1 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
2 Dmitry Melnik <dm@ispras.ru>
3 Dmitry Zhurikhin <zhur@ispras.ru>
4 Alexander Monakov <amonakov@ispras.ru>
5 Maxim Kuvyrkov <maxim@codesourcery.com>
7 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
8 sel-sched-dump.c, sel-sched-ir.c: New files.
9 * Makefile.in (OBJS-common): Add selective scheduling object
11 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
12 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
13 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
14 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
15 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
16 (make_forwarder_block): Update loop latch if we have redirected
18 * cfgloop.c (get_loop_body_in_custom_order): New function.
19 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
20 (CP_FALLTHRU_PREHEADERS): Likewise.
21 (get_loop_body_in_custom_order): Declare.
22 * cfgloopmanip.c (has_preds_from_loop): New.
23 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
24 Assert that the preheader edge will be fall thru when it is set.
25 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
26 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
27 fsel-sched-substitution, fselective-scheduling): New flags.
28 * cse.c (hash_rtx_cb): New.
30 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
31 sel_sched_insn_cnt): New counters.
32 * final.c (compute_alignments): Export. Free dominance info after loop_optimizer_finalize.
33 * genattr.c (main): Output maximal_insn_latency prototype.
34 * genautomata.c (output_default_latencies): New. Factor its code from ...
35 (output_internal_insn_latency_func): ... here.
36 (output_internal_maximal_insn_latency_func): New.
37 (output_maximal_insn_latency_func): New.
38 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
39 (struct hard_reg_set_iterator): New.
40 (hard_reg_set_iter_init, hard_reg_set_iter_set,
41 hard_reg_set_iter_next): New functions.
42 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
43 * lists.c (remove_free_INSN_LIST_node,
44 remove_free_EXPR_LIST_node): New functions.
45 * loop-init.c (loop_optimizer_init): When LOOPS_HAVE_FALLTHRU_PREHEADERS,
46 set CP_FALLTHRU_PREHEADERS when calling create_preheaders.
47 (loop_optimizer_finalize): Do not verify flow info after reload.
48 * recog.c (validate_replace_rtx_1): New parameter simplify.
49 Default it to true. Update all uses. Factor out simplifying
51 (simplify_while_replacing): ... this new function.
52 (validate_replace_rtx_part,
53 validate_replace_rtx_part_nosimplify): New.
54 * recog.h (validate_replace_rtx_part,
55 validate_replace_rtx_part_nosimplify): Declare.
56 * rtl.c (rtx_equal_p_cb): New.
57 (rtx_equal_p): Use it.
58 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
59 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
60 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
61 * vecprim.h: Add a vector type for unsigned int.
62 * haifa-sched.c: Include vecprim.h and cfgloop.h.
63 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
64 ready_try, cycle_issued_insns, spec_info): Make global.
66 (dfa_lookahead): New global variable.
67 (old_max_uid, old_last_basic_block): Remove.
68 (h_i_d): Make it a vector.
69 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
71 (after_recovery, adding_bb_to_current_region_p):
72 New variables to handle correct insertion of the recovery code.
73 (struct ready_list): Move declaration to sched-int.h.
74 (rgn_n_insns): Removed.
75 (rtx_vec_t): Move to sched-int.h.
76 (find_insn_reg_weight): Remove.
77 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
78 (haifa_init_h_i_d, haifa_finish_h_i_d):
79 New functions to initialize / finalize haifa instruction data.
80 (extend_h_i_d, init_h_i_d): Rewrite.
81 (unlink_other_notes): Move logic to add_to_note_list. Handle
83 (ready_lastpos, ready_element, ready_sort, reemit_notes,
84 find_fallthru_edge): Make global, remove static prototypes.
85 (max_issue): Make global. Add privileged_n and state parameters. Use
87 (extend_global, extend_all): Removed.
88 (init_before_recovery): Add new param. Fix the handling of the case
89 when we insert a recovery code before the EXIT which has a predecessor
90 with a fallthrough edge to it.
91 (create_recovery_block): Make global. Rename to
92 sched_create_recovery_block. Update.
93 (change_pattern): Rename to sched_change_pattern. Make global.
94 (speculate_insn): Rename to sched_speculate_insn. Make global.
95 Split haifa-specific functionality into ...
96 (haifa_change_pattern): New static function.
97 (sched_extend_bb): New static function.
98 (sched_init_bbs): New function.
99 (current_sched_info): Change type to struct haifa_sched_info.
100 (insn_cost): Adjust for selective scheduling.
101 (dep_cost_1): New function. Move logic from ...
102 (dep_cost): ... here.
103 (dep_cost): Use dep_cost_1.
104 (contributes_to_priority_p): Use sched_deps_info instead of
106 (priority): Adjust to work with selective scheduling. Process the
107 corner case when all dependencies don't contribute to priority.
108 (rank_for_schedule): Use ds_weak instead of dep_weak.
109 (advance_state): New function. Move logic from ...
110 (advance_one_cycle): ... here.
111 (add_to_note_list, concat_note_lists): New functions.
112 (rm_other_notes): Make static. Adjust for selective scheduling.
113 (remove_notes, restore_other_notes): New functions.
114 (move_insn): Add two arguments. Update assert. Don't call
116 (choose_ready): Remove lookahead variable, use dfa_lookahead.
117 Remove more_issue, max_points. Move the code to initialize
118 max_lookahead_tries to max_issue.
119 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
120 ready. Adjust use of move_insn. Call restore_other_notes.
122 (sched_init, sched_finish): Move Haifa-specific initialization/
124 (haifa_sched_init, haifa_sched_finish): ... respectively.
126 (setup_sched_dump): New function.
127 (haifa_init_only_bb): New static function.
128 (haifa_speculate_insn): New static function.
129 (try_ready): Use haifa_* instead of speculate_insn and
131 (extend_ready, extend_all): Remove.
132 (sched_extend_ready_list, sched_finish_ready_list): New functions.
133 (create_check_block_twin, add_to_speculative_block): Use
134 haifa_insns_init instead of extend_global. Update to use new
135 initialization functions. Change parameter. Factor out code from
136 create_check_block_twin to ...
137 (sched_create_recovery_edges) ... this new function.
139 (sched_scan_info): New.
140 (extend_bb): Use sched_scan_info.
141 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
142 static functions for walking through scheduling region.
143 (sched_luids): New vector variable to replace uid_to_luid.
144 (luids_extend_insn): New function.
145 (sched_max_luid): New variable.
146 (luids_init_insn): New function.
147 (sched_init_luids, sched_finish_luids): New functions.
148 (insn_luid): New debug function.
149 (sched_extend_target): New function.
150 (haifa_init_insn): New static function.
151 (sched_init_only_bb): New hook.
152 (sched_split_block): New hook.
153 (sched_split_block_1): New function.
154 (sched_create_empty_bb): New hook.
155 (sched_create_empty_bb_1): New function.
156 (common_sched_info, ready): New global variables.
157 (current_sched_info_var): Remove.
158 (move_block_after_check): Use common_sched_info.
159 (haifa_luid_for_non_insn): New static function.
160 (init_before_recovery): Use haifa_init_only_bb instead of
162 (increase_insn_priority): New.
163 * modulo-sched.c: (issue_rate): Remove static declaration.
164 (sms_sched_info): Change type to haifa_sched_info.
165 (sms_sched_deps_info, sms_common_sched_info): New variables.
166 (setup_sched_infos): New.
167 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
168 Do not call regstat_free_calls_crossed.
169 (sms_print_insn): Use const_rtx.
170 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
171 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
172 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
173 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
174 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
175 current_sched_info to use it.
176 (enum reg_pending_barrier_mode): Move to sched-int.h.
177 (h_d_i_d): New variable. Initialize to NULL.
178 ({true, output, anti, spec, forward}_dependency_cache): Initialize
180 (estimate_dep_weak): Remove static declaration.
181 (sched_has_condition_p): New function. Adjust users of
182 sched_get_condition to use it instead.
183 (conditions_mutex_p): Add arguments indicating which conditions are
185 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
186 argument to indicate whether returned condition is reversed. Do not
187 generate new rtx when condition should be reversed; indicate it by
188 setting new argument instead.
189 (add_dependence_list_and_free): Add deps parameter.
190 Update all users. Do not free dependence list when
191 deps context is readonly.
192 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
194 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
195 (remove_from_deps): New. Use the above functions.
196 (cur_insn, can_start_lhs_rhs_p): New static variables.
197 (add_or_update_back_dep_1): Initialize present_dep_type.
198 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
199 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
200 haifa_note_dep): New functions implementing dependence hooks for
202 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
203 note_dep): New functions.
204 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
206 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
207 (free_deps): Initialize deps->reg_last.
208 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
209 sched_analyze_insn): Update to use dependency hooks infrastructure
210 and readonly contexts.
211 (deps_analyze_insn): New function. Move part of logic from ...
212 (sched_analyze): ... here. Also move some logic to ...
213 (deps_start_bb): ... here. New function.
214 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
216 (sched_deps_init): New function. Move code from ...
217 (init_dependency_caches): ... here. Remove.
218 (init_deps_data_vector): New.
219 (sched_deps_finish): New function. Move code from ...
220 (free_dependency_caches): ... here. Remove.
221 (init_deps_global, finish_deps_global): Adjust for use with
222 selective scheduling.
223 (get_dep_weak): Move logic to ...
224 (get_dep_weak_1): New function.
225 (ds_merge): Move logic to ...
226 (ds_merge_1): New static function.
227 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
228 (ds_get_max_dep_weak): New function.
229 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
230 (n_insns): Rename to rgn_n_insns.
231 (debug_ebb_dependencies): New function.
232 (init_ready_list): Use it.
233 (begin_schedule_ready): Use sched_init_only_bb.
234 (ebb_print_insn): Indicate when an insn starts a new cycle.
235 (contributes_to_priority, compute_jump_reg_dependencies,
236 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
237 (add_block1): Remove to ebb_add_block.
238 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
239 (schedule_ebb): Initialize them. Use remove_notes instead of
240 rm_other_notes. Use haifa_local_init/finish.
241 (schedule_ebbs): Use haifa_sched_init/finish.
242 * sched-int.h: Include vecprim.h, remove rtl.h.
243 (struct ready_list): Delete declaration.
244 (sched_verbose_param, enum sched_pass_id_t,
245 bb_vec_t, insn_vec_t, rtx_vec_t): New.
246 (struct sched_scan_info_def): New structure.
247 (sched_scan_info, sched_scan, sched_init_bbs,
248 sched_init_luids, sched_finish_luids, sched_extend_target,
249 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
250 (struct common_sched_info_def): New.
251 (common_sched_info, haifa_common_sched_info,
252 sched_emulate_haifa_p): Declare.
254 (sched_luids): Declare.
255 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
256 (sched_max_luid, insn_luid): Declare.
257 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
258 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
259 print_insn, print_pattern, print_value, haifa_classify_insn,
260 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
261 setup_sched_dump, sched_init, sched_finish,
262 sel_insn_is_speculation_check): Export.
263 (struct ready_list): Move from haifa-sched.c.
264 (ready_try, ready, max_issue): Export.
265 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
266 sched_init_only_bb, sched_split_block, sched_split_block_1,
267 sched_create_empty_bb, sched_create_empty_bb_1,
268 sched_create_recovery_block, sched_create_recovery_edges): Export.
269 (enum reg_pending_barrier_mode): Export.
270 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
272 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
273 print_insn field. Move add_block and fix_recovery_cfg to
274 common_sched_info_def. Move compute_jump_reg_dependencies, use_cselib ...
275 (struct sched_deps_info_def): ... this new structure.
276 (sched_deps_info): Declare.
277 (struct spec_info_def): Remove weakness_cutoff, add
278 data_weakness_cutoff and control_weakness_cutoff.
279 (spec_info): Declare.
280 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
282 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
283 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
284 (current_sched_info): Change type to struct haifa_sched_info.
285 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
286 (h_d_i_d): New variable.
287 (HDID): New accessor macro.
288 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
289 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
291 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
292 (enum SCHED_FLAGS): Update for selective scheduler.
293 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
294 (init_dependency_caches, free_dependency_caches): Delete declarations.
295 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
296 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
297 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
298 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
299 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
301 (rm_other_notes): Delete declaration.
302 (schedule_block): Remove one argument.
303 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
304 ready_element, ready_lastpos, sched_extend_ready_list,
305 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
306 concat_note_lists): Export.
307 (struct region): Move from sched-rgn.h.
308 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
309 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
310 BLOCK_TO_BB, CONTAINING_RGN): Export.
311 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
312 (current_nr_blocks, current_blocks, target_bb): Likewise.
313 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
314 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
315 sched_rgn_local_init, extend_regions,
316 rgn_make_new_region_out_of_new_block, compute_priorities,
317 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
318 extend_rgns, deps_join rgn_setup_common_sched_info,
319 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
320 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
321 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
322 increase_insn_priority): Likewise.
323 * sched-rgn.c: Include sel-sched.h.
324 (ref_counts): New static variable. Use it ...
325 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
326 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
327 (sched_is_disabled_for_current_region_p): Delete static declaration.
328 (struct region): Move to sched-int.h.
329 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
330 ebb_head): Define and initialize.
331 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
332 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
333 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
335 (find_single_block_region): Add new argument to indicate that EBB
336 regions should be constructed.
337 (debug_live): Delete declaration.
338 (current_nr_blocks, current_blocks, target_bb): Remove static qualifiers.
339 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
341 (init_regions): Delete declaration.
342 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
343 rgn_estimate_number_of_insns): New.
344 (too_large): Use estimate_number_of_insns.
345 (haifa_find_rgns): New. Move the code from ...
346 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
347 (free_trg_info): New.
348 (compute_trg_info): Allocate candidate tables here instead of ...
349 (init_ready_list): ... here.
350 (rgn_print_insn): Use const_rtx.
351 (contributes_to_priority, extend_regions): Delete static declaration.
352 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
353 (add_block1): Rename to rgn_add_block.
354 (debug_rgn_dependencies): Delete static qualifier.
355 (new_ready): Use sched_deps_info. Simplify.
356 (rgn_common_sched_info, rgn_const_sched_deps_info,
357 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info): New.
358 (region_sched_info): Rename to rgn_const_sched_info.
359 (deps_join): New, extracted from ...
360 (propagate_deps): ... here.
361 (compute_block_dependences, debug_dependencies): Update for selective
363 (free_rgn_deps, compute_priorities): New functions.
364 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
365 sched_rgn_compute_dependencies): New functions.
366 (schedule_region): Use them.
367 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
368 rgn_setup_common_sched_info, rgn_setup_sched_infos):
370 (schedule_insns): Call new functions that were split out.
371 (rgn_make_new_region_out_of_new_block): New.
372 (get_rgn_sched_max_insns_priority): New.
373 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
374 scheduling when appropriate.
375 * sched-vis.c: Include insn-attr.h.
376 (print_value, print_pattern): Make global.
377 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
378 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
379 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
380 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
381 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
382 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
383 hooks. Initialize them to 0.
384 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
385 * target.h (struct gcc_target): Add them. Rename gen_check field to
387 * flags.h (sel_sched_switch_set): Declare.
388 * opts.c (sel_sched_switch_set): New variable.
389 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
390 pipelining is disabled from command line.
391 (common_handle_option): Record whether selective scheduling is
392 requested from command line.
393 * doc/invoke.texi: Document new flags and parameters.
394 * doc/tm.texi: Document new target hooks.
395 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to ia64_gen_check.
396 (dfa_state_size): Do not declare locally.
397 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
398 * config/rs6000/rs6000.c (rs6000_init_sched_context,
399 rs6000_alloc_sched_context, rs6000_set_sched_context,
400 rs6000_free_sched_context): New functions.
401 (struct _rs6000_sched_context): New.
402 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
404 (rs6000_sched_finish): Do not run for selective scheduling.
406 2008-08-31 Jan Hubicka <jh@suse.cz>
408 * frv.c (frv_rtx_costs): Update forward declaration.
409 * spu.c (spu_rtx_costs): Likewise.
410 * pdp11.c: Include df.h
411 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
412 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
413 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
414 * iq2000.c (iq2000_address_cost): Add speed argument.
415 (iq2000_rtx_costs): Likewise.
416 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
417 update call of mn10300_address_cost.
418 * mcore.c: Include df.h
419 (mcore_rtx_costs): Update prototype.
420 * score3.c: Include df.h
421 (score3_rtx_costs): Remove speed argument.
422 * score7.c: Include df.h
423 (score7_address_cost): Remove speed argument.
424 * score-protos.h (score_address_cost): Update prototype.
425 * score.c: Include df.h
426 (score_rtx_costs): Update call of costs functions.
427 * v850.c (v850_rtx_costs): Add bool argument.
429 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
431 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
433 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
435 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
436 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
438 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
440 * mkmap-flat.awk: Add option pe_dll.
441 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
442 * config/i386/t-cygwin (SHLIB_LC): Add.
443 * config/i386/t-mingw32 (SHLIB_LC): Add.
444 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
445 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
446 (LINK_SPEC): Support libgcc_s.
447 (LIBGCC_SPEC): Support libgcc_s.
448 (LIBGCC_SONAME): New.
450 2008-08-31 Jan Hubicka <jh@suse.cz>
452 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
453 mistakely had old version of patch.
455 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
456 (ipcp_estimate_growth): New.
457 (ipcp_insert_stage): Use ipcp_estimate_growth.
458 * profile.c (branch_prob): When reading failed, do not consider
461 2008-08-31 Jan Hubicka <jh@suse.cz>
463 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
464 loop is optimized for speed.
466 2008-08-31 Richard Guenther <rguenther@suse.de>
469 * fold-const.c (fold_binary): Retain conversions in folding
472 2008-08-31 Jan Hubicka <jh@suse.cz>
474 * postreload-gcse.c (eliminate_partially_redundant_loads): Use optimize_bb_for_size_p.
475 * predict.c (maybe_hot_frequency_p): Make inline.
476 (maybe_hot_count_p): Break out from ...
477 (maybe_hot_bb_p): ... this one.
478 (maybe_hot_edge_p): Simplify.
479 * basic-block.h (probably_cold_bb_p): Remove.
481 2008-08-31 Jakub Jelinek <jakub@redhat.com>
484 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
486 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
487 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
489 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
492 2008-08-31 Jan Hubicka <jh@suse.cz>
494 * predict.c (PROB_VERY_LIKELY): Make small enough so things
496 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
498 2008-08-31 Jakub Jelinek <jakub@redhat.com>
501 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
504 * dwarf2out.c (native_encode_initializer): Subtract min_index for
505 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
507 2008-08-31 Jan Hubicka <jh@suse.cz>
509 * sparc.h (BRANCH_COST): Fix macro definition.
510 * avr.c (avr_operand_rtx_cost): Add speed argument.
511 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
513 2008-08-31 Richard Guenther <rguenther@suse.de>
515 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
516 types instead of operands. Re-instantiate verifying of
517 binary expression operands.
519 2008-08-30 Jan Hubicka <jh@suse.cz>
521 * fwprop.c (should_replace_address): Add speed attribute.
522 (PR_OPTIMIZE_FOR_SPEED): New flag.
523 (propagate_rtx_1): Use it.
524 (propagate_rtx): Set it.
525 (try_fwprop_subst): Update call of rtx_costs.
526 (forward_propagate_and_simplify): LIkewise.
527 * hooks.c (hook_int_rtx_bool_0): New
528 (hook_bool_rtx_int_int_intp_false): Replace by ...
529 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
530 * hooks.h (hook_int_rtx_bool_0): New
531 (hook_bool_rtx_int_int_intp_false): Replace by ...
532 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
533 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
534 (prepare_cmp_insn): UPdate call of rtx_cost.
535 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
536 (reload_cse_simplify_operands): Update call of rtx_cost.
537 (reload_cse_move2add): call of rtx_cost.
538 * target.h (struct gcc_target): Update rtx_costs and address_costs.
539 * rtlanal.c (rtx_cost): Add speed argument.
540 (address_cost): Add speed argument
541 (default_address_cost): Likewise.
542 (insn_rtx_cost): Likewise.
543 * cfgloopanal.c (seq_cost): Add speed argument.
544 (target_reg_cost, target_spill_cost): Turn to array.
545 (init_set_costs): Update for speed.
546 (estimate_reg_pressure_cost): Add speed argument.
547 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
548 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
549 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
550 (seq_cost): Add speed argument.
551 (computation_cost): Add speed arugment.
552 (add_cost, multiply_by_const, get_address_cost): add speed argument.
553 (force_expr_to_var_cost): Update for profile info.
554 (force_var_cost): Likewise.
555 (split_address_cost): Likewise.
556 (ptr_difference_cost): Likewise.
557 (difference_cost): Likewise.
558 (get_computation_cost_at): Likewise.
559 (determine_iv_cost): Likewise.
560 (ivopts_global_cost_for_size): Likewise.
561 (rewrite_use_address): Likewise.
562 (tree_ssa_iv_optimize_loop): Initialize speed field.
563 * cse.c (optimize_this_for_speed_p): New static var.
564 (notreg_cost): Update call of rtx_cost.
565 (cse_extended_basic_block): set optimize_this_for_speed_p.
566 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
567 (noce_try_cmove_arith): Likewise.
568 (noce_try_sign_mask): LIkewise.
569 * expr.c (compress_float_constant): Update rtx_cost calls.
570 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
571 (addr_to_parts): Likewise.
572 (create_mem_ref): Likewise.
573 * dse.c (find_shift_sequence): Add speed argument.
574 (replace_read): Update call.
575 * calls.c (precompute_register_parameters): Update call of rtx_cost.
576 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
577 * neg_cost, shift_cost, shiftadd_cost,
578 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
579 mul_highpart_cost): Increase dimension.
580 (init_expmed): Initialize for both size and speed.
581 (expand_shift): Use profile.
582 (synth_mult): Use profile.
583 (choose_mult_variant): Use profile.
584 (expand_mult): Use profile.
585 (expand_mult_highpart_optab): Use profile.
586 (expand_mult_highpart): Use profile.
587 (expand_smod_pow2): Use profile.
588 (expand_divmod): Use profile.
589 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
590 * loop-invariant.c (create_new_invariant): Use profile.
591 (gain_for_invariant): Add speed parameter.
592 (best_gain_for_invariant): Likewise.
593 (find_invariants_to_move): Likewise.
594 (move_single_loop_invariants): Set it.
595 * target-def.h (TARGET_RTX_COSTS): Use hook.
596 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
597 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
598 * output.h (default_address_cost): Update prototype.
599 * combine.c (optimize_this_for_speed_p): New static var.
600 (combine_validate_cost): Update call of rtx_cost.
601 (combine_instructions): Set optimize_this_for_speed_p.
602 (expand_compound_operation): Update call of rtx_cost.
603 (make_extraction):Update call of rtx_cost.
604 (force_to_mode):Update call of rtx_cost.
605 (distribute_and_simplify_rtx):Update call of rtx_cost.
606 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
607 (estimate_reg_pressure_cost): Update prototype.
608 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
609 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
611 * config/alpha/alpha.c (alpha_rtx_costs): Update.
612 (alpha_rtx_costs): Update.
613 * config/frv/frv.c (frv_rtx_costs): Update.
614 * config/s390/s390.c (s390_rtx_costs): Update.
615 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
616 (m32c_rtx_costs): Update.
617 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
618 (spu_rtx_costs): Update.
619 * config/sparc/sparc.c (sparc_rtx_costs): Update.
620 * config/m32r/m32r.c (m32r_rtx_costs): Update.
621 * config/i386/i386.c (:ix86_address_cost): Update.
622 (ix86_rtx_costs): Update.
623 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
624 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
625 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
626 * config/crx/crx.c (crx_address_cost): Update.
627 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
628 * config/stormy16/stormy16.c
629 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
630 * config/m68hc11/m68hc11.c
631 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
632 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
633 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost): Update.
634 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs): Update
635 * config/ia64/ia64.c (ia64_rtx_costs): Update.
636 * config/m68k/m68k.c (m68k_rtx_costs): Update.
637 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
638 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
639 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
640 (mcore_rtx_costs): update.
641 * config/score/score3.c (score3_rtx_costs): Update.
642 * config/score/score7.c (score7_rtx_costs): Update.
643 * config/score/score3.h (score3_rtx_costs):Update.
644 * config/score/score7.h (score7_rtx_costs): Update.
645 * config/score/score.c (score_rtx_costs): Update.
646 * config/arm/arm.c (arm_address_cost): Update.
647 (arm_rtx_costs_1): Update.
648 (arm_rtx_costs_1): Update.
649 (arm_size_rtx_costs): Update.
650 (arm_size_rtx_costs): Update.
651 (arm_size_rtx_costs): Update.
652 (arm_xscale_rtx_costs): Update.
653 (arm_thumb_address_cost): Update.
654 * config/pa/pa.c (hppa_address_cost): Update.
655 * config/mips/mips.c (mips_rtx_costs): Update.
656 * config/vax/vax.c (vax_address_cost): Update.
657 * config/h8300/h8300.c (h8300_shift_costs): Update.
658 (h8300_rtx_costs): Update.
659 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
660 (v850_rtx_costs): Update.
661 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
663 (bfin_address_cost): Update.
664 (bfin_rtx_costs): Update.
665 * stmt.c (lshift_cheap_p): Update.
667 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
670 * expmed.c (extract_bit_field_1): Check the mode size to make
671 sure the vector modes have the same size.
673 2008-08-29 Michael Meissner <gnu@the-meissners.org>
675 * dojump.c (top level): Include basic-block.h to declare
676 optimize_insn_for_speed_p
678 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
680 * opts.h (CL_SAVE): New option class for marking options that are
681 target specific options usable in the target attribute.
682 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
684 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
685 can easily find the target specific options that are safe to use
686 in the attribute or pragma.
688 * attribs.c (decl_attributes): Change #pragma GCC option to
689 #pragma GCC target, and attribute((option(...))) to
690 attribute((target(...))).
692 * doc/extend.texi (target attribute): Change from option
693 attribute. Delete push/pop/reset.
694 (#pragma GCC target): Change from #pragma GCC option. Delete
696 (#pragma GCC push_options): Document new pragma.
697 (#pragma GCC pop_options): Document new pragma.
698 (#pragma GCC reset_options): Document new pragma.
700 * targhooks.c (default_target_option_valid_attribute_p): Add
701 warning about port not supporting target attributes.
702 (default_target_option_pragma_parse): New function, warn about
703 #pragma GCC target not being supported.
705 * targhooks.h (default_target_option_pragma_parse): Add
708 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
709 TI_CURRENT_OPTION_PRAGMA.
710 (current_target_pragma): Rename from current_option_pragma.
712 * target.h: (struct target_option): Delete booleans for changing
713 the optimization level on hot/cold functions. Change signature of
714 pragma_parse hook to take a second tree.
716 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
718 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
719 that the declaration is done at global scope.
721 * langhooks.c (add_builtin_function_common): Move most of the code
722 from add_builtin_function here, calling the hook passed in.
723 (add_builtin_function): Call add_builtin_function_common with
724 standard builtin hook.
725 (add_builtin_function_ext_scope): New function to add builtins to
728 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
730 (add_builtin_function_ext_scope): Add declaration.
732 * c-pragma.c (handle_pragma_target): Rename from
733 handle_pragma_option, #pragma GCC option is now #pragma GCC
734 target. Move warning about port not supporting target options to
735 default pragma parse hook. Remove push/pop/reset from this
737 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
738 (option_stack): Delete static variable.
739 (optimize_stack): Ditto.
740 (optons_stack): New stack of saved target and optimization
742 (handle_pragma_push_options): New function to handle pushing both
743 target and optimization options.
744 (handle_pragma_pop_options): New function to handle popping both
745 target and optimization options.
746 (handle_pragma_reset_options): New function to handle resetting
747 both target and optimization options to their initial state.
748 (init_pragma): Rename handle_pragma_option to
749 handle_pragma_target. Add support for push_options, pop_options,
750 and reset_options pragmas.
752 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
753 default_target_option_pragma_parse.
754 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
755 default_target_option_valid_attribute_p.
756 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
757 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
758 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
759 optimization level on hot/cold functions.
761 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
762 if the caller and callee have different optimization levels.
764 * c-common.c (handle_target_attribute): Rename from
765 handle_option_attribute, attribute((option(...))) is now
766 attribute((target(...))). Move warning if the port does not
767 support target attributes to the default hook.
768 (handle_hot_attribute): Delete code to change the optimization
769 level of hot functions.
770 (handle_cold_attribute): Ditto.
772 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
773 argument that is the binary tree options to use if there are no
774 arguments. Call ix86_valid_target_attribute_tree instead of
775 ix86_valid_option_attribute_tree.
776 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
777 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
778 ix86_pragma_option_parse.
780 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
781 Rename from ix86_valid_option_attribute_tree.
783 * config/i386/i386.c (ix86_add_new_builtins): New function to add
784 new builtins when the ISA changes.
785 (ix86_valid_target_attribute_tree): Rename from
786 ix86_valid_option_attribute_tree. Change callers. If the
787 function specified optimization options, use those as the starting
788 point before setting up the target attributes. If the
789 optimization options were changed in the course of setting the
790 target attributes, record the new optimization options.
791 (ix86_valid_target_attribute_tree_inner_p): Rename from
792 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
793 ix86_add_new_builtins if the ISA changed.
794 (ix86_valid_target_attribute_p): Rename from
795 ix86_valid_option_attribute_p. Change callers.
796 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
797 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
798 as delayed builtin functions.
799 (struct builtin_isa): New structure to record builtin functions
800 that should be delayed until the ISA for that function is used.
801 (ix86_builtins_isa): Change from int to struct to track builtin
802 functions we want to declare at some point.
803 (def_builtin): If the front end can delay defining the builtin
804 functions, don't create builtins for ISAs not part of the default
806 (def_builtin_const): Ditto.
807 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
808 __builtin_ia32_pcmov_v2di to be different builtin functions.
809 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
810 a structure instead of an int.
811 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
812 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
813 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
814 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
817 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
818 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
820 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
821 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
822 (LANG_HOOKS_INITIALIZER): Add
823 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
825 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
828 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
829 the reload address with the index register for SFmode
830 access with a displacement.
832 2008-08-30 Jan Hubicka <jh@suse.cz>
834 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
835 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
836 * dojump.c (do_jump): Likewise.
837 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
838 (note-if_info): Add BRANCH_COST.
839 (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask,
840 noce_try_cmove_arith, noce_try_cmove_arith, noce_try_cmove_arith,
841 noce_find_if_block, find_if_case_1, find_if_case_2): Use compuated
843 * expr.h (BRANCH_COST): Update default.
844 * predict.c (predictable_edge_p): New function.
845 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
846 Update BRANCH_COST call.
847 * basic-block.h (predictable_edge_p): Declare.
848 * config/alpha/alpha.h (BRANCH_COST): Update.
849 * config/frv/frv.h (BRANCH_COST): Update.
850 * config/s390/s390.h (BRANCH_COST): Update.
851 * config/spu/spu.h (BRANCH_COST): Update.
852 * config/sparc/sparc.h (BRANCH_COST): Update.
853 * config/m32r/m32r.h (BRANCH_COST): Update.
854 * config/i386/i386.h (BRANCH_COST): Update.
855 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
856 * config/sh/sh.h (BRANCH_COST): Update.
857 * config/pdp11/pdp11.h (BRANCH_COST): Update.
858 * config/avr/avr.h (BRANCH_COST): Update.
859 * config/crx/crx.h (BRANCH_COST): Update.
860 * config/xtensa/xtensa.h (BRANCH_COST): Update.
861 * config/stormy16/stormy16.h (BRANCH_COST): Update.
862 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
863 * config/iq2000/iq2000.h (BRANCH_COST): Update.
864 * config/ia64/ia64.h (BRANCH_COST): Update.
865 * config/rs6000/rs6000.h (BRANCH_COST): Update.
866 * config/arc/arc.h (BRANCH_COST): Update.
867 * config/score/score.h (BRANCH_COST): Update.
868 * config/arm/arm.h (BRANCH_COST): Update.
869 * config/pa/pa.h (BRANCH_COST): Update.
870 * config/mips/mips.h (BRANCH_COST): Update.
871 * config/vax/vax.h (BRANCH_COST): Update.
872 * config/h8300/h8300.h (BRANCH_COST): Update.
873 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
874 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
875 * doc/tm.texi (BRANCH_COST): Update.
877 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
880 * config/arm/arm.c (arm_optimization_options): Set
881 flag_section_anchors to 2 instead of 1 to distinguish it from
882 -fsection-anchors given explicitely on the command line.
884 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
886 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
887 final insn of a split.
889 2008-08-30 Jan Hubicka <jh@suse.cz>
891 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
893 * final.c (compute_alignments): Use optimize_bb_for_size_p.
894 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
895 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
896 flag_gcse_after_reload_set): New static vars.
897 (common_handle_option): Enable those flags for profile-use.
898 (decode_options): Remove optimize_size flags that are handled
899 on higher granuality.
900 * tree-vectorizer.c (vectorize_loops): Use
901 optimize_loop_nest_for_speed_p.
902 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
903 * tree-predcom.c (tree_predictive_commoning): Use
904 optimize_loop_for_speed_p.
905 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
906 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
907 * predict.c (optimize_loop_for_speed_p): Fix walk.
909 2008-08-30 Jan Hubicka <jh@suse.cz>
911 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
913 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
914 profile presence locally.
916 2008-08-29 Joseph Myers <joseph@codesourcery.com>
919 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
922 2008-08-29 Jan Hubicka <jh@suse.cz>
924 * tree-inline.c (insert_init_stmt): Insert sequence even when
927 2008-08-29 Jeff Law <law@redhat.com>
929 * mn10300.c (mn10300_secondary_reload_class): We need secondary
930 reloads for AM33-2 if IN is a pseudo with an equivalent memory
931 location and class is an FP register.
933 2008-08-29 Jan Hubicka <jh@suse.cz>
935 * see.c (see_merge_one_def_extension): Silence used uninitialized
937 * matrix-reorg.c (check_allocation_function): Likewise.
938 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
940 2008-08-29 Jakub Jelinek <jakub@redhat.com>
943 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
944 compute new & and | in type rather than TREE_TYPE (arg0).
946 * dwarf2out.c (fortran_common): Update comment.
947 (gen_variable_die): Swap com_die and var_die variables in Fortran
948 COMMON block handling code.
950 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
952 * dwarf2out.c (gen_const_die): New function.
953 (size_of_die, value_format, output_die): Output larger
954 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
955 (native_encode_initializer): New function.
956 (tree_add_const_value_attribute): Call it.
957 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
959 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
960 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
961 TREE_THIS_VOLATILE to add_type_attribute.
963 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
965 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
968 * dwarf2out.c (loc_by_reference): New function.
969 (add_location_or_const_value_attribute): Use it.
972 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
973 as DW_TAG_variable children of DW_TAG_common_block rather than
974 DW_TAG_member children. Put DW_AT_external to individual
975 DW_TAG_variable DIEs, not to DW_TAG_common_block.
977 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
978 loc_descriptor_from_tree_1.
982 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
983 arguments to imported_module_or_decl.
984 (debug_nothing_tree_tree): Removed.
985 (debug_nothing_tree_tree_tree_bool): New prototype.
986 * debug.c (do_nothing_debug_hooks): Adjust.
987 (debug_nothing_tree_tree): Removed.
988 (debug_nothing_tree_tree_tree_bool): New function.
989 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
990 (gen_variable_die): Put all common vars for the
991 same COMMON block under one DW_TAG_common_block.
992 (declare_in_namespace): Return new context_die, for Fortran
993 return the module DIE instead of adding extra declarations into
995 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
996 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
997 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
999 (dwarf2out_global_decl): Don't skip Fortran global vars.
1000 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
1001 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
1002 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
1003 DW_TAG_imported_declaration as child of previous
1004 DW_TAG_imported_module.
1005 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
1006 * sdbout.c (sdb_debug_hooks): Likewise.
1007 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1009 2008-08-29 Jan Hubicka <jh@suse.cz>
1011 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
1013 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
1014 * ipa-cp.c (n_cloning_candidates): New static variable.
1015 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
1016 (ipcp_print_all_lattices): Improve debug output.
1017 (ipcp_cloning_candidate_p): New function.
1018 (ipcp_initialize_node_lattices): Use it.
1019 (ipcp_init_stage): Do only analyzis here; prettier debug output.
1020 (ipcp_propagate_stage): Prettier debug output.
1021 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
1022 (ipcp_print_all_structures): Remove.
1023 (ipcp_need_redirect_p): Test !n_cloning_candidates.
1024 (ipcp_insert_stage): Prettier debug output; call
1025 cgraph_remove_unreachable_nodes before propagating.
1026 (pass_ipa_cp): Schedule function removal pass.
1027 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
1029 (cgraph_maybe_hot_edge_p): Move to ...
1030 * predict.c (cgraph_maybe_hot_edge_p) ... here.
1031 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
1032 (common_handle_option): Set them; enable ipa-cp when profiling.
1033 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
1034 (ipa_print_all_jump_functions): Likewise.
1035 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
1036 (ipa_print_node_params, ipa_print_all_params): New.
1037 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
1038 ipa_print_all_param_flags): Remove.
1039 (ipa_print_node_params, ipa_print_all_params): New.
1041 2008-08-29 Bob Wilson <bob.wilson@acm.org>
1043 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
1044 change from 2008-04-03.
1045 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
1047 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1051 * ira-color.c (push_allocnos_to_stack): Truncate
1052 removed_splay_allocno_vec.
1054 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1057 * ira-color (ira_fast_allocation): Don't assign hard registers to
1060 2008-08-29 Jan Hubicka <jh@suse.cz>
1063 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
1064 for cold internal loops.
1066 2008-08-29 Richard Guenther <rguenther@suse.de>
1068 * tree-ssa-structalias.c (create_variable_info_for): Do not
1069 create fields for heap vars or vars with a noalias state.
1070 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
1073 2008-08-29 Richard Guenther <rguenther@suse.de>
1075 * common.opt (ftree-store-ccp): Mark as preserved for
1076 backward compatibility.
1077 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
1078 * tree-pass.h (pass_store_ccp): Remove.
1079 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
1080 (first_vdef): Remove declaration.
1081 (get_value_loaded_by): Likewise.
1082 * tree-ssa-ccp.c (do_store_ccp): Remove.
1083 (get_default_value): Simplify as do_store_ccp is always false
1084 now. Do not initialize mem_ref.
1085 (set_value_varying): Likewise.
1086 (canonicalize_float_value): Likewise.
1087 (set_lattice_value): Likewise.
1088 (likely_value): Likewise.
1089 (surely_varying_stmt_p): Likewise.
1090 (ccp_initialize): Likewise.
1091 (ccp_lattice_meet): Likewise.
1092 (ccp_visit_phi_node): Likewise.
1093 (ccp_fold): Likewise.
1094 (evaluate_stmt): Likewise.
1095 (visit_assignment): Likewise.
1096 (ccp_visit_stmt): Likewise.
1097 (execute_ssa_ccp): Fold into ...
1098 (do_ssa_ccp): ... this.
1099 (do_ssa_store_ccp): Remove.
1100 (gate_store_ccp): Likewise.
1101 (pass_store_ccp): Likewise.
1102 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
1104 * tree-ssa-propagate.c (first_vdef): Remove.
1105 (get_value_loaded_by): Likewise.
1106 (replace_vuses_in): Likewise.
1107 (substitute_and_fold): Do not call replace_vuses_in.
1108 * opts.c (decode_options): Do not set flag_tree_store_ccp.
1110 2008-08-29 Richard Guenther <rguenther@suse.de>
1113 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
1114 PARAM_NOALIAS tags with is_heapvar.
1115 * tree-ssa-operands.c (access_can_touch_variable): Offset
1116 based tests do not apply for heapvars. Fix offset test.
1118 2008-08-29 Jan Hubicka <jh@suse.cz>
1120 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
1121 (-fipa-cp-clone): Enabled by default at -O3.
1122 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
1123 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
1125 2008-08-29 Jan Hubicka <jh@suse.cz>
1127 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
1129 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
1131 * gimple.c (giple_copy_call_skip_args): New function.
1132 (giple_copy_call_skip_args): Declare.
1134 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
1135 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
1136 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
1137 (ipcp_create_replace_map): Improve debug output.
1138 (ipcp_need_redirect_p): Return false when not clonning.
1139 (ipcp_update_callgraph): Skip args.
1140 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
1142 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
1143 (save_inline_function_body): Update call of tree_function_versioning.
1144 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
1145 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
1146 (tree_function_versioning): Likewise.
1147 * tree-inline.h (tree_function_versioning): Update prototype.
1149 2008-08-29 Jan Hubicka <jh@suse.cz>
1151 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
1152 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
1153 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
1154 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
1155 * value-prof.c (gimple_divmod_fixed_value_transform,
1156 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
1157 gimple_stringops_transform): Use optimize_bb_for_size_p.
1158 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
1159 * final.c (compute_alignments): Use optimize_function_for_size_p.
1160 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
1161 (fold_builtin_strcpy, fold_builtin_fputs): Use
1162 optimize_function_for_size_p.
1163 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
1164 * recog.c (relax_delay_slots): Likewise.
1165 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
1166 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
1167 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
1168 optimize_function_for_size_p.
1169 (cgraph_decide_inlining_of_small_function): Use
1170 optimize_function_for_size_p.
1171 * global.c (find_reg): Use optimize_function_for_size_p.
1172 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
1173 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
1174 flag_prefetch_loop_arrays. Those can work it out from profile.
1175 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
1176 optimize_loop_for_speed_p.
1177 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
1179 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
1180 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
1181 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
1182 * local-alloc.c (block_alloc): Pass BB pointer.
1183 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
1184 * gcse.c (gcse_main): Use optimize_function_for_size_p.
1185 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
1186 (decide_peel_completely): Likewise.
1187 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
1188 optimize_loop_for_size_p.
1189 (vect_enhance_data_refs_alignment): Likewise.
1190 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
1191 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
1192 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
1193 (try_crossjump_bb): Use optimize_bb_for_size_p.
1194 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
1195 optimize_loop_for_speed_p.
1196 * bb-reorder.c (find_traces_1_round): Likewise.
1197 (copy_bb): Use optimize_bb_for_speed_p.
1198 (duplicate_computed_gotos): Likewise.
1199 * basic-block.h (optimize_loop_nest_for_size_p,
1200 optimize_loop_nest_for_speed_p): New.
1201 * stmt.c (expand_case): Use optimize_insn_for_size_p.
1203 2008-08-29 Tristan Gingold <gingold@adacore.com>
1205 * gcov.c (main): Call expandargv.
1207 2008-08-29 Jan Hubicka <jh@suse.cz>
1209 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
1211 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1213 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
1214 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1216 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
1218 2008-08-29 Jan Hubicka <jh@suse.cz>
1220 * tree-pass.h (pass_strip_predict_hints): Declare.
1221 * predict.c (strip_builtin_expect): Rename to ...
1222 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
1223 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
1224 (tree_estimate_probability): Do not strip builtin_expect.
1225 (pass_strip_predict_hints): New pass.
1226 * tree-inline.c (expand_call_inline): When inlining cold function, predict
1228 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
1230 2008-08-29 Richard Guenther <rguenther@suse.de>
1232 PR tree-optimization/37207
1233 * tree-vrp.c (extract_range_from_binary_expr): Also try
1234 to constant fold if only one of the operands is a constant.
1236 2008-08-29 Nick Clifton <nickc@redhat.com>
1238 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
1239 the same way as SYMBOL_REFs.
1241 2008-08-28 Bob Wilson <bob.wilson@acm.org>
1243 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
1245 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
1247 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
1248 * config/mips/mips.md (branch_likely): Remove const. Fix
1250 (define_delay for type "branch"): Change to only apply for branch
1251 with likely variant.
1252 (define_delay for type "branch" and "branch_likely" no). New delay
1254 (equality_op): New code iterator.
1255 (bbv, bbinv): New code attributes.
1256 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
1259 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1260 Andrew Pinski <pinskia@gcc.gnu.org>
1263 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
1265 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
1267 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
1268 rule that a symbolic constant must be defined and >= 0 for the
1269 corresponding facility to be present at compile-time.
1270 * gthr-posix.c: Likewise.
1272 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
1274 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
1275 * config/mips/mips.md (D): New mode attribute.
1276 (mulsi3, muldi3): Merge it into ...
1277 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
1279 (muldi3_mul3): New pattern.
1280 (mulsi3_mult3): Rename to mulsi3_mul3.
1282 2008-08-28 Jan Hubicka <jh@suse.cz>
1284 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
1286 * predict.c (always_optimize_for_size_p): Rename to ...
1287 (optimize_function_for_size): ... this one; make extern.
1288 (optimize_function_for_speed_p): New.
1289 (optimize_bb_for_size_p, optimize_bb_for_size_p,
1290 optimize_edge_for_size_p,optimize_edge_for_size_p,
1291 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
1292 * basic-block.h (optimize_function_for_size_p,
1293 optimize_function_for_speed_p): Declare.
1294 * i386.md (optimize_size checks): Replace them by appropriate
1296 (standard_80387_constant_p, ix86_compute_frame_layout,
1297 ix86_expand_epilogue, ix86_decompose_address,
1298 print_operand, emit_i387_cw_initialization,
1299 inline_memory_move_cost, ix86_pad_returns,
1300 ix86_reorg): Replace optimize_size checks.
1302 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
1304 * rtl.h (simplify_subreg_regno): Declare.
1305 * rtlanal.c (simplify_subreg_regno): New function, split out from...
1306 * simplify-rtx.c (simplify_subreg): ...here.
1307 * reload.c (find_reloads): Use simplify_subreg_regno instead of
1308 subreg_offset_representable_p.
1310 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1313 * c-typeck.c (convert_for_assignment): Give a note describing what
1314 was passed and what was expected.
1316 2008-08-28 Joey Ye <joey.ye@intel.com>
1318 * doc/extend.texi: Document AVX built-in functions.
1319 * doc/invoke.texi: Document -mavx.
1321 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
1322 Joey Ye <joey.ye@intel.com>
1323 Xuepeng Guo <xuepeng.guo@intel.com>
1325 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
1327 * config/i386/cpuid.h (bit_FMA): New.
1328 (bit_XSAVE): Likewise.
1329 (bit_OSXSAVE): Likewise.
1330 (bit_AVX): Likewise.
1332 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
1333 define. Use ASM_OUTPUT_AVX_PREFIX.
1335 * config/i386/gmmintrin.h: New.
1337 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
1338 (OPTION_MASK_ISA_AVX_SET): New.
1339 (OPTION_MASK_ISA_FMA_SET): Likewise.
1340 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
1341 (OPTION_MASK_ISA_FMA_SET): Likewise.
1342 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
1343 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
1344 (pta_flags): Add PTA_AVX and PTA_FMA.
1345 (override_options): Handle PTA_AVX and PTA_FMA.
1346 (init_cumulative_args): Handle warn_avx.
1347 (classify_argument): Return 0 for COImode and OImode. Return
1348 1 and X86_64_AVX_CLASS for 256bit vector types.
1349 (examine_argument): Handle X86_64_AVX_CLASS.
1350 (construct_container): Likewise.
1351 (function_arg_advance_32): Pass OImode and 256bit vector types
1353 (function_arg_advance_64): Take a new argument to indicate if a
1354 parameter is named. Handle 256bit vector types. Return
1355 immediately for unnamed 256bit vector mode parameters.
1356 (function_arg_advance): Updated.
1357 (function_arg_32): Add comments for TImode. Handle OImode
1358 and 256bit vector types.
1359 (function_arg_64): Take a new argument to indicate if a
1360 parameter is named. Handle 256bit vector types. Return NULL
1361 for unnamed 256bit vector mode parameters.
1362 (function_arg): Updated.
1363 (setup_incoming_varargs_64): Support
1364 AVX encoding for *sse_prologue_save_insn.
1365 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
1366 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
1367 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
1368 enabled, otherwise return -3.
1369 (standard_sse_constant_opcode): Handle AVX and 256bit vector
1371 (print_reg): Support AVX registers. Handle 'x' and 't'.
1372 Handle 'd' to duplicate the operand.
1373 (print_operand): Likewise. Also support AVX vector compare
1375 (output_387_binary_op): Support AVX.
1376 (output_fp_compare): Likewise.
1377 (ix86_expand_vector_move_misalign): Likewise.
1378 (ix86_attr_length_vex_default): New.
1379 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
1380 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
1381 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
1382 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
1383 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
1384 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
1385 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
1386 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
1387 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
1388 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
1389 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
1390 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
1391 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
1392 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
1393 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
1394 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
1395 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
1396 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
1397 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
1398 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
1399 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
1400 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
1401 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
1402 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
1403 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
1404 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
1405 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
1406 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
1407 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
1408 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
1409 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
1410 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
1411 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
1412 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
1413 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
1414 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
1415 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
1416 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
1417 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
1418 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
1419 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
1420 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
1421 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
1422 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
1423 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
1424 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
1425 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
1426 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
1427 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
1428 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
1429 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
1430 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
1431 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
1432 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
1433 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
1434 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
1435 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
1436 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
1437 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
1438 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
1439 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
1440 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
1441 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
1442 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
1443 and IX86_BUILTIN_MOVMSKPS256,
1444 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
1445 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
1446 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
1447 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
1448 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
1449 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
1450 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
1451 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
1452 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
1453 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
1454 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
1455 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
1456 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
1457 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
1458 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
1459 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
1460 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
1461 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
1462 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
1463 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
1464 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
1465 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
1466 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
1467 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
1468 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
1469 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
1470 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
1471 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
1472 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
1473 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
1474 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
1475 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
1476 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
1477 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
1478 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
1479 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
1480 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
1481 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
1482 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
1483 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
1484 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
1485 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
1486 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
1487 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
1488 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
1489 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
1490 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
1491 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
1492 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
1493 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
1494 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
1495 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
1496 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
1497 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
1498 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
1499 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
1500 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
1501 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
1503 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
1504 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
1505 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
1506 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
1507 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
1508 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
1509 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
1510 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
1511 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
1512 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
1513 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
1514 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
1515 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
1516 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
1517 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
1518 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
1519 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
1520 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
1521 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
1522 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
1523 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
1524 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
1525 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
1526 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
1527 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
1528 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
1529 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
1530 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
1531 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
1532 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
1533 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
1534 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
1535 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
1536 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
1537 IX86_BUILTIN_MOVMSKPS256.
1538 (ix86_init_mmx_sse_builtins): Support AVX builtins.
1539 (ix86_expand_args_builtin): Likewise.
1540 (ix86_expand_special_args_builtin): Likewise.
1541 (ix86_hard_regno_mode_ok): Handle AVX modes.
1542 (ix86_expand_vector_init_duplicate): Likewise.
1543 (ix86_expand_vector_init_one_nonzero): Likewise.
1544 (ix86_expand_vector_init_one_var): Likewise.
1545 (ix86_expand_vector_init_concat): Likewise.
1546 (ix86_expand_vector_init_general): Likewise.
1547 (ix86_expand_vector_set): Likewise.
1548 (ix86_vector_mode_supported_p): Likewise.
1549 (x86_extended_reg_mentioned_p): Check INSN_P before using
1552 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
1553 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
1555 * config/i386/i386.h (TARGET_AVX): New.
1556 (TARGET_FMA): Likewise.
1557 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
1558 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
1559 (VALID_AVX256_REG_MODE): New.
1560 (AVX256_VEC_FLOAT_MODE_P): Likewise.
1561 (AVX_FLOAT_MODE_P): Likewise.
1562 (AVX128_VEC_FLOAT_MODE_P): Likewise.
1563 (AVX256_VEC_FLOAT_MODE_P): Likewise.
1564 (AVX_VEC_FLOAT_MODE_P): Likewise.
1565 (ASM_OUTPUT_AVX_PREFIX): Likewise.
1566 (ASM_OUTPUT_OPCODE): Likewise.
1567 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
1569 (SSE_REG_MODE_P): Allow 256bit vector modes.
1570 (ix86_args): Add a warn_avx field.
1572 * config/i386/i386.md (UNSPEC_PCMP): New.
1573 (UNSPEC_VPERMIL): Likewise.
1574 (UNSPEC_VPERMIL2): Likewise.
1575 (UNSPEC_VPERMIL2F128): Likewise.
1576 (UNSPEC_MASKLOAD): Likewise.
1577 (UNSPEC_MASKSTORE): Likewise.
1578 (UNSPEC_CAST): Likewise.
1579 (UNSPEC_VTESTP): Likewise.
1580 (UNSPECV_VZEROALL): Likewise.
1581 (UNSPECV_VZEROUPPER): Likewise.
1582 (XMM0_REG): Likewise.
1583 (XMM1_REG): Likewise.
1584 (XMM2_REG): Likewise.
1585 (XMM3_REG): Likewise.
1586 (XMM4_REG): Likewise.
1587 (XMM5_REG): Likewise.
1588 (XMM6_REG): Likewise.
1589 (XMM8_REG): Likewise.
1590 (XMM9_REG): Likewise.
1591 (XMM10_REG): Likewise.
1592 (XMM11_REG): Likewise.
1593 (XMM12_REG): Likewise.
1594 (XMM13_REG): Likewise.
1595 (XMM14_REG): Likewise.
1596 (XMM15_REG): Likewise.
1598 (prefix_vex_imm8): Likewise.
1599 (prefix_vex_w): Likewise.
1600 (length_vex): Likewise.
1603 (*avx_ashlti3): Likewise.
1604 (*avx_lshrti3): Likewise.
1605 (*avx_setcc<mode>): Likewise.
1606 (*fop_<mode>_comm_mixed_avx): Likewise.
1607 (*fop_<mode>_comm_avx): Likewise.
1608 (*fop_<mode>_1_mixed_avx): Likewise.
1609 (*fop_<mode>_1_avx): Likewise.
1610 (*avx_<code><mode>3): Likewise.
1611 (*avx_ieee_smin<mode>3): Likewise.
1612 (*avx_ieee_smax<mode>3): Likewise.
1613 (mode): Add OI, V8SF and V4DF.
1614 (length): Support VEX prefix.
1615 (*cmpfp_i_mixed): Set prefix attribute.
1616 (*cmpfp_i_sse): Likewise.
1617 (*cmpfp_iu_mixed): Likewise.
1618 (*cmpfp_iu_sse): Likewise.
1619 (*movsi_1): Support AVX.
1620 (*movdi_2): Likewise.
1621 (*movdi_1_rex64): Likewise.
1622 (*movti_internal): Likewise.
1623 (*movti_rex64): Likewise.
1624 (*movsf_1): Likewise.
1625 (*movdf_nointeger): Likewise.
1626 (*movdf_integer_rex64): Likewise.
1627 (*movtf_internal): Likewise.
1628 (zero_extendsidi2_32): Likewise.
1629 (zero_extendsidi2_rex64): Likewise.
1630 (*extendsfdf2_mixed): Likewise.
1631 (*extendsfdf2_sse): Likewise.
1632 (*truncdfsf_fast_mixed): Likewise.
1633 (*truncdfsf_fast_sse): Likewise.
1634 (*truncdfsf_mixed): Likewise.
1635 (fix_trunc<mode>di_sse): Likewise.
1636 (fix_trunc<mode>si_sse): Likewise.
1637 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
1638 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
1639 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
1640 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
1641 (*rcpsf2_sse): Likewise.
1642 (*rsqrtsf2_sse): Likewise.
1643 (*sqrt<mode>2_sse): Likewise.
1644 (sse4_1_round<mode>2): Likewise.
1645 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
1646 Support AVX. Set length attribute properly for AVX.
1648 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
1649 (VECTOR_MODES (FLOAT, 32)): Likewise.
1650 (VECTOR_MODE (INT, DI, 8)): Likewise.
1651 (VECTOR_MODE (INT, HI, 32)): Likewise.
1652 (VECTOR_MODE (INT, QI, 64)): Likewise.
1653 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
1654 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
1655 (VECTOR_MODE (INT, DI, 4)): Removed.
1656 (VECTOR_MODE (INT, SI, 8)): Likewise.
1657 (VECTOR_MODE (INT, HI, 16)): Likewise.
1658 (VECTOR_MODE (INT, QI, 32)): Likewise.
1659 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
1660 (INT_MODE (OI, 32)): Likewise.
1662 * config/i386/i386.opt (mavx): New.
1665 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
1667 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
1668 (*mov<mode>_internal_avx): New.
1669 (*movv2sf_internal_rex64_avx): Likewise.
1670 (*movv2sf_internal_avx): Likewise.
1672 * config/i386/predicates.md (const_4_to_5_operand): New.
1673 (const_6_to_7_operand): Likewise.
1674 (const_8_to_11_operand): Likewise.
1675 (const_12_to_15_operand): Likewise.
1676 (avx_comparison_float_operator): Likewise.
1678 * config/i386/sse.md (AVX256MODEI): New.
1679 (AVX256MODE): Likewise.
1680 (AVXMODEQI): Likewise.
1681 (AVXMODE): Likewise.
1682 (AVX256MODEF2P): Likewise.
1683 (AVX256MODE2P): Likewise.
1684 (AVX256MODE4P): Likewise.
1685 (AVX256MODE8P): Likewise.
1686 (AVXMODEF2P): Likewise.
1687 (AVXMODEF4P): Likewise.
1688 (AVXMODEDCVTDQ2PS): Likewise.
1689 (AVXMODEDCVTPS2DQ): Likewise.
1690 (avxvecmode): Likewise.
1691 (avxvecpsmode): Likewise.
1692 (avxhalfvecmode): Likewise.
1693 (avxscalarmode): Likewise.
1694 (avxcvtvecmode): Likewise.
1695 (avxpermvecmode): Likewise.
1696 (avxmodesuffixf2c): Likewise.
1697 (avxmodesuffixp): Likewise.
1698 (avxmodesuffixs): Likewise.
1699 (avxmodesuffix): Likewise.
1700 (vpermilbits): Likewise.
1701 (pinsrbits): Likewise.
1702 (mov<mode>): Likewise.
1703 (*mov<mode>_internal): Likewise.
1704 (push<mode>1): Likewise.
1705 (movmisalign<mode>): Likewise.
1706 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1707 (avx_movdqu<avxmodesuffix>): Likewise.
1708 (avx_lddqu<avxmodesuffix>): Likewise.
1709 (<plusminus_insn><mode>3): Likewise.
1710 (*avx_<plusminus_insn><mode>3): Likewise.
1711 (*avx_vm<plusminus_insn><mode>3): Likewise.
1712 (mul<mode>3): Likewise.
1713 (*avx_mul<mode>3): Likewise.
1714 (*avx_vmmul<mode>3): Likewise.
1715 (divv8sf3): Likewise.
1716 (divv4df3): Likewise.
1717 (avx_div<mode>3): Likewise.
1718 (*avx_div<mode>3): Likewise.
1719 (*avx_vmdiv<mode>3): Likewise.
1720 (avx_rcpv8sf2): Likewise.
1721 (*avx_vmrcpv4sf2): Likewise.
1722 (sqrtv8sf2): Likewise.
1723 (avx_sqrtv8sf2): Likewise.
1724 (*avx_vmsqrt<mode>2): Likewise.
1725 (rsqrtv8sf2): Likewise.
1726 (avx_rsqrtv8sf2): Likewise.
1727 (*avx_vmrsqrtv4sf2): Likewise.
1728 (<code><mode>3): Likewise.
1729 (*avx_<code><mode>3_finite): Likewise.
1730 (*avx_<code><mode>3): Likewise.
1731 (*avx_vm<code><mode>3): Likewise.
1732 (*avx_ieee_smin<mode>3): Likewise.
1733 (*avx_ieee_smax<mode>3): Likewise.
1734 (avx_addsubv8sf3): Likewise.
1735 (avx_addsubv4df3): Likewise.
1736 (*avx_addsubv4sf3): Likewise.
1737 (*avx_addsubv2df3): Likewise.
1738 (avx_h<plusminus_insn>v4df3): Likewise.
1739 (avx_h<plusminus_insn>v8sf3): Likewise.
1740 (*avx_h<plusminus_insn>v4sf3): Likewise.
1741 (*avx_h<plusminus_insn>v2df3): Likewise.
1742 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
1743 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
1744 (*avx_maskcmp<mode>3): Likewise.
1745 (avx_nand<mode>3): Likewise.
1746 (*avx_<code><mode>3): Likewise.
1747 (*avx_nand<mode>3): Likewise.
1748 (*avx_<code><mode>3): Likewise.
1749 (*avx_cvtsi2ss): Likewise.
1750 (*avx_cvtsi2ssq): Likewise.
1751 (*avx_cvtsi2sd): Likewise.
1752 (*avx_cvtsi2sdq): Likewise.
1753 (*avx_cvtsd2ss): Likewise.
1754 (avx_cvtss2sd): Likewise.
1755 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
1756 (avx_cvtps2dq<avxmodesuffix>): Likewise.
1757 (avx_cvttps2dq<avxmodesuffix>): Likewise.
1758 (*avx_cvtsi2sd): Likewise.
1759 (*avx_cvtsi2sdq): Likewise.
1760 (avx_cvtdq2pd256): Likewise.
1761 (avx_cvtpd2dq256): Likewise.
1762 (avx_cvttpd2dq256): Likewise.
1763 (*avx_cvtsd2ss): Likewise.
1764 (*avx_cvtss2sd): Likewise.
1765 (avx_cvtpd2ps256): Likewise.
1766 (avx_cvtps2pd256): Likewise.
1767 (*avx_movhlps): Likewise.
1768 (*avx_movlhps): Likewise.
1769 (avx_unpckhps256): Likewise.
1770 (*avx_unpckhps): Likewise.
1771 (avx_unpcklps256): Likewise.
1772 (*avx_unpcklps): Likewise.
1773 (avx_movshdup256): Likewise.
1774 (avx_movsldup256): Likewise.
1775 (avx_shufps256): Likewise.
1776 (avx_shufps256_1): Likewise.
1777 (*avx_shufps_<mode>): Likewise.
1778 (*avx_loadhps): Likewise.
1779 (*avx_storelps): Likewise.
1780 (*avx_loadlps): Likewise.
1781 (*avx_movss): Likewise.
1782 (*vec_dupv4sf_avx): Likewise.
1783 (*vec_concatv2sf_avx): Likewise.
1784 (*vec_concatv4sf_avx): Likewise.
1785 (*vec_setv4sf_0_avx): Likewise.
1786 (*vec_setv4sf_avx): Likewise.
1787 (*avx_insertps): Likewise.
1788 (avx_vextractf128<mode>): Likewise.
1789 (vec_extract_lo_<mode>): Likewise.
1790 (vec_extract_hi_<mode>): Likewise.
1791 (vec_extract_lo_<mode>): Likewise.
1792 (vec_extract_hi_<mode>): Likewise.
1793 (vec_extract_lo_v16hi): Likewise.
1794 (vec_extract_hi_v16hi): Likewise.
1795 (vec_extract_lo_v32qi): Likewise.
1796 (vec_extract_hi_v32qi): Likewise.
1797 (avx_unpckhpd256): Likewise.
1798 (*avx_unpckhpd): Likewise.
1799 (avx_movddup256): Likewise.
1800 (*avx_movddup): Likewise.
1801 (avx_unpcklpd256): Likewise.
1802 (*avx_unpcklpd): Likewise.
1803 (avx_shufpd256): Likewise.
1804 (avx_shufpd256_1): Likewise.
1805 (*avx_punpckhqdq): Likewise.
1806 (*avx_punpcklqdq): Likewise.
1807 (*avx_shufpd_<mode>): Likewise.
1808 (*avx_storehpd): Likewise.
1809 (*avx_loadhpd): Likewise.
1810 (*avx_loadlpd): Likewise.
1811 (*avx_movsd): Likewise.
1812 (*vec_concatv2df_avx): Likewise.
1813 (*avx_<plusminus_insn><mode>3): Likewise.
1814 (*avx_<plusminus_insn><mode>3): Likewise.
1815 (*avx_mulv8hi3): Likewise.
1816 (*avxv8hi3_highpart): Likewise.
1817 (*avx_umulv8hi3_highpart): Likewise.
1818 (*avx_umulv2siv2di3): Likewise.
1819 (*avx_mulv2siv2di3): Likewise.
1820 (*avx_pmaddwd): Likewise.
1821 (*avx_mulv4si3): Likewise.
1822 (*avx_ashr<mode>3): Likewise.
1823 (*avx_lshr<mode>3): Likewise.
1824 (*avx_ashl<mode>3): Likewise.
1825 (*avx_<code><mode>3): Likewise.
1826 (*avx_eq<mode>3): Likewise.
1827 (*avx_gt<mode>3): Likewise.
1828 (*avx_nand<mode>3): Likewise.
1829 (*avx_nand<mode>3): Likewise.
1830 (*avx_<code><mode>3): Likewise.
1831 (*avx_<code><mode>3): Likewise.
1832 (*avx_packsswb): Likewise.
1833 (*avx_packssdw): Likewise.
1834 (*avx_packuswb): Likewise.
1835 (*avx_punpckhbw): Likewise.
1836 (*avx_punpcklbw): Likewise.
1837 (*avx_punpckhwd): Likewise.
1838 (*avx_punpcklwd): Likewise.
1839 (*avx_punpckhdq): Likewise.
1840 (*avx_punpckldq): Likewise.
1841 (*avx_pinsr<avxmodesuffixs>): Likewise.
1842 (*avx_pinsrq): Likewise.
1843 (*avx_loadld): Likewise.
1844 (*vec_extractv2di_1_rex64_avx): Likewise.
1845 (*vec_extractv2di_1_avx): Likewise.
1846 (*vec_dupv2di_avx): Likewise.
1847 (*vec_concatv2si_avx): Likewise.
1848 (*vec_concatv4si_1_avx): Likewise.
1849 (*vec_concatv2di_avx): Likewise.
1850 (*vec_concatv2di_rex64_avx): Likewise.
1851 (*avx_uavgv16qi3): Likewise.
1852 (*avx_uavgv8hi3): Likewise.
1853 (*avx_psadbw): Likewise.
1854 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
1855 (*avx_phaddwv8hi3): Likewise.
1856 (*avx_phadddv4si3): Likewise.
1857 (*avx_phaddswv8hi3): Likewise.
1858 (*avx_phsubwv8hi3): Likewise.
1859 (*avx_phsubdv4si3): Likewise.
1860 (*avx_phsubswv8hi3): Likewise.
1861 (*avx_pmaddubsw128): Likewise.
1862 (*avx_pmulhrswv8hi3): Likewise.
1863 (*avx_pshufbv16qi3): Likewise.
1864 (*avx_psign<mode>3): Likewise.
1865 (*avx_palignrti): Likewise.
1866 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1867 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1868 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1869 (*avx_mpsadbw): Likewise.
1870 (*avx_packusdw): Likewise.
1871 (*avx_pblendvb): Likewise.
1872 (*avx_pblendw): Likewise.
1873 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1874 (avx_ptest256): Likewise.
1875 (avx_roundp<avxmodesuffixf2c>256): Likewise.
1876 (*avx_rounds<ssemodesuffixf2c>): Likewise.
1877 (*avx_aesenc): Likewise.
1878 (*avx_aesenclast): Likewise.
1879 (*avx_aesdec): Likewise.
1880 (*avx_aesdeclast): Likewise.
1881 (avx_vzeroupper): Likewise.
1882 (avx_vzeroupper_rex64): Likewise.
1883 (avx_vpermil<mode>): Likewise.
1884 (avx_vpermilvar<mode>3): Likewise.
1885 (avx_vpermil2<mode>3): Likewise.
1886 (avx_vperm2f128<mode>3): Likewise.
1887 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1888 (avx_vbroadcastss256): Likewise.
1889 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
1890 (avx_vinsertf128<mode>): Likewise.
1891 (vec_set_lo_<mode>): Likewise.
1892 (vec_set_hi_<mode>): Likewise.
1893 (vec_set_lo_<mode>): Likewise.
1894 (vec_set_hi_<mode>): Likewise.
1895 (vec_set_lo_v16hi): Likewise.
1896 (vec_set_hi_v16hi): Likewise.
1897 (vec_set_lo_v32qi): Likewise.
1898 (vec_set_hi_v32qi): Likewise.
1899 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1900 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1901 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
1902 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
1903 (vec_init<mode>): Likewise.
1904 (*vec_concat<mode>_avx): Likewise.
1905 (blendbits): Support V8SF and V4DF.
1906 (sse2_movq128): Support AVX.
1907 (<sse>_movnt<mode>): Likewise.
1908 (sse2_movntv2di): Likewise.
1909 (sse_rcpv4sf2): Likewise.
1910 (sse_sqrtv4sf2): Likewise.
1911 (sse_rsqrtv4sf2): Likewise.
1912 (<sse>_comi): Likewise.
1913 (<sse>_ucomi): Likewise.
1914 (sse_cvtss2si): Likewise.
1915 (sse_cvtss2si_2): Likewise.
1916 (sse_cvtss2siq): Likewise.
1917 (sse_cvtss2siq_2): Likewise.
1918 (sse_cvttss2si): Likewise.
1919 (sse_cvttss2siq): Likewise.
1920 (sse2_cvtsd2si): Likewise.
1921 (sse2_cvtsd2si_2): Likewise.
1922 (sse2_cvtsd2siq): Likewise.
1923 (sse2_cvtsd2siq_2): Likewise.
1924 (sse2_cvttsd2si): Likewise.
1925 (sse2_cvttsd2siq): Likewise.
1926 (sse2_cvtdq2pd): Likewise.
1927 (*sse2_cvtpd2dq): Likewise.
1928 (*sse2_cvttpd2dq): Likewise.
1929 (*sse2_cvtpd2ps): Likewise.
1930 (sse2_cvtps2pd): Likewise.
1931 (sse3_movshdup): Likewise.
1932 (sse3_movsldup): Likewise.
1933 (sse_storehps): Likewise.
1934 (*sse4_1_extractps): Likewise.
1935 (sse2_storelpd): Likewise.
1936 (vec_dupv2df_sse3): Likewise.
1937 (*vec_concatv2df_sse3): Likewise.
1938 (*sse4_1_pextrb): Likewise.
1939 (*sse4_1_pextrb_memory): Likewise.
1940 (*sse2_pextrw): Likewise.
1941 (*sse4_1_pextrw_memory): Likewise.
1942 (*sse4_1_pextrd): Likewise.
1943 (*sse4_1_pextrq): Likewise.
1944 (sse2_pshufd_1): Likewise.
1945 (sse2_pshuflw_1): Likewise.
1946 (sse2_pshufhw_1): Likewise.
1947 (*sse2_storeq_rex64): Likewise.
1948 (*vec_dupv4si): Likewise.
1949 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
1950 (sse2_pmovmskb): Likewise.
1951 (*sse2_maskmovdqu): Likewise.
1952 (*sse2_maskmovdqu_rex64): Likewise.
1953 (sse_ldmxcsr): Likewise.
1954 (sse_stmxcsr): Likewise.
1955 (abs<mode>2): Likewise.
1956 (sse4_1_movntdqa): Likewise.
1957 (sse4_1_phminposuw): Likewise.
1958 (sse4_1_extendv8qiv8hi2): Likewise.
1959 (*sse4_1_extendv8qiv8hi2): Likewise.
1960 (sse4_1_extendv4qiv4si2): Likewise.
1961 (*sse4_1_extendv4qiv4si2): Likewise.
1962 (sse4_1_extendv2qiv2di2): Likewise.
1963 (*sse4_1_extendv2qiv2di2): Likewise.
1964 (sse4_1_extendv4hiv4si2): Likewise.
1965 (*sse4_1_extendv4hiv4si2): Likewise.
1966 (sse4_1_extendv2hiv2di2): Likewise.
1967 (*sse4_1_extendv2hiv2di2): Likewise.
1968 (sse4_1_extendv2siv2di2): Likewise.
1969 (*sse4_1_extendv2siv2di2): Likewise.
1970 (sse4_1_zero_extendv8qiv8hi2): Likewise.
1971 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
1972 (sse4_1_zero_extendv4qiv4si2): Likewise.
1973 (*sse4_1_zero_extendv4qiv4si2): Likewise.
1974 (sse4_1_zero_extendv2qiv2di2): Likewise.
1975 (*sse4_1_zero_extendv2qiv2di2): Likewise.
1976 (sse4_1_zero_extendv4hiv4si2): Likewise.
1977 (*sse4_1_zero_extendv4hiv4si2): Likewise.
1978 (sse4_1_zero_extendv2hiv2di2): Likewise.
1979 (*sse4_1_zero_extendv2hiv2di2): Likewise.
1980 (sse4_1_zero_extendv2siv2di2): Likewise.
1981 (*sse4_1_zero_extendv2siv2di2): Likewise.
1982 (sse4_1_ptest): Likewise.
1983 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
1984 (sse4_2_pcmpestri): Likewise.
1985 (sse4_2_pcmpestrm): Likewise.
1986 (sse4_2_pcmpistri): Likewise.
1987 (sse4_2_pcmpistrm): Likewise.
1989 (aeskeygenassist): Likewise.
1991 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
1993 * config/i386/predicates.md (vzeroall_operation): New.
1995 * config/i386/sse.md (avx_vzeroall): New.
1996 (*avx_vzeroall): Likewise.
1998 2008-08-28 Paul Brook <paul@codesourcery.com>
1999 Mark Shinwell <shinwell@codesourcery.com>
2000 Richard Earnshaw <richard.earnshaw@arm.com>
2002 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
2003 (TARGET_MIN_ANCHOR_OFFSET): New.
2004 (arm_override_options): Set correct anchor ranges for Thumb-1
2005 and Thumb-2 if required.
2006 (legitimize_pic_address): Handle case involving a TLS symbol
2007 reference with an addend.
2008 (arm_optimization_options): Enable section anchors at -O1 and
2010 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
2011 * config/arm/arm-protos.h (arm_optimization_options): New.
2013 2008-08-28 Nick Clifton <nickc@redhat.com>
2015 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
2016 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
2019 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
2020 * config/v850/v850.md (return): Remove frame size restriction.
2022 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
2024 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
2026 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
2028 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
2030 2008-08-28 Paul Brook <paul@codesourcery.com>
2032 * config/arm/vfp11.md: Update license notice.
2033 * config/arm/cortex-r4.md: Ditto.
2035 2008-08-28 Richard Guenther <rguenther@suse.de>
2037 PR tree-optimization/37207
2038 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
2041 2008-08-28 Dodji Seketeli <dodji@redhat.com>
2044 * tree.c (int_fits_type_p): Don't forget unsigned integers
2045 of type sizetype which higher end word equals -1.
2047 2008-08-28 Ira Rosen <irar@il.ibm.com>
2049 * target.h (struct vectorize): Add new target builtin.
2050 * tree-vectorizer.c (destroy_loop_vec_info): Call
2051 vect_free_slp_instance instead of vect_free_slp_node.
2052 * tree-vectorizer.h (enum slp_load_perm_type): New.
2053 (struct _slp_instance): Add new fields.
2054 (SLP_INSTANCE_LOAD_PERMUTATION): New.
2055 (SLP_INSTANCE_LOADS): New.
2056 (vect_free_slp_tree): Remove.
2057 (vect_free_slp_instance): Declare.
2058 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
2059 (vectorizable_load): Add argument.
2060 (vect_transform_slp_perm_load): New.
2061 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
2063 (vect_get_place_in_interleaving_chain): New function.
2064 (vect_free_slp_tree): Make static.
2065 (vect_free_slp_instance): New function.
2066 (vect_build_slp_tree): Add new arguments. Allow load permutations and
2067 collect the load location in the interleaving chain.
2068 (vect_supported_slp_permutation_p): New function.
2069 (vect_supported_load_permutation_p): Likewise.
2070 (vect_analyze_slp_instance): In case of loads permutation, call
2071 vect_supported_load_permutation_p to check that the permutation is
2073 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
2074 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
2075 (vect_create_mask_and_perm): New function.
2076 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
2077 (vectorizable_load): Add an argument. Don't keep the created vectors
2078 statements in the node if permutation is required. Call
2079 vect_transform_slp_perm_load to generate the permutation.
2080 (vect_transform_stmt): Add new argument. Call vectorizable_load with
2081 additional argument.
2082 (vect_schedule_slp_instance): In case of loads permutation, allocate
2083 vectorized statements structure for all the related SLP nodes. Call
2084 vect_transform_stmt with addditional argument.
2085 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
2086 * config/spu/spu.c (spu_builtin_vec_perm): New.
2087 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2088 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
2089 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
2090 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2092 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
2094 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
2095 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
2096 __gthread_cond_signal, __gthread_cond_timedwait,
2097 __gthread_cond_timedwait_recursive): New functions.
2098 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
2100 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
2103 2008-08-28 Richard Guenther <rguenther@suse.de>
2106 * fold-const.c (maybe_canonicalize_comparison_1): Require
2107 undefined overflow only for canonicalizing A +- CST cmp CST.
2108 Make sure to not generate new constants that are not inside
2109 their TYPE_MIN/MAX_VALUE range.
2110 (maybe_canonicalize_comparison): Remove undefined overflow
2112 (fold_binary): Remove now duplicate folding.
2114 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2116 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
2117 use not updated in the last change.
2119 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
2121 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
2122 (IRA_COVER_CLASSES): Add FPUL_REGS.
2124 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2127 * c-common.c (conversion_warning): Check for null operands.
2129 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2132 * c-decl.c (check_for_loop_decls): Improve error message. Give
2135 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2138 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
2139 (convert_for_assignment): Pass corrent OPT_W* parameter to
2140 WARN_FOR_ASSIGNMENT.
2142 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2145 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
2147 2008-08-27 Paul Brook <paul@codesourcery.com>
2149 * config.gcc: Loosen checks for arm uclinux eabi targets.
2151 2008-08-27 Paul Brook <paul@codesourcery.com>
2153 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
2155 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
2157 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
2159 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
2160 the enumerators of an ENUMERAL_TYPE.
2161 * dbxout.c (dbxout_type): Ditto.
2163 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
2166 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
2167 (fwprop_addr): Check that the loop_father is not the outer loop.
2169 2008-08-26 Paul Brook <paul@codesourcery.com>
2171 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
2172 Remove documentation entry for fmul type.
2173 Use fmuls to annotate single-precision multiplication patterns,
2174 fmuld to annotate double-precision multiplication patterns,
2175 fmacs to annotate single-precision multiply-accumulate patterns
2176 and fmacd to annotate double-precision multiply-accumulate patterns.
2177 * config/arm/vfp11.md: Update reservations accordingly.
2178 * config/arm/arm.md: Note that certain values of the "type"
2179 attribute are documented in vfp.md.
2180 * config/arm/arm1020e.md: Remove out of date duplicate comment.
2181 (v10_cvt): Use new fmul types.
2183 2008-08-26 Paul Brook <paul@codesourcery.com>
2185 * config/arm/vfp.md: Move pipeline description for VFP11 to...
2186 * config/arm/vfp11.md: ...here. New.
2187 * config/arm/arm.md: Include vfp11.md.
2189 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
2191 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
2192 parameter to inform call.
2194 2008-08-26 Jeff Law <law@redhat.com>
2196 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
2197 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
2198 preferred class when copying a constant into a partial word register.
2200 2008-08-26 Ben Elliston <bje@au.ibm.com>
2202 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
2203 * cp/typeck.c: Likewise.
2204 * cp/tree.c: Likewise.
2205 * gimple-low.c: Likewise.
2208 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
2210 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
2211 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
2213 * doc/passes.texi: Describe IRA.
2215 * doc/tm.texi (IRA_COVER_CLASSES,
2216 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
2218 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
2219 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
2220 -fira-propagate-cost, -fno-ira-share-save-slots,
2221 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
2223 * flags.h (ira_algorithm): New enumeration.
2224 (flag_ira_algorithm, flag_ira_verbose): New external variable
2227 * postreload.c (gate_handle_postreload): Don't do post reload
2228 optimizations unless the reload is completed.
2230 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
2233 * tree-pass.h (pass_ira): New external variable declaration.
2235 * reload.h: Add 2008 to the Copyright.
2237 * cfgloopanal.c: Include params.h.
2238 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
2241 * params.h (IRA_MAX_LOOPS_NUM): New macro.
2243 * toplev.c (ira.h): New include.
2244 (flag_ira_algorithm, flag_ira_verbose): New external variables.
2245 (backend_init_target): Call ira_init.
2246 (backend_init): Call ira_init_once.
2247 (finalize): Call finish_ira_once.
2249 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
2250 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
2253 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
2254 may_move_out_cost): New external variable declarations.
2255 (move_table): New typedef.
2257 * caller-save.c: Include headers output.h and ira.h.
2258 (no_caller_save_reg_set): New global variable.
2259 (save_slots_num, save_slots): New variables.
2260 (reg_save_code, reg_restore_code, add_stored_regs): Add
2262 (init_caller_save): Set up no_caller_save_reg_set.
2263 (init_save_areas): Reset save_slots_num.
2264 (saved_hard_reg): New structure.
2265 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
2266 (initiate_saved_hard_regs, new_saved_hard_reg,
2267 finish_saved_hard_regs, saved_hard_reg_compare_func): New
2269 (setup_save_areas): Add code for sharing stack slots.
2270 (all_blocks): New variable.
2271 (save_call_clobbered_regs): Process pseudo-register too.
2272 (mark_set_regs): Process pseudo-register too.
2273 (insert_one_insn): Put the insn after bb note in a empty basic
2274 block. Add insn check.
2276 * global.c (eliminable_regset): Make it external.
2277 (mark_elimination): Use DF_LR_IN for IRA.
2278 (pseudo_for_reload_consideration_p): New.
2279 (build_insn_chain): Make it external. Don't ignore spilled
2280 pseudos for IRA. Use pseudo_for_reload_consideration_p.
2281 (gate_handle_global_alloc): New function.
2282 (pass_global_alloc): Add the gate function.
2284 * opts.c (decode_options): Set up flag_ira. Print the warning for
2286 (common_handle_option): Process -fira-algorithm and -fira-verbose.
2288 * timevar.def (TV_IRA, TV_RELOAD): New passes.
2290 * regmove.c (regmove_optimize): Don't do replacement of output for
2293 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
2294 New external variable declarations.
2296 * local-alloc.c (update_equiv_regs): Make it external. Return
2297 true if jump label rebuilding should be done. Rescan new_insn for
2299 (gate_handle_local_alloc): New function.
2300 (pass_local_alloc): Add the gate function.
2302 * alias.c (value_addr_p, stack_addr_p): New functions.
2303 (nonoverlapping_memrefs_p): Use them for IRA.
2305 * common.opt (fira, fira-algorithm, fira-coalesce,
2306 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
2307 fira-verbose): New options.
2309 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
2310 move_cost, may_move_in_cost, may_move_out_cost): Make the
2312 (move_table): Remove typedef.
2313 (init_move_cost): Make it external.
2314 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
2317 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
2318 setup_reg_classes): New function prototypes.
2319 (eliminable_regset): New external variable declaration.
2320 (build_insn_chain, update_equiv_regs): New function prototypes.
2322 * Makefile.in (IRA_INT_H): New definition.
2323 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
2324 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
2325 (reload1.o, toplev.o): Add dependence on ira.h.
2326 (cfgloopanal.o): Add PARAMS_H.
2327 (caller-save.o): Add dependence on output.h and ira.h.
2328 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
2329 ira-emit.o, ira-lives.o): New entries.
2331 * passes.c (pass_ira): New pass.
2333 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
2335 * reload1.c (ira.h): Include the header.
2336 (changed_allocation_pseudos): New bitmap.
2337 (init_reload): Initiate the bitmap.
2338 (compute_use_by_pseudos): Permits spilled registers in FROM.
2339 (temp_pseudo_reg_arr): New variable.
2340 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
2341 IRA. Call alter_reg with the additional parameter. Don't clear
2342 spilled_pseudos for IRA. Restore original insn chain for IRA.
2343 Clear changed_allocation_pseudos at the end of reload.
2344 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
2345 (hard_regno_to_pseudo_regno): New variable.
2346 (count_pseudo): Check spilled pseudos. Set up
2347 hard_regno_to_pseudo_regno.
2348 (count_spilled_pseudo): Check spilled pseudos. Update
2349 hard_regno_to_pseudo_regno.
2350 (find_reg): Use better_spill_reload_regno_p. Check
2351 hard_regno_to_pseudo_regno.
2352 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
2354 (eliminate_regs_1): Use additional parameter for alter_reg.
2355 (finish_spills): Set up pseudo_previous_regs only for spilled
2356 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
2357 more arguments. Don't clear live_throughout and dead_or_set for
2358 spilled pseudos. Use additional parameter for alter_reg. Call
2359 mark_allocation_change. Set up changed_allocation_pseudos.
2360 Remove sanity check.
2361 (emit_input_reload_insns, delete_output_reload): Use additional
2362 parameter for alter_reg. Call mark_allocation_change.
2363 (substitute, gen_reload_chain_without_interm_reg_p): New
2365 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
2367 * testsuite/gcc.dg/20080410-1.c: New file.
2369 * config/s390/s390.h (IRA_COVER_CLASSES,
2370 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
2372 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
2374 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
2376 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
2378 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
2380 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
2382 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
2384 2008-08-24 Jeff Law <law@redhat.com>
2385 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
2386 when ignoring unavailable registers.
2388 2008-08-24 Jeff Law <law@redhat.com>
2389 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
2390 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
2391 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
2392 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
2394 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
2395 * ira-build.c (allocno_range_compare_func): Stabilize sort.
2397 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
2398 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
2399 * reload1.c (find_reg): Process registers in register allocation order.
2401 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
2402 * toplev.c (backend_init_target): Move ira_init call from
2404 (lang_dependent_init_target): ...to here.
2406 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
2407 * ira.c (setup_class_subset_and_memory_move_costs): Don't
2408 calculate memory move costs for NO_REGS.
2410 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
2411 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
2412 STACK_REGS is defined.
2414 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2415 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
2417 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
2418 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
2420 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
2421 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
2422 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
2425 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
2426 Dorit Nuzman <dorit@il.ibm.com>
2428 * gcc/config/spu/spu.md (vec_extract_evenv4si,
2429 vec_extract_evenv4sf, vec_extract_evenv8hi,
2430 vec_extract_evenv16qi, vec_extract_oddv4si,
2431 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
2432 vec_interleave_highv4sf, vec_interleave_lowv4sf,
2433 vec_interleave_highv4si, vec_interleave_lowv4si,
2434 vec_interleave_highv8hi, vec_interleave_lowv8hi,
2435 vec_interleave_highv16qi, vec_interleave_lowv16qi,
2436 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
2438 2008-08-25 Janis Johnson <janis187@us.ibm.com>
2441 * config/rs6000/rs6000.c (optimization_options): Don't default to
2442 section anchors without toplevel reorder.
2444 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2446 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
2447 (mfc_end_critical_section): Likewise.
2449 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2451 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
2452 all type qualifiers from element type to vector type.
2454 2008-08-25 David Daney <ddaney@avtrex.com>
2456 * config/mips/mips.md (immediate_insn): Move up in file, fix
2457 comment typo, reformat.
2458 (fetchop_bit, atomic_hiqi_op memory_barrier,
2459 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
2460 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
2461 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
2462 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
2463 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
2464 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
2465 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
2466 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
2467 sync_old_nand<mode>, sync_new_nand<mode>,
2468 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
2469 test_and_set_12): Moved to sync.md.
