1 2008-09-01 Jan Hubicka <jh@suse.cz>
3 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
4 present, use only counts; when guessed use only frequencies.
5 (estimate_bb_frequencies): Use function_frequency.
6 * profile.c (compute_branch_probabilities): Exit early when
7 profile reading failed. Set profile_status.
8 (branch_prob): Do not set profile_status.
10 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
12 * tree.c (protected_set_expr_location): New.
13 * tree.h (protected_set_expr_location): New prototype.
14 * c-tree.h (build_array_ref): Add argument.
15 (parser_build_unary_op): Same.
16 * c-typeck.c (build_indirect_ref): Handle new location argument.
17 (build_array_ref): Same.
18 (parser_build_unary_op): Same.
19 * gimplify.c (gimplify_asm_expr): Set input_location before calling
21 * c-omp.c (c_finish_omp_atomic): Pass location when calling
23 * c-common.c (finish_label_address_expr): Handle new location
25 * c-common.h (build_indirect_ref): Add argument.
26 (finish_label_address_expr): Same.
27 * c-parser.c (c_parser_unary_expression): Pass location to build
29 (c_parser_postfix_expression): Same.
31 2008-09-01 Paul Brook <paul@codesourcery.com>
33 * config/arm/arm.md: Include cortex-r4f.md.
34 (attr fpu): Update type list.
35 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
36 fconstd, fcmps and fcmpd.
37 (attr tune_cortexr4): Define.
38 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
39 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
40 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
41 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
42 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn
44 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
45 cortex_a8_vfp_farith: Ditto.
46 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
47 * config/arm/cortex-r4.md: Use tune_cortexr4.
48 * config/arm/cortex-r4f.md: New file.
50 2008-09-01 Richard Guenther <rguenther@suse.de>
52 PR tree-optimization/37305
53 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
54 the result of constant conversions.
55 (fold_gimple_assign): Likewise.
57 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
59 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
60 #ifdef ENABLE_CHECKING.
62 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
64 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
65 * sched-int.h (print_insn, print_pattern, print_value): Declare also
66 when !INSN_SCHEDULING.
68 2008-09-01 Andreas Schwab <schwab@suse.de>
70 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
72 2008-09-01 Paul Brook <paul@codesourcery.com>
74 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
76 2008-00-01 Jan Hubicka <jh@suse.cz>
78 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
80 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P): Pass speed operand.
81 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
82 * gimplify.c (gimplify_init_constructor): Add speed operand.
83 * tree-sra.c (decide_block_copy): Likewise.
84 * tree-inline.c (estimate_move_cost): Likewise.
85 * config/alpha/alpha.h (MOVE_RATIO): Update.
86 * config/frv/frv.c (MOVE_RATIO): Update.
87 * config/spu/spu.h (MOVE_RATIO): Update.
88 * config/sparc/sparc.h (MOVE_RATIO): Update.
89 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
90 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
91 * config/cris/cris.h (MOVE_RATIO): Update.
92 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
93 * config/arm/arm.h (MOVE_RATIO): Update.
94 * config/pa/pa.md: Update uses of MOVE_RATIO
95 * config/pa/pa.h (MOVE_RATIO): Update.
96 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES, CLEAR_RATIO, SET_RATIO): Update.
97 * config/h8300/h8300.h (MOVE_RATIO): Update.
98 * config/v850/v850.h (MOVE_RATIO): Update.
99 * config/bfin/bfin.h (MOVE_RATIO): Update.
101 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
102 Dmitry Melnik <dm@ispras.ru>
103 Dmitry Zhurikhin <zhur@ispras.ru>
104 Alexander Monakov <amonakov@ispras.ru>
105 Maxim Kuvyrkov <maxim@codesourcery.com>
107 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
108 sel-sched-dump.c, sel-sched-ir.c: New files.
109 * Makefile.in (OBJS-common): Add selective scheduling object
111 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
112 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
113 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
114 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
115 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
116 (make_forwarder_block): Update loop latch if we have redirected
118 * cfgloop.c (get_loop_body_in_custom_order): New function.
119 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
120 (CP_FALLTHRU_PREHEADERS): Likewise.
121 (get_loop_body_in_custom_order): Declare.
122 * cfgloopmanip.c (has_preds_from_loop): New.
123 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
124 Assert that the preheader edge will be fall thru when it is set.
125 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
126 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
127 fsel-sched-substitution, fselective-scheduling): New flags.
128 * cse.c (hash_rtx_cb): New.
130 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
131 sel_sched_insn_cnt): New counters.
132 * final.c (compute_alignments): Export. Free dominance info after loop_optimizer_finalize.
133 * genattr.c (main): Output maximal_insn_latency prototype.
134 * genautomata.c (output_default_latencies): New. Factor its code from ...
135 (output_internal_insn_latency_func): ... here.
136 (output_internal_maximal_insn_latency_func): New.
137 (output_maximal_insn_latency_func): New.
138 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
139 (struct hard_reg_set_iterator): New.
140 (hard_reg_set_iter_init, hard_reg_set_iter_set,
141 hard_reg_set_iter_next): New functions.
142 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
143 * lists.c (remove_free_INSN_LIST_node,
144 remove_free_EXPR_LIST_node): New functions.
145 * loop-init.c (loop_optimizer_init): When LOOPS_HAVE_FALLTHRU_PREHEADERS,
146 set CP_FALLTHRU_PREHEADERS when calling create_preheaders.
147 (loop_optimizer_finalize): Do not verify flow info after reload.
148 * recog.c (validate_replace_rtx_1): New parameter simplify.
149 Default it to true. Update all uses. Factor out simplifying
151 (simplify_while_replacing): ... this new function.
152 (validate_replace_rtx_part,
153 validate_replace_rtx_part_nosimplify): New.
154 * recog.h (validate_replace_rtx_part,
155 validate_replace_rtx_part_nosimplify): Declare.
156 * rtl.c (rtx_equal_p_cb): New.
157 (rtx_equal_p): Use it.
158 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
159 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
160 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
161 * vecprim.h: Add a vector type for unsigned int.
162 * haifa-sched.c: Include vecprim.h and cfgloop.h.
163 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
164 ready_try, cycle_issued_insns, spec_info): Make global.
165 (readyp): Initialize.
166 (dfa_lookahead): New global variable.
167 (old_max_uid, old_last_basic_block): Remove.
168 (h_i_d): Make it a vector.
169 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
171 (after_recovery, adding_bb_to_current_region_p):
172 New variables to handle correct insertion of the recovery code.
173 (struct ready_list): Move declaration to sched-int.h.
174 (rgn_n_insns): Removed.
175 (rtx_vec_t): Move to sched-int.h.
176 (find_insn_reg_weight): Remove.
177 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
178 (haifa_init_h_i_d, haifa_finish_h_i_d):
179 New functions to initialize / finalize haifa instruction data.
180 (extend_h_i_d, init_h_i_d): Rewrite.
181 (unlink_other_notes): Move logic to add_to_note_list. Handle
183 (ready_lastpos, ready_element, ready_sort, reemit_notes,
184 find_fallthru_edge): Make global, remove static prototypes.
185 (max_issue): Make global. Add privileged_n and state parameters. Use
187 (extend_global, extend_all): Removed.
188 (init_before_recovery): Add new param. Fix the handling of the case
189 when we insert a recovery code before the EXIT which has a predecessor
190 with a fallthrough edge to it.
191 (create_recovery_block): Make global. Rename to
192 sched_create_recovery_block. Update.
193 (change_pattern): Rename to sched_change_pattern. Make global.
194 (speculate_insn): Rename to sched_speculate_insn. Make global.
195 Split haifa-specific functionality into ...
196 (haifa_change_pattern): New static function.
197 (sched_extend_bb): New static function.
198 (sched_init_bbs): New function.
199 (current_sched_info): Change type to struct haifa_sched_info.
200 (insn_cost): Adjust for selective scheduling.
201 (dep_cost_1): New function. Move logic from ...
202 (dep_cost): ... here.
203 (dep_cost): Use dep_cost_1.
204 (contributes_to_priority_p): Use sched_deps_info instead of
206 (priority): Adjust to work with selective scheduling. Process the
207 corner case when all dependencies don't contribute to priority.
208 (rank_for_schedule): Use ds_weak instead of dep_weak.
209 (advance_state): New function. Move logic from ...
210 (advance_one_cycle): ... here.
211 (add_to_note_list, concat_note_lists): New functions.
212 (rm_other_notes): Make static. Adjust for selective scheduling.
213 (remove_notes, restore_other_notes): New functions.
214 (move_insn): Add two arguments. Update assert. Don't call
216 (choose_ready): Remove lookahead variable, use dfa_lookahead.
217 Remove more_issue, max_points. Move the code to initialize
218 max_lookahead_tries to max_issue.
219 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
220 ready. Adjust use of move_insn. Call restore_other_notes.
222 (sched_init, sched_finish): Move Haifa-specific initialization/
224 (haifa_sched_init, haifa_sched_finish): ... respectively.
226 (setup_sched_dump): New function.
227 (haifa_init_only_bb): New static function.
228 (haifa_speculate_insn): New static function.
229 (try_ready): Use haifa_* instead of speculate_insn and
231 (extend_ready, extend_all): Remove.
232 (sched_extend_ready_list, sched_finish_ready_list): New functions.
233 (create_check_block_twin, add_to_speculative_block): Use
234 haifa_insns_init instead of extend_global. Update to use new
235 initialization functions. Change parameter. Factor out code from
236 create_check_block_twin to ...
237 (sched_create_recovery_edges) ... this new function.
239 (sched_scan_info): New.
240 (extend_bb): Use sched_scan_info.
241 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
242 static functions for walking through scheduling region.
243 (sched_luids): New vector variable to replace uid_to_luid.
244 (luids_extend_insn): New function.
245 (sched_max_luid): New variable.
246 (luids_init_insn): New function.
247 (sched_init_luids, sched_finish_luids): New functions.
248 (insn_luid): New debug function.
249 (sched_extend_target): New function.
250 (haifa_init_insn): New static function.
251 (sched_init_only_bb): New hook.
252 (sched_split_block): New hook.
253 (sched_split_block_1): New function.
254 (sched_create_empty_bb): New hook.
255 (sched_create_empty_bb_1): New function.
256 (common_sched_info, ready): New global variables.
257 (current_sched_info_var): Remove.
258 (move_block_after_check): Use common_sched_info.
259 (haifa_luid_for_non_insn): New static function.
260 (init_before_recovery): Use haifa_init_only_bb instead of
262 (increase_insn_priority): New.
263 * modulo-sched.c: (issue_rate): Remove static declaration.
264 (sms_sched_info): Change type to haifa_sched_info.
265 (sms_sched_deps_info, sms_common_sched_info): New variables.
266 (setup_sched_infos): New.
267 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
268 Do not call regstat_free_calls_crossed.
269 (sms_print_insn): Use const_rtx.
270 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
271 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
272 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
273 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
274 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
275 current_sched_info to use it.
276 (enum reg_pending_barrier_mode): Move to sched-int.h.
277 (h_d_i_d): New variable. Initialize to NULL.
278 ({true, output, anti, spec, forward}_dependency_cache): Initialize
280 (estimate_dep_weak): Remove static declaration.
281 (sched_has_condition_p): New function. Adjust users of
282 sched_get_condition to use it instead.
283 (conditions_mutex_p): Add arguments indicating which conditions are
285 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
286 argument to indicate whether returned condition is reversed. Do not
287 generate new rtx when condition should be reversed; indicate it by
288 setting new argument instead.
289 (add_dependence_list_and_free): Add deps parameter.
290 Update all users. Do not free dependence list when
291 deps context is readonly.
292 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
294 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
295 (remove_from_deps): New. Use the above functions.
296 (cur_insn, can_start_lhs_rhs_p): New static variables.
297 (add_or_update_back_dep_1): Initialize present_dep_type.
298 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
299 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
300 haifa_note_dep): New functions implementing dependence hooks for
302 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
303 note_dep): New functions.
304 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
306 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
307 (free_deps): Initialize deps->reg_last.
308 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
309 sched_analyze_insn): Update to use dependency hooks infrastructure
310 and readonly contexts.
311 (deps_analyze_insn): New function. Move part of logic from ...
312 (sched_analyze): ... here. Also move some logic to ...
313 (deps_start_bb): ... here. New function.
314 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
316 (sched_deps_init): New function. Move code from ...
317 (init_dependency_caches): ... here. Remove.
318 (init_deps_data_vector): New.
319 (sched_deps_finish): New function. Move code from ...
320 (free_dependency_caches): ... here. Remove.
321 (init_deps_global, finish_deps_global): Adjust for use with
322 selective scheduling.
323 (get_dep_weak): Move logic to ...
324 (get_dep_weak_1): New function.
325 (ds_merge): Move logic to ...
326 (ds_merge_1): New static function.
327 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
328 (ds_get_max_dep_weak): New function.
329 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
330 (n_insns): Rename to rgn_n_insns.
331 (debug_ebb_dependencies): New function.
332 (init_ready_list): Use it.
333 (begin_schedule_ready): Use sched_init_only_bb.
334 (ebb_print_insn): Indicate when an insn starts a new cycle.
335 (contributes_to_priority, compute_jump_reg_dependencies,
336 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
337 (add_block1): Remove to ebb_add_block.
338 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
339 (schedule_ebb): Initialize them. Use remove_notes instead of
340 rm_other_notes. Use haifa_local_init/finish.
341 (schedule_ebbs): Use haifa_sched_init/finish.
342 * sched-int.h: Include vecprim.h, remove rtl.h.
343 (struct ready_list): Delete declaration.
344 (sched_verbose_param, enum sched_pass_id_t,
345 bb_vec_t, insn_vec_t, rtx_vec_t): New.
346 (struct sched_scan_info_def): New structure.
347 (sched_scan_info, sched_scan, sched_init_bbs,
348 sched_init_luids, sched_finish_luids, sched_extend_target,
349 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
350 (struct common_sched_info_def): New.
351 (common_sched_info, haifa_common_sched_info,
352 sched_emulate_haifa_p): Declare.
354 (sched_luids): Declare.
355 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
356 (sched_max_luid, insn_luid): Declare.
357 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
358 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
359 print_insn, print_pattern, print_value, haifa_classify_insn,
360 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
361 setup_sched_dump, sched_init, sched_finish,
362 sel_insn_is_speculation_check): Export.
363 (struct ready_list): Move from haifa-sched.c.
364 (ready_try, ready, max_issue): Export.
365 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
366 sched_init_only_bb, sched_split_block, sched_split_block_1,
367 sched_create_empty_bb, sched_create_empty_bb_1,
368 sched_create_recovery_block, sched_create_recovery_edges): Export.
369 (enum reg_pending_barrier_mode): Export.
370 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
372 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
373 print_insn field. Move add_block and fix_recovery_cfg to
374 common_sched_info_def. Move compute_jump_reg_dependencies, use_cselib ...
375 (struct sched_deps_info_def): ... this new structure.
376 (sched_deps_info): Declare.
377 (struct spec_info_def): Remove weakness_cutoff, add
378 data_weakness_cutoff and control_weakness_cutoff.
379 (spec_info): Declare.
380 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
382 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
383 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
384 (current_sched_info): Change type to struct haifa_sched_info.
385 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
386 (h_d_i_d): New variable.
387 (HDID): New accessor macro.
388 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
389 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
391 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
392 (enum SCHED_FLAGS): Update for selective scheduler.
393 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
394 (init_dependency_caches, free_dependency_caches): Delete declarations.
395 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
396 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
397 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
398 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
399 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
401 (rm_other_notes): Delete declaration.
402 (schedule_block): Remove one argument.
403 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
404 ready_element, ready_lastpos, sched_extend_ready_list,
405 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
406 concat_note_lists): Export.
407 (struct region): Move from sched-rgn.h.
408 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
409 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
410 BLOCK_TO_BB, CONTAINING_RGN): Export.
411 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
412 (current_nr_blocks, current_blocks, target_bb): Likewise.
413 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
414 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
415 sched_rgn_local_init, extend_regions,
416 rgn_make_new_region_out_of_new_block, compute_priorities,
417 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
418 extend_rgns, deps_join rgn_setup_common_sched_info,
419 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
420 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
421 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
422 increase_insn_priority): Likewise.
423 * sched-rgn.c: Include sel-sched.h.
424 (ref_counts): New static variable. Use it ...
425 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
426 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
427 (sched_is_disabled_for_current_region_p): Delete static declaration.
428 (struct region): Move to sched-int.h.
429 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
430 ebb_head): Define and initialize.
431 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
432 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
433 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
435 (find_single_block_region): Add new argument to indicate that EBB
436 regions should be constructed.
437 (debug_live): Delete declaration.
438 (current_nr_blocks, current_blocks, target_bb): Remove static qualifiers.
439 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
441 (init_regions): Delete declaration.
442 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
443 rgn_estimate_number_of_insns): New.
444 (too_large): Use estimate_number_of_insns.
445 (haifa_find_rgns): New. Move the code from ...
446 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
447 (free_trg_info): New.
448 (compute_trg_info): Allocate candidate tables here instead of ...
449 (init_ready_list): ... here.
450 (rgn_print_insn): Use const_rtx.
451 (contributes_to_priority, extend_regions): Delete static declaration.
452 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
453 (add_block1): Rename to rgn_add_block.
454 (debug_rgn_dependencies): Delete static qualifier.
455 (new_ready): Use sched_deps_info. Simplify.
456 (rgn_common_sched_info, rgn_const_sched_deps_info,
457 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info): New.
458 (region_sched_info): Rename to rgn_const_sched_info.
459 (deps_join): New, extracted from ...
460 (propagate_deps): ... here.
461 (compute_block_dependences, debug_dependencies): Update for selective
463 (free_rgn_deps, compute_priorities): New functions.
464 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
465 sched_rgn_compute_dependencies): New functions.
466 (schedule_region): Use them.
467 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
468 rgn_setup_common_sched_info, rgn_setup_sched_infos):
470 (schedule_insns): Call new functions that were split out.
471 (rgn_make_new_region_out_of_new_block): New.
472 (get_rgn_sched_max_insns_priority): New.
473 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
474 scheduling when appropriate.
475 * sched-vis.c: Include insn-attr.h.
476 (print_value, print_pattern): Make global.
477 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
478 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
479 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
480 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
481 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
482 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
483 hooks. Initialize them to 0.
484 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
485 * target.h (struct gcc_target): Add them. Rename gen_check field to
487 * flags.h (sel_sched_switch_set): Declare.
488 * opts.c (sel_sched_switch_set): New variable.
489 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
490 pipelining is disabled from command line.
491 (common_handle_option): Record whether selective scheduling is
492 requested from command line.
493 * doc/invoke.texi: Document new flags and parameters.
494 * doc/tm.texi: Document new target hooks.
495 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to ia64_gen_check.
496 (dfa_state_size): Do not declare locally.
497 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
498 * config/rs6000/rs6000.c (rs6000_init_sched_context,
499 rs6000_alloc_sched_context, rs6000_set_sched_context,
500 rs6000_free_sched_context): New functions.
501 (struct _rs6000_sched_context): New.
502 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
504 (rs6000_sched_finish): Do not run for selective scheduling.
506 2008-08-31 Jan Hubicka <jh@suse.cz>
508 * frv.c (frv_rtx_costs): Update forward declaration.
509 * spu.c (spu_rtx_costs): Likewise.
510 * pdp11.c: Include df.h
511 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
512 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
513 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
514 * iq2000.c (iq2000_address_cost): Add speed argument.
515 (iq2000_rtx_costs): Likewise.
516 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
517 update call of mn10300_address_cost.
518 * mcore.c: Include df.h
519 (mcore_rtx_costs): Update prototype.
520 * score3.c: Include df.h
521 (score3_rtx_costs): Remove speed argument.
522 * score7.c: Include df.h
523 (score7_address_cost): Remove speed argument.
524 * score-protos.h (score_address_cost): Update prototype.
525 * score.c: Include df.h
526 (score_rtx_costs): Update call of costs functions.
527 * v850.c (v850_rtx_costs): Add bool argument.
529 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
531 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
533 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
535 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
536 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
538 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
540 * mkmap-flat.awk: Add option pe_dll.
541 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
542 * config/i386/t-cygwin (SHLIB_LC): Add.
543 * config/i386/t-mingw32 (SHLIB_LC): Add.
544 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
545 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
546 (LINK_SPEC): Support libgcc_s.
547 (LIBGCC_SPEC): Support libgcc_s.
548 (LIBGCC_SONAME): New.
550 2008-08-31 Jan Hubicka <jh@suse.cz>
552 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
553 mistakely had old version of patch.
555 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
556 (ipcp_estimate_growth): New.
557 (ipcp_insert_stage): Use ipcp_estimate_growth.
558 * profile.c (branch_prob): When reading failed, do not consider
561 2008-08-31 Jan Hubicka <jh@suse.cz>
563 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
564 loop is optimized for speed.
566 2008-08-31 Richard Guenther <rguenther@suse.de>
569 * fold-const.c (fold_binary): Retain conversions in folding
572 2008-08-31 Jan Hubicka <jh@suse.cz>
574 * postreload-gcse.c (eliminate_partially_redundant_loads): Use optimize_bb_for_size_p.
575 * predict.c (maybe_hot_frequency_p): Make inline.
576 (maybe_hot_count_p): Break out from ...
577 (maybe_hot_bb_p): ... this one.
578 (maybe_hot_edge_p): Simplify.
579 * basic-block.h (probably_cold_bb_p): Remove.
581 2008-08-31 Jakub Jelinek <jakub@redhat.com>
584 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
586 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
587 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
589 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
592 2008-08-31 Jan Hubicka <jh@suse.cz>
594 * predict.c (PROB_VERY_LIKELY): Make small enough so things
596 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
598 2008-08-31 Jakub Jelinek <jakub@redhat.com>
601 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
604 * dwarf2out.c (native_encode_initializer): Subtract min_index for
605 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
607 2008-08-31 Jan Hubicka <jh@suse.cz>
609 * sparc.h (BRANCH_COST): Fix macro definition.
610 * avr.c (avr_operand_rtx_cost): Add speed argument.
611 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
613 2008-08-31 Richard Guenther <rguenther@suse.de>
615 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
616 types instead of operands. Re-instantiate verifying of
617 binary expression operands.
619 2008-08-30 Jan Hubicka <jh@suse.cz>
621 * fwprop.c (should_replace_address): Add speed attribute.
622 (PR_OPTIMIZE_FOR_SPEED): New flag.
623 (propagate_rtx_1): Use it.
624 (propagate_rtx): Set it.
625 (try_fwprop_subst): Update call of rtx_costs.
626 (forward_propagate_and_simplify): LIkewise.
627 * hooks.c (hook_int_rtx_bool_0): New
628 (hook_bool_rtx_int_int_intp_false): Replace by ...
629 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
630 * hooks.h (hook_int_rtx_bool_0): New
631 (hook_bool_rtx_int_int_intp_false): Replace by ...
632 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
633 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
634 (prepare_cmp_insn): UPdate call of rtx_cost.
635 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
636 (reload_cse_simplify_operands): Update call of rtx_cost.
637 (reload_cse_move2add): call of rtx_cost.
638 * target.h (struct gcc_target): Update rtx_costs and address_costs.
639 * rtlanal.c (rtx_cost): Add speed argument.
640 (address_cost): Add speed argument
641 (default_address_cost): Likewise.
642 (insn_rtx_cost): Likewise.
643 * cfgloopanal.c (seq_cost): Add speed argument.
644 (target_reg_cost, target_spill_cost): Turn to array.
645 (init_set_costs): Update for speed.
646 (estimate_reg_pressure_cost): Add speed argument.
647 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
648 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
649 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
650 (seq_cost): Add speed argument.
651 (computation_cost): Add speed arugment.
652 (add_cost, multiply_by_const, get_address_cost): add speed argument.
653 (force_expr_to_var_cost): Update for profile info.
654 (force_var_cost): Likewise.
655 (split_address_cost): Likewise.
656 (ptr_difference_cost): Likewise.
657 (difference_cost): Likewise.
658 (get_computation_cost_at): Likewise.
659 (determine_iv_cost): Likewise.
660 (ivopts_global_cost_for_size): Likewise.
661 (rewrite_use_address): Likewise.
662 (tree_ssa_iv_optimize_loop): Initialize speed field.
663 * cse.c (optimize_this_for_speed_p): New static var.
664 (notreg_cost): Update call of rtx_cost.
665 (cse_extended_basic_block): set optimize_this_for_speed_p.
666 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
667 (noce_try_cmove_arith): Likewise.
668 (noce_try_sign_mask): LIkewise.
669 * expr.c (compress_float_constant): Update rtx_cost calls.
670 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
671 (addr_to_parts): Likewise.
672 (create_mem_ref): Likewise.
673 * dse.c (find_shift_sequence): Add speed argument.
674 (replace_read): Update call.
675 * calls.c (precompute_register_parameters): Update call of rtx_cost.
676 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
677 * neg_cost, shift_cost, shiftadd_cost,
678 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
679 mul_highpart_cost): Increase dimension.
680 (init_expmed): Initialize for both size and speed.
681 (expand_shift): Use profile.
682 (synth_mult): Use profile.
683 (choose_mult_variant): Use profile.
684 (expand_mult): Use profile.
685 (expand_mult_highpart_optab): Use profile.
686 (expand_mult_highpart): Use profile.
687 (expand_smod_pow2): Use profile.
688 (expand_divmod): Use profile.
689 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
690 * loop-invariant.c (create_new_invariant): Use profile.
691 (gain_for_invariant): Add speed parameter.
692 (best_gain_for_invariant): Likewise.
693 (find_invariants_to_move): Likewise.
694 (move_single_loop_invariants): Set it.
695 * target-def.h (TARGET_RTX_COSTS): Use hook.
696 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
697 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
698 * output.h (default_address_cost): Update prototype.
699 * combine.c (optimize_this_for_speed_p): New static var.
700 (combine_validate_cost): Update call of rtx_cost.
701 (combine_instructions): Set optimize_this_for_speed_p.
702 (expand_compound_operation): Update call of rtx_cost.
703 (make_extraction):Update call of rtx_cost.
704 (force_to_mode):Update call of rtx_cost.
705 (distribute_and_simplify_rtx):Update call of rtx_cost.
706 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
707 (estimate_reg_pressure_cost): Update prototype.
708 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
709 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
711 * config/alpha/alpha.c (alpha_rtx_costs): Update.
712 (alpha_rtx_costs): Update.
713 * config/frv/frv.c (frv_rtx_costs): Update.
714 * config/s390/s390.c (s390_rtx_costs): Update.
715 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
716 (m32c_rtx_costs): Update.
717 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
718 (spu_rtx_costs): Update.
719 * config/sparc/sparc.c (sparc_rtx_costs): Update.
720 * config/m32r/m32r.c (m32r_rtx_costs): Update.
721 * config/i386/i386.c (:ix86_address_cost): Update.
722 (ix86_rtx_costs): Update.
723 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
724 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
725 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
726 * config/crx/crx.c (crx_address_cost): Update.
727 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
728 * config/stormy16/stormy16.c
729 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
730 * config/m68hc11/m68hc11.c
731 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
732 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
733 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost): Update.
734 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs): Update
735 * config/ia64/ia64.c (ia64_rtx_costs): Update.
736 * config/m68k/m68k.c (m68k_rtx_costs): Update.
737 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
738 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
739 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
740 (mcore_rtx_costs): update.
741 * config/score/score3.c (score3_rtx_costs): Update.
742 * config/score/score7.c (score7_rtx_costs): Update.
743 * config/score/score3.h (score3_rtx_costs):Update.
744 * config/score/score7.h (score7_rtx_costs): Update.
745 * config/score/score.c (score_rtx_costs): Update.
746 * config/arm/arm.c (arm_address_cost): Update.
747 (arm_rtx_costs_1): Update.
748 (arm_rtx_costs_1): Update.
749 (arm_size_rtx_costs): Update.
750 (arm_size_rtx_costs): Update.
751 (arm_size_rtx_costs): Update.
752 (arm_xscale_rtx_costs): Update.
753 (arm_thumb_address_cost): Update.
754 * config/pa/pa.c (hppa_address_cost): Update.
755 * config/mips/mips.c (mips_rtx_costs): Update.
756 * config/vax/vax.c (vax_address_cost): Update.
757 * config/h8300/h8300.c (h8300_shift_costs): Update.
758 (h8300_rtx_costs): Update.
759 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
760 (v850_rtx_costs): Update.
761 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
763 (bfin_address_cost): Update.
764 (bfin_rtx_costs): Update.
765 * stmt.c (lshift_cheap_p): Update.
767 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
770 * expmed.c (extract_bit_field_1): Check the mode size to make
771 sure the vector modes have the same size.
773 2008-08-29 Michael Meissner <gnu@the-meissners.org>
775 * dojump.c (top level): Include basic-block.h to declare
776 optimize_insn_for_speed_p
778 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
780 * opts.h (CL_SAVE): New option class for marking options that are
781 target specific options usable in the target attribute.
782 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
784 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
785 can easily find the target specific options that are safe to use
786 in the attribute or pragma.
788 * attribs.c (decl_attributes): Change #pragma GCC option to
789 #pragma GCC target, and attribute((option(...))) to
790 attribute((target(...))).
792 * doc/extend.texi (target attribute): Change from option
793 attribute. Delete push/pop/reset.
794 (#pragma GCC target): Change from #pragma GCC option. Delete
796 (#pragma GCC push_options): Document new pragma.
797 (#pragma GCC pop_options): Document new pragma.
798 (#pragma GCC reset_options): Document new pragma.
800 * targhooks.c (default_target_option_valid_attribute_p): Add
801 warning about port not supporting target attributes.
802 (default_target_option_pragma_parse): New function, warn about
803 #pragma GCC target not being supported.
805 * targhooks.h (default_target_option_pragma_parse): Add
808 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
809 TI_CURRENT_OPTION_PRAGMA.
810 (current_target_pragma): Rename from current_option_pragma.
812 * target.h: (struct target_option): Delete booleans for changing
813 the optimization level on hot/cold functions. Change signature of
814 pragma_parse hook to take a second tree.
816 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
818 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
819 that the declaration is done at global scope.
821 * langhooks.c (add_builtin_function_common): Move most of the code
822 from add_builtin_function here, calling the hook passed in.
823 (add_builtin_function): Call add_builtin_function_common with
824 standard builtin hook.
825 (add_builtin_function_ext_scope): New function to add builtins to
828 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
830 (add_builtin_function_ext_scope): Add declaration.
832 * c-pragma.c (handle_pragma_target): Rename from
833 handle_pragma_option, #pragma GCC option is now #pragma GCC
834 target. Move warning about port not supporting target options to
835 default pragma parse hook. Remove push/pop/reset from this
837 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
838 (option_stack): Delete static variable.
839 (optimize_stack): Ditto.
840 (optons_stack): New stack of saved target and optimization
842 (handle_pragma_push_options): New function to handle pushing both
843 target and optimization options.
844 (handle_pragma_pop_options): New function to handle popping both
845 target and optimization options.
846 (handle_pragma_reset_options): New function to handle resetting
847 both target and optimization options to their initial state.
848 (init_pragma): Rename handle_pragma_option to
849 handle_pragma_target. Add support for push_options, pop_options,
850 and reset_options pragmas.
852 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
853 default_target_option_pragma_parse.
854 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
855 default_target_option_valid_attribute_p.
856 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
857 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
858 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
859 optimization level on hot/cold functions.
861 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
862 if the caller and callee have different optimization levels.
864 * c-common.c (handle_target_attribute): Rename from
865 handle_option_attribute, attribute((option(...))) is now
866 attribute((target(...))). Move warning if the port does not
867 support target attributes to the default hook.
868 (handle_hot_attribute): Delete code to change the optimization
869 level of hot functions.
870 (handle_cold_attribute): Ditto.
872 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
873 argument that is the binary tree options to use if there are no
874 arguments. Call ix86_valid_target_attribute_tree instead of
875 ix86_valid_option_attribute_tree.
876 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
877 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
878 ix86_pragma_option_parse.
880 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
881 Rename from ix86_valid_option_attribute_tree.
883 * config/i386/i386.c (ix86_add_new_builtins): New function to add
884 new builtins when the ISA changes.
885 (ix86_valid_target_attribute_tree): Rename from
886 ix86_valid_option_attribute_tree. Change callers. If the
887 function specified optimization options, use those as the starting
888 point before setting up the target attributes. If the
889 optimization options were changed in the course of setting the
890 target attributes, record the new optimization options.
891 (ix86_valid_target_attribute_tree_inner_p): Rename from
892 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
893 ix86_add_new_builtins if the ISA changed.
894 (ix86_valid_target_attribute_p): Rename from
895 ix86_valid_option_attribute_p. Change callers.
896 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
897 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
898 as delayed builtin functions.
899 (struct builtin_isa): New structure to record builtin functions
900 that should be delayed until the ISA for that function is used.
901 (ix86_builtins_isa): Change from int to struct to track builtin
902 functions we want to declare at some point.
903 (def_builtin): If the front end can delay defining the builtin
904 functions, don't create builtins for ISAs not part of the default
906 (def_builtin_const): Ditto.
907 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
908 __builtin_ia32_pcmov_v2di to be different builtin functions.
909 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
910 a structure instead of an int.
911 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
912 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
913 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
914 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
917 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
918 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
920 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
921 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
922 (LANG_HOOKS_INITIALIZER): Add
923 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
925 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
928 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
929 the reload address with the index register for SFmode
930 access with a displacement.
932 2008-08-30 Jan Hubicka <jh@suse.cz>
934 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
935 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
936 * dojump.c (do_jump): Likewise.
937 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
938 (note-if_info): Add BRANCH_COST.
939 (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask,
940 noce_try_cmove_arith, noce_try_cmove_arith, noce_try_cmove_arith,
941 noce_find_if_block, find_if_case_1, find_if_case_2): Use compuated
943 * expr.h (BRANCH_COST): Update default.
944 * predict.c (predictable_edge_p): New function.
945 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
946 Update BRANCH_COST call.
947 * basic-block.h (predictable_edge_p): Declare.
948 * config/alpha/alpha.h (BRANCH_COST): Update.
949 * config/frv/frv.h (BRANCH_COST): Update.
950 * config/s390/s390.h (BRANCH_COST): Update.
951 * config/spu/spu.h (BRANCH_COST): Update.
952 * config/sparc/sparc.h (BRANCH_COST): Update.
953 * config/m32r/m32r.h (BRANCH_COST): Update.
954 * config/i386/i386.h (BRANCH_COST): Update.
955 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
956 * config/sh/sh.h (BRANCH_COST): Update.
957 * config/pdp11/pdp11.h (BRANCH_COST): Update.
958 * config/avr/avr.h (BRANCH_COST): Update.
959 * config/crx/crx.h (BRANCH_COST): Update.
960 * config/xtensa/xtensa.h (BRANCH_COST): Update.
961 * config/stormy16/stormy16.h (BRANCH_COST): Update.
962 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
963 * config/iq2000/iq2000.h (BRANCH_COST): Update.
964 * config/ia64/ia64.h (BRANCH_COST): Update.
965 * config/rs6000/rs6000.h (BRANCH_COST): Update.
966 * config/arc/arc.h (BRANCH_COST): Update.
967 * config/score/score.h (BRANCH_COST): Update.
968 * config/arm/arm.h (BRANCH_COST): Update.
969 * config/pa/pa.h (BRANCH_COST): Update.
970 * config/mips/mips.h (BRANCH_COST): Update.
971 * config/vax/vax.h (BRANCH_COST): Update.
972 * config/h8300/h8300.h (BRANCH_COST): Update.
973 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
974 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
975 * doc/tm.texi (BRANCH_COST): Update.
977 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
980 * config/arm/arm.c (arm_optimization_options): Set
981 flag_section_anchors to 2 instead of 1 to distinguish it from
982 -fsection-anchors given explicitely on the command line.
984 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
986 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
987 final insn of a split.
989 2008-08-30 Jan Hubicka <jh@suse.cz>
991 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
993 * final.c (compute_alignments): Use optimize_bb_for_size_p.
994 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
995 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
996 flag_gcse_after_reload_set): New static vars.
997 (common_handle_option): Enable those flags for profile-use.
998 (decode_options): Remove optimize_size flags that are handled
999 on higher granuality.
1000 * tree-vectorizer.c (vectorize_loops): Use
1001 optimize_loop_nest_for_speed_p.
1002 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
1003 * tree-predcom.c (tree_predictive_commoning): Use
1004 optimize_loop_for_speed_p.
1005 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
1006 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
1007 * predict.c (optimize_loop_for_speed_p): Fix walk.
1009 2008-08-30 Jan Hubicka <jh@suse.cz>
1011 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
1013 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
1014 profile presence locally.
1016 2008-08-29 Joseph Myers <joseph@codesourcery.com>
1019 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
1020 versions before 4.0.
1022 2008-08-29 Jan Hubicka <jh@suse.cz>
1024 * tree-inline.c (insert_init_stmt): Insert sequence even when
1027 2008-08-29 Jeff Law <law@redhat.com>
1029 * mn10300.c (mn10300_secondary_reload_class): We need secondary
1030 reloads for AM33-2 if IN is a pseudo with an equivalent memory
1031 location and class is an FP register.
1033 2008-08-29 Jan Hubicka <jh@suse.cz>
1035 * see.c (see_merge_one_def_extension): Silence used uninitialized
1037 * matrix-reorg.c (check_allocation_function): Likewise.
1038 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
1040 2008-08-29 Jakub Jelinek <jakub@redhat.com>
1043 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
1044 compute new & and | in type rather than TREE_TYPE (arg0).
1046 * dwarf2out.c (fortran_common): Update comment.
1047 (gen_variable_die): Swap com_die and var_die variables in Fortran
1048 COMMON block handling code.
1050 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
1052 * dwarf2out.c (gen_const_die): New function.
1053 (size_of_die, value_format, output_die): Output larger
1054 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
1055 (native_encode_initializer): New function.
1056 (tree_add_const_value_attribute): Call it.
1057 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
1059 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
1060 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
1061 TREE_THIS_VOLATILE to add_type_attribute.
1063 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
1065 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
1068 * dwarf2out.c (loc_by_reference): New function.
1069 (add_location_or_const_value_attribute): Use it.
1072 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
1073 as DW_TAG_variable children of DW_TAG_common_block rather than
1074 DW_TAG_member children. Put DW_AT_external to individual
1075 DW_TAG_variable DIEs, not to DW_TAG_common_block.
1077 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
1078 loc_descriptor_from_tree_1.
1082 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
1083 arguments to imported_module_or_decl.
1084 (debug_nothing_tree_tree): Removed.
1085 (debug_nothing_tree_tree_tree_bool): New prototype.
1086 * debug.c (do_nothing_debug_hooks): Adjust.
1087 (debug_nothing_tree_tree): Removed.
1088 (debug_nothing_tree_tree_tree_bool): New function.
1089 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
1090 (gen_variable_die): Put all common vars for the
1091 same COMMON block under one DW_TAG_common_block.
1092 (declare_in_namespace): Return new context_die, for Fortran
1093 return the module DIE instead of adding extra declarations into
1095 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
1096 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
1097 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
1099 (dwarf2out_global_decl): Don't skip Fortran global vars.
1100 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
1101 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
1102 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
1103 DW_TAG_imported_declaration as child of previous
1104 DW_TAG_imported_module.
1105 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
1106 * sdbout.c (sdb_debug_hooks): Likewise.
1107 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1109 2008-08-29 Jan Hubicka <jh@suse.cz>
1111 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
1113 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
1114 * ipa-cp.c (n_cloning_candidates): New static variable.
1115 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
1116 (ipcp_print_all_lattices): Improve debug output.
1117 (ipcp_cloning_candidate_p): New function.
1118 (ipcp_initialize_node_lattices): Use it.
1119 (ipcp_init_stage): Do only analyzis here; prettier debug output.
1120 (ipcp_propagate_stage): Prettier debug output.
1121 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
1122 (ipcp_print_all_structures): Remove.
1123 (ipcp_need_redirect_p): Test !n_cloning_candidates.
1124 (ipcp_insert_stage): Prettier debug output; call
1125 cgraph_remove_unreachable_nodes before propagating.
1126 (pass_ipa_cp): Schedule function removal pass.
1127 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
1129 (cgraph_maybe_hot_edge_p): Move to ...
1130 * predict.c (cgraph_maybe_hot_edge_p) ... here.
1131 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
1132 (common_handle_option): Set them; enable ipa-cp when profiling.
1133 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
1134 (ipa_print_all_jump_functions): Likewise.
1135 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
1136 (ipa_print_node_params, ipa_print_all_params): New.
1137 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
1138 ipa_print_all_param_flags): Remove.
1139 (ipa_print_node_params, ipa_print_all_params): New.
1141 2008-08-29 Bob Wilson <bob.wilson@acm.org>
1143 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
1144 change from 2008-04-03.
1145 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
1147 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1151 * ira-color.c (push_allocnos_to_stack): Truncate
1152 removed_splay_allocno_vec.
1154 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1157 * ira-color (ira_fast_allocation): Don't assign hard registers to
1160 2008-08-29 Jan Hubicka <jh@suse.cz>
1163 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
1164 for cold internal loops.
1166 2008-08-29 Richard Guenther <rguenther@suse.de>
1168 * tree-ssa-structalias.c (create_variable_info_for): Do not
1169 create fields for heap vars or vars with a noalias state.
1170 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
1173 2008-08-29 Richard Guenther <rguenther@suse.de>
1175 * common.opt (ftree-store-ccp): Mark as preserved for
1176 backward compatibility.
1177 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
1178 * tree-pass.h (pass_store_ccp): Remove.
1179 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
1180 (first_vdef): Remove declaration.
1181 (get_value_loaded_by): Likewise.
1182 * tree-ssa-ccp.c (do_store_ccp): Remove.
1183 (get_default_value): Simplify as do_store_ccp is always false
1184 now. Do not initialize mem_ref.
1185 (set_value_varying): Likewise.
1186 (canonicalize_float_value): Likewise.
1187 (set_lattice_value): Likewise.
1188 (likely_value): Likewise.
1189 (surely_varying_stmt_p): Likewise.
1190 (ccp_initialize): Likewise.
1191 (ccp_lattice_meet): Likewise.
1192 (ccp_visit_phi_node): Likewise.
1193 (ccp_fold): Likewise.
1194 (evaluate_stmt): Likewise.
1195 (visit_assignment): Likewise.
1196 (ccp_visit_stmt): Likewise.
1197 (execute_ssa_ccp): Fold into ...
1198 (do_ssa_ccp): ... this.
1199 (do_ssa_store_ccp): Remove.
1200 (gate_store_ccp): Likewise.
1201 (pass_store_ccp): Likewise.
1202 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
1204 * tree-ssa-propagate.c (first_vdef): Remove.
1205 (get_value_loaded_by): Likewise.
1206 (replace_vuses_in): Likewise.
1207 (substitute_and_fold): Do not call replace_vuses_in.
1208 * opts.c (decode_options): Do not set flag_tree_store_ccp.
1210 2008-08-29 Richard Guenther <rguenther@suse.de>
1213 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
1214 PARAM_NOALIAS tags with is_heapvar.
1215 * tree-ssa-operands.c (access_can_touch_variable): Offset
1216 based tests do not apply for heapvars. Fix offset test.
1218 2008-08-29 Jan Hubicka <jh@suse.cz>
1220 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
1221 (-fipa-cp-clone): Enabled by default at -O3.
1222 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
1223 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
1225 2008-08-29 Jan Hubicka <jh@suse.cz>
1227 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
1229 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
1231 * gimple.c (giple_copy_call_skip_args): New function.
1232 (giple_copy_call_skip_args): Declare.
1234 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
1235 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
1236 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
1237 (ipcp_create_replace_map): Improve debug output.
1238 (ipcp_need_redirect_p): Return false when not clonning.
1239 (ipcp_update_callgraph): Skip args.
1240 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
1242 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
1243 (save_inline_function_body): Update call of tree_function_versioning.
1244 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
1245 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
1246 (tree_function_versioning): Likewise.
1247 * tree-inline.h (tree_function_versioning): Update prototype.
1249 2008-08-29 Jan Hubicka <jh@suse.cz>
1251 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
1252 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
1253 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
1254 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
1255 * value-prof.c (gimple_divmod_fixed_value_transform,
1256 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
1257 gimple_stringops_transform): Use optimize_bb_for_size_p.
1258 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
1259 * final.c (compute_alignments): Use optimize_function_for_size_p.
1260 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
1261 (fold_builtin_strcpy, fold_builtin_fputs): Use
1262 optimize_function_for_size_p.
1263 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
1264 * recog.c (relax_delay_slots): Likewise.
1265 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
1266 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
1267 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
1268 optimize_function_for_size_p.
1269 (cgraph_decide_inlining_of_small_function): Use
1270 optimize_function_for_size_p.
1271 * global.c (find_reg): Use optimize_function_for_size_p.
1272 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
1273 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
1274 flag_prefetch_loop_arrays. Those can work it out from profile.
1275 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
1276 optimize_loop_for_speed_p.
1277 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
1279 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
1280 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
1281 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
1282 * local-alloc.c (block_alloc): Pass BB pointer.
1283 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
1284 * gcse.c (gcse_main): Use optimize_function_for_size_p.
1285 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
1286 (decide_peel_completely): Likewise.
1287 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
1288 optimize_loop_for_size_p.
1289 (vect_enhance_data_refs_alignment): Likewise.
1290 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
1291 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
1292 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
1293 (try_crossjump_bb): Use optimize_bb_for_size_p.
1294 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
1295 optimize_loop_for_speed_p.
1296 * bb-reorder.c (find_traces_1_round): Likewise.
1297 (copy_bb): Use optimize_bb_for_speed_p.
1298 (duplicate_computed_gotos): Likewise.
1299 * basic-block.h (optimize_loop_nest_for_size_p,
1300 optimize_loop_nest_for_speed_p): New.
1301 * stmt.c (expand_case): Use optimize_insn_for_size_p.
1303 2008-08-29 Tristan Gingold <gingold@adacore.com>
1305 * gcov.c (main): Call expandargv.
1307 2008-08-29 Jan Hubicka <jh@suse.cz>
1309 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
1311 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1313 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
1314 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1316 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
1318 2008-08-29 Jan Hubicka <jh@suse.cz>
1320 * tree-pass.h (pass_strip_predict_hints): Declare.
1321 * predict.c (strip_builtin_expect): Rename to ...
1322 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
1323 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
1324 (tree_estimate_probability): Do not strip builtin_expect.
1325 (pass_strip_predict_hints): New pass.
1326 * tree-inline.c (expand_call_inline): When inlining cold function, predict
1328 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
1330 2008-08-29 Richard Guenther <rguenther@suse.de>
1332 PR tree-optimization/37207
1333 * tree-vrp.c (extract_range_from_binary_expr): Also try
1334 to constant fold if only one of the operands is a constant.
1336 2008-08-29 Nick Clifton <nickc@redhat.com>
1338 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
1339 the same way as SYMBOL_REFs.
1341 2008-08-28 Bob Wilson <bob.wilson@acm.org>
1343 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
1345 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
1347 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
1348 * config/mips/mips.md (branch_likely): Remove const. Fix
1350 (define_delay for type "branch"): Change to only apply for branch
1351 with likely variant.
1352 (define_delay for type "branch" and "branch_likely" no). New delay
1354 (equality_op): New code iterator.
1355 (bbv, bbinv): New code attributes.
1356 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
1359 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1360 Andrew Pinski <pinskia@gcc.gnu.org>
1363 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
1365 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
1367 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
1368 rule that a symbolic constant must be defined and >= 0 for the
1369 corresponding facility to be present at compile-time.
1370 * gthr-posix.c: Likewise.
1372 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
1374 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
1375 * config/mips/mips.md (D): New mode attribute.
1376 (mulsi3, muldi3): Merge it into ...
1377 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
1379 (muldi3_mul3): New pattern.
1380 (mulsi3_mult3): Rename to mulsi3_mul3.
1382 2008-08-28 Jan Hubicka <jh@suse.cz>
1384 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
1386 * predict.c (always_optimize_for_size_p): Rename to ...
1387 (optimize_function_for_size): ... this one; make extern.
1388 (optimize_function_for_speed_p): New.
1389 (optimize_bb_for_size_p, optimize_bb_for_size_p,
1390 optimize_edge_for_size_p,optimize_edge_for_size_p,
1391 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
1392 * basic-block.h (optimize_function_for_size_p,
1393 optimize_function_for_speed_p): Declare.
1394 * i386.md (optimize_size checks): Replace them by appropriate
1396 (standard_80387_constant_p, ix86_compute_frame_layout,
1397 ix86_expand_epilogue, ix86_decompose_address,
1398 print_operand, emit_i387_cw_initialization,
1399 inline_memory_move_cost, ix86_pad_returns,
1400 ix86_reorg): Replace optimize_size checks.
1402 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
1404 * rtl.h (simplify_subreg_regno): Declare.
1405 * rtlanal.c (simplify_subreg_regno): New function, split out from...
1406 * simplify-rtx.c (simplify_subreg): ...here.
1407 * reload.c (find_reloads): Use simplify_subreg_regno instead of
1408 subreg_offset_representable_p.
1410 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1413 * c-typeck.c (convert_for_assignment): Give a note describing what
1414 was passed and what was expected.
1416 2008-08-28 Joey Ye <joey.ye@intel.com>
1418 * doc/extend.texi: Document AVX built-in functions.
1419 * doc/invoke.texi: Document -mavx.
1421 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
1422 Joey Ye <joey.ye@intel.com>
1423 Xuepeng Guo <xuepeng.guo@intel.com>
1425 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
1427 * config/i386/cpuid.h (bit_FMA): New.
1428 (bit_XSAVE): Likewise.
1429 (bit_OSXSAVE): Likewise.
1430 (bit_AVX): Likewise.
1432 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
1433 define. Use ASM_OUTPUT_AVX_PREFIX.
1435 * config/i386/gmmintrin.h: New.
1437 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
1438 (OPTION_MASK_ISA_AVX_SET): New.
1439 (OPTION_MASK_ISA_FMA_SET): Likewise.
1440 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
1441 (OPTION_MASK_ISA_FMA_SET): Likewise.
1442 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
1443 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
1444 (pta_flags): Add PTA_AVX and PTA_FMA.
1445 (override_options): Handle PTA_AVX and PTA_FMA.
1446 (init_cumulative_args): Handle warn_avx.
1447 (classify_argument): Return 0 for COImode and OImode. Return
1448 1 and X86_64_AVX_CLASS for 256bit vector types.
1449 (examine_argument): Handle X86_64_AVX_CLASS.
1450 (construct_container): Likewise.
1451 (function_arg_advance_32): Pass OImode and 256bit vector types
1453 (function_arg_advance_64): Take a new argument to indicate if a
1454 parameter is named. Handle 256bit vector types. Return
1455 immediately for unnamed 256bit vector mode parameters.
1456 (function_arg_advance): Updated.
1457 (function_arg_32): Add comments for TImode. Handle OImode
1458 and 256bit vector types.
1459 (function_arg_64): Take a new argument to indicate if a
1460 parameter is named. Handle 256bit vector types. Return NULL
1461 for unnamed 256bit vector mode parameters.
1462 (function_arg): Updated.
1463 (setup_incoming_varargs_64): Support
1464 AVX encoding for *sse_prologue_save_insn.
1465 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
1466 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
1467 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
1468 enabled, otherwise return -3.
1469 (standard_sse_constant_opcode): Handle AVX and 256bit vector
1471 (print_reg): Support AVX registers. Handle 'x' and 't'.
1472 Handle 'd' to duplicate the operand.
1473 (print_operand): Likewise. Also support AVX vector compare
1475 (output_387_binary_op): Support AVX.
1476 (output_fp_compare): Likewise.
1477 (ix86_expand_vector_move_misalign): Likewise.
1478 (ix86_attr_length_vex_default): New.
1479 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
1480 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
1481 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
1482 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
1483 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
1484 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
1485 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
1486 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
1487 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
1488 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
1489 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
1490 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
1491 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
1492 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
1493 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
1494 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
1495 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
1496 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
1497 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
1498 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
1499 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
1500 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
1501 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
1502 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
1503 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
1504 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
1505 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
1506 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
1507 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
1508 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
1509 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
1510 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
1511 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
1512 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
1513 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
1514 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
1515 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
1516 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
1517 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
1518 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
1519 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
1520 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
1521 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
1522 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
1523 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
1524 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
1525 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
1526 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
1527 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
1528 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
1529 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
1530 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
1531 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
1532 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
1533 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
1534 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
1535 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
1536 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
1537 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
1538 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
1539 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
1540 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
1541 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
1542 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
1543 and IX86_BUILTIN_MOVMSKPS256,
1544 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
1545 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
1546 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
1547 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
1548 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
1549 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
1550 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
1551 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
1552 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
1553 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
1554 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
1555 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
1556 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
1557 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
1558 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
1559 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
1560 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
1561 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
1562 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
1563 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
1564 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
1565 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
1566 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
1567 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
1568 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
1569 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
1570 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
1571 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
1572 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
1573 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
1574 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
1575 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
1576 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
1577 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
1578 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
1579 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
1580 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
1581 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
1582 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
1583 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
1584 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
1585 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
1586 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
1587 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
1588 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
1589 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
1590 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
1591 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
1592 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
1593 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
1594 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
1595 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
1596 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
1597 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
1598 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
1599 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
1600 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
1601 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
1603 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
1604 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
1605 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
1606 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
1607 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
1608 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
1609 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
1610 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
1611 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
1612 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
1613 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
1614 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
1615 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
1616 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
1617 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
1618 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
1619 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
1620 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
1621 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
1622 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
1623 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
1624 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
1625 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
1626 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
1627 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
1628 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
1629 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
1630 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
1631 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
1632 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
1633 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
1634 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
1635 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
1636 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
1637 IX86_BUILTIN_MOVMSKPS256.
1638 (ix86_init_mmx_sse_builtins): Support AVX builtins.
1639 (ix86_expand_args_builtin): Likewise.
1640 (ix86_expand_special_args_builtin): Likewise.
1641 (ix86_hard_regno_mode_ok): Handle AVX modes.
1642 (ix86_expand_vector_init_duplicate): Likewise.
1643 (ix86_expand_vector_init_one_nonzero): Likewise.
1644 (ix86_expand_vector_init_one_var): Likewise.
1645 (ix86_expand_vector_init_concat): Likewise.
1646 (ix86_expand_vector_init_general): Likewise.
1647 (ix86_expand_vector_set): Likewise.
1648 (ix86_vector_mode_supported_p): Likewise.
1649 (x86_extended_reg_mentioned_p): Check INSN_P before using
1652 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
1653 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
1655 * config/i386/i386.h (TARGET_AVX): New.
1656 (TARGET_FMA): Likewise.
1657 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
1658 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
1659 (VALID_AVX256_REG_MODE): New.
1660 (AVX256_VEC_FLOAT_MODE_P): Likewise.
1661 (AVX_FLOAT_MODE_P): Likewise.
1662 (AVX128_VEC_FLOAT_MODE_P): Likewise.
1663 (AVX256_VEC_FLOAT_MODE_P): Likewise.
1664 (AVX_VEC_FLOAT_MODE_P): Likewise.
1665 (ASM_OUTPUT_AVX_PREFIX): Likewise.
1666 (ASM_OUTPUT_OPCODE): Likewise.
1667 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
1669 (SSE_REG_MODE_P): Allow 256bit vector modes.
1670 (ix86_args): Add a warn_avx field.
1672 * config/i386/i386.md (UNSPEC_PCMP): New.
1673 (UNSPEC_VPERMIL): Likewise.
1674 (UNSPEC_VPERMIL2): Likewise.
1675 (UNSPEC_VPERMIL2F128): Likewise.
1676 (UNSPEC_MASKLOAD): Likewise.
1677 (UNSPEC_MASKSTORE): Likewise.
1678 (UNSPEC_CAST): Likewise.
1679 (UNSPEC_VTESTP): Likewise.
1680 (UNSPECV_VZEROALL): Likewise.
1681 (UNSPECV_VZEROUPPER): Likewise.
1682 (XMM0_REG): Likewise.
1683 (XMM1_REG): Likewise.
1684 (XMM2_REG): Likewise.
1685 (XMM3_REG): Likewise.
1686 (XMM4_REG): Likewise.
1687 (XMM5_REG): Likewise.
1688 (XMM6_REG): Likewise.
1689 (XMM8_REG): Likewise.
1690 (XMM9_REG): Likewise.
1691 (XMM10_REG): Likewise.
1692 (XMM11_REG): Likewise.
1693 (XMM12_REG): Likewise.
1694 (XMM13_REG): Likewise.
1695 (XMM14_REG): Likewise.
1696 (XMM15_REG): Likewise.
1698 (prefix_vex_imm8): Likewise.
1699 (prefix_vex_w): Likewise.
1700 (length_vex): Likewise.
1703 (*avx_ashlti3): Likewise.
1704 (*avx_lshrti3): Likewise.
1705 (*avx_setcc<mode>): Likewise.
1706 (*fop_<mode>_comm_mixed_avx): Likewise.
1707 (*fop_<mode>_comm_avx): Likewise.
1708 (*fop_<mode>_1_mixed_avx): Likewise.
1709 (*fop_<mode>_1_avx): Likewise.
1710 (*avx_<code><mode>3): Likewise.
1711 (*avx_ieee_smin<mode>3): Likewise.
1712 (*avx_ieee_smax<mode>3): Likewise.
1713 (mode): Add OI, V8SF and V4DF.
1714 (length): Support VEX prefix.
1715 (*cmpfp_i_mixed): Set prefix attribute.
1716 (*cmpfp_i_sse): Likewise.
1717 (*cmpfp_iu_mixed): Likewise.
1718 (*cmpfp_iu_sse): Likewise.
1719 (*movsi_1): Support AVX.
1720 (*movdi_2): Likewise.
1721 (*movdi_1_rex64): Likewise.
1722 (*movti_internal): Likewise.
1723 (*movti_rex64): Likewise.
1724 (*movsf_1): Likewise.
1725 (*movdf_nointeger): Likewise.
1726 (*movdf_integer_rex64): Likewise.
1727 (*movtf_internal): Likewise.
1728 (zero_extendsidi2_32): Likewise.
1729 (zero_extendsidi2_rex64): Likewise.
1730 (*extendsfdf2_mixed): Likewise.
1731 (*extendsfdf2_sse): Likewise.
1732 (*truncdfsf_fast_mixed): Likewise.
1733 (*truncdfsf_fast_sse): Likewise.
1734 (*truncdfsf_mixed): Likewise.
1735 (fix_trunc<mode>di_sse): Likewise.
1736 (fix_trunc<mode>si_sse): Likewise.
1737 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
1738 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
1739 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
1740 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
1741 (*rcpsf2_sse): Likewise.
1742 (*rsqrtsf2_sse): Likewise.
1743 (*sqrt<mode>2_sse): Likewise.
1744 (sse4_1_round<mode>2): Likewise.
1745 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
1746 Support AVX. Set length attribute properly for AVX.
1748 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
1749 (VECTOR_MODES (FLOAT, 32)): Likewise.
1750 (VECTOR_MODE (INT, DI, 8)): Likewise.
1751 (VECTOR_MODE (INT, HI, 32)): Likewise.
1752 (VECTOR_MODE (INT, QI, 64)): Likewise.
1753 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
1754 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
1755 (VECTOR_MODE (INT, DI, 4)): Removed.
1756 (VECTOR_MODE (INT, SI, 8)): Likewise.
1757 (VECTOR_MODE (INT, HI, 16)): Likewise.
1758 (VECTOR_MODE (INT, QI, 32)): Likewise.
1759 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
1760 (INT_MODE (OI, 32)): Likewise.
1762 * config/i386/i386.opt (mavx): New.
1765 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
1767 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
1768 (*mov<mode>_internal_avx): New.
1769 (*movv2sf_internal_rex64_avx): Likewise.
1770 (*movv2sf_internal_avx): Likewise.
1772 * config/i386/predicates.md (const_4_to_5_operand): New.
1773 (const_6_to_7_operand): Likewise.
1774 (const_8_to_11_operand): Likewise.
1775 (const_12_to_15_operand): Likewise.
1776 (avx_comparison_float_operator): Likewise.
1778 * config/i386/sse.md (AVX256MODEI): New.
1779 (AVX256MODE): Likewise.
1780 (AVXMODEQI): Likewise.
1781 (AVXMODE): Likewise.
1782 (AVX256MODEF2P): Likewise.
1783 (AVX256MODE2P): Likewise.
1784 (AVX256MODE4P): Likewise.
1785 (AVX256MODE8P): Likewise.
1786 (AVXMODEF2P): Likewise.
1787 (AVXMODEF4P): Likewise.
1788 (AVXMODEDCVTDQ2PS): Likewise.
1789 (AVXMODEDCVTPS2DQ): Likewise.
1790 (avxvecmode): Likewise.
1791 (avxvecpsmode): Likewise.
1792 (avxhalfvecmode): Likewise.
1793 (avxscalarmode): Likewise.
1794 (avxcvtvecmode): Likewise.
1795 (avxpermvecmode): Likewise.
1796 (avxmodesuffixf2c): Likewise.
1797 (avxmodesuffixp): Likewise.
1798 (avxmodesuffixs): Likewise.
1799 (avxmodesuffix): Likewise.
1800 (vpermilbits): Likewise.
1801 (pinsrbits): Likewise.
1802 (mov<mode>): Likewise.
1803 (*mov<mode>_internal): Likewise.
1804 (push<mode>1): Likewise.
1805 (movmisalign<mode>): Likewise.
1806 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1807 (avx_movdqu<avxmodesuffix>): Likewise.
1808 (avx_lddqu<avxmodesuffix>): Likewise.
1809 (<plusminus_insn><mode>3): Likewise.
1810 (*avx_<plusminus_insn><mode>3): Likewise.
1811 (*avx_vm<plusminus_insn><mode>3): Likewise.
1812 (mul<mode>3): Likewise.
1813 (*avx_mul<mode>3): Likewise.
1814 (*avx_vmmul<mode>3): Likewise.
1815 (divv8sf3): Likewise.
1816 (divv4df3): Likewise.
1817 (avx_div<mode>3): Likewise.
1818 (*avx_div<mode>3): Likewise.
1819 (*avx_vmdiv<mode>3): Likewise.
1820 (avx_rcpv8sf2): Likewise.
1821 (*avx_vmrcpv4sf2): Likewise.
1822 (sqrtv8sf2): Likewise.
1823 (avx_sqrtv8sf2): Likewise.
1824 (*avx_vmsqrt<mode>2): Likewise.
1825 (rsqrtv8sf2): Likewise.
1826 (avx_rsqrtv8sf2): Likewise.
1827 (*avx_vmrsqrtv4sf2): Likewise.
1828 (<code><mode>3): Likewise.
1829 (*avx_<code><mode>3_finite): Likewise.
1830 (*avx_<code><mode>3): Likewise.
1831 (*avx_vm<code><mode>3): Likewise.
1832 (*avx_ieee_smin<mode>3): Likewise.
1833 (*avx_ieee_smax<mode>3): Likewise.
1834 (avx_addsubv8sf3): Likewise.
1835 (avx_addsubv4df3): Likewise.
1836 (*avx_addsubv4sf3): Likewise.
1837 (*avx_addsubv2df3): Likewise.
1838 (avx_h<plusminus_insn>v4df3): Likewise.
1839 (avx_h<plusminus_insn>v8sf3): Likewise.
1840 (*avx_h<plusminus_insn>v4sf3): Likewise.
1841 (*avx_h<plusminus_insn>v2df3): Likewise.
1842 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
1843 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
1844 (*avx_maskcmp<mode>3): Likewise.
1845 (avx_nand<mode>3): Likewise.
1846 (*avx_<code><mode>3): Likewise.
1847 (*avx_nand<mode>3): Likewise.
1848 (*avx_<code><mode>3): Likewise.
1849 (*avx_cvtsi2ss): Likewise.
1850 (*avx_cvtsi2ssq): Likewise.
1851 (*avx_cvtsi2sd): Likewise.
1852 (*avx_cvtsi2sdq): Likewise.
1853 (*avx_cvtsd2ss): Likewise.
1854 (avx_cvtss2sd): Likewise.
1855 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
1856 (avx_cvtps2dq<avxmodesuffix>): Likewise.
1857 (avx_cvttps2dq<avxmodesuffix>): Likewise.
1858 (*avx_cvtsi2sd): Likewise.
1859 (*avx_cvtsi2sdq): Likewise.
1860 (avx_cvtdq2pd256): Likewise.
1861 (avx_cvtpd2dq256): Likewise.
1862 (avx_cvttpd2dq256): Likewise.
1863 (*avx_cvtsd2ss): Likewise.
1864 (*avx_cvtss2sd): Likewise.
1865 (avx_cvtpd2ps256): Likewise.
1866 (avx_cvtps2pd256): Likewise.
1867 (*avx_movhlps): Likewise.
1868 (*avx_movlhps): Likewise.
1869 (avx_unpckhps256): Likewise.
1870 (*avx_unpckhps): Likewise.
1871 (avx_unpcklps256): Likewise.
1872 (*avx_unpcklps): Likewise.
1873 (avx_movshdup256): Likewise.
1874 (avx_movsldup256): Likewise.
1875 (avx_shufps256): Likewise.
1876 (avx_shufps256_1): Likewise.
1877 (*avx_shufps_<mode>): Likewise.
1878 (*avx_loadhps): Likewise.
1879 (*avx_storelps): Likewise.
1880 (*avx_loadlps): Likewise.
1881 (*avx_movss): Likewise.
1882 (*vec_dupv4sf_avx): Likewise.
1883 (*vec_concatv2sf_avx): Likewise.
1884 (*vec_concatv4sf_avx): Likewise.
1885 (*vec_setv4sf_0_avx): Likewise.
1886 (*vec_setv4sf_avx): Likewise.
1887 (*avx_insertps): Likewise.
1888 (avx_vextractf128<mode>): Likewise.
1889 (vec_extract_lo_<mode>): Likewise.
1890 (vec_extract_hi_<mode>): Likewise.
1891 (vec_extract_lo_<mode>): Likewise.
1892 (vec_extract_hi_<mode>): Likewise.
1893 (vec_extract_lo_v16hi): Likewise.
1894 (vec_extract_hi_v16hi): Likewise.
1895 (vec_extract_lo_v32qi): Likewise.
1896 (vec_extract_hi_v32qi): Likewise.
1897 (avx_unpckhpd256): Likewise.
1898 (*avx_unpckhpd): Likewise.
1899 (avx_movddup256): Likewise.
1900 (*avx_movddup): Likewise.
1901 (avx_unpcklpd256): Likewise.
1902 (*avx_unpcklpd): Likewise.
1903 (avx_shufpd256): Likewise.
1904 (avx_shufpd256_1): Likewise.
1905 (*avx_punpckhqdq): Likewise.
1906 (*avx_punpcklqdq): Likewise.
1907 (*avx_shufpd_<mode>): Likewise.
1908 (*avx_storehpd): Likewise.
1909 (*avx_loadhpd): Likewise.
1910 (*avx_loadlpd): Likewise.
1911 (*avx_movsd): Likewise.
1912 (*vec_concatv2df_avx): Likewise.
1913 (*avx_<plusminus_insn><mode>3): Likewise.
1914 (*avx_<plusminus_insn><mode>3): Likewise.
1915 (*avx_mulv8hi3): Likewise.
1916 (*avxv8hi3_highpart): Likewise.
1917 (*avx_umulv8hi3_highpart): Likewise.
1918 (*avx_umulv2siv2di3): Likewise.
1919 (*avx_mulv2siv2di3): Likewise.
1920 (*avx_pmaddwd): Likewise.
1921 (*avx_mulv4si3): Likewise.
1922 (*avx_ashr<mode>3): Likewise.
1923 (*avx_lshr<mode>3): Likewise.
1924 (*avx_ashl<mode>3): Likewise.
1925 (*avx_<code><mode>3): Likewise.
1926 (*avx_eq<mode>3): Likewise.
1927 (*avx_gt<mode>3): Likewise.
1928 (*avx_nand<mode>3): Likewise.
1929 (*avx_nand<mode>3): Likewise.
1930 (*avx_<code><mode>3): Likewise.
1931 (*avx_<code><mode>3): Likewise.
1932 (*avx_packsswb): Likewise.
1933 (*avx_packssdw): Likewise.
1934 (*avx_packuswb): Likewise.
1935 (*avx_punpckhbw): Likewise.
1936 (*avx_punpcklbw): Likewise.
1937 (*avx_punpckhwd): Likewise.
1938 (*avx_punpcklwd): Likewise.
1939 (*avx_punpckhdq): Likewise.
1940 (*avx_punpckldq): Likewise.
1941 (*avx_pinsr<avxmodesuffixs>): Likewise.
1942 (*avx_pinsrq): Likewise.
1943 (*avx_loadld): Likewise.
1944 (*vec_extractv2di_1_rex64_avx): Likewise.
1945 (*vec_extractv2di_1_avx): Likewise.
1946 (*vec_dupv2di_avx): Likewise.
1947 (*vec_concatv2si_avx): Likewise.
1948 (*vec_concatv4si_1_avx): Likewise.
1949 (*vec_concatv2di_avx): Likewise.
1950 (*vec_concatv2di_rex64_avx): Likewise.
1951 (*avx_uavgv16qi3): Likewise.
1952 (*avx_uavgv8hi3): Likewise.
1953 (*avx_psadbw): Likewise.
1954 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
1955 (*avx_phaddwv8hi3): Likewise.
1956 (*avx_phadddv4si3): Likewise.
1957 (*avx_phaddswv8hi3): Likewise.
1958 (*avx_phsubwv8hi3): Likewise.
1959 (*avx_phsubdv4si3): Likewise.
1960 (*avx_phsubswv8hi3): Likewise.
1961 (*avx_pmaddubsw128): Likewise.
1962 (*avx_pmulhrswv8hi3): Likewise.
1963 (*avx_pshufbv16qi3): Likewise.
1964 (*avx_psign<mode>3): Likewise.
1965 (*avx_palignrti): Likewise.
1966 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1967 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1968 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1969 (*avx_mpsadbw): Likewise.
1970 (*avx_packusdw): Likewise.
1971 (*avx_pblendvb): Likewise.
1972 (*avx_pblendw): Likewise.
1973 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1974 (avx_ptest256): Likewise.
1975 (avx_roundp<avxmodesuffixf2c>256): Likewise.
1976 (*avx_rounds<ssemodesuffixf2c>): Likewise.
1977 (*avx_aesenc): Likewise.
1978 (*avx_aesenclast): Likewise.
1979 (*avx_aesdec): Likewise.
1980 (*avx_aesdeclast): Likewise.
1981 (avx_vzeroupper): Likewise.
1982 (avx_vzeroupper_rex64): Likewise.
1983 (avx_vpermil<mode>): Likewise.
1984 (avx_vpermilvar<mode>3): Likewise.
1985 (avx_vpermil2<mode>3): Likewise.
1986 (avx_vperm2f128<mode>3): Likewise.
1987 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1988 (avx_vbroadcastss256): Likewise.
1989 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
1990 (avx_vinsertf128<mode>): Likewise.
1991 (vec_set_lo_<mode>): Likewise.
1992 (vec_set_hi_<mode>): Likewise.
1993 (vec_set_lo_<mode>): Likewise.
1994 (vec_set_hi_<mode>): Likewise.
1995 (vec_set_lo_v16hi): Likewise.
1996 (vec_set_hi_v16hi): Likewise.
1997 (vec_set_lo_v32qi): Likewise.
1998 (vec_set_hi_v32qi): Likewise.
1999 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2000 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2001 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
2002 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
2003 (vec_init<mode>): Likewise.
2004 (*vec_concat<mode>_avx): Likewise.
2005 (blendbits): Support V8SF and V4DF.
2006 (sse2_movq128): Support AVX.
2007 (<sse>_movnt<mode>): Likewise.
2008 (sse2_movntv2di): Likewise.
2009 (sse_rcpv4sf2): Likewise.
2010 (sse_sqrtv4sf2): Likewise.
2011 (sse_rsqrtv4sf2): Likewise.
2012 (<sse>_comi): Likewise.
2013 (<sse>_ucomi): Likewise.
2014 (sse_cvtss2si): Likewise.
2015 (sse_cvtss2si_2): Likewise.
2016 (sse_cvtss2siq): Likewise.
2017 (sse_cvtss2siq_2): Likewise.
2018 (sse_cvttss2si): Likewise.
2019 (sse_cvttss2siq): Likewise.
2020 (sse2_cvtsd2si): Likewise.
2021 (sse2_cvtsd2si_2): Likewise.
2022 (sse2_cvtsd2siq): Likewise.
2023 (sse2_cvtsd2siq_2): Likewise.
2024 (sse2_cvttsd2si): Likewise.
2025 (sse2_cvttsd2siq): Likewise.
2026 (sse2_cvtdq2pd): Likewise.
2027 (*sse2_cvtpd2dq): Likewise.
2028 (*sse2_cvttpd2dq): Likewise.
2029 (*sse2_cvtpd2ps): Likewise.
2030 (sse2_cvtps2pd): Likewise.
2031 (sse3_movshdup): Likewise.
2032 (sse3_movsldup): Likewise.
2033 (sse_storehps): Likewise.
2034 (*sse4_1_extractps): Likewise.
2035 (sse2_storelpd): Likewise.
2036 (vec_dupv2df_sse3): Likewise.
2037 (*vec_concatv2df_sse3): Likewise.
2038 (*sse4_1_pextrb): Likewise.
2039 (*sse4_1_pextrb_memory): Likewise.
2040 (*sse2_pextrw): Likewise.
2041 (*sse4_1_pextrw_memory): Likewise.
2042 (*sse4_1_pextrd): Likewise.
2043 (*sse4_1_pextrq): Likewise.
2044 (sse2_pshufd_1): Likewise.
2045 (sse2_pshuflw_1): Likewise.
2046 (sse2_pshufhw_1): Likewise.
2047 (*sse2_storeq_rex64): Likewise.
2048 (*vec_dupv4si): Likewise.
2049 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
2050 (sse2_pmovmskb): Likewise.
2051 (*sse2_maskmovdqu): Likewise.
2052 (*sse2_maskmovdqu_rex64): Likewise.
2053 (sse_ldmxcsr): Likewise.
2054 (sse_stmxcsr): Likewise.
2055 (abs<mode>2): Likewise.
2056 (sse4_1_movntdqa): Likewise.
2057 (sse4_1_phminposuw): Likewise.
2058 (sse4_1_extendv8qiv8hi2): Likewise.
2059 (*sse4_1_extendv8qiv8hi2): Likewise.
2060 (sse4_1_extendv4qiv4si2): Likewise.
2061 (*sse4_1_extendv4qiv4si2): Likewise.
2062 (sse4_1_extendv2qiv2di2): Likewise.
2063 (*sse4_1_extendv2qiv2di2): Likewise.
2064 (sse4_1_extendv4hiv4si2): Likewise.
2065 (*sse4_1_extendv4hiv4si2): Likewise.
2066 (sse4_1_extendv2hiv2di2): Likewise.
2067 (*sse4_1_extendv2hiv2di2): Likewise.
2068 (sse4_1_extendv2siv2di2): Likewise.
2069 (*sse4_1_extendv2siv2di2): Likewise.
2070 (sse4_1_zero_extendv8qiv8hi2): Likewise.
2071 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
2072 (sse4_1_zero_extendv4qiv4si2): Likewise.
2073 (*sse4_1_zero_extendv4qiv4si2): Likewise.
2074 (sse4_1_zero_extendv2qiv2di2): Likewise.
2075 (*sse4_1_zero_extendv2qiv2di2): Likewise.
2076 (sse4_1_zero_extendv4hiv4si2): Likewise.
2077 (*sse4_1_zero_extendv4hiv4si2): Likewise.
2078 (sse4_1_zero_extendv2hiv2di2): Likewise.
2079 (*sse4_1_zero_extendv2hiv2di2): Likewise.
2080 (sse4_1_zero_extendv2siv2di2): Likewise.
2081 (*sse4_1_zero_extendv2siv2di2): Likewise.
2082 (sse4_1_ptest): Likewise.
2083 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
2084 (sse4_2_pcmpestri): Likewise.
2085 (sse4_2_pcmpestrm): Likewise.
2086 (sse4_2_pcmpistri): Likewise.
2087 (sse4_2_pcmpistrm): Likewise.
2089 (aeskeygenassist): Likewise.
2091 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
2093 * config/i386/predicates.md (vzeroall_operation): New.
2095 * config/i386/sse.md (avx_vzeroall): New.
2096 (*avx_vzeroall): Likewise.
2098 2008-08-28 Paul Brook <paul@codesourcery.com>
2099 Mark Shinwell <shinwell@codesourcery.com>
2100 Richard Earnshaw <richard.earnshaw@arm.com>
2102 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
2103 (TARGET_MIN_ANCHOR_OFFSET): New.
2104 (arm_override_options): Set correct anchor ranges for Thumb-1
2105 and Thumb-2 if required.
2106 (legitimize_pic_address): Handle case involving a TLS symbol
2107 reference with an addend.
2108 (arm_optimization_options): Enable section anchors at -O1 and
2110 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
2111 * config/arm/arm-protos.h (arm_optimization_options): New.
2113 2008-08-28 Nick Clifton <nickc@redhat.com>
2115 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
2116 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
2119 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
2120 * config/v850/v850.md (return): Remove frame size restriction.
2122 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
2124 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
2126 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
2128 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
2130 2008-08-28 Paul Brook <paul@codesourcery.com>
2132 * config/arm/vfp11.md: Update license notice.
2133 * config/arm/cortex-r4.md: Ditto.
2135 2008-08-28 Richard Guenther <rguenther@suse.de>
2137 PR tree-optimization/37207
2138 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
2141 2008-08-28 Dodji Seketeli <dodji@redhat.com>
2144 * tree.c (int_fits_type_p): Don't forget unsigned integers
2145 of type sizetype which higher end word equals -1.
2147 2008-08-28 Ira Rosen <irar@il.ibm.com>
2149 * target.h (struct vectorize): Add new target builtin.
2150 * tree-vectorizer.c (destroy_loop_vec_info): Call
2151 vect_free_slp_instance instead of vect_free_slp_node.
2152 * tree-vectorizer.h (enum slp_load_perm_type): New.
2153 (struct _slp_instance): Add new fields.
2154 (SLP_INSTANCE_LOAD_PERMUTATION): New.
2155 (SLP_INSTANCE_LOADS): New.
2156 (vect_free_slp_tree): Remove.
2157 (vect_free_slp_instance): Declare.
2158 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
2159 (vectorizable_load): Add argument.
2160 (vect_transform_slp_perm_load): New.
2161 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
2163 (vect_get_place_in_interleaving_chain): New function.
2164 (vect_free_slp_tree): Make static.
2165 (vect_free_slp_instance): New function.
2166 (vect_build_slp_tree): Add new arguments. Allow load permutations and
2167 collect the load location in the interleaving chain.
2168 (vect_supported_slp_permutation_p): New function.
2169 (vect_supported_load_permutation_p): Likewise.
2170 (vect_analyze_slp_instance): In case of loads permutation, call
2171 vect_supported_load_permutation_p to check that the permutation is
2173 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
2174 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
2175 (vect_create_mask_and_perm): New function.
2176 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
2177 (vectorizable_load): Add an argument. Don't keep the created vectors
2178 statements in the node if permutation is required. Call
2179 vect_transform_slp_perm_load to generate the permutation.
2180 (vect_transform_stmt): Add new argument. Call vectorizable_load with
2181 additional argument.
2182 (vect_schedule_slp_instance): In case of loads permutation, allocate
2183 vectorized statements structure for all the related SLP nodes. Call
2184 vect_transform_stmt with addditional argument.
2185 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
2186 * config/spu/spu.c (spu_builtin_vec_perm): New.
2187 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2188 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
2189 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
2190 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2192 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
2194 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
2195 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
2196 __gthread_cond_signal, __gthread_cond_timedwait,
2197 __gthread_cond_timedwait_recursive): New functions.
2198 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
2200 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
2203 2008-08-28 Richard Guenther <rguenther@suse.de>
2206 * fold-const.c (maybe_canonicalize_comparison_1): Require
2207 undefined overflow only for canonicalizing A +- CST cmp CST.
2208 Make sure to not generate new constants that are not inside
2209 their TYPE_MIN/MAX_VALUE range.
2210 (maybe_canonicalize_comparison): Remove undefined overflow
2212 (fold_binary): Remove now duplicate folding.
2214 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2216 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
2217 use not updated in the last change.
2219 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
2221 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
2222 (IRA_COVER_CLASSES): Add FPUL_REGS.
2224 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2227 * c-common.c (conversion_warning): Check for null operands.
2229 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2232 * c-decl.c (check_for_loop_decls): Improve error message. Give
2235 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2238 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
2239 (convert_for_assignment): Pass corrent OPT_W* parameter to
2240 WARN_FOR_ASSIGNMENT.
2242 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2245 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
2247 2008-08-27 Paul Brook <paul@codesourcery.com>
2249 * config.gcc: Loosen checks for arm uclinux eabi targets.
2251 2008-08-27 Paul Brook <paul@codesourcery.com>
2253 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
2255 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
2257 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
2259 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
2260 the enumerators of an ENUMERAL_TYPE.
2261 * dbxout.c (dbxout_type): Ditto.
2263 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
2266 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
2267 (fwprop_addr): Check that the loop_father is not the outer loop.
2269 2008-08-26 Paul Brook <paul@codesourcery.com>
2271 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
2272 Remove documentation entry for fmul type.
2273 Use fmuls to annotate single-precision multiplication patterns,
2274 fmuld to annotate double-precision multiplication patterns,
2275 fmacs to annotate single-precision multiply-accumulate patterns
2276 and fmacd to annotate double-precision multiply-accumulate patterns.
2277 * config/arm/vfp11.md: Update reservations accordingly.
2278 * config/arm/arm.md: Note that certain values of the "type"
2279 attribute are documented in vfp.md.
2280 * config/arm/arm1020e.md: Remove out of date duplicate comment.
2281 (v10_cvt): Use new fmul types.
2283 2008-08-26 Paul Brook <paul@codesourcery.com>
2285 * config/arm/vfp.md: Move pipeline description for VFP11 to...
2286 * config/arm/vfp11.md: ...here. New.
2287 * config/arm/arm.md: Include vfp11.md.
2289 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
2291 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
2292 parameter to inform call.
2294 2008-08-26 Jeff Law <law@redhat.com>
2296 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
2297 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
2298 preferred class when copying a constant into a partial word register.
2300 2008-08-26 Ben Elliston <bje@au.ibm.com>
2302 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
2303 * cp/typeck.c: Likewise.
2304 * cp/tree.c: Likewise.
2305 * gimple-low.c: Likewise.
2308 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
2310 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
2311 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
2313 * doc/passes.texi: Describe IRA.
2315 * doc/tm.texi (IRA_COVER_CLASSES,
2316 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
2318 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
2319 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
2320 -fira-propagate-cost, -fno-ira-share-save-slots,
2321 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
2323 * flags.h (ira_algorithm): New enumeration.
2324 (flag_ira_algorithm, flag_ira_verbose): New external variable
2327 * postreload.c (gate_handle_postreload): Don't do post reload
2328 optimizations unless the reload is completed.
2330 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
2333 * tree-pass.h (pass_ira): New external variable declaration.
2335 * reload.h: Add 2008 to the Copyright.
2337 * cfgloopanal.c: Include params.h.
2338 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
2341 * params.h (IRA_MAX_LOOPS_NUM): New macro.
2343 * toplev.c (ira.h): New include.
2344 (flag_ira_algorithm, flag_ira_verbose): New external variables.
2345 (backend_init_target): Call ira_init.
2346 (backend_init): Call ira_init_once.
2347 (finalize): Call finish_ira_once.
2349 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
2350 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
2353 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
2354 may_move_out_cost): New external variable declarations.
2355 (move_table): New typedef.
2357 * caller-save.c: Include headers output.h and ira.h.
2358 (no_caller_save_reg_set): New global variable.
2359 (save_slots_num, save_slots): New variables.
2360 (reg_save_code, reg_restore_code, add_stored_regs): Add
2362 (init_caller_save): Set up no_caller_save_reg_set.
2363 (init_save_areas): Reset save_slots_num.
2364 (saved_hard_reg): New structure.
2365 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
2366 (initiate_saved_hard_regs, new_saved_hard_reg,
2367 finish_saved_hard_regs, saved_hard_reg_compare_func): New
2369 (setup_save_areas): Add code for sharing stack slots.
2370 (all_blocks): New variable.
2371 (save_call_clobbered_regs): Process pseudo-register too.
2372 (mark_set_regs): Process pseudo-register too.
2373 (insert_one_insn): Put the insn after bb note in a empty basic
2374 block. Add insn check.
2376 * global.c (eliminable_regset): Make it external.
2377 (mark_elimination): Use DF_LR_IN for IRA.
2378 (pseudo_for_reload_consideration_p): New.
2379 (build_insn_chain): Make it external. Don't ignore spilled
2380 pseudos for IRA. Use pseudo_for_reload_consideration_p.
2381 (gate_handle_global_alloc): New function.
2382 (pass_global_alloc): Add the gate function.
2384 * opts.c (decode_options): Set up flag_ira. Print the warning for
2386 (common_handle_option): Process -fira-algorithm and -fira-verbose.
2388 * timevar.def (TV_IRA, TV_RELOAD): New passes.
2390 * regmove.c (regmove_optimize): Don't do replacement of output for
2393 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
2394 New external variable declarations.
2396 * local-alloc.c (update_equiv_regs): Make it external. Return
2397 true if jump label rebuilding should be done. Rescan new_insn for
2399 (gate_handle_local_alloc): New function.
2400 (pass_local_alloc): Add the gate function.
2402 * alias.c (value_addr_p, stack_addr_p): New functions.
2403 (nonoverlapping_memrefs_p): Use them for IRA.
2405 * common.opt (fira, fira-algorithm, fira-coalesce,
2406 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
2407 fira-verbose): New options.
2409 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
2410 move_cost, may_move_in_cost, may_move_out_cost): Make the
2412 (move_table): Remove typedef.
2413 (init_move_cost): Make it external.
2414 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
2417 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
2418 setup_reg_classes): New function prototypes.
2419 (eliminable_regset): New external variable declaration.
2420 (build_insn_chain, update_equiv_regs): New function prototypes.
2422 * Makefile.in (IRA_INT_H): New definition.
2423 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
2424 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
2425 (reload1.o, toplev.o): Add dependence on ira.h.
2426 (cfgloopanal.o): Add PARAMS_H.
2427 (caller-save.o): Add dependence on output.h and ira.h.
2428 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
2429 ira-emit.o, ira-lives.o): New entries.
2431 * passes.c (pass_ira): New pass.
2433 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
2435 * reload1.c (ira.h): Include the header.
2436 (changed_allocation_pseudos): New bitmap.
2437 (init_reload): Initiate the bitmap.
2438 (compute_use_by_pseudos): Permits spilled registers in FROM.
2439 (temp_pseudo_reg_arr): New variable.
2440 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
2441 IRA. Call alter_reg with the additional parameter. Don't clear
2442 spilled_pseudos for IRA. Restore original insn chain for IRA.
2443 Clear changed_allocation_pseudos at the end of reload.
2444 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
2445 (hard_regno_to_pseudo_regno): New variable.
2446 (count_pseudo): Check spilled pseudos. Set up
2447 hard_regno_to_pseudo_regno.
2448 (count_spilled_pseudo): Check spilled pseudos. Update
2449 hard_regno_to_pseudo_regno.
2450 (find_reg): Use better_spill_reload_regno_p. Check
2451 hard_regno_to_pseudo_regno.
2452 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
2454 (eliminate_regs_1): Use additional parameter for alter_reg.
2455 (finish_spills): Set up pseudo_previous_regs only for spilled
2456 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
2457 more arguments. Don't clear live_throughout and dead_or_set for
2458 spilled pseudos. Use additional parameter for alter_reg. Call
2459 mark_allocation_change. Set up changed_allocation_pseudos.
2460 Remove sanity check.
2461 (emit_input_reload_insns, delete_output_reload): Use additional
2462 parameter for alter_reg. Call mark_allocation_change.
2463 (substitute, gen_reload_chain_without_interm_reg_p): New
2465 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
2467 * testsuite/gcc.dg/20080410-1.c: New file.
2469 * config/s390/s390.h (IRA_COVER_CLASSES,
2470 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
2472 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
2474 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
2476 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
2478 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
2480 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
2482 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
2484 2008-08-24 Jeff Law <law@redhat.com>
2485 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
2486 when ignoring unavailable registers.
2488 2008-08-24 Jeff Law <law@redhat.com>
2489 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
2490 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
2491 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
2492 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
2494 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
2495 * ira-build.c (allocno_range_compare_func): Stabilize sort.
2497 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
2498 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
2499 * reload1.c (find_reg): Process registers in register allocation order.
2501 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
2502 * toplev.c (backend_init_target): Move ira_init call from
2504 (lang_dependent_init_target): ...to here.
2506 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
2507 * ira.c (setup_class_subset_and_memory_move_costs): Don't
2508 calculate memory move costs for NO_REGS.
2510 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
2511 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
2512 STACK_REGS is defined.
2514 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2515 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
2517 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
2518 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
2520 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
2521 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
2522 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
2525 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
2526 Dorit Nuzman <dorit@il.ibm.com>
2528 * gcc/config/spu/spu.md (vec_extract_evenv4si,
2529 vec_extract_evenv4sf, vec_extract_evenv8hi,
2530 vec_extract_evenv16qi, vec_extract_oddv4si,
2531 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
2532 vec_interleave_highv4sf, vec_interleave_lowv4sf,
2533 vec_interleave_highv4si, vec_interleave_lowv4si,
2534 vec_interleave_highv8hi, vec_interleave_lowv8hi,
2535 vec_interleave_highv16qi, vec_interleave_lowv16qi,
2536 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
2538 2008-08-25 Janis Johnson <janis187@us.ibm.com>
2541 * config/rs6000/rs6000.c (optimization_options): Don't default to
2542 section anchors without toplevel reorder.
2544 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2546 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
2547 (mfc_end_critical_section): Likewise.
2549 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2551 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
2552 all type qualifiers from element type to vector type.
2554 2008-08-25 David Daney <ddaney@avtrex.com>
2556 * config/mips/mips.md (immediate_insn): Move up in file, fix
2557 comment typo, reformat.
2558 (fetchop_bit, atomic_hiqi_op memory_barrier,
2559 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
2560 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
2561 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
2562 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
2563 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
2564 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
2565 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
2566 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
2567 sync_old_nand<mode>, sync_new_nand<mode>,
2568 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
2569 test_and_set_12): Moved to sync.md.
2571 * config/mips/sync.md: New file.
2573 2008-08-25 Richard Henderson <rth@redhat.com>
2575 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
2576 (regsave): Likewise.
2577 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
2578 (output_cfi_directive): Likewise.
2579 (div_data_align): New.
2580 (output_cfi): Use it.
2582 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
2584 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
2585 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
2586 (TARGET_OCTEON): New macro.
2587 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
2588 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
2589 (ISA_HAS_POP): New macro.
2590 * config/mips/driver-native.c (host_detect_local_cpu): Handle
2592 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
2594 * config/mips/mips.md (cpu): Add octeon.
2595 (type): Add pop attribute value.
2596 (popcount<mode>2): New pattern.
2597 * doc/invoke.texi (-march=@var{arch}): Add octeon.
2599 2008-08-24 Jan Hubicka <jh@suse.cz>
2601 * doc/invoke.texi (-fipa-cp-clone): New option.
2602 (-fipa-cp): Update docs.
2603 (--param ipcp-unit-growth):New.
2604 * ipa-cp.c: Include fibheap.h, params.h
2605 (ipcp_initialize_node_lattices): When not cloning, all externally
2606 visible functions are bottom.
2607 (ipcp_need_redirect_p): Accept clones.
2608 (ipcp_insert_stage): Use cost driven heuristics.
2609 (max_count, dead_nodes): New static vars.
2610 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
2611 ipcp_const_param_count): New functions.
2612 * common.opt (ipa-cp-clone): New command line option.
2613 * params.def (ipcp-unit-growth): New.
2615 2008-08-24 Jan Hubicka <jh@suse.cz>
2617 * tree-inline.c (tree_function_versioning): Look harder
2618 for referenced vars.
2620 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
2622 PR tree-optimization/37185
2623 * matrix-reorg.c (transform_access_sites): Update changed stmt.
2625 2008-08-23 Jan Hubicka <jh@suse.cz>
2627 * ipa-cp.c (ipcp_analyze_node): New function.
2628 (ipcp_update_cloned_node): Use it.
2629 (ipcp_init_stage): Likewise.
2630 * ipa-inline.c (function_insertion_hook_holder): New static var.
2631 (analyze_function): Break out from ....
2632 (inline_generate_summary): Here; register insertion hook.
2633 (cgraph_decide_inlining): Remove hook.
2634 (add_new_function): New function.
2636 2008-08-23 Jan Hubicka <jh@suse.cz>
2638 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
2640 2008-08-23 Jan Hubicka <jh@suse.cz>
2642 * ipa-cp.c (constant_val_insert): Remove.
2643 (ipcp_propagate_one_const): Remove.
2644 (ipcp_create_replace_map): Always insert replacements to the map.
2645 (ipcp_insert_stage): Do not try to insert statements by hand.
2646 * tree-inline.c (insert_init_stmt): Break out from ...
2647 (setup_one_parameter): ... here; allow NULL BB pointer.
2648 (tree_function_versioning): Use setup_one_parameter to process
2651 2008-08-23 Jan Hubicka <jh@suse.cz>
2653 * tree.c (decl_address_ip_invariant_p): New function.
2654 * tree.h (decl_address_ip_invariant_p): Declare.
2655 * gimple.c (strip_invariant_refs): Break out from ...
2656 (is_gimple_invariant_address): ... here
2657 (is_gimple_ip_invariant_address): New function.
2658 (is_gimple_ip_invariant): New function.
2659 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
2662 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
2663 (ipcp_lat_is_insertable): All constants are insertable.
2664 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
2665 IPA_CONST_VALUE_REF.
2666 (ipcp_initialize_node_lattices): Propagate all types of operands.
2667 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
2668 (ipcp_create_replace_map): Reformat.
2669 (ipcp_need_redirect_p): Simplify.
2670 (ipcp_insert_stage): Check that argument is used before clonning.
2671 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
2672 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
2673 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
2674 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
2675 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
2676 (jump_func_type): Remove IPA_CONST_VALUE_REF.
2677 * tree-inline.c (tree_function_versioning): Add variables referenced by
2680 2008-08-23 Jan Hubicka <jh@suse.cz>
2683 * i386.c (standard_80387_constant_p): Use optimize_size.
2685 2008-08-23 Ira Rosen <irar@il.ibm.com>
2687 PR tree-optimization/37161
2688 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
2689 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
2690 (vect_determine_vectorization_factor): Move the scalar type
2691 retrieval to vect_get_smallest_scalar_type.
2692 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
2693 scalar type. Remove redundant computation.
2694 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
2695 (vect_get_slp_defs): Take the type of RHS into account if
2696 necessary by calling vect_get_smallest_scalar_type. Call
2697 vect_get_constant_vectors with additional argument.
2699 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2702 * doc/invoke.texi (Wwrite-strings): Clarify description.
2704 2008-08-23 Ira Rosen <irar@il.ibm.com>
2706 PR tree-optimization/37174
2707 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
2708 def stmt is a part of the loop before accessing its stmt_vec_info.
2710 2008-08-22 Anatoly Sokolov <aesok@post.ru>
2713 * config/avr/avr.md (UNSPEC_SWAP): New constants.
2714 (*swap): New insn pattern.
2715 (*ashlqi3): Rename from ashlqi3 insn pattern.
2716 (ashlqi3): New expanders.
2717 (*lshrqi3): Rename from lshrqi3 insn pattern.
2718 (lshrqi3): New expanders.
2719 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
2720 lshrqi3_const5, lshrqi3_const6): New splitters.
2721 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
2722 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
2725 2008-08-22 Richard Guenther <rguenther@suse.de>
2727 PR tree-optimization/37078
2728 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
2729 [+INF, +INF] ranges.
2731 2008-08-22 Richard Guenther <rguenther@suse.de>
2733 PR tree-optimization/37143
2734 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
2735 a conversion statement instead of a copy.
2737 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
2740 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
2741 CCCmode, CCOmode and CCSmode destination modes.
2744 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
2745 from different units in a single alternative.
2746 (*vec_extractv2sf_1): Ditto.
2747 (*vec_extractv2si_0): Ditto.
2748 (*vec_extractv2si_1): Ditto.
2749 * config/i386/sse.md (sse2_storehpd): Ditto.
2750 (sse2_storelpd): Ditto.
2751 (sse2_loadhpd): Ditto.
2752 (sse2_loadlpd): Ditto.
2755 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
2756 (popcountsi2): Ditto.
2757 (clzdi2_abm): Ditto.
2758 (popcountdi2): Ditto.
2759 (clzhi2_abm): Ditto.
2760 (popcounthi2): Ditto.
2762 2008-08-22 Richard Guenther <rguenther@suse.de>
2766 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
2767 if the multiplication does not overflow.
2769 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
2771 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
2773 2008-08-21 Richard Henderson <rth@redhat.com>
2775 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
2776 spurrious comma from test.
2777 * configure: Rebuild.
2779 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2782 * builtins.c (fold_builtin_next_arg): Add warning about undefined
2785 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
2787 * c-tree.h (grokfield): New argument.
2788 * c-decl.c (grokfield): Handle new location argument.
2789 * c-parser.c (c_parser_struct_declaration): Pass location to
2792 2008-08-21 Richard Guenther <rguenther@suse.de>
2794 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
2796 2008-08-21 Jan Hubicka <jh@suse.cz>
2798 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
2799 (cgraph_add_function_insertion_hook,
2800 cgraph_remove_function_insertion_hook,
2801 cgraph_call_function_insertion_hooks): New functions.
2802 * cgraph.h (cgraph_add_function_insertion_hook,
2803 cgraph_remove_function_insertion_hook,
2804 cgraph_call_function_insertion_hooks): Declare.
2805 * ipa-reference.c (function_insertion_hook_holder): New variable.
2806 (check_operand, look_for_address_of): When checking late, do not care
2807 about module bitmaps.
2808 (add_new_function): New function.
2809 (generate_summary): Register hooks; zero module bitmaps.
2810 (propagate): Unregister hooks.
2811 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
2812 (add_new_function): New function.
2813 (generate_summary): Register hook.
2814 (propagate): Remove hook.
2816 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
2818 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
2819 * ipa-cp.c (ipcp_update_cloned_node): New function.
2820 (build_const_val): Handle functions correctly; bring type logic
2821 into sync with tree-inline.c
2822 (ipcp_init_stage): Take care of computing stuff needed by
2823 indirect inlining; update clones.
2824 (ipcp_generate_summary): Break out of ipcp_driver.
2825 (ipcp_driver): Do only execution and transformation.
2826 (pass_ipa_cp): Make IPA_PASS.
2827 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
2829 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
2830 ipcp, some info is already available.
2831 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
2832 * tree-inline.c (remap_ssa_name): Unshare expression.
2834 2008-08-21 Richard Guenther <rguenther@suse.de>
2836 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
2837 a PHI ask VN if it is already available.
2838 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
2839 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
2841 2008-08-21 Richard Guenther <rguenther@suse.de>
2844 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
2845 makes sure to produce a result of the correct type.
2847 2008-08-21 Jan Hubicka <jh@suse.cz>
2848 Backport from LTO branch:
2850 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2851 Jan Hubicka <jh@suse.cz>
2854 (init_state, finish_state, set_function_state, generate_summary):
2856 (scan_stmt): Renamed from scan_function. Changed to keep state in
2857 local static vars rather than cgraph aux field.
2858 (propagate): Renamed from static_execute. Changed to keep state in
2859 local static vars rather than cgraph aux field.
2860 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
2861 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
2863 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
2865 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
2866 * ipa-reference.c (init_function_info, generate_summary,
2867 propagate): New functions.
2868 (analyze_function): Call init_function_info.
2869 (static_execute): Stripped into generate_summary and propagate.
2870 (pass_ipa_reference): Made into ipa_opt_pass.
2872 2008-08-21 Richard Guenther <rguenther@suse.de>
2874 PR tree-optimization/37181
2875 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
2877 (extract_range_from_unary_expr): Likewise.
2879 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2881 * diagnostic.c (pedwarn_at): Rename as pedwarn.
2883 * toplev.h (pedwarn_at): Likewise.
2884 * builtins.c: Update all calls to pedwarn.
2885 * c-lex.c: Likewise.
2886 * toplev.c: Likewise.
2887 * c-tree.h: Likewise.
2888 * c-decl.c: Likewise.
2889 * c-errors.c: Likewise.
2890 * c-typeck.c: Likewise.
2891 * c-common.c: Likewise.
2892 * c-parser.c: Likewise.
2894 2008-08-20 Joseph Myers <joseph@codesourcery.com>
2897 * config/sparc/sparc.c (function_arg_slotno): Handle structure
2898 with MODE_VECTOR_INT mode.
2900 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2903 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
2904 initialized outside the current module.
2905 (warn_uninitialized_var): Ignore left-hand side when walking the
2906 trees. Ignore address expressions. Examine VUSE operands in gimple
2907 statements with a variable declaration on the right-hand side.
2909 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
2912 * rtlanal.c (subreg_offset_representable_p): Revert last change.
2914 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2917 * c-common.c (conversion_warning): Do not warn if applying bit-and
2918 operator to unsigned constant that fits in the target type.
2920 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2923 * c-common.c (conversion_warning): Do not warn for artificial
2926 2008-08-20 Richard Guenther <rguenther@suse.de>
2928 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
2929 (extract_range_from_binary_expr): Fall back to constant propagation.
2930 (extract_range_from_unary_expr): Likewise.
2932 2008-08-20 Richard Guenther <rguenther@suse.de>
2934 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
2935 with TREE_THIS_VOLATILE on shared nodes.
2936 (fold_stmt_r): Likewise.
2938 2008-08-20 Jakub Jelinek <jakub@redhat.com>
2941 * c-parser.c (c_parser_attributes): For keywords use canonical
2942 spelling for attr_name.
2944 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2946 * value-prof.c (check_counter): Revert wrong call to error.
2948 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2950 * profile.c: Update calls to inform.
2951 * value-prof.c: Update calls to inform.
2953 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2955 * diagnostic.c (inform): Add an explicit location_t parameter.
2956 * toplev.h (inform): Update declaration.
2957 * builtins.c: Update all calls to inform.
2958 * c-common.c: Likewise.
2959 * c-decl.c: Likewise.
2960 * c-opts.c: Likewise.
2961 * c-pch.c: Likewise.
2962 * c-pragma.c: Likewise.
2963 * c-typeck.c: Likewise.
2964 * coverage.c: Likewise.
2966 * toplev.c: Likewise.
2967 * tree-cfg.c: Likewise.
2968 * tree-ssa.c: Likewise.
2970 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
2973 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
2974 V2DI mode, for SSE4.1, use movq instead of vector set if the
2975 second element is zero and inter-unit moves are OK.
2977 2008-08-20 Richard Guenther <rguenther@suse.de>
2979 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
2980 properly handle conversion/copy chains after tuplification.
2982 2008-08-20 Richard Guenther <rguenther@suse.de>
2984 * passes.c (init_optimization_passes): Move the second
2985 forwprop pass before alias computation. Remove the second
2986 DCE pass. Remove the first dominator and phi copy/const
2989 2008-08-20 Nick Clifton <nickc@redhat.com>
2991 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
2992 support of this feature. Do not assume that a sufficiently new
2993 assembler will support the feature regardless of the target type.
2994 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
2995 * configure: Regenerate.
2997 2008-08-20 Richard Guenther <rguenther@suse.de>
2999 * tree-vrp.c (found_in_subgraph): Remove.
3000 (live): New global static.
3001 (live_on_edge): New function.
3002 (blocks_visited): Remove.
3003 (register_edge_assert_for_2): Use live_on_edge.
3004 (find_conditional_asserts): Remove code dealing with
3005 found_in_subgraph. Do not walk the CFG.
3006 (find_switch_asserts): Likewise.
3007 (find_assert_locations_1): Renamed from find_assert_locations.
3008 Move finding assert locations for conditional and switch
3009 statements first. Update live bitmap. Do not walk the CFG.
3010 (find_assert_locations): New function.
3011 (insert_range_assertions): Remove entry of CFG walk.
3012 Adjust call to find_assert_locations.
3013 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
3014 that only can appear because of fake exit edges but assert we
3015 never try to insert on those.
3016 (fini_pre): Do not remove fake exit edges here...
3017 (execute_pre): ...but here, before committing edge inserts.
3019 2008-08-19 Richard Guenther <rguenther@suse.de>
3021 * passes.c (init_optimization_passes): Exchange store-ccp
3024 2008-08-19 Rafael Espindola <espindola@google.com>
3026 * varasm.c (weak_decls): Move earlier in the file.
3027 (assemble_external): Add weak decls to the weak_decls list.
3028 (declare_weak): Don't add decls to the weak_decls list.
3030 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
3033 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
3034 before (sse2_shufpd_<mode>).
3036 2008-08-19 Jakub Jelinek <jakub@redhat.com>
3039 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
3040 * tree.c (block_nonartificial_location): Likewise.
3042 2008-08-19 Richard Guenther <rguenther@suse.de>
3044 PR tree-optimization/35972
3045 PR tree-optimization/23094
3046 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
3048 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
3049 handle MISALIGNED_INDIRECT_REF.
3050 (get_ref_from_reference_ops): New helper.
3051 (vn_reference_lookup_pieces): Walk the use-def chain using the
3052 alias-oracle if requested.
3053 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
3054 walking the use-def chain.
3055 (compute_avail): But not here.
3056 (create_component_ref_by_pieces_1): Properly handle
3057 MISALIGNED_INDIRECT_REF.
3058 (do_regular_insertion): Handle fully redundant
3059 expressions after PHI-translation also for SSA_NAME values, not
3060 only constants. Correctly use edoubleprime for that.
3062 2008-08-19 Ira Rosen <irar@il.ibm.com>
3064 * tree-vectorizer.c (supportable_widening_operation): Support
3065 multi-step conversion, return the number of steps in such conversion
3066 and the required intermediate types.
3067 (supportable_narrowing_operation): Likewise.
3068 * tree-vectorizer.h (vect_pow2): New function.
3069 (supportable_widening_operation): Change argument types.
3070 (supportable_narrowing_operation): Likewise.
3071 (vectorizable_type_promotion): Add an argument.
3072 (vectorizable_type_demotion): Likewise.
3073 * tree-vect-analyze.c (vect_analyze_operations): Call
3074 vectorizable_type_promotion and vectorizable_type_demotion with
3075 additional argument.
3076 (vect_get_and_check_slp_defs): Detect patterns.
3077 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
3079 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
3080 vect_build_slp_tree with correct arguments. Calculate unrolling factor
3081 according to the smallest type in the loop.
3082 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
3083 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
3084 supportable_widening_operation with correct arguments.
3085 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
3086 operands lists according to the number of vector statements in left
3087 or right node, if exists.
3088 (vect_gen_widened_results_half): Remove unused argument.
3089 (vectorizable_conversion): Call supportable_widening_operation,
3090 supportable_narrowing_operation, and vect_gen_widened_results_half
3091 with correct arguments.
3092 (vectorizable_assignment): Change documentation, support multiple
3094 (vectorizable_operation): Likewise.
3095 (vect_get_loop_based_defs): New function.
3096 (vect_create_vectorized_demotion_stmts): Likewise.
3097 (vectorizable_type_demotion): Support loop-aware SLP and general
3098 multi-step conversion. Call vect_get_loop_based_defs and
3099 vect_create_vectorized_demotion_stmts for transformation.
3100 (vect_create_vectorized_promotion_stmts): New function.
3101 (vectorizable_type_promotion): Support loop-aware SLP and general
3102 multi-step conversion. Call vect_create_vectorized_promotion_stmts
3104 (vectorizable_store): Change documentation, support multiple
3106 (vectorizable_load): Likewise.
3107 (vect_transform_stmt): Pass SLP_NODE to
3108 vectorizable_type_promotion and vectorizable_type_demotion.
3109 (vect_schedule_slp_instance): Move here the calculation of number
3110 of vectorized statements for each node from...
3111 (vect_schedule_slp): ... here.
3112 (vect_transform_loop): Call vect_schedule_slp without the last
3115 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
3118 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
3119 to == in assert statement.
3120 (vectorizable_reduction): Fix typo.
3122 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3125 * value-prof.c (check_counter): Dereference pointer to overall
3126 count when printing it.
3128 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3130 * profile.h: Really add it.
3132 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3134 * mcf.c: Really add it.
3136 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
3137 Vinodha Ramasamy <vinodha@google.com>
3139 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
3141 * value-prof.c (check_counter): Fix the counter if
3142 flag_profile_correction is true.
3143 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3144 tree_mod_subtract_transform):
3145 Follow check_counter parameter change.
3146 * common.opt (fprofile-correction): New option.
3148 * profile.h: Likewise.
3149 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
3150 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
3151 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
3153 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
3154 flag_profile_correction is set.
3156 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
3158 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
3160 2008-08-18 Tomas Bily <tbily@suse.cz>
3162 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
3163 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
3165 * tree-data-ref.c (split_constant_offset_1): Likewise.
3166 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
3167 * tree-sra.c (sra_walk_expr): Likewise.
3168 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
3169 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
3170 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
3171 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
3173 * gimple.c (gimple_assign_unary_nop_p): Likewise.
3174 * tree-vect-transform.c (vectorizable_type_demotion)
3175 (vectorizable_type_promotion): Likewise.
3176 * tree-inline.c (expand_call_inline):
3177 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
3178 (forward_propagate_addr_expr_1, forward_propagate_comparison)
3179 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3180 * expr.c (expand_expr_real_1): Likewise.
3181 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
3182 (gimple_assign_unary_useless_conversion_p): Likewise.
3183 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3184 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
3185 * fold-const.c (fold_unary): Likewise.
3186 * tree.h (CONVERT_EXPR_P): Likewise.
3187 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
3188 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
3190 (register_edge_assert_for_2, extract_range_from_unary_expr)
3191 (register_edge_assert_for_1): Likewise.
3193 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3195 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
3196 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
3197 (enum real_value_const): Delete.
3198 (get_real_const): Delete.
3199 * real.c (get_real_const): Delete.
3200 (dconst_e_ptr): Define.
3201 (dconst_third_ptr): Define.
3202 (dconst_sqrt2_ptr): Define.
3203 * builtins.c: Update all callers.
3205 2008-08-18 Richard Guenther <rguenther@suse.de>
3207 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
3208 statement iterator after statement removal.
3210 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
3212 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
3213 (detect_processor_freebsd): Likewise.
3214 (host_detect_local_cpu): Call newly added functions for FreeBSD.
3216 2008-08-18 Richard Guenther <rguenther@suse.de>
3218 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
3219 and loads have the correct types.
3221 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3224 * c-opts.c (cpp_opts): Remove static.
3225 * c-parser.c (cpp_opts): Declare it extern.
3226 (disable_extension_diagnostics): Handle cpp options.
3227 (enable_extension_diagnostics): Likewise.
3229 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3231 * diagnostics.c (permerror_at): Rename as permerror.
3232 (permerror): Delete.
3233 * toplev.h: Likewise.
3235 2008-08-18 Richard Guenther <rguenther@suse.de>
3237 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
3238 sdse1 and addressables2 passes. Replace dce1 with cddce1.
3239 Move call_cdce before build_alias. Move copyrename2,
3240 cunrolli and ccp2 beafore build_alias. Re-add addressable2
3241 right after final inlining.
3242 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
3243 (pass_build_cfg): But instead via TODO_dump_func.
3245 2008-08-18 Richard Guenther <rguenther@suse.de>
3247 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
3249 (scalarize_init): If we failed to generate some initializers
3250 do not generate zeros for not instantiated members. Instead
3251 rely on the copy out.
3252 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
3253 about missing flow-sensitive alias info only if we have
3256 2008-08-17 Nick Clifton <nickc@redhat.com>
3258 * doc/extend.texi (Function Attributes): Fix typo in description
3259 if hot function attribute.
3261 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
3262 Richard Sandiford <rdsandiford@googlemail.com>
3264 * doc/install.texi (--with-mips-plt): Document.
3265 * doc/invoke.texi (-mplt, -mno-plt): Document.
3266 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
3267 and handle ${with_mips_plt}.
3268 * config/mips/mips.opt (mplt): New option.
3269 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
3270 (TARGET_ABICALLS_PIC2): Likewise.
3271 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
3272 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
3273 (ASM_SPEC): Use !mabi=* instead of !mabi*.
3274 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
3275 to decide whether to output ".option picX" directives.
3276 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
3277 Pass -call_nonpic rather than -KPIC for -mplt.
3278 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
3279 on the command line. Also remove it when -mabi=64 is used without
3281 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
3282 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
3283 TARGET_ABICALLS_PIC0.
3284 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
3286 (mips16_build_function_stub): Only output ".option pic" directives
3287 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
3288 (mips16_build_call_stub): Fix comment and remove redundant
3289 ".set at"/"set .noat" directives.
3290 (mips_function_rodata_section): Use the default behaviour for
3291 TARGET_ABSOLUTE_ABICALLS.
3292 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
3293 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
3294 (mips_restore_gp): Do nothing if the current function doesn't use
3296 (mips_expand_prologue): Only save $gp if the current function uses it.
3297 Use a normal move for TARGET_ABICALLS_PIC0.
3298 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
3300 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
3302 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
3303 of function when handling GLOBAL_POINTER_REGNUM.
3305 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
3308 * common.opt (-fstack-check): Do not declare the variable here.
3309 (-fstack-check=): New option variant.
3310 * doc/invoke.texi (Code Gen Options): Document it.
3311 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
3312 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
3313 (STACK_CHECK_STATIC_BUILTIN): New macro.
3314 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
3315 * opts.c: Include expr.h.
3316 (common_handle_option) <OPT_fold_stack_check_>: New case.
3317 <OPT_fstack_check>: Likewise.
3318 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
3319 consistently in the test for variable-sized types. Adjust for
3320 new behaviour of flag_stack_check.
3321 * explow.c: Include except.h.
3322 (allocate_dynamic_stack_space): Do not take into account
3323 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
3324 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
3325 for variable-sized parameters. Treat all parameters whose size is
3326 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
3327 stack checking is enabled.
3328 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
3329 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
3330 if generic stack checking is enabled.
3331 (expand_function_end): Adjust for new behaviour of flag_stack_check.
3332 * reload1.c (reload): Likewise.
3333 * stmt.c (expand_decl): Assert that all automatic variables have
3334 fixed size at this point and remove dead code.
3335 * flags.h (stack_check_type): New enumeration type.
3336 (flag_stack_check): Declare.
3337 * toplev.c (flag_stack_check): New global variable.
3338 * Makefile.in (opts.o): Add dependency on EXPR_H.
3339 (explow.o): Add dependency on except.h.
3341 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
3343 * config/avr/avr.c (avr_override_options): Reduce value of
3344 PARAM_INLINE_CALL_COST.
3346 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
3348 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
3349 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
3350 lieu of TYPE_MODE (type) throughout.
3352 2008-08-15 Joseph Myers <joseph@codesourcery.com>
3354 * config/arm/arm.c (add_minipool_backward_ref): Check for
3355 8-byte-aligned entries in second case of forcing insertion after a
3356 particular entry. Change third case to avoid inserting
3357 non-8-byte-aligned entries before 8-byte-aligned ones.
3359 2008-08-15 Richard Guenther <rguenther@suse.de>
3361 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
3362 strip components for unknown size accesses.
3364 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
3366 * config/s390/2097.md New file.
3367 * config/s390/s390.md ("z10prop" attribute): Define none,
3368 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
3369 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
3370 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
3371 possible values and apply them to insns as appropriate.
3372 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
3373 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
3374 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
3375 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
3377 ("bfp" mode attribute): Removed. Every occurence replaced
3379 * config/s390/s390.c (struct "z10_cost"): Updated entries.
3380 * config/s390/2084.md (insn_reservation "x_itof"): Updated
3383 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3386 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
3389 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
3391 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
3392 additional argument. Support reduction when duplication is needed due
3393 to data-types of different sizes in the loop.
3394 (get_initial_def_for_induction): Fix printout.
3395 (vect_get_vec_def_for_stmt_copy): Support case where the
3396 vec_stmt_for_operand is a phi node.
3397 (vectorizable_reduction): Support reduction when duplication is needed
3398 due to data-types of different sizes in the loop.
3399 (vectorizable_call): Remove restriction to not vectorize in case we
3400 have data-types of different sizes in the loop.
3401 (vectorizable_conversion): Likewise.
3402 (vectorizable_operation): Likewise.
3403 (vectorizable_type_demotion): Likewise.
3404 (vectorizable_type_promotion): Likewise.
3405 (vectorizable_induction): Add restriction to not vectorize in case
3406 we have data-types of different sizes in the loop.
3408 2008-08-14 Christophe Saout <christophe@saout.de>
3409 Uros Bizjak <ubizjak@gmail.com>
3412 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
3413 (*vec_concatv2di_rex64_sse4_1): Ditto.
3414 (*vec_concatv2di_rex64_sse): Ditto.
3416 2008-08-14 Jakub Jelinek <jakub@redhat.com>
3419 * fold-const.c (fold_widened_comparison): Do not allow
3420 sign changes that change the result even if shorter type
3421 is wider than arg1_unw's type.
3423 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
3425 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
3426 Skip if the multilib testing specifies -march that does not
3427 agree with the one specified in the testcase.
3429 2008-08-13 Joseph Myers <joseph@codesourcery.com>
3431 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
3432 zero extend SImode values being converted to TFmode before passing
3435 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3437 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
3438 __PPU__ when targeting the Cell/B.E. PPU processor.
3440 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
3442 * gimple.h (gimple_call_set_chain): Accept SSA variables.
3443 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
3444 Rematerialize the static chain, if any.
3445 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
3448 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
3450 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
3451 (new_loc_descr): Likewise.
3452 (add_loc_descr): Likewise.
3453 (size_of_loc_descr): Likewise.
3454 (size_of_locs): Likewise.
3455 (output_loc_operands): Likewise.
3456 (output_loc_sequence): Likewise.
3457 (new_reg_loc_descr): New.
3458 (build_cfa_loc): Use it.
3459 (build_cfa_aligned_loc): Likewise.
3460 (one_reg_loc_descriptor): Likewise.
3461 (based_loc_descr): Likewise.
3463 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3466 * doc/invoke.texi (Wmain): Update.
3467 * c-decl.c (start_decl): warn_main is only 0 or 1.
3468 (start_function): Likewise. Fix formatting.
3469 (finish_function): Delete redundant warning.
3470 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
3471 * c-opts (c_common_handle_option): -Wall only has effect if
3472 warn_main is uninitialized. OPT_Wmain is automatically
3473 handled. -pedantic also enables Wmain.
3474 (c_common_post_options): Handle all logic for Wmain here.
3475 * c-common.c (warn_main): Delete.
3476 (check_main_parameter_types): Make pedwarns conditional on
3478 * c-common.h (warn_main): Delete.
3480 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
3483 * expr.c (emit_group_store): Allocate stack temp with the
3484 largest alignment when copying from register to stack.
3486 2008-08-13 Richard Guenther <rguenther@suse.de>
3488 * tree.h (maybe_fold_offset_to_address): Declare.
3489 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
3490 (ccp_fold): Handle pointer conversions the same as fold_stmt.
3491 Likewise for POINTER_PLUS_EXPR.
3492 (maybe_fold_offset_to_reference): Enable disabled code.
3493 (maybe_fold_offset_to_address): New function.
3494 (fold_stmt_r): Use it.
3495 (fold_gimple_assign): Likewise.
3496 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
3497 (gimplify_expr): Likewise.
3499 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3501 * toplev.h (pedwarn_at): Fix declaration.
3503 2008-08-13 Joseph Myers <joseph@codesourcery.com>
3505 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
3506 LINK_SPEC): Use %R in -Y P argument.
3508 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3511 * diagnostic.c (pedwarn_at): New.
3512 * toplev.h (pedwarn_at): Declare.
3513 * c-tree.h (build_enumerator): Update declaration.
3514 * c-decl.c (finish_enum): Update comment.
3515 (build_enumerator): Take a location parameter. Give a pedwarn but do
3516 not perform any conversion.
3517 * c-parser.c (c_parser_enum_specifier): Set correct location for
3520 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3523 * c-common.c (conversion_warning): Use a switch. Ignore boolean
3524 expressions except for conversions to signed:1 bitfields. Handle
3525 COND_EXPR with constant operands.
3527 2008-08-13 Richard Guenther <rguenther@suse.de>
3529 PR tree-optimization/15255
3530 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
3531 (struct oecount_s): New struct and VEC types.
3533 (oecount_hash): New function.
3534 (oecount_eq): Likewise.
3535 (oecount_cmp): Likewise.
3536 (zero_one_operation): New function.
3537 (build_and_add_sum): Likewise.
3538 (undistribute_ops_list): Perform un-distribution of multiplication
3539 and division on the chain of summands.
3540 (should_break_up_subtract): Also break up subtracts for factors.
3541 (reassociate_bb): Delete dead visited statements.
3542 Call undistribute_ops_list. Re-sort and optimize if it did something.
3543 * passes.c (init_optimization_passes): Move DSE before
3545 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
3548 2008-08-12 Janis Johnson <janis187@us.ibm.com>
3550 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
3552 * doc/invoke.texi: Revert unintended checkin.
3554 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
3557 * gcc.c (include_spec_function): Tweak call to find_a_file.
3559 2008-08-12 Jakub Jelinek <jakub@redhat.com>
3562 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
3563 and TRUTH_ORIF_EXPR.
3564 * dojump.c (do_jump): Likewise.
3566 PR tree-optimization/37084
3567 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
3568 if id->regimplify, don't assume stmt is a cast assignment.
3570 2008-08-12 Anatoly Sokolov <aesok@post.ru>
3572 * final.c (final_scan_insn): Use app_enable/app_disable functions.
3574 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3577 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
3580 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3582 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
3583 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
3585 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
3586 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
3587 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
3588 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
3589 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
3591 * doc/tm.texi (Storage Layout): Remove documentation for
3592 TARGET_FLOAT_FORMAT.
3594 * simplify-rtx.c (simplify_binary_operation_1): Replace
3595 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
3597 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3599 * real.h (struct real_format): New member has_sign_dependent_rounding.
3600 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
3601 spu_single_format, ieee_double_format, mips_double_format,
3602 motorola_double_format, ieee_extended_motorola_format,
3603 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
3604 ieee_extended_intel_96_round_53_format, ibm_extended_format,
3605 mips_extended_format, ieee_quad_format, mips_quad_format,
3606 vax_f_format, vax_d_format, vax_g_format): Initialize it.
3607 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
3609 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
3610 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
3611 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
3612 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
3613 (ROUND_TOWARDS_ZERO): Likewise.
3615 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
3616 (FLOAT_MODE_FORMAT): New macro.
3617 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
3618 (MODE_COMPOSITE_P): ... this new macro.
3619 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
3620 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
3621 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
3623 * flags.h: Include "real.h".
3625 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
3626 REAL_MODE_FORMAT_COMPOSITE_P.
3627 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
3629 * doc/tm.texi (Storage Layout): Remove documentation of
3630 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
3631 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
3632 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
3633 they only apply to libgcc2.a.
3635 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3637 * config/spu/float_disf.c: New file.
3638 * config/spu/float_unsdisf.c: New file.
3639 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
3640 (LIB2FUNCS_EXCLUDE): Define.
3642 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3643 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3645 * real.h (struct real_format): New member round_towards_zero.
3646 * real.c (round_for_format): Respect fmt->round_towards_zero.
3647 (ieee_single_format, mips_single_format, motorola_single_format,
3648 spu_single_format, ieee_double_format, mips_double_format,
3649 motorola_double_format, ieee_extended_motorola_format,
3650 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
3651 ieee_extended_intel_96_round_53_format, ibm_extended_format,
3652 mips_extended_format, ieee_quad_format, mips_quad_format,
3653 vax_f_format, vax_d_format, vax_g_format): Initialize it.
3654 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
3656 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
3657 real_format to choose rounding mode when calling MPFR functions.
3658 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
3659 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
3661 * real.h (real_to_decimal_for_mode): Add prototype.
3662 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
3663 Respect target rounding mode when generating decimal representation.
3664 (real_to_decimal): New stub for backwards compatibility.
3665 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
3666 real_to_decimal_for_mode instead of real_to_decimal.
3668 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
3670 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3671 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3673 * real.c (spu_single_format): New variable.
3674 * real.h (spu_single_format): Declare.
3676 * config/spu/spu.c (spu_override_options): Install SFmode format.
3677 (spu_split_immediate): Use integer mode to operate on pieces of
3678 floating-point values in all cases.
3680 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
3681 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
3682 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
3684 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3686 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
3688 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3690 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
3692 2008-08-12 Jakub Jelinek <jakub@redhat.com>
3695 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
3696 on the VAR_DECL instead of TYPE_READONLY on its type.
3698 2008-08-12 Ira Rosen <irar@il.ibm.com>
3700 * tree-vectorizer.c: Depend on langhooks.h.
3701 (supportable_widening_operation): Add two arguments. Support double
3703 (supportable_narrowing_operation): Likewise.
3704 * tree-vectorizer.h (supportable_widening_operation): Add two
3706 (supportable_narrowing_operation): Likewise.
3707 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
3708 supportable_widening_operation with correct arguments.
3709 * tree-vect-transform.c (vectorizable_conversion): Likewise.
3710 (vectorizable_type_demotion): Support double type conversions.
3711 (vectorizable_type_promotion): Likewise.
3712 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
3714 2008-08-11 Michael Matz <matz@suse.de>
3716 * i386/i386.c (override_options): Move initialisation from
3717 flag_schedule_insns_after_reload to here from ...
3718 (optimization_options): ... here.
3720 2008-08-11 Jakub Jelinek <jakub@redhat.com>
3722 PR rtl-optimization/36998
3723 * dwarf2out.c (compute_barrier_args_size_1,
3724 compute_barrier_args_size): Temporarily remove assertions.
3726 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3729 * tree-ssa.c (struct walk_data): Add new flag
3730 warn_possibly_uninitialized.
3731 (warn_uninitialized_var): Use it.
3732 (warn_uninitialized_vars): New.
3733 (execute_early_warn_uninitialized): Call it.
3734 (execute_late_warn_uninitialized): Likewise.
3736 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3739 * reload1.c (gen_reload): Guard calls to get_secondary_mem
3742 2008-08-09 Jan Hubicka <jh@suse.cz>
3745 * optabs.c (maybe_emit_unop_insn): Remove produced code if
3747 (expand_fix): Be prepared for expansion to fail.
3748 (expand_sfix_optab): Remove instructions if expansion failed.
3750 2008-08-09 Anatoly Sokolov <aesok@post.ru>
3752 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
3754 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
3755 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3757 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3759 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
3760 mips/t-libgcc-mips16 to tmake_file.
3761 * config/mips/mips-protos.h (mips_call_type): New enum.
3762 (mips_pic_base_register, mips_got_load): Declare.
3763 (mips_restore_gp): Take an rtx argument.
3764 (mips_use_pic_fn_addr_reg_p): Declare.
3765 (mips_expand_call): Replace the sibcall_p argument with
3766 a mips_call_type argument. Add a lazy_p parameter.
3767 (mips_split_call): Declare.
3768 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
3769 (MIPS16_PIC_TEMP): Likewise.
3770 (reg_class): Delete M16_NA_REGS.
3771 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
3772 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
3773 (mips_split_hi_p): Declare.
3774 * config/mips/mips.c (mips_split_hi_p): New array.
3775 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
3776 (mips_got_symbol_type_p): New function.
3777 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
3778 (mips16_stub_function_p): New function.
3779 (mips16_local_function_p): Likewise.
3780 (mips_use_pic_fn_addr_reg_p): Likewise.
3781 (mips_cannot_force_const_mem): Return false for HIGHs.
3782 Extend CONST_INT and symbolic handling to MIPS16, using
3783 mips_symbol_insns to check that the base symbol type is a
3784 legitimate constant. Reject GOT-based constants if
3785 TARGET_MIPS16_PCREL_LOADS.
3786 (mips_const_insns): Check targetm.cannot_force_const_mem when
3787 decomposing a symbolic base and a large offset.
3788 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
3789 When calling a function that needs $25 from MIPS16 code,
3790 move the target address into $25 separately and add a USE
3792 (mips16_gp_pseudo_reg): Insert the initializer immediately
3793 before the first real insn.
3794 (mips_pic_base_register, mips_got_load): New functions.
3795 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
3796 parameter to LOW_OUT. Say that it can be any valid SET_SRC
3797 when splitting a load-address operation. Split SYMBOL_GOT_DISP
3798 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
3799 (mips_call_tls_get_addr): Update the call to mips_expand_call,
3800 also passing NULL_RTX rather than const0_rtx as the aux argument.
3801 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
3802 instead of TARGET_EXPLICIT_RELOCS.
3803 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
3804 (mips_load_call_address): Replace the sibcall_p argument with
3805 a mips_call_type argument. Use mips_got_load.
3806 (mips16_local_alias): New structure.
3807 (mips16_local_aliases): New variable.
3808 (mips16_local_aliases_hash): New function.
3809 (mips16_local_aliases_eq): Likewise.
3810 (mips16_local_alias): Likewise.
3811 (mips16_stub_function): Likewise.
3812 (mips16_build_function_stub): Create a local alias for the target
3813 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
3814 .cpload directive and an R_MIPS_NONE relocation for the target
3815 function, then load the alias rather than the function itself.
3816 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
3817 (mips16_copy_fpr_return_value): Use mips16_stub_function and
3818 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
3819 (mips16_build_call_stub): Replace the FN parameter with an
3820 FN_PTR parameter. Force the address into a register if it
3821 isn't a call_insn_operand; don't rely on the caller to do this.
3822 If a call to a locally-defined and locally-binding MIPS16
3823 function must be made indirectly, redirect the call to the
3824 function's local alias. Use mips16_stub_function_p,
3825 mips16_stub_function, mips_expand_call and use_reg.
3826 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
3827 Use explicit %hi and %lo accesses where possible.
3828 Use MIPS_CALL to generate the correct code form of a
3829 jal instruction. Add clobbers of $18 instead of uses.
3830 Update the call to mips_emit_call_insn.
3831 (mips_expand_call): Replace the SIBCALL_P argument with a
3832 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
3833 Take a LAZY_P parameter. Call mips16_build_call_stub first,
3834 allowing it to modify the call address. Update the calls to
3835 mips_load_call_address and mips_emit_call_insn.
3836 (mips_split_call): New function.
3837 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
3838 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
3839 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
3840 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
3841 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
3843 (mips_cprestore_slot): New function.
3844 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
3845 and use mips_cprestore_slot.
3846 (mips_output_function_prologue): Handle TARGET_MIPS16 for
3848 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
3849 then use a copygp_mips16 instruction to set up $28.
3850 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
3851 (mips16_lay_out_constants): Call split_all_insns_noflow.
3852 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
3853 false if TARGET_MIPS16.
3854 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
3855 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
3856 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
3857 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
3858 MIPS16 code. Allow MIPS16 o32 PIC.
3859 (mips_override_options): Allow MIPS16 o32 PIC.
3860 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
3861 after reload if TARGET_USE_GOT.
3862 (UNSPEC_COPYGP): New constant.
3863 (length): Use a default length of 8 for MIPS16 GOT loads.
3864 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
3865 (*got_page<mode>): Check mips_split_hi_p.
3866 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
3867 (unspec_got<mode>, unspec_call<mode>): New expanders.
3868 (load_got<mode>, load_call<mode>): Remove the length attributes.
3869 Use a got attribute instead of a type attribute.
3870 (copygp_mips16): New insn.
3871 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
3872 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
3873 (sibcall, sibcall_value, call, call_value): Update the calls
3874 to mips_expand_call.
3875 (call_internal, call_value_internal): Use mips_split_call.
3876 (call_value_multiple_internal): Likewise.
3877 (call_split): Move after call_internal (the insn it is split from).
3878 (call_internal_direct, call_value_internal_direct): Turn into
3879 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
3880 (call_direct_split, call_value_direct_split): New patterns.
3881 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
3882 and use M16_REGS instead of M16_NA_REGS.
3883 * config/mips/predicates.md (const_call_insn_operand): Replace
3884 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
3885 mips_use_pic_fn_addr_reg_p check.
3886 (move_operand): Reject HIGHs if mips_split_hi_p.
3887 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
3888 (__mips16_floatunsisf): Inline __mips16_floatsisf.
3889 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
3890 * config/mips/libgcc-mips16.ver: New file.
3891 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
3892 $(srcdir)/config/mips/libgcc-mips16.ver.
3894 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3896 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
3897 (mips_unspec_address, mips_unspec_offset_high): Likewise.
3898 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
3899 (mips16_cfun_returns_in_fpr_p): Likewise.
3901 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3903 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
3904 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
3905 rather than 4 to PC.
3907 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3909 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
3910 (FUNCTION_PROFILER): Save the static chain pointer into $2
3911 beforehand and restore it aftewards.
3912 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
3913 address directly into $25 and call the function through $25;
3914 do not clobber $3. Pad the DImode version to cover the space
3915 left by the deleted $25 <- $3 move.
3916 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
3917 the removal of the $25 <- $3 move.
3918 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
3919 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
3921 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3922 Daniel Jacobowitz <dan@codesourcery.com>
3924 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
3925 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
3926 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
3927 * config/mips/mips.c (mips_start_function_definition): New function.
3928 (mips_end_function_definition): Likewise.
3929 (mips_output_function_prologue): Use mips_start_function_definition.
3930 (mips_output_function_epilogue): Use mips_end_function_definition.
3931 (build_mips16_function_stub): Use mips_start_function_definition
3932 and mips_end_function_definition.
3933 (build_mips16_call_stub): Likewise.
3935 2008-08-09 Richard Guenther <rguenther@suse.de>
3937 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
3938 * gimple.h (gimple_call_fn): Adjust comment.
3939 (gimple_call_set_fndecl): New function.
3940 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
3941 longer having bare FUNCTION_DECL operand.
3942 (gimple_call_return_type): Likewise.
3943 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
3945 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
3946 (gimple_mod_pow2): Likewise.
3947 (gimple_mod_subtract): Likewise.
3948 (gimple_ic): Likewise.
3949 (gimple_stringop_fixed_value): Likewise.
3950 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
3951 longer having bare FUNCTION_DECL operand.
3952 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
3953 * omp-low.c (optimize_omp_library_calls): Likewise.
3954 * cgraphunit.c (update_call_expr): Likewise.
3955 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
3956 (execute_convert_to_rsqrt): Likewise.
3957 * cfgexpand.c (gimple_to_tree): Simplify.
3958 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
3959 bare FUNCTION_DECL operand.
3960 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
3961 (convert_gimple_call): Use gimple_call_fndecl.
3962 * c-common.c (c_warn_unused_result): Likewise.
3964 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3967 * c-typeck.c (digest_init): Call verify_sequence_points from here.
3968 (c_finish_return): Likewise.
3969 (c_start_case): Likewise.
3970 * c-common.c (warn_for_collisions_1): Use explicit location in
3972 * c-parser.c (c_parser_condition): New. Call
3973 verify_sequence_points.
3974 (c_parser_paren_condition): Call c_parser_condition.
3975 (c_parser_for_statement): Call c_parser_condition.
3977 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3980 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
3981 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
3982 Moved from diagnostic.h
3983 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
3985 (emit_diagnostic): New.
3986 (warning0, pedwarn0): Delete.
3987 (warning, warning_at, pedwarn, permerror): Return bool.
3988 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
3989 Moved to diagnostic.c.
3990 (struct diagnostic_context): Use correct type for
3991 classify_diagnostic.
3992 (diagnostic_report_diagnostic): Update declaration.
3993 (emit_diagnostic): Declare.
3994 * errors.c (warning): Return bool.
3995 * errors.h (warning): Update declaration.
3996 * toplev.h (warning0, pedwarn0): Delete.
3997 (warning, warning_at, pedwarn, permerror): Return bool.
3998 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
3999 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
4000 inform. Update all calls.
4001 (diagnose_mismatched_decls): Check return value of warning/pedwarn
4002 before giving informative note.
4003 (implicit_decl_warning): Likewise.
4004 * c-typeck.c (build_function_call): Likewise.
4005 * tree-sssa.c (warn_uninit): Likewise.
4006 * builtins.c (gimplify_va_arg_expr): Likewise.
4008 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4011 * doc/invoke.texi (-Wextra): Move warning from here...
4012 (-Wuninitialized): ... to here.
4014 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4017 * flags.h (set_Wunused): Delete
4018 * toplev.c (process_options): Handle Wunused flags here.
4019 * opts.c (maybe_warn_unused_parameter): Delete.
4020 (common_handle_option): Replace set_Wunused by warn_unused.
4021 (set_Wextra): Do not handle Wunused-parameter here.
4022 (set_Wunused): Delete.
4023 * c-opts.c (c_common_handle_option): Replace set_Wunused by
4025 * common.opt (Wunused): Add Var and Init.
4026 (Wunused-function): Likewise.
4027 (Wunused-label): Likewise.
4028 (Wunused-parameter): Likewise.
4029 (Wunused-value): Likewise.
4030 (Wunused-variable): Likewise.
4032 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
4034 * doc/invoke.texi: Add cpu_type power7.
4035 * config.in (HAVE_AS_VSX): New.
4036 * config.gcc: Add cpu_type power7.
4037 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
4039 * configure: Regenerate.
4040 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
4042 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
4043 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
4044 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
4046 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
4048 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
4049 type to vectorize.builtin_conversion.
4050 (vectorizable_conversion): Likewise.
4051 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
4052 integral type as input.
4053 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
4055 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
4056 and ALTIVEC_BUILTIN_VCTSXS.
4057 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
4060 2008-08-08 Richard Guenther <rguenther@suse.de>
4062 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
4063 (surely_varying_stmt_p): Calls are varying only if they are
4064 non-builtin and not indirect or have no result.
4065 (ccp_fold): Re-instantiate code before the tuples merge.
4067 2008-08-08 Richard Guenther <rguenther@suse.de>
4069 PR tree-optimization/37056
4070 * gimple.h (gimple_assign_rhs_class): New helper function.
4071 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
4072 unary operations properly.
4074 2008-08-07 Jan Hubicka <jh@suse.cz>
4076 * i386.h (ix86_size_cost): Declare.
4077 (ix86_cur_cost): New function macro.
4078 * i386.md (peepholes expanding size and splitters): Predicate by
4079 optimize_insn_for_speed_p.
4080 (peepholes reduce size and splitters): Predicate by
4081 optimize_insn_for_size_p.
4082 * i386.c (ix86_size_cost): Rename from ...
4083 (size_cost): This one.
4084 (override_options): Update.
4085 (decide_alg): Likewise.
4086 (ix86_expand_clear): Use RTL profile.
4087 (ix86_pad_returns): Use RTL profile.
4089 2008-08-07 Jan Hubicka <jh@suse.cz>
4091 * recog.c (split_all_insns): Set RTL profile
4092 (peephole2_optimize): Likewise.
4093 * function.c (thread_prologue_and_epilogue_insns): Likewise.
4094 * combine.c (combine_instructions): Likewise.
4096 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4098 * c-common.c (c_common_reswords): Also warn about keyword "bool".
4100 2008-08-07 Bob Wilson <bob.wilson@acm.org>
4102 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
4103 value in a6 after the set_frame_ptr insn.
4105 2008-08-07 Richard Henderson <rth@redhat.com>
4108 * gcc.c (cpp_options): Pass along -g*.
4110 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4112 * config/arm/arm.c (output_move_neon): Update comment describing
4113 big-endian vector layout.
4114 (arm_assemble_integer): Do not handle big-endian NEON vectors
4116 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
4117 neon_vget_lane<mode>_sext_internal,
4118 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
4119 element indices for big-endian.
4121 2008-08-07 Richard Henderson <rth@redhat.com>
4123 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
4124 * configure, config.in: Rebuild.
4125 * debug.h (dwarf2out_do_cfi_asm): Declare.
4126 * c-cppbuiltin.c (c_cpp_builtins): Use it.
4127 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
4128 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
4129 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
4131 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4133 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
4134 movv2si_internal): Combine into mov<mode>_internal.
4135 (movv2si_internal_2): Remove.
4137 2008-08-07 Jan Hubicka <jh@suse.cz>
4140 * i386.md (single stringop patterns): Enable unconditionally.
4142 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
4145 * config/i386/emmintrin.h (_mm_move_epi64): Use
4146 __builtin_ia32_movq128.
4148 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
4149 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
4151 * config/i386/sse.md (sse2_movq128): New.
4153 * doc/extend.texi: Document __builtin_ia32_movq128.
4155 2008-08-07 Richard Guenther <rguenther@suse.de>
4158 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
4159 pointers can access anything.
4161 2008-08-06 Jan Hubicka <jh@suse.cz>
4163 * optabs.c (emit_unop_insn): Break out to ...
4164 (maybe_emit_unop_insn): ... this one.
4165 (expand_sfix_optab): Use maybe variant.
4166 * optabs.h (maybe_emit_unop_insn): Declare.
4168 * i386.md (mov0 patterns): Enable by default.
4169 (FP conversion expanders): Disable expansion of code expanding
4170 sequences when instruction should be optimized for size.
4171 (single strinop patterns): Enable when optimizing for size.
4172 (string expanders): Disable expanding of code expanding sequences
4173 when optimizning instruction for size.
4174 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
4176 (ix86_fp_comparison_sahf_cost): Likewise.
4177 (ix86_expand_branch): Likewise.
4178 (ix86_expand_ashl_const): Likewise.
4179 (ix86_split_ashl): Likewise.
4180 (ix86_expand_strlen): Likewise.
4181 (ix86_emit_fp_unordered_jump): Likewie.
4183 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4185 * c-common.c: Fix typo.
4186 (c_common_reswords): Activate more C++ keyword warnings.
4188 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
4190 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4193 * diagnostic.c (permerror_at): New.
4194 * toplev.h (permerror_at): Declare.
4196 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
4197 Ira Rosen <irar@il.ibm.com>
4199 * tree-vect-transform.c (vect_model_simple_cost): Return
4200 immediately if stmt is pure SLP.
4201 (vect_model_store_cost): Ditto.
4202 (vect_model_load_cost): Ditto.
4203 (vectorizable_store): Remove PURE_SLP check before call
4204 to vect_model_store_cost.
4205 (vect_model_store_cost): When checking whether stmt describe
4206 strided access, add a check that it is not slp_node.
4208 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4211 * c-common.c (warn_for_sign_compare): New. Handle separately the
4212 case that 'constant' is zero.
4213 * c-typeck.c (build_binary_op): Move code to c-common.c
4215 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4217 * config/alpha/alpha.c (alpha_preferred_reload_class,
4218 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
4219 alpha_output_mi_thunk_osf): Avoid C++ keywords.
4220 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
4221 * config/arm/arm.md: Likewise.
4222 * config/avr/avr-protos.h (preferred_reload_class,
4223 test_hard_reg_class, avr_simplify_comparison_p,
4224 out_shift_with_cnt, class_max_nregs): Likewise.
4225 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
4226 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
4227 preferred_reload_class, test_hard_reg_class): Likewise.
4228 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
4229 bfin_memory_move_cost, bfin_secondary_reload,
4230 bfin_output_mi_thunk): Likewise.
4231 * config/crx/crx.c (crx_secondary_reload_class,
4232 crx_memory_move_cost): Likewise.
4233 * config/frv/frv-protos.h (frv_secondary_reload_class,
4234 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
4235 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
4236 frv_secondary_reload_class, frv_class_likely_spilled_p,
4237 frv_class_max_nregs): Likewise.
4238 * config/h8300/h8300.c (h8300_classify_operand,
4239 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
4241 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
4242 * config/ia64/ia64.c (ia64_preferred_reload_class,
4243 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
4244 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
4245 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
4247 * config/m68hc11/m68hc11.c (preferred_reload_class,
4248 m68hc11_memory_move_cost): Likewise.
4249 * config/mcore/mcore.c (mcore_secondary_reload_class,
4250 mcore_reload_class): Likewise.
4251 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
4252 mips_class_max_nregs, mips_cannot_change_mode_class,
4253 mips_preferred_reload_class, mips_secondary_reload_class,
4254 mips_output_mi_thunk): Likewise.
4255 * config/mmix/mmix.c (mmix_preferred_reload_class,
4256 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
4258 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4260 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
4261 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
4262 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4263 * config/rs6000/rs6000.c (paired_expand_vector_init,
4264 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
4265 compare_section_name, rs6000_memory_move_cost): Likewise.
4266 * config/s390/s390.c (s390_emit_compare_and_swap,
4267 s390_preferred_reload_class, s390_secondary_reload,
4268 legitimize_pic_address, legitimize_tls_address,
4269 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
4270 s390_class_max_nregs): Likewise.
4271 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4272 * config/s390/s390.md: Likewise.
4273 * config/score/score-protos.h (score_secondary_reload_class,
4274 score_preferred_reload_class): Likewise.
4275 * config/score/score.c (score_preferred_reload_class,
4276 score_secondary_reload_class): Likewise.
4277 * config/score/score3.c (score3_output_mi_thunk,
4278 score3_preferred_reload_class, score3_secondary_reload_class,
4279 score3_hard_regno_mode_ok): Likewise.
4280 * config/score/score3.h (score3_preferred_reload_class,
4281 score3_secondary_reload_class): Likewise.
4282 * config/score/score7.c (score7_output_mi_thunk,
4283 score7_preferred_reload_class, score7_secondary_reload_class,
4284 score7_hard_regno_mode_ok): Likewise.
4285 * config/score/score7.h (score7_preferred_reload_class,
4286 score7_secondary_reload_class): Likewise.
4287 * config/sh/sh.c (prepare_move_operands, output_far_jump,
4288 output_branchy_insn, add_constant, gen_block_redirect,
4289 sh_insn_length_adjustment, sh_cannot_change_mode_class,
4290 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
4292 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4293 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
4294 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
4295 xstormy16_preferred_reload_class): Likewise.
4296 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
4297 xtensa_expand_atomic, override_options,
4298 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
4300 * reorg.c (try_merge_delay_insns): Likewise.
4301 * tree.c (merge_dllimport_decl_attributes): Likewise.
4303 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
4305 2008-08-06 Michael Matz <matz@suse.de>
4307 * Makefile.in (write_entries_to_file): Quote words.
4308 * gengtype.c: (read_input_line): Skip over leading white-space.
4310 2008-08-06 Marc Gauthier <marc@tensilica.com>
4312 * config.gcc: Match more processor names for Xtensa.
4313 * configure.ac: Likewise.
4314 * doc/install.texi (Specific): Likewise.
4315 * configure: Regenerate.
4317 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4319 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
4320 * calls.c (avoid_likely_spilled_reg): Likewise.
4321 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
4322 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
4323 * config/i386/i386.c (ix86_expand_special_args_builtin,
4324 ix86_secondary_reload): Likewise.
4325 * except.c (struct eh_region, gen_eh_region_catch,
4326 remove_unreachable_regions, duplicate_eh_regions,
4327 assign_filter_values, build_post_landing_pads,
4328 sjlj_find_directly_reachable_regions, remove_eh_handler,
4329 reachable_next_level, foreach_reachable_handler,
4330 can_throw_internal_1, can_throw_external_1,
4331 collect_one_action_chain): Likewise.
4332 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
4333 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
4334 * function.c (update_temp_slot_address, instantiate_new_reg,
4335 instantiate_virtual_regs_in_rtx,
4336 instantiate_virtual_regs_in_insn): Likewise.
4337 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
4338 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
4339 gimplify_cleanup_point_expr): Likewise.
4340 * ipa-cp.c (ipcp_lattice_changed): Likewise.
4341 * passes.c (next_pass_1): Likewise.
4342 * print-tree.c (print_node_brief, print_node): Likewise.
4343 * profile.c (branch_prob): Likewise.
4344 * tree-dump.c (dump_register): Likewise.
4345 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
4347 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
4348 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
4349 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
4350 copy_arguments_for_versioning, copy_static_chain): Likewise.
4351 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
4352 add_new_name_mapping, register_new_name_mapping): Likewise.
4353 * tree-mudflap.c (mf_xform_derefs): Likewise.
4354 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
4355 get_init_expr, combine_chains): Likewise.
4356 * tree-pretty-print.c (dump_generic_node): Likewise.
4357 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
4358 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
4359 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
4360 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
4362 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
4365 * calls.c (expand_call): Use the biggest preferred stack
4368 2008-08-06 Michael Matz <matz@suse.de>
4371 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
4372 for reused reload, instead of overwriting them.
4374 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
4377 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
4378 for incoming stack boundary.
4380 * function.c (assign_parm_find_entry_rtl): Update
4381 parm_stack_boundary.
4383 * function.h (rtl_data): Add parm_stack_boundary.
4385 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
4386 parm_stack_boundary for incoming stack boundary.
4388 2008-08-06 Joseph Myers <joseph@codesourcery.com>
4390 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
4391 for unrepresentable subregs or treat them as equal to other regs
4392 or subregs with the same register number.
4394 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
4397 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
4400 2008-08-06 Jan Hubicka <jh@suse.cz>
4402 * predict.c (maybe_hot_frequency_p): When profile is absent, all
4403 frequencies might be hot.
4405 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
4407 * reload.c (find_reloads): Force constants into literal pool
4408 also if they are wrapped in a SUBREG.
4410 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4413 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
4414 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
4415 Don't allow predicated instructions for data speculation.
4416 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
4419 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4421 * haifa-sched.c (extend_global): Split to extend_global_data and
4422 extend_region_data. Update all uses.
4423 (extend_all): Rename to extend_block_data.
4425 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4427 * sched-rgn.c (new_ready): Check if instruction can be
4428 speculatively scheduled before attempting speculation.
4429 (debug_rgn_dependencies): Remove wrongful assert.
4431 2008-08-05 Bob Wilson <bob.wilson@acm.org>
4433 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
4435 2008-08-05 Bob Wilson <bob.wilson@acm.org>
4437 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
4438 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
4439 va_size, and type_size.
4441 2008-08-04 Jason Merrill <jason@redhat.com>
4444 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
4445 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
4447 2008-08-05 Richard Henderson <rth@redhat.com>
4449 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
4450 * configure: Rebuild.
4452 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4455 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
4456 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
4459 2008-08-05 Richard Henderson <rth@redhat.com>
4461 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
4462 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
4463 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
4464 * common.opt (fdwarf2-cfi-asm): New.
4465 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
4466 * config.in, configure: Rebuild.
4467 * dwarf2asm.c (dw2_asm_output_data_raw): New.
4468 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
4469 (dw2_force_const_mem): Externalize.
4470 * dwarf2asm.h: Update.
4471 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
4472 generate a real label.
4473 (output_cfi_directive): New.
4474 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
4475 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
4476 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
4478 (dwarf2out_end_epilogue): Emit .cfi_endproc.
4479 (output_loc_operands_raw, output_loc_sequence_raw): New.
4480 (output_cfa_loc_raw): New.
4482 2008-08-05 Paul Brook <paul@codesourcery.com>
4484 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
4485 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
4486 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
4487 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
4488 * config/arm/arm.h (TARGET_VFPD32): Define.
4489 (TARGET_VFP3): Use TARGET_VFPD32.
4490 (fputype): Add FPUTYPE_VFP3D16.
4491 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
4492 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
4493 * config/arm/arm-cores.def: Add cortex-r4f.
4494 * config/arm/arm-tune.md: Regenerate.
4496 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4498 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
4499 Reword some comments throughout the file.
4501 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
4502 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
4503 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
4504 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
4506 (MFC_START_ENABLE): Remove PPU-only define.
4507 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
4508 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
4510 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
4511 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
4512 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
4513 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
4514 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
4515 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
4516 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
4518 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
4519 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
4520 (mfc_sdcrt, mfc_sdcrtst): Likewise.
4521 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
4523 (spu_read_machine_status): Fix typo.
4525 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4527 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
4528 SUBREG of multi-word hard register.
4529 * config/spu/spu.c (valid_subreg): Likewise.
4530 (adjust_operand): Handle SUBREGs of multi-word hard registers.
4532 2008-08-04 Richard Guenther <rguenther@suse.de>
4534 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
4535 the candidate with the stripped base if that base is different
4536 from the original base even for offset zero.
4538 2008-08-04 Richard Guenther <rguenther@suse.de>
4541 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
4542 check for no_overflow.
4544 2008-08-04 Richard Guenther <rguenther@suse.de>
4546 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
4548 2008-08-04 Paul Brook <paul@codesourcery.com>
4550 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
4551 (arm_order_regs_for_local_alloc): New function.
4552 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
4554 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
4556 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
4559 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
4560 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
4561 (ix86_expand_epilogue): Likewise.
4563 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
4565 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
4568 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
4570 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
4571 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
4572 (*movv2sf_internal_rex64): Ditto.
4574 2008-08-03 Jan Hubicka <jh@suse.cz>
4576 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
4577 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
4578 * expmed.c (expand_smod_pow2): Likewise.
4580 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
4583 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
4584 alternative 0 of operand 1.
4585 (*vec_concatv2di_rex64_sse): Ditto.
4586 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
4588 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
4589 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
4590 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
4591 (*movv2sf_internal_rex64): Ditto.
4593 2008-08-02 Richard Guenther <rguenther@suse.de>
4596 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
4597 (ssedoublesizemode): New mode attribute.
4598 (sse_shufps): Call gen_sse_shufps_v4sf.
4599 (sse_shufps_1): Macroize.
4600 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
4601 (sse2_shufpd_1): Macroize.
4602 (vec_extract_odd, vec_extract_even): New expanders.
4603 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
4604 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
4605 * i386.c (ix86_expand_vector_init_one_nonzero): Call
4606 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
4607 (ix86_expand_vector_set): Likewise.
4608 (ix86_expand_reduc_v4sf): Likewise.
4610 2008-08-01 Doug Kwan <dougkwan@google.com>
4612 * matrix-reorg.c: Re-enable all code.
4613 (struct malloc_call_data): Change CALL_STMT to gimple type.
4614 (collect_data_for_malloc_call): Tuplify.
4615 (struct access_site_info): Change STMT to gimple type.
4616 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
4617 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
4618 (struct free_info): Change STMT to gimple type.
4619 (struct matrix_access_phi_node): Change PHI to gimple type.
4620 (get_inner_of_cast_expr): Remove.
4621 (may_flatten_matrices_1): Tuplify.
4622 (may_flatten_matrices): Ditto.
4623 (mark_min_matrix_escape_level): Ditto.
4624 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
4625 (ssa_accessed_in_call_rhs): New
4626 (ssa_accessed_in_assign_rhs): New
4627 (record_access_alloc_site_info): Tuplify.
4628 (add_allocation_site): Ditto.
4629 (analyze_matrix_allocation_site): Ditto.
4630 (analyze_transpose): Ditto.
4631 (get_index_from_offset): Ditto.
4632 (update_type_size): Ditto.
4633 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
4634 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
4635 (analyze_accesses_for_phi_node): Tuplify.
4636 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
4637 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
4638 (analyze_matrix_accesses): Tuplify.
4639 (check_var_data): New call-back type for check_var_notmodified_p.
4640 (check_var_notmodified_p): Tuplify and use call-back struct to
4641 return statement found.
4642 (can_calculate_expr_before_stmt): Factor out statement related code
4644 (can_calculate_stmt_before_stmt): New.
4645 (check_allocation_function): Tuplify.
4646 (find_sites_in_func): Ditto.
4647 (record_all_accesses_in_func): Ditto.
4648 (transform_access_sites): Ditto.
4649 (transform_allocation_sites): Ditto.
4650 (matrix_reorg): Re-enable.
4651 (gate_matrix_reorg): Re-enable.
4653 2008-08-01 Jakub Jelinek <jakub@redhat.com>
4655 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
4656 for labels for which it hasn't been set yet. If it has been set,
4657 stop walking insns and continue with next worklist item.
4658 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
4659 if the only BARRIER is at the very end of a function.
4661 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
4663 * cfgexpand.c (expand_stack_alignment): Assert that
4664 stack_realign_drap and drap_rtx must match.
4666 * function.c (instantiate_new_reg): If DRAP is used to realign
4667 stack, replace virtual_incoming_args_rtx with internal arg
4670 2008-08-01 Richard Guenther <rguenther@suse.de>
4672 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
4673 loop information only if we initialized it.
4674 (execute_pre): Call fini_pre with in_fre.
4675 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
4676 if we do not unroll because we hit max-completely-peeled-insns.
4677 Use our estimation for consistency, do allow shrinking.
4679 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
4681 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
4682 with MIN_STACK_BOUNDARY.
4683 (ix86_update_stack_boundary): Likewise.
4684 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
4687 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
4688 (MIN_STACK_BOUNDARY): This.
4690 2008-08-01 Richard Guenther <rguenther@suse.de>
4693 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
4695 2008-08-01 Richard Guenther <rguenther@suse.de>
4697 PR tree-optimization/36988
4698 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
4699 do not matter if that doesn't change volatile qualification.
4701 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
4703 * configure.ac: Do not generate libada-mk. Do not subst
4705 * libada-mk.in: Remove.
4706 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
4707 * configure: Regenerate.
4709 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
4711 * tree-pass.h: Added comment about not dumping passes with name
4712 starting with star in struct opt_pass.
4713 * passes.c (register_dump_files_1): Don't do dump for a pass with
4714 name starting with star.
4715 * doc/passes.texi (Pass manager): Mention pass names and special
4716 meaning of star prefix to avoid dump.
4718 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
4720 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
4722 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
4723 (ISA_MIPS64R2): New macro.
4724 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
4725 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
4726 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
4727 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
4728 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
4729 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
4730 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
4731 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
4732 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
4733 Move up to keep list alphabetically sorted.
4734 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
4735 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
4737 * doc/invoke.texi (MIPS Options): Add -mips64r2.
4738 (-march=@var{arch}): Add mips64r2.
4740 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4742 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
4744 2008-07-31 Steve Ellcey <sje@cup.hp.com>
4746 * expr.c (expand_assignment): Check for complete type.
4748 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4751 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
4753 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
4754 for stack alignment.
4756 * function.h (rtl_data): Add stack_realign_tried. Update comments.
4758 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
4760 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
4761 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
4763 2008-07-31 Jakub Jelinek <jakub@redhat.com>
4765 PR rtl-optimization/36419
4766 * dwarf2out.c (barrier_args_size): New variable.
4767 (compute_barrier_args_size, compute_barrier_args_size_1): New
4769 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
4770 if not called yet in the current function, use barrier_args_size
4771 array to find the new args_size value.
4772 (dwarf2out_frame_debug): Free and clear barrier_args_size.
4774 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4777 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
4780 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4783 * dwarf2out.c (dwarf2out_args_size_adjust): New.
4784 (dwarf2out_stack_adjust): Use it.
4785 (dwarf2out_frame_debug_expr): Likewise.
4787 2008-07-31 Richard Guenther <rguenther@suse.de>
4789 PR tree-optimization/36978
4790 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
4791 the generated condition.
4793 2008-07-31 Richard Guenther <rguenther@suse.de>
4795 * passes.c (init_optimization_passes): Always call
4796 pass_early_warn_uninitialized.
4797 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
4798 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
4799 * doc/passes.texi (Warn for uninitialized variables): Adjust.
4801 2008-07-31 Jakub Jelinek <jakub@redhat.com>
4804 * builtins.c (maybe_emit_free_warning): New function.
4805 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
4806 maybe_emit_free_warning for BUILT_IN_FREE.
4809 * dwarf2out.c (get_context_die): New function.
4810 (force_decl_die, force_type_die): Use it.
4811 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
4812 returns NULL, force generation of DW_TAG_typedef and put that into
4815 PR preprocessor/36649
4816 * c-pch.c (c_common_read_pch): Save and restore
4817 line_table->trace_includes across PCH restore.
4819 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
4822 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
4824 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
4827 * final.c (call_from_call_insn): Handle COND_EXEC.
4829 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
4831 * builtins.c (std_gimplify_va_arg_expr): Replace
4832 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
4833 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
4835 2008-07-30 Joey Ye <joey.ye@intel.com>
4836 H.J. Lu <hongjiu.lu@intel.com>
4838 * builtins.c (expand_builtin_setjmp_receiver): Replace
4839 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
4840 (expand_builtin_apply_args_1): Likewise.
4841 (expand_builtin_longjmp): Need DRAP for stack alignment.
4842 (expand_builtin_apply): Likewise.
4844 * caller-save.c (setup_save_areas): Call assign_stack_local_1
4845 instead of assign_stack_local to allow alignment reduction.
4847 * calls.c (emit_call_1): Need DRAP for stack alignment if
4849 (expand_call): Replace virtual_incoming_args_rtx with
4850 crtl->args.internal_arg_pointer.
4851 * stmt.c (expand_nl_goto_receiver): Likewise.
4853 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
4854 alignment and store to stack_alignment_estimated and
4855 max_used_stack_slot_alignment.
4856 (expand_one_var): Likewise.
4857 (expand_stack_alignment): New function.
4858 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
4859 and stack_alignment_estimated fields in rtl_data. Call
4860 expand_stack_alignment at end.
4862 * defaults.h (INCOMING_STACK_BOUNDARY): New.
4863 (MAX_STACK_ALIGNMENT): Likewise.
4864 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
4865 (SUPPORTS_STACK_ALIGNMENT): Likewise.
4867 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
4868 stack alignment when generating virtual registers.
4870 * function.c (assign_stack_local): Renamed to ...
4871 (assign_stack_local_1): This. Add a parameter to indicate
4872 if it is OK to reduce alignment.
4873 (assign_stack_local): Use it.
4874 (instantiate_new_reg): Instantiate virtual incoming args rtx
4875 to vDRAP if stack realignment and DRAP is needed.
4876 (assign_parms): Collect parameter/return type alignment and
4877 contribute to stack_alignment_estimated.
4878 (locate_and_pad_parm): Likewise.
4879 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
4880 with crtl->args.internal_arg_pointer.
4882 * function.h (rtl_data): Add new field drap_reg,
4883 max_used_stack_slot_alignment, stack_alignment_estimated,
4884 stack_realign_needed, need_drap, stack_realign_processed and
4885 stack_realign_finalized.
4886 (stack_realign_fp): New macro.
4887 (stack_realign_drap): Likewise.
4889 * global.c (compute_regsets): Frame pointer is needed when
4890 stack is realigned. Can eliminate frame pointer when stack is
4891 realigned and dynamic realigned argument pointer isn't used.
4893 * reload1.c (update_eliminables): Frame pointer is needed
4894 when stack is realigned.
4895 (init_elim_table): Can eliminate frame pointer when stack is
4896 realigned and dynamic realigned argument pointer isn't used.
4898 * rtl.h (assign_stack_local_1): Declare new funtion.
4900 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
4901 (TARGET_GET_DRAP_RTX): Likewise.
4902 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
4903 TARGET_GET_DRAP_RTX.
4905 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
4907 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
4908 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
4910 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
4911 H.J. Lu <hongjiu.lu@intel.com>
4913 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
4914 vdrap_reg, stack_realign and drap_reg_saved.
4915 (add_cfi): Don't allow redefining CFA when DRAP is used.
4916 (reg_save): Handle stack alignment.
4917 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
4918 alignment. Don't generate DWARF information for (set fp sp)
4920 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
4922 (int_loc_descriptor): Move prototype forward. Also define if
4923 DWARF2_UNWIND_INFO is true.
4924 (output_cfa_loc): Handle DW_CFA_expression.
4925 (build_cfa_aligned_loc): New.
4926 (based_loc_descr): Update assert for stack realign. For local
4927 variables, use sp+offset when stack is aligned without drap and
4928 fp+offset when stack is aligned with drap. For arguments, use
4929 cfa+offset when drap is used to align stack.
4931 2008-07-30 Joey Ye <joey.ye@intel.com>
4932 H.J. Lu <hongjiu.lu@intel.com>
4934 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
4936 (ix86_gen_andsp): New.
4937 (ix86_user_incoming_stack_boundary): Likewise.
4938 (ix86_default_incoming_stack_boundary): Likewise.
4939 (ix86_incoming_stack_boundary): Likewise.
4940 (ix86_can_eliminate): Likewise.
4941 (find_drap_reg): Likewise.
4942 (ix86_update_stack_boundary): Likewise.
4943 (ix86_get_drap_rtx): Likewise.
4944 (ix86_finalize_stack_realign_flags): Likewise.
4945 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
4946 (TARGET_GET_DRAP_RTX): Likewise.
4947 (override_options): Overide option value for new options.
4948 (ix86_function_ok_for_sibcall): Remove check for
4949 force_align_arg_pointer.
4950 (ix86_handle_cconv_attribute): Likewise.
4951 (ix86_function_regparm): Likewise.
4952 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
4953 (ix86_va_start): Replace virtual_incoming_args_rtx with
4954 crtl->args.internal_arg_pointer.
4955 (ix86_select_alt_pic_regnum): Check DRAP register.
4956 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
4957 (ix86_compute_frame_layout): Compute frame layout wrt stack
4959 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
4960 (ix86_expand_prologue): Decide if stack realignment is needed
4961 and generate prologue code accordingly.
4962 (ix86_expand_epilogue): Generate epilogue code wrt stack
4963 realignment is really needed or not.
4965 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
4966 (ABI_STACK_BOUNDARY): Likewise.
4967 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
4968 (STACK_REALIGN_DEFAULT): Likewise.
4969 (INCOMING_STACK_BOUNDARY): Likewise.
4970 (MAX_STACK_ALIGNMENT): Likewise.
4971 (ix86_incoming_stack_boundary): Likewise.
4972 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
4973 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
4974 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
4975 (machine_function): Remove force_align_arg_pointer.
4977 * config/i386/i386.md (BX_REG): New.
4978 (R13_REG): Likewise.
4980 * config/i386/i386.opt (mforce_drap): New.
4981 (mincoming-stack-boundary): Likewise.
4982 (mstackrealign): Add Init(-1).
4984 * config/i386/i386-protos.h (ix86_can_eliminate): New
4986 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
4988 * doc/extend.texi: Update force_align_arg_pointer.
4990 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
4993 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
4994 (INCOMING_STACK_BOUNDARY): Likewise.
4995 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
4996 (TARGET_GET_DRAP_RTX): Likewise.
4998 2008-07-30 Andreas Schwab <schwab@suse.de>
5000 PR rtl-optimization/36929
5001 * dse.c (replace_inc_dec): Use emit_insn_before instead of
5002 add_insn_before and fix argument order.
5003 (replace_inc_dec_mem): Handle NULL rtx.
5005 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
5007 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
5009 (arm_compute_initial_elimination_offset): Use it.
5010 (arm_compute_save_reg_mask): Include static chain save slot when
5011 calculating alignment.
5012 (arm_get_frame_offsets): Ditto.
5013 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
5014 that we can use to decrement the stack when the stack decrement
5015 could be too big for an immediate value in a single insn.
5016 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
5018 2008-07-30 Richard Guenther <rguenther@suse.de>
5020 PR tree-optimization/36967
5021 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
5022 Release defs of statements we remove.
5024 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5026 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
5027 instead of NULL_RTVEC.
5029 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5033 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
5036 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
5038 * final.c (call_from_call_insn): New.
5039 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
5041 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
5043 * configure.ac: Substitute ADA_CFLAGS.
5044 * configure: Regenerate.
5045 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
5046 * Makefile.in: Remove mention of X_* variables.
5047 * config/pa/x-ada-hpux10: Remove.
5048 * config/pa/x-ada: Remove.
5050 * doc/fragments.texi: Update.
5052 2008-07-30 Olivier Hainque <hainque@adacore.com>
5054 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
5055 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
5056 __dso_handle explicitly here.
5058 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5061 * c-typeck.c (build_binary_op): Encapsulate code into...
5062 * c-common.c (shorten_binary_op): ...this new function.
5063 (conversion_warning): Use the new function. Handle non-negative
5064 constant in bitwise-and.
5065 * c-common.h (shorten_binary_op): Declare.
5067 2008-07-30 Olivier Hainque <hainque@adacore.com>
5069 * scan.c (make_sstring_space): Add explicit conversions of
5070 allocator's return value.
5071 * fix-header.c (recognized_function): Likewise.
5073 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5075 * doc/cpp.texi: Update to GFDL 1.2.
5076 * doc/gcc.texi: Do not list GPL as Invariant Section.
5077 * doc/gccint.texi: Likewise. Update copyright years.
5078 * doc/install.texi: Update copyright years.
5080 2008-07-30 Alan Modra <amodra@bigpond.net.au>
5083 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
5084 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
5086 2008-07-29 Jan Hubicka <jh@suse.cz>
5088 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
5089 (grokdeclarator): Likewise.
5090 * langhooks.c (lhd_warn_unused_global_decl): Use
5091 DECL_DECLARED_INLINE_P.
5092 * print-tree.c (print_node): Remove DECL_INLINE check.
5094 2008-07-29 Richard Guenther <rguenther@suse.de>
5096 PR tree-optimization/36945
5097 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
5098 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
5099 Record invariant addresses un-decomposed.
5100 (copy_reference_ops_from_call): Record reference call
5101 arguments properly. Simplify.
5102 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
5103 helper split out from ...
5104 (create_component_ref_by_pieces): ... here. Simplify.
5105 Prepare for recursive invocation for call arguments.
5106 (create_expression_by_pieces): Adjust call to
5107 create_component_ref_by_pieces.
5108 (compute_avail): Process operand 2 of reference ops.
5110 2008-07-29 Richard Guenther <rguenther@suse.de>
5112 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
5114 2008-07-29 Jakub Jelinek <jakub@redhat.com>
5116 * c-format.c (check_format_types): Revert unwanted checkin.
5118 2008-07-29 Jan Hubicka <jh@suse.cz>
5120 * flags.h (flag_really_no_inline): Remove.
5121 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
5122 * toplev.c (flag_really_no_inline): Remove.
5123 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
5124 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
5125 (cgraph_decide_inlining_incrementally): Likewise.
5126 (compute_inline_parameters): Likewise.
5127 * opts.c (decode_options): Simplify.
5128 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
5129 * common.opt (finline): Initialize to 1.
5130 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
5132 2008-07-29 Jan Hubicka <jh@suse.cz>
5134 * predict.c (always_optimize_for_size_p): New function.
5135 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5136 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5137 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
5139 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
5140 * function.c (prepare_function_start): Set default profile.
5141 * function.h (rtl_data): Add maybe_hot_insn_p.
5142 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
5143 (construct_exit_block): Likewise.
5144 (tree_expand_cfg): Likewise.
5146 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5147 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5148 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
5149 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
5152 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5155 * c-decl.c (merge_decls): Merge USED flags.
5157 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
5159 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
5160 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
5161 next_stack, lab_false and lab_over trees.
5163 2008-07-28 Richard Guenther <rguenther@suse.de>
5165 PR tree-optimization/36957
5166 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
5167 (useless_type_conversion_p): Remove.
5168 (types_compatible_p): Remove.
5169 * gimple.h (tree_ssa_useless_type_conversion): Declare.
5170 (useless_type_conversion_p): Declare.
5171 (types_compatible_p): Declare.
5172 (gimple_expr_type): Return the base type only if it is
5173 trivially convertible to the subtype.
5175 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
5177 * configure.ac: Use the m4_do macro to concatenate the warnings into
5178 one string in ACX_PROG_CC_WARNING_OPTS,
5179 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
5180 * configure: Regenerate.
5182 2008-07-28 Richard Guenther <rguenther@suse.de>
5184 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
5185 (insert_fake_stores): Remove.
5186 (realify_fake_stores): Likewise.
5187 (execute_pre): Remove dead code.
5188 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
5189 (find_func_aliases): Deal with it here instead.
5190 Re-enable gcc_unreachable call.
5192 2008-07-28 Richard Guenther <rguenther@suse.de>
5194 Merge from gimple-tuples-branch.
5196 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
5197 * gimple.def: New file.
5198 * gsstruct.def: Likewise.
5199 * gimple-iterator.c: Likewise.
5200 * gimple-pretty-print.c: Likewise.
5201 * tree-gimple.c: Removed. Merged into ...
5202 * gimple.c: ... here. New file.
5203 * tree-gimple.h: Removed. Merged into ...
5204 * gimple.h: ... here. New file.
5206 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
5207 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
5208 --enable-checking=gimple flag.
5209 * config.in: Likewise.
5210 * configure: Regenerated.
5212 * tree-ssa-operands.h: Tuplified.
5213 * tree-vrp.c: Likewise.
5214 * tree-loop-linear.c: Likewise.
5215 * tree-into-ssa.c: Likewise.
5216 * tree-ssa-loop-im.c: Likewise.
5217 * tree-dump.c: Likewise.
5218 * tree-complex.c: Likewise.
5219 * cgraphbuild.c: Likewise.
5220 * tree-ssa-threadupdate.c: Likewise.
5221 * tree-ssa-loop-niter.c: Likewise.
5222 * tree-pretty-print.c: Likewise.
5223 * tracer.c: Likewise.
5224 * gengtype.c: Likewise.
5225 * tree-loop-distribution.c: Likewise.
5226 * tree-ssa-loop-unswitch.c: Likewise.
5227 * cgraph.c: Likewise.
5228 * cgraph.h: Likewise.
5229 * tree-ssa-loop-manip.c: Likewise.
5230 * value-prof.c: Likewise.
5231 * tree-ssa-loop-ch.c: Likewise.
5232 * tree-tailcall.c: Likewise.
5233 * value-prof.h: Likewise.
5236 * tree-pass.h: Likewise.
5237 * ipa-cp.c: Likewise.
5238 * tree-scalar-evolution.c: Likewise.
5239 * tree-scalar-evolution.h: Likewise.
5240 * target.h: Likewise.
5241 * lambda-mat.c: Likewise.
5242 * tree-phinodes.c: Likewise.
5243 * diagnostic.h: Likewise.
5244 * builtins.c: Likewise.
5245 * tree-ssa-alias-warnings.c: Likewise.
5246 * cfghooks.c: Likewise.
5247 * fold-const.c: Likewise.
5248 * cfghooks.h: Likewise.
5249 * omp-low.c: Likewise.
5250 * tree-ssa-dse.c: Likewise.
5251 * ipa-reference.c: Likewise.
5252 * tree-ssa-uncprop.c: Likewise.
5253 * toplev.c: Likewise.
5254 * tree-gimple.c: Likewise.
5255 * tree-gimple.h: Likewise.
5256 * tree-chrec.c: Likewise.
5257 * tree-chrec.h: Likewise.
5258 * tree-ssa-sccvn.c: Likewise.
5259 * tree-ssa-sccvn.h: Likewise.
5260 * cgraphunit.c: Likewise.
5261 * tree-ssa-copyrename.c: Likewise.
5262 * tree-ssa-ccp.c: Likewise.
5263 * tree-ssa-loop-ivopts.c: Likewise.
5264 * tree-nomudflap.c: Likewise.
5265 * tree-call-cdce.c: Likewise.
5266 * ipa-pure-const.c: Likewise.
5267 * c-format.c: Likewise.
5268 * tree-stdarg.c: Likewise.
5269 * tree-ssa-math-opts.c: Likewise.
5270 * tree-ssa-dom.c: Likewise.
5271 * tree-nrv.c: Likewise.
5272 * tree-ssa-propagate.c: Likewise.
5273 * ipa-utils.c: Likewise.
5274 * tree-ssa-propagate.h: Likewise.
5275 * tree-ssa-alias.c: Likewise.
5276 * gimple-low.c: Likewise.
5277 * tree-ssa-sink.c: Likewise.
5278 * ipa-inline.c: Likewise.
5279 * c-semantics.c: Likewise.
5280 * dwarf2out.c: Likewise.
5282 * tree-ssa-loop-ivcanon.c: Likewise.
5283 * predict.c: Likewise.
5284 * tree-ssa-loop.c: Likewise.
5285 * tree-parloops.c: Likewise.
5286 * tree-ssa-address.c: Likewise.
5287 * tree-ssa-ifcombine.c: Likewise.
5288 * matrix-reorg.c: Likewise.
5289 * c-decl.c: Likewise.
5290 * tree-eh.c: Likewise.
5291 * c-pretty-print.c: Likewise.
5292 * lambda-trans.c: Likewise.
5293 * function.c: Likewise.
5294 * langhooks.c: Likewise.
5295 * ebitmap.h: Likewise.
5296 * tree-vectorizer.c: Likewise.
5297 * function.h: Likewise.
5298 * langhooks.h: Likewise.
5299 * tree-vectorizer.h: Likewise.
5300 * ipa-type-escape.c: Likewise.
5301 * ipa-type-escape.h: Likewise.
5302 * domwalk.c: Likewise.
5303 * tree-if-conv.c: Likewise.
5304 * profile.c: Likewise.
5305 * domwalk.h: Likewise.
5306 * tree-data-ref.c: Likewise.
5307 * tree-data-ref.h: Likewise.
5308 * tree-flow-inline.h: Likewise.
5309 * tree-affine.c: Likewise.
5310 * tree-vect-analyze.c: Likewise.
5311 * c-typeck.c: Likewise.
5312 * gimplify.c: Likewise.
5313 * coretypes.h: Likewise.
5314 * tree-ssa-phiopt.c: Likewise.
5315 * calls.c: Likewise.
5316 * tree-ssa-coalesce.c: Likewise.
5317 * tree.def: Likewise.
5318 * tree-dfa.c: Likewise.
5319 * except.c: Likewise.
5320 * except.h: Likewise.
5321 * cfgexpand.c: Likewise.
5322 * tree-cfgcleanup.c: Likewise.
5323 * tree-ssa-pre.c: Likewise.
5324 * tree-ssa-live.c: Likewise.
5325 * tree-sra.c: Likewise.
5326 * tree-ssa-live.h: Likewise.
5327 * tree-predcom.c: Likewise.
5328 * lambda.h: Likewise.
5329 * tree-mudflap.c: Likewise.
5330 * ipa-prop.c: Likewise.
5331 * print-tree.c: Likewise.
5332 * tree-ssa-copy.c: Likewise.
5333 * ipa-prop.h: Likewise.
5334 * tree-ssa-forwprop.c: Likewise.
5335 * ggc-page.c: Likewise.
5336 * c-omp.c: Likewise.
5337 * tree-ssa-dce.c: Likewise.
5338 * tree-vect-patterns.c: Likewise.
5339 * tree-ssa-ter.c: Likewise.
5340 * tree-nested.c: Likewise.
5341 * tree-ssa.c: Likewise.
5342 * lambda-code.c: Likewise.
5343 * tree-ssa-loop-prefetch.c: Likewise.
5344 * tree-inline.c: Likewise.
5345 * tree-inline.h: Likewise.
5346 * tree-iterator.c: Likewise.
5347 * tree-optimize.c: Likewise.
5348 * tree-ssa-phiprop.c: Likewise.
5349 * tree-vect-transform.c: Likewise.
5350 * tree-object-size.c: Likewise.
5351 * tree-outof-ssa.c: Likewise.
5352 * cfgloop.c: Likewise.
5353 * system.h: Likewise.
5354 * tree-profile.c: Likewise.
5355 * cfgloop.h: Likewise.
5356 * c-gimplify.c: Likewise.
5357 * c-common.c: Likewise.
5358 * tree-vect-generic.c: Likewise.
5359 * tree-flow.h: Likewise.
5360 * c-common.h: Likewise.
5361 * basic-block.h: Likewise.
5362 * tree-ssa-structalias.c: Likewise.
5363 * tree-switch-conversion.c: Likewise.
5364 * tree-ssa-structalias.h: Likewise.
5365 * tree-cfg.c: Likewise.
5366 * passes.c: Likewise.
5367 * ipa-struct-reorg.c: Likewise.
5368 * ipa-struct-reorg.h: Likewise.
5369 * tree-ssa-reassoc.c: Likewise.
5370 * cfgrtl.c: Likewise.
5371 * varpool.c: Likewise.
5373 * tree-ssanames.c: Likewise.
5374 * tree-ssa-threadedge.c: Likewise.
5375 * langhooks-def.h: Likewise.
5376 * tree-ssa-operands.c: Likewise.
5377 * config/alpha/alpha.c: Likewise.
5378 * config/frv/frv.c: Likewise.
5379 * config/s390/s390.c: Likewise.
5380 * config/m32c/m32c.c: Likewise.
5381 * config/m32c/m32c-protos.h: Likewise.
5382 * config/spu/spu.c: Likewise.
5383 * config/sparc/sparc.c: Likewise.
5384 * config/i386/i386.c: Likewise.
5385 * config/sh/sh.c: Likewise.
5386 * config/xtensa/xtensa.c: Likewise.
5387 * config/stormy16/stormy16.c: Likewise.
5388 * config/ia64/ia64.c: Likewise.
5389 * config/rs6000/rs6000.c: Likewise.
5390 * config/pa/pa.c: Likewise.
5391 * config/mips/mips.c: Likewise.
5393 2008-07-28 Simon Baldwin <simonb@google.com>
5395 * c-pragma.c (handle_pragma_message): New function.
5396 (init_pragma): Register handle_pragma_message.
5397 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
5400 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
5402 PR tree-optimization/35252
5403 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
5404 REALPART_EXPR to be considered as same load operation.
5406 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
5408 PR tree-optimization/36830
5409 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
5410 (expressions_equal_p): Return false if only one operand is null.
5412 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
5414 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
5415 version requirements.
5417 2008-07-26 Olivier Hainque <hainque@adacore.com>
5419 * collect2.c (symkind): New enum. Symbol kinds we care about.
5420 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
5421 code and head comment accordingly.
5422 (scan_prog_file): Use symkind names instead of bare integers.
5424 2008-07-25 Jan Hubicka <jh@suse.cz>
5426 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
5428 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
5429 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
5430 * dojump.c (clear_pending_stack_adjust): Likewise.
5431 * print-tree.c (print_node): Ignore DECL_INLINE.
5432 * tree-inline.c (inlinable_function_p): Likewise.
5434 2008-07-25 Michael Meissner <gnu@the-meissners.org>
5436 * doc/extend.texi (hot attribute): Document that the hot attribute
5437 turns on -O3 for some ports.
5438 (cold attribute): Document that the cold attribute turns on -Os
5441 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
5442 reflect function specific option support.
5444 * target.h (struct target_option_hooks): Add fields to say whether
5445 the cold attribute implies -Os and the hot attribute implies -O3.
5447 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
5448 By default, do not turn on -Os for cold functions.
5449 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
5450 not turn on -O3 for hot functions.
5452 * c-common.c (handle_hot_attribute): Use target hook to determine
5453 if hot functions should enable -O3.
5454 (handle_cold_attribute): Use target hook to determine if cold
5455 functions should enable -Os.
5457 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
5458 (override_options): Move disable scheduling to
5459 optimization_options.
5460 (optimization_options): Disable scheduling here, not
5462 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5463 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5465 * config/ia64/ia64.c (ia64_override_options): Move setting
5466 scheduling flags to ia64_optimization_options.
5467 (ia64_optimization_options): Disable scheduling options here, and
5468 not in ia64_override_options.
5469 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5470 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5472 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
5475 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
5477 2008-07-25 Martin Jambor <mjambor@suse.cz>
5479 PR tree-optimization/36926
5480 * ipa-prop.c (ipa_analyze_call_uses): Call
5481 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
5483 2008-07-25 Joseph Myers <joseph@codesourcery.com>
5485 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
5486 movv2si_internal): Add mem = reg alternative.
5488 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
5491 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
5492 DEFAULT_PCC_STRUCT_RETURN to 127.
5494 2008-07-24 Jan Hubicka <jh@suse.cz>
5496 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
5497 (build_cgraph_edges): Likewise.
5498 * cgraph.c (cgraph_node): Do not update assembler hash.
5499 (cgraph_remove_node): Drop non-unit-at-a-time code.
5500 * tree-pass.h (pass_O0_always_inline): Remove.
5501 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
5502 * toplev.c (process_options): Flag unit-at-a-time does not imply
5504 * cgraphunit.c: Update comments.
5505 (decide_is_function_needed): Drop non-unit-at-a-time mode.
5506 (cgraph_assemble_pending_functions): Remove.
5507 (cgraph_reset_node): Drop non-unit-at-a-time code.
5508 (cgraph_finalize_function): Likewise.
5509 (cgraph_analyze_function): Likewise.
5510 (cgraph_finalize_compilation_unit): Likewise.
5511 (cgraph_expand_function): Likewise.
5512 (cgraph_optimize): Likesise.
5513 (save_inline_function_body): Likewise.
5514 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
5515 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
5516 * ipa-inline.c: Update comments.
5517 (enum inlining_mode): remove INLINE_SPEED.
5518 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
5519 (cgraph_mark_inline_edge): Likewise.
5520 (try_inline): Likewise.
5521 (cgraph_decide_inlining_incrementally): Likewise.
5522 (cgraph_gate_inlining): Remove.
5523 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
5524 (cgraph_gate_early_inlining): Likewise.
5525 (gate_inline_passes): Remove.
5526 (pass_inline_parameters, pass_ipa_inline): Remove gates.
5527 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
5528 pass_O0_always_inline): Remove.
5529 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
5530 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
5531 * opts.c (no_unit_at_a_time_default): Remove.
5532 (decode_options): Remove flag_unit_at_a_time reset and warning.
5533 * opts.h (no_unit_at_a_time_default): Remove.
5534 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
5535 early in GNU dialect.
5536 (merge_decls): Update comment; drop unit-at-a-time check.
5537 (finish_decl): Likewise.
5538 (grok_declaration): Remove flag_inline_trees code.
5539 (finish_functions): Return on function returning non-void on all
5541 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
5542 * cfgexpand.c (expand_one_static_var): Remove.
5543 (expand_one_var): Remove expand_one_static_var call.
5544 (expand_used_vars_for_block): Remove flag_unit_a_time check.
5545 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
5546 and flag_unit_at_a-time compatibility checks.
5547 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
5548 * tree-inline.c (flag_inline_trees): Remove.
5549 (inlinable_function_p): Don't check it.
5550 (expand_call_inline): Remove non-unit-at-a-time code.
5551 * tree-inline.h (flag_inline_trees): Remove.
5552 * tree-optimize.c (execute_early_local_optimizations): Remove
5553 unit-at-a-time checks.
5554 (tree_rest_of_compilation): Likewise.
5555 * combine.c (setup_incoming_promotions): Likewise.
5556 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
5557 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
5558 * passes.c (pass_inline_parameters): Update comments; remove
5559 O0_alwaysinline pass.
5560 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
5561 (execute_one_pass): Likewise.
5562 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
5563 (ix86_function_sseregparm): Likewise.
5564 * arm.c (arm_function_in_section_p): Likewise.
5565 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
5566 * varpool.c: Update comments.
5567 (decide_is_variable_needed): Remove unit-at-a-time checks.
5568 (varpool_finalize_decl): Likewise.
5570 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
5572 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
5574 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
5576 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
5578 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
5579 imp symbol extension.
5581 2008-07-23 Ian Lance Taylor <iant@google.com>
5583 * tree-vrp.c (infer_value_range): Ignore asm statements when
5584 looking for memory accesses for -fdelete-null-pointer-checks.
5586 2008-07-24 Ben Elliston <bje@au.ibm.com>
5588 * config/spu/spu-c.c (__vector_keyword): New variable.
5589 (vector_keyword): Likewise.
5590 (spu_categorize_keyword): New function.
5591 (spu_macro_to_expand): Likewise.
5592 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
5593 compiling an ISO C dialect.
5595 2008-07-24 Ben Elliston <bje@au.ibm.com>
5597 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
5600 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5602 * configure: Regenerate.
5603 * configure.ac: Require texinfo 4.7.
5604 * doc/install.texi: Document texinfo 4.7 requirement.
5606 2008-07-23 Martin Jambor <mjambor@suse.cz>
5608 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
5609 rather than for DECL_SAVED_TREE.
5610 * ipa-prop.c: Include diagnostic.h.
5611 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
5613 (ipa_detect_param_modifications): Function rewritten from scratch.
5614 (ipa_compute_jump_functions): Changed accesses to modification flags.
5615 (ipa_free_node_params_substructures): Update flags destruction.
5616 (ipa_node_duplication_hook): Update flags duplication.
5617 (ipa_print_all_params_modified): Updated flag access.
5618 * ipa-prop.h (struct ipa_param_flags): New structure.
5619 (struct ipa_node_params): New field modification_analysis_done,
5620 modified_flags changed into param_flags.
5621 (ipa_is_ith_param_modified): Changed to use new flags.
5622 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
5624 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
5625 ipa-cp.c and split into two functions.
5626 (ipa_print_node_jump_functions): New function.
5627 (compute_scalar_jump_functions): New function.
5628 (type_like_member_ptr_p): New function.
5629 (compute_pass_through_member_ptrs): New function.
5630 (fill_member_ptr_cst_jump_function): New function.
5631 (determine_cst_member_ptr): New function.
5632 (compute_cst_member_ptr_arguments): New function.
5633 (ipa_compute_jump_functions): Complete rewrite.
5634 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
5635 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
5636 (struct ipa_member_ptr_cst): New structure.
5637 (union jump_func_value): New field member_cst.
5638 * ipa-cp.c (ipcp_lat_is_insertable): New function.
5639 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
5640 jump function types.
5641 (ipcp_print_all_lattices): Slight fprintf rearrangement.
5642 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
5643 instead of ipcp_print_all_jump_functions.
5644 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
5645 only for replacable scalars.
5647 * doc/invoke.texi (Optimize options): Add description of
5648 -findirect-inlining.
5649 * common.opt (flag_indirect_inlining): New flag.
5650 * opts.c (decode_options): Set flag_indirect_inlining when
5653 * ipa-inline.c: Include ipa-prop.h.
5654 (inline_indirect_intraprocedural_analysis): New function.
5655 (inline_generate_summary): Allocate parameter and argument info
5656 structures, call inline_indirect_intraprocedural_analysis on each
5657 node when doing indirect inlining and deallocate indirect inlining
5658 data structures in the end.
5659 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
5660 (free_all_ipa_structures_after_iinln): New function.
5661 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
5663 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
5665 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
5666 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
5667 of computing the frequency separately.
5668 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
5669 of computing the frequency separately.
5670 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
5671 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
5672 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
5673 (ipa_get_stmt_member_ptr_load_param): New function.
5674 (ipa_is_ssa_with_stmt_def): New function.
5675 (ipa_note_param_call): New function.
5676 (ipa_analyze_call_uses): New function.
5677 (ipa_analyze_stmt_uses): New function.
5678 (ipa_analyze_params_uses): New function.
5679 (ipa_free_node_params_substructures): Also free the param_calls linked
5681 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
5682 (ipa_print_node_param_flags): New function.
5683 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
5684 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
5685 * ipa-prop.h (struct ipa_param_flags): New field called.
5686 (struct ipa_param_call_note): New structure.
5687 (struct ipa_node_params): New fields param_calls and
5689 (ipa_is_ith_param_called): New function.
5690 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
5691 ipa_analyze_params_uses and dump parameter flags.
5693 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
5694 ipa_propagate_indirect_call_infos if performing indirect inlining,
5695 pass a new parameter new_edges to it.
5696 (add_new_edges_to_heap): New fucntion.
5697 (cgraph_decide_inlining_of_small_functions): New vector
5698 new_indirect_edges for newly found indirect edges , call
5699 ipa_propagate_indirect_call_infos after inlining.
5700 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
5701 inlining if performing indirect inlining. Call
5702 free_all_ipa_structures_after_iinln when doing so too.
5703 (inline_generate_summary): Do not call
5704 free_all_ipa_structures_after_iinln here.
5705 * ipa-prop.c (update_jump_functions_after_inlining): New function.
5706 (print_edge_addition_message): New function.
5707 (update_call_notes_after_inlining): New function.
5708 (propagate_info_to_inlined_callees): New function.
5709 (ipa_propagate_indirect_call_infos): New function.
5710 * ipa-prop.h: Include cgraph.h
5711 (struct ipa_param_call_note): Fields reordered, new field processed.
5712 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
5714 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
5715 rediscovered call statements.
5716 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
5717 (dump_cgraph_node): Dump also the indirect_call flag.
5718 (cgraph_clone_edge): Copy also the indirect_call flag.
5719 * tree-inline.c (copy_bb): Do not check for fndecls from call
5720 expressions, check for edge availability when moving clones.
5721 (get_indirect_callee_fndecl): New function.
5722 (expand_call_inline): If callee declaration is not apprent from
5723 the statement, try calling get_indirect_callee_fndecl. Do not
5724 issue warnings or call sorry when not inlinings an indirect edge.
5725 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
5727 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
5728 bit more frandly to matching.
5729 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
5730 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
5731 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
5733 2008-07-23 Michael Meissner <gnu@the-meissners.org>
5736 * opth-gen.awk: Suppress function specific features when building
5738 * optc-gen.awk: Ditto.
5740 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5743 * diagnostic.c (pedwarn): Add opt parameter.
5745 * c-tree.h (pedwarn_init): Add opt parameter.
5746 (pedwarn_c90): Likewise.
5747 (pedwarn_c99): Likewise.
5748 * c-errors.c (pedwarn_c99): Likewise.
5749 (pedwarn_c90): Likewise.
5750 * toplev.h (pedwarn): Update declaration.
5751 (pedwarn0): Declare.
5752 * c-lex.c: All calls to pedwarn changed.
5753 * builtins.c: All calls to pedwarn changed.
5754 * toplev.c: All calls to pedwarn changed.
5755 * c-decl.c: All calls to pedwarn changed.
5756 * c-typeck.c: All calls to pedwarn changed.
5757 * c-common.c: All calls to pedwarn changed.
5758 * c-parser.c: All calls to pedwarn changed.
5760 2008-07-23 Michael Meissner <gnu@the-meissners.org>
5761 Karthik Kumar <karthikkumar@gmail.com>
5763 * attribs.c (file scope): Include c-common.h.
5764 (decl_attributes): Add support for #pragma GCC optimize and
5767 * targhooks.c (default_can_inline_p): New function that is the
5768 default for the TARGET_CAN_INLINE_P target hook.
5770 * targhooks.h (default_can_inline_p): Add declaration.
5772 * tree.c (cl_optimization_node): New static tree for building
5773 OPTIMIZATION_NODE tree.
5774 (cl_target_option_node): New static tree for building
5775 TARGET_OPTION_NODE tree.
5776 (cl_option_hash_table): New hash table for hashing
5777 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
5778 (cl_option_hash_hash): New function to provide the hash value for
5779 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
5780 (cl_option_hash_eq): New function to provide an equality test for
5781 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
5782 (tree_code_size): Add support for OPTIMIZATION_NODE and
5783 TARGET_OPTION_NODE trees.
5784 (tree_code_structure): Add support for OPTIMIZATION_NODE and
5785 TARGET_OPTION_NODE trees.
5786 (build_optimization_node): Build a tree that has all of the
5787 current optimization options.
5788 (build_target_option_node): Build a tree that has the target
5789 options that might be changed on a per function basis.
5791 * tree.h (file scope): Include options.h.
5792 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
5793 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
5794 (TREE_OPTIMIZATION): Ditto.
5795 (TREE_TARGET_SPECIFIC): Ditto.
5796 (struct tree_function_decl): Add fields for remembering the
5797 current optimization options and target specific options.
5798 (struct tree_optimization_option): New tree variant that remembers
5799 the optimization options.
5800 (struct tree_target_option): New tree variant that remembers the
5801 target specific flags that might change for compiling a particular
5803 (union tree_node): Include tree_optimization_option and
5804 tree_target_option fields.
5805 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
5806 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
5807 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
5808 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
5809 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
5810 optimization and target options.
5811 (optimization_default_node): New macro to refer to global_trees
5813 (optimization_current_node): Ditto.
5814 (optimization_cold_node): Ditto.
5815 (optimization_hot_node): Ditto.
5816 (target_option_default_node): Ditto.
5817 (target_option_current_node): Ditto.
5818 (current_option_pragma): Ditto.
5819 (current_optimize_pragma): Ditto.
5821 * target.h (struct gcc_target): Add valid_option_attribute_p,
5822 target_option_save, target_option_restore, target_option_print,
5823 target_option_pragma_parse, and can_inline_p hooks.
5825 * toplev.h (parse_optimize_options): Add declaration.
5826 (fast_math_flags_struct_set_p): Ditto.
5828 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
5829 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
5832 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
5833 tree_can_inline_p hook to see if one function can inline another.
5834 (cgraph_decide_inlining): Ditto.
5835 (cgraph_decide_inlining_incrementally): Ditto.
5837 * opts.c (decode_options): Add support for running multiple times
5838 to allow functions with different target or optimization options
5839 than was specified on the command line.
5840 (fast_math_flags_struct_set_p): New function that is similar to
5841 fast_math_flags_set_p, except it uses the values in the
5842 cl_optimization structure instead of global variables.
5844 * optc-gen.awk: Add support for TargetSave to allow a back end to
5845 declare new fields that need to be saved when using function
5846 specific options. Include flags.h and target.h in the options.c
5847 source. Add support for Save to indicate which options can be set
5848 for individual functions. Generate cl_optimize_save,
5849 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
5850 cl_target_option_restore, cl_target_option_print functions to
5851 allow functions to use different optimization or target options.
5853 * opt-functions.awk (var_type_struct): Return the type used for
5854 storing the field in a structure.
5856 * opth-gen.awk: Add support for TargetSave to allow a back end to
5857 declare new fields that need to be saved when using function
5858 specific options. Add support for Save to indicate which options
5859 can be set for individual functions. Only generate one extern for
5860 Mask fields. Generate cl_optimization and cl_target_option
5861 structures to remember optimization and target options.
5863 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
5864 collecting new tree nodes.
5865 (TS_TARGET_OPTION): Ditto.
5867 * c-decl.c (merge_decls): Merge function specific target and
5868 optimization options.
5870 * function.c (invoke_set_current_function_hook): If the function
5871 uses different optimization options, change the global variables
5874 * coretypes.h (struct cl_optimization): Add forward reference.
5875 (struct cl_target_option): Ditto.
5877 * c-pragma.c (option_stack): New static vector to remember the
5878 current #pragma GCC option stack.
5879 (handle_pragma_option): New function to support #pragma GCC option
5880 to change target options.
5881 (optimize_stack): New static vector to remember the current
5882 #pragma GCC optimize stack.
5883 (handle_pragma_optimize): New function to support #pragma GCC
5884 optimize to change optimization options.
5885 (init_pragma): Add support for #pragma GCC optimize and #pragma
5888 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
5889 optimization options.
5890 (TARGET_OPTION_NODE): New tree code for remembering certain target
5893 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
5894 TARGET_OPTION_NODE trees.
5896 * common.opt (-O): Add Optimization flag.
5898 (-fmath-errno): Ditto.
5899 (-falign-functions): Add UInteger flag to make sure flag gets full
5900 int in cl_optimization structure.
5901 (-falign-jumps): Ditto.
5902 (-falign-labels): Ditto.
5903 (-falign-loops): Ditto.
5904 (-fsched-stalled-insns): Ditto.
5905 (-fsched-stalled-insns-dep): Ditto.
5907 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
5909 (TARGET_OPTION_SAVE): Ditto.
5910 (TARGET_OPTION_RESTORE): Ditto.
5911 (TARGET_OPTION_PRINT): Ditto.
5912 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
5913 (TARGET_CAN_INLINE_P): Ditto.
5914 (TARGET_INITIALIZER): Add new hooks.
5916 * tree-inline.c (tree_can_inline_p): New function to determine
5917 whether one function can inline another. Check if the functions
5918 use compatible optimization options, and also call the backend
5921 * tree-inline.h (tree_can_inline_p): Add declaration.
5923 * c-common.c (c_common_attribute): Add support for option and
5924 optimize attributes.
5925 (handle_option_attribute): Add support for the option attribute to
5926 allow the user to specify different target options for compiling a
5928 (handle_optimize_attribute): Add support for the optimize
5929 attribute to allow the user to specify different optimization
5930 options for compiling a specific function.
5931 (handle_hot_attribute): Turn on -O3 optimization for this one
5932 function if it isn't the default optimization level.
5933 (handle_cold_attribute): Turn on -Os optimization for this one
5934 function if it insn't the default optimization.
5935 (const_char_p): New const char * typedef.
5936 (optimize_args): New static vector to remember the optimization
5938 (parse_optimize_options): New function to set up the optimization
5939 arguments from either the optimize attribute or #pragma GCC optimize.
5941 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
5942 (builtin_define_std): Ditto.
5944 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
5945 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
5946 (x86_64-*-*): Ditto.
5948 * Makefile.in (TREE_H): Add options.h.
5949 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
5951 * doc/extend.texi (option attribute): Document new attribute.
5952 (optimize attribute): Ditto.
5953 (hot attribute): Document hot attribute sets -O3.
5954 (cold attribute): Document cold attribute sets -Os.
5955 (#pragma GCC option): Document new pragma.
5956 (#pragma GCC optimize): Ditto.
5958 * doc/options.texi (TargetSave): Document TargetSave syntax.
5959 (UInteger): Document UInteger must be used for certain flags.
5960 (Save): Document Save option to create target specific options
5961 that can be saved/restored on a function specific context.
5963 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
5964 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
5966 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
5967 (TARGET_OPTION_SAVE): Ditto.
5968 (TARGET_OPTION_RESTORE): Ditto.
5969 (TARGET_OPTION_PRINT): Ditto.
5970 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
5971 (TARGET_CAN_INLINE_P): Ditto.
5973 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
5975 (-mfpmath=both): Ditto.
5977 2008-07-23 Michael Meissner <gnu@the-meissners.org>
5978 Karthik Kumar <karthikkumar@gmail.com>
5980 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
5981 (TARGET_POPCNT): Ditto.
5982 (TARGET_SAHF): Ditto.
5983 (TARGET_AES): Ditto.
5984 (TARGET_PCLMUL): Ditto.
5985 (TARGET_CMPXCHG16B): Ditto.
5986 (TARGET_RECIP): Move switch into target_flags.
5987 (TARGET_FUSED_MADD): Ditto.
5988 (ix86_arch_features): Make an unsigned char type.
5989 (ix86_tune_features): Ditto.
5990 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
5991 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
5992 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
5994 * config/i386/i386.opt (arch): New TargetSave field to define
5995 fields that need to be saved for function specific option support.
5998 (branch_cost): Ditto.
5999 (ix86_isa_flags_explicit): Ditto.
6000 (tune_defaulted): Ditto.
6001 (arch_specified): Ditto.
6002 (-m128-long-double): Add Save flag to save option for target
6003 specific option support.
6005 (-maccumulate-outgoing-args): Ditto.
6006 (-malign-double): Ditto.
6007 (-malign-stringops): Ditto.
6008 (-mfancy-math-387): Ditto.
6009 (-mhard-float): Ditto.
6011 (-minline-all-stringops): Ditto.
6012 (-minline-stringops-dynamically): Ditto.
6013 (-mms-bitfields): Ditto.
6014 (-mno-align-stringops): Ditto.
6015 (-mno-fancy-math-387): Ditto.
6016 (-mno-push-args): Ditto.
6017 (-mno-red-zone): Ditto.
6018 (-mpush-args): Ditto.
6019 (-mred-zone): Ditto.
6021 (-msseregparm): Ditto.
6022 (-mstack-arg-probe): Ditto.
6037 (-mrecip): Move flag into target_flags.
6039 (-mno-fused-madd): Ditto.
6040 (-mfused-madd): Ditto.
6041 (-mabm): Move flag into ix86_isa_flags.
6048 * config/i386/i386-c.c: New file for #pragma support.
6049 (ix86_target_macros_internal): New function to #define or #undef
6050 target macros based when the user uses the #pragma GCC option to
6051 change target options.
6052 (ix86_pragma_option_parse): New function to add #pragma GCC option
6054 (ix86_target_macros): Move defining the target macros here from
6055 TARGET_CPU_CPP_BUILTINS in i386.h.
6056 (ix86_register_pragmas): Register the #pragma GCC option hook. If
6057 defined, initialize any subtarget #pragmas.
6059 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
6060 REGISTER_TARGET_PRAGMAS.
6062 * config/i386/t-i386: New file for x86 dependencies.
6063 (i386.o): Make dependencies mirror the include files used.
6064 (i386-c.o): New file, add dependencies.
6066 * config/i386/i386-protos.h (override_options): Add bool argument.
6067 (ix86_valid_option_attribute_tree): Add declaration.
6068 (ix86_target_macros): Ditto.
6069 (ix86_register_macros): Ditto.
6071 * config/i386/i386.c (ix86_tune_features): Move initialization of
6072 the target masks to initial_ix86_tune_features to allow functions
6073 to have different target options. Make type unsigned char,
6074 instead of unsigned int.
6075 (initial_ix86_tune_features): New static vector to hold processor
6076 masks for the tune variables.
6077 (ix86_arch_features): Move initialization of the target masks to
6078 initial_ix86_arch_features to allow functions to have different
6079 target options. Make type unsigned char, instead of unsigned int.
6080 (initial_ix86_arch_features): New static vector to hold processor
6081 masks for the arch variables.
6082 (enum ix86_function_specific_strings): New enum to describe the
6083 string options used for attribute((option(...))).
6084 (ix86_target_string): New function to return a string that
6085 describes the target options.
6086 (ix86_debug_options): New function to print the current options in
6088 (ix86_function_specific_save): New function hook to save the
6089 function specific global variables in the cl_target_option structure.
6090 (ix86_function_specific_restore): New function hook to restore the
6091 function specific variables from the cl_target_option structure to
6092 the global variables.
6093 (ix86_function_specific_print): New function hook to print the
6094 target specific options in the cl_target_option structure.
6095 (ix86_valid_option_attribute_p): New function hook to validate
6096 attribute((option(...))) arguments.
6097 (ix86_valid_option_attribute_tree): New function that is common
6098 code between attribute((option(...))) and #pragma GCC option
6099 support that parses the options and returns a tree holding the options.
6100 (ix86_valid_option_attribute_inner_p): New helper function for
6101 ix86_valid_option_attribute_tree.
6102 (ix86_can_inline_p): New function hook to decide if one function
6103 can inline another on a target specific basis.
6104 (ix86_set_current_function); New function hook to switch target
6105 options if the user used attribute((option(...))) or #pragma GCC
6107 (ix86_tune_defaulted): Move to static file scope from
6109 (ix86_arch_specified): Ditto.
6110 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
6112 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
6113 (OPTION_MASK_ISA_ABM_SET): Ditto.
6114 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
6115 (OPTION_MASK_ISA_CX16_SET): Ditto.
6116 (OPTION_MASK_ISA_SAHF_SET): Ditto.
6117 (OPTION_MASK_ISA_AES_UNSET): Ditto.
6118 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
6119 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
6120 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
6121 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
6122 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
6123 (struct ptt): Move to static file scope from override_options.
6124 (processor_target_table): Ditto.
6126 (ix86_handle_option): Add support for options that are now isa options.
6127 (override_options): Add support for declaring functions that
6128 support different target options than were specified on the
6129 command line. Move struct ptt, processor_target_table, cpu_names,
6130 ix86_tune_defaulted, ix86_arch_specified to static file scope.
6131 Add bool argument. Fix up error messages so the appropriate error
6132 is given for either command line or attribute.
6133 (ix86_previous_fndecl): New static to remember previous function
6134 declaration to see if we need to change target options.
6135 (ix86_builtins_isa): New array to record the ISA of each builtin
6137 (def_builtin): Always create the builtin function, even if the
6138 current ISA doesn't support it.
6139 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
6140 tests for those builtins.
6141 (ix86_init_builtins): Remove TARGET_MMX test for calling
6142 ix86_init_mmx_sse_builtins.
6143 (ix86_expand_builtin): If the current ISA doesn't support a given
6144 builtin, signal an error.
6145 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
6146 (TARGET_SET_CURRENT_FUNCTION): Ditto.
6147 (TARGET_OPTION_SAVE): Ditto.
6148 (TARGET_OPTION_RESTORE): Ditto.
6149 (TARGET_OPTION_PRINT): Ditto.
6150 (TARGET_CAN_INLINE_P): Ditto.
6152 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
6154 * c-typeck.c (build_external_ref): Don't call assemble_external.
6155 * final.c (output_operand): Call assemble_external.
6157 2008-07-21 DJ Delorie <dj@redhat.com>
6159 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
6160 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
6162 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6164 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
6165 original insn and splitter contents into ...
6166 ("*div<mode>3_fast"): ... this new pattern. Enable only if
6167 flag_unsafe_math_optimizations. Add dummy scratch register.
6168 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
6169 !flag_unsafe_math_optimizations. Returns number with next
6170 highest magnitude if this is still less or equal to the true
6171 quotient in magnitude.
6173 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
6175 * Makefile.in: Replace toplev.h with TOPLEV_H.
6176 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
6177 * c-lex.c (fe_file_change): Don't set in_system_header.
6178 * c-parser.c (c_token): Remove in_system_header.
6179 (c_lex_one_token): Don't set in_system_header.
6180 (c_parser_set_source_position_from_token): Don't set in_system_header.
6181 * diagnostic.c (diagnostic_report_diagnostic): Use location from
6184 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
6185 * flags.h (in_system_header): Remove.
6186 * function.c (saved_in_system_header): Remove.
6187 (push_cfun): Don't set in_system_header.
6188 (pop_cfun): Don't set in_system_header.
6189 (push_struct_function): Don't set in_system_header.
6190 * input.h (expanded_location): Add sysp.
6191 (in_system_header_at): New.
6192 (in_system_header): New.
6193 * toplev.c (in_system_header): Remove.
6194 * toplev.h: Include input.h
6196 * tree-cfg.c (execute_warn_function_return): Call warning_at.
6197 * tree-ssa.c (warn_uninit): Call warning_at.
6198 (warn_uninitialized_var): Update calls to warn_uninit.
6199 (warn_uninitialized_phi): Update calls to warn_uninit.
6200 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
6201 (expand_location): Initialize xloc.sysp.
6202 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
6203 (tree_decl_with_vis): Remove in_system_header_flag.
6205 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
6208 * recog.c (asm_operand_ok): Change the order of the extra
6209 memory constraint checks.
6211 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6214 * tree-switch-conversion.c (build_one_array): Call
6215 varpool_mark_needed_node and varpool_finalize_decl
6216 instead of assemble_variable.
6218 2008-07-19 Jan Hubicka <jh@suse.cz>
6220 * cgraph.c (cgraph_add_new_function): Do early local passes.
6221 * tree-nrv.c (gate_pass_return_slot): New gate.
6222 (pass_nrv): Add the gate.
6223 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
6225 (coalesce_ssa_name): Coalesce SSA names.
6226 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
6227 not optimizing so unused user vars remains visible.
6228 * common.opt (flag_tree_ter): Always enable by default.
6229 * tree-ssa-ter.c: Include flags.h
6230 (is_replaceable_p): Check that locations match; when aliasing is missing
6231 be conservative about loads.
6232 * tree-optimize.c (gate_init_datastructures): Remove.
6233 (pass_init_datastructures): New.
6234 * passes.c: Reorder passes so we always go into SSA.
6236 2008-07-19 Jan Hubicka <jh@suse.cz>
6238 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
6239 * doc/invoke.texi (--combine): Likewise.
6240 (-finline-functions-called-once): Update levels when enabled.
6241 (-funit-at-a-time): Document new behaviour.
6242 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
6243 -fno-section-anchors when disabled explicitly.
6244 (inline params): They are not ignored now.
6245 (precompiled headers): Remove unit-at-a-time as being incompatible.
6246 * opts.c (decode_options): Handle unit-at-a-time as alias;
6247 imply -fno-section-anchors when toplevel reorder is disabled
6249 * common.opt (ftoplevel-reorder): Set default value to 2.
6250 (funit-at-a-time): Set default value to 1.
6251 * config/rs6000/rs6000.c (optimization_options): Set section anchors
6254 2008-07-19 Jan Hubicka <jh@suse.cz>
6256 * builtins.c (expand_builtin_int_roundingfn,
6257 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
6260 2008-07-19 Richard Guenther <rguenther@suse.de>
6263 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
6264 * tree-ssa-sccvn.c (get_constant_value_id): New function.
6265 * tree-ssa-pre.c (get_expr_value_id): For newly created
6266 constant value-ids make sure to add the expression to its
6269 2008-07-19 Jakub Jelinek <jakub@redhat.com>
6272 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
6273 return value of the builtin is ignored.
6275 2008-07-19 Olivier Hainque <hainque@adacore.com>
6277 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
6278 bits, a C conformant malloc implementation has to provide.
6279 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
6281 2008-07-19 Joseph Myers <joseph@codesourcery.com>
6285 * reload.c (find_reloads_subreg_address): Only reload address if
6286 reloaded == 0, not for reloaded != 1.
6289 2008-07-16 Joseph Myers <joseph@codesourcery.com>
6290 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
6291 (m32c_legitimate_address_p): Handle "++rii" addresses created by
6292 m32c_legitimize_reload_address.
6294 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6295 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
6296 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
6298 2008-07-19 Olivier Hainque <hainque@adacore.com>
6300 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
6301 argument, saying whether nested array are to be collapsed
6302 into a single array type DIE with multiple subscripts.
6303 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
6304 issues, centralize the nested array types collapsing control and
6305 disable the transformation for Ada.
6307 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
6310 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
6312 (x86_64_shift_adj_2): New expander.
6313 (x86_64_shift_adj_3): Ditto.
6314 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
6315 to split TImode operands.
6316 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
6317 (ix86_split_lshr): Ditto.
6319 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
6321 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
6322 and __CHAR32_TYPE__.
6323 * c-typeck.c (digest_init): Support char16_t and char32_t.
6324 (set_nonincremental_init_from_string): Idem.
6326 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
6329 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
6330 PREFERRED_STACK_BOUNDARY.
6331 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6333 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
6336 * function.c (locate_and_pad_parm): Cap boundary earlier.
6338 2008-07-17 Julian Brown <julian@codesourcery.com>
6340 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
6341 no-op for targets which don't use DLLs.
6343 2008-07-17 Martin Jambor <mjambor@suse.cz>
6345 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
6346 that nodes are relevant by examining the node->analyzed flag.
6347 (ipcp_init_stage): Check which nodes are relevant, assert that the
6348 relevant ones are also required.
6349 (ipcp_propagate_stage): Check on the side arrays are properly
6351 (ipcp_print_all_jump_functions): Make sure not to touch any node
6352 that is not analyzed or an edge that does not have a corresponding
6353 entry in the on-the-side vectors.
6354 (ipcp_function_scale_print): Likewise.
6355 (ipcp_update_callgraph): Check that the node is relevant.
6356 (ipcp_insert_stage): Check that the node is relevant. Check there is
6357 an info for every node and edge.
6358 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
6359 (ipa_print_all_tree_maps): Likewise and a new variable info.
6360 (ipa_print_all_params_modified): Likewise.
6361 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
6363 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
6366 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
6368 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
6370 PR rtl-optimization/36753
6371 * fwprop.c (use_killed_between): Don't shortcut
6372 single-definition global registers.
6374 2008-07-16 Jan Hubicka <jh@suse.cz>
6376 * cgraph.h (varpool_empty_needed_queue): Declare.
6377 * cgraphunit.c (output_in_order): Mark all variables as needed;
6379 * varpool.c (varpool_assemble_node): Update debug queue.
6380 (varpool_assemble_pending_decls): Don't do it here.
6381 (varpool_empty_needed_queue): New function.
6383 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6385 * recog.c (peephole2_optimize): Fix formatting.
6387 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6389 * c-pch.c (get_ident): Avoid C++ keywords.
6390 * combine-stack-adj.c (single_set_for_csa): Likewise.
6391 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
6392 output_asm_insn): Likewise.
6393 * reload.c (push_secondary_reload, find_reusable_reload,
6394 push_reload, combine_reloads, find_reloads,
6395 debug_reload_to_stream): Likewise.
6396 * reload.h (struct reload): Likewise.
6397 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
6398 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
6399 emit_output_reload_insns): Likewise.
6400 * targhooks.c (default_secondary_reload): Likewise.
6401 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
6403 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6405 * recog.c (validate_change_1, validate_change,
6406 validate_unshare_change, validate_replace_rtx_1, struct
6407 funny_match, constrain_operands, peephole2_optimize): Avoid C++
6409 * reload.c (push_secondary_reload, secondary_reload_class,
6410 scratch_reload_class, find_valid_class, find_reusable_reload,
6411 push_reload, find_dummy_reload, find_reloads_address_1,
6412 find_reloads_address_part, find_equiv_reg): Likewise.
6413 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
6414 choose_reload_regs): Likewise.
6415 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
6417 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
6418 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
6419 * sched-rgn.c (concat_INSN_LIST): Likewise.
6420 * stor-layout.c (mode_for_size, mode_for_size_tree,
6421 smallest_mode_for_size): Likewise.
6423 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6425 * cfg.c (dump_reg_info): Avoid C++ keywords.
6426 * dwarf2asm.c (dw2_force_const_mem,
6427 dw2_asm_output_encoded_addr_rtx): Likewise.
6428 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
6429 * expmed.c (expand_shift): Likewise.
6430 * global.c (find_reg): Likewise.
6431 * graph.c (draw_edge): Likewise.
6432 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
6433 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
6434 widen_clz, widen_bswap, expand_parity, expand_unop,
6435 emit_cmp_and_jump_insn_1): Likewise.
6436 * postreload.c (reload_cse_simplify_operands): Likewise.
6437 * ra.h (add_neighbor): Likewise.
6438 * reg-stack.c (remove_regno_note, change_stack): Likewise.
6439 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
6440 record_reg_classes, copy_cost, record_address_regs,
6441 invalid_mode_change_p): Likewise.
6442 * regrename.c (regrename_optimize, scan_rtx_reg,
6443 dump_def_use_chain, find_oldest_value_reg,
6444 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
6446 2008-07-16 David Edelsohn <edelsohn@gnu.org>
6448 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
6449 MASK_POWERPC64 for power4 in previous commit.
6451 2008-07-16 Olivier Hainque <hainque@adacore.com>
6453 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
6454 instead of bare conversion to cast const-ness away.
6456 2008-07-16 Anatoly Sokolov <aesok@post.ru>
6458 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
6459 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
6460 * config/xtensa/xtensa.c (xtensa_function_value): New function.
6461 (TARGET_FUNCTION_VALUE): Define.
6463 2008-07-16 David Edelsohn <edelsohn@gnu.org>
6465 * config/rs6000/rs6000.c (processor_target_table): Add
6466 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
6468 2008-07-16 Joseph Myers <joseph@codesourcery.com>
6471 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
6472 (m32c_legitimate_address_p): Handle "++rii" addresses created by
6473 m32c_legitimize_reload_address.
6475 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
6477 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
6478 DECL_IN_SYSTEM_HEADER in sync.
6480 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
6482 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
6483 * tree-ssa-pre.c (pre_expr_eq): Ditto
6484 (get_constant_for_value_id): Take a type as an argument.
6485 (fully_constant_expression): Pass in type.
6486 (find_or_generate_expression): Short circuit constant case.
6487 (create_expression_by_pieces): Remove special casing of
6489 (do_regular_insertion): Short circuit constant case.
6490 (do_partial_partial_insertion): Ditto.
6492 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6495 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
6497 2008-07-15 Bob Wilson <bob.wilson@acm.org>
6499 * config/xtensa/libgcc-xtensa.ver: New file.
6500 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
6502 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6504 * df-problems.c (df_set_note): Avoid C++ keywords.
6505 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
6506 * dse.c (record_store, remove_useless_values): Likewise.
6507 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
6508 gen_reg_rtx_offset, operand_subword, change_address_1,
6509 change_address, adjust_address_1, offset_address,
6510 widen_memory_access, emit_copy_of_insn_after): Likewise.
6511 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
6512 * fwprop.c (should_replace_address, propagate_rtx_1,
6513 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
6515 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
6516 gcse_emit_move_after, update_ld_motion_stores): Likewise.
6517 * lcm.c (compute_insert_delete, pre_edge_lcm,
6518 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
6519 * lower-subreg.c (resolve_reg_notes): Likewise.
6520 * mode-switching.c (optimize_mode_switching): Likewise.
6522 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6524 * bt-load.c (add_btr_def, migrate_btr_def,
6525 branch_target_load_optimize): Avoid C++ keywords.
6526 * caller-save.c (insert_restore, insert_save, insert_one_insn):
6528 * combine.c (subst, simplify_set, make_extraction,
6529 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
6530 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
6531 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
6533 2008-07-15 Richard Guenther <rguenther@suse.de>
6536 * c-common.c (strict_aliasing_warning): Do not warn for
6537 TYPE_REF_CAN_ALIAS_ALL pointers.
6538 (c_common_get_alias_set): may_alias types are not special.
6539 * tree.c (build_pointer_type_for_mode): Look up the may_alias
6540 attribute and set can_ref_all accordingly.
6541 (build_reference_type_for_mode): Likewise.
6542 * doc/extend.texi (may_alias): Clarify.
6544 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6547 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
6548 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
6550 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6553 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
6554 gcc_assert, instead call output_operand_lossage.
6556 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
6558 * builtins.c (std_canonical_va_list): Treat structure based
6561 2008-07-15 Ben Elliston <bje@au.ibm.com>
6563 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
6565 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
6567 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
6570 2008-07-14 Jan Hubicka <jh@suse.cz>
6572 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
6573 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
6574 fix predicates and constraints.
6575 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
6576 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
6578 2008-07-14 Doug Kwan <dougkwan@google.com>
6580 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
6581 additional option file arm/eabi.opt.
6582 * config/arm/eabi.h (File): New configuration file for EABI targets.
6583 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
6584 SUBSUBTARGET_EXTRA_SPECS.
6585 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
6586 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
6587 from STARTFILE_SPEC so that it can be referenced in an override.
6588 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
6589 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
6590 can be referenced in an override.
6591 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
6592 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
6593 so that it can be referenced in an override.
6594 (LINK_SPEC): Use BPABI_LINK_SPEC.
6595 * config/arm/eabi.opt (File): New.
6597 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6599 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
6600 (FIXED_VALUE_H): New variable.
6601 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
6602 input.h, fixed-value.h.
6603 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
6604 (BASIC_BLOCK_H): Use $(BITMAP_H).
6605 (FUNCTION_H): Add varray.h.
6606 (IPA_REFERENCE_H): Use $(BITMAP_H).
6607 (CGRAPH_H): Add $(BASIC_BLOCK_H).
6608 (DF_H): Use $(BITMAP_H).
6609 (GGC_H): Add statistics.h.
6611 (INSN_ATTR_H): Use it.
6612 (SYSTEM_H): Add safe-ctype.h, filenames.h.
6614 (SYMTAB_H): Add $(OBSTACK_H).
6615 (CPP_INTERNAL_H): New.
6616 (TREE_DUMP_H): Add tree-pass.h.
6617 (TREE_FLOW_H): Use $(BITMAP_H)
6618 (PRETTY_PRINT_H): Use $(INPUT_H).
6619 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
6622 (many object files): Fix lots of header dependencies throughout.
6624 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6626 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
6628 (s-gtyp-input): Use them to write tmp-gi.list.
6629 (echo_to_gi.list): Remove.
6631 2008-07-14 Richard Guenther <rguenther@suse.de>
6633 * tree-ssa-sccvn.c (pre_info): Remove.
6634 (switch_to_PRE_table): Likewise.
6635 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
6636 (set_hashtable_value_ids): Do not create value-ids for the
6638 (run_scc_vn): Remove double test. Remove bogus special-case
6639 in value-number printing.
6640 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
6641 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
6643 * tree-flow-inline.h (get_value_handle): Remove.
6644 * tree-flow.h (get_value_handle): Remove.
6646 2008-07-14 Martin Jambor <mjambor@suse.cz>
6648 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
6649 in which we generate arithmetics is not a subrange.
6651 2008-07-14 Martin Jambor <mjambor@suse.cz>
6653 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
6655 2008-07-14 Richard Guenther <rguenther@suse.de>
6657 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
6659 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
6662 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
6663 reload for symbol refs moved to r0 with -fPIC.
6664 (legitimize_pic_address): Use the target register as temporary
6666 (emit_symbolic_move): Adjust comment.
6667 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
6670 2008-07-14 Ben Elliston <bje@au.ibm.com>
6672 * c-common.h (C_CPP_HASHNODE): New macro.
6673 * coretypes.h (struct cpp_token): Forward declare.
6674 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
6675 the context-sensitive keyword method.
6676 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
6677 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
6678 expand_bool_pixel): New.
6679 (altivec_categorize_keyword): New function.
6680 (init_vector_keywords): New function.
6681 (rs6000_macro_to_expand): Likewise.
6682 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
6683 compiling an ISO C dialect.
6685 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
6687 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
6688 (create_expression_by_pieces): Fix typo.
6689 (do_regular_insertion): Use debug counter here too.
6691 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
6694 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
6695 CONST_OK_FOR_LETTER_P. All port-local users changed.
6696 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
6697 implement Kp matching power-of-two.
6698 (CONSTRAINT_LEN): Define to match.
6699 * config/cris/cris.md: Replace all use of constraint K with Kc.
6700 ("*btst*): Use Kp for operand 0 of last alternative.
6702 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6705 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
6708 2008-07-13 Jan Hubicka <jh@suse.cz>
6710 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
6713 2008-07-13 Richard Guenther <rguenther@suse.de>
6716 * langhooks.c (lhd_print_error_function): Deal with recursive
6719 2008-07-12 Jan Hubicka <jh@suse.cz>
6721 * cgraph.c (assembler_name_hash): New static var.
6722 (hash_node_by_assembler_name, eq_assembler_name): New.
6723 (cgraph_node_for_asm): Use hashtable.
6724 (cgraph_remove_node): Maintain hashtable.
6725 (change_decl_assembler_name): Sanity check that names are not changing
6726 after aliasing was processed.
6727 * cgraph.h (varpoon_node): Add next GGC marker.
6728 * tree.c (decl_assembler_name_equal): Constify.
6729 (decl_assembler_name_hash): New.
6730 * tree.h (decl_assembler_name_equal): Constify.
6731 (decl_assembler_name_hash): Update.
6733 2008-07-12 David Daney <ddaney@avtrex.com>
6735 * config/mips/driver-native.c (host_detect_local_cpu): Handle
6738 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
6740 * doc/md.texi: Document the MIPS "v" constraint.
6741 * config/mips/mips.h (reg_class): Revert last change.
6742 (REG_CLASS_NAMES): Likewise.
6743 (REG_CLASS_CONTENTS): Likewise.
6744 * config/mips/mips.c (mips_regno_to_class): Likewise.
6745 * config/mips/constraints.md (v): Likewise, but add documentation.
6746 Add a comment to say that this constraint should not be used in
6749 2008-07-11 DJ Delorie <dj@redhat.com>
6751 * config/h8300/h8300.md (length): Fix branch offset limit.
6753 2008-07-11 Anatoly Sokolov <aesok@post.ru>
6755 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
6756 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
6757 (avr_hard_regno_scratch_ok): New function.
6758 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
6759 * config/avr/avr.md (all peepholes that request a scratch register):
6760 Remove avr_peep2_scratch_safe use.
6762 2008-07-11 Tom Tromey <tromey@redhat.com>
6763 Ian Lance Taylor <iant@google.com>
6765 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
6766 (struct c_common_resword): Define.
6767 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
6768 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
6769 (c_common_reswords, num_c_common_reswords): Declare.
6770 * c-common.c (c_common_reswords): New global const array.
6771 (num_c_common_reswords): New const int.
6772 * c-parser.c (struct resword, reswords): Don't define.
6773 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
6774 (c_parse_init): Clarify mask code. Use c_common_reswords rather
6775 than reswords. If warning about C++ keywords, give them a special
6777 (c_lex_one_token): Warn about C++ keywords. Call
6778 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
6779 (c_parser_external_declaration): Look for RID_xxx rather than
6780 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
6781 (c_parser_statement_after_labels): Likewise.
6782 (c_parser_objc_class_instance_variables): Likewise.
6783 (c_parser_objc_class_declaration): Likewise.
6784 (c_parser_objc_try_catch_statement): Likewise.
6785 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
6786 (declspecs_add_type): Likewise.
6788 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
6790 * ggc-page.c (alloc_page):
6791 Substituting xmalloc, xcalloc with
6792 XNEWVEC and XCNEWVAR macros which add the
6795 2008-07-11 Richard Guenther <rguenther@suse.de>
6797 PR tree-optimization/36765
6798 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
6799 aliases from HEAP vars to SMTs.
6801 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6803 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
6804 * configure.ac (loose_warn): Move -Wc++-compat from here...
6805 (strict_warn): ...to here.
6806 * configure: Regenerate.
6808 2008-07-10 Joseph Myers <joseph@codesourcery.com>
6810 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
6811 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
6812 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
6813 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
6814 excluding more specific h8300-*-* and sh-*-* targets.
6816 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
6818 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
6820 (execute_pre): Call loop_optimizer_finalize in early exit.
6822 2008-07-10 Jakub Jelinek <jakub@redhat.com>
6825 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
6826 uids in the bitmap, not just VAR_DECL uids.
6828 PR rtl-optimization/36419
6829 * combine-stack-adj.c (adjust_frame_related_expr): New function.
6830 (combine_stack_adjustments_for_block): Call it if needed. Delete
6832 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
6833 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
6834 prologue sp adjustment.
6836 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
6839 * opts.c (print_ignored_options): Report postponed diagnostics for
6840 unknown -Wno-* options as warnings, not errors.
6841 (postpone_unknown_option_error): Renamed to...
6842 (postpone_unknown_option_warning): ... this.
6844 2008-07-09 Doug Kwan <dougkwan@google.com>
6847 2008-07-08 Doug Kwan <dougkwan@google.com>
6849 * config/arm/arm.opt (mandroid): New option.
6850 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
6851 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
6853 (CC1PLUS_SPEC): Same.
6855 (STARTFILE_SPEC): Same.
6856 (ENDFILE_SPEC): Same.
6857 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
6860 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
6863 * config/mips/mips.h (reg_class): Remove V1_REG.
6864 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
6865 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
6867 (mips_get_tp): New function.
6868 (mips_legitimize_tls_address): Use it.
6869 * config/mips/constraints.md (v): Delete.
6870 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
6871 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
6872 After reload, split into a move and ...
6873 (*tls_get_tp_<mode>_split): ...this new instruction.
6875 2008-07-09 David Daney <ddaney@avtrex.com>
6877 * config/mips/driver-native.c: Include coretypes.h and tm.h.
6879 2008-07-09 Jakub Jelinek <jakub@redhat.com>
6881 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
6882 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
6884 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
6885 htab_delete should be called. Don't free c.
6886 (lookup_tmp_var): Create temp_htab lazily.
6887 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
6888 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
6890 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
6891 lower_omp_ordered, lower_omp_critical, lower_omp_for,
6892 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
6893 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
6894 * tree-sra.c (generate_element_init): Likewise.
6895 * tree-mudflap.c (execute_mudflap_function_ops,
6896 execute_mudflap_function_decls): Likewise.
6897 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
6898 * tree-gimple.h (struct gimplify_ctx): New type.
6899 (push_gimplify_context): Adjust prototype.
6901 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
6903 * tree-ssa-pre.c (phi_translate_1): Update placement of
6906 2008-07-09 Anatoly Sokolov <aesok@post.ru>
6908 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
6909 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
6910 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
6911 * targhooks.c (default_hard_regno_scratch_ok): New function.
6912 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
6913 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
6914 * recog.c: Include "target.h".
6915 (peep2_find_free_register): Add check for global regs. Add target
6917 * Makefile.in (recog.o): Depend on target.h.
6919 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
6921 * config/sh/sh.c (sh_canonical_va_list_type): New.
6922 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
6924 2008-07-09 Raksit Ashok <raksit@google.com>
6926 * doc/invoke.texi (Option Summary): Mention new option
6927 -Wdisallowed-function-list=...
6928 (Warning Options): Document -Wdisallowed-function-list=...
6929 * common.opt (Wdisallowed-function-list=): New flag.
6930 * flags.h (warn_disallowed_functions): External definition of new
6931 boolean warning flag.
6932 (warn_if_disallowed_function_p): Declare new function.
6933 * opts.c (warning_disallowed_functions): New static variable.
6934 (warn_disallowed_functions): New boolean warning flag.
6935 (warn_if_disallowed_function_p): New function.
6936 (add_comma_separated_to_vector): Rename
6937 add_instrument_functions_exclude_list to this.
6938 (common_handle_option): Handle new option. Rename calls to
6939 add_instrument_functions_exclude_list into calls to
6940 add_comma_separated_to_vector.
6941 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
6942 based on flag warn_disallowed_functions.
6944 2008-07-09 Christian Bruel <christian.bruel@st.com>
6946 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
6947 instead of get_attr_length.
6949 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6951 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
6953 * genemit.c (gen_insn): Likewise.
6954 * gengtype.c (note_def_vec): Likewise.
6955 * gengtype.h (note_def_vec): Likewise.
6956 * genoutput.c (struct data, output_insn_data, process_template,
6957 gen_expand, gen_split, note_constraint): Likewise.
6958 * genrecog.c (new_decision, add_to_sequence, factor_tests,
6959 make_insn_sequence): Likewise.
6960 * gensupport.c (record_insn_name): Likewise.
6962 2008-07-08 Doug Kwan <dougkwan@google.com>
6964 * config/arm/arm.opt (mandroid): New option.
6965 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
6966 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
6968 (CC1PLUS_SPEC): Same.
6970 (STARTFILE_SPEC): Same.
6971 (ENDFILE_SPEC): Same.
6972 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
6975 2008-07-08 Raksit Ashok <raksit@google.com>
6977 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
6978 (set_storage_via_setmem): Fix expected_align parameter.
6979 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
6980 missing from the list.
6981 * doc/md.texi (movmem): Explicitly state that expected alignment is
6982 to be expressed in bytes.
6983 (setmem): Explicitly state that expected alignment is to be expressed
6986 2008-07-08 Joseph Myers <joseph@codesourcery.com>
6988 * reload.c (find_reloads_subreg_address): Do not require validity
6989 of address in original mode before reloading address.
6991 2008-07-07 Tianwei Sheng <tianweis@google.com>
6993 * df-core.c (df_remove_problem): Adjust the access to avoid out of
6994 bounds array access.
6996 2008-07-08 Jakub Jelinek <jakub@redhat.com>
6998 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
7000 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
7002 Fix PR tree-optimization/23455
7003 Fix PR tree-optimization/35286
7004 Fix PR tree-optimization/35287
7005 * Makefile.in (OBJS-common): Remove tree-vn.o.
7006 (tree-vn.o): Remove.
7007 * dbgcnt.def: Add treepre_insert debug counter.
7008 * gcc/tree-flow.h (add_to_value): Updated for other changes.
7009 (debug_value_expressions): Ditto.
7010 (print_value_expressions): Ditto.
7011 * tree-pretty-print.c (dump_generic_node): Updated for
7012 VALUE_HANDLE removal.
7013 * tree-ssa-dom.c (record_equality): Ditto.
7014 (cprop_operand): Ditto.
7015 (lookup_avail_expr): Ditto.
7016 * tree-ssa-threadedge.c
7017 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
7018 (simplify_control_stmt_condition): Ditto.
7019 * tree.c (tree_code_size): Ditto.
7020 (tree_node_structure): Ditto.
7021 (iterative_hash_expr): Ditto.
7023 * tree.h (VALUE_HANDLE_ID): Ditto.
7024 (VALUE_HANDLE_EXPR_SET): Ditto.
7025 (struct tree_value_handle): Ditto.
7026 (union tree_node): Ditto.
7027 * treestruct.def: Ditto.
7028 * tree-vn.c: Removed.
7029 * tree-ssa-pre.c: Rewritten entirely.
7030 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
7031 (constant_value_ids): Ditto.
7032 (vn_nary_op_t): Moved to header.
7034 (vn_reference_op_t): Ditto
7035 (vn_reference_t): Ditto.
7036 (next_value_id): New variable.
7037 (VN_INFO): Add an assert.
7038 (vn_constant_eq): New function.
7039 (vn_constant_hash): Ditto.
7040 (get_or_alloc_constant_value_id): Ditto.
7041 (value_id_constant_p): Ditto.
7042 (vn_reference_compute_hash): De-staticify.
7043 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
7044 Disable some code with a FIXME. Remove VALUE_HANDLE use.
7045 (valueize_refs): Update opcode if it changes from ssa name to constant.
7046 (vn_reference_lookup_1): Add new argument.
7047 (vn_reference_lookup): Ditto.
7048 (vn_reference_lookup_pieces): New function.
7049 (vn_reference_insert): Add return type. Modify to deal with value ids.
7050 (vn_reference_insert_pieces): New function.
7051 (vn_nary_op_compute_hash): De-staticify.
7052 (vn_nary_op_eq): Ditto.
7053 (vn_nary_op_lookup_pieces): New function.
7054 (vn_nary_op_lookup): Add new argument.
7055 (vn_nary_op_insert_pieces): New function.
7056 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
7057 (vn_phi_insert): Ditto.
7058 (visit_unary_op): Update for callee changes.
7059 (visit_binary_op): Ditto.
7060 (visit_reference_op_load): Ditto.
7061 (visit_reference_op_store): Ditto.
7062 (init_scc_vn): Init next_value_id, constant_to_value_id and
7064 (free_scc_vn): Free them.
7065 (set_hashtable_value_ids): New function.
7066 (run_scc_vn): Use it.
7067 (get_max_value_id): New function.
7068 (get_next_value_id): Ditto.
7069 (expressions_equal_p): Moved from tree-vn.c
7070 (sort_vuses): Ditto.
7071 (sort_vuses_heap): Ditto.
7072 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
7074 * tree.c (iterative_hash_hashval_t): Made non-static
7075 * tree.h (iterative_hash_hashval_t): Declare it.
7077 2008-07-08 Martin Jambor <mjambor@suse.cz>
7079 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
7080 instead of ipa_create_node_params.
7081 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
7082 ipa_check_create_edge_args, free them with
7083 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
7085 * ipa-prop.c: Include flags.h and tree-inline.h.
7086 (ipa_node_params_vector): New variable.
7087 (ipa_edge_args_vector): New variable.
7088 (edge_removal_hook_holder): New variable.
7089 (node_removal_hook_holder): New variable.
7090 (edge_duplication_hook_holder): New variable.
7091 (node_duplication_hook_holder): New variable.
7092 (ipa_detect_param_modifications): Check for presence of modified flags.
7093 (ipa_compute_jump_functions): Check for presence of jump functions.
7094 (ipa_free_edge_args_substructures): New function.
7095 (ipa_create_node_params): Removed.
7096 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
7097 (ipa_free_node_params_substructures): New function.
7098 (ipa_free_all_node_params): Changed to deallocate the on-the-side
7100 (ipa_edge_removal_hook): New function.
7101 (ipa_node_removal_hook): New function.
7102 (duplicate_array): New function.
7103 (ipa_edge_duplication_hook): New function.
7104 (ipa_node_duplication_hook): New function.
7105 (ipa_register_cgraph_hooks): New function.
7106 (ipa_unregister_cgraph_hooks): New function.
7107 (free_all_ipa_structures_after_ipa_cp): New function.
7109 * ipa-prop.h: Include vec.h.
7110 (ipa_node_params_t): New typedef with vector types for it.
7111 (ipa_edge_args_t): New typedef with vector types for it.
7112 (IPA_NODE_REF): Changed to access an on-the-side vector.
7113 (IPA_EDGE_REF): Changed to access an on-the-side vector.
7114 (ipa_check_create_node_params): New function.
7115 (ipa_check_create_edge_args): New function.
7117 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
7120 2008-07-07 Tom Tromey <tromey@redhat.com>
7122 * configure, config.in: Rebuilt.
7123 * configure.ac: Don't check for scandir or alphasort.
7125 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7127 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
7128 types immediately after creating them.
7130 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7132 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
7134 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
7136 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
7137 dump_constraint_graph.
7138 (dump_constraint_edge): New function.
7139 (dump_constraint_graph): New function.
7140 (debug_constraint_graph): New function.
7141 (dump_constraint): Removed useless comparison.
7142 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
7143 (dump_constraint_graph): Declare.
7144 (debug_constraint_graph): Declare.
7145 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
7147 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
7149 * config/i386/i386.c (is_va_list_char_pointer): New.
7150 (ix86_va_start): Replace compare with ms_va_list_type_node
7151 by is_va_list_char_pointer.
7152 (ix86_gimplify_va_arg): Likewise.
7154 2008-07-07 Martin Jambor <mjambor@suse.cz>
7156 * cgraph.c (cgraph_edge_max_uid): New variable.
7157 (struct cgraph_edge_hook_list): New type.
7158 (struct cgraph_node_hook_list): New type.
7159 (struct cgraph_2edge_hook_list): New type.
7160 (struct cgraph_2node_hook_list): New type.
7161 (first_cgraph_edge_removal_hook): New variable.
7162 (first_cgraph_node_removal_hook): New variable.
7163 (first_cgraph_edge_duplicated_hook): New variable.
7164 (first_cgraph_node_duplicated_hook): New variable.
7165 (cgraph_add_edge_removal_hook): New function.
7166 (cgraph_remove_edge_removal_hook): New function.
7167 (cgraph_call_edge_removal_hooks): New function.
7168 (cgraph_add_node_removal_hook): New function.
7169 (cgraph_remove_node_removal_hook): New function.
7170 (cgraph_call_node_removal_hooks): New function.
7171 (cgraph_add_edge_duplication_hook): New function.
7172 (cgraph_remove_edge_duplication_hook): New function.
7173 (cgraph_call_edge_duplication_hooks): New function.
7174 (cgraph_add_node_duplication_hook): New function.
7175 (cgraph_remove_node_duplication_hook): New function.
7176 (cgraph_call_node_duplication_hooks): New function.
7177 (cgraph_create_edge): Assign to edge uid.
7178 (cgraph_remove_edge): Call edge removal hooks.
7179 (cgraph_node_remove_callees): Call edge removal hooks.
7180 (cgraph_node_remove_callers): Call edge removal hooks.
7181 (cgraph_remove_node): Call node removal hooks.
7182 (cgraph_clone_edge): Call edge duplication hooks.
7183 (cgraph_clone_node): Call node duplication hooks.
7185 * cgraph.h (cgraph_edge): New field uid.
7186 (cgraph_edge_hook): New type.
7187 (cgraph_node_hook): New type.
7188 (cgraph_2edge_hook): New type.
7189 (cgraph_2node_hook): New type.
7191 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
7193 * config.in: Regenerate.
7195 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
7197 * gcc.c (print_sysroot): New.
7198 (option_map, display_help, process_command): Handle the
7199 -print-sysroot option.
7200 (main): Print the sysroot if requested.
7201 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
7203 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7206 * unwind-pe.h (size_of_encoded_value): add attribute unused.
7208 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
7210 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
7211 (assign_parm_setup_block_p): Also check mode of entry_parm.
7213 2008-07-07 Richard Guenther <rguenther@suse.de>
7215 * tree-ssa-structalias.h (set_used_smts): Remove.
7216 * tree-ssa-structalias.c (used_smts): Likewise.
7217 (set_used_smts): Likewise.
7218 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
7219 call to set_used_smts.
7221 2008-07-07 Richard Guenther <rguenther@suse.de>
7223 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
7224 (new_var_info): Set it to false.
7225 (solution_set_add): Correctly handle pointers outside a var and
7227 (type_safe): Treat variables with is_full_var properly.
7228 (do_sd_constraint): Likewise.
7229 (do_ds_constraint): Likewise.
7230 (process_constraint): Remove zeroing offset for !use_field_sensitive.
7231 (get_constraint_for_ptr_offset): New function.
7232 (get_constraint_for_component_ref): For addresses at least include
7233 the last field of the variable. Handle is_full_vars properly.
7234 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
7235 (handle_ptr_arith): Remove.
7236 (find_func_aliases): Simplify assignment handling.
7237 (create_function_info_for): For parameter and result varinfos set
7239 (create_variable_info_for): Set is_full_var flag whenever we
7240 just created a single varinfo for a decl.
7241 (init_alias_vars): Initialize use_field_sensitive from
7242 max-fields-for-field-sensitive parameter.
7244 2008-07-07 Richard Guenther <rguenther@suse.de>
7246 PR tree-optimization/36713
7247 * tree-flow-inline.h (is_call_used): New function.
7248 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
7249 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
7250 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
7252 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7254 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
7256 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
7258 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
7260 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7261 Nathan Sidwell <nathan@codesourcery.com>
7263 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
7264 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
7266 * config/m68k/t-linux: New.
7267 * doc/install.texi: Document m68k-*-linux is now multilibbed by
7270 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
7272 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
7273 * config/m68k/m68k-devices.def: Remove multilibs that only differ
7276 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7278 * gcc.c (execute): Fix -Wc++-compat warning.
7280 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
7283 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
7284 constant for little endian.
7286 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
7288 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
7289 mips_base_mips16 instead of TARGET_MIPS16.
7290 (mips_base_mips16): Declare.
7291 * config/mips/mips.c (mips_base_mips16): Make global.
7292 (was_mips16_p): Remove GTY marker.
7293 (was_mips16_pch_p): New variable.
7294 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
7295 (mips_override_options): Force to non-MIPS16 mode initially.
7296 Do not complain about MIPS16 PIC incompatibilities here.
7297 Only allow -mgpopt if -mexplicit-relocs is in force for
7300 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
7302 * configure.ac: Check for caddr_t, define to char * if not defined.
7303 * configure: Regenerate.
7304 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
7305 (mmap_gt_pch_use_address): Likewise.
7306 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
7308 2008-07-06 Richard Guenther <rguenther@suse.de>
7310 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
7311 (new_var_info): Deal with it.
7312 (solution_set_add): Likewise.
7313 (bitpos_of_field): Make signed, fix.
7314 (struct fieldoff): Remove type and decl fields. Make size field
7315 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
7317 (fieldoff_compare): Deal with it.
7318 (push_fields_onto_fieldstack): Remove has_union argument, glob
7319 adjacent non-pointer fields together.
7320 (create_function_info_for): Do not set has_union.
7321 (create_variable_info_for): Simplify.
7323 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
7325 * config.gcc (extra_headers): Add cross-stdarg.h for target
7326 x86_64-*-* and i?86-*-*.
7327 * config/i386/cross-stdarg.h: New.
7328 * builtins.c (std_fn_abi_va_list): New.
7329 (std_canonical_va_list_type): New.
7330 (stabilize_va_list): Replace va_list_type_node use by
7331 mtarget.canonical_va_list_type.
7332 (gimplify_va_arg_expr): Likewise.
7333 (expand_builtin_va_copy): Replace va_list_type_node use by
7334 mtarget.fn_abi_va_list.
7335 * tree-sra.c (is_va_list_type): New helper.
7336 (decl_can_be_decomposed_p): Replace
7337 va_list_type_node use by is_va_list_type.
7338 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
7339 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7340 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
7341 * config/i386/i386-protos.h (ix86_get_valist_type): New.
7342 (ix86_enum_va_list): New.
7343 * config/i386/i386.c (sysv_va_list_type_node): New.
7344 (ms_va_list_type_node): New.
7345 (ix86_function_type_abi): Remove sorry.
7346 (ix86_build_builtin_va_list_abi): New.
7347 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
7349 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
7350 (ix86_init_builtins_va_builtins_abi): New.
7351 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
7353 (ix86_handle_abi_attribute): New.
7354 (attribute_spec): Add sysv_abi and ms_abi.
7355 (ix86_fn_abi_va_list): New.
7356 (ix86_canonical_va_list_type): New.
7357 (ix86_enum_va_list): New.
7358 (TARGET_FN_ABI_VA_LIST): New.
7359 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7360 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
7361 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
7362 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7363 (TARGET_ENUM_VA_LIST): New.
7364 * expr.h (std_fn_abi_va_list): New.
7365 (std_canonical_va_list_type): New.
7366 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
7367 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7368 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
7369 TARGET_CANONICAL_VA_LIST_TYPE.
7370 * target.h (struct gcc_target): Add fn_abi_va_list hook
7371 and canonical_va_list_type hook.
7373 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7375 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
7376 integral and pointer types.
7378 2008-07-04 Roger Sayle <roger@eyesopen.com>
7380 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
7381 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
7383 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
7386 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
7388 2008-07-04 Jakub Jelinek <jakub@redhat.com>
7390 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
7391 build_gimple_modify_stmt.
7392 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
7393 gimple operand. Use fold_build* instead of build*.
7395 2008-07-04 Richard Guenther <rguenther@suse.de>
7397 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
7398 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
7399 properly to compute the reachability set if we do field-sensitive PTA.
7400 * invoke.texi (max-fields-for-field-sensitive): Document default.
7401 * opts.c (decode_options): Set max-fields-for-field-sensitive to
7402 100 for optimize >= 2.
7404 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7406 * ggc-zone.c (lookup_page_table_if_allocated,
7407 set_page_table_entry, zone_find_object_size, alloc_small_page,
7408 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
7409 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
7410 -Wc++-compat and/or -Wcast-qual warnings.
7412 2008-07-04 Alan Modra <amodra@bigpond.net.au>
7415 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
7416 pic_offset_table_rtx to be marked as used here.
7417 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
7418 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
7419 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
7420 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
7423 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7425 * alloc-pool.c (hash_descriptor, eq_descriptor,
7426 alloc_pool_descriptor): Fix -Wc++-compat warnings.
7427 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
7429 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
7430 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
7431 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
7432 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
7435 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
7437 * tree-flow.h (loop_only_exit_p): Declare.
7438 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
7439 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
7440 the number of iterations if it is constant. Otherwise, if this is the
7441 only possible exit of the loop, use the conservative estimate on the
7442 number of iterations of the entire loop if available.
7444 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
7446 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
7447 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
7448 Add synchronization functions.
7449 * config/sync.c: New file.
7450 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
7451 (LIBGCC_SYNC_CFLAGS): Likewise.
7453 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
7456 * config/i386/i386.md (mode): Add TF to "mode" attribute.
7457 (*pushtf_sse): New insn pattern.
7458 (pushtf splitters): New splitters.
7460 2008-07-03 Michael Meissner <gnu@the-meissners.org>
7463 * predict.c (build_predict_expr): Use void_type_node for the tree
7464 type, instead of NULL_TREE.
7466 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
7468 * config/i386/i386.c (contains_aligned_value_p): Return true
7470 (ix86_data_alignment): Align TCmode to 128bits.
7471 (ix86_local_alignment): Likewise.
7473 2008-07-03 Andrew Haley <aph@redhat.com>
7476 * vec.h (VEC_TA): New.
7477 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
7478 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
7479 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
7480 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
7481 (C_COMMON_FIXED_TYPES): Remove first arg.
7482 (C_COMMON_FIXED_MODE_TYPES): Likewise.
7483 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
7484 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
7485 not to use empty macro arguments.
7487 2008-07-02 Joseph Myers <joseph@codesourcery.com>
7489 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
7490 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
7491 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
7492 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
7493 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
7494 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
7495 config/ia64/crtn.asm, config/m68hc11/larith.asm,
7496 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
7497 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
7498 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
7499 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
7500 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
7501 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
7502 config/rs6000/e500crtres64gpr.asm,
7503 config/rs6000/e500crtres64gprctr.asm,
7504 config/rs6000/e500crtrest32gpr.asm,
7505 config/rs6000/e500crtrest64gpr.asm,
7506 config/rs6000/e500crtresx32gpr.asm,
7507 config/rs6000/e500crtresx64gpr.asm,
7508 config/rs6000/e500crtsav32gpr.asm,
7509 config/rs6000/e500crtsav64gpr.asm,
7510 config/rs6000/e500crtsav64gprctr.asm,
7511 config/rs6000/e500crtsavg32gpr.asm,
7512 config/rs6000/e500crtsavg64gpr.asm,
7513 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
7514 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
7515 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
7516 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
7517 config/sparc/sol2-cn.asm: Remove .file directives.
7519 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
7521 * resource.c (mark_referenced_resources): Look inside
7522 UNSPEC_VOLATILEs and ASM_INPUTs.
7524 2008-07-02 Ian Lance Taylor <iant@google.com>
7526 * rtlanal.c (add_reg_note): New function.
7527 * rtl.h (add_reg_note): Declare.
7528 * auto-inc-dec.c (attempt_change): Use add_reg_note.
7529 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
7530 * builtins.c (expand_builtin_longjmp): Likewise.
7531 (expand_builtin_nonlocal_goto): Likewise.
7532 * calls.c (emit_call_1, expand_call): Likewise.
7533 * cfgexpand.c (add_reg_br_prob_note): Likewise.
7534 * cfglayout.c (fixup_reorder_chain): Likewise.
7535 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
7536 (commit_one_edge_insertion): Likewise.
7537 * combine.c (move_deaths, distribute_notes): Likewise.
7538 * df-problems.c (df_set_note): Likewise.
7539 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
7540 (set_unique_reg_note): Likewise.
7541 (emit_copy_of_insn_after): Likewise.
7542 * expr.c (expand_expr_real): Likewise.
7543 * gcse.c (add_label_notes): Likewise.
7544 * haifa-sched.c (create_check_block_twin): Likewise.
7545 * jump.c (mark_jump_label_1): Likewise.
7546 * loop-doloop.c (add_test, doloop_modify): Likewise.
7547 * loop-unswitch.c (compare_and_jump_seq): Likewise.
7548 * lower-subreg.c (move_eh_region_note): Likewise.
7549 * optabs.c (emit_libcall_block): Likewise.
7550 * predict.c (predict_insn): Likewise.
7551 (combine_predictions_for_insn): Likewise.
7552 * recog.c (peephole2_optimize): Likewise.
7553 * regmove.c (try_auto_increment): Likewise.
7554 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
7555 * reload.c (find_reloads): Likewise.
7556 * reload1.c (fixup_eh_region_note): Likewise.
7557 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
7558 * reorg.c (delete_prior_computation): Likewise.
7559 (delete_computation, dbr_schedule): Likewise.
7560 * config/pa/pa.c (legitimize_pic_address): Likewise.
7561 * config/sh/sh.c (sh_reorg): Likewise.
7563 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
7566 * config/libgcc-glibc.ver: Add %exclude.
7567 * config/m32r/libgcc-glibc.ver: Likwise.
7568 * config/s390/libgcc-glibc.ver: Likwise.
7569 * config/sh/libgcc-glibc.ver: Likwise.
7570 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
7572 * config/i386/libgcc-glibc.ver: New.
7574 * config/i386/libgcc-x86_64-glibc.ver: Removed.
7576 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
7578 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
7579 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
7580 i[34567]86-*-linux*, x86_64-*-linux*. Add
7581 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
7582 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
7583 x86_64-*-linux*. Add i386/t-linux to tmake_file for
7584 i[34567]86-*-linux*, x86_64-*-linux*.
7586 * libgcc-std.ver: Add empty GCC_4.4.0.
7588 * mkmap-symver.awk: Support multiple versions per symbol.
7590 * config/i386/i386.c (ix86_init_builtins): Always define
7591 __builtin_fabsq and __builtin_copysignq with fallbacks.
7592 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
7593 and __builtin_copysignq if SSE2 isn't available.
7595 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
7596 (LIBGCC2_TF_CEXT): Likwise.
7599 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
7601 * config/i386/sfp-machine.h: Moved to libgcc.
7603 * config/i386/sfp-machine.h: New.
7604 * config/i386/t-linux: Likwise.
7606 * config/i386/t-darwin: Remove softfp_wrap_start and
7608 * config/i386/t-darwin64: Likewise.
7610 * config/i386/t-fprules-softfp64: Renamed to ...
7611 * config/i386/t-fprules-softfp: This.
7613 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
7614 and softfp_wrap_end.
7616 2008-07-02 Jason Merrill <jason@redhat.com>
7618 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
7620 * tree.c (ctor_to_list): New fn.
7621 * tree.h: Declare it.
7622 (CONSTRUCTOR_ELT): New macro.
7623 (CONSTRUCTOR_NELTS): New macro.
7625 2008-07-02 Richard Guenther <rguenther@suse.de>
7627 * tree-ssa-structalias.c (struct variable_info): Reorder
7628 to fill padding on 64bit hosts. Make collapsed_to an int.
7629 (get_varinfo_fc): Deal with that.
7630 (new_var_info): Likewise.
7631 (collapse_rest_of_var): Likewise.
7633 2008-07-02 Joshua Sumali <jsumali@redhat.com>
7635 * doc/install.texi (--enable-java-home): Document.
7636 (--enable-aot-compile-rpm): Likewise.
7637 (--with-arch-directory): Likewise.
7638 (--with-os-directory): Likewise.
7639 (--with-origin-name): Likewise.
7640 (--with-arch-suffix): Likewise.
7641 (--with-jvm-root-dir): Likewise.
7642 (--with-jvm-jar-dir): Likewise.
7643 (--with-python-dir): Likewise.
7645 2008-07-02 Richard Guenther <rguenther@suse.de>
7647 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
7648 from decls explicitly. Merge operand checking from tuples.
7650 2008-07-02 Martin Jambor <mjambor@suse.cz>
7652 * tree-switch-conversion.c: Included timevar.h which I forgot before.
7654 2008-07-02 Martin Jambor <mjambor@suse.cz>
7656 * tree-switch-conversion.c: Included timevar.h
7657 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
7659 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
7661 2008-07-02 Martin Jambor <mjambor@suse.cz>
7663 * tree-switch-conversion.c: Corrected various comments and
7665 (build_constructors): Fixed minor formatting mistakes.
7667 * invoke.texi (Optimize Options): Corrected the
7668 switch-conversion-max-branch-ratio parameter.
7670 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
7672 * final.c (asm_insn_count): Return zero for an empty asm body.
7674 2008-07-02 Richard Guenther <rguenther@suse.de>
7676 * bitmap.h (bitmap_set_bit): Return bool.
7677 (bitmap_clear_bit): Likewise.
7678 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
7679 write to the bitmap if it would.
7680 (bitmap_clear_bit): Likewise.
7681 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
7682 bitmap_set_bit return value.
7683 (add_pred_graph_edge): Likewise.
7684 (add_graph_edge): Likewise.
7685 (do_sd_constraint): Likewise.
7686 (do_ds_constraint): Likewise.
7688 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7690 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
7691 Fix -Wc++-compat and/or -Wcast-qual warnings.
7692 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
7693 gen_regparm_prefix): Likewise.
7694 * vmsdbgout.c (write_modbeg, lookup_filename,
7695 vmsdbgout_source_line, vmsdbgout_init): Likewise.
7697 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
7699 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
7700 defaults.h definition apply.
7702 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
7704 * function.c (assign_parm_remove_parallels): New.
7705 (assign_parm_setup_block_p): Do not return true for non-BLKmode
7707 (assign_parm_setup_block): Do not handle them.
7708 (assign_parm_setup_reg, assign_parm_setup_stack): Call
7709 assign_parm_remove_parallels.
7711 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
7713 * c-typeck.c (convert_for_assignment): Use
7714 vector_targets_convertible_p.
7715 * c-common.c (vector_targets_convertible_p): New.
7716 * c-common.h (vector_targets_convertible_p): New prototype.
7717 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
7718 opaque_p_V2SI_type_node.
7720 2008-07-01 Steve Ellcey <sje@cup.hp.com>
7722 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
7725 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
7727 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
7728 TFmode constants via two element DImode vector for hosts with
7729 HOST_BITS_PER_WIDE_INT < 64.
7730 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
7731 also for HOST_BITS_PER_WIDE_INT < 64.
7733 2008-07-01 Richard Guenther <rguenther@suse.de>
7735 PR tree-optimization/36666
7736 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
7737 (get_constraint_exp_from_ssa_var): Split into ...
7738 (get_constraint_exp_for_temp): ... this ...
7739 (get_constraint_for_ssa_var): ... and that.
7740 Return constraint expressions for all touched sub-fields
7741 if the results address is not taken.
7742 (process_constraint): Remove assertion that aggregate
7743 assignments do not happen at this place.
7744 (get_constraint_for_component_ref): Add address_p argument.
7745 Return constraint expressions for all touched sub-fields
7746 if the results address is not taken.
7747 (do_deref): Use get_constraint_exp_for_temp.
7748 (get_constraint_for_1): Rename from ...
7749 (get_constraint_for): ... this. Add the old function as wrapper.
7750 (do_structure_copy): Use get_constraint_for_1.
7752 2008-07-01 Martin Jambor <mjambor@suse.cz>
7754 * Makefile.in (tree-switch-conversion.o): Add.
7755 (OBJS-common): Add tree-swtch-conversion.o.
7756 * passes.c (init_optimization_passes): Add pass_convert_switch.
7757 * tree-pass.h: (pass_convert_switch): Add.
7758 * tree-switch-conversion.c: New file.
7759 * gcc.dg/tree-ssa/cswtch.c: New testcase.
7760 * common.opt (ftree-cswtch): New option.
7761 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
7762 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
7763 * opts.c (decode_options): Set flag_tree_switch_conversion when
7764 optimization level is >= 2.
7765 * doc/invoke.texi (Optimize Options): Added description of
7766 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
7768 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7770 * config/darwin-driver.c (darwin_default_min_version): Fix
7771 -Wc++-compat warnings.
7773 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
7775 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
7778 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7780 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
7782 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7784 PR rtl-optimization/34744
7785 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
7786 (df_scan_free_internal): Free data structures not
7787 allocated in storage pools.
7788 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
7789 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
7790 df_scan_free_mws_vec.
7791 * dse.c (dse_step6): Free offset_map_p and offset_map_n
7794 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
7796 * config/i386/i386.c (contains_aligned_value_p): Return true
7798 (ix86_function_arg_boundary): Return its natural boundary
7800 (return_in_memory_32): Don't check TDmode.
7801 (ix86_split_to_parts): Support splitting into 4 parts and
7802 support TFmode for 32bit target.
7803 (ix86_split_long_move): Support splitting into 4 parts.
7804 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
7806 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
7807 (ix86_init_builtins): Here.
7808 (ix86_scalar_mode_supported_p): Always return true for TFmode.
7809 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
7810 'q' and 'w', respectively.
7812 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
7814 (movtf_internal): Likewise.
7815 (<code>tf2): Likewise.
7816 (*absnegtf2_sse): Likewise.
7817 (copysign<mode>3): Likewise.
7818 (copysign<mode>3_const): Likewise.
7819 (copysign<mode>3_var): Likewise.
7820 (define_split UNSPEC_COPYSIGN): Likewise.
7821 * config/i386/sse.md (*nandtf3): Likewise.
7822 (<code>tf3): Likewise.
7823 (*<code>tf3): Likewise.
7825 2008-06-30 Joey Ye <joey.ye@intel.com>
7826 H.J. Lu <hongjiu.lu@intel.com>
7828 * global.c (compute_regsets): Set frame_pointer_needed here.
7829 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
7831 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7833 * doc/install.texi (specific): Expand Windows build notes.
7835 2008-06-30 Ira Rosen <irar@il.ibm.com>
7837 PR tree-optimization/36648
7838 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
7839 number of prolog iterations by step. Fix the comment.
7841 2008-06-30 Richard Guenther <rguenther@suse.de>
7844 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
7845 handle calls from ECF_MALLOC functions.
7846 (handle_pure_call): ECF_MALLOC functions do not return
7848 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
7850 2008-06-29 Andreas Schwab <schwab@suse.de>
7852 * config/m68k/m68k.c (print_operand): Always print a float
7854 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
7855 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
7858 * config/rs6000/x-linux64: Remove never used file.
7860 2008-06-29 Richard Guenther <rguenther@suse.de>
7862 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
7864 (struct alias_info): Move ...
7865 * tree-ssa-alias.c: ... here.
7866 (update_alias_info): Declare.
7867 (compute_may_aliases): Call it.
7868 (update_alias_info): New function.
7869 * tree-ssa-structalias.c (update_alias_info): Move ...
7870 * tree-ssa-alias.c (update_alias_info_1): ... here.
7871 * tree-ssa-structalias.c (process_constraint_1): Remove
7872 unused from_call argument. Rename to ...
7873 (process_constraint): ... this. Delete old wrapper.
7874 (make_constraint_to): Adjust callers.
7875 (handle_const_call): Likewise.
7876 (handle_pure_call): Likewise.
7877 (init_base_vars): Likewise.
7878 (handle_lhs_call): Likewise. Remove unnecessary constraint.
7879 (find_func_aliases): We don't need structure copies for
7881 (make_constraint_from_anything): Remove.
7882 (create_variable_info_for): For globals make constraints
7883 from escaped, not from anything.
7884 (compute_points_to_sets): Do not call update_alias_info.
7885 (ipa_pta_execute): Use make_constraint_from.
7887 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7889 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
7890 (bitmap.o-warn, dominance.o-warn): New.
7891 * configure.ac (cxx_compat_warn): Delete.
7892 (loose_warn): Add -Wcast-qual and -Wc++-compat.
7893 * system.h: Remove #pragma diagnostic for -Wcast-qual and
7895 * configure: Regenerate.
7897 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
7900 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7902 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
7903 * df-scan.c (df_notes_rescan): Likewise.
7904 * ggc-page.c (set_page_table_entry): Likewise.
7905 * intl.c (gcc_gettext_width): Likewise.
7906 * varasm.c (get_unnamed_section, get_noswitch_section,
7907 get_section): Likewise.
7909 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
7911 * regrename.c (build_def_use): Don't copy RTX.
7913 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
7915 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
7916 (Type Attributes): Fix nesting of @table and @subsection. Adjust
7917 punctuation. Use @ref instead of @xref.
7918 (Function Names): Remove stray @display/@end display.
7919 (C++ Attributes): Use @ref instead of @xref.
7920 (Deprecated Features): Fix punctuation around @xref.
7921 (Backwards Compatibility): Likewise.
7922 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
7924 2008-06-28 Joseph Myers <joseph@codesourcery.com>
7926 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
7927 constants for E500 double.
7929 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7931 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
7932 element type of const_vector.
7934 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
7936 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
7937 Remove FLAGS_REG clobber from expander pattern.
7938 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
7939 (anddi3, andsi3, andhi3, andqi3): Ditto.
7940 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
7941 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
7942 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
7943 (ashlsi3, ashlhi3, ashlqi3): Ditto.
7944 (ashrsi3, ashrhi3, ashrqi3): Ditto.
7945 (lshrsi3, lshrhi3, lshrqi3): Ditto.
7946 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
7947 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
7949 2008-06-28 Richard Guenther <rguenther@suse.de>
7951 * tree-ssa-structalias.c (callused_id, var_callused,
7952 callused_tree): Add.
7953 (handle_pure_call): New function.
7954 (find_func_aliases): Call it.
7955 (find_what_p_points_to): Handle the call-used set.
7956 (clobber_what_escaped): Likewise.
7957 (compute_call_used_vars): New function.
7958 (init_base_vars): Init the call-used variable.
7959 (do_sd_constraint): Do not propagate the solution from CALLUSED
7960 but use CALLUSED as a placeholder.
7961 (solve_graph): Likewise.
7962 * tree-flow-inline.h (gimple_call_used_vars): New function.
7963 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
7964 (compute_call_used_vars): Declare.
7965 * tree-ssa-alias.c (set_initial_properties): Call
7966 compute_call_used_vars.
7967 (reset_alias_info): Clear call-used variables.
7968 (add_call_clobber_ops): Assert we are not called for const/pure
7969 functions. Remove handling of them.
7970 (add_call_read_ops): Handle pure functions by adding the
7971 call-used set of variables as VUSEs.
7972 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
7973 (delete_tree_ssa): Free it.
7974 * tree-dfa.c (remove_referenced_var): Clear the var from the
7977 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
7979 * tree.c (build_varargs_function_type_list): New.
7980 (build_function_type_list_1): New.
7981 (build_function_type_list): Use build_function_type_list_1.
7982 * tree.h (build_varargs_function_type_list): New.
7984 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7987 * config/spu/spu.c (spu_builtin_splats): Do not generate
7988 invalid CONST_VECTOR expressions.
7989 (spu_expand_vector_init): Likewise.
7991 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
7993 * optabs.c (libfunc_decls): New variable.
7994 (libfunc_decl_hash, libfunc_decl_eq): New functions.
7995 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
7996 for the same function twice.
7998 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
8000 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
8001 ix86_expand_binary_operator directly.
8002 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
8004 (*ashrti3_1): Ditto.
8005 (*lshrti3_1): Ditto.
8006 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
8007 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
8008 using only one splitter. Conditionaly execute splitter before or
8009 after peephole2 pass.
8010 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
8011 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
8012 Use only one alternative in asm template.
8013 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
8015 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
8016 "J" operand constraint for operand 2.
8017 (*ashldi3_cconly_rex64): Ditto.
8018 (*ashrdi3_cmp_rex64): Ditto.
8019 (*ashrdi3_cconly_rex64): Ditto.
8020 (*lshrdi3_cmp_rex64): Ditto.
8021 (*lshrdi3_cconly_rex64): Ditto.
8022 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
8023 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
8024 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
8027 2008-06-27 Jakub Jelinek <jakub@redhat.com>
8029 * gimplify.c (omp_is_private): Don't return true if decl is not
8030 already private on #pragma omp for or #pragma omp parallel for.
8033 * tree-cfg.c (struct move_stmt_d): Replace block field with
8034 orig_block and new_block fields.
8035 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
8036 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
8037 (move_block_to_fn): Replace vars_map and new_label_map arguments
8038 with struct move_stmt_d pointer.
8039 (replace_block_vars_by_duplicates): New function.
8040 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
8041 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
8042 all subblocks of ORIG_BLOCK to the new function. Call
8043 replace_block_vars_by_duplicates.
8044 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
8045 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
8046 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
8047 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
8048 (expand_omp): Temporarily set input_location to the location of
8049 region's controlling stmt.
8050 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
8051 BIND_EXPR, push ctx->block_vars and gimplification vars into
8052 the BIND_EXPR and its block's BLOCK_VARS instead of directly
8054 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
8055 there are any BLOCK_VARS.
8056 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
8057 OMP_PARALLEL or OMP_TASK stmt.
8058 (lower_omp): Save and restore input_location around the lower_omp_1
8061 2008-06-27 Richard Guenther <rguenther@suse.de>
8063 PR tree-optimization/36400
8064 PR tree-optimization/36373
8065 PR tree-optimization/36344
8066 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
8067 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
8068 (update_alias_info): Remove call clobbering code.
8069 (make_constraint_to): New helper function.
8070 (make_escape_constraint): Likewise.
8071 (handle_rhs_call): Use it on all pointer containing arguments.
8072 Also mark the static chain escaped.
8073 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
8074 instead of ANYTHING.
8075 (make_constraint_from): New helper split out from ...
8076 (make_constraint_from_anything): ... here.
8077 (find_func_aliases): Add constraints for escape sites.
8078 (intra_create_variable_infos): Make constraints from NONLOCAL
8080 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
8082 (clobber_what_p_points_to): Remove.
8083 (clobber_what_escaped): New function.
8084 (init_base_vars): Init NONLOCAL and ESCAPED.
8085 (do_sd_constraint): Do not propagate the solution from ESCAPED
8086 but use ESCAPED as a placeholder.
8087 (solve_graph): Likewise.
8088 * tree-flow.h (clobber_what_p_points_to): Remove.
8089 (clobber_what_escaped): Declare.
8090 * tree-ssa-alias.c (set_initial_properties): Call it.
8091 Remove code clobbering escaped pointers.
8093 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8095 * function.c (allocate_struct_function): Only allocate a unique
8096 funcdef_no if the decl is nonzero.
8098 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8100 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
8101 * config/mips/mips.c (mips_split_const_insns): New function.
8102 * config/mips/mips.md (move_type): New attribute.
8103 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
8104 (dword_mode): New attribute.
8105 (type): Avoid long line. Map "move_type"s to "type"s,
8106 choosing "multi" for doubleword moves if appropriate.
8107 Swap MTC/MFC comments to match their declaration order.
8108 (extended_mips16): Default to "yes" if "move_type" is "sll0",
8109 "type" is "branch" or "jal" is "direct".
8110 (length): Handle "extended_mips16" first. Make the default
8111 "0" for "ghost" instructions. Set the length from "move_type".
8112 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
8113 of "type", with "sll0" for the register alternative. Remove the
8114 "extended_mips16" attribute.
8115 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
8116 of "type", with "shift_shift" for the register alternative.
8117 Remove the "length" attribute.
8118 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
8119 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
8120 of "type", with "andi" for the register alternative.
8121 (*zero_extendqihi2): Likewise.
8122 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
8123 of "andi" instead of a "type" of "arith".
8124 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
8126 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
8127 (mov_<store>r, *mov<mode>_ra): Likewise.
8128 (extendsidi2): Use "move_type" instead of "type", with "move"
8129 for the register alternative.
8130 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
8131 of "type", with "signext" for the register alternative.
8132 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
8133 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
8134 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
8135 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
8136 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
8137 (unnamed branch insn): Likewise.
8138 (*movdi_gp32_fp64): Fold into...
8139 (*movdi_32bit): ...here.
8140 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
8141 (*movdf_hardfloat): ...this new pattern.
8142 (*movdf_softfloat): Remove redundant FPR alternatives.
8143 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
8144 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
8145 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
8146 the "move" attribute.
8147 (*movdi_32bit): Use "move_type" instead of "type" and remove the
8148 "length" attribute. Use "fpload" and "fpstore" instead of "load"
8149 and "store" for COP loads and stores.
8150 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
8151 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
8152 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
8153 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
8154 (*movtf_mips16, *movv2sf): Likewise.
8155 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
8156 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
8157 (mfhc1<mode>): Use "move_type" instead of "move".
8158 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
8159 (loadgp_blockage): Remove the "length" attribute.
8160 (blockage, set_got_version, update_got_version): Likewise.
8161 (call_internal): Remove the "extended_mips16" attribute.
8162 (call_value_internal, call_value_multiple_internal): Likewise.
8163 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
8165 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
8166 the "length" attribute.
8168 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8170 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
8171 -Wcast-qual warnings.
8172 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
8173 handle_pragma_pop_macro): Likewise.
8174 * collect2.c (resolve_lib_name): Likewise.
8175 * config/arc/arc.c (arc_init): Likewise.
8176 * config/arm/arm.c (neon_builtin_compare,
8177 locate_neon_builtin_icode): Likewise.
8178 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
8179 * config/bfin/bfin.c (bfin_init_machine_status,
8180 bfin_optimize_loop): Likewise.
8181 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
8182 * config/cris/cris.c (cris_init_expanders): Likewise.
8183 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
8184 * config/darwin.c (machopic_indirection_eq,
8185 machopic_indirection_name, machopic_output_indirection): Likewise.
8186 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
8187 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
8188 frv_optimize_membar): Likewise.
8189 * config/i386/cygwin.h (mingw_scan,
8190 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
8191 * config/i386/cygwin1.c (mingw_scan): Likewise.
8192 * config/i386/i386.c (machopic_output_stub): Likewise.
8193 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
8194 i386_pe_unique_section): Likewise.
8195 * config/ia64/ia64.c (ia64_init_machine_status,
8196 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
8198 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
8199 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
8200 * config/m68k/m68k.c (m68k_handle_option,
8201 m68k_sched_md_init_global): Likewise.
8202 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
8203 mcore_unique_section): Likewise.
8204 * config/mips/mips.c (mips_block_move_straight,
8205 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
8207 * config/mmix/mmix.c (mmix_init_machine_status,
8208 mmix_encode_section_info): Likewise.
8209 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
8210 * config/rs6000/rs6000.c (rs6000_init_machine_status,
8211 print_operand_address, output_toc, redefine_groups,
8212 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
8213 * config/s390/s390.c (s390_init_machine_status): Likewise.
8214 * config/score/score.c (score_block_move_straight,
8215 score_block_move_loop_body): Likewise.
8216 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
8217 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
8218 * emit-rtl.c (find_auto_inc): Likewise.
8219 * gcc.c (translate_options, process_command): Likewise.
8220 * reorg.c (dbr_schedule): Likewise.
8221 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
8222 * xcoffout.c (xcoffout_declare_function): Likewise.
8224 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
8226 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
8227 ipa-pta working again.
8229 2008-06-27 David Edelsohn <edelsohn@gnu.org>
8231 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
8234 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
8236 * config.gcc (powerpc*-*-*): Add new core e500mc.
8237 * config/rs6000/e500mc.md: New file.
8238 * config/rs6000/rs6000.c (processor_costs): Add new costs for
8240 (rs6000_override_options): Add e500mc case to
8241 processor_target_table. Altivec and Spe options not allowed
8242 with e500mc. Add isel instruction to e500mc by
8243 default. Initialize rs6000_cost for e500mc.
8244 (rs6000_issue_rate): Set issue rate for e500mc.
8245 * config/rs6000/rs6000.h (processor_type): Add
8246 PROCESSOR_PPCE500MC.
8247 (ASM_CPU_SPEC): Add e500mc.
8248 Set TARGET_ISEL to rs6000_isel.
8249 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
8250 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
8251 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
8253 * doc/invoke.texi: Add e500mc to list of cpus.
8255 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8258 * c-lex.c (lex_charconst): Initialize unsignedp.
8260 2008-06-27 Olivier Hainque <hainque@adacore.com>
8262 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
8263 documented assumptions.
8265 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
8267 * dwarf2out.c: Remove trailing white spaces. Break long line
8270 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
8272 * libfuncs.h (LTI_synchronize): New libfunc_index.
8273 (synchronize_libfunc): Declare.
8274 * builtins.c (expand_builtin_synchronize): Consider using
8275 synchronize_libfunc before falling back on an asm blockage.
8276 * config/mips/mips.c: Include libfuncs.h
8277 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
8279 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
8281 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
8282 parameter. Copy stack_reg to r11 where appropriate.
8283 (no_global_regs_above): Add gpr parameter.
8284 (rs6000_stack_info): Only add padding for SPE save area if we
8285 are saving SPE GPRs and CR.
8286 (saveres_routine_syms): New variable.
8287 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
8289 (rs6000_savres_routine_sym): New function.
8290 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
8292 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
8293 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
8294 Tweak FPR out-of-line saving.
8295 (rs6000_make_savres_rtx): New function.
8296 (rs6000_use_multiple_p): New function.
8297 (rs6000_savres_strategy): New function.
8298 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
8299 out-of-line if appropriate.
8300 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
8301 if we are optimizing for size.
8302 (GP_SAVE_INLINE): Define.
8303 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
8304 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
8305 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
8306 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
8307 (*save_fpregs_<mode>): Add use of r11.
8308 (*restore_gpregs_<mode>): New insn.
8309 (*return_and_restore_gpregs_<mode>): New insn.
8310 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
8312 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
8313 (*restore_gpregs_spe): New insn.
8314 (*return_and_restore_gpregs_spe): New insn.
8315 * config/rs6000/predicates.md (save_world_operation): Fix check.
8317 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8319 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
8320 this point, so assert that.
8322 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8324 * cfganal.c: Include vec.h and vecprim.h.
8325 (compute_idf): Import from...
8326 * tree-into-ssa (compute_idf): ...here.
8327 * basic-block.h (compute_idf): Export.
8329 2008-06-26 Joseph Myers <joseph@codesourcery.com>
8331 * c-decl.c (merge_decls): Use !current_function_decl to check for
8332 extern declaration of C99 inline function being at file scope.
8334 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
8336 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
8338 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8340 * alias.c (record_alias_subset, init_alias_analysis): Fix
8341 -Wc++-compat and/or -Wcast-qual warnings.
8342 * attribs.c (lookup_attribute_spec): Likewise.
8343 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
8344 copy_bb, connect_traces,
8345 find_rarely_executed_basic_blocks_and_cr): Likewise.
8346 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
8347 note_btr_set, migrate_btr_defs): Likewise.
8348 * builtins.c (result_vector, expand_builtin_memcpy,
8349 expand_builtin_mempcpy_args, expand_builtin_strncpy,
8350 builtin_memset_read_str, expand_builtin_printf,
8351 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
8353 * caller-save.c (mark_set_regs): Likewise.
8354 * calls.c (expand_call, emit_library_call_value_1): Likewise.
8355 * cgraph.c (cgraph_edge): Likewise.
8356 * combine.c (likely_spilled_retval_1): Likewise.
8357 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
8358 htab_counts_entry_del, get_coverage_counts): Likewise.
8359 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
8360 new_cselib_val): Likewise.
8361 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
8362 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
8364 * df-core.c (df_compact_blocks): Likewise.
8365 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
8366 * df-scan.c (df_grow_reg_info, df_ref_create,
8367 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
8368 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
8369 df_record_entry_block_defs, df_record_exit_block_uses,
8370 df_bb_verify): Likewise.
8371 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
8372 DF_REF_EXTRACT_MODE_CONST): New.
8373 * dominance.c (get_immediate_dominator, get_dominated_by,
8374 nearest_common_dominator, root_of_dom_tree,
8375 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
8376 -Wc++-compat and/or -Wcast-qual warnings.
8377 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
8378 record_store, replace_read, check_mem_read_rtx, scan_insn,
8379 dse_step1, dse_record_singleton_alias_set): Likewise.
8380 * dwarf2asm.c (dw2_force_const_mem): Likewise.
8382 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8384 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
8385 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
8386 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
8387 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
8388 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
8389 add_ranges_num, add_ranges_by_labels, file_info_cmp,
8390 file_name_acquire, output_file_names, add_const_value_attribute,
8391 premark_used_types_helper, file_table_eq, file_table_hash,
8392 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
8393 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
8394 -Wcast-qual warnings.
8395 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
8396 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
8397 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
8398 gen_reg_rtx, start_sequence, init_emit): Likewise.
8399 * et-forest.c (et_new_occ, et_new_tree): Likewise.
8400 * except.c (init_eh_for_function, gen_eh_region,
8401 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
8402 arh_to_landing_pad, arh_to_label, add_action_record,
8403 add_call_site, switch_to_exception_section): Likewise.
8404 * expmed.c (synth_mult): Likewise.
8405 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
8406 store_expr): Likewise.
8407 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
8409 * function.c (assign_stack_temp_for_type,
8410 allocate_struct_function, match_asm_constraints_1): Likewise.
8411 * gcov-io.c (gcov_allocate): Likewise.
8412 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
8413 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
8414 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
8415 record_one_set, insert_expr_in_table, insert_set_in_table,
8416 dump_hash_table, compute_hash_table_work, alloc_hash_table,
8417 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
8418 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
8419 -Wcast-qual warnings.
8421 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8423 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
8424 -Wcast-qual warnings.
8425 * gcc.c (process_command): Likewise.
8426 * genattrtab.c (oballoc): Use XOBNEW.
8427 (oballocvec): Define.
8428 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
8429 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
8430 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
8431 -Wc++-compat and/or -Wcast-qual warnings.
8432 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
8433 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
8434 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
8435 gen_presence_absence_set, gen_automaton, gen_regexp_el,
8436 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
8437 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
8438 add_excls, process_presence_absence_names,
8439 process_presence_absence_patterns, add_presence_absence,
8440 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
8441 get_free_state, add_arc, get_free_automata_list_el,
8442 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
8443 transform_3, cache_presence, create_ainsns, create_automata,
8444 create_state_ainsn_table, dfa_insn_code_enlarge,
8445 output_trans_func, output_min_issue_delay_func,
8446 output_dead_lock_func, output_reset_func,
8447 output_get_cpu_unit_code_func, output_dfa_start_func,
8448 expand_automata): Likewise.
8449 * genextract.c (gen_insn): Likewise.
8450 * gengtype-lex.l: Likewise.
8451 * gengtype.c (read_input_list, adjust_field_type,
8452 process_gc_options): Likewise.
8453 * genoutput.c (note_constraint): Likewise.
8454 * genpreds.c (mangle, add_constraint): Likewise.
8455 * genrecog.c (process_define_predicate, new_decision,
8456 add_to_sequence): Likewise.
8457 * gensupport.c (record_insn_name): Likewise.
8459 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8461 * config/i386/driver-i386.c (detect_caches_amd,
8462 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
8463 and/or -Wcast-qual warnings.
8464 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
8465 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
8466 gt_pch_save): Likewise.
8467 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
8468 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
8469 * global.c (compute_regsets): Likewise.
8470 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
8471 finish_graph_dump_file): Likewise.
8472 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
8473 unlink_bb_notes): Likewise.
8474 * integrate.c (get_hard_reg_initial_val): Likewise.
8475 * ipa-prop.c (ipa_push_func_to_list): Likewise.
8476 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
8477 * local-alloc.c (update_equiv_regs): Likewise.
8478 * loop-invariant.c (check_invariant_table_size,
8479 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
8481 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
8482 altered_reg_used, mark_altered): Likewise.
8483 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
8484 insert_var_expansion_initialization,
8485 combine_var_copies_in_loop_exit, apply_opt_in_copies,
8486 release_var_copies): Likewise.
8487 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
8488 analyze_matrix_decl, add_allocation_site, analyze_transpose,
8489 analyze_accesses_for_phi_node, check_var_notmodified_p,
8490 check_allocation_function, find_sites_in_func,
8491 record_all_accesses_in_func, transform_access_sites,
8492 transform_allocation_sites): Likewise.
8493 * omp-low.c (new_omp_region, create_omp_child_function_name,
8494 check_omp_nesting_restrictions, check_combined_parallel,
8495 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
8496 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
8497 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
8498 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
8500 * opts-common.c (prune_options): Likewise.
8501 * opts.c (add_input_filename, print_filtered_help,
8502 get_option_state): Likewise.
8503 * params.c (add_params): Likewise.
8504 * passes.c (set_pass_for_id, next_pass_1,
8505 do_per_function_toporder, pass_fini_dump_file): Likewise.
8506 * postreload.c (reload_cse_simplify_operands): Likewise.
8507 * predict.c (tree_predicted_by_p, tree_predict_edge,
8508 clear_bb_predictions, combine_predictions_for_bb): Likewise.
8510 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8512 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
8514 * recog.c (check_asm_operands, validate_change_1): Likewise.
8515 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
8516 subst_asm_stack_regs): Likewise.
8517 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
8518 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
8519 * regmove.c (reg_is_remote_constant_p): Likewise.
8520 * regrename.c (regrename_optimize, scan_rtx_reg,
8521 kill_clobbered_value, kill_set_value, kill_autoinc_value):
8523 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
8524 regstat_compute_calls_crossed): Likewise.
8525 * reload1.c (init_reload, new_insn_chain,
8526 has_nonexceptional_receiver, reload, copy_reloads,
8527 calculate_needs_all_insns, init_elim_table): Likewise.
8528 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
8529 * rtl.c (shallow_copy_rtx_stat): Likewise.
8530 * rtlanal.c (parms_set): Likewise.
8531 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
8532 sbitmap_resize, sbitmap_vector_alloc): Likewise.
8533 * sched-ebb.c (earliest_block_with_similiar_load,
8534 add_deps_for_risky_insns): Likewise.
8535 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
8536 schedule_region): Likewise.
8537 * see.c (eq_descriptor_pre_extension,
8538 hash_descriptor_pre_extension, hash_del_pre_extension,
8539 eq_descriptor_properties, hash_descriptor_properties,
8540 hash_del_properties, see_seek_pre_extension_expr,
8541 see_initialize_data_structures, see_print_register_properties,
8542 see_print_pre_extension_expr, see_delete_merged_def_extension,
8543 see_delete_unmerged_def_extension, see_emit_use_extension,
8544 see_pre_delete_extension, see_map_extension, see_commit_changes,
8545 see_analyze_merged_def_local_prop,
8546 see_analyze_merged_def_local_prop,
8547 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
8548 see_set_prop_merged_def, see_set_prop_unmerged_def,
8549 see_set_prop_unmerged_use, see_print_one_extension,
8550 see_merge_one_use_extension, see_merge_one_def_extension,
8551 see_store_reference_and_extension, see_update_uses_relevancy,
8552 see_update_defs_relevancy): Likewise.
8553 * statistics.c (hash_statistics_hash, hash_statistics_eq,
8554 hash_statistics_free, curr_statistics_hash): Likewise.
8555 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
8556 expand_asm_operands, expand_return, case_bit_test_cmp,
8557 expand_case): Likewise.
8558 * stor-layout.c (start_record_layout): Likewise.
8559 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
8560 gt_pch_save_stringpool): Likewise.
8561 * tree-data-ref.c (hash_stmt_vertex_info,
8562 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
8563 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
8565 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
8568 * config/i386/i386.md : Change constraints of HImode and QImode
8569 immediate operands from "i" to "n". Change SImode "ni" constraint to
8570 "i" and SImode "rmi" constraint to "g". Remove all constraints
8571 from const0_operand and const1_operand predicated operands.
8572 (i): Change QImode and HImode attribute from "i" to "n".
8573 (*subqi_2): Change HImode operands to QImode.
8576 2008-06-25 Olivier Hainque <hainque@adacore.com>
8578 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
8581 2008-06-25 Richard Guenther <rguenther@suse.de>
8583 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
8584 not overflow the result type.
8586 2008-06-25 Richard Guenther <rguenther@suse.de>
8588 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
8589 (vn_lookup): Likewise.
8591 2008-06-25 Richard Guenther <rguenther@suse.de>
8593 PR tree-optimization/35518
8594 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
8595 * tree-sra.c (instantiate_element): Use fold_build3 to build
8597 (try_instantiate_multiple_fields): Likewise.
8599 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8601 * config/rs6000/rs6000.md: Change all string instruction's clobber to
8604 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8606 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
8607 use_backchain_to_restore_sp to true
8608 if the offset of the link register save area would go over the 32k - 1
8609 offset limit of the load
8612 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
8614 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
8615 anchor for the type-punning blurb. Cross-reference "Structures
8616 unions enumerations and bit-fields implementation". Provide a
8617 cast-through-pointer example. Make final sentence self-contained.
8618 * doc/implement-c.texi (Structures unions enumerations and
8619 bit-fields implementation): Cross-reference the type-punning blurb
8620 in the -fstrict-aliasing documentation.
8622 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8625 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
8626 the memory instead of the memory itself for the save area.
8628 2008-06-24 Olivier Hainque <hainque@adacore.com>
8629 Nicolas Roche <roche@adacore.com>
8631 * gengtype.c (srcdir_len): size_t instead of int.
8632 (get_file_realbasename): New function. For F a filename, the real
8633 basename of F, with all the path components stripped.
8634 (get_file_srcdir_relative_path): New function. For F a filename, the
8635 relative path to F from $(srcdir).
8636 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
8637 get_file_realbasename. Adjust the head comment.
8638 (get_prefix_langdir_index): New function. For F a filename, return the
8639 lang_dir_names[] relative index of the language directory that is
8641 (get_file_langdir): For F a filename, return the name of the language
8642 directory where F is located.
8643 (get_file_gtfilename): New function. The gt- output file name for an
8645 (get_output_file_with_visibility): Replace in-line computations with
8646 uses of get_file_gtfilename and get_prefix_langdir_index.
8647 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
8649 2008-06-24 Jakub Jelinek <jakub@redhat.com>
8651 PR tree-optimization/36504
8652 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
8653 references without base address.
8655 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
8658 * calls.c (expand_call): Increase alignment for recursive functions.
8660 2008-06-23 Anatoly Sokolov <aesok@post.ru>
8662 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
8663 (TARGET_FUNCTION_VALUE): New define.
8664 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
8665 * config/avr/avr.h (FUNCTION_VALUE): Remove.
8667 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
8669 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
8670 (fmod<mode>3): Ditto.
8671 (remainderxf3): Ditto.
8672 (remainder<mode>3): Ditto.
8674 2008-06-23 Jakub Jelinek <jakub@redhat.com>
8677 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
8678 REG is a hard register.
8680 PR tree-optimization/36508
8681 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
8682 499, don't check it at all in release compilers.
8684 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
8686 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
8687 together with SSE_TARGET_MATH to disable insn pattern.
8688 (*fop_<MODEF:mode>_2_i387): Ditto.
8689 (*fop_<MODEF:mode>_3_i387): Ditto.
8691 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
8693 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
8695 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8698 * gimplify.c (gimplify_asm_expr): Check the return code of
8699 parse_output_constraint call, set function return and is_inout
8702 2008-06-22 Ian Lance Taylor <iant@google.com>
8704 * c-lex.c (narrowest_unsigned_type): Change itk to int.
8705 (narrowest_signed_type): Likewise.
8706 * c-typeck.c (c_common_type): Change local variable mclass to enum
8708 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
8709 tcc_comparison, not the tree code itself.
8710 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
8711 (c_expand_expr): Cast modifier to enum expand_modifier.
8712 * c-common.h (C_RID_CODE): Add casts.
8713 (C_SET_RID_CODE): Define.
8714 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
8715 (c_lex_one_token): Add cast to avoid warning.
8716 (c_parser_objc_type_name): Rename local typename to type_name.
8717 (check_no_duplicate_clause): Change code parameter to enum
8719 (c_parser_omp_var_list_parens): Change kind parameter to enum
8721 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
8722 c_parser_omp_list_var_parens.
8723 (c_parser_omp_threadprivate): Likewise.
8724 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
8725 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
8726 * c-format.c (NO_FMT): Define.
8727 (printf_length_specs): Use NO_FMT.
8728 (asm_fprintf_length_specs): Likewise.
8729 (gcc_diag_length_specs): Likewise.
8730 (scanf_length_specs): Likewise.
8731 (strfmon_length_specs): Likewise.
8732 (gcc_gfc_length_specs): Likewise.
8733 (printf_flag_specs): Change 0 to STD_C89.
8734 (asm_fprintf_flag_specs): Likewise.
8735 (gcc_diag_flag_specs): Likewise.
8736 (gcc_cxxdiag_flag_specs): Likewise.
8737 (scanf_flag_specs): Likewise.
8738 (strftime_flag_specs): Likewise.
8739 (strfmon_flag_specs): Likewise.
8740 (print_char_table): Likewise.
8741 (asm_fprintf_char_table): Likewise.
8742 (gcc_diag_char_table): Likewise.
8743 (gcc_tdiag_char_table): Likewise.
8744 (gcc_cdiag_char_table): Likewise.
8745 (gcc_cxxdiag_char_table): Likewise.
8746 (gcc_gfc_char_table): Likewise.
8747 (scan_char_table): Likewise.
8748 (time_char_table): Likewis.
8749 (monetary_char_table): Likewise.
8750 * c-format.h (BADLEN): Likewise.
8752 2008-06-21 Ian Lance Taylor <iant@google.com>
8754 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
8755 Define END_OF_BASE_TREE_CODES around inclusion.
8756 * tree.c (tree_code_type): New global array.
8757 (tree_code_length, tree_code_name): Likewise.
8758 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
8760 (all-tree.def, s-alltree): New targets.
8761 (gencheck.h, s-gencheck): Remove.
8762 (tree.o): Depend upon all-tree.def.
8763 (build/gencheck.o): Remove gencheck.h dependency.
8764 (mostlyclean): Don't remove gencheck.h.
8765 * c-common.h (enum c_tree_code): Remove.
8766 * c-lang.c (tree_code_type): Remove.
8767 (tree_code_length, tree_code_name): Remove.
8768 * gencheck.c (tree_codes): Include all-tree.def, rather than
8769 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
8771 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
8773 * cp/cp-tree.h (enum cplus_tree_code): Remove.
8774 (operator_name_info): Size to MAX_TREE_CODES.
8775 (assignment_operator_name_info): Likewise.
8776 * cp/cp-lang.c (tree_code_type): Remove.
8777 (tree_code_length, tree_code_name): Remove.
8778 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
8779 (assignment_operator_name_info): Likewise.
8780 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
8782 * cp/mangle.c (write_expression): Likewise.
8783 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
8784 * fortran/f95-lang.c (tree_code_type): Remove.
8785 (tree_code_length, tree_code_name): Remove.
8786 * java/java-tree.h (enum java_tree_code): Remove.
8787 * java/lang.c (tree_code_type): Remove.
8788 (tree_code_length, tree_code_name): Remove.
8789 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
8790 * objc/objc-act.h (enum objc_tree_code): Remove.
8791 * objc/objc-lang.c (tree_code_type): Remove.
8792 (tree_code_length, tree_code_name): Remove.
8793 * objcp/objcp-lang.c (tree_code_type): Remove.
8794 (tree_code_length, tree_code_name): Remove.
8795 * ada/ada-tree.h (enum gnat_tree_code): Remove.
8796 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
8797 * ada/misc.c (tree_code_type): Remove.
8798 (tree_code_length, tree_code_name): Remove.
8800 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
8802 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
8803 the grand_bitmap_obstack.
8805 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8807 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
8808 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
8809 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
8810 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
8811 move_stmt_r, new_label_mapper): Likewise.
8812 * tree-complex.c (cvc_lookup): Likewise.
8813 * tree-dfa.c (create_function_ann): Likewise.
8814 * tree-dump.c (dump_register): Likewise.
8815 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
8816 find_phi_replacement_condition): Likewise.
8817 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
8818 tree_function_versioning): Likewise.
8819 * tree-into-ssa.c (cmp_dfsnum): Likewise.
8820 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
8821 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
8822 get_nonlocal_debug_decl, convert_nonlocal_reference,
8823 convert_nonlocal_omp_clauses, get_local_debug_decl,
8824 convert_local_reference, convert_local_omp_clauses,
8825 convert_nl_goto_reference, convert_nl_goto_receiver,
8826 convert_tramp_reference, convert_call_expr): Likewise.
8827 * tree-outof-ssa.c (contains_tree_r): Likewise.
8828 * tree-parloops.c (reduction_phi, initialize_reductions,
8829 eliminate_local_variables_1, add_field_for_reduction,
8830 add_field_for_name, create_phi_for_local_result,
8831 create_call_for_reduction_1, create_loads_for_reductions,
8832 create_stores_for_reduction, create_loads_and_stores_for_name):
8834 * tree-phinodes.c (allocate_phi_node): Likewise.
8835 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
8836 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
8837 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
8838 * tree-ssa-coalesce.c (compare_pairs): Likewise.
8839 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
8840 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
8841 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
8842 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
8843 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
8844 vn_nary_op_insert): Likewise.
8845 * tree-ssa.c (redirect_edge_var_map_add,
8846 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
8847 * tree-vectorizer.c (vectorize_loops): Likewise.
8848 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
8849 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
8850 tree_cons_stat, build1_stat, build_variant_type_copy,
8851 decl_init_priority_lookup, decl_fini_priority_lookup,
8852 decl_priority_info, decl_restrict_base_lookup,
8853 decl_restrict_base_insert, decl_debug_expr_lookup,
8854 decl_debug_expr_insert, decl_value_expr_lookup,
8855 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
8856 type_hash_add, get_file_function_name, tree_check_failed,
8857 tree_not_check_failed, tree_range_check_failed,
8858 omp_clause_range_check_failed, build_omp_clause,
8859 build_vl_exp_stat): Likewise.
8860 * value-prof.c (gimple_histogram_value,
8861 gimple_duplicate_stmt_histograms): Likewise.
8862 * var-tracking.c (attrs_list_insert, attrs_list_copy,
8863 unshare_variable, variable_union_info_cmp_pos, variable_union,
8864 dataflow_set_different_1, dataflow_set_different_2,
8865 vt_find_locations, variable_was_changed, set_variable_part,
8866 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
8867 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
8868 section_entry_hash, object_block_entry_eq,
8869 object_block_entry_hash, create_block_symbol,
8870 initialize_cold_section_name, default_function_rodata_section,
8871 strip_reg_name, set_user_assembler_name, const_desc_eq,
8872 build_constant_desc, output_constant_def, lookup_constant_def,
8873 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
8874 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
8875 default_internal_label): Likewise.
8876 * varray.c (varray_init, varray_grow): Likewise.
8877 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
8879 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
8881 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
8882 operators for "test" insn. Macroize insn using SWI mode macro.
8883 (*jcc_fused_2): Ditto.
8884 (*jcc_fused_3): Macroize insn using SWI mode macro.
8885 (*jcc_fused_4): Ditto.
8887 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
8889 * tree-ssa-pre.c: Fix typo in comment.
8890 (init_antic, fini_antic): Add explicit funtions for
8891 initializing and deinitializing ANTIC and AVAIL sets.
8892 (create_expression_by_pieces): Fix typo in comment.
8893 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
8894 (execute_pre): Eventually dump details about ANTIC_IN.
8896 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8898 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
8899 * gcc.c (translate_options, init_spec, store_arg, read_specs,
8900 add_to_obstack, file_at_path, find_a_file, execute,
8901 add_preprocessor_option, add_assembler_option, add_linker_option,
8902 process_command, insert_wrapper, do_option_spec, do_self_spec,
8903 spec_path, do_spec_1, is_directory, main, used_arg,
8904 getenv_spec_function): Likewise.
8905 * tlink.c (symbol_hash_lookup, file_hash_lookup,
8906 demangled_hash_lookup, symbol_push, file_push, frob_extension):
8909 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
8911 * doc/rtl.texi: Updated subreg section.
8913 2008-06-19 Jakub Jelinek <jakub@redhat.com>
8916 * cgraphunit.c (cgraph_process_new_functions): Don't clear
8917 node->needed and node->reachable.
8918 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
8919 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
8920 (expand_task_call): Don't call expand_task_copyfn.
8921 (expand_task_copyfn): Renamed to...
8922 (finalize_task_copyfn): ... this.
8924 2008-06-19 Jan Hubicka <jh@suse.cz>
8926 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
8927 clobbering framepointer.
8929 2008-06-19 Jan Hubicka <jh@suse.cz>
8931 * tree-optimize.c (execute_early_local_optimizations): Set
8932 cgraph_state only at first invocation.
8934 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8936 * system.h (-Wc++-compat): Activate as a warning, no an error.
8938 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
8940 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
8941 instead of "#" in insn asm template.
8942 (*jcc_fused_2): Ditto.
8944 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
8946 * config/i386/i386.h (ix86_tune_indices)
8947 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
8948 (TARGET_FUSE_CMP_AND_BRANCH): New define.
8949 * config/i386/i386.md (*jcc_fused_1): New insn pattern
8950 (*jcc_fused_2): Ditto.
8951 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
8952 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
8953 (print operand): Handle 'E' and 'e' code.
8955 2008-06-19 Anatoly Sokolov <aesok@post.ru>
8957 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
8958 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8959 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8961 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
8963 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
8965 (cgraph_expand_function): Use local copy of decl.
8966 (cgraph_expand_all_functions): Remove redundant initialization of
8968 (cgraph_optimize): Reword internal_error message.
8970 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
8972 * arm-protos.h (arm_return_in_memory): Remove public
8973 arm_return_in_memory() prototype.
8974 * arm.c (arm_return_in_memory): Add static prototype, add target
8975 hook macro, change definition and comments.
8976 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
8978 2008-06-19 Ben Elliston <bje@au.ibm.com>
8980 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
8981 real.c: Remove references to IEEE 754R.
8982 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
8983 * doc/libgcc.texi (Decimal float library routines): Likewise.
8985 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8987 * targhooks.h (struct gcc_target): New member unwind_word_mode.
8988 (default_unwind_word_mode): Add prototype.
8989 * targhooks.c (default_unwind_word_mode): New function.
8990 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
8991 instead of word_mode.
8992 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
8993 (TARGET_INITIALIZER): Use it.
8995 * c-common.c (handle_mode_attribute): Support "unwind_word"
8997 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
8999 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
9000 word_mode to access SjLj_Function_Context member "data".
9001 (sjlj_emit_dispatch_table): Likewise. Also, perform type
9002 conversion from targetm.eh_return_filter_mode () to
9003 targetm.unwind_word_mode () if they differ.
9005 * builtin-types.def (BT_UNWINDWORD): New primitive type.
9006 (BT_FN_UNWINDWORD_PTR): New function type.
9007 (BT_FN_WORD_PTR): Remove.
9008 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
9009 * except.c (expand_builtin_extend_pointer): Convert pointer to
9010 targetm.unwind_word_mode () instead of word_mode.
9012 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
9013 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
9014 (spu_unwind_word_mode): New function.
9015 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
9016 (TARGET_UNWIND_WORD_MODE): Define.
9017 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
9019 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9021 * config/spu/spu.c (reg_align): Remove.
9022 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
9023 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
9024 (spu_split_store): Likewise.
9026 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
9028 * gcc/tree-vn.c: Fix typo in comment.
9030 2008-06-18 Jan Hubicka <jh@suse.cz>
9032 * cgraphunit.c (cgraph_optimize): Output debug info when doing
9033 toplevel reorder too.
9035 2008-06-18 Jan Hubicka <jh@suse.cz>
9037 * c-opts.c (c_common_post_options): PCH is not compatible with
9039 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
9040 -fno-toplevel-reorder by default now.
9042 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9044 PR documentation/30739
9045 * doc/install.texi (Prerequisites): Document dependency on awk.
9047 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
9048 Ian Lance Taylor <iant@google.com>
9050 PR rtl-optimization/35604
9051 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
9052 only want to change jump destinations, not eventual label comparisons.
9054 2008-06-16 Jan Hubicka <jh@suse.cz>
9056 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
9058 (cgraph_analyze_function): Likewise.
9060 2008-06-16 Jan Hubicka <jh@suse.cz>
9062 * cgraph.h (cgraph_mark_if_needed): New function.
9063 * cgraphunit.c (cgraph_mark_if_needed): New function.
9064 * c-decl.c (duplicate_decl): Use it.
9066 2008-06-16 Jan Hubicka <jh@suse.cz>
9068 * cgraph.c (cgraph_add_new_function): When in expansion state, do
9071 2008-06-16 Jan Hubicka <jh@suse.cz>
9073 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
9075 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
9076 Kazu Hirata <kazu@codesourcery.com>
9077 Maxim Kuvyrkov <maxim@codesourcery.com
9079 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
9080 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
9081 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
9082 EXTRA_SPEC_FUNCTIONS.
9083 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
9084 (DRIVER_SELF_SPECS): Adjust.
9085 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
9086 * config/mips/st.h, config/mips/t-st: New.
9087 * config/mips/driver-native.c, config/mips/x-native: New.
9088 * doc/invoke.texi (MIPS): Document 'native' value for -march and
9091 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9093 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
9095 (ISA_HAS_FP_CONDMOVE): New macro.
9096 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
9097 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
9098 (ISA_HAS_NMADD3_NMSUB3): New macro.
9099 * config/mips/mips.c (mips_rtx_costs): Update.
9100 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
9101 compiling for ST Loongson 2E/2F.
9102 (madd<mode>): Rename to madd4<mode>. Update.
9103 (madd3<mode>): New pattern.
9104 (msub<mode>): Rename to msub4<mode>. Update.
9105 (msub3<mode>): New pattern.
9106 (nmadd<mode>): Rename to nmadd4<mode>. Update.
9107 (nmadd3<mode>): New pattern.
9108 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
9109 (nmadd3<mode>_fastmath): New pattern.
9110 (nmsub<mode>): Rename to nmsub4<mode>. Update.
9111 (nmsub3<mode>): New pattern.
9112 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
9113 (nmsub3<mode>_fastmath): New pattern.
9114 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
9116 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
9118 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
9119 (DF_REF_INSN_INFO): New.
9120 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
9121 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
9122 with a NULL DF_REF_INSN_INFO.
9123 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
9125 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
9126 DF_INSN_INFO_EQ_USES): New.
9127 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
9128 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
9129 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
9130 * df-core.c: Update comment for above changes.
9131 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
9132 DF_INSN_UID_* macros.
9133 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
9134 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
9135 insn rtx. Update all callers.
9136 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
9137 df_ref_create_structure, df_insn_refs_collect): Likewise.
9138 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
9139 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
9140 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
9141 macros to access the insn refs.
9142 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
9143 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
9144 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
9145 for accessing the refs.
9146 (try_fwprop_subst): Likewise.
9147 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
9148 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
9149 for accessing the refs.
9150 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
9151 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
9152 to look at the insn refs.
9153 (record_uses): Likewise.
9154 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
9156 (mark_artificial_uses): Don't mark_insn for artificial refs.
9157 (mark_reg_rependencies): Likewise.
9159 * doc/rtl.texi: Remove documentation of ADDRESSOF.
9161 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9163 * configure: Regenerate.
9165 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9167 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
9168 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9169 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9171 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9173 * config/avr/avr.c (avr_mcu_t): Add attiny167.
9174 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9175 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9177 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9179 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
9180 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9181 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9183 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9185 * tree-ssa-sccvn.c: Fix format of comments.
9187 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9189 * cgraph.c: Remove unneeded forward declarations of eq_node()
9192 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
9194 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
9196 (see_update_relevancy): Likewise.
9197 * fwprop.c (try_fwprop_subst): Likewise.
9198 * rtlanal.c (noop_move_p): Likewise.
9199 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
9200 notes to non-existing libcall blocks.
9201 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
9203 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
9204 (dead_libcall_p): Remove.
9205 (delete_trivially_dead_insns): Don't use it.
9206 * web.c (union_defs): Remove comment about keeping nops.
9207 * gcse.c (hash_scan_insn): Don't take libcall pointers.
9208 (compute_hash_table_work): Don't track libcall notes.
9209 (do_local_cprop): Don't take libcall pointers. Don't update
9211 (adjust_libcall_notes): Deleted.
9212 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
9213 ever have existed in the first place).
9214 (replace_store_insn): Don't try to remove libcall notes.
9215 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
9216 (resolve_reg_notes): Don't call them.
9217 (resolve_simple_move): Likewise.
9218 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
9219 Don't remove REG_RETVAL notes.
9220 * emit-rtl.c (try_split): Don't update libcall notes.
9221 (emit_copy_of_insn_after): Dito.
9222 * cselib.c (cselib_current_insn_in_libcall): Remove.
9223 (cselib_process_insn): Don't set/clear it.
9224 (new_elt_loc_list): Don't record it.
9225 (cselib_init): Don't initialize it.
9226 * cselib.c (struct elt_loc_list): Remove in_libcall field.
9227 * loop-invariant.c (find_invariant_insn): Don't look for libcall
9229 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
9230 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
9231 (init_deps): Don't initialize it.
9232 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
9233 * combine.c (delete_noop_moves): Don't update libcall notes.
9234 (can_combine_p): Remove now pointless #if 0 block.
9235 (try_combine): Remove another obsolete #if 0 block.
9236 (distribute_notes): Don't distribute libcall notes.
9237 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
9238 * dce.c (libcall_dead_p): Remove.
9239 (delete_unmarked_insns): Don't handle libcall blocks.
9240 (preserve_libcall_for_dce): Remove.
9241 (prescan_insns_for_dce): Don't special-case libcall block insns.
9242 * reload1 (reload): Don't handle libcall notes.
9243 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
9246 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9248 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
9249 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9250 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9252 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9254 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
9255 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9256 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9258 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9260 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
9262 2008-06-16 Ira Rosen <irar@il.ibm.com>
9264 PR tree-optimization/36493
9265 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
9266 the arguments list. Use VECTYPE to create vector pointer.
9267 (vectorizable_store): Fail if accesses through a pointer to vectype
9268 do not alias the original memory reference operands.
9269 Call vect_create_data_ref_ptr without the removed argument.
9270 (vectorizable_load): Likewise.
9271 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
9274 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
9277 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
9280 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9282 * config/mips/loongson2ef.md: New file.
9283 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
9284 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
9285 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
9286 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
9287 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
9289 (loongson2ef.md): New include.
9290 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
9291 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
9292 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
9293 (loongson_gt_<mode>, loongson_extract_halfword)
9294 (loongson_insert_halfword_0, loongson_insert_halfword_2)
9295 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
9296 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
9297 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
9298 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
9299 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
9300 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
9301 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
9302 (vec_interleave_low<mode>): Define type attribute.
9303 * config/mips/mips.c (mips_ls2): New static variable.
9304 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
9305 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
9306 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
9307 Implement target scheduling hooks.
9308 (mips_multipass_dfa_lookahead): Update to handle tuning for
9310 (mips_sched_init): Initialize data for Loongson scheduling.
9311 (mips_ls2_variable_issue): New static function.
9312 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
9314 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
9315 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
9316 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
9317 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
9318 Handle ST Loongson 2E/2F cores.
9319 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
9321 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9323 * omp-low.c (extract_omp_for_data): Fix comment typo.
9326 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9328 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
9329 FIXME note about gcc/config.guess.
9330 * doc/options.texi (Option file format): Remove non-ASCII bytes.
9331 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
9332 * doc/cppopts.texi: Likewise.
9333 * doc/extend.texi: Likewise.
9334 * doc/gcc.texi: Likewise.
9335 * doc/gccint.texi: Likewise.
9336 * doc/gcov.texi: Likewise.
9337 * doc/gty.texi: Likewise.
9338 * doc/hostconfig.texi: Likewise.
9339 * doc/install.texi: Likewise.
9340 * doc/invoke.texi: Likewise.
9341 * doc/loop.texi: Likewise.
9342 * doc/makefile.texi: Likewise.
9343 * doc/md.texi: Likewise.
9344 * doc/passes.texi: Likewise.
9345 * doc/tm.texi: Likewise.
9346 * doc/tree-ssa.texi: Likewise.
9347 * doc/trouble.texi: Likewise.
9349 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
9350 Nathan Sidwell <nathan@codesourcery.com>
9351 Maxim Kuvyrkov <maxim@codesourcery.com>
9352 Richard Sandiford <rdsandiford@googlemail.com>
9354 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
9355 * config/mips/mips-protos.h (mips_expand_vector_init): New.
9356 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
9358 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
9359 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
9360 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
9362 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
9363 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
9364 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
9365 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
9366 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
9367 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
9368 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
9369 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
9370 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
9371 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
9372 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
9373 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
9374 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
9375 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
9376 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
9377 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
9378 (mips_builtins): Add Loongson builtins.
9379 (mips_loongson_2ef_bdesc): New.
9380 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
9381 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
9382 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
9383 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
9385 (mips_expand_vector_init): New.
9386 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
9387 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
9389 * config/mips/mips.md: Add unspec numbers for Loongson
9390 builtins. Include loongson.md.
9391 (MOVE64): Include Loongson vector modes.
9392 (SPLITF): Include Loongson vector modes.
9393 (HALFMODE): Handle Loongson vector modes.
9394 * config/mips/loongson.md: New.
9395 * config/mips/loongson.h: New.
9396 * config.gcc: Add loongson.h header for mips*-*-* targets.
9397 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
9399 2008-06-14 Joseph Myers <joseph@codesourcery.com>
9401 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
9402 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
9403 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
9404 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
9405 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
9406 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
9407 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
9408 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
9409 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
9410 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
9411 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
9412 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
9413 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
9414 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
9415 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
9416 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
9417 Remove use_fixproto=yes.
9418 (ia64*-*-hpux*): Remove comment about using fixproto.
9419 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
9421 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9423 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
9425 * configure: Regenerate.
9427 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
9430 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
9431 before evaluating it.
9433 2008-06-13 Jakub Jelinek <jakub@redhat.com>
9436 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
9437 nested inline functions.
9438 (start_decl, start_function): Don't invert DECL_EXTERNAL
9439 for nested inline functions.
9441 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
9443 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
9444 splits that must be made for correctness.
9446 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
9448 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
9449 (AVAIL_NON_MIPS16): Likewise.
9450 (mips_builtin_description): Replace target_flags with a predicate.
9451 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
9452 (dspr2_32): New availability predicates.
9453 (MIPS_BUILTIN): New macro.
9454 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
9455 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
9456 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
9457 Replace the TARGET_FLAGS parameters with AVAIL parameters.
9458 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
9459 (mips_dsp_32only_bdesc): Merge into...
9460 (mips_builtins): ...this new array.
9461 (mips_bdesc_map, mips_bdesc_arrays): Delete.
9462 (mips_init_builtins): Update after above changes.
9463 (mips_expand_builtin_1): Merge into...
9464 (mips_expand_builtin): ...here and update after above changes.
9466 2008-06-12 Paul Brook <paul@codesourcery.com>
9468 * longlong.h (__arm__): Define count_leading_zeros.
9469 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
9470 (clzsi2, clzdi2): New functions.
9471 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
9472 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
9473 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
9474 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
9475 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
9476 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
9477 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
9478 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
9479 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
9480 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
9482 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
9484 * config/m68k/m68k.c (m68k_tune_flags): New.
9485 (override_options): Compute m68k_tune_flags.
9486 (MULL_COST, MULW_COST): Update for various variants of CFV2.
9487 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
9489 2008-06-12 Jakub Jelinek <jakub@redhat.com>
9492 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
9494 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
9496 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
9497 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
9499 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
9501 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
9502 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
9504 2008-06-12 Jakub Jelinek <jakub@redhat.com>
9507 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
9510 2008-06-12 Richard Guenther <rguenther@suse.de>
9512 PR tree-optimization/36345
9513 * tree-flow.h (struct ptr_info_def): Align escape_mask,
9514 add memory_tag_needed flag.
9515 (may_alias_p): Declare.
9516 * tree-ssa-alias.c (may_alias_p): Export.
9517 (set_initial_properties): Use memory_tag_needed flag.
9518 (update_reference_counts): Likewise.
9519 (reset_alias_info): Reset memory_tag_needed flag.
9520 (create_name_tags): Check memory_tag_needed flag.
9521 (dump_points_to_info_for): Dump it.
9522 * tree-ssa-structalias.c (struct variable_info): Remove
9523 directly_dereferenced flag.
9524 (new_var_info): Do not initialize it.
9525 (process_constraint_1): Do not set it.
9526 (update_alias_info): Set is_dereferenced flag.
9527 (set_uids_in_ptset): Use may_alias_p.
9528 (set_used_smts): Check memory_tag_needed flag.
9529 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
9530 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
9531 memory_tag_needed flag.
9532 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
9535 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
9537 * config/i386/i386.c (ix86_compute_frame_layout): Disable
9538 red zone for w64 abi.
9539 (ix86_expand_prologue): Likewise.
9540 (ix86_force_to_memory): Likewise.
9541 (ix86_free_from_memory): Likewise.
9543 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
9546 * config/rs6000/rs6000.c (rs6000_override_options): Set
9547 rs6000_isel conditionally to the absence of comand line override.
9548 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
9549 Remove duplicate rs6000_isel setting.
9550 * config/rs6000/eabispe.h: Ditto.
9552 2008-06-11 Richard Guenther <rguenther@suse.de>
9554 * alias.c (get_alias_set): Use the element alias-set for arrays.
9555 (record_component_aliases): For arrays and vectors do nothing.
9556 * c-common.c (strict_aliasing_warning): Handle the cases
9557 of alias set zero explicitly.
9558 * Makefile.in (dfp.o-warn): Add -Wno-error.
9560 2008-06-11 Joseph Myers <joseph@codesourcery.com>
9562 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
9564 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
9565 tune_32 tune_64 to supported_defaults. Allow values not
9566 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
9567 x86_64. Do not override cpu_32 or cpu_64 values from target name.
9568 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
9569 with_cpu_64 to generic for 64-bit-supporting configurations, not
9570 with_cpu. Remove FIXMEs.
9571 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
9572 --with-arch-64, --with-tune-32, --with-tune-64): Document.
9573 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
9574 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
9575 arch_32 and arch_64.
9577 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
9578 Olivier Hainque <hainque@adacore.com>
9580 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
9581 Use DECL_SIZE_UNIT to retrieve the size of the field.
9583 2008-06-11 Joseph Myers <joseph@codesourcery.com>
9585 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
9586 with function calls after declarations. Lay out
9587 neon_float_type_node before further use.
9589 2008-06-11 Richard Guenther <rguenther@suse.de>
9591 * tree-flow.h (may_point_to_global_var): Declare.
9592 * tree-ssa-alias.c (may_point_to_global_var): New function.
9593 * tree-ssa-sink.c (is_hidden_global_store): Use it.
9595 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
9597 * configure.ac: Teach that fido supports .debug_line.
9598 * configure: Regenerate.
9600 2008-06-10 Tom Tromey <tromey@redhat.com>
9602 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
9605 2008-06-10 Joseph Myers <joseph@codesourcery.com>
9607 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
9608 (encode_decimal64, decode_decimal64, encode_decimal128,
9609 decode_decimal128): Reverse order of 32-bit parts of value if host
9610 and target endianness differ.
9612 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
9614 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
9615 Avoid division by 0.
9616 (tree_mod_pow2_value_transform): Likewise.
9617 (tree_ic_transform): Likewise.
9618 (tree_stringops_transform): Likewise.
9619 (tree_mod_subtract_transform): Likewise.
9620 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
9621 (copy_edges_for_bb): Likewise.
9622 (initialize_cfun): Likewise.
9624 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
9626 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
9627 nonmemory_operand. Add "N" operand constraint.
9629 (*jcc_btdi_mask_rex64): New instruction and split pattern.
9630 (*jcc_btsi_mask): Ditto.
9631 (*jcc_btsi_mask_1): Ditto.
9633 2008-06-10 Joseph Myers <joseph@codesourcery.com>
9635 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
9636 TYPE_CANONICAL for copied element type.
9638 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
9641 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
9642 Add m_CORE2 and m_GENERIC.
9643 * config/i386/predicates.md (bt_comparison_operator): New predicate.
9644 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
9646 (*jcc_btdi_rex64): New instruction and split pattern.
9648 (*jcc_btsi_1): Ditto.
9649 (*btsq): Fix Intel asm dialect operand order.
9653 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
9656 * simplify-rtx.c (simplify_subreg): Add check for shift count
9659 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
9661 * doc/md.texi: Synchronize with later constraints.md change.
9662 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
9663 with a C implementation.
9664 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
9666 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
9667 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
9668 when moving to and from MD_REGNUM.
9669 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
9670 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
9671 Handle byte and halfword moves.
9672 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
9674 * config/mips/constraints.md (h): Turn into NO_REGS.
9675 (l, x): Update documentation.
9676 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
9677 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
9678 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
9679 (HILO): New mode iterator.
9681 (any_div): New code iterator.
9682 (u): Extend code attribute to div and udiv.
9683 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
9684 d_operand in the splitters. Remove redundant CONST_INT checks.
9685 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
9686 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
9687 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
9688 accordingly, using normal moves instead of unspecs to move LO into
9689 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
9690 (<u>mulsidi3): Handle expansion in C code.
9691 (<u>mulsidi3_32bit_internal): Rename to...
9692 (<u>mulsidi3_32bit): ...this.
9693 (<u>mulsidi3_32bit_r4000): Fix insn separator.
9694 (*<u>mulsidi3_64bit): Rename to...
9695 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
9696 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
9697 to set LO and HI to the multiplication result. Use a normal move
9698 for MFLO and an unspec for MFHI.
9699 (*<u>mulsidi3_64bit_parts): Replace with...
9700 (<u>mulsidi3_64bit_hilo): ...this new instruction.
9701 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
9702 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
9703 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
9704 instead of HI. Split the instruction into a separate multiplication
9705 and MFHI if !TARGET_FIX_R4000.
9706 (<su>muldi3_highpart): Likewise.
9707 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
9708 and the "=h" clobber.
9709 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
9710 (<u>mulditi3): New expander.
9711 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
9712 (madsi): Remove "=h" clobber.
9713 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
9714 Force the modulus result to be a GPR and split the instruction into
9715 a division followed by an MFHI after reload.
9716 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
9717 (*lea_high64): Use d_operand in the define_peephole2. Likewise
9718 the MIPS16 HIGH define_split.
9719 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
9720 of acc<->gpr moves to "multi".
9721 (*movdi_64bit): Replace the single "x" alternative with
9722 alternatives for moving into and out of "a".
9723 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
9724 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
9725 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
9726 Use d_operand in the splitters. Remove redundant CONST_INT checks.
9727 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
9728 (movti): New expander.
9729 (*movti, *movti_mips16): New insns.
9730 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
9731 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
9732 (mthi<GPR:mode>_<HILO:mode>): Likewise.
9733 * config/mips/predicates.md (fpr_operand): Delete.
9734 (d_operand): New predicate.
9736 2008-06-09 Michael Meissner <michael.meissner@amd.com>
9738 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
9739 failure on some Bourne shells.
9740 (x86_64-*-*): Ditto.
9742 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
9744 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
9746 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
9748 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
9749 (sparc-sun-solaris2*): Likewise.
9751 2008-06-09 Arnaud Charlet <charlet@adacore.com
9753 * doc/install.texi: Update requirements to build the Ada compiler.
9755 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
9757 * df-scan.c (struct df_scan_problem_data): Remove the
9758 mw_link_pool alloc pool.
9759 (df_scan_free_internal): Don't free it.
9760 (df_scan_alloc): Don't allocate it.
9761 * df.h (struct df_link): Update comment.
9763 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
9765 * except.h: Correct checks for when SJLJ exceptions must be used.
9767 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9769 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
9772 2008-06-08 Joseph Myers <joseph@codesourcery.com>
9774 PR tree-optimization/36218
9775 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
9776 configure for the build system.
9777 (BUILD_LDFLAGS): Define.
9778 * configure: Regenerate.
9779 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
9781 2008-07-08 Anatoly Sokolov <aesok@post.ru>
9784 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
9785 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
9786 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
9788 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
9790 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
9792 2008-06-07 Joseph Myers <joseph@codesourcery.com>
9794 * config.gcc (Obsolete configurations): Remove list of
9796 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
9797 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
9798 targets matched by those patterns.
9799 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
9800 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
9801 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
9802 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
9803 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
9804 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
9805 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
9806 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
9807 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
9808 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
9809 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
9810 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
9811 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
9812 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
9813 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
9814 Make code for Solaris 7 and greater unconditional for Solaris.
9815 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
9816 Remove --with-* handling.
9817 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
9818 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
9819 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
9820 LINK_OS_WINDISS_SPEC): Remove.
9821 * config/rs6000/sysv4.opt (mwindiss): Remove.
9822 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
9823 * configure: Regenerate.
9824 * doc/cpp.texi: Don't mention BeOS.
9825 * doc/extend.texi (interrupt): Don't mention MS1.
9826 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
9827 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
9828 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
9829 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
9830 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
9832 * doc/invoke.texi (MT Options): Remove.
9833 (-mwindiss): Remove.
9834 (CRIS Options): Remove cris-axis-aout references.
9835 (HPPA Options): Don't mention hppa1.1-*-pro.
9836 * doc/md.texi: (MorphoTech family): Remove.
9837 * libgcc2.c: Don't handle UWIN.
9838 * config/alpha/t-unicosmk: Remove.
9839 * config/alpha/unicosmk.h: Remove.
9840 * config/arm/kaos-arm.h: Remove.
9841 * config/arm/kaos-strongarm.h: Remove.
9842 * config/arm/strongarm-coff.h: Remove.
9843 * config/arm/strongarm-elf.h: Remove.
9844 * config/arm/strongarm-pe.h: Remove.
9845 * config/arm/t-strongarm-pe: Remove.
9846 * config/arm/t-xscale-coff: Remove.
9847 * config/arm/t-xscale-elf: Remove.
9848 * config/arm/xscale-coff.h: Remove.
9849 * config/arm/xscale-elf.h: Remove.
9850 * config/chorus.h: Remove.
9851 * config/cris/aout.h: Remove.
9852 * config/cris/aout.opt: Remove.
9853 * config/cris/t-aout: Remove.
9854 * config/i386/beos-elf.h: Remove.
9855 * config/i386/kaos-i386.h: Remove.
9856 * config/i386/ptx4-i.h: Remove.
9857 * config/i386/sco5.h: Remove.
9858 * config/i386/sco5.opt: Remove.
9859 * config/i386/sysv4-cpp.h: Remove.
9860 * config/i386/sysv5.h: Remove.
9861 * config/i386/t-beos: Remove.
9862 * config/i386/t-sco5: Remove.
9863 * config/i386/t-uwin: Remove.
9864 * config/i386/uwin.asm: Remove.
9865 * config/i386/uwin.h: Remove.
9866 * config/kaos.h: Remove.
9867 * config/mips/windiss.h: Remove.
9868 * config/mt: Remove directory.
9869 * config/pa/pa-osf.h: Remove.
9870 * config/pa/pa-pro-end.h: Remove.
9871 * config/pa/t-pro: Remove.
9872 * config/ptx4.h: Remove.
9873 * config/rs6000/beos.h: Remove.
9874 * config/rs6000/kaos-ppc.h: Remove.
9875 * config/rs6000/t-beos: Remove.
9876 * config/rs6000/windiss.h: Remove.
9877 * config/sh/kaos-sh.h: Remove.
9878 * config/sol2-6.h: Remove.
9879 * config/sparc/sol26-sld.h: Remove.
9880 * config/sparc/sysv4-only.h: Remove.
9881 * config/vax/bsd.h: Remove.
9882 * config/vax/t-memfuncs: Remove.
9883 * config/vax/ultrix.h: Remove.
9884 * config/vax/vaxv.h: Remove.
9885 * config/windiss.h: Remove.
9887 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
9889 PR rtl-optimization/36438
9890 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
9891 for vector shifts with constant scalar shift operands.
9893 2008-06-06 Sandip Matte <sandip@rmicorp.com>
9895 * doc/invoke.texi: Document -march=xlr.
9896 * config/mips/xlr.md: New file.
9897 * config/mips/mips.md: Include it.
9899 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
9900 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
9901 (mips_rtx_cost_data): Likewise.
9903 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
9905 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
9906 PRE_INC and PRE_DEC cases.
9908 2008-06-06 Jakub Jelinek <jakub@redhat.com>
9910 PR rtl-optimization/36419
9911 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
9912 the emitting jump insn.
9915 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
9916 is not bool, boolify the whole *expr_p and convert to the desired type.
9918 2008-06-06 Jakub Jelinek <jakub@redhat.com>
9920 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
9921 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
9922 Add omp_private_outer_ref hook, add another argument to
9923 omp_clause_default_ctor hook.
9924 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
9925 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
9926 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
9927 hook_tree_tree_tree_tree_null.
9928 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
9929 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
9930 * hooks.c (hook_tree_tree_tree_tree_null): New function.
9931 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
9932 * tree.def (OMP_TASK): New tree code.
9933 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
9934 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
9935 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
9936 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
9937 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
9938 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
9939 OMP_CLAUSE_COLLAPSE_EXPR): Define.
9940 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
9941 (OMP_DIRECTIVE_P): Add OMP_TASK.
9942 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
9943 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
9944 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
9945 and OMP_CLAUSE_UNTIED entries.
9946 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
9948 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
9949 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
9950 * tree-pretty-print.c (dump_omp_clause): Handle
9951 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
9952 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
9953 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
9954 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
9955 warning about unsigned iterators. Change decl/init/cond/incr
9956 arguments to TREE_VECs, check arguments for all collapsed loops.
9957 (c_finish_omp_taskwait): New function.
9958 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
9960 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
9961 default_function_array_conversion on init. Add par_clauses argument.
9962 If decl is present in parallel's lastprivate clause, change it to
9963 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
9964 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
9965 collapse count in clauses.
9966 (c_parser_omp_for, c_parser_omp_parallel): Adjust
9967 c_parser_omp_for_loop callers.
9968 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
9969 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
9970 (c_parser_omp_clause_name): Handle collapse and untied clauses.
9971 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
9973 (c_parser_omp_clause_schedule): Handle schedule(auto).
9974 Include correct location in the error message.
9975 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
9976 and PRAGMA_OMP_CLAUSE_UNTIED.
9977 (OMP_TASK_CLAUSE_MASK): Define.
9978 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
9979 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
9980 * tree-nested.c (convert_nonlocal_omp_clauses,
9981 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
9982 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
9983 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
9984 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
9986 (conver_nonlocal_reference, convert_local_reference,
9987 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
9988 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
9989 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
9990 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
9991 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
9992 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
9993 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
9994 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
9995 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
9997 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
9998 * c-common.h (c_finish_omp_taskwait): New prototype.
9999 * gimple-low.c (lower_stmt): Handle OMP_TASK.
10000 * tree-parloops.c (create_parallel_loop): Create 1 entry
10001 vectors for OMP_FOR_{INIT,COND,INCR}.
10002 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
10003 (make_edges): Handle OMP_TASK.
10004 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
10005 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10006 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
10007 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
10008 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
10009 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10010 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10011 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
10012 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
10013 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
10014 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
10015 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
10016 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
10017 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
10018 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
10019 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
10020 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
10021 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
10022 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
10023 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
10024 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
10025 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
10026 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
10027 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
10028 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
10029 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
10030 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
10031 original iterator is present in lastprivate clause or if
10032 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
10033 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10034 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
10035 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
10036 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
10037 if it is set, lookup var in outer contexts too. Handle
10038 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
10039 to be implicitly determined firstprivate for task regions.
10040 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
10041 if it is set, lookup var in outer contexts too. Set
10042 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
10043 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
10044 OMP_CLAUSE_UNTIED. Take region_type as last argument
10045 instead of in_parallel and in_combined_parallel.
10046 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
10048 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
10049 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
10050 (new_omp_context): Set default_kind to
10051 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
10052 (omp_region_type): New enum.
10053 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
10054 fields, add region_type.
10055 (new_omp_context): Take region_type as argument instead of is_parallel
10056 and is_combined_parallel.
10057 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
10058 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
10059 ctx->is_combined_parallel checks.
10060 (gimplify_omp_task): New function.
10061 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10063 * omp-low.c (extract_omp_for_data): Use schedule(static)
10064 for schedule(auto). Handle pointer and unsigned iterators.
10065 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
10066 Add loops argument. Extract data for collapsed OMP_FOR loops.
10067 (expand_parallel_call): Assert sched_kind isn't auto,
10068 map runtime schedule to index 3.
10069 (struct omp_for_data_loop): New type.
10070 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
10071 Add loop, loops, collapse and iter_type fields.
10072 (workshare_safe_to_combine_p): Disallow combined for if
10073 iter_type is unsigned long long. Don't combine collapse > 1 loops
10074 unless all bounds and steps are constant. Adjust extract_omp_for_data
10076 (expand_omp_for_generic): Handle pointer, unsigned and long long
10077 iterators. Handle collapsed OMP_FOR loops. Adjust
10078 for struct omp_for_data changes. If libgomp function doesn't return
10079 boolean_type_node, add comparison of the return value with 0.
10080 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
10081 pointer, unsigned and long long iterators. Adjust for struct
10082 omp_for_data changes.
10083 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
10084 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
10085 unsigned long long. Allocate loops array, pass it to
10086 extract_omp_for_data. For collapse > 1 loops use always
10087 expand_omp_for_generic.
10088 (omp_context): Add sfield_map and srecord_type fields.
10089 (is_task_ctx, lookup_sfield): New functions.
10090 (use_pointer_for_field): Use is_task_ctx helper. Change first
10091 argument's type from const_tree to tree. Clarify comment.
10092 In OMP_TASK disallow copy-in/out sharing.
10093 (build_sender_ref): Call lookup_sfield instead of lookup_field.
10094 (install_var_field): Add mask argument. Populate both record_type
10095 and srecord_type if needed.
10096 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
10098 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
10099 and DECL_FIELD_OFFSET.
10100 (scan_sharing_clauses): Adjust install_var_field callers. For
10101 firstprivate clauses on explicit tasks allocate the var by value in
10102 record_type unconditionally, rather than by reference.
10103 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
10104 Use is_taskreg_ctx instead of is_parallel_ctx.
10105 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10106 (create_omp_child_function_name): Add task_copy argument, use
10107 *_omp_cpyfn* names if it is true.
10108 (create_omp_child_function): Add task_copy argument, if true create
10109 *_omp_cpyfn* helper function.
10110 (scan_omp_parallel): Adjust create_omp_child_function callers.
10111 Rename parallel_nesting_level to taskreg_nesting_level.
10112 (scan_omp_task): New function.
10113 (lower_rec_input_clauses): Don't run constructors for firstprivate
10114 explicit task vars which are initialized by *_omp_cpyfn*.
10115 Pass outer var ref to omp_clause_default_ctor hook if
10116 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
10117 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
10118 OMP_CLAUSE_REDUCTION_INIT.
10119 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
10120 avoid duplicate setting of fields. Handle
10121 OMP_CLAUSE_PRIVATE_OUTER_REF.
10122 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
10123 copy-out if TREE_READONLY, only copy-in.
10124 (expand_task_copyfn): New function.
10125 (expand_task_call): New function.
10126 (struct omp_taskcopy_context): New type.
10127 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
10129 (lower_omp_parallel): Rename to...
10130 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10131 Call create_task_copyfn if srecord_type is needed. Adjust
10133 (task_shared_vars): New variable.
10134 (check_omp_nesting_restrictions): Warn if work-sharing,
10135 barrier, master or ordered region is closely nested inside OMP_TASK.
10136 Add warnings for barrier if closely nested inside of work-sharing,
10137 ordered, or master region.
10138 (scan_omp_1): Call check_omp_nesting_restrictions even for
10139 GOMP_barrier calls. Rename parallel_nesting_level to
10140 taskreg_nesting_level. Handle OMP_TASK.
10141 (lower_lastprivate_clauses): Even if some lastprivate is found on a
10142 work-sharing construct, continue looking for them on parent parallel
10144 (lower_omp_for_lastprivate): Add lastprivate clauses
10145 to the beginning of dlist rather than end. Adjust for struct
10146 omp_for_data changes.
10147 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
10148 not after it. Handle collapsed OMP_FOR loops, adjust for
10149 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
10150 (get_ws_args_for): Adjust extract_omp_for_data caller.
10151 (scan_omp_for): Handle collapsed OMP_FOR
10152 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10153 (lower_omp_single_simple): If libgomp function doesn't return
10154 boolean_type_node, add comparison of the return value with 0.
10155 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
10156 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
10157 (parallel_nesting_level): Rename to...
10158 (taskreg_nesting_level): ... this.
10159 (is_taskreg_ctx): New function.
10160 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
10161 of is_parallel_ctx.
10162 (execute_lower_omp): Rename parallel_nesting_level to
10163 taskreg_nesting_level.
10164 (expand_omp_parallel): Rename to...
10165 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10166 Call omp_task_call for OMP_TASK regions.
10167 (expand_omp): Adjust caller, handle OMP_TASK.
10168 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
10170 * bitmap.c (bitmap_default_obstack_depth): New variable.
10171 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
10172 if argument is NULL and bitmap_default_obstack is already initialized.
10173 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
10175 * matrix-reorg.c (matrix_reorg): Likewise.
10177 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10179 * config/i386/i386.md (*indirect_jump): Macroize using P
10180 mode iterator. Remove !TARGET_64BIT from insn constraints.
10181 (*tablejump_1): Ditto.
10182 (*indirect_jump_rex64): Remove insn pattern.
10183 (*tablejump_1_rex64): Ditto.
10184 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
10185 and eh_return_si insn patterns.
10187 2008-06-06 Richard Guenther <rguenther@suse.de>
10189 * tree-ssa-structalias.c (merge_smts_into): Remove.
10190 (find_what_p_points_to): Do not bother to compute the
10191 points-to set for pt_anything pointers.
10192 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
10193 for pt_anything pointers is ok.
10195 2008-06-06 Jan Hubicka <jh@suse.cz>
10197 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
10199 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10201 * cgraph.c: Fix typos in comments.
10202 (cgraph_availability_names): Fix string typo.
10203 * fold-const.c: Fix typos in comments.
10204 (fold_binary): Fix typo in warning.
10205 * genautomata.c: Fix typos in comments.
10206 (check_presence_pattern_sets): Fix typo in local variable.
10207 (output_description): Fix typo in output.
10208 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
10209 * hwint.h: Likewise.
10210 * matrix-reorg.c (check_allocation_function): Likewise.
10211 * omega.c (smooth_weird_equations): Likewise.
10212 * auto-inc-dec.c: Fix typos in comments.
10213 * bb-reorder.c: Likewise.
10214 * builtins.c: Likewise.
10215 * c-common.c: Likewise.
10216 * c-cppbuiltin.c: Likewise.
10217 * c-parser.c: Likewise.
10218 * c-pretty-print.c: Likewise.
10219 * cfgcleanup.c: Likewise.
10220 * cfgexpand.c: Likewise.
10221 * cfghooks.c: Likewise.
10222 * cfglayout.c: Likewise.
10223 * cfgloopmanip.c: Likewise.
10224 * cgraphunit.c: Likewise.
10225 * coverage.c: Likewise.
10226 * dbxout.c: Likewise.
10227 * df-byte-scan.c: Likewise.
10228 * df-core.c: Likewise.
10229 * df-problems.c: Likewise.
10230 * df-scan.c: Likewise.
10232 * dominance.c: Likewise.
10233 * domwalk.c: Likewise.
10235 * dwarf2out.c: Likewise.
10236 * emit-rtl.c: Likewise.
10237 * et-forest.c: Likewise.
10238 * function.c: Likewise.
10239 * function.h: Likewise.
10241 * gcov-io.c: Likewise.
10242 * gcov.c: Likewise.
10243 * gcse.c: Likewise.
10244 * genattrtab.c: Likewise.
10245 * ggc-page.c: Likewise.
10246 * gimplify.c: Likewise.
10247 * gthr-lynx.h: Likewise.
10248 * haifa-sched.c: Likewise.
10249 * ipa-cp.c: Likewise.
10250 * ipa-inline.c: Likewise.
10251 * ipa-prop.h: Likewise.
10252 * ipa-pure-const.c: Likewise.
10253 * ipa-struct-reorg.c: Likewise.
10254 * ipa-struct-reorg.h: Likewise.
10255 * ipa-type-escape.c: Likewise.
10257 * loop-doloop.c: Likewise.
10258 * mips-tfile.c: Likewise.
10259 * mkmap-flat.awk: Likewise.
10260 * mkmap-symver.awk: Likewise.
10261 * modulo-sched.c: Likewise.
10262 * omp-low.c: Likewise.
10263 * optabs.c: Likewise.
10264 * optabs.h: Likewise.
10265 * opts.c: Likewise.
10266 * passes.c: Likewise.
10267 * postreload-gcse.c: Likewise.
10268 * postreload.c: Likewise.
10269 * predict.c: Likewise.
10270 * pretty-print.h: Likewise.
10271 * profile.c: Likewise.
10272 * protoize.c: Likewise.
10273 * ra-conflict.c: Likewise.
10274 * real.c: Likewise.
10275 * recog.c: Likewise.
10276 * regclass.c: Likewise.
10277 * regs.h: Likewise.
10278 * reload.c: Likewise.
10279 * rtl-error.c: Likewise.
10280 * rtlanal.c: Likewise.
10281 * scan.h: Likewise.
10282 * sched-rgn.c: Likewise.
10284 * stmt.c: Likewise.
10285 * target.h: Likewise.
10286 * tree-dfa.c: Likewise.
10287 * tree-eh.c: Likewise.
10288 * tree-flow-inline.h: Likewise.
10289 * tree-inline.c: Likewise.
10290 * tree-into-ssa.c: Likewise.
10291 * tree-loop-distribution.c: Likewise.
10292 * tree-nested.c: Likewise.
10293 * tree-parloops.c: Likewise.
10294 * tree-pass.h: Likewise.
10295 * tree-pretty-print.c: Likewise.
10296 * tree-profile.c: Likewise.
10297 * tree-scalar-evolution.c: Likewise.
10298 * tree-sra.c: Likewise.
10299 * tree-ssa-alias-warnings.c: Likewise.
10300 * tree-ssa-ccp.c: Likewise.
10301 * tree-ssa-coalesce.c: Likewise.
10302 * tree-ssa-dom.c: Likewise.
10303 * tree-ssa-dse.c: Likewise.
10304 * tree-ssa-forwprop.c: Likewise.
10305 * tree-ssa-live.c: Likewise.
10306 * tree-ssa-live.h: Likewise.
10307 * tree-ssa-loop-im.c: Likewise.
10308 * tree-ssa-loop-ivopts.c: Likewise.
10309 * tree-ssa-loop-niter.c: Likewise.
10310 * tree-ssa-loop-prefetch.c: Likewise.
10311 * tree-ssa-phiopt.c: Likewise.
10312 * tree-ssa-phiprop.c: Likewise.
10313 * tree-ssa-sccvn.c: Likewise.
10314 * tree-ssa-ter.c: Likewise.
10315 * tree-ssa-threadupdate.c: Likewise.
10316 * tree-ssa.c: Likewise.
10317 * tree-vect-analyze.c: Likewise.
10318 * tree-vect-transform.c: Likewise.
10319 * tree-vectorizer.c: Likewise.
10320 * tree-vn.c: Likewise.
10321 * tree-vrp.c: Likewise.
10322 * tree.c: Likewise.
10323 * tree.def: Likewise.
10324 * tree.h: Likewise.
10325 * unwind-dw2-fde.c: Likewise.
10326 * unwind.inc: Likewise.
10327 * value-prof.c: Likewise.
10328 * vmsdbgout.c: Likewise.
10330 2008-06-05 David Edelsohn <edelsohn@gnu.org>
10332 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
10333 always place FP constants in the TOC for TARGET_POWERPC64.
10334 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
10336 2008-06-05 Joseph Myers <joseph@codesourcery.com>
10338 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
10339 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
10340 enable for TARGET_E500_DOUBLE.
10341 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
10342 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
10343 floating-point modes like integer modes for E500 double.
10344 (rs6000_legitimate_offset_address_p): Likewise.
10345 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
10346 addressing for DDmode for E500 double.
10347 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
10348 modes as using 64-bits of registers for E500 double.
10349 (spe_build_register_parallel): Do not handle DDmode or TDmode.
10350 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
10351 specially for E500 double.
10352 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
10353 TDmode for E500 double.
10354 (rs6000_gimplify_va_arg): Only handle SDmode in registers
10355 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
10356 (rs6000_split_multireg_move): Do not handle TDmode specially for
10358 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
10359 using 64-bit registers for E500 double.
10360 (emit_frame_save): Do not handle DDmode specially for E500 double.
10361 (gen_frame_mem_offset): Likewise.
10362 (rs6000_function_value): Do not call spe_build_register_parallel
10363 for DDmode or TDmode.
10364 (rs6000_libcall_value): Likewise.
10365 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
10366 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
10369 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
10371 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
10374 2008-06-04 Junjie Gu <jgu@tensilica.com>
10376 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
10377 comparison for frame pointers.
10379 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
10382 * config/avr/avr.h (PUSH_ROUNDING): Remove.
10384 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
10387 * builtins.c (expand_builtin_signbit): Don't take lowpart when
10388 register is already smaller or equal to required mode.
10390 2008-06-04 Xinliang David Li <davidxl@google.com>
10392 * tree-call-cdce.c: New file.
10393 (cond_dead_built_in_calls): New static variable.
10394 (input_domain): New struct.
10395 (check_pow): New function.
10396 (check_builtin_call): Ditto.
10397 (check_target_format): Ditto.
10398 (is_call_dce_candidate): Ditto.
10399 (gen_one_condition): Ditto.
10400 (gen_conditions_for_domain): Ditto.
10401 (get_domain): Ditto.
10402 (gen_conditions_for_pow_cst_base): Ditto.
10403 (gen_conditions_for_pow_int_base): Ditto.
10404 (gen_conditions_for_pow): Ditto.
10405 (get_no_error_domain): Ditto.
10406 (gen_shrink_wrap_conditions): Ditto.
10407 (shrink_wrap_one_built_in_call): Ditto.
10408 (shink_wrap_conditional_dead_built_in_calls): Ditto.
10409 (tree_call_cdce): Ditto.
10410 (gate_call_cdce): Ditto.
10411 (pass_call_cdce): New gimple pass.
10412 * passes.c: (init_optimization_passes): New pass.
10413 * tree-pass.h: New pass declaration.
10414 * opts.c (decode_options): New flag setting.
10415 * common.opt: Add -ftree-builtin-call-dce flag.
10416 * Makefile.in: Add new source file.
10417 * tempvar.def: New tv_id.
10418 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
10420 2008-06-04 Richard Guenther <rguenther@suse.de>
10422 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
10423 (is_call_clobbered): Always check var_ann->call_clobbered.
10424 (mark_call_clobbered): Always set var_ann->call_clobbered.
10425 (clear_call_clobbered): Always clear var_ann->call_clobbered.
10426 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
10427 (reset_alias_info): Clear call clobbering info on MTAGs and
10429 (set_pt_anything): Set pt_global_mem.
10430 (create_tag_raw): Adjust comment.
10431 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
10433 2008-06-04 Joseph Myers <joseph@codesourcery.com>
10434 Maxim Kuvyrkov <maxim@codesourcery.com>
10436 * config/m68k/m68k.opt (mxgot): New option.
10437 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
10438 (m68k_output_addr_const_extra): New.
10439 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
10440 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
10441 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
10442 * doc/invoke.texi (M680x0 Options): Document -mxgot.
10444 2008-06-04 Richard Guenther <rguenther@suse.de>
10446 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
10447 negative or non-representable offsets.
10449 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
10451 * config/i386/i386.c (ix86_gen_leave): New.
10452 (ix86_gen_pop1): Likewise.
10453 (ix86_gen_add3): Likewise.
10454 (ix86_gen_sub3): Likewise.
10455 (ix86_gen_sub3_carry): Likewise.
10456 (ix86_gen_one_cmpl2): Likewise.
10457 (ix86_gen_monitor): Likewise.
10458 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
10459 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
10460 ix86_gen_one_cmpl2 and ix86_gen_monitor.
10461 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
10462 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
10463 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
10464 (ix86_expand_epilogue): Updated.
10465 (print_operand): Handle integer register operand for 'z'.
10466 (ix86_expand_strlensi_unroll_1): Likewise.
10467 (ix86_expand_strlen): Likewise.
10468 (ix86_expand_builtin): Likewise.
10469 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
10470 mov{q}/mov{l} and add{q}/add{l}.
10472 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10474 * config/i386/i386.md (P): New mode iterator.
10475 (SFmode push_operand splitter): Macroize DImode and SImode pushes
10476 using P mode iterator.
10477 (DFmode push_operand splitter): Ditto.
10478 (XFmode push_operand splitter): Ditto.
10479 (DFmode float_extend SFmode push_operand splitter): Ditto.
10480 (XFmode float_extend SFmode push_operand splitter): Do not generate
10481 SImode pushes for 64bit target. Macroize Dimode and SImode
10482 pushes using P mode iterator.
10483 (XFmode float_extend DFmode push_operand splitter): Ditto.
10485 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10487 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
10488 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
10489 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
10490 return type to int.
10491 (ix86_call_abi_override): Remove check for call_used_regs.
10493 2008-06-03 Richard Guenther <rguenther@suse.de>
10495 * tree-ssa-structalias.c (find_func_aliases): Add constraints
10496 for the lhs of calls if the return type contains pointers.
10498 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10500 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
10501 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
10502 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
10503 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
10504 of cfun and DEFAULT_ABI to deceide abi mode.
10505 (DEFAULT_ABI): New.
10506 (REG_PARM_STACK_SPACE): Removed.
10507 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
10508 (STACK_BOUNDARY): Use default target to deceide stack boundary.
10509 * config/i386/i386-protos.h (ix86_cfun_abi): New.
10510 (ix86_function_abi): Likewise.
10511 (ix86_function_type_abi): Likewise.
10512 (ix86_call_abi_override): Likewise.
10513 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
10514 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
10515 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
10516 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
10518 (X86_64_REGPARM_MAX): New.
10519 (X86_64_SSE_REGPARM_MAX): New.
10520 (X64_REGPARM_MAX): New.
10521 (X64_SSE_REGPARM_MAX): New.
10522 (X86_32_REGPARM_MAX): New.
10523 (X86_32_SSE_REGPARM_MAX): New.
10524 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
10525 (ix86_function_regparm): Handle user calling abi.
10526 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
10527 by DEFAULT_ABI versus SYSV_ABI check.
10528 (ix86_reg_parm_stack_space): New.
10529 (ix86_function_type_abi): New.
10530 (ix86_call_abi_override): New.
10531 (ix86_function_abi): New.
10532 (ix86_cfun_abi): New.
10533 (init_cumulative_args): Call abi specific initialization.
10534 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
10535 (function_arg_64): Extend SSE_REGPARM_MAX check.
10536 (function_arg (): Remove TARGET_64BIT_MS_ABI.
10537 (ix86_pass_by_reference): Likewise.
10538 (ix86_function_value_regno_p): Likewise.
10539 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
10540 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
10541 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
10542 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
10543 (setup_incoming_varargs_64): Adjust regparm for call abi.
10544 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
10545 (ix86_va_start): Likewise.
10546 (ix86_gimplify_va_arg): Likewise.
10547 (ix86_expand_prologue): Likewise.
10548 (output_pic_addr_const): Likewise.
10549 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
10550 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
10551 (x86_output_mi_thunk): Likewise.
10552 (x86_function_profiler): Likewise.
10553 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
10554 (SYSV_ABI, MS_ABI): New constants.
10555 (DEFAULT_ABI): New.
10556 (init_regs): Add prototype of function in regclass.c file.
10557 (OVERRIDE_ABI_FORMAT): New.
10558 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
10559 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
10560 (OUTGOING_REG_PARM_STACK_SPACE): New.
10561 (ix86_reg_parm_stack_space): New prototype.
10562 (CUMULATIVE_ARGS): Add call_abi member.
10563 (machine_function): Add call_abi member.
10564 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
10565 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
10567 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
10570 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
10571 (avr_builtin_setjmp_frame_value): New function.
10572 * config/avr/avr.md (nonlocal_goto_receiver): Define.
10573 (nonlocal_goto): Define.
10575 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
10577 * config/mips/mips.c (mips_emit_loadgp): Return early if
10578 there is nothing do to, otherwise emit a blockage if
10579 !TARGET_EXPLICIT_RELOCS || crtl->profile.
10580 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
10582 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10584 * configure.ac: Drop unneeded backslash ending up in config.in.
10585 * acinclude.m4: Likewise.
10586 * config.in: Regenerate.
10588 2008-05-26 Jan Hubicka <jh@suse.cz>
10590 * predict.c (maybe_hot_frequency_p): Break out of...
10591 (maybe_hot_bb_p): ... here.
10592 (maybe_hot_edge_p): New.
10593 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
10594 * basic-block.h (maybe_hot_edge_p): Declare.
10596 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
10598 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
10599 (*cmpfp_<mode>_cc): Ditto.
10600 (*fp_jcc_8<mode>_387): Ditto.
10601 (*fop_<MODEF:mode>_2_i387): Ditto.
10602 (*fop_<MODEF:mode>_3_i387): Ditto.
10603 (*fop_xf_2_i387): Ditto.
10604 (*fop_xf_3_i387): Ditto.
10606 2008-06-02 Tomas Bily <tbily@suse.cz>
10608 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
10610 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
10612 * config/mips/mips.c (mips_valid_offset_p): New function.
10613 (mips_valid_lo_sum_p): Likewise.
10614 (mips_classify_address): Use them.
10615 (mips_force_address): New function.
10616 (mips_legitimize_address): Use it.
10617 * config/mips/mips.md (MOVE128): New mode iterator.
10618 (movtf): Require TARGET_64BIT. Remove empty strings.
10619 (*movtf_internal): Rename to...
10620 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
10621 of "R" and use {,fp}{load,store} attributes instead of "multi".
10622 Use a separate define_split.
10623 (*movtf_mips16): New pattern.
10625 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
10627 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
10628 * config/mips/mips.c (mips_expand_before_return): New function.
10629 (mips_expand_epilogue): Call it.
10630 * config/mips/mips.md (return): Turn into a define_expand.
10631 (*return): New insn.
10633 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
10635 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
10636 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
10637 functions. Do not emit uses and clobbers of CONCATs; individually
10638 use and clobber their operands.
10639 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
10640 gen_clobber, emit_use and gen_use.
10641 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
10642 (expand_builtin_return): Likewise.
10643 * cfgbuild.c (count_basic_blocks): Likewise.
10644 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
10645 * explow.c (emit_stack_restore): Likewise.
10646 * expmed.c (extract_bit_field_1): Likewise.
10647 * expr.c (convert_move, emit_move_complex_parts): Likewise.
10648 (emit_move_multi_word, store_constructor): Likewise.
10649 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
10650 (thread_prologue_and_epilogue_insns): Likewise.
10651 * lower-subreg.c (resolve_simple_move): Likewise.
10652 * optabs.c (widen_operand, expand_binop): Likewise.
10653 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
10654 * reload.c (find_reloads): Likewise.
10655 * reload1.c (eliminate_regs_in_insn): Likewise.
10656 * stmt.c (expand_nl_goto_receiver): Likewise.
10657 * config/alpha/alpha.md (builtin_longjmp): Likewise.
10658 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
10659 * config/arm/arm.c (arm_load_pic_register): Likewise.
10660 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
10661 * config/arm/arm.md (untyped_return): Likewise.
10662 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
10663 * config/avr/avr.c (expand_prologue): Likewise.
10664 * config/bfin/bfin.c (do_unlink): Likewise.
10665 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
10666 * config/cris/cris.c (cris_expand_prologue): Likewise.
10667 * config/darwin.c (machopic_indirect_data_reference): Likewise.
10668 (machopic_legitimize_pic_address): Likewise.
10669 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
10670 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
10671 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
10672 (ix86_expand_convert_uns_didf_sse): Likewise.
10673 (ix86_expand_vector_init_general): Likewise.
10674 * config/ia64/ia64.md (eh_epilogue): Likewise.
10675 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
10676 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
10677 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
10678 (config/iq2000/iq2000.c): Likewise.
10679 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
10680 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
10681 (builtin_longjmp): Likewise.
10682 * config/mn10300/mn10300.md (call, call_value): Likewise.
10683 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
10684 * config/pdp11/pdp11.md (abshi2): Likewise.
10685 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
10686 * config/s390/s390.c (s390_emit_prologue): Likewise.
10687 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
10688 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
10689 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
10690 * config/sh/sh.c (prepare_move_operands): Likewise.
10691 (output_stack_adjust, sh_expand_epilogue): Likewise.
10692 (sh_set_return_address, sh_expand_t_scc): Likewise.
10693 * config/sparc/sparc.c (load_pic_register): Likewise.
10694 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
10695 * config/spu/spu.c (spu_expand_epilogue): Likewise.
10696 * config/v850/v850.c (expand_epilogue): Likewise.
10698 2008-05-31 Anatoly Sokolov <aesok@post.ru>
10700 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
10701 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
10702 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
10703 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
10704 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
10705 stack pointer register.
10706 (output_movhi): Remove code for interrupt specific writing to the
10707 stack pointer register.
10709 2008-05-31 Richard Guenther <rguenther@suse.de>
10711 PR tree-optimization/34244
10712 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
10713 (tree_expr_nonzero_warnv_p): Likewise.
10714 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
10715 ssa_name_nonnegative_p.
10716 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
10717 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
10718 not tree_expr_nonzero_warnv_p.
10720 PR tree-optimization/36262
10722 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
10724 PR tree-optimization/34244
10725 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
10726 (record_numbers_of_iterations): New function.
10727 (execute_vrp): Cache the numbers of iterations of loops.
10728 * tree-scalar-evolution.c (scev_reset_except_niters):
10730 (scev_reset): Use scev_reset_except_niters.
10731 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
10733 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
10735 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
10736 __WORKAROUND_RETS when appropriate.
10738 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
10740 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
10741 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
10743 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
10744 *fop_df_comm_sse insn patterns using MODEF mode iterator.
10745 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
10746 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
10747 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
10748 *fop_df_1_mixed insn patterns using MODEF mode iterator.
10749 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
10750 *fop_df_1_sse insn patterns using MODEF mode iterator.
10751 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
10752 *fop_df_1_i387 insn patterns using MODEF mode iterator.
10753 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
10754 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
10755 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
10756 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
10757 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
10758 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
10759 (*fop_xf_4_i387): Use <MODE> for mode attribute.
10760 (*fop_xf_5_i387): Ditto.
10761 (*fop_xf_6_i387): Ditto.
10763 2008-05-30 Richard Guenther <rguenther@suse.de>
10765 * builtins.c (build_string_literal): Avoid generating
10766 a non-gimple_val result.
10768 2008-05-30 DJ Delorie <dj@redhat.com>
10770 * exec-tool.in: Use an environment variable (private) instead of a
10771 file (shared) as a semaphore, so as to not break parallel builds.
10773 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
10775 * optabs.c (maybe_encapsulate_block): Remove.
10776 (emit_libcall_block): Adjust accordingly.
10777 * optabs.h (maybe_encapsulate_block): Remove prototype.
10779 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
10780 Don't use maybe_encapsulate_block.
10782 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
10784 * config/rs6000/rs6000.c (rs6000_legitimize_address,
10785 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
10786 rtx is a SYMBOL_REF before calling get_pool_constant.
10788 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
10790 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
10792 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
10794 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
10795 rather than OS names to choose INO_T_EQ definition.
10796 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
10797 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
10799 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
10802 * config/darwin-f.c: New.
10803 * config/t-darwin: Added rule to build darwin-f.o.
10804 * config.gcc: Defined new variable, fortran_target_objs.
10805 (*-*-darwin*): Set fortran_target_objs.
10806 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
10807 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
10808 * configure: Regenerated.
10810 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
10813 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
10814 canonical type if needed.
10816 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
10818 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
10820 2008-05-29 Richard Guenther <rguenther@suse.de>
10822 PR tree-optimization/36343
10823 PR tree-optimization/36346
10824 PR tree-optimization/36347
10825 * tree-flow.h (clobber_what_p_points_to): Declare.
10826 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
10827 pointed-to variable is dereferenced is irrelevant to whether
10828 the pointer can access the pointed-to variable.
10829 (clobber_what_p_points_to): New function.
10830 * tree-ssa-alias.c (set_initial_properties): Use it.
10831 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
10832 call clobber check for NMTs.
10834 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
10836 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
10837 for printing gcov_type.
10839 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
10841 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
10842 and the eh region information.
10843 * value-prof.c (gimple_move_stmt_histograms): New function.
10844 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
10846 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
10848 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
10850 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
10852 * value-prof.c (tree_ic_transform): Print counts.
10853 * tree-profile.c (tree_gen_ic_func_profiler):
10854 Clear __gcov_indreict_call_callee variable to avoid misattribution
10857 2008-05-28 Rafael Espindola <espindola@google.com>
10859 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
10862 2008-05-28 Richard Guenther <rguenther@suse.de>
10864 PR tree-optimization/36339
10865 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
10866 and clobbering code out of the loop.
10868 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
10870 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
10873 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
10874 s390_contiguous_bitmask_p, s390_symref_operand_p,
10875 s390_check_symref_alignment, s390_reload_larl_operand,
10876 s390_reload_symref_address): New functions.
10877 (s390_branch_condition_mnemonic): Support compare and branch
10879 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
10880 and 'W' constraints.
10881 (s390_secondary_reload): Add secondary reloads for unaligned
10882 symbol refs or symbol refs to floating point or QI/TI mode
10884 (legitimate_address_p): Accept symbol references as addresses.
10885 (s390_expand_insv): Use rotate and insert selected bits
10886 instruction for insv when building for z10.
10887 (print_operand_address): Handle symbol ref addresses.
10888 (print_operand): Output modifier 'c' added for signed byte values.
10889 (s390_encode_section_info): Mark symbol refs with
10890 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
10892 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
10893 (length attribute): RRF, RRR have 4 byte length.
10894 (FPALL, INTALL): New mode iterators added.
10895 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
10896 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
10897 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
10898 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
10899 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
10900 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
10901 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
10902 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
10904 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
10905 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
10906 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
10907 reload<INTALL:mode><P:mode>_toreg_z10,
10908 reload<FPALL:mode><P:mode>_tomem_z10,
10909 reload<FPALL:mode><P:mode>_toreg_z10,
10910 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
10911 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
10912 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
10913 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
10915 (movmem, clrmem, cmpmem): New splitters added.
10917 * config/s390/predicates.md (larl_operand): Use
10918 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
10919 SYMBOL_REF_ALIGN1_P.
10920 (s390_signed_integer_comparison,
10921 s390_unsigned_integer_comparison): New predicates.
10923 * config/s390/s390-protos.h (s390_check_symref_alignment,
10924 s390_contiguous_bitmask_p, s390_reload_larl_operand,
10925 s390_reload_symref_address,
10926 s390_compare_and_branch_condition_mask): Prototypes added.
10928 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
10929 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
10930 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
10932 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
10934 * config/s390/s390.c (z10_cost): New cost function for z10.
10935 (s390_handle_arch_option, override_options): Support -march=z10 switch.
10936 (s390_issue_rate): Adjust issue rate for z10.
10937 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
10938 (processor_flags): Add PF_Z10.
10939 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
10940 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
10941 * gcc/config.gcc: Add z10.
10943 2008-05-28 Richard Guenther <rguenther@suse.de>
10945 PR tree-optimization/36291
10946 * tree-flow. h (struct gimple_df): Remove var_anns member.
10947 * tree-flow-inline.h (gimple_var_anns): Remove.
10948 (var_ann): Simplify.
10949 * tree-dfa.c (create_var_ann): Simplify.
10950 (remove_referenced_var): Clear alias info from var_anns of globals.
10951 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
10952 (delete_tree_ssa): Clear alias info from var_anns of globals.
10953 Do not free var_anns.
10954 (var_ann_eq): Remove.
10955 (var_ann_hash): Likewise.
10957 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
10959 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
10960 and loongson2f entries.
10961 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
10962 * config/mips/mips.h (processor_type): Add Loongson-2E
10963 and Loongson-2F entries.
10964 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
10965 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
10966 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
10967 * doc/invoke.texi (MIPS Options): Document loongson2e
10968 and loongson2f processor names.
10970 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
10974 * config/i386/i386.c (ix86_function_arg_boundary): Use
10975 alignment of canonical type.
10976 (ix86_expand_vector_move): Check unaligned memory access for
10979 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
10981 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
10982 Moved to the front of file.
10984 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
10985 H.J. Lu <hongjiu.lu@intel.com>
10987 * dwarf2out.c (current_fde): New.
10989 (lookup_cfa:): Likewise.
10990 (dwarf2out_end_epilogue): Likewise.
10991 (dwarf2out_note_section_used): Likewise.
10993 2008-05-27 Michael Matz <matz@suse.de>
10996 * c.opt (Wenum-compare): New warning option.
10997 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
10999 2008-05-27 Michael Matz <matz@suse.de>
11001 PR middle-end/36326
11002 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
11004 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
11005 into memory as tail calls.
11007 2008-05-27 Richard Guenther <rguenther@suse.de>
11009 PR tree-optimization/36339
11010 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
11011 pointers cause all addressable variables to be call clobbered.
11013 2008-05-27 Richard Guenther <rguenther@suse.de>
11015 PR tree-optimization/36245
11016 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
11018 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11020 * config/s390/s390.md: Replace all occurences of the 'm'
11021 constraint with 'RT'.
11023 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11025 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
11027 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
11029 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
11030 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
11031 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
11033 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11035 * reload.c: (find_reloads): Skip alternatives according to the
11036 "enabled" attribute. Constify the constraint variable.
11037 * recog.c (get_attr_enabled): Add default implementation.
11038 (extract_insn): Set the alternative_enabled_p array
11039 in the recog_data struct.
11040 (preprocess_constraints, constrain_operands): Skip
11041 alternatives according to the "enabled" attribute
11042 * recog.h (struct recog_data): New field alternative_enabled_p.
11043 (skip_alternative): New inline function.
11044 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
11045 (record_reg_classes): Skip alternative according to the
11046 "enabled" attribute.
11048 * doc/md.texi: Add documention for the "enabled" attribute.
11050 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11052 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
11053 * postreload.c (reload_cse_simplify_operands): Replace 'm'
11054 constraint with TARGET_MEM_CONSTRAINT.
11055 * recog.c (asm_operand_ok, preprocess_constraints,
11056 constrain_operands): Likewise.
11057 * regclass.c (record_reg_classes): Likewise.
11058 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
11059 * reload1.c (maybe_fix_stack_asms): Likewise.
11060 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
11061 * recog.h: Adjust comment.
11062 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
11063 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
11064 * doc/md.texi: Add a note to description of 'm' constraint.
11065 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
11067 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
11069 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
11070 that the bitfield is of integral type before testing its precision.
11072 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11073 Sa Liu <saliu@de.ibm.com>
11075 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
11076 __modti3, __udivti3, __umodti3 and __udivmodti4.
11077 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
11078 that implement TImode mul and div functions.
11079 * config/spu/multi3.c: New. Implement __multi3.
11080 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
11081 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
11084 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
11086 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
11087 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
11088 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
11089 tls_sysv_suffix): New mode and mode attribute iterators.
11090 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
11091 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
11092 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
11093 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
11094 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
11097 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
11099 PR tree-optimization/36329
11100 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
11101 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
11102 * cgraphbuild.c (initialize_inline_failed): Use the latter
11103 macro in lieu of the former.
11104 * ipa-inline.c (cgraph_mark_inline): Likewise.
11105 (cgraph_decide_inlining_of_small_function): Likewise.
11106 (cgraph_decide_inlining): Likewise.
11107 (cgraph_decide_inlining_incrementally): Likewise.
11109 2008-05-26 Tristan Gingold <gingold@adacore.com>
11110 Anatoly Sokolov <aesok@post.ru>
11112 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
11113 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
11114 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
11115 optimization for 'avr6' architecture.
11117 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
11120 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
11122 2008-05-26 Richard Guenther <rguenther@suse.de>
11124 * tree-ssa-sccvn.c (expr_has_constants): Declare.
11125 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
11127 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
11129 PR middle-end/36253
11130 * caller-save.c (insert_restore): Verify alignment of spill space.
11131 (insert_save): Likewise.
11132 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
11133 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
11134 (STACK_SLOT_ALIGNMENT): Likewise.
11135 * function.c (LOCAL_ALIGNMENT): Removed.
11136 (get_stack_local_alignment): New.
11137 (assign_stack_local): Use it. Set alignment on stack slot.
11138 (assign_stack_temp_for_type): Use get_stack_local_alignment.
11139 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
11140 (STACK_SLOT_ALIGNMENT): New.
11141 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
11142 stack slot in XFmode.
11144 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
11146 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
11149 * config/i386/i386.md (allocate_stack_worker_64): Make sure
11150 argument operand in rax isn't removed.
11152 2008-05-26 Richard Guenther <rguenther@suse.de>
11154 PR middle-end/36300
11155 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
11156 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
11158 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11161 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
11163 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
11165 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
11166 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
11168 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11170 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
11171 build a trampoline if we don't want one.
11172 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
11173 return zero for nested functions if we don't want a trampoline.
11175 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11177 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
11179 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11182 * c.opt: Removed undocumented option '-lang-fortran'.
11183 * c-common.h: Removed global variable 'lang_fortran'.
11184 * c-opts.c (c_common_handle_option): Removed code to handle
11185 option '-lang-fortran'. Updated includes.
11186 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
11187 definition of '__GFORTRAN__'.
11188 (define__GNUC__): Reimplemented to use BASEVER and
11189 cpp_define_formatted.
11190 (builtin_define_with_value_n): Removed.
11191 * c-incpath.h: Renamed to ...
11192 * incpath.h: ... this.
11193 * c-incpath.c: Renamed to ...
11194 * incpath.c: ... this. Updated includes.
11195 * fix-header.c: Updated includes.
11196 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
11197 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
11198 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
11200 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11202 * tree.h: Update the table of flags used on tree nodes.
11203 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
11204 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
11205 (FORCED_LABEL): Add access check.
11206 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
11207 (ASM_INPUT_P): Likewise.
11208 (ASM_VOLATILE_P): Likewise.
11209 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
11210 (OMP_SECTION_LAST): Access private_flag directly.
11211 (OMP_RETURN_NOWAIT): Likewise.
11212 (OMP_PARALLEL_COMBINED): Likewise.
11213 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
11214 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
11215 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
11216 deprecated_flag directly.
11218 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
11220 * final.c (frame_pointer_needed): Removed.
11221 * flags.h (frame_pointer_needed): Likewise.
11223 * function.h (rtl_data): Add frame_pointer_needed.
11224 (frame_pointer_needed): New.
11226 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
11228 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
11230 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
11232 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
11235 2008-05-25 Alan Modra <amodra@bigpond.net.au>
11237 * c-common.c (strip_array_types): Move function to..
11239 (get_inner_array_type): Delete.
11240 * c-common.h (strip_array_types): Move declaration to..
11242 (get_inner_array_type): Delete.
11243 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
11244 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
11245 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
11246 * config/pa/pa.c (emit_move_sequence): Likewise.
11248 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
11250 * config/i386/i386.md (*sse_prologue_save_insn): Set length
11253 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
11255 * function.c: Include target hook for nonlocal_goto frame value.
11257 2008-05-24 Richard Guenther <rguenther@suse.de>
11259 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
11260 variable can be only accessed through a pointer or a union.
11262 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11264 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
11265 * doc/extend.texi: Likewise.
11267 2008-05-23 DJ Delorie <dj@redhat.com>
11269 * config/m32c/jump.md (untyped_call): Add.
11271 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
11272 for A24 to PSImode.
11273 (m32c_address_cost): Detail costs for indirect offsets.
11275 2008-05-23 Rafael Espindola <espindola@google.com>
11277 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
11278 if a node is a SUBREG.
11279 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
11282 2008-05-23 Paul Brook <paul@codesourcery.com>
11283 Carlos O'Donell <carlos@codesourcery.com>
11285 * doc/extend.texi: Clarify use of __attribute__((naked)).
11286 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11287 * target.h (gcc_target): Add allocate_stack_slots_for_args.
11288 * function.c (use_register_for_decl): Use
11289 targetm.calls.allocate_stack_slots_for_args.
11290 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11291 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
11292 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
11294 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
11296 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
11298 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
11300 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
11301 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
11302 is only rounded once.
11304 2008-05-23 Richard Guenther <rguenther@suse.de>
11306 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
11308 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
11309 Jakub Jelinek <jakub@redhat.com>
11312 * configure.ac: Handle --enable-cld.
11313 * configure: Regenerated.
11314 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
11315 * config/i386/i386.h (struct machine_function): Add needs_cld field.
11316 (ix86_current_function_needs_cld): New define.
11317 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
11318 (cld): New isns pattern.
11319 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
11320 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
11321 * config/i386/i386.opt (mcld): New option.
11322 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
11323 TARGET_CLD and ix86_current_function_needs_cld.
11324 (override_options): Use -mcld by default for 32-bit code if
11327 * doc/install.texi (Options specification): Document --enable-cld.
11328 * doc/invoke.texi (Machine Dependent Options)
11329 [i386 and x86-64 Options]: Add -mcld option.
11330 (Intel 386 and AMD x86-64 Options): Document -mcld option.
11332 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
11333 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
11334 (return_in_memory_64): Likewise.
11335 (return_in_memory_ms_64): Likewise.
11337 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11339 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
11340 * builtins.c (fold_builtin_fpclassify): New.
11341 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
11342 * builtins.def (BUILT_IN_FPCLASSIFY): New.
11343 * c-common.c (handle_type_generic_attribute): Adjust to accept
11344 fixed arguments before an elipsis.
11345 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
11346 * doc/extend.texi: Document __builtin_fpclassify.
11348 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
11350 * omp-low.c (gate_expand_omp_ssa): Remove.
11351 (pass_expand_omp_ssa): Remove.
11352 (gate_expand_omp): Do not check for flag_openmp_ssa.
11353 * common.opt (-fopenmp-ssa): Remove.
11354 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
11356 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
11358 * config/sh/sh.opt (mfixed-range): New option.
11359 * config/sh/sh-protos.h (sh_fix_range): Declare.
11360 * config/sh/sh.c (sh_fix_range): New function.
11361 * config/sh/sh.h (sh_fixed_range_str): Declare.
11362 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
11364 * doc/invoke.texi (SH Options): Document -mfixed-range.
11366 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
11368 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
11369 it before the redeclaration.
11371 2008-05-22 Anatoly Sokolov <aesok@post.ru>
11373 * config/avr/avr.c (get_sequence_length): Add new function.
11374 (expand_prologue, expand_epilogue): Remove duplicate code.
11376 2008-05-22 Rafael Espindola <espindola@google.com>
11378 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
11381 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
11383 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
11384 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
11386 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
11387 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
11388 (vect_update_misalignment_for_peel): Likewise.
11389 (vector_alignment_reachable_p): Likewise.
11390 * tree-vect-transform.c (vectorizable_load): Likewise.
11391 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
11392 (get_vectype_for_scalar_type): Pass mode of scalar_type
11393 to UNITS_PER_SIMD_WORD.
11395 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
11396 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
11397 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
11398 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
11399 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
11401 2008-05-22 Ira Rosen <irar@il.ibm.com>
11403 PR tree-optimization/36293
11404 * tree-vect-transform.c (vect_transform_strided_load): Don't check
11405 if the first load must be skipped because of a gap.
11407 2008-05-22 Richard Guenther <rguenther@suse.de>
11409 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
11410 more cases of offset disambiguation that is possible if
11411 strict-aliasing rules apply.
11412 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
11413 for basic offset and type-based disambiguation.
11415 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11417 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
11418 ix86_expand_vector_set on V16QImode for SSE4.1.
11420 2008-05-21 Tom Tromey <tromey@redhat.com>
11422 * c.opt (Wimport): Mark as undocumented.
11423 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
11425 (Warning Options): Likewise.
11426 * doc/cppopts.texi: Don't mention -Wimport.
11428 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
11430 PR tree-optimization/36287
11431 PR tree-optimization/36286
11432 * lambda-code.c (build_access_matrix): Do not use the loop->num
11433 for computing the number of induction variables: use the loop depth
11436 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
11439 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
11440 option -f(no-)leading-underscore.
11442 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11444 * config/i386/i386.c (ix86_expand_vector_init_general): Use
11445 GET_MODE_NUNITS (mode).
11447 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
11449 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
11450 (-mmulhw): Add 464 to description.
11451 (-mdlmzb): Likewise.
11452 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
11453 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
11455 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
11456 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
11457 * config/rs6000/rs6000.md: Update comments for 464.
11459 2008-05-21 Janis Johnson <janis187@us.ibm.com>
11461 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
11463 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11465 * config/i386/sse.md (vec_extractv4sf): Removed.
11466 (vec_extractv2df): Likewise.
11467 (vec_extractv2di): Likewise.
11468 (vec_extractv4si): Likewise.
11469 (vec_extractv8hi): Likewise.
11470 (vec_extractv16qi): Likewise.
11471 (vec_extract<mode>): New.
11473 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11475 * config/i386/sse.md (vec_setv4sf): Removed.
11476 (vec_setv2df): Likewise.
11477 (vec_setv2di): Likewise.
11478 (vec_setv4si): Likewise.
11479 (vec_setv8hi): Likewise.
11480 (vec_setv16qi): Likewise.
11481 (vec_set<mode>): New.
11483 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11485 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
11486 goto for vec_concat and vec_interleave.
11488 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11490 * config/i386/sse.md (vec_initv4sf): Removed.
11491 (vec_initv2df): Likewise.
11492 (vec_initv2di): Likewise.
11493 (vec_initv4si): Likewise.
11494 (vec_initv8hi): Likewise.
11495 (vec_initv16qi): Likewise.
11496 (vec_init<mode>): New.
11498 2008-05-21 Joseph Myers <joseph@codesourcery.com>
11500 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
11502 2008-05-21 Tom Tromey <tromey@redhat.com>
11504 * ggc-zone.c (lookup_page_table_if_allocated): New function.
11505 (zone_find_object_offset): Likewise.
11506 (gt_ggc_m_S): Likewise.
11507 (highest_bit): Likewise.
11508 * ggc-page.c (gt_ggc_m_S): New function.
11509 * stringpool.c (string_stack): Remove.
11510 (init_stringpool): Update.
11511 (ggc_alloc_string): Use ggc_alloc.
11512 (maybe_delete_ident): New function.
11513 (ggc_purge_stringpool): Likewise.
11514 (gt_ggc_m_S): Remove.
11515 * ggc-common.c (ggc_protect_identifiers): New global.
11516 (ggc_mark_roots): Call ggc_purge_stringpool. Use
11517 ggc_protect_identifiers.
11518 * ggc.h (ggc_protect_identifiers): Declare.
11519 (gt_ggc_m_S): Update.
11520 (ggc_purge_stringpool): Declare.
11521 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
11522 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
11524 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
11526 2008-05-21 David S. Miller <davem@davemloft.net>
11528 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
11531 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
11533 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
11536 2008-05-20 David Daney <ddaney@avtrex.com>
11538 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
11539 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
11540 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
11541 UNSPEC_UPDATE_GOT_VERSION): Renumber.
11542 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
11543 (atomic_hiqi_op): New define_code_iterator.
11544 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
11545 mips_expand_compare_and_swap_12.
11546 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
11547 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
11548 (sync_<optab><mode>, sync_old_<optab><mode>,
11549 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
11550 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
11551 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
11552 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
11553 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
11554 (test_and_set_12): New insn.
11555 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
11556 sync_new_<optab><mode>, sync_old_nand<mode>,
11557 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
11558 clobber to operand 0 for SI and DI mode insns.
11559 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
11560 mips_gen_fn_4): New typedefs.
11561 (mips_gen_fn_ptrs): Define new union type.
11562 (mips_expand_compare_and_swap_12): Remove declaration.
11563 (mips_expand_atomic_qihi): Declare function.
11564 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
11565 (mips_expand_atomic_qihi): ... this. Use new generator function
11567 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
11568 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
11569 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
11570 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
11571 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
11572 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
11573 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
11574 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
11575 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
11576 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
11579 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
11581 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
11584 2008-05-20 Anatoly Sokolov <aesok@post.ru>
11586 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
11587 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
11588 (avr_attribute_table): Add 'OS_main' function attribute.
11589 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
11590 functions with 'OS_main' attribute.
11592 2008-05-20 Richard Guenther <rguenther@suse.de>
11594 PR tree-optimization/35204
11595 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
11596 helper, split out from ...
11597 (DFS): ... here. Make the DFS walk non-recursive.
11599 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
11600 Jan Sjodin <jan.sjodin@amd.com>
11602 PR tree-optimization/36181
11603 * tree-parloops.c (loop_has_vector_phi_nodes): New.
11604 (parallelize_loops): Don't parallelize when the loop has vector
11607 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
11608 Sebastian Pop <sebastian.pop@amd.com>
11610 * tree-loop-linear.c (gather_interchange_stats): Look in the access
11611 matrix, and never look at the tree representation of the memory
11613 (linear_transform_loops): Computes parameters and access matrices.
11614 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
11616 (access_matrix_get_index_for_parameter): New.
11617 * tree-data-ref.h (struct access_matrix): New.
11618 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
11619 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
11620 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
11621 am_vector_index_for_loop): New.
11622 (struct data_reference): Add field access_matrix.
11623 (DR_ACCESS_MATRIX): New.
11624 (compute_data_dependences_for_loop): Update declaration.
11625 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
11626 * lambda.h (lambda_vector_vec_p): Declared.
11627 * lambda-code.c: Depend on pointer-set.h.
11628 (lambda_collect_parameters_from_af, lambda_collect_parameters,
11629 av_for_af_base, av_for_af, build_access_matrix,
11630 lambda_compute_access_matrices): New.
11631 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
11633 2008-05-20 Joseph Myers <joseph@codesourcery.com>
11635 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
11636 $SOURCEDIR/include.
11638 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
11639 Sebastian Pop <sebastian.pop@amd.com>
11641 PR tree-optimization/36206
11642 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
11644 (instantiate_scev_1): Rename flags to fold_conversions.
11645 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
11646 outeside instantiation_loop.
11647 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
11648 (evolution_function_is_affine_or_constant_p): Removed.
11649 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
11651 (analyze_siv_subscript): Pass in the loop nest number.
11652 Call evolution_function_is_affine_in_loop instead of
11653 evolution_function_is_affine_p.
11654 (analyze_overlapping_iterations): Pass in the loop nest number.
11656 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
11657 Sebastian Pop <sebastian.pop@amd.com>
11659 PR tree-optimization/36206
11660 * tree-chrec.h (chrec_fold_op): New.
11661 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
11664 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
11666 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
11668 (remove_duplicates): Do not set inode on non-inode systems.
11671 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
11673 * config.gcc (tm_file): Update comments about relative pathnames.
11675 2008-05-20 Richard Guenther <rguenther@suse.de>
11677 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
11678 * tree-ssa-sccvn.c (process_scc): Likewise.
11679 * tree-ssa-sink.c (execute_sink_code): Likewise.
11680 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
11681 * tree-vrp.c (process_assert_insertions): Likewise.
11682 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
11683 (perform_tree_ssa_dce): Likewise.
11684 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
11685 (dump_dominator_optimization_stats): Likewise.
11686 * tree-vectorizer.c (vectorize_loops): Likewise.
11688 2008-05-20 Richard Guenther <rguenther@suse.de>
11690 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
11692 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
11694 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
11695 (ix86_i386elf_return_in_memory): Likewise.
11696 (ix86_i386interix_return_in_memory): Likewise.
11697 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
11698 (SUBTARGET_RETURN_IN_MEMORY): New.
11699 * config/i386/i386elf.h: Likewise.
11700 * config/i386/ptx4-i.h: Likewise.
11701 * config/i386/sol2-10.h: Likewise.
11702 * config/i386/sysv4.h: Likewise.
11703 * config/i386/vx-common.h: Likewise.
11704 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
11705 * config/i386/i386.c (ix86_return_in_memory): Made static and
11706 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
11707 (ix86_i386elf_return_in_memory): Removed.
11708 (ix86_i386interix_return_in_memory): Removed.
11709 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
11710 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
11712 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
11714 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
11716 2008-05-19 Xinliang David Li <davidxl@google.com>
11718 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
11720 * common.opt: Ditto.
11721 * doc/invoke.texi: Ditto.
11723 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
11725 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
11726 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
11728 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
11730 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
11731 sizes of operand array from 8/4 to 4/2.
11732 (ix86_expand_vector_init_general): Change size of operand array
11733 from 32 to 16. Remove op0, op1 and half_mode.
11735 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
11737 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
11738 (ix86_expand_vector_init_interleave): Likewise.
11739 (ix86_expand_vector_init_general): Use them. Assert
11740 word_mode == SImode when n_words == 4.
11742 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
11744 * config/i386/i386.c (ix86_secondary_reload): New static function.
11745 (TARGET_SECONDARY_RELOAD): New define.
11746 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
11747 * config/i386/i386.md (reload_outqi): Remove.
11749 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11751 PR middle-end/35509
11752 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
11753 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
11754 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
11755 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
11756 (fold_builtin_1): Likewise.
11757 * builtins.def (BUILT_IN_ISINF_SIGN): New.
11758 c-common.c (check_builtin_function_arguments): Handle
11759 BUILT_IN_ISINF_SIGN.
11760 * doc/extend.texi: Document __builtin_isinf_sign.
11761 * fold-const.c (operand_equal_p): Handle COND_EXPR.
11763 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
11765 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
11766 EH cleanup at the end of the pass, search for those that have been
11767 turned into forwarder blocks and do the cleanup on their successor.
11769 2008-05-18 Richard Guenther <rguenther@suse.de>
11771 * tree-cfg.c (verify_gimple_expr): Allow conversions from
11772 pointers to sizetype and vice versa.
11774 2008-05-18 Xinliang David Li <davidxl@google.com>
11776 * gcc/tree-ssa-dce.c: Coding style fix.
11777 (check_pow): Documentation comment.
11778 (check_log): Documenation comment. Coding style fix.
11779 (is_unnecessary_except_errno_call): Ditto.
11780 (gen_conditions_for_pow): Ditto.
11781 (gen_conditions_for_log): Ditto.
11782 (gen_shrink_wrap_conditions): Ditto.
11783 (shrink_wrap_one_built_in_calls): Ditto.
11784 * gcc/doc/invoke.texi: Better documentation string.
11785 * ChangeLog: Fix wrong change log entries from
11786 May 17 checkin on function call DCE.
11788 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
11790 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
11792 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
11794 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
11795 * df-problems.c (simulation routines): Fixed block comment to
11796 properly say how to add forwards scanning functions.
11798 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
11800 * tree-inline.c (setup_one_parameter): Remove dead code.
11802 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
11804 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
11805 a BIT_AND_EXPR only for an INTEGER_TYPE.
11807 2008-05-17 Xinliang David Li <davidxl@google.com>
11809 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
11810 (check_pow, check_log, is_unnecessary_except_errno_call): New
11811 functions to check for eliminating math functions that are pure
11812 except for setting errno.
11813 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
11814 general condition expressions for shrink-wrapping pow/log calls.
11815 (gen_shrink_wrap_conditions): Ditto.
11816 (shrink_wrap_one_built_in_call): Ditto.
11817 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
11818 (mark_operand_necessary): If debugging, output if OP is necessary.
11819 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
11821 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
11823 * gcc/common.opt: New user flag -ftree-builtin-dce.
11824 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
11826 2008-05-16 David S. Miller <davem@davemloft.net>
11828 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
11829 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
11831 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
11834 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
11836 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11838 * ifcvt.c (dead_or_predicable): Rename
11839 df_simulate_one_insn_backwards to df_simulate_one_insn.
11840 * recog.c (peephole2_optimize): Ditto.
11841 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
11843 * df.h: Rename df_simulate_one_insn_backwards to
11844 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
11845 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
11846 scanning of defs and uses.
11847 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
11848 (df_simulate_one_insn_forwards): Removed.
11850 2008-05-16 Doug Kwan <dougkwan@google.com>
11852 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
11854 (real_from_string): Handle NaNs and Inf as approriate.
11856 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
11858 * doc/gty.texi (Source Files Containing Type Information): Note
11859 that headers should appear first in the gtfiles list.
11861 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11863 * tree.def (COND_EXEC): Properly documented this code.
11865 2008-05-16 Diego Novillo <dnovillo@google.com>
11867 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
11868 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
11871 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11873 * tree-ssa-dse (max_stmt_uid): Removed.
11874 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
11875 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
11876 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
11877 * function.h (cfun.last_stmt_uid): New field.
11878 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
11879 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
11881 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
11882 (create_stmt_ann): Initialize the ann->uid field.
11883 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
11885 * tree-flow.h (renumber_gimple_stmt_uids): New function.
11887 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
11889 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
11890 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
11891 (init_empty_tree_cfg): Call it.
11893 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11895 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
11898 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11900 * doc/invoke.text (-fdump-tree-*-verbose): New option.
11901 * tree-dump.c (dump_options): New verbose option.
11902 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
11904 * tree-pass.h (TDF_VERBOSE): New dump flag.
11905 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
11906 (tree-flow.h): Added include.
11907 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
11909 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
11911 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
11913 From Jie Zhang <jie.zhang@analog.com>
11914 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11915 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
11916 mcpu=bf561-none and mcpu=bf561-0.2.
11917 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11918 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
11919 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11920 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
11921 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
11922 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
11923 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
11925 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
11926 (cputype_selected): Remove.
11927 (bfin_handle_option): Don't use cputype_selected.
11928 (override_options): When no mcpu option, enable all workarounds.
11929 Don't use bfin_workarounds.
11930 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
11932 (DEFAULT_CPU_TYPE): Don't define.
11934 2008-05-16 Richard Guenther <rguenther@suse.de>
11936 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
11937 on deletion of the last stmt.
11939 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
11941 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
11942 V8HImode for SSE2 and V16QImode for SSE4.1.
11944 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
11946 * cgraph.h (compute_inline_parameters): Made public.
11947 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
11948 variable_generate_summary, function_write_summary,
11949 variable_write_summary, variable_read_summary. Added generate_summary,
11950 write_summary, read_summary.
11951 * cgraphunit.c (cgraph_process_new_functions): Changed call from
11952 pass_ipa_inline.function_generate_summary, to
11953 compute_inline_parameters.
11954 * ipa-inline.c (compute_inline_parameters): Made public and added
11956 (compute_inline_parameters_for_current): New function.
11957 (pass_inline_param): Now calls compute_inline_parameters_for_current.
11958 (inline_generate_summary): Removed parameter and made to loop over
11960 (pass_ipa_inline): Updated for new IPA_PASS structure.
11961 * passes.c (execute_ipa_summary_passes): Now is called once per
11962 pass rather than once per node*pass.
11964 2008-05-15 Anatoly Sokolov <aesok@post.ru>
11966 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
11967 avr_have_mul_p, avr_asm_only_p): Remove variables.
11968 (avr_override_options): Remove initialization of removed variables.
11969 (avr_file_start): Convert removed variables to fields of
11970 'struct base_arch_s *avr_current_arch'.
11971 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
11972 (AVR_HAVE_MUL): (Ditto.).
11973 (AVR_HAVE_MOVW): (Ditto.).
11974 (AVR_HAVE_LPMX): (Ditto.).
11975 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
11976 avr_asm_only_p): Remove declaration.
11978 2008-05-15 Diego Novillo <dnovillo@google.com>
11980 * config/arm/arm.c (arm_return_in_memory): Fix return type.
11981 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
11983 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
11985 PR middle-end/36194
11986 * combine.c (check_conversion): Rename back to check_promoted_subreg.
11987 Don't call record_truncated_value from here.
11988 (record_truncated_value): Turn it into a for_each_rtx callback.
11989 (record_truncated_values): New function.
11990 (combine_instructions): Call note_uses with record_truncated_values.
11991 Change name of check_conversion to check_promoted_subreg.
11993 2008-05-15 Janis Johnson <janis187@us.ibm.com>
11995 * doc/sourcebuild.texi: Document support for torture tests.
11997 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
11999 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
12000 to alternative 4 of operand 2.
12002 2008-05-15 Richard Guenther <rguenther@suse.de>
12004 * tree-pass.h (current_pass): Declare.
12005 (get_pass_for_id): Likewise.
12006 * passes.c (passes_by_id, passes_by_id_size): New globals.
12007 (set_pass_for_id): New function.
12008 (get_pass_for_id): Likewise.
12009 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
12010 (execute_function_todo): Flush per function statistics.
12011 * toplev.c (compile_file): Init statistics.
12012 (general_init): Do early statistics initialization.
12013 (finalize): Finish statistics.
12014 * statistics.h (statistics_early_init): Declare.
12015 (statistics_init): Likewise.
12016 (statistics_fini): Likewise.
12017 (statistics_fini_pass): Likewise.
12018 (statistics_counter_event): Likewise.
12019 (statistics_histogram_event): Likewise.
12020 * statistics.c: New file.
12021 * Makefile.in (OBJS-common): Add statistics.o.
12022 (statistics.o): Add dependencies.
12023 * doc/invoke.texi (-fdump-statistics): Document.
12025 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
12026 (insert): Likewise.
12027 (execute_pre): Use statistics_counter_event.
12028 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
12029 (substitute_and_fold): Increment it. Use statistics_counter_event.
12031 2008-05-15 Diego Novillo <dnovillo@google.com>
12033 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
12035 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
12036 * tree-ssa-alias.c (new_type_alias): Remove references to
12037 sub-variables from comment.
12038 * tree-ssa-operands.c (swap_tree_operands): Likewise.
12040 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12042 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
12043 attribute to 1 only for insertps alternative.
12045 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12047 * config/bfin/bfin.md (loadbytes): New pattern.
12048 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
12049 (bfin_init_builtins): Initialize it.
12050 (bdesc_1arg): Add it.
12052 2008-05-15 Sa Liu <saliu@de.ibm.com>
12054 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
12055 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
12056 * testsuite/lib/target-supports.exp: Add
12057 check_effective_target_fortran_integer_16.
12059 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12061 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
12062 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
12063 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
12064 (TARGET_RETURN_IN_MEMORY): Define.
12066 2008-05-15 Richard Guenther <rguenther@suse.de>
12068 PR middle-end/36244
12069 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
12070 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
12071 represent unmodifiable vars.
12073 2008-05-15 Richard Guenther <rguenther@suse.de>
12075 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
12076 INDIRECT_REF and TARGET_MEM_REF.
12077 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
12080 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12081 H.J. Lu <hongjiu.lu@intel.com>
12083 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
12084 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
12085 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
12086 insn alternatives. Add missing alternatives.
12087 (*vec_concatv2di_rex64_sse4_1): Likewise.
12088 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
12089 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
12090 Require TARGET_SSE.
12092 2008-05-15 Richard Guenther <rguenther@suse.de>
12094 PR tree-optimization/36009
12095 PR tree-optimization/36204
12096 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
12097 (determine_invariantness_stmt): Record the loop a store is
12098 always executed in.
12099 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
12102 2008-05-15 Richard Guenther <rguenther@suse.de>
12104 PR tree-optimization/34330
12105 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
12106 through the pointer will alias the SMT.
12108 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
12110 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
12112 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
12114 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
12116 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12117 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12119 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
12120 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
12121 (vashl_optab): New optab for vector/vector shifts.
12122 (vashr_optab): Ditto.
12123 (vlshr_optab): Ditto.
12124 (vrotl_optab): Ditto.
12125 (vrotr_optab): Ditto.
12126 (optab_subtype): New enum for optab_for_tree_code call.
12127 (optab_for_tree_code): Add enum optab_subtype argument.
12129 * optabs.c (optab_for_tree_code): Take an additional argument to
12130 distinguish between a vector shift by a scalar and vector shift by
12131 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
12132 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
12133 vector shift by a vector.
12134 (expand_widen_pattern_expr): Pass additional argument to
12135 optab_for_tree_code.
12137 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
12138 vrotl_optab, vrotr_optab.
12140 * expr.c (expand_expr_real_1): Update calls to
12141 optab_for_tree_code to distinguish between vector shifted by a
12142 scalar and vector shifted by a vector.
12143 * tree-vectorizer.c (supportable_widening_operation): Ditto.
12144 (supportable_narrowing_operation): Ditto.
12145 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
12146 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
12147 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
12148 (vect_create_epilog_for_reduction): Ditto.
12149 (vectorizable_reduction): Ditto.
12150 (vectorizable_operation): Ditto.
12151 (vect_strided_store_supported): Ditto.
12152 (vect_strided_load_supported): Ditto.
12153 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12154 * expmed.c (expand_shift): Ditto.
12156 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
12158 (ashr@var{m}3): Ditto.
12159 (vashl@var{m}3): Document new vector/vector shift standard name.
12160 (vashr@var{m}3): Ditto.
12161 (vlshr@var{m}3): Ditto.
12162 (vrotl@var{m}3): Ditto.
12163 (vrotr@var{m}3): Ditto.
12165 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
12166 (PPERM_INVERT): Ditto.
12167 (PPERM_REVERSE): Ditto.
12168 (PPERM_REV_INV): Ditto.
12169 (PPERM_ZERO): Ditto.
12170 (PPERM_ONES): Ditto.
12171 (PPERM_SIGN): Ditto.
12172 (PPERM_INV_SIGN): Ditto.
12173 (PPERM_SRC1): Ditto.
12174 (PPERM_SRC2): Ditto.
12176 * config/i386/sse.md (mulv2di3): Add SSE5 support.
12177 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
12178 allows a memory operand to be the value being added, and split it
12179 to improve vectorization.
12180 (sse5_pmacsdqh_mem): Ditto.
12181 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
12182 (sse5_mulv2div2di3_high): Ditto.
12183 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
12184 (vec_pack_trunc_v4si): Ditto.
12185 (vec_pack_trunc_v2di): Ditto.
12186 (sse5_pcmov_<mode>): Remove code that tried to use use
12187 andps/andnps instead of pcmov.
12188 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
12189 pmacsdqh instructions.
12190 (vec_widen_smult_lo_v4si): Ditto.
12192 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
12193 (PPERM_INVERT): Ditto.
12194 (PPERM_REVERSE): Ditto.
12195 (PPERM_REV_INV): Ditto.
12196 (PPERM_ZERO): Ditto.
12197 (PPERM_ONES): Ditto.
12198 (PPERM_SIGN): Ditto.
12199 (PPERM_INV_SIGN): Ditto.
12200 (PPERM_SRC1): Ditto.
12201 (PPERM_SRC2): Ditto.
12202 (ix86_expand_sse_movcc): Move the SSE5 test after the if
12204 (ix86_expand_int_vcond): If SSE5 generate all possible integer
12206 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
12207 says ignore whether the last reference is a memory operand.
12209 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12210 Paolo Bonzini <bonzini at gnu dot org>
12212 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
12215 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
12216 (vlshr<mode>3): Rename from vlshr<mode>3.
12217 (vashr<mode>3): Rename from vashr<mode>3.
12218 (mulv4sf3): Change the names of vector shift patterns.
12222 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
12225 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
12250 * config/spu/spu.md (v): New iterator macro to add v for vector types.
12251 (floatunssidf2_internal): Change vector/vector shift names.
12252 (floatunsdidf2_internal): Ditto.
12259 (vashl<mode>3): Rename from ashl<mode>3.
12260 (vashr<mode>3): Rename from ashr<mode>3.
12261 (vlshr<mode>3): Rename from lshr<mode>3.
12262 (vrotl<mode>3): Rename from rotl<mode>3.
12264 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12267 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
12268 multiply gives the wrong value when doing widening multiplies.
12269 (vec_widen_smult_lo_v4si): Ditto.
12271 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12273 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
12274 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
12275 emit_library_call_value.
12276 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
12277 * tree.h (ECF_LIBCALL_BLOCK): Removed.
12278 * calls.c (initialize_argument_information, precompute_arguments,
12279 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
12280 (precompute_arguments): Removed flags parameter.
12281 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
12283 2008-05-14 Richard Guenther <rguenther@suse.de>
12285 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
12286 Make sure to register the store if the use is a PHI_NODE.
12288 2008-05-14 Olivier Hainque <hainque@adacore.com>
12290 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
12291 memory if the component is to be referenced in BLKmode according
12292 to get_inner_reference.
12294 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
12296 * calls.c (emit_library_call_value_1): Restore code clearing
12297 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
12299 2008-05-14 Olivier Hainque <hainque@adacore.com>
12300 Nicolas Roche <roche@adacore.com>
12302 * configure.ac: Add support for a "gcc_subdir" variable in
12303 config-lang.in, to denote a subdirectory where the language/GCC
12304 integration files are to be found.
12305 * configure: Regenerate.
12307 2008-05-14 Ira Rosen <irar@il.ibm.com>
12309 PR tree-optimization/36098
12310 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
12311 value for the first load in the group in case of a gap.
12312 (vect_build_slp_tree): Check that there are no gaps in loads.
12314 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12316 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
12317 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
12318 expand_copysign_bit, ): Change call to emit_no_conflict_block to
12319 emit_insn and remove unneeded code to construct extra args.
12320 (emit_no_conflict_block): Removed.
12321 * optabls.h: (emit_no_conflict_block): Removed.
12322 * cse.c (cse_extended_basic_block): Remove search for
12323 REG_NO_CONFLICT note.
12324 * global.c: Removed incorrect comment added in revision 117.
12325 * expr.c (convert_move): Change call to emit_no_conflict_block to
12327 * recog.c: Change comments so that they do not mention
12329 * local_alloc.c (combine_regs): Removed last parameter.
12330 (no_conflict_p): Removed.
12331 (block_alloc): Removed note, no_conflict_combined_regno and set
12332 local vars. Removed all code to process REG_NO_CONFLICT blocks.
12333 (combine_regs): Removed already_dead and code to look for
12334 REG_NO_CONFLICT notes.
12335 * lower_subreg (remove_retval_note): Removed code to look for
12336 REG_NO_CONFLICT block.
12337 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
12338 (resolve_clobber): Remove code to process libcalls that have
12339 REG_NO_CONFLICT notes.
12340 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
12342 * combine.c (can_combine_p, distribute_notes): Removed
12343 REG_NO_CONFLICT case.
12344 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
12346 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
12347 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
12349 * reg-notes.def (NO_CONFLICT): Removed.
12351 2008-05-14 David S. Miller <davem@davemloft.net>
12353 * config/sparc/sparc.c (sparc_profile_hook): If
12354 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
12355 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
12356 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12358 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
12360 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
12362 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
12365 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
12366 and op1 expansion before vector concat to have less live pseudos.
12368 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
12370 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
12371 ix86_expand_vector_set if supported.
12373 2008-05-13 Diego Novillo <dnovillo@google.com>
12374 Kenneth Zadeck <zadeck@naturalbridge.com>
12376 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
12378 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
12379 phinodes_print_statistics, init_ssanames, fini_ssanames,
12380 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
12381 release_ssa_name, release_defs, replace_ssa_name_symbol,
12382 ssanames_print_statistics): Move ...
12383 * tree-flow.h: ... here.
12384 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
12385 Use FN instead of cfun.
12386 (make_ssa_name_fn): Rename from make_ssa_name.
12387 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
12388 * tree-flow-inline.h (make_ssa_name): Move from
12389 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
12390 * omp-low.c (expand_omp_parallel):
12391 * tree-flow-inline.h (redirect_edge_var_map_result):
12392 * tree-ssa.c (init_tree_ssa): Add argument FN.
12393 Use it instead of cfun. Update all users.
12395 2008-05-13 Tom Tromey <tromey@redhat.com>
12397 PR preprocessor/22168:
12398 * doc/cpp.texi (Top): Update menu.
12399 (Alternatives to Wrapper #ifndef): New node.
12400 (Other Directives): Document deprecation.
12401 (Obsolete Features): Remove menu.
12402 (Assertions): Merge node into Obsolete Features.
12403 (Obsolete once-only headers): Move earlier; rename to Alternatives
12404 to Wrapper #ifndef.
12405 * doc/cppopts.texi: Update.
12406 * c.opt (Wdeprecated): Enable for C and ObjC.
12407 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
12408 (C++ Dialect Options): Move -Wno-deprecated from here to...
12409 (Warning Options): ... here.
12411 2008-05-13 Richard Guenther <rguenther@suse.de>
12413 PR middle-end/36227
12414 * fold-const.c (fold_sign_changed_comparison): Do not allow
12415 changes in pointer-ness.
12417 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12420 * config/sh/sh.c (sh_expand_prologue): Don't clear
12421 RTX_FRAME_RELATED_P for push insns.
12423 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
12425 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
12427 2008-05-12 Anatoly Sokolov <aesok@post.ru>
12429 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
12430 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
12431 Use 'machine->is_leaf' instead of 'leaf_func_p'.
12433 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
12435 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
12436 (*vec_concatv4sf_sse): This.
12437 (*sse2_concatv2si): Renamed to ...
12438 (*vec_concatv2si_sse2): This.
12439 (*sse1_concatv2si): Renamed to ...
12440 (*vec_concatv2si_sse): This.
12441 (*vec_concatv2di_rex): Renamed to ...
12442 (*vec_concatv2di_rex64): This.
12443 (*vec_concatv2si_sse4_1): New.
12444 (*vec_concatv2di_rex64_sse4_1): Likewise.
12446 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
12448 PR rtl-optimization/36111
12449 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
12450 that was created for swappable operands.
12452 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
12455 * Makefile.in: Substitute GNATMAKE and GNATBIND.
12456 * configure.ac: Add call to ACX_PROG_GNAT.
12458 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
12460 * optc-gen.awk: Fix comment typo.
12462 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12464 * pretty-print.c (pp_integer_with_precision): Use
12465 HOST_LONG_LONG_FORMAT.
12467 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
12469 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
12471 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
12473 * config/i386/i386.c (bdesc_ptest): Removed.
12474 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
12475 (bdesc_args): Add __builtin_ia32_ptestz128,
12476 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
12477 (ix86_init_mmx_sse_builtins): Updated.
12478 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
12479 (ix86_expand_builtin): Updated.
12481 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
12483 * tree-cfg.c (valid_fixed_convert_types_p): New function.
12484 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
12486 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
12488 * value-prof.c (interesting_stringop_to_profile): Do not
12489 return early for BUILT_IN_MEMPCPY.
12491 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
12493 * calls.c (expand_call): Don't use callgraph to increase
12494 preferred_stack_boundary.
12496 * cgraph.h (cgraph_rtl_info): Use unsigned on
12497 preferred_incoming_stack_boundary.
12499 * final.c (rest_of_clean_state): Use unsigned on
12500 preferred_stack_boundary.
12502 2008-05-09 Tom Tromey <tromey@redhat.com>
12504 PR preprocessor/22231:
12505 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
12508 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
12510 PR tree-optimization/36129
12511 * tree-ssa-ccp.c: Include value-prof.h.
12512 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
12513 built-in function was folded to a constant.
12514 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
12516 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
12517 Sebastian Pop <sebastian.pop@amd.com>
12519 * tree-scalar-evolution.c: Document instantiate_scev.
12520 (instantiate_parameters_1): Renamed instantiate_scev_1.
12521 Don't use the same loop for instantiation_loop and evolution_loop.
12522 (instantiate_scev): New.
12523 (instantiate_parameters): Moved...
12524 (resolve_mixers): Update call to instantiate_scev_1 to pass the
12525 same loop twice. Maintains the semantics for this function.
12526 * tree-scalar-evolution.h (instantiate_scev): Declare.
12527 (instantiate_parameters): ...here. Now static inline.
12528 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
12529 instead of resolve_mixers.
12531 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
12533 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
12535 2008-05-09 Tomas Bily <tbily@suse.cz>
12537 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
12538 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
12539 * tree-ssa-structalias.c (get_constraint_for): Likewise.
12540 * c-common.c (c_common_truthvalue_conversion): Likewise.
12541 * tree-object-size.c (compute_object_offset): Likewise.
12542 * tree-inline.c (estimate_num_insns_1): Likewise.
12543 * varasm.c (const_hash_1, compare_constant, copy_constant)
12544 (compute_reloc_for_constant, output_addressed_constants)
12545 (initializer_constant_valid_p): Likewise.
12546 * c-omp.c (check_omp_for_incr_expr): Likewise.
12547 * gimplify.c (gimplify_expr): Likewise.
12548 * c-typeck.c (c_finish_return): Likewise.
12549 * tree-vectorizer.c (supportable_widening_operation)
12550 (supportable_narrowing_operation): Likewise.
12551 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
12552 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
12553 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
12554 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
12555 (descr_info_loc): Likewise.
12556 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
12557 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
12558 (fold_unary): Likewise.
12559 * builtins.c (get_pointer_alignment): Likewise.
12560 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
12561 (instantiate_parameters_1): Likewise.
12562 * tree.c (expr_align, stabilize_reference): Likewise.
12563 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
12564 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
12565 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
12566 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
12567 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
12568 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
12570 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
12571 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
12572 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
12573 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
12574 (forward_propagate_comparison)
12575 (tree_ssa_forward_propagate_single_use_vars): Likewise.
12576 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
12577 * emit-rtl.c (component_ref_for_mem_expr)
12578 (set_mem_attributes_minus_bitpos): Likewise.
12579 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
12580 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
12582 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
12583 (build_function_call, pointer_diff, build_compound_expr)
12584 (c_finish_return): Likewise.
12585 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
12586 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
12588 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
12589 * expr.c (is_aligning_offset): Likewise.
12590 * tree-ssa-alias.c (is_escape_site): Likewise.
12591 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
12592 (check_all_va_list_escapes): Likewise.
12593 * tree-ssa-loop-ivopts.c (determine_base_object)
12594 (determine_common_wider_type): Likewise.
12595 * dojump.c (do_jump): Likewise.
12596 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
12597 * tree-gimple.c (is_gimple_cast): Likewise.
12598 * fold-const.c (decode_field_reference, )
12599 (fold_sign_changed_comparison, fold_unary, fold_comparison)
12600 (fold_binary): Likewise.
12601 * tree-ssa-alias-warnings.c (find_alias_site_helper)
12602 (already_warned_in_frontend_p): Likewise.
12603 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
12604 * tree.c (really_constant_p, get_unwidened): Likewise.
12605 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
12606 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
12607 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
12609 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
12611 (CONVERT_EXPR_P): Define.
12612 (CASE_CONVERT): Define.
12614 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
12616 PR middle-end/36117
12617 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
12618 (delete_unmarked_insns): When deleting a call, call
12619 delete_unreachable_blocks.
12620 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
12621 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
12623 2008-05-08 Richard Guenther <rguenther@suse.de>
12625 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
12626 (-ftree-salias): Likewise.
12627 (salias-max-implicit-fields): Remove param documentation.
12628 (salias-max-array-elements): Likewise.
12629 * tree-pass.h (pass_create_structure_vars): Remove.
12630 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
12631 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
12632 * tree-ssa-alias.c (create_structure_vars): Remove.
12633 (gate_structure_vars): Likewise.
12634 (pass_create_structure_vars): Likewise.
12635 (gate_build_alias): Likewise.
12636 (pass_build_alias): Adjust to run always and dump the function.
12637 * common.opt (ftree-salias): Hide.
12638 * passes.c (init_optimization_passes): Remove
12639 pass_create_structure_vars, adjust comment.
12640 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
12641 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
12642 * opts.c (decode_options): Do not set flag_tree_salias.
12643 (common_handle_option): Add OPT_ftree_salias to the backward
12644 compatibility section.
12646 2008-05-08 Richard Guenther <rguenther@suse.de>
12648 * tree-flow-inline.h (var_can_have_subvars): Move ...
12649 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
12650 * tree-flow.h (var_can_have_subvars): Remove.
12651 (push_fields_onto_fieldstack): Remove.
12652 (sort_fieldstack): Likewise.
12653 (struct fieldoff): Move ...
12654 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
12655 alias_set and base_for_components fields.
12656 (sort_fieldstack): Make static.
12657 (push_fields_onto_fieldstack): Likewise. Remove code that
12658 handles anything but RECORD_TYPEs. Remove alias_set and
12659 base_for_components handling.
12660 (create_variable_info_for): Adjust.
12662 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
12664 * common.opt (Wframe-larger-than=): Shorten the help message
12666 * doc/invoke.texi (Wframe-larger-than=): Add more description.
12668 2008-05-08 Rafael Espindola <espindola@google.com>
12670 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
12672 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
12673 trap and that both operands are gimple values.
12674 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
12675 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
12678 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
12680 * read-rtl.c (join_c_conditions): Return the first string if the
12681 two strings are equal.
12683 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
12685 * gensupport.h (pred_data): Add a "num_codes" field.
12686 (add_predicate_code): Declare.
12687 * gensupport.c (add_predicate_code): New function.
12688 (std_pred_table): Add an "allows_const_p" field.
12689 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
12690 Remove the (incomplete) list of such codes from the codes field.
12691 (init_predicate_table): Use add_predicate_code. Add all
12692 RTX_CONST_OBJs if allows_const_p is true.
12693 * genrecog.c (process_define_predicate): Use add_predicate_code.
12695 2008-05-08 David Daney <ddaney@avtrex.com>
12696 Richard Sandiford <rsandifo@nildram.co.uk>
12698 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
12699 special case of constant zero operands.
12700 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
12701 old and new values. Special case constant zero values.
12702 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
12704 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
12705 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
12707 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
12710 * simplify-rtx.c (simplify_plus_minus): Create CONST of
12711 similar RTX_CONST_OBJ before CONST_INT.
12713 2008-05-08 Steve Ellcey <sje@cup.hp.com>
12715 * stmt.c (expand_stack_restore): Change sa mode if needed.
12717 2008-05-08 Richard Guenther <rguenther@suse.de>
12719 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
12720 return type to bool.
12721 (ix86_sol10_return_in_memory): Likewise.
12722 (ix86_i386elf_return_in_memory): Likewise.
12723 (ix86_i386interix_return_in_memory): Likewise.
12724 * config/i386/i386.c (ix86_return_in_memory): Likewise.
12725 (ix86_sol10_return_in_memory): Likewise.
12726 (ix86_i386elf_return_in_memory): Likewise.
12727 (ix86_i386interix_return_in_memory): Likewise.
12729 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
12732 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
12734 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
12735 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
12738 2008-05-08 Richard Guenther <rguenther@suse.de>
12740 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
12741 * tree-data-ref.h (struct dr_alias): Remove subvars field.
12742 (DR_SUBVARS): Remove.
12743 * tree-dfa.c (dump_subvars_for): Remove.
12744 (debug_subvars_for): Likewise.
12745 (dump_variable): Do not dump subvars.
12746 (remove_referenced_var): Do not remove subvars.
12747 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
12748 (lookup_subvars_for_var): Remove.
12749 (get_subvars_for_var): Likewise.
12750 (get_subvars_at): Likewise.
12751 (get_first_overlapping_subvar): Likewise.
12752 (overlap_subvar): Likewise.
12753 * tree-flow.h (subvar_t): Remove.
12754 (struct var_ann_d): Remove subvars field.
12755 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
12756 argument. Remove special handling of SFTs.
12757 (compute_tag_properties): Likewise.
12758 (set_initial_properties): Likewise.
12759 (compute_call_clobbered): Likewise.
12760 (count_mem_refs): Likewise.
12761 (compute_memory_partitions): Likewise.
12762 (compute_flow_insensitive_aliasing): Likewise.
12763 (setup_pointers_and_addressables): Likewise.
12764 (new_type_alias): Likewise.
12765 (struct used_part): Remove.
12766 (used_portions): Likewise.
12767 (struct used_part_map): Likewise.
12768 (used_part_map_eq): Likewise.
12769 (used_part_map_hash): Likewise.
12770 (free_used_part_map): Likewise.
12771 (up_lookup): Likewise.
12772 (up_insert): Likewise.
12773 (get_or_create_used_part_for): Likewise.
12774 (create_sft): Likewise.
12775 (create_overlap_variables_for): Likewise.
12776 (find_used_portions): Likewise.
12777 (create_structure_vars): Likewise.
12778 * tree.def (STRUCT_FIELD_TAG): Remove.
12779 * tree.h (MTAG_P): Adjust.
12780 (struct tree_memory_tag): Remove base_for_components and
12781 unpartitionable flags.
12782 (struct tree_struct_field_tag): Remove.
12783 (SFT_PARENT_VAR): Likewise.
12784 (SFT_OFFSET): Likewise.
12785 (SFT_SIZE): Likewise.
12786 (SFT_NONADDRESSABLE_P): Likewise.
12787 (SFT_ALIAS_SET): Likewise.
12788 (SFT_UNPARTITIONABLE_P): Likewise.
12789 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
12790 (union tree_node): Remove sft field.
12791 * alias.c (get_alias_set): Remove special handling of SFTs.
12792 * print-tree.c (print_node): Remove handling of SFTs.
12793 * tree-dump.c (dequeue_and_dump): Likewise.
12794 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
12795 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
12796 * tree-predcom.c (set_alias_info): Do not set subvars.
12797 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
12798 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
12799 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
12800 (add_vars_for_offset): Remove.
12801 (add_virtual_operand): Remove special handling of SFTs.
12802 (add_call_clobber_ops): Likewise.
12803 (add_call_read_ops): Likewise.
12804 (get_asm_expr_operands): Likewise.
12805 (get_modify_stmt_operands): Likewise.
12806 (get_expr_operands): Likewise.
12807 (add_to_addressable_set): Likewise.
12808 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
12809 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
12810 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
12811 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
12812 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
12813 (tree_node_structure): Likewise.
12814 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
12816 (find_what_p_points_to): Likewise.
12818 2008-05-08 Sa Liu <saliu@de.ibm.com>
12820 * config/spu/spu.md: Fixed subti3 pattern.
12822 2008-05-08 Richard Guenther <rguenther@suse.de>
12824 PR middle-end/36154
12825 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
12826 sure to create a representative for trailing arrays for PTA.
12828 2008-05-08 Richard Guenther <rguenther@suse.de>
12830 PR middle-end/36172
12831 * fold-const.c (operand_equal_p): Two objects which types
12832 differ in pointerness are not equal.
12834 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
12836 * calls.c (compute_argument_block_size): Add argument tree fndecl.
12837 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
12838 (emit_library_call_value_1): Add new variable fndecl initialized by
12839 NULL_TREE. It should be the decl type of orgfun, but this information
12840 seems not to be available here, so it uses the default calling abi.
12841 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
12842 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
12843 by TARGET_RETURN_IN_MEMORY.
12844 * config/i386/i386-interix.h: Likewise.
12845 * config/i386/i386.h: Likewise.
12846 * config/i386/i386elf.h: Likewise.
12847 * config/i386/ptx4-i.h: Likewise.
12848 * config/i386/sol2-10.h: Likewise.
12849 * config/i386/sysv4.h: Likewise.
12850 * config/i386/vx-common.h: Likewise.
12851 * config/cris/cris.h: Removed #if 0 clause.
12852 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
12853 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
12855 (ix86_sol10_return_in_memory): Likewise.
12856 (ix86_i386elf_return_in_memory): New.
12857 (ix86_i386interix_return_in_memory): New.
12858 * config/mt/mt-protos.h (mt_return_in_memory): New.
12859 * config/mt/mt.c: Likewise.
12860 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
12861 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
12862 * config/bfin/bfin.h: Likewise.
12863 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
12865 * config/bfin/bfin.c: Likewise.
12866 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
12867 * config/alpha/unicosmk.h: Likewise.
12868 * config/i386/cygming.h: Likewise.
12869 * config/iq2000/iq2000.h: Likewise.
12870 * config/mips/mips.h: Likewise.
12871 * config/mn10300/mn10300.h: Likewise.
12872 * config/rs6000/rs6000.h: Likewise.
12873 * config/score/score.h: Likewise.
12874 * config/spu/spu.h: Likewise.
12875 * config/v850/v850.h: Likewise.
12876 * defaults.h: Likewise.
12877 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
12878 * expr.c (emit_block_move): Adjust use of
12879 OUTGOING_REG_PARM_STACK_SPACE.
12880 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
12881 OUTGOING_REG_PARM_STACK_SPACE.
12882 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
12884 2008-05-08 Jakub Jelinek <jakub@redhat.com>
12886 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
12887 on OMP_RETURN for OMP_FOR.
12890 * dwarf2out.c (dw_expand_expr, common_check): Removed.
12891 (fortran_common): New function.
12892 (gen_variable_die): Call fortran_common instead of common_check,
12893 adjust for it returning tree instead of rtx. Formatting.
12895 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
12899 * see.c (see_copy_insn): Copy new pure const attributes for new call.
12900 * c-decl.c (merge_decls): Ditto.
12901 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
12902 to RTL_CONST_OR_PURE_CALL_P.
12903 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
12904 Initialized DECL_LOOPING_CONST_PURE.
12905 (process_call_operands): Set tree_side_effects properly.
12906 * tree.h (TREE_READONLY_DECL_P): Removed.
12907 (DECL_IS_PURE): Renamed to DECL_PURE_P.
12908 (DECL_LOOPING_OR_CONST_P): New macro.
12909 (struct tree_function_decl): Added looping_const_or_pure_p.
12910 (ECF_*) Renumbered.
12911 (ECF_LOOPING_OR_CONST_P): New macro.
12912 * rtlanal.c (pure_const_p): Removed.
12913 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
12914 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
12915 to RTL_CONST_CALL_P.
12916 * ipa-pure-const.c (pure_const_state_e): Added looping field.
12917 (check_decl, check_tree, check_call, scan_function): Initialize
12919 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
12920 (static_execute): Set looping true for recursive functions.
12921 Undo setting state to IPA_NEITHER for recursive functions.
12922 * cse.c (cse_insn):
12923 * ifcvt.c (noce_can_store_speculate_p): Changed
12924 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
12925 RTL_CONST_OR_PURE_CALL_P.
12926 * dse.c (scan_insn): Ditto.
12927 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
12928 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
12929 RTL_CONST_OR_PURE_CALL_P.
12930 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
12931 pure_call_p to RTL_CONST_CALL_P.
12932 * gimplify.c (gimplify_call_expr): Clear side effects for
12933 non-looping pure and constant calls.
12934 * calls.c (emit_call_1): Set rtl flags from ecf flags.
12935 (flags_from_decl_or_type): Set ecf flags from decl flags.
12936 (initialize_argument_information): Turn off
12937 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
12938 Change const to pure if callee_copies is true rather than just
12940 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
12941 way of marking pure calls.
12942 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
12943 Remove hack that was supposed to fix pr7335 and remove old
12944 way of marking pure calls.
12945 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
12946 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
12947 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
12948 RTL_CONST_OR_PURE_CALL_P.
12949 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
12950 * loop-invariant.c (find_exits, find_invariant_bb): Changed
12951 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
12952 * sched-deps.c (schedule_analyze): Ditto.
12953 * rtl.h (struct rtx_def): Use call field, unchanging field, and
12954 return_val field of calls to represent pure and const function info.
12955 (CONST_OR_PURE_CALL_P): Deleted macro.
12956 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
12957 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
12958 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
12960 * tree-optimize.c (execute_fixup_cfg): Added test for
12961 ECF_LOOPING_CONST_OR_PURE.
12962 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
12964 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
12965 effects for looping pure or const calls.
12966 (verify_gimple_expr): Added verification code.
12967 * config/alpha/alpha.c (alpha_legitimize_address,
12968 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
12970 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
12971 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
12972 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
12973 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
12974 RTL_CONST_OR_PURE_CALL_P.
12975 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
12976 and const calls to be deleted.
12978 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
12981 * config/i386/mmx.md (mmx_subv2sf3): New expander.
12982 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
12983 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
12984 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
12985 to handle nonimmediate operands.
12986 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
12987 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
12988 to handle nonimmediate operands.
12989 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
12990 (mmx_pmulhrwv4hi3): New expander. Use
12991 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12992 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
12993 (sse2_umulv1siv1di3): New expander. Use
12994 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12995 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
12996 (mmx_eq<mode>3): New expander. Use
12997 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12998 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
12999 (mmx_uavgv8qi3): New expander. Use
13000 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13001 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
13002 (mmx_uavgv4hi3): New expander. Use
13003 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13005 * config/i386/sse.md
13006 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
13007 to handle nonimmediate operands.
13008 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
13009 to handle nonimmediate operands.
13010 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
13011 to handle nonimmediate operands.
13012 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
13013 to handle nonimmediate operands.
13014 (sse2_unpckhpd_exp): New expander. Use
13015 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13016 (sse2_unpcklpd_exp): New expander. Use
13017 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13018 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
13019 to handle nonimmediate operands.
13020 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
13021 to handle nonimmediate operands.
13022 (*sse2_<plusminus_insn><mode>3): Rename from
13023 sse2_<plusminus_insn><mode>3 insn pattern.
13024 (sse2_<plusminus_insn><mode>3): New expander. Use
13025 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13026 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
13027 (sse2_umulv2siv2di3): New expander. Use
13028 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13029 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
13030 (sse4_1_mulv2siv2di3): New expander. Use
13031 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13032 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
13033 (sse2_pmaddwd): New expander. Use
13034 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13035 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
13036 (sse2_eq<mode>3): New expander. Use
13037 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13038 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
13039 (sse4_1_eqv2di3): New expander. Use
13040 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13041 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13042 (sse2_uavgv16qi3): New expander. Use
13043 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13044 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13045 (sse2_uavgv16qi3): New expander. Use
13046 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13047 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
13048 (sse2_uavgv8hi3): New expander. Use
13049 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13050 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
13051 (ssse3_pmulhrswv8hi3): New expander. Use
13052 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13053 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
13054 (ssse3_pmulhrswv4hi3): New expander. Use
13055 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13057 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
13058 (<sse>_vmmul<mode>3): Ditto.
13059 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
13061 (ssse3_pmaddubsw128): Use register_operand for operand 1.
13062 (ssse3_pmaddubsw): Ditto.
13064 * config/i386/i386.c (struct_builtin_description)
13065 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
13066 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
13067 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
13068 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
13069 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
13070 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
13071 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
13072 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
13073 (ix86_fixup_binary_operands): Assert that src1
13074 and src2 must have the same mode when swapped.
13075 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
13076 and ix86_binary_operator_ok. Do not force operands in registers
13079 2008-05-07 Jan Hubicka <jh@suse.cz>
13081 * cgraph.c (dump_cgraph_node): Update.
13082 * cgraph.h (cgraph_local_info): Break out inline summary.
13083 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
13085 * ipa-inline (inline_summary): New accestor function.
13086 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
13087 cgraph_decide_inlining, compute_inline_parameters): Update.
13088 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
13090 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13092 Cleanup ColdFire scheduling support and add V4 pipeline model.
13094 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
13095 (define_attr cpu): Add cfv4 value.
13096 (define_attr type, define_attr type1): Merge into a single 'type'
13097 attribute. Update all uses.
13098 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
13099 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
13101 (define_attr opx_mem, define_attr opy_mem): Remove.
13102 (define_attr op_mem): Clean up, update comment.
13103 (define_attr size): Use specific values instead of general int.
13104 (define_attr guess, define_attr split): Remove. Update all uses.
13105 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
13106 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
13107 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
13108 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
13109 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
13110 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
13111 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
13112 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
13113 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
13114 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
13115 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
13116 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
13117 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
13118 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
13119 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
13120 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
13121 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
13122 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
13123 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
13124 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
13125 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
13126 Update or set attributes.
13127 (stack_tie): New fake instruction.
13129 * config/m68k/m68k.h (TUNE_CFV4): New macro.
13130 (m68k_sched_attr_size): Update declaration.
13131 (m68k_sched_attr_type2): Remove.
13132 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
13133 Declare new bypass predicates.
13135 * config/m68k/m68k.c (m68k_sched_issue_rate,
13136 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
13138 (TARGET_SCHED_ISSUE_RATE,
13139 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
13140 (override_options): Handle scheduling for ColdFire V4 core.
13141 (m68k_expand_prologue): Emit stack_tie.
13142 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
13143 'OP_TYPE_FPN'. Update all uses.
13144 (sched_guess_p): Remove.
13145 (sched_address_type): Handle symbolic addresses.
13146 (sched_get_operand): New static function.
13147 (sched_operand_type): Merge into sched_attr_op_type.
13148 (sched_attr_op_type): Handle FP registers, handle quick constants,
13150 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
13151 (m68k_sched_attr_size): Update. Move logic to ...
13152 (sched_get_attr_size_int): New static function.
13153 (sched_get_opxy_mem_type): New static function.
13154 (m68k_sched_attr_op_mem): Update.
13155 (m68k_sched_attr_type2): Remove.
13156 (sched_cfv4_bypass_data): New static variable.
13157 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
13158 (m68k_sched_issue_rate): Implement scheduler hook.
13159 (struct _sched_ib: enabled_p): New field.
13160 (m68k_sched_variable_issue): Update. Handle V4.
13161 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
13162 sched_dump_class_func_t, sched_dump_split_class,
13163 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
13164 sched_dump_dfa_class, m68k_sched_dump): Remove.
13165 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
13167 (m68k_sched_init_global): Remove statisctics dumping, introduce
13168 sanity check that all instructions have pipeline reservations. Handle
13170 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
13171 Handle ColdFire V4 core.
13172 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
13173 New static functions.
13174 (m68k_sched_address_bypass_p): New bypass predicate.
13175 (sched_get_indexed_address_scale): New static function.
13176 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
13178 * cf.md: Update comments.
13179 (define_attr type2): Remove. Use 'type' attribute instead.
13181 (cf_ib): Rename to cfv123_ib. Update all uses.
13182 (cf_oep): Rename to cfv123_oep. Update all uses.
13183 (cf_chr): Rename to cfv123_chr. Update all uses.
13184 (cf_mem): Rename to cfv123_mem. Update all uses.
13185 (cf_mac): Move to more appropriate place.
13186 (cfv123_guess): New automaton and cpu_unit.
13187 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
13188 Update uses of 'size' attribute. Handle before reload scheduling.
13189 (cfv123_guess): New dummy reservation for unhandled instructions.
13190 (cfv4_*): Pipeline description of ColdFire V4 core.
13191 (ignore): New reservation to handle 'ignore' type.
13193 2008-05-07 Ian Lance Taylor <iant@google.com>
13195 PR middle-end/36013
13196 * gimplify.c (find_single_pointer_decl_1): Don't look through
13198 (find_single_pointer_decl): Adjust comments.
13200 2008-05-07 Jakub Jelinek <jakub@redhat.com>
13202 PR middle-end/36137
13203 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
13204 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
13206 PR middle-end/36106
13207 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
13208 integral type rather than floating point, then VIEW_CONVERT_EXPR
13209 to the floating point type.
13211 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13213 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
13214 TFmode op0 to register.
13216 2008-05-07 Alan Modra <amodra@bigpond.net.au>
13218 * c-decl.c (grokdeclarator): Comment typo.
13220 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
13222 * tree-flow.h: Remove prototype for computed_goto_p.
13223 * tree-cfg.c (computed_goto_p): Make static.
13225 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
13228 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
13229 (contains_aligned_value_p): This. Handle _Decimal128.
13230 (ix86_function_arg_boundary): Only align _Decimal128 to its
13231 natural boundary and handle it properly.
13233 2008-05-06 Martin Jambor <mjambor@suse.cz>
13235 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
13236 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
13237 (ipcp_method_set_orig_node): Removed.
13238 (ipcp_cval_get_cvalue_type): Removed.
13239 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
13240 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
13241 (ipcp_cval_set_cvalue_type): Removed.
13242 (ipcp_cval_get_cvalue): Removed.
13243 (ipcp_cval_set_cvalue): Removed.
13244 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
13245 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
13246 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
13247 (ipcp_cval_meet): Renamed to ipa_lattice_meet
13248 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
13249 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
13250 (ipcp_get_ith_lattice): Changed parameters.
13251 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
13252 (ipcp_lattice_from_jfunc): Changed parameters.
13253 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
13254 (ipcp_method_cval_print): Added temporary variable info.
13255 (ipcp_redirect): Removed already unused local variable caller.
13256 (ipcp_redirect): New temporary variable orig_callee_info
13257 (ipcp_redirect): Removed newly unused local variable callee.
13258 (ipcp_redirect): Removed (a bit confusing) local variable type.
13259 (ipcp_insert_stage): Added local variable info.
13260 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
13262 (ipcp_formal_create): Removed.
13263 (ipcp_method_cval_set): Removed.
13264 (ipcp_propagate_stage): Renamed lattice variables.
13265 (ipcp_method_cval_set_cvalue_type): Removed.
13266 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
13267 (ipcp_print_all_lattices): Changed printed strings to refer to
13268 lattices rather than cvals.
13269 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
13270 (ipcp_propagate_const): Changed formal parameters.
13271 (build_const_val): Changed formal parameters.
13272 (ipcp_insert_stage): Removed useless variable cvalue
13273 (build_const_val): Changed formal parameters.
13274 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
13275 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
13276 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
13277 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
13278 (ipcp_print_func_profile_counts): Changed string from "method" to
13280 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
13281 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
13282 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
13283 (ipcp_structures_print): Renamed to ipcp_print_all_structures
13284 (ipcp_profile_print): Renamed to ipcp_print_profile_data
13285 (ipcp_lat_is_const): Changed parameters and made inline.
13286 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
13287 (ipcp_redirect): Renamed to ipcp_need_redirect_p
13288 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
13289 the predicate condition directly
13290 (ipcp_propagate_stage): Added local variable args. Removed local
13291 variable callee. (Both are mere code simplifications.)
13292 (ipcp_method_dont_insert_const): Renamed to
13293 ipcp_node_not_modifiable_p.
13294 (ipcp_node_not_modifiable_p): Made inline.
13295 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
13296 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
13297 (ipcp_print_all_lattices): Removed variable cvalue
13298 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
13301 2008-05-06 Olivier Hainque <hainque@adacore.com>
13303 * tree-sra.c (try_instantiate_multiple_fields): Early return
13304 if field has POINTER_TYPE.
13306 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
13308 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
13309 by using 'q' specifier for instruction.
13310 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
13312 2008-05-06 Anatoly Sokolov <aesok@post.ru>
13314 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
13315 Change mode of zero_extract from QImode to HImode.
13316 (sign bit tests peepholes): (Ditto.).
13318 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
13320 * config/i386/mmx.md: Remove double backslashes from asm templates.
13321 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
13322 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13323 to handle nonimmediate operands.
13324 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
13325 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13326 to handle nonimmediate operands.
13327 (*mmx_<code>v2sf3_finite): New insn pattern.
13328 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
13329 (mmx_<code>v2sf3): New expander. Use
13330 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13331 (mmx_<plusminus_insn><mode>3): New expander. Use
13332 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13333 (*mmx_<plusminus_insn><mode>3): New insn pattern.
13334 (mmx_add<mode>3): Removed.
13335 (mmx_ssadd<mode>3): Ditto.
13336 (mmx_usadd<mode>3): Ditto.
13337 (mmx_sub<mode>3): Ditto.
13338 (mmx_sssub<mode>3): Ditto.
13339 (mmx_ussub<mode>3): Ditto.
13340 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
13341 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
13342 to handle nonimmediate operands.
13343 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
13345 (mmx_smulv4hi3_highpart): New expander. Use
13346 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13347 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
13349 (mmx_umulv4hi3_highpart): New expander. Use
13350 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13351 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
13352 (mmx_<code>v4hi3): New expander. Use
13353 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13354 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
13355 (mmx_<code>v8qi3): New expander. Use
13356 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13357 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
13358 (mmx_<code><mode>3): New expander. Use
13359 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13361 2008-05-05 Jan Hubicka <jh@suse.cz>
13363 PR tree-optimization/36118
13364 * passes.c (pass_init_dump_file): Fix dump header.
13366 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13368 PR middle-end/36141
13369 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
13370 VCE for function decls.
13372 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
13374 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
13376 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
13378 * config/i386/i386.md (sat_plusminus): New.
13379 (plusminus_insn): Likewise.
13380 (plusminus_mnemonic): Likewise.
13382 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
13383 (*<addsub><mode>3_cc_overflow): Renamed to ...
13384 (*<plusminus_insn><mode>3_cc_overflow): This.
13385 (*<addsub>si3_zext_cc_overflow): Renamed to ...
13386 (*<plusminus_insn>si3_zext_cc_overflow): This.
13388 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
13389 (<plusminus_insn><mode>3): This.
13390 (*<addsub><mode>3): Renamed to ...
13391 (*<plusminus_insn><mode>3): This.
13392 (<sse>_vm<addsub><mode>3): Renamed to ...
13393 (<sse>_vm<plusminus_insn><mode>3): This.
13394 (sse3_h<addsub>v4sf3): Renamed to ...
13395 (sse3_h<plusminus_insn>v4sf3): This.
13396 (sse3_h<addsub>v2df3): Renamed to ...
13397 (sse3_h<plusminus_insn>v2df3): This.
13398 (<plusminus_insn><mode>3): New.
13399 (*<plusminus_insn><mode>3): Likewise.
13400 (sse2_<plusminus_insn><mode>3): Likewise.
13401 (add<mode>): Removed.
13402 (*add<mode>3): Likewise.
13403 (sse2_ssadd<mode>3): Likewise.
13404 (sse2_usadd<mode>3): Likewise.
13405 (sub<mode>3): Likewise.
13406 (*sub<mode>3): Likewise.
13407 (sse2_sssub<mode>3): Likewise.
13408 (sse2_ussub<mode>3): Likewise.
13410 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
13412 * gthr-single.h: Add in required interface elements as per gthr.h.
13413 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
13414 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
13415 Generalize UNUSED macro.
13416 (__gthread_once): Add.
13417 (__gthread_key_create): Add.
13418 (__gthread_key_delete): Add.
13419 (__gthread_getspecific): Add.
13420 (__gthread_setspecific): Add.
13422 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
13424 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
13425 the same size types for the indirect reference on the rhs, then
13428 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
13430 * config/i386/i386.md
13431 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
13432 one insn template instead of template series.
13433 (*xordi_1_rex64): Ditto.
13434 (*xordi_2_rex64): Ditto.
13436 2008-05-05 Ira Rosen <irar@il.ibm.com>
13438 PR tree-optimization/36119
13439 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
13442 2008-06-04 Jan Hubicka <jh@suse.cz>
13444 tree-optimization/36100
13445 * tree-pass.h (pass_O0_always_inline): Declare.
13446 * ipa-inline.c (inline_transform): Remove dead code.
13447 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
13448 pass_O0_always_inline): New.
13449 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
13451 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
13453 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
13454 mnemonic in this_param move for TARGET_64BIT.
13456 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
13458 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
13459 (*strmovsi_rex_1): Ditto.
13460 (*strsetsi_1): Ditto.
13461 (*strsetsi_rex_1): Ditto.
13463 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
13464 adddicc expanders using SWI mode iterator.
13466 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
13469 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
13472 2008-05-04 David S. Miller <davem@davemloft.net>
13474 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
13475 (sparc*-*-linux*): Use linux.h in tm_file.
13476 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
13477 compiler defaulting to 32-bit.
13478 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
13480 * config/sparc/linux.h: Remove definitions now obtained
13481 properly from linux.h
13482 * config/sparc/linux64.h: Likewise.
13483 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
13484 don't want this setting for 32-bit builds in a biarch compiler.
13485 * doc/install.texi: Add sparc-linux to list of targets
13486 supporting --enable-targets=all.
13488 2008-05-03 Andrew Pinski <pinskia@gmail.com>
13490 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
13492 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
13494 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
13495 after V4SI_FTYPE_V8HI.
13496 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
13497 case V4SI_FTYPE_V2DF.
13499 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
13501 * doc/invoke.texi (max-flow-memory-locations): Removed.
13502 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
13504 2008-05-03 Richard Guenther <rguenther@suse.de>
13506 PR middle-end/34973
13507 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
13509 2008-05-02 David S. Miller <davem@davemloft.net>
13511 * config.gcc (need_64bit_hwint): Document libcpp dependency.
13513 2008-05-02 Simon Baldwin <simonb@google.com>
13516 * c-common.h (warn_array_subscript_range): Removed.
13517 * c-common.c (warn_array_subscript_range): Ditto.
13518 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
13519 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
13521 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
13523 * config/i386/i386.c (ix86_special_builtin_type): New.
13524 (bdesc_special_args): Likewise.
13525 (ix86_expand_special_args_builtin): Likewise.
13526 (ix86_init_mmx_sse_builtins): Updated.
13527 (ix86_expand_builtin): Updated.
13528 (ix86_expand_store_builtin): Removed.
13529 (ix86_expand_unop_builtin): Likewise.
13531 * config/i386/mm3dnow.h (__v2sf): Moved to ...
13532 * config/i386/mmintrin.h (__v2sf): Here.
13534 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
13536 (_mm_loadl_pi): Likewise.
13537 (_mm_storeh_pi): Replace __v2si with __v2sf.
13538 (_mm_storel_pi): Likewise.
13540 * doc/extend.texi: Correct __builtin_ia32_loadhps,
13541 __builtin_ia32_loadlps, __builtin_ia32_storehps,
13542 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
13543 __builtin_ia32_loadlpd.
13545 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
13547 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
13548 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
13549 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
13550 (ix86_init_mmx_sse_builtins): Updated.
13551 (ix86_expand_args_builtin): Likewise.
13552 (ix86_expand_builtin): Likewise.
13553 (ix86_expand_unop1_builtin): Renamed to ...
13554 (ix86_expand_unop_vec_merge_builtin): This.
13556 2008-05-01 Jan Hubicka <jh@suse.cz>
13559 * ipa-inline.c (inline_generate_summary): Make static.
13560 (inline_transform): Do not call inlining at -O0; make static.
13561 * passes.c (execute_todo): Add sanity check.
13562 (execute_one_ipa_transform_pass): Execute proper flags.
13564 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
13566 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
13567 (DECL_NONADDRESSABLE_P): Likewise.
13568 * alias.c (record_component_aliases): Fix comment.
13570 2008-05-01 Simon Baldwin <simonb@google.com>
13572 * c-common.h (warn_array_subscript_range): New function.
13573 * c-common.c (warn_array_subscript_range): Ditto.
13574 * tree-vrp.c (check_array_ref): Corrected code to agree with
13575 comment, ignoring only arrays of size 0 or size 1.
13576 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
13578 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13580 * config/i386/i386.c (ix86_builtin_type): Replace
13581 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
13582 (bdesc_args): Updated.
13583 (ix86_init_mmx_sse_builtins): Likewise.
13584 (ix86_expand_args_builtin): Likewise.
13586 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
13589 * doc/extend.texi: Correct __builtin_ia32_palignr.
13591 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13594 * config/i386/i386.c (bdesc_crc32): Removed.
13595 (ix86_expand_crc32): Likewise.
13596 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
13597 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
13598 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
13599 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
13600 UINT_FTYPE_UINT_UCHAR.
13601 (bdesc_args): Updated. Add crc32 builtins.
13602 (ix86_init_mmx_sse_builtins): Updated.
13603 (ix86_expand_args_builtin): Updated to support subreg.
13605 * doc/extend.texi: Correct __builtin_ia32_crc32di.
13607 2008-05-01 Jan Hubicka <jh@suse.cz>
13609 * tree-pass.h (opt_pass): Add IPA_PASS.
13610 (varpool_node, cgraph_node): Forward declare.
13611 (ipa_opt_pass): Define.
13612 (pass_ipa_inline): Turn into ipa_opt_pass.
13613 (pass_apply_inline): Remove.
13614 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
13615 (apply_inline): Turn into ....
13616 (inline_transform): ... this one.
13617 (inline_generate_summary): New function.
13618 (pass_apply_inline): Remove.
13619 * function.h (ipa_opt_pass): Forward declare structure; typedef;
13621 (struct function): Add ipa_transforms_to_apply.
13622 * passes.c (register_one_dump_file): Work on IPA_PASS.
13623 (init_optimization_passes): Remove pass_inline_parameters and
13625 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
13626 (execute_one_pass) ... here; apply transforms when possible.
13627 (add_ipa_transform_pass, execute_ipa_summary_asses,
13628 execute_one_ipa_transform_pass): New.
13629 (execute_ipa_pass_list): Update for IPA_PASS type.
13631 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13633 * config/i386/i386.c (ix86_builtin_type): Add
13634 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
13635 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
13636 (bdesc_args): Add SSE4a builtins.
13637 (ix86_init_mmx_sse_builtins): Updated.
13638 (ix86_expand_args_builtin): Likewise.
13639 (ix86_expand_builtin): Likewise.
13641 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13643 * config/i386/i386.c (ix86_builtin_type): Add
13644 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
13645 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
13646 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
13647 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
13648 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
13649 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
13650 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
13651 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
13652 and DI_FTYPE_DI_DI_INT.
13653 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
13654 (ix86_init_mmx_sse_builtins): Updated.
13655 (ix86_expand_args_builtin): Likewise.
13656 (ix86_expand_builtin): Likewise.
13657 (ix86_expand_binop_imm_builtin): Removed.
13659 * doc/extend.texi: Correct __builtin_ia32_palignr128.
13661 2008-04-30 Richard Guenther <rguenther@suse.de>
13663 PR tree-optimization/32921
13664 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
13666 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
13668 * config/arm/arm.c (arm_unwind_emit): Use
13669 crtl->all_throwers_are_sibcalls instead of
13670 cfun->all_throwers_are_sibcalls.
13671 (arm_output_fn_unwind): Likewise.
13672 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
13673 instead of cfun->uses_pic_offset_table.
13674 (frv_expand_prologue): Likewise.
13675 (frv_frame_pointer_required): Likewise.
13676 (frv_expand_fdpic_call): Likewise.
13677 (frv_emit_movsi): Likewise.
13678 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
13679 cfun->returns_pcc_struct instead of
13680 current_function_returns_pcc_struct.
13681 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
13682 instead of cfun->calls_eh_return.
13683 (m32c_pushm_popm): Likewise.
13684 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
13685 "extern" declaration.
13687 2008-04-30 Richard Guenther <rguenther@suse.de>
13689 PR tree-optimization/21636
13690 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
13692 (evaluate_stmt): Print the likely value.
13693 (ccp_visit_stmt): Avoid excessive vertical spacing.
13695 2008-04-30 Rafael Espindola <espindola@google.com>
13697 * builtins.c (fold_call_expr): Return realret.
13698 * tree-ssa-threadedge.c
13699 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
13700 __builtin_object_size.
13702 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
13704 * gcc.c (wrapper_string): New variable.
13705 (insert_wrapper): New function.
13706 (execute): New option -wrapper.
13707 * doc/invoke.texi (Overall Options): New driver option -wrapper.
13709 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
13711 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
13712 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
13713 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
13715 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
13716 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
13717 config/rs6000/e500crtres64gprctr.asm,
13718 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
13719 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
13720 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
13721 config/rs6000/e500crtsav64gprctr.asm,
13722 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
13723 config/rs6000/e500crtsavg64gprctr.asm: New files.
13724 * config/rs6000/t-ppccomm: Add build rules for new files.
13725 (LIB2FUNCS_STATIC_EXTRA): Add new files.
13726 * config/rs6000/t-netbsd: Add build rules for new files.
13727 (LIB2FUNCS_STATIC_EXTRA): New variable.
13728 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
13729 (CRTSAVRES_DEFAULT_SPEC): Likewise.
13730 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
13732 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
13734 * config/i386/i386.c (ix86_builtin_type): Add
13735 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
13736 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
13737 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
13738 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
13739 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
13740 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
13741 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
13742 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
13743 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
13744 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
13745 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
13746 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
13747 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
13748 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
13749 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
13750 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
13751 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
13752 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
13753 V1DI_FTYPE_V2SI_V2SI.
13754 (bdesc_2arg): Moved to ...
13755 (bdesc_args): Here.
13756 (ix86_init_mmx_sse_builtins): Updated.
13757 (ix86_expand_args_builtin): Updated. Take a pointer
13758 to const struct builtin_description. Handle comparison
13760 (ix86_expand_sse_compare): Take a new argument for swapping operands.
13761 (ix86_expand_builtin): Updated.
13763 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
13764 (ssse3_pmaddubsw128): This.
13765 (ssse3_pmaddubswv4hi3): Renamed to ...
13766 (ssse3_pmaddubsw): This.
13768 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
13769 (__builtin_ia32_packssdw128): Likewise.
13770 (__builtin_ia32_packuswb128): Likewise.
13771 (__builtin_ia32_pmaddubsw): Likewise.
13772 (__builtin_ia32_pmaddubsw128): Likewise.
13774 2008-04-30 Richard Guenther <rguenther@suse.de>
13776 PR tree-optimization/14847
13777 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
13778 (recognize_bits_test): Use it.
13779 (recognize_single_bit_test): Likewise.
13781 2008-04-30 Martin Jambor <mjambor@suse.cz>
13783 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
13784 instead of setting number of formal parameters to zero.
13785 (ipcp_init_stage): Do not set the number of actual parameters to zero
13787 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
13788 which are called with variable number of arguments.
13789 (ipcp_insert_stage): Explicitely skipping all nodes which are
13790 called with variable number of arguments.
13791 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
13792 number of parameters.
13794 * ipa-prop.h (struct ipa_node_params): Added flag
13795 called_with_var_arguments
13796 (ipa_set_param_count): Added. Changed sole setter to use it.
13797 (ipa_get_param_count): Added. All readers of param_count
13798 converted to use it instead.
13799 (ipa_set_called_with_variable_arg): Added.
13800 (ipa_is_called_with_var_arguments): Added.
13801 (ipa_get_ith_param): Added. All readers of param_decls converted
13803 (ipa_set_cs_argument_count): Added, sole writer to argument_count
13805 (ipa_get_cs_argument_count): Added, all readers of argument_count
13807 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
13810 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
13811 (struct ipcp_lattice): Renamed cval_type to type
13812 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
13814 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
13815 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
13816 (ipcp_insert_stage): Changed the type of variable cvalue to tree
13817 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
13818 (build_const_val): Changed the type of parameter cvalue to tree
13819 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
13820 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
13822 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
13825 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
13826 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
13827 (ipa_add_method): Renamed to ipa_push_func_to_list
13828 (ipa_remove_method): Renamed to ipa_pop_func_from_list
13829 (ipa_callsite_param_count): Removed.
13830 (ipa_callsite_param_count_set): Removed.
13831 (ipa_callsite_param): Removed.
13832 (ipa_callsite_callee): Removed.
13833 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
13834 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
13835 (ipa_method_formal_count): Removed.
13836 (ipa_method_formal_count_set): Removed.
13837 (ipa_method_get_tree): Removed.
13838 (ipa_method_tree_map_create): Removed.
13839 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
13840 (ipa_create_param_decls_array): Creates the array itself
13841 (ipa_create_param_decls_array): Temporary variable info instead of
13842 a few dereferences.
13843 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
13844 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
13845 (get_type): Removed.
13846 (ipa_jf_get_info_type): Removed.
13847 (ipa_node_create): Renamed to ipa_create_node_params
13848 (ipa_free): Renamed to ipa_free_all_node_params
13849 (ipa_nodes_create): Renamed to ipa_create_all_node_params
13850 (ipa_edges_create): Renamed to ipa_create_all_edge_args
13851 (ipa_edges_free): Renamed to ipa_free_all_edge_args
13852 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
13853 (ipa_free_all_node_params): Deallocation to jump_functions moved to
13854 ipa_free_all_edge_args
13855 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
13856 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
13857 (ipa_create_methodlist_node): Removed.
13858 (ipa_methodlist_method): Removed.
13859 (ipa_methodlist_method_set): Removed.
13860 (ipa_methodlist_next_method): Removed.
13861 (ipa_methodlist_next_method_set): Removed.
13862 (ipa_method_is_modified): Removed.
13863 (ipa_method_modify_create): Removed.
13864 (ipa_method_modify_init): Temporary variable info instead of a few
13866 (ipa_detect_param_modifications): Temporary variable info instead of
13867 a few dereferences.
13868 (ipa_compute_jump_functions): Temporary variable info instead of
13869 a few dereferences.
13870 (ipa_method_modify_set): Removed.
13871 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
13872 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
13873 than craph_node as the first parameter.
13874 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
13875 (ipa_method_modify_init): Removed.
13876 (ipa_compute_jump_functions): Added a temp variable instead of
13877 repeatadly dereferencing the cgraph_edge.aux pointer
13878 (ipa_callsite_param_set_type): Removed.
13879 (ipa_compute_jump_functions): i renamed to index and moved to
13881 (ipa_callsite_param_set_info_type_formal): Removed.
13882 (ipa_callsite_param_set_info_type): Removed.
13883 (ipa_callsite_param_map_create): Removed.
13884 (ipa_callsite_tree): Removed.
13885 (ipa_callsite_caller): Removed.
13886 (ipa_pop_func_from_list): return_method removed to return_func
13888 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
13889 prefixed all values with IPA_. Changed all users.
13890 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
13891 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
13892 and FORMAL_IPATYPE IPA_PASS_THROUGH.
13893 (union parameter_info): Renamed to jump_func_value.
13894 (union jump_func_value): Renamed value to constant
13895 (struct ipa_jump_func): Renamed info_type to value
13896 (struct ipa_node): Renamed to ipa_node_params
13897 (struct ipa_node_params): Renamed ipa_arg_num to param_count
13898 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
13899 (struct ipa_node_params): Renamed ipa_mod to modified_flags
13900 (struct ipa_edge): Renamed to ipa_edge_args
13901 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
13902 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
13903 (struct ipa_methodlist): Renamed to ipa_func_list
13904 (struct ipa_func_list): method_p renamed to node, next_method
13906 (ipa_methodlist_p): Removed, switched all users to struct pointer
13907 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
13909 2008-04-30 Alan Modra <amodra@bigpond.net.au>
13911 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
13912 (rs6000_emit_epilogue): Use backchain to restore only when we
13913 have a large frame. Make use of frame pointer to restore if we
13914 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
13916 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
13918 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
13919 Add mode to zero_extract.
13920 (sign bit tests peepholes): (Ditto.).
13922 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
13924 * config/i386/i386.c (ix86_builtins): Replace Prescott New
13925 Instructions in comments with SSE3.
13926 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
13927 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
13928 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
13929 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
13930 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
13931 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
13932 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
13933 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
13934 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
13935 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
13936 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
13937 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
13938 (bdesc_sse_args): Renamed to ...
13939 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
13940 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
13941 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
13942 IX86_BUILTIN_FABSQ.
13943 (bdesc_1arg): Moved to ...
13944 (bdesc_args): Here.
13945 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
13946 Instructions in comments with SSE3.
13947 (ix86_expand_sse_operands_builtin): Renamed to ...
13948 (ix86_expand_args_builtin): This. Updated.
13949 (ix86_expand_unop1_builtin): Update comments.
13950 (ix86_expand_builtin): Updated.
13952 2008-04-29 Richard Guenther <rguenther@suse.de>
13954 PR tree-optimization/36078
13955 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
13956 Update virtual SSA form after cleaning up the CFG.
13958 2008-04-29 Richard Guenther <rguenther@suse.de>
13960 PR middle-end/15255
13961 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
13963 2008-04-29 Richard Guenther <rguenther@suse.de>
13965 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
13966 (compute_may_aliases): Do not call finalize_ref_all_pointers.
13967 (compute_flow_insensitive_aliasing): Do not treat
13968 PTR_IS_REF_ALL pointers special.
13969 (get_smt_for): Likewise.
13970 (may_alias_p): Re-structure.
13971 (is_escape_site): A ref-all pointer conversion is not an escape site.
13972 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
13973 PTR_IS_REF_ALL pointers special.
13974 * tree-ssa-structalias.h (struct alias_info): Remove
13975 ref_all_symbol_mem_tag field.
13976 (PTR_IS_REF_ALL): Remove.
13978 2008-04-29 Richard Guenther <rguenther@suse.de>
13980 PR middle-end/36077
13981 * fold-const.c (extract_muldiv_1): In combining division constants
13982 make sure to never overflow.
13984 2008-04-29 Nick Clifton <nickc@redhat.com>
13986 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
13988 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13991 * optc-gen.awk: Work around HP-UX/IA awk bug.
13993 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
13995 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
13998 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14001 * config/i386/i386.md
14002 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
14003 Change operand 1 predicate to nonimmediate_operand.
14005 2008-04-28 Jakub Jelinek <jakub@redhat.com>
14008 * dwarf2out.c (struct die_struct): Mark as chain_circular through
14010 * gengtype.c (walk_type, write_func_for_structure): Handle
14012 * doc/gty.texi: Document chain_circular.
14014 2008-04-28 Richard Guenther <rguenther@suse.de>
14016 PR tree-optimization/36066
14017 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
14020 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14023 * config/i386/i386.md
14024 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
14025 Use match_scratch instead of match_operand for operands 3 and 4.
14027 2008-04-27 Richard Guenther <rguenther@suse.de>
14029 PR tree-optimization/18754
14030 PR tree-optimization/34223
14031 * tree-pass.h (pass_complete_unrolli): Declare.
14032 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
14033 loop size before and after unconditionally of UL_NO_GROWTH in effect.
14034 Rewrite loop into loop closed SSA form if it is not already.
14035 (tree_unroll_loops_completely): Re-structure to iterate over
14036 innermost loops with intermediate CFG cleanups.
14037 Unroll outermost loops only if requested or the code does not grow
14039 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
14040 loops are available.
14041 (tree_vectorize): Instead do so here.
14042 (tree_complete_unroll): Also unroll outermost loops.
14043 (tree_complete_unroll_inner): New function.
14044 (gate_tree_complete_unroll_inner): Likewise.
14045 (pass_complete_unrolli): New pass.
14046 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
14047 uses outside of the loop.
14048 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
14049 form if it is available.
14050 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
14051 * passes.c (init_optimization_passes): Schedule complete inner
14052 loop unrolling pass before the first CCP pass after final inlining.
14054 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
14056 * targhooks.h (default_emutls_var_fields,
14057 default_emutls_var_init): Declare.
14058 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
14059 * target.h (struct gcc_target): Add struct emutls member.
14060 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
14061 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
14062 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
14063 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
14064 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
14065 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
14066 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
14067 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
14068 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
14069 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
14070 emit debug information.
14071 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
14072 * varasm.c: Include targhooks.h.
14073 (emutls_object_section, emutls_tmpl_section): New.
14074 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
14075 (EMUTLS_SEPARATOR): New.
14076 (prefix_name): New.
14077 (get_emutls_object_name): New.
14078 (default_emutls_var_fields): New, broken out of ...
14079 (get_emutls_object_type): ... here. Adjust to use target hooks.
14080 (get_emutls_init_templ_addr): Adjust to use target hooks.
14081 (emutls_decl): Adjust to use target hooks.
14082 (emutls_finish): Likewise.
14083 (default_emutls_var_init): New, broken out of ...
14084 (assemble_variable): ... here. Adjust to use target hooks.
14085 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
14086 SECCAT_EMUTLS_TMPL.
14087 * c-common.c (handle_section_attribute): Prevent overriding
14088 sections for emulated tls with special sections.
14089 * config/i386/i386.c (x86_64_elf_select_section): Add
14090 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
14091 (x86_64_elf_unique_section): Likewise.
14092 * config/vxworks.c: Include tree.h.
14093 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
14094 (vxworks_override_options): Set TLS scheme.
14095 * doc/tm.texi (Emulated TLS): New node.
14097 2008-04-26 Simon Baldwin <simonb@google.com>
14100 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
14101 with propagated string constants.
14103 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
14105 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
14106 constraint for operand 2 when operand 0 is memory operand.
14107 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
14108 operand 0 is memory operand.
14109 (fix_trunc<mode>_i387_with_temp): Ditto.
14110 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
14111 operand 2 when operand 1 is memory operand.
14112 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
14113 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
14114 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
14115 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
14116 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
14117 operands 2,3 and 4 when operand 1 is memory operand.
14118 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
14120 (fistdi2_floor_with_temp): Ditto.
14121 (fist<mode>2_floor_with_temp): Ditto.
14122 (fistdi2_ceil_with_temp): Ditto.
14123 (fist<mode>2_ceil_with_temp): Ditto.
14124 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
14126 2008-04-26 David Daney <ddaney@avtrex.com>
14128 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
14130 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
14131 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14132 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14133 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
14134 (compare_and_swap_12): New insn.
14135 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
14136 * config/mips/mips.c (mips_force_binary): New function.
14137 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
14138 (mips_expand_compare_and_swap_12): New function.
14139 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
14141 2008-04-25 Jan Hubicka <jh@suse.cz>
14144 * cfgexpand.c (pass_expand): Turn into RTL pass.
14145 * passes.c (execute_one_pass): Do pass typechecking after execution.
14146 * tree-pass.h (pass_expand): Turn into RTL pass.
14148 * function.h (struct rtl_data): Move here fields
14149 accesses_prior_frames, calls_eh_return, saves_all_registers,
14150 has_nonlocal_goto, has_asm_statement, is_thunk,
14151 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
14152 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
14153 arg_pointer_save_area_init from struct function; turn into bool.
14154 (struct function): Move
14155 calls_eh_return, saves_all_registers, has_nonlocal_goto,
14156 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
14157 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
14158 tail_call_emit, arg_pointer_save_area_init
14159 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
14160 (current_function_returns_struct, current_function_returns_pcc_struct,
14161 current_function_calls_setjmp, current_function_calls_alloca,
14162 current_function_accesses_prior_frames,
14163 current_function_calls_eh_return, current_function_is_thunk,
14164 current_function_stdarg, current_function_profile,
14165 current_function_limit_stack, current_function_uses_pic_offset_table,
14166 current_function_uses_const_pool, current_function_has_nonlocal_label,
14167 current_function_saves_all_registers,
14168 current_function_has_nonlocal_goto,
14169 current_function_has_asm_statement): Remove accesor macros.
14170 * ra-conflict.c (global_conflicts): Update.
14171 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
14172 (suitable_for_tail_call_opt_p): Update.
14173 * builtins.c (expand_builtin_return_addr): Update.
14174 (expand_builtin_setjmp_setup): Update.
14175 (expand_builtin_nonlocal_goto): Update.
14176 * final.c (final_start_function): Update.
14177 (profile_function): Update.
14178 (leaf_function_p): Update.
14179 (only_leaf_regs_used): Update.
14180 * df-scan.c (df_get_exit_block_use_set): Update.
14181 * dojump.c (clear_pending_stack_adjust): Update.
14182 * tree-stdarg.c (gate_optimize_stdarg): Update.
14183 * gimple-low.c (lower_function_body): Update.
14184 * global.c (compute_regsets): Update.
14185 (global_alloc): Update.
14186 * dwarf2out.c (dwarf2out_begin_prologue): Update.
14187 * expr.c (expand_assignment): Update.
14188 * dse.c (dse_step0): Update.
14189 (dse_step1): Update.
14190 * c-decl.c (store_parm_decls): Update.
14191 * local-alloc.c (combine_regs): Update.
14192 (find_free_reg): Update.
14193 * function.c (assign_parms_augmented_arg_list): Update.
14194 (assign_parm_find_data_types): Update.
14195 (assign_parms): Update.
14196 (allocate_struct_function): Update.
14197 (expand_function_start): Update.
14198 (expand_function_end): Update.
14199 (get_arg_pointer_save_area): Update.
14200 (thread_prologue_and_epilogue_insns): Update.
14201 (rest_of_match_asm_constraints): Update.
14202 * stor-layout.c (variable_size): Update.
14203 * gcse.c (gcse_main): Update.
14204 (bypass_jumps): Update.
14205 * gimplify.c (gimplify_function_tree): Update.
14206 * calls.c (emit_call_1): Update.
14207 (expand_call): Update.
14208 * bt-load.c (compute_defs_uses_and_gen): Update.
14209 * except.c (sjlj_assign_call_site_values): Update.
14210 (sjlj_emit_function_enter): Update.
14211 (can_throw_external): Update.
14212 (set_nothrow_function_flags): Update.
14213 (expand_builtin_unwind_init): Update.
14214 (expand_eh_return): Update.
14215 (convert_to_eh_region_ranges): Update.
14216 (output_function_exception_table): Update.
14217 * emit-rtl.c (gen_tmp_stack_mem): Update.
14218 * cfgexpand.c (expand_used_vars): Update.
14219 (tree_expand_cfg): Update.
14220 * cfgcleanup.c (rest_of_handle_jump): Update.
14221 * explow.c (allocate_dynamic_stack_space): Update.
14222 * varasm.c (assemble_start_function): Update.
14223 (force_const_mem): Update.
14224 (mark_constant_pool): Update.
14225 * tree-optimize.c (tree_rest_of_compilation): Update.
14226 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
14227 * tree-cfg.c (notice_special_calls): Update.
14228 (is_ctrl_altering_stmt): Update.
14229 (tree_can_make_abnormal_goto): Update.
14230 (tree_purge_dead_abnormal_call_edges): Update.
14231 * config/alpha/predicates.md: Update.
14232 * config/alpha/alpha.c (alpha_sa_mask): Update.
14233 (alpha_sa_size): Update.
14234 (alpha_does_function_need_gp): Update.
14235 (alpha_expand_prologue): Update.
14236 (alpha_start_function): Update.
14237 (alpha_output_function_end_prologue): Update.
14238 (alpha_expand_epilogue): Update.
14239 * config/frv/frv.c (frv_stack_info): Update.
14240 (frv_expand_epilogue): Update.
14241 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
14242 (s390_register_info): Update.
14243 (s390_frame_info): Update.
14244 (s390_init_frame_layout): Update.
14245 (s390_can_eliminate): Update.
14246 (save_gprs): Update.
14247 * config/spu/spu.c (spu_split_immediate): Update.
14248 (need_to_save_reg): Update.
14249 (spu_expand_prologue): Update.
14250 (spu_expand_epilogue): Update.
14251 * config/sparc/sparc.md: Update.
14252 * config/sparc/sparc.c (eligible_for_return_delay): Update.
14253 (sparc_tls_got): Update.
14254 (legitimize_pic_address): Update.
14255 (sparc_emit_call_insn): Update.
14256 (sparc_expand_prologue): Update.
14257 (output_return): Update.
14258 (print_operand): Update.
14259 (sparc_function_ok_for_sibcall): Update.
14260 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
14261 * config/m32r/m32r.md: Update.
14262 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
14263 (m32r_compute_frame_size): Update.
14264 (m32r_expand_prologue): Update.
14265 (m32r_expand_epilogue): Update.
14266 (m32r_legitimize_pic_address): Update.
14267 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
14268 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14269 * config/i386/i386.c (ix86_frame_pointer_required): Update.
14270 (gen_push): Update.
14271 (ix86_save_reg): Update.
14272 (ix86_compute_frame_layout): Update.
14273 (ix86_expand_prologue): Update.
14274 (ix86_expand_epilogue): Update.
14275 * config/sh/sh.c (output_stack_adjust): Update.
14276 (calc_live_regs): Update.
14277 (sh5_schedule_saves): Update.
14278 (sh_expand_prologue): Update.
14279 (sh_expand_epilogue): Update.
14280 (sh_setup_incoming_varargs): Update.
14281 (sh_allocate_initial_value): Update.
14282 (sh_get_pr_initial_val): Update.
14283 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
14284 * config/sh/sh.md (label:): Update.
14285 * config/avr/avr.c (out_movhi_mr_r): Update.
14286 * config/crx/crx.h (enum): Update.
14287 * config/xtensa/xtensa.h (along): Update.
14288 * config/stormy16/stormy16.c Update.
14289 (xstormy16_compute_stack_layout): Update.
14290 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
14291 (fr30_expand_prologue): Update.
14292 * config/cris/cris.c (cris_conditional_register_usage): Update.
14293 (cris_reg_saved_in_regsave_area): Update.
14294 (cris_initial_frame_pointer_offset): Update.
14295 (cris_simple_epilogue): Update.
14296 (cris_expand_prologue): Update.
14297 (cris_expand_epilogue): Update.
14298 (cris_expand_pic_call_address): Update.
14299 (cris_asm_output_symbol_ref): Update.
14300 (cris_asm_output_label_ref): Update.
14301 * config/cris/cris.md Update.
14302 * config/iq2000/iq2000.c (compute_frame_size): Update.
14303 (iq2000_expand_epilogue): Update.
14304 * config/mt/mt.h (save_direction): Update.
14305 * config/mn10300/mn10300.c (mn10300_function_value): Update.
14306 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
14307 (ia64_secondary_reload_class): Update.
14308 * config/m68k/m68k.c (m68k_save_reg): Update.
14309 (m68k_expand_prologue): Update.
14310 (m68k_expand_epilogue): Update.
14311 (legitimize_pic_address): Update.
14312 * config/rs6000/rs6000.c (rs6000_got_register): Update.
14313 (first_reg_to_save): Update.
14314 (first_altivec_reg_to_save): Update.
14315 (compute_vrsave_mask): Update.
14316 (compute_save_world_info): Update.
14317 (rs6000_stack_info): Update.
14318 (spe_func_has_64bit_regs_p): Update.
14319 (rs6000_ra_ever_killed): Update.
14320 (rs6000_emit_eh_reg_restore): Update.
14321 (rs6000_emit_allocate_stack): Update.
14322 (rs6000_emit_prologue): Update.
14323 (rs6000_emit_epilogue): Update.
14324 (rs6000_output_function_epilogue): Update.
14325 (output_profile_hook): Update.
14326 (rs6000_elf_declare_function_name): Update.
14327 * config/rs6000/rs6000.h (rs6000_args): Update.
14328 * config/rs6000/rs6000.md: Update.
14329 * config/mcore/mcore.c (mcore_expand_prolog): Update.
14330 * config/arc/arc.c (arc_output_function_epilogue): Update.
14331 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
14332 * config/darwin.c (machopic_function_base_name): Update.
14333 * config/score/score3.c (score3_compute_frame_size): Update.
14336 (score3_epilogue): Update.
14337 * config/score/score7.c (score7_compute_frame_size): Update.
14338 (score7_prologue): Update.
14339 (score7_epilogue): Update.
14340 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
14341 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14342 * config/arm/arm.c (use_return_insn): Update.
14343 (require_pic_register): Update.
14344 (arm_load_pic_register): Update.
14345 (arm_compute_save_reg0_reg12_mask): Update.
14346 (arm_compute_save_reg_mask): Update.
14347 (thumb1_compute_save_reg_mask): Update.
14348 (output_return_instruction): Update.
14349 (arm_output_function_prologue): Update.
14350 (arm_output_epilogue): Update.
14351 (arm_get_frame_offsets): Update.
14352 (arm_expand_prologue): Update.
14353 (thumb_pushpop): Update.
14354 (thumb_exit): Update.
14355 (thumb1_expand_prologue): Update.
14356 (thumb1_expand_epilogue): Update.
14357 (arm_unwind_emit): Update.
14358 (arm_output_fn_unwind): Update.
14359 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
14360 * config/arm/arm.md: Update.
14361 * config/pa/pa.md: Update.
14362 * config/pa/pa.c (legitimize_pic_address): Update.
14363 (compute_frame_size): Update.
14364 (hppa_expand_prologue): Update.
14365 (hppa_expand_epilogue): Update.
14366 (borx_reg_operand): Update.
14367 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
14368 (HARD_REGNO_RENAME_OK): Update.
14369 * config/mips/mips.c (mips_global_pointer): Update.
14370 (mips_save_reg_p): Update.
14371 (mips_compute_frame_info): Update.
14372 (mips_frame_pointer_required): Update.
14373 (mips_expand_prologue): Update.
14374 (mips_expand_epilogue): Update.
14375 (mips_can_use_return_insn): Update.
14376 (mips_reorg_process_insns): Update.
14377 * config/v850/v850.c (compute_register_save_size): Update.
14378 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
14379 * config/mmix/mmix.c (along): Update.
14380 (mmix_expand_epilogue): Update.
14381 * config/bfin/bfin.c (legitimize_pic_address): Update.
14382 (must_save_p): Update.
14383 (stack_frame_needed_p): Update.
14384 (add_to_reg): Update.
14385 (bfin_expand_prologue): Update.
14386 * stmt.c (expand_asm_operands): Update.
14387 * reload1.c (reload): Update.
14388 (init_elim_table): Update.
14390 2008-04-25 Bob Wilson <bob.wilson@acm.org>
14392 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
14394 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
14396 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
14397 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
14398 (mov<mode>): Removed.
14399 (*movv4sf_internal): Likewise.
14400 (*movv2df_internal): Likewise.
14402 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
14404 * config.gcc (crx-*-elf): Remove deprecation.
14406 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
14408 * config/i386/cygming-crtend.c (register_frame_ctor): Register
14409 __gcc_deregister_frame with atexit.
14410 (deregister_frame_dtor): Remove.
14412 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
14413 Nathan Sidwell <nathan@codesourcery.com>
14415 * config/rs6000/rs6000.opt (mspe): Remove Var property.
14417 * config/rs6000/rs6000.h (rs6000_spe): Declare.
14418 (rs6000_isel): Likewise.
14419 * config/rs6000/rs6000.c (rs6000_spe): New variable.
14420 (rs6000_isel): New variable.
14421 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
14423 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14426 * c-common.c (handle_vector_size_attribute): Call
14427 lang_hooks.types.reconstruct_complex_type instead of
14428 reconstruct_complex_type.
14429 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
14430 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
14431 * langhooks.h (struct lang_hooks_for_types): Add
14432 reconstruct_complex_type hook.
14433 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
14434 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
14436 2008-04-24 Richard Guenther <rguenther@suse.de>
14438 * c-common.h (check_builtin_function_arguments): Declare.
14439 * c-common.c (validate_nargs): New function.
14440 (check_builtin_function_arguments): Likewise.
14441 * c-typeck.c (build_function_call): Call
14442 check_builtin_function_arguments.
14443 * builtins.c (fold_builtin_classify): Remove error reporting code.
14444 (fold_builtin_unordered_cmp): Likewise.
14445 (fold_builtin_1): Likewise.
14446 (fold_builtin_n): Likewise.
14448 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14450 PR tree-optimization/36008
14451 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
14452 the original op1, rather than delta by step.
14454 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
14455 Sebastian Pop <sebastian.pop@amd.com>
14457 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
14458 eliminate_local_variables_stmt, eliminate_local_variables,
14459 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
14460 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
14461 of code delimited by two edges in the CFG.
14462 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
14463 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
14464 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
14465 the case of parallelisation of reductions.
14466 (expr_invariant_in_region_p): New.
14468 * tree-flow.h (gather_blocks_in_sese_region): Declared.
14469 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
14471 2008-04-24 Ira Rosen <irar@il.ibm.com>
14472 Richard Guenther <rguenther@suse.de>
14474 PR tree-optimization/36034
14475 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
14476 incapable of dealing with loads with gaps.
14478 2008-04-24 Rafael Espindola <espindola@google.com>
14480 * tree-flow.h (vrp_evaluate_conditional): Change signature.
14481 * tree-ssa-propagate.c (fold_predicate_in): Update call to
14482 vrp_evaluate_conditional.
14483 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
14484 (vrp_evaluate_conditional): Split the cond argument.
14485 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
14486 (simplify_stmt_for_jump_threading): Update call to
14487 vrp_evaluate_conditional.
14489 2008-04-24 Ira Rosen <irar@il.ibm.com>
14491 PR tree-optimization/35982
14492 * tree-vect-analyze.c (vect_check_interleaving): Check that the
14493 interleaved data-refs are of the same type.
14495 2008-04-24 Danny Smith <dannysmith@users.net>
14497 * c-format.c (check_format_info_main): Use strncmp rather than a
14498 magic prefix to handle multichar length specs.
14499 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
14500 Don't prefix "I64" and "I32" with '\0'.
14502 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14505 * config/i386/i386.c (init_cumulative_args): Don't pass anything
14506 in registers for -m32 only if stdarg_p (fntype).
14508 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
14510 PR rtl-optimization/36006
14511 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
14512 temp to op0 in order to avoid invalid rtx sharing.
14514 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
14516 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
14517 check TREE_INVARIANT.
14518 * tree-gimple.c (is_gimple_address): New.
14519 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
14520 * tree-gimple.h (is_gimple_address): New.
14521 * tree.h (decl_address_invariant_p): New.
14522 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
14523 (build_string): Likewise.
14524 (decl_address_invariant_p): New, from is_gimple_invariant_address.
14525 (tree_invariant_p_1): Likewise.
14526 (save_expr): Use it.
14527 (tree_invariant_p): New.
14528 (skip_simple_arithmetic): Use it.
14529 (stabilize_reference_1): Use it.
14530 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
14532 (build1_stat): Drop code to compute TREE_INVARIANT.
14533 (build2_stat): Drop code to compute TREE_INVARIANT.
14534 (build3_stat): Drop code to compute TREE_INVARIANT.
14535 (build4_stat): Drop code to compute TREE_INVARIANT.
14536 (build5_stat): Drop code to compute TREE_INVARIANT.
14537 (build7_stat): Drop code to compute TREE_INVARIANT.
14538 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
14539 * tree.h (struct tree_base): Remove invariant_flag.
14540 (TREE_INVARIANT): Remove.
14541 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
14542 (fold_builtin_expect): Check TREE_CONSTANT.
14543 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
14544 * c-tree.h (c_expr_to_decl): Drop third parameter.
14545 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
14546 (build_c_cast): Don't set TREE_INVARIANT.
14547 (pop_init_level): Don't set TREE_INVARIANT.
14548 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
14549 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
14551 (gimplify_init_constructor): Don't set TREE_INVARIANT.
14552 (gimplify_addr_expr): Adjust comment.
14553 * tree-mudflap.c (mf_build_string):
14554 * print-tree.c (print_node): Don't print TREE_INVARIANT.
14555 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
14556 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
14557 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
14558 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
14559 * langhooks.h (struct lang_hooks): Drop third parameter from
14562 2008-04-23 Richard Guenther <rguenther@suse.de>
14564 PR tree-optimization/27799
14565 PR tree-optimization/32921
14566 PR tree-optimization/32624
14567 * tree-ssa-structalias.c (merge_smts_into): Only merge the
14568 SMTs aliases and the tag itself into the solution.
14569 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
14570 merge the points-to solution back into the SMT aliases.
14571 (may_alias_p): Use alias_set_subset_of instead of
14572 aliases_conflict_p. A pointer which points to
14573 memory with alias set zero may access any variable.
14575 2008-04-23 Richard Guenther <rguenther@suse.de>
14577 * alias.c (alias_set_subset_of): Correctly handle asking
14578 if zero is a subset of an alias set with zero child.
14579 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
14580 (compute_flow_insensitive_aliasing): Correctly walk all
14581 pointers. Do not unnecessarily union sets.
14583 2008-04-23 Richard Guenther <rguenther@suse.de>
14585 PR middle-end/36021
14586 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
14588 2008-04-22 Tomas Bily <tbily@suse.cz>
14590 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
14592 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
14594 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
14595 * tree-ssa-structalias.c (get_constraint_for): Likewise.
14596 * tree-inline.c (estimate_num_insns_1): Likewise.
14597 * varasm.c (const_hash_1, compare_constant, copy_constant)
14598 (compute_reloc_for_constant, output_addressed_constants): Likewise.
14599 * emit-rtl.c (component_ref_for_mem_expr)
14600 (set_mem_attributes_minus_bitpos): Likewise.
14601 * expr.c (highest_pow2_factor, expand_expr_real_1, )
14602 (is_aligning_offset): Likewise.
14603 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
14604 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
14605 * dojump.c (do_jump): Likewise.
14606 * builtins.c (get_pointer_alignment, get_memory_rtx)
14607 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
14608 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
14610 2008-04-23 Jakub Jelinek <jakub@redhat.com>
14612 PR rtl-optimization/36017
14613 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
14614 expanding the library call.
14616 2008-04-22 Ian Lance Taylor <iant@google.com>
14618 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
14619 than size_in_bytes.
14621 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
14623 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
14624 of LR/CTR moves for Power6.
14626 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
14628 PR middle-end/36003
14629 * passes.c (init_optimization_passes): Remove
14630 pass_fast_rtl_byte_dce.
14632 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
14635 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
14636 builtin functions to generate faster code.
14637 (_mm_cvtpu16_ps): Ditto.
14638 (_mm_cvtpi32x2_ps): Ditto.
14640 2008-04-22 Nick Clifton <nickc@redhat.com>
14642 * common.opt (ftree-loop-distribution): Add Optimization
14645 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
14646 (frv_expand_builtin_va_start): Likewise.
14648 * config/arm/arm.c (thumb_find_work_register): Fix location of
14649 argument register count.
14651 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
14653 Support scheduling for ColdFire V1 and V3 microarchitecture.
14654 Improve scheduling of multiplication instructions.
14656 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
14657 (mac): New instruction attribute.
14658 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
14659 (m68k_sched_mac): New variable.
14660 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
14661 Handle cfv1 and cfv3.
14662 (max_insn_size): New static variable.
14663 (struct _sched_ib): New type.
14664 (sched_ib): New static variable.
14665 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
14666 to fields of 'struct _sched_ib sched_ib'. Update all uses.
14667 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
14669 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
14670 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
14671 new variables. Update.
14672 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
14673 Add modeling of cfv3 instruction buffer. Update.
14674 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
14675 * config/m68k/m68k.h (TUNE_CFV3): New macro.
14676 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
14677 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
14678 a particular reservation applies to.
14679 (type2): Reorganize attribute values. Rename alu to alu_reg,
14680 alu_l to alu, move_l to omove. Join move to alu. Split mul
14681 to mul_l and mul_w.
14682 (cf_ib_*): Simplify description of instruction buffer.
14683 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
14684 (cf_mem): Split into cf_mem1 and cf_mem2.
14685 (cf_v2_move_??): Rename to cfv12_alu_??.
14686 (cf_v2_move_l_??): Rename to cfv12_omove_??.
14687 (cf_v2_mul_??): Remove reservations.
14688 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
14689 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
14690 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
14692 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
14693 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
14694 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
14695 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
14696 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
14697 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
14698 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
14699 expansions of the above reservations for instructions of sizes
14702 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
14704 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
14706 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
14708 * coverage.c: Include tree-pass.h.
14709 (coverage_counter_alloc): Print da_file_name to the dump file.
14711 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
14713 * sbitmap.c (sbitmap_range_empty_p): New function.
14714 * sbitmap.h (sbitmap_range_empty_p): New function.
14715 * bitmap.h: Now includes obstack.h.
14717 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
14718 Kenneth Zadeck <zadeck@naturalbridge.com>
14720 * dbgcnt.def (ra_byte_scan): Added.
14721 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
14722 when the last hit happens for a counter.
14723 * timevar.def (TV_DF_BYTE_LR): New variable.
14724 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
14725 * passes.c (pass_fast_rtl_byte_dce): New pass.
14726 * fwprop.c (update_df): Added mode to call df_ref_create.
14727 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
14728 DF_REF_EXTRACT_OFFSET.
14729 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
14730 DF_BYTE_LR_OUT, df_byte_lr): New macro.
14732 (df_ref_extract): Added mode field.
14733 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
14734 DF_REF_EXTRACT_OFFSET.
14735 (DF_REF_EXTRACT_MODE): New macro.
14736 (df_byte_lr_bb_info): New structure.
14737 (df_print_byte_regset, df_compute_accessed_bytes,
14738 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
14739 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
14740 df_byte_lr_simulate_uses,
14741 df_byte_lr_simulate_artificial_refs_at_top,
14742 df_byte_lr_simulate_artificial_refs_at_end,
14743 df_compute_accessed_bytes): New function.
14744 (df_ref_create): Add parameter.
14745 (df_byte_lr_get_bb_info): New inline function.
14746 * df-scan.c (df_ref_record, df_uses_record,
14747 df_ref_create_structure): Added mode parameter.
14748 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
14749 df_defs_record, df_uses_record, df_get_conditional_uses,
14750 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
14751 df_entry_block_defs_collect, df_exit_block_uses_collect):
14752 Added mode parameter to calls to df_ref_record, df_uses_record,
14753 df_ref_create_structure.
14754 (df_ref_equal_p, df_ref_compare): Added test for modes.
14755 (df_ref_create_structure): Added code to set mode. Renamed
14756 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
14757 DF_REF_EXTRACT_OFFSET.
14758 * df-core.c (df_print_byte_regset): New function.
14759 * df-byte-scan.c: New file.
14760 * df-problems.c (df_rd_transfer_function): Removed unnecessary
14761 calls to BITMAP_FREE.
14762 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
14763 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
14764 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
14765 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
14766 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
14767 df_byte_lr_local_compute, df_byte_lr_init,
14768 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
14769 df_byte_lr_transfer_function, df_byte_lr_free,
14770 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
14771 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
14772 df_byte_lr_simulate_uses,
14773 df_byte_lr_simulate_artificial_refs_at_top,
14774 df_byte_lr_simulate_artificial_refs_at_end): New function.
14775 * dce.c (byte_dce_process_block): New function.
14776 (dce_process_block): au is now passed in rather than computed
14777 locally. Changed loops that look at artificial defs to not look
14778 for conditional or partial ones, because there never are any.
14779 (fast_dce): Now is able to drive byte_dce_process_block or
14780 dce_process_block depending on the kind of dce being done.
14781 (rest_of_handle_fast_dce): Add parameter to fast_dce.
14782 (rest_of_handle_fast_byte_dce): New function.
14783 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
14784 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
14786 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
14789 * gcc.h: Added fortran options that take arguments to
14790 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
14793 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
14795 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
14796 scalarization if on the LHS and not a full access.
14798 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14800 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
14802 2008-04-18 Rafael Espindola <espindola@google.com>
14804 * tree-vrp.c (find_case_label_index): Fix the binary search.
14805 (find_case_label_range): New.
14806 (vrp_visit_switch_stmt): Use find_case_label_range.
14807 (simplify_switch_using_ranges): Use find_case_label_range.
14809 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
14811 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
14812 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
14814 2008-04-18 Tom Tromey <tromey@redhat.com>
14817 * doc/cpp.texi (Implementation-defined behavior): Mention
14820 2008-04-18 Ian Lance Taylor <iant@google.com>
14822 * fold-const.c (pointer_may_wrap_p): New static function.
14823 (fold_comparison): Add another test for pointer overflow. Use
14824 pointer_may_wrap_p to disable some false positives.
14826 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
14828 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
14829 (fname_as_string): Match updated cpp_interpret_string prototype.
14830 (fix_string_type): Support char16_t* and char32_t*.
14831 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
14832 derivative) nodes. Register as builtin if C++0x.
14833 (c_parse_error): Support CPP_CHAR{16,32}.
14834 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
14835 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
14836 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
14837 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
14838 CTI_CHAR32_ARRAY_TYPE>: New elements.
14839 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
14840 char32_type_node, signed_char32_type_node, char16_array_type_node,
14841 char32_array_type_node): New defines.
14842 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
14843 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
14844 (lex_string): Support CPP_STRING{16,32}, match updated
14845 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
14846 (lex_charconst): Support CPP_CHAR{16,32}.
14847 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
14848 and CPP_STRING{16,32}.
14850 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
14853 * aclocal.m4: Regenerate.
14854 * configure: Regenerate.
14856 2008-04-18 Jan Hubicka <jh@suse.cz>
14858 * except.c (dw2_size_of_call_site_table,
14859 sjlj_size_of_call_site_table): Use vector API for call_site_record.
14861 * cgraphbuild.c (build_cgraph_edges): Update.
14862 * tree-pass.h: Update comment.
14863 * final.c (leaf_function_p): Update.
14864 (leaf_renumber_regs): Update.
14865 (rest_of_clean_state): Update.
14866 * omp-low.c (expand_omp_parallel): Update.
14867 * ipa-reference.c (analyze_function): Update.
14868 * reorg.c (find_end_label): Update.
14869 (optimize_skip): Update.
14870 (fill_simple_delay_slots): Update.
14871 (fill_simple_delay_slots): Update.
14872 (make_return_insns): Update.
14873 (dbr_schedule): Update.
14874 * gimple-low.c (record_vars_into): Update.
14875 * cfgbuild.c (make_edges): Update.
14876 * function.c (assign_stack_local): Update.
14877 (assign_parm_adjust_stack_rtl): Update.
14878 (locate_and_pad_parm): Update.
14879 (allocate_struct_function): Do not initialize stack_alignment_needed
14880 and preferred_stack_boundary here.
14881 (stack_protect_prologue): Update.
14882 (stack_protect_epilogue): Update.
14883 (expand_function_start): Initialize stack_alignment_needed,
14884 preferred_stack_boundary and max_jumptable_ents.
14885 (expand_function_end): Update.
14886 (free_after_compilation): Do not NULLify epilogue_delay_list.
14887 * function.h (struct rtl_data): Add stack_protect_guard,
14888 stack_alignment_needed,
14889 preferred_stack_boundary, epilogue_delay_list.
14890 (struct function): Remove value_histograms, stack_alignment_needed,
14891 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
14893 unexpanded_var_list, stack_protect_guard.
14894 (current_function_epilogue_delay_list): Remove.
14895 * ipa-type-escape.c (analyze_function): Update.
14896 * gimplify.c (pop_gimplify_context): Update comment.
14897 * calls.c (expand_call): Update.
14898 (emit_library_call_value_1): Update.
14899 * except.c (set_nothrow_function_flags): Update.
14900 * cfgexpand.c (get_decl_align_unit): Update.
14901 (create_stack_guard): Update.
14902 (estimated_stack_frame_size): Update.
14903 (expand_used_vars): Update.
14904 (tree_expand_cfg): Free histogram earliers, init expansion variables.
14905 * explow.c (allocate_dynamic_stack_space): Update.
14906 * tree-ssa-live.c (remove_unused_locals): Update.
14907 * varasm.c (mark_constant_pool): Update.
14908 * tree-inline.c (remap_decls): Update.
14909 (initialize_cfun): Update.
14910 (declare_return_variable): Update.
14911 (inline_forbidden_p): Update.
14912 (expand_call_inline): Update.
14913 (declare_inline_vars): Update.
14914 (tree_function_versioning): Update.
14915 * tree-flow.h (value_histograms): New.
14916 (VALUE_HISTOGRAMS): New macro.
14917 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
14919 * tree-cfg.c (set_bb_for_stmt): Update.
14920 (replace_by_duplicate_decl): Update.
14921 (move_block_to_fn): Update.
14922 (new_label_mapper): Update.
14923 (dump_function_to_file): Update.
14924 * ipa-struct-reorg.c (build_data_structure): Update.
14925 * cfgrtl.c (print_rtl_with_bb): Update.
14926 * reload1.c (reload): Update.
14928 * config/i386/i386.c (setup_incoming_varargs_64,
14929 ix86_compute_frame_layout): Update.
14930 * config/arc/arc.c (arc_output_function_epilogue): Update.
14932 2008-04-18 Marius Strobl <marius@FreeBSD.org>
14934 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
14935 for FreeBSD as well.
14936 * gthr-posix95.h: Likewise.
14938 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
14940 PR rtl-optimization/35838
14941 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
14942 out the byte offset of the first subreg.
14944 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
14946 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
14947 to split_ti instead of three separate calls with single member arrays.
14948 (subti3 splitter): Ditto.
14949 (adddi3 splitter): Ditto with split_di.
14950 (subdi3 splitter): Ditto.
14951 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
14952 two separate calls with single member arrays. Swap match_dup
14953 operands 1 and 2 to better fit into the array.
14954 (negdi2 splitter): Ditto with split_di.
14955 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
14956 two separate calls with single member arrays. Swap match_dup operands
14957 6 and 7 to better fit into the array.
14959 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
14961 * config/i386/i386.c (sse_builtin_type): New.
14962 (bdesc_sse_args): Likewise.
14963 (bdesc_sse_3arg): Removed.
14964 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
14965 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
14966 IX86_BUILTIN_ROUNDPS.
14967 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
14968 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
14969 IX86_BUILTIN_ROUNDPS.
14970 (ix86_expand_sse_4_operands_builtin): Removed.
14971 (ix86_expand_sse_operands_builtin): New.
14972 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
14973 and CODE_FOR_sse4_1_roundps.
14974 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
14975 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
14977 2008-04-17 Alan Modra <amodra@bigpond.net.au>
14980 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
14981 regs before frame pop when needed. If use_backchain_to_restore_sp
14982 then load backchain into a temp reg to restore vr and vrsave. Add
14983 code to restore vr after frame pop if possible.
14985 2008-04-17 Richard Guenther <rguenther@suse.de>
14987 * tree-vn.c (expressions_equal_p): Do not check type
14988 equality or compatibility before calling operand_equal_p.
14989 * fold-const.c (operand_equal_p): Check equivalence of
14990 integer constants before bailing out due to signedness or
14991 precision differences.
14992 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
14993 spurious differences in type qualification. Ignore types
14994 for COMPONENT_REFs at all.
14996 2008-04-17 Christian Bruel <christian.bruel@st.com>
14998 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
14999 msw_skip comparison.
15001 2008-04-16 Jakub Jelinek <jakub@redhat.com>
15004 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
15007 PR tree-optimization/35899
15008 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
15009 rather than TREE_OPERAND.
15011 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
15014 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
15015 temporary registers. Change operand predicate to general_operand.
15016 (remainderxf3): Ditto.
15018 2008-04-16 Richard Guenther <rguenther@suse.de>
15020 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
15021 * tree-affine.c (aff_combination_expand): Look through some
15024 2008-04-15 Doug Kwan <dougkwan@google.com>
15026 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
15028 * tree-pretty-print.c (dump_generic_node): Ditto.
15029 * final.c (output_addr_const): Ditto.
15030 * dwarf2out.c (output_cfi): Ditto.
15031 * c-pretty-print.c (pp_c_integer_constant): Ditto.
15032 * print-rtl.c (print_rtx): Ditto.
15033 * print-tree.c (print_node_brief, print_node): Ditto.
15034 * c-common.c (match_case_to_enum_1): Ditto.
15035 * sched-vis.c (print_value): Ditto.
15036 * config/i386/i386.c (print_operand): Cast to long unsigned int
15039 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
15040 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
15041 MS Windows VirtualProtect function.
15043 2008-04-15 Jan Hubicka <jh@suse.cz>
15045 * gengtype.c (write_root): Param_is argument is OK.
15046 * expr.c (expand_expr_real_1): Update call of get_exception_*.
15047 * function.h: Include varray.h
15048 (rtl_eh): New stucture based on except.c one.
15049 (call_site_record): New forward declaration and vector type.
15050 * calls.c (emit_call_1): Do not call
15051 note_current_region_may_contain_throw.
15052 * except.c (eh_status): Remove cur_region, try_region since they are
15054 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
15055 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
15056 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
15057 Remove call_site_data_used, call_site_data_size.
15058 Turn call_site_record into vector in function.h.
15059 (note_current_region_may_contain_throw): Remove.
15060 (get_exception_pointer, get_exception_filter): Do not take struct
15061 function argument; update.
15062 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
15063 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
15064 build_post_landing_pads, dw2_build_landing_pads,
15065 sjlj_assign_call_site_values, sjlj_mark_call_sites,
15066 sjlj_emit_function_enter, sjlj_emit_function_enter,
15067 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
15068 sjlj_build_landing_pads, finish_eh_generation,
15069 remove_exception_handler_label, remove_eh_handler,
15070 maybe_remove_eh_handler, add_reachable_handler,
15071 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
15072 add_action_record, collect_one_action_chain, add_call_site,
15073 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
15074 sjlj_output_call_site_table, output_function_exception_table,
15075 * except.h (note_current_region_may_contain_throw): Remove
15076 (get_exception_pointer, get_exception_filter): Do not take struct
15078 * Makefile.in (GTFILES): Put varargs before struct function.
15080 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15082 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
15083 punt for STRING_CST.
15084 (get_constraint_for): Deal with STRING_CST here instead.
15086 2008-04-15 Richard Guenther <rguenther@suse.de>
15088 * tree-ssa-propagate.c (substitute_and_fold): Substitute
15089 statements in a basic-block with a backward walk. Do not
15090 substitute into dead statements but instead remove those.
15092 2008-04-15 Richard Guenther <rguenther@suse.de>
15094 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
15095 to zero, thus disable creation of SFTs.
15097 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15099 * tree-predcom.c (suitable_reference_p): Return false if the
15100 reference can throw.
15102 2008-04-15 Jakub Jelinek <jakub@redhat.com>
15105 * c-decl.c (finish_decl): If extern or static var has variable
15106 size, set TREE_TYPE (decl) to error_mark_node.
15108 2008-04-15 Rafael Espindola <espindola@google.com>
15110 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
15113 2008-04-15 Richard Guenther <rguenther@suse.de>
15115 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
15116 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
15117 (visit_reference_op_load): Do walk vuse-vdef chains on
15118 vn_reference_lookup.
15119 (visit_reference_op_store): But do not here.
15120 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
15121 vn_reference_lookup.
15122 (vn_lookup_with_vuses): But do so here.
15124 2008-04-14 Ian Lance Taylor <iant@google.com>
15126 * fold-const.c (fold_overflow_warning): Remove assertion.
15128 2008-04-15 Ben Elliston <bje@au.ibm.com>
15130 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
15131 temp1 local variables.
15133 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
15136 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
15137 ".text.unlikely" section as executable.
15139 2008-04-14 James E. Wilson <wilson@tuliptree.org>
15141 * config/ia64/ia64.c (rtx_needs_barrier): Handle
15142 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
15143 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
15144 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
15145 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
15146 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
15147 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
15149 2008-04-14 Ian Lance Taylor <iant@google.com>
15151 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
15152 * fold-const.c (fold_comparison): If appropriate, test
15153 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
15154 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
15155 reassociating a pointer type.
15156 * doc/invoke.texi (Optimize Options): Document that
15157 -fstrict-overflow applies to pointer wraparound.
15159 2008-04-13 Jan Hubicka <jh@suse.cz>
15161 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
15163 2008-04-12 Andrew Pinski <pinskia@gmail.com>
15165 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
15166 we are going to "save the world".
15168 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
15170 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
15171 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
15172 operand 0 constraint, not "=".
15174 2008-04-11 James E. Wilson <wilson@tuliptree.org>
15176 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
15178 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15180 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
15181 of size of positions_needed * CHAR_BIT.
15183 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15185 PR middle-end/35897
15186 * dse.c (store_info): Change positions_needed to unsigned
15188 (lowpart_bitmask): New.
15189 (record_store): Cast to unsigned HOST_WIDE_INT for
15190 positions_needed. Assert width <= size of positions_needed *
15191 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
15192 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
15193 lowpart_bitmask to set mask.
15195 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15197 * config/bfin/constraints.md: New file.
15198 * config/bfin/bfin.md: Include it.
15199 (adddi3): Use satisfies_constraint functions instead of the old macros.
15200 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
15201 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
15202 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
15203 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
15204 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
15205 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
15206 EXTRA_CONSTRAINT): Delete.
15207 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
15208 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
15210 * config/bfin/bfin.c: Include "tm-constrs.h".
15211 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
15212 Use satisfies_constraint functions instead of the old macros.
15213 * doc/md.texi (Blackfin Constraints): Update file name reference.
15215 2008-04-11 Richard Guenther <rguenther@suse.de>
15217 PR tree-optimization/35869
15218 * tree-vrp.c (execute_vrp): Move switch statement update after
15219 jump threading. Schedule another cfg cleanup run.
15221 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
15224 * attribs.c (decl_attributes): Return early on errorneous node.
15226 2008-04-10 Oleg Ryjkov <olegr@google.com>
15228 * tree.h (struct tree_base): Added a new flag default_def_flag.
15229 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
15231 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
15233 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
15235 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15238 * pa.md: Define mode iterator P. Define mode attribute dwc.
15239 (dcacheflush): Update pattern to use iterator P and attribute dwc.
15240 (icacheflush): Likewise.
15241 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
15242 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
15244 2008-04-11 Ben Elliston <bje@au.ibm.com>
15246 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
15248 2008-04-10 Rafael Espindola <espindola@google.com>
15250 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
15251 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
15252 (extract_range_from_expr): The same.
15254 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15256 * config/mips/mips.md (GPR2): New mode iterator.
15257 (seq): Add comment.
15258 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
15259 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
15260 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
15261 Rewrite these to take two modes, the mode of comparison and the
15262 mode of the destination.
15263 * config/mips/mips.c (mips_expand_scc): Instead of having
15264 paradoxical subreg as destination, expand "narrowing" scc if mode
15265 of comparison is SI and target is requested in DI mode.
15266 (mips_emit_int_order_test): Update comment. Make mode of
15267 comparison match CMP0 rather than TARGET. When creating inverse
15268 target use mode of TARGET.
15270 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15272 * gcov-dump.c (tag_summary): Only print summaries for the first
15273 GCOV_COUNTERS_SUMMABLE counters.
15275 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
15277 * config/i386/i386.md (absneg): New code iterator.
15278 (absnegprefix): New code attribute.
15279 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
15280 patterns using absneg code iterator.
15281 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
15282 using absneg code iterator.
15283 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
15284 *neg<mode>2 patterns using absneg code iterator.
15285 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15286 *negextendsfdf2 patterns using absneg code iterator.
15287 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
15288 *negextendsfxf2 patterns using absneg code iterator.
15289 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15290 *negextendsfdf2 patterns using absneg code iterator.
15291 * config/i386/sse.md (<code><mode>2): Macroize expander from
15292 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
15294 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
15296 * config/s390/s390.h: Remove the remains of the recent search
15297 & replace action of current_function_outgoing_args_size.
15299 2008-04-10 Ira Rosen <irar@il.ibm.com>
15301 PR tree-optimization/35821
15302 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
15303 NEW_STMT_LIST is not NULL.
15305 2008-04-09 David Edelsohn <edelsohn@gnu.org>
15308 * toplev.c (process_options): Remove -ffunction-sections debugging
15311 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
15313 PR middle-end/PR28690
15314 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
15315 than gen_rtx_fmt_ee to perform more canonicalizations.
15317 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15320 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
15322 2008-04-09 Richard Guenther <rguenther@suse.de>
15324 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
15325 (dump_function_to_file): Dump function arguments with types.
15327 2008-04-08 Richard Guenther <rguenther@suse.de>
15329 * fold-const.c (fold_widened_comparison): Do not allow
15330 sign-changes that change the result.
15332 2008-04-08 Janis Johnson <janis187@us.ibm.com>
15335 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
15336 kinds of indirect references.
15338 2008-04-08 David Edelsohn <edelsohn@gnu.org>
15340 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
15341 GNU Fortran language string.
15343 2008-04-08 Rafael Espindola <espindola@google.com>
15345 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
15346 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
15347 * tree.h (tree_call_nonnegative_warnv_p): New.
15349 2008-04-08 Jan Hubicka <jh@suse.cz>
15351 * function.c (free_after_compilation): Clear out regno_reg_rtx
15354 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
15357 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
15359 PR middle-end/PR28690
15360 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
15361 same precedence as REG_POINTER and MEM_POINTER operands.
15363 2008-04-08 Richard Guenther <rguenther@suse.de>
15365 PR middle-end/35834
15366 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
15367 for adding index to base.
15369 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
15371 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
15372 (MINGW_ENABLE_EXECUTE_STACK): New.
15373 (IN_LIBGCC2): For libgcc include windows.h file for
15374 function declarations.
15376 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
15378 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
15379 and tem2 if tem1 is not a REG or MULT.
15381 2008-04-08 Jan Hubicka <jh@suse.cz>
15383 * function.h (incomming_args): Break out of struct function.
15384 (function_subsections): Break out of struct function.
15385 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
15386 return_rtx and hard_reg_initial_vals from struct function.
15387 Kill inl_max_label_num.
15388 (current_function_pops_args, current_function_args_info,
15389 current_function_args_size, current_function_args_size,
15390 current_function_pretend_args_size,
15391 current_function_outgoing_args_size,
15392 current_function_internal_arg_pointer, current_function_return_rtx):
15393 Kill compatibility accestor macros.
15394 * builtins.c (expand_builtin_apply_args_1): Update.
15395 (expand_builtin_next_arg): Update.
15396 * df-scan.c (df_get_call_refs): Update.
15397 * dbxout.c (dbxout_function_end): Update.
15398 * dwarf2out.c (dwarf2out_switch_text_section): Update.
15399 (output_line_info): Update.
15400 (secname_for_decl): Update.
15401 (dwarf2out_var_location): Update.
15402 * function.c (free_after_compilation): Update.
15403 (assign_parm_find_stack_rtl): Update.
15404 (assign_parms): Update.
15405 (expand_dummy_function_end): Update.
15406 (expand_function_end): Update.
15407 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
15408 (expand_call): Update.
15409 (emit_library_call_value_1): Update.
15410 (store_one_arg): Update.
15411 * varasm.c (initialize_cold_section_name): Update.
15412 (unlikely_text_section): Update.
15413 (unlikely_text_section_p): Update.
15414 (assemble_start_function): Update.
15415 (assemble_end_function): Update.
15416 (default_section_type_flags): Update.
15417 (switch_to_section): Update.
15418 * integrate.c (set_decl_abstract_flags): Update.
15419 (get_hard_reg_initial_val): Update.
15420 (has_hard_reg_initial_val): Update.
15421 (allocate_initial_values): Update.
15422 * resource.c (init_resource_info): Update.
15423 * config/alpha/alpha.c (NUM_ARGS): Update.
15424 (direct_return): Update.
15425 (alpha_va_start): Update.
15426 (alpha_sa_size): Update.
15427 (alpha_initial_elimination_offset): Update.
15428 (alpha_expand_prologue): Update.
15429 (alpha_start_function): Update.
15430 (alpha_expand_epilogue): Update.
15431 (unicosmk_initial_elimination_offset):
15432 * config/alpha/alpha.md (call expander): Update.
15433 * config/s390/s390.c (s390_register_info): Update.
15434 (s390_register_info): Update.
15435 (s390_frame_info): Update.
15436 (s390_initial_elimination_offset): Update.
15437 (s390_build_builtin_va_list): Update.
15438 (s390_va_start): Update.
15439 * config/spu/spu.c (direct_return): Update.
15440 (spu_expand_prologue): Update.
15441 (spu_initial_elimination_offset): Update.
15442 (spu_build_builtin_va_list): Update.
15443 (spu_va_start): Update.
15444 * config/sparc/sparc.c (sparc_init_modes): Update.
15445 (sparc_compute_frame_size): Update.
15446 (function_value): Update.
15447 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
15448 * config/i386/i386.md (return expander): Update.
15449 * config/i386/i386.c (ix86_va_start): Update.
15450 (ix86_can_use_return_insn_p): Update.
15451 (ix86_compute_frame_layout): Update.
15452 (ix86_expand_epilogue): Update.
15453 * config/sh/sh.c (output_stack_adjust): Update.
15454 (calc_live_regs): Update.
15455 (sh_expand_prologue): Update.
15456 (sh_builtin_saveregs): Update.
15457 (sh_va_start): Update.
15458 (initial_elimination_offset): Update.
15459 (sh_allocate_initial_value): Update.
15460 (sh_function_ok_for_sibcall): Update.
15461 (sh_get_pr_initial_val): Update.
15462 * config/sh/sh.md (return expander): Update.
15463 * config/avr/avr.c (frame_pointer_required_p): UPdate.
15464 * config/crx/crx.c (crx_compute_frame): UPdate.
15465 (crx_initial_elimination_offset): UPdate.
15466 * config/xtensa/xtensa.c (compute_frame_size): Update
15467 (xtensa_builtin_saveregs): Update.
15468 (xtensa_va_start): Update.
15469 (order_regs_for_local_alloc): Update.
15470 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
15471 (xstormy16_expand_builtin_va_start): Update.
15472 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
15473 * config/m68hc11/m68hc11.md (return expanders): Update.
15474 * config/m68hc11/m68hc11.c (expand_prologue): Update.
15475 (expand_epilogue): Update.
15476 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
15477 (cris_simple_epilogue): Update.
15478 (cris_expand_prologue): Update.
15479 (cris_expand_epilogue): Update.
15480 * config/iq2000/iq2000.c (iq2000_va_start): Update.
15481 (compute_frame_size): Update.
15482 * config/mt/mt.c (mt_compute_frame_size): Update.
15483 * config/mn10300/mn10300.c (expand_prologue): Update.
15484 (expand_epilogue): Update.
15485 (initial_offset): Update.
15486 (mn10300_builtin_saveregs):
15487 * config/mn10300/mn10300.md (return expander): Update.
15488 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
15489 (ia64_initial_elimination_offset): Update.
15490 (ia64_initial_elimination_offset): Update.
15491 (ia64_expand_prologue): Update.
15492 * config/m68k/m68k.md (return expander): Update.
15493 * config/rs6000/rs6000.c (rs6000_va_start): Update.
15494 (rs6000_stack_info): Update.
15495 * config/mcore/mcore.c (layout_mcore_frame): Update.
15496 (mcore_expand_prolog): Update.
15497 * config/arc/arc.c (arc_compute_frame_size): Update.
15498 * config/score/score3.c (score3_compute_frame_size): Update.
15499 * config/score/score7.c (score7_compute_frame_size): Update.
15500 * config/arm/arm.c (use_return_insn): Update.
15501 (thumb_find_work_register): Update.
15502 (arm_compute_save_reg_mask): Update.
15503 (arm_output_function_prologue): Update.
15504 (arm_output_epilogue): Update.
15505 (arm_size_return_regs): Update.
15506 (arm_get_frame_offsets): Update.
15507 (arm_expand_prologue): Update.
15508 (thumb_exit): Update.
15509 (thumb_unexpanded_epilogue): Update.
15510 (thumb1_output_function_prologue): Update.
15511 * config/pa/pa.md (return expander): Update.
15512 * config/pa/pa.c (compute_frame_size): Update.
15513 (hppa_builtin_saveregs): Update.
15514 * config/mips/mips.c (mips_va_start): Update.
15515 (mips16_build_function_stub): Update.
15516 (mips_compute_frame_info): Update.
15517 (mips_restore_gp): Update.
15518 (mips_output_function_prologue): Update.
15519 (mips_expand_prologue): Update.
15520 * config/v850/v850.c (compute_frame_size): Update.
15521 (expand_prologue): * config/mmix/mmix.c (along): update.
15522 (mmix_initial_elimination_offset): update.
15523 (mmix_reorg): update.
15524 (mmix_use_simple_return): update.
15525 (mmix_expand_prologue): update.
15526 (mmix_expand_epilogue): Update.
15527 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
15528 (emit_link_insn): Update.
15530 2008-04-08 Anatoly Sokolov <aesok@post.ru>
15532 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
15533 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
15535 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
15538 2008-04-07 Jan Hubicka <jh@suse.cz>
15540 * function.h (rtl): Rename to x_rtl.
15541 (crtl): New define.
15542 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
15543 frame_offset, stack_check_probe_note, arg_pointer_save_area,
15544 used_temp_slots avail_temp_slots, temp_slot_level,
15545 nonlocal_goto_handler_labels): Update accesstors.
15546 (rtl): New global variable.
15547 (struct function): Move some fileds to rtl_data.
15548 (get_arg_pointer_save_area): Update prototype.
15549 * builtins.c (expand_builtin_setjmp_receiver): Update call of
15550 get_arg_pointer_save_area.
15551 * expr.c (init_expr): Update
15552 * function.c (get_frame_size): Update
15553 (assign_stack_local): Update
15554 (expand_function_end): Update.
15555 (get_art_pointer_save_area): Update
15557 * emit-rtl.c (rtl): Declare.
15558 (regno_reg_rtx): Declare.
15559 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
15561 (gen_reg_rtx): Update.
15562 * varasm.c (n_deferred_constatns): Update accestor.
15563 (init_varasm_status): Do not allocate varasm_status.
15564 (force_const_mem, get_pool_size, output_constant_pool): Update.
15565 * stmt.c (force_label_rtx): Do not use x_ prefixes.
15566 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
15567 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
15568 * sparc/sparc.h (INIT_EXPANDERS): Update.
15569 * ia64/ia64.h (INIT_EXPANDERS): Update.
15571 2008-04-07 James E. Wilson <wilson@tuliptree.org>
15573 * reload.c (push_secondary_reload): Add missing break to for loop.
15575 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
15577 PR middle-end/PR28690
15578 * rtlanal.c: Update copyright years.
15579 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
15580 as REG_POINTER and MEM_POINTER operands.
15581 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
15582 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
15583 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
15584 * gcse.c: Update copyright years.
15585 (pre_delete): Call gen_reg_rtx_and_attrs.
15586 (hoist_code): Likewise.
15587 (build_store_vectors): Likewise.
15588 (delete_store): Likewise.
15589 * loop-invariant.c (move_invariant_reg): Likewise.
15590 Update copyright years.
15592 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
15594 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
15595 control string instead of quoted.
15597 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
15599 * doc/rtl.texi: Rewrite of subreg section.
15601 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
15604 * config/i386/i386.c (legitimize_pic_address): Add treating
15605 of dllimport SYM_REF's.
15606 (legitimize_dllimport_symbol): Add prototype.
15608 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
15610 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
15611 reference in constructor with non self-referential type.
15613 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
15615 Removal of Return with Depressed Stack Pointer support
15616 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
15617 (ECF_SP_DEPRESSED): Likewise.
15618 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
15619 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
15620 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
15621 (expand_call): Do not test ECF_SP_DEPRESSED.
15622 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
15623 * function.c (keep_stack_depressed): Delete.
15624 (handle_epilogue_set): Likewise.
15625 (update_epilogue_consts): Likewise.
15626 (emit_equiv_load): Likewise.
15627 (thread_prologue_and_epilogue_insns): Remove support for Return with
15628 Depressed Stack Pointer.
15629 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
15631 2008-04-06 Richard Guenther <rguenther@suse.de>
15633 PR tree-optimization/35400
15634 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
15635 information from SSA_NAMEs.
15637 2008-04-06 Anatoly Sokolov <aesok@post.ru>
15639 * config/avr/avr.h (avr_mega_p): Remove declaration.
15640 (AVR_MEGA): Remove macro.
15641 * config/avr/avr.c (avr_mega_p): Remove variable.
15642 (avr_override_options): Remove inicializion of avr_mega_p.
15643 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
15644 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
15645 (avr_jump_mode): (Ditto.).
15646 (avr_output_progmem_section_asm_op): (Ditto.).
15647 (avr_asm_init_sections): (Ditto.).
15648 (avr_asm_init_sections): (Ditto.).
15649 (avr_rtx_costs): (Ditto.).
15650 * config/avr/avr.md: (Ditto.).
15651 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
15654 2008-04-06 Richard Guenther <rguenther@suse.de>
15656 PR tree-optimization/35842
15657 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
15658 is_gimple_invariant_address.
15660 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15662 * gcc.c (default_compilers): Sync Fortran extensions list with
15663 that in fortran/lang-specs.h.
15664 * doc/invoke.texi: Likewise.
15665 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
15666 * dwarf2out.c (gen_compile_unit_die): Likewise.
15668 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
15670 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
15672 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
15675 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
15676 attribute is used for nested functions.
15678 2008-04-05 Jan Hubicka <jh@suse.cz>
15680 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
15682 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
15684 (dump_files): Update.
15685 (enable_rtl_dump_file): Do not accept letter argument.
15686 * tree-pass.h (dump_file_info): Remove letter argument.
15687 * toplev.c (decode_d_option): Update -da handling.
15688 * toplev.h (enable_rtl_dump_file): Update prototype.
15689 * passes.c (register_one_dump_file): Do not accept IPA argument; work
15690 it out based on pass type.
15691 (register_dump_files_1): Likewise.
15692 (init_optimization_passes): Update register_one_dump_file calls.
15693 (execute_one_pass): Sanity check that IPA passes are called at IPA
15694 level and RTL passes at RTL level.
15695 (execute_pass_list): IPA pass can not be after or subpass of
15697 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
15698 disallov RTL subpasses of IPA subpasses.
15700 2008-04-05 Ben Elliston <bje@au.ibm.com>
15702 * tree-cfg.c (need_fake_edge_p): Return false for calls to
15703 builtins that return exactly once and do not throw. Cache call to
15706 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
15708 PR rtl-optimization/34916
15709 PR middle-end/35519
15710 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
15711 between instruction pairs.
15713 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
15715 * doc/invoke.texi: Document -mbitops for SH.
15716 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
15717 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
15718 * config/sh/sh.c (print_operand): Add %t operand code.
15719 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
15720 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
15721 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
15722 (extendqihi2): Likewise.
15723 (movqi_i): Likewise.
15724 (insv): Use bset, bclr and bst instructions for SH2A if possible.
15725 (extv): Use bld instruction for SH2A if possible.
15727 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
15728 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
15729 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
15730 (bset.b, bclr.b): Define peepholes.
15731 * config/sh/sh.opt (mbitops): New option.
15733 2008-04-04 Janis Johnson <janis187@us.ibm.com>
15736 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
15737 and view convert expression.
15739 2008-04-04 Jakub Jelinek <jakub@redhat.com>
15742 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
15744 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
15746 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
15748 * config/i386/cpuid.h (bit_AES): New.
15749 (bit_PCLMUL): Likewise.
15751 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
15752 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
15753 SSE2 if AES or PCLMUL is enabled.
15754 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
15755 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
15756 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
15757 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
15758 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
15759 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
15760 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
15761 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
15762 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
15763 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
15764 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
15765 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
15766 __builtin_ia32_aeskeygenassist128 and
15767 __builtin_ia32_pclmulqdq128.
15768 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
15769 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
15770 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
15772 * config/i386/i386.h (TARGET_AES): New.
15773 (TARGET_PCLMUL): Likewise.
15774 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
15776 * config/i386/i386.md (UNSPEC_AESENC): New.
15777 (UNSPEC_AESENCLAST): Likewise.
15778 (UNSPEC_AESDEC): Likewise.
15779 (UNSPEC_AESDECLAST): Likewise.
15780 (UNSPEC_AESIMC): Likewise.
15781 (UNSPEC_AESKEYGENASSIST): Likewise.
15782 (UNSPEC_PCLMUL): Likewise.
15784 * config/i386/i386.opt (maes): New.
15785 (mpclmul): Likewise.
15787 * config/i386/sse.md (aesenc): New pattern.
15788 (aesenclast): Likewise.
15789 (aesdec): Likewise.
15790 (aesdeclast): Likewise.
15791 (aesimc): Likewise.
15792 (aeskeygenassist): Likewise.
15793 (pclmulqdq): Likewise.
15795 * config/i386/wmmintrin.h: New.
15797 * doc/extend.texi: Document AES and PCLMUL built-in function.
15799 * doc/invoke.texi: Document -maes and -mpclmul.
15801 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
15803 * function.c (free_after_parsing): Replace with
15804 cxx_push_function_context from C++ front-end.
15805 (allocate_struct_function): Don't call langhook.
15806 * langhooks.h (struct lang_hooks_for_functions): Delete.
15807 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
15809 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
15810 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
15811 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
15812 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
15813 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
15814 remove LANG_HOOKS_FUNCTION_INITIALIZER.
15815 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
15817 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
15818 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
15820 2008-04-04 Jakub Jelinek <jakub@redhat.com>
15823 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
15826 2008-04-04 Richard Guenther <rguenther@suse.de>
15828 PR middle-end/35823
15829 * fold-const.c (optimize_minmax_comparison): Use the correct
15830 type for the constant in the simplified comparison.
15832 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
15834 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
15835 Pass L2 size as "--param l2-cache-size" to the compiler.
15836 (decode_l2_cache): New function to decode L2 cache parameters using
15837 0x8000006 extended cpuid function.
15838 (detect_caches_amd): Determine parameters of L2 cache using
15839 decode_l2_caches function.
15840 (decode_caches_intel): Decode L2 cache parameters.
15841 (detect_caches_intel): Determine L2 cache parameters using
15842 decode_caches_intel and decode_l2_caches functions.
15844 2008-04-03 Bob Wilson <bob.wilson@acm.org>
15846 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
15847 secondary input reload for subword loads from the constant pool.
15849 2008-04-03 Janis Johnson <janis187@us.ibm.com>
15852 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
15853 constants of the appropriate size for runtime calculations.
15856 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
15857 decimal-float literal constant zero.
15859 2008-04-03 Jakub Jelinek <jakub@redhat.com>
15862 * c-parser.c (c_parser_omp_atomic): Call
15863 default_function_array_conversion on the RHS.
15865 PR middle-end/35818
15866 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
15867 call is_variable_sized if decl has incomplete type.
15869 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
15871 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
15873 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
15875 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
15877 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
15878 (sgt<u>): Merge sgt and sgtu into new expander.
15879 (sgt, sgtu): Remove expanders.
15880 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
15881 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
15882 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
15883 *sgtu_<mode>_mips16 into new pattern.
15884 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
15885 (sge<u>): Merge sge and sgeu into new expander.
15886 (sge, sgeu): Remove expanders.
15887 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
15889 (*sge_<mode>, second *sge_<mode>): Remove patterns.
15890 (slt<u>): Merge slt and sltu into new expander.
15891 (slt, sltu): Remove expanders.
15892 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
15893 (*slt_<mode>, *sltu_<mode>): Remove patterns.
15894 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
15895 *sltu_<mode>_mips16 into new pattern.
15896 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
15897 (sle<u>): Merge sle and sleu into new expander.
15898 (sle, sleu): Remove expanders.
15899 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
15900 (*sle_<mode>, *sleu_<mode>): Remove patterns.
15901 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
15902 *sleu_<mode>_mips16 into new pattern.
15903 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
15905 2008-04-03 Jan Hubicka <jh@suse.cz>
15907 PR tree-optimization/35795
15908 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
15909 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
15910 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
15911 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
15912 * score/score3.c (score3_output_mi_thunk): Likewise.
15913 * score/score7.c (score7_output_mi_thunk): Likewise.
15914 * mips/mips.c (mips_output_mi_thunk): Likewise.
15916 2008-04-03 Richard Guenther <rguenther@suse.de>
15918 * tree-vrp.c (extract_range_from_unary_expr): Handle all
15919 conversions. Simplify code.
15921 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
15923 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
15925 2008-04-03 Tom Tromey <tromey@redhat.com>
15926 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15928 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
15929 * config/bfin/t-bfin-linux (generated_files): Add
15930 linux-sysroot-suffix.h.
15931 * doc/install.texi (Prerequisites): Require make 3.80.
15932 * doc/sourcebuild.texi (Front End Directory): Document new
15934 * Makefile.in (generated_files): New variable.
15935 (ALL_HOST_OBJS): New variable.
15936 ($(ALL_HOST_OBJS)): New target.
15938 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
15940 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
15941 (remap_block): Call id->transform_lang_insert_block instead
15943 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
15944 Set id.transform_lang_insert_block to NULL.
15945 (clone_body): Move to cp/optimize.c
15946 * tree-inline.h (struct copy_body_data): Change
15947 transform_lang_insert_block to function pointer.
15948 (copy_generic_body, copy_decl_no_change): Export.
15949 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
15950 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
15951 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
15953 * c-tree.h (insert_block): Kill.
15954 * c-decl.c (insert_block): Kill.
15956 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
15958 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
15959 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
15960 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
15962 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
15963 argument, call {push,pop}_function_context from here.
15964 * c-parser.c: Use c_{push,pop}_function_context.
15966 * function.c (push_function_context_to): Move meat ...
15967 (push_function_context): ... here. Simplify.
15968 * function.c (pop_function_context_from): Move meat ...
15969 (pop_function_context): ... here. Simplify.
15970 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
15972 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
15973 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
15974 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
15975 * tree.h (push_function_context_to, pop_function_context_from): Remove.
15977 2008-04-03 Ben Elliston <bje@au.ibm.com>
15979 * expmed.c (extract_force_align_mem_bit_field): Remove.
15981 2008-04-03 Richard Guenther <rguenther@suse.de>
15983 PR middle-end/35800
15984 * expr.h (try_casesi): Adjust prototype.
15985 * expr.c (try_casesi): Take fallback label as extra parameter.
15986 Use that for gen_casesi if default_label is NULL.
15987 * stmt.c (expand_case): Pass fallback label to try_casesi,
15988 make sure to fill gaps with a fallback label if default_label
15991 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
15994 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
15996 2008-04-03 Ben Elliston <bje@au.ibm.com>
15998 * expmed.c (extract_split_bit_field): Remove if (0) code.
15999 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
16000 (do_ds_constraint): Likewise.
16002 2008-04-02 Joseph Myers <joseph@codesourcery.com>
16004 * doc/cppopts.texi (-dU): Document.
16005 * c-common.h (flag_dump_macros): Update comment.
16006 * c-opts.c (handle_OPT_d): Handle -dU.
16007 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
16008 dump_queued_macros, cb_used_define, cb_used_undef): New.
16009 (init_pp_output): Handle -dU.
16010 (cb_line_change): Call dump_queued_macros.
16011 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
16013 2008-04-02 Anatoly Sokolov <aesok@post.ru>
16015 * config/avr/predicates.md (io_address_operand): New predicate.
16016 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
16017 * config/avr/avr.c (avr_io_address_p): Remove function.
16018 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
16019 'avr_io_address_p' function.
16020 (out_movhi_r_mr): (Ditto.).
16021 (out_movqi_mr_r): (Ditto.).
16022 (out_movhi_mr_r): (Ditto.).
16023 (avr_address_cost): (Ditto.).
16025 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
16027 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
16028 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
16029 in 32bit mode when XMM registers are available to avoid store
16031 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
16032 corresponding post-reload splitters.
16034 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16036 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
16037 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
16038 __builtin_ia32_roundss.
16039 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
16040 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
16041 __builtin_ia32_roundss.
16042 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
16043 IX86_BUILTIN_SHUFPD here.
16045 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16047 * config/i386/i386.md (plogic): New.
16048 (plogicprefix): Likewise.
16050 * config/i386/mmx.md (mmx_<code><mode>3): New.
16051 (mmx_and<mode>3): Removed.
16052 (mmx_ior<mode>3): Likewise.
16053 (mmx_xor<mode>3): Likewise.
16055 * config/i386/sse.md (<code><mode>3): New.
16056 (*<code><mode>3): Likewise.
16057 (*<code><mode>3): Likewise.
16058 (<code><mode>3): Likewise.
16059 (*sse_<code><mode>3): Likewise.
16060 (*sse2_<code><mode>3): Likewise.
16061 (<code>tf3): Likewise.
16062 (*<code>tf3): Likewise.
16063 (and<mode>3): Likewise.
16064 (*and<mode>3): Likewise.
16065 (ior<mode>3): Removed.
16066 (*ior<mode>3): Likewise.
16067 (xor<mode>3): Likewise.
16068 (*xor<mode>3): Likewise.
16069 (*and<mode>3): Likewise.
16070 (*ior<mode>3): Likewise.
16071 (*xor<mode>3): Likewise.
16072 (and<mode>3): Likewise.
16073 (*sse_and<mode>3): Likewise.
16074 (*sse2_and<mode>3): Likewise.
16075 (andtf3): Likewise.
16076 (*andtf3): Likewise.
16077 (ior<mode>3): Likewise.
16078 (*sse_ior<mode>3): Likewise.
16079 (*sse2_ior<mode>3): Likewise.
16080 (iortf3): Likewise.
16081 (*iortf3): Likewise.
16082 (xor<mode>3): Likewise.
16083 (*sse_xor<mode>3): Likewise.
16084 (*sse2_xor<mode>3): Likewise.
16085 (xortf3): Likewise.
16086 (*xortf3): Likewise.
16088 2008-04-02 Richard Guenther <rguenther@suse.de>
16090 PR tree-optimization/14495
16091 PR tree-optimization/34793
16092 * tree-vrp.c (struct switch_update): New structure.
16093 (to_remove_edges, to_update_switch_stmts): New VECs.
16094 (simplify_switch_using_ranges): New function. Remove not taken
16095 case labels and edges.
16096 (simplify_stmt_using_ranges): Call it.
16097 (identify_jump_threads): Mark edges we have queued for removal
16098 so we don't thread them.
16099 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
16101 * tree-cfg.c (group_case_labels): Deal with missing default label.
16102 (tree_verify_flow_info): Allow missing default label.
16103 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
16104 (emit_case_nodes): Likewise.
16105 (expand_case): Do not rely on the default label to be present.
16106 * expr.c (try_casesi): Deal with NULL default_label.
16107 (do_tablejump): Likewise.
16109 2008-04-02 Richard Guenther <rguenther@suse.de>
16111 PR tree-optimization/14495
16112 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
16113 SWITCH_EXPR here ...
16114 (vrp_visit_switch_stmt): ... but here (new function).
16115 (find_case_label_index): New helper function.
16116 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
16118 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16120 * fwprop.c: Fix ISO-C99ism.
16122 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16125 * Makefile.in (objdir): Set it here.
16126 * configure.ac: Not here. Find dynamic linker characteristics.
16127 * exec-tool.in: Use them.
16128 * aclocal.m4: Regenerate.
16129 * configure: Regenerate.
16131 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16133 * expr.c (expand_var): Delete it.
16134 * expr.h (expand_var): Delete prototype.
16135 * function.c (expand_function_start): Use expand_decl instead.
16136 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
16139 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
16141 PR rtl-optimization/35542
16142 * fwprop.c (forward_propagate_and_simplify): Replace
16143 loc_reg_mentioned_in_p with reg_mentioned_p.
16145 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16147 PR rtl-optimization/35281
16148 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
16149 (propagate_rtx_1): Handle PR_HANDLE_MEM.
16150 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
16151 (varying_mem_p): Move above propagate_rtx.
16152 (all_uses_available_at): Do not check MEMs.
16154 2008-04-02 Rafael Espindola <espindola@google.com>
16156 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
16157 (register_edge_assert_for_2): Split the cond argument.
16158 (register_edge_assert_for_1): Adjust for the change in
16159 register_edge_assert_for_2.
16160 (register_edge_assert_for): Split the cond argument.
16161 (find_switch_asserts): Adjust for the change in
16162 register_edge_assert_for.
16164 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
16166 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
16167 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
16168 offsets for 64-bit mingw.
16169 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
16170 abi for x86_64-pc-mingw.
16172 2008-04-02 Richard Guenther <rguenther@suse.de>
16174 * tree-vrp.c (extract_range_from_assert): Make sure to not
16175 produce range min/max with TREE_OVERFOW set.
16176 If merging a anti-range and a range keep the anti-range if
16177 the range covers all values of the type.
16178 (register_edge_assert_for_2): Only allow sign-changing
16179 conversions in detecting canonical range checks. Also
16180 register an assert for the unsigned name if useful.
16182 PR tree-optimization/35787
16183 * tree-vrp.c (vrp_val_max): New function.
16184 (vrp_val_min): Likewise.
16185 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
16186 (vrp_val_is_min): Likewise.
16187 (supports_overflow_infinity): Use vrp_val_{min,max}.
16188 (negative_overflow_infinity): Likewise.
16189 (positive_overflow_infinity): Likewise.
16190 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
16191 (is_positive_overflow_infinity): Likewise.
16192 (is_overflow_infinity): Likewise.
16193 (avoid_overflow_infinity): Use vrp_val_{min,max} and
16194 vrp_val_is_{min,max}.
16195 (set_and_canonicalize_value_range): Canonicalize anti-ranges
16196 to ranges if possible. Avoid empty ranges.
16198 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16200 PR middle-end/35705
16201 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
16202 the expression is a function address.
16204 2008-04-01 George Helffrich <george@gcc.gnu.org>
16206 PR fortran/35154, fortran/23057
16207 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
16208 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
16209 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
16210 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
16212 (dbxout_syms): Check for COMMON-based symbol and wrap in
16213 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
16214 in bracket for efficiency.
16216 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
16217 using DW_TAG_common_block + member offset.
16218 (add_pubname_string): New function.
16219 (dw_expand_expr): New function to find block name and offset for
16221 (common_check): New function to check whether symbol in Fortran COMMON.
16222 (gen_variable_die): If COMMON, use DW_TAG_common_block.
16224 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
16227 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
16229 2008-04-02 Ben Elliston <bje@au.ibm.com>
16231 * config/v850/v850.md (casesi): Remove if (0) code.
16232 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
16233 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
16235 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
16237 * config/i386/i386.md (rex64suffix): New mode attribute.
16238 (floathi<mode>2): Disable expander for SSE math.
16239 (*floathi<mode>2_1): New insn insn_and_split pattern.
16240 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
16241 corresponding post-reload splitters.
16242 (*floathi<mode>2_i387): New macroized insn pattern.
16243 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
16244 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
16245 insn_and_split pattern.
16246 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
16247 New macroized instruction patterns and corresponding post-reload
16249 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
16250 and corresponding post-reload splitters.
16251 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
16252 New macroized instruction patterns.
16253 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
16254 macroized instruction patterns and corresponding post-reload splitters.
16255 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
16256 corresponding post-reload splitters.
16257 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
16258 New macroized instruction patterns.
16259 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
16260 corresponding post-reload splitters.
16261 (*floatsi<mode>2_i387): New macroized instruction patterns.
16263 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
16265 * config/i386/i386.md (smaxmin): New.
16266 (umaxmin): Likewise.
16267 (maxminiprefix): Likewise.
16268 (maxminfprefix): Likewise.
16269 (<code><mode>3): Likewise.
16270 (smin<mode>3): Removed.
16271 (smax<mode>3): Likewise.
16273 * config/i386/mmx.md (mmx_<code>v2sf3): New.
16274 (mmx_<code>v4hi3): Likewise.
16275 (mmx_<code>v8qi3): Likewise.
16276 (mmx_smaxv2sf3): Removed.
16277 (mmx_sminv2sf3): Likewise.
16278 (mmx_umaxv8qi3): Likewise.
16279 (mmx_smaxv4hi3): Likewise.
16280 (mmx_uminv8qi3): Likewise.
16281 (mmx_sminv4hi3): Likewise.
16283 * config/i386/sse.md (<addsub><mode>3): New.
16284 (*<addsub><mode>3): Likewise.
16285 (<sse>_vm<addsub><mode>3): Likewise.
16286 (<maxmin><mode>3): Likewise.
16287 (*<maxmin><mode>3_finite): Likewise.
16288 (*<maxmin><mode>3): Likewise.
16289 (<sse>_vm<maxmin><mode>3): Likewise.
16290 (sse3_h<addsub>v4sf3): Likewise.
16291 (sse3_h<addsub>v2df3): Likewise.
16292 (<maxmin>v16qi3): Likewise.
16293 (*<maxmin>v16qi3): Likewise.
16294 (<maxmin>v8hi3): Likewise.
16295 (*<maxmin>v8hi3): Likewise.
16296 (*sse4_1_<maxmin><mode>3): Likewise.
16297 (*sse4_1_<maxmin><mode>3): Likewise.
16298 (add<mode>3): Removed.
16299 (*add<mode>3): Likewise.
16300 (<sse>_vmadd<mode>3): Likewise.
16301 (sub<mode>3): Likewise.
16302 (*sub<mode>3): Likewise.
16303 (<sse>_vmsub<mode>3): Likewise.
16304 (smin<mode>3): Likewise.
16305 (*smin<mode>3_finite): Likewise.
16306 (*smin<mode>3): Likewise.
16307 (<sse>_vmsmin<mode>3): Likewise.
16308 (smax<mode>3): Likewise.
16309 (*smax<mode>3_finite): Likewise.
16310 (*smax<mode>3): Likewise.
16311 (<sse>_vmsmax<mode>3): Likewise.
16312 (sse3_haddv4sf3): Likewise.
16313 (sse3_haddv2df3): Likewise.
16314 (sse3_hsubv4sf3): Likewise.
16315 (sse3_hsubv2df3): Likewise.
16316 (umaxv16qi3): Likewise.
16317 (*umaxv16qi3): Likewise.
16318 (smaxv8hi3): Likewise.
16319 (*smaxv8hi3): Likewise.
16320 (*sse4_1_smax<mode>3): Likewise.
16321 (*sse4_1_umax<mode>3): Likewise.
16322 (uminv16qi3): Likewise.
16323 (*uminv16qi3): Likewise.
16324 (sminv8hi3): Likewise.
16325 (*sminv8hi3): Likewise.
16326 (*sse4_1_smin<mode>3): Likewise.
16327 (*sse4_1_umin<mode>3): Likewise.
16329 2008-04-01 Rafael Espindola <espindola@google.com>
16331 * tree-cfg.c (verify_expr): remove in_phi.
16332 (verify_stmt): Don't call walk_tree with verify_expr. Use
16333 is_gimple_min_invariant instead of is_gimple_val.
16335 2008-04-01 Joseph Myers <joseph@codesourcery.com>
16337 * doc/include/gpl_v3.texi: Update for manpage generation.
16338 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
16340 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
16341 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
16342 gpl_v3.texi instead of gpl.texi.
16345 2008-04-01 Jakub Jelinek <jakub@redhat.com>
16348 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
16350 2008-04-01 Rafael Espindola <espindola@google.com>
16352 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
16353 (extract_code_and_val_from_cond): Use
16354 extract_code_and_val_from_cond_with_ops.
16356 2008-04-01 Jan Hubicka <jh@suse.cz>
16358 * function.c (free_after_compilation): Free epilogue_delay_list.
16359 (prepare_function_start): Assert that previous compilation was freed.
16361 2008-04-01 Jan Hubicka <jh@suse.cz>
16362 Jim Wilson <wilson@tuliptree.org>
16363 Andreas Tobler <andreast@gcc.gnu.org>
16365 PR middle-end/35781
16366 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
16367 rtl.emit instead cfun->emit.
16368 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
16369 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
16371 2008-04-01 Ben Elliston <bje@au.ibm.com>
16373 * doc/c-tree.texi (Function Basics): Fix grammatical error.
16375 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
16377 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
16379 (fprofile-use): Add var flag_profile_use
16380 * coverage.c (coverage_begin_output): Do not open a gcno file for
16381 output only if -ftest-coverage is set.
16382 Do not add getpwd() to gcda file path.
16383 (build_gcov_info): Check the new flag
16384 flag_profile_datafile_relative_path.
16385 (coverage_init): Use profile_data_prefix.
16386 Read profile counter only if flag_profile_use is set.
16387 * opts.c (common_handle_option): New option fprofile-use=,
16388 fprofile-dir=, fprofile-generate=.
16389 * toplev.c (profile_data_prefix): New variable definition.
16390 * toplev.h (profile_data_prefix): New declaration.
16391 * doc/invoke.tex (Option Summary, Optimization Options):
16394 2008-03-31 James E. Wilson <wilson@tuliptree.org>
16396 * varasm.c (output_constant_pool_1): In LABEL_REF check,
16397 use tmp consistently.
16400 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
16401 * config/ia64/ia64.c (rtx_needs_barrier): Handle
16402 UNSPEC_FR_RECIP_APPROX_RES.
16403 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
16405 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
16408 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
16410 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
16412 PR middle-end/30186
16413 * fold-const.c (fold_indirect_ref_1): Support accessing non first
16414 element of the vector via a pointer.
16416 2008-03-31 Ian Lance Taylor <iant@google.com>
16418 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
16420 2008-03-31 Jan Hubicka <jh@suse.cz>
16422 * builtins.c (expand_builtin_setjmp_receiver): Update call of
16423 get_arg_pointer_save_area.
16424 * expr.c (init_expr): Just clear out rtl.expr.
16425 * function.c (free_after_compilation): Clear out whole RTL structure.
16426 (get_func_frame_size): Merge into ...
16427 (get_frame_size): ... this one.
16428 (assign_stack_local_1): Merge into ...
16429 (assign_stack_local): ... this one.
16430 (expand_function_end): Update call of get_arg_pointer_save_area.
16431 (get_art_pointer_save_area): Remove cfun argument.
16432 * function.h (emit_status): regno_pointer_align does not need length
16433 attribute. Move x_regno_reg_rtx to ...
16434 (regno_reg_rtx): ... new global array.
16435 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
16436 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
16437 apply_args_value, forced_labels, stack_pointer_delta):
16439 (struct varasm_status): Move here from varasm.c
16440 (struct rtl_data): New. Move here some fields from struct function.
16441 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
16442 frame_offset, stack_check_probe_note, arg_pointer_save_area,
16443 used_temp_slots avail_temp_slots, temp_slot_level,
16444 nonlocal_goto_handler_labels): Update accesstors.
16445 (rtl): New global variable.
16446 (struct function): Move some fileds to rtl_data.
16447 (get_arg_pointer_save_area): Update prototype.
16448 * emit-rtl.c (rtl): Declare.
16449 (regno_reg_rtx): Declare.
16450 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
16452 (gen_reg_rtx): Update.
16453 (init_virtual_regs): Do not tate emit_status argument.
16454 (init_emit): Do not allocate emit.
16455 * varasm.c (varasm_statuc): Move to function.h.
16456 (n_deferred_constatns): Update accestor.
16457 (init_varasm_status): Do not allocate varasm_status.
16458 (force_const_mem, get_pool_size, output_constant_pool): Update.
16459 * stmt.c (force_label_rtx): Do not use x_ prefixes.
16460 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
16462 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
16464 PR rtl-optimization/35729
16465 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
16468 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
16471 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
16472 load/store if memory is unaligned.
16473 (*movti_rex64): Likewise.
16475 * config/i386/predicates.md (misaligned_operand): New.
16477 2008-03-31 Andrew Pinski <pinskia@gmail.com>
16480 * tree-ssa-phiopt.c (conditional_replacement): Return early for
16483 2008-03-31 Jan Beulich <jbeulich@novell.com>
16485 * config/ia64/constraints.md: Add 'j' constraint.
16486 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
16487 (movdi_internal): Likewise.
16489 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
16492 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
16494 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
16497 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
16498 proper error message for the third argument on blendpd and
16501 * config/i386/sse.md (blendbits): New.
16502 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
16504 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
16506 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
16508 2008-03-30 Richard Guenther <rguenther@suse.de>
16510 PR middle-end/31023
16511 * fold-const.c (fold_sign_changed_comparison): Do leave
16512 conversions to base-types alone.
16514 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
16516 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
16517 the link register if one altivec register is be saved.
16519 2008-03-30 Ben Elliston <bje@au.ibm.com>
16521 * final.c (final_scan_insn): Remove if (0) code.
16523 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
16525 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
16527 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
16529 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
16530 of V4SFmode to ix86_binary_operator_ok.
16532 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
16534 * config/i386/i386.c (override_options): Initialize
16535 ix86_veclib_handler to ix86_veclibabi_svml when
16536 -mveclibabi=svml is used.
16537 (ix86_veclibabi_svml): New function for SVML ABI style
16538 vectorization support.
16539 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
16541 2008-03-28 Rafael Espindola <espindola@google.com>
16543 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
16544 (tree_binary_nonnegative_warnv_p): Make it public.
16545 (tree_single_nonnegative_warnv_p): Make it public.
16546 (tree_invalid_nonnegative_warnv_p): Make it public.
16547 (tree_unary_nonzero_warnv_p): Make it public.
16548 (tree_binary_nonzero_warnv_p): Make it public
16549 (tree_single_nonzero_warnv_p): Make it public.
16550 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
16551 (extract_range_from_binary_expr): Split the expr argument.
16552 (extract_range_from_unary_expr): Split the expr argument.
16553 (extract_range_from_comparison): Split the expr argument.
16554 (extract_range_from_expr): Use the new aux functions.
16555 (vrp_evaluate_conditional_warnv): Use
16556 vrp_evaluate_conditional_warnv_with_ops.
16557 * tree.h (tree_unary_nonzero_warnv_p): Declare.
16558 (tree_binary_nonzero_warnv_p): Declare.
16559 (tree_single_nonzero_warnv_p): Declare.
16560 (tree_expr_nonzero_warnv_p): Declare.
16561 (tree_unary_nonnegative_warnv_p): Declare.
16562 (tree_binary_nonnegative_warnv_p): Declare.
16563 (tree_single_nonnegative_warnv_p): Declare.
16564 (tree_invalid_nonnegative_warnv_p): Declare.
16566 2008-03-28 Richard Guenther <rguenther@suse.de>
16568 PR tree-optimization/30317
16569 PR tree-optimization/30911
16570 PR tree-optimization/34793
16571 * tree-vrp.c (set_and_canonicalize_value_range): New function.
16572 (struct assert_locus_d): New member EXPR.
16573 (register_new_assert_for): Add EXPR parameter to support
16574 ASSERT_EXPR <name, expr OP limit>.
16575 (register_edge_assert_for_1): Adjust callers.
16576 (find_assert_locations): Likewise.
16577 (process_assert_insertions_for): Build condition from expression.
16578 (extract_range_from_assert): Handle ASSERT_EXPRs
16579 of the form ASSERT_EXPR <name, expr OP limit>.
16580 (register_edge_assert_for_2): New helper registering
16581 asserts for comparisons. Recognize range tests of the form
16582 (unsigned)i - CST1 OP CST2.
16583 (register_edge_assert_for_1): Use it.
16584 (register_edge_assert_for): Likewise.
16585 (needs_overflow_infinity): Integer sub-types
16586 do not need overflow infinities.
16587 (vrp_val_is_max): The extreme values of integer sub-types
16588 are those of the base type.
16589 (vrp_val_is_min): Likewise.
16590 * tree.def (ASSERT_EXPR): Document extra allowed conditional
16593 2008-03-28 Nick Clifton <nickc@redhat.com>
16596 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
16597 Return GENERAL_REGS for stack adjustment reloads.
16599 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16602 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
16603 const_vector when all the vectors are constant.
16605 2008-03-27 Bob Wilson <bob.wilson@acm.org>
16607 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
16609 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
16610 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
16612 (s<code>_sf): Use new scc_sf attribute for opcode names.
16614 2008-03-27 Tom Tromey <tromey@redhat.com>
16616 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
16617 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
16618 config/spu/t-spu-elf, config/i386/t-interix,
16619 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
16620 config/i386/x-darwin, config/i386/x-mingw32,
16621 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
16622 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
16623 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
16624 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
16625 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
16626 config/rs6000/x-darwin, config/rs6000/t-rs6000,
16627 config/score/t-score-elf, config/arm/t-strongarm-pe,
16628 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
16629 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
16630 Revert automatic dependency patch.
16632 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
16635 * config/i386/i386.c (ix86_function_arg_boundary): Align
16636 decimal floating point to its natural boundary.
16638 2008-03-27 Richard Guenther <rguenther@suse.de>
16640 PR middle-end/35716
16641 * fold-const.c (fold_comparison): Restrict distinct decl
16642 comparison folding to VAR_DECLs and PARM_DECLs. Do not
16643 solely rely on operand_equal_p.
16645 2008-03-27 Richard Guenther <rguenther@suse.de>
16648 * c-common.c (handle_weak_attribute): Reject combination of
16651 2008-03-27 Richard Guenther <rguenther@suse.de>
16653 PR tree-optimization/32810
16654 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
16655 conversions from DECL_INITIAL.
16656 (fold_const_aggregate_ref): Likewise from constructor elements.
16658 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
16660 * tree-affine.h (aff_combination_expand): Declare.
16661 (get_inner_reference_aff): Likewise.
16662 * tree-affine.c (aff_combination_expand): Split out from
16663 tree_to_aff_combination_expand.
16664 (get_inner_reference_aff): New function.
16665 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
16666 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
16667 (struct lim_aux_data): sm_done field removed.
16668 (mem_ref_loc_p, mem_ref_locs_p): New types.
16669 (struct mem_ref): Added id, stored, accesses_in_loop,
16670 indep_loop, dep_loop, indep_ref, dep_ref fields.
16671 Removed is_stored, locs and next fields.
16672 (memory_accesses): New variable.
16673 (movement_possibility): Do not allow moving statements
16674 that store to memory.
16675 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
16677 (determine_max_movement): For statements with memory references,
16678 find the outermost loop in that the reference is independent.
16679 (move_computations_stmt): Mark the virtual operands for renaming.
16680 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
16681 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
16682 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
16683 add_vop_ref_mapping, create_vop_ref_mapping_loop,
16684 create_vop_ref_mapping, analyze_memory_references,
16685 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
16686 get_all_locs_in_loop, ref_always_accessed_p,
16687 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
16688 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
16689 store_motion_loop, store_motion): New functions.
16690 (struct vop_to_refs_elt): New type.
16691 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
16692 memref_hash, memref_eq, hoist_memory_references): Rewritten.
16693 (schedule_sm): Replaced by...
16694 (execute_sm): ... this.
16695 (determine_lsm_ref, hoist_memory_references,
16696 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
16697 find_more_ref_vops, free_mem_ref, free_mem_refs,
16698 determine_lsm_loop, determine_lsm): Removed.
16699 (tree_ssa_lim_finalize): Free data structures used by store motion.
16700 (tree_ssa_lim): Call analyze_memory_references. Use
16701 store_motion instead of determine_lsm.
16703 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
16705 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
16706 rename tmake_file to m68hc11/t-m68hc11.
16707 (mcore): Set inhibit_libc to true.
16708 * config.host (alpha*-dec-*vms*): Set extra_programs.
16709 (interix3*): Don't use host_xmake_file.
16710 * configure.ac: Let config.gcc override inhibit_libc.
16711 * configure: Regenerate.
16713 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
16714 * config/t-openbsd-thread: Remove commented out lines.
16716 * config/x-interix: Remove.
16718 * config/m68hc11/t-m68hc11-gas: Rename to...
16719 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
16721 * config/mcore/t-mcore: Remove T_CFLAGS.
16722 * config/mcore/t-mcore-pe: Likewise.
16724 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
16726 * configure.ac: Replace custom __GNU_SOURCE test with
16727 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
16728 * aclocal.m4: Regenerate.
16729 * configure: Regenerate.
16730 * config.in: Regenerate.
16732 2008-03-27 Richard Guenther <rguenther@suse.de>
16734 * fold-const.c (target.h): Include.
16735 (fold_comparison): Fold comparison of addresses of decls
16736 that bind locally or of constants. Consolidate address folding code.
16737 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
16738 results from fold_binary_to_constant.
16739 (compare_values_warnv): Likewise.
16741 2008-03-27 Andrew Pinski <pinskia@gmail.com>
16743 PR middle-end/35429
16744 * fold-const.c (fold_truthop): Check for integeral types when folding
16745 a == 0 && b == 0 and a != 0 || b != 0 .
16747 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
16749 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
16751 2008-03-26 Andreas Schwab <schwab@suse.de>
16753 * doc/invoke.texi: Fix use of @item vs. @itemx.
16755 2008-03-26 Tom Tromey <tromey@redhat.com>
16757 * Makefile.in (build/gensupport.o, build/print-rtl.o,
16758 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
16759 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
16760 build/gencodes.o, build/genconditions.o, build/genconfig.o,
16761 build/genconstants.o, build/genemit.o, build/genextract.o,
16762 build/genflags.o, build/genmddeps.o, build/genopinit.o,
16763 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
16766 2008-03-26 Richard Guenther <rguenther@suse.de>
16769 2008-03-26 Richard Guenther <rguenther@suse.de>
16771 * fold-const.c (target.h): Include.
16772 (fold_comparison): Fold comparison of addresses of two decls
16773 that bind locally. Consolidate address folding code.
16775 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16777 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
16778 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
16779 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
16780 dconstsqrt2, dconstthird, dconste and/or dconst10.
16781 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
16782 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
16783 dconstsqrt2, dconste): Delete.
16784 (init_emit_once): Likewise. Simplify initializing dconstm1.
16786 * real.c (get_real_const): New.
16787 * real.h (dconst3, dconst10, dconstm2, dconstthird,
16788 dconstsqrt2, dconste): Delete.
16789 (real_value_const, get_real_const): New.
16791 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
16793 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
16795 * config/i386/i386.c (ix86_function_arg_boundary): Check
16796 BIGGEST_ALIGNMENT instead of 128.
16797 (setup_incoming_varargs_64): Likewise.
16799 2008-03-26 Tom Tromey <tromey@redhat.com>
16801 * Makefile.in (DEPFILES): Add missing '/'.
16803 2008-03-26 Richard Guenther <rguenther@suse.de>
16805 * fold-const.c (target.h): Include.
16806 (fold_comparison): Fold comparison of addresses of two decls
16807 that bind locally. Consolidate address folding code.
16809 2008-03-26 Nick Clifton <nickc@redhat.com>
16812 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
16813 not allow INT+INT as a legitimate addressing mode.
16815 2008-03-26 Richard Guenther <rguenther@suse.de>
16817 * tree-flow.h (widen_bitfield): Remove declaration.
16818 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
16819 (widen_bitfield): Remove function.
16820 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
16823 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16826 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
16829 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
16831 PR rtl-optimization/35232
16832 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
16833 (forget_old_reloads_1, forget_marked_reloads): Don't clear
16834 reg_reloaded_call_part_clobbered here.
16835 (reload_regs_reach_end_p): New function.
16836 (reload_reg_rtx_for_input): New variable.
16837 (reload_reg_rtx_for_output): Likewise.
16838 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
16839 when reassigning a pseudo register. Load reloadreg from
16840 reload_reg_rtx_for_input, moving the mode and register
16842 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
16843 instead of the original when deciding whether an input reload
16844 would be a no-op or whether an output reload can be deleted.
16845 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
16846 when setting up new_spill_reg_store. Load it from
16847 reload_reg_rtx_for_output, moving the mode and register
16849 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
16850 instead of the original when deciding whether an output reload
16851 would be a no-op. Do the same when modifying insn notes.
16852 Use rtx_equal_p instead of == to compare the registers.
16853 (inherit_piecemeal_p): Take a mode and two register numbers
16855 (emit_reload_insns): Clear new_spill_reg_store for every hard
16856 register in the reload register. Remove spill registers
16857 from reg_reloaded_valid before considering whether to record
16858 inheritance information for them. Use reload_reg_rtx_for_output
16859 instead of reg_rtx when recording output reloads. Use
16860 reload_reg_rtx_for_input instead of reg_rtx when recording
16861 input reloads. Set or clear reg_reloaded_call_part_clobbered
16862 at the same time as setting reg_reloaded_valid.
16863 (delete_output_reload): Add a new_reload_reg parameter and use it
16864 instead of rld[j].reg_rtx.
16865 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
16868 2008-03-25 Tom Tromey <tromey@redhat.com>
16870 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
16871 (build/genattr.o): Likewise.
16872 (build/genattrtab.o): Likewise.
16873 (build/gencodes.o): Likewise.
16874 (build/genconfig.o): Likewise.
16875 (build/genconstants.o): Likewise.
16876 (build/genemit.o): Likewise.
16877 (build/genextract.o): Likewise.
16878 (build/genflags.o): Likewise.
16880 2008-03-25 Bob Wilson <bob.wilson@acm.org>
16882 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
16883 instead of size_int for integer types.
16884 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
16885 to match type of MINUS_EXPR.
16887 2008-03-25 Tom Tromey <tromey@redhat.com>
16889 * configure: Rebuilt.
16890 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
16893 2008-03-25 Tom Tromey <tromey@redhat.com>
16895 * config/x-solaris (host-solaris.o): Update.
16896 * config/x-linux (host-linux.o): Update.
16897 * config/x-hpux (host-hpux.o): Update.
16898 * config/x-darwin (host-darwin.o): Update.
16899 * config/v850/t-v850e (v850-c.o): Update.
16900 * config/v850/t-v850 (v850-c.o): Update.
16901 * config/t-vxworks (vxworks.o): Update.
16902 * config/t-sol2 (sol2-c.o, sol2.o): Update.
16903 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
16904 * config/spu/t-spu-elf (spu-c.o): Update.
16906 * config/sh/t-symbian (sh-c.o): Update.
16907 (symbian.o): Update.
16908 * config/sh/t-sh (sh-c.o): Update.
16909 * config/score/t-score-elf (score7.o, score3.o): Update.
16910 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
16911 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
16912 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
16913 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
16914 (rs6000.o): Remove.
16915 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
16916 * config/m32c/t-m32c (m32c-pragma.o): Update.
16917 * config/ia64/t-ia64 (ia64-c.o): Update.
16918 * config/i386/x-mingw32 (host-mingw32.o): Update.
16919 * config/i386/x-i386 (driver-i386.o): Update.
16920 * config/i386/x-darwin (host-i386-darwin.o): Update.
16921 * config/i386/x-cygwin (host-cygwin.o): Update.
16922 * config/i386/t-nwld (nwld.o): Update.
16923 * config/i386/t-netware (netware.o): Update.
16924 * config/i386/t-interix (winnt.o): Update.
16925 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
16926 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
16927 msformat-c.o): Update.
16928 * config/bfin/t-bfin-linux (generated_files): Add
16929 linux-sysroot-suffix.h.
16930 * config/arm/t-wince-pe (pe.o): Update.
16931 * config/arm/t-strongarm-pe (pe.o): Update.
16932 * config/arm/t-pe (pe.o): Update.
16933 * config/arm/t-arm (arm-c.o): Update.
16934 * doc/install.texi (Prerequisites): Require make 3.80.
16935 * Makefile.in: Remove .o targets.
16936 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
16937 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
16938 (simple_generated_h, simple_generated_c): Move earlier.
16939 (generated_files): New variable.
16940 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
16941 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
16942 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
16943 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
16944 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
16945 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
16946 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
16947 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
16948 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
16949 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
16950 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
16951 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
16953 (COMPILE.base, COMPILE): New variables.
16954 (%.o): New pattern rule.
16955 (ALL_HOST_OBJS): New variable.
16956 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
16957 (dummy-checksum.o, cc1-checksum.o): Remove.
16958 (DRIVER_SHLIB): New variable.
16959 (DRIVER_DEFINES): Use it.
16960 (gencondmd.c): Move out of build/.
16961 (s-conditions): Update.
16962 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
16963 (ALL_BUILD_OBJS): Likewise.
16964 (build/%.o): Use BUILDCOMPILE.
16965 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
16966 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
16967 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
16968 build/gencheck.o, build/gencodes.o, build/genconditions.o,
16969 build/genconfig.o, build/genconstants.o, build/genemit.o,
16970 build/genextract.o, build/genflags.o, build/genmddeps.o,
16971 build/genopinit.o, build/genoutput.o, build/genpeep.o,
16972 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
16973 build/gen-protos.o, build/scan.o, build/fix-header.o,
16974 build/scan-decls.o): Simplify.
16975 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
16976 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
16977 prefix.o, toplev.o): Reduce to variable setting.
16978 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
16979 ($(out_object_file), gcc-options.o): New targets.
16980 ($(ALL_HOST_OBJS)): New target. Include dependency files.
16981 * configure: Rebuilt.
16982 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
16983 * doc/sourcebuild.texi (Front End Directory): Document new variable.
16985 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
16987 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
16988 complain when we hit an error, return ERROR_MARK_NODE.
16990 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
16992 * config/sh/constraints.md (Pso, Psz): New constraints.
16993 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
16994 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
16996 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
16998 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
16999 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
17001 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17003 * config/sh/sh.md (prefetch): Add condition for SH2A target.
17004 (prefetch_sh2a): New.
17006 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17007 Naveen.H.S <naveen.hs@kpitcummins.com>
17009 * config/sh/constraints.md (I28): New constraint.
17010 * config/sh/sh.c (broken_move): Add support for movi20s.
17011 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
17013 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
17014 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17015 Naveen.H.S <naveen.hs@kpitcummins.com>
17017 * config/sh/sh.c (SH_ATTRIBUTES): Define.
17018 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
17019 (print_operand): Handle resbank in %@ operand code.
17020 (sh_encode_section_info): New.
17021 (push_regs): Add conditions for resbank.
17022 (sh_expand_epilogue): Likewise.
17023 (sh_insert_attributes): Likewise.
17024 (sh_attribute_table): Likewise.
17025 (sh_handle_resbank_handler_attribute): New.
17026 (sh2a_handle_function_vector_handler_attribute): New.
17027 (sh2a_is_function_vector_call): New.
17028 (sh2a_get_function_vector_number): New.
17029 (sh2a_function_vector_p): New.
17030 (sh_cfun_resbank_handler_p): New.
17031 * config/sh/sh.md (calli): Emit jsr/n if possible.
17032 (calli_tbr_rel): New.
17033 (calli_pcrel): Emit jsr/n if possible.
17034 (return_i): Emit rts/n if possible.
17035 (call_valuei_tbr_rel): New.
17036 (call_valuei_pcrel): Add condition for SH2A target.
17037 (call_value): Likewise.
17038 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
17039 (sh2a_get_function_vector_number): Likewise.
17040 (sh2a_is_function_vector_call): Likewise.
17041 * doc/extend.texi: Document TBR relative addressing of SH2A.
17042 (resbank): Add description for SH2A.
17044 2008-03-24 Richard Guenther <rguenther@suse.de>
17047 * gimplify.c (gimplify_modify_expr): For frontend type-correct
17048 pointer assignments change conversions according to middle-end rules.
17049 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
17050 * configure.ac: Include type checking in yes.
17051 * configure: Regenerate.
17053 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17055 * diagnostic.c (diagnostic_count_diagnostic): Delete.
17056 (diagnostic_report_diagnostic): Update. Handle ICEs here.
17058 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
17060 * gthr-vxworks.h (UNUSED): Define.
17062 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
17064 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
17066 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
17068 * doc/extend.texi (Function Attributes): Add missing comma in the
17069 example of the "alloc_size" attribute.
17071 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
17074 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
17076 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17079 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17082 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17083 of the underlying type of a MS bitfield layout to the natural
17084 alignment of the type.
17086 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17088 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17089 to their natural alignment to avoid store forwarding stalls.
17091 2008-03-22 Richard Guenther <rguenther@suse.de>
17093 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
17094 For PHI nodes verify the address is invariant.
17095 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
17096 (get_symbol_constant_value): Use is_gimple_min_invariant.
17097 (maybe_fold_stmt_indirect): Likewise.
17099 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
17101 PR rtl-optimization/33927
17102 * Makefile.in (dse.o): Depend on $(TM_P_H).
17103 * expr.h (extract_low_bits): Declare.
17104 * expmed.c (extract_low_bits): New function.
17105 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
17106 * dse.c: Include tm_p.h.
17107 (find_shift_sequence): Remove the read_reg argument and return the
17108 read value. Emit the instructions instead of returning them.
17109 Iterate on new_mode rather than calculating it each time.
17110 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
17111 source to NEW_MODE and extract_low_bits to convert the shifted
17112 value to READ_MODE.
17113 (replace_read): Allow the load and store to have different mode
17114 classes. Use extract_low_bits when SHIFT == 0. Create the shift
17115 or extraction instructions before trying the replacement. Update
17116 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
17118 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17120 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17121 to their natural alignment to avoid store forwarding stalls.
17123 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17126 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
17127 encouraging but not allowing gprs for input;
17128 change the input constraint to !f#r.
17129 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
17131 change the output constraint to !f#r.
17133 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
17136 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
17137 corresponding post-reload splitters.
17138 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
17139 when x87 FP math is selected.
17140 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
17141 New function prototype.
17142 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
17143 unreachable function to ease macroization of insn patterns.
17145 2008-03-21 Martin Jambor <mjambor@suse.cz>
17147 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
17148 reference dumps if ddr is NULL or dependence is unknown.
17150 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17152 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
17153 unsigned extension into account.
17154 (ATOMIC_COMPARE_AND_SWAP): Likewise.
17155 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
17156 Do computations on a scratch register.
17158 2008-03-21 Richard Guenther <rguenther@suse.de>
17160 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
17161 Use is_gimple_min_invariant instead of TREE_INVARIANT.
17162 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
17163 * tree-ssa-dom.c (record_equality): Likewise.
17164 * tree-inline.c (copy_body_r): Likewise.
17165 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
17168 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17170 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
17171 as 'delete_unused' argument.
17173 2008-03-20 Richard Guenther <rguenther@suse.de>
17175 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
17176 special casing of constant qualifiers.
17177 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
17178 care about them in general.
17179 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
17180 regardless of their type.
17181 (fold_stmt_r): Forcefully fold *& if we end up with that.
17183 2008-03-20 Paul Brook <paul@codesourcery.com>
17185 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
17186 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
17188 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
17190 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
17191 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
17193 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
17195 * common.opt (Wmudflap): New option.
17196 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
17197 (mx_register_decls): Likewise.
17198 (mudflap_finish_file): Likewise.
17199 * doc/invoke.texi: Document -Wno-mudflap.
17201 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
17203 * c-format.c (replace_format_name_to_system_name): New.
17204 (cmp_attribs): New.
17205 (convert_format_name_to_system_name): New.
17206 (decode_format_attr): Add use of convert_format_name_to_system_name.
17207 (format_types_orig): Add gnu_ prefix to names.
17208 (check_format_info_main): Special treating of \0 escaped names for
17209 supporting multi-character format specifiers as I32, I64.
17210 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
17211 (gnu_target_overrides_format_attributes): New.
17212 * c-format.h: Add structure target_ovr_attr to hold
17213 system specific formatter names.
17214 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
17215 msformat-c.o file to c_target_objs and cxx_target_objs.
17216 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17217 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
17218 (TARGET_N_FORMAT_TYPES): New.
17219 * config/i386/msformat-c.c: New.
17220 * config/i386/t-cygming: Add build rule for msformat-c.o.
17221 * doc/extend.texi: Add new format names gnu_* and ms_* and
17223 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17225 2008-03-20 Ira Rosen <irar@il.ibm.com>
17227 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
17228 optimizations turned on under -O3.
17229 (ftree-vectorize): Add that the flag is turned on with -O3.
17231 2008-03-20 Ben Elliston <bje@au.ibm.com>
17233 * regmove.c (try_auto_increment): Fix spelling error in comment.
17234 * final.c (final_scan_insn): Likewise.
17236 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
17239 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
17240 allocator preferences for "y" and "r" class registers.
17241 ("*mov<mode>_internal"): Ditto.
17242 ("*movv2sf_internal_rex64"): Ditto.
17243 ("*movv2sf_internal"): Ditto.
17245 2008-03-19 Michael Matz <matz@suse.de>
17247 PR middle-end/35616
17248 * calls.c (expand_call): Check overlap of arguments with call
17249 address for sibcalls.
17251 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17254 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17255 of the underlying type of a MS bitfield layout to the natural
17256 alignment of the type.
17258 2008-03-19 Jan Hubicka <jh@suse.cz>
17261 * toplev.c (decode_d_option): Handle all CPP flags.
17262 * tree-vrp.c: Update tree_pass descriptors.
17263 * regrename.c: Update tree_pass descriptors.
17264 * fwprop.c: Update tree_pass descriptors.
17265 * doc/invoke.texi: Remove documentation of dropped -d? flags.
17266 * tree-into-ssa.c: Update tree_pass descriptors.
17267 * tree-dump.c: Update tree_pass descriptors.
17268 * tree-complex.c: Update tree_pass descriptors.
17269 * tree-dump.h: Update tree_pass descriptors.
17270 * see.c: Update tree_pass descriptors.
17271 * cgraphbuild.c: Update tree_pass descriptors.
17272 * tracer.c: Update tree_pass descriptors.
17273 * tree-loop-distribution.c: Update tree_pass descriptors.
17274 * cgraph.c: Update tree_pass descriptors.
17275 * postreload-gcse.c: Update tree_pass descriptors.
17276 * postreload.c: Update tree_pass descriptors.
17277 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
17278 * tree-tailcall.c: Update tree_pass descriptors.
17279 * tree-pass.h (tree_opt_pass): Rename to ...
17280 (opt_pass) ... this one; add "type" field and remove letter field.
17281 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
17282 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
17283 all_lowering_passes): Update declaration.
17284 * ipa-cp.c: Update tree_pass descriptors.
17285 * final.c: Update tree_pass descriptors.
17286 * omp-low.c: Update tree_pass descriptors.
17287 * tree-ssa-dse.c: Update tree_pass descriptors.
17288 * ipa-reference.c: Update tree_pass descriptors.
17289 * tree-ssa-uncprop.c: Update tree_pass descriptors.
17290 * auto-inc-dec.c: Update tree_pass descriptors.
17291 * reorg.c: Update tree_pass descriptors.
17292 * cgraphunit.c: Update tree_pass descriptors.
17293 * tree-ssa-copyrename.c: Update tree_pass descriptors.
17294 * tree-ssa-ccp.c: Update tree_pass descriptors.
17295 * df-core.c: Update tree_pass descriptors.
17296 * mode-switching.c: Update tree_pass descriptors.
17297 * tree-nomudflap.c: Update tree_pass descriptors.
17298 * modulo-sched.c: Update tree_pass descriptors.
17299 * ipa-pure-const.c: Update tree_pass descriptors.
17300 * cse.c: Update tree_pass descriptors.
17301 * web.c: Update tree_pass descriptors.
17302 * tree-stdarg.c: Update tree_pass descriptors.
17303 * tree-ssa-math-opts.c: Update tree_pass descriptors.
17304 * tree-ssa-dom.c: Update tree_pass descriptors.
17305 * tree-nrv.c: Update tree_pass descriptors.
17306 * tree-ssa-alias.c: Update tree_pass descriptors.
17307 * loop-init.c: Update tree_pass descriptors.
17308 * gimple-low.c: Update tree_pass descriptors.
17309 * ipa-inline.c: Update tree_pass descriptors.
17310 * tree-ssa-sink.c: Update tree_pass descriptors.
17311 * global.c: Update tree_pass descriptors.
17312 * ifcvt.c: Update tree_pass descriptors.
17313 * jump.c: Update tree_pass descriptors.
17314 * predict.c: Update tree_pass descriptors.
17315 * tree-ssa-loop.c: Update tree_pass descriptors.
17316 * recog.c: Update tree_pass descriptors.
17317 * dse.c: Update tree_pass descriptors.
17318 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
17319 * tree-eh.c: Update tree_pass descriptors.
17320 * regmove.c: Update tree_pass descriptors.
17322 * function.c: Update tree_pass descriptors.
17323 * tree-vectorizer.c: Update tree_pass descriptors.
17324 * gcse.c: Update tree_pass descriptors.
17325 * ipa-type-escape.c: Update tree_pass descriptors.
17326 * tree-if-conv.c: Update tree_pass descriptors.
17327 * init-regs.c: Update tree_pass descriptors.
17328 * ipa.c: Update tree_pass descriptors.
17329 * tree-ssa-phiopt.c: Update tree_pass descriptors.
17330 * rtl-factoring.c: Update tree_pass descriptors.
17331 * lower-subreg.c: Update tree_pass descriptors.
17332 * bt-load.c: Update tree_pass descriptors.
17333 * tree-dfa.c: Update tree_pass descriptors.
17334 * except.c: Update tree_pass descriptors.
17335 * emit-rtl.c: Update tree_pass descriptors.
17336 * cfgexpand.c: Update tree_pass descriptors.
17337 * tree-cfgcleanup.c: Update tree_pass descriptors.
17338 * cfgcleanup.c: Update tree_pass descriptors.
17339 * tree-ssa-pre.c: Update tree_pass descriptors.
17340 * tree-sra.c: Update tree_pass descriptors.
17341 * tree-mudflap.c: Update tree_pass descriptors.
17342 * tree-ssa-copy.c: Update tree_pass descriptors.
17343 * cfglayout.c: Update tree_pass descriptors.
17344 * tree-ssa-forwprop.c: Update tree_pass descriptors.
17345 * tree-ssa-dce.c: Update tree_pass descriptors.
17346 * tree-ssa.c: Update tree_pass descriptors.
17347 * regclass.c: Update tree_pass descriptors.
17348 * integrate.c: Update tree_pass descriptors.
17349 * tree-optimize.c: Update tree_pass descriptors.
17350 * tree-ssa-phiprop.c: Update tree_pass descriptors.
17351 * tree-object-size.c: Update tree_pass descriptors.
17352 * combine.c: Update tree_pass descriptors.
17353 * tree-outof-ssa.c: Update tree_pass descriptors.
17354 * bb-reorder.c: Update tree_pass descriptors.
17355 * stack-ptr-mod.c: Update tree_pass descriptors.
17356 * var-tracking.c: Update tree_pass descriptors.
17357 * tree-profile.c: Update tree_pass descriptors.
17358 * tree-vect-generic.c: Update tree_pass descriptors.
17359 * reg-stack.c: Update tree_pass descriptors.
17360 * sched-rgn.c: Update tree_pass descriptors.
17361 * tree-ssa-structalias.c: Update tree_pass descriptors.
17362 * tree-cfg.c: Update tree_pass descriptors.
17363 * passes.c (current_pass): Update declaration.
17364 (finish_optimization_passes): Update.
17365 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
17366 (register_one_dump_file, register_dump_files_1, next_pass_1):
17368 (init_optimization_passes): Update handling of new types.
17369 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
17370 * ipa-struct-reorg.c: Update tree_pass descriptors.
17371 * tree-ssa-reassoc.c: Update tree_pass descriptors.
17372 * combine-stack-adj.c: Update tree_pass descriptors.
17373 * cfgrtl.c: Update tree_pass descriptors.
17374 * dce.c: Update tree_pass descriptors.
17375 * tree-ssanames.c: Update tree_pass descriptors.
17377 2008-03-19 Richard Guenther <rguenther@suse.de>
17379 PR middle-end/35609
17380 * tree-ssa.c (walk_data): New structure.
17381 (warn_uninitialized_var): If not always_executed warn with "maybe"
17383 (execute_early_warn_uninitialized): Compute post-dominators.
17384 Initialize always_executed before processing each basic block.
17386 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
17389 * config/i386/i386.c (x86_this_parameter): Calculate correct location
17390 of "this" pointer when "regparm = N" or "fastcall" is in effect.
17392 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17394 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
17396 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
17398 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
17400 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
17401 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
17402 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
17403 target after ignore has been set, and move there also the commputation
17404 of subtarget and original_target.
17405 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
17406 (LANG_HOOKS_INITIALIZER): Remove it.
17407 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
17409 2008-03-18 Richard Guenther <rguenther@suse.de>
17411 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
17412 found an expression with constants, note that in the VN for the lhs.
17413 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
17414 fold them to constants if possible. Run cleanup_cfg if done so.
17415 (execute_pre): Return todo.
17416 (do_pre): Likewise.
17417 (execute_fre): Likewise.
17418 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
17420 (get_prop_source_stmt): Look through pointer conversions.
17422 2008-03-18 Jan Hubicka <jh@suse.cz>
17424 * tree-pretty-print.c: Include predict.h.
17425 (dump_generic_node): Dump predictor.
17426 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
17427 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
17428 * gimple-low.c (lower_stmt): Likewise.
17429 * expr.c (expand_expr_real): Likewise.
17430 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
17432 (build_predict_expr, build_predict_expr): New.
17433 * predict.h (predictor_name, build_predict_expr): Update.
17434 * c-typeck.c (c_finish_bc_stmt): Add prediction.
17435 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
17436 * predict.def (PRED_CONTINUE): Update hitrate.
17437 * tree.def (PREDICT_EXPR): Define.
17438 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
17439 do not handle BIND_EXPR.
17440 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
17441 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
17442 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
17445 2008-03-18 Michael Matz <matz@suse.de>
17447 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
17449 2008-03-18 Richard Guenther <rguenther@suse.de>
17451 * tree-gimple.h (is_gimple_invariant_address): Declare.
17452 (is_gimple_constant): Likewise.
17453 * tree-gimple.c (is_gimple_constant): New function.
17454 (is_gimple_invariant_address): Likewise.
17455 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
17456 and is_gimple_invariant_address.
17457 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
17459 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
17460 an addressable base.
17462 2008-03-18 Jakub Jelinek <jakub@redhat.com>
17464 PR middle-end/35611
17465 * gimplify.c (gimplify_expr): Gimplify second operand of
17468 2008-03-17 Richard Guenther <rguenther@suse.de>
17470 PR tree-optimization/19637
17471 * fold-const.c (fold_unary): Remove restrictions of removing
17472 intermediate pointer-conversions (P2)(P1)P0.
17473 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
17474 conversion to void pointer.
17475 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
17477 2008-03-16 James E. Wilson <wilson@tuliptree.org>
17480 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
17481 emulated thread local variables.
17483 2008-03-16 Richard Guenther <rguenther@suse.de>
17485 PR middle-end/35607
17486 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
17487 expand TREE_INVARIANT operations that are not gimple invariant.
17489 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
17491 * doc/extend.texi (Alignment): Say that the ABI controls
17492 the __alignof__ for non-strict-alignment targets rather
17493 than being a recommendation.
17495 2008-03-15 Paul Brook <paul@codesourcery.com>
17497 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
17499 (arm_output_fn_unwind): Mark functions that can not be unwound.
17501 2008-03-15 Paul Brook <paul@codesourcery.com>
17503 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
17504 extension instructions.
17506 2008-03-15 Richard Guenther <rguenther@suse.de>
17508 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
17509 and fold constant aggregate refs.
17510 (fold_const_aggregate_ref): Handle string constants
17511 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
17512 (evaluate_stmt): Simplify now that ccp_fold folds constant
17515 2008-03-15 Paul Brook <paul@codesourcery.com>
17517 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
17518 (extzv): Use gen_extzv_t2.
17519 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
17521 2008-03-15 Richard Guenther <rguenther@suse.de>
17523 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
17524 (fold_const_aggregate_ref): Likewise.
17525 (get_value): Return NULL if we don't have any values.
17526 (ccp_finalize): Set const_val to NULL after freeing it.
17527 * tree-flow.h (get_symbol_constant_value): Declare.
17528 (fold_const_aggregate_ref): Likewise.
17529 * tree-ssa-sccvn.c (try_to_simplify): Use them.
17531 2008-03-15 Richard Guenther <rguenther@suse.de>
17533 PR middle-end/35593
17534 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
17535 to not produce negative array indices if not allowed. Add
17536 parameter to indicate that.
17537 (maybe_fold_offset_to_component_ref): Allow negative array
17538 indices only for the first member of a structure.
17539 (maybe_fold_offset_to_reference): Allow negative array indices.
17540 (maybe_fold_stmt_addition): Likewise.
17542 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
17543 Anatoly Sokolov <aesok@post.ru>
17545 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
17546 (avr_arch): Add ARCH_AVR6.
17547 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
17548 (initial_elimination_offset): Initialize and use 'avr_pc_size'
17549 instead of fixed value 2.
17550 (print_operand_address): Use gs() asm specifier instead of pm().
17551 (avr_assemble_integer): (Ditto.).
17552 (avr_output_addr_vec_elt): (Ditto.).
17553 (print_operand): Handle "!" code.
17554 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
17555 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
17556 (AVR_HAVE_EIJMP_EICALL): Define.
17557 (AVR_3_BYTE_PC): Redefine.
17558 (AVR_2_BYTE_PC): (Ditto.).
17559 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
17560 (LINK_SPEC): Add atmega2560 and atmega2561.
17561 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
17563 * config/avr/avr.md (call_insn): Use eicall instead of icall
17564 for 3 byte PC devices.
17565 (call_value_insn): (Ditto.).
17566 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
17567 (indirect_jump): Use only for for 2 byte PC devices.
17568 (*tablejump): (Ditto.).
17569 (*indirect_jump_avr6): Add insn.
17570 (*tablejump_rjmp): Don't use for 3 byte PC devices.
17571 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
17572 instead of ijmp for 3 byte PC devices.
17573 (__tablejump2__): (Ditto.).
17574 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
17575 (MULITLIB_DIRNAMES): (Ditto.).
17576 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
17578 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
17580 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
17581 "sse2_umulsidi3". Use V1DI mode for operand 0.
17582 ("mmx_psadbw"): Use V1DI mode for operand 0.
17583 * config/i386/i386-modes.def (V1SI): New vector mode.
17584 * config/i386/i386.c (struct builtin_description)
17585 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
17586 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
17587 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
17588 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
17589 v1di_ftype_v8qi_v8qi type.
17590 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
17592 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
17593 __builtin_ia32_pmuludq]: Fix the mode of return value.
17595 2008-03-15 Richard Guenther <rguenther@suse.de>
17597 PR middle-end/35595
17598 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
17601 2008-03-14 Bob Wilson <bob.wilson@acm.org>
17603 * doc/invoke.texi (Option Summary, Xtensa Options): Document
17604 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
17605 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
17606 unless TARGET_SERIALIZE_VOLATILE is enabled.
17607 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
17608 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
17609 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
17611 2008-03-14 Richard Guenther <rguenther@suse.de>
17613 PR tree-optimization/34172
17614 * tree-flow.h (refs_may_alias_p): Declare.
17615 (get_single_def_stmt): Likewise.
17616 (get_single_def_stmt_from_phi): Likewise.
17617 (get_single_def_stmt_with_phi): Likewise.
17618 * tree-dfa.c (refs_may_alias_p): New function.
17619 (get_single_def_stmt): Likewise.
17620 (get_single_def_stmt_from_phi): Likewise.
17621 (get_single_def_stmt_with_phi): Likewise.
17622 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
17623 (vn_reference_lookup_1): New helper function.
17624 (vn_reference_lookup): Walk the virtual use-def chain to
17625 continue searching for a match if the def does not alias the
17626 reference we are looking for.
17628 2008-03-14 David Edelsohn <edelsohn@gnu.org>
17630 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
17631 archive and Perzl. Update The Written Word listing.
17633 2008-03-14 Richard Guenther <rguenther@suse.de>
17635 PR tree-optimization/34043
17636 PR tree-optimization/33989
17637 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
17639 (bitmap_find_leader): Use extra argument to verify dominance
17640 relationship inside a basic-block.
17641 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
17642 (find_leader_in_sets): Adjust.
17643 (create_component_ref_by_pieces): Take extra argument for
17644 dominance check, handle lookup failures.
17645 (find_or_generate_expression): Likewise.
17646 (create_expression_by_pieces): Likewise.
17647 (insert_into_preds_of_block): Adjust.
17648 (create_value_expr_from): If asked for, verify all operands
17649 are in the blocks AVAIL_OUT set.
17650 (make_values_for_stmt): Check for SSA_NAMEs that are life
17651 over an abnormal edge.
17652 (compute_avail): Remove such check.
17653 (do_SCCVN_insertion): New function.
17654 (eliminate): If we do not find a leader suitable for replacement
17655 insert a replacement expression from SCCVN if available.
17656 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
17657 (struct vn_ssa_aux): Add needs_insertion flag.
17658 * tree-ssa-sccvn.c (may_insert): New global flag.
17659 (copy_reference_ops_from_ref): Value-number union member access
17660 based on its size, not type and member if insertion is allowed.
17661 (visit_reference_op_load): For a weak match from union type
17662 punning lookup a view-converted value and insert a SSA_NAME
17663 for that value if that is not found.
17664 (visit_use): Make dumps shorter. Do not disallow value numbering
17665 SSA_NAMEs that are life over an abnormal edge to constants.
17666 (free_scc_vn): Release inserted SSA_NAMEs.
17667 (run_scc_vn): New flag to specify whether insertion is allowed.
17668 Process SSA_NAMEs in forward order.
17669 * tree-ssa-loop-im.c (for_each_index): Handle invariant
17670 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
17671 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
17672 pointer type to/from integral types that do not change the
17673 precision to regular conversions.
17675 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
17677 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
17678 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
17679 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
17680 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
17681 input arguments and the mode of return value. Built-in functions
17682 that operate on whole 64-bit MMX register now use V1DI mode.
17684 2008-03-13 Alon Dayan <alond@il.ibm.com>
17685 Olga Golovanevsky <olga@il.ibm.com>
17687 PR tree-optimization/35041
17688 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
17689 to locate the right position in a statement.
17691 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
17695 * config/i386/xmmintrin.h: Change all static inline functions to
17696 extern inline and add __gnu_inline__ attribute.
17697 * config/i386/bmintrin.h: Ditto.
17698 * config/i386/smmintrin.h: Ditto.
17699 * config/i386/tmmintrin.h: Ditto.
17700 * config/i386/mmintrin-common.h: Ditto.
17701 * config/i386/ammintrin.h: Ditto.
17702 * config/i386/emmintrin.h: Ditto.
17703 * config/i386/pmmintrin.h: Ditto.
17704 * config/i386/mmintrin.h: Ditto.
17705 * config/i386/mm3dnow.h: Ditto.
17707 2008-03-13 Jakub Jelinek <jakub@redhat.com>
17709 PR middle-end/35185
17710 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
17711 (lower_omp_2): New function.
17712 (lower_omp_1, lower_omp): Rewritten.
17714 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
17717 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
17718 with the phrase "Microsoft Windows compilers".
17719 (Push/Pop Macro Pragmas): New subsection. Document
17720 #pragma push_macro and pragma pop_macro.
17722 2008-03-12 Paul Brook <paul@codesourcery.com>
17724 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
17726 2008-03-12 Paul Brook <paul@codesourcery.com>
17728 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
17729 (thumb2_alusi3_short): Exclude PLUS and MINUS.
17730 (thumb2_addsi_shortim): Rename ...
17731 (thumb2_addsi_short): ... to this. Allow register operands.
17732 (thumb2_subsi_short): New pattern.
17733 (thumb2_one_cmplsi2_short,
17734 thumb2_negsi2_short): New patterns and peepholes.
17736 2008-03-12 Paul Brook <paul@codesourcery.com>
17738 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
17740 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
17742 * config/i386/i386.md (int_cond): New code iterator.
17744 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
17745 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
17746 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
17747 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
17748 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
17749 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
17750 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
17751 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
17753 2008-03-12 Paul Brook <paul@codesourcery.com>
17755 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
17756 instead of {arm,thumb}_compute_save_reg_mask.
17757 (output_return_instruction): Ditto.
17758 (thumb_unexpanded_epilogue): Ditto.
17759 (thumb1_expand_prologue): Ditto.
17760 (thumb1_output_function_prologue): Ditto.
17761 (arm_set_return_address): Ditto.
17762 (thumb_set_return_address): Ditto.
17763 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
17764 regs to achieve stack alignment.
17765 (thumb1_compute_save_reg_mask): Fix compiler warning.
17766 (arm_output_epilogue): Use offsets->saved_regs_mask.
17767 Adjust stack pointer by poping call clobered registers.
17768 (arm_expand_prologue): Use offsets->saved_regs_mask.
17769 Adjust stack pointer by pushing extra registers.
17770 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
17772 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
17775 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
17776 conversion to the operands of a multiplication.
17778 2008-03-12 Richard Guenther <rguenther@suse.de>
17780 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
17781 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
17782 * timevar.def (TV_TREE_PHIPROP): Add.
17783 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
17784 pass description. Use TV_TREE_PHIPROP.
17785 * tree-ssa-forwprop.c: Remove phiprop code.
17787 2008-03-12 Jakub Jelinek <jakub@redhat.com>
17789 PR middle-end/35549
17790 * omp-low.c (maybe_lookup_decl): Constify first argument.
17791 (use_pointer_for_field): Change last argument from bool to
17792 omp_context *. Disallow shared copy-in/out in nested
17793 parallel if decl is shared in outer parallel too.
17794 (build_outer_var_ref, scan_sharing_clauses,
17795 lower_rec_input_clauses, lower_copyprivate_clauses,
17796 lower_send_clauses, lower_send_shared_vars): Adjust callers.
17798 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
17799 Ira Rosen <irar@il.ibm.com>
17801 * tree-vectorizer.c (free_stmt_vec_info): New function.
17802 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
17803 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
17804 * tree-vectorizer.h (free_stmt_vec_info): Declare.
17805 * tree-vect-transform.c (vectorizable_conversion): Free
17806 vec_oprnds0 if it was allocated.
17807 (vect_permute_store_chain): Remove unused VECs.
17808 (vectorizable_store): Free VECs that are allocated in the..
17810 (vect_transform_strided_load, vectorizable_load): Likewise.
17811 (vect_remove_stores): Simplify the code.
17812 (vect_transform_loop): Move code to vect_remove_stores().
17813 Call vect_remove_stores() and free_stmt_vec_info().
17815 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17817 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
17818 TARGET_HPUX. Revise comment.
17819 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
17820 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
17821 Use sr4 variant of `be' instruction when not generating PIC code.
17822 (attr_length_call): Adjust for above change.
17824 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17826 * ipa-reference.c (static_execute): Remove module_statics_const and
17827 associated setting code.
17829 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
17832 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
17833 predicate for operand 1.
17834 (paritysi2_cmp): Use register_operand predicate for operand 2.
17835 Use earlyclobber modifier for operand 1. Remove support for
17837 (paritydi2_cmp): Use register_operand predicate for operand 3.
17838 Use earlyclobber modifier for operand 1. Remove support for
17841 2008-03-11 Paul Brook <paul@codesourcery.com>
17842 Vladimir Prus <vladimir@codesourcery.com>
17844 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
17845 (arm_compute_save_reg0_reg12_mask): Always
17846 check if register 11 must be saved. Always safe hard frame pointer
17847 when frame_pointer_needeed.
17848 (arm_compute_save_reg_mask): Save IP and PC
17849 only with apcs frames.
17850 (arm_output_epilogue): Adjust Thumb2 codepath to
17851 be also invoked and work for ARM non-apcs frames.
17852 (arm_expand_prologue): Don't bother saving IP
17853 for non-apcs frame, since it's not clobbered by
17854 prologue code. Implement non-apcs frame
17857 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
17859 PR rtl-optimization/35281
17860 * expr.c (convert_move): Use a new pseudo for the intermediate
17861 from_mode->word_mode result.
17863 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
17865 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
17866 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
17867 * toplev.c (compile_file): Don't call it.
17869 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
17871 PR middle-end/35526
17872 * expr.c (store_expr): Call emit_block_move if the mode
17873 of "temp" RTX is BLKmode.
17875 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17876 Richard Guenther <rguenther@suse.de>
17878 PR tree-optimization/31358
17879 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
17880 the step with a NULL_TREE.
17881 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
17882 to sizetype if type is a pointer type.
17883 (add_candidate_1): Don't convert the base and step to
17884 the generic type if the orginal type is a pointer type.
17885 (add_iv_value_candidates): Use sizetype for the step
17886 if type is a pointer type.
17887 (cand_value_at): Likewise.
17888 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
17890 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
17891 Don't convert the tem affine to the type.
17892 (add_elt_to_tree): Use sizetype for the step if a pointer.
17893 Use POINTER_PLUS_EXPR for pointers.
17894 (aff_combination_to_tree): Use sizetype for the step if a
17897 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
17899 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
17900 Remove commutativity hint.
17902 2008-03-10 Jakub Jelinek <jakub@redhat.com>
17906 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
17907 errorneous type. Check that v is a VAR_DECL.
17909 PR middle-end/35099
17910 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
17912 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
17914 PR tree-optimization/35494
17915 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
17916 may be overriden at link and run time.
17918 2008-03-10 Richard Guenther <rguenther@suse.de>
17920 PR tree-optimization/34677
17921 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
17922 (poolify_tree): Likewise.
17923 (modify_expr_template): Likewise.
17924 (poolify_modify_stmt): Likewise.
17925 (insert_fake_stores): Handle all component-ref style stores
17926 in addition to INDIRECT_REF. Also handle complex types.
17927 Do not poolify the inserted load.
17928 (realify_fake_stores): Do not rebuild the tree but only
17929 make it a SSA_NAME copy.
17930 (init_pre): Remove initialzation of modify_expr_template.
17931 Do not allocate modify_expr_node_pool.
17932 (fini_pre): Do not free modify_expr_node_pool.
17934 2008-03-10 Paul Brook <paul@codesourcery.com>
17936 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
17937 to avoid conflicts.
17939 2008-03-10 Paul Brook <paul@codesourcery.com>
17940 Mark Shinwell <shinwell@codesourcery.com>
17942 * config/arm/cortex-r4.md: New.
17943 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
17945 * config/arm/arm.md: Include cortex-r4.md.
17946 (insn): Add smmls, sdiv and udiv values.
17947 (generic_sched): Don't use generic scheduling for Cortex-R4.
17948 (arm_issue_rate): New function.
17949 (TARGET_SCHED_ISSUE_RATE): Define.
17951 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
17953 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
17955 2008-03-10 Richard Guenther <rguenther@suse.de>
17957 * tree-ssa-pre.c (get_sccvn_value): Simplify.
17958 (compute_avail): Do not add stmt uses to AVAIL_OUT.
17960 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
17962 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
17963 Set default to true.
17965 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17967 * c.opt (Wsynth): Deprecate.
17968 * doc/invoke.texi (Option Summary, Warning Options): Document
17969 -Wno-format-contains-nul.
17971 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
17974 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
17975 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
17977 2008-03-09 Ira Rosen <irar@il.ibm.com>
17979 * config/rs6000/rs6000.c (builtin_description): Rename vector
17980 left shift operations.
17981 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
17982 (altivec_vsl<VI_char>): Rename to ...
17983 (ashl<mode>3): ... new name.
17984 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
17986 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
17988 2008-03-08 Richard Guenther <rguenther@suse.de>
17990 * coverage.h (tree_coverage_counter_addr): Declare.
17991 * coverage.c (tree_coverage_counter_addr): New function.
17992 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
17993 before using again.
17994 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
17995 (tree_gen_one_value_profiler): Likewise.
17996 (tree_gen_ic_profiler): Likewise.
17997 (tree_gen_average_profiler): Likewise.
17998 (tree_gen_ior_profiler): Likewise.
18000 2008-03-08 Richard Guenther <rguenther@suse.de>
18002 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
18003 (vn_binary_op_insert): Likewise.
18004 (vn_unary_op_lookup): Likewise.
18005 (vn_unary_op_insert): Likewise.
18006 (vn_nary_op_lookup): Declare.
18007 (vn_nary_op_insert): Likewise.
18008 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
18009 and binary hashes, use a single obstack for unary_op_pool
18010 and binary_op_pool.
18011 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
18012 a single struct vn_nary_op_s. Store tree code length and
18013 a variable number of operands.
18014 (struct vn_reference_op_struct): Remove unused op2.
18015 (vn_reference_op_eq): Do not compare op2.
18016 (vn_reference_op_compute_hash): Do not compute hash of op2.
18017 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
18018 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
18019 with vn_nary_op_compute_hash.
18020 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
18021 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
18023 (vn_unary_op_insert, vn_binary_op_insert): Replace with
18025 (visit_unary_op): Call nary functions.
18026 (visit_binary_op): Likewise.
18027 (process_scc): Adjust for struct vn_tables_s changes.
18028 (allocate_vn_table): Likewise.
18029 (free_vn_table): Likewise.
18030 * tree-vn.c (vn_add): Call nary functions.
18031 (vn_lookup): Likewise.
18033 2008-03-08 Jakub Jelinek <jakub@redhat.com>
18036 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
18037 wdst back after sync_compare_and_swapqhi_internal.
18039 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
18042 * config/i386/i386-modes.def (V1DI): New vector mode.
18043 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
18044 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
18045 (MMXMODE248): Ditto.
18046 (MMXMODE): Add V1DI mode.
18047 (mmxvecsize): Change DI mode to V1DI mode.
18048 ("mov<mode>): Use MMXMODEI8 mode iterator.
18049 ("*mov<mode>_internal_rex64"): Ditto.
18050 ("*mov<mode>_internal"): Ditto.
18051 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
18052 ("mmx_sub<mode>3"): Ditto.
18053 ("mmx_adddi3"): Remove insn pattern.
18054 ("mmx_subdi3"): Ditto.
18055 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
18056 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
18057 ("mmx_ashl<mode>3"): Ditto.
18058 ("mmx_lshrdi3"): Remove insn pattern.
18059 ("mmx_ashldi3"): Ditto.
18060 * config/i386/i386.c (classify_argument): Handle V1DImode.
18061 (function_arg_advance_32): Ditto.
18062 (function_arg_32): Ditto.
18063 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
18064 mmx_addv1di3 insn pattern.
18065 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
18066 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
18067 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
18068 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
18069 Remove definitions of built-in functions.
18070 (V1DI_type_node): New node.
18071 (v1di_ftype_v1di_int): Ditto.
18072 (v1di_ftype_v1di_v1di): Ditto.
18073 (v2si_ftype_v2si_si): Ditto.
18074 (v4hi_ftype_v4hi_di): Remove node.
18075 (v2si_ftype_v2si_di): Ditto.
18076 (ix86_init_mmx_sse_builtins): Handle V1DImode.
18077 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
18078 Redefine builtins using def_builtin_const with *_ftype_*_int node.
18079 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
18080 Add new builtins using def_builtin_const.
18081 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
18082 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
18083 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
18084 * config/i386/mmintrin.h (__v1di): New typedef.
18085 (_mm_add_si64): Cast arguments to __v1di type.
18086 (_mm_sub_si64): Ditto.
18087 (_mm_sll_pi16): Cast __count to __v4hi type.
18088 (_mm_sll_pi32): Cast __count to __v2si type.
18089 (_mm_sll_si64): Cast arguments to __v1di type.
18090 (_mm_srl_pi16): Cast __count to __v4hi type.
18091 (_mm_srl_pi32): Cast __count to __v2si type.
18092 (_mm_srl_si64): Cast arguments to __v1di type.
18093 (_mm_sra_pi16): Cast __count to __v4hi type.
18094 (_mm_sra_pi32): Cast __count to __v2si type.
18095 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
18096 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
18097 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
18098 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
18099 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
18100 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
18101 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
18102 (_mm_srai_pi32): Use __builtin_ia32_psradi.
18103 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
18104 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18105 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18106 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
18108 2008-03-07 Joseph Myers <joseph@codesourcery.com>
18110 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
18112 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
18115 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
18116 reg+const addressing for Altivec modes. Don't generate reg+reg
18117 addressing for TFmode or TDmode quantities.
18119 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
18121 * c-common.c (vector_types_convertible_p): Call langhook
18122 instead of comptypes.
18124 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18127 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
18128 integral and scalar float variables which have a
18131 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
18133 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
18134 dwarf_register_span hook when emitting unwind information for
18135 register-to-memory saves.
18136 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
18137 (rs6000_frame_related): Remove call to spe_synthesize_frame.
18139 2008-03-06 Jakub Jelinek <jakub@redhat.com>
18141 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
18142 for the same VAR_DECL.
18144 2008-03-06 Tom Tromey <tromey@redhat.com>
18146 * treelang: Delete.
18147 * doc/standards.texi (Standards): Don't mention treelang.
18148 * doc/invoke.texi (Overall Options): Don't mention treelang.
18149 * doc/install.texi (Prerequisites): Don't mention bison or
18151 (Configuration): Don't mention treelang.
18152 (Building): Likewise.
18153 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
18155 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
18157 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
18158 word-extractions out of a multi-word object.
18160 2008-03-06 Richard Guenther <rguenther@suse.de>
18162 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
18163 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
18164 result type and precision.
18165 * expr.c (get_inner_reference): Set unsignedp based on the result
18166 type of BIT_FIELD_REF.
18167 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
18168 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
18169 (try_instantiate_multiple_fields): Likewise. Use the correct type
18171 (sra_build_assignment): Likewise.
18172 (sra_build_elt_assignment): Likewise.
18173 (sra_explode_bitfield_assignment): Likewise.
18174 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
18175 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
18176 set BIT_FIELD_REF_UNSIGNED.
18177 (vectorizable_load): Likewise.
18179 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
18181 * cse.c (cse_extended_basic_block): Invalidate artificial defs
18184 2008-03-06 Richard Guenther <rguenther@suse.de>
18186 * alias.c (struct alias_set_entry): Move has_zero_child field
18187 to pack with alias_set.
18189 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
18191 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18194 2008-03-05 Ian Lance Taylor <iant@google.com>
18196 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
18198 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
18200 * fwprop.c (update_df): Support width and offset parameters of
18202 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
18203 global_conflicts): Change DF_REF_EXTRACT to either
18204 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18205 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18206 * df-scan.c (df_ref_record, df_defs_record,
18207 df_ref_create_structure, df_def_record_1, df_uses_record,
18208 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
18209 df_bb_refs_collect, df_entry_block_defs_collect,
18210 df_exit_block_uses_collect): Support new width and offset fields.
18211 (ref_extract_pool): New storage pool.
18212 (df_free_ref): New function.
18213 (df_reg_chain_unlink, df_free_collection_rec,
18214 df_sort_and_compress_refs): Call df_free_ref.
18215 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
18217 (df_ref_create_structure): Allocate df_ref_extract if offset and
18218 width fields are used.
18219 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
18220 (df_uses_record): Get offset and width from ZERO_EXTRACT
18222 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
18223 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18224 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18225 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
18226 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18227 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18228 (df_ref_extract): New structure.
18229 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
18230 (df_ref_create): Add width and offset parameters.
18232 2008-03-05 Richard Guenther <rguenther@suse.de>
18234 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18235 Use ranges_overlap_p.
18236 (offset_overlaps_with_access): Rename
18237 to ranges_overlap_p and move ...
18238 * tree-flow-inline.h (ranges_overlap_p): ... here.
18240 * tree.h (get_inner_reference, handled_component_p): Update
18243 * tree.h (record_component_aliases, get_alias_set,
18244 alias_sets_conflict_p, alias_sets_must_conflict_p,
18245 objects_must_conflict_p): Move declarations ...
18246 * alias.h (record_component_aliases, get_alias_set,
18247 alias_sets_conflict_p, alias_sets_must_conflict_p,
18248 objects_must_conflict_p): ... here.
18249 Include coretypes.h.
18250 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
18252 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
18254 * cfg.c: Include tree-flow.h.
18255 (remove_edge_raw): Call redirect_edge_var_map_clear.
18256 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
18257 * tree-flow-inline.h (redirect_edge_var_map_def): New.
18258 (redirect_edge_var_map_result): New.
18259 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
18260 PENDING_STMT use with redirect_edge_var_map_*.
18261 * tree-ssa.c (edge_var_maps): New definition.
18262 (redirect_edge_var_map_add): New.
18263 (redirect_edge_var_map_clear): New.
18264 (redirect_edge_var_map_dup): New.
18265 (redirect_edge_var_map_vector): New.
18266 (redirect_edge_var_map_destroy): New.
18267 (ssa_redirect_edge): Replace PENDING_STMT use with
18268 redirect_edge_var_map_*.
18269 (flush_pending_stmts): Same.
18270 (delete_tree_ssa): Destroy edge var map.
18271 * tree-flow.h (struct _edge_var_map): New.
18272 Define edge_var_map vector type.
18273 Declare redirect_edge_var_map_* prototypes.
18274 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
18275 * tree-cfg.c (reinstall_phi_args): Replace
18276 PENDING_STMT use with redirect_edge_var_map_*.
18278 2008-03-05 Richard Guenther <rguenther@suse.de>
18280 PR tree-optimization/35472
18281 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
18282 whose single use_stmt has a overlapping set of loaded and
18283 stored symbols as that use_stmt might be a noop assignment then.
18285 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18287 * gthr-rtems.h: Implement __gthread_mutex_destroy.
18289 2008-03-05 Richard Guenther <rguenther@suse.de>
18292 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
18293 should be constants.
18294 * tree-cfg.c (verify_expr): Verify it.
18295 * fold-const.c (fold_truthop): Remove code generating
18296 BIT_FIELD_REFs of structure bases.
18297 (fold_binary): Likewise.
18298 (fold_ternary): Position and size of BIT_FIELD_REFs are
18299 always host integers.
18300 (make_bit_field_ref): Remove.
18301 (optimize_bit_field_compare): Remove.
18302 (all_ones_mask_p): Remove.
18304 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
18307 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
18308 (split_block_and_df_analyze): New. Split basic block and rebuild
18310 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
18312 (split_pattern_seq): Likewise.
18313 (erase_matching_seqs): Likewise.
18314 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
18316 2008-03-04 Geoff Keating <geoffk@apple.com>
18318 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
18319 declaration and code.
18320 (tree_invalid_nonnegative_warnv_p): Likewise.
18322 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
18324 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
18325 examples. Truncate option-names then causing overfull hbox.
18327 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18330 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
18332 * configure: Rebuilt.
18334 2008-03-04 Rafael Espindola <espindola@google.com>
18336 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
18337 (tree_unary_nonnegative_warnv_p): New.
18338 (tree_binary_nonnegative_warnv_p): New.
18339 (tree_single_nonnegative_warnv_p): New.
18340 (tree_invalid_nonnegative_warnv_p): New.
18341 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
18343 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18346 * opts.c (handle_option): Postpone 'unknown option' errors only for
18349 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
18352 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
18355 2008-03-04 Rafael Espindola <espindola@google.com>
18357 * fold-const.c (tree_unary_nonzero_warnv_p): New.
18358 (tree_binary_nonzero_warnv_p): New.
18359 (tree_single_nonzero_warnv_p): New.
18360 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
18362 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
18364 PR middle-end/35456
18365 * fold-const.c (fold_cond_expr_with_comparison): Prevent
18366 transformations for modes that have signed zeros.
18367 * ifcvt.c (noce_try_abs): Ditto.
18369 2008-03-04 Joseph Myers <joseph@codesourcery.com>
18371 * config/i386/i386.c (override_options): Force
18372 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
18374 2008-03-04 Jan Hubicka <jh@suse.cz>
18377 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
18380 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
18382 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
18383 label to probe the stack.
18385 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
18387 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
18388 (__gthr_win32_mutex_destroy): Declare.
18389 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
18390 __gthr_win32_mutex_destroy.
18391 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
18393 2008-03-03 Jan Hubicka <jh@suse.cz>
18396 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
18397 aggressive on inlining cold calls.
18399 2008-03-03 Richard Guenther <rguenther@suse.de>
18401 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
18402 struct copies into the expression table.
18403 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
18404 (try_to_simplify): Likewise.
18405 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
18406 integral and pointer arguments which do not change the
18407 precision to NOP_EXPRs.
18408 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
18409 VIEW_CONVERT_EXPR case.
18411 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
18413 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
18414 defined in a loop at depth 0 is invariant.
18415 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
18416 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
18417 be called at loop depth 0.
18419 2008-03-02 Jakub Jelinek <jakub@redhat.com>
18422 * gcc.c (process_command): Update copyright notice dates.
18423 * gcov.c (print_version): Likewise.
18424 * gcov-dump.c (print_version): Likewise.
18425 * mips-tfile.c (main): Likewise.
18426 * mips-tdump.c (main): Likewise.
18428 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18431 * c-common.c (flag_permissive): Delete.
18432 (constant_expression_warnings): Check flags first.
18433 (constant_expression_error): New.
18434 * c-common.h (flag_permissive): Delete.
18435 (constant_expression_error): Declare.
18436 * flags.h (flag_permissive): Declare. Update description.
18437 * diagnostic.c (pedwarn): Update.
18439 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
18440 (permissive_error_kind): New.
18441 * toplev.c (flag_permissive): Define. Update description.
18442 * toplev.h (permissive_error_kind): Declare.
18443 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
18444 (pedwarn_c90): Use pedantic_warning_kind.
18445 * c-opts.c (c_common_post_options): flag_permissive does not affect
18446 flag_pedantic_errors.
18448 2008-03-02 Joseph Myers <joseph@codesourcery.com>
18450 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
18451 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
18452 __absvsi2, __absvDI2): Use unsigned arithmetic.
18454 2008-03-02 Andi Kleen <ak@suse.de>
18455 Richard Guenther <rguenther@suse.de>
18457 * struct-equiv.c: Remove file.
18458 * cfg_cleanup.c (condjump_equiv_p): Remove.
18459 * Makefile.in (OBJS-common): Remove struct-equiv.o.
18460 (struct-equiv.o): Remove rule.
18461 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
18462 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
18463 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
18465 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18467 * ifcvt.c (noce_process_if_block): Try to handle only the then
18468 block if the else block exists but isn't suitable.
18470 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
18473 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
18474 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
18475 regression from previous patch.
18477 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
18480 * gthr.h: Add __gthread_mutex_destroy as a function that must be
18482 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
18483 * gthr-single.h (__gthread_mutex_destroy): Likewise.
18484 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
18485 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
18486 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
18487 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
18488 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
18489 (__gthread_mutex_destroy_function): Rename to
18490 __gthread_mutex_destroy.
18491 * gthr-dce.h (__gthread_mutex_destroy): Call
18492 pthread_mutex_destroy.
18493 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
18494 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
18495 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
18497 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18499 * df-scan.c (df_ref_chain_change_bb): Simplify.
18500 (df_insn_change_bb): Add new_bb argument. Simplify. Call
18501 set_block_for_insn if there's any change.
18502 * df.h ((df_insn_change_bb): Fix prototype.
18503 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
18504 df_insn_change_bb, don't call set_block_for_insn.
18505 * emit-rtl.c (reorder_insns): Likewise.
18506 * haifa-sched.c (move_insn): Likewise.
18508 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18510 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
18512 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18514 * tree-flow-inline.h (next_readonly_imm_use): Return
18515 NULL_USE_OPERAND_P after the end.
18517 2008-03-01 Richard Guenther <rguenther@suse.de>
18519 PR tree-optimization/35411
18520 * tree-sra.c (sra_build_assignment): Split conversion to
18521 final type to a separate statement if we are not assigning
18524 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18526 * fold-const.c (fold_convertible_p): Correct the logic to follow
18527 that in fold_convert().
18529 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
18532 * tree-inline.c (build_duplicate_type): When we make a
18533 duplicate type, make it unique in the canonical types system.
18535 2008-02-29 Tom Tromey <tromey@redhat.com>
18537 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
18538 input_file_stack_history, input_file_stack_restored): Remove.
18539 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
18540 * input.h (struct file_stack): Remove.
18541 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
18542 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
18544 * diagnostic.h (struct diagnostic_context) <last_module>: Change
18546 (diagnostic_last_module_changed): Add 'map' argument.
18547 (diagnostic_set_last_function): Likewise.
18548 * diagnostic.c (undiagnostic_report_current_module): Iterate using
18549 line map, not input_file_stack.
18550 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
18552 2008-02-29 Paul Brook <paul@codesourcery.com>
18554 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
18556 2008-02-29 Paul Brook <paul@codesourcery.com>
18558 * config/arm/ieee754-df.S (muldf3): Use RET macros.
18560 2008-02-29 Richard Guenther <rguenther@suse.de>
18562 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
18564 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
18565 value for comparing for a store match.
18566 (simplify_unary_expression): Do nothing for SSA_NAMEs.
18567 (try_to_simplify): Do not do a full-blown reference lookup.
18569 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
18571 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
18572 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
18574 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
18576 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
18578 * tree-loop-linear.c (try_interchange_loops): Compare memory access
18579 strides against cache sizes.
18581 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
18583 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
18586 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
18588 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
18589 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
18590 is smaller than the original promoted value.
18591 (simplify_subreg): If OP is a SUBREG, try to preserve its
18592 SUBREG_PROMOTED_VAR_P information.
18594 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
18596 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
18597 (VN_INFO_GET): Allocate new objects on the obstack.
18598 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
18599 for rpo_numbers_temp, for consistency.
18600 (free_scc_vn): Free the obstack.
18602 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
18604 * doc/invoke.texi: Document -ftree-loop-distribution.
18605 * tree-loop-distribution.c: New.
18606 * tree-pass.h (pass_loop_distribution): New.
18607 * graphds.h (struct graph): Add htab_t indices.
18608 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
18609 * tree-vectorizer.c (rename_variables_in_loop): Extern.
18610 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
18611 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
18612 * tree-data-ref.c (debug_data_dependence_relations): New.
18613 (dump_data_dependence_relation): Also print data references.
18614 (free_data_ref): Extern.
18615 (same_access_functions): Moved...
18616 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
18617 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
18618 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
18619 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
18620 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
18621 (stmts_from_loop): Skip LABEL_EXPR.
18622 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
18624 (build_rdg): Initialize rdg->indices htab.
18625 (free_rdg, stores_from_loop, ref_base_address,
18626 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
18627 have_similar_memory_accesses_1, ref_base_address_1,
18628 remove_similar_memory_refs): New.
18629 * tree-data-ref.h: Depend on tree-chrec.h.
18630 (debug_data_dependence_relations, free_data_ref): Declared.
18631 (same_access_functions): ... here.
18632 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
18634 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
18635 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
18636 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
18637 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
18638 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
18639 rdg_vertex_for_stmt): Declared.
18640 (struct rdg_edge): Add level.
18642 (free_rdg, stores_from_loop, remove_similar_memory_refs,
18643 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
18645 (rdg_has_similar_memory_accesses): New.
18646 * tree-vect-analyze.c: Remove unused static decls.
18647 * lambda.h (dependence_level): New.
18648 * common.opt (ftree-loop-distribution): New.
18649 * tree-flow.h (mark_virtual_ops_in_bb,
18650 slpeel_tree_duplicate_loop_to_edge_cfg,
18651 rename_variables_in_loop): Declared.
18652 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
18653 (OBJS-common): Add tree-loop-distribution.o.
18654 (tree-loop-distribution.o): New rule.
18655 * tree-cfg.c (mark_virtual_ops_in_bb): New.
18656 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
18657 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
18659 2008-02-28 Joseph Myers <joseph@codesourcery.com>
18662 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
18663 other than structures and unions.
18665 2008-02-28 Richard Guenther <rguenther@suse.de>
18668 2008-02-26 Richard Guenther <rguenther@suse.de>
18670 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
18671 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
18672 (lookup_decl_from_uid): Declare.
18673 (remove_decl_from_map): Likewise.
18674 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
18675 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
18676 (decl_for_uid_map): New global hashtable mapping DECL_UID
18678 (init_ttree): Allocate it.
18679 (insert_decl_to_uid_decl_map): New helper function.
18680 (make_node_stat): Insert new decls into the map.
18681 (copy_node_stat): Likewise.
18682 (lookup_decl_from_uid): New function.
18683 (remove_decl_from_map): Likewise.
18684 (print_decl_for_uid_map_statistics): New helper.
18685 (dump_tree_statistics): Call it.
18687 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
18688 (referenced_var_iterator): Adjust.
18689 (FOR_EACH_REFERENCED_VAR): Adjust.
18690 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
18691 (num_referenced_vars): Adjust.
18692 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
18693 (first_referenced_var): Remove.
18694 (end_referenced_vars_p): Likewise.
18695 (next_referenced_var): Likewise.
18696 (referenced_var_iterator_set): New helper function.
18697 * tree-dfa.c (referenced_var_lookup): Adjust.
18698 (referenced_var_check_and_insert): Likewise.
18699 (remove_referenced_var): Likewise.
18700 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
18701 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18702 (verify_call_clobbering): Likewise.
18703 (verify_memory_partitions): Likewise.
18704 (init_tree_ssa): Allocate bitmap instead of hashtable for
18706 (delete_tree_ssa): Adjust.
18707 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
18708 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18709 (compute_tag_properties): Likewise.
18710 (set_initial_properties): Likewise.
18711 (find_partition_for): Likewise.
18712 (update_reference_counts): Likewise.
18713 (dump_may_aliases_for): Likewise.
18714 * tree-ssa-operands.c (add_virtual_operand): Likewise.
18715 (add_call_clobber_ops): Likewise.
18716 (add_call_read_ops): Likewise.
18717 (get_asm_expr_operands): Likewise.
18718 * tree-into-ssa.c (dump_decl_set): Likewise.
18719 (update_ssa): Likewise.
18720 * tree-sra.c (scan_function): Likewise.
18721 (decide_instantiations): Likewise.
18722 (scalarize_parms): Likewise.
18723 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
18724 (dsa_named_for): Likewise.
18725 * tree-ssa-structalias.c (update_alias_info): Likewise.
18726 (merge_smts_into): Likewise.
18728 2008-02-27 David Daney <ddaney@avtrex.com>
18731 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
18732 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
18733 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
18734 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
18735 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
18737 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
18740 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
18741 (BUILT_IN_NEXTTOWARD): Remove.
18742 (BUILT_IN_NEXTTOWARDF): Ditto.
18743 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
18744 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
18746 2008-02-27 Tom Tromey <tromey@redhat.com>
18748 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
18749 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
18751 2008-02-27 Jan Beulich <jbeulich@novell.com>
18753 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
18754 update the respective field on newdecl.
18756 2008-02-27 Revital Eres <eres@il.ibm.com>
18758 PR rtl-optimization/34999
18759 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
18760 crossing edges that ends with a call insn.
18761 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
18762 call insn and clear the EDGE_CROSSING flag of the crossing edge
18763 when fixing fallthru edges.
18765 2008-02-27 Richard Guenther <rguenther@suse.de>
18767 PR middle-end/35390
18768 * fold-const.c (fold_unary): Return the correct argument,
18769 converted to the result type.
18771 2008-02-27 Richard Guenther <rguenther@suse.de>
18773 PR middle-end/34971
18774 * expr.c (expand_expr_real_1): Assert on rotates that operate
18776 * fold-const.c (fold_binary): Use the types precision, not the
18777 bitsize of the mode if folding rotate expressions. Build rotates
18778 only for full modes.
18780 2008-02-27 Jakub Jelinek <jakub@redhat.com>
18782 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
18783 and CPP_PRAGMA_EOL.
18784 * c-pragma.c (pragma_ns_name): New typedef.
18785 (registered_pp_pragmas): New variable.
18786 (c_pp_lookup_pragma): New function.
18787 (c_register_pragma_1): If flag_preprocess_only, do nothing
18788 for non-expanded pragmas, for expanded ones push pragma's
18789 namespace and name into registered_pp_pragmas vector.
18790 (c_invoke_pragma_handler): Register OpenMP pragmas even when
18791 flag_preprocess_only, don't register GCC pch_preprocess
18792 pragma if flag_preprocess_only.
18793 * c-opts.c (c_common_init): Call init_pragma even if
18794 flag_preprocess_only.
18795 * c-pragma.c (c_pp_lookup_pragma): New prototype.
18796 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
18797 cpp_register_pragma if flag_preprocess_only.
18799 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18802 * c-parser.c (c_parser_translation_unit): Warn for empty
18803 translation unit, not empty source file.
18805 2008-02-26 Paul Brook <paul@codesourcery.com>
18807 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
18808 operand for Thumb-2.
18809 * config/arm/arm.h (reg_class): Add CORE_REGS.
18810 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
18811 (BASE_REG_CLASS): Use CORE_REGS.
18812 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
18813 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
18814 (REGNO_OK_FOR_INDEX_P): Exclude SP.
18815 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
18816 ARM_REGNO_OK_FOR_INDEX_P.
18817 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
18818 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
18819 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
18820 (ldm/stm peepholes): Ditto.
18821 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
18822 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
18823 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
18824 * config/arm/constraints.md: Enable "k" constraint on ARM.
18826 2008-02-27 Ben Elliston <bje@au.ibm.com>
18828 * config/rs6000/rs6000.c: Annotate cache line size field in all
18829 instances of struct processor_costs.
18831 2008-02-26 David Edelsohn <edelsohn@gnu.org>
18833 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
18834 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
18835 jump_bypass): New counters.
18836 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
18837 * dce.c (gate_ud_dce): Same.
18838 (gate_fast_dce): Same.
18839 * dse.c (gate_dse1): New function.
18840 (gate_dse2): New function.
18841 (gate_dse): Merge results of new gate functions.
18842 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
18843 (gate_handle_jump_bypass): Add dbg_cnt.
18844 (gate_handle_gcse): Add dbg_cnt.
18845 * ifcvt.c (gate_handle_if_conversion): Same.
18846 (gate_handle_if_after_combine): Same.
18847 (gate_handle_if_after_reload): Same.
18848 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
18850 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
18852 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
18854 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
18856 2008-02-26 Jason Merrill <jason@redhat.com>
18859 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
18860 alone if it's the naming decl for the type's main variant.
18862 2008-02-26 Tom Tromey <tromey@redhat.com>
18864 * system.h (USE_MAPPED_LOCATION): Poison.
18865 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
18866 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
18867 (make_goto_expr_edges): Likewise.
18868 (remove_bb): Likewise.
18869 (execute_warn_function_return): Likewise.
18870 * basic-block.h (struct edge_def) <goto_locus>: Change type to
18872 * c-common.c (fname_decl): Remove old location code.
18873 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
18875 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
18877 (ASM_INPUT_SOURCE_LOCATION): Likewise.
18878 (gen_rtx_ASM_INPUT): Likewise.
18879 (gen_rtx_ASM_INPUT_loc): Likewise.
18880 (get_rtx_asm_OPERANDS): Remove.
18881 * cfglayout.c (insn_locators_alloc): Remove old location code.
18882 (set_curr_insn_source_location): Likewise.
18883 (curr_insn_locator): Likewise.
18884 * print-tree.c (print_node): Remove old location code.
18885 * tree-mudflap.c (mf_varname_tree): Remove old location code.
18886 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
18887 * cfgexpand.c (expand_gimple_cond_expr): Don't use
18888 location_from_locus.
18889 (construct_exit_block): Remove old location code.
18890 * emit-rtl.c (force_next_line_note): Remove old location code.
18891 * profile.c (branch_prob): Remove old location code.
18892 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
18893 LOC_LINE): Remove old-location variants.
18894 * langhooks.c (lhd_print_error_function): Remove old location
18896 * configure, config.in: Rebuilt.
18897 * configure.ac (--enable-mapped-location): Remove.
18898 * c-decl.c (c_init_decl_processing): Remove old location code.
18899 (finish_function): Likewise.
18900 * recog.c (decode_asm_operands): Remove old location code.
18901 * c-pch.c (c_common_read_pch): Remove old location code.
18902 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
18904 * gimple-low.c (lower_function_body): Remove old location code.
18905 * toplev.c (unknown_location): Remove.
18906 (push_srcloc): Remove old-location variant.
18907 (process_options): Remove old location code.
18908 (lang_dependent_init): Likewise.
18909 * input.h (UNKNOWN_LOCATION): Move definition.
18910 (location_t): Undeprecate.
18911 (source_locus): Remove.
18912 (location_from_locus): Remove.
18913 (struct location_s): Remove.
18914 Remove all old-location code.
18915 (input_line, input_filename): Remove.
18916 * final.c (final_scan_insn): Remove old location code.
18917 * diagnostic.c (diagnostic_build_prefix): Remove
18918 USE_MAPPED_LOCATION test.
18919 * tree.h (gimple_stmt) <locus>: Now a location_t.
18920 (tree_exp) <locus>: Likewise.
18921 (DECL_IS_BUILTIN): Remove old-location variant.
18922 (annotate_with_file_line, annotate_with_locus): Likewise.
18923 (expr_locus, set_expr_locus): Update.
18924 * tree.c (build1_stat): Remove old location code.
18925 (last_annotated_node): Remove.
18926 (annotate_with_file_line): Remove old-location variant.
18927 (annotate_with_locus): Likewise.
18928 (expr_location): Remove old location code.
18929 (set_expr_location): Likewise.
18930 (expr_has_location): Likewise.
18931 (expr_locus): Likewise.
18932 (set_expr_locus): Likewise.
18933 (expr_filename): Don't use location_from_locus.
18934 (expr_lineno): Likewise.
18935 * rtl-error.c (location_for_asm): Remove old location code.
18936 * c-lex.c (cb_line_change): Remove old location code.
18937 (fe_file_change): Likewise.
18938 (cb_def_pragma): Likewise.
18939 (c_lex_with_flags): Likewise.
18940 * gengtype.c (do_typedef): Don't special-case location types.
18941 (define_location_structures): Remove.
18942 (main): Don't call define_location_structures.
18943 * tree-pretty-print.c (dump_implicit_edges): Remove old location
18946 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18949 * builtins.def (BUILT_IN_STDARG_START): Remove.
18950 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
18951 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
18952 * tree-inline.c (inline_forbidden_p_1): Likewise.
18954 2008-02-26 Richard Guenther <rguenther@suse.de>
18956 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
18957 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
18958 (lookup_decl_from_uid): Declare.
18959 (remove_decl_from_map): Likewise.
18960 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
18961 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
18962 (decl_for_uid_map): New global hashtable mapping DECL_UID
18964 (init_ttree): Allocate it.
18965 (insert_decl_to_uid_decl_map): New helper function.
18966 (make_node_stat): Insert new decls into the map.
18967 (copy_node_stat): Likewise.
18968 (lookup_decl_from_uid): New function.
18969 (remove_decl_from_map): Likewise.
18970 (print_decl_for_uid_map_statistics): New helper.
18971 (dump_tree_statistics): Call it.
18973 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
18974 (referenced_var_iterator): Adjust.
18975 (FOR_EACH_REFERENCED_VAR): Adjust.
18976 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
18977 (num_referenced_vars): Adjust.
18978 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
18979 (first_referenced_var): Remove.
18980 (end_referenced_vars_p): Likewise.
18981 (next_referenced_var): Likewise.
18982 (referenced_var_iterator_set): New helper function.
18983 * tree-dfa.c (referenced_var_lookup): Adjust.
18984 (referenced_var_check_and_insert): Likewise.
18985 (remove_referenced_var): Likewise.
18986 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
18987 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18988 (verify_call_clobbering): Likewise.
18989 (verify_memory_partitions): Likewise.
18990 (init_tree_ssa): Allocate bitmap instead of hashtable for
18992 (delete_tree_ssa): Adjust.
18993 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
18994 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18995 (compute_tag_properties): Likewise.
18996 (set_initial_properties): Likewise.
18997 (find_partition_for): Likewise.
18998 (update_reference_counts): Likewise.
18999 (dump_may_aliases_for): Likewise.
19000 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19001 (add_call_clobber_ops): Likewise.
19002 (add_call_read_ops): Likewise.
19003 (get_asm_expr_operands): Likewise.
19004 * tree-into-ssa.c (dump_decl_set): Likewise.
19005 (update_ssa): Likewise.
19006 * tree-sra.c (scan_function): Likewise.
19007 (decide_instantiations): Likewise.
19008 (scalarize_parms): Likewise.
19009 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19010 (dsa_named_for): Likewise.
19011 * tree-ssa-structalias.c (update_alias_info): Likewise.
19012 (merge_smts_into): Likewise.
19014 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19017 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
19018 * c-opts.c (c_common_handle_option): Wall enables
19019 Wvolatile-register-var.
19020 * common.opt: Move Wvolatile-register-var to...
19023 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19025 * common.opt (Wlarger-than=): New.
19026 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
19028 * opts.c (common_handle_option): Handle -Wlarger-than=.
19029 * optc-gen.awk: Likewise.
19030 * opth-gen.awk: Likewise.
19031 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
19032 * tree-optimize.c (tree_rest_of_compilation): Likewise.
19034 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19036 * c-common.c (match_case_to_enum_1): Add appropriate
19037 OPT_W* parameter to warning.
19038 (c_do_switch_warnings): Likewise.
19039 * c-typeck.c (warning_init): Add one more parameter following
19040 'warning' function.
19041 (push_init_level): Update call to warning_init.
19042 (pop_init_level): Likewise.
19043 (add_pending_init): Likewise.
19044 (output_init_element: Likewise.
19046 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19049 * toplev.c (toplev_main): If there are warnings or error, print
19050 errors for ignored options.
19051 * opts.c (ignored_options): New static variable.
19052 (postpone_unknown_option_error): New.
19053 (print_ignored_options): New.
19054 (handle_option): Postpone errors for unknown -Wno-* options.
19055 * opts.h (print_ignored_options): Declare.
19057 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
19059 * config/mips/mips.md (loadgp_blockage, blockage): Change type
19062 2008-02-25 Richard Guenther <rguenther@suse.de>
19065 2008-02-25 Richard Guenther <rguenther@suse.de>
19067 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19068 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19069 (lookup_decl_from_uid): Declare.
19070 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19071 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19072 (decl_for_uid_map): New global hashtable mapping DECL_UID
19074 (init_ttree): Allocate it.
19075 (insert_decl_to_uid_decl_map): New helper function.
19076 (make_node_stat): Insert new decls into the map.
19077 (copy_node_stat): Likewise.
19078 (lookup_decl_from_uid): New function.
19079 (print_decl_for_uid_map_statistics): New helper.
19080 (dump_tree_statistics): Call it.
19082 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19083 (referenced_var_iterator): Adjust.
19084 (FOR_EACH_REFERENCED_VAR): Adjust.
19085 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19086 (num_referenced_vars): Adjust.
19087 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19088 (first_referenced_var): Remove.
19089 (end_referenced_vars_p): Likewise.
19090 (next_referenced_var): Likewise.
19091 (referenced_var_iterator_set): New helper function.
19092 * tree-dfa.c (referenced_var_lookup): Adjust.
19093 (referenced_var_check_and_insert): Likewise.
19094 (remove_referenced_var): Likewise.
19095 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19096 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19097 (verify_call_clobbering): Likewise.
19098 (verify_memory_partitions): Likewise.
19099 (init_tree_ssa): Allocate bitmap instead of hashtable for
19101 (delete_tree_ssa): Adjust.
19102 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19103 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19104 (compute_tag_properties): Likewise.
19105 (set_initial_properties): Likewise.
19106 (find_partition_for): Likewise.
19107 (update_reference_counts): Likewise.
19108 (dump_may_aliases_for): Likewise.
19109 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19110 (add_call_clobber_ops): Likewise.
19111 (add_call_read_ops): Likewise.
19112 (get_asm_expr_operands): Likewise.
19113 * tree-into-ssa.c (dump_decl_set): Likewise.
19114 (update_ssa): Likewise.
19115 * tree-sra.c (scan_function): Likewise.
19116 (decide_instantiations): Likewise.
19117 (scalarize_parms): Likewise.
19118 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19119 (dsa_named_for): Likewise.
19120 * tree-ssa-structalias.c (update_alias_info): Likewise.
19121 (merge_smts_into): Likewise.
19123 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19126 * doc/invoke.texi (-fcx-limited-range): Document new option.
19127 * toplev.c (process_options): Handle -fcx-fortran-rules.
19128 * common.opt: Add documentation for -fcx-fortran-rules.
19130 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19133 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
19134 actual behaviour and C99.
19136 2008-02-26 Ben Elliston <bje@au.ibm.com>
19138 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
19139 (ASM_CPU_POWER6_SPEC): Likewise.
19140 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
19141 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
19142 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
19144 2008-02-25 Richard Guenther <rguenther@suse.de>
19146 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19147 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19148 (lookup_decl_from_uid): Declare.
19149 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19150 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19151 (decl_for_uid_map): New global hashtable mapping DECL_UID
19153 (init_ttree): Allocate it.
19154 (insert_decl_to_uid_decl_map): New helper function.
19155 (make_node_stat): Insert new decls into the map.
19156 (copy_node_stat): Likewise.
19157 (lookup_decl_from_uid): New function.
19158 (print_decl_for_uid_map_statistics): New helper.
19159 (dump_tree_statistics): Call it.
19161 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19162 (referenced_var_iterator): Adjust.
19163 (FOR_EACH_REFERENCED_VAR): Adjust.
19164 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19165 (num_referenced_vars): Adjust.
19166 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19167 (first_referenced_var): Remove.
19168 (end_referenced_vars_p): Likewise.
19169 (next_referenced_var): Likewise.
19170 (referenced_var_iterator_set): New helper function.
19171 * tree-dfa.c (referenced_var_lookup): Adjust.
19172 (referenced_var_check_and_insert): Likewise.
19173 (remove_referenced_var): Likewise.
19174 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19175 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19176 (verify_call_clobbering): Likewise.
19177 (verify_memory_partitions): Likewise.
19178 (init_tree_ssa): Allocate bitmap instead of hashtable for
19180 (delete_tree_ssa): Adjust.
19181 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19182 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19183 (compute_tag_properties): Likewise.
19184 (set_initial_properties): Likewise.
19185 (find_partition_for): Likewise.
19186 (update_reference_counts): Likewise.
19187 (dump_may_aliases_for): Likewise.
19188 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19189 (add_call_clobber_ops): Likewise.
19190 (add_call_read_ops): Likewise.
19191 (get_asm_expr_operands): Likewise.
19192 * tree-into-ssa.c (dump_decl_set): Likewise.
19193 (update_ssa): Likewise.
19194 * tree-sra.c (scan_function): Likewise.
19195 (decide_instantiations): Likewise.
19196 (scalarize_parms): Likewise.
19197 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19198 (dsa_named_for): Likewise.
19199 * tree-ssa-structalias.c (update_alias_info): Likewise.
19200 (merge_smts_into): Likewise.
19202 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
19205 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
19206 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
19207 * alias.h (nonoverlapping_memrefs_p): Likewise.
19209 2008-02-25 Jan Beulich <jbeulich@novell.com>
19211 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
19212 * config/i386/netware-libgcc.exp: Add __bswap?i2,
19213 __emultls_get_address, __emultls_register_common,
19214 __floatundi?f, and _Unwind_GetIPInfo.
19215 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
19216 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
19217 (gen_regparm_prefix): Likewise.
19218 (i386_nlm_encode_section_info): Sync with
19219 config/i386/winnt.c:i386_pe_encode_section_info().
19220 (i386_nlm_maybe_mangle_decl_assembler_name): New.
19221 i386_nlm_mangle_decl_assembler_name): New.
19222 (netware_override_options): New.
19223 * config/i386/netware.h (netware_override_options): Declare.
19224 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
19225 (i386_nlm_mangle_decl_assembler_name): Declare.
19226 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
19228 2008-02-25 Ben Elliston <bje@au.ibm.com>
19231 * c-decl.c (grokdeclarator): Remove unused local variables
19232 `typedef_type' and `type_as_written'.
19234 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
19235 unused local variable `has_hot_blocks'.
19236 (fix_crossing_conditional_branches): Remove unused local variable
19239 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
19241 PR middle-end/19984
19242 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
19243 using DEF_C99_BUILTIN.
19244 (BUILT_IN_NANF): Ditto.
19245 (BUILT_IN_NANL): Ditto.
19247 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
19248 Revital Eres <eres@il.ibm.com>
19250 * modulo-sched.c (calculate_must_precede_follow): Address TODO
19251 regarding the order of two dependent insns in the same row.
19253 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
19255 * stor-layout.c (layout_decl): Do not bump the alignment of a
19256 bit-field to more than byte alignment if it is packed.
19258 2008-02-24 David Edelsohn <edelsohn@gnu.org>
19260 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
19263 2008-02-24 Diego Novillo <dnovillo@google.com>
19265 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
19268 * tree-vrp.c (vrp_evaluate_conditional): With
19269 -Wtype-limits, emit a warning when comparing against a
19270 constant outside the natural range of OP0's type.
19271 * c.opt (Wtype-limits): Move ...
19272 * common.opt (Wtype-limits): ... here.
19274 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
19276 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
19277 * config/rs6000/e300c2c3.md: New file.
19278 * config/rs6000/rs6000.c (processor_costs): Add new costs for
19280 (rs6000_override_options): Add e300c2 and e300c3 cases to
19281 processor_target_table. Do not allow usage of Altivec or Spe
19282 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
19283 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
19284 * config/rs6000/rs6000.h (processor_type): Add
19285 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
19286 (ASM_CPU_SPEC): Add e300c2 and e300c3.
19287 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
19288 and ppce300c3. Include e300c2c3.md.
19290 2008-02-23 David Edelsohn <edelsohn@gnu.org>
19292 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
19293 instead of TARGET_STRICT_ALIGN.
19295 2008-02-23 Joseph Myers <joseph@codesourcery.com>
19297 * explow.c (memory_address): Assert that the generated address is
19300 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19303 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
19304 * config/darwin-ppc-ldouble-patch.def: New file.
19305 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
19306 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
19307 SUBTARGET_INIT_BUILTINS if defined.
19308 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
19311 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19314 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
19315 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
19317 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19320 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
19321 file" warning condtional on -Winvalid-PCH.
19323 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
19325 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
19327 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
19331 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
19332 prevent reload from using MMX registers.
19333 (*mov<mode>_internal): Ditto.
19334 (*movv2sf_internal_rex64): Ditto.
19335 (*movv2sf_internal): Ditto.
19337 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19339 PR documentation/31569
19340 * doc/install.texi2html: Use makeinfo --no-number-sections.
19342 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19344 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
19345 ensure that we can address an entire entity > 8 bytes. Don't
19346 generate reg+reg addressing for such data.
19348 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19350 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
19351 strings when optimizing for size, unless the target cares about
19354 2008-02-22 Tom Tromey <tromey@redhat.com>
19356 * regclass.c (current_pass): Remove declaration.
19358 2008-02-22 Anatoly Sokolov <aesok@post.ru>
19360 * config/avr/libgcc.S (__RAMPZ__): Define.
19361 (__do_copy_data): Add for devices with 128KB code memory.
19363 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19365 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
19367 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
19369 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
19371 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
19374 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19377 * c-typeck.c (build_binary_op): Warn about floating point
19378 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
19380 2008-02-21 Janis Johnson <janis187@us.ibm.com>
19383 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
19384 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
19386 (rs6000_override_options): Set altivec_abi as default, not override,
19387 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
19388 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
19389 is used; use new member spe_abi.
19390 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
19391 spe_abi and altivec_abi.
19393 2008-02-22 Tomas Bily <tbily@suse.cz>
19395 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
19397 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19400 * config.build (build_file_translate): Set to `CMD //c' only if
19402 * Makefile.in (build_file_translate): Improve comment.
19404 2008-02-21 Jan Hubicka <jh@suse.cz>
19406 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
19407 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
19408 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
19410 2008-02-21 Michael Matz <matz@suse.de>
19413 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
19415 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
19417 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
19418 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
19419 as insn constraint.
19420 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
19421 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
19422 SSE_VEC_FLOAT_MODE_P as insn constraint.
19423 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
19424 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
19425 sse4a_movntdf using MODEF mode iterator.
19426 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
19427 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
19428 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
19429 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
19430 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
19431 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
19432 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
19434 2008-02-21 Richard Guenther <rguenther@suse.de>
19436 * tree.def (PAREN_EXPR): New tree code.
19437 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
19439 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
19440 * expr.c (expand_expr_real_1): Likewise.
19441 * tree-inline.c (estimate_num_insns_1): Likewise.
19442 * tree-complex.c (expand_complex_move): Likewise.
19443 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
19446 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
19449 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
19451 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
19454 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
19456 * config/sh/sh.c (find_barrier): Don't go past
19457 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
19459 2008-02-20 DJ Delorie <dj@redhat.com>
19461 * config/h8300/h8300.md (insv): Force source operand to be a register.
19463 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
19464 as a jump, not as a plain insn.
19466 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
19468 * doc/invoke.texi (Warning Options): Add new option
19469 -Wframe-larger-than=.
19470 (-Wframe-larger-than): Document.
19472 * flags.h (warn_frame_larger_than, frame_larger_than_size):
19473 Add declarations for new option variables.
19475 * final.c (final_start_function): Check the frame size
19476 before emission and issue a Wframe-larger-than warning.
19478 * opts.c (warn_frame_larger_than, frame_larger_than_size):
19479 Add definitions for new option variables.
19480 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
19482 * common.opt (Wframe-larger-than=): New option.
19484 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
19486 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
19487 (<sse>_div<mode>3): Ditto.
19488 (<sse>_vmdiv<mode>3): Ditto.
19489 (<sse>_vmsqrt<mode>2): Ditto.
19490 (*smax<mode>3): Ditto.
19491 (sse5_frcz<mode>2): Ditto.
19492 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
19493 as insn constraint.
19495 2008-02-20 Richard Guenther <rguenther@suse.de>
19497 PR middle-end/35265
19498 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
19499 be happy with INTEGRAL_TYPE_P.
19501 2008-02-20 Richard Guenther <rguenther@suse.de>
19503 * fold-const.c (split_tree): Associate floatig-point expressions
19504 if flag_associative_math is set.
19506 2008-02-20 Richard Guenther <rguenther@suse.de>
19508 * tree.h (fold_real_zero_addition_p): Declare.
19509 * fold-const.c (fold_real_zero_addition_p): Export.
19510 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
19511 floating-point operations with zero and one.
19513 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
19515 * doc/install.texi: Correct references to CFLAGS, replacing them
19516 with BOOT_CFLAGS. Document flags used during bootstrap for
19519 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
19521 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
19522 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
19523 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
19525 (smin<mode>3): Ditto from similar patterns.
19526 (smax<mode>3): Ditto.
19527 (*ieee_smin<mode>3): Ditto.
19528 (*ieee_smax<mode>3): Ditto.
19529 * config/i386/sse.md (sse): New mode attribute.
19530 (mov<mode>): Macroize expander from movv4sf and movv2df using
19531 SSEMODEF2P mode iterator.
19532 (<sse>_movnt<mode>): Ditto from similar patterns. Use
19533 SSE_VEC_FLOAT_MODE_P as insn constraint.
19534 (storent<mode>): Ditto.
19535 (storent<mode>): Macroize expander from storentsf and storentdf using
19536 MODEF mode iterator.
19537 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
19538 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
19539 (abs<mode>2): Ditto from similar patterns.
19540 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
19541 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
19542 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
19543 (<sse>_vmsqrt<mode>2): Ditto.
19544 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
19545 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
19546 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
19547 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
19548 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
19549 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
19550 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
19552 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
19553 iterator and SSE_FLOAT_MODE_P as insn constraint.
19554 (<sse>_ucomi): Ditto from similar patterns.
19555 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
19556 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
19557 SSE_VEC_FLOAT_MODE_P as insn constraint.
19558 (vcond<mode>): Ditto from similar patterns.
19559 (and<mode>3, *and<mode>3): Ditto.
19560 (<sse>_nand<mode>3): Ditto.
19561 (ior<mode>3, *ior<mode>3): Ditto.
19562 (xor<mode>3, *xor<mode>3): Ditto.
19563 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
19564 iterator and SSE_FLOAT_MODE_P as insn constraint.
19565 (*nand<mode>3): Ditto from similar patterns.
19566 (*ior<mode>3): Ditto.
19567 (*xor<mode>3): Ditto.
19569 2008-02-20 Ira Rosen <irar@il.ibm.com>
19571 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
19572 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
19573 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
19575 2008-02-19 Jan Hubicka <jh@suse.cz>
19577 * predict.c (tree_bb_level_predictions): Remove variable next
19578 mistakely introduced by previous commit.
19580 2008-02-19 Jan Hubicka <jh@suse.cz>
19582 * predict.c (predict_paths_leading_to): Rewrite.
19583 (predict_paths_for_bb): New.
19584 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
19586 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19589 * Makefile.in (build_file_translate): New.
19590 (gcc-vers.texi): Use it for translating $(abs_srcdir).
19591 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
19592 * configure.ac (build_file_translate): Substitute it.
19593 * configure: Regenerate.
19595 2008-02-19 Jan Hubicka <jh@suse.cz>
19597 PR rtl-optimization/34408
19598 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
19601 2008-02-19 Jan Hubicka <jh@suse.cz>
19603 PR middle-end/28779
19604 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
19607 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
19610 * config/i386/i386-modes.def: Revert the last DI alignment
19611 change until Ada people can look into it.
19613 2008-02-19 Nick Clifton <nickc@redhat.com>
19615 * opts.c (print_specific_help): Fix typo in --help text.
19617 2008-02-19 Jakub Jelinek <jakub@redhat.com>
19620 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
19621 32-bit inline asm without asm alternatives for host GCC < 3.0.
19623 2008-02-19 Richard Guenther <rguenther@suse.de>
19625 PR tree-optimization/34989
19626 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
19627 Allow propagation to INDIRECT_REF if we can simplify only.
19629 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19631 * c-common.c (warn_for_collisions_1): Use appropriate option when
19634 2008-02-19 Nick Clifton <nickc@redhat.com>
19637 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
19638 (handle_options): Fix indentation.
19639 (print_filtered_help): If no language-specific options were
19640 displayed tell the user how to list all the options supported by
19641 the language's front-end.
19642 (print_specific_help): Fix indentation and remove duplicate line.
19643 (common_handle_option): Handle the -v option.
19644 For --help enable the display of undocumented options if the -v
19645 switch has been included on the command line.
19646 For --help= check for overlaps in the arguments between the option
19647 classes and the language names and issue a warning when they
19648 cannot be disambiguated.
19649 * c.opt (v): Pass on to the common option handler.
19651 2008-02-19 Revital Eres <eres@il.ibm.com>
19653 * modulo-sched.c (sms_schedule): Change dump message when
19654 create_ddg function fails.
19655 (try_scheduling_node_in_cycle): Rename row to cycle.
19656 (print_partial_schedule): Rename CYCLE to ROW.
19658 2008-02-19 Christian Bruel <christian.bruel@st.com>
19659 Zdenek Dvorak <ook@ucw.cz>
19661 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
19663 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
19666 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
19667 (*x86_movdicc_0_m1_se): Ditto.
19669 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
19671 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
19672 (CMPtype): Define as __gcc_CMPtype.
19673 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
19674 (CMPtype): Define as __gcc_CMPtype.
19676 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
19678 Support valgrind 3.3 for --enable-checking=valgrind.
19679 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
19681 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
19682 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
19683 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
19684 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
19685 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
19686 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
19687 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
19689 * ggc-zone.c: Similar.
19690 * ggc-page.c: Similar.
19692 2008-02-19 Paul Brook <paul@codesourcery.com>
19695 * config/arm/ieee754-df.S: Fix do_it typo.
19696 * config/arm/ieee754-sf.S: Fix do_it typo.
19698 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
19701 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
19702 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
19703 (OPTION_MASK_ISA_SSE_SET): Likewise.
19704 (OPTION_MASK_ISA_SSE2_SET): Likewise.
19705 (OPTION_MASK_ISA_SSE3_SET): Likewise.
19706 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
19707 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
19708 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
19709 (OPTION_MASK_ISA_SSE4_SET): Likewise.
19710 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
19711 (OPTION_MASK_ISA_SSE5_SET): Likewise.
19712 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
19713 (OPTION_MASK_ISA_MMX_UNSET): Updated.
19714 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
19715 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
19716 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
19717 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
19718 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
19719 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
19720 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
19721 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
19722 (OPTION_MASK_ISA_SSE4): Removed.
19723 (ix86_handle_option): Turn on bits in ix86_isa_flags and
19724 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
19725 (override_options): Don't turn on implied SSE/MMX bits in
19728 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
19730 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19733 2008-02-18 Joey Ye <joey.ye@intel.com>
19735 PR middle-end/34921
19736 * tree-nested.c (insert_field_into_struct): Set type alignment
19737 to field alignment if the former is less than the latter.
19739 2008-02-18 Jakub Jelinek <jakub@redhat.com>
19741 * BASE-VER: Set to 4.4.0.
19743 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19745 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
19746 * doc/cfg.texi: Likewise.
19747 * doc/extend.texi: Likewise.
19748 * doc/gty.texi: Likewise.
19749 * doc/invoke.texi: Likewise.
19750 * doc/loop.texi: Likewise.
19751 * doc/md.texi: Likewise.
19752 * doc/passes.texi: Likewise.
19753 * doc/rtl.texi: Likewise.
19754 * doc/sourcebuild.texi: Likewise.
19755 * doc/tm.texi: Likewise.
19756 * doc/tree-ssa.texi: Likewise.
19758 2008-02-17 Richard Guenther <rguenther@suse.de>
19760 PR middle-end/35227
19761 * tree-complex.c (init_parameter_lattice_values): Handle parameters
19762 without default definition.
19764 2008-02-17 Richard Guenther <rguenther@suse.de>
19766 PR tree-optimization/35231
19767 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
19770 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
19773 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
19774 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
19775 libgcc_cmp_return mode.
19777 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19780 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
19782 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
19784 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
19787 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19789 * doc/c-tree.texi: Use `@.' where appropriate.
19790 * doc/extend.texi: Likewise.
19791 * doc/install.texi: Likewise.
19792 * doc/invoke.texi: Likewise.
19793 * doc/loop.texi: Likewise.
19794 * doc/makefile.texi: Likewise.
19795 * doc/md.texi: Likewise.
19796 * doc/passes.texi: Likewise.
19797 * doc/standards.texi: Likewise.
19798 * doc/tm.texi: Likewise.
19800 2008-02-15 Jakub Jelinek <jakub@redhat.com>
19802 PR middle-end/35196
19803 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
19805 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
19806 rather than in entry_bb.
19808 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
19810 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
19811 libgcc_cmp_return mode.
19813 2008-02-15 Jakub Jelinek <jakub@redhat.com>
19815 PR middle-end/35130
19816 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
19817 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
19819 2008-02-15 Richard Guenther <rguenther@suse.de>
19820 Zdenek Dvorak <ook@ucw.cz>
19822 PR tree-optimization/35164
19823 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
19824 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
19825 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
19826 Only propagate addresses which do not have abnormal SSA_NAMEs
19829 2008-02-15 Joseph Myers <joseph@codesourcery.com>
19832 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
19834 2008-02-15 Jan Hubicka <jh@suse.cz>
19836 PR middle-end/35149
19837 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
19839 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
19841 PR middle-end/34621
19842 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
19843 when calculating alignment_pad.
19845 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
19847 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
19848 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
19849 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
19850 and STACK_BOUNDARY define.
19852 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
19854 PR preprocessor/35061
19855 * c-pragma.c (handle_pragma_pop_macro): Check that
19856 pushed_macro_table has been allocated.
19858 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
19860 PR middle-end/35136
19861 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
19862 (force_gimple_operand): Likewise.
19863 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
19864 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
19865 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
19866 (find_interesting_uses_address): Check addressability and alignment
19867 of the base expression only after substituting bases of IVs into it.
19869 2008-02-14 Michael Matz <matz@suse.de>
19872 * function.c (instantiate_virtual_regs_in_insn): Reload address
19873 before falling back to reloading the whole operand.
19875 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
19877 * config/s390/s390.c (s390_mainpool_start): Emit the pool
19878 before the first section switch note.
19880 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19882 * doc/bugreport.texi: Update copyright years.
19883 * doc/c-tree.texi: Likewise.
19884 * doc/cfg.texi: Likewise.
19885 * doc/cpp.texi: Likewise.
19886 * doc/cppinternals.texi: Likewise.
19887 * doc/fragments.texi: Likewise.
19888 * doc/frontends.texi: Likewise.
19889 * doc/gcc.texi: Likewise.
19890 * doc/gty.texi: Likewise.
19891 * doc/hostconfig.texi: Likewise.
19892 * doc/implement-c.texi: Likewise.
19893 * doc/libgcc.texi: Likewise.
19894 * doc/loop.texi: Likewise.
19895 * doc/makefile.texi: Likewise.
19896 * doc/options.texi: Likewise.
19897 * doc/passes.texi: Likewise.
19898 * doc/rtl.texi: Likewise.
19899 * doc/sourcebuild.texi: Likewise.
19900 * doc/standards.texi: Likewise.
19901 * doc/tree-ssa.texi: Likewise.
19902 * doc/trouble.texi: Likewise.
19904 * doc/extend.texi: Use @: or add comma where appropriate.
19905 * doc/invoke.texi: Likewise.
19906 * doc/tm.texi: Likewise.
19908 2008-02-14 Alan Modra <amodra@bigpond.net.au>
19911 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
19914 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
19916 * doc/md.texi (clz, ctz): Add reference.
19917 * doc/rtl.texi (clz, ctz): Likewise.
19919 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19922 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
19925 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
19927 * config/s390/s390.c (struct constant_pool): New field
19928 emit_pool_after added.
19929 (s390_mainpool_start): Set the emit_pool_after flag according
19930 to the section switch notes.
19931 (s390_mainpool_finish): Consider emit_pool_after when emitting
19932 the literal pool at the end of the function.
19933 (s390_chunkify_start): Force literal pool splits at section
19936 2008-02-13 Michael Matz <matz@suse.de>
19939 * var-tracking.c (clobber_variable_part): Correctly traverse the
19942 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19945 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
19946 Add -fdump-ipa-inline.
19947 * tree-dump.c (dump_files): Remove tree-inlined dump.
19948 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
19950 2008-02-12 Richard Guenther <rguenther@suse.de>
19952 PR tree-optimization/35171
19953 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
19956 2008-02-12 Richard Guenther <rguenther@suse.de>
19958 PR middle-end/35163
19959 * fold-const.c (fold_widened_comparison): Use get_unwidened in
19960 value-preserving mode. Disallow final truncation.
19962 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
19964 PR middle-end/35136
19965 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
19966 code from here to...
19967 (force_gimple_operand): ...here.
19969 2008-02-12 Jakub Jelinek <jakub@redhat.com>
19972 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
19973 non-compatible pointers.
19974 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
19975 different FIELD_DECLs, try harder by comparing field offsets, sizes
19978 PR inline-asm/35160
19979 * function.c (match_asm_constraints_1): Don't replace the same input
19982 2008-02-12 Anatoly Sokolov <aesok@post.ru>
19984 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
19985 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
19986 (expand_epilogue): Restore RAMPZ register.
19987 * config/avr/avr.md (RAMPZ_ADDR): New constant.
19989 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
19991 * config/i386/cygwin.asm: (__alloca): Correct calling
19992 convention and alignment.
19993 (__chkstk): Force 8 byte stack alignment.
19995 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
19996 Richard Guenther <rguenther@suse.de>
19998 PR tree-optimization/33992
19999 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
20000 the zero we compare against.
20002 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
20004 PR libfortran/35063
20005 * gthr-win32.h (__gthread_mutex_destroy_function): New function
20006 to CloseHandle after unlocking to prevent accumulation of handle
20009 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20011 PR middle_end/34150
20012 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
20013 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
20014 and update LABEL_NUSES during and after reload.
20016 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
20018 PR middle-end/34627
20019 * combine.c (simplify_if_then_else): Make sure the comparison is
20020 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
20022 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
20025 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
20026 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
20027 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
20028 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
20029 * tree.h (get_type_static_bounds): Likewise.
20031 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20033 * doc/invoke.texi (Option Summary, C++ Dialect Options)
20034 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20035 Make -Wfoo language annotations match what the compiler outputs.
20037 2008-02-08 Sa Liu <saliu@de.ibm.com>
20039 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
20040 intrinsics spu_convts, spu_convtu, spu_convtf.
20042 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
20044 * doc/extend.texi (Function Attributes) <noinline>: Mention
20045 asm ("") as method to keep calls.
20047 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20050 * doc/options.texi (Options): Replace references to opts.sh with
20052 * opts-common.c: Likewise.
20053 * optc-gen.awk: Likewise.
20055 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
20057 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
20059 2008-02-07 Richard Henderson <rth@redhat.com>
20062 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
20063 EXPR_LIST for the REG_EQUAL instead of a comparison with a
20066 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
20068 PR tree-optimization/35085
20069 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
20070 for operand entry oe2 in addition to operand entry oe3 in order to
20071 expose more opportunities for vectorizer sum reduction.
20073 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20076 * Makefile.in (LIBS): Remove $(GMPLIBS).
20077 (cc1-dummy, cc1): Add $(GMPLIBS).
20079 2008-02-06 Jan Hubicka <jh@suse.cz>
20082 * i386.md (moddf_integer): Do not produce partial memory stalls for
20083 targets where it hurts.
20085 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
20088 * optabs.c (expand_float): Do not check for decimal modes when
20089 expanding unsigned integer through signed conversion.
20091 2008-02-06 Nick Clifton <nickc@redhat.com>
20093 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
20094 inside the clobber with a match_operand and duplicated operand
20095 number in the constraint.
20096 (ineqbranchsi): Delete redundant comment.
20098 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
20100 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
20101 builtin_define ("__USE_INIT_FINI__").
20102 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
20104 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
20106 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20108 PR documentation/30330
20109 * doc/invoke.texi (C++ Dialect Options)
20110 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20111 For each warning option -Wfoo that allows -Wno-foo, ensure both
20112 -Wfoo and -Wno-foo are listed in the option index. Fix index
20113 entry of -Wswitch-default, index -Wnormalized= including the
20114 `=', and -Wlarger-than-@var{len} including @var{len}.
20116 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20118 * config/i386/i386.md (floatunssisf2): Use
20119 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
20120 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
20121 Macroize expander using MODEF mode iterator.
20123 2008-02-05 Diego Novillo <dnovillo@google.com>
20125 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
20128 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
20130 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20133 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
20135 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
20138 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
20139 to indicate if a message should be generated.
20140 (init_cumulative_args): Updated.
20141 (function_value_32): Likewise.
20143 2008-02-05 Joseph Myers <joseph@codesourcery.com>
20145 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
20147 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20150 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
20151 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
20153 2008-02-04 Diego Novillo <dnovillo@google.com>
20155 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
20158 * tree-vrp.c (vrp_evaluate_conditional): With
20159 -Wtype-limits, emit a warning when comparing against a
20160 constant outside the natural range of OP0's type.
20162 2008-02-04 Richard Guenther <rguenther@suse.de>
20164 PR middle-end/33631
20165 * expr.c (count_type_elements): Give for unions instead of
20168 2008-02-04 Richard Guenther <rguenther@suse.de>
20170 PR middle-end/35043
20171 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
20172 to TYPE_DOMAINs base type instead of using bitsizetype here.
20174 2008-02-03 Jason Merrill <jason@redhat.com>
20176 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
20178 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20181 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
20182 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
20183 (RS/6000 and PowerPC Options): Fix typos and markup.
20184 * doc/passes.texi (Tree-SSA passes): Likewise.
20186 2008-02-02 Michael Matz <matz@suse.de>
20189 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
20190 from record_last_reg_set_info.
20191 (record_last_reg_set_info): Take an RTX argument, iterate over all
20192 constituent hardregs.
20193 (record_last_set_info, record_opr_changes): Change calls to
20194 new signature or to record_last_reg_set_info_regno.
20196 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
20198 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
20200 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
20202 PR rtl-optimization/34773
20203 * reg-notes.def (EQUAL): Mention significance of combination of
20204 REG_EQUAL and REG_RETVAL.
20205 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
20206 insn that has a REG_RETVAL.
20208 2008-02-01 Roger Sayle <roger@eyesopen.com>
20211 * configure.ac (--enable-fixed-point): Disable unless explicitly
20213 * configure: Regenerate.
20215 2008-02-01 Richard Guenther <rguenther@suse.de>
20218 * invoke.texi (-finline-limit): Remove no longer true parts
20219 of the documentation. Note that there is no default value.
20221 2008-02-01 Andrew Pinski <pinskia@gmail.com>
20222 Mark Mitchell <mark@codesourcery.com>
20223 Ben Elliston <bje@au.ibm.com>
20226 * doc/extend.texi (Other Builtins): Document.
20228 2008-01-31 Tom Browder <tom.browder@gmail.com>
20230 * doc/c-tree.texi (Types): Fix grammar.
20231 (Expression trees): Ditto.
20232 * doc/passes.texi (Tree-SSA passes): Ditto.
20234 * doc/configterms.texi (Configure Terms): Fix typo.
20235 * doc/cpp.texi (Common Predefined Macros): Ditto.
20236 * doc/md.texi (Machine Constraints): Ditto.
20238 * doc/makefile.texi (Makefile): Add comma.
20240 2008-01-31 Tom Browder <tom.browder@gmail.com>
20241 Gerald Pfeifer <gerald@pfeifer.com>
20243 * doc/sourcebuild.texi (Front End): Remove references to CVS
20244 and CVSROOT/modules.
20245 (Texinfo Manuals): Replace reference to CVS by one to SVN.
20246 (Back End): Remove reference to CVS.
20248 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20251 * config/mips/mips.c (gen_load_const_gp): New function, taking a
20253 (mips16_gp_pseudo_reg): ...here.
20254 * config/mips/mips.md (load_const_gp): Replace with...
20255 (load_const_gp_<mode>): ...this :P-based insn.
20257 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20259 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
20260 options. Minor fixes.
20261 (-std): Move reference to standards closer to where language
20262 standards are first mentioned.
20264 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20266 PR rtl-optimization/34995
20267 * reload.c (alternative_allows_const_pool_ref): Take an rtx
20268 parameter and return a bool. If the rtx parameter is nonnull,
20269 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
20270 (find_reloads): Update call accordingly. Pass the new operand
20271 if it needed no address reloads, otherwise pass null.
20273 2008-01-30 Richard Henderson <rth@redhat.com>
20276 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
20277 for unbounded arrays.
20279 2008-01-30 Silvius Rus <rus@google.com>
20281 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
20283 2008-01-30 Jan Hubicka <jh@suse.cz>
20286 * i386.c (init_cumulative_args): Use real function declaration when
20289 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
20291 PR rtl-optimization/34998
20292 * global.c (build_insn_chain): Treat non-subreg_lowpart
20293 SUBREGs of pseudos as clobbering all the words covered by the
20294 SUBREG, not just all the bytes.
20295 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
20296 original df_ref rather than an extract parameter.
20297 (global_conflicts): Update call accordingly.
20299 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
20301 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
20302 the overflow check to make it easier to read.
20303 (__fixtfdi): Change the type of the ll member in union
20304 long_double to UDItype_x.
20306 2008-01-30 Jakub Jelinek <jakub@redhat.com>
20308 PR middle-end/34969
20309 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
20310 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
20311 * tree-inline.c (fold_marked_statements): Call
20312 cgraph_update_edges_for_call_stmt if folding a call statement.
20313 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
20314 debug_generic_stmt calls, reset it back afterwards.
20317 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
20319 * c-typeck.c (build_external_ref): Don't pedwarn about
20320 static vars in current function's scope.
20322 2008-01-29 Joseph Myers <joseph@codesourcery.com>
20324 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
20326 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
20329 * ipa-struct-reorg.c: Fix spelling.
20330 * params.def: Ditto.
20332 2008-01-29 Richard Guenther <rguenther@suse.de>
20334 PR middle-end/35006
20335 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
20337 * tree-inline.c (remap_type): Increment remapping_type_depth
20338 around remapping types.
20339 (copy_body_r): Only add referenced variables if they are referenced
20340 from code, not types.
20342 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
20353 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
20354 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
20356 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
20359 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
20360 pointer for tiny stack.
20362 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
20364 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
20366 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
20368 * config/vx-common.h: Fix typo in comment.
20370 2008-01-28 Ian Lance Taylor <iant@google.com>
20374 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
20375 coalesce pointers if they have different DECL_NO_TBAA_P values.
20376 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
20377 between variables with different DECL_NO_TBAA_P values.
20379 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
20382 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
20383 are not legitimate small data references on SPE targets.
20385 2008-01-28 David Daney <ddaney@avtrex.com>
20387 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
20389 2008-01-28 David Daney <ddaney@avtrex.com>
20391 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
20393 2008-01-27 Joseph Myers <joseph@codesourcery.com>
20395 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
20396 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
20397 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
20398 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
20399 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
20400 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
20401 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
20402 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
20404 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20406 * basic-block.h (condjump_equiv_p): Fix comment.
20408 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20410 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
20411 print_generic_stmt_indented): Fix comment.
20413 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20415 * configure.ac (__stack_chk_fail): Add detecion for availability
20416 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
20417 * configure: Regenerate.
20419 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
20421 PR middle-end/34688
20422 * final.c (output_addr_const): Handle TRUNCATE.
20424 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
20427 * tree-ssa-loop-ivopts.c (comp_cost): New type.
20428 (zero_cost, infinite_cost): New constants.
20429 (struct cost_pair): Change type of cost to comp_cost.
20430 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
20431 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
20433 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
20434 split_address_cost, ptr_difference_cost, difference_cost,
20435 get_computation_cost_at, get_computation_cost,
20436 determine_use_iv_cost_generic, determine_use_iv_cost_address,
20437 determine_use_iv_cost_condition, determine_use_iv_costs,
20438 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
20439 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
20440 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
20441 Change type of cost to comp_cost.
20442 (determine_iv_cost): Increase cost of non-original ivs, instead
20443 of decreasing the cost of original ones.
20444 (get_address_cost): Indicate the complexity of the addressing mode
20446 (try_add_cand_for): Prefer using ivs not specific to some object.
20447 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
20449 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
20450 Janis Johnson <janis187@us.ibm.com>
20453 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
20454 (TARGET_INSTANTIATE_DECLS): Likewise.
20455 * target.h (expand_to_rtl_hook): New target hook.
20456 (instantiate_decls): Likewise.
20457 * function.c (instantiate_decl): Make non-static. Rename to...
20458 (instantiate_decl_rtl): ... this.
20459 (instantiate_expr): Use instantiate_decl_rtl.
20460 (instantiate_decls_1): Likewise.
20461 (instantiate_decls): Likewise.
20462 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
20463 * function.h (instantiate_decl_rtl): Add prototype.
20464 * cfgexpand.c (target.h): New include.
20465 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
20466 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
20467 (TARGET_INSTANTIATE_DECLS): Likewise.
20468 (TARGET_INITIALIZER): New target hooks added.
20469 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
20471 * config/rs6000/rs6000.c (tree-flow.h): New include.
20472 (machine_function): Add sdmode_stack_slot field.
20473 (rs6000_alloc_sdmode_stack_slot): New function.
20474 (rs6000_instantiate_decls): Likewise.
20475 (rs6000_secondary_memory_needed_rtx): Likewise.
20476 (rs6000_check_sdmode): Likewise.
20477 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
20478 (TARGET_INSTANTIATE_DECLS): Likewise.
20479 (rs6000_hard_regno_mode_ok): Allow SDmode.
20480 (num_insns_constant): Likewise. Handle _Decimal32 constants.
20481 (rs6000_emit_move): Handle SDmode.
20482 (function_arg_advance): Likewise.
20483 (function_arg): Likewise.
20484 (rs6000_gimplify_va_arg): Likewise. Add special handling of
20485 SDmode var args for 32-bit compiles.
20486 (rs6000_secondary_reload_class): Handle SDmode.
20487 (rs6000_output_function_epilogue): Likewise.
20488 (rs6000_function_value): Simplify if statement.
20489 (rs6000_libcall_value): Likewise.
20490 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
20491 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
20492 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
20493 (movsd_hardfloat): New define_insn.
20494 (movsd_softfloat): Likewise.
20495 (movsd_store): Likewise.
20496 (movsd_load): Likewise.
20497 (extendsddd2): Likewise.
20498 (extendsdtd2): Likewise.
20499 (truncddsd2): Likewise.
20500 (movdd_hardfloat64): Fixup comment.
20501 (UNSPEC_MOVSD_LOAD): New constant.
20502 (UNSPEC_MOVSD_STORE): Likewise.
20504 2008-01-26 Jakub Jelinek <jakub@redhat.com>
20507 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
20509 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
20510 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
20511 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
20512 and TRUTH_XOR_EXPR.
20514 2008-01-26 David Edelsohn <edelsohn@gnu.org>
20517 * config.gcc: Separate AIX 5.3 from AIX 6.1.
20518 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20519 __LONGDOUBLE128 too.
20520 * config/rs6000/aix61.h: New file.
20522 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
20524 PR rtl-optimization/34959
20525 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
20526 popcount and parity rtxes the same mode as their operand.
20527 Truncate or extend the result to the return value's mode
20530 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
20533 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
20534 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
20535 to GOT_VERSION_REGNUM.
20536 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
20537 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
20538 * config/mips/mips.c (mips_emit_call_insn): New function.
20539 (mips_call_tls_get_addr): Call mips_expand_call directly.
20540 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
20542 (mips16_build_call_stub): Likewise. Return the call insn or null.
20543 (mips_expand_call): Update the call to mips16_build_call_stub
20544 accordingly and a remove redundant condition. Assert that MIPS16
20545 stubs do not use lazy binding. Use mips_emit_call_insn and return
20547 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
20549 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
20550 (mips_avoid_hazard): Remove hazard_set handling.
20551 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
20552 (UNSPEC_RESTORE_GP): ...this.
20553 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
20554 (FAKE_CALL_REGNO): Rename to...
20555 (GOT_VERSION_REGNUM): ...this.
20556 (type): Add "ghost" value. Add an associated insn reservation.
20557 (hazard_set): Remove.
20558 (exception_receiver): Rename to...
20559 (restore_gp): ...this and update the unspec identifier accordingly.
20560 (exception_receiver, nonlocal_got_receiver): New expanders.
20561 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
20562 FAKE_CALL_REGNO. Remove hazard_set attribute.
20563 (set_got_version, update_got_version): New patterns.
20565 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
20568 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
20570 2008-01-25 Joseph Myers <joseph@codesourcery.com>
20573 * doc/install.texi2html: Generate gcc-vers.texi.
20575 2008-01-25 DJ Delorie <dj@redhat.com>
20577 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
20579 2008-01-25 Joseph Myers <joseph@codesourcery.com>
20581 * config/c4x: Remove directory.
20582 * config.gcc (crx-*, mt-*): Mark obsolete.
20583 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
20584 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
20585 sh-*-rtemscoff*): Remove cases.
20586 * defaults.h (C4X_FLOAT_FORMAT): Remove.
20587 * real.c (encode_c4x_single, decode_c4x_single,
20588 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
20589 c4x_extended_format): Remove.
20590 * real.h (c4x_single_format, c4x_extended_format): Remove.
20591 * doc/extend.texi (interrupt, naked): Remove mention of attributes
20593 (Pragmas): Remove comment about c4x pragmas.
20594 * doc/install.texi (c4x): Remove target-specific instructions.
20595 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
20596 * doc/md.texi (Machine Constraints): Remove C4x documentation.
20597 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
20598 refer to C4x source files as examples.
20599 (C4X_FLOAT_FORMAT): Remove documentation.
20601 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
20603 * config/bfin/bfin.c (override_options): Reorder tests so that
20604 flag_pic gets enabled for -msep-data.
20606 2008-01-25 Richard Guenther <rguenther@suse.de>
20608 PR middle-end/32244
20609 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
20610 to its bitfield precision if required.
20612 2008-01-25 Jakub Jelinek <jakub@redhat.com>
20614 PR middle-end/33880
20615 * tree-nested.c (walk_omp_for): New function.
20616 (convert_nonlocal_reference, convert_local_reference): Call
20617 walk_omp_for on OMP_FOR.
20618 (convert_call_expr): Call walk_body on OMP_FOR's
20619 OMP_FOR_PRE_INIT_BODY.
20621 2008-01-25 Richard Guenther <rguenther@suse.de>
20623 PR tree-optimization/34966
20624 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
20625 default defs and PHI_NODEs we have to insert after the
20626 defining statement.
20628 2008-01-24 Nick Clifton <nickc@redhat.com>
20630 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
20631 Provide a default definition.
20632 (LIBGCC2_UNITS_PER_WORD): Likewise.
20634 * config/stormy16/stormy16.c: Include df.h for the prototype
20635 for df_regs_ever_live_p.
20636 (xstormy16_expand_builtin_va_start): Convert the stack offset
20637 into a component_ref and then use POINTER_PLUS_EXPR to add it
20638 to the incoming_virtual_args_rtx.
20639 (xstormy16_gimplify_va_arg_expr): Rename to
20640 xstormy16_gimplify_va_arg_expr.
20641 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
20642 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
20643 xstormy16_gimplify_va_arg_expr.
20644 Fix up some formatting issues.
20646 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
20647 Move to predicates.md.
20648 (xs_hi_general_operand): Likewise.
20649 (xs_hi_nonmemory_operand): Likewise.
20650 * config/stormy16/predicates.md:
20651 (xstormy16_carry_plus_operand): New predicate.
20652 (xs_hi_general_operand): New predicate.
20653 (xs_hi_nonmemory_operand): New predicate.
20654 * config/stormy16/stormy16-protos.h:
20655 (xstormy16_carry_plus_operand): Delete prototype.
20656 (xs_hi_general_operand): Likewise.
20657 (xs_hi_nonmemory_operand): Likewise.
20659 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
20660 modifiers as they are no longer needed and they can trigger
20661 reload spill failures.
20663 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
20664 with a match_operand in order to help reload.
20666 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
20667 constraint with 'e' for the 8th alternative as this version of
20668 the mov.w instruction only accepts the lower 8 registers.
20670 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
20673 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
20674 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
20677 2008-01-25 Jakub Jelinek <jakub@redhat.com>
20679 PR middle-end/33333
20680 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
20682 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
20684 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
20686 (remove_structure): Update allocations list before removing structure.
20688 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
20690 * ipa-struct-reorg.c (is_safe_cond_expr,
20691 create_new_stmts_for_cond_expr): Use integer_zerop function,
20692 that recognize not only zero-pointer, but zero-integer too.
20694 2008-01-25 Ben Elliston <bje@au.ibm.com>
20697 * fixproto: Escape "." in sed expression that strips leading "./".
20699 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
20702 * gcc.c (SWITCH_OK): Removed.
20703 (SWITCH_LIVE): Changed to bit.
20704 (SWITCH_FALSE): Likewise.
20705 (SWITCH_IGNORE): Likewise.
20706 (switchstr): Change live_cond to unsigned int.
20707 (process_command): Replace SWITCH_OK with 0.
20708 (do_self_spec): Likewise.
20709 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
20710 (give_switch): Likewise.
20711 (used_arg): Likewise.
20712 (do_spec_1): Set the SWITCH_IGNORE bit.
20713 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
20714 bits. Set the SWITCH_LIVE bit.
20716 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20718 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
20720 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
20722 PR tree-optimization/34472
20723 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
20724 parameter to a "bool *" and set *DATA to false if there is
20725 an unsafe access. Do not delete the structure here.
20726 (check_cond_exprs): Delete it here instead.
20727 (check_cond_exprs, exclude_cold_structs): Do not increase
20728 I when removing a structure.
20730 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
20733 * config/i386/i386.c (ix86_expand_vector_init): Consider only
20734 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
20736 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
20738 PR middle-end/34934
20739 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
20740 a fixed vector for stack.
20742 2008-01-24 Ben Elliston <bje@au.ibm.com>
20745 * doc/gcc.texi (Software development): Add a direntry for g++.
20747 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
20749 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
20750 stale and straggling -fforce-addr comments above.
20752 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
20754 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
20755 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
20757 2008-01-23 Michael Matz <matz@suse.de>
20760 * dwarf2out.c (force_type_die): Use modified_type_die instead of
20763 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
20765 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
20766 malloc result type.
20768 2008-01-23 Anatoly Sokolov <aesok@post.ru>
20770 * config/avr/avr.c (avr_current_arch): New variable.
20771 (avr_arch_types): Add 'avr31' and 'avr51' entries.
20772 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
20773 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
20774 (avr_override_options): Init 'avr_current_arch'.
20775 (base_arch_s): Move from here...
20776 * config/avr/avr.h (base_arch_s): ... here. Add new members
20777 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
20778 'mega' to 'have_jmp_call'.
20779 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
20780 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
20782 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
20784 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
20785 MULTILIB_MATCHES): Ditto.
20787 2008-01-23 Richard Guenther <rguenther@suse.de>
20789 PR middle-end/31529
20790 * cgraphunit.c (cgraph_reset_node): Always mark the node
20791 not reachable if it is not queued already.
20793 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
20795 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
20796 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
20797 (cputype_selected): New static variable.
20798 (bfin_handle_option): Set it if -mcpu is used.
20799 (override_option): Select default set of workarounds if no cpu type
20800 selected on the command line.
20801 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
20803 From Michael Frysinger <michael.frysinger@analog.com>
20804 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
20805 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
20807 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
20808 for bf547, bf523, bf524, and bf526.
20809 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
20811 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
20812 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
20813 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
20814 __ADSPBF547__ and __ADSPBF54x__ for bf547.
20815 * doc/invoke.texi (Blackfin Options): Document that
20816 -mcpu now accept bf547, bf523, bf524, and bf526.
20818 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
20820 PR rtl-optimization/34628
20821 * combine.c (try_combine): Stop and undo after the first combination
20822 if an autoincrement side-effect on the first insn has effectively
20825 2008-01-22 David Edelsohn <edelsohn@gnu.org>
20828 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
20829 Offset addresses are not valid for Altivec or paired float modes.
20831 2008-01-22 Jakub Jelinek <jakub@redhat.com>
20834 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
20835 if DECL_INITIAL (decl) is error_mark_node.
20838 * c-common.c (handle_vector_size_attribute): Only allow
20839 integral, scalar float and fixed point types. Handle OFFSET_TYPE
20840 the same way as pointer, array etc. types.
20841 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
20844 * tree.c (build_type_attribute_qual_variant): Call
20845 build_qualified_type if attributes are equal, but quals are not.
20847 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20850 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
20851 * flags.h (warn_strict_aliasing): Remove.
20852 (warn_strict_overflow): Remove.
20853 * opts.c (warn_strict_aliasing): Remove.
20854 (warn_strict_overflow): Remove.
20855 * c-opts.c (c_common_handle_option): -Wall only sets
20856 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
20857 (c_common_post_options): Give default values to -Wstrict-aliasing
20858 and -Wstrict-overflow if they are uninitialized.
20859 * common.opt (Wstrict-aliasing): Specify Var and Init.
20860 (Wstrict-overflow): Likewise.
20862 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
20864 PR rtl-optimization/26854
20865 PR rtl-optimization/34400
20866 PR rtl-optimization/34884
20867 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
20869 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
20870 (df_rd_bb_info.expanded_lr_out): Deleted
20871 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
20872 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
20873 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
20874 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
20875 Removed code to allocate, initialize or free expanded_lr_out.
20876 (df_rd_bb_local_compute_process_def): Restructured to make more
20878 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
20879 sets if the sets are being trimmed.
20881 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
20884 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
20885 (as_vers): Likewise.
20886 * configure: Regenerated.
20888 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20890 PR middle-end/33092
20891 * tree-pass.h (pass_build_alias): New pass.
20892 * tree-ssa-alias.c (gate_build_alias): New.
20893 (pass_build_alias): New.
20894 * passes.c (init_optimization_passes): Add pass_build_alias after
20895 pass_create_structure_vars.
20897 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
20899 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
20900 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
20901 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
20902 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
20903 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
20904 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
20905 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
20906 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
20907 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
20908 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
20909 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
20910 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
20911 * config/s390/s390.md (FP_ALL): New mode iterator.
20912 (_d): New mode attribute.
20913 ("*signbit<mode>2>"): Changed mode of first operand.
20914 ("isinf<mode>2"): Changed mode of first operand.
20915 ("*TDC_insn"): Adaptation for DFP modes.
20917 2008-01-22 Ben Elliston <bje@au.ibm.com>
20919 * tree.c (check_qualified_type): Improve function description.
20921 2008-01-21 Jason Merrill <jason@redhat.com>
20924 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
20925 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
20928 2008-01-21 DJ Delorie <dj@redhat.com>
20930 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
20933 2008-01-21 Richard Guenther <rguenther@suse.de>
20935 PR middle-end/34856
20936 * tree-cfg.c (verify_expr): Allow all invariant expressions
20937 instead of just constant class ones as reference argument.
20938 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
20939 like any other constant.
20940 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
20942 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
20944 * regmove.c (fixup_match_1): Update call crossed frequencies.
20946 2008-01-21 Richard Guenther <rguenther@suse.de>
20949 * tree-inline.c (setup_one_parameter): Deal with mismatched
20950 types using a VIEW_CONVERT_EXPR.
20952 2008-01-21 Alon Dayan <alond@il.ibm.com>
20953 Olga Golovanevsky <olga@il.ibm.com>
20955 PR tree-optimization/34701
20956 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
20957 when the structure size is not a power of 2.
20959 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
20961 * doc/install.texi: Add doc for --enable-checking=df.
20963 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
20965 PR rtl-optimization/34808
20966 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
20968 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
20970 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
20973 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
20975 PR rtl-optimization/26854
20976 PR rtl-optimization/34400
20977 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
20979 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
20980 (df_rd_bb_info.expanded_lr_out): New.
20981 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
20982 * loop_iv.c (iv_analysis_loop_init): Ditto.
20983 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
20984 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
20985 Added code to allocate, initialize or free expanded_lr_out.
20986 (df_rd_bb_local_compute_process_def): Restructured to make
20987 more understandable.
20988 (df_rd_confluence_n): Add code to do nothing with fake edges and
20989 code to no apply invalidate_by_call sets if the sets are being trimmed.
20990 (df_lr_local_finalize): Renamed to df_lr_finalize.
20991 (df_live_local_finalize): Renamed to df_live_finalize.
20993 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
20996 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
20997 deciding whether to use reciprocal instructions.
20999 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
21001 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
21002 dwarf2out_note_section_used if cold_text_section is NULL.
21004 2008-01-19 Jakub Jelinek <jakub@redhat.com>
21006 PR gcov-profile/34610
21007 * tree-cfg.c (make_edges): Mark both outgoing edges from
21008 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
21009 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
21010 from OMP_FOR and OMP_CONTINUE outgoing edges.
21012 * tree-profile.c (tree_profiling): Return early if
21013 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
21015 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
21016 from cfun to child_cfun.
21017 * function.h (struct function): Add after_tree_profile bit.
21019 2008-01-19 Anatoly Sokolov <aesok@post.ru>
21021 * config/avr/avr.S (_exit): Disable interrupt.
21023 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
21024 Steven Bosscher <stevenb.gcc@gmail.com>
21026 PR rtl-optimization/26854
21027 PR rtl-optimization/34400
21028 * df-problems.c (df_live_scratch): New scratch bitmap.
21029 (df_live_alloc): Allocate df_live_scratch when doing df_live.
21030 (df_live_reset): Clear the proper bitmaps.
21031 (df_live_bb_local_compute): Only process the artificial defs once
21032 since the order is not important.
21033 (df_live_init): Init the df_live sets only with the variables
21034 found live by df_lr.
21035 (df_live_transfer_function): Use the df_lr sets to prune the
21036 df_live sets as they are being computed.
21037 (df_live_free): Free df_live_scratch.
21039 2008-01-18 Ian Lance Taylor <iant@google.com>
21041 * common.opt: Add fmerge-debug-strings.
21042 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
21043 flag_merge_debug_strings rather than flag_merge_constants.
21044 * doc/invoke.texi (Option Summary): Mention
21045 -fmerge-debug-strings.
21046 (Debugging Options): Document -fmerge-debug-strings.
21048 2008-01-18 Ian Lance Taylor <iant@google.com>
21051 * tree.h (DECL_IS_OPERATOR_NEW): Define.
21052 (struct tree_function_decl): Add new field operator_new_flag.
21053 * tree-inline.c (expand_call_inline): When inlining a call to
21054 operator new, force the return value to go into a variable, and
21055 set DECL_NO_TBAA_P on that variable.
21056 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
21058 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
21061 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
21062 DWARF2_DEBUGGING_INFO.
21063 (dwarf2out_note_section_used): Ditto. Add prototype.
21064 (have_multiple_function_sections, text_section_used,
21065 cold_text_section_used, *cold_text_sections): Move declarations
21068 2008-01-17 Bob Wilson <bob.wilson@acm.org>
21070 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
21071 field and add signal_ra.
21072 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
21073 assignments to frame state pc. Move end of stack check after
21074 MD_FALLBACK_FRAME_STATE_FOR.
21075 (uw_update_context_1): Use frame state signal_regs if set, instead
21076 of checking signal_frame flag.
21077 (uw_update_context): Use frame state signal_ra if set.
21078 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
21079 * config/xtensa/linux-unwind.h: New file.
21081 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
21083 * modulo-sched.c (get_sched_window): Fix comment typo.
21085 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
21087 PR tree-optimization/34648
21088 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
21090 2008-01-17 Anatoly Sokolov <aesok@post.ru>
21092 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
21093 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
21095 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
21097 PR rtl-optimization/34400
21098 * df-core.c (df_worklist_dataflow_overeager,
21099 df_worklist_dataflow_doublequeue): New functions.
21100 (df_worklist_dataflow): Two different worklist solvers.
21101 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
21104 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21107 * doc/invoke.texi: Document the dependence on pthread for fopenmp
21108 and ftree-parallelize-loops.
21110 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
21112 PR rtl-optimization/34826
21113 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
21115 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
21117 * global.c (find_reg): Mark the eh regs as used if necessary.
21118 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
21119 * ra.h (struct allocno): no_eh_reg field added. Changed
21120 no_stack_reg type to bitfield.
21122 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
21124 * tree.c (substitute_in_expr): Add missing 'break'.
21126 2008-01-17 Richard Guenther <rguenther@suse.de>
21128 PR tree-optimization/34825
21129 * tree-ssa-math-opts.c (is_division_by): Do not recognize
21130 x / x as division to handle.
21132 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21134 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
21135 "-pthread" is specified.
21136 * pa-hpux11.h (LIB_SPEC): Likewise.
21138 2008-01-16 Janis Johnson <janis187@us.ibm.com>
21139 Peter Bergner <bergner@vnet.ibm.com>
21141 PR rtl-optimization/33796
21142 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
21144 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21146 PR libgfortran/34699
21147 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
21149 * pa-hpux10.h (LINK_SPEC): Likewise.
21150 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
21152 2008-01-16 Richard Guenther <rguenther@suse.de>
21154 PR middle-end/32628
21155 * fold-const.c (fold_convert_const_int_from_int): Do not
21156 set overflow if that occured only because of a sign extension
21157 change when converting from/to a sizetype with the same
21158 precision and signedness.
21160 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21163 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
21164 location address to the correct place. Update copyright year.
21166 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21168 * lambda-code.c (lambda_transform_legal_p): Handle the case of
21169 no dependences in the dependence_relations vector.
21171 2008-01-16 Jan Hubicka <jh@suse.cz>
21173 PR rtl-optimization/31396
21174 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
21175 * cfg.c (dump_reg_info): Print it.
21176 * regs.h (struct reg_info_t): add freq_calls_crossed.
21177 (REG_FREQ_CALLS_CROSSED): New macro.
21178 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
21179 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
21180 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
21181 regmove_optimize): Update call crossed frequencies.
21182 * local-alloc.c (struct qty): Add freq_calls_crossed.
21183 (alloc_qty): Copute freq_calls_crossed.
21184 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
21185 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
21186 * ra.h (struct allocno): Add freq_calls_crossed.
21188 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21190 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
21191 libgomp when compiling with ftree-parallelize-loops.
21192 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
21194 2008-01-16 Richard Guenther <rguenther@suse.de>
21196 PR tree-optimization/34769
21197 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
21198 * tree.c (int_cst_value): Instead make this function more
21199 permissive in what it accepts as valid input. Document this
21200 function always sign-extends the value.
21202 2008-01-16 Jakub Jelinek <jakub@redhat.com>
21203 Richard Guenther <rguenther@suse.de>
21206 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
21207 (gimple_fold_indirect_ref_rhs): ... this.
21208 (gimple_fold_indirect_ref): New function with foldings
21209 that preserve lvalueness.
21210 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
21211 * tree-flow.h (gimple_fold_indirect_ref): Declare.
21212 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
21213 to fold an INDIRECT_REF, fall back to the old use of
21214 fold_indirect_ref_1.
21216 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21218 * tree-data-ref.c (subscript_dependence_tester_1): Call
21219 free_conflict_function.
21220 (compute_self_dependence): Same.
21222 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21225 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
21226 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
21228 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
21229 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
21230 for DWARF2_UNWIND_INFO targets.
21232 2008-01-16 Richard Guenther <rguenther@suse.de>
21235 * c-typeck.c (common_pointer_type): Do not merge inconsistent
21236 type qualifiers for function types.
21238 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
21240 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
21241 loop_iterator li from previous commit.
21243 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
21245 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
21247 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21249 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
21250 (parallelize_loops): Don't parallelize irreducible components.
21252 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21255 * c-opts (c_common_post_options): Do not enable CPP
21256 flag_pedantic_errors by default.
21258 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
21260 PR rtl-optimization/31944
21261 * cse.c (remove_pseudo_from_table): New function.
21262 (merge_equiv_classes): Use above function to remove pseudo-registers.
21263 (invalidate): Likewise.
21265 2008-01-13 Richard Guenther <rguenther@suse.de>
21267 PR middle-end/34601
21268 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
21269 instead of TYPE_MODE to deal with calls from expand_one_error_var.
21271 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
21273 * gcse.c (cprop_jump): Call validate_unshare_change instead of
21274 validate_change to unshare the source of the PC set.
21276 2008-01-12 Jan Hubicka <jh@suse.cz>
21278 PR middle-end/32135
21279 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
21280 references above array bounds. This might trigger bounds checks for
21281 pointers to arrays.
21283 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21285 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
21286 new_replaceable_dependencies.
21288 2008-01-12 Doug Kwan <dougkwan@google.com>
21290 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
21291 instead of OPT_Wreturn_type in warning due to ignored return type
21293 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
21294 options included in -Wextra.
21295 * c.opt: New option -Wignored_qualifiers.
21296 * doc/invoke.texi (Warning Options, -Wextra): Add new option
21297 -Wignore_qualifiers.
21298 (-Wignored-qualifiers): Document.
21299 (-Wreturn-type): Remove description of functionality now handled
21300 by -Wignored-qualifiers.
21302 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
21305 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
21306 NOP_EXPR if it is between integral types with the same precision.
21308 2008-01-12 Jan Hubicka <jh@suse.cz>
21311 * invoke.texi (max-inline-recursive-depth): Fix default value.
21313 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
21315 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
21318 2008-01-11 Bob Wilson <bob.wilson@acm.org>
21320 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
21322 2008-01-11 James E. Wilson <wilson@specifix.com>
21325 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
21327 2008-01-11 Anatoly Sokolov <aesok@post.ru>
21329 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
21330 save/restore frame pointer register and don't use 'call-prologues'
21331 optimization in function with "OS_task" attribute.
21333 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
21335 PR middle-end/31309
21336 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
21337 when copying to memory.
21339 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
21341 PR rtl-optimization/30905
21342 * cfgcleanup.c: Include dce.h
21343 (crossjumps_occured): New global variable.
21344 (try_crossjump_bb): Exit loop after finding a fallthru edge.
21345 If something changed, set crossjumps_occured to true.
21346 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
21347 Don't add/remove fake edges to exit here...
21348 (cleanup_cfg): ...but do it here, when crossjumping.
21349 Run a fast DCE when successful crossjumps occured in the latest
21350 iteration of try_optimize_cfg.
21352 2008-01-11 Richard Guenther <rguenther@suse.de>
21354 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
21355 (struct vn_unary_op_s): Likewise.
21356 (vn_reference_insert): Free old reference on hash collision.
21358 2008-01-10 Raksit Ashok <raksit@google.com>
21360 PR rtl-optimization/27971
21361 * combine.c (find_split_point): Split PLUS expressions which are
21362 inside a MEM rtx, and whose first operand is complex.
21364 2008-01-10 DJ Delorie <dj@redhat.com>
21366 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
21367 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
21368 (m32c_hard_regno_ok): Call the underlying function.
21370 2008-01-10 Richard Guenther <rguenther@suse.de>
21372 PR middle-end/34683
21373 * tree-cfg.c (tree_merge_blocks): Do not go through the
21374 full-blown folding and stmt updating path if we just deal
21375 with virtual operands.
21376 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
21377 test for abnormal SSA_NAMEs.
21379 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
21381 PR middle-end/34641
21382 * reload.c (push_reload): Add assertions. All constants from
21383 reg_equiv_constant should have been used for replacing the respective
21385 (find_reloads_address): Invoke find_reloads_address_part for
21386 constant taken from the reg_equiv_constant array.
21388 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
21390 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
21391 field (valnum) the first in the struct. Replace bools with
21394 2008-01-10 Richard Guenther <rguenther@suse.de>
21396 PR tree-optimization/34651
21397 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
21398 types and ordering for masking and converting.
21400 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
21402 PR tree-optimization/34017
21403 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
21404 also for PHI_NODE expressions.
21406 2008-01-09 Jan Hubicka <jh@suse.cz>
21408 PR tree-optimization/34708
21409 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
21410 based on number of case labels.
21411 (init_inline_once): Remove switch_cost.
21412 * tree-inline.h (eni_weights_d): Remove switch_cost.
21414 2008-01-09 Richard Guenther <rguenther@suse.de>
21415 Andrew Pinski <andrew_pinski@playstation.sony.com>
21417 PR middle-end/30132
21418 * gimplify.c (gimplify_cond_expr): Do not create an addressable
21419 temporary if an rvalue is ok or an lvalue is not required.
21421 2008-01-09 Richard Guenther <rguenther@suse.de>
21423 PR middle-end/34458
21424 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
21425 adjust return type.
21427 2008-01-09 Richard Guenther <rguenther@suse.de>
21429 PR middle-end/34679
21430 * tree.c (host_integerp): Check for sizetype only if the
21431 type is an integer type.
21433 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
21436 * opts.c (decode_options): Disable inlining of functions called
21437 once if not in unit-at-a-time mode.
21439 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
21441 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
21443 2008-01-08 Richard Guenther <rguenther@suse.de>
21445 PR middle-end/31863
21446 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
21447 out early if the result will be unused.
21449 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
21454 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21455 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
21458 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
21460 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
21461 for vectorization tuned.
21463 2008-01-08 Richard Guenther <rguenther@suse.de>
21465 PR tree-optimization/34683
21466 * tree-ssa-operands.c (operand_build_cmp): Export.
21467 * tree-ssa-operands.h (operand_build_cmp): Declare.
21468 * tree-vn.c (vuses_compare): Remove.
21469 (sort_vuses): Use operand_build_cmp.
21470 (sort_vuses_heap): Likewise.
21471 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
21472 to re-use old VEC if available. Do not sort already sorted VUSEs.
21473 (vdefs_to_vec): Do not sort already sorted VDEFs.
21475 2008-01-08 Jakub Jelinek <jakub@redhat.com>
21477 PR middle-end/34694
21478 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
21480 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
21483 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
21484 limitations of reciprocal sequences on x86 targets.
21486 2008-01-08 Richard Guenther <rguenther@suse.de>
21488 PR tree-optimization/34683
21489 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
21491 2008-01-07 Jakub Jelinek <jakub@redhat.com>
21494 * config/darwin.c (darwin_mergeable_string_section): Don't use
21495 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
21497 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
21500 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
21501 negxf2. Macroize expander using X87MODEF mode iterator. Change
21502 predicates of op0 and op1 to register_operand.
21503 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
21504 expander using X87MODEF mode iterator. Change predicates of
21505 op0 and op1 to register_operand.
21506 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
21507 corresponding patterns and macroize using MODEF macro. Change
21508 predicates of op0 and op1 to register_operand and remove
21509 "m" constraint. Disparage "r" alternative with "!".
21510 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
21511 macroize using X87MODEF macro. Change predicates of op0 and op1
21512 to register_operand and remove "m" constraint. Disparage "r"
21513 alternative with "!".
21514 (absneg splitter with memory operands): Remove.
21515 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
21516 patterns and macroize using X87MODEF mode iterator.
21517 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
21518 Change predicate of op1 to register_operand.
21519 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
21520 for memory operands.
21522 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
21524 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
21526 2008-01-07 Richard Guenther <rguenther@suse.de>
21528 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
21531 2008-01-07 Richard Guenther <rguenther@suse.de>
21533 PR tree-optimization/34683
21534 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
21535 VOPs of the needed size to save memory. Use VEC_quick_push
21536 to save compile-time.
21537 (vdefs_to_vec): Likewise.
21539 2008-01-07 Sa Liu <saliu@de.ibm.com>
21541 * config/spu/spu.md (divdf3): Genetate inline code for double
21542 division. The implementation doesn't handle INF or NAN, therefore it
21543 only applies when -ffinite-math-only is given.
21545 2008-01-06 Paolo Carlini <pcarlini@suse.de>
21548 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
21549 * doc/cpp.texi ([Common Predefined Macros]): Document.
21551 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
21553 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
21554 order to use commutative addition instead of subtraction.
21556 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
21557 Mircea Namolaru <namolaru@il.ibm.com>
21558 Vladimir Yanovsky <yanov@il.ibm.com>
21559 Revital Eres <eres@il.ibm.com>
21561 PR tree-optimization/34263
21562 * tree-outof-ssa.c (process_single_block_loop_latch,
21563 contains_tree_r): New functions.
21564 (analyze_edges_for_bb): Call process_single_block_loop_latch
21565 function to empty single-basic-block latch block if possible.
21567 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21569 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
21571 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
21573 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
21575 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
21577 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
21579 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
21581 2008-01-05 Jakub Jelinek <jakub@redhat.com>
21583 PR tree-optimization/34618
21584 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
21587 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21590 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
21591 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
21592 Update copyright year.
21594 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
21595 Update copyright year.
21596 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
21599 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
21601 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
21602 edge does not point to current bb before changing need_assert.
21604 2008-01-04 Richard Guenther <rguenther@suse.de>
21606 PR middle-end/34029
21607 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
21608 for verifying purposes if they are is_gimple_min_invariant.
21610 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
21612 PR tree-optimization/34448
21613 PR tree-optimization/34465
21614 * gimplify.c (gimplify_init_constructor): Add new parameter
21615 notify_temp_creation. Use it.
21616 (gimplify_modify_expr_rhs): Take volatiles into account when
21617 optimizing constructors.
21618 Do not optimize constructors if gimplify_init_constructor will dump to
21620 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
21621 * gcc.c-torture/compile/pr34448.c: New.
21623 2008-01-04 Jakub Jelinek <jakub@redhat.com>
21625 PR gcov-profile/34609
21626 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
21627 return_slot if result is TREE_ADDRESSABLE.
21629 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
21631 * config/mips/mips.md (sqrt_condition): Tweak comment.
21632 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
21634 2008-01-03 Tom Tromey <tromey@redhat.com>
21637 * c-common.c (c_type_hash): Handle VLAs.
21639 2008-01-03 Jan Hubicka <jh@suse.cz>
21641 PR tree-optimization/31081
21642 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
21643 0 when inlining and not inlining to first basic block.
21644 (remap_decl): When var is initialized to 0, don't set default_def.
21645 (expand_call_inline): Set entry_bb.
21646 * tree-inline.h (copy_body_data): Add entry_bb.
21648 2008-01-03 Jakub Jelinek <jakub@redhat.com>
21651 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
21654 PR tree-optimization/29484
21655 * tree-inline.c (inline_forbidden_p_2): New function.
21656 (inline_forbidden_p): Disallow inlining if some static var
21657 has an address of a local LABEL_DECL in its initializer.
21658 * doc/extend.texi (Labels as Values): Document &&foo behaviour
21661 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
21663 PR tree-optimization/34635
21664 * tree-data-ref.c (add_other_self_distances): Make sure that the
21665 evolution step is constant.
21667 2008-01-03 Jakub Jelinek <jakub@redhat.com>
21669 PR middle-end/34608
21670 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
21672 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
21674 * tree-sra.c (scalarize_init): Insert the generate_element_init
21675 statements after the generate_element_zero statements.
21677 2008-01-02 Richard Guenther <rguenther@suse.de>
21679 PR middle-end/34093
21680 PR middle-end/31976
21681 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
21682 for very large number of operands instead of ICEing.
21684 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
21687 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
21688 while stack probing.
21690 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
21692 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
21695 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
21697 PR libmudflap/26442
21698 * tree-mudflap.c (mx_register_decls): Guard warning by
21699 !DECL_ARTIFICIAL check.
21701 2008-01-01 Jakub Jelinek <jakub@redhat.com>
21703 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
21704 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
21705 sse5_perm<mode>): Fix constraints.