix,
16628 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
16629 config/i386/x-darwin, config/i386/x-mingw32,
16630 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
16631 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
16632 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
16633 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
16634 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
16635 config/rs6000/x-darwin, config/rs6000/t-rs6000,
16636 config/score/t-score-elf, config/arm/t-strongarm-pe,
16637 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
16638 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
16639 Revert automatic dependency patch.
16641 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
16644 * config/i386/i386.c (ix86_function_arg_boundary): Align
16645 decimal floating point to its natural boundary.
16647 2008-03-27 Richard Guenther <rguenther@suse.de>
16649 PR middle-end/35716
16650 * fold-const.c (fold_comparison): Restrict distinct decl
16651 comparison folding to VAR_DECLs and PARM_DECLs. Do not
16652 solely rely on operand_equal_p.
16654 2008-03-27 Richard Guenther <rguenther@suse.de>
16657 * c-common.c (handle_weak_attribute): Reject combination of
16660 2008-03-27 Richard Guenther <rguenther@suse.de>
16662 PR tree-optimization/32810
16663 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
16664 conversions from DECL_INITIAL.
16665 (fold_const_aggregate_ref): Likewise from constructor elements.
16667 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
16669 * tree-affine.h (aff_combination_expand): Declare.
16670 (get_inner_reference_aff): Likewise.
16671 * tree-affine.c (aff_combination_expand): Split out from
16672 tree_to_aff_combination_expand.
16673 (get_inner_reference_aff): New function.
16674 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
16675 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
16676 (struct lim_aux_data): sm_done field removed.
16677 (mem_ref_loc_p, mem_ref_locs_p): New types.
16678 (struct mem_ref): Added id, stored, accesses_in_loop,
16679 indep_loop, dep_loop, indep_ref, dep_ref fields.
16680 Removed is_stored, locs and next fields.
16681 (memory_accesses): New variable.
16682 (movement_possibility): Do not allow moving statements
16683 that store to memory.
16684 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
16686 (determine_max_movement): For statements with memory references,
16687 find the outermost loop in that the reference is independent.
16688 (move_computations_stmt): Mark the virtual operands for renaming.
16689 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
16690 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
16691 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
16692 add_vop_ref_mapping, create_vop_ref_mapping_loop,
16693 create_vop_ref_mapping, analyze_memory_references,
16694 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
16695 get_all_locs_in_loop, ref_always_accessed_p,
16696 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
16697 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
16698 store_motion_loop, store_motion): New functions.
16699 (struct vop_to_refs_elt): New type.
16700 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
16701 memref_hash, memref_eq, hoist_memory_references): Rewritten.
16702 (schedule_sm): Replaced by...
16703 (execute_sm): ... this.
16704 (determine_lsm_ref, hoist_memory_references,
16705 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
16706 find_more_ref_vops, free_mem_ref, free_mem_refs,
16707 determine_lsm_loop, determine_lsm): Removed.
16708 (tree_ssa_lim_finalize): Free data structures used by store motion.
16709 (tree_ssa_lim): Call analyze_memory_references. Use
16710 store_motion instead of determine_lsm.
16712 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
16714 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
16715 rename tmake_file to m68hc11/t-m68hc11.
16716 (mcore): Set inhibit_libc to true.
16717 * config.host (alpha*-dec-*vms*): Set extra_programs.
16718 (interix3*): Don't use host_xmake_file.
16719 * configure.ac: Let config.gcc override inhibit_libc.
16720 * configure: Regenerate.
16722 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
16723 * config/t-openbsd-thread: Remove commented out lines.
16725 * config/x-interix: Remove.
16727 * config/m68hc11/t-m68hc11-gas: Rename to...
16728 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
16730 * config/mcore/t-mcore: Remove T_CFLAGS.
16731 * config/mcore/t-mcore-pe: Likewise.
16733 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
16735 * configure.ac: Replace custom __GNU_SOURCE test with
16736 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
16737 * aclocal.m4: Regenerate.
16738 * configure: Regenerate.
16739 * config.in: Regenerate.
16741 2008-03-27 Richard Guenther <rguenther@suse.de>
16743 * fold-const.c (target.h): Include.
16744 (fold_comparison): Fold comparison of addresses of decls
16745 that bind locally or of constants. Consolidate address folding code.
16746 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
16747 results from fold_binary_to_constant.
16748 (compare_values_warnv): Likewise.
16750 2008-03-27 Andrew Pinski <pinskia@gmail.com>
16752 PR middle-end/35429
16753 * fold-const.c (fold_truthop): Check for integeral types when folding
16754 a == 0 && b == 0 and a != 0 || b != 0 .
16756 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
16758 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
16760 2008-03-26 Andreas Schwab <schwab@suse.de>
16762 * doc/invoke.texi: Fix use of @item vs. @itemx.
16764 2008-03-26 Tom Tromey <tromey@redhat.com>
16766 * Makefile.in (build/gensupport.o, build/print-rtl.o,
16767 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
16768 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
16769 build/gencodes.o, build/genconditions.o, build/genconfig.o,
16770 build/genconstants.o, build/genemit.o, build/genextract.o,
16771 build/genflags.o, build/genmddeps.o, build/genopinit.o,
16772 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
16775 2008-03-26 Richard Guenther <rguenther@suse.de>
16778 2008-03-26 Richard Guenther <rguenther@suse.de>
16780 * fold-const.c (target.h): Include.
16781 (fold_comparison): Fold comparison of addresses of two decls
16782 that bind locally. Consolidate address folding code.
16784 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16786 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
16787 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
16788 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
16789 dconstsqrt2, dconstthird, dconste and/or dconst10.
16790 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
16791 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
16792 dconstsqrt2, dconste): Delete.
16793 (init_emit_once): Likewise. Simplify initializing dconstm1.
16795 * real.c (get_real_const): New.
16796 * real.h (dconst3, dconst10, dconstm2, dconstthird,
16797 dconstsqrt2, dconste): Delete.
16798 (real_value_const, get_real_const): New.
16800 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
16802 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
16804 * config/i386/i386.c (ix86_function_arg_boundary): Check
16805 BIGGEST_ALIGNMENT instead of 128.
16806 (setup_incoming_varargs_64): Likewise.
16808 2008-03-26 Tom Tromey <tromey@redhat.com>
16810 * Makefile.in (DEPFILES): Add missing '/'.
16812 2008-03-26 Richard Guenther <rguenther@suse.de>
16814 * fold-const.c (target.h): Include.
16815 (fold_comparison): Fold comparison of addresses of two decls
16816 that bind locally. Consolidate address folding code.
16818 2008-03-26 Nick Clifton <nickc@redhat.com>
16821 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
16822 not allow INT+INT as a legitimate addressing mode.
16824 2008-03-26 Richard Guenther <rguenther@suse.de>
16826 * tree-flow.h (widen_bitfield): Remove declaration.
16827 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
16828 (widen_bitfield): Remove function.
16829 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
16832 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16835 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
16838 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
16840 PR rtl-optimization/35232
16841 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
16842 (forget_old_reloads_1, forget_marked_reloads): Don't clear
16843 reg_reloaded_call_part_clobbered here.
16844 (reload_regs_reach_end_p): New function.
16845 (reload_reg_rtx_for_input): New variable.
16846 (reload_reg_rtx_for_output): Likewise.
16847 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
16848 when reassigning a pseudo register. Load reloadreg from
16849 reload_reg_rtx_for_input, moving the mode and register
16851 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
16852 instead of the original when deciding whether an input reload
16853 would be a no-op or whether an output reload can be deleted.
16854 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
16855 when setting up new_spill_reg_store. Load it from
16856 reload_reg_rtx_for_output, moving the mode and register
16858 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
16859 instead of the original when deciding whether an output reload
16860 would be a no-op. Do the same when modifying insn notes.
16861 Use rtx_equal_p instead of == to compare the registers.
16862 (inherit_piecemeal_p): Take a mode and two register numbers
16864 (emit_reload_insns): Clear new_spill_reg_store for every hard
16865 register in the reload register. Remove spill registers
16866 from reg_reloaded_valid before considering whether to record
16867 inheritance information for them. Use reload_reg_rtx_for_output
16868 instead of reg_rtx when recording output reloads. Use
16869 reload_reg_rtx_for_input instead of reg_rtx when recording
16870 input reloads. Set or clear reg_reloaded_call_part_clobbered
16871 at the same time as setting reg_reloaded_valid.
16872 (delete_output_reload): Add a new_reload_reg parameter and use it
16873 instead of rld[j].reg_rtx.
16874 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
16877 2008-03-25 Tom Tromey <tromey@redhat.com>
16879 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
16880 (build/genattr.o): Likewise.
16881 (build/genattrtab.o): Likewise.
16882 (build/gencodes.o): Likewise.
16883 (build/genconfig.o): Likewise.
16884 (build/genconstants.o): Likewise.
16885 (build/genemit.o): Likewise.
16886 (build/genextract.o): Likewise.
16887 (build/genflags.o): Likewise.
16889 2008-03-25 Bob Wilson <bob.wilson@acm.org>
16891 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
16892 instead of size_int for integer types.
16893 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
16894 to match type of MINUS_EXPR.
16896 2008-03-25 Tom Tromey <tromey@redhat.com>
16898 * configure: Rebuilt.
16899 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
16902 2008-03-25 Tom Tromey <tromey@redhat.com>
16904 * config/x-solaris (host-solaris.o): Update.
16905 * config/x-linux (host-linux.o): Update.
16906 * config/x-hpux (host-hpux.o): Update.
16907 * config/x-darwin (host-darwin.o): Update.
16908 * config/v850/t-v850e (v850-c.o): Update.
16909 * config/v850/t-v850 (v850-c.o): Update.
16910 * config/t-vxworks (vxworks.o): Update.
16911 * config/t-sol2 (sol2-c.o, sol2.o): Update.
16912 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
16913 * config/spu/t-spu-elf (spu-c.o): Update.
16915 * config/sh/t-symbian (sh-c.o): Update.
16916 (symbian.o): Update.
16917 * config/sh/t-sh (sh-c.o): Update.
16918 * config/score/t-score-elf (score7.o, score3.o): Update.
16919 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
16920 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
16921 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
16922 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
16923 (rs6000.o): Remove.
16924 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
16925 * config/m32c/t-m32c (m32c-pragma.o): Update.
16926 * config/ia64/t-ia64 (ia64-c.o): Update.
16927 * config/i386/x-mingw32 (host-mingw32.o): Update.
16928 * config/i386/x-i386 (driver-i386.o): Update.
16929 * config/i386/x-darwin (host-i386-darwin.o): Update.
16930 * config/i386/x-cygwin (host-cygwin.o): Update.
16931 * config/i386/t-nwld (nwld.o): Update.
16932 * config/i386/t-netware (netware.o): Update.
16933 * config/i386/t-interix (winnt.o): Update.
16934 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
16935 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
16936 msformat-c.o): Update.
16937 * config/bfin/t-bfin-linux (generated_files): Add
16938 linux-sysroot-suffix.h.
16939 * config/arm/t-wince-pe (pe.o): Update.
16940 * config/arm/t-strongarm-pe (pe.o): Update.
16941 * config/arm/t-pe (pe.o): Update.
16942 * config/arm/t-arm (arm-c.o): Update.
16943 * doc/install.texi (Prerequisites): Require make 3.80.
16944 * Makefile.in: Remove .o targets.
16945 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
16946 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
16947 (simple_generated_h, simple_generated_c): Move earlier.
16948 (generated_files): New variable.
16949 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
16950 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
16951 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
16952 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
16953 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
16954 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
16955 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
16956 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
16957 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
16958 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
16959 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
16960 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
16962 (COMPILE.base, COMPILE): New variables.
16963 (%.o): New pattern rule.
16964 (ALL_HOST_OBJS): New variable.
16965 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
16966 (dummy-checksum.o, cc1-checksum.o): Remove.
16967 (DRIVER_SHLIB): New variable.
16968 (DRIVER_DEFINES): Use it.
16969 (gencondmd.c): Move out of build/.
16970 (s-conditions): Update.
16971 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
16972 (ALL_BUILD_OBJS): Likewise.
16973 (build/%.o): Use BUILDCOMPILE.
16974 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
16975 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
16976 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
16977 build/gencheck.o, build/gencodes.o, build/genconditions.o,
16978 build/genconfig.o, build/genconstants.o, build/genemit.o,
16979 build/genextract.o, build/genflags.o, build/genmddeps.o,
16980 build/genopinit.o, build/genoutput.o, build/genpeep.o,
16981 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
16982 build/gen-protos.o, build/scan.o, build/fix-header.o,
16983 build/scan-decls.o): Simplify.
16984 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
16985 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
16986 prefix.o, toplev.o): Reduce to variable setting.
16987 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
16988 ($(out_object_file), gcc-options.o): New targets.
16989 ($(ALL_HOST_OBJS)): New target. Include dependency files.
16990 * configure: Rebuilt.
16991 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
16992 * doc/sourcebuild.texi (Front End Directory): Document new variable.
16994 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
16996 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
16997 complain when we hit an error, return ERROR_MARK_NODE.
16999 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17001 * config/sh/constraints.md (Pso, Psz): New constraints.
17002 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
17003 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
17005 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17007 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
17008 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
17010 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17012 * config/sh/sh.md (prefetch): Add condition for SH2A target.
17013 (prefetch_sh2a): New.
17015 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17016 Naveen.H.S <naveen.hs@kpitcummins.com>
17018 * config/sh/constraints.md (I28): New constraint.
17019 * config/sh/sh.c (broken_move): Add support for movi20s.
17020 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
17022 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
17023 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17024 Naveen.H.S <naveen.hs@kpitcummins.com>
17026 * config/sh/sh.c (SH_ATTRIBUTES): Define.
17027 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
17028 (print_operand): Handle resbank in %@ operand code.
17029 (sh_encode_section_info): New.
17030 (push_regs): Add conditions for resbank.
17031 (sh_expand_epilogue): Likewise.
17032 (sh_insert_attributes): Likewise.
17033 (sh_attribute_table): Likewise.
17034 (sh_handle_resbank_handler_attribute): New.
17035 (sh2a_handle_function_vector_handler_attribute): New.
17036 (sh2a_is_function_vector_call): New.
17037 (sh2a_get_function_vector_number): New.
17038 (sh2a_function_vector_p): New.
17039 (sh_cfun_resbank_handler_p): New.
17040 * config/sh/sh.md (calli): Emit jsr/n if possible.
17041 (calli_tbr_rel): New.
17042 (calli_pcrel): Emit jsr/n if possible.
17043 (return_i): Emit rts/n if possible.
17044 (call_valuei_tbr_rel): New.
17045 (call_valuei_pcrel): Add condition for SH2A target.
17046 (call_value): Likewise.
17047 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
17048 (sh2a_get_function_vector_number): Likewise.
17049 (sh2a_is_function_vector_call): Likewise.
17050 * doc/extend.texi: Document TBR relative addressing of SH2A.
17051 (resbank): Add description for SH2A.
17053 2008-03-24 Richard Guenther <rguenther@suse.de>
17056 * gimplify.c (gimplify_modify_expr): For frontend type-correct
17057 pointer assignments change conversions according to middle-end rules.
17058 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
17059 * configure.ac: Include type checking in yes.
17060 * configure: Regenerate.
17062 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17064 * diagnostic.c (diagnostic_count_diagnostic): Delete.
17065 (diagnostic_report_diagnostic): Update. Handle ICEs here.
17067 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
17069 * gthr-vxworks.h (UNUSED): Define.
17071 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
17073 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
17075 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
17077 * doc/extend.texi (Function Attributes): Add missing comma in the
17078 example of the "alloc_size" attribute.
17080 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
17083 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
17085 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17088 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17091 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17092 of the underlying type of a MS bitfield layout to the natural
17093 alignment of the type.
17095 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17097 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17098 to their natural alignment to avoid store forwarding stalls.
17100 2008-03-22 Richard Guenther <rguenther@suse.de>
17102 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
17103 For PHI nodes verify the address is invariant.
17104 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
17105 (get_symbol_constant_value): Use is_gimple_min_invariant.
17106 (maybe_fold_stmt_indirect): Likewise.
17108 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
17110 PR rtl-optimization/33927
17111 * Makefile.in (dse.o): Depend on $(TM_P_H).
17112 * expr.h (extract_low_bits): Declare.
17113 * expmed.c (extract_low_bits): New function.
17114 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
17115 * dse.c: Include tm_p.h.
17116 (find_shift_sequence): Remove the read_reg argument and return the
17117 read value. Emit the instructions instead of returning them.
17118 Iterate on new_mode rather than calculating it each time.
17119 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
17120 source to NEW_MODE and extract_low_bits to convert the shifted
17121 value to READ_MODE.
17122 (replace_read): Allow the load and store to have different mode
17123 classes. Use extract_low_bits when SHIFT == 0. Create the shift
17124 or extraction instructions before trying the replacement. Update
17125 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
17127 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17129 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17130 to their natural alignment to avoid store forwarding stalls.
17132 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17135 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
17136 encouraging but not allowing gprs for input;
17137 change the input constraint to !f#r.
17138 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
17140 change the output constraint to !f#r.
17142 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
17145 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
17146 corresponding post-reload splitters.
17147 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
17148 when x87 FP math is selected.
17149 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
17150 New function prototype.
17151 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
17152 unreachable function to ease macroization of insn patterns.
17154 2008-03-21 Martin Jambor <mjambor@suse.cz>
17156 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
17157 reference dumps if ddr is NULL or dependence is unknown.
17159 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17161 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
17162 unsigned extension into account.
17163 (ATOMIC_COMPARE_AND_SWAP): Likewise.
17164 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
17165 Do computations on a scratch register.
17167 2008-03-21 Richard Guenther <rguenther@suse.de>
17169 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
17170 Use is_gimple_min_invariant instead of TREE_INVARIANT.
17171 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
17172 * tree-ssa-dom.c (record_equality): Likewise.
17173 * tree-inline.c (copy_body_r): Likewise.
17174 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
17177 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17179 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
17180 as 'delete_unused' argument.
17182 2008-03-20 Richard Guenther <rguenther@suse.de>
17184 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
17185 special casing of constant qualifiers.
17186 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
17187 care about them in general.
17188 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
17189 regardless of their type.
17190 (fold_stmt_r): Forcefully fold *& if we end up with that.
17192 2008-03-20 Paul Brook <paul@codesourcery.com>
17194 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
17195 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
17197 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
17199 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
17200 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
17202 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
17204 * common.opt (Wmudflap): New option.
17205 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
17206 (mx_register_decls): Likewise.
17207 (mudflap_finish_file): Likewise.
17208 * doc/invoke.texi: Document -Wno-mudflap.
17210 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
17212 * c-format.c (replace_format_name_to_system_name): New.
17213 (cmp_attribs): New.
17214 (convert_format_name_to_system_name): New.
17215 (decode_format_attr): Add use of convert_format_name_to_system_name.
17216 (format_types_orig): Add gnu_ prefix to names.
17217 (check_format_info_main): Special treating of \0 escaped names for
17218 supporting multi-character format specifiers as I32, I64.
17219 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
17220 (gnu_target_overrides_format_attributes): New.
17221 * c-format.h: Add structure target_ovr_attr to hold
17222 system specific formatter names.
17223 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
17224 msformat-c.o file to c_target_objs and cxx_target_objs.
17225 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17226 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
17227 (TARGET_N_FORMAT_TYPES): New.
17228 * config/i386/msformat-c.c: New.
17229 * config/i386/t-cygming: Add build rule for msformat-c.o.
17230 * doc/extend.texi: Add new format names gnu_* and ms_* and
17232 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17234 2008-03-20 Ira Rosen <irar@il.ibm.com>
17236 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
17237 optimizations turned on under -O3.
17238 (ftree-vectorize): Add that the flag is turned on with -O3.
17240 2008-03-20 Ben Elliston <bje@au.ibm.com>
17242 * regmove.c (try_auto_increment): Fix spelling error in comment.
17243 * final.c (final_scan_insn): Likewise.
17245 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
17248 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
17249 allocator preferences for "y" and "r" class registers.
17250 ("*mov<mode>_internal"): Ditto.
17251 ("*movv2sf_internal_rex64"): Ditto.
17252 ("*movv2sf_internal"): Ditto.
17254 2008-03-19 Michael Matz <matz@suse.de>
17256 PR middle-end/35616
17257 * calls.c (expand_call): Check overlap of arguments with call
17258 address for sibcalls.
17260 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17263 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17264 of the underlying type of a MS bitfield layout to the natural
17265 alignment of the type.
17267 2008-03-19 Jan Hubicka <jh@suse.cz>
17270 * toplev.c (decode_d_option): Handle all CPP flags.
17271 * tree-vrp.c: Update tree_pass descriptors.
17272 * regrename.c: Update tree_pass descriptors.
17273 * fwprop.c: Update tree_pass descriptors.
17274 * doc/invoke.texi: Remove documentation of dropped -d? flags.
17275 * tree-into-ssa.c: Update tree_pass descriptors.
17276 * tree-dump.c: Update tree_pass descriptors.
17277 * tree-complex.c: Update tree_pass descriptors.
17278 * tree-dump.h: Update tree_pass descriptors.
17279 * see.c: Update tree_pass descriptors.
17280 * cgraphbuild.c: Update tree_pass descriptors.
17281 * tracer.c: Update tree_pass descriptors.
17282 * tree-loop-distribution.c: Update tree_pass descriptors.
17283 * cgraph.c: Update tree_pass descriptors.
17284 * postreload-gcse.c: Update tree_pass descriptors.
17285 * postreload.c: Update tree_pass descriptors.
17286 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
17287 * tree-tailcall.c: Update tree_pass descriptors.
17288 * tree-pass.h (tree_opt_pass): Rename to ...
17289 (opt_pass) ... this one; add "type" field and remove letter field.
17290 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
17291 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
17292 all_lowering_passes): Update declaration.
17293 * ipa-cp.c: Update tree_pass descriptors.
17294 * final.c: Update tree_pass descriptors.
17295 * omp-low.c: Update tree_pass descriptors.
17296 * tree-ssa-dse.c: Update tree_pass descriptors.
17297 * ipa-reference.c: Update tree_pass descriptors.
17298 * tree-ssa-uncprop.c: Update tree_pass descriptors.
17299 * auto-inc-dec.c: Update tree_pass descriptors.
17300 * reorg.c: Update tree_pass descriptors.
17301 * cgraphunit.c: Update tree_pass descriptors.
17302 * tree-ssa-copyrename.c: Update tree_pass descriptors.
17303 * tree-ssa-ccp.c: Update tree_pass descriptors.
17304 * df-core.c: Update tree_pass descriptors.
17305 * mode-switching.c: Update tree_pass descriptors.
17306 * tree-nomudflap.c: Update tree_pass descriptors.
17307 * modulo-sched.c: Update tree_pass descriptors.
17308 * ipa-pure-const.c: Update tree_pass descriptors.
17309 * cse.c: Update tree_pass descriptors.
17310 * web.c: Update tree_pass descriptors.
17311 * tree-stdarg.c: Update tree_pass descriptors.
17312 * tree-ssa-math-opts.c: Update tree_pass descriptors.
17313 * tree-ssa-dom.c: Update tree_pass descriptors.
17314 * tree-nrv.c: Update tree_pass descriptors.
17315 * tree-ssa-alias.c: Update tree_pass descriptors.
17316 * loop-init.c: Update tree_pass descriptors.
17317 * gimple-low.c: Update tree_pass descriptors.
17318 * ipa-inline.c: Update tree_pass descriptors.
17319 * tree-ssa-sink.c: Update tree_pass descriptors.
17320 * global.c: Update tree_pass descriptors.
17321 * ifcvt.c: Update tree_pass descriptors.
17322 * jump.c: Update tree_pass descriptors.
17323 * predict.c: Update tree_pass descriptors.
17324 * tree-ssa-loop.c: Update tree_pass descriptors.
17325 * recog.c: Update tree_pass descriptors.
17326 * dse.c: Update tree_pass descriptors.
17327 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
17328 * tree-eh.c: Update tree_pass descriptors.
17329 * regmove.c: Update tree_pass descriptors.
17331 * function.c: Update tree_pass descriptors.
17332 * tree-vectorizer.c: Update tree_pass descriptors.
17333 * gcse.c: Update tree_pass descriptors.
17334 * ipa-type-escape.c: Update tree_pass descriptors.
17335 * tree-if-conv.c: Update tree_pass descriptors.
17336 * init-regs.c: Update tree_pass descriptors.
17337 * ipa.c: Update tree_pass descriptors.
17338 * tree-ssa-phiopt.c: Update tree_pass descriptors.
17339 * rtl-factoring.c: Update tree_pass descriptors.
17340 * lower-subreg.c: Update tree_pass descriptors.
17341 * bt-load.c: Update tree_pass descriptors.
17342 * tree-dfa.c: Update tree_pass descriptors.
17343 * except.c: Update tree_pass descriptors.
17344 * emit-rtl.c: Update tree_pass descriptors.
17345 * cfgexpand.c: Update tree_pass descriptors.
17346 * tree-cfgcleanup.c: Update tree_pass descriptors.
17347 * cfgcleanup.c: Update tree_pass descriptors.
17348 * tree-ssa-pre.c: Update tree_pass descriptors.
17349 * tree-sra.c: Update tree_pass descriptors.
17350 * tree-mudflap.c: Update tree_pass descriptors.
17351 * tree-ssa-copy.c: Update tree_pass descriptors.
17352 * cfglayout.c: Update tree_pass descriptors.
17353 * tree-ssa-forwprop.c: Update tree_pass descriptors.
17354 * tree-ssa-dce.c: Update tree_pass descriptors.
17355 * tree-ssa.c: Update tree_pass descriptors.
17356 * regclass.c: Update tree_pass descriptors.
17357 * integrate.c: Update tree_pass descriptors.
17358 * tree-optimize.c: Update tree_pass descriptors.
17359 * tree-ssa-phiprop.c: Update tree_pass descriptors.
17360 * tree-object-size.c: Update tree_pass descriptors.
17361 * combine.c: Update tree_pass descriptors.
17362 * tree-outof-ssa.c: Update tree_pass descriptors.
17363 * bb-reorder.c: Update tree_pass descriptors.
17364 * stack-ptr-mod.c: Update tree_pass descriptors.
17365 * var-tracking.c: Update tree_pass descriptors.
17366 * tree-profile.c: Update tree_pass descriptors.
17367 * tree-vect-generic.c: Update tree_pass descriptors.
17368 * reg-stack.c: Update tree_pass descriptors.
17369 * sched-rgn.c: Update tree_pass descriptors.
17370 * tree-ssa-structalias.c: Update tree_pass descriptors.
17371 * tree-cfg.c: Update tree_pass descriptors.
17372 * passes.c (current_pass): Update declaration.
17373 (finish_optimization_passes): Update.
17374 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
17375 (register_one_dump_file, register_dump_files_1, next_pass_1):
17377 (init_optimization_passes): Update handling of new types.
17378 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
17379 * ipa-struct-reorg.c: Update tree_pass descriptors.
17380 * tree-ssa-reassoc.c: Update tree_pass descriptors.
17381 * combine-stack-adj.c: Update tree_pass descriptors.
17382 * cfgrtl.c: Update tree_pass descriptors.
17383 * dce.c: Update tree_pass descriptors.
17384 * tree-ssanames.c: Update tree_pass descriptors.
17386 2008-03-19 Richard Guenther <rguenther@suse.de>
17388 PR middle-end/35609
17389 * tree-ssa.c (walk_data): New structure.
17390 (warn_uninitialized_var): If not always_executed warn with "maybe"
17392 (execute_early_warn_uninitialized): Compute post-dominators.
17393 Initialize always_executed before processing each basic block.
17395 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
17398 * config/i386/i386.c (x86_this_parameter): Calculate correct location
17399 of "this" pointer when "regparm = N" or "fastcall" is in effect.
17401 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17403 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
17405 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
17407 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
17409 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
17410 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
17411 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
17412 target after ignore has been set, and move there also the commputation
17413 of subtarget and original_target.
17414 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
17415 (LANG_HOOKS_INITIALIZER): Remove it.
17416 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
17418 2008-03-18 Richard Guenther <rguenther@suse.de>
17420 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
17421 found an expression with constants, note that in the VN for the lhs.
17422 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
17423 fold them to constants if possible. Run cleanup_cfg if done so.
17424 (execute_pre): Return todo.
17425 (do_pre): Likewise.
17426 (execute_fre): Likewise.
17427 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
17429 (get_prop_source_stmt): Look through pointer conversions.
17431 2008-03-18 Jan Hubicka <jh@suse.cz>
17433 * tree-pretty-print.c: Include predict.h.
17434 (dump_generic_node): Dump predictor.
17435 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
17436 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
17437 * gimple-low.c (lower_stmt): Likewise.
17438 * expr.c (expand_expr_real): Likewise.
17439 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
17441 (build_predict_expr, build_predict_expr): New.
17442 * predict.h (predictor_name, build_predict_expr): Update.
17443 * c-typeck.c (c_finish_bc_stmt): Add prediction.
17444 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
17445 * predict.def (PRED_CONTINUE): Update hitrate.
17446 * tree.def (PREDICT_EXPR): Define.
17447 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
17448 do not handle BIND_EXPR.
17449 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
17450 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
17451 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
17454 2008-03-18 Michael Matz <matz@suse.de>
17456 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
17458 2008-03-18 Richard Guenther <rguenther@suse.de>
17460 * tree-gimple.h (is_gimple_invariant_address): Declare.
17461 (is_gimple_constant): Likewise.
17462 * tree-gimple.c (is_gimple_constant): New function.
17463 (is_gimple_invariant_address): Likewise.
17464 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
17465 and is_gimple_invariant_address.
17466 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
17468 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
17469 an addressable base.
17471 2008-03-18 Jakub Jelinek <jakub@redhat.com>
17473 PR middle-end/35611
17474 * gimplify.c (gimplify_expr): Gimplify second operand of
17477 2008-03-17 Richard Guenther <rguenther@suse.de>
17479 PR tree-optimization/19637
17480 * fold-const.c (fold_unary): Remove restrictions of removing
17481 intermediate pointer-conversions (P2)(P1)P0.
17482 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
17483 conversion to void pointer.
17484 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
17486 2008-03-16 James E. Wilson <wilson@tuliptree.org>
17489 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
17490 emulated thread local variables.
17492 2008-03-16 Richard Guenther <rguenther@suse.de>
17494 PR middle-end/35607
17495 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
17496 expand TREE_INVARIANT operations that are not gimple invariant.
17498 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
17500 * doc/extend.texi (Alignment): Say that the ABI controls
17501 the __alignof__ for non-strict-alignment targets rather
17502 than being a recommendation.
17504 2008-03-15 Paul Brook <paul@codesourcery.com>
17506 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
17508 (arm_output_fn_unwind): Mark functions that can not be unwound.
17510 2008-03-15 Paul Brook <paul@codesourcery.com>
17512 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
17513 extension instructions.
17515 2008-03-15 Richard Guenther <rguenther@suse.de>
17517 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
17518 and fold constant aggregate refs.
17519 (fold_const_aggregate_ref): Handle string constants
17520 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
17521 (evaluate_stmt): Simplify now that ccp_fold folds constant
17524 2008-03-15 Paul Brook <paul@codesourcery.com>
17526 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
17527 (extzv): Use gen_extzv_t2.
17528 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
17530 2008-03-15 Richard Guenther <rguenther@suse.de>
17532 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
17533 (fold_const_aggregate_ref): Likewise.
17534 (get_value): Return NULL if we don't have any values.
17535 (ccp_finalize): Set const_val to NULL after freeing it.
17536 * tree-flow.h (get_symbol_constant_value): Declare.
17537 (fold_const_aggregate_ref): Likewise.
17538 * tree-ssa-sccvn.c (try_to_simplify): Use them.
17540 2008-03-15 Richard Guenther <rguenther@suse.de>
17542 PR middle-end/35593
17543 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
17544 to not produce negative array indices if not allowed. Add
17545 parameter to indicate that.
17546 (maybe_fold_offset_to_component_ref): Allow negative array
17547 indices only for the first member of a structure.
17548 (maybe_fold_offset_to_reference): Allow negative array indices.
17549 (maybe_fold_stmt_addition): Likewise.
17551 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
17552 Anatoly Sokolov <aesok@post.ru>
17554 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
17555 (avr_arch): Add ARCH_AVR6.
17556 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
17557 (initial_elimination_offset): Initialize and use 'avr_pc_size'
17558 instead of fixed value 2.
17559 (print_operand_address): Use gs() asm specifier instead of pm().
17560 (avr_assemble_integer): (Ditto.).
17561 (avr_output_addr_vec_elt): (Ditto.).
17562 (print_operand): Handle "!" code.
17563 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
17564 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
17565 (AVR_HAVE_EIJMP_EICALL): Define.
17566 (AVR_3_BYTE_PC): Redefine.
17567 (AVR_2_BYTE_PC): (Ditto.).
17568 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
17569 (LINK_SPEC): Add atmega2560 and atmega2561.
17570 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
17572 * config/avr/avr.md (call_insn): Use eicall instead of icall
17573 for 3 byte PC devices.
17574 (call_value_insn): (Ditto.).
17575 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
17576 (indirect_jump): Use only for for 2 byte PC devices.
17577 (*tablejump): (Ditto.).
17578 (*indirect_jump_avr6): Add insn.
17579 (*tablejump_rjmp): Don't use for 3 byte PC devices.
17580 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
17581 instead of ijmp for 3 byte PC devices.
17582 (__tablejump2__): (Ditto.).
17583 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
17584 (MULITLIB_DIRNAMES): (Ditto.).
17585 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
17587 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
17589 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
17590 "sse2_umulsidi3". Use V1DI mode for operand 0.
17591 ("mmx_psadbw"): Use V1DI mode for operand 0.
17592 * config/i386/i386-modes.def (V1SI): New vector mode.
17593 * config/i386/i386.c (struct builtin_description)
17594 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
17595 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
17596 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
17597 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
17598 v1di_ftype_v8qi_v8qi type.
17599 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
17601 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
17602 __builtin_ia32_pmuludq]: Fix the mode of return value.
17604 2008-03-15 Richard Guenther <rguenther@suse.de>
17606 PR middle-end/35595
17607 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
17610 2008-03-14 Bob Wilson <bob.wilson@acm.org>
17612 * doc/invoke.texi (Option Summary, Xtensa Options): Document
17613 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
17614 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
17615 unless TARGET_SERIALIZE_VOLATILE is enabled.
17616 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
17617 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
17618 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
17620 2008-03-14 Richard Guenther <rguenther@suse.de>
17622 PR tree-optimization/34172
17623 * tree-flow.h (refs_may_alias_p): Declare.
17624 (get_single_def_stmt): Likewise.
17625 (get_single_def_stmt_from_phi): Likewise.
17626 (get_single_def_stmt_with_phi): Likewise.
17627 * tree-dfa.c (refs_may_alias_p): New function.
17628 (get_single_def_stmt): Likewise.
17629 (get_single_def_stmt_from_phi): Likewise.
17630 (get_single_def_stmt_with_phi): Likewise.
17631 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
17632 (vn_reference_lookup_1): New helper function.
17633 (vn_reference_lookup): Walk the virtual use-def chain to
17634 continue searching for a match if the def does not alias the
17635 reference we are looking for.
17637 2008-03-14 David Edelsohn <edelsohn@gnu.org>
17639 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
17640 archive and Perzl. Update The Written Word listing.
17642 2008-03-14 Richard Guenther <rguenther@suse.de>
17644 PR tree-optimization/34043
17645 PR tree-optimization/33989
17646 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
17648 (bitmap_find_leader): Use extra argument to verify dominance
17649 relationship inside a basic-block.
17650 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
17651 (find_leader_in_sets): Adjust.
17652 (create_component_ref_by_pieces): Take extra argument for
17653 dominance check, handle lookup failures.
17654 (find_or_generate_expression): Likewise.
17655 (create_expression_by_pieces): Likewise.
17656 (insert_into_preds_of_block): Adjust.
17657 (create_value_expr_from): If asked for, verify all operands
17658 are in the blocks AVAIL_OUT set.
17659 (make_values_for_stmt): Check for SSA_NAMEs that are life
17660 over an abnormal edge.
17661 (compute_avail): Remove such check.
17662 (do_SCCVN_insertion): New function.
17663 (eliminate): If we do not find a leader suitable for replacement
17664 insert a replacement expression from SCCVN if available.
17665 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
17666 (struct vn_ssa_aux): Add needs_insertion flag.
17667 * tree-ssa-sccvn.c (may_insert): New global flag.
17668 (copy_reference_ops_from_ref): Value-number union member access
17669 based on its size, not type and member if insertion is allowed.
17670 (visit_reference_op_load): For a weak match from union type
17671 punning lookup a view-converted value and insert a SSA_NAME
17672 for that value if that is not found.
17673 (visit_use): Make dumps shorter. Do not disallow value numbering
17674 SSA_NAMEs that are life over an abnormal edge to constants.
17675 (free_scc_vn): Release inserted SSA_NAMEs.
17676 (run_scc_vn): New flag to specify whether insertion is allowed.
17677 Process SSA_NAMEs in forward order.
17678 * tree-ssa-loop-im.c (for_each_index): Handle invariant
17679 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
17680 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
17681 pointer type to/from integral types that do not change the
17682 precision to regular conversions.
17684 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
17686 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
17687 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
17688 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
17689 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
17690 input arguments and the mode of return value. Built-in functions
17691 that operate on whole 64-bit MMX register now use V1DI mode.
17693 2008-03-13 Alon Dayan <alond@il.ibm.com>
17694 Olga Golovanevsky <olga@il.ibm.com>
17696 PR tree-optimization/35041
17697 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
17698 to locate the right position in a statement.
17700 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
17704 * config/i386/xmmintrin.h: Change all static inline functions to
17705 extern inline and add __gnu_inline__ attribute.
17706 * config/i386/bmintrin.h: Ditto.
17707 * config/i386/smmintrin.h: Ditto.
17708 * config/i386/tmmintrin.h: Ditto.
17709 * config/i386/mmintrin-common.h: Ditto.
17710 * config/i386/ammintrin.h: Ditto.
17711 * config/i386/emmintrin.h: Ditto.
17712 * config/i386/pmmintrin.h: Ditto.
17713 * config/i386/mmintrin.h: Ditto.
17714 * config/i386/mm3dnow.h: Ditto.
17716 2008-03-13 Jakub Jelinek <jakub@redhat.com>
17718 PR middle-end/35185
17719 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
17720 (lower_omp_2): New function.
17721 (lower_omp_1, lower_omp): Rewritten.
17723 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
17726 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
17727 with the phrase "Microsoft Windows compilers".
17728 (Push/Pop Macro Pragmas): New subsection. Document
17729 #pragma push_macro and pragma pop_macro.
17731 2008-03-12 Paul Brook <paul@codesourcery.com>
17733 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
17735 2008-03-12 Paul Brook <paul@codesourcery.com>
17737 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
17738 (thumb2_alusi3_short): Exclude PLUS and MINUS.
17739 (thumb2_addsi_shortim): Rename ...
17740 (thumb2_addsi_short): ... to this. Allow register operands.
17741 (thumb2_subsi_short): New pattern.
17742 (thumb2_one_cmplsi2_short,
17743 thumb2_negsi2_short): New patterns and peepholes.
17745 2008-03-12 Paul Brook <paul@codesourcery.com>
17747 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
17749 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
17751 * config/i386/i386.md (int_cond): New code iterator.
17753 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
17754 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
17755 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
17756 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
17757 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
17758 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
17759 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
17760 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
17762 2008-03-12 Paul Brook <paul@codesourcery.com>
17764 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
17765 instead of {arm,thumb}_compute_save_reg_mask.
17766 (output_return_instruction): Ditto.
17767 (thumb_unexpanded_epilogue): Ditto.
17768 (thumb1_expand_prologue): Ditto.
17769 (thumb1_output_function_prologue): Ditto.
17770 (arm_set_return_address): Ditto.
17771 (thumb_set_return_address): Ditto.
17772 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
17773 regs to achieve stack alignment.
17774 (thumb1_compute_save_reg_mask): Fix compiler warning.
17775 (arm_output_epilogue): Use offsets->saved_regs_mask.
17776 Adjust stack pointer by poping call clobered registers.
17777 (arm_expand_prologue): Use offsets->saved_regs_mask.
17778 Adjust stack pointer by pushing extra registers.
17779 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
17781 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
17784 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
17785 conversion to the operands of a multiplication.
17787 2008-03-12 Richard Guenther <rguenther@suse.de>
17789 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
17790 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
17791 * timevar.def (TV_TREE_PHIPROP): Add.
17792 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
17793 pass description. Use TV_TREE_PHIPROP.
17794 * tree-ssa-forwprop.c: Remove phiprop code.
17796 2008-03-12 Jakub Jelinek <jakub@redhat.com>
17798 PR middle-end/35549
17799 * omp-low.c (maybe_lookup_decl): Constify first argument.
17800 (use_pointer_for_field): Change last argument from bool to
17801 omp_context *. Disallow shared copy-in/out in nested
17802 parallel if decl is shared in outer parallel too.
17803 (build_outer_var_ref, scan_sharing_clauses,
17804 lower_rec_input_clauses, lower_copyprivate_clauses,
17805 lower_send_clauses, lower_send_shared_vars): Adjust callers.
17807 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
17808 Ira Rosen <irar@il.ibm.com>
17810 * tree-vectorizer.c (free_stmt_vec_info): New function.
17811 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
17812 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
17813 * tree-vectorizer.h (free_stmt_vec_info): Declare.
17814 * tree-vect-transform.c (vectorizable_conversion): Free
17815 vec_oprnds0 if it was allocated.
17816 (vect_permute_store_chain): Remove unused VECs.
17817 (vectorizable_store): Free VECs that are allocated in the..
17819 (vect_transform_strided_load, vectorizable_load): Likewise.
17820 (vect_remove_stores): Simplify the code.
17821 (vect_transform_loop): Move code to vect_remove_stores().
17822 Call vect_remove_stores() and free_stmt_vec_info().
17824 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17826 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
17827 TARGET_HPUX. Revise comment.
17828 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
17829 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
17830 Use sr4 variant of `be' instruction when not generating PIC code.
17831 (attr_length_call): Adjust for above change.
17833 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17835 * ipa-reference.c (static_execute): Remove module_statics_const and
17836 associated setting code.
17838 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
17841 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
17842 predicate for operand 1.
17843 (paritysi2_cmp): Use register_operand predicate for operand 2.
17844 Use earlyclobber modifier for operand 1. Remove support for
17846 (paritydi2_cmp): Use register_operand predicate for operand 3.
17847 Use earlyclobber modifier for operand 1. Remove support for
17850 2008-03-11 Paul Brook <paul@codesourcery.com>
17851 Vladimir Prus <vladimir@codesourcery.com>
17853 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
17854 (arm_compute_save_reg0_reg12_mask): Always
17855 check if register 11 must be saved. Always safe hard frame pointer
17856 when frame_pointer_needeed.
17857 (arm_compute_save_reg_mask): Save IP and PC
17858 only with apcs frames.
17859 (arm_output_epilogue): Adjust Thumb2 codepath to
17860 be also invoked and work for ARM non-apcs frames.
17861 (arm_expand_prologue): Don't bother saving IP
17862 for non-apcs frame, since it's not clobbered by
17863 prologue code. Implement non-apcs frame
17866 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
17868 PR rtl-optimization/35281
17869 * expr.c (convert_move): Use a new pseudo for the intermediate
17870 from_mode->word_mode result.
17872 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
17874 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
17875 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
17876 * toplev.c (compile_file): Don't call it.
17878 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
17880 PR middle-end/35526
17881 * expr.c (store_expr): Call emit_block_move if the mode
17882 of "temp" RTX is BLKmode.
17884 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17885 Richard Guenther <rguenther@suse.de>
17887 PR tree-optimization/31358
17888 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
17889 the step with a NULL_TREE.
17890 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
17891 to sizetype if type is a pointer type.
17892 (add_candidate_1): Don't convert the base and step to
17893 the generic type if the orginal type is a pointer type.
17894 (add_iv_value_candidates): Use sizetype for the step
17895 if type is a pointer type.
17896 (cand_value_at): Likewise.
17897 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
17899 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
17900 Don't convert the tem affine to the type.
17901 (add_elt_to_tree): Use sizetype for the step if a pointer.
17902 Use POINTER_PLUS_EXPR for pointers.
17903 (aff_combination_to_tree): Use sizetype for the step if a
17906 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
17908 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
17909 Remove commutativity hint.
17911 2008-03-10 Jakub Jelinek <jakub@redhat.com>
17915 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
17916 errorneous type. Check that v is a VAR_DECL.
17918 PR middle-end/35099
17919 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
17921 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
17923 PR tree-optimization/35494
17924 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
17925 may be overriden at link and run time.
17927 2008-03-10 Richard Guenther <rguenther@suse.de>
17929 PR tree-optimization/34677
17930 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
17931 (poolify_tree): Likewise.
17932 (modify_expr_template): Likewise.
17933 (poolify_modify_stmt): Likewise.
17934 (insert_fake_stores): Handle all component-ref style stores
17935 in addition to INDIRECT_REF. Also handle complex types.
17936 Do not poolify the inserted load.
17937 (realify_fake_stores): Do not rebuild the tree but only
17938 make it a SSA_NAME copy.
17939 (init_pre): Remove initialzation of modify_expr_template.
17940 Do not allocate modify_expr_node_pool.
17941 (fini_pre): Do not free modify_expr_node_pool.
17943 2008-03-10 Paul Brook <paul@codesourcery.com>
17945 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
17946 to avoid conflicts.
17948 2008-03-10 Paul Brook <paul@codesourcery.com>
17949 Mark Shinwell <shinwell@codesourcery.com>
17951 * config/arm/cortex-r4.md: New.
17952 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
17954 * config/arm/arm.md: Include cortex-r4.md.
17955 (insn): Add smmls, sdiv and udiv values.
17956 (generic_sched): Don't use generic scheduling for Cortex-R4.
17957 (arm_issue_rate): New function.
17958 (TARGET_SCHED_ISSUE_RATE): Define.
17960 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
17962 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
17964 2008-03-10 Richard Guenther <rguenther@suse.de>
17966 * tree-ssa-pre.c (get_sccvn_value): Simplify.
17967 (compute_avail): Do not add stmt uses to AVAIL_OUT.
17969 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
17971 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
17972 Set default to true.
17974 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17976 * c.opt (Wsynth): Deprecate.
17977 * doc/invoke.texi (Option Summary, Warning Options): Document
17978 -Wno-format-contains-nul.
17980 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
17983 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
17984 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
17986 2008-03-09 Ira Rosen <irar@il.ibm.com>
17988 * config/rs6000/rs6000.c (builtin_description): Rename vector
17989 left shift operations.
17990 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
17991 (altivec_vsl<VI_char>): Rename to ...
17992 (ashl<mode>3): ... new name.
17993 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
17995 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
17997 2008-03-08 Richard Guenther <rguenther@suse.de>
17999 * coverage.h (tree_coverage_counter_addr): Declare.
18000 * coverage.c (tree_coverage_counter_addr): New function.
18001 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
18002 before using again.
18003 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
18004 (tree_gen_one_value_profiler): Likewise.
18005 (tree_gen_ic_profiler): Likewise.
18006 (tree_gen_average_profiler): Likewise.
18007 (tree_gen_ior_profiler): Likewise.
18009 2008-03-08 Richard Guenther <rguenther@suse.de>
18011 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
18012 (vn_binary_op_insert): Likewise.
18013 (vn_unary_op_lookup): Likewise.
18014 (vn_unary_op_insert): Likewise.
18015 (vn_nary_op_lookup): Declare.
18016 (vn_nary_op_insert): Likewise.
18017 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
18018 and binary hashes, use a single obstack for unary_op_pool
18019 and binary_op_pool.
18020 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
18021 a single struct vn_nary_op_s. Store tree code length and
18022 a variable number of operands.
18023 (struct vn_reference_op_struct): Remove unused op2.
18024 (vn_reference_op_eq): Do not compare op2.
18025 (vn_reference_op_compute_hash): Do not compute hash of op2.
18026 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
18027 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
18028 with vn_nary_op_compute_hash.
18029 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
18030 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
18032 (vn_unary_op_insert, vn_binary_op_insert): Replace with
18034 (visit_unary_op): Call nary functions.
18035 (visit_binary_op): Likewise.
18036 (process_scc): Adjust for struct vn_tables_s changes.
18037 (allocate_vn_table): Likewise.
18038 (free_vn_table): Likewise.
18039 * tree-vn.c (vn_add): Call nary functions.
18040 (vn_lookup): Likewise.
18042 2008-03-08 Jakub Jelinek <jakub@redhat.com>
18045 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
18046 wdst back after sync_compare_and_swapqhi_internal.
18048 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
18051 * config/i386/i386-modes.def (V1DI): New vector mode.
18052 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
18053 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
18054 (MMXMODE248): Ditto.
18055 (MMXMODE): Add V1DI mode.
18056 (mmxvecsize): Change DI mode to V1DI mode.
18057 ("mov<mode>): Use MMXMODEI8 mode iterator.
18058 ("*mov<mode>_internal_rex64"): Ditto.
18059 ("*mov<mode>_internal"): Ditto.
18060 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
18061 ("mmx_sub<mode>3"): Ditto.
18062 ("mmx_adddi3"): Remove insn pattern.
18063 ("mmx_subdi3"): Ditto.
18064 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
18065 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
18066 ("mmx_ashl<mode>3"): Ditto.
18067 ("mmx_lshrdi3"): Remove insn pattern.
18068 ("mmx_ashldi3"): Ditto.
18069 * config/i386/i386.c (classify_argument): Handle V1DImode.
18070 (function_arg_advance_32): Ditto.
18071 (function_arg_32): Ditto.
18072 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
18073 mmx_addv1di3 insn pattern.
18074 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
18075 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
18076 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
18077 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
18078 Remove definitions of built-in functions.
18079 (V1DI_type_node): New node.
18080 (v1di_ftype_v1di_int): Ditto.
18081 (v1di_ftype_v1di_v1di): Ditto.
18082 (v2si_ftype_v2si_si): Ditto.
18083 (v4hi_ftype_v4hi_di): Remove node.
18084 (v2si_ftype_v2si_di): Ditto.
18085 (ix86_init_mmx_sse_builtins): Handle V1DImode.
18086 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
18087 Redefine builtins using def_builtin_const with *_ftype_*_int node.
18088 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
18089 Add new builtins using def_builtin_const.
18090 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
18091 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
18092 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
18093 * config/i386/mmintrin.h (__v1di): New typedef.
18094 (_mm_add_si64): Cast arguments to __v1di type.
18095 (_mm_sub_si64): Ditto.
18096 (_mm_sll_pi16): Cast __count to __v4hi type.
18097 (_mm_sll_pi32): Cast __count to __v2si type.
18098 (_mm_sll_si64): Cast arguments to __v1di type.
18099 (_mm_srl_pi16): Cast __count to __v4hi type.
18100 (_mm_srl_pi32): Cast __count to __v2si type.
18101 (_mm_srl_si64): Cast arguments to __v1di type.
18102 (_mm_sra_pi16): Cast __count to __v4hi type.
18103 (_mm_sra_pi32): Cast __count to __v2si type.
18104 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
18105 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
18106 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
18107 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
18108 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
18109 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
18110 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
18111 (_mm_srai_pi32): Use __builtin_ia32_psradi.
18112 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
18113 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18114 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18115 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
18117 2008-03-07 Joseph Myers <joseph@codesourcery.com>
18119 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
18121 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
18124 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
18125 reg+const addressing for Altivec modes. Don't generate reg+reg
18126 addressing for TFmode or TDmode quantities.
18128 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
18130 * c-common.c (vector_types_convertible_p): Call langhook
18131 instead of comptypes.
18133 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18136 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
18137 integral and scalar float variables which have a
18140 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
18142 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
18143 dwarf_register_span hook when emitting unwind information for
18144 register-to-memory saves.
18145 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
18146 (rs6000_frame_related): Remove call to spe_synthesize_frame.
18148 2008-03-06 Jakub Jelinek <jakub@redhat.com>
18150 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
18151 for the same VAR_DECL.
18153 2008-03-06 Tom Tromey <tromey@redhat.com>
18155 * treelang: Delete.
18156 * doc/standards.texi (Standards): Don't mention treelang.
18157 * doc/invoke.texi (Overall Options): Don't mention treelang.
18158 * doc/install.texi (Prerequisites): Don't mention bison or
18160 (Configuration): Don't mention treelang.
18161 (Building): Likewise.
18162 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
18164 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
18166 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
18167 word-extractions out of a multi-word object.
18169 2008-03-06 Richard Guenther <rguenther@suse.de>
18171 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
18172 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
18173 result type and precision.
18174 * expr.c (get_inner_reference): Set unsignedp based on the result
18175 type of BIT_FIELD_REF.
18176 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
18177 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
18178 (try_instantiate_multiple_fields): Likewise. Use the correct type
18180 (sra_build_assignment): Likewise.
18181 (sra_build_elt_assignment): Likewise.
18182 (sra_explode_bitfield_assignment): Likewise.
18183 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
18184 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
18185 set BIT_FIELD_REF_UNSIGNED.
18186 (vectorizable_load): Likewise.
18188 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
18190 * cse.c (cse_extended_basic_block): Invalidate artificial defs
18193 2008-03-06 Richard Guenther <rguenther@suse.de>
18195 * alias.c (struct alias_set_entry): Move has_zero_child field
18196 to pack with alias_set.
18198 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
18200 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18203 2008-03-05 Ian Lance Taylor <iant@google.com>
18205 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
18207 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
18209 * fwprop.c (update_df): Support width and offset parameters of
18211 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
18212 global_conflicts): Change DF_REF_EXTRACT to either
18213 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18214 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18215 * df-scan.c (df_ref_record, df_defs_record,
18216 df_ref_create_structure, df_def_record_1, df_uses_record,
18217 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
18218 df_bb_refs_collect, df_entry_block_defs_collect,
18219 df_exit_block_uses_collect): Support new width and offset fields.
18220 (ref_extract_pool): New storage pool.
18221 (df_free_ref): New function.
18222 (df_reg_chain_unlink, df_free_collection_rec,
18223 df_sort_and_compress_refs): Call df_free_ref.
18224 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
18226 (df_ref_create_structure): Allocate df_ref_extract if offset and
18227 width fields are used.
18228 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
18229 (df_uses_record): Get offset and width from ZERO_EXTRACT
18231 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
18232 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18233 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18234 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
18235 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18236 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18237 (df_ref_extract): New structure.
18238 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
18239 (df_ref_create): Add width and offset parameters.
18241 2008-03-05 Richard Guenther <rguenther@suse.de>
18243 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18244 Use ranges_overlap_p.
18245 (offset_overlaps_with_access): Rename
18246 to ranges_overlap_p and move ...
18247 * tree-flow-inline.h (ranges_overlap_p): ... here.
18249 * tree.h (get_inner_reference, handled_component_p): Update
18252 * tree.h (record_component_aliases, get_alias_set,
18253 alias_sets_conflict_p, alias_sets_must_conflict_p,
18254 objects_must_conflict_p): Move declarations ...
18255 * alias.h (record_component_aliases, get_alias_set,
18256 alias_sets_conflict_p, alias_sets_must_conflict_p,
18257 objects_must_conflict_p): ... here.
18258 Include coretypes.h.
18259 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
18261 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
18263 * cfg.c: Include tree-flow.h.
18264 (remove_edge_raw): Call redirect_edge_var_map_clear.
18265 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
18266 * tree-flow-inline.h (redirect_edge_var_map_def): New.
18267 (redirect_edge_var_map_result): New.
18268 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
18269 PENDING_STMT use with redirect_edge_var_map_*.
18270 * tree-ssa.c (edge_var_maps): New definition.
18271 (redirect_edge_var_map_add): New.
18272 (redirect_edge_var_map_clear): New.
18273 (redirect_edge_var_map_dup): New.
18274 (redirect_edge_var_map_vector): New.
18275 (redirect_edge_var_map_destroy): New.
18276 (ssa_redirect_edge): Replace PENDING_STMT use with
18277 redirect_edge_var_map_*.
18278 (flush_pending_stmts): Same.
18279 (delete_tree_ssa): Destroy edge var map.
18280 * tree-flow.h (struct _edge_var_map): New.
18281 Define edge_var_map vector type.
18282 Declare redirect_edge_var_map_* prototypes.
18283 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
18284 * tree-cfg.c (reinstall_phi_args): Replace
18285 PENDING_STMT use with redirect_edge_var_map_*.
18287 2008-03-05 Richard Guenther <rguenther@suse.de>
18289 PR tree-optimization/35472
18290 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
18291 whose single use_stmt has a overlapping set of loaded and
18292 stored symbols as that use_stmt might be a noop assignment then.
18294 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18296 * gthr-rtems.h: Implement __gthread_mutex_destroy.
18298 2008-03-05 Richard Guenther <rguenther@suse.de>
18301 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
18302 should be constants.
18303 * tree-cfg.c (verify_expr): Verify it.
18304 * fold-const.c (fold_truthop): Remove code generating
18305 BIT_FIELD_REFs of structure bases.
18306 (fold_binary): Likewise.
18307 (fold_ternary): Position and size of BIT_FIELD_REFs are
18308 always host integers.
18309 (make_bit_field_ref): Remove.
18310 (optimize_bit_field_compare): Remove.
18311 (all_ones_mask_p): Remove.
18313 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
18316 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
18317 (split_block_and_df_analyze): New. Split basic block and rebuild
18319 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
18321 (split_pattern_seq): Likewise.
18322 (erase_matching_seqs): Likewise.
18323 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
18325 2008-03-04 Geoff Keating <geoffk@apple.com>
18327 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
18328 declaration and code.
18329 (tree_invalid_nonnegative_warnv_p): Likewise.
18331 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
18333 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
18334 examples. Truncate option-names then causing overfull hbox.
18336 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18339 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
18341 * configure: Rebuilt.
18343 2008-03-04 Rafael Espindola <espindola@google.com>
18345 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
18346 (tree_unary_nonnegative_warnv_p): New.
18347 (tree_binary_nonnegative_warnv_p): New.
18348 (tree_single_nonnegative_warnv_p): New.
18349 (tree_invalid_nonnegative_warnv_p): New.
18350 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
18352 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18355 * opts.c (handle_option): Postpone 'unknown option' errors only for
18358 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
18361 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
18364 2008-03-04 Rafael Espindola <espindola@google.com>
18366 * fold-const.c (tree_unary_nonzero_warnv_p): New.
18367 (tree_binary_nonzero_warnv_p): New.
18368 (tree_single_nonzero_warnv_p): New.
18369 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
18371 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
18373 PR middle-end/35456
18374 * fold-const.c (fold_cond_expr_with_comparison): Prevent
18375 transformations for modes that have signed zeros.
18376 * ifcvt.c (noce_try_abs): Ditto.
18378 2008-03-04 Joseph Myers <joseph@codesourcery.com>
18380 * config/i386/i386.c (override_options): Force
18381 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
18383 2008-03-04 Jan Hubicka <jh@suse.cz>
18386 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
18389 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
18391 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
18392 label to probe the stack.
18394 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
18396 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
18397 (__gthr_win32_mutex_destroy): Declare.
18398 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
18399 __gthr_win32_mutex_destroy.
18400 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
18402 2008-03-03 Jan Hubicka <jh@suse.cz>
18405 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
18406 aggressive on inlining cold calls.
18408 2008-03-03 Richard Guenther <rguenther@suse.de>
18410 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
18411 struct copies into the expression table.
18412 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
18413 (try_to_simplify): Likewise.
18414 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
18415 integral and pointer arguments which do not change the
18416 precision to NOP_EXPRs.
18417 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
18418 VIEW_CONVERT_EXPR case.
18420 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
18422 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
18423 defined in a loop at depth 0 is invariant.
18424 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
18425 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
18426 be called at loop depth 0.
18428 2008-03-02 Jakub Jelinek <jakub@redhat.com>
18431 * gcc.c (process_command): Update copyright notice dates.
18432 * gcov.c (print_version): Likewise.
18433 * gcov-dump.c (print_version): Likewise.
18434 * mips-tfile.c (main): Likewise.
18435 * mips-tdump.c (main): Likewise.
18437 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18440 * c-common.c (flag_permissive): Delete.
18441 (constant_expression_warnings): Check flags first.
18442 (constant_expression_error): New.
18443 * c-common.h (flag_permissive): Delete.
18444 (constant_expression_error): Declare.
18445 * flags.h (flag_permissive): Declare. Update description.
18446 * diagnostic.c (pedwarn): Update.
18448 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
18449 (permissive_error_kind): New.
18450 * toplev.c (flag_permissive): Define. Update description.
18451 * toplev.h (permissive_error_kind): Declare.
18452 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
18453 (pedwarn_c90): Use pedantic_warning_kind.
18454 * c-opts.c (c_common_post_options): flag_permissive does not affect
18455 flag_pedantic_errors.
18457 2008-03-02 Joseph Myers <joseph@codesourcery.com>
18459 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
18460 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
18461 __absvsi2, __absvDI2): Use unsigned arithmetic.
18463 2008-03-02 Andi Kleen <ak@suse.de>
18464 Richard Guenther <rguenther@suse.de>
18466 * struct-equiv.c: Remove file.
18467 * cfg_cleanup.c (condjump_equiv_p): Remove.
18468 * Makefile.in (OBJS-common): Remove struct-equiv.o.
18469 (struct-equiv.o): Remove rule.
18470 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
18471 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
18472 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
18474 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18476 * ifcvt.c (noce_process_if_block): Try to handle only the then
18477 block if the else block exists but isn't suitable.
18479 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
18482 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
18483 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
18484 regression from previous patch.
18486 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
18489 * gthr.h: Add __gthread_mutex_destroy as a function that must be
18491 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
18492 * gthr-single.h (__gthread_mutex_destroy): Likewise.
18493 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
18494 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
18495 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
18496 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
18497 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
18498 (__gthread_mutex_destroy_function): Rename to
18499 __gthread_mutex_destroy.
18500 * gthr-dce.h (__gthread_mutex_destroy): Call
18501 pthread_mutex_destroy.
18502 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
18503 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
18504 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
18506 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18508 * df-scan.c (df_ref_chain_change_bb): Simplify.
18509 (df_insn_change_bb): Add new_bb argument. Simplify. Call
18510 set_block_for_insn if there's any change.
18511 * df.h ((df_insn_change_bb): Fix prototype.
18512 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
18513 df_insn_change_bb, don't call set_block_for_insn.
18514 * emit-rtl.c (reorder_insns): Likewise.
18515 * haifa-sched.c (move_insn): Likewise.
18517 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18519 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
18521 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18523 * tree-flow-inline.h (next_readonly_imm_use): Return
18524 NULL_USE_OPERAND_P after the end.
18526 2008-03-01 Richard Guenther <rguenther@suse.de>
18528 PR tree-optimization/35411
18529 * tree-sra.c (sra_build_assignment): Split conversion to
18530 final type to a separate statement if we are not assigning
18533 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18535 * fold-const.c (fold_convertible_p): Correct the logic to follow
18536 that in fold_convert().
18538 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
18541 * tree-inline.c (build_duplicate_type): When we make a
18542 duplicate type, make it unique in the canonical types system.
18544 2008-02-29 Tom Tromey <tromey@redhat.com>
18546 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
18547 input_file_stack_history, input_file_stack_restored): Remove.
18548 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
18549 * input.h (struct file_stack): Remove.
18550 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
18551 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
18553 * diagnostic.h (struct diagnostic_context) <last_module>: Change
18555 (diagnostic_last_module_changed): Add 'map' argument.
18556 (diagnostic_set_last_function): Likewise.
18557 * diagnostic.c (undiagnostic_report_current_module): Iterate using
18558 line map, not input_file_stack.
18559 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
18561 2008-02-29 Paul Brook <paul@codesourcery.com>
18563 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
18565 2008-02-29 Paul Brook <paul@codesourcery.com>
18567 * config/arm/ieee754-df.S (muldf3): Use RET macros.
18569 2008-02-29 Richard Guenther <rguenther@suse.de>
18571 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
18573 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
18574 value for comparing for a store match.
18575 (simplify_unary_expression): Do nothing for SSA_NAMEs.
18576 (try_to_simplify): Do not do a full-blown reference lookup.
18578 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
18580 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
18581 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
18583 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
18585 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
18587 * tree-loop-linear.c (try_interchange_loops): Compare memory access
18588 strides against cache sizes.
18590 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
18592 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
18595 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
18597 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
18598 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
18599 is smaller than the original promoted value.
18600 (simplify_subreg): If OP is a SUBREG, try to preserve its
18601 SUBREG_PROMOTED_VAR_P information.
18603 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
18605 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
18606 (VN_INFO_GET): Allocate new objects on the obstack.
18607 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
18608 for rpo_numbers_temp, for consistency.
18609 (free_scc_vn): Free the obstack.
18611 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
18613 * doc/invoke.texi: Document -ftree-loop-distribution.
18614 * tree-loop-distribution.c: New.
18615 * tree-pass.h (pass_loop_distribution): New.
18616 * graphds.h (struct graph): Add htab_t indices.
18617 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
18618 * tree-vectorizer.c (rename_variables_in_loop): Extern.
18619 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
18620 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
18621 * tree-data-ref.c (debug_data_dependence_relations): New.
18622 (dump_data_dependence_relation): Also print data references.
18623 (free_data_ref): Extern.
18624 (same_access_functions): Moved...
18625 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
18626 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
18627 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
18628 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
18629 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
18630 (stmts_from_loop): Skip LABEL_EXPR.
18631 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
18633 (build_rdg): Initialize rdg->indices htab.
18634 (free_rdg, stores_from_loop, ref_base_address,
18635 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
18636 have_similar_memory_accesses_1, ref_base_address_1,
18637 remove_similar_memory_refs): New.
18638 * tree-data-ref.h: Depend on tree-chrec.h.
18639 (debug_data_dependence_relations, free_data_ref): Declared.
18640 (same_access_functions): ... here.
18641 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
18643 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
18644 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
18645 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
18646 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
18647 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
18648 rdg_vertex_for_stmt): Declared.
18649 (struct rdg_edge): Add level.
18651 (free_rdg, stores_from_loop, remove_similar_memory_refs,
18652 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
18654 (rdg_has_similar_memory_accesses): New.
18655 * tree-vect-analyze.c: Remove unused static decls.
18656 * lambda.h (dependence_level): New.
18657 * common.opt (ftree-loop-distribution): New.
18658 * tree-flow.h (mark_virtual_ops_in_bb,
18659 slpeel_tree_duplicate_loop_to_edge_cfg,
18660 rename_variables_in_loop): Declared.
18661 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
18662 (OBJS-common): Add tree-loop-distribution.o.
18663 (tree-loop-distribution.o): New rule.
18664 * tree-cfg.c (mark_virtual_ops_in_bb): New.
18665 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
18666 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
18668 2008-02-28 Joseph Myers <joseph@codesourcery.com>
18671 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
18672 other than structures and unions.
18674 2008-02-28 Richard Guenther <rguenther@suse.de>
18677 2008-02-26 Richard Guenther <rguenther@suse.de>
18679 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
18680 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
18681 (lookup_decl_from_uid): Declare.
18682 (remove_decl_from_map): Likewise.
18683 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
18684 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
18685 (decl_for_uid_map): New global hashtable mapping DECL_UID
18687 (init_ttree): Allocate it.
18688 (insert_decl_to_uid_decl_map): New helper function.
18689 (make_node_stat): Insert new decls into the map.
18690 (copy_node_stat): Likewise.
18691 (lookup_decl_from_uid): New function.
18692 (remove_decl_from_map): Likewise.
18693 (print_decl_for_uid_map_statistics): New helper.
18694 (dump_tree_statistics): Call it.
18696 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
18697 (referenced_var_iterator): Adjust.
18698 (FOR_EACH_REFERENCED_VAR): Adjust.
18699 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
18700 (num_referenced_vars): Adjust.
18701 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
18702 (first_referenced_var): Remove.
18703 (end_referenced_vars_p): Likewise.
18704 (next_referenced_var): Likewise.
18705 (referenced_var_iterator_set): New helper function.
18706 * tree-dfa.c (referenced_var_lookup): Adjust.
18707 (referenced_var_check_and_insert): Likewise.
18708 (remove_referenced_var): Likewise.
18709 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
18710 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18711 (verify_call_clobbering): Likewise.
18712 (verify_memory_partitions): Likewise.
18713 (init_tree_ssa): Allocate bitmap instead of hashtable for
18715 (delete_tree_ssa): Adjust.
18716 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
18717 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18718 (compute_tag_properties): Likewise.
18719 (set_initial_properties): Likewise.
18720 (find_partition_for): Likewise.
18721 (update_reference_counts): Likewise.
18722 (dump_may_aliases_for): Likewise.
18723 * tree-ssa-operands.c (add_virtual_operand): Likewise.
18724 (add_call_clobber_ops): Likewise.
18725 (add_call_read_ops): Likewise.
18726 (get_asm_expr_operands): Likewise.
18727 * tree-into-ssa.c (dump_decl_set): Likewise.
18728 (update_ssa): Likewise.
18729 * tree-sra.c (scan_function): Likewise.
18730 (decide_instantiations): Likewise.
18731 (scalarize_parms): Likewise.
18732 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
18733 (dsa_named_for): Likewise.
18734 * tree-ssa-structalias.c (update_alias_info): Likewise.
18735 (merge_smts_into): Likewise.
18737 2008-02-27 David Daney <ddaney@avtrex.com>
18740 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
18741 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
18742 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
18743 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
18744 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
18746 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
18749 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
18750 (BUILT_IN_NEXTTOWARD): Remove.
18751 (BUILT_IN_NEXTTOWARDF): Ditto.
18752 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
18753 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
18755 2008-02-27 Tom Tromey <tromey@redhat.com>
18757 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
18758 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
18760 2008-02-27 Jan Beulich <jbeulich@novell.com>
18762 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
18763 update the respective field on newdecl.
18765 2008-02-27 Revital Eres <eres@il.ibm.com>
18767 PR rtl-optimization/34999
18768 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
18769 crossing edges that ends with a call insn.
18770 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
18771 call insn and clear the EDGE_CROSSING flag of the crossing edge
18772 when fixing fallthru edges.
18774 2008-02-27 Richard Guenther <rguenther@suse.de>
18776 PR middle-end/35390
18777 * fold-const.c (fold_unary): Return the correct argument,
18778 converted to the result type.
18780 2008-02-27 Richard Guenther <rguenther@suse.de>
18782 PR middle-end/34971
18783 * expr.c (expand_expr_real_1): Assert on rotates that operate
18785 * fold-const.c (fold_binary): Use the types precision, not the
18786 bitsize of the mode if folding rotate expressions. Build rotates
18787 only for full modes.
18789 2008-02-27 Jakub Jelinek <jakub@redhat.com>
18791 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
18792 and CPP_PRAGMA_EOL.
18793 * c-pragma.c (pragma_ns_name): New typedef.
18794 (registered_pp_pragmas): New variable.
18795 (c_pp_lookup_pragma): New function.
18796 (c_register_pragma_1): If flag_preprocess_only, do nothing
18797 for non-expanded pragmas, for expanded ones push pragma's
18798 namespace and name into registered_pp_pragmas vector.
18799 (c_invoke_pragma_handler): Register OpenMP pragmas even when
18800 flag_preprocess_only, don't register GCC pch_preprocess
18801 pragma if flag_preprocess_only.
18802 * c-opts.c (c_common_init): Call init_pragma even if
18803 flag_preprocess_only.
18804 * c-pragma.c (c_pp_lookup_pragma): New prototype.
18805 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
18806 cpp_register_pragma if flag_preprocess_only.
18808 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18811 * c-parser.c (c_parser_translation_unit): Warn for empty
18812 translation unit, not empty source file.
18814 2008-02-26 Paul Brook <paul@codesourcery.com>
18816 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
18817 operand for Thumb-2.
18818 * config/arm/arm.h (reg_class): Add CORE_REGS.
18819 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
18820 (BASE_REG_CLASS): Use CORE_REGS.
18821 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
18822 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
18823 (REGNO_OK_FOR_INDEX_P): Exclude SP.
18824 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
18825 ARM_REGNO_OK_FOR_INDEX_P.
18826 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
18827 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
18828 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
18829 (ldm/stm peepholes): Ditto.
18830 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
18831 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
18832 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
18833 * config/arm/constraints.md: Enable "k" constraint on ARM.
18835 2008-02-27 Ben Elliston <bje@au.ibm.com>
18837 * config/rs6000/rs6000.c: Annotate cache line size field in all
18838 instances of struct processor_costs.
18840 2008-02-26 David Edelsohn <edelsohn@gnu.org>
18842 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
18843 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
18844 jump_bypass): New counters.
18845 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
18846 * dce.c (gate_ud_dce): Same.
18847 (gate_fast_dce): Same.
18848 * dse.c (gate_dse1): New function.
18849 (gate_dse2): New function.
18850 (gate_dse): Merge results of new gate functions.
18851 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
18852 (gate_handle_jump_bypass): Add dbg_cnt.
18853 (gate_handle_gcse): Add dbg_cnt.
18854 * ifcvt.c (gate_handle_if_conversion): Same.
18855 (gate_handle_if_after_combine): Same.
18856 (gate_handle_if_after_reload): Same.
18857 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
18859 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
18861 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
18863 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
18865 2008-02-26 Jason Merrill <jason@redhat.com>
18868 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
18869 alone if it's the naming decl for the type's main variant.
18871 2008-02-26 Tom Tromey <tromey@redhat.com>
18873 * system.h (USE_MAPPED_LOCATION): Poison.
18874 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
18875 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
18876 (make_goto_expr_edges): Likewise.
18877 (remove_bb): Likewise.
18878 (execute_warn_function_return): Likewise.
18879 * basic-block.h (struct edge_def) <goto_locus>: Change type to
18881 * c-common.c (fname_decl): Remove old location code.
18882 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
18884 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
18886 (ASM_INPUT_SOURCE_LOCATION): Likewise.
18887 (gen_rtx_ASM_INPUT): Likewise.
18888 (gen_rtx_ASM_INPUT_loc): Likewise.
18889 (get_rtx_asm_OPERANDS): Remove.
18890 * cfglayout.c (insn_locators_alloc): Remove old location code.
18891 (set_curr_insn_source_location): Likewise.
18892 (curr_insn_locator): Likewise.
18893 * print-tree.c (print_node): Remove old location code.
18894 * tree-mudflap.c (mf_varname_tree): Remove old location code.
18895 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
18896 * cfgexpand.c (expand_gimple_cond_expr): Don't use
18897 location_from_locus.
18898 (construct_exit_block): Remove old location code.
18899 * emit-rtl.c (force_next_line_note): Remove old location code.
18900 * profile.c (branch_prob): Remove old location code.
18901 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
18902 LOC_LINE): Remove old-location variants.
18903 * langhooks.c (lhd_print_error_function): Remove old location
18905 * configure, config.in: Rebuilt.
18906 * configure.ac (--enable-mapped-location): Remove.
18907 * c-decl.c (c_init_decl_processing): Remove old location code.
18908 (finish_function): Likewise.
18909 * recog.c (decode_asm_operands): Remove old location code.
18910 * c-pch.c (c_common_read_pch): Remove old location code.
18911 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
18913 * gimple-low.c (lower_function_body): Remove old location code.
18914 * toplev.c (unknown_location): Remove.
18915 (push_srcloc): Remove old-location variant.
18916 (process_options): Remove old location code.
18917 (lang_dependent_init): Likewise.
18918 * input.h (UNKNOWN_LOCATION): Move definition.
18919 (location_t): Undeprecate.
18920 (source_locus): Remove.
18921 (location_from_locus): Remove.
18922 (struct location_s): Remove.
18923 Remove all old-location code.
18924 (input_line, input_filename): Remove.
18925 * final.c (final_scan_insn): Remove old location code.
18926 * diagnostic.c (diagnostic_build_prefix): Remove
18927 USE_MAPPED_LOCATION test.
18928 * tree.h (gimple_stmt) <locus>: Now a location_t.
18929 (tree_exp) <locus>: Likewise.
18930 (DECL_IS_BUILTIN): Remove old-location variant.
18931 (annotate_with_file_line, annotate_with_locus): Likewise.
18932 (expr_locus, set_expr_locus): Update.
18933 * tree.c (build1_stat): Remove old location code.
18934 (last_annotated_node): Remove.
18935 (annotate_with_file_line): Remove old-location variant.
18936 (annotate_with_locus): Likewise.
18937 (expr_location): Remove old location code.
18938 (set_expr_location): Likewise.
18939 (expr_has_location): Likewise.
18940 (expr_locus): Likewise.
18941 (set_expr_locus): Likewise.
18942 (expr_filename): Don't use location_from_locus.
18943 (expr_lineno): Likewise.
18944 * rtl-error.c (location_for_asm): Remove old location code.
18945 * c-lex.c (cb_line_change): Remove old location code.
18946 (fe_file_change): Likewise.
18947 (cb_def_pragma): Likewise.
18948 (c_lex_with_flags): Likewise.
18949 * gengtype.c (do_typedef): Don't special-case location types.
18950 (define_location_structures): Remove.
18951 (main): Don't call define_location_structures.
18952 * tree-pretty-print.c (dump_implicit_edges): Remove old location
18955 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18958 * builtins.def (BUILT_IN_STDARG_START): Remove.
18959 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
18960 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
18961 * tree-inline.c (inline_forbidden_p_1): Likewise.
18963 2008-02-26 Richard Guenther <rguenther@suse.de>
18965 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
18966 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
18967 (lookup_decl_from_uid): Declare.
18968 (remove_decl_from_map): Likewise.
18969 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
18970 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
18971 (decl_for_uid_map): New global hashtable mapping DECL_UID
18973 (init_ttree): Allocate it.
18974 (insert_decl_to_uid_decl_map): New helper function.
18975 (make_node_stat): Insert new decls into the map.
18976 (copy_node_stat): Likewise.
18977 (lookup_decl_from_uid): New function.
18978 (remove_decl_from_map): Likewise.
18979 (print_decl_for_uid_map_statistics): New helper.
18980 (dump_tree_statistics): Call it.
18982 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
18983 (referenced_var_iterator): Adjust.
18984 (FOR_EACH_REFERENCED_VAR): Adjust.
18985 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
18986 (num_referenced_vars): Adjust.
18987 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
18988 (first_referenced_var): Remove.
18989 (end_referenced_vars_p): Likewise.
18990 (next_referenced_var): Likewise.
18991 (referenced_var_iterator_set): New helper function.
18992 * tree-dfa.c (referenced_var_lookup): Adjust.
18993 (referenced_var_check_and_insert): Likewise.
18994 (remove_referenced_var): Likewise.
18995 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
18996 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18997 (verify_call_clobbering): Likewise.
18998 (verify_memory_partitions): Likewise.
18999 (init_tree_ssa): Allocate bitmap instead of hashtable for
19001 (delete_tree_ssa): Adjust.
19002 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19003 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19004 (compute_tag_properties): Likewise.
19005 (set_initial_properties): Likewise.
19006 (find_partition_for): Likewise.
19007 (update_reference_counts): Likewise.
19008 (dump_may_aliases_for): Likewise.
19009 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19010 (add_call_clobber_ops): Likewise.
19011 (add_call_read_ops): Likewise.
19012 (get_asm_expr_operands): Likewise.
19013 * tree-into-ssa.c (dump_decl_set): Likewise.
19014 (update_ssa): Likewise.
19015 * tree-sra.c (scan_function): Likewise.
19016 (decide_instantiations): Likewise.
19017 (scalarize_parms): Likewise.
19018 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19019 (dsa_named_for): Likewise.
19020 * tree-ssa-structalias.c (update_alias_info): Likewise.
19021 (merge_smts_into): Likewise.
19023 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19026 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
19027 * c-opts.c (c_common_handle_option): Wall enables
19028 Wvolatile-register-var.
19029 * common.opt: Move Wvolatile-register-var to...
19032 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19034 * common.opt (Wlarger-than=): New.
19035 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
19037 * opts.c (common_handle_option): Handle -Wlarger-than=.
19038 * optc-gen.awk: Likewise.
19039 * opth-gen.awk: Likewise.
19040 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
19041 * tree-optimize.c (tree_rest_of_compilation): Likewise.
19043 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19045 * c-common.c (match_case_to_enum_1): Add appropriate
19046 OPT_W* parameter to warning.
19047 (c_do_switch_warnings): Likewise.
19048 * c-typeck.c (warning_init): Add one more parameter following
19049 'warning' function.
19050 (push_init_level): Update call to warning_init.
19051 (pop_init_level): Likewise.
19052 (add_pending_init): Likewise.
19053 (output_init_element: Likewise.
19055 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19058 * toplev.c (toplev_main): If there are warnings or error, print
19059 errors for ignored options.
19060 * opts.c (ignored_options): New static variable.
19061 (postpone_unknown_option_error): New.
19062 (print_ignored_options): New.
19063 (handle_option): Postpone errors for unknown -Wno-* options.
19064 * opts.h (print_ignored_options): Declare.
19066 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
19068 * config/mips/mips.md (loadgp_blockage, blockage): Change type
19071 2008-02-25 Richard Guenther <rguenther@suse.de>
19074 2008-02-25 Richard Guenther <rguenther@suse.de>
19076 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19077 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19078 (lookup_decl_from_uid): Declare.
19079 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19080 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19081 (decl_for_uid_map): New global hashtable mapping DECL_UID
19083 (init_ttree): Allocate it.
19084 (insert_decl_to_uid_decl_map): New helper function.
19085 (make_node_stat): Insert new decls into the map.
19086 (copy_node_stat): Likewise.
19087 (lookup_decl_from_uid): New function.
19088 (print_decl_for_uid_map_statistics): New helper.
19089 (dump_tree_statistics): Call it.
19091 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19092 (referenced_var_iterator): Adjust.
19093 (FOR_EACH_REFERENCED_VAR): Adjust.
19094 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19095 (num_referenced_vars): Adjust.
19096 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19097 (first_referenced_var): Remove.
19098 (end_referenced_vars_p): Likewise.
19099 (next_referenced_var): Likewise.
19100 (referenced_var_iterator_set): New helper function.
19101 * tree-dfa.c (referenced_var_lookup): Adjust.
19102 (referenced_var_check_and_insert): Likewise.
19103 (remove_referenced_var): Likewise.
19104 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19105 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19106 (verify_call_clobbering): Likewise.
19107 (verify_memory_partitions): Likewise.
19108 (init_tree_ssa): Allocate bitmap instead of hashtable for
19110 (delete_tree_ssa): Adjust.
19111 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19112 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19113 (compute_tag_properties): Likewise.
19114 (set_initial_properties): Likewise.
19115 (find_partition_for): Likewise.
19116 (update_reference_counts): Likewise.
19117 (dump_may_aliases_for): Likewise.
19118 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19119 (add_call_clobber_ops): Likewise.
19120 (add_call_read_ops): Likewise.
19121 (get_asm_expr_operands): Likewise.
19122 * tree-into-ssa.c (dump_decl_set): Likewise.
19123 (update_ssa): Likewise.
19124 * tree-sra.c (scan_function): Likewise.
19125 (decide_instantiations): Likewise.
19126 (scalarize_parms): Likewise.
19127 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19128 (dsa_named_for): Likewise.
19129 * tree-ssa-structalias.c (update_alias_info): Likewise.
19130 (merge_smts_into): Likewise.
19132 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19135 * doc/invoke.texi (-fcx-limited-range): Document new option.
19136 * toplev.c (process_options): Handle -fcx-fortran-rules.
19137 * common.opt: Add documentation for -fcx-fortran-rules.
19139 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19142 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
19143 actual behaviour and C99.
19145 2008-02-26 Ben Elliston <bje@au.ibm.com>
19147 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
19148 (ASM_CPU_POWER6_SPEC): Likewise.
19149 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
19150 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
19151 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
19153 2008-02-25 Richard Guenther <rguenther@suse.de>
19155 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19156 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19157 (lookup_decl_from_uid): Declare.
19158 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19159 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19160 (decl_for_uid_map): New global hashtable mapping DECL_UID
19162 (init_ttree): Allocate it.
19163 (insert_decl_to_uid_decl_map): New helper function.
19164 (make_node_stat): Insert new decls into the map.
19165 (copy_node_stat): Likewise.
19166 (lookup_decl_from_uid): New function.
19167 (print_decl_for_uid_map_statistics): New helper.
19168 (dump_tree_statistics): Call it.
19170 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19171 (referenced_var_iterator): Adjust.
19172 (FOR_EACH_REFERENCED_VAR): Adjust.
19173 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19174 (num_referenced_vars): Adjust.
19175 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19176 (first_referenced_var): Remove.
19177 (end_referenced_vars_p): Likewise.
19178 (next_referenced_var): Likewise.
19179 (referenced_var_iterator_set): New helper function.
19180 * tree-dfa.c (referenced_var_lookup): Adjust.
19181 (referenced_var_check_and_insert): Likewise.
19182 (remove_referenced_var): Likewise.
19183 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19184 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19185 (verify_call_clobbering): Likewise.
19186 (verify_memory_partitions): Likewise.
19187 (init_tree_ssa): Allocate bitmap instead of hashtable for
19189 (delete_tree_ssa): Adjust.
19190 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19191 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19192 (compute_tag_properties): Likewise.
19193 (set_initial_properties): Likewise.
19194 (find_partition_for): Likewise.
19195 (update_reference_counts): Likewise.
19196 (dump_may_aliases_for): Likewise.
19197 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19198 (add_call_clobber_ops): Likewise.
19199 (add_call_read_ops): Likewise.
19200 (get_asm_expr_operands): Likewise.
19201 * tree-into-ssa.c (dump_decl_set): Likewise.
19202 (update_ssa): Likewise.
19203 * tree-sra.c (scan_function): Likewise.
19204 (decide_instantiations): Likewise.
19205 (scalarize_parms): Likewise.
19206 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19207 (dsa_named_for): Likewise.
19208 * tree-ssa-structalias.c (update_alias_info): Likewise.
19209 (merge_smts_into): Likewise.
19211 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
19214 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
19215 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
19216 * alias.h (nonoverlapping_memrefs_p): Likewise.
19218 2008-02-25 Jan Beulich <jbeulich@novell.com>
19220 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
19221 * config/i386/netware-libgcc.exp: Add __bswap?i2,
19222 __emultls_get_address, __emultls_register_common,
19223 __floatundi?f, and _Unwind_GetIPInfo.
19224 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
19225 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
19226 (gen_regparm_prefix): Likewise.
19227 (i386_nlm_encode_section_info): Sync with
19228 config/i386/winnt.c:i386_pe_encode_section_info().
19229 (i386_nlm_maybe_mangle_decl_assembler_name): New.
19230 i386_nlm_mangle_decl_assembler_name): New.
19231 (netware_override_options): New.
19232 * config/i386/netware.h (netware_override_options): Declare.
19233 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
19234 (i386_nlm_mangle_decl_assembler_name): Declare.
19235 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
19237 2008-02-25 Ben Elliston <bje@au.ibm.com>
19240 * c-decl.c (grokdeclarator): Remove unused local variables
19241 `typedef_type' and `type_as_written'.
19243 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
19244 unused local variable `has_hot_blocks'.
19245 (fix_crossing_conditional_branches): Remove unused local variable
19248 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
19250 PR middle-end/19984
19251 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
19252 using DEF_C99_BUILTIN.
19253 (BUILT_IN_NANF): Ditto.
19254 (BUILT_IN_NANL): Ditto.
19256 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
19257 Revital Eres <eres@il.ibm.com>
19259 * modulo-sched.c (calculate_must_precede_follow): Address TODO
19260 regarding the order of two dependent insns in the same row.
19262 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
19264 * stor-layout.c (layout_decl): Do not bump the alignment of a
19265 bit-field to more than byte alignment if it is packed.
19267 2008-02-24 David Edelsohn <edelsohn@gnu.org>
19269 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
19272 2008-02-24 Diego Novillo <dnovillo@google.com>
19274 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
19277 * tree-vrp.c (vrp_evaluate_conditional): With
19278 -Wtype-limits, emit a warning when comparing against a
19279 constant outside the natural range of OP0's type.
19280 * c.opt (Wtype-limits): Move ...
19281 * common.opt (Wtype-limits): ... here.
19283 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
19285 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
19286 * config/rs6000/e300c2c3.md: New file.
19287 * config/rs6000/rs6000.c (processor_costs): Add new costs for
19289 (rs6000_override_options): Add e300c2 and e300c3 cases to
19290 processor_target_table. Do not allow usage of Altivec or Spe
19291 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
19292 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
19293 * config/rs6000/rs6000.h (processor_type): Add
19294 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
19295 (ASM_CPU_SPEC): Add e300c2 and e300c3.
19296 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
19297 and ppce300c3. Include e300c2c3.md.
19299 2008-02-23 David Edelsohn <edelsohn@gnu.org>
19301 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
19302 instead of TARGET_STRICT_ALIGN.
19304 2008-02-23 Joseph Myers <joseph@codesourcery.com>
19306 * explow.c (memory_address): Assert that the generated address is
19309 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19312 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
19313 * config/darwin-ppc-ldouble-patch.def: New file.
19314 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
19315 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
19316 SUBTARGET_INIT_BUILTINS if defined.
19317 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
19320 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19323 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
19324 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
19326 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19329 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
19330 file" warning condtional on -Winvalid-PCH.
19332 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
19334 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
19336 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
19340 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
19341 prevent reload from using MMX registers.
19342 (*mov<mode>_internal): Ditto.
19343 (*movv2sf_internal_rex64): Ditto.
19344 (*movv2sf_internal): Ditto.
19346 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19348 PR documentation/31569
19349 * doc/install.texi2html: Use makeinfo --no-number-sections.
19351 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19353 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
19354 ensure that we can address an entire entity > 8 bytes. Don't
19355 generate reg+reg addressing for such data.
19357 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19359 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
19360 strings when optimizing for size, unless the target cares about
19363 2008-02-22 Tom Tromey <tromey@redhat.com>
19365 * regclass.c (current_pass): Remove declaration.
19367 2008-02-22 Anatoly Sokolov <aesok@post.ru>
19369 * config/avr/libgcc.S (__RAMPZ__): Define.
19370 (__do_copy_data): Add for devices with 128KB code memory.
19372 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19374 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
19376 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
19378 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
19380 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
19383 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19386 * c-typeck.c (build_binary_op): Warn about floating point
19387 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
19389 2008-02-21 Janis Johnson <janis187@us.ibm.com>
19392 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
19393 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
19395 (rs6000_override_options): Set altivec_abi as default, not override,
19396 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
19397 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
19398 is used; use new member spe_abi.
19399 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
19400 spe_abi and altivec_abi.
19402 2008-02-22 Tomas Bily <tbily@suse.cz>
19404 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
19406 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19409 * config.build (build_file_translate): Set to `CMD //c' only if
19411 * Makefile.in (build_file_translate): Improve comment.
19413 2008-02-21 Jan Hubicka <jh@suse.cz>
19415 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
19416 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
19417 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
19419 2008-02-21 Michael Matz <matz@suse.de>
19422 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
19424 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
19426 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
19427 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
19428 as insn constraint.
19429 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
19430 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
19431 SSE_VEC_FLOAT_MODE_P as insn constraint.
19432 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
19433 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
19434 sse4a_movntdf using MODEF mode iterator.
19435 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
19436 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
19437 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
19438 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
19439 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
19440 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
19441 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
19443 2008-02-21 Richard Guenther <rguenther@suse.de>
19445 * tree.def (PAREN_EXPR): New tree code.
19446 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
19448 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
19449 * expr.c (expand_expr_real_1): Likewise.
19450 * tree-inline.c (estimate_num_insns_1): Likewise.
19451 * tree-complex.c (expand_complex_move): Likewise.
19452 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
19455 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
19458 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
19460 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
19463 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
19465 * config/sh/sh.c (find_barrier): Don't go past
19466 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
19468 2008-02-20 DJ Delorie <dj@redhat.com>
19470 * config/h8300/h8300.md (insv): Force source operand to be a register.
19472 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
19473 as a jump, not as a plain insn.
19475 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
19477 * doc/invoke.texi (Warning Options): Add new option
19478 -Wframe-larger-than=.
19479 (-Wframe-larger-than): Document.
19481 * flags.h (warn_frame_larger_than, frame_larger_than_size):
19482 Add declarations for new option variables.
19484 * final.c (final_start_function): Check the frame size
19485 before emission and issue a Wframe-larger-than warning.
19487 * opts.c (warn_frame_larger_than, frame_larger_than_size):
19488 Add definitions for new option variables.
19489 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
19491 * common.opt (Wframe-larger-than=): New option.
19493 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
19495 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
19496 (<sse>_div<mode>3): Ditto.
19497 (<sse>_vmdiv<mode>3): Ditto.
19498 (<sse>_vmsqrt<mode>2): Ditto.
19499 (*smax<mode>3): Ditto.
19500 (sse5_frcz<mode>2): Ditto.
19501 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
19502 as insn constraint.
19504 2008-02-20 Richard Guenther <rguenther@suse.de>
19506 PR middle-end/35265
19507 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
19508 be happy with INTEGRAL_TYPE_P.
19510 2008-02-20 Richard Guenther <rguenther@suse.de>
19512 * fold-const.c (split_tree): Associate floatig-point expressions
19513 if flag_associative_math is set.
19515 2008-02-20 Richard Guenther <rguenther@suse.de>
19517 * tree.h (fold_real_zero_addition_p): Declare.
19518 * fold-const.c (fold_real_zero_addition_p): Export.
19519 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
19520 floating-point operations with zero and one.
19522 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
19524 * doc/install.texi: Correct references to CFLAGS, replacing them
19525 with BOOT_CFLAGS. Document flags used during bootstrap for
19528 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
19530 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
19531 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
19532 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
19534 (smin<mode>3): Ditto from similar patterns.
19535 (smax<mode>3): Ditto.
19536 (*ieee_smin<mode>3): Ditto.
19537 (*ieee_smax<mode>3): Ditto.
19538 * config/i386/sse.md (sse): New mode attribute.
19539 (mov<mode>): Macroize expander from movv4sf and movv2df using
19540 SSEMODEF2P mode iterator.
19541 (<sse>_movnt<mode>): Ditto from similar patterns. Use
19542 SSE_VEC_FLOAT_MODE_P as insn constraint.
19543 (storent<mode>): Ditto.
19544 (storent<mode>): Macroize expander from storentsf and storentdf using
19545 MODEF mode iterator.
19546 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
19547 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
19548 (abs<mode>2): Ditto from similar patterns.
19549 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
19550 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
19551 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
19552 (<sse>_vmsqrt<mode>2): Ditto.
19553 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
19554 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
19555 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
19556 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
19557 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
19558 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
19559 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
19561 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
19562 iterator and SSE_FLOAT_MODE_P as insn constraint.
19563 (<sse>_ucomi): Ditto from similar patterns.
19564 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
19565 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
19566 SSE_VEC_FLOAT_MODE_P as insn constraint.
19567 (vcond<mode>): Ditto from similar patterns.
19568 (and<mode>3, *and<mode>3): Ditto.
19569 (<sse>_nand<mode>3): Ditto.
19570 (ior<mode>3, *ior<mode>3): Ditto.
19571 (xor<mode>3, *xor<mode>3): Ditto.
19572 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
19573 iterator and SSE_FLOAT_MODE_P as insn constraint.
19574 (*nand<mode>3): Ditto from similar patterns.
19575 (*ior<mode>3): Ditto.
19576 (*xor<mode>3): Ditto.
19578 2008-02-20 Ira Rosen <irar@il.ibm.com>
19580 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
19581 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
19582 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
19584 2008-02-19 Jan Hubicka <jh@suse.cz>
19586 * predict.c (tree_bb_level_predictions): Remove variable next
19587 mistakely introduced by previous commit.
19589 2008-02-19 Jan Hubicka <jh@suse.cz>
19591 * predict.c (predict_paths_leading_to): Rewrite.
19592 (predict_paths_for_bb): New.
19593 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
19595 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19598 * Makefile.in (build_file_translate): New.
19599 (gcc-vers.texi): Use it for translating $(abs_srcdir).
19600 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
19601 * configure.ac (build_file_translate): Substitute it.
19602 * configure: Regenerate.
19604 2008-02-19 Jan Hubicka <jh@suse.cz>
19606 PR rtl-optimization/34408
19607 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
19610 2008-02-19 Jan Hubicka <jh@suse.cz>
19612 PR middle-end/28779
19613 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
19616 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
19619 * config/i386/i386-modes.def: Revert the last DI alignment
19620 change until Ada people can look into it.
19622 2008-02-19 Nick Clifton <nickc@redhat.com>
19624 * opts.c (print_specific_help): Fix typo in --help text.
19626 2008-02-19 Jakub Jelinek <jakub@redhat.com>
19629 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
19630 32-bit inline asm without asm alternatives for host GCC < 3.0.
19632 2008-02-19 Richard Guenther <rguenther@suse.de>
19634 PR tree-optimization/34989
19635 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
19636 Allow propagation to INDIRECT_REF if we can simplify only.
19638 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19640 * c-common.c (warn_for_collisions_1): Use appropriate option when
19643 2008-02-19 Nick Clifton <nickc@redhat.com>
19646 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
19647 (handle_options): Fix indentation.
19648 (print_filtered_help): If no language-specific options were
19649 displayed tell the user how to list all the options supported by
19650 the language's front-end.
19651 (print_specific_help): Fix indentation and remove duplicate line.
19652 (common_handle_option): Handle the -v option.
19653 For --help enable the display of undocumented options if the -v
19654 switch has been included on the command line.
19655 For --help= check for overlaps in the arguments between the option
19656 classes and the language names and issue a warning when they
19657 cannot be disambiguated.
19658 * c.opt (v): Pass on to the common option handler.
19660 2008-02-19 Revital Eres <eres@il.ibm.com>
19662 * modulo-sched.c (sms_schedule): Change dump message when
19663 create_ddg function fails.
19664 (try_scheduling_node_in_cycle): Rename row to cycle.
19665 (print_partial_schedule): Rename CYCLE to ROW.
19667 2008-02-19 Christian Bruel <christian.bruel@st.com>
19668 Zdenek Dvorak <ook@ucw.cz>
19670 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
19672 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
19675 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
19676 (*x86_movdicc_0_m1_se): Ditto.
19678 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
19680 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
19681 (CMPtype): Define as __gcc_CMPtype.
19682 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
19683 (CMPtype): Define as __gcc_CMPtype.
19685 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
19687 Support valgrind 3.3 for --enable-checking=valgrind.
19688 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
19690 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
19691 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
19692 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
19693 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
19694 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
19695 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
19696 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
19698 * ggc-zone.c: Similar.
19699 * ggc-page.c: Similar.
19701 2008-02-19 Paul Brook <paul@codesourcery.com>
19704 * config/arm/ieee754-df.S: Fix do_it typo.
19705 * config/arm/ieee754-sf.S: Fix do_it typo.
19707 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
19710 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
19711 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
19712 (OPTION_MASK_ISA_SSE_SET): Likewise.
19713 (OPTION_MASK_ISA_SSE2_SET): Likewise.
19714 (OPTION_MASK_ISA_SSE3_SET): Likewise.
19715 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
19716 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
19717 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
19718 (OPTION_MASK_ISA_SSE4_SET): Likewise.
19719 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
19720 (OPTION_MASK_ISA_SSE5_SET): Likewise.
19721 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
19722 (OPTION_MASK_ISA_MMX_UNSET): Updated.
19723 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
19724 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
19725 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
19726 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
19727 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
19728 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
19729 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
19730 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
19731 (OPTION_MASK_ISA_SSE4): Removed.
19732 (ix86_handle_option): Turn on bits in ix86_isa_flags and
19733 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
19734 (override_options): Don't turn on implied SSE/MMX bits in
19737 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
19739 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19742 2008-02-18 Joey Ye <joey.ye@intel.com>
19744 PR middle-end/34921
19745 * tree-nested.c (insert_field_into_struct): Set type alignment
19746 to field alignment if the former is less than the latter.
19748 2008-02-18 Jakub Jelinek <jakub@redhat.com>
19750 * BASE-VER: Set to 4.4.0.
19752 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19754 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
19755 * doc/cfg.texi: Likewise.
19756 * doc/extend.texi: Likewise.
19757 * doc/gty.texi: Likewise.
19758 * doc/invoke.texi: Likewise.
19759 * doc/loop.texi: Likewise.
19760 * doc/md.texi: Likewise.
19761 * doc/passes.texi: Likewise.
19762 * doc/rtl.texi: Likewise.
19763 * doc/sourcebuild.texi: Likewise.
19764 * doc/tm.texi: Likewise.
19765 * doc/tree-ssa.texi: Likewise.
19767 2008-02-17 Richard Guenther <rguenther@suse.de>
19769 PR middle-end/35227
19770 * tree-complex.c (init_parameter_lattice_values): Handle parameters
19771 without default definition.
19773 2008-02-17 Richard Guenther <rguenther@suse.de>
19775 PR tree-optimization/35231
19776 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
19779 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
19782 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
19783 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
19784 libgcc_cmp_return mode.
19786 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19789 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
19791 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
19793 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
19796 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19798 * doc/c-tree.texi: Use `@.' where appropriate.
19799 * doc/extend.texi: Likewise.
19800 * doc/install.texi: Likewise.
19801 * doc/invoke.texi: Likewise.
19802 * doc/loop.texi: Likewise.
19803 * doc/makefile.texi: Likewise.
19804 * doc/md.texi: Likewise.
19805 * doc/passes.texi: Likewise.
19806 * doc/standards.texi: Likewise.
19807 * doc/tm.texi: Likewise.
19809 2008-02-15 Jakub Jelinek <jakub@redhat.com>
19811 PR middle-end/35196
19812 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
19814 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
19815 rather than in entry_bb.
19817 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
19819 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
19820 libgcc_cmp_return mode.
19822 2008-02-15 Jakub Jelinek <jakub@redhat.com>
19824 PR middle-end/35130
19825 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
19826 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
19828 2008-02-15 Richard Guenther <rguenther@suse.de>
19829 Zdenek Dvorak <ook@ucw.cz>
19831 PR tree-optimization/35164
19832 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
19833 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
19834 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
19835 Only propagate addresses which do not have abnormal SSA_NAMEs
19838 2008-02-15 Joseph Myers <joseph@codesourcery.com>
19841 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
19843 2008-02-15 Jan Hubicka <jh@suse.cz>
19845 PR middle-end/35149
19846 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
19848 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
19850 PR middle-end/34621
19851 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
19852 when calculating alignment_pad.
19854 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
19856 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
19857 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
19858 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
19859 and STACK_BOUNDARY define.
19861 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
19863 PR preprocessor/35061
19864 * c-pragma.c (handle_pragma_pop_macro): Check that
19865 pushed_macro_table has been allocated.
19867 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
19869 PR middle-end/35136
19870 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
19871 (force_gimple_operand): Likewise.
19872 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
19873 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
19874 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
19875 (find_interesting_uses_address): Check addressability and alignment
19876 of the base expression only after substituting bases of IVs into it.
19878 2008-02-14 Michael Matz <matz@suse.de>
19881 * function.c (instantiate_virtual_regs_in_insn): Reload address
19882 before falling back to reloading the whole operand.
19884 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
19886 * config/s390/s390.c (s390_mainpool_start): Emit the pool
19887 before the first section switch note.
19889 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19891 * doc/bugreport.texi: Update copyright years.
19892 * doc/c-tree.texi: Likewise.
19893 * doc/cfg.texi: Likewise.
19894 * doc/cpp.texi: Likewise.
19895 * doc/cppinternals.texi: Likewise.
19896 * doc/fragments.texi: Likewise.
19897 * doc/frontends.texi: Likewise.
19898 * doc/gcc.texi: Likewise.
19899 * doc/gty.texi: Likewise.
19900 * doc/hostconfig.texi: Likewise.
19901 * doc/implement-c.texi: Likewise.
19902 * doc/libgcc.texi: Likewise.
19903 * doc/loop.texi: Likewise.
19904 * doc/makefile.texi: Likewise.
19905 * doc/options.texi: Likewise.
19906 * doc/passes.texi: Likewise.
19907 * doc/rtl.texi: Likewise.
19908 * doc/sourcebuild.texi: Likewise.
19909 * doc/standards.texi: Likewise.
19910 * doc/tree-ssa.texi: Likewise.
19911 * doc/trouble.texi: Likewise.
19913 * doc/extend.texi: Use @: or add comma where appropriate.
19914 * doc/invoke.texi: Likewise.
19915 * doc/tm.texi: Likewise.
19917 2008-02-14 Alan Modra <amodra@bigpond.net.au>
19920 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
19923 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
19925 * doc/md.texi (clz, ctz): Add reference.
19926 * doc/rtl.texi (clz, ctz): Likewise.
19928 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19931 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
19934 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
19936 * config/s390/s390.c (struct constant_pool): New field
19937 emit_pool_after added.
19938 (s390_mainpool_start): Set the emit_pool_after flag according
19939 to the section switch notes.
19940 (s390_mainpool_finish): Consider emit_pool_after when emitting
19941 the literal pool at the end of the function.
19942 (s390_chunkify_start): Force literal pool splits at section
19945 2008-02-13 Michael Matz <matz@suse.de>
19948 * var-tracking.c (clobber_variable_part): Correctly traverse the
19951 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19954 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
19955 Add -fdump-ipa-inline.
19956 * tree-dump.c (dump_files): Remove tree-inlined dump.
19957 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
19959 2008-02-12 Richard Guenther <rguenther@suse.de>
19961 PR tree-optimization/35171
19962 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
19965 2008-02-12 Richard Guenther <rguenther@suse.de>
19967 PR middle-end/35163
19968 * fold-const.c (fold_widened_comparison): Use get_unwidened in
19969 value-preserving mode. Disallow final truncation.
19971 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
19973 PR middle-end/35136
19974 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
19975 code from here to...
19976 (force_gimple_operand): ...here.
19978 2008-02-12 Jakub Jelinek <jakub@redhat.com>
19981 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
19982 non-compatible pointers.
19983 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
19984 different FIELD_DECLs, try harder by comparing field offsets, sizes
19987 PR inline-asm/35160
19988 * function.c (match_asm_constraints_1): Don't replace the same input
19991 2008-02-12 Anatoly Sokolov <aesok@post.ru>
19993 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
19994 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
19995 (expand_epilogue): Restore RAMPZ register.
19996 * config/avr/avr.md (RAMPZ_ADDR): New constant.
19998 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
20000 * config/i386/cygwin.asm: (__alloca): Correct calling
20001 convention and alignment.
20002 (__chkstk): Force 8 byte stack alignment.
20004 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
20005 Richard Guenther <rguenther@suse.de>
20007 PR tree-optimization/33992
20008 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
20009 the zero we compare against.
20011 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
20013 PR libfortran/35063
20014 * gthr-win32.h (__gthread_mutex_destroy_function): New function
20015 to CloseHandle after unlocking to prevent accumulation of handle
20018 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20020 PR middle_end/34150
20021 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
20022 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
20023 and update LABEL_NUSES during and after reload.
20025 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
20027 PR middle-end/34627
20028 * combine.c (simplify_if_then_else): Make sure the comparison is
20029 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
20031 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
20034 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
20035 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
20036 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
20037 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
20038 * tree.h (get_type_static_bounds): Likewise.
20040 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20042 * doc/invoke.texi (Option Summary, C++ Dialect Options)
20043 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20044 Make -Wfoo language annotations match what the compiler outputs.
20046 2008-02-08 Sa Liu <saliu@de.ibm.com>
20048 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
20049 intrinsics spu_convts, spu_convtu, spu_convtf.
20051 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
20053 * doc/extend.texi (Function Attributes) <noinline>: Mention
20054 asm ("") as method to keep calls.
20056 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20059 * doc/options.texi (Options): Replace references to opts.sh with
20061 * opts-common.c: Likewise.
20062 * optc-gen.awk: Likewise.
20064 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
20066 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
20068 2008-02-07 Richard Henderson <rth@redhat.com>
20071 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
20072 EXPR_LIST for the REG_EQUAL instead of a comparison with a
20075 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
20077 PR tree-optimization/35085
20078 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
20079 for operand entry oe2 in addition to operand entry oe3 in order to
20080 expose more opportunities for vectorizer sum reduction.
20082 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20085 * Makefile.in (LIBS): Remove $(GMPLIBS).
20086 (cc1-dummy, cc1): Add $(GMPLIBS).
20088 2008-02-06 Jan Hubicka <jh@suse.cz>
20091 * i386.md (moddf_integer): Do not produce partial memory stalls for
20092 targets where it hurts.
20094 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
20097 * optabs.c (expand_float): Do not check for decimal modes when
20098 expanding unsigned integer through signed conversion.
20100 2008-02-06 Nick Clifton <nickc@redhat.com>
20102 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
20103 inside the clobber with a match_operand and duplicated operand
20104 number in the constraint.
20105 (ineqbranchsi): Delete redundant comment.
20107 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
20109 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
20110 builtin_define ("__USE_INIT_FINI__").
20111 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
20113 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
20115 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20117 PR documentation/30330
20118 * doc/invoke.texi (C++ Dialect Options)
20119 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20120 For each warning option -Wfoo that allows -Wno-foo, ensure both
20121 -Wfoo and -Wno-foo are listed in the option index. Fix index
20122 entry of -Wswitch-default, index -Wnormalized= including the
20123 `=', and -Wlarger-than-@var{len} including @var{len}.
20125 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20127 * config/i386/i386.md (floatunssisf2): Use
20128 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
20129 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
20130 Macroize expander using MODEF mode iterator.
20132 2008-02-05 Diego Novillo <dnovillo@google.com>
20134 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
20137 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
20139 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20142 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
20144 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
20147 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
20148 to indicate if a message should be generated.
20149 (init_cumulative_args): Updated.
20150 (function_value_32): Likewise.
20152 2008-02-05 Joseph Myers <joseph@codesourcery.com>
20154 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
20156 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20159 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
20160 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
20162 2008-02-04 Diego Novillo <dnovillo@google.com>
20164 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
20167 * tree-vrp.c (vrp_evaluate_conditional): With
20168 -Wtype-limits, emit a warning when comparing against a
20169 constant outside the natural range of OP0's type.
20171 2008-02-04 Richard Guenther <rguenther@suse.de>
20173 PR middle-end/33631
20174 * expr.c (count_type_elements): Give for unions instead of
20177 2008-02-04 Richard Guenther <rguenther@suse.de>
20179 PR middle-end/35043
20180 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
20181 to TYPE_DOMAINs base type instead of using bitsizetype here.
20183 2008-02-03 Jason Merrill <jason@redhat.com>
20185 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
20187 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20190 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
20191 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
20192 (RS/6000 and PowerPC Options): Fix typos and markup.
20193 * doc/passes.texi (Tree-SSA passes): Likewise.
20195 2008-02-02 Michael Matz <matz@suse.de>
20198 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
20199 from record_last_reg_set_info.
20200 (record_last_reg_set_info): Take an RTX argument, iterate over all
20201 constituent hardregs.
20202 (record_last_set_info, record_opr_changes): Change calls to
20203 new signature or to record_last_reg_set_info_regno.
20205 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
20207 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
20209 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
20211 PR rtl-optimization/34773
20212 * reg-notes.def (EQUAL): Mention significance of combination of
20213 REG_EQUAL and REG_RETVAL.
20214 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
20215 insn that has a REG_RETVAL.
20217 2008-02-01 Roger Sayle <roger@eyesopen.com>
20220 * configure.ac (--enable-fixed-point): Disable unless explicitly
20222 * configure: Regenerate.
20224 2008-02-01 Richard Guenther <rguenther@suse.de>
20227 * invoke.texi (-finline-limit): Remove no longer true parts
20228 of the documentation. Note that there is no default value.
20230 2008-02-01 Andrew Pinski <pinskia@gmail.com>
20231 Mark Mitchell <mark@codesourcery.com>
20232 Ben Elliston <bje@au.ibm.com>
20235 * doc/extend.texi (Other Builtins): Document.
20237 2008-01-31 Tom Browder <tom.browder@gmail.com>
20239 * doc/c-tree.texi (Types): Fix grammar.
20240 (Expression trees): Ditto.
20241 * doc/passes.texi (Tree-SSA passes): Ditto.
20243 * doc/configterms.texi (Configure Terms): Fix typo.
20244 * doc/cpp.texi (Common Predefined Macros): Ditto.
20245 * doc/md.texi (Machine Constraints): Ditto.
20247 * doc/makefile.texi (Makefile): Add comma.
20249 2008-01-31 Tom Browder <tom.browder@gmail.com>
20250 Gerald Pfeifer <gerald@pfeifer.com>
20252 * doc/sourcebuild.texi (Front End): Remove references to CVS
20253 and CVSROOT/modules.
20254 (Texinfo Manuals): Replace reference to CVS by one to SVN.
20255 (Back End): Remove reference to CVS.
20257 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20260 * config/mips/mips.c (gen_load_const_gp): New function, taking a
20262 (mips16_gp_pseudo_reg): ...here.
20263 * config/mips/mips.md (load_const_gp): Replace with...
20264 (load_const_gp_<mode>): ...this :P-based insn.
20266 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20268 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
20269 options. Minor fixes.
20270 (-std): Move reference to standards closer to where language
20271 standards are first mentioned.
20273 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20275 PR rtl-optimization/34995
20276 * reload.c (alternative_allows_const_pool_ref): Take an rtx
20277 parameter and return a bool. If the rtx parameter is nonnull,
20278 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
20279 (find_reloads): Update call accordingly. Pass the new operand
20280 if it needed no address reloads, otherwise pass null.
20282 2008-01-30 Richard Henderson <rth@redhat.com>
20285 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
20286 for unbounded arrays.
20288 2008-01-30 Silvius Rus <rus@google.com>
20290 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
20292 2008-01-30 Jan Hubicka <jh@suse.cz>
20295 * i386.c (init_cumulative_args): Use real function declaration when
20298 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
20300 PR rtl-optimization/34998
20301 * global.c (build_insn_chain): Treat non-subreg_lowpart
20302 SUBREGs of pseudos as clobbering all the words covered by the
20303 SUBREG, not just all the bytes.
20304 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
20305 original df_ref rather than an extract parameter.
20306 (global_conflicts): Update call accordingly.
20308 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
20310 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
20311 the overflow check to make it easier to read.
20312 (__fixtfdi): Change the type of the ll member in union
20313 long_double to UDItype_x.
20315 2008-01-30 Jakub Jelinek <jakub@redhat.com>
20317 PR middle-end/34969
20318 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
20319 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
20320 * tree-inline.c (fold_marked_statements): Call
20321 cgraph_update_edges_for_call_stmt if folding a call statement.
20322 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
20323 debug_generic_stmt calls, reset it back afterwards.
20326 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
20328 * c-typeck.c (build_external_ref): Don't pedwarn about
20329 static vars in current function's scope.
20331 2008-01-29 Joseph Myers <joseph@codesourcery.com>
20333 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
20335 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
20338 * ipa-struct-reorg.c: Fix spelling.
20339 * params.def: Ditto.
20341 2008-01-29 Richard Guenther <rguenther@suse.de>
20343 PR middle-end/35006
20344 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
20346 * tree-inline.c (remap_type): Increment remapping_type_depth
20347 around remapping types.
20348 (copy_body_r): Only add referenced variables if they are referenced
20349 from code, not types.
20351 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
20362 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
20363 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
20365 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
20368 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
20369 pointer for tiny stack.
20371 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
20373 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
20375 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
20377 * config/vx-common.h: Fix typo in comment.
20379 2008-01-28 Ian Lance Taylor <iant@google.com>
20383 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
20384 coalesce pointers if they have different DECL_NO_TBAA_P values.
20385 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
20386 between variables with different DECL_NO_TBAA_P values.
20388 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
20391 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
20392 are not legitimate small data references on SPE targets.
20394 2008-01-28 David Daney <ddaney@avtrex.com>
20396 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
20398 2008-01-28 David Daney <ddaney@avtrex.com>
20400 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
20402 2008-01-27 Joseph Myers <joseph@codesourcery.com>
20404 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
20405 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
20406 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
20407 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
20408 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
20409 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
20410 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
20411 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
20413 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20415 * basic-block.h (condjump_equiv_p): Fix comment.
20417 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20419 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
20420 print_generic_stmt_indented): Fix comment.
20422 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20424 * configure.ac (__stack_chk_fail): Add detecion for availability
20425 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
20426 * configure: Regenerate.
20428 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
20430 PR middle-end/34688
20431 * final.c (output_addr_const): Handle TRUNCATE.
20433 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
20436 * tree-ssa-loop-ivopts.c (comp_cost): New type.
20437 (zero_cost, infinite_cost): New constants.
20438 (struct cost_pair): Change type of cost to comp_cost.
20439 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
20440 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
20442 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
20443 split_address_cost, ptr_difference_cost, difference_cost,
20444 get_computation_cost_at, get_computation_cost,
20445 determine_use_iv_cost_generic, determine_use_iv_cost_address,
20446 determine_use_iv_cost_condition, determine_use_iv_costs,
20447 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
20448 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
20449 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
20450 Change type of cost to comp_cost.
20451 (determine_iv_cost): Increase cost of non-original ivs, instead
20452 of decreasing the cost of original ones.
20453 (get_address_cost): Indicate the complexity of the addressing mode
20455 (try_add_cand_for): Prefer using ivs not specific to some object.
20456 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
20458 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
20459 Janis Johnson <janis187@us.ibm.com>
20462 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
20463 (TARGET_INSTANTIATE_DECLS): Likewise.
20464 * target.h (expand_to_rtl_hook): New target hook.
20465 (instantiate_decls): Likewise.
20466 * function.c (instantiate_decl): Make non-static. Rename to...
20467 (instantiate_decl_rtl): ... this.
20468 (instantiate_expr): Use instantiate_decl_rtl.
20469 (instantiate_decls_1): Likewise.
20470 (instantiate_decls): Likewise.
20471 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
20472 * function.h (instantiate_decl_rtl): Add prototype.
20473 * cfgexpand.c (target.h): New include.
20474 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
20475 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
20476 (TARGET_INSTANTIATE_DECLS): Likewise.
20477 (TARGET_INITIALIZER): New target hooks added.
20478 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
20480 * config/rs6000/rs6000.c (tree-flow.h): New include.
20481 (machine_function): Add sdmode_stack_slot field.
20482 (rs6000_alloc_sdmode_stack_slot): New function.
20483 (rs6000_instantiate_decls): Likewise.
20484 (rs6000_secondary_memory_needed_rtx): Likewise.
20485 (rs6000_check_sdmode): Likewise.
20486 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
20487 (TARGET_INSTANTIATE_DECLS): Likewise.
20488 (rs6000_hard_regno_mode_ok): Allow SDmode.
20489 (num_insns_constant): Likewise. Handle _Decimal32 constants.
20490 (rs6000_emit_move): Handle SDmode.
20491 (function_arg_advance): Likewise.
20492 (function_arg): Likewise.
20493 (rs6000_gimplify_va_arg): Likewise. Add special handling of
20494 SDmode var args for 32-bit compiles.
20495 (rs6000_secondary_reload_class): Handle SDmode.
20496 (rs6000_output_function_epilogue): Likewise.
20497 (rs6000_function_value): Simplify if statement.
20498 (rs6000_libcall_value): Likewise.
20499 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
20500 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
20501 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
20502 (movsd_hardfloat): New define_insn.
20503 (movsd_softfloat): Likewise.
20504 (movsd_store): Likewise.
20505 (movsd_load): Likewise.
20506 (extendsddd2): Likewise.
20507 (extendsdtd2): Likewise.
20508 (truncddsd2): Likewise.
20509 (movdd_hardfloat64): Fixup comment.
20510 (UNSPEC_MOVSD_LOAD): New constant.
20511 (UNSPEC_MOVSD_STORE): Likewise.
20513 2008-01-26 Jakub Jelinek <jakub@redhat.com>
20516 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
20518 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
20519 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
20520 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
20521 and TRUTH_XOR_EXPR.
20523 2008-01-26 David Edelsohn <edelsohn@gnu.org>
20526 * config.gcc: Separate AIX 5.3 from AIX 6.1.
20527 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20528 __LONGDOUBLE128 too.
20529 * config/rs6000/aix61.h: New file.
20531 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
20533 PR rtl-optimization/34959
20534 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
20535 popcount and parity rtxes the same mode as their operand.
20536 Truncate or extend the result to the return value's mode
20539 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
20542 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
20543 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
20544 to GOT_VERSION_REGNUM.
20545 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
20546 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
20547 * config/mips/mips.c (mips_emit_call_insn): New function.
20548 (mips_call_tls_get_addr): Call mips_expand_call directly.
20549 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
20551 (mips16_build_call_stub): Likewise. Return the call insn or null.
20552 (mips_expand_call): Update the call to mips16_build_call_stub
20553 accordingly and a remove redundant condition. Assert that MIPS16
20554 stubs do not use lazy binding. Use mips_emit_call_insn and return
20556 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
20558 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
20559 (mips_avoid_hazard): Remove hazard_set handling.
20560 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
20561 (UNSPEC_RESTORE_GP): ...this.
20562 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
20563 (FAKE_CALL_REGNO): Rename to...
20564 (GOT_VERSION_REGNUM): ...this.
20565 (type): Add "ghost" value. Add an associated insn reservation.
20566 (hazard_set): Remove.
20567 (exception_receiver): Rename to...
20568 (restore_gp): ...this and update the unspec identifier accordingly.
20569 (exception_receiver, nonlocal_got_receiver): New expanders.
20570 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
20571 FAKE_CALL_REGNO. Remove hazard_set attribute.
20572 (set_got_version, update_got_version): New patterns.
20574 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
20577 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
20579 2008-01-25 Joseph Myers <joseph@codesourcery.com>
20582 * doc/install.texi2html: Generate gcc-vers.texi.
20584 2008-01-25 DJ Delorie <dj@redhat.com>
20586 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
20588 2008-01-25 Joseph Myers <joseph@codesourcery.com>
20590 * config/c4x: Remove directory.
20591 * config.gcc (crx-*, mt-*): Mark obsolete.
20592 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
20593 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
20594 sh-*-rtemscoff*): Remove cases.
20595 * defaults.h (C4X_FLOAT_FORMAT): Remove.
20596 * real.c (encode_c4x_single, decode_c4x_single,
20597 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
20598 c4x_extended_format): Remove.
20599 * real.h (c4x_single_format, c4x_extended_format): Remove.
20600 * doc/extend.texi (interrupt, naked): Remove mention of attributes
20602 (Pragmas): Remove comment about c4x pragmas.
20603 * doc/install.texi (c4x): Remove target-specific instructions.
20604 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
20605 * doc/md.texi (Machine Constraints): Remove C4x documentation.
20606 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
20607 refer to C4x source files as examples.
20608 (C4X_FLOAT_FORMAT): Remove documentation.
20610 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
20612 * config/bfin/bfin.c (override_options): Reorder tests so that
20613 flag_pic gets enabled for -msep-data.
20615 2008-01-25 Richard Guenther <rguenther@suse.de>
20617 PR middle-end/32244
20618 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
20619 to its bitfield precision if required.
20621 2008-01-25 Jakub Jelinek <jakub@redhat.com>
20623 PR middle-end/33880
20624 * tree-nested.c (walk_omp_for): New function.
20625 (convert_nonlocal_reference, convert_local_reference): Call
20626 walk_omp_for on OMP_FOR.
20627 (convert_call_expr): Call walk_body on OMP_FOR's
20628 OMP_FOR_PRE_INIT_BODY.
20630 2008-01-25 Richard Guenther <rguenther@suse.de>
20632 PR tree-optimization/34966
20633 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
20634 default defs and PHI_NODEs we have to insert after the
20635 defining statement.
20637 2008-01-24 Nick Clifton <nickc@redhat.com>
20639 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
20640 Provide a default definition.
20641 (LIBGCC2_UNITS_PER_WORD): Likewise.
20643 * config/stormy16/stormy16.c: Include df.h for the prototype
20644 for df_regs_ever_live_p.
20645 (xstormy16_expand_builtin_va_start): Convert the stack offset
20646 into a component_ref and then use POINTER_PLUS_EXPR to add it
20647 to the incoming_virtual_args_rtx.
20648 (xstormy16_gimplify_va_arg_expr): Rename to
20649 xstormy16_gimplify_va_arg_expr.
20650 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
20651 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
20652 xstormy16_gimplify_va_arg_expr.
20653 Fix up some formatting issues.
20655 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
20656 Move to predicates.md.
20657 (xs_hi_general_operand): Likewise.
20658 (xs_hi_nonmemory_operand): Likewise.
20659 * config/stormy16/predicates.md:
20660 (xstormy16_carry_plus_operand): New predicate.
20661 (xs_hi_general_operand): New predicate.
20662 (xs_hi_nonmemory_operand): New predicate.
20663 * config/stormy16/stormy16-protos.h:
20664 (xstormy16_carry_plus_operand): Delete prototype.
20665 (xs_hi_general_operand): Likewise.
20666 (xs_hi_nonmemory_operand): Likewise.
20668 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
20669 modifiers as they are no longer needed and they can trigger
20670 reload spill failures.
20672 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
20673 with a match_operand in order to help reload.
20675 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
20676 constraint with 'e' for the 8th alternative as this version of
20677 the mov.w instruction only accepts the lower 8 registers.
20679 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
20682 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
20683 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
20686 2008-01-25 Jakub Jelinek <jakub@redhat.com>
20688 PR middle-end/33333
20689 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
20691 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
20693 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
20695 (remove_structure): Update allocations list before removing structure.
20697 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
20699 * ipa-struct-reorg.c (is_safe_cond_expr,
20700 create_new_stmts_for_cond_expr): Use integer_zerop function,
20701 that recognize not only zero-pointer, but zero-integer too.
20703 2008-01-25 Ben Elliston <bje@au.ibm.com>
20706 * fixproto: Escape "." in sed expression that strips leading "./".
20708 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
20711 * gcc.c (SWITCH_OK): Removed.
20712 (SWITCH_LIVE): Changed to bit.
20713 (SWITCH_FALSE): Likewise.
20714 (SWITCH_IGNORE): Likewise.
20715 (switchstr): Change live_cond to unsigned int.
20716 (process_command): Replace SWITCH_OK with 0.
20717 (do_self_spec): Likewise.
20718 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
20719 (give_switch): Likewise.
20720 (used_arg): Likewise.
20721 (do_spec_1): Set the SWITCH_IGNORE bit.
20722 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
20723 bits. Set the SWITCH_LIVE bit.
20725 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20727 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
20729 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
20731 PR tree-optimization/34472
20732 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
20733 parameter to a "bool *" and set *DATA to false if there is
20734 an unsafe access. Do not delete the structure here.
20735 (check_cond_exprs): Delete it here instead.
20736 (check_cond_exprs, exclude_cold_structs): Do not increase
20737 I when removing a structure.
20739 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
20742 * config/i386/i386.c (ix86_expand_vector_init): Consider only
20743 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
20745 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
20747 PR middle-end/34934
20748 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
20749 a fixed vector for stack.
20751 2008-01-24 Ben Elliston <bje@au.ibm.com>
20754 * doc/gcc.texi (Software development): Add a direntry for g++.
20756 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
20758 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
20759 stale and straggling -fforce-addr comments above.
20761 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
20763 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
20764 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
20766 2008-01-23 Michael Matz <matz@suse.de>
20769 * dwarf2out.c (force_type_die): Use modified_type_die instead of
20772 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
20774 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
20775 malloc result type.
20777 2008-01-23 Anatoly Sokolov <aesok@post.ru>
20779 * config/avr/avr.c (avr_current_arch): New variable.
20780 (avr_arch_types): Add 'avr31' and 'avr51' entries.
20781 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
20782 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
20783 (avr_override_options): Init 'avr_current_arch'.
20784 (base_arch_s): Move from here...
20785 * config/avr/avr.h (base_arch_s): ... here. Add new members
20786 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
20787 'mega' to 'have_jmp_call'.
20788 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
20789 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
20791 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
20793 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
20794 MULTILIB_MATCHES): Ditto.
20796 2008-01-23 Richard Guenther <rguenther@suse.de>
20798 PR middle-end/31529
20799 * cgraphunit.c (cgraph_reset_node): Always mark the node
20800 not reachable if it is not queued already.
20802 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
20804 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
20805 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
20806 (cputype_selected): New static variable.
20807 (bfin_handle_option): Set it if -mcpu is used.
20808 (override_option): Select default set of workarounds if no cpu type
20809 selected on the command line.
20810 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
20812 From Michael Frysinger <michael.frysinger@analog.com>
20813 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
20814 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
20816 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
20817 for bf547, bf523, bf524, and bf526.
20818 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
20820 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
20821 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
20822 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
20823 __ADSPBF547__ and __ADSPBF54x__ for bf547.
20824 * doc/invoke.texi (Blackfin Options): Document that
20825 -mcpu now accept bf547, bf523, bf524, and bf526.
20827 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
20829 PR rtl-optimization/34628
20830 * combine.c (try_combine): Stop and undo after the first combination
20831 if an autoincrement side-effect on the first insn has effectively
20834 2008-01-22 David Edelsohn <edelsohn@gnu.org>
20837 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
20838 Offset addresses are not valid for Altivec or paired float modes.
20840 2008-01-22 Jakub Jelinek <jakub@redhat.com>
20843 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
20844 if DECL_INITIAL (decl) is error_mark_node.
20847 * c-common.c (handle_vector_size_attribute): Only allow
20848 integral, scalar float and fixed point types. Handle OFFSET_TYPE
20849 the same way as pointer, array etc. types.
20850 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
20853 * tree.c (build_type_attribute_qual_variant): Call
20854 build_qualified_type if attributes are equal, but quals are not.
20856 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20859 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
20860 * flags.h (warn_strict_aliasing): Remove.
20861 (warn_strict_overflow): Remove.
20862 * opts.c (warn_strict_aliasing): Remove.
20863 (warn_strict_overflow): Remove.
20864 * c-opts.c (c_common_handle_option): -Wall only sets
20865 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
20866 (c_common_post_options): Give default values to -Wstrict-aliasing
20867 and -Wstrict-overflow if they are uninitialized.
20868 * common.opt (Wstrict-aliasing): Specify Var and Init.
20869 (Wstrict-overflow): Likewise.
20871 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
20873 PR rtl-optimization/26854
20874 PR rtl-optimization/34400
20875 PR rtl-optimization/34884
20876 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
20878 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
20879 (df_rd_bb_info.expanded_lr_out): Deleted
20880 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
20881 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
20882 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
20883 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
20884 Removed code to allocate, initialize or free expanded_lr_out.
20885 (df_rd_bb_local_compute_process_def): Restructured to make more
20887 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
20888 sets if the sets are being trimmed.
20890 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
20893 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
20894 (as_vers): Likewise.
20895 * configure: Regenerated.
20897 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20899 PR middle-end/33092
20900 * tree-pass.h (pass_build_alias): New pass.
20901 * tree-ssa-alias.c (gate_build_alias): New.
20902 (pass_build_alias): New.
20903 * passes.c (init_optimization_passes): Add pass_build_alias after
20904 pass_create_structure_vars.
20906 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
20908 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
20909 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
20910 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
20911 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
20912 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
20913 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
20914 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
20915 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
20916 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
20917 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
20918 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
20919 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
20920 * config/s390/s390.md (FP_ALL): New mode iterator.
20921 (_d): New mode attribute.
20922 ("*signbit<mode>2>"): Changed mode of first operand.
20923 ("isinf<mode>2"): Changed mode of first operand.
20924 ("*TDC_insn"): Adaptation for DFP modes.
20926 2008-01-22 Ben Elliston <bje@au.ibm.com>
20928 * tree.c (check_qualified_type): Improve function description.
20930 2008-01-21 Jason Merrill <jason@redhat.com>
20933 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
20934 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
20937 2008-01-21 DJ Delorie <dj@redhat.com>
20939 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
20942 2008-01-21 Richard Guenther <rguenther@suse.de>
20944 PR middle-end/34856
20945 * tree-cfg.c (verify_expr): Allow all invariant expressions
20946 instead of just constant class ones as reference argument.
20947 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
20948 like any other constant.
20949 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
20951 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
20953 * regmove.c (fixup_match_1): Update call crossed frequencies.
20955 2008-01-21 Richard Guenther <rguenther@suse.de>
20958 * tree-inline.c (setup_one_parameter): Deal with mismatched
20959 types using a VIEW_CONVERT_EXPR.
20961 2008-01-21 Alon Dayan <alond@il.ibm.com>
20962 Olga Golovanevsky <olga@il.ibm.com>
20964 PR tree-optimization/34701
20965 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
20966 when the structure size is not a power of 2.
20968 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
20970 * doc/install.texi: Add doc for --enable-checking=df.
20972 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
20974 PR rtl-optimization/34808
20975 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
20977 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
20979 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
20982 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
20984 PR rtl-optimization/26854
20985 PR rtl-optimization/34400
20986 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
20988 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
20989 (df_rd_bb_info.expanded_lr_out): New.
20990 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
20991 * loop_iv.c (iv_analysis_loop_init): Ditto.
20992 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
20993 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
20994 Added code to allocate, initialize or free expanded_lr_out.
20995 (df_rd_bb_local_compute_process_def): Restructured to make
20996 more understandable.
20997 (df_rd_confluence_n): Add code to do nothing with fake edges and
20998 code to no apply invalidate_by_call sets if the sets are being trimmed.
20999 (df_lr_local_finalize): Renamed to df_lr_finalize.
21000 (df_live_local_finalize): Renamed to df_live_finalize.
21002 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21005 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
21006 deciding whether to use reciprocal instructions.
21008 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
21010 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
21011 dwarf2out_note_section_used if cold_text_section is NULL.
21013 2008-01-19 Jakub Jelinek <jakub@redhat.com>
21015 PR gcov-profile/34610
21016 * tree-cfg.c (make_edges): Mark both outgoing edges from
21017 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
21018 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
21019 from OMP_FOR and OMP_CONTINUE outgoing edges.
21021 * tree-profile.c (tree_profiling): Return early if
21022 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
21024 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
21025 from cfun to child_cfun.
21026 * function.h (struct function): Add after_tree_profile bit.
21028 2008-01-19 Anatoly Sokolov <aesok@post.ru>
21030 * config/avr/avr.S (_exit): Disable interrupt.
21032 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
21033 Steven Bosscher <stevenb.gcc@gmail.com>
21035 PR rtl-optimization/26854
21036 PR rtl-optimization/34400
21037 * df-problems.c (df_live_scratch): New scratch bitmap.
21038 (df_live_alloc): Allocate df_live_scratch when doing df_live.
21039 (df_live_reset): Clear the proper bitmaps.
21040 (df_live_bb_local_compute): Only process the artificial defs once
21041 since the order is not important.
21042 (df_live_init): Init the df_live sets only with the variables
21043 found live by df_lr.
21044 (df_live_transfer_function): Use the df_lr sets to prune the
21045 df_live sets as they are being computed.
21046 (df_live_free): Free df_live_scratch.
21048 2008-01-18 Ian Lance Taylor <iant@google.com>
21050 * common.opt: Add fmerge-debug-strings.
21051 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
21052 flag_merge_debug_strings rather than flag_merge_constants.
21053 * doc/invoke.texi (Option Summary): Mention
21054 -fmerge-debug-strings.
21055 (Debugging Options): Document -fmerge-debug-strings.
21057 2008-01-18 Ian Lance Taylor <iant@google.com>
21060 * tree.h (DECL_IS_OPERATOR_NEW): Define.
21061 (struct tree_function_decl): Add new field operator_new_flag.
21062 * tree-inline.c (expand_call_inline): When inlining a call to
21063 operator new, force the return value to go into a variable, and
21064 set DECL_NO_TBAA_P on that variable.
21065 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
21067 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
21070 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
21071 DWARF2_DEBUGGING_INFO.
21072 (dwarf2out_note_section_used): Ditto. Add prototype.
21073 (have_multiple_function_sections, text_section_used,
21074 cold_text_section_used, *cold_text_sections): Move declarations
21077 2008-01-17 Bob Wilson <bob.wilson@acm.org>
21079 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
21080 field and add signal_ra.
21081 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
21082 assignments to frame state pc. Move end of stack check after
21083 MD_FALLBACK_FRAME_STATE_FOR.
21084 (uw_update_context_1): Use frame state signal_regs if set, instead
21085 of checking signal_frame flag.
21086 (uw_update_context): Use frame state signal_ra if set.
21087 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
21088 * config/xtensa/linux-unwind.h: New file.
21090 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
21092 * modulo-sched.c (get_sched_window): Fix comment typo.
21094 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
21096 PR tree-optimization/34648
21097 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
21099 2008-01-17 Anatoly Sokolov <aesok@post.ru>
21101 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
21102 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
21104 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
21106 PR rtl-optimization/34400
21107 * df-core.c (df_worklist_dataflow_overeager,
21108 df_worklist_dataflow_doublequeue): New functions.
21109 (df_worklist_dataflow): Two different worklist solvers.
21110 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
21113 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21116 * doc/invoke.texi: Document the dependence on pthread for fopenmp
21117 and ftree-parallelize-loops.
21119 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
21121 PR rtl-optimization/34826
21122 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
21124 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
21126 * global.c (find_reg): Mark the eh regs as used if necessary.
21127 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
21128 * ra.h (struct allocno): no_eh_reg field added. Changed
21129 no_stack_reg type to bitfield.
21131 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
21133 * tree.c (substitute_in_expr): Add missing 'break'.
21135 2008-01-17 Richard Guenther <rguenther@suse.de>
21137 PR tree-optimization/34825
21138 * tree-ssa-math-opts.c (is_division_by): Do not recognize
21139 x / x as division to handle.
21141 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21143 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
21144 "-pthread" is specified.
21145 * pa-hpux11.h (LIB_SPEC): Likewise.
21147 2008-01-16 Janis Johnson <janis187@us.ibm.com>
21148 Peter Bergner <bergner@vnet.ibm.com>
21150 PR rtl-optimization/33796
21151 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
21153 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21155 PR libgfortran/34699
21156 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
21158 * pa-hpux10.h (LINK_SPEC): Likewise.
21159 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
21161 2008-01-16 Richard Guenther <rguenther@suse.de>
21163 PR middle-end/32628
21164 * fold-const.c (fold_convert_const_int_from_int): Do not
21165 set overflow if that occured only because of a sign extension
21166 change when converting from/to a sizetype with the same
21167 precision and signedness.
21169 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21172 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
21173 location address to the correct place. Update copyright year.
21175 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21177 * lambda-code.c (lambda_transform_legal_p): Handle the case of
21178 no dependences in the dependence_relations vector.
21180 2008-01-16 Jan Hubicka <jh@suse.cz>
21182 PR rtl-optimization/31396
21183 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
21184 * cfg.c (dump_reg_info): Print it.
21185 * regs.h (struct reg_info_t): add freq_calls_crossed.
21186 (REG_FREQ_CALLS_CROSSED): New macro.
21187 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
21188 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
21189 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
21190 regmove_optimize): Update call crossed frequencies.
21191 * local-alloc.c (struct qty): Add freq_calls_crossed.
21192 (alloc_qty): Copute freq_calls_crossed.
21193 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
21194 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
21195 * ra.h (struct allocno): Add freq_calls_crossed.
21197 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21199 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
21200 libgomp when compiling with ftree-parallelize-loops.
21201 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
21203 2008-01-16 Richard Guenther <rguenther@suse.de>
21205 PR tree-optimization/34769
21206 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
21207 * tree.c (int_cst_value): Instead make this function more
21208 permissive in what it accepts as valid input. Document this
21209 function always sign-extends the value.
21211 2008-01-16 Jakub Jelinek <jakub@redhat.com>
21212 Richard Guenther <rguenther@suse.de>
21215 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
21216 (gimple_fold_indirect_ref_rhs): ... this.
21217 (gimple_fold_indirect_ref): New function with foldings
21218 that preserve lvalueness.
21219 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
21220 * tree-flow.h (gimple_fold_indirect_ref): Declare.
21221 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
21222 to fold an INDIRECT_REF, fall back to the old use of
21223 fold_indirect_ref_1.
21225 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21227 * tree-data-ref.c (subscript_dependence_tester_1): Call
21228 free_conflict_function.
21229 (compute_self_dependence): Same.
21231 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21234 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
21235 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
21237 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
21238 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
21239 for DWARF2_UNWIND_INFO targets.
21241 2008-01-16 Richard Guenther <rguenther@suse.de>
21244 * c-typeck.c (common_pointer_type): Do not merge inconsistent
21245 type qualifiers for function types.
21247 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
21249 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
21250 loop_iterator li from previous commit.
21252 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
21254 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
21256 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21258 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
21259 (parallelize_loops): Don't parallelize irreducible components.
21261 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21264 * c-opts (c_common_post_options): Do not enable CPP
21265 flag_pedantic_errors by default.
21267 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
21269 PR rtl-optimization/31944
21270 * cse.c (remove_pseudo_from_table): New function.
21271 (merge_equiv_classes): Use above function to remove pseudo-registers.
21272 (invalidate): Likewise.
21274 2008-01-13 Richard Guenther <rguenther@suse.de>
21276 PR middle-end/34601
21277 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
21278 instead of TYPE_MODE to deal with calls from expand_one_error_var.
21280 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
21282 * gcse.c (cprop_jump): Call validate_unshare_change instead of
21283 validate_change to unshare the source of the PC set.
21285 2008-01-12 Jan Hubicka <jh@suse.cz>
21287 PR middle-end/32135
21288 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
21289 references above array bounds. This might trigger bounds checks for
21290 pointers to arrays.
21292 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21294 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
21295 new_replaceable_dependencies.
21297 2008-01-12 Doug Kwan <dougkwan@google.com>
21299 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
21300 instead of OPT_Wreturn_type in warning due to ignored return type
21302 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
21303 options included in -Wextra.
21304 * c.opt: New option -Wignored_qualifiers.
21305 * doc/invoke.texi (Warning Options, -Wextra): Add new option
21306 -Wignore_qualifiers.
21307 (-Wignored-qualifiers): Document.
21308 (-Wreturn-type): Remove description of functionality now handled
21309 by -Wignored-qualifiers.
21311 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
21314 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
21315 NOP_EXPR if it is between integral types with the same precision.
21317 2008-01-12 Jan Hubicka <jh@suse.cz>
21320 * invoke.texi (max-inline-recursive-depth): Fix default value.
21322 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
21324 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
21327 2008-01-11 Bob Wilson <bob.wilson@acm.org>
21329 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
21331 2008-01-11 James E. Wilson <wilson@specifix.com>
21334 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
21336 2008-01-11 Anatoly Sokolov <aesok@post.ru>
21338 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
21339 save/restore frame pointer register and don't use 'call-prologues'
21340 optimization in function with "OS_task" attribute.
21342 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
21344 PR middle-end/31309
21345 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
21346 when copying to memory.
21348 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
21350 PR rtl-optimization/30905
21351 * cfgcleanup.c: Include dce.h
21352 (crossjumps_occured): New global variable.
21353 (try_crossjump_bb): Exit loop after finding a fallthru edge.
21354 If something changed, set crossjumps_occured to true.
21355 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
21356 Don't add/remove fake edges to exit here...
21357 (cleanup_cfg): ...but do it here, when crossjumping.
21358 Run a fast DCE when successful crossjumps occured in the latest
21359 iteration of try_optimize_cfg.
21361 2008-01-11 Richard Guenther <rguenther@suse.de>
21363 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
21364 (struct vn_unary_op_s): Likewise.
21365 (vn_reference_insert): Free old reference on hash collision.
21367 2008-01-10 Raksit Ashok <raksit@google.com>
21369 PR rtl-optimization/27971
21370 * combine.c (find_split_point): Split PLUS expressions which are
21371 inside a MEM rtx, and whose first operand is complex.
21373 2008-01-10 DJ Delorie <dj@redhat.com>
21375 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
21376 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
21377 (m32c_hard_regno_ok): Call the underlying function.
21379 2008-01-10 Richard Guenther <rguenther@suse.de>
21381 PR middle-end/34683
21382 * tree-cfg.c (tree_merge_blocks): Do not go through the
21383 full-blown folding and stmt updating path if we just deal
21384 with virtual operands.
21385 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
21386 test for abnormal SSA_NAMEs.
21388 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
21390 PR middle-end/34641
21391 * reload.c (push_reload): Add assertions. All constants from
21392 reg_equiv_constant should have been used for replacing the respective
21394 (find_reloads_address): Invoke find_reloads_address_part for
21395 constant taken from the reg_equiv_constant array.
21397 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
21399 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
21400 field (valnum) the first in the struct. Replace bools with
21403 2008-01-10 Richard Guenther <rguenther@suse.de>
21405 PR tree-optimization/34651
21406 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
21407 types and ordering for masking and converting.
21409 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
21411 PR tree-optimization/34017
21412 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
21413 also for PHI_NODE expressions.
21415 2008-01-09 Jan Hubicka <jh@suse.cz>
21417 PR tree-optimization/34708
21418 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
21419 based on number of case labels.
21420 (init_inline_once): Remove switch_cost.
21421 * tree-inline.h (eni_weights_d): Remove switch_cost.
21423 2008-01-09 Richard Guenther <rguenther@suse.de>
21424 Andrew Pinski <andrew_pinski@playstation.sony.com>
21426 PR middle-end/30132
21427 * gimplify.c (gimplify_cond_expr): Do not create an addressable
21428 temporary if an rvalue is ok or an lvalue is not required.
21430 2008-01-09 Richard Guenther <rguenther@suse.de>
21432 PR middle-end/34458
21433 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
21434 adjust return type.
21436 2008-01-09 Richard Guenther <rguenther@suse.de>
21438 PR middle-end/34679
21439 * tree.c (host_integerp): Check for sizetype only if the
21440 type is an integer type.
21442 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
21445 * opts.c (decode_options): Disable inlining of functions called
21446 once if not in unit-at-a-time mode.
21448 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
21450 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
21452 2008-01-08 Richard Guenther <rguenther@suse.de>
21454 PR middle-end/31863
21455 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
21456 out early if the result will be unused.
21458 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
21463 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21464 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
21467 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
21469 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
21470 for vectorization tuned.
21472 2008-01-08 Richard Guenther <rguenther@suse.de>
21474 PR tree-optimization/34683
21475 * tree-ssa-operands.c (operand_build_cmp): Export.
21476 * tree-ssa-operands.h (operand_build_cmp): Declare.
21477 * tree-vn.c (vuses_compare): Remove.
21478 (sort_vuses): Use operand_build_cmp.
21479 (sort_vuses_heap): Likewise.
21480 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
21481 to re-use old VEC if available. Do not sort already sorted VUSEs.
21482 (vdefs_to_vec): Do not sort already sorted VDEFs.
21484 2008-01-08 Jakub Jelinek <jakub@redhat.com>
21486 PR middle-end/34694
21487 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
21489 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
21492 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
21493 limitations of reciprocal sequences on x86 targets.
21495 2008-01-08 Richard Guenther <rguenther@suse.de>
21497 PR tree-optimization/34683
21498 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
21500 2008-01-07 Jakub Jelinek <jakub@redhat.com>
21503 * config/darwin.c (darwin_mergeable_string_section): Don't use
21504 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
21506 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
21509 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
21510 negxf2. Macroize expander using X87MODEF mode iterator. Change
21511 predicates of op0 and op1 to register_operand.
21512 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
21513 expander using X87MODEF mode iterator. Change predicates of
21514 op0 and op1 to register_operand.
21515 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
21516 corresponding patterns and macroize using MODEF macro. Change
21517 predicates of op0 and op1 to register_operand and remove
21518 "m" constraint. Disparage "r" alternative with "!".
21519 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
21520 macroize using X87MODEF macro. Change predicates of op0 and op1
21521 to register_operand and remove "m" constraint. Disparage "r"
21522 alternative with "!".
21523 (absneg splitter with memory operands): Remove.
21524 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
21525 patterns and macroize using X87MODEF mode iterator.
21526 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
21527 Change predicate of op1 to register_operand.
21528 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
21529 for memory operands.
21531 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
21533 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
21535 2008-01-07 Richard Guenther <rguenther@suse.de>
21537 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
21540 2008-01-07 Richard Guenther <rguenther@suse.de>
21542 PR tree-optimization/34683
21543 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
21544 VOPs of the needed size to save memory. Use VEC_quick_push
21545 to save compile-time.
21546 (vdefs_to_vec): Likewise.
21548 2008-01-07 Sa Liu <saliu@de.ibm.com>
21550 * config/spu/spu.md (divdf3): Genetate inline code for double
21551 division. The implementation doesn't handle INF or NAN, therefore it
21552 only applies when -ffinite-math-only is given.
21554 2008-01-06 Paolo Carlini <pcarlini@suse.de>
21557 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
21558 * doc/cpp.texi ([Common Predefined Macros]): Document.
21560 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
21562 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
21563 order to use commutative addition instead of subtraction.
21565 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
21566 Mircea Namolaru <namolaru@il.ibm.com>
21567 Vladimir Yanovsky <yanov@il.ibm.com>
21568 Revital Eres <eres@il.ibm.com>
21570 PR tree-optimization/34263
21571 * tree-outof-ssa.c (process_single_block_loop_latch,
21572 contains_tree_r): New functions.
21573 (analyze_edges_for_bb): Call process_single_block_loop_latch
21574 function to empty single-basic-block latch block if possible.
21576 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21578 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
21580 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
21582 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
21584 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
21586 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
21588 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
21590 2008-01-05 Jakub Jelinek <jakub@redhat.com>
21592 PR tree-optimization/34618
21593 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
21596 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21599 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
21600 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
21601 Update copyright year.
21603 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
21604 Update copyright year.
21605 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
21608 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
21610 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
21611 edge does not point to current bb before changing need_assert.
21613 2008-01-04 Richard Guenther <rguenther@suse.de>
21615 PR middle-end/34029
21616 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
21617 for verifying purposes if they are is_gimple_min_invariant.
21619 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
21621 PR tree-optimization/34448
21622 PR tree-optimization/34465
21623 * gimplify.c (gimplify_init_constructor): Add new parameter
21624 notify_temp_creation. Use it.
21625 (gimplify_modify_expr_rhs): Take volatiles into account when
21626 optimizing constructors.
21627 Do not optimize constructors if gimplify_init_constructor will dump to
21629 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
21630 * gcc.c-torture/compile/pr34448.c: New.
21632 2008-01-04 Jakub Jelinek <jakub@redhat.com>
21634 PR gcov-profile/34609
21635 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
21636 return_slot if result is TREE_ADDRESSABLE.
21638 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
21640 * config/mips/mips.md (sqrt_condition): Tweak comment.
21641 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
21643 2008-01-03 Tom Tromey <tromey@redhat.com>
21646 * c-common.c (c_type_hash): Handle VLAs.
21648 2008-01-03 Jan Hubicka <jh@suse.cz>
21650 PR tree-optimization/31081
21651 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
21652 0 when inlining and not inlining to first basic block.
21653 (remap_decl): When var is initialized to 0, don't set default_def.
21654 (expand_call_inline): Set entry_bb.
21655 * tree-inline.h (copy_body_data): Add entry_bb.
21657 2008-01-03 Jakub Jelinek <jakub@redhat.com>
21660 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
21663 PR tree-optimization/29484
21664 * tree-inline.c (inline_forbidden_p_2): New function.
21665 (inline_forbidden_p): Disallow inlining if some static var
21666 has an address of a local LABEL_DECL in its initializer.
21667 * doc/extend.texi (Labels as Values): Document &&foo behaviour
21670 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
21672 PR tree-optimization/34635
21673 * tree-data-ref.c (add_other_self_distances): Make sure that the
21674 evolution step is constant.
21676 2008-01-03 Jakub Jelinek <jakub@redhat.com>
21678 PR middle-end/34608
21679 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
21681 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
21683 * tree-sra.c (scalarize_init): Insert the generate_element_init
21684 statements after the generate_element_zero statements.
21686 2008-01-02 Richard Guenther <rguenther@suse.de>
21688 PR middle-end/34093
21689 PR middle-end/31976
21690 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
21691 for very large number of operands instead of ICEing.
21693 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
21696 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
21697 while stack probing.
21699 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
21701 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
21704 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
21706 PR libmudflap/26442
21707 * tree-mudflap.c (mx_register_decls): Guard warning by
21708 !DECL_ARTIFICIAL check.
21710 2008-01-01 Jakub Jelinek <jakub@redhat.com>
21712 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
21713 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
21714 sse5_perm<mode>): Fix constraints.