2471 * config/mips/sync.md: New file.
2473 2008-08-25 Richard Henderson <rth@redhat.com>
2475 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
2476 (regsave): Likewise.
2477 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
2478 (output_cfi_directive): Likewise.
2479 (div_data_align): New.
2480 (output_cfi): Use it.
2482 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
2484 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
2485 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
2486 (TARGET_OCTEON): New macro.
2487 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
2488 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
2489 (ISA_HAS_POP): New macro.
2490 * config/mips/driver-native.c (host_detect_local_cpu): Handle
2492 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
2494 * config/mips/mips.md (cpu): Add octeon.
2495 (type): Add pop attribute value.
2496 (popcount<mode>2): New pattern.
2497 * doc/invoke.texi (-march=@var{arch}): Add octeon.
2499 2008-08-24 Jan Hubicka <jh@suse.cz>
2501 * doc/invoke.texi (-fipa-cp-clone): New option.
2502 (-fipa-cp): Update docs.
2503 (--param ipcp-unit-growth):New.
2504 * ipa-cp.c: Include fibheap.h, params.h
2505 (ipcp_initialize_node_lattices): When not cloning, all externally
2506 visible functions are bottom.
2507 (ipcp_need_redirect_p): Accept clones.
2508 (ipcp_insert_stage): Use cost driven heuristics.
2509 (max_count, dead_nodes): New static vars.
2510 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
2511 ipcp_const_param_count): New functions.
2512 * common.opt (ipa-cp-clone): New command line option.
2513 * params.def (ipcp-unit-growth): New.
2515 2008-08-24 Jan Hubicka <jh@suse.cz>
2517 * tree-inline.c (tree_function_versioning): Look harder
2518 for referenced vars.
2520 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
2522 PR tree-optimization/37185
2523 * matrix-reorg.c (transform_access_sites): Update changed stmt.
2525 2008-08-23 Jan Hubicka <jh@suse.cz>
2527 * ipa-cp.c (ipcp_analyze_node): New function.
2528 (ipcp_update_cloned_node): Use it.
2529 (ipcp_init_stage): Likewise.
2530 * ipa-inline.c (function_insertion_hook_holder): New static var.
2531 (analyze_function): Break out from ....
2532 (inline_generate_summary): Here; register insertion hook.
2533 (cgraph_decide_inlining): Remove hook.
2534 (add_new_function): New function.
2536 2008-08-23 Jan Hubicka <jh@suse.cz>
2538 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
2540 2008-08-23 Jan Hubicka <jh@suse.cz>
2542 * ipa-cp.c (constant_val_insert): Remove.
2543 (ipcp_propagate_one_const): Remove.
2544 (ipcp_create_replace_map): Always insert replacements to the map.
2545 (ipcp_insert_stage): Do not try to insert statements by hand.
2546 * tree-inline.c (insert_init_stmt): Break out from ...
2547 (setup_one_parameter): ... here; allow NULL BB pointer.
2548 (tree_function_versioning): Use setup_one_parameter to process
2551 2008-08-23 Jan Hubicka <jh@suse.cz>
2553 * tree.c (decl_address_ip_invariant_p): New function.
2554 * tree.h (decl_address_ip_invariant_p): Declare.
2555 * gimple.c (strip_invariant_refs): Break out from ...
2556 (is_gimple_invariant_address): ... here
2557 (is_gimple_ip_invariant_address): New function.
2558 (is_gimple_ip_invariant): New function.
2559 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
2562 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
2563 (ipcp_lat_is_insertable): All constants are insertable.
2564 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
2565 IPA_CONST_VALUE_REF.
2566 (ipcp_initialize_node_lattices): Propagate all types of operands.
2567 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
2568 (ipcp_create_replace_map): Reformat.
2569 (ipcp_need_redirect_p): Simplify.
2570 (ipcp_insert_stage): Check that argument is used before clonning.
2571 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
2572 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
2573 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
2574 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
2575 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
2576 (jump_func_type): Remove IPA_CONST_VALUE_REF.
2577 * tree-inline.c (tree_function_versioning): Add variables referenced by
2580 2008-08-23 Jan Hubicka <jh@suse.cz>
2583 * i386.c (standard_80387_constant_p): Use optimize_size.
2585 2008-08-23 Ira Rosen <irar@il.ibm.com>
2587 PR tree-optimization/37161
2588 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
2589 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
2590 (vect_determine_vectorization_factor): Move the scalar type
2591 retrieval to vect_get_smallest_scalar_type.
2592 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
2593 scalar type. Remove redundant computation.
2594 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
2595 (vect_get_slp_defs): Take the type of RHS into account if
2596 necessary by calling vect_get_smallest_scalar_type. Call
2597 vect_get_constant_vectors with additional argument.
2599 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2602 * doc/invoke.texi (Wwrite-strings): Clarify description.
2604 2008-08-23 Ira Rosen <irar@il.ibm.com>
2606 PR tree-optimization/37174
2607 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
2608 def stmt is a part of the loop before accessing its stmt_vec_info.
2610 2008-08-22 Anatoly Sokolov <aesok@post.ru>
2613 * config/avr/avr.md (UNSPEC_SWAP): New constants.
2614 (*swap): New insn pattern.
2615 (*ashlqi3): Rename from ashlqi3 insn pattern.
2616 (ashlqi3): New expanders.
2617 (*lshrqi3): Rename from lshrqi3 insn pattern.
2618 (lshrqi3): New expanders.
2619 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
2620 lshrqi3_const5, lshrqi3_const6): New splitters.
2621 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
2622 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
2625 2008-08-22 Richard Guenther <rguenther@suse.de>
2627 PR tree-optimization/37078
2628 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
2629 [+INF, +INF] ranges.
2631 2008-08-22 Richard Guenther <rguenther@suse.de>
2633 PR tree-optimization/37143
2634 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
2635 a conversion statement instead of a copy.
2637 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
2640 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
2641 CCCmode, CCOmode and CCSmode destination modes.
2644 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
2645 from different units in a single alternative.
2646 (*vec_extractv2sf_1): Ditto.
2647 (*vec_extractv2si_0): Ditto.
2648 (*vec_extractv2si_1): Ditto.
2649 * config/i386/sse.md (sse2_storehpd): Ditto.
2650 (sse2_storelpd): Ditto.
2651 (sse2_loadhpd): Ditto.
2652 (sse2_loadlpd): Ditto.
2655 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
2656 (popcountsi2): Ditto.
2657 (clzdi2_abm): Ditto.
2658 (popcountdi2): Ditto.
2659 (clzhi2_abm): Ditto.
2660 (popcounthi2): Ditto.
2662 2008-08-22 Richard Guenther <rguenther@suse.de>
2666 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
2667 if the multiplication does not overflow.
2669 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
2671 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
2673 2008-08-21 Richard Henderson <rth@redhat.com>
2675 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
2676 spurrious comma from test.
2677 * configure: Rebuild.
2679 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2682 * builtins.c (fold_builtin_next_arg): Add warning about undefined
2685 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
2687 * c-tree.h (grokfield): New argument.
2688 * c-decl.c (grokfield): Handle new location argument.
2689 * c-parser.c (c_parser_struct_declaration): Pass location to
2692 2008-08-21 Richard Guenther <rguenther@suse.de>
2694 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
2696 2008-08-21 Jan Hubicka <jh@suse.cz>
2698 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
2699 (cgraph_add_function_insertion_hook,
2700 cgraph_remove_function_insertion_hook,
2701 cgraph_call_function_insertion_hooks): New functions.
2702 * cgraph.h (cgraph_add_function_insertion_hook,
2703 cgraph_remove_function_insertion_hook,
2704 cgraph_call_function_insertion_hooks): Declare.
2705 * ipa-reference.c (function_insertion_hook_holder): New variable.
2706 (check_operand, look_for_address_of): When checking late, do not care
2707 about module bitmaps.
2708 (add_new_function): New function.
2709 (generate_summary): Register hooks; zero module bitmaps.
2710 (propagate): Unregister hooks.
2711 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
2712 (add_new_function): New function.
2713 (generate_summary): Register hook.
2714 (propagate): Remove hook.
2716 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
2718 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
2719 * ipa-cp.c (ipcp_update_cloned_node): New function.
2720 (build_const_val): Handle functions correctly; bring type logic
2721 into sync with tree-inline.c
2722 (ipcp_init_stage): Take care of computing stuff needed by
2723 indirect inlining; update clones.
2724 (ipcp_generate_summary): Break out of ipcp_driver.
2725 (ipcp_driver): Do only execution and transformation.
2726 (pass_ipa_cp): Make IPA_PASS.
2727 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
2729 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
2730 ipcp, some info is already available.
2731 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
2732 * tree-inline.c (remap_ssa_name): Unshare expression.
2734 2008-08-21 Richard Guenther <rguenther@suse.de>
2736 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
2737 a PHI ask VN if it is already available.
2738 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
2739 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
2741 2008-08-21 Richard Guenther <rguenther@suse.de>
2744 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
2745 makes sure to produce a result of the correct type.
2747 2008-08-21 Jan Hubicka <jh@suse.cz>
2748 Backport from LTO branch:
2750 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2751 Jan Hubicka <jh@suse.cz>
2754 (init_state, finish_state, set_function_state, generate_summary):
2756 (scan_stmt): Renamed from scan_function. Changed to keep state in
2757 local static vars rather than cgraph aux field.
2758 (propagate): Renamed from static_execute. Changed to keep state in
2759 local static vars rather than cgraph aux field.
2760 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
2761 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
2763 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
2765 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
2766 * ipa-reference.c (init_function_info, generate_summary,
2767 propagate): New functions.
2768 (analyze_function): Call init_function_info.
2769 (static_execute): Stripped into generate_summary and propagate.
2770 (pass_ipa_reference): Made into ipa_opt_pass.
2772 2008-08-21 Richard Guenther <rguenther@suse.de>
2774 PR tree-optimization/37181
2775 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
2777 (extract_range_from_unary_expr): Likewise.
2779 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2781 * diagnostic.c (pedwarn_at): Rename as pedwarn.
2783 * toplev.h (pedwarn_at): Likewise.
2784 * builtins.c: Update all calls to pedwarn.
2785 * c-lex.c: Likewise.
2786 * toplev.c: Likewise.
2787 * c-tree.h: Likewise.
2788 * c-decl.c: Likewise.
2789 * c-errors.c: Likewise.
2790 * c-typeck.c: Likewise.
2791 * c-common.c: Likewise.
2792 * c-parser.c: Likewise.
2794 2008-08-20 Joseph Myers <joseph@codesourcery.com>
2797 * config/sparc/sparc.c (function_arg_slotno): Handle structure
2798 with MODE_VECTOR_INT mode.
2800 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2803 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
2804 initialized outside the current module.
2805 (warn_uninitialized_var): Ignore left-hand side when walking the
2806 trees. Ignore address expressions. Examine VUSE operands in gimple
2807 statements with a variable declaration on the right-hand side.
2809 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
2812 * rtlanal.c (subreg_offset_representable_p): Revert last change.
2814 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2817 * c-common.c (conversion_warning): Do not warn if applying bit-and
2818 operator to unsigned constant that fits in the target type.
2820 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2823 * c-common.c (conversion_warning): Do not warn for artificial
2826 2008-08-20 Richard Guenther <rguenther@suse.de>
2828 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
2829 (extract_range_from_binary_expr): Fall back to constant propagation.
2830 (extract_range_from_unary_expr): Likewise.
2832 2008-08-20 Richard Guenther <rguenther@suse.de>
2834 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
2835 with TREE_THIS_VOLATILE on shared nodes.
2836 (fold_stmt_r): Likewise.
2838 2008-08-20 Jakub Jelinek <jakub@redhat.com>
2841 * c-parser.c (c_parser_attributes): For keywords use canonical
2842 spelling for attr_name.
2844 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2846 * value-prof.c (check_counter): Revert wrong call to error.
2848 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2850 * profile.c: Update calls to inform.
2851 * value-prof.c: Update calls to inform.
2853 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2855 * diagnostic.c (inform): Add an explicit location_t parameter.
2856 * toplev.h (inform): Update declaration.
2857 * builtins.c: Update all calls to inform.
2858 * c-common.c: Likewise.
2859 * c-decl.c: Likewise.
2860 * c-opts.c: Likewise.
2861 * c-pch.c: Likewise.
2862 * c-pragma.c: Likewise.
2863 * c-typeck.c: Likewise.
2864 * coverage.c: Likewise.
2866 * toplev.c: Likewise.
2867 * tree-cfg.c: Likewise.
2868 * tree-ssa.c: Likewise.
2870 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
2873 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
2874 V2DI mode, for SSE4.1, use movq instead of vector set if the
2875 second element is zero and inter-unit moves are OK.
2877 2008-08-20 Richard Guenther <rguenther@suse.de>
2879 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
2880 properly handle conversion/copy chains after tuplification.
2882 2008-08-20 Richard Guenther <rguenther@suse.de>
2884 * passes.c (init_optimization_passes): Move the second
2885 forwprop pass before alias computation. Remove the second
2886 DCE pass. Remove the first dominator and phi copy/const
2889 2008-08-20 Nick Clifton <nickc@redhat.com>
2891 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
2892 support of this feature. Do not assume that a sufficiently new
2893 assembler will support the feature regardless of the target type.
2894 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
2895 * configure: Regenerate.
2897 2008-08-20 Richard Guenther <rguenther@suse.de>
2899 * tree-vrp.c (found_in_subgraph): Remove.
2900 (live): New global static.
2901 (live_on_edge): New function.
2902 (blocks_visited): Remove.
2903 (register_edge_assert_for_2): Use live_on_edge.
2904 (find_conditional_asserts): Remove code dealing with
2905 found_in_subgraph. Do not walk the CFG.
2906 (find_switch_asserts): Likewise.
2907 (find_assert_locations_1): Renamed from find_assert_locations.
2908 Move finding assert locations for conditional and switch
2909 statements first. Update live bitmap. Do not walk the CFG.
2910 (find_assert_locations): New function.
2911 (insert_range_assertions): Remove entry of CFG walk.
2912 Adjust call to find_assert_locations.
2913 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
2914 that only can appear because of fake exit edges but assert we
2915 never try to insert on those.
2916 (fini_pre): Do not remove fake exit edges here...
2917 (execute_pre): ...but here, before committing edge inserts.
2919 2008-08-19 Richard Guenther <rguenther@suse.de>
2921 * passes.c (init_optimization_passes): Exchange store-ccp
2924 2008-08-19 Rafael Espindola <espindola@google.com>
2926 * varasm.c (weak_decls): Move earlier in the file.
2927 (assemble_external): Add weak decls to the weak_decls list.
2928 (declare_weak): Don't add decls to the weak_decls list.
2930 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
2933 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
2934 before (sse2_shufpd_<mode>).
2936 2008-08-19 Jakub Jelinek <jakub@redhat.com>
2939 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
2940 * tree.c (block_nonartificial_location): Likewise.
2942 2008-08-19 Richard Guenther <rguenther@suse.de>
2944 PR tree-optimization/35972
2945 PR tree-optimization/23094
2946 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
2948 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
2949 handle MISALIGNED_INDIRECT_REF.
2950 (get_ref_from_reference_ops): New helper.
2951 (vn_reference_lookup_pieces): Walk the use-def chain using the
2952 alias-oracle if requested.
2953 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
2954 walking the use-def chain.
2955 (compute_avail): But not here.
2956 (create_component_ref_by_pieces_1): Properly handle
2957 MISALIGNED_INDIRECT_REF.
2958 (do_regular_insertion): Handle fully redundant
2959 expressions after PHI-translation also for SSA_NAME values, not
2960 only constants. Correctly use edoubleprime for that.
2962 2008-08-19 Ira Rosen <irar@il.ibm.com>
2964 * tree-vectorizer.c (supportable_widening_operation): Support
2965 multi-step conversion, return the number of steps in such conversion
2966 and the required intermediate types.
2967 (supportable_narrowing_operation): Likewise.
2968 * tree-vectorizer.h (vect_pow2): New function.
2969 (supportable_widening_operation): Change argument types.
2970 (supportable_narrowing_operation): Likewise.
2971 (vectorizable_type_promotion): Add an argument.
2972 (vectorizable_type_demotion): Likewise.
2973 * tree-vect-analyze.c (vect_analyze_operations): Call
2974 vectorizable_type_promotion and vectorizable_type_demotion with
2975 additional argument.
2976 (vect_get_and_check_slp_defs): Detect patterns.
2977 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
2979 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
2980 vect_build_slp_tree with correct arguments. Calculate unrolling factor
2981 according to the smallest type in the loop.
2982 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
2983 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
2984 supportable_widening_operation with correct arguments.
2985 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
2986 operands lists according to the number of vector statements in left
2987 or right node, if exists.
2988 (vect_gen_widened_results_half): Remove unused argument.
2989 (vectorizable_conversion): Call supportable_widening_operation,
2990 supportable_narrowing_operation, and vect_gen_widened_results_half
2991 with correct arguments.
2992 (vectorizable_assignment): Change documentation, support multiple
2994 (vectorizable_operation): Likewise.
2995 (vect_get_loop_based_defs): New function.
2996 (vect_create_vectorized_demotion_stmts): Likewise.
2997 (vectorizable_type_demotion): Support loop-aware SLP and general
2998 multi-step conversion. Call vect_get_loop_based_defs and
2999 vect_create_vectorized_demotion_stmts for transformation.
3000 (vect_create_vectorized_promotion_stmts): New function.
3001 (vectorizable_type_promotion): Support loop-aware SLP and general
3002 multi-step conversion. Call vect_create_vectorized_promotion_stmts
3004 (vectorizable_store): Change documentation, support multiple
3006 (vectorizable_load): Likewise.
3007 (vect_transform_stmt): Pass SLP_NODE to
3008 vectorizable_type_promotion and vectorizable_type_demotion.
3009 (vect_schedule_slp_instance): Move here the calculation of number
3010 of vectorized statements for each node from...
3011 (vect_schedule_slp): ... here.
3012 (vect_transform_loop): Call vect_schedule_slp without the last
3015 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
3018 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
3019 to == in assert statement.
3020 (vectorizable_reduction): Fix typo.
3022 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3025 * value-prof.c (check_counter): Dereference pointer to overall
3026 count when printing it.
3028 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3030 * profile.h: Really add it.
3032 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3034 * mcf.c: Really add it.
3036 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
3037 Vinodha Ramasamy <vinodha@google.com>
3039 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
3041 * value-prof.c (check_counter): Fix the counter if
3042 flag_profile_correction is true.
3043 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3044 tree_mod_subtract_transform):
3045 Follow check_counter parameter change.
3046 * common.opt (fprofile-correction): New option.
3048 * profile.h: Likewise.
3049 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
3050 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
3051 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
3053 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
3054 flag_profile_correction is set.
3056 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
3058 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
3060 2008-08-18 Tomas Bily <tbily@suse.cz>
3062 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
3063 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
3065 * tree-data-ref.c (split_constant_offset_1): Likewise.
3066 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
3067 * tree-sra.c (sra_walk_expr): Likewise.
3068 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
3069 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
3070 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
3071 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
3073 * gimple.c (gimple_assign_unary_nop_p): Likewise.
3074 * tree-vect-transform.c (vectorizable_type_demotion)
3075 (vectorizable_type_promotion): Likewise.
3076 * tree-inline.c (expand_call_inline):
3077 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
3078 (forward_propagate_addr_expr_1, forward_propagate_comparison)
3079 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3080 * expr.c (expand_expr_real_1): Likewise.
3081 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
3082 (gimple_assign_unary_useless_conversion_p): Likewise.
3083 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3084 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
3085 * fold-const.c (fold_unary): Likewise.
3086 * tree.h (CONVERT_EXPR_P): Likewise.
3087 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
3088 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
3090 (register_edge_assert_for_2, extract_range_from_unary_expr)
3091 (register_edge_assert_for_1): Likewise.
3093 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3095 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
3096 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
3097 (enum real_value_const): Delete.
3098 (get_real_const): Delete.
3099 * real.c (get_real_const): Delete.
3100 (dconst_e_ptr): Define.
3101 (dconst_third_ptr): Define.
3102 (dconst_sqrt2_ptr): Define.
3103 * builtins.c: Update all callers.
3105 2008-08-18 Richard Guenther <rguenther@suse.de>
3107 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
3108 statement iterator after statement removal.
3110 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
3112 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
3113 (detect_processor_freebsd): Likewise.
3114 (host_detect_local_cpu): Call newly added functions for FreeBSD.
3116 2008-08-18 Richard Guenther <rguenther@suse.de>
3118 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
3119 and loads have the correct types.
3121 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3124 * c-opts.c (cpp_opts): Remove static.
3125 * c-parser.c (cpp_opts): Declare it extern.
3126 (disable_extension_diagnostics): Handle cpp options.
3127 (enable_extension_diagnostics): Likewise.
3129 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3131 * diagnostics.c (permerror_at): Rename as permerror.
3132 (permerror): Delete.
3133 * toplev.h: Likewise.
3135 2008-08-18 Richard Guenther <rguenther@suse.de>
3137 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
3138 sdse1 and addressables2 passes. Replace dce1 with cddce1.
3139 Move call_cdce before build_alias. Move copyrename2,
3140 cunrolli and ccp2 beafore build_alias. Re-add addressable2
3141 right after final inlining.
3142 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
3143 (pass_build_cfg): But instead via TODO_dump_func.
3145 2008-08-18 Richard Guenther <rguenther@suse.de>
3147 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
3149 (scalarize_init): If we failed to generate some initializers
3150 do not generate zeros for not instantiated members. Instead
3151 rely on the copy out.
3152 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
3153 about missing flow-sensitive alias info only if we have
3156 2008-08-17 Nick Clifton <nickc@redhat.com>
3158 * doc/extend.texi (Function Attributes): Fix typo in description
3159 if hot function attribute.
3161 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
3162 Richard Sandiford <rdsandiford@googlemail.com>
3164 * doc/install.texi (--with-mips-plt): Document.
3165 * doc/invoke.texi (-mplt, -mno-plt): Document.
3166 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
3167 and handle ${with_mips_plt}.
3168 * config/mips/mips.opt (mplt): New option.
3169 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
3170 (TARGET_ABICALLS_PIC2): Likewise.
3171 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
3172 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
3173 (ASM_SPEC): Use !mabi=* instead of !mabi*.
3174 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
3175 to decide whether to output ".option picX" directives.
3176 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
3177 Pass -call_nonpic rather than -KPIC for -mplt.
3178 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
3179 on the command line. Also remove it when -mabi=64 is used without
3181 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
3182 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
3183 TARGET_ABICALLS_PIC0.
3184 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
3186 (mips16_build_function_stub): Only output ".option pic" directives
3187 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
3188 (mips16_build_call_stub): Fix comment and remove redundant
3189 ".set at"/"set .noat" directives.
3190 (mips_function_rodata_section): Use the default behaviour for
3191 TARGET_ABSOLUTE_ABICALLS.
3192 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
3193 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
3194 (mips_restore_gp): Do nothing if the current function doesn't use
3196 (mips_expand_prologue): Only save $gp if the current function uses it.
3197 Use a normal move for TARGET_ABICALLS_PIC0.
3198 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
3200 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
3202 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
3203 of function when handling GLOBAL_POINTER_REGNUM.
3205 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
3208 * common.opt (-fstack-check): Do not declare the variable here.
3209 (-fstack-check=): New option variant.
3210 * doc/invoke.texi (Code Gen Options): Document it.
3211 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
3212 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
3213 (STACK_CHECK_STATIC_BUILTIN): New macro.
3214 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
3215 * opts.c: Include expr.h.
3216 (common_handle_option) <OPT_fold_stack_check_>: New case.
3217 <OPT_fstack_check>: Likewise.
3218 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
3219 consistently in the test for variable-sized types. Adjust for
3220 new behaviour of flag_stack_check.
3221 * explow.c: Include except.h.
3222 (allocate_dynamic_stack_space): Do not take into account
3223 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
3224 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
3225 for variable-sized parameters. Treat all parameters whose size is
3226 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
3227 stack checking is enabled.
3228 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
3229 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
3230 if generic stack checking is enabled.
3231 (expand_function_end): Adjust for new behaviour of flag_stack_check.
3232 * reload1.c (reload): Likewise.
3233 * stmt.c (expand_decl): Assert that all automatic variables have
3234 fixed size at this point and remove dead code.
3235 * flags.h (stack_check_type): New enumeration type.
3236 (flag_stack_check): Declare.
3237 * toplev.c (flag_stack_check): New global variable.
3238 * Makefile.in (opts.o): Add dependency on EXPR_H.
3239 (explow.o): Add dependency on except.h.
3241 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
3243 * config/avr/avr.c (avr_override_options): Reduce value of
3244 PARAM_INLINE_CALL_COST.
3246 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
3248 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
3249 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
3250 lieu of TYPE_MODE (type) throughout.
3252 2008-08-15 Joseph Myers <joseph@codesourcery.com>
3254 * config/arm/arm.c (add_minipool_backward_ref): Check for
3255 8-byte-aligned entries in second case of forcing insertion after a
3256 particular entry. Change third case to avoid inserting
3257 non-8-byte-aligned entries before 8-byte-aligned ones.
3259 2008-08-15 Richard Guenther <rguenther@suse.de>
3261 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
3262 strip components for unknown size accesses.
3264 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
3266 * config/s390/2097.md New file.
3267 * config/s390/s390.md ("z10prop" attribute): Define none,
3268 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
3269 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
3270 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
3271 possible values and apply them to insns as appropriate.
3272 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
3273 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
3274 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
3275 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
3277 ("bfp" mode attribute): Removed. Every occurence replaced
3279 * config/s390/s390.c (struct "z10_cost"): Updated entries.
3280 * config/s390/2084.md (insn_reservation "x_itof"): Updated
3283 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3286 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
3289 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
3291 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
3292 additional argument. Support reduction when duplication is needed due
3293 to data-types of different sizes in the loop.
3294 (get_initial_def_for_induction): Fix printout.
3295 (vect_get_vec_def_for_stmt_copy): Support case where the
3296 vec_stmt_for_operand is a phi node.
3297 (vectorizable_reduction): Support reduction when duplication is needed
3298 due to data-types of different sizes in the loop.
3299 (vectorizable_call): Remove restriction to not vectorize in case we
3300 have data-types of different sizes in the loop.
3301 (vectorizable_conversion): Likewise.
3302 (vectorizable_operation): Likewise.
3303 (vectorizable_type_demotion): Likewise.
3304 (vectorizable_type_promotion): Likewise.
3305 (vectorizable_induction): Add restriction to not vectorize in case
3306 we have data-types of different sizes in the loop.
3308 2008-08-14 Christophe Saout <christophe@saout.de>
3309 Uros Bizjak <ubizjak@gmail.com>
3312 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
3313 (*vec_concatv2di_rex64_sse4_1): Ditto.
3314 (*vec_concatv2di_rex64_sse): Ditto.
3316 2008-08-14 Jakub Jelinek <jakub@redhat.com>
3319 * fold-const.c (fold_widened_comparison): Do not allow
3320 sign changes that change the result even if shorter type
3321 is wider than arg1_unw's type.
3323 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
3325 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
3326 Skip if the multilib testing specifies -march that does not
3327 agree with the one specified in the testcase.
3329 2008-08-13 Joseph Myers <joseph@codesourcery.com>
3331 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
3332 zero extend SImode values being converted to TFmode before passing
3335 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3337 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
3338 __PPU__ when targeting the Cell/B.E. PPU processor.
3340 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
3342 * gimple.h (gimple_call_set_chain): Accept SSA variables.
3343 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
3344 Rematerialize the static chain, if any.
3345 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
3348 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
3350 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
3351 (new_loc_descr): Likewise.
3352 (add_loc_descr): Likewise.
3353 (size_of_loc_descr): Likewise.
3354 (size_of_locs): Likewise.
3355 (output_loc_operands): Likewise.
3356 (output_loc_sequence): Likewise.
3357 (new_reg_loc_descr): New.
3358 (build_cfa_loc): Use it.
3359 (build_cfa_aligned_loc): Likewise.
3360 (one_reg_loc_descriptor): Likewise.
3361 (based_loc_descr): Likewise.
3363 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3366 * doc/invoke.texi (Wmain): Update.
3367 * c-decl.c (start_decl): warn_main is only 0 or 1.
3368 (start_function): Likewise. Fix formatting.
3369 (finish_function): Delete redundant warning.
3370 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
3371 * c-opts (c_common_handle_option): -Wall only has effect if
3372 warn_main is uninitialized. OPT_Wmain is automatically
3373 handled. -pedantic also enables Wmain.
3374 (c_common_post_options): Handle all logic for Wmain here.
3375 * c-common.c (warn_main): Delete.
3376 (check_main_parameter_types): Make pedwarns conditional on
3378 * c-common.h (warn_main): Delete.
3380 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
3383 * expr.c (emit_group_store): Allocate stack temp with the
3384 largest alignment when copying from register to stack.
3386 2008-08-13 Richard Guenther <rguenther@suse.de>
3388 * tree.h (maybe_fold_offset_to_address): Declare.
3389 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
3390 (ccp_fold): Handle pointer conversions the same as fold_stmt.
3391 Likewise for POINTER_PLUS_EXPR.
3392 (maybe_fold_offset_to_reference): Enable disabled code.
3393 (maybe_fold_offset_to_address): New function.
3394 (fold_stmt_r): Use it.
3395 (fold_gimple_assign): Likewise.
3396 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
3397 (gimplify_expr): Likewise.
3399 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3401 * toplev.h (pedwarn_at): Fix declaration.
3403 2008-08-13 Joseph Myers <joseph@codesourcery.com>
3405 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
3406 LINK_SPEC): Use %R in -Y P argument.
3408 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3411 * diagnostic.c (pedwarn_at): New.
3412 * toplev.h (pedwarn_at): Declare.
3413 * c-tree.h (build_enumerator): Update declaration.
3414 * c-decl.c (finish_enum): Update comment.
3415 (build_enumerator): Take a location parameter. Give a pedwarn but do
3416 not perform any conversion.
3417 * c-parser.c (c_parser_enum_specifier): Set correct location for
3420 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3423 * c-common.c (conversion_warning): Use a switch. Ignore boolean
3424 expressions except for conversions to signed:1 bitfields. Handle
3425 COND_EXPR with constant operands.
3427 2008-08-13 Richard Guenther <rguenther@suse.de>
3429 PR tree-optimization/15255
3430 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
3431 (struct oecount_s): New struct and VEC types.
3433 (oecount_hash): New function.
3434 (oecount_eq): Likewise.
3435 (oecount_cmp): Likewise.
3436 (zero_one_operation): New function.
3437 (build_and_add_sum): Likewise.
3438 (undistribute_ops_list): Perform un-distribution of multiplication
3439 and division on the chain of summands.
3440 (should_break_up_subtract): Also break up subtracts for factors.
3441 (reassociate_bb): Delete dead visited statements.
3442 Call undistribute_ops_list. Re-sort and optimize if it did something.
3443 * passes.c (init_optimization_passes): Move DSE before
3445 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
3448 2008-08-12 Janis Johnson <janis187@us.ibm.com>
3450 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
3452 * doc/invoke.texi: Revert unintended checkin.
3454 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
3457 * gcc.c (include_spec_function): Tweak call to find_a_file.
3459 2008-08-12 Jakub Jelinek <jakub@redhat.com>
3462 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
3463 and TRUTH_ORIF_EXPR.
3464 * dojump.c (do_jump): Likewise.
3466 PR tree-optimization/37084
3467 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
3468 if id->regimplify, don't assume stmt is a cast assignment.
3470 2008-08-12 Anatoly Sokolov <aesok@post.ru>
3472 * final.c (final_scan_insn): Use app_enable/app_disable functions.
3474 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3477 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
3480 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3482 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
3483 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
3485 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
3486 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
3487 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
3488 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
3489 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
3491 * doc/tm.texi (Storage Layout): Remove documentation for
3492 TARGET_FLOAT_FORMAT.
3494 * simplify-rtx.c (simplify_binary_operation_1): Replace
3495 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
3497 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3499 * real.h (struct real_format): New member has_sign_dependent_rounding.
3500 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
3501 spu_single_format, ieee_double_format, mips_double_format,
3502 motorola_double_format, ieee_extended_motorola_format,
3503 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
3504 ieee_extended_intel_96_round_53_format, ibm_extended_format,
3505 mips_extended_format, ieee_quad_format, mips_quad_format,
3506 vax_f_format, vax_d_format, vax_g_format): Initialize it.
3507 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
3509 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
3510 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
3511 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
3512 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
3513 (ROUND_TOWARDS_ZERO): Likewise.
3515 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
3516 (FLOAT_MODE_FORMAT): New macro.
3517 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
3518 (MODE_COMPOSITE_P): ... this new macro.
3519 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
3520 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
3521 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
3523 * flags.h: Include "real.h".
3525 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
3526 REAL_MODE_FORMAT_COMPOSITE_P.
3527 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
3529 * doc/tm.texi (Storage Layout): Remove documentation of
3530 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
3531 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
3532 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
3533 they only apply to libgcc2.a.
3535 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3537 * config/spu/float_disf.c: New file.
3538 * config/spu/float_unsdisf.c: New file.
3539 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
3540 (LIB2FUNCS_EXCLUDE): Define.
3542 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3543 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3545 * real.h (struct real_format): New member round_towards_zero.
3546 * real.c (round_for_format): Respect fmt->round_towards_zero.
3547 (ieee_single_format, mips_single_format, motorola_single_format,
3548 spu_single_format, ieee_double_format, mips_double_format,
3549 motorola_double_format, ieee_extended_motorola_format,
3550 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
3551 ieee_extended_intel_96_round_53_format, ibm_extended_format,
3552 mips_extended_format, ieee_quad_format, mips_quad_format,
3553 vax_f_format, vax_d_format, vax_g_format): Initialize it.
3554 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
3556 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
3557 real_format to choose rounding mode when calling MPFR functions.
3558 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
3559 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
3561 * real.h (real_to_decimal_for_mode): Add prototype.
3562 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
3563 Respect target rounding mode when generating decimal representation.
3564 (real_to_decimal): New stub for backwards compatibility.
3565 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
3566 real_to_decimal_for_mode instead of real_to_decimal.
3568 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
3570 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3571 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3573 * real.c (spu_single_format): New variable.
3574 * real.h (spu_single_format): Declare.
3576 * config/spu/spu.c (spu_override_options): Install SFmode format.
3577 (spu_split_immediate): Use integer mode to operate on pieces of
3578 floating-point values in all cases.
3580 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
3581 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
3582 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
3584 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3586 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
3588 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3590 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
3592 2008-08-12 Jakub Jelinek <jakub@redhat.com>
3595 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
3596 on the VAR_DECL instead of TYPE_READONLY on its type.
3598 2008-08-12 Ira Rosen <irar@il.ibm.com>
3600 * tree-vectorizer.c: Depend on langhooks.h.
3601 (supportable_widening_operation): Add two arguments. Support double
3603 (supportable_narrowing_operation): Likewise.
3604 * tree-vectorizer.h (supportable_widening_operation): Add two
3606 (supportable_narrowing_operation): Likewise.
3607 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
3608 supportable_widening_operation with correct arguments.
3609 * tree-vect-transform.c (vectorizable_conversion): Likewise.
3610 (vectorizable_type_demotion): Support double type conversions.
3611 (vectorizable_type_promotion): Likewise.
3612 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
3614 2008-08-11 Michael Matz <matz@suse.de>
3616 * i386/i386.c (override_options): Move initialisation from
3617 flag_schedule_insns_after_reload to here from ...
3618 (optimization_options): ... here.
3620 2008-08-11 Jakub Jelinek <jakub@redhat.com>
3622 PR rtl-optimization/36998
3623 * dwarf2out.c (compute_barrier_args_size_1,
3624 compute_barrier_args_size): Temporarily remove assertions.
3626 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3629 * tree-ssa.c (struct walk_data): Add new flag
3630 warn_possibly_uninitialized.
3631 (warn_uninitialized_var): Use it.
3632 (warn_uninitialized_vars): New.
3633 (execute_early_warn_uninitialized): Call it.
3634 (execute_late_warn_uninitialized): Likewise.
3636 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3639 * reload1.c (gen_reload): Guard calls to get_secondary_mem
3642 2008-08-09 Jan Hubicka <jh@suse.cz>
3645 * optabs.c (maybe_emit_unop_insn): Remove produced code if
3647 (expand_fix): Be prepared for expansion to fail.
3648 (expand_sfix_optab): Remove instructions if expansion failed.
3650 2008-08-09 Anatoly Sokolov <aesok@post.ru>
3652 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
3654 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
3655 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3657 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3659 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
3660 mips/t-libgcc-mips16 to tmake_file.
3661 * config/mips/mips-protos.h (mips_call_type): New enum.
3662 (mips_pic_base_register, mips_got_load): Declare.
3663 (mips_restore_gp): Take an rtx argument.
3664 (mips_use_pic_fn_addr_reg_p): Declare.
3665 (mips_expand_call): Replace the sibcall_p argument with
3666 a mips_call_type argument. Add a lazy_p parameter.
3667 (mips_split_call): Declare.
3668 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
3669 (MIPS16_PIC_TEMP): Likewise.
3670 (reg_class): Delete M16_NA_REGS.
3671 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
3672 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
3673 (mips_split_hi_p): Declare.
3674 * config/mips/mips.c (mips_split_hi_p): New array.
3675 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
3676 (mips_got_symbol_type_p): New function.
3677 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
3678 (mips16_stub_function_p): New function.
3679 (mips16_local_function_p): Likewise.
3680 (mips_use_pic_fn_addr_reg_p): Likewise.
3681 (mips_cannot_force_const_mem): Return false for HIGHs.
3682 Extend CONST_INT and symbolic handling to MIPS16, using
3683 mips_symbol_insns to check that the base symbol type is a
3684 legitimate constant. Reject GOT-based constants if
3685 TARGET_MIPS16_PCREL_LOADS.
3686 (mips_const_insns): Check targetm.cannot_force_const_mem when
3687 decomposing a symbolic base and a large offset.
3688 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
3689 When calling a function that needs $25 from MIPS16 code,
3690 move the target address into $25 separately and add a USE
3692 (mips16_gp_pseudo_reg): Insert the initializer immediately
3693 before the first real insn.
3694 (mips_pic_base_register, mips_got_load): New functions.
3695 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
3696 parameter to LOW_OUT. Say that it can be any valid SET_SRC
3697 when splitting a load-address operation. Split SYMBOL_GOT_DISP
3698 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
3699 (mips_call_tls_get_addr): Update the call to mips_expand_call,
3700 also passing NULL_RTX rather than const0_rtx as the aux argument.
3701 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
3702 instead of TARGET_EXPLICIT_RELOCS.
3703 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
3704 (mips_load_call_address): Replace the sibcall_p argument with
3705 a mips_call_type argument. Use mips_got_load.
3706 (mips16_local_alias): New structure.
3707 (mips16_local_aliases): New variable.
3708 (mips16_local_aliases_hash): New function.
3709 (mips16_local_aliases_eq): Likewise.
3710 (mips16_local_alias): Likewise.
3711 (mips16_stub_function): Likewise.
3712 (mips16_build_function_stub): Create a local alias for the target
3713 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
3714 .cpload directive and an R_MIPS_NONE relocation for the target
3715 function, then load the alias rather than the function itself.
3716 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
3717 (mips16_copy_fpr_return_value): Use mips16_stub_function and
3718 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
3719 (mips16_build_call_stub): Replace the FN parameter with an
3720 FN_PTR parameter. Force the address into a register if it
3721 isn't a call_insn_operand; don't rely on the caller to do this.
3722 If a call to a locally-defined and locally-binding MIPS16
3723 function must be made indirectly, redirect the call to the
3724 function's local alias. Use mips16_stub_function_p,
3725 mips16_stub_function, mips_expand_call and use_reg.
3726 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
3727 Use explicit %hi and %lo accesses where possible.
3728 Use MIPS_CALL to generate the correct code form of a
3729 jal instruction. Add clobbers of $18 instead of uses.
3730 Update the call to mips_emit_call_insn.
3731 (mips_expand_call): Replace the SIBCALL_P argument with a
3732 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
3733 Take a LAZY_P parameter. Call mips16_build_call_stub first,
3734 allowing it to modify the call address. Update the calls to
3735 mips_load_call_address and mips_emit_call_insn.
3736 (mips_split_call): New function.
3737 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
3738 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
3739 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
3740 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
3741 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
3743 (mips_cprestore_slot): New function.
3744 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
3745 and use mips_cprestore_slot.
3746 (mips_output_function_prologue): Handle TARGET_MIPS16 for
3748 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
3749 then use a copygp_mips16 instruction to set up $28.
3750 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
3751 (mips16_lay_out_constants): Call split_all_insns_noflow.
3752 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
3753 false if TARGET_MIPS16.
3754 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
3755 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
3756 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
3757 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
3758 MIPS16 code. Allow MIPS16 o32 PIC.
3759 (mips_override_options): Allow MIPS16 o32 PIC.
3760 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
3761 after reload if TARGET_USE_GOT.
3762 (UNSPEC_COPYGP): New constant.
3763 (length): Use a default length of 8 for MIPS16 GOT loads.
3764 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
3765 (*got_page<mode>): Check mips_split_hi_p.
3766 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
3767 (unspec_got<mode>, unspec_call<mode>): New expanders.
3768 (load_got<mode>, load_call<mode>): Remove the length attributes.
3769 Use a got attribute instead of a type attribute.
3770 (copygp_mips16): New insn.
3771 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
3772 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
3773 (sibcall, sibcall_value, call, call_value): Update the calls
3774 to mips_expand_call.
3775 (call_internal, call_value_internal): Use mips_split_call.
3776 (call_value_multiple_internal): Likewise.
3777 (call_split): Move after call_internal (the insn it is split from).
3778 (call_internal_direct, call_value_internal_direct): Turn into
3779 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
3780 (call_direct_split, call_value_direct_split): New patterns.
3781 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
3782 and use M16_REGS instead of M16_NA_REGS.
3783 * config/mips/predicates.md (const_call_insn_operand): Replace
3784 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
3785 mips_use_pic_fn_addr_reg_p check.
3786 (move_operand): Reject HIGHs if mips_split_hi_p.
3787 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
3788 (__mips16_floatunsisf): Inline __mips16_floatsisf.
3789 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
3790 * config/mips/libgcc-mips16.ver: New file.
3791 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
3792 $(srcdir)/config/mips/libgcc-mips16.ver.
3794 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3796 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
3797 (mips_unspec_address, mips_unspec_offset_high): Likewise.
3798 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
3799 (mips16_cfun_returns_in_fpr_p): Likewise.
3801 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3803 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
3804 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
3805 rather than 4 to PC.
3807 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3809 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
3810 (FUNCTION_PROFILER): Save the static chain pointer into $2
3811 beforehand and restore it aftewards.
3812 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
3813 address directly into $25 and call the function through $25;
3814 do not clobber $3. Pad the DImode version to cover the space
3815 left by the deleted $25 <- $3 move.
3816 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
3817 the removal of the $25 <- $3 move.
3818 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
3819 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
3821 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3822 Daniel Jacobowitz <dan@codesourcery.com>
3824 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
3825 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
3826 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
3827 * config/mips/mips.c (mips_start_function_definition): New function.
3828 (mips_end_function_definition): Likewise.
3829 (mips_output_function_prologue): Use mips_start_function_definition.
3830 (mips_output_function_epilogue): Use mips_end_function_definition.
3831 (build_mips16_function_stub): Use mips_start_function_definition
3832 and mips_end_function_definition.
3833 (build_mips16_call_stub): Likewise.
3835 2008-08-09 Richard Guenther <rguenther@suse.de>
3837 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
3838 * gimple.h (gimple_call_fn): Adjust comment.
3839 (gimple_call_set_fndecl): New function.
3840 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
3841 longer having bare FUNCTION_DECL operand.
3842 (gimple_call_return_type): Likewise.
3843 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
3845 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
3846 (gimple_mod_pow2): Likewise.
3847 (gimple_mod_subtract): Likewise.
3848 (gimple_ic): Likewise.
3849 (gimple_stringop_fixed_value): Likewise.
3850 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
3851 longer having bare FUNCTION_DECL operand.
3852 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
3853 * omp-low.c (optimize_omp_library_calls): Likewise.
3854 * cgraphunit.c (update_call_expr): Likewise.
3855 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
3856 (execute_convert_to_rsqrt): Likewise.
3857 * cfgexpand.c (gimple_to_tree): Simplify.
3858 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
3859 bare FUNCTION_DECL operand.
3860 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
3861 (convert_gimple_call): Use gimple_call_fndecl.
3862 * c-common.c (c_warn_unused_result): Likewise.
3864 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3867 * c-typeck.c (digest_init): Call verify_sequence_points from here.
3868 (c_finish_return): Likewise.
3869 (c_start_case): Likewise.
3870 * c-common.c (warn_for_collisions_1): Use explicit location in
3872 * c-parser.c (c_parser_condition): New. Call
3873 verify_sequence_points.
3874 (c_parser_paren_condition): Call c_parser_condition.
3875 (c_parser_for_statement): Call c_parser_condition.
3877 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3880 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
3881 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
3882 Moved from diagnostic.h
3883 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
3885 (emit_diagnostic): New.
3886 (warning0, pedwarn0): Delete.
3887 (warning, warning_at, pedwarn, permerror): Return bool.
3888 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
3889 Moved to diagnostic.c.
3890 (struct diagnostic_context): Use correct type for
3891 classify_diagnostic.
3892 (diagnostic_report_diagnostic): Update declaration.
3893 (emit_diagnostic): Declare.
3894 * errors.c (warning): Return bool.
3895 * errors.h (warning): Update declaration.
3896 * toplev.h (warning0, pedwarn0): Delete.
3897 (warning, warning_at, pedwarn, permerror): Return bool.
3898 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
3899 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
3900 inform. Update all calls.
3901 (diagnose_mismatched_decls): Check return value of warning/pedwarn
3902 before giving informative note.
3903 (implicit_decl_warning): Likewise.
3904 * c-typeck.c (build_function_call): Likewise.
3905 * tree-sssa.c (warn_uninit): Likewise.
3906 * builtins.c (gimplify_va_arg_expr): Likewise.
3908 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3911 * doc/invoke.texi (-Wextra): Move warning from here...
3912 (-Wuninitialized): ... to here.
3914 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3917 * flags.h (set_Wunused): Delete
3918 * toplev.c (process_options): Handle Wunused flags here.
3919 * opts.c (maybe_warn_unused_parameter): Delete.
3920 (common_handle_option): Replace set_Wunused by warn_unused.
3921 (set_Wextra): Do not handle Wunused-parameter here.
3922 (set_Wunused): Delete.
3923 * c-opts.c (c_common_handle_option): Replace set_Wunused by
3925 * common.opt (Wunused): Add Var and Init.
3926 (Wunused-function): Likewise.
3927 (Wunused-label): Likewise.
3928 (Wunused-parameter): Likewise.
3929 (Wunused-value): Likewise.
3930 (Wunused-variable): Likewise.
3932 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
3934 * doc/invoke.texi: Add cpu_type power7.
3935 * config.in (HAVE_AS_VSX): New.
3936 * config.gcc: Add cpu_type power7.
3937 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
3939 * configure: Regenerate.
3940 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
3942 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
3943 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
3944 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
3946 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
3948 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
3949 type to vectorize.builtin_conversion.
3950 (vectorizable_conversion): Likewise.
3951 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
3952 integral type as input.
3953 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
3955 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
3956 and ALTIVEC_BUILTIN_VCTSXS.
3957 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
3960 2008-08-08 Richard Guenther <rguenther@suse.de>
3962 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
3963 (surely_varying_stmt_p): Calls are varying only if they are
3964 non-builtin and not indirect or have no result.
3965 (ccp_fold): Re-instantiate code before the tuples merge.
3967 2008-08-08 Richard Guenther <rguenther@suse.de>
3969 PR tree-optimization/37056
3970 * gimple.h (gimple_assign_rhs_class): New helper function.
3971 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
3972 unary operations properly.
3974 2008-08-07 Jan Hubicka <jh@suse.cz>
3976 * i386.h (ix86_size_cost): Declare.
3977 (ix86_cur_cost): New function macro.
3978 * i386.md (peepholes expanding size and splitters): Predicate by
3979 optimize_insn_for_speed_p.
3980 (peepholes reduce size and splitters): Predicate by
3981 optimize_insn_for_size_p.
3982 * i386.c (ix86_size_cost): Rename from ...
3983 (size_cost): This one.
3984 (override_options): Update.
3985 (decide_alg): Likewise.
3986 (ix86_expand_clear): Use RTL profile.
3987 (ix86_pad_returns): Use RTL profile.
3989 2008-08-07 Jan Hubicka <jh@suse.cz>
3991 * recog.c (split_all_insns): Set RTL profile
3992 (peephole2_optimize): Likewise.
3993 * function.c (thread_prologue_and_epilogue_insns): Likewise.
3994 * combine.c (combine_instructions): Likewise.
3996 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3998 * c-common.c (c_common_reswords): Also warn about keyword "bool".
4000 2008-08-07 Bob Wilson <bob.wilson@acm.org>
4002 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
4003 value in a6 after the set_frame_ptr insn.
4005 2008-08-07 Richard Henderson <rth@redhat.com>
4008 * gcc.c (cpp_options): Pass along -g*.
4010 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4012 * config/arm/arm.c (output_move_neon): Update comment describing
4013 big-endian vector layout.
4014 (arm_assemble_integer): Do not handle big-endian NEON vectors
4016 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
4017 neon_vget_lane<mode>_sext_internal,
4018 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
4019 element indices for big-endian.
4021 2008-08-07 Richard Henderson <rth@redhat.com>
4023 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
4024 * configure, config.in: Rebuild.
4025 * debug.h (dwarf2out_do_cfi_asm): Declare.
4026 * c-cppbuiltin.c (c_cpp_builtins): Use it.
4027 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
4028 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
4029 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
4031 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4033 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
4034 movv2si_internal): Combine into mov<mode>_internal.
4035 (movv2si_internal_2): Remove.
4037 2008-08-07 Jan Hubicka <jh@suse.cz>
4040 * i386.md (single stringop patterns): Enable unconditionally.
4042 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
4045 * config/i386/emmintrin.h (_mm_move_epi64): Use
4046 __builtin_ia32_movq128.
4048 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
4049 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
4051 * config/i386/sse.md (sse2_movq128): New.
4053 * doc/extend.texi: Document __builtin_ia32_movq128.
4055 2008-08-07 Richard Guenther <rguenther@suse.de>
4058 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
4059 pointers can access anything.
4061 2008-08-06 Jan Hubicka <jh@suse.cz>
4063 * optabs.c (emit_unop_insn): Break out to ...
4064 (maybe_emit_unop_insn): ... this one.
4065 (expand_sfix_optab): Use maybe variant.
4066 * optabs.h (maybe_emit_unop_insn): Declare.
4068 * i386.md (mov0 patterns): Enable by default.
4069 (FP conversion expanders): Disable expansion of code expanding
4070 sequences when instruction should be optimized for size.
4071 (single strinop patterns): Enable when optimizing for size.
4072 (string expanders): Disable expanding of code expanding sequences
4073 when optimizning instruction for size.
4074 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
4076 (ix86_fp_comparison_sahf_cost): Likewise.
4077 (ix86_expand_branch): Likewise.
4078 (ix86_expand_ashl_const): Likewise.
4079 (ix86_split_ashl): Likewise.
4080 (ix86_expand_strlen): Likewise.
4081 (ix86_emit_fp_unordered_jump): Likewie.
4083 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4085 * c-common.c: Fix typo.
4086 (c_common_reswords): Activate more C++ keyword warnings.
4088 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
4090 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4093 * diagnostic.c (permerror_at): New.
4094 * toplev.h (permerror_at): Declare.
4096 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
4097 Ira Rosen <irar@il.ibm.com>
4099 * tree-vect-transform.c (vect_model_simple_cost): Return
4100 immediately if stmt is pure SLP.
4101 (vect_model_store_cost): Ditto.
4102 (vect_model_load_cost): Ditto.
4103 (vectorizable_store): Remove PURE_SLP check before call
4104 to vect_model_store_cost.
4105 (vect_model_store_cost): When checking whether stmt describe
4106 strided access, add a check that it is not slp_node.
4108 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4111 * c-common.c (warn_for_sign_compare): New. Handle separately the
4112 case that 'constant' is zero.
4113 * c-typeck.c (build_binary_op): Move code to c-common.c
4115 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4117 * config/alpha/alpha.c (alpha_preferred_reload_class,
4118 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
4119 alpha_output_mi_thunk_osf): Avoid C++ keywords.
4120 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
4121 * config/arm/arm.md: Likewise.
4122 * config/avr/avr-protos.h (preferred_reload_class,
4123 test_hard_reg_class, avr_simplify_comparison_p,
4124 out_shift_with_cnt, class_max_nregs): Likewise.
4125 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
4126 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
4127 preferred_reload_class, test_hard_reg_class): Likewise.
4128 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
4129 bfin_memory_move_cost, bfin_secondary_reload,
4130 bfin_output_mi_thunk): Likewise.
4131 * config/crx/crx.c (crx_secondary_reload_class,
4132 crx_memory_move_cost): Likewise.
4133 * config/frv/frv-protos.h (frv_secondary_reload_class,
4134 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
4135 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
4136 frv_secondary_reload_class, frv_class_likely_spilled_p,
4137 frv_class_max_nregs): Likewise.
4138 * config/h8300/h8300.c (h8300_classify_operand,
4139 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
4141 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
4142 * config/ia64/ia64.c (ia64_preferred_reload_class,
4143 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
4144 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
4145 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
4147 * config/m68hc11/m68hc11.c (preferred_reload_class,
4148 m68hc11_memory_move_cost): Likewise.
4149 * config/mcore/mcore.c (mcore_secondary_reload_class,
4150 mcore_reload_class): Likewise.
4151 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
4152 mips_class_max_nregs, mips_cannot_change_mode_class,
4153 mips_preferred_reload_class, mips_secondary_reload_class,
4154 mips_output_mi_thunk): Likewise.
4155 * config/mmix/mmix.c (mmix_preferred_reload_class,
4156 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
4158 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4160 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
4161 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
4162 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4163 * config/rs6000/rs6000.c (paired_expand_vector_init,
4164 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
4165 compare_section_name, rs6000_memory_move_cost): Likewise.
4166 * config/s390/s390.c (s390_emit_compare_and_swap,
4167 s390_preferred_reload_class, s390_secondary_reload,
4168 legitimize_pic_address, legitimize_tls_address,
4169 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
4170 s390_class_max_nregs): Likewise.
4171 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4172 * config/s390/s390.md: Likewise.
4173 * config/score/score-protos.h (score_secondary_reload_class,
4174 score_preferred_reload_class): Likewise.
4175 * config/score/score.c (score_preferred_reload_class,
4176 score_secondary_reload_class): Likewise.
4177 * config/score/score3.c (score3_output_mi_thunk,
4178 score3_preferred_reload_class, score3_secondary_reload_class,
4179 score3_hard_regno_mode_ok): Likewise.
4180 * config/score/score3.h (score3_preferred_reload_class,
4181 score3_secondary_reload_class): Likewise.
4182 * config/score/score7.c (score7_output_mi_thunk,
4183 score7_preferred_reload_class, score7_secondary_reload_class,
4184 score7_hard_regno_mode_ok): Likewise.
4185 * config/score/score7.h (score7_preferred_reload_class,
4186 score7_secondary_reload_class): Likewise.
4187 * config/sh/sh.c (prepare_move_operands, output_far_jump,
4188 output_branchy_insn, add_constant, gen_block_redirect,
4189 sh_insn_length_adjustment, sh_cannot_change_mode_class,
4190 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
4192 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4193 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
4194 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
4195 xstormy16_preferred_reload_class): Likewise.
4196 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
4197 xtensa_expand_atomic, override_options,
4198 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
4200 * reorg.c (try_merge_delay_insns): Likewise.
4201 * tree.c (merge_dllimport_decl_attributes): Likewise.
4203 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
4205 2008-08-06 Michael Matz <matz@suse.de>
4207 * Makefile.in (write_entries_to_file): Quote words.
4208 * gengtype.c: (read_input_line): Skip over leading white-space.
4210 2008-08-06 Marc Gauthier <marc@tensilica.com>
4212 * config.gcc: Match more processor names for Xtensa.
4213 * configure.ac: Likewise.
4214 * doc/install.texi (Specific): Likewise.
4215 * configure: Regenerate.
4217 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4219 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
4220 * calls.c (avoid_likely_spilled_reg): Likewise.
4221 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
4222 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
4223 * config/i386/i386.c (ix86_expand_special_args_builtin,
4224 ix86_secondary_reload): Likewise.
4225 * except.c (struct eh_region, gen_eh_region_catch,
4226 remove_unreachable_regions, duplicate_eh_regions,
4227 assign_filter_values, build_post_landing_pads,
4228 sjlj_find_directly_reachable_regions, remove_eh_handler,
4229 reachable_next_level, foreach_reachable_handler,
4230 can_throw_internal_1, can_throw_external_1,
4231 collect_one_action_chain): Likewise.
4232 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
4233 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
4234 * function.c (update_temp_slot_address, instantiate_new_reg,
4235 instantiate_virtual_regs_in_rtx,
4236 instantiate_virtual_regs_in_insn): Likewise.
4237 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
4238 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
4239 gimplify_cleanup_point_expr): Likewise.
4240 * ipa-cp.c (ipcp_lattice_changed): Likewise.
4241 * passes.c (next_pass_1): Likewise.
4242 * print-tree.c (print_node_brief, print_node): Likewise.
4243 * profile.c (branch_prob): Likewise.
4244 * tree-dump.c (dump_register): Likewise.
4245 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
4247 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
4248 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
4249 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
4250 copy_arguments_for_versioning, copy_static_chain): Likewise.
4251 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
4252 add_new_name_mapping, register_new_name_mapping): Likewise.
4253 * tree-mudflap.c (mf_xform_derefs): Likewise.
4254 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
4255 get_init_expr, combine_chains): Likewise.
4256 * tree-pretty-print.c (dump_generic_node): Likewise.
4257 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
4258 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
4259 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
4260 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
4262 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
4265 * calls.c (expand_call): Use the biggest preferred stack
4268 2008-08-06 Michael Matz <matz@suse.de>
4271 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
4272 for reused reload, instead of overwriting them.
4274 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
4277 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
4278 for incoming stack boundary.
4280 * function.c (assign_parm_find_entry_rtl): Update
4281 parm_stack_boundary.
4283 * function.h (rtl_data): Add parm_stack_boundary.
4285 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
4286 parm_stack_boundary for incoming stack boundary.
4288 2008-08-06 Joseph Myers <joseph@codesourcery.com>
4290 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
4291 for unrepresentable subregs or treat them as equal to other regs
4292 or subregs with the same register number.
4294 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
4297 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
4300 2008-08-06 Jan Hubicka <jh@suse.cz>
4302 * predict.c (maybe_hot_frequency_p): When profile is absent, all
4303 frequencies might be hot.
4305 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
4307 * reload.c (find_reloads): Force constants into literal pool
4308 also if they are wrapped in a SUBREG.
4310 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4313 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
4314 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
4315 Don't allow predicated instructions for data speculation.
4316 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
4319 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4321 * haifa-sched.c (extend_global): Split to extend_global_data and
4322 extend_region_data. Update all uses.
4323 (extend_all): Rename to extend_block_data.
4325 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4327 * sched-rgn.c (new_ready): Check if instruction can be
4328 speculatively scheduled before attempting speculation.
4329 (debug_rgn_dependencies): Remove wrongful assert.
4331 2008-08-05 Bob Wilson <bob.wilson@acm.org>
4333 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
4335 2008-08-05 Bob Wilson <bob.wilson@acm.org>
4337 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
4338 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
4339 va_size, and type_size.
4341 2008-08-04 Jason Merrill <jason@redhat.com>
4344 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
4345 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
4347 2008-08-05 Richard Henderson <rth@redhat.com>
4349 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
4350 * configure: Rebuild.
4352 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4355 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
4356 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
4359 2008-08-05 Richard Henderson <rth@redhat.com>
4361 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
4362 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
4363 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
4364 * common.opt (fdwarf2-cfi-asm): New.
4365 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
4366 * config.in, configure: Rebuild.
4367 * dwarf2asm.c (dw2_asm_output_data_raw): New.
4368 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
4369 (dw2_force_const_mem): Externalize.
4370 * dwarf2asm.h: Update.
4371 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
4372 generate a real label.
4373 (output_cfi_directive): New.
4374 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
4375 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
4376 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
4378 (dwarf2out_end_epilogue): Emit .cfi_endproc.
4379 (output_loc_operands_raw, output_loc_sequence_raw): New.
4380 (output_cfa_loc_raw): New.
4382 2008-08-05 Paul Brook <paul@codesourcery.com>
4384 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
4385 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
4386 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
4387 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
4388 * config/arm/arm.h (TARGET_VFPD32): Define.
4389 (TARGET_VFP3): Use TARGET_VFPD32.
4390 (fputype): Add FPUTYPE_VFP3D16.
4391 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
4392 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
4393 * config/arm/arm-cores.def: Add cortex-r4f.
4394 * config/arm/arm-tune.md: Regenerate.
4396 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4398 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
4399 Reword some comments throughout the file.
4401 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
4402 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
4403 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
4404 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
4406 (MFC_START_ENABLE): Remove PPU-only define.
4407 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
4408 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
4410 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
4411 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
4412 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
4413 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
4414 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
4415 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
4416 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
4418 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
4419 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
4420 (mfc_sdcrt, mfc_sdcrtst): Likewise.
4421 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
4423 (spu_read_machine_status): Fix typo.
4425 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4427 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
4428 SUBREG of multi-word hard register.
4429 * config/spu/spu.c (valid_subreg): Likewise.
4430 (adjust_operand): Handle SUBREGs of multi-word hard registers.
4432 2008-08-04 Richard Guenther <rguenther@suse.de>
4434 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
4435 the candidate with the stripped base if that base is different
4436 from the original base even for offset zero.
4438 2008-08-04 Richard Guenther <rguenther@suse.de>
4441 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
4442 check for no_overflow.
4444 2008-08-04 Richard Guenther <rguenther@suse.de>
4446 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
4448 2008-08-04 Paul Brook <paul@codesourcery.com>
4450 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
4451 (arm_order_regs_for_local_alloc): New function.
4452 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
4454 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
4456 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
4459 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
4460 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
4461 (ix86_expand_epilogue): Likewise.
4463 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
4465 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
4468 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
4470 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
4471 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
4472 (*movv2sf_internal_rex64): Ditto.
4474 2008-08-03 Jan Hubicka <jh@suse.cz>
4476 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
4477 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
4478 * expmed.c (expand_smod_pow2): Likewise.
4480 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
4483 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
4484 alternative 0 of operand 1.
4485 (*vec_concatv2di_rex64_sse): Ditto.
4486 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
4488 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
4489 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
4490 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
4491 (*movv2sf_internal_rex64): Ditto.
4493 2008-08-02 Richard Guenther <rguenther@suse.de>
4496 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
4497 (ssedoublesizemode): New mode attribute.
4498 (sse_shufps): Call gen_sse_shufps_v4sf.
4499 (sse_shufps_1): Macroize.
4500 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
4501 (sse2_shufpd_1): Macroize.
4502 (vec_extract_odd, vec_extract_even): New expanders.
4503 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
4504 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
4505 * i386.c (ix86_expand_vector_init_one_nonzero): Call
4506 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
4507 (ix86_expand_vector_set): Likewise.
4508 (ix86_expand_reduc_v4sf): Likewise.
4510 2008-08-01 Doug Kwan <dougkwan@google.com>
4512 * matrix-reorg.c: Re-enable all code.
4513 (struct malloc_call_data): Change CALL_STMT to gimple type.
4514 (collect_data_for_malloc_call): Tuplify.
4515 (struct access_site_info): Change STMT to gimple type.
4516 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
4517 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
4518 (struct free_info): Change STMT to gimple type.
4519 (struct matrix_access_phi_node): Change PHI to gimple type.
4520 (get_inner_of_cast_expr): Remove.
4521 (may_flatten_matrices_1): Tuplify.
4522 (may_flatten_matrices): Ditto.
4523 (mark_min_matrix_escape_level): Ditto.
4524 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
4525 (ssa_accessed_in_call_rhs): New
4526 (ssa_accessed_in_assign_rhs): New
4527 (record_access_alloc_site_info): Tuplify.
4528 (add_allocation_site): Ditto.
4529 (analyze_matrix_allocation_site): Ditto.
4530 (analyze_transpose): Ditto.
4531 (get_index_from_offset): Ditto.
4532 (update_type_size): Ditto.
4533 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
4534 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
4535 (analyze_accesses_for_phi_node): Tuplify.
4536 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
4537 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
4538 (analyze_matrix_accesses): Tuplify.
4539 (check_var_data): New call-back type for check_var_notmodified_p.
4540 (check_var_notmodified_p): Tuplify and use call-back struct to
4541 return statement found.
4542 (can_calculate_expr_before_stmt): Factor out statement related code
4544 (can_calculate_stmt_before_stmt): New.
4545 (check_allocation_function): Tuplify.
4546 (find_sites_in_func): Ditto.
4547 (record_all_accesses_in_func): Ditto.
4548 (transform_access_sites): Ditto.
4549 (transform_allocation_sites): Ditto.
4550 (matrix_reorg): Re-enable.
4551 (gate_matrix_reorg): Re-enable.
4553 2008-08-01 Jakub Jelinek <jakub@redhat.com>
4555 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
4556 for labels for which it hasn't been set yet. If it has been set,
4557 stop walking insns and continue with next worklist item.
4558 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
4559 if the only BARRIER is at the very end of a function.
4561 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
4563 * cfgexpand.c (expand_stack_alignment): Assert that
4564 stack_realign_drap and drap_rtx must match.
4566 * function.c (instantiate_new_reg): If DRAP is used to realign
4567 stack, replace virtual_incoming_args_rtx with internal arg
4570 2008-08-01 Richard Guenther <rguenther@suse.de>
4572 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
4573 loop information only if we initialized it.
4574 (execute_pre): Call fini_pre with in_fre.
4575 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
4576 if we do not unroll because we hit max-completely-peeled-insns.
4577 Use our estimation for consistency, do allow shrinking.
4579 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
4581 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
4582 with MIN_STACK_BOUNDARY.
4583 (ix86_update_stack_boundary): Likewise.
4584 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
4587 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
4588 (MIN_STACK_BOUNDARY): This.
4590 2008-08-01 Richard Guenther <rguenther@suse.de>
4593 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
4595 2008-08-01 Richard Guenther <rguenther@suse.de>
4597 PR tree-optimization/36988
4598 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
4599 do not matter if that doesn't change volatile qualification.
4601 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
4603 * configure.ac: Do not generate libada-mk. Do not subst
4605 * libada-mk.in: Remove.
4606 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
4607 * configure: Regenerate.
4609 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
4611 * tree-pass.h: Added comment about not dumping passes with name
4612 starting with star in struct opt_pass.
4613 * passes.c (register_dump_files_1): Don't do dump for a pass with
4614 name starting with star.
4615 * doc/passes.texi (Pass manager): Mention pass names and special
4616 meaning of star prefix to avoid dump.
4618 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
4620 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
4622 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
4623 (ISA_MIPS64R2): New macro.
4624 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
4625 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
4626 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
4627 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
4628 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
4629 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
4630 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
4631 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
4632 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
4633 Move up to keep list alphabetically sorted.
4634 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
4635 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
4637 * doc/invoke.texi (MIPS Options): Add -mips64r2.
4638 (-march=@var{arch}): Add mips64r2.
4640 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4642 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
4644 2008-07-31 Steve Ellcey <sje@cup.hp.com>
4646 * expr.c (expand_assignment): Check for complete type.
4648 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4651 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
4653 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
4654 for stack alignment.
4656 * function.h (rtl_data): Add stack_realign_tried. Update comments.
4658 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
4660 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
4661 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
4663 2008-07-31 Jakub Jelinek <jakub@redhat.com>
4665 PR rtl-optimization/36419
4666 * dwarf2out.c (barrier_args_size): New variable.
4667 (compute_barrier_args_size, compute_barrier_args_size_1): New
4669 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
4670 if not called yet in the current function, use barrier_args_size
4671 array to find the new args_size value.
4672 (dwarf2out_frame_debug): Free and clear barrier_args_size.
4674 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4677 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
4680 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4683 * dwarf2out.c (dwarf2out_args_size_adjust): New.
4684 (dwarf2out_stack_adjust): Use it.
4685 (dwarf2out_frame_debug_expr): Likewise.
4687 2008-07-31 Richard Guenther <rguenther@suse.de>
4689 PR tree-optimization/36978
4690 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
4691 the generated condition.
4693 2008-07-31 Richard Guenther <rguenther@suse.de>
4695 * passes.c (init_optimization_passes): Always call
4696 pass_early_warn_uninitialized.
4697 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
4698 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
4699 * doc/passes.texi (Warn for uninitialized variables): Adjust.
4701 2008-07-31 Jakub Jelinek <jakub@redhat.com>
4704 * builtins.c (maybe_emit_free_warning): New function.
4705 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
4706 maybe_emit_free_warning for BUILT_IN_FREE.
4709 * dwarf2out.c (get_context_die): New function.
4710 (force_decl_die, force_type_die): Use it.
4711 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
4712 returns NULL, force generation of DW_TAG_typedef and put that into
4715 PR preprocessor/36649
4716 * c-pch.c (c_common_read_pch): Save and restore
4717 line_table->trace_includes across PCH restore.
4719 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
4722 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
4724 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
4727 * final.c (call_from_call_insn): Handle COND_EXEC.
4729 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
4731 * builtins.c (std_gimplify_va_arg_expr): Replace
4732 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
4733 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
4735 2008-07-30 Joey Ye <joey.ye@intel.com>
4736 H.J. Lu <hongjiu.lu@intel.com>
4738 * builtins.c (expand_builtin_setjmp_receiver): Replace
4739 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
4740 (expand_builtin_apply_args_1): Likewise.
4741 (expand_builtin_longjmp): Need DRAP for stack alignment.
4742 (expand_builtin_apply): Likewise.
4744 * caller-save.c (setup_save_areas): Call assign_stack_local_1
4745 instead of assign_stack_local to allow alignment reduction.
4747 * calls.c (emit_call_1): Need DRAP for stack alignment if
4749 (expand_call): Replace virtual_incoming_args_rtx with
4750 crtl->args.internal_arg_pointer.
4751 * stmt.c (expand_nl_goto_receiver): Likewise.
4753 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
4754 alignment and store to stack_alignment_estimated and
4755 max_used_stack_slot_alignment.
4756 (expand_one_var): Likewise.
4757 (expand_stack_alignment): New function.
4758 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
4759 and stack_alignment_estimated fields in rtl_data. Call
4760 expand_stack_alignment at end.
4762 * defaults.h (INCOMING_STACK_BOUNDARY): New.
4763 (MAX_STACK_ALIGNMENT): Likewise.
4764 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
4765 (SUPPORTS_STACK_ALIGNMENT): Likewise.
4767 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
4768 stack alignment when generating virtual registers.
4770 * function.c (assign_stack_local): Renamed to ...
4771 (assign_stack_local_1): This. Add a parameter to indicate
4772 if it is OK to reduce alignment.
4773 (assign_stack_local): Use it.
4774 (instantiate_new_reg): Instantiate virtual incoming args rtx
4775 to vDRAP if stack realignment and DRAP is needed.
4776 (assign_parms): Collect parameter/return type alignment and
4777 contribute to stack_alignment_estimated.
4778 (locate_and_pad_parm): Likewise.
4779 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
4780 with crtl->args.internal_arg_pointer.
4782 * function.h (rtl_data): Add new field drap_reg,
4783 max_used_stack_slot_alignment, stack_alignment_estimated,
4784 stack_realign_needed, need_drap, stack_realign_processed and
4785 stack_realign_finalized.
4786 (stack_realign_fp): New macro.
4787 (stack_realign_drap): Likewise.
4789 * global.c (compute_regsets): Frame pointer is needed when
4790 stack is realigned. Can eliminate frame pointer when stack is
4791 realigned and dynamic realigned argument pointer isn't used.
4793 * reload1.c (update_eliminables): Frame pointer is needed
4794 when stack is realigned.
4795 (init_elim_table): Can eliminate frame pointer when stack is
4796 realigned and dynamic realigned argument pointer isn't used.
4798 * rtl.h (assign_stack_local_1): Declare new funtion.
4800 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
4801 (TARGET_GET_DRAP_RTX): Likewise.
4802 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
4803 TARGET_GET_DRAP_RTX.
4805 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
4807 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
4808 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
4810 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
4811 H.J. Lu <hongjiu.lu@intel.com>
4813 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
4814 vdrap_reg, stack_realign and drap_reg_saved.
4815 (add_cfi): Don't allow redefining CFA when DRAP is used.
4816 (reg_save): Handle stack alignment.
4817 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
4818 alignment. Don't generate DWARF information for (set fp sp)
4820 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
4822 (int_loc_descriptor): Move prototype forward. Also define if
4823 DWARF2_UNWIND_INFO is true.
4824 (output_cfa_loc): Handle DW_CFA_expression.
4825 (build_cfa_aligned_loc): New.
4826 (based_loc_descr): Update assert for stack realign. For local
4827 variables, use sp+offset when stack is aligned without drap and
4828 fp+offset when stack is aligned with drap. For arguments, use
4829 cfa+offset when drap is used to align stack.
4831 2008-07-30 Joey Ye <joey.ye@intel.com>
4832 H.J. Lu <hongjiu.lu@intel.com>
4834 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
4836 (ix86_gen_andsp): New.
4837 (ix86_user_incoming_stack_boundary): Likewise.
4838 (ix86_default_incoming_stack_boundary): Likewise.
4839 (ix86_incoming_stack_boundary): Likewise.
4840 (ix86_can_eliminate): Likewise.
4841 (find_drap_reg): Likewise.
4842 (ix86_update_stack_boundary): Likewise.
4843 (ix86_get_drap_rtx): Likewise.
4844 (ix86_finalize_stack_realign_flags): Likewise.
4845 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
4846 (TARGET_GET_DRAP_RTX): Likewise.
4847 (override_options): Overide option value for new options.
4848 (ix86_function_ok_for_sibcall): Remove check for
4849 force_align_arg_pointer.
4850 (ix86_handle_cconv_attribute): Likewise.
4851 (ix86_function_regparm): Likewise.
4852 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
4853 (ix86_va_start): Replace virtual_incoming_args_rtx with
4854 crtl->args.internal_arg_pointer.
4855 (ix86_select_alt_pic_regnum): Check DRAP register.
4856 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
4857 (ix86_compute_frame_layout): Compute frame layout wrt stack
4859 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
4860 (ix86_expand_prologue): Decide if stack realignment is needed
4861 and generate prologue code accordingly.
4862 (ix86_expand_epilogue): Generate epilogue code wrt stack
4863 realignment is really needed or not.
4865 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
4866 (ABI_STACK_BOUNDARY): Likewise.
4867 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
4868 (STACK_REALIGN_DEFAULT): Likewise.
4869 (INCOMING_STACK_BOUNDARY): Likewise.
4870 (MAX_STACK_ALIGNMENT): Likewise.
4871 (ix86_incoming_stack_boundary): Likewise.
4872 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
4873 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
4874 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
4875 (machine_function): Remove force_align_arg_pointer.
4877 * config/i386/i386.md (BX_REG): New.
4878 (R13_REG): Likewise.
4880 * config/i386/i386.opt (mforce_drap): New.
4881 (mincoming-stack-boundary): Likewise.
4882 (mstackrealign): Add Init(-1).
4884 * config/i386/i386-protos.h (ix86_can_eliminate): New
4886 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
4888 * doc/extend.texi: Update force_align_arg_pointer.
4890 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
4893 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
4894 (INCOMING_STACK_BOUNDARY): Likewise.
4895 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
4896 (TARGET_GET_DRAP_RTX): Likewise.
4898 2008-07-30 Andreas Schwab <schwab@suse.de>
4900 PR rtl-optimization/36929
4901 * dse.c (replace_inc_dec): Use emit_insn_before instead of
4902 add_insn_before and fix argument order.
4903 (replace_inc_dec_mem): Handle NULL rtx.
4905 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
4907 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
4909 (arm_compute_initial_elimination_offset): Use it.
4910 (arm_compute_save_reg_mask): Include static chain save slot when
4911 calculating alignment.
4912 (arm_get_frame_offsets): Ditto.
4913 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
4914 that we can use to decrement the stack when the stack decrement
4915 could be too big for an immediate value in a single insn.
4916 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
4918 2008-07-30 Richard Guenther <rguenther@suse.de>
4920 PR tree-optimization/36967
4921 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
4922 Release defs of statements we remove.
4924 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
4926 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
4927 instead of NULL_RTVEC.
4929 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
4933 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
4936 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
4938 * final.c (call_from_call_insn): New.
4939 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
4941 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
4943 * configure.ac: Substitute ADA_CFLAGS.
4944 * configure: Regenerate.
4945 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
4946 * Makefile.in: Remove mention of X_* variables.
4947 * config/pa/x-ada-hpux10: Remove.
4948 * config/pa/x-ada: Remove.
4950 * doc/fragments.texi: Update.
4952 2008-07-30 Olivier Hainque <hainque@adacore.com>
4954 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
4955 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
4956 __dso_handle explicitly here.
4958 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4961 * c-typeck.c (build_binary_op): Encapsulate code into...
4962 * c-common.c (shorten_binary_op): ...this new function.
4963 (conversion_warning): Use the new function. Handle non-negative
4964 constant in bitwise-and.
4965 * c-common.h (shorten_binary_op): Declare.
4967 2008-07-30 Olivier Hainque <hainque@adacore.com>
4969 * scan.c (make_sstring_space): Add explicit conversions of
4970 allocator's return value.
4971 * fix-header.c (recognized_function): Likewise.
4973 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4975 * doc/cpp.texi: Update to GFDL 1.2.
4976 * doc/gcc.texi: Do not list GPL as Invariant Section.
4977 * doc/gccint.texi: Likewise. Update copyright years.
4978 * doc/install.texi: Update copyright years.
4980 2008-07-30 Alan Modra <amodra@bigpond.net.au>
4983 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
4984 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
4986 2008-07-29 Jan Hubicka <jh@suse.cz>
4988 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
4989 (grokdeclarator): Likewise.
4990 * langhooks.c (lhd_warn_unused_global_decl): Use
4991 DECL_DECLARED_INLINE_P.
4992 * print-tree.c (print_node): Remove DECL_INLINE check.
4994 2008-07-29 Richard Guenther <rguenther@suse.de>
4996 PR tree-optimization/36945
4997 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
4998 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
4999 Record invariant addresses un-decomposed.
5000 (copy_reference_ops_from_call): Record reference call
5001 arguments properly. Simplify.
5002 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
5003 helper split out from ...
5004 (create_component_ref_by_pieces): ... here. Simplify.
5005 Prepare for recursive invocation for call arguments.
5006 (create_expression_by_pieces): Adjust call to
5007 create_component_ref_by_pieces.
5008 (compute_avail): Process operand 2 of reference ops.
5010 2008-07-29 Richard Guenther <rguenther@suse.de>
5012 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
5014 2008-07-29 Jakub Jelinek <jakub@redhat.com>
5016 * c-format.c (check_format_types): Revert unwanted checkin.
5018 2008-07-29 Jan Hubicka <jh@suse.cz>
5020 * flags.h (flag_really_no_inline): Remove.
5021 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
5022 * toplev.c (flag_really_no_inline): Remove.
5023 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
5024 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
5025 (cgraph_decide_inlining_incrementally): Likewise.
5026 (compute_inline_parameters): Likewise.
5027 * opts.c (decode_options): Simplify.
5028 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
5029 * common.opt (finline): Initialize to 1.
5030 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
5032 2008-07-29 Jan Hubicka <jh@suse.cz>
5034 * predict.c (always_optimize_for_size_p): New function.
5035 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5036 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5037 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
5039 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
5040 * function.c (prepare_function_start): Set default profile.
5041 * function.h (rtl_data): Add maybe_hot_insn_p.
5042 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
5043 (construct_exit_block): Likewise.
5044 (tree_expand_cfg): Likewise.
5046 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5047 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5048 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
5049 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
5052 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5055 * c-decl.c (merge_decls): Merge USED flags.
5057 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
5059 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
5060 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
5061 next_stack, lab_false and lab_over trees.
5063 2008-07-28 Richard Guenther <rguenther@suse.de>
5065 PR tree-optimization/36957
5066 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
5067 (useless_type_conversion_p): Remove.
5068 (types_compatible_p): Remove.
5069 * gimple.h (tree_ssa_useless_type_conversion): Declare.
5070 (useless_type_conversion_p): Declare.
5071 (types_compatible_p): Declare.
5072 (gimple_expr_type): Return the base type only if it is
5073 trivially convertible to the subtype.
5075 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
5077 * configure.ac: Use the m4_do macro to concatenate the warnings into
5078 one string in ACX_PROG_CC_WARNING_OPTS,
5079 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
5080 * configure: Regenerate.
5082 2008-07-28 Richard Guenther <rguenther@suse.de>
5084 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
5085 (insert_fake_stores): Remove.
5086 (realify_fake_stores): Likewise.
5087 (execute_pre): Remove dead code.
5088 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
5089 (find_func_aliases): Deal with it here instead.
5090 Re-enable gcc_unreachable call.
5092 2008-07-28 Richard Guenther <rguenther@suse.de>
5094 Merge from gimple-tuples-branch.
5096 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
5097 * gimple.def: New file.
5098 * gsstruct.def: Likewise.
5099 * gimple-iterator.c: Likewise.
5100 * gimple-pretty-print.c: Likewise.
5101 * tree-gimple.c: Removed. Merged into ...
5102 * gimple.c: ... here. New file.
5103 * tree-gimple.h: Removed. Merged into ...
5104 * gimple.h: ... here. New file.
5106 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
5107 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
5108 --enable-checking=gimple flag.
5109 * config.in: Likewise.
5110 * configure: Regenerated.
5112 * tree-ssa-operands.h: Tuplified.
5113 * tree-vrp.c: Likewise.
5114 * tree-loop-linear.c: Likewise.
5115 * tree-into-ssa.c: Likewise.
5116 * tree-ssa-loop-im.c: Likewise.
5117 * tree-dump.c: Likewise.
5118 * tree-complex.c: Likewise.
5119 * cgraphbuild.c: Likewise.
5120 * tree-ssa-threadupdate.c: Likewise.
5121 * tree-ssa-loop-niter.c: Likewise.
5122 * tree-pretty-print.c: Likewise.
5123 * tracer.c: Likewise.
5124 * gengtype.c: Likewise.
5125 * tree-loop-distribution.c: Likewise.
5126 * tree-ssa-loop-unswitch.c: Likewise.
5127 * cgraph.c: Likewise.
5128 * cgraph.h: Likewise.
5129 * tree-ssa-loop-manip.c: Likewise.
5130 * value-prof.c: Likewise.
5131 * tree-ssa-loop-ch.c: Likewise.
5132 * tree-tailcall.c: Likewise.
5133 * value-prof.h: Likewise.
5136 * tree-pass.h: Likewise.
5137 * ipa-cp.c: Likewise.
5138 * tree-scalar-evolution.c: Likewise.
5139 * tree-scalar-evolution.h: Likewise.
5140 * target.h: Likewise.
5141 * lambda-mat.c: Likewise.
5142 * tree-phinodes.c: Likewise.
5143 * diagnostic.h: Likewise.
5144 * builtins.c: Likewise.
5145 * tree-ssa-alias-warnings.c: Likewise.
5146 * cfghooks.c: Likewise.
5147 * fold-const.c: Likewise.
5148 * cfghooks.h: Likewise.
5149 * omp-low.c: Likewise.
5150 * tree-ssa-dse.c: Likewise.
5151 * ipa-reference.c: Likewise.
5152 * tree-ssa-uncprop.c: Likewise.
5153 * toplev.c: Likewise.
5154 * tree-gimple.c: Likewise.
5155 * tree-gimple.h: Likewise.
5156 * tree-chrec.c: Likewise.
5157 * tree-chrec.h: Likewise.
5158 * tree-ssa-sccvn.c: Likewise.
5159 * tree-ssa-sccvn.h: Likewise.
5160 * cgraphunit.c: Likewise.
5161 * tree-ssa-copyrename.c: Likewise.
5162 * tree-ssa-ccp.c: Likewise.
5163 * tree-ssa-loop-ivopts.c: Likewise.
5164 * tree-nomudflap.c: Likewise.
5165 * tree-call-cdce.c: Likewise.
5166 * ipa-pure-const.c: Likewise.
5167 * c-format.c: Likewise.
5168 * tree-stdarg.c: Likewise.
5169 * tree-ssa-math-opts.c: Likewise.
5170 * tree-ssa-dom.c: Likewise.
5171 * tree-nrv.c: Likewise.
5172 * tree-ssa-propagate.c: Likewise.
5173 * ipa-utils.c: Likewise.
5174 * tree-ssa-propagate.h: Likewise.
5175 * tree-ssa-alias.c: Likewise.
5176 * gimple-low.c: Likewise.
5177 * tree-ssa-sink.c: Likewise.
5178 * ipa-inline.c: Likewise.
5179 * c-semantics.c: Likewise.
5180 * dwarf2out.c: Likewise.
5182 * tree-ssa-loop-ivcanon.c: Likewise.
5183 * predict.c: Likewise.
5184 * tree-ssa-loop.c: Likewise.
5185 * tree-parloops.c: Likewise.
5186 * tree-ssa-address.c: Likewise.
5187 * tree-ssa-ifcombine.c: Likewise.
5188 * matrix-reorg.c: Likewise.
5189 * c-decl.c: Likewise.
5190 * tree-eh.c: Likewise.
5191 * c-pretty-print.c: Likewise.
5192 * lambda-trans.c: Likewise.
5193 * function.c: Likewise.
5194 * langhooks.c: Likewise.
5195 * ebitmap.h: Likewise.
5196 * tree-vectorizer.c: Likewise.
5197 * function.h: Likewise.
5198 * langhooks.h: Likewise.
5199 * tree-vectorizer.h: Likewise.
5200 * ipa-type-escape.c: Likewise.
5201 * ipa-type-escape.h: Likewise.
5202 * domwalk.c: Likewise.
5203 * tree-if-conv.c: Likewise.
5204 * profile.c: Likewise.
5205 * domwalk.h: Likewise.
5206 * tree-data-ref.c: Likewise.
5207 * tree-data-ref.h: Likewise.
5208 * tree-flow-inline.h: Likewise.
5209 * tree-affine.c: Likewise.
5210 * tree-vect-analyze.c: Likewise.
5211 * c-typeck.c: Likewise.
5212 * gimplify.c: Likewise.
5213 * coretypes.h: Likewise.
5214 * tree-ssa-phiopt.c: Likewise.
5215 * calls.c: Likewise.
5216 * tree-ssa-coalesce.c: Likewise.
5217 * tree.def: Likewise.
5218 * tree-dfa.c: Likewise.
5219 * except.c: Likewise.
5220 * except.h: Likewise.
5221 * cfgexpand.c: Likewise.
5222 * tree-cfgcleanup.c: Likewise.
5223 * tree-ssa-pre.c: Likewise.
5224 * tree-ssa-live.c: Likewise.
5225 * tree-sra.c: Likewise.
5226 * tree-ssa-live.h: Likewise.
5227 * tree-predcom.c: Likewise.
5228 * lambda.h: Likewise.
5229 * tree-mudflap.c: Likewise.
5230 * ipa-prop.c: Likewise.
5231 * print-tree.c: Likewise.
5232 * tree-ssa-copy.c: Likewise.
5233 * ipa-prop.h: Likewise.
5234 * tree-ssa-forwprop.c: Likewise.
5235 * ggc-page.c: Likewise.
5236 * c-omp.c: Likewise.
5237 * tree-ssa-dce.c: Likewise.
5238 * tree-vect-patterns.c: Likewise.
5239 * tree-ssa-ter.c: Likewise.
5240 * tree-nested.c: Likewise.
5241 * tree-ssa.c: Likewise.
5242 * lambda-code.c: Likewise.
5243 * tree-ssa-loop-prefetch.c: Likewise.
5244 * tree-inline.c: Likewise.
5245 * tree-inline.h: Likewise.
5246 * tree-iterator.c: Likewise.
5247 * tree-optimize.c: Likewise.
5248 * tree-ssa-phiprop.c: Likewise.
5249 * tree-vect-transform.c: Likewise.
5250 * tree-object-size.c: Likewise.
5251 * tree-outof-ssa.c: Likewise.
5252 * cfgloop.c: Likewise.
5253 * system.h: Likewise.
5254 * tree-profile.c: Likewise.
5255 * cfgloop.h: Likewise.
5256 * c-gimplify.c: Likewise.
5257 * c-common.c: Likewise.
5258 * tree-vect-generic.c: Likewise.
5259 * tree-flow.h: Likewise.
5260 * c-common.h: Likewise.
5261 * basic-block.h: Likewise.
5262 * tree-ssa-structalias.c: Likewise.
5263 * tree-switch-conversion.c: Likewise.
5264 * tree-ssa-structalias.h: Likewise.
5265 * tree-cfg.c: Likewise.
5266 * passes.c: Likewise.
5267 * ipa-struct-reorg.c: Likewise.
5268 * ipa-struct-reorg.h: Likewise.
5269 * tree-ssa-reassoc.c: Likewise.
5270 * cfgrtl.c: Likewise.
5271 * varpool.c: Likewise.
5273 * tree-ssanames.c: Likewise.
5274 * tree-ssa-threadedge.c: Likewise.
5275 * langhooks-def.h: Likewise.
5276 * tree-ssa-operands.c: Likewise.
5277 * config/alpha/alpha.c: Likewise.
5278 * config/frv/frv.c: Likewise.
5279 * config/s390/s390.c: Likewise.
5280 * config/m32c/m32c.c: Likewise.
5281 * config/m32c/m32c-protos.h: Likewise.
5282 * config/spu/spu.c: Likewise.
5283 * config/sparc/sparc.c: Likewise.
5284 * config/i386/i386.c: Likewise.
5285 * config/sh/sh.c: Likewise.
5286 * config/xtensa/xtensa.c: Likewise.
5287 * config/stormy16/stormy16.c: Likewise.
5288 * config/ia64/ia64.c: Likewise.
5289 * config/rs6000/rs6000.c: Likewise.
5290 * config/pa/pa.c: Likewise.
5291 * config/mips/mips.c: Likewise.
5293 2008-07-28 Simon Baldwin <simonb@google.com>
5295 * c-pragma.c (handle_pragma_message): New function.
5296 (init_pragma): Register handle_pragma_message.
5297 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
5300 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
5302 PR tree-optimization/35252
5303 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
5304 REALPART_EXPR to be considered as same load operation.
5306 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
5308 PR tree-optimization/36830
5309 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
5310 (expressions_equal_p): Return false if only one operand is null.
5312 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
5314 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
5315 version requirements.
5317 2008-07-26 Olivier Hainque <hainque@adacore.com>
5319 * collect2.c (symkind): New enum. Symbol kinds we care about.
5320 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
5321 code and head comment accordingly.
5322 (scan_prog_file): Use symkind names instead of bare integers.
5324 2008-07-25 Jan Hubicka <jh@suse.cz>
5326 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
5328 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
5329 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
5330 * dojump.c (clear_pending_stack_adjust): Likewise.
5331 * print-tree.c (print_node): Ignore DECL_INLINE.
5332 * tree-inline.c (inlinable_function_p): Likewise.
5334 2008-07-25 Michael Meissner <gnu@the-meissners.org>
5336 * doc/extend.texi (hot attribute): Document that the hot attribute
5337 turns on -O3 for some ports.
5338 (cold attribute): Document that the cold attribute turns on -Os
5341 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
5342 reflect function specific option support.
5344 * target.h (struct target_option_hooks): Add fields to say whether
5345 the cold attribute implies -Os and the hot attribute implies -O3.
5347 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
5348 By default, do not turn on -Os for cold functions.
5349 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
5350 not turn on -O3 for hot functions.
5352 * c-common.c (handle_hot_attribute): Use target hook to determine
5353 if hot functions should enable -O3.
5354 (handle_cold_attribute): Use target hook to determine if cold
5355 functions should enable -Os.
5357 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
5358 (override_options): Move disable scheduling to
5359 optimization_options.
5360 (optimization_options): Disable scheduling here, not
5362 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5363 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5365 * config/ia64/ia64.c (ia64_override_options): Move setting
5366 scheduling flags to ia64_optimization_options.
5367 (ia64_optimization_options): Disable scheduling options here, and
5368 not in ia64_override_options.
5369 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5370 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5372 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
5375 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
5377 2008-07-25 Martin Jambor <mjambor@suse.cz>
5379 PR tree-optimization/36926
5380 * ipa-prop.c (ipa_analyze_call_uses): Call
5381 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
5383 2008-07-25 Joseph Myers <joseph@codesourcery.com>
5385 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
5386 movv2si_internal): Add mem = reg alternative.
5388 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
5391 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
5392 DEFAULT_PCC_STRUCT_RETURN to 127.
5394 2008-07-24 Jan Hubicka <jh@suse.cz>
5396 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
5397 (build_cgraph_edges): Likewise.
5398 * cgraph.c (cgraph_node): Do not update assembler hash.
5399 (cgraph_remove_node): Drop non-unit-at-a-time code.
5400 * tree-pass.h (pass_O0_always_inline): Remove.
5401 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
5402 * toplev.c (process_options): Flag unit-at-a-time does not imply
5404 * cgraphunit.c: Update comments.
5405 (decide_is_function_needed): Drop non-unit-at-a-time mode.
5406 (cgraph_assemble_pending_functions): Remove.
5407 (cgraph_reset_node): Drop non-unit-at-a-time code.
5408 (cgraph_finalize_function): Likewise.
5409 (cgraph_analyze_function): Likewise.
5410 (cgraph_finalize_compilation_unit): Likewise.
5411 (cgraph_expand_function): Likewise.
5412 (cgraph_optimize): Likesise.
5413 (save_inline_function_body): Likewise.
5414 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
5415 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
5416 * ipa-inline.c: Update comments.
5417 (enum inlining_mode): remove INLINE_SPEED.
5418 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
5419 (cgraph_mark_inline_edge): Likewise.
5420 (try_inline): Likewise.
5421 (cgraph_decide_inlining_incrementally): Likewise.
5422 (cgraph_gate_inlining): Remove.
5423 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
5424 (cgraph_gate_early_inlining): Likewise.
5425 (gate_inline_passes): Remove.
5426 (pass_inline_parameters, pass_ipa_inline): Remove gates.
5427 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
5428 pass_O0_always_inline): Remove.
5429 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
5430 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
5431 * opts.c (no_unit_at_a_time_default): Remove.
5432 (decode_options): Remove flag_unit_at_a_time reset and warning.
5433 * opts.h (no_unit_at_a_time_default): Remove.
5434 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
5435 early in GNU dialect.
5436 (merge_decls): Update comment; drop unit-at-a-time check.
5437 (finish_decl): Likewise.
5438 (grok_declaration): Remove flag_inline_trees code.
5439 (finish_functions): Return on function returning non-void on all
5441 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
5442 * cfgexpand.c (expand_one_static_var): Remove.
5443 (expand_one_var): Remove expand_one_static_var call.
5444 (expand_used_vars_for_block): Remove flag_unit_a_time check.
5445 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
5446 and flag_unit_at_a-time compatibility checks.
5447 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
5448 * tree-inline.c (flag_inline_trees): Remove.
5449 (inlinable_function_p): Don't check it.
5450 (expand_call_inline): Remove non-unit-at-a-time code.
5451 * tree-inline.h (flag_inline_trees): Remove.
5452 * tree-optimize.c (execute_early_local_optimizations): Remove
5453 unit-at-a-time checks.
5454 (tree_rest_of_compilation): Likewise.
5455 * combine.c (setup_incoming_promotions): Likewise.
5456 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
5457 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
5458 * passes.c (pass_inline_parameters): Update comments; remove
5459 O0_alwaysinline pass.
5460 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
5461 (execute_one_pass): Likewise.
5462 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
5463 (ix86_function_sseregparm): Likewise.
5464 * arm.c (arm_function_in_section_p): Likewise.
5465 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
5466 * varpool.c: Update comments.
5467 (decide_is_variable_needed): Remove unit-at-a-time checks.
5468 (varpool_finalize_decl): Likewise.
5470 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
5472 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
5474 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
5476 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
5478 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
5479 imp symbol extension.
5481 2008-07-23 Ian Lance Taylor <iant@google.com>
5483 * tree-vrp.c (infer_value_range): Ignore asm statements when
5484 looking for memory accesses for -fdelete-null-pointer-checks.
5486 2008-07-24 Ben Elliston <bje@au.ibm.com>
5488 * config/spu/spu-c.c (__vector_keyword): New variable.
5489 (vector_keyword): Likewise.
5490 (spu_categorize_keyword): New function.
5491 (spu_macro_to_expand): Likewise.
5492 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
5493 compiling an ISO C dialect.
5495 2008-07-24 Ben Elliston <bje@au.ibm.com>
5497 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
5500 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5502 * configure: Regenerate.
5503 * configure.ac: Require texinfo 4.7.
5504 * doc/install.texi: Document texinfo 4.7 requirement.
5506 2008-07-23 Martin Jambor <mjambor@suse.cz>
5508 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
5509 rather than for DECL_SAVED_TREE.
5510 * ipa-prop.c: Include diagnostic.h.
5511 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
5513 (ipa_detect_param_modifications): Function rewritten from scratch.
5514 (ipa_compute_jump_functions): Changed accesses to modification flags.
5515 (ipa_free_node_params_substructures): Update flags destruction.
5516 (ipa_node_duplication_hook): Update flags duplication.
5517 (ipa_print_all_params_modified): Updated flag access.
5518 * ipa-prop.h (struct ipa_param_flags): New structure.
5519 (struct ipa_node_params): New field modification_analysis_done,
5520 modified_flags changed into param_flags.
5521 (ipa_is_ith_param_modified): Changed to use new flags.
5522 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
5524 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
5525 ipa-cp.c and split into two functions.
5526 (ipa_print_node_jump_functions): New function.
5527 (compute_scalar_jump_functions): New function.
5528 (type_like_member_ptr_p): New function.
5529 (compute_pass_through_member_ptrs): New function.
5530 (fill_member_ptr_cst_jump_function): New function.
5531 (determine_cst_member_ptr): New function.
5532 (compute_cst_member_ptr_arguments): New function.
5533 (ipa_compute_jump_functions): Complete rewrite.
5534 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
5535 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
5536 (struct ipa_member_ptr_cst): New structure.
5537 (union jump_func_value): New field member_cst.
5538 * ipa-cp.c (ipcp_lat_is_insertable): New function.
5539 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
5540 jump function types.
5541 (ipcp_print_all_lattices): Slight fprintf rearrangement.
5542 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
5543 instead of ipcp_print_all_jump_functions.
5544 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
5545 only for replacable scalars.
5547 * doc/invoke.texi (Optimize options): Add description of
5548 -findirect-inlining.
5549 * common.opt (flag_indirect_inlining): New flag.
5550 * opts.c (decode_options): Set flag_indirect_inlining when
5553 * ipa-inline.c: Include ipa-prop.h.
5554 (inline_indirect_intraprocedural_analysis): New function.
5555 (inline_generate_summary): Allocate parameter and argument info
5556 structures, call inline_indirect_intraprocedural_analysis on each
5557 node when doing indirect inlining and deallocate indirect inlining
5558 data structures in the end.
5559 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
5560 (free_all_ipa_structures_after_iinln): New function.
5561 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
5563 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
5565 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
5566 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
5567 of computing the frequency separately.
5568 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
5569 of computing the frequency separately.
5570 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
5571 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
5572 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
5573 (ipa_get_stmt_member_ptr_load_param): New function.
5574 (ipa_is_ssa_with_stmt_def): New function.
5575 (ipa_note_param_call): New function.
5576 (ipa_analyze_call_uses): New function.
5577 (ipa_analyze_stmt_uses): New function.
5578 (ipa_analyze_params_uses): New function.
5579 (ipa_free_node_params_substructures): Also free the param_calls linked
5581 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
5582 (ipa_print_node_param_flags): New function.
5583 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
5584 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
5585 * ipa-prop.h (struct ipa_param_flags): New field called.
5586 (struct ipa_param_call_note): New structure.
5587 (struct ipa_node_params): New fields param_calls and
5589 (ipa_is_ith_param_called): New function.
5590 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
5591 ipa_analyze_params_uses and dump parameter flags.
5593 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
5594 ipa_propagate_indirect_call_infos if performing indirect inlining,
5595 pass a new parameter new_edges to it.
5596 (add_new_edges_to_heap): New fucntion.
5597 (cgraph_decide_inlining_of_small_functions): New vector
5598 new_indirect_edges for newly found indirect edges , call
5599 ipa_propagate_indirect_call_infos after inlining.
5600 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
5601 inlining if performing indirect inlining. Call
5602 free_all_ipa_structures_after_iinln when doing so too.
5603 (inline_generate_summary): Do not call
5604 free_all_ipa_structures_after_iinln here.
5605 * ipa-prop.c (update_jump_functions_after_inlining): New function.
5606 (print_edge_addition_message): New function.
5607 (update_call_notes_after_inlining): New function.
5608 (propagate_info_to_inlined_callees): New function.
5609 (ipa_propagate_indirect_call_infos): New function.
5610 * ipa-prop.h: Include cgraph.h
5611 (struct ipa_param_call_note): Fields reordered, new field processed.
5612 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
5614 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
5615 rediscovered call statements.
5616 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
5617 (dump_cgraph_node): Dump also the indirect_call flag.
5618 (cgraph_clone_edge): Copy also the indirect_call flag.
5619 * tree-inline.c (copy_bb): Do not check for fndecls from call
5620 expressions, check for edge availability when moving clones.
5621 (get_indirect_callee_fndecl): New function.
5622 (expand_call_inline): If callee declaration is not apprent from
5623 the statement, try calling get_indirect_callee_fndecl. Do not
5624 issue warnings or call sorry when not inlinings an indirect edge.
5625 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
5627 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
5628 bit more frandly to matching.
5629 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
5630 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
5631 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
5633 2008-07-23 Michael Meissner <gnu@the-meissners.org>
5636 * opth-gen.awk: Suppress function specific features when building
5638 * optc-gen.awk: Ditto.
5640 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5643 * diagnostic.c (pedwarn): Add opt parameter.
5645 * c-tree.h (pedwarn_init): Add opt parameter.
5646 (pedwarn_c90): Likewise.
5647 (pedwarn_c99): Likewise.
5648 * c-errors.c (pedwarn_c99): Likewise.
5649 (pedwarn_c90): Likewise.
5650 * toplev.h (pedwarn): Update declaration.
5651 (pedwarn0): Declare.
5652 * c-lex.c: All calls to pedwarn changed.
5653 * builtins.c: All calls to pedwarn changed.
5654 * toplev.c: All calls to pedwarn changed.
5655 * c-decl.c: All calls to pedwarn changed.
5656 * c-typeck.c: All calls to pedwarn changed.
5657 * c-common.c: All calls to pedwarn changed.
5658 * c-parser.c: All calls to pedwarn changed.
5660 2008-07-23 Michael Meissner <gnu@the-meissners.org>
5661 Karthik Kumar <karthikkumar@gmail.com>
5663 * attribs.c (file scope): Include c-common.h.
5664 (decl_attributes): Add support for #pragma GCC optimize and
5667 * targhooks.c (default_can_inline_p): New function that is the
5668 default for the TARGET_CAN_INLINE_P target hook.
5670 * targhooks.h (default_can_inline_p): Add declaration.
5672 * tree.c (cl_optimization_node): New static tree for building
5673 OPTIMIZATION_NODE tree.
5674 (cl_target_option_node): New static tree for building
5675 TARGET_OPTION_NODE tree.
5676 (cl_option_hash_table): New hash table for hashing
5677 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
5678 (cl_option_hash_hash): New function to provide the hash value for
5679 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
5680 (cl_option_hash_eq): New function to provide an equality test for
5681 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
5682 (tree_code_size): Add support for OPTIMIZATION_NODE and
5683 TARGET_OPTION_NODE trees.
5684 (tree_code_structure): Add support for OPTIMIZATION_NODE and
5685 TARGET_OPTION_NODE trees.
5686 (build_optimization_node): Build a tree that has all of the
5687 current optimization options.
5688 (build_target_option_node): Build a tree that has the target
5689 options that might be changed on a per function basis.
5691 * tree.h (file scope): Include options.h.
5692 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
5693 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
5694 (TREE_OPTIMIZATION): Ditto.
5695 (TREE_TARGET_SPECIFIC): Ditto.
5696 (struct tree_function_decl): Add fields for remembering the
5697 current optimization options and target specific options.
5698 (struct tree_optimization_option): New tree variant that remembers
5699 the optimization options.
5700 (struct tree_target_option): New tree variant that remembers the
5701 target specific flags that might change for compiling a particular
5703 (union tree_node): Include tree_optimization_option and
5704 tree_target_option fields.
5705 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
5706 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
5707 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
5708 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
5709 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
5710 optimization and target options.
5711 (optimization_default_node): New macro to refer to global_trees
5713 (optimization_current_node): Ditto.
5714 (optimization_cold_node): Ditto.
5715 (optimization_hot_node): Ditto.
5716 (target_option_default_node): Ditto.
5717 (target_option_current_node): Ditto.
5718 (current_option_pragma): Ditto.
5719 (current_optimize_pragma): Ditto.
5721 * target.h (struct gcc_target): Add valid_option_attribute_p,
5722 target_option_save, target_option_restore, target_option_print,
5723 target_option_pragma_parse, and can_inline_p hooks.
5725 * toplev.h (parse_optimize_options): Add declaration.
5726 (fast_math_flags_struct_set_p): Ditto.
5728 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
5729 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
5732 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
5733 tree_can_inline_p hook to see if one function can inline another.
5734 (cgraph_decide_inlining): Ditto.
5735 (cgraph_decide_inlining_incrementally): Ditto.
5737 * opts.c (decode_options): Add support for running multiple times
5738 to allow functions with different target or optimization options
5739 than was specified on the command line.
5740 (fast_math_flags_struct_set_p): New function that is similar to
5741 fast_math_flags_set_p, except it uses the values in the
5742 cl_optimization structure instead of global variables.
5744 * optc-gen.awk: Add support for TargetSave to allow a back end to
5745 declare new fields that need to be saved when using function
5746 specific options. Include flags.h and target.h in the options.c
5747 source. Add support for Save to indicate which options can be set
5748 for individual functions. Generate cl_optimize_save,
5749 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
5750 cl_target_option_restore, cl_target_option_print functions to
5751 allow functions to use different optimization or target options.
5753 * opt-functions.awk (var_type_struct): Return the type used for
5754 storing the field in a structure.
5756 * opth-gen.awk: Add support for TargetSave to allow a back end to
5757 declare new fields that need to be saved when using function
5758 specific options. Add support for Save to indicate which options
5759 can be set for individual functions. Only generate one extern for
5760 Mask fields. Generate cl_optimization and cl_target_option
5761 structures to remember optimization and target options.
5763 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
5764 collecting new tree nodes.
5765 (TS_TARGET_OPTION): Ditto.
5767 * c-decl.c (merge_decls): Merge function specific target and
5768 optimization options.
5770 * function.c (invoke_set_current_function_hook): If the function
5771 uses different optimization options, change the global variables
5774 * coretypes.h (struct cl_optimization): Add forward reference.
5775 (struct cl_target_option): Ditto.
5777 * c-pragma.c (option_stack): New static vector to remember the
5778 current #pragma GCC option stack.
5779 (handle_pragma_option): New function to support #pragma GCC option
5780 to change target options.
5781 (optimize_stack): New static vector to remember the current
5782 #pragma GCC optimize stack.
5783 (handle_pragma_optimize): New function to support #pragma GCC
5784 optimize to change optimization options.
5785 (init_pragma): Add support for #pragma GCC optimize and #pragma
5788 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
5789 optimization options.
5790 (TARGET_OPTION_NODE): New tree code for remembering certain target
5793 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
5794 TARGET_OPTION_NODE trees.
5796 * common.opt (-O): Add Optimization flag.
5798 (-fmath-errno): Ditto.
5799 (-falign-functions): Add UInteger flag to make sure flag gets full
5800 int in cl_optimization structure.
5801 (-falign-jumps): Ditto.
5802 (-falign-labels): Ditto.
5803 (-falign-loops): Ditto.
5804 (-fsched-stalled-insns): Ditto.
5805 (-fsched-stalled-insns-dep): Ditto.
5807 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
5809 (TARGET_OPTION_SAVE): Ditto.
5810 (TARGET_OPTION_RESTORE): Ditto.
5811 (TARGET_OPTION_PRINT): Ditto.
5812 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
5813 (TARGET_CAN_INLINE_P): Ditto.
5814 (TARGET_INITIALIZER): Add new hooks.
5816 * tree-inline.c (tree_can_inline_p): New function to determine
5817 whether one function can inline another. Check if the functions
5818 use compatible optimization options, and also call the backend
5821 * tree-inline.h (tree_can_inline_p): Add declaration.
5823 * c-common.c (c_common_attribute): Add support for option and
5824 optimize attributes.
5825 (handle_option_attribute): Add support for the option attribute to
5826 allow the user to specify different target options for compiling a
5828 (handle_optimize_attribute): Add support for the optimize
5829 attribute to allow the user to specify different optimization
5830 options for compiling a specific function.
5831 (handle_hot_attribute): Turn on -O3 optimization for this one
5832 function if it isn't the default optimization level.
5833 (handle_cold_attribute): Turn on -Os optimization for this one
5834 function if it insn't the default optimization.
5835 (const_char_p): New const char * typedef.
5836 (optimize_args): New static vector to remember the optimization
5838 (parse_optimize_options): New function to set up the optimization
5839 arguments from either the optimize attribute or #pragma GCC optimize.
5841 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
5842 (builtin_define_std): Ditto.
5844 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
5845 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
5846 (x86_64-*-*): Ditto.
5848 * Makefile.in (TREE_H): Add options.h.
5849 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
5851 * doc/extend.texi (option attribute): Document new attribute.
5852 (optimize attribute): Ditto.
5853 (hot attribute): Document hot attribute sets -O3.
5854 (cold attribute): Document cold attribute sets -Os.
5855 (#pragma GCC option): Document new pragma.
5856 (#pragma GCC optimize): Ditto.
5858 * doc/options.texi (TargetSave): Document TargetSave syntax.
5859 (UInteger): Document UInteger must be used for certain flags.
5860 (Save): Document Save option to create target specific options
5861 that can be saved/restored on a function specific context.
5863 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
5864 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
5866 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
5867 (TARGET_OPTION_SAVE): Ditto.
5868 (TARGET_OPTION_RESTORE): Ditto.
5869 (TARGET_OPTION_PRINT): Ditto.
5870 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
5871 (TARGET_CAN_INLINE_P): Ditto.
5873 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
5875 (-mfpmath=both): Ditto.
5877 2008-07-23 Michael Meissner <gnu@the-meissners.org>
5878 Karthik Kumar <karthikkumar@gmail.com>
5880 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
5881 (TARGET_POPCNT): Ditto.
5882 (TARGET_SAHF): Ditto.
5883 (TARGET_AES): Ditto.
5884 (TARGET_PCLMUL): Ditto.
5885 (TARGET_CMPXCHG16B): Ditto.
5886 (TARGET_RECIP): Move switch into target_flags.
5887 (TARGET_FUSED_MADD): Ditto.
5888 (ix86_arch_features): Make an unsigned char type.
5889 (ix86_tune_features): Ditto.
5890 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
5891 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
5892 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
5894 * config/i386/i386.opt (arch): New TargetSave field to define
5895 fields that need to be saved for function specific option support.
5898 (branch_cost): Ditto.
5899 (ix86_isa_flags_explicit): Ditto.
5900 (tune_defaulted): Ditto.
5901 (arch_specified): Ditto.
5902 (-m128-long-double): Add Save flag to save option for target
5903 specific option support.
5905 (-maccumulate-outgoing-args): Ditto.
5906 (-malign-double): Ditto.
5907 (-malign-stringops): Ditto.
5908 (-mfancy-math-387): Ditto.
5909 (-mhard-float): Ditto.
5911 (-minline-all-stringops): Ditto.
5912 (-minline-stringops-dynamically): Ditto.
5913 (-mms-bitfields): Ditto.
5914 (-mno-align-stringops): Ditto.
5915 (-mno-fancy-math-387): Ditto.
5916 (-mno-push-args): Ditto.
5917 (-mno-red-zone): Ditto.
5918 (-mpush-args): Ditto.
5919 (-mred-zone): Ditto.
5921 (-msseregparm): Ditto.
5922 (-mstack-arg-probe): Ditto.
5937 (-mrecip): Move flag into target_flags.
5939 (-mno-fused-madd): Ditto.
5940 (-mfused-madd): Ditto.
5941 (-mabm): Move flag into ix86_isa_flags.
5948 * config/i386/i386-c.c: New file for #pragma support.
5949 (ix86_target_macros_internal): New function to #define or #undef
5950 target macros based when the user uses the #pragma GCC option to
5951 change target options.
5952 (ix86_pragma_option_parse): New function to add #pragma GCC option
5954 (ix86_target_macros): Move defining the target macros here from
5955 TARGET_CPU_CPP_BUILTINS in i386.h.
5956 (ix86_register_pragmas): Register the #pragma GCC option hook. If
5957 defined, initialize any subtarget #pragmas.
5959 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
5960 REGISTER_TARGET_PRAGMAS.
5962 * config/i386/t-i386: New file for x86 dependencies.
5963 (i386.o): Make dependencies mirror the include files used.
5964 (i386-c.o): New file, add dependencies.
5966 * config/i386/i386-protos.h (override_options): Add bool argument.
5967 (ix86_valid_option_attribute_tree): Add declaration.
5968 (ix86_target_macros): Ditto.
5969 (ix86_register_macros): Ditto.
5971 * config/i386/i386.c (ix86_tune_features): Move initialization of
5972 the target masks to initial_ix86_tune_features to allow functions
5973 to have different target options. Make type unsigned char,
5974 instead of unsigned int.
5975 (initial_ix86_tune_features): New static vector to hold processor
5976 masks for the tune variables.
5977 (ix86_arch_features): Move initialization of the target masks to
5978 initial_ix86_arch_features to allow functions to have different
5979 target options. Make type unsigned char, instead of unsigned int.
5980 (initial_ix86_arch_features): New static vector to hold processor
5981 masks for the arch variables.
5982 (enum ix86_function_specific_strings): New enum to describe the
5983 string options used for attribute((option(...))).
5984 (ix86_target_string): New function to return a string that
5985 describes the target options.
5986 (ix86_debug_options): New function to print the current options in
5988 (ix86_function_specific_save): New function hook to save the
5989 function specific global variables in the cl_target_option structure.
5990 (ix86_function_specific_restore): New function hook to restore the
5991 function specific variables from the cl_target_option structure to
5992 the global variables.
5993 (ix86_function_specific_print): New function hook to print the
5994 target specific options in the cl_target_option structure.
5995 (ix86_valid_option_attribute_p): New function hook to validate
5996 attribute((option(...))) arguments.
5997 (ix86_valid_option_attribute_tree): New function that is common
5998 code between attribute((option(...))) and #pragma GCC option
5999 support that parses the options and returns a tree holding the options.
6000 (ix86_valid_option_attribute_inner_p): New helper function for
6001 ix86_valid_option_attribute_tree.
6002 (ix86_can_inline_p): New function hook to decide if one function
6003 can inline another on a target specific basis.
6004 (ix86_set_current_function); New function hook to switch target
6005 options if the user used attribute((option(...))) or #pragma GCC
6007 (ix86_tune_defaulted): Move to static file scope from
6009 (ix86_arch_specified): Ditto.
6010 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
6012 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
6013 (OPTION_MASK_ISA_ABM_SET): Ditto.
6014 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
6015 (OPTION_MASK_ISA_CX16_SET): Ditto.
6016 (OPTION_MASK_ISA_SAHF_SET): Ditto.
6017 (OPTION_MASK_ISA_AES_UNSET): Ditto.
6018 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
6019 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
6020 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
6021 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
6022 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
6023 (struct ptt): Move to static file scope from override_options.
6024 (processor_target_table): Ditto.
6026 (ix86_handle_option): Add support for options that are now isa options.
6027 (override_options): Add support for declaring functions that
6028 support different target options than were specified on the
6029 command line. Move struct ptt, processor_target_table, cpu_names,
6030 ix86_tune_defaulted, ix86_arch_specified to static file scope.
6031 Add bool argument. Fix up error messages so the appropriate error
6032 is given for either command line or attribute.
6033 (ix86_previous_fndecl): New static to remember previous function
6034 declaration to see if we need to change target options.
6035 (ix86_builtins_isa): New array to record the ISA of each builtin
6037 (def_builtin): Always create the builtin function, even if the
6038 current ISA doesn't support it.
6039 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
6040 tests for those builtins.
6041 (ix86_init_builtins): Remove TARGET_MMX test for calling
6042 ix86_init_mmx_sse_builtins.
6043 (ix86_expand_builtin): If the current ISA doesn't support a given
6044 builtin, signal an error.
6045 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
6046 (TARGET_SET_CURRENT_FUNCTION): Ditto.
6047 (TARGET_OPTION_SAVE): Ditto.
6048 (TARGET_OPTION_RESTORE): Ditto.
6049 (TARGET_OPTION_PRINT): Ditto.
6050 (TARGET_CAN_INLINE_P): Ditto.
6052 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
6054 * c-typeck.c (build_external_ref): Don't call assemble_external.
6055 * final.c (output_operand): Call assemble_external.
6057 2008-07-21 DJ Delorie <dj@redhat.com>
6059 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
6060 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
6062 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6064 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
6065 original insn and splitter contents into ...
6066 ("*div<mode>3_fast"): ... this new pattern. Enable only if
6067 flag_unsafe_math_optimizations. Add dummy scratch register.
6068 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
6069 !flag_unsafe_math_optimizations. Returns number with next
6070 highest magnitude if this is still less or equal to the true
6071 quotient in magnitude.
6073 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
6075 * Makefile.in: Replace toplev.h with TOPLEV_H.
6076 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
6077 * c-lex.c (fe_file_change): Don't set in_system_header.
6078 * c-parser.c (c_token): Remove in_system_header.
6079 (c_lex_one_token): Don't set in_system_header.
6080 (c_parser_set_source_position_from_token): Don't set in_system_header.
6081 * diagnostic.c (diagnostic_report_diagnostic): Use location from
6084 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
6085 * flags.h (in_system_header): Remove.
6086 * function.c (saved_in_system_header): Remove.
6087 (push_cfun): Don't set in_system_header.
6088 (pop_cfun): Don't set in_system_header.
6089 (push_struct_function): Don't set in_system_header.
6090 * input.h (expanded_location): Add sysp.
6091 (in_system_header_at): New.
6092 (in_system_header): New.
6093 * toplev.c (in_system_header): Remove.
6094 * toplev.h: Include input.h
6096 * tree-cfg.c (execute_warn_function_return): Call warning_at.
6097 * tree-ssa.c (warn_uninit): Call warning_at.
6098 (warn_uninitialized_var): Update calls to warn_uninit.
6099 (warn_uninitialized_phi): Update calls to warn_uninit.
6100 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
6101 (expand_location): Initialize xloc.sysp.
6102 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
6103 (tree_decl_with_vis): Remove in_system_header_flag.
6105 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
6108 * recog.c (asm_operand_ok): Change the order of the extra
6109 memory constraint checks.
6111 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6114 * tree-switch-conversion.c (build_one_array): Call
6115 varpool_mark_needed_node and varpool_finalize_decl
6116 instead of assemble_variable.
6118 2008-07-19 Jan Hubicka <jh@suse.cz>
6120 * cgraph.c (cgraph_add_new_function): Do early local passes.
6121 * tree-nrv.c (gate_pass_return_slot): New gate.
6122 (pass_nrv): Add the gate.
6123 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
6125 (coalesce_ssa_name): Coalesce SSA names.
6126 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
6127 not optimizing so unused user vars remains visible.
6128 * common.opt (flag_tree_ter): Always enable by default.
6129 * tree-ssa-ter.c: Include flags.h
6130 (is_replaceable_p): Check that locations match; when aliasing is missing
6131 be conservative about loads.
6132 * tree-optimize.c (gate_init_datastructures): Remove.
6133 (pass_init_datastructures): New.
6134 * passes.c: Reorder passes so we always go into SSA.
6136 2008-07-19 Jan Hubicka <jh@suse.cz>
6138 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
6139 * doc/invoke.texi (--combine): Likewise.
6140 (-finline-functions-called-once): Update levels when enabled.
6141 (-funit-at-a-time): Document new behaviour.
6142 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
6143 -fno-section-anchors when disabled explicitly.
6144 (inline params): They are not ignored now.
6145 (precompiled headers): Remove unit-at-a-time as being incompatible.
6146 * opts.c (decode_options): Handle unit-at-a-time as alias;
6147 imply -fno-section-anchors when toplevel reorder is disabled
6149 * common.opt (ftoplevel-reorder): Set default value to 2.
6150 (funit-at-a-time): Set default value to 1.
6151 * config/rs6000/rs6000.c (optimization_options): Set section anchors
6154 2008-07-19 Jan Hubicka <jh@suse.cz>
6156 * builtins.c (expand_builtin_int_roundingfn,
6157 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
6160 2008-07-19 Richard Guenther <rguenther@suse.de>
6163 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
6164 * tree-ssa-sccvn.c (get_constant_value_id): New function.
6165 * tree-ssa-pre.c (get_expr_value_id): For newly created
6166 constant value-ids make sure to add the expression to its
6169 2008-07-19 Jakub Jelinek <jakub@redhat.com>
6172 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
6173 return value of the builtin is ignored.
6175 2008-07-19 Olivier Hainque <hainque@adacore.com>
6177 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
6178 bits, a C conformant malloc implementation has to provide.
6179 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
6181 2008-07-19 Joseph Myers <joseph@codesourcery.com>
6185 * reload.c (find_reloads_subreg_address): Only reload address if
6186 reloaded == 0, not for reloaded != 1.
6189 2008-07-16 Joseph Myers <joseph@codesourcery.com>
6190 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
6191 (m32c_legitimate_address_p): Handle "++rii" addresses created by
6192 m32c_legitimize_reload_address.
6194 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6195 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
6196 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
6198 2008-07-19 Olivier Hainque <hainque@adacore.com>
6200 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
6201 argument, saying whether nested array are to be collapsed
6202 into a single array type DIE with multiple subscripts.
6203 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
6204 issues, centralize the nested array types collapsing control and
6205 disable the transformation for Ada.
6207 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
6210 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
6212 (x86_64_shift_adj_2): New expander.
6213 (x86_64_shift_adj_3): Ditto.
6214 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
6215 to split TImode operands.
6216 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
6217 (ix86_split_lshr): Ditto.
6219 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
6221 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
6222 and __CHAR32_TYPE__.
6223 * c-typeck.c (digest_init): Support char16_t and char32_t.
6224 (set_nonincremental_init_from_string): Idem.
6226 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
6229 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
6230 PREFERRED_STACK_BOUNDARY.
6231 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6233 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
6236 * function.c (locate_and_pad_parm): Cap boundary earlier.
6238 2008-07-17 Julian Brown <julian@codesourcery.com>
6240 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
6241 no-op for targets which don't use DLLs.
6243 2008-07-17 Martin Jambor <mjambor@suse.cz>
6245 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
6246 that nodes are relevant by examining the node->analyzed flag.
6247 (ipcp_init_stage): Check which nodes are relevant, assert that the
6248 relevant ones are also required.
6249 (ipcp_propagate_stage): Check on the side arrays are properly
6251 (ipcp_print_all_jump_functions): Make sure not to touch any node
6252 that is not analyzed or an edge that does not have a corresponding
6253 entry in the on-the-side vectors.
6254 (ipcp_function_scale_print): Likewise.
6255 (ipcp_update_callgraph): Check that the node is relevant.
6256 (ipcp_insert_stage): Check that the node is relevant. Check there is
6257 an info for every node and edge.
6258 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
6259 (ipa_print_all_tree_maps): Likewise and a new variable info.
6260 (ipa_print_all_params_modified): Likewise.
6261 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
6263 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
6266 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
6268 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
6270 PR rtl-optimization/36753
6271 * fwprop.c (use_killed_between): Don't shortcut
6272 single-definition global registers.
6274 2008-07-16 Jan Hubicka <jh@suse.cz>
6276 * cgraph.h (varpool_empty_needed_queue): Declare.
6277 * cgraphunit.c (output_in_order): Mark all variables as needed;
6279 * varpool.c (varpool_assemble_node): Update debug queue.
6280 (varpool_assemble_pending_decls): Don't do it here.
6281 (varpool_empty_needed_queue): New function.
6283 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6285 * recog.c (peephole2_optimize): Fix formatting.
6287 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6289 * c-pch.c (get_ident): Avoid C++ keywords.
6290 * combine-stack-adj.c (single_set_for_csa): Likewise.
6291 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
6292 output_asm_insn): Likewise.
6293 * reload.c (push_secondary_reload, find_reusable_reload,
6294 push_reload, combine_reloads, find_reloads,
6295 debug_reload_to_stream): Likewise.
6296 * reload.h (struct reload): Likewise.
6297 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
6298 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
6299 emit_output_reload_insns): Likewise.
6300 * targhooks.c (default_secondary_reload): Likewise.
6301 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
6303 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6305 * recog.c (validate_change_1, validate_change,
6306 validate_unshare_change, validate_replace_rtx_1, struct
6307 funny_match, constrain_operands, peephole2_optimize): Avoid C++
6309 * reload.c (push_secondary_reload, secondary_reload_class,
6310 scratch_reload_class, find_valid_class, find_reusable_reload,
6311 push_reload, find_dummy_reload, find_reloads_address_1,
6312 find_reloads_address_part, find_equiv_reg): Likewise.
6313 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
6314 choose_reload_regs): Likewise.
6315 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
6317 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
6318 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
6319 * sched-rgn.c (concat_INSN_LIST): Likewise.
6320 * stor-layout.c (mode_for_size, mode_for_size_tree,
6321 smallest_mode_for_size): Likewise.
6323 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6325 * cfg.c (dump_reg_info): Avoid C++ keywords.
6326 * dwarf2asm.c (dw2_force_const_mem,
6327 dw2_asm_output_encoded_addr_rtx): Likewise.
6328 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
6329 * expmed.c (expand_shift): Likewise.
6330 * global.c (find_reg): Likewise.
6331 * graph.c (draw_edge): Likewise.
6332 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
6333 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
6334 widen_clz, widen_bswap, expand_parity, expand_unop,
6335 emit_cmp_and_jump_insn_1): Likewise.
6336 * postreload.c (reload_cse_simplify_operands): Likewise.
6337 * ra.h (add_neighbor): Likewise.
6338 * reg-stack.c (remove_regno_note, change_stack): Likewise.
6339 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
6340 record_reg_classes, copy_cost, record_address_regs,
6341 invalid_mode_change_p): Likewise.
6342 * regrename.c (regrename_optimize, scan_rtx_reg,
6343 dump_def_use_chain, find_oldest_value_reg,
6344 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
6346 2008-07-16 David Edelsohn <edelsohn@gnu.org>
6348 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
6349 MASK_POWERPC64 for power4 in previous commit.
6351 2008-07-16 Olivier Hainque <hainque@adacore.com>
6353 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
6354 instead of bare conversion to cast const-ness away.
6356 2008-07-16 Anatoly Sokolov <aesok@post.ru>
6358 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
6359 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
6360 * config/xtensa/xtensa.c (xtensa_function_value): New function.
6361 (TARGET_FUNCTION_VALUE): Define.
6363 2008-07-16 David Edelsohn <edelsohn@gnu.org>
6365 * config/rs6000/rs6000.c (processor_target_table): Add
6366 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
6368 2008-07-16 Joseph Myers <joseph@codesourcery.com>
6371 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
6372 (m32c_legitimate_address_p): Handle "++rii" addresses created by
6373 m32c_legitimize_reload_address.
6375 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
6377 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
6378 DECL_IN_SYSTEM_HEADER in sync.
6380 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
6382 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
6383 * tree-ssa-pre.c (pre_expr_eq): Ditto
6384 (get_constant_for_value_id): Take a type as an argument.
6385 (fully_constant_expression): Pass in type.
6386 (find_or_generate_expression): Short circuit constant case.
6387 (create_expression_by_pieces): Remove special casing of
6389 (do_regular_insertion): Short circuit constant case.
6390 (do_partial_partial_insertion): Ditto.
6392 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6395 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
6397 2008-07-15 Bob Wilson <bob.wilson@acm.org>
6399 * config/xtensa/libgcc-xtensa.ver: New file.
6400 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
6402 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6404 * df-problems.c (df_set_note): Avoid C++ keywords.
6405 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
6406 * dse.c (record_store, remove_useless_values): Likewise.
6407 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
6408 gen_reg_rtx_offset, operand_subword, change_address_1,
6409 change_address, adjust_address_1, offset_address,
6410 widen_memory_access, emit_copy_of_insn_after): Likewise.
6411 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
6412 * fwprop.c (should_replace_address, propagate_rtx_1,
6413 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
6415 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
6416 gcse_emit_move_after, update_ld_motion_stores): Likewise.
6417 * lcm.c (compute_insert_delete, pre_edge_lcm,
6418 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
6419 * lower-subreg.c (resolve_reg_notes): Likewise.
6420 * mode-switching.c (optimize_mode_switching): Likewise.
6422 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6424 * bt-load.c (add_btr_def, migrate_btr_def,
6425 branch_target_load_optimize): Avoid C++ keywords.
6426 * caller-save.c (insert_restore, insert_save, insert_one_insn):
6428 * combine.c (subst, simplify_set, make_extraction,
6429 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
6430 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
6431 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
6433 2008-07-15 Richard Guenther <rguenther@suse.de>
6436 * c-common.c (strict_aliasing_warning): Do not warn for
6437 TYPE_REF_CAN_ALIAS_ALL pointers.
6438 (c_common_get_alias_set): may_alias types are not special.
6439 * tree.c (build_pointer_type_for_mode): Look up the may_alias
6440 attribute and set can_ref_all accordingly.
6441 (build_reference_type_for_mode): Likewise.
6442 * doc/extend.texi (may_alias): Clarify.
6444 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6447 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
6448 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
6450 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6453 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
6454 gcc_assert, instead call output_operand_lossage.
6456 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
6458 * builtins.c (std_canonical_va_list): Treat structure based
6461 2008-07-15 Ben Elliston <bje@au.ibm.com>
6463 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
6465 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
6467 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
6470 2008-07-14 Jan Hubicka <jh@suse.cz>
6472 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
6473 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
6474 fix predicates and constraints.
6475 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
6476 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
6478 2008-07-14 Doug Kwan <dougkwan@google.com>
6480 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
6481 additional option file arm/eabi.opt.
6482 * config/arm/eabi.h (File): New configuration file for EABI targets.
6483 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
6484 SUBSUBTARGET_EXTRA_SPECS.
6485 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
6486 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
6487 from STARTFILE_SPEC so that it can be referenced in an override.
6488 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
6489 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
6490 can be referenced in an override.
6491 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
6492 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
6493 so that it can be referenced in an override.
6494 (LINK_SPEC): Use BPABI_LINK_SPEC.
6495 * config/arm/eabi.opt (File): New.
6497 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6499 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
6500 (FIXED_VALUE_H): New variable.
6501 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
6502 input.h, fixed-value.h.
6503 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
6504 (BASIC_BLOCK_H): Use $(BITMAP_H).
6505 (FUNCTION_H): Add varray.h.
6506 (IPA_REFERENCE_H): Use $(BITMAP_H).
6507 (CGRAPH_H): Add $(BASIC_BLOCK_H).
6508 (DF_H): Use $(BITMAP_H).
6509 (GGC_H): Add statistics.h.
6511 (INSN_ATTR_H): Use it.
6512 (SYSTEM_H): Add safe-ctype.h, filenames.h.
6514 (SYMTAB_H): Add $(OBSTACK_H).
6515 (CPP_INTERNAL_H): New.
6516 (TREE_DUMP_H): Add tree-pass.h.
6517 (TREE_FLOW_H): Use $(BITMAP_H)
6518 (PRETTY_PRINT_H): Use $(INPUT_H).
6519 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
6522 (many object files): Fix lots of header dependencies throughout.
6524 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6526 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
6528 (s-gtyp-input): Use them to write tmp-gi.list.
6529 (echo_to_gi.list): Remove.
6531 2008-07-14 Richard Guenther <rguenther@suse.de>
6533 * tree-ssa-sccvn.c (pre_info): Remove.
6534 (switch_to_PRE_table): Likewise.
6535 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
6536 (set_hashtable_value_ids): Do not create value-ids for the
6538 (run_scc_vn): Remove double test. Remove bogus special-case
6539 in value-number printing.
6540 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
6541 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
6543 * tree-flow-inline.h (get_value_handle): Remove.
6544 * tree-flow.h (get_value_handle): Remove.
6546 2008-07-14 Martin Jambor <mjambor@suse.cz>
6548 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
6549 in which we generate arithmetics is not a subrange.
6551 2008-07-14 Martin Jambor <mjambor@suse.cz>
6553 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
6555 2008-07-14 Richard Guenther <rguenther@suse.de>
6557 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
6559 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
6562 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
6563 reload for symbol refs moved to r0 with -fPIC.
6564 (legitimize_pic_address): Use the target register as temporary
6566 (emit_symbolic_move): Adjust comment.
6567 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
6570 2008-07-14 Ben Elliston <bje@au.ibm.com>
6572 * c-common.h (C_CPP_HASHNODE): New macro.
6573 * coretypes.h (struct cpp_token): Forward declare.
6574 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
6575 the context-sensitive keyword method.
6576 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
6577 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
6578 expand_bool_pixel): New.
6579 (altivec_categorize_keyword): New function.
6580 (init_vector_keywords): New function.
6581 (rs6000_macro_to_expand): Likewise.
6582 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
6583 compiling an ISO C dialect.
6585 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
6587 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
6588 (create_expression_by_pieces): Fix typo.
6589 (do_regular_insertion): Use debug counter here too.
6591 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
6594 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
6595 CONST_OK_FOR_LETTER_P. All port-local users changed.
6596 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
6597 implement Kp matching power-of-two.
6598 (CONSTRAINT_LEN): Define to match.
6599 * config/cris/cris.md: Replace all use of constraint K with Kc.
6600 ("*btst*): Use Kp for operand 0 of last alternative.
6602 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6605 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
6608 2008-07-13 Jan Hubicka <jh@suse.cz>
6610 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
6613 2008-07-13 Richard Guenther <rguenther@suse.de>
6616 * langhooks.c (lhd_print_error_function): Deal with recursive
6619 2008-07-12 Jan Hubicka <jh@suse.cz>
6621 * cgraph.c (assembler_name_hash): New static var.
6622 (hash_node_by_assembler_name, eq_assembler_name): New.
6623 (cgraph_node_for_asm): Use hashtable.
6624 (cgraph_remove_node): Maintain hashtable.
6625 (change_decl_assembler_name): Sanity check that names are not changing
6626 after aliasing was processed.
6627 * cgraph.h (varpoon_node): Add next GGC marker.
6628 * tree.c (decl_assembler_name_equal): Constify.
6629 (decl_assembler_name_hash): New.
6630 * tree.h (decl_assembler_name_equal): Constify.
6631 (decl_assembler_name_hash): Update.
6633 2008-07-12 David Daney <ddaney@avtrex.com>
6635 * config/mips/driver-native.c (host_detect_local_cpu): Handle
6638 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
6640 * doc/md.texi: Document the MIPS "v" constraint.
6641 * config/mips/mips.h (reg_class): Revert last change.
6642 (REG_CLASS_NAMES): Likewise.
6643 (REG_CLASS_CONTENTS): Likewise.
6644 * config/mips/mips.c (mips_regno_to_class): Likewise.
6645 * config/mips/constraints.md (v): Likewise, but add documentation.
6646 Add a comment to say that this constraint should not be used in
6649 2008-07-11 DJ Delorie <dj@redhat.com>
6651 * config/h8300/h8300.md (length): Fix branch offset limit.
6653 2008-07-11 Anatoly Sokolov <aesok@post.ru>
6655 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
6656 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
6657 (avr_hard_regno_scratch_ok): New function.
6658 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
6659 * config/avr/avr.md (all peepholes that request a scratch register):
6660 Remove avr_peep2_scratch_safe use.
6662 2008-07-11 Tom Tromey <tromey@redhat.com>
6663 Ian Lance Taylor <iant@google.com>
6665 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
6666 (struct c_common_resword): Define.
6667 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
6668 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
6669 (c_common_reswords, num_c_common_reswords): Declare.
6670 * c-common.c (c_common_reswords): New global const array.
6671 (num_c_common_reswords): New const int.
6672 * c-parser.c (struct resword, reswords): Don't define.
6673 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
6674 (c_parse_init): Clarify mask code. Use c_common_reswords rather
6675 than reswords. If warning about C++ keywords, give them a special
6677 (c_lex_one_token): Warn about C++ keywords. Call
6678 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
6679 (c_parser_external_declaration): Look for RID_xxx rather than
6680 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
6681 (c_parser_statement_after_labels): Likewise.
6682 (c_parser_objc_class_instance_variables): Likewise.
6683 (c_parser_objc_class_declaration): Likewise.
6684 (c_parser_objc_try_catch_statement): Likewise.
6685 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
6686 (declspecs_add_type): Likewise.
6688 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
6690 * ggc-page.c (alloc_page):
6691 Substituting xmalloc, xcalloc with
6692 XNEWVEC and XCNEWVAR macros which add the
6695 2008-07-11 Richard Guenther <rguenther@suse.de>
6697 PR tree-optimization/36765
6698 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
6699 aliases from HEAP vars to SMTs.
6701 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6703 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
6704 * configure.ac (loose_warn): Move -Wc++-compat from here...
6705 (strict_warn): ...to here.
6706 * configure: Regenerate.
6708 2008-07-10 Joseph Myers <joseph@codesourcery.com>
6710 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
6711 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
6712 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
6713 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
6714 excluding more specific h8300-*-* and sh-*-* targets.
6716 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
6718 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
6720 (execute_pre): Call loop_optimizer_finalize in early exit.
6722 2008-07-10 Jakub Jelinek <jakub@redhat.com>
6725 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
6726 uids in the bitmap, not just VAR_DECL uids.
6728 PR rtl-optimization/36419
6729 * combine-stack-adj.c (adjust_frame_related_expr): New function.
6730 (combine_stack_adjustments_for_block): Call it if needed. Delete
6732 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
6733 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
6734 prologue sp adjustment.
6736 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
6739 * opts.c (print_ignored_options): Report postponed diagnostics for
6740 unknown -Wno-* options as warnings, not errors.
6741 (postpone_unknown_option_error): Renamed to...
6742 (postpone_unknown_option_warning): ... this.
6744 2008-07-09 Doug Kwan <dougkwan@google.com>
6747 2008-07-08 Doug Kwan <dougkwan@google.com>
6749 * config/arm/arm.opt (mandroid): New option.
6750 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
6751 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
6753 (CC1PLUS_SPEC): Same.
6755 (STARTFILE_SPEC): Same.
6756 (ENDFILE_SPEC): Same.
6757 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
6760 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
6763 * config/mips/mips.h (reg_class): Remove V1_REG.
6764 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
6765 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
6767 (mips_get_tp): New function.
6768 (mips_legitimize_tls_address): Use it.
6769 * config/mips/constraints.md (v): Delete.
6770 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
6771 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
6772 After reload, split into a move and ...
6773 (*tls_get_tp_<mode>_split): ...this new instruction.
6775 2008-07-09 David Daney <ddaney@avtrex.com>
6777 * config/mips/driver-native.c: Include coretypes.h and tm.h.
6779 2008-07-09 Jakub Jelinek <jakub@redhat.com>
6781 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
6782 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
6784 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
6785 htab_delete should be called. Don't free c.
6786 (lookup_tmp_var): Create temp_htab lazily.
6787 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
6788 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
6790 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
6791 lower_omp_ordered, lower_omp_critical, lower_omp_for,
6792 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
6793 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
6794 * tree-sra.c (generate_element_init): Likewise.
6795 * tree-mudflap.c (execute_mudflap_function_ops,
6796 execute_mudflap_function_decls): Likewise.
6797 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
6798 * tree-gimple.h (struct gimplify_ctx): New type.
6799 (push_gimplify_context): Adjust prototype.
6801 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
6803 * tree-ssa-pre.c (phi_translate_1): Update placement of
6806 2008-07-09 Anatoly Sokolov <aesok@post.ru>
6808 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
6809 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
6810 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
6811 * targhooks.c (default_hard_regno_scratch_ok): New function.
6812 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
6813 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
6814 * recog.c: Include "target.h".
6815 (peep2_find_free_register): Add check for global regs. Add target
6817 * Makefile.in (recog.o): Depend on target.h.
6819 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
6821 * config/sh/sh.c (sh_canonical_va_list_type): New.
6822 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
6824 2008-07-09 Raksit Ashok <raksit@google.com>
6826 * doc/invoke.texi (Option Summary): Mention new option
6827 -Wdisallowed-function-list=...
6828 (Warning Options): Document -Wdisallowed-function-list=...
6829 * common.opt (Wdisallowed-function-list=): New flag.
6830 * flags.h (warn_disallowed_functions): External definition of new
6831 boolean warning flag.
6832 (warn_if_disallowed_function_p): Declare new function.
6833 * opts.c (warning_disallowed_functions): New static variable.
6834 (warn_disallowed_functions): New boolean warning flag.
6835 (warn_if_disallowed_function_p): New function.
6836 (add_comma_separated_to_vector): Rename
6837 add_instrument_functions_exclude_list to this.
6838 (common_handle_option): Handle new option. Rename calls to
6839 add_instrument_functions_exclude_list into calls to
6840 add_comma_separated_to_vector.
6841 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
6842 based on flag warn_disallowed_functions.
6844 2008-07-09 Christian Bruel <christian.bruel@st.com>
6846 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
6847 instead of get_attr_length.
6849 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6851 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
6853 * genemit.c (gen_insn): Likewise.
6854 * gengtype.c (note_def_vec): Likewise.
6855 * gengtype.h (note_def_vec): Likewise.
6856 * genoutput.c (struct data, output_insn_data, process_template,
6857 gen_expand, gen_split, note_constraint): Likewise.
6858 * genrecog.c (new_decision, add_to_sequence, factor_tests,
6859 make_insn_sequence): Likewise.
6860 * gensupport.c (record_insn_name): Likewise.
6862 2008-07-08 Doug Kwan <dougkwan@google.com>
6864 * config/arm/arm.opt (mandroid): New option.
6865 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
6866 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
6868 (CC1PLUS_SPEC): Same.
6870 (STARTFILE_SPEC): Same.
6871 (ENDFILE_SPEC): Same.
6872 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
6875 2008-07-08 Raksit Ashok <raksit@google.com>
6877 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
6878 (set_storage_via_setmem): Fix expected_align parameter.
6879 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
6880 missing from the list.
6881 * doc/md.texi (movmem): Explicitly state that expected alignment is
6882 to be expressed in bytes.
6883 (setmem): Explicitly state that expected alignment is to be expressed
6886 2008-07-08 Joseph Myers <joseph@codesourcery.com>
6888 * reload.c (find_reloads_subreg_address): Do not require validity
6889 of address in original mode before reloading address.
6891 2008-07-07 Tianwei Sheng <tianweis@google.com>
6893 * df-core.c (df_remove_problem): Adjust the access to avoid out of
6894 bounds array access.
6896 2008-07-08 Jakub Jelinek <jakub@redhat.com>
6898 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
6900 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
6902 Fix PR tree-optimization/23455
6903 Fix PR tree-optimization/35286
6904 Fix PR tree-optimization/35287
6905 * Makefile.in (OBJS-common): Remove tree-vn.o.
6906 (tree-vn.o): Remove.
6907 * dbgcnt.def: Add treepre_insert debug counter.
6908 * gcc/tree-flow.h (add_to_value): Updated for other changes.
6909 (debug_value_expressions): Ditto.
6910 (print_value_expressions): Ditto.
6911 * tree-pretty-print.c (dump_generic_node): Updated for
6912 VALUE_HANDLE removal.
6913 * tree-ssa-dom.c (record_equality): Ditto.
6914 (cprop_operand): Ditto.
6915 (lookup_avail_expr): Ditto.
6916 * tree-ssa-threadedge.c
6917 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
6918 (simplify_control_stmt_condition): Ditto.
6919 * tree.c (tree_code_size): Ditto.
6920 (tree_node_structure): Ditto.
6921 (iterative_hash_expr): Ditto.
6923 * tree.h (VALUE_HANDLE_ID): Ditto.
6924 (VALUE_HANDLE_EXPR_SET): Ditto.
6925 (struct tree_value_handle): Ditto.
6926 (union tree_node): Ditto.
6927 * treestruct.def: Ditto.
6928 * tree-vn.c: Removed.
6929 * tree-ssa-pre.c: Rewritten entirely.
6930 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
6931 (constant_value_ids): Ditto.
6932 (vn_nary_op_t): Moved to header.
6934 (vn_reference_op_t): Ditto
6935 (vn_reference_t): Ditto.
6936 (next_value_id): New variable.
6937 (VN_INFO): Add an assert.
6938 (vn_constant_eq): New function.
6939 (vn_constant_hash): Ditto.
6940 (get_or_alloc_constant_value_id): Ditto.
6941 (value_id_constant_p): Ditto.
6942 (vn_reference_compute_hash): De-staticify.
6943 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
6944 Disable some code with a FIXME. Remove VALUE_HANDLE use.
6945 (valueize_refs): Update opcode if it changes from ssa name to constant.
6946 (vn_reference_lookup_1): Add new argument.
6947 (vn_reference_lookup): Ditto.
6948 (vn_reference_lookup_pieces): New function.
6949 (vn_reference_insert): Add return type. Modify to deal with value ids.
6950 (vn_reference_insert_pieces): New function.
6951 (vn_nary_op_compute_hash): De-staticify.
6952 (vn_nary_op_eq): Ditto.
6953 (vn_nary_op_lookup_pieces): New function.
6954 (vn_nary_op_lookup): Add new argument.
6955 (vn_nary_op_insert_pieces): New function.
6956 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
6957 (vn_phi_insert): Ditto.
6958 (visit_unary_op): Update for callee changes.
6959 (visit_binary_op): Ditto.
6960 (visit_reference_op_load): Ditto.
6961 (visit_reference_op_store): Ditto.
6962 (init_scc_vn): Init next_value_id, constant_to_value_id and
6964 (free_scc_vn): Free them.
6965 (set_hashtable_value_ids): New function.
6966 (run_scc_vn): Use it.
6967 (get_max_value_id): New function.
6968 (get_next_value_id): Ditto.
6969 (expressions_equal_p): Moved from tree-vn.c
6970 (sort_vuses): Ditto.
6971 (sort_vuses_heap): Ditto.
6972 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
6974 * tree.c (iterative_hash_hashval_t): Made non-static
6975 * tree.h (iterative_hash_hashval_t): Declare it.
6977 2008-07-08 Martin Jambor <mjambor@suse.cz>
6979 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
6980 instead of ipa_create_node_params.
6981 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
6982 ipa_check_create_edge_args, free them with
6983 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
6985 * ipa-prop.c: Include flags.h and tree-inline.h.
6986 (ipa_node_params_vector): New variable.
6987 (ipa_edge_args_vector): New variable.
6988 (edge_removal_hook_holder): New variable.
6989 (node_removal_hook_holder): New variable.
6990 (edge_duplication_hook_holder): New variable.
6991 (node_duplication_hook_holder): New variable.
6992 (ipa_detect_param_modifications): Check for presence of modified flags.
6993 (ipa_compute_jump_functions): Check for presence of jump functions.
6994 (ipa_free_edge_args_substructures): New function.
6995 (ipa_create_node_params): Removed.
6996 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
6997 (ipa_free_node_params_substructures): New function.
6998 (ipa_free_all_node_params): Changed to deallocate the on-the-side
7000 (ipa_edge_removal_hook): New function.
7001 (ipa_node_removal_hook): New function.
7002 (duplicate_array): New function.
7003 (ipa_edge_duplication_hook): New function.
7004 (ipa_node_duplication_hook): New function.
7005 (ipa_register_cgraph_hooks): New function.
7006 (ipa_unregister_cgraph_hooks): New function.
7007 (free_all_ipa_structures_after_ipa_cp): New function.
7009 * ipa-prop.h: Include vec.h.
7010 (ipa_node_params_t): New typedef with vector types for it.
7011 (ipa_edge_args_t): New typedef with vector types for it.
7012 (IPA_NODE_REF): Changed to access an on-the-side vector.
7013 (IPA_EDGE_REF): Changed to access an on-the-side vector.
7014 (ipa_check_create_node_params): New function.
7015 (ipa_check_create_edge_args): New function.
7017 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
7020 2008-07-07 Tom Tromey <tromey@redhat.com>
7022 * configure, config.in: Rebuilt.
7023 * configure.ac: Don't check for scandir or alphasort.
7025 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7027 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
7028 types immediately after creating them.
7030 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7032 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
7034 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
7036 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
7037 dump_constraint_graph.
7038 (dump_constraint_edge): New function.
7039 (dump_constraint_graph): New function.
7040 (debug_constraint_graph): New function.
7041 (dump_constraint): Removed useless comparison.
7042 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
7043 (dump_constraint_graph): Declare.
7044 (debug_constraint_graph): Declare.
7045 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
7047 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
7049 * config/i386/i386.c (is_va_list_char_pointer): New.
7050 (ix86_va_start): Replace compare with ms_va_list_type_node
7051 by is_va_list_char_pointer.
7052 (ix86_gimplify_va_arg): Likewise.
7054 2008-07-07 Martin Jambor <mjambor@suse.cz>
7056 * cgraph.c (cgraph_edge_max_uid): New variable.
7057 (struct cgraph_edge_hook_list): New type.
7058 (struct cgraph_node_hook_list): New type.
7059 (struct cgraph_2edge_hook_list): New type.
7060 (struct cgraph_2node_hook_list): New type.
7061 (first_cgraph_edge_removal_hook): New variable.
7062 (first_cgraph_node_removal_hook): New variable.
7063 (first_cgraph_edge_duplicated_hook): New variable.
7064 (first_cgraph_node_duplicated_hook): New variable.
7065 (cgraph_add_edge_removal_hook): New function.
7066 (cgraph_remove_edge_removal_hook): New function.
7067 (cgraph_call_edge_removal_hooks): New function.
7068 (cgraph_add_node_removal_hook): New function.
7069 (cgraph_remove_node_removal_hook): New function.
7070 (cgraph_call_node_removal_hooks): New function.
7071 (cgraph_add_edge_duplication_hook): New function.
7072 (cgraph_remove_edge_duplication_hook): New function.
7073 (cgraph_call_edge_duplication_hooks): New function.
7074 (cgraph_add_node_duplication_hook): New function.
7075 (cgraph_remove_node_duplication_hook): New function.
7076 (cgraph_call_node_duplication_hooks): New function.
7077 (cgraph_create_edge): Assign to edge uid.
7078 (cgraph_remove_edge): Call edge removal hooks.
7079 (cgraph_node_remove_callees): Call edge removal hooks.
7080 (cgraph_node_remove_callers): Call edge removal hooks.
7081 (cgraph_remove_node): Call node removal hooks.
7082 (cgraph_clone_edge): Call edge duplication hooks.
7083 (cgraph_clone_node): Call node duplication hooks.
7085 * cgraph.h (cgraph_edge): New field uid.
7086 (cgraph_edge_hook): New type.
7087 (cgraph_node_hook): New type.
7088 (cgraph_2edge_hook): New type.
7089 (cgraph_2node_hook): New type.
7091 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
7093 * config.in: Regenerate.
7095 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
7097 * gcc.c (print_sysroot): New.
7098 (option_map, display_help, process_command): Handle the
7099 -print-sysroot option.
7100 (main): Print the sysroot if requested.
7101 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
7103 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7106 * unwind-pe.h (size_of_encoded_value): add attribute unused.
7108 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
7110 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
7111 (assign_parm_setup_block_p): Also check mode of entry_parm.
7113 2008-07-07 Richard Guenther <rguenther@suse.de>
7115 * tree-ssa-structalias.h (set_used_smts): Remove.
7116 * tree-ssa-structalias.c (used_smts): Likewise.
7117 (set_used_smts): Likewise.
7118 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
7119 call to set_used_smts.
7121 2008-07-07 Richard Guenther <rguenther@suse.de>
7123 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
7124 (new_var_info): Set it to false.
7125 (solution_set_add): Correctly handle pointers outside a var and
7127 (type_safe): Treat variables with is_full_var properly.
7128 (do_sd_constraint): Likewise.
7129 (do_ds_constraint): Likewise.
7130 (process_constraint): Remove zeroing offset for !use_field_sensitive.
7131 (get_constraint_for_ptr_offset): New function.
7132 (get_constraint_for_component_ref): For addresses at least include
7133 the last field of the variable. Handle is_full_vars properly.
7134 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
7135 (handle_ptr_arith): Remove.
7136 (find_func_aliases): Simplify assignment handling.
7137 (create_function_info_for): For parameter and result varinfos set
7139 (create_variable_info_for): Set is_full_var flag whenever we
7140 just created a single varinfo for a decl.
7141 (init_alias_vars): Initialize use_field_sensitive from
7142 max-fields-for-field-sensitive parameter.
7144 2008-07-07 Richard Guenther <rguenther@suse.de>
7146 PR tree-optimization/36713
7147 * tree-flow-inline.h (is_call_used): New function.
7148 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
7149 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
7150 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
7152 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7154 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
7156 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
7158 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
7160 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7161 Nathan Sidwell <nathan@codesourcery.com>
7163 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
7164 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
7166 * config/m68k/t-linux: New.
7167 * doc/install.texi: Document m68k-*-linux is now multilibbed by
7170 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
7172 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
7173 * config/m68k/m68k-devices.def: Remove multilibs that only differ
7176 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7178 * gcc.c (execute): Fix -Wc++-compat warning.
7180 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
7183 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
7184 constant for little endian.
7186 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
7188 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
7189 mips_base_mips16 instead of TARGET_MIPS16.
7190 (mips_base_mips16): Declare.
7191 * config/mips/mips.c (mips_base_mips16): Make global.
7192 (was_mips16_p): Remove GTY marker.
7193 (was_mips16_pch_p): New variable.
7194 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
7195 (mips_override_options): Force to non-MIPS16 mode initially.
7196 Do not complain about MIPS16 PIC incompatibilities here.
7197 Only allow -mgpopt if -mexplicit-relocs is in force for
7200 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
7202 * configure.ac: Check for caddr_t, define to char * if not defined.
7203 * configure: Regenerate.
7204 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
7205 (mmap_gt_pch_use_address): Likewise.
7206 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
7208 2008-07-06 Richard Guenther <rguenther@suse.de>
7210 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
7211 (new_var_info): Deal with it.
7212 (solution_set_add): Likewise.
7213 (bitpos_of_field): Make signed, fix.
7214 (struct fieldoff): Remove type and decl fields. Make size field
7215 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
7217 (fieldoff_compare): Deal with it.
7218 (push_fields_onto_fieldstack): Remove has_union argument, glob
7219 adjacent non-pointer fields together.
7220 (create_function_info_for): Do not set has_union.
7221 (create_variable_info_for): Simplify.
7223 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
7225 * config.gcc (extra_headers): Add cross-stdarg.h for target
7226 x86_64-*-* and i?86-*-*.
7227 * config/i386/cross-stdarg.h: New.
7228 * builtins.c (std_fn_abi_va_list): New.
7229 (std_canonical_va_list_type): New.
7230 (stabilize_va_list): Replace va_list_type_node use by
7231 mtarget.canonical_va_list_type.
7232 (gimplify_va_arg_expr): Likewise.
7233 (expand_builtin_va_copy): Replace va_list_type_node use by
7234 mtarget.fn_abi_va_list.
7235 * tree-sra.c (is_va_list_type): New helper.
7236 (decl_can_be_decomposed_p): Replace
7237 va_list_type_node use by is_va_list_type.
7238 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
7239 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7240 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
7241 * config/i386/i386-protos.h (ix86_get_valist_type): New.
7242 (ix86_enum_va_list): New.
7243 * config/i386/i386.c (sysv_va_list_type_node): New.
7244 (ms_va_list_type_node): New.
7245 (ix86_function_type_abi): Remove sorry.
7246 (ix86_build_builtin_va_list_abi): New.
7247 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
7249 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
7250 (ix86_init_builtins_va_builtins_abi): New.
7251 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
7253 (ix86_handle_abi_attribute): New.
7254 (attribute_spec): Add sysv_abi and ms_abi.
7255 (ix86_fn_abi_va_list): New.
7256 (ix86_canonical_va_list_type): New.
7257 (ix86_enum_va_list): New.
7258 (TARGET_FN_ABI_VA_LIST): New.
7259 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7260 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
7261 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
7262 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7263 (TARGET_ENUM_VA_LIST): New.
7264 * expr.h (std_fn_abi_va_list): New.
7265 (std_canonical_va_list_type): New.
7266 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
7267 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7268 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
7269 TARGET_CANONICAL_VA_LIST_TYPE.
7270 * target.h (struct gcc_target): Add fn_abi_va_list hook
7271 and canonical_va_list_type hook.
7273 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7275 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
7276 integral and pointer types.
7278 2008-07-04 Roger Sayle <roger@eyesopen.com>
7280 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
7281 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
7283 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
7286 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
7288 2008-07-04 Jakub Jelinek <jakub@redhat.com>
7290 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
7291 build_gimple_modify_stmt.
7292 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
7293 gimple operand. Use fold_build* instead of build*.
7295 2008-07-04 Richard Guenther <rguenther@suse.de>
7297 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
7298 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
7299 properly to compute the reachability set if we do field-sensitive PTA.
7300 * invoke.texi (max-fields-for-field-sensitive): Document default.
7301 * opts.c (decode_options): Set max-fields-for-field-sensitive to
7302 100 for optimize >= 2.
7304 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7306 * ggc-zone.c (lookup_page_table_if_allocated,
7307 set_page_table_entry, zone_find_object_size, alloc_small_page,
7308 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
7309 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
7310 -Wc++-compat and/or -Wcast-qual warnings.
7312 2008-07-04 Alan Modra <amodra@bigpond.net.au>
7315 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
7316 pic_offset_table_rtx to be marked as used here.
7317 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
7318 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
7319 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
7320 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
7323 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7325 * alloc-pool.c (hash_descriptor, eq_descriptor,
7326 alloc_pool_descriptor): Fix -Wc++-compat warnings.
7327 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
7329 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
7330 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
7331 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
7332 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
7335 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
7337 * tree-flow.h (loop_only_exit_p): Declare.
7338 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
7339 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
7340 the number of iterations if it is constant. Otherwise, if this is the
7341 only possible exit of the loop, use the conservative estimate on the
7342 number of iterations of the entire loop if available.
7344 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
7346 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
7347 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
7348 Add synchronization functions.
7349 * config/sync.c: New file.
7350 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
7351 (LIBGCC_SYNC_CFLAGS): Likewise.
7353 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
7356 * config/i386/i386.md (mode): Add TF to "mode" attribute.
7357 (*pushtf_sse): New insn pattern.
7358 (pushtf splitters): New splitters.
7360 2008-07-03 Michael Meissner <gnu@the-meissners.org>
7363 * predict.c (build_predict_expr): Use void_type_node for the tree
7364 type, instead of NULL_TREE.
7366 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
7368 * config/i386/i386.c (contains_aligned_value_p): Return true
7370 (ix86_data_alignment): Align TCmode to 128bits.
7371 (ix86_local_alignment): Likewise.
7373 2008-07-03 Andrew Haley <aph@redhat.com>
7376 * vec.h (VEC_TA): New.
7377 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
7378 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
7379 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
7380 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
7381 (C_COMMON_FIXED_TYPES): Remove first arg.
7382 (C_COMMON_FIXED_MODE_TYPES): Likewise.
7383 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
7384 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
7385 not to use empty macro arguments.
7387 2008-07-02 Joseph Myers <joseph@codesourcery.com>
7389 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
7390 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
7391 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
7392 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
7393 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
7394 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
7395 config/ia64/crtn.asm, config/m68hc11/larith.asm,
7396 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
7397 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
7398 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
7399 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
7400 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
7401 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
7402 config/rs6000/e500crtres64gpr.asm,
7403 config/rs6000/e500crtres64gprctr.asm,
7404 config/rs6000/e500crtrest32gpr.asm,
7405 config/rs6000/e500crtrest64gpr.asm,
7406 config/rs6000/e500crtresx32gpr.asm,
7407 config/rs6000/e500crtresx64gpr.asm,
7408 config/rs6000/e500crtsav32gpr.asm,
7409 config/rs6000/e500crtsav64gpr.asm,
7410 config/rs6000/e500crtsav64gprctr.asm,
7411 config/rs6000/e500crtsavg32gpr.asm,
7412 config/rs6000/e500crtsavg64gpr.asm,
7413 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
7414 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
7415 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
7416 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
7417 config/sparc/sol2-cn.asm: Remove .file directives.
7419 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
7421 * resource.c (mark_referenced_resources): Look inside
7422 UNSPEC_VOLATILEs and ASM_INPUTs.
7424 2008-07-02 Ian Lance Taylor <iant@google.com>
7426 * rtlanal.c (add_reg_note): New function.
7427 * rtl.h (add_reg_note): Declare.
7428 * auto-inc-dec.c (attempt_change): Use add_reg_note.
7429 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
7430 * builtins.c (expand_builtin_longjmp): Likewise.
7431 (expand_builtin_nonlocal_goto): Likewise.
7432 * calls.c (emit_call_1, expand_call): Likewise.
7433 * cfgexpand.c (add_reg_br_prob_note): Likewise.
7434 * cfglayout.c (fixup_reorder_chain): Likewise.
7435 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
7436 (commit_one_edge_insertion): Likewise.
7437 * combine.c (move_deaths, distribute_notes): Likewise.
7438 * df-problems.c (df_set_note): Likewise.
7439 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
7440 (set_unique_reg_note): Likewise.
7441 (emit_copy_of_insn_after): Likewise.
7442 * expr.c (expand_expr_real): Likewise.
7443 * gcse.c (add_label_notes): Likewise.
7444 * haifa-sched.c (create_check_block_twin): Likewise.
7445 * jump.c (mark_jump_label_1): Likewise.
7446 * loop-doloop.c (add_test, doloop_modify): Likewise.
7447 * loop-unswitch.c (compare_and_jump_seq): Likewise.
7448 * lower-subreg.c (move_eh_region_note): Likewise.
7449 * optabs.c (emit_libcall_block): Likewise.
7450 * predict.c (predict_insn): Likewise.
7451 (combine_predictions_for_insn): Likewise.
7452 * recog.c (peephole2_optimize): Likewise.
7453 * regmove.c (try_auto_increment): Likewise.
7454 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
7455 * reload.c (find_reloads): Likewise.
7456 * reload1.c (fixup_eh_region_note): Likewise.
7457 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
7458 * reorg.c (delete_prior_computation): Likewise.
7459 (delete_computation, dbr_schedule): Likewise.
7460 * config/pa/pa.c (legitimize_pic_address): Likewise.
7461 * config/sh/sh.c (sh_reorg): Likewise.
7463 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
7466 * config/libgcc-glibc.ver: Add %exclude.
7467 * config/m32r/libgcc-glibc.ver: Likwise.
7468 * config/s390/libgcc-glibc.ver: Likwise.
7469 * config/sh/libgcc-glibc.ver: Likwise.
7470 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
7472 * config/i386/libgcc-glibc.ver: New.
7474 * config/i386/libgcc-x86_64-glibc.ver: Removed.
7476 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
7478 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
7479 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
7480 i[34567]86-*-linux*, x86_64-*-linux*. Add
7481 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
7482 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
7483 x86_64-*-linux*. Add i386/t-linux to tmake_file for
7484 i[34567]86-*-linux*, x86_64-*-linux*.
7486 * libgcc-std.ver: Add empty GCC_4.4.0.
7488 * mkmap-symver.awk: Support multiple versions per symbol.
7490 * config/i386/i386.c (ix86_init_builtins): Always define
7491 __builtin_fabsq and __builtin_copysignq with fallbacks.
7492 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
7493 and __builtin_copysignq if SSE2 isn't available.
7495 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
7496 (LIBGCC2_TF_CEXT): Likwise.
7499 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
7501 * config/i386/sfp-machine.h: Moved to libgcc.
7503 * config/i386/sfp-machine.h: New.
7504 * config/i386/t-linux: Likwise.
7506 * config/i386/t-darwin: Remove softfp_wrap_start and
7508 * config/i386/t-darwin64: Likewise.
7510 * config/i386/t-fprules-softfp64: Renamed to ...
7511 * config/i386/t-fprules-softfp: This.
7513 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
7514 and softfp_wrap_end.
7516 2008-07-02 Jason Merrill <jason@redhat.com>
7518 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
7520 * tree.c (ctor_to_list): New fn.
7521 * tree.h: Declare it.
7522 (CONSTRUCTOR_ELT): New macro.
7523 (CONSTRUCTOR_NELTS): New macro.
7525 2008-07-02 Richard Guenther <rguenther@suse.de>
7527 * tree-ssa-structalias.c (struct variable_info): Reorder
7528 to fill padding on 64bit hosts. Make collapsed_to an int.
7529 (get_varinfo_fc): Deal with that.
7530 (new_var_info): Likewise.
7531 (collapse_rest_of_var): Likewise.
7533 2008-07-02 Joshua Sumali <jsumali@redhat.com>
7535 * doc/install.texi (--enable-java-home): Document.
7536 (--enable-aot-compile-rpm): Likewise.
7537 (--with-arch-directory): Likewise.
7538 (--with-os-directory): Likewise.
7539 (--with-origin-name): Likewise.
7540 (--with-arch-suffix): Likewise.
7541 (--with-jvm-root-dir): Likewise.
7542 (--with-jvm-jar-dir): Likewise.
7543 (--with-python-dir): Likewise.
7545 2008-07-02 Richard Guenther <rguenther@suse.de>
7547 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
7548 from decls explicitly. Merge operand checking from tuples.
7550 2008-07-02 Martin Jambor <mjambor@suse.cz>
7552 * tree-switch-conversion.c: Included timevar.h which I forgot before.
7554 2008-07-02 Martin Jambor <mjambor@suse.cz>
7556 * tree-switch-conversion.c: Included timevar.h
7557 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
7559 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
7561 2008-07-02 Martin Jambor <mjambor@suse.cz>
7563 * tree-switch-conversion.c: Corrected various comments and
7565 (build_constructors): Fixed minor formatting mistakes.
7567 * invoke.texi (Optimize Options): Corrected the
7568 switch-conversion-max-branch-ratio parameter.
7570 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
7572 * final.c (asm_insn_count): Return zero for an empty asm body.
7574 2008-07-02 Richard Guenther <rguenther@suse.de>
7576 * bitmap.h (bitmap_set_bit): Return bool.
7577 (bitmap_clear_bit): Likewise.
7578 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
7579 write to the bitmap if it would.
7580 (bitmap_clear_bit): Likewise.
7581 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
7582 bitmap_set_bit return value.
7583 (add_pred_graph_edge): Likewise.
7584 (add_graph_edge): Likewise.
7585 (do_sd_constraint): Likewise.
7586 (do_ds_constraint): Likewise.
7588 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7590 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
7591 Fix -Wc++-compat and/or -Wcast-qual warnings.
7592 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
7593 gen_regparm_prefix): Likewise.
7594 * vmsdbgout.c (write_modbeg, lookup_filename,
7595 vmsdbgout_source_line, vmsdbgout_init): Likewise.
7597 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
7599 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
7600 defaults.h definition apply.
7602 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
7604 * function.c (assign_parm_remove_parallels): New.
7605 (assign_parm_setup_block_p): Do not return true for non-BLKmode
7607 (assign_parm_setup_block): Do not handle them.
7608 (assign_parm_setup_reg, assign_parm_setup_stack): Call
7609 assign_parm_remove_parallels.
7611 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
7613 * c-typeck.c (convert_for_assignment): Use
7614 vector_targets_convertible_p.
7615 * c-common.c (vector_targets_convertible_p): New.
7616 * c-common.h (vector_targets_convertible_p): New prototype.
7617 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
7618 opaque_p_V2SI_type_node.
7620 2008-07-01 Steve Ellcey <sje@cup.hp.com>
7622 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
7625 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
7627 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
7628 TFmode constants via two element DImode vector for hosts with
7629 HOST_BITS_PER_WIDE_INT < 64.
7630 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
7631 also for HOST_BITS_PER_WIDE_INT < 64.
7633 2008-07-01 Richard Guenther <rguenther@suse.de>
7635 PR tree-optimization/36666
7636 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
7637 (get_constraint_exp_from_ssa_var): Split into ...
7638 (get_constraint_exp_for_temp): ... this ...
7639 (get_constraint_for_ssa_var): ... and that.
7640 Return constraint expressions for all touched sub-fields
7641 if the results address is not taken.
7642 (process_constraint): Remove assertion that aggregate
7643 assignments do not happen at this place.
7644 (get_constraint_for_component_ref): Add address_p argument.
7645 Return constraint expressions for all touched sub-fields
7646 if the results address is not taken.
7647 (do_deref): Use get_constraint_exp_for_temp.
7648 (get_constraint_for_1): Rename from ...
7649 (get_constraint_for): ... this. Add the old function as wrapper.
7650 (do_structure_copy): Use get_constraint_for_1.
7652 2008-07-01 Martin Jambor <mjambor@suse.cz>
7654 * Makefile.in (tree-switch-conversion.o): Add.
7655 (OBJS-common): Add tree-swtch-conversion.o.
7656 * passes.c (init_optimization_passes): Add pass_convert_switch.
7657 * tree-pass.h: (pass_convert_switch): Add.
7658 * tree-switch-conversion.c: New file.
7659 * gcc.dg/tree-ssa/cswtch.c: New testcase.
7660 * common.opt (ftree-cswtch): New option.
7661 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
7662 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
7663 * opts.c (decode_options): Set flag_tree_switch_conversion when
7664 optimization level is >= 2.
7665 * doc/invoke.texi (Optimize Options): Added description of
7666 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
7668 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7670 * config/darwin-driver.c (darwin_default_min_version): Fix
7671 -Wc++-compat warnings.
7673 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
7675 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
7678 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7680 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
7682 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7684 PR rtl-optimization/34744
7685 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
7686 (df_scan_free_internal): Free data structures not
7687 allocated in storage pools.
7688 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
7689 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
7690 df_scan_free_mws_vec.
7691 * dse.c (dse_step6): Free offset_map_p and offset_map_n
7694 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
7696 * config/i386/i386.c (contains_aligned_value_p): Return true
7698 (ix86_function_arg_boundary): Return its natural boundary
7700 (return_in_memory_32): Don't check TDmode.
7701 (ix86_split_to_parts): Support splitting into 4 parts and
7702 support TFmode for 32bit target.
7703 (ix86_split_long_move): Support splitting into 4 parts.
7704 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
7706 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
7707 (ix86_init_builtins): Here.
7708 (ix86_scalar_mode_supported_p): Always return true for TFmode.
7709 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
7710 'q' and 'w', respectively.
7712 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
7714 (movtf_internal): Likewise.
7715 (<code>tf2): Likewise.
7716 (*absnegtf2_sse): Likewise.
7717 (copysign<mode>3): Likewise.
7718 (copysign<mode>3_const): Likewise.
7719 (copysign<mode>3_var): Likewise.
7720 (define_split UNSPEC_COPYSIGN): Likewise.
7721 * config/i386/sse.md (*nandtf3): Likewise.
7722 (<code>tf3): Likewise.
7723 (*<code>tf3): Likewise.
7725 2008-06-30 Joey Ye <joey.ye@intel.com>
7726 H.J. Lu <hongjiu.lu@intel.com>
7728 * global.c (compute_regsets): Set frame_pointer_needed here.
7729 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
7731 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7733 * doc/install.texi (specific): Expand Windows build notes.
7735 2008-06-30 Ira Rosen <irar@il.ibm.com>
7737 PR tree-optimization/36648
7738 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
7739 number of prolog iterations by step. Fix the comment.
7741 2008-06-30 Richard Guenther <rguenther@suse.de>
7744 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
7745 handle calls from ECF_MALLOC functions.
7746 (handle_pure_call): ECF_MALLOC functions do not return
7748 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
7750 2008-06-29 Andreas Schwab <schwab@suse.de>
7752 * config/m68k/m68k.c (print_operand): Always print a float
7754 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
7755 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
7758 * config/rs6000/x-linux64: Remove never used file.
7760 2008-06-29 Richard Guenther <rguenther@suse.de>
7762 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
7764 (struct alias_info): Move ...
7765 * tree-ssa-alias.c: ... here.
7766 (update_alias_info): Declare.
7767 (compute_may_aliases): Call it.
7768 (update_alias_info): New function.
7769 * tree-ssa-structalias.c (update_alias_info): Move ...
7770 * tree-ssa-alias.c (update_alias_info_1): ... here.
7771 * tree-ssa-structalias.c (process_constraint_1): Remove
7772 unused from_call argument. Rename to ...
7773 (process_constraint): ... this. Delete old wrapper.
7774 (make_constraint_to): Adjust callers.
7775 (handle_const_call): Likewise.
7776 (handle_pure_call): Likewise.
7777 (init_base_vars): Likewise.
7778 (handle_lhs_call): Likewise. Remove unnecessary constraint.
7779 (find_func_aliases): We don't need structure copies for
7781 (make_constraint_from_anything): Remove.
7782 (create_variable_info_for): For globals make constraints
7783 from escaped, not from anything.
7784 (compute_points_to_sets): Do not call update_alias_info.
7785 (ipa_pta_execute): Use make_constraint_from.
7787 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7789 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
7790 (bitmap.o-warn, dominance.o-warn): New.
7791 * configure.ac (cxx_compat_warn): Delete.
7792 (loose_warn): Add -Wcast-qual and -Wc++-compat.
7793 * system.h: Remove #pragma diagnostic for -Wcast-qual and
7795 * configure: Regenerate.
7797 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
7800 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7802 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
7803 * df-scan.c (df_notes_rescan): Likewise.
7804 * ggc-page.c (set_page_table_entry): Likewise.
7805 * intl.c (gcc_gettext_width): Likewise.
7806 * varasm.c (get_unnamed_section, get_noswitch_section,
7807 get_section): Likewise.
7809 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
7811 * regrename.c (build_def_use): Don't copy RTX.
7813 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
7815 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
7816 (Type Attributes): Fix nesting of @table and @subsection. Adjust
7817 punctuation. Use @ref instead of @xref.
7818 (Function Names): Remove stray @display/@end display.
7819 (C++ Attributes): Use @ref instead of @xref.
7820 (Deprecated Features): Fix punctuation around @xref.
7821 (Backwards Compatibility): Likewise.
7822 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
7824 2008-06-28 Joseph Myers <joseph@codesourcery.com>
7826 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
7827 constants for E500 double.
7829 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7831 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
7832 element type of const_vector.
7834 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
7836 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
7837 Remove FLAGS_REG clobber from expander pattern.
7838 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
7839 (anddi3, andsi3, andhi3, andqi3): Ditto.
7840 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
7841 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
7842 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
7843 (ashlsi3, ashlhi3, ashlqi3): Ditto.
7844 (ashrsi3, ashrhi3, ashrqi3): Ditto.
7845 (lshrsi3, lshrhi3, lshrqi3): Ditto.
7846 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
7847 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
7849 2008-06-28 Richard Guenther <rguenther@suse.de>
7851 * tree-ssa-structalias.c (callused_id, var_callused,
7852 callused_tree): Add.
7853 (handle_pure_call): New function.
7854 (find_func_aliases): Call it.
7855 (find_what_p_points_to): Handle the call-used set.
7856 (clobber_what_escaped): Likewise.
7857 (compute_call_used_vars): New function.
7858 (init_base_vars): Init the call-used variable.
7859 (do_sd_constraint): Do not propagate the solution from CALLUSED
7860 but use CALLUSED as a placeholder.
7861 (solve_graph): Likewise.
7862 * tree-flow-inline.h (gimple_call_used_vars): New function.
7863 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
7864 (compute_call_used_vars): Declare.
7865 * tree-ssa-alias.c (set_initial_properties): Call
7866 compute_call_used_vars.
7867 (reset_alias_info): Clear call-used variables.
7868 (add_call_clobber_ops): Assert we are not called for const/pure
7869 functions. Remove handling of them.
7870 (add_call_read_ops): Handle pure functions by adding the
7871 call-used set of variables as VUSEs.
7872 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
7873 (delete_tree_ssa): Free it.
7874 * tree-dfa.c (remove_referenced_var): Clear the var from the
7877 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
7879 * tree.c (build_varargs_function_type_list): New.
7880 (build_function_type_list_1): New.
7881 (build_function_type_list): Use build_function_type_list_1.
7882 * tree.h (build_varargs_function_type_list): New.
7884 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7887 * config/spu/spu.c (spu_builtin_splats): Do not generate
7888 invalid CONST_VECTOR expressions.
7889 (spu_expand_vector_init): Likewise.
7891 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
7893 * optabs.c (libfunc_decls): New variable.
7894 (libfunc_decl_hash, libfunc_decl_eq): New functions.
7895 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
7896 for the same function twice.
7898 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
7900 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
7901 ix86_expand_binary_operator directly.
7902 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
7904 (*ashrti3_1): Ditto.
7905 (*lshrti3_1): Ditto.
7906 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
7907 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
7908 using only one splitter. Conditionaly execute splitter before or
7909 after peephole2 pass.
7910 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
7911 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
7912 Use only one alternative in asm template.
7913 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
7915 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
7916 "J" operand constraint for operand 2.
7917 (*ashldi3_cconly_rex64): Ditto.
7918 (*ashrdi3_cmp_rex64): Ditto.
7919 (*ashrdi3_cconly_rex64): Ditto.
7920 (*lshrdi3_cmp_rex64): Ditto.
7921 (*lshrdi3_cconly_rex64): Ditto.
7922 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
7923 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
7924 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
7927 2008-06-27 Jakub Jelinek <jakub@redhat.com>
7929 * gimplify.c (omp_is_private): Don't return true if decl is not
7930 already private on #pragma omp for or #pragma omp parallel for.
7933 * tree-cfg.c (struct move_stmt_d): Replace block field with
7934 orig_block and new_block fields.
7935 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
7936 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
7937 (move_block_to_fn): Replace vars_map and new_label_map arguments
7938 with struct move_stmt_d pointer.
7939 (replace_block_vars_by_duplicates): New function.
7940 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
7941 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
7942 all subblocks of ORIG_BLOCK to the new function. Call
7943 replace_block_vars_by_duplicates.
7944 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
7945 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
7946 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
7947 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
7948 (expand_omp): Temporarily set input_location to the location of
7949 region's controlling stmt.
7950 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
7951 BIND_EXPR, push ctx->block_vars and gimplification vars into
7952 the BIND_EXPR and its block's BLOCK_VARS instead of directly
7954 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
7955 there are any BLOCK_VARS.
7956 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
7957 OMP_PARALLEL or OMP_TASK stmt.
7958 (lower_omp): Save and restore input_location around the lower_omp_1
7961 2008-06-27 Richard Guenther <rguenther@suse.de>
7963 PR tree-optimization/36400
7964 PR tree-optimization/36373
7965 PR tree-optimization/36344
7966 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
7967 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
7968 (update_alias_info): Remove call clobbering code.
7969 (make_constraint_to): New helper function.
7970 (make_escape_constraint): Likewise.
7971 (handle_rhs_call): Use it on all pointer containing arguments.
7972 Also mark the static chain escaped.
7973 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
7974 instead of ANYTHING.
7975 (make_constraint_from): New helper split out from ...
7976 (make_constraint_from_anything): ... here.
7977 (find_func_aliases): Add constraints for escape sites.
7978 (intra_create_variable_infos): Make constraints from NONLOCAL
7980 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
7982 (clobber_what_p_points_to): Remove.
7983 (clobber_what_escaped): New function.
7984 (init_base_vars): Init NONLOCAL and ESCAPED.
7985 (do_sd_constraint): Do not propagate the solution from ESCAPED
7986 but use ESCAPED as a placeholder.
7987 (solve_graph): Likewise.
7988 * tree-flow.h (clobber_what_p_points_to): Remove.
7989 (clobber_what_escaped): Declare.
7990 * tree-ssa-alias.c (set_initial_properties): Call it.
7991 Remove code clobbering escaped pointers.
7993 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
7995 * function.c (allocate_struct_function): Only allocate a unique
7996 funcdef_no if the decl is nonzero.
7998 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8000 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
8001 * config/mips/mips.c (mips_split_const_insns): New function.
8002 * config/mips/mips.md (move_type): New attribute.
8003 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
8004 (dword_mode): New attribute.
8005 (type): Avoid long line. Map "move_type"s to "type"s,
8006 choosing "multi" for doubleword moves if appropriate.
8007 Swap MTC/MFC comments to match their declaration order.
8008 (extended_mips16): Default to "yes" if "move_type" is "sll0",
8009 "type" is "branch" or "jal" is "direct".
8010 (length): Handle "extended_mips16" first. Make the default
8011 "0" for "ghost" instructions. Set the length from "move_type".
8012 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
8013 of "type", with "sll0" for the register alternative. Remove the
8014 "extended_mips16" attribute.
8015 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
8016 of "type", with "shift_shift" for the register alternative.
8017 Remove the "length" attribute.
8018 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
8019 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
8020 of "type", with "andi" for the register alternative.
8021 (*zero_extendqihi2): Likewise.
8022 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
8023 of "andi" instead of a "type" of "arith".
8024 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
8026 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
8027 (mov_<store>r, *mov<mode>_ra): Likewise.
8028 (extendsidi2): Use "move_type" instead of "type", with "move"
8029 for the register alternative.
8030 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
8031 of "type", with "signext" for the register alternative.
8032 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
8033 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
8034 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
8035 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
8036 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
8037 (unnamed branch insn): Likewise.
8038 (*movdi_gp32_fp64): Fold into...
8039 (*movdi_32bit): ...here.
8040 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
8041 (*movdf_hardfloat): ...this new pattern.
8042 (*movdf_softfloat): Remove redundant FPR alternatives.
8043 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
8044 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
8045 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
8046 the "move" attribute.
8047 (*movdi_32bit): Use "move_type" instead of "type" and remove the
8048 "length" attribute. Use "fpload" and "fpstore" instead of "load"
8049 and "store" for COP loads and stores.
8050 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
8051 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
8052 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
8053 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
8054 (*movtf_mips16, *movv2sf): Likewise.
8055 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
8056 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
8057 (mfhc1<mode>): Use "move_type" instead of "move".
8058 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
8059 (loadgp_blockage): Remove the "length" attribute.
8060 (blockage, set_got_version, update_got_version): Likewise.
8061 (call_internal): Remove the "extended_mips16" attribute.
8062 (call_value_internal, call_value_multiple_internal): Likewise.
8063 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
8065 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
8066 the "length" attribute.
8068 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8070 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
8071 -Wcast-qual warnings.
8072 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
8073 handle_pragma_pop_macro): Likewise.
8074 * collect2.c (resolve_lib_name): Likewise.
8075 * config/arc/arc.c (arc_init): Likewise.
8076 * config/arm/arm.c (neon_builtin_compare,
8077 locate_neon_builtin_icode): Likewise.
8078 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
8079 * config/bfin/bfin.c (bfin_init_machine_status,
8080 bfin_optimize_loop): Likewise.
8081 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
8082 * config/cris/cris.c (cris_init_expanders): Likewise.
8083 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
8084 * config/darwin.c (machopic_indirection_eq,
8085 machopic_indirection_name, machopic_output_indirection): Likewise.
8086 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
8087 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
8088 frv_optimize_membar): Likewise.
8089 * config/i386/cygwin.h (mingw_scan,
8090 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
8091 * config/i386/cygwin1.c (mingw_scan): Likewise.
8092 * config/i386/i386.c (machopic_output_stub): Likewise.
8093 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
8094 i386_pe_unique_section): Likewise.
8095 * config/ia64/ia64.c (ia64_init_machine_status,
8096 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
8098 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
8099 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
8100 * config/m68k/m68k.c (m68k_handle_option,
8101 m68k_sched_md_init_global): Likewise.
8102 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
8103 mcore_unique_section): Likewise.
8104 * config/mips/mips.c (mips_block_move_straight,
8105 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
8107 * config/mmix/mmix.c (mmix_init_machine_status,
8108 mmix_encode_section_info): Likewise.
8109 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
8110 * config/rs6000/rs6000.c (rs6000_init_machine_status,
8111 print_operand_address, output_toc, redefine_groups,
8112 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
8113 * config/s390/s390.c (s390_init_machine_status): Likewise.
8114 * config/score/score.c (score_block_move_straight,
8115 score_block_move_loop_body): Likewise.
8116 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
8117 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
8118 * emit-rtl.c (find_auto_inc): Likewise.
8119 * gcc.c (translate_options, process_command): Likewise.
8120 * reorg.c (dbr_schedule): Likewise.
8121 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
8122 * xcoffout.c (xcoffout_declare_function): Likewise.
8124 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
8126 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
8127 ipa-pta working again.
8129 2008-06-27 David Edelsohn <edelsohn@gnu.org>
8131 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
8134 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
8136 * config.gcc (powerpc*-*-*): Add new core e500mc.
8137 * config/rs6000/e500mc.md: New file.
8138 * config/rs6000/rs6000.c (processor_costs): Add new costs for
8140 (rs6000_override_options): Add e500mc case to
8141 processor_target_table. Altivec and Spe options not allowed
8142 with e500mc. Add isel instruction to e500mc by
8143 default. Initialize rs6000_cost for e500mc.
8144 (rs6000_issue_rate): Set issue rate for e500mc.
8145 * config/rs6000/rs6000.h (processor_type): Add
8146 PROCESSOR_PPCE500MC.
8147 (ASM_CPU_SPEC): Add e500mc.
8148 Set TARGET_ISEL to rs6000_isel.
8149 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
8150 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
8151 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
8153 * doc/invoke.texi: Add e500mc to list of cpus.
8155 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8158 * c-lex.c (lex_charconst): Initialize unsignedp.
8160 2008-06-27 Olivier Hainque <hainque@adacore.com>
8162 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
8163 documented assumptions.
8165 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
8167 * dwarf2out.c: Remove trailing white spaces. Break long line
8170 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
8172 * libfuncs.h (LTI_synchronize): New libfunc_index.
8173 (synchronize_libfunc): Declare.
8174 * builtins.c (expand_builtin_synchronize): Consider using
8175 synchronize_libfunc before falling back on an asm blockage.
8176 * config/mips/mips.c: Include libfuncs.h
8177 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
8179 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
8181 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
8182 parameter. Copy stack_reg to r11 where appropriate.
8183 (no_global_regs_above): Add gpr parameter.
8184 (rs6000_stack_info): Only add padding for SPE save area if we
8185 are saving SPE GPRs and CR.
8186 (saveres_routine_syms): New variable.
8187 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
8189 (rs6000_savres_routine_sym): New function.
8190 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
8192 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
8193 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
8194 Tweak FPR out-of-line saving.
8195 (rs6000_make_savres_rtx): New function.
8196 (rs6000_use_multiple_p): New function.
8197 (rs6000_savres_strategy): New function.
8198 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
8199 out-of-line if appropriate.
8200 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
8201 if we are optimizing for size.
8202 (GP_SAVE_INLINE): Define.
8203 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
8204 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
8205 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
8206 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
8207 (*save_fpregs_<mode>): Add use of r11.
8208 (*restore_gpregs_<mode>): New insn.
8209 (*return_and_restore_gpregs_<mode>): New insn.
8210 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
8212 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
8213 (*restore_gpregs_spe): New insn.
8214 (*return_and_restore_gpregs_spe): New insn.
8215 * config/rs6000/predicates.md (save_world_operation): Fix check.
8217 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8219 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
8220 this point, so assert that.
8222 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8224 * cfganal.c: Include vec.h and vecprim.h.
8225 (compute_idf): Import from...
8226 * tree-into-ssa (compute_idf): ...here.
8227 * basic-block.h (compute_idf): Export.
8229 2008-06-26 Joseph Myers <joseph@codesourcery.com>
8231 * c-decl.c (merge_decls): Use !current_function_decl to check for
8232 extern declaration of C99 inline function being at file scope.
8234 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
8236 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
8238 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8240 * alias.c (record_alias_subset, init_alias_analysis): Fix
8241 -Wc++-compat and/or -Wcast-qual warnings.
8242 * attribs.c (lookup_attribute_spec): Likewise.
8243 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
8244 copy_bb, connect_traces,
8245 find_rarely_executed_basic_blocks_and_cr): Likewise.
8246 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
8247 note_btr_set, migrate_btr_defs): Likewise.
8248 * builtins.c (result_vector, expand_builtin_memcpy,
8249 expand_builtin_mempcpy_args, expand_builtin_strncpy,
8250 builtin_memset_read_str, expand_builtin_printf,
8251 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
8253 * caller-save.c (mark_set_regs): Likewise.
8254 * calls.c (expand_call, emit_library_call_value_1): Likewise.
8255 * cgraph.c (cgraph_edge): Likewise.
8256 * combine.c (likely_spilled_retval_1): Likewise.
8257 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
8258 htab_counts_entry_del, get_coverage_counts): Likewise.
8259 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
8260 new_cselib_val): Likewise.
8261 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
8262 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
8264 * df-core.c (df_compact_blocks): Likewise.
8265 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
8266 * df-scan.c (df_grow_reg_info, df_ref_create,
8267 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
8268 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
8269 df_record_entry_block_defs, df_record_exit_block_uses,
8270 df_bb_verify): Likewise.
8271 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
8272 DF_REF_EXTRACT_MODE_CONST): New.
8273 * dominance.c (get_immediate_dominator, get_dominated_by,
8274 nearest_common_dominator, root_of_dom_tree,
8275 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
8276 -Wc++-compat and/or -Wcast-qual warnings.
8277 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
8278 record_store, replace_read, check_mem_read_rtx, scan_insn,
8279 dse_step1, dse_record_singleton_alias_set): Likewise.
8280 * dwarf2asm.c (dw2_force_const_mem): Likewise.
8282 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8284 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
8285 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
8286 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
8287 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
8288 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
8289 add_ranges_num, add_ranges_by_labels, file_info_cmp,
8290 file_name_acquire, output_file_names, add_const_value_attribute,
8291 premark_used_types_helper, file_table_eq, file_table_hash,
8292 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
8293 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
8294 -Wcast-qual warnings.
8295 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
8296 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
8297 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
8298 gen_reg_rtx, start_sequence, init_emit): Likewise.
8299 * et-forest.c (et_new_occ, et_new_tree): Likewise.
8300 * except.c (init_eh_for_function, gen_eh_region,
8301 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
8302 arh_to_landing_pad, arh_to_label, add_action_record,
8303 add_call_site, switch_to_exception_section): Likewise.
8304 * expmed.c (synth_mult): Likewise.
8305 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
8306 store_expr): Likewise.
8307 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
8309 * function.c (assign_stack_temp_for_type,
8310 allocate_struct_function, match_asm_constraints_1): Likewise.
8311 * gcov-io.c (gcov_allocate): Likewise.
8312 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
8313 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
8314 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
8315 record_one_set, insert_expr_in_table, insert_set_in_table,
8316 dump_hash_table, compute_hash_table_work, alloc_hash_table,
8317 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
8318 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
8319 -Wcast-qual warnings.
8321 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8323 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
8324 -Wcast-qual warnings.
8325 * gcc.c (process_command): Likewise.
8326 * genattrtab.c (oballoc): Use XOBNEW.
8327 (oballocvec): Define.
8328 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
8329 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
8330 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
8331 -Wc++-compat and/or -Wcast-qual warnings.
8332 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
8333 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
8334 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
8335 gen_presence_absence_set, gen_automaton, gen_regexp_el,
8336 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
8337 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
8338 add_excls, process_presence_absence_names,
8339 process_presence_absence_patterns, add_presence_absence,
8340 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
8341 get_free_state, add_arc, get_free_automata_list_el,
8342 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
8343 transform_3, cache_presence, create_ainsns, create_automata,
8344 create_state_ainsn_table, dfa_insn_code_enlarge,
8345 output_trans_func, output_min_issue_delay_func,
8346 output_dead_lock_func, output_reset_func,
8347 output_get_cpu_unit_code_func, output_dfa_start_func,
8348 expand_automata): Likewise.
8349 * genextract.c (gen_insn): Likewise.
8350 * gengtype-lex.l: Likewise.
8351 * gengtype.c (read_input_list, adjust_field_type,
8352 process_gc_options): Likewise.
8353 * genoutput.c (note_constraint): Likewise.
8354 * genpreds.c (mangle, add_constraint): Likewise.
8355 * genrecog.c (process_define_predicate, new_decision,
8356 add_to_sequence): Likewise.
8357 * gensupport.c (record_insn_name): Likewise.
8359 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8361 * config/i386/driver-i386.c (detect_caches_amd,
8362 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
8363 and/or -Wcast-qual warnings.
8364 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
8365 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
8366 gt_pch_save): Likewise.
8367 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
8368 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
8369 * global.c (compute_regsets): Likewise.
8370 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
8371 finish_graph_dump_file): Likewise.
8372 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
8373 unlink_bb_notes): Likewise.
8374 * integrate.c (get_hard_reg_initial_val): Likewise.
8375 * ipa-prop.c (ipa_push_func_to_list): Likewise.
8376 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
8377 * local-alloc.c (update_equiv_regs): Likewise.
8378 * loop-invariant.c (check_invariant_table_size,
8379 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
8381 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
8382 altered_reg_used, mark_altered): Likewise.
8383 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
8384 insert_var_expansion_initialization,
8385 combine_var_copies_in_loop_exit, apply_opt_in_copies,
8386 release_var_copies): Likewise.
8387 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
8388 analyze_matrix_decl, add_allocation_site, analyze_transpose,
8389 analyze_accesses_for_phi_node, check_var_notmodified_p,
8390 check_allocation_function, find_sites_in_func,
8391 record_all_accesses_in_func, transform_access_sites,
8392 transform_allocation_sites): Likewise.
8393 * omp-low.c (new_omp_region, create_omp_child_function_name,
8394 check_omp_nesting_restrictions, check_combined_parallel,
8395 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
8396 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
8397 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
8398 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
8400 * opts-common.c (prune_options): Likewise.
8401 * opts.c (add_input_filename, print_filtered_help,
8402 get_option_state): Likewise.
8403 * params.c (add_params): Likewise.
8404 * passes.c (set_pass_for_id, next_pass_1,
8405 do_per_function_toporder, pass_fini_dump_file): Likewise.
8406 * postreload.c (reload_cse_simplify_operands): Likewise.
8407 * predict.c (tree_predicted_by_p, tree_predict_edge,
8408 clear_bb_predictions, combine_predictions_for_bb): Likewise.
8410 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8412 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
8414 * recog.c (check_asm_operands, validate_change_1): Likewise.
8415 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
8416 subst_asm_stack_regs): Likewise.
8417 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
8418 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
8419 * regmove.c (reg_is_remote_constant_p): Likewise.
8420 * regrename.c (regrename_optimize, scan_rtx_reg,
8421 kill_clobbered_value, kill_set_value, kill_autoinc_value):
8423 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
8424 regstat_compute_calls_crossed): Likewise.
8425 * reload1.c (init_reload, new_insn_chain,
8426 has_nonexceptional_receiver, reload, copy_reloads,
8427 calculate_needs_all_insns, init_elim_table): Likewise.
8428 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
8429 * rtl.c (shallow_copy_rtx_stat): Likewise.
8430 * rtlanal.c (parms_set): Likewise.
8431 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
8432 sbitmap_resize, sbitmap_vector_alloc): Likewise.
8433 * sched-ebb.c (earliest_block_with_similiar_load,
8434 add_deps_for_risky_insns): Likewise.
8435 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
8436 schedule_region): Likewise.
8437 * see.c (eq_descriptor_pre_extension,
8438 hash_descriptor_pre_extension, hash_del_pre_extension,
8439 eq_descriptor_properties, hash_descriptor_properties,
8440 hash_del_properties, see_seek_pre_extension_expr,
8441 see_initialize_data_structures, see_print_register_properties,
8442 see_print_pre_extension_expr, see_delete_merged_def_extension,
8443 see_delete_unmerged_def_extension, see_emit_use_extension,
8444 see_pre_delete_extension, see_map_extension, see_commit_changes,
8445 see_analyze_merged_def_local_prop,
8446 see_analyze_merged_def_local_prop,
8447 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
8448 see_set_prop_merged_def, see_set_prop_unmerged_def,
8449 see_set_prop_unmerged_use, see_print_one_extension,
8450 see_merge_one_use_extension, see_merge_one_def_extension,
8451 see_store_reference_and_extension, see_update_uses_relevancy,
8452 see_update_defs_relevancy): Likewise.
8453 * statistics.c (hash_statistics_hash, hash_statistics_eq,
8454 hash_statistics_free, curr_statistics_hash): Likewise.
8455 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
8456 expand_asm_operands, expand_return, case_bit_test_cmp,
8457 expand_case): Likewise.
8458 * stor-layout.c (start_record_layout): Likewise.
8459 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
8460 gt_pch_save_stringpool): Likewise.
8461 * tree-data-ref.c (hash_stmt_vertex_info,
8462 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
8463 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
8465 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
8468 * config/i386/i386.md : Change constraints of HImode and QImode
8469 immediate operands from "i" to "n". Change SImode "ni" constraint to
8470 "i" and SImode "rmi" constraint to "g". Remove all constraints
8471 from const0_operand and const1_operand predicated operands.
8472 (i): Change QImode and HImode attribute from "i" to "n".
8473 (*subqi_2): Change HImode operands to QImode.
8476 2008-06-25 Olivier Hainque <hainque@adacore.com>
8478 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
8481 2008-06-25 Richard Guenther <rguenther@suse.de>
8483 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
8484 not overflow the result type.
8486 2008-06-25 Richard Guenther <rguenther@suse.de>
8488 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
8489 (vn_lookup): Likewise.
8491 2008-06-25 Richard Guenther <rguenther@suse.de>
8493 PR tree-optimization/35518
8494 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
8495 * tree-sra.c (instantiate_element): Use fold_build3 to build
8497 (try_instantiate_multiple_fields): Likewise.
8499 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8501 * config/rs6000/rs6000.md: Change all string instruction's clobber to
8504 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8506 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
8507 use_backchain_to_restore_sp to true
8508 if the offset of the link register save area would go over the 32k - 1
8509 offset limit of the load
8512 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
8514 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
8515 anchor for the type-punning blurb. Cross-reference "Structures
8516 unions enumerations and bit-fields implementation". Provide a
8517 cast-through-pointer example. Make final sentence self-contained.
8518 * doc/implement-c.texi (Structures unions enumerations and
8519 bit-fields implementation): Cross-reference the type-punning blurb
8520 in the -fstrict-aliasing documentation.
8522 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8525 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
8526 the memory instead of the memory itself for the save area.
8528 2008-06-24 Olivier Hainque <hainque@adacore.com>
8529 Nicolas Roche <roche@adacore.com>
8531 * gengtype.c (srcdir_len): size_t instead of int.
8532 (get_file_realbasename): New function. For F a filename, the real
8533 basename of F, with all the path components stripped.
8534 (get_file_srcdir_relative_path): New function. For F a filename, the
8535 relative path to F from $(srcdir).
8536 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
8537 get_file_realbasename. Adjust the head comment.
8538 (get_prefix_langdir_index): New function. For F a filename, return the
8539 lang_dir_names[] relative index of the language directory that is
8541 (get_file_langdir): For F a filename, return the name of the language
8542 directory where F is located.
8543 (get_file_gtfilename): New function. The gt- output file name for an
8545 (get_output_file_with_visibility): Replace in-line computations with
8546 uses of get_file_gtfilename and get_prefix_langdir_index.
8547 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
8549 2008-06-24 Jakub Jelinek <jakub@redhat.com>
8551 PR tree-optimization/36504
8552 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
8553 references without base address.
8555 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
8558 * calls.c (expand_call): Increase alignment for recursive functions.
8560 2008-06-23 Anatoly Sokolov <aesok@post.ru>
8562 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
8563 (TARGET_FUNCTION_VALUE): New define.
8564 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
8565 * config/avr/avr.h (FUNCTION_VALUE): Remove.
8567 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
8569 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
8570 (fmod<mode>3): Ditto.
8571 (remainderxf3): Ditto.
8572 (remainder<mode>3): Ditto.
8574 2008-06-23 Jakub Jelinek <jakub@redhat.com>
8577 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
8578 REG is a hard register.
8580 PR tree-optimization/36508
8581 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
8582 499, don't check it at all in release compilers.
8584 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
8586 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
8587 together with SSE_TARGET_MATH to disable insn pattern.
8588 (*fop_<MODEF:mode>_2_i387): Ditto.
8589 (*fop_<MODEF:mode>_3_i387): Ditto.
8591 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
8593 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
8595 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8598 * gimplify.c (gimplify_asm_expr): Check the return code of
8599 parse_output_constraint call, set function return and is_inout
8602 2008-06-22 Ian Lance Taylor <iant@google.com>
8604 * c-lex.c (narrowest_unsigned_type): Change itk to int.
8605 (narrowest_signed_type): Likewise.
8606 * c-typeck.c (c_common_type): Change local variable mclass to enum
8608 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
8609 tcc_comparison, not the tree code itself.
8610 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
8611 (c_expand_expr): Cast modifier to enum expand_modifier.
8612 * c-common.h (C_RID_CODE): Add casts.
8613 (C_SET_RID_CODE): Define.
8614 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
8615 (c_lex_one_token): Add cast to avoid warning.
8616 (c_parser_objc_type_name): Rename local typename to type_name.
8617 (check_no_duplicate_clause): Change code parameter to enum
8619 (c_parser_omp_var_list_parens): Change kind parameter to enum
8621 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
8622 c_parser_omp_list_var_parens.
8623 (c_parser_omp_threadprivate): Likewise.
8624 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
8625 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
8626 * c-format.c (NO_FMT): Define.
8627 (printf_length_specs): Use NO_FMT.
8628 (asm_fprintf_length_specs): Likewise.
8629 (gcc_diag_length_specs): Likewise.
8630 (scanf_length_specs): Likewise.
8631 (strfmon_length_specs): Likewise.
8632 (gcc_gfc_length_specs): Likewise.
8633 (printf_flag_specs): Change 0 to STD_C89.
8634 (asm_fprintf_flag_specs): Likewise.
8635 (gcc_diag_flag_specs): Likewise.
8636 (gcc_cxxdiag_flag_specs): Likewise.
8637 (scanf_flag_specs): Likewise.
8638 (strftime_flag_specs): Likewise.
8639 (strfmon_flag_specs): Likewise.
8640 (print_char_table): Likewise.
8641 (asm_fprintf_char_table): Likewise.
8642 (gcc_diag_char_table): Likewise.
8643 (gcc_tdiag_char_table): Likewise.
8644 (gcc_cdiag_char_table): Likewise.
8645 (gcc_cxxdiag_char_table): Likewise.
8646 (gcc_gfc_char_table): Likewise.
8647 (scan_char_table): Likewise.
8648 (time_char_table): Likewis.
8649 (monetary_char_table): Likewise.
8650 * c-format.h (BADLEN): Likewise.
8652 2008-06-21 Ian Lance Taylor <iant@google.com>
8654 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
8655 Define END_OF_BASE_TREE_CODES around inclusion.
8656 * tree.c (tree_code_type): New global array.
8657 (tree_code_length, tree_code_name): Likewise.
8658 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
8660 (all-tree.def, s-alltree): New targets.
8661 (gencheck.h, s-gencheck): Remove.
8662 (tree.o): Depend upon all-tree.def.
8663 (build/gencheck.o): Remove gencheck.h dependency.
8664 (mostlyclean): Don't remove gencheck.h.
8665 * c-common.h (enum c_tree_code): Remove.
8666 * c-lang.c (tree_code_type): Remove.
8667 (tree_code_length, tree_code_name): Remove.
8668 * gencheck.c (tree_codes): Include all-tree.def, rather than
8669 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
8671 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
8673 * cp/cp-tree.h (enum cplus_tree_code): Remove.
8674 (operator_name_info): Size to MAX_TREE_CODES.
8675 (assignment_operator_name_info): Likewise.
8676 * cp/cp-lang.c (tree_code_type): Remove.
8677 (tree_code_length, tree_code_name): Remove.
8678 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
8679 (assignment_operator_name_info): Likewise.
8680 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
8682 * cp/mangle.c (write_expression): Likewise.
8683 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
8684 * fortran/f95-lang.c (tree_code_type): Remove.
8685 (tree_code_length, tree_code_name): Remove.
8686 * java/java-tree.h (enum java_tree_code): Remove.
8687 * java/lang.c (tree_code_type): Remove.
8688 (tree_code_length, tree_code_name): Remove.
8689 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
8690 * objc/objc-act.h (enum objc_tree_code): Remove.
8691 * objc/objc-lang.c (tree_code_type): Remove.
8692 (tree_code_length, tree_code_name): Remove.
8693 * objcp/objcp-lang.c (tree_code_type): Remove.
8694 (tree_code_length, tree_code_name): Remove.
8695 * ada/ada-tree.h (enum gnat_tree_code): Remove.
8696 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
8697 * ada/misc.c (tree_code_type): Remove.
8698 (tree_code_length, tree_code_name): Remove.
8700 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
8702 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
8703 the grand_bitmap_obstack.
8705 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8707 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
8708 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
8709 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
8710 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
8711 move_stmt_r, new_label_mapper): Likewise.
8712 * tree-complex.c (cvc_lookup): Likewise.
8713 * tree-dfa.c (create_function_ann): Likewise.
8714 * tree-dump.c (dump_register): Likewise.
8715 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
8716 find_phi_replacement_condition): Likewise.
8717 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
8718 tree_function_versioning): Likewise.
8719 * tree-into-ssa.c (cmp_dfsnum): Likewise.
8720 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
8721 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
8722 get_nonlocal_debug_decl, convert_nonlocal_reference,
8723 convert_nonlocal_omp_clauses, get_local_debug_decl,
8724 convert_local_reference, convert_local_omp_clauses,
8725 convert_nl_goto_reference, convert_nl_goto_receiver,
8726 convert_tramp_reference, convert_call_expr): Likewise.
8727 * tree-outof-ssa.c (contains_tree_r): Likewise.
8728 * tree-parloops.c (reduction_phi, initialize_reductions,
8729 eliminate_local_variables_1, add_field_for_reduction,
8730 add_field_for_name, create_phi_for_local_result,
8731 create_call_for_reduction_1, create_loads_for_reductions,
8732 create_stores_for_reduction, create_loads_and_stores_for_name):
8734 * tree-phinodes.c (allocate_phi_node): Likewise.
8735 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
8736 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
8737 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
8738 * tree-ssa-coalesce.c (compare_pairs): Likewise.
8739 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
8740 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
8741 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
8742 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
8743 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
8744 vn_nary_op_insert): Likewise.
8745 * tree-ssa.c (redirect_edge_var_map_add,
8746 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
8747 * tree-vectorizer.c (vectorize_loops): Likewise.
8748 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
8749 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
8750 tree_cons_stat, build1_stat, build_variant_type_copy,
8751 decl_init_priority_lookup, decl_fini_priority_lookup,
8752 decl_priority_info, decl_restrict_base_lookup,
8753 decl_restrict_base_insert, decl_debug_expr_lookup,
8754 decl_debug_expr_insert, decl_value_expr_lookup,
8755 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
8756 type_hash_add, get_file_function_name, tree_check_failed,
8757 tree_not_check_failed, tree_range_check_failed,
8758 omp_clause_range_check_failed, build_omp_clause,
8759 build_vl_exp_stat): Likewise.
8760 * value-prof.c (gimple_histogram_value,
8761 gimple_duplicate_stmt_histograms): Likewise.
8762 * var-tracking.c (attrs_list_insert, attrs_list_copy,
8763 unshare_variable, variable_union_info_cmp_pos, variable_union,
8764 dataflow_set_different_1, dataflow_set_different_2,
8765 vt_find_locations, variable_was_changed, set_variable_part,
8766 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
8767 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
8768 section_entry_hash, object_block_entry_eq,
8769 object_block_entry_hash, create_block_symbol,
8770 initialize_cold_section_name, default_function_rodata_section,
8771 strip_reg_name, set_user_assembler_name, const_desc_eq,
8772 build_constant_desc, output_constant_def, lookup_constant_def,
8773 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
8774 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
8775 default_internal_label): Likewise.
8776 * varray.c (varray_init, varray_grow): Likewise.
8777 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
8779 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
8781 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
8782 operators for "test" insn. Macroize insn using SWI mode macro.
8783 (*jcc_fused_2): Ditto.
8784 (*jcc_fused_3): Macroize insn using SWI mode macro.
8785 (*jcc_fused_4): Ditto.
8787 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
8789 * tree-ssa-pre.c: Fix typo in comment.
8790 (init_antic, fini_antic): Add explicit funtions for
8791 initializing and deinitializing ANTIC and AVAIL sets.
8792 (create_expression_by_pieces): Fix typo in comment.
8793 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
8794 (execute_pre): Eventually dump details about ANTIC_IN.
8796 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8798 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
8799 * gcc.c (translate_options, init_spec, store_arg, read_specs,
8800 add_to_obstack, file_at_path, find_a_file, execute,
8801 add_preprocessor_option, add_assembler_option, add_linker_option,
8802 process_command, insert_wrapper, do_option_spec, do_self_spec,
8803 spec_path, do_spec_1, is_directory, main, used_arg,
8804 getenv_spec_function): Likewise.
8805 * tlink.c (symbol_hash_lookup, file_hash_lookup,
8806 demangled_hash_lookup, symbol_push, file_push, frob_extension):
8809 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
8811 * doc/rtl.texi: Updated subreg section.
8813 2008-06-19 Jakub Jelinek <jakub@redhat.com>
8816 * cgraphunit.c (cgraph_process_new_functions): Don't clear
8817 node->needed and node->reachable.
8818 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
8819 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
8820 (expand_task_call): Don't call expand_task_copyfn.
8821 (expand_task_copyfn): Renamed to...
8822 (finalize_task_copyfn): ... this.
8824 2008-06-19 Jan Hubicka <jh@suse.cz>
8826 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
8827 clobbering framepointer.
8829 2008-06-19 Jan Hubicka <jh@suse.cz>
8831 * tree-optimize.c (execute_early_local_optimizations): Set
8832 cgraph_state only at first invocation.
8834 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8836 * system.h (-Wc++-compat): Activate as a warning, no an error.
8838 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
8840 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
8841 instead of "#" in insn asm template.
8842 (*jcc_fused_2): Ditto.
8844 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
8846 * config/i386/i386.h (ix86_tune_indices)
8847 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
8848 (TARGET_FUSE_CMP_AND_BRANCH): New define.
8849 * config/i386/i386.md (*jcc_fused_1): New insn pattern
8850 (*jcc_fused_2): Ditto.
8851 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
8852 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
8853 (print operand): Handle 'E' and 'e' code.
8855 2008-06-19 Anatoly Sokolov <aesok@post.ru>
8857 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
8858 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8859 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8861 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
8863 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
8865 (cgraph_expand_function): Use local copy of decl.
8866 (cgraph_expand_all_functions): Remove redundant initialization of
8868 (cgraph_optimize): Reword internal_error message.
8870 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
8872 * arm-protos.h (arm_return_in_memory): Remove public
8873 arm_return_in_memory() prototype.
8874 * arm.c (arm_return_in_memory): Add static prototype, add target
8875 hook macro, change definition and comments.
8876 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
8878 2008-06-19 Ben Elliston <bje@au.ibm.com>
8880 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
8881 real.c: Remove references to IEEE 754R.
8882 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
8883 * doc/libgcc.texi (Decimal float library routines): Likewise.
8885 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8887 * targhooks.h (struct gcc_target): New member unwind_word_mode.
8888 (default_unwind_word_mode): Add prototype.
8889 * targhooks.c (default_unwind_word_mode): New function.
8890 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
8891 instead of word_mode.
8892 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
8893 (TARGET_INITIALIZER): Use it.
8895 * c-common.c (handle_mode_attribute): Support "unwind_word"
8897 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
8899 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
8900 word_mode to access SjLj_Function_Context member "data".
8901 (sjlj_emit_dispatch_table): Likewise. Also, perform type
8902 conversion from targetm.eh_return_filter_mode () to
8903 targetm.unwind_word_mode () if they differ.
8905 * builtin-types.def (BT_UNWINDWORD): New primitive type.
8906 (BT_FN_UNWINDWORD_PTR): New function type.
8907 (BT_FN_WORD_PTR): Remove.
8908 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
8909 * except.c (expand_builtin_extend_pointer): Convert pointer to
8910 targetm.unwind_word_mode () instead of word_mode.
8912 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
8913 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
8914 (spu_unwind_word_mode): New function.
8915 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
8916 (TARGET_UNWIND_WORD_MODE): Define.
8917 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
8919 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8921 * config/spu/spu.c (reg_align): Remove.
8922 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
8923 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
8924 (spu_split_store): Likewise.
8926 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
8928 * gcc/tree-vn.c: Fix typo in comment.
8930 2008-06-18 Jan Hubicka <jh@suse.cz>
8932 * cgraphunit.c (cgraph_optimize): Output debug info when doing
8933 toplevel reorder too.
8935 2008-06-18 Jan Hubicka <jh@suse.cz>
8937 * c-opts.c (c_common_post_options): PCH is not compatible with
8939 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
8940 -fno-toplevel-reorder by default now.
8942 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8944 PR documentation/30739
8945 * doc/install.texi (Prerequisites): Document dependency on awk.
8947 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
8948 Ian Lance Taylor <iant@google.com>
8950 PR rtl-optimization/35604
8951 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
8952 only want to change jump destinations, not eventual label comparisons.
8954 2008-06-16 Jan Hubicka <jh@suse.cz>
8956 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
8958 (cgraph_analyze_function): Likewise.
8960 2008-06-16 Jan Hubicka <jh@suse.cz>
8962 * cgraph.h (cgraph_mark_if_needed): New function.
8963 * cgraphunit.c (cgraph_mark_if_needed): New function.
8964 * c-decl.c (duplicate_decl): Use it.
8966 2008-06-16 Jan Hubicka <jh@suse.cz>
8968 * cgraph.c (cgraph_add_new_function): When in expansion state, do
8971 2008-06-16 Jan Hubicka <jh@suse.cz>
8973 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
8975 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
8976 Kazu Hirata <kazu@codesourcery.com>
8977 Maxim Kuvyrkov <maxim@codesourcery.com
8979 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
8980 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
8981 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
8982 EXTRA_SPEC_FUNCTIONS.
8983 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
8984 (DRIVER_SELF_SPECS): Adjust.
8985 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
8986 * config/mips/st.h, config/mips/t-st: New.
8987 * config/mips/driver-native.c, config/mips/x-native: New.
8988 * doc/invoke.texi (MIPS): Document 'native' value for -march and
8991 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8993 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
8995 (ISA_HAS_FP_CONDMOVE): New macro.
8996 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
8997 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
8998 (ISA_HAS_NMADD3_NMSUB3): New macro.
8999 * config/mips/mips.c (mips_rtx_costs): Update.
9000 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
9001 compiling for ST Loongson 2E/2F.
9002 (madd<mode>): Rename to madd4<mode>. Update.
9003 (madd3<mode>): New pattern.
9004 (msub<mode>): Rename to msub4<mode>. Update.
9005 (msub3<mode>): New pattern.
9006 (nmadd<mode>): Rename to nmadd4<mode>. Update.
9007 (nmadd3<mode>): New pattern.
9008 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
9009 (nmadd3<mode>_fastmath): New pattern.
9010 (nmsub<mode>): Rename to nmsub4<mode>. Update.
9011 (nmsub3<mode>): New pattern.
9012 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
9013 (nmsub3<mode>_fastmath): New pattern.
9014 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
9016 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
9018 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
9019 (DF_REF_INSN_INFO): New.
9020 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
9021 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
9022 with a NULL DF_REF_INSN_INFO.
9023 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
9025 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
9026 DF_INSN_INFO_EQ_USES): New.
9027 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
9028 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
9029 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
9030 * df-core.c: Update comment for above changes.
9031 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
9032 DF_INSN_UID_* macros.
9033 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
9034 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
9035 insn rtx. Update all callers.
9036 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
9037 df_ref_create_structure, df_insn_refs_collect): Likewise.
9038 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
9039 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
9040 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
9041 macros to access the insn refs.
9042 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
9043 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
9044 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
9045 for accessing the refs.
9046 (try_fwprop_subst): Likewise.
9047 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
9048 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
9049 for accessing the refs.
9050 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
9051 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
9052 to look at the insn refs.
9053 (record_uses): Likewise.
9054 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
9056 (mark_artificial_uses): Don't mark_insn for artificial refs.
9057 (mark_reg_rependencies): Likewise.
9059 * doc/rtl.texi: Remove documentation of ADDRESSOF.
9061 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9063 * configure: Regenerate.
9065 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9067 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
9068 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9069 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9071 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9073 * config/avr/avr.c (avr_mcu_t): Add attiny167.
9074 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9075 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9077 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9079 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
9080 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9081 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9083 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9085 * tree-ssa-sccvn.c: Fix format of comments.
9087 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9089 * cgraph.c: Remove unneeded forward declarations of eq_node()
9092 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
9094 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
9096 (see_update_relevancy): Likewise.
9097 * fwprop.c (try_fwprop_subst): Likewise.
9098 * rtlanal.c (noop_move_p): Likewise.
9099 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
9100 notes to non-existing libcall blocks.
9101 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
9103 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
9104 (dead_libcall_p): Remove.
9105 (delete_trivially_dead_insns): Don't use it.
9106 * web.c (union_defs): Remove comment about keeping nops.
9107 * gcse.c (hash_scan_insn): Don't take libcall pointers.
9108 (compute_hash_table_work): Don't track libcall notes.
9109 (do_local_cprop): Don't take libcall pointers. Don't update
9111 (adjust_libcall_notes): Deleted.
9112 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
9113 ever have existed in the first place).
9114 (replace_store_insn): Don't try to remove libcall notes.
9115 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
9116 (resolve_reg_notes): Don't call them.
9117 (resolve_simple_move): Likewise.
9118 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
9119 Don't remove REG_RETVAL notes.
9120 * emit-rtl.c (try_split): Don't update libcall notes.
9121 (emit_copy_of_insn_after): Dito.
9122 * cselib.c (cselib_current_insn_in_libcall): Remove.
9123 (cselib_process_insn): Don't set/clear it.
9124 (new_elt_loc_list): Don't record it.
9125 (cselib_init): Don't initialize it.
9126 * cselib.c (struct elt_loc_list): Remove in_libcall field.
9127 * loop-invariant.c (find_invariant_insn): Don't look for libcall
9129 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
9130 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
9131 (init_deps): Don't initialize it.
9132 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
9133 * combine.c (delete_noop_moves): Don't update libcall notes.
9134 (can_combine_p): Remove now pointless #if 0 block.
9135 (try_combine): Remove another obsolete #if 0 block.
9136 (distribute_notes): Don't distribute libcall notes.
9137 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
9138 * dce.c (libcall_dead_p): Remove.
9139 (delete_unmarked_insns): Don't handle libcall blocks.
9140 (preserve_libcall_for_dce): Remove.
9141 (prescan_insns_for_dce): Don't special-case libcall block insns.
9142 * reload1 (reload): Don't handle libcall notes.
9143 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
9146 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9148 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
9149 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9150 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9152 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9154 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
9155 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9156 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9158 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9160 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
9162 2008-06-16 Ira Rosen <irar@il.ibm.com>
9164 PR tree-optimization/36493
9165 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
9166 the arguments list. Use VECTYPE to create vector pointer.
9167 (vectorizable_store): Fail if accesses through a pointer to vectype
9168 do not alias the original memory reference operands.
9169 Call vect_create_data_ref_ptr without the removed argument.
9170 (vectorizable_load): Likewise.
9171 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
9174 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
9177 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
9180 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9182 * config/mips/loongson2ef.md: New file.
9183 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
9184 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
9185 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
9186 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
9187 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
9189 (loongson2ef.md): New include.
9190 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
9191 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
9192 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
9193 (loongson_gt_<mode>, loongson_extract_halfword)
9194 (loongson_insert_halfword_0, loongson_insert_halfword_2)
9195 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
9196 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
9197 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
9198 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
9199 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
9200 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
9201 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
9202 (vec_interleave_low<mode>): Define type attribute.
9203 * config/mips/mips.c (mips_ls2): New static variable.
9204 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
9205 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
9206 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
9207 Implement target scheduling hooks.
9208 (mips_multipass_dfa_lookahead): Update to handle tuning for
9210 (mips_sched_init): Initialize data for Loongson scheduling.
9211 (mips_ls2_variable_issue): New static function.
9212 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
9214 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
9215 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
9216 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
9217 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
9218 Handle ST Loongson 2E/2F cores.
9219 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
9221 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9223 * omp-low.c (extract_omp_for_data): Fix comment typo.
9226 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9228 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
9229 FIXME note about gcc/config.guess.
9230 * doc/options.texi (Option file format): Remove non-ASCII bytes.
9231 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
9232 * doc/cppopts.texi: Likewise.
9233 * doc/extend.texi: Likewise.
9234 * doc/gcc.texi: Likewise.
9235 * doc/gccint.texi: Likewise.
9236 * doc/gcov.texi: Likewise.
9237 * doc/gty.texi: Likewise.
9238 * doc/hostconfig.texi: Likewise.
9239 * doc/install.texi: Likewise.
9240 * doc/invoke.texi: Likewise.
9241 * doc/loop.texi: Likewise.
9242 * doc/makefile.texi: Likewise.
9243 * doc/md.texi: Likewise.
9244 * doc/passes.texi: Likewise.
9245 * doc/tm.texi: Likewise.
9246 * doc/tree-ssa.texi: Likewise.
9247 * doc/trouble.texi: Likewise.
9249 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
9250 Nathan Sidwell <nathan@codesourcery.com>
9251 Maxim Kuvyrkov <maxim@codesourcery.com>
9252 Richard Sandiford <rdsandiford@googlemail.com>
9254 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
9255 * config/mips/mips-protos.h (mips_expand_vector_init): New.
9256 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
9258 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
9259 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
9260 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
9262 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
9263 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
9264 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
9265 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
9266 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
9267 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
9268 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
9269 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
9270 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
9271 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
9272 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
9273 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
9274 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
9275 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
9276 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
9277 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
9278 (mips_builtins): Add Loongson builtins.
9279 (mips_loongson_2ef_bdesc): New.
9280 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
9281 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
9282 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
9283 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
9285 (mips_expand_vector_init): New.
9286 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
9287 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
9289 * config/mips/mips.md: Add unspec numbers for Loongson
9290 builtins. Include loongson.md.
9291 (MOVE64): Include Loongson vector modes.
9292 (SPLITF): Include Loongson vector modes.
9293 (HALFMODE): Handle Loongson vector modes.
9294 * config/mips/loongson.md: New.
9295 * config/mips/loongson.h: New.
9296 * config.gcc: Add loongson.h header for mips*-*-* targets.
9297 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
9299 2008-06-14 Joseph Myers <joseph@codesourcery.com>
9301 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
9302 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
9303 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
9304 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
9305 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
9306 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
9307 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
9308 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
9309 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
9310 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
9311 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
9312 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
9313 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
9314 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
9315 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
9316 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
9317 Remove use_fixproto=yes.
9318 (ia64*-*-hpux*): Remove comment about using fixproto.
9319 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
9321 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9323 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
9325 * configure: Regenerate.
9327 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
9330 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
9331 before evaluating it.
9333 2008-06-13 Jakub Jelinek <jakub@redhat.com>
9336 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
9337 nested inline functions.
9338 (start_decl, start_function): Don't invert DECL_EXTERNAL
9339 for nested inline functions.
9341 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
9343 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
9344 splits that must be made for correctness.
9346 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
9348 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
9349 (AVAIL_NON_MIPS16): Likewise.
9350 (mips_builtin_description): Replace target_flags with a predicate.
9351 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
9352 (dspr2_32): New availability predicates.
9353 (MIPS_BUILTIN): New macro.
9354 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
9355 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
9356 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
9357 Replace the TARGET_FLAGS parameters with AVAIL parameters.
9358 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
9359 (mips_dsp_32only_bdesc): Merge into...
9360 (mips_builtins): ...this new array.
9361 (mips_bdesc_map, mips_bdesc_arrays): Delete.
9362 (mips_init_builtins): Update after above changes.
9363 (mips_expand_builtin_1): Merge into...
9364 (mips_expand_builtin): ...here and update after above changes.
9366 2008-06-12 Paul Brook <paul@codesourcery.com>
9368 * longlong.h (__arm__): Define count_leading_zeros.
9369 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
9370 (clzsi2, clzdi2): New functions.
9371 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
9372 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
9373 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
9374 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
9375 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
9376 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
9377 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
9378 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
9379 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
9380 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
9382 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
9384 * config/m68k/m68k.c (m68k_tune_flags): New.
9385 (override_options): Compute m68k_tune_flags.
9386 (MULL_COST, MULW_COST): Update for various variants of CFV2.
9387 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
9389 2008-06-12 Jakub Jelinek <jakub@redhat.com>
9392 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
9394 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
9396 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
9397 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
9399 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
9401 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
9402 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
9404 2008-06-12 Jakub Jelinek <jakub@redhat.com>
9407 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
9410 2008-06-12 Richard Guenther <rguenther@suse.de>
9412 PR tree-optimization/36345
9413 * tree-flow.h (struct ptr_info_def): Align escape_mask,
9414 add memory_tag_needed flag.
9415 (may_alias_p): Declare.
9416 * tree-ssa-alias.c (may_alias_p): Export.
9417 (set_initial_properties): Use memory_tag_needed flag.
9418 (update_reference_counts): Likewise.
9419 (reset_alias_info): Reset memory_tag_needed flag.
9420 (create_name_tags): Check memory_tag_needed flag.
9421 (dump_points_to_info_for): Dump it.
9422 * tree-ssa-structalias.c (struct variable_info): Remove
9423 directly_dereferenced flag.
9424 (new_var_info): Do not initialize it.
9425 (process_constraint_1): Do not set it.
9426 (update_alias_info): Set is_dereferenced flag.
9427 (set_uids_in_ptset): Use may_alias_p.
9428 (set_used_smts): Check memory_tag_needed flag.
9429 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
9430 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
9431 memory_tag_needed flag.
9432 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
9435 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
9437 * config/i386/i386.c (ix86_compute_frame_layout): Disable
9438 red zone for w64 abi.
9439 (ix86_expand_prologue): Likewise.
9440 (ix86_force_to_memory): Likewise.
9441 (ix86_free_from_memory): Likewise.
9443 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
9446 * config/rs6000/rs6000.c (rs6000_override_options): Set
9447 rs6000_isel conditionally to the absence of comand line override.
9448 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
9449 Remove duplicate rs6000_isel setting.
9450 * config/rs6000/eabispe.h: Ditto.
9452 2008-06-11 Richard Guenther <rguenther@suse.de>
9454 * alias.c (get_alias_set): Use the element alias-set for arrays.
9455 (record_component_aliases): For arrays and vectors do nothing.
9456 * c-common.c (strict_aliasing_warning): Handle the cases
9457 of alias set zero explicitly.
9458 * Makefile.in (dfp.o-warn): Add -Wno-error.
9460 2008-06-11 Joseph Myers <joseph@codesourcery.com>
9462 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
9464 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
9465 tune_32 tune_64 to supported_defaults. Allow values not
9466 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
9467 x86_64. Do not override cpu_32 or cpu_64 values from target name.
9468 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
9469 with_cpu_64 to generic for 64-bit-supporting configurations, not
9470 with_cpu. Remove FIXMEs.
9471 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
9472 --with-arch-64, --with-tune-32, --with-tune-64): Document.
9473 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
9474 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
9475 arch_32 and arch_64.
9477 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
9478 Olivier Hainque <hainque@adacore.com>
9480 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
9481 Use DECL_SIZE_UNIT to retrieve the size of the field.
9483 2008-06-11 Joseph Myers <joseph@codesourcery.com>
9485 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
9486 with function calls after declarations. Lay out
9487 neon_float_type_node before further use.
9489 2008-06-11 Richard Guenther <rguenther@suse.de>
9491 * tree-flow.h (may_point_to_global_var): Declare.
9492 * tree-ssa-alias.c (may_point_to_global_var): New function.
9493 * tree-ssa-sink.c (is_hidden_global_store): Use it.
9495 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
9497 * configure.ac: Teach that fido supports .debug_line.
9498 * configure: Regenerate.
9500 2008-06-10 Tom Tromey <tromey@redhat.com>
9502 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
9505 2008-06-10 Joseph Myers <joseph@codesourcery.com>
9507 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
9508 (encode_decimal64, decode_decimal64, encode_decimal128,
9509 decode_decimal128): Reverse order of 32-bit parts of value if host
9510 and target endianness differ.
9512 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
9514 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
9515 Avoid division by 0.
9516 (tree_mod_pow2_value_transform): Likewise.
9517 (tree_ic_transform): Likewise.
9518 (tree_stringops_transform): Likewise.
9519 (tree_mod_subtract_transform): Likewise.
9520 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
9521 (copy_edges_for_bb): Likewise.
9522 (initialize_cfun): Likewise.
9524 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
9526 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
9527 nonmemory_operand. Add "N" operand constraint.
9529 (*jcc_btdi_mask_rex64): New instruction and split pattern.
9530 (*jcc_btsi_mask): Ditto.
9531 (*jcc_btsi_mask_1): Ditto.
9533 2008-06-10 Joseph Myers <joseph@codesourcery.com>
9535 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
9536 TYPE_CANONICAL for copied element type.
9538 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
9541 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
9542 Add m_CORE2 and m_GENERIC.
9543 * config/i386/predicates.md (bt_comparison_operator): New predicate.
9544 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
9546 (*jcc_btdi_rex64): New instruction and split pattern.
9548 (*jcc_btsi_1): Ditto.
9549 (*btsq): Fix Intel asm dialect operand order.
9553 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
9556 * simplify-rtx.c (simplify_subreg): Add check for shift count
9559 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
9561 * doc/md.texi: Synchronize with later constraints.md change.
9562 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
9563 with a C implementation.
9564 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
9566 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
9567 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
9568 when moving to and from MD_REGNUM.
9569 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
9570 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
9571 Handle byte and halfword moves.
9572 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
9574 * config/mips/constraints.md (h): Turn into NO_REGS.
9575 (l, x): Update documentation.
9576 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
9577 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
9578 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
9579 (HILO): New mode iterator.
9581 (any_div): New code iterator.
9582 (u): Extend code attribute to div and udiv.
9583 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
9584 d_operand in the splitters. Remove redundant CONST_INT checks.
9585 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
9586 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
9587 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
9588 accordingly, using normal moves instead of unspecs to move LO into
9589 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
9590 (<u>mulsidi3): Handle expansion in C code.
9591 (<u>mulsidi3_32bit_internal): Rename to...
9592 (<u>mulsidi3_32bit): ...this.
9593 (<u>mulsidi3_32bit_r4000): Fix insn separator.
9594 (*<u>mulsidi3_64bit): Rename to...
9595 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
9596 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
9597 to set LO and HI to the multiplication result. Use a normal move
9598 for MFLO and an unspec for MFHI.
9599 (*<u>mulsidi3_64bit_parts): Replace with...
9600 (<u>mulsidi3_64bit_hilo): ...this new instruction.
9601 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
9602 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
9603 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
9604 instead of HI. Split the instruction into a separate multiplication
9605 and MFHI if !TARGET_FIX_R4000.
9606 (<su>muldi3_highpart): Likewise.
9607 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
9608 and the "=h" clobber.
9609 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
9610 (<u>mulditi3): New expander.
9611 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
9612 (madsi): Remove "=h" clobber.
9613 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
9614 Force the modulus result to be a GPR and split the instruction into
9615 a division followed by an MFHI after reload.
9616 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
9617 (*lea_high64): Use d_operand in the define_peephole2. Likewise
9618 the MIPS16 HIGH define_split.
9619 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
9620 of acc<->gpr moves to "multi".
9621 (*movdi_64bit): Replace the single "x" alternative with
9622 alternatives for moving into and out of "a".
9623 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
9624 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
9625 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
9626 Use d_operand in the splitters. Remove redundant CONST_INT checks.
9627 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
9628 (movti): New expander.
9629 (*movti, *movti_mips16): New insns.
9630 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
9631 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
9632 (mthi<GPR:mode>_<HILO:mode>): Likewise.
9633 * config/mips/predicates.md (fpr_operand): Delete.
9634 (d_operand): New predicate.
9636 2008-06-09 Michael Meissner <michael.meissner@amd.com>
9638 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
9639 failure on some Bourne shells.
9640 (x86_64-*-*): Ditto.
9642 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
9644 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
9646 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
9648 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
9649 (sparc-sun-solaris2*): Likewise.
9651 2008-06-09 Arnaud Charlet <charlet@adacore.com
9653 * doc/install.texi: Update requirements to build the Ada compiler.
9655 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
9657 * df-scan.c (struct df_scan_problem_data): Remove the
9658 mw_link_pool alloc pool.
9659 (df_scan_free_internal): Don't free it.
9660 (df_scan_alloc): Don't allocate it.
9661 * df.h (struct df_link): Update comment.
9663 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
9665 * except.h: Correct checks for when SJLJ exceptions must be used.
9667 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9669 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
9672 2008-06-08 Joseph Myers <joseph@codesourcery.com>
9674 PR tree-optimization/36218
9675 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
9676 configure for the build system.
9677 (BUILD_LDFLAGS): Define.
9678 * configure: Regenerate.
9679 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
9681 2008-07-08 Anatoly Sokolov <aesok@post.ru>
9684 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
9685 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
9686 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
9688 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
9690 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
9692 2008-06-07 Joseph Myers <joseph@codesourcery.com>
9694 * config.gcc (Obsolete configurations): Remove list of
9696 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
9697 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
9698 targets matched by those patterns.
9699 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
9700 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
9701 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
9702 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
9703 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
9704 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
9705 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
9706 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
9707 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
9708 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
9709 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
9710 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
9711 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
9712 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
9713 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
9714 Make code for Solaris 7 and greater unconditional for Solaris.
9715 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
9716 Remove --with-* handling.
9717 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
9718 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
9719 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
9720 LINK_OS_WINDISS_SPEC): Remove.
9721 * config/rs6000/sysv4.opt (mwindiss): Remove.
9722 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
9723 * configure: Regenerate.
9724 * doc/cpp.texi: Don't mention BeOS.
9725 * doc/extend.texi (interrupt): Don't mention MS1.
9726 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
9727 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
9728 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
9729 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
9730 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
9732 * doc/invoke.texi (MT Options): Remove.
9733 (-mwindiss): Remove.
9734 (CRIS Options): Remove cris-axis-aout references.
9735 (HPPA Options): Don't mention hppa1.1-*-pro.
9736 * doc/md.texi: (MorphoTech family): Remove.
9737 * libgcc2.c: Don't handle UWIN.
9738 * config/alpha/t-unicosmk: Remove.
9739 * config/alpha/unicosmk.h: Remove.
9740 * config/arm/kaos-arm.h: Remove.
9741 * config/arm/kaos-strongarm.h: Remove.
9742 * config/arm/strongarm-coff.h: Remove.
9743 * config/arm/strongarm-elf.h: Remove.
9744 * config/arm/strongarm-pe.h: Remove.
9745 * config/arm/t-strongarm-pe: Remove.
9746 * config/arm/t-xscale-coff: Remove.
9747 * config/arm/t-xscale-elf: Remove.
9748 * config/arm/xscale-coff.h: Remove.
9749 * config/arm/xscale-elf.h: Remove.
9750 * config/chorus.h: Remove.
9751 * config/cris/aout.h: Remove.
9752 * config/cris/aout.opt: Remove.
9753 * config/cris/t-aout: Remove.
9754 * config/i386/beos-elf.h: Remove.
9755 * config/i386/kaos-i386.h: Remove.
9756 * config/i386/ptx4-i.h: Remove.
9757 * config/i386/sco5.h: Remove.
9758 * config/i386/sco5.opt: Remove.
9759 * config/i386/sysv4-cpp.h: Remove.
9760 * config/i386/sysv5.h: Remove.
9761 * config/i386/t-beos: Remove.
9762 * config/i386/t-sco5: Remove.
9763 * config/i386/t-uwin: Remove.
9764 * config/i386/uwin.asm: Remove.
9765 * config/i386/uwin.h: Remove.
9766 * config/kaos.h: Remove.
9767 * config/mips/windiss.h: Remove.
9768 * config/mt: Remove directory.
9769 * config/pa/pa-osf.h: Remove.
9770 * config/pa/pa-pro-end.h: Remove.
9771 * config/pa/t-pro: Remove.
9772 * config/ptx4.h: Remove.
9773 * config/rs6000/beos.h: Remove.
9774 * config/rs6000/kaos-ppc.h: Remove.
9775 * config/rs6000/t-beos: Remove.
9776 * config/rs6000/windiss.h: Remove.
9777 * config/sh/kaos-sh.h: Remove.
9778 * config/sol2-6.h: Remove.
9779 * config/sparc/sol26-sld.h: Remove.
9780 * config/sparc/sysv4-only.h: Remove.
9781 * config/vax/bsd.h: Remove.
9782 * config/vax/t-memfuncs: Remove.
9783 * config/vax/ultrix.h: Remove.
9784 * config/vax/vaxv.h: Remove.
9785 * config/windiss.h: Remove.
9787 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
9789 PR rtl-optimization/36438
9790 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
9791 for vector shifts with constant scalar shift operands.
9793 2008-06-06 Sandip Matte <sandip@rmicorp.com>
9795 * doc/invoke.texi: Document -march=xlr.
9796 * config/mips/xlr.md: New file.
9797 * config/mips/mips.md: Include it.
9799 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
9800 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
9801 (mips_rtx_cost_data): Likewise.
9803 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
9805 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
9806 PRE_INC and PRE_DEC cases.
9808 2008-06-06 Jakub Jelinek <jakub@redhat.com>
9810 PR rtl-optimization/36419
9811 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
9812 the emitting jump insn.
9815 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
9816 is not bool, boolify the whole *expr_p and convert to the desired type.
9818 2008-06-06 Jakub Jelinek <jakub@redhat.com>
9820 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
9821 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
9822 Add omp_private_outer_ref hook, add another argument to
9823 omp_clause_default_ctor hook.
9824 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
9825 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
9826 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
9827 hook_tree_tree_tree_tree_null.
9828 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
9829 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
9830 * hooks.c (hook_tree_tree_tree_tree_null): New function.
9831 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
9832 * tree.def (OMP_TASK): New tree code.
9833 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
9834 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
9835 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
9836 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
9837 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
9838 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
9839 OMP_CLAUSE_COLLAPSE_EXPR): Define.
9840 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
9841 (OMP_DIRECTIVE_P): Add OMP_TASK.
9842 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
9843 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
9844 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
9845 and OMP_CLAUSE_UNTIED entries.
9846 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
9848 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
9849 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
9850 * tree-pretty-print.c (dump_omp_clause): Handle
9851 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
9852 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
9853 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
9854 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
9855 warning about unsigned iterators. Change decl/init/cond/incr
9856 arguments to TREE_VECs, check arguments for all collapsed loops.
9857 (c_finish_omp_taskwait): New function.
9858 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
9860 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
9861 default_function_array_conversion on init. Add par_clauses argument.
9862 If decl is present in parallel's lastprivate clause, change it to
9863 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
9864 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
9865 collapse count in clauses.
9866 (c_parser_omp_for, c_parser_omp_parallel): Adjust
9867 c_parser_omp_for_loop callers.
9868 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
9869 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
9870 (c_parser_omp_clause_name): Handle collapse and untied clauses.
9871 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
9873 (c_parser_omp_clause_schedule): Handle schedule(auto).
9874 Include correct location in the error message.
9875 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
9876 and PRAGMA_OMP_CLAUSE_UNTIED.
9877 (OMP_TASK_CLAUSE_MASK): Define.
9878 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
9879 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
9880 * tree-nested.c (convert_nonlocal_omp_clauses,
9881 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
9882 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
9883 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
9884 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
9886 (conver_nonlocal_reference, convert_local_reference,
9887 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
9888 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
9889 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
9890 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
9891 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
9892 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
9893 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
9894 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
9895 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
9897 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
9898 * c-common.h (c_finish_omp_taskwait): New prototype.
9899 * gimple-low.c (lower_stmt): Handle OMP_TASK.
9900 * tree-parloops.c (create_parallel_loop): Create 1 entry
9901 vectors for OMP_FOR_{INIT,COND,INCR}.
9902 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
9903 (make_edges): Handle OMP_TASK.
9904 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
9905 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
9906 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
9907 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
9908 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
9909 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
9910 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
9911 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
9912 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
9913 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
9914 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
9915 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
9916 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
9917 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
9918 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
9919 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
9920 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
9921 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
9922 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
9923 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
9924 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
9925 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
9926 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
9927 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
9928 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
9929 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
9930 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
9931 original iterator is present in lastprivate clause or if
9932 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
9933 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
9934 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
9935 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
9936 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
9937 if it is set, lookup var in outer contexts too. Handle
9938 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
9939 to be implicitly determined firstprivate for task regions.
9940 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
9941 if it is set, lookup var in outer contexts too. Set
9942 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
9943 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
9944 OMP_CLAUSE_UNTIED. Take region_type as last argument
9945 instead of in_parallel and in_combined_parallel.
9946 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
9948 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
9949 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
9950 (new_omp_context): Set default_kind to
9951 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
9952 (omp_region_type): New enum.
9953 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
9954 fields, add region_type.
9955 (new_omp_context): Take region_type as argument instead of is_parallel
9956 and is_combined_parallel.
9957 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
9958 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
9959 ctx->is_combined_parallel checks.
9960 (gimplify_omp_task): New function.
9961 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
9963 * omp-low.c (extract_omp_for_data): Use schedule(static)
9964 for schedule(auto). Handle pointer and unsigned iterators.
9965 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
9966 Add loops argument. Extract data for collapsed OMP_FOR loops.
9967 (expand_parallel_call): Assert sched_kind isn't auto,
9968 map runtime schedule to index 3.
9969 (struct omp_for_data_loop): New type.
9970 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
9971 Add loop, loops, collapse and iter_type fields.
9972 (workshare_safe_to_combine_p): Disallow combined for if
9973 iter_type is unsigned long long. Don't combine collapse > 1 loops
9974 unless all bounds and steps are constant. Adjust extract_omp_for_data
9976 (expand_omp_for_generic): Handle pointer, unsigned and long long
9977 iterators. Handle collapsed OMP_FOR loops. Adjust
9978 for struct omp_for_data changes. If libgomp function doesn't return
9979 boolean_type_node, add comparison of the return value with 0.
9980 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
9981 pointer, unsigned and long long iterators. Adjust for struct
9982 omp_for_data changes.
9983 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
9984 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
9985 unsigned long long. Allocate loops array, pass it to
9986 extract_omp_for_data. For collapse > 1 loops use always
9987 expand_omp_for_generic.
9988 (omp_context): Add sfield_map and srecord_type fields.
9989 (is_task_ctx, lookup_sfield): New functions.
9990 (use_pointer_for_field): Use is_task_ctx helper. Change first
9991 argument's type from const_tree to tree. Clarify comment.
9992 In OMP_TASK disallow copy-in/out sharing.
9993 (build_sender_ref): Call lookup_sfield instead of lookup_field.
9994 (install_var_field): Add mask argument. Populate both record_type
9995 and srecord_type if needed.
9996 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
9998 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
9999 and DECL_FIELD_OFFSET.
10000 (scan_sharing_clauses): Adjust install_var_field callers. For
10001 firstprivate clauses on explicit tasks allocate the var by value in
10002 record_type unconditionally, rather than by reference.
10003 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
10004 Use is_taskreg_ctx instead of is_parallel_ctx.
10005 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10006 (create_omp_child_function_name): Add task_copy argument, use
10007 *_omp_cpyfn* names if it is true.
10008 (create_omp_child_function): Add task_copy argument, if true create
10009 *_omp_cpyfn* helper function.
10010 (scan_omp_parallel): Adjust create_omp_child_function callers.
10011 Rename parallel_nesting_level to taskreg_nesting_level.
10012 (scan_omp_task): New function.
10013 (lower_rec_input_clauses): Don't run constructors for firstprivate
10014 explicit task vars which are initialized by *_omp_cpyfn*.
10015 Pass outer var ref to omp_clause_default_ctor hook if
10016 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
10017 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
10018 OMP_CLAUSE_REDUCTION_INIT.
10019 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
10020 avoid duplicate setting of fields. Handle
10021 OMP_CLAUSE_PRIVATE_OUTER_REF.
10022 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
10023 copy-out if TREE_READONLY, only copy-in.
10024 (expand_task_copyfn): New function.
10025 (expand_task_call): New function.
10026 (struct omp_taskcopy_context): New type.
10027 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
10029 (lower_omp_parallel): Rename to...
10030 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10031 Call create_task_copyfn if srecord_type is needed. Adjust
10033 (task_shared_vars): New variable.
10034 (check_omp_nesting_restrictions): Warn if work-sharing,
10035 barrier, master or ordered region is closely nested inside OMP_TASK.
10036 Add warnings for barrier if closely nested inside of work-sharing,
10037 ordered, or master region.
10038 (scan_omp_1): Call check_omp_nesting_restrictions even for
10039 GOMP_barrier calls. Rename parallel_nesting_level to
10040 taskreg_nesting_level. Handle OMP_TASK.
10041 (lower_lastprivate_clauses): Even if some lastprivate is found on a
10042 work-sharing construct, continue looking for them on parent parallel
10044 (lower_omp_for_lastprivate): Add lastprivate clauses
10045 to the beginning of dlist rather than end. Adjust for struct
10046 omp_for_data changes.
10047 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
10048 not after it. Handle collapsed OMP_FOR loops, adjust for
10049 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
10050 (get_ws_args_for): Adjust extract_omp_for_data caller.
10051 (scan_omp_for): Handle collapsed OMP_FOR
10052 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10053 (lower_omp_single_simple): If libgomp function doesn't return
10054 boolean_type_node, add comparison of the return value with 0.
10055 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
10056 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
10057 (parallel_nesting_level): Rename to...
10058 (taskreg_nesting_level): ... this.
10059 (is_taskreg_ctx): New function.
10060 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
10061 of is_parallel_ctx.
10062 (execute_lower_omp): Rename parallel_nesting_level to
10063 taskreg_nesting_level.
10064 (expand_omp_parallel): Rename to...
10065 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10066 Call omp_task_call for OMP_TASK regions.
10067 (expand_omp): Adjust caller, handle OMP_TASK.
10068 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
10070 * bitmap.c (bitmap_default_obstack_depth): New variable.
10071 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
10072 if argument is NULL and bitmap_default_obstack is already initialized.
10073 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
10075 * matrix-reorg.c (matrix_reorg): Likewise.
10077 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10079 * config/i386/i386.md (*indirect_jump): Macroize using P
10080 mode iterator. Remove !TARGET_64BIT from insn constraints.
10081 (*tablejump_1): Ditto.
10082 (*indirect_jump_rex64): Remove insn pattern.
10083 (*tablejump_1_rex64): Ditto.
10084 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
10085 and eh_return_si insn patterns.
10087 2008-06-06 Richard Guenther <rguenther@suse.de>
10089 * tree-ssa-structalias.c (merge_smts_into): Remove.
10090 (find_what_p_points_to): Do not bother to compute the
10091 points-to set for pt_anything pointers.
10092 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
10093 for pt_anything pointers is ok.
10095 2008-06-06 Jan Hubicka <jh@suse.cz>
10097 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
10099 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10101 * cgraph.c: Fix typos in comments.
10102 (cgraph_availability_names): Fix string typo.
10103 * fold-const.c: Fix typos in comments.
10104 (fold_binary): Fix typo in warning.
10105 * genautomata.c: Fix typos in comments.
10106 (check_presence_pattern_sets): Fix typo in local variable.
10107 (output_description): Fix typo in output.
10108 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
10109 * hwint.h: Likewise.
10110 * matrix-reorg.c (check_allocation_function): Likewise.
10111 * omega.c (smooth_weird_equations): Likewise.
10112 * auto-inc-dec.c: Fix typos in comments.
10113 * bb-reorder.c: Likewise.
10114 * builtins.c: Likewise.
10115 * c-common.c: Likewise.
10116 * c-cppbuiltin.c: Likewise.
10117 * c-parser.c: Likewise.
10118 * c-pretty-print.c: Likewise.
10119 * cfgcleanup.c: Likewise.
10120 * cfgexpand.c: Likewise.
10121 * cfghooks.c: Likewise.
10122 * cfglayout.c: Likewise.
10123 * cfgloopmanip.c: Likewise.
10124 * cgraphunit.c: Likewise.
10125 * coverage.c: Likewise.
10126 * dbxout.c: Likewise.
10127 * df-byte-scan.c: Likewise.
10128 * df-core.c: Likewise.
10129 * df-problems.c: Likewise.
10130 * df-scan.c: Likewise.
10132 * dominance.c: Likewise.
10133 * domwalk.c: Likewise.
10135 * dwarf2out.c: Likewise.
10136 * emit-rtl.c: Likewise.
10137 * et-forest.c: Likewise.
10138 * function.c: Likewise.
10139 * function.h: Likewise.
10141 * gcov-io.c: Likewise.
10142 * gcov.c: Likewise.
10143 * gcse.c: Likewise.
10144 * genattrtab.c: Likewise.
10145 * ggc-page.c: Likewise.
10146 * gimplify.c: Likewise.
10147 * gthr-lynx.h: Likewise.
10148 * haifa-sched.c: Likewise.
10149 * ipa-cp.c: Likewise.
10150 * ipa-inline.c: Likewise.
10151 * ipa-prop.h: Likewise.
10152 * ipa-pure-const.c: Likewise.
10153 * ipa-struct-reorg.c: Likewise.
10154 * ipa-struct-reorg.h: Likewise.
10155 * ipa-type-escape.c: Likewise.
10157 * loop-doloop.c: Likewise.
10158 * mips-tfile.c: Likewise.
10159 * mkmap-flat.awk: Likewise.
10160 * mkmap-symver.awk: Likewise.
10161 * modulo-sched.c: Likewise.
10162 * omp-low.c: Likewise.
10163 * optabs.c: Likewise.
10164 * optabs.h: Likewise.
10165 * opts.c: Likewise.
10166 * passes.c: Likewise.
10167 * postreload-gcse.c: Likewise.
10168 * postreload.c: Likewise.
10169 * predict.c: Likewise.
10170 * pretty-print.h: Likewise.
10171 * profile.c: Likewise.
10172 * protoize.c: Likewise.
10173 * ra-conflict.c: Likewise.
10174 * real.c: Likewise.
10175 * recog.c: Likewise.
10176 * regclass.c: Likewise.
10177 * regs.h: Likewise.
10178 * reload.c: Likewise.
10179 * rtl-error.c: Likewise.
10180 * rtlanal.c: Likewise.
10181 * scan.h: Likewise.
10182 * sched-rgn.c: Likewise.
10184 * stmt.c: Likewise.
10185 * target.h: Likewise.
10186 * tree-dfa.c: Likewise.
10187 * tree-eh.c: Likewise.
10188 * tree-flow-inline.h: Likewise.
10189 * tree-inline.c: Likewise.
10190 * tree-into-ssa.c: Likewise.
10191 * tree-loop-distribution.c: Likewise.
10192 * tree-nested.c: Likewise.
10193 * tree-parloops.c: Likewise.
10194 * tree-pass.h: Likewise.
10195 * tree-pretty-print.c: Likewise.
10196 * tree-profile.c: Likewise.
10197 * tree-scalar-evolution.c: Likewise.
10198 * tree-sra.c: Likewise.
10199 * tree-ssa-alias-warnings.c: Likewise.
10200 * tree-ssa-ccp.c: Likewise.
10201 * tree-ssa-coalesce.c: Likewise.
10202 * tree-ssa-dom.c: Likewise.
10203 * tree-ssa-dse.c: Likewise.
10204 * tree-ssa-forwprop.c: Likewise.
10205 * tree-ssa-live.c: Likewise.
10206 * tree-ssa-live.h: Likewise.
10207 * tree-ssa-loop-im.c: Likewise.
10208 * tree-ssa-loop-ivopts.c: Likewise.
10209 * tree-ssa-loop-niter.c: Likewise.
10210 * tree-ssa-loop-prefetch.c: Likewise.
10211 * tree-ssa-phiopt.c: Likewise.
10212 * tree-ssa-phiprop.c: Likewise.
10213 * tree-ssa-sccvn.c: Likewise.
10214 * tree-ssa-ter.c: Likewise.
10215 * tree-ssa-threadupdate.c: Likewise.
10216 * tree-ssa.c: Likewise.
10217 * tree-vect-analyze.c: Likewise.
10218 * tree-vect-transform.c: Likewise.
10219 * tree-vectorizer.c: Likewise.
10220 * tree-vn.c: Likewise.
10221 * tree-vrp.c: Likewise.
10222 * tree.c: Likewise.
10223 * tree.def: Likewise.
10224 * tree.h: Likewise.
10225 * unwind-dw2-fde.c: Likewise.
10226 * unwind.inc: Likewise.
10227 * value-prof.c: Likewise.
10228 * vmsdbgout.c: Likewise.
10230 2008-06-05 David Edelsohn <edelsohn@gnu.org>
10232 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
10233 always place FP constants in the TOC for TARGET_POWERPC64.
10234 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
10236 2008-06-05 Joseph Myers <joseph@codesourcery.com>
10238 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
10239 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
10240 enable for TARGET_E500_DOUBLE.
10241 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
10242 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
10243 floating-point modes like integer modes for E500 double.
10244 (rs6000_legitimate_offset_address_p): Likewise.
10245 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
10246 addressing for DDmode for E500 double.
10247 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
10248 modes as using 64-bits of registers for E500 double.
10249 (spe_build_register_parallel): Do not handle DDmode or TDmode.
10250 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
10251 specially for E500 double.
10252 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
10253 TDmode for E500 double.
10254 (rs6000_gimplify_va_arg): Only handle SDmode in registers
10255 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
10256 (rs6000_split_multireg_move): Do not handle TDmode specially for
10258 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
10259 using 64-bit registers for E500 double.
10260 (emit_frame_save): Do not handle DDmode specially for E500 double.
10261 (gen_frame_mem_offset): Likewise.
10262 (rs6000_function_value): Do not call spe_build_register_parallel
10263 for DDmode or TDmode.
10264 (rs6000_libcall_value): Likewise.
10265 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
10266 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
10269 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
10271 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
10274 2008-06-04 Junjie Gu <jgu@tensilica.com>
10276 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
10277 comparison for frame pointers.
10279 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
10282 * config/avr/avr.h (PUSH_ROUNDING): Remove.
10284 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
10287 * builtins.c (expand_builtin_signbit): Don't take lowpart when
10288 register is already smaller or equal to required mode.
10290 2008-06-04 Xinliang David Li <davidxl@google.com>
10292 * tree-call-cdce.c: New file.
10293 (cond_dead_built_in_calls): New static variable.
10294 (input_domain): New struct.
10295 (check_pow): New function.
10296 (check_builtin_call): Ditto.
10297 (check_target_format): Ditto.
10298 (is_call_dce_candidate): Ditto.
10299 (gen_one_condition): Ditto.
10300 (gen_conditions_for_domain): Ditto.
10301 (get_domain): Ditto.
10302 (gen_conditions_for_pow_cst_base): Ditto.
10303 (gen_conditions_for_pow_int_base): Ditto.
10304 (gen_conditions_for_pow): Ditto.
10305 (get_no_error_domain): Ditto.
10306 (gen_shrink_wrap_conditions): Ditto.
10307 (shrink_wrap_one_built_in_call): Ditto.
10308 (shink_wrap_conditional_dead_built_in_calls): Ditto.
10309 (tree_call_cdce): Ditto.
10310 (gate_call_cdce): Ditto.
10311 (pass_call_cdce): New gimple pass.
10312 * passes.c: (init_optimization_passes): New pass.
10313 * tree-pass.h: New pass declaration.
10314 * opts.c (decode_options): New flag setting.
10315 * common.opt: Add -ftree-builtin-call-dce flag.
10316 * Makefile.in: Add new source file.
10317 * tempvar.def: New tv_id.
10318 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
10320 2008-06-04 Richard Guenther <rguenther@suse.de>
10322 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
10323 (is_call_clobbered): Always check var_ann->call_clobbered.
10324 (mark_call_clobbered): Always set var_ann->call_clobbered.
10325 (clear_call_clobbered): Always clear var_ann->call_clobbered.
10326 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
10327 (reset_alias_info): Clear call clobbering info on MTAGs and
10329 (set_pt_anything): Set pt_global_mem.
10330 (create_tag_raw): Adjust comment.
10331 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
10333 2008-06-04 Joseph Myers <joseph@codesourcery.com>
10334 Maxim Kuvyrkov <maxim@codesourcery.com>
10336 * config/m68k/m68k.opt (mxgot): New option.
10337 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
10338 (m68k_output_addr_const_extra): New.
10339 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
10340 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
10341 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
10342 * doc/invoke.texi (M680x0 Options): Document -mxgot.
10344 2008-06-04 Richard Guenther <rguenther@suse.de>
10346 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
10347 negative or non-representable offsets.
10349 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
10351 * config/i386/i386.c (ix86_gen_leave): New.
10352 (ix86_gen_pop1): Likewise.
10353 (ix86_gen_add3): Likewise.
10354 (ix86_gen_sub3): Likewise.
10355 (ix86_gen_sub3_carry): Likewise.
10356 (ix86_gen_one_cmpl2): Likewise.
10357 (ix86_gen_monitor): Likewise.
10358 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
10359 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
10360 ix86_gen_one_cmpl2 and ix86_gen_monitor.
10361 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
10362 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
10363 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
10364 (ix86_expand_epilogue): Updated.
10365 (print_operand): Handle integer register operand for 'z'.
10366 (ix86_expand_strlensi_unroll_1): Likewise.
10367 (ix86_expand_strlen): Likewise.
10368 (ix86_expand_builtin): Likewise.
10369 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
10370 mov{q}/mov{l} and add{q}/add{l}.
10372 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10374 * config/i386/i386.md (P): New mode iterator.
10375 (SFmode push_operand splitter): Macroize DImode and SImode pushes
10376 using P mode iterator.
10377 (DFmode push_operand splitter): Ditto.
10378 (XFmode push_operand splitter): Ditto.
10379 (DFmode float_extend SFmode push_operand splitter): Ditto.
10380 (XFmode float_extend SFmode push_operand splitter): Do not generate
10381 SImode pushes for 64bit target. Macroize Dimode and SImode
10382 pushes using P mode iterator.
10383 (XFmode float_extend DFmode push_operand splitter): Ditto.
10385 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10387 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
10388 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
10389 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
10390 return type to int.
10391 (ix86_call_abi_override): Remove check for call_used_regs.
10393 2008-06-03 Richard Guenther <rguenther@suse.de>
10395 * tree-ssa-structalias.c (find_func_aliases): Add constraints
10396 for the lhs of calls if the return type contains pointers.
10398 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10400 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
10401 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
10402 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
10403 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
10404 of cfun and DEFAULT_ABI to deceide abi mode.
10405 (DEFAULT_ABI): New.
10406 (REG_PARM_STACK_SPACE): Removed.
10407 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
10408 (STACK_BOUNDARY): Use default target to deceide stack boundary.
10409 * config/i386/i386-protos.h (ix86_cfun_abi): New.
10410 (ix86_function_abi): Likewise.
10411 (ix86_function_type_abi): Likewise.
10412 (ix86_call_abi_override): Likewise.
10413 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
10414 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
10415 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
10416 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
10418 (X86_64_REGPARM_MAX): New.
10419 (X86_64_SSE_REGPARM_MAX): New.
10420 (X64_REGPARM_MAX): New.
10421 (X64_SSE_REGPARM_MAX): New.
10422 (X86_32_REGPARM_MAX): New.
10423 (X86_32_SSE_REGPARM_MAX): New.
10424 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
10425 (ix86_function_regparm): Handle user calling abi.
10426 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
10427 by DEFAULT_ABI versus SYSV_ABI check.
10428 (ix86_reg_parm_stack_space): New.
10429 (ix86_function_type_abi): New.
10430 (ix86_call_abi_override): New.
10431 (ix86_function_abi): New.
10432 (ix86_cfun_abi): New.
10433 (init_cumulative_args): Call abi specific initialization.
10434 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
10435 (function_arg_64): Extend SSE_REGPARM_MAX check.
10436 (function_arg (): Remove TARGET_64BIT_MS_ABI.
10437 (ix86_pass_by_reference): Likewise.
10438 (ix86_function_value_regno_p): Likewise.
10439 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
10440 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
10441 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
10442 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
10443 (setup_incoming_varargs_64): Adjust regparm for call abi.
10444 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
10445 (ix86_va_start): Likewise.
10446 (ix86_gimplify_va_arg): Likewise.
10447 (ix86_expand_prologue): Likewise.
10448 (output_pic_addr_const): Likewise.
10449 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
10450 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
10451 (x86_output_mi_thunk): Likewise.
10452 (x86_function_profiler): Likewise.
10453 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
10454 (SYSV_ABI, MS_ABI): New constants.
10455 (DEFAULT_ABI): New.
10456 (init_regs): Add prototype of function in regclass.c file.
10457 (OVERRIDE_ABI_FORMAT): New.
10458 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
10459 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
10460 (OUTGOING_REG_PARM_STACK_SPACE): New.
10461 (ix86_reg_parm_stack_space): New prototype.
10462 (CUMULATIVE_ARGS): Add call_abi member.
10463 (machine_function): Add call_abi member.
10464 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
10465 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
10467 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
10470 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
10471 (avr_builtin_setjmp_frame_value): New function.
10472 * config/avr/avr.md (nonlocal_goto_receiver): Define.
10473 (nonlocal_goto): Define.
10475 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
10477 * config/mips/mips.c (mips_emit_loadgp): Return early if
10478 there is nothing do to, otherwise emit a blockage if
10479 !TARGET_EXPLICIT_RELOCS || crtl->profile.
10480 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
10482 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10484 * configure.ac: Drop unneeded backslash ending up in config.in.
10485 * acinclude.m4: Likewise.
10486 * config.in: Regenerate.
10488 2008-05-26 Jan Hubicka <jh@suse.cz>
10490 * predict.c (maybe_hot_frequency_p): Break out of...
10491 (maybe_hot_bb_p): ... here.
10492 (maybe_hot_edge_p): New.
10493 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
10494 * basic-block.h (maybe_hot_edge_p): Declare.
10496 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
10498 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
10499 (*cmpfp_<mode>_cc): Ditto.
10500 (*fp_jcc_8<mode>_387): Ditto.
10501 (*fop_<MODEF:mode>_2_i387): Ditto.
10502 (*fop_<MODEF:mode>_3_i387): Ditto.
10503 (*fop_xf_2_i387): Ditto.
10504 (*fop_xf_3_i387): Ditto.
10506 2008-06-02 Tomas Bily <tbily@suse.cz>
10508 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
10510 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
10512 * config/mips/mips.c (mips_valid_offset_p): New function.
10513 (mips_valid_lo_sum_p): Likewise.
10514 (mips_classify_address): Use them.
10515 (mips_force_address): New function.
10516 (mips_legitimize_address): Use it.
10517 * config/mips/mips.md (MOVE128): New mode iterator.
10518 (movtf): Require TARGET_64BIT. Remove empty strings.
10519 (*movtf_internal): Rename to...
10520 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
10521 of "R" and use {,fp}{load,store} attributes instead of "multi".
10522 Use a separate define_split.
10523 (*movtf_mips16): New pattern.
10525 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
10527 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
10528 * config/mips/mips.c (mips_expand_before_return): New function.
10529 (mips_expand_epilogue): Call it.
10530 * config/mips/mips.md (return): Turn into a define_expand.
10531 (*return): New insn.
10533 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
10535 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
10536 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
10537 functions. Do not emit uses and clobbers of CONCATs; individually
10538 use and clobber their operands.
10539 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
10540 gen_clobber, emit_use and gen_use.
10541 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
10542 (expand_builtin_return): Likewise.
10543 * cfgbuild.c (count_basic_blocks): Likewise.
10544 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
10545 * explow.c (emit_stack_restore): Likewise.
10546 * expmed.c (extract_bit_field_1): Likewise.
10547 * expr.c (convert_move, emit_move_complex_parts): Likewise.
10548 (emit_move_multi_word, store_constructor): Likewise.
10549 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
10550 (thread_prologue_and_epilogue_insns): Likewise.
10551 * lower-subreg.c (resolve_simple_move): Likewise.
10552 * optabs.c (widen_operand, expand_binop): Likewise.
10553 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
10554 * reload.c (find_reloads): Likewise.
10555 * reload1.c (eliminate_regs_in_insn): Likewise.
10556 * stmt.c (expand_nl_goto_receiver): Likewise.
10557 * config/alpha/alpha.md (builtin_longjmp): Likewise.
10558 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
10559 * config/arm/arm.c (arm_load_pic_register): Likewise.
10560 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
10561 * config/arm/arm.md (untyped_return): Likewise.
10562 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
10563 * config/avr/avr.c (expand_prologue): Likewise.
10564 * config/bfin/bfin.c (do_unlink): Likewise.
10565 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
10566 * config/cris/cris.c (cris_expand_prologue): Likewise.
10567 * config/darwin.c (machopic_indirect_data_reference): Likewise.
10568 (machopic_legitimize_pic_address): Likewise.
10569 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
10570 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
10571 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
10572 (ix86_expand_convert_uns_didf_sse): Likewise.
10573 (ix86_expand_vector_init_general): Likewise.
10574 * config/ia64/ia64.md (eh_epilogue): Likewise.
10575 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
10576 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
10577 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
10578 (config/iq2000/iq2000.c): Likewise.
10579 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
10580 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
10581 (builtin_longjmp): Likewise.
10582 * config/mn10300/mn10300.md (call, call_value): Likewise.
10583 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
10584 * config/pdp11/pdp11.md (abshi2): Likewise.
10585 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
10586 * config/s390/s390.c (s390_emit_prologue): Likewise.
10587 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
10588 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
10589 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
10590 * config/sh/sh.c (prepare_move_operands): Likewise.
10591 (output_stack_adjust, sh_expand_epilogue): Likewise.
10592 (sh_set_return_address, sh_expand_t_scc): Likewise.
10593 * config/sparc/sparc.c (load_pic_register): Likewise.
10594 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
10595 * config/spu/spu.c (spu_expand_epilogue): Likewise.
10596 * config/v850/v850.c (expand_epilogue): Likewise.
10598 2008-05-31 Anatoly Sokolov <aesok@post.ru>
10600 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
10601 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
10602 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
10603 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
10604 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
10605 stack pointer register.
10606 (output_movhi): Remove code for interrupt specific writing to the
10607 stack pointer register.
10609 2008-05-31 Richard Guenther <rguenther@suse.de>
10611 PR tree-optimization/34244
10612 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
10613 (tree_expr_nonzero_warnv_p): Likewise.
10614 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
10615 ssa_name_nonnegative_p.
10616 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
10617 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
10618 not tree_expr_nonzero_warnv_p.
10620 PR tree-optimization/36262
10622 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
10624 PR tree-optimization/34244
10625 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
10626 (record_numbers_of_iterations): New function.
10627 (execute_vrp): Cache the numbers of iterations of loops.
10628 * tree-scalar-evolution.c (scev_reset_except_niters):
10630 (scev_reset): Use scev_reset_except_niters.
10631 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
10633 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
10635 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
10636 __WORKAROUND_RETS when appropriate.
10638 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
10640 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
10641 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
10643 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
10644 *fop_df_comm_sse insn patterns using MODEF mode iterator.
10645 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
10646 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
10647 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
10648 *fop_df_1_mixed insn patterns using MODEF mode iterator.
10649 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
10650 *fop_df_1_sse insn patterns using MODEF mode iterator.
10651 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
10652 *fop_df_1_i387 insn patterns using MODEF mode iterator.
10653 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
10654 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
10655 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
10656 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
10657 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
10658 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
10659 (*fop_xf_4_i387): Use <MODE> for mode attribute.
10660 (*fop_xf_5_i387): Ditto.
10661 (*fop_xf_6_i387): Ditto.
10663 2008-05-30 Richard Guenther <rguenther@suse.de>
10665 * builtins.c (build_string_literal): Avoid generating
10666 a non-gimple_val result.
10668 2008-05-30 DJ Delorie <dj@redhat.com>
10670 * exec-tool.in: Use an environment variable (private) instead of a
10671 file (shared) as a semaphore, so as to not break parallel builds.
10673 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
10675 * optabs.c (maybe_encapsulate_block): Remove.
10676 (emit_libcall_block): Adjust accordingly.
10677 * optabs.h (maybe_encapsulate_block): Remove prototype.
10679 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
10680 Don't use maybe_encapsulate_block.
10682 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
10684 * config/rs6000/rs6000.c (rs6000_legitimize_address,
10685 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
10686 rtx is a SYMBOL_REF before calling get_pool_constant.
10688 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
10690 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
10692 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
10694 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
10695 rather than OS names to choose INO_T_EQ definition.
10696 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
10697 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
10699 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
10702 * config/darwin-f.c: New.
10703 * config/t-darwin: Added rule to build darwin-f.o.
10704 * config.gcc: Defined new variable, fortran_target_objs.
10705 (*-*-darwin*): Set fortran_target_objs.
10706 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
10707 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
10708 * configure: Regenerated.
10710 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
10713 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
10714 canonical type if needed.
10716 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
10718 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
10720 2008-05-29 Richard Guenther <rguenther@suse.de>
10722 PR tree-optimization/36343
10723 PR tree-optimization/36346
10724 PR tree-optimization/36347
10725 * tree-flow.h (clobber_what_p_points_to): Declare.
10726 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
10727 pointed-to variable is dereferenced is irrelevant to whether
10728 the pointer can access the pointed-to variable.
10729 (clobber_what_p_points_to): New function.
10730 * tree-ssa-alias.c (set_initial_properties): Use it.
10731 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
10732 call clobber check for NMTs.
10734 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
10736 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
10737 for printing gcov_type.
10739 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
10741 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
10742 and the eh region information.
10743 * value-prof.c (gimple_move_stmt_histograms): New function.
10744 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
10746 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
10748 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
10750 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
10752 * value-prof.c (tree_ic_transform): Print counts.
10753 * tree-profile.c (tree_gen_ic_func_profiler):
10754 Clear __gcov_indreict_call_callee variable to avoid misattribution
10757 2008-05-28 Rafael Espindola <espindola@google.com>
10759 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
10762 2008-05-28 Richard Guenther <rguenther@suse.de>
10764 PR tree-optimization/36339
10765 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
10766 and clobbering code out of the loop.
10768 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
10770 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
10773 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
10774 s390_contiguous_bitmask_p, s390_symref_operand_p,
10775 s390_check_symref_alignment, s390_reload_larl_operand,
10776 s390_reload_symref_address): New functions.
10777 (s390_branch_condition_mnemonic): Support compare and branch
10779 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
10780 and 'W' constraints.
10781 (s390_secondary_reload): Add secondary reloads for unaligned
10782 symbol refs or symbol refs to floating point or QI/TI mode
10784 (legitimate_address_p): Accept symbol references as addresses.
10785 (s390_expand_insv): Use rotate and insert selected bits
10786 instruction for insv when building for z10.
10787 (print_operand_address): Handle symbol ref addresses.
10788 (print_operand): Output modifier 'c' added for signed byte values.
10789 (s390_encode_section_info): Mark symbol refs with
10790 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
10792 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
10793 (length attribute): RRF, RRR have 4 byte length.
10794 (FPALL, INTALL): New mode iterators added.
10795 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
10796 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
10797 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
10798 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
10799 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
10800 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
10801 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
10802 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
10804 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
10805 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
10806 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
10807 reload<INTALL:mode><P:mode>_toreg_z10,
10808 reload<FPALL:mode><P:mode>_tomem_z10,
10809 reload<FPALL:mode><P:mode>_toreg_z10,
10810 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
10811 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
10812 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
10813 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
10815 (movmem, clrmem, cmpmem): New splitters added.
10817 * config/s390/predicates.md (larl_operand): Use
10818 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
10819 SYMBOL_REF_ALIGN1_P.
10820 (s390_signed_integer_comparison,
10821 s390_unsigned_integer_comparison): New predicates.
10823 * config/s390/s390-protos.h (s390_check_symref_alignment,
10824 s390_contiguous_bitmask_p, s390_reload_larl_operand,
10825 s390_reload_symref_address,
10826 s390_compare_and_branch_condition_mask): Prototypes added.
10828 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
10829 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
10830 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
10832 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
10834 * config/s390/s390.c (z10_cost): New cost function for z10.
10835 (s390_handle_arch_option, override_options): Support -march=z10 switch.
10836 (s390_issue_rate): Adjust issue rate for z10.
10837 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
10838 (processor_flags): Add PF_Z10.
10839 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
10840 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
10841 * gcc/config.gcc: Add z10.
10843 2008-05-28 Richard Guenther <rguenther@suse.de>
10845 PR tree-optimization/36291
10846 * tree-flow. h (struct gimple_df): Remove var_anns member.
10847 * tree-flow-inline.h (gimple_var_anns): Remove.
10848 (var_ann): Simplify.
10849 * tree-dfa.c (create_var_ann): Simplify.
10850 (remove_referenced_var): Clear alias info from var_anns of globals.
10851 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
10852 (delete_tree_ssa): Clear alias info from var_anns of globals.
10853 Do not free var_anns.
10854 (var_ann_eq): Remove.
10855 (var_ann_hash): Likewise.
10857 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
10859 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
10860 and loongson2f entries.
10861 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
10862 * config/mips/mips.h (processor_type): Add Loongson-2E
10863 and Loongson-2F entries.
10864 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
10865 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
10866 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
10867 * doc/invoke.texi (MIPS Options): Document loongson2e
10868 and loongson2f processor names.
10870 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
10874 * config/i386/i386.c (ix86_function_arg_boundary): Use
10875 alignment of canonical type.
10876 (ix86_expand_vector_move): Check unaligned memory access for
10879 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
10881 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
10882 Moved to the front of file.
10884 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
10885 H.J. Lu <hongjiu.lu@intel.com>
10887 * dwarf2out.c (current_fde): New.
10889 (lookup_cfa:): Likewise.
10890 (dwarf2out_end_epilogue): Likewise.
10891 (dwarf2out_note_section_used): Likewise.
10893 2008-05-27 Michael Matz <matz@suse.de>
10896 * c.opt (Wenum-compare): New warning option.
10897 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
10899 2008-05-27 Michael Matz <matz@suse.de>
10901 PR middle-end/36326
10902 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
10904 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
10905 into memory as tail calls.
10907 2008-05-27 Richard Guenther <rguenther@suse.de>
10909 PR tree-optimization/36339
10910 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
10911 pointers cause all addressable variables to be call clobbered.
10913 2008-05-27 Richard Guenther <rguenther@suse.de>
10915 PR tree-optimization/36245
10916 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
10918 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
10920 * config/s390/s390.md: Replace all occurences of the 'm'
10921 constraint with 'RT'.
10923 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
10925 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
10927 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
10929 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
10930 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
10931 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
10933 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
10935 * reload.c: (find_reloads): Skip alternatives according to the
10936 "enabled" attribute. Constify the constraint variable.
10937 * recog.c (get_attr_enabled): Add default implementation.
10938 (extract_insn): Set the alternative_enabled_p array
10939 in the recog_data struct.
10940 (preprocess_constraints, constrain_operands): Skip
10941 alternatives according to the "enabled" attribute
10942 * recog.h (struct recog_data): New field alternative_enabled_p.
10943 (skip_alternative): New inline function.
10944 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
10945 (record_reg_classes): Skip alternative according to the
10946 "enabled" attribute.
10948 * doc/md.texi: Add documention for the "enabled" attribute.
10950 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
10952 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
10953 * postreload.c (reload_cse_simplify_operands): Replace 'm'
10954 constraint with TARGET_MEM_CONSTRAINT.
10955 * recog.c (asm_operand_ok, preprocess_constraints,
10956 constrain_operands): Likewise.
10957 * regclass.c (record_reg_classes): Likewise.
10958 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
10959 * reload1.c (maybe_fix_stack_asms): Likewise.
10960 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
10961 * recog.h: Adjust comment.
10962 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
10963 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
10964 * doc/md.texi: Add a note to description of 'm' constraint.
10965 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
10967 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
10969 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
10970 that the bitfield is of integral type before testing its precision.
10972 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10973 Sa Liu <saliu@de.ibm.com>
10975 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
10976 __modti3, __udivti3, __umodti3 and __udivmodti4.
10977 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
10978 that implement TImode mul and div functions.
10979 * config/spu/multi3.c: New. Implement __multi3.
10980 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
10981 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
10984 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
10986 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
10987 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
10988 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
10989 tls_sysv_suffix): New mode and mode attribute iterators.
10990 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
10991 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
10992 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
10993 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
10994 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
10997 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
10999 PR tree-optimization/36329
11000 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
11001 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
11002 * cgraphbuild.c (initialize_inline_failed): Use the latter
11003 macro in lieu of the former.
11004 * ipa-inline.c (cgraph_mark_inline): Likewise.
11005 (cgraph_decide_inlining_of_small_function): Likewise.
11006 (cgraph_decide_inlining): Likewise.
11007 (cgraph_decide_inlining_incrementally): Likewise.
11009 2008-05-26 Tristan Gingold <gingold@adacore.com>
11010 Anatoly Sokolov <aesok@post.ru>
11012 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
11013 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
11014 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
11015 optimization for 'avr6' architecture.
11017 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
11020 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
11022 2008-05-26 Richard Guenther <rguenther@suse.de>
11024 * tree-ssa-sccvn.c (expr_has_constants): Declare.
11025 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
11027 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
11029 PR middle-end/36253
11030 * caller-save.c (insert_restore): Verify alignment of spill space.
11031 (insert_save): Likewise.
11032 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
11033 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
11034 (STACK_SLOT_ALIGNMENT): Likewise.
11035 * function.c (LOCAL_ALIGNMENT): Removed.
11036 (get_stack_local_alignment): New.
11037 (assign_stack_local): Use it. Set alignment on stack slot.
11038 (assign_stack_temp_for_type): Use get_stack_local_alignment.
11039 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
11040 (STACK_SLOT_ALIGNMENT): New.
11041 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
11042 stack slot in XFmode.
11044 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
11046 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
11049 * config/i386/i386.md (allocate_stack_worker_64): Make sure
11050 argument operand in rax isn't removed.
11052 2008-05-26 Richard Guenther <rguenther@suse.de>
11054 PR middle-end/36300
11055 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
11056 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
11058 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11061 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
11063 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
11065 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
11066 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
11068 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11070 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
11071 build a trampoline if we don't want one.
11072 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
11073 return zero for nested functions if we don't want a trampoline.
11075 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11077 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
11079 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11082 * c.opt: Removed undocumented option '-lang-fortran'.
11083 * c-common.h: Removed global variable 'lang_fortran'.
11084 * c-opts.c (c_common_handle_option): Removed code to handle
11085 option '-lang-fortran'. Updated includes.
11086 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
11087 definition of '__GFORTRAN__'.
11088 (define__GNUC__): Reimplemented to use BASEVER and
11089 cpp_define_formatted.
11090 (builtin_define_with_value_n): Removed.
11091 * c-incpath.h: Renamed to ...
11092 * incpath.h: ... this.
11093 * c-incpath.c: Renamed to ...
11094 * incpath.c: ... this. Updated includes.
11095 * fix-header.c: Updated includes.
11096 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
11097 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
11098 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
11100 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11102 * tree.h: Update the table of flags used on tree nodes.
11103 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
11104 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
11105 (FORCED_LABEL): Add access check.
11106 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
11107 (ASM_INPUT_P): Likewise.
11108 (ASM_VOLATILE_P): Likewise.
11109 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
11110 (OMP_SECTION_LAST): Access private_flag directly.
11111 (OMP_RETURN_NOWAIT): Likewise.
11112 (OMP_PARALLEL_COMBINED): Likewise.
11113 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
11114 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
11115 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
11116 deprecated_flag directly.
11118 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
11120 * final.c (frame_pointer_needed): Removed.
11121 * flags.h (frame_pointer_needed): Likewise.
11123 * function.h (rtl_data): Add frame_pointer_needed.
11124 (frame_pointer_needed): New.
11126 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
11128 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
11130 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
11132 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
11135 2008-05-25 Alan Modra <amodra@bigpond.net.au>
11137 * c-common.c (strip_array_types): Move function to..
11139 (get_inner_array_type): Delete.
11140 * c-common.h (strip_array_types): Move declaration to..
11142 (get_inner_array_type): Delete.
11143 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
11144 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
11145 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
11146 * config/pa/pa.c (emit_move_sequence): Likewise.
11148 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
11150 * config/i386/i386.md (*sse_prologue_save_insn): Set length
11153 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
11155 * function.c: Include target hook for nonlocal_goto frame value.
11157 2008-05-24 Richard Guenther <rguenther@suse.de>
11159 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
11160 variable can be only accessed through a pointer or a union.
11162 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11164 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
11165 * doc/extend.texi: Likewise.
11167 2008-05-23 DJ Delorie <dj@redhat.com>
11169 * config/m32c/jump.md (untyped_call): Add.
11171 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
11172 for A24 to PSImode.
11173 (m32c_address_cost): Detail costs for indirect offsets.
11175 2008-05-23 Rafael Espindola <espindola@google.com>
11177 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
11178 if a node is a SUBREG.
11179 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
11182 2008-05-23 Paul Brook <paul@codesourcery.com>
11183 Carlos O'Donell <carlos@codesourcery.com>
11185 * doc/extend.texi: Clarify use of __attribute__((naked)).
11186 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11187 * target.h (gcc_target): Add allocate_stack_slots_for_args.
11188 * function.c (use_register_for_decl): Use
11189 targetm.calls.allocate_stack_slots_for_args.
11190 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11191 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
11192 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
11194 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
11196 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
11198 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
11200 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
11201 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
11202 is only rounded once.
11204 2008-05-23 Richard Guenther <rguenther@suse.de>
11206 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
11208 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
11209 Jakub Jelinek <jakub@redhat.com>
11212 * configure.ac: Handle --enable-cld.
11213 * configure: Regenerated.
11214 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
11215 * config/i386/i386.h (struct machine_function): Add needs_cld field.
11216 (ix86_current_function_needs_cld): New define.
11217 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
11218 (cld): New isns pattern.
11219 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
11220 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
11221 * config/i386/i386.opt (mcld): New option.
11222 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
11223 TARGET_CLD and ix86_current_function_needs_cld.
11224 (override_options): Use -mcld by default for 32-bit code if
11227 * doc/install.texi (Options specification): Document --enable-cld.
11228 * doc/invoke.texi (Machine Dependent Options)
11229 [i386 and x86-64 Options]: Add -mcld option.
11230 (Intel 386 and AMD x86-64 Options): Document -mcld option.
11232 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
11233 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
11234 (return_in_memory_64): Likewise.
11235 (return_in_memory_ms_64): Likewise.
11237 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11239 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
11240 * builtins.c (fold_builtin_fpclassify): New.
11241 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
11242 * builtins.def (BUILT_IN_FPCLASSIFY): New.
11243 * c-common.c (handle_type_generic_attribute): Adjust to accept
11244 fixed arguments before an elipsis.
11245 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
11246 * doc/extend.texi: Document __builtin_fpclassify.
11248 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
11250 * omp-low.c (gate_expand_omp_ssa): Remove.
11251 (pass_expand_omp_ssa): Remove.
11252 (gate_expand_omp): Do not check for flag_openmp_ssa.
11253 * common.opt (-fopenmp-ssa): Remove.
11254 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
11256 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
11258 * config/sh/sh.opt (mfixed-range): New option.
11259 * config/sh/sh-protos.h (sh_fix_range): Declare.
11260 * config/sh/sh.c (sh_fix_range): New function.
11261 * config/sh/sh.h (sh_fixed_range_str): Declare.
11262 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
11264 * doc/invoke.texi (SH Options): Document -mfixed-range.
11266 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
11268 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
11269 it before the redeclaration.
11271 2008-05-22 Anatoly Sokolov <aesok@post.ru>
11273 * config/avr/avr.c (get_sequence_length): Add new function.
11274 (expand_prologue, expand_epilogue): Remove duplicate code.
11276 2008-05-22 Rafael Espindola <espindola@google.com>
11278 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
11281 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
11283 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
11284 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
11286 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
11287 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
11288 (vect_update_misalignment_for_peel): Likewise.
11289 (vector_alignment_reachable_p): Likewise.
11290 * tree-vect-transform.c (vectorizable_load): Likewise.
11291 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
11292 (get_vectype_for_scalar_type): Pass mode of scalar_type
11293 to UNITS_PER_SIMD_WORD.
11295 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
11296 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
11297 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
11298 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
11299 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
11301 2008-05-22 Ira Rosen <irar@il.ibm.com>
11303 PR tree-optimization/36293
11304 * tree-vect-transform.c (vect_transform_strided_load): Don't check
11305 if the first load must be skipped because of a gap.
11307 2008-05-22 Richard Guenther <rguenther@suse.de>
11309 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
11310 more cases of offset disambiguation that is possible if
11311 strict-aliasing rules apply.
11312 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
11313 for basic offset and type-based disambiguation.
11315 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11317 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
11318 ix86_expand_vector_set on V16QImode for SSE4.1.
11320 2008-05-21 Tom Tromey <tromey@redhat.com>
11322 * c.opt (Wimport): Mark as undocumented.
11323 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
11325 (Warning Options): Likewise.
11326 * doc/cppopts.texi: Don't mention -Wimport.
11328 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
11330 PR tree-optimization/36287
11331 PR tree-optimization/36286
11332 * lambda-code.c (build_access_matrix): Do not use the loop->num
11333 for computing the number of induction variables: use the loop depth
11336 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
11339 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
11340 option -f(no-)leading-underscore.
11342 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11344 * config/i386/i386.c (ix86_expand_vector_init_general): Use
11345 GET_MODE_NUNITS (mode).
11347 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
11349 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
11350 (-mmulhw): Add 464 to description.
11351 (-mdlmzb): Likewise.
11352 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
11353 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
11355 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
11356 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
11357 * config/rs6000/rs6000.md: Update comments for 464.
11359 2008-05-21 Janis Johnson <janis187@us.ibm.com>
11361 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
11363 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11365 * config/i386/sse.md (vec_extractv4sf): Removed.
11366 (vec_extractv2df): Likewise.
11367 (vec_extractv2di): Likewise.
11368 (vec_extractv4si): Likewise.
11369 (vec_extractv8hi): Likewise.
11370 (vec_extractv16qi): Likewise.
11371 (vec_extract<mode>): New.
11373 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11375 * config/i386/sse.md (vec_setv4sf): Removed.
11376 (vec_setv2df): Likewise.
11377 (vec_setv2di): Likewise.
11378 (vec_setv4si): Likewise.
11379 (vec_setv8hi): Likewise.
11380 (vec_setv16qi): Likewise.
11381 (vec_set<mode>): New.
11383 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11385 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
11386 goto for vec_concat and vec_interleave.
11388 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11390 * config/i386/sse.md (vec_initv4sf): Removed.
11391 (vec_initv2df): Likewise.
11392 (vec_initv2di): Likewise.
11393 (vec_initv4si): Likewise.
11394 (vec_initv8hi): Likewise.
11395 (vec_initv16qi): Likewise.
11396 (vec_init<mode>): New.
11398 2008-05-21 Joseph Myers <joseph@codesourcery.com>
11400 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
11402 2008-05-21 Tom Tromey <tromey@redhat.com>
11404 * ggc-zone.c (lookup_page_table_if_allocated): New function.
11405 (zone_find_object_offset): Likewise.
11406 (gt_ggc_m_S): Likewise.
11407 (highest_bit): Likewise.
11408 * ggc-page.c (gt_ggc_m_S): New function.
11409 * stringpool.c (string_stack): Remove.
11410 (init_stringpool): Update.
11411 (ggc_alloc_string): Use ggc_alloc.
11412 (maybe_delete_ident): New function.
11413 (ggc_purge_stringpool): Likewise.
11414 (gt_ggc_m_S): Remove.
11415 * ggc-common.c (ggc_protect_identifiers): New global.
11416 (ggc_mark_roots): Call ggc_purge_stringpool. Use
11417 ggc_protect_identifiers.
11418 * ggc.h (ggc_protect_identifiers): Declare.
11419 (gt_ggc_m_S): Update.
11420 (ggc_purge_stringpool): Declare.
11421 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
11422 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
11424 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
11426 2008-05-21 David S. Miller <davem@davemloft.net>
11428 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
11431 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
11433 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
11436 2008-05-20 David Daney <ddaney@avtrex.com>
11438 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
11439 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
11440 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
11441 UNSPEC_UPDATE_GOT_VERSION): Renumber.
11442 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
11443 (atomic_hiqi_op): New define_code_iterator.
11444 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
11445 mips_expand_compare_and_swap_12.
11446 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
11447 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
11448 (sync_<optab><mode>, sync_old_<optab><mode>,
11449 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
11450 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
11451 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
11452 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
11453 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
11454 (test_and_set_12): New insn.
11455 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
11456 sync_new_<optab><mode>, sync_old_nand<mode>,
11457 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
11458 clobber to operand 0 for SI and DI mode insns.
11459 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
11460 mips_gen_fn_4): New typedefs.
11461 (mips_gen_fn_ptrs): Define new union type.
11462 (mips_expand_compare_and_swap_12): Remove declaration.
11463 (mips_expand_atomic_qihi): Declare function.
11464 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
11465 (mips_expand_atomic_qihi): ... this. Use new generator function
11467 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
11468 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
11469 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
11470 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
11471 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
11472 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
11473 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
11474 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
11475 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
11476 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
11479 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
11481 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
11484 2008-05-20 Anatoly Sokolov <aesok@post.ru>
11486 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
11487 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
11488 (avr_attribute_table): Add 'OS_main' function attribute.
11489 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
11490 functions with 'OS_main' attribute.
11492 2008-05-20 Richard Guenther <rguenther@suse.de>
11494 PR tree-optimization/35204
11495 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
11496 helper, split out from ...
11497 (DFS): ... here. Make the DFS walk non-recursive.
11499 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
11500 Jan Sjodin <jan.sjodin@amd.com>
11502 PR tree-optimization/36181
11503 * tree-parloops.c (loop_has_vector_phi_nodes): New.
11504 (parallelize_loops): Don't parallelize when the loop has vector
11507 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
11508 Sebastian Pop <sebastian.pop@amd.com>
11510 * tree-loop-linear.c (gather_interchange_stats): Look in the access
11511 matrix, and never look at the tree representation of the memory
11513 (linear_transform_loops): Computes parameters and access matrices.
11514 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
11516 (access_matrix_get_index_for_parameter): New.
11517 * tree-data-ref.h (struct access_matrix): New.
11518 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
11519 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
11520 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
11521 am_vector_index_for_loop): New.
11522 (struct data_reference): Add field access_matrix.
11523 (DR_ACCESS_MATRIX): New.
11524 (compute_data_dependences_for_loop): Update declaration.
11525 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
11526 * lambda.h (lambda_vector_vec_p): Declared.
11527 * lambda-code.c: Depend on pointer-set.h.
11528 (lambda_collect_parameters_from_af, lambda_collect_parameters,
11529 av_for_af_base, av_for_af, build_access_matrix,
11530 lambda_compute_access_matrices): New.
11531 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
11533 2008-05-20 Joseph Myers <joseph@codesourcery.com>
11535 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
11536 $SOURCEDIR/include.
11538 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
11539 Sebastian Pop <sebastian.pop@amd.com>
11541 PR tree-optimization/36206
11542 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
11544 (instantiate_scev_1): Rename flags to fold_conversions.
11545 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
11546 outeside instantiation_loop.
11547 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
11548 (evolution_function_is_affine_or_constant_p): Removed.
11549 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
11551 (analyze_siv_subscript): Pass in the loop nest number.
11552 Call evolution_function_is_affine_in_loop instead of
11553 evolution_function_is_affine_p.
11554 (analyze_overlapping_iterations): Pass in the loop nest number.
11556 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
11557 Sebastian Pop <sebastian.pop@amd.com>
11559 PR tree-optimization/36206
11560 * tree-chrec.h (chrec_fold_op): New.
11561 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
11564 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
11566 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
11568 (remove_duplicates): Do not set inode on non-inode systems.
11571 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
11573 * config.gcc (tm_file): Update comments about relative pathnames.
11575 2008-05-20 Richard Guenther <rguenther@suse.de>
11577 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
11578 * tree-ssa-sccvn.c (process_scc): Likewise.
11579 * tree-ssa-sink.c (execute_sink_code): Likewise.
11580 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
11581 * tree-vrp.c (process_assert_insertions): Likewise.
11582 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
11583 (perform_tree_ssa_dce): Likewise.
11584 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
11585 (dump_dominator_optimization_stats): Likewise.
11586 * tree-vectorizer.c (vectorize_loops): Likewise.
11588 2008-05-20 Richard Guenther <rguenther@suse.de>
11590 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
11592 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
11594 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
11595 (ix86_i386elf_return_in_memory): Likewise.
11596 (ix86_i386interix_return_in_memory): Likewise.
11597 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
11598 (SUBTARGET_RETURN_IN_MEMORY): New.
11599 * config/i386/i386elf.h: Likewise.
11600 * config/i386/ptx4-i.h: Likewise.
11601 * config/i386/sol2-10.h: Likewise.
11602 * config/i386/sysv4.h: Likewise.
11603 * config/i386/vx-common.h: Likewise.
11604 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
11605 * config/i386/i386.c (ix86_return_in_memory): Made static and
11606 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
11607 (ix86_i386elf_return_in_memory): Removed.
11608 (ix86_i386interix_return_in_memory): Removed.
11609 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
11610 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
11612 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
11614 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
11616 2008-05-19 Xinliang David Li <davidxl@google.com>
11618 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
11620 * common.opt: Ditto.
11621 * doc/invoke.texi: Ditto.
11623 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
11625 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
11626 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
11628 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
11630 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
11631 sizes of operand array from 8/4 to 4/2.
11632 (ix86_expand_vector_init_general): Change size of operand array
11633 from 32 to 16. Remove op0, op1 and half_mode.
11635 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
11637 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
11638 (ix86_expand_vector_init_interleave): Likewise.
11639 (ix86_expand_vector_init_general): Use them. Assert
11640 word_mode == SImode when n_words == 4.
11642 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
11644 * config/i386/i386.c (ix86_secondary_reload): New static function.
11645 (TARGET_SECONDARY_RELOAD): New define.
11646 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
11647 * config/i386/i386.md (reload_outqi): Remove.
11649 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11651 PR middle-end/35509
11652 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
11653 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
11654 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
11655 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
11656 (fold_builtin_1): Likewise.
11657 * builtins.def (BUILT_IN_ISINF_SIGN): New.
11658 c-common.c (check_builtin_function_arguments): Handle
11659 BUILT_IN_ISINF_SIGN.
11660 * doc/extend.texi: Document __builtin_isinf_sign.
11661 * fold-const.c (operand_equal_p): Handle COND_EXPR.
11663 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
11665 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
11666 EH cleanup at the end of the pass, search for those that have been
11667 turned into forwarder blocks and do the cleanup on their successor.
11669 2008-05-18 Richard Guenther <rguenther@suse.de>
11671 * tree-cfg.c (verify_gimple_expr): Allow conversions from
11672 pointers to sizetype and vice versa.
11674 2008-05-18 Xinliang David Li <davidxl@google.com>
11676 * gcc/tree-ssa-dce.c: Coding style fix.
11677 (check_pow): Documentation comment.
11678 (check_log): Documenation comment. Coding style fix.
11679 (is_unnecessary_except_errno_call): Ditto.
11680 (gen_conditions_for_pow): Ditto.
11681 (gen_conditions_for_log): Ditto.
11682 (gen_shrink_wrap_conditions): Ditto.
11683 (shrink_wrap_one_built_in_calls): Ditto.
11684 * gcc/doc/invoke.texi: Better documentation string.
11685 * ChangeLog: Fix wrong change log entries from
11686 May 17 checkin on function call DCE.
11688 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
11690 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
11692 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
11694 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
11695 * df-problems.c (simulation routines): Fixed block comment to
11696 properly say how to add forwards scanning functions.
11698 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
11700 * tree-inline.c (setup_one_parameter): Remove dead code.
11702 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
11704 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
11705 a BIT_AND_EXPR only for an INTEGER_TYPE.
11707 2008-05-17 Xinliang David Li <davidxl@google.com>
11709 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
11710 (check_pow, check_log, is_unnecessary_except_errno_call): New
11711 functions to check for eliminating math functions that are pure
11712 except for setting errno.
11713 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
11714 general condition expressions for shrink-wrapping pow/log calls.
11715 (gen_shrink_wrap_conditions): Ditto.
11716 (shrink_wrap_one_built_in_call): Ditto.
11717 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
11718 (mark_operand_necessary): If debugging, output if OP is necessary.
11719 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
11721 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
11723 * gcc/common.opt: New user flag -ftree-builtin-dce.
11724 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
11726 2008-05-16 David S. Miller <davem@davemloft.net>
11728 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
11729 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
11731 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
11734 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
11736 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11738 * ifcvt.c (dead_or_predicable): Rename
11739 df_simulate_one_insn_backwards to df_simulate_one_insn.
11740 * recog.c (peephole2_optimize): Ditto.
11741 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
11743 * df.h: Rename df_simulate_one_insn_backwards to
11744 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
11745 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
11746 scanning of defs and uses.
11747 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
11748 (df_simulate_one_insn_forwards): Removed.
11750 2008-05-16 Doug Kwan <dougkwan@google.com>
11752 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
11754 (real_from_string): Handle NaNs and Inf as approriate.
11756 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
11758 * doc/gty.texi (Source Files Containing Type Information): Note
11759 that headers should appear first in the gtfiles list.
11761 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11763 * tree.def (COND_EXEC): Properly documented this code.
11765 2008-05-16 Diego Novillo <dnovillo@google.com>
11767 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
11768 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
11771 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11773 * tree-ssa-dse (max_stmt_uid): Removed.
11774 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
11775 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
11776 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
11777 * function.h (cfun.last_stmt_uid): New field.
11778 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
11779 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
11781 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
11782 (create_stmt_ann): Initialize the ann->uid field.
11783 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
11785 * tree-flow.h (renumber_gimple_stmt_uids): New function.
11787 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
11789 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
11790 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
11791 (init_empty_tree_cfg): Call it.
11793 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11795 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
11798 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11800 * doc/invoke.text (-fdump-tree-*-verbose): New option.
11801 * tree-dump.c (dump_options): New verbose option.
11802 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
11804 * tree-pass.h (TDF_VERBOSE): New dump flag.
11805 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
11806 (tree-flow.h): Added include.
11807 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
11809 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
11811 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
11813 From Jie Zhang <jie.zhang@analog.com>
11814 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11815 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
11816 mcpu=bf561-none and mcpu=bf561-0.2.
11817 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11818 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
11819 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11820 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
11821 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
11822 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
11823 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
11825 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
11826 (cputype_selected): Remove.
11827 (bfin_handle_option): Don't use cputype_selected.
11828 (override_options): When no mcpu option, enable all workarounds.
11829 Don't use bfin_workarounds.
11830 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
11832 (DEFAULT_CPU_TYPE): Don't define.
11834 2008-05-16 Richard Guenther <rguenther@suse.de>
11836 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
11837 on deletion of the last stmt.
11839 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
11841 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
11842 V8HImode for SSE2 and V16QImode for SSE4.1.
11844 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
11846 * cgraph.h (compute_inline_parameters): Made public.
11847 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
11848 variable_generate_summary, function_write_summary,
11849 variable_write_summary, variable_read_summary. Added generate_summary,
11850 write_summary, read_summary.
11851 * cgraphunit.c (cgraph_process_new_functions): Changed call from
11852 pass_ipa_inline.function_generate_summary, to
11853 compute_inline_parameters.
11854 * ipa-inline.c (compute_inline_parameters): Made public and added
11856 (compute_inline_parameters_for_current): New function.
11857 (pass_inline_param): Now calls compute_inline_parameters_for_current.
11858 (inline_generate_summary): Removed parameter and made to loop over
11860 (pass_ipa_inline): Updated for new IPA_PASS structure.
11861 * passes.c (execute_ipa_summary_passes): Now is called once per
11862 pass rather than once per node*pass.
11864 2008-05-15 Anatoly Sokolov <aesok@post.ru>
11866 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
11867 avr_have_mul_p, avr_asm_only_p): Remove variables.
11868 (avr_override_options): Remove initialization of removed variables.
11869 (avr_file_start): Convert removed variables to fields of
11870 'struct base_arch_s *avr_current_arch'.
11871 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
11872 (AVR_HAVE_MUL): (Ditto.).
11873 (AVR_HAVE_MOVW): (Ditto.).
11874 (AVR_HAVE_LPMX): (Ditto.).
11875 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
11876 avr_asm_only_p): Remove declaration.
11878 2008-05-15 Diego Novillo <dnovillo@google.com>
11880 * config/arm/arm.c (arm_return_in_memory): Fix return type.
11881 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
11883 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
11885 PR middle-end/36194
11886 * combine.c (check_conversion): Rename back to check_promoted_subreg.
11887 Don't call record_truncated_value from here.
11888 (record_truncated_value): Turn it into a for_each_rtx callback.
11889 (record_truncated_values): New function.
11890 (combine_instructions): Call note_uses with record_truncated_values.
11891 Change name of check_conversion to check_promoted_subreg.
11893 2008-05-15 Janis Johnson <janis187@us.ibm.com>
11895 * doc/sourcebuild.texi: Document support for torture tests.
11897 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
11899 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
11900 to alternative 4 of operand 2.
11902 2008-05-15 Richard Guenther <rguenther@suse.de>
11904 * tree-pass.h (current_pass): Declare.
11905 (get_pass_for_id): Likewise.
11906 * passes.c (passes_by_id, passes_by_id_size): New globals.
11907 (set_pass_for_id): New function.
11908 (get_pass_for_id): Likewise.
11909 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
11910 (execute_function_todo): Flush per function statistics.
11911 * toplev.c (compile_file): Init statistics.
11912 (general_init): Do early statistics initialization.
11913 (finalize): Finish statistics.
11914 * statistics.h (statistics_early_init): Declare.
11915 (statistics_init): Likewise.
11916 (statistics_fini): Likewise.
11917 (statistics_fini_pass): Likewise.
11918 (statistics_counter_event): Likewise.
11919 (statistics_histogram_event): Likewise.
11920 * statistics.c: New file.
11921 * Makefile.in (OBJS-common): Add statistics.o.
11922 (statistics.o): Add dependencies.
11923 * doc/invoke.texi (-fdump-statistics): Document.
11925 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
11926 (insert): Likewise.
11927 (execute_pre): Use statistics_counter_event.
11928 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
11929 (substitute_and_fold): Increment it. Use statistics_counter_event.
11931 2008-05-15 Diego Novillo <dnovillo@google.com>
11933 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
11935 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
11936 * tree-ssa-alias.c (new_type_alias): Remove references to
11937 sub-variables from comment.
11938 * tree-ssa-operands.c (swap_tree_operands): Likewise.
11940 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
11942 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
11943 attribute to 1 only for insertps alternative.
11945 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
11947 * config/bfin/bfin.md (loadbytes): New pattern.
11948 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
11949 (bfin_init_builtins): Initialize it.
11950 (bdesc_1arg): Add it.
11952 2008-05-15 Sa Liu <saliu@de.ibm.com>
11954 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
11955 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
11956 * testsuite/lib/target-supports.exp: Add
11957 check_effective_target_fortran_integer_16.
11959 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
11961 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
11962 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
11963 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
11964 (TARGET_RETURN_IN_MEMORY): Define.
11966 2008-05-15 Richard Guenther <rguenther@suse.de>
11968 PR middle-end/36244
11969 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
11970 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
11971 represent unmodifiable vars.
11973 2008-05-15 Richard Guenther <rguenther@suse.de>
11975 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
11976 INDIRECT_REF and TARGET_MEM_REF.
11977 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
11980 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
11981 H.J. Lu <hongjiu.lu@intel.com>
11983 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
11984 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
11985 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
11986 insn alternatives. Add missing alternatives.
11987 (*vec_concatv2di_rex64_sse4_1): Likewise.
11988 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
11989 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
11990 Require TARGET_SSE.
11992 2008-05-15 Richard Guenther <rguenther@suse.de>
11994 PR tree-optimization/36009
11995 PR tree-optimization/36204
11996 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
11997 (determine_invariantness_stmt): Record the loop a store is
11998 always executed in.
11999 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
12002 2008-05-15 Richard Guenther <rguenther@suse.de>
12004 PR tree-optimization/34330
12005 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
12006 through the pointer will alias the SMT.
12008 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
12010 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
12012 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
12014 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
12016 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12017 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12019 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
12020 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
12021 (vashl_optab): New optab for vector/vector shifts.
12022 (vashr_optab): Ditto.
12023 (vlshr_optab): Ditto.
12024 (vrotl_optab): Ditto.
12025 (vrotr_optab): Ditto.
12026 (optab_subtype): New enum for optab_for_tree_code call.
12027 (optab_for_tree_code): Add enum optab_subtype argument.
12029 * optabs.c (optab_for_tree_code): Take an additional argument to
12030 distinguish between a vector shift by a scalar and vector shift by
12031 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
12032 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
12033 vector shift by a vector.
12034 (expand_widen_pattern_expr): Pass additional argument to
12035 optab_for_tree_code.
12037 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
12038 vrotl_optab, vrotr_optab.
12040 * expr.c (expand_expr_real_1): Update calls to
12041 optab_for_tree_code to distinguish between vector shifted by a
12042 scalar and vector shifted by a vector.
12043 * tree-vectorizer.c (supportable_widening_operation): Ditto.
12044 (supportable_narrowing_operation): Ditto.
12045 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
12046 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
12047 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
12048 (vect_create_epilog_for_reduction): Ditto.
12049 (vectorizable_reduction): Ditto.
12050 (vectorizable_operation): Ditto.
12051 (vect_strided_store_supported): Ditto.
12052 (vect_strided_load_supported): Ditto.
12053 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12054 * expmed.c (expand_shift): Ditto.
12056 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
12058 (ashr@var{m}3): Ditto.
12059 (vashl@var{m}3): Document new vector/vector shift standard name.
12060 (vashr@var{m}3): Ditto.
12061 (vlshr@var{m}3): Ditto.
12062 (vrotl@var{m}3): Ditto.
12063 (vrotr@var{m}3): Ditto.
12065 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
12066 (PPERM_INVERT): Ditto.
12067 (PPERM_REVERSE): Ditto.
12068 (PPERM_REV_INV): Ditto.
12069 (PPERM_ZERO): Ditto.
12070 (PPERM_ONES): Ditto.
12071 (PPERM_SIGN): Ditto.
12072 (PPERM_INV_SIGN): Ditto.
12073 (PPERM_SRC1): Ditto.
12074 (PPERM_SRC2): Ditto.
12076 * config/i386/sse.md (mulv2di3): Add SSE5 support.
12077 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
12078 allows a memory operand to be the value being added, and split it
12079 to improve vectorization.
12080 (sse5_pmacsdqh_mem): Ditto.
12081 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
12082 (sse5_mulv2div2di3_high): Ditto.
12083 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
12084 (vec_pack_trunc_v4si): Ditto.
12085 (vec_pack_trunc_v2di): Ditto.
12086 (sse5_pcmov_<mode>): Remove code that tried to use use
12087 andps/andnps instead of pcmov.
12088 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
12089 pmacsdqh instructions.
12090 (vec_widen_smult_lo_v4si): Ditto.
12092 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
12093 (PPERM_INVERT): Ditto.
12094 (PPERM_REVERSE): Ditto.
12095 (PPERM_REV_INV): Ditto.
12096 (PPERM_ZERO): Ditto.
12097 (PPERM_ONES): Ditto.
12098 (PPERM_SIGN): Ditto.
12099 (PPERM_INV_SIGN): Ditto.
12100 (PPERM_SRC1): Ditto.
12101 (PPERM_SRC2): Ditto.
12102 (ix86_expand_sse_movcc): Move the SSE5 test after the if
12104 (ix86_expand_int_vcond): If SSE5 generate all possible integer
12106 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
12107 says ignore whether the last reference is a memory operand.
12109 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12110 Paolo Bonzini <bonzini at gnu dot org>
12112 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
12115 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
12116 (vlshr<mode>3): Rename from vlshr<mode>3.
12117 (vashr<mode>3): Rename from vashr<mode>3.
12118 (mulv4sf3): Change the names of vector shift patterns.
12122 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
12125 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
12150 * config/spu/spu.md (v): New iterator macro to add v for vector types.
12151 (floatunssidf2_internal): Change vector/vector shift names.
12152 (floatunsdidf2_internal): Ditto.
12159 (vashl<mode>3): Rename from ashl<mode>3.
12160 (vashr<mode>3): Rename from ashr<mode>3.
12161 (vlshr<mode>3): Rename from lshr<mode>3.
12162 (vrotl<mode>3): Rename from rotl<mode>3.
12164 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12167 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
12168 multiply gives the wrong value when doing widening multiplies.
12169 (vec_widen_smult_lo_v4si): Ditto.
12171 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12173 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
12174 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
12175 emit_library_call_value.
12176 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
12177 * tree.h (ECF_LIBCALL_BLOCK): Removed.
12178 * calls.c (initialize_argument_information, precompute_arguments,
12179 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
12180 (precompute_arguments): Removed flags parameter.
12181 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
12183 2008-05-14 Richard Guenther <rguenther@suse.de>
12185 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
12186 Make sure to register the store if the use is a PHI_NODE.
12188 2008-05-14 Olivier Hainque <hainque@adacore.com>
12190 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
12191 memory if the component is to be referenced in BLKmode according
12192 to get_inner_reference.
12194 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
12196 * calls.c (emit_library_call_value_1): Restore code clearing
12197 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
12199 2008-05-14 Olivier Hainque <hainque@adacore.com>
12200 Nicolas Roche <roche@adacore.com>
12202 * configure.ac: Add support for a "gcc_subdir" variable in
12203 config-lang.in, to denote a subdirectory where the language/GCC
12204 integration files are to be found.
12205 * configure: Regenerate.
12207 2008-05-14 Ira Rosen <irar@il.ibm.com>
12209 PR tree-optimization/36098
12210 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
12211 value for the first load in the group in case of a gap.
12212 (vect_build_slp_tree): Check that there are no gaps in loads.
12214 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12216 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
12217 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
12218 expand_copysign_bit, ): Change call to emit_no_conflict_block to
12219 emit_insn and remove unneeded code to construct extra args.
12220 (emit_no_conflict_block): Removed.
12221 * optabls.h: (emit_no_conflict_block): Removed.
12222 * cse.c (cse_extended_basic_block): Remove search for
12223 REG_NO_CONFLICT note.
12224 * global.c: Removed incorrect comment added in revision 117.
12225 * expr.c (convert_move): Change call to emit_no_conflict_block to
12227 * recog.c: Change comments so that they do not mention
12229 * local_alloc.c (combine_regs): Removed last parameter.
12230 (no_conflict_p): Removed.
12231 (block_alloc): Removed note, no_conflict_combined_regno and set
12232 local vars. Removed all code to process REG_NO_CONFLICT blocks.
12233 (combine_regs): Removed already_dead and code to look for
12234 REG_NO_CONFLICT notes.
12235 * lower_subreg (remove_retval_note): Removed code to look for
12236 REG_NO_CONFLICT block.
12237 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
12238 (resolve_clobber): Remove code to process libcalls that have
12239 REG_NO_CONFLICT notes.
12240 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
12242 * combine.c (can_combine_p, distribute_notes): Removed
12243 REG_NO_CONFLICT case.
12244 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
12246 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
12247 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
12249 * reg-notes.def (NO_CONFLICT): Removed.
12251 2008-05-14 David S. Miller <davem@davemloft.net>
12253 * config/sparc/sparc.c (sparc_profile_hook): If
12254 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
12255 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
12256 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12258 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
12260 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
12262 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
12265 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
12266 and op1 expansion before vector concat to have less live pseudos.
12268 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
12270 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
12271 ix86_expand_vector_set if supported.
12273 2008-05-13 Diego Novillo <dnovillo@google.com>
12274 Kenneth Zadeck <zadeck@naturalbridge.com>
12276 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
12278 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
12279 phinodes_print_statistics, init_ssanames, fini_ssanames,
12280 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
12281 release_ssa_name, release_defs, replace_ssa_name_symbol,
12282 ssanames_print_statistics): Move ...
12283 * tree-flow.h: ... here.
12284 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
12285 Use FN instead of cfun.
12286 (make_ssa_name_fn): Rename from make_ssa_name.
12287 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
12288 * tree-flow-inline.h (make_ssa_name): Move from
12289 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
12290 * omp-low.c (expand_omp_parallel):
12291 * tree-flow-inline.h (redirect_edge_var_map_result):
12292 * tree-ssa.c (init_tree_ssa): Add argument FN.
12293 Use it instead of cfun. Update all users.
12295 2008-05-13 Tom Tromey <tromey@redhat.com>
12297 PR preprocessor/22168:
12298 * doc/cpp.texi (Top): Update menu.
12299 (Alternatives to Wrapper #ifndef): New node.
12300 (Other Directives): Document deprecation.
12301 (Obsolete Features): Remove menu.
12302 (Assertions): Merge node into Obsolete Features.
12303 (Obsolete once-only headers): Move earlier; rename to Alternatives
12304 to Wrapper #ifndef.
12305 * doc/cppopts.texi: Update.
12306 * c.opt (Wdeprecated): Enable for C and ObjC.
12307 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
12308 (C++ Dialect Options): Move -Wno-deprecated from here to...
12309 (Warning Options): ... here.
12311 2008-05-13 Richard Guenther <rguenther@suse.de>
12313 PR middle-end/36227
12314 * fold-const.c (fold_sign_changed_comparison): Do not allow
12315 changes in pointer-ness.
12317 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12320 * config/sh/sh.c (sh_expand_prologue): Don't clear
12321 RTX_FRAME_RELATED_P for push insns.
12323 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
12325 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
12327 2008-05-12 Anatoly Sokolov <aesok@post.ru>
12329 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
12330 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
12331 Use 'machine->is_leaf' instead of 'leaf_func_p'.
12333 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
12335 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
12336 (*vec_concatv4sf_sse): This.
12337 (*sse2_concatv2si): Renamed to ...
12338 (*vec_concatv2si_sse2): This.
12339 (*sse1_concatv2si): Renamed to ...
12340 (*vec_concatv2si_sse): This.
12341 (*vec_concatv2di_rex): Renamed to ...
12342 (*vec_concatv2di_rex64): This.
12343 (*vec_concatv2si_sse4_1): New.
12344 (*vec_concatv2di_rex64_sse4_1): Likewise.
12346 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
12348 PR rtl-optimization/36111
12349 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
12350 that was created for swappable operands.
12352 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
12355 * Makefile.in: Substitute GNATMAKE and GNATBIND.
12356 * configure.ac: Add call to ACX_PROG_GNAT.
12358 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
12360 * optc-gen.awk: Fix comment typo.
12362 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12364 * pretty-print.c (pp_integer_with_precision): Use
12365 HOST_LONG_LONG_FORMAT.
12367 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
12369 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
12371 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
12373 * config/i386/i386.c (bdesc_ptest): Removed.
12374 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
12375 (bdesc_args): Add __builtin_ia32_ptestz128,
12376 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
12377 (ix86_init_mmx_sse_builtins): Updated.
12378 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
12379 (ix86_expand_builtin): Updated.
12381 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
12383 * tree-cfg.c (valid_fixed_convert_types_p): New function.
12384 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
12386 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
12388 * value-prof.c (interesting_stringop_to_profile): Do not
12389 return early for BUILT_IN_MEMPCPY.
12391 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
12393 * calls.c (expand_call): Don't use callgraph to increase
12394 preferred_stack_boundary.
12396 * cgraph.h (cgraph_rtl_info): Use unsigned on
12397 preferred_incoming_stack_boundary.
12399 * final.c (rest_of_clean_state): Use unsigned on
12400 preferred_stack_boundary.
12402 2008-05-09 Tom Tromey <tromey@redhat.com>
12404 PR preprocessor/22231:
12405 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
12408 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
12410 PR tree-optimization/36129
12411 * tree-ssa-ccp.c: Include value-prof.h.
12412 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
12413 built-in function was folded to a constant.
12414 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
12416 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
12417 Sebastian Pop <sebastian.pop@amd.com>
12419 * tree-scalar-evolution.c: Document instantiate_scev.
12420 (instantiate_parameters_1): Renamed instantiate_scev_1.
12421 Don't use the same loop for instantiation_loop and evolution_loop.
12422 (instantiate_scev): New.
12423 (instantiate_parameters): Moved...
12424 (resolve_mixers): Update call to instantiate_scev_1 to pass the
12425 same loop twice. Maintains the semantics for this function.
12426 * tree-scalar-evolution.h (instantiate_scev): Declare.
12427 (instantiate_parameters): ...here. Now static inline.
12428 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
12429 instead of resolve_mixers.
12431 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
12433 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
12435 2008-05-09 Tomas Bily <tbily@suse.cz>
12437 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
12438 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
12439 * tree-ssa-structalias.c (get_constraint_for): Likewise.
12440 * c-common.c (c_common_truthvalue_conversion): Likewise.
12441 * tree-object-size.c (compute_object_offset): Likewise.
12442 * tree-inline.c (estimate_num_insns_1): Likewise.
12443 * varasm.c (const_hash_1, compare_constant, copy_constant)
12444 (compute_reloc_for_constant, output_addressed_constants)
12445 (initializer_constant_valid_p): Likewise.
12446 * c-omp.c (check_omp_for_incr_expr): Likewise.
12447 * gimplify.c (gimplify_expr): Likewise.
12448 * c-typeck.c (c_finish_return): Likewise.
12449 * tree-vectorizer.c (supportable_widening_operation)
12450 (supportable_narrowing_operation): Likewise.
12451 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
12452 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
12453 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
12454 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
12455 (descr_info_loc): Likewise.
12456 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
12457 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
12458 (fold_unary): Likewise.
12459 * builtins.c (get_pointer_alignment): Likewise.
12460 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
12461 (instantiate_parameters_1): Likewise.
12462 * tree.c (expr_align, stabilize_reference): Likewise.
12463 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
12464 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
12465 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
12466 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
12467 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
12468 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
12470 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
12471 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
12472 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
12473 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
12474 (forward_propagate_comparison)
12475 (tree_ssa_forward_propagate_single_use_vars): Likewise.
12476 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
12477 * emit-rtl.c (component_ref_for_mem_expr)
12478 (set_mem_attributes_minus_bitpos): Likewise.
12479 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
12480 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
12482 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
12483 (build_function_call, pointer_diff, build_compound_expr)
12484 (c_finish_return): Likewise.
12485 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
12486 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
12488 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
12489 * expr.c (is_aligning_offset): Likewise.
12490 * tree-ssa-alias.c (is_escape_site): Likewise.
12491 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
12492 (check_all_va_list_escapes): Likewise.
12493 * tree-ssa-loop-ivopts.c (determine_base_object)
12494 (determine_common_wider_type): Likewise.
12495 * dojump.c (do_jump): Likewise.
12496 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
12497 * tree-gimple.c (is_gimple_cast): Likewise.
12498 * fold-const.c (decode_field_reference, )
12499 (fold_sign_changed_comparison, fold_unary, fold_comparison)
12500 (fold_binary): Likewise.
12501 * tree-ssa-alias-warnings.c (find_alias_site_helper)
12502 (already_warned_in_frontend_p): Likewise.
12503 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
12504 * tree.c (really_constant_p, get_unwidened): Likewise.
12505 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
12506 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
12507 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
12509 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
12511 (CONVERT_EXPR_P): Define.
12512 (CASE_CONVERT): Define.
12514 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
12516 PR middle-end/36117
12517 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
12518 (delete_unmarked_insns): When deleting a call, call
12519 delete_unreachable_blocks.
12520 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
12521 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
12523 2008-05-08 Richard Guenther <rguenther@suse.de>
12525 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
12526 (-ftree-salias): Likewise.
12527 (salias-max-implicit-fields): Remove param documentation.
12528 (salias-max-array-elements): Likewise.
12529 * tree-pass.h (pass_create_structure_vars): Remove.
12530 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
12531 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
12532 * tree-ssa-alias.c (create_structure_vars): Remove.
12533 (gate_structure_vars): Likewise.
12534 (pass_create_structure_vars): Likewise.
12535 (gate_build_alias): Likewise.
12536 (pass_build_alias): Adjust to run always and dump the function.
12537 * common.opt (ftree-salias): Hide.
12538 * passes.c (init_optimization_passes): Remove
12539 pass_create_structure_vars, adjust comment.
12540 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
12541 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
12542 * opts.c (decode_options): Do not set flag_tree_salias.
12543 (common_handle_option): Add OPT_ftree_salias to the backward
12544 compatibility section.
12546 2008-05-08 Richard Guenther <rguenther@suse.de>
12548 * tree-flow-inline.h (var_can_have_subvars): Move ...
12549 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
12550 * tree-flow.h (var_can_have_subvars): Remove.
12551 (push_fields_onto_fieldstack): Remove.
12552 (sort_fieldstack): Likewise.
12553 (struct fieldoff): Move ...
12554 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
12555 alias_set and base_for_components fields.
12556 (sort_fieldstack): Make static.
12557 (push_fields_onto_fieldstack): Likewise. Remove code that
12558 handles anything but RECORD_TYPEs. Remove alias_set and
12559 base_for_components handling.
12560 (create_variable_info_for): Adjust.
12562 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
12564 * common.opt (Wframe-larger-than=): Shorten the help message
12566 * doc/invoke.texi (Wframe-larger-than=): Add more description.
12568 2008-05-08 Rafael Espindola <espindola@google.com>
12570 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
12572 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
12573 trap and that both operands are gimple values.
12574 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
12575 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
12578 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
12580 * read-rtl.c (join_c_conditions): Return the first string if the
12581 two strings are equal.
12583 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
12585 * gensupport.h (pred_data): Add a "num_codes" field.
12586 (add_predicate_code): Declare.
12587 * gensupport.c (add_predicate_code): New function.
12588 (std_pred_table): Add an "allows_const_p" field.
12589 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
12590 Remove the (incomplete) list of such codes from the codes field.
12591 (init_predicate_table): Use add_predicate_code. Add all
12592 RTX_CONST_OBJs if allows_const_p is true.
12593 * genrecog.c (process_define_predicate): Use add_predicate_code.
12595 2008-05-08 David Daney <ddaney@avtrex.com>
12596 Richard Sandiford <rsandifo@nildram.co.uk>
12598 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
12599 special case of constant zero operands.
12600 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
12601 old and new values. Special case constant zero values.
12602 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
12604 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
12605 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
12607 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
12610 * simplify-rtx.c (simplify_plus_minus): Create CONST of
12611 similar RTX_CONST_OBJ before CONST_INT.
12613 2008-05-08 Steve Ellcey <sje@cup.hp.com>
12615 * stmt.c (expand_stack_restore): Change sa mode if needed.
12617 2008-05-08 Richard Guenther <rguenther@suse.de>
12619 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
12620 return type to bool.
12621 (ix86_sol10_return_in_memory): Likewise.
12622 (ix86_i386elf_return_in_memory): Likewise.
12623 (ix86_i386interix_return_in_memory): Likewise.
12624 * config/i386/i386.c (ix86_return_in_memory): Likewise.
12625 (ix86_sol10_return_in_memory): Likewise.
12626 (ix86_i386elf_return_in_memory): Likewise.
12627 (ix86_i386interix_return_in_memory): Likewise.
12629 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
12632 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
12634 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
12635 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
12638 2008-05-08 Richard Guenther <rguenther@suse.de>
12640 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
12641 * tree-data-ref.h (struct dr_alias): Remove subvars field.
12642 (DR_SUBVARS): Remove.
12643 * tree-dfa.c (dump_subvars_for): Remove.
12644 (debug_subvars_for): Likewise.
12645 (dump_variable): Do not dump subvars.
12646 (remove_referenced_var): Do not remove subvars.
12647 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
12648 (lookup_subvars_for_var): Remove.
12649 (get_subvars_for_var): Likewise.
12650 (get_subvars_at): Likewise.
12651 (get_first_overlapping_subvar): Likewise.
12652 (overlap_subvar): Likewise.
12653 * tree-flow.h (subvar_t): Remove.
12654 (struct var_ann_d): Remove subvars field.
12655 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
12656 argument. Remove special handling of SFTs.
12657 (compute_tag_properties): Likewise.
12658 (set_initial_properties): Likewise.
12659 (compute_call_clobbered): Likewise.
12660 (count_mem_refs): Likewise.
12661 (compute_memory_partitions): Likewise.
12662 (compute_flow_insensitive_aliasing): Likewise.
12663 (setup_pointers_and_addressables): Likewise.
12664 (new_type_alias): Likewise.
12665 (struct used_part): Remove.
12666 (used_portions): Likewise.
12667 (struct used_part_map): Likewise.
12668 (used_part_map_eq): Likewise.
12669 (used_part_map_hash): Likewise.
12670 (free_used_part_map): Likewise.
12671 (up_lookup): Likewise.
12672 (up_insert): Likewise.
12673 (get_or_create_used_part_for): Likewise.
12674 (create_sft): Likewise.
12675 (create_overlap_variables_for): Likewise.
12676 (find_used_portions): Likewise.
12677 (create_structure_vars): Likewise.
12678 * tree.def (STRUCT_FIELD_TAG): Remove.
12679 * tree.h (MTAG_P): Adjust.
12680 (struct tree_memory_tag): Remove base_for_components and
12681 unpartitionable flags.
12682 (struct tree_struct_field_tag): Remove.
12683 (SFT_PARENT_VAR): Likewise.
12684 (SFT_OFFSET): Likewise.
12685 (SFT_SIZE): Likewise.
12686 (SFT_NONADDRESSABLE_P): Likewise.
12687 (SFT_ALIAS_SET): Likewise.
12688 (SFT_UNPARTITIONABLE_P): Likewise.
12689 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
12690 (union tree_node): Remove sft field.
12691 * alias.c (get_alias_set): Remove special handling of SFTs.
12692 * print-tree.c (print_node): Remove handling of SFTs.
12693 * tree-dump.c (dequeue_and_dump): Likewise.
12694 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
12695 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
12696 * tree-predcom.c (set_alias_info): Do not set subvars.
12697 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
12698 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
12699 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
12700 (add_vars_for_offset): Remove.
12701 (add_virtual_operand): Remove special handling of SFTs.
12702 (add_call_clobber_ops): Likewise.
12703 (add_call_read_ops): Likewise.
12704 (get_asm_expr_operands): Likewise.
12705 (get_modify_stmt_operands): Likewise.
12706 (get_expr_operands): Likewise.
12707 (add_to_addressable_set): Likewise.
12708 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
12709 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
12710 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
12711 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
12712 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
12713 (tree_node_structure): Likewise.
12714 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
12716 (find_what_p_points_to): Likewise.
12718 2008-05-08 Sa Liu <saliu@de.ibm.com>
12720 * config/spu/spu.md: Fixed subti3 pattern.
12722 2008-05-08 Richard Guenther <rguenther@suse.de>
12724 PR middle-end/36154
12725 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
12726 sure to create a representative for trailing arrays for PTA.
12728 2008-05-08 Richard Guenther <rguenther@suse.de>
12730 PR middle-end/36172
12731 * fold-const.c (operand_equal_p): Two objects which types
12732 differ in pointerness are not equal.
12734 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
12736 * calls.c (compute_argument_block_size): Add argument tree fndecl.
12737 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
12738 (emit_library_call_value_1): Add new variable fndecl initialized by
12739 NULL_TREE. It should be the decl type of orgfun, but this information
12740 seems not to be available here, so it uses the default calling abi.
12741 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
12742 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
12743 by TARGET_RETURN_IN_MEMORY.
12744 * config/i386/i386-interix.h: Likewise.
12745 * config/i386/i386.h: Likewise.
12746 * config/i386/i386elf.h: Likewise.
12747 * config/i386/ptx4-i.h: Likewise.
12748 * config/i386/sol2-10.h: Likewise.
12749 * config/i386/sysv4.h: Likewise.
12750 * config/i386/vx-common.h: Likewise.
12751 * config/cris/cris.h: Removed #if 0 clause.
12752 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
12753 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
12755 (ix86_sol10_return_in_memory): Likewise.
12756 (ix86_i386elf_return_in_memory): New.
12757 (ix86_i386interix_return_in_memory): New.
12758 * config/mt/mt-protos.h (mt_return_in_memory): New.
12759 * config/mt/mt.c: Likewise.
12760 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
12761 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
12762 * config/bfin/bfin.h: Likewise.
12763 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
12765 * config/bfin/bfin.c: Likewise.
12766 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
12767 * config/alpha/unicosmk.h: Likewise.
12768 * config/i386/cygming.h: Likewise.
12769 * config/iq2000/iq2000.h: Likewise.
12770 * config/mips/mips.h: Likewise.
12771 * config/mn10300/mn10300.h: Likewise.
12772 * config/rs6000/rs6000.h: Likewise.
12773 * config/score/score.h: Likewise.
12774 * config/spu/spu.h: Likewise.
12775 * config/v850/v850.h: Likewise.
12776 * defaults.h: Likewise.
12777 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
12778 * expr.c (emit_block_move): Adjust use of
12779 OUTGOING_REG_PARM_STACK_SPACE.
12780 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
12781 OUTGOING_REG_PARM_STACK_SPACE.
12782 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
12784 2008-05-08 Jakub Jelinek <jakub@redhat.com>
12786 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
12787 on OMP_RETURN for OMP_FOR.
12790 * dwarf2out.c (dw_expand_expr, common_check): Removed.
12791 (fortran_common): New function.
12792 (gen_variable_die): Call fortran_common instead of common_check,
12793 adjust for it returning tree instead of rtx. Formatting.
12795 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
12799 * see.c (see_copy_insn): Copy new pure const attributes for new call.
12800 * c-decl.c (merge_decls): Ditto.
12801 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
12802 to RTL_CONST_OR_PURE_CALL_P.
12803 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
12804 Initialized DECL_LOOPING_CONST_PURE.
12805 (process_call_operands): Set tree_side_effects properly.
12806 * tree.h (TREE_READONLY_DECL_P): Removed.
12807 (DECL_IS_PURE): Renamed to DECL_PURE_P.
12808 (DECL_LOOPING_OR_CONST_P): New macro.
12809 (struct tree_function_decl): Added looping_const_or_pure_p.
12810 (ECF_*) Renumbered.
12811 (ECF_LOOPING_OR_CONST_P): New macro.
12812 * rtlanal.c (pure_const_p): Removed.
12813 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
12814 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
12815 to RTL_CONST_CALL_P.
12816 * ipa-pure-const.c (pure_const_state_e): Added looping field.
12817 (check_decl, check_tree, check_call, scan_function): Initialize
12819 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
12820 (static_execute): Set looping true for recursive functions.
12821 Undo setting state to IPA_NEITHER for recursive functions.
12822 * cse.c (cse_insn):
12823 * ifcvt.c (noce_can_store_speculate_p): Changed
12824 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
12825 RTL_CONST_OR_PURE_CALL_P.
12826 * dse.c (scan_insn): Ditto.
12827 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
12828 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
12829 RTL_CONST_OR_PURE_CALL_P.
12830 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
12831 pure_call_p to RTL_CONST_CALL_P.
12832 * gimplify.c (gimplify_call_expr): Clear side effects for
12833 non-looping pure and constant calls.
12834 * calls.c (emit_call_1): Set rtl flags from ecf flags.
12835 (flags_from_decl_or_type): Set ecf flags from decl flags.
12836 (initialize_argument_information): Turn off
12837 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
12838 Change const to pure if callee_copies is true rather than just
12840 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
12841 way of marking pure calls.
12842 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
12843 Remove hack that was supposed to fix pr7335 and remove old
12844 way of marking pure calls.
12845 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
12846 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
12847 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
12848 RTL_CONST_OR_PURE_CALL_P.
12849 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
12850 * loop-invariant.c (find_exits, find_invariant_bb): Changed
12851 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
12852 * sched-deps.c (schedule_analyze): Ditto.
12853 * rtl.h (struct rtx_def): Use call field, unchanging field, and
12854 return_val field of calls to represent pure and const function info.
12855 (CONST_OR_PURE_CALL_P): Deleted macro.
12856 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
12857 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
12858 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
12860 * tree-optimize.c (execute_fixup_cfg): Added test for
12861 ECF_LOOPING_CONST_OR_PURE.
12862 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
12864 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
12865 effects for looping pure or const calls.
12866 (verify_gimple_expr): Added verification code.
12867 * config/alpha/alpha.c (alpha_legitimize_address,
12868 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
12870 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
12871 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
12872 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
12873 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
12874 RTL_CONST_OR_PURE_CALL_P.
12875 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
12876 and const calls to be deleted.
12878 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
12881 * config/i386/mmx.md (mmx_subv2sf3): New expander.
12882 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
12883 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
12884 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
12885 to handle nonimmediate operands.
12886 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
12887 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
12888 to handle nonimmediate operands.
12889 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
12890 (mmx_pmulhrwv4hi3): New expander. Use
12891 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12892 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
12893 (sse2_umulv1siv1di3): New expander. Use
12894 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12895 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
12896 (mmx_eq<mode>3): New expander. Use
12897 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12898 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
12899 (mmx_uavgv8qi3): New expander. Use
12900 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12901 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
12902 (mmx_uavgv4hi3): New expander. Use
12903 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12905 * config/i386/sse.md
12906 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
12907 to handle nonimmediate operands.
12908 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
12909 to handle nonimmediate operands.
12910 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
12911 to handle nonimmediate operands.
12912 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
12913 to handle nonimmediate operands.
12914 (sse2_unpckhpd_exp): New expander. Use
12915 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12916 (sse2_unpcklpd_exp): New expander. Use
12917 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12918 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
12919 to handle nonimmediate operands.
12920 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
12921 to handle nonimmediate operands.
12922 (*sse2_<plusminus_insn><mode>3): Rename from
12923 sse2_<plusminus_insn><mode>3 insn pattern.
12924 (sse2_<plusminus_insn><mode>3): New expander. Use
12925 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12926 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
12927 (sse2_umulv2siv2di3): New expander. Use
12928 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12929 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
12930 (sse4_1_mulv2siv2di3): New expander. Use
12931 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12932 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
12933 (sse2_pmaddwd): New expander. Use
12934 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12935 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
12936 (sse2_eq<mode>3): New expander. Use
12937 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12938 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
12939 (sse4_1_eqv2di3): New expander. Use
12940 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12941 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
12942 (sse2_uavgv16qi3): New expander. Use
12943 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12944 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
12945 (sse2_uavgv16qi3): New expander. Use
12946 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12947 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
12948 (sse2_uavgv8hi3): New expander. Use
12949 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12950 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
12951 (ssse3_pmulhrswv8hi3): New expander. Use
12952 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12953 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
12954 (ssse3_pmulhrswv4hi3): New expander. Use
12955 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12957 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
12958 (<sse>_vmmul<mode>3): Ditto.
12959 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
12961 (ssse3_pmaddubsw128): Use register_operand for operand 1.
12962 (ssse3_pmaddubsw): Ditto.
12964 * config/i386/i386.c (struct_builtin_description)
12965 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
12966 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
12967 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
12968 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
12969 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
12970 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
12971 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
12972 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
12973 (ix86_fixup_binary_operands): Assert that src1
12974 and src2 must have the same mode when swapped.
12975 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
12976 and ix86_binary_operator_ok. Do not force operands in registers
12979 2008-05-07 Jan Hubicka <jh@suse.cz>
12981 * cgraph.c (dump_cgraph_node): Update.
12982 * cgraph.h (cgraph_local_info): Break out inline summary.
12983 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
12985 * ipa-inline (inline_summary): New accestor function.
12986 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
12987 cgraph_decide_inlining, compute_inline_parameters): Update.
12988 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
12990 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
12992 Cleanup ColdFire scheduling support and add V4 pipeline model.
12994 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
12995 (define_attr cpu): Add cfv4 value.
12996 (define_attr type, define_attr type1): Merge into a single 'type'
12997 attribute. Update all uses.
12998 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
12999 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
13001 (define_attr opx_mem, define_attr opy_mem): Remove.
13002 (define_attr op_mem): Clean up, update comment.
13003 (define_attr size): Use specific values instead of general int.
13004 (define_attr guess, define_attr split): Remove. Update all uses.
13005 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
13006 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
13007 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
13008 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
13009 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
13010 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
13011 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
13012 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
13013 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
13014 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
13015 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
13016 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
13017 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
13018 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
13019 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
13020 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
13021 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
13022 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
13023 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
13024 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
13025 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
13026 Update or set attributes.
13027 (stack_tie): New fake instruction.
13029 * config/m68k/m68k.h (TUNE_CFV4): New macro.
13030 (m68k_sched_attr_size): Update declaration.
13031 (m68k_sched_attr_type2): Remove.
13032 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
13033 Declare new bypass predicates.
13035 * config/m68k/m68k.c (m68k_sched_issue_rate,
13036 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
13038 (TARGET_SCHED_ISSUE_RATE,
13039 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
13040 (override_options): Handle scheduling for ColdFire V4 core.
13041 (m68k_expand_prologue): Emit stack_tie.
13042 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
13043 'OP_TYPE_FPN'. Update all uses.
13044 (sched_guess_p): Remove.
13045 (sched_address_type): Handle symbolic addresses.
13046 (sched_get_operand): New static function.
13047 (sched_operand_type): Merge into sched_attr_op_type.
13048 (sched_attr_op_type): Handle FP registers, handle quick constants,
13050 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
13051 (m68k_sched_attr_size): Update. Move logic to ...
13052 (sched_get_attr_size_int): New static function.
13053 (sched_get_opxy_mem_type): New static function.
13054 (m68k_sched_attr_op_mem): Update.
13055 (m68k_sched_attr_type2): Remove.
13056 (sched_cfv4_bypass_data): New static variable.
13057 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
13058 (m68k_sched_issue_rate): Implement scheduler hook.
13059 (struct _sched_ib: enabled_p): New field.
13060 (m68k_sched_variable_issue): Update. Handle V4.
13061 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
13062 sched_dump_class_func_t, sched_dump_split_class,
13063 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
13064 sched_dump_dfa_class, m68k_sched_dump): Remove.
13065 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
13067 (m68k_sched_init_global): Remove statisctics dumping, introduce
13068 sanity check that all instructions have pipeline reservations. Handle
13070 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
13071 Handle ColdFire V4 core.
13072 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
13073 New static functions.
13074 (m68k_sched_address_bypass_p): New bypass predicate.
13075 (sched_get_indexed_address_scale): New static function.
13076 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
13078 * cf.md: Update comments.
13079 (define_attr type2): Remove. Use 'type' attribute instead.
13081 (cf_ib): Rename to cfv123_ib. Update all uses.
13082 (cf_oep): Rename to cfv123_oep. Update all uses.
13083 (cf_chr): Rename to cfv123_chr. Update all uses.
13084 (cf_mem): Rename to cfv123_mem. Update all uses.
13085 (cf_mac): Move to more appropriate place.
13086 (cfv123_guess): New automaton and cpu_unit.
13087 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
13088 Update uses of 'size' attribute. Handle before reload scheduling.
13089 (cfv123_guess): New dummy reservation for unhandled instructions.
13090 (cfv4_*): Pipeline description of ColdFire V4 core.
13091 (ignore): New reservation to handle 'ignore' type.
13093 2008-05-07 Ian Lance Taylor <iant@google.com>
13095 PR middle-end/36013
13096 * gimplify.c (find_single_pointer_decl_1): Don't look through
13098 (find_single_pointer_decl): Adjust comments.
13100 2008-05-07 Jakub Jelinek <jakub@redhat.com>
13102 PR middle-end/36137
13103 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
13104 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
13106 PR middle-end/36106
13107 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
13108 integral type rather than floating point, then VIEW_CONVERT_EXPR
13109 to the floating point type.
13111 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13113 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
13114 TFmode op0 to register.
13116 2008-05-07 Alan Modra <amodra@bigpond.net.au>
13118 * c-decl.c (grokdeclarator): Comment typo.
13120 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
13122 * tree-flow.h: Remove prototype for computed_goto_p.
13123 * tree-cfg.c (computed_goto_p): Make static.
13125 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
13128 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
13129 (contains_aligned_value_p): This. Handle _Decimal128.
13130 (ix86_function_arg_boundary): Only align _Decimal128 to its
13131 natural boundary and handle it properly.
13133 2008-05-06 Martin Jambor <mjambor@suse.cz>
13135 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
13136 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
13137 (ipcp_method_set_orig_node): Removed.
13138 (ipcp_cval_get_cvalue_type): Removed.
13139 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
13140 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
13141 (ipcp_cval_set_cvalue_type): Removed.
13142 (ipcp_cval_get_cvalue): Removed.
13143 (ipcp_cval_set_cvalue): Removed.
13144 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
13145 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
13146 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
13147 (ipcp_cval_meet): Renamed to ipa_lattice_meet
13148 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
13149 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
13150 (ipcp_get_ith_lattice): Changed parameters.
13151 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
13152 (ipcp_lattice_from_jfunc): Changed parameters.
13153 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
13154 (ipcp_method_cval_print): Added temporary variable info.
13155 (ipcp_redirect): Removed already unused local variable caller.
13156 (ipcp_redirect): New temporary variable orig_callee_info
13157 (ipcp_redirect): Removed newly unused local variable callee.
13158 (ipcp_redirect): Removed (a bit confusing) local variable type.
13159 (ipcp_insert_stage): Added local variable info.
13160 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
13162 (ipcp_formal_create): Removed.
13163 (ipcp_method_cval_set): Removed.
13164 (ipcp_propagate_stage): Renamed lattice variables.
13165 (ipcp_method_cval_set_cvalue_type): Removed.
13166 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
13167 (ipcp_print_all_lattices): Changed printed strings to refer to
13168 lattices rather than cvals.
13169 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
13170 (ipcp_propagate_const): Changed formal parameters.
13171 (build_const_val): Changed formal parameters.
13172 (ipcp_insert_stage): Removed useless variable cvalue
13173 (build_const_val): Changed formal parameters.
13174 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
13175 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
13176 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
13177 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
13178 (ipcp_print_func_profile_counts): Changed string from "method" to
13180 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
13181 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
13182 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
13183 (ipcp_structures_print): Renamed to ipcp_print_all_structures
13184 (ipcp_profile_print): Renamed to ipcp_print_profile_data
13185 (ipcp_lat_is_const): Changed parameters and made inline.
13186 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
13187 (ipcp_redirect): Renamed to ipcp_need_redirect_p
13188 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
13189 the predicate condition directly
13190 (ipcp_propagate_stage): Added local variable args. Removed local
13191 variable callee. (Both are mere code simplifications.)
13192 (ipcp_method_dont_insert_const): Renamed to
13193 ipcp_node_not_modifiable_p.
13194 (ipcp_node_not_modifiable_p): Made inline.
13195 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
13196 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
13197 (ipcp_print_all_lattices): Removed variable cvalue
13198 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
13201 2008-05-06 Olivier Hainque <hainque@adacore.com>
13203 * tree-sra.c (try_instantiate_multiple_fields): Early return
13204 if field has POINTER_TYPE.
13206 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
13208 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
13209 by using 'q' specifier for instruction.
13210 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
13212 2008-05-06 Anatoly Sokolov <aesok@post.ru>
13214 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
13215 Change mode of zero_extract from QImode to HImode.
13216 (sign bit tests peepholes): (Ditto.).
13218 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
13220 * config/i386/mmx.md: Remove double backslashes from asm templates.
13221 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
13222 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13223 to handle nonimmediate operands.
13224 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
13225 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13226 to handle nonimmediate operands.
13227 (*mmx_<code>v2sf3_finite): New insn pattern.
13228 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
13229 (mmx_<code>v2sf3): New expander. Use
13230 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13231 (mmx_<plusminus_insn><mode>3): New expander. Use
13232 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13233 (*mmx_<plusminus_insn><mode>3): New insn pattern.
13234 (mmx_add<mode>3): Removed.
13235 (mmx_ssadd<mode>3): Ditto.
13236 (mmx_usadd<mode>3): Ditto.
13237 (mmx_sub<mode>3): Ditto.
13238 (mmx_sssub<mode>3): Ditto.
13239 (mmx_ussub<mode>3): Ditto.
13240 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
13241 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
13242 to handle nonimmediate operands.
13243 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
13245 (mmx_smulv4hi3_highpart): New expander. Use
13246 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13247 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
13249 (mmx_umulv4hi3_highpart): New expander. Use
13250 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13251 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
13252 (mmx_<code>v4hi3): New expander. Use
13253 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13254 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
13255 (mmx_<code>v8qi3): New expander. Use
13256 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13257 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
13258 (mmx_<code><mode>3): New expander. Use
13259 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13261 2008-05-05 Jan Hubicka <jh@suse.cz>
13263 PR tree-optimization/36118
13264 * passes.c (pass_init_dump_file): Fix dump header.
13266 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13268 PR middle-end/36141
13269 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
13270 VCE for function decls.
13272 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
13274 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
13276 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
13278 * config/i386/i386.md (sat_plusminus): New.
13279 (plusminus_insn): Likewise.
13280 (plusminus_mnemonic): Likewise.
13282 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
13283 (*<addsub><mode>3_cc_overflow): Renamed to ...
13284 (*<plusminus_insn><mode>3_cc_overflow): This.
13285 (*<addsub>si3_zext_cc_overflow): Renamed to ...
13286 (*<plusminus_insn>si3_zext_cc_overflow): This.
13288 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
13289 (<plusminus_insn><mode>3): This.
13290 (*<addsub><mode>3): Renamed to ...
13291 (*<plusminus_insn><mode>3): This.
13292 (<sse>_vm<addsub><mode>3): Renamed to ...
13293 (<sse>_vm<plusminus_insn><mode>3): This.
13294 (sse3_h<addsub>v4sf3): Renamed to ...
13295 (sse3_h<plusminus_insn>v4sf3): This.
13296 (sse3_h<addsub>v2df3): Renamed to ...
13297 (sse3_h<plusminus_insn>v2df3): This.
13298 (<plusminus_insn><mode>3): New.
13299 (*<plusminus_insn><mode>3): Likewise.
13300 (sse2_<plusminus_insn><mode>3): Likewise.
13301 (add<mode>): Removed.
13302 (*add<mode>3): Likewise.
13303 (sse2_ssadd<mode>3): Likewise.
13304 (sse2_usadd<mode>3): Likewise.
13305 (sub<mode>3): Likewise.
13306 (*sub<mode>3): Likewise.
13307 (sse2_sssub<mode>3): Likewise.
13308 (sse2_ussub<mode>3): Likewise.
13310 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
13312 * gthr-single.h: Add in required interface elements as per gthr.h.
13313 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
13314 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
13315 Generalize UNUSED macro.
13316 (__gthread_once): Add.
13317 (__gthread_key_create): Add.
13318 (__gthread_key_delete): Add.
13319 (__gthread_getspecific): Add.
13320 (__gthread_setspecific): Add.
13322 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
13324 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
13325 the same size types for the indirect reference on the rhs, then
13328 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
13330 * config/i386/i386.md
13331 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
13332 one insn template instead of template series.
13333 (*xordi_1_rex64): Ditto.
13334 (*xordi_2_rex64): Ditto.
13336 2008-05-05 Ira Rosen <irar@il.ibm.com>
13338 PR tree-optimization/36119
13339 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
13342 2008-06-04 Jan Hubicka <jh@suse.cz>
13344 tree-optimization/36100
13345 * tree-pass.h (pass_O0_always_inline): Declare.
13346 * ipa-inline.c (inline_transform): Remove dead code.
13347 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
13348 pass_O0_always_inline): New.
13349 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
13351 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
13353 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
13354 mnemonic in this_param move for TARGET_64BIT.
13356 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
13358 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
13359 (*strmovsi_rex_1): Ditto.
13360 (*strsetsi_1): Ditto.
13361 (*strsetsi_rex_1): Ditto.
13363 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
13364 adddicc expanders using SWI mode iterator.
13366 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
13369 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
13372 2008-05-04 David S. Miller <davem@davemloft.net>
13374 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
13375 (sparc*-*-linux*): Use linux.h in tm_file.
13376 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
13377 compiler defaulting to 32-bit.
13378 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
13380 * config/sparc/linux.h: Remove definitions now obtained
13381 properly from linux.h
13382 * config/sparc/linux64.h: Likewise.
13383 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
13384 don't want this setting for 32-bit builds in a biarch compiler.
13385 * doc/install.texi: Add sparc-linux to list of targets
13386 supporting --enable-targets=all.
13388 2008-05-03 Andrew Pinski <pinskia@gmail.com>
13390 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
13392 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
13394 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
13395 after V4SI_FTYPE_V8HI.
13396 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
13397 case V4SI_FTYPE_V2DF.
13399 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
13401 * doc/invoke.texi (max-flow-memory-locations): Removed.
13402 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
13404 2008-05-03 Richard Guenther <rguenther@suse.de>
13406 PR middle-end/34973
13407 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
13409 2008-05-02 David S. Miller <davem@davemloft.net>
13411 * config.gcc (need_64bit_hwint): Document libcpp dependency.
13413 2008-05-02 Simon Baldwin <simonb@google.com>
13416 * c-common.h (warn_array_subscript_range): Removed.
13417 * c-common.c (warn_array_subscript_range): Ditto.
13418 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
13419 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
13421 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
13423 * config/i386/i386.c (ix86_special_builtin_type): New.
13424 (bdesc_special_args): Likewise.
13425 (ix86_expand_special_args_builtin): Likewise.
13426 (ix86_init_mmx_sse_builtins): Updated.
13427 (ix86_expand_builtin): Updated.
13428 (ix86_expand_store_builtin): Removed.
13429 (ix86_expand_unop_builtin): Likewise.
13431 * config/i386/mm3dnow.h (__v2sf): Moved to ...
13432 * config/i386/mmintrin.h (__v2sf): Here.
13434 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
13436 (_mm_loadl_pi): Likewise.
13437 (_mm_storeh_pi): Replace __v2si with __v2sf.
13438 (_mm_storel_pi): Likewise.
13440 * doc/extend.texi: Correct __builtin_ia32_loadhps,
13441 __builtin_ia32_loadlps, __builtin_ia32_storehps,
13442 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
13443 __builtin_ia32_loadlpd.
13445 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
13447 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
13448 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
13449 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
13450 (ix86_init_mmx_sse_builtins): Updated.
13451 (ix86_expand_args_builtin): Likewise.
13452 (ix86_expand_builtin): Likewise.
13453 (ix86_expand_unop1_builtin): Renamed to ...
13454 (ix86_expand_unop_vec_merge_builtin): This.
13456 2008-05-01 Jan Hubicka <jh@suse.cz>
13459 * ipa-inline.c (inline_generate_summary): Make static.
13460 (inline_transform): Do not call inlining at -O0; make static.
13461 * passes.c (execute_todo): Add sanity check.
13462 (execute_one_ipa_transform_pass): Execute proper flags.
13464 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
13466 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
13467 (DECL_NONADDRESSABLE_P): Likewise.
13468 * alias.c (record_component_aliases): Fix comment.
13470 2008-05-01 Simon Baldwin <simonb@google.com>
13472 * c-common.h (warn_array_subscript_range): New function.
13473 * c-common.c (warn_array_subscript_range): Ditto.
13474 * tree-vrp.c (check_array_ref): Corrected code to agree with
13475 comment, ignoring only arrays of size 0 or size 1.
13476 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
13478 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13480 * config/i386/i386.c (ix86_builtin_type): Replace
13481 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
13482 (bdesc_args): Updated.
13483 (ix86_init_mmx_sse_builtins): Likewise.
13484 (ix86_expand_args_builtin): Likewise.
13486 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
13489 * doc/extend.texi: Correct __builtin_ia32_palignr.
13491 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13494 * config/i386/i386.c (bdesc_crc32): Removed.
13495 (ix86_expand_crc32): Likewise.
13496 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
13497 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
13498 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
13499 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
13500 UINT_FTYPE_UINT_UCHAR.
13501 (bdesc_args): Updated. Add crc32 builtins.
13502 (ix86_init_mmx_sse_builtins): Updated.
13503 (ix86_expand_args_builtin): Updated to support subreg.
13505 * doc/extend.texi: Correct __builtin_ia32_crc32di.
13507 2008-05-01 Jan Hubicka <jh@suse.cz>
13509 * tree-pass.h (opt_pass): Add IPA_PASS.
13510 (varpool_node, cgraph_node): Forward declare.
13511 (ipa_opt_pass): Define.
13512 (pass_ipa_inline): Turn into ipa_opt_pass.
13513 (pass_apply_inline): Remove.
13514 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
13515 (apply_inline): Turn into ....
13516 (inline_transform): ... this one.
13517 (inline_generate_summary): New function.
13518 (pass_apply_inline): Remove.
13519 * function.h (ipa_opt_pass): Forward declare structure; typedef;
13521 (struct function): Add ipa_transforms_to_apply.
13522 * passes.c (register_one_dump_file): Work on IPA_PASS.
13523 (init_optimization_passes): Remove pass_inline_parameters and
13525 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
13526 (execute_one_pass) ... here; apply transforms when possible.
13527 (add_ipa_transform_pass, execute_ipa_summary_asses,
13528 execute_one_ipa_transform_pass): New.
13529 (execute_ipa_pass_list): Update for IPA_PASS type.
13531 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13533 * config/i386/i386.c (ix86_builtin_type): Add
13534 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
13535 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
13536 (bdesc_args): Add SSE4a builtins.
13537 (ix86_init_mmx_sse_builtins): Updated.
13538 (ix86_expand_args_builtin): Likewise.
13539 (ix86_expand_builtin): Likewise.
13541 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13543 * config/i386/i386.c (ix86_builtin_type): Add
13544 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
13545 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
13546 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
13547 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
13548 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
13549 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
13550 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
13551 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
13552 and DI_FTYPE_DI_DI_INT.
13553 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
13554 (ix86_init_mmx_sse_builtins): Updated.
13555 (ix86_expand_args_builtin): Likewise.
13556 (ix86_expand_builtin): Likewise.
13557 (ix86_expand_binop_imm_builtin): Removed.
13559 * doc/extend.texi: Correct __builtin_ia32_palignr128.
13561 2008-04-30 Richard Guenther <rguenther@suse.de>
13563 PR tree-optimization/32921
13564 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
13566 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
13568 * config/arm/arm.c (arm_unwind_emit): Use
13569 crtl->all_throwers_are_sibcalls instead of
13570 cfun->all_throwers_are_sibcalls.
13571 (arm_output_fn_unwind): Likewise.
13572 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
13573 instead of cfun->uses_pic_offset_table.
13574 (frv_expand_prologue): Likewise.
13575 (frv_frame_pointer_required): Likewise.
13576 (frv_expand_fdpic_call): Likewise.
13577 (frv_emit_movsi): Likewise.
13578 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
13579 cfun->returns_pcc_struct instead of
13580 current_function_returns_pcc_struct.
13581 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
13582 instead of cfun->calls_eh_return.
13583 (m32c_pushm_popm): Likewise.
13584 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
13585 "extern" declaration.
13587 2008-04-30 Richard Guenther <rguenther@suse.de>
13589 PR tree-optimization/21636
13590 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
13592 (evaluate_stmt): Print the likely value.
13593 (ccp_visit_stmt): Avoid excessive vertical spacing.
13595 2008-04-30 Rafael Espindola <espindola@google.com>
13597 * builtins.c (fold_call_expr): Return realret.
13598 * tree-ssa-threadedge.c
13599 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
13600 __builtin_object_size.
13602 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
13604 * gcc.c (wrapper_string): New variable.
13605 (insert_wrapper): New function.
13606 (execute): New option -wrapper.
13607 * doc/invoke.texi (Overall Options): New driver option -wrapper.
13609 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
13611 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
13612 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
13613 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
13615 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
13616 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
13617 config/rs6000/e500crtres64gprctr.asm,
13618 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
13619 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
13620 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
13621 config/rs6000/e500crtsav64gprctr.asm,
13622 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
13623 config/rs6000/e500crtsavg64gprctr.asm: New files.
13624 * config/rs6000/t-ppccomm: Add build rules for new files.
13625 (LIB2FUNCS_STATIC_EXTRA): Add new files.
13626 * config/rs6000/t-netbsd: Add build rules for new files.
13627 (LIB2FUNCS_STATIC_EXTRA): New variable.
13628 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
13629 (CRTSAVRES_DEFAULT_SPEC): Likewise.
13630 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
13632 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
13634 * config/i386/i386.c (ix86_builtin_type): Add
13635 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
13636 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
13637 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
13638 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
13639 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
13640 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
13641 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
13642 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
13643 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
13644 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
13645 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
13646 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
13647 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
13648 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
13649 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
13650 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
13651 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
13652 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
13653 V1DI_FTYPE_V2SI_V2SI.
13654 (bdesc_2arg): Moved to ...
13655 (bdesc_args): Here.
13656 (ix86_init_mmx_sse_builtins): Updated.
13657 (ix86_expand_args_builtin): Updated. Take a pointer
13658 to const struct builtin_description. Handle comparison
13660 (ix86_expand_sse_compare): Take a new argument for swapping operands.
13661 (ix86_expand_builtin): Updated.
13663 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
13664 (ssse3_pmaddubsw128): This.
13665 (ssse3_pmaddubswv4hi3): Renamed to ...
13666 (ssse3_pmaddubsw): This.
13668 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
13669 (__builtin_ia32_packssdw128): Likewise.
13670 (__builtin_ia32_packuswb128): Likewise.
13671 (__builtin_ia32_pmaddubsw): Likewise.
13672 (__builtin_ia32_pmaddubsw128): Likewise.
13674 2008-04-30 Richard Guenther <rguenther@suse.de>
13676 PR tree-optimization/14847
13677 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
13678 (recognize_bits_test): Use it.
13679 (recognize_single_bit_test): Likewise.
13681 2008-04-30 Martin Jambor <mjambor@suse.cz>
13683 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
13684 instead of setting number of formal parameters to zero.
13685 (ipcp_init_stage): Do not set the number of actual parameters to zero
13687 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
13688 which are called with variable number of arguments.
13689 (ipcp_insert_stage): Explicitely skipping all nodes which are
13690 called with variable number of arguments.
13691 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
13692 number of parameters.
13694 * ipa-prop.h (struct ipa_node_params): Added flag
13695 called_with_var_arguments
13696 (ipa_set_param_count): Added. Changed sole setter to use it.
13697 (ipa_get_param_count): Added. All readers of param_count
13698 converted to use it instead.
13699 (ipa_set_called_with_variable_arg): Added.
13700 (ipa_is_called_with_var_arguments): Added.
13701 (ipa_get_ith_param): Added. All readers of param_decls converted
13703 (ipa_set_cs_argument_count): Added, sole writer to argument_count
13705 (ipa_get_cs_argument_count): Added, all readers of argument_count
13707 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
13710 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
13711 (struct ipcp_lattice): Renamed cval_type to type
13712 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
13714 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
13715 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
13716 (ipcp_insert_stage): Changed the type of variable cvalue to tree
13717 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
13718 (build_const_val): Changed the type of parameter cvalue to tree
13719 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
13720 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
13722 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
13725 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
13726 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
13727 (ipa_add_method): Renamed to ipa_push_func_to_list
13728 (ipa_remove_method): Renamed to ipa_pop_func_from_list
13729 (ipa_callsite_param_count): Removed.
13730 (ipa_callsite_param_count_set): Removed.
13731 (ipa_callsite_param): Removed.
13732 (ipa_callsite_callee): Removed.
13733 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
13734 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
13735 (ipa_method_formal_count): Removed.
13736 (ipa_method_formal_count_set): Removed.
13737 (ipa_method_get_tree): Removed.
13738 (ipa_method_tree_map_create): Removed.
13739 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
13740 (ipa_create_param_decls_array): Creates the array itself
13741 (ipa_create_param_decls_array): Temporary variable info instead of
13742 a few dereferences.
13743 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
13744 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
13745 (get_type): Removed.
13746 (ipa_jf_get_info_type): Removed.
13747 (ipa_node_create): Renamed to ipa_create_node_params
13748 (ipa_free): Renamed to ipa_free_all_node_params
13749 (ipa_nodes_create): Renamed to ipa_create_all_node_params
13750 (ipa_edges_create): Renamed to ipa_create_all_edge_args
13751 (ipa_edges_free): Renamed to ipa_free_all_edge_args
13752 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
13753 (ipa_free_all_node_params): Deallocation to jump_functions moved to
13754 ipa_free_all_edge_args
13755 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
13756 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
13757 (ipa_create_methodlist_node): Removed.
13758 (ipa_methodlist_method): Removed.
13759 (ipa_methodlist_method_set): Removed.
13760 (ipa_methodlist_next_method): Removed.
13761 (ipa_methodlist_next_method_set): Removed.
13762 (ipa_method_is_modified): Removed.
13763 (ipa_method_modify_create): Removed.
13764 (ipa_method_modify_init): Temporary variable info instead of a few
13766 (ipa_detect_param_modifications): Temporary variable info instead of
13767 a few dereferences.
13768 (ipa_compute_jump_functions): Temporary variable info instead of
13769 a few dereferences.
13770 (ipa_method_modify_set): Removed.
13771 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
13772 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
13773 than craph_node as the first parameter.
13774 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
13775 (ipa_method_modify_init): Removed.
13776 (ipa_compute_jump_functions): Added a temp variable instead of
13777 repeatadly dereferencing the cgraph_edge.aux pointer
13778 (ipa_callsite_param_set_type): Removed.
13779 (ipa_compute_jump_functions): i renamed to index and moved to
13781 (ipa_callsite_param_set_info_type_formal): Removed.
13782 (ipa_callsite_param_set_info_type): Removed.
13783 (ipa_callsite_param_map_create): Removed.
13784 (ipa_callsite_tree): Removed.
13785 (ipa_callsite_caller): Removed.
13786 (ipa_pop_func_from_list): return_method removed to return_func
13788 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
13789 prefixed all values with IPA_. Changed all users.
13790 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
13791 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
13792 and FORMAL_IPATYPE IPA_PASS_THROUGH.
13793 (union parameter_info): Renamed to jump_func_value.
13794 (union jump_func_value): Renamed value to constant
13795 (struct ipa_jump_func): Renamed info_type to value
13796 (struct ipa_node): Renamed to ipa_node_params
13797 (struct ipa_node_params): Renamed ipa_arg_num to param_count
13798 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
13799 (struct ipa_node_params): Renamed ipa_mod to modified_flags
13800 (struct ipa_edge): Renamed to ipa_edge_args
13801 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
13802 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
13803 (struct ipa_methodlist): Renamed to ipa_func_list
13804 (struct ipa_func_list): method_p renamed to node, next_method
13806 (ipa_methodlist_p): Removed, switched all users to struct pointer
13807 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
13809 2008-04-30 Alan Modra <amodra@bigpond.net.au>
13811 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
13812 (rs6000_emit_epilogue): Use backchain to restore only when we
13813 have a large frame. Make use of frame pointer to restore if we
13814 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
13816 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
13818 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
13819 Add mode to zero_extract.
13820 (sign bit tests peepholes): (Ditto.).
13822 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
13824 * config/i386/i386.c (ix86_builtins): Replace Prescott New
13825 Instructions in comments with SSE3.
13826 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
13827 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
13828 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
13829 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
13830 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
13831 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
13832 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
13833 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
13834 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
13835 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
13836 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
13837 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
13838 (bdesc_sse_args): Renamed to ...
13839 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
13840 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
13841 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
13842 IX86_BUILTIN_FABSQ.
13843 (bdesc_1arg): Moved to ...
13844 (bdesc_args): Here.
13845 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
13846 Instructions in comments with SSE3.
13847 (ix86_expand_sse_operands_builtin): Renamed to ...
13848 (ix86_expand_args_builtin): This. Updated.
13849 (ix86_expand_unop1_builtin): Update comments.
13850 (ix86_expand_builtin): Updated.
13852 2008-04-29 Richard Guenther <rguenther@suse.de>
13854 PR tree-optimization/36078
13855 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
13856 Update virtual SSA form after cleaning up the CFG.
13858 2008-04-29 Richard Guenther <rguenther@suse.de>
13860 PR middle-end/15255
13861 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
13863 2008-04-29 Richard Guenther <rguenther@suse.de>
13865 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
13866 (compute_may_aliases): Do not call finalize_ref_all_pointers.
13867 (compute_flow_insensitive_aliasing): Do not treat
13868 PTR_IS_REF_ALL pointers special.
13869 (get_smt_for): Likewise.
13870 (may_alias_p): Re-structure.
13871 (is_escape_site): A ref-all pointer conversion is not an escape site.
13872 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
13873 PTR_IS_REF_ALL pointers special.
13874 * tree-ssa-structalias.h (struct alias_info): Remove
13875 ref_all_symbol_mem_tag field.
13876 (PTR_IS_REF_ALL): Remove.
13878 2008-04-29 Richard Guenther <rguenther@suse.de>
13880 PR middle-end/36077
13881 * fold-const.c (extract_muldiv_1): In combining division constants
13882 make sure to never overflow.
13884 2008-04-29 Nick Clifton <nickc@redhat.com>
13886 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
13888 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13891 * optc-gen.awk: Work around HP-UX/IA awk bug.
13893 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
13895 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
13898 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
13901 * config/i386/i386.md
13902 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
13903 Change operand 1 predicate to nonimmediate_operand.
13905 2008-04-28 Jakub Jelinek <jakub@redhat.com>
13908 * dwarf2out.c (struct die_struct): Mark as chain_circular through
13910 * gengtype.c (walk_type, write_func_for_structure): Handle
13912 * doc/gty.texi: Document chain_circular.
13914 2008-04-28 Richard Guenther <rguenther@suse.de>
13916 PR tree-optimization/36066
13917 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
13920 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
13923 * config/i386/i386.md
13924 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
13925 Use match_scratch instead of match_operand for operands 3 and 4.
13927 2008-04-27 Richard Guenther <rguenther@suse.de>
13929 PR tree-optimization/18754
13930 PR tree-optimization/34223
13931 * tree-pass.h (pass_complete_unrolli): Declare.
13932 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
13933 loop size before and after unconditionally of UL_NO_GROWTH in effect.
13934 Rewrite loop into loop closed SSA form if it is not already.
13935 (tree_unroll_loops_completely): Re-structure to iterate over
13936 innermost loops with intermediate CFG cleanups.
13937 Unroll outermost loops only if requested or the code does not grow
13939 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
13940 loops are available.
13941 (tree_vectorize): Instead do so here.
13942 (tree_complete_unroll): Also unroll outermost loops.
13943 (tree_complete_unroll_inner): New function.
13944 (gate_tree_complete_unroll_inner): Likewise.
13945 (pass_complete_unrolli): New pass.
13946 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
13947 uses outside of the loop.
13948 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
13949 form if it is available.
13950 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
13951 * passes.c (init_optimization_passes): Schedule complete inner
13952 loop unrolling pass before the first CCP pass after final inlining.
13954 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
13956 * targhooks.h (default_emutls_var_fields,
13957 default_emutls_var_init): Declare.
13958 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
13959 * target.h (struct gcc_target): Add struct emutls member.
13960 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
13961 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
13962 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
13963 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
13964 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
13965 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
13966 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
13967 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
13968 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
13969 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
13970 emit debug information.
13971 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
13972 * varasm.c: Include targhooks.h.
13973 (emutls_object_section, emutls_tmpl_section): New.
13974 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
13975 (EMUTLS_SEPARATOR): New.
13976 (prefix_name): New.
13977 (get_emutls_object_name): New.
13978 (default_emutls_var_fields): New, broken out of ...
13979 (get_emutls_object_type): ... here. Adjust to use target hooks.
13980 (get_emutls_init_templ_addr): Adjust to use target hooks.
13981 (emutls_decl): Adjust to use target hooks.
13982 (emutls_finish): Likewise.
13983 (default_emutls_var_init): New, broken out of ...
13984 (assemble_variable): ... here. Adjust to use target hooks.
13985 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
13986 SECCAT_EMUTLS_TMPL.
13987 * c-common.c (handle_section_attribute): Prevent overriding
13988 sections for emulated tls with special sections.
13989 * config/i386/i386.c (x86_64_elf_select_section): Add
13990 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
13991 (x86_64_elf_unique_section): Likewise.
13992 * config/vxworks.c: Include tree.h.
13993 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
13994 (vxworks_override_options): Set TLS scheme.
13995 * doc/tm.texi (Emulated TLS): New node.
13997 2008-04-26 Simon Baldwin <simonb@google.com>
14000 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
14001 with propagated string constants.
14003 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
14005 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
14006 constraint for operand 2 when operand 0 is memory operand.
14007 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
14008 operand 0 is memory operand.
14009 (fix_trunc<mode>_i387_with_temp): Ditto.
14010 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
14011 operand 2 when operand 1 is memory operand.
14012 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
14013 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
14014 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
14015 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
14016 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
14017 operands 2,3 and 4 when operand 1 is memory operand.
14018 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
14020 (fistdi2_floor_with_temp): Ditto.
14021 (fist<mode>2_floor_with_temp): Ditto.
14022 (fistdi2_ceil_with_temp): Ditto.
14023 (fist<mode>2_ceil_with_temp): Ditto.
14024 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
14026 2008-04-26 David Daney <ddaney@avtrex.com>
14028 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
14030 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
14031 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14032 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14033 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
14034 (compare_and_swap_12): New insn.
14035 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
14036 * config/mips/mips.c (mips_force_binary): New function.
14037 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
14038 (mips_expand_compare_and_swap_12): New function.
14039 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
14041 2008-04-25 Jan Hubicka <jh@suse.cz>
14044 * cfgexpand.c (pass_expand): Turn into RTL pass.
14045 * passes.c (execute_one_pass): Do pass typechecking after execution.
14046 * tree-pass.h (pass_expand): Turn into RTL pass.
14048 * function.h (struct rtl_data): Move here fields
14049 accesses_prior_frames, calls_eh_return, saves_all_registers,
14050 has_nonlocal_goto, has_asm_statement, is_thunk,
14051 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
14052 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
14053 arg_pointer_save_area_init from struct function; turn into bool.
14054 (struct function): Move
14055 calls_eh_return, saves_all_registers, has_nonlocal_goto,
14056 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
14057 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
14058 tail_call_emit, arg_pointer_save_area_init
14059 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
14060 (current_function_returns_struct, current_function_returns_pcc_struct,
14061 current_function_calls_setjmp, current_function_calls_alloca,
14062 current_function_accesses_prior_frames,
14063 current_function_calls_eh_return, current_function_is_thunk,
14064 current_function_stdarg, current_function_profile,
14065 current_function_limit_stack, current_function_uses_pic_offset_table,
14066 current_function_uses_const_pool, current_function_has_nonlocal_label,
14067 current_function_saves_all_registers,
14068 current_function_has_nonlocal_goto,
14069 current_function_has_asm_statement): Remove accesor macros.
14070 * ra-conflict.c (global_conflicts): Update.
14071 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
14072 (suitable_for_tail_call_opt_p): Update.
14073 * builtins.c (expand_builtin_return_addr): Update.
14074 (expand_builtin_setjmp_setup): Update.
14075 (expand_builtin_nonlocal_goto): Update.
14076 * final.c (final_start_function): Update.
14077 (profile_function): Update.
14078 (leaf_function_p): Update.
14079 (only_leaf_regs_used): Update.
14080 * df-scan.c (df_get_exit_block_use_set): Update.
14081 * dojump.c (clear_pending_stack_adjust): Update.
14082 * tree-stdarg.c (gate_optimize_stdarg): Update.
14083 * gimple-low.c (lower_function_body): Update.
14084 * global.c (compute_regsets): Update.
14085 (global_alloc): Update.
14086 * dwarf2out.c (dwarf2out_begin_prologue): Update.
14087 * expr.c (expand_assignment): Update.
14088 * dse.c (dse_step0): Update.
14089 (dse_step1): Update.
14090 * c-decl.c (store_parm_decls): Update.
14091 * local-alloc.c (combine_regs): Update.
14092 (find_free_reg): Update.
14093 * function.c (assign_parms_augmented_arg_list): Update.
14094 (assign_parm_find_data_types): Update.
14095 (assign_parms): Update.
14096 (allocate_struct_function): Update.
14097 (expand_function_start): Update.
14098 (expand_function_end): Update.
14099 (get_arg_pointer_save_area): Update.
14100 (thread_prologue_and_epilogue_insns): Update.
14101 (rest_of_match_asm_constraints): Update.
14102 * stor-layout.c (variable_size): Update.
14103 * gcse.c (gcse_main): Update.
14104 (bypass_jumps): Update.
14105 * gimplify.c (gimplify_function_tree): Update.
14106 * calls.c (emit_call_1): Update.
14107 (expand_call): Update.
14108 * bt-load.c (compute_defs_uses_and_gen): Update.
14109 * except.c (sjlj_assign_call_site_values): Update.
14110 (sjlj_emit_function_enter): Update.
14111 (can_throw_external): Update.
14112 (set_nothrow_function_flags): Update.
14113 (expand_builtin_unwind_init): Update.
14114 (expand_eh_return): Update.
14115 (convert_to_eh_region_ranges): Update.
14116 (output_function_exception_table): Update.
14117 * emit-rtl.c (gen_tmp_stack_mem): Update.
14118 * cfgexpand.c (expand_used_vars): Update.
14119 (tree_expand_cfg): Update.
14120 * cfgcleanup.c (rest_of_handle_jump): Update.
14121 * explow.c (allocate_dynamic_stack_space): Update.
14122 * varasm.c (assemble_start_function): Update.
14123 (force_const_mem): Update.
14124 (mark_constant_pool): Update.
14125 * tree-optimize.c (tree_rest_of_compilation): Update.
14126 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
14127 * tree-cfg.c (notice_special_calls): Update.
14128 (is_ctrl_altering_stmt): Update.
14129 (tree_can_make_abnormal_goto): Update.
14130 (tree_purge_dead_abnormal_call_edges): Update.
14131 * config/alpha/predicates.md: Update.
14132 * config/alpha/alpha.c (alpha_sa_mask): Update.
14133 (alpha_sa_size): Update.
14134 (alpha_does_function_need_gp): Update.
14135 (alpha_expand_prologue): Update.
14136 (alpha_start_function): Update.
14137 (alpha_output_function_end_prologue): Update.
14138 (alpha_expand_epilogue): Update.
14139 * config/frv/frv.c (frv_stack_info): Update.
14140 (frv_expand_epilogue): Update.
14141 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
14142 (s390_register_info): Update.
14143 (s390_frame_info): Update.
14144 (s390_init_frame_layout): Update.
14145 (s390_can_eliminate): Update.
14146 (save_gprs): Update.
14147 * config/spu/spu.c (spu_split_immediate): Update.
14148 (need_to_save_reg): Update.
14149 (spu_expand_prologue): Update.
14150 (spu_expand_epilogue): Update.
14151 * config/sparc/sparc.md: Update.
14152 * config/sparc/sparc.c (eligible_for_return_delay): Update.
14153 (sparc_tls_got): Update.
14154 (legitimize_pic_address): Update.
14155 (sparc_emit_call_insn): Update.
14156 (sparc_expand_prologue): Update.
14157 (output_return): Update.
14158 (print_operand): Update.
14159 (sparc_function_ok_for_sibcall): Update.
14160 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
14161 * config/m32r/m32r.md: Update.
14162 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
14163 (m32r_compute_frame_size): Update.
14164 (m32r_expand_prologue): Update.
14165 (m32r_expand_epilogue): Update.
14166 (m32r_legitimize_pic_address): Update.
14167 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
14168 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14169 * config/i386/i386.c (ix86_frame_pointer_required): Update.
14170 (gen_push): Update.
14171 (ix86_save_reg): Update.
14172 (ix86_compute_frame_layout): Update.
14173 (ix86_expand_prologue): Update.
14174 (ix86_expand_epilogue): Update.
14175 * config/sh/sh.c (output_stack_adjust): Update.
14176 (calc_live_regs): Update.
14177 (sh5_schedule_saves): Update.
14178 (sh_expand_prologue): Update.
14179 (sh_expand_epilogue): Update.
14180 (sh_setup_incoming_varargs): Update.
14181 (sh_allocate_initial_value): Update.
14182 (sh_get_pr_initial_val): Update.
14183 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
14184 * config/sh/sh.md (label:): Update.
14185 * config/avr/avr.c (out_movhi_mr_r): Update.
14186 * config/crx/crx.h (enum): Update.
14187 * config/xtensa/xtensa.h (along): Update.
14188 * config/stormy16/stormy16.c Update.
14189 (xstormy16_compute_stack_layout): Update.
14190 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
14191 (fr30_expand_prologue): Update.
14192 * config/cris/cris.c (cris_conditional_register_usage): Update.
14193 (cris_reg_saved_in_regsave_area): Update.
14194 (cris_initial_frame_pointer_offset): Update.
14195 (cris_simple_epilogue): Update.
14196 (cris_expand_prologue): Update.
14197 (cris_expand_epilogue): Update.
14198 (cris_expand_pic_call_address): Update.
14199 (cris_asm_output_symbol_ref): Update.
14200 (cris_asm_output_label_ref): Update.
14201 * config/cris/cris.md Update.
14202 * config/iq2000/iq2000.c (compute_frame_size): Update.
14203 (iq2000_expand_epilogue): Update.
14204 * config/mt/mt.h (save_direction): Update.
14205 * config/mn10300/mn10300.c (mn10300_function_value): Update.
14206 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
14207 (ia64_secondary_reload_class): Update.
14208 * config/m68k/m68k.c (m68k_save_reg): Update.
14209 (m68k_expand_prologue): Update.
14210 (m68k_expand_epilogue): Update.
14211 (legitimize_pic_address): Update.
14212 * config/rs6000/rs6000.c (rs6000_got_register): Update.
14213 (first_reg_to_save): Update.
14214 (first_altivec_reg_to_save): Update.
14215 (compute_vrsave_mask): Update.
14216 (compute_save_world_info): Update.
14217 (rs6000_stack_info): Update.
14218 (spe_func_has_64bit_regs_p): Update.
14219 (rs6000_ra_ever_killed): Update.
14220 (rs6000_emit_eh_reg_restore): Update.
14221 (rs6000_emit_allocate_stack): Update.
14222 (rs6000_emit_prologue): Update.
14223 (rs6000_emit_epilogue): Update.
14224 (rs6000_output_function_epilogue): Update.
14225 (output_profile_hook): Update.
14226 (rs6000_elf_declare_function_name): Update.
14227 * config/rs6000/rs6000.h (rs6000_args): Update.
14228 * config/rs6000/rs6000.md: Update.
14229 * config/mcore/mcore.c (mcore_expand_prolog): Update.
14230 * config/arc/arc.c (arc_output_function_epilogue): Update.
14231 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
14232 * config/darwin.c (machopic_function_base_name): Update.
14233 * config/score/score3.c (score3_compute_frame_size): Update.
14236 (score3_epilogue): Update.
14237 * config/score/score7.c (score7_compute_frame_size): Update.
14238 (score7_prologue): Update.
14239 (score7_epilogue): Update.
14240 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
14241 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14242 * config/arm/arm.c (use_return_insn): Update.
14243 (require_pic_register): Update.
14244 (arm_load_pic_register): Update.
14245 (arm_compute_save_reg0_reg12_mask): Update.
14246 (arm_compute_save_reg_mask): Update.
14247 (thumb1_compute_save_reg_mask): Update.
14248 (output_return_instruction): Update.
14249 (arm_output_function_prologue): Update.
14250 (arm_output_epilogue): Update.
14251 (arm_get_frame_offsets): Update.
14252 (arm_expand_prologue): Update.
14253 (thumb_pushpop): Update.
14254 (thumb_exit): Update.
14255 (thumb1_expand_prologue): Update.
14256 (thumb1_expand_epilogue): Update.
14257 (arm_unwind_emit): Update.
14258 (arm_output_fn_unwind): Update.
14259 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
14260 * config/arm/arm.md: Update.
14261 * config/pa/pa.md: Update.
14262 * config/pa/pa.c (legitimize_pic_address): Update.
14263 (compute_frame_size): Update.
14264 (hppa_expand_prologue): Update.
14265 (hppa_expand_epilogue): Update.
14266 (borx_reg_operand): Update.
14267 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
14268 (HARD_REGNO_RENAME_OK): Update.
14269 * config/mips/mips.c (mips_global_pointer): Update.
14270 (mips_save_reg_p): Update.
14271 (mips_compute_frame_info): Update.
14272 (mips_frame_pointer_required): Update.
14273 (mips_expand_prologue): Update.
14274 (mips_expand_epilogue): Update.
14275 (mips_can_use_return_insn): Update.
14276 (mips_reorg_process_insns): Update.
14277 * config/v850/v850.c (compute_register_save_size): Update.
14278 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
14279 * config/mmix/mmix.c (along): Update.
14280 (mmix_expand_epilogue): Update.
14281 * config/bfin/bfin.c (legitimize_pic_address): Update.
14282 (must_save_p): Update.
14283 (stack_frame_needed_p): Update.
14284 (add_to_reg): Update.
14285 (bfin_expand_prologue): Update.
14286 * stmt.c (expand_asm_operands): Update.
14287 * reload1.c (reload): Update.
14288 (init_elim_table): Update.
14290 2008-04-25 Bob Wilson <bob.wilson@acm.org>
14292 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
14294 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
14296 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
14297 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
14298 (mov<mode>): Removed.
14299 (*movv4sf_internal): Likewise.
14300 (*movv2df_internal): Likewise.
14302 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
14304 * config.gcc (crx-*-elf): Remove deprecation.
14306 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
14308 * config/i386/cygming-crtend.c (register_frame_ctor): Register
14309 __gcc_deregister_frame with atexit.
14310 (deregister_frame_dtor): Remove.
14312 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
14313 Nathan Sidwell <nathan@codesourcery.com>
14315 * config/rs6000/rs6000.opt (mspe): Remove Var property.
14317 * config/rs6000/rs6000.h (rs6000_spe): Declare.
14318 (rs6000_isel): Likewise.
14319 * config/rs6000/rs6000.c (rs6000_spe): New variable.
14320 (rs6000_isel): New variable.
14321 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
14323 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14326 * c-common.c (handle_vector_size_attribute): Call
14327 lang_hooks.types.reconstruct_complex_type instead of
14328 reconstruct_complex_type.
14329 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
14330 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
14331 * langhooks.h (struct lang_hooks_for_types): Add
14332 reconstruct_complex_type hook.
14333 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
14334 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
14336 2008-04-24 Richard Guenther <rguenther@suse.de>
14338 * c-common.h (check_builtin_function_arguments): Declare.
14339 * c-common.c (validate_nargs): New function.
14340 (check_builtin_function_arguments): Likewise.
14341 * c-typeck.c (build_function_call): Call
14342 check_builtin_function_arguments.
14343 * builtins.c (fold_builtin_classify): Remove error reporting code.
14344 (fold_builtin_unordered_cmp): Likewise.
14345 (fold_builtin_1): Likewise.
14346 (fold_builtin_n): Likewise.
14348 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14350 PR tree-optimization/36008
14351 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
14352 the original op1, rather than delta by step.
14354 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
14355 Sebastian Pop <sebastian.pop@amd.com>
14357 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
14358 eliminate_local_variables_stmt, eliminate_local_variables,
14359 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
14360 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
14361 of code delimited by two edges in the CFG.
14362 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
14363 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
14364 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
14365 the case of parallelisation of reductions.
14366 (expr_invariant_in_region_p): New.
14368 * tree-flow.h (gather_blocks_in_sese_region): Declared.
14369 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
14371 2008-04-24 Ira Rosen <irar@il.ibm.com>
14372 Richard Guenther <rguenther@suse.de>
14374 PR tree-optimization/36034
14375 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
14376 incapable of dealing with loads with gaps.
14378 2008-04-24 Rafael Espindola <espindola@google.com>
14380 * tree-flow.h (vrp_evaluate_conditional): Change signature.
14381 * tree-ssa-propagate.c (fold_predicate_in): Update call to
14382 vrp_evaluate_conditional.
14383 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
14384 (vrp_evaluate_conditional): Split the cond argument.
14385 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
14386 (simplify_stmt_for_jump_threading): Update call to
14387 vrp_evaluate_conditional.
14389 2008-04-24 Ira Rosen <irar@il.ibm.com>
14391 PR tree-optimization/35982
14392 * tree-vect-analyze.c (vect_check_interleaving): Check that the
14393 interleaved data-refs are of the same type.
14395 2008-04-24 Danny Smith <dannysmith@users.net>
14397 * c-format.c (check_format_info_main): Use strncmp rather than a
14398 magic prefix to handle multichar length specs.
14399 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
14400 Don't prefix "I64" and "I32" with '\0'.
14402 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14405 * config/i386/i386.c (init_cumulative_args): Don't pass anything
14406 in registers for -m32 only if stdarg_p (fntype).
14408 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
14410 PR rtl-optimization/36006
14411 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
14412 temp to op0 in order to avoid invalid rtx sharing.
14414 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
14416 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
14417 check TREE_INVARIANT.
14418 * tree-gimple.c (is_gimple_address): New.
14419 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
14420 * tree-gimple.h (is_gimple_address): New.
14421 * tree.h (decl_address_invariant_p): New.
14422 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
14423 (build_string): Likewise.
14424 (decl_address_invariant_p): New, from is_gimple_invariant_address.
14425 (tree_invariant_p_1): Likewise.
14426 (save_expr): Use it.
14427 (tree_invariant_p): New.
14428 (skip_simple_arithmetic): Use it.
14429 (stabilize_reference_1): Use it.
14430 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
14432 (build1_stat): Drop code to compute TREE_INVARIANT.
14433 (build2_stat): Drop code to compute TREE_INVARIANT.
14434 (build3_stat): Drop code to compute TREE_INVARIANT.
14435 (build4_stat): Drop code to compute TREE_INVARIANT.
14436 (build5_stat): Drop code to compute TREE_INVARIANT.
14437 (build7_stat): Drop code to compute TREE_INVARIANT.
14438 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
14439 * tree.h (struct tree_base): Remove invariant_flag.
14440 (TREE_INVARIANT): Remove.
14441 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
14442 (fold_builtin_expect): Check TREE_CONSTANT.
14443 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
14444 * c-tree.h (c_expr_to_decl): Drop third parameter.
14445 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
14446 (build_c_cast): Don't set TREE_INVARIANT.
14447 (pop_init_level): Don't set TREE_INVARIANT.
14448 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
14449 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
14451 (gimplify_init_constructor): Don't set TREE_INVARIANT.
14452 (gimplify_addr_expr): Adjust comment.
14453 * tree-mudflap.c (mf_build_string):
14454 * print-tree.c (print_node): Don't print TREE_INVARIANT.
14455 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
14456 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
14457 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
14458 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
14459 * langhooks.h (struct lang_hooks): Drop third parameter from
14462 2008-04-23 Richard Guenther <rguenther@suse.de>
14464 PR tree-optimization/27799
14465 PR tree-optimization/32921
14466 PR tree-optimization/32624
14467 * tree-ssa-structalias.c (merge_smts_into): Only merge the
14468 SMTs aliases and the tag itself into the solution.
14469 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
14470 merge the points-to solution back into the SMT aliases.
14471 (may_alias_p): Use alias_set_subset_of instead of
14472 aliases_conflict_p. A pointer which points to
14473 memory with alias set zero may access any variable.
14475 2008-04-23 Richard Guenther <rguenther@suse.de>
14477 * alias.c (alias_set_subset_of): Correctly handle asking
14478 if zero is a subset of an alias set with zero child.
14479 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
14480 (compute_flow_insensitive_aliasing): Correctly walk all
14481 pointers. Do not unnecessarily union sets.
14483 2008-04-23 Richard Guenther <rguenther@suse.de>
14485 PR middle-end/36021
14486 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
14488 2008-04-22 Tomas Bily <tbily@suse.cz>
14490 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
14492 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
14494 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
14495 * tree-ssa-structalias.c (get_constraint_for): Likewise.
14496 * tree-inline.c (estimate_num_insns_1): Likewise.
14497 * varasm.c (const_hash_1, compare_constant, copy_constant)
14498 (compute_reloc_for_constant, output_addressed_constants): Likewise.
14499 * emit-rtl.c (component_ref_for_mem_expr)
14500 (set_mem_attributes_minus_bitpos): Likewise.
14501 * expr.c (highest_pow2_factor, expand_expr_real_1, )
14502 (is_aligning_offset): Likewise.
14503 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
14504 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
14505 * dojump.c (do_jump): Likewise.
14506 * builtins.c (get_pointer_alignment, get_memory_rtx)
14507 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
14508 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
14510 2008-04-23 Jakub Jelinek <jakub@redhat.com>
14512 PR rtl-optimization/36017
14513 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
14514 expanding the library call.
14516 2008-04-22 Ian Lance Taylor <iant@google.com>
14518 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
14519 than size_in_bytes.
14521 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
14523 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
14524 of LR/CTR moves for Power6.
14526 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
14528 PR middle-end/36003
14529 * passes.c (init_optimization_passes): Remove
14530 pass_fast_rtl_byte_dce.
14532 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
14535 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
14536 builtin functions to generate faster code.
14537 (_mm_cvtpu16_ps): Ditto.
14538 (_mm_cvtpi32x2_ps): Ditto.
14540 2008-04-22 Nick Clifton <nickc@redhat.com>
14542 * common.opt (ftree-loop-distribution): Add Optimization
14545 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
14546 (frv_expand_builtin_va_start): Likewise.
14548 * config/arm/arm.c (thumb_find_work_register): Fix location of
14549 argument register count.
14551 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
14553 Support scheduling for ColdFire V1 and V3 microarchitecture.
14554 Improve scheduling of multiplication instructions.
14556 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
14557 (mac): New instruction attribute.
14558 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
14559 (m68k_sched_mac): New variable.
14560 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
14561 Handle cfv1 and cfv3.
14562 (max_insn_size): New static variable.
14563 (struct _sched_ib): New type.
14564 (sched_ib): New static variable.
14565 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
14566 to fields of 'struct _sched_ib sched_ib'. Update all uses.
14567 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
14569 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
14570 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
14571 new variables. Update.
14572 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
14573 Add modeling of cfv3 instruction buffer. Update.
14574 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
14575 * config/m68k/m68k.h (TUNE_CFV3): New macro.
14576 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
14577 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
14578 a particular reservation applies to.
14579 (type2): Reorganize attribute values. Rename alu to alu_reg,
14580 alu_l to alu, move_l to omove. Join move to alu. Split mul
14581 to mul_l and mul_w.
14582 (cf_ib_*): Simplify description of instruction buffer.
14583 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
14584 (cf_mem): Split into cf_mem1 and cf_mem2.
14585 (cf_v2_move_??): Rename to cfv12_alu_??.
14586 (cf_v2_move_l_??): Rename to cfv12_omove_??.
14587 (cf_v2_mul_??): Remove reservations.
14588 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
14589 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
14590 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
14592 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
14593 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
14594 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
14595 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
14596 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
14597 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
14598 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
14599 expansions of the above reservations for instructions of sizes
14602 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
14604 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
14606 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
14608 * coverage.c: Include tree-pass.h.
14609 (coverage_counter_alloc): Print da_file_name to the dump file.
14611 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
14613 * sbitmap.c (sbitmap_range_empty_p): New function.
14614 * sbitmap.h (sbitmap_range_empty_p): New function.
14615 * bitmap.h: Now includes obstack.h.
14617 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
14618 Kenneth Zadeck <zadeck@naturalbridge.com>
14620 * dbgcnt.def (ra_byte_scan): Added.
14621 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
14622 when the last hit happens for a counter.
14623 * timevar.def (TV_DF_BYTE_LR): New variable.
14624 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
14625 * passes.c (pass_fast_rtl_byte_dce): New pass.
14626 * fwprop.c (update_df): Added mode to call df_ref_create.
14627 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
14628 DF_REF_EXTRACT_OFFSET.
14629 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
14630 DF_BYTE_LR_OUT, df_byte_lr): New macro.
14632 (df_ref_extract): Added mode field.
14633 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
14634 DF_REF_EXTRACT_OFFSET.
14635 (DF_REF_EXTRACT_MODE): New macro.
14636 (df_byte_lr_bb_info): New structure.
14637 (df_print_byte_regset, df_compute_accessed_bytes,
14638 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
14639 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
14640 df_byte_lr_simulate_uses,
14641 df_byte_lr_simulate_artificial_refs_at_top,
14642 df_byte_lr_simulate_artificial_refs_at_end,
14643 df_compute_accessed_bytes): New function.
14644 (df_ref_create): Add parameter.
14645 (df_byte_lr_get_bb_info): New inline function.
14646 * df-scan.c (df_ref_record, df_uses_record,
14647 df_ref_create_structure): Added mode parameter.
14648 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
14649 df_defs_record, df_uses_record, df_get_conditional_uses,
14650 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
14651 df_entry_block_defs_collect, df_exit_block_uses_collect):
14652 Added mode parameter to calls to df_ref_record, df_uses_record,
14653 df_ref_create_structure.
14654 (df_ref_equal_p, df_ref_compare): Added test for modes.
14655 (df_ref_create_structure): Added code to set mode. Renamed
14656 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
14657 DF_REF_EXTRACT_OFFSET.
14658 * df-core.c (df_print_byte_regset): New function.
14659 * df-byte-scan.c: New file.
14660 * df-problems.c (df_rd_transfer_function): Removed unnecessary
14661 calls to BITMAP_FREE.
14662 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
14663 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
14664 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
14665 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
14666 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
14667 df_byte_lr_local_compute, df_byte_lr_init,
14668 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
14669 df_byte_lr_transfer_function, df_byte_lr_free,
14670 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
14671 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
14672 df_byte_lr_simulate_uses,
14673 df_byte_lr_simulate_artificial_refs_at_top,
14674 df_byte_lr_simulate_artificial_refs_at_end): New function.
14675 * dce.c (byte_dce_process_block): New function.
14676 (dce_process_block): au is now passed in rather than computed
14677 locally. Changed loops that look at artificial defs to not look
14678 for conditional or partial ones, because there never are any.
14679 (fast_dce): Now is able to drive byte_dce_process_block or
14680 dce_process_block depending on the kind of dce being done.
14681 (rest_of_handle_fast_dce): Add parameter to fast_dce.
14682 (rest_of_handle_fast_byte_dce): New function.
14683 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
14684 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
14686 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
14689 * gcc.h: Added fortran options that take arguments to
14690 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
14693 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
14695 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
14696 scalarization if on the LHS and not a full access.
14698 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14700 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
14702 2008-04-18 Rafael Espindola <espindola@google.com>
14704 * tree-vrp.c (find_case_label_index): Fix the binary search.
14705 (find_case_label_range): New.
14706 (vrp_visit_switch_stmt): Use find_case_label_range.
14707 (simplify_switch_using_ranges): Use find_case_label_range.
14709 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
14711 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
14712 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
14714 2008-04-18 Tom Tromey <tromey@redhat.com>
14717 * doc/cpp.texi (Implementation-defined behavior): Mention
14720 2008-04-18 Ian Lance Taylor <iant@google.com>
14722 * fold-const.c (pointer_may_wrap_p): New static function.
14723 (fold_comparison): Add another test for pointer overflow. Use
14724 pointer_may_wrap_p to disable some false positives.
14726 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
14728 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
14729 (fname_as_string): Match updated cpp_interpret_string prototype.
14730 (fix_string_type): Support char16_t* and char32_t*.
14731 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
14732 derivative) nodes. Register as builtin if C++0x.
14733 (c_parse_error): Support CPP_CHAR{16,32}.
14734 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
14735 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
14736 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
14737 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
14738 CTI_CHAR32_ARRAY_TYPE>: New elements.
14739 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
14740 char32_type_node, signed_char32_type_node, char16_array_type_node,
14741 char32_array_type_node): New defines.
14742 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
14743 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
14744 (lex_string): Support CPP_STRING{16,32}, match updated
14745 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
14746 (lex_charconst): Support CPP_CHAR{16,32}.
14747 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
14748 and CPP_STRING{16,32}.
14750 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
14753 * aclocal.m4: Regenerate.
14754 * configure: Regenerate.
14756 2008-04-18 Jan Hubicka <jh@suse.cz>
14758 * except.c (dw2_size_of_call_site_table,
14759 sjlj_size_of_call_site_table): Use vector API for call_site_record.
14761 * cgraphbuild.c (build_cgraph_edges): Update.
14762 * tree-pass.h: Update comment.
14763 * final.c (leaf_function_p): Update.
14764 (leaf_renumber_regs): Update.
14765 (rest_of_clean_state): Update.
14766 * omp-low.c (expand_omp_parallel): Update.
14767 * ipa-reference.c (analyze_function): Update.
14768 * reorg.c (find_end_label): Update.
14769 (optimize_skip): Update.
14770 (fill_simple_delay_slots): Update.
14771 (fill_simple_delay_slots): Update.
14772 (make_return_insns): Update.
14773 (dbr_schedule): Update.
14774 * gimple-low.c (record_vars_into): Update.
14775 * cfgbuild.c (make_edges): Update.
14776 * function.c (assign_stack_local): Update.
14777 (assign_parm_adjust_stack_rtl): Update.
14778 (locate_and_pad_parm): Update.
14779 (allocate_struct_function): Do not initialize stack_alignment_needed
14780 and preferred_stack_boundary here.
14781 (stack_protect_prologue): Update.
14782 (stack_protect_epilogue): Update.
14783 (expand_function_start): Initialize stack_alignment_needed,
14784 preferred_stack_boundary and max_jumptable_ents.
14785 (expand_function_end): Update.
14786 (free_after_compilation): Do not NULLify epilogue_delay_list.
14787 * function.h (struct rtl_data): Add stack_protect_guard,
14788 stack_alignment_needed,
14789 preferred_stack_boundary, epilogue_delay_list.
14790 (struct function): Remove value_histograms, stack_alignment_needed,
14791 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
14793 unexpanded_var_list, stack_protect_guard.
14794 (current_function_epilogue_delay_list): Remove.
14795 * ipa-type-escape.c (analyze_function): Update.
14796 * gimplify.c (pop_gimplify_context): Update comment.
14797 * calls.c (expand_call): Update.
14798 (emit_library_call_value_1): Update.
14799 * except.c (set_nothrow_function_flags): Update.
14800 * cfgexpand.c (get_decl_align_unit): Update.
14801 (create_stack_guard): Update.
14802 (estimated_stack_frame_size): Update.
14803 (expand_used_vars): Update.
14804 (tree_expand_cfg): Free histogram earliers, init expansion variables.
14805 * explow.c (allocate_dynamic_stack_space): Update.
14806 * tree-ssa-live.c (remove_unused_locals): Update.
14807 * varasm.c (mark_constant_pool): Update.
14808 * tree-inline.c (remap_decls): Update.
14809 (initialize_cfun): Update.
14810 (declare_return_variable): Update.
14811 (inline_forbidden_p): Update.
14812 (expand_call_inline): Update.
14813 (declare_inline_vars): Update.
14814 (tree_function_versioning): Update.
14815 * tree-flow.h (value_histograms): New.
14816 (VALUE_HISTOGRAMS): New macro.
14817 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
14819 * tree-cfg.c (set_bb_for_stmt): Update.
14820 (replace_by_duplicate_decl): Update.
14821 (move_block_to_fn): Update.
14822 (new_label_mapper): Update.
14823 (dump_function_to_file): Update.
14824 * ipa-struct-reorg.c (build_data_structure): Update.
14825 * cfgrtl.c (print_rtl_with_bb): Update.
14826 * reload1.c (reload): Update.
14828 * config/i386/i386.c (setup_incoming_varargs_64,
14829 ix86_compute_frame_layout): Update.
14830 * config/arc/arc.c (arc_output_function_epilogue): Update.
14832 2008-04-18 Marius Strobl <marius@FreeBSD.org>
14834 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
14835 for FreeBSD as well.
14836 * gthr-posix95.h: Likewise.
14838 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
14840 PR rtl-optimization/35838
14841 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
14842 out the byte offset of the first subreg.
14844 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
14846 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
14847 to split_ti instead of three separate calls with single member arrays.
14848 (subti3 splitter): Ditto.
14849 (adddi3 splitter): Ditto with split_di.
14850 (subdi3 splitter): Ditto.
14851 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
14852 two separate calls with single member arrays. Swap match_dup
14853 operands 1 and 2 to better fit into the array.
14854 (negdi2 splitter): Ditto with split_di.
14855 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
14856 two separate calls with single member arrays. Swap match_dup operands
14857 6 and 7 to better fit into the array.
14859 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
14861 * config/i386/i386.c (sse_builtin_type): New.
14862 (bdesc_sse_args): Likewise.
14863 (bdesc_sse_3arg): Removed.
14864 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
14865 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
14866 IX86_BUILTIN_ROUNDPS.
14867 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
14868 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
14869 IX86_BUILTIN_ROUNDPS.
14870 (ix86_expand_sse_4_operands_builtin): Removed.
14871 (ix86_expand_sse_operands_builtin): New.
14872 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
14873 and CODE_FOR_sse4_1_roundps.
14874 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
14875 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
14877 2008-04-17 Alan Modra <amodra@bigpond.net.au>
14880 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
14881 regs before frame pop when needed. If use_backchain_to_restore_sp
14882 then load backchain into a temp reg to restore vr and vrsave. Add
14883 code to restore vr after frame pop if possible.
14885 2008-04-17 Richard Guenther <rguenther@suse.de>
14887 * tree-vn.c (expressions_equal_p): Do not check type
14888 equality or compatibility before calling operand_equal_p.
14889 * fold-const.c (operand_equal_p): Check equivalence of
14890 integer constants before bailing out due to signedness or
14891 precision differences.
14892 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
14893 spurious differences in type qualification. Ignore types
14894 for COMPONENT_REFs at all.
14896 2008-04-17 Christian Bruel <christian.bruel@st.com>
14898 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
14899 msw_skip comparison.
14901 2008-04-16 Jakub Jelinek <jakub@redhat.com>
14904 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
14907 PR tree-optimization/35899
14908 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
14909 rather than TREE_OPERAND.
14911 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
14914 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
14915 temporary registers. Change operand predicate to general_operand.
14916 (remainderxf3): Ditto.
14918 2008-04-16 Richard Guenther <rguenther@suse.de>
14920 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
14921 * tree-affine.c (aff_combination_expand): Look through some
14924 2008-04-15 Doug Kwan <dougkwan@google.com>
14926 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
14928 * tree-pretty-print.c (dump_generic_node): Ditto.
14929 * final.c (output_addr_const): Ditto.
14930 * dwarf2out.c (output_cfi): Ditto.
14931 * c-pretty-print.c (pp_c_integer_constant): Ditto.
14932 * print-rtl.c (print_rtx): Ditto.
14933 * print-tree.c (print_node_brief, print_node): Ditto.
14934 * c-common.c (match_case_to_enum_1): Ditto.
14935 * sched-vis.c (print_value): Ditto.
14936 * config/i386/i386.c (print_operand): Cast to long unsigned int
14939 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
14940 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
14941 MS Windows VirtualProtect function.
14943 2008-04-15 Jan Hubicka <jh@suse.cz>
14945 * gengtype.c (write_root): Param_is argument is OK.
14946 * expr.c (expand_expr_real_1): Update call of get_exception_*.
14947 * function.h: Include varray.h
14948 (rtl_eh): New stucture based on except.c one.
14949 (call_site_record): New forward declaration and vector type.
14950 * calls.c (emit_call_1): Do not call
14951 note_current_region_may_contain_throw.
14952 * except.c (eh_status): Remove cur_region, try_region since they are
14954 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
14955 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
14956 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
14957 Remove call_site_data_used, call_site_data_size.
14958 Turn call_site_record into vector in function.h.
14959 (note_current_region_may_contain_throw): Remove.
14960 (get_exception_pointer, get_exception_filter): Do not take struct
14961 function argument; update.
14962 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
14963 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
14964 build_post_landing_pads, dw2_build_landing_pads,
14965 sjlj_assign_call_site_values, sjlj_mark_call_sites,
14966 sjlj_emit_function_enter, sjlj_emit_function_enter,
14967 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
14968 sjlj_build_landing_pads, finish_eh_generation,
14969 remove_exception_handler_label, remove_eh_handler,
14970 maybe_remove_eh_handler, add_reachable_handler,
14971 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
14972 add_action_record, collect_one_action_chain, add_call_site,
14973 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
14974 sjlj_output_call_site_table, output_function_exception_table,
14975 * except.h (note_current_region_may_contain_throw): Remove
14976 (get_exception_pointer, get_exception_filter): Do not take struct
14978 * Makefile.in (GTFILES): Put varargs before struct function.
14980 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
14982 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
14983 punt for STRING_CST.
14984 (get_constraint_for): Deal with STRING_CST here instead.
14986 2008-04-15 Richard Guenther <rguenther@suse.de>
14988 * tree-ssa-propagate.c (substitute_and_fold): Substitute
14989 statements in a basic-block with a backward walk. Do not
14990 substitute into dead statements but instead remove those.
14992 2008-04-15 Richard Guenther <rguenther@suse.de>
14994 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
14995 to zero, thus disable creation of SFTs.
14997 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
14999 * tree-predcom.c (suitable_reference_p): Return false if the
15000 reference can throw.
15002 2008-04-15 Jakub Jelinek <jakub@redhat.com>
15005 * c-decl.c (finish_decl): If extern or static var has variable
15006 size, set TREE_TYPE (decl) to error_mark_node.
15008 2008-04-15 Rafael Espindola <espindola@google.com>
15010 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
15013 2008-04-15 Richard Guenther <rguenther@suse.de>
15015 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
15016 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
15017 (visit_reference_op_load): Do walk vuse-vdef chains on
15018 vn_reference_lookup.
15019 (visit_reference_op_store): But do not here.
15020 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
15021 vn_reference_lookup.
15022 (vn_lookup_with_vuses): But do so here.
15024 2008-04-14 Ian Lance Taylor <iant@google.com>
15026 * fold-const.c (fold_overflow_warning): Remove assertion.
15028 2008-04-15 Ben Elliston <bje@au.ibm.com>
15030 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
15031 temp1 local variables.
15033 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
15036 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
15037 ".text.unlikely" section as executable.
15039 2008-04-14 James E. Wilson <wilson@tuliptree.org>
15041 * config/ia64/ia64.c (rtx_needs_barrier): Handle
15042 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
15043 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
15044 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
15045 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
15046 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
15047 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
15049 2008-04-14 Ian Lance Taylor <iant@google.com>
15051 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
15052 * fold-const.c (fold_comparison): If appropriate, test
15053 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
15054 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
15055 reassociating a pointer type.
15056 * doc/invoke.texi (Optimize Options): Document that
15057 -fstrict-overflow applies to pointer wraparound.
15059 2008-04-13 Jan Hubicka <jh@suse.cz>
15061 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
15063 2008-04-12 Andrew Pinski <pinskia@gmail.com>
15065 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
15066 we are going to "save the world".
15068 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
15070 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
15071 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
15072 operand 0 constraint, not "=".
15074 2008-04-11 James E. Wilson <wilson@tuliptree.org>
15076 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
15078 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15080 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
15081 of size of positions_needed * CHAR_BIT.
15083 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15085 PR middle-end/35897
15086 * dse.c (store_info): Change positions_needed to unsigned
15088 (lowpart_bitmask): New.
15089 (record_store): Cast to unsigned HOST_WIDE_INT for
15090 positions_needed. Assert width <= size of positions_needed *
15091 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
15092 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
15093 lowpart_bitmask to set mask.
15095 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15097 * config/bfin/constraints.md: New file.
15098 * config/bfin/bfin.md: Include it.
15099 (adddi3): Use satisfies_constraint functions instead of the old macros.
15100 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
15101 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
15102 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
15103 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
15104 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
15105 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
15106 EXTRA_CONSTRAINT): Delete.
15107 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
15108 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
15110 * config/bfin/bfin.c: Include "tm-constrs.h".
15111 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
15112 Use satisfies_constraint functions instead of the old macros.
15113 * doc/md.texi (Blackfin Constraints): Update file name reference.
15115 2008-04-11 Richard Guenther <rguenther@suse.de>
15117 PR tree-optimization/35869
15118 * tree-vrp.c (execute_vrp): Move switch statement update after
15119 jump threading. Schedule another cfg cleanup run.
15121 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
15124 * attribs.c (decl_attributes): Return early on errorneous node.
15126 2008-04-10 Oleg Ryjkov <olegr@google.com>
15128 * tree.h (struct tree_base): Added a new flag default_def_flag.
15129 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
15131 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
15133 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
15135 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15138 * pa.md: Define mode iterator P. Define mode attribute dwc.
15139 (dcacheflush): Update pattern to use iterator P and attribute dwc.
15140 (icacheflush): Likewise.
15141 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
15142 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
15144 2008-04-11 Ben Elliston <bje@au.ibm.com>
15146 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
15148 2008-04-10 Rafael Espindola <espindola@google.com>
15150 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
15151 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
15152 (extract_range_from_expr): The same.
15154 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15156 * config/mips/mips.md (GPR2): New mode iterator.
15157 (seq): Add comment.
15158 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
15159 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
15160 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
15161 Rewrite these to take two modes, the mode of comparison and the
15162 mode of the destination.
15163 * config/mips/mips.c (mips_expand_scc): Instead of having
15164 paradoxical subreg as destination, expand "narrowing" scc if mode
15165 of comparison is SI and target is requested in DI mode.
15166 (mips_emit_int_order_test): Update comment. Make mode of
15167 comparison match CMP0 rather than TARGET. When creating inverse
15168 target use mode of TARGET.
15170 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15172 * gcov-dump.c (tag_summary): Only print summaries for the first
15173 GCOV_COUNTERS_SUMMABLE counters.
15175 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
15177 * config/i386/i386.md (absneg): New code iterator.
15178 (absnegprefix): New code attribute.
15179 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
15180 patterns using absneg code iterator.
15181 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
15182 using absneg code iterator.
15183 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
15184 *neg<mode>2 patterns using absneg code iterator.
15185 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15186 *negextendsfdf2 patterns using absneg code iterator.
15187 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
15188 *negextendsfxf2 patterns using absneg code iterator.
15189 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15190 *negextendsfdf2 patterns using absneg code iterator.
15191 * config/i386/sse.md (<code><mode>2): Macroize expander from
15192 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
15194 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
15196 * config/s390/s390.h: Remove the remains of the recent search
15197 & replace action of current_function_outgoing_args_size.
15199 2008-04-10 Ira Rosen <irar@il.ibm.com>
15201 PR tree-optimization/35821
15202 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
15203 NEW_STMT_LIST is not NULL.
15205 2008-04-09 David Edelsohn <edelsohn@gnu.org>
15208 * toplev.c (process_options): Remove -ffunction-sections debugging
15211 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
15213 PR middle-end/PR28690
15214 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
15215 than gen_rtx_fmt_ee to perform more canonicalizations.
15217 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15220 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
15222 2008-04-09 Richard Guenther <rguenther@suse.de>
15224 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
15225 (dump_function_to_file): Dump function arguments with types.
15227 2008-04-08 Richard Guenther <rguenther@suse.de>
15229 * fold-const.c (fold_widened_comparison): Do not allow
15230 sign-changes that change the result.
15232 2008-04-08 Janis Johnson <janis187@us.ibm.com>
15235 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
15236 kinds of indirect references.
15238 2008-04-08 David Edelsohn <edelsohn@gnu.org>
15240 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
15241 GNU Fortran language string.
15243 2008-04-08 Rafael Espindola <espindola@google.com>
15245 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
15246 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
15247 * tree.h (tree_call_nonnegative_warnv_p): New.
15249 2008-04-08 Jan Hubicka <jh@suse.cz>
15251 * function.c (free_after_compilation): Clear out regno_reg_rtx
15254 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
15257 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
15259 PR middle-end/PR28690
15260 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
15261 same precedence as REG_POINTER and MEM_POINTER operands.
15263 2008-04-08 Richard Guenther <rguenther@suse.de>
15265 PR middle-end/35834
15266 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
15267 for adding index to base.
15269 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
15271 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
15272 (MINGW_ENABLE_EXECUTE_STACK): New.
15273 (IN_LIBGCC2): For libgcc include windows.h file for
15274 function declarations.
15276 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
15278 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
15279 and tem2 if tem1 is not a REG or MULT.
15281 2008-04-08 Jan Hubicka <jh@suse.cz>
15283 * function.h (incomming_args): Break out of struct function.
15284 (function_subsections): Break out of struct function.
15285 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
15286 return_rtx and hard_reg_initial_vals from struct function.
15287 Kill inl_max_label_num.
15288 (current_function_pops_args, current_function_args_info,
15289 current_function_args_size, current_function_args_size,
15290 current_function_pretend_args_size,
15291 current_function_outgoing_args_size,
15292 current_function_internal_arg_pointer, current_function_return_rtx):
15293 Kill compatibility accestor macros.
15294 * builtins.c (expand_builtin_apply_args_1): Update.
15295 (expand_builtin_next_arg): Update.
15296 * df-scan.c (df_get_call_refs): Update.
15297 * dbxout.c (dbxout_function_end): Update.
15298 * dwarf2out.c (dwarf2out_switch_text_section): Update.
15299 (output_line_info): Update.
15300 (secname_for_decl): Update.
15301 (dwarf2out_var_location): Update.
15302 * function.c (free_after_compilation): Update.
15303 (assign_parm_find_stack_rtl): Update.
15304 (assign_parms): Update.
15305 (expand_dummy_function_end): Update.
15306 (expand_function_end): Update.
15307 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
15308 (expand_call): Update.
15309 (emit_library_call_value_1): Update.
15310 (store_one_arg): Update.
15311 * varasm.c (initialize_cold_section_name): Update.
15312 (unlikely_text_section): Update.
15313 (unlikely_text_section_p): Update.
15314 (assemble_start_function): Update.
15315 (assemble_end_function): Update.
15316 (default_section_type_flags): Update.
15317 (switch_to_section): Update.
15318 * integrate.c (set_decl_abstract_flags): Update.
15319 (get_hard_reg_initial_val): Update.
15320 (has_hard_reg_initial_val): Update.
15321 (allocate_initial_values): Update.
15322 * resource.c (init_resource_info): Update.
15323 * config/alpha/alpha.c (NUM_ARGS): Update.
15324 (direct_return): Update.
15325 (alpha_va_start): Update.
15326 (alpha_sa_size): Update.
15327 (alpha_initial_elimination_offset): Update.
15328 (alpha_expand_prologue): Update.
15329 (alpha_start_function): Update.
15330 (alpha_expand_epilogue): Update.
15331 (unicosmk_initial_elimination_offset):
15332 * config/alpha/alpha.md (call expander): Update.
15333 * config/s390/s390.c (s390_register_info): Update.
15334 (s390_register_info): Update.
15335 (s390_frame_info): Update.
15336 (s390_initial_elimination_offset): Update.
15337 (s390_build_builtin_va_list): Update.
15338 (s390_va_start): Update.
15339 * config/spu/spu.c (direct_return): Update.
15340 (spu_expand_prologue): Update.
15341 (spu_initial_elimination_offset): Update.
15342 (spu_build_builtin_va_list): Update.
15343 (spu_va_start): Update.
15344 * config/sparc/sparc.c (sparc_init_modes): Update.
15345 (sparc_compute_frame_size): Update.
15346 (function_value): Update.
15347 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
15348 * config/i386/i386.md (return expander): Update.
15349 * config/i386/i386.c (ix86_va_start): Update.
15350 (ix86_can_use_return_insn_p): Update.
15351 (ix86_compute_frame_layout): Update.
15352 (ix86_expand_epilogue): Update.
15353 * config/sh/sh.c (output_stack_adjust): Update.
15354 (calc_live_regs): Update.
15355 (sh_expand_prologue): Update.
15356 (sh_builtin_saveregs): Update.
15357 (sh_va_start): Update.
15358 (initial_elimination_offset): Update.
15359 (sh_allocate_initial_value): Update.
15360 (sh_function_ok_for_sibcall): Update.
15361 (sh_get_pr_initial_val): Update.
15362 * config/sh/sh.md (return expander): Update.
15363 * config/avr/avr.c (frame_pointer_required_p): UPdate.
15364 * config/crx/crx.c (crx_compute_frame): UPdate.
15365 (crx_initial_elimination_offset): UPdate.
15366 * config/xtensa/xtensa.c (compute_frame_size): Update
15367 (xtensa_builtin_saveregs): Update.
15368 (xtensa_va_start): Update.
15369 (order_regs_for_local_alloc): Update.
15370 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
15371 (xstormy16_expand_builtin_va_start): Update.
15372 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
15373 * config/m68hc11/m68hc11.md (return expanders): Update.
15374 * config/m68hc11/m68hc11.c (expand_prologue): Update.
15375 (expand_epilogue): Update.
15376 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
15377 (cris_simple_epilogue): Update.
15378 (cris_expand_prologue): Update.
15379 (cris_expand_epilogue): Update.
15380 * config/iq2000/iq2000.c (iq2000_va_start): Update.
15381 (compute_frame_size): Update.
15382 * config/mt/mt.c (mt_compute_frame_size): Update.
15383 * config/mn10300/mn10300.c (expand_prologue): Update.
15384 (expand_epilogue): Update.
15385 (initial_offset): Update.
15386 (mn10300_builtin_saveregs):
15387 * config/mn10300/mn10300.md (return expander): Update.
15388 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
15389 (ia64_initial_elimination_offset): Update.
15390 (ia64_initial_elimination_offset): Update.
15391 (ia64_expand_prologue): Update.
15392 * config/m68k/m68k.md (return expander): Update.
15393 * config/rs6000/rs6000.c (rs6000_va_start): Update.
15394 (rs6000_stack_info): Update.
15395 * config/mcore/mcore.c (layout_mcore_frame): Update.
15396 (mcore_expand_prolog): Update.
15397 * config/arc/arc.c (arc_compute_frame_size): Update.
15398 * config/score/score3.c (score3_compute_frame_size): Update.
15399 * config/score/score7.c (score7_compute_frame_size): Update.
15400 * config/arm/arm.c (use_return_insn): Update.
15401 (thumb_find_work_register): Update.
15402 (arm_compute_save_reg_mask): Update.
15403 (arm_output_function_prologue): Update.
15404 (arm_output_epilogue): Update.
15405 (arm_size_return_regs): Update.
15406 (arm_get_frame_offsets): Update.
15407 (arm_expand_prologue): Update.
15408 (thumb_exit): Update.
15409 (thumb_unexpanded_epilogue): Update.
15410 (thumb1_output_function_prologue): Update.
15411 * config/pa/pa.md (return expander): Update.
15412 * config/pa/pa.c (compute_frame_size): Update.
15413 (hppa_builtin_saveregs): Update.
15414 * config/mips/mips.c (mips_va_start): Update.
15415 (mips16_build_function_stub): Update.
15416 (mips_compute_frame_info): Update.
15417 (mips_restore_gp): Update.
15418 (mips_output_function_prologue): Update.
15419 (mips_expand_prologue): Update.
15420 * config/v850/v850.c (compute_frame_size): Update.
15421 (expand_prologue): * config/mmix/mmix.c (along): update.
15422 (mmix_initial_elimination_offset): update.
15423 (mmix_reorg): update.
15424 (mmix_use_simple_return): update.
15425 (mmix_expand_prologue): update.
15426 (mmix_expand_epilogue): Update.
15427 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
15428 (emit_link_insn): Update.
15430 2008-04-08 Anatoly Sokolov <aesok@post.ru>
15432 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
15433 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
15435 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
15438 2008-04-07 Jan Hubicka <jh@suse.cz>
15440 * function.h (rtl): Rename to x_rtl.
15441 (crtl): New define.
15442 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
15443 frame_offset, stack_check_probe_note, arg_pointer_save_area,
15444 used_temp_slots avail_temp_slots, temp_slot_level,
15445 nonlocal_goto_handler_labels): Update accesstors.
15446 (rtl): New global variable.
15447 (struct function): Move some fileds to rtl_data.
15448 (get_arg_pointer_save_area): Update prototype.
15449 * builtins.c (expand_builtin_setjmp_receiver): Update call of
15450 get_arg_pointer_save_area.
15451 * expr.c (init_expr): Update
15452 * function.c (get_frame_size): Update
15453 (assign_stack_local): Update
15454 (expand_function_end): Update.
15455 (get_art_pointer_save_area): Update
15457 * emit-rtl.c (rtl): Declare.
15458 (regno_reg_rtx): Declare.
15459 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
15461 (gen_reg_rtx): Update.
15462 * varasm.c (n_deferred_constatns): Update accestor.
15463 (init_varasm_status): Do not allocate varasm_status.
15464 (force_const_mem, get_pool_size, output_constant_pool): Update.
15465 * stmt.c (force_label_rtx): Do not use x_ prefixes.
15466 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
15467 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
15468 * sparc/sparc.h (INIT_EXPANDERS): Update.
15469 * ia64/ia64.h (INIT_EXPANDERS): Update.
15471 2008-04-07 James E. Wilson <wilson@tuliptree.org>
15473 * reload.c (push_secondary_reload): Add missing break to for loop.
15475 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
15477 PR middle-end/PR28690
15478 * rtlanal.c: Update copyright years.
15479 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
15480 as REG_POINTER and MEM_POINTER operands.
15481 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
15482 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
15483 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
15484 * gcse.c: Update copyright years.
15485 (pre_delete): Call gen_reg_rtx_and_attrs.
15486 (hoist_code): Likewise.
15487 (build_store_vectors): Likewise.
15488 (delete_store): Likewise.
15489 * loop-invariant.c (move_invariant_reg): Likewise.
15490 Update copyright years.
15492 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
15494 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
15495 control string instead of quoted.
15497 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
15499 * doc/rtl.texi: Rewrite of subreg section.
15501 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
15504 * config/i386/i386.c (legitimize_pic_address): Add treating
15505 of dllimport SYM_REF's.
15506 (legitimize_dllimport_symbol): Add prototype.
15508 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
15510 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
15511 reference in constructor with non self-referential type.
15513 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
15515 Removal of Return with Depressed Stack Pointer support
15516 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
15517 (ECF_SP_DEPRESSED): Likewise.
15518 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
15519 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
15520 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
15521 (expand_call): Do not test ECF_SP_DEPRESSED.
15522 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
15523 * function.c (keep_stack_depressed): Delete.
15524 (handle_epilogue_set): Likewise.
15525 (update_epilogue_consts): Likewise.
15526 (emit_equiv_load): Likewise.
15527 (thread_prologue_and_epilogue_insns): Remove support for Return with
15528 Depressed Stack Pointer.
15529 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
15531 2008-04-06 Richard Guenther <rguenther@suse.de>
15533 PR tree-optimization/35400
15534 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
15535 information from SSA_NAMEs.
15537 2008-04-06 Anatoly Sokolov <aesok@post.ru>
15539 * config/avr/avr.h (avr_mega_p): Remove declaration.
15540 (AVR_MEGA): Remove macro.
15541 * config/avr/avr.c (avr_mega_p): Remove variable.
15542 (avr_override_options): Remove inicializion of avr_mega_p.
15543 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
15544 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
15545 (avr_jump_mode): (Ditto.).
15546 (avr_output_progmem_section_asm_op): (Ditto.).
15547 (avr_asm_init_sections): (Ditto.).
15548 (avr_asm_init_sections): (Ditto.).
15549 (avr_rtx_costs): (Ditto.).
15550 * config/avr/avr.md: (Ditto.).
15551 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
15554 2008-04-06 Richard Guenther <rguenther@suse.de>
15556 PR tree-optimization/35842
15557 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
15558 is_gimple_invariant_address.
15560 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15562 * gcc.c (default_compilers): Sync Fortran extensions list with
15563 that in fortran/lang-specs.h.
15564 * doc/invoke.texi: Likewise.
15565 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
15566 * dwarf2out.c (gen_compile_unit_die): Likewise.
15568 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
15570 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
15572 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
15575 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
15576 attribute is used for nested functions.
15578 2008-04-05 Jan Hubicka <jh@suse.cz>
15580 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
15582 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
15584 (dump_files): Update.
15585 (enable_rtl_dump_file): Do not accept letter argument.
15586 * tree-pass.h (dump_file_info): Remove letter argument.
15587 * toplev.c (decode_d_option): Update -da handling.
15588 * toplev.h (enable_rtl_dump_file): Update prototype.
15589 * passes.c (register_one_dump_file): Do not accept IPA argument; work
15590 it out based on pass type.
15591 (register_dump_files_1): Likewise.
15592 (init_optimization_passes): Update register_one_dump_file calls.
15593 (execute_one_pass): Sanity check that IPA passes are called at IPA
15594 level and RTL passes at RTL level.
15595 (execute_pass_list): IPA pass can not be after or subpass of
15597 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
15598 disallov RTL subpasses of IPA subpasses.
15600 2008-04-05 Ben Elliston <bje@au.ibm.com>
15602 * tree-cfg.c (need_fake_edge_p): Return false for calls to
15603 builtins that return exactly once and do not throw. Cache call to
15606 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
15608 PR rtl-optimization/34916
15609 PR middle-end/35519
15610 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
15611 between instruction pairs.
15613 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
15615 * doc/invoke.texi: Document -mbitops for SH.
15616 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
15617 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
15618 * config/sh/sh.c (print_operand): Add %t operand code.
15619 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
15620 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
15621 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
15622 (extendqihi2): Likewise.
15623 (movqi_i): Likewise.
15624 (insv): Use bset, bclr and bst instructions for SH2A if possible.
15625 (extv): Use bld instruction for SH2A if possible.
15627 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
15628 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
15629 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
15630 (bset.b, bclr.b): Define peepholes.
15631 * config/sh/sh.opt (mbitops): New option.
15633 2008-04-04 Janis Johnson <janis187@us.ibm.com>
15636 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
15637 and view convert expression.
15639 2008-04-04 Jakub Jelinek <jakub@redhat.com>
15642 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
15644 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
15646 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
15648 * config/i386/cpuid.h (bit_AES): New.
15649 (bit_PCLMUL): Likewise.
15651 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
15652 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
15653 SSE2 if AES or PCLMUL is enabled.
15654 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
15655 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
15656 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
15657 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
15658 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
15659 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
15660 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
15661 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
15662 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
15663 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
15664 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
15665 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
15666 __builtin_ia32_aeskeygenassist128 and
15667 __builtin_ia32_pclmulqdq128.
15668 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
15669 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
15670 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
15672 * config/i386/i386.h (TARGET_AES): New.
15673 (TARGET_PCLMUL): Likewise.
15674 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
15676 * config/i386/i386.md (UNSPEC_AESENC): New.
15677 (UNSPEC_AESENCLAST): Likewise.
15678 (UNSPEC_AESDEC): Likewise.
15679 (UNSPEC_AESDECLAST): Likewise.
15680 (UNSPEC_AESIMC): Likewise.
15681 (UNSPEC_AESKEYGENASSIST): Likewise.
15682 (UNSPEC_PCLMUL): Likewise.
15684 * config/i386/i386.opt (maes): New.
15685 (mpclmul): Likewise.
15687 * config/i386/sse.md (aesenc): New pattern.
15688 (aesenclast): Likewise.
15689 (aesdec): Likewise.
15690 (aesdeclast): Likewise.
15691 (aesimc): Likewise.
15692 (aeskeygenassist): Likewise.
15693 (pclmulqdq): Likewise.
15695 * config/i386/wmmintrin.h: New.
15697 * doc/extend.texi: Document AES and PCLMUL built-in function.
15699 * doc/invoke.texi: Document -maes and -mpclmul.
15701 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
15703 * function.c (free_after_parsing): Replace with
15704 cxx_push_function_context from C++ front-end.
15705 (allocate_struct_function): Don't call langhook.
15706 * langhooks.h (struct lang_hooks_for_functions): Delete.
15707 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
15709 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
15710 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
15711 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
15712 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
15713 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
15714 remove LANG_HOOKS_FUNCTION_INITIALIZER.
15715 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
15717 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
15718 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
15720 2008-04-04 Jakub Jelinek <jakub@redhat.com>
15723 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
15726 2008-04-04 Richard Guenther <rguenther@suse.de>
15728 PR middle-end/35823
15729 * fold-const.c (optimize_minmax_comparison): Use the correct
15730 type for the constant in the simplified comparison.
15732 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
15734 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
15735 Pass L2 size as "--param l2-cache-size" to the compiler.
15736 (decode_l2_cache): New function to decode L2 cache parameters using
15737 0x8000006 extended cpuid function.
15738 (detect_caches_amd): Determine parameters of L2 cache using
15739 decode_l2_caches function.
15740 (decode_caches_intel): Decode L2 cache parameters.
15741 (detect_caches_intel): Determine L2 cache parameters using
15742 decode_caches_intel and decode_l2_caches functions.
15744 2008-04-03 Bob Wilson <bob.wilson@acm.org>
15746 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
15747 secondary input reload for subword loads from the constant pool.
15749 2008-04-03 Janis Johnson <janis187@us.ibm.com>
15752 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
15753 constants of the appropriate size for runtime calculations.
15756 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
15757 decimal-float literal constant zero.
15759 2008-04-03 Jakub Jelinek <jakub@redhat.com>
15762 * c-parser.c (c_parser_omp_atomic): Call
15763 default_function_array_conversion on the RHS.
15765 PR middle-end/35818
15766 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
15767 call is_variable_sized if decl has incomplete type.
15769 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
15771 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
15773 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
15775 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
15777 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
15778 (sgt<u>): Merge sgt and sgtu into new expander.
15779 (sgt, sgtu): Remove expanders.
15780 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
15781 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
15782 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
15783 *sgtu_<mode>_mips16 into new pattern.
15784 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
15785 (sge<u>): Merge sge and sgeu into new expander.
15786 (sge, sgeu): Remove expanders.
15787 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
15789 (*sge_<mode>, second *sge_<mode>): Remove patterns.
15790 (slt<u>): Merge slt and sltu into new expander.
15791 (slt, sltu): Remove expanders.
15792 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
15793 (*slt_<mode>, *sltu_<mode>): Remove patterns.
15794 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
15795 *sltu_<mode>_mips16 into new pattern.
15796 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
15797 (sle<u>): Merge sle and sleu into new expander.
15798 (sle, sleu): Remove expanders.
15799 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
15800 (*sle_<mode>, *sleu_<mode>): Remove patterns.
15801 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
15802 *sleu_<mode>_mips16 into new pattern.
15803 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
15805 2008-04-03 Jan Hubicka <jh@suse.cz>
15807 PR tree-optimization/35795
15808 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
15809 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
15810 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
15811 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
15812 * score/score3.c (score3_output_mi_thunk): Likewise.
15813 * score/score7.c (score7_output_mi_thunk): Likewise.
15814 * mips/mips.c (mips_output_mi_thunk): Likewise.
15816 2008-04-03 Richard Guenther <rguenther@suse.de>
15818 * tree-vrp.c (extract_range_from_unary_expr): Handle all
15819 conversions. Simplify code.
15821 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
15823 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
15825 2008-04-03 Tom Tromey <tromey@redhat.com>
15826 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15828 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
15829 * config/bfin/t-bfin-linux (generated_files): Add
15830 linux-sysroot-suffix.h.
15831 * doc/install.texi (Prerequisites): Require make 3.80.
15832 * doc/sourcebuild.texi (Front End Directory): Document new
15834 * Makefile.in (generated_files): New variable.
15835 (ALL_HOST_OBJS): New variable.
15836 ($(ALL_HOST_OBJS)): New target.
15838 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
15840 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
15841 (remap_block): Call id->transform_lang_insert_block instead
15843 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
15844 Set id.transform_lang_insert_block to NULL.
15845 (clone_body): Move to cp/optimize.c
15846 * tree-inline.h (struct copy_body_data): Change
15847 transform_lang_insert_block to function pointer.
15848 (copy_generic_body, copy_decl_no_change): Export.
15849 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
15850 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
15851 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
15853 * c-tree.h (insert_block): Kill.
15854 * c-decl.c (insert_block): Kill.
15856 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
15858 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
15859 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
15860 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
15862 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
15863 argument, call {push,pop}_function_context from here.
15864 * c-parser.c: Use c_{push,pop}_function_context.
15866 * function.c (push_function_context_to): Move meat ...
15867 (push_function_context): ... here. Simplify.
15868 * function.c (pop_function_context_from): Move meat ...
15869 (pop_function_context): ... here. Simplify.
15870 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
15872 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
15873 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
15874 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
15875 * tree.h (push_function_context_to, pop_function_context_from): Remove.
15877 2008-04-03 Ben Elliston <bje@au.ibm.com>
15879 * expmed.c (extract_force_align_mem_bit_field): Remove.
15881 2008-04-03 Richard Guenther <rguenther@suse.de>
15883 PR middle-end/35800
15884 * expr.h (try_casesi): Adjust prototype.
15885 * expr.c (try_casesi): Take fallback label as extra parameter.
15886 Use that for gen_casesi if default_label is NULL.
15887 * stmt.c (expand_case): Pass fallback label to try_casesi,
15888 make sure to fill gaps with a fallback label if default_label
15891 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
15894 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
15896 2008-04-03 Ben Elliston <bje@au.ibm.com>
15898 * expmed.c (extract_split_bit_field): Remove if (0) code.
15899 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
15900 (do_ds_constraint): Likewise.
15902 2008-04-02 Joseph Myers <joseph@codesourcery.com>
15904 * doc/cppopts.texi (-dU): Document.
15905 * c-common.h (flag_dump_macros): Update comment.
15906 * c-opts.c (handle_OPT_d): Handle -dU.
15907 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
15908 dump_queued_macros, cb_used_define, cb_used_undef): New.
15909 (init_pp_output): Handle -dU.
15910 (cb_line_change): Call dump_queued_macros.
15911 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
15913 2008-04-02 Anatoly Sokolov <aesok@post.ru>
15915 * config/avr/predicates.md (io_address_operand): New predicate.
15916 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
15917 * config/avr/avr.c (avr_io_address_p): Remove function.
15918 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
15919 'avr_io_address_p' function.
15920 (out_movhi_r_mr): (Ditto.).
15921 (out_movqi_mr_r): (Ditto.).
15922 (out_movhi_mr_r): (Ditto.).
15923 (avr_address_cost): (Ditto.).
15925 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
15927 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
15928 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
15929 in 32bit mode when XMM registers are available to avoid store
15931 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
15932 corresponding post-reload splitters.
15934 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
15936 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
15937 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
15938 __builtin_ia32_roundss.
15939 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
15940 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
15941 __builtin_ia32_roundss.
15942 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
15943 IX86_BUILTIN_SHUFPD here.
15945 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
15947 * config/i386/i386.md (plogic): New.
15948 (plogicprefix): Likewise.
15950 * config/i386/mmx.md (mmx_<code><mode>3): New.
15951 (mmx_and<mode>3): Removed.
15952 (mmx_ior<mode>3): Likewise.
15953 (mmx_xor<mode>3): Likewise.
15955 * config/i386/sse.md (<code><mode>3): New.
15956 (*<code><mode>3): Likewise.
15957 (*<code><mode>3): Likewise.
15958 (<code><mode>3): Likewise.
15959 (*sse_<code><mode>3): Likewise.
15960 (*sse2_<code><mode>3): Likewise.
15961 (<code>tf3): Likewise.
15962 (*<code>tf3): Likewise.
15963 (and<mode>3): Likewise.
15964 (*and<mode>3): Likewise.
15965 (ior<mode>3): Removed.
15966 (*ior<mode>3): Likewise.
15967 (xor<mode>3): Likewise.
15968 (*xor<mode>3): Likewise.
15969 (*and<mode>3): Likewise.
15970 (*ior<mode>3): Likewise.
15971 (*xor<mode>3): Likewise.
15972 (and<mode>3): Likewise.
15973 (*sse_and<mode>3): Likewise.
15974 (*sse2_and<mode>3): Likewise.
15975 (andtf3): Likewise.
15976 (*andtf3): Likewise.
15977 (ior<mode>3): Likewise.
15978 (*sse_ior<mode>3): Likewise.
15979 (*sse2_ior<mode>3): Likewise.
15980 (iortf3): Likewise.
15981 (*iortf3): Likewise.
15982 (xor<mode>3): Likewise.
15983 (*sse_xor<mode>3): Likewise.
15984 (*sse2_xor<mode>3): Likewise.
15985 (xortf3): Likewise.
15986 (*xortf3): Likewise.
15988 2008-04-02 Richard Guenther <rguenther@suse.de>
15990 PR tree-optimization/14495
15991 PR tree-optimization/34793
15992 * tree-vrp.c (struct switch_update): New structure.
15993 (to_remove_edges, to_update_switch_stmts): New VECs.
15994 (simplify_switch_using_ranges): New function. Remove not taken
15995 case labels and edges.
15996 (simplify_stmt_using_ranges): Call it.
15997 (identify_jump_threads): Mark edges we have queued for removal
15998 so we don't thread them.
15999 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
16001 * tree-cfg.c (group_case_labels): Deal with missing default label.
16002 (tree_verify_flow_info): Allow missing default label.
16003 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
16004 (emit_case_nodes): Likewise.
16005 (expand_case): Do not rely on the default label to be present.
16006 * expr.c (try_casesi): Deal with NULL default_label.
16007 (do_tablejump): Likewise.
16009 2008-04-02 Richard Guenther <rguenther@suse.de>
16011 PR tree-optimization/14495
16012 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
16013 SWITCH_EXPR here ...
16014 (vrp_visit_switch_stmt): ... but here (new function).
16015 (find_case_label_index): New helper function.
16016 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
16018 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16020 * fwprop.c: Fix ISO-C99ism.
16022 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16025 * Makefile.in (objdir): Set it here.
16026 * configure.ac: Not here. Find dynamic linker characteristics.
16027 * exec-tool.in: Use them.
16028 * aclocal.m4: Regenerate.
16029 * configure: Regenerate.
16031 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16033 * expr.c (expand_var): Delete it.
16034 * expr.h (expand_var): Delete prototype.
16035 * function.c (expand_function_start): Use expand_decl instead.
16036 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
16039 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
16041 PR rtl-optimization/35542
16042 * fwprop.c (forward_propagate_and_simplify): Replace
16043 loc_reg_mentioned_in_p with reg_mentioned_p.
16045 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16047 PR rtl-optimization/35281
16048 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
16049 (propagate_rtx_1): Handle PR_HANDLE_MEM.
16050 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
16051 (varying_mem_p): Move above propagate_rtx.
16052 (all_uses_available_at): Do not check MEMs.
16054 2008-04-02 Rafael Espindola <espindola@google.com>
16056 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
16057 (register_edge_assert_for_2): Split the cond argument.
16058 (register_edge_assert_for_1): Adjust for the change in
16059 register_edge_assert_for_2.
16060 (register_edge_assert_for): Split the cond argument.
16061 (find_switch_asserts): Adjust for the change in
16062 register_edge_assert_for.
16064 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
16066 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
16067 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
16068 offsets for 64-bit mingw.
16069 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
16070 abi for x86_64-pc-mingw.
16072 2008-04-02 Richard Guenther <rguenther@suse.de>
16074 * tree-vrp.c (extract_range_from_assert): Make sure to not
16075 produce range min/max with TREE_OVERFOW set.
16076 If merging a anti-range and a range keep the anti-range if
16077 the range covers all values of the type.
16078 (register_edge_assert_for_2): Only allow sign-changing
16079 conversions in detecting canonical range checks. Also
16080 register an assert for the unsigned name if useful.
16082 PR tree-optimization/35787
16083 * tree-vrp.c (vrp_val_max): New function.
16084 (vrp_val_min): Likewise.
16085 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
16086 (vrp_val_is_min): Likewise.
16087 (supports_overflow_infinity): Use vrp_val_{min,max}.
16088 (negative_overflow_infinity): Likewise.
16089 (positive_overflow_infinity): Likewise.
16090 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
16091 (is_positive_overflow_infinity): Likewise.
16092 (is_overflow_infinity): Likewise.
16093 (avoid_overflow_infinity): Use vrp_val_{min,max} and
16094 vrp_val_is_{min,max}.
16095 (set_and_canonicalize_value_range): Canonicalize anti-ranges
16096 to ranges if possible. Avoid empty ranges.
16098 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16100 PR middle-end/35705
16101 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
16102 the expression is a function address.
16104 2008-04-01 George Helffrich <george@gcc.gnu.org>
16106 PR fortran/35154, fortran/23057
16107 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
16108 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
16109 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
16110 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
16112 (dbxout_syms): Check for COMMON-based symbol and wrap in
16113 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
16114 in bracket for efficiency.
16116 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
16117 using DW_TAG_common_block + member offset.
16118 (add_pubname_string): New function.
16119 (dw_expand_expr): New function to find block name and offset for
16121 (common_check): New function to check whether symbol in Fortran COMMON.
16122 (gen_variable_die): If COMMON, use DW_TAG_common_block.
16124 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
16127 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
16129 2008-04-02 Ben Elliston <bje@au.ibm.com>
16131 * config/v850/v850.md (casesi): Remove if (0) code.
16132 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
16133 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
16135 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
16137 * config/i386/i386.md (rex64suffix): New mode attribute.
16138 (floathi<mode>2): Disable expander for SSE math.
16139 (*floathi<mode>2_1): New insn insn_and_split pattern.
16140 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
16141 corresponding post-reload splitters.
16142 (*floathi<mode>2_i387): New macroized insn pattern.
16143 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
16144 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
16145 insn_and_split pattern.
16146 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
16147 New macroized instruction patterns and corresponding post-reload
16149 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
16150 and corresponding post-reload splitters.
16151 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
16152 New macroized instruction patterns.
16153 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
16154 macroized instruction patterns and corresponding post-reload splitters.
16155 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
16156 corresponding post-reload splitters.
16157 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
16158 New macroized instruction patterns.
16159 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
16160 corresponding post-reload splitters.
16161 (*floatsi<mode>2_i387): New macroized instruction patterns.
16163 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
16165 * config/i386/i386.md (smaxmin): New.
16166 (umaxmin): Likewise.
16167 (maxminiprefix): Likewise.
16168 (maxminfprefix): Likewise.
16169 (<code><mode>3): Likewise.
16170 (smin<mode>3): Removed.
16171 (smax<mode>3): Likewise.
16173 * config/i386/mmx.md (mmx_<code>v2sf3): New.
16174 (mmx_<code>v4hi3): Likewise.
16175 (mmx_<code>v8qi3): Likewise.
16176 (mmx_smaxv2sf3): Removed.
16177 (mmx_sminv2sf3): Likewise.
16178 (mmx_umaxv8qi3): Likewise.
16179 (mmx_smaxv4hi3): Likewise.
16180 (mmx_uminv8qi3): Likewise.
16181 (mmx_sminv4hi3): Likewise.
16183 * config/i386/sse.md (<addsub><mode>3): New.
16184 (*<addsub><mode>3): Likewise.
16185 (<sse>_vm<addsub><mode>3): Likewise.
16186 (<maxmin><mode>3): Likewise.
16187 (*<maxmin><mode>3_finite): Likewise.
16188 (*<maxmin><mode>3): Likewise.
16189 (<sse>_vm<maxmin><mode>3): Likewise.
16190 (sse3_h<addsub>v4sf3): Likewise.
16191 (sse3_h<addsub>v2df3): Likewise.
16192 (<maxmin>v16qi3): Likewise.
16193 (*<maxmin>v16qi3): Likewise.
16194 (<maxmin>v8hi3): Likewise.
16195 (*<maxmin>v8hi3): Likewise.
16196 (*sse4_1_<maxmin><mode>3): Likewise.
16197 (*sse4_1_<maxmin><mode>3): Likewise.
16198 (add<mode>3): Removed.
16199 (*add<mode>3): Likewise.
16200 (<sse>_vmadd<mode>3): Likewise.
16201 (sub<mode>3): Likewise.
16202 (*sub<mode>3): Likewise.
16203 (<sse>_vmsub<mode>3): Likewise.
16204 (smin<mode>3): Likewise.
16205 (*smin<mode>3_finite): Likewise.
16206 (*smin<mode>3): Likewise.
16207 (<sse>_vmsmin<mode>3): Likewise.
16208 (smax<mode>3): Likewise.
16209 (*smax<mode>3_finite): Likewise.
16210 (*smax<mode>3): Likewise.
16211 (<sse>_vmsmax<mode>3): Likewise.
16212 (sse3_haddv4sf3): Likewise.
16213 (sse3_haddv2df3): Likewise.
16214 (sse3_hsubv4sf3): Likewise.
16215 (sse3_hsubv2df3): Likewise.
16216 (umaxv16qi3): Likewise.
16217 (*umaxv16qi3): Likewise.
16218 (smaxv8hi3): Likewise.
16219 (*smaxv8hi3): Likewise.
16220 (*sse4_1_smax<mode>3): Likewise.
16221 (*sse4_1_umax<mode>3): Likewise.
16222 (uminv16qi3): Likewise.
16223 (*uminv16qi3): Likewise.
16224 (sminv8hi3): Likewise.
16225 (*sminv8hi3): Likewise.
16226 (*sse4_1_smin<mode>3): Likewise.
16227 (*sse4_1_umin<mode>3): Likewise.
16229 2008-04-01 Rafael Espindola <espindola@google.com>
16231 * tree-cfg.c (verify_expr): remove in_phi.
16232 (verify_stmt): Don't call walk_tree with verify_expr. Use
16233 is_gimple_min_invariant instead of is_gimple_val.
16235 2008-04-01 Joseph Myers <joseph@codesourcery.com>
16237 * doc/include/gpl_v3.texi: Update for manpage generation.
16238 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
16240 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
16241 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
16242 gpl_v3.texi instead of gpl.texi.
16245 2008-04-01 Jakub Jelinek <jakub@redhat.com>
16248 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
16250 2008-04-01 Rafael Espindola <espindola@google.com>
16252 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
16253 (extract_code_and_val_from_cond): Use
16254 extract_code_and_val_from_cond_with_ops.
16256 2008-04-01 Jan Hubicka <jh@suse.cz>
16258 * function.c (free_after_compilation): Free epilogue_delay_list.
16259 (prepare_function_start): Assert that previous compilation was freed.
16261 2008-04-01 Jan Hubicka <jh@suse.cz>
16262 Jim Wilson <wilson@tuliptree.org>
16263 Andreas Tobler <andreast@gcc.gnu.org>
16265 PR middle-end/35781
16266 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
16267 rtl.emit instead cfun->emit.
16268 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
16269 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
16271 2008-04-01 Ben Elliston <bje@au.ibm.com>
16273 * doc/c-tree.texi (Function Basics): Fix grammatical error.
16275 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
16277 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
16279 (fprofile-use): Add var flag_profile_use
16280 * coverage.c (coverage_begin_output): Do not open a gcno file for
16281 output only if -ftest-coverage is set.
16282 Do not add getpwd() to gcda file path.
16283 (build_gcov_info): Check the new flag
16284 flag_profile_datafile_relative_path.
16285 (coverage_init): Use profile_data_prefix.
16286 Read profile counter only if flag_profile_use is set.
16287 * opts.c (common_handle_option): New option fprofile-use=,
16288 fprofile-dir=, fprofile-generate=.
16289 * toplev.c (profile_data_prefix): New variable definition.
16290 * toplev.h (profile_data_prefix): New declaration.
16291 * doc/invoke.tex (Option Summary, Optimization Options):
16294 2008-03-31 James E. Wilson <wilson@tuliptree.org>
16296 * varasm.c (output_constant_pool_1): In LABEL_REF check,
16297 use tmp consistently.
16300 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
16301 * config/ia64/ia64.c (rtx_needs_barrier): Handle
16302 UNSPEC_FR_RECIP_APPROX_RES.
16303 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
16305 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
16308 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
16310 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
16312 PR middle-end/30186
16313 * fold-const.c (fold_indirect_ref_1): Support accessing non first
16314 element of the vector via a pointer.
16316 2008-03-31 Ian Lance Taylor <iant@google.com>
16318 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
16320 2008-03-31 Jan Hubicka <jh@suse.cz>
16322 * builtins.c (expand_builtin_setjmp_receiver): Update call of
16323 get_arg_pointer_save_area.
16324 * expr.c (init_expr): Just clear out rtl.expr.
16325 * function.c (free_after_compilation): Clear out whole RTL structure.
16326 (get_func_frame_size): Merge into ...
16327 (get_frame_size): ... this one.
16328 (assign_stack_local_1): Merge into ...
16329 (assign_stack_local): ... this one.
16330 (expand_function_end): Update call of get_arg_pointer_save_area.
16331 (get_art_pointer_save_area): Remove cfun argument.
16332 * function.h (emit_status): regno_pointer_align does not need length
16333 attribute. Move x_regno_reg_rtx to ...
16334 (regno_reg_rtx): ... new global array.
16335 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
16336 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
16337 apply_args_value, forced_labels, stack_pointer_delta):
16339 (struct varasm_status): Move here from varasm.c
16340 (struct rtl_data): New. Move here some fields from struct function.
16341 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
16342 frame_offset, stack_check_probe_note, arg_pointer_save_area,
16343 used_temp_slots avail_temp_slots, temp_slot_level,
16344 nonlocal_goto_handler_labels): Update accesstors.
16345 (rtl): New global variable.
16346 (struct function): Move some fileds to rtl_data.
16347 (get_arg_pointer_save_area): Update prototype.
16348 * emit-rtl.c (rtl): Declare.
16349 (regno_reg_rtx): Declare.
16350 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
16352 (gen_reg_rtx): Update.
16353 (init_virtual_regs): Do not tate emit_status argument.
16354 (init_emit): Do not allocate emit.
16355 * varasm.c (varasm_statuc): Move to function.h.
16356 (n_deferred_constatns): Update accestor.
16357 (init_varasm_status): Do not allocate varasm_status.
16358 (force_const_mem, get_pool_size, output_constant_pool): Update.
16359 * stmt.c (force_label_rtx): Do not use x_ prefixes.
16360 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
16362 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
16364 PR rtl-optimization/35729
16365 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
16368 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
16371 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
16372 load/store if memory is unaligned.
16373 (*movti_rex64): Likewise.
16375 * config/i386/predicates.md (misaligned_operand): New.
16377 2008-03-31 Andrew Pinski <pinskia@gmail.com>
16380 * tree-ssa-phiopt.c (conditional_replacement): Return early for
16383 2008-03-31 Jan Beulich <jbeulich@novell.com>
16385 * config/ia64/constraints.md: Add 'j' constraint.
16386 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
16387 (movdi_internal): Likewise.
16389 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
16392 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
16394 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
16397 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
16398 proper error message for the third argument on blendpd and
16401 * config/i386/sse.md (blendbits): New.
16402 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
16404 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
16406 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
16408 2008-03-30 Richard Guenther <rguenther@suse.de>
16410 PR middle-end/31023
16411 * fold-const.c (fold_sign_changed_comparison): Do leave
16412 conversions to base-types alone.
16414 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
16416 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
16417 the link register if one altivec register is be saved.
16419 2008-03-30 Ben Elliston <bje@au.ibm.com>
16421 * final.c (final_scan_insn): Remove if (0) code.
16423 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
16425 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
16427 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
16429 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
16430 of V4SFmode to ix86_binary_operator_ok.
16432 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
16434 * config/i386/i386.c (override_options): Initialize
16435 ix86_veclib_handler to ix86_veclibabi_svml when
16436 -mveclibabi=svml is used.
16437 (ix86_veclibabi_svml): New function for SVML ABI style
16438 vectorization support.
16439 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
16441 2008-03-28 Rafael Espindola <espindola@google.com>
16443 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
16444 (tree_binary_nonnegative_warnv_p): Make it public.
16445 (tree_single_nonnegative_warnv_p): Make it public.
16446 (tree_invalid_nonnegative_warnv_p): Make it public.
16447 (tree_unary_nonzero_warnv_p): Make it public.
16448 (tree_binary_nonzero_warnv_p): Make it public
16449 (tree_single_nonzero_warnv_p): Make it public.
16450 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
16451 (extract_range_from_binary_expr): Split the expr argument.
16452 (extract_range_from_unary_expr): Split the expr argument.
16453 (extract_range_from_comparison): Split the expr argument.
16454 (extract_range_from_expr): Use the new aux functions.
16455 (vrp_evaluate_conditional_warnv): Use
16456 vrp_evaluate_conditional_warnv_with_ops.
16457 * tree.h (tree_unary_nonzero_warnv_p): Declare.
16458 (tree_binary_nonzero_warnv_p): Declare.
16459 (tree_single_nonzero_warnv_p): Declare.
16460 (tree_expr_nonzero_warnv_p): Declare.
16461 (tree_unary_nonnegative_warnv_p): Declare.
16462 (tree_binary_nonnegative_warnv_p): Declare.
16463 (tree_single_nonnegative_warnv_p): Declare.
16464 (tree_invalid_nonnegative_warnv_p): Declare.
16466 2008-03-28 Richard Guenther <rguenther@suse.de>
16468 PR tree-optimization/30317
16469 PR tree-optimization/30911
16470 PR tree-optimization/34793
16471 * tree-vrp.c (set_and_canonicalize_value_range): New function.
16472 (struct assert_locus_d): New member EXPR.
16473 (register_new_assert_for): Add EXPR parameter to support
16474 ASSERT_EXPR <name, expr OP limit>.
16475 (register_edge_assert_for_1): Adjust callers.
16476 (find_assert_locations): Likewise.
16477 (process_assert_insertions_for): Build condition from expression.
16478 (extract_range_from_assert): Handle ASSERT_EXPRs
16479 of the form ASSERT_EXPR <name, expr OP limit>.
16480 (register_edge_assert_for_2): New helper registering
16481 asserts for comparisons. Recognize range tests of the form
16482 (unsigned)i - CST1 OP CST2.
16483 (register_edge_assert_for_1): Use it.
16484 (register_edge_assert_for): Likewise.
16485 (needs_overflow_infinity): Integer sub-types
16486 do not need overflow infinities.
16487 (vrp_val_is_max): The extreme values of integer sub-types
16488 are those of the base type.
16489 (vrp_val_is_min): Likewise.
16490 * tree.def (ASSERT_EXPR): Document extra allowed conditional
16493 2008-03-28 Nick Clifton <nickc@redhat.com>
16496 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
16497 Return GENERAL_REGS for stack adjustment reloads.
16499 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16502 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
16503 const_vector when all the vectors are constant.
16505 2008-03-27 Bob Wilson <bob.wilson@acm.org>
16507 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
16509 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
16510 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
16512 (s<code>_sf): Use new scc_sf attribute for opcode names.
16514 2008-03-27 Tom Tromey <tromey@redhat.com>
16516 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
16517 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
16518 config/spu/t-spu-elf, config/i386/t-interix,
16519 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
16520 config/i386/x-darwin, config/i386/x-mingw32,
16521 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
16522 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
16523 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
16524 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
16525 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
16526 config/rs6000/x-darwin, config/rs6000/t-rs6000,
16527 config/score/t-score-elf, config/arm/t-strongarm-pe,
16528 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
16529 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
16530 Revert automatic dependency patch.
16532 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
16535 * config/i386/i386.c (ix86_function_arg_boundary): Align
16536 decimal floating point to its natural boundary.
16538 2008-03-27 Richard Guenther <rguenther@suse.de>
16540 PR middle-end/35716
16541 * fold-const.c (fold_comparison): Restrict distinct decl
16542 comparison folding to VAR_DECLs and PARM_DECLs. Do not
16543 solely rely on operand_equal_p.
16545 2008-03-27 Richard Guenther <rguenther@suse.de>
16548 * c-common.c (handle_weak_attribute): Reject combination of
16551 2008-03-27 Richard Guenther <rguenther@suse.de>
16553 PR tree-optimization/32810
16554 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
16555 conversions from DECL_INITIAL.
16556 (fold_const_aggregate_ref): Likewise from constructor elements.
16558 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
16560 * tree-affine.h (aff_combination_expand): Declare.
16561 (get_inner_reference_aff): Likewise.
16562 * tree-affine.c (aff_combination_expand): Split out from
16563 tree_to_aff_combination_expand.
16564 (get_inner_reference_aff): New function.
16565 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
16566 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
16567 (struct lim_aux_data): sm_done field removed.
16568 (mem_ref_loc_p, mem_ref_locs_p): New types.
16569 (struct mem_ref): Added id, stored, accesses_in_loop,
16570 indep_loop, dep_loop, indep_ref, dep_ref fields.
16571 Removed is_stored, locs and next fields.
16572 (memory_accesses): New variable.
16573 (movement_possibility): Do not allow moving statements
16574 that store to memory.
16575 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
16577 (determine_max_movement): For statements with memory references,
16578 find the outermost loop in that the reference is independent.
16579 (move_computations_stmt): Mark the virtual operands for renaming.
16580 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
16581 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
16582 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
16583 add_vop_ref_mapping, create_vop_ref_mapping_loop,
16584 create_vop_ref_mapping, analyze_memory_references,
16585 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
16586 get_all_locs_in_loop, ref_always_accessed_p,
16587 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
16588 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
16589 store_motion_loop, store_motion): New functions.
16590 (struct vop_to_refs_elt): New type.
16591 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
16592 memref_hash, memref_eq, hoist_memory_references): Rewritten.
16593 (schedule_sm): Replaced by...
16594 (execute_sm): ... this.
16595 (determine_lsm_ref, hoist_memory_references,
16596 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
16597 find_more_ref_vops, free_mem_ref, free_mem_refs,
16598 determine_lsm_loop, determine_lsm): Removed.
16599 (tree_ssa_lim_finalize): Free data structures used by store motion.
16600 (tree_ssa_lim): Call analyze_memory_references. Use
16601 store_motion instead of determine_lsm.
16603 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
16605 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
16606 rename tmake_file to m68hc11/t-m68hc11.
16607 (mcore): Set inhibit_libc to true.
16608 * config.host (alpha*-dec-*vms*): Set extra_programs.
16609 (interix3*): Don't use host_xmake_file.
16610 * configure.ac: Let config.gcc override inhibit_libc.
16611 * configure: Regenerate.
16613 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
16614 * config/t-openbsd-thread: Remove commented out lines.
16616 * config/x-interix: Remove.
16618 * config/m68hc11/t-m68hc11-gas: Rename to...
16619 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
16621 * config/mcore/t-mcore: Remove T_CFLAGS.
16622 * config/mcore/t-mcore-pe: Likewise.
16624 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
16626 * configure.ac: Replace custom __GNU_SOURCE test with
16627 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
16628 * aclocal.m4: Regenerate.
16629 * configure: Regenerate.
16630 * config.in: Regenerate.
16632 2008-03-27 Richard Guenther <rguenther@suse.de>
16634 * fold-const.c (target.h): Include.
16635 (fold_comparison): Fold comparison of addresses of decls
16636 that bind locally or of constants. Consolidate address folding code.
16637 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
16638 results from fold_binary_to_constant.
16639 (compare_values_warnv): Likewise.
16641 2008-03-27 Andrew Pinski <pinskia@gmail.com>
16643 PR middle-end/35429
16644 * fold-const.c (fold_truthop): Check for integeral types when folding
16645 a == 0 && b == 0 and a != 0 || b != 0 .
16647 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
16649 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
16651 2008-03-26 Andreas Schwab <schwab@suse.de>
16653 * doc/invoke.texi: Fix use of @item vs. @itemx.
16655 2008-03-26 Tom Tromey <tromey@redhat.com>
16657 * Makefile.in (build/gensupport.o, build/print-rtl.o,
16658 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
16659 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
16660 build/gencodes.o, build/genconditions.o, build/genconfig.o,
16661 build/genconstants.o, build/genemit.o, build/genextract.o,
16662 build/genflags.o, build/genmddeps.o, build/genopinit.o,
16663 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
16666 2008-03-26 Richard Guenther <rguenther@suse.de>
16669 2008-03-26 Richard Guenther <rguenther@suse.de>
16671 * fold-const.c (target.h): Include.
16672 (fold_comparison): Fold comparison of addresses of two decls
16673 that bind locally. Consolidate address folding code.
16675 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16677 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
16678 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
16679 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
16680 dconstsqrt2, dconstthird, dconste and/or dconst10.
16681 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
16682 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
16683 dconstsqrt2, dconste): Delete.
16684 (init_emit_once): Likewise. Simplify initializing dconstm1.
16686 * real.c (get_real_const): New.
16687 * real.h (dconst3, dconst10, dconstm2, dconstthird,
16688 dconstsqrt2, dconste): Delete.
16689 (real_value_const, get_real_const): New.
16691 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
16693 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
16695 * config/i386/i386.c (ix86_function_arg_boundary): Check
16696 BIGGEST_ALIGNMENT instead of 128.
16697 (setup_incoming_varargs_64): Likewise.
16699 2008-03-26 Tom Tromey <tromey@redhat.com>
16701 * Makefile.in (DEPFILES): Add missing '/'.
16703 2008-03-26 Richard Guenther <rguenther@suse.de>
16705 * fold-const.c (target.h): Include.
16706 (fold_comparison): Fold comparison of addresses of two decls
16707 that bind locally. Consolidate address folding code.
16709 2008-03-26 Nick Clifton <nickc@redhat.com>
16712 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
16713 not allow INT+INT as a legitimate addressing mode.
16715 2008-03-26 Richard Guenther <rguenther@suse.de>
16717 * tree-flow.h (widen_bitfield): Remove declaration.
16718 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
16719 (widen_bitfield): Remove function.
16720 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
16723 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16726 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
16729 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
16731 PR rtl-optimization/35232
16732 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
16733 (forget_old_reloads_1, forget_marked_reloads): Don't clear
16734 reg_reloaded_call_part_clobbered here.
16735 (reload_regs_reach_end_p): New function.
16736 (reload_reg_rtx_for_input): New variable.
16737 (reload_reg_rtx_for_output): Likewise.
16738 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
16739 when reassigning a pseudo register. Load reloadreg from
16740 reload_reg_rtx_for_input, moving the mode and register
16742 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
16743 instead of the original when deciding whether an input reload
16744 would be a no-op or whether an output reload can be deleted.
16745 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
16746 when setting up new_spill_reg_store. Load it from
16747 reload_reg_rtx_for_output, moving the mode and register
16749 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
16750 instead of the original when deciding whether an output reload
16751 would be a no-op. Do the same when modifying insn notes.
16752 Use rtx_equal_p instead of == to compare the registers.
16753 (inherit_piecemeal_p): Take a mode and two register numbers
16755 (emit_reload_insns): Clear new_spill_reg_store for every hard
16756 register in the reload register. Remove spill registers
16757 from reg_reloaded_valid before considering whether to record
16758 inheritance information for them. Use reload_reg_rtx_for_output
16759 instead of reg_rtx when recording output reloads. Use
16760 reload_reg_rtx_for_input instead of reg_rtx when recording
16761 input reloads. Set or clear reg_reloaded_call_part_clobbered
16762 at the same time as setting reg_reloaded_valid.
16763 (delete_output_reload): Add a new_reload_reg parameter and use it
16764 instead of rld[j].reg_rtx.
16765 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
16768 2008-03-25 Tom Tromey <tromey@redhat.com>
16770 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
16771 (build/genattr.o): Likewise.
16772 (build/genattrtab.o): Likewise.
16773 (build/gencodes.o): Likewise.
16774 (build/genconfig.o): Likewise.
16775 (build/genconstants.o): Likewise.
16776 (build/genemit.o): Likewise.
16777 (build/genextract.o): Likewise.
16778 (build/genflags.o): Likewise.
16780 2008-03-25 Bob Wilson <bob.wilson@acm.org>
16782 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
16783 instead of size_int for integer types.
16784 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
16785 to match type of MINUS_EXPR.
16787 2008-03-25 Tom Tromey <tromey@redhat.com>
16789 * configure: Rebuilt.
16790 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
16793 2008-03-25 Tom Tromey <tromey@redhat.com>
16795 * config/x-solaris (host-solaris.o): Update.
16796 * config/x-linux (host-linux.o): Update.
16797 * config/x-hpux (host-hpux.o): Update.
16798 * config/x-darwin (host-darwin.o): Update.
16799 * config/v850/t-v850e (v850-c.o): Update.
16800 * config/v850/t-v850 (v850-c.o): Update.
16801 * config/t-vxworks (vxworks.o): Update.
16802 * config/t-sol2 (sol2-c.o, sol2.o): Update.
16803 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
16804 * config/spu/t-spu-elf (spu-c.o): Update.
16806 * config/sh/t-symbian (sh-c.o): Update.
16807 (symbian.o): Update.
16808 * config/sh/t-sh (sh-c.o): Update.
16809 * config/score/t-score-elf (score7.o, score3.o): Update.
16810 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
16811 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
16812 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
16813 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
16814 (rs6000.o): Remove.
16815 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
16816 * config/m32c/t-m32c (m32c-pragma.o): Update.
16817 * config/ia64/t-ia64 (ia64-c.o): Update.
16818 * config/i386/x-mingw32 (host-mingw32.o): Update.
16819 * config/i386/x-i386 (driver-i386.o): Update.
16820 * config/i386/x-darwin (host-i386-darwin.o): Update.
16821 * config/i386/x-cygwin (host-cygwin.o): Update.
16822 * config/i386/t-nwld (nwld.o): Update.
16823 * config/i386/t-netware (netware.o): Update.
16824 * config/i386/t-interix (winnt.o): Update.
16825 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
16826 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
16827 msformat-c.o): Update.
16828 * config/bfin/t-bfin-linux (generated_files): Add
16829 linux-sysroot-suffix.h.
16830 * config/arm/t-wince-pe (pe.o): Update.
16831 * config/arm/t-strongarm-pe (pe.o): Update.
16832 * config/arm/t-pe (pe.o): Update.
16833 * config/arm/t-arm (arm-c.o): Update.
16834 * doc/install.texi (Prerequisites): Require make 3.80.
16835 * Makefile.in: Remove .o targets.
16836 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
16837 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
16838 (simple_generated_h, simple_generated_c): Move earlier.
16839 (generated_files): New variable.
16840 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
16841 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
16842 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
16843 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
16844 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
16845 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
16846 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
16847 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
16848 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
16849 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
16850 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
16851 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
16853 (COMPILE.base, COMPILE): New variables.
16854 (%.o): New pattern rule.
16855 (ALL_HOST_OBJS): New variable.
16856 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
16857 (dummy-checksum.o, cc1-checksum.o): Remove.
16858 (DRIVER_SHLIB): New variable.
16859 (DRIVER_DEFINES): Use it.
16860 (gencondmd.c): Move out of build/.
16861 (s-conditions): Update.
16862 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
16863 (ALL_BUILD_OBJS): Likewise.
16864 (build/%.o): Use BUILDCOMPILE.
16865 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
16866 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
16867 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
16868 build/gencheck.o, build/gencodes.o, build/genconditions.o,
16869 build/genconfig.o, build/genconstants.o, build/genemit.o,
16870 build/genextract.o, build/genflags.o, build/genmddeps.o,
16871 build/genopinit.o, build/genoutput.o, build/genpeep.o,
16872 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
16873 build/gen-protos.o, build/scan.o, build/fix-header.o,
16874 build/scan-decls.o): Simplify.
16875 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
16876 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
16877 prefix.o, toplev.o): Reduce to variable setting.
16878 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
16879 ($(out_object_file), gcc-options.o): New targets.
16880 ($(ALL_HOST_OBJS)): New target. Include dependency files.
16881 * configure: Rebuilt.
16882 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
16883 * doc/sourcebuild.texi (Front End Directory): Document new variable.
16885 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
16887 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
16888 complain when we hit an error, return ERROR_MARK_NODE.
16890 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
16892 * config/sh/constraints.md (Pso, Psz): New constraints.
16893 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
16894 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
16896 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
16898 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
16899 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
16901 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
16903 * config/sh/sh.md (prefetch): Add condition for SH2A target.
16904 (prefetch_sh2a): New.
16906 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
16907 Naveen.H.S <naveen.hs@kpitcummins.com>
16909 * config/sh/constraints.md (I28): New constraint.
16910 * config/sh/sh.c (broken_move): Add support for movi20s.
16911 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
16913 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
16914 Jayant Sonar <Jayant.sonar@kpitcummins.com>
16915 Naveen.H.S <naveen.hs@kpitcummins.com>
16917 * config/sh/sh.c (SH_ATTRIBUTES): Define.
16918 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
16919 (print_operand): Handle resbank in %@ operand code.
16920 (sh_encode_section_info): New.
16921 (push_regs): Add conditions for resbank.
16922 (sh_expand_epilogue): Likewise.
16923 (sh_insert_attributes): Likewise.
16924 (sh_attribute_table): Likewise.
16925 (sh_handle_resbank_handler_attribute): New.
16926 (sh2a_handle_function_vector_handler_attribute): New.
16927 (sh2a_is_function_vector_call): New.
16928 (sh2a_get_function_vector_number): New.
16929 (sh2a_function_vector_p): New.
16930 (sh_cfun_resbank_handler_p): New.
16931 * config/sh/sh.md (calli): Emit jsr/n if possible.
16932 (calli_tbr_rel): New.
16933 (calli_pcrel): Emit jsr/n if possible.
16934 (return_i): Emit rts/n if possible.
16935 (call_valuei_tbr_rel): New.
16936 (call_valuei_pcrel): Add condition for SH2A target.
16937 (call_value): Likewise.
16938 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
16939 (sh2a_get_function_vector_number): Likewise.
16940 (sh2a_is_function_vector_call): Likewise.
16941 * doc/extend.texi: Document TBR relative addressing of SH2A.
16942 (resbank): Add description for SH2A.
16944 2008-03-24 Richard Guenther <rguenther@suse.de>
16947 * gimplify.c (gimplify_modify_expr): For frontend type-correct
16948 pointer assignments change conversions according to middle-end rules.
16949 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
16950 * configure.ac: Include type checking in yes.
16951 * configure: Regenerate.
16953 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16955 * diagnostic.c (diagnostic_count_diagnostic): Delete.
16956 (diagnostic_report_diagnostic): Update. Handle ICEs here.
16958 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
16960 * gthr-vxworks.h (UNUSED): Define.
16962 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
16964 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
16966 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
16968 * doc/extend.texi (Function Attributes): Add missing comma in the
16969 example of the "alloc_size" attribute.
16971 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
16974 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
16976 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
16979 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
16982 * stor-layout.c (update_alignment_for_field): Set minimum alignment
16983 of the underlying type of a MS bitfield layout to the natural
16984 alignment of the type.
16986 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
16988 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
16989 to their natural alignment to avoid store forwarding stalls.
16991 2008-03-22 Richard Guenther <rguenther@suse.de>
16993 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
16994 For PHI nodes verify the address is invariant.
16995 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
16996 (get_symbol_constant_value): Use is_gimple_min_invariant.
16997 (maybe_fold_stmt_indirect): Likewise.
16999 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
17001 PR rtl-optimization/33927
17002 * Makefile.in (dse.o): Depend on $(TM_P_H).
17003 * expr.h (extract_low_bits): Declare.
17004 * expmed.c (extract_low_bits): New function.
17005 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
17006 * dse.c: Include tm_p.h.
17007 (find_shift_sequence): Remove the read_reg argument and return the
17008 read value. Emit the instructions instead of returning them.
17009 Iterate on new_mode rather than calculating it each time.
17010 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
17011 source to NEW_MODE and extract_low_bits to convert the shifted
17012 value to READ_MODE.
17013 (replace_read): Allow the load and store to have different mode
17014 classes. Use extract_low_bits when SHIFT == 0. Create the shift
17015 or extraction instructions before trying the replacement. Update
17016 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
17018 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17020 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17021 to their natural alignment to avoid store forwarding stalls.
17023 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17026 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
17027 encouraging but not allowing gprs for input;
17028 change the input constraint to !f#r.
17029 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
17031 change the output constraint to !f#r.
17033 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
17036 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
17037 corresponding post-reload splitters.
17038 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
17039 when x87 FP math is selected.
17040 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
17041 New function prototype.
17042 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
17043 unreachable function to ease macroization of insn patterns.
17045 2008-03-21 Martin Jambor <mjambor@suse.cz>
17047 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
17048 reference dumps if ddr is NULL or dependence is unknown.
17050 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17052 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
17053 unsigned extension into account.
17054 (ATOMIC_COMPARE_AND_SWAP): Likewise.
17055 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
17056 Do computations on a scratch register.
17058 2008-03-21 Richard Guenther <rguenther@suse.de>
17060 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
17061 Use is_gimple_min_invariant instead of TREE_INVARIANT.
17062 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
17063 * tree-ssa-dom.c (record_equality): Likewise.
17064 * tree-inline.c (copy_body_r): Likewise.
17065 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
17068 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17070 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
17071 as 'delete_unused' argument.
17073 2008-03-20 Richard Guenther <rguenther@suse.de>
17075 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
17076 special casing of constant qualifiers.
17077 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
17078 care about them in general.
17079 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
17080 regardless of their type.
17081 (fold_stmt_r): Forcefully fold *& if we end up with that.
17083 2008-03-20 Paul Brook <paul@codesourcery.com>
17085 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
17086 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
17088 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
17090 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
17091 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
17093 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
17095 * common.opt (Wmudflap): New option.
17096 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
17097 (mx_register_decls): Likewise.
17098 (mudflap_finish_file): Likewise.
17099 * doc/invoke.texi: Document -Wno-mudflap.
17101 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
17103 * c-format.c (replace_format_name_to_system_name): New.
17104 (cmp_attribs): New.
17105 (convert_format_name_to_system_name): New.
17106 (decode_format_attr): Add use of convert_format_name_to_system_name.
17107 (format_types_orig): Add gnu_ prefix to names.
17108 (check_format_info_main): Special treating of \0 escaped names for
17109 supporting multi-character format specifiers as I32, I64.
17110 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
17111 (gnu_target_overrides_format_attributes): New.
17112 * c-format.h: Add structure target_ovr_attr to hold
17113 system specific formatter names.
17114 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
17115 msformat-c.o file to c_target_objs and cxx_target_objs.
17116 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17117 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
17118 (TARGET_N_FORMAT_TYPES): New.
17119 * config/i386/msformat-c.c: New.
17120 * config/i386/t-cygming: Add build rule for msformat-c.o.
17121 * doc/extend.texi: Add new format names gnu_* and ms_* and
17123 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17125 2008-03-20 Ira Rosen <irar@il.ibm.com>
17127 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
17128 optimizations turned on under -O3.
17129 (ftree-vectorize): Add that the flag is turned on with -O3.
17131 2008-03-20 Ben Elliston <bje@au.ibm.com>
17133 * regmove.c (try_auto_increment): Fix spelling error in comment.
17134 * final.c (final_scan_insn): Likewise.
17136 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
17139 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
17140 allocator preferences for "y" and "r" class registers.
17141 ("*mov<mode>_internal"): Ditto.
17142 ("*movv2sf_internal_rex64"): Ditto.
17143 ("*movv2sf_internal"): Ditto.
17145 2008-03-19 Michael Matz <matz@suse.de>
17147 PR middle-end/35616
17148 * calls.c (expand_call): Check overlap of arguments with call
17149 address for sibcalls.
17151 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17154 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17155 of the underlying type of a MS bitfield layout to the natural
17156 alignment of the type.
17158 2008-03-19 Jan Hubicka <jh@suse.cz>
17161 * toplev.c (decode_d_option): Handle all CPP flags.
17162 * tree-vrp.c: Update tree_pass descriptors.
17163 * regrename.c: Update tree_pass descriptors.
17164 * fwprop.c: Update tree_pass descriptors.
17165 * doc/invoke.texi: Remove documentation of dropped -d? flags.
17166 * tree-into-ssa.c: Update tree_pass descriptors.
17167 * tree-dump.c: Update tree_pass descriptors.
17168 * tree-complex.c: Update tree_pass descriptors.
17169 * tree-dump.h: Update tree_pass descriptors.
17170 * see.c: Update tree_pass descriptors.
17171 * cgraphbuild.c: Update tree_pass descriptors.
17172 * tracer.c: Update tree_pass descriptors.
17173 * tree-loop-distribution.c: Update tree_pass descriptors.
17174 * cgraph.c: Update tree_pass descriptors.
17175 * postreload-gcse.c: Update tree_pass descriptors.
17176 * postreload.c: Update tree_pass descriptors.
17177 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
17178 * tree-tailcall.c: Update tree_pass descriptors.
17179 * tree-pass.h (tree_opt_pass): Rename to ...
17180 (opt_pass) ... this one; add "type" field and remove letter field.
17181 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
17182 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
17183 all_lowering_passes): Update declaration.
17184 * ipa-cp.c: Update tree_pass descriptors.
17185 * final.c: Update tree_pass descriptors.
17186 * omp-low.c: Update tree_pass descriptors.
17187 * tree-ssa-dse.c: Update tree_pass descriptors.
17188 * ipa-reference.c: Update tree_pass descriptors.
17189 * tree-ssa-uncprop.c: Update tree_pass descriptors.
17190 * auto-inc-dec.c: Update tree_pass descriptors.
17191 * reorg.c: Update tree_pass descriptors.
17192 * cgraphunit.c: Update tree_pass descriptors.
17193 * tree-ssa-copyrename.c: Update tree_pass descriptors.
17194 * tree-ssa-ccp.c: Update tree_pass descriptors.
17195 * df-core.c: Update tree_pass descriptors.
17196 * mode-switching.c: Update tree_pass descriptors.
17197 * tree-nomudflap.c: Update tree_pass descriptors.
17198 * modulo-sched.c: Update tree_pass descriptors.
17199 * ipa-pure-const.c: Update tree_pass descriptors.
17200 * cse.c: Update tree_pass descriptors.
17201 * web.c: Update tree_pass descriptors.
17202 * tree-stdarg.c: Update tree_pass descriptors.
17203 * tree-ssa-math-opts.c: Update tree_pass descriptors.
17204 * tree-ssa-dom.c: Update tree_pass descriptors.
17205 * tree-nrv.c: Update tree_pass descriptors.
17206 * tree-ssa-alias.c: Update tree_pass descriptors.
17207 * loop-init.c: Update tree_pass descriptors.
17208 * gimple-low.c: Update tree_pass descriptors.
17209 * ipa-inline.c: Update tree_pass descriptors.
17210 * tree-ssa-sink.c: Update tree_pass descriptors.
17211 * global.c: Update tree_pass descriptors.
17212 * ifcvt.c: Update tree_pass descriptors.
17213 * jump.c: Update tree_pass descriptors.
17214 * predict.c: Update tree_pass descriptors.
17215 * tree-ssa-loop.c: Update tree_pass descriptors.
17216 * recog.c: Update tree_pass descriptors.
17217 * dse.c: Update tree_pass descriptors.
17218 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
17219 * tree-eh.c: Update tree_pass descriptors.
17220 * regmove.c: Update tree_pass descriptors.
17222 * function.c: Update tree_pass descriptors.
17223 * tree-vectorizer.c: Update tree_pass descriptors.
17224 * gcse.c: Update tree_pass descriptors.
17225 * ipa-type-escape.c: Update tree_pass descriptors.
17226 * tree-if-conv.c: Update tree_pass descriptors.
17227 * init-regs.c: Update tree_pass descriptors.
17228 * ipa.c: Update tree_pass descriptors.
17229 * tree-ssa-phiopt.c: Update tree_pass descriptors.
17230 * rtl-factoring.c: Update tree_pass descriptors.
17231 * lower-subreg.c: Update tree_pass descriptors.
17232 * bt-load.c: Update tree_pass descriptors.
17233 * tree-dfa.c: Update tree_pass descriptors.
17234 * except.c: Update tree_pass descriptors.
17235 * emit-rtl.c: Update tree_pass descriptors.
17236 * cfgexpand.c: Update tree_pass descriptors.
17237 * tree-cfgcleanup.c: Update tree_pass descriptors.
17238 * cfgcleanup.c: Update tree_pass descriptors.
17239 * tree-ssa-pre.c: Update tree_pass descriptors.
17240 * tree-sra.c: Update tree_pass descriptors.
17241 * tree-mudflap.c: Update tree_pass descriptors.
17242 * tree-ssa-copy.c: Update tree_pass descriptors.
17243 * cfglayout.c: Update tree_pass descriptors.
17244 * tree-ssa-forwprop.c: Update tree_pass descriptors.
17245 * tree-ssa-dce.c: Update tree_pass descriptors.
17246 * tree-ssa.c: Update tree_pass descriptors.
17247 * regclass.c: Update tree_pass descriptors.
17248 * integrate.c: Update tree_pass descriptors.
17249 * tree-optimize.c: Update tree_pass descriptors.
17250 * tree-ssa-phiprop.c: Update tree_pass descriptors.
17251 * tree-object-size.c: Update tree_pass descriptors.
17252 * combine.c: Update tree_pass descriptors.
17253 * tree-outof-ssa.c: Update tree_pass descriptors.
17254 * bb-reorder.c: Update tree_pass descriptors.
17255 * stack-ptr-mod.c: Update tree_pass descriptors.
17256 * var-tracking.c: Update tree_pass descriptors.
17257 * tree-profile.c: Update tree_pass descriptors.
17258 * tree-vect-generic.c: Update tree_pass descriptors.
17259 * reg-stack.c: Update tree_pass descriptors.
17260 * sched-rgn.c: Update tree_pass descriptors.
17261 * tree-ssa-structalias.c: Update tree_pass descriptors.
17262 * tree-cfg.c: Update tree_pass descriptors.
17263 * passes.c (current_pass): Update declaration.
17264 (finish_optimization_passes): Update.
17265 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
17266 (register_one_dump_file, register_dump_files_1, next_pass_1):
17268 (init_optimization_passes): Update handling of new types.
17269 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
17270 * ipa-struct-reorg.c: Update tree_pass descriptors.
17271 * tree-ssa-reassoc.c: Update tree_pass descriptors.
17272 * combine-stack-adj.c: Update tree_pass descriptors.
17273 * cfgrtl.c: Update tree_pass descriptors.
17274 * dce.c: Update tree_pass descriptors.
17275 * tree-ssanames.c: Update tree_pass descriptors.
17277 2008-03-19 Richard Guenther <rguenther@suse.de>
17279 PR middle-end/35609
17280 * tree-ssa.c (walk_data): New structure.
17281 (warn_uninitialized_var): If not always_executed warn with "maybe"
17283 (execute_early_warn_uninitialized): Compute post-dominators.
17284 Initialize always_executed before processing each basic block.
17286 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
17289 * config/i386/i386.c (x86_this_parameter): Calculate correct location
17290 of "this" pointer when "regparm = N" or "fastcall" is in effect.
17292 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17294 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
17296 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
17298 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
17300 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
17301 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
17302 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
17303 target after ignore has been set, and move there also the commputation
17304 of subtarget and original_target.
17305 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
17306 (LANG_HOOKS_INITIALIZER): Remove it.
17307 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
17309 2008-03-18 Richard Guenther <rguenther@suse.de>
17311 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
17312 found an expression with constants, note that in the VN for the lhs.
17313 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
17314 fold them to constants if possible. Run cleanup_cfg if done so.
17315 (execute_pre): Return todo.
17316 (do_pre): Likewise.
17317 (execute_fre): Likewise.
17318 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
17320 (get_prop_source_stmt): Look through pointer conversions.
17322 2008-03-18 Jan Hubicka <jh@suse.cz>
17324 * tree-pretty-print.c: Include predict.h.
17325 (dump_generic_node): Dump predictor.
17326 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
17327 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
17328 * gimple-low.c (lower_stmt): Likewise.
17329 * expr.c (expand_expr_real): Likewise.
17330 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
17332 (build_predict_expr, build_predict_expr): New.
17333 * predict.h (predictor_name, build_predict_expr): Update.
17334 * c-typeck.c (c_finish_bc_stmt): Add prediction.
17335 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
17336 * predict.def (PRED_CONTINUE): Update hitrate.
17337 * tree.def (PREDICT_EXPR): Define.
17338 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
17339 do not handle BIND_EXPR.
17340 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
17341 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
17342 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
17345 2008-03-18 Michael Matz <matz@suse.de>
17347 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
17349 2008-03-18 Richard Guenther <rguenther@suse.de>
17351 * tree-gimple.h (is_gimple_invariant_address): Declare.
17352 (is_gimple_constant): Likewise.
17353 * tree-gimple.c (is_gimple_constant): New function.
17354 (is_gimple_invariant_address): Likewise.
17355 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
17356 and is_gimple_invariant_address.
17357 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
17359 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
17360 an addressable base.
17362 2008-03-18 Jakub Jelinek <jakub@redhat.com>
17364 PR middle-end/35611
17365 * gimplify.c (gimplify_expr): Gimplify second operand of
17368 2008-03-17 Richard Guenther <rguenther@suse.de>
17370 PR tree-optimization/19637
17371 * fold-const.c (fold_unary): Remove restrictions of removing
17372 intermediate pointer-conversions (P2)(P1)P0.
17373 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
17374 conversion to void pointer.
17375 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
17377 2008-03-16 James E. Wilson <wilson@tuliptree.org>
17380 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
17381 emulated thread local variables.
17383 2008-03-16 Richard Guenther <rguenther@suse.de>
17385 PR middle-end/35607
17386 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
17387 expand TREE_INVARIANT operations that are not gimple invariant.
17389 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
17391 * doc/extend.texi (Alignment): Say that the ABI controls
17392 the __alignof__ for non-strict-alignment targets rather
17393 than being a recommendation.
17395 2008-03-15 Paul Brook <paul@codesourcery.com>
17397 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
17399 (arm_output_fn_unwind): Mark functions that can not be unwound.
17401 2008-03-15 Paul Brook <paul@codesourcery.com>
17403 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
17404 extension instructions.
17406 2008-03-15 Richard Guenther <rguenther@suse.de>
17408 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
17409 and fold constant aggregate refs.
17410 (fold_const_aggregate_ref): Handle string constants
17411 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
17412 (evaluate_stmt): Simplify now that ccp_fold folds constant
17415 2008-03-15 Paul Brook <paul@codesourcery.com>
17417 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
17418 (extzv): Use gen_extzv_t2.
17419 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
17421 2008-03-15 Richard Guenther <rguenther@suse.de>
17423 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
17424 (fold_const_aggregate_ref): Likewise.
17425 (get_value): Return NULL if we don't have any values.
17426 (ccp_finalize): Set const_val to NULL after freeing it.
17427 * tree-flow.h (get_symbol_constant_value): Declare.
17428 (fold_const_aggregate_ref): Likewise.
17429 * tree-ssa-sccvn.c (try_to_simplify): Use them.
17431 2008-03-15 Richard Guenther <rguenther@suse.de>
17433 PR middle-end/35593
17434 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
17435 to not produce negative array indices if not allowed. Add
17436 parameter to indicate that.
17437 (maybe_fold_offset_to_component_ref): Allow negative array
17438 indices only for the first member of a structure.
17439 (maybe_fold_offset_to_reference): Allow negative array indices.
17440 (maybe_fold_stmt_addition): Likewise.
17442 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
17443 Anatoly Sokolov <aesok@post.ru>
17445 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
17446 (avr_arch): Add ARCH_AVR6.
17447 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
17448 (initial_elimination_offset): Initialize and use 'avr_pc_size'
17449 instead of fixed value 2.
17450 (print_operand_address): Use gs() asm specifier instead of pm().
17451 (avr_assemble_integer): (Ditto.).
17452 (avr_output_addr_vec_elt): (Ditto.).
17453 (print_operand): Handle "!" code.
17454 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
17455 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
17456 (AVR_HAVE_EIJMP_EICALL): Define.
17457 (AVR_3_BYTE_PC): Redefine.
17458 (AVR_2_BYTE_PC): (Ditto.).
17459 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
17460 (LINK_SPEC): Add atmega2560 and atmega2561.
17461 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
17463 * config/avr/avr.md (call_insn): Use eicall instead of icall
17464 for 3 byte PC devices.
17465 (call_value_insn): (Ditto.).
17466 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
17467 (indirect_jump): Use only for for 2 byte PC devices.
17468 (*tablejump): (Ditto.).
17469 (*indirect_jump_avr6): Add insn.
17470 (*tablejump_rjmp): Don't use for 3 byte PC devices.
17471 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
17472 instead of ijmp for 3 byte PC devices.
17473 (__tablejump2__): (Ditto.).
17474 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
17475 (MULITLIB_DIRNAMES): (Ditto.).
17476 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
17478 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
17480 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
17481 "sse2_umulsidi3". Use V1DI mode for operand 0.
17482 ("mmx_psadbw"): Use V1DI mode for operand 0.
17483 * config/i386/i386-modes.def (V1SI): New vector mode.
17484 * config/i386/i386.c (struct builtin_description)
17485 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
17486 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
17487 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
17488 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
17489 v1di_ftype_v8qi_v8qi type.
17490 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
17492 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
17493 __builtin_ia32_pmuludq]: Fix the mode of return value.
17495 2008-03-15 Richard Guenther <rguenther@suse.de>
17497 PR middle-end/35595
17498 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
17501 2008-03-14 Bob Wilson <bob.wilson@acm.org>
17503 * doc/invoke.texi (Option Summary, Xtensa Options): Document
17504 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
17505 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
17506 unless TARGET_SERIALIZE_VOLATILE is enabled.
17507 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
17508 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
17509 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
17511 2008-03-14 Richard Guenther <rguenther@suse.de>
17513 PR tree-optimization/34172
17514 * tree-flow.h (refs_may_alias_p): Declare.
17515 (get_single_def_stmt): Likewise.
17516 (get_single_def_stmt_from_phi): Likewise.
17517 (get_single_def_stmt_with_phi): Likewise.
17518 * tree-dfa.c (refs_may_alias_p): New function.
17519 (get_single_def_stmt): Likewise.
17520 (get_single_def_stmt_from_phi): Likewise.
17521 (get_single_def_stmt_with_phi): Likewise.
17522 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
17523 (vn_reference_lookup_1): New helper function.
17524 (vn_reference_lookup): Walk the virtual use-def chain to
17525 continue searching for a match if the def does not alias the
17526 reference we are looking for.
17528 2008-03-14 David Edelsohn <edelsohn@gnu.org>
17530 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
17531 archive and Perzl. Update The Written Word listing.
17533 2008-03-14 Richard Guenther <rguenther@suse.de>
17535 PR tree-optimization/34043
17536 PR tree-optimization/33989
17537 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
17539 (bitmap_find_leader): Use extra argument to verify dominance
17540 relationship inside a basic-block.
17541 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
17542 (find_leader_in_sets): Adjust.
17543 (create_component_ref_by_pieces): Take extra argument for
17544 dominance check, handle lookup failures.
17545 (find_or_generate_expression): Likewise.
17546 (create_expression_by_pieces): Likewise.
17547 (insert_into_preds_of_block): Adjust.
17548 (create_value_expr_from): If asked for, verify all operands
17549 are in the blocks AVAIL_OUT set.
17550 (make_values_for_stmt): Check for SSA_NAMEs that are life
17551 over an abnormal edge.
17552 (compute_avail): Remove such check.
17553 (do_SCCVN_insertion): New function.
17554 (eliminate): If we do not find a leader suitable for replacement
17555 insert a replacement expression from SCCVN if available.
17556 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
17557 (struct vn_ssa_aux): Add needs_insertion flag.
17558 * tree-ssa-sccvn.c (may_insert): New global flag.
17559 (copy_reference_ops_from_ref): Value-number union member access
17560 based on its size, not type and member if insertion is allowed.
17561 (visit_reference_op_load): For a weak match from union type
17562 punning lookup a view-converted value and insert a SSA_NAME
17563 for that value if that is not found.
17564 (visit_use): Make dumps shorter. Do not disallow value numbering
17565 SSA_NAMEs that are life over an abnormal edge to constants.
17566 (free_scc_vn): Release inserted SSA_NAMEs.
17567 (run_scc_vn): New flag to specify whether insertion is allowed.
17568 Process SSA_NAMEs in forward order.
17569 * tree-ssa-loop-im.c (for_each_index): Handle invariant
17570 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
17571 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
17572 pointer type to/from integral types that do not change the
17573 precision to regular conversions.
17575 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
17577 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
17578 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
17579 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
17580 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
17581 input arguments and the mode of return value. Built-in functions
17582 that operate on whole 64-bit MMX register now use V1DI mode.
17584 2008-03-13 Alon Dayan <alond@il.ibm.com>
17585 Olga Golovanevsky <olga@il.ibm.com>
17587 PR tree-optimization/35041
17588 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
17589 to locate the right position in a statement.
17591 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
17595 * config/i386/xmmintrin.h: Change all static inline functions to
17596 extern inline and add __gnu_inline__ attribute.
17597 * config/i386/bmintrin.h: Ditto.
17598 * config/i386/smmintrin.h: Ditto.
17599 * config/i386/tmmintrin.h: Ditto.
17600 * config/i386/mmintrin-common.h: Ditto.
17601 * config/i386/ammintrin.h: Ditto.
17602 * config/i386/emmintrin.h: Ditto.
17603 * config/i386/pmmintrin.h: Ditto.
17604 * config/i386/mmintrin.h: Ditto.
17605 * config/i386/mm3dnow.h: Ditto.
17607 2008-03-13 Jakub Jelinek <jakub@redhat.com>
17609 PR middle-end/35185
17610 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
17611 (lower_omp_2): New function.
17612 (lower_omp_1, lower_omp): Rewritten.
17614 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
17617 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
17618 with the phrase "Microsoft Windows compilers".
17619 (Push/Pop Macro Pragmas): New subsection. Document
17620 #pragma push_macro and pragma pop_macro.
17622 2008-03-12 Paul Brook <paul@codesourcery.com>
17624 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
17626 2008-03-12 Paul Brook <paul@codesourcery.com>
17628 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
17629 (thumb2_alusi3_short): Exclude PLUS and MINUS.
17630 (thumb2_addsi_shortim): Rename ...
17631 (thumb2_addsi_short): ... to this. Allow register operands.
17632 (thumb2_subsi_short): New pattern.
17633 (thumb2_one_cmplsi2_short,
17634 thumb2_negsi2_short): New patterns and peepholes.
17636 2008-03-12 Paul Brook <paul@codesourcery.com>
17638 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
17640 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
17642 * config/i386/i386.md (int_cond): New code iterator.
17644 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
17645 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
17646 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
17647 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
17648 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
17649 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
17650 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
17651 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
17653 2008-03-12 Paul Brook <paul@codesourcery.com>
17655 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
17656 instead of {arm,thumb}_compute_save_reg_mask.
17657 (output_return_instruction): Ditto.
17658 (thumb_unexpanded_epilogue): Ditto.
17659 (thumb1_expand_prologue): Ditto.
17660 (thumb1_output_function_prologue): Ditto.
17661 (arm_set_return_address): Ditto.
17662 (thumb_set_return_address): Ditto.
17663 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
17664 regs to achieve stack alignment.
17665 (thumb1_compute_save_reg_mask): Fix compiler warning.
17666 (arm_output_epilogue): Use offsets->saved_regs_mask.
17667 Adjust stack pointer by poping call clobered registers.
17668 (arm_expand_prologue): Use offsets->saved_regs_mask.
17669 Adjust stack pointer by pushing extra registers.
17670 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
17672 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
17675 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
17676 conversion to the operands of a multiplication.
17678 2008-03-12 Richard Guenther <rguenther@suse.de>
17680 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
17681 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
17682 * timevar.def (TV_TREE_PHIPROP): Add.
17683 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
17684 pass description. Use TV_TREE_PHIPROP.
17685 * tree-ssa-forwprop.c: Remove phiprop code.
17687 2008-03-12 Jakub Jelinek <jakub@redhat.com>
17689 PR middle-end/35549
17690 * omp-low.c (maybe_lookup_decl): Constify first argument.
17691 (use_pointer_for_field): Change last argument from bool to
17692 omp_context *. Disallow shared copy-in/out in nested
17693 parallel if decl is shared in outer parallel too.
17694 (build_outer_var_ref, scan_sharing_clauses,
17695 lower_rec_input_clauses, lower_copyprivate_clauses,
17696 lower_send_clauses, lower_send_shared_vars): Adjust callers.
17698 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
17699 Ira Rosen <irar@il.ibm.com>
17701 * tree-vectorizer.c (free_stmt_vec_info): New function.
17702 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
17703 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
17704 * tree-vectorizer.h (free_stmt_vec_info): Declare.
17705 * tree-vect-transform.c (vectorizable_conversion): Free
17706 vec_oprnds0 if it was allocated.
17707 (vect_permute_store_chain): Remove unused VECs.
17708 (vectorizable_store): Free VECs that are allocated in the..
17710 (vect_transform_strided_load, vectorizable_load): Likewise.
17711 (vect_remove_stores): Simplify the code.
17712 (vect_transform_loop): Move code to vect_remove_stores().
17713 Call vect_remove_stores() and free_stmt_vec_info().
17715 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17717 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
17718 TARGET_HPUX. Revise comment.
17719 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
17720 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
17721 Use sr4 variant of `be' instruction when not generating PIC code.
17722 (attr_length_call): Adjust for above change.
17724 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17726 * ipa-reference.c (static_execute): Remove module_statics_const and
17727 associated setting code.
17729 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
17732 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
17733 predicate for operand 1.
17734 (paritysi2_cmp): Use register_operand predicate for operand 2.
17735 Use earlyclobber modifier for operand 1. Remove support for
17737 (paritydi2_cmp): Use register_operand predicate for operand 3.
17738 Use earlyclobber modifier for operand 1. Remove support for
17741 2008-03-11 Paul Brook <paul@codesourcery.com>
17742 Vladimir Prus <vladimir@codesourcery.com>
17744 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
17745 (arm_compute_save_reg0_reg12_mask): Always
17746 check if register 11 must be saved. Always safe hard frame pointer
17747 when frame_pointer_needeed.
17748 (arm_compute_save_reg_mask): Save IP and PC
17749 only with apcs frames.
17750 (arm_output_epilogue): Adjust Thumb2 codepath to
17751 be also invoked and work for ARM non-apcs frames.
17752 (arm_expand_prologue): Don't bother saving IP
17753 for non-apcs frame, since it's not clobbered by
17754 prologue code. Implement non-apcs frame
17757 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
17759 PR rtl-optimization/35281
17760 * expr.c (convert_move): Use a new pseudo for the intermediate
17761 from_mode->word_mode result.
17763 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
17765 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
17766 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
17767 * toplev.c (compile_file): Don't call it.
17769 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
17771 PR middle-end/35526
17772 * expr.c (store_expr): Call emit_block_move if the mode
17773 of "temp" RTX is BLKmode.
17775 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17776 Richard Guenther <rguenther@suse.de>
17778 PR tree-optimization/31358
17779 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
17780 the step with a NULL_TREE.
17781 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
17782 to sizetype if type is a pointer type.
17783 (add_candidate_1): Don't convert the base and step to
17784 the generic type if the orginal type is a pointer type.
17785 (add_iv_value_candidates): Use sizetype for the step
17786 if type is a pointer type.
17787 (cand_value_at): Likewise.
17788 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
17790 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
17791 Don't convert the tem affine to the type.
17792 (add_elt_to_tree): Use sizetype for the step if a pointer.
17793 Use POINTER_PLUS_EXPR for pointers.
17794 (aff_combination_to_tree): Use sizetype for the step if a
17797 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
17799 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
17800 Remove commutativity hint.
17802 2008-03-10 Jakub Jelinek <jakub@redhat.com>
17806 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
17807 errorneous type. Check that v is a VAR_DECL.
17809 PR middle-end/35099
17810 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
17812 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
17814 PR tree-optimization/35494
17815 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
17816 may be overriden at link and run time.
17818 2008-03-10 Richard Guenther <rguenther@suse.de>
17820 PR tree-optimization/34677
17821 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
17822 (poolify_tree): Likewise.
17823 (modify_expr_template): Likewise.
17824 (poolify_modify_stmt): Likewise.
17825 (insert_fake_stores): Handle all component-ref style stores
17826 in addition to INDIRECT_REF. Also handle complex types.
17827 Do not poolify the inserted load.
17828 (realify_fake_stores): Do not rebuild the tree but only
17829 make it a SSA_NAME copy.
17830 (init_pre): Remove initialzation of modify_expr_template.
17831 Do not allocate modify_expr_node_pool.
17832 (fini_pre): Do not free modify_expr_node_pool.
17834 2008-03-10 Paul Brook <paul@codesourcery.com>
17836 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
17837 to avoid conflicts.
17839 2008-03-10 Paul Brook <paul@codesourcery.com>
17840 Mark Shinwell <shinwell@codesourcery.com>
17842 * config/arm/cortex-r4.md: New.
17843 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
17845 * config/arm/arm.md: Include cortex-r4.md.
17846 (insn): Add smmls, sdiv and udiv values.
17847 (generic_sched): Don't use generic scheduling for Cortex-R4.
17848 (arm_issue_rate): New function.
17849 (TARGET_SCHED_ISSUE_RATE): Define.
17851 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
17853 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
17855 2008-03-10 Richard Guenther <rguenther@suse.de>
17857 * tree-ssa-pre.c (get_sccvn_value): Simplify.
17858 (compute_avail): Do not add stmt uses to AVAIL_OUT.
17860 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
17862 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
17863 Set default to true.
17865 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17867 * c.opt (Wsynth): Deprecate.
17868 * doc/invoke.texi (Option Summary, Warning Options): Document
17869 -Wno-format-contains-nul.
17871 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
17874 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
17875 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
17877 2008-03-09 Ira Rosen <irar@il.ibm.com>
17879 * config/rs6000/rs6000.c (builtin_description): Rename vector
17880 left shift operations.
17881 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
17882 (altivec_vsl<VI_char>): Rename to ...
17883 (ashl<mode>3): ... new name.
17884 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
17886 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
17888 2008-03-08 Richard Guenther <rguenther@suse.de>
17890 * coverage.h (tree_coverage_counter_addr): Declare.
17891 * coverage.c (tree_coverage_counter_addr): New function.
17892 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
17893 before using again.
17894 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
17895 (tree_gen_one_value_profiler): Likewise.
17896 (tree_gen_ic_profiler): Likewise.
17897 (tree_gen_average_profiler): Likewise.
17898 (tree_gen_ior_profiler): Likewise.
17900 2008-03-08 Richard Guenther <rguenther@suse.de>
17902 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
17903 (vn_binary_op_insert): Likewise.
17904 (vn_unary_op_lookup): Likewise.
17905 (vn_unary_op_insert): Likewise.
17906 (vn_nary_op_lookup): Declare.
17907 (vn_nary_op_insert): Likewise.
17908 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
17909 and binary hashes, use a single obstack for unary_op_pool
17910 and binary_op_pool.
17911 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
17912 a single struct vn_nary_op_s. Store tree code length and
17913 a variable number of operands.
17914 (struct vn_reference_op_struct): Remove unused op2.
17915 (vn_reference_op_eq): Do not compare op2.
17916 (vn_reference_op_compute_hash): Do not compute hash of op2.
17917 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
17918 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
17919 with vn_nary_op_compute_hash.
17920 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
17921 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
17923 (vn_unary_op_insert, vn_binary_op_insert): Replace with
17925 (visit_unary_op): Call nary functions.
17926 (visit_binary_op): Likewise.
17927 (process_scc): Adjust for struct vn_tables_s changes.
17928 (allocate_vn_table): Likewise.
17929 (free_vn_table): Likewise.
17930 * tree-vn.c (vn_add): Call nary functions.
17931 (vn_lookup): Likewise.
17933 2008-03-08 Jakub Jelinek <jakub@redhat.com>
17936 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
17937 wdst back after sync_compare_and_swapqhi_internal.
17939 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
17942 * config/i386/i386-modes.def (V1DI): New vector mode.
17943 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
17944 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
17945 (MMXMODE248): Ditto.
17946 (MMXMODE): Add V1DI mode.
17947 (mmxvecsize): Change DI mode to V1DI mode.
17948 ("mov<mode>): Use MMXMODEI8 mode iterator.
17949 ("*mov<mode>_internal_rex64"): Ditto.
17950 ("*mov<mode>_internal"): Ditto.
17951 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
17952 ("mmx_sub<mode>3"): Ditto.
17953 ("mmx_adddi3"): Remove insn pattern.
17954 ("mmx_subdi3"): Ditto.
17955 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
17956 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
17957 ("mmx_ashl<mode>3"): Ditto.
17958 ("mmx_lshrdi3"): Remove insn pattern.
17959 ("mmx_ashldi3"): Ditto.
17960 * config/i386/i386.c (classify_argument): Handle V1DImode.
17961 (function_arg_advance_32): Ditto.
17962 (function_arg_32): Ditto.
17963 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
17964 mmx_addv1di3 insn pattern.
17965 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
17966 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
17967 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
17968 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
17969 Remove definitions of built-in functions.
17970 (V1DI_type_node): New node.
17971 (v1di_ftype_v1di_int): Ditto.
17972 (v1di_ftype_v1di_v1di): Ditto.
17973 (v2si_ftype_v2si_si): Ditto.
17974 (v4hi_ftype_v4hi_di): Remove node.
17975 (v2si_ftype_v2si_di): Ditto.
17976 (ix86_init_mmx_sse_builtins): Handle V1DImode.
17977 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
17978 Redefine builtins using def_builtin_const with *_ftype_*_int node.
17979 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
17980 Add new builtins using def_builtin_const.
17981 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
17982 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
17983 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
17984 * config/i386/mmintrin.h (__v1di): New typedef.
17985 (_mm_add_si64): Cast arguments to __v1di type.
17986 (_mm_sub_si64): Ditto.
17987 (_mm_sll_pi16): Cast __count to __v4hi type.
17988 (_mm_sll_pi32): Cast __count to __v2si type.
17989 (_mm_sll_si64): Cast arguments to __v1di type.
17990 (_mm_srl_pi16): Cast __count to __v4hi type.
17991 (_mm_srl_pi32): Cast __count to __v2si type.
17992 (_mm_srl_si64): Cast arguments to __v1di type.
17993 (_mm_sra_pi16): Cast __count to __v4hi type.
17994 (_mm_sra_pi32): Cast __count to __v2si type.
17995 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
17996 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
17997 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
17998 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
17999 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
18000 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
18001 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
18002 (_mm_srai_pi32): Use __builtin_ia32_psradi.
18003 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
18004 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18005 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18006 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
18008 2008-03-07 Joseph Myers <joseph@codesourcery.com>
18010 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
18012 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
18015 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
18016 reg+const addressing for Altivec modes. Don't generate reg+reg
18017 addressing for TFmode or TDmode quantities.
18019 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
18021 * c-common.c (vector_types_convertible_p): Call langhook
18022 instead of comptypes.
18024 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18027 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
18028 integral and scalar float variables which have a
18031 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
18033 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
18034 dwarf_register_span hook when emitting unwind information for
18035 register-to-memory saves.
18036 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
18037 (rs6000_frame_related): Remove call to spe_synthesize_frame.
18039 2008-03-06 Jakub Jelinek <jakub@redhat.com>
18041 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
18042 for the same VAR_DECL.
18044 2008-03-06 Tom Tromey <tromey@redhat.com>
18046 * treelang: Delete.
18047 * doc/standards.texi (Standards): Don't mention treelang.
18048 * doc/invoke.texi (Overall Options): Don't mention treelang.
18049 * doc/install.texi (Prerequisites): Don't mention bison or
18051 (Configuration): Don't mention treelang.
18052 (Building): Likewise.
18053 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
18055 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
18057 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
18058 word-extractions out of a multi-word object.
18060 2008-03-06 Richard Guenther <rguenther@suse.de>
18062 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
18063 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
18064 result type and precision.
18065 * expr.c (get_inner_reference): Set unsignedp based on the result
18066 type of BIT_FIELD_REF.
18067 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
18068 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
18069 (try_instantiate_multiple_fields): Likewise. Use the correct type
18071 (sra_build_assignment): Likewise.
18072 (sra_build_elt_assignment): Likewise.
18073 (sra_explode_bitfield_assignment): Likewise.
18074 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
18075 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
18076 set BIT_FIELD_REF_UNSIGNED.
18077 (vectorizable_load): Likewise.
18079 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
18081 * cse.c (cse_extended_basic_block): Invalidate artificial defs
18084 2008-03-06 Richard Guenther <rguenther@suse.de>
18086 * alias.c (struct alias_set_entry): Move has_zero_child field
18087 to pack with alias_set.
18089 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
18091 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18094 2008-03-05 Ian Lance Taylor <iant@google.com>
18096 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
18098 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
18100 * fwprop.c (update_df): Support width and offset parameters of
18102 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
18103 global_conflicts): Change DF_REF_EXTRACT to either
18104 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18105 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18106 * df-scan.c (df_ref_record, df_defs_record,
18107 df_ref_create_structure, df_def_record_1, df_uses_record,
18108 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
18109 df_bb_refs_collect, df_entry_block_defs_collect,
18110 df_exit_block_uses_collect): Support new width and offset fields.
18111 (ref_extract_pool): New storage pool.
18112 (df_free_ref): New function.
18113 (df_reg_chain_unlink, df_free_collection_rec,
18114 df_sort_and_compress_refs): Call df_free_ref.
18115 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
18117 (df_ref_create_structure): Allocate df_ref_extract if offset and
18118 width fields are used.
18119 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
18120 (df_uses_record): Get offset and width from ZERO_EXTRACT
18122 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
18123 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18124 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18125 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
18126 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18127 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18128 (df_ref_extract): New structure.
18129 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
18130 (df_ref_create): Add width and offset parameters.
18132 2008-03-05 Richard Guenther <rguenther@suse.de>
18134 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18135 Use ranges_overlap_p.
18136 (offset_overlaps_with_access): Rename
18137 to ranges_overlap_p and move ...
18138 * tree-flow-inline.h (ranges_overlap_p): ... here.
18140 * tree.h (get_inner_reference, handled_component_p): Update
18143 * tree.h (record_component_aliases, get_alias_set,
18144 alias_sets_conflict_p, alias_sets_must_conflict_p,
18145 objects_must_conflict_p): Move declarations ...
18146 * alias.h (record_component_aliases, get_alias_set,
18147 alias_sets_conflict_p, alias_sets_must_conflict_p,
18148 objects_must_conflict_p): ... here.
18149 Include coretypes.h.
18150 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
18152 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
18154 * cfg.c: Include tree-flow.h.
18155 (remove_edge_raw): Call redirect_edge_var_map_clear.
18156 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
18157 * tree-flow-inline.h (redirect_edge_var_map_def): New.
18158 (redirect_edge_var_map_result): New.
18159 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
18160 PENDING_STMT use with redirect_edge_var_map_*.
18161 * tree-ssa.c (edge_var_maps): New definition.
18162 (redirect_edge_var_map_add): New.
18163 (redirect_edge_var_map_clear): New.
18164 (redirect_edge_var_map_dup): New.
18165 (redirect_edge_var_map_vector): New.
18166 (redirect_edge_var_map_destroy): New.
18167 (ssa_redirect_edge): Replace PENDING_STMT use with
18168 redirect_edge_var_map_*.
18169 (flush_pending_stmts): Same.
18170 (delete_tree_ssa): Destroy edge var map.
18171 * tree-flow.h (struct _edge_var_map): New.
18172 Define edge_var_map vector type.
18173 Declare redirect_edge_var_map_* prototypes.
18174 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
18175 * tree-cfg.c (reinstall_phi_args): Replace
18176 PENDING_STMT use with redirect_edge_var_map_*.
18178 2008-03-05 Richard Guenther <rguenther@suse.de>
18180 PR tree-optimization/35472
18181 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
18182 whose single use_stmt has a overlapping set of loaded and
18183 stored symbols as that use_stmt might be a noop assignment then.
18185 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18187 * gthr-rtems.h: Implement __gthread_mutex_destroy.
18189 2008-03-05 Richard Guenther <rguenther@suse.de>
18192 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
18193 should be constants.
18194 * tree-cfg.c (verify_expr): Verify it.
18195 * fold-const.c (fold_truthop): Remove code generating
18196 BIT_FIELD_REFs of structure bases.
18197 (fold_binary): Likewise.
18198 (fold_ternary): Position and size of BIT_FIELD_REFs are
18199 always host integers.
18200 (make_bit_field_ref): Remove.
18201 (optimize_bit_field_compare): Remove.
18202 (all_ones_mask_p): Remove.
18204 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
18207 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
18208 (split_block_and_df_analyze): New. Split basic block and rebuild
18210 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
18212 (split_pattern_seq): Likewise.
18213 (erase_matching_seqs): Likewise.
18214 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
18216 2008-03-04 Geoff Keating <geoffk@apple.com>
18218 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
18219 declaration and code.
18220 (tree_invalid_nonnegative_warnv_p): Likewise.
18222 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
18224 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
18225 examples. Truncate option-names then causing overfull hbox.
18227 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18230 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
18232 * configure: Rebuilt.
18234 2008-03-04 Rafael Espindola <espindola@google.com>
18236 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
18237 (tree_unary_nonnegative_warnv_p): New.
18238 (tree_binary_nonnegative_warnv_p): New.
18239 (tree_single_nonnegative_warnv_p): New.
18240 (tree_invalid_nonnegative_warnv_p): New.
18241 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
18243 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18246 * opts.c (handle_option): Postpone 'unknown option' errors only for
18249 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
18252 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
18255 2008-03-04 Rafael Espindola <espindola@google.com>
18257 * fold-const.c (tree_unary_nonzero_warnv_p): New.
18258 (tree_binary_nonzero_warnv_p): New.
18259 (tree_single_nonzero_warnv_p): New.
18260 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
18262 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
18264 PR middle-end/35456
18265 * fold-const.c (fold_cond_expr_with_comparison): Prevent
18266 transformations for modes that have signed zeros.
18267 * ifcvt.c (noce_try_abs): Ditto.
18269 2008-03-04 Joseph Myers <joseph@codesourcery.com>
18271 * config/i386/i386.c (override_options): Force
18272 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
18274 2008-03-04 Jan Hubicka <jh@suse.cz>
18277 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
18280 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
18282 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
18283 label to probe the stack.
18285 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
18287 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
18288 (__gthr_win32_mutex_destroy): Declare.
18289 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
18290 __gthr_win32_mutex_destroy.
18291 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
18293 2008-03-03 Jan Hubicka <jh@suse.cz>
18296 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
18297 aggressive on inlining cold calls.
18299 2008-03-03 Richard Guenther <rguenther@suse.de>
18301 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
18302 struct copies into the expression table.
18303 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
18304 (try_to_simplify): Likewise.
18305 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
18306 integral and pointer arguments which do not change the
18307 precision to NOP_EXPRs.
18308 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
18309 VIEW_CONVERT_EXPR case.
18311 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
18313 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
18314 defined in a loop at depth 0 is invariant.
18315 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
18316 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
18317 be called at loop depth 0.
18319 2008-03-02 Jakub Jelinek <jakub@redhat.com>
18322 * gcc.c (process_command): Update copyright notice dates.
18323 * gcov.c (print_version): Likewise.
18324 * gcov-dump.c (print_version): Likewise.
18325 * mips-tfile.c (main): Likewise.
18326 * mips-tdump.c (main): Likewise.
18328 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18331 * c-common.c (flag_permissive): Delete.
18332 (constant_expression_warnings): Check flags first.
18333 (constant_expression_error): New.
18334 * c-common.h (flag_permissive): Delete.
18335 (constant_expression_error): Declare.
18336 * flags.h (flag_permissive): Declare. Update description.
18337 * diagnostic.c (pedwarn): Update.
18339 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
18340 (permissive_error_kind): New.
18341 * toplev.c (flag_permissive): Define. Update description.
18342 * toplev.h (permissive_error_kind): Declare.
18343 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
18344 (pedwarn_c90): Use pedantic_warning_kind.
18345 * c-opts.c (c_common_post_options): flag_permissive does not affect
18346 flag_pedantic_errors.
18348 2008-03-02 Joseph Myers <joseph@codesourcery.com>
18350 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
18351 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
18352 __absvsi2, __absvDI2): Use unsigned arithmetic.
18354 2008-03-02 Andi Kleen <ak@suse.de>
18355 Richard Guenther <rguenther@suse.de>
18357 * struct-equiv.c: Remove file.
18358 * cfg_cleanup.c (condjump_equiv_p): Remove.
18359 * Makefile.in (OBJS-common): Remove struct-equiv.o.
18360 (struct-equiv.o): Remove rule.
18361 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
18362 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
18363 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
18365 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18367 * ifcvt.c (noce_process_if_block): Try to handle only the then
18368 block if the else block exists but isn't suitable.
18370 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
18373 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
18374 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
18375 regression from previous patch.
18377 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
18380 * gthr.h: Add __gthread_mutex_destroy as a function that must be
18382 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
18383 * gthr-single.h (__gthread_mutex_destroy): Likewise.
18384 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
18385 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
18386 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
18387 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
18388 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
18389 (__gthread_mutex_destroy_function): Rename to
18390 __gthread_mutex_destroy.
18391 * gthr-dce.h (__gthread_mutex_destroy): Call
18392 pthread_mutex_destroy.
18393 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
18394 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
18395 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
18397 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18399 * df-scan.c (df_ref_chain_change_bb): Simplify.
18400 (df_insn_change_bb): Add new_bb argument. Simplify. Call
18401 set_block_for_insn if there's any change.
18402 * df.h ((df_insn_change_bb): Fix prototype.
18403 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
18404 df_insn_change_bb, don't call set_block_for_insn.
18405 * emit-rtl.c (reorder_insns): Likewise.
18406 * haifa-sched.c (move_insn): Likewise.
18408 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18410 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
18412 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18414 * tree-flow-inline.h (next_readonly_imm_use): Return
18415 NULL_USE_OPERAND_P after the end.
18417 2008-03-01 Richard Guenther <rguenther@suse.de>
18419 PR tree-optimization/35411
18420 * tree-sra.c (sra_build_assignment): Split conversion to
18421 final type to a separate statement if we are not assigning
18424 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18426 * fold-const.c (fold_convertible_p): Correct the logic to follow
18427 that in fold_convert().
18429 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
18432 * tree-inline.c (build_duplicate_type): When we make a
18433 duplicate type, make it unique in the canonical types system.
18435 2008-02-29 Tom Tromey <tromey@redhat.com>
18437 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
18438 input_file_stack_history, input_file_stack_restored): Remove.
18439 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
18440 * input.h (struct file_stack): Remove.
18441 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
18442 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
18444 * diagnostic.h (struct diagnostic_context) <last_module>: Change
18446 (diagnostic_last_module_changed): Add 'map' argument.
18447 (diagnostic_set_last_function): Likewise.
18448 * diagnostic.c (undiagnostic_report_current_module): Iterate using
18449 line map, not input_file_stack.
18450 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
18452 2008-02-29 Paul Brook <paul@codesourcery.com>
18454 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
18456 2008-02-29 Paul Brook <paul@codesourcery.com>
18458 * config/arm/ieee754-df.S (muldf3): Use RET macros.
18460 2008-02-29 Richard Guenther <rguenther@suse.de>
18462 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
18464 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
18465 value for comparing for a store match.
18466 (simplify_unary_expression): Do nothing for SSA_NAMEs.
18467 (try_to_simplify): Do not do a full-blown reference lookup.
18469 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
18471 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
18472 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
18474 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
18476 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
18478 * tree-loop-linear.c (try_interchange_loops): Compare memory access
18479 strides against cache sizes.
18481 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
18483 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
18486 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
18488 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
18489 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
18490 is smaller than the original promoted value.
18491 (simplify_subreg): If OP is a SUBREG, try to preserve its
18492 SUBREG_PROMOTED_VAR_P information.
18494 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
18496 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
18497 (VN_INFO_GET): Allocate new objects on the obstack.
18498 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
18499 for rpo_numbers_temp, for consistency.
18500 (free_scc_vn): Free the obstack.
18502 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
18504 * doc/invoke.texi: Document -ftree-loop-distribution.
18505 * tree-loop-distribution.c: New.
18506 * tree-pass.h (pass_loop_distribution): New.
18507 * graphds.h (struct graph): Add htab_t indices.
18508 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
18509 * tree-vectorizer.c (rename_variables_in_loop): Extern.
18510 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
18511 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
18512 * tree-data-ref.c (debug_data_dependence_relations): New.
18513 (dump_data_dependence_relation): Also print data references.
18514 (free_data_ref): Extern.
18515 (same_access_functions): Moved...
18516 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
18517 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
18518 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
18519 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
18520 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
18521 (stmts_from_loop): Skip LABEL_EXPR.
18522 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
18524 (build_rdg): Initialize rdg->indices htab.
18525 (free_rdg, stores_from_loop, ref_base_address,
18526 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
18527 have_similar_memory_accesses_1, ref_base_address_1,
18528 remove_similar_memory_refs): New.
18529 * tree-data-ref.h: Depend on tree-chrec.h.
18530 (debug_data_dependence_relations, free_data_ref): Declared.
18531 (same_access_functions): ... here.
18532 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
18534 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
18535 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
18536 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
18537 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
18538 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
18539 rdg_vertex_for_stmt): Declared.
18540 (struct rdg_edge): Add level.
18542 (free_rdg, stores_from_loop, remove_similar_memory_refs,
18543 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
18545 (rdg_has_similar_memory_accesses): New.
18546 * tree-vect-analyze.c: Remove unused static decls.
18547 * lambda.h (dependence_level): New.
18548 * common.opt (ftree-loop-distribution): New.
18549 * tree-flow.h (mark_virtual_ops_in_bb,
18550 slpeel_tree_duplicate_loop_to_edge_cfg,
18551 rename_variables_in_loop): Declared.
18552 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
18553 (OBJS-common): Add tree-loop-distribution.o.
18554 (tree-loop-distribution.o): New rule.
18555 * tree-cfg.c (mark_virtual_ops_in_bb): New.
18556 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
18557 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
18559 2008-02-28 Joseph Myers <joseph@codesourcery.com>
18562 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
18563 other than structures and unions.
18565 2008-02-28 Richard Guenther <rguenther@suse.de>
18568 2008-02-26 Richard Guenther <rguenther@suse.de>
18570 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
18571 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
18572 (lookup_decl_from_uid): Declare.
18573 (remove_decl_from_map): Likewise.
18574 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
18575 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
18576 (decl_for_uid_map): New global hashtable mapping DECL_UID
18578 (init_ttree): Allocate it.
18579 (insert_decl_to_uid_decl_map): New helper function.
18580 (make_node_stat): Insert new decls into the map.
18581 (copy_node_stat): Likewise.
18582 (lookup_decl_from_uid): New function.
18583 (remove_decl_from_map): Likewise.
18584 (print_decl_for_uid_map_statistics): New helper.
18585 (dump_tree_statistics): Call it.
18587 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
18588 (referenced_var_iterator): Adjust.
18589 (FOR_EACH_REFERENCED_VAR): Adjust.
18590 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
18591 (num_referenced_vars): Adjust.
18592 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
18593 (first_referenced_var): Remove.
18594 (end_referenced_vars_p): Likewise.
18595 (next_referenced_var): Likewise.
18596 (referenced_var_iterator_set): New helper function.
18597 * tree-dfa.c (referenced_var_lookup): Adjust.
18598 (referenced_var_check_and_insert): Likewise.
18599 (remove_referenced_var): Likewise.
18600 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
18601 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18602 (verify_call_clobbering): Likewise.
18603 (verify_memory_partitions): Likewise.
18604 (init_tree_ssa): Allocate bitmap instead of hashtable for
18606 (delete_tree_ssa): Adjust.
18607 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
18608 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18609 (compute_tag_properties): Likewise.
18610 (set_initial_properties): Likewise.
18611 (find_partition_for): Likewise.
18612 (update_reference_counts): Likewise.
18613 (dump_may_aliases_for): Likewise.
18614 * tree-ssa-operands.c (add_virtual_operand): Likewise.
18615 (add_call_clobber_ops): Likewise.
18616 (add_call_read_ops): Likewise.
18617 (get_asm_expr_operands): Likewise.
18618 * tree-into-ssa.c (dump_decl_set): Likewise.
18619 (update_ssa): Likewise.
18620 * tree-sra.c (scan_function): Likewise.
18621 (decide_instantiations): Likewise.
18622 (scalarize_parms): Likewise.
18623 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
18624 (dsa_named_for): Likewise.
18625 * tree-ssa-structalias.c (update_alias_info): Likewise.
18626 (merge_smts_into): Likewise.
18628 2008-02-27 David Daney <ddaney@avtrex.com>
18631 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
18632 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
18633 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
18634 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
18635 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
18637 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
18640 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
18641 (BUILT_IN_NEXTTOWARD): Remove.
18642 (BUILT_IN_NEXTTOWARDF): Ditto.
18643 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
18644 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
18646 2008-02-27 Tom Tromey <tromey@redhat.com>
18648 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
18649 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
18651 2008-02-27 Jan Beulich <jbeulich@novell.com>
18653 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
18654 update the respective field on newdecl.
18656 2008-02-27 Revital Eres <eres@il.ibm.com>
18658 PR rtl-optimization/34999
18659 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
18660 crossing edges that ends with a call insn.
18661 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
18662 call insn and clear the EDGE_CROSSING flag of the crossing edge
18663 when fixing fallthru edges.
18665 2008-02-27 Richard Guenther <rguenther@suse.de>
18667 PR middle-end/35390
18668 * fold-const.c (fold_unary): Return the correct argument,
18669 converted to the result type.
18671 2008-02-27 Richard Guenther <rguenther@suse.de>
18673 PR middle-end/34971
18674 * expr.c (expand_expr_real_1): Assert on rotates that operate
18676 * fold-const.c (fold_binary): Use the types precision, not the
18677 bitsize of the mode if folding rotate expressions. Build rotates
18678 only for full modes.
18680 2008-02-27 Jakub Jelinek <jakub@redhat.com>
18682 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
18683 and CPP_PRAGMA_EOL.
18684 * c-pragma.c (pragma_ns_name): New typedef.
18685 (registered_pp_pragmas): New variable.
18686 (c_pp_lookup_pragma): New function.
18687 (c_register_pragma_1): If flag_preprocess_only, do nothing
18688 for non-expanded pragmas, for expanded ones push pragma's
18689 namespace and name into registered_pp_pragmas vector.
18690 (c_invoke_pragma_handler): Register OpenMP pragmas even when
18691 flag_preprocess_only, don't register GCC pch_preprocess
18692 pragma if flag_preprocess_only.
18693 * c-opts.c (c_common_init): Call init_pragma even if
18694 flag_preprocess_only.
18695 * c-pragma.c (c_pp_lookup_pragma): New prototype.
18696 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
18697 cpp_register_pragma if flag_preprocess_only.
18699 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18702 * c-parser.c (c_parser_translation_unit): Warn for empty
18703 translation unit, not empty source file.
18705 2008-02-26 Paul Brook <paul@codesourcery.com>
18707 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
18708 operand for Thumb-2.
18709 * config/arm/arm.h (reg_class): Add CORE_REGS.
18710 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
18711 (BASE_REG_CLASS): Use CORE_REGS.
18712 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
18713 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
18714 (REGNO_OK_FOR_INDEX_P): Exclude SP.
18715 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
18716 ARM_REGNO_OK_FOR_INDEX_P.
18717 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
18718 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
18719 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
18720 (ldm/stm peepholes): Ditto.
18721 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
18722 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
18723 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
18724 * config/arm/constraints.md: Enable "k" constraint on ARM.
18726 2008-02-27 Ben Elliston <bje@au.ibm.com>
18728 * config/rs6000/rs6000.c: Annotate cache line size field in all
18729 instances of struct processor_costs.
18731 2008-02-26 David Edelsohn <edelsohn@gnu.org>
18733 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
18734 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
18735 jump_bypass): New counters.
18736 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
18737 * dce.c (gate_ud_dce): Same.
18738 (gate_fast_dce): Same.
18739 * dse.c (gate_dse1): New function.
18740 (gate_dse2): New function.
18741 (gate_dse): Merge results of new gate functions.
18742 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
18743 (gate_handle_jump_bypass): Add dbg_cnt.
18744 (gate_handle_gcse): Add dbg_cnt.
18745 * ifcvt.c (gate_handle_if_conversion): Same.
18746 (gate_handle_if_after_combine): Same.
18747 (gate_handle_if_after_reload): Same.
18748 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
18750 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
18752 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
18754 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
18756 2008-02-26 Jason Merrill <jason@redhat.com>
18759 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
18760 alone if it's the naming decl for the type's main variant.
18762 2008-02-26 Tom Tromey <tromey@redhat.com>
18764 * system.h (USE_MAPPED_LOCATION): Poison.
18765 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
18766 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
18767 (make_goto_expr_edges): Likewise.
18768 (remove_bb): Likewise.
18769 (execute_warn_function_return): Likewise.
18770 * basic-block.h (struct edge_def) <goto_locus>: Change type to
18772 * c-common.c (fname_decl): Remove old location code.
18773 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
18775 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
18777 (ASM_INPUT_SOURCE_LOCATION): Likewise.
18778 (gen_rtx_ASM_INPUT): Likewise.
18779 (gen_rtx_ASM_INPUT_loc): Likewise.
18780 (get_rtx_asm_OPERANDS): Remove.
18781 * cfglayout.c (insn_locators_alloc): Remove old location code.
18782 (set_curr_insn_source_location): Likewise.
18783 (curr_insn_locator): Likewise.
18784 * print-tree.c (print_node): Remove old location code.
18785 * tree-mudflap.c (mf_varname_tree): Remove old location code.
18786 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
18787 * cfgexpand.c (expand_gimple_cond_expr): Don't use
18788 location_from_locus.
18789 (construct_exit_block): Remove old location code.
18790 * emit-rtl.c (force_next_line_note): Remove old location code.
18791 * profile.c (branch_prob): Remove old location code.
18792 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
18793 LOC_LINE): Remove old-location variants.
18794 * langhooks.c (lhd_print_error_function): Remove old location
18796 * configure, config.in: Rebuilt.
18797 * configure.ac (--enable-mapped-location): Remove.
18798 * c-decl.c (c_init_decl_processing): Remove old location code.
18799 (finish_function): Likewise.
18800 * recog.c (decode_asm_operands): Remove old location code.
18801 * c-pch.c (c_common_read_pch): Remove old location code.
18802 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
18804 * gimple-low.c (lower_function_body): Remove old location code.
18805 * toplev.c (unknown_location): Remove.
18806 (push_srcloc): Remove old-location variant.
18807 (process_options): Remove old location code.
18808 (lang_dependent_init): Likewise.
18809 * input.h (UNKNOWN_LOCATION): Move definition.
18810 (location_t): Undeprecate.
18811 (source_locus): Remove.
18812 (location_from_locus): Remove.
18813 (struct location_s): Remove.
18814 Remove all old-location code.
18815 (input_line, input_filename): Remove.
18816 * final.c (final_scan_insn): Remove old location code.
18817 * diagnostic.c (diagnostic_build_prefix): Remove
18818 USE_MAPPED_LOCATION test.
18819 * tree.h (gimple_stmt) <locus>: Now a location_t.
18820 (tree_exp) <locus>: Likewise.
18821 (DECL_IS_BUILTIN): Remove old-location variant.
18822 (annotate_with_file_line, annotate_with_locus): Likewise.
18823 (expr_locus, set_expr_locus): Update.
18824 * tree.c (build1_stat): Remove old location code.
18825 (last_annotated_node): Remove.
18826 (annotate_with_file_line): Remove old-location variant.
18827 (annotate_with_locus): Likewise.
18828 (expr_location): Remove old location code.
18829 (set_expr_location): Likewise.
18830 (expr_has_location): Likewise.
18831 (expr_locus): Likewise.
18832 (set_expr_locus): Likewise.
18833 (expr_filename): Don't use location_from_locus.
18834 (expr_lineno): Likewise.
18835 * rtl-error.c (location_for_asm): Remove old location code.
18836 * c-lex.c (cb_line_change): Remove old location code.
18837 (fe_file_change): Likewise.
18838 (cb_def_pragma): Likewise.
18839 (c_lex_with_flags): Likewise.
18840 * gengtype.c (do_typedef): Don't special-case location types.
18841 (define_location_structures): Remove.
18842 (main): Don't call define_location_structures.
18843 * tree-pretty-print.c (dump_implicit_edges): Remove old location
18846 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18849 * builtins.def (BUILT_IN_STDARG_START): Remove.
18850 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
18851 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
18852 * tree-inline.c (inline_forbidden_p_1): Likewise.
18854 2008-02-26 Richard Guenther <rguenther@suse.de>
18856 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
18857 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
18858 (lookup_decl_from_uid): Declare.
18859 (remove_decl_from_map): Likewise.
18860 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
18861 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
18862 (decl_for_uid_map): New global hashtable mapping DECL_UID
18864 (init_ttree): Allocate it.
18865 (insert_decl_to_uid_decl_map): New helper function.
18866 (make_node_stat): Insert new decls into the map.
18867 (copy_node_stat): Likewise.
18868 (lookup_decl_from_uid): New function.
18869 (remove_decl_from_map): Likewise.
18870 (print_decl_for_uid_map_statistics): New helper.
18871 (dump_tree_statistics): Call it.
18873 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
18874 (referenced_var_iterator): Adjust.
18875 (FOR_EACH_REFERENCED_VAR): Adjust.
18876 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
18877 (num_referenced_vars): Adjust.
18878 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
18879 (first_referenced_var): Remove.
18880 (end_referenced_vars_p): Likewise.
18881 (next_referenced_var): Likewise.
18882 (referenced_var_iterator_set): New helper function.
18883 * tree-dfa.c (referenced_var_lookup): Adjust.
18884 (referenced_var_check_and_insert): Likewise.
18885 (remove_referenced_var): Likewise.
18886 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
18887 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18888 (verify_call_clobbering): Likewise.
18889 (verify_memory_partitions): Likewise.
18890 (init_tree_ssa): Allocate bitmap instead of hashtable for
18892 (delete_tree_ssa): Adjust.
18893 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
18894 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18895 (compute_tag_properties): Likewise.
18896 (set_initial_properties): Likewise.
18897 (find_partition_for): Likewise.
18898 (update_reference_counts): Likewise.
18899 (dump_may_aliases_for): Likewise.
18900 * tree-ssa-operands.c (add_virtual_operand): Likewise.
18901 (add_call_clobber_ops): Likewise.
18902 (add_call_read_ops): Likewise.
18903 (get_asm_expr_operands): Likewise.
18904 * tree-into-ssa.c (dump_decl_set): Likewise.
18905 (update_ssa): Likewise.
18906 * tree-sra.c (scan_function): Likewise.
18907 (decide_instantiations): Likewise.
18908 (scalarize_parms): Likewise.
18909 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
18910 (dsa_named_for): Likewise.
18911 * tree-ssa-structalias.c (update_alias_info): Likewise.
18912 (merge_smts_into): Likewise.
18914 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18917 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
18918 * c-opts.c (c_common_handle_option): Wall enables
18919 Wvolatile-register-var.
18920 * common.opt: Move Wvolatile-register-var to...
18923 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18925 * common.opt (Wlarger-than=): New.
18926 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
18928 * opts.c (common_handle_option): Handle -Wlarger-than=.
18929 * optc-gen.awk: Likewise.
18930 * opth-gen.awk: Likewise.
18931 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
18932 * tree-optimize.c (tree_rest_of_compilation): Likewise.
18934 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18936 * c-common.c (match_case_to_enum_1): Add appropriate
18937 OPT_W* parameter to warning.
18938 (c_do_switch_warnings): Likewise.
18939 * c-typeck.c (warning_init): Add one more parameter following
18940 'warning' function.
18941 (push_init_level): Update call to warning_init.
18942 (pop_init_level): Likewise.
18943 (add_pending_init): Likewise.
18944 (output_init_element: Likewise.
18946 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18949 * toplev.c (toplev_main): If there are warnings or error, print
18950 errors for ignored options.
18951 * opts.c (ignored_options): New static variable.
18952 (postpone_unknown_option_error): New.
18953 (print_ignored_options): New.
18954 (handle_option): Postpone errors for unknown -Wno-* options.
18955 * opts.h (print_ignored_options): Declare.
18957 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
18959 * config/mips/mips.md (loadgp_blockage, blockage): Change type
18962 2008-02-25 Richard Guenther <rguenther@suse.de>
18965 2008-02-25 Richard Guenther <rguenther@suse.de>
18967 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
18968 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
18969 (lookup_decl_from_uid): Declare.
18970 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
18971 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
18972 (decl_for_uid_map): New global hashtable mapping DECL_UID
18974 (init_ttree): Allocate it.
18975 (insert_decl_to_uid_decl_map): New helper function.
18976 (make_node_stat): Insert new decls into the map.
18977 (copy_node_stat): Likewise.
18978 (lookup_decl_from_uid): New function.
18979 (print_decl_for_uid_map_statistics): New helper.
18980 (dump_tree_statistics): Call it.
18982 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
18983 (referenced_var_iterator): Adjust.
18984 (FOR_EACH_REFERENCED_VAR): Adjust.
18985 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
18986 (num_referenced_vars): Adjust.
18987 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
18988 (first_referenced_var): Remove.
18989 (end_referenced_vars_p): Likewise.
18990 (next_referenced_var): Likewise.
18991 (referenced_var_iterator_set): New helper function.
18992 * tree-dfa.c (referenced_var_lookup): Adjust.
18993 (referenced_var_check_and_insert): Likewise.
18994 (remove_referenced_var): Likewise.
18995 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
18996 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18997 (verify_call_clobbering): Likewise.
18998 (verify_memory_partitions): Likewise.
18999 (init_tree_ssa): Allocate bitmap instead of hashtable for
19001 (delete_tree_ssa): Adjust.
19002 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19003 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19004 (compute_tag_properties): Likewise.
19005 (set_initial_properties): Likewise.
19006 (find_partition_for): Likewise.
19007 (update_reference_counts): Likewise.
19008 (dump_may_aliases_for): Likewise.
19009 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19010 (add_call_clobber_ops): Likewise.
19011 (add_call_read_ops): Likewise.
19012 (get_asm_expr_operands): Likewise.
19013 * tree-into-ssa.c (dump_decl_set): Likewise.
19014 (update_ssa): Likewise.
19015 * tree-sra.c (scan_function): Likewise.
19016 (decide_instantiations): Likewise.
19017 (scalarize_parms): Likewise.
19018 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19019 (dsa_named_for): Likewise.
19020 * tree-ssa-structalias.c (update_alias_info): Likewise.
19021 (merge_smts_into): Likewise.
19023 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19026 * doc/invoke.texi (-fcx-limited-range): Document new option.
19027 * toplev.c (process_options): Handle -fcx-fortran-rules.
19028 * common.opt: Add documentation for -fcx-fortran-rules.
19030 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19033 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
19034 actual behaviour and C99.
19036 2008-02-26 Ben Elliston <bje@au.ibm.com>
19038 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
19039 (ASM_CPU_POWER6_SPEC): Likewise.
19040 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
19041 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
19042 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
19044 2008-02-25 Richard Guenther <rguenther@suse.de>
19046 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19047 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19048 (lookup_decl_from_uid): Declare.
19049 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19050 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19051 (decl_for_uid_map): New global hashtable mapping DECL_UID
19053 (init_ttree): Allocate it.
19054 (insert_decl_to_uid_decl_map): New helper function.
19055 (make_node_stat): Insert new decls into the map.
19056 (copy_node_stat): Likewise.
19057 (lookup_decl_from_uid): New function.
19058 (print_decl_for_uid_map_statistics): New helper.
19059 (dump_tree_statistics): Call it.
19061 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19062 (referenced_var_iterator): Adjust.
19063 (FOR_EACH_REFERENCED_VAR): Adjust.
19064 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19065 (num_referenced_vars): Adjust.
19066 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19067 (first_referenced_var): Remove.
19068 (end_referenced_vars_p): Likewise.
19069 (next_referenced_var): Likewise.
19070 (referenced_var_iterator_set): New helper function.
19071 * tree-dfa.c (referenced_var_lookup): Adjust.
19072 (referenced_var_check_and_insert): Likewise.
19073 (remove_referenced_var): Likewise.
19074 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19075 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19076 (verify_call_clobbering): Likewise.
19077 (verify_memory_partitions): Likewise.
19078 (init_tree_ssa): Allocate bitmap instead of hashtable for
19080 (delete_tree_ssa): Adjust.
19081 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19082 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19083 (compute_tag_properties): Likewise.
19084 (set_initial_properties): Likewise.
19085 (find_partition_for): Likewise.
19086 (update_reference_counts): Likewise.
19087 (dump_may_aliases_for): Likewise.
19088 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19089 (add_call_clobber_ops): Likewise.
19090 (add_call_read_ops): Likewise.
19091 (get_asm_expr_operands): Likewise.
19092 * tree-into-ssa.c (dump_decl_set): Likewise.
19093 (update_ssa): Likewise.
19094 * tree-sra.c (scan_function): Likewise.
19095 (decide_instantiations): Likewise.
19096 (scalarize_parms): Likewise.
19097 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19098 (dsa_named_for): Likewise.
19099 * tree-ssa-structalias.c (update_alias_info): Likewise.
19100 (merge_smts_into): Likewise.
19102 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
19105 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
19106 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
19107 * alias.h (nonoverlapping_memrefs_p): Likewise.
19109 2008-02-25 Jan Beulich <jbeulich@novell.com>
19111 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
19112 * config/i386/netware-libgcc.exp: Add __bswap?i2,
19113 __emultls_get_address, __emultls_register_common,
19114 __floatundi?f, and _Unwind_GetIPInfo.
19115 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
19116 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
19117 (gen_regparm_prefix): Likewise.
19118 (i386_nlm_encode_section_info): Sync with
19119 config/i386/winnt.c:i386_pe_encode_section_info().
19120 (i386_nlm_maybe_mangle_decl_assembler_name): New.
19121 i386_nlm_mangle_decl_assembler_name): New.
19122 (netware_override_options): New.
19123 * config/i386/netware.h (netware_override_options): Declare.
19124 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
19125 (i386_nlm_mangle_decl_assembler_name): Declare.
19126 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
19128 2008-02-25 Ben Elliston <bje@au.ibm.com>
19131 * c-decl.c (grokdeclarator): Remove unused local variables
19132 `typedef_type' and `type_as_written'.
19134 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
19135 unused local variable `has_hot_blocks'.
19136 (fix_crossing_conditional_branches): Remove unused local variable
19139 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
19141 PR middle-end/19984
19142 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
19143 using DEF_C99_BUILTIN.
19144 (BUILT_IN_NANF): Ditto.
19145 (BUILT_IN_NANL): Ditto.
19147 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
19148 Revital Eres <eres@il.ibm.com>
19150 * modulo-sched.c (calculate_must_precede_follow): Address TODO
19151 regarding the order of two dependent insns in the same row.
19153 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
19155 * stor-layout.c (layout_decl): Do not bump the alignment of a
19156 bit-field to more than byte alignment if it is packed.
19158 2008-02-24 David Edelsohn <edelsohn@gnu.org>
19160 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
19163 2008-02-24 Diego Novillo <dnovillo@google.com>
19165 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
19168 * tree-vrp.c (vrp_evaluate_conditional): With
19169 -Wtype-limits, emit a warning when comparing against a
19170 constant outside the natural range of OP0's type.
19171 * c.opt (Wtype-limits): Move ...
19172 * common.opt (Wtype-limits): ... here.
19174 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
19176 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
19177 * config/rs6000/e300c2c3.md: New file.
19178 * config/rs6000/rs6000.c (processor_costs): Add new costs for
19180 (rs6000_override_options): Add e300c2 and e300c3 cases to
19181 processor_target_table. Do not allow usage of Altivec or Spe
19182 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
19183 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
19184 * config/rs6000/rs6000.h (processor_type): Add
19185 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
19186 (ASM_CPU_SPEC): Add e300c2 and e300c3.
19187 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
19188 and ppce300c3. Include e300c2c3.md.
19190 2008-02-23 David Edelsohn <edelsohn@gnu.org>
19192 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
19193 instead of TARGET_STRICT_ALIGN.
19195 2008-02-23 Joseph Myers <joseph@codesourcery.com>
19197 * explow.c (memory_address): Assert that the generated address is
19200 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19203 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
19204 * config/darwin-ppc-ldouble-patch.def: New file.
19205 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
19206 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
19207 SUBTARGET_INIT_BUILTINS if defined.
19208 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
19211 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19214 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
19215 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
19217 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19220 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
19221 file" warning condtional on -Winvalid-PCH.
19223 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
19225 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
19227 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
19231 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
19232 prevent reload from using MMX registers.
19233 (*mov<mode>_internal): Ditto.
19234 (*movv2sf_internal_rex64): Ditto.
19235 (*movv2sf_internal): Ditto.
19237 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19239 PR documentation/31569
19240 * doc/install.texi2html: Use makeinfo --no-number-sections.
19242 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19244 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
19245 ensure that we can address an entire entity > 8 bytes. Don't
19246 generate reg+reg addressing for such data.
19248 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19250 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
19251 strings when optimizing for size, unless the target cares about
19254 2008-02-22 Tom Tromey <tromey@redhat.com>
19256 * regclass.c (current_pass): Remove declaration.
19258 2008-02-22 Anatoly Sokolov <aesok@post.ru>
19260 * config/avr/libgcc.S (__RAMPZ__): Define.
19261 (__do_copy_data): Add for devices with 128KB code memory.
19263 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19265 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
19267 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
19269 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
19271 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
19274 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19277 * c-typeck.c (build_binary_op): Warn about floating point
19278 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
19280 2008-02-21 Janis Johnson <janis187@us.ibm.com>
19283 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
19284 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
19286 (rs6000_override_options): Set altivec_abi as default, not override,
19287 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
19288 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
19289 is used; use new member spe_abi.
19290 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
19291 spe_abi and altivec_abi.
19293 2008-02-22 Tomas Bily <tbily@suse.cz>
19295 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
19297 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19300 * config.build (build_file_translate): Set to `CMD //c' only if
19302 * Makefile.in (build_file_translate): Improve comment.
19304 2008-02-21 Jan Hubicka <jh@suse.cz>
19306 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
19307 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
19308 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
19310 2008-02-21 Michael Matz <matz@suse.de>
19313 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
19315 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
19317 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
19318 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
19319 as insn constraint.
19320 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
19321 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
19322 SSE_VEC_FLOAT_MODE_P as insn constraint.
19323 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
19324 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
19325 sse4a_movntdf using MODEF mode iterator.
19326 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
19327 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
19328 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
19329 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
19330 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
19331 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
19332 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
19334 2008-02-21 Richard Guenther <rguenther@suse.de>
19336 * tree.def (PAREN_EXPR): New tree code.
19337 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
19339 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
19340 * expr.c (expand_expr_real_1): Likewise.
19341 * tree-inline.c (estimate_num_insns_1): Likewise.
19342 * tree-complex.c (expand_complex_move): Likewise.
19343 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
19346 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
19349 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
19351 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
19354 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
19356 * config/sh/sh.c (find_barrier): Don't go past
19357 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
19359 2008-02-20 DJ Delorie <dj@redhat.com>
19361 * config/h8300/h8300.md (insv): Force source operand to be a register.
19363 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
19364 as a jump, not as a plain insn.
19366 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
19368 * doc/invoke.texi (Warning Options): Add new option
19369 -Wframe-larger-than=.
19370 (-Wframe-larger-than): Document.
19372 * flags.h (warn_frame_larger_than, frame_larger_than_size):
19373 Add declarations for new option variables.
19375 * final.c (final_start_function): Check the frame size
19376 before emission and issue a Wframe-larger-than warning.
19378 * opts.c (warn_frame_larger_than, frame_larger_than_size):
19379 Add definitions for new option variables.
19380 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
19382 * common.opt (Wframe-larger-than=): New option.
19384 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
19386 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
19387 (<sse>_div<mode>3): Ditto.
19388 (<sse>_vmdiv<mode>3): Ditto.
19389 (<sse>_vmsqrt<mode>2): Ditto.
19390 (*smax<mode>3): Ditto.
19391 (sse5_frcz<mode>2): Ditto.
19392 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
19393 as insn constraint.
19395 2008-02-20 Richard Guenther <rguenther@suse.de>
19397 PR middle-end/35265
19398 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
19399 be happy with INTEGRAL_TYPE_P.
19401 2008-02-20 Richard Guenther <rguenther@suse.de>
19403 * fold-const.c (split_tree): Associate floatig-point expressions
19404 if flag_associative_math is set.
19406 2008-02-20 Richard Guenther <rguenther@suse.de>
19408 * tree.h (fold_real_zero_addition_p): Declare.
19409 * fold-const.c (fold_real_zero_addition_p): Export.
19410 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
19411 floating-point operations with zero and one.
19413 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
19415 * doc/install.texi: Correct references to CFLAGS, replacing them
19416 with BOOT_CFLAGS. Document flags used during bootstrap for
19419 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
19421 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
19422 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
19423 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
19425 (smin<mode>3): Ditto from similar patterns.
19426 (smax<mode>3): Ditto.
19427 (*ieee_smin<mode>3): Ditto.
19428 (*ieee_smax<mode>3): Ditto.
19429 * config/i386/sse.md (sse): New mode attribute.
19430 (mov<mode>): Macroize expander from movv4sf and movv2df using
19431 SSEMODEF2P mode iterator.
19432 (<sse>_movnt<mode>): Ditto from similar patterns. Use
19433 SSE_VEC_FLOAT_MODE_P as insn constraint.
19434 (storent<mode>): Ditto.
19435 (storent<mode>): Macroize expander from storentsf and storentdf using
19436 MODEF mode iterator.
19437 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
19438 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
19439 (abs<mode>2): Ditto from similar patterns.
19440 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
19441 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
19442 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
19443 (<sse>_vmsqrt<mode>2): Ditto.
19444 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
19445 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
19446 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
19447 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
19448 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
19449 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
19450 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
19452 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
19453 iterator and SSE_FLOAT_MODE_P as insn constraint.
19454 (<sse>_ucomi): Ditto from similar patterns.
19455 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
19456 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
19457 SSE_VEC_FLOAT_MODE_P as insn constraint.
19458 (vcond<mode>): Ditto from similar patterns.
19459 (and<mode>3, *and<mode>3): Ditto.
19460 (<sse>_nand<mode>3): Ditto.
19461 (ior<mode>3, *ior<mode>3): Ditto.
19462 (xor<mode>3, *xor<mode>3): Ditto.
19463 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
19464 iterator and SSE_FLOAT_MODE_P as insn constraint.
19465 (*nand<mode>3): Ditto from similar patterns.
19466 (*ior<mode>3): Ditto.
19467 (*xor<mode>3): Ditto.
19469 2008-02-20 Ira Rosen <irar@il.ibm.com>
19471 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
19472 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
19473 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
19475 2008-02-19 Jan Hubicka <jh@suse.cz>
19477 * predict.c (tree_bb_level_predictions): Remove variable next
19478 mistakely introduced by previous commit.
19480 2008-02-19 Jan Hubicka <jh@suse.cz>
19482 * predict.c (predict_paths_leading_to): Rewrite.
19483 (predict_paths_for_bb): New.
19484 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
19486 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19489 * Makefile.in (build_file_translate): New.
19490 (gcc-vers.texi): Use it for translating $(abs_srcdir).
19491 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
19492 * configure.ac (build_file_translate): Substitute it.
19493 * configure: Regenerate.
19495 2008-02-19 Jan Hubicka <jh@suse.cz>
19497 PR rtl-optimization/34408
19498 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
19501 2008-02-19 Jan Hubicka <jh@suse.cz>
19503 PR middle-end/28779
19504 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
19507 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
19510 * config/i386/i386-modes.def: Revert the last DI alignment
19511 change until Ada people can look into it.
19513 2008-02-19 Nick Clifton <nickc@redhat.com>
19515 * opts.c (print_specific_help): Fix typo in --help text.
19517 2008-02-19 Jakub Jelinek <jakub@redhat.com>
19520 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
19521 32-bit inline asm without asm alternatives for host GCC < 3.0.
19523 2008-02-19 Richard Guenther <rguenther@suse.de>
19525 PR tree-optimization/34989
19526 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
19527 Allow propagation to INDIRECT_REF if we can simplify only.
19529 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19531 * c-common.c (warn_for_collisions_1): Use appropriate option when
19534 2008-02-19 Nick Clifton <nickc@redhat.com>
19537 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
19538 (handle_options): Fix indentation.
19539 (print_filtered_help): If no language-specific options were
19540 displayed tell the user how to list all the options supported by
19541 the language's front-end.
19542 (print_specific_help): Fix indentation and remove duplicate line.
19543 (common_handle_option): Handle the -v option.
19544 For --help enable the display of undocumented options if the -v
19545 switch has been included on the command line.
19546 For --help= check for overlaps in the arguments between the option
19547 classes and the language names and issue a warning when they
19548 cannot be disambiguated.
19549 * c.opt (v): Pass on to the common option handler.
19551 2008-02-19 Revital Eres <eres@il.ibm.com>
19553 * modulo-sched.c (sms_schedule): Change dump message when
19554 create_ddg function fails.
19555 (try_scheduling_node_in_cycle): Rename row to cycle.
19556 (print_partial_schedule): Rename CYCLE to ROW.
19558 2008-02-19 Christian Bruel <christian.bruel@st.com>
19559 Zdenek Dvorak <ook@ucw.cz>
19561 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
19563 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
19566 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
19567 (*x86_movdicc_0_m1_se): Ditto.
19569 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
19571 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
19572 (CMPtype): Define as __gcc_CMPtype.
19573 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
19574 (CMPtype): Define as __gcc_CMPtype.
19576 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
19578 Support valgrind 3.3 for --enable-checking=valgrind.
19579 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
19581 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
19582 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
19583 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
19584 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
19585 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
19586 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
19587 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
19589 * ggc-zone.c: Similar.
19590 * ggc-page.c: Similar.
19592 2008-02-19 Paul Brook <paul@codesourcery.com>
19595 * config/arm/ieee754-df.S: Fix do_it typo.
19596 * config/arm/ieee754-sf.S: Fix do_it typo.
19598 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
19601 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
19602 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
19603 (OPTION_MASK_ISA_SSE_SET): Likewise.
19604 (OPTION_MASK_ISA_SSE2_SET): Likewise.
19605 (OPTION_MASK_ISA_SSE3_SET): Likewise.
19606 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
19607 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
19608 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
19609 (OPTION_MASK_ISA_SSE4_SET): Likewise.
19610 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
19611 (OPTION_MASK_ISA_SSE5_SET): Likewise.
19612 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
19613 (OPTION_MASK_ISA_MMX_UNSET): Updated.
19614 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
19615 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
19616 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
19617 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
19618 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
19619 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
19620 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
19621 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
19622 (OPTION_MASK_ISA_SSE4): Removed.
19623 (ix86_handle_option): Turn on bits in ix86_isa_flags and
19624 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
19625 (override_options): Don't turn on implied SSE/MMX bits in
19628 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
19630 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19633 2008-02-18 Joey Ye <joey.ye@intel.com>
19635 PR middle-end/34921
19636 * tree-nested.c (insert_field_into_struct): Set type alignment
19637 to field alignment if the former is less than the latter.
19639 2008-02-18 Jakub Jelinek <jakub@redhat.com>
19641 * BASE-VER: Set to 4.4.0.
19643 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19645 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
19646 * doc/cfg.texi: Likewise.
19647 * doc/extend.texi: Likewise.
19648 * doc/gty.texi: Likewise.
19649 * doc/invoke.texi: Likewise.
19650 * doc/loop.texi: Likewise.
19651 * doc/md.texi: Likewise.
19652 * doc/passes.texi: Likewise.
19653 * doc/rtl.texi: Likewise.
19654 * doc/sourcebuild.texi: Likewise.
19655 * doc/tm.texi: Likewise.
19656 * doc/tree-ssa.texi: Likewise.
19658 2008-02-17 Richard Guenther <rguenther@suse.de>
19660 PR middle-end/35227
19661 * tree-complex.c (init_parameter_lattice_values): Handle parameters
19662 without default definition.
19664 2008-02-17 Richard Guenther <rguenther@suse.de>
19666 PR tree-optimization/35231
19667 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
19670 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
19673 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
19674 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
19675 libgcc_cmp_return mode.
19677 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19680 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
19682 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
19684 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
19687 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19689 * doc/c-tree.texi: Use `@.' where appropriate.
19690 * doc/extend.texi: Likewise.
19691 * doc/install.texi: Likewise.
19692 * doc/invoke.texi: Likewise.
19693 * doc/loop.texi: Likewise.
19694 * doc/makefile.texi: Likewise.
19695 * doc/md.texi: Likewise.
19696 * doc/passes.texi: Likewise.
19697 * doc/standards.texi: Likewise.
19698 * doc/tm.texi: Likewise.
19700 2008-02-15 Jakub Jelinek <jakub@redhat.com>
19702 PR middle-end/35196
19703 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
19705 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
19706 rather than in entry_bb.
19708 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
19710 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
19711 libgcc_cmp_return mode.
19713 2008-02-15 Jakub Jelinek <jakub@redhat.com>
19715 PR middle-end/35130
19716 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
19717 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
19719 2008-02-15 Richard Guenther <rguenther@suse.de>
19720 Zdenek Dvorak <ook@ucw.cz>
19722 PR tree-optimization/35164
19723 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
19724 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
19725 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
19726 Only propagate addresses which do not have abnormal SSA_NAMEs
19729 2008-02-15 Joseph Myers <joseph@codesourcery.com>
19732 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
19734 2008-02-15 Jan Hubicka <jh@suse.cz>
19736 PR middle-end/35149
19737 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
19739 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
19741 PR middle-end/34621
19742 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
19743 when calculating alignment_pad.
19745 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
19747 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
19748 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
19749 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
19750 and STACK_BOUNDARY define.
19752 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
19754 PR preprocessor/35061
19755 * c-pragma.c (handle_pragma_pop_macro): Check that
19756 pushed_macro_table has been allocated.
19758 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
19760 PR middle-end/35136
19761 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
19762 (force_gimple_operand): Likewise.
19763 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
19764 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
19765 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
19766 (find_interesting_uses_address): Check addressability and alignment
19767 of the base expression only after substituting bases of IVs into it.
19769 2008-02-14 Michael Matz <matz@suse.de>
19772 * function.c (instantiate_virtual_regs_in_insn): Reload address
19773 before falling back to reloading the whole operand.
19775 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
19777 * config/s390/s390.c (s390_mainpool_start): Emit the pool
19778 before the first section switch note.
19780 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19782 * doc/bugreport.texi: Update copyright years.
19783 * doc/c-tree.texi: Likewise.
19784 * doc/cfg.texi: Likewise.
19785 * doc/cpp.texi: Likewise.
19786 * doc/cppinternals.texi: Likewise.
19787 * doc/fragments.texi: Likewise.
19788 * doc/frontends.texi: Likewise.
19789 * doc/gcc.texi: Likewise.
19790 * doc/gty.texi: Likewise.
19791 * doc/hostconfig.texi: Likewise.
19792 * doc/implement-c.texi: Likewise.
19793 * doc/libgcc.texi: Likewise.
19794 * doc/loop.texi: Likewise.
19795 * doc/makefile.texi: Likewise.
19796 * doc/options.texi: Likewise.
19797 * doc/passes.texi: Likewise.
19798 * doc/rtl.texi: Likewise.
19799 * doc/sourcebuild.texi: Likewise.
19800 * doc/standards.texi: Likewise.
19801 * doc/tree-ssa.texi: Likewise.
19802 * doc/trouble.texi: Likewise.
19804 * doc/extend.texi: Use @: or add comma where appropriate.
19805 * doc/invoke.texi: Likewise.
19806 * doc/tm.texi: Likewise.
19808 2008-02-14 Alan Modra <amodra@bigpond.net.au>
19811 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
19814 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
19816 * doc/md.texi (clz, ctz): Add reference.
19817 * doc/rtl.texi (clz, ctz): Likewise.
19819 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19822 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
19825 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
19827 * config/s390/s390.c (struct constant_pool): New field
19828 emit_pool_after added.
19829 (s390_mainpool_start): Set the emit_pool_after flag according
19830 to the section switch notes.
19831 (s390_mainpool_finish): Consider emit_pool_after when emitting
19832 the literal pool at the end of the function.
19833 (s390_chunkify_start): Force literal pool splits at section
19836 2008-02-13 Michael Matz <matz@suse.de>
19839 * var-tracking.c (clobber_variable_part): Correctly traverse the
19842 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19845 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
19846 Add -fdump-ipa-inline.
19847 * tree-dump.c (dump_files): Remove tree-inlined dump.
19848 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
19850 2008-02-12 Richard Guenther <rguenther@suse.de>
19852 PR tree-optimization/35171
19853 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
19856 2008-02-12 Richard Guenther <rguenther@suse.de>
19858 PR middle-end/35163
19859 * fold-const.c (fold_widened_comparison): Use get_unwidened in
19860 value-preserving mode. Disallow final truncation.
19862 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
19864 PR middle-end/35136
19865 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
19866 code from here to...
19867 (force_gimple_operand): ...here.
19869 2008-02-12 Jakub Jelinek <jakub@redhat.com>
19872 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
19873 non-compatible pointers.
19874 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
19875 different FIELD_DECLs, try harder by comparing field offsets, sizes
19878 PR inline-asm/35160
19879 * function.c (match_asm_constraints_1): Don't replace the same input
19882 2008-02-12 Anatoly Sokolov <aesok@post.ru>
19884 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
19885 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
19886 (expand_epilogue): Restore RAMPZ register.
19887 * config/avr/avr.md (RAMPZ_ADDR): New constant.
19889 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
19891 * config/i386/cygwin.asm: (__alloca): Correct calling
19892 convention and alignment.
19893 (__chkstk): Force 8 byte stack alignment.
19895 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
19896 Richard Guenther <rguenther@suse.de>
19898 PR tree-optimization/33992
19899 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
19900 the zero we compare against.
19902 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
19904 PR libfortran/35063
19905 * gthr-win32.h (__gthread_mutex_destroy_function): New function
19906 to CloseHandle after unlocking to prevent accumulation of handle
19909 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19911 PR middle_end/34150
19912 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
19913 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
19914 and update LABEL_NUSES during and after reload.
19916 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
19918 PR middle-end/34627
19919 * combine.c (simplify_if_then_else): Make sure the comparison is
19920 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
19922 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
19925 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
19926 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
19927 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
19928 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
19929 * tree.h (get_type_static_bounds): Likewise.
19931 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19933 * doc/invoke.texi (Option Summary, C++ Dialect Options)
19934 (Objective-C and Objective-C++ Dialect Options, Warning Options):
19935 Make -Wfoo language annotations match what the compiler outputs.
19937 2008-02-08 Sa Liu <saliu@de.ibm.com>
19939 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
19940 intrinsics spu_convts, spu_convtu, spu_convtf.
19942 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
19944 * doc/extend.texi (Function Attributes) <noinline>: Mention
19945 asm ("") as method to keep calls.
19947 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19950 * doc/options.texi (Options): Replace references to opts.sh with
19952 * opts-common.c: Likewise.
19953 * optc-gen.awk: Likewise.
19955 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
19957 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
19959 2008-02-07 Richard Henderson <rth@redhat.com>
19962 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
19963 EXPR_LIST for the REG_EQUAL instead of a comparison with a
19966 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
19968 PR tree-optimization/35085
19969 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
19970 for operand entry oe2 in addition to operand entry oe3 in order to
19971 expose more opportunities for vectorizer sum reduction.
19973 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19976 * Makefile.in (LIBS): Remove $(GMPLIBS).
19977 (cc1-dummy, cc1): Add $(GMPLIBS).
19979 2008-02-06 Jan Hubicka <jh@suse.cz>
19982 * i386.md (moddf_integer): Do not produce partial memory stalls for
19983 targets where it hurts.
19985 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
19988 * optabs.c (expand_float): Do not check for decimal modes when
19989 expanding unsigned integer through signed conversion.
19991 2008-02-06 Nick Clifton <nickc@redhat.com>
19993 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
19994 inside the clobber with a match_operand and duplicated operand
19995 number in the constraint.
19996 (ineqbranchsi): Delete redundant comment.
19998 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
20000 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
20001 builtin_define ("__USE_INIT_FINI__").
20002 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
20004 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
20006 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20008 PR documentation/30330
20009 * doc/invoke.texi (C++ Dialect Options)
20010 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20011 For each warning option -Wfoo that allows -Wno-foo, ensure both
20012 -Wfoo and -Wno-foo are listed in the option index. Fix index
20013 entry of -Wswitch-default, index -Wnormalized= including the
20014 `=', and -Wlarger-than-@var{len} including @var{len}.
20016 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20018 * config/i386/i386.md (floatunssisf2): Use
20019 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
20020 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
20021 Macroize expander using MODEF mode iterator.
20023 2008-02-05 Diego Novillo <dnovillo@google.com>
20025 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
20028 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
20030 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20033 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
20035 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
20038 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
20039 to indicate if a message should be generated.
20040 (init_cumulative_args): Updated.
20041 (function_value_32): Likewise.
20043 2008-02-05 Joseph Myers <joseph@codesourcery.com>
20045 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
20047 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20050 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
20051 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
20053 2008-02-04 Diego Novillo <dnovillo@google.com>
20055 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
20058 * tree-vrp.c (vrp_evaluate_conditional): With
20059 -Wtype-limits, emit a warning when comparing against a
20060 constant outside the natural range of OP0's type.
20062 2008-02-04 Richard Guenther <rguenther@suse.de>
20064 PR middle-end/33631
20065 * expr.c (count_type_elements): Give for unions instead of
20068 2008-02-04 Richard Guenther <rguenther@suse.de>
20070 PR middle-end/35043
20071 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
20072 to TYPE_DOMAINs base type instead of using bitsizetype here.
20074 2008-02-03 Jason Merrill <jason@redhat.com>
20076 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
20078 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20081 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
20082 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
20083 (RS/6000 and PowerPC Options): Fix typos and markup.
20084 * doc/passes.texi (Tree-SSA passes): Likewise.
20086 2008-02-02 Michael Matz <matz@suse.de>
20089 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
20090 from record_last_reg_set_info.
20091 (record_last_reg_set_info): Take an RTX argument, iterate over all
20092 constituent hardregs.
20093 (record_last_set_info, record_opr_changes): Change calls to
20094 new signature or to record_last_reg_set_info_regno.
20096 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
20098 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
20100 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
20102 PR rtl-optimization/34773
20103 * reg-notes.def (EQUAL): Mention significance of combination of
20104 REG_EQUAL and REG_RETVAL.
20105 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
20106 insn that has a REG_RETVAL.
20108 2008-02-01 Roger Sayle <roger@eyesopen.com>
20111 * configure.ac (--enable-fixed-point): Disable unless explicitly
20113 * configure: Regenerate.
20115 2008-02-01 Richard Guenther <rguenther@suse.de>
20118 * invoke.texi (-finline-limit): Remove no longer true parts
20119 of the documentation. Note that there is no default value.
20121 2008-02-01 Andrew Pinski <pinskia@gmail.com>
20122 Mark Mitchell <mark@codesourcery.com>
20123 Ben Elliston <bje@au.ibm.com>
20126 * doc/extend.texi (Other Builtins): Document.
20128 2008-01-31 Tom Browder <tom.browder@gmail.com>
20130 * doc/c-tree.texi (Types): Fix grammar.
20131 (Expression trees): Ditto.
20132 * doc/passes.texi (Tree-SSA passes): Ditto.
20134 * doc/configterms.texi (Configure Terms): Fix typo.
20135 * doc/cpp.texi (Common Predefined Macros): Ditto.
20136 * doc/md.texi (Machine Constraints): Ditto.
20138 * doc/makefile.texi (Makefile): Add comma.
20140 2008-01-31 Tom Browder <tom.browder@gmail.com>
20141 Gerald Pfeifer <gerald@pfeifer.com>
20143 * doc/sourcebuild.texi (Front End): Remove references to CVS
20144 and CVSROOT/modules.
20145 (Texinfo Manuals): Replace reference to CVS by one to SVN.
20146 (Back End): Remove reference to CVS.
20148 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20151 * config/mips/mips.c (gen_load_const_gp): New function, taking a
20153 (mips16_gp_pseudo_reg): ...here.
20154 * config/mips/mips.md (load_const_gp): Replace with...
20155 (load_const_gp_<mode>): ...this :P-based insn.
20157 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20159 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
20160 options. Minor fixes.
20161 (-std): Move reference to standards closer to where language
20162 standards are first mentioned.
20164 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20166 PR rtl-optimization/34995
20167 * reload.c (alternative_allows_const_pool_ref): Take an rtx
20168 parameter and return a bool. If the rtx parameter is nonnull,
20169 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
20170 (find_reloads): Update call accordingly. Pass the new operand
20171 if it needed no address reloads, otherwise pass null.
20173 2008-01-30 Richard Henderson <rth@redhat.com>
20176 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
20177 for unbounded arrays.
20179 2008-01-30 Silvius Rus <rus@google.com>
20181 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
20183 2008-01-30 Jan Hubicka <jh@suse.cz>
20186 * i386.c (init_cumulative_args): Use real function declaration when
20189 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
20191 PR rtl-optimization/34998
20192 * global.c (build_insn_chain): Treat non-subreg_lowpart
20193 SUBREGs of pseudos as clobbering all the words covered by the
20194 SUBREG, not just all the bytes.
20195 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
20196 original df_ref rather than an extract parameter.
20197 (global_conflicts): Update call accordingly.
20199 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
20201 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
20202 the overflow check to make it easier to read.
20203 (__fixtfdi): Change the type of the ll member in union
20204 long_double to UDItype_x.
20206 2008-01-30 Jakub Jelinek <jakub@redhat.com>
20208 PR middle-end/34969
20209 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
20210 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
20211 * tree-inline.c (fold_marked_statements): Call
20212 cgraph_update_edges_for_call_stmt if folding a call statement.
20213 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
20214 debug_generic_stmt calls, reset it back afterwards.
20217 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
20219 * c-typeck.c (build_external_ref): Don't pedwarn about
20220 static vars in current function's scope.
20222 2008-01-29 Joseph Myers <joseph@codesourcery.com>
20224 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
20226 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
20229 * ipa-struct-reorg.c: Fix spelling.
20230 * params.def: Ditto.
20232 2008-01-29 Richard Guenther <rguenther@suse.de>
20234 PR middle-end/35006
20235 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
20237 * tree-inline.c (remap_type): Increment remapping_type_depth
20238 around remapping types.
20239 (copy_body_r): Only add referenced variables if they are referenced
20240 from code, not types.
20242 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
20253 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
20254 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
20256 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
20259 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
20260 pointer for tiny stack.
20262 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
20264 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
20266 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
20268 * config/vx-common.h: Fix typo in comment.
20270 2008-01-28 Ian Lance Taylor <iant@google.com>
20274 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
20275 coalesce pointers if they have different DECL_NO_TBAA_P values.
20276 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
20277 between variables with different DECL_NO_TBAA_P values.
20279 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
20282 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
20283 are not legitimate small data references on SPE targets.
20285 2008-01-28 David Daney <ddaney@avtrex.com>
20287 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
20289 2008-01-28 David Daney <ddaney@avtrex.com>
20291 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
20293 2008-01-27 Joseph Myers <joseph@codesourcery.com>
20295 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
20296 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
20297 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
20298 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
20299 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
20300 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
20301 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
20302 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
20304 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20306 * basic-block.h (condjump_equiv_p): Fix comment.
20308 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20310 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
20311 print_generic_stmt_indented): Fix comment.
20313 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20315 * configure.ac (__stack_chk_fail): Add detecion for availability
20316 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
20317 * configure: Regenerate.
20319 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
20321 PR middle-end/34688
20322 * final.c (output_addr_const): Handle TRUNCATE.
20324 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
20327 * tree-ssa-loop-ivopts.c (comp_cost): New type.
20328 (zero_cost, infinite_cost): New constants.
20329 (struct cost_pair): Change type of cost to comp_cost.
20330 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
20331 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
20333 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
20334 split_address_cost, ptr_difference_cost, difference_cost,
20335 get_computation_cost_at, get_computation_cost,
20336 determine_use_iv_cost_generic, determine_use_iv_cost_address,
20337 determine_use_iv_cost_condition, determine_use_iv_costs,
20338 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
20339 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
20340 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
20341 Change type of cost to comp_cost.
20342 (determine_iv_cost): Increase cost of non-original ivs, instead
20343 of decreasing the cost of original ones.
20344 (get_address_cost): Indicate the complexity of the addressing mode
20346 (try_add_cand_for): Prefer using ivs not specific to some object.
20347 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
20349 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
20350 Janis Johnson <janis187@us.ibm.com>
20353 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
20354 (TARGET_INSTANTIATE_DECLS): Likewise.
20355 * target.h (expand_to_rtl_hook): New target hook.
20356 (instantiate_decls): Likewise.
20357 * function.c (instantiate_decl): Make non-static. Rename to...
20358 (instantiate_decl_rtl): ... this.
20359 (instantiate_expr): Use instantiate_decl_rtl.
20360 (instantiate_decls_1): Likewise.
20361 (instantiate_decls): Likewise.
20362 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
20363 * function.h (instantiate_decl_rtl): Add prototype.
20364 * cfgexpand.c (target.h): New include.
20365 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
20366 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
20367 (TARGET_INSTANTIATE_DECLS): Likewise.
20368 (TARGET_INITIALIZER): New target hooks added.
20369 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
20371 * config/rs6000/rs6000.c (tree-flow.h): New include.
20372 (machine_function): Add sdmode_stack_slot field.
20373 (rs6000_alloc_sdmode_stack_slot): New function.
20374 (rs6000_instantiate_decls): Likewise.
20375 (rs6000_secondary_memory_needed_rtx): Likewise.
20376 (rs6000_check_sdmode): Likewise.
20377 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
20378 (TARGET_INSTANTIATE_DECLS): Likewise.
20379 (rs6000_hard_regno_mode_ok): Allow SDmode.
20380 (num_insns_constant): Likewise. Handle _Decimal32 constants.
20381 (rs6000_emit_move): Handle SDmode.
20382 (function_arg_advance): Likewise.
20383 (function_arg): Likewise.
20384 (rs6000_gimplify_va_arg): Likewise. Add special handling of
20385 SDmode var args for 32-bit compiles.
20386 (rs6000_secondary_reload_class): Handle SDmode.
20387 (rs6000_output_function_epilogue): Likewise.
20388 (rs6000_function_value): Simplify if statement.
20389 (rs6000_libcall_value): Likewise.
20390 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
20391 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
20392 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
20393 (movsd_hardfloat): New define_insn.
20394 (movsd_softfloat): Likewise.
20395 (movsd_store): Likewise.
20396 (movsd_load): Likewise.
20397 (extendsddd2): Likewise.
20398 (extendsdtd2): Likewise.
20399 (truncddsd2): Likewise.
20400 (movdd_hardfloat64): Fixup comment.
20401 (UNSPEC_MOVSD_LOAD): New constant.
20402 (UNSPEC_MOVSD_STORE): Likewise.
20404 2008-01-26 Jakub Jelinek <jakub@redhat.com>
20407 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
20409 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
20410 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
20411 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
20412 and TRUTH_XOR_EXPR.
20414 2008-01-26 David Edelsohn <edelsohn@gnu.org>
20417 * config.gcc: Separate AIX 5.3 from AIX 6.1.
20418 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20419 __LONGDOUBLE128 too.
20420 * config/rs6000/aix61.h: New file.
20422 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
20424 PR rtl-optimization/34959
20425 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
20426 popcount and parity rtxes the same mode as their operand.
20427 Truncate or extend the result to the return value's mode
20430 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
20433 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
20434 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
20435 to GOT_VERSION_REGNUM.
20436 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
20437 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
20438 * config/mips/mips.c (mips_emit_call_insn): New function.
20439 (mips_call_tls_get_addr): Call mips_expand_call directly.
20440 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
20442 (mips16_build_call_stub): Likewise. Return the call insn or null.
20443 (mips_expand_call): Update the call to mips16_build_call_stub
20444 accordingly and a remove redundant condition. Assert that MIPS16
20445 stubs do not use lazy binding. Use mips_emit_call_insn and return
20447 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
20449 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
20450 (mips_avoid_hazard): Remove hazard_set handling.
20451 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
20452 (UNSPEC_RESTORE_GP): ...this.
20453 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
20454 (FAKE_CALL_REGNO): Rename to...
20455 (GOT_VERSION_REGNUM): ...this.
20456 (type): Add "ghost" value. Add an associated insn reservation.
20457 (hazard_set): Remove.
20458 (exception_receiver): Rename to...
20459 (restore_gp): ...this and update the unspec identifier accordingly.
20460 (exception_receiver, nonlocal_got_receiver): New expanders.
20461 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
20462 FAKE_CALL_REGNO. Remove hazard_set attribute.
20463 (set_got_version, update_got_version): New patterns.
20465 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
20468 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
20470 2008-01-25 Joseph Myers <joseph@codesourcery.com>
20473 * doc/install.texi2html: Generate gcc-vers.texi.
20475 2008-01-25 DJ Delorie <dj@redhat.com>
20477 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
20479 2008-01-25 Joseph Myers <joseph@codesourcery.com>
20481 * config/c4x: Remove directory.
20482 * config.gcc (crx-*, mt-*): Mark obsolete.
20483 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
20484 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
20485 sh-*-rtemscoff*): Remove cases.
20486 * defaults.h (C4X_FLOAT_FORMAT): Remove.
20487 * real.c (encode_c4x_single, decode_c4x_single,
20488 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
20489 c4x_extended_format): Remove.
20490 * real.h (c4x_single_format, c4x_extended_format): Remove.
20491 * doc/extend.texi (interrupt, naked): Remove mention of attributes
20493 (Pragmas): Remove comment about c4x pragmas.
20494 * doc/install.texi (c4x): Remove target-specific instructions.
20495 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
20496 * doc/md.texi (Machine Constraints): Remove C4x documentation.
20497 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
20498 refer to C4x source files as examples.
20499 (C4X_FLOAT_FORMAT): Remove documentation.
20501 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
20503 * config/bfin/bfin.c (override_options): Reorder tests so that
20504 flag_pic gets enabled for -msep-data.
20506 2008-01-25 Richard Guenther <rguenther@suse.de>
20508 PR middle-end/32244
20509 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
20510 to its bitfield precision if required.
20512 2008-01-25 Jakub Jelinek <jakub@redhat.com>
20514 PR middle-end/33880
20515 * tree-nested.c (walk_omp_for): New function.
20516 (convert_nonlocal_reference, convert_local_reference): Call
20517 walk_omp_for on OMP_FOR.
20518 (convert_call_expr): Call walk_body on OMP_FOR's
20519 OMP_FOR_PRE_INIT_BODY.
20521 2008-01-25 Richard Guenther <rguenther@suse.de>
20523 PR tree-optimization/34966
20524 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
20525 default defs and PHI_NODEs we have to insert after the
20526 defining statement.
20528 2008-01-24 Nick Clifton <nickc@redhat.com>
20530 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
20531 Provide a default definition.
20532 (LIBGCC2_UNITS_PER_WORD): Likewise.
20534 * config/stormy16/stormy16.c: Include df.h for the prototype
20535 for df_regs_ever_live_p.
20536 (xstormy16_expand_builtin_va_start): Convert the stack offset
20537 into a component_ref and then use POINTER_PLUS_EXPR to add it
20538 to the incoming_virtual_args_rtx.
20539 (xstormy16_gimplify_va_arg_expr): Rename to
20540 xstormy16_gimplify_va_arg_expr.
20541 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
20542 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
20543 xstormy16_gimplify_va_arg_expr.
20544 Fix up some formatting issues.
20546 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
20547 Move to predicates.md.
20548 (xs_hi_general_operand): Likewise.
20549 (xs_hi_nonmemory_operand): Likewise.
20550 * config/stormy16/predicates.md:
20551 (xstormy16_carry_plus_operand): New predicate.
20552 (xs_hi_general_operand): New predicate.
20553 (xs_hi_nonmemory_operand): New predicate.
20554 * config/stormy16/stormy16-protos.h:
20555 (xstormy16_carry_plus_operand): Delete prototype.
20556 (xs_hi_general_operand): Likewise.
20557 (xs_hi_nonmemory_operand): Likewise.
20559 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
20560 modifiers as they are no longer needed and they can trigger
20561 reload spill failures.
20563 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
20564 with a match_operand in order to help reload.
20566 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
20567 constraint with 'e' for the 8th alternative as this version of
20568 the mov.w instruction only accepts the lower 8 registers.
20570 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
20573 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
20574 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
20577 2008-01-25 Jakub Jelinek <jakub@redhat.com>
20579 PR middle-end/33333
20580 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
20582 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
20584 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
20586 (remove_structure): Update allocations list before removing structure.
20588 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
20590 * ipa-struct-reorg.c (is_safe_cond_expr,
20591 create_new_stmts_for_cond_expr): Use integer_zerop function,
20592 that recognize not only zero-pointer, but zero-integer too.
20594 2008-01-25 Ben Elliston <bje@au.ibm.com>
20597 * fixproto: Escape "." in sed expression that strips leading "./".
20599 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
20602 * gcc.c (SWITCH_OK): Removed.
20603 (SWITCH_LIVE): Changed to bit.
20604 (SWITCH_FALSE): Likewise.
20605 (SWITCH_IGNORE): Likewise.
20606 (switchstr): Change live_cond to unsigned int.
20607 (process_command): Replace SWITCH_OK with 0.
20608 (do_self_spec): Likewise.
20609 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
20610 (give_switch): Likewise.
20611 (used_arg): Likewise.
20612 (do_spec_1): Set the SWITCH_IGNORE bit.
20613 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
20614 bits. Set the SWITCH_LIVE bit.
20616 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20618 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
20620 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
20622 PR tree-optimization/34472
20623 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
20624 parameter to a "bool *" and set *DATA to false if there is
20625 an unsafe access. Do not delete the structure here.
20626 (check_cond_exprs): Delete it here instead.
20627 (check_cond_exprs, exclude_cold_structs): Do not increase
20628 I when removing a structure.
20630 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
20633 * config/i386/i386.c (ix86_expand_vector_init): Consider only
20634 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
20636 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
20638 PR middle-end/34934
20639 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
20640 a fixed vector for stack.
20642 2008-01-24 Ben Elliston <bje@au.ibm.com>
20645 * doc/gcc.texi (Software development): Add a direntry for g++.
20647 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
20649 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
20650 stale and straggling -fforce-addr comments above.
20652 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
20654 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
20655 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
20657 2008-01-23 Michael Matz <matz@suse.de>
20660 * dwarf2out.c (force_type_die): Use modified_type_die instead of
20663 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
20665 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
20666 malloc result type.
20668 2008-01-23 Anatoly Sokolov <aesok@post.ru>
20670 * config/avr/avr.c (avr_current_arch): New variable.
20671 (avr_arch_types): Add 'avr31' and 'avr51' entries.
20672 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
20673 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
20674 (avr_override_options): Init 'avr_current_arch'.
20675 (base_arch_s): Move from here...
20676 * config/avr/avr.h (base_arch_s): ... here. Add new members
20677 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
20678 'mega' to 'have_jmp_call'.
20679 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
20680 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
20682 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
20684 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
20685 MULTILIB_MATCHES): Ditto.
20687 2008-01-23 Richard Guenther <rguenther@suse.de>
20689 PR middle-end/31529
20690 * cgraphunit.c (cgraph_reset_node): Always mark the node
20691 not reachable if it is not queued already.
20693 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
20695 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
20696 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
20697 (cputype_selected): New static variable.
20698 (bfin_handle_option): Set it if -mcpu is used.
20699 (override_option): Select default set of workarounds if no cpu type
20700 selected on the command line.
20701 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
20703 From Michael Frysinger <michael.frysinger@analog.com>
20704 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
20705 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
20707 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
20708 for bf547, bf523, bf524, and bf526.
20709 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
20711 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
20712 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
20713 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
20714 __ADSPBF547__ and __ADSPBF54x__ for bf547.
20715 * doc/invoke.texi (Blackfin Options): Document that
20716 -mcpu now accept bf547, bf523, bf524, and bf526.
20718 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
20720 PR rtl-optimization/34628
20721 * combine.c (try_combine): Stop and undo after the first combination
20722 if an autoincrement side-effect on the first insn has effectively
20725 2008-01-22 David Edelsohn <edelsohn@gnu.org>
20728 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
20729 Offset addresses are not valid for Altivec or paired float modes.
20731 2008-01-22 Jakub Jelinek <jakub@redhat.com>
20734 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
20735 if DECL_INITIAL (decl) is error_mark_node.
20738 * c-common.c (handle_vector_size_attribute): Only allow
20739 integral, scalar float and fixed point types. Handle OFFSET_TYPE
20740 the same way as pointer, array etc. types.
20741 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
20744 * tree.c (build_type_attribute_qual_variant): Call
20745 build_qualified_type if attributes are equal, but quals are not.
20747 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20750 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
20751 * flags.h (warn_strict_aliasing): Remove.
20752 (warn_strict_overflow): Remove.
20753 * opts.c (warn_strict_aliasing): Remove.
20754 (warn_strict_overflow): Remove.
20755 * c-opts.c (c_common_handle_option): -Wall only sets
20756 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
20757 (c_common_post_options): Give default values to -Wstrict-aliasing
20758 and -Wstrict-overflow if they are uninitialized.
20759 * common.opt (Wstrict-aliasing): Specify Var and Init.
20760 (Wstrict-overflow): Likewise.
20762 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
20764 PR rtl-optimization/26854
20765 PR rtl-optimization/34400
20766 PR rtl-optimization/34884
20767 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
20769 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
20770 (df_rd_bb_info.expanded_lr_out): Deleted
20771 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
20772 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
20773 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
20774 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
20775 Removed code to allocate, initialize or free expanded_lr_out.
20776 (df_rd_bb_local_compute_process_def): Restructured to make more
20778 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
20779 sets if the sets are being trimmed.
20781 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
20784 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
20785 (as_vers): Likewise.
20786 * configure: Regenerated.
20788 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20790 PR middle-end/33092
20791 * tree-pass.h (pass_build_alias): New pass.
20792 * tree-ssa-alias.c (gate_build_alias): New.
20793 (pass_build_alias): New.
20794 * passes.c (init_optimization_passes): Add pass_build_alias after
20795 pass_create_structure_vars.
20797 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
20799 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
20800 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
20801 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
20802 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
20803 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
20804 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
20805 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
20806 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
20807 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
20808 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
20809 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
20810 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
20811 * config/s390/s390.md (FP_ALL): New mode iterator.
20812 (_d): New mode attribute.
20813 ("*signbit<mode>2>"): Changed mode of first operand.
20814 ("isinf<mode>2"): Changed mode of first operand.
20815 ("*TDC_insn"): Adaptation for DFP modes.
20817 2008-01-22 Ben Elliston <bje@au.ibm.com>
20819 * tree.c (check_qualified_type): Improve function description.
20821 2008-01-21 Jason Merrill <jason@redhat.com>
20824 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
20825 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
20828 2008-01-21 DJ Delorie <dj@redhat.com>
20830 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
20833 2008-01-21 Richard Guenther <rguenther@suse.de>
20835 PR middle-end/34856
20836 * tree-cfg.c (verify_expr): Allow all invariant expressions
20837 instead of just constant class ones as reference argument.
20838 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
20839 like any other constant.
20840 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
20842 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
20844 * regmove.c (fixup_match_1): Update call crossed frequencies.
20846 2008-01-21 Richard Guenther <rguenther@suse.de>
20849 * tree-inline.c (setup_one_parameter): Deal with mismatched
20850 types using a VIEW_CONVERT_EXPR.
20852 2008-01-21 Alon Dayan <alond@il.ibm.com>
20853 Olga Golovanevsky <olga@il.ibm.com>
20855 PR tree-optimization/34701
20856 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
20857 when the structure size is not a power of 2.
20859 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
20861 * doc/install.texi: Add doc for --enable-checking=df.
20863 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
20865 PR rtl-optimization/34808
20866 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
20868 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
20870 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
20873 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
20875 PR rtl-optimization/26854
20876 PR rtl-optimization/34400
20877 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
20879 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
20880 (df_rd_bb_info.expanded_lr_out): New.
20881 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
20882 * loop_iv.c (iv_analysis_loop_init): Ditto.
20883 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
20884 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
20885 Added code to allocate, initialize or free expanded_lr_out.
20886 (df_rd_bb_local_compute_process_def): Restructured to make
20887 more understandable.
20888 (df_rd_confluence_n): Add code to do nothing with fake edges and
20889 code to no apply invalidate_by_call sets if the sets are being trimmed.
20890 (df_lr_local_finalize): Renamed to df_lr_finalize.
20891 (df_live_local_finalize): Renamed to df_live_finalize.
20893 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
20896 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
20897 deciding whether to use reciprocal instructions.
20899 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
20901 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
20902 dwarf2out_note_section_used if cold_text_section is NULL.
20904 2008-01-19 Jakub Jelinek <jakub@redhat.com>
20906 PR gcov-profile/34610
20907 * tree-cfg.c (make_edges): Mark both outgoing edges from
20908 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
20909 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
20910 from OMP_FOR and OMP_CONTINUE outgoing edges.
20912 * tree-profile.c (tree_profiling): Return early if
20913 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
20915 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
20916 from cfun to child_cfun.
20917 * function.h (struct function): Add after_tree_profile bit.
20919 2008-01-19 Anatoly Sokolov <aesok@post.ru>
20921 * config/avr/avr.S (_exit): Disable interrupt.
20923 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
20924 Steven Bosscher <stevenb.gcc@gmail.com>
20926 PR rtl-optimization/26854
20927 PR rtl-optimization/34400
20928 * df-problems.c (df_live_scratch): New scratch bitmap.
20929 (df_live_alloc): Allocate df_live_scratch when doing df_live.
20930 (df_live_reset): Clear the proper bitmaps.
20931 (df_live_bb_local_compute): Only process the artificial defs once
20932 since the order is not important.
20933 (df_live_init): Init the df_live sets only with the variables
20934 found live by df_lr.
20935 (df_live_transfer_function): Use the df_lr sets to prune the
20936 df_live sets as they are being computed.
20937 (df_live_free): Free df_live_scratch.
20939 2008-01-18 Ian Lance Taylor <iant@google.com>
20941 * common.opt: Add fmerge-debug-strings.
20942 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
20943 flag_merge_debug_strings rather than flag_merge_constants.
20944 * doc/invoke.texi (Option Summary): Mention
20945 -fmerge-debug-strings.
20946 (Debugging Options): Document -fmerge-debug-strings.
20948 2008-01-18 Ian Lance Taylor <iant@google.com>
20951 * tree.h (DECL_IS_OPERATOR_NEW): Define.
20952 (struct tree_function_decl): Add new field operator_new_flag.
20953 * tree-inline.c (expand_call_inline): When inlining a call to
20954 operator new, force the return value to go into a variable, and
20955 set DECL_NO_TBAA_P on that variable.
20956 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
20958 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
20961 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
20962 DWARF2_DEBUGGING_INFO.
20963 (dwarf2out_note_section_used): Ditto. Add prototype.
20964 (have_multiple_function_sections, text_section_used,
20965 cold_text_section_used, *cold_text_sections): Move declarations
20968 2008-01-17 Bob Wilson <bob.wilson@acm.org>
20970 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
20971 field and add signal_ra.
20972 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
20973 assignments to frame state pc. Move end of stack check after
20974 MD_FALLBACK_FRAME_STATE_FOR.
20975 (uw_update_context_1): Use frame state signal_regs if set, instead
20976 of checking signal_frame flag.
20977 (uw_update_context): Use frame state signal_ra if set.
20978 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
20979 * config/xtensa/linux-unwind.h: New file.
20981 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
20983 * modulo-sched.c (get_sched_window): Fix comment typo.
20985 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
20987 PR tree-optimization/34648
20988 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
20990 2008-01-17 Anatoly Sokolov <aesok@post.ru>
20992 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
20993 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
20995 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
20997 PR rtl-optimization/34400
20998 * df-core.c (df_worklist_dataflow_overeager,
20999 df_worklist_dataflow_doublequeue): New functions.
21000 (df_worklist_dataflow): Two different worklist solvers.
21001 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
21004 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21007 * doc/invoke.texi: Document the dependence on pthread for fopenmp
21008 and ftree-parallelize-loops.
21010 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
21012 PR rtl-optimization/34826
21013 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
21015 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
21017 * global.c (find_reg): Mark the eh regs as used if necessary.
21018 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
21019 * ra.h (struct allocno): no_eh_reg field added. Changed
21020 no_stack_reg type to bitfield.
21022 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
21024 * tree.c (substitute_in_expr): Add missing 'break'.
21026 2008-01-17 Richard Guenther <rguenther@suse.de>
21028 PR tree-optimization/34825
21029 * tree-ssa-math-opts.c (is_division_by): Do not recognize
21030 x / x as division to handle.
21032 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21034 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
21035 "-pthread" is specified.
21036 * pa-hpux11.h (LIB_SPEC): Likewise.
21038 2008-01-16 Janis Johnson <janis187@us.ibm.com>
21039 Peter Bergner <bergner@vnet.ibm.com>
21041 PR rtl-optimization/33796
21042 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
21044 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21046 PR libgfortran/34699
21047 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
21049 * pa-hpux10.h (LINK_SPEC): Likewise.
21050 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
21052 2008-01-16 Richard Guenther <rguenther@suse.de>
21054 PR middle-end/32628
21055 * fold-const.c (fold_convert_const_int_from_int): Do not
21056 set overflow if that occured only because of a sign extension
21057 change when converting from/to a sizetype with the same
21058 precision and signedness.
21060 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21063 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
21064 location address to the correct place. Update copyright year.
21066 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21068 * lambda-code.c (lambda_transform_legal_p): Handle the case of
21069 no dependences in the dependence_relations vector.
21071 2008-01-16 Jan Hubicka <jh@suse.cz>
21073 PR rtl-optimization/31396
21074 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
21075 * cfg.c (dump_reg_info): Print it.
21076 * regs.h (struct reg_info_t): add freq_calls_crossed.
21077 (REG_FREQ_CALLS_CROSSED): New macro.
21078 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
21079 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
21080 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
21081 regmove_optimize): Update call crossed frequencies.
21082 * local-alloc.c (struct qty): Add freq_calls_crossed.
21083 (alloc_qty): Copute freq_calls_crossed.
21084 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
21085 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
21086 * ra.h (struct allocno): Add freq_calls_crossed.
21088 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21090 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
21091 libgomp when compiling with ftree-parallelize-loops.
21092 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
21094 2008-01-16 Richard Guenther <rguenther@suse.de>
21096 PR tree-optimization/34769
21097 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
21098 * tree.c (int_cst_value): Instead make this function more
21099 permissive in what it accepts as valid input. Document this
21100 function always sign-extends the value.
21102 2008-01-16 Jakub Jelinek <jakub@redhat.com>
21103 Richard Guenther <rguenther@suse.de>
21106 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
21107 (gimple_fold_indirect_ref_rhs): ... this.
21108 (gimple_fold_indirect_ref): New function with foldings
21109 that preserve lvalueness.
21110 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
21111 * tree-flow.h (gimple_fold_indirect_ref): Declare.
21112 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
21113 to fold an INDIRECT_REF, fall back to the old use of
21114 fold_indirect_ref_1.
21116 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21118 * tree-data-ref.c (subscript_dependence_tester_1): Call
21119 free_conflict_function.
21120 (compute_self_dependence): Same.
21122 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21125 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
21126 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
21128 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
21129 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
21130 for DWARF2_UNWIND_INFO targets.
21132 2008-01-16 Richard Guenther <rguenther@suse.de>
21135 * c-typeck.c (common_pointer_type): Do not merge inconsistent
21136 type qualifiers for function types.
21138 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
21140 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
21141 loop_iterator li from previous commit.
21143 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
21145 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
21147 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21149 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
21150 (parallelize_loops): Don't parallelize irreducible components.
21152 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21155 * c-opts (c_common_post_options): Do not enable CPP
21156 flag_pedantic_errors by default.
21158 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
21160 PR rtl-optimization/31944
21161 * cse.c (remove_pseudo_from_table): New function.
21162 (merge_equiv_classes): Use above function to remove pseudo-registers.
21163 (invalidate): Likewise.
21165 2008-01-13 Richard Guenther <rguenther@suse.de>
21167 PR middle-end/34601
21168 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
21169 instead of TYPE_MODE to deal with calls from expand_one_error_var.
21171 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
21173 * gcse.c (cprop_jump): Call validate_unshare_change instead of
21174 validate_change to unshare the source of the PC set.
21176 2008-01-12 Jan Hubicka <jh@suse.cz>
21178 PR middle-end/32135
21179 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
21180 references above array bounds. This might trigger bounds checks for
21181 pointers to arrays.
21183 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21185 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
21186 new_replaceable_dependencies.
21188 2008-01-12 Doug Kwan <dougkwan@google.com>
21190 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
21191 instead of OPT_Wreturn_type in warning due to ignored return type
21193 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
21194 options included in -Wextra.
21195 * c.opt: New option -Wignored_qualifiers.
21196 * doc/invoke.texi (Warning Options, -Wextra): Add new option
21197 -Wignore_qualifiers.
21198 (-Wignored-qualifiers): Document.
21199 (-Wreturn-type): Remove description of functionality now handled
21200 by -Wignored-qualifiers.
21202 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
21205 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
21206 NOP_EXPR if it is between integral types with the same precision.
21208 2008-01-12 Jan Hubicka <jh@suse.cz>
21211 * invoke.texi (max-inline-recursive-depth): Fix default value.
21213 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
21215 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
21218 2008-01-11 Bob Wilson <bob.wilson@acm.org>
21220 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
21222 2008-01-11 James E. Wilson <wilson@specifix.com>
21225 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
21227 2008-01-11 Anatoly Sokolov <aesok@post.ru>
21229 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
21230 save/restore frame pointer register and don't use 'call-prologues'
21231 optimization in function with "OS_task" attribute.
21233 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
21235 PR middle-end/31309
21236 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
21237 when copying to memory.
21239 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
21241 PR rtl-optimization/30905
21242 * cfgcleanup.c: Include dce.h
21243 (crossjumps_occured): New global variable.
21244 (try_crossjump_bb): Exit loop after finding a fallthru edge.
21245 If something changed, set crossjumps_occured to true.
21246 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
21247 Don't add/remove fake edges to exit here...
21248 (cleanup_cfg): ...but do it here, when crossjumping.
21249 Run a fast DCE when successful crossjumps occured in the latest
21250 iteration of try_optimize_cfg.
21252 2008-01-11 Richard Guenther <rguenther@suse.de>
21254 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
21255 (struct vn_unary_op_s): Likewise.
21256 (vn_reference_insert): Free old reference on hash collision.
21258 2008-01-10 Raksit Ashok <raksit@google.com>
21260 PR rtl-optimization/27971
21261 * combine.c (find_split_point): Split PLUS expressions which are
21262 inside a MEM rtx, and whose first operand is complex.
21264 2008-01-10 DJ Delorie <dj@redhat.com>
21266 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
21267 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
21268 (m32c_hard_regno_ok): Call the underlying function.
21270 2008-01-10 Richard Guenther <rguenther@suse.de>
21272 PR middle-end/34683
21273 * tree-cfg.c (tree_merge_blocks): Do not go through the
21274 full-blown folding and stmt updating path if we just deal
21275 with virtual operands.
21276 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
21277 test for abnormal SSA_NAMEs.
21279 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
21281 PR middle-end/34641
21282 * reload.c (push_reload): Add assertions. All constants from
21283 reg_equiv_constant should have been used for replacing the respective
21285 (find_reloads_address): Invoke find_reloads_address_part for
21286 constant taken from the reg_equiv_constant array.
21288 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
21290 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
21291 field (valnum) the first in the struct. Replace bools with
21294 2008-01-10 Richard Guenther <rguenther@suse.de>
21296 PR tree-optimization/34651
21297 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
21298 types and ordering for masking and converting.
21300 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
21302 PR tree-optimization/34017
21303 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
21304 also for PHI_NODE expressions.
21306 2008-01-09 Jan Hubicka <jh@suse.cz>
21308 PR tree-optimization/34708
21309 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
21310 based on number of case labels.
21311 (init_inline_once): Remove switch_cost.
21312 * tree-inline.h (eni_weights_d): Remove switch_cost.
21314 2008-01-09 Richard Guenther <rguenther@suse.de>
21315 Andrew Pinski <andrew_pinski@playstation.sony.com>
21317 PR middle-end/30132
21318 * gimplify.c (gimplify_cond_expr): Do not create an addressable
21319 temporary if an rvalue is ok or an lvalue is not required.
21321 2008-01-09 Richard Guenther <rguenther@suse.de>
21323 PR middle-end/34458
21324 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
21325 adjust return type.
21327 2008-01-09 Richard Guenther <rguenther@suse.de>
21329 PR middle-end/34679
21330 * tree.c (host_integerp): Check for sizetype only if the
21331 type is an integer type.
21333 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
21336 * opts.c (decode_options): Disable inlining of functions called
21337 once if not in unit-at-a-time mode.
21339 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
21341 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
21343 2008-01-08 Richard Guenther <rguenther@suse.de>
21345 PR middle-end/31863
21346 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
21347 out early if the result will be unused.
21349 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
21354 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21355 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
21358 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
21360 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
21361 for vectorization tuned.
21363 2008-01-08 Richard Guenther <rguenther@suse.de>
21365 PR tree-optimization/34683
21366 * tree-ssa-operands.c (operand_build_cmp): Export.
21367 * tree-ssa-operands.h (operand_build_cmp): Declare.
21368 * tree-vn.c (vuses_compare): Remove.
21369 (sort_vuses): Use operand_build_cmp.
21370 (sort_vuses_heap): Likewise.
21371 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
21372 to re-use old VEC if available. Do not sort already sorted VUSEs.
21373 (vdefs_to_vec): Do not sort already sorted VDEFs.
21375 2008-01-08 Jakub Jelinek <jakub@redhat.com>
21377 PR middle-end/34694
21378 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
21380 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
21383 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
21384 limitations of reciprocal sequences on x86 targets.
21386 2008-01-08 Richard Guenther <rguenther@suse.de>
21388 PR tree-optimization/34683
21389 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
21391 2008-01-07 Jakub Jelinek <jakub@redhat.com>
21394 * config/darwin.c (darwin_mergeable_string_section): Don't use
21395 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
21397 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
21400 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
21401 negxf2. Macroize expander using X87MODEF mode iterator. Change
21402 predicates of op0 and op1 to register_operand.
21403 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
21404 expander using X87MODEF mode iterator. Change predicates of
21405 op0 and op1 to register_operand.
21406 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
21407 corresponding patterns and macroize using MODEF macro. Change
21408 predicates of op0 and op1 to register_operand and remove
21409 "m" constraint. Disparage "r" alternative with "!".
21410 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
21411 macroize using X87MODEF macro. Change predicates of op0 and op1
21412 to register_operand and remove "m" constraint. Disparage "r"
21413 alternative with "!".
21414 (absneg splitter with memory operands): Remove.
21415 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
21416 patterns and macroize using X87MODEF mode iterator.
21417 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
21418 Change predicate of op1 to register_operand.
21419 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
21420 for memory operands.
21422 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
21424 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
21426 2008-01-07 Richard Guenther <rguenther@suse.de>
21428 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
21431 2008-01-07 Richard Guenther <rguenther@suse.de>
21433 PR tree-optimization/34683
21434 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
21435 VOPs of the needed size to save memory. Use VEC_quick_push
21436 to save compile-time.
21437 (vdefs_to_vec): Likewise.
21439 2008-01-07 Sa Liu <saliu@de.ibm.com>
21441 * config/spu/spu.md (divdf3): Genetate inline code for double
21442 division. The implementation doesn't handle INF or NAN, therefore it
21443 only applies when -ffinite-math-only is given.
21445 2008-01-06 Paolo Carlini <pcarlini@suse.de>
21448 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
21449 * doc/cpp.texi ([Common Predefined Macros]): Document.
21451 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
21453 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
21454 order to use commutative addition instead of subtraction.
21456 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
21457 Mircea Namolaru <namolaru@il.ibm.com>
21458 Vladimir Yanovsky <yanov@il.ibm.com>
21459 Revital Eres <eres@il.ibm.com>
21461 PR tree-optimization/34263
21462 * tree-outof-ssa.c (process_single_block_loop_latch,
21463 contains_tree_r): New functions.
21464 (analyze_edges_for_bb): Call process_single_block_loop_latch
21465 function to empty single-basic-block latch block if possible.
21467 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21469 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
21471 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
21473 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
21475 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
21477 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
21479 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
21481 2008-01-05 Jakub Jelinek <jakub@redhat.com>
21483 PR tree-optimization/34618
21484 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
21487 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21490 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
21491 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
21492 Update copyright year.
21494 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
21495 Update copyright year.
21496 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
21499 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
21501 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
21502 edge does not point to current bb before changing need_assert.
21504 2008-01-04 Richard Guenther <rguenther@suse.de>
21506 PR middle-end/34029
21507 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
21508 for verifying purposes if they are is_gimple_min_invariant.
21510 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
21512 PR tree-optimization/34448
21513 PR tree-optimization/34465
21514 * gimplify.c (gimplify_init_constructor): Add new parameter
21515 notify_temp_creation. Use it.
21516 (gimplify_modify_expr_rhs): Take volatiles into account when
21517 optimizing constructors.
21518 Do not optimize constructors if gimplify_init_constructor will dump to
21520 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
21521 * gcc.c-torture/compile/pr34448.c: New.
21523 2008-01-04 Jakub Jelinek <jakub@redhat.com>
21525 PR gcov-profile/34609
21526 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
21527 return_slot if result is TREE_ADDRESSABLE.
21529 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
21531 * config/mips/mips.md (sqrt_condition): Tweak comment.
21532 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
21534 2008-01-03 Tom Tromey <tromey@redhat.com>
21537 * c-common.c (c_type_hash): Handle VLAs.
21539 2008-01-03 Jan Hubicka <jh@suse.cz>
21541 PR tree-optimization/31081
21542 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
21543 0 when inlining and not inlining to first basic block.
21544 (remap_decl): When var is initialized to 0, don't set default_def.
21545 (expand_call_inline): Set entry_bb.
21546 * tree-inline.h (copy_body_data): Add entry_bb.
21548 2008-01-03 Jakub Jelinek <jakub@redhat.com>
21551 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
21554 PR tree-optimization/29484
21555 * tree-inline.c (inline_forbidden_p_2): New function.
21556 (inline_forbidden_p): Disallow inlining if some static var
21557 has an address of a local LABEL_DECL in its initializer.
21558 * doc/extend.texi (Labels as Values): Document &&foo behaviour
21561 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
21563 PR tree-optimization/34635
21564 * tree-data-ref.c (add_other_self_distances): Make sure that the
21565 evolution step is constant.
21567 2008-01-03 Jakub Jelinek <jakub@redhat.com>
21569 PR middle-end/34608
21570 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
21572 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
21574 * tree-sra.c (scalarize_init): Insert the generate_element_init
21575 statements after the generate_element_zero statements.
21577 2008-01-02 Richard Guenther <rguenther@suse.de>
21579 PR middle-end/34093
21580 PR middle-end/31976
21581 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
21582 for very large number of operands instead of ICEing.
21584 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
21587 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
21588 while stack probing.
21590 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
21592 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
21595 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
21597 PR libmudflap/26442
21598 * tree-mudflap.c (mx_register_decls): Guard warning by
21599 !DECL_ARTIFICIAL check.
21601 2008-01-01 Jakub Jelinek <jakub@redhat.com>
21603 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
21604 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
21605 sse5_perm<mode>): Fix constraints